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-rw-r--r--drivers/base/power/clock_ops.c4
-rw-r--r--drivers/base/power/main.c28
-rw-r--r--drivers/bluetooth/btmrvl_debugfs.c12
-rw-r--r--drivers/char/hpet.c25
-rw-r--r--drivers/cpufreq/cpufreq_stats.c9
-rw-r--r--drivers/cpufreq/powernow-k8.c6
-rw-r--r--drivers/dma/shdma.c13
-rw-r--r--drivers/gpio/gpio-omap.c5
-rw-r--r--drivers/gpu/drm/drm_bufs.c17
-rw-r--r--drivers/gpu/drm/drm_crtc.c2
-rw-r--r--drivers/gpu/drm/drm_edid.c19
-rw-r--r--drivers/gpu/drm/drm_ioc32.c9
-rw-r--r--drivers/gpu/drm/drm_pci.c3
-rw-r--r--drivers/gpu/drm/drm_vm.c2
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c6
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c10
-rw-r--r--drivers/gpu/drm/i915/intel_i2c.c3
-rw-r--r--drivers/gpu/drm/mga/mga_drv.h19
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.c1
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fence.c59
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_perf.c5
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_state.c4
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c17
-rw-r--r--drivers/gpu/drm/radeon/atombios.h1
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c7
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c28
-rw-r--r--drivers/gpu/drm/radeon/r100_track.h8
-rw-r--r--drivers/gpu/drm/radeon/r600.c20
-rw-r--r--drivers/gpu/drm/radeon/radeon.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.c31
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c8
-rw-r--r--drivers/gpu/drm/radeon/radeon_clocks.c8
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c11
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c71
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c123
-rw-r--r--drivers/gpu/drm/radeon/radeon_fence.c51
-rw-r--r--drivers/gpu/drm/radeon/radeon_mode.h2
-rw-r--r--drivers/gpu/drm/radeon/rv770.c3
-rw-r--r--drivers/gpu/drm/savage/savage_bci.c3
-rw-r--r--drivers/hid/Kconfig1
-rw-r--r--drivers/hid/hid-core.c1
-rw-r--r--drivers/hid/hid-ids.h4
-rw-r--r--drivers/hid/hid-magicmouse.c10
-rw-r--r--drivers/hid/hid-multitouch.c62
-rw-r--r--drivers/hid/usbhid/hid-quirks.c1
-rw-r--r--drivers/hid/usbhid/hiddev.c8
-rw-r--r--drivers/hwmon/asus_atk0110.c5
-rw-r--r--drivers/hwmon/coretemp.c4
-rw-r--r--drivers/hwmon/ibmaem.c2
-rw-r--r--drivers/hwmon/ibmpex.c1
-rw-r--r--drivers/hwmon/s3c-hwmon.c2
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c46
-rw-r--r--drivers/infiniband/hw/cxgb4/cq.c4
-rw-r--r--drivers/infiniband/hw/cxgb4/mem.c2
-rw-r--r--drivers/infiniband/hw/cxgb4/qp.c5
-rw-r--r--drivers/infiniband/hw/qib/qib_iba7322.c25
-rw-r--r--drivers/infiniband/hw/qib/qib_intr.c6
-rw-r--r--drivers/input/evdev.c3
-rw-r--r--drivers/input/input.c2
-rw-r--r--drivers/input/keyboard/omap-keypad.c1
-rw-r--r--drivers/input/keyboard/sh_keysc.c2
-rw-r--r--drivers/input/mousedev.c4
-rw-r--r--drivers/isdn/gigaset/interface.c4
-rw-r--r--drivers/leds/Kconfig20
-rw-r--r--drivers/md/bitmap.c104
-rw-r--r--drivers/md/bitmap.h10
-rw-r--r--drivers/md/md.c41
-rw-r--r--drivers/md/md.h2
-rw-r--r--drivers/md/raid1.c24
-rw-r--r--drivers/md/raid1.h2
-rw-r--r--drivers/md/raid5.c16
-rw-r--r--drivers/misc/apds990x.c2
-rw-r--r--drivers/misc/cs5535-mfgpt.c2
-rw-r--r--drivers/misc/sgi-xp/xpnet.c6
-rw-r--r--drivers/misc/spear13xx_pcie_gadget.c2
-rw-r--r--drivers/mmc/host/mmci.c12
-rw-r--r--drivers/net/3c503.c3
-rw-r--r--drivers/net/bfin_mac.c20
-rw-r--r--drivers/net/bonding/bond_main.c1
-rw-r--r--drivers/net/fs_enet/mac-fcc.c2
-rw-r--r--drivers/net/hp100.c4
-rw-r--r--drivers/net/hplance.c2
-rw-r--r--drivers/net/netxen/netxen_nic_main.c4
-rw-r--r--drivers/net/phy/Kconfig1
-rw-r--r--drivers/net/phy/dp83640.c24
-rw-r--r--drivers/net/ppp_async.c4
-rw-r--r--drivers/net/pxa168_eth.c2
-rw-r--r--drivers/net/r8169.c10
-rw-r--r--drivers/net/tun.c24
-rw-r--r--drivers/net/usb/Kconfig10
-rw-r--r--drivers/net/usb/Makefile1
-rw-r--r--drivers/net/usb/kalmia.c384
-rw-r--r--drivers/net/wan/farsync.c4
-rw-r--r--drivers/net/wireless/mwifiex/cfg80211.c2
-rw-r--r--drivers/net/wireless/mwl8k.c4
-rw-r--r--drivers/oprofile/buffer_sync.c21
-rw-r--r--drivers/pci/pci-driver.c4
-rw-r--r--drivers/pci/pci.c4
-rw-r--r--drivers/pcmcia/pxa2xx_vpac270.c1
-rw-r--r--drivers/ptp/ptp_chardev.c11
-rw-r--r--drivers/rtc/interface.c2
-rw-r--r--drivers/rtc/rtc-dev.c3
-rw-r--r--drivers/sh/clk/core.c2
-rw-r--r--drivers/spi/amba-pl022.c1
-rw-r--r--drivers/spi/spi_bfin5xx.c7
-rw-r--r--drivers/staging/iio/accel/adis16201.h2
-rw-r--r--drivers/staging/iio/accel/adis16203.h2
-rw-r--r--drivers/tty/serial/pch_uart.c4
-rw-r--r--drivers/usb/core/driver.c6
-rw-r--r--drivers/video/aty/atyfb_base.c10
-rw-r--r--drivers/video/backlight/Kconfig12
-rw-r--r--drivers/video/backlight/Makefile1
-rw-r--r--drivers/video/backlight/adp8870_bl.c1012
-rw-r--r--drivers/video/efifb.c2
-rw-r--r--drivers/video/s3c-fb.c22
-rw-r--r--drivers/video/sh_mobile_hdmi.c18
-rw-r--r--drivers/w1/masters/Kconfig2
-rw-r--r--drivers/xen/events.c2
119 files changed, 2334 insertions, 427 deletions
diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c
index eaa8a854af0..ad367c4139b 100644
--- a/drivers/base/power/clock_ops.c
+++ b/drivers/base/power/clock_ops.c
@@ -387,7 +387,7 @@ static int pm_runtime_clk_notify(struct notifier_block *nb,
clknb = container_of(nb, struct pm_clk_notifier_block, nb);
switch (action) {
- case BUS_NOTIFY_ADD_DEVICE:
+ case BUS_NOTIFY_BIND_DRIVER:
if (clknb->con_ids[0]) {
for (con_id = clknb->con_ids; *con_id; con_id++)
enable_clock(dev, *con_id);
@@ -395,7 +395,7 @@ static int pm_runtime_clk_notify(struct notifier_block *nb,
enable_clock(dev, NULL);
}
break;
- case BUS_NOTIFY_DEL_DEVICE:
+ case BUS_NOTIFY_UNBOUND_DRIVER:
if (clknb->con_ids[0]) {
for (con_id = clknb->con_ids; *con_id; con_id++)
disable_clock(dev, *con_id);
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index aa632020774..06f09bf89cb 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -57,7 +57,8 @@ static int async_error;
*/
void device_pm_init(struct device *dev)
{
- dev->power.in_suspend = false;
+ dev->power.is_prepared = false;
+ dev->power.is_suspended = false;
init_completion(&dev->power.completion);
complete_all(&dev->power.completion);
dev->power.wakeup = NULL;
@@ -91,7 +92,7 @@ void device_pm_add(struct device *dev)
pr_debug("PM: Adding info for %s:%s\n",
dev->bus ? dev->bus->name : "No Bus", dev_name(dev));
mutex_lock(&dpm_list_mtx);
- if (dev->parent && dev->parent->power.in_suspend)
+ if (dev->parent && dev->parent->power.is_prepared)
dev_warn(dev, "parent %s should not be sleeping\n",
dev_name(dev->parent));
list_add_tail(&dev->power.entry, &dpm_list);
@@ -511,7 +512,14 @@ static int device_resume(struct device *dev, pm_message_t state, bool async)
dpm_wait(dev->parent, async);
device_lock(dev);
- dev->power.in_suspend = false;
+ /*
+ * This is a fib. But we'll allow new children to be added below
+ * a resumed device, even if the device hasn't been completed yet.
+ */
+ dev->power.is_prepared = false;
+
+ if (!dev->power.is_suspended)
+ goto Unlock;
if (dev->pwr_domain) {
pm_dev_dbg(dev, state, "power domain ");
@@ -548,6 +556,9 @@ static int device_resume(struct device *dev, pm_message_t state, bool async)
}
End:
+ dev->power.is_suspended = false;
+
+ Unlock:
device_unlock(dev);
complete_all(&dev->power.completion);
@@ -670,7 +681,7 @@ void dpm_complete(pm_message_t state)
struct device *dev = to_device(dpm_prepared_list.prev);
get_device(dev);
- dev->power.in_suspend = false;
+ dev->power.is_prepared = false;
list_move(&dev->power.entry, &list);
mutex_unlock(&dpm_list_mtx);
@@ -835,11 +846,11 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
device_lock(dev);
if (async_error)
- goto End;
+ goto Unlock;
if (pm_wakeup_pending()) {
async_error = -EBUSY;
- goto End;
+ goto Unlock;
}
if (dev->pwr_domain) {
@@ -877,6 +888,9 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
}
End:
+ dev->power.is_suspended = !error;
+
+ Unlock:
device_unlock(dev);
complete_all(&dev->power.completion);
@@ -1042,7 +1056,7 @@ int dpm_prepare(pm_message_t state)
put_device(dev);
break;
}
- dev->power.in_suspend = true;
+ dev->power.is_prepared = true;
if (!list_empty(&dev->power.entry))
list_move_tail(&dev->power.entry, &dpm_prepared_list);
put_device(dev);
diff --git a/drivers/bluetooth/btmrvl_debugfs.c b/drivers/bluetooth/btmrvl_debugfs.c
index fd6305bf953..8ecf4c6c287 100644
--- a/drivers/bluetooth/btmrvl_debugfs.c
+++ b/drivers/bluetooth/btmrvl_debugfs.c
@@ -64,6 +64,8 @@ static ssize_t btmrvl_hscfgcmd_write(struct file *file,
return -EFAULT;
ret = strict_strtol(buf, 10, &result);
+ if (ret)
+ return ret;
priv->btmrvl_dev.hscfgcmd = result;
@@ -108,6 +110,8 @@ static ssize_t btmrvl_psmode_write(struct file *file, const char __user *ubuf,
return -EFAULT;
ret = strict_strtol(buf, 10, &result);
+ if (ret)
+ return ret;
priv->btmrvl_dev.psmode = result;
@@ -147,6 +151,8 @@ static ssize_t btmrvl_pscmd_write(struct file *file, const char __user *ubuf,
return -EFAULT;
ret = strict_strtol(buf, 10, &result);
+ if (ret)
+ return ret;
priv->btmrvl_dev.pscmd = result;
@@ -191,6 +197,8 @@ static ssize_t btmrvl_gpiogap_write(struct file *file, const char __user *ubuf,
return -EFAULT;
ret = strict_strtol(buf, 16, &result);
+ if (ret)
+ return ret;
priv->btmrvl_dev.gpio_gap = result;
@@ -230,6 +238,8 @@ static ssize_t btmrvl_hscmd_write(struct file *file, const char __user *ubuf,
return -EFAULT;
ret = strict_strtol(buf, 10, &result);
+ if (ret)
+ return ret;
priv->btmrvl_dev.hscmd = result;
if (priv->btmrvl_dev.hscmd) {
@@ -272,6 +282,8 @@ static ssize_t btmrvl_hsmode_write(struct file *file, const char __user *ubuf,
return -EFAULT;
ret = strict_strtol(buf, 10, &result);
+ if (ret)
+ return ret;
priv->btmrvl_dev.hsmode = result;
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 051474c65b7..34d6a1cab8d 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -163,11 +163,32 @@ static irqreturn_t hpet_interrupt(int irq, void *data)
* This has the effect of treating non-periodic like periodic.
*/
if ((devp->hd_flags & (HPET_IE | HPET_PERIODIC)) == HPET_IE) {
- unsigned long m, t;
+ unsigned long m, t, mc, base, k;
+ struct hpet __iomem *hpet = devp->hd_hpet;
+ struct hpets *hpetp = devp->hd_hpets;
t = devp->hd_ireqfreq;
m = read_counter(&devp->hd_timer->hpet_compare);
- write_counter(t + m, &devp->hd_timer->hpet_compare);
+ mc = read_counter(&hpet->hpet_mc);
+ /* The time for the next interrupt would logically be t + m,
+ * however, if we are very unlucky and the interrupt is delayed
+ * for longer than t then we will completely miss the next
+ * interrupt if we set t + m and an application will hang.
+ * Therefore we need to make a more complex computation assuming
+ * that there exists a k for which the following is true:
+ * k * t + base < mc + delta
+ * (k + 1) * t + base > mc + delta
+ * where t is the interval in hpet ticks for the given freq,
+ * base is the theoretical start value 0 < base < t,
+ * mc is the main counter value at the time of the interrupt,
+ * delta is the time it takes to write the a value to the
+ * comparator.
+ * k may then be computed as (mc - base + delta) / t .
+ */
+ base = mc % t;
+ k = (mc - base + hpetp->hp_delta) / t;
+ write_counter(t * (k + 1) + base,
+ &devp->hd_timer->hpet_compare);
}
if (devp->hd_flags & HPET_SHARED_IRQ)
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index b60a4c26368..faf7c521784 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -298,11 +298,13 @@ static int cpufreq_stat_notifier_trans(struct notifier_block *nb,
old_index = stat->last_index;
new_index = freq_table_get_index(stat, freq->new);
- cpufreq_stats_update(freq->cpu);
- if (old_index == new_index)
+ /* We can't do stat->time_in_state[-1]= .. */
+ if (old_index == -1 || new_index == -1)
return 0;
- if (old_index == -1 || new_index == -1)
+ cpufreq_stats_update(freq->cpu);
+
+ if (old_index == new_index)
return 0;
spin_lock(&cpufreq_stats_lock);
@@ -387,6 +389,7 @@ static void __exit cpufreq_stats_exit(void)
unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier);
for_each_online_cpu(cpu) {
cpufreq_stats_free_table(cpu);
+ cpufreq_stats_free_sysfs(cpu);
}
}
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
index 83479b6fb9a..bce576d7478 100644
--- a/drivers/cpufreq/powernow-k8.c
+++ b/drivers/cpufreq/powernow-k8.c
@@ -1079,6 +1079,9 @@ static int transition_frequency_fidvid(struct powernow_k8_data *data,
}
res = transition_fid_vid(data, fid, vid);
+ if (res)
+ return res;
+
freqs.new = find_khz_freq_from_fid(data->currfid);
for_each_cpu(i, data->available_cores) {
@@ -1101,7 +1104,8 @@ static int transition_frequency_pstate(struct powernow_k8_data *data,
/* get MSR index for hardware pstate transition */
pstate = index & HW_PSTATE_MASK;
if (pstate > data->max_hw_pstate)
- return 0;
+ return -EINVAL;
+
freqs.old = find_khz_freq_from_pstate(data->powernow_table,
data->currpstate);
freqs.new = find_khz_freq_from_pstate(data->powernow_table, pstate);
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
index 2a638f9f09a..02833004420 100644
--- a/drivers/dma/shdma.c
+++ b/drivers/dma/shdma.c
@@ -1221,6 +1221,11 @@ static int __init sh_dmae_probe(struct platform_device *pdev)
} else {
do {
for (i = chanirq_res->start; i <= chanirq_res->end; i++) {
+ if (irq_cnt >= SH_DMAC_MAX_CHANNELS) {
+ irq_cap = 1;
+ break;
+ }
+
if ((errirq_res->flags & IORESOURCE_BITS) ==
IORESOURCE_IRQ_SHAREABLE)
chan_flag[irq_cnt] = IRQF_SHARED;
@@ -1230,15 +1235,11 @@ static int __init sh_dmae_probe(struct platform_device *pdev)
"Found IRQ %d for channel %d\n",
i, irq_cnt);
chan_irq[irq_cnt++] = i;
-
- if (irq_cnt >= SH_DMAC_MAX_CHANNELS)
- break;
}
- if (irq_cnt >= SH_DMAC_MAX_CHANNELS) {
- irq_cap = 1;
+ if (irq_cnt >= SH_DMAC_MAX_CHANNELS)
break;
- }
+
chanirq_res = platform_get_resource(pdev,
IORESOURCE_IRQ, ++irqres);
} while (irq_cnt < pdata->channel_num && chanirq_res);
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 01f74a8459d..35bebde23e8 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -469,8 +469,9 @@ static inline void set_24xx_gpio_triggering(struct gpio_bank *bank, int gpio,
+ OMAP24XX_GPIO_CLEARWKUENA);
}
}
- /* This part needs to be executed always for OMAP34xx */
- if (cpu_is_omap34xx() || (bank->non_wakeup_gpios & gpio_bit)) {
+ /* This part needs to be executed always for OMAP{34xx, 44xx} */
+ if (cpu_is_omap34xx() || cpu_is_omap44xx() ||
+ (bank->non_wakeup_gpios & gpio_bit)) {
/*
* Log the edge gpio and manually trigger the IRQ
* after resume if the input level changes
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 3e257a50bf5..61e1ef90d4e 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -46,10 +46,11 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev,
list_for_each_entry(entry, &dev->maplist, head) {
/*
* Because the kernel-userspace ABI is fixed at a 32-bit offset
- * while PCI resources may live above that, we ignore the map
- * offset for maps of type _DRM_FRAMEBUFFER or _DRM_REGISTERS.
- * It is assumed that each driver will have only one resource of
- * each type.
+ * while PCI resources may live above that, we only compare the
+ * lower 32 bits of the map offset for maps of type
+ * _DRM_FRAMEBUFFER or _DRM_REGISTERS.
+ * It is assumed that if a driver have more than one resource
+ * of each type, the lower 32 bits are different.
*/
if (!entry->map ||
map->type != entry->map->type ||
@@ -59,9 +60,12 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev,
case _DRM_SHM:
if (map->flags != _DRM_CONTAINS_LOCK)
break;
+ return entry;
case _DRM_REGISTERS:
case _DRM_FRAME_BUFFER:
- return entry;
+ if ((entry->map->offset & 0xffffffff) ==
+ (map->offset & 0xffffffff))
+ return entry;
default: /* Make gcc happy */
;
}
@@ -183,9 +187,6 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
return -EINVAL;
}
#endif
-#ifdef __alpha__
- map->offset += dev->hose->mem_space->start;
-#endif
/* Some drivers preinitialize some maps, without the X Server
* needing to be aware of it. Therefore, we just return success
* when the server tries to create a duplicate map.
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 872747c5a54..21058e6ad2b 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1113,7 +1113,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
if (card_res->count_fbs >= fb_count) {
copied = 0;
fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr;
- list_for_each_entry(fb, &file_priv->fbs, head) {
+ list_for_each_entry(fb, &file_priv->fbs, filp_head) {
if (put_user(fb->base.id, fb_id + copied)) {
ret = -EFAULT;
goto out;
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 0a9357c66ff..09292193daf 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -184,9 +184,9 @@ drm_edid_block_valid(u8 *raw_edid)
bad:
if (raw_edid) {
- DRM_ERROR("Raw EDID:\n");
+ printk(KERN_ERR "Raw EDID:\n");
print_hex_dump_bytes(KERN_ERR, DUMP_PREFIX_NONE, raw_edid, EDID_LENGTH);
- printk("\n");
+ printk(KERN_ERR "\n");
}
return 0;
}
@@ -258,6 +258,17 @@ drm_do_probe_ddc_edid(struct i2c_adapter *adapter, unsigned char *buf,
return ret == 2 ? 0 : -1;
}
+static bool drm_edid_is_zero(u8 *in_edid, int length)
+{
+ int i;
+ u32 *raw_edid = (u32 *)in_edid;
+
+ for (i = 0; i < length / 4; i++)
+ if (*(raw_edid + i) != 0)
+ return false;
+ return true;
+}
+
static u8 *
drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
{
@@ -273,6 +284,10 @@ drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
goto out;
if (drm_edid_block_valid(block))
break;
+ if (i == 0 && drm_edid_is_zero(block, EDID_LENGTH)) {
+ connector->null_edid_counter++;
+ goto carp;
+ }
}
if (i == 4)
goto carp;
diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c
index d61d185cf04..4a058c7af6c 100644
--- a/drivers/gpu/drm/drm_ioc32.c
+++ b/drivers/gpu/drm/drm_ioc32.c
@@ -28,6 +28,7 @@
* IN THE SOFTWARE.
*/
#include <linux/compat.h>
+#include <linux/ratelimit.h>
#include "drmP.h"
#include "drm_core.h"
@@ -253,10 +254,10 @@ static int compat_drm_addmap(struct file *file, unsigned int cmd,
return -EFAULT;
m32.handle = (unsigned long)handle;
- if (m32.handle != (unsigned long)handle && printk_ratelimit())
- printk(KERN_ERR "compat_drm_addmap truncated handle"
- " %p for type %d offset %x\n",
- handle, m32.type, m32.offset);
+ if (m32.handle != (unsigned long)handle)
+ printk_ratelimited(KERN_ERR "compat_drm_addmap truncated handle"
+ " %p for type %d offset %x\n",
+ handle, m32.type, m32.offset);
if (copy_to_user(argp, &m32, sizeof(m32)))
return -EFAULT;
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index e1aee4f6a7c..b6a19cb07ca 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -251,7 +251,7 @@ err:
}
-int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p)
+static int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p)
{
if ((p->busnum >> 8) != drm_get_pci_domain(dev) ||
(p->busnum & 0xff) != dev->pdev->bus->number ||
@@ -292,6 +292,7 @@ static struct drm_bus drm_pci_bus = {
.get_name = drm_pci_get_name,
.set_busid = drm_pci_set_busid,
.set_unique = drm_pci_set_unique,
+ .irq_by_busid = drm_pci_irq_by_busid,
.agp_init = drm_pci_agp_init,
};
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c
index 2c3fcbdfd8f..5db96d45fc7 100644
--- a/drivers/gpu/drm/drm_vm.c
+++ b/drivers/gpu/drm/drm_vm.c
@@ -526,7 +526,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma)
static resource_size_t drm_core_get_reg_ofs(struct drm_device *dev)
{
#ifdef __alpha__
- return dev->hose->dense_mem_base - dev->hose->mem_space->start;
+ return dev->hose->dense_mem_base;
#else
return 0;
#endif
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 12d32579b95..94c84d74410 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -465,8 +465,10 @@ i915_gem_shmem_pread_slow(struct drm_device *dev,
page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT,
GFP_HIGHUSER | __GFP_RECLAIMABLE);
- if (IS_ERR(page))
- return PTR_ERR(page);
+ if (IS_ERR(page)) {
+ ret = PTR_ERR(page);
+ goto out;
+ }
if (do_bit17_swizzling) {
slow_shmem_bit17_copy(page,
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index b9fafe3b045..9e34a1abeb6 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1740,6 +1740,16 @@ void ironlake_irq_preinstall(struct drm_device *dev)
INIT_WORK(&dev_priv->rps_work, gen6_pm_rps_work);
I915_WRITE(HWSTAM, 0xeffe);
+ if (IS_GEN6(dev)) {
+ /* Workaround stalls observed on Sandy Bridge GPUs by
+ * making the blitter command streamer generate a
+ * write to the Hardware Status Page for
+ * MI_USER_INTERRUPT. This appears to serialize the
+ * previous seqno write out before the interrupt
+ * happens.
