13 files changed, 152 insertions, 17 deletions

diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 411d5bf50fc4..a25f5f61e0e0 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -449,7 +449,7 @@ mv_xor_slot_cleanup(struct mv_xor_chan *mv_chan)
 static void mv_xor_tasklet(unsigned long data)
 {
         struct mv_xor_chan *chan = (struct mv_xor_chan *) data;
-        __mv_xor_slot_cleanup(chan);
+        mv_xor_slot_cleanup(chan);
 }
 
 static struct mv_xor_desc_slot *
diff --git a/drivers/gpu/drm/i915/dvo_ch7017.c b/drivers/gpu/drm/i915/dvo_ch7017.c
index af70337567ce..d3e8c540f778 100644
--- a/drivers/gpu/drm/i915/dvo_ch7017.c
+++ b/drivers/gpu/drm/i915/dvo_ch7017.c
@@ -242,7 +242,7 @@ fail:
 
 static enum drm_connector_status ch7017_detect(struct intel_dvo_device *dvo)
 {
-        return connector_status_unknown;
+        return connector_status_connected;
 }
 
 static enum drm_mode_status ch7017_mode_valid(struct intel_dvo_device *dvo,
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index e6800819bca8..cb900dc83d95 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -34,6 +34,7 @@
 #include "i915_drm.h"
 #include "i915_drv.h"
 #include "i915_trace.h"
+#include "../../../platform/x86/intel_ips.h"
 #include <linux/pci.h>
 #include <linux/vgaarb.h>
 #include <linux/acpi.h>
@@ -1871,6 +1872,26 @@ out_unlock:
 EXPORT_SYMBOL_GPL(i915_gpu_turbo_disable);
 
 /**
+ * Tells the intel_ips driver that the i915 driver is now loaded, if
+ * IPS got loaded first.
+ *
+ * This awkward dance is so that neither module has to depend on the
+ * other in order for IPS to do the appropriate communication of
+ * GPU turbo limits to i915.
+ */
+static void
+ips_ping_for_i915_load(void)
+{
+        void (*link)(void);
+
+        link = symbol_get(ips_link_to_i915_driver);
+        if (link) {
+                link();
+                symbol_put(ips_link_to_i915_driver);
+        }
+}
+
+/**
  * i915_driver_load - setup chip and create an initial config
  * @dev: DRM device
  * @flags: startup flags
@@ -2075,6 +2096,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
         dev_priv->mchdev_lock = &mchdev_lock;
         spin_unlock(&mchdev_lock);
 
+        ips_ping_for_i915_load();
+
         return 0;
 
 out_workqueue_free:
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 878fc766a12c..cb8f43429279 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2471,6 +2471,9 @@
 # define MARIUNIT_CLOCK_GATE_DISABLE            (1 << 18)
 # define SVSMUNIT_CLOCK_GATE_DISABLE            (1 << 1)
 
+#define PCH_3DCGDIS1            0x46024
+# define VFMUNIT_CLOCK_GATE_DISABLE             (1 << 11)
+
 #define FDI_PLL_FREQ_CTL        0x46030
 #define  FDI_PLL_FREQ_CHANGE_REQUEST    (1<<24)
 #define  FDI_PLL_FREQ_LOCK_LIMIT_MASK   0xfff00
@@ -2588,6 +2591,13 @@
 #define ILK_DISPLAY_CHICKEN2    0x42004
 #define  ILK_DPARB_GATE (1<<22)
 #define  ILK_VSDPFD_FULL        (1<<21)
+#define ILK_DISPLAY_CHICKEN_FUSES       0x42014
+#define  ILK_INTERNAL_GRAPHICS_DISABLE  (1<<31)
+#define  ILK_INTERNAL_DISPLAY_DISABLE   (1<<30)
+#define  ILK_DISPLAY_DEBUG_DISABLE      (1<<29)
+#define  ILK_HDCP_DISABLE               (1<<25)
+#define  ILK_eDP_A_DISABLE              (1<<24)
+#define  ILK_DESKTOP                    (1<<23)
 #define ILK_DSPCLK_GATE         0x42020
 #define  ILK_DPARB_CLK_GATE     (1<<5)
 /* According to spec this bit 7/8/9 of 0x42020 should be set to enable FBC */
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 2b2078695d2a..b0b1200ed650 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -270,7 +270,7 @@ parse_general_features(struct drm_i915_private *dev_priv,
                                         general->ssc_freq ? 66 : 48;
                         else if (IS_GEN5(dev) || IS_GEN6(dev))
                                 dev_priv->lvds_ssc_freq =
-                                        general->ssc_freq ? 120 : 100;
+                                        general->ssc_freq ? 100 : 120;
                         else
                                 dev_priv->lvds_ssc_freq =
                                         general->ssc_freq ? 100 : 96;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index d9b7092439ef..fca523288aca 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5379,6 +5379,23 @@ static int intel_encoder_clones(struct drm_device *dev, int type_mask)
         return index_mask;
 }
 
