diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-generic/vmlinux.lds.h | 60 | ||||
| -rw-r--r-- | include/linux/clk-provider.h | 5 | ||||
| -rw-r--r-- | include/linux/clocksource.h | 16 | ||||
| -rw-r--r-- | include/linux/of.h | 22 | ||||
| -rw-r--r-- | include/linux/of_address.h | 1 | ||||
| -rw-r--r-- | include/linux/of_fdt.h | 64 | ||||
| -rw-r--r-- | include/linux/of_irq.h | 5 | ||||
| -rw-r--r-- | include/linux/of_pci.h | 36 | ||||
| -rw-r--r-- | include/linux/of_reserved_mem.h | 22 | ||||
| -rw-r--r-- | include/linux/serial_core.h | 6 | ||||
| -rw-r--r-- | include/linux/string.h | 3 |
11 files changed, 107 insertions, 133 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 146e4fffd710..d647637cd699 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -139,52 +139,23 @@ #define TRACE_SYSCALLS() #endif -#ifdef CONFIG_CLKSRC_OF -#define CLKSRC_OF_TABLES() . = ALIGN(8); \ - VMLINUX_SYMBOL(__clksrc_of_table) = .; \ - *(__clksrc_of_table) \ - *(__clksrc_of_table_end) -#else -#define CLKSRC_OF_TABLES() -#endif -#ifdef CONFIG_IRQCHIP -#define IRQCHIP_OF_MATCH_TABLE() \ +#define ___OF_TABLE(cfg, name) _OF_TABLE_##cfg(name) +#define __OF_TABLE(cfg, name) ___OF_TABLE(cfg, name) +#define OF_TABLE(cfg, name) __OF_TABLE(config_enabled(cfg), name) +#define _OF_TABLE_0(name) +#define _OF_TABLE_1(name) \ . = ALIGN(8); \ - VMLINUX_SYMBOL(__irqchip_begin) = .; \ - *(__irqchip_of_table) \ - *(__irqchip_of_end) -#else -#define IRQCHIP_OF_MATCH_TABLE() -#endif - -#ifdef CONFIG_COMMON_CLK -#define CLK_OF_TABLES() . = ALIGN(8); \ - VMLINUX_SYMBOL(__clk_of_table) = .; \ - *(__clk_of_table) \ - *(__clk_of_table_end) -#else -#define CLK_OF_TABLES() -#endif - -#ifdef CONFIG_OF_RESERVED_MEM -#define RESERVEDMEM_OF_TABLES() \ - . = ALIGN(8); \ - VMLINUX_SYMBOL(__reservedmem_of_table) = .; \ - *(__reservedmem_of_table) \ - *(__reservedmem_of_table_end) -#else -#define RESERVEDMEM_OF_TABLES() -#endif + VMLINUX_SYMBOL(__##name##_of_table) = .; \ + *(__##name##_of_table) \ + *(__##name##_of_table_end) -#ifdef CONFIG_SMP -#define CPU_METHOD_OF_TABLES() . = ALIGN(8); \ - VMLINUX_SYMBOL(__cpu_method_of_table_begin) = .; \ - *(__cpu_method_of_table) \ - VMLINUX_SYMBOL(__cpu_method_of_table_end) = .; -#else -#define CPU_METHOD_OF_TABLES() -#endif +#define CLKSRC_OF_TABLES() OF_TABLE(CONFIG_CLKSRC_OF, clksrc) +#define IRQCHIP_OF_MATCH_TABLE() OF_TABLE(CONFIG_IRQCHIP, irqchip) +#define CLK_OF_TABLES() OF_TABLE(CONFIG_COMMON_CLK, clk) +#define RESERVEDMEM_OF_TABLES() OF_TABLE(CONFIG_OF_RESERVED_MEM, reservedmem) +#define CPU_METHOD_OF_TABLES() OF_TABLE(CONFIG_SMP, cpu_method) +#define EARLYCON_OF_TABLES() OF_TABLE(CONFIG_SERIAL_EARLYCON, earlycon) #define KERNEL_DTB() \ STRUCT_ALIGN(); \ @@ -513,7 +484,8 @@ CLKSRC_OF_TABLES() \ CPU_METHOD_OF_TABLES() \ KERNEL_DTB() \ - IRQCHIP_OF_MATCH_TABLE() + IRQCHIP_OF_MATCH_TABLE() \ + EARLYCON_OF_TABLES() #define INIT_TEXT \ *(.init.text) \ diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index fb4eca6907cd..f295bab1865d 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -529,10 +529,7 @@ struct clk_onecell_data { extern struct of_device_id __clk_of_table; -#define CLK_OF_DECLARE(name, compat, fn) \ - static const struct of_device_id __clk_of_table_##name \ - __used __section(__clk_of_table) \ - = { .compatible = compat, .data = fn }; +#define CLK_OF_DECLARE(name, compat, fn) OF_DECLARE_1(clk, name, compat, fn) #ifdef CONFIG_OF int of_clk_add_provider(struct device_node *np, diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 67301a405712..a16b497d5159 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -339,23 +339,13 @@ extern int clocksource_mmio_init(void __iomem *, const char *, extern int clocksource_i8253_init(void); -struct device_node; -typedef void(*clocksource_of_init_fn)(struct device_node *); +#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \ + OF_DECLARE_1(clksrc, name, compat, fn) + #ifdef CONFIG_CLKSRC_OF extern void clocksource_of_init(void); - -#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \ - static const struct of_device_id __clksrc_of_table_##name \ - __used __section(__clksrc_of_table) \ - = { .compatible = compat, \ - .