+ */
+ I915_WRITE(GEN6_BLITTER_HWSTAM, ~GEN6_BLITTER_USER_INTERRUPT);
+ }
/* XXX hotplug from PCH */
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index d3b903bce7c..d98cee60b60 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -401,8 +401,7 @@ int intel_setup_gmbus(struct drm_device *dev)
bus->reg0 = i | GMBUS_RATE_100KHZ;
/* XXX force bit banging until GMBUS is fully debugged */
- if (IS_GEN2(dev))
- bus->force_bit = intel_gpio_create(dev_priv, i);
+ bus->force_bit = intel_gpio_create(dev_priv, i);
}
intel_i2c_reset(dev_priv->dev);
diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h
index 1084fa4d261..54558a01969 100644
--- a/drivers/gpu/drm/mga/mga_drv.h
+++ b/drivers/gpu/drm/mga/mga_drv.h
@@ -195,29 +195,10 @@ extern long mga_compat_ioctl(struct file *filp, unsigned int cmd,
#define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER()
-#if defined(__linux__) && defined(__alpha__)
-#define MGA_BASE(reg) ((unsigned long)(dev_priv->mmio->handle))
-#define MGA_ADDR(reg) (MGA_BASE(reg) + reg)
-
-#define MGA_DEREF(reg) (*(volatile u32 *)MGA_ADDR(reg))
-#define MGA_DEREF8(reg) (*(volatile u8 *)MGA_ADDR(reg))
-
-#define MGA_READ(reg) (_MGA_READ((u32 *)MGA_ADDR(reg)))
-#define MGA_READ8(reg) (_MGA_READ((u8 *)MGA_ADDR(reg)))
-#define MGA_WRITE(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF(reg) = val; } while (0)
-#define MGA_WRITE8(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8(reg) = val; } while (0)
-
-static inline u32 _MGA_READ(u32 *addr)
-{
- DRM_MEMORYBARRIER();
- return *(volatile u32 *)addr;
-}
-#else
#define MGA_READ8(reg) DRM_READ8(dev_priv->mmio, (reg))
#define MGA_READ(reg) DRM_READ32(dev_priv->mmio, (reg))
#define MGA_WRITE8(reg, val) DRM_WRITE8(dev_priv->mmio, (reg), (val))
#define MGA_WRITE(reg, val) DRM_WRITE32(dev_priv->mmio, (reg), (val))
-#endif
#define DWGREG0 0x1c00
#define DWGREG0_END 0x1dff
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index f0d459bb46e..525744d593c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -262,7 +262,6 @@ static bool nouveau_dsm_detect(void)
vga_count++;
retval = nouveau_dsm_pci_probe(pdev);
- printk("ret val is %d\n", retval);
if (retval & NOUVEAU_DSM_HAS_MUX)
has_dsm |= 1;
if (retval & NOUVEAU_DSM_HAS_OPT)
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index 4b9f4493c9f..7347075ca5b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -339,11 +339,12 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
int ret;
if (dev_priv->chipset < 0x84) {
- ret = RING_SPACE(chan, 3);
+ ret = RING_SPACE(chan, 4);
if (ret)
return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 2);
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 3);
+ OUT_RING (chan, NvSema);
OUT_RING (chan, sema->mem->start);
OUT_RING (chan, 1);
} else
@@ -351,10 +352,12 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
struct nouveau_vma *vma = &dev_priv->fence.bo->vma;
u64 offset = vma->offset + sema->mem->start;
- ret = RING_SPACE(chan, 5);
+ ret = RING_SPACE(chan, 7);
if (ret)
return ret;
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
+ OUT_RING (chan, chan->vram_handle);
BEGIN_RING(chan, NvSubSw, 0x0010, 4);
OUT_RING (chan, upper_32_bits(offset));
OUT_RING (chan, lower_32_bits(offset));
@@ -394,11 +397,12 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
int ret;
if (dev_priv->chipset < 0x84) {
- ret = RING_SPACE(chan, 4);
+ ret = RING_SPACE(chan, 5);
if (ret)
return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 1);
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 2);
+ OUT_RING (chan, NvSema);
OUT_RING (chan, sema->mem->start);
BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_RELEASE, 1);
OUT_RING (chan, 1);
@@ -407,10 +411,12 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
struct nouveau_vma *vma = &dev_priv->fence.bo->vma;
u64 offset = vma->offset + sema->mem->start;
- ret = RING_SPACE(chan, 5);
+ ret = RING_SPACE(chan, 7);
if (ret)
return ret;
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
+ OUT_RING (chan, chan->vram_handle);
BEGIN_RING(chan, NvSubSw, 0x0010, 4);
OUT_RING (chan, upper_32_bits(offset));
OUT_RING (chan, lower_32_bits(offset));
@@ -504,22 +510,22 @@ nouveau_fence_channel_init(struct nouveau_channel *chan)
struct nouveau_gpuobj *obj = NULL;
int ret;
- if (dev_priv->card_type >= NV_C0)
- goto out_initialised;
+ if (dev_priv->card_type < NV_C0) {
+ /* Create an NV_SW object for various sync purposes */
+ ret = nouveau_gpuobj_gr_new(chan, NvSw, NV_SW);
+ if (ret)
+ return ret;
- /* Create an NV_SW object for various sync purposes */
- ret = nouveau_gpuobj_gr_new(chan, NvSw, NV_SW);
- if (ret)
- return ret;
+ ret = RING_SPACE(chan, 2);
+ if (ret)
+ return ret;
- /* we leave subchannel empty for nvc0 */
- ret = RING_SPACE(chan, 2);
- if (ret)
- return ret;
- BEGIN_RING(chan, NvSubSw, 0, 1);
- OUT_RING(chan, NvSw);
+ BEGIN_RING(chan, NvSubSw, 0, 1);
+ OUT_RING (chan, NvSw);
+ FIRE_RING (chan);
+ }
- /* Create a DMA object for the shared cross-channel sync area. */
+ /* Setup area of memory shared between all channels for x-chan sync */
if (USE_SEMA(dev) && dev_priv->chipset < 0x84) {
struct ttm_mem_reg *mem = &dev_priv->fence.bo->bo.mem;
@@ -534,23 +540,8 @@ nouveau_fence_channel_init(struct nouveau_channel *chan)
nouveau_gpuobj_ref(NULL, &obj);
if (ret)
return ret;
-
- ret = RING_SPACE(chan, 2);
- if (ret)
- return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
- OUT_RING(chan, NvSema);
- } else {
- ret = RING_SPACE(chan, 2);
- if (ret)
- return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
- OUT_RING (chan, chan->vram_handle); /* whole VM */
}
- FIRE_RING(chan);
-
-out_initialised:
INIT_LIST_HEAD(&chan->fence.pending);
spin_lock_init(&chan->fence.lock);
atomic_set(&chan->fence.last_sequence_irq, 0);
diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c
index 922fb6b664e..ef9dec0e6f8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_perf.c
+++ b/drivers/gpu/drm/nouveau/nouveau_perf.c
@@ -182,6 +182,11 @@ nouveau_perf_init(struct drm_device *dev)
entries = perf[2];
}
+ if (entries > NOUVEAU_PM_MAX_LEVEL) {
+ NV_DEBUG(dev, "perf table has too many entries - buggy vbios?\n");
+ entries = NOUVEAU_PM_MAX_LEVEL;
+ }
+
entry = perf + headerlen;
for (i = 0; i < entries; i++) {
struct nouveau_pm_level *perflvl = &pm->perflvl[pm->nr_perflvl];
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 80218887e0a..144f79a350a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -881,8 +881,8 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
#ifdef __BIG_ENDIAN
/* Put the card in BE mode if it's not */
- if (nv_rd32(dev, NV03_PMC_BOOT_1))
- nv_wr32(dev, NV03_PMC_BOOT_1, 0x00000001);
+ if (nv_rd32(dev, NV03_PMC_BOOT_1) != 0x01000001)
+ nv_wr32(dev, NV03_PMC_BOOT_1, 0x01000001);
DRM_MEMORYBARRIER();
#endif
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 74a3f687270..08da478ba54 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -409,7 +409,7 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
struct nouveau_channel *evo = dispc->sync;
int ret;
- ret = RING_SPACE(evo, 24);
+ ret = RING_SPACE(evo, chan ? 25 : 27);
if (unlikely(ret))
return ret;
@@ -458,8 +458,19 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
/* queue the flip on the crtc's "display sync" channel */
BEGIN_RING(evo, 0, 0x0100, 1);
OUT_RING (evo, 0xfffe0000);
- BEGIN_RING(evo, 0, 0x0084, 5);
- OUT_RING (evo, chan ? 0x00000100 : 0x00000010);
+ if (chan) {
+ BEGIN_RING(evo, 0, 0x0084, 1);
+ OUT_RING (evo, 0x00000100);
+ } else {
+ BEGIN_RING(evo, 0, 0x0084, 1);
+ OUT_RING (evo, 0x00000010);
+ /* allows gamma somehow, PDISP will bitch at you if
+ * you don't wait for vblank before changing this..
+ */
+ BEGIN_RING(evo, 0, 0x00e0, 1);
+ OUT_RING (evo, 0x40000000);
+ }
+ BEGIN_RING(evo, 0, 0x0088, 4);
OUT_RING (evo, dispc->sem.offset);
OUT_RING (evo, 0xf00d0000 | dispc->sem.value);
OUT_RING (evo, 0x74b1e000);
diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h
index 49611e2365d..1b50ad8919d 100644
--- a/drivers/gpu/drm/radeon/atombios.h
+++ b/drivers/gpu/drm/radeon/atombios.h
@@ -1200,6 +1200,7 @@ typedef struct _EXTERNAL_ENCODER_CONTROL_PARAMETERS_V3
#define EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING_OFF 0x10
#define EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING 0x11
#define EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION 0x12
+#define EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP 0x14
// ucConfig
#define EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_MASK 0x03
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 84a69e7fa11..9541995e4b2 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -671,6 +671,13 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
DISPPLL_CONFIG_DUAL_LINK;
}
}
+ if (radeon_encoder_is_dp_bridge(encoder)) {
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+ struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder);
+ args.v3.sInput.ucExtTransmitterID = ext_radeon_encoder->encoder_id;
+ } else
+ args.v3.sInput.ucExtTransmitterID = 0;
+
atom_execute_table(rdev->mode_info.atom_context,
index, (uint32_t *)&args);
adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 98ea597bc76..445af798163 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -88,7 +88,8 @@ u32 evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
/* get temperature in millidegrees */
int evergreen_get_temp(struct radeon_device *rdev)
{
- u32 temp, toffset, actual_temp = 0;
+ u32 temp, toffset;
+ int actual_temp = 0;
if (rdev->family == CHIP_JUNIPER) {
toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >>
@@ -139,11 +140,17 @@ void evergreen_pm_misc(struct radeon_device *rdev)
struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
if (voltage->type == VOLTAGE_SW) {
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->voltage == 0xff01)
+ return;
if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) {
radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
rdev->pm.current_vddc = voltage->voltage;
DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage);
}
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->vddci == 0xff01)
+ return;
if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) {
radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI);
rdev->pm.current_vddci = voltage->vddci;
@@ -2694,28 +2701,25 @@ static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
int evergreen_irq_process(struct radeon_device *rdev)
{
- u32 wptr = evergreen_get_ih_wptr(rdev);
- u32 rptr = rdev->ih.rptr;
+ u32 wptr;
+ u32 rptr;
u32 src_id, src_data;
u32 ring_index;
unsigned long flags;
bool queue_hotplug = false;
- DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
- if (!rdev->ih.enabled)
+ if (!rdev->ih.enabled || rdev->shutdown)
return IRQ_NONE;
- spin_lock_irqsave(&rdev->ih.lock, flags);
+ wptr = evergreen_get_ih_wptr(rdev);
+ rptr = rdev->ih.rptr;
+ DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
+ spin_lock_irqsave(&rdev->ih.lock, flags);
if (rptr == wptr) {
spin_unlock_irqrestore(&rdev->ih.lock, flags);
return IRQ_NONE;
}
- if (rdev->shutdown) {
- spin_unlock_irqrestore(&rdev->ih.lock, flags);
- return IRQ_NONE;
- }
-
restart_ih:
/* display interrupts */
evergreen_irq_ack(rdev);
@@ -2944,7 +2948,7 @@ restart_ih:
radeon_fence_process(rdev);
break;
case 233: /* GUI IDLE */
- DRM_DEBUG("IH: CP EOP\n");
+ DRM_DEBUG("IH: GUI idle\n");
rdev->pm.gui_idle = true;
wake_up(&rdev->irq.idle_queue);
break;
diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h
index 2fef9de7f36..686f9dc5d4b 100644
--- a/drivers/gpu/drm/radeon/r100_track.h
+++ b/drivers/gpu/drm/radeon/r100_track.h
@@ -63,7 +63,7 @@ struct r100_cs_track {
unsigned num_arrays;
unsigned max_indx;
unsigned color_channel_mask;
- struct r100_cs_track_array arrays[11];
+ struct r100_cs_track_array arrays[16];
struct r100_cs_track_cb cb[R300_MAX_CB];
struct r100_cs_track_cb zb;
struct r100_cs_track_cb aa;
@@ -146,6 +146,12 @@ static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p,
ib = p->ib->ptr;
track = (struct r100_cs_track *)p->track;
c = radeon_get_ib_value(p, idx++) & 0x1F;
+ if (c > 16) {
+ DRM_ERROR("Only 16 vertex buffers are allowed %d\n",
+ pkt->opcode);
+ r100_cs_dump_packet(p, pkt);
+ return -EINVAL;
+ }
track->num_arrays = c;
for (i = 0; i < (c - 1); i+=2, idx+=3) {
r = r100_cs_packet_next_reloc(p, &reloc);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index d74d4d71437..f79d2ccb675 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -590,6 +590,9 @@ void r600_pm_misc(struct radeon_device *rdev)
struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->voltage == 0xff01)
+ return;
if (voltage->voltage != rdev->pm.current_vddc) {
radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
rdev->pm.current_vddc = voltage->voltage;
@@ -3294,27 +3297,26 @@ static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
int r600_irq_process(struct radeon_device *rdev)
{
- u32 wptr = r600_get_ih_wptr(rdev);
- u32 rptr = rdev->ih.rptr;
+ u32 wptr;
+ u32 rptr;
u32 src_id, src_data;
u32 ring_index;
unsigned long flags;
bool queue_hotplug = false;
- DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
- if (!rdev->ih.enabled)
+ if (!rdev->ih.enabled || rdev->shutdown)
return IRQ_NONE;
+ wptr = r600_get_ih_wptr(rdev);
+ rptr = rdev->ih.rptr;
+ DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
+
spin_lock_irqsave(&rdev->ih.lock, flags);
if (rptr == wptr) {
spin_unlock_irqrestore(&rdev->ih.lock, flags);
return IRQ_NONE;
}
- if (rdev->shutdown) {
- spin_unlock_irqrestore(&rdev->ih.lock, flags);
- return IRQ_NONE;
- }
restart_ih:
/* display interrupts */
@@ -3444,7 +3446,7 @@ restart_ih:
radeon_fence_process(rdev);
break;
case 233: /* GUI IDLE */
- DRM_DEBUG("IH: CP EOP\n");
+ DRM_DEBUG("IH: GUI idle\n");
rdev->pm.gui_idle = true;
wake_up(&rdev->irq.idle_queue);
break;
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index ba643b57605..27f45579e64 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -165,6 +165,7 @@ struct radeon_clock {
uint32_t default_sclk;
uint32_t default_dispclk;
uint32_t dp_extclk;
+ uint32_t max_pixel_clock;
};
/*
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 9bd162fc9b0..b2449629537 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -938,6 +938,13 @@ static struct radeon_asic cayman_asic = {
int radeon_asic_init(struct radeon_device *rdev)
{
radeon_register_accessor_init(rdev);
+
+ /* set the number of crtcs */
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ rdev->num_crtc = 1;
+ else
+ rdev->num_crtc = 2;
+
switch (rdev->family) {
case CHIP_R100:
case CHIP_RV100:
@@ -1017,6 +1024,11 @@ int radeon_asic_init(struct radeon_device *rdev)
case CHIP_JUNIPER:
case CHIP_CYPRESS:
case CHIP_HEMLOCK:
+ /* set num crtcs */
+ if (rdev->family == CHIP_CEDAR)
+ rdev->num_crtc = 4;
+ else
+ rdev->num_crtc = 6;
rdev->asic = &evergreen_asic;
break;
case CHIP_PALM:
@@ -1027,10 +1039,17 @@ int radeon_asic_init(struct radeon_device *rdev)
case CHIP_BARTS:
case CHIP_TURKS:
case CHIP_CAICOS:
+ /* set num crtcs */
+ if (rdev->family == CHIP_CAICOS)
+ rdev->num_crtc = 4;
+ else
+ rdev->num_crtc = 6;
rdev->asic = &btc_asic;
break;
case CHIP_CAYMAN:
rdev->asic = &cayman_asic;
+ /* set num crtcs */
+ rdev->num_crtc = 6;
break;
default:
/* FIXME: not supported yet */
@@ -1042,18 +1061,6 @@ int radeon_asic_init(struct radeon_device *rdev)
rdev->asic->set_memory_clock = NULL;
}
- /* set the number of crtcs */
- if (rdev->flags & RADEON_SINGLE_CRTC)
- rdev->num_crtc = 1;
- else {
- if (ASIC_IS_DCE41(rdev))
- rdev->num_crtc = 2;
- else if (ASIC_IS_DCE4(rdev))
- rdev->num_crtc = 6;
- else
- rdev->num_crtc = 2;
- }
-
return 0;
}
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 90dfb2b8cf0..1e725d9f767 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1246,6 +1246,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
}
*dcpll = *p1pll;
+ rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
+ if (rdev->clock.max_pixel_clock == 0)
+ rdev->clock.max_pixel_clock = 40000;
+
return true;
}
@@ -2603,6 +2607,10 @@ void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 v
if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
return;
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage_level == 0xff01)
+ return;
+
switch (crev) {
case 1:
args.v1.ucVoltageType = voltage_type;
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c
index 5249af8931e..2d48e7a1474 100644
--- a/drivers/gpu/drm/radeon/radeon_clocks.c
+++ b/drivers/gpu/drm/radeon/radeon_clocks.c
@@ -117,7 +117,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
p1pll->reference_div = RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
if (p1pll->reference_div < 2)
p1pll->reference_div = 12;
- p2pll->reference_div = p1pll->reference_div;
+ p2pll->reference_div = p1pll->reference_div;
/* These aren't in the device-tree */
if (rdev->family >= CHIP_R420) {
@@ -139,6 +139,8 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
p2pll->pll_out_min = 12500;
p2pll->pll_out_max = 35000;
}
+ /* not sure what the max should be in all cases */
+ rdev->clock.max_pixel_clock = 35000;
spll->reference_freq = mpll->reference_freq = p1pll->reference_freq;
spll->reference_div = mpll->reference_div =
@@ -151,7 +153,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
else
rdev->clock.default_sclk =
radeon_legacy_get_engine_clock(rdev);
-
+
val = of_get_property(dp, "ATY,MCLK", NULL);
if (val && *val)
rdev->clock.default_mclk = (*val) / 10;
@@ -160,7 +162,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
radeon_legacy_get_memory_clock(rdev);
DRM_INFO("Using device-tree clock info\n");
-
+
return true;
}
#else
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 5b991f7c6e2..e4594676a07 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -866,6 +866,11 @@ bool radeon_combios_get_clock_info(struct drm_device *dev)
rdev->clock.default_sclk = sclk;
rdev->clock.default_mclk = mclk;
+ if (RBIOS32(pll_info + 0x16))
+ rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16);
+ else
+ rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */
+
return true;
}
return false;
@@ -1548,10 +1553,12 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
(rdev->pdev->subsystem_device == 0x4a48)) {
/* Mac X800 */
rdev->mode_info.connector_table = CT_MAC_X800;
- } else if ((rdev->pdev->device == 0x4150) &&
+ } else if ((of_machine_is_compatible("PowerMac7,2") ||
+ of_machine_is_compatible("PowerMac7,3")) &&
+ (rdev->pdev->device == 0x4150) &&
(rdev->pdev->subsystem_vendor == 0x1002) &&
(rdev->pdev->subsystem_device == 0x4150)) {
- /* Mac G5 9600 */
+ /* Mac G5 tower 9600 */
rdev->mode_info.connector_table = CT_MAC_G5_9600;
} else
#endif /* CONFIG_PPC_PMAC */
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index ee1dccb3fec..cbfca3a24fd 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -44,6 +44,8 @@ extern void
radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
struct drm_connector *drm_connector);
+bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
+
void radeon_connector_hotplug(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
@@ -626,8 +628,14 @@ static int radeon_vga_get_modes(struct drm_connector *connector)
static int radeon_vga_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
+ struct drm_device *dev = connector->dev;
+ struct radeon_device *rdev = dev->dev_private;
+
/* XXX check mode bandwidth */
- /* XXX verify against max DAC output frequency */
+
+ if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
+ return MODE_CLOCK_HIGH;
+
return MODE_OK;
}
@@ -830,6 +838,13 @@ radeon_dvi_detect(struct drm_connector *connector, bool force)
if (!radeon_connector->edid) {
DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
drm_get_connector_name(connector));
+ /* rs690 seems to have a problem with connectors not existing and always
+ * return a block of 0's. If we see this just stop polling on this output */
+ if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
+ ret = connector_status_disconnected;
+ DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
+ radeon_connector->ddc_bus = NULL;
+ }
} else {
radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
@@ -1015,6 +1030,11 @@ static int radeon_dvi_mode_valid(struct drm_connector *connector,
} else
return MODE_CLOCK_HIGH;
}
+
+ /* check against the max pixel clock */
+ if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
+ return MODE_CLOCK_HIGH;
+
return MODE_OK;
}
@@ -1052,10 +1072,11 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
{
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+ struct drm_encoder *encoder = radeon_best_single_encoder(connector);
int ret;
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
- struct drm_encoder *encoder;
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_display_mode *mode;
if (!radeon_dig_connector->edp_on)
@@ -1067,7 +1088,6 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
ATOM_TRANSMITTER_ACTION_POWER_OFF);
if (ret > 0) {
- encoder = radeon_best_single_encoder(connector);
if (encoder) {
radeon_fixup_lvds_native_mode(encoder, connector);
/* add scaled modes */
@@ -1091,8 +1111,14 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
/* add scaled modes */
radeon_add_common_modes(encoder, connector);
}
- } else
+ } else {
+ /* need to setup ddc on the bridge */
+ if (radeon_connector_encoder_is_dp_bridge(connector)) {
+ if (encoder)
+ radeon_atom_ext_encoder_setup_ddc(encoder);
+ }
ret = radeon_ddc_get_modes(radeon_connector);
+ }
return ret;
}
@@ -1176,14 +1202,15 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
enum drm_connector_status ret = connector_status_disconnected;
struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+ struct drm_encoder *encoder = radeon_best_single_encoder(connector);
if (radeon_connector->edid) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
}
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
- struct drm_encoder *encoder = radeon_best_single_encoder(connector);
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
if (encoder) {
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
@@ -1203,6 +1230,11 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
atombios_set_edp_panel_power(connector,
ATOM_TRANSMITTER_ACTION_POWER_OFF);
} else {
+ /* need to setup ddc on the bridge */
+ if (radeon_connector_encoder_is_dp_bridge(connector)) {
+ if (encoder)
+ radeon_atom_ext_encoder_setup_ddc(encoder);
+ }
radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
ret = connector_status_connected;
@@ -1217,6 +1249,16 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
ret = connector_status_connected;
}
}
+
+ if ((ret == connector_status_disconnected) &&
+ radeon_connector->dac_load_detect) {
+ struct drm_encoder *encoder = radeon_best_single_encoder(connector);
+ struct drm_encoder_helper_funcs *encoder_funcs;
+ if (encoder) {
+ encoder_funcs = encoder->helper_private;
+ ret = encoder_funcs->detect(encoder, connector);
+ }
+ }
}
radeon_connector_update_scratch_regs(connector, ret);
@@ -1231,7 +1273,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
/* XXX check mode bandwidth */
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_encoder *encoder = radeon_best_single_encoder(connector);
if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
@@ -1241,7 +1284,7 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
- /* AVIVO hardware supports downscaling modes larger than the panel
+ /* AVIVO hardware supports downscaling modes larger than the panel
* to the panel size, but I'm not sure this is desirable.
