Merge branch 'fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6 into fixes

40 files changed, 129 insertions, 149 deletions

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 799e1490cf24..872747c5a544 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1699,7 +1699,7 @@ int drm_mode_addfb(struct drm_device *dev,
 
         mutex_lock(&dev->mode_config.mutex);
 
-        /* TODO check buffer is sufficently large */
+        /* TODO check buffer is sufficiently large */
         /* TODO setup destructor callback */
 
         fb = dev->mode_config.funcs->fb_create(dev, file_priv, r);
@@ -1750,7 +1750,7 @@ int drm_mode_rmfb(struct drm_device *dev,
 
         mutex_lock(&dev->mode_config.mutex);
         obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB);
-        /* TODO check that we realy get a framebuffer back. */
+        /* TODO check that we really get a framebuffer back. */
         if (!obj) {
                 DRM_ERROR("mode invalid framebuffer id\n");
                 ret = -EINVAL;
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 9c595e3b9c20..adc9358c9bec 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1297,7 +1297,7 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid,
 /**
  * Search EDID for CEA extension block.
  */
-static u8 *drm_find_cea_extension(struct edid *edid)
+u8 *drm_find_cea_extension(struct edid *edid)
 {
         u8 *edid_ext = NULL;
         int i;
@@ -1318,6 +1318,7 @@ static u8 *drm_find_cea_extension(struct edid *edid)
 
         return edid_ext;
 }
+EXPORT_SYMBOL(drm_find_cea_extension);
 
 /**
  * drm_detect_hdmi_monitor - detect whether monitor is hdmi.
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index add1737dae0d..5d00b0fc0d91 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -551,7 +551,7 @@ EXPORT_SYMBOL(drm_mm_scan_add_block);
  * corrupted.
  *
  * When the scan list is empty, the selected memory nodes can be freed. An
- * immediatly following drm_mm_search_free with best_match = 0 will then return
+ * immediately following drm_mm_search_free with best_match = 0 will then return
  * the just freed block (because its at the top of the free_stack list).
  *
  * Returns one if this block should be evicted, zero otherwise. Will always
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5004724ea57e..1c1b27c97e5c 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -630,7 +630,7 @@ typedef struct drm_i915_private {
                  * Flag if the hardware appears to be wedged.
                  *
                  * This is set when attempts to idle the device timeout.
-                 * It prevents command submission from occuring and makes
+                 * It prevents command submission from occurring and makes
                  * every pending request fail
                  */
                 atomic_t wedged;
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 8342259f3160..d03fc05b39c0 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -269,21 +269,6 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
         return ret;
 }
 
-static bool intel_crt_ddc_probe(struct drm_i915_private *dev_priv, int ddc_bus)
-{
-        u8 buf;
-        struct i2c_msg msgs[] = {
-                {
-                        .addr = 0xA0,
-                        .flags = 0,
-                        .len = 1,
-                        .buf = &buf,
-                },
-        };
-        /* DDC monitor detect: Does it ACK a write to 0xA0? */
-        return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 1) == 1;
-}
-
 static bool intel_crt_detect_ddc(struct drm_connector *connector)
 {
         struct intel_crt *crt = intel_attached_crt(connector);
@@ -293,11 +278,6 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector)
         if (crt->base.type != INTEL_OUTPUT_ANALOG)
                 return false;
 
-        if (intel_crt_ddc_probe(dev_priv, dev_priv->crt_ddc_pin)) {
-                DRM_DEBUG_KMS("CRT detected via DDC:0xa0\n");
-                return true;
-        }
-
         if (intel_ddc_probe(&crt->base, dev_priv->crt_ddc_pin)) {
                 struct edid *edid;
                 bool is_digital = false;
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 0daefca5cbb8..cb8578b7e443 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -213,7 +213,7 @@ intel_dp_mode_valid(struct drm_connector *connector,
                         return MODE_PANEL;
         }
 
-        /* only refuse the mode on non eDP since we have seen some wierd eDP panels
+        /* only refuse the mode on non eDP since we have seen some weird eDP panels
            which are outside spec tolerances but somehow work by magic */
         if (!is_edp(intel_dp) &&
             (intel_dp_link_required(connector->dev, intel_dp, mode->clock)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 5daa991cb287..f5b0d8306d83 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -39,7 +39,7 @@
                         ret__ = -ETIMEDOUT;                             \
                         break;                                          \
                 }                                                       \
-                if (W && !in_dbg_master()) msleep(W);                   \
+                if (W && !(in_atomic() || in_dbg_master())) msleep(W);  \
         }                                                               \
         ret__;                                                          \
 })
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 82d04c5899d2..d3b903bce7c5 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -259,7 +259,7 @@ gmbus_xfer(struct i2c_adapter *adapter,
                                 if (wait_for(I915_READ(GMBUS2 + reg_offset) & (GMBUS_SATOER | GMBUS_HW_RDY), 50))
                                         goto timeout;
                                 if (I915_READ(GMBUS2 + reg_offset) & GMBUS_SATOER)
-                                        return 0;
+                                        goto clear_err;
 
                                 val = I915_READ(GMBUS3 + reg_offset);
                                 do {
@@ -287,7 +287,7 @@ gmbus_xfer(struct i2c_adapter *adapter,
                                 if (wait_for(I915_READ(GMBUS2 + reg_offset) & (GMBUS_SATOER | GMBUS_HW_RDY), 50))
                                         goto timeout;
                                 if (I915_READ(GMBUS2 + reg_offset) & GMBUS_SATOER)
-                                        return 0;
+                                        goto clear_err;
 
