diff options
314 files changed, 2625 insertions, 1701 deletions
diff --git a/Documentation/devicetree/bindings/mfd/ab8500.txt b/Documentation/devicetree/bindings/mfd/ab8500.txt index 13b707b7355..c3a14e0ad0a 100644 --- a/Documentation/devicetree/bindings/mfd/ab8500.txt +++ b/Documentation/devicetree/bindings/mfd/ab8500.txt @@ -13,9 +13,6 @@ Required parent device properties: 4 = active high level-sensitive 8 = active low level-sensitive -Optional parent device properties: -- reg : contains the PRCMU mailbox address for the AB8500 i2c port - The AB8500 consists of a large and varied group of sub-devices: Device IRQ Names Supply Names Description @@ -86,9 +83,8 @@ Non-standard child device properties: - stericsson,amic2-bias-vamic1 : Analoge Mic wishes to use a non-standard Vamic - stericsson,earpeice-cmv : Earpeice voltage (only: 950 | 1100 | 1270 | 1580) -ab8500@5 { +ab8500 { compatible = "stericsson,ab8500"; - reg = <5>; /* mailbox 5 is i2c */ interrupts = <0 40 0x4>; interrupt-controller; #interrupt-cells = <2>; diff --git a/Documentation/devicetree/bindings/tty/serial/of-serial.txt b/Documentation/devicetree/bindings/tty/serial/of-serial.txt index 1e1145ca4f3..8f01cb190f2 100644 --- a/Documentation/devicetree/bindings/tty/serial/of-serial.txt +++ b/Documentation/devicetree/bindings/tty/serial/of-serial.txt @@ -11,6 +11,9 @@ Required properties: - "nvidia,tegra20-uart" - "nxp,lpc3220-uart" - "ibm,qpace-nwp-serial" + - "altr,16550-FIFO32" + - "altr,16550-FIFO64" + - "altr,16550-FIFO128" - "serial" if the port type is unknown. - reg : offset and length of the register set for the device. - interrupts : should contain uart interrupt. diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt index 3262b6e4d68..e544c7ff8cf 100644 --- a/Documentation/input/alps.txt +++ b/Documentation/input/alps.txt @@ -3,10 +3,26 @@ ALPS Touchpad Protocol Introduction ------------ - -Currently the ALPS touchpad driver supports four protocol versions in use by -ALPS touchpads, called versions 1, 2, 3, and 4. Information about the various -protocol versions is contained in the following sections. +Currently the ALPS touchpad driver supports five protocol versions in use by +ALPS touchpads, called versions 1, 2, 3, 4 and 5. + +Since roughly mid-2010 several new ALPS touchpads have been released and +integrated into a variety of laptops and netbooks. These new touchpads +have enough behavior differences that the alps_model_data definition +table, describing the properties of the different versions, is no longer +adequate. The design choices were to re-define the alps_model_data +table, with the risk of regression testing existing devices, or isolate +the new devices outside of the alps_model_data table. The latter design +choice was made. The new touchpad signatures are named: "Rushmore", +"Pinnacle", and "Dolphin", which you will see in the alps.c code. +For the purposes of this document, this group of ALPS touchpads will +generically be called "new ALPS touchpads". + +We experimented with probing the ACPI interface _HID (Hardware ID)/_CID +(Compatibility ID) definition as a way to uniquely identify the +different ALPS variants but there did not appear to be a 1:1 mapping. +In fact, it appeared to be an m:n mapping between the _HID and actual +hardware type. Detection --------- @@ -20,9 +36,13 @@ If the E6 report is successful, the touchpad model is identified using the "E7 report" sequence: E8-E7-E7-E7-E9. The response is the model signature and is matched against known models in the alps_model_data_array. -With protocol versions 3 and 4, the E7 report model signature is always -73-02-64. To differentiate between these versions, the response from the -"Enter Command Mode" sequence must be inspected as described below. +For older touchpads supporting protocol versions 3 and 4, the E7 report +model signature is always 73-02-64. To differentiate between these +versions, the response from the "Enter Command Mode" sequence must be +inspected as described below. + +The new ALPS touchpads have an E7 signature of 73-03-50 or 73-03-0A but +seem to be better differentiated by the EC Command Mode response. Command Mode ------------ @@ -47,6 +67,14 @@ address of the register being read, and the third contains the value of the register. Registers are written by writing the value one nibble at a time using the same encoding used for addresses. +For the new ALPS touchpads, the EC command is used to enter command +mode. The response in the new ALPS touchpads is significantly different, +and more important in determining the behavior. This code has been +separated from the original alps_model_data table and put in the +alps_identify function. For example, there seem to be two hardware init +sequences for the "Dolphin" touchpads as determined by the second byte +of the EC response. + Packet Format ------------- @@ -187,3 +215,28 @@ There are several things worth noting here. well. So far no v4 devices with tracksticks have been encountered. + +ALPS Absolute Mode - Protocol Version 5 +--------------------------------------- +This is basically Protocol Version 3 but with different logic for packet +decode. It uses the same alps_process_touchpad_packet_v3 call with a +specialized decode_fields function pointer to correctly interpret the +packets. This appears to only be used by the Dolphin devices. + +For single-touch, the 6-byte packet format is: + + byte 0: 1 1 0 0 1 0 0 0 + byte 1: 0 x6 x5 x4 x3 x2 x1 x0 + byte 2: 0 y6 y5 y4 y3 y2 y1 y0 + byte 3: 0 M R L 1 m r l + byte 4: y10 y9 y8 y7 x10 x9 x8 x7 + byte 5: 0 z6 z5 z4 z3 z2 z1 z0 + +For mt, the format is: + + byte 0: 1 1 1 n3 1 n2 n1 x24 + byte 1: 1 y7 y6 y5 y4 y3 y2 y1 + byte 2: ? x2 x1 y12 y11 y10 y9 y8 + byte 3: 0 x23 x22 x21 x20 x19 x18 x17 + byte 4: 0 x9 x8 x7 x6 x5 x4 x3 + byte 5: 0 x16 x15 x14 x13 x12 x11 x10 diff --git a/Documentation/networking/tuntap.txt b/Documentation/networking/tuntap.txt index c0aab985bad..949d5dcdd9a 100644 --- a/Documentation/networking/tuntap.txt +++ b/Documentation/networking/tuntap.txt @@ -105,6 +105,83 @@ Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com> Proto [2 bytes] Raw protocol(IP, IPv6, etc) frame. + 3.3 Multiqueue tuntap interface: + + From version 3.8, Linux supports multiqueue tuntap which can uses multiple + file descriptors (queues) to parallelize packets sending or receiving. The + device allocation is the same as before, and if user wants to create multiple + queues, TUNSETIFF with the same device name must be called many times with + IFF_MULTI_QUEUE flag. + + char *dev should be the name of the device, queues is the number of queues to + be created, fds is used to store and return the file descriptors (queues) + created to the caller. Each file descriptor were served as the interface of a + queue which could be accessed by userspace. + + #include <linux/if.h> + #include <linux/if_tun.h> + + int tun_alloc_mq(char *dev, int queues, int *fds) + { + struct ifreq ifr; + int fd, err, i; + + if (!dev) + return -1; + + memset(&ifr, 0, sizeof(ifr)); + /* Flags: IFF_TUN - TUN device (no Ethernet headers) + * IFF_TAP - TAP device + * + * IFF_NO_PI - Do not provide packet information + * IFF_MULTI_QUEUE - Create a queue of multiqueue device + */ + ifr.ifr_flags = IFF_TAP | IFF_NO_PI | IFF_MULTI_QUEUE; + strcpy(ifr.ifr_name, dev); + + for (i = 0; i < queues; i++) { + if ((fd = open("/dev/net/tun", O_RDWR)) < 0) + goto err; + err = ioctl(fd, TUNSETIFF, (void *)&ifr); + if (err) { + close(fd); + goto err; + } + fds[i] = fd; + } + + return 0; + err: + for (--i; i >= 0; i--) + close(fds[i]); + return err; + } + + A new ioctl(TUNSETQUEUE) were introduced to enable or disable a queue. When + calling it with IFF_DETACH_QUEUE flag, the queue were disabled. And when + calling it with IFF_ATTACH_QUEUE flag, the queue were enabled. The queue were + enabled by default after it was created through TUNSETIFF. + + fd is the file descriptor (queue) that we want to enable or disable, when + enable is true we enable it, otherwise we disable it + + #include <linux/if.h> + #include <linux/if_tun.h> + + int tun_set_queue(int fd, int enable) + { + struct ifreq ifr; + + memset(&ifr, 0, sizeof(ifr)); + + if (enable) + ifr.ifr_flags = IFF_ATTACH_QUEUE; + else + ifr.ifr_flags = IFF_DETACH_QUEUE; + + return ioctl(fd, TUNSETQUEUE, (void *)&ifr); + } + Universal TUN/TAP device driver Frequently Asked Question. 1. What platforms are supported by TUN/TAP driver ? diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index 53d6a3c51d8..a372304aef1 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -1873,7 +1873,7 @@ feature: status\input | 0 | 1 | else | --------------+------------+------------+------------+ - not allocated |(do nothing)| alloc+swap | EINVAL | + not allocated |(do nothing)| alloc+swap |(do nothing)| --------------+------------+------------+------------+ allocated | free | swap | clear | --------------+------------+------------+------------+ diff --git a/MAINTAINERS b/MAINTAINERS index 95616582c72..50b4d735f96 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4005,6 +4005,22 @@ M: Stanislaw Gruszka <stf_xl@wp.pl> S: Maintained F: drivers/usb/atm/ueagle-atm.c +INA209 HARDWARE MONITOR DRIVER +M: Guenter Roeck <linux@roeck-us.net> +L: lm-sensors@lm-sensors.org +S: Maintained +F: Documentation/hwmon/ina209 +F: Documentation/devicetree/bindings/i2c/ina209.txt +F: drivers/hwmon/ina209.c + +INA2XX HARDWARE MONITOR DRIVER +M: Guenter Roeck <linux@roeck-us.net> +L: lm-sensors@lm-sensors.org +S: Maintained +F: Documentation/hwmon/ina2xx +F: drivers/hwmon/ina2xx.c +F: include/linux/platform_data/ina2xx.h + INDUSTRY PACK SUBSYSTEM (IPACK) M: Samuel Iglesias Gonsalvez <siglesias@igalia.com> M: Jens Taprogge <jens.taprogge@taprogge.org> @@ -5098,6 +5114,15 @@ S: Maintained F: Documentation/hwmon/max6650 F: drivers/hwmon/max6650.c +MAX6697 HARDWARE MONITOR DRIVER +M: Guenter Roeck <linux@roeck-us.net> +L: lm-sensors@lm-sensors.org +S: Maintained +F: Documentation/hwmon/max6697 +F: Documentation/devicetree/bindings/i2c/max6697.txt +F: drivers/hwmon/max6697.c +F: include/linux/platform_data/max6697.h + MAXIRADIO FM RADIO RECEIVER DRIVER M: Hans Verkuil <hverkuil@xs4all.nl> L: linux-media@vger.kernel.org @@ -6412,6 +6437,8 @@ F: Documentation/networking/LICENSE.qla3xxx F: drivers/net/ethernet/qlogic/qla3xxx.* QLOGIC QLCNIC (1/10)Gb ETHERNET DRIVER +M: Rajesh Borundia <rajesh.borundia@qlogic.com> +M: Shahed Shaikh <shahed.shaikh@qlogic.com> M: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com> M: Sony Chacko <sony.chacko@qlogic.com> M: linux-driver@qlogic.com @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 9 SUBLEVEL = 0 -EXTRAVERSION = -rc2 +EXTRAVERSION = -rc3 NAME = Unicycling Gorilla # *DOCUMENTATION* diff --git a/arch/Kconfig b/arch/Kconfig index 5a1779c9394..1455579791e 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -319,13 +319,6 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool -config HAVE_VIRT_TO_BUS - bool - help - An architecture should select this if it implements the - deprecated interface virt_to_bus(). All new architectures - should probably not select this. - config HAVE_ARCH_SECCOMP_FILTER bool help diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 5833aa44148..8a33ba01301 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -9,7 +9,7 @@ config ALPHA select HAVE_PERF_EVENTS select HAVE_DMA_ATTRS select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select AUTO_IRQ_AFFINITY if SMP select GENERIC_IRQ_SHOW diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 6d6e77c8969..13b739469c5 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1886,8 +1886,9 @@ config XEN_DOM0 config XEN bool "Xen guest support on ARM (EXPERIMENTAL)" - depends on ARM && OF + depends on ARM && AEABI && OF depends on CPU_V7 && !CPU_V6 + depends on !GENERIC_ATOMIC64 help Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi index 69140ba99f4..9de93096601 100644 --- a/arch/arm/boot/dts/dbx5x0.dtsi +++ b/arch/arm/boot/dts/dbx5x0.dtsi @@ -319,9 +319,8 @@ }; }; - ab8500@5 { + ab8500 { compatible = "stericsson,ab8500"; - reg = <5>; /* mailbox 5 is i2c */ interrupt-parent = <&intc>; interrupts = <0 40 0x4>; interrupt-controller; diff --git a/arch/arm/boot/dts/href.dtsi b/arch/arm/boot/dts/href.dtsi index 592fb9dc35b..379128eb9d9 100644 --- a/arch/arm/boot/dts/href.dtsi +++ b/arch/arm/boot/dts/href.dtsi @@ -221,7 +221,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/hrefv60plus.dts b/arch/arm/boot/dts/hrefv60plus.dts index 55f4191a626..2b587a74b81 100644 --- a/arch/arm/boot/dts/hrefv60plus.dts +++ b/arch/arm/boot/dts/hrefv60plus.dts @@ -158,7 +158,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index 27f31a5fa49..d3ec32f6b79 100644 --- a/arch/arm/boot/dts/snowball.dts +++ b/arch/arm/boot/dts/snowball.dts @@ -298,7 +298,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/include/asm/xen/events.h b/arch/arm/include/asm/xen/events.h index 5c27696de14..8b1f37bfeee 100644 --- a/arch/arm/include/asm/xen/events.h +++ b/arch/arm/include/asm/xen/events.h @@ -2,6 +2,7 @@ #define _ASM_ARM_XEN_EVENTS_H #include <asm/ptrace.h> +#include <asm/atomic.h> enum ipi_vector { XEN_PLACEHOLDER_VECTOR, @@ -15,26 +16,8 @@ static inline int xen_irqs_disabled(struct pt_regs *regs) return raw_irqs_disabled_flags(regs->ARM_cpsr); } -/* - * We cannot use xchg because it does not support 8-byte - * values. However it is safe to use {ldr,dtd}exd directly because all - * platforms which Xen can run on support those instructions. - */ -static inline xen_ulong_t xchg_xen_ulong(xen_ulong_t *ptr, xen_ulong_t val) -{ - xen_ulong_t oldval; - unsigned int tmp; - - wmb(); - asm volatile("@ xchg_xen_ulong\n" - "1: ldrexd %0, %H0, [%3]\n" - " strexd %1, %2, %H2, [%3]\n" - " teq %1, #0\n" - " bne 1b" - : "=&r" (oldval), "=&r" (tmp) - : "r" (val), "r" (ptr) - : "memory", "cc"); - return oldval; -} +#define xchg_xen_ulong(ptr, val) atomic64_xchg(container_of((ptr), \ + atomic64_t, \ + counter), (val)) #endif /* _ASM_ARM_XEN_EVENTS_H */ diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 31644f1978d..79078edbb9b 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -480,7 +480,7 @@ static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) evt->features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_DUMMY; - evt->rating = 400; + evt->rating = 100; evt->mult = 1; evt->set_mode = broadcast_timer_set_mode; diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S index d912e7397ec..94b0650ea98 100644 --- a/arch/arm/lib/memset.S +++ b/arch/arm/lib/memset.S @@ -14,31 +14,15 @@ .text .align 5 - .word 0 - -1: subs r2, r2, #4 @ 1 do we have enough - blt 5f @ 1 bytes to align with? - cmp r3, #2 @ 1 - strltb r1, [ip], #1 @ 1 - strleb r1, [ip], #1 @ 1 - strb r1, [ip], #1 @ 1 - add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) -/* - * The pointer is now aligned and the length is adjusted. Try doing the - * memset again. - */ ENTRY(memset) -/* - * Preserve the contents of r0 for the return value. - */ - mov ip, r0 - ands r3, ip, #3 @ 1 unaligned? - bne 1b @ 1 + ands r3, r0, #3 @ 1 unaligned? + mov ip, r0 @ preserve r0 as return value + bne 6f @ 1 /* * we know that the pointer in ip is aligned to a word boundary. */ - orr r1, r1, r1, lsl #8 +1: orr r1, r1, r1, lsl #8 orr r1, r1, r1, lsl #16 mov r3, r1 cmp r2, #16 @@ -127,4 +111,13 @@ ENTRY(memset) tst r2, #1 strneb r1, [ip], #1 mov pc, lr + +6: subs r2, r2, #4 @ 1 do we have enough + blt 5b @ 1 bytes to align with? + cmp r3, #2 @ 1 + strltb r1, [ip], #1 @ 1 + strleb r1, [ip], #1 @ 1 + strb r1, [ip], #1 @ 1 + add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) + b 1b ENDPROC(memset) diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c index 2ea7059b840..c20a870ea9c 100644 --- a/arch/arm/mach-at91/board-foxg20.c +++ b/arch/arm/mach-at91/board-foxg20.c @@ -176,6 +176,7 @@ static struct w1_gpio_platform_data w1_gpio_pdata = { /* If you choose to use a pin other than PB16 it needs to be 3.3V */ .pin = AT91_PIN_PB16, .is_open_drain = 1, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c index a033b8df9fb..869cbecf00b 100644 --- a/arch/arm/mach-at91/board-stamp9g20.c +++ b/arch/arm/mach-at91/board-stamp9g20.c @@ -188,6 +188,7 @@ static struct spi_board_info portuxg20_spi_devices[] = { static struct w1_gpio_platform_data w1_gpio_pdata = { .pin = AT91_PIN_PA29, .is_open_drain = 1, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/arch/arm/mach-ixp4xx/vulcan-setup.c b/arch/arm/mach-ixp4xx/vulcan-setup.c index d42730a1d4a..d599e354ca5 100644 --- a/arch/arm/mach-ixp4xx/vulcan-setup.c +++ b/arch/arm/mach-ixp4xx/vulcan-setup.c @@ -163,6 +163,7 @@ static struct platform_device vulcan_max6369 = { static struct w1_gpio_platform_data vulcan_w1_gpio_pdata = { .pin = 14, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device vulcan_w1_gpio = { diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c index af41888acbd..969b0ba7fa7 100644 --- a/arch/arm/mach-pxa/raumfeld.c +++ b/arch/arm/mach-pxa/raumfeld.c @@ -505,6 +505,7 @@ static struct w1_gpio_platform_data w1_gpio_platform_data = { .pin = GPIO_ONE_WIRE, .is_open_drain = 0, .enable_external_pullup = w1_enable_external_pullup, + .ext_pullup_enable_pin = -EINVAL, }; struct platform_device raumfeld_w1_gpio_device = { diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index c7e3759f16d..e9db6b4bf65 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -342,6 +342,7 @@ static int __init atomic_pool_init(void) { struct dma_pool *pool = &atomic_pool; pgprot_t prot = pgprot_dmacoherent(pgprot_kernel); + gfp_t gfp = GFP_KERNEL | GFP_DMA; unsigned long nr_pages = pool->size >> PAGE_SHIFT; unsigned long *bitmap; struct page *page; @@ -361,8 +362,8 @@ static int __init atomic_pool_init(void) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page, atomic_pool_init); else - ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot, - &page, atomic_pool_init); + ptr = __alloc_remap_buffer(NULL, pool->size, gfp, prot, &page, + atomic_pool_init); if (ptr) { int i; diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index 9b89257b2cf..c1a868d398b 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -7,7 +7,7 @@ config AVR32 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_ATOMIC64 select HARDIRQS_SW_RESEND diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 600494c70e9..c3f2e0bc644 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -33,7 +33,7 @@ config BLACKFIN select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index bb0ac66cf53..06dd026533e 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -43,7 +43,7 @@ config CRIS select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_IOMAP diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index 12369b194c7..2ce731f9aa4 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -6,7 +6,7 @@ config FRV select HAVE_PERF_EVENTS select HAVE_UID16 select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_NMI_SAFE_CMPXCHG diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index ae8551eb373..79250de1b12 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -5,7 +5,7 @@ config H8300 select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 33f3fdc0b21..9a02f71c6b1 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -26,7 +26,7 @@ config IA64 select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_DISCARD_MEMBLOCK select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index 92623818a1f..bcd17b20657 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -10,7 +10,7 @@ config M32R select ARCH_WANT_IPC_PARSE_VERSION select HAVE_DEBUG_BUGVERBOSE select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 diff --git a/arch/m32r/include/uapi/asm/stat.h b/arch/m32r/include/uapi/asm/stat.h index da4518f82d6..98470fe483b 100644 --- a/arch/m32r/include/uapi/asm/stat.h +++ b/arch/m32r/include/uapi/asm/stat.h @@ -63,10 +63,10 @@ struct stat64 { long long st_size; unsigned long st_blksize; -#if defined(__BIG_ENDIAN) +#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) unsigned long __pad4; /* future possible st_blocks high bits */ unsigned long st_blocks; /* Number 512-byte blocks allocated. */ -#elif defined(__LITTLE_ENDIAN) +#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) unsigned long st_blocks; /* Number 512-byte blocks allocated. */ unsigned long __pad4; /* future possible st_blocks high bits */ #else diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 0e708c78e01..6de813370b8 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -8,7 +8,7 @@ config M68K select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 select HAVE_UID16 - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS select GENERIC_CPU_DEVICES select GENERIC_STRNCPY_FROM_USER if MMU diff --git a/arch/m68k/Kconfig.machine b/arch/m68k/Kconfig.machine index 7cdf6b01038..7240584d343 100644 --- a/arch/m68k/Kconfig.machine +++ b/arch/m68k/Kconfig.machine @@ -310,7 +310,6 @@ config COBRA5282 config SOM5282EM bool "EMAC.Inc SOM5282EM board support" depends on M528x - select EMAC_INC help Support for the EMAC.Inc SOM5282EM module. diff --git a/arch/m68k/include/asm/MC68328.h b/arch/m68k/include/asm/MC68328.h index a337e56d09b..4ebf098b8a1 100644 --- a/arch/m68k/include/asm/MC68328.h +++ b/arch/m68k/include/asm/MC68328.h @@ -293,7 +293,7 @@ /* * Here go the bitmasks themselves */ -#define IMR_MSPIM (1 << SPIM _IRQ_NUM) /* Mask SPI Master interrupt */ +#define IMR_MSPIM (1 << SPIM_IRQ_NUM) /* Mask SPI Master interrupt */ #define IMR_MTMR2 (1 << TMR2_IRQ_NUM) /* Mask Timer 2 interrupt */ #define IMR_MUART (1 << UART_IRQ_NUM) /* Mask UART interrupt */ #define IMR_MWDT (1 << WDT_IRQ_NUM) /* Mask Watchdog Timer interrupt */ @@ -327,7 +327,7 @@ #define IWR_ADDR 0xfffff308 #define IWR LONG_REF(IWR_ADDR) -#define IWR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ +#define IWR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ #define IWR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define IWR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define IWR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -357,7 +357,7 @@ #define ISR_ADDR 0xfffff30c #define ISR LONG_REF(ISR_ADDR) -#define ISR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ +#define ISR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ #define ISR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define ISR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define ISR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -391,7 +391,7 @@ #define IPR_ADDR 0xfffff310 #define IPR LONG_REF(IPR_ADDR) -#define IPR_SPIM (1 << SPIM _IRQ_NUM) /* SPI Master interrupt */ +#define IPR_SPIM (1 << SPIM_IRQ_NUM) /* SPI Master interrupt */ #define IPR_TMR2 (1 << TMR2_IRQ_NUM) /* Timer 2 interrupt */ #define IPR_UART (1 << UART_IRQ_NUM) /* UART interrupt */ #define IPR_WDT (1 << WDT_IRQ_NUM) /* Watchdog Timer interrupt */ @@ -757,7 +757,7 @@ /* 'EZ328-compatible definitions */ #define TCN_ADDR TCN1_ADDR -#define TCN TCN +#define TCN TCN1 /* * Timer Unit 1 and 2 Status Registers diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c index 71fb29938db..911ba472e6c 100644 --- a/arch/m68k/kernel/setup_no.c +++ b/arch/m68k/kernel/setup_no.c @@ -57,6 +57,9 @@ void (*mach_reset)(void); void (*mach_halt)(void); void (*mach_power_off)(void); +#ifdef CONFIG_M68000 +#define CPU_NAME "MC68000" +#endif #ifdef CONFIG_M68328 #define CPU_NAME "MC68328" #endif diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index afd8106fd83..519aad8fa81 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -188,7 +188,7 @@ void __init mem_init(void) } } -#if !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) +#if defined(CONFIG_MMU) && !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE) /* insert pointer tables allocated so far into the tablelist */ init_pointer_table((unsigned long)kernel_pg_dir); for (i = 0; i < PTRS_PER_PGD; i++) { diff --git a/arch/m68k/platform/coldfire/m528x.c b/arch/m68k/platform/coldfire/m528x.c index 83b7dad7a84..b03a9d27183 100644 --- a/arch/m68k/platform/coldfire/m528x.c +++ b/arch/m68k/platform/coldfire/m528x.c @@ -69,7 +69,7 @@ static void __init m528x_uarts_init(void) u8 port; /* make sure PUAPAR is set for UART0 and UART1 */ - port = readb(MCF5282_GPIO_PUAPAR); + port = readb(MCFGPIO_PUAPAR); port |= 0x03 | (0x03 << 2); writeb(port, MCFGPIO_PUAPAR); } diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 7843d11156e..1323fa2530e 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -19,7 +19,7 @@ config MICROBLAZE select HAVE_DEBUG_KMEMLEAK select IRQ_DOMAIN select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_PCI_IOMAP diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index ae9c716c46b..cd2e21ff562 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -38,7 +38,7 @@ config MIPS select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE select HAVE_MOD_ARCH_SPECIFIC - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT select CLONE_BACKWARDS diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index b06c7360b1c..428da175d07 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -8,7 +8,7 @@ config MN10300 select HAVE_ARCH_KGDB select GENERIC_ATOMIC64 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_CLOCKEVENTS select MODULES_USE_ELF_RELA select OLD_SIGSUSPEND3 diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index 014a6482ed4..9ab3bf2eca8 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -9,10 +9,9 @@ config OPENRISC select OF_EARLY_FLATTREE select IRQ_DOMAIN select HAVE_MEMBLOCK - select ARCH_WANT_OPTIONAL_GPIOLIB + select ARCH_REQUIRE_GPIOLIB select HAVE_ARCH_TRACEHOOK select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS select GENERIC_IRQ_CHIP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index a9ff712a286..0339181bf3a 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -21,7 +21,7 @@ config PARISC select GENERIC_STRNCPY_FROM_USER select SYSCTL_ARCH_UNALIGN_ALLOW select HAVE_MOD_ARCH_SPECIFIC - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_RELA select CLONE_BACKWARDS select TTY # Needed for pdc_cons.c diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index b89d7eb730a..ea5bb045983 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -90,6 +90,7 @@ config GENERIC_GPIO config PPC bool default y + select BINFMT_ELF select OF select OF_EARLY_FLATTREE select HAVE_FTRACE_MCOUNT_RECORD @@ -98,7 +99,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB - select HAVE_VIRT_TO_BUS if !PPC64 + select VIRT_TO_BUS if !PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h index 2fdb47a19ef..b59e06f507e 100644 --- a/arch/powerpc/include/asm/mmu-hash64.h +++ b/arch/powerpc/include/asm/mmu-hash64.h @@ -343,17 +343,16 @@ extern void slb_set_size(u16 size); /* * VSID allocation (256MB segment) * - * We first generate a 38-bit "proto-VSID". For kernel addresses this - * is equal to the ESID | 1 << 37, for user addresses it is: - * (context << USER_ESID_BITS) | (esid & ((1U << USER_ESID_BITS) - 1) + * We first generate a 37-bit "proto-VSID". Proto-VSIDs are generated + * from mmu context id and effective segment id of the address. * - * This splits the proto-VSID into the below range - * 0 - (2^(CONTEXT_BITS + USER_ESID_BITS) - 1) : User proto-VSID range - * 2^(CONTEXT_BITS + USER_ESID_BITS) - 2^(VSID_BITS) : Kernel proto-VSID range - * - * We also have CONTEXT_BITS + USER_ESID_BITS = VSID_BITS - 1 - * That is, we assign half of the space to user processes and half - * to the kernel. + * For user processes max context id is limited to ((1ul << 19) - 5) + * for kernel space, we use the top 4 context ids to map address as below + * NOTE: each context only support 64TB now. + * 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ] + * 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ] + * 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ] + * 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ] * * The proto-VSIDs are then scrambled into real VSIDs with the * multiplicative hash: @@ -363,41 +362,49 @@ extern void slb_set_size(u16 size); * VSID_MULTIPLIER is prime, so in particular it is * co-prime to VSID_MODULUS, making this a 1:1 scrambling function. * Because the modulus is 2^n-1 we can compute it efficiently without - * a divide or extra multiply (see below). - * - * This scheme has several advantages over older methods: - * - * - We have VSIDs allocated for every kernel address - * (i.e. everything above 0xC000000000000000), except the very top - * segment, which simplifies several things. + * a divide or extra multiply (see below). The scramble function gives + * robust scattering in the hash table (at least based on some initial + * results). * - * - We allow for USER_ESID_BITS significant bits of ESID and - * CONTEXT_BITS bits of context for user addresses. - * i.e. 64T (46 bits) of address space for up to half a million contexts. + * We also consider VSID 0 special. We use VSID 0 for slb entries mapping + * bad address. This enables us to consolidate bad address handling in + * hash_page. * - * - The scramble function gives robust scattering in the hash - * table (at least based on some initial results). The previous - * method was more susceptible to pathological cases giving excessive - * hash collisions. + * We also need to avoid the last segment of the last context, because that + * would give a protovsid of 0x1fffffffff. That will result in a VSID 0 + * because of the modulo operation in vsid scramble. But the vmemmap + * (which is what uses region 0xf) will never be close to 64TB in size + * (it's 56 bytes per page of system memory). */ +#define CONTEXT_BITS 19 +#define ESID_BITS 18 +#define ESID_BITS_1T 6 + +/* + * 256MB segment + * The proto-VSID space has 2^(CONTEX_BITS + ESID_BITS) - 1 segments + * available for user + kernel mapping. The top 4 contexts are used for + * kernel mapping. Each segment contains 2^28 bytes. Each + * context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts + * (19 == 37 + 28 - 46). + */ +#define MAX_USER_CONTEXT ((ASM_CONST(1) << CONTEXT_BITS) - 5) + /* * This should be computed such that protovosid * vsid_mulitplier * doesn't overflow 64 bits. It should also be co-prime to vsid_modulus */ #define VSID_MULTIPLIER_256M ASM_CONST(12538073) /* 24-bit prime */ -#define VSID_BITS_256M 38 +#define VSID_BITS_256M (CONTEXT_BITS + ESID_BITS) #define VSID_MODULUS_256M ((1UL<<VSID_BITS_256M)-1) #define VSID_MULTIPLIER_1T ASM_CONST(12538073) /* 24-bit prime */ -#define VSID_BITS_1T 26 +#define VSID_BITS_1T (CONTEXT_BITS + ESID_BITS_1T) #define VSID_MODULUS_1T ((1UL<<VSID_BITS_1T)-1) -#define CONTEXT_BITS 19 -#define USER_ESID_BITS 18 -#define USER_ESID_BITS_1T 6 -#define USER_VSID_RANGE (1UL << (USER_ESID_BITS + SID_SHIFT)) +#define USER_VSID_RANGE (1UL << (ESID_BITS + SID_SHIFT)) /* * This macro generates asm code to compute the VSID scramble @@ -421,7 +428,8 @@ extern void slb_set_size(u16 size); srdi rx,rt,VSID_BITS_##size; \ clrldi rt,rt,(64-VSID_BITS_##size); \ add rt,rt,rx; /* add high and low bits */ \ - /* Now, r3 == VSID (mod 2^36-1), and lies between 0 and \ + /* NOTE: explanation based on VSID_BITS_##size = 36 \ + * Now, r3 == VSID (mod 2^36-1), and lies between 0 and \ * 2^36-1+2^28-1. That in particular means that if r3 >= \ * 2^36-1, then r3+1 has the 2^36 bit set. So, if r3+1 has \ * the bit clear, r3 already has the answer we want, if it \ @@ -513,34 +521,6 @@ typedef struct { }) #endif /* 1 */ -/* - * This is only valid for addresses >= PAGE_OFFSET - * The proto-VSID space is divided into two class - * User: 0 to 2^(CONTEXT_BITS + USER_ESID_BITS) -1 - * kernel: 2^(CONTEXT_BITS + USER_ESID_BITS) to 2^(VSID_BITS) - 1 - * - * With KERNEL_START at 0xc000000000000000, the proto vsid for - * the kernel ends up with 0xc00000000 (36 bits). With 64TB - * support we need to have kernel proto-VSID in the - * [2^37 to 2^38 - 1] range due to the increased USER_ESID_BITS. - */ -static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize) -{ - unsigned long proto_vsid; - /* - * We need to make sure proto_vsid for the kernel is - * >= 2^(CONTEXT_BITS + USER_ESID_BITS[_1T]) - */ - if (ssize == MMU_SEGSIZE_256M) { - proto_vsid = ea >> SID_SHIFT; - proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS)); - return vsid_scramble(proto_vsid, 256M); - } - proto_vsid = ea >> SID_SHIFT_1T; - proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS_1T)); - return vsid_scramble(proto_vsid, 1T); -} - /* Returns the segment size indicator for a user address */ static inline int user_segment_size(unsigned long addr) { @@ -550,17 +530,41 @@ static inline int user_segment_size(unsigned long addr) return MMU_SEGSIZE_256M; } -/* This is only valid for user addresses (which are below 2^44) */ static inline unsigned long get_vsid(unsigned long context, unsigned long ea, int ssize) { + /* + * Bad address. We return VSID 0 for that + */ + if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) + return 0; + if (ssize == MMU_SEGSIZE_256M) - return vsid_scramble((context << USER_ESID_BITS) + return vsid_scramble((context << ESID_BITS) | (ea >> SID_SHIFT), 256M); - return vsid_scramble((context << USER_ESID_BITS_1T) + return vsid_scramble((context << ESID_BITS_1T) | (ea >> SID_SHIFT_1T), 1T); } +/* + * This is only valid for addresses >= PAGE_OFFSET + * + * For kernel space, we use the top 4 context ids to map address as below + * 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ] + * 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ] + * 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ] + * 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ] + */ +static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize) +{ + unsigned long context; + + /* + * kernel take the top 4 context from the available range + */ + context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1; + return get_vsid(context, ea, ssize); +} #endif /* __ASSEMBLY__ */ #endif /* _ASM_POWERPC_MMU_HASH64_H_ */ diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 75a3d71b895..19599ef352b 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -275,7 +275,7 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_features = CPU_FTRS_PPC970, .cpu_user_features = COMMON_USER_POWER4 | PPC_FEATURE_HAS_ALTIVEC_COMP, - .mmu_features = MMU_FTR_HPTE_TABLE, + .mmu_features = MMU_FTRS_PPC970, .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 87ef8f5ee5b..200afa5bcfb 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1452,20 +1452,36 @@ do_ste_alloc: _GLOBAL(do_stab_bolted) stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */ std r11,PACA_EXSLB+EX_SRR0(r13) /* save SRR0 in exc. frame */ + mfspr r11,SPRN_DAR /* ea */ + /* + * check for bad kernel/user address + * (ea & ~REGION_MASK) >= PGTABLE_RANGE + */ + rldicr. r9,r11,4,(63 - 46 - 4) + li r9,0 /* VSID = 0 for bad address */ + bne- 0f + + /* + * Calculate VSID: + * This is the kernel vsid, we take the top for context from + * the range. context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 + * Here we know that (ea >> 60) == 0xc + */ + lis r9,(MAX_USER_CONTEXT + 1)@ha + addi r9,r9,(MAX_USER_CONTEXT + 1)@l + + srdi r10,r11,SID_SHIFT + rldimi r10,r9,ESID_BITS,0 /* proto vsid */ + ASM_VSID_SCRAMBLE(r10, r9, 256M) + rldic r9,r10,12,16 /* r9 = vsid << 12 */ + +0: /* Hash to the primary group */ ld r10,PACASTABVIRT(r13) - mfspr r11,SPRN_DAR - srdi r11,r11,28 + srdi r11,r11,SID_SHIFT rldimi r10,r11,7,52 /* r10 = first ste of the group */ - /* Calculate VSID */ - /* This is a kernel address, so protovsid = ESID | 1 << 37 */ - li r9,0x1 - rldimi r11,r9,(CONTEXT_BITS + USER_ESID_BITS),0 - ASM_VSID_SCRAMBLE(r11, r9, 256M) - rldic r9,r11,12,16 /* r9 = vsid << 12 */ - /* Search the primary group for a free entry */ 1: ld r11,0(r10) /* Test valid bit of the current ste */ andi. r11,r11,0x80 diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 7f7fb7fd991..13f8d168b3f 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2832,11 +2832,13 @@ static void unreloc_toc(void) { } #else -static void __reloc_toc(void *tocstart, unsigned long offset, - unsigned long nr_entries) +static void __reloc_toc(unsigned long offset, unsigned long nr_entries) { unsigned long i; - unsigned long *toc_entry = (unsigned long *)tocstart; + unsigned long *toc_entry; + + /* Get the start of the TOC by using r2 directly. */ + asm volatile("addi %0,2,-0x8000" : "=b" (toc_entry)); for (i = 0; i < nr_entries; i++) { *toc_entry = *toc_entry + offset; @@ -2850,8 +2852,7 @@ static void reloc_toc(void) unsigned long nr_entries = (__prom_init_toc_end - __prom_init_toc_start) / sizeof(long); - /* Need to add offset to get at __prom_init_toc_start */ - __reloc_toc(__prom_init_toc_start + offset, offset, nr_entries); + __reloc_toc(offset, nr_entries); mb(); } @@ -2864,8 +2865,7 @@ static void unreloc_toc(void) mb(); - /* __prom_init_toc_start has been relocated, no need to add offset */ - __reloc_toc(__prom_init_toc_start, -offset, nr_entries); + __reloc_toc(-offset, nr_entries); } #endif #endif diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 245c1b6a085..f9b30c68ba4 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -1428,6 +1428,7 @@ static long ppc_set_hwdebug(struct task_struct *child, brk.address = bp_info->addr & ~7UL; brk.type = HW_BRK_TYPE_TRANSLATE; + brk.len = 8; if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_READ) brk.type |= HW_BRK_TYPE_READ; if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_WRITE) diff --git a/arch/powerpc/kvm/book3s_64_mmu_host.c b/arch/powerpc/kvm/book3s_64_mmu_host.c index ead58e31729..5d7d29a313e 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_host.c +++ b/arch/powerpc/kvm/book3s_64_mmu_host.c @@ -326,8 +326,8 @@ int kvmppc_mmu_init(struct kvm_vcpu *vcpu) vcpu3s->context_id[0] = err; vcpu3s->proto_vsid_max = ((vcpu3s->context_id[0] + 1) - << USER_ESID_BITS) - 1; - vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << USER_ESID_BITS; + << ESID_BITS) - 1; + vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << ESID_BITS; vcpu3s->proto_vsid_next = vcpu3s->proto_vsid_first; kvmppc_mmu_hpte_init(vcpu); diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 1b6e1271719..f410c3e12c1 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -195,6 +195,11 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend, unsigned long vpn = hpt_vpn(vaddr, vsid, ssize); unsigned long tprot = prot; + /* + * If we hit a bad address return error. + */ + if (!vsid) + return -1; /* Make kernel text executable */ if (overlaps_kernel_text(vaddr, vaddr + step)) tprot &= ~HPTE_R_N; @@ -759,6 +764,8 @@ void __init early_init_mmu(void) /* Initialize stab / SLB management */ if (mmu_has_feature(MMU_FTR_SLB)) slb_initialize(); + else + stab_initialize(get_paca()->stab_real); } #ifdef CONFIG_SMP @@ -922,11 +929,6 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) DBG_LOW("hash_page(ea=%016lx, access=%lx, trap=%lx\n", ea, access, trap); - if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) { - DBG_LOW(" out of pgtable range !\n"); - return 1; - } - /* Get region & vsid */ switch (REGION_ID(ea)) { case USER_REGION_ID: @@ -957,6 +959,11 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap) } DBG_LOW(" mm=%p, mm->pgdir=%p, vsid=%016lx\n", mm, mm->pgd, vsid); + /* Bad address. */ + if (!vsid) { + DBG_LOW("Bad address!