*/
if ((mode->hdisplay > native_mode->hdisplay) ||
@@ -1390,6 +1433,10 @@ radeon_add_atom_connector(struct drm_device *dev,
default:
connector->interlace_allowed = true;
connector->doublescan_allowed = true;
+ radeon_connector->dac_load_detect = true;
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.load_detect_property,
+ 1);
break;
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_DVID:
@@ -1411,6 +1458,12 @@ radeon_add_atom_connector(struct drm_device *dev,
connector->doublescan_allowed = true;
else
connector->doublescan_allowed = false;
+ if (connector_type == DRM_MODE_CONNECTOR_DVII) {
+ radeon_connector->dac_load_detect = true;
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.load_detect_property,
+ 1);
+ }
break;
case DRM_MODE_CONNECTOR_LVDS:
case DRM_MODE_CONNECTOR_eDP:
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index e680501c78e..7cfaa7e2f3b 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -215,6 +215,8 @@ int radeon_wb_init(struct radeon_device *rdev)
return r;
}
+ /* clear wb memory */
+ memset((char *)rdev->wb.wb, 0, RADEON_GPU_PAGE_SIZE);
/* disable event_write fences */
rdev->wb.use_event = false;
/* disabled via module param */
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 03f124d626c..b293487e5aa 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -367,7 +367,8 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
}
if (ASIC_IS_DCE3(rdev) &&
- (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) {
+ ((radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
+ radeon_encoder_is_dp_bridge(encoder))) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
radeon_dp_set_link_config(connector, mode);
}
@@ -660,21 +661,16 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
if (radeon_encoder_is_dp_bridge(encoder))
return ATOM_ENCODER_MODE_DP;
+ /* DVO is always DVO */
+ if (radeon_encoder->encoder_id == ATOM_ENCODER_MODE_DVO)
+ return ATOM_ENCODER_MODE_DVO;
+
connector = radeon_get_connector_for_encoder(encoder);
- if (!connector) {
- switch (radeon_encoder->encoder_id) {
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
- return ATOM_ENCODER_MODE_DVI;
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
- default:
- return ATOM_ENCODER_MODE_CRT;
- }
- }
+ /* if we don't have an active device yet, just use one of
+ * the connectors tied to the encoder.
+ */
+ if (!connector)
+ connector = radeon_get_connector_for_encoder_init(encoder);
radeon_connector = to_radeon_connector(connector);
switch (connector->connector_type) {
@@ -1094,9 +1090,10 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
break;
}
- if (is_dp)
+ if (is_dp) {
args.v2.acConfig.fCoherentMode = 1;
- else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
+ args.v2.acConfig.fDPConnector = 1;
+ } else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v2.acConfig.fCoherentMode = 1;
if (radeon_encoder->pixel_clock > 165000)
@@ -1435,7 +1432,11 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
if (is_dig) {
switch (mode) {
case DRM_MODE_DPMS_ON:
- atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0);
+ /* some early dce3.2 boards have a bug in their transmitter control table */
+ if ((rdev->family == CHIP_RV710) || (rdev->family == CHIP_RV730))
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
+ else
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0);
if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
@@ -1526,26 +1527,29 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
}
if (ext_encoder) {
- int action;
-
switch (mode) {
case DRM_MODE_DPMS_ON:
default:
- if (ASIC_IS_DCE41(rdev))
- action = EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT;
- else
- action = ATOM_ENABLE;
+ if (ASIC_IS_DCE41(rdev)) {
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT);
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING_OFF);
+ } else
+ atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- if (ASIC_IS_DCE41(rdev))
- action = EXTERNAL_ENCODER_ACTION_V3_DISABLE_OUTPUT;
- else
- action = ATOM_DISABLE;
+ if (ASIC_IS_DCE41(rdev)) {
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING);
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_DISABLE_OUTPUT);
+ } else
+ atombios_external_encoder_setup(encoder, ext_encoder, ATOM_DISABLE);
break;
}
- atombios_external_encoder_setup(encoder, ext_encoder, action);
}
radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
@@ -2004,6 +2008,65 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec
return connector_status_disconnected;
}
+static enum drm_connector_status
+radeon_atom_dig_detect(struct drm_encoder *encoder, struct drm_connector *connector)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+ u32 bios_0_scratch;
+
+ if (!ASIC_IS_DCE4(rdev))
+ return connector_status_unknown;
+
+ if (!ext_encoder)
+ return connector_status_unknown;
+
+ if ((radeon_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
+ return connector_status_unknown;
+
+ /* load detect on the dp bridge */
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
+
+ bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
+
+ DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices);
+ if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
+ if (bios_0_scratch & ATOM_S0_CRT1_MASK)
+ return connector_status_connected;
+ }
+ if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
+ if (bios_0_scratch & ATOM_S0_CRT2_MASK)
+ return connector_status_connected;
+ }
+ if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
+ if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
+ return connector_status_connected;
+ }
+ if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
+ if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
+ return connector_status_connected; /* CTV */
+ else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
+ return connector_status_connected; /* STV */
+ }
+ return connector_status_disconnected;
+}
+
+void
+radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder)
+{
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+
+ if (ext_encoder)
+ /* ddc_setup on the dp bridge */
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
+
+}
+
static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
@@ -2167,7 +2230,7 @@ static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = {
.mode_set = radeon_atom_encoder_mode_set,
.commit = radeon_atom_encoder_commit,
.disable = radeon_atom_encoder_disable,
- /* no detect for TMDS/LVDS yet */
+ .detect = radeon_atom_dig_detect,
};
static const struct drm_encoder_helper_funcs radeon_atom_dac_helper_funcs = {
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 1f822943657..021d2b6b556 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -40,6 +40,35 @@
#include "radeon.h"
#include "radeon_trace.h"
+static void radeon_fence_write(struct radeon_device *rdev, u32 seq)
+{
+ if (rdev->wb.enabled) {
+ u32 scratch_index;
+ if (rdev->wb.use_event)
+ scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ else
+ scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ rdev->wb.wb[scratch_index/4] = cpu_to_le32(seq);;
+ } else
+ WREG32(rdev->fence_drv.scratch_reg, seq);
+}
+
+static u32 radeon_fence_read(struct radeon_device *rdev)
+{
+ u32 seq;
+
+ if (rdev->wb.enabled) {
+ u32 scratch_index;
+ if (rdev->wb.use_event)
+ scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ else
+ scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]);
+ } else
+ seq = RREG32(rdev->fence_drv.scratch_reg);
+ return seq;
+}
+
int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence)
{
unsigned long irq_flags;
@@ -50,12 +79,12 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence)
return 0;
}
fence->seq = atomic_add_return(1, &rdev->fence_drv.seq);
- if (!rdev->cp.ready) {
+ if (!rdev->cp.ready)
/* FIXME: cp is not running assume everythings is done right
* away
*/
- WREG32(rdev->fence_drv.scratch_reg, fence->seq);
- } else
+ radeon_fence_write(rdev, fence->seq);
+ else
radeon_fence_ring_emit(rdev, fence);
trace_radeon_fence_emit(rdev->ddev, fence->seq);
@@ -73,15 +102,7 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev)
bool wake = false;
unsigned long cjiffies;
- if (rdev->wb.enabled) {
- u32 scratch_index;
- if (rdev->wb.use_event)
- scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
- else
- scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
- seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]);
- } else
- seq = RREG32(rdev->fence_drv.scratch_reg);
+ seq = radeon_fence_read(rdev);
if (seq != rdev->fence_drv.last_seq) {
rdev->fence_drv.last_seq = seq;
rdev->fence_drv.last_jiffies = jiffies;
@@ -251,7 +272,7 @@ retry:
r = radeon_gpu_reset(rdev);
if (r)
return r;
- WREG32(rdev->fence_drv.scratch_reg, fence->seq);
+ radeon_fence_write(rdev, fence->seq);
rdev->gpu_lockup = false;
}
timeout = RADEON_FENCE_JIFFIES_TIMEOUT;
@@ -351,7 +372,7 @@ int radeon_fence_driver_init(struct radeon_device *rdev)
write_unlock_irqrestore(&rdev->fence_drv.lock, irq_flags);
return r;
}
- WREG32(rdev->fence_drv.scratch_reg, 0);
+ radeon_fence_write(rdev, 0);
atomic_set(&rdev->fence_drv.seq, 0);
INIT_LIST_HEAD(&rdev->fence_drv.created);
INIT_LIST_HEAD(&rdev->fence_drv.emited);
@@ -391,7 +412,7 @@ static int radeon_debugfs_fence_info(struct seq_file *m, void *data)
struct radeon_fence *fence;
seq_printf(m, "Last signaled fence 0x%08X\n",
- RREG32(rdev->fence_drv.scratch_reg));
+ radeon_fence_read(rdev));
if (!list_empty(&rdev->fence_drv.emited)) {
fence = list_entry(rdev->fence_drv.emited.prev,
struct radeon_fence, list);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 977a341266b..6df4e3cec0c 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -483,6 +483,8 @@ extern void radeon_atom_encoder_init(struct radeon_device *rdev);
extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
int action, uint8_t lane_num,
uint8_t lane_set);
+extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
+extern struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder);
extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
u8 write_byte, u8 *read_byte);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index ef8a5babe9f..6f508ffd103 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -105,6 +105,9 @@ void rv770_pm_misc(struct radeon_device *rdev)
struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->voltage == 0xff01)
+ return;
if (voltage->voltage != rdev->pm.current_vddc) {
radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
rdev->pm.current_vddc = voltage->voltage;
diff --git a/drivers/gpu/drm/savage/savage_bci.c b/drivers/gpu/drm/savage/savage_bci.c
index bf5f83ea14f..cb1ee4e0050 100644
--- a/drivers/gpu/drm/savage/savage_bci.c
+++ b/drivers/gpu/drm/savage/savage_bci.c
@@ -647,9 +647,6 @@ int savage_driver_firstopen(struct drm_device *dev)
ret = drm_addmap(dev, aperture_base, SAVAGE_APERTURE_SIZE,
_DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING,
&dev_priv->aperture);
- if (ret)
- return ret;
-
return ret;
}
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 67d2a758593..36ca465c00c 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -305,6 +305,7 @@ config HID_MULTITOUCH
- 3M PCT touch screens
- ActionStar dual touch panels
- Cando dual touch panels
+ - Chunghwa panels
- CVTouch panels
- Cypress TrueTouch panels
- Elo TouchSystems IntelliTouch Plus panels
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index c957c4b4fe7..f7440e8ce3e 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1359,6 +1359,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 0b374a6d6db..aecb5a4b8d6 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -173,6 +173,9 @@
#define USB_DEVICE_ID_CHICONY_MULTI_TOUCH 0xb19d
#define USB_DEVICE_ID_CHICONY_WIRELESS 0x0618
+#define USB_VENDOR_ID_CHUNGHWAT 0x2247
+#define USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH 0x0001
+
#define USB_VENDOR_ID_CIDC 0x1677
#define USB_VENDOR_ID_CMEDIA 0x0d8c
@@ -622,6 +625,7 @@
#define USB_VENDOR_ID_UCLOGIC 0x5543
#define USB_DEVICE_ID_UCLOGIC_TABLET_PF1209 0x0042
#define USB_DEVICE_ID_UCLOGIC_TABLET_KNA5 0x6001
+#define USB_DEVICE_ID_UCLOGIC_TABLET_TWA60 0x0064
#define USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U 0x0003
#define USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U 0x0004
#define USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U 0x0005
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index a5eda4c8127..0ec91c18a42 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -501,17 +501,9 @@ static int magicmouse_probe(struct hid_device *hdev,
}
report->size = 6;
- /*
- * The device reponds with 'invalid report id' when feature
- * report switching it into multitouch mode is sent to it.
- *
- * This results in -EIO from the _raw low-level transport callback,
- * but there seems to be no other way of switching the mode.
- * Thus the super-ugly hacky success check below.
- */
ret = hdev->hid_output_raw_report(hdev, feature, sizeof(feature),
HID_FEATURE_REPORT);
- if (ret != -EIO) {
+ if (ret != sizeof(feature)) {
hid_err(hdev, "unable to request touch data (%d)\n", ret);
goto err_stop_hw;
}
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index ecd4d2db9e8..0b2dcd0ee59 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -64,6 +64,7 @@ struct mt_device {
struct mt_class *mtclass; /* our mt device class */
unsigned last_field_index; /* last field index of the report */
unsigned last_slot_field; /* the last field of a slot */
+ int last_mt_collection; /* last known mt-related collection */
__s8 inputmode; /* InputMode HID feature, -1 if non-existent */
__u8 num_received; /* how many contacts we received */
__u8 num_expected; /* expected last contact index */
@@ -225,8 +226,10 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
cls->sn_move);
/* touchscreen emulation */
set_abs(hi->input, ABS_X, field, cls->sn_move);
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_GD_Y:
if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
@@ -237,8 +240,10 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
cls->sn_move);
/* touchscreen emulation */
set_abs(hi->input, ABS_Y, field, cls->sn_move);
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
}
return 0;
@@ -246,31 +251,40 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
case HID_UP_DIGITIZER:
switch (usage->hid) {
case HID_DG_INRANGE:
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_DG_CONFIDENCE:
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_DG_TIPSWITCH:
hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH);
input_set_capability(hi->input, EV_KEY, BTN_TOUCH);
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_DG_CONTACTID:
input_mt_init_slots(hi->input, td->maxcontacts);
td->last_slot_field = usage->hid;
td->last_field_index = field->index;
+ td->last_mt_collection = usage->collection_index;
return 1;
case HID_DG_WIDTH:
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_TOUCH_MAJOR);
set_abs(hi->input, ABS_MT_TOUCH_MAJOR, field,
cls->sn_width);
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_DG_HEIGHT:
hid_map_usage(hi, usage, bit, max,
@@ -279,8 +293,10 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
cls->sn_height);
input_set_abs_params(hi->input,
ABS_MT_ORIENTATION, 0, 1, 0, 0);
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_DG_TIPPRESSURE:
if (quirks & MT_QUIRK_EGALAX_XYZ_FIXUP)
@@ -292,16 +308,20 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
/* touchscreen emulation */
set_abs(hi->input, ABS_PRESSURE, field,
cls->sn_pressure);
- td->last_slot_field = usage->hid;
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index) {
+ td->last_slot_field = usage->hid;
+ td->last_field_index = field->index;
+ }
return 1;
case HID_DG_CONTACTCOUNT:
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index)
+ td->last_field_index = field->index;
return 1;
case HID_DG_CONTACTMAX:
/* we don't set td->last_slot_field as contactcount and
* contact max are global to the report */
- td->last_field_index = field->index;
+ if (td->last_mt_collection == usage->collection_index)
+ td->last_field_index = field->index;
return -1;
}
/* let hid-input decide for the others */
@@ -516,6 +536,7 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
}
td->mtclass = mtclass;
td->inputmode = -1;
+ td->last_mt_collection = -1;
hid_set_drvdata(hdev, td);
ret = hid_parse(hdev);
@@ -593,6 +614,11 @@ static const struct hid_device_id mt_devices[] = {
HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
+ /* Chunghwa Telecom touch panels */
+ { .driver_data = MT_CLS_DEFAULT,
+ HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
+ USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
+
/* CVTouch panels */
{ .driver_data = MT_CLS_DEFAULT,
HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 0e30b140edc..621959d5cc4 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -74,6 +74,7 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWA60, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH, HID_QUIRK_MULTI_INPUT },
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index ff3c644888b..7c1188b53c3 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -248,12 +248,15 @@ static int hiddev_release(struct inode * inode, struct file * file)
usbhid_close(list->hiddev->hid);
usbhid_put_power(list->hiddev->hid);
} else {
+ mutex_unlock(&list->hiddev->existancelock);
kfree(list->hiddev);
+ kfree(list);
+ return 0;
}
}
- kfree(list);
mutex_unlock(&list->hiddev->existancelock);
+ kfree(list);
return 0;
}
@@ -923,10 +926,11 @@ void hiddev_disconnect(struct hid_device *hid)
usb_deregister_dev(usbhid->intf, &hiddev_class);
if (hiddev->open) {
+ mutex_unlock(&hiddev->existancelock);
usbhid_close(hiddev->hid);
wake_up_interruptible(&hiddev->wait);
} else {
+ mutex_unlock(&hiddev->existancelock);
kfree(hiddev);
}
- mutex_unlock(&hiddev->existancelock);
}
diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c
index b5e892017e0..dcb78a7a804 100644
--- a/drivers/hwmon/asus_atk0110.c
+++ b/drivers/hwmon/asus_atk0110.c
@@ -268,6 +268,7 @@ static struct device_attribute atk_name_attr =
static void atk_init_attribute(struct device_attribute *attr, char *name,
sysfs_show_func show)
{
+ sysfs_attr_init(&attr->attr);
attr->attr.name = name;
attr->attr.mode = 0444;
attr->show = show;
@@ -1188,19 +1189,15 @@ static int atk_create_files(struct atk_data *data)
int err;
list_for_each_entry(s, &data->sensor_list, list) {
- sysfs_attr_init(&s->input_attr.attr);
err = device_create_file(data->hwmon_dev, &s->input_attr);
if (err)
return err;
- sysfs_attr_init(&s->label_attr.attr);
err = device_create_file(data->hwmon_dev, &s->label_attr);
if (err)
return err;
- sysfs_attr_init(&s->limit1_attr.attr);
err = device_create_file(data->hwmon_dev, &s->limit1_attr);
if (err)
return err;
- sysfs_attr_init(&s->limit2_attr.attr);
err = device_create_file(data->hwmon_dev, &s->limit2_attr);
if (err)
return err;
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 85e937984ff..0070d5476dd 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -97,9 +97,7 @@ struct platform_data {
struct pdev_entry {
struct list_head list;
struct platform_device *pdev;
- unsigned int cpu;
u16 phys_proc_id;
- u16 cpu_core_id;
};
static LIST_HEAD(pdev_list);
@@ -653,9 +651,7 @@ static int __cpuinit coretemp_device_add(unsigned int cpu)
}
pdev_entry->pdev = pdev;
- pdev_entry->cpu = cpu;
pdev_entry->phys_proc_id = TO_PHYS_ID(cpu);
- pdev_entry->cpu_core_id = TO_CORE_ID(cpu);
list_add_tail(&pdev_entry->list, &pdev_list);
mutex_unlock(&pdev_list_mutex);
diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c
index 537409d07ee..1a409c5bc9b 100644
--- a/drivers/hwmon/ibmaem.c
+++ b/drivers/hwmon/ibmaem.c
@@ -947,6 +947,7 @@ static int aem_register_sensors(struct aem_data *data,
/* Set up read-only sensors */
while (ro->label) {
+ sysfs_attr_init(&sensors->dev_attr.attr);
sensors->dev_attr.attr.name = ro->label;
sensors->dev_attr.attr.mode = S_IRUGO;
sensors->dev_attr.show = ro->show;
@@ -963,6 +964,7 @@ static int aem_register_sensors(struct aem_data *data,
/* Set up read-write sensors */
while (rw->label) {
+ sysfs_attr_init(&sensors->dev_attr.attr);
sensors->dev_attr.attr.name = rw->label;
sensors->dev_attr.attr.mode = S_IRUGO | S_IWUSR;
sensors->dev_attr.show = rw->show;
diff --git a/drivers/hwmon/ibmpex.c b/drivers/hwmon/ibmpex.c
index 06d4eafcf76..41dbf8161ed 100644
--- a/drivers/hwmon/ibmpex.c
+++ b/drivers/hwmon/ibmpex.c
@@ -358,6 +358,7 @@ static int create_sensor(struct ibmpex_bmc_data *data, int type,
else if (type == POWER_SENSOR)
sprintf(n, power_sensor_name_templates[func], "power", counter);
+ sysfs_attr_init(&data->sensors[sensor].attr[func].dev_attr.attr);
data->sensors[sensor].attr[func].dev_attr.attr.name = n;
data->sensors[sensor].attr[func].dev_attr.attr.mode = S_IRUGO;
data->sensors[sensor].attr[func].dev_attr.show = ibmpex_show_sensor;
diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c
index 92b42db43bc..b39f52e2752 100644
--- a/drivers/hwmon/s3c-hwmon.c
+++ b/drivers/hwmon/s3c-hwmon.c
@@ -232,6 +232,7 @@ static int s3c_hwmon_create_attr(struct device *dev,
attr = &attrs->in;
attr->index = channel;
+ sysfs_attr_init(&attr->dev_attr.attr);
attr->dev_attr.attr.name = attrs->in_name;
attr->dev_attr.attr.mode = S_IRUGO;
attr->dev_attr.show = s3c_hwmon_ch_show;
@@ -249,6 +250,7 @@ static int s3c_hwmon_create_attr(struct device *dev,
attr = &attrs->label;
attr->index = channel;
+ sysfs_attr_init(&attr->dev_attr.attr);
attr->dev_attr.attr.name = attrs->label_name;
attr->dev_attr.attr.mode = S_IRUGO;
attr->dev_attr.show = s3c_hwmon_label_show;
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index f660cd04ec2..31fb44085c9 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -1463,9 +1463,9 @@ static int peer_close(struct c4iw_dev *dev, struct sk_buff *skb)
struct c4iw_qp_attributes attrs;
int disconnect = 1;
int release = 0;
- int abort = 0;
struct tid_info *t = dev->rdev.lldi.tids;
unsigned int tid = GET_TID(hdr);
+ int ret;
ep = lookup_tid(t, tid);
PDBG("%s ep %p tid %u\n", __func__, ep, ep->hwtid);
@@ -1501,10 +1501,12 @@ static int peer_close(struct c4iw_dev *dev, struct sk_buff *skb)
start_ep_timer(ep);
__state_set(&ep->com, CLOSING);
attrs.next_state = C4IW_QP_STATE_CLOSING;
- abort = c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
+ ret = c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
C4IW_QP_ATTR_NEXT_STATE, &attrs, 1);
- peer_close_upcall(ep);
- disconnect = 1;
+ if (ret != -ECONNRESET) {
+ peer_close_upcall(ep);
+ disconnect = 1;
+ }
break;
case ABORTING:
disconnect = 0;
@@ -2109,15 +2111,16 @@ int c4iw_ep_disconnect(struct c4iw_ep *ep, int abrupt, gfp_t gfp)
break;
}
- mutex_unlock(&ep->com.mutex);
if (close) {
- if (abrupt)
- ret = abort_connection(ep, NULL, gfp);
- else
+ if (abrupt) {
+ close_complete_upcall(ep);
+ ret = send_abort(ep, NULL, gfp);
+ } else
ret = send_halfclose(ep, gfp);
if (ret)
fatal = 1;
}
+ mutex_unlock(&ep->com.mutex);
if (fatal)
release_ep_resources(ep);
return ret;
@@ -2301,6 +2304,31 @@ static int fw6_msg(struct c4iw_dev *dev, struct sk_buff *skb)
return 0;
}
+static int peer_abort_intr(struct c4iw_dev *dev, struct sk_buff *skb)
+{
+ struct cpl_abort_req_rss *req = cplhdr(skb);
+ struct c4iw_ep *ep;
+ struct tid_info *t = dev->rdev.lldi.tids;
+ unsigned int tid = GET_TID(req);
+
+ ep = lookup_tid(t, tid);
+ if (is_neg_adv_abort(req->status)) {
+ PDBG("%s neg_adv_abort ep %p tid %u\n", __func__, ep,
+ ep->hwtid);
+ kfree_skb(skb);
+ return 0;
+ }
+ PDBG("%s ep %p tid %u state %u\n", __func__, ep, ep->hwtid,
+ ep->com.state);
+
+ /*
+ * Wake up any threads in rdma_init() or rdma_fini().
