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authorDavid S. Miller <davem@davemloft.net>2013-08-16 15:37:26 -0700
committerDavid S. Miller <davem@davemloft.net>2013-08-16 15:37:26 -0700
commit2ff1cf12c9fe70e75e600404e6a4274b19d293ed (patch)
treebeafddac0a8098e3f07d2ec60e44a2a7d006e605 /drivers
parent16b304f3404f8e0243d5ee2b70b68767b7b59b2b (diff)
parent0f7dd1aa8f959216f1faa71513b9d3c1a9065e5a (diff)
downloadlinux-stable-2ff1cf12c9fe70e75e600404e6a4274b19d293ed.tar.gz
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/acpi_processor.c3
-rw-r--r--drivers/acpi/glue.c133
-rw-r--r--drivers/acpi/proc.c8
-rw-r--r--drivers/acpi/video.c2
-rw-r--r--drivers/ata/pata_imx.c1
-rw-r--r--drivers/base/regmap/regcache.c3
-rw-r--r--drivers/block/aoe/aoecmd.c17
-rw-r--r--drivers/char/virtio_console.c70
-rw-r--r--drivers/clk/samsung/clk-exynos4.c64
-rw-r--r--drivers/clk/zynq/clkc.c13
-rw-r--r--drivers/cpufreq/cpufreq_conservative.c20
-rw-r--r--drivers/cpufreq/cpufreq_governor.c8
-rw-r--r--drivers/cpufreq/cpufreq_governor.h4
-rw-r--r--drivers/cpufreq/cpufreq_ondemand.c20
-rw-r--r--drivers/cpufreq/loongson2_cpufreq.c11
-rw-r--r--drivers/dma/pch_dma.c1
-rw-r--r--drivers/dma/pl330.c93
-rw-r--r--drivers/dma/sh/shdma.c4
-rw-r--r--drivers/gpu/drm/ast/ast_ttm.c1
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_ttm.c1
-rw-r--r--drivers/gpu/drm/drm_irq.c5
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h12
-rw-r--r--drivers/gpu/drm/i915/intel_display.c4
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c18
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c18
-rw-r--r--drivers/gpu/drm/mgag200/mgag200_ttm.c1
-rw-r--r--drivers/gpu/drm/radeon/btc_dpm.c17
-rw-r--r--drivers/gpu/drm/radeon/cik.c18
-rw-r--r--drivers/gpu/drm/radeon/cypress_dpm.c17
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c6
-rw-r--r--drivers/gpu/drm/radeon/evergreen_hdmi.c26
-rw-r--r--drivers/gpu/drm/radeon/evergreend.h3
-rw-r--r--drivers/gpu/drm/radeon/ni.c16
-rw-r--r--drivers/gpu/drm/radeon/ni_dpm.c17
-rw-r--r--drivers/gpu/drm/radeon/r600.c41
-rw-r--r--drivers/gpu/drm/radeon/r600_hdmi.c37
-rw-r--r--drivers/gpu/drm/radeon/r600d.h3
-rw-r--r--drivers/gpu/drm/radeon/radeon.h4
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.h2
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c3
-rw-r--r--drivers/gpu/drm/radeon/radeon_fence.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_gart.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c9
-rw-r--r--drivers/gpu/drm/radeon/radeon_uvd.c93
-rw-r--r--drivers/gpu/drm/radeon/rv6xx_dpm.c22
-rw-r--r--drivers/gpu/drm/radeon/rv770.c7
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.c33
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.h1
-rw-r--r--drivers/gpu/drm/radeon/si.c19
-rw-r--r--drivers/gpu/drm/radeon/si_dpm.c63
-rw-r--r--drivers/hid/hid-logitech-dj.c2
-rw-r--r--drivers/hwmon/adt7470.c2
-rw-r--r--drivers/i2c/busses/i2c-kempld.c4
-rw-r--r--drivers/i2c/busses/i2c-mxs.c2
-rw-r--r--drivers/iio/adc/ti_am335x_adc.c30
-rw-r--r--drivers/iio/industrialio-trigger.c34
-rw-r--r--drivers/media/i2c/ml86v7667.c4
-rw-r--r--drivers/media/platform/coda.c2
-rw-r--r--drivers/media/platform/s5p-g2d/g2d.c1
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_dec.c79
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_enc.c46
-rw-r--r--drivers/media/usb/em28xx/em28xx-i2c.c2
-rw-r--r--drivers/media/usb/hdpvr/hdpvr-core.c11
-rw-r--r--drivers/media/usb/usbtv/Kconfig2
-rw-r--r--drivers/media/usb/usbtv/usbtv.c51
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_usb.c2
-rw-r--r--drivers/net/ethernet/arc/emac_main.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h5
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h5
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c43
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c66
-rw-r--r--drivers/net/ethernet/broadcom/tg3.c13
-rw-r--r--drivers/net/ethernet/chelsio/cxgb3/sge.c107
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.c3
-rw-r--r--drivers/net/ethernet/emulex/benet/be_cmds.h6
-rw-r--r--drivers/net/ethernet/marvell/skge.c68
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/cmd.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eq.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fw.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/health.c29
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c58
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c5
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c3
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c6
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c6
-rw-r--r--drivers/net/ethernet/realtek/8139cp.c1
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/ring_mode.c13
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c111
-rw-r--r--drivers/net/ethernet/via/via-velocity.c4
-rw-r--r--drivers/net/macvlan.c4
-rw-r--r--drivers/net/macvtap.c12
-rw-r--r--drivers/net/tun.c6
-rw-r--r--drivers/net/vxlan.c4
-rw-r--r--drivers/pci/pci-acpi.c15
-rw-r--r--drivers/rtc/rtc-stmp3xxx.c35
-rw-r--r--drivers/s390/block/dasd.c6
-rw-r--r--drivers/scsi/fnic/fnic.h2
-rw-r--r--drivers/scsi/fnic/fnic_main.c22
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c20
-rw-r--r--drivers/scsi/scsi.c3
-rw-r--r--drivers/scsi/virtio_scsi.c2
-rw-r--r--drivers/spi/spi-davinci.c2
-rw-r--r--drivers/staging/zcache/zcache-main.c6
-rw-r--r--drivers/usb/class/usbtmc.c8
-rw-r--r--drivers/usb/core/hub.c5
-rw-r--r--drivers/usb/core/quirks.c6
-rw-r--r--drivers/usb/host/ehci-sched.c13
-rw-r--r--drivers/usb/host/xhci-mem.c1
-rw-r--r--drivers/usb/host/xhci.c1
-rw-r--r--drivers/usb/misc/adutux.c2
-rw-r--r--drivers/usb/serial/keyspan.c2
-rw-r--r--drivers/usb/serial/mos7720.c21
-rw-r--r--drivers/usb/serial/mos7840.c2
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.c9
-rw-r--r--drivers/usb/serial/usb_wwan.c20
-rw-r--r--drivers/usb/wusbcore/wa-xfer.c9
-rw-r--r--drivers/video/mxsfb.c26
-rw-r--r--drivers/video/omap2/displays-new/connector-analog-tv.c18
120 files changed, 1329 insertions, 788 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index fd6c51cc3acb..5a74a9c1e42c 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -451,7 +451,6 @@ static void acpi_processor_remove(struct acpi_device *device)
/* Clean up. */
per_cpu(processor_device_array, pr->id) = NULL;
per_cpu(processors, pr->id) = NULL;
- try_offline_node(cpu_to_node(pr->id));
/* Remove the CPU. */
get_online_cpus();
@@ -459,6 +458,8 @@ static void acpi_processor_remove(struct acpi_device *device)
acpi_unmap_lsapic(pr->id);
put_online_cpus();
+ try_offline_node(cpu_to_node(pr->id));
+
out:
free_cpumask_var(pr->throttling.shared_cpu_map);
kfree(pr);
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index f68095756fb7..408f6b2a5fa8 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -31,6 +31,7 @@ static LIST_HEAD(bus_type_list);
static DECLARE_RWSEM(bus_type_sem);
#define PHYSICAL_NODE_STRING "physical_node"
+#define PHYSICAL_NODE_NAME_SIZE (sizeof(PHYSICAL_NODE_STRING) + 10)
int register_acpi_bus_type(struct acpi_bus_type *type)
{
@@ -78,41 +79,108 @@ static struct acpi_bus_type *acpi_get_bus_type(struct device *dev)
return ret;
}
-static acpi_status do_acpi_find_child(acpi_handle handle, u32 lvl_not_used,
- void *addr_p, void **ret_p)
+static acpi_status acpi_dev_present(acpi_handle handle, u32 lvl_not_used,
+ void *not_used, void **ret_p)
{
- unsigned long long addr, sta;
- acpi_status status;
+ struct acpi_device *adev = NULL;
- status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &addr);
- if (ACPI_SUCCESS(status) && addr == *((u64 *)addr_p)) {
+ acpi_bus_get_device(handle, &adev);
+ if (adev) {
*ret_p = handle;
- status = acpi_bus_get_status_handle(handle, &sta);
- if (ACPI_SUCCESS(status) && (sta & ACPI_STA_DEVICE_ENABLED))
- return AE_CTRL_TERMINATE;
+ return AE_CTRL_TERMINATE;
}
return AE_OK;
}
-acpi_handle acpi_get_child(acpi_handle parent, u64 address)
+static bool acpi_extra_checks_passed(acpi_handle handle, bool is_bridge)
{
- void *ret = NULL;
+ unsigned long long sta;
+ acpi_status status;
+
+ status = acpi_bus_get_status_handle(handle, &sta);
+ if (ACPI_FAILURE(status) || !(sta & ACPI_STA_DEVICE_ENABLED))
+ return false;
+
+ if (is_bridge) {
+ void *test = NULL;
+
+ /* Check if this object has at least one child device. */
+ acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, 1,
+ acpi_dev_present, NULL, NULL, &test);
+ return !!test;
+ }
+ return true;
+}
+
+struct find_child_context {
+ u64 addr;
+ bool is_bridge;
+ acpi_handle ret;
+ bool ret_checked;
+};
+
+static acpi_status do_find_child(acpi_handle handle, u32 lvl_not_used,
+ void *data, void **not_used)
+{
+ struct find_child_context *context = data;
+ unsigned long long addr;
+ acpi_status status;
- if (!parent)
- return NULL;
+ status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &addr);
+ if (ACPI_FAILURE(status) || addr != context->addr)
+ return AE_OK;
- acpi_walk_namespace(ACPI_TYPE_DEVICE, parent, 1, NULL,
- do_acpi_find_child, &address, &ret);
- return (acpi_handle)ret;
+ if (!context->ret) {
+ /* This is the first matching object. Save its handle. */
+ context->ret = handle;
+ return AE_OK;
+ }
+ /*
+ * There is more than one matching object with the same _ADR value.
+ * That really is unexpected, so we are kind of beyond the scope of the
+ * spec here. We have to choose which one to return, though.
+ *
+ * First, check if the previously found object is good enough and return
+ * its handle if so. Second, check the same for the object that we've
+ * just found.
+ */
+ if (!context->ret_checked) {
+ if (acpi_extra_checks_passed(context->ret, context->is_bridge))
+ return AE_CTRL_TERMINATE;
+ else
+ context->ret_checked = true;
+ }
+ if (acpi_extra_checks_passed(handle, context->is_bridge)) {
+ context->ret = handle;
+ return AE_CTRL_TERMINATE;
+ }
+ return AE_OK;
}
-EXPORT_SYMBOL(acpi_get_child);
+
+acpi_handle acpi_find_child(acpi_handle parent, u64 addr, bool is_bridge)
+{
+ if (parent) {
+ struct find_child_context context = {
+ .addr = addr,
+ .is_bridge = is_bridge,
+ };
+
+ acpi_walk_namespace(ACPI_TYPE_DEVICE, parent, 1, do_find_child,
+ NULL, &context, NULL);
+ return context.ret;
+ }
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(acpi_find_child);
int acpi_bind_one(struct device *dev, acpi_handle handle)
{
struct acpi_device *acpi_dev;
acpi_status status;
struct acpi_device_physical_node *physical_node, *pn;
- char physical_node_name[sizeof(PHYSICAL_NODE_STRING) + 2];
+ char physical_node_name[PHYSICAL_NODE_NAME_SIZE];
+ struct list_head *physnode_list;
+ unsigned int node_id;
int retval = -EINVAL;
if (ACPI_HANDLE(dev)) {
@@ -139,25 +207,27 @@ int acpi_bind_one(struct device *dev, acpi_handle handle)
mutex_lock(&acpi_dev->physical_node_lock);
- /* Sanity check. */
- list_for_each_entry(pn, &acpi_dev->physical_node_list, node)
+ /*
+ * Keep the list sorted by node_id so that the IDs of removed nodes can
+ * be recycled easily.
+ */
+ physnode_list = &acpi_dev->physical_node_list;
+ node_id = 0;
+ list_for_each_entry(pn, &acpi_dev->physical_node_list, node) {
+ /* Sanity check. */
if (pn->dev == dev) {
dev_warn(dev, "Already associated with ACPI node\n");
goto err_free;
}
-
- /* allocate physical node id according to physical_node_id_bitmap */
- physical_node->node_id =
- find_first_zero_bit(acpi_dev->physical_node_id_bitmap,
- ACPI_MAX_PHYSICAL_NODE);
- if (physical_node->node_id >= ACPI_MAX_PHYSICAL_NODE) {
- retval = -ENOSPC;
- goto err_free;
+ if (pn->node_id == node_id) {
+ physnode_list = &pn->node;
+ node_id++;
+ }
}
- set_bit(physical_node->node_id, acpi_dev->physical_node_id_bitmap);
+ physical_node->node_id = node_id;
physical_node->dev = dev;
- list_add_tail(&physical_node->node, &acpi_dev->physical_node_list);
+ list_add(&physical_node->node, physnode_list);
acpi_dev->physical_node_count++;
mutex_unlock(&acpi_dev->physical_node_lock);
@@ -208,7 +278,7 @@ int acpi_unbind_one(struct device *dev)
mutex_lock(&acpi_dev->physical_node_lock);
list_for_each_safe(node, next, &acpi_dev->physical_node_list) {
- char physical_node_name[sizeof(PHYSICAL_NODE_STRING) + 2];
+ char physical_node_name[PHYSICAL_NODE_NAME_SIZE];
entry = list_entry(node, struct acpi_device_physical_node,
node);
@@ -216,7 +286,6 @@ int acpi_unbind_one(struct device *dev)
continue;
list_del(node);
- clear_bit(entry->node_id, acpi_dev->physical_node_id_bitmap);
acpi_dev->physical_node_count--;
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index aa1227a7e3f2..04a13784dd20 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -311,6 +311,8 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
dev->pnp.bus_id,
(u32) dev->wakeup.sleep_state);
+ mutex_lock(&dev->physical_node_lock);
+
if (!dev->physical_node_count) {
seq_printf(seq, "%c%-8s\n",
dev->wakeup.flags.run_wake ? '*' : ' ',
@@ -338,6 +340,8 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
put_device(ldev);
}
}
+
+ mutex_unlock(&dev->physical_node_lock);
}
mutex_unlock(&acpi_device_lock);
return 0;
@@ -347,12 +351,16 @@ static void physical_device_enable_wakeup(struct acpi_device *adev)
{
struct acpi_device_physical_node *entry;
+ mutex_lock(&adev->physical_node_lock);
+
list_for_each_entry(entry,
&adev->physical_node_list, node)
if (entry->dev && device_can_wakeup(entry->dev)) {
bool enable = !device_may_wakeup(entry->dev);
device_set_wakeup_enable(entry->dev, enable);
}
+
+ mutex_unlock(&adev->physical_node_lock);
}
static ssize_t
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 0ec434d2586d..e1284b8dc6ee 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -689,7 +689,7 @@ static int acpi_video_bqc_quirk(struct acpi_video_device *device,
* Some systems always report current brightness level as maximum
* through _BQC, we need to test another value for them.
*/
- test_level = current_level == max_level ? br->levels[2] : max_level;
+ test_level = current_level == max_level ? br->levels[3] : max_level;
result = acpi_video_device_lcd_set_level(device, test_level);
if (result)
diff --git a/drivers/ata/pata_imx.c b/drivers/ata/pata_imx.c
index 4ec7c04b3f82..26386f0b89a8 100644
--- a/drivers/ata/pata_imx.c
+++ b/drivers/ata/pata_imx.c
@@ -237,6 +237,7 @@ static const struct of_device_id imx_pata_dt_ids[] = {
/* sentinel */
}
};
+MODULE_DEVICE_TABLE(of, imx_pata_dt_ids);
static struct platform_driver pata_imx_driver = {
.probe = pata_imx_probe,
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index e69102696533..3455f833e473 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -719,7 +719,8 @@ static int regcache_sync_block_raw(struct regmap *map, void *block,
}
}
- return regcache_sync_block_raw_flush(map, &data, base, regtmp);
+ return regcache_sync_block_raw_flush(map, &data, base, regtmp +
+ map->reg_stride);
}
int regcache_sync_block(struct regmap *map, void *block,
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 99cb944a002d..4d45dba7fb8f 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -906,16 +906,10 @@ bio_pageinc(struct bio *bio)
int i;
bio_for_each_segment(bv, bio, i) {
- page = bv->bv_page;
/* Non-zero page count for non-head members of
- * compound pages is no longer allowed by the kernel,
- * but this has never been seen here.
+ * compound pages is no longer allowed by the kernel.
*/
- if (unlikely(PageCompound(page)))
- if (compound_trans_head(page) != page) {
- pr_crit("page tail used for block I/O\n");
- BUG();
- }
+ page = compound_trans_head(bv->bv_page);
atomic_inc(&page->_count);
}
}
@@ -924,10 +918,13 @@ static void
bio_pagedec(struct bio *bio)
{
struct bio_vec *bv;
+ struct page *page;
int i;
- bio_for_each_segment(bv, bio, i)
- atomic_dec(&bv->bv_page->_count);
+ bio_for_each_segment(bv, bio, i) {
+ page = compound_trans_head(bv->bv_page);
+ atomic_dec(&page->_count);
+ }
}
static void
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 1b456fe9b87a..fc45567ad3ac 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -272,9 +272,12 @@ static struct port *find_port_by_devt_in_portdev(struct ports_device *portdev,
unsigned long flags;
spin_lock_irqsave(&portdev->ports_lock, flags);
- list_for_each_entry(port, &portdev->ports, list)
- if (port->cdev->dev == dev)
+ list_for_each_entry(port, &portdev->ports, list) {
+ if (port->cdev->dev == dev) {
+ kref_get(&port->kref);
goto out;
+ }
+ }
port = NULL;
out:
spin_unlock_irqrestore(&portdev->ports_lock, flags);
@@ -746,6 +749,10 @@ static ssize_t port_fops_read(struct file *filp, char __user *ubuf,
port = filp->private_data;
+ /* Port is hot-unplugged. */
+ if (!port->guest_connected)
+ return -ENODEV;
+
if (!port_has_data(port)) {
/*
* If nothing's connected on the host just return 0 in
@@ -762,7 +769,7 @@ static ssize_t port_fops_read(struct file *filp, char __user *ubuf,
if (ret < 0)
return ret;
}
- /* Port got hot-unplugged. */
+ /* Port got hot-unplugged while we were waiting above. */
if (!port->guest_connected)
return -ENODEV;
/*
@@ -932,13 +939,25 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe,
if (is_rproc_serial(port->out_vq->vdev))
return -EINVAL;
+ /*
+ * pipe->nrbufs == 0 means there are no data to transfer,
+ * so this returns just 0 for no data.