\n"); + return 1; + } /* Get pgdir */ pgdir = mm->pgd; if (pgdir == NULL) @@ -1126,6 +1133,8 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, /* Get VSID */ ssize = user_segment_size(ea); vsid = get_vsid(mm->context.id, ea, ssize); + if (!vsid) + return; /* Hash doesn't like irqs */ local_irq_save(flags); @@ -1233,6 +1242,9 @@ static void kernel_map_linear_page(unsigned long vaddr, unsigned long lmi) hash = hpt_hash(vpn, PAGE_SHIFT, mmu_kernel_ssize); hpteg = ((hash & htab_hash_mask) * HPTES_PER_GROUP); + /* Don't create HPTE entries for bad address */ + if (!vsid) + return; ret = ppc_md.hpte_insert(hpteg, vpn, __pa(vaddr), mode, HPTE_V_BOLTED, mmu_linear_psize, mmu_kernel_ssize); diff --git a/arch/powerpc/mm/mmu_context_hash64.c b/arch/powerpc/mm/mmu_context_hash64.c index 40bc5b0ace5..d1d1b92c5b9 100644 --- a/arch/powerpc/mm/mmu_context_hash64.c +++ b/arch/powerpc/mm/mmu_context_hash64.c @@ -29,15 +29,6 @@ static DEFINE_SPINLOCK(mmu_context_lock); static DEFINE_IDA(mmu_context_ida); -/* - * 256MB segment - * The proto-VSID space has 2^(CONTEX_BITS + USER_ESID_BITS) - 1 segments - * available for user mappings. Each segment contains 2^28 bytes. Each - * context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts - * (19 == 37 + 28 - 46). - */ -#define MAX_CONTEXT ((1UL << CONTEXT_BITS) - 1) - int __init_new_context(void) { int index; @@ -56,7 +47,7 @@ again: else if (err) return err; - if (index > MAX_CONTEXT) { + if (index > MAX_USER_CONTEXT) { spin_lock(&mmu_context_lock); ida_remove(&mmu_context_ida, index); spin_unlock(&mmu_context_lock); diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index e212a271c7a..654258f165a 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -61,7 +61,7 @@ #endif #ifdef CONFIG_PPC_STD_MMU_64 -#if TASK_SIZE_USER64 > (1UL << (USER_ESID_BITS + SID_SHIFT)) +#if TASK_SIZE_USER64 > (1UL << (ESID_BITS + SID_SHIFT)) #error TASK_SIZE_USER64 exceeds user VSID range #endif #endif diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S index 1a16ca22775..17aa6dfceb3 100644 --- a/arch/powerpc/mm/slb_low.S +++ b/arch/powerpc/mm/slb_low.S @@ -31,10 +31,15 @@ * No other registers are examined or changed. */ _GLOBAL(slb_allocate_realmode) - /* r3 = faulting address */ + /* + * check for bad kernel/user address + * (ea & ~REGION_MASK) >= PGTABLE_RANGE + */ + rldicr. r9,r3,4,(63 - 46 - 4) + bne- 8f srdi r9,r3,60 /* get region */ - srdi r10,r3,28 /* get esid */ + srdi r10,r3,SID_SHIFT /* get esid */ cmpldi cr7,r9,0xc /* cmp PAGE_OFFSET for later use */ /* r3 = address, r10 = esid, cr7 = <> PAGE_OFFSET */ @@ -56,12 +61,14 @@ _GLOBAL(slb_allocate_realmode) */ _GLOBAL(slb_miss_kernel_load_linear) li r11,0 - li r9,0x1 /* - * for 1T we shift 12 bits more. slb_finish_load_1T will do - * the necessary adjustment + * context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 + * r9 = region id. */ - rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0 + addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha + addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l + + BEGIN_FTR_SECTION b slb_finish_load END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) @@ -91,24 +98,19 @@ _GLOBAL(slb_miss_kernel_load_vmemmap) _GLOBAL(slb_miss_kernel_load_io) li r11,0 6: - li r9,0x1 /* - * for 1T we shift 12 bits more. slb_finish_load_1T will do - * the necessary adjustment + * context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1 + * r9 = region id. */ - rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0 + addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha + addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l + BEGIN_FTR_SECTION b slb_finish_load END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) b slb_finish_load_1T -0: /* user address: proto-VSID = context << 15 | ESID. First check - * if the address is within the boundaries of the user region - */ - srdi. r9,r10,USER_ESID_BITS - bne- 8f /* invalid ea bits set */ - - +0: /* when using slices, we extract the psize off the slice bitmaps * and then we need to get the sllp encoding off the mmu_psize_defs * array. @@ -164,15 +166,13 @@ END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) ld r9,PACACONTEXTID(r13) BEGIN_FTR_SECTION cmpldi r10,0x1000 -END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) - rldimi r10,r9,USER_ESID_BITS,0 -BEGIN_FTR_SECTION bge slb_finish_load_1T END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) b slb_finish_load 8: /* invalid EA */ li r10,0 /* BAD_VSID */ + li r9,0 /* BAD_VSID */ li r11,SLB_VSID_USER /* flags don't much matter */ b slb_finish_load @@ -221,8 +221,6 @@ _GLOBAL(slb_allocate_user) /* get context to calculate proto-VSID */ ld r9,PACACONTEXTID(r13) - rldimi r10,r9,USER_ESID_BITS,0 - /* fall through slb_finish_load */ #endif /* __DISABLED__ */ @@ -231,9 +229,10 @@ _GLOBAL(slb_allocate_user) /* * Finish loading of an SLB entry and return * - * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET + * r3 = EA, r9 = context, r10 = ESID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET */ slb_finish_load: + rldimi r10,r9,ESID_BITS,0 ASM_VSID_SCRAMBLE(r10,r9,256M) /* * bits above VSID_BITS_256M need to be ignored from r10 @@ -298,10 +297,11 @@ _GLOBAL(slb_compare_rr_to_size) /* * Finish loading of a 1T SLB entry (for the kernel linear mapping) and return. * - * r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9 + * r3 = EA, r9 = context, r10 = ESID(256MB), r11 = flags, clobbers r9 */ slb_finish_load_1T: - srdi r10,r10,40-28 /* get 1T ESID */ + srdi r10,r10,(SID_SHIFT_1T - SID_SHIFT) /* get 1T ESID */ + rldimi r10,r9,ESID_BITS_1T,0 ASM_VSID_SCRAMBLE(r10,r9,1T) /* * bits above VSID_BITS_1T need to be ignored from r10 diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c index 0d82ef50dc3..023ec8a13f3 100644 --- a/arch/powerpc/mm/tlb_hash64.c +++ b/arch/powerpc/mm/tlb_hash64.c @@ -82,11 +82,11 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr, if (!is_kernel_addr(addr)) { ssize = user_segment_size(addr); vsid = get_vsid(mm->context.id, addr, ssize); - WARN_ON(vsid == 0); } else { vsid = get_kernel_vsid(addr, mmu_kernel_ssize); ssize = mmu_kernel_ssize; } + WARN_ON(vsid == 0); vpn = hpt_vpn(addr, vsid, ssize); rpte = __real_pte(__pte(pte), ptep); diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index cea2f09c424..18e3b76c78d 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -124,9 +124,8 @@ config 6xx select PPC_HAVE_PMU_SUPPORT config POWER3 - bool depends on PPC64 && PPC_BOOK3S - default y if !POWER4_ONLY + def_bool y config POWER4 depends on PPC64 && PPC_BOOK3S @@ -145,8 +144,7 @@ config TUNE_CELL but somewhat slower on other machines. This option only changes the scheduling of instructions, not the selection of instructions itself, so the resulting kernel will keep running on all other - machines. When building a kernel that is supposed to run only - on Cell, you should also select the POWER4_ONLY option. + machines. # this is temp to handle compat with arch=ppc config 8xx diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 4b505370a1d..eb8fb629f00 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -134,7 +134,7 @@ config S390 select HAVE_SYSCALL_WRAPPERS select HAVE_UID16 if 32BIT select HAVE_VIRT_CPU_ACCOUNTING - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select INIT_ALL_POSSIBLE select KTIME_SCALAR if 32BIT select MODULES_USE_ELF_RELA diff --git a/arch/s390/include/asm/cpu_mf.h b/arch/s390/include/asm/cpu_mf.h index f1eddd150dd..c879fad404c 100644 --- a/arch/s390/include/asm/cpu_mf.h +++ b/arch/s390/include/asm/cpu_mf.h @@ -12,6 +12,7 @@ #ifndef _ASM_S390_CPU_MF_H #define _ASM_S390_CPU_MF_H +#include <linux/errno.h> #include <asm/facility.h> #define CPU_MF_INT_SF_IAE (1 << 31) /* invalid entry address */ diff --git a/arch/score/Kconfig b/arch/score/Kconfig index e569aa1fd2b..c8def8bc902 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -12,7 +12,7 @@ config SCORE select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS select HAVE_MOD_ARCH_SPECIFIC - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_REL select CLONE_BACKWARDS diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index ff496ab1e79..25877aebc68 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -17,7 +17,7 @@ config TILE select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select HAVE_SYSCALL_WRAPPERS if TILEGX - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select SYS_HYPERVISOR select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_CLOCKEVENTS diff --git a/arch/um/drivers/chan.h b/arch/um/drivers/chan.h index 78f1b899996..c512b0306dd 100644 --- a/arch/um/drivers/chan.h +++ b/arch/um/drivers/chan.h @@ -37,7 +37,7 @@ extern int console_write_chan(struct chan *chan, const char *buf, extern int console_open_chan(struct line *line, struct console *co); extern void deactivate_chan(struct chan *chan, int irq); extern void reactivate_chan(struct chan *chan, int irq); -extern void chan_enable_winch(struct chan *chan, struct tty_struct *tty); +extern void chan_enable_winch(struct chan *chan, struct tty_port *port); extern int enable_chan(struct line *line); extern void close_chan(struct line *line); extern int chan_window_size(struct line *line, diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 15c553c239a..80b47cb71e0 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -122,10 +122,10 @@ static int open_chan(struct list_head *chans) return err; } -void chan_enable_winch(struct chan *chan, struct tty_struct *tty) +void chan_enable_winch(struct chan *chan, struct tty_port *port) { if (chan && chan->primary && chan->ops->winch) - register_winch(chan->fd, tty); + register_winch(chan->fd, port); } static void line_timer_cb(struct work_struct *work) diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c index 9be670ad23b..3fd7c3efdb1 100644 --- a/arch/um/drivers/chan_user.c +++ b/arch/um/drivers/chan_user.c @@ -216,7 +216,7 @@ static int winch_thread(void *arg) } } -static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out, +static int winch_tramp(int fd, struct tty_port *port, int *fd_out, unsigned long *stack_out) { struct winch_data data; @@ -271,7 +271,7 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out, return err; } -void register_winch(int fd, struct tty_struct *tty) +void register_winch(int fd, struct tty_port *port) { unsigned long stack; int pid, thread, count, thread_fd = -1; @@ -281,17 +281,17 @@ void register_winch(int fd, struct tty_struct *tty) return; pid = tcgetpgrp(fd); - if (is_skas_winch(pid, fd, tty)) { - register_winch_irq(-1, fd, -1, tty, 0); + if (is_skas_winch(pid, fd, port)) { + register_winch_irq(-1, fd, -1, port, 0); return; } if (pid == -1) { - thread = winch_tramp(fd, tty, &thread_fd, &stack); + thread = winch_tramp(fd, port, &thread_fd, &stack); if (thread < 0) return; - register_winch_irq(thread_fd, fd, thread, tty, stack); + register_winch_irq(thread_fd, fd, thread, port, stack); count = write(thread_fd, &c, sizeof(c)); if (count != sizeof(c)) diff --git a/arch/um/drivers/chan_user.h b/arch/um/drivers/chan_user.h index dc693298eb8..03f1b565c5f 100644 --- a/arch/um/drivers/chan_user.h +++ b/arch/um/drivers/chan_user.h @@ -38,10 +38,10 @@ extern int generic_window_size(int fd, void *unused, unsigned short *rows_out, unsigned short *cols_out); extern void generic_free(void *data); -struct tty_struct; -extern void register_winch(int fd, struct tty_struct *tty); +struct tty_port; +extern void register_winch(int fd, struct tty_port *port); extern void register_winch_irq(int fd, int tty_fd, int pid, - struct tty_struct *tty, unsigned long stack); + struct tty_port *port, unsigned long stack); #define __channel_help(fn, prefix) \ __uml_help(fn, prefix "[0-9]*=<channel description>\n" \ diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index f1b38571f94..be541cf69fd 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -305,7 +305,7 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return ret; if (!line->sigio) { - chan_enable_winch(line->chan_out, tty); + chan_enable_winch(line->chan_out, port); line->sigio = 1; } @@ -315,8 +315,22 @@ static int line_activate(struct tty_port *port, struct tty_struct *tty) return 0; } +static void unregister_winch(struct tty_struct *tty); + +static void line_destruct(struct tty_port *port) +{ + struct tty_struct *tty = tty_port_tty_get(port); + struct line *line = tty->driver_data; + + if (line->sigio) { + unregister_winch(tty); + line->sigio = 0; + } +} + static const struct tty_port_operations line_port_ops = { .activate = line_activate, + .destruct = line_destruct, }; int line_open(struct tty_struct *tty, struct file *filp) @@ -340,18 +354,6 @@ int line_install(struct tty_driver *driver, struct tty_struct *tty, return 0; } -static void unregister_winch(struct tty_struct *tty); - -void line_cleanup(struct tty_struct *tty) -{ - struct line *line = tty->driver_data; - - if (line->sigio) { - unregister_winch(tty); - line->sigio = 0; - } -} - void line_close(struct tty_struct *tty, struct file * filp) { struct line *line = tty->driver_data; @@ -601,7 +603,7 @@ struct winch { int fd; int tty_fd; int pid; - struct tty_struct *tty; + struct tty_port *port; unsigned long stack; struct work_struct work; }; @@ -655,7 +657,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) goto out; } } - tty = winch->tty; + tty = tty_port_tty_get(winch->port); if (tty != NULL) { line = tty->driver_data; if (line != NULL) { @@ -663,6 +665,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) &tty->winsize.ws_col); kill_pgrp(tty->pgrp, SIGWINCH, 1); } + tty_kref_put(tty); } out: if (winch->fd != -1) @@ -670,7 +673,7 @@ static irqreturn_t winch_interrupt(int irq, void *data) return IRQ_HANDLED; } -void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty, +void register_winch_irq(int fd, int tty_fd, int pid, struct tty_port *port, unsigned long stack) { struct winch *winch; @@ -685,7 +688,7 @@ void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty, .fd = fd, .tty_fd = tty_fd, .pid = pid, - .tty = tty, + .port = port, .stack = stack }); if (um_request_irq(WINCH_IRQ, fd, IRQ_READ, winch_interrupt, @@ -714,15 +717,18 @@ static void unregister_winch(struct tty_struct *tty) { struct list_head *ele, *next; struct winch *winch; + struct tty_struct *wtty; spin_lock(&winch_handler_lock); list_for_each_safe(ele, next, &winch_handlers) { winch = list_entry(ele, struct winch, list); - if (winch->tty == tty) { + wtty = tty_port_tty_get(winch->port); + if (wtty == tty) { free_winch(winch); break; } + tty_kref_put(wtty); } spin_unlock(&winch_handler_lock); } diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c index d8926c30362..39f186252e0 100644 --- a/arch/um/drivers/net_kern.c +++ b/arch/um/drivers/net_kern.c @@ -218,6 +218,7 @@ static int uml_net_start_xmit(struct sk_buff *skb, struct net_device *dev) spin_lock_irqsave(&lp->lock, flags); len = (*lp->write)(lp->fd, skb, lp); + skb_tx_timestamp(skb); if (len == skb->len) { dev->stats.tx_packets++; @@ -281,6 +282,7 @@ static void uml_net_get_drvinfo(struct net_device *dev, static const struct ethtool_ops uml_net_ethtool_ops = { .get_drvinfo = uml_net_get_drvinfo, .get_link = ethtool_op_get_link, + .get_ts_info = ethtool_op_get_ts_info, }; static void uml_net_user_timer_expire(unsigned long _conn) diff --git a/arch/um/drivers/ssl.c b/arch/um/drivers/ssl.c index 16fdd0a0f9d..b8d14fa5205 100644 --- a/arch/um/drivers/ssl.c +++ b/arch/um/drivers/ssl.c @@ -105,7 +105,6 @@ static const struct tty_operations ssl_ops = { .throttle = line_throttle, .unthrottle = line_unthrottle, .install = ssl_install, - .cleanup = line_cleanup, .hangup = line_hangup, }; diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c index 827777af3f6..7b361f36ca9 100644 --- a/arch/um/drivers/stdio_console.c +++ b/arch/um/drivers/stdio_console.c @@ -110,7 +110,6 @@ static const struct tty_operations console_ops = { .set_termios = line_set_termios, .throttle = line_throttle, .unthrottle = line_unthrottle, - .cleanup = line_cleanup, .hangup = line_hangup, }; diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index b1469fe9329..9d9f1b4bf82 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -15,7 +15,7 @@ #include <sysdep/mcontext.h> #include "internal.h" -void (*sig_info[NSIG])(int, siginfo_t *, struct uml_pt_regs *) = { +void (*sig_info[NSIG])(int, struct siginfo *, struct uml_pt_regs *) = { [SIGTRAP] = relay_signal, [SIGFPE] = relay_signal, [SIGILL] = relay_signal, diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c index da4b9e9999f..337518c5042 100644 --- a/arch/um/os-Linux/start_up.c +++ b/arch/um/os-Linux/start_up.c @@ -15,6 +15,8 @@ #include <sys/mman.h> #include <sys/stat.h> #include <sys/wait.h> +#include <sys/time.h> +#include <sys/resource.h> #include <asm/unistd.h> #include <init.h> #include <os.h> diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index dc50b157fc8..2943e3acdf0 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -9,7 +9,7 @@ config UNICORE32 select GENERIC_ATOMIC64 select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select ARCH_HAVE_CUSTOM_GPIO_H select GENERIC_FIND_FIRST_BIT select GENERIC_IRQ_PROBE diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index a4f24f5b121..70c0f3da047 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -112,7 +112,7 @@ config X86 select GENERIC_STRNLEN_USER select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_IRQ_TIME_ACCOUNTING - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select MODULES_USE_ELF_REL if X86_32 select MODULES_USE_ELF_RELA if X86_64 select CLONE_BACKWARDS if X86_32 diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c index 826054a4f2e..b05a575d56f 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -729,3 +729,13 @@ void intel_ds_init(void) } } } + +void perf_restore_debug_store(void) +{ + struct debug_store *ds = __this_cpu_read(cpu_hw_events.ds); + + if (!x86_pmu.bts && !x86_pmu.pebs) + return; + + wrmsrl(MSR_IA32_DS_AREA, (unsigned long)ds); +} diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c index 120cee1c3f8..3c68768d7a7 100644 --- a/arch/x86/power/cpu.c +++ b/arch/x86/power/cpu.c @@ -11,6 +11,7 @@ #include <linux/suspend.h> #include <linux/export.h> #include <linux/smp.h> +#include <linux/perf_event.h> #include <asm/pgtable.h> #include <asm/proto.h> @@ -228,6 +229,7 @@ static void __restore_processor_state(struct saved_context *ctxt) do_fpu_end(); x86_platform.restore_sched_clock_state(); mtrr_bp_restore(); + perf_restore_debug_store(); } /* Needed by apm.c */ diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 35876ffac11..b09de49dbec 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -9,7 +9,7 @@ config XTENSA select HAVE_IDE select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS - select HAVE_VIRT_TO_BUS + select VIRT_TO_BUS select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select MODULES_USE_ELF_RELA diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 53e7ac9403a..e854582f29a 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -465,7 +465,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr) return result; } -static int acpi_processor_get_performance_info(struct acpi_processor *pr) +int acpi_processor_get_performance_info(struct acpi_processor *pr) { int result = 0; acpi_status status = AE_OK; @@ -509,7 +509,7 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr) #endif return result; } - +EXPORT_SYMBOL_GPL(acpi_processor_get_performance_info); int acpi_processor_notify_smm(struct module *calling_module) { acpi_status status; diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c index 093c4355496..1f44e56cc65 100644 --- a/drivers/amba/tegra-ahb.c +++ b/drivers/amba/tegra-ahb.c @@ -158,7 +158,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn) EXPORT_SYMBOL(tegra_ahb_enable_smmu); #endif -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_PM static int tegra_ahb_suspend(struct device *dev) { int i; diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c index 10fd71ccf58..6bf4d47324e 100644 --- a/drivers/char/hw_random/virtio-rng.c +++ b/drivers/char/hw_random/virtio-rng.c @@ -92,14 +92,22 @@ static int probe_common(struct virtio_device *vdev) { int err; + if (vq) { + /* We only support one device for now */ + return -EBUSY; + } /* We expect a single virtqueue. */ vq = virtio_find_single_vq(vdev, random_recv_done, "input"); - if (IS_ERR(vq)) - return PTR_ERR(vq); + if (IS_ERR(vq)) { + err = PTR_ERR(vq); + vq = NULL; + return err; + } err = hwrng_register(&virtio_hwrng); if (err) { vdev->config->del_vqs(vdev); + vq = NULL; return err; } @@ -112,6 +120,7 @@ static void remove_common(struct virtio_device *vdev) busy = false; hwrng_unregister(&virtio_hwrng); vdev->config->del_vqs(vdev); + vq = NULL; } static int virtrng_probe(struct virtio_device *vdev) diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c index 5fa13267bd9..02e369f8044 100644 --- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c @@ -544,13 +544,13 @@ nv50_disp_curs_ofuncs = { static void nv50_disp_base_vblank_enable(struct nouveau_event *event, int head) { - nv_mask(event->priv, 0x61002c, (1 << head), (1 << head)); + nv_mask(event->priv, 0x61002c, (4 << head), (4 << head)); } static void nv50_disp_base_vblank_disable(struct nouveau_event *event, int head) { - nv_mask(event->priv, 0x61002c, (1 << head), (0 << head)); + nv_mask(event->priv, 0x61002c, (4 << head), 0); } static int diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c index 41241922263..3b6dc883e15 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -116,6 +116,11 @@ nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16, { struct nouveau_abi16_ntfy *ntfy, *temp; + /* wait for all activity to stop before releasing notify object, which + * may be still in use */ + if (chan->chan && chan->ntfy) + nouveau_channel_idle(chan->chan); + /* cleanup notifier state */ list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) { nouveau_abi16_ntfy_fini(chan, ntfy); diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 11ca82148ed..7ff10711a4d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -801,7 +801,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, stride = 16 * 4; height = amount / stride; - if (new_mem->mem_type == TTM_PL_VRAM && + if (old_mem->mem_type == TTM_PL_VRAM && nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) @@ -823,7 +823,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, BEGIN_NV04(chan, NvSubCopy, 0x0200, 1); OUT_RING (chan, 1); } - if (old_mem->mem_type == TTM_PL_VRAM && + if (new_mem->mem_type == TTM_PL_VRAM && nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index 87a5a56ed35..2db57990f65 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -2276,6 +2276,7 @@ nv50_display_create(struct drm_device *dev) NV_WARN(drm, "failed to create encoder %d/%d/%d: %d\n", dcbe->location, dcbe->type, ffs(dcbe->or) - 1, ret); + ret = 0; } } diff --git a/drivers/hwmon/lineage-pem.c b/drivers/hwmon/lineage-pem.c index 41df29f59b0..ebbb9f4f27a 100644 --- a/drivers/hwmon/lineage-pem.c +++ b/drivers/hwmon/lineage-pem.c @@ -422,6 +422,7 @@ static struct attribute *pem_input_attributes[] = { &sensor_dev_attr_in2_input.dev_attr.attr, &sensor_dev_attr_curr1_input.dev_attr.attr, &sensor_dev_attr_power1_input.dev_attr.attr, + NULL }; static const struct attribute_group pem_input_group = { @@ -432,6 +433,7 @@ static struct attribute *pem_fan_attributes[] = { &sensor_dev_attr_fan1_input.dev_attr.attr, &sensor_dev_attr_fan2_input.dev_attr.attr, &sensor_dev_attr_fan3_input.dev_attr.attr, + NULL }; static const struct attribute_group pem_fan_group = { diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c index a58de38e23d..6d6130752f9 100644 --- a/drivers/hwmon/pmbus/ltc2978.c +++ b/drivers/hwmon/pmbus/ltc2978.c @@ -59,7 +59,7 @@ enum chips { ltc2978, ltc3880 }; struct ltc2978_data { enum chips id; int vin_min, vin_max; - int temp_min, temp_max; + int temp_min, temp_max[2]; int vout_min[8], vout_max[8]; int iout_max[2]; int temp2_max; @@ -113,9 +113,10 @@ static int ltc2978_read_word_data_common(struct i2c_client *client, int page, ret = pmbus_read_word_data(client, page, LTC2978_MFR_TEMPERATURE_PEAK); if (ret >= 0) { - if (lin11_to_val(ret) > lin11_to_val(data->temp_max)) - data->temp_max = ret; - ret = data->temp_max; + if (lin11_to_val(ret) + > lin11_to_val(data->temp_max[page])) + data->temp_max[page] = ret; + ret = data->temp_max[page]; } break; case PMBUS_VIRT_RESET_VOUT_HISTORY: @@ -266,7 +267,7 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page, break; case PMBUS_VIRT_RESET_TEMP_HISTORY: data->temp_min = 0x7bff; - data->temp_max = 0x7c00; + data->temp_max[page] = 0x7c00; ret = ltc2978_clear_peaks(client, page, data->id); break; default: @@ -323,7 +324,8 @@ static int ltc2978_probe(struct i2c_client *client, data->vin_min = 0x7bff; data->vin_max = 0x7c00; data->temp_min = 0x7bff; - data->temp_max = 0x7c00; + for (i = 0; i < ARRAY_SIZE(data->temp_max); i++) + data->temp_max[i] = 0x7c00; data->temp2_max = 0x7c00; switch (data->id) { diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 80eef50c50f..9add60920ac 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -766,12 +766,14 @@ static ssize_t pmbus_show_label(struct device *dev, static int pmbus_add_attribute(struct pmbus_data *data, struct attribute *attr) { if (data->num_attributes >= data->max_attributes - 1) { - data->max_attributes += PMBUS_ATTR_ALLOC_SIZE; - data->group.attrs = krealloc(data->group.attrs, - sizeof(struct attribute *) * - data->max_attributes, GFP_KERNEL); - if (data->group.attrs == NULL) + int new_max_attrs = data->max_attributes + PMBUS_ATTR_ALLOC_SIZE; + void *new_attrs = krealloc(data->group.attrs, + new_max_attrs * sizeof(void *), + GFP_KERNEL); + if (!new_attrs) return -ENOMEM; + data->group.attrs = new_attrs; + data->max_attributes = new_max_attrs; } data->group.attrs[data->num_attributes++] = attr; diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 0198324a8b0..bd33473f8e3 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -62,7 +62,7 @@ st_sensors_match_odr_error: int st_sensors_set_odr(struct iio_dev *indio_dev, unsigned int odr) { int err; - struct st_sensor_odr_avl odr_out; + struct st_sensor_odr_avl odr_out = {0, 0}; struct st_sensor_data *sdata = iio_priv(indio_dev); err = st_sensors_match_odr(sdata->sensor, odr, &odr_out); @@ -114,7 +114,7 @@ st_sensors_match_odr_error: static int st_sensors_set_fullscale(struct iio_dev *indio_dev, unsigned int fs) { - int err, i; + int err, i = 0; struct st_sensor_data *sdata = iio_priv(indio_dev); err = st_sensors_match_fs(sdata->sensor, fs, &i); @@ -139,14 +139,13 @@ st_accel_set_fullscale_error: int st_sensors_set_enable(struct iio_dev *indio_dev, bool enable) { - bool found; u8 tmp_value; int err = -EINVAL; - struct st_sensor_odr_avl odr_out; + bool found = false; + struct st_sensor_odr_avl odr_out = {0, 0}; struct st_sensor_data *sdata = iio_priv(indio_dev); if (enable) { - found = false; tmp_value = sdata->sensor->pw.value_on; if ((sdata->sensor->odr.addr == sdata->sensor->pw.addr) && (sdata->sensor->odr.mask == sdata->sensor->pw.mask)) { diff --git a/drivers/iio/dac/ad5064.c b/drivers/iio/dac/ad5064.c index 2fe1d4edcb2..74f2d52795f 100644 --- a/drivers/iio/dac/ad5064.c +++ b/drivers/iio/dac/ad5064.c @@ -27,7 +27,6 @@ #define AD5064_ADDR(x) ((x) << 20) #define AD5064_CMD(x) ((x) << 24) -#define AD5064_ADDR_DAC(chan) (chan) #define AD5064_ADDR_ALL_DAC 0xF #define AD5064_CMD_WRITE_INPUT_N 0x0 @@ -131,15 +130,15 @@ static int ad5064_write(struct ad5064_state *st, unsigned int cmd, } static int ad5064_sync_powerdown_mode(struct ad5064_state *st, - unsigned int channel) + const struct iio_chan_spec *chan) { unsigned int val; int ret; - val = (0x1 << channel); + val = (0x1 << chan->address); - if (st->pwr_down[channel]) - val |= st->pwr_down_mode[channel] << 8; + if (st->pwr_down[chan->channel]) + val |= st->pwr_down_mode[chan->channel] << 8; ret = ad5064_write(st, AD5064_CMD_POWERDOWN_DAC, 0, val, 0); @@ -169,7 +168,7 @@ static int ad5064_set_powerdown_mode(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); st->pwr_down_mode[chan->channel] = mode + 1; - ret = ad5064_sync_powerdown_mode(st, chan->channel); + ret = ad5064_sync_powerdown_mode(st, chan); mutex_unlock(&indio_dev->mlock); return ret; @@ -205,7 +204,7 @@ static ssize_t ad5064_write_dac_powerdown(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); st->pwr_down[chan->channel] = pwr_down; - ret = ad5064_sync_powerdown_mode(st, chan->channel); + ret = ad5064_sync_powerdown_mode(st, chan); mutex_unlock(&indio_dev->mlock); return ret ? ret : len; } @@ -258,7 +257,7 @@ static int ad5064_write_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_RAW: - if (val > (1 << chan->scan_type.realbits) || val < 0) + if (val >= (1 << chan->scan_type.realbits) || val < 0) return -EINVAL; mutex_lock(&indio_dev->mlock); @@ -292,34 +291,44 @@ static const struct iio_chan_spec_ext_info ad5064_ext_info[] = { { }, }; -#define AD5064_CHANNEL(chan, bits) { \ +#define AD5064_CHANNEL(chan, addr, bits) { \ .type = IIO_VOLTAGE, \ .indexed = 1, \ .output = 1, \ .channel = (chan), \ .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | \ IIO_CHAN_INFO_SCALE_SEPARATE_BIT, \ - .address = AD5064_ADDR_DAC(chan), \ + .address = addr, \ .scan_type = IIO_ST('u', (bits), 16, 20 - (bits)), \ .ext_info = ad5064_ext_info, \ } #define DECLARE_AD5064_CHANNELS(name, bits) \ const struct iio_chan_spec name[] = { \ - AD5064_CHANNEL(0, bits), \ - AD5064_CHANNEL(1, bits), \ - AD5064_CHANNEL(2, bits), \ - AD5064_CHANNEL(3, bits), \ - AD5064_CHANNEL(4, bits), \ - AD5064_CHANNEL(5, bits), \ - AD5064_CHANNEL(6, bits), \ - AD5064_CHANNEL(7, bits), \ + AD5064_CHANNEL(0, 0, bits), \ + AD5064_CHANNEL(1, 1, bits), \ + AD5064_CHANNEL(2, 2, bits), \ + AD5064_CHANNEL(3, 3, bits), \ + AD5064_CHANNEL(4, 4, bits), \ + AD5064_CHANNEL(5, 5, bits), \ + AD5064_CHANNEL(6, 6, bits), \ + AD5064_CHANNEL(7, 7, bits), \ +} + +#define DECLARE_AD5065_CHANNELS(name, bits) \ +const struct iio_chan_spec name[] = { \ + AD5064_CHANNEL(0, 0, bits), \ + AD5064_CHANNEL(1, 3, bits), \ } static DECLARE_AD5064_CHANNELS(ad5024_channels, 12); static DECLARE_AD5064_CHANNELS(ad5044_channels, 14); static DECLARE_AD5064_CHANNELS(ad5064_channels, 16); +static DECLARE_AD5065_CHANNELS(ad5025_channels, 12); +static DECLARE_AD5065_CHANNELS(ad5045_channels, 14); +static DECLARE_AD5065_CHANNELS(ad5065_channels, 16); + static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { [ID_AD5024] = { .shared_vref = false, @@ -328,7 +337,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5025] = { .shared_vref = false, - .channels = ad5024_channels, + .channels = ad5025_channels, .num_channels = 2, }, [ID_AD5044] = { @@ -338,7 +347,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5045] = { .shared_vref = false, - .channels = ad5044_channels, + .channels = ad5045_channels, .num_channels = 2, }, [ID_AD5064] = { @@ -353,7 +362,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5065] = { .shared_vref = false, - .channels = ad5064_channels, + .channels = ad5065_channels, .num_channels = 2, }, [ID_AD5628_1] = { @@ -429,6 +438,7 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, { struct iio_dev *indio_dev; struct ad5064_state *st; + unsigned int midscale; unsigned int i; int ret; @@ -465,11 +475,6 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, goto error_free_reg; } - for (i = 0; i < st->chip_info->num_channels; ++i) { - st->pwr_down_mode[i] = AD5064_LDAC_PWRDN_1K; - st->dac_cache[i] = 0x8000; - } - indio_dev->dev.parent = dev; indio_dev->name = name; indio_dev->info = &ad5064_info; @@ -477,6 +482,13 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, indio_dev->channels = st->chip_info->channels; indio_dev->num_channels = st->chip_info->num_channels; + midscale = (1 << indio_dev->channels[0].scan_type.realbits) / 2; + + for (i = 0; i < st->chip_info->num_channels; ++i) { + st->pwr_down_mode[i] = AD5064_LDAC_PWRDN_1K; + st->dac_cache[i] = midscale; + } + ret = iio_device_register(indio_dev); if (ret) goto error_disable_reg; diff --git a/drivers/iio/imu/inv_mpu6050/Kconfig b/drivers/iio/imu/inv_mpu6050/Kconfig index b5cfa3a354c..361b2328453 100644 --- a/drivers/iio/imu/inv_mpu6050/Kconfig +++ b/drivers/iio/imu/inv_mpu6050/Kconfig @@ -5,6 +5,7 @@ config INV_MPU6050_IIO tristate "Invensense MPU6050 devices" depends on I2C && SYSFS + select IIO_BUFFER select IIO_TRIGGERED_BUFFER help This driver supports the Invensense MPU6050 devices. diff --git a/drivers/infiniband/hw/mlx4/cm.c b/drivers/infiniband/hw/mlx4/cm.c index e0d79b2395e..add98d01476 100644 --- a/drivers/infiniband/hw/mlx4/cm.c +++ b/drivers/infiniband/hw/mlx4/cm.c @@ -362,7 +362,6 @@ void mlx4_ib_cm_paravirt_init(struct mlx4_ib_dev *dev) INIT_LIST_HEAD(&dev->sriov.cm_list); dev->sriov.sl_id_map = RB_ROOT; idr_init(&dev->sriov.pv_id_table); - idr_pre_get(&dev->sriov.pv_id_table, GFP_KERNEL); } /* slave = -1 ==> all slaves */ diff --git a/drivers/input/keyboard/tc3589x-keypad.c b/drivers/input/keyboard/tc3589x-keypad.c index 2fb0d76a04c..208de7cbb7f 100644 --- a/drivers/input/keyboard/tc3589x-keypad.c +++ b/drivers/input/keyboard/tc3589x-keypad.c @@ -70,8 +70,6 @@ #define TC3589x_EVT_INT_CLR 0x2 #define TC3589x_KBD_INT_CLR 0x1 -#define TC3589x_KBD_KEYMAP_SIZE 64 - /** * struct tc_keypad - data structure used by keypad driver * @tc3589x: pointer to tc35893 @@ -88,7 +86,7 @@ struct tc_keypad { const struct tc3589x_keypad_platform_data *board; unsigned int krow; unsigned int kcol; - unsigned short keymap[TC3589x_KBD_KEYMAP_SIZE]; + unsigned short *keymap; bool keypad_stopped; }; @@ -338,12 +336,14 @@ static int tc3589x_keypad_probe(struct platform_device *pdev) error = matrix_keypad_build_keymap(plat->keymap_data, NULL, TC3589x_MAX_KPROW, TC3589x_MAX_KPCOL, - keypad->keymap, input); + NULL, input); if (error) { dev_err(&pdev->dev, "Failed to build keymap\n"); goto err_free_mem; } + keypad->keymap = input->keycode; + input_set_capability(input, EV_MSC, MSC_SCAN); if (!plat->no_autorepeat) __set_bit(EV_REP, input->evbit); diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 7b99fc7c943..0238e0e1433 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -490,6 +490,29 @@ static void alps_decode_rushmore(struct alps_fields *f, unsigned char *p) f->y_map |= (p[5] & 0x20) << 6; } +static void alps_decode_dolphin(struct alps_fields *f, unsigned char *p) +{ + f->first_mp = !!(p[0] & 0x02); + f->is_mp = !!(p[0] & 0x20); + + f->fingers = ((p[0] & 0x6) >> 1 | + (p[0] & 0x10) >> 2); + f->x_map = ((p[2] & 0x60) >> 5) | + ((p[4] & 0x7f) << 2) | + ((p[5] & 0x7f) << 9) | + ((p[3] & 0x07) << 16) | + ((p[3] & 0x70) << 15) | + ((p[0] & 0x01) << 22); + f->y_map = (p[1] & 0x7f) | + ((p[2] & 0x1f) << 7); + + f->x = ((p[1] & 0x7f) | ((p[4] & 0x0f) << 7)); + f->y = ((p[2] & 0x7f) | ((p[4] & 0xf0) << 3)); + f->z = (p[0] & 4) ? 0 : p[5] & 0x7f; + + alps_decode_buttons_v3(f, p); +} + static void alps_process_touchpad_packet_v3(struct psmouse *psmouse) { struct alps_data *priv = psmouse->private; @@ -874,7 +897,8 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse) } /* Bytes 2 - pktsize should have 0 in the highest bit */ - if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && + if (priv->proto_version != ALPS_PROTO_V5 && + psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) { psmouse_dbg(psmouse, "refusing packet[%i] = %x\n", psmouse->pktcnt - 1, @@ -994,8 +1018,7 @@ static int alps_rpt_cmd(struct psmouse *psmouse, int init_command, return 0; } -static int alps_enter_command_mode(struct psmouse *psmouse, - unsigned char *resp) +static int alps_enter_command_mode(struct psmouse *psmouse) { unsigned char param[4]; @@ -1004,14 +1027,12 @@ static int alps_enter_command_mode(struct psmouse *psmouse, return -1; } - if (param[0] != 0x88 || (param[1] != 0x07 && param[1] != 0x08)) { + if ((param[0] != 0x88 || (param[1] != 0x07 && param[1] != 0x08)) && + param[0] != 0x73) { psmouse_dbg(psmouse, "unknown response while entering command mode\n"); return -1; } - - if (resp) - *resp = param[2]; return 0; } @@ -1176,7 +1197,7 @@ static int alps_passthrough_mode_v3(struct psmouse *psmouse, { int reg_val, ret = -1; - if (alps_enter_command_mode(psmouse, NULL)) + if (alps_enter_command_mode(psmouse)) return -1; reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x0008); @@ -1216,7 +1237,7 @@ static int alps_probe_trackstick_v3(struct psmouse *psmouse, int reg_base) { int ret = -EIO, reg_val; - if (alps_enter_command_mode(psmouse, NULL)) + if (alps_enter_command_mode(psmouse)) goto error; reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x08); @@ -1279,7 +1300,7 @@ static int alps_setup_trackstick_v3(struct psmouse *psmouse, int reg_base) * supported by this driver. If bit 1 isn't set the packet * format is different. */ - if (alps_enter_command_mode(psmouse, NULL) || + if (alps_enter_command_mode(psmouse) || alps_command_mode_write_reg(psmouse, reg_base + 0x08, 0x82) || alps_exit_command_mode(psmouse)) @@ -1306,7 +1327,7 @@ static int alps_hw_init_v3(struct psmouse *psmouse) alps_setup_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE) == -EIO) goto error; - if (alps_enter_command_mode(psmouse, NULL) || + if (alps_enter_command_mode(psmouse) || alps_absolute_mode_v3(psmouse)) { psmouse_err(psmouse, "Failed to enter absolute mode\n"); goto error; @@ -1381,7 +1402,7 @@ static int alps_hw_init_rushmore_v3(struct psmouse *psmouse) priv->flags &= ~ALPS_DUALPOINT; } - if (alps_enter_command_mode(psmouse, NULL) || + if (alps_enter_command_mode(psmouse) || alps_command_mode_read_reg(psmouse, 0xc2d9) == -1 || alps_command_mode_write_reg(psmouse, 0xc2cb, 0x00)) goto error; @@ -1431,7 +1452,7 @@ static int alps_hw_init_v4(struct psmouse *psmouse) struct ps2dev *ps2dev = &psmouse->ps2dev; unsigned char param[4]; - if (alps_enter_command_mode(psmouse, NULL)) + if (alps_enter_command_mode(psmouse)) goto error; if (alps_absolute_mode_v4(psmouse)) { @@ -1499,6 +1520,23 @@ error: return -1; } +static int alps_hw_init_dolphin_v1(struct psmouse *psmouse) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + unsigned char param[2]; + + /* This is dolphin "v1" as empirically defined by florin9doi */ + param[0] = 0x64; + param[1] = 0x28; + + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSTREAM) || + ps2_command(ps2dev, ¶m[0], PSMOUSE_CMD_SETRATE) || + ps2_command(ps2dev, ¶m[1], PSMOUSE_CMD_SETRATE)) + return -1; + + return 0; +} + static void alps_set_defaults(struct alps_data *priv) { priv->byte0 = 0x8f; @@ -1532,6 +1570,21 @@ static void alps_set_defaults(struct alps_data *priv) priv->nibble_commands = alps_v4_nibble_commands; priv->addr_command = PSMOUSE_CMD_DISABLE; break; + case ALPS_PROTO_V5: + priv->hw_init = alps_hw_init_dolphin_v1; + priv->process_packet = alps_process_packet_v3; + priv->decode_fields = alps_decode_dolphin; + priv->set_abs_params = alps_set_abs_params_mt; + priv->nibble_commands = alps_v3_nibble_commands; + priv->addr_command = PSMOUSE_CMD_RESET_WRAP; + priv->byte0 = 0xc8; + priv->mask0 = 0xc8; + priv->flags = 0; + priv->x_max = 1360; + priv->y_max = 660; + priv->x_bits = 23; + priv->y_bits = 12; + break; } } @@ -1592,6 +1645,12 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) if (alps_match_table(psmouse, priv, e7, ec) == 0) { return 0; + } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0x50 && + ec[0] == 0x73 && ec[1] == 0x01) { + priv->proto_version = ALPS_PROTO_V5; + alps_set_defaults(priv); + + return 0; } else if (ec[0] == 0x88 && ec[1] == 0x08) { priv->proto_version = ALPS_PROTO_V3; alps_set_defaults(priv); diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h index 970480551b6..eee59853b9c 100644 --- a/drivers/input/mouse/alps.h +++ b/drivers/input/mouse/alps.h @@ -16,6 +16,7 @@ #define ALPS_PROTO_V2 2 #define ALPS_PROTO_V3 3 #define ALPS_PROTO_V4 4 +#define ALPS_PROTO_V5 5 /** * struct alps_model_info - touchpad ID table diff --git a/drivers/input/mouse/cypress_ps2.c b/drivers/input/mouse/cypress_ps2.c index 1673dc6c809..f51765fff05 100644 --- a/drivers/input/mouse/cypress_ps2.c +++ b/drivers/input/mouse/cypress_ps2.c @@ -236,6 +236,13 @@ static int cypress_read_fw_version(struct psmouse *psmouse) cytp->fw_version = param[2] & FW_VERSION_MASX; cytp->tp_metrics_supported = (param[2] & TP_METRICS_MASK) ? 