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Message-Id: <16154693366477@kroah.com>
Date: Thu, 11 Mar 2021 14:28:57 +0100
From: gregkh@...uxfoundation.org
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.4.105
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
diff --git a/Makefile b/Makefile
index e94dcf2d77f5..e27d031f3241 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 104
+SUBLEVEL = 105
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h
index 8def0e3d690f..b0b9bb31c336 100644
--- a/drivers/acpi/acpica/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
@@ -283,6 +283,7 @@ struct acpi_object_addr_handler {
acpi_adr_space_handler handler;
struct acpi_namespace_node *node; /* Parent device */
void *context;
+ acpi_mutex context_mutex;
acpi_adr_space_setup setup;
union acpi_operand_object *region_list; /* Regions using this handler */
union acpi_operand_object *next;
diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c
index 3ef4e27995f0..78550f5004c9 100644
--- a/drivers/acpi/acpica/evhandler.c
+++ b/drivers/acpi/acpica/evhandler.c
@@ -489,6 +489,13 @@ acpi_ev_install_space_handler(struct acpi_namespace_node *node,
/* Init handler obj */
+ status =
+ acpi_os_create_mutex(&handler_obj->address_space.context_mutex);
+ if (ACPI_FAILURE(status)) {
+ acpi_ut_remove_reference(handler_obj);
+ goto unlock_and_exit;
+ }
+
handler_obj->address_space.space_id = (u8)space_id;
handler_obj->address_space.handler_flags = flags;
handler_obj->address_space.region_list = NULL;
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 45dc797df05d..50782033012b 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -111,6 +111,8 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
union acpi_operand_object *region_obj2;
void *region_context = NULL;
struct acpi_connection_info *context;
+ acpi_mutex context_mutex;
+ u8 context_locked;
acpi_physical_address address;
ACPI_FUNCTION_TRACE(ev_address_space_dispatch);
@@ -135,6 +137,8 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
}
context = handler_desc->address_space.context;
+ context_mutex = handler_desc->address_space.context_mutex;
+ context_locked = FALSE;
/*
* It may be the case that the region has never been initialized.
@@ -203,6 +207,23 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
handler = handler_desc->address_space.handler;
address = (region_obj->region.address + region_offset);
+ ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
+ "Handler %p (@%p) Address %8.8X%8.8X [%s]\n",
+ ®ion_obj->region.handler->address_space, handler,
+ ACPI_FORMAT_UINT64(address),
+ acpi_ut_get_region_name(region_obj->region.
+ space_id)));
+
+ if (!(handler_desc->address_space.handler_flags &
+ ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) {
+ /*
+ * For handlers other than the default (supplied) handlers, we must
+ * exit the interpreter because the handler *might* block -- we don't
+ * know what it will do, so we can't hold the lock on the interpreter.
+ */
+ acpi_ex_exit_interpreter();
+ }
+
/*
* Special handling for generic_serial_bus and general_purpose_io:
* There are three extra parameters that must be passed to the
@@ -211,6 +232,11 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
* 2) Length of the above buffer
* 3) Actual access length from the access_as() op
*
+ * Since we pass these extra parameters via the context, which is
+ * shared between threads, we must lock the context to avoid these
+ * parameters being changed from another thread before the handler
+ * has completed running.
+ *
* In addition, for general_purpose_io, the Address and bit_width fields
* are defined as follows:
* 1) Address is the pin number index of the field (bit offset from
@@ -220,6 +246,14 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
if ((region_obj->region.space_id == ACPI_ADR_SPACE_GSBUS) &&
context && field_obj) {
+ status =
+ acpi_os_acquire_mutex(context_mutex, ACPI_WAIT_FOREVER);
+ if (ACPI_FAILURE(status)) {
+ goto re_enter_interpreter;
+ }
+
+ context_locked = TRUE;
+
/* Get the Connection (resource_template) buffer */
context->connection = field_obj->field.resource_buffer;
@@ -229,6 +263,14 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
if ((region_obj->region.space_id == ACPI_ADR_SPACE_GPIO) &&
context && field_obj) {
+ status =
+ acpi_os_acquire_mutex(context_mutex, ACPI_WAIT_FOREVER);
+ if (ACPI_FAILURE(status)) {
+ goto re_enter_interpreter;
+ }
+
+ context_locked = TRUE;
+
/* Get the Connection (resource_template) buffer */
context->connection = field_obj->field.resource_buffer;
@@ -238,28 +280,15 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
bit_width = field_obj->field.bit_length;
}
- ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
- "Handler %p (@%p) Address %8.8X%8.8X [%s]\n",
- ®ion_obj->region.handler->address_space, handler,
- ACPI_FORMAT_UINT64(address),
- acpi_ut_get_region_name(region_obj->region.
- space_id)));
-
- if (!(handler_desc->address_space.handler_flags &
- ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) {
- /*
- * For handlers other than the default (supplied) handlers, we must
- * exit the interpreter because the handler *might* block -- we don't
- * know what it will do, so we can't hold the lock on the interpreter.
- */
- acpi_ex_exit_interpreter();
- }
-
/* Call the handler */
status = handler(function, address, bit_width, value, context,
region_obj2->extra.region_context);
+ if (context_locked) {
+ acpi_os_release_mutex(context_mutex);
+ }
+
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status, "Returned by Handler for [%s]",
acpi_ut_get_region_name(region_obj->region.
@@ -276,6 +305,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
}
}
+re_enter_interpreter:
if (!(handler_desc->address_space.handler_flags &
ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) {
/*
diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index 47265b073e6f..6e0d2a98c4ad 100644
--- a/drivers/acpi/acpica/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -201,6 +201,8 @@ acpi_remove_address_space_handler(acpi_handle device,
/* Now we can delete the handler object */
+ acpi_os_release_mutex(handler_obj->address_space.