+ */
+ pipe_lock(pipe);
+ if (!pipe->nrbufs) {
+ ret = 0;
+ goto error_out;
+ }
+
ret = wait_port_writable(port, filp->f_flags & O_NONBLOCK);
if (ret < 0)
- return ret;
+ goto error_out;
buf = alloc_buf(port->out_vq, 0, pipe->nrbufs);
- if (!buf)
- return -ENOMEM;
+ if (!buf) {
+ ret = -ENOMEM;
+ goto error_out;
+ }
sgl.n = 0;
sgl.len = 0;
@@ -946,12 +965,17 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe,
sgl.sg = buf->sg;
sg_init_table(sgl.sg, sgl.size);
ret = __splice_from_pipe(pipe, &sd, pipe_to_sg);
+ pipe_unlock(pipe);
if (likely(ret > 0))
ret = __send_to_port(port, buf->sg, sgl.n, sgl.len, buf, true);
if (unlikely(ret <= 0))
free_buf(buf, true);
return ret;
+
+error_out:
+ pipe_unlock(pipe);
+ return ret;
}
static unsigned int port_fops_poll(struct file *filp, poll_table *wait)
@@ -1019,14 +1043,14 @@ static int port_fops_open(struct inode *inode, struct file *filp)
struct port *port;
int ret;
+ /* We get the port with a kref here */
port = find_port_by_devt(cdev->dev);
+ if (!port) {
+ /* Port was unplugged before we could proceed */
+ return -ENXIO;
+ }
filp->private_data = port;
- /* Prevent against a port getting hot-unplugged at the same time */
- spin_lock_irq(&port->portdev->ports_lock);
- kref_get(&port->kref);
- spin_unlock_irq(&port->portdev->ports_lock);
-
/*
* Don't allow opening of console port devices -- that's done
* via /dev/hvc
@@ -1498,14 +1522,6 @@ static void remove_port(struct kref *kref)
port = container_of(kref, struct port, kref);
- sysfs_remove_group(&port->dev->kobj, &port_attribute_group);
- device_destroy(pdrvdata.class, port->dev->devt);
- cdev_del(port->cdev);
-
- kfree(port->name);
-
- debugfs_remove(port->debugfs_file);
-
kfree(port);
}
@@ -1539,12 +1555,14 @@ static void unplug_port(struct port *port)
spin_unlock_irq(&port->portdev->ports_lock);
if (port->guest_connected) {
+ /* Let the app know the port is going down. */
+ send_sigio_to_port(port);
+
+ /* Do this after sigio is actually sent */
port->guest_connected = false;
port->host_connected = false;
- wake_up_interruptible(&port->waitqueue);
- /* Let the app know the port is going down. */
- send_sigio_to_port(port);
+ wake_up_interruptible(&port->waitqueue);
}
if (is_console_port(port)) {
@@ -1563,6 +1581,14 @@ static void unplug_port(struct port *port)
*/
port->portdev = NULL;
+ sysfs_remove_group(&port->dev->kobj, &port_attribute_group);
+ device_destroy(pdrvdata.class, port->dev->devt);
+ cdev_del(port->cdev);
+
+ kfree(port->name);
+
+ debugfs_remove(port->debugfs_file);
+
/*
* Locks around here are not necessary - a port can't be
* opened after we removed the port struct from ports_list
diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c
index 1bdb882c845b..4e5739773c33 100644
--- a/drivers/clk/samsung/clk-exynos4.c
+++ b/drivers/clk/samsung/clk-exynos4.c
@@ -581,11 +581,15 @@ struct samsung_div_clock exynos4x12_div_clks[] __initdata = {
DIV(none, "div_spi1_isp", "mout_spi1_isp", E4X12_DIV_ISP, 16, 4),
DIV(none, "div_spi1_isp_pre", "div_spi1_isp", E4X12_DIV_ISP, 20, 8),
DIV(none, "div_uart_isp", "mout_uart_isp", E4X12_DIV_ISP, 28, 4),
- DIV(div_isp0, "div_isp0", "aclk200", E4X12_DIV_ISP0, 0, 3),
- DIV(div_isp1, "div_isp1", "aclk200", E4X12_DIV_ISP0, 4, 3),
+ DIV_F(div_isp0, "div_isp0", "aclk200", E4X12_DIV_ISP0, 0, 3,
+ CLK_GET_RATE_NOCACHE, 0),
+ DIV_F(div_isp1, "div_isp1", "aclk200", E4X12_DIV_ISP0, 4, 3,
+ CLK_GET_RATE_NOCACHE, 0),
DIV(none, "div_mpwm", "div_isp1", E4X12_DIV_ISP1, 0, 3),
- DIV(div_mcuisp0, "div_mcuisp0", "aclk400_mcuisp", E4X12_DIV_ISP1, 4, 3),
- DIV(div_mcuisp1, "div_mcuisp1", "div_mcuisp0", E4X12_DIV_ISP1, 8, 3),
+ DIV_F(div_mcuisp0, "div_mcuisp0", "aclk400_mcuisp", E4X12_DIV_ISP1,
+ 4, 3, CLK_GET_RATE_NOCACHE, 0),
+ DIV_F(div_mcuisp1, "div_mcuisp1", "div_mcuisp0", E4X12_DIV_ISP1,
+ 8, 3, CLK_GET_RATE_NOCACHE, 0),
DIV(sclk_fimg2d, "sclk_fimg2d", "mout_g2d", DIV_DMC1, 0, 4),
};
@@ -863,57 +867,57 @@ struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = {
GATE_DA(i2s0, "samsung-i2s.0", "i2s0", "aclk100",
E4X12_GATE_IP_MAUDIO, 3, 0, 0, "iis"),
GATE(fimc_isp, "isp", "aclk200", E4X12_GATE_ISP0, 0,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(fimc_drc, "drc", "aclk200", E4X12_GATE_ISP0, 1,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(fimc_fd, "fd", "aclk200", E4X12_GATE_ISP0, 2,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(fimc_lite0, "lite0", "aclk200", E4X12_GATE_ISP0, 3,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(fimc_lite1, "lite1", "aclk200", E4X12_GATE_ISP0, 4,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(mcuisp, "mcuisp", "aclk200", E4X12_GATE_ISP0, 5,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(gicisp, "gicisp", "aclk200", E4X12_GATE_ISP0, 7,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(smmu_isp, "smmu_isp", "aclk200", E4X12_GATE_ISP0, 8,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(smmu_drc, "smmu_drc", "aclk200", E4X12_GATE_ISP0, 9,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(smmu_fd, "smmu_fd", "aclk200", E4X12_GATE_ISP0, 10,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(smmu_lite0, "smmu_lite0", "aclk200", E4X12_GATE_ISP0, 11,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(smmu_lite1, "smmu_lite1", "aclk200", E4X12_GATE_ISP0, 12,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(ppmuispmx, "ppmuispmx", "aclk200", E4X12_GATE_ISP0, 20,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(ppmuispx, "ppmuispx", "aclk200", E4X12_GATE_ISP0, 21,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(mcuctl_isp, "mcuctl_isp", "aclk200", E4X12_GATE_ISP0, 23,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(mpwm_isp, "mpwm_isp", "aclk200", E4X12_GATE_ISP0, 24,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(i2c0_isp, "i2c0_isp", "aclk200", E4X12_GATE_ISP0, 25,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(i2c1_isp, "i2c1_isp", "aclk200", E4X12_GATE_ISP0, 26,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(mtcadc_isp, "mtcadc_isp", "aclk200", E4X12_GATE_ISP0, 27,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(pwm_isp, "pwm_isp", "aclk200", E4X12_GATE_ISP0, 28,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(wdt_isp, "wdt_isp", "aclk200", E4X12_GATE_ISP0, 30,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(uart_isp, "uart_isp", "aclk200", E4X12_GATE_ISP0, 31,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(asyncaxim, "asyncaxim", "aclk200", E4X12_GATE_ISP1, 0,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(smmu_ispcx, "smmu_ispcx", "aclk200", E4X12_GATE_ISP1, 4,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(spi0_isp, "spi0_isp", "aclk200", E4X12_GATE_ISP1, 12,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(spi1_isp, "spi1_isp", "aclk200", E4X12_GATE_ISP1, 13,
- CLK_IGNORE_UNUSED, 0),
+ CLK_IGNORE_UNUSED | CLK_GET_RATE_NOCACHE, 0),
GATE(g2d, "g2d", "aclk200", GATE_IP_DMC, 23, 0, 0),
};
diff --git a/drivers/clk/zynq/clkc.c b/drivers/clk/zynq/clkc.c
index 5c205b60a82a..089d3e30e221 100644
--- a/drivers/clk/zynq/clkc.c
+++ b/drivers/clk/zynq/clkc.c
@@ -71,6 +71,7 @@ static DEFINE_SPINLOCK(armpll_lock);
static DEFINE_SPINLOCK(ddrpll_lock);
static DEFINE_SPINLOCK(iopll_lock);
static DEFINE_SPINLOCK(armclk_lock);
+static DEFINE_SPINLOCK(swdtclk_lock);
static DEFINE_SPINLOCK(ddrclk_lock);
static DEFINE_SPINLOCK(dciclk_lock);
static DEFINE_SPINLOCK(gem0clk_lock);
@@ -293,7 +294,7 @@ static void __init zynq_clk_setup(struct device_node *np)
}
clks[swdt] = clk_register_mux(NULL, clk_output_name[swdt],
swdt_ext_clk_mux_parents, 2, CLK_SET_RATE_PARENT,
- SLCR_SWDT_CLK_SEL, 0, 1, 0, &gem0clk_lock);
+ SLCR_SWDT_CLK_SEL, 0, 1, 0, &swdtclk_lock);
/* DDR clocks */
clk = clk_register_divider(NULL, "ddr2x_div", "ddrpll", 0,
@@ -364,8 +365,9 @@ static void __init zynq_clk_setup(struct device_node *np)
CLK_SET_RATE_PARENT, SLCR_GEM0_CLK_CTRL, 20, 6,
CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO,
&gem0clk_lock);
- clk = clk_register_mux(NULL, "gem0_emio_mux", gem0_mux_parents, 2, 0,
- SLCR_GEM0_CLK_CTRL, 6, 1, 0, &gem0clk_lock);
+ clk = clk_register_mux(NULL, "gem0_emio_mux", gem0_mux_parents, 2,
+ CLK_SET_RATE_PARENT, SLCR_GEM0_CLK_CTRL, 6, 1, 0,
+ &gem0clk_lock);
clks[gem0] = clk_register_gate(NULL, clk_output_name[gem0],
"gem0_emio_mux", CLK_SET_RATE_PARENT,
SLCR_GEM0_CLK_CTRL, 0, 0, &gem0clk_lock);
@@ -386,8 +388,9 @@ static void __init zynq_clk_setup(struct device_node *np)
CLK_SET_RATE_PARENT, SLCR_GEM1_CLK_CTRL, 20, 6,
CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO,
&gem1clk_lock);
- clk = clk_register_mux(NULL, "gem1_emio_mux", gem1_mux_parents, 2, 0,
- SLCR_GEM1_CLK_CTRL, 6, 1, 0, &gem1clk_lock);
+ clk = clk_register_mux(NULL, "gem1_emio_mux", gem1_mux_parents, 2,
+ CLK_SET_RATE_PARENT, SLCR_GEM1_CLK_CTRL, 6, 1, 0,
+ &gem1clk_lock);
clks[gem1] = clk_register_gate(NULL, clk_output_name[gem1],
"gem1_emio_mux", CLK_SET_RATE_PARENT,
SLCR_GEM1_CLK_CTRL, 0, 0, &gem1clk_lock);
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index 0ceb2eff5a7e..f97cb3d8c5a2 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -221,8 +221,8 @@ static ssize_t store_down_threshold(struct dbs_data *dbs_data, const char *buf,
return count;
}
-static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
- size_t count)
+static ssize_t store_ignore_nice_load(struct dbs_data *dbs_data,
+ const char *buf, size_t count)
{
struct cs_dbs_tuners *cs_tuners = dbs_data->tuners;
unsigned int input, j;
@@ -235,10 +235,10 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
if (input > 1)
input = 1;
- if (input == cs_tuners->ignore_nice) /* nothing to do */
+ if (input == cs_tuners->ignore_nice_load) /* nothing to do */
return count;
- cs_tuners->ignore_nice = input;
+ cs_tuners->ignore_nice_load = input;
/* we need to re-evaluate prev_cpu_idle */
for_each_online_cpu(j) {
@@ -246,7 +246,7 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
dbs_info = &per_cpu(cs_cpu_dbs_info, j);
dbs_info->cdbs.prev_cpu_idle = get_cpu_idle_time(j,
&dbs_info->cdbs.prev_cpu_wall, 0);
- if (cs_tuners->ignore_nice)
+ if (cs_tuners->ignore_nice_load)
dbs_info->cdbs.prev_cpu_nice =
kcpustat_cpu(j).cpustat[CPUTIME_NICE];
}
@@ -279,7 +279,7 @@ show_store_one(cs, sampling_rate);
show_store_one(cs, sampling_down_factor);
show_store_one(cs, up_threshold);
show_store_one(cs, down_threshold);
-show_store_one(cs, ignore_nice);
+show_store_one(cs, ignore_nice_load);
show_store_one(cs, freq_step);
declare_show_sampling_rate_min(cs);
@@ -287,7 +287,7 @@ gov_sys_pol_attr_rw(sampling_rate);
gov_sys_pol_attr_rw(sampling_down_factor);
gov_sys_pol_attr_rw(up_threshold);
gov_sys_pol_attr_rw(down_threshold);
-gov_sys_pol_attr_rw(ignore_nice);
+gov_sys_pol_attr_rw(ignore_nice_load);
gov_sys_pol_attr_rw(freq_step);
gov_sys_pol_attr_ro(sampling_rate_min);
@@ -297,7 +297,7 @@ static struct attribute *dbs_attributes_gov_sys[] = {
&sampling_down_factor_gov_sys.attr,
&up_threshold_gov_sys.attr,
&down_threshold_gov_sys.attr,
- &ignore_nice_gov_sys.attr,
+ &ignore_nice_load_gov_sys.attr,
&freq_step_gov_sys.attr,
NULL
};
@@ -313,7 +313,7 @@ static struct attribute *dbs_attributes_gov_pol[] = {
&sampling_down_factor_gov_pol.attr,
&up_threshold_gov_pol.attr,
&down_threshold_gov_pol.attr,
- &ignore_nice_gov_pol.attr,
+ &ignore_nice_load_gov_pol.attr,
&freq_step_gov_pol.attr,
NULL
};
@@ -338,7 +338,7 @@ static int cs_init(struct dbs_data *dbs_data)
tuners->up_threshold = DEF_FREQUENCY_UP_THRESHOLD;
tuners->down_threshold = DEF_FREQUENCY_DOWN_THRESHOLD;
tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR;
- tuners->ignore_nice = 0;
+ tuners->ignore_nice_load = 0;
tuners->freq_step = DEF_FREQUENCY_STEP;
dbs_data->tuners = tuners;
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
index 7b839a8db2a7..e59afaa9da23 100644
--- a/drivers/cpufreq/cpufreq_governor.c
+++ b/drivers/cpufreq/cpufreq_governor.c
@@ -47,9 +47,9 @@ void dbs_check_cpu(struct dbs_data *dbs_data, int cpu)
unsigned int j;
if (dbs_data->cdata->governor == GOV_ONDEMAND)
- ignore_nice = od_tuners->ignore_nice;
+ ignore_nice = od_tuners->ignore_nice_load;
else
- ignore_nice = cs_tuners->ignore_nice;
+ ignore_nice = cs_tuners->ignore_nice_load;
policy = cdbs->cur_policy;
@@ -298,12 +298,12 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy,
cs_tuners = dbs_data->tuners;
cs_dbs_info = dbs_data->cdata->get_cpu_dbs_info_s(cpu);
sampling_rate = cs_tuners->sampling_rate;
- ignore_nice = cs_tuners->ignore_nice;
+ ignore_nice = cs_tuners->ignore_nice_load;
} else {
od_tuners = dbs_data->tuners;
od_dbs_info = dbs_data->cdata->get_cpu_dbs_info_s(cpu);
sampling_rate = od_tuners->sampling_rate;
- ignore_nice = od_tuners->ignore_nice;
+ ignore_nice = od_tuners->ignore_nice_load;
od_ops = dbs_data->cdata->gov_ops;
io_busy = od_tuners->io_is_busy;
}
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index 6663ec3b3056..d5f12b4b11b8 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -165,7 +165,7 @@ struct cs_cpu_dbs_info_s {
/* Per policy Governers sysfs tunables */
struct od_dbs_tuners {
- unsigned int ignore_nice;
+ unsigned int ignore_nice_load;
unsigned int sampling_rate;
unsigned int sampling_down_factor;
unsigned int up_threshold;
@@ -175,7 +175,7 @@ struct od_dbs_tuners {
};
struct cs_dbs_tuners {
- unsigned int ignore_nice;
+ unsigned int ignore_nice_load;
unsigned int sampling_rate;
unsigned int sampling_down_factor;
unsigned int up_threshold;
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 93eb5cbcc1f6..c087347d6688 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -403,8 +403,8 @@ static ssize_t store_sampling_down_factor(struct dbs_data *dbs_data,
return count;
}
-static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
- size_t count)
+static ssize_t store_ignore_nice_load(struct dbs_data *dbs_data,
+ const char *buf, size_t count)
{
struct od_dbs_tuners *od_tuners = dbs_data->tuners;
unsigned int input;
@@ -419,10 +419,10 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
if (input > 1)
input = 1;
- if (input == od_tuners->ignore_nice) { /* nothing to do */
+ if (input == od_tuners->ignore_nice_load) { /* nothing to do */
return count;
}
- od_tuners->ignore_nice = input;
+ od_tuners->ignore_nice_load = input;
/* we need to re-evaluate prev_cpu_idle */
for_each_online_cpu(j) {
@@ -430,7 +430,7 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
dbs_info = &per_cpu(od_cpu_dbs_info, j);
dbs_info->cdbs.prev_cpu_idle = get_cpu_idle_time(j,
&dbs_info->cdbs.prev_cpu_wall, od_tuners->io_is_busy);
- if (od_tuners->ignore_nice)
+ if (od_tuners->ignore_nice_load)
dbs_info->cdbs.prev_cpu_nice =
kcpustat_cpu(j).cpustat[CPUTIME_NICE];
@@ -461,7 +461,7 @@ show_store_one(od, sampling_rate);
show_store_one(od, io_is_busy);
show_store_one(od, up_threshold);
show_store_one(od, sampling_down_factor);
-show_store_one(od, ignore_nice);
+show_store_one(od, ignore_nice_load);
show_store_one(od, powersave_bias);
declare_show_sampling_rate_min(od);
@@ -469,7 +469,7 @@ gov_sys_pol_attr_rw(sampling_rate);
gov_sys_pol_attr_rw(io_is_busy);
gov_sys_pol_attr_rw(up_threshold);
gov_sys_pol_attr_rw(sampling_down_factor);
-gov_sys_pol_attr_rw(ignore_nice);
+gov_sys_pol_attr_rw(ignore_nice_load);
gov_sys_pol_attr_rw(powersave_bias);
gov_sys_pol_attr_ro(sampling_rate_min);
@@ -478,7 +478,7 @@ static struct attribute *dbs_attributes_gov_sys[] = {
&sampling_rate_gov_sys.attr,
&up_threshold_gov_sys.attr,
&sampling_down_factor_gov_sys.attr,
- &ignore_nice_gov_sys.attr,
+ &ignore_nice_load_gov_sys.attr,
&powersave_bias_gov_sys.attr,
&io_is_busy_gov_sys.attr,
NULL
@@ -494,7 +494,7 @@ static struct attribute *dbs_attributes_gov_pol[] = {
&sampling_rate_gov_pol.attr,
&up_threshold_gov_pol.attr,
&sampling_down_factor_gov_pol.attr,
- &ignore_nice_gov_pol.attr,
+ &ignore_nice_load_gov_pol.attr,
&powersave_bias_gov_pol.attr,
&io_is_busy_gov_pol.attr,
NULL
@@ -544,7 +544,7 @@ static int od_init(struct dbs_data *dbs_data)
}
tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR;
- tuners->ignore_nice = 0;
+ tuners->ignore_nice_load = 0;
tuners->powersave_bias = default_powersave_bias;
tuners->io_is_busy = should_io_be_busy();
diff --git a/drivers/cpufreq/loongson2_cpufreq.c b/drivers/cpufreq/loongson2_cpufreq.c
index bb838b985077..9536852c504a 100644
--- a/drivers/cpufreq/loongson2_cpufreq.c
+++ b/drivers/cpufreq/loongson2_cpufreq.c
@@ -118,11 +118,6 @@ static int loongson2_cpufreq_cpu_init(struct cpufreq_policy *policy)
clk_put(cpuclk);
return -EINVAL;
}
- ret = clk_set_rate(cpuclk, rate);
- if (ret) {
- clk_put(cpuclk);
- return ret;
- }
/* clock table init */
for (i = 2;
@@ -130,6 +125,12 @@ static int loongson2_cpufreq_cpu_init(struct cpufreq_policy *policy)
i++)
loongson2_clockmod_table[i].frequency = (rate * i) / 8;
+ ret = clk_set_rate(cpuclk, rate);
+ if (ret) {
+ clk_put(cpuclk);
+ return ret;
+ }
+
policy->cur = loongson2_cpufreq_get(policy->cpu);
cpufreq_frequency_table_get_attr(&loongson2_clockmod_table[0],
diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index ce3dc3e9688c..0bbdea5059f3 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -867,6 +867,7 @@ static int pch_dma_probe(struct pci_dev *pdev,
if (!(pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) {
dev_err(&pdev->dev, "Cannot find proper base address\n");
+ err = -ENODEV;
goto err_disable_pdev;
}
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 593827b3fdd4..fa645d825009 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2505,6 +2505,10 @@ static dma_cookie_t pl330_tx_submit(struct dma_async_tx_descriptor *tx)
/* Assign cookies to all nodes */
while (!list_empty(&last->node)) {
desc = list_entry(last->node.next, struct dma_pl330_desc, node);
+ if (pch->cyclic) {
+ desc->txd.callback = last->txd.callback;
+ desc->txd.callback_param = last->txd.callback_param;
+ }
dma_cookie_assign(&desc->txd);
@@ -2688,45 +2692,82 @@ static struct dma_async_tx_descriptor *pl330_prep_dma_cyclic(
size_t period_len, enum dma_transfer_direction direction,
unsigned long flags, void *context)
{
- struct dma_pl330_desc *desc;
+ struct dma_pl330_desc *desc = NULL, *first = NULL;
struct dma_pl330_chan *pch = to_pchan(chan);
+ struct dma_pl330_dmac *pdmac = pch->dmac;
+ unsigned int i;
dma_addr_t dst;
dma_addr_t src;
- desc = pl330_get_desc(pch);
- if (!desc) {
- dev_err(pch->dmac->pif.dev, "%s:%d Unable to fetch desc\n",
- __func__, __LINE__);
+ if (len % period_len != 0)
return NULL;
- }
- switch (direction) {
- case DMA_MEM_TO_DEV:
- desc->rqcfg.src_inc = 1;
- desc->rqcfg.dst_inc = 0;
- desc->req.rqtype = MEMTODEV;
- src = dma_addr;
- dst = pch->fifo_addr;
- break;
- case DMA_DEV_TO_MEM:
- desc->rqcfg.src_inc = 0;
- desc->rqcfg.dst_inc = 1;
- desc->req.rqtype = DEVTOMEM;
- src = pch->fifo_addr;
- dst = dma_addr;
- break;
- default:
+ if (!is_slave_direction(direction)) {
dev_err(pch->dmac->pif.dev, "%s:%d Invalid dma direction\n",
__func__, __LINE__);
return NULL;
}
- desc->rqcfg.brst_size = pch->burst_sz;
- desc->rqcfg.brst_len = 1;
+ for (i = 0; i < len / period_len; i++) {
+ desc = pl330_get_desc(pch);
+ if (!desc) {
+ dev_err(pch->dmac->pif.dev, "%s:%d Unable to fetch desc\n",
+ __func__, __LINE__);
- pch->cyclic = true;
+ if (!first)
+ return NULL;
+
+ spin_lock_irqsave(&pdmac->pool_lock, flags);
+
+ while (!list_empty(&first->node)) {
+ desc = list_entry(first->node.next,
+ struct dma_pl330_desc, node);
+ list_move_tail(&desc->node, &pdmac->desc_pool);
+ }
+
+ list_move_tail(&first->node, &pdmac->desc_pool);
- fill_px(&desc->px, dst, src, period_len);
+ spin_unlock_irqrestore(&pdmac->pool_lock, flags);
+
+ return NULL;
+ }
+
+ switch (direction) {
+ case DMA_MEM_TO_DEV:
+ desc->rqcfg.src_inc = 1;
+ desc->rqcfg.dst_inc = 0;
+ desc->req.rqtype = MEMTODEV;
+ src = dma_addr;
+ dst = pch->fifo_addr;
+ break;
+ case DMA_DEV_TO_MEM:
+ desc->rqcfg.src_inc = 0;
+ desc->rqcfg.dst_inc = 1;
+ desc->req.rqtype = DEVTOMEM;
+ src = pch->fifo_addr;
+ dst = dma_addr;
+ break;
+ default:
+ break;
+ }
+
+ desc->rqcfg.brst_size = pch->burst_sz;
+ desc->rqcfg.brst_len = 1;
+ fill_px(&desc->px, dst, src, period_len);
+
+ if (!first)
+ first = desc;
+ else
+ list_add_tail(&desc->node, &first->node);
+
+ dma_addr += period_len;
+ }
+
+ if (!desc)
+ return NULL;
+
+ pch->cyclic = true;
+ desc->txd.flags = flags;
return &desc->txd;
}
diff --git a/drivers/dma/sh/shdma.c b/drivers/dma/sh/shdma.c
index b67f45f5c271..5039fbc88254 100644
--- a/drivers/dma/sh/shdma.c
+++ b/drivers/dma/sh/shdma.c
@@ -400,8 +400,8 @@ static size_t sh_dmae_get_partial(struct shdma_chan *schan,
shdma_chan);
struct sh_dmae_desc *sh_desc = container_of(sdesc,
struct sh_dmae_desc, shdma_desc);
- return (sh_desc->hw.tcr - sh_dmae_readl(sh_chan, TCR)) <<
- sh_chan->xmit_shift;
+ return sh_desc->hw.tcr -
+ (sh_dmae_readl(sh_chan, TCR) << sh_chan->xmit_shift);
}
/* Called from error IRQ or NMI */
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 98d670825a1a..6e8887fe6c1b 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -323,6 +323,7 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
astbo->gem.driver_private = NULL;
astbo->bo.bdev = &ast->ttm.bdev;
+ astbo->bo.bdev->dev_mapping = dev->dev_mapping;
ast_ttm_placement(astbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c
index 0047012045c2..69fd8f1ac8df 100644
--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c
+++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c
@@ -328,6 +328,7 @@ int cirrus_bo_create(struct drm_device *dev, int size, int align,
cirrusbo->gem.driver_private = NULL;
cirrusbo->bo.bdev = &cirrus->ttm.bdev;
+ cirrusbo->bo.bdev->dev_mapping = dev->dev_mapping;
cirrus_ttm_placement(cirrusbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 8bcce7866d36..f92da0a32f0d 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -708,7 +708,10 @@ int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, int crtc,
/* Subtract time delta from raw timestamp to get final
* vblank_time timestamp for end of vblank.
*/
- etime = ktime_sub_ns(etime, delta_ns);
+ if (delta_ns < 0)
+ etime = ktime_add_ns(etime, -delta_ns);
+ else
+ etime = ktime_sub_ns(etime, delta_ns);
*vblank_time = ktime_to_timeval(etime);
DRM_DEBUG("crtc %d : v %d p(%d,%d)@ %ld.%ld -> %ld.%ld [e %d us, %d rep]\n",
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index f2326fc60ac9..6f514297c483 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1856,10 +1856,16 @@
#define CRT_HOTPLUG_DETECT_VOLTAGE_475MV (1 << 2)
#define PORT_HOTPLUG_STAT (dev_priv->info->display_mmio_offset + 0x61114)
-/* HDMI/DP bits are gen4+ */
-#define PORTB_HOTPLUG_LIVE_STATUS (1 << 29)
+/*
+ * HDMI/DP bits are gen4+
+ *
+ * WARNING: Bspec for hpd status bits on gen4 seems to be completely confused.
+ * Please check the detailed lore in the commit message for for experimental
+ * evidence.
+ */
+#define PORTD_HOTPLUG_LIVE_STATUS (1 << 29)
#define PORTC_HOTPLUG_LIVE_STATUS (1 << 28)
-#define PORTD_HOTPLUG_LIVE_STATUS (1 << 27)
+#define PORTB_HOTPLUG_LIVE_STATUS (1 << 27)
#define PORTD_HOTPLUG_INT_STATUS (3 << 21)
#define PORTC_HOTPLUG_INT_STATUS (3 << 19)
#define PORTB_HOTPLUG_INT_STATUS (3 << 17)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5fb305840db8..e38b45786653 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8269,9 +8269,11 @@ check_crtc_state(struct drm_device *dev)
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
+ enum pipe pipe;
if (encoder->base.crtc != &crtc->base)
continue;
- if (encoder->get_config)
+ if (encoder->get_config &&
+ encoder->get_hw_state(encoder, &pipe))
encoder->get_config(encoder, &pipe_config);
}
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 67e2c1f1c9a8..5950888ae1d0 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -497,8 +497,11 @@ void intel_panel_set_backlight(struct drm_device *dev, u32 level, u32 max)
goto out;
}
- /* scale to hardware */
- level = level * freq / max;
+ /* scale to hardware, but be careful to not overflow */
+ if (freq < max)
+ level = level * freq / max;
+ else
+ level = freq / max * level;
dev_priv->backlight.level = level;
if (dev_priv->backlight.device)
@@ -515,6 +518,17 @@ void intel_panel_disable_backlight(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
unsigned long flags;
+ /*
+ * Do not disable backlight on the vgaswitcheroo path. When switching
+ * away from i915, the other client may depend on i915 to handle the
+ * backlight. This will leave the backlight on unnecessarily when
+ * another client is not activated.