1 : 0; + /* + * Trackpad fw_version 11 (in Dell XPS12) yields a bogus response to + * CYTP_CMD_READ_TP_METRICS so do not try to use it. LP: #1103594. + */ + if (cytp->fw_version >= 11) + cytp->tp_metrics_supported = 0; + psmouse_dbg(psmouse, "cytp->fw_version = %d\n", cytp->fw_version); psmouse_dbg(psmouse, "cytp->tp_metrics_supported = %d\n", cytp->tp_metrics_supported); @@ -258,6 +265,9 @@ static int cypress_read_tp_metrics(struct psmouse *psmouse) cytp->tp_res_x = cytp->tp_max_abs_x / cytp->tp_width; cytp->tp_res_y = cytp->tp_max_abs_y / cytp->tp_high; + if (!cytp->tp_metrics_supported) + return 0; + memset(param, 0, sizeof(param)); if (cypress_send_ext_cmd(psmouse, CYTP_CMD_READ_TP_METRICS, param) == 0) { /* Update trackpad parameters. */ @@ -315,18 +325,15 @@ static int cypress_read_tp_metrics(struct psmouse *psmouse) static int cypress_query_hardware(struct psmouse *psmouse) { - struct cytp_data *cytp = psmouse->private; int ret; ret = cypress_read_fw_version(psmouse); if (ret) return ret; - if (cytp->tp_metrics_supported) { - ret = cypress_read_tp_metrics(psmouse); - if (ret) - return ret; - } + ret = cypress_read_tp_metrics(psmouse); + if (ret) + return ret; return 0; } diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 41b6fbf6011..1daa97913b7 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -2017,6 +2017,9 @@ static const struct wacom_features wacom_features_0x100 = static const struct wacom_features wacom_features_0x101 = { "Wacom ISDv4 101", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0x10D = + { "Wacom ISDv4 10D", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, + 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x4001 = { "Wacom ISDv4 4001", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; @@ -2201,6 +2204,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xEF) }, { USB_DEVICE_WACOM(0x100) }, { USB_DEVICE_WACOM(0x101) }, + { USB_DEVICE_WACOM(0x10D) }, { USB_DEVICE_WACOM(0x4001) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 4f702b3ec1a..434c3df250c 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -236,7 +236,12 @@ static void __ads7846_disable(struct ads7846 *ts) /* Must be called with ts->lock held */ static void __ads7846_enable(struct ads7846 *ts) { - regulator_enable(ts->reg); + int error; + + error = regulator_enable(ts->reg); + if (error != 0) + dev_err(&ts->spi->dev, "Failed to enable supply: %d\n", error); + ads7846_restart(ts); } diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c index 4a29ddf6bf1..1443532fe6c 100644 --- a/drivers/input/touchscreen/mms114.c +++ b/drivers/input/touchscreen/mms114.c @@ -314,15 +314,27 @@ static int mms114_start(struct mms114_data *data) struct i2c_client *client = data->client; int error; - if (data->core_reg) - regulator_enable(data->core_reg); - if (data->io_reg) - regulator_enable(data->io_reg); + error = regulator_enable(data->core_reg); + if (error) { + dev_err(&client->dev, "Failed to enable avdd: %d\n", error); + return error; + } + + error = regulator_enable(data->io_reg); + if (error) { + dev_err(&client->dev, "Failed to enable vdd: %d\n", error); + regulator_disable(data->core_reg); + return error; + } + mdelay(MMS114_POWERON_DELAY); error = mms114_setup_regs(data); - if (error < 0) + if (error < 0) { + regulator_disable(data->io_reg); + regulator_disable(data->core_reg); return error; + } if (data->pdata->cfg_pin) data->pdata->cfg_pin(true); @@ -335,16 +347,20 @@ static int mms114_start(struct mms114_data *data) static void mms114_stop(struct mms114_data *data) { struct i2c_client *client = data->client; + int error; disable_irq(client->irq); if (data->pdata->cfg_pin) data->pdata->cfg_pin(false); - if (data->io_reg) - regulator_disable(data->io_reg); - if (data->core_reg) - regulator_disable(data->core_reg); + error = regulator_disable(data->io_reg); + if (error) + dev_warn(&client->dev, "Failed to disable vdd: %d\n", error); + + error = regulator_disable(data->core_reg); + if (error) + dev_warn(&client->dev, "Failed to disable avdd: %d\n", error); } static int mms114_input_open(struct input_dev *dev) diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index d8a7d832341..ebaebdf30f9 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -902,7 +902,9 @@ isdn_tty_send_msg(modem_info *info, atemu *m, char *msg) int j; int l; - l = strlen(msg); + l = min(strlen(msg), sizeof(cmd.parm) - sizeof(cmd.parm.cmsg) + + sizeof(cmd.parm.cmsg.para) - 2); + if (!l) { isdn_tty_modem_result(RESULT_ERROR, info); return; diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 671f5b171c7..c346941a251 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -858,6 +858,7 @@ config EZX_PCAP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" depends on GENERIC_HARDIRQS && ABX500_CORE && MFD_DB8500_PRCMU + select POWER_SUPPLY select MFD_CORE select IRQ_DOMAIN help diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c index b1f3561b023..5f341a50ee5 100644 --- a/drivers/mfd/ab8500-gpadc.c +++ b/drivers/mfd/ab8500-gpadc.c @@ -594,9 +594,12 @@ static int ab8500_gpadc_runtime_suspend(struct device *dev) static int ab8500_gpadc_runtime_resume(struct device *dev) { struct ab8500_gpadc *gpadc = dev_get_drvdata(dev); + int ret; - regulator_enable(gpadc->regu); - return 0; + ret = regulator_enable(gpadc->regu); + if (ret) + dev_err(dev, "Failed to enable vtvout LDO: %d\n", ret); + return ret; } static int ab8500_gpadc_runtime_idle(struct device *dev) @@ -643,7 +646,7 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) } /* VTVout LDO used to power up ab8500-GPADC */ - gpadc->regu = regulator_get(&pdev->dev, "vddadc"); + gpadc->regu = devm_regulator_get(&pdev->dev, "vddadc"); if (IS_ERR(gpadc->regu)) { ret = PTR_ERR(gpadc->regu); dev_err(gpadc->dev, "failed to get vtvout LDO\n"); @@ -652,7 +655,11 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, gpadc); - regulator_enable(gpadc->regu); + ret = regulator_enable(gpadc->regu); + if (ret) { + dev_err(gpadc->dev, "Failed to enable vtvout LDO: %d\n", ret); + goto fail_enable; + } pm_runtime_set_autosuspend_delay(gpadc->dev, GPADC_AUDOSUSPEND_DELAY); pm_runtime_use_autosuspend(gpadc->dev); @@ -663,6 +670,8 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) list_add_tail(&gpadc->node, &ab8500_gpadc_list); dev_dbg(gpadc->dev, "probe success\n"); return 0; + +fail_enable: fail_irq: free_irq(gpadc->irq, gpadc); fail: diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 6b5edf64de2..4febc5c7fde 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -460,15 +460,15 @@ static void omap_usbhs_init(struct device *dev) switch (omap->usbhs_rev) { case OMAP_USBHS_REV1: - omap_usbhs_rev1_hostconfig(omap, reg); + reg = omap_usbhs_rev1_hostconfig(omap, reg); break; case OMAP_USBHS_REV2: - omap_usbhs_rev2_hostconfig(omap, reg); + reg = omap_usbhs_rev2_hostconfig(omap, reg); break; default: /* newer revisions */ - omap_usbhs_rev2_hostconfig(omap, reg); + reg = omap_usbhs_rev2_hostconfig(omap, reg); break; } diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index bbdbc50a3cc..73bf76df104 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -257,9 +257,24 @@ static struct regmap_irq_chip palmas_irq_chip = { PALMAS_INT1_MASK), }; -static void palmas_dt_to_pdata(struct device_node *node, +static int palmas_set_pdata_irq_flag(struct i2c_client *i2c, struct palmas_platform_data *pdata) { + struct irq_data *irq_data = irq_get_irq_data(i2c->irq); + if (!irq_data) { + dev_err(&i2c->dev, "Invalid IRQ: %d\n", i2c->irq); + return -EINVAL; + } + + pdata->irq_flags = irqd_get_trigger_type(irq_data); + dev_info(&i2c->dev, "Irq flag is 0x%08x\n", pdata->irq_flags); + return 0; +} + +static void palmas_dt_to_pdata(struct i2c_client *i2c, + struct palmas_platform_data *pdata) +{ + struct device_node *node = i2c->dev.of_node; int ret; u32 prop; @@ -283,6 +298,8 @@ static void palmas_dt_to_pdata(struct device_node *node, pdata->power_ctrl = PALMAS_POWER_CTRL_NSLEEP_MASK | PALMAS_POWER_CTRL_ENABLE1_MASK | PALMAS_POWER_CTRL_ENABLE2_MASK; + if (i2c->irq) + palmas_set_pdata_irq_flag(i2c, pdata); } static int palmas_i2c_probe(struct i2c_client *i2c, @@ -304,7 +321,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, if (!pdata) return -ENOMEM; - palmas_dt_to_pdata(node, pdata); + palmas_dt_to_pdata(i2c, pdata); } if (!pdata) @@ -344,6 +361,19 @@ static int palmas_i2c_probe(struct i2c_client *i2c, } } + /* Change interrupt line output polarity */ + if (pdata->irq_flags & IRQ_TYPE_LEVEL_HIGH) + reg = PALMAS_POLARITY_CTRL_INT_POLARITY; + else + reg = 0; + ret = palmas_update_bits(palmas, PALMAS_PU_PD_OD_BASE, + PALMAS_POLARITY_CTRL, PALMAS_POLARITY_CTRL_INT_POLARITY, + reg); + if (ret < 0) { + dev_err(palmas->dev, "POLARITY_CTRL updat failed: %d\n", ret); + goto err; + } + /* Change IRQ into clear on read mode for efficiency */ slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE); addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL); @@ -352,7 +382,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, regmap_write(palmas->regmap[slave], addr, reg); ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq, - IRQF_ONESHOT | IRQF_TRIGGER_LOW, 0, &palmas_irq_chip, + IRQF_ONESHOT | pdata->irq_flags, 0, &palmas_irq_chip, &palmas->irq_data); if (ret < 0) goto err; diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c index 4658b5bdcd8..aeb8e40ab42 100644 --- a/drivers/mfd/tps65912-core.c +++ b/drivers/mfd/tps65912-core.c @@ -169,6 +169,7 @@ err: void tps65912_device_exit(struct tps65912 *tps65912) { mfd_remove_devices(tps65912->dev); + tps65912_irq_exit(tps65912); kfree(tps65912); } diff --git a/drivers/mfd/twl4030-audio.c b/drivers/mfd/twl4030-audio.c index e16edca9267..d2ab222138c 100644 --- a/drivers/mfd/twl4030-audio.c +++ b/drivers/mfd/twl4030-audio.c @@ -118,7 +118,7 @@ EXPORT_SYMBOL_GPL(twl4030_audio_enable_resource); * Disable the resource. * The function returns with error or the content of the register */ -int twl4030_audio_disable_resource(unsigned id) +int twl4030_audio_disable_resource(enum twl4030_audio_res id) { struct twl4030_audio *audio = platform_get_drvdata(twl4030_audio_dev); int val; diff --git a/drivers/mfd/twl4030-madc.c b/drivers/mfd/twl4030-madc.c index 88ff9dc8330..942b666a2a0 100644 --- a/drivers/mfd/twl4030-madc.c +++ b/drivers/mfd/twl4030-madc.c @@ -800,7 +800,7 @@ static int twl4030_madc_remove(struct platform_device *pdev) static struct platform_driver twl4030_madc_driver = { .probe = twl4030_madc_probe, - .remove = __exit_p(twl4030_madc_remove), + .remove = twl4030_madc_remove, .driver = { .name = "twl4030_madc", .owner = THIS_MODULE, diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 7bd068a6056..8b4e96e01d6 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1964,7 +1964,6 @@ static int __bond_release_one(struct net_device *bond_dev, } block_netpoll_tx(); - call_netdevice_notifiers(NETDEV_RELEASE, bond_dev); write_lock_bh(&bond->lock); slave = bond_get_slave_by_dev(bond, slave_dev); @@ -2066,8 +2065,10 @@ static int __bond_release_one(struct net_device *bond_dev, write_unlock_bh(&bond->lock); unblock_netpoll_tx(); - if (bond->slave_cnt == 0) + if (bond->slave_cnt == 0) { call_netdevice_notifiers(NETDEV_CHANGEADDR, bond->dev); + call_netdevice_notifiers(NETDEV_RELEASE, bond->dev); + } bond_compute_features(bond); if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) && diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index 31c5787970d..77ebae0ac64 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -8647,7 +8647,9 @@ void bnx2x_handle_module_detect_int(struct link_params *params) MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC6, &rx_tx_in_reset); - if (!rx_tx_in_reset) { + if ((!rx_tx_in_reset) && + (params->link_flags & + PHY_INITIALIZED)) { bnx2x_warpcore_reset_lane(bp, phy, 1); bnx2x_warpcore_config_sfi(phy, params); bnx2x_warpcore_reset_lane(bp, phy, 0); @@ -12527,6 +12529,8 @@ int bnx2x_phy_init(struct link_params *params, struct link_vars *vars) vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; vars->mac_type = MAC_TYPE_NONE; vars->phy_flags = 0; + vars->check_kr2_recovery_cnt = 0; + params->link_flags = PHY_INITIALIZED; /* Driver opens NIG-BRB filters */ bnx2x_set_rx_filter(params, 1); /* Check if link flap can be avoided */ @@ -12691,6 +12695,7 @@ int bnx2x_lfa_reset(struct link_params *params, struct bnx2x *bp = params->bp; vars->link_up = 0; vars->phy_flags = 0; + params->link_flags &= ~PHY_INITIALIZED; if (!params->lfa_base) return bnx2x_link_reset(params, vars, 1); /* @@ -13411,6 +13416,7 @@ static void bnx2x_disable_kr2(struct link_params *params, vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE; bnx2x_update_link_attr(params, vars->link_attr_sync); + vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT; /* Restart AN on leading lane */ bnx2x_warpcore_restart_AN_KR(phy, params); } @@ -13439,6 +13445,15 @@ static void bnx2x_check_kr2_wa(struct link_params *params, return; } + /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery + * since some switches tend to reinit the AN process and clear the + * advertised BP/NP after ~2 seconds causing the KR2 to be disabled + * and recovered many times + */ + if (vars->check_kr2_recovery_cnt > 0) { + vars->check_kr2_recovery_cnt--; + return; + } lane = bnx2x_get_warpcore_lane(phy, params); CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, MDIO_AER_BLOCK_AER_REG, lane); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h index be5c195d03d..56c2aae4e2c 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h @@ -309,6 +309,7 @@ struct link_params { req_flow_ctrl is set to AUTO */ u16 link_flags; #define LINK_FLAGS_INT_DISABLED (1<<0) +#define PHY_INITIALIZED (1<<1) u32 lfa_base; }; @@ -342,7 +343,8 @@ struct link_vars { u32 link_status; u32 eee_status; u8 fault_detected; - u8 rsrv1; + u8 check_kr2_recovery_cnt; +#define CHECK_KR2_RECOVERY_CNT 5 u16 periodic_flags; #define PERIODIC_FLAGS_LINK_EVENT 0x0001 diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index fdb9b565541..93729f94235 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -1869,6 +1869,8 @@ static void tg3_link_report(struct tg3 *tp) tg3_ump_link_report(tp); } + + tp->link_up = netif_carrier_ok(tp->dev); } static u16 tg3_advert_flowctrl_1000X(u8 flow_ctrl) @@ -2522,12 +2524,6 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp) return err; } -static void tg3_carrier_on(struct tg3 *tp) -{ - netif_carrier_on(tp->dev); - tp->link_up = true; -} - static void tg3_carrier_off(struct tg3 *tp) { netif_carrier_off(tp->dev); @@ -2553,7 +2549,7 @@ static int tg3_phy_reset(struct tg3 *tp) return -EBUSY; if (netif_running(tp->dev) && tp->link_up) { - tg3_carrier_off(tp); + netif_carrier_off(tp->dev); tg3_link_report(tp); } @@ -4262,9 +4258,9 @@ static bool tg3_test_and_report_link_chg(struct tg3 *tp, int curr_link_up) { if (curr_link_up != tp->link_up) { if (curr_link_up) { - tg3_carrier_on(tp); + netif_carrier_on(tp->dev); } else { - tg3_carrier_off(tp); + netif_carrier_off(tp->dev); if (tp->phy_flags & TG3_PHYFLG_MII_SERDES) tp->phy_flags &= ~TG3_PHYFLG_PARALLEL_DETECT; } diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 28ceb841418..29aff55f2ee 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -349,6 +349,7 @@ struct be_adapter { struct pci_dev *pdev; struct net_device *netdev; + u8 __iomem *csr; /* CSR BAR used only for BE2/3 */ u8 __iomem *db; /* Door Bell */ struct mutex mbox_lock; /* For serializing mbox cmds to BE card */ diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 071aea79d21..3c9b4f12e3e 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -473,19 +473,17 @@ static int be_mbox_notify_wait(struct be_adapter *adapter) return 0; } -static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage) +static u16 be_POST_stage_get(struct be_adapter *adapter) { u32 sem; - u32 reg = skyhawk_chip(adapter) ? SLIPORT_SEMAPHORE_OFFSET_SH : - SLIPORT_SEMAPHORE_OFFSET_BE; - pci_read_config_dword(adapter->pdev, reg, &sem); - *stage = sem & POST_STAGE_MASK; - - if ((sem >> POST_ERR_SHIFT) & POST_ERR_MASK) - return -1; + if (BEx_chip(adapter)) + sem = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx); else - return 0; + pci_read_config_dword(adapter->pdev, + SLIPORT_SEMAPHORE_OFFSET_SH, &sem); + + return sem & POST_STAGE_MASK; } int lancer_wait_ready(struct be_adapter *adapter) @@ -579,19 +577,17 @@ int be_fw_wait_ready(struct be_adapter *adapter) } do { - status = be_POST_stage_get(adapter, &stage); - if (status) { - dev_err(dev, "POST error; stage=0x%x\n", stage); - return -1; - } else if (stage != POST_STAGE_ARMFW_RDY) { - if (msleep_interruptible(2000)) { - dev_err(dev, "Waiting for POST aborted\n"); - return -EINTR; - } - timeout += 2; - } else { + stage = be_POST_stage_get(adapter); + if (stage == POST_STAGE_ARMFW_RDY) return 0; + + dev_info(dev, "Waiting for POST, %ds elapsed\n", + timeout); + if (msleep_interruptible(2000)) { + dev_err(dev, "Waiting for POST aborted\n"); + return -EINTR; } + timeout += 2; } while (timeout < 60); dev_err(dev, "POST timeout; stage=0x%x\n", stage); diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h index 541d4530d5b..62dc220695f 100644 --- a/drivers/net/ethernet/emulex/benet/be_hw.h +++ b/drivers/net/ethernet/emulex/benet/be_hw.h @@ -32,8 +32,8 @@ #define MPU_EP_CONTROL 0 /********** MPU semphore: used for SH & BE *************/ -#define SLIPORT_SEMAPHORE_OFFSET_BE 0x7c -#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 +#define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */ +#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */ #define POST_STAGE_MASK 0x0000FFFF #define POST_ERR_MASK 0x1 #define POST_ERR_SHIFT 31 diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 3860888ac71..08e54f3d288 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3688,6 +3688,8 @@ static void be_netdev_init(struct net_device *netdev) static void be_unmap_pci_bars(struct be_adapter *adapter) { + if (adapter->csr) + pci_iounmap(adapter->pdev, adapter->csr); if (adapter->db) pci_iounmap(adapter->pdev, adapter->db); } @@ -3721,6 +3723,12 @@ static int be_map_pci_bars(struct be_adapter *adapter) adapter->if_type = (sli_intf & SLI_INTF_IF_TYPE_MASK) >> SLI_INTF_IF_TYPE_SHIFT; + if (BEx_chip(adapter) && be_physfn(adapter)) { + adapter->csr = pci_iomap(adapter->pdev, 2, 0); + if (adapter->csr == NULL) + return -ENOMEM; + } + addr = pci_iomap(adapter->pdev, db_bar(adapter), 0); if (addr == NULL) goto pci_map_err; @@ -4329,6 +4337,8 @@ static pci_ers_result_t be_eeh_reset(struct pci_dev *pdev) pci_restore_state(pdev); /* Check if card is ok and fw is ready */ + dev_info(&adapter->pdev->dev, + "Waiting for FW to be ready after EEH reset\n"); status = be_fw_wait_ready(adapter); if (status) return PCI_ERS_RESULT_DISCONNECT; diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index 2c1813737f6..f91a8f3f9d4 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -36,6 +36,7 @@ #include <linux/delay.h> #include <linux/vmalloc.h> #include <linux/mdio.h> +#include <linux/pm_runtime.h> #include "e1000.h" @@ -2229,7 +2230,19 @@ static int e1000e_get_ts_info(struct net_device *netdev, return 0; } +static int e1000e_ethtool_begin(struct net_device *netdev) +{ + return pm_runtime_get_sync(netdev->dev.parent); +} + +static void e1000e_ethtool_complete(struct net_device *netdev) +{ + pm_runtime_put_sync(netdev->dev.parent); +} + static const struct ethtool_ops e1000_ethtool_ops = { + .begin = e1000e_ethtool_begin, + .complete = e1000e_ethtool_complete, .get_settings = e1000_get_settings, .set_settings = e1000_set_settings, .get_drvinfo = e1000_get_drvinfo, diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index dff7bff8b8e..121a865c7fb 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -782,6 +782,59 @@ release: } /** + * e1000_k1_workaround_lpt_lp - K1 workaround on Lynxpoint-LP + * @hw: pointer to the HW structure + * @link: link up bool flag + * + * When K1 is enabled for 1Gbps, the MAC can miss 2 DMA completion indications + * preventing further DMA write requests. Workaround the issue by disabling + * the de-assertion of the clock request when in 1Gpbs mode. + **/ +static s32 e1000_k1_workaround_lpt_lp(struct e1000_hw *hw, bool link) +{ + u32 fextnvm6 = er32(FEXTNVM6); + s32 ret_val = 0; + + if (link && (er32(STATUS) & E1000_STATUS_SPEED_1000)) { + u16 kmrn_reg; + + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) + return ret_val; + + ret_val = + e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG, + &kmrn_reg); + if (ret_val) + goto release; + + ret_val = + e1000e_write_kmrn_reg_locked(hw, + E1000_KMRNCTRLSTA_K1_CONFIG, + kmrn_reg & + ~E1000_KMRNCTRLSTA_K1_ENABLE); + if (ret_val) + goto release; + + usleep_range(10, 20); + + ew32(FEXTNVM6, fextnvm6 | E1000_FEXTNVM6_REQ_PLL_CLK); + + ret_val = + e1000e_write_kmrn_reg_locked(hw, + E1000_KMRNCTRLSTA_K1_CONFIG, + kmrn_reg); +release: + hw->phy.ops.release(hw); + } else { + /* clear FEXTNVM6 bit 8 on link down or 10/100 */ + ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); + } + + return ret_val; +} + +/** * e1000_check_for_copper_link_ich8lan - Check for link (Copper) * @hw: pointer to the HW structure * @@ -818,6 +871,14 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) return ret_val; } + /* Work-around I218 hang issue */ + if ((hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_LM) || + (hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_V)) { + ret_val = e1000_k1_workaround_lpt_lp(hw, link); + if (ret_val) + return ret_val; + } + /* Clear link partner's EEE ability */ hw->dev_spec.ich8lan.eee_lp_ability = 0; @@ -3954,8 +4015,16 @@ void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw) phy_ctrl = er32(PHY_CTRL); phy_ctrl |= E1000_PHY_CTRL_GBE_DISABLE; + if (hw->phy.type == e1000_phy_i217) { - u16 phy_reg; + u16 phy_reg, device_id = hw->adapter->pdev->device; + + if ((device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM) || + (device_id == E1000_DEV_ID_PCH_LPTLP_I218_V)) { + u32 fextnvm6 = er32(FEXTNVM6); + + ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); + } ret_val = hw->phy.ops.acquire(hw); if (ret_val) diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index b6d3174d7d2..8bf4655c2e1 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -92,6 +92,8 @@ #define E1000_FEXTNVM4_BEACON_DURATION_8USEC 0x7 #define E1000_FEXTNVM4_BEACON_DURATION_16USEC 0x3 +#define E1000_FEXTNVM6_REQ_PLL_CLK 0x00000100 + #define PCIE_ICH8_SNOOP_ALL PCIE_NO_SNOOP_ALL #define E1000_ICH_RAR_ENTRIES 7 diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index a177b8b65c4..948b86ffa4f 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -4303,6 +4303,7 @@ static int e1000_open(struct net_device *netdev) netif_start_queue(netdev); adapter->idle_check = true; + hw->mac.get_link_status = true; pm_runtime_put(&pdev->dev); /* fire a link status change interrupt to start the watchdog */ @@ -4662,6 +4663,7 @@ static void e1000_phy_read_status(struct e1000_adapter *adapter) (adapter->hw.phy.media_type == e1000_media_type_copper)) { int ret_val; + pm_runtime_get_sync(&adapter->pdev->dev); ret_val = e1e_rphy(hw, MII_BMCR, &phy->bmcr); ret_val |= e1e_rphy(hw, MII_BMSR, &phy->bmsr); ret_val |= e1e_rphy(hw, MII_ADVERTISE, &phy->advertise); @@ -4672,6 +4674,7 @@ static void e1000_phy_read_status(struct e1000_adapter *adapter) ret_val |= e1e_rphy(hw, MII_ESTATUS, &phy->estatus); if (ret_val) e_warn("Error reading PHY register\n"); + pm_runtime_put_sync(&adapter->pdev->dev); } else { /* Do not read PHY registers if link is not up * Set values to typical power-on defaults @@ -5887,8 +5890,7 @@ release: return retval; } -static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, - bool runtime) +static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) { struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); @@ -5912,10 +5914,6 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, } e1000e_reset_interrupt_capability(adapter); - retval = pci_save_state(pdev); - if (retval) - return retval; - status = er32(STATUS); if (status & E1000_STATUS_LU) wufc &= ~E1000_WUFC_LNKC; @@ -5971,13 +5969,6 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, ew32(WUFC, 0); } - *enable_wake = !!wufc; - - /* make sure adapter isn't asleep if manageability is enabled */ - if ((adapter->flags & FLAG_MNG_PT_ENABLED) || - (hw->mac.ops.check_mng_mode(hw))) - *enable_wake = true; - if (adapter->hw.phy.type == e1000_phy_igp_3) e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw); @@ -5986,27 +5977,7 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, */ e1000e_release_hw_control(adapter); - pci_disable_device(pdev); - - return 0; -} - -static void e1000_power_off(struct pci_dev *pdev, bool sleep, bool wake) -{ - if (sleep && wake) { - pci_prepare_to_sleep(pdev); - return; - } - - pci_wake_from_d3(pdev, wake); - pci_set_power_state(pdev, PCI_D3hot); -} - -static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep, - bool wake) -{ - struct net_device *netdev = pci_get_drvdata(pdev); - struct e1000_adapter *adapter = netdev_priv(netdev); + pci_clear_master(pdev); /* The pci-e switch on some quad port adapters will report a * correctable error when the MAC transitions from D0 to D3. To @@ -6021,12 +5992,13 @@ static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep, pcie_capability_write_word(us_dev, PCI_EXP_DEVCTL, (devctl & ~PCI_EXP_DEVCTL_CERE)); - e1000_power_off(pdev, sleep, wake); + pci_save_state(pdev); + pci_prepare_to_sleep(pdev); pcie_capability_write_word(us_dev, PCI_EXP_DEVCTL, devctl); - } else { - e1000_power_off(pdev, sleep, wake); } + + return 0; } #ifdef CONFIG_PCIEASPM @@ -6084,9 +6056,7 @@ static int __e1000_resume(struct pci_dev *pdev) if (aspm_disable_flag) e1000e_disable_aspm(pdev, aspm_disable_flag); - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - pci_save_state(pdev); + pci_set_master(pdev); e1000e_set_interrupt_capability(adapter); if (netif_running(netdev)) { @@ -6152,14 +6122,8 @@ static int __e1000_resume(struct pci_dev *pdev) static int e1000_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); - int retval; - bool wake; - - retval = __e1000_shutdown(pdev, &wake, false); - if (!retval) - e1000_complete_shutdown(pdev, true, wake); - return retval; + return __e1000_shutdown(pdev, false); } static int e1000_resume(struct device *dev) @@ -6182,13 +6146,10 @@ static int e1000_runtime_suspend(struct device *dev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - if (e1000e_pm_ready(adapter)) { - bool wake; - - __e1000_shutdown(pdev, &wake, true); - } + if (!e1000e_pm_ready(adapter)) + return 0; - return 0; + return __e1000_shutdown(pdev, true); } static int e1000_idle(struct device *dev) @@ -6226,12 +6187,7 @@ static int e1000_runtime_resume(struct device *dev) static void e1000_shutdown(struct pci_dev *pdev) { - bool wake = false; - - __e1000_shutdown(pdev, &wake, false); - - if (system_state == SYSTEM_POWER_OFF) - e1000_complete_shutdown(pdev, false, wake); + __e1000_shutdown(pdev, false); } #ifdef CONFIG_NET_POLL_CONTROLLER @@ -6352,9 +6308,9 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev) "Cannot re-enable PCI device after reset.\n"); result = PCI_ERS_RESULT_DISCONNECT; } else { - pci_set_master(pdev); pdev->state_saved = true; pci_restore_state(pdev); + pci_set_master(pdev); pci_enable_wake(pdev, PCI_D3hot, 0); pci_enable_wake(pdev, PCI_D3cold, 0); @@ -6783,7 +6739,11 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* initialize the wol settings based on the eeprom settings */ adapter->wol = adapter->eeprom_wol; - device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); + + /* make sure adapter isn't asleep if manageability is enabled */ + if (adapter->wol || (adapter->flags & FLAG_MNG_PT_ENABLED) || + (hw->mac.ops.check_mng_mode(hw))) + device_wakeup_enable(&pdev->dev); /* save off EEPROM version number */ e1000_read_nvm(&adapter->hw, 5, 1, &adapter->eeprom_vers); diff --git a/drivers/net/ethernet/intel/e1000e/regs.h b/drivers/net/ethernet/intel/e1000e/regs.h index 794fe149766..a7e6a3e3725 100644 --- a/drivers/net/ethernet/intel/e1000e/regs.h +++ b/drivers/net/ethernet/intel/e1000e/regs.h @@ -42,6 +42,7 @@ #define E1000_FEXTNVM 0x00028 /* Future Extended NVM - RW */ #define E1000_FEXTNVM3 0x0003C /* Future Extended NVM 3 - RW */ #define E1000_FEXTNVM4 0x00024 /* Future Extended NVM 4 - RW */ +#define E1000_FEXTNVM6 0x00010 /* Future Extended NVM 6 - RW */ #define E1000_FEXTNVM7 0x000E4 /* Future Extended NVM 7 - RW */ #define E1000_FCT 0x00030 /* Flow Control Type - RW */ #define E1000_VET 0x00038 /* VLAN Ether Type - RW */ diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c index 84e7e0909de..b64542acfa3 100644 --- a/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -1361,11 +1361,16 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw) switch (hw->phy.type) { case e1000_phy_i210: case e1000_phy_m88: - if (hw->phy.id == I347AT4_E_PHY_ID || - hw->phy.id == M88E1112_E_PHY_ID) + switch (hw->phy.id) { + case I347AT4_E_PHY_ID: + case M88E1112_E_PHY_ID: + case I210_I_PHY_ID: ret_val = igb_copper_link_setup_m88_gen2(hw); - else + break; + default: ret_val = igb_copper_link_setup_m88(hw); + break; + } break; case e1000_phy_igp_3: ret_val = igb_copper_link_setup_igp(hw); diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index d27edbc6392..25151401c2a 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -447,7 +447,7 @@ struct igb_adapter { #endif struct i2c_algo_bit_data i2c_algo; struct i2c_adapter i2c_adap; - struct igb_i2c_client_list *i2c_clients; + struct i2c_client *i2c_client; }; #define IGB_FLAG_HAS_MSI (1 << 0) diff --git a/drivers/net/ethernet/intel/igb/igb_hwmon.c b/drivers/net/ethernet/intel/igb/igb_hwmon.c index 0a9b073d0b0..4623502054d 100644 --- a/drivers/net/ethernet/intel/igb/igb_hwmon.c +++ b/drivers/net/ethernet/intel/igb/igb_hwmon.c @@ -39,6 +39,10 @@ #include <linux/pci.h> #ifdef CONFIG_IGB_HWMON +struct i2c_board_info i350_sensor_info = { + I2C_BOARD_INFO("i350bb", (0Xf8 >> 1)), +}; + /* hwmon callback functions */ static ssize_t igb_hwmon_show_location(struct device *dev, struct device_attribute *attr, @@ -188,6 +192,7 @@ int igb_sysfs_init(struct igb_adapter *adapter) unsigned int i; int n_attrs; int rc = 0; + struct i2c_client *client = NULL; /* If this method isn't defined we don't support thermals */ if (adapter->hw.mac.ops.init_thermal_sensor_thresh == NULL) @@ -198,6 +203,15 @@ int igb_sysfs_init(struct igb_adapter *adapter) if (rc) goto exit; + /* init i2c_client */ + client = i2c_new_device(&adapter->i2c_adap, &i350_sensor_info); + if (client == NULL) { + dev_info(&adapter->pdev->dev, + "Failed to create new i2c device..\n"); + goto exit; + } + adapter->i2c_client = client; + /* Allocation space for max attributes * max num sensors * values (loc, temp, max, caution) */ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index ed79a1c53b5..4dbd62968c7 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1923,10 +1923,6 @@ void igb_set_fw_version(struct igb_adapter *adapter) return; } -static const struct i2c_board_info i350_sensor_info = { - I2C_BOARD_INFO("i350bb", 0Xf8), -}; - /* igb_init_i2c - Init I2C interface * @adapter: pointer to adapter structure * @@ -6227,13 +6223,6 @@ static struct sk_buff *igb_build_rx_buffer(struct igb_ring *rx_ring, /* If we spanned a buffer we have a huge mess so test for it */ BUG_ON(unlikely(!igb_test_staterr(rx_desc, E1000_RXD_STAT_EOP))); - /* Guarantee this function can be used by verifying buffer sizes */ - BUILD_BUG_ON(SKB_WITH_OVERHEAD(IGB_RX_BUFSZ) < (NET_SKB_PAD + - NET_IP_ALIGN + - IGB_TS_HDR_LEN + - ETH_FRAME_LEN + - ETH_FCS_LEN)); - rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; page = rx_buffer->page; prefetchw(page); @@ -7724,67 +7713,6 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) } } -static DEFINE_SPINLOCK(i2c_clients_lock); - -/* igb_get_i2c_client - returns matching client - * in adapters's client list. - * @adapter: adapter struct - * @dev_addr: device address of i2c needed. - */ -static struct i2c_client * -igb_get_i2c_client(struct igb_adapter *adapter, u8 dev_addr) -{ - ulong flags; - struct igb_i2c_client_list *client_list; - struct i2c_client *client = NULL; - struct i2c_board_info client_info = { - I2C_BOARD_INFO("igb", 0x00), - }; - - spin_lock_irqsave(&i2c_clients_lock, flags); - client_list = adapter->i2c_clients; - - /* See if we already have an i2c_client */ - while (client_list) { - if (client_list->client->addr == (dev_addr >> 1)) { - client = client_list->client; - goto exit; - } else { - client_list = client_list->next; - } - } - - /* no client_list found, create a new one */ - client_list = kzalloc(sizeof(*client_list), GFP_ATOMIC); - if (client_list == NULL) - goto exit; - - /* dev_addr passed to us is left-shifted by 1 bit - * i2c_new_device call expects it to be flush to the right. - */ - client_info.addr = dev_addr >> 1; - client_info.platform_data = adapter; - client_list->client = i2c_new_device(&adapter->i2c_adap, &client_info); - if (client_list->client == NULL) { - dev_info(&adapter->pdev->dev, - "Failed to create new i2c device..\n"); - goto err_no_client; - } - - /* insert new client at head of list */ - client_list->next = adapter->i2c_clients; - adapter->i2c_clients = client_list; - - client = client_list->client; - goto exit; - -err_no_client: - kfree(client_list); -exit: - spin_unlock_irqrestore(&i2c_clients_lock, flags); - return client; -} - /* igb_read_i2c_byte - Reads 8 bit word over I2C * @hw: pointer to hardware structure * @byte_offset: byte offset to read @@ -7798,7 +7726,7 @@ s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data) { struct igb_adapter *adapter = container_of(hw, struct igb_adapter, hw); - struct i2c_client *this_client = igb_get_i2c_client(adapter, dev_addr); + struct i2c_client *this_client = adapter->i2c_client; s32 status; u16 swfw_mask = 0; @@ -7835,7 +7763,7 @@ s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 data) { struct igb_adapter *adapter = container_of(hw, struct igb_adapter, hw); - struct i2c_client *this_client = igb_get_i2c_client(adapter, dev_addr); + struct i2c_client *this_client = adapter->i2c_client; s32 status; u16 swfw_mask = E1000_SWFW_PHY0_SM; diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 29140502b71..6562c736a1d 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -1081,6 +1081,45 @@ static void txq_set_fixed_prio_mode(struct tx_queue *txq) /* mii management interface *************************************************/ +static void mv643xx_adjust_pscr(struct mv643xx_eth_private *mp) +{ + u32 pscr = rdlp(mp, PORT_SERIAL_CONTROL); + u32 autoneg_disable = FORCE_LINK_PASS | + DISABLE_AUTO_NEG_SPEED_GMII | + DISABLE_AUTO_NEG_FOR_FLOW_CTRL | + DISABLE_AUTO_NEG_FOR_DUPLEX; + + if (mp->phy->autoneg == AUTONEG_ENABLE) { + /* enable auto negotiation */ + pscr &= ~autoneg_disable; + goto out_write; + } + + pscr |= autoneg_disable; + + if (mp->phy->speed == SPEED_1000) { + /* force gigabit, half duplex not supported */ + pscr |= SET_GMII_SPEED_TO_1000; + pscr |= SET_FULL_DUPLEX_MODE; + goto out_write; + } + + pscr &= ~SET_GMII_SPEED_TO_1000; + + if (mp->phy->speed == SPEED_100) + pscr |= SET_MII_SPEED_TO_100; + else + pscr &= ~SET_MII_SPEED_TO_100; + + if (mp->phy->duplex == DUPLEX_FULL) + pscr |= SET_FULL_DUPLEX_MODE; + else + pscr &= ~SET_FULL_DUPLEX_MODE; + +out_write: + wrlp(mp, PORT_SERIAL_CONTROL, pscr); +} + static irqreturn_t mv643xx_eth_err_irq(int irq, void *dev_id) { struct mv643xx_eth_shared_private *msp = dev_id; @@ -1499,6 +1538,7 @@ static int mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); + int ret; if (mp->phy == NULL) return -EINVAL; @@ -1508,7 +1548,10 @@ mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) */ cmd->advertising &= ~ADVERTISED_1000baseT_Half; - return phy_ethtool_sset(mp->phy, cmd); + ret = phy_ethtool_sset(mp->phy, cmd); + if (!ret) + mv643xx_adjust_pscr(mp); + return ret; } static void mv643xx_eth_get_drvinfo(struct net_device *dev, @@ -2442,11 +2485,15 @@ static int mv643xx_eth_stop(struct net_device *dev) static int mv643xx_eth_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); + int ret; - if (mp->phy != NULL) - return phy_mii_ioctl(mp->phy, ifr, cmd); + if (mp->phy == NULL) + return -ENOTSUPP; - return -EOPNOTSUPP; + ret = phy_mii_ioctl(mp->phy, ifr, cmd); + if (!ret) + mv643xx_adjust_pscr(mp); + return ret; } static int mv643xx_eth_change_mtu(struct net_device *dev, int new_mtu) diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c index 7e64033d7de..0706623cfb9 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/cq.c @@ -226,7 +226,7 @@ void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn) static void mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index bb4d8d99f36..995d4b6d5c1 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -565,34 +565,38 @@ static void mlx4_en_put_qp(struct mlx4_en_priv *priv) struct mlx4_en_dev *mdev = priv->mdev; struct mlx4_dev *dev = mdev->dev; int qpn = priv->base_qpn; - u64 mac = mlx4_en_mac_to_u64(priv->dev->dev_addr); - - en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", - priv->dev->dev_addr); - mlx4_unregister_mac(dev, priv->port, mac); + u64 mac; - if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) { + if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) { + mac = mlx4_en_mac_to_u64(priv->dev->dev_addr); + en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", + priv->dev->dev_addr); + mlx4_unregister_mac(dev, priv->port, mac); + } else { struct mlx4_mac_entry *entry; struct hlist_node *tmp; struct hlist_head *bucket; - unsigned int mac_hash; + unsigned int i; - mac_hash = priv->dev->dev_addr[MLX4_EN_MAC_HASH_IDX]; - bucket = &priv->mac_hash[mac_hash]; - hlist_for_each_entry_safe(entry, tmp, bucket, hlist) { - if (ether_addr_equal_64bits(entry->mac, - priv->dev->dev_addr)) { - en_dbg(DRV, priv, "Releasing qp: port %d, MAC %pM, qpn %d\n", - priv->port, priv->dev->dev_addr, qpn); + for (i = 0; i < MLX4_EN_MAC_HASH_SIZE; ++i) { + bucket = &priv->mac_hash[i]; + hlist_for_each_entry_safe(entry, tmp, bucket, hlist) { + mac = mlx4_en_mac_to_u64(entry->mac); + en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", + entry->mac); mlx4_en_uc_steer_release(priv, entry->mac, qpn, entry->reg_id); - mlx4_qp_release_range(dev, qpn, 1); + mlx4_unregister_mac(dev, priv->port, mac); hlist_del_rcu(&entry->hlist); kfree_rcu(entry, rcu); - break; } } + + en_dbg(DRV, priv, "Releasing qp: port %d, qpn %d\n", + priv->port, qpn); + mlx4_qp_release_range(dev, qpn, 1); + priv->flags &= ~MLX4_EN_FLAG_FORCE_PROMISC; } } @@ -650,28 +654,10 @@ u64 mlx4_en_mac_to_u64(u8 *addr) return mac; } -static int mlx4_en_set_mac(struct net_device *dev, void *addr) -{ - struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_dev *mdev = priv->mdev; - struct sockaddr *saddr = addr; - - if (!is_valid_ether_addr(saddr->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); - queue_work(mdev->workqueue, &priv->mac_task); - return 0; -} - -static void mlx4_en_do_set_mac(struct work_struct *work) +static int mlx4_en_do_set_mac(struct mlx4_en_priv *priv) { - struct mlx4_en_priv *priv = container_of(work, struct mlx4_en_priv, - mac_task); - struct mlx4_en_dev *mdev = priv->mdev; int err = 0; - mutex_lock(&mdev->state_lock); if (priv->port_up) { /* Remove old MAC and insert the new one */ err = mlx4_en_replace_mac(priv, priv->base_qpn, @@ -683,7 +669,26 @@ static void mlx4_en_do_set_mac(struct work_struct *work) } else en_dbg(HW, priv, "Port is down while registering mac, exiting...