Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6

* 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
  vmwgfx: Fix fb VRAM pinning failure due to fragmentation
  vmwgfx: Remove initialisation of dev::devname
  vmwgfx: Enable use of the vblank system
  vmwgfx: vt-switch (master drop) fixes
  drm/vmwgfx: Fix breakage introduced by commit "drm: block userspace under allocating buffer and having drivers overwrite it (v2)"
  drm: Hold the mutex when dropping the last GEM reference (v2)
  drm/gem: handlecount isn't really a kref so don't make it one.
  drm: i810/i830: fix locked ioctl variant
  drm/radeon/kms: add quirk for MSI K9A2GM motherboard
  drm/radeon/kms: fix potential segfault in r600_ioctl_wait_idle
  drm: Prune GEM vma entries
  drm/radeon/kms: fix up encoder info messages for DFP6
  drm/radeon: fix PCI ID 5657 to be an RV410

5 files changed, 21 insertions, 14 deletions

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index ddc3adea1dda..7a04959ba0ee 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3528,7 +3528,8 @@ void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
         /* r7xx hw bug.  write to HDP_DEBUG1 followed by fb read
          * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
          */
-        if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
+        if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
+            rdev->vram_scratch.ptr) {
                 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
                 u32 tmp;
 
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index ebae14c4b768..68932ba7b8a4 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -317,6 +317,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                         *connector_type = DRM_MODE_CONNECTOR_DVID;
         }
 
+        /* MSI K9A2GM V2/V3 board has no HDMI or DVI */
+        if ((dev->pdev->device == 0x796e) &&
+            (dev->pdev->subsystem_vendor == 0x1462) &&
+            (dev->pdev->subsystem_device == 0x7302)) {
+                if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) ||
+                    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
+                        return false;
+        }
+
         /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
         if ((dev->pdev->device == 0x7941) &&
             (dev->pdev->subsystem_vendor == 0x147b) &&
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 127a395f70fb..b92d2f2fcbed 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -349,6 +349,8 @@ static void radeon_print_display_setup(struct drm_device *dev)
                                         DRM_INFO("    DFP4: %s\n", encoder_names[radeon_encoder->encoder_id]);
                                 if (devices & ATOM_DEVICE_DFP5_SUPPORT)
                                         DRM_INFO("    DFP5: %s\n", encoder_names[radeon_encoder->encoder_id]);
+                                if (devices & ATOM_DEVICE_DFP6_SUPPORT)
+                                        DRM_INFO("    DFP6: %s\n", encoder_names[radeon_encoder->encoder_id]);
                                 if (devices & ATOM_DEVICE_TV1_SUPPORT)
                                         DRM_INFO("    TV1: %s\n", encoder_names[radeon_encoder->encoder_id]);
                                 if (devices & ATOM_DEVICE_CV_SUPPORT)
@@ -841,8 +843,9 @@ static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
 {
         struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
 
-        if (radeon_fb->obj)
+        if (radeon_fb->obj) {
                 drm_gem_object_unreference_unlocked(radeon_fb->obj);
+        }
         drm_framebuffer_cleanup(fb);
         kfree(radeon_fb);
 }
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index c74a8b20d941..9cdf6a35bc2c 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -94,8 +94,10 @@ static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj)
         ret = radeon_bo_reserve(rbo, false);
         if (likely(ret == 0)) {
                 radeon_bo_kunmap(rbo);
+                radeon_bo_unpin(rbo);
                 radeon_bo_unreserve(rbo);
         }
+        drm_gem_object_handle_unreference(gobj);
         drm_gem_object_unreference_unlocked(gobj);
 }
 
@@ -325,8 +327,6 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb
 {
         struct fb_info *info;
         struct radeon_framebuffer *rfb = &rfbdev->rfb;
-        struct radeon_bo *rbo;
-        int r;
 
         if (rfbdev->helper.fbdev) {
                 info = rfbdev->helper.fbdev;
@@ -338,14 +338,8 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb
         }
 
         if (rfb->obj) {
-                rbo = rfb->obj->driver_private;
-                r = radeon_bo_reserve(rbo, false);
-                if (likely(r == 0)) {
-                        radeon_bo_kunmap(rbo);
-                        radeon_bo_unpin(rbo);
-                        radeon_bo_unreserve(rbo);
-                }
-                drm_gem_object_unreference_unlocked(rfb->obj);
+                radeonfb_destroy_pinned_object(rfb->obj);
+                rfb->obj = NULL;
         }
         drm_fb_helper_fini(&rfbdev->helper);
         drm_framebuffer_cleanup(&rfb->base);
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index c578f265b24c..d1e595d91723 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -201,11 +201,11 @@ int radeon_gem_create_ioctl(struct drm_device *dev, void *data,
                 return r;
         }
         r = drm_gem_handle_create(filp, gobj, &handle);
+        /* drop reference from allocate - handle holds it now */
+        drm_gem_object_unreference_unlocked(gobj);
         if (r) {
-                drm_gem_object_unreference_unlocked(gobj);
                 return r;
         }
-        drm_gem_object_handle_unreference_unlocked(gobj);
         args->handle = handle;
         return 0;
 }