diff options
Diffstat (limited to 'drivers')
87 files changed, 896 insertions, 572 deletions
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c index 837de669743..78c55508aff 100644 --- a/drivers/acpi/acpica/evgpe.c +++ b/drivers/acpi/acpica/evgpe.c @@ -117,19 +117,14 @@ acpi_status acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info) if (ACPI_FAILURE(status)) return_ACPI_STATUS(status); - /* Mark wake-enabled or HW enable, or both */ - - if (gpe_event_info->runtime_count) { - /* Clear the GPE (of stale events), then enable it */ - status = acpi_hw_clear_gpe(gpe_event_info); - if (ACPI_FAILURE(status)) - return_ACPI_STATUS(status); - - /* Enable the requested runtime GPE */ - status = acpi_hw_write_gpe_enable_reg(gpe_event_info); - } + /* Clear the GPE (of stale events), then enable it */ + status = acpi_hw_clear_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) + return_ACPI_STATUS(status); - return_ACPI_STATUS(AE_OK); + /* Enable the requested GPE */ + status = acpi_hw_write_gpe_enable_reg(gpe_event_info); + return_ACPI_STATUS(status); } /******************************************************************************* diff --git a/drivers/acpi/acpica/exprep.c b/drivers/acpi/acpica/exprep.c index edf62bf5b26..a610ebe18ed 100644 --- a/drivers/acpi/acpica/exprep.c +++ b/drivers/acpi/acpica/exprep.c @@ -468,6 +468,18 @@ acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info) acpi_ut_add_reference(obj_desc->field.region_obj); + /* allow full data read from EC address space */ + if (obj_desc->field.region_obj->region.space_id == + ACPI_ADR_SPACE_EC) { + if (obj_desc->common_field.bit_length > 8) + obj_desc->common_field.access_bit_width = + ACPI_ROUND_UP(obj_desc->common_field. + bit_length, 8); + obj_desc->common_field.access_byte_width = + ACPI_DIV_8(obj_desc->common_field. + access_bit_width); + } + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, "RegionField: BitOff %X, Off %X, Gran %X, Region %p\n", obj_desc->field.start_field_bit_offset, diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 5717bd30086..3026e3fa83e 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -568,13 +568,13 @@ static int acpi_battery_update(struct acpi_battery *battery) result = acpi_battery_get_status(battery); if (result) return result; -#ifdef CONFIG_ACPI_SYSFS_POWER if (!acpi_battery_present(battery)) { +#ifdef CONFIG_ACPI_SYSFS_POWER sysfs_remove_battery(battery); +#endif battery->update_time = 0; return 0; } -#endif if (!battery->update_time || old_present != acpi_battery_present(battery)) { result = acpi_battery_get_info(battery); @@ -880,7 +880,7 @@ static void acpi_battery_notify(struct acpi_device *device, u32 event) #ifdef CONFIG_ACPI_SYSFS_POWER /* acpi_battery_update could remove power_supply object */ if (battery->bat.dev) - kobject_uevent(&battery->bat.dev->kobj, KOBJ_CHANGE); + power_supply_changed(&battery->bat); #endif } diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c index a9c429c5d50..3fe29e992be 100644 --- a/drivers/acpi/dock.c +++ b/drivers/acpi/dock.c @@ -1026,13 +1026,10 @@ static int dock_remove(struct dock_station *ds) static acpi_status find_dock(acpi_handle handle, u32 lvl, void *context, void **rv) { - acpi_status status = AE_OK; - if (is_dock(handle)) - if (dock_add(handle) >= 0) - status = AE_CTRL_TERMINATE; + dock_add(handle); - return status; + return AE_OK; } static acpi_status diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 35ba2547f54..f2234db85da 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -629,12 +629,12 @@ static u32 acpi_ec_gpe_handler(void *data) static acpi_status acpi_ec_space_handler(u32 function, acpi_physical_address address, - u32 bits, u64 *value, + u32 bits, u64 *value64, void *handler_context, void *region_context) { struct acpi_ec *ec = handler_context; - int result = 0, i; - u8 temp = 0; + int result = 0, i, bytes = bits / 8; + u8 *value = (u8 *)value64; if ((address > 0xFF) || !value || !handler_context) return AE_BAD_PARAMETER; @@ -642,32 +642,15 @@ acpi_ec_space_handler(u32 function, acpi_physical_address address, if (function != ACPI_READ && function != ACPI_WRITE) return AE_BAD_PARAMETER; - if (bits != 8 && acpi_strict) - return AE_BAD_PARAMETER; - - if (EC_FLAGS_MSI) + if (EC_FLAGS_MSI || bits > 8) acpi_ec_burst_enable(ec); - if (function == ACPI_READ) { - result = acpi_ec_read(ec, address, &temp); - *value = temp; - } else { - temp = 0xff & (*value); - result = acpi_ec_write(ec, address, temp); - } - - for (i = 8; unlikely(bits - i > 0); i += 8) { - ++address; - if (function == ACPI_READ) { - result = acpi_ec_read(ec, address, &temp); - (*value) |= ((u64)temp) << i; - } else { - temp = 0xff & ((*value) >> i); - result = acpi_ec_write(ec, address, temp); - } - } + for (i = 0; i < bytes; ++i, ++address, ++value) + result = (function == ACPI_READ) ? + acpi_ec_read(ec, address, value) : + acpi_ec_write(ec, address, *value); - if (EC_FLAGS_MSI) + if (EC_FLAGS_MSI || bits > 8) acpi_ec_burst_disable(ec); switch (result) { diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index b8725461d88..b0337d31460 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -61,8 +61,10 @@ int node_to_pxm(int node) void __acpi_map_pxm_to_node(int pxm, int node) { - pxm_to_node_map[pxm] = node; - node_to_pxm_map[node] = pxm; + if (pxm_to_node_map[pxm] == NUMA_NO_NODE || node < pxm_to_node_map[pxm]) + pxm_to_node_map[pxm] = node; + if (node_to_pxm_map[node] == PXM_INVAL || pxm < node_to_pxm_map[node]) + node_to_pxm_map[node] = pxm; } int acpi_map_pxm_to_node(int pxm) diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 8e6d8665f0a..7594f65800c 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -758,7 +758,14 @@ static acpi_status __acpi_os_execute(acpi_execute_type type, queue = hp ? kacpi_hotplug_wq : (type == OSL_NOTIFY_HANDLER ? kacpi_notify_wq : kacpid_wq); dpc->wait = hp ? 1 : 0; - INIT_WORK(&dpc->work, acpi_os_execute_deferred); + + if (queue == kacpi_hotplug_wq) + INIT_WORK(&dpc->work, acpi_os_execute_deferred); + else if (queue == kacpi_notify_wq) + INIT_WORK(&dpc->work, acpi_os_execute_deferred); + else + INIT_WORK(&dpc->work, acpi_os_execute_deferred); + ret = queue_work(queue, &dpc->work); if (!ret) { @@ -1151,16 +1158,10 @@ int acpi_check_resource_conflict(const struct resource *res) if (clash) { if (acpi_enforce_resources != ENFORCE_RESOURCES_NO) { - printk("%sACPI: %s resource %s [0x%llx-0x%llx]" - " conflicts with ACPI region %s" - " [0x%llx-0x%llx]\n", - acpi_enforce_resources == ENFORCE_RESOURCES_LAX - ? KERN_WARNING : KERN_ERR, - ioport ? "I/O" : "Memory", res->name, - (long long) res->start, (long long) res->end, - res_list_elem->name, - (long long) res_list_elem->start, - (long long) res_list_elem->end); + printk(KERN_WARNING "ACPI: resource %s %pR" + " conflicts with ACPI region %s %pR\n", + res->name, res, res_list_elem->name, + res_list_elem); if (acpi_enforce_resources == ENFORCE_RESOURCES_LAX) printk(KERN_NOTICE "ACPI: This conflict may" " cause random problems and system" diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 0261b116d05..0338f513a01 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1081,12 +1081,6 @@ static void acpi_device_set_id(struct acpi_device *device) if (ACPI_IS_ROOT_DEVICE(device)) { acpi_add_id(device, ACPI_SYSTEM_HID); break; - } else if (ACPI_IS_ROOT_DEVICE(device->parent)) { - /* \_SB_, the only root-level namespace device */ - acpi_add_id(device, ACPI_BUS_HID); - strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME); - strcpy(device->pnp.device_class, ACPI_BUS_CLASS); - break; } status = acpi_get_object_info(device->handle, &info); @@ -1121,6 +1115,12 @@ static void acpi_device_set_id(struct acpi_device *device) acpi_add_id(device, ACPI_DOCK_HID); else if (!acpi_ibm_smbus_match(device)) acpi_add_id(device, ACPI_SMBUS_IBM_HID); + else if (!acpi_device_hid(device) && + ACPI_IS_ROOT_DEVICE(device->parent)) { + acpi_add_id(device, ACPI_BUS_HID); /* \_SB, LNXSYBUS */ + strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME); + strcpy(device->pnp.device_class, ACPI_BUS_CLASS); + } break; case ACPI_BUS_TYPE_POWER: diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 6a014379677..a0c93b32148 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -44,6 +44,7 @@ #include <linux/dmi.h> #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> +#include <linux/suspend.h> #define PREFIX "ACPI: " @@ -89,7 +90,6 @@ module_param(allow_duplicates, bool, 0644); static int register_count = 0; static int acpi_video_bus_add(struct acpi_device *device); static int acpi_video_bus_remove(struct acpi_device *device, int type); -static int acpi_video_resume(struct acpi_device *device); static void acpi_video_bus_notify(struct acpi_device *device, u32 event); static const struct acpi_device_id video_device_ids[] = { @@ -105,7 +105,6 @@ static struct acpi_driver acpi_video_bus = { .ops = { .add = acpi_video_bus_add, .remove = acpi_video_bus_remove, - .resume = acpi_video_resume, .notify = acpi_video_bus_notify, }, }; @@ -160,6 +159,7 @@ struct acpi_video_bus { struct proc_dir_entry *dir; struct input_dev *input; char phys[32]; /* for input device */ + struct notifier_block pm_nb; }; struct acpi_video_device_flags { @@ -1021,6 +1021,13 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) if (IS_ERR(device->backlight)) return; + /* + * Save current brightness level in case we have to restore it + * before acpi_video_device_lcd_set_level() is called next time. + */ + device->backlight->props.brightness = + acpi_video_get_brightness(device->backlight); + result = sysfs_create_link(&device->backlight->dev.kobj, &device->dev->dev.kobj, "device"); if (result) @@ -2123,7 +2130,7 @@ static void acpi_video_bus_notify(struct acpi_device *device, u32 event) { struct acpi_video_bus *video = acpi_driver_data(device); struct input_dev *input; - int keycode; + int keycode = 0; if (!video) return; @@ -2159,17 +2166,19 @@ static void acpi_video_bus_notify(struct acpi_device *device, u32 event) break; default: - keycode = KEY_UNKNOWN; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unsupported event [0x%x]\n", event)); break; } acpi_notifier_call_chain(device, event, 0); - input_report_key(input, keycode, 1); - input_sync(input); - input_report_key(input, keycode, 0); - input_sync(input); + + if (keycode) { + input_report_key(input, keycode, 1); + input_sync(input); + input_report_key(input, keycode, 0); + input_sync(input); + } return; } @@ -2180,7 +2189,7 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data) struct acpi_device *device = NULL; struct acpi_video_bus *bus; struct input_dev *input; - int keycode; + int keycode = 0; if (!video_device) return; @@ -2221,39 +2230,48 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data) keycode = KEY_DISPLAY_OFF; break; default: - keycode = KEY_UNKNOWN; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unsupported event [0x%x]\n", event)); break; } acpi_notifier_call_chain(device, event, 0); - input_report_key(input, keycode, 1); - input_sync(input); - input_report_key(input, keycode, 0); - input_sync(input); + + if (keycode) { + input_report_key(input, keycode, 1); + input_sync(input); + input_report_key(input, keycode, 0); + input_sync(input); + } return; } -static int instance; -static int acpi_video_resume(struct acpi_device *device) +static int acpi_video_resume(struct notifier_block *nb, + unsigned long val, void *ign) { struct acpi_video_bus *video; struct acpi_video_device *video_device; int i; - if (!device || !acpi_driver_data(device)) - return -EINVAL; + switch (val) { + case PM_HIBERNATION_PREPARE: + case PM_SUSPEND_PREPARE: + case PM_RESTORE_PREPARE: + return NOTIFY_DONE; + } - video = acpi_driver_data(device); + video = container_of(nb, struct acpi_video_bus, pm_nb); + + dev_info(&video->device->dev, "Restoring backlight state\n"); for (i = 0; i < video->attached_count; i++) { video_device = video->attached_array[i].bind_info; if (video_device && video_device->backlight) acpi_video_set_brightness(video_device->backlight); } - return AE_OK; + + return NOTIFY_OK; } static acpi_status @@ -2277,6 +2295,8 @@ acpi_video_bus_match(acpi_handle handle, u32 level, void *context, return AE_OK; } +static int instance; + static int acpi_video_bus_add(struct acpi_device *device) { struct acpi_video_bus *video; @@ -2358,7 +2378,6 @@ static int acpi_video_bus_add(struct acpi_device *device) set_bit(KEY_BRIGHTNESSDOWN, input->keybit); set_bit(KEY_BRIGHTNESS_ZERO, input->keybit); set_bit(KEY_DISPLAY_OFF, input->keybit); - set_bit(KEY_UNKNOWN, input->keybit); error = input_register_device(input); if (error) @@ -2370,6 +2389,10 @@ static int acpi_video_bus_add(struct acpi_device *device) video->flags.rom ? "yes" : "no", video->flags.post ? "yes" : "no"); + video->pm_nb.notifier_call = acpi_video_resume; + video->pm_nb.priority = 0; + register_pm_notifier(&video->pm_nb); + return 0; err_free_input_dev: @@ -2396,6 +2419,8 @@ static int acpi_video_bus_remove(struct acpi_device *device, int type) video = acpi_driver_data(device); + unregister_pm_notifier(&video->pm_nb); + acpi_video_bus_stop_devices(video); acpi_video_bus_put_devices(video); acpi_video_bus_remove_fs(device); diff --git a/drivers/base/memory.c b/drivers/base/memory.c index 4f4aa5897b4..933442f4032 100644 --- a/drivers/base/memory.c +++ b/drivers/base/memory.c @@ -313,7 +313,7 @@ static ssize_t print_block_size(struct sysdev_class *class, struct sysdev_class_attribute *attr, char *buf) { - return sprintf(buf, "%#lx\n", (unsigned long)PAGES_PER_SECTION * PAGE_SIZE); + return sprintf(buf, "%lx\n", (unsigned long)PAGES_PER_SECTION * PAGE_SIZE); } static SYSDEV_CLASS_ATTR(block_size_bytes, 0444, print_block_size, NULL); diff --git a/drivers/base/node.c b/drivers/base/node.c index 985abd7f49a..057979a19ee 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -15,7 +15,7 @@ #include <linux/cpu.h> #include <linux/device.h> #include <linux/swap.h> -#include <linux/gfp.h> +#include <linux/slab.h> static struct sysdev_class_attribute *node_state_attrs[]; diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c index 459f1bc25a7..c5f22bb0a48 100644 --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -2533,7 +2533,6 @@ static bool DAC960_RegisterBlockDevice(DAC960_Controller_T *Controller) Controller->RequestQueue[n] = RequestQueue; blk_queue_bounce_limit(RequestQueue, Controller->BounceBufferLimit); RequestQueue->queuedata = Controller; - blk_queue_max_hw_segments(RequestQueue, Controller->DriverScatterGatherLimit); blk_queue_max_segments(RequestQueue, Controller->DriverScatterGatherLimit); blk_queue_max_hw_sectors(RequestQueue, Controller->MaxBlocksPerCommand); disk->queue = RequestQueue; diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 9e3af307aae..eb5ff0531cf 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -3341,6 +3341,7 @@ static irqreturn_t do_cciss_intr(int irq, void *dev_id) printk(KERN_WARNING "cciss: controller cciss%d failed, stopping.