                                 val = loop = 0;
                                 do {
@@ -302,14 +302,31 @@ gmbus_xfer(struct i2c_adapter *adapter,
                 if (i + 1 < num && wait_for(I915_READ(GMBUS2 + reg_offset) & (GMBUS_SATOER | GMBUS_HW_WAIT_PHASE), 50))
                         goto timeout;
                 if (I915_READ(GMBUS2 + reg_offset) & GMBUS_SATOER)
-                        return 0;
+                        goto clear_err;
         }
 
-        return num;
+        goto done;
+
+clear_err:
+        /* Toggle the Software Clear Interrupt bit. This has the effect
+         * of resetting the GMBUS controller and so clearing the
+         * BUS_ERROR raised by the slave's NAK.
+         */
+        I915_WRITE(GMBUS1 + reg_offset, GMBUS_SW_CLR_INT);
+        I915_WRITE(GMBUS1 + reg_offset, 0);
+
+done:
+        /* Mark the GMBUS interface as disabled. We will re-enable it at the
+         * start of the next xfer, till then let it sleep.
+         */
+        I915_WRITE(GMBUS0 + reg_offset, 0);
+        return i;
 
 timeout:
         DRM_INFO("GMBUS timed out, falling back to bit banging on pin %d [%s]\n",
                  bus->reg0 & 0xff, bus->adapter.name);
+        I915_WRITE(GMBUS0 + reg_offset, 0);
+
         /* Hardware may not support GMBUS over these pins? Try GPIO bitbanging instead. */
         bus->force_bit = intel_gpio_create(dev_priv, bus->reg0 & 0xff);
         if (!bus->force_bit)
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 1a311ad01116..a562bd2648c7 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -473,19 +473,13 @@ static enum drm_connector_status
 intel_lvds_detect(struct drm_connector *connector, bool force)
 {
         struct drm_device *dev = connector->dev;
-        enum drm_connector_status status = connector_status_connected;
+        enum drm_connector_status status;
 
         status = intel_panel_detect(dev);
         if (status != connector_status_unknown)
                 return status;
 
-        /* ACPI lid methods were generally unreliable in this generation, so
-         * don't even bother.
-         */
-        if (IS_GEN2(dev) || IS_GEN3(dev))
-                return connector_status_connected;
-
-        return status;
+        return connector_status_connected;
 }
 
 /**
@@ -835,25 +829,6 @@ static bool lvds_is_present_in_vbt(struct drm_device *dev,
         return false;
 }
 
-static bool intel_lvds_ddc_probe(struct drm_device *dev, u8 pin)
-{
-        struct drm_i915_private *dev_priv = dev->dev_private;
-        u8 buf = 0;
-        struct i2c_msg msgs[] = {
-                {
-                        .addr = 0xA0,
-                        .flags = 0,
-                        .len = 1,
-                        .buf = &buf,
-                },
-        };
-        struct i2c_adapter *i2c = &dev_priv->gmbus[pin].adapter;
-        /* XXX this only appears to work when using GMBUS */
-        if (intel_gmbus_is_forced_bit(i2c))
-                return true;
-        return i2c_transfer(i2c, msgs, 1) == 1;
-}
-
 /**
  * intel_lvds_init - setup LVDS connectors on this device
  * @dev: drm device
@@ -894,11 +869,6 @@ bool intel_lvds_init(struct drm_device *dev)
                 }
         }
 
-        if (!intel_lvds_ddc_probe(dev, pin)) {
-                DRM_DEBUG_KMS("LVDS did not respond to DDC probe\n");
-                return false;
-        }
-
         intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL);
         if (!intel_lvds) {
                 return false;
diff --git a/drivers/gpu/drm/i915/intel_sdvo_regs.h b/drivers/gpu/drm/i915/intel_sdvo_regs.h
index a386b022e538..4f4e23bc2d16 100644
--- a/drivers/gpu/drm/i915/intel_sdvo_regs.h
+++ b/drivers/gpu/drm/i915/intel_sdvo_regs.h
@@ -230,7 +230,7 @@ struct intel_sdvo_set_target_input_args {
 } __attribute__((packed));
 
 /**
- * Takes a struct intel_sdvo_output_flags of which outputs are targetted by
+ * Takes a struct intel_sdvo_output_flags of which outputs are targeted by
  * future output commands.
  *
  * Affected commands inclue SET_OUTPUT_TIMINGS_PART[12],
diff --git a/drivers/gpu/drm/mga/mga_dma.c b/drivers/gpu/drm/mga/mga_dma.c
index 1e1eb1d7e971..5ccb65deb83c 100644
--- a/drivers/gpu/drm/mga/mga_dma.c
+++ b/drivers/gpu/drm/mga/mga_dma.c
@@ -426,7 +426,7 @@ int mga_driver_load(struct drm_device *dev, unsigned long flags)
  * Bootstrap the driver for AGP DMA.
  *
  * \todo
- * Investigate whether there is any benifit to storing the WARP microcode in
+ * Investigate whether there is any benefit to storing the WARP microcode in
  * AGP memory.  If not, the microcode may as well always be put in PCI
  * memory.
  *
diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c
index 3837090d66af..4cea35c57d15 100644
--- a/drivers/gpu/drm/nouveau/nouveau_channel.c
+++ b/drivers/gpu/drm/nouveau/nouveau_channel.c
@@ -200,7 +200,7 @@ nouveau_channel_alloc(struct drm_device *dev, struct nouveau_channel **chan_ret,
         /* disable the fifo caches */
         pfifo->reassign(dev, false);
 