+ context_mutex);
acpi_ut_remove_reference(handler_obj);
goto unlock_and_exit;
}
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 55af78b55c51..301ffe5b8feb 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -143,6 +143,13 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
},
{
.callback = video_detect_force_vendor,
+ .ident = "GIGABYTE GB-BXBT-2807",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GB-BXBT-2807"),
+ },
+ },
+ {
.ident = "Sony VPCEH3U1E",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
index c8fb21cc0d6f..f84049119f1c 100644
--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
@@ -581,8 +581,6 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
if (adreno_gpu->info->quirks & ADRENO_QUIRK_TWO_PASS_USE_WFI)
gpu_rmw(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0, (1 << 8));
- gpu_write(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0xc0200100);
-
/* Enable USE_RETENTION_FLOPS */
gpu_write(gpu, REG_A5XX_CP_CHICKEN_DBG, 0x02000000);
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 33183933337a..d004f5645b30 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -365,6 +365,7 @@
#define USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR 0x1803
#define USB_DEVICE_ID_DRAGONRISE_GAMECUBE1 0x1843
#define USB_DEVICE_ID_DRAGONRISE_GAMECUBE2 0x1844
+#define USB_DEVICE_ID_DRAGONRISE_GAMECUBE3 0x1846
#define USB_VENDOR_ID_DWAV 0x0eef
#define USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER 0x0001
@@ -640,6 +641,8 @@
#define USB_DEVICE_ID_INNEX_GENESIS_ATARI 0x4745
#define USB_VENDOR_ID_ITE 0x048d
+#define I2C_VENDOR_ID_ITE 0x103c
+#define I2C_DEVICE_ID_ITE_VOYO_WINPAD_A15 0x184f
#define USB_DEVICE_ID_ITE_LENOVO_YOGA 0x8386
#define USB_DEVICE_ID_ITE_LENOVO_YOGA2 0x8350
#define I2C_DEVICE_ID_ITE_LENOVO_LEGION_Y720 0x837a
diff --git a/drivers/hid/hid-mf.c b/drivers/hid/hid-mf.c
index fc75f30f537c..92d7ecd41a78 100644
--- a/drivers/hid/hid-mf.c
+++ b/drivers/hid/hid-mf.c
@@ -153,6 +153,8 @@ static const struct hid_device_id mf_devices[] = {
.driver_data = HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2),
.driver_data = 0 }, /* No quirk required */
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE3),
+ .driver_data = HID_QUIRK_MULTI_INPUT },
{ }
};
MODULE_DEVICE_TABLE(hid, mf_devices);
diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
index 60d188a704e5..f35d919c4eba 100644
--- a/drivers/hid/hid-quirks.c
+++ b/drivers/hid/hid-quirks.c
@@ -72,6 +72,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_REDRAGON_SEYMUR2), HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1), HID_QUIRK_MULTI_INPUT },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE3), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_WIIU), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER), HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET },
@@ -491,6 +492,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE3) },
#endif
#if IS_ENABLED(CONFIG_HID_MICROSOFT)
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index 592176aff027..96898983db99 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -173,6 +173,8 @@ static const struct i2c_hid_quirks {
I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV },
{ I2C_VENDOR_ID_HANTICK, I2C_PRODUCT_ID_HANTICK_5288,
I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
+ { I2C_VENDOR_ID_ITE, I2C_DEVICE_ID_ITE_VOYO_WINPAD_A15,
+ I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
{ I2C_VENDOR_ID_RAYDIUM, I2C_PRODUCT_ID_RAYDIUM_3118,
I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
{ USB_VENDOR_ID_ELAN, HID_ANY_ID,
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 7b724f7b27a9..c392930253a3 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -1469,25 +1469,27 @@ static bool increase_address_space(struct protection_domain *domain,
bool ret = false;
u64 *pte;
+ pte = (void *)get_zeroed_page(gfp);
+ if (!pte)
+ return false;
+
spin_lock_irqsave(&domain->lock, flags);
if (address <= PM_LEVEL_SIZE(domain->mode) ||
WARN_ON_ONCE(domain->mode == PAGE_MODE_6_LEVEL))
goto out;
- pte = (void *)get_zeroed_page(gfp);
- if (!pte)
- goto out;
-
*pte = PM_LEVEL_PDE(domain->mode,
iommu_virt_to_phys(domain->pt_root));
domain->pt_root = pte;
domain->mode += 1;
+ pte = NULL;
ret = true;
out:
spin_unlock_irqrestore(&domain->lock, flags);
+ free_page((unsigned long)pte);
return ret;
}
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 98be040cf958..06b382304d92 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -888,24 +888,24 @@ void dm_table_set_type(struct dm_table *t, enum dm_queue_mode type)
EXPORT_SYMBOL_GPL(dm_table_set_type);
/* validate the dax capability of the target device span */
-int device_supports_dax(struct dm_target *ti, struct dm_dev *dev,
+int device_not_dax_capable(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data)
{
int blocksize = *(int *) data, id;
bool rc;
id = dax_read_lock();
- rc = dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len);
+ rc = !dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len);
dax_read_unlock(id);
return rc;
}
/* Check devices support synchronous DAX */
-static int device_dax_synchronous(struct dm_target *ti, struct dm_dev *dev,
- sector_t start, sector_t len, void *data)
+static int device_not_dax_synchronous_capable(struct dm_target *ti, struct dm_dev *dev,
+ sector_t start, sector_t len, void *data)
{
- return dev->dax_dev && dax_synchronous(dev->dax_dev);
+ return !dev->dax_dev || !dax_synchronous(dev->dax_dev);
}
bool dm_table_supports_dax(struct dm_table *t,
@@ -922,7 +922,7 @@ bool dm_table_supports_dax(struct dm_table *t,
return false;
if (!ti->type->iterate_devices ||
- !ti->type->iterate_devices(ti, iterate_fn, blocksize))
+ ti->type->iterate_devices(ti, iterate_fn, blocksize))
return false;
}
@@ -996,7 +996,7 @@ static int dm_table_determine_type(struct dm_table *t)
verify_bio_based:
/* We must use this table as bio-based */
t->type = DM_TYPE_BIO_BASED;
- if (dm_table_supports_dax(t, device_supports_dax, &page_size) ||
+ if (dm_table_supports_dax(t, device_not_dax_capable, &page_size) ||
(list_empty(devices) && live_md_type == DM_TYPE_DAX_BIO_BASED)) {
t->type = DM_TYPE_DAX_BIO_BASED;
} else {
@@ -1376,6 +1376,46 @@ struct dm_target *dm_table_find_target(struct dm_table *t, sector_t sector)
return &t->targets[(KEYS_PER_NODE * n) + k];
}
+/*
+ * type->iterate_devices() should be called when the sanity check needs to
+ * iterate and check all underlying data devices. iterate_devices() will
+ * iterate all underlying data devices until it encounters a non-zero return
+ * code, returned by whether the input iterate_devices_callout_fn, or
+ * iterate_devices() itself internally.