\n", h->ctlr); + spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags); fail_all_cmds(h->ctlr); return IRQ_HANDLED; } diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c index 17956ff6a08..df018990c42 100644 --- a/drivers/block/drbd/drbd_actlog.c +++ b/drivers/block/drbd/drbd_actlog.c @@ -536,7 +536,9 @@ static void atodb_endio(struct bio *bio, int error) put_ldev(mdev); } +/* sector to word */ #define S2W(s) ((s)<<(BM_EXT_SHIFT-BM_BLOCK_SHIFT-LN2_BPL)) + /* activity log to on disk bitmap -- prepare bio unless that sector * is already covered by previously prepared bios */ static int atodb_prepare_unless_covered(struct drbd_conf *mdev, @@ -546,13 +548,20 @@ static int atodb_prepare_unless_covered(struct drbd_conf *mdev, { struct bio *bio; struct page *page; - sector_t on_disk_sector = enr + mdev->ldev->md.md_offset - + mdev->ldev->md.bm_offset; + sector_t on_disk_sector; unsigned int page_offset = PAGE_SIZE; int offset; int i = 0; int err = -ENOMEM; + /* We always write aligned, full 4k blocks, + * so we can ignore the logical_block_size (for now) */ + enr &= ~7U; + on_disk_sector = enr + mdev->ldev->md.md_offset + + mdev->ldev->md.bm_offset; + + D_ASSERT(!(on_disk_sector & 7U)); + /* Check if that enr is already covered by an already created bio. * Caution, bios[] is not NULL terminated, * but only initialized to all NULL. @@ -588,7 +597,7 @@ static int atodb_prepare_unless_covered(struct drbd_conf *mdev, offset = S2W(enr); drbd_bm_get_lel(mdev, offset, - min_t(size_t, S2W(1), drbd_bm_words(mdev) - offset), + min_t(size_t, S2W(8), drbd_bm_words(mdev) - offset), kmap(page) + page_offset); kunmap(page); @@ -597,7 +606,7 @@ static int atodb_prepare_unless_covered(struct drbd_conf *mdev, bio->bi_bdev = mdev->ldev->md_bdev; bio->bi_sector = on_disk_sector; - if (bio_add_page(bio, page, MD_SECTOR_SIZE, page_offset) != MD_SECTOR_SIZE) + if (bio_add_page(bio, page, 4096, page_offset) != 4096) goto out_put_page; atomic_inc(&wc->count); @@ -1327,7 +1336,7 @@ int drbd_rs_del_all(struct drbd_conf *mdev) /* ok, ->resync is there. */ for (i = 0; i < mdev->resync->nr_elements; i++) { e = lc_element_by_index(mdev->resync, i); - bm_ext = e ? lc_entry(e, struct bm_extent, lce) : NULL; + bm_ext = lc_entry(e, struct bm_extent, lce); if (bm_ext->lce.lc_number == LC_FREE) continue; if (bm_ext->lce.lc_number == mdev->resync_wenr) { diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c index 3d6f3d98894..3390716898d 100644 --- a/drivers/block/drbd/drbd_bitmap.c +++ b/drivers/block/drbd/drbd_bitmap.c @@ -67,7 +67,7 @@ struct drbd_bitmap { size_t bm_words; size_t bm_number_of_pages; sector_t bm_dev_capacity; - struct semaphore bm_change; /* serializes resize operations */ + struct mutex bm_change; /* serializes resize operations */ atomic_t bm_async_io; wait_queue_head_t bm_io_wait; @@ -115,7 +115,7 @@ void drbd_bm_lock(struct drbd_conf *mdev, char *why) return; } - trylock_failed = down_trylock(&b->bm_change); + trylock_failed = !mutex_trylock(&b->bm_change); if (trylock_failed) { dev_warn(DEV, "%s going to '%s' but bitmap already locked for '%s' by %s\n", @@ -126,7 +126,7 @@ void drbd_bm_lock(struct drbd_conf *mdev, char *why) b->bm_task == mdev->receiver.task ? "receiver" : b->bm_task == mdev->asender.task ? "asender" : b->bm_task == mdev->worker.task ? "worker" : "?"); - down(&b->bm_change); + mutex_lock(&b->bm_change); } if (__test_and_set_bit(BM_LOCKED, &b->bm_flags)) dev_err(DEV, "FIXME bitmap already locked in bm_lock\n"); @@ -148,7 +148,7 @@ void drbd_bm_unlock(struct drbd_conf *mdev) b->bm_why = NULL; b->bm_task = NULL; - up(&b->bm_change); + mutex_unlock(&b->bm_change); } /* word offset to long pointer */ @@ -296,7 +296,7 @@ int drbd_bm_init(struct drbd_conf *mdev) if (!b) return -ENOMEM; spin_lock_init(&b->bm_lock); - init_MUTEX(&b->bm_change); + mutex_init(&b->bm_change); init_waitqueue_head(&b->bm_io_wait); mdev->bitmap = b; diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index d9301e861d9..e5e86a78182 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -261,6 +261,9 @@ static inline const char *cmdname(enum drbd_packets cmd) [P_OV_REQUEST] = "OVRequest", [P_OV_REPLY] = "OVReply", [P_OV_RESULT] = "OVResult", + [P_CSUM_RS_REQUEST] = "CsumRSRequest", + [P_RS_IS_IN_SYNC] = "CsumRSIsInSync", + [P_COMPRESSED_BITMAP] = "CBitmap", [P_MAX_CMD] = NULL, }; @@ -443,13 +446,18 @@ struct p_rs_param_89 { char csums_alg[SHARED_SECRET_MAX]; } __packed; +enum drbd_conn_flags { + CF_WANT_LOSE = 1, + CF_DRY_RUN = 2, +}; + struct p_protocol { struct p_header head; u32 protocol; u32 after_sb_0p; u32 after_sb_1p; u32 after_sb_2p; - u32 want_lose; + u32 conn_flags; u32 two_primaries; /* Since protocol version 87 and higher. */ @@ -791,6 +799,8 @@ enum { * while this is set. */ RESIZE_PENDING, /* Size change detected locally, waiting for the response from * the peer, if it changed there as well. */ + CONN_DRY_RUN, /* Expect disconnect after resync handshake. */ + GOT_PING_ACK, /* set when we receive a ping_ack packet, misc wait gets woken */ }; struct drbd_bitmap; /* opaque for drbd_conf */ diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index ab871e00ffc..67e0fc54224 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -1668,7 +1668,7 @@ int drbd_send_sync_param(struct drbd_conf *mdev, struct syncer_conf *sc) int drbd_send_protocol(struct drbd_conf *mdev) { struct p_protocol *p; - int size, rv; + int size, cf, rv; size = sizeof(struct p_protocol); @@ -1685,9 +1685,21 @@ int drbd_send_protocol(struct drbd_conf *mdev) p->after_sb_0p = cpu_to_be32(mdev->net_conf->after_sb_0p); p->after_sb_1p = cpu_to_be32(mdev->net_conf->after_sb_1p); p->after_sb_2p = cpu_to_be32(mdev->net_conf->after_sb_2p); - p->want_lose = cpu_to_be32(mdev->net_conf->want_lose); p->two_primaries = cpu_to_be32(mdev->net_conf->two_primaries); + cf = 0; + if (mdev->net_conf->want_lose) + cf |= CF_WANT_LOSE; + if (mdev->net_conf->dry_run) { + if (mdev->agreed_pro_version >= 92) + cf |= CF_DRY_RUN; + else { + dev_err(DEV, "--dry-run is not supported by peer"); + return 0; + } + } + p->conn_flags = cpu_to_be32(cf); + if (mdev->agreed_pro_version >= 87) strcpy(p->integrity_alg, mdev->net_conf->integrity_alg); @@ -3161,14 +3173,18 @@ void drbd_free_bc(struct drbd_backing_dev *ldev) void drbd_free_sock(struct drbd_conf *mdev) { if (mdev->data.socket) { + mutex_lock(&mdev->data.mutex); kernel_sock_shutdown(mdev->data.socket, SHUT_RDWR); sock_release(mdev->data.socket); mdev->data.socket = NULL; + mutex_unlock(&mdev->data.mutex); } if (mdev->meta.socket) { + mutex_lock(&mdev->meta.mutex); kernel_sock_shutdown(mdev->meta.socket, SHUT_RDWR); sock_release(mdev->meta.socket); mdev->meta.socket = NULL; + mutex_unlock(&mdev->meta.mutex); } } diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 4df3b40b105..6429d2b19e0 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -285,8 +285,8 @@ int drbd_set_role(struct drbd_conf *mdev, enum drbd_role new_role, int force) } if (r == SS_NO_UP_TO_DATE_DISK && force && - (mdev->state.disk == D_INCONSISTENT || - mdev->state.disk == D_OUTDATED)) { + (mdev->state.disk < D_UP_TO_DATE && + mdev->state.disk >= D_INCONSISTENT)) { mask.disk = D_MASK; val.disk = D_UP_TO_DATE; forced = 1; @@ -407,7 +407,7 @@ static int drbd_nl_primary(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp, } reply->ret_code = - drbd_set_role(mdev, R_PRIMARY, primary_args.overwrite_peer); + drbd_set_role(mdev, R_PRIMARY, primary_args.primary_force); return 0; } @@ -941,6 +941,25 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp drbd_md_set_sector_offsets(mdev, nbc); + /* allocate a second IO page if logical_block_size != 512 */ + logical_block_size = bdev_logical_block_size(nbc->md_bdev); + if (logical_block_size == 0) + logical_block_size = MD_SECTOR_SIZE; + + if (logical_block_size != MD_SECTOR_SIZE) { + if (!mdev->md_io_tmpp) { + struct page *page = alloc_page(GFP_NOIO); + if (!page) + goto force_diskless_dec; + + dev_warn(DEV, "Meta data's bdev logical_block_size = %d != %d\n", + logical_block_size, MD_SECTOR_SIZE); + dev_warn(DEV, "Workaround engaged (has performance impact).\n"); + + mdev->md_io_tmpp = page; + } + } + if (!mdev->bitmap) { if (drbd_bm_init(mdev)) { retcode = ERR_NOMEM; @@ -980,25 +999,6 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp goto force_diskless_dec; } - /* allocate a second IO page if logical_block_size != 512 */ - logical_block_size = bdev_logical_block_size(nbc->md_bdev); - if (logical_block_size == 0) - logical_block_size = MD_SECTOR_SIZE; - - if (logical_block_size != MD_SECTOR_SIZE) { - if (!mdev->md_io_tmpp) { - struct page *page = alloc_page(GFP_NOIO); - if (!page) - goto force_diskless_dec; - - dev_warn(DEV, "Meta data's bdev logical_block_size = %d != %d\n", - logical_block_size, MD_SECTOR_SIZE); - dev_warn(DEV, "Workaround engaged (has performance impact).\n"); - - mdev->md_io_tmpp = page; - } - } - /* Reset the "barriers don't work" bits here, then force meta data to * be written, to ensure we determine if barriers are supported. */ if (nbc->dc.no_md_flush) diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index d065c646b35..ed9f1de24a7 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -2513,6 +2513,10 @@ static enum drbd_conns drbd_sync_handshake(struct drbd_conf *mdev, enum drbd_rol } if (hg == -100) { + /* FIXME this log message is not correct if we end up here + * after an attempted attach on a diskless node. + * We just refuse to attach -- well, we drop the "connection" + * to that disk, in a way... */ dev_alert(DEV, "Split-Brain detected, dropping connection!\n"); drbd_khelper(mdev, "split-brain"); return C_MASK; @@ -2538,6 +2542,16 @@ static enum drbd_conns drbd_sync_handshake(struct drbd_conf *mdev, enum drbd_rol } } + if (mdev->net_conf->dry_run || test_bit(CONN_DRY_RUN, &mdev->flags)) { + if (hg == 0) + dev_info(DEV, "dry-run connect: No resync, would become Connected immediately.\n"); + else + dev_info(DEV, "dry-run connect: Would become %s, doing a %s resync.", + drbd_conn_str(hg > 0 ? C_SYNC_SOURCE : C_SYNC_TARGET), + abs(hg) >= 2 ? "full" : "bit-map based"); + return C_MASK; + } + if (abs(hg) >= 2) { dev_info(DEV, "Writing the whole bitmap, full sync required after drbd_sync_handshake.\n"); if (drbd_bitmap_io(mdev, &drbd_bmio_set_n_write, "set_n_write from sync_handshake")) @@ -2585,7 +2599,7 @@ static int receive_protocol(struct drbd_conf *mdev, struct p_header *h) struct p_protocol *p = (struct p_protocol *)h; int header_size, data_size; int p_proto, p_after_sb_0p, p_after_sb_1p, p_after_sb_2p; - int p_want_lose, p_two_primaries; + int p_want_lose, p_two_primaries, cf; char p_integrity_alg[SHARED_SECRET_MAX] = ""; header_size = sizeof(*p) - sizeof(*h); @@ -2598,8 +2612,14 @@ static int receive_protocol(struct drbd_conf *mdev, struct p_header *h) p_after_sb_0p = be32_to_cpu(p->after_sb_0p); p_after_sb_1p = be32_to_cpu(p->after_sb_1p); p_after_sb_2p = be32_to_cpu(p->after_sb_2p); - p_want_lose = be32_to_cpu(p->want_lose); p_two_primaries = be32_to_cpu(p->two_primaries); + cf = be32_to_cpu(p->conn_flags); + p_want_lose = cf & CF_WANT_LOSE; + + clear_bit(CONN_DRY_RUN, &mdev->flags); + + if (cf & CF_DRY_RUN) + set_bit(CONN_DRY_RUN, &mdev->flags); if (p_proto != mdev->net_conf->wire_protocol) { dev_err(DEV, "incompatible communication protocols\n"); @@ -3118,13 +3138,16 @@ static int receive_state(struct drbd_conf *mdev, struct p_header *h) put_ldev(mdev); if (nconn == C_MASK) { + nconn = C_CONNECTED; if (mdev->state.disk == D_NEGOTIATING) { drbd_force_state(mdev, NS(disk, D_DISKLESS)); - nconn = C_CONNECTED; } else if (peer_state.disk == D_NEGOTIATING) { dev_err(DEV, "Disk attach process on the peer node was aborted.