-        /* Construct inital RAMFC for new channel */
+        /* Construct initial RAMFC for new channel */
         ret = pfifo->create_context(chan);
         if (ret) {
                 nouveau_channel_put(&chan);
@@ -278,7 +278,7 @@ nouveau_channel_put_unlocked(struct nouveau_channel **pchan)
                 return;
         }
 
-        /* noone wants the channel anymore */
+        /* no one wants the channel anymore */
         NV_DEBUG(dev, "freeing channel %d\n", chan->id);
         nouveau_debugfs_channel_fini(chan);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index fff180a99867..57e5302503db 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -216,7 +216,7 @@ struct nouveau_channel {
         /* mapping of the fifo itself */
         struct drm_local_map *map;
 
-        /* mapping of the regs controling the fifo */
+        /* mapping of the regs controlling the fifo */
         void __iomem *user;
         uint32_t user_get;
         uint32_t user_put;
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index e8b04f4aed7e..b52e46018245 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -97,7 +97,7 @@ nouveau_gem_new(struct drm_device *dev, struct nouveau_channel *chan,
                 return -ENOMEM;
         }
 
-        nvbo->bo.persistant_swap_storage = nvbo->gem->filp;
+        nvbo->bo.persistent_swap_storage = nvbo->gem->filp;
         nvbo->gem->driver_private = nvbo;
         return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 4fcbd091a117..5bb2859001e2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -963,7 +963,7 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
         if (ret)
                 goto err_mmio;
 
-        /* Map PRAMIN BAR, or on older cards, the aperture withing BAR0 */
+        /* Map PRAMIN BAR, or on older cards, the aperture within BAR0 */
         if (dev_priv->card_type >= NV_40) {
                 int ramin_bar = 2;
                 if (pci_resource_len(dev->pdev, ramin_bar) == 0)
diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c
index a260fbbe3d9b..748b9d9c2949 100644
--- a/drivers/gpu/drm/nouveau/nv04_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv04_crtc.c
@@ -164,7 +164,7 @@ nv_crtc_dpms(struct drm_crtc *crtc, int mode)
         NV_DEBUG_KMS(dev, "Setting dpms mode %d on CRTC %d\n", mode,
                                                         nv_crtc->index);
 
-        if (nv_crtc->last_dpms == mode) /* Don't do unnecesary mode changes. */
+        if (nv_crtc->last_dpms == mode) /* Don't do unnecessary mode changes. */
                 return;
 
         nv_crtc->last_dpms = mode;
@@ -677,7 +677,7 @@ static void nv_crtc_prepare(struct drm_crtc *crtc)
 
         NVBlankScreen(dev, nv_crtc->index, true);
 
-        /* Some more preperation. */
+        /* Some more preparation. */
         NVWriteCRTC(dev, nv_crtc->index, NV_PCRTC_CONFIG, NV_PCRTC_CONFIG_START_ADDRESS_NON_VGA);
         if (dev_priv->card_type == NV_40) {
                 uint32_t reg900 = NVReadRAMDAC(dev, nv_crtc->index, NV_PRAMDAC_900);
diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c
index 18d30c2c1aa6..fceb44c0ec74 100644
--- a/drivers/gpu/drm/nouveau/nv40_graph.c
+++ b/drivers/gpu/drm/nouveau/nv40_graph.c
@@ -181,7 +181,7 @@ nv40_graph_load_context(struct nouveau_channel *chan)
                   NV40_PGRAPH_CTXCTL_CUR_LOADED);
         /* 0x32E0 records the instance address of the active FIFO's PGRAPH
          * context.  If at any time this doesn't match 0x40032C, you will
-         * recieve PGRAPH_INTR_CONTEXT_SWITCH
+         * receive PGRAPH_INTR_CONTEXT_SWITCH
          */
         nv_wr32(dev, NV40_PFIFO_GRCTX_INSTANCE, inst);
         return 0;
diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h
index 04b269d14a59..7fd88497b930 100644
--- a/drivers/gpu/drm/radeon/atombios.h
+++ b/drivers/gpu/drm/radeon/atombios.h
@@ -738,13 +738,13 @@ typedef struct _ATOM_DIG_ENCODER_CONFIG_V3
 {
 #if ATOM_BIG_ENDIAN
     UCHAR ucReserved1:1;
-    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also refered as DIGA/B/C/D/E/F)
+    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also referred as DIGA/B/C/D/E/F)
     UCHAR ucReserved:3;
     UCHAR ucDPLinkRate:1;         // =0: 1.62Ghz, =1: 2.7Ghz
 #else
     UCHAR ucDPLinkRate:1;         // =0: 1.62Ghz, =1: 2.7Ghz
     UCHAR ucReserved:3;
-    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also refered as DIGA/B/C/D/E/F)
+    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also referred as DIGA/B/C/D/E/F)
     UCHAR ucReserved1:1;
 #endif
 }ATOM_DIG_ENCODER_CONFIG_V3;
@@ -785,13 +785,13 @@ typedef struct _ATOM_DIG_ENCODER_CONFIG_V4
 {
 #if ATOM_BIG_ENDIAN
     UCHAR ucReserved1:1;
-    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also refered as DIGA/B/C/D/E/F)
+    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also referred as DIGA/B/C/D/E/F)
     UCHAR ucReserved:2;
     UCHAR ucDPLinkRate:2;         // =0: 1.62Ghz, =1: 2.7Ghz, 2=5.4Ghz    <= Changed comparing to previous version
 #else
     UCHAR ucDPLinkRate:2;         // =0: 1.62Ghz, =1: 2.7Ghz, 2=5.4Ghz    <= Changed comparing to previous version
     UCHAR ucReserved:2;
-    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also refered as DIGA/B/C/D/E/F)
+    UCHAR ucDigSel:3;             // =0/1/2/3/4/5: DIG0/1/2/3/4/5 (In register spec also referred as DIGA/B/C/D/E/F)
     UCHAR ucReserved1:1;
 #endif
 }ATOM_DIG_ENCODER_CONFIG_V4;
@@ -2126,7 +2126,7 @@ typedef struct _ATOM_MULTIMEDIA_CONFIG_INFO
 // Structures used in FirmwareInfoTable
 /****************************************************************************/  
 