+ */
+ c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET);
+ sched(dev, skb);
+ return 0;
+}
+
/*
* Most upcalls from the T4 Core go to sched() to
* schedule the processing on a work queue.
@@ -2317,7 +2345,7 @@ c4iw_handler_func c4iw_handlers[NUM_CPL_CMDS] = {
[CPL_PASS_ESTABLISH] = sched,
[CPL_PEER_CLOSE] = sched,
[CPL_CLOSE_CON_RPL] = sched,
- [CPL_ABORT_REQ_RSS] = sched,
+ [CPL_ABORT_REQ_RSS] = peer_abort_intr,
[CPL_RDMA_TERMINATE] = sched,
[CPL_FW4_ACK] = sched,
[CPL_SET_TCB_RPL] = set_tcb_rpl,
diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index 8d8f8add6fc..1720dc790d1 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -801,6 +801,10 @@ struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries,
if (ucontext) {
memsize = roundup(memsize, PAGE_SIZE);
hwentries = memsize / sizeof *chp->cq.queue;
+ while (hwentries > T4_MAX_IQ_SIZE) {
+ memsize -= PAGE_SIZE;
+ hwentries = memsize / sizeof *chp->cq.queue;
+ }
}
chp->cq.size = hwentries;
chp->cq.memsize = memsize;
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index 273ffe49525..0347eed4a16 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -625,7 +625,7 @@ pbl_done:
mhp->attr.perms = c4iw_ib_to_tpt_access(acc);
mhp->attr.va_fbo = virt;
mhp->attr.page_size = shift - 12;
- mhp->attr.len = (u32) length;
+ mhp->attr.len = length;
err = register_mem(rhp, php, mhp, shift);
if (err)
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index 3b773b05a89..a41578e48c7 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -1207,11 +1207,8 @@ int c4iw_modify_qp(struct c4iw_dev *rhp, struct c4iw_qp *qhp,
c4iw_get_ep(&qhp->ep->com);
}
ret = rdma_fini(rhp, qhp, ep);
- if (ret) {
- if (internal)
- c4iw_get_ep(&qhp->ep->com);
+ if (ret)
goto err;
- }
break;
case C4IW_QP_STATE_TERMINATE:
set_state(qhp, C4IW_QP_STATE_TERMINATE);
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index 9f53e68a096..8ec5237031a 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -469,6 +469,8 @@ static u8 ib_rate_to_delay[IB_RATE_120_GBPS + 1] = {
#define IB_7322_LT_STATE_RECOVERIDLE 0x0f
#define IB_7322_LT_STATE_CFGENH 0x10
#define IB_7322_LT_STATE_CFGTEST 0x11
+#define IB_7322_LT_STATE_CFGWAITRMTTEST 0x12
+#define IB_7322_LT_STATE_CFGWAITENH 0x13
/* link state machine states from IBC */
#define IB_7322_L_STATE_DOWN 0x0
@@ -498,8 +500,10 @@ static const u8 qib_7322_physportstate[0x20] = {
IB_PHYSPORTSTATE_LINK_ERR_RECOVER,
[IB_7322_LT_STATE_CFGENH] = IB_PHYSPORTSTATE_CFG_ENH,
[IB_7322_LT_STATE_CFGTEST] = IB_PHYSPORTSTATE_CFG_TRAIN,
- [0x12] = IB_PHYSPORTSTATE_CFG_TRAIN,
- [0x13] = IB_PHYSPORTSTATE_CFG_WAIT_ENH,
+ [IB_7322_LT_STATE_CFGWAITRMTTEST] =
+ IB_PHYSPORTSTATE_CFG_TRAIN,
+ [IB_7322_LT_STATE_CFGWAITENH] =
+ IB_PHYSPORTSTATE_CFG_WAIT_ENH,
[0x14] = IB_PHYSPORTSTATE_CFG_TRAIN,
[0x15] = IB_PHYSPORTSTATE_CFG_TRAIN,
[0x16] = IB_PHYSPORTSTATE_CFG_TRAIN,
@@ -1692,7 +1696,9 @@ static void handle_serdes_issues(struct qib_pportdata *ppd, u64 ibcst)
break;
}
- if (ibclt == IB_7322_LT_STATE_CFGTEST &&
+ if (((ibclt >= IB_7322_LT_STATE_CFGTEST &&
+ ibclt <= IB_7322_LT_STATE_CFGWAITENH) ||
+ ibclt == IB_7322_LT_STATE_LINKUP) &&
(ibcst & SYM_MASK(IBCStatusA_0, LinkSpeedQDR))) {
force_h1(ppd);
ppd->cpspec->qdr_reforce = 1;
@@ -7301,12 +7307,17 @@ static void ibsd_wr_allchans(struct qib_pportdata *ppd, int addr, unsigned data,
static void serdes_7322_los_enable(struct qib_pportdata *ppd, int enable)
{
u64 data = qib_read_kreg_port(ppd, krp_serdesctrl);
- printk(KERN_INFO QIB_DRV_NAME " IB%u:%u Turning LOS %s\n",
- ppd->dd->unit, ppd->port, (enable ? "on" : "off"));
- if (enable)
+ u8 state = SYM_FIELD(data, IBSerdesCtrl_0, RXLOSEN);
+
+ if (enable && !state) {
+ printk(KERN_INFO QIB_DRV_NAME " IB%u:%u Turning LOS on\n",
+ ppd->dd->unit, ppd->port);
data |= SYM_MASK(IBSerdesCtrl_0, RXLOSEN);
- else
+ } else if (!enable && state) {
+ printk(KERN_INFO QIB_DRV_NAME " IB%u:%u Turning LOS off\n",
+ ppd->dd->unit, ppd->port);
data &= ~SYM_MASK(IBSerdesCtrl_0, RXLOSEN);
+ }
qib_write_kreg_port(ppd, krp_serdesctrl, data);
}
diff --git a/drivers/infiniband/hw/qib/qib_intr.c b/drivers/infiniband/hw/qib/qib_intr.c
index a693c56ec8a..6ae57d23004 100644
--- a/drivers/infiniband/hw/qib/qib_intr.c
+++ b/drivers/infiniband/hw/qib/qib_intr.c
@@ -96,8 +96,12 @@ void qib_handle_e_ibstatuschanged(struct qib_pportdata *ppd, u64 ibcs)
* states, or if it transitions from any of the up (INIT or better)
* states into any of the down states (except link recovery), then
* call the chip-specific code to take appropriate actions.
+ *
+ * ppd->lflags could be 0 if this is the first time the interrupt
+ * handlers has been called but the link is already up.
*/
- if (lstate >= IB_PORT_INIT && (ppd->lflags & QIBL_LINKDOWN) &&
+ if (lstate >= IB_PORT_INIT &&
+ (!ppd->lflags || (ppd->lflags & QIBL_LINKDOWN)) &&
ltstate == IB_PHYSPORTSTATE_LINKUP) {
/* transitioned to UP */
if (dd->f_ib_updown(ppd, 1, ibcs))
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index be0921ef6b5..4cf25347b01 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -111,7 +111,8 @@ static void evdev_event(struct input_handle *handle,
rcu_read_unlock();
- wake_up_interruptible(&evdev->wait);
+ if (type == EV_SYN && code == SYN_REPORT)
+ wake_up_interruptible(&evdev->wait);
}
static int evdev_fasync(int fd, struct file *file, int on)
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 75e11c7b70f..da38d97a51b 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1756,7 +1756,7 @@ static unsigned int input_estimate_events_per_packet(struct input_dev *dev)
} else if (test_bit(ABS_MT_TRACKING_ID, dev->absbit)) {
mt_slots = dev->absinfo[ABS_MT_TRACKING_ID].maximum -
dev->absinfo[ABS_MT_TRACKING_ID].minimum + 1,
- clamp(mt_slots, 2, 32);
+ mt_slots = clamp(mt_slots, 2, 32);
} else if (test_bit(ABS_MT_POSITION_X, dev->absbit)) {
mt_slots = 2;
} else {
diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c
index f23a743817d..33d0bdc837c 100644
--- a/drivers/input/keyboard/omap-keypad.c
+++ b/drivers/input/keyboard/omap-keypad.c
@@ -209,6 +209,7 @@ static void omap_kp_tasklet(unsigned long data)
#endif
}
}
+ input_sync(omap_kp_data->input);
memcpy(keypad_state, new_state, sizeof(keypad_state));
if (key_down) {
diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c
index 834cf98e7ef..6876700a446 100644
--- a/drivers/input/keyboard/sh_keysc.c
+++ b/drivers/input/keyboard/sh_keysc.c
@@ -32,7 +32,7 @@ static const struct {
[SH_KEYSC_MODE_3] = { 2, 4, 7 },
[SH_KEYSC_MODE_4] = { 3, 6, 6 },
[SH_KEYSC_MODE_5] = { 4, 6, 7 },
- [SH_KEYSC_MODE_6] = { 5, 7, 7 },
+ [SH_KEYSC_MODE_6] = { 5, 8, 8 },
};
struct sh_keysc_priv {
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 257e033986e..0110b5a3a16 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -187,7 +187,7 @@ static void mousedev_abs_event(struct input_dev *dev, struct mousedev *mousedev,
if (size == 0)
size = xres ? : 1;
- clamp(value, min, max);
+ value = clamp(value, min, max);
mousedev->packet.x = ((value - min) * xres) / size;
mousedev->packet.abs_event = 1;
@@ -201,7 +201,7 @@ static void mousedev_abs_event(struct input_dev *dev, struct mousedev *mousedev,
if (size == 0)
size = yres ? : 1;
- clamp(value, min, max);
+ value = clamp(value, min, max);
mousedev->packet.y = yres - ((value - min) * yres) / size;
mousedev->packet.abs_event = 1;
diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 59de638225f..e35058bcd7b 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -156,8 +156,10 @@ static int if_open(struct tty_struct *tty, struct file *filp)
if (!cs || !try_module_get(cs->driver->owner))
return -ENODEV;
- if (mutex_lock_interruptible(&cs->mutex))
+ if (mutex_lock_interruptible(&cs->mutex)) {
+ module_put(cs->driver->owner);
return -ERESTARTSYS;
+ }
tty->driver_data = cs;
++cs->open_count;
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index 23f0d5e99f3..713d43b4e56 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -1,3 +1,10 @@
+config LEDS_GPIO_REGISTER
+ bool
+ help
+ This option provides the function gpio_led_register_device.
+ As this function is used by arch code it must not be compiled as a
+ module.
+
menuconfig NEW_LEDS
bool "LED Support"
help
@@ -7,22 +14,14 @@ menuconfig NEW_LEDS
This is not related to standard keyboard LEDs which are controlled
via the input system.
+if NEW_LEDS
+
config LEDS_CLASS
bool "LED Class Support"
- depends on NEW_LEDS
help
This option enables the led sysfs class in /sys/class/leds. You'll
need this to do anything useful with LEDs. If unsure, say N.
-config LEDS_GPIO_REGISTER
- bool
- help
- This option provides the function gpio_led_register_device.
- As this function is used by arch code it must not be compiled as a
- module.
-
-if NEW_LEDS
-
comment "LED drivers"
config LEDS_88PM860X
@@ -391,6 +390,7 @@ config LEDS_NETXBIG
config LEDS_ASIC3
bool "LED support for the HTC ASIC3"
+ depends on LEDS_CLASS
depends on MFD_ASIC3
default y
help
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 70bd738b8b9..574b09afedd 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -534,6 +534,82 @@ void bitmap_print_sb(struct bitmap *bitmap)
kunmap_atomic(sb, KM_USER0);
}
+/*
+ * bitmap_new_disk_sb
+ * @bitmap
+ *
+ * This function is somewhat the reverse of bitmap_read_sb. bitmap_read_sb
+ * reads and verifies the on-disk bitmap superblock and populates bitmap_info.
+ * This function verifies 'bitmap_info' and populates the on-disk bitmap
+ * structure, which is to be written to disk.
+ *
+ * Returns: 0 on success, -Exxx on error
+ */
+static int bitmap_new_disk_sb(struct bitmap *bitmap)
+{
+ bitmap_super_t *sb;
+ unsigned long chunksize, daemon_sleep, write_behind;
+ int err = -EINVAL;
+
+ bitmap->sb_page = alloc_page(GFP_KERNEL);
+ if (IS_ERR(bitmap->sb_page)) {
+ err = PTR_ERR(bitmap->sb_page);
+ bitmap->sb_page = NULL;
+ return err;
+ }
+ bitmap->sb_page->index = 0;
+
+ sb = kmap_atomic(bitmap->sb_page, KM_USER0);
+
+ sb->magic = cpu_to_le32(BITMAP_MAGIC);
+ sb->version = cpu_to_le32(BITMAP_MAJOR_HI);
+
+ chunksize = bitmap->mddev->bitmap_info.chunksize;
+ BUG_ON(!chunksize);
+ if (!is_power_of_2(chunksize)) {
+ kunmap_atomic(sb, KM_USER0);
+ printk(KERN_ERR "bitmap chunksize not a power of 2\n");
+ return -EINVAL;
+ }
+ sb->chunksize = cpu_to_le32(chunksize);
+
+ daemon_sleep = bitmap->mddev->bitmap_info.daemon_sleep;
+ if (!daemon_sleep ||
+ (daemon_sleep < 1) || (daemon_sleep > MAX_SCHEDULE_TIMEOUT)) {
+ printk(KERN_INFO "Choosing daemon_sleep default (5 sec)\n");
+ daemon_sleep = 5 * HZ;
+ }
+ sb->daemon_sleep = cpu_to_le32(daemon_sleep);
+ bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep;
+
+ /*
+ * FIXME: write_behind for RAID1. If not specified, what
+ * is a good choice? We choose COUNTER_MAX / 2 arbitrarily.
+ */
+ write_behind = bitmap->mddev->bitmap_info.max_write_behind;
+ if (write_behind > COUNTER_MAX)
+ write_behind = COUNTER_MAX / 2;
+ sb->write_behind = cpu_to_le32(write_behind);
+ bitmap->mddev->bitmap_info.max_write_behind = write_behind;
+
+ /* keep the array size field of the bitmap superblock up to date */
+ sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors);
+
+ memcpy(sb->uuid, bitmap->mddev->uuid, 16);
+
+ bitmap->flags |= BITMAP_STALE;
+ sb->state |= cpu_to_le32(BITMAP_STALE);
+ bitmap->events_cleared = bitmap->mddev->events;
+ sb->events_cleared = cpu_to_le64(bitmap->mddev->events);
+
+ bitmap->flags |= BITMAP_HOSTENDIAN;
+ sb->version = cpu_to_le32(BITMAP_MAJOR_HOSTENDIAN);
+
+ kunmap_atomic(sb, KM_USER0);
+
+ return 0;
+}
+
/* read the superblock from the bitmap file and initialize some bitmap fields */
static int bitmap_read_sb(struct bitmap *bitmap)
{
@@ -575,7 +651,7 @@ static int bitmap_read_sb(struct bitmap *bitmap)
reason = "unrecognized superblock version";
else if (chunksize < 512)
reason = "bitmap chunksize too small";
- else if ((1 << ffz(~chunksize)) != chunksize)
+ else if (!is_power_of_2(chunksize))
reason = "bitmap chunksize not a power of 2";
else if (daemon_sleep < 1 || daemon_sleep > MAX_SCHEDULE_TIMEOUT)
reason = "daemon sleep period out of range";
@@ -1076,8 +1152,8 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
}
printk(KERN_INFO "%s: bitmap initialized from disk: "
- "read %lu/%lu pages, set %lu bits\n",
- bmname(bitmap), bitmap->file_pages, num_pages, bit_cnt);
+ "read %lu/%lu pages, set %lu of %lu bits\n",
+ bmname(bitmap), bitmap->file_pages, num_pages, bit_cnt, chunks);
return 0;
@@ -1332,7 +1408,7 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect
return 0;
}
- if (unlikely((*bmc & COUNTER_MAX) == COUNTER_MAX)) {
+ if (unlikely(COUNTER(*bmc) == COUNTER_MAX)) {
DEFINE_WAIT(__wait);
/* note that it is safe to do the prepare_to_wait
* after the test as long as we do it before dropping
@@ -1404,10 +1480,10 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto
sysfs_notify_dirent_safe(bitmap->sysfs_can_clear);
}
- if (!success && ! (*bmc & NEEDED_MASK))
+ if (!success && !NEEDED(*bmc))
*bmc |= NEEDED_MASK;
- if ((*bmc & COUNTER_MAX) == COUNTER_MAX)
+ if (COUNTER(*bmc) == COUNTER_MAX)
wake_up(&bitmap->overflow_wait);
(*bmc)--;
@@ -1728,9 +1804,16 @@ int bitmap_create(mddev_t *mddev)
vfs_fsync(file, 1);
}
/* read superblock from bitmap file (this sets mddev->bitmap_info.chunksize) */
- if (!mddev->bitmap_info.external)
- err = bitmap_read_sb(bitmap);
- else {
+ if (!mddev->bitmap_info.external) {
+ /*
+ * If 'MD_ARRAY_FIRST_USE' is set, then device-mapper is
+ * instructing us to create a new on-disk bitmap instance.
+ */
+ if (test_and_clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags))
+ err = bitmap_new_disk_sb(bitmap);
+ else
+ err = bitmap_read_sb(bitmap);
+ } else {
err = 0;
if (mddev->bitmap_info.chunksize == 0 ||
mddev->bitmap_info.daemon_sleep == 0)
@@ -1754,9 +1837,6 @@ int bitmap_create(mddev_t *mddev)
bitmap->chunks = chunks;
bitmap->pages = pages;
bitmap->missing_pages = pages;
- bitmap->counter_bits = COUNTER_BITS;
-
- bitmap->syncchunk = ~0UL;
#ifdef INJECT_FATAL_FAULT_1
bitmap->bp = NULL;
diff --git a/drivers/md/bitmap.h b/drivers/md/bitmap.h
index d0aeaf46d93..b2a127e891a 100644
--- a/drivers/md/bitmap.h
+++ b/drivers/md/bitmap.h
@@ -85,7 +85,6 @@
typedef __u16 bitmap_counter_t;
#define COUNTER_BITS 16
#define COUNTER_BIT_SHIFT 4
-#define COUNTER_BYTE_RATIO (COUNTER_BITS / 8)
#define COUNTER_BYTE_SHIFT (COUNTER_BIT_SHIFT - 3)
#define NEEDED_MASK ((bitmap_counter_t) (1 << (COUNTER_BITS - 1)))
@@ -196,19 +195,10 @@ struct bitmap {
mddev_t *mddev; /* the md device that the bitmap is for */
- int counter_bits; /* how many bits per block counter */
-
/* bitmap chunksize -- how much data does each bit represent? */
unsigned long chunkshift; /* chunksize = 2^chunkshift (for bitops) */
unsigned long chunks; /* total number of data chunks for the array */
- /* We hold a count on the chunk currently being synced, and drop
- * it when the last block is started. If the resync is aborted
- * midway, we need to be able to drop that count, so we remember
- * the counted chunk..
- */
- unsigned long syncchunk;
-
__u64 events_cleared;
int need_sync;
diff --git a/drivers/md/md.c b/drivers/md/md.c
index aa640a85bb2..4332fc2f25d 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -351,6 +351,9 @@ void mddev_resume(mddev_t *mddev)
mddev->suspended = 0;
wake_up(&mddev->sb_wait);
mddev->pers->quiesce(mddev, 0);
+
+ md_wakeup_thread(mddev->thread);
+ md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */
}
EXPORT_SYMBOL_GPL(mddev_resume);
@@ -1750,6 +1753,18 @@ static struct super_type super_types[] = {
},
};
+static void sync_super(mddev_t *mddev, mdk_rdev_t *rdev)
+{
+ if (mddev->sync_super) {
+ mddev->sync_super(mddev, rdev);
+ return;
+ }
+
+ BUG_ON(mddev->major_version >= ARRAY_SIZE(super_types));
+
+ super_types[mddev->major_version].sync_super(mddev, rdev);
+}
+
static int match_mddev_units(mddev_t *mddev1, mddev_t *mddev2)
{
mdk_rdev_t *rdev, *rdev2;
@@ -1781,8 +1796,8 @@ int md_integrity_register(mddev_t *mddev)
if (list_empty(&mddev->disks))
return 0; /* nothing to do */
- if (blk_get_integrity(mddev->gendisk))
- return 0; /* already registered */
+ if (!mddev->gendisk || blk_get_integrity(mddev->gendisk))
+ return 0; /* shouldn't register, or already is */
list_for_each_entry(rdev, &mddev->disks, same_set) {
/* skip spares and non-functional disks */
if (test_bit(Faulty, &rdev->flags))
@@ -2168,8 +2183,7 @@ static void sync_sbs(mddev_t * mddev, int nospares)
/* Don't update this superblock */
rdev->sb_loaded = 2;
} else {
- super_types[mddev->major_version].