+ *
+ * For some target type (e.g. dm-stripe), one call of iterate_devices() may
+ * iterate multiple underlying devices internally, in which case a non-zero
+ * return code returned by iterate_devices_callout_fn will stop the iteration
+ * in advance.
+ *
+ * Cases requiring _any_ underlying device supporting some kind of attribute,
+ * should use the iteration structure like dm_table_any_dev_attr(), or call
+ * it directly. @func should handle semantics of positive examples, e.g.
+ * capable of something.
+ *
+ * Cases requiring _all_ underlying devices supporting some kind of attribute,
+ * should use the iteration structure like dm_table_supports_nowait() or
+ * dm_table_supports_discards(). Or introduce dm_table_all_devs_attr() that
+ * uses an @anti_func that handle semantics of counter examples, e.g. not
+ * capable of something. So: return !dm_table_any_dev_attr(t, anti_func, data);
+ */
+static bool dm_table_any_dev_attr(struct dm_table *t,
+ iterate_devices_callout_fn func, void *data)
+{
+ struct dm_target *ti;
+ unsigned int i;
+
+ for (i = 0; i < dm_table_get_num_targets(t); i++) {
+ ti = dm_table_get_target(t, i);
+
+ if (ti->type->iterate_devices &&
+ ti->type->iterate_devices(ti, func, data))
+ return true;
+ }
+
+ return false;
+}
+
static int count_device(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data)
{
@@ -1412,13 +1452,13 @@ bool dm_table_has_no_data_devices(struct dm_table *table)
return true;
}
-static int device_is_zoned_model(struct dm_target *ti, struct dm_dev *dev,
- sector_t start, sector_t len, void *data)
+static int device_not_zoned_model(struct dm_target *ti, struct dm_dev *dev,
+ sector_t start, sector_t len, void *data)
{
struct request_queue *q = bdev_get_queue(dev->bdev);
enum blk_zoned_model *zoned_model = data;
- return q && blk_queue_zoned_model(q) == *zoned_model;
+ return !q || blk_queue_zoned_model(q) != *zoned_model;
}
static bool dm_table_supports_zoned_model(struct dm_table *t,
@@ -1435,37 +1475,20 @@ static bool dm_table_supports_zoned_model(struct dm_table *t,
return false;
if (!ti->type->iterate_devices ||
- !ti->type->iterate_devices(ti, device_is_zoned_model, &zoned_model))
+ ti->type->iterate_devices(ti, device_not_zoned_model, &zoned_model))
return false;
}
return true;
}
-static int device_matches_zone_sectors(struct dm_target *ti, struct dm_dev *dev,
- sector_t start, sector_t len, void *data)
+static int device_not_matches_zone_sectors(struct dm_target *ti, struct dm_dev *dev,
+ sector_t start, sector_t len, void *data)
{
struct request_queue *q = bdev_get_queue(dev->bdev);
unsigned int *zone_sectors = data;
- return q && blk_queue_zone_sectors(q) == *zone_sectors;
-}
-
-static bool dm_table_matches_zone_sectors(struct dm_table *t,
- unsigned int zone_sectors)
-{
- struct dm_target *ti;
- unsigned i;
-
- for (i = 0; i < dm_table_get_num_targets(t); i++) {
- ti = dm_table_get_target(t, i);
-
- if (!ti->type->iterate_devices ||
- !ti->type->iterate_devices(ti, device_matches_zone_sectors, &zone_sectors))
- return false;
- }
-
- return true;
+ return !q || blk_queue_zone_sectors(q) != *zone_sectors;
}
static int validate_hardware_zoned_model(struct dm_table *table,
@@ -1485,7 +1508,7 @@ static int validate_hardware_zoned_model(struct dm_table *table,
if (!zone_sectors || !is_power_of_2(zone_sectors))
return -EINVAL;
- if (!dm_table_matches_zone_sectors(table, zone_sectors)) {
+ if (dm_table_any_dev_attr(table, device_not_matches_zone_sectors, &zone_sectors)) {
DMERR("%s: zone sectors is not consistent across all devices",
dm_device_name(table->md));
return -EINVAL;
@@ -1675,29 +1698,12 @@ static int device_dax_write_cache_enabled(struct dm_target *ti,
return false;
}
-static int dm_table_supports_dax_write_cache(struct dm_table *t)
-{
- struct dm_target *ti;
- unsigned i;
-
- for (i = 0; i < dm_table_get_num_targets(t); i++) {
- ti = dm_table_get_target(t, i);
-
- if (ti->type->iterate_devices &&
- ti->type->iterate_devices(ti,
- device_dax_write_cache_enabled, NULL))
- return true;
- }
-
- return false;
-}
-
-static int device_is_nonrot(struct dm_target *ti, struct dm_dev *dev,
- sector_t start, sector_t len, void *data)