-// usBIOSCapability Defintion:
+// usBIOSCapability Definition:
 // Bit 0 = 0: Bios image is not Posted, =1:Bios image is Posted; 
 // Bit 1 = 0: Dual CRTC is not supported, =1: Dual CRTC is supported; 
 // Bit 2 = 0: Extended Desktop is not supported, =1: Extended Desktop is supported; 
@@ -3341,7 +3341,7 @@ typedef struct _ATOM_SPREAD_SPECTRUM_INFO
 /****************************************************************************/  
 // Structure used in AnalogTV_InfoTable (Top level)
 /****************************************************************************/  
-//ucTVBootUpDefaultStd definiton:
+//ucTVBootUpDefaultStd definition:
 
 //ATOM_TV_NTSC                1
 //ATOM_TV_NTSCJ               2
@@ -3816,7 +3816,7 @@ typedef  struct _ATOM_EXTERNAL_DISPLAY_CONNECTION_INFO
   UCHAR                    Reserved [6];                          // for potential expansion
 }ATOM_EXTERNAL_DISPLAY_CONNECTION_INFO;
 
-//Related definitions, all records are differnt but they have a commond header
+//Related definitions, all records are different but they have a commond header
 typedef struct _ATOM_COMMON_RECORD_HEADER
 {
   UCHAR               ucRecordType;                      //An emun to indicate the record type
@@ -4365,14 +4365,14 @@ ucUMAChannelNumber:      	        System memory channel numbers.
 ulCSR_M3_ARB_CNTL_DEFAULT[10]:    Arrays with values for CSR M3 arbiter for default
 ulCSR_M3_ARB_CNTL_UVD[10]:        Arrays with values for CSR M3 arbiter for UVD playback.
 ulCSR_M3_ARB_CNTL_FS3D[10]:       Arrays with values for CSR M3 arbiter for Full Screen 3D applications.
-sAvail_SCLK[5]:                   Arrays to provide availabe list of SLCK and corresponding voltage, order from low to high  
+sAvail_SCLK[5]:                   Arrays to provide available list of SLCK and corresponding voltage, order from low to high  
 ulGMCRestoreResetTime:            GMC power restore and GMC reset time to calculate data reconnection latency. Unit in ns. 
 ulMinimumNClk:                    Minimum NCLK speed among all NB-Pstates to calcualte data reconnection latency. Unit in 10kHz. 
 ulIdleNClk:                       NCLK speed while memory runs in self-refresh state. Unit in 10kHz.
 ulDDR_DLL_PowerUpTime:            DDR PHY DLL power up time. Unit in ns.
 ulDDR_PLL_PowerUpTime:            DDR PHY PLL power up time. Unit in ns.
-usPCIEClkSSPercentage:            PCIE Clock Spred Spectrum Percentage in unit 0.01%; 100 mean 1%.
-usPCIEClkSSType:                  PCIE Clock Spred Spectrum Type. 0 for Down spread(default); 1 for Center spread.
+usPCIEClkSSPercentage:            PCIE Clock Spread Spectrum Percentage in unit 0.01%; 100 mean 1%.
+usPCIEClkSSType:                  PCIE Clock Spread Spectrum Type. 0 for Down spread(default); 1 for Center spread.
 usLvdsSSPercentage:               LVDS panel ( not include eDP ) Spread Spectrum Percentage in unit of 0.01%, =0, use VBIOS default setting. 
 usLvdsSSpreadRateIn10Hz:          LVDS panel ( not include eDP ) Spread Spectrum frequency in unit of 10Hz, =0, use VBIOS default setting. 
 usHDMISSPercentage:               HDMI Spread Spectrum Percentage in unit 0.01%; 100 mean 1%,  =0, use VBIOS default setting. 
@@ -4555,7 +4555,7 @@ typedef struct _ATOM_ASIC_INTERNAL_SS_INFO_V3
 #define ATOM_S0_SYSTEM_POWER_STATE_VALUE_LITEAC 3
 #define ATOM_S0_SYSTEM_POWER_STATE_VALUE_LIT2AC 4
 