- sync_super(mddev, rdev);
+ sync_super(mddev, rdev);
rdev->sb_loaded = 1;
}
}
@@ -2462,7 +2476,7 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len)
if (rdev->raid_disk == -1)
return -EEXIST;
/* personality does all needed checks */
- if (rdev->mddev->pers->hot_add_disk == NULL)
+ if (rdev->mddev->pers->hot_remove_disk == NULL)
return -EINVAL;
err = rdev->mddev->pers->
hot_remove_disk(rdev->mddev, rdev->raid_disk);
@@ -4619,9 +4633,6 @@ int md_run(mddev_t *mddev)
if (mddev->flags)
md_update_sb(mddev, 0);
- md_wakeup_thread(mddev->thread);
- md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */
-
md_new_event(mddev);
sysfs_notify_dirent_safe(mddev->sysfs_state);
sysfs_notify_dirent_safe(mddev->sysfs_action);
@@ -4642,6 +4653,10 @@ static int do_md_run(mddev_t *mddev)
bitmap_destroy(mddev);
goto out;
}
+
+ md_wakeup_thread(mddev->thread);
+ md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */
+
set_capacity(mddev->gendisk, mddev->array_sectors);
revalidate_disk(mddev->gendisk);
mddev->changed = 1;
@@ -5259,6 +5274,8 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info)
if (mddev->degraded)
set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);
set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
+ if (!err)
+ md_new_event(mddev);
md_wakeup_thread(mddev->thread);
return err;
}
@@ -6866,8 +6883,8 @@ void md_do_sync(mddev_t *mddev)
* Tune reconstruction:
*/
window = 32*(PAGE_SIZE/512);
- printk(KERN_INFO "md: using %dk window, over a total of %llu blocks.\n",
- window/2,(unsigned long long) max_sectors/2);
+ printk(KERN_INFO "md: using %dk window, over a total of %lluk.\n",
+ window/2, (unsigned long long)max_sectors/2);
atomic_set(&mddev->recovery_active, 0);
last_check = 0;
@@ -7045,7 +7062,6 @@ void md_do_sync(mddev_t *mddev)
}
EXPORT_SYMBOL_GPL(md_do_sync);
-
static int remove_and_add_spares(mddev_t *mddev)
{
mdk_rdev_t *rdev;
@@ -7157,6 +7173,9 @@ static void reap_sync_thread(mddev_t *mddev)
*/
void md_check_recovery(mddev_t *mddev)
{
+ if (mddev->suspended)
+ return;
+
if (mddev->bitmap)
bitmap_daemon_work(mddev);
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 0b1fd3f1d85..1c26c7a08ae 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -124,6 +124,7 @@ struct mddev_s
#define MD_CHANGE_DEVS 0 /* Some device status has changed */
#define MD_CHANGE_CLEAN 1 /* transition to or from 'clean' */
#define MD_CHANGE_PENDING 2 /* switch from 'clean' to 'active' in progress */
+#define MD_ARRAY_FIRST_USE 3 /* First use of array, needs initialization */
int suspended;
atomic_t active_io;
@@ -330,6 +331,7 @@ struct mddev_s
atomic_t flush_pending;
struct work_struct flush_work;
struct work_struct event_work; /* used by dm to report failure event */
+ void (*sync_super)(mddev_t *mddev, mdk_rdev_t *rdev);
};
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 5d096096f95..f7431b6d844 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -497,21 +497,19 @@ static int read_balance(conf_t *conf, r1bio_t *r1_bio)
return best_disk;
}
-static int raid1_congested(void *data, int bits)
+int md_raid1_congested(mddev_t *mddev, int bits)
{
- mddev_t *mddev = data;
conf_t *conf = mddev->private;
int i, ret = 0;
- if (mddev_congested(mddev, bits))
- return 1;
-
rcu_read_lock();
for (i = 0; i < mddev->raid_disks; i++) {
mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct request_queue *q = bdev_get_queue(rdev->bdev);
+ BUG_ON(!q);
+
/* Note the '|| 1' - when read_balance prefers
* non-congested targets, it can be removed
*/
@@ -524,7 +522,15 @@ static int raid1_congested(void *data, int bits)
rcu_read_unlock();
return ret;
}
+EXPORT_SYMBOL_GPL(md_raid1_congested);
+static int raid1_congested(void *data, int bits)
+{
+ mddev_t *mddev = data;
+
+ return mddev_congested(mddev, bits) ||
+ md_raid1_congested(mddev, bits);
+}
static void flush_pending_writes(conf_t *conf)
{
@@ -1972,6 +1978,8 @@ static int run(mddev_t *mddev)
return PTR_ERR(conf);
list_for_each_entry(rdev, &mddev->disks, same_set) {
+ if (!mddev->gendisk)
+ continue;
disk_stack_limits(mddev->gendisk, rdev->bdev,
rdev->data_offset << 9);
/* as we don't honour merge_bvec_fn, we must never risk
@@ -2013,8 +2021,10 @@ static int run(mddev_t *mddev)
md_set_array_sectors(mddev, raid1_size(mddev, 0, 0));
- mddev->queue->backing_dev_info.congested_fn = raid1_congested;
- mddev->queue->backing_dev_info.congested_data = mddev;
+ if (mddev->queue) {
+ mddev->queue->backing_dev_info.congested_fn = raid1_congested;
+ mddev->queue->backing_dev_info.congested_data = mddev;
+ }
return md_integrity_register(mddev);
}
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index 5fc4ca1af86..e743a64fac4 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -126,4 +126,6 @@ struct r1bio_s {
*/
#define R1BIO_Returned 6
+extern int md_raid1_congested(mddev_t *mddev, int bits);
+
#endif
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 346e69bfdab..b72edf35ec5 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -129,7 +129,7 @@ static inline int raid5_dec_bi_hw_segments(struct bio *bio)
static inline void raid5_set_bi_hw_segments(struct bio *bio, unsigned int cnt)
{
- bio->bi_phys_segments = raid5_bi_phys_segments(bio) || (cnt << 16);
+ bio->bi_phys_segments = raid5_bi_phys_segments(bio) | (cnt << 16);
}
/* Find first data disk in a raid6 stripe */
@@ -514,7 +514,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
bi = &sh->dev[i].req;
bi->bi_rw = rw;
- if (rw == WRITE)
+ if (rw & WRITE)
bi->bi_end_io = raid5_end_write_request;
else
bi->bi_end_io = raid5_end_read_request;
@@ -548,13 +548,13 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
bi->bi_io_vec[0].bv_offset = 0;
bi->bi_size = STRIPE_SIZE;
bi->bi_next = NULL;
- if (rw == WRITE &&
+ if ((rw & WRITE) &&
test_bit(R5_ReWrite, &sh->dev[i].flags))
atomic_add(STRIPE_SECTORS,
&rdev->corrected_errors);
generic_make_request(bi);
} else {
- if (rw == WRITE)
+ if (rw & WRITE)
set_bit(STRIPE_DEGRADED, &sh->state);
pr_debug("skip op %ld on disc %d for sector %llu\n",
bi->bi_rw, i, (unsigned long long)sh->sector);
@@ -585,7 +585,7 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
init_async_submit(&submit, flags, tx, NULL, NULL, NULL);
bio_for_each_segment(bvl, bio, i) {
- int len = bio_iovec_idx(bio, i)->bv_len;
+ int len = bvl->bv_len;
int clen;
int b_offset = 0;
@@ -601,8 +601,8 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
clen = len;
if (clen > 0) {
- b_offset += bio_iovec_idx(bio, i)->bv_offset;
- bio_page = bio_iovec_idx(bio, i)->bv_page;
+ b_offset += bvl->bv_offset;
+ bio_page = bvl->bv_page;
if (frombio)
tx = async_memcpy(page, bio_page, page_offset,
b_offset, clen, &submit);
@@ -4858,7 +4858,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
printk(KERN_INFO "md/raid:%s: device %s operational as raid"
" disk %d\n",
mdname(mddev), bdevname(rdev->bdev, b), raid_disk);
- } else
+ } else if (rdev->saved_raid_disk != raid_disk)
/* Cannot rely on bitmap to complete recovery */
conf->fullsync = 1;
}
diff --git a/drivers/misc/apds990x.c b/drivers/misc/apds990x.c
index 200311fea36..e2a52e5cf44 100644
--- a/drivers/misc/apds990x.c
+++ b/drivers/misc/apds990x.c
@@ -609,6 +609,7 @@ static int apds990x_detect(struct apds990x_chip *chip)
return ret;
}
+#if defined(CONFIG_PM) || defined(CONFIG_PM_RUNTIME)
static int apds990x_chip_on(struct apds990x_chip *chip)
{
int err = regulator_bulk_enable(ARRAY_SIZE(chip->regs),
@@ -624,6 +625,7 @@ static int apds990x_chip_on(struct apds990x_chip *chip)
apds990x_mode_on(chip);
return 0;
}
+#endif
static int apds990x_chip_off(struct apds990x_chip *chip)
{
diff --git a/drivers/misc/cs5535-mfgpt.c b/drivers/misc/cs5535-mfgpt.c
index e01e08c8c88..bc685bfc4c3 100644
--- a/drivers/misc/cs5535-mfgpt.c
+++ b/drivers/misc/cs5535-mfgpt.c
@@ -174,7 +174,7 @@ struct cs5535_mfgpt_timer *cs5535_mfgpt_alloc_timer(int timer_nr, int domain)
timer_nr = t < max ? (int) t : -1;
} else {
/* check if the requested timer's available */
- if (test_bit(timer_nr, mfgpt->avail))
+ if (!test_bit(timer_nr, mfgpt->avail))
timer_nr = -1;
}
diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c
index ee5109a3cd9..42f067347bc 100644
--- a/drivers/misc/sgi-xp/xpnet.c
+++ b/drivers/misc/sgi-xp/xpnet.c
@@ -495,14 +495,14 @@ xpnet_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
}
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
+
if (atomic_dec_return(&queued_msg->use_count) == 0) {
dev_kfree_skb(skb);
kfree(queued_msg);
}
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += skb->len;
-
return NETDEV_TX_OK;
}
diff --git a/drivers/misc/spear13xx_pcie_gadget.c b/drivers/misc/spear13xx_pcie_gadget.c
index 7aded90f9da..cfbddbef11d 100644
--- a/drivers/misc/spear13xx_pcie_gadget.c
+++ b/drivers/misc/spear13xx_pcie_gadget.c
@@ -845,7 +845,7 @@ err_iounmap:
err_iounmap_app:
iounmap(config->va_app_base);
err_kzalloc:
- kfree(config);
+ kfree(target);
err_rel_res:
release_mem_region(res1->start, resource_size(res1));
err_rel_res0:
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 5da5bea0f9f..7721de942c6 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1144,9 +1144,17 @@ static int __devinit mmci_probe(struct amba_device *dev,
else if (ret != -ENOSYS)
goto err_gpio_cd;
+ /*
+ * A gpio pin that will detect cards when inserted and removed
+ * will most likely want to trigger on the edges if it is
+ * 0 when ejected and 1 when inserted (or mutatis mutandis
+ * for the inverted case) so we request triggers on both
+ * edges.
+ */
ret = request_any_context_irq(gpio_to_irq(plat->gpio_cd),
- mmci_cd_irq, 0,
- DRIVER_NAME " (cd)", host);
+ mmci_cd_irq,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ DRIVER_NAME " (cd)", host);
if (ret >= 0)
host->gpio_cd_irq = gpio_to_irq(plat->gpio_cd);
}
diff --git a/drivers/net/3c503.c b/drivers/net/3c503.c
index d84f6e8903a..5b732988d49 100644
--- a/drivers/net/3c503.c
+++ b/drivers/net/3c503.c
@@ -412,7 +412,7 @@ el2_open(struct net_device *dev)
outb_p(0x04 << ((*irqp == 9) ? 2 : *irqp), E33G_IDCFR);
outb_p(0x00, E33G_IDCFR);
msleep(1);
- free_irq(*irqp, el2_probe_interrupt);
+ free_irq(*irqp, &seen);
if (!seen)
continue;
@@ -422,6 +422,7 @@ el2_open(struct net_device *dev)
continue;
if (retval < 0)
goto err_disable;
+ break;
} while (*++irqp);
if (*irqp == 0) {
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 68d45ba2d9b..6c019e14854 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -52,13 +52,13 @@ MODULE_DESCRIPTION(DRV_DESC);
MODULE_ALIAS("platform:bfin_mac");
#if defined(CONFIG_BFIN_MAC_USE_L1)
-# define bfin_mac_alloc(dma_handle, size) l1_data_sram_zalloc(size)
-# define bfin_mac_free(dma_handle, ptr) l1_data_sram_free(ptr)
+# define bfin_mac_alloc(dma_handle, size, num) l1_data_sram_zalloc(size*num)
+# define bfin_mac_free(dma_handle, ptr, num) l1_data_sram_free(ptr)
#else
-# define bfin_mac_alloc(dma_handle, size) \
- dma_alloc_coherent(NULL, size, dma_handle, GFP_KERNEL)
-# define bfin_mac_free(dma_handle, ptr) \
- dma_free_coherent(NULL, sizeof(*ptr), ptr, dma_handle)
+# define bfin_mac_alloc(dma_handle, size, num) \
+ dma_alloc_coherent(NULL, size*num, dma_handle, GFP_KERNEL)
+# define bfin_mac_free(dma_handle, ptr, num) \
+ dma_free_coherent(NULL, sizeof(*ptr)*num, ptr, dma_handle)
#endif
#define PKT_BUF_SZ 1580
@@ -95,7 +95,7 @@ static void desc_list_free(void)
t = t->next;
}
}
- bfin_mac_free(dma_handle, tx_desc);
+ bfin_mac_free(dma_handle, tx_desc, CONFIG_BFIN_TX_DESC_NUM);
}
if (rx_desc) {
@@ -109,7 +109,7 @@ static void desc_list_free(void)
r = r->next;
}
}
- bfin_mac_free(dma_handle, rx_desc);
+ bfin_mac_free(dma_handle, rx_desc, CONFIG_BFIN_RX_DESC_NUM);
}
}
@@ -126,13 +126,13 @@ static int desc_list_init(void)
#endif
tx_desc = bfin_mac_alloc(&dma_handle,
- sizeof(struct net_dma_desc_tx) *
+ sizeof(struct net_dma_desc_tx),
CONFIG_BFIN_TX_DESC_NUM);
if (tx_desc == NULL)
goto init_error;
rx_desc = bfin_mac_alloc(&dma_handle,
- sizeof(struct net_dma_desc_rx) *
+ sizeof(struct net_dma_desc_rx),
CONFIG_BFIN_RX_DESC_NUM);
if (rx_desc == NULL)
goto init_error;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 652b30e525d..eafe44a528a 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1297,6 +1297,7 @@ static inline int slave_enable_netpoll(struct slave *slave)
goto out;
np->dev = slave->dev;
+ strlcpy(np->dev_name, slave->dev->name, IFNAMSIZ);
err = __netpoll_setup(np);
if (err) {
kfree(np);
diff --git a/drivers/net/fs_enet/mac-fcc.c b/drivers/net/fs_enet/mac-fcc.c
index 7a84e45487e..7583a9572bc 100644
--- a/drivers/net/fs_enet/mac-fcc.c
+++ b/drivers/net/fs_enet/mac-fcc.c
@@ -105,7 +105,7 @@ static int do_pd_setup(struct fs_enet_private *fep)
goto out_ep;
fep->fcc.mem = (void __iomem *)cpm2_immr;
- fpi->dpram_offset = cpm_dpalloc(128, 8);
+ fpi->dpram_offset = cpm_dpalloc(128, 32);
if (IS_ERR_VALUE(fpi->dpram_offset)) {
ret = fpi->dpram_offset;
goto out_fcccp;
diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c
index 8e10d2f6a5a..c3ecb118c1d 100644
--- a/drivers/net/hp100.c
+++ b/drivers/net/hp100.c
@@ -1580,12 +1580,12 @@ static netdev_tx_t hp100_start_xmit_bm(struct sk_buff *skb,
hp100_outl(ringptr->pdl_paddr, TX_PDA_L); /* Low Prio. Queue */
lp->txrcommit++;
- spin_unlock_irqrestore(&lp->lock, flags);
- /* Update statistics */
dev->stats.tx_packets++;
dev->stats.tx_bytes += skb->len;
+ spin_unlock_irqrestore(&lp->lock, flags);
+
return NETDEV_TX_OK;
drop:
diff --git a/drivers/net/hplance.c b/drivers/net/hplance.c
index b6060f7538d..a900d5bf294 100644
--- a/drivers/net/hplance.c
+++ b/drivers/net/hplance.c
@@ -135,7 +135,7 @@ static void __devexit hplance_remove_one(struct dio_dev *d)
}
/* Initialise a single lance board at the given DIO device */
-static void __init hplance_init(struct net_device *dev, struct dio_dev *d)
+static void __devinit hplance_init(struct net_device *dev, struct dio_dev *d)
{
unsigned long va = (d->resource.start + DIO_VIRADDRBASE);
struct hplance_private *lp;
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index b644383017f..c0788a31ff0 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -1965,11 +1965,11 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
netxen_tso_check(netdev, tx_ring, first_desc, skb);
- netxen_nic_update_cmd_producer(adapter, tx_ring);
-
adapter->stats.txbytes += skb->len;
adapter->stats.xmitcalled++;
+ netxen_nic_update_cmd_producer(adapter, tx_ring);
+
return NETDEV_TX_OK;
drop_packet:
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 392a6c4b72e..a70244306c9 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -58,6 +58,7 @@ config BROADCOM_PHY
config BCM63XX_PHY
tristate "Drivers for Broadcom 63xx SOCs internal PHY"
+ depends on BCM63XX
---help---
Currently supports the 6348 and 6358 PHYs.
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index b0c9522bb53..2cd8dc5847b 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -543,11 +543,20 @@ static void recalibrate(struct dp83640_clock *clock)
/* time stamping methods */
-static void decode_evnt(struct dp83640_private *dp83640,
- struct phy_txts *phy_txts, u16 ests)
+static int decode_evnt(struct dp83640_private *dp83640,
+ void *data, u16 ests)
{
+ struct phy_txts *phy_txts;
struct ptp_clock_event event;
int words = (ests >> EVNT_TS_LEN_SHIFT) & EVNT_TS_LEN_MASK;
+ u16 ext_status = 0;
+
+ if (ests & MULT_EVNT) {
+ ext_status = *(u16 *) data;
+ data += sizeof(ext_status);
+ }
+
+ phy_txts = data;
switch (words) { /* fall through in every case */
case 3:
@@ -565,6 +574,9 @@ static void decode_evnt(struct dp83640_private *dp83640,
event.timestamp = phy2txts(&dp83640->edata);
ptp_clock_event(dp83640->clock->ptp_clock, &event);
+
+ words = ext_status ? words + 2 : words + 1;
+ return words * sizeof(u16);
}
static void decode_rxts(struct dp83640_private *dp83640,
@@ -643,9 +655,7 @@ static void decode_status_frame(struct dp83640_private *dp83640,
} else if (PSF_EVNT == type && len >= sizeof(*phy_txts)) {
- phy_txts = (struct phy_txts *) ptr;
- decode_evnt(dp83640, phy_txts, ests);
- size = sizeof(*phy_txts);
+ size = decode_evnt(dp83640, ptr, ests);
} else {
size = 0;
@@ -1034,8 +1044,8 @@ static bool dp83640_rxtstamp(struct phy_device *phydev,
if (is_status_frame(skb, type)) {
decode_status_frame(dp83640, skb);
- /* Let the stack drop this frame. */
- return false;
+ kfree_skb(skb);
+ return true;
}
SKB_PTP_TYPE(skb) = type;
diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c
index a1b82c9c67d..c554a397e55 100644
--- a/drivers/net/ppp_async.c
+++ b/drivers/net/ppp_async.c
@@ -523,7 +523,7 @@ static void ppp_async_process(unsigned long arg)
#define PUT_BYTE(ap, buf, c, islcp) do { \
if ((islcp && c < 0x20) || (ap->xaccm[c >> 5] & (1 << (c & 0x1f)))) {\
*buf++ = PPP_ESCAPE; \
- *buf++ = c ^ 0x20; \
+ *buf++ = c ^ PPP_TRANS; \
} else \
*buf++ = c; \
} while (0)
@@ -896,7 +896,7 @@ ppp_async_input(struct asyncppp *ap, const unsigned char *buf,
sp = skb_put(skb, n);
memcpy(sp, buf, n);
if (ap->state & SC_ESCAPE) {
- sp[0] ^= 0x20;
+ sp[0] ^= PPP_TRANS;
ap->state &= ~SC_ESCAPE;
}
}
diff --git a/drivers/net/pxa168_eth.c b/drivers/net/pxa168_eth.c
index 89f7540d90f..5f597ca592b 100644
--- a/drivers/net/pxa168_eth.c
+++ b/drivers/net/pxa168_eth.c
@@ -1273,7 +1273,7 @@ static int pxa168_eth_start_xmit(struct sk_buff *skb, struct net_device *dev)
wmb();
wrl(pep, SDMA_CMD, SDMA_CMD_TXDH | SDMA_CMD_ERD);
- stats->tx_bytes += skb->len;
+ stats->tx_bytes += length;
stats->tx_packets++;
dev->trans_start = jiffies;
if (pep->tx_ring_size - pep->tx_desc_count <= 1) {
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index ef1ce2ebeb4..05d81780d1f 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -1621,7 +1621,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
*
* (RTL_R32(TxConfig) & 0x700000) == 0x200000 ? 8101Eb : 8101Ec
*/
- static const struct {
+ static const struct rtl_mac_info {
u32 mask;
u32 val;
int mac_version;
@@ -1689,7 +1689,8 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
/* Catch-all */
{ 0x00000000, 0x00000000, RTL_GIGA_MAC_NONE }
- }, *p = mac_info;
+ };
+ const struct rtl_mac_info *p = mac_info;
u32 reg;
reg = RTL_R32(TxConfig);
@@ -3681,7 +3682,7 @@ static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
{
- static const struct {
+ static const struct rtl_cfg2_info {
u32 mac_version;
u32 clk;
u32 val;
@@ -3690,7 +3691,8 @@ static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
{ RTL_GIGA_MAC_VER_05, PCI_Clock_66MHz, 0x000fffff },
{ RTL_GIGA_MAC_VER_06, PCI_Clock_33MHz, 0x00ffff00 }, // 8110SCe
{ RTL_GIGA_MAC_VER_06, PCI_Clock_66MHz, 0x00ffffff }
- }, *p = cfg2_info;
+ };
+ const struct rtl_cfg2_info *p = cfg2_info;
unsigned int i;
u32 clk;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 74e94054ab1..5235f48be1b 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -460,7 +460,23 @@ static u32 tun_net_fix_features(struct net_device *dev, u32 features)
return (features & tun->set_features) | (features & ~TUN_USER_FEATURES);
}
-
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void tun_poll_controller(struct net_device *dev)
+{
+ /*
+ * Tun only receives frames when:
+ * 1) the char device endpoint gets data from user space
+ * 2) the tun socket gets a sendmsg call from user space
+ * Since both of those are syncronous operations, we are guaranteed
+ * never to have pending data when we poll for it
+ * so theres nothing to do here but return.