\n"); + return err; +} + +static int mlx4_en_set_mac(struct net_device *dev, void *addr) +{ + struct mlx4_en_priv *priv = netdev_priv(dev); + struct mlx4_en_dev *mdev = priv->mdev; + struct sockaddr *saddr = addr; + int err; + + if (!is_valid_ether_addr(saddr->sa_data)) + return -EADDRNOTAVAIL; + + memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); + + mutex_lock(&mdev->state_lock); + err = mlx4_en_do_set_mac(priv); mutex_unlock(&mdev->state_lock); + + return err; } static void mlx4_en_clear_list(struct net_device *dev) @@ -1348,7 +1353,7 @@ static void mlx4_en_do_get_stats(struct work_struct *work) queue_delayed_work(mdev->workqueue, &priv->stats_task, STATS_DELAY); } if (mdev->mac_removed[MLX4_MAX_PORTS + 1 - priv->port]) { - queue_work(mdev->workqueue, &priv->mac_task); + mlx4_en_do_set_mac(priv); mdev->mac_removed[MLX4_MAX_PORTS + 1 - priv->port] = 0; } mutex_unlock(&mdev->state_lock); @@ -1828,9 +1833,11 @@ int mlx4_en_alloc_resources(struct mlx4_en_priv *priv) } #ifdef CONFIG_RFS_ACCEL - priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool); - if (!priv->dev->rx_cpu_rmap) - goto err; + if (priv->mdev->dev->caps.comp_pool) { + priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool); + if (!priv->dev->rx_cpu_rmap) + goto err; + } #endif return 0; @@ -2078,7 +2085,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, priv->msg_enable = MLX4_EN_MSG_LEVEL; spin_lock_init(&priv->stats_lock); INIT_WORK(&priv->rx_mode_task, mlx4_en_do_set_rx_mode); - INIT_WORK(&priv->mac_task, mlx4_en_do_set_mac); INIT_WORK(&priv->watchdog_task, mlx4_en_restart); INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate); INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 50917eb3013..f6245579962 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -787,6 +787,14 @@ int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, bmme_flags &= ~MLX4_BMME_FLAG_TYPE_2_WIN; MLX4_PUT(outbox->buf, bmme_flags, QUERY_DEV_CAP_BMME_FLAGS_OFFSET); + /* turn off device-managed steering capability if not enabled */ + if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) { + MLX4_GET(field, outbox->buf, + QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); + field &= 0x7f; + MLX4_PUT(outbox->buf, field, + QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); + } return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index d180bc46826..16abde20e1f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1555,7 +1555,7 @@ void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx) void mlx4_counter_free(struct mlx4_dev *dev, u32 idx) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, idx); diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index cf883345af8..d738454116a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -1235,7 +1235,7 @@ int mlx4_get_qp_per_mgm(struct mlx4_dev *dev); static inline void set_param_l(u64 *arg, u32 val) { - *((u32 *)arg) = val; + *arg = (*arg & 0xffffffff00000000ULL) | (u64) val; } static inline void set_param_h(u64 *arg, u32 val) diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index c313d7e943a..f710b7ce0dc 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -509,7 +509,6 @@ struct mlx4_en_priv { struct mlx4_en_cq rx_cq[MAX_RX_RINGS]; struct mlx4_qp drop_qp; struct work_struct rx_mode_task; - struct work_struct mac_task; struct work_struct watchdog_task; struct work_struct linkstate_task; struct delayed_work stats_task; diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c index 602ca9bf78e..f91719a08cb 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -183,7 +183,7 @@ u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order) static u32 mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order) { - u64 in_param; + u64 in_param = 0; u64 out_param; int err; @@ -240,7 +240,7 @@ void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) static void mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -351,7 +351,7 @@ void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index) static void mlx4_mpt_release(struct mlx4_dev *dev, u32 index) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, index); @@ -374,7 +374,7 @@ int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index) static int mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index) { - u64 param; + u64 param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(¶m, index); @@ -395,7 +395,7 @@ void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index) static void mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, index); diff --git a/drivers/net/ethernet/mellanox/mlx4/pd.c b/drivers/net/ethernet/mellanox/mlx4/pd.c index 1ac88637ad9..00f223acada 100644 --- a/drivers/net/ethernet/mellanox/mlx4/pd.c +++ b/drivers/net/ethernet/mellanox/mlx4/pd.c @@ -101,7 +101,7 @@ void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn) void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index 719ead15e49..10c57c86388 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -175,7 +175,7 @@ EXPORT_SYMBOL_GPL(__mlx4_register_mac); int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac) { - u64 out_param; + u64 out_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -222,7 +222,7 @@ EXPORT_SYMBOL_GPL(__mlx4_unregister_mac); void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac) { - u64 out_param; + u64 out_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&out_param, port); @@ -361,7 +361,7 @@ out: int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index) { - u64 out_param; + u64 out_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -406,7 +406,7 @@ out: void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 81e2abe07bb..e891b058c1b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -222,7 +222,7 @@ int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base) { - u64 in_param; + u64 in_param = 0; u64 out_param; int err; @@ -255,7 +255,7 @@ void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -319,7 +319,7 @@ err_out: static int mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn) { - u64 param; + u64 param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(¶m, qpn); @@ -344,7 +344,7 @@ void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) static void mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, qpn); diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 083fb48dc3d..2995687f1ae 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -2990,6 +2990,9 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, u8 steer_type_mask = 2; enum mlx4_steer_type type = (gid[7] & steer_type_mask) >> 1; + if (dev->caps.steering_mode != MLX4_STEERING_MODE_B0) + return -EINVAL; + qpn = vhcr->in_modifier & 0xffffff; err = get_res(dev, slave, qpn, RES_QP, &rqp); if (err) diff --git a/drivers/net/ethernet/mellanox/mlx4/srq.c b/drivers/net/ethernet/mellanox/mlx4/srq.c index feda6c00829..e329fe1f11b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/srq.c +++ b/drivers/net/ethernet/mellanox/mlx4/srq.c @@ -149,7 +149,7 @@ void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) static void mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, srqn); diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h index 50247dfe8f5..d2f790df6dc 100644 --- a/drivers/net/ethernet/sfc/efx.h +++ b/drivers/net/ethernet/sfc/efx.h @@ -171,9 +171,9 @@ static inline void efx_device_detach_sync(struct efx_nic *efx) * TX scheduler is stopped when we're done and before * netif_device_present() becomes false. */ - netif_tx_lock(dev); + netif_tx_lock_bh(dev); netif_device_detach(dev); - netif_tx_unlock(dev); + netif_tx_unlock_bh(dev); } #endif /* EFX_EFX_H */ diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 879ff5849bb..bb579a6128c 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -215,7 +215,7 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) rx_buf = efx_rx_buffer(rx_queue, index); rx_buf->dma_addr = dma_addr + EFX_PAGE_IP_ALIGN; rx_buf->u.page = page; - rx_buf->page_offset = page_offset; + rx_buf->page_offset = page_offset + EFX_PAGE_IP_ALIGN; rx_buf->len = efx->rx_buffer_len - EFX_PAGE_IP_ALIGN; rx_buf->flags = EFX_RX_BUF_PAGE; ++rx_queue->added_count; diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index e5b19b05690..3c4d6274bb9 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -202,6 +202,9 @@ static int rr_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; out: + if (rrpriv->evt_ring) + pci_free_consistent(pdev, EVT_RING_SIZE, rrpriv->evt_ring, + rrpriv->evt_ring_dma); if (rrpriv->rx_ring) pci_free_consistent(pdev, RX_TOTAL_SIZE, rrpriv->rx_ring, rrpriv->rx_ring_dma); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 417b2af1aa8..73abbc1655d 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -660,6 +660,7 @@ void macvlan_common_setup(struct net_device *dev) ether_setup(dev); dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING); + dev->priv_flags |= IFF_UNICAST_FLT; dev->netdev_ops = &macvlan_netdev_ops; dev->destructor = free_netdev; dev->header_ops = &macvlan_hard_header_ops, diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 05c5efe8459..bf341929787 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1138,6 +1138,8 @@ static int team_port_del(struct team *team, struct net_device *port_dev) netdev_upper_dev_unlink(port_dev, dev); team_port_disable_netpoll(port); vlan_vids_del_by_dev(port_dev, dev); + dev_uc_unsync(port_dev, dev); + dev_mc_unsync(port_dev, dev); dev_close(port_dev); team_port_leave(team, port); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 2c6a22e278e..b7c457adc0d 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -747,6 +747,8 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) goto drop; skb_orphan(skb); + nf_reset(skb); + /* Enqueue packet */ skb_queue_tail(&tfile->socket.sk->sk_receive_queue, skb); diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 4aad350e4da..eae7a03d4f9 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -2958,6 +2958,7 @@ vmxnet3_probe_device(struct pci_dev *pdev, adapter->num_rx_queues = num_rx_queues; adapter->num_tx_queues = num_tx_queues; + adapter->rx_buf_per_pkt = 1; size = sizeof(struct Vmxnet3_TxQueueDesc) * adapter->num_tx_queues; size += sizeof(struct Vmxnet3_RxQueueDesc) * adapter->num_rx_queues; diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index a0feb17a023..63a124340cb 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -472,6 +472,12 @@ vmxnet3_set_ringparam(struct net_device *netdev, VMXNET3_RX_RING_MAX_SIZE) return -EINVAL; + /* if adapter not yet initialized, do nothing */ + if (adapter->rx_buf_per_pkt == 0) { + netdev_err(netdev, "adapter not completely initialized, " + "ring size cannot be changed yet\n"); + return -EOPNOTSUPP; + } /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */ new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) & diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index 3198384689d..35418146fa1 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -70,10 +70,10 @@ /* * Version numbers */ -#define VMXNET3_DRIVER_VERSION_STRING "1.1.29.0-k" +#define VMXNET3_DRIVER_VERSION_STRING "1.1.30.0-k" /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ -#define VMXNET3_DRIVER_VERSION_NUM 0x01011D00 +#define VMXNET3_DRIVER_VERSION_NUM 0x01011E00 #if defined(CONFIG_PCI_MSI) /* RSS only makes sense if MSI-X is supported. */ diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index f10e58ac9c1..7cee7a3068e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -961,6 +961,8 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) iph->ttl = ttl ? : ip4_dst_hoplimit(&rt->dst); tunnel_ip_select_ident(skb, old_iph, &rt->dst); + nf_reset(skb); + vxlan_set_owner(dev, skb); /* See iptunnel_xmit() */ @@ -1504,6 +1506,14 @@ static __net_init int vxlan_init_net(struct net *net) static __net_exit void vxlan_exit_net(struct net *net) { struct vxlan_net *vn = net_generic(net, vxlan_net_id); + struct vxlan_dev *vxlan; + unsigned h; + + rtnl_lock(); + for (h = 0; h < VNI_HASH_SIZE; ++h) + hlist_for_each_entry(vxlan, &vn->vni_list[h], hlist) + dev_close(vxlan->dev); + rtnl_unlock(); if (vn->sock) { sk_release_kernel(vn->sock->sk); diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c index 94ef33838bc..b775769f832 100644 --- a/drivers/net/wireless/iwlwifi/dvm/sta.c +++ b/drivers/net/wireless/iwlwifi/dvm/sta.c @@ -151,7 +151,7 @@ int iwl_send_add_sta(struct iwl_priv *priv, sta_id, sta->sta.addr, flags & CMD_ASYNC ? "a" : ""); if (!(flags & CMD_ASYNC)) { - cmd.flags |= CMD_WANT_SKB | CMD_WANT_HCMD; + cmd.flags |= CMD_WANT_SKB; might_sleep(); } diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 10f01793d7a..81aa91fab5a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -363,7 +363,7 @@ TRACE_EVENT(iwlwifi_dev_hcmd, __entry->flags = cmd->flags; memcpy(__get_dynamic_array(hcmd), hdr, sizeof(*hdr)); - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { if (!cmd->len[i]) continue; memcpy((u8 *)__get_dynamic_array(hcmd) + offset, diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 6f228bb2b84..fbfd2d13711 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -1102,7 +1102,6 @@ void iwl_drv_stop(struct iwl_drv *drv) /* shared module parameters */ struct iwl_mod_params iwlwifi_mod_params = { - .amsdu_size_8K = 1, .restart_fw = 1, .plcp_check = true, .bt_coex_active = true, @@ -1207,7 +1206,7 @@ MODULE_PARM_DESC(11n_disable, "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, int, S_IRUGO); -MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); +MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size (default 0)"); module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO); MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); diff --git a/drivers/net/wireless/iwlwifi/iwl-modparams.h b/drivers/net/wireless/iwlwifi/iwl-modparams.h index e5e3a79eae2..2c2a729092f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-modparams.h +++ b/drivers/net/wireless/iwlwifi/iwl-modparams.h @@ -91,7 +91,7 @@ enum iwl_power_level { * @sw_crypto: using hardware encryption, default = 0 * @disable_11n: disable 11n capabilities, default = 0, * use IWL_DISABLE_HT_* constants - * @amsdu_size_8K: enable 8K amsdu size, default = 1 + * @amsdu_size_8K: enable 8K amsdu size, default = 0 * @restart_fw: restart firmware, default = 1 * @plcp_check: enable plcp health check, default = true * @wd_disable: enable stuck queue check, default = 0 diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 8c7bec6b9a0..0cac2b7af78 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -186,19 +186,13 @@ struct iwl_rx_packet { * @CMD_ASYNC: Return right away and don't want for the response * @CMD_WANT_SKB: valid only with CMD_SYNC. The caller needs the buffer of the * response. The caller needs to call iwl_free_resp when done. - * @CMD_WANT_HCMD: The caller needs to get the HCMD that was sent in the - * response handler. Chunks flagged by %IWL_HCMD_DFL_NOCOPY won't be - * copied. The pointer passed to the response handler is in the transport - * ownership and don't need to be freed by the op_mode. This also means - * that the pointer is invalidated after the op_mode's handler returns. * @CMD_ON_DEMAND: This command is sent by the test mode pipe. */ enum CMD_MODE { CMD_SYNC = 0, CMD_ASYNC = BIT(0), CMD_WANT_SKB = BIT(1), - CMD_WANT_HCMD = BIT(2), - CMD_ON_DEMAND = BIT(3), + CMD_ON_DEMAND = BIT(2), }; #define DEF_CMD_PAYLOAD_SIZE 320 @@ -217,7 +211,11 @@ struct iwl_device_cmd { #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_device_cmd)) -#define IWL_MAX_CMD_TFDS 2 +/* + * number of transfer buffers (fragments) per transmit frame descriptor; + * this is just the driver's idea, the hardware supports 20 + */ +#define IWL_MAX_CMD_TBS_PER_TFD 2 /** * struct iwl_hcmd_dataflag - flag for each one of the chunks of the command @@ -254,15 +252,15 @@ enum iwl_hcmd_dataflag { * @id: id of the host command */ struct iwl_host_cmd { - const void *data[IWL_MAX_CMD_TFDS]; + const void *data[IWL_MAX_CMD_TBS_PER_TFD]; struct iwl_rx_packet *resp_pkt; unsigned long _rx_page_addr; u32 _rx_page_order; int handler_status; u32 flags; - u16 len[IWL_MAX_CMD_TFDS]; - u8 dataflags[IWL_MAX_CMD_TFDS]; + u16 len[IWL_MAX_CMD_TBS_PER_TFD]; + u8 dataflags[IWL_MAX_CMD_TBS_PER_TFD]; u8 id; }; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 23eebda848b..2adb61f103f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -762,18 +762,20 @@ struct iwl_phy_context_cmd { #define IWL_RX_INFO_PHY_CNT 8 #define IWL_RX_INFO_AGC_IDX 1 #define IWL_RX_INFO_RSSI_AB_IDX 2 -#define IWL_RX_INFO_RSSI_C_IDX 3 -#define IWL_OFDM_AGC_DB_MSK 0xfe00 -#define IWL_OFDM_AGC_DB_POS 9 +#define IWL_OFDM_AGC_A_MSK 0x0000007f +#define IWL_OFDM_AGC_A_POS 0 +#define IWL_OFDM_AGC_B_MSK 0x00003f80 +#define IWL_OFDM_AGC_B_POS 7 +#define IWL_OFDM_AGC_CODE_MSK 0x3fe00000 +#define IWL_OFDM_AGC_CODE_POS 20 #define IWL_OFDM_RSSI_INBAND_A_MSK 0x00ff -#define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00 #define IWL_OFDM_RSSI_A_POS 0 +#define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00 +#define IWL_OFDM_RSSI_ALLBAND_A_POS 8 #define IWL_OFDM_RSSI_INBAND_B_MSK 0xff0000 -#define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000 #define IWL_OFDM_RSSI_B_POS 16 -#define IWL_OFDM_RSSI_INBAND_C_MSK 0x00ff -#define IWL_OFDM_RSSI_ALLBAND_C_MSK 0xff00 -#define IWL_OFDM_RSSI_C_POS 0 +#define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000 +#define IWL_OFDM_RSSI_ALLBAND_B_POS 24 /** * struct iwl_rx_phy_info - phy info diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index d3d959db03a..500f818dba0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -79,17 +79,8 @@ #define UCODE_VALID_OK cpu_to_le32(0x1) /* Default calibration values for WkP - set to INIT image w/o running */ -static const u8 wkp_calib_values_bb_filter[] = { 0xbf, 0x00, 0x5f, 0x00, 0x2f, - 0x00, 0x18, 0x00 }; -static const u8 wkp_calib_values_rx_dc[] = { 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f }; -static const u8 wkp_calib_values_tx_lo[] = { 0x00, 0x00, 0x00, 0x00 }; -static const u8 wkp_calib_values_tx_iq[] = { 0xff, 0x00, 0xff, 0x00, 0x00, - 0x00 }; -static const u8 wkp_calib_values_rx_iq[] = { 0xff, 0x00, 0x00, 0x00 }; static const u8 wkp_calib_values_rx_iq_skew[] = { 0x00, 0x00, 0x01, 0x00 }; static const u8 wkp_calib_values_tx_iq_skew[] = { 0x01, 0x00, 0x00, 0x00 }; -static const u8 wkp_calib_values_xtal[] = { 0xd2, 0xd2 }; struct iwl_calib_default_data { u16 size; @@ -99,12 +90,7 @@ struct iwl_calib_default_data { #define CALIB_SIZE_N_DATA(_buf) {.size = sizeof(_buf), .data = &_buf} static const struct iwl_calib_default_data wkp_calib_default_data[12] = { - [5] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_dc), - [6] = CALIB_SIZE_N_DATA(wkp_calib_values_bb_filter), - [7] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_lo), - [8] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_iq), [9] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_iq_skew), - [10] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_iq), [11] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_iq_skew), }; @@ -241,20 +227,6 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, return 0; } -#define IWL_HW_REV_ID_RAINBOW 0x2 -#define IWL_PROJ_TYPE_LHP 0x5 - -static u32 iwl_mvm_build_phy_cfg(struct iwl_mvm *mvm) -{ - struct iwl_nvm_data *data = mvm->nvm_data; - /* Temp calls to static definitions, will be changed to CSR calls */ - u8 hw_rev_id = IWL_HW_REV_ID_RAINBOW; - u8 project_type = IWL_PROJ_TYPE_LHP; - - return data->radio_cfg_dash | (data->radio_cfg_step << 2) | - (hw_rev_id << 4) | ((project_type & 0x7f) << 6) | - (data->valid_tx_ant << 16) | (data->valid_rx_ant << 20); -} static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) { @@ -262,7 +234,7 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) enum iwl_ucode_type ucode_type = mvm->cur_ucode; /* Set parameters */ - phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_build_phy_cfg(mvm)); + phy_cfg_cmd.phy_cfg = cpu_to_le32(mvm->fw->phy_config); phy_cfg_cmd.calib_control.event_trigger = mvm->fw->default_calib[ucode_type].event_trigger; phy_cfg_cmd.calib_control.flow_trigger = @@ -275,103 +247,6 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) sizeof(phy_cfg_cmd), &phy_cfg_cmd); } -/* Starting with the new PHY DB implementation - New calibs are enabled */ -/* Value - 0x405e7 */ -#define IWL_CALIB_DEFAULT_FLOW_INIT (IWL_CALIB_CFG_XTAL_IDX |\ - IWL_CALIB_CFG_TEMPERATURE_IDX |\ - IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ - IWL_CALIB_CFG_DC_IDX |\ - IWL_CALIB_CFG_BB_FILTER_IDX |\ - IWL_CALIB_CFG_LO_LEAKAGE_IDX |\ - IWL_CALIB_CFG_TX_IQ_IDX |\ - IWL_CALIB_CFG_RX_IQ_IDX |\ - IWL_CALIB_CFG_AGC_IDX) - -#define IWL_CALIB_DEFAULT_EVENT_INIT 0x0 - -/* Value 0x41567 */ -#define IWL_CALIB_DEFAULT_FLOW_RUN (IWL_CALIB_CFG_XTAL_IDX |\ - IWL_CALIB_CFG_TEMPERATURE_IDX |\ - IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ - IWL_CALIB_CFG_BB_FILTER_IDX |\ - IWL_CALIB_CFG_DC_IDX |\ - IWL_CALIB_CFG_TX_IQ_IDX |\ - IWL_CALIB_CFG_RX_IQ_IDX |\ - IWL_CALIB_CFG_SENSITIVITY_IDX |\ - IWL_CALIB_CFG_AGC_IDX) - -#define IWL_CALIB_DEFAULT_EVENT_RUN (IWL_CALIB_CFG_XTAL_IDX |\ - IWL_CALIB_CFG_TEMPERATURE_IDX |\ - IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ - IWL_CALIB_CFG_TX_PWR_IDX |\ - IWL_CALIB_CFG_DC_IDX |\ - IWL_CALIB_CFG_TX_IQ_IDX |\ - IWL_CALIB_CFG_SENSITIVITY_IDX) - -/* - * Sets the calibrations trigger values that will be sent to the FW for runtime - * and init calibrations. - * The ones given in the FW TLV are not correct. - */ -static void iwl_set_default_calib_trigger(struct iwl_mvm *mvm) -{ - struct iwl_tlv_calib_ctrl default_calib; - - /* - * WkP FW TLV calib bits are wrong, overwrite them. - * This defines the dynamic calibrations which are implemented in the - * uCode both for init(flow) calculation and event driven calibs. - */ - - /* Init Image */ - default_calib.event_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_EVENT_INIT); - default_calib.flow_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_FLOW_INIT); - - if (default_calib.event_trigger != - mvm->fw->default_calib[IWL_UCODE_INIT].event_trigger) - IWL_ERR(mvm, - "Updating the event calib for INIT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_INIT].event_trigger, - default_calib.event_trigger); - if (default_calib.flow_trigger != - mvm->fw->default_calib[IWL_UCODE_INIT].flow_trigger) - IWL_ERR(mvm, - "Updating the flow calib for INIT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_INIT].flow_trigger, - default_calib.flow_trigger); - - memcpy((void *)&mvm->fw->default_calib[IWL_UCODE_INIT], - &default_calib, sizeof(struct iwl_tlv_calib_ctrl)); - IWL_ERR(mvm, - "Setting uCode init calibrations event 0x%x, trigger 0x%x\n", - default_calib.event_trigger, - default_calib.flow_trigger); - - /* Run time image */ - default_calib.event_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_EVENT_RUN); - default_calib.flow_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_FLOW_RUN); - - if (default_calib.event_trigger != - mvm->fw->default_calib[IWL_UCODE_REGULAR].event_trigger) - IWL_ERR(mvm, - "Updating the event calib for RT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_REGULAR].event_trigger, - default_calib.event_trigger); - if (default_calib.flow_trigger != - mvm->fw->default_calib[IWL_UCODE_REGULAR].flow_trigger) - IWL_ERR(mvm, - "Updating the flow calib for RT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_REGULAR].flow_trigger, - default_calib.flow_trigger); - - memcpy((void *)&mvm->fw->default_calib[IWL_UCODE_REGULAR], - &default_calib, sizeof(struct iwl_tlv_calib_ctrl)); - IWL_ERR(mvm, - "Setting uCode runtime calibs event 0x%x, trigger 0x%x\n", - default_calib.event_trigger, - default_calib.flow_trigger); -} - static int iwl_set_default_calibrations(struct iwl_mvm *mvm) { u8 cmd_raw[16]; /* holds the variable size commands */ @@ -446,8 +321,10 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans); WARN_ON(ret); - /* Override the calibrations from TLV and the const of fw */ - iwl_set_default_calib_trigger(mvm); + /* Send TX valid antennas before triggering calibrations */ + ret = iwl_send_tx_ant_cfg(mvm, mvm->nvm_data->valid_tx_ant); + if (ret) + goto error; /* WkP doesn't have all calibrations, need to set default values */ if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) { diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index 537711b1047..bdae700c769 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -80,7 +80,8 @@ #define IWL_INVALID_MAC80211_QUEUE 0xff #define IWL_MVM_MAX_ADDRESSES 2 -#define IWL_RSSI_OFFSET 44 +/* RSSI offset for WkP */ +#define IWL_RSSI_OFFSET 50 enum iwl_mvm_tx_fifo { IWL_MVM_TX_FIFO_BK = 0, diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index aa59adf87db..d0f9c1e0475 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -624,12 +624,8 @@ static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) ieee80211_free_txskb(mvm->hw, skb); } -static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) +static void iwl_mvm_nic_restart(struct iwl_mvm *mvm) { - struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); - - iwl_mvm_dump_nic_error_log(mvm); - iwl_abort_notification_waits(&mvm->notif_wait); /* @@ -663,9 +659,21 @@ static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) } } +static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) +{ + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + + iwl_mvm_dump_nic_error_log(mvm); + + iwl_mvm_nic_restart(mvm); +} + static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode) { + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + WARN_ON(1); + iwl_mvm_nic_restart(mvm); } static const struct iwl_op_mode_ops iwl_mvm_ops = { diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 3f40ab05bbd..b0b190d0ec2 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -131,33 +131,42 @@ static void iwl_mvm_pass_packet_to_mac80211(struct iwl_mvm *mvm, static int iwl_mvm_calc_rssi(struct iwl_mvm *mvm, struct iwl_rx_phy_info *phy_info) { - u32 rssi_a, rssi_b, rssi_c, max_rssi, agc_db; + int rssi_a, rssi_b, rssi_a_dbm, rssi_b_dbm, max_rssi_dbm; + int rssi_all_band_a, rssi_all_band_b; + u32 agc_a, agc_b, max_agc; u32 val; - /* Find max rssi among 3 possible receivers. + /* Find max rssi among 2 possible receivers. * These values are measured by the Digital Signal Processor (DSP). * They should stay fairly constant even as the signal strength varies, * if the radio's Automatic Gain Control (AGC) is working right. * AGC value (see below) will provide the "interesting" info. */ + val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); + agc_a = (val & IWL_OFDM_AGC_A_MSK) >> IWL_OFDM_AGC_A_POS; + agc_b = (val & IWL_OFDM_AGC_B_MSK) >> IWL_OFDM_AGC_B_POS; + max_agc = max_t(u32, agc_a, agc_b); + val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_AB_IDX]); rssi_a = (val & IWL_OFDM_RSSI_INBAND_A_MSK) >> IWL_OFDM_RSSI_A_POS; rssi_b = (val & IWL_OFDM_RSSI_INBAND_B_MSK) >> IWL_OFDM_RSSI_B_POS; - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_C_IDX]); - rssi_c = (val & IWL_OFDM_RSSI_INBAND_C_MSK) >> IWL_OFDM_RSSI_C_POS; - - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); - agc_db = (val & IWL_OFDM_AGC_DB_MSK) >> IWL_OFDM_AGC_DB_POS; + rssi_all_band_a = (val & IWL_OFDM_RSSI_ALLBAND_A_MSK) >> + IWL_OFDM_RSSI_ALLBAND_A_POS; + rssi_all_band_b = (val & IWL_OFDM_RSSI_ALLBAND_B_MSK) >> + IWL_OFDM_RSSI_ALLBAND_B_POS; - max_rssi = max_t(u32, rssi_a, rssi_b); - max_rssi = max_t(u32, max_rssi, rssi_c); + /* + * dBm = rssi dB - agc dB - constant. + * Higher AGC (higher radio gain) means lower signal. + */ + rssi_a_dbm = rssi_a - IWL_RSSI_OFFSET - agc_a; + rssi_b_dbm = rssi_b - IWL_RSSI_OFFSET - agc_b; + max_rssi_dbm = max_t(int, rssi_a_dbm, rssi_b_dbm); - IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d C %d Max %d AGC dB %d\n", - rssi_a, rssi_b, rssi_c, max_rssi, agc_db); + IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d Max %d AGCA %d AGCB %d\n", + rssi_a_dbm, rssi_b_dbm, max_rssi_dbm, agc_a, agc_b); - /* dBm = max_rssi dB - agc dB - constant. - * Higher AGC (higher radio gain) means lower signal. */ - return max_rssi - agc_db - IWL_RSSI_OFFSET; + return max_rssi_dbm; } /* diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index 861a7f9f8e7..274f44e2ef6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -770,6 +770,16 @@ int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u16 txq_id; int err; + + /* + * If mac80211 is cleaning its state, then say that we finished since + * our state has been cleared anyway. + */ + if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + return 0; + } + spin_lock_bh(&mvmsta->lock); txq_id = tid_data->txq_id; diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 6b67ce3f679..6645efe5c03 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -607,12 +607,8 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, /* Single frame failure in an AMPDU queue => send BAR */ if (txq_id >= IWL_FIRST_AMPDU_QUEUE && - !(info->flags & IEEE80211_TX_STAT_ACK)) { - /* there must be only one skb in the skb_list */ - WARN_ON_ONCE(skb_freed > 1 || - !skb_queue_empty(&skbs)); + !(info->flags & IEEE80211_TX_STAT_ACK)) info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK; - } /* W/A FW bug: seq_ctl is wrong when the queue is flushed */ if (status == TX_STATUS_FAIL_FIFO_FLUSHED) { diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index 3d62e805535..148843e7f34 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -137,10 +137,6 @@ static inline int iwl_queue_dec_wrap(int index, int n_bd) struct iwl_cmd_meta { /* only for SYNC commands, iff the reply skb is wanted */ struct iwl_host_cmd *source; - - DEFINE_DMA_UNMAP_ADDR(mapping); - DEFINE_DMA_UNMAP_LEN(len); - u32 flags; }; @@ -185,25 +181,36 @@ struct iwl_queue { /* * The FH will write back to the first TB only, so we need * to copy some data into the buffer regardless of whether - * it should be mapped or not. This indicates how much to - * copy, even for HCMDs it must be big enough to fit the - * DRAM scratch from the TX cmd, at least 16 bytes. + * it should be mapped or not. This indicates how big the + * first TB must be to include the scratch buffer. Since + * the scratch is 4 bytes at offset 12, it's 16 now. If we + * make it bigger then allocations will be bigger and copy + * slower, so that's probably not useful. */ -#define IWL_HCMD_MIN_COPY_SIZE 16 +#define IWL_HCMD_SCRATCHBUF_SIZE 16 struct iwl_pcie_txq_entry { struct iwl_device_cmd *cmd; - struct iwl_device_cmd *copy_cmd; struct sk_buff *skb; /* buffer to free after command completes */ const void *free_buf; struct iwl_cmd_meta meta; }; +struct iwl_pcie_txq_scratch_buf { + struct iwl_cmd_header hdr; + u8 buf[8]; + __le32 scratch; +}; + /** * struct iwl_txq - Tx Queue for DMA * @q: generic Rx/Tx queue descriptor * @tfds: transmit frame descriptors (DMA memory) + * @scratchbufs: start of command headers, including scratch buffers, for + * the writeback -- this is DMA memory and an array holding one buffer + * for each command on the queue + * @scratchbufs_dma: DMA address for the scratchbufs start * @entries: transmit entries (driver state) * @lock: queue lock * @stuck_timer: timer that fires if queue gets stuck @@ -217,6 +224,8 @@ struct iwl_pcie_txq_entry { struct iwl_txq { struct iwl_queue q; struct iwl_tfd *tfds; + struct iwl_pcie_txq_scratch_buf *scratchbufs; + dma_addr_t scratchbufs_dma; struct iwl_pcie_txq_entry *entries; spinlock_t lock; struct timer_list stuck_timer; @@ -225,6 +234,13 @@ struct iwl_txq { u8 active; }; +static inline dma_addr_t +iwl_pcie_get_scratchbuf_dma(struct iwl_txq *txq, int idx) +{ + return txq->scratchbufs_dma + + sizeof(struct iwl_pcie_txq_scratch_buf) * idx; +} + /** * struct iwl_trans_pcie - PCIe transport specific data * @rxq: all the RX queue data diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index b0ae06d2456..567e67ad1f6 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -637,22 +637,14 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, index = SEQ_TO_INDEX(sequence); cmd_index = get_cmd_index(&txq->q, index); - if (reclaim) { - struct iwl_pcie_txq_entry *ent; - ent = &txq->entries[cmd_index]; - cmd = ent->copy_cmd; - WARN_ON_ONCE(!cmd && ent->meta.flags & CMD_WANT_HCMD); - } else { + if (reclaim) + cmd = txq->entries[cmd_index].cmd; + else cmd = NULL; - } err = iwl_op_mode_rx(trans->op_mode, &rxcb, cmd); if (reclaim) { - /* The original command isn't needed any more */ - kfree(txq->entries[cmd_index].copy_cmd); - txq->entries[cmd_index].copy_cmd = NULL; - /* nor is the duplicated part of the command */ kfree(txq->entries[cmd_index].free_buf); txq->entries[cmd_index].free_buf = NULL; } diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 8b625a7f568..8595c16f74d 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -191,12 +191,9 @@ static void iwl_pcie_txq_stuck_timer(unsigned long data) } for (i = q->read_ptr; i != q->write_ptr; - i = iwl_queue_inc_wrap(i, q->n_bd)) { - struct iwl_tx_cmd *tx_cmd = - (struct iwl_tx_cmd *)txq->entries[i].cmd->payload; + i = iwl_queue_inc_wrap(i, q->n_bd)) IWL_ERR(trans, "scratch %d = 0x%08x\n", i, - get_unaligned_le32(&tx_cmd->scratch)); - } + le32_to_cpu(txq->scratchbufs[i].scratch)); iwl_op_mode_nic_error(trans->op_mode); } @@ -367,8 +364,8 @@ static inline u8 iwl_pcie_tfd_get_num_tbs(struct iwl_tfd *tfd) } static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, - struct iwl_cmd_meta *meta, struct iwl_tfd *tfd, - enum dma_data_direction dma_dir) + struct iwl_cmd_meta *meta, + struct iwl_tfd *tfd) { int i; int num_tbs; @@ -382,17 +379,12 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, return; } - /* Unmap tx_cmd */ - if (num_tbs) - dma_unmap_single(trans->dev, - dma_unmap_addr(meta, mapping), - dma_unmap_len(meta, len), - DMA_BIDIRECTIONAL); + /* first TB is never freed - it's the scratchbuf data */ - /* Unmap chunks, if any. */ for (i = 1; i < num_tbs; i++) dma_unmap_single(trans->dev, iwl_pcie_tfd_tb_get_addr(tfd, i), - iwl_pcie_tfd_tb_get_len(tfd, i), dma_dir); + iwl_pcie_tfd_tb_get_len(tfd, i), + DMA_TO_DEVICE); tfd->num_tbs = 0; } @@ -406,8 +398,7 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, * Does NOT advance any TFD circular buffer read/write indexes * Does NOT free the TFD itself (which is within circular buffer) */ -static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq, - enum dma_data_direction dma_dir) +static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq) { struct iwl_tfd *tfd_tmp = txq->tfds; @@ -418,8 +409,7 @@ static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq, lockdep_assert_held(&txq->lock); /* We have only q->n_window txq->entries, but we use q->n_bd tfds */ - iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr], - dma_dir); + iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr]); /* free SKB */ if (txq->entries) { @@ -479,6 +469,7 @@ static int iwl_pcie_txq_alloc(struct iwl_trans *trans, { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); size_t tfd_sz = sizeof(struct iwl_tfd) * TFD_QUEUE_SIZE_MAX; + size_t scratchbuf_sz; int i; if (WARN_ON(txq->entries || txq->tfds)) @@ -514,9 +505,25 @@ static int iwl_pcie_txq_alloc(struct iwl_trans *trans, IWL_ERR(trans, "dma_alloc_coherent(%zd) failed\n", tfd_sz); goto error; } + + BUILD_BUG_ON(IWL_HCMD_SCRATCHBUF_SIZE != sizeof(*txq->scratchbufs)); + BUILD_BUG_ON(offsetof(struct iwl_pcie_txq_scratch_buf, scratch) != + sizeof(struct iwl_cmd_header) + + offsetof(struct iwl_tx_cmd, scratch)); + + scratchbuf_sz = sizeof(*txq->scratchbufs) * slots_num; + + txq->scratchbufs = dma_alloc_coherent(trans->dev, scratchbuf_sz, + &txq->scratchbufs_dma, + GFP_KERNEL); + if (!txq->scratchbufs) + goto err_free_tfds; + txq->q.id = txq_id; return 0; +err_free_tfds: + dma_free_coherent(trans->dev, tfd_sz, txq->tfds, txq->q.dma_addr); error: if (txq->entries && txq_id == trans_pcie->cmd_queue) for (i = 0; i < slots_num; i++) @@ -565,22 +572,13 @@ static void iwl_pcie_txq_unmap(struct iwl_trans *trans, int txq_id) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq = &trans_pcie->txq[txq_id]; struct iwl_queue *q = &txq->q; - enum dma_data_direction dma_dir; if (!q->n_bd) return; - /* In the command queue, all the TBs are mapped as BIDI - * so unmap them as such. - */ - if (txq_id == trans_pcie->cmd_queue) - dma_dir = DMA_BIDIRECTIONAL; - else - dma_dir = DMA_TO_DEVICE; - spin_lock_bh(&txq->lock); while (q->write_ptr != q->read_ptr) { - iwl_pcie_txq_free_tfd(trans, txq, dma_dir); + iwl_pcie_txq_free_tfd(trans, txq); q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd); } spin_unlock_bh(&txq->lock); @@ -610,7 +608,6 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) if (txq_id == trans_pcie->cmd_queue) for (i = 0; i < txq->q.n_window; i++) { kfree(txq->entries[i].cmd); - kfree(txq->entries[i].copy_cmd); kfree(txq->entries[i].free_buf); } @@ -619,6 +616,10 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) dma_free_coherent(dev, sizeof(struct iwl_tfd) * txq->q.n_bd, txq->tfds, txq->q.dma_addr); txq->q.dma_addr = 0; + + dma_free_coherent(dev, + sizeof(*txq->scratchbufs) * txq->q.n_window, + txq->scratchbufs, txq->scratchbufs_dma); } kfree(txq->entries); @@ -962,7 +963,7 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, iwl_pcie_txq_inval_byte_cnt_tbl(trans, txq); - iwl_pcie_txq_free_tfd(trans, txq, DMA_TO_DEVICE); + iwl_pcie_txq_free_tfd(trans, txq); } iwl_pcie_txq_progress(trans_pcie, txq); @@ -1152,29 +1153,29 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, void *dup_buf = NULL; dma_addr_t phys_addr; int idx; - u16 copy_size, cmd_size, dma_size; + u16 copy_size, cmd_size, scratch_size; bool had_nocopy = false; int i; u32 cmd_pos; - const u8 *cmddata[IWL_MAX_CMD_TFDS]; - u16 cmdlen[IWL_MAX_CMD_TFDS]; + const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; + u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; copy_size = sizeof(out_cmd->hdr); cmd_size = sizeof(out_cmd->hdr); /* need one for the header if the first is NOCOPY */ - BUILD_BUG_ON(IWL_MAX_CMD_TFDS > IWL_NUM_OF_TBS - 1); + BUILD_BUG_ON(IWL_MAX_CMD_TBS_PER_TFD > IWL_NUM_OF_TBS - 1); - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { cmddata[i] = cmd->data[i]; cmdlen[i] = cmd->len[i]; if (!cmd->len[i]) continue; - /* need at least IWL_HCMD_MIN_COPY_SIZE copied */ - if (copy_size < IWL_HCMD_MIN_COPY_SIZE) { - int copy = IWL_HCMD_MIN_COPY_SIZE - copy_size; + /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ + if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { + int copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; if (copy > cmdlen[i]) copy = cmdlen[i]; @@ -1260,15 +1261,15 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, /* and copy the data that needs to be copied */ cmd_pos = offsetof(struct iwl_device_cmd, payload); copy_size = sizeof(out_cmd->hdr); - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { int copy = 0; if (!cmd->len) continue; - /* need at least IWL_HCMD_MIN_COPY_SIZE copied */ - if (copy_size < IWL_HCMD_MIN_COPY_SIZE) { - copy = IWL_HCMD_MIN_COPY_SIZE - copy_size; + /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ + if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { + copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; if (copy > cmd->len[i]) copy = cmd->len[i]; @@ -1286,50 +1287,38 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, } } - WARN_ON_ONCE(txq->entries[idx].copy_cmd); - - /* - * since out_cmd will be the source address of the FH, it will write - * the retry count there. So when the user needs to receivce the HCMD - * that corresponds to the response in the response handler, it needs - * to set CMD_WANT_HCMD. - */ - if (cmd->flags & CMD_WANT_HCMD) { - txq->entries[idx].copy_cmd = - kmemdup(out_cmd, cmd_pos, GFP_ATOMIC); - if (unlikely(!txq->entries[idx].copy_cmd)) { - idx = -ENOMEM; - goto out; - } - } - IWL_DEBUG_HC(trans, "Sending command %s (#%x), seq: 0x%04X, %d bytes at %d[%d]:%d\n", get_cmd_string(trans_pcie, out_cmd->hdr.cmd), out_cmd->hdr.cmd, le16_to_cpu(out_cmd->hdr.sequence), cmd_size, q->write_ptr, idx, trans_pcie->cmd_queue); - /* - * If the entire command is smaller than IWL_HCMD_MIN_COPY_SIZE, we must - * still map at least that many bytes for the hardware to write back to. - * We have enough space, so that's not a problem. - */ - dma_size = max_t(u16, copy_size, IWL_HCMD_MIN_COPY_SIZE); + /* start the TFD with the scratchbuf */ + scratch_size = min_t(int, copy_size, IWL_HCMD_SCRATCHBUF_SIZE); + memcpy(&txq->scratchbufs[q->write_ptr], &out_cmd->hdr, scratch_size); + iwl_pcie_txq_build_tfd(trans, txq, + iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr), + scratch_size, 1); + + /* map first command fragment, if any remains */ + if (copy_size > scratch_size) { + phys_addr = dma_map_single(trans->dev, + ((u8 *)&out_cmd->hdr) + scratch_size, + copy_size - scratch_size, + DMA_TO_DEVICE); + if (dma_mapping_error(trans->dev, phys_addr)) { + iwl_pcie_tfd_unmap(trans, out_meta, + &txq->tfds[q->write_ptr]); + idx = -ENOMEM; + goto out; + } - phys_addr = dma_map_single(trans->dev, &out_cmd->hdr, dma_size, - DMA_BIDIRECTIONAL); - if (unlikely(dma_mapping_error(trans->dev, phys_addr))) { - idx = -ENOMEM; - goto out; + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, + copy_size - scratch_size, 0); } - dma_unmap_addr_set(out_meta, mapping, phys_addr); - dma_unmap_len_set(out_meta, len, dma_size); - - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, copy_size, 1); - /* map the remaining (adjusted) nocopy/dup fragments */ - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { const void *data = cmddata[i]; if (!cmdlen[i]) @@ -1340,11 +1329,10 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, if (cmd->dataflags[i] & IWL_HCMD_DFL_DUP) data = dup_buf; phys_addr = dma_map_single(trans->dev, (void *)data, - cmdlen[i], DMA_BIDIRECTIONAL); + cmdlen[i], DMA_TO_DEVICE); if (dma_mapping_error(trans->dev, phys_addr)) { iwl_pcie_tfd_unmap(trans, out_meta, - &txq->tfds[q->write_ptr], - DMA_BIDIRECTIONAL); + &txq->tfds[q->write_ptr]); idx = -ENOMEM; goto out; } @@ -1418,7 +1406,7 @@ void iwl_pcie_hcmd_complete(struct iwl_trans *trans, cmd = txq->entries[cmd_index].cmd; meta = &txq->entries[cmd_index].meta; - iwl_pcie_tfd_unmap(trans, meta, &txq->tfds[index], DMA_BIDIRECTIONAL); + iwl_pcie_tfd_unmap(trans, meta, &txq->tfds[index]); /* Input error checking is done when commands are added to queue. */ if (meta->flags & CMD_WANT_SKB) { @@ -1597,10 +1585,9 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, struct iwl_cmd_meta *out_meta; struct iwl_txq *txq; struct iwl_queue *q; - dma_addr_t phys_addr = 0; - dma_addr_t txcmd_phys; - dma_addr_t scratch_phys; - u16 len, firstlen, secondlen; + dma_addr_t tb0_phys, tb1_phys, scratch_phys; + void *tb1_addr; + u16 len, tb1_len, tb2_len; u8 wait_write_ptr = 0; __le16 fc = hdr->frame_control; u8 hdr_len = ieee80211_hdrlen(fc); @@ -1638,85 +1625,80 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, cpu_to_le16((u16)(QUEUE_TO_SEQ(txq_id) | INDEX_TO_SEQ(q->write_ptr))); + tb0_phys = iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr); + scratch_phys = tb0_phys + sizeof(struct iwl_cmd_header) + + offsetof(struct iwl_tx_cmd, scratch); + + tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); + tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); + /* Set up first empty entry in queue's array of Tx/cmd buffers */ out_meta = &txq->entries[q->write_ptr].meta; /* - * Use the first empty entry in this queue's command buffer array - * to contain the Tx command and MAC header concatenated together - * (payload data will be in another buffer). - * Size of this varies, due to varying MAC header length. - * If end is not dword aligned, we'll have 2 extra bytes at the end - * of the MAC header (device reads on dword boundaries). - * We'll tell device about this padding later. + * The second TB (tb1) points to the remainder of the TX command + * and the 802.11 header - dword aligned size + * (This calculation modifies the TX command, so do it before the + * setup of the first TB) */ - len = sizeof(struct iwl_tx_cmd) + - sizeof(struct iwl_cmd_header) + hdr_len; - firstlen = (len + 3) & ~3; + len = sizeof(struct iwl_tx_cmd) + sizeof(struct iwl_cmd_header) + + hdr_len - IWL_HCMD_SCRATCHBUF_SIZE; + tb1_len = (len + 3) & ~3; /* Tell NIC about any 2-byte padding after MAC header */ - if (firstlen != len) + if (tb1_len != len) tx_cmd->tx_flags |= TX_CMD_FLG_MH_PAD_MSK; - /* Physical address of this Tx command's header (not MAC header!), - * within command buffer array. */ - txcmd_phys = dma_map_single(trans->dev, - &dev_cmd->hdr, firstlen, - DMA_BIDIRECTIONAL); - if (unlikely(dma_mapping_error(trans->dev, txcmd_phys))) - goto out_err; - dma_unmap_addr_set(out_meta, mapping, txcmd_phys); - dma_unmap_len_set(out_meta, len, firstlen); + /* The first TB points to the scratchbuf data - min_copy bytes */ + memcpy(&txq->scratchbufs[q->write_ptr], &dev_cmd->hdr, + IWL_HCMD_SCRATCHBUF_SIZE); + iwl_pcie_txq_build_tfd(trans, txq, tb0_phys, + IWL_HCMD_SCRATCHBUF_SIZE, 1); - if (!ieee80211_has_morefrags(fc)) { - txq->need_update = 1; - } else { - wait_write_ptr = 1; - txq->need_update = 0; - } + /* there must be data left over for TB1 or this code must be changed */ + BUILD_BUG_ON(sizeof(struct iwl_tx_cmd) < IWL_HCMD_SCRATCHBUF_SIZE); - /* Set up TFD's 2nd entry to point directly to remainder of skb, - * if any (802.11 null frames have no payload). */ - secondlen = skb->len - hdr_len; - if (secondlen > 0) { - phys_addr = dma_map_single(trans->dev, skb->data + hdr_len, - secondlen, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, phys_addr))) { - dma_unmap_single(trans->dev, - dma_unmap_addr(out_meta, mapping), - dma_unmap_len(out_meta, len), - DMA_BIDIRECTIONAL); + /* map the data for TB1 */ + tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_HCMD_SCRATCHBUF_SIZE; + tb1_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(trans->dev, tb1_phys))) + goto out_err; + iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, 0); + + /* + * Set up TFD's third entry to point directly to remainder + * of skb, if any (802.11 null frames have no payload). + */ + tb2_len = skb->len - hdr_len; + if (tb2_len > 0) { + dma_addr_t tb2_phys = dma_map_single(trans->dev, + skb->data + hdr_len, + tb2_len, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(trans->dev, tb2_phys))) { + iwl_pcie_tfd_unmap(trans, out_meta, + &txq->tfds[q->write_ptr]); goto out_err; } + iwl_pcie_txq_build_tfd(trans, txq, tb2_phys, tb2_len, 0); } - /* Attach buffers to TFD */ - iwl_pcie_txq_build_tfd(trans, txq, txcmd_phys, firstlen, 1); - if (secondlen > 0) - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, secondlen, 0); - - scratch_phys = txcmd_phys + sizeof(struct iwl_cmd_header) + - offsetof(struct iwl_tx_cmd, scratch); - - /* take back ownership of DMA buffer to enable update */ - dma_sync_single_for_cpu(trans->dev, txcmd_phys, firstlen, - DMA_BIDIRECTIONAL); - tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); - tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); - /* Set up entry for this TFD in Tx byte-count array */ iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len)); - dma_sync_single_for_device(trans->dev, txcmd_phys, firstlen, - DMA_BIDIRECTIONAL); - trace_iwlwifi_dev_tx(trans->dev, skb, &txq->tfds[txq->q.write_ptr], sizeof(struct iwl_tfd), - &dev_cmd->hdr, firstlen, - skb->data + hdr_len, secondlen); + &dev_cmd->hdr, IWL_HCMD_SCRATCHBUF_SIZE + tb1_len, + skb->data + hdr_len, tb2_len); trace_iwlwifi_dev_tx_data(trans->dev, skb, - skb->data + hdr_len, secondlen); + skb->data + hdr_len, tb2_len); + + if (!ieee80211_has_morefrags(fc)) { + txq->need_update = 1; + } else { + wait_write_ptr = 1; + txq->need_update = 0; + } /* start timer if queue currently empty */ if (txq->need_update && q->read_ptr == q->write_ptr && diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c index 192cf088f83..57b45190479 100644 --- a/drivers/staging/comedi/drivers/dt9812.c +++ b/drivers/staging/comedi/drivers/dt9812.c @@ -947,12 +947,13 @@ static int dt9812_di_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; u8 bits = 0; dt9812_digital_in(devpriv->slot, &bits); for (n = 0; n < insn->n; n++) - data[n] = ((1 << insn->chanspec) & bits) != 0; + data[n] = ((1 << channel) & bits) != 0; return n; } @@ -961,12 +962,13 @@ static int dt9812_do_winsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; u8 bits = 0; dt9812_digital_out_shadow(devpriv->slot, &bits); for (n = 0; n < insn->n; n++) { - u8 mask = 1 << insn->chanspec; + u8 mask = 1 << channel; bits &= ~mask; if (data[n]) @@ -981,13 +983,13 @@ static int dt9812_ai_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; for (n = 0; n < insn->n; n++) { u16 value = 0; - dt9812_analog_in(devpriv->slot, insn->chanspec, &value, - DT9812_GAIN_1); + dt9812_analog_in(devpriv->slot, channel, &value, DT9812_GAIN_1); data[n] = value; } return n; @@ -998,12 +1000,13 @@ static int dt9812_ao_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; u16 value; for (n = 0; n < insn->n; n++) { value = 0; - dt9812_analog_out_shadow(devpriv->slot, insn->chanspec, &value); + dt9812_analog_out_shadow(devpriv->slot, channel, &value); data[n] = value; } return n; @@ -1014,10 +1017,11 @@ static int dt9812_ao_winsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; for (n = 0; n < insn->n; n++) - dt9812_analog_out(devpriv->slot, insn->chanspec, data[n]); + dt9812_analog_out(devpriv->slot, channel, data[n]); return n; } diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c index 1a0062a0445..6aac1f60bc4 100644 --- a/drivers/staging/comedi/drivers/usbdux.c +++ b/drivers/staging/comedi/drivers/usbdux.c @@ -730,10 +730,14 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t local_transfer_buffer[16]; + uint8_t *local_transfer_buffer; + + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ - local_transfer_buffer[0] = 0; + *local_transfer_buffer = 0; errcode = usb_control_msg(usbduxsub->usbdev, /* create a pipe for a control transfer */ usb_sndctrlpipe(usbduxsub->usbdev, 0), @@ -751,22 +755,25 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; + uint8_t *local_transfer_buffer; - uint8_t local_transfer_buffer[16]; + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ - local_transfer_buffer[0] = 1; + *local_transfer_buffer = 1; errcode = usb_control_msg(usbduxsub->usbdev, usb_sndctrlpipe(usbduxsub->usbdev, 0), /* bRequest, "Firmware" */ @@ -781,12 +788,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, diff --git a/drivers/staging/comedi/drivers/usbduxfast.c b/drivers/staging/comedi/drivers/usbduxfast.c index 4bf5dd094dc..1ba0e3df492 100644 --- a/drivers/staging/comedi/drivers/usbduxfast.c +++ b/drivers/staging/comedi/drivers/usbduxfast.c @@ -436,10 +436,14 @@ static void usbduxfastsub_ai_Irq(struct urb *urb) static int usbduxfastsub_start(struct usbduxfastsub_s *udfs) { int ret; - unsigned char local_transfer_buffer[16]; + unsigned char *local_transfer_buffer; + + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ - local_transfer_buffer[0] = 0; + *local_transfer_buffer = 0; /* bRequest, "Firmware" */ ret = usb_control_msg(udfs->usbdev, usb_sndctrlpipe(udfs->usbdev, 0), USBDUXFASTSUB_FIRMWARE, @@ -450,22 +454,25 @@ static int usbduxfastsub_start(struct usbduxfastsub_s *udfs) local_transfer_buffer, 1, /* Length */ EZTIMEOUT); /* Timeout */ - if (ret < 0) { + if (ret < 0) dev_err(&udfs->interface->dev, "control msg failed (start)\n"); - return ret; - } - return 0; + kfree(local_transfer_buffer); + return ret; } static int usbduxfastsub_stop(struct usbduxfastsub_s *udfs) { int ret; - unsigned char local_transfer_buffer[16]; + unsigned char *local_transfer_buffer; + + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ - local_transfer_buffer[0] = 1; + *local_transfer_buffer = 1; /* bRequest, "Firmware" */ ret = usb_control_msg(udfs->usbdev, usb_sndctrlpipe(udfs->usbdev, 0), USBDUXFASTSUB_FIRMWARE, @@ -474,13 +481,12 @@ static int usbduxfastsub_stop(struct usbduxfastsub_s *udfs) 0x0000, /* Index */ local_transfer_buffer, 1, /* Length */ EZTIMEOUT); /* Timeout */ - if (ret < 0) { + if (ret < 0) dev_err(&udfs->interface->dev, "control msg failed (stop)\n"); - return ret; - } - return 0; + kfree(local_transfer_buffer); + return ret; } static int usbduxfastsub_upload(struct usbduxfastsub_s *udfs, diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c index d066351a71b..a728c8fc32a 100644 --- a/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/drivers/staging/comedi/drivers/usbduxsigma.c @@ -681,7 +681,11 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t local_transfer_buffer[16]; + uint8_t *local_transfer_buffer; + + local_transfer_buffer = kmalloc(16, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ local_transfer_buffer[0] = 0; @@ -702,19 +706,22 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; + uint8_t *local_transfer_buffer; - uint8_t local_transfer_buffer[16]; + local_transfer_buffer = kmalloc(16, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ local_transfer_buffer[0] = 1; @@ -732,12 +739,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, diff --git a/drivers/staging/imx-drm/ipuv3-crtc.c b/drivers/staging/imx-drm/ipuv3-crtc.c index 4b3a019409b..b028b0d1317 100644 --- a/drivers/staging/imx-drm/ipuv3-crtc.c +++ b/drivers/staging/imx-drm/ipuv3-crtc.c @@ -483,17 +483,6 @@ static int ipu_get_resources(struct ipu_crtc *ipu_crtc, goto err_out; } - ipu_crtc->irq = ipu_idmac_channel_irq(ipu, ipu_crtc->ipu_ch, - IPU_IRQ_EOF); - ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0, - "imx_drm", ipu_crtc); - if (ret < 0) { - dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); - goto err_out; - } - - disable_irq(ipu_crtc->irq); - return 0; err_out: ipu_put_resources(ipu_crtc); @@ -504,6 +493,7 @@ err_out: static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, struct ipu_client_platformdata *pdata) { + struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent); int ret; ret = ipu_get_resources(ipu_crtc, pdata); @@ -522,6 +512,17 @@ static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, goto err_put_resources; } + ipu_crtc->irq = ipu_idmac_channel_irq(ipu, ipu_crtc->ipu_ch, + IPU_IRQ_EOF); + ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0, + "imx_drm", ipu_crtc); + if (ret < 0) { + dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); + goto err_put_resources; + } + + disable_irq(ipu_crtc->irq); + return 0; err_put_resources: diff --git a/drivers/staging/tidspbridge/rmgr/drv.c b/drivers/staging/tidspbridge/rmgr/drv.c index db1da28cecb..be26917a689 100644 --- a/drivers/staging/tidspbridge/rmgr/drv.c +++ b/drivers/staging/tidspbridge/rmgr/drv.c @@ -76,37 +76,28 @@ int drv_insert_node_res_element(void *hnode, void *node_resource, struct node_res_object **node_res_obj = (struct node_res_object **)node_resource; struct process_context *ctxt = (struct process_context *)process_ctxt; - int status = 0; int retval; *node_res_obj = kzalloc(sizeof(struct node_res_object), GFP_KERNEL); - if (!*node_res_obj) { - status = -ENOMEM; - goto func_end; - } + if (!*node_res_obj) + return -ENOMEM; (*node_res_obj)->node = hnode; - retval = idr_get_new(ctxt->node_id, *node_res_obj, - &(*node_res_obj)->id); - if (retval == -EAGAIN) { - if (!idr_pre_get(ctxt->node_id, GFP_KERNEL)) { - pr_err("%s: OUT OF MEMORY\n", __func__); - status = -ENOMEM; - goto func_end; - } - - retval = idr_get_new(ctxt->node_id, *node_res_obj, - &(*node_res_obj)->id); + retval = idr_alloc(ctxt->node_id, *node_res_obj, 0, 0, GFP_KERNEL); + if (retval >= 0) { + (*node_res_obj)->id = retval; + return 0; } - if (retval) { + + kfree(*node_res_obj); + + if (retval == -ENOSPC) { pr_err("%s: FAILED, IDR is FULL\n", __func__); - status = -EFAULT; + return -EFAULT; + } else { + pr_err("%s: OUT OF MEMORY\n", __func__); + return -ENOMEM; } -func_end: - if (status) - kfree(*node_res_obj); - - return status; } /* Release all Node resources and its context @@ -201,35 +192,26 @@ int drv_proc_insert_strm_res_element(void *stream_obj, struct strm_res_object **pstrm_res = (struct strm_res_object **)strm_res; struct process_context *ctxt = (struct process_context *)process_ctxt; - int status = 0; int retval; *pstrm_res = kzalloc(sizeof(struct strm_res_object), GFP_KERNEL); - if (*pstrm_res == NULL) { - status = -EFAULT; - goto func_end; - } + if (*pstrm_res == NULL) + return -EFAULT; (*pstrm_res)->stream = stream_obj; - retval = idr_get_new(ctxt->stream_id, *pstrm_res, - &(*pstrm_res)->id); - if (retval == -EAGAIN) { - if (!idr_pre_get(ctxt->stream_id, GFP_KERNEL)) { - pr_err("%s: OUT OF MEMORY\n", __func__); - status = -ENOMEM; - goto func_end; - } - - retval = idr_get_new(ctxt->stream_id, *pstrm_res, - &(*pstrm_res)->id); + retval = idr_alloc(ctxt->stream_id, *pstrm_res, 0, 0, GFP_KERNEL); + if (retval >= 0) { + (*pstrm_res)->id = retval; + return 0; } - if (retval) { + + if (retval == -ENOSPC) { pr_err("%s: FAILED, IDR is FULL\n", __func__); - status = -EPERM; + return -EPERM; + } else { + pr_err("%s: OUT OF MEMORY\n", __func__); + return -ENOMEM; } - -func_end: - return status; } static int drv_proc_free_strm_res(int id, void *p, void *process_ctxt) diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c index 22918a106d7..d2479b76645 100644 --- a/drivers/staging/vt6656/card.c +++ b/drivers/staging/vt6656/card.c @@ -790,7 +790,7 @@ u64 CARDqGetNextTBTT(u64 qwTSF, WORD wBeaconInterval) if ((~uLowNextTBTT) < uLowRemain) qwTSF = ((qwTSF >> 32) + 1) << 32; - qwTSF = (qwTSF & 0xffffffff00000000UL) | + qwTSF = (qwTSF & 0xffffffff00000000ULL) | (u64)(uLowNextTBTT + uLowRemain); return (qwTSF); diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index d5f53e1a74a..a5063a6f64d 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -669,8 +669,6 @@ static int vt6656_suspend(struct usb_interface *intf, pm_message_t message) if (device->flags & DEVICE_FLAGS_OPENED) device_close(device->dev); - usb_put_dev(interface_to_usbdev(intf)); - return 0; } @@ -681,8 +679,6 @@ static int vt6656_resume(struct usb_interface *intf) if (!device || !device->dev) return -ENODEV; - usb_get_dev(interface_to_usbdev(intf)); - if (!(device->flags & DEVICE_FLAGS_OPENED)) device_open(device->dev); diff --git a/drivers/staging/zcache/ramster/tcp.c b/drivers/staging/zcache/ramster/tcp.c index aa2a1a763aa..f6e1e5209d8 100644 --- a/drivers/staging/zcache/ramster/tcp.c +++ b/drivers/staging/zcache/ramster/tcp.c @@ -300,27 +300,22 @@ static u8 r2net_num_from_nn(struct r2net_node *nn) static int r2net_prep_nsw(struct r2net_node *nn, struct r2net_status_wait *nsw) { - int ret = 0; + int ret; - do { - if (!idr_pre_get(&nn->nn_status_idr, GFP_ATOMIC)) { - ret = -EAGAIN; - break; - } - spin_lock(&nn->nn_lock); - ret = idr_get_new(&nn->nn_status_idr, nsw, &nsw->ns_id); - if (ret == 0) - list_add_tail(&nsw->ns_node_item, - &nn->nn_status_list); - spin_unlock(&nn->nn_lock); - } while (ret == -EAGAIN); + spin_lock(&nn->nn_lock); + ret = idr_alloc(&nn->nn_status_idr, nsw, 0, 0, GFP_ATOMIC); + if (ret >= 0) { + nsw->ns_id = ret; + list_add_tail(&nsw->ns_node_item, &nn->nn_status_list); + } + spin_unlock(&nn->nn_lock); - if (ret == 0) { + if (ret >= 0) { init_waitqueue_head(&nsw->ns_wq); nsw->ns_sys_status = R2NET_ERR_NONE; nsw->ns_status = 0; + return 0; } - return ret; } diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c index 0efc815a496..cf6a5383748 100644 --- a/drivers/tty/serial/8250/8250.c +++ b/drivers/tty/serial/8250/8250.c @@ -301,7 +301,28 @@ static const struct serial8250_config uart_config[] = { }, [PORT_8250_CIR] = { .name = "CIR port" - } + }, + [PORT_ALTR_16550_F32] = { + .name = "Altera 16550 FIFO32", + .fifo_size = 32, + .tx_loadsz = 32, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, + [PORT_ALTR_16550_F64] = { + .name = "Altera 16550 FIFO64", + .fifo_size = 64, + .tx_loadsz = 64, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, + [PORT_ALTR_16550_F128] = { + .name = "Altera 16550 FIFO128", + .fifo_size = 128, + .tx_loadsz = 128, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, }; /* Uart divisor latch read */ @@ -3396,3 +3417,32 @@ module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444); MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA"); #endif MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR); + +#ifndef MODULE +/* This module was renamed to 8250_core in 3.7. Keep the old "8250" name + * working as well for the module options so we don't break people. We + * need to keep the names identical and the convenient macros will happily + * refuse to let us do that by failing the build with redefinition errors + * of global variables. So we stick them inside a dummy function to avoid + * those conflicts. The options still get parsed, and the redefined + * MODULE_PARAM_PREFIX lets us keep the "8250." syntax alive. + * + * This is hacky. I'm sorry. + */ +static void __used s8250_options(void) +{ +#undef MODULE_PARAM_PREFIX +#define MODULE_PARAM_PREFIX "8250." + + module_param_cb(share_irqs, ¶m_ops_uint, &share_irqs, 0644); + module_param_cb(nr_uarts, ¶m_ops_uint, &nr_uarts, 0644); + module_param_cb(skip_txen_test, ¶m_ops_uint, &skip_txen_test, 0644); +#ifdef CONFIG_SERIAL_8250_RSA + __module_param_call(MODULE_PARAM_PREFIX, probe_rsa, + ¶m_array_ops, .arr = &__param_arr_probe_rsa, + 0444, -1); +#endif +} +#else +MODULE_ALIAS("8250"); +#endif diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 791c5a77ec6..aa76825229d 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1571,6 +1571,7 @@ pci_wch_ch353_setup(struct serial_private *priv, /* Unknown vendors/cards - this should not be in linux/pci_ids.h */ #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584 +#define PCI_SUBDEVICE_ID_UNKNOWN_0x1588 0x1588 /* * Master list of serial port init/setup/exit quirks. @@ -1852,15 +1853,6 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { }, { .vendor = PCI_VENDOR_ID_PLX, - .device = PCI_DEVICE_ID_PLX_9050, - .subvendor = PCI_VENDOR_ID_PLX, - .subdevice = PCI_SUBDEVICE_ID_UNKNOWN_0x1584, - .init = pci_plx9050_init, - .setup = pci_default_setup, - .exit = pci_plx9050_exit, - }, - { - .vendor = PCI_VENDOR_ID_PLX, .device = PCI_DEVICE_ID_PLX_ROMULUS, .subvendor = PCI_VENDOR_ID_PLX, .subdevice = PCI_DEVICE_ID_PLX_ROMULUS, @@ -3733,7 +3725,12 @@ static struct pci_device_id serial_pci_tbl[] = { { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, PCI_SUBDEVICE_ID_UNKNOWN_0x1584, 0, 0, - pbn_b0_4_115200 }, + pbn_b2_4_115200 }, + /* Unknown card - subdevice 0x1588 */ + { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, + PCI_VENDOR_ID_PLX, + PCI_SUBDEVICE_ID_UNKNOWN_0x1588, 0, 0, + pbn_b2_8_115200 }, { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_SUBVENDOR_ID_KEYSPAN, PCI_SUBDEVICE_ID_KEYSPAN_SX2, 0, 0, @@ -4791,6 +4788,10 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_VENDOR_ID_IBM, 0x0299, 0, 0, pbn_b0_bt_2_115200 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, + 0x1000, 0x0012, + 0, 0, pbn_b0_bt_2_115200 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9901, 0xA000, 0x1000, 0, 0, pbn_b0_1_115200 }, diff --git a/drivers/tty/serial/8250/8250_pnp.c b/drivers/tty/serial/8250/8250_pnp.c index 35d9ab95c5c..b3455a970a1 100644 --- a/drivers/tty/serial/8250/8250_pnp.c +++ b/drivers/tty/serial/8250/8250_pnp.c @@ -429,6 +429,7 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) { struct uart_8250_port uart; int ret, line, flags = dev_id->driver_data; + struct resource *res = NULL; if (flags & UNKNOWN_DEV) { ret = serial_pnp_guess_board(dev); @@ -439,11 +440,12 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) memset(&uart, 0, sizeof(uart)); if (pnp_irq_valid(dev, 0)) uart.port.irq = pnp_irq(dev, 0); - if ((flags & CIR_PORT) && pnp_port_valid(dev, 2)) { - uart.port.iobase = pnp_port_start(dev, 2); - uart.port.iotype = UPIO_PORT; - } else if (pnp_port_valid(dev, 0)) { - uart.port.iobase = pnp_port_start(dev, 0); + if ((flags & CIR_PORT) && pnp_port_valid(dev, 2)) + res = pnp_get_resource(dev, IORESOURCE_IO, 2); + else if (pnp_port_valid(dev, 0)) + res = pnp_get_resource(dev, IORESOURCE_IO, 0); + if (pnp_resource_enabled(res)) { + uart.port.iobase = res->start; uart.port.iotype = UPIO_PORT; } else if (pnp_mem_valid(dev, 0)) { uart.port.mapbase = pnp_mem_start(dev, 0); diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index cf9210db9fa..7e7006fd404 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -211,14 +211,14 @@ config SERIAL_SAMSUNG config SERIAL_SAMSUNG_UARTS_4 bool depends on PLAT_SAMSUNG - default y if !(CPU_S3C2410 || SERIAL_S3C2412 || CPU_S3C2440 || CPU_S3C2442) + default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) help Internal node for the common case of 4 Samsung compatible UARTs config SERIAL_SAMSUNG_UARTS int depends on PLAT_SAMSUNG - default 6 if ARCH_S5P6450 + default 6 if CPU_S5P6450 default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 default 3 help diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c index 719594e5fc2..52a3ecd4042 100644 --- a/drivers/tty/serial/bcm63xx_uart.c +++ b/drivers/tty/serial/bcm63xx_uart.c @@ -235,7 +235,7 @@ static const char *bcm_uart_type(struct uart_port *port) */ static void bcm_uart_do_rx(struct uart_port *port) { - struct tty_port *port = &port->state->port; + struct tty_port *tty_port = &port->state->port; unsigned int max_count; /* limit number of char read in interrupt, should not be @@ -260,7 +260,7 @@ static void bcm_uart_do_rx(struct uart_port *port) bcm_uart_writel(port, val, UART_CTL_REG); port->icount.overrun++; - tty_insert_flip_char(port, 0, TTY_OVERRUN); + tty_insert_flip_char(tty_port, 0, TTY_OVERRUN); } if (!(iestat & UART_IR_STAT(UART_IR_RXNOTEMPTY))) @@ -299,11 +299,11 @@ static void bcm_uart_do_rx(struct uart_port *port) if ((cstat & port->ignore_status_mask) == 0) - tty_insert_flip_char(port, c, flag); + tty_insert_flip_char(tty_port, c, flag); } while (--max_count); - tty_flip_buffer_push(port); + tty_flip_buffer_push(tty_port); } /* diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c index c0e1fad51be..018bad92255 100644 --- a/drivers/tty/serial/mpc52xx_uart.c +++ b/drivers/tty/serial/mpc52xx_uart.c @@ -550,7 +550,7 @@ static int mpc512x_psc_clock(struct uart_port *port, int enable) return 0; psc_num = (port->mapbase & 0xf00) >> 8; - snprintf(clk_name, sizeof(clk_name), "psc%d_clk", psc_num); + snprintf(clk_name, sizeof(clk_name), "psc%d_mclk", psc_num); psc_clk = clk_get(port->dev, clk_name); if (IS_ERR(psc_clk)) { dev_err(port->dev, "Failed to get PSC clock entry!\n"); diff --git a/drivers/tty/serial/of_serial.c b/drivers/tty/serial/of_serial.c index d5874605682..b025d543827 100644 --- a/drivers/tty/serial/of_serial.c +++ b/drivers/tty/serial/of_serial.c @@ -241,6 +241,12 @@ static struct of_device_id of_platform_serial_table[] = { { .compatible = "ns16850", .data = (void *)PORT_16850, }, { .compatible = "nvidia,tegra20-uart", .data = (void *)PORT_TEGRA, }, { .compatible = "nxp,lpc3220-uart", .data = (void *)PORT_LPC3220, }, + { .compatible = "altr,16550-FIFO32", + .data = (void *)PORT_ALTR_16550_F32, }, + { .compatible = "altr,16550-FIFO64", + .data = (void *)PORT_ALTR_16550_F64, }, + { .compatible = "altr,16550-FIFO128", + .data = (void *)PORT_ALTR_16550_F128, }, #ifdef CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL { .compatible = "ibm,qpace-nwp-serial", .data = (void *)PORT_NWPSERIAL, }, diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index a3f9dd5c9df..705240e6c4e 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -611,14 +611,7 @@ static int vt8500_serial_probe(struct platform_device *pdev) vt8500_port->uart.dev = &pdev->dev; vt8500_port->uart.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF; - vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0); - if (!IS_ERR(vt8500_port->clk)) { - vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk); - } else { - /* use the default of 24Mhz if not specified and warn */ - pr_warn("%s: serial clock source not specified\n", __func__); - vt8500_port->uart.uartclk = 24000000; - } + vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk); snprintf(vt8500_port->name, sizeof(vt8500_port->name), "VT8500 UART%d", pdev->id); diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index bb119934e76..578aa7594b1 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -425,7 +425,7 @@ static void flush_to_ldisc(struct work_struct *work) struct tty_ldisc *disc; tty = port->itty; - if (WARN_RATELIMIT(tty == NULL, "tty is NULL\n")) + if (tty == NULL) return; disc = tty_ldisc_ref(tty); diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index f5ed3d75fa5..8f5ebced5df 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -46,7 +46,7 @@ obj-$(CONFIG_USB_MICROTEK) += image/ obj-$(CONFIG_USB_SERIAL) += serial/ obj-$(CONFIG_USB) += misc/ -obj-$(CONFIG_USB_COMMON) += phy/ +obj-$(CONFIG_USB_OTG_UTILS) += phy/ obj-$(CONFIG_EARLY_PRINTK_DBGP) += early/ obj-$(CONFIG_USB_ATM) += atm/ diff --git a/drivers/usb/c67x00/c67x00-sched.c b/drivers/usb/c67x00/c67x00-sched.c index a03fbc15fa9..aa491627a45 100644 --- a/drivers/usb/c67x00/c67x00-sched.c +++ b/drivers/usb/c67x00/c67x00-sched.c @@ -100,7 +100,7 @@ struct c67x00_urb_priv { #define TD_PIDEP_OFFSET 0x04 #define TD_PIDEPMASK_PID 0xF0 #define TD_PIDEPMASK_EP 0x0F -#define TD_PORTLENMASK_DL 0x02FF +#define TD_PORTLENMASK_DL 0x03FF #define TD_PORTLENMASK_PN 0xC000 #define TD_STATUS_OFFSET 0x07 @@ -590,7 +590,7 @@ static int c67x00_create_td(struct c67x00_hcd *c67x00, struct urb *urb, { struct c67x00_td *td; struct c67x00_urb_priv *urbp = urb->hcpriv; - const __u8 active_flag = 1, retry_cnt = 1; + const __u8 active_flag = 1, retry_cnt = 3; __u8 cmd = 0; int tt = 0; diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 2f45bba8561..f64fbea1cf2 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -1767,7 +1767,7 @@ static int udc_start(struct ci13xxx *ci) goto put_transceiver; } - retval = dbg_create_files(&ci->gadget.dev); + retval = dbg_create_files(ci->dev); if (retval) goto unreg_device; @@ -1796,7 +1796,7 @@ remove_trans: dev_err(dev, "error = %i\n", retval); remove_dbg: - dbg_remove_files(&ci->gadget.dev); + dbg_remove_files(ci->dev); unreg_device: device_unregister(&ci->gadget.dev); put_transceiver: @@ -1836,7 +1836,7 @@ static void udc_stop(struct ci13xxx *ci) if (ci->global_phy) usb_put_phy(ci->transceiver); } - dbg_remove_files(&ci->gadget.dev); + dbg_remove_files(ci->dev); device_unregister(&ci->gadget.dev); /* my kobject is dynamic, I swear! */ memset(&ci->gadget, 0, sizeof(ci->gadget)); diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 5f0cb417b73..122d056d96d 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -56,6 +56,7 @@ MODULE_DEVICE_TABLE (usb, wdm_ids); #define WDM_RESPONDING 7 #define WDM_SUSPENDING 8 #define WDM_RESETTING 9 +#define WDM_OVERFLOW 10 #define WDM_MAX 16 @@ -155,6 +156,7 @@ static void wdm_in_callback(struct urb *urb) { struct wdm_device *desc = urb->context; int status = urb->status; + int length = urb->actual_length; spin_lock(&desc->iuspin); clear_bit(WDM_RESPONDING, &desc->flags); @@ -185,9 +187,17 @@ static void wdm_in_callback(struct urb *urb) } desc->rerr = status; - desc->reslength = urb->actual_length; - memmove(desc->ubuf + desc->length, desc->inbuf, desc->reslength); - desc->length += desc->reslength; + if (length + desc->length > desc->wMaxCommand) { + /* The buffer would overflow */ + set_bit(WDM_OVERFLOW, &desc->flags); + } else { + /* we may already be in overflow */ + if (!test_bit(WDM_OVERFLOW, &desc->flags)) { + memmove(desc->ubuf + desc->length, desc->inbuf, length); + desc->length += length; + desc->reslength = length; + } + } skip_error: wake_up(&desc->wait); @@ -435,6 +445,11 @@ retry: rv = -ENODEV; goto err; } + if (test_bit(WDM_OVERFLOW, &desc->flags)) { + clear_bit(WDM_OVERFLOW, &desc->flags); + rv = -ENOBUFS; + goto err; + } i++; if (file->f_flags & O_NONBLOCK) { if (!test_bit(WDM_READ, &desc->flags)) { @@ -478,6 +493,7 @@ retry: spin_unlock_irq(&desc->iuspin); goto retry; } + if (!desc->reslength) { /* zero length read */ dev_dbg(&desc->intf->dev, "%s: zero length - clearing WDM_READ\n", __func__); clear_bit(WDM_READ, &desc->flags); @@ -1004,6 +1020,7 @@ static int wdm_post_reset(struct usb_interface *intf) struct wdm_device *desc = wdm_find_device(intf); int rv; + clear_bit(WDM_OVERFLOW, &desc->flags); clear_bit(WDM_RESETTING, &desc->flags); rv = recover_from_urb_loss(desc); mutex_unlock(&desc->wlock); diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 999909451e3..ffa6b004a84 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -583,6 +583,7 @@ static int dwc3_remove(struct platform_device *pdev) break; } + dwc3_free_event_buffers(dwc); dwc3_core_exit(dwc); return 0; diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c index b50da53e9a5..b082bec7343 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -23,8 +23,6 @@ #include <linux/usb/nop-usb-xceiv.h> #include <linux/of.h> -#include "core.h" - struct dwc3_exynos { struct platform_device *dwc3; struct platform_device *usb2_phy; diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 22f337f5721..afa05e3c9cf 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -54,8 +54,6 @@ #include <linux/usb/otg.h> #include <linux/usb/nop-usb-xceiv.h> -#include "core.h" - /* * All these registers belong to OMAP's Wrapper around the * DesignWare USB3 Core. @@ -465,20 +463,20 @@ static int dwc3_omap_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id of_dwc3_matach[] = { +static const struct of_device_id of_dwc3_match[] = { { "ti,dwc3", }, { }, }; -MODULE_DEVICE_TABLE(of, of_dwc3_matach); +MODULE_DEVICE_TABLE(of, of_dwc3_match); static struct platform_driver dwc3_omap_driver = { .probe = dwc3_omap_probe, .remove = dwc3_omap_remove, .driver = { .name = "omap-dwc3", - .of_match_table = of_dwc3_matach, + .of_match_table = of_dwc3_match, }, }; diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 7d70f44567d..e8d77689a32 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -45,8 +45,6 @@ #include <linux/usb/otg.h> #include <linux/usb/nop-usb-xceiv.h> -#include "core.h" - /* FIXME define these in <linux/pci_ids.h> */ #define PCI_VENDOR_ID_SYNOPSYS 0x16c3 #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index d7da073a23f..1d139ca05ef 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -891,7 +891,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, DWC3_TRBCTL_CONTROL_DATA); } else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket) && (dep->number == 0)) { - u32 transfer_size; + u32 transfer_size; + u32 maxpacket; ret = usb_gadget_map_request(&dwc->gadget, &req->request, dep->number); @@ -902,8 +903,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, WARN_ON(req->request.length > DWC3_EP0_BOUNCE_SIZE); - transfer_size = roundup(req->request.length, - (u32) dep->endpoint.maxpacket); + maxpacket = dep->endpoint.maxpacket; + transfer_size = roundup(req->request.length, maxpacket); dwc->ep0_bounced = true; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index a04342f6cbf..82e160e96fc 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2159,7 +2159,6 @@ static void dwc3_gadget_phy_suspend(struct dwc3 *dwc, u8 speed) static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) { - struct dwc3_gadget_ep_cmd_params params; struct dwc3_ep *dep; int ret; u32 reg; @@ -2167,8 +2166,6 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) dev_vdbg(dwc->dev, "%s\n", __func__); - memset(¶ms, 0x00, sizeof(params)); - reg = dwc3_readl(dwc->regs, DWC3_DSTS); speed = reg & DWC3_DSTS_CONNECTSPD; dwc->speed = speed; diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile index 97a13c349cc..82fb2251135 100644 --- a/drivers/usb/gadget/Makefile +++ b/drivers/usb/gadget/Makefile @@ -35,6 +35,12 @@ mv_udc-y := mv_udc_core.o obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o obj-$(CONFIG_USB_MV_U3D) += mv_u3d_core.o +# USB Functions +obj-$(CONFIG_USB_F_ACM) += f_acm.o +f_ss_lb-y := f_loopback.o f_sourcesink.o +obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o +obj-$(CONFIG_USB_U_SERIAL) += u_serial.o + # # USB gadget drivers # @@ -74,9 +80,3 @@ obj-$(CONFIG_USB_G_WEBCAM) += g_webcam.o obj-$(CONFIG_USB_G_NCM) += g_ncm.o obj-$(CONFIG_USB_G_ACM_MS) += g_acm_ms.o obj-$(CONFIG_USB_GADGET_TARGET) += tcm_usb_gadget.o - -# USB Functions -obj-$(CONFIG_USB_F_ACM) += f_acm.o -f_ss_lb-y := f_loopback.o f_sourcesink.o -obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o -obj-$(CONFIG_USB_U_SERIAL) += u_serial.o diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 7c821de8ce3..c0d62b27861 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1757,10 +1757,7 @@ static const struct usb_gadget_driver composite_driver_template = { /** * usb_composite_probe() - register a composite driver * @driver: the driver to register - * @bind: the callback used to allocate resources that are shared across the - * whole device, such as string IDs, and add its configurations using - * @usb_add_config(). This may fail by returning a negative errno - * value; it should return zero on successful initialization. + * * Context: single threaded during gadget setup * * This function is used to register drivers using the composite driver diff --git a/drivers/usb/gadget/f_uac1.c b/drivers/usb/gadget/f_uac1.c index f570e667a64..fa8ea4ea00c 100644 --- a/drivers/usb/gadget/f_uac1.c +++ b/drivers/usb/gadget/f_uac1.c @@ -418,6 +418,7 @@ static int audio_get_intf_req(struct usb_function *f, req->context = audio; req->complete = f_audio_complete; + len = min_t(size_t, sizeof(value), len); memcpy(req->buf, &value, len); return len; diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c index 8efd7555fa2..5bd930d779b 100644 --- a/drivers/usb/gadget/imx_udc.c +++ b/drivers/usb/gadget/imx_udc.c @@ -1334,27 +1334,18 @@ static int imx_udc_start(struct usb_gadget *gadget, struct usb_gadget_driver *driver) { struct imx_udc_struct *imx_usb; - int retval; imx_usb = container_of(gadget, struct imx_udc_struct, gadget); /* first hook up the driver ... */ imx_usb->driver = driver; imx_usb->gadget.dev.driver = &driver->driver; - retval = device_add(&imx_usb->gadget.dev); - if (retval) - goto fail; - D_INI(imx_usb->dev, "<%s> registered gadget driver '%s'\n", __func__, driver->driver.name); imx_udc_enable(imx_usb); return 0; -fail: - imx_usb->driver = NULL; - imx_usb->gadget.dev.driver = NULL; - return retval; } static int imx_udc_stop(struct usb_gadget *gadget, @@ -1370,8 +1361,6 @@ static int imx_udc_stop(struct usb_gadget *gadget, imx_usb->gadget.dev.driver = NULL; imx_usb->driver = NULL; - device_del(&imx_usb->gadget.dev); - D_INI(imx_usb->dev, "<%s> unregistered gadget driver '%s'\n", __func__, driver->driver.name); @@ -1477,6 +1466,10 @@ static int __init imx_udc_probe(struct platform_device *pdev) imx_usb->gadget.dev.parent = &pdev->dev; imx_usb->gadget.dev.dma_mask = pdev->dev.dma_mask; + ret = device_add(&imx_usb->gadget.dev); + if (retval) + goto fail4; + platform_set_drvdata(pdev, imx_usb); usb_init_data(imx_usb); @@ -1488,9 +1481,11 @@ static int __init imx_udc_probe(struct platform_device *pdev) ret = usb_add_gadget_udc(&pdev->dev, &imx_usb->gadget); if (ret) - goto fail4; + goto fail5; return 0; +fail5: + device_unregister(&imx_usb->gadget.dev); fail4: for (i = 0; i < IMX_USB_NB_EP + 1; i++) free_irq(imx_usb->usbd_int[i], imx_usb); @@ -1514,6 +1509,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev) int i; usb_del_gadget_udc(&imx_usb->gadget); + device_unregister(&imx_usb->gadget.dev); imx_udc_disable(imx_usb); del_timer(&imx_usb->timer); diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 06be85c2b23..f8445653577 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -62,6 +62,7 @@ #define DRIVER_VERSION "4 October 2004" #define OMAP_DMA_USB_W2FC_TX0 29 +#define OMAP_DMA_USB_W2FC_RX0 26 /* * The OMAP UDC needs _very_ early endpoint setup: before enabling the @@ -1310,7 +1311,7 @@ static int omap_pullup(struct usb_gadget *gadget, int is_on) } static int omap_udc_start(struct usb_gadget *g, - struct usb_gadget_driver *driver) + struct usb_gadget_driver *driver); static int omap_udc_stop(struct usb_gadget *g, struct usb_gadget_driver *driver); diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c index 2bbcdce942d..d0f37484b6b 100644 --- a/drivers/usb/gadget/pxa25x_udc.c +++ b/drivers/usb/gadget/pxa25x_udc.c @@ -1266,13 +1266,6 @@ static int pxa25x_udc_start(struct usb_gadget *g, dev->gadget.dev.driver = &driver->driver; dev->pullup = 1; - retval = device_add (&dev->gadget.dev); - if (retval) { - dev->driver = NULL; - dev->gadget.dev.driver = NULL; - return retval; - } - /* ... then enable host detection and ep0; and we're ready * for set_configuration as well as eventual disconnect. */ @@ -1310,6 +1303,10 @@ stop_activity(struct pxa25x_udc *dev, struct usb_gadget_driver *driver) } del_timer_sync(&dev->timer); + /* report disconnect; the driver is already quiesced */ + if (driver) + driver->disconnect(&dev->gadget); + /* re-init driver-visible data structures */ udc_reinit(dev); } @@ -1331,7 +1328,6 @@ static int pxa25x_udc_stop(struct usb_gadget*g, dev->gadget.dev.driver = NULL; dev->driver = NULL; - device_del (&dev->gadget.dev); dump_state(dev); return 0; @@ -2146,6 +2142,13 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev) dev->gadget.dev.parent = &pdev->dev; dev->gadget.dev.dma_mask = pdev->dev.dma_mask; + retval = device_add(&dev->gadget.dev); + if (retval) { + dev->driver = NULL; + dev->gadget.dev.driver = NULL; + goto err_device_add; + } + the_controller = dev; platform_set_drvdata(pdev, dev); @@ -2196,6 +2199,8 @@ lubbock_fail0: free_irq(irq, dev); #endif err_irq1: + device_unregister(&dev->gadget.dev); + err_device_add: if (gpio_is_valid(dev->mach->gpio_pullup)) gpio_free(dev->mach->gpio_pullup); err_gpio_pullup: @@ -2217,10 +2222,11 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev) { struct pxa25x_udc *dev = platform_get_drvdata(pdev); - usb_del_gadget_udc(&dev->gadget); if (dev->driver) return -EBUSY; + usb_del_gadget_udc(&dev->gadget); + device_unregister(&dev->gadget.dev); dev->pullup = 0; pullup(dev); diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c index f7d25795821..2fc867652ef 100644 --- a/drivers/usb/gadget/pxa27x_udc.c +++ b/drivers/usb/gadget/pxa27x_udc.c @@ -1814,11 +1814,6 @@ static int pxa27x_udc_start(struct usb_gadget *g, udc->gadget.dev.driver = &driver->driver; dplus_pullup(udc, 1); - retval = device_add(&udc->gadget.dev); - if (retval) { - dev_err(udc->dev, "device_add error %d\n", retval); - goto fail; - } if (!IS_ERR_OR_NULL(udc->transceiver)) { retval = otg_set_peripheral(udc->transceiver->otg, &udc->gadget); @@ -1876,7 +1871,6 @@ static int pxa27x_udc_stop(struct usb_gadget *g, udc->driver = NULL; - device_del(&udc->gadget.dev); if (!IS_ERR_OR_NULL(udc->transceiver)) return otg_set_peripheral(udc->transceiver->otg, NULL); @@ -2480,13 +2474,24 @@ static int __init pxa_udc_probe(struct platform_device *pdev) driver_name, udc->irq, retval); goto err_irq; } + + retval = device_add(&udc->gadget.dev); + if (retval) { + dev_err(udc->dev, "device_add error %d\n", retval); + goto err_dev_add; + } + retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget); if (retval) goto err_add_udc; pxa_init_debugfs(udc); + return 0; + err_add_udc: + device_unregister(&udc->gadget.dev); +err_dev_add: free_irq(udc->irq, udc); err_irq: iounmap(udc->regs); @@ -2507,6 +2512,7 @@ static int __exit pxa_udc_remove(struct platform_device *_dev) int gpio = udc->mach->gpio_pullup; usb_del_gadget_udc(&udc->gadget); + device_del(&udc->gadget.dev); usb_gadget_unregister_driver(udc->driver); free_irq(udc->irq, udc); pxa_cleanup_debugfs(udc); diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c index fc07b438128..08f89652533 100644 --- a/drivers/usb/gadget/s3c2410_udc.c +++ b/drivers/usb/gadget/s3c2410_udc.c @@ -1668,8 +1668,7 @@ static void s3c2410_udc_enable(struct s3c2410_udc *dev) static int s3c2410_udc_start(struct usb_gadget *g, struct usb_gadget_driver *driver) { - struct s3c2410_udc *udc = to_s3c2410(g) - int retval; + struct s3c2410_udc *udc = to_s3c2410(g); dprintk(DEBUG_NORMAL, "%s() '%s'\n", __func__, driver->driver.name); @@ -1677,22 +1676,10 @@ static int s3c2410_udc_start(struct usb_gadget *g, udc->driver = driver; udc->gadget.dev.driver = &driver->driver; - /* Bind the driver */ - retval = device_add(&udc->gadget.dev); - if (retval) { - dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval); - goto register_error; - } - /* Enable udc */ s3c2410_udc_enable(udc); return 0; - -register_error: - udc->driver = NULL; - udc->gadget.dev.driver = NULL; - return retval; } static int s3c2410_udc_stop(struct usb_gadget *g, @@ -1700,7 +1687,6 @@ static int s3c2410_udc_stop(struct usb_gadget *g, { struct s3c2410_udc *udc = to_s3c2410(g); - device_del(&udc->gadget.dev); udc->driver = NULL; /* Disable udc */ @@ -1842,6 +1828,13 @@ static int s3c2410_udc_probe(struct platform_device *pdev) udc->gadget.dev.parent = &pdev->dev; udc->gadget.dev.dma_mask = pdev->dev.dma_mask; + /* Bind the driver */ + retval = device_add(&udc->gadget.dev); + if (retval) { + dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval); + goto err_device_add; + } + the_controller = udc; platform_set_drvdata(pdev, udc); @@ -1930,6 +1923,8 @@ err_gpio_claim: err_int: free_irq(IRQ_USBD, udc); err_map: + device_unregister(&udc->gadget.dev); +err_device_add: iounmap(base_addr); err_mem: release_mem_region(rsrc_start, rsrc_len); @@ -1947,10 +1942,11 @@ static int s3c2410_udc_remove(struct platform_device *pdev) dev_dbg(&pdev->dev, "%s()\n", __func__); - usb_del_gadget_udc(&udc->gadget); if (udc->driver) return -EBUSY; + usb_del_gadget_udc(&udc->gadget); + device_unregister(&udc->gadget.dev); debugfs_remove(udc->regs_info); if (udc_info && !udc_info->udc_command && diff --git a/drivers/usb/gadget/u_uac1.c b/drivers/usb/gadget/u_uac1.c index e0c5e88e03e..c7d460f4339 100644 --- a/drivers/usb/gadget/u_uac1.c +++ b/drivers/usb/gadget/u_uac1.c @@ -240,8 +240,11 @@ static int gaudio_open_snd_dev(struct gaudio *card) snd = &card->playback; snd->filp = filp_open(fn_play, O_WRONLY, 0); if (IS_ERR(snd->filp)) { + int ret = PTR_ERR(snd->filp); + ERROR(card, "No such PCM playback device: %s\n", fn_play); snd->filp = NULL; + return ret; } pcm_file = snd->filp->private_data; snd->substream = pcm_file->substream; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index b416a3fc995..5726cb144ab 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -748,11 +748,9 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) /* guard against (alleged) silicon errata */ if (cmd & CMD_IAAD) ehci_dbg(ehci, "IAA with IAAD still set?