+ */
+ if (dev->switch_power_state == DRM_SWITCH_POWER_CHANGING) {
+ DRM_DEBUG_DRIVER("Skipping backlight disable on vga switch\n");
+ return;
+ }
+
spin_lock_irqsave(&dev_priv->backlight.lock, flags);
dev_priv->backlight.enabled = false;
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index f895d1508df8..b0e4a0bd1313 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5063,8 +5063,26 @@ static void __intel_set_power_well(struct drm_device *dev, bool enable)
}
} else {
if (enable_requested) {
+ unsigned long irqflags;
+ enum pipe p;
+
I915_WRITE(HSW_PWR_WELL_DRIVER, 0);
+ POSTING_READ(HSW_PWR_WELL_DRIVER);
DRM_DEBUG_KMS("Requesting to disable the power well\n");
+
+ /*
+ * After this, the registers on the pipes that are part
+ * of the power well will become zero, so we have to
+ * adjust our counters according to that.
+ *
+ * FIXME: Should we do this in general in
+ * drm_vblank_post_modeset?
+ */
+ spin_lock_irqsave(&dev->vbl_lock, irqflags);
+ for_each_pipe(p)
+ if (p != PIPE_A)
+ dev->last_vblank[p] = 0;
+ spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
}
}
}
diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c
index 13878d5de063..d70e4a92773b 100644
--- a/drivers/gpu/drm/mgag200/mgag200_ttm.c
+++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c
@@ -323,6 +323,7 @@ int mgag200_bo_create(struct drm_device *dev, int size, int align,
mgabo->gem.driver_private = NULL;
mgabo->bo.bdev = &mdev->ttm.bdev;
+ mgabo->bo.bdev->dev_mapping = dev->dev_mapping;
mgag200_ttm_placement(mgabo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
diff --git a/drivers/gpu/drm/radeon/btc_dpm.c b/drivers/gpu/drm/radeon/btc_dpm.c
index 0bfd55e08820..9953e1fbc46d 100644
--- a/drivers/gpu/drm/radeon/btc_dpm.c
+++ b/drivers/gpu/drm/radeon/btc_dpm.c
@@ -2548,9 +2548,6 @@ int btc_dpm_init(struct radeon_device *rdev)
{
struct rv7xx_power_info *pi;
struct evergreen_power_info *eg_pi;
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- u16 data_offset, size;
- u8 frev, crev;
struct atom_clock_dividers dividers;
int ret;
@@ -2633,16 +2630,7 @@ int btc_dpm_init(struct radeon_device *rdev)
eg_pi->vddci_control =
radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI, 0);
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
- pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- pi->dynamic_ss = true;
- }
+ rv770_get_engine_memory_ss(rdev);
pi->asi = RV770_ASI_DFLT;
pi->pasi = CYPRESS_HASI_DFLT;
@@ -2659,8 +2647,7 @@ int btc_dpm_init(struct radeon_device *rdev)
pi->dynamic_pcie_gen2 = true;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 6dacec4e2090..8928bd109c16 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -2587,9 +2587,11 @@ u32 cik_compute_ring_get_rptr(struct radeon_device *rdev,
if (rdev->wb.enabled) {
rptr = le32_to_cpu(rdev->wb.wb[ring->rptr_offs/4]);
} else {
+ mutex_lock(&rdev->srbm_mutex);
cik_srbm_select(rdev, ring->me, ring->pipe, ring->queue, 0);
rptr = RREG32(CP_HQD_PQ_RPTR);
cik_srbm_select(rdev, 0, 0, 0, 0);
+ mutex_unlock(&rdev->srbm_mutex);
}
rptr = (rptr & ring->ptr_reg_mask) >> ring->ptr_reg_shift;
@@ -2604,9 +2606,11 @@ u32 cik_compute_ring_get_wptr(struct radeon_device *rdev,
if (rdev->wb.enabled) {
wptr = le32_to_cpu(rdev->wb.wb[ring->wptr_offs/4]);
} else {
+ mutex_lock(&rdev->srbm_mutex);
cik_srbm_select(rdev, ring->me, ring->pipe, ring->queue, 0);
wptr = RREG32(CP_HQD_PQ_WPTR);
cik_srbm_select(rdev, 0, 0, 0, 0);
+ mutex_unlock(&rdev->srbm_mutex);
}
wptr = (wptr & ring->ptr_reg_mask) >> ring->ptr_reg_shift;
@@ -2897,6 +2901,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
WREG32(CP_CPF_DEBUG, tmp);
/* init the pipes */
+ mutex_lock(&rdev->srbm_mutex);
for (i = 0; i < (rdev->mec.num_pipe * rdev->mec.num_mec); i++) {
int me = (i < 4) ? 1 : 2;
int pipe = (i < 4) ? i : (i - 4);
@@ -2919,6 +2924,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
WREG32(CP_HPD_EOP_CONTROL, tmp);
}
cik_srbm_select(rdev, 0, 0, 0, 0);
+ mutex_unlock(&rdev->srbm_mutex);
/* init the queues. Just two for now. */
for (i = 0; i < 2; i++) {
@@ -2972,6 +2978,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
mqd->static_thread_mgmt23[0] = 0xffffffff;
mqd->static_thread_mgmt23[1] = 0xffffffff;
+ mutex_lock(&rdev->srbm_mutex);
cik_srbm_select(rdev, rdev->ring[idx].me,
rdev->ring[idx].pipe,
rdev->ring[idx].queue, 0);
@@ -3099,6 +3106,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
WREG32(CP_HQD_ACTIVE, mqd->queue_state.cp_hqd_active);
cik_srbm_select(rdev, 0, 0, 0, 0);
+ mutex_unlock(&rdev->srbm_mutex);
radeon_bo_kunmap(rdev->ring[idx].mqd_obj);
radeon_bo_unreserve(rdev->ring[idx].mqd_obj);
@@ -4320,6 +4328,7 @@ static int cik_pcie_gart_enable(struct radeon_device *rdev)
/* XXX SH_MEM regs */
/* where to put LDS, scratch, GPUVM in FSA64 space */
+ mutex_lock(&rdev->srbm_mutex);
for (i = 0; i < 16; i++) {
cik_srbm_select(rdev, 0, 0, 0, i);
/* CP and shaders */
@@ -4335,6 +4344,7 @@ static int cik_pcie_gart_enable(struct radeon_device *rdev)
/* XXX SDMA RLC - todo */
}
cik_srbm_select(rdev, 0, 0, 0, 0);
+ mutex_unlock(&rdev->srbm_mutex);
cik_pcie_gart_tlb_flush(rdev);
DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
@@ -5954,6 +5964,8 @@ static int cik_startup(struct radeon_device *rdev)
struct radeon_ring *ring;
int r;
+ cik_mc_program(rdev);
+
if (rdev->flags & RADEON_IS_IGP) {
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw ||
!rdev->mec_fw || !rdev->sdma_fw || !rdev->rlc_fw) {
@@ -5985,7 +5997,6 @@ static int cik_startup(struct radeon_device *rdev)
if (r)
return r;
- cik_mc_program(rdev);
r = cik_pcie_gart_enable(rdev);
if (r)
return r;
@@ -6194,7 +6205,7 @@ int cik_suspend(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
cik_cp_enable(rdev, false);
cik_sdma_enable(rdev, false);
- r600_uvd_rbc_stop(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_suspend(rdev);
cik_irq_suspend(rdev);
radeon_wb_disable(rdev);
@@ -6358,6 +6369,7 @@ void cik_fini(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_fini(rdev);
cik_pcie_gart_fini(rdev);
r600_vram_scratch_fini(rdev);
@@ -6978,7 +6990,7 @@ int cik_uvd_resume(struct radeon_device *rdev)
/* programm the VCPU memory controller bits 0-27 */
addr = rdev->uvd.gpu_addr >> 3;
- size = RADEON_GPU_PAGE_ALIGN(rdev->uvd.fw_size + 4) >> 3;
+ size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET0, addr);
WREG32(UVD_VCPU_CACHE_SIZE0, size);
diff --git a/drivers/gpu/drm/radeon/cypress_dpm.c b/drivers/gpu/drm/radeon/cypress_dpm.c
index 9bcdd174780f..7e5d0b570a30 100644
--- a/drivers/gpu/drm/radeon/cypress_dpm.c
+++ b/drivers/gpu/drm/radeon/cypress_dpm.c
@@ -2038,9 +2038,6 @@ int cypress_dpm_init(struct radeon_device *rdev)
{
struct rv7xx_power_info *pi;
struct evergreen_power_info *eg_pi;
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- uint16_t data_offset, size;
- uint8_t frev, crev;
struct atom_clock_dividers dividers;
int ret;
@@ -2092,16 +2089,7 @@ int cypress_dpm_init(struct radeon_device *rdev)
eg_pi->vddci_control =
radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI, 0);
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
- pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- pi->dynamic_ss = true;
- }
+ rv770_get_engine_memory_ss(rdev);
pi->asi = RV770_ASI_DFLT;
pi->pasi = CYPRESS_HASI_DFLT;
@@ -2122,8 +2110,7 @@ int cypress_dpm_init(struct radeon_device *rdev)
pi->dynamic_pcie_gen2 = true;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 038dcac7670c..d5b49e33315e 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -5106,6 +5106,8 @@ static int evergreen_startup(struct radeon_device *rdev)
/* enable aspm */
evergreen_program_aspm(rdev);
+ evergreen_mc_program(rdev);
+
if (ASIC_IS_DCE5(rdev)) {
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
r = ni_init_microcode(rdev);
@@ -5133,7 +5135,6 @@ static int evergreen_startup(struct radeon_device *rdev)
if (r)
return r;
- evergreen_mc_program(rdev);
if (rdev->flags & RADEON_IS_AGP) {
evergreen_agp_enable(rdev);
} else {
@@ -5291,10 +5292,10 @@ int evergreen_resume(struct radeon_device *rdev)
int evergreen_suspend(struct radeon_device *rdev)
{
r600_audio_fini(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_suspend(rdev);
r700_cp_stop(rdev);
r600_dma_stop(rdev);
- r600_uvd_rbc_stop(rdev);
evergreen_irq_suspend(rdev);
radeon_wb_disable(rdev);
evergreen_pcie_gart_disable(rdev);
@@ -5429,6 +5430,7 @@ void evergreen_fini(struct radeon_device *rdev)
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
evergreen_pcie_gart_fini(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index bb9ea3641312..b0e280058b9b 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -148,18 +148,40 @@ static void evergreen_audio_set_dto(struct drm_encoder *encoder, u32 clock)
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
u32 base_rate = 24000;
+ u32 max_ratio = clock / base_rate;
+ u32 dto_phase;
+ u32 dto_modulo = clock;
+ u32 wallclock_ratio;
+ u32 dto_cntl;
if (!dig || !dig->afmt)
return;
+ if (max_ratio >= 8) {
+ dto_phase = 192 * 1000;
+ wallclock_ratio = 3;
+ } else if (max_ratio >= 4) {
+ dto_phase = 96 * 1000;
+ wallclock_ratio = 2;
+ } else if (max_ratio >= 2) {
+ dto_phase = 48 * 1000;
+ wallclock_ratio = 1;
+ } else {
+ dto_phase = 24 * 1000;
+ wallclock_ratio = 0;
+ }
+ dto_cntl = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
+ dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
+ WREG32(DCCG_AUDIO_DTO0_CNTL, dto_cntl);
+
/* XXX two dtos; generally use dto0 for hdmi */
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
WREG32(DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL(radeon_crtc->crtc_id));
- WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100);
- WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100);
+ WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
+ WREG32(DCCG_AUDIO_DTO0_MODULE, dto_modulo);
}
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index a7baf67aef6c..0d582ac1dc31 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -497,6 +497,9 @@
#define DCCG_AUDIO_DTO0_MODULE 0x05b4
#define DCCG_AUDIO_DTO0_LOAD 0x05b8
#define DCCG_AUDIO_DTO0_CNTL 0x05bc
+# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO(x) (((x) & 7) << 0)
+# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK 7
+# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO_SHIFT 0
#define DCCG_AUDIO_DTO1_PHASE 0x05c0
#define DCCG_AUDIO_DTO1_MODULE 0x05c4
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 56bd4f3be4fe..ccb4f8b54852 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -794,9 +794,13 @@ int ni_init_microcode(struct radeon_device *rdev)
if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
- if (err)
- goto out;
- if (rdev->smc_fw->size != smc_req_size) {
+ if (err) {
+ printk(KERN_ERR
+ "smc: error loading firmware \"%s\"\n",
+ fw_name);
+ release_firmware(rdev->smc_fw);
+ rdev->smc_fw = NULL;
+ } else if (rdev->smc_fw->size != smc_req_size) {
printk(KERN_ERR
"ni_mc: Bogus length %zu in firmware \"%s\"\n",
rdev->mc_fw->size, fw_name);
@@ -2079,6 +2083,8 @@ static int cayman_startup(struct radeon_device *rdev)
/* enable aspm */
evergreen_program_aspm(rdev);
+ evergreen_mc_program(rdev);
+
if (rdev->flags & RADEON_IS_IGP) {
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
r = ni_init_microcode(rdev);
@@ -2107,7 +2113,6 @@ static int cayman_startup(struct radeon_device *rdev)
if (r)
return r;
- evergreen_mc_program(rdev);
r = cayman_pcie_gart_enable(rdev);
if (r)
return r;
@@ -2286,7 +2291,7 @@ int cayman_suspend(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
cayman_cp_enable(rdev, false);
cayman_dma_stop(rdev);
- r600_uvd_rbc_stop(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_suspend(rdev);
evergreen_irq_suspend(rdev);
radeon_wb_disable(rdev);
@@ -2418,6 +2423,7 @@ void cayman_fini(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_fini(rdev);
cayman_pcie_gart_fini(rdev);
r600_vram_scratch_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c
index 4f9b9bc20daa..f0f5f748938a 100644
--- a/drivers/gpu/drm/radeon/ni_dpm.c
+++ b/drivers/gpu/drm/radeon/ni_dpm.c
@@ -4067,9 +4067,6 @@ int ni_dpm_init(struct radeon_device *rdev)
struct rv7xx_power_info *pi;
struct evergreen_power_info *eg_pi;
struct ni_power_info *ni_pi;
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- u16 data_offset, size;
- u8 frev, crev;
struct atom_clock_dividers dividers;
int ret;
@@ -4162,16 +4159,7 @@ int ni_dpm_init(struct radeon_device *rdev)
eg_pi->vddci_control =
radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI, 0);
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
- pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- pi->dynamic_ss = true;
- }
+ rv770_get_engine_memory_ss(rdev);
pi->asi = RV770_ASI_DFLT;
pi->pasi = CYPRESS_HASI_DFLT;
@@ -4188,8 +4176,7 @@ int ni_dpm_init(struct radeon_device *rdev)
pi->dynamic_pcie_gen2 = true;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 10f712e37003..e66e72077350 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2299,9 +2299,13 @@ int r600_init_microcode(struct radeon_device *rdev)
if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) {
snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", smc_chip_name);
err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
- if (err)
- goto out;
- if (rdev->smc_fw->size != smc_req_size) {
+ if (err) {
+ printk(KERN_ERR
+ "smc: error loading firmware \"%s\"\n",
+ fw_name);
+ release_firmware(rdev->smc_fw);
+ rdev->smc_fw = NULL;
+ } else if (rdev->smc_fw->size != smc_req_size) {
printk(KERN_ERR
"smc: Bogus length %zu in firmware \"%s\"\n",
rdev->smc_fw->size, fw_name);
@@ -2697,12 +2701,29 @@ int r600_uvd_rbc_start(struct radeon_device *rdev)
return 0;
}
-void r600_uvd_rbc_stop(struct radeon_device *rdev)
+void r600_uvd_stop(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
/* force RBC into idle state */
WREG32(UVD_RBC_RB_CNTL, 0x11010101);
+
+ /* Stall UMC and register bus before resetting VCPU */
+ WREG32_P(UVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
+ WREG32_P(UVD_RB_ARB_CTRL, 1 << 3, ~(1 << 3));
+ mdelay(1);
+
+ /* put VCPU into reset */
+ WREG32(UVD_SOFT_RESET, VCPU_SOFT_RESET);
+ mdelay(5);
+
+ /* disable VCPU clock */
+ WREG32(UVD_VCPU_CNTL, 0x0);
+
+ /* Unstall UMC and register bus */
+ WREG32_P(UVD_LMI_CTRL2, 0, ~(1 << 8));
+ WREG32_P(UVD_RB_ARB_CTRL, 0, ~(1 << 3));
+
ring->ready = false;
}
@@ -2722,6 +2743,11 @@ int r600_uvd_init(struct radeon_device *rdev)
/* disable interupt */
WREG32_P(UVD_MASTINT_EN, 0, ~(1 << 1));
+ /* Stall UMC and register bus before resetting VCPU */
+ WREG32_P(UVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
+ WREG32_P(UVD_RB_ARB_CTRL, 1 << 3, ~(1 << 3));
+ mdelay(1);
+
/* put LMI, VCPU, RBC etc... into reset */
WREG32(UVD_SOFT_RESET, LMI_SOFT_RESET | VCPU_SOFT_RESET |
LBSI_SOFT_RESET | RBC_SOFT_RESET | CSM_SOFT_RESET |
@@ -2751,10 +2777,6 @@ int r600_uvd_init(struct radeon_device *rdev)
WREG32(UVD_MPC_SET_ALU, 0);
WREG32(UVD_MPC_SET_MUX, 0x88);
- /* Stall UMC */
- WREG32_P(UVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
- WREG32_P(UVD_RB_ARB_CTRL, 1 << 3, ~(1 << 3));
-
/* take all subblocks out of reset, except VCPU */
WREG32(UVD_SOFT_RESET, VCPU_SOFT_RESET);
mdelay(5);
@@ -3312,6 +3334,8 @@ static int r600_startup(struct radeon_device *rdev)
/* enable pcie gen2 link */
r600_pcie_gen2_enable(rdev);
+ r600_mc_program(rdev);
+
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
r = r600_init_microcode(rdev);
if (r) {
@@ -3324,7 +3348,6 @@ static int r600_startup(struct radeon_device *rdev)
if (r)
return r;
- r600_mc_program(rdev);
if (rdev->flags & RADEON_IS_AGP) {
r600_agp_enable(rdev);
} else {
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index f48240bb8c56..f264df5470f7 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -226,10 +226,29 @@ void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock)
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
u32 base_rate = 24000;
+ u32 max_ratio = clock / base_rate;
+ u32 dto_phase;
+ u32 dto_modulo = clock;
+ u32 wallclock_ratio;
+ u32 dto_cntl;
if (!dig || !dig->afmt)
return;
+ if (max_ratio >= 8) {
+ dto_phase = 192 * 1000;
+ wallclock_ratio = 3;
+ } else if (max_ratio >= 4) {
+ dto_phase = 96 * 1000;
+ wallclock_ratio = 2;
+ } else if (max_ratio >= 2) {
+ dto_phase = 48 * 1000;
+ wallclock_ratio = 1;
+ } else {
+ dto_phase = 24 * 1000;
+ wallclock_ratio = 0;
+ }
+
/* there are two DTOs selected by DCCG_AUDIO_DTO_SELECT.
* doesn't matter which one you use. Just use the first one.
*/
@@ -242,9 +261,21 @@ void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock)
/* according to the reg specs, this should DCE3.2 only, but in
* practice it seems to cover DCE3.0 as well.