+static int device_is_rotational(struct dm_target *ti, struct dm_dev *dev,
+ sector_t start, sector_t len, void *data)
{
struct request_queue *q = bdev_get_queue(dev->bdev);
- return q && blk_queue_nonrot(q);
+ return q && !blk_queue_nonrot(q);
}
static int device_is_not_random(struct dm_target *ti, struct dm_dev *dev,
@@ -1708,35 +1714,18 @@ static int device_is_not_random(struct dm_target *ti, struct dm_dev *dev,
return q && !blk_queue_add_random(q);
}
-static bool dm_table_all_devices_attribute(struct dm_table *t,
- iterate_devices_callout_fn func)
-{
- struct dm_target *ti;
- unsigned i;
-
- for (i = 0; i < dm_table_get_num_targets(t); i++) {
- ti = dm_table_get_target(t, i);
-
- if (!ti->type->iterate_devices ||
- !ti->type->iterate_devices(ti, func, NULL))
- return false;
- }
-
- return true;
-}
-
-static int device_no_partial_completion(struct dm_target *ti, struct dm_dev *dev,
+static int device_is_partial_completion(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data)
{
char b[BDEVNAME_SIZE];
/* For now, NVMe devices are the only devices of this class */
- return (strncmp(bdevname(dev->bdev, b), "nvme", 4) == 0);
+ return (strncmp(bdevname(dev->bdev, b), "nvme", 4) != 0);
}
static bool dm_table_does_not_support_partial_completion(struct dm_table *t)
{
- return dm_table_all_devices_attribute(t, device_no_partial_completion);
+ return !dm_table_any_dev_attr(t, device_is_partial_completion, NULL);
}
static int device_not_write_same_capable(struct dm_target *ti, struct dm_dev *dev,
@@ -1863,27 +1852,6 @@ static int device_requires_stable_pages(struct dm_target *ti,
return q && bdi_cap_stable_pages_required(q->backing_dev_info);
}
-/*
- * If any underlying device requires stable pages, a table must require
- * them as well. Only targets that support iterate_devices are considered:
- * don't want error, zero, etc to require stable pages.
- */
-static bool dm_table_requires_stable_pages(struct dm_table *t)
-{
- struct dm_target *ti;
- unsigned i;
-
- for (i = 0; i < dm_table_get_num_targets(t); i++) {
- ti = dm_table_get_target(t, i);
-
- if (ti->type->iterate_devices &&
- ti->type->iterate_devices(ti, device_requires_stable_pages, NULL))
- return true;
- }
-
- return false;
-}
-
void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
struct queue_limits *limits)
{
@@ -1916,22 +1884,22 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
}
blk_queue_write_cache(q, wc, fua);
- if (dm_table_supports_dax(t, device_supports_dax, &page_size)) {
+ if (dm_table_supports_dax(t, device_not_dax_capable, &page_size)) {
blk_queue_flag_set(QUEUE_FLAG_DAX, q);
- if (dm_table_supports_dax(t, device_dax_synchronous, NULL))
+ if (dm_table_supports_dax(t, device_not_dax_synchronous_capable, NULL))
set_dax_synchronous(t->md->dax_dev);
}
else
blk_queue_flag_clear(QUEUE_FLAG_DAX, q);
- if (dm_table_supports_dax_write_cache(t))
+ if (dm_table_any_dev_attr(t, device_dax_write_cache_enabled, NULL))
dax_write_cache(t->md->dax_dev, true);
/* Ensure that all underlying devices are non-rotational. */
- if (dm_table_all_devices_attribute(t, device_is_nonrot))
- blk_queue_flag_set(QUEUE_FLAG_NONROT, q);
- else
+ if (dm_table_any_dev_attr(t, device_is_rotational, NULL))
blk_queue_flag_clear(QUEUE_FLAG_NONROT, q);
+ else
+ blk_queue_flag_set(QUEUE_FLAG_NONROT, q);
if (!dm_table_supports_write_same(t))
q->limits.max_write_same_sectors = 0;
@@ -1943,8 +1911,11 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
/*
* Some devices don't use blk_integrity but still want stable pages
* because they do their own checksumming.
+ * If any underlying device requires stable pages, a table must require
+ * them as well. Only targets that support iterate_devices are considered:
+ * don't want error, zero, etc to require stable pages.
*/
- if (dm_table_requires_stable_pages(t))
+ if (dm_table_any_dev_attr(t, device_requires_stable_pages, NULL))
q->backing_dev_info->capabilities |= BDI_CAP_STABLE_WRITES;
else
q->backing_dev_info->capabilities &= ~BDI_CAP_STABLE_WRITES;
@@ -1955,7 +1926,8 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
* Clear QUEUE_FLAG_ADD_RANDOM if any underlying device does not
* have it set.