-//Byte aligned defintion for BIOS usage
+//Byte aligned definition for BIOS usage
 #define ATOM_S0_CRT1_MONOb0             0x01
 #define ATOM_S0_CRT1_COLORb0            0x02
 #define ATOM_S0_CRT1_MASKb0             (ATOM_S0_CRT1_MONOb0+ATOM_S0_CRT1_COLORb0)
@@ -4621,7 +4621,7 @@ typedef struct _ATOM_ASIC_INTERNAL_SS_INFO_V3
 #define ATOM_S2_DISPLAY_ROTATION_ANGLE_MASK   0xC0000000L
 
 
-//Byte aligned defintion for BIOS usage
+//Byte aligned definition for BIOS usage
 #define ATOM_S2_TV1_STANDARD_MASKb0     0x0F
 #define ATOM_S2_CURRENT_BL_LEVEL_MASKb1 0xFF
 #define ATOM_S2_DEVICE_DPMS_STATEb2     0x01
@@ -4671,7 +4671,7 @@ typedef struct _ATOM_ASIC_INTERNAL_SS_INFO_V3
 #define ATOM_S3_ALLOW_FAST_PWR_SWITCH   0x40000000L
 #define ATOM_S3_RQST_GPU_USE_MIN_PWR    0x80000000L
 
-//Byte aligned defintion for BIOS usage
+//Byte aligned definition for BIOS usage
 #define ATOM_S3_CRT1_ACTIVEb0           0x01
 #define ATOM_S3_LCD1_ACTIVEb0           0x02
 #define ATOM_S3_TV1_ACTIVEb0            0x04
@@ -4707,7 +4707,7 @@ typedef struct _ATOM_ASIC_INTERNAL_SS_INFO_V3
 #define ATOM_S4_LCD1_REFRESH_MASK       0x0000FF00L
 #define ATOM_S4_LCD1_REFRESH_SHIFT      8
 
-//Byte aligned defintion for BIOS usage
+//Byte aligned definition for BIOS usage
 #define ATOM_S4_LCD1_PANEL_ID_MASKb0      0x0FF
 #define ATOM_S4_LCD1_REFRESH_MASKb1               ATOM_S4_LCD1_PANEL_ID_MASKb0
 #define ATOM_S4_VRAM_INFO_MASKb2        ATOM_S4_LCD1_PANEL_ID_MASKb0
@@ -4786,7 +4786,7 @@ typedef struct _ATOM_ASIC_INTERNAL_SS_INFO_V3
 #define ATOM_S6_VRI_BRIGHTNESS_CHANGE       0x40000000L
 #define ATOM_S6_CONFIG_DISPLAY_CHANGE_MASK  0x80000000L
 
-//Byte aligned defintion for BIOS usage
+//Byte aligned definition for BIOS usage
 #define ATOM_S6_DEVICE_CHANGEb0         0x01
 #define ATOM_S6_SCALER_CHANGEb0         0x02
 #define ATOM_S6_LID_CHANGEb0            0x04
@@ -5027,7 +5027,7 @@ typedef struct _ENABLE_GRAPH_SURFACE_PS_ALLOCATION
 
 typedef struct _MEMORY_CLEAN_UP_PARAMETERS
 {
-  USHORT  usMemoryStart;                //in 8Kb boundry, offset from memory base address
+  USHORT  usMemoryStart;                //in 8Kb boundary, offset from memory base address
   USHORT  usMemorySize;                 //8Kb blocks aligned
 }MEMORY_CLEAN_UP_PARAMETERS;
 #define MEMORY_CLEAN_UP_PS_ALLOCATION MEMORY_CLEAN_UP_PARAMETERS
@@ -6855,7 +6855,7 @@ typedef struct _ATOM_PPLIB_Clock_Voltage_Limit_Table
 /**************************************************************************/
 
 
-// Following definitions are for compatiblity issue in different SW components. 
+// Following definitions are for compatibility issue in different SW components. 
 #define ATOM_MASTER_DATA_TABLE_REVISION   0x01
 #define Object_Info                                                                                             Object_Header                   
 #define AdjustARB_SEQ                                                                                   MC_InitParameter
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 10e41af6b026..b41ec59c7100 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1009,6 +1009,7 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
         uint64_t fb_location;
         uint32_t fb_format, fb_pitch_pixels, tiling_flags;
         u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE);
+        u32 tmp;
         int r;
 
         /* no fb bound */
@@ -1137,6 +1138,15 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
         WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
                (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
 
+        /* pageflip setup */
+        /* make sure flip is at vb rather than hb */
+        tmp = RREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
+        tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
+        WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
+
+        /* set pageflip to happen anywhere in vblank interval */
+        WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+
         if (!atomic && fb && fb != crtc->fb) {
                 radeon_fb = to_radeon_framebuffer(fb);
                 rbo = gem_to_radeon_bo(radeon_fb->obj);
@@ -1167,6 +1177,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
         uint64_t fb_location;
         uint32_t fb_format, fb_pitch_pixels, tiling_flags;
         u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE;
+        u32 tmp;
         int r;
 
         /* no fb bound */
@@ -1294,6 +1305,15 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
         WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
                (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
 