*/
- WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100);
- WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100);
- WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */
+ if (dig->dig_encoder == 0) {
+ dto_cntl = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
+ dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
+ WREG32(DCCG_AUDIO_DTO0_CNTL, dto_cntl);
+ WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
+ WREG32(DCCG_AUDIO_DTO0_MODULE, dto_modulo);
+ WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */
+ } else {
+ dto_cntl = RREG32(DCCG_AUDIO_DTO1_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
+ dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
+ WREG32(DCCG_AUDIO_DTO1_CNTL, dto_cntl);
+ WREG32(DCCG_AUDIO_DTO1_PHASE, dto_phase);
+ WREG32(DCCG_AUDIO_DTO1_MODULE, dto_modulo);
+ WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
+ }
} else {
/* according to the reg specs, this should be DCE2.0 and DCE3.0 */
WREG32(AUDIO_DTO, AUDIO_DTO_PHASE(base_rate / 10) |
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 8e3fe815edab..7c780839a7f4 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -933,6 +933,9 @@
#define DCCG_AUDIO_DTO0_LOAD 0x051c
# define DTO_LOAD (1 << 31)
#define DCCG_AUDIO_DTO0_CNTL 0x0520
+# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO(x) (((x) & 7) << 0)
+# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK 7
+# define DCCG_AUDIO_DTO_WALLCLOCK_RATIO_SHIFT 0
#define DCCG_AUDIO_DTO1_PHASE 0x0524
#define DCCG_AUDIO_DTO1_MODULE 0x0528
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 2f08219c39b6..274b8e1b889f 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1468,7 +1468,6 @@ struct radeon_uvd {
void *cpu_addr;
uint64_t gpu_addr;
void *saved_bo;
- unsigned fw_size;
atomic_t handles[RADEON_MAX_UVD_HANDLES];
struct drm_file *filp[RADEON_MAX_UVD_HANDLES];
struct delayed_work idle_work;
@@ -2066,6 +2065,7 @@ struct radeon_device {
const struct firmware *mec_fw; /* CIK MEC firmware */
const struct firmware *sdma_fw; /* CIK SDMA firmware */
const struct firmware *smc_fw; /* SMC firmware */
+ const struct firmware *uvd_fw; /* UVD firmware */
struct r600_blit r600_blit;
struct r600_vram_scratch vram_scratch;
int msi_enabled; /* msi enabled */
@@ -2095,6 +2095,8 @@ struct radeon_device {
/* ACPI interface */
struct radeon_atif atif;
struct radeon_atcs atcs;
+ /* srbm instance registers */
+ struct mutex srbm_mutex;
};
int radeon_device_init(struct radeon_device *rdev,
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 902479fa737f..3d61d5aac18f 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -441,7 +441,7 @@ void rs780_dpm_debugfs_print_current_performance_level(struct radeon_device *rde
/* uvd */
int r600_uvd_init(struct radeon_device *rdev);
int r600_uvd_rbc_start(struct radeon_device *rdev);
-void r600_uvd_rbc_stop(struct radeon_device *rdev);
+void r600_uvd_stop(struct radeon_device *rdev);
int r600_uvd_ib_test(struct radeon_device *rdev, struct radeon_ring *ring);
void r600_uvd_fence_emit(struct radeon_device *rdev,
struct radeon_fence *fence);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 82335e38ec4f..63398ae1dbf5 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1163,6 +1163,7 @@ int radeon_device_init(struct radeon_device *rdev,
mutex_init(&rdev->gem.mutex);
mutex_init(&rdev->pm.mutex);
mutex_init(&rdev->gpu_clock_mutex);
+ mutex_init(&rdev->srbm_mutex);
init_rwsem(&rdev->pm.mclk_lock);
init_rwsem(&rdev->exclusive_lock);
init_waitqueue_head(&rdev->irq.vblank_queue);
@@ -1519,6 +1520,7 @@ int radeon_gpu_reset(struct radeon_device *rdev)
radeon_save_bios_scratch_regs(rdev);
/* block TTM */
resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev);
+ radeon_pm_suspend(rdev);
radeon_suspend(rdev);
for (i = 0; i < RADEON_NUM_RINGS; ++i) {
@@ -1564,6 +1566,7 @@ retry:
}
}
+ radeon_pm_resume(rdev);
drm_helper_resume_force_mode(rdev->ddev);
ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched);
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 7ddb0efe2408..ddb8f8e04eb5 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -782,7 +782,7 @@ int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring)
} else {
/* put fence directly behind firmware */
- index = ALIGN(rdev->uvd.fw_size, 8);
+ index = ALIGN(rdev->uvd_fw->size, 8);
rdev->fence_drv[ring].cpu_addr = rdev->uvd.cpu_addr + index;
rdev->fence_drv[ring].gpu_addr = rdev->uvd.gpu_addr + index;
}
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 6a51d943ccf4..b990b1a2bd50 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -207,7 +207,6 @@ void radeon_gart_table_vram_free(struct radeon_device *rdev)
if (rdev->gart.robj == NULL) {
return;
}
- radeon_gart_table_vram_unpin(rdev);
radeon_bo_unref(&rdev->gart.robj);
}
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index f374c467aaca..c557850cd345 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -1176,7 +1176,14 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_VERDE:
case CHIP_OLAND:
case CHIP_HAINAN:
- if (radeon_dpm == 1)
+ /* DPM requires the RLC, RV770+ dGPU requires SMC */
+ if (!rdev->rlc_fw)
+ rdev->pm.pm_method = PM_METHOD_PROFILE;
+ else if ((rdev->family >= CHIP_RV770) &&
+ (!(rdev->flags & RADEON_IS_IGP)) &&
+ (!rdev->smc_fw))
+ rdev->pm.pm_method = PM_METHOD_PROFILE;
+ else if (radeon_dpm == 1)
rdev->pm.pm_method = PM_METHOD_DPM;
else
rdev->pm.pm_method = PM_METHOD_PROFILE;
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index 414fd145d20e..f1c15754e73c 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -56,7 +56,6 @@ static void radeon_uvd_idle_work_handler(struct work_struct *work);
int radeon_uvd_init(struct radeon_device *rdev)
{
- const struct firmware *fw;
unsigned long bo_size;
const char *fw_name;
int i, r;
@@ -105,14 +104,14 @@ int radeon_uvd_init(struct radeon_device *rdev)
return -EINVAL;
}
- r = request_firmware(&fw, fw_name, rdev->dev);
+ r = request_firmware(&rdev->uvd_fw, fw_name, rdev->dev);
if (r) {
dev_err(rdev->dev, "radeon_uvd: Can't load firmware \"%s\"\n",
fw_name);
return r;
}
- bo_size = RADEON_GPU_PAGE_ALIGN(fw->size + 8) +
+ bo_size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 8) +
RADEON_UVD_STACK_SIZE + RADEON_UVD_HEAP_SIZE;
r = radeon_bo_create(rdev, bo_size, PAGE_SIZE, true,
RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->uvd.vcpu_bo);
@@ -145,12 +144,6 @@ int radeon_uvd_init(struct radeon_device *rdev)
radeon_bo_unreserve(rdev->uvd.vcpu_bo);
- rdev->uvd.fw_size = fw->size;
- memset(rdev->uvd.cpu_addr, 0, bo_size);
- memcpy(rdev->uvd.cpu_addr, fw->data, fw->size);
-
- release_firmware(fw);
-
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
atomic_set(&rdev->uvd.handles[i], 0);
rdev->uvd.filp[i] = NULL;
@@ -174,33 +167,60 @@ void radeon_uvd_fini(struct radeon_device *rdev)
}
radeon_bo_unref(&rdev->uvd.vcpu_bo);
+
+ release_firmware(rdev->uvd_fw);
}
int radeon_uvd_suspend(struct radeon_device *rdev)
{
unsigned size;
+ void *ptr;
+ int i;
if (rdev->uvd.vcpu_bo == NULL)
return 0;
+ for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i)
+ if (atomic_read(&rdev->uvd.handles[i]))
+ break;
+
+ if (i == RADEON_MAX_UVD_HANDLES)
+ return 0;
+
size = radeon_bo_size(rdev->uvd.vcpu_bo);
+ size -= rdev->uvd_fw->size;
+
+ ptr = rdev->uvd.cpu_addr;
+ ptr += rdev->uvd_fw->size;
+
rdev->uvd.saved_bo = kmalloc(size, GFP_KERNEL);
- memcpy(rdev->uvd.saved_bo, rdev->uvd.cpu_addr, size);
+ memcpy(rdev->uvd.saved_bo, ptr, size);
return 0;
}
int radeon_uvd_resume(struct radeon_device *rdev)
{
+ unsigned size;
+ void *ptr;
+
if (rdev->uvd.vcpu_bo == NULL)
return -EINVAL;
+ memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size);
+
+ size = radeon_bo_size(rdev->uvd.vcpu_bo);
+ size -= rdev->uvd_fw->size;
+
+ ptr = rdev->uvd.cpu_addr;
+ ptr += rdev->uvd_fw->size;
+
if (rdev->uvd.saved_bo != NULL) {
- unsigned size = radeon_bo_size(rdev->uvd.vcpu_bo);
- memcpy(rdev->uvd.cpu_addr, rdev->uvd.saved_bo, size);
+ memcpy(ptr, rdev->uvd.saved_bo, size);
kfree(rdev->uvd.saved_bo);
rdev->uvd.saved_bo = NULL;
- }
+ } else
+ memset(ptr, 0, size);
return 0;
}
@@ -215,8 +235,8 @@ void radeon_uvd_free_handles(struct radeon_device *rdev, struct drm_file *filp)
{
int i, r;
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
- if (rdev->uvd.filp[i] == filp) {
- uint32_t handle = atomic_read(&rdev->uvd.handles[i]);
+ uint32_t handle = atomic_read(&rdev->uvd.handles[i]);
+ if (handle != 0 && rdev->uvd.filp[i] == filp) {
struct radeon_fence *fence;
r = radeon_uvd_get_destroy_msg(rdev,
@@ -337,8 +357,10 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
}
r = radeon_bo_kmap(bo, &ptr);
- if (r)
+ if (r) {
+ DRM_ERROR("Failed mapping the UVD message (%d)!\n", r);
return r;
+ }
msg = ptr + offset;
@@ -364,8 +386,14 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
radeon_bo_kunmap(bo);
return 0;
} else {
- /* it's a create msg, no special handling needed */
radeon_bo_kunmap(bo);
+
+ if (msg_type != 0) {
+ DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
+ return -EINVAL;
+ }
+
+ /* it's a create msg, no special handling needed */
}
/* create or decode, validate the handle */
@@ -388,7 +416,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
int data0, int data1,
- unsigned buf_sizes[])
+ unsigned buf_sizes[], bool *has_msg_cmd)
{
struct radeon_cs_chunk *relocs_chunk;
struct radeon_cs_reloc *reloc;
@@ -417,7 +445,7 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
if (cmd < 0x4) {
if ((end - start) < buf_sizes[cmd]) {
- DRM_ERROR("buffer to small (%d / %d)!\n",
+ DRM_ERROR("buffer (%d) to small (%d / %d)!\n", cmd,
(unsigned)(end - start), buf_sizes[cmd]);
return -EINVAL;
}
@@ -442,9 +470,17 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
}
if (cmd == 0) {
+ if (*has_msg_cmd) {
+ DRM_ERROR("More than one message in a UVD-IB!\n");
+ return -EINVAL;
+ }
+ *has_msg_cmd = true;
r = radeon_uvd_cs_msg(p, reloc->robj, offset, buf_sizes);
if (r)
return r;
+ } else if (!*has_msg_cmd) {
+ DRM_ERROR("Message needed before other commands are send!\n");
+ return -EINVAL;
}
return 0;
@@ -453,7 +489,8 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
static int radeon_uvd_cs_reg(struct radeon_cs_parser *p,
struct radeon_cs_packet *pkt,
int *data0, int *data1,
- unsigned buf_sizes[])
+ unsigned buf_sizes[],
+ bool *has_msg_cmd)
{
int i, r;
@@ -467,7 +504,8 @@ static int radeon_uvd_cs_reg(struct radeon_cs_parser *p,
*data1 = p->idx;
break;
case UVD_GPCOM_VCPU_CMD:
- r = radeon_uvd_cs_reloc(p, *data0, *data1, buf_sizes);
+ r = radeon_uvd_cs_reloc(p, *data0, *data1,
+ buf_sizes, has_msg_cmd);
if (r)
return r;
break;
@@ -488,6 +526,9 @@ int radeon_uvd_cs_parse(struct radeon_cs_parser *p)
struct radeon_cs_packet pkt;
int r, data0 = 0, data1 = 0;
+ /* does the IB has a msg command */
+ bool has_msg_cmd = false;
+
/* minimum buffer sizes */
unsigned buf_sizes[] = {
[0x00000000] = 2048,
@@ -514,8 +555,8 @@ int radeon_uvd_cs_parse(struct radeon_cs_parser *p)
return r;
switch (pkt.type) {
case RADEON_PACKET_TYPE0:
- r = radeon_uvd_cs_reg(p, &pkt, &data0,
- &data1, buf_sizes);
+ r = radeon_uvd_cs_reg(p, &pkt, &data0, &data1,
+ buf_sizes, &has_msg_cmd);
if (r)
return r;
break;
@@ -527,6 +568,12 @@ int radeon_uvd_cs_parse(struct radeon_cs_parser *p)
return -EINVAL;
}
} while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
+
+ if (!has_msg_cmd) {
+ DRM_ERROR("UVD-IBs need a msg command!\n");
+ return -EINVAL;
+ }
+
return 0;
}
diff --git a/drivers/gpu/drm/radeon/rv6xx_dpm.c b/drivers/gpu/drm/radeon/rv6xx_dpm.c
index 363018c60412..bdd888b4db2b 100644
--- a/drivers/gpu/drm/radeon/rv6xx_dpm.c
+++ b/drivers/gpu/drm/radeon/rv6xx_dpm.c
@@ -1944,9 +1944,7 @@ static int rv6xx_parse_power_table(struct radeon_device *rdev)
int rv6xx_dpm_init(struct radeon_device *rdev)
{
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- uint16_t data_offset, size;
- uint8_t frev, crev;
+ struct radeon_atom_ss ss;
struct atom_clock_dividers dividers;
struct rv6xx_power_info *pi;
int ret;
@@ -1989,16 +1987,18 @@ int rv6xx_dpm_init(struct radeon_device *rdev)
pi->gfx_clock_gating = true;
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
+ pi->sclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
+ ASIC_INTERNAL_ENGINE_SS, 0);
+ pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
+ ASIC_INTERNAL_MEMORY_SS, 0);
+
+ /* Disable sclk ss, causes hangs on a lot of systems */
+ pi->sclk_ss = false;
+
+ if (pi->sclk_ss || pi->mclk_ss)
pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
+ else
pi->dynamic_ss = false;
- }
pi->dynamic_pcie_gen2 = true;
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 30ea14e8854c..bcc68ec204ad 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -813,7 +813,7 @@ int rv770_uvd_resume(struct radeon_device *rdev)
/* programm the VCPU memory controller bits 0-27 */
addr = rdev->uvd.gpu_addr >> 3;
- size = RADEON_GPU_PAGE_ALIGN(rdev->uvd.fw_size + 4) >> 3;
+ size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3;
WREG32(UVD_VCPU_CACHE_OFFSET0, addr);
WREG32(UVD_VCPU_CACHE_SIZE0, size);
@@ -1829,6 +1829,8 @@ static int rv770_startup(struct radeon_device *rdev)
/* enable pcie gen2 link */
rv770_pcie_gen2_enable(rdev);
+ rv770_mc_program(rdev);
+
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
r = r600_init_microcode(rdev);
if (r) {
@@ -1841,7 +1843,6 @@ static int rv770_startup(struct radeon_device *rdev)
if (r)
return r;
- rv770_mc_program(rdev);
if (rdev->flags & RADEON_IS_AGP) {
rv770_agp_enable(rdev);
} else {
@@ -1983,6 +1984,7 @@ int rv770_resume(struct radeon_device *rdev)
int rv770_suspend(struct radeon_device *rdev)
{
r600_audio_fini(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_suspend(rdev);
r700_cp_stop(rdev);
r600_dma_stop(rdev);
@@ -2098,6 +2100,7 @@ void rv770_fini(struct radeon_device *rdev)
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
rv770_pcie_gart_fini(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c
index 2d347925f77d..094c67a29d0d 100644
--- a/drivers/gpu/drm/radeon/rv770_dpm.c
+++ b/drivers/gpu/drm/radeon/rv770_dpm.c
@@ -2319,12 +2319,25 @@ int rv7xx_parse_power_table(struct radeon_device *rdev)
return 0;
}
+void rv770_get_engine_memory_ss(struct radeon_device *rdev)
+{
+ struct rv7xx_power_info *pi = rv770_get_pi(rdev);
+ struct radeon_atom_ss ss;
+
+ pi->sclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
+ ASIC_INTERNAL_ENGINE_SS, 0);
+ pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
+ ASIC_INTERNAL_MEMORY_SS, 0);
+
+ if (pi->sclk_ss || pi->mclk_ss)
+ pi->dynamic_ss = true;
+ else
+ pi->dynamic_ss = false;
+}
+
int rv770_dpm_init(struct radeon_device *rdev)
{
struct rv7xx_power_info *pi;
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- uint16_t data_offset, size;
- uint8_t frev, crev;
struct atom_clock_dividers dividers;
int ret;
@@ -2369,16 +2382,7 @@ int rv770_dpm_init(struct radeon_device *rdev)
pi->mvdd_control =
radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC, 0);
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
- pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- pi->dynamic_ss = false;
- }
+ rv770_get_engine_memory_ss(rdev);
pi->asi = RV770_ASI_DFLT;
pi->pasi = RV770_HASI_DFLT;
@@ -2393,8 +2397,7 @@ int rv770_dpm_init(struct radeon_device *rdev)
pi->dynamic_pcie_gen2 = true;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.h b/drivers/gpu/drm/radeon/rv770_dpm.h
index 96b1b2a62a8a..9244effc6b59 100644
--- a/drivers/gpu/drm/radeon/rv770_dpm.h
+++ b/drivers/gpu/drm/radeon/rv770_dpm.h
@@ -275,6 +275,7 @@ void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
struct radeon_ps *new_ps,
struct radeon_ps *old_ps);
+void rv770_get_engine_memory_ss(struct radeon_device *rdev);
/* smc */
int rv770_read_smc_soft_register(struct radeon_device *rdev,
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 6ca904673a4f..daa8d2df8ec5 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -1663,9 +1663,13 @@ static int si_init_microcode(struct radeon_device *rdev)
snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
- if (err)
- goto out;
- if (rdev->smc_fw->size != smc_req_size) {
+ if (err) {
+ printk(KERN_ERR
+ "smc: error loading firmware \"%s\"\n",
+ fw_name);
+ release_firmware(rdev->smc_fw);
+ rdev->smc_fw = NULL;
+ } else if (rdev->smc_fw->size != smc_req_size) {
printk(KERN_ERR
"si_smc: Bogus length %zu in firmware \"%s\"\n",
rdev->smc_fw->size, fw_name);
@@ -6418,6 +6422,8 @@ static int si_startup(struct radeon_device *rdev)
/* enable aspm */
si_program_aspm(rdev);
+ si_mc_program(rdev);
+
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw ||
!rdev->rlc_fw || !rdev->mc_fw) {
r = si_init_microcode(rdev);
@@ -6437,7 +6443,6 @@ static int si_startup(struct radeon_device *rdev)
if (r)
return r;
- si_mc_program(rdev);
r = si_pcie_gart_enable(rdev);
if (r)
return r;
@@ -6621,7 +6626,7 @@ int si_suspend(struct radeon_device *rdev)
si_cp_enable(rdev, false);
cayman_dma_stop(rdev);
if (rdev->has_uvd) {
- r600_uvd_rbc_stop(rdev);
+ r600_uvd_stop(rdev);
radeon_uvd_suspend(rdev);
}
si_irq_suspend(rdev);
@@ -6763,8 +6768,10 @@ void si_fini(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
- if (rdev->has_uvd)
+ if (rdev->has_uvd) {
+ r600_uvd_stop(rdev);
radeon_uvd_fini(rdev);
+ }
si_pcie_gart_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 7ad22e87cd62..88699e3cd868 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -1767,7 +1767,7 @@ static void si_calculate_leakage_for_v_and_t_formula(const struct ni_leakage_coe
s64 temperature, t_slope, t_intercept, av, bv, t_ref;
s64 tmp;
- i_leakage = drm_int2fixp(ileakage) / 100;
+ i_leakage = div64_s64(drm_int2fixp(ileakage), 100);
vddc = div64_s64(drm_int2fixp(v), 1000);
temperature = div64_s64(drm_int2fixp(t), 1000);
@@ -2903,7 +2903,8 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
{
struct ni_ps *ps = ni_get_ps(rps);
struct radeon_clock_and_voltage_limits *max_limits;
- bool disable_mclk_switching;
+ bool disable_mclk_switching = false;
+ bool disable_sclk_switching = false;
u32 mclk, sclk;
u16 vddc, vddci;
int i;
@@ -2911,8 +2912,11 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
ni_dpm_vblank_too_short(rdev))
disable_mclk_switching = true;
- else
- disable_mclk_switching = false;
+
+ if (rps->vclk || rps->dclk) {
+ disable_mclk_switching = true;
+ disable_sclk_switching = true;
+ }
if (rdev->pm.dpm.ac_power)
max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
@@ -2940,27 +2944,43 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
if (disable_mclk_switching) {
mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
- sclk = ps->performance_levels[0].sclk;
- vddc = ps->performance_levels[0].vddc;
vddci = ps->performance_levels[ps->performance_level_count - 1].vddci;
} else {
- sclk = ps->performance_levels[0].sclk;
mclk = ps->performance_levels[0].mclk;
- vddc = ps->performance_levels[0].vddc;
vddci = ps->performance_levels[0].vddci;
}
+ if (disable_sclk_switching) {
+ sclk = ps->performance_levels[ps->performance_level_count - 1].sclk;
+ vddc = ps->performance_levels[ps->performance_level_count - 1].vddc;
+ } else {
+ sclk = ps->performance_levels[0].sclk;
+ vddc = ps->performance_levels[0].vddc;
+ }
+
/* adjusted low state */
ps->performance_levels[0].sclk = sclk;
ps->performance_levels[0].mclk = mclk;
ps->performance_levels[0].vddc = vddc;
ps->performance_levels[0].vddci = vddci;
- for (i = 1; i < ps->performance_level_count; i++) {
- if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk)
- ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk;
- if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc)
- ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc;
+ if (disable_sclk_switching) {
+ sclk = ps->performance_levels[0].sclk;
+ for (i = 1; i < ps->performance_level_count; i++) {
+ if (sclk < ps->performance_levels[i].sclk)
+ sclk = ps->performance_levels[i].sclk;
+ }
+ for (i = 0; i < ps->performance_level_count; i++) {
+ ps->performance_levels[i].sclk = sclk;
+ ps->performance_levels[i].vddc = vddc;
+ }
+ } else {
+ for (i = 1; i < ps->performance_level_count; i++) {
+ if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk)
+ ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk;
+ if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc)
+ ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc;
+ }
}
if (disable_mclk_switching) {
@@ -6253,9 +6273,6 @@ int si_dpm_init(struct radeon_device *rdev)
struct evergreen_power_info *eg_pi;
struct ni_power_info *ni_pi;
struct si_power_info *si_pi;
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- u16 data_offset, size;
- u8 frev, crev;
struct atom_clock_dividers dividers;
int ret;
u32 mask;
@@ -6346,16 +6363,7 @@ int si_dpm_init(struct radeon_device *rdev)
si_pi->vddc_phase_shed_control =
radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, VOLTAGE_OBJ_PHASE_LUT);
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
- pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- pi->dynamic_ss = true;
- }
+ rv770_get_engine_memory_ss(rdev);
pi->asi = RV770_ASI_DFLT;
pi->pasi = CYPRESS_HASI_DFLT;
@@ -6366,8 +6374,7 @@ int si_dpm_init(struct radeon_device *rdev)
eg_pi->sclk_deep_sleep = true;
si_pi->sclk_deep_sleep_above_low = false;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index 7a5764843bfb..cd33084c7860 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -488,8 +488,6 @@ static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev)
if (djrcv_dev->querying_devices)
return 0;
- djrcv_dev->querying_devices = true;
-
dj_report = kzalloc(sizeof(struct dj_report), GFP_KERNEL);
if (!dj_report)
return -ENOMEM;
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 0f34bca9f5e5..6099f50b28aa 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -215,7 +215,7 @@ static inline int adt7470_write_word_data(struct i2c_client *client, u8 reg,
u16 value)
{
return i2c_smbus_write_byte_data(client, reg, value & 0xFF)
- && i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
+ || i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
}
static void adt7470_init_client(struct i2c_client *client)
diff --git a/drivers/i2c/busses/i2c-kempld.c b/drivers/i2c/busses/i2c-kempld.c
index ccec916bc3eb..af8f65fb1c05 100644
--- a/drivers/i2c/busses/i2c-kempld.c
+++ b/drivers/i2c/busses/i2c-kempld.c
@@ -246,9 +246,9 @@ static void kempld_i2c_device_init(struct kempld_i2c_data *i2c)
bus_frequency = KEMPLD_I2C_FREQ_MAX;
if (pld->info.spec_major == 1)
- prescale = pld->pld_clock / bus_frequency * 5 - 1000;
+ prescale = pld->pld_clock / (bus_frequency * 5) - 1000;
else
- prescale = pld->pld_clock / bus_frequency * 4 - 3000;
+ prescale = pld->pld_clock / (bus_frequency * 4) - 3000;
if (prescale < 0)
prescale = 0;
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index df8ff5aea5b5..e2e9a0dade96 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -493,7 +493,7 @@ static int mxs_i2c_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg,
* based on this empirical measurement and a lot of previous frobbing.