*/
- if (blk_queue_add_random(q) && dm_table_all_devices_attribute(t, device_is_not_random))
+ if (blk_queue_add_random(q) &&
+ dm_table_any_dev_attr(t, device_is_not_random, NULL))
blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, q);
/*
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index de32f8553735..530c0fe14229 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1139,7 +1139,7 @@ static bool dm_dax_supported(struct dax_device *dax_dev, struct block_device *bd
if (!map)
goto out;
- ret = dm_table_supports_dax(map, device_supports_dax, &blocksize);
+ ret = dm_table_supports_dax(map, device_not_dax_capable, &blocksize);
out:
dm_put_live_table(md, srcu_idx);
diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index d7c4f6606b5f..9fbf87e04019 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -74,7 +74,7 @@ void dm_table_free_md_mempools(struct dm_table *t);
struct dm_md_mempools *dm_table_get_md_mempools(struct dm_table *t);
bool dm_table_supports_dax(struct dm_table *t, iterate_devices_callout_fn fn,
int *blocksize);
-int device_supports_dax(struct dm_target *ti, struct dm_dev *dev,
+int device_not_dax_capable(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data);
void dm_lock_md_type(struct mapped_device *md);
diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c
index 7e0b0b7cc2a3..ead0acb7807c 100644
--- a/drivers/media/pci/cx23885/cx23885-core.c
+++ b/drivers/media/pci/cx23885/cx23885-core.c
@@ -2074,6 +2074,10 @@ static struct {
* 0x1451 is PCI ID for the IOMMU found on Ryzen
*/
{ PCI_VENDOR_ID_AMD, 0x1451 },
+ /* According to sudo lspci -nn,
+ * 0x1423 is the PCI ID for the IOMMU found on Kaveri
+ */
+ { PCI_VENDOR_ID_AMD, 0x1423 },
};
static bool cx23885_does_need_dma_reset(void)
diff --git a/drivers/misc/eeprom/eeprom_93xx46.c b/drivers/misc/eeprom/eeprom_93xx46.c
index 414dcbd3c3c2..8b355fc0607b 100644
--- a/drivers/misc/eeprom/eeprom_93xx46.c
+++ b/drivers/misc/eeprom/eeprom_93xx46.c
@@ -35,6 +35,10 @@ static const struct eeprom_93xx46_devtype_data atmel_at93c46d_data = {
EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH,
};
+static const struct eeprom_93xx46_devtype_data microchip_93lc46b_data = {
+ .quirks = EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE,
+};
+
struct eeprom_93xx46_dev {
struct spi_device *spi;
struct eeprom_93xx46_platform_data *pdata;
@@ -55,6 +59,11 @@ static inline bool has_quirk_instruction_length(struct eeprom_93xx46_dev *edev)
return edev->pdata->quirks & EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH;
}
+static inline bool has_quirk_extra_read_cycle(struct eeprom_93xx46_dev *edev)
+{
+ return edev->pdata->quirks & EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE;
+}
+
static int eeprom_93xx46_read(void *priv, unsigned int off,
void *val, size_t count)
{
@@ -96,6 +105,11 @@ static int eeprom_93xx46_read(void *priv, unsigned int off,
dev_dbg(&edev->spi->dev, "read cmd 0x%x, %d Hz\n",
cmd_addr, edev->spi->max_speed_hz);
+ if (has_quirk_extra_read_cycle(edev)) {
+ cmd_addr <<= 1;
+ bits += 1;
+ }
+
spi_message_init(&m);
t[0].tx_buf = (char *)&cmd_addr;
@@ -363,6 +377,7 @@ static void select_deassert(void *context)
static const struct of_device_id eeprom_93xx46_of_table[] = {
{ .compatible = "eeprom-93xx46", },
{ .compatible = "atmel,at93c46d", .data = &atmel_at93c46d_data, },
+ { .compatible = "microchip,93lc46b", .data = µchip_93lc46b_data, },
{}
};
MODULE_DEVICE_TABLE(of, eeprom_93xx46_of_table);
diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
index a5137845a1c7..6793fb8fe976 100644
--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
@@ -58,6 +58,7 @@ static const struct sdhci_ops sdhci_dwcmshc_ops = {
static const struct sdhci_pltfm_data sdhci_dwcmshc_pdata = {
.ops = &sdhci_dwcmshc_ops,
.quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
};
static int dwcmshc_probe(struct platform_device *pdev)
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index fc1706d0647d..58c9623c3a91 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -377,6 +377,8 @@ static void mwifiex_pcie_reset_prepare(struct pci_dev *pdev)
clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags);
clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags);
mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__);
+
+ card->pci_reset_ongoing = true;
}
/*
@@ -405,6 +407,8 @@ static void mwifiex_pcie_reset_done(struct pci_dev *pdev)
dev_err(&pdev->dev, "reinit failed: %d\n", ret);
else
mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__);
+
+ card->pci_reset_ongoing = false;
}
static const struct pci_error_handlers mwifiex_pcie_err_handler = {
@@ -2995,7 +2999,19 @@ static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter)
int ret;
u32 fw_status;
- cancel_work_sync(&card->work);
+ /* Perform the cancel_work_sync() only when we're not resetting
+ * the card. It's because that function never returns if we're
+ * in reset path. If we're here when resetting the card, it means
+ * that we failed to reset the card (reset failure path).