+ * We need this though so netpoll recognizes us as an interface that
+ * supports polling, which enables bridge devices in virt setups to
+ * still use netconsole
+ */
+ return;
+}
+#endif
static const struct net_device_ops tun_netdev_ops = {
.ndo_uninit = tun_net_uninit,
.ndo_open = tun_net_open,
@@ -468,6 +484,9 @@ static const struct net_device_ops tun_netdev_ops = {
.ndo_start_xmit = tun_net_xmit,
.ndo_change_mtu = tun_net_change_mtu,
.ndo_fix_features = tun_net_fix_features,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = tun_poll_controller,
+#endif
};
static const struct net_device_ops tap_netdev_ops = {
@@ -480,6 +499,9 @@ static const struct net_device_ops tap_netdev_ops = {
.ndo_set_multicast_list = tun_net_mclist,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = tun_poll_controller,
+#endif
};
/* Initialize net device. */
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 9d4f9117260..84d4608153c 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -385,6 +385,16 @@ config USB_NET_CX82310_ETH
router with USB ethernet port. This driver is for routers only,
it will not work with ADSL modems (use cxacru driver instead).
+config USB_NET_KALMIA
+ tristate "Samsung Kalmia based LTE USB modem"
+ depends on USB_USBNET
+ help
+ Choose this option if you have a Samsung Kalmia based USB modem
+ as Samsung GT-B3730.
+
+ To compile this driver as a module, choose M here: the
+ module will be called kalmia.
+
config USB_HSO
tristate "Option USB High Speed Mobile Devices"
depends on USB && RFKILL
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index c7ec8a5f0a9..c203fa21f6b 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -23,6 +23,7 @@ obj-$(CONFIG_USB_NET_MCS7830) += mcs7830.o
obj-$(CONFIG_USB_USBNET) += usbnet.o
obj-$(CONFIG_USB_NET_INT51X1) += int51x1.o
obj-$(CONFIG_USB_CDC_PHONET) += cdc-phonet.o
+obj-$(CONFIG_USB_NET_KALMIA) += kalmia.o
obj-$(CONFIG_USB_IPHETH) += ipheth.o
obj-$(CONFIG_USB_SIERRA_NET) += sierra_net.o
obj-$(CONFIG_USB_NET_CX82310_ETH) += cx82310_eth.o
diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c
new file mode 100644
index 00000000000..d965fb1e013
--- /dev/null
+++ b/drivers/net/usb/kalmia.c
@@ -0,0 +1,384 @@
+/*
+ * USB network interface driver for Samsung Kalmia based LTE USB modem like the
+ * Samsung GT-B3730 and GT-B3710.
+ *
+ * Copyright (C) 2011 Marius Bjoernstad Kotsbak <marius@kotsbak.com>
+ *
+ * Sponsored by Quicklink Video Distribution Services Ltd.
+ *
+ * Based on the cdc_eem module.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ctype.h>
+#include <linux/ethtool.h>
+#include <linux/workqueue.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/usb/cdc.h>
+#include <linux/usb/usbnet.h>
+#include <linux/gfp.h>
+
+/*
+ * The Samsung Kalmia based LTE USB modems have a CDC ACM port for modem control
+ * handled by the "option" module and an ethernet data port handled by this
+ * module.
+ *
+ * The stick must first be switched into modem mode by usb_modeswitch
+ * or similar tool. Then the modem gets sent two initialization packets by
+ * this module, which gives the MAC address of the device. User space can then
+ * connect the modem using AT commands through the ACM port and then use
+ * DHCP on the network interface exposed by this module. Network packets are
+ * sent to and from the modem in a proprietary format discovered after watching
+ * the behavior of the windows driver for the modem.
+ *
+ * More information about the use of the modem is available in usb_modeswitch
+ * forum and the project page:
+ *
+ * http://www.draisberghof.de/usb_modeswitch/bb/viewtopic.php?t=465
+ * https://github.com/mkotsbak/Samsung-GT-B3730-linux-driver
+ */
+
+/* #define DEBUG */
+/* #define VERBOSE */
+
+#define KALMIA_HEADER_LENGTH 6
+#define KALMIA_ALIGN_SIZE 4
+#define KALMIA_USB_TIMEOUT 10000
+
+/*-------------------------------------------------------------------------*/
+
+static int
+kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len,
+ u8 *buffer, u8 expected_len)
+{
+ int act_len;
+ int status;
+
+ netdev_dbg(dev->net, "Sending init packet");
+
+ status = usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 0x02),
+ init_msg, init_msg_len, &act_len, KALMIA_USB_TIMEOUT);
+ if (status != 0) {
+ netdev_err(dev->net,
+ "Error sending init packet. Status %i, length %i\n",
+ status, act_len);
+ return status;
+ }
+ else if (act_len != init_msg_len) {
+ netdev_err(dev->net,
+ "Did not send all of init packet. Bytes sent: %i",
+ act_len);
+ }
+ else {
+ netdev_dbg(dev->net, "Successfully sent init packet.");
+ }
+
+ status = usb_bulk_msg(dev->udev, usb_rcvbulkpipe(dev->udev, 0x81),
+ buffer, expected_len, &act_len, KALMIA_USB_TIMEOUT);
+
+ if (status != 0)
+ netdev_err(dev->net,
+ "Error receiving init result. Status %i, length %i\n",
+ status, act_len);
+ else if (act_len != expected_len)
+ netdev_err(dev->net, "Unexpected init result length: %i\n",
+ act_len);
+
+ return status;
+}
+
+static int
+kalmia_init_and_get_ethernet_addr(struct usbnet *dev, u8 *ethernet_addr)
+{
+ char init_msg_1[] =
+ { 0x57, 0x50, 0x04, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00,
+ 0x00, 0x00 };
+ char init_msg_2[] =
+ { 0x57, 0x50, 0x04, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0xf4,
+ 0x00, 0x00 };
+ char receive_buf[28];
+ int status;
+
+ status = kalmia_send_init_packet(dev, init_msg_1, sizeof(init_msg_1)
+ / sizeof(init_msg_1[0]), receive_buf, 24);
+ if (status != 0)
+ return status;
+
+ status = kalmia_send_init_packet(dev, init_msg_2, sizeof(init_msg_2)
+ / sizeof(init_msg_2[0]), receive_buf, 28);
+ if (status != 0)
+ return status;
+
+ memcpy(ethernet_addr, receive_buf + 10, ETH_ALEN);
+
+ return status;
+}
+
+static int
+kalmia_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+ u8 status;
+ u8 ethernet_addr[ETH_ALEN];
+
+ /* Don't bind to AT command interface */
+ if (intf->cur_altsetting->desc.bInterfaceClass != USB_CLASS_VENDOR_SPEC)
+ return -EINVAL;
+
+ dev->in = usb_rcvbulkpipe(dev->udev, 0x81 & USB_ENDPOINT_NUMBER_MASK);
+ dev->out = usb_sndbulkpipe(dev->udev, 0x02 & USB_ENDPOINT_NUMBER_MASK);
+ dev->status = NULL;
+
+ dev->net->hard_header_len += KALMIA_HEADER_LENGTH;
+ dev->hard_mtu = 1400;
+ dev->rx_urb_size = dev->hard_mtu * 10; // Found as optimal after testing
+
+ status = kalmia_init_and_get_ethernet_addr(dev, ethernet_addr);
+
+ if (status < 0) {
+ usb_set_intfdata(intf, NULL);
+ usb_driver_release_interface(driver_of(intf), intf);
+ return status;
+ }
+
+ memcpy(dev->net->dev_addr, ethernet_addr, ETH_ALEN);
+ memcpy(dev->net->perm_addr, ethernet_addr, ETH_ALEN);
+
+ return status;
+}
+
+static struct sk_buff *
+kalmia_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
+{
+ struct sk_buff *skb2 = NULL;
+ u16 content_len;
+ unsigned char *header_start;
+ unsigned char ether_type_1, ether_type_2;
+ u8 remainder, padlen = 0;
+
+ if (!skb_cloned(skb)) {
+ int headroom = skb_headroom(skb);
+ int tailroom = skb_tailroom(skb);
+
+ if ((tailroom >= KALMIA_ALIGN_SIZE) && (headroom
+ >= KALMIA_HEADER_LENGTH))
+ goto done;
+
+ if ((headroom + tailroom) > (KALMIA_HEADER_LENGTH
+ + KALMIA_ALIGN_SIZE)) {
+ skb->data = memmove(skb->head + KALMIA_HEADER_LENGTH,
+ skb->data, skb->len);
+ skb_set_tail_pointer(skb, skb->len);
+ goto done;
+ }
+ }
+
+ skb2 = skb_copy_expand(skb, KALMIA_HEADER_LENGTH,
+ KALMIA_ALIGN_SIZE, flags);
+ if (!skb2)
+ return NULL;
+
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+
+ done: header_start = skb_push(skb, KALMIA_HEADER_LENGTH);
+ ether_type_1 = header_start[KALMIA_HEADER_LENGTH + 12];
+ ether_type_2 = header_start[KALMIA_HEADER_LENGTH + 13];
+
+ netdev_dbg(dev->net, "Sending etherType: %02x%02x", ether_type_1,
+ ether_type_2);
+
+ /* According to empiric data for data packages */
+ header_start[0] = 0x57;
+ header_start[1] = 0x44;
+ content_len = skb->len - KALMIA_HEADER_LENGTH;
+ header_start[2] = (content_len & 0xff); /* low byte */
+ header_start[3] = (content_len >> 8); /* high byte */
+
+ header_start[4] = ether_type_1;
+ header_start[5] = ether_type_2;
+
+ /* Align to 4 bytes by padding with zeros */
+ remainder = skb->len % KALMIA_ALIGN_SIZE;
+ if (remainder > 0) {
+ padlen = KALMIA_ALIGN_SIZE - remainder;
+ memset(skb_put(skb, padlen), 0, padlen);
+ }
+
+ netdev_dbg(
+ dev->net,
+ "Sending package with length %i and padding %i. Header: %02x:%02x:%02x:%02x:%02x:%02x.",
+ content_len, padlen, header_start[0], header_start[1],
+ header_start[2], header_start[3], header_start[4],
+ header_start[5]);
+
+ return skb;
+}
+
+static int
+kalmia_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ /*
+ * Our task here is to strip off framing, leaving skb with one
+ * data frame for the usbnet framework code to process.
+ */
+ const u8 HEADER_END_OF_USB_PACKET[] =
+ { 0x57, 0x5a, 0x00, 0x00, 0x08, 0x00 };
+ const u8 EXPECTED_UNKNOWN_HEADER_1[] =
+ { 0x57, 0x43, 0x1e, 0x00, 0x15, 0x02 };
+ const u8 EXPECTED_UNKNOWN_HEADER_2[] =
+ { 0x57, 0x50, 0x0e, 0x00, 0x00, 0x00 };
+ u8 i = 0;
+
+ /* incomplete header? */
+ if (skb->len < KALMIA_HEADER_LENGTH)
+ return 0;
+
+ do {
+ struct sk_buff *skb2 = NULL;
+ u8 *header_start;
+ u16 usb_packet_length, ether_packet_length;
+ int is_last;
+
+ header_start = skb->data;
+
+ if (unlikely(header_start[0] != 0x57 || header_start[1] != 0x44)) {
+ if (!memcmp(header_start, EXPECTED_UNKNOWN_HEADER_1,
+ sizeof(EXPECTED_UNKNOWN_HEADER_1)) || !memcmp(
+ header_start, EXPECTED_UNKNOWN_HEADER_2,
+ sizeof(EXPECTED_UNKNOWN_HEADER_2))) {
+ netdev_dbg(
+ dev->net,
+ "Received expected unknown frame header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n",
+ header_start[0], header_start[1],
+ header_start[2], header_start[3],
+ header_start[4], header_start[5],
+ skb->len - KALMIA_HEADER_LENGTH);
+ }
+ else {
+ netdev_err(
+ dev->net,
+ "Received unknown frame header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n",
+ header_start[0], header_start[1],
+ header_start[2], header_start[3],
+ header_start[4], header_start[5],
+ skb->len - KALMIA_HEADER_LENGTH);
+ return 0;
+ }
+ }
+ else
+ netdev_dbg(
+ dev->net,
+ "Received header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n",
+ header_start[0], header_start[1], header_start[2],
+ header_start[3], header_start[4], header_start[5],
+ skb->len - KALMIA_HEADER_LENGTH);
+
+ /* subtract start header and end header */
+ usb_packet_length = skb->len - (2 * KALMIA_HEADER_LENGTH);
+ ether_packet_length = header_start[2] + (header_start[3] << 8);
+ skb_pull(skb, KALMIA_HEADER_LENGTH);
+
+ /* Some small packets misses end marker */
+ if (usb_packet_length < ether_packet_length) {
+ ether_packet_length = usb_packet_length
+ + KALMIA_HEADER_LENGTH;
+ is_last = true;
+ }
+ else {
+ netdev_dbg(dev->net, "Correct package length #%i", i
+ + 1);
+
+ is_last = (memcmp(skb->data + ether_packet_length,
+ HEADER_END_OF_USB_PACKET,
+ sizeof(HEADER_END_OF_USB_PACKET)) == 0);
+ if (!is_last) {
+ header_start = skb->data + ether_packet_length;
+ netdev_dbg(
+ dev->net,
+ "End header: %02x:%02x:%02x:%02x:%02x:%02x. Package length: %i\n",
+ header_start[0], header_start[1],
+ header_start[2], header_start[3],
+ header_start[4], header_start[5],
+ skb->len - KALMIA_HEADER_LENGTH);
+ }
+ }
+
+ if (is_last) {
+ skb2 = skb;
+ }
+ else {
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2))
+ return 0;
+ }
+
+ skb_trim(skb2, ether_packet_length);
+
+ if (is_last) {
+ return 1;
+ }
+ else {
+ usbnet_skb_return(dev, skb2);
+ skb_pull(skb, ether_packet_length);
+ }
+
+ i++;
+ }
+ while (skb->len);
+
+ return 1;
+}
+
+static const struct driver_info kalmia_info = {
+ .description = "Samsung Kalmia LTE USB dongle",
+ .flags = FLAG_WWAN,
+ .bind = kalmia_bind,
+ .rx_fixup = kalmia_rx_fixup,
+ .tx_fixup = kalmia_tx_fixup
+};
+
+/*-------------------------------------------------------------------------*/
+
+static const struct usb_device_id products[] = {
+ /* The unswitched USB ID, to get the module auto loaded: */
+ { USB_DEVICE(0x04e8, 0x689a) },
+ /* The stick swithed into modem (by e.g. usb_modeswitch): */
+ { USB_DEVICE(0x04e8, 0x6889),
+ .driver_info = (unsigned long) &kalmia_info, },
+ { /* EMPTY == end of list */} };
+MODULE_DEVICE_TABLE( usb, products);
+
+static struct usb_driver kalmia_driver = {
+ .name = "kalmia",
+ .id_table = products,
+ .probe = usbnet_probe,
+ .disconnect = usbnet_disconnect,
+ .suspend = usbnet_suspend,
+ .resume = usbnet_resume
+};
+
+static int __init kalmia_init(void)
+{
+ return usb_register(&kalmia_driver);
+}
+module_init( kalmia_init);
+
+static void __exit kalmia_exit(void)
+{
+ usb_deregister(&kalmia_driver);
+}
+module_exit( kalmia_exit);
+
+MODULE_AUTHOR("Marius Bjoernstad Kotsbak <marius@kotsbak.com>");
+MODULE_DESCRIPTION("Samsung Kalmia USB network driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index e050bd65e03..777d1a4e81b 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -2203,8 +2203,10 @@ fst_open(struct net_device *dev)
if (port->mode != FST_RAW) {
err = hdlc_open(dev);
- if (err)
+ if (err) {
+ module_put(THIS_MODULE);
return err;
+ }
}
fst_openport(port);
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 660831ce293..687c1f22349 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1288,6 +1288,8 @@ int mwifiex_register_cfg80211(struct net_device *dev, u8 *mac,
*(unsigned long *) wdev_priv = (unsigned long) priv;
+ set_wiphy_dev(wdev->wiphy, (struct device *) priv->adapter->dev);
+
ret = wiphy_register(wdev->wiphy);
if (ret < 0) {
dev_err(priv->adapter->dev, "%s: registering cfg80211 device\n",
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 32261189bce..aeac3cc4dbe 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -2474,6 +2474,7 @@ struct mwl8k_cmd_set_hw_spec {
* faster client.
*/
#define MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY 0x00000400
+#define MWL8K_SET_HW_SPEC_FLAG_GENERATE_CCMP_HDR 0x00000200
#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080
#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP 0x00000020
#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON 0x00000010
@@ -2510,7 +2511,8 @@ static int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw)
cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT |
MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP |
MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON |
- MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY);
+ MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY |
+ MWL8K_SET_HW_SPEC_FLAG_GENERATE_CCMP_HDR);
cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS);
cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS);
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index a3984f4ef19..f34b5b29fb9 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -141,6 +141,13 @@ static struct notifier_block module_load_nb = {
.notifier_call = module_load_notify,
};
+static void free_all_tasks(void)
+{
+ /* make sure we don't leak task structs */
+ process_task_mortuary();
+ process_task_mortuary();
+}
+
int sync_start(void)
{
int err;
@@ -148,8 +155,6 @@ int sync_start(void)
if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL))
return -ENOMEM;
- mutex_lock(&buffer_mutex);
-
err = task_handoff_register(&task_free_nb);
if (err)
goto out1;
@@ -166,7 +171,6 @@ int sync_start(void)
start_cpu_work();
out:
- mutex_unlock(&buffer_mutex);
return err;
out4:
profile_event_unregister(PROFILE_MUNMAP, &munmap_nb);
@@ -174,6 +178,7 @@ out3:
profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb);
out2:
task_handoff_unregister(&task_free_nb);
+ free_all_tasks();
out1:
free_cpumask_var(marked_cpus);
goto out;
@@ -182,20 +187,16 @@ out1:
void sync_stop(void)
{
- /* flush buffers */
- mutex_lock(&buffer_mutex);
end_cpu_work();
unregister_module_notifier(&module_load_nb);
profile_event_unregister(PROFILE_MUNMAP, &munmap_nb);
profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb);
task_handoff_unregister(&task_free_nb);
- mutex_unlock(&buffer_mutex);
- flush_cpu_work();
+ barrier(); /* do all of the above first */
- /* make sure we don't leak task structs */
- process_task_mortuary();
- process_task_mortuary();
+ flush_cpu_work();
+ free_all_tasks();
free_cpumask_var(marked_cpus);
}
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 135df164a4c..46767c53917 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -624,7 +624,7 @@ static int pci_pm_prepare(struct device *dev)
* system from the sleep state, we'll have to prevent it from signaling
* wake-up.