\n"); - if (ehci->async_iaa) { + if (ehci->async_iaa) COUNT(ehci->stats.iaa); - end_unlink_async(ehci); - } else - ehci_dbg(ehci, "IAA with nothing unlinked?\n"); + end_unlink_async(ehci); } /* remote wakeup [4.3.1] */ diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index fd252f0cfb3..5464665f0b6 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -135,7 +135,7 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh) * qtd is updated in qh_completions(). Update the QH * overlay here. */ - if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) { + if (qh->hw->hw_token & ACTIVE_BIT(ehci)) { qh->hw->hw_qtd_next = qtd->hw_next; qtd = NULL; } @@ -449,11 +449,19 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh) else if (last_status == -EINPROGRESS && !urb->unlinked) continue; - /* qh unlinked; token in overlay may be most current */ - if (state == QH_STATE_IDLE - && cpu_to_hc32(ehci, qtd->qtd_dma) - == hw->hw_current) { + /* + * If this was the active qtd when the qh was unlinked + * and the overlay's token is active, then the overlay + * hasn't been written back to the qtd yet so use its + * token instead of the qtd's. After the qtd is + * processed and removed, the overlay won't be valid + * any more. + */ + if (state == QH_STATE_IDLE && + qh->qtd_list.next == &qtd->qtd_list && + (hw->hw_token & ACTIVE_BIT(ehci))) { token = hc32_to_cpu(ehci, hw->hw_token); + hw->hw_token &= ~ACTIVE_BIT(ehci); /* An unlink may leave an incomplete * async transaction in the TT buffer. @@ -1170,7 +1178,7 @@ static void single_unlink_async(struct ehci_hcd *ehci, struct ehci_qh *qh) struct ehci_qh *prev; /* Add to the end of the list of QHs waiting for the next IAAD */ - qh->qh_state = QH_STATE_UNLINK; + qh->qh_state = QH_STATE_UNLINK_WAIT; if (ehci->async_unlink) ehci->async_unlink_last->unlink_next = qh; else @@ -1213,9 +1221,19 @@ static void start_iaa_cycle(struct ehci_hcd *ehci, bool nested) /* Do only the first waiting QH (nVidia bug?) */ qh = ehci->async_unlink; - ehci->async_iaa = qh; - ehci->async_unlink = qh->unlink_next; - qh->unlink_next = NULL; + + /* + * Intel (?) bug: The HC can write back the overlay region + * even after the IAA interrupt occurs. In self-defense, + * always go through two IAA cycles for each QH. + */ + if (qh->qh_state == QH_STATE_UNLINK_WAIT) { + qh->qh_state = QH_STATE_UNLINK; + } else { + ehci->async_iaa = qh; + ehci->async_unlink = qh->unlink_next; + qh->unlink_next = NULL; + } /* Make sure the unlinks are all visible to the hardware */ wmb(); diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index 45b19e2c60b..05e51432dd2 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -7,11 +7,6 @@ config USB_MUSB_HDRC tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)' depends on USB && USB_GADGET - select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN) - select NOP_USB_XCEIV if (SOC_TI81XX || SOC_AM33XX) - select TWL4030_USB if MACH_OMAP_3430SDP - select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA - select OMAP_CONTROL_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA select USB_OTG_UTILS help Say Y here if your system has a dual role high speed USB diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 60b41cc28da..daec6e0f7e3 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -1624,8 +1624,6 @@ EXPORT_SYMBOL_GPL(musb_dma_completion); /*-------------------------------------------------------------------------*/ -#ifdef CONFIG_SYSFS - static ssize_t musb_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1742,8 +1740,6 @@ static const struct attribute_group musb_attr_group = { .attrs = musb_attributes, }; -#endif /* sysfs */ - /* Only used to provide driver mode change events */ static void musb_irq_work(struct work_struct *data) { @@ -1968,11 +1964,9 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) if (status < 0) goto fail4; -#ifdef CONFIG_SYSFS status = sysfs_create_group(&musb->controller->kobj, &musb_attr_group); if (status) goto fail5; -#endif pm_runtime_put(musb->controller); diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 1762354fe79..1a42a458f2c 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -51,7 +51,7 @@ struct omap2430_glue { }; #define glue_to_musb(g) platform_get_drvdata(g->musb) -struct omap2430_glue *_glue; +static struct omap2430_glue *_glue; static struct timer_list musb_idle_timer; @@ -237,9 +237,13 @@ void omap_musb_mailbox(enum omap_musb_vbus_id_status status) { struct omap2430_glue *glue = _glue; - if (glue && glue_to_musb(glue)) { - glue->status = status; - } else { + if (!glue) { + pr_err("%s: musb core is not yet initialized\n", __func__); + return; + } + glue->status = status; + + if (!glue_to_musb(glue)) { pr_err("%s: musb core is not yet ready\n", __func__); return; } diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c index e1814397ca3..2bd03d261a5 100644 --- a/drivers/usb/otg/otg.c +++ b/drivers/usb/otg/otg.c @@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy(&phy_list, type); - if (IS_ERR(phy)) { + if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { pr_err("unable to find transceiver of type %s\n", usb_phy_type_string(type)); goto err0; @@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy_dev(dev, &phy_bind_list, index); - if (IS_ERR(phy)) { + if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { pr_err("unable to find transceiver\n"); goto err0; } @@ -301,8 +301,12 @@ EXPORT_SYMBOL(devm_usb_put_phy); */ void usb_put_phy(struct usb_phy *x) { - if (x) + if (x) { + struct module *owner = x->dev->driver->owner; + put_device(x->dev); + module_put(owner); + } } EXPORT_SYMBOL(usb_put_phy); diff --git a/drivers/usb/phy/omap-control-usb.c b/drivers/usb/phy/omap-control-usb.c index 5323b71c352..1419ceda975 100644 --- a/drivers/usb/phy/omap-control-usb.c +++ b/drivers/usb/phy/omap-control-usb.c @@ -219,32 +219,26 @@ static int omap_control_usb_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "control_dev_conf"); - control_usb->dev_conf = devm_request_and_ioremap(&pdev->dev, res); - if (!control_usb->dev_conf) { - dev_err(&pdev->dev, "Failed to obtain io memory\n"); - return -EADDRNOTAVAIL; - } + control_usb->dev_conf = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(control_usb->dev_conf)) + return PTR_ERR(control_usb->dev_conf); if (control_usb->type == OMAP_CTRL_DEV_TYPE1) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "otghs_control"); - control_usb->otghs_control = devm_request_and_ioremap( + control_usb->otghs_control = devm_ioremap_resource( &pdev->dev, res); - if (!control_usb->otghs_control) { - dev_err(&pdev->dev, "Failed to obtain io memory\n"); - return -EADDRNOTAVAIL; - } + if (IS_ERR(control_usb->otghs_control)) + return PTR_ERR(control_usb->otghs_control); } if (control_usb->type == OMAP_CTRL_DEV_TYPE2) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy_power_usb"); - control_usb->phy_power = devm_request_and_ioremap( + control_usb->phy_power = devm_ioremap_resource( &pdev->dev, res); - if (!control_usb->phy_power) { - dev_dbg(&pdev->dev, "Failed to obtain io memory\n"); - return -EADDRNOTAVAIL; - } + if (IS_ERR(control_usb->phy_power)) + return PTR_ERR(control_usb->phy_power); control_usb->sys_clk = devm_clk_get(control_usb->dev, "sys_clkin"); diff --git a/drivers/usb/phy/omap-usb3.c b/drivers/usb/phy/omap-usb3.c index fadc0c2b65b..a6e60b1e102 100644 --- a/drivers/usb/phy/omap-usb3.c +++ b/drivers/usb/phy/omap-usb3.c @@ -212,11 +212,9 @@ static int omap_usb3_probe(struct platform_device *pdev) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll_ctrl"); - phy->pll_ctrl_base = devm_request_and_ioremap(&pdev->dev, res); - if (!phy->pll_ctrl_base) { - dev_err(&pdev->dev, "ioremap of pll_ctrl failed\n"); - return -ENOMEM; - } + phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(phy->pll_ctrl_base)) + return PTR_ERR(phy->pll_ctrl_base); phy->dev = &pdev->dev; diff --git a/drivers/usb/phy/samsung-usbphy.c b/drivers/usb/phy/samsung-usbphy.c index 6ea55373383..967101ec15f 100644 --- a/drivers/usb/phy/samsung-usbphy.c +++ b/drivers/usb/phy/samsung-usbphy.c @@ -787,11 +787,9 @@ static int samsung_usbphy_probe(struct platform_device *pdev) return -ENODEV; } - phy_base = devm_request_and_ioremap(dev, phy_mem); - if (!phy_base) { - dev_err(dev, "%s: register mapping failed\n", __func__); - return -ENXIO; - } + phy_base = devm_ioremap_resource(dev, phy_mem); + if (IS_ERR(phy_base)) + return PTR_ERR(phy_base); sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL); if (!sphy) diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index edc0f0dcad8..4747d1c328f 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -85,6 +85,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */ { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */ { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */ + { USB_DEVICE(0x2405, 0x0003) }, /* West Mountain Radio RIGblaster Advantage */ { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */ { USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */ { USB_DEVICE(0x10C4, 0x815F) }, /* Timewave HamLinkUSB */ @@ -150,6 +151,25 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */ { USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */ { USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */ + { USB_DEVICE(0x1FB9, 0x0100) }, /* Lake Shore Model 121 Current Source */ + { USB_DEVICE(0x1FB9, 0x0200) }, /* Lake Shore Model 218A Temperature Monitor */ + { USB_DEVICE(0x1FB9, 0x0201) }, /* Lake Shore Model 219 Temperature Monitor */ + { USB_DEVICE(0x1FB9, 0x0202) }, /* Lake Shore Model 233 Temperature Transmitter */ + { USB_DEVICE(0x1FB9, 0x0203) }, /* Lake Shore Model 235 Temperature Transmitter */ + { USB_DEVICE(0x1FB9, 0x0300) }, /* Lake Shore Model 335 Temperature Controller */ + { USB_DEVICE(0x1FB9, 0x0301) }, /* Lake Shore Model 336 Temperature Controller */ + { USB_DEVICE(0x1FB9, 0x0302) }, /* Lake Shore Model 350 Temperature Controller */ + { USB_DEVICE(0x1FB9, 0x0303) }, /* Lake Shore Model 371 AC Bridge */ + { USB_DEVICE(0x1FB9, 0x0400) }, /* Lake Shore Model 411 Handheld Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0401) }, /* Lake Shore Model 425 Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0402) }, /* Lake Shore Model 455A Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0403) }, /* Lake Shore Model 475A Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0404) }, /* Lake Shore Model 465 Three Axis Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0600) }, /* Lake Shore Model 625A Superconducting MPS */ + { USB_DEVICE(0x1FB9, 0x0601) }, /* Lake Shore Model 642A Magnet Power Supply */ + { USB_DEVICE(0x1FB9, 0x0602) }, /* Lake Shore Model 648 Magnet Power Supply */ + { USB_DEVICE(0x1FB9, 0x0700) }, /* Lake Shore Model 737 VSM Controller */ + { USB_DEVICE(0x1FB9, 0x0701) }, /* Lake Shore Model 776 Hall Matrix */ { USB_DEVICE(0x3195, 0xF190) }, /* Link Instruments MSO-19 */ { USB_DEVICE(0x3195, 0xF280) }, /* Link Instruments MSO-28 */ { USB_DEVICE(0x3195, 0xF281) }, /* Link Instruments MSO-28 */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index f7d339d8187..558adfc0500 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -341,6 +341,8 @@ static void option_instat_callback(struct urb *urb); #define CINTERION_PRODUCT_EU3_E 0x0051 #define CINTERION_PRODUCT_EU3_P 0x0052 #define CINTERION_PRODUCT_PH8 0x0053 +#define CINTERION_PRODUCT_AH6 0x0055 +#define CINTERION_PRODUCT_PLS8 0x0060 /* Olivetti products */ #define OLIVETTI_VENDOR_ID 0x0b3c @@ -579,6 +581,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(QUANTA_VENDOR_ID, 0xea42), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c05, USB_CLASS_COMM, 0x02, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c1f, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &net_intf1_blacklist }, @@ -1260,6 +1263,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) }, + { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_AH6) }, + { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PLS8) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) }, { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) }, diff --git a/drivers/usb/serial/qcaux.c b/drivers/usb/serial/qcaux.c index 9b1b96f2d09..31f81c3c15e 100644 --- a/drivers/usb/serial/qcaux.c +++ b/drivers/usb/serial/qcaux.c @@ -69,6 +69,7 @@ static struct usb_device_id id_table[] = { { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfd, 0xff) }, /* NMEA */ { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfe, 0xff) }, /* WMC */ { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xff, 0xff) }, /* DIAG */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1fac, 0x0151, 0xff, 0xff, 0xff) }, { }, }; MODULE_DEVICE_TABLE(usb, id_table); diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index 24662547dc5..59b32b78212 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -197,12 +197,15 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) if (is_gobi1k) { /* Gobi 1K USB layout: - * 0: serial port (doesn't respond) + * 0: DM/DIAG (use libqcdm from ModemManager for communication) * 1: serial port (doesn't respond) * 2: AT-capable modem port * 3: QMI/net */ - if (ifnum == 2) + if (ifnum == 0) { + dev_dbg(dev, "Gobi 1K DM/DIAG interface found\n"); + altsetting = 1; + } else if (ifnum == 2) dev_dbg(dev, "Modem port found\n"); else altsetting = -1; diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 00e6c9bac8a..d643a4d4d77 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -661,7 +661,9 @@ void qt2_process_read_urb(struct urb *urb) __func__); break; } - tty_flip_buffer_push(&port->port); + + if (port_priv->is_open) + tty_flip_buffer_push(&port->port); newport = *(ch + 3); @@ -704,7 +706,8 @@ void qt2_process_read_urb(struct urb *urb) tty_insert_flip_string(&port->port, ch, 1); } - tty_flip_buffer_push(&port->port); + if (port_priv->is_open) + tty_flip_buffer_push(&port->port); } static void qt2_write_bulk_callback(struct urb *urb) diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c index 7ab9046ae0e..105d900150c 100644 --- a/drivers/usb/storage/initializers.c +++ b/drivers/usb/storage/initializers.c @@ -92,8 +92,8 @@ int usb_stor_ucr61s2b_init(struct us_data *us) return 0; } -/* This places the HUAWEI usb dongles in multi-port mode */ -static int usb_stor_huawei_feature_init(struct us_data *us) +/* This places the HUAWEI E220 devices in multi-port mode */ +int usb_stor_huawei_e220_init(struct us_data *us) { int result; @@ -104,75 +104,3 @@ static int usb_stor_huawei_feature_init(struct us_data *us) US_DEBUGP("Huawei mode set result is %d\n", result); return 0; } - -/* - * It will send a scsi switch command called rewind' to huawei dongle. - * When the dongle receives this command at the first time, - * it will reboot immediately. After rebooted, it will ignore this command. - * So it is unnecessary to read its response. - */ -static int usb_stor_huawei_scsi_init(struct us_data *us) -{ - int result = 0; - int act_len = 0; - struct bulk_cb_wrap *bcbw = (struct bulk_cb_wrap *) us->iobuf; - char rewind_cmd[] = {0x11, 0x06, 0x20, 0x00, 0x00, 0x01, 0x01, 0x00, - 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; - - bcbw->Signature = cpu_to_le32(US_BULK_CB_SIGN); - bcbw->Tag = 0; - bcbw->DataTransferLength = 0; - bcbw->Flags = bcbw->Lun = 0; - bcbw->Length = sizeof(rewind_cmd); - memset(bcbw->CDB, 0, sizeof(bcbw->CDB)); - memcpy(bcbw->CDB, rewind_cmd, sizeof(rewind_cmd)); - - result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcbw, - US_BULK_CB_WRAP_LEN, &act_len); - US_DEBUGP("transfer actual length=%d, result=%d\n", act_len, result); - return result; -} - -/* - * It tries to find the supported Huawei USB dongles. - * In Huawei, they assign the following product IDs - * for all of their mobile broadband dongles, - * including the new dongles in the future. - * So if the product ID is not included in this list, - * it means it is not Huawei's mobile broadband dongles. - */ -static int usb_stor_huawei_dongles_pid(struct us_data *us) -{ - struct usb_interface_descriptor *idesc; - int idProduct; - - idesc = &us->pusb_intf->cur_altsetting->desc; - idProduct = le16_to_cpu(us->pusb_dev->descriptor.idProduct); - /* The first port is CDROM, - * means the dongle in the single port mode, - * and a switch command is required to be sent. */ - if (idesc && idesc->bInterfaceNumber == 0) { - if ((idProduct == 0x1001) - || (idProduct == 0x1003) - || (idProduct == 0x1004) - || (idProduct >= 0x1401 && idProduct <= 0x1500) - || (idProduct >= 0x1505 && idProduct <= 0x1600) - || (idProduct >= 0x1c02 && idProduct <= 0x2202)) { - return 1; - } - } - return 0; -} - -int usb_stor_huawei_init(struct us_data *us) -{ - int result = 0; - - if (usb_stor_huawei_dongles_pid(us)) { - if (le16_to_cpu(us->pusb_dev->descriptor.idProduct) >= 0x1446) - result = usb_stor_huawei_scsi_init(us); - else - result = usb_stor_huawei_feature_init(us); - } - return result; -} diff --git a/drivers/usb/storage/initializers.h b/drivers/usb/storage/initializers.h index 5376d4fc76f..529327fbb06 100644 --- a/drivers/usb/storage/initializers.h +++ b/drivers/usb/storage/initializers.h @@ -46,5 +46,5 @@ int usb_stor_euscsi_init(struct us_data *us); * flash reader */ int usb_stor_ucr61s2b_init(struct us_data *us); -/* This places the HUAWEI usb dongles in multi-port mode */ -int usb_stor_huawei_init(struct us_data *us); +/* This places the HUAWEI E220 devices in multi-port mode */ +int usb_stor_huawei_e220_init(struct us_data *us); diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 72923b56bbf..da04a074e79 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -53,6 +53,14 @@ * as opposed to devices that do something strangely or wrongly. */ +/* In-kernel mode switching is deprecated. Do not add new devices to + * this list for the sole purpose of switching them to a different + * mode. Existing userspace solutions are superior. + * + * New mode switching devices should instead be added to the database + * maintained at http://www.draisberghof.de/usb_modeswitch/ + */ + #if !defined(CONFIG_USB_STORAGE_SDDR09) && \ !defined(CONFIG_USB_STORAGE_SDDR09_MODULE) #define NO_SDDR09 @@ -1527,10 +1535,335 @@ UNUSUAL_DEV( 0x1210, 0x0003, 0x0100, 0x0100, /* Reported by fangxiaozhi <huananhu@huawei.com> * This brings the HUAWEI data card devices into multi-port mode */ -UNUSUAL_VENDOR_INTF(0x12d1, 0x08, 0x06, 0x50, +UNUSUAL_DEV( 0x12d1, 0x1001, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1003, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1004, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1401, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1402, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1403, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1404, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1405, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1406, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1407, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1408, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1409, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140F, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1410, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1411, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1412, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1413, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1414, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1415, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1416, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1417, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1418, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1419, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141F, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1420, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1421, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1422, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1423, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1424, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1425, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1426, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1427, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1428, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1429, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142F, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1430, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1431, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1432, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1433, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1434, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1435, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1436, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1437, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1438, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1439, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143F, 0x0000, 0x0000, "HUAWEI MOBILE", "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_init, + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, 0), /* Reported by Vilius Bilinkevicius <vilisas AT xxx DOT lt) */ diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c index d39dfa4cc23..46d97014342 100644 --- a/drivers/w1/masters/w1-gpio.c +++ b/drivers/w1/masters/w1-gpio.c @@ -47,11 +47,13 @@ static u8 w1_gpio_read_bit(void *data) return gpio_get_value(pdata->pin) ? 1 : 0; } +#if defined(CONFIG_OF) static struct of_device_id w1_gpio_dt_ids[] = { { .compatible = "w1-gpio" }, {} }; MODULE_DEVICE_TABLE(of, w1_gpio_dt_ids); +#endif static int w1_gpio_probe_dt(struct platform_device *pdev) { @@ -158,7 +160,7 @@ static int w1_gpio_probe(struct platform_device *pdev) return err; } -static int __exit w1_gpio_remove(struct platform_device *pdev) +static int w1_gpio_remove(struct platform_device *pdev) { struct w1_bus_master *master = platform_get_drvdata(pdev); struct w1_gpio_platform_data *pdata = pdev->dev.platform_data; @@ -210,7 +212,7 @@ static struct platform_driver w1_gpio_driver = { .of_match_table = of_match_ptr(w1_gpio_dt_ids), }, .probe = w1_gpio_probe, - .remove = __exit_p(w1_gpio_remove), + .remove = w1_gpio_remove, .suspend = w1_gpio_suspend, .resume = w1_gpio_resume, }; diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index 7994d933f04..7ce277d2bb6 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -924,7 +924,8 @@ void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb tmp64 = (triplet_ret >> 2); rn |= (tmp64 << i); - if (kthread_should_stop()) { + /* ensure we're called from kthread and not by netlink callback */ + if (!dev->priv && kthread_should_stop()) { mutex_unlock(&dev->bus_mutex); dev_dbg(&dev->dev, "Abort w1_search\n"); return; diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c index 316df65163c..f3278a6603c 100644 --- a/drivers/xen/xen-acpi-processor.c +++ b/drivers/xen/xen-acpi-processor.c @@ -500,16 +500,16 @@ static int __init xen_acpi_processor_init(void) (void)acpi_processor_preregister_performance(acpi_perf_data); for_each_possible_cpu(i) { + struct acpi_processor *pr; struct acpi_processor_performance *perf; + pr = per_cpu(processors, i); perf = per_cpu_ptr(acpi_perf_data, i); - rc = acpi_processor_register_performance(perf, i); + pr->performance = perf; + rc = acpi_processor_get_performance_info(pr); if (rc) goto err_out; } - rc = acpi_processor_notify_smm(THIS_MODULE); - if (rc) - goto err_unregister; for_each_possible_cpu(i) { struct acpi_processor *_pr; diff --git a/drivers/xen/xen-pciback/pciback_ops.c b/drivers/xen/xen-pciback/pciback_ops.c index 37c1f825f51..b98cf0c3572 100644 --- a/drivers/xen/xen-pciback/pciback_ops.c +++ b/drivers/xen/xen-pciback/pciback_ops.c @@ -113,7 +113,8 @@ void xen_pcibk_reset_device(struct pci_dev *dev) if (dev->msi_enabled) pci_disable_msi(dev); #endif - pci_disable_device(dev); + if (pci_is_enabled(dev)) + pci_disable_device(dev); pci_write_config_word(dev, PCI_COMMAND, 0); diff --git a/drivers/xen/xen-stub.c b/drivers/xen/xen-stub.c index d85e411cbf8..bbef194c5b0 100644 --- a/drivers/xen/xen-stub.c +++ b/drivers/xen/xen-stub.c @@ -25,7 +25,6 @@ #include <linux/export.h> #include <linux/types.h> #include <linux/acpi.h> -#include <acpi/acpi_drivers.h> #include <xen/acpi.h> #ifdef CONFIG_ACPI diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 3e074dab2d5..9ac2eca681e 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -1467,8 +1467,11 @@ int lookup_inline_extent_backref(struct btrfs_trans_handle *trans, if (ret && !insert) { err = -ENOENT; goto out; + } else if (ret) { + err = -EIO; + WARN_ON(1); + goto out; } - BUG_ON(ret); /* Corruption */ leaf = path->nodes[0]; item_size = btrfs_item_size_nr(leaf, path->slots[0]); diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index af1d0605a5c..5b4ea5f55b8 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -591,6 +591,7 @@ void btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end, } compressed = test_bit(EXTENT_FLAG_COMPRESSED, &em->flags); clear_bit(EXTENT_FLAG_PINNED, &em->flags); + clear_bit(EXTENT_FLAG_LOGGING, &flags); remove_extent_mapping(em_tree, em); if (no_splits) goto next; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index d1470adca8f..ca1b767d51f 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -2312,6 +2312,7 @@ again: key.type = BTRFS_EXTENT_DATA_KEY; key.offset = start; + path->leave_spinning = 1; if (merge) { struct btrfs_file_extent_item *fi; u64 extent_len; @@ -2368,6 +2369,7 @@ again: btrfs_mark_buffer_dirty(leaf); inode_add_bytes(inode, len); + btrfs_release_path(path); ret = btrfs_inc_extent_ref(trans, root, new->bytenr, new->disk_len, 0, @@ -2381,6 +2383,7 @@ again: ret = 1; out_free_path: btrfs_release_path(path); + path->leave_spinning = 0; btrfs_end_transaction(trans, root); out_unlock: unlock_extent_cached(&BTRFS_I(inode)->io_tree, lock_start, lock_end, diff --git a/fs/btrfs/locking.h b/fs/btrfs/locking.h index ca52681e5f4..b81e0e9a489 100644 --- a/fs/btrfs/locking.h +++ b/fs/btrfs/locking.h @@ -26,7 +26,6 @@ void btrfs_tree_lock(struct extent_buffer *eb); void btrfs_tree_unlock(struct extent_buffer *eb); -int btrfs_try_spin_lock(struct extent_buffer *eb); void btrfs_tree_read_lock(struct extent_buffer *eb); void btrfs_tree_read_unlock(struct extent_buffer *eb); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index aee4b1cc3d9..5471e47d655 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1525,21 +1525,23 @@ int btrfs_qgroup_reserve(struct btrfs_root *root, u64 num_bytes) if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_RFER) && qg->reserved + qg->rfer + num_bytes > - qg->max_rfer) + qg->max_rfer) { ret = -EDQUOT; + goto out; + } if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_EXCL) && qg->reserved + qg->excl + num_bytes > - qg->max_excl) + qg->max_excl) { ret = -EDQUOT; + goto out; + } list_for_each_entry(glist, &qg->groups, next_group) { ulist_add(ulist, glist->group->qgroupid, (uintptr_t)glist->group, GFP_ATOMIC); } } - if (ret) - goto out; /* * no limits exceeded, now record the reservation into all qgroups diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 9250b9c4f01..50767bbaad6 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -625,14 +625,13 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, btrfs_trans_release_metadata(trans, root); trans->block_rsv = NULL; - /* - * the same root has to be passed to start_transaction and - * end_transaction. Subvolume quota depends on this. - */ - WARN_ON(trans->root != root); if (trans->qgroup_reserved) { - btrfs_qgroup_free(root, trans->qgroup_reserved); + /* + * the same root has to be passed here between start_transaction + * and end_transaction. Subvolume quota depends on this. + */ + btrfs_qgroup_free(trans->root, trans->qgroup_reserved); trans->qgroup_reserved = 0; } diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 6b9cff42265..5989a92236f 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -684,6 +684,12 @@ int btrfs_close_devices(struct btrfs_fs_devices *fs_devices) __btrfs_close_devices(fs_devices); free_fs_devices(fs_devices); } + /* + * Wait for rcu kworkers under __btrfs_close_devices + * to finish all blkdev_puts so device is really + * free when umount is done. + */ + rcu_barrier(); return ret; } diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 1a052c0eee8..3cf8a15af91 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -777,6 +777,7 @@ struct file_system_type cifs_fs_type = { .kill_sb = cifs_kill_sb, /* .fs_flags */ }; +MODULE_ALIAS_FS("cifs"); const struct inode_operations cifs_dir_inode_ops = { .create = cifs_create, .atomic_open = cifs_atomic_open, diff --git a/fs/compat.c b/fs/compat.c index fe40fde2911..d487985dd0e 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -558,6 +558,10 @@ ssize_t compat_rw_copy_check_uvector(int type, } *ret_pointer = iov; + ret = -EFAULT; + if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector))) + goto out; + /* * Single unix specification: * We should -EINVAL if an element length is not >= 0 and fitting an @@ -1080,17 +1084,12 @@ static ssize_t compat_do_readv_writev(int type, struct file *file, if (!file->f_op) goto out; - ret = -EFAULT; - if (!access_ok(VERIFY_READ, uvector, nr_segs*sizeof(*uvector))) - goto out; - - tot_len = compat_rw_copy_check_uvector(type, uvector, nr_segs, + ret = compat_rw_copy_check_uvector(type, uvector, nr_segs, UIO_FASTIOV, iovstack, &iov); - if (tot_len == 0) { - ret = 0; + if (ret <= 0) goto out; - } + tot_len = ret; ret = rw_verify_area(type, file, pos, tot_len); if (ret < 0) goto out; diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c index 8f370e012e6..7cadd823bb3 100644 --- a/fs/ext2/ialloc.c +++ b/fs/ext2/ialloc.c @@ -118,7 +118,6 @@ void ext2_free_inode (struct inode * inode) * as writing the quota to disk may need the lock as well. */ /* Quota is already initialized in iput() */ - ext2_xattr_delete_inode(inode); dquot_free_inode(inode); dquot_drop(inode); diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index c3881e56662..fe60cc1117d 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -34,6 +34,7 @@ #include "ext2.h" #include "acl.h" #include "xip.h" +#include "xattr.h" static int __ext2_write_inode(struct inode *inode, int do_sync); @@ -88,6 +89,7 @@ void ext2_evict_inode(struct inode * inode) inode->i_size = 0; if (inode->i_blocks) ext2_truncate_blocks(inode, 0); + ext2_xattr_delete_inode(inode); } invalidate_inode_buffers(inode); diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 1d6e2ed8532..fb5120a5505 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -353,7 +353,7 @@ static struct block_device *ext3_blkdev_get(dev_t dev, struct super_block *sb) return bdev; fail: - ext3_msg(sb, "error: failed to open journal device %s: %ld", + ext3_msg(sb, KERN_ERR, "error: failed to open journal device %s: %ld", __bdevname(dev, b), PTR_ERR(bdev)); return NULL; @@ -887,7 +887,7 @@ static ext3_fsblk_t get_sb_block(void **data, struct super_block *sb) /*todo: use simple_strtoll with >32bit ext3 */ sb_block = simple_strtoul(options, &options, 0); if (*options && *options != ',') { - ext3_msg(sb, "error: invalid sb specification: %s", + ext3_msg(sb, KERN_ERR, "error: invalid sb specification: %s", (char *) *data); return 1; } diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 34e85521923..b3818b48f41 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -91,6 +91,7 @@ static struct file_system_type ext2_fs_type = { .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext2"); +MODULE_ALIAS("ext2"); #define IS_EXT2_SB(sb) ((sb)->s_bdev->bd_holder == &ext2_fs_type) #else #define IS_EXT2_SB(sb) (0) @@ -106,6 +107,7 @@ static struct file_system_type ext3_fs_type = { .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext3"); +MODULE_ALIAS("ext3"); #define IS_EXT3_SB(sb) ((sb)->s_bdev->bd_holder == &ext3_fs_type) #else #define IS_EXT3_SB(sb) (0) diff --git a/fs/freevxfs/vxfs_super.c b/fs/freevxfs/vxfs_super.c index 45507430806..e37eb274e49 100644 --- a/fs/freevxfs/vxfs_super.c +++ b/fs/freevxfs/vxfs_super.c @@ -258,6 +258,7 @@ static struct file_system_type vxfs_fs_type = { .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("vxfs"); /* makes mount -t vxfs autoload the module */ +MODULE_ALIAS("vxfs"); static int __init vxfs_init(void) diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index fbabb906066..0f6e52d22b8 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -845,15 +845,8 @@ int hostfs_setattr(struct dentry *dentry, struct iattr *attr) return err; if ((attr->ia_valid & ATTR_SIZE) && - attr->ia_size != i_size_read(inode)) { - int error; - - error = inode_newsize_ok(inode, attr->ia_size); - if (error) - return error; - + attr->ia_size != i_size_read(inode)) truncate_setsize(inode, attr->ia_size); - } setattr_copy(inode, attr); mark_inode_dirty(inode); @@ -993,6 +986,7 @@ static struct file_system_type hostfs_type = { .kill_sb = hostfs_kill_sb, .fs_flags = 0, }; +MODULE_ALIAS_FS("hostfs"); static int __init init_hostfs(void) { diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c index a3076228523..a0617e70695 100644 --- a/fs/hpfs/super.c +++ b/fs/hpfs/super.c @@ -688,6 +688,7 @@ static struct file_system_type hpfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; +MODULE_ALIAS_FS("hpfs"); static int __init init_hpfs_fs(void) { diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c index a67f16e846a..d9b8aebdeb2 100644 --- a/fs/isofs/inode.c +++ b/fs/isofs/inode.c @@ -1557,6 +1557,7 @@ static struct file_system_type iso9660_fs_type = { .