+ */
+ if (!card->pci_reset_ongoing) {
+ mwifiex_dbg(adapter, MSG, "performing cancel_work_sync()...\n");
+ cancel_work_sync(&card->work);
+ mwifiex_dbg(adapter, MSG, "cancel_work_sync() done\n");
+ } else {
+ mwifiex_dbg(adapter, MSG,
+ "skipped cancel_work_sync() because we're in card reset failure path\n");
+ }
ret = mwifiex_read_reg(adapter, reg->fw_status, &fw_status);
if (fw_status == FIRMWARE_READY_PCIE) {
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.h b/drivers/net/wireless/marvell/mwifiex/pcie.h
index f7ce9b6db6b4..72d0c01ff359 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.h
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.h
@@ -391,6 +391,8 @@ struct pcie_service_card {
struct mwifiex_msix_context share_irq_ctx;
struct work_struct work;
unsigned long work_flags;
+
+ bool pci_reset_ongoing;
};
static inline int
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index abc342db3b33..fc18738dcf8f 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -3164,7 +3164,8 @@ static const struct pci_device_id nvme_id_table[] = {
{ PCI_DEVICE(0x126f, 0x2263), /* Silicon Motion unidentified */
.driver_data = NVME_QUIRK_NO_NS_DESC_LIST, },
{ PCI_DEVICE(0x1bb1, 0x0100), /* Seagate Nytro Flash Storage */
- .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
+ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY |
+ NVME_QUIRK_NO_NS_DESC_LIST, },
{ PCI_DEVICE(0x1c58, 0x0003), /* HGST adapter */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
{ PCI_DEVICE(0x1c58, 0x0023), /* WDC SN200 adapter */
@@ -3178,6 +3179,9 @@ static const struct pci_device_id nvme_id_table[] = {
NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1987, 0x5016), /* Phison E16 */
.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },
+ { PCI_DEVICE(0x1b4b, 0x1092), /* Lexar 256 GB SSD */
+ .driver_data = NVME_QUIRK_NO_NS_DESC_LIST |
+ NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1d1d, 0x1f1f), /* LighNVM qemu device */
.driver_data = NVME_QUIRK_LIGHTNVM, },
{ PCI_DEVICE(0x1d1d, 0x2807), /* CNEX WL */
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index c98067579e9f..53376bcda1f3 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -4055,6 +4055,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9183,
/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c46 */
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0,
quirk_dma_func1_alias);
+/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c135 */
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9215,
+ quirk_dma_func1_alias);
/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c127 */
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9220,
quirk_dma_func1_alias);
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 7fa27e753691..d27a564389a4 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -30,6 +30,7 @@
#include <linux/input/sparse-keymap.h>
#include <acpi/video.h>
+ACPI_MODULE_NAME(KBUILD_MODNAME);
MODULE_AUTHOR("Carlos Corbacho");
MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver");
MODULE_LICENSE("GPL");
@@ -80,7 +81,7 @@ MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026");
enum acer_wmi_event_ids {
WMID_HOTKEY_EVENT = 0x1,
- WMID_ACCEL_EVENT = 0x5,
+ WMID_ACCEL_OR_KBD_DOCK_EVENT = 0x5,
};
static const struct key_entry acer_wmi_keymap[] __initconst = {
@@ -128,7 +129,9 @@ struct event_return_value {
u8 function;
u8 key_num;
u16 device_state;
- u32 reserved;
+ u16 reserved1;
+ u8 kbd_dock_state;
+ u8 reserved2;
} __attribute__((packed));
/*
@@ -206,14 +209,13 @@ struct hotkey_function_type_aa {
/*
* Interface capability flags
*/
-#define ACER_CAP_MAILLED (1<<0)
-#define ACER_CAP_WIRELESS (1<<1)
-#define ACER_CAP_BLUETOOTH (1<<2)
-#define ACER_CAP_BRIGHTNESS (1<<3)
-#define ACER_CAP_THREEG (1<<4)
-#define ACER_CAP_ACCEL (1<<5)
-#define ACER_CAP_RFBTN (1<<6)
-#define ACER_CAP_ANY (0xFFFFFFFF)
+#define ACER_CAP_MAILLED BIT(0)
+#define ACER_CAP_WIRELESS BIT(1)
+#define ACER_CAP_BLUETOOTH BIT(2)
+#define ACER_CAP_BRIGHTNESS BIT(3)
+#define ACER_CAP_THREEG BIT(4)
+#define ACER_CAP_SET_FUNCTION_MODE BIT(5)
+#define ACER_CAP_KBD_DOCK BIT(6)
/*
* Interface type flags
@@ -236,6 +238,7 @@ static int mailled = -1;
static int brightness = -1;
static int threeg = -1;
static int force_series;
+static int force_caps = -1;
static bool ec_raw_mode;
static bool has_type_aa;
static u16 commun_func_bitmap;
@@ -245,11 +248,13 @@ module_param(mailled, int, 0444);
module_param(brightness, int, 0444);
module_param(threeg, int, 0444);
module_param(force_series, int, 0444);
+module_param(force_caps, int, 0444);
module_param(ec_raw_mode, bool, 0444);
MODULE_PARM_DESC(mailled, "Set initial state of Mail LED");
MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness");
MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware");
MODULE_PARM_DESC(force_series, "Force a different laptop series");
+MODULE_PARM_DESC(force_caps, "Force the capability bitmask to this value");
MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode");
struct acer_data {
@@ -319,6 +324,15 @@ static int __init dmi_matched(const struct dmi_system_id *dmi)
return 1;
}
+static int __init set_force_caps(const struct dmi_system_id *dmi)
+{
+ if (force_caps == -1) {
