Merge tag 'drm-fixes-for-v4.12-rc6' of git://people.freedesktop.org/~airlied/linux

Pull drm fixes from Dave Airlie:
 "This is the main fixes pull for 4.12-rc6, all pretty normal for this
  stage, nothing really stands out. The mxsfb one is probably the
  largest and it's for a black screen boot problem.

  AMD, i915, mgag200, msxfb, tegra fixes"

* tag 'drm-fixes-for-v4.12-rc6' of git://people.freedesktop.org/~airlied/linux:
  drm: mxsfb_crtc: Reset the eLCDIF controller
  drm/mgag200: Fix to always set HiPri for G200e4 V2
  drm/tegra: Correct idr_alloc() minimum id
  drm/tegra: Fix lockup on a use of staging API
  gpu: host1x: Fix error handling
  drm/radeon: Fix overflow of watermark calcs at > 4k resolutions.
  drm/amdgpu: Fix overflow of watermark calcs at > 4k resolutions.
  drm/radeon: fix "force the UVD DPB into VRAM as well"
  drm/i915: Fix GVT-g PVINFO version compatibility check
  drm/i915: Fix SKL+ watermarks for 90/270 rotation
  drm/i915: Fix scaling check for 90/270 degree plane rotation
  drm: dw-hdmi: Fix compilation breakage by selecting REGMAP_MMIO

1 files changed, 5 insertions, 17 deletions

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 9a1e34e48f64..81f86a67c10d 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -451,18 +451,6 @@ fail:
 
 
 #ifdef CONFIG_DRM_TEGRA_STAGING
-static struct tegra_drm_context *
-tegra_drm_file_get_context(struct tegra_drm_file *file, u32 id)
-{
-	struct tegra_drm_context *context;
-
-	mutex_lock(&file->lock);
-	context = idr_find(&file->contexts, id);
-	mutex_unlock(&file->lock);
-
-	return context;
-}
-
 static int tegra_gem_create(struct drm_device *drm, void *data,
 			    struct drm_file *file)
 {
@@ -551,7 +539,7 @@ static int tegra_client_open(struct tegra_drm_file *fpriv,
 	if (err < 0)
 		return err;
 
-	err = idr_alloc(&fpriv->contexts, context, 0, 0, GFP_KERNEL);
+	err = idr_alloc(&fpriv->contexts, context, 1, 0, GFP_KERNEL);
 	if (err < 0) {
 		client->ops->close_channel(context);
 		return err;
@@ -606,7 +594,7 @@ static int tegra_close_channel(struct drm_device *drm, void *data,
 
 	mutex_lock(&fpriv->lock);
 
-	context = tegra_drm_file_get_context(fpriv, args->context);
+	context = idr_find(&fpriv->contexts, args->context);
 	if (!context) {
 		err = -EINVAL;
 		goto unlock;
@@ -631,7 +619,7 @@ static int tegra_get_syncpt(struct drm_device *drm, void *data,
 
 	mutex_lock(&fpriv->lock);
 
-	context = tegra_drm_file_get_context(fpriv, args->context);
+	context = idr_find(&fpriv->contexts, args->context);
 	if (!context) {
 		err = -ENODEV;
 		goto unlock;
@@ -660,7 +648,7 @@ static int tegra_submit(struct drm_device *drm, void *data,
 
 	mutex_lock(&fpriv->lock);
 
-	context = tegra_drm_file_get_context(fpriv, args->context);
+	context = idr_find(&fpriv->contexts, args->context);
 	if (!context) {
 		err = -ENODEV;
 		goto unlock;
@@ -685,7 +673,7 @@ static int tegra_get_syncpt_base(struct drm_device *drm, void *data,
 
 	mutex_lock(&fpriv->lock);
 
-	context = tegra_drm_file_get_context(fpriv, args->context);
+	context = idr_find(&fpriv->contexts, args->context);
 	if (!context) {
 		err = -ENODEV;
 		goto unlock;