\n"); peer_state.disk = D_DISKLESS; + real_peer_disk = D_DISKLESS; } else { + if (test_and_clear_bit(CONN_DRY_RUN, &mdev->flags)) + return FALSE; D_ASSERT(oconn == C_WF_REPORT_PARAMS); drbd_force_state(mdev, NS(conn, C_DISCONNECTING)); return FALSE; @@ -3594,10 +3617,7 @@ static void drbd_disconnect(struct drbd_conf *mdev) /* asender does not clean up anything. it must not interfere, either */ drbd_thread_stop(&mdev->asender); - - mutex_lock(&mdev->data.mutex); drbd_free_sock(mdev); - mutex_unlock(&mdev->data.mutex); spin_lock_irq(&mdev->req_lock); _drbd_wait_ee_list_empty(mdev, &mdev->active_ee); @@ -4054,6 +4074,8 @@ static int got_PingAck(struct drbd_conf *mdev, struct p_header *h) { /* restore idle timeout */ mdev->meta.socket->sk->sk_rcvtimeo = mdev->net_conf->ping_int*HZ; + if (!test_and_set_bit(GOT_PING_ACK, &mdev->flags)) + wake_up(&mdev->misc_wait); return TRUE; } diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c index b453c2bca3b..44bf6d11197 100644 --- a/drivers/block/drbd/drbd_worker.c +++ b/drivers/block/drbd/drbd_worker.c @@ -938,7 +938,8 @@ int w_e_end_csum_rs_req(struct drbd_conf *mdev, struct drbd_work *w, int cancel) if (eq) { drbd_set_in_sync(mdev, e->sector, e->size); - mdev->rs_same_csum++; + /* rs_same_csums unit is BM_BLOCK_SIZE */ + mdev->rs_same_csum += e->size >> BM_BLOCK_SHIFT; ok = drbd_send_ack(mdev, P_RS_IS_IN_SYNC, e); } else { inc_rs_pending(mdev); @@ -1288,6 +1289,14 @@ int drbd_alter_sa(struct drbd_conf *mdev, int na) return retcode; } +static void ping_peer(struct drbd_conf *mdev) +{ + clear_bit(GOT_PING_ACK, &mdev->flags); + request_ping(mdev); + wait_event(mdev->misc_wait, + test_bit(GOT_PING_ACK, &mdev->flags) || mdev->state.conn < C_CONNECTED); +} + /** * drbd_start_resync() - Start the resync process * @mdev: DRBD device. @@ -1371,7 +1380,6 @@ void drbd_start_resync(struct drbd_conf *mdev, enum drbd_conns side) _drbd_pause_after(mdev); } write_unlock_irq(&global_state_lock); - drbd_state_unlock(mdev); put_ldev(mdev); if (r == SS_SUCCESS) { @@ -1382,11 +1390,8 @@ void drbd_start_resync(struct drbd_conf *mdev, enum drbd_conns side) if (mdev->rs_total == 0) { /* Peer still reachable? Beware of failing before-resync-target handlers! */ - request_ping(mdev); - __set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(mdev->net_conf->ping_timeo*HZ/9); /* 9 instead 10 */ + ping_peer(mdev); drbd_resync_finished(mdev); - return; } /* ns.conn may already be != mdev->state.conn, @@ -1398,6 +1403,7 @@ void drbd_start_resync(struct drbd_conf *mdev, enum drbd_conns side) drbd_md_sync(mdev); } + drbd_state_unlock(mdev); } int drbd_worker(struct drbd_thread *thi) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index cb69929d917..8546d123b9a 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -237,6 +237,8 @@ static int do_lo_send_aops(struct loop_device *lo, struct bio_vec *bvec, if (ret) goto fail; + file_update_time(file); + transfer_result = lo_do_transfer(lo, WRITE, page, offset, bvec->bv_page, bv_offs, size, IV); copied = size; diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c index 8866ca369d5..71acf4e5335 100644 --- a/drivers/block/paride/pcd.c +++ b/drivers/block/paride/pcd.c @@ -341,11 +341,11 @@ static int pcd_wait(struct pcd_unit *cd, int go, int stop, char *fun, char *msg) && (j++ < PCD_SPIN)) udelay(PCD_DELAY); - if ((r & (IDE_ERR & stop)) || (j >= PCD_SPIN)) { + if ((r & (IDE_ERR & stop)) || (j > PCD_SPIN)) { s = read_reg(cd, 7); e = read_reg(cd, 1); p = read_reg(cd, 2); - if (j >= PCD_SPIN) + if (j > PCD_SPIN) e |= 0x100; if (fun) printk("%s: %s %s: alt=0x%x stat=0x%x err=0x%x" diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c index ddb4f9abd48..c059aab3006 100644 --- a/drivers/block/paride/pf.c +++ b/drivers/block/paride/pf.c @@ -391,11 +391,11 @@ static int pf_wait(struct pf_unit *pf, int go, int stop, char *fun, char *msg) && (j++ < PF_SPIN)) udelay(PF_SPIN_DEL); - if ((r & (STAT_ERR & stop)) || (j >= PF_SPIN)) { + if ((r & (STAT_ERR & stop)) || (j > PF_SPIN)) { s = read_reg(pf, 7); e = read_reg(pf, 1); p = read_reg(pf, 2); - if (j >= PF_SPIN) + if (j > PF_SPIN) e |= 0x100; if (fun) printk("%s: %s %s: alt=0x%x stat=0x%x err=0x%x" diff --git a/drivers/block/paride/pt.c b/drivers/block/paride/pt.c index 1e4006e18f0..bc5825fdeaa 100644 --- a/drivers/block/paride/pt.c +++ b/drivers/block/paride/pt.c @@ -274,11 +274,11 @@ static int pt_wait(struct pt_unit *tape, int go, int stop, char *fun, char *msg) && (j++ < PT_SPIN)) udelay(PT_SPIN_DEL); - if ((r & (STAT_ERR & stop)) || (j >= PT_SPIN)) { + if ((r & (STAT_ERR & stop)) || (j > PT_SPIN)) { s = read_reg(pi, 7); e = read_reg(pi, 1); p = read_reg(pi, 2); - if (j >= PT_SPIN) + if (j > PT_SPIN) e |= 0x100; if (fun) printk("%s: %s %s: alt=0x%x stat=0x%x err=0x%x" diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 4b12b820c9a..2138a7ae050 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -348,14 +348,13 @@ static int __devinit virtblk_probe(struct virtio_device *vdev) set_capacity(vblk->disk, cap); /* We can handle whatever the host told us to handle. */ - blk_queue_max_phys_segments(q, vblk->sg_elems-2); - blk_queue_max_hw_segments(q, vblk->sg_elems-2); + blk_queue_max_segments(q, vblk->sg_elems-2); /* No need to bounce any requests */ blk_queue_bounce_limit(q, BLK_BOUNCE_ANY); /* No real sector limit. */ - blk_queue_max_sectors(q, -1U); + blk_queue_max_hw_sectors(q, -1U); /* Host can optionally specify maximum segment size and number of * segments. */ diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c index 6c32fbf0716..56b27671adc 100644 --- a/drivers/char/amiserial.c +++ b/drivers/char/amiserial.c @@ -2021,8 +2021,6 @@ static int __init rs_init(void) state->baud_base = amiga_colorclock; state->xmit_fifo_size = 1; - local_irq_save(flags); - /* set ISRs, and then disable the rx interrupts */ error = request_irq(IRQ_AMIGA_TBE, ser_tx_int, 0, "serial TX", state); if (error) @@ -2033,6 +2031,8 @@ static int __init rs_init(void) if (error) goto fail_free_irq; + local_irq_save(flags); + /* turn off Rx and Tx interrupts */ custom.intena = IF_RBF | IF_TBE; mb(); diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index d3890e8d30e..35cca4c7fb1 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c @@ -368,16 +368,12 @@ static void hvc_close(struct tty_struct *tty, struct file * filp) hp = tty->driver_data; spin_lock_irqsave(&hp->lock, flags); - tty_kref_get(tty); if (--hp->count == 0) { /* We are done with the tty pointer now. */ hp->tty = NULL; spin_unlock_irqrestore(&hp->lock, flags); - /* Put the ref obtained in hvc_open() */ - tty_kref_put(tty); - if (hp->ops->notifier_del) hp->ops->notifier_del(hp, hp->data); diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 1f3215ac085..f54dab8acdc 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -225,6 +225,7 @@ int __weak phys_mem_access_prot_allowed(struct file *file, * outside of main memory. * */ +#ifdef pgprot_noncached static int uncached_access(struct file *file, unsigned long addr) { #if defined(CONFIG_IA64) @@ -251,6 +252,7 @@ static int uncached_access(struct file *file, unsigned long addr) return addr >= __pa(high_memory); #endif } +#endif static pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, unsigned long size, pgprot_t vma_prot) @@ -710,11 +712,6 @@ static loff_t memory_lseek(struct file *file, loff_t offset, int orig) switch (orig) { case SEEK_CUR: offset += file->f_pos; - if ((unsigned long long)offset < - (unsigned long long)file->f_pos) { - ret = -EOVERFLOW; - break; - } case SEEK_SET: /* to avoid userland mistaking f_pos=-9 as -EBADF=-9 */ if ((unsigned long long)offset >= ~0xFFFULL) { @@ -908,6 +905,9 @@ static int __init chr_dev_init(void) printk("unable to get major %d for memory devs\n", MEM_MAJOR); mem_class = class_create(THIS_MODULE, "mem"); + if (IS_ERR(mem_class)) + return PTR_ERR(mem_class); + mem_class->devnode = mem_devnode; for (minor = 1; minor < ARRAY_SIZE(devlist); minor++) { if (!devlist[minor].name) diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c index 95c9f54f3d3..47023053ee8 100644 --- a/drivers/char/mxser.c +++ b/drivers/char/mxser.c @@ -1768,7 +1768,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file, int len, lsr; len = mxser_chars_in_buffer(tty); - spin_lock(&info->slock); + spin_lock_irq(&info->slock); lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_THRE; spin_unlock_irq(&info->slock); len += (lsr ? 0 : 1); @@ -1778,12 +1778,12 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file, case MOXA_ASPP_MON: { int mcr, status; - spin_lock(&info->slock); + spin_lock_irq(&info->slock); status = mxser_get_msr(info->ioaddr, 1, tty->index); mxser_check_modem_status(tty, info, status); mcr = inb(info->ioaddr + UART_MCR); - spin_unlock(&info->slock); + spin_unlock_irq(&info->slock); if (mcr & MOXA_MUST_MCR_XON_FLAG) info->mon_data.hold_reason &= ~NPPI_NOTIFY_XOFFHOLD; diff --git a/drivers/char/raw.c b/drivers/char/raw.c index d331c59b571..8756ab0daa8 100644 --- a/drivers/char/raw.c +++ b/drivers/char/raw.c @@ -248,6 +248,7 @@ static const struct file_operations raw_fops = { .aio_read = generic_file_aio_read, .write = do_sync_write, .aio_write = blkdev_aio_write, + .fsync = blkdev_fsync, .open = raw_open, .release= raw_release, .ioctl = raw_ioctl, diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 026ea6c27e0..196428c2287 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -33,6 +33,35 @@ #include <linux/workqueue.h> #include "hvc_console.h" +/* Moved here from .h file in order to disable MULTIPORT. */ +#define VIRTIO_CONSOLE_F_MULTIPORT 1 /* Does host provide multiple ports? */ + +struct virtio_console_multiport_conf { + struct virtio_console_config config; + /* max. number of ports this device can hold */ + __u32 max_nr_ports; + /* number of ports added so far */ + __u32 nr_ports; +} __attribute__((packed)); + +/* + * A message that's passed between the Host and the Guest for a + * particular port. + */ +struct virtio_console_control { + __u32 id; /* Port number */ + __u16 event; /* The kind of control event (see below) */ + __u16 value; /* Extra information for the key */ +}; + +/* Some events for control messages */ +#define VIRTIO_CONSOLE_PORT_READY 0 +#define VIRTIO_CONSOLE_CONSOLE_PORT 1 +#define VIRTIO_CONSOLE_RESIZE 2 +#define VIRTIO_CONSOLE_PORT_OPEN 3 +#define VIRTIO_CONSOLE_PORT_NAME 4 +#define VIRTIO_CONSOLE_PORT_REMOVE 5 + /* * This is a global struct for storing common data for all the devices * this driver handles. @@ -121,7 +150,7 @@ struct ports_device { spinlock_t cvq_lock; /* The current config space is stored here */ - struct virtio_console_config config; + struct virtio_console_multiport_conf config; /* The virtio device we're associated with */ struct virtio_device *vdev; @@ -416,20 +445,16 @@ static ssize_t send_buf(struct port *port, void *in_buf, size_t in_count) out_vq->vq_ops->kick(out_vq); if (ret < 0) { - len = 0; + in_count = 0; goto fail; } - /* - * Wait till the host acknowledges it pushed out the data we - * sent. Also ensure we return to userspace the number of - * bytes that were successfully consumed by the host. - */ + /* Wait till the host acknowledges it pushed out the data we sent. */ while (!out_vq->vq_ops->get_buf(out_vq, &len)) cpu_relax(); fail: /* We're expected to return the amount of data we wrote */ - return len; + return in_count; } /* @@ -646,13 +671,13 @@ static int put_chars(u32 vtermno, const char *buf, int count) { struct port *port; + if (unlikely(early_put_chars)) + return early_put_chars(vtermno, buf, count); + port = find_port_by_vtermno(vtermno); if (!port) return 0; - if (unlikely(early_put_chars)) - return early_put_chars(vtermno, buf, count); - return send_buf(port, (void *)buf, count); } @@ -1218,7 +1243,7 @@ fail: */ static void config_work_handler(struct work_struct *work) { - struct virtio_console_config virtconconf; + struct virtio_console_multiport_conf virtconconf; struct ports_device *portdev; struct virtio_device *vdev; int err; @@ -1227,7 +1252,8 @@ static void config_work_handler(struct work_struct *work) vdev = portdev->vdev; vdev->config->get(vdev, - offsetof(struct virtio_console_config, nr_ports), + offsetof(struct virtio_console_multiport_conf, + nr_ports), &virtconconf.nr_ports, sizeof(virtconconf.nr_ports)); @@ -1419,16 +1445,19 @@ static int __devinit virtcons_probe(struct virtio_device *vdev) multiport = false; portdev->config.nr_ports = 1; portdev->config.max_nr_ports = 1; +#if 0 /* Multiport is not quite ready yet --RR */ if (virtio_has_feature(vdev, VIRTIO_CONSOLE_F_MULTIPORT)) { multiport = true; vdev->features[0] |= 1 << VIRTIO_CONSOLE_F_MULTIPORT; - vdev->config->get(vdev, offsetof(struct virtio_console_config, - nr_ports), + vdev->config->get(vdev, + offsetof(struct virtio_console_multiport_conf, + nr_ports), &portdev->config.nr_ports, sizeof(portdev->config.nr_ports)); - vdev->config->get(vdev, offsetof(struct virtio_console_config, - max_nr_ports), + vdev->config->get(vdev, + offsetof(struct virtio_console_multiport_conf, + max_nr_ports), &portdev->config.max_nr_ports, sizeof(portdev->config.max_nr_ports)); if (portdev->config.nr_ports > portdev->config.max_nr_ports) { @@ -1444,6 +1473,7 @@ static int __devinit virtcons_probe(struct virtio_device *vdev) /* Let the Host know we support multiple ports.*/ vdev->config->finalize_features(vdev); +#endif err = init_vqs(portdev); if (err < 0) { @@ -1526,7 +1556,6 @@ static struct virtio_device_id id_table[] = { static unsigned int features[] = { VIRTIO_CONSOLE_F_SIZE, - VIRTIO_CONSOLE_F_MULTIPORT, }; static struct virtio_driver virtio_console = { diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c index 134dd732839..d6470ef36e4 100644 --- a/drivers/firmware/iscsi_ibft_find.c +++ b/drivers/firmware/iscsi_ibft_find.c @@ -51,7 +51,7 @@ EXPORT_SYMBOL_GPL(ibft_addr); * Routine used to find the iSCSI Boot Format Table. The logical * kernel address is set in the ibft_addr global variable. */ -void __init reserve_ibft_region(void) +unsigned long __init find_ibft_region(unsigned long *sizep) { unsigned long pos; unsigned int len = 0; @@ -77,6 +77,11 @@ void __init reserve_ibft_region(void) } } } - if (ibft_addr) - reserve_bootmem(pos, PAGE_ALIGN(len), BOOTMEM_DEFAULT); + if (ibft_addr) { + *sizep = PAGE_ALIGN(len); + return pos; + } + + *sizep = 0; + return 0; } diff --git a/drivers/gpio/timbgpio.c b/drivers/gpio/timbgpio.c index ac4d0f0ea02..ddd053108a1 100644 --- a/drivers/gpio/timbgpio.c +++ b/drivers/gpio/timbgpio.c @@ -131,6 +131,7 @@ static int timbgpio_irq_type(unsigned irq, unsigned trigger) unsigned long flags; u32 lvr, flr, bflr = 0; u32 ver; + int ret = 0; if (offset < 0 || offset > tgpio->gpio.ngpio) return -EINVAL; @@ -154,8 +155,10 @@ static int timbgpio_irq_type(unsigned irq, unsigned trigger) } if ((trigger & IRQ_TYPE_EDGE_BOTH) == IRQ_TYPE_EDGE_BOTH) { - if (ver < 3) - return -EINVAL; + if (ver < 3) { + ret = -EINVAL; + goto out; + } else { flr |= 1 << offset; bflr |= 1 << offset; @@ -175,9 +178,10 @@ static int timbgpio_irq_type(unsigned irq, unsigned trigger) iowrite32(bflr, tgpio->membase + TGPIO_BFLR); iowrite32(1 << offset, tgpio->membase + TGPIO_ICR); - spin_unlock_irqrestore(&tgpio->lock, flags); - return 0; +out: + spin_unlock_irqrestore(&tgpio->lock, flags); + return ret; } static void timbgpio_irq(unsigned int irq, struct irq_desc *desc) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 2cc6e87d849..18f41d7061f 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -85,6 +85,8 @@ static struct edid_quirk { /* Envision Peripherals, Inc. EN-7100e */ { "EPI", 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH }, + /* Envision EN2028 */ + { "EPI", 8232, EDID_QUIRK_PREFER_LARGE_60 }, /* Funai Electronics PM36B */ { "FCM", 13600, EDID_QUIRK_PREFER_LARGE_75 | diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile index 7f0d807a0d0..453df3f6053 100644 --- a/drivers/gpu/drm/nouveau/Makefile +++ b/drivers/gpu/drm/nouveau/Makefile @@ -22,7 +22,7 @@ nouveau-y := nouveau_drv.o nouveau_state.o nouveau_channel.o nouveau_mem.o \ nv50_cursor.o nv50_display.o nv50_fbcon.o \ nv04_dac.o nv04_dfp.o nv04_tv.o nv17_tv.o nv17_tv_modes.o \ nv04_crtc.o nv04_display.o nv04_cursor.o nv04_fbcon.o \ - nv17_gpio.o + nv17_gpio.o nv50_gpio.o nouveau-$(CONFIG_DRM_NOUVEAU_DEBUG) += nouveau_debugfs.o nouveau-$(CONFIG_COMPAT) += nouveau_ioc32.o diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index b5a9336a2e8..abc382a9918 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -2573,48 +2573,34 @@ init_gpio(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) * each GPIO according to various values listed in each entry */ - const uint32_t nv50_gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 }; + struct drm_nouveau_private *dev_priv = bios->dev->dev_private; const uint32_t nv50_gpio_ctl[2] = { 0xe100, 0xe28c }; - const uint8_t *gpio_table = &bios->data[bios->dcb.gpio_table_ptr]; - const uint8_t *gpio_entry; int i; - if (!iexec->execute) - return 1; - - if (bios->dcb.version != 0x40) { - NV_ERROR(bios->dev, "DCB table not version 4.0\n"); - return 0; - } - - if (!bios->dcb.gpio_table_ptr) { - NV_WARN(bios->dev, "Invalid pointer to INIT_8E table\n"); - return 0; + if (dev_priv->card_type != NV_50) { + NV_ERROR(bios->dev, "INIT_GPIO on unsupported chipset\n"); + return -ENODEV; } - gpio_entry = gpio_table + gpio_table[1]; - for (i = 0; i < gpio_table[2]; i++, gpio_entry += gpio_table[3]) { - uint32_t entry = ROM32(gpio_entry[0]), r, s, v; - int line = (entry & 0x0000001f); + if (!iexec->execute) + return 1; - BIOSLOG(bios, "0x%04X: Entry: 0x%08X\n", offset, entry); + for (i = 0; i < bios->dcb.gpio.entries; i++) { + struct dcb_gpio_entry *gpio = &bios->dcb.gpio.entry[i]; + uint32_t r, s, v; - if ((entry & 0x0000ff00) == 0x0000ff00) - continue; + BIOSLOG(bios, "0x%04X: Entry: 0x%08X\n", offset, gpio->entry); - r = nv50_gpio_reg[line >> 3]; - s = (line & 0x07) << 2; - v = bios_rd32(bios, r) & ~(0x00000003 << s); - if (entry & 0x01000000) - v |= (((entry & 0x60000000) >> 29) ^ 2) << s; - else - v |= (((entry & 0x18000000) >> 27) ^ 2) << s; - bios_wr32(bios, r, v); + nv50_gpio_set(bios->dev, gpio->tag, gpio->state_default); - r = nv50_gpio_ctl[line >> 4]; - s = (line & 0x0f); + /* The NVIDIA binary driver doesn't appear to actually do + * any of this, my VBIOS does however. + */ + /* Not a clue, needs de-magicing */ + r = nv50_gpio_ctl[gpio->line >> 4]; + s = (gpio->line & 0x0f); v = bios_rd32(bios, r) & ~(0x00010001 << s); - switch ((entry & 0x06000000) >> 25) { + switch ((gpio->entry & 0x06000000) >> 25) { case 1: v |= (0x00000001 << s); break; @@ -3198,7 +3184,6 @@ static int run_lvds_table(struct drm_device *dev, struct dcb_entry *dcbent, int struct nvbios *bios = &dev_priv->vbios; unsigned int outputset = (dcbent->or == 4) ? 1 : 0; uint16_t scriptptr = 0, clktable; - uint8_t clktableptr = 0; /* * For now we assume version 3.0 table - g80 support will need some @@ -3217,26 +3202,29 @@ static int run_lvds_table(struct drm_device *dev, struct dcb_entry *dcbent, int scriptptr = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 11 + outputset * 2]); break; case LVDS_RESET: + clktable = bios->fp.lvdsmanufacturerpointer + 15; + if (dcbent->or == 4) + clktable += 8; + if (dcbent->lvdsconf.use_straps_for_mode) { if (bios->fp.dual_link) - clktableptr += 2; - if (bios->fp.BITbit1) - clktableptr++; + clktable += 4; + if (bios->fp.if_is_24bit) + clktable += 2; } else { /* using EDID */ - uint8_t fallback = bios->data[bios->fp.lvdsmanufacturerpointer + 4]; - int fallbackcmpval = (dcbent->or == 4) ? 4 : 1; + int cmpval_24bit = (dcbent->or == 4) ? 4 : 1; if (bios->fp.dual_link) { - clktableptr += 2; - fallbackcmpval *= 2; + clktable += 4; + cmpval_24bit <<= 1; } - if (fallbackcmpval & fallback) - clktableptr++; + + if (bios->fp.strapless_is_24bit & cmpval_24bit) + clktable += 2; } - /* adding outputset * 8 may not be correct */ - clktable = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 15 + clktableptr * 2 + outputset * 8]); + clktable = ROM16(bios->data[clktable]); if (!clktable) { NV_ERROR(dev, "Pixel clock comparison table not found\n"); return -ENOENT; @@ -3638,37 +3626,40 @@ int nouveau_bios_parse_lvds_table(struct drm_device *dev, int pxclk, bool *dl, b *if_is_24bit = bios->data[lvdsofs] & 16; break; case 0x30: - /* - * My money would be on there being a 24 bit interface bit in - * this table, but I have no example of a laptop bios with a - * 24 bit panel to confirm that. Hence we shout loudly if any - * bit other than bit 0 is set (I've not even seen bit 1) - */ - if (bios->data[lvdsofs] > 1) - NV_ERROR(dev, - "You have a very unusual laptop display; please report it\n"); + case 0x40: /* * No sign of the "power off for reset" or "reset for panel * on" bits, but it's safer to assume we should */ bios->fp.power_off_for_reset = true; bios->fp.reset_after_pclk_change = true; + /* * It's ok lvdsofs is wrong for nv4x edid case; dual_link is - * over-written, and BITbit1 isn't used + * over-written, and if_is_24bit isn't used */ bios->fp.dual_link = bios->data[lvdsofs] & 1; - bios->fp.BITbit1 = bios->data[lvdsofs] & 2; - bios->fp.duallink_transition_clk = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 5]) * 10; - break; - case 0x40: - bios->fp.dual_link = bios->data[lvdsofs] & 1; bios->fp.if_is_24bit = bios->data[lvdsofs] & 2; bios->fp.strapless_is_24bit = bios->data[bios->fp.lvdsmanufacturerpointer + 4]; bios->fp.duallink_transition_clk = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 5]) * 10; break; } + /* Dell Latitude D620 reports a too-high value for the dual-link + * transition freq, causing us to program the panel incorrectly. + * + * It doesn't appear the VBIOS actually uses its transition freq + * (90000kHz), instead it uses the "Number of LVDS channels" field + * out of the panel ID structure (http://www.spwg.org/). + * + * For the moment, a quirk will do :) + */ + if ((dev->pdev->device == 0x01d7) && + (dev->pdev->subsystem_vendor == 0x1028) && + (dev->pdev->subsystem_device == 0x01c2)) { + bios->fp.duallink_transition_clk = 80000; + } + /* set dual_link flag for EDID case */ if (pxclk && (chip_version < 0x25 || chip_version > 0x28)) bios->fp.dual_link = (pxclk >= bios->fp.duallink_transition_clk); @@ -5077,25 +5068,25 @@ parse_dcb30_gpio_entry(struct nvbios *bios, uint16_t offset) gpio->tag = tag; gpio->line = line; gpio->invert = flags != 4; + gpio->entry = ent; } static void parse_dcb40_gpio_entry(struct nvbios *bios, uint16_t offset) { + uint32_t entry = ROM32(bios->data[offset]); struct dcb_gpio_entry *gpio; - uint32_t ent = ROM32(bios->data[offset]); - uint8_t line = ent & 0x1f, - tag = ent >> 8 & 0xff; - if (tag == 0xff) + if ((entry & 0x0000ff00) == 0x0000ff00) return; gpio = new_gpio_entry(bios); - - /* Currently unused, we may need more fields parsed at some - * point. */ - gpio->tag = tag; - gpio->line = line; + gpio->tag = (entry & 0x0000ff00) >> 8; + gpio->line = (entry & 0x0000001f) >> 0; + gpio->state_default = (entry & 0x01000000) >> 24; + gpio->state[0] = (entry & 0x18000000) >> 27; + gpio->state[1] = (entry & 0x60000000) >> 29; + gpio->entry = entry; } static void diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.h b/drivers/gpu/drm/nouveau/nouveau_bios.h index 4f88e6924d2..c0d7b0a3ece 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.h +++ b/drivers/gpu/drm/nouveau/nouveau_bios.h @@ -49,6 +49,9 @@ struct dcb_gpio_entry { enum dcb_gpio_tag tag; int line; bool invert; + uint32_t entry; + uint8_t state_default; + uint8_t state[2]; }; struct dcb_gpio_table { @@ -267,7 +270,6 @@ struct nvbios { bool reset_after_pclk_change; bool dual_link; bool link_c_increment; - bool BITbit1; bool if_is_24bit; int duallink_transition_clk; uint8_t strapless_is_24bit; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 9042dd7fb05..957d1762984 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -72,7 +72,7 @@ nouveau_bo_fixup_align(struct drm_device *dev, * many small buffers. */ if (dev_priv->card_type == NV_50) { - uint32_t block_size = nouveau_mem_fb_amount(dev) >> 15; + uint32_t block_size = dev_priv->vram_size >> 15; int i; switch (tile_flags) { @@ -154,7 +154,7 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan, nvbo->placement.fpfn = 0; nvbo->placement.lpfn = mappable ? dev_priv->fb_mappable_pages : 0; - nouveau_bo_placement_set(nvbo, flags); + nouveau_bo_placement_set(nvbo, flags, 0); nvbo->channel = chan; ret = ttm_bo_init(&dev_priv->ttm.bdev, &nvbo->bo, size, @@ -173,26 +173,33 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan, return 0; } +static void +set_placement_list(uint32_t *pl, unsigned *n, uint32_t type, uint32_t flags) +{ + *n = 0; + + if (type & TTM_PL_FLAG_VRAM) + pl[(*n)++] = TTM_PL_FLAG_VRAM | flags; + if (type & TTM_PL_FLAG_TT) + pl[(*n)++] = TTM_PL_FLAG_TT | flags; + if (type & TTM_PL_FLAG_SYSTEM) + pl[(*n)++] = TTM_PL_FLAG_SYSTEM | flags; +} + void -nouveau_bo_placement_set(struct nouveau_bo *nvbo, uint32_t memtype) +nouveau_bo_placement_set(struct nouveau_bo *nvbo, uint32_t type, uint32_t busy) { - int n = 0; - - if (memtype & TTM_PL_FLAG_VRAM) - nvbo->placements[n++] = TTM_PL_FLAG_VRAM | TTM_PL_MASK_CACHING; - if (memtype & TTM_PL_FLAG_TT) - nvbo->placements[n++] = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING; - if (memtype & TTM_PL_FLAG_SYSTEM) - nvbo->placements[n++] = TTM_PL_FLAG_SYSTEM | TTM_PL_MASK_CACHING; - nvbo->placement.placement = nvbo->placements; - nvbo->placement.busy_placement = nvbo->placements; - nvbo->placement.num_placement = n; - nvbo->placement.num_busy_placement = n; - - if (nvbo->pin_refcnt) { - while (n--) - nvbo->placements[n] |= TTM_PL_FLAG_NO_EVICT; - } + struct ttm_placement *pl = &nvbo->placement; + uint32_t flags = TTM_PL_MASK_CACHING | + (nvbo->pin_refcnt ? TTM_PL_FLAG_NO_EVICT : 0); + + pl->placement = nvbo->placements; + set_placement_list(nvbo->placements, &pl->num_placement, + type, flags); + + pl->busy_placement = nvbo->busy_placements; + set_placement_list(nvbo->busy_placements, &pl->num_busy_placement, + type | busy, flags); } int @@ -200,7 +207,7 @@ nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype) { struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); struct ttm_buffer_object *bo = &nvbo->bo; - int ret, i; + int ret; if (nvbo->pin_refcnt && !(memtype & (1 << bo->mem.mem_type))) { NV_ERROR(nouveau_bdev(bo->bdev)->dev, @@ -216,9 +223,7 @@ nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype) if (ret) goto out; - nouveau_bo_placement_set(nvbo, memtype); - for (i = 0; i < nvbo->placement.num_placement; i++) - nvbo->placements[i] |= TTM_PL_FLAG_NO_EVICT; + nouveau_bo_placement_set(nvbo, memtype, 0); ret = ttm_bo_validate(bo, &nvbo->placement, false, false); if (ret == 0) { @@ -245,7 +250,7 @@ nouveau_bo_unpin(struct nouveau_bo *nvbo) { struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); struct ttm_buffer_object *bo = &nvbo->bo; - int ret, i; + int ret; if (--nvbo->pin_refcnt) return 0; @@ -254,8 +259,7 @@ nouveau_bo_unpin(struct nouveau_bo *nvbo) if (ret) return ret; - for (i = 0; i < nvbo->placement.num_placement; i++) - nvbo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT; + nouveau_bo_placement_set(nvbo, bo->mem.placement, 0); ret = ttm_bo_validate(bo, &nvbo->placement, false, false); if (ret == 0) { @@ -396,8 +400,8 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->io_addr = NULL; man->io_offset = drm_get_resource_start(dev, 1); man->io_size = drm_get_resource_len(dev, 1); - if (man->io_size > nouveau_mem_fb_amount(dev)) - man->io_size = nouveau_mem_fb_amount(dev); + if (man->io_size > dev_priv->vram_size) + man->io_size = dev_priv->vram_size; man->gpu_offset = dev_priv->vm_vram_base; break; @@ -440,10 +444,11 @@ nouveau_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl) switch (bo->mem.mem_type) { case TTM_PL_VRAM: - nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_TT); + nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_TT, + TTM_PL_FLAG_SYSTEM); break; default: - nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_SYSTEM); + nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_SYSTEM, 0); break; } diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c index 6dfb425cbae..1fc57ef5829 100644 --- a/drivers/gpu/drm/nouveau/nouveau_channel.c +++ b/drivers/gpu/drm/nouveau/nouveau_channel.c @@ -142,7 +142,6 @@ nouveau_channel_alloc(struct drm_device *dev, struct nouveau_channel **chan_ret, GFP_KERNEL); if (!dev_priv->fifos[channel]) return -ENOMEM; - dev_priv->fifo_alloc_count++; chan = dev_priv->fifos[channel]; INIT_LIST_HEAD(&chan->nvsw.vbl_wait); INIT_LIST_HEAD(&chan->fence.pending); @@ -321,7 +320,6 @@ nouveau_channel_free(struct nouveau_channel *chan) iounmap(chan->user); dev_priv->fifos[chan->id] = NULL; - dev_priv->fifo_alloc_count--; kfree(chan); } diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c index 8ff9ef5d4b4..a251886a0ce 100644 --- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c +++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c @@ -137,10 +137,9 @@ nouveau_debugfs_memory_info(struct seq_file *m, void *data) { struct drm_info_node *node = (struct drm_info_node *) m->private; struct drm_minor *minor = node->minor; - struct drm_device *dev = minor->dev; + struct drm_nouveau_private *dev_priv = minor->dev->dev_private; - seq_printf(m, "VRAM total: %dKiB\n", - (int)(nouveau_mem_fb_amount(dev) >> 10)); + seq_printf(m, "VRAM total: %dKiB\n", (int)(dev_priv->vram_size >> 10)); return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index f954ad93e81..deeb21c6865 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -483,7 +483,7 @@ nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr, ctrl |= (cmd << NV50_AUXCH_CTRL_CMD_SHIFT); ctrl |= ((data_nr - 1) << NV50_AUXCH_CTRL_LEN_SHIFT); - for (;;) { + for (i = 0; i < 16; i++) { nv_wr32(dev, NV50_AUXCH_CTRL(index), ctrl | 0x80000000); nv_wr32(dev, NV50_AUXCH_CTRL(index), ctrl); nv_wr32(dev, NV50_AUXCH_CTRL(index), ctrl | 0x00010000); @@ -502,6 +502,12 @@ nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr, break; } + if (i == 16) { + NV_ERROR(dev, "auxch DEFER too many times, bailing\n"); + ret = -EREMOTEIO; + goto out; + } + if (cmd & 1) { if ((stat & NV50_AUXCH_STAT_COUNT) != data_nr) { ret = -EREMOTEIO; diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index d8b55901177..ace630aa89e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -76,6 +76,7 @@ struct nouveau_bo { struct ttm_buffer_object bo; struct ttm_placement placement; u32 placements[3]; + u32 busy_placements[3]; struct ttm_bo_kmap_obj kmap; struct list_head head; @@ -519,6 +520,7 @@ struct drm_nouveau_private { struct workqueue_struct *wq; struct work_struct irq_work; + struct work_struct hpd_work; struct list_head vbl_waiting; @@ -533,7 +535,6 @@ struct drm_nouveau_private { struct fb_info *fbdev_info; - int fifo_alloc_count; struct nouveau_channel *fifos[NOUVEAU_MAX_CHANNEL_NR]; struct nouveau_engine engine; @@ -553,12 +554,6 @@ struct drm_nouveau_private { uint32_t ramro_offset; uint32_t ramro_size; - /* base physical addresses */ - uint64_t fb_phys; - uint64_t fb_available_size; - uint64_t fb_mappable_pages; - uint64_t fb_aper_free; - struct { enum { NOUVEAU_GART_NONE = 0, @@ -572,10 +567,6 @@ struct drm_nouveau_private { struct nouveau_gpuobj *sg_ctxdma; struct page *sg_dummy_page; dma_addr_t sg_dummy_bus; - - /* nottm hack */ - struct drm_ttm_backend *sg_be; - unsigned long sg_handle; } gart_info; /* nv10-nv40 tiling regions */ @@ -584,6 +575,16 @@ struct drm_nouveau_private { spinlock_t lock; } tile; + /* VRAM/fb configuration */ + uint64_t vram_size; + uint64_t vram_sys_base; + + uint64_t fb_phys; + uint64_t fb_available_size; + uint64_t fb_mappable_pages; + uint64_t fb_aper_free; + int fb_mtrr; + /* G8x/G9x virtual address space */ uint64_t vm_gart_base; uint64_t vm_gart_size; @@ -592,10 +593,6 @@ struct drm_nouveau_private { uint64_t vm_end; struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR]; int vm_vram_pt_nr; - uint64_t vram_sys_base; - - /* the mtrr covering the FB */ - int fb_mtrr; struct mem_block *ramin_heap; @@ -614,11 +611,7 @@ struct drm_nouveau_private { uint32_t dac_users[4]; struct nouveau_suspend_resume { - uint32_t fifo_mode; - uint32_t graph_ctx_control; - uint32_t graph_state; uint32_t *ramin_copy; - uint64_t ramin_size; } susres; struct backlight_device *backlight; @@ -717,7 +710,7 @@ extern struct mem_block *nouveau_mem_alloc_block(struct mem_block *, struct drm_file *, int tail); extern void nouveau_mem_takedown(struct mem_block **heap); extern void nouveau_mem_free_block(struct mem_block *); -extern uint64_t nouveau_mem_fb_amount(struct drm_device *); +extern int nouveau_mem_detect(struct drm_device *dev); extern void nouveau_mem_release(struct drm_file *, struct mem_block *heap); extern int nouveau_mem_init(struct drm_device *); extern int nouveau_mem_init_agp(struct drm_device *); @@ -1124,7 +1117,8 @@ extern int nouveau_bo_pin(struct nouveau_bo *, uint32_t flags); extern int nouveau_bo_unpin(struct nouveau_bo *); extern int nouveau_bo_map(struct nouveau_bo *); extern void nouveau_bo_unmap(struct nouveau_bo *); -extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t memtype); +extern void nouveau_bo_placement_set(struct nouveau_bo *, uint32_t type, + uint32_t busy); extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index); extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val); extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index); @@ -1168,6 +1162,10 @@ extern int nouveau_gem_ioctl_info(struct drm_device *, void *, int nv17_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag); int nv17_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state); +/* nv50_gpio.c */ +int nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag); +int nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state); + #ifndef ioread32_native #ifdef __BIG_ENDIAN #define ioread16_native ioread16be diff --git a/drivers/gpu/drm/nouveau/nouveau_encoder.h b/drivers/gpu/drm/nouveau/nouveau_encoder.h index bc4a24029ed..9f28b94e479 100644 --- a/drivers/gpu/drm/nouveau/nouveau_encoder.h +++ b/drivers/gpu/drm/nouveau/nouveau_encoder.h @@ -47,6 +47,7 @@ struct nouveau_encoder { union { struct { + int mc_unknown; int dpcd_version; int link_nr; int link_bw; diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 0d22f66f1c7..1bc0b38a516 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -180,40 +180,35 @@ nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains, { struct nouveau_bo *nvbo = gem->driver_private; struct ttm_buffer_object *bo = &nvbo->bo; - uint64_t flags; + uint32_t domains = valid_domains & + (write_domains ? write_domains : read_domains); + uint32_t pref_flags = 0, valid_flags = 0; - if (!valid_domains || (!read_domains && !write_domains)) + if (!domains) return -EINVAL; - if (write_domains) { - if ((valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) && - (write_domains & NOUVEAU_GEM_DOMAIN_VRAM)) - flags = TTM_PL_FLAG_VRAM; - else - if ((valid_domains & NOUVEAU_GEM_DOMAIN_GART) && - (write_domains & NOUVEAU_GEM_DOMAIN_GART)) - flags = TTM_PL_FLAG_TT; - else - return -EINVAL; - } else { - if ((valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) && - (read_domains & NOUVEAU_GEM_DOMAIN_VRAM) && - bo->mem.mem_type == TTM_PL_VRAM) - flags = TTM_PL_FLAG_VRAM; - else - if ((valid_domains & NOUVEAU_GEM_DOMAIN_GART) && - (read_domains & NOUVEAU_GEM_DOMAIN_GART) && - bo->mem.mem_type == TTM_PL_TT) - flags = TTM_PL_FLAG_TT; - else - if ((valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) && - (read_domains & NOUVEAU_GEM_DOMAIN_VRAM)) - flags = TTM_PL_FLAG_VRAM; - else - flags = TTM_PL_FLAG_TT; - } + if (valid_domains & NOUVEAU_GEM_DOMAIN_VRAM) + valid_flags |= TTM_PL_FLAG_VRAM; + + if (valid_domains & NOUVEAU_GEM_DOMAIN_GART) + valid_flags |= TTM_PL_FLAG_TT; + + if ((domains & NOUVEAU_GEM_DOMAIN_VRAM) && + bo->mem.mem_type == TTM_PL_VRAM) + pref_flags |= TTM_PL_FLAG_VRAM; + + else if ((domains & NOUVEAU_GEM_DOMAIN_GART) && + bo->mem.mem_type == TTM_PL_TT) + pref_flags |= TTM_PL_FLAG_TT; + + else if (domains & NOUVEAU_GEM_DOMAIN_VRAM) + pref_flags |= TTM_PL_FLAG_VRAM; + + else + pref_flags |= TTM_PL_FLAG_TT; + + nouveau_bo_placement_set(nvbo, pref_flags, valid_flags); - nouveau_bo_placement_set(nvbo, flags); return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c index 2bd59a92fee..13e73cee4c4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_irq.c +++ b/drivers/gpu/drm/nouveau/nouveau_irq.c @@ -51,6 +51,7 @@ nouveau_irq_preinstall(struct drm_device *dev) if (dev_priv->card_type == NV_50) { INIT_WORK(&dev_priv->irq_work, nv50_display_irq_handler_bh); + INIT_WORK(&dev_priv->hpd_work, nv50_display_irq_hotplug_bh); INIT_LIST_HEAD(&dev_priv->vbl_waiting); } } diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index 2dc09dbd817..775a7017af6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -347,6 +347,20 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size, return -EBUSY; } + nv_wr32(dev, 0x100c80, 0x00040001); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); + NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); + return -EBUSY; + } + + nv_wr32(dev, 0x100c80, 0x00060001); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); + NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); + return -EBUSY; + } + return 0; } @@ -387,6 +401,20 @@ nv50_mem_vm_unbind(struct drm_device *dev, uint64_t virt, uint32_t size) if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); + return; + } + + nv_wr32(dev, 0x100c80, 0x00040001); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); + NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); + return; + } + + nv_wr32(dev, 0x100c80, 0x00060001); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); + NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); } } @@ -449,9 +477,30 @@ void nouveau_mem_close(struct drm_device *dev) } } -/*XXX won't work on BSD because of pci_read_config_dword */ static uint32_t -nouveau_mem_fb_amount_igp(struct drm_device *dev) +nouveau_mem_detect_nv04(struct drm_device *dev) +{ + uint32_t boot0 = nv_rd32(dev, NV03_BOOT_0); + + if (boot0 & 0x00000100) + return (((boot0 >> 12) & 0xf) * 2 + 2) * 1024 * 1024; + + switch (boot0 & NV03_BOOT_0_RAM_AMOUNT) { + case NV04_BOOT_0_RAM_AMOUNT_32MB: + return 32 * 1024 * 1024; + case NV04_BOOT_0_RAM_AMOUNT_16MB: + return 16 * 1024 * 1024; + case NV04_BOOT_0_RAM_AMOUNT_8MB: + return 8 * 1024 * 1024; + case NV04_BOOT_0_RAM_AMOUNT_4MB: + return 4 * 1024 * 1024; + } + + return 0; +} + +static uint32_t +nouveau_mem_detect_nforce(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct pci_dev *bridge; @@ -463,11 +512,11 @@ nouveau_mem_fb_amount_igp(struct drm_device *dev) return 0; } - if (dev_priv->flags&NV_NFORCE) { + if (dev_priv->flags & NV_NFORCE) { pci_read_config_dword(bridge, 0x7C, &mem); return (uint64_t)(((mem >> 6) & 31) + 1)*1024*1024; } else - if (dev_priv->flags&NV_NFORCE2) { + if (dev_priv->flags & NV_NFORCE2) { pci_read_config_dword(bridge, 0x84, &mem); return (uint64_t)(((mem >> 4) & 127) + 1)*1024*1024; } @@ -477,50 +526,32 @@ nouveau_mem_fb_amount_igp(struct drm_device *dev) } /* returns the amount of FB ram in bytes */ -uint64_t nouveau_mem_fb_amount(struct drm_device *dev) +int +nouveau_mem_detect(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t boot0; - - switch (dev_priv->card_type) { - case NV_04: - boot0 = nv_rd32(dev, NV03_BOOT_0); - if (boot0 & 0x00000100) - return (((boot0 >> 12) & 0xf) * 2 + 2) * 1024 * 1024; - - switch (boot0 & NV03_BOOT_0_RAM_AMOUNT) { - case NV04_BOOT_0_RAM_AMOUNT_32MB: - return 32 * 1024 * 1024; - case NV04_BOOT_0_RAM_AMOUNT_16MB: - return 16 * 1024 * 1024; - case NV04_BOOT_0_RAM_AMOUNT_8MB: - return 8 * 1024 * 1024; - case NV04_BOOT_0_RAM_AMOUNT_4MB: - return 4 * 1024 * 1024; - } - break; - case NV_10: - case NV_20: - case NV_30: - case NV_40: - case NV_50: - default: - if (dev_priv->flags & (NV_NFORCE | NV_NFORCE2)) { - return nouveau_mem_fb_amount_igp(dev); - } else { - uint64_t mem; - mem = (nv_rd32(dev, NV04_FIFO_DATA) & - NV10_FIFO_DATA_RAM_AMOUNT_MB_MASK) >> - NV10_FIFO_DATA_RAM_AMOUNT_MB_SHIFT; - return mem * 1024 * 1024; - } - break; + + if (dev_priv->card_type == NV_04) { + dev_priv->vram_size = nouveau_mem_detect_nv04(dev); + } else + if (dev_priv->flags & (NV_NFORCE | NV_NFORCE2)) { + dev_priv->vram_size = nouveau_mem_detect_nforce(dev); + } else { + dev_priv->vram_size = nv_rd32(dev, NV04_FIFO_DATA); + dev_priv->vram_size &= NV10_FIFO_DATA_RAM_AMOUNT_MB_MASK; + if (dev_priv->chipset == 0xaa || dev_priv->chipset == 0xac) + dev_priv->vram_sys_base = nv_rd32(dev, 0x100e10) << 12; } - NV_ERROR(dev, - "Unable to detect video ram size. Please report your setup to " - DRIVER_EMAIL "\n"); - return 0; + NV_INFO(dev, "Detected %dMiB VRAM\n", (int)(dev_priv->vram_size >> 20)); + if (dev_priv->vram_sys_base) { + NV_INFO(dev, "Stolen system memory at: 0x%010llx\n", + dev_priv->vram_sys_base); + } + + if (dev_priv->vram_size) + return 0; + return -ENOMEM; } #if __OS_HAS_AGP @@ -631,15 +662,12 @@ nouveau_mem_init(struct drm_device *dev) spin_lock_init(&dev_priv->ttm.bo_list_lock); spin_lock_init(&dev_priv->tile.lock); - dev_priv->fb_available_size = nouveau_mem_fb_amount(dev); - + dev_priv->fb_available_size = dev_priv->vram_size; dev_priv->fb_mappable_pages = dev_priv->fb_available_size; if (dev_priv->fb_mappable_pages > drm_get_resource_len(dev, 1)) dev_priv->fb_mappable_pages = drm_get_resource_len(dev, 1); dev_priv->fb_mappable_pages >>= PAGE_SHIFT; - NV_INFO(dev, "%d MiB VRAM\n", (int)(dev_priv->fb_available_size >> 20)); - /* remove reserved space at end of vram from available amount */ dev_priv->fb_available_size -= dev_priv->ramin_rsvd_vram; dev_priv->fb_aper_free = dev_priv->fb_available_size; diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index 86785b8d42e..1d6ee8b5515 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -172,6 +172,24 @@ nouveau_sgdma_unbind(struct ttm_backend *be) } dev_priv->engine.instmem.finish_access(nvbe->dev); + if (dev_priv->card_type == NV_50) { + nv_wr32(dev, 0x100c80, 0x00050001); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); + NV_ERROR(dev, "0x100c80 = 0x%08x\n", + nv_rd32(dev, 0x100c80)); + return -EBUSY; + } + + nv_wr32(dev, 0x100c80, 0x00000001); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { + NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); + NV_ERROR(dev, "0x100c80 = 0x%08x\n", + nv_rd32(dev, 0x100c80)); + return -EBUSY; + } + } + nvbe->bound = false; return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 10656a6be8e..e1710640a27 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -341,7 +341,7 @@ nouveau_card_init_channel(struct drm_device *dev) gpuobj = NULL; ret = nouveau_gpuobj_dma_new(dev_priv->channel, NV_CLASS_DMA_IN_MEMORY, - 0, nouveau_mem_fb_amount(dev), + 0, dev_priv->vram_size, NV_DMA_ACCESS_RW, NV_DMA_TARGET_VIDMEM, &gpuobj); if (ret) @@ -427,6 +427,10 @@ nouveau_card_init(struct drm_device *dev) goto out; } + ret = nouveau_mem_detect(dev); + if (ret) + goto out_bios; + ret = nouveau_gpuobj_early_init(dev); if (ret) goto out_bios; @@ -502,7 +506,7 @@ nouveau_card_init(struct drm_device *dev) else ret = nv04_display_create(dev); if (ret) - goto out_irq; + goto out_channel; } ret = nouveau_backlight_init(dev); @@ -516,6 +520,11 @@ nouveau_card_init(struct drm_device *dev) return 0; +out_channel: + if (dev_priv->channel) { + nouveau_channel_free(dev_priv->channel); + dev_priv->channel = NULL; + } out_irq: drm_irq_uninstall(dev); out_fifo: @@ -533,6 +542,7 @@ out_mc: out_gpuobj: nouveau_gpuobj_takedown(dev); out_mem: + nouveau_sgdma_takedown(dev); nouveau_mem_close(dev); out_instmem: engine->instmem.takedown(dev); diff --git a/drivers/gpu/drm/nouveau/nv40_fifo.c b/drivers/gpu/drm/nouveau/nv40_fifo.c index 6b2ef4a9fce..500ccfd3a0b 100644 --- a/drivers/gpu/drm/nouveau/nv40_fifo.c +++ b/drivers/gpu/drm/nouveau/nv40_fifo.c @@ -278,7 +278,7 @@ nv40_fifo_init_ramxx(struct drm_device *dev) default: nv_wr32(dev, 0x2230, 0); nv_wr32(dev, NV40_PFIFO_RAMFC, - ((nouveau_mem_fb_amount(dev) - 512 * 1024 + + ((dev_priv->vram_size - 512 * 1024 + dev_priv->ramfc_offset) >> 16) | (3 << 16)); break; } diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c index 53e8afe1dcd..0616c96e4b6 100644 --- a/drivers/gpu/drm/nouveau/nv40_graph.c +++ b/drivers/gpu/drm/nouveau/nv40_graph.c @@ -335,6 +335,27 @@ nv40_graph_init(struct drm_device *dev) nv_wr32(dev, 0x400b38, 0x2ffff800); nv_wr32(dev, 0x400b3c, 0x00006000); + /* Tiling related stuff. */ + switch (dev_priv->chipset) { + case 0x44: + case 0x4a: + nv_wr32(dev, 0x400bc4, 0x1003d888); + nv_wr32(dev, 0x400bbc, 0xb7a7b500); + break; + case 0x46: + nv_wr32(dev, 0x400bc4, 0x0000e024); + nv_wr32(dev, 0x400bbc, 0xb7a7b520); + break; + case 0x4c: + case 0x4e: + case 0x67: + nv_wr32(dev, 0x400bc4, 0x1003d888); + nv_wr32(dev, 0x400bbc, 0xb7a7b540); + break; + default: + break; + } + /* Turn all the tiling regions off. */ for (i = 0; i < pfb->num_tiles; i++) nv40_graph_set_region_tiling(dev, i, 0, 0, 0); diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index fac6c88a2b1..649db4c1b69 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -143,7 +143,7 @@ nv50_evo_channel_new(struct drm_device *dev, struct