+ force_caps = (uintptr_t)dmi->driver_data;
+ pr_info("Found %s, set force_caps to 0x%x\n", dmi->ident, force_caps);
+ }
+ return 1;
+}
+
static struct quirk_entry quirk_unknown = {
};
@@ -497,6 +511,33 @@ static const struct dmi_system_id acer_quirks[] __initconst = {
},
.driver_data = &quirk_acer_travelmate_2490,
},
+ {
+ .callback = set_force_caps,
+ .ident = "Acer Aspire Switch 10E SW3-016",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW3-016"),
+ },
+ .driver_data = (void *)ACER_CAP_KBD_DOCK,
+ },
+ {
+ .callback = set_force_caps,
+ .ident = "Acer Aspire Switch 10 SW5-012",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
+ },
+ .driver_data = (void *)ACER_CAP_KBD_DOCK,
+ },
+ {
+ .callback = set_force_caps,
+ .ident = "Acer One 10 (S1003)",
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"),
+ },
+ .driver_data = (void *)ACER_CAP_KBD_DOCK,
+ },
{}
};
@@ -1253,10 +1294,8 @@ static void __init type_aa_dmi_decode(const struct dmi_header *header, void *d)
interface->capability |= ACER_CAP_THREEG;
if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_BLUETOOTH)
interface->capability |= ACER_CAP_BLUETOOTH;
- if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_RFBTN) {
- interface->capability |= ACER_CAP_RFBTN;
+ if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_RFBTN)
commun_func_bitmap &= ~ACER_WMID3_GDS_RFBTN;
- }
commun_fn_key_number = type_aa->commun_fn_key_number;
}
@@ -1520,7 +1559,7 @@ static int acer_gsensor_event(void)
struct acpi_buffer output;
union acpi_object out_obj[5];
- if (!has_cap(ACER_CAP_ACCEL))
+ if (!acer_wmi_accel_dev)
return -1;
output.length = sizeof(out_obj);
@@ -1543,6 +1582,71 @@ static int acer_gsensor_event(void)
return 0;
}
+/*
+ * Switch series keyboard dock status
+ */
+static int acer_kbd_dock_state_to_sw_tablet_mode(u8 kbd_dock_state)
+{
+ switch (kbd_dock_state) {
+ case 0x01: /* Docked, traditional clamshell laptop mode */
+ return 0;
+ case 0x04: /* Stand-alone tablet */
+ case 0x40: /* Docked, tent mode, keyboard not usable */
+ return 1;
+ default:
+ pr_warn("Unknown kbd_dock_state 0x%02x\n", kbd_dock_state);
+ }
+
+ return 0;
+}
+
+static void acer_kbd_dock_get_initial_state(void)
+{
+ u8 *output, input[8] = { 0x05, 0x00, };
+ struct acpi_buffer input_buf = { sizeof(input), input };
+ struct acpi_buffer output_buf = { ACPI_ALLOCATE_BUFFER, NULL };
+ union acpi_object *obj;
+ acpi_status status;
+ int sw_tablet_mode;
+
+ status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input_buf, &output_buf);
+ if (ACPI_FAILURE(status)) {
+ ACPI_EXCEPTION((AE_INFO, status, "Error getting keyboard-dock initial status"));
+ return;
+ }
+
+ obj = output_buf.pointer;
+ if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) {
+ pr_err("Unexpected output format getting keyboard-dock initial status\n");
+ goto out_free_obj;
+ }
+
+ output = obj->buffer.pointer;
+ if (output[0] != 0x00 || (output[3] != 0x05 && output[3] != 0x45)) {
+ pr_err("Unexpected output [0]=0x%02x [3]=0x%02x getting keyboard-dock initial status\n",
+ output[0], output[3]);
+ goto out_free_obj;
+ }
+
+ sw_tablet_mode = acer_kbd_dock_state_to_sw_tablet_mode(output[4]);
+ input_report_switch(acer_wmi_input_dev, SW_TABLET_MODE, sw_tablet_mode);
+
+out_free_obj:
+ kfree(obj);
+}
+
+static void acer_kbd_dock_event(const struct event_return_value *event)
+{
+ int sw_tablet_mode;
+
+ if (!has_cap(ACER_CAP_KBD_DOCK))
+ return;
+
+ sw_tablet_mode = acer_kbd_dock_state_to_sw_tablet_mode(event->kbd_dock_state);
+ input_report_switch(acer_wmi_input_dev, SW_TABLET_MODE, sw_tablet_mode);
+ input_sync(acer_wmi_input_dev);
+}
+
/*
* Rfkill devices
*/
@@ -1770,8 +1874,9 @@ static void acer_wmi_notify(u32 value, void *context)
sparse_keymap_report_event(acer_wmi_input_dev, scancode, 1, true);
}
break;
- case WMID_ACCEL_EVENT:
+ case WMID_ACCEL_OR_KBD_DOCK_EVENT:
acer_gsensor_event();
+ acer_kbd_dock_event(&return_value);
break;
default:
pr_warn("Unknown function number - %d - %d\n",
@@ -1894,8 +1999,6 @@ static int __init acer_wmi_accel_setup(void)
gsensor_handle = acpi_device_handle(adev);
acpi_dev_put(adev);
- interface->capability |= ACER_CAP_ACCEL;
-
acer_wmi_accel_dev = input_allocate_device();
if (!acer_wmi_accel_dev)
return -ENOMEM;
@@ -1921,11 +2024,6 @@ static int __init acer_wmi_accel_setup(void)
return err;
}
-static void acer_wmi_accel_destroy(void)
-{
- input_unregister_device(acer_wmi_accel_dev);
-}
-
static int __init acer_wmi_input_setup(void)
{
acpi_status status;
@@ -1943,6 +2041,9 @@ static int __init acer_wmi_input_setup(void)
if (err)
goto err_free_dev;
+ if (has_cap(ACER_CAP_KBD_DOCK))
+ input_set_capability(acer_wmi_input_dev, EV_SW, SW_TABLET_MODE);
+
status = wmi_install_notify_handler(ACERWMID_EVENT_GUID,
acer_wmi_notify, NULL);
if (ACPI_FAILURE(status)) {
@@ -1950,6 +2051,9 @@ static int __init acer_wmi_input_setup(void)
goto err_free_dev;
}
+ if (has_cap(ACER_CAP_KBD_DOCK))
+ acer_kbd_dock_get_initial_state();
+
err = input_register_device(acer_wmi_input_dev);
if (err)
goto err_uninstall_notifier;
@@ -2080,7 +2184,7 @@ static int acer_resume(struct device *dev)
if (has_cap(ACER_CAP_BRIGHTNESS))
set_u32(data->brightness, ACER_CAP_BRIGHTNESS);
- if (has_cap(ACER_CAP_ACCEL))