*/
- pm_runtime_resume(dev);
+ pm_runtime_get_sync(dev);
if (drv && drv->pm && drv->pm->prepare)
error = drv->pm->prepare(dev);
@@ -638,6 +638,8 @@ static void pci_pm_complete(struct device *dev)
if (drv && drv->pm && drv->pm->complete)
drv->pm->complete(dev);
+
+ pm_runtime_put_sync(dev);
}
#else /* !CONFIG_PM_SLEEP */
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 56098b3e17c..5f10c23dff9 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3271,11 +3271,11 @@ void __init pci_register_set_vga_state(arch_set_vga_state_t func)
}
static int pci_set_vga_state_arch(struct pci_dev *dev, bool decode,
- unsigned int command_bits, bool change_bridge)
+ unsigned int command_bits, u32 flags)
{
if (arch_set_vga_state)
return arch_set_vga_state(dev, decode, command_bits,
- change_bridge);
+ flags);
return 0;
}
diff --git a/drivers/pcmcia/pxa2xx_vpac270.c b/drivers/pcmcia/pxa2xx_vpac270.c
index 435002dfc3c..712baab3c83 100644
--- a/drivers/pcmcia/pxa2xx_vpac270.c
+++ b/drivers/pcmcia/pxa2xx_vpac270.c
@@ -11,6 +11,7 @@
*
*/
+#include <linux/gpio.h>
#include <linux/module.h>
#include <linux/platform_device.h>
diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c
index a8d03aeb405..e7f301da290 100644
--- a/drivers/ptp/ptp_chardev.c
+++ b/drivers/ptp/ptp_chardev.c
@@ -46,7 +46,8 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int cmd, unsigned long arg)
caps.n_ext_ts = ptp->info->n_ext_ts;
caps.n_per_out = ptp->info->n_per_out;
caps.pps = ptp->info->pps;
- err = copy_to_user((void __user *)arg, &caps, sizeof(caps));
+ if (copy_to_user((void __user *)arg, &caps, sizeof(caps)))
+ err = -EFAULT;
break;
case PTP_EXTTS_REQUEST:
@@ -129,8 +130,10 @@ ssize_t ptp_read(struct posix_clock *pc,
return -ERESTARTSYS;
}
- if (ptp->defunct)
+ if (ptp->defunct) {
+ mutex_unlock(&ptp->tsevq_mux);
return -ENODEV;
+ }
spin_lock_irqsave(&queue->lock, flags);
@@ -150,10 +153,8 @@ ssize_t ptp_read(struct posix_clock *pc,
mutex_unlock(&ptp->tsevq_mux);
- if (copy_to_user(buf, event, cnt)) {
- mutex_unlock(&ptp->tsevq_mux);
+ if (copy_to_user(buf, event, cnt))
return -EFAULT;
- }
return cnt;
}
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index ef6316acec4..df68618f6db 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -318,7 +318,7 @@ int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
}
EXPORT_SYMBOL_GPL(rtc_read_alarm);
-int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
+static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
struct rtc_time tm;
long now, scheduled;
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index d0e06edb14c..cace6d3aed9 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -421,7 +421,8 @@ static long rtc_dev_ioctl(struct file *file,
err = ops->ioctl(rtc->dev.parent, cmd, arg);
if (err == -ENOIOCTLCMD)
err = -ENOTTY;
- }
+ } else
+ err = -ENOTTY;
break;
}
diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c
index 4f64183b27f..7e9c39951ec 100644
--- a/drivers/sh/clk/core.c
+++ b/drivers/sh/clk/core.c
@@ -635,7 +635,7 @@ static void clks_core_resume(void)
struct clk *clkp;
list_for_each_entry(clkp, &clock_list, node) {
- if (likely(clkp->ops)) {
+ if (likely(clkp->usecount && clkp->ops)) {
unsigned long rate = clkp->rate;
if (likely(clkp->ops->set_parent))
diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c
index 6a9e58dd36c..d18ce9e946d 100644
--- a/drivers/spi/amba-pl022.c
+++ b/drivers/spi/amba-pl022.c
@@ -1861,6 +1861,7 @@ static int pl022_setup(struct spi_device *spi)
}
if ((clk_freq.cpsdvsr < CPSDVR_MIN)
|| (clk_freq.cpsdvsr > CPSDVR_MAX)) {
+ status = -EINVAL;
dev_err(&spi->dev,
"cpsdvsr is configured incorrectly\n");
goto err_config_params;
diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index f706dba165c..cc880c95e7d 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -681,13 +681,14 @@ static void bfin_spi_pump_transfers(unsigned long data)
drv_data->cs_change = transfer->cs_change;
/* Bits per word setup */
- bits_per_word = transfer->bits_per_word ? : message->spi->bits_per_word;
- if ((bits_per_word > 0) && (bits_per_word % 16 == 0)) {
+ bits_per_word = transfer->bits_per_word ? :
+ message->spi->bits_per_word ? : 8;
+ if (bits_per_word % 16 == 0) {
drv_data->n_bytes = bits_per_word/8;
drv_data->len = (transfer->len) >> 1;
cr_width = BIT_CTL_WORDSIZE;
drv_data->ops = &bfin_bfin_spi_transfer_ops_u16;
- } else if ((bits_per_word > 0) && (bits_per_word % 8 == 0)) {
+ } else if (bits_per_word % 8 == 0) {
drv_data->n_bytes = bits_per_word/8;
drv_data->len = transfer->len;
cr_width = 0;
diff --git a/drivers/staging/iio/accel/adis16201.h b/drivers/staging/iio/accel/adis16201.h
index 0b9b85424df..4cc1a5bfab4 100644
--- a/drivers/staging/iio/accel/adis16201.h
+++ b/drivers/staging/iio/accel/adis16201.h
@@ -81,7 +81,6 @@ struct adis16201_state {
int adis16201_set_irq(struct iio_dev *indio_dev, bool enable);
-#ifdef CONFIG_IIO_RING_BUFFER
enum adis16201_scan {
ADIS16201_SCAN_SUPPLY,
ADIS16201_SCAN_ACC_X,
@@ -92,6 +91,7 @@ enum adis16201_scan {
ADIS16201_SCAN_INCLI_Y,
};
+#ifdef CONFIG_IIO_RING_BUFFER
void adis16201_remove_trigger(struct iio_dev *indio_dev);
int adis16201_probe_trigger(struct iio_dev *indio_dev);
diff --git a/drivers/staging/iio/accel/adis16203.h b/drivers/staging/iio/accel/adis16203.h
index 8bb8ce50c24..175e21bb9b4 100644
--- a/drivers/staging/iio/accel/adis16203.h
+++ b/drivers/staging/iio/accel/adis16203.h
@@ -76,7 +76,6 @@ struct adis16203_state {
int adis16203_set_irq(struct iio_dev *indio_dev, bool enable);
-#ifdef CONFIG_IIO_RING_BUFFER
enum adis16203_scan {
ADIS16203_SCAN_SUPPLY,
ADIS16203_SCAN_AUX_ADC,
@@ -85,6 +84,7 @@ enum adis16203_scan {
ADIS16203_SCAN_INCLI_Y,
};
+#ifdef CONFIG_IIO_RING_BUFFER
void adis16203_remove_trigger(struct iio_dev *indio_dev);
int adis16203_probe_trigger(struct iio_dev *indio_dev);
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index f2cb7503fcb..46521093089 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1397,6 +1397,7 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
int fifosize, base_baud;
int port_type;
struct pch_uart_driver_data *board;
+ const char *board_name;
board = &drv_dat[id->driver_data];
port_type = board->port_type;
@@ -1412,7 +1413,8 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
base_baud = 1843200; /* 1.8432MHz */
/* quirk for CM-iTC board */
- if (strstr(dmi_get_system_info(DMI_BOARD_NAME), "CM-iTC"))
+ board_name = dmi_get_system_info(DMI_BOARD_NAME);
+ if (board_name && strstr(board_name, "CM-iTC"))
base_baud = 192000000; /* 192.0MHz */
switch (port_type) {
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index e35a17687c0..aa3cc465a60 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -375,7 +375,7 @@ static int usb_unbind_interface(struct device *dev)
* Just re-enable it without affecting the endpoint toggles.
*/
usb_enable_interface(udev, intf, false);
- } else if (!error && !intf->dev.power.in_suspend) {
+ } else if (!error && !intf->dev.power.is_prepared) {
r = usb_set_interface(udev, intf->altsetting[0].
desc.bInterfaceNumber, 0);
if (r < 0)
@@ -960,7 +960,7 @@ void usb_rebind_intf(struct usb_interface *intf)
}
/* Try to rebind the interface */
- if (!intf->dev.power.in_suspend) {
+ if (!intf->dev.power.is_prepared) {
intf->needs_binding = 0;
rc = device_attach(&intf->dev);
if (rc < 0)
@@ -1107,7 +1107,7 @@ static int usb_resume_interface(struct usb_device *udev,
if (intf->condition == USB_INTERFACE_UNBOUND) {
/* Carry out a deferred switch to altsetting 0 */
- if (intf->needs_altsetting0 && !intf->dev.power.in_suspend) {
+ if (intf->needs_altsetting0 && !intf->dev.power.is_prepared) {
usb_set_interface(udev, intf->altsetting[0].
desc.bInterfaceNumber, 0);
intf->needs_altsetting0 = 0;
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index ebb893c49e9..d7aaec5667b 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -248,10 +248,6 @@ static int atyfb_sync(struct fb_info *info);
static int aty_init(struct fb_info *info);
-#ifdef CONFIG_ATARI
-static int store_video_par(char *videopar, unsigned char m64_num);
-#endif
-
static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc);
static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc);
@@ -2268,11 +2264,13 @@ error:
return;
}
+#ifdef CONFIG_PCI
static void aty_bl_exit(struct backlight_device *bd)
{
backlight_device_unregister(bd);
printk("aty: Backlight unloaded\n");
}
+#endif /* CONFIG_PCI */
#endif /* CONFIG_FB_ATY_BACKLIGHT */
@@ -2789,7 +2787,7 @@ aty_init_exit:
return ret;
}
-#ifdef CONFIG_ATARI
+#if defined(CONFIG_ATARI) && !defined(MODULE)
static int __devinit store_video_par(char *video_str, unsigned char m64_num)
{
char *p;
@@ -2818,7 +2816,7 @@ static int __devinit store_video_par(char *video_str, unsigned char m64_num)
phys_vmembase[m64_num] = 0;
return -1;
}
-#endif /* CONFIG_ATARI */
+#endif /* CONFIG_ATARI && !MODULE */
/*
* Blank the display.
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index 0c9373bedd1..2d93c8d61ad 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -302,6 +302,18 @@ config BACKLIGHT_ADP8860
To compile this driver as a module, choose M here: the module will
be called adp8860_bl.
+config BACKLIGHT_ADP8870
+ tristate "Backlight Driver for ADP8870 using WLED"
+ depends on BACKLIGHT_CLASS_DEVICE && I2C
+ select NEW_LEDS
+ select LEDS_CLASS
+ help
+ If you have a LCD backlight connected to the ADP8870,
+ say Y here to enable this driver.
+
+ To compile this driver as a module, choose M here: the module will
+ be called adp8870_bl.
+
config BACKLIGHT_88PM860X
tristate "Backlight Driver for 88PM8606 using WLED"
depends on MFD_88PM860X
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index b9ca8490df8..ee72adb8786 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -34,6 +34,7 @@ obj-$(CONFIG_BACKLIGHT_WM831X) += wm831x_bl.o
obj-$(CONFIG_BACKLIGHT_ADX) += adx_bl.o
obj-$(CONFIG_BACKLIGHT_ADP5520) += adp5520_bl.o
obj-$(CONFIG_BACKLIGHT_ADP8860) += adp8860_bl.o
+obj-$(CONFIG_BACKLIGHT_ADP8870) += adp8870_bl.o
obj-$(CONFIG_BACKLIGHT_88PM860X) += 88pm860x_bl.o
obj-$(CONFIG_BACKLIGHT_PCF50633) += pcf50633-backlight.o
diff --git a/drivers/video/backlight/adp8870_bl.c b/drivers/video/backlight/adp8870_bl.c
new file mode 100644
index 00000000000..05a8832bb3e
--- /dev/null
+++ b/drivers/video/backlight/adp8870_bl.c
@@ -0,0 +1,1012 @@
+/*
+ * Backlight driver for Analog Devices ADP8870 Backlight Devices
+ *
+ * Copyright 2009-2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/module.h>
+#include <linux/version.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/pm.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+#include <linux/leds.h>
+#include <linux/workqueue.h>
+#include <linux/slab.h>
+
+#include <linux/i2c/adp8870.h>
+#define ADP8870_EXT_FEATURES
+#define ADP8870_USE_LEDS
+
+
+#define ADP8870_MFDVID 0x00 /* Manufacturer and device ID */
+#define ADP8870_MDCR 0x01 /* Device mode and status */
+#define ADP8870_INT_STAT 0x02 /* Interrupts status */
+#define ADP8870_INT_EN 0x03 /* Interrupts enable */
+#define ADP8870_CFGR 0x04 /* Configuration register */
+#define ADP8870_BLSEL 0x05 /* Sink enable backlight or independent */
+#define ADP8870_PWMLED 0x06 /* PWM Enable Selection Register */
+#define ADP8870_BLOFF 0x07 /* Backlight off timeout */
+#define ADP8870_BLDIM 0x08 /* Backlight dim timeout */
+#define ADP8870_BLFR 0x09 /* Backlight fade in and out rates */
+#define ADP8870_BLMX1 0x0A /* Backlight (Brightness Level 1-daylight) maximum current */
+#define ADP8870_BLDM1 0x0B /* Backlight (Brightness Level 1-daylight) dim current */
+#define ADP8870_BLMX2 0x0C /* Backlight (Brightness Level 2-bright) maximum current */
+#define ADP8870_BLDM2 0x0D /* Backlight (Brightness Level 2-bright) dim current */
+#define ADP8870_BLMX3 0x0E /* Backlight (Brightness Level 3-office) maximum current */
+#define ADP8870_BLDM3 0x0F /* Backlight (Brightness Level 3-office) dim current */
+#define ADP8870_BLMX4 0x10 /* Backlight (Brightness Level 4-indoor) maximum current */
+#define ADP8870_BLDM4 0x11 /* Backlight (Brightness Level 4-indoor) dim current */
+#define ADP8870_BLMX5 0x12 /* Backlight (Brightness Level 5-dark) maximum current */
+#define ADP8870_BLDM5 0x13 /* Backlight (Brightness Level 5-dark) dim current */
+#define ADP8870_ISCLAW 0x1A /* Independent sink current fade law register */
+#define ADP8870_ISCC 0x1B /* Independent sink current control register */
+#define ADP8870_ISCT1 0x1C /* Independent Sink Current Timer Register LED[7:5] */
+#define ADP8870_ISCT2 0x1D /* Independent Sink Current Timer Register LED[4:1] */
+#define ADP8870_ISCF 0x1E /* Independent sink current fade register */
+#define ADP8870_ISC1 0x1F /* Independent Sink Current LED1 */
+#define ADP8870_ISC2 0x20 /* Independent Sink Current LED2 */
+#define ADP8870_ISC3 0x21 /* Independent Sink Current LED3 */
+#define ADP8870_ISC4 0x22 /* Independent Sink Current LED4 */
+#define ADP8870_ISC5 0x23 /* Independent Sink Current LED5 */
+#define ADP8870_ISC6 0x24 /* Independent Sink Current LED6 */
+#define ADP8870_ISC7 0x25 /* Independent Sink Current LED7 (Brightness Level 1-daylight) */
+#define ADP8870_ISC7_L2 0x26 /* Independent Sink Current LED7 (Brightness Level 2-bright) */
+#define ADP8870_ISC7_L3 0x27 /* Independent Sink Current LED7 (Brightness Level 3-office) */
+#define ADP8870_ISC7_L4 0x28 /* Independent Sink Current LED7 (Brightness Level 4-indoor) */
+#define ADP8870_ISC7_L5 0x29 /* Independent Sink Current LED7 (Brightness Level 5-dark) */
+#define ADP8870_CMP_CTL 0x2D /* ALS Comparator Control Register */
+#define ADP8870_ALS1_EN 0x2E /* Main ALS comparator level enable */
+#define ADP8870_ALS2_EN 0x2F /* Second ALS comparator level enable */
+#define ADP8870_ALS1_STAT 0x30 /* Main ALS Comparator Status Register */
+#define ADP8870_ALS2_STAT 0x31 /* Second ALS Comparator Status Register */
+#define ADP8870_L2TRP 0x32 /* L2 comparator reference */
+#define ADP8870_L2HYS 0x33 /* L2 hysteresis */
+#define ADP8870_L3TRP 0x34 /* L3 comparator reference */
+#define ADP8870_L3HYS 0x35 /* L3 hysteresis */
+#define ADP8870_L4TRP 0x36 /* L4 comparator reference */
+#define ADP8870_L4HYS 0x37 /* L4 hysteresis */
+#define ADP8870_L5TRP 0x38 /* L5 comparator reference */
+#define ADP8870_L5HYS 0x39 /* L5 hysteresis */
+#define ADP8870_PH1LEVL 0x40 /* First phototransistor ambient light level-low byte register */
+#define ADP8870_PH1LEVH 0x41 /* First phototransistor ambient light level-high byte register */
+#define ADP8870_PH2LEVL 0x42 /* Second phototransistor ambient light level-low byte register */
+#define ADP8870_PH2LEVH 0x43 /* Second phototransistor ambient light level-high byte register */
+
+#define ADP8870_MANUFID 0x3 /* Analog Devices AD8870 Manufacturer and device ID */
+#define ADP8870_DEVID(x) ((x) & 0xF)
+#define ADP8870_MANID(x) ((x) >> 4)
+
+/* MDCR Device mode and status */
+#define D7ALSEN (1 << 7)
+#define INT_CFG (1 << 6)
+#define NSTBY (1 << 5)
+#define DIM_EN (1 << 4)
+#define GDWN_DIS (1 << 3)
+#define SIS_EN (1 << 2)
+#define CMP_AUTOEN (1 << 1)
+#define BLEN (1 << 0)
+
+/* ADP8870_ALS1_EN Main ALS comparator level enable */
+#define L5_EN (1 << 3)
+#define L4_EN (1 << 2)
+#define L3_EN (1 << 1)
+#define L2_EN (1 << 0)
+
+#define CFGR_BLV_SHIFT 3
+#define CFGR_BLV_MASK 0x7
+#define ADP8870_FLAG_LED_MASK 0xFF
+
+#define FADE_VAL(in, out) ((0xF & (in)) | ((0xF & (out)) << 4))
+#define BL_CFGR_VAL(law, blv) ((((blv) & CFGR_BLV_MASK) << CFGR_BLV_SHIFT) | ((0x3 & (law)) << 1))
+#define ALS_CMPR_CFG_VAL(filt) ((0x7 & (filt)) << 1)
+
+struct adp8870_bl {
+ struct i2c_client *client;
+ struct backlight_device *bl;
+ struct adp8870_led *led;
+ struct adp8870_backlight_platform_data *pdata;
+ struct mutex lock;
+ unsigned long cached_daylight_max;
+ int id;
+ int revid;
+ int current_brightness;
+};
+
+struct adp8870_led {
+ struct led_classdev cdev;
+ struct work_struct work;
+ struct i2c_client *client;
+ enum led_brightness new_brightness;
+ int id;
+ int flags;
+};
+
+static int adp8870_read(struct i2c_client *client, int reg, uint8_t *val)
+{
+ int ret;
+
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0) {
+ dev_err(&client->dev, "failed reading at 0x%02x\n", reg);
+ return ret;
+ }
+
+ *val = ret;
+ return 0;
+}
+
+
+static int adp8870_write(struct i2c_client *client, u8 reg, u8 val)
+{
+ int ret = i2c_smbus_write_byte_data(client, reg, val);
+ if (ret)
+ dev_err(&client->dev, "failed to write\n");
+
+ return ret;
+}
+
+static int adp8870_set_bits(struct i2c_client *client, int reg, uint8_t bit_mask)
+{
+ struct adp8870_bl *data = i2c_get_clientdata(client);
+ uint8_t reg_val;
+ int ret;
+
+ mutex_lock(&data->lock);
+
+ ret = adp8870_read(client, reg, &reg_val);
+
+ if (!ret && ((reg_val & bit_mask) == 0)) {
+ reg_val |= bit_mask;
+ ret = adp8870_write(client, reg, reg_val);
+ }
+
+ mutex_unlock(&data->lock);
+ return ret;
+}
+
+static int adp8870_clr_bits(struct i2c_client *client, int reg, uint8_t bit_mask)
+{
+ struct adp8870_bl *data = i2c_get_clientdata(client);
+ uint8_t reg_val;
+ int ret;
+
+ mutex_lock(&data->lock);
+
+ ret = adp8870_read(client, reg, &reg_val);
+
+ if (!ret && (reg_val & bit_mask)) {
+ reg_val &= ~bit_mask;
+ ret = adp8870_write(client, reg, reg_val);
+ }
+
+ mutex_unlock(&data->lock);
+ return ret;
+}
+
+/*
+ * Independent sink / LED
+ */
+#if defined(ADP8870_USE_LEDS)
+static void adp8870_led_work(struct work_struct *work)
+{
+ struct adp8870_led *led = container_of(work, struct adp8870_led, work);
+ adp8870_write(led->client, ADP8870_ISC1 + led->id - 1,
+ led->new_brightness >> 1);
+}
+
+static void adp8870_led_set(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ struct adp8870_led *led;
+
+ led = container_of(led_cdev, struct adp8870_led, cdev);
+ led->new_brightness = value;
+ /*
+ * Use workqueue for IO since I2C operations can sleep.