*/
i2c->cmd_err = 0;
- if (msg->len < 8) {
+ if (0) { /* disable PIO mode until a proper fix is made */
ret = mxs_i2c_pio_setup_xfer(adap, msg, flags);
if (ret)
mxs_i2c_reset(i2c);
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 0ad208a69c29..3ceac3e91dde 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -60,7 +60,6 @@ static void tiadc_step_config(struct tiadc_device *adc_dev)
{
unsigned int stepconfig;
int i, steps;
- u32 step_en;
/*
* There are 16 configurable steps and 8 analog input
@@ -86,8 +85,7 @@ static void tiadc_step_config(struct tiadc_device *adc_dev)
adc_dev->channel_step[i] = steps;
steps++;
}
- step_en = get_adc_step_mask(adc_dev);
- am335x_tsc_se_set(adc_dev->mfd_tscadc, step_en);
+
}
static const char * const chan_name_ain[] = {
@@ -142,10 +140,22 @@ static int tiadc_read_raw(struct iio_dev *indio_dev,
int *val, int *val2, long mask)
{
struct tiadc_device *adc_dev = iio_priv(indio_dev);
- int i;
- unsigned int fifo1count, read;
+ int i, map_val;
+ unsigned int fifo1count, read, stepid;
u32 step = UINT_MAX;
bool found = false;
+ u32 step_en;
+ unsigned long timeout = jiffies + usecs_to_jiffies
+ (IDLE_TIMEOUT * adc_dev->channels);
+ step_en = get_adc_step_mask(adc_dev);
+ am335x_tsc_se_set(adc_dev->mfd_tscadc, step_en);
+
+ /* Wait for ADC sequencer to complete sampling */
+ while (tiadc_readl(adc_dev, REG_ADCFSM) & SEQ_STATUS) {
+ if (time_after(jiffies, timeout))
+ return -EAGAIN;
+ }
+ map_val = chan->channel + TOTAL_CHANNELS;
/*
* When the sub-system is first enabled,
@@ -170,12 +180,16 @@ static int tiadc_read_raw(struct iio_dev *indio_dev,
fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT);
for (i = 0; i < fifo1count; i++) {
read = tiadc_readl(adc_dev, REG_FIFO1);
- if (read >> 16 == step) {
- *val = read & 0xfff;
+ stepid = read & FIFOREAD_CHNLID_MASK;
+ stepid = stepid >> 0x10;
+
+ if (stepid == map_val) {
+ read = read & FIFOREAD_DATA_MASK;
found = true;
+ *val = read;
}
}
- am335x_tsc_se_update(adc_dev->mfd_tscadc);
+
if (found == false)
return -EBUSY;
return IIO_VAL_INT;
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
index ea8a4146620d..0dd9bb873130 100644
--- a/drivers/iio/industrialio-trigger.c
+++ b/drivers/iio/industrialio-trigger.c
@@ -127,12 +127,17 @@ static struct iio_trigger *iio_trigger_find_by_name(const char *name,
void iio_trigger_poll(struct iio_trigger *trig, s64 time)
{
int i;
- if (!trig->use_count)
- for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++)
- if (trig->subirqs[i].enabled) {
- trig->use_count++;
+
+ if (!atomic_read(&trig->use_count)) {
+ atomic_set(&trig->use_count, CONFIG_IIO_CONSUMERS_PER_TRIGGER);
+
+ for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) {
+ if (trig->subirqs[i].enabled)
generic_handle_irq(trig->subirq_base + i);
- }
+ else
+ iio_trigger_notify_done(trig);
+ }
+ }
}
EXPORT_SYMBOL(iio_trigger_poll);
@@ -146,19 +151,24 @@ EXPORT_SYMBOL(iio_trigger_generic_data_rdy_poll);
void iio_trigger_poll_chained(struct iio_trigger *trig, s64 time)
{
int i;
- if (!trig->use_count)
- for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++)
- if (trig->subirqs[i].enabled) {
- trig->use_count++;
+
+ if (!atomic_read(&trig->use_count)) {
+ atomic_set(&trig->use_count, CONFIG_IIO_CONSUMERS_PER_TRIGGER);
+
+ for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) {
+ if (trig->subirqs[i].enabled)
handle_nested_irq(trig->subirq_base + i);
- }
+ else
+ iio_trigger_notify_done(trig);
+ }
+ }
}
EXPORT_SYMBOL(iio_trigger_poll_chained);
void iio_trigger_notify_done(struct iio_trigger *trig)
{
- trig->use_count--;
- if (trig->use_count == 0 && trig->ops && trig->ops->try_reenable)
+ if (atomic_dec_and_test(&trig->use_count) && trig->ops &&
+ trig->ops->try_reenable)
if (trig->ops->try_reenable(trig))
/* Missed an interrupt so launch new poll now */
iio_trigger_poll(trig, 0);
diff --git a/drivers/media/i2c/ml86v7667.c b/drivers/media/i2c/ml86v7667.c
index efdc873e58d1..a9857022f71d 100644
--- a/drivers/media/i2c/ml86v7667.c
+++ b/drivers/media/i2c/ml86v7667.c
@@ -117,7 +117,7 @@ static int ml86v7667_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = to_sd(ctrl);
struct i2c_client *client = v4l2_get_subdevdata(sd);
- int ret;
+ int ret = -EINVAL;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
@@ -157,7 +157,7 @@ static int ml86v7667_s_ctrl(struct v4l2_ctrl *ctrl)
break;
}
- return 0;
+ return ret;
}
static int ml86v7667_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index df4ada880e42..bd9405df1bd6 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -1987,7 +1987,7 @@ MODULE_DEVICE_TABLE(platform, coda_platform_ids);
#ifdef CONFIG_OF
static const struct of_device_id coda_dt_ids[] = {
- { .compatible = "fsl,imx27-vpu", .data = &coda_platform_ids[CODA_IMX27] },
+ { .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] },
{ .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] },
{ /* sentinel */ }
};
diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c
index 553d87e5ceab..fd6289d60cde 100644
--- a/drivers/media/platform/s5p-g2d/g2d.c
+++ b/drivers/media/platform/s5p-g2d/g2d.c
@@ -784,6 +784,7 @@ static int g2d_probe(struct platform_device *pdev)
}
*vfd = g2d_videodev;
vfd->lock = &dev->mutex;
+ vfd->v4l2_dev = &dev->v4l2_dev;
ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
if (ret) {
v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index 5296385153d5..4f6dd42c9adb 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -344,7 +344,7 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
pix_mp->num_planes = 2;
/* Set pixelformat to the format in which MFC
outputs the decoded frame */
- pix_mp->pixelformat = V4L2_PIX_FMT_NV12MT;
+ pix_mp->pixelformat = ctx->dst_fmt->fourcc;
pix_mp->plane_fmt[0].bytesperline = ctx->buf_width;
pix_mp->plane_fmt[0].sizeimage = ctx->luma_size;
pix_mp->plane_fmt[1].bytesperline = ctx->buf_width;
@@ -382,10 +382,16 @@ static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
mfc_err("Unsupported format for source.\n");
return -EINVAL;
}
- if (!IS_MFCV6(dev) && (fmt->fourcc == V4L2_PIX_FMT_VP8)) {
- mfc_err("Not supported format.\n");
+ if (fmt->codec_mode == S5P_FIMV_CODEC_NONE) {
+ mfc_err("Unknown codec\n");
return -EINVAL;
}
+ if (!IS_MFCV6(dev)) {
+ if (fmt->fourcc == V4L2_PIX_FMT_VP8) {
+ mfc_err("Not supported format.\n");
+ return -EINVAL;
+ }
+ }
} else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
fmt = find_format(f, MFC_FMT_RAW);
if (!fmt) {
@@ -411,7 +417,6 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
struct s5p_mfc_dev *dev = video_drvdata(file);
struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
int ret = 0;
- struct s5p_mfc_fmt *fmt;
struct v4l2_pix_format_mplane *pix_mp;
mfc_debug_enter();
@@ -425,54 +430,32 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
goto out;
}
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
- fmt = find_format(f, MFC_FMT_RAW);
- if (!fmt) {
- mfc_err("Unsupported format for source.\n");
- return -EINVAL;
- }
- if (!IS_MFCV6(dev) && (fmt->fourcc != V4L2_PIX_FMT_NV12MT)) {
- mfc_err("Not supported format.\n");
- return -EINVAL;
- } else if (IS_MFCV6(dev) &&
- (fmt->fourcc == V4L2_PIX_FMT_NV12MT)) {
- mfc_err("Not supported format.\n");
- return -EINVAL;
- }
- ctx->dst_fmt = fmt;
- mfc_debug_leave();
- return ret;
- } else if (f->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
- mfc_err("Wrong type error for S_FMT : %d", f->type);
- return -EINVAL;
- }
- fmt = find_format(f, MFC_FMT_DEC);
- if (!fmt || fmt->codec_mode == S5P_MFC_CODEC_NONE) {
- mfc_err("Unknown codec\n");
- ret = -EINVAL;
+ /* dst_fmt is validated by call to vidioc_try_fmt */
+ ctx->dst_fmt = find_format(f, MFC_FMT_RAW);
+ ret = 0;
goto out;
- }
- if (fmt->type != MFC_FMT_DEC) {
- mfc_err("Wrong format selected, you should choose "
- "format for decoding\n");
+ } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ /* src_fmt is validated by call to vidioc_try_fmt */
+ ctx->src_fmt = find_format(f, MFC_FMT_DEC);
+ ctx->codec_mode = ctx->src_fmt->codec_mode;
+ mfc_debug(2, "The codec number is: %d\n", ctx->codec_mode);
+ pix_mp->height = 0;
+ pix_mp->width = 0;
+ if (pix_mp->plane_fmt[0].sizeimage)
+ ctx->dec_src_buf_size = pix_mp->plane_fmt[0].sizeimage;
+ else
+ pix_mp->plane_fmt[0].sizeimage = ctx->dec_src_buf_size =
+ DEF_CPB_SIZE;
+ pix_mp->plane_fmt[0].bytesperline = 0;
+ ctx->state = MFCINST_INIT;
+ ret = 0;
+ goto out;
+ } else {
+ mfc_err("Wrong type error for S_FMT : %d", f->type);
ret = -EINVAL;
goto out;
}
- if (!IS_MFCV6(dev) && (fmt->fourcc == V4L2_PIX_FMT_VP8)) {
- mfc_err("Not supported format.\n");
- return -EINVAL;
- }
- ctx->src_fmt = fmt;
- ctx->codec_mode = fmt->codec_mode;
- mfc_debug(2, "The codec number is: %d\n", ctx->codec_mode);
- pix_mp->height = 0;
- pix_mp->width = 0;
- if (pix_mp->plane_fmt[0].sizeimage)
- ctx->dec_src_buf_size = pix_mp->plane_fmt[0].sizeimage;
- else
- pix_mp->plane_fmt[0].sizeimage = ctx->dec_src_buf_size =
- DEF_CPB_SIZE;
- pix_mp->plane_fmt[0].bytesperline = 0;
- ctx->state = MFCINST_INIT;
+
out:
mfc_debug_leave();
return ret;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 2549967b2f85..59e56f4c8ce3 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -906,6 +906,7 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
{
+ struct s5p_mfc_dev *dev = video_drvdata(file);
struct s5p_mfc_fmt *fmt;
struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
@@ -930,6 +931,18 @@ static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
return -EINVAL;
}
+ if (!IS_MFCV6(dev)) {
+ if (fmt->fourcc == V4L2_PIX_FMT_NV12MT_16X16) {
+ mfc_err("Not supported format.\n");
+ return -EINVAL;
+ }
+ } else if (IS_MFCV6(dev)) {
+ if (fmt->fourcc == V4L2_PIX_FMT_NV12MT) {
+ mfc_err("Not supported format.\n");
+ return -EINVAL;
+ }
+ }
+
if (fmt->num_planes != pix_fmt_mp->num_planes) {
mfc_err("failed to try output format\n");
return -EINVAL;
@@ -947,7 +960,6 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
{
struct s5p_mfc_dev *dev = video_drvdata(file);
struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
- struct s5p_mfc_fmt *fmt;
struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
int ret = 0;
@@ -960,13 +972,9 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
goto out;
}
if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
- fmt = find_format(f, MFC_FMT_ENC);
- if (!fmt) {
- mfc_err("failed to set capture format\n");
- return -EINVAL;
- }
+ /* dst_fmt is validated by call to vidioc_try_fmt */
+ ctx->dst_fmt = find_format(f, MFC_FMT_ENC);
ctx->state = MFCINST_INIT;
- ctx->dst_fmt = fmt;
ctx->codec_mode = ctx->dst_fmt->codec_mode;
ctx->enc_dst_buf_size = pix_fmt_mp->plane_fmt[0].sizeimage;
pix_fmt_mp->plane_fmt[0].bytesperline = 0;
@@ -987,28 +995,8 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
}
mfc_debug(2, "Got instance number: %d\n", ctx->inst_no);
} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
- fmt = find_format(f, MFC_FMT_RAW);
- if (!fmt) {
- mfc_err("failed to set output format\n");
- return -EINVAL;
- }
-
- if (!IS_MFCV6(dev) &&
- (fmt->fourcc == V4L2_PIX_FMT_NV12MT_16X16)) {
- mfc_err("Not supported format.\n");
- return -EINVAL;
- } else if (IS_MFCV6(dev) &&
- (fmt->fourcc == V4L2_PIX_FMT_NV12MT)) {
- mfc_err("Not supported format.\n");
- return -EINVAL;
- }
-
- if (fmt->num_planes != pix_fmt_mp->num_planes) {
- mfc_err("failed to set output format\n");
- ret = -EINVAL;
- goto out;
- }
- ctx->src_fmt = fmt;
+ /* src_fmt is validated by call to vidioc_try_fmt */
+ ctx->src_fmt = find_format(f, MFC_FMT_RAW);
ctx->img_width = pix_fmt_mp->width;
ctx->img_height = pix_fmt_mp->height;
mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode);
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c
index 4851cc2e4a4d..c4ff9739a7ae 100644
--- a/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -726,7 +726,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
*eedata = data;
*eedata_len = len;
- dev_config = (void *)eedata;
+ dev_config = (void *)*eedata;
switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) {
case 0:
diff --git a/drivers/media/usb/hdpvr/hdpvr-core.c b/drivers/media/usb/hdpvr/hdpvr-core.c
index cb694055ba7d..6e5070774dc2 100644
--- a/drivers/media/usb/hdpvr/hdpvr-core.c
+++ b/drivers/media/usb/hdpvr/hdpvr-core.c
@@ -303,6 +303,11 @@ static int hdpvr_probe(struct usb_interface *interface,
dev->workqueue = 0;
+ /* init video transfer queues first of all */
+ /* to prevent oops in hdpvr_delete() on error paths */
+ INIT_LIST_HEAD(&dev->free_buff_list);
+ INIT_LIST_HEAD(&dev->rec_buff_list);
+
/* register v4l2_device early so it can be used for printks */
if (v4l2_device_register(&interface->dev, &dev->v4l2_dev)) {
dev_err(&interface->dev, "v4l2_device_register failed\n");
@@ -325,10 +330,6 @@ static int hdpvr_probe(struct usb_interface *interface,
if (!dev->workqueue)
goto error;
- /* init video transfer queues */
- INIT_LIST_HEAD(&dev->free_buff_list);
- INIT_LIST_HEAD(&dev->rec_buff_list);
-
dev->options = hdpvr_default_options;
if (default_video_input < HDPVR_VIDEO_INPUTS)
@@ -405,7 +406,7 @@ static int hdpvr_probe(struct usb_interface *interface,
video_nr[atomic_inc_return(&dev_nr)]);
if (retval < 0) {
v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
- goto error;
+ goto reg_fail;
}
/* let the user know what node this device is now attached to */
diff --git a/drivers/media/usb/usbtv/Kconfig b/drivers/media/usb/usbtv/Kconfig
index 8864436464bf..7c5b86006ee6 100644
--- a/drivers/media/usb/usbtv/Kconfig
+++ b/drivers/media/usb/usbtv/Kconfig
@@ -1,6 +1,6 @@
config VIDEO_USBTV
tristate "USBTV007 video capture support"
- depends on VIDEO_DEV
+ depends on VIDEO_V4L2
select VIDEOBUF2_VMALLOC
---help---
diff --git a/drivers/media/usb/usbtv/usbtv.c b/drivers/media/usb/usbtv/usbtv.c
index bf43f874685e..91650173941a 100644
--- a/drivers/media/usb/usbtv/usbtv.c
+++ b/drivers/media/usb/usbtv/usbtv.c
@@ -57,7 +57,7 @@
#define USBTV_CHUNK_SIZE 256
#define USBTV_CHUNK 240
#define USBTV_CHUNKS (USBTV_WIDTH * USBTV_HEIGHT \
- / 2 / USBTV_CHUNK)
+ / 4 / USBTV_CHUNK)
/* Chunk header. */
#define USBTV_MAGIC_OK(chunk) ((be32_to_cpu(chunk[0]) & 0xff000000) \
@@ -89,6 +89,7 @@ struct usbtv {
/* Number of currently processed frame, useful find
* out when a new one begins. */
u32 frame_id;
+ int chunks_done;
int iso_size;
unsigned int sequence;
@@ -202,6 +203,26 @@ static int usbtv_setup_capture(struct usbtv *usbtv)
return 0;
}
+/* Copy data from chunk into a frame buffer, deinterlacing the data
+ * into every second line. Unfortunately, they don't align nicely into
+ * 720 pixel lines, as the chunk is 240 words long, which is 480 pixels.
+ * Therefore, we break down the chunk into two halves before copyting,
+ * so that we can interleave a line if needed. */
+static void usbtv_chunk_to_vbuf(u32 *frame, u32 *src, int chunk_no, int odd)
+{
+ int half;
+
+ for (half = 0; half < 2; half++) {
+ int part_no = chunk_no * 2 + half;
+ int line = part_no / 3;
+ int part_index = (line * 2 + !odd) * 3 + (part_no % 3);
+
+ u32 *dst = &frame[part_index * USBTV_CHUNK/2];
+ memcpy(dst, src, USBTV_CHUNK/2 * sizeof(*src));
+ src += USBTV_CHUNK/2;
+ }
+}
+
/* Called for each 256-byte image chunk.
* First word identifies the chunk, followed by 240 words of image
* data and padding. */
@@ -218,17 +239,17 @@ static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk)
frame_id = USBTV_FRAME_ID(chunk);
odd = USBTV_ODD(chunk);
chunk_no = USBTV_CHUNK_NO(chunk);
-
- /* Deinterlace. TODO: Use interlaced frame format. */
- chunk_no = (chunk_no - chunk_no % 3) * 2 + chunk_no % 3;
- chunk_no += !odd * 3;
-
if (chunk_no >= USBTV_CHUNKS)
return;
/* Beginning of a frame. */
- if (chunk_no == 0)
+ if (chunk_no == 0) {
usbtv->frame_id = frame_id;
+ usbtv->chunks_done = 0;
+ }
+
+ if (usbtv->frame_id != frame_id)
+ return;
spin_lock_irqsave(&usbtv->buflock, flags);
if (list_empty(&usbtv->bufs)) {
@@ -241,19 +262,23 @@ static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk)
buf = list_first_entry(&usbtv->bufs, struct usbtv_buf, list);
frame = vb2_plane_vaddr(&buf->vb, 0);
- /* Copy the chunk. */
- memcpy(&frame[chunk_no * USBTV_CHUNK], &chunk[1],
- USBTV_CHUNK * sizeof(chunk[1]));
+ /* Copy the chunk data. */
+ usbtv_chunk_to_vbuf(frame, &chunk[1], chunk_no, odd);
+ usbtv->chunks_done++;
/* Last chunk in a frame, signalling an end */
- if (usbtv->frame_id && chunk_no == USBTV_CHUNKS-1) {
+ if (odd && chunk_no == USBTV_CHUNKS-1) {
int size = vb2_plane_size(&buf->vb, 0);
+ enum vb2_buffer_state state = usbtv->chunks_done ==
+ USBTV_CHUNKS ?
+ VB2_BUF_STATE_DONE :
+ VB2_BUF_STATE_ERROR;
buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED;
buf->vb.v4l2_buf.sequence = usbtv->sequence++;
v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp);
vb2_set_plane_payload(&buf->vb, 0, size);
- vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE);
+ vb2_buffer_done(&buf->vb, state);
list_del(&buf->list);
}
@@ -518,7 +543,7 @@ static int usbtv_queue_setup(struct vb2_queue *vq,
if (*nbuffers < 2)
*nbuffers = 2;
*nplanes = 1;
- sizes[0] = USBTV_CHUNK * USBTV_CHUNKS * sizeof(u32);
+ sizes[0] = USBTV_WIDTH * USBTV_HEIGHT / 2 * sizeof(u32);
return 0;
}
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb.c b/drivers/net/can/usb/peak_usb/pcan_usb.c
index 25723d8ee201..925ab8ec9329 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb.c
@@ -649,7 +649,7 @@ static int pcan_usb_decode_data(struct pcan_usb_msg_context *mc, u8 status_len)
if ((mc->ptr + rec_len) > mc->end)
goto decode_failed;
- memcpy(cf->data, mc->ptr, rec_len);
+ memcpy(cf->data, mc->ptr, cf->can_dlc);
mc->ptr += rec_len;
}
diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c
index f1b121ee5525..55d79cb53a79 100644
--- a/drivers/net/ethernet/arc/emac_main.c
+++ b/drivers/net/ethernet/arc/emac_main.c
@@ -199,7 +199,7 @@ static int arc_emac_rx(struct net_device *ndev, int budget)
struct arc_emac_priv *priv = netdev_priv(ndev);
unsigned int work_done;
- for (work_done = 0; work_done <= budget; work_done++) {
+ for (work_done = 0; work_done < budget; work_done++) {
unsigned int *last_rx_bd = &priv->last_rx_bd;
struct net_device_stats *stats = &priv->stats;
struct buffer_state *rx_buff = &priv->rx_buff[*last_rx_bd];
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index 7ecb44ad24fb..126dec4342e6 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -1502,6 +1502,7 @@ struct bnx2x {
#define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21)
#define IS_VF_FLAG (1 << 22)
#define INTERRUPTS_ENABLED_FLAG (1 << 23)
+#define BC_SUPPORTS_RMMOD_CMD (1 << 24)
#define BP_NOMCP(bp) ((bp)->flags & NO_MCP_FLAG)
@@ -1830,6 +1831,8 @@ struct bnx2x {
int fp_array_size;
u32 dump_preset_idx;
+ bool stats_started;
+ struct semaphore stats_sema;
};
/* Tx queues may be less or equal to Rx queues */
@@ -2451,4 +2454,6 @@ enum bnx2x_pci_bus_speed {
BNX2X_PCI_LINK_SPEED_5000 = 5000,
BNX2X_PCI_LINK_SPEED_8000 = 8000
};
+
+void bnx2x_set_local_cmng(struct bnx2x *bp);
#endif /* bnx2x.h */
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c
index 0c94df47e0e8..f9122f2d6b65 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c
@@ -753,6 +753,10 @@ void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state)
bnx2x_pfc_set_pfc(bp);
bnx2x_dcbx_update_ets_params(bp);
+
+ /* ets may affect cmng configuration: reinit it in hw */
+ bnx2x_set_local_cmng(bp);
+
bnx2x_dcbx_resume_hw_tx(bp);
return;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h
index 5018e52ae2ad..32767f6aa33f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h
@@ -1300,6 +1300,9 @@ struct drv_func_mb {
#define DRV_MSG_CODE_EEE_RESULTS_ACK 0xda000000
+ #define DRV_MSG_CODE_RMMOD 0xdb000000
+ #define REQ_BC_VER_4_RMMOD_CMD 0x0007080f
+
#define DRV_MSG_CODE_SET_MF_BW 0xe0000000
#define REQ_BC_VER_4_SET_MF_BW 0x00060202
#define DRV_MSG_CODE_SET_MF_BW_ACK 0xe1000000
@@ -1372,6 +1375,8 @@ struct drv_func_mb {
#define FW_MSG_CODE_EEE_RESULS_ACK 0xda100000
+ #define FW_MSG_CODE_RMMOD_ACK 0xdb100000
+
#define FW_MSG_CODE_SET_MF_BW_SENT 0xe0000000
#define FW_MSG_CODE_SET_MF_BW_DONE 0xe1000000
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 39d7db58bf86..7f4ec80f0cb3 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -2476,7 +2476,7 @@ static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type)
input.port_rate = bp->link_vars.line_speed;
- if (cmng_type == CMNG_FNS_MINMAX) {
+ if (cmng_type == CMNG_FNS_MINMAX && input.port_rate) {
int vn;
/* read mf conf from shmem */
@@ -2533,6 +2533,21 @@ static void storm_memset_cmng(struct bnx2x *bp,
}
}
+/* init cmng mode in HW according to local configuration */
+void bnx2x_set_local_cmng(struct bnx2x *bp)
+{
+ int cmng_fns = bnx2x_get_cmng_fns_mode(bp);
+
+ if (cmng_fns != CMNG_FNS_NONE) {
+ bnx2x_cmng_fns_init(bp, false, cmng_fns);
+ storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
+ } else {
+ /* rate shaping and fairness are disabled */
+ DP(NETIF_MSG_IFUP,
+ "single function mode without fairness\n");
+ }
+}
+
/* This function is called upon link interrupt */
static void bnx2x_link_attn(struct bnx2x *bp)
{
@@ -2568,17 +2583,8 @@ static void bnx2x_link_attn(struct bnx2x *bp)
bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
}
- if (bp->link_vars.link_up && bp->link_vars.line_speed) {
- int cmng_fns = bnx2x_get_cmng_fns_mode(bp);
-
- if (cmng_fns != CMNG_FNS_NONE) {
- bnx2x_cmng_fns_init(bp, false, cmng_fns);
- storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
- } else
- /* rate shaping and fairness are disabled */
- DP(NETIF_MSG_IFUP,
- "single function mode without fairness\n");
- }
+ if (bp->link_vars.link_up && bp->link_vars.line_speed)
+ bnx2x_set_local_cmng(bp);
__bnx2x_link_report(bp);
@@ -10360,6 +10366,10 @@ static void bnx2x_get_common_hwinfo(struct bnx2x *bp)
bp->flags |= (val >= REQ_BC_VER_4_DCBX_ADMIN_MSG_NON_PMF) ?
BC_SUPPORTS_DCBX_MSG_NON_PMF : 0;
+
+ bp->flags |= (val >= REQ_BC_VER_4_RMMOD_CMD) ?