+ if (acer_wmi_accel_dev)
acer_gsensor_init();
return 0;
@@ -2181,7 +2285,7 @@ static int __init acer_wmi_init(void)
}
/* WMID always provides brightness methods */
interface->capability |= ACER_CAP_BRIGHTNESS;
- } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa) {
+ } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa && force_caps == -1) {
pr_err("No WMID device detection method found\n");
return -ENODEV;
}
@@ -2211,7 +2315,14 @@ static int __init acer_wmi_init(void)
if (acpi_video_get_backlight_type() != acpi_backlight_vendor)
interface->capability &= ~ACER_CAP_BRIGHTNESS;
- if (wmi_has_guid(WMID_GUID3)) {
+ if (wmi_has_guid(WMID_GUID3))
+ interface->capability |= ACER_CAP_SET_FUNCTION_MODE;
+
+ if (force_caps != -1)
+ interface->capability = force_caps;
+
+ if (wmi_has_guid(WMID_GUID3) &&
+ (interface->capability & ACER_CAP_SET_FUNCTION_MODE)) {
if (ACPI_FAILURE(acer_wmi_enable_rf_button()))
pr_warn("Cannot enable RF Button Driver\n");
@@ -2270,8 +2381,8 @@ static int __init acer_wmi_init(void)
error_platform_register:
if (wmi_has_guid(ACERWMID_EVENT_GUID))
acer_wmi_input_destroy();
- if (has_cap(ACER_CAP_ACCEL))
- acer_wmi_accel_destroy();
+ if (acer_wmi_accel_dev)
+ input_unregister_device(acer_wmi_accel_dev);
return err;
}
@@ -2281,8 +2392,8 @@ static void __exit acer_wmi_exit(void)
if (wmi_has_guid(ACERWMID_EVENT_GUID))
acer_wmi_input_destroy();
- if (has_cap(ACER_CAP_ACCEL))
- acer_wmi_accel_destroy();
+ if (acer_wmi_accel_dev)
+ input_unregister_device(acer_wmi_accel_dev);
remove_debugfs();
platform_device_unregister(acer_platform_device);
diff --git a/include/linux/eeprom_93xx46.h b/include/linux/eeprom_93xx46.h
index eec7928ff8fe..99580c22f91a 100644
--- a/include/linux/eeprom_93xx46.h
+++ b/include/linux/eeprom_93xx46.h
@@ -16,6 +16,8 @@ struct eeprom_93xx46_platform_data {
#define EEPROM_93XX46_QUIRK_SINGLE_WORD_READ (1 << 0)
/* Instructions such as EWEN are (addrlen + 2) in length. */
#define EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH (1 << 1)
+/* Add extra cycle after address during a read */
+#define EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE BIT(2)
/*
* optional hooks to control additional logic
diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig
index 29e2bd5cc5af..7dce11ab2806 100644
--- a/net/dsa/Kconfig
+++ b/net/dsa/Kconfig
@@ -9,6 +9,7 @@ menuconfig NET_DSA
tristate "Distributed Switch Architecture"
depends on HAVE_NET_DSA
depends on BRIDGE || BRIDGE=n
+ select GRO_CELLS
select NET_SWITCHDEV
select PHYLINK
select NET_DEVLINK
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 43120a3fb06f..ca80f86995e6 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -238,7 +238,7 @@ static int dsa_switch_rcv(struct sk_buff *skb, struct net_device *dev,
if (dsa_skb_defer_rx_timestamp(p, skb))
return 0;
- netif_receive_skb(skb);
+ gro_cells_receive(&p->gcells, skb);
return 0;
}
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index bf9947c577b6..d8e850724d13 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -11,6 +11,7 @@
#include <linux/netdevice.h>
#include <linux/netpoll.h>
#include <net/dsa.h>
+#include <net/gro_cells.h>
enum {
DSA_NOTIFIER_AGEING_TIME,
@@ -68,6 +69,8 @@ struct dsa_slave_priv {
struct pcpu_sw_netstats *stats64;
+ struct gro_cells gcells;
+
/* DSA port data, such as switch, port index, etc. */
struct dsa_port *dp;
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index f734ce0bcb56..06f8874d53ee 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1431,6 +1431,11 @@ int dsa_slave_create(struct dsa_port *port)
free_netdev(slave_dev);
return -ENOMEM;
}
+
+ ret = gro_cells_init(&p->gcells, slave_dev);
+ if (ret)
+ goto out_free;
+
p->dp = port;
INIT_LIST_HEAD(&p->mall_tc_list);
INIT_WORK(&port->xmit_work, dsa_port_xmit_work);
@@ -1443,7 +1448,7 @@ int dsa_slave_create(struct dsa_port *port)
ret = dsa_slave_phy_setup(slave_dev);
if (ret) {
netdev_err(master, "error %d setting up slave phy\n", ret);
- goto out_free;
+ goto out_gcells;
}
dsa_slave_notify(slave_dev, DSA_PORT_REGISTER);
@@ -1462,6 +1467,8 @@ int dsa_slave_create(struct dsa_port *port)
phylink_disconnect_phy(p->dp->pl);
rtnl_unlock();
phylink_destroy(p->dp->pl);
+out_gcells:
+ gro_cells_destroy(&p->gcells);
out_free:
free_percpu(p->stats64);
free_netdev(slave_dev);
@@ -1482,6 +1489,7 @@ void dsa_slave_destroy(struct net_device *slave_dev)
dsa_slave_notify(slave_dev, DSA_PORT_UNREGISTER);
unregister_netdev(slave_dev);
phylink_destroy(dp->pl);
+ gro_cells_destroy(&p->gcells);
free_percpu(p->stats64);
free_netdev(slave_dev);
}
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index 9ee610504bac..cfd307717473 100644
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -435,6 +435,18 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
BYT_RT5640_SSP0_AIF1 |
BYT_RT5640_MCLK_EN),
},
+ {
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 140 CESIUM"),
+ },
+ .driver_data = (void *)(BYT_RT5640_IN1_MAP |
+ BYT_RT5640_JD_SRC_JD2_IN4N |
+ BYT_RT5640_OVCD_TH_2000UA |
+ BYT_RT5640_OVCD_SF_0P75 |
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
{
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
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