+        /* pageflip setup */
+        /* make sure flip is at vb rather than hb */
+        tmp = RREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
+        tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
+        WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
+
+        /* set pageflip to happen anywhere in vblank interval */
+        WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+
         if (!atomic && fb && fb != crtc->fb) {
                 radeon_fb = to_radeon_framebuffer(fb);
                 rbo = gem_to_radeon_bo(radeon_fb->obj);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 941080a77940..0b0cc74c08c0 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -43,17 +43,6 @@ static void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
 
 void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc)
 {
-        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
-        u32 tmp;
-
-        /* make sure flip is at vb rather than hb */
-        tmp = RREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
-        tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
-        WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
-
-        /* set pageflip to happen anywhere in vblank interval */
-        WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
-
         /* enable the pflip int */
         radeon_irq_kms_pflip_irq_get(rdev, crtc);
 }
diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index edde90b37554..23d36417158d 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -442,7 +442,7 @@ static inline int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u3
         }
         ib = p->ib->ptr;
         switch (reg) {
-        /* force following reg to 0 in an attemp to disable out buffer
+        /* force following reg to 0 in an attempt to disable out buffer
          * which will need us to better understand how it works to perform
          * security check on it (Jerome)
          */
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 8713731fa014..55a7f190027e 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -437,7 +437,7 @@ int r300_asic_reset(struct radeon_device *rdev)
         status = RREG32(R_000E40_RBBM_STATUS);
         dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
         /* resetting the CP seems to be problematic sometimes it end up
-         * hard locking the computer, but it's necessary for successfull
+         * hard locking the computer, but it's necessary for successful
          * reset more test & playing is needed on R3XX/R4XX to find a
          * reliable (if any solution)
          */
diff --git a/drivers/gpu/drm/radeon/r300_reg.h b/drivers/gpu/drm/radeon/r300_reg.h
index f0bce399c9f3..00c0d2ba22d3 100644
--- a/drivers/gpu/drm/radeon/r300_reg.h
+++ b/drivers/gpu/drm/radeon/r300_reg.h
@@ -608,7 +608,7 @@
  * My guess is that there are two bits for each zbias primitive
  * (FILL, LINE, POINT).
  *  One to enable depth test and one for depth write.
- * Yet this doesnt explain why depth writes work ...
+ * Yet this doesn't explain why depth writes work ...
  */
 #define R300_RE_OCCLUSION_CNTL              0x42B4
 #       define R300_OCCLUSION_ON                (1<<1)
@@ -817,7 +817,7 @@
 #       define R300_TX_MIN_FILTER_LINEAR_MIP_NEAREST        (6  <<  11)
 #       define R300_TX_MIN_FILTER_LINEAR_MIP_LINEAR         (10 <<  11)
 
-/* NOTE: NEAREST doesnt seem to exist.
+/* NOTE: NEAREST doesn't seem to exist.
  * Im not seting MAG_FILTER_MASK and (3 << 11) on for all
  * anisotropy modes because that would void selected mag filter
  */
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 3324620b2db6..fd18be9871ab 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -921,7 +921,7 @@ static inline int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx
                 return 0;
         ib = p->ib->ptr;
         switch (reg) {
-        /* force following reg to 0 in an attemp to disable out buffer
+        /* force following reg to 0 in an attempt to disable out buffer
          * which will need us to better understand how it works to perform
          * security check on it (Jerome)
          */
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index 50db6d62eec2..f5ac7e788d81 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -334,7 +334,7 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod
         r600_hdmi_videoinfoframe(encoder, RGB, 0, 0, 0, 0,
                 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
 
-        /* it's unknown what these bits do excatly, but it's indeed quite usefull for debugging */
+        /* it's unknown what these bits do excatly, but it's indeed quite useful for debugging */
         WREG32(offset+R600_HDMI_AUDIO_DEBUG_0, 0x00FFFFFF);
         WREG32(offset+R600_HDMI_AUDIO_DEBUG_1, 0x007FFFFF);
         WREG32(offset+R600_HDMI_AUDIO_DEBUG_2, 0x00000001);
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index cfe3af1a7935..93f536594c73 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -679,11 +679,11 @@ struct radeon_wb {
  * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP)
  * @ht_bandwidth:       ht bandwidth the gpu has (MByte/s) (IGP)
  * @core_bandwidth:     core GPU bandwidth the gpu has (MByte/s) (IGP)
- * @sclk:               GPU clock Mhz (core bandwith depends of this clock)
+ * @sclk:               GPU clock Mhz (core bandwidth depends of this clock)
  * @needed_bandwidth:   current bandwidth needs
  *
  * It keeps track of various data needed to take powermanagement decision.
- * Bandwith need is used to determine minimun clock of the GPU and memory.
+ * Bandwidth need is used to determine minimun clock of the GPU and memory.
  * Equation between gpu/memory clock and available bandwidth is hw dependent
  * (type of memory, bus size, efficiency, ...)
  */
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 02d5c415f499..99768d9d91da 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -675,7 +675,8 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
                                                         ATOM_ENCODER_CAP_RECORD *cap_record;
                                                         u16 caps = 0;
 
-                                                        while (record->ucRecordType > 0 &&
+                                                        while (record->ucRecordSize > 0 &&
+                                                               record->ucRecordType > 0 &&
                                                                record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
                                                                 switch (record->ucRecordType) {
                                                                 case ATOM_ENCODER_CAP_RECORD_TYPE:
@@ -720,7 +721,8 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
                                                                         break;
                                                         }
 