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("iso9660"); +MODULE_ALIAS("iso9660"); static int __init init_iso9660_fs(void) { diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 95cdcb208df..2f8a29db0f1 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -335,6 +335,7 @@ struct file_system_type nfs4_fs_type = { .fs_flags = FS_RENAME_DOES_D_MOVE|FS_BINARY_MOUNTDATA, }; MODULE_ALIAS_FS("nfs4"); +MODULE_ALIAS("nfs4"); EXPORT_SYMBOL_GPL(nfs4_fs_type); static int __init register_nfs4_fs(void) diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 16d39c6c4fb..2e27430b907 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -230,37 +230,6 @@ static void nfs4_file_put_access(struct nfs4_file *fp, int oflag) __nfs4_file_put_access(fp, oflag); } -static inline int get_new_stid(struct nfs4_stid *stid) -{ - static int min_stateid = 0; - struct idr *stateids = &stid->sc_client->cl_stateids; - int new_stid; - int error; - - error = idr_get_new_above(stateids, stid, min_stateid, &new_stid); - /* - * Note: the necessary preallocation was done in - * nfs4_alloc_stateid(). The idr code caps the number of - * preallocations that can exist at a time, but the state lock - * prevents anyone from using ours before we get here: - */ - WARN_ON_ONCE(error); - /* - * It shouldn't be a problem to reuse an opaque stateid value. - * I don't think it is for 4.1. But with 4.0 I worry that, for - * example, a stray write retransmission could be accepted by - * the server when it should have been rejected. Therefore, - * adopt a trick from the sctp code to attempt to maximize the - * amount of time until an id is reused, by ensuring they always - * "increase" (mod INT_MAX): - */ - - min_stateid = new_stid+1; - if (min_stateid == INT_MAX) - min_stateid = 0; - return new_stid; -} - static struct nfs4_stid *nfs4_alloc_stid(struct nfs4_client *cl, struct kmem_cache *slab) { @@ -273,9 +242,8 @@ kmem_cache *slab) if (!stid) return NULL; - if (!idr_pre_get(stateids, GFP_KERNEL)) - goto out_free; - if (idr_get_new_above(stateids, stid, min_stateid, &new_id)) + new_id = idr_alloc(stateids, stid, min_stateid, 0, GFP_KERNEL); + if (new_id < 0) goto out_free; stid->sc_client = cl; stid->sc_type = 0; diff --git a/fs/pipe.c b/fs/pipe.c index 64a494cef0a..2234f3f61f8 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -863,6 +863,9 @@ pipe_rdwr_open(struct inode *inode, struct file *filp) { int ret = -ENOENT; + if (!(filp->f_mode & (FMODE_READ|FMODE_WRITE))) + return -EINVAL; + mutex_lock(&inode->i_mutex); if (inode->i_pipe) { diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 05ae3c97f7a..3e64169ef52 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -1439,8 +1439,11 @@ static void __dquot_initialize(struct inode *inode, int type) * did a write before quota was turned on */ rsv = inode_get_rsv_space(inode); - if (unlikely(rsv)) + if (unlikely(rsv)) { + spin_lock(&dq_data_lock); dquot_resv_space(inode->i_dquot[cnt], rsv); + spin_unlock(&dq_data_lock); + } } } out_err: diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 194113b1b11..f8a23c3078f 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -1147,8 +1147,7 @@ static int reiserfs_parse_options(struct super_block *s, char *options, /* strin "on filesystem root."); return 0; } - qf_names[qtype] = - kmalloc(strlen(arg) + 1, GFP_KERNEL); + qf_names[qtype] = kstrdup(arg, GFP_KERNEL); if (!qf_names[qtype]) { reiserfs_warning(s, "reiserfs-2502", "not enough memory " @@ -1156,7 +1155,6 @@ static int reiserfs_parse_options(struct super_block *s, char *options, /* strin "quotafile name."); return 0; } - strcpy(qf_names[qtype], arg); if (qtype == USRQUOTA) *mount_options |= 1 << REISERFS_USRQUOTA; else diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c index 260e3928d4f..60553a9053c 100644 --- a/fs/squashfs/super.c +++ b/fs/squashfs/super.c @@ -489,6 +489,7 @@ static struct file_system_type squashfs_fs_type = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV }; +MODULE_ALIAS_FS("squashfs"); static const struct super_operations squashfs_super_ops = { .alloc_inode = squashfs_alloc_inode, diff --git a/fs/sysv/super.c b/fs/sysv/super.c index a39938b1fee..d0c6a007ce8 100644 --- a/fs/sysv/super.c +++ b/fs/sysv/super.c @@ -555,6 +555,7 @@ static struct file_system_type v7_fs_type = { .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("v7"); +MODULE_ALIAS("v7"); static int __init init_sysv_fs(void) { diff --git a/fs/udf/super.c b/fs/udf/super.c index bc5b30a819e..9ac4057a86c 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -118,6 +118,7 @@ static struct file_system_type udf_fstype = { .kill_sb = kill_block_super, .fs_flags = FS_REQUIRES_DEV, }; +MODULE_ALIAS_FS("udf"); static struct kmem_cache *udf_inode_cachep; diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 555d0337ad9..b327b5a9296 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -235,6 +235,9 @@ extern void acpi_processor_unregister_performance(struct if a _PPC object exists, rmmod is disallowed then */ int acpi_processor_notify_smm(struct module *calling_module); +/* parsing the _P* objects. */ +extern int acpi_processor_get_performance_info(struct acpi_processor *pr); + /* for communication between multiple parts of the processor kernel module */ DECLARE_PER_CPU(struct acpi_processor *, processors); extern struct acpi_processor_errata errata; diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h index 1ced6413ea0..33bd2de3bc1 100644 --- a/include/asm-generic/atomic.h +++ b/include/asm-generic/atomic.h @@ -136,12 +136,6 @@ static inline void atomic_dec(atomic_t *v) #define atomic_xchg(ptr, v) (xchg(&(ptr)->counter, (v))) #define atomic_cmpxchg(v, old, new) (cmpxchg(&((v)->counter), (old), (new))) -#define cmpxchg_local(ptr, o, n) \ - ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ - (unsigned long)(n), sizeof(*(ptr)))) - -#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) - static inline int __atomic_add_unless(atomic_t *v, int a, int u) { int c, old; diff --git a/include/asm-generic/cmpxchg.h b/include/asm-generic/cmpxchg.h index 14883026015..811fb1e9b06 100644 --- a/include/asm-generic/cmpxchg.h +++ b/include/asm-generic/cmpxchg.h @@ -92,6 +92,16 @@ unsigned long __xchg(unsigned long x, volatile void *ptr, int size) */ #include <asm-generic/cmpxchg-local.h> +#ifndef cmpxchg_local +#define cmpxchg_local(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ + (unsigned long)(n), sizeof(*(ptr)))) +#endif + +#ifndef cmpxchg64_local +#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) +#endif + #define cmpxchg(ptr, o, n) cmpxchg_local((ptr), (o), (n)) #define cmpxchg64(ptr, o, n) cmpxchg64_local((ptr), (o), (n)) diff --git a/include/linux/idr.h b/include/linux/idr.h index a6f38b5c34e..2640c7e99e5 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -73,8 +73,6 @@ struct idr { */ void *idr_find_slowpath(struct idr *idp, int id); -int idr_pre_get(struct idr *idp, gfp_t gfp_mask); -int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id); void idr_preload(gfp_t gfp_mask); int idr_alloc(struct idr *idp, void *ptr, int start, int end, gfp_t gfp_mask); int idr_for_each(struct idr *idp, @@ -99,7 +97,7 @@ static inline void idr_preload_end(void) /** * idr_find - return pointer for given id - * @idp: idr handle + * @idr: idr handle * @id: lookup key * * Return the pointer given the id it has been registered with. A %NULL @@ -120,19 +118,6 @@ static inline void *idr_find(struct idr *idr, int id) } /** - * idr_get_new - allocate new idr entry - * @idp: idr handle - * @ptr: pointer you want associated with the id - * @id: pointer to the allocated handle - * - * Simple wrapper around idr_get_new_above() w/ @starting_id of zero. - */ -static inline int idr_get_new(struct idr *idp, void *ptr, int *id) -{ - return idr_get_new_above(idp, ptr, 0, id); -} - -/** * idr_for_each_entry - iterate over an idr's elements of a given type * @idp: idr handle * @entry: the type * to use as cursor @@ -143,7 +128,56 @@ static inline int idr_get_new(struct idr *idp, void *ptr, int *id) entry != NULL; \ ++id, entry = (typeof(entry))idr_get_next((idp), &(id))) -void __idr_remove_all(struct idr *idp); /* don't use */ +/* + * Don't use the following functions. These exist only to suppress + * deprecated warnings on EXPORT_SYMBOL()s. + */ +int __idr_pre_get(struct idr *idp, gfp_t gfp_mask); +int __idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id); +void __idr_remove_all(struct idr *idp); + +/** + * idr_pre_get - reserve resources for idr allocation + * @idp: idr handle + * @gfp_mask: memory allocation flags + * + * Part of old alloc interface. This is going away. Use + * idr_preload[_end]() and idr_alloc() instead. + */ +static inline int __deprecated idr_pre_get(struct idr *idp, gfp_t gfp_mask) +{ + return __idr_pre_get(idp, gfp_mask); +} + +/** + * idr_get_new_above - allocate new idr entry above or equal to a start id + * @idp: idr handle + * @ptr: pointer you want associated with the id + * @starting_id: id to start search at + * @id: pointer to the allocated handle + * + * Part of old alloc interface. This is going away. Use + * idr_preload[_end]() and idr_alloc() instead. + */ +static inline int __deprecated idr_get_new_above(struct idr *idp, void *ptr, + int starting_id, int *id) +{ + return __idr_get_new_above(idp, ptr, starting_id, id); +} + +/** + * idr_get_new - allocate new idr entry + * @idp: idr handle + * @ptr: pointer you want associated with the id + * @id: pointer to the allocated handle + * + * Part of old alloc interface. This is going away. Use + * idr_preload[_end]() and idr_alloc() instead. + */ +static inline int __deprecated idr_get_new(struct idr *idp, void *ptr, int *id) +{ + return __idr_get_new_above(idp, ptr, 0, id); +} /** * idr_remove_all - remove all ids from the given idr tree diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h index 1f86a97ab2e..8bd12be0b02 100644 --- a/include/linux/iio/common/st_sensors.h +++ b/include/linux/iio/common/st_sensors.h @@ -227,14 +227,17 @@ struct st_sensor_data { }; #ifdef CONFIG_IIO_BUFFER +irqreturn_t st_sensors_trigger_handler(int irq, void *p); + +int st_sensors_get_buffer_element(struct iio_dev *indio_dev, u8 *buf); +#endif + +#ifdef CONFIG_IIO_TRIGGER int st_sensors_allocate_trigger(struct iio_dev *indio_dev, const struct iio_trigger_ops *trigger_ops); void st_sensors_deallocate_trigger(struct iio_dev *indio_dev); -irqreturn_t st_sensors_trigger_handler(int irq, void *p); - -int st_sensors_get_buffer_element(struct iio_dev *indio_dev, u8 *buf); #else static inline int st_sensors_allocate_trigger(struct iio_dev *indio_dev, const struct iio_trigger_ops *trigger_ops) diff --git a/include/linux/list.h b/include/linux/list.h index d991cc147c9..6a1f8df9144 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -667,7 +667,9 @@ static inline void hlist_move_list(struct hlist_head *old, pos = n) #define hlist_entry_safe(ptr, type, member) \ - (ptr) ? hlist_entry(ptr, type, member) : NULL + ({ typeof(ptr) ____ptr = (ptr); \ + ____ptr ? hlist_entry(____ptr, type, member) : NULL; \ + }) /** * hlist_for_each_entry - iterate over list of given type diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h index a4d13d7cd00..3bbda22721e 100644 --- a/include/linux/mfd/palmas.h +++ b/include/linux/mfd/palmas.h @@ -221,6 +221,7 @@ struct palmas_clk_platform_data { }; struct palmas_platform_data { + int irq_flags; int gpio_base; /* bit value to be loaded to the POWER_CTRL register */ diff --git a/include/linux/mfd/tps65912.h b/include/linux/mfd/tps65912.h index aaceab402ec..6d309032dc0 100644 --- a/include/linux/mfd/tps65912.h +++ b/include/linux/mfd/tps65912.h @@ -323,5 +323,6 @@ int tps65912_device_init(struct tps65912 *tps65912); void tps65912_device_exit(struct tps65912 *tps65912); int tps65912_irq_init(struct tps65912 *tps65912, int irq, struct tps65912_platform_data *pdata); +int tps65912_irq_exit(struct tps65912 *tps65912); #endif /* __LINUX_MFD_TPS65912_H */ diff --git a/include/linux/mfd/wm831x/auxadc.h b/include/linux/mfd/wm831x/auxadc.h index b132067e9e9..867aa23f937 100644 --- a/include/linux/mfd/wm831x/auxadc.h +++ b/include/linux/mfd/wm831x/auxadc.h @@ -15,6 +15,8 @@ #ifndef __MFD_WM831X_AUXADC_H__ #define __MFD_WM831X_AUXADC_H__ +struct wm831x; + /* * R16429 (0x402D) - AuxADC Data */ diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h index 4a3b83a7761..76c22648436 100644 --- a/include/linux/mfd/wm831x/core.h +++ b/include/linux/mfd/wm831x/core.h @@ -20,6 +20,7 @@ #include <linux/irqdomain.h> #include <linux/list.h> #include <linux/regmap.h> +#include <linux/mfd/wm831x/auxadc.h> /* * Register values. @@ -355,7 +356,6 @@ enum wm831x_parent { }; struct wm831x; -enum wm831x_auxadc; typedef int (*wm831x_auxadc_read_fn)(struct wm831x *wm831x, enum wm831x_auxadc input); diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index e47ee462c2f..1d795df6f4c 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -799,6 +799,12 @@ static inline int __perf_event_disable(void *info) { return -1; } static inline void perf_event_task_tick(void) { } #endif +#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL) +extern void perf_restore_debug_store(void); +#else +static inline void perf_restore_debug_store(void) { } +#endif + #define perf_output_put(handle, x) perf_output_copy((handle), &(x), sizeof(x)) /* diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h index 5ae8456d967..c23099413ad 100644 --- a/include/linux/res_counter.h +++ b/include/linux/res_counter.h @@ -14,6 +14,7 @@ */ #include <linux/cgroup.h> +#include <linux/errno.h> /* * The core object. the cgroup that wishes to account for some diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 3c671c1b37f..8860594d636 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -60,7 +60,7 @@ struct usb_configuration; * @name: For diagnostics, identifies the function. * @strings: tables of strings, keyed by identifiers assigned during bind() * and by language IDs provided in control requests - * @descriptors: Table of full (or low) speed descriptors, using interface and + * @fs_descriptors: Table of full (or low) speed descriptors, using interface and * string identifiers assigned during @bind(). If this pointer is null, * the function will not be available at full speed (or at low speed). * @hs_descriptors: Table of high speed descriptors, using interface and @@ -290,6 +290,7 @@ enum { * after function notifications * @resume: Notifies configuration when the host restarts USB traffic, * before function notifications + * @gadget_driver: Gadget driver controlling this driver * * Devices default to reporting self powered operation. Devices which rely * on bus powered operation should report this in their @bind method. diff --git a/include/uapi/linux/acct.h b/include/uapi/linux/acct.h index 11b6ca3e087..df2f9a0bba6 100644 --- a/include/uapi/linux/acct.h +++ b/include/uapi/linux/acct.h @@ -107,10 +107,12 @@ struct acct_v3 #define ACORE 0x08 /* ... dumped core */ #define AXSIG 0x10 /* ... was killed by a signal */ -#ifdef __BIG_ENDIAN +#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) #define ACCT_BYTEORDER 0x80 /* accounting file is big endian */ -#else +#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) #define ACCT_BYTEORDER 0x00 /* accounting file is little endian */ +#else +#error unspecified endianness #endif #ifndef __KERNEL__ diff --git a/include/uapi/linux/aio_abi.h b/include/uapi/linux/aio_abi.h index 86fa7a71336..bb2554f7fbd 100644 --- a/include/uapi/linux/aio_abi.h +++ b/include/uapi/linux/aio_abi.h @@ -62,9 +62,9 @@ struct io_event { __s64 res2; /* secondary result */ }; -#if defined(__LITTLE_ENDIAN) +#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) #define PADDED(x,y) x, y -#elif defined(__BIG_ENDIAN) +#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) #define PADDED(x,y) y, x #else #error edit for your odd byteorder. diff --git a/include/uapi/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h index ee753536ab7..fe1a5406d4d 100644 --- a/include/uapi/linux/raid/md_p.h +++ b/include/uapi/linux/raid/md_p.h @@ -145,16 +145,18 @@ typedef struct mdp_superblock_s { __u32 failed_disks; /* 4 Number of failed disks */ __u32 spare_disks; /* 5 Number of spare disks */ __u32 sb_csum; /* 6 checksum of the whole superblock */ -#ifdef __BIG_ENDIAN +#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) __u32 events_hi; /* 7 high-order of superblock update count */ __u32 events_lo; /* 8 low-order of superblock update count */ __u32 cp_events_hi; /* 9 high-order of checkpoint update count */ __u32 cp_events_lo; /* 10 low-order of checkpoint update count */ -#else +#elif defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) __u32 events_lo; /* 7 low-order of superblock update count */ __u32 events_hi; /* 8 high-order of superblock update count */ __u32 cp_events_lo; /* 9 low-order of checkpoint update count */ __u32 cp_events_hi; /* 10 high-order of checkpoint update count */ +#else +#error unspecified endianness #endif __u32 recovery_cp; /* 11 recovery checkpoint sector count */ /* There are only valid for minor_version > 90 */ diff --git a/include/uapi/linux/serial_core.h b/include/uapi/linux/serial_core.h index b6a23a483d7..74c2bf7211f 100644 --- a/include/uapi/linux/serial_core.h +++ b/include/uapi/linux/serial_core.h @@ -51,7 +51,10 @@ #define PORT_8250_CIR 23 /* CIR infrared port, has its own driver */ #define PORT_XR17V35X 24 /* Exar XR17V35x UARTs */ #define PORT_BRCM_TRUMANAGE 25 -#define PORT_MAX_8250 25 /* max port ID */ +#define PORT_ALTR_16550_F32 26 /* Altera 16550 UART with 32 FIFOs */ +#define PORT_ALTR_16550_F64 27 /* Altera 16550 UART with 64 FIFOs */ +#define PORT_ALTR_16550_F128 28 /* Altera 16550 UART with 128 FIFOs */ +#define PORT_MAX_8250 28 /* max port ID */ /* * ARM specific type numbers. These are not currently guaranteed diff --git a/init/Kconfig b/init/Kconfig index 22616cd434b..5341d7232c3 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -28,10 +28,6 @@ config BUILDTIME_EXTABLE_SORT menu "General setup" -config EXPERIMENTAL - bool - default y - config BROKEN bool diff --git a/kernel/fork.c b/kernel/fork.c index 8d932b1c905..1766d324d5e 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1141,6 +1141,9 @@ static struct task_struct *copy_process(unsigned long clone_flags, if ((clone_flags & (CLONE_NEWNS|CLONE_FS)) == (CLONE_NEWNS|CLONE_FS)) return ERR_PTR(-EINVAL); + if ((clone_flags & (CLONE_NEWUSER|CLONE_FS)) == (CLONE_NEWUSER|CLONE_FS)) + return ERR_PTR(-EINVAL); + /* * Thread groups must share signals as well, and detached threads * can only be started up within the thread group. @@ -1807,7 +1810,7 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags) * If unsharing a user namespace must also unshare the thread. */ if (unshare_flags & CLONE_NEWUSER) - unshare_flags |= CLONE_THREAD; + unshare_flags |= CLONE_THREAD | CLONE_FS; /* * If unsharing a pid namespace must also unshare the thread. */ diff --git a/kernel/futex.c b/kernel/futex.c index f0090a993da..b26dcfc02c9 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -223,7 +223,8 @@ static void drop_futex_key_refs(union futex_key *key) * @rw: mapping needs to be read/write (values: VERIFY_READ, * VERIFY_WRITE) * - * Returns a negative error code or 0 + * Return: a negative error code or 0 + * * The key words are stored in *key on success. * * For shared mappings, it's (page->index, file_inode(vma->vm_file), @@ -705,9 +706,9 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, * be "current" except in the case of requeue pi. * @set_waiters: force setting the FUTEX_WAITERS bit (1) or not (0) * - * Returns: - * 0 - ready to wait - * 1 - acquired the lock + * Return: + * 0 - ready to wait; + * 1 - acquired the lock; * <0 - error * * The hb->lock and futex_key refs shall be held by the caller. @@ -1191,9 +1192,9 @@ void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key, * then direct futex_lock_pi_atomic() to force setting the FUTEX_WAITERS bit. * hb1 and hb2 must be held by the caller. * - * Returns: - * 0 - failed to acquire the lock atomicly - * 1 - acquired the lock + * Return: + * 0 - failed to acquire the lock atomically; + * 1 - acquired the lock; * <0 - error */ static int futex_proxy_trylock_atomic(u32 __user *pifutex, @@ -1254,8 +1255,8 @@ static int futex_proxy_trylock_atomic(u32 __user *pifutex, * Requeue waiters on uaddr1 to uaddr2. In the requeue_pi case, try to acquire * uaddr2 atomically on behalf of the top waiter. * - * Returns: - * >=0 - on success, the number of tasks requeued or woken + * Return: + * >=0 - on success, the number of tasks requeued or woken; * <0 - on error */ static int futex_requeue(u32 __user *uaddr1, unsigned int flags, @@ -1536,8 +1537,8 @@ static inline void queue_me(struct futex_q *q, struct futex_hash_bucket *hb) * The q->lock_ptr must not be held by the caller. A call to unqueue_me() must * be paired with exactly one earlier call to queue_me(). * - * Returns: - * 1 - if the futex_q was still queued (and we removed unqueued it) + * Return: + * 1 - if the futex_q was still queued (and we removed unqueued it); * 0 - if the futex_q was already removed by the waking thread */ static int unqueue_me(struct futex_q *q) @@ -1707,9 +1708,9 @@ static long futex_wait_restart(struct restart_block *restart); * the pi_state owner as well as handle race conditions that may allow us to * acquire the lock. Must be called with the hb lock held. * - * Returns: - * 1 - success, lock taken - * 0 - success, lock not taken + * Return: + * 1 - success, lock taken; + * 0 - success, lock not taken; * <0 - on error (-EFAULT) */ static int fixup_owner(u32 __user *uaddr, struct futex_q *q, int locked) @@ -1824,8 +1825,8 @@ static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q, * Return with the hb lock held and a q.key reference on success, and unlocked * with no q.key reference on failure. * - * Returns: - * 0 - uaddr contains val and hb has been locked + * Return: + * 0 - uaddr contains val and hb has been locked; * <1 - -EFAULT or -EWOULDBLOCK (uaddr does not contain val) and hb is unlocked */ static int futex_wait_setup(u32 __user *uaddr, u32 val, unsigned int flags, @@ -2203,9 +2204,9 @@ pi_faulted: * the wakeup and return the appropriate error code to the caller. Must be * called with the hb lock held. * - * Returns - * 0 - no early wakeup detected - * <0 - -ETIMEDOUT or -ERESTARTNOINTR + * Return: + * 0 = no early wakeup detected; + * <0 = -ETIMEDOUT or -ERESTARTNOINTR */ static inline int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, @@ -2247,7 +2248,6 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, * @val: the expected value of uaddr * @abs_time: absolute timeout * @bitset: 32 bit wakeup bitset set by userspace, defaults to all - * @clockrt: whether to use CLOCK_REALTIME (1) or CLOCK_MONOTONIC (0) * @uaddr2: the pi futex we will take prior to returning to user-space * * The caller will wait on uaddr and will be requeued by futex_requeue() to @@ -2258,7 +2258,7 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, * there was a need to. * * We call schedule in futex_wait_queue_me() when we enqueue and return there - * via the following: + * via the following-- * 1) wakeup on uaddr2 after an atomic lock acquisition by futex_requeue() * 2) wakeup on uaddr2 after a requeue * 3) signal @@ -2276,8 +2276,8 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, * * If 4 or 7, we cleanup and return with -ETIMEDOUT. * - * Returns: - * 0 - On success + * Return: + * 0 - On success; * <0 - On error */ static int futex_wait_requeue_pi(u32 __user *uaddr, unsigned int flags, diff --git a/kernel/signal.c b/kernel/signal.c index 2ec870a4c3c..dd72567767d 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -485,6 +485,9 @@ flush_signal_handlers(struct task_struct *t, int force_default) if (force_default || ka->sa.sa_handler != SIG_IGN) ka->sa.sa_handler = SIG_DFL; ka->sa.sa_flags = 0; +#ifdef __ARCH_HAS_SA_RESTORER + ka->sa.sa_restorer = NULL; +#endif sigemptyset(&ka->sa.sa_mask); ka++; } @@ -2682,7 +2685,7 @@ static int do_sigpending(void *set, unsigned long sigsetsize) /** * sys_rt_sigpending - examine a pending signal that has been raised * while blocked - * @set: stores pending signals + * @uset: stores pending signals * @sigsetsize: size of sigset_t type or larger */ SYSCALL_DEFINE2(rt_sigpending, sigset_t __user *, uset, size_t, sigsetsize) diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 192473b2279..fc382d6e276 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -414,24 +414,28 @@ config PROBE_EVENTS def_bool n config DYNAMIC_FTRACE - bool "enable/disable ftrace tracepoints dynamically" + bool "enable/disable function tracing dynamically" depends on FUNCTION_TRACER depends on HAVE_DYNAMIC_FTRACE default y help - This option will modify all the calls to ftrace dynamically - (will patch them out of the binary image and replace them - with a No-Op instruction) as they are called. A table is - created to dynamically enable them again. + This option will modify all the calls to function tracing + dynamically (will patch them out of the binary image and + replace them with a No-Op instruction) on boot up. During + compile time, a table is made of all the locations that ftrace + can function trace, and this table is linked into the kernel + image. When this is enabled, functions can be individually + enabled, and the functions not enabled will not affect + performance of the system. + + See the files in /sys/kernel/debug/tracing: + available_filter_functions + set_ftrace_filter + set_ftrace_notrace This way a CONFIG_FUNCTION_TRACER kernel is slightly larger, but otherwise has native performance as long as no tracing is active. - The changes to the code are done by a kernel thread that - wakes up once a second and checks to see if any ftrace calls - were made. If so, it runs stop_machine (stops all CPUS) - and modifies the code to jump over the call to ftrace. - config DYNAMIC_FTRACE_WITH_REGS def_bool y depends on DYNAMIC_FTRACE diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index c2e2c231037..1f835a83cb2 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -2400,6 +2400,27 @@ static void test_ftrace_alive(struct seq_file *m) seq_printf(m, "# MAY BE MISSING FUNCTION EVENTS\n"); } +#ifdef CONFIG_TRACER_MAX_TRACE +static void print_snapshot_help(struct seq_file *m, struct trace_iterator *iter) +{ + if (iter->trace->allocated_snapshot) + seq_printf(m, "#\n# * Snapshot is allocated *\n#\n"); + else + seq_printf(m, "#\n# * Snapshot is freed *\n#\n"); + + seq_printf(m, "# Snapshot commands:\n"); + seq_printf(m, "# echo 0 > snapshot : Clears and frees snapshot buffer\n"); + seq_printf(m, "# echo 1 > snapshot : Allocates snapshot buffer, if not already allocated.\n"); + seq_printf(m, "# Takes a snapshot of the main buffer.\n"); + seq_printf(m, "# echo 2 > snapshot : Clears snapshot buffer (but does not allocate)\n"); + seq_printf(m, "# (Doesn't have to be '2' works with any number that\n"); + seq_printf(m, "# is not a '0' or '1')\n"); +} +#else +/* Should never be called */ +static inline void print_snapshot_help(struct seq_file *m, struct trace_iterator *iter) { } +#endif + static int s_show(struct seq_file *m, void *v) { struct trace_iterator *iter = v; @@ -2411,7 +2432,9 @@ static int s_show(struct seq_file *m, void *v) seq_puts(m, "#\n"); test_ftrace_alive(m); } - if (iter->trace && iter->trace->print_header) + if (iter->snapshot && trace_empty(iter)) + print_snapshot_help(m, iter); + else if (iter->trace && iter->trace->print_header) iter->trace->print_header(m); else trace_default_header(m); @@ -4144,8 +4167,6 @@ tracing_snapshot_write(struct file *filp, const char __user *ubuf, size_t cnt, default: if (current_trace->allocated_snapshot) tracing_reset_online_cpus(&max_tr); - else - ret = -EINVAL; break; } diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c index 8b650837083..b14f4d34204 100644 --- a/kernel/user_namespace.c +++ b/kernel/user_namespace.c @@ -21,6 +21,7 @@ #include <linux/uaccess.h> #include <linux/ctype.h> #include <linux/projid.h> +#include <linux/fs_struct.h> static struct kmem_cache *user_ns_cachep __read_mostly; @@ -837,6 +838,9 @@ static int userns_install(struct nsproxy *nsproxy, void *ns) if (atomic_read(¤t->mm->mm_users) > 1) return -EINVAL; + if (current->fs->users != 1) + return -EINVAL; + if (!ns_capable(user_ns, CAP_SYS_ADMIN)) return -EPERM; diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 81f2457811e..55fac5b991b 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -457,11 +457,12 @@ static int worker_pool_assign_id(struct worker_pool *pool) int ret; mutex_lock(&worker_pool_idr_mutex); - idr_pre_get(&worker_pool_idr, GFP_KERNEL); - ret = idr_get_new(&worker_pool_idr, pool, &pool->id); + ret = idr_alloc(&worker_pool_idr, pool, 0, 0, GFP_KERNEL); + if (ret >= 0) + pool->id = ret; mutex_unlock(&worker_pool_idr_mutex); - return ret; + return ret < 0 ? ret : 0; } /* diff --git a/lib/idr.c b/lib/idr.c index 00739aaf95a..322e2816f2f 100644 --- a/lib/idr.c +++ b/lib/idr.c @@ -106,8 +106,14 @@ static struct idr_layer *idr_layer_alloc(gfp_t gfp_mask, struct idr *layer_idr) if (layer_idr) return get_from_free_list(layer_idr); - /* try to allocate directly from kmem_cache */ - new = kmem_cache_zalloc(idr_layer_cache, gfp_mask); + /* + * Try to allocate directly from kmem_cache. We want to try this + * before preload buffer; otherwise, non-preloading idr_alloc() + * users will end up taking advantage of preloading ones. As the + * following is allowed to fail for preloaded cases, suppress + * warning this time. + */ + new = kmem_cache_zalloc(idr_layer_cache, gfp_mask | __GFP_NOWARN); if (new) return new; @@ -115,18 +121,24 @@ static struct idr_layer *idr_layer_alloc(gfp_t gfp_mask, struct idr *layer_idr) * Try to fetch one from the per-cpu preload buffer if in process * context. See idr_preload() for details. */ - if (in_interrupt()) - return NULL; - - preempt_disable(); - new = __this_cpu_read(idr_preload_head); - if (new) { - __this_cpu_write(idr_preload_head, new->ary[0]); - __this_cpu_dec(idr_preload_cnt); - new->ary[0] = NULL; + if (!in_interrupt()) { + preempt_disable(); + new = __this_cpu_read(idr_preload_head); + if (new) { + __this_cpu_write(idr_preload_head, new->ary[0]); + __this_cpu_dec(idr_preload_cnt); + new->ary[0] = NULL; + } + preempt_enable(); + if (new) + return new; } - preempt_enable(); - return new; + + /* + * Both failed. Try kmem_cache again w/o adding __GFP_NOWARN so + * that memory allocation failure warning is printed as intended. + */ + return kmem_cache_zalloc(idr_layer_cache, gfp_mask); } static void idr_layer_rcu_free(struct rcu_head *head) @@ -184,20 +196,7 @@ static void idr_mark_full(struct idr_layer **pa, int id) } } -/** - * idr_pre_get - reserve resources for idr allocation - * @idp: idr handle - * @gfp_mask: memory allocation flags - * - * This function should be called prior to calling the idr_get_new* functions. - * It preallocates enough memory to satisfy the worst possible allocation. The - * caller should pass in GFP_KERNEL if possible. This of course requires that - * no spinning locks be held. - * - * If the system is REALLY out of memory this function returns %0, - * otherwise %1. - */ -int idr_pre_get(struct idr *idp, gfp_t gfp_mask) +int __idr_pre_get(struct idr *idp, gfp_t gfp_mask) { while (idp->id_free_cnt < MAX_IDR_FREE) { struct idr_layer *new; @@ -208,13 +207,12 @@ int idr_pre_get(struct idr *idp, gfp_t gfp_mask) } return 1; } -EXPORT_SYMBOL(idr_pre_get); +EXPORT_SYMBOL(__idr_pre_get); /** * sub_alloc - try to allocate an id without growing the tree depth * @idp: idr handle * @starting_id: id to start search at - * @id: pointer to the allocated handle * @pa: idr_layer[MAX_IDR_LEVEL] used as backtrack buffer * @gfp_mask: allocation mask for idr_layer_alloc() * @layer_idr: optional idr passed to idr_layer_alloc() @@ -376,25 +374,7 @@ static void idr_fill_slot(struct idr *idr, void *ptr, int id, idr_mark_full(pa, id); } -/** - * idr_get_new_above - allocate new idr entry above or equal to a start id - * @idp: idr handle - * @ptr: pointer you want associated with the id - * @starting_id: id to start search at - * @id: pointer to the allocated handle - * - * This is the allocate id function. It should be called with any - * required locks. - * - * If allocation from IDR's private freelist fails, idr_get_new_above() will - * return %-EAGAIN. The caller should retry the idr_pre_get() call to refill - * IDR's preallocation and then retry the idr_get_new_above() call. - * - * If the idr is full idr_get_new_above() will return %-ENOSPC. - * - * @id returns a value in the range @starting_id ... %0x7fffffff - */ -int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id) +int __idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id) { struct idr_layer *pa[MAX_IDR_LEVEL + 1]; int rv; @@ -407,7 +387,7 @@ int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id) *id = rv; return 0; } -EXPORT_SYMBOL(idr_get_new_above); +EXPORT_SYMBOL(__idr_get_new_above); /** * idr_preload - preload for idr_alloc() @@ -908,7 +888,7 @@ static void free_bitmap(struct ida *ida, struct ida_bitmap *bitmap) int ida_pre_get(struct ida *ida, gfp_t gfp_mask) { /* allocate idr_layers */ - if (!idr_pre_get(&ida->idr, gfp_mask)) + if (!__idr_pre_get(&ida->idr, gfp_mask)) return 0; /* allocate free_bitmap */ diff --git a/lib/xz/Kconfig b/lib/xz/Kconfig index 82a04d7ba99..08837db52d9 100644 --- a/lib/xz/Kconfig +++ b/lib/xz/Kconfig @@ -15,7 +15,7 @@ config XZ_DEC_X86 config XZ_DEC_POWERPC bool "PowerPC BCJ filter decoder" - default y if POWERPC + default y if PPC select XZ_DEC_BCJ config XZ_DEC_IA64 diff --git a/mm/Kconfig b/mm/Kconfig index ae55c1e04d1..3bea74f1ccf 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -286,8 +286,12 @@ config NR_QUICK default "1" config VIRT_TO_BUS - def_bool y - depends on HAVE_VIRT_TO_BUS + bool + help + An architecture should select this if it implements the + deprecated interface virt_to_bus(). All new architectures + should probably not select this. + config MMU_NOTIFIER bool diff --git a/mm/fremap.c b/mm/fremap.c index 0cd4c11488e..4723ac8d2fc 100644 --- a/mm/fremap.c +++ b/mm/fremap.c @@ -129,7 +129,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, struct vm_area_struct *vma; int err = -EINVAL; int has_write_lock = 0; - vm_flags_t vm_flags; + vm_flags_t vm_flags = 0; if (prot) return err; @@ -254,7 +254,8 @@ get_write_lock: */ out: - vm_flags = vma->vm_flags; + if (vma) + vm_flags = vma->vm_flags; if (likely(!has_write_lock)) up_read(&mm->mmap_sem); else diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index b81a367b9f3..9597eec8239 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1801,7 +1801,7 @@ int __ref remove_memory(int nid, u64 start, u64 size) int retry = 1; start_pfn = PFN_DOWN(start); - end_pfn = start_pfn + PFN_DOWN(size); + end_pfn = PFN_UP(start + size - 1); /* * When CONFIG_MEMCG is on, one memory block may be used by other diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c index 926b4664974..fd26d043350 100644 --- a/mm/process_vm_access.c +++ b/mm/process_vm_access.c @@ -429,12 +429,6 @@ compat_process_vm_rw(compat_pid_t pid, if (flags != 0) return -EINVAL; - if (!access_ok(VERIFY_READ, lvec, liovcnt * sizeof(*lvec))) - goto out; - - if (!access_ok(VERIFY_READ, rvec, riovcnt * sizeof(*rvec))) - goto out; - if (vm_write) rc = compat_rw_copy_check_uvector(WRITE, lvec, liovcnt, UIO_FASTIOV, iovstack_l, @@ -459,8 +453,6 @@ free_iovecs: kfree(iov_r); if (iov_l != iovstack_l) kfree(iov_l); - -out: return rc; } diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index d5f1d3fd4b2..314c73ed418 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -66,7 +66,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) goto out; } - mdst = br_mdb_get(br, skb); + mdst = br_mdb_get(br, skb, vid); if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) br_multicast_deliver(mdst, skb); else diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c index 48033015189..828e2bcc1f5 100644 --- a/net/bridge/br_input.c +++ b/net/bridge/br_input.c @@ -97,7 +97,7 @@ int br_handle_frame_finish(struct sk_buff *skb) if (is_broadcast_ether_addr(dest)) skb2 = skb; else if (is_multicast_ether_addr(dest)) { - mdst = br_mdb_get(br, skb); + mdst = br_mdb_get(br, skb, vid); if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) { if ((mdst && mdst->mglist) || br_multicast_is_router(br)) diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 9f97b850fc6..ee79f3f2038 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -80,6 +80,7 @@ static int br_mdb_fill_info(struct sk_buff *skb, struct netlink_callback *cb, port = p->port; if (port) { struct br_mdb_entry e; + memset(&e, 0, sizeof(e)); e.ifindex = port->dev->ifindex; e.state = p->state; if (p->addr.proto == htons(ETH_P_IP)) @@ -136,6 +137,7 @@ static int br_mdb_dump(struct sk_buff *skb, struct netlink_callback *cb) break; bpm = nlmsg_data(nlh); + memset(bpm, 0, sizeof(*bpm)); bpm->ifindex = dev->ifindex; if (br_mdb_fill_info(skb, cb, dev) < 0) goto out; @@ -171,6 +173,7 @@ static int nlmsg_populate_mdb_fill(struct sk_buff *skb, return -EMSGSIZE; bpm = nlmsg_data(nlh); + memset(bpm, 0, sizeof(*bpm)); bpm->family = AF_BRIDGE; bpm->ifindex = dev->ifindex; nest = nla_nest_start(skb, MDBA_MDB); @@ -228,6 +231,7 @@ void br_mdb_notify(struct net_device *dev, struct net_bridge_port *port, { struct br_mdb_entry entry; + memset(&entry, 0, sizeof(entry)); entry.ifindex = port->dev->ifindex; entry.addr.proto = group->proto; entry.addr.u.ip4 = group->u.ip4; diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index 10e6fce1bb6..923fbeaf7af 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -132,7 +132,7 @@ static struct net_bridge_mdb_entry *br_mdb_ip6_get( #endif struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, - struct sk_buff *skb) + struct sk_buff *skb, u16 vid) { struct net_bridge_mdb_htable *mdb = rcu_dereference(br->mdb); struct br_ip ip; @@ -144,6 +144,7 @@ struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, return NULL; ip.proto = skb->protocol; + ip.vid = vid; switch (skb->protocol) { case htons(ETH_P_IP): diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 6d314c4e6bc..3cbf5beb3d4 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -442,7 +442,7 @@ extern int br_multicast_rcv(struct net_bridge *br, struct net_bridge_port *port, struct sk_buff *skb); extern struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, - struct sk_buff *skb); + struct sk_buff *skb, u16 vid); extern void br_multicast_add_port(struct net_bridge_port *port); extern void br_multicast_del_port(struct net_bridge_port *port); extern void br_multicast_enable_port(struct net_bridge_port *port); @@ -504,7 +504,7 @@ static inline int br_multicast_rcv(struct net_bridge *br, } static inline struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br, - struct sk_buff *skb) + struct sk_buff *skb, u16 vid) { return NULL; } diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c index 69bc4bf89e3..4543b9aba40 100644 --- a/net/ceph/osdmap.c +++ b/net/ceph/osdmap.c @@ -654,6 +654,24 @@ static int osdmap_set_max_osd(struct ceph_osdmap *map, int max) return 0; } +static int __decode_pgid(void **p, void *end, struct ceph_pg *pg) +{ + u8 v; + + ceph_decode_need(p, end, 1+8+4+4, bad); + v = ceph_decode_8(p); + if (v != 1) + goto bad; + pg->pool = ceph_decode_64(p); + pg->seed = ceph_decode_32(p); + *p += 4; /* skip preferred */ + return 0; + +bad: + dout("error decoding pgid\n"); + return -EINVAL; +} + /* * decode a full map. */ @@ -745,13 +763,12 @@ struct ceph_osdmap *osdmap_decode(void **p, void *end) for (i = 0; i < len; i++) { int n, j; struct ceph_pg pgid; - struct ceph_pg_v1 pgid_v1; struct ceph_pg_mapping *pg; - ceph_decode_need(p, end, sizeof(u32) + sizeof(u64), bad); - ceph_decode_copy(p, &pgid_v1, sizeof(pgid_v1)); - pgid.pool = le32_to_cpu(pgid_v1.pool); - pgid.seed = le16_to_cpu(pgid_v1.ps); + err = __decode_pgid(p, end, &pgid); + if (err) + goto bad; + ceph_decode_need(p, end, sizeof(u32), bad); n = ceph_decode_32(p); err = -EINVAL; if (n > (UINT_MAX - sizeof(*pg)) / sizeof(u32)) @@ -818,8 +835,8 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end, u16 version; ceph_decode_16_safe(p, end, version, bad); - if (version > 6) { - pr_warning("got unknown v %d > %d of inc osdmap\n", version, 6); + if (version != 6) { + pr_warning("got unknown v %d != 6 of inc osdmap\n", version); goto bad; } @@ -963,15 +980,14 @@ struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end, while (len--) { struct ceph_pg_mapping *pg; int j; - struct ceph_pg_v1 pgid_v1; struct ceph_pg pgid; u32 pglen; - ceph_decode_need(p, end, sizeof(u64) + sizeof(u32), bad); - ceph_decode_copy(p, &pgid_v1, sizeof(pgid_v1)); - pgid.pool = le32_to_cpu(pgid_v1.pool); - pgid.seed = le16_to_cpu(pgid_v1.ps); - pglen = ceph_decode_32(p); + err = __decode_pgid(p, end, &pgid); + if (err) + goto bad; + ceph_decode_need(p, end, sizeof(u32), bad); + pglen = ceph_decode_32(p); if (pglen) { ceph_decode_need(p, end, pglen*sizeof(u32), bad); diff --git a/net/core/dev.c b/net/core/dev.c index a06a7a58dd1..dffbef70cd3 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3444,6 +3444,7 @@ ncls: } switch (rx_handler(&skb)) { case RX_HANDLER_CONSUMED: + ret = NET_RX_SUCCESS; goto unlock; case RX_HANDLER_ANOTHER: goto another_round; @@ -4103,7 +4104,7 @@ static void net_rx_action(struct softirq_action *h) * Allow this to run for 2 jiffies since which will allow * an average latency of 1.5/HZ. */ - if (unlikely(budget <= 0 || time_after(jiffies, time_limit))) + if (unlikely(budget <= 0 || time_after_eq(jiffies, time_limit))) goto softnet_break; local_irq_enable(); @@ -4780,7 +4781,7 @@ EXPORT_SYMBOL(dev_set_mac_address); /** * dev_change_carrier - Change device carrier * @dev: device - * @new_carries: new value + * @new_carrier: new value * * Change device carrier */ diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index b376410ff25..a585d45cc9d 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -979,6 +979,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev, * report anything. */ ivi.spoofchk = -1; + memset(ivi.mac, 0, sizeof(ivi.mac)); if (dev->netdev_ops->ndo_get_vf_config(dev, i, &ivi)) break; vf_mac.vf = diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index 1b588e23cf8..21291f1abcd 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -284,6 +284,7 @@ static int dcbnl_getperm_hwaddr(struct net_device *netdev, struct nlmsghdr *nlh, if (!netdev->dcbnl_ops->getpermhwaddr) return -EOPNOTSUPP; + memset(perm_addr, 0, sizeof(perm_addr)); netdev->dcbnl_ops->getpermhwaddr(netdev, perm_addr); return nla_put(skb, DCB_ATTR_PERM_HWADDR, sizeof(perm_addr), perm_addr); @@ -1042,6 +1043,7 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_getets) { struct ieee_ets ets; + memset(&ets, 0, sizeof(ets)); err = ops->ieee_getets(netdev, &ets); if (!err && nla_put(skb, DCB_ATTR_IEEE_ETS, sizeof(ets), &ets)) @@ -1050,6 +1052,7 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_getmaxrate) { struct ieee_maxrate maxrate; + memset(&maxrate, 0, sizeof(maxrate)); err = ops->ieee_getmaxrate(netdev, &maxrate); if (!err) { err = nla_put(skb, DCB_ATTR_IEEE_MAXRATE, @@ -1061,6 +1064,7 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_getpfc) { struct ieee_pfc pfc; + memset(&pfc, 0, sizeof(pfc)); err = ops->ieee_getpfc(netdev, &pfc); if (!err && nla_put(skb, DCB_ATTR_IEEE_PFC, sizeof(pfc), &pfc)) @@ -1094,6 +1098,7 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) /* get peer info if available */ if (ops->ieee_peer_getets) { struct ieee_ets ets; + memset(&ets, 0, sizeof(ets)); err = ops->ieee_peer_getets(netdev, &ets); if (!err && nla_put(skb, DCB_ATTR_IEEE_PEER_ETS, sizeof(ets), &ets)) @@ -1102,6 +1107,7 @@ static int dcbnl_ieee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->ieee_peer_getpfc) { struct ieee_pfc pfc; + memset(&pfc, 0, sizeof(pfc)); err = ops->ieee_peer_getpfc(netdev, &pfc); if (!err && nla_put(skb, DCB_ATTR_IEEE_PEER_PFC, sizeof(pfc), &pfc)) @@ -1280,6 +1286,7 @@ static int dcbnl_cee_fill(struct sk_buff *skb, struct net_device *netdev) /* peer info if available */ if (ops->cee_peer_getpg) { struct cee_pg pg; + memset(&pg, 0, sizeof(pg)); err = ops->cee_peer_getpg(netdev, &pg); if (!err && nla_put(skb, DCB_ATTR_CEE_PEER_PG, sizeof(pg), &pg)) @@ -1288,6 +1295,7 @@ static int dcbnl_cee_fill(struct sk_buff *skb, struct net_device *netdev) if (ops->cee_peer_getpfc) { struct cee_pfc pfc; + memset(&pfc, 0, sizeof(pfc)); err = ops->cee_peer_getpfc(netdev, &pfc); if (!err && nla_put(skb, DCB_ATTR_CEE_PEER_PFC, sizeof(pfc), &pfc)) diff --git a/net/ieee802154/6lowpan.h b/net/ieee802154/6lowpan.h index 8c2251fb0a3..bba5f833631 100644 --- a/net/ieee802154/6lowpan.h +++ b/net/ieee802154/6lowpan.h @@ -84,7 +84,7 @@ (memcmp(addr1, addr2, length >> 3) == 0) /* local link, i.e. FE80::/10 */ -#define is_addr_link_local(a) (((a)->s6_addr16[0]) == 0x80FE) +#define is_addr_link_local(a) (((a)->s6_addr16[0]) == htons(0xFE80)) /* * check whether we can compress the IID to 16 bits, diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 7d1874be1df..786d97aee75 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -735,6 +735,7 @@ EXPORT_SYMBOL(inet_csk_destroy_sock); * tcp/dccp_create_openreq_child(). */ void inet_csk_prepare_forced_close(struct sock *sk) + __releases(&sk->sk_lock.slock) { /* sk_clone_lock locked the socket and set refcnt to 2 */ bh_unlock_sock(sk); diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c index f6289bf6f33..310a3647c83 100644 --- a/net/ipv4/ip_options.c +++ b/net/ipv4/ip_options.c @@ -423,7 +423,7 @@ int ip_options_compile(struct net *net, put_unaligned_be32(midtime, timeptr); opt->is_changed = 1; } - } else { + } else if ((optptr[3]&0xF) != IPOPT_TS_PRESPEC) { unsigned int overflow = optptr[3]>>4; if (overflow == 15) { pp_ptr = optptr + 3; diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index b1876e52091..e33fe0ab256 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -281,7 +281,8 @@ int ip6_mc_input(struct sk_buff *skb) * IPv6 multicast router mode is now supported ;) */ if (dev_net(skb->dev)->ipv6.devconf_all->mc_forwarding && - !