+ */
+ schedule_work(&led->work);
+}
+
+static int adp8870_led_setup(struct adp8870_led *led)
+{
+ struct i2c_client *client = led->client;
+ int ret = 0;
+
+ ret = adp8870_write(client, ADP8870_ISC1 + led->id - 1, 0);
+ if (ret)
+ return ret;
+
+ ret = adp8870_set_bits(client, ADP8870_ISCC, 1 << (led->id - 1));
+ if (ret)
+ return ret;
+
+ if (led->id > 4)
+ ret = adp8870_set_bits(client, ADP8870_ISCT1,
+ (led->flags & 0x3) << ((led->id - 5) * 2));
+ else
+ ret = adp8870_set_bits(client, ADP8870_ISCT2,
+ (led->flags & 0x3) << ((led->id - 1) * 2));
+
+ return ret;
+}
+
+static int __devinit adp8870_led_probe(struct i2c_client *client)
+{
+ struct adp8870_backlight_platform_data *pdata =
+ client->dev.platform_data;
+ struct adp8870_bl *data = i2c_get_clientdata(client);
+ struct adp8870_led *led, *led_dat;
+ struct led_info *cur_led;
+ int ret, i;
+
+
+ led = kcalloc(pdata->num_leds, sizeof(*led), GFP_KERNEL);
+ if (led == NULL) {
+ dev_err(&client->dev, "failed to alloc memory\n");
+ return -ENOMEM;
+ }
+
+ ret = adp8870_write(client, ADP8870_ISCLAW, pdata->led_fade_law);
+ if (ret)
+ goto err_free;
+
+ ret = adp8870_write(client, ADP8870_ISCT1,
+ (pdata->led_on_time & 0x3) << 6);
+ if (ret)
+ goto err_free;
+
+ ret = adp8870_write(client, ADP8870_ISCF,
+ FADE_VAL(pdata->led_fade_in, pdata->led_fade_out));
+ if (ret)
+ goto err_free;
+
+ for (i = 0; i < pdata->num_leds; ++i) {
+ cur_led = &pdata->leds[i];
+ led_dat = &led[i];
+
+ led_dat->id = cur_led->flags & ADP8870_FLAG_LED_MASK;
+
+ if (led_dat->id > 7 || led_dat->id < 1) {
+ dev_err(&client->dev, "Invalid LED ID %d\n",
+ led_dat->id);
+ goto err;
+ }
+
+ if (pdata->bl_led_assign & (1 << (led_dat->id - 1))) {
+ dev_err(&client->dev, "LED %d used by Backlight\n",
+ led_dat->id);
+ goto err;
+ }
+
+ led_dat->cdev.name = cur_led->name;
+ led_dat->cdev.default_trigger = cur_led->default_trigger;
+ led_dat->cdev.brightness_set = adp8870_led_set;
+ led_dat->cdev.brightness = LED_OFF;
+ led_dat->flags = cur_led->flags >> FLAG_OFFT_SHIFT;
+ led_dat->client = client;
+ led_dat->new_brightness = LED_OFF;
+ INIT_WORK(&led_dat->work, adp8870_led_work);
+
+ ret = led_classdev_register(&client->dev, &led_dat->cdev);
+ if (ret) {
+ dev_err(&client->dev, "failed to register LED %d\n",
+ led_dat->id);
+ goto err;
+ }
+
+ ret = adp8870_led_setup(led_dat);
+ if (ret) {
+ dev_err(&client->dev, "failed to write\n");
+ i++;
+ goto err;
+ }
+ }
+
+ data->led = led;
+
+ return 0;
+
+ err:
+ for (i = i - 1; i >= 0; --i) {
+ led_classdev_unregister(&led[i].cdev);
+ cancel_work_sync(&led[i].work);
+ }
+
+ err_free:
+ kfree(led);
+
+ return ret;
+}
+
+static int __devexit adp8870_led_remove(struct i2c_client *client)
+{
+ struct adp8870_backlight_platform_data *pdata =
+ client->dev.platform_data;
+ struct adp8870_bl *data = i2c_get_clientdata(client);
+ int i;
+
+ for (i = 0; i < pdata->num_leds; i++) {
+ led_classdev_unregister(&data->led[i].cdev);
+ cancel_work_sync(&data->led[i].work);
+ }
+
+ kfree(data->led);
+ return 0;
+}
+#else
+static int __devinit adp8870_led_probe(struct i2c_client *client)
+{
+ return 0;
+}
+
+static int __devexit adp8870_led_remove(struct i2c_client *client)
+{
+ return 0;
+}
+#endif
+
+static int adp8870_bl_set(struct backlight_device *bl, int brightness)
+{
+ struct adp8870_bl *data = bl_get_data(bl);
+ struct i2c_client *client = data->client;
+ int ret = 0;
+
+ if (data->pdata->en_ambl_sens) {
+ if ((brightness > 0) && (brightness < ADP8870_MAX_BRIGHTNESS)) {
+ /* Disable Ambient Light auto adjust */
+ ret = adp8870_clr_bits(client, ADP8870_MDCR,
+ CMP_AUTOEN);
+ if (ret)
+ return ret;
+ ret = adp8870_write(client, ADP8870_BLMX1, brightness);
+ if (ret)
+ return ret;
+ } else {
+ /*
+ * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust
+ * restore daylight l1 sysfs brightness
+ */
+ ret = adp8870_write(client, ADP8870_BLMX1,
+ data->cached_daylight_max);
+ if (ret)
+ return ret;
+
+ ret = adp8870_set_bits(client, ADP8870_MDCR,
+ CMP_AUTOEN);
+ if (ret)
+ return ret;
+ }
+ } else {
+ ret = adp8870_write(client, ADP8870_BLMX1, brightness);
+ if (ret)
+ return ret;
+ }
+
+ if (data->current_brightness && brightness == 0)
+ ret = adp8870_set_bits(client,
+ ADP8870_MDCR, DIM_EN);
+ else if (data->current_brightness == 0 && brightness)
+ ret = adp8870_clr_bits(client,
+ ADP8870_MDCR, DIM_EN);
+
+ if (!ret)
+ data->current_brightness = brightness;
+
+ return ret;
+}
+
+static int adp8870_bl_update_status(struct backlight_device *bl)
+{
+ int brightness = bl->props.brightness;
+ if (bl->props.power != FB_BLANK_UNBLANK)
+ brightness = 0;
+
+ if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+ brightness = 0;
+
+ return adp8870_bl_set(bl, brightness);
+}
+
+static int adp8870_bl_get_brightness(struct backlight_device *bl)
+{
+ struct adp8870_bl *data = bl_get_data(bl);
+
+ return data->current_brightness;
+}
+
+static const struct backlight_ops adp8870_bl_ops = {
+ .update_status = adp8870_bl_update_status,
+ .get_brightness = adp8870_bl_get_brightness,
+};
+
+static int adp8870_bl_setup(struct backlight_device *bl)
+{
+ struct adp8870_bl *data = bl_get_data(bl);
+ struct i2c_client *client = data->client;
+ struct adp8870_backlight_platform_data *pdata = data->pdata;
+ int ret = 0;
+
+ ret = adp8870_write(client, ADP8870_BLSEL, ~pdata->bl_led_assign);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_PWMLED, pdata->pwm_assign);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLMX1, pdata->l1_daylight_max);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLDM1, pdata->l1_daylight_dim);
+ if (ret)
+ return ret;
+
+ if (pdata->en_ambl_sens) {
+ data->cached_daylight_max = pdata->l1_daylight_max;
+ ret = adp8870_write(client, ADP8870_BLMX2,
+ pdata->l2_bright_max);
+ if (ret)
+ return ret;
+ ret = adp8870_write(client, ADP8870_BLDM2,
+ pdata->l2_bright_dim);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLMX3,
+ pdata->l3_office_max);
+ if (ret)
+ return ret;
+ ret = adp8870_write(client, ADP8870_BLDM3,
+ pdata->l3_office_dim);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLMX4,
+ pdata->l4_indoor_max);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLDM4,
+ pdata->l4_indor_dim);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLMX5,
+ pdata->l5_dark_max);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLDM5,
+ pdata->l5_dark_dim);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L2TRP, pdata->l2_trip);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L2HYS, pdata->l2_hyst);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L3TRP, pdata->l3_trip);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L3HYS, pdata->l3_hyst);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L4TRP, pdata->l4_trip);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L4HYS, pdata->l4_hyst);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L5TRP, pdata->l5_trip);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_L5HYS, pdata->l5_hyst);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_ALS1_EN, L5_EN | L4_EN |
+ L3_EN | L2_EN);
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_CMP_CTL,
+ ALS_CMPR_CFG_VAL(pdata->abml_filt));
+ if (ret)
+ return ret;
+ }
+
+ ret = adp8870_write(client, ADP8870_CFGR,
+ BL_CFGR_VAL(pdata->bl_fade_law, 0));
+ if (ret)
+ return ret;
+
+ ret = adp8870_write(client, ADP8870_BLFR, FADE_VAL(pdata->bl_fade_in,
+ pdata->bl_fade_out));
+ if (ret)
+ return ret;
+ /*
+ * ADP8870 Rev0 requires GDWN_DIS bit set
+ */
+
+ ret = adp8870_set_bits(client, ADP8870_MDCR, BLEN | DIM_EN | NSTBY |
+ (data->revid == 0 ? GDWN_DIS : 0));
+
+ return ret;
+}
+
+static ssize_t adp8870_show(struct device *dev, char *buf, int reg)
+{
+ struct adp8870_bl *data = dev_get_drvdata(dev);
+ int error;
+ uint8_t reg_val;
+
+ mutex_lock(&data->lock);
+ error = adp8870_read(data->client, reg, &reg_val);
+ mutex_unlock(&data->lock);
+
+ if (error < 0)
+ return error;
+
+ return sprintf(buf, "%u\n", reg_val);
+}
+
+static ssize_t adp8870_store(struct device *dev, const char *buf,
+ size_t count, int reg)
+{
+ struct adp8870_bl *data = dev_get_drvdata(dev);
+ unsigned long val;
+ int ret;
+
+ ret = strict_strtoul(buf, 10, &val);
+ if (ret)
+ return ret;
+
+ mutex_lock(&data->lock);
+ adp8870_write(data->client, reg, val);
+ mutex_unlock(&data->lock);
+
+ return count;
+}
+
+static ssize_t adp8870_bl_l5_dark_max_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLMX5);
+}
+
+static ssize_t adp8870_bl_l5_dark_max_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLMX5);
+}
+static DEVICE_ATTR(l5_dark_max, 0664, adp8870_bl_l5_dark_max_show,
+ adp8870_bl_l5_dark_max_store);
+
+
+static ssize_t adp8870_bl_l4_indoor_max_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLMX4);
+}
+
+static ssize_t adp8870_bl_l4_indoor_max_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLMX4);
+}
+static DEVICE_ATTR(l4_indoor_max, 0664, adp8870_bl_l4_indoor_max_show,
+ adp8870_bl_l4_indoor_max_store);
+
+
+static ssize_t adp8870_bl_l3_office_max_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLMX3);
+}
+
+static ssize_t adp8870_bl_l3_office_max_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLMX3);
+}
+
+static DEVICE_ATTR(l3_office_max, 0664, adp8870_bl_l3_office_max_show,
+ adp8870_bl_l3_office_max_store);
+
+static ssize_t adp8870_bl_l2_bright_max_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLMX2);
+}
+
+static ssize_t adp8870_bl_l2_bright_max_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLMX2);
+}
+static DEVICE_ATTR(l2_bright_max, 0664, adp8870_bl_l2_bright_max_show,
+ adp8870_bl_l2_bright_max_store);
+
+static ssize_t adp8870_bl_l1_daylight_max_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLMX1);
+}
+
+static ssize_t adp8870_bl_l1_daylight_max_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct adp8870_bl *data = dev_get_drvdata(dev);
+ int ret = strict_strtoul(buf, 10, &data->cached_daylight_max);
+ if (ret)
+ return ret;
+
+ return adp8870_store(dev, buf, count, ADP8870_BLMX1);
+}
+static DEVICE_ATTR(l1_daylight_max, 0664, adp8870_bl_l1_daylight_max_show,
+ adp8870_bl_l1_daylight_max_store);
+
+static ssize_t adp8870_bl_l5_dark_dim_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLDM5);
+}
+
+static ssize_t adp8870_bl_l5_dark_dim_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLDM5);
+}
+static DEVICE_ATTR(l5_dark_dim, 0664, adp8870_bl_l5_dark_dim_show,
+ adp8870_bl_l5_dark_dim_store);
+
+static ssize_t adp8870_bl_l4_indoor_dim_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLDM4);
+}
+
+static ssize_t adp8870_bl_l4_indoor_dim_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLDM4);
+}
+static DEVICE_ATTR(l4_indoor_dim, 0664, adp8870_bl_l4_indoor_dim_show,
+ adp8870_bl_l4_indoor_dim_store);
+
+
+static ssize_t adp8870_bl_l3_office_dim_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLDM3);
+}
+
+static ssize_t adp8870_bl_l3_office_dim_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLDM3);
+}
+static DEVICE_ATTR(l3_office_dim, 0664, adp8870_bl_l3_office_dim_show,
+ adp8870_bl_l3_office_dim_store);
+
+static ssize_t adp8870_bl_l2_bright_dim_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLDM2);
+}
+
+static ssize_t adp8870_bl_l2_bright_dim_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLDM2);
+}
+static DEVICE_ATTR(l2_bright_dim, 0664, adp8870_bl_l2_bright_dim_show,
+ adp8870_bl_l2_bright_dim_store);
+
+static ssize_t adp8870_bl_l1_daylight_dim_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return adp8870_show(dev, buf, ADP8870_BLDM1);
+}
+
+static ssize_t adp8870_bl_l1_daylight_dim_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ return adp8870_store(dev, buf, count, ADP8870_BLDM1);
+}
+static DEVICE_ATTR(l1_daylight_dim, 0664, adp8870_bl_l1_daylight_dim_show,
+ adp8870_bl_l1_daylight_dim_store);
+
+#ifdef ADP8870_EXT_FEATURES
+static ssize_t adp8870_bl_ambient_light_level_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct adp8870_bl *data = dev_get_drvdata(dev);
+ int error;
+ uint8_t reg_val;
+ uint16_t ret_val;
+
+ mutex_lock(&data->lock);
+ error = adp8870_read(data->client, ADP8870_PH1LEVL, &reg_val);
+ if (error < 0) {
+ mutex_unlock(&data->lock);
+ return error;
+ }
+ ret_val = reg_val;
+ error = adp8870_read(data->client, ADP8870_PH1LEVH, &reg_val);
+ mutex_unlock(&data->lock);
+
+ if (error < 0)
+ return error;
+
+ /* Return 13-bit conversion value for the first light sensor */
+ ret_val += (reg_val & 0x1F) << 8;
+
+ return sprintf(buf, "%u\n", ret_val);
+}
+static DEVICE_ATTR(ambient_light_level, 0444,
+ adp8870_bl_ambient_light_level_show, NULL);
+
+static ssize_t adp8870_bl_ambient_light_zone_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct adp8870_bl *data = dev_get_drvdata(dev);
+ int error;
+ uint8_t reg_val;
+
+ mutex_lock(&data->lock);
+ error = adp8870_read(data->client, ADP8870_CFGR, &reg_val);
+ mutex_unlock(&data->lock);
+
+ if (error < 0)
+ return error;
+
+ return sprintf(buf, "%u\n",
+ ((reg_val >> CFGR_BLV_SHIFT) & CFGR_BLV_MASK) + 1);
+}
+
+static ssize_t adp8870_bl_ambient_light_zone_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct adp8870_bl *data = dev_get_drvdata(dev);
+ unsigned long val;
+ uint8_t reg_val;
+ int ret;
+
+ ret = strict_strtoul(buf, 10, &val);
+ if (ret)
+ return ret;
+
+ if (val == 0) {
+ /* Enable automatic ambient light sensing */
+ adp8870_set_bits(data->client, ADP8870_MDCR, CMP_AUTOEN);
+ } else if ((val > 0) && (val < 6)) {
+ /* Disable automatic ambient light sensing */
+ adp8870_clr_bits(data->client, ADP8870_MDCR, CMP_AUTOEN);
+
+ /* Set user supplied ambient light zone */
+ mutex_lock(&data->lock);
+ adp8870_read(data->client, ADP8870_CFGR, &reg_val);
+ reg_val &= ~(CFGR_BLV_MASK << CFGR_BLV_SHIFT);
+ reg_val |= (val - 1) << CFGR_BLV_SHIFT;
+ adp8870_write(data->client, ADP8870_CFGR, reg_val);
+ mutex_unlock(&data->lock);
+ }
+
+ return count;
+}
+static DEVICE_ATTR(ambient_light_zone, 0664,
+ adp8870_bl_ambient_light_zone_show,
+ adp8870_bl_ambient_light_zone_store);
+#endif
+
+static struct attribute *adp8870_bl_attributes[] = {
+ &dev_attr_l5_dark_max.attr,
+ &dev_attr_l5_dark_dim.attr,
+ &dev_attr_l4_indoor_max.attr,
+ &dev_attr_l4_indoor_dim.attr,
+ &dev_attr_l3_office_max.attr,
+ &dev_attr_l3_office_dim.attr,
+ &dev_attr_l2_bright_max.attr,
+ &dev_attr_l2_bright_dim.attr,
+ &dev_attr_l1_daylight_max.attr,
+ &dev_attr_l1_daylight_dim.attr,
+#ifdef ADP8870_EXT_FEATURES
+ &dev_attr_ambient_light_level.attr,
+ &dev_attr_ambient_light_zone.attr,
+#endif
+ NULL
+};
+
+static const struct attribute_group adp8870_bl_attr_group = {
+ .attrs = adp8870_bl_attributes,
+};
+
+static int __devinit adp8870_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct backlight_properties props;
+ struct backlight_device *bl;
+ struct adp8870_bl *data;
+ struct adp8870_backlight_platform_data *pdata =
+ client->dev.platform_data;
+ uint8_t reg_val;
+ int ret;
+
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_BYTE_DATA)) {
+ dev_err(&client->dev, "SMBUS Byte Data not Supported\n");
+ return -EIO;
+ }
+
+ if (!pdata) {
+ dev_err(&client->dev, "no platform data?\n");
+ return -EINVAL;
+ }
+
+ ret = adp8870_read(client, ADP8870_MFDVID, &reg_val);
+ if (ret < 0)
+ return -EIO;
+
+ if (ADP8870_MANID(reg_val) != ADP8870_MANUFID) {
+ dev_err(&client->dev, "failed to probe\n");
+ return -ENODEV;
+ }
+
+ data = kzalloc(sizeof(*data), GFP_KERNEL);
+ if (data == NULL)
+ return -ENOMEM;
+
+ data->revid = ADP8870_DEVID(reg_val);
+ data->client = client;
+ data->pdata = pdata;
+ data->id = id->driver_data;
+ data->current_brightness = 0;
+ i2c_set_clientdata(client, data);
+
+ mutex_init(&data->lock);
+
+ memset(&props, 0, sizeof(props));
+ props.type = BACKLIGHT_RAW;
+ props.max_brightness = props.brightness = ADP8870_MAX_BRIGHTNESS;
+ bl = backlight_device_register(dev_driver_string(&client->dev),
+ &client->dev, data, &adp8870_bl_ops, &props);
+ if (IS_ERR(bl)) {
+ dev_err(&client->dev, "failed to register backlight\n");
+ ret = PTR_ERR(bl);
+ goto out2;
+ }
+
+ data->bl = bl;
+
+ if (pdata->en_ambl_sens)
+ ret = sysfs_create_group(&bl->dev.kobj,
+ &adp8870_bl_attr_group);
+
+ if (ret) {
+ dev_err(&client->dev, "failed to register sysfs\n");
+ goto out1;
+ }
+
+ ret = adp8870_bl_setup(bl);
+ if (ret) {
+ ret = -EIO;
+ goto out;
+ }
+
+ backlight_update_status(bl);
+
+ dev_info(&client->dev, "Rev.%d Backlight\n", data->revid);
+
+ if (pdata->num_leds)
+ adp8870_led_probe(client);
+
+ return 0;
+
+out:
+ if (data->pdata->en_ambl_sens)
+ sysfs_remove_group(&data->bl->dev.kobj,
+ &adp8870_bl_attr_group);
+out1:
+ backlight_device_unregister(bl);
+out2:
+ i2c_set_clientdata(client, NULL);
+ kfree(data);
+
+ return ret;
+}
+
+static int __devexit adp8870_remove(struct i2c_client *client)
+{
+ struct adp8870_bl *data = i2c_get_clientdata(client);
+
+ adp8870_clr_bits(client, ADP8870_MDCR, NSTBY);
+
+ if (data->led)
+ adp8870_led_remove(client);
+
+ if (data->pdata->en_ambl_sens)
+ sysfs_remove_group(&data->bl->dev.kobj,
+ &adp8870_bl_attr_group);
+
+ backlight_device_unregister(data->bl);
+ i2c_set_clientdata(client, NULL);
+ kfree(data);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int adp8870_i2c_suspend(struct i2c_client *client, pm_message_t message)
+{
+ adp8870_clr_bits(client, ADP8870_MDCR, NSTBY);
+
+ return 0;
+}
+
+static int adp8870_i2c_resume(struct i2c_client *client)
+{
+ adp8870_set_bits(client, ADP8870_MDCR, NSTBY);
+
+ return 0;
+}
+#else
+#define adp8870_i2c_suspend NULL
+#define adp8870_i2c_resume NULL
+#endif
+
+static const struct i2c_device_id adp8870_id[] = {
+ { "adp8870", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, adp8870_id);
+
+static struct i2c_driver adp8870_driver = {
+ .driver = {
+ .name = KBUILD_MODNAME,
+ },
+ .probe = adp8870_probe,
+ .remove = __devexit_p(adp8870_remove),
+ .suspend = adp8870_i2c_suspend,
+ .resume = adp8870_i2c_resume,
+ .id_table = adp8870_id,
+};
+
+static int __init adp8870_init(void)
+{
+ return i2c_add_driver(&adp8870_driver);
+}
+module_init(adp8870_init);
+
+static void __exit adp8870_exit(void)
+{
+ i2c_del_driver(&adp8870_driver);
+}
+module_exit(adp8870_exit);
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("ADP8870 Backlight driver");
+MODULE_ALIAS("platform:adp8870-backlight");
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index 69c49dfce9c..784139aed07 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -541,7 +541,7 @@ static int __init efifb_init(void)
*/
ret = platform_driver_probe(&efifb_driver, efifb_probe);
if (ret) {
- platform_device_unregister(&efifb_driver);
+ platform_device_unregister(&efifb_device);
return ret;
}
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index 0352afa49a3..4aecf213c9b 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -235,13 +235,12 @@ static int s3c_fb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info)
{
struct s3c_fb_win *win = info->par;
- struct s3c_fb_pd_win *windata = win->windata;
struct s3c_fb *sfb = win->parent;
dev_dbg(sfb->dev, "checking parameters\n");
- var->xres_virtual = max((unsigned int)windata->virtual_x, var->xres);
- var->yres_virtual = max((unsigned int)windata->virtual_y, var->yres);
+ var->xres_virtual = max(var->xres_virtual, var->xres);
+ var->yres_virtual = max(var->yres_virtual, var->yres);
if (!s3c_fb_validate_win_bpp(win, var->bits_per_pixel)) {
dev_dbg(sfb->dev, "win %d: unsupported bpp %d\n",
@@ -558,6 +557,13 @@ static int s3c_fb_set_par(struct fb_info *info)
vidosd_set_alpha(win, alpha);
vidosd_set_size(win, data);
+ /* Enable DMA channel for this window */
+ if (sfb->variant.has_shadowcon) {
+ data = readl(sfb->regs + SHADOWCON);
+ data |= SHADOWCON_CHx_ENABLE(win_no);
+ writel(data, sfb->regs + SHADOWCON);
+ }
+
data = WINCONx_ENWIN;
/* note, since we have to round up the bits-per-pixel, we end up
@@ -637,13 +643,6 @@ static int s3c_fb_set_par(struct fb_info *info)
writel(data, regs + sfb->variant.wincon + (win_no * 4));
writel(0x0, regs + sfb->variant.winmap + (win_no * 4));
- /* Enable DMA channel for this window */
- if (sfb->variant.has_shadowcon) {
- data = readl(sfb->regs + SHADOWCON);
- data |= SHADOWCON_CHx_ENABLE(win_no);
- writel(data, sfb->regs + SHADOWCON);
- }
-
shadow_protect_win(win, 0);
return 0;
@@ -1487,11 +1486,10 @@ static int __devexit s3c_fb_remove(struct platform_device *pdev)
release_mem_region(sfb->regs_res->start, resource_size(sfb->regs_res));
- kfree(sfb);
-
pm_runtime_put_sync(sfb->dev);
pm_runtime_disable(sfb->dev);
+ kfree(sfb);
return 0;
}
diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
index 6ae40b630dc..7d54e2c612f 100644
--- a/drivers/video/sh_mobile_hdmi.c
+++ b/drivers/video/sh_mobile_hdmi.c
@@ -1127,23 +1127,16 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work)
struct fb_info *info = hdmi->info;
unsigned long parent_rate = 0, hdmi_rate;
- /* A device has been plugged in */
- pm_runtime_get_sync(hdmi->dev);
-
ret = sh_hdmi_read_edid(hdmi, &hdmi_rate, &parent_rate);
- if (ret < 0) {
- pm_runtime_put(hdmi->dev);
+ if (ret < 0)
goto out;
- }
hdmi->hp_state = HDMI_HOTPLUG_EDID_DONE;
/* Reconfigure the clock */
ret = sh_hdmi_clk_configure(hdmi, hdmi_rate, parent_rate);
- if (ret < 0) {
- pm_runtime_put(hdmi->dev);
+ if (ret < 0)
goto out;
- }
msleep(10);
sh_hdmi_configure(hdmi);
@@ -1191,7 +1184,6 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work)
fb_set_suspend(hdmi->info, 1);
console_unlock();
- pm_runtime_put(hdmi->dev);
}
out:
@@ -1312,7 +1304,7 @@ static int __init sh_hdmi_probe(struct platform_device *pdev)
INIT_DELAYED_WORK(&hdmi->edid_work, sh_hdmi_edid_work_fn);
pm_runtime_enable(&pdev->dev);
- pm_runtime_resume(&pdev->dev);
+ pm_runtime_get_sync(&pdev->dev);
/* Product and revision IDs are 0 in sh-mobile version */
dev_info(&pdev->dev, "Detected HDMI controller 0x%x:0x%x\n",
@@ -1340,7 +1332,7 @@ static int __init sh_hdmi_probe(struct platform_device *pdev)
ecodec:
free_irq(irq, hdmi);
ereqirq:
- pm_runtime_suspend(&pdev->dev);
+ pm_runtime_put(&pdev->dev);
pm_runtime_disable(&pdev->dev);
iounmap(hdmi->base);
emap:
@@ -1377,7 +1369,7 @@ static int __exit sh_hdmi_remove(struct platform_device *pdev)
free_irq(irq, hdmi);
/* Wait for already scheduled work */
cancel_delayed_work_sync(&hdmi->edid_work);
- pm_runtime_suspend(&pdev->dev);
+ pm_runtime_put(&pdev->dev);
pm_runtime_disable(&pdev->dev);
clk_disable(hdmi->hdmi_clk);
clk_put(hdmi->hdmi_clk);
diff --git a/drivers/w1/masters/Kconfig b/drivers/w1/masters/Kconfig
index 00d615d7aa2..979d6eed9a0 100644
--- a/drivers/w1/masters/Kconfig
+++ b/drivers/w1/masters/Kconfig
@@ -42,7 +42,7 @@ config W1_MASTER_MXC
config W1_MASTER_DS1WM
tristate "Maxim DS1WM 1-wire busmaster"
- depends on W1
+ depends on W1 && GENERIC_HARDIRQS
help
Say Y here to enable the DS1WM 1-wire driver, such as that
in HP iPAQ devices like h5xxx, h2200, and ASIC3-based like
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 553da68bd51..30df85d8fca 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -395,9 +395,9 @@ static void unmask_evtchn(int port)
static void xen_irq_init(unsigned irq)
{
struct irq_info *info;
+#ifdef CONFIG_SMP
struct irq_desc *desc = irq_to_desc(irq);
-#ifdef CONFIG_SMP
/* By default all event channels notify CPU#0. */
cpumask_copy(desc->irq_data.affinity, cpumask_of(0));
#endif