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn } #else static inline void clocksource_of_init(void) {} -#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \ - static const struct of_device_id __clksrc_of_table_##name \ - __attribute__((unused)) \ - = { .compatible = compat, \ - .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn } #endif #endif /* _LINUX_CLOCKSOURCE_H */ diff --git a/include/linux/of.h b/include/linux/of.h index fa362867b453..196b34c1ef4e 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -764,4 +764,26 @@ static inline int of_get_available_child_count(const struct device_node *np) return num; } +#ifdef CONFIG_OF +#define _OF_DECLARE(table, name, compat, fn, fn_type) \ + static const struct of_device_id __of_table_##name \ + __used __section(__##table##_of_table) \ + = { .compatible = compat, \ + .data = (fn == (fn_type)NULL) ? fn : fn } +#else +#define _OF_DECLARE(table, name, compat, fn, fn_type) \ + static const struct of_device_id __of_table_##name \ + __attribute__((unused)) \ + = { .compatible = compat, \ + .data = (fn == (fn_type)NULL) ? fn : fn } +#endif + +typedef int (*of_init_fn_2)(struct device_node *, struct device_node *); +typedef void (*of_init_fn_1)(struct device_node *); + +#define OF_DECLARE_1(table, name, compat, fn) \ + _OF_DECLARE(table, name, compat, fn, of_init_fn_1) +#define OF_DECLARE_2(table, name, compat, fn) \ + _OF_DECLARE(table, name, compat, fn, of_init_fn_2) + #endif /* _LINUX_OF_H */ diff --git a/include/linux/of_address.h b/include/linux/of_address.h index 5f6ed6b182b8..906ca7681756 100644 --- a/include/linux/of_address.h +++ b/include/linux/of_address.h @@ -40,7 +40,6 @@ extern u64 of_translate_dma_address(struct device_node *dev, #ifdef CONFIG_OF_ADDRESS extern u64 of_translate_address(struct device_node *np, const __be32 *addr); -extern bool of_can_translate_address(struct device_node *dev); extern int of_address_to_resource(struct device_node *dev, int index, struct resource *r); extern struct device_node *of_find_matching_node_by_address( diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index ddd7219af8ac..05117899fcb4 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -17,60 +17,23 @@ /* Definitions used by the flattened device tree */ #define OF_DT_HEADER 0xd00dfeed /* marker */ -#define OF_DT_BEGIN_NODE 0x1 /* Start of node, full name */ -#define OF_DT_END_NODE 0x2 /* End node */ -#define OF_DT_PROP 0x3 /* Property: name off, size, - * content */ -#define OF_DT_NOP 0x4 /* nop */ -#define OF_DT_END 0x9 - -#define OF_DT_VERSION 0x10 #ifndef __ASSEMBLY__ -/* - * This is what gets passed to the kernel by prom_init or kexec - * - * The dt struct contains the device tree structure, full pathes and - * property contents. The dt strings contain a separate block with just - * the strings for the property names, and is fully page aligned and - * self contained in a page, so that it can be kept around by the kernel, - * each property name appears only once in this page (cheap compression) - * - * the mem_rsvmap contains a map of reserved ranges of physical memory, - * passing it here instead of in the device-tree itself greatly simplifies - * the job of everybody. It's just a list of u64 pairs (base/size) that - * ends when size is 0 - */ -struct boot_param_header { - __be32 magic; /* magic word OF_DT_HEADER */ - __be32 totalsize; /* total size of DT block */ - __be32 off_dt_struct; /* offset to structure */ - __be32 off_dt_strings; /* offset to strings */ - __be32 off_mem_rsvmap; /* offset to memory reserve map */ - __be32 version; /* format version */ - __be32 last_comp_version; /* last compatible version */ - /* version 2 fields below */ - __be32 boot_cpuid_phys; /* Physical CPU id we're booting on */ - /* version 3 fields below */ - __be32 dt_strings_size; /* size of the DT strings block */ - /* version 17 fields below */ - __be32 dt_struct_size; /* size of the DT structure block */ -}; #if defined(CONFIG_OF_FLATTREE) struct device_node; /* For scanning an arbitrary device-tree at any time */ -extern char *of_fdt_get_string(struct boot_param_header *blob, u32 offset); -extern void *of_fdt_get_property(struct boot_param_header *blob, +extern char *of_fdt_get_string(const void *blob, u32 offset); +extern void *of_fdt_get_property(const void *blob, unsigned long node, const char *name, - unsigned long *size); -extern int of_fdt_is_compatible(struct boot_param_header *blob, + int *size); +extern int of_fdt_is_compatible(const void *blob, unsigned long node, const char *compat); -extern int of_fdt_match(struct boot_param_header *blob, unsigned long node, +extern int of_fdt_match(const void *blob, unsigned long node, const char *const *compat); extern void of_fdt_unflatten_tree(unsigned long *blob, struct device_node **mynodes); @@ -78,21 +41,21 @@ extern void of_fdt_unflatten_tree(unsigned long *blob, /* TBD: Temporary export of fdt globals - remove when code fully merged */ extern int __initdata dt_root_addr_cells; extern int __initdata dt_root_size_cells; -extern struct boot_param_header *initial_boot_params; +extern void *initial_boot_params; + +extern char __dtb_start[]; +extern char __dtb_end[]; /* For scanning the flat device-tree at boot time */ -extern char *find_flat_dt_string(u32 offset); extern int of_scan_flat_dt(int (*it)(unsigned long node, const char *uname, int depth, void *data), void *data); -extern void *of_get_flat_dt_prop(unsigned long node, const char *name, - unsigned long *size); +extern const void *of_get_flat_dt_prop(unsigned long node, const char *name, + int *size); extern int of_flat_dt_is_compatible(unsigned long node, const char *name); extern int of_flat_dt_match(unsigned long node, const char *const *matches); extern unsigned long of_get_flat_dt_root(void); -extern int of_scan_flat_dt_by_path(const char *path, - int (*it)(unsigned long node, const char *name, int depth, void *data), - void *data); +extern int of_get_flat_dt_size(void); extern int early_init_dt_scan_chosen(unsigned long node, const char *uname, int depth, void *data); @@ -103,7 +66,7 @@ extern void early_init_dt_add_memory_arch(u64 base, u64 size); extern int early_init_dt_reserve_memory_arch(phys_addr_t base, phys_addr_t size, bool no_map); extern void * early_init_dt_alloc_memory_arch(u64 size, u64 align); -extern u64 dt_mem_next_cell(int s, __be32 **cellp); +extern u64 dt_mem_next_cell(int s, const __be32 **cellp); /* Early flat tree scan hooks */ extern int early_init_dt_scan_root(unsigned long node, const char *uname, @@ -120,6 +83,7 @@ extern void unflatten_device_tree(void); extern void unflatten_and_copy_device_tree(void); extern void early_init_devtree(void *); extern void early_get_first_memblock_info(void *, phys_addr_t *); +extern u64 fdt_translate_address(const void *blob, int node_offset); #else /* CONFIG_OF_FLATTREE */ static inline void early_init_fdt_scan_reserved_mem(void) {} static inline const char *of_flat_dt_get_machine_name(void) { return NULL; } diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h index 6404253d810d..bfec136a6d1e 100644 --- a/include/linux/of_irq.h +++ b/include/linux/of_irq.h @@ -45,6 +45,7 @@ extern void of_irq_init(const struct of_device_id *matches); #ifdef CONFIG_OF_IRQ extern int of_irq_count(struct device_node *dev); extern int of_irq_get(struct device_node *dev, int index); +extern int of_irq_get_byname(struct device_node *dev, const char *name); #else static inline int of_irq_count(struct device_node *dev) { @@ -54,6 +55,10 @@ static inline int of_irq_get(struct device_node *dev, int index) { return 0; } +static inline int of_irq_get_byname(struct device_node *dev, const char *name) +{ + return 0; +} #endif #if defined(CONFIG_OF) diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h index 1a1f5ffd5288..dde3a4a0fa5d 100644 --- a/include/linux/of_pci.h +++ b/include/linux/of_pci.h @@ -6,14 +6,44 @@ struct pci_dev; struct of_phandle_args; -int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq); -int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); - struct device_node; + +#ifdef CONFIG_OF +int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq); struct device_node *of_pci_find_child_device(struct device_node *parent, unsigned int devfn); int of_pci_get_devfn(struct device_node *np); +int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); int of_pci_parse_bus_range(struct device_node *node, struct resource *res); +#else +static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq) +{ + return 0; +} + +static inline struct device_node *of_pci_find_child_device(struct device_node *parent, + unsigned int devfn) +{ + return NULL; +} + +static inline int of_pci_get_devfn(struct device_node *np) +{ + return -EINVAL; +} + +static inline int +of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) +{ + return 0; +} + +static inline int +of_pci_parse_bus_range(struct device_node *node, struct resource *res) +{ + return -EINVAL; +} +#endif #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) int of_pci_msi_chip_add(struct msi_chip *chip); diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h index 9b1fbb7f29fc..4669ddfdd5af 100644 --- a/include/linux/of_reserved_mem.h +++ b/include/linux/of_reserved_mem.h @@ -21,33 +21,19 @@ struct reserved_mem_ops { struct device *dev); }; -typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem, - unsigned long node, const char *uname); +typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem); + +#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ + _OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn) #ifdef CONFIG_OF_RESERVED_MEM void fdt_init_reserved_mem(void); void fdt_reserved_mem_save_node(unsigned long node, const char *uname, phys_addr_t base, phys_addr_t size); - -#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ - static const struct of_device_id __reservedmem_of_table_##name \ - __used __section(__reservedmem_of_table) \ - = { .compatible = compat, \ - .data = (init == (reservedmem_of_init_fn)NULL) ? \ - init : init } - #else static inline void fdt_init_reserved_mem(void) { } static inline void fdt_reserved_mem_save_node(unsigned long node, const char *uname, phys_addr_t base, phys_addr_t size) { } - -#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ - static const struct of_device_id __reservedmem_of_table_##name \ - __attribute__((unused)) \ - = { .compatible = compat, \ - .data = (init == (reservedmem_of_init_fn)NULL) ? \ - init : init } - #endif #endif /* __OF_RESERVED_MEM_H */ diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 7a15b5b24c0b..5bbb809ee197 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -294,6 +294,9 @@ struct earlycon_device { int setup_earlycon(char *buf, const char *match, int (*setup)(struct earlycon_device *, const char *)); +extern int of_setup_earlycon(unsigned long addr, + int (*setup)(struct earlycon_device *, const char *)); + #define EARLYCON_DECLARE(name, func) \ static int __init name ## _setup_earlycon(char *buf) \ { \ @@ -301,6 +304,9 @@ static int __init name ## _setup_earlycon(char *buf) \ } \ early_param("earlycon", name ## _setup_earlycon); +#define OF_EARLYCON_DECLARE(name, compat, fn) \ + _OF_DECLARE(earlycon, name, compat, fn, void *) + struct uart_port *uart_get_console(struct uart_port *ports, int nr, struct console *c); void uart_parse_options(char *options, int *baud, int *parity, int *bits, diff --git a/include/linux/string.h b/include/linux/string.h index ac889c5ea11b..d36977e029af 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -52,6 +52,9 @@ extern int strncasecmp(const char *s1, const char *s2, size_t n); #ifndef __HAVE_ARCH_STRCHR extern char * strchr(const char *,int); #endif +#ifndef __HAVE_ARCH_STRCHRNUL +extern char * strchrnul(const char *,int); +#endif #ifndef __HAVE_ARCH_STRNCHR extern char * strnchr(const char *, size_t, int); #endif |