-                                                        while (record->ucRecordType > 0 &&
+                                                        while (record->ucRecordSize > 0 &&
+                                                               record->ucRecordType > 0 &&
                                                                record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
                                                                 switch (record->ucRecordType) {
                                                                 case ATOM_I2C_RECORD_TYPE:
@@ -782,10 +784,9 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
                                                 ATOM_HPD_INT_RECORD *hpd_record;
                                                 ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 
-                                                while (record->ucRecordType > 0
-                                                       && record->
-                                                       ucRecordType <=
-                                                       ATOM_MAX_OBJECT_RECORD_NUMBER) {
+                                                while (record->ucRecordSize > 0 &&
+                                                       record->ucRecordType > 0 &&
+                                                       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
                                                         switch (record->ucRecordType) {
                                                         case ATOM_I2C_RECORD_TYPE:
                                                                 i2c_record =
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index cf602e2d0718..8caf546c8e92 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -2079,6 +2079,19 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
                                             DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
                                             CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
                                             &hpd);
+                /* TV - TV DAC */
+                ddc_i2c.valid = false;
+                hpd.hpd = RADEON_HPD_NONE;
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                ATOM_DEVICE_TV1_SUPPORT,
+                                                                2),
+                                          ATOM_DEVICE_TV1_SUPPORT);
+                radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
+                                            DRM_MODE_CONNECTOR_SVIDEO,
+                                            &ddc_i2c,
+                                            CONNECTOR_OBJECT_ID_SVIDEO,
+                                            &hpd);
                 break;
         default:
                 DRM_INFO("Connector table: %d (invalid)\n",
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 3d599e33b9cc..75867792a4e2 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -244,7 +244,7 @@ void radeon_write_agp_base(drm_radeon_private_t *dev_priv, u64 agp_base)
         u32 agp_base_lo = agp_base & 0xffffffff;
         u32 r6xx_agp_base = (agp_base >> 22) & 0x3ffff;
 
-        /* R6xx/R7xx must be aligned to a 4MB boundry */
+        /* R6xx/R7xx must be aligned to a 4MB boundary */
         if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
                 RADEON_WRITE(R700_MC_VM_AGP_BASE, r6xx_agp_base);
         else if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index 017ac54920fb..bdf2fa1189ae 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -226,7 +226,7 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
                 y += crtc->y;
                 DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
 
-                /* avivo cursor image can't end on 128 pixel boundry or
+                /* avivo cursor image can't end on 128 pixel boundary or
                  * go past the end of the frame if both crtcs are enabled
                  */
                 list_for_each_entry(crtc_p, &crtc->dev->mode_config.crtc_list, head) {
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index f0209be7a34b..890217e678d3 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -262,7 +262,7 @@ int radeon_wb_init(struct radeon_device *rdev)
  * Note: GTT start, end, size should be initialized before calling this
  * function on AGP platform.
  *
- * Note: We don't explictly enforce VRAM start to be aligned on VRAM size,
+ * Note: We don't explicitly enforce VRAM start to be aligned on VRAM size,
  * this shouldn't be a problem as we are using the PCI aperture as a reference.
  * Otherwise this would be needed for rv280, all r3xx, and all r4xx, but
  * not IGP.
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 4be58793dc17..bdbab5c43bdc 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1492,7 +1492,7 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
  *
  * \return Flags, or'ed together as follows:
  *
- * DRM_SCANOUTPOS_VALID = Query successfull.
+ * DRM_SCANOUTPOS_VALID = Query successful.
  * DRM_SCANOUTPOS_INVBL = Inside vblank.
  * DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of
  * this flag means that returned position may be offset by a constant but
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 5cba46b9779a..a1b59ca96d01 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -271,7 +271,7 @@ typedef struct drm_radeon_private {
 
         int have_z_offset;
 
-        /* starting from here on, data is preserved accross an open */
+        /* starting from here on, data is preserved across an open */
         uint32_t flags;         /* see radeon_chip_flags */
         resource_size_t fb_aper_offset;
 
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h
index 7f8e778dba46..ede6c13628f2 100644
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -87,7 +87,7 @@ static inline void radeon_bo_unreserve(struct radeon_bo *bo)
  * Returns current GPU offset of the object.
  *
  * Note: object should either be pinned or reserved when calling this
- * function, it might be usefull to add check for this for debugging.
+ * function, it might be useful to add check for this for debugging.
  */
 static inline u64 radeon_bo_gpu_offset(struct radeon_bo *bo)
 {
diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index 4ae5a3d1074e..92e7ea73b7c5 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -980,7 +980,7 @@ static void radeon_cp_dispatch_clear(struct drm_device * dev,
         }
 
         /* hyper z clear */
-        /* no docs available, based on reverse engeneering by Stephane Marchesin */
+        /* no docs available, based on reverse engineering by Stephane Marchesin */
         if ((flags & (RADEON_DEPTH | RADEON_STENCIL))
             && (flags & RADEON_CLEAR_FASTZ)) {
 
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 19763f5df5e1..876cebc4b8ba 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -48,17 +48,6 @@ int rs600_mc_wait_for_idle(struct radeon_device *rdev);
 
 void rs600_pre_page_flip(struct radeon_device *rdev, int crtc)
 {
-        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
-        u32 tmp;
-
-        /* make sure flip is at vb rather than hb */
-        tmp = RREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
-        tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
-        WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
-
-        /* set pageflip to happen anywhere in vblank interval */
-        WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
-
         /* enable the pflip int */
         radeon_irq_kms_pflip_irq_get(rdev, crtc);
 }
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 0b6a55ac2f87..2e618b5ac465 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1168,7 +1168,7 @@ int ttm_bo_init(struct ttm_bo_device *bdev,
                 uint32_t page_alignment,
                 unsigned long buffer_start,
                 bool interruptible,
-                struct file *persistant_swap_storage,
+                struct file *persistent_swap_storage,
                 size_t acc_size,
                 void (*destroy) (struct ttm_buffer_object *))
 {
@@ -1211,7 +1211,7 @@ int ttm_bo_init(struct ttm_bo_device *bdev,
         bo->priv_flags = 0;
         bo->mem.placement = (TTM_PL_FLAG_SYSTEM | TTM_PL_FLAG_CACHED);
         bo->seq_valid = false;
-        bo->persistant_swap_storage = persistant_swap_storage;
+        bo->persistent_swap_storage = persistent_swap_storage;
         bo->acc_size = acc_size;
         atomic_inc(&bo->glob->bo_count);
 