+static bool has_edp_a(struct drm_device *dev)
+{
+        struct drm_i915_private *dev_priv = dev->dev_private;
+
+        if (!IS_MOBILE(dev))
+                return false;
+
+        if ((I915_READ(DP_A) & DP_DETECTED) == 0)
+                return false;
+
+        if (IS_GEN5(dev) &&
+            (I915_READ(ILK_DISPLAY_CHICKEN_FUSES) & ILK_eDP_A_DISABLE))
+                return false;
+
+        return true;
+}
+
 static void intel_setup_outputs(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -5396,7 +5413,7 @@ static void intel_setup_outputs(struct drm_device *dev)
         if (HAS_PCH_SPLIT(dev)) {
                 dpd_is_edp = intel_dpd_is_edp(dev);
 
-                if (IS_MOBILE(dev) && (I915_READ(DP_A) & DP_DETECTED))
+                if (has_edp_a(dev))
                         intel_dp_init(dev, DP_A);
 
                 if (dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
@@ -5825,6 +5842,8 @@ void intel_init_clock_gating(struct drm_device *dev)
                         I915_WRITE(PCH_3DCGDIS0,
                                    MARIUNIT_CLOCK_GATE_DISABLE |
                                    SVSMUNIT_CLOCK_GATE_DISABLE);
+                        I915_WRITE(PCH_3DCGDIS1,
+                                   VFMUNIT_CLOCK_GATE_DISABLE);
                 }
 
                 I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 27e63abf2a73..6bc42fa2a6ec 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2040,13 +2040,14 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device)
                                            SDVO_COLORIMETRY_RGB256);
                 connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
 
-                intel_sdvo_add_hdmi_properties(intel_sdvo_connector);
                 intel_sdvo->is_hdmi = true;
         }
         intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
                                        (1 << INTEL_ANALOG_CLONE_BIT));
 
         intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo);
+        if (intel_sdvo->is_hdmi)
+                intel_sdvo_add_hdmi_properties(intel_sdvo_connector);
 
         return true;
 }
diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c
index 05248f2d7581..92b42db43bcf 100644
--- a/drivers/hwmon/s3c-hwmon.c
+++ b/drivers/hwmon/s3c-hwmon.c
@@ -234,7 +234,6 @@ static int s3c_hwmon_create_attr(struct device *dev,
         attr->index = channel;
         attr->dev_attr.attr.name  = attrs->in_name;
         attr->dev_attr.attr.mode  = S_IRUGO;
-        attr->dev_attr.attr.owner = THIS_MODULE;
         attr->dev_attr.show = s3c_hwmon_ch_show;
 
         ret =  device_create_file(dev, &attr->dev_attr);
@@ -252,7 +251,6 @@ static int s3c_hwmon_create_attr(struct device *dev,
                 attr->index = channel;
                 attr->dev_attr.attr.name  = attrs->label_name;
                 attr->dev_attr.attr.mode  = S_IRUGO;
-                attr->dev_attr.attr.owner = THIS_MODULE;
                 attr->dev_attr.show = s3c_hwmon_label_show;
 
                 ret = device_create_file(dev, &attr->dev_attr);
diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
index c44a5e8b8b82..f0b3ad13c273 100644
--- a/drivers/platform/x86/intel_ips.c
+++ b/drivers/platform/x86/intel_ips.c
@@ -75,6 +75,7 @@
 #include <drm/i915_drm.h>
 #include <asm/msr.h>
 #include <asm/processor.h>
+#include "intel_ips.h"
 
 #define PCI_DEVICE_ID_INTEL_THERMAL_SENSOR 0x3b32
 
@@ -245,6 +246,7 @@
 #define thm_writel(off, val) writel((val), ips->regmap + (off))
 
 static const int IPS_ADJUST_PERIOD = 5000; /* ms */
+static bool late_i915_load = false;
 
 /* For initial average collection */
 static const int IPS_SAMPLE_PERIOD = 200; /* ms */
@@ -339,6 +341,9 @@ struct ips_driver {
         u64 orig_turbo_ratios;
 };
 
+static bool
+ips_gpu_turbo_enabled(struct ips_driver *ips);
+
 /**
  * ips_cpu_busy - is CPU busy?
  * @ips: IPS driver struct
@@ -517,7 +522,7 @@ static void ips_disable_cpu_turbo(struct ips_driver *ips)
  */
 static bool ips_gpu_busy(struct ips_driver *ips)
 {
-        if (!ips->gpu_turbo_enabled)
+        if (!ips_gpu_turbo_enabled(ips))
                 return false;
 
         return ips->gpu_busy();
@@ -532,7 +537,7 @@ static bool ips_gpu_busy(struct ips_driver *ips)
  */
 static void ips_gpu_raise(struct ips_driver *ips)
 {
-        if (!ips->gpu_turbo_enabled)
+        if (!ips_gpu_turbo_enabled(ips))
                 return;
 
         if (!ips->gpu_raise())
@@ -549,7 +554,7 @@ static void ips_gpu_raise(struct ips_driver *ips)
  */
 static void ips_gpu_lower(struct ips_driver *ips)
 {
-        if (!ips->gpu_turbo_enabled)
+        if (!ips_gpu_turbo_enabled(ips))
                 return;
 