+ BC_SUPPORTS_RMMOD_CMD : 0;
+
boot_mode = SHMEM_RD(bp,
dev_info.port_feature_config[BP_PORT(bp)].mba_config) &
PORT_FEATURE_MBA_BOOT_AGENT_TYPE_MASK;
@@ -11522,6 +11532,7 @@ static int bnx2x_init_bp(struct bnx2x *bp)
mutex_init(&bp->port.phy_mutex);
mutex_init(&bp->fw_mb_mutex);
spin_lock_init(&bp->stats_lock);
+ sema_init(&bp->stats_sema, 1);
INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task);
INIT_DELAYED_WORK(&bp->sp_rtnl_task, bnx2x_sp_rtnl_task);
@@ -12825,13 +12836,17 @@ static void __bnx2x_remove(struct pci_dev *pdev,
bnx2x_dcbnl_update_applist(bp, true);
#endif
+ if (IS_PF(bp) &&
+ !BP_NOMCP(bp) &&
+ (bp->flags & BC_SUPPORTS_RMMOD_CMD))
+ bnx2x_fw_command(bp, DRV_MSG_CODE_RMMOD, 0);
+
/* Close the interface - either directly or implicitly */
if (remove_netdev) {
unregister_netdev(dev);
} else {
rtnl_lock();
- if (netif_running(dev))
- bnx2x_close(dev);
+ dev_close(dev);
rtnl_unlock();
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 6291324913e9..1d925fd9cdc6 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -3471,7 +3471,7 @@ int bnx2x_vf_pci_alloc(struct bnx2x *bp)
alloc_mem_err:
BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping,
sizeof(struct bnx2x_vf_mbx_msg));
- BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping,
+ BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->pf2vf_bulletin_mapping,
sizeof(union pf_vf_bulletin));
return -ENOMEM;
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
index 98366abd02bd..d63d1327b051 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
@@ -221,7 +221,8 @@ static int bnx2x_stats_comp(struct bnx2x *bp)
* Statistics service functions
*/
-static void bnx2x_stats_pmf_update(struct bnx2x *bp)
+/* should be called under stats_sema */
+static void __bnx2x_stats_pmf_update(struct bnx2x *bp)
{
struct dmae_command *dmae;
u32 opcode;
@@ -518,7 +519,8 @@ static void bnx2x_func_stats_init(struct bnx2x *bp)
*stats_comp = 0;
}
-static void bnx2x_stats_start(struct bnx2x *bp)
+/* should be called under stats_sema */
+static void __bnx2x_stats_start(struct bnx2x *bp)
{
/* vfs travel through here as part of the statistics FSM, but no action
* is required
@@ -534,13 +536,34 @@ static void bnx2x_stats_start(struct bnx2x *bp)
bnx2x_hw_stats_post(bp);
bnx2x_storm_stats_post(bp);
+
+ bp->stats_started = true;
+}
+
+static void bnx2x_stats_start(struct bnx2x *bp)
+{
+ if (down_timeout(&bp->stats_sema, HZ/10))
+ BNX2X_ERR("Unable to acquire stats lock\n");
+ __bnx2x_stats_start(bp);
+ up(&bp->stats_sema);
}
static void bnx2x_stats_pmf_start(struct bnx2x *bp)
{
+ if (down_timeout(&bp->stats_sema, HZ/10))
+ BNX2X_ERR("Unable to acquire stats lock\n");
bnx2x_stats_comp(bp);
- bnx2x_stats_pmf_update(bp);
- bnx2x_stats_start(bp);
+ __bnx2x_stats_pmf_update(bp);
+ __bnx2x_stats_start(bp);
+ up(&bp->stats_sema);
+}
+
+static void bnx2x_stats_pmf_update(struct bnx2x *bp)
+{
+ if (down_timeout(&bp->stats_sema, HZ/10))
+ BNX2X_ERR("Unable to acquire stats lock\n");
+ __bnx2x_stats_pmf_update(bp);
+ up(&bp->stats_sema);
}
static void bnx2x_stats_restart(struct bnx2x *bp)
@@ -550,8 +573,11 @@ static void bnx2x_stats_restart(struct bnx2x *bp)
*/
if (IS_VF(bp))
return;
+ if (down_timeout(&bp->stats_sema, HZ/10))
+ BNX2X_ERR("Unable to acquire stats lock\n");
bnx2x_stats_comp(bp);
- bnx2x_stats_start(bp);
+ __bnx2x_stats_start(bp);
+ up(&bp->stats_sema);
}
static void bnx2x_bmac_stats_update(struct bnx2x *bp)
@@ -888,9 +914,7 @@ static int bnx2x_storm_stats_validate_counters(struct bnx2x *bp)
/* Make sure we use the value of the counter
* used for sending the last stats ramrod.
*/
- spin_lock_bh(&bp->stats_lock);
cur_stats_counter = bp->stats_counter - 1;
- spin_unlock_bh(&bp->stats_lock);
/* are storm stats valid? */
if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
@@ -1227,12 +1251,18 @@ static void bnx2x_stats_update(struct bnx2x *bp)
{
u32 *stats_comp = bnx2x_sp(bp, stats_comp);
- if (bnx2x_edebug_stats_stopped(bp))
+ /* we run update from timer context, so give up
+ * if somebody is in the middle of transition
+ */
+ if (down_trylock(&bp->stats_sema))
return;
+ if (bnx2x_edebug_stats_stopped(bp) || !bp->stats_started)
+ goto out;
+
if (IS_PF(bp)) {
if (*stats_comp != DMAE_COMP_VAL)
- return;
+ goto out;
if (bp->port.pmf)
bnx2x_hw_stats_update(bp);
@@ -1242,7 +1272,7 @@ static void bnx2x_stats_update(struct bnx2x *bp)
BNX2X_ERR("storm stats were not updated for 3 times\n");
bnx2x_panic();
}
- return;
+ goto out;
}
} else {
/* vf doesn't collect HW statistics, and doesn't get completions
@@ -1256,7 +1286,7 @@ static void bnx2x_stats_update(struct bnx2x *bp)
/* vf is done */
if (IS_VF(bp))
- return;
+ goto out;
if (netif_msg_timer(bp)) {
struct bnx2x_eth_stats *estats = &bp->eth_stats;
@@ -1267,6 +1297,9 @@ static void bnx2x_stats_update(struct bnx2x *bp)
bnx2x_hw_stats_post(bp);
bnx2x_storm_stats_post(bp);
+
+out:
+ up(&bp->stats_sema);
}
static void bnx2x_port_stats_stop(struct bnx2x *bp)
@@ -1332,6 +1365,11 @@ static void bnx2x_stats_stop(struct bnx2x *bp)
{
int update = 0;
+ if (down_timeout(&bp->stats_sema, HZ/10))
+ BNX2X_ERR("Unable to acquire stats lock\n");
+
+ bp->stats_started = false;
+
bnx2x_stats_comp(bp);
if (bp->port.pmf)
@@ -1348,6 +1386,8 @@ static void bnx2x_stats_stop(struct bnx2x *bp)
bnx2x_hw_stats_post(bp);
bnx2x_stats_comp(bp);
}
+
+ up(&bp->stats_sema);
}
static void bnx2x_stats_do_nothing(struct bnx2x *bp)
@@ -1376,15 +1416,17 @@ static const struct {
void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
{
enum bnx2x_stats_state state;
+ void (*action)(struct bnx2x *bp);
if (unlikely(bp->panic))
return;
spin_lock_bh(&bp->stats_lock);
state = bp->stats_state;
bp->stats_state = bnx2x_stats_stm[state][event].next_state;
+ action = bnx2x_stats_stm[state][event].action;
spin_unlock_bh(&bp->stats_lock);
- bnx2x_stats_stm[state][event].action(bp);
+ action(bp);
if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index ff28081146f2..95b8995187d7 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -17858,8 +17858,10 @@ static pci_ers_result_t tg3_io_error_detected(struct pci_dev *pdev,
done:
if (state == pci_channel_io_perm_failure) {
- tg3_napi_enable(tp);
- dev_close(netdev);
+ if (netdev) {
+ tg3_napi_enable(tp);
+ dev_close(netdev);
+ }
err = PCI_ERS_RESULT_DISCONNECT;
} else {
pci_disable_device(pdev);
@@ -17889,7 +17891,8 @@ static pci_ers_result_t tg3_io_slot_reset(struct pci_dev *pdev)
rtnl_lock();
if (pci_enable_device(pdev)) {
- netdev_err(netdev, "Cannot re-enable PCI device after reset.\n");
+ dev_err(&pdev->dev,
+ "Cannot re-enable PCI device after reset.\n");
goto done;
}
@@ -17897,7 +17900,7 @@ static pci_ers_result_t tg3_io_slot_reset(struct pci_dev *pdev)
pci_restore_state(pdev);
pci_save_state(pdev);
- if (!netif_running(netdev)) {
+ if (!netdev || !netif_running(netdev)) {
rc = PCI_ERS_RESULT_RECOVERED;
goto done;
}
@@ -17909,7 +17912,7 @@ static pci_ers_result_t tg3_io_slot_reset(struct pci_dev *pdev)
rc = PCI_ERS_RESULT_RECOVERED;
done:
- if (rc != PCI_ERS_RESULT_RECOVERED && netif_running(netdev)) {
+ if (rc != PCI_ERS_RESULT_RECOVERED && netdev && netif_running(netdev)) {
tg3_napi_enable(tp);
dev_close(netdev);
}
diff --git a/drivers/net/ethernet/chelsio/cxgb3/sge.c b/drivers/net/ethernet/chelsio/cxgb3/sge.c
index 687ec4a8bb48..9c89dc8fe105 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c
@@ -455,11 +455,6 @@ static int alloc_pg_chunk(struct adapter *adapter, struct sge_fl *q,
q->pg_chunk.offset = 0;
mapping = pci_map_page(adapter->pdev, q->pg_chunk.page,
0, q->alloc_size, PCI_DMA_FROMDEVICE);
- if (unlikely(pci_dma_mapping_error(adapter->pdev, mapping))) {
- __free_pages(q->pg_chunk.page, order);
- q->pg_chunk.page = NULL;
- return -EIO;
- }
q->pg_chunk.mapping = mapping;
}
sd->pg_chunk = q->pg_chunk;
@@ -954,75 +949,40 @@ static inline unsigned int calc_tx_descs(const struct sk_buff *skb)
return flits_to_desc(flits);
}
-
-/* map_skb - map a packet main body and its page fragments
- * @pdev: the PCI device
- * @skb: the packet
- * @addr: placeholder to save the mapped addresses
- *
- * map the main body of an sk_buff and its page fragments, if any.
- */
-static int map_skb(struct pci_dev *pdev, const struct sk_buff *skb,
- dma_addr_t *addr)
-{
- const skb_frag_t *fp, *end;
- const struct skb_shared_info *si;
-
- *addr = pci_map_single(pdev, skb->data, skb_headlen(skb),
- PCI_DMA_TODEVICE);
- if (pci_dma_mapping_error(pdev, *addr))
- goto out_err;
-
- si = skb_shinfo(skb);
- end = &si->frags[si->nr_frags];
-
- for (fp = si->frags; fp < end; fp++) {
- *++addr = skb_frag_dma_map(&pdev->dev, fp, 0, skb_frag_size(fp),
- DMA_TO_DEVICE);
- if (pci_dma_mapping_error(pdev, *addr))
- goto unwind;
- }
- return 0;
-
-unwind:
- while (fp-- > si->frags)
- dma_unmap_page(&pdev->dev, *--addr, skb_frag_size(fp),
- DMA_TO_DEVICE);
-
- pci_unmap_single(pdev, addr[-1], skb_headlen(skb), PCI_DMA_TODEVICE);
-out_err:
- return -ENOMEM;
-}
-
/**
- * write_sgl - populate a scatter/gather list for a packet
+ * make_sgl - populate a scatter/gather list for a packet
* @skb: the packet
* @sgp: the SGL to populate
* @start: start address of skb main body data to include in the SGL
* @len: length of skb main body data to include in the SGL
- * @addr: the list of the mapped addresses
+ * @pdev: the PCI device
*
- * Copies the scatter/gather list for the buffers that make up a packet
+ * Generates a scatter/gather list for the buffers that make up a packet
* and returns the SGL size in 8-byte words. The caller must size the SGL
* appropriately.
*/
-static inline unsigned int write_sgl(const struct sk_buff *skb,
+static inline unsigned int make_sgl(const struct sk_buff *skb,
struct sg_ent *sgp, unsigned char *start,
- unsigned int len, const dma_addr_t *addr)
+ unsigned int len, struct pci_dev *pdev)
{
- unsigned int i, j = 0, k = 0, nfrags;
+ dma_addr_t mapping;
+ unsigned int i, j = 0, nfrags;
if (len) {
+ mapping = pci_map_single(pdev, start, len, PCI_DMA_TODEVICE);
sgp->len[0] = cpu_to_be32(len);
- sgp->addr[j++] = cpu_to_be64(addr[k++]);
+ sgp->addr[0] = cpu_to_be64(mapping);
+ j = 1;
}
nfrags = skb_shinfo(skb)->nr_frags;
for (i = 0; i < nfrags; i++) {
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+ mapping = skb_frag_dma_map(&pdev->dev, frag, 0, skb_frag_size(frag),
+ DMA_TO_DEVICE);
sgp->len[j] = cpu_to_be32(skb_frag_size(frag));
- sgp->addr[j] = cpu_to_be64(addr[k++]);
+ sgp->addr[j] = cpu_to_be64(mapping);
j ^= 1;
if (j == 0)
++sgp;
@@ -1178,7 +1138,7 @@ static void write_tx_pkt_wr(struct adapter *adap, struct sk_buff *skb,
const struct port_info *pi,
unsigned int pidx, unsigned int gen,
struct sge_txq *q, unsigned int ndesc,
- unsigned int compl, const dma_addr_t *addr)
+ unsigned int compl)
{
unsigned int flits, sgl_flits, cntrl, tso_info;
struct sg_ent *sgp, sgl[MAX_SKB_FRAGS / 2 + 1];
@@ -1236,7 +1196,7 @@ static void write_tx_pkt_wr(struct adapter *adap, struct sk_buff *skb,
}
sgp = ndesc == 1 ? (struct sg_ent *)&d->flit[flits] : sgl;
- sgl_flits = write_sgl(skb, sgp, skb->data, skb_headlen(skb), addr);
+ sgl_flits = make_sgl(skb, sgp, skb->data, skb_headlen(skb), adap->pdev);
write_wr_hdr_sgl(ndesc, skb, d, pidx, q, sgl, flits, sgl_flits, gen,
htonl(V_WR_OP(FW_WROPCODE_TUNNEL_TX_PKT) | compl),
@@ -1267,7 +1227,6 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
struct netdev_queue *txq;
struct sge_qset *qs;
struct sge_txq *q;
- dma_addr_t addr[MAX_SKB_FRAGS + 1];
/*
* The chip min packet length is 9 octets but play safe and reject
@@ -1296,11 +1255,6 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_BUSY;
}
- if (unlikely(map_skb(adap->pdev, skb, addr) < 0)) {
- dev_kfree_skb(skb);
- return NETDEV_TX_OK;
- }
-
q->in_use += ndesc;
if (unlikely(credits - ndesc < q->stop_thres)) {
t3_stop_tx_queue(txq, qs, q);
@@ -1358,7 +1312,7 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
if (likely(!skb_shared(skb)))
skb_orphan(skb);
- write_tx_pkt_wr(adap, skb, pi, pidx, gen, q, ndesc, compl, addr);
+ write_tx_pkt_wr(adap, skb, pi, pidx, gen, q, ndesc, compl);
check_ring_tx_db(adap, q);
return NETDEV_TX_OK;
}
@@ -1623,8 +1577,7 @@ static void setup_deferred_unmapping(struct sk_buff *skb, struct pci_dev *pdev,
*/
static void write_ofld_wr(struct adapter *adap, struct sk_buff *skb,
struct sge_txq *q, unsigned int pidx,
- unsigned int gen, unsigned int ndesc,
- const dma_addr_t *addr)
+ unsigned int gen, unsigned int ndesc)
{
unsigned int sgl_flits, flits;
struct work_request_hdr *from;
@@ -1645,9 +1598,9 @@ static void write_ofld_wr(struct adapter *adap, struct sk_buff *skb,
flits = skb_transport_offset(skb) / 8;
sgp = ndesc == 1 ? (struct sg_ent *)&d->flit[flits] : sgl;
- sgl_flits = write_sgl(skb, sgp, skb_transport_header(skb),
- skb_tail_pointer(skb) -
- skb_transport_header(skb), addr);
+ sgl_flits = make_sgl(skb, sgp, skb_transport_header(skb),
+ skb->tail - skb->transport_header,
+ adap->pdev);
if (need_skb_unmap()) {
setup_deferred_unmapping(skb, adap->pdev, sgp, sgl_flits);
skb->destructor = deferred_unmap_destructor;
@@ -1705,11 +1658,6 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
goto again;
}
- if (map_skb(adap->pdev, skb, (dma_addr_t *)skb->head)) {
- spin_unlock(&q->lock);
- return NET_XMIT_SUCCESS;
- }
-
gen = q->gen;
q->in_use += ndesc;
pidx = q->pidx;
@@ -1720,7 +1668,7 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
}
spin_unlock(&q->lock);
- write_ofld_wr(adap, skb, q, pidx, gen, ndesc, (dma_addr_t *)skb->head);
+ write_ofld_wr(adap, skb, q, pidx, gen, ndesc);
check_ring_tx_db(adap, q);
return NET_XMIT_SUCCESS;
}
@@ -1738,7 +1686,6 @@ static void restart_offloadq(unsigned long data)
struct sge_txq *q = &qs->txq[TXQ_OFLD];
const struct port_info *pi = netdev_priv(qs->netdev);
struct adapter *adap = pi->adapter;
- unsigned int written = 0;
spin_lock(&q->lock);
again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
@@ -1758,14 +1705,10 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
break;
}
- if (map_skb(adap->pdev, skb, (dma_addr_t *)skb->head))
- break;
-
gen = q->gen;
q->in_use += ndesc;
pidx = q->pidx;
q->pidx += ndesc;
- written += ndesc;
if (q->pidx >= q->size) {
q->pidx -= q->size;
q->gen ^= 1;
@@ -1773,8 +1716,7 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
__skb_unlink(skb, &q->sendq);
spin_unlock(&q->lock);
- write_ofld_wr(adap, skb, q, pidx, gen, ndesc,
- (dma_addr_t *)skb->head);
+ write_ofld_wr(adap, skb, q, pidx, gen, ndesc);
spin_lock(&q->lock);
}
spin_unlock(&q->lock);
@@ -1784,9 +1726,8 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
set_bit(TXQ_LAST_PKT_DB, &q->flags);
#endif
wmb();
- if (likely(written))
- t3_write_reg(adap, A_SG_KDOORBELL,
- F_SELEGRCNTX | V_EGRCNTX(q->cntxt_id));
+ t3_write_reg(adap, A_SG_KDOORBELL,
+ F_SELEGRCNTX | V_EGRCNTX(q->cntxt_id));
}
/**
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 5175f9729970..85923e2d63b9 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -3168,6 +3168,9 @@ int be_cmd_get_func_config(struct be_adapter *adapter)
adapter->max_event_queues = le16_to_cpu(desc->eq_count);
adapter->if_cap_flags = le32_to_cpu(desc->cap_flags);
+
+ /* Clear flags that driver is not interested in */
+ adapter->if_cap_flags &= BE_IF_CAP_FLAGS_WANT;
}
err:
mutex_unlock(&adapter->mbox_lock);
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index 9b916086c335..6237192a55d1 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -564,6 +564,12 @@ enum be_if_flags {
BE_IF_FLAGS_MULTICAST = 0x1000
};
+#define BE_IF_CAP_FLAGS_WANT (BE_IF_FLAGS_RSS | BE_IF_FLAGS_PROMISCUOUS |\
+ BE_IF_FLAGS_BROADCAST | BE_IF_FLAGS_VLAN_PROMISCUOUS |\
+ BE_IF_FLAGS_VLAN | BE_IF_FLAGS_MCAST_PROMISCUOUS |\
+ BE_IF_FLAGS_PASS_L3L4_ERRORS | BE_IF_FLAGS_MULTICAST |\
+ BE_IF_FLAGS_UNTAGGED)
+
/* An RX interface is an object with one or more MAC addresses and
* filtering capabilities. */
struct be_cmd_req_if_create {
diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c
index c896079728e1..ef94a591f9e5 100644
--- a/drivers/net/ethernet/marvell/skge.c
+++ b/drivers/net/ethernet/marvell/skge.c
@@ -931,17 +931,20 @@ static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u32 base)
}
/* Allocate and setup a new buffer for receiving */
-static void skge_rx_setup(struct skge_port *skge, struct skge_element *e,
- struct sk_buff *skb, unsigned int bufsize)
+static int skge_rx_setup(struct skge_port *skge, struct skge_element *e,
+ struct sk_buff *skb, unsigned int bufsize)
{
struct skge_rx_desc *rd = e->desc;
- u64 map;
+ dma_addr_t map;
map = pci_map_single(skge->hw->pdev, skb->data, bufsize,
PCI_DMA_FROMDEVICE);
- rd->dma_lo = map;
- rd->dma_hi = map >> 32;
+ if (pci_dma_mapping_error(skge->hw->pdev, map))
+ return -1;
+
+ rd->dma_lo = lower_32_bits(map);
+ rd->dma_hi = upper_32_bits(map);
e->skb = skb;
rd->csum1_start = ETH_HLEN;
rd->csum2_start = ETH_HLEN;
@@ -953,6 +956,7 @@ static void skge_rx_setup(struct skge_port *skge, struct skge_element *e,
rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize;
dma_unmap_addr_set(e, mapaddr, map);
dma_unmap_len_set(e, maplen, bufsize);
+ return 0;
}
/* Resume receiving using existing skb,
@@ -1014,7 +1018,10 @@ static int skge_rx_fill(struct net_device *dev)
return -ENOMEM;
skb_reserve(skb, NET_IP_ALIGN);
- skge_rx_setup(skge, e, skb, skge->rx_buf_size);
+ if (skge_rx_setup(skge, e, skb, skge->rx_buf_size) < 0) {
+ dev_kfree_skb(skb);
+ return -EIO;
+ }
} while ((e = e->next) != ring->start);
ring->to_clean = ring->start;
@@ -2544,7 +2551,7 @@ static int skge_up(struct net_device *dev)
BUG_ON(skge->dma & 7);
- if ((u64)skge->dma >> 32 != ((u64) skge->dma + skge->mem_size) >> 32) {
+ if (upper_32_bits(skge->dma) != upper_32_bits(skge->dma + skge->mem_size)) {
dev_err(&hw->pdev->dev, "pci_alloc_consistent region crosses 4G boundary\n");
err = -EINVAL;
goto free_pci_mem;
@@ -2729,7 +2736,7 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
struct skge_tx_desc *td;
int i;
u32 control, len;
- u64 map;
+ dma_addr_t map;
if (skb_padto(skb, ETH_ZLEN))
return NETDEV_TX_OK;
@@ -2743,11 +2750,14 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
e->skb = skb;
len = skb_headlen(skb);
map = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE);
+ if (pci_dma_mapping_error(hw->pdev, map))
+ goto mapping_error;
+
dma_unmap_addr_set(e, mapaddr, map);
dma_unmap_len_set(e, maplen, len);
- td->dma_lo = map;
- td->dma_hi = map >> 32;
+ td->dma_lo = lower_32_bits(map);
+ td->dma_hi = upper_32_bits(map);
if (skb->ip_summed == CHECKSUM_PARTIAL) {
const int offset = skb_checksum_start_offset(skb);
@@ -2778,14 +2788,16 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
map = skb_frag_dma_map(&hw->pdev->dev, frag, 0,
skb_frag_size(frag), DMA_TO_DEVICE);
+ if (dma_mapping_error(&hw->pdev->dev, map))
+ goto mapping_unwind;
e = e->next;
e->skb = skb;
tf = e->desc;
BUG_ON(tf->control & BMU_OWN);
- tf->dma_lo = map;
- tf->dma_hi = (u64) map >> 32;
+ tf->dma_lo = lower_32_bits(map);
+ tf->dma_hi = upper_32_bits(map);
dma_unmap_addr_set(e, mapaddr, map);
dma_unmap_len_set(e, maplen, skb_frag_size(frag));
@@ -2815,6 +2827,26 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
}
return NETDEV_TX_OK;
+
+mapping_unwind:
+ e = skge->tx_ring.to_use;
+ pci_unmap_single(hw->pdev,
+ dma_unmap_addr(e, mapaddr),
+ dma_unmap_len(e, maplen),
+ PCI_DMA_TODEVICE);
+ while (i-- > 0) {
+ e = e->next;
+ pci_unmap_page(hw->pdev,
+ dma_unmap_addr(e, mapaddr),
+ dma_unmap_len(e, maplen),
+ PCI_DMA_TODEVICE);
+ }
+
+mapping_error:
+ if (net_ratelimit())
+ dev_warn(&hw->pdev->dev, "%s: tx mapping error\n", dev->name);
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
}
@@ -3045,11 +3077,13 @@ static struct sk_buff *skge_rx_get(struct net_device *dev,
pci_dma_sync_single_for_cpu(skge->hw->pdev,
dma_unmap_addr(e, mapaddr),
- len, PCI_DMA_FROMDEVICE);
+ dma_unmap_len(e, maplen),
+ PCI_DMA_FROMDEVICE);
skb_copy_from_linear_data(e->skb, skb->data, len);
pci_dma_sync_single_for_device(skge->hw->pdev,
dma_unmap_addr(e, mapaddr),
- len, PCI_DMA_FROMDEVICE);
+ dma_unmap_len(e, maplen),
+ PCI_DMA_FROMDEVICE);
skge_rx_reuse(e, skge->rx_buf_size);
} else {
struct sk_buff *nskb;
@@ -3058,13 +3092,17 @@ static struct sk_buff *skge_rx_get(struct net_device *dev,
if (!nskb)
goto resubmit;
+ if (skge_rx_setup(skge, e, nskb, skge->rx_buf_size) < 0) {
+ dev_kfree_skb(nskb);
+ goto resubmit;
+ }
+
pci_unmap_single(skge->hw->pdev,
dma_unmap_addr(e, mapaddr),
dma_unmap_len(e, maplen),
PCI_DMA_FROMDEVICE);
skb = e->skb;
prefetch(skb->data);
- skge_rx_setup(skge, e, nskb, skge->rx_buf_size);
}
skb_put(skb, len);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index c571de85d0f9..5472cbd34028 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -46,7 +46,7 @@