@@ -1260,7 +1260,7 @@ int ttm_bo_create(struct ttm_bo_device *bdev,
                         uint32_t page_alignment,
                         unsigned long buffer_start,
                         bool interruptible,
-                        struct file *persistant_swap_storage,
+                        struct file *persistent_swap_storage,
                         struct ttm_buffer_object **p_bo)
 {
         struct ttm_buffer_object *bo;
@@ -1282,7 +1282,7 @@ int ttm_bo_create(struct ttm_bo_device *bdev,
 
         ret = ttm_bo_init(bdev, bo, size, type, placement, page_alignment,
                                 buffer_start, interruptible,
-                                persistant_swap_storage, acc_size, NULL);
+                                persistent_swap_storage, acc_size, NULL);
         if (likely(ret == 0))
                 *p_bo = bo;
 
@@ -1863,7 +1863,7 @@ static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
         if (bo->bdev->driver->swap_notify)
                 bo->bdev->driver->swap_notify(bo);
 
-        ret = ttm_tt_swapout(bo->ttm, bo->persistant_swap_storage);
+        ret = ttm_tt_swapout(bo->ttm, bo->persistent_swap_storage);
 out:
 
         /**
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 86d5b1745a45..90e23e0bfadb 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -332,7 +332,7 @@ void ttm_tt_destroy(struct ttm_tt *ttm)
                 ttm_tt_free_page_directory(ttm);
         }
 
-        if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTANT_SWAP) &&
+        if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTENT_SWAP) &&
             ttm->swap_storage)
                 fput(ttm->swap_storage);
 
@@ -503,7 +503,7 @@ static int ttm_tt_swapin(struct ttm_tt *ttm)
                 page_cache_release(from_page);
         }
 
-        if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTANT_SWAP))
+        if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTENT_SWAP))
                 fput(swap_storage);
         ttm->swap_storage = NULL;
         ttm->page_flags &= ~TTM_PAGE_FLAG_SWAPPED;
@@ -514,7 +514,7 @@ out_err:
         return ret;
 }
 
-int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
+int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
 {
         struct address_space *swap_space;
         struct file *swap_storage;
@@ -540,7 +540,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
                 return 0;
         }
 
-        if (!persistant_swap_storage) {
+        if (!persistent_swap_storage) {
                 swap_storage = shmem_file_setup("ttm swap",
                                                 ttm->num_pages << PAGE_SHIFT,
                                                 0);
@@ -549,7 +549,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
                         return PTR_ERR(swap_storage);
                 }
         } else
-                swap_storage = persistant_swap_storage;
+                swap_storage = persistent_swap_storage;
 
         swap_space = swap_storage->f_path.dentry->d_inode->i_mapping;
 
@@ -577,12 +577,12 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
         ttm_tt_free_alloced_pages(ttm);
         ttm->swap_storage = swap_storage;
         ttm->page_flags |= TTM_PAGE_FLAG_SWAPPED;
-        if (persistant_swap_storage)
-                ttm->page_flags |= TTM_PAGE_FLAG_PERSISTANT_SWAP;
+        if (persistent_swap_storage)
+                ttm->page_flags |= TTM_PAGE_FLAG_PERSISTENT_SWAP;
 
         return 0;
 out_err:
-        if (!persistant_swap_storage)
+        if (!persistent_swap_storage)
                 fput(swap_storage);
 
         return ret;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index cceeb42789b6..dfe32e62bd90 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -245,7 +245,7 @@ void vmw_kms_cursor_snoop(struct vmw_surface *srf,
                 /* TODO handle none page aligned offsets */
                 /* TODO handle partial uploads and pitch != 256 */
                 /* TODO handle more then one copy (size != 64) */
-                DRM_ERROR("lazy programer, cant handle wierd stuff\n");
+                DRM_ERROR("lazy programmer, can't handle weird stuff\n");
                 return;
         }
 
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index ace2b1623b21..be8d4cb5861c 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -151,7 +151,7 @@ static inline void vga_irq_set_state(struct vga_device *vgadev, bool state)
 static void vga_check_first_use(void)
 {
         /* we should inform all GPUs in the system that
-         * VGA arb has occured and to try and disable resources
+         * VGA arb has occurred and to try and disable resources
          * if they can */
         if (!vga_arbiter_used) {
                 vga_arbiter_used = true;
@@ -774,7 +774,7 @@ static ssize_t vga_arb_read(struct file *file, char __user * buf,
          */
         spin_lock_irqsave(&vga_lock, flags);
 
-        /* If we are targetting the default, use it */
+        /* If we are targeting the default, use it */
         pdev = priv->target;
         if (pdev == NULL || pdev == PCI_INVALID_CARD) {
                 spin_unlock_irqrestore(&vga_lock, flags);