         if (!ips->gpu_lower())
@@ -1454,6 +1459,31 @@ out_err:
         return false;
 }
 
+static bool
+ips_gpu_turbo_enabled(struct ips_driver *ips)
+{
+        if (!ips->gpu_busy && late_i915_load) {
+                if (ips_get_i915_syms(ips)) {
+                        dev_info(&ips->dev->dev,
+                                 "i915 driver attached, reenabling gpu turbo\n");
+                        ips->gpu_turbo_enabled = !(thm_readl(THM_HTS) & HTS_GTD_DIS);
+                }
+        }
+
+        return ips->gpu_turbo_enabled;
+}
+
+void
+ips_link_to_i915_driver()
+{
+        /* We can't cleanly get at the various ips_driver structs from
+         * this caller (the i915 driver), so just set a flag saying
+         * that it's time to try getting the symbols again.
+         */
+        late_i915_load = true;
+}
+EXPORT_SYMBOL_GPL(ips_link_to_i915_driver);
+
 static DEFINE_PCI_DEVICE_TABLE(ips_id_table) = {
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL,
                      PCI_DEVICE_ID_INTEL_THERMAL_SENSOR), },
diff --git a/drivers/platform/x86/intel_ips.h b/drivers/platform/x86/intel_ips.h
new file mode 100644
index 000000000000..73299beff5b3
--- /dev/null
+++ b/drivers/platform/x86/intel_ips.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2010 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ */
+
+void ips_link_to_i915_driver(void);
diff --git a/drivers/spi/coldfire_qspi.c b/drivers/spi/coldfire_qspi.c
index 052b3c7fa6a0..8856bcca9d29 100644
--- a/drivers/spi/coldfire_qspi.c
+++ b/drivers/spi/coldfire_qspi.c
@@ -317,7 +317,7 @@ static void mcfqspi_work(struct work_struct *work)
                 msg = container_of(mcfqspi->msgq.next, struct spi_message,
                                    queue);
 
-                list_del_init(&mcfqspi->msgq);
+                list_del_init(&msg->queue);
                 spin_unlock_irqrestore(&mcfqspi->lock, flags);
 
                 spi = msg->spi;
diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index 2a651e61bfbf..951a160fc27f 100644
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -1305,10 +1305,49 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev)
 /* work with hotplug and coldplug */
 MODULE_ALIAS("platform:omap2_mcspi");
 
+#ifdef  CONFIG_SUSPEND
+/*
+ * When SPI wake up from off-mode, CS is in activate state. If it was in
+ * unactive state when driver was suspend, then force it to unactive state at
+ * wake up.
+ */
+static int omap2_mcspi_resume(struct device *dev)
+{
+        struct spi_master       *master = dev_get_drvdata(dev);
+        struct omap2_mcspi      *mcspi = spi_master_get_devdata(master);
+        struct omap2_mcspi_cs *cs;
+
+        omap2_mcspi_enable_clocks(mcspi);
+        list_for_each_entry(cs, &omap2_mcspi_ctx[master->bus_num - 1].cs,
+                            node) {
+                if ((cs->chconf0 & OMAP2_MCSPI_CHCONF_FORCE) == 0) {
+
+                        /*
+                         * We need to toggle CS state for OMAP take this
+                         * change in account.
+                         */
+                        MOD_REG_BIT(cs->chconf0, OMAP2_MCSPI_CHCONF_FORCE, 1);
+                        __raw_writel(cs->chconf0, cs->base + OMAP2_MCSPI_CHCONF0);
+                        MOD_REG_BIT(cs->chconf0, OMAP2_MCSPI_CHCONF_FORCE, 0);
+                        __raw_writel(cs->chconf0, cs->base + OMAP2_MCSPI_CHCONF0);
+                }
+        }
+        omap2_mcspi_disable_clocks(mcspi);
+        return 0;
+}
+#else
+#define omap2_mcspi_resume      NULL
+#endif
+
+static const struct dev_pm_ops omap2_mcspi_pm_ops = {
+        .resume = omap2_mcspi_resume,
+};
+
 static struct platform_driver omap2_mcspi_driver = {
         .driver = {
                 .name =         "omap2_mcspi",
                 .owner =        THIS_MODULE,
+                .pm =           &omap2_mcspi_pm_ops
         },
         .remove =       __exit_p(omap2_mcspi_remove),
 };
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 8c3c057aa847..d0e9e0207539 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -435,12 +435,6 @@ static int zram_make_request(struct request_queue *queue, struct bio *bio)
         int ret = 0;
         struct zram *zram = queue->queuedata;
 
-        if (unlikely(!zram->init_done)) {
-                set_bit(BIO_UPTODATE, &bio->bi_flags);
-                bio_endio(bio, 0);
-                return 0;
-        }
-
         if (!valid_io_request(zram, bio)) {
                 zram_stat64_inc(zram, &zram->stats.invalid_io);
                 bio_io_error(bio);