#include "mlx5_core.h"
enum {
- CMD_IF_REV = 4,
+ CMD_IF_REV = 5,
};
enum {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
index c02cbcfd0fb8..443cc4d7b024 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
@@ -268,7 +268,7 @@ static int mlx5_eq_int(struct mlx5_core_dev *dev, struct mlx5_eq *eq)
case MLX5_EVENT_TYPE_PAGE_REQUEST:
{
u16 func_id = be16_to_cpu(eqe->data.req_pages.func_id);
- s16 npages = be16_to_cpu(eqe->data.req_pages.num_pages);
+ s32 npages = be32_to_cpu(eqe->data.req_pages.num_pages);
mlx5_core_dbg(dev, "page request for func 0x%x, napges %d\n", func_id, npages);
mlx5_core_req_pages_handler(dev, func_id, npages);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
index 72a5222447f5..f012658b6a92 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
@@ -113,7 +113,7 @@ int mlx5_cmd_query_hca_cap(struct mlx5_core_dev *dev,
caps->log_max_srq = out->hca_cap.log_max_srqs & 0x1f;
caps->local_ca_ack_delay = out->hca_cap.local_ca_ack_delay & 0x1f;
caps->log_max_mcg = out->hca_cap.log_max_mcg;
- caps->max_qp_mcg = be16_to_cpu(out->hca_cap.max_qp_mcg);
+ caps->max_qp_mcg = be32_to_cpu(out->hca_cap.max_qp_mcg) & 0xffffff;
caps->max_ra_res_qp = 1 << (out->hca_cap.log_max_ra_res_qp & 0x3f);
caps->max_ra_req_qp = 1 << (out->hca_cap.log_max_ra_req_qp & 0x3f);
caps->max_srq_wqes = 1 << out->hca_cap.log_max_srq_sz;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c
index 748f10a155c4..3e6670c4a7cd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c
@@ -55,33 +55,9 @@ enum {
};
static DEFINE_SPINLOCK(health_lock);
-
static LIST_HEAD(health_list);
static struct work_struct health_work;
-static health_handler_t reg_handler;
-int mlx5_register_health_report_handler(health_handler_t handler)
-{
- spin_lock_irq(&health_lock);
- if (reg_handler) {
- spin_unlock_irq(&health_lock);
- return -EEXIST;
- }
- reg_handler = handler;
- spin_unlock_irq(&health_lock);
-
- return 0;
-}
-EXPORT_SYMBOL(mlx5_register_health_report_handler);
-
-void mlx5_unregister_health_report_handler(void)
-{
- spin_lock_irq(&health_lock);
- reg_handler = NULL;
- spin_unlock_irq(&health_lock);
-}
-EXPORT_SYMBOL(mlx5_unregister_health_report_handler);
-
static void health_care(struct work_struct *work)
{
struct mlx5_core_health *health, *n;
@@ -98,11 +74,8 @@ static void health_care(struct work_struct *work)
priv = container_of(health, struct mlx5_priv, health);
dev = container_of(priv, struct mlx5_core_dev, priv);
mlx5_core_warn(dev, "handling bad device here\n");
+ /* nothing yet */
spin_lock_irq(&health_lock);
- if (reg_handler)
- reg_handler(dev->pdev, health->health,
- sizeof(health->health));
-
list_del_init(&health->list);
spin_unlock_irq(&health_lock);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
index 4a3e137931a3..3a2408d44820 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
@@ -43,10 +43,16 @@ enum {
MLX5_PAGES_TAKE = 2
};
+enum {
+ MLX5_BOOT_PAGES = 1,
+ MLX5_INIT_PAGES = 2,
+ MLX5_POST_INIT_PAGES = 3
+};
+
struct mlx5_pages_req {
struct mlx5_core_dev *dev;
u32 func_id;
- s16 npages;
+ s32 npages;
struct work_struct work;
};
@@ -64,27 +70,23 @@ struct mlx5_query_pages_inbox {
struct mlx5_query_pages_outbox {
struct mlx5_outbox_hdr hdr;
- __be16 num_boot_pages;
+ __be16 rsvd;
__be16 func_id;
- __be16 init_pages;
- __be16 num_pages;
+ __be32 num_pages;
};
struct mlx5_manage_pages_inbox {
struct mlx5_inbox_hdr hdr;
- __be16 rsvd0;
+ __be16 rsvd;
__be16 func_id;
- __be16 rsvd1;
- __be16 num_entries;
- u8 rsvd2[16];
+ __be32 num_entries;
__be64 pas[0];
};
struct mlx5_manage_pages_outbox {
struct mlx5_outbox_hdr hdr;
- u8 rsvd0[2];
- __be16 num_entries;
- u8 rsvd1[20];
+ __be32 num_entries;
+ u8 rsvd[4];
__be64 pas[0];
};
@@ -146,7 +148,7 @@ static struct page *remove_page(struct mlx5_core_dev *dev, u64 addr)
}
static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
- s16 *pages, s16 *init_pages, u16 *boot_pages)
+ s32 *npages, int boot)
{
struct mlx5_query_pages_inbox in;
struct mlx5_query_pages_outbox out;
@@ -155,6 +157,8 @@ static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
memset(&in, 0, sizeof(in));
memset(&out, 0, sizeof(out));
in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_PAGES);
+ in.hdr.opmod = boot ? cpu_to_be16(MLX5_BOOT_PAGES) : cpu_to_be16(MLX5_INIT_PAGES);
+
err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
if (err)
return err;
@@ -162,15 +166,7 @@ static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
if (out.hdr.status)
return mlx5_cmd_status_to_err(&out.hdr);
- if (pages)
- *pages = be16_to_cpu(out.num_pages);
-
- if (init_pages)
- *init_pages = be16_to_cpu(out.init_pages);
-
- if (boot_pages)
- *boot_pages = be16_to_cpu(out.num_boot_pages);
-
+ *npages = be32_to_cpu(out.num_pages);
*func_id = be16_to_cpu(out.func_id);
return err;
@@ -224,7 +220,7 @@ static int give_pages(struct mlx5_core_dev *dev, u16 func_id, int npages,
in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES);
in->hdr.opmod = cpu_to_be16(MLX5_PAGES_GIVE);
in->func_id = cpu_to_be16(func_id);
- in->num_entries = cpu_to_be16(npages);
+ in->num_entries = cpu_to_be32(npages);
err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out));
mlx5_core_dbg(dev, "err %d\n", err);
if (err) {
@@ -292,7 +288,7 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages,
in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES);
in.hdr.opmod = cpu_to_be16(MLX5_PAGES_TAKE);
in.func_id = cpu_to_be16(func_id);
- in.num_entries = cpu_to_be16(npages);
+ in.num_entries = cpu_to_be32(npages);
mlx5_core_dbg(dev, "npages %d, outlen %d\n", npages, outlen);
err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen);
if (err) {
@@ -306,7 +302,7 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages,
goto out_free;
}
- num_claimed = be16_to_cpu(out->num_entries);
+ num_claimed = be32_to_cpu(out->num_entries);
if (nclaimed)
*nclaimed = num_claimed;
@@ -345,7 +341,7 @@ static void pages_work_handler(struct work_struct *work)
}
void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
- s16 npages)
+ s32 npages)
{
struct mlx5_pages_req *req;
@@ -364,20 +360,18 @@ void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot)
{
- u16 uninitialized_var(boot_pages);
- s16 uninitialized_var(init_pages);
u16 uninitialized_var(func_id);
+ s32 uninitialized_var(npages);
int err;
- err = mlx5_cmd_query_pages(dev, &func_id, NULL, &init_pages,
- &boot_pages);
+ err = mlx5_cmd_query_pages(dev, &func_id, &npages, boot);
if (err)
return err;
+ mlx5_core_dbg(dev, "requested %d %s pages for func_id 0x%x\n",
+ npages, boot ? "boot" : "init", func_id);
- mlx5_core_dbg(dev, "requested %d init pages and %d boot pages for func_id 0x%x\n",
- init_pages, boot_pages, func_id);
- return give_pages(dev, func_id, boot ? boot_pages : init_pages, 0);
+ return give_pages(dev, func_id, npages, 0);
}
static int optimal_reclaimed_pages(void)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index 78ca75576b9e..e53caaaf1303 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -3272,6 +3272,11 @@ int qlcnic_83xx_interrupt_test(struct net_device *netdev)
u8 val;
int ret, max_sds_rings = adapter->max_sds_rings;
+ if (test_bit(__QLCNIC_RESETTING, &adapter->state)) {
+ netdev_info(netdev, "Device is resetting\n");
+ return -EBUSY;
+ }
+
if (qlcnic_get_diag_lock(adapter)) {
netdev_info(netdev, "Device in diagnostics mode\n");
return -EBUSY;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index 17c26a1158a0..c97e2e07b279 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -633,7 +633,8 @@ int qlcnic_83xx_idc_reattach_driver(struct qlcnic_adapter *adapter)
return -EIO;
}
- qlcnic_set_drv_version(adapter);
+ if (adapter->portnum == 0)
+ qlcnic_set_drv_version(adapter);
qlcnic_83xx_idc_attach_driver(adapter);
return 0;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index b8242bc0293b..a780b73e8b2b 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -2161,7 +2161,8 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (err)
goto err_out_disable_mbx_intr;
- qlcnic_set_drv_version(adapter);
+ if (adapter->portnum == 0)
+ qlcnic_set_drv_version(adapter);
pci_set_drvdata(pdev, adapter);
@@ -3083,7 +3084,8 @@ done:
adapter->fw_fail_cnt = 0;
adapter->flags &= ~QLCNIC_FW_HANG;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
- qlcnic_set_drv_version(adapter);
+ if (adapter->portnum == 0)
+ qlcnic_set_drv_version(adapter);
if (!qlcnic_clr_drv_state(adapter))
qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
index 10ed82b3baca..660c3f5b2237 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c
@@ -170,9 +170,9 @@ static int qlcnic_82xx_store_beacon(struct qlcnic_adapter *adapter,
if (ahw->extra_capability[0] & QLCNIC_FW_CAPABILITY_2_BEACON) {
err = qlcnic_get_beacon_state(adapter, &h_beacon_state);
- if (!err) {
- dev_info(&adapter->pdev->dev,
- "Failed to get current beacon state\n");
+ if (err) {
+ netdev_err(adapter->netdev,
+ "Failed to get current beacon state\n");
} else {
if (h_beacon_state == QLCNIC_BEACON_DISABLE)
ahw->beacon_state = 0;
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c
index 6f35f8404d68..d2e591955bdd 100644
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -524,6 +524,7 @@ rx_status_loop:
PCI_DMA_FROMDEVICE);
if (dma_mapping_error(&cp->pdev->dev, new_mapping)) {
dev->stats.rx_dropped++;
+ kfree_skb(new_skb);
goto rx_next;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
index c9d942a5c335..1ef9d8a555aa 100644
--- a/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
+++ b/drivers/net/ethernet/stmicro/stmmac/ring_mode.c
@@ -33,10 +33,15 @@ static unsigned int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
struct stmmac_priv *priv = (struct stmmac_priv *)p;
unsigned int txsize = priv->dma_tx_size;
unsigned int entry = priv->cur_tx % txsize;
- struct dma_desc *desc = priv->dma_tx + entry;
+ struct dma_desc *desc;
unsigned int nopaged_len = skb_headlen(skb);
unsigned int bmax, len;
+ if (priv->extend_desc)
+ desc = (struct dma_desc *)(priv->dma_etx + entry);
+ else
+ desc = priv->dma_tx + entry;
+
if (priv->plat->enh_desc)
bmax = BUF_SIZE_8KiB;
else
@@ -54,7 +59,11 @@ static unsigned int stmmac_jumbo_frm(void *p, struct sk_buff *skb, int csum)
STMMAC_RING_MODE);
wmb();
entry = (++priv->cur_tx) % txsize;
- desc = priv->dma_tx + entry;
+
+ if (priv->extend_desc)
+ desc = (struct dma_desc *)(priv->dma_etx + entry);
+ else
+ desc = priv->dma_tx + entry;
desc->des2 = dma_map_single(priv->device, skb->data + bmax,
len, DMA_TO_DEVICE);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index f2ccb36e8685..0a9bb9d30c3f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -939,15 +939,20 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p,
skb = __netdev_alloc_skb(priv->dev, priv->dma_buf_sz + NET_IP_ALIGN,
GFP_KERNEL);
- if (unlikely(skb == NULL)) {
+ if (!skb) {
pr_err("%s: Rx init fails; skb is NULL\n", __func__);
- return 1;
+ return -ENOMEM;
}
skb_reserve(skb, NET_IP_ALIGN);
priv->rx_skbuff[i] = skb;
priv->rx_skbuff_dma[i] = dma_map_single(priv->device, skb->data,
priv->dma_buf_sz,
DMA_FROM_DEVICE);
+ if (dma_mapping_error(priv->device, priv->rx_skbuff_dma[i])) {
+ pr_err("%s: DMA mapping error\n", __func__);
+ dev_kfree_skb_any(skb);
+ return -EINVAL;
+ }
p->des2 = priv->rx_skbuff_dma[i];
@@ -958,6 +963,16 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p,
return 0;
}
+static void stmmac_free_rx_buffers(struct stmmac_priv *priv, int i)
+{
+ if (priv->rx_skbuff[i]) {
+ dma_unmap_single(priv->device, priv->rx_skbuff_dma[i],
+ priv->dma_buf_sz, DMA_FROM_DEVICE);
+ dev_kfree_skb_any(priv->rx_skbuff[i]);
+ }
+ priv->rx_skbuff[i] = NULL;
+}
+
/**
* init_dma_desc_rings - init the RX/TX descriptor rings
* @dev: net device structure
@@ -965,13 +980,14 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p,
* and allocates the socket buffers. It suppors the chained and ring
* modes.
*/
-static void init_dma_desc_rings(struct net_device *dev)
+static int init_dma_desc_rings(struct net_device *dev)
{
int i;
struct stmmac_priv *priv = netdev_priv(dev);
unsigned int txsize = priv->dma_tx_size;
unsigned int rxsize = priv->dma_rx_size;
unsigned int bfsize = 0;
+ int ret = -ENOMEM;
/* Set the max buffer size according to the DESC mode
* and the MTU. Note that RING mode allows 16KiB bsize.
@@ -992,34 +1008,60 @@ static void init_dma_desc_rings(struct net_device *dev)
dma_extended_desc),
&priv->dma_rx_phy,
GFP_KERNEL);
+ if (!priv->dma_erx)
+ goto err_dma;
+
priv->dma_etx = dma_alloc_coherent(priv->device, txsize *
sizeof(struct
dma_extended_desc),
&priv->dma_tx_phy,
GFP_KERNEL);
- if ((!priv->dma_erx) || (!priv->dma_etx))
- return;
+ if (!priv->dma_etx) {
+ dma_free_coherent(priv->device, priv->dma_rx_size *
+ sizeof(struct dma_extended_desc),
+ priv->dma_erx, priv->dma_rx_phy);
+ goto err_dma;
+ }
} else {
priv->dma_rx = dma_alloc_coherent(priv->device, rxsize *
sizeof(struct dma_desc),
&priv->dma_rx_phy,
GFP_KERNEL);
+ if (!priv->dma_rx)
+ goto err_dma;
+
priv->dma_tx = dma_alloc_coherent(priv->device, txsize *
sizeof(struct dma_desc),
&priv->dma_tx_phy,
GFP_KERNEL);
- if ((!priv->dma_rx) || (!priv->dma_tx))
- return;
+ if (!priv->dma_tx) {
+ dma_free_coherent(priv->device, priv->dma_rx_size *
+ sizeof(struct dma_desc),
+ priv->dma_rx, priv->dma_rx_phy);
+ goto err_dma;
+ }
}
priv->rx_skbuff_dma = kmalloc_array(rxsize, sizeof(dma_addr_t),
GFP_KERNEL);
+ if (!priv->rx_skbuff_dma)
+ goto err_rx_skbuff_dma;
+
priv->rx_skbuff = kmalloc_array(rxsize, sizeof(struct sk_buff *),
GFP_KERNEL);
+ if (!priv->rx_skbuff)
+ goto err_rx_skbuff;
+
priv->tx_skbuff_dma = kmalloc_array(txsize, sizeof(dma_addr_t),
GFP_KERNEL);
+ if (!priv->tx_skbuff_dma)
+ goto err_tx_skbuff_dma;
+
priv->tx_skbuff = kmalloc_array(txsize, sizeof(struct sk_buff *),
GFP_KERNEL);
+ if (!priv->tx_skbuff)
+ goto err_tx_skbuff;
+
if (netif_msg_probe(priv)) {
pr_debug("(%s) dma_rx_phy=0x%08x dma_tx_phy=0x%08x\n", __func__,
(u32) priv->dma_rx_phy, (u32) priv->dma_tx_phy);
@@ -1034,8 +1076,9 @@ static void init_dma_desc_rings(struct net_device *dev)
else
p = priv->dma_rx + i;
- if (stmmac_init_rx_buffers(priv, p, i))
- break;
+ ret = stmmac_init_rx_buffers(priv, p, i);
+ if (ret)
+ goto err_init_rx_buffers;
if (netif_msg_probe(priv))
pr_debug("[%p]\t[%p]\t[%x]\n", priv->rx_skbuff[i],
@@ -1081,20 +1124,44 @@ static void init_dma_desc_rings(struct net_device *dev)
if (netif_msg_hw(priv))
stmmac_display_rings(priv);
+
+ return 0;
+err_init_rx_buffers:
+ while (--i >= 0)
+ stmmac_free_rx_buffers(priv, i);
+ kfree(priv->tx_skbuff);
+err_tx_skbuff:
+ kfree(priv->tx_skbuff_dma);
+err_tx_skbuff_dma:
+ kfree(priv->rx_skbuff);
+err_rx_skbuff:
+ kfree(priv->rx_skbuff_dma);
+err_rx_skbuff_dma:
+ if (priv->extend_desc) {
+ dma_free_coherent(priv->device, priv->dma_tx_size *
+ sizeof(struct dma_extended_desc),
+ priv->dma_etx, priv->dma_tx_phy);
+ dma_free_coherent(priv->device, priv->dma_rx_size *
+ sizeof(struct dma_extended_desc),
+ priv->dma_erx, priv->dma_rx_phy);
+ } else {
+ dma_free_coherent(priv->device,
+ priv->dma_tx_size * sizeof(struct dma_desc),
+ priv->dma_tx, priv->dma_tx_phy);
+ dma_free_coherent(priv->device,
+ priv->dma_rx_size * sizeof(struct dma_desc),
+ priv->dma_rx, priv->dma_rx_phy);
+ }
+err_dma:
+ return ret;
}
static void dma_free_rx_skbufs(struct stmmac_priv *priv)
{
int i;
- for (i = 0; i < priv->dma_rx_size; i++) {
- if (priv->rx_skbuff[i]) {
- dma_unmap_single(priv->device, priv->rx_skbuff_dma[i],
- priv->dma_buf_sz, DMA_FROM_DEVICE);
- dev_kfree_skb_any(priv->rx_skbuff[i]);
- }
- priv->rx_skbuff[i] = NULL;
- }
+ for (i = 0; i < priv->dma_rx_size; i++)
+ stmmac_free_rx_buffers(priv, i);
}
static void dma_free_tx_skbufs(struct stmmac_priv *priv)
@@ -1560,12 +1627,17 @@ static int stmmac_open(struct net_device *dev)
priv->dma_tx_size = STMMAC_ALIGN(dma_txsize);
priv->dma_rx_size = STMMAC_ALIGN(dma_rxsize);
priv->dma_buf_sz = STMMAC_ALIGN(buf_sz);
- init_dma_desc_rings(dev);
+
+ ret = init_dma_desc_rings(dev);
+ if (ret < 0) {
+ pr_err("%s: DMA descriptors initialization failed\n", __func__);
+ goto dma_desc_error;
+ }
/* DMA initialization and SW reset */
ret = stmmac_init_dma_engine(priv);
if (ret < 0) {
- pr_err("%s: DMA initialization failed\n", __func__);
+ pr_err("%s: DMA engine initialization failed\n", __func__);
goto init_error;
}
@@ -1672,6 +1744,7 @@ wolirq_error:
init_error:
free_dma_desc_resources(priv);
+dma_desc_error:
if (priv->phydev)
phy_disconnect(priv->phydev);
phy_error:
diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c
index ef776310fab1..d022bf936572 100644
--- a/drivers/net/ethernet/via/via-velocity.c
+++ b/drivers/net/ethernet/via/via-velocity.c
@@ -2100,7 +2100,7 @@ static int velocity_receive_frame(struct velocity_info *vptr, int idx)
__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vid);
}
- netif_rx(skb);
+ netif_receive_skb(skb);
stats->rx_bytes += pkt_len;
stats->rx_packets++;
@@ -2904,6 +2904,7 @@ out:
return ret;
err_iounmap:
+ netif_napi_del(&vptr->napi);
iounmap(regs);
err_free_dev:
free_netdev(netdev);
@@ -2924,6 +2925,7 @@ static int velocity_remove(struct device *dev)
struct velocity_info *vptr = netdev_priv(netdev);
unregister_netdev(netdev);
+ netif_napi_del(&vptr->napi);
iounmap(vptr->mac_regs);
free_netdev(netdev);
velocity_nics--;
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index a822207b8241..510a9b60fde1 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -742,6 +742,10 @@ static int macvlan_validate(struct nlattr *tb[], struct nlattr *data[])
return -EADDRNOTAVAIL;
}
+ if (data && data[IFLA_MACVLAN_FLAGS] &&
+ nla_get_u16(data[IFLA_MACVLAN_FLAGS]) & ~MACVLAN_FLAG_NOPROMISC)
+ return -EINVAL;
+
if (data && data[IFLA_MACVLAN_MODE]) {
switch (nla_get_u32(data[IFLA_MACVLAN_MODE])) {
case MACVLAN_MODE_PRIVATE:
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 8f6056d9ba97..1c6e1116eb0a 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -715,10 +715,13 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m,
skb_shinfo(skb)->tx_flags |= SKBTX_DEV_ZEROCOPY;
skb_shinfo(skb)->tx_flags |= SKBTX_SHARED_FRAG;
}
- if (vlan)
+ if (vlan) {
+ local_bh_disable();
macvlan_start_xmit(skb, vlan->dev);
- else
+ local_bh_enable();
+ } else {
kfree_skb(skb);
+ }
rcu_read_unlock();
return total_len;
@@ -809,8 +812,11 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q,
done:
rcu_read_lock();
vlan = rcu_dereference(q->vlan);
- if (vlan)
+ if (vlan) {
+ preempt_disable();
macvlan_count_rx(vlan, copied - vnet_hdr_len, ret == 0, 0);
+ preempt_enable();
+ }
rcu_read_unlock();
return ret ? ret : copied;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 978d8654b14a..7ed13cc0dcb2 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -977,8 +977,9 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile,
u32 rxhash;
if (!(tun->flags & TUN_NO_PI)) {
- if ((len -= sizeof(pi)) > total_len)
+ if (len < sizeof(pi))
return -EINVAL;
+ len -= sizeof(pi);
if (memcpy_fromiovecend((void *)&pi, iv, 0, sizeof(pi)))
return -EFAULT;
@@ -986,8 +987,9 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile,
}
if (tun->flags & TUN_VNET_HDR) {
- if ((len -= tun->vnet_hdr_sz) > total_len)
+ if (len < tun->vnet_hdr_sz)
return -EINVAL;
+ len -= tun->vnet_hdr_sz;
if (memcpy_fromiovecend((void *)&gso, iv, offset, sizeof(gso)))
return -EFAULT;
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 8bf31d9a397c..570ad7aa7204 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1430,7 +1430,7 @@ static int vxlan_open(struct net_device *dev)
return -ENOTCONN;
if (IN_MULTICAST(ntohl(vxlan->default_dst.remote_ip)) &&
- ! vxlan_group_used(vn, vxlan->default_dst.remote_ip)) {
+ vxlan_group_used(vn, vxlan->default_dst.remote_ip)) {
vxlan_sock_hold(vs);
dev_hold(dev);
queue_work(vxlan_wq, &vxlan->igmp_join);
@@ -1837,8 +1837,6 @@ static void vxlan_dellink(struct net_device *dev, struct list_head *head)
struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id);
struct vxlan_dev *vxlan = netdev_priv(dev);
- flush_workqueue(vxlan_wq);
-
spin_lock(&vn->sock_lock);
hlist_del_rcu(&vxlan->hlist);
spin_unlock(&vn->sock_lock);
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index dbdc5f7e2b29..01e264fb50e0 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -317,13 +317,20 @@ void acpi_pci_remove_bus(struct pci_bus *bus)
/* ACPI bus type */
static int acpi_pci_find_device(struct device *dev, acpi_handle *handle)
{
- struct pci_dev * pci_dev;
- u64 addr;
+ struct pci_dev *pci_dev = to_pci_dev(dev);
+ bool is_bridge;
+ u64 addr;
- pci_dev = to_pci_dev(dev);
+ /*
+ * pci_is_bridge() is not suitable here, because pci_dev->subordinate
+ * is set only after acpi_pci_find_device() has been called for the
+ * given device.