(ipv6_addr_type(&hdr->daddr) & IPV6_ADDR_LINKLOCAL) && + !(ipv6_addr_type(&hdr->daddr) & + (IPV6_ADDR_LOOPBACK|IPV6_ADDR_LINKLOCAL)) && likely(!(IP6CB(skb)->flags & IP6SKB_FORWARDED))) { /* * Okay, we try to forward - split and duplicate diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c index 9a5fd3c3e53..362ba47968e 100644 --- a/net/irda/ircomm/ircomm_tty.c +++ b/net/irda/ircomm/ircomm_tty.c @@ -280,7 +280,7 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, struct tty_port *port = &self->port; DECLARE_WAITQUEUE(wait, current); int retval; - int do_clocal = 0, extra_count = 0; + int do_clocal = 0; unsigned long flags; IRDA_DEBUG(2, "%s()\n", __func__ ); @@ -289,8 +289,15 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, * If non-blocking mode is set, or the port is not enabled, * then make the check up front and then exit. */ - if (filp->f_flags & O_NONBLOCK || tty->flags & (1 << TTY_IO_ERROR)){ - /* nonblock mode is set or port is not enabled */ + if (test_bit(TTY_IO_ERROR, &tty->flags)) { + port->flags |= ASYNC_NORMAL_ACTIVE; + return 0; + } + + if (filp->f_flags & O_NONBLOCK) { + /* nonblock mode is set */ + if (tty->termios.c_cflag & CBAUD) + tty_port_raise_dtr_rts(port); port->flags |= ASYNC_NORMAL_ACTIVE; IRDA_DEBUG(1, "%s(), O_NONBLOCK requested!\n", __func__ ); return 0; @@ -315,18 +322,16 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, __FILE__, __LINE__, tty->driver->name, port->count); spin_lock_irqsave(&port->lock, flags); - if (!tty_hung_up_p(filp)) { - extra_count = 1; + if (!tty_hung_up_p(filp)) port->count--; - } - spin_unlock_irqrestore(&port->lock, flags); port->blocked_open++; + spin_unlock_irqrestore(&port->lock, flags); while (1) { if (tty->termios.c_cflag & CBAUD) tty_port_raise_dtr_rts(port); - current->state = TASK_INTERRUPTIBLE; + set_current_state(TASK_INTERRUPTIBLE); if (tty_hung_up_p(filp) || !test_bit(ASYNCB_INITIALIZED, &port->flags)) { @@ -361,13 +366,11 @@ static int ircomm_tty_block_til_ready(struct ircomm_tty_cb *self, __set_current_state(TASK_RUNNING); remove_wait_queue(&port->open_wait, &wait); - if (extra_count) { - /* ++ is not atomic, so this should be protected - Jean II */ - spin_lock_irqsave(&port->lock, flags); + spin_lock_irqsave(&port->lock, flags); + if (!tty_hung_up_p(filp)) port->count++; - spin_unlock_irqrestore(&port->lock, flags); - } port->blocked_open--; + spin_unlock_irqrestore(&port->lock, flags); IRDA_DEBUG(1, "%s(%d):block_til_ready after blocking on %s open_count=%d\n", __FILE__, __LINE__, tty->driver->name, port->count); diff --git a/net/key/af_key.c b/net/key/af_key.c index 556fdafdd1e..8555f331ea6 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -2201,7 +2201,7 @@ static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, const struct sadb_ XFRM_POLICY_BLOCK : XFRM_POLICY_ALLOW); xp->priority = pol->sadb_x_policy_priority; - sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1], + sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1]; xp->family = pfkey_sadb_addr2xfrm_addr(sa, &xp->selector.saddr); if (!xp->family) { err = -EINVAL; @@ -2214,7 +2214,7 @@ static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, const struct sadb_ if (xp->selector.sport) xp->selector.sport_mask = htons(0xffff); - sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1], + sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1]; pfkey_sadb_addr2xfrm_addr(sa, &xp->selector.daddr); xp->selector.prefixlen_d = sa->sadb_address_prefixlen; @@ -2315,7 +2315,7 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sa memset(&sel, 0, sizeof(sel)); - sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1], + sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1]; sel.family = pfkey_sadb_addr2xfrm_addr(sa, &sel.saddr); sel.prefixlen_s = sa->sadb_address_prefixlen; sel.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto); @@ -2323,7 +2323,7 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sa if (sel.sport) sel.sport_mask = htons(0xffff); - sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1], + sa = ext_hdrs[SADB_EXT_ADDRESS_DST-1]; pfkey_sadb_addr2xfrm_addr(sa, &sel.daddr); sel.prefixlen_d = sa->sadb_address_prefixlen; sel.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 808f5fcd1ce..fb306814576 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -3290,14 +3290,19 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, int ret = -ENODATA; rcu_read_lock(); - if (local->use_chanctx) { - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); - if (chanctx_conf) { - *chandef = chanctx_conf->def; - ret = 0; - } - } else if (local->open_count == local->monitors) { - *chandef = local->monitor_chandef; + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (chanctx_conf) { + *chandef = chanctx_conf->def; + ret = 0; + } else if (local->open_count > 0 && + local->open_count == local->monitors && + sdata->vif.type == NL80211_IFTYPE_MONITOR) { + if (local->use_chanctx) + *chandef = local->monitor_chandef; + else + cfg80211_chandef_create(chandef, + local->_oper_channel, + local->_oper_channel_type); ret = 0; } rcu_read_unlock(); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 640afab304d..baaa8608e52 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -541,6 +541,9 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) ieee80211_adjust_monitor_flags(sdata, 1); ieee80211_configure_filter(local); + mutex_lock(&local->mtx); + ieee80211_recalc_idle(local); + mutex_unlock(&local->mtx); netif_carrier_on(dev); break; @@ -812,6 +815,9 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, ieee80211_adjust_monitor_flags(sdata, -1); ieee80211_configure_filter(local); + mutex_lock(&local->mtx); + ieee80211_recalc_idle(local); + mutex_unlock(&local->mtx); break; case NL80211_IFTYPE_P2P_DEVICE: /* relies on synchronize_rcu() below */ diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 9f6464f3e05..141577412d8 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -647,6 +647,9 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, our_mcs = (le16_to_cpu(vht_cap.vht_mcs.rx_mcs_map) & mask) >> shift; + if (our_mcs == IEEE80211_VHT_MCS_NOT_SUPPORTED) + continue; + switch (ap_mcs) { default: if (our_mcs <= ap_mcs) @@ -3503,6 +3506,14 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata) struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; /* + * Stop timers before deleting work items, as timers + * could race and re-add the work-items. They will be + * re-established on connection. + */ + del_timer_sync(&ifmgd->conn_mon_timer); + del_timer_sync(&ifmgd->bcn_mon_timer); + + /* * we need to use atomic bitops for the running bits * only because both timers might fire at the same * time -- the code here is properly synchronised. @@ -3516,13 +3527,9 @@ void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata) if (del_timer_sync(&ifmgd->timer)) set_bit(TMR_RUNNING_TIMER, &ifmgd->timers_running); - cancel_work_sync(&ifmgd->chswitch_work); if (del_timer_sync(&ifmgd->chswitch_timer)) set_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running); - - /* these will just be re-established on connection */ - del_timer_sync(&ifmgd->conn_mon_timer); - del_timer_sync(&ifmgd->bcn_mon_timer); + cancel_work_sync(&ifmgd->chswitch_work); } void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata) @@ -4315,6 +4322,17 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata) { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; + /* + * Make sure some work items will not run after this, + * they will not do anything but might not have been + * cancelled when disconnecting. + */ + cancel_work_sync(&ifmgd->monitor_work); + cancel_work_sync(&ifmgd->beacon_connection_loss_work); + cancel_work_sync(&ifmgd->request_smps_work); + cancel_work_sync(&ifmgd->csa_connection_drop_work); + cancel_work_sync(&ifmgd->chswitch_work); + mutex_lock(&ifmgd->mtx); if (ifmgd->assoc_data) ieee80211_destroy_assoc_data(sdata, false); diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index ce78d1149f1..8914d2d2881 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -2745,7 +2745,8 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, cpu_to_le16(IEEE80211_FCTL_MOREDATA); } - sdata = IEEE80211_DEV_TO_SUB_IF(skb->dev); + if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + sdata = IEEE80211_DEV_TO_SUB_IF(skb->dev); if (!ieee80211_tx_prepare(sdata, &tx, skb)) break; dev_kfree_skb_any(skb); diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index a9740bd6fe5..94b4b9853f6 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -339,6 +339,13 @@ void nf_ct_helper_log(struct sk_buff *skb, const struct nf_conn *ct, { const struct nf_conn_help *help; const struct nf_conntrack_helper *helper; + struct va_format vaf; + va_list args; + + va_start(args, fmt); + + vaf.fmt = fmt; + vaf.va = &args; /* Called from the helper function, this call never fails */ help = nfct_help(ct); @@ -347,7 +354,9 @@ void nf_ct_helper_log(struct sk_buff *skb, const struct nf_conn *ct, helper = rcu_dereference(help->helper); nf_log_packet(nf_ct_l3num(ct), 0, skb, NULL, NULL, NULL, - "nf_ct_%s: dropping packet: %s ", helper->name, fmt); + "nf_ct_%s: dropping packet: %pV ", helper->name, &vaf); + + va_end(args); } EXPORT_SYMBOL_GPL(nf_ct_helper_log); diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c index d578ec25171..0b1b32cda30 100644 --- a/net/netfilter/nfnetlink.c +++ b/net/netfilter/nfnetlink.c @@ -62,11 +62,6 @@ void nfnl_unlock(__u8 subsys_id) } EXPORT_SYMBOL_GPL(nfnl_unlock); -static struct mutex *nfnl_get_lock(__u8 subsys_id) -{ - return &table[subsys_id].mutex; -} - int nfnetlink_subsys_register(const struct nfnetlink_subsystem *n) { nfnl_lock(n->subsys_id); @@ -199,7 +194,7 @@ replay: rcu_read_unlock(); nfnl_lock(subsys_id); if (rcu_dereference_protected(table[subsys_id].subsys, - lockdep_is_held(nfnl_get_lock(subsys_id))) != ss || + lockdep_is_held(&table[subsys_id].mutex)) != ss || nfnetlink_find_client(type, ss) != nc) err = -EAGAIN; else if (nc->call) diff --git a/net/netfilter/xt_AUDIT.c b/net/netfilter/xt_AUDIT.c index ba92824086f..3228d7f24eb 100644 --- a/net/netfilter/xt_AUDIT.c +++ b/net/netfilter/xt_AUDIT.c @@ -124,6 +124,9 @@ audit_tg(struct sk_buff *skb, const struct xt_action_param *par) const struct xt_audit_info *info = par->targinfo; struct audit_buffer *ab; + if (audit_enabled == 0) + goto errout; + ab = audit_log_start(NULL, GFP_ATOMIC, AUDIT_NETFILTER_PKT); if (ab == NULL) goto errout; diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c index 847d495cd4d..8a6c6ea466d 100644 --- a/net/netlabel/netlabel_unlabeled.c +++ b/net/netlabel/netlabel_unlabeled.c @@ -1189,8 +1189,6 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, struct netlbl_unlhsh_walk_arg cb_arg; u32 skip_bkt = cb->args[0]; u32 skip_chain = cb->args[1]; - u32 skip_addr4 = cb->args[2]; - u32 skip_addr6 = cb->args[3]; u32 iter_bkt; u32 iter_chain = 0, iter_addr4 = 0, iter_addr6 = 0; struct netlbl_unlhsh_iface *iface; @@ -1215,7 +1213,7 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, continue; netlbl_af4list_foreach_rcu(addr4, &iface->addr4_list) { - if (iter_addr4++ < skip_addr4) + if (iter_addr4++ < cb->args[2]) continue; if (netlbl_unlabel_staticlist_gen( NLBL_UNLABEL_C_STATICLIST, @@ -1231,7 +1229,7 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, #if IS_ENABLED(CONFIG_IPV6) netlbl_af6list_foreach_rcu(addr6, &iface->addr6_list) { - if (iter_addr6++ < skip_addr6) + if (iter_addr6++ < cb->args[3]) continue; if (netlbl_unlabel_staticlist_gen( NLBL_UNLABEL_C_STATICLIST, @@ -1250,10 +1248,10 @@ static int netlbl_unlabel_staticlist(struct sk_buff *skb, unlabel_staticlist_return: rcu_read_unlock(); - cb->args[0] = skip_bkt; - cb->args[1] = skip_chain; - cb->args[2] = skip_addr4; - cb->args[3] = skip_addr6; + cb->args[0] = iter_bkt; + cb->args[1] = iter_chain; + cb->args[2] = iter_addr4; + cb->args[3] = iter_addr6; return skb->len; } @@ -1273,12 +1271,9 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, { struct netlbl_unlhsh_walk_arg cb_arg; struct netlbl_unlhsh_iface *iface; - u32 skip_addr4 = cb->args[0]; - u32 skip_addr6 = cb->args[1]; - u32 iter_addr4 = 0; + u32 iter_addr4 = 0, iter_addr6 = 0; struct netlbl_af4list *addr4; #if IS_ENABLED(CONFIG_IPV6) - u32 iter_addr6 = 0; struct netlbl_af6list *addr6; #endif @@ -1292,7 +1287,7 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, goto unlabel_staticlistdef_return; netlbl_af4list_foreach_rcu(addr4, &iface->addr4_list) { - if (iter_addr4++ < skip_addr4) + if (iter_addr4++ < cb->args[0]) continue; if (netlbl_unlabel_staticlist_gen(NLBL_UNLABEL_C_STATICLISTDEF, iface, @@ -1305,7 +1300,7 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, } #if IS_ENABLED(CONFIG_IPV6) netlbl_af6list_foreach_rcu(addr6, &iface->addr6_list) { - if (iter_addr6++ < skip_addr6) + if (iter_addr6++ < cb->args[1]) continue; if (netlbl_unlabel_staticlist_gen(NLBL_UNLABEL_C_STATICLISTDEF, iface, @@ -1320,8 +1315,8 @@ static int netlbl_unlabel_staticlistdef(struct sk_buff *skb, unlabel_staticlistdef_return: rcu_read_unlock(); - cb->args[0] = skip_addr4; - cb->args[1] = skip_addr6; + cb->args[0] = iter_addr4; + cb->args[1] = iter_addr6; return skb->len; } diff --git a/net/rds/stats.c b/net/rds/stats.c index 7be790d60b9..73be187d389 100644 --- a/net/rds/stats.c +++ b/net/rds/stats.c @@ -87,6 +87,7 @@ void rds_stats_info_copy(struct rds_info_iterator *iter, for (i = 0; i < nr; i++) { BUG_ON(strlen(names[i]) >= sizeof(ctr.name)); strncpy(ctr.name, names[i], sizeof(ctr.name) - 1); + ctr.name[sizeof(ctr.name) - 1] = '\0'; ctr.value = values[i]; rds_info_copy(iter, &ctr, sizeof(ctr)); diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index e9a77f621c3..d51852bba01 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -298,6 +298,10 @@ static void qfq_update_agg(struct qfq_sched *q, struct qfq_aggregate *agg, new_num_classes == q->max_agg_classes - 1) /* agg no more full */ hlist_add_head(&agg->nonfull_next, &q->nonfull_aggs); + /* The next assignment may let + * agg->initial_budget > agg->budgetmax + * hold, we will take it into account in charge_actual_service(). + */ agg->budgetmax = new_num_classes * agg->lmax; new_agg_weight = agg->class_weight * new_num_classes; agg->inv_w = ONE_FP/new_agg_weight; @@ -817,7 +821,7 @@ static void qfq_make_eligible(struct qfq_sched *q) unsigned long old_vslot = q->oldV >> q->min_slot_shift; if (vslot != old_vslot) { - unsigned long mask = (1UL << fls(vslot ^ old_vslot)) - 1; + unsigned long mask = (1ULL << fls(vslot ^ old_vslot)) - 1; qfq_move_groups(q, mask, IR, ER); qfq_move_groups(q, mask, IB, EB); } @@ -988,12 +992,23 @@ static inline struct sk_buff *qfq_peek_skb(struct qfq_aggregate *agg, /* Update F according to the actual service received by the aggregate. */ static inline void charge_actual_service(struct qfq_aggregate *agg) { - /* compute the service received by the aggregate */ - u32 service_received = agg->initial_budget - agg->budget; + /* Compute the service received by the aggregate, taking into + * account that, after decreasing the number of classes in + * agg, it may happen that + * agg->initial_budget - agg->budget > agg->bugdetmax + */ + u32 service_received = min(agg->budgetmax, + agg->initial_budget - agg->budget); agg->F = agg->S + (u64)service_received * agg->inv_w; } +static inline void qfq_update_agg_ts(struct qfq_sched *q, + struct qfq_aggregate *agg, + enum update_reason reason); + +static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg); + static struct sk_buff *qfq_dequeue(struct Qdisc *sch) { struct qfq_sched *q = qdisc_priv(sch); @@ -1021,7 +1036,7 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) in_serv_agg->initial_budget = in_serv_agg->budget = in_serv_agg->budgetmax; - if (!list_empty(&in_serv_agg->active)) + if (!list_empty(&in_serv_agg->active)) { /* * Still active: reschedule for * service. Possible optimization: if no other @@ -1032,8 +1047,9 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) * handle it, we would need to maintain an * extra num_active_aggs field. */ - qfq_activate_agg(q, in_serv_agg, requeue); - else if (sch->q.qlen == 0) { /* no aggregate to serve */ + qfq_update_agg_ts(q, in_serv_agg, requeue); + qfq_schedule_agg(q, in_serv_agg); + } else if (sch->q.qlen == 0) { /* no aggregate to serve */ q->in_serv_agg = NULL; return NULL; } @@ -1052,7 +1068,15 @@ static struct sk_buff *qfq_dequeue(struct Qdisc *sch) qdisc_bstats_update(sch, skb); agg_dequeue(in_serv_agg, cl, len); - in_serv_agg->budget -= len; + /* If lmax is lowered, through qfq_change_class, for a class + * owning pending packets with larger size than the new value + * of lmax, then the following condition may hold. + */ + if (unlikely(in_serv_agg->budget < len)) + in_serv_agg->budget = 0; + else + in_serv_agg->budget -= len; + q->V += (u64)len * IWSUM; pr_debug("qfq dequeue: len %u F %lld now %lld\n", len, (unsigned long long) in_serv_agg->F, @@ -1217,17 +1241,11 @@ static int qfq_enqueue(struct sk_buff *skb, struct Qdisc *sch) cl->deficit = agg->lmax; list_add_tail(&cl->alist, &agg->active); - if (list_first_entry(&agg->active, struct qfq_class, alist) != cl) - return err; /* aggregate was not empty, nothing else to do */ + if (list_first_entry(&agg->active, struct qfq_class, alist) != cl || + q->in_serv_agg == agg) + return err; /* non-empty or in service, nothing else to do */ - /* recharge budget */ - agg->initial_budget = agg->budget = agg->budgetmax; - - qfq_update_agg_ts(q, agg, enqueue); - if (q->in_serv_agg == NULL) - q->in_serv_agg = agg; - else if (agg != q->in_serv_agg) - qfq_schedule_agg(q, agg); + qfq_activate_agg(q, agg, enqueue); return err; } @@ -1261,7 +1279,8 @@ static void qfq_schedule_agg(struct qfq_sched *q, struct qfq_aggregate *agg) /* group was surely ineligible, remove */ __clear_bit(grp->index, &q->bitmaps[IR]); __clear_bit(grp->index, &q->bitmaps[IB]); - } else if (!q->bitmaps[ER] && qfq_gt(roundedS, q->V)) + } else if (!q->bitmaps[ER] && qfq_gt(roundedS, q->V) && + q->in_serv_agg == NULL) q->V = roundedS; grp->S = roundedS; @@ -1284,8 +1303,15 @@ skip_update: static void qfq_activate_agg(struct qfq_sched *q, struct qfq_aggregate *agg, enum update_reason reason) { + agg->initial_budget = agg->budget = agg->budgetmax; /* recharge budg. */ + qfq_update_agg_ts(q, agg, reason); - qfq_schedule_agg(q, agg); + if (q->in_serv_agg == NULL) { /* no aggr. in service or scheduled */ + q->in_serv_agg = agg; /* start serving this aggregate */ + /* update V: to be in service, agg must be eligible */ + q->oldV = q->V = agg->S; + } else if (agg != q->in_serv_agg) + qfq_schedule_agg(q, agg); } static void qfq_slot_remove(struct qfq_sched *q, struct qfq_group *grp, @@ -1357,8 +1383,6 @@ static void qfq_deactivate_agg(struct qfq_sched *q, struct qfq_aggregate *agg) __set_bit(grp->index, &q->bitmaps[s]); } } - - qfq_update_eligible(q); } static void qfq_qlen_notify(struct Qdisc *sch, unsigned long arg) diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c index f7d34e7b6f8..5ead6055089 100644 --- a/net/sunrpc/auth_gss/svcauth_gss.c +++ b/net/sunrpc/auth_gss/svcauth_gss.c @@ -447,17 +447,21 @@ static int rsc_parse(struct cache_detail *cd, else { int N, i; + /* + * NOTE: we skip uid_valid()/gid_valid() checks here: + * instead, * -1 id's are later mapped to the + * (export-specific) anonymous id by nfsd_setuser. + * + * (But supplementary gid's get no such special + * treatment so are checked for validity here.) + */ /* uid */ rsci.cred.cr_uid = make_kuid(&init_user_ns, id); - if (!uid_valid(rsci.cred.cr_uid)) - goto out; /* gid */ if (get_int(&mesg, &id)) goto out; rsci.cred.cr_gid = make_kgid(&init_user_ns, id); - if (!gid_valid(rsci.cred.cr_gid)) - goto out; /* number of additional gid's */ if (get_int(&mesg, &N)) diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index a0f48a51e14..a9129f8d707 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -1175,6 +1175,7 @@ static struct file_system_type rpc_pipe_fs_type = { .kill_sb = rpc_kill_sb, }; MODULE_ALIAS_FS("rpc_pipefs"); +MODULE_ALIAS("rpc_pipefs"); static void init_once(void *foo) diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index c1d8476b769..3d02130828d 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -849,6 +849,14 @@ static void xs_tcp_close(struct rpc_xprt *xprt) xs_tcp_shutdown(xprt); } +static void xs_local_destroy(struct rpc_xprt *xprt) +{ + xs_close(xprt); + xs_free_peer_addresses(xprt); + xprt_free(xprt); + module_put(THIS_MODULE); +} + /** * xs_destroy - prepare to shutdown a transport * @xprt: doomed transport @@ -862,10 +870,7 @@ static void xs_destroy(struct rpc_xprt *xprt) cancel_delayed_work_sync(&transport->connect_worker); - xs_close(xprt); - xs_free_peer_addresses(xprt); - xprt_free(xprt); - module_put(THIS_MODULE); + xs_local_destroy(xprt); } static inline struct rpc_xprt *xprt_from_sock(struct sock *sk) @@ -2482,7 +2487,7 @@ static struct rpc_xprt_ops xs_local_ops = { .send_request = xs_local_send_request, .set_retrans_timeout = xprt_set_retrans_timeout_def, .close = xs_close, - .destroy = xs_destroy, + .destroy = xs_local_destroy, .print_stats = xs_local_print_stats, }; diff --git a/net/wireless/core.c b/net/wireless/core.c index 5ffff039b01..ea4155fe973 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -367,8 +367,7 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv) rdev->wiphy.rts_threshold = (u32) -1; rdev->wiphy.coverage_class = 0; - rdev->wiphy.features = NL80211_FEATURE_SCAN_FLUSH | - NL80211_FEATURE_ADVERTISE_CHAN_LIMITS; + rdev->wiphy.features = NL80211_FEATURE_SCAN_FLUSH; return &rdev->wiphy; } diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e652d05ff71..d44ab216c0e 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -557,18 +557,6 @@ static int nl80211_msg_put_channel(struct sk_buff *msg, if ((chan->flags & IEEE80211_CHAN_RADAR) && nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR)) goto nla_put_failure; - if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) && - nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS)) - goto nla_put_failure; - if ((chan->flags & IEEE80211_CHAN_NO_HT40PLUS) && - nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_PLUS)) - goto nla_put_failure; - if ((chan->flags & IEEE80211_CHAN_NO_80MHZ) && - nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_80MHZ)) - goto nla_put_failure; - if ((chan->flags & IEEE80211_CHAN_NO_160MHZ) && - nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_160MHZ)) - goto nla_put_failure; if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER, DBM_TO_MBM(chan->max_power))) @@ -1310,15 +1298,6 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag dev->wiphy.max_acl_mac_addrs)) goto nla_put_failure; - if (dev->wiphy.extended_capabilities && - (nla_put(msg, NL80211_ATTR_EXT_CAPA, - dev->wiphy.extended_capabilities_len, - dev->wiphy.extended_capabilities) || - nla_put(msg, NL80211_ATTR_EXT_CAPA_MASK, - dev->wiphy.extended_capabilities_len, - dev->wiphy.extended_capabilities_mask))) - goto nla_put_failure; - return genlmsg_end(msg, hdr); nla_put_failure: @@ -1328,7 +1307,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb) { - int idx = 0; + int idx = 0, ret; int start = cb->args[0]; struct cfg80211_registered_device *dev; @@ -1338,9 +1317,29 @@ static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb) continue; if (++idx <= start) continue; - if (nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).portid, - cb->nlh->nlmsg_seq, NLM_F_MULTI, - dev) < 0) { + ret = nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).portid, + cb->nlh->nlmsg_seq, NLM_F_MULTI, + dev); + if (ret < 0) { + /* + * If sending the wiphy data didn't fit (ENOBUFS or + * EMSGSIZE returned), this SKB is still empty (so + * it's not too big because another wiphy dataset is + * already in the skb) and we've not tried to adjust + * the dump allocation yet ... then adjust the alloc + * size to be bigger, and return 1 but with the empty + * skb. This results in an empty message being RX'ed + * in userspace, but that is ignored. + * + * We can then retry with the larger buffer. + */ + if ((ret == -ENOBUFS || ret == -EMSGSIZE) && + !skb->len && + cb->min_dump_alloc < 4096) { + cb->min_dump_alloc = 4096; + mutex_unlock(&cfg80211_mutex); + return 1; + } idx--; break; } @@ -1357,7 +1356,7 @@ static int nl80211_get_wiphy(struct sk_buff *skb, struct genl_info *info) struct sk_buff *msg; struct cfg80211_registered_device *dev = info->user_ptr[0]; - msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); + msg = nlmsg_new(4096, GFP_KERNEL); if (!msg) return -ENOMEM; diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst index 25f216a841d..477d137c055 100644 --- a/scripts/Makefile.headersinst +++ b/scripts/Makefile.headersinst @@ -14,7 +14,7 @@ kbuild-file := $(srctree)/$(obj)/Kbuild include $(kbuild-file) # called may set destination dir (when installing to asm/) -_dst := $(or $(destination-y),$(dst),$(obj)) +_dst := $(if $(destination-y),$(destination-y),$(if $(dst),$(dst),$(obj))) old-kbuild-file := $(srctree)/$(subst uapi/,,$(obj))/Kbuild ifneq ($(wildcard $(old-kbuild-file)),) @@ -48,13 +48,14 @@ all-files := $(header-y) $(genhdr-y) $(wrapper-files) output-files := $(addprefix $(installdir)/, $(all-files)) input-files := $(foreach hdr, $(header-y), \ - $(or \ + $(if $(wildcard $(srcdir)/$(hdr)), \ $(wildcard $(srcdir)/$(hdr)), \ - $(wildcard $(oldsrcdir)/$(hdr)), \ - $(error Missing UAPI file $(srcdir)/$(hdr)) \ + $(if $(wildcard $(oldsrcdir)/$(hdr)), \ + $(wildcard $(oldsrcdir)/$(hdr)), \ + $(error Missing UAPI file $(srcdir)/$(hdr))) \ )) \ $(foreach hdr, $(genhdr-y), \ - $(or \ + $(if $(wildcard $(gendir)/$(hdr)), \ $(wildcard $(gendir)/$(hdr)), \ $(error Missing generated UAPI file $(gendir)/$(hdr)) \ )) diff --git a/security/keys/compat.c b/security/keys/compat.c index 1c261763f47..d65fa7fa29b 100644 --- a/security/keys/compat.c +++ b/security/keys/compat.c @@ -40,12 +40,12 @@ static long compat_keyctl_instantiate_key_iov( ARRAY_SIZE(iovstack), iovstack, &iov); if (ret < 0) - return ret; + goto err; if (ret == 0) goto no_payload_free; ret = keyctl_instantiate_key_common(id, iov, ioc, ret, ringid); - +err: if (iov != iovstack) kfree(iov); return ret; diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c index a571fad9101..42defae1e16 100644 --- a/security/keys/process_keys.c +++ b/security/keys/process_keys.c @@ -57,7 +57,7 @@ int install_user_keyrings(void) kenter("%p{%u}", user, uid); - if (user->uid_keyring) { + if (user->uid_keyring && user->session_keyring) { kleave(" = 0 [exist]"); return 0; } diff --git a/sound/core/seq/seq_timer.c b/sound/core/seq/seq_timer.c index 160b1bd0cd6..24d44b2f61a 100644 --- a/sound/core/seq/seq_timer.c +++ b/sound/core/seq/seq_timer.c @@ -290,10 +290,10 @@ int snd_seq_timer_open(struct snd_seq_queue *q) tid.device = SNDRV_TIMER_GLOBAL_SYSTEM; err = snd_timer_open(&t, str, &tid, q->queue); } - if (err < 0) { - snd_printk(KERN_ERR "seq fatal error: cannot create timer (%i)\n", err); - return err; - } + } + if (err < 0) { + snd_printk(KERN_ERR "seq fatal error: cannot create timer (%i)\n", err); + return err; } t->callback = snd_seq_timer_interrupt; t->callback_data = q; diff --git a/sound/oss/sequencer.c b/sound/oss/sequencer.c index 30bcfe470f8..4ff60a6427d 100644 --- a/sound/oss/sequencer.c +++ b/sound/oss/sequencer.c @@ -545,6 +545,9 @@ static void seq_chn_common_event(unsigned char *event_rec) case MIDI_PGM_CHANGE: if (seq_mode == SEQ_2) { + if (chn > 15) + break; + synth_devs[dev]->chn_info[chn].pgm_num = p1; if ((int) dev >= num_synths) synth_devs[dev]->set_instr(dev, chn, p1); @@ -596,6 +599,9 @@ static void seq_chn_common_event(unsigned char *event_rec) case MIDI_PITCH_BEND: if (seq_mode == SEQ_2) { + if (chn > 15) + break; + synth_devs[dev]->chn_info[chn].bender_value = w14; if ((int) dev < num_synths) diff --git a/sound/pci/asihpi/asihpi.c b/sound/pci/asihpi/asihpi.c index 3536b076b52..0aabfedeecb 100644 --- a/sound/pci/asihpi/asihpi.c +++ b/sound/pci/asihpi/asihpi.c @@ -2549,7 +2549,7 @@ static int snd_asihpi_sampleclock_add(struct snd_card_asihpi *asihpi, static int snd_card_asihpi_mixer_new(struct snd_card_asihpi *asihpi) { - struct snd_card *card = asihpi->card; + struct snd_card *card; unsigned int idx = 0; unsigned int subindex = 0; int err; @@ -2557,6 +2557,7 @@ static int snd_card_asihpi_mixer_new(struct snd_card_asihpi *asihpi) if (snd_BUG_ON(!asihpi)) return -EINVAL; + card = asihpi->card; strcpy(card->mixername, "Asihpi Mixer"); err = diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 97c68dd24ef..a9ebcf9e371 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -494,7 +494,7 @@ static unsigned int get_num_conns(struct hda_codec *codec, hda_nid_t nid) int snd_hda_get_num_raw_conns(struct hda_codec *codec, hda_nid_t nid) { - return get_num_conns(codec, nid) & AC_CLIST_LENGTH; + return snd_hda_get_raw_connections(codec, nid, NULL, 0); } /** @@ -517,9 +517,6 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t prev_nid; int null_count = 0; - if (snd_BUG_ON(!conn_list || max_conns <= 0)) - return -EINVAL; - parm = get_num_conns(codec, nid); if (!parm) return 0; @@ -545,7 +542,8 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, AC_VERB_GET_CONNECT_LIST, 0); if (parm == -1 && codec->bus->rirb_error) return -EIO; - conn_list[0] = parm & mask; + if (conn_list) + conn_list[0] = parm & mask; return 1; } @@ -580,14 +578,20 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, continue; } for (n = prev_nid + 1; n <= val; n++) { + if (conn_list) { + if (conns >= max_conns) + return -ENOSPC; + conn_list[conns] = n; + } + conns++; + } + } else { + if (conn_list) { if (conns >= max_conns) return -ENOSPC; - conn_list[conns++] = n; + conn_list[conns] = val; } - } else { - if (conns >= max_conns) - return -ENOSPC; - conn_list[conns++] = val; + conns++; } prev_nid = val; } diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index eefc4563b2f..0792b5725f9 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -3239,7 +3239,7 @@ static int ca0132_set_vipsource(struct hda_codec *codec, int val) struct ca0132_spec *spec = codec->spec; unsigned int tmp; - if (!dspload_is_loaded(codec)) + if (spec->dsp_state != DSP_DOWNLOADED) return 0; /* if CrystalVoice if off, vipsource should be 0 */ @@ -4267,11 +4267,12 @@ static void ca0132_refresh_widget_caps(struct hda_codec *codec) */ static void ca0132_setup_defaults(struct hda_codec *codec) { + struct ca0132_spec *spec = codec->spec; unsigned int tmp; int num_fx; int idx, i; - if (!dspload_is_loaded(codec)) + if (spec->dsp_state != DSP_DOWNLOADED) return; /* out, in effects + voicefx */ @@ -4351,12 +4352,16 @@ static bool ca0132_download_dsp_images(struct hda_codec *codec) return false; dsp_os_image = (struct dsp_image_seg *)(fw_entry->data); - dspload_image(codec, dsp_os_image, 0, 0, true, 0); + if (dspload_image(codec, dsp_os_image, 0, 0, true, 0)) { + pr_err("ca0132 dspload_image failed.\n"); + goto exit_download; + } + dsp_loaded = dspload_wait_loaded(codec); +exit_download: release_firmware(fw_entry); - return dsp_loaded; } @@ -4367,16 +4372,13 @@ static void ca0132_download_dsp(struct hda_codec *codec) #ifndef CONFIG_SND_HDA_CODEC_CA0132_DSP return; /* NOP */ #endif - spec->dsp_state = DSP_DOWNLOAD_INIT; - if (spec->dsp_state == DSP_DOWNLOAD_INIT) { - chipio_enable_clocks(codec); - spec->dsp_state = DSP_DOWNLOADING; - if (!ca0132_download_dsp_images(codec)) - spec->dsp_state = DSP_DOWNLOAD_FAILED; - else - spec->dsp_state = DSP_DOWNLOADED; - } + chipio_enable_clocks(codec); + spec->dsp_state = DSP_DOWNLOADING; + if (!ca0132_download_dsp_images(codec)) + spec->dsp_state = DSP_DOWNLOAD_FAILED; + else + spec->dsp_state = DSP_DOWNLOADED; if (spec->dsp_state == DSP_DOWNLOADED) ca0132_set_dsp_msr(codec, true); diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c index 72ebb8a36b1..60d08f669f0 100644 --- a/sound/pci/hda/patch_cirrus.c +++ b/sound/pci/hda/patch_cirrus.c @@ -506,6 +506,8 @@ static int patch_cs420x(struct hda_codec *codec) if (!spec) return -ENOMEM; + spec->gen.automute_hook = cs_automute; + snd_hda_pick_fixup(codec, cs420x_models, cs420x_fixup_tbl, cs420x_fixups); snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); @@ -893,6 +895,8 @@ static int patch_cs4210(struct hda_codec *codec) if (!spec) return -ENOMEM; + spec->gen.automute_hook = cs_automute; + snd_hda_pick_fixup(codec, cs421x_models, cs421x_fixup_tbl, cs421x_fixups); snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 83d5335ac34..dafe04ae8c7 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -815,6 +815,29 @@ static int find_mute_led_cfg(struct hda_codec *codec, int default_polarity) return 0; } +/* check whether a built-in speaker is included in parsed pins */ +static bool has_builtin_speaker(struct hda_codec *codec) +{ + struct sigmatel_spec *spec = codec->spec; + hda_nid_t *nid_pin; + int nids, i; + + if (spec->gen.autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT) { + nid_pin = spec->gen.autocfg.line_out_pins; + nids = spec->gen.autocfg.line_outs; + } else { + nid_pin = spec->gen.autocfg.speaker_pins; + nids = spec->gen.autocfg.speaker_outs; + } + + for (i = 0; i < nids; i++) { + unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid_pin[i]); + if (snd_hda_get_input_pin_attr(def_conf) == INPUT_PIN_ATTR_INT) + return true; + } + return false; +} + /* * PC beep controls */ @@ -3890,6 +3913,12 @@ static int patch_stac92hd73xx(struct hda_codec *codec) return err; } + /* Don't GPIO-mute speakers if there are no internal speakers, because + * the GPIO might be necessary for Headphone + */ + if (spec->eapd_switch && !has_builtin_speaker(codec)) + spec->eapd_switch = 0; + codec->proc_widget_hook = stac92hd7x_proc_hook; snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE); diff --git a/sound/usb/card.c b/sound/usb/card.c index 803953a9bff..2da8ad75fd9 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -244,6 +244,21 @@ static int snd_usb_create_streams(struct snd_usb_audio *chip, int ctrlif) usb_ifnum_to_if(dev, ctrlif)->intf_assoc; if (!assoc) { + /* + * Firmware writers cannot count to three. So to find + * the IAD on the NuForce UDH-100, also check the next + * interface. + */ + struct usb_interface *iface = + usb_ifnum_to_if(dev, ctrlif + 1); + if (iface && + iface->intf_assoc && + iface->intf_assoc->bFunctionClass == USB_CLASS_AUDIO && + iface->intf_assoc->bFunctionProtocol == UAC_VERSION_2) + assoc = iface->intf_assoc; + } + + if (!assoc) { snd_printk(KERN_ERR "Audio class v2 interfaces need an interface association\n"); return -EINVAL; } diff --git a/tools/usb/ffs-test.c b/tools/usb/ffs-test.c index 8674b9ec14f..fe1e66b6ef4 100644 --- a/tools/usb/ffs-test.c +++ b/tools/usb/ffs-test.c @@ -38,7 +38,7 @@ #include <unistd.h> #include <tools/le_byteshift.h> -#include "../../include/linux/usb/functionfs.h" +#include "../../include/uapi/linux/usb/functionfs.h" /******************** Little Endian Handling ********************************/ |