nouveau_channel **pchan) } ret = nv50_evo_dmaobj_new(chan, 0x3d, NvEvoVRAM, 0, 0x19, - 0, nouveau_mem_fb_amount(dev)); + 0, dev_priv->vram_size); if (ret) { nv50_evo_channel_del(pchan); return ret; @@ -231,7 +231,7 @@ nv50_display_init(struct drm_device *dev) /* This used to be in crtc unblank, but seems out of place there. */ nv_wr32(dev, NV50_PDISPLAY_UNK_380, 0); /* RAM is clamped to 256 MiB. */ - ram_amount = nouveau_mem_fb_amount(dev); + ram_amount = dev_priv->vram_size; NV_DEBUG_KMS(dev, "ram_amount %d\n", ram_amount); if (ram_amount > 256*1024*1024) ram_amount = 256*1024*1024; @@ -529,8 +529,10 @@ int nv50_display_create(struct drm_device *dev) } ret = nv50_display_init(dev); - if (ret) + if (ret) { + nv50_display_destroy(dev); return ret; + } return 0; } @@ -885,10 +887,12 @@ nv50_display_error_handler(struct drm_device *dev) nv_wr32(dev, NV50_PDISPLAY_TRAPPED_ADDR, 0x90000000); } -static void -nv50_display_irq_hotplug(struct drm_device *dev) +void +nv50_display_irq_hotplug_bh(struct work_struct *work) { - struct drm_nouveau_private *dev_priv = dev->dev_private; + struct drm_nouveau_private *dev_priv = + container_of(work, struct drm_nouveau_private, hpd_work); + struct drm_device *dev = dev_priv->dev; struct drm_connector *connector; const uint32_t gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 }; uint32_t unplug_mask, plug_mask, change_mask; @@ -949,8 +953,10 @@ nv50_display_irq_handler(struct drm_device *dev) struct drm_nouveau_private *dev_priv = dev->dev_private; uint32_t delayed = 0; - while (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_HOTPLUG) - nv50_display_irq_hotplug(dev); + if (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_HOTPLUG) { + if (!work_pending(&dev_priv->hpd_work)) + queue_work(dev_priv->wq, &dev_priv->hpd_work); + } while (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_DISPLAY) { uint32_t intr0 = nv_rd32(dev, NV50_PDISPLAY_INTR_0); diff --git a/drivers/gpu/drm/nouveau/nv50_display.h b/drivers/gpu/drm/nouveau/nv50_display.h index 3ae8d0725f6..581d405ac01 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.h +++ b/drivers/gpu/drm/nouveau/nv50_display.h @@ -37,6 +37,7 @@ void nv50_display_irq_handler(struct drm_device *dev); void nv50_display_irq_handler_bh(struct work_struct *work); +void nv50_display_irq_hotplug_bh(struct work_struct *work); int nv50_display_init(struct drm_device *dev); int nv50_display_create(struct drm_device *dev); int nv50_display_destroy(struct drm_device *dev); diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c index 25a3cd8794f..a8c70e7e918 100644 --- a/drivers/gpu/drm/nouveau/nv50_fbcon.c +++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c @@ -157,8 +157,11 @@ nv50_fbcon_accel_init(struct fb_info *info) struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_channel *chan = dev_priv->channel; struct nouveau_gpuobj *eng2d = NULL; + uint64_t fb; int ret, format; + fb = info->fix.smem_start - dev_priv->fb_phys + dev_priv->vm_vram_base; + switch (info->var.bits_per_pixel) { case 8: format = 0xf3; @@ -248,9 +251,8 @@ nv50_fbcon_accel_init(struct fb_info *info) OUT_RING(chan, info->fix.line_length); OUT_RING(chan, info->var.xres_virtual); OUT_RING(chan, info->var.yres_virtual); - OUT_RING(chan, 0); - OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys + - dev_priv->vm_vram_base); + OUT_RING(chan, upper_32_bits(fb)); + OUT_RING(chan, lower_32_bits(fb)); BEGIN_RING(chan, NvSub2D, 0x0230, 2); OUT_RING(chan, format); OUT_RING(chan, 1); @@ -258,9 +260,8 @@ nv50_fbcon_accel_init(struct fb_info *info) OUT_RING(chan, info->fix.line_length); OUT_RING(chan, info->var.xres_virtual); OUT_RING(chan, info->var.yres_virtual); - OUT_RING(chan, 0); - OUT_RING(chan, info->fix.smem_start - dev_priv->fb_phys + - dev_priv->vm_vram_base); + OUT_RING(chan, upper_32_bits(fb)); + OUT_RING(chan, lower_32_bits(fb)); return 0; } diff --git a/drivers/gpu/drm/nouveau/nv50_gpio.c b/drivers/gpu/drm/nouveau/nv50_gpio.c new file mode 100644 index 00000000000..c61782b314e --- /dev/null +++ b/drivers/gpu/drm/nouveau/nv50_gpio.c @@ -0,0 +1,76 @@ +/* + * Copyright 2010 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ + +#include "drmP.h" +#include "nouveau_drv.h" +#include "nouveau_hw.h" + +static int +nv50_gpio_location(struct dcb_gpio_entry *gpio, uint32_t *reg, uint32_t *shift) +{ + const uint32_t nv50_gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 }; + + if (gpio->line > 32) + return -EINVAL; + + *reg = nv50_gpio_reg[gpio->line >> 3]; + *shift = (gpio->line & 7) << 2; + return 0; +} + +int +nv50_gpio_get(struct drm_device *dev, enum dcb_gpio_tag tag) +{ + struct dcb_gpio_entry *gpio; + uint32_t r, s, v; + + gpio = nouveau_bios_gpio_entry(dev, tag); + if (!gpio) + return -ENOENT; + + if (nv50_gpio_location(gpio, &r, &s)) + return -EINVAL; + + v = nv_rd32(dev, r) >> (s + 2); + return ((v & 1) == (gpio->state[1] & 1)); +} + +int +nv50_gpio_set(struct drm_device *dev, enum dcb_gpio_tag tag, int state) +{ + struct dcb_gpio_entry *gpio; + uint32_t r, s, v; + + gpio = nouveau_bios_gpio_entry(dev, tag); + if (!gpio) + return -ENOENT; + + if (nv50_gpio_location(gpio, &r, &s)) + return -EINVAL; + + v = nv_rd32(dev, r) & ~(0x3 << s); + v |= (gpio->state[state] ^ 2) << s; + nv_wr32(dev, r, v); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index c62b33a02f8..b203d06f601 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -410,9 +410,10 @@ struct nouveau_pgraph_object_class nv50_graph_grclass[] = { { 0x5039, false, NULL }, /* m2mf */ { 0x502d, false, NULL }, /* 2d */ { 0x50c0, false, NULL }, /* compute */ + { 0x85c0, false, NULL }, /* compute (nva3, nva5, nva8) */ { 0x5097, false, NULL }, /* tesla (nv50) */ - { 0x8297, false, NULL }, /* tesla (nv80/nv90) */ - { 0x8397, false, NULL }, /* tesla (nva0) */ - { 0x8597, false, NULL }, /* tesla (nva8) */ + { 0x8297, false, NULL }, /* tesla (nv8x/nv9x) */ + { 0x8397, false, NULL }, /* tesla (nva0, nvaa, nvac) */ + { 0x8597, false, NULL }, /* tesla (nva3, nva5, nva8) */ {} }; diff --git a/drivers/gpu/drm/nouveau/nv50_grctx.c b/drivers/gpu/drm/nouveau/nv50_grctx.c index 546b31949a3..42a8fb20c1e 100644 --- a/drivers/gpu/drm/nouveau/nv50_grctx.c +++ b/drivers/gpu/drm/nouveau/nv50_grctx.c @@ -55,12 +55,12 @@ #define CP_FLAG_AUTO_LOAD ((2 * 32) + 5) #define CP_FLAG_AUTO_LOAD_NOT_PENDING 0 #define CP_FLAG_AUTO_LOAD_PENDING 1 +#define CP_FLAG_NEWCTX ((2 * 32) + 10) +#define CP_FLAG_NEWCTX_BUSY 0 +#define CP_FLAG_NEWCTX_DONE 1 #define CP_FLAG_XFER ((2 * 32) + 11) #define CP_FLAG_XFER_IDLE 0 #define CP_FLAG_XFER_BUSY 1 -#define CP_FLAG_NEWCTX ((2 * 32) + 12) -#define CP_FLAG_NEWCTX_BUSY 0 -#define CP_FLAG_NEWCTX_DONE 1 #define CP_FLAG_ALWAYS ((2 * 32) + 13) #define CP_FLAG_ALWAYS_FALSE 0 #define CP_FLAG_ALWAYS_TRUE 1 @@ -177,6 +177,7 @@ nv50_grctx_init(struct nouveau_grctx *ctx) case 0x96: case 0x98: case 0xa0: + case 0xa3: case 0xa5: case 0xa8: case 0xaa: @@ -364,6 +365,7 @@ nv50_graph_construct_mmio(struct nouveau_grctx *ctx) case 0xac: gr_def(ctx, 0x401c00, 0x042500df); break; + case 0xa3: case 0xa5: case 0xa8: gr_def(ctx, 0x401c00, 0x142500df); @@ -418,6 +420,7 @@ nv50_graph_construct_mmio(struct nouveau_grctx *ctx) break; case 0x84: case 0xa0: + case 0xa3: case 0xa5: case 0xa8: case 0xaa: @@ -792,6 +795,7 @@ nv50_graph_construct_mmio(struct nouveau_grctx *ctx) case 0xa5: gr_def(ctx, offset + 0x1c, 0x310c0000); break; + case 0xa3: case 0xa8: case 0xaa: case 0xac: @@ -859,6 +863,8 @@ nv50_graph_construct_mmio(struct nouveau_grctx *ctx) else gr_def(ctx, offset + 0x8, 0x05010202); gr_def(ctx, offset + 0xc, 0x00030201); + if (dev_priv->chipset == 0xa3) + cp_ctx(ctx, base + 0x36c, 1); cp_ctx(ctx, base + 0x400, 2); gr_def(ctx, base + 0x404, 0x00000040); @@ -1159,7 +1165,9 @@ nv50_graph_construct_xfer1(struct nouveau_grctx *ctx) nv50_graph_construct_gene_unk8(ctx); if (dev_priv->chipset == 0xa0) xf_emit(ctx, 0x189, 0); - else if (dev_priv->chipset < 0xa8) + else if (dev_priv->chipset == 0xa3) + xf_emit(ctx, 0xd5, 0); + else if (dev_priv->chipset == 0xa5) xf_emit(ctx, 0x99, 0); else if (dev_priv->chipset == 0xaa) xf_emit(ctx, 0x65, 0); @@ -1197,6 +1205,8 @@ nv50_graph_construct_xfer1(struct nouveau_grctx *ctx) ctx->ctxvals_pos = offset + 4; if (dev_priv->chipset == 0xa0) xf_emit(ctx, 0xa80, 0); + else if (dev_priv->chipset == 0xa3) + xf_emit(ctx, 0xa7c, 0); else xf_emit(ctx, 0xa7a, 0); xf_emit(ctx, 1, 0x3fffff); @@ -1341,6 +1351,7 @@ nv50_graph_construct_gene_unk1(struct nouveau_grctx *ctx) xf_emit(ctx, 0x942, 0); break; case 0xa0: + case 0xa3: xf_emit(ctx, 0x2042, 0); break; case 0xa5: diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index de1f5b0062c..5f21df31f3a 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -63,9 +63,10 @@ nv50_instmem_init(struct drm_device *dev) struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_channel *chan; uint32_t c_offset, c_size, c_ramfc, c_vmpd, c_base, pt_size; + uint32_t save_nv001700; + uint64_t v; struct nv50_instmem_priv *priv; int ret, i; - uint32_t v, save_nv001700; priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) @@ -76,17 +77,12 @@ nv50_instmem_init(struct drm_device *dev) for (i = 0x1700; i <= 0x1710; i += 4) priv->save1700[(i-0x1700)/4] = nv_rd32(dev, i); - if (dev_priv->chipset == 0xaa || dev_priv->chipset == 0xac) - dev_priv->vram_sys_base = nv_rd32(dev, 0x100e10) << 12; - else - dev_priv->vram_sys_base = 0; - /* Reserve the last MiB of VRAM, we should probably try to avoid * setting up the below tables over the top of the VBIOS image at * some point. */ dev_priv->ramin_rsvd_vram = 1 << 20; - c_offset = nouveau_mem_fb_amount(dev) - dev_priv->ramin_rsvd_vram; + c_offset = dev_priv->vram_size - dev_priv->ramin_rsvd_vram; c_size = 128 << 10; c_vmpd = ((dev_priv->chipset & 0xf0) == 0x50) ? 0x1400 : 0x200; c_ramfc = ((dev_priv->chipset & 0xf0) == 0x50) ? 0x0 : 0x20; @@ -106,7 +102,7 @@ nv50_instmem_init(struct drm_device *dev) dev_priv->vm_gart_size = NV50_VM_BLOCK; dev_priv->vm_vram_base = dev_priv->vm_gart_base + dev_priv->vm_gart_size; - dev_priv->vm_vram_size = nouveau_mem_fb_amount(dev); + dev_priv->vm_vram_size = dev_priv->vram_size; if (dev_priv->vm_vram_size > NV50_VM_MAX_VRAM) dev_priv->vm_vram_size = NV50_VM_MAX_VRAM; dev_priv->vm_vram_size = roundup(dev_priv->vm_vram_size, NV50_VM_BLOCK); @@ -189,8 +185,8 @@ nv50_instmem_init(struct drm_device *dev) i = 0; while (v < dev_priv->vram_sys_base + c_offset + c_size) { - BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, v); - BAR0_WI32(priv->pramin_pt->gpuobj, i + 4, 0x00000000); + BAR0_WI32(priv->pramin_pt->gpuobj, i + 0, lower_32_bits(v)); + BAR0_WI32(priv->pramin_pt->gpuobj, i + 4, upper_32_bits(v)); v += 0x1000; i += 8; } diff --git a/drivers/gpu/drm/nouveau/nv50_sor.c b/drivers/gpu/drm/nouveau/nv50_sor.c index c2fff543b06..0c68698f23d 100644 --- a/drivers/gpu/drm/nouveau/nv50_sor.c +++ b/drivers/gpu/drm/nouveau/nv50_sor.c @@ -211,7 +211,7 @@ nv50_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, mode_ctl = 0x0200; break; case OUTPUT_DP: - mode_ctl |= 0x00050000; + mode_ctl |= (nv_encoder->dp.mc_unknown << 16); if (nv_encoder->dcb->sorconf.link & 1) mode_ctl |= 0x00000800; else @@ -274,6 +274,7 @@ static const struct drm_encoder_funcs nv50_sor_encoder_funcs = { int nv50_sor_create(struct drm_device *dev, struct dcb_entry *entry) { + struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_encoder *nv_encoder = NULL; struct drm_encoder *encoder; bool dum; @@ -319,5 +320,27 @@ nv50_sor_create(struct drm_device *dev, struct dcb_entry *entry) encoder->possible_crtcs = entry->heads; encoder->possible_clones = 0; + if (nv_encoder->dcb->type == OUTPUT_DP) { + uint32_t mc, or = nv_encoder->or; + + if (dev_priv->chipset < 0x90 || + dev_priv->chipset == 0x92 || dev_priv->chipset == 0xa0) + mc = nv_rd32(dev, NV50_PDISPLAY_SOR_MODE_CTRL_C(or)); + else + mc = nv_rd32(dev, NV90_PDISPLAY_SOR_MODE_CTRL_C(or)); + + switch ((mc & 0x00000f00) >> 8) { + case 8: + case 9: + nv_encoder->dp.mc_unknown = (mc & 0x000f0000) >> 16; + break; + default: + break; + } + + if (!nv_encoder->dp.mc_unknown) + nv_encoder->dp.mc_unknown = 5; + } + return 0; } diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index 07b7ebf1f46..bcec2d79636 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -1137,6 +1137,7 @@ static int atom_execute_table_locked(struct atom_context *ctx, int index, uint32 int len, ws, ps, ptr; unsigned char op; atom_exec_context ectx; + int ret = 0; if (!base) return -EINVAL; @@ -1169,7 +1170,8 @@ static int atom_execute_table_locked(struct atom_context *ctx, int index, uint32 if (ectx.abort) { DRM_ERROR("atombios stuck executing %04X (len %d, WS %d, PS %d) @ 0x%04X\n", base, len, ws, ps, ptr - 1); - return -EINVAL; + ret = -EINVAL; + goto free; } if (op < ATOM_OP_CNT && op > 0) @@ -1184,9 +1186,10 @@ static int atom_execute_table_locked(struct atom_context *ctx, int index, uint32 debug_depth--; SDEBUG("<<\n"); +free: if (ws) kfree(ectx.ws); - return 0; + return ret; } int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params) diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 561048a7c0a..2b9affe754c 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -325,11 +325,12 @@ void r300_gpu_init(struct radeon_device *rdev) r100_hdp_reset(rdev); /* FIXME: rv380 one pipes ? */ - if ((rdev->family == CHIP_R300) || (rdev->family == CHIP_R350)) { + if ((rdev->family == CHIP_R300 && rdev->pdev->device != 0x4144) || + (rdev->family == CHIP_R350)) { /* r300,r350 */ rdev->num_gb_pipes = 2; } else { - /* rv350,rv370,rv380 */ + /* rv350,rv370,rv380,r300 AD */ rdev->num_gb_pipes = 1; } rdev->num_z_pipes = 1; diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 1fff95505cf..5673665ff21 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -69,16 +69,19 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev struct radeon_i2c_bus_rec i2c; int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info); struct _ATOM_GPIO_I2C_INFO *i2c_info; - uint16_t data_offset; - int i; + uint16_t data_offset, size; + int i, num_indices; memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec)); i2c.valid = false; - if (atom_parse_data_header(ctx, index, NULL, NULL, NULL, &data_offset)) { + if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) { i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset); - for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) { + num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / + sizeof(ATOM_GPIO_I2C_ASSIGMENT); + + for (i = 0; i < num_indices; i++) { gpio = &i2c_info->asGPIO_Info[i]; if (gpio->sucI2cId.ucAccess == id) { diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 2becdeda68a..37db8adb274 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -760,7 +760,9 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct dac = RBIOS8(dac_info + 0x3) & 0xf; p_dac->ps2_pdac_adj = (bg << 8) | (dac); } - found = 1; + /* if the values are all zeros, use the table */ + if (p_dac->ps2_pdac_adj) + found = 1; } if (!found) /* fallback to defaults */ @@ -895,7 +897,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct bg = RBIOS8(dac_info + 0x10) & 0xf; dac = RBIOS8(dac_info + 0x11) & 0xf; tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20); - found = 1; + /* if the values are all zeros, use the table */ + if (tv_dac->ps2_tvdac_adj) + found = 1; } else if (rev > 1) { bg = RBIOS8(dac_info + 0xc) & 0xf; dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf; @@ -908,7 +912,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct bg = RBIOS8(dac_info + 0xe) & 0xf; dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf; tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20); - found = 1; + /* if the values are all zeros, use the table */ + if (tv_dac->ps2_tvdac_adj) + found = 1; } tv_dac->tv_std = radeon_combios_get_tv_info(rdev); } @@ -925,7 +931,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct (bg << 16) | (dac << 20); tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj; tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj; - found = 1; + /* if the values are all zeros, use the table */ + if (tv_dac->ps2_tvdac_adj) + found = 1; } else { bg = RBIOS8(dac_info + 0x4) & 0xf; dac = RBIOS8(dac_info + 0x5) & 0xf; @@ -933,7 +941,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct (bg << 16) | (dac << 20); tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj; tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj; - found = 1; + /* if the values are all zeros, use the table */ + if (tv_dac->ps2_tvdac_adj) + found = 1; } } else { DRM_INFO("No TV DAC info found in BIOS\n"); diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 60d59816b94..3fba50540f7 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -315,7 +315,7 @@ int radeon_connector_set_property(struct drm_connector *connector, struct drm_pr radeon_encoder = to_radeon_encoder(encoder); if (!radeon_encoder->enc_priv) return 0; - if (rdev->is_atom_bios) { + if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) { struct radeon_encoder_atom_dac *dac_int; dac_int = radeon_encoder->enc_priv; dac_int->tv_std = val; diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c index dc6eba6b96d..419630dd207 100644 --- a/drivers/gpu/drm/radeon/radeon_cp.c +++ b/drivers/gpu/drm/radeon/radeon_cp.c @@ -417,8 +417,9 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv) return -EBUSY; } -static void radeon_init_pipes(drm_radeon_private_t *dev_priv) +static void radeon_init_pipes(struct drm_device *dev) { + drm_radeon_private_t *dev_priv = dev->dev_private; uint32_t gb_tile_config, gb_pipe_sel = 0; if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) { @@ -436,11 +437,12 @@ static void radeon_init_pipes(drm_radeon_private_t *dev_priv) dev_priv->num_gb_pipes = ((gb_pipe_sel >> 12) & 0x3) + 1; } else { /* R3xx */ - if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300) || + if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300 && + dev->pdev->device != 0x4144) || ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350)) { dev_priv->num_gb_pipes = 2; } else { - /* R3Vxx */ + /* RV3xx/R300 AD */ dev_priv->num_gb_pipes = 1; } } @@ -736,7 +738,7 @@ static int radeon_do_engine_reset(struct drm_device * dev) /* setup the raster pipes */ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R300) - radeon_init_pipes(dev_priv); + radeon_init_pipes(dev); /* Reset the CP ring */ radeon_do_cp_reset(dev_priv); diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 52d6f96f274..c52fc3080b6 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -317,12 +317,8 @@ atombios_dac_setup(struct drm_encoder *encoder, int action) struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); DAC_ENCODER_CONTROL_PS_ALLOCATION args; - int index = 0, num = 0; + int index = 0; struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv; - enum radeon_tv_std tv_std = TV_STD_NTSC; - - if (dac_info->tv_std) - tv_std = dac_info->tv_std; memset(&args, 0, sizeof(args)); @@ -330,12 +326,10 @@ atombios_dac_setup(struct drm_encoder *encoder, int action) case ENCODER_OBJECT_ID_INTERNAL_DAC1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: index = GetIndexIntoMasterTable(COMMAND, DAC1EncoderControl); - num = 1; break; case ENCODER_OBJECT_ID_INTERNAL_DAC2: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: index = GetIndexIntoMasterTable(COMMAND, DAC2EncoderControl); - num = 2; break; } @@ -346,7 +340,7 @@ atombios_dac_setup(struct drm_encoder *encoder, int action) else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT)) args.ucDacStandard = ATOM_DAC1_CV; else { - switch (tv_std) { + switch (dac_info->tv_std) { case TV_STD_PAL: case TV_STD_PAL_M: case TV_STD_SCART_PAL: @@ -377,10 +371,6 @@ atombios_tv_setup(struct drm_encoder *encoder, int action) TV_ENCODER_CONTROL_PS_ALLOCATION args; int index = 0; struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv; - enum radeon_tv_std tv_std = TV_STD_NTSC; - - if (dac_info->tv_std) - tv_std = dac_info->tv_std; memset(&args, 0, sizeof(args)); @@ -391,7 +381,7 @@ atombios_tv_setup(struct drm_encoder *encoder, int action) if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT)) args.sTVEncoder.ucTvStandard = ATOM_TV_CV; else { - switch (tv_std) { + switch (dac_info->tv_std) { case TV_STD_NTSC: args.sTVEncoder.ucTvStandard = ATOM_TV_NTSC; break; @@ -1558,12 +1548,14 @@ static const struct drm_encoder_funcs radeon_atom_enc_funcs = { struct radeon_encoder_atom_dac * radeon_atombios_set_dac_info(struct radeon_encoder *radeon_encoder) { + struct drm_device *dev = radeon_encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; struct radeon_encoder_atom_dac *dac = kzalloc(sizeof(struct radeon_encoder_atom_dac), GFP_KERNEL); if (!dac) return NULL; - dac->tv_std = TV_STD_NTSC; + dac->tv_std = radeon_atombios_get_tv_info(rdev); return dac; } @@ -1641,6 +1633,7 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t su break; case ENCODER_OBJECT_ID_INTERNAL_DAC1: drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC); + radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder); drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs); break; case ENCODER_OBJECT_ID_INTERNAL_DAC2: diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c index cf389ce50a8..2441cca7d77 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c @@ -830,8 +830,8 @@ static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode) crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON; if (rdev->family == CHIP_R420 || - rdev->family == CHIP_R423 || - rdev->family == CHIP_RV410) + rdev->family == CHIP_R423 || + rdev->family == CHIP_RV410) tv_dac_cntl |= (R420_TV_DAC_RDACPD | R420_TV_DAC_GDACPD | R420_TV_DAC_BDACPD | @@ -907,35 +907,43 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder, if (rdev->family != CHIP_R200) { tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); if (rdev->family == CHIP_R420 || - rdev->family == CHIP_R423 || - rdev->family == CHIP_RV410) { + rdev->family == CHIP_R423 || + rdev->family == CHIP_RV410) { tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK | - RADEON_TV_DAC_BGADJ_MASK | - R420_TV_DAC_DACADJ_MASK | - R420_TV_DAC_RDACPD | - R420_TV_DAC_GDACPD | - R420_TV_DAC_BDACPD | - R420_TV_DAC_TVENABLE); + RADEON_TV_DAC_BGADJ_MASK | + R420_TV_DAC_DACADJ_MASK | + R420_TV_DAC_RDACPD | + R420_TV_DAC_GDACPD | + R420_TV_DAC_BDACPD | + R420_TV_DAC_TVENABLE); } else { tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK | - RADEON_TV_DAC_BGADJ_MASK | - RADEON_TV_DAC_DACADJ_MASK | - RADEON_TV_DAC_RDACPD | - RADEON_TV_DAC_GDACPD | - RADEON_TV_DAC_BDACPD); + RADEON_TV_DAC_BGADJ_MASK | + RADEON_TV_DAC_DACADJ_MASK | + RADEON_TV_DAC_RDACPD | + RADEON_TV_DAC_GDACPD | + RADEON_TV_DAC_BDACPD); } - /* FIXME TV */ - if (tv_dac) { - struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv; - tv_dac_cntl |= (RADEON_TV_DAC_NBLANK | - RADEON_TV_DAC_NHOLD | - RADEON_TV_DAC_STD_PS2 | - tv_dac->ps2_tvdac_adj); + tv_dac_cntl |= RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD; + + if (is_tv) { + if (tv_dac->tv_std == TV_STD_NTSC || + tv_dac->tv_std == TV_STD_NTSC_J || + tv_dac->tv_std == TV_STD_PAL_M || + tv_dac->tv_std == TV_STD_PAL_60) + tv_dac_cntl |= tv_dac->ntsc_tvdac_adj; + else + tv_dac_cntl |= tv_dac->pal_tvdac_adj; + + if (tv_dac->tv_std == TV_STD_NTSC || + tv_dac->tv_std == TV_STD_NTSC_J) + tv_dac_cntl |= RADEON_TV_DAC_STD_NTSC; + else + tv_dac_cntl |= RADEON_TV_DAC_STD_PAL; } else - tv_dac_cntl |= (RADEON_TV_DAC_NBLANK | - RADEON_TV_DAC_NHOLD | - RADEON_TV_DAC_STD_PS2); + tv_dac_cntl |= (RADEON_TV_DAC_STD_PS2 | + tv_dac->ps2_tvdac_adj); WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); } diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index a4046e94158..f9daffd7d0e 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -264,8 +264,8 @@ void ide_retry_pc(ide_drive_t *drive) * of it. The failed command will be retried after sense data * is acquired. */ - blk_requeue_request(failed_rq->q, failed_rq); drive->hwif->rq = NULL; + ide_requeue_and_plug(drive, failed_rq); if (ide_queue_sense_rq(drive, pc)) { blk_start_request(failed_rq); ide_complete_rq(drive, -EIO, blk_rq_bytes(failed_rq)); diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index 2c17e3fb43e..06b14bc9a1d 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -493,6 +493,7 @@ ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error) if (rq) { hwif->rq = NULL; rq->errors = 0; + ide_requeue_and_plug(drive, rq); } return ret; } diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index db96138fefc..172ac921815 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -566,7 +566,7 @@ plug_device_2: blk_plug_device(q); } -static void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq) +void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq) { struct request_queue *q = drive->queue; unsigned long flags; diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index cc8633cbe13..67fb73559fd 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -428,13 +428,11 @@ int ide_raw_taskfile(ide_drive_t *drive, struct ide_cmd *cmd, u8 *buf, { struct request *rq; int error; + int rw = !(cmd->tf_flags & IDE_TFLAG_WRITE) ? READ : WRITE; - rq = blk_get_request(drive->queue, READ, __GFP_WAIT); + rq = blk_get_request(drive->queue, rw, __GFP_WAIT); rq->cmd_type = REQ_TYPE_ATA_TASKFILE; - if (cmd->tf_flags & IDE_TFLAG_WRITE) - rq->cmd_flags |= REQ_RW; - /* * (ks) We transfer currently only whole sectors. * This is suffient for now. But, it would be great, diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index fc73d6ac11b..ad63b79afac 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -3694,7 +3694,7 @@ static void cm_add_one(struct ib_device *ib_device) cm_dev->device = device_create(&cm_class, &ib_device->dev, MKDEV(0, 0), NULL, "%s", ib_device->name); - if (!cm_dev->device) { + if (IS_ERR(cm_dev->device)) { kfree(cm_dev); return; } diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 7794249430c..6d777069d86 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -1684,6 +1684,7 @@ int rdma_set_ib_paths(struct rdma_cm_id *id, } memcpy(id->route.path_rec, path_rec, sizeof *path_rec * num_paths); + id->route.num_paths = num_paths; return 0; err: cma_comp_exch(id_priv, CMA_ROUTE_RESOLVED, CMA_ADDR_RESOLVED); diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c index 56147b28a23..1d27b9a8e2d 100644 --- a/drivers/infiniband/hw/mlx4/mr.c +++ b/drivers/infiniband/hw/mlx4/mr.c @@ -240,7 +240,7 @@ struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device mfrpl->mapped_page_list = dma_alloc_coherent(&dev->dev->pdev->dev, size, &mfrpl->map, GFP_KERNEL); - if (!mfrpl->ibfrpl.page_list) + if (!mfrpl->mapped_page_list) goto err_free; WARN_ON(mfrpl->map & 0x3f); diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index 5a076e8f116..e54f312e4bd 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -2821,11 +2821,10 @@ static int nes_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, attr->cap.max_send_wr = nesqp->hwqp.sq_size; attr->cap.max_recv_wr = nesqp->hwqp.rq_size; attr->cap.max_recv_sge = 1; - if (nes_drv_opt & NES_DRV_OPT_NO_INLINE_DATA) { - init_attr->cap.max_inline_data = 0; - } else { - init_attr->cap.max_inline_data = 64; - } + if (nes_drv_opt & NES_DRV_OPT_NO_INLINE_DATA) + attr->cap.max_inline_data = 0; + else + attr->cap.max_inline_data = 64; init_attr->event_handler = nesqp->ibqp.event_handler; init_attr->qp_context = nesqp->ibqp.qp_context; diff --git a/drivers/macintosh/windfarm_core.c b/drivers/macintosh/windfarm_core.c index c092354591b..ce8897933a8 100644 --- a/drivers/macintosh/windfarm_core.c +++ b/drivers/macintosh/windfarm_core.c @@ -210,6 +210,7 @@ int wf_register_control(struct wf_control *new_ct) kref_init(&new_ct->ref); list_add(&new_ct->link, &wf_controls); + sysfs_attr_init(&new_ct->attr.attr); new_ct->attr.attr.name = new_ct->name; new_ct->attr.attr.mode = 0644; new_ct->attr.show = wf_show_control; diff --git a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c index 6c23456e0bd..71f50565f63 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c +++ b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c @@ -423,10 +423,12 @@ static void pvr2_sysfs_add_debugifc(struct pvr2_sysfs *sfp) dip = kzalloc(sizeof(*dip),GFP_KERNEL); if (!dip) return; + sysfs_attr_init(&dip->attr_debugcmd.attr); dip->attr_debugcmd.attr.name = "debugcmd"; dip->attr_debugcmd.attr.mode = S_IRUGO|S_IWUSR|S_IWGRP; dip->attr_debugcmd.show = debugcmd_show; dip->attr_debugcmd.store = debugcmd_store; + sysfs_attr_init(&dip->attr_debuginfo.attr); dip->attr_debuginfo.attr.name = "debuginfo"; dip->attr_debuginfo.attr.mode = S_IRUGO; dip->attr_debuginfo.show = debuginfo_show; @@ -644,6 +646,7 @@ static void class_dev_create(struct pvr2_sysfs *sfp, return; } + sysfs_attr_init(&sfp->attr_v4l_minor_number.attr); sfp->attr_v4l_minor_number.attr.name = "v4l_minor_number"; sfp->attr_v4l_minor_number.attr.mode = S_IRUGO; sfp->attr_v4l_minor_number.show = v4l_minor_number_show; @@ -658,6 +661,7 @@ static void class_dev_create(struct pvr2_sysfs *sfp, sfp->v4l_minor_number_created_ok = !0; } + sysfs_attr_init(&sfp->attr_v4l_radio_minor_number.attr); sfp->attr_v4l_radio_minor_number.attr.name = "v4l_radio_minor_number"; sfp->attr_v4l_radio_minor_number.attr.mode = S_IRUGO; sfp->attr_v4l_radio_minor_number.show = v4l_radio_minor_number_show; @@ -672,6 +676,7 @@ static void class_dev_create(struct pvr2_sysfs *sfp, sfp->v4l_radio_minor_number_created_ok = !0; } + sysfs_attr_init(&sfp->attr_unit_number.attr); sfp->attr_unit_number.attr.name = "unit_number"; sfp->attr_unit_number.attr.mode = S_IRUGO; sfp->attr_unit_number.show = unit_number_show; @@ -685,6 +690,7 @@ static void class_dev_create(struct pvr2_sysfs *sfp, sfp->unit_number_created_ok = !0; } + sysfs_attr_init(&sfp->attr_bus_info.attr); sfp->attr_bus_info.attr.name = "bus_info_str"; sfp->attr_bus_info.attr.mode = S_IRUGO; sfp->attr_bus_info.show = bus_info_show; @@ -699,6 +705,7 @@ static void class_dev_create(struct pvr2_sysfs *sfp, sfp->bus_info_created_ok = !0; } + sysfs_attr_init(&sfp->attr_hdw_name.attr); sfp->attr_hdw_name.attr.name = "device_hardware_type"; sfp->attr_hdw_name.attr.mode = S_IRUGO; sfp->attr_hdw_name.show = hdw_name_show; @@ -713,6 +720,7 @@ static void class_dev_create(struct pvr2_sysfs *sfp, sfp->hdw_name_created_ok = !0; } + sysfs_attr_init(&sfp->attr_hdw_desc.attr); sfp->attr_hdw_desc.attr.name = "device_hardware_description"; sfp->attr_hdw_desc.attr.mode = S_IRUGO; sfp->attr_hdw_desc.show = hdw_desc_show; diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 83f0affadca..e9caf694c59 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -1179,15 +1179,10 @@ static void omap_hsmmc_detect(struct work_struct *work) carddetect = -ENOSYS; } - if (carddetect) { + if (carddetect) mmc_detect_change(host->mmc, (HZ * 200) / 1000); - } else { - mmc_host_enable(host->mmc); - omap_hsmmc_reset_controller_fsm(host, SRD); - mmc_host_lazy_disable(host->mmc); - + else mmc_detect_change(host->mmc, (HZ * 50) / 1000); - } } /* diff --git a/drivers/platform/x86/intel_menlow.c b/drivers/platform/x86/intel_menlow.c index 1190bad4297..2f795ce2b93 100644 --- a/drivers/platform/x86/intel_menlow.c +++ b/drivers/platform/x86/intel_menlow.c @@ -397,6 +397,7 @@ static int intel_menlow_add_one_attribute(char *name, int mode, void *show, if (!attr) return -ENOMEM; + sysfs_attr_init(&attr->attr.attr); /* That is consistent naming :D */ attr->attr.attr.name = name; attr->attr.attr.mode = mode; attr->attr.show = show; diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index c6c552f681b..35bb44af49b 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c @@ -274,12 +274,33 @@ static void pnpacpi_parse_allocated_busresource(struct pnp_dev *dev, pnp_add_bus_resource(dev, start, end); } +static u64 addr_space_length(struct pnp_dev *dev, u64 min, u64 max, u64 len) +{ + u64 max_len; + + max_len = max - min + 1; + if (len <= max_len) + return len; + + /* + * Per 6.4.3.5, _LEN cannot exceed _MAX - _MIN + 1, but some BIOSes + * don't do this correctly, e.g., + * https://bugzilla.kernel.org/show_bug.cgi?id=15480 + */ + dev_info(&dev->dev, + "resource length %#llx doesn't fit in %#llx-%#llx, trimming\n", + (unsigned long long) len, (unsigned long long) min, + (unsigned long long) max); + return max_len; +} + static void pnpacpi_parse_allocated_address_space(struct pnp_dev *dev, struct acpi_resource *res) { struct acpi_resource_address64 addr, *p = &addr; acpi_status status; int window; + u64 len; status = acpi_resource_to_address64(res, p); if (!ACPI_SUCCESS(status)) { @@ -288,20 +309,18 @@ static void pnpacpi_parse_allocated_address_space(struct pnp_dev *dev, return; } + len = addr_space_length(dev, p->minimum, p->maximum, p->address_length); window = (p->producer_consumer == ACPI_PRODUCER) ? 1 : 0; if (p->resource_type == ACPI_MEMORY_RANGE) - pnpacpi_parse_allocated_memresource(dev, - p->minimum, p->address_length, + pnpacpi_parse_allocated_memresource(dev, p->minimum, len, p->info.mem.write_protect, window); else if (p->resource_type == ACPI_IO_RANGE) - pnpacpi_parse_allocated_ioresource(dev, - p->minimum, p->address_length, + pnpacpi_parse_allocated_ioresource(dev, p->minimum, len, p->granularity == 0xfff ? ACPI_DECODE_10 : ACPI_DECODE_16, window); else if (p->resource_type == ACPI_BUS_NUMBER_RANGE) - pnpacpi_parse_allocated_busresource(dev, p->minimum, - p->address_length); + pnpacpi_parse_allocated_busresource(dev, p->minimum, len); } static void pnpacpi_parse_allocated_ext_address_space(struct pnp_dev *dev, @@ -309,21 +328,20 @@ static void pnpacpi_parse_allocated_ext_address_space(struct pnp_dev *dev, { struct acpi_resource_extended_address64 *p = &res->data.ext_address64; int window; + u64 len; + len = addr_space_length(dev, p->minimum, p->maximum, p->address_length); window = (p->producer_consumer == ACPI_PRODUCER) ? 1 : 0; if (p->resource_type == ACPI_MEMORY_RANGE) - pnpacpi_parse_allocated_memresource(dev, - p->minimum, p->address_length, + pnpacpi_parse_allocated_memresource(dev, p->minimum, len, p->info.mem.write_protect, window); else if (p->resource_type == ACPI_IO_RANGE) - pnpacpi_parse_allocated_ioresource(dev, - p->minimum, p->address_length, + pnpacpi_parse_allocated_ioresource(dev, p->minimum, len, p->granularity == 0xfff ? ACPI_DECODE_10 : ACPI_DECODE_16, window); else if (p->resource_type == ACPI_BUS_NUMBER_RANGE) - pnpacpi_parse_allocated_busresource(dev, p->minimum, - p->address_length); + pnpacpi_parse_allocated_busresource(dev, p->minimum, len); } static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c index c77f6f72f95..d71fe61db1d 100644 --- a/drivers/rtc/rtc-mxc.c +++ b/drivers/rtc/rtc-mxc.c @@ -384,21 +384,26 @@ static int __init mxc_rtc_probe(struct platform_device *pdev) struct rtc_device *rtc; struct rtc_plat_data *pdata = NULL; u32 reg; - int ret, rate; + unsigned long rate; + int ret; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) return -ENODEV; - pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); + pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - pdata->ioaddr = ioremap(res->start, resource_size(res)); + if (!devm_request_mem_region(&pdev->dev, res->start, + resource_size(res), pdev->name)) + return -EBUSY; + + pdata->ioaddr = devm_ioremap(&pdev->dev, res->start, + resource_size(res)); clk = clk_get(&pdev->dev, "ckil"); if (IS_ERR(clk)) { - iounmap(pdata->ioaddr); ret = PTR_ERR(clk); goto exit_free_pdata; } @@ -413,8 +418,7 @@ static int __init mxc_rtc_probe(struct platform_device *pdev) else if (rate == 38400) reg = RTC_INPUT_CLK_38400HZ; else { - dev_err(&pdev->dev, "rtc clock is not valid (%lu)\n", - clk_get_rate(clk)); + dev_err(&pdev->dev, "rtc clock is not valid (%lu)\n", rate); ret = -EINVAL; goto exit_free_pdata; } @@ -450,8 +454,8 @@ static int __init mxc_rtc_probe(struct platform_device *pdev) pdata->irq = platform_get_irq(pdev, 0); if (pdata->irq >= 0 && - request_irq(pdata->irq, mxc_rtc_interrupt, IRQF_SHARED, - pdev->name, pdev) < 0) { + devm_request_irq(&pdev->dev, pdata->irq, mxc_rtc_interrupt, + IRQF_SHARED, pdev->name, pdev) < 0) { dev_warn(&pdev->dev, "interrupt not available.\n"); pdata->irq = -1; } @@ -459,10 +463,10 @@ static int __init mxc_rtc_probe(struct platform_device *pdev) return 0; exit_put_clk: + clk_disable(pdata->clk); clk_put(pdata->clk); exit_free_pdata: - kfree(pdata); return ret; } @@ -473,12 +477,8 @@ static int __exit mxc_rtc_remove(struct platform_device *pdev) rtc_device_unregister(pdata->rtc); - if (pdata->irq >= 0) - free_irq(pdata->irq, pdev); - clk_disable(pdata->clk); clk_put(pdata->clk); - kfree(pdata); platform_set_drvdata(pdev, NULL); return 0; diff --git a/drivers/s390/char/sclp_async.c b/drivers/s390/char/sclp_async.c index 2aecf7f2136..7ad30e72f86 100644 --- a/drivers/s390/char/sclp_async.c +++ b/drivers/s390/char/sclp_async.c @@ -85,7 +85,7 @@ static int proc_handler_callhome(struct ctl_table *ctl, int write, rc = copy_from_user(buf, buffer, sizeof(buf)); if (rc != 0) return -EFAULT; - buf[len - 1] = '\0'; + buf[sizeof(buf) - 1] = '\0'; if (strict_strtoul(buf, 0, &val) != 0) return -EINVAL; if (val != 0 && val != 1) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 58c62ff42ab..8b827f37b03 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -2186,7 +2186,7 @@ static void sd_probe_async(void *data, async_cookie_t cookie) blk_queue_prep_rq(sdp->request_queue, sd_prep_fn); gd->driverfs_dev = &sdp->sdev_gendev; - gd->flags = GENHD_FL_EXT_DEVT | GENHD_FL_DRIVERFS; + gd->flags = GENHD_FL_EXT_DEVT; if (sdp->removable) gd->flags |= GENHD_FL_REMOVABLE; diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index f1dcd7969a5..0e8d3522461 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c @@ -246,20 +246,12 @@ static struct pci_controller ssb_pcicore_controller = { .pci_ops = &ssb_pcicore_pciops, .io_resource = &ssb_pcicore_io_resource, .mem_resource = &ssb_pcicore_mem_resource, - .mem_offset = 0x24000000, }; -static u32 ssb_pcicore_pcibus_iobase = 0x100; -static u32 ssb_pcicore_pcibus_membase = SSB_PCI_DMA; - /* This function is called when doing a pci_enable_device(). * We must first check if the device is a device on the PCI-core bridge. */ int ssb_pcicore_plat_dev_init(struct pci_dev *d) { - struct resource *res; - int pos, size; - u32 *base; - if (d->bus->ops != &ssb_pcicore_pciops) { /* This is not a device on the PCI-core bridge. */ return -ENODEV; @@ -268,27 +260,6 @@ int ssb_pcicore_plat_dev_init(struct pci_dev *d) ssb_printk(KERN_INFO "PCI: Fixing up device %s\n", pci_name(d)); - /* Fix up resource bases */ - for (pos = 0; pos < 6; pos++) { - res = &d->resource[pos]; - if (res->flags & IORESOURCE_IO) - base = &ssb_pcicore_pcibus_iobase; - else - base = &ssb_pcicore_pcibus_membase; - res->flags |= IORESOURCE_PCI_FIXED; - if (res->end) { - size = res->end - res->start + 1; - if (*base & (size - 1)) - *base = (*base + size) & ~(size - 1); - res->start = *base; - res->end = res->start + size - 1; - *base += size; - pci_write_config_dword(d, PCI_BASE_ADDRESS_0 + (pos << 2), res->start); - } - /* Fix up PCI bridge BAR0 only */ - if (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0) - break; - } /* Fix up interrupt lines */ d->irq = ssb_mips_irq(extpci_core->dev) + 2; pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq); diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c index 9b6297f07b8..13c72c62932 100644 --- a/drivers/thermal/thermal_sys.c +++ b/drivers/thermal/thermal_sys.c @@ -506,6 +506,7 @@ thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) tz->temp_input.attr.attr.name = tz->temp_input.name; tz->temp_input.attr.attr.mode = 0444; tz->temp_input.attr.show = temp_input_show; + sysfs_attr_init(&tz->temp_input.attr.attr); result = device_create_file(hwmon->device, &tz->temp_input.attr); if (result) goto unregister_hwmon_device; @@ -518,6 +519,7 @@ thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) tz->temp_crit.attr.attr.name = tz->temp_crit.name; tz->temp_crit.attr.attr.mode = 0444; tz->temp_crit.attr.show = temp_crit_show; + sysfs_attr_init(&tz->temp_crit.attr.attr); result = device_create_file(hwmon->device, &tz->temp_crit.attr); if (result) @@ -726,6 +728,7 @@ int thermal_zone_bind_cooling_device(struct thermal_zone_device *tz, goto release_idr; sprintf(dev->attr_name, "cdev%d_trip_point", dev->id); + sysfs_attr_init(&dev->attr.attr); dev->attr.attr.name = dev->attr_name; dev->attr.attr.mode = 0444; dev->attr.show = thermal_cooling_device_trip_point_show; diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c index 4637bcbe03a..994358a4f30 100644 --- a/drivers/video/fsl-diu-fb.c +++ b/drivers/video/fsl-diu-fb.c @@ -1536,6 +1536,7 @@ static int __devinit fsl_diu_probe(struct of_device *ofdev, goto error; } + sysfs_attr_init(&machine_data->dev_attr.attr); machine_data->dev_attr.attr.name = "monitor"; machine_data->dev_attr.attr.mode = S_IRUGO|S_IWUSR; machine_data->dev_attr.show = show_monitor; diff --git a/drivers/video/mb862xx/mb862xxfb_accel.c b/drivers/video/mb862xx/mb862xxfb_accel.c index 841424912ec..fe92eed6da7 100644 --- a/drivers/video/mb862xx/mb862xxfb_accel.c +++ b/drivers/video/mb862xx/mb862xxfb_accel.c @@ -4,7 +4,7 @@ * Fujitsu Carmine/Coral-P(A)/Lime framebuffer driver acceleration support * * (C) 2007 Alexander Shishkin <virtuoso@slind.org> - * (C) 2009 Valentin Sitdikov <valentin.sitdikov@siemens.com> + * (C) 2009 Valentin Sitdikov <v.sitdikov@gmail.com> * (C) 2009 Siemens AG * * This program is free software; you can redistribute it and/or modify @@ -16,6 +16,7 @@ #include <linux/delay.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/pci.h> #include <linux/slab.h> #if defined(CONFIG_OF) @@ -330,3 +331,5 @@ void mb862xxfb_init_accel(struct fb_info *info, int xres) info->fix.accel = 0xff; /*FIXME: add right define */ } EXPORT_SYMBOL(mb862xxfb_init_accel); + +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c index 54ac91dc070..0cadf7aee27 100644 --- a/drivers/video/vesafb.c +++ b/drivers/video/vesafb.c @@ -225,7 +225,7 @@ static int __init vesafb_setup(char *options) return 0; } -static int __devinit vesafb_probe(struct platform_device *dev) +static int __init vesafb_probe(struct platform_device *dev) { struct fb_info *info; int i, err; @@ -476,7 +476,6 @@ err: } static struct platform_driver vesafb_driver = { - .probe = vesafb_probe, .driver = { .name = "vesafb", }, @@ -492,20 +491,21 @@ static int __init vesafb_init(void) /* ignore error return of fb_get_options */ fb_get_options("vesafb", &option); vesafb_setup(option); - ret = platform_driver_register(&vesafb_driver); - if (!ret) { - vesafb_device = platform_device_alloc("vesafb", 0); + vesafb_device = platform_device_alloc("vesafb", 0); + if (!vesafb_device) + return -ENOMEM; - if (vesafb_device) - ret = platform_device_add(vesafb_device); - else - ret = -ENOMEM; + ret = platform_device_add(vesafb_device); + if (!ret) { + ret = platform_driver_probe(&vesafb_driver, vesafb_probe); + if (ret) + platform_device_del(vesafb_device); + } - if (ret) { - platform_device_put(vesafb_device); - platform_driver_unregister(&vesafb_driver); - } + if (ret) { + platform_device_put(vesafb_device); + vesafb_device = NULL; } return ret; |