+ */
+ is_bridge = pci_dev->hdr_type == PCI_HEADER_TYPE_BRIDGE
+ || pci_dev->hdr_type == PCI_HEADER_TYPE_CARDBUS;
/* Please ref to ACPI spec for the syntax of _ADR */
addr = (PCI_SLOT(pci_dev->devfn) << 16) | PCI_FUNC(pci_dev->devfn);
- *handle = acpi_get_child(DEVICE_ACPI_HANDLE(dev->parent), addr);
+ *handle = acpi_find_child(ACPI_HANDLE(dev->parent), addr, is_bridge);
if (!*handle)
return -ENODEV;
return 0;
diff --git a/drivers/rtc/rtc-stmp3xxx.c b/drivers/rtc/rtc-stmp3xxx.c
index 767fee2ab340..26019531db15 100644
--- a/drivers/rtc/rtc-stmp3xxx.c
+++ b/drivers/rtc/rtc-stmp3xxx.c
@@ -23,6 +23,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
+#include <linux/delay.h>
#include <linux/rtc.h>
#include <linux/slab.h>
#include <linux/of_device.h>
@@ -119,24 +120,39 @@ static void stmp3xxx_wdt_register(struct platform_device *rtc_pdev)
}
#endif /* CONFIG_STMP3XXX_RTC_WATCHDOG */
-static void stmp3xxx_wait_time(struct stmp3xxx_rtc_data *rtc_data)
+static int stmp3xxx_wait_time(struct stmp3xxx_rtc_data *rtc_data)
{
+ int timeout = 5000; /* 3ms according to i.MX28 Ref Manual */
/*
- * The datasheet doesn't say which way round the
- * NEW_REGS/STALE_REGS bitfields go. In fact it's 0x1=P0,
- * 0x2=P1, .., 0x20=P5, 0x40=ALARM, 0x80=SECONDS
+ * The i.MX28 Applications Processor Reference Manual, Rev. 1, 2010
+ * states:
+ * | The order in which registers are updated is
+ * | Persistent 0, 1, 2, 3, 4, 5, Alarm, Seconds.
+ * | (This list is in bitfield order, from LSB to MSB, as they would
+ * | appear in the STALE_REGS and NEW_REGS bitfields of the HW_RTC_STAT
+ * | register. For example, the Seconds register corresponds to
+ * | STALE_REGS or NEW_REGS containing 0x80.)
*/
- while (readl(rtc_data->io + STMP3XXX_RTC_STAT) &
- (0x80 << STMP3XXX_RTC_STAT_STALE_SHIFT))
- cpu_relax();
+ do {
+ if (!(readl(rtc_data->io + STMP3XXX_RTC_STAT) &
+ (0x80 << STMP3XXX_RTC_STAT_STALE_SHIFT)))
+ return 0;
+ udelay(1);
+ } while (--timeout > 0);
+ return (readl(rtc_data->io + STMP3XXX_RTC_STAT) &
+ (0x80 << STMP3XXX_RTC_STAT_STALE_SHIFT)) ? -ETIME : 0;
}
/* Time read/write */
static int stmp3xxx_rtc_gettime(struct device *dev, struct rtc_time *rtc_tm)
{
+ int ret;
struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
- stmp3xxx_wait_time(rtc_data);
+ ret = stmp3xxx_wait_time(rtc_data);
+ if (ret)
+ return ret;
+
rtc_time_to_tm(readl(rtc_data->io + STMP3XXX_RTC_SECONDS), rtc_tm);
return 0;
}
@@ -146,8 +162,7 @@ static int stmp3xxx_rtc_set_mmss(struct device *dev, unsigned long t)
struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
writel(t, rtc_data->io + STMP3XXX_RTC_SECONDS);
- stmp3xxx_wait_time(rtc_data);
- return 0;
+ return stmp3xxx_wait_time(rtc_data);
}
/* interrupt(s) handler */
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 17150a778984..451bf99582ff 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2392,6 +2392,12 @@ int dasd_sleep_on_immediatly(struct dasd_ccw_req *cqr)
rc = cqr->intrc;
else
rc = -EIO;
+
+ /* kick tasklets */
+ dasd_schedule_device_bh(device);
+ if (device->block)
+ dasd_schedule_block_bh(device->block);
+
return rc;
}
diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h
index b6d1f92ed33c..c18c68150e9f 100644
--- a/drivers/scsi/fnic/fnic.h
+++ b/drivers/scsi/fnic/fnic.h
@@ -38,7 +38,7 @@
#define DRV_NAME "fnic"
#define DRV_DESCRIPTION "Cisco FCoE HBA Driver"
-#define DRV_VERSION "1.5.0.22"
+#define DRV_VERSION "1.5.0.23"
#define PFX DRV_NAME ": "
#define DFX DRV_NAME "%d: "
diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
index 5f09d1814d26..42e15ee6e1bb 100644
--- a/drivers/scsi/fnic/fnic_main.c
+++ b/drivers/scsi/fnic/fnic_main.c
@@ -642,19 +642,6 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
INIT_WORK(&fnic->fip_frame_work, fnic_handle_fip_frame);
INIT_WORK(&fnic->event_work, fnic_handle_event);
skb_queue_head_init(&fnic->fip_frame_queue);
- spin_lock_irqsave(&fnic_list_lock, flags);
- if (!fnic_fip_queue) {
- fnic_fip_queue =
- create_singlethread_workqueue("fnic_fip_q");
- if (!fnic_fip_queue) {
- spin_unlock_irqrestore(&fnic_list_lock, flags);
- printk(KERN_ERR PFX "fnic FIP work queue "
- "create failed\n");
- err = -ENOMEM;
- goto err_out_free_max_pool;
- }
- }
- spin_unlock_irqrestore(&fnic_list_lock, flags);
INIT_LIST_HEAD(&fnic->evlist);
INIT_LIST_HEAD(&fnic->vlans);
} else {
@@ -960,6 +947,13 @@ static int __init fnic_init_module(void)
spin_lock_init(&fnic_list_lock);
INIT_LIST_HEAD(&fnic_list);
+ fnic_fip_queue = create_singlethread_workqueue("fnic_fip_q");
+ if (!fnic_fip_queue) {
+ printk(KERN_ERR PFX "fnic FIP work queue create failed\n");
+ err = -ENOMEM;
+ goto err_create_fip_workq;
+ }
+
fnic_fc_transport = fc_attach_transport(&fnic_fc_functions);
if (!fnic_fc_transport) {
printk(KERN_ERR PFX "fc_attach_transport error\n");
@@ -978,6 +972,8 @@ static int __init fnic_init_module(void)
err_pci_register:
fc_release_transport(fnic_fc_transport);
err_fc_transport:
+ destroy_workqueue(fnic_fip_queue);
+err_create_fip_workq:
destroy_workqueue(fnic_event_queue);
err_create_fnic_workq:
kmem_cache_destroy(fnic_io_req_cache);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 0177295599e0..1f0ca68409d4 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -3547,11 +3547,21 @@ static int megasas_init_fw(struct megasas_instance *instance)
break;
}
- /*
- * We expect the FW state to be READY
- */
- if (megasas_transition_to_ready(instance, 0))
- goto fail_ready_state;
+ if (megasas_transition_to_ready(instance, 0)) {
+ atomic_set(&instance->fw_reset_no_pci_access, 1);
+ instance->instancet->adp_reset
+ (instance, instance->reg_set);
+ atomic_set(&instance->fw_reset_no_pci_access, 0);
+ dev_info(&instance->pdev->dev,
+ "megasas: FW restarted successfully from %s!\n",
+ __func__);
+
+ /*waitting for about 30 second before retry*/
+ ssleep(30);
+
+ if (megasas_transition_to_ready(instance, 0))
+ goto fail_ready_state;
+ }
/*
* MSI-X host index 0 is common for all adapter.
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 3b1ea34e1f5a..eaa808e6ba91 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -1031,6 +1031,9 @@ int scsi_get_vpd_page(struct scsi_device *sdev, u8 page, unsigned char *buf,
{
int i, result;
+ if (sdev->skip_vpd_pages)
+ goto fail;
+
/* Ask for all the pages supported by this device */
result = scsi_vpd_inquiry(sdev, buf, 0, buf_len);
if (result)
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
index 2168258fb2c3..74b88efde6ad 100644
--- a/drivers/scsi/virtio_scsi.c
+++ b/drivers/scsi/virtio_scsi.c
@@ -751,7 +751,7 @@ static void __virtscsi_set_affinity(struct virtio_scsi *vscsi, bool affinity)
vscsi->affinity_hint_set = true;
} else {
- for (i = 0; i < vscsi->num_queues - VIRTIO_SCSI_VQ_BASE; i++)
+ for (i = 0; i < vscsi->num_queues; i++)
virtqueue_set_affinity(vscsi->req_vqs[i].vq, -1);
vscsi->affinity_hint_set = false;
diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
index 222d3e37fc28..707966bd5610 100644
--- a/drivers/spi/spi-davinci.c
+++ b/drivers/spi/spi-davinci.c
@@ -609,7 +609,7 @@ static int davinci_spi_bufs(struct spi_device *spi, struct spi_transfer *t)
else
buf = (void *)t->tx_buf;
t->tx_dma = dma_map_single(&spi->dev, buf,
- t->len, DMA_FROM_DEVICE);
+ t->len, DMA_TO_DEVICE);
if (!t->tx_dma) {
ret = -EFAULT;
goto err_tx_map;
diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c
index dcceed29d31a..81972fa47beb 100644
--- a/drivers/staging/zcache/zcache-main.c
+++ b/drivers/staging/zcache/zcache-main.c
@@ -1811,10 +1811,12 @@ static int zcache_comp_init(void)
#else
if (*zcache_comp_name != '\0') {
ret = crypto_has_comp(zcache_comp_name, 0, 0);
- if (!ret)
+ if (!ret) {
pr_info("zcache: %s not supported\n",
zcache_comp_name);
- goto out;
+ ret = 1;
+ goto out;
+ }
}
if (!ret)
strcpy(zcache_comp_name, "lzo");
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index 609dbc2f7151..83b4ef4dfcf8 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -1119,11 +1119,11 @@ static int usbtmc_probe(struct usb_interface *intf,
/* Determine if it is a Rigol or not */
data->rigol_quirk = 0;
dev_dbg(&intf->dev, "Trying to find if device Vendor 0x%04X Product 0x%04X has the RIGOL quirk\n",
- data->usb_dev->descriptor.idVendor,
- data->usb_dev->descriptor.idProduct);
+ le16_to_cpu(data->usb_dev->descriptor.idVendor),
+ le16_to_cpu(data->usb_dev->descriptor.idProduct));
for(n = 0; usbtmc_id_quirk[n].idVendor > 0; n++) {
- if ((usbtmc_id_quirk[n].idVendor == data->usb_dev->descriptor.idVendor) &&
- (usbtmc_id_quirk[n].idProduct == data->usb_dev->descriptor.idProduct)) {
+ if ((usbtmc_id_quirk[n].idVendor == le16_to_cpu(data->usb_dev->descriptor.idVendor)) &&
+ (usbtmc_id_quirk[n].idProduct == le16_to_cpu(data->usb_dev->descriptor.idProduct))) {
dev_dbg(&intf->dev, "Setting this device as having the RIGOL quirk\n");
data->rigol_quirk = 1;
break;
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 4a8a1d68002c..558313de4911 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4798,7 +4798,8 @@ static void hub_events(void)
hub->ports[i - 1]->child;
dev_dbg(hub_dev, "warm reset port %d\n", i);
- if (!udev) {
+ if (!udev || !(portstatus &
+ USB_PORT_STAT_CONNECTION)) {
status = hub_port_reset(hub, i,
NULL, HUB_BH_RESET_TIME,
true);
@@ -4808,8 +4809,8 @@ static void hub_events(void)
usb_lock_device(udev);
status = usb_reset_device(udev);
usb_unlock_device(udev);
+ connect_change = 0;
}
- connect_change = 0;
}
if (connect_change)
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index a63598895077..5b44cd47da5b 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -78,6 +78,12 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x04d8, 0x000c), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
+ /* CarrolTouch 4000U */
+ { USB_DEVICE(0x04e7, 0x0009), .driver_info = USB_QUIRK_RESET_RESUME },
+
+ /* CarrolTouch 4500U */
+ { USB_DEVICE(0x04e7, 0x0030), .driver_info = USB_QUIRK_RESET_RESUME },
+
/* Samsung Android phone modem - ID conflict with SPH-I500 */
{ USB_DEVICE(0x04e8, 0x6601), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index f80d0330d548..8e3c878f38cf 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1391,21 +1391,20 @@ iso_stream_schedule (
/* Behind the scheduling threshold? */
if (unlikely(start < next)) {
+ unsigned now2 = (now - base) & (mod - 1);
/* USB_ISO_ASAP: Round up to the first available slot */
if (urb->transfer_flags & URB_ISO_ASAP)
start += (next - start + period - 1) & -period;
/*
- * Not ASAP: Use the next slot in the stream. If
- * the entire URB falls before the threshold, fail.
+ * Not ASAP: Use the next slot in the stream,
+ * no matter what.
*/
- else if (start + span - period < next) {
- ehci_dbg(ehci, "iso urb late %p (%u+%u < %u)\n",
+ else if (start + span - period < now2) {
+ ehci_dbg(ehci, "iso underrun %p (%u+%u < %u)\n",
urb, start + base,
- span - period, next + base);
- status = -EXDEV;
- goto fail;
+ span - period, now2 + base);
}
}
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index df6978abd7e6..6f8c2fd47675 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -24,6 +24,7 @@
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/dmapool.h>
+#include <linux/dma-mapping.h>
#include "xhci.h"
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 41eb4fc33453..9478caa2f71f 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -27,6 +27,7 @@
#include <linux/moduleparam.h>
#include <linux/slab.h>
#include <linux/dmi.h>
+#include <linux/dma-mapping.h>
#include "xhci.h"
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index eb3c8c142fa9..eeb27208c0d1 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -830,7 +830,7 @@ static int adu_probe(struct usb_interface *interface,
/* let the user know what node this device is now attached to */
dev_info(&interface->dev, "ADU%d %s now attached to /dev/usb/adutux%d\n",
- udev->descriptor.idProduct, dev->serial_number,
+ le16_to_cpu(udev->descriptor.idProduct), dev->serial_number,
(dev->minor - ADU_MINOR_BASE));
exit:
dbg(2, " %s : leave, return value %p (dev)", __func__, dev);
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 5a979729f8ec..58c17fdc85eb 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -2303,7 +2303,7 @@ static int keyspan_startup(struct usb_serial *serial)
if (d_details == NULL) {
dev_err(&serial->dev->dev, "%s - unknown product id %x\n",
__func__, le16_to_cpu(serial->dev->descriptor.idProduct));
- return 1;
+ return -ENODEV;
}
/* Setup private data for serial driver */
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 51da424327b0..b01300164fc0 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -90,6 +90,7 @@ struct urbtracker {
struct list_head urblist_entry;
struct kref ref_count;
struct urb *urb;
+ struct usb_ctrlrequest *setup;
};
enum mos7715_pp_modes {
@@ -271,6 +272,7 @@ static void destroy_urbtracker(struct kref *kref)
struct mos7715_parport *mos_parport = urbtrack->mos_parport;
usb_free_urb(urbtrack->urb);
+ kfree(urbtrack->setup);
kfree(urbtrack);
kref_put(&mos_parport->ref_count, destroy_mos_parport);
}
@@ -355,7 +357,6 @@ static int write_parport_reg_nonblock(struct mos7715_parport *mos_parport,
struct urbtracker *urbtrack;
int ret_val;
unsigned long flags;
- struct usb_ctrlrequest setup;
struct usb_serial *serial = mos_parport->serial;
struct usb_device *usbdev = serial->dev;
@@ -373,14 +374,20 @@ static int write_parport_reg_nonblock(struct mos7715_parport *mos_parport,
kfree(urbtrack);
return -ENOMEM;
}
- setup.bRequestType = (__u8)0x40;
- setup.bRequest = (__u8)0x0e;
- setup.wValue = get_reg_value(reg, dummy);
- setup.wIndex = get_reg_index(reg);
- setup.wLength = 0;
+ urbtrack->setup = kmalloc(sizeof(*urbtrack->setup), GFP_KERNEL);
+ if (!urbtrack->setup) {
+ usb_free_urb(urbtrack->urb);
+ kfree(urbtrack);
+ return -ENOMEM;
+ }
+ urbtrack->setup->bRequestType = (__u8)0x40;
+ urbtrack->setup->bRequest = (__u8)0x0e;
+ urbtrack->setup->wValue = get_reg_value(reg, dummy);
+ urbtrack->setup->wIndex = get_reg_index(reg);
+ urbtrack->setup->wLength = 0;
usb_fill_control_urb(urbtrack->urb, usbdev,
usb_sndctrlpipe(usbdev, 0),
- (unsigned char *)&setup,
+ (unsigned char *)urbtrack->setup,
NULL, 0, async_complete, urbtrack);
kref_init(&urbtrack->ref_count);
INIT_LIST_HEAD(&urbtrack->urblist_entry);
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index d953d674f222..3bac4693c038 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -2193,7 +2193,7 @@ static int mos7810_check(struct usb_serial *serial)
static int mos7840_probe(struct usb_serial *serial,
const struct usb_device_id *id)
{
- u16 product = serial->dev->descriptor.idProduct;
+ u16 product = le16_to_cpu(serial->dev->descriptor.idProduct);
u8 *buf;
int device_type;
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 375b5a400b6f..5c9f9b1d7736 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -1536,14 +1536,15 @@ static int ti_download_firmware(struct ti_device *tdev)
char buf[32];
/* try ID specific firmware first, then try generic firmware */
- sprintf(buf, "ti_usb-v%04x-p%04x.fw", dev->descriptor.idVendor,
- dev->descriptor.idProduct);
+ sprintf(buf, "ti_usb-v%04x-p%04x.fw",
+ le16_to_cpu(dev->descriptor.idVendor),
+ le16_to_cpu(dev->descriptor.idProduct));
status = request_firmware(&fw_p, buf, &dev->dev);
if (status != 0) {
buf[0] = '\0';
- if (dev->descriptor.idVendor == MTS_VENDOR_ID) {
- switch (dev->descriptor.idProduct) {
+ if (le16_to_cpu(dev->descriptor.idVendor) == MTS_VENDOR_ID) {
+ switch (le16_to_cpu(dev->descriptor.idProduct)) {
case MTS_CDMA_PRODUCT_ID:
strcpy(buf, "mts_cdma.fw");
break;
diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c
index 8257d30c4072..85365784040b 100644
--- a/drivers/usb/serial/usb_wwan.c
+++ b/drivers/usb/serial/usb_wwan.c
@@ -291,18 +291,18 @@ static void usb_wwan_indat_callback(struct urb *urb)
tty_flip_buffer_push(&port->port);
} else
dev_dbg(dev, "%s: empty read urb received\n", __func__);
-
- /* Resubmit urb so we continue receiving */
- err = usb_submit_urb(urb, GFP_ATOMIC);
- if (err) {
- if (err != -EPERM) {
- dev_err(dev, "%s: resubmit read urb failed. (%d)\n", __func__, err);
- /* busy also in error unless we are killed */
- usb_mark_last_busy(port->serial->dev);
- }
- } else {
+ }
+ /* Resubmit urb so we continue receiving */
+ err = usb_submit_urb(urb, GFP_ATOMIC);
+ if (err) {
+ if (err != -EPERM) {
+ dev_err(dev, "%s: resubmit read urb failed. (%d)\n",
+ __func__, err);
+ /* busy also in error unless we are killed */
usb_mark_last_busy(port->serial->dev);
}
+ } else {
+ usb_mark_last_busy(port->serial->dev);
}
}
diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c
index 16968c899493..d3493ca0525d 100644
--- a/drivers/usb/wusbcore/wa-xfer.c
+++ b/drivers/usb/wusbcore/wa-xfer.c
@@ -1226,6 +1226,12 @@ int wa_urb_dequeue(struct wahc *wa, struct urb *urb)
}
spin_lock_irqsave(&xfer->lock, flags);
rpipe = xfer->ep->hcpriv;
+ if (rpipe == NULL) {
+ pr_debug("%s: xfer id 0x%08X has no RPIPE. %s",
+ __func__, wa_xfer_id(xfer),
+ "Probably already aborted.\n" );
+ goto out_unlock;
+ }
/* Check the delayed list -> if there, release and complete */
spin_lock_irqsave(&wa->xfer_list_lock, flags2);
if (!list_empty(&xfer->list_node) && xfer->seg == NULL)
@@ -1644,8 +1650,7 @@ static void wa_xfer_result_cb(struct urb *urb)
break;
}
usb_status = xfer_result->bTransferStatus & 0x3f;
- if (usb_status == WA_XFER_STATUS_ABORTED
- || usb_status == WA_XFER_STATUS_NOT_FOUND)
+ if (usb_status == WA_XFER_STATUS_NOT_FOUND)
/* taken care of already */
break;
xfer_id = xfer_result->dwTransferID;
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 3ba37713b1f9..dc09ebe4aba5 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -239,24 +239,6 @@ static const struct fb_bitfield def_rgb565[] = {
}
};
-static const struct fb_bitfield def_rgb666[] = {
- [RED] = {
- .offset = 16,
- .length = 6,
- },
- [GREEN] = {
- .offset = 8,
- .length = 6,
- },
- [BLUE] = {
- .offset = 0,
- .length = 6,
- },
- [TRANSP] = { /* no support for transparency */
- .length = 0,
- }
-};
-
static const struct fb_bitfield def_rgb888[] = {
[RED] = {
.offset = 16,
@@ -309,9 +291,6 @@ static int mxsfb_check_var(struct fb_var_screeninfo *var,
break;
case STMLCDIF_16BIT:
case STMLCDIF_18BIT:
- /* 24 bit to 18 bit mapping */
- rgb = def_rgb666;
- break;
case STMLCDIF_24BIT:
/* real 24 bit */
rgb = def_rgb888;
@@ -453,11 +432,6 @@ static int mxsfb_set_par(struct fb_info *fb_info)
return -EINVAL;
case STMLCDIF_16BIT:
case STMLCDIF_18BIT:
- /* 24 bit to 18 bit mapping */
- ctrl |= CTRL_DF24; /* ignore the upper 2 bits in
- * each colour component
- */
- break;
case STMLCDIF_24BIT:
/* real 24 bit */
break;
diff --git a/drivers/video/omap2/displays-new/connector-analog-tv.c b/drivers/video/omap2/displays-new/connector-analog-tv.c
index 5338f362293b..1b60698f141e 100644
--- a/drivers/video/omap2/displays-new/connector-analog-tv.c
+++ b/drivers/video/omap2/displays-new/connector-analog-tv.c
@@ -28,6 +28,20 @@ struct panel_drv_data {
bool invert_polarity;
};
+static const struct omap_video_timings tvc_pal_timings = {
+ .x_res = 720,
+ .y_res = 574,
+ .pixel_clock = 13500,
+ .hsw = 64,
+ .hfp = 12,
+ .hbp = 68,
+ .vsw = 5,
+ .vfp = 5,
+ .vbp = 41,
+
+ .interlace = true,
+};
+
#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
static int tvc_connect(struct omap_dss_device *dssdev)
@@ -212,14 +226,14 @@ static int tvc_probe(struct platform_device *pdev)
return -ENODEV;
}
- ddata->timings = omap_dss_pal_timings;
+ ddata->timings = tvc_pal_timings;
dssdev = &ddata->dssdev;
dssdev->driver = &tvc_driver;
dssdev->dev = &pdev->dev;
dssdev->type = OMAP_DISPLAY_TYPE_VENC;
dssdev->owner = THIS_MODULE;
- dssdev->panel.timings = omap_dss_pal_timings;
+ dssdev->panel.timings = tvc_pal_timings;
r = omapdss_register_display(dssdev);
if (r) {