Merge tag 'drm-intel-next-fixes-2015-10-22' of git://anongit.freedesktop.org/drm-intel into drm-next

Bunch of -fixes for 4.4. Well not just, I've left the mmio/register work
from Ville in here since it's low-risk but lots of churn all over.

* tag 'drm-intel-next-fixes-2015-10-22' of git://anongit.freedesktop.org/drm-intel: (23 commits)
  drm/i915: Use round to closest when computing the CEA 1.001 pixel clocks
  drm/i915: Kill the leftover RMW from ivb_sprite_disable()
  drm/i915: restore ggtt double-bind avoidance
  drm/i915/skl: Enable pipe gamma for sprite planes.
  drm/i915/skl+: Enable pipe CSC on cursor planes. (v2)
  MAINTAINERS: add link to the Intel Graphics for Linux web site
  drm/i915: Move skl/bxt gt specific workarounds to ring init
  drm/i915: Drop i915_gem_obj_is_pinned() from set-cache-level
  drm/i915: revert a few more watermark commits
  drm/i915: Remove dev_priv argument from NEEDS_FORCE_WAKE
  drm/i915: Clean up LVDS register handling
  drm/i915: Throw out some useless variables
  drm/i915: Parametrize and fix SWF registers
  drm/i915: s/PIPE_FRMCOUNT_GM45/PIPE_FRMCOUNT_G4X/ etc.
  drm/i915: Turn GEN5_ASSERT_IIR_IS_ZERO() into a function
  drm/i915: Fix a few bad hex numbers in register defines
  drm/i915: Protect register macro arguments
  drm/i915: Include gpio_mmio_base in GMBUS reg defines
  drm/i915: Parametrize HSW video DIP data registers
  drm/i915: Eliminate weird parameter inversion from BXT PPS registers
  ...

1 files changed, 17 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index dd2d5683fcb1..56dc132e8e20 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -192,6 +192,7 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
 	const int pipe = intel_plane->pipe;
 	const int plane = intel_plane->plane + 1;
 	u32 plane_ctl, stride_div, stride;
+	int pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
 	const struct drm_intel_sprite_colorkey *key =
 		&to_intel_plane_state(drm_plane->state)->ckey;
 	unsigned long surf_addr;
@@ -202,6 +203,7 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
 	int scaler_id;
 
 	plane_ctl = PLANE_CTL_ENABLE |
+		PLANE_CTL_PIPE_GAMMA_ENABLE |
 		PLANE_CTL_PIPE_CSC_ENABLE;
 
 	plane_ctl |= skl_plane_ctl_format(fb->pixel_format);
@@ -210,6 +212,10 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
 	rotation = drm_plane->state->rotation;
 	plane_ctl |= skl_plane_ctl_rotation(rotation);
 
+	intel_update_sprite_watermarks(drm_plane, crtc, src_w, src_h,
+				       pixel_size, true,
+				       src_w != crtc_w || src_h != crtc_h);
+
 	stride_div = intel_fb_stride_alignment(dev, fb->modifier[0],
 					       fb->pixel_format);
 
@@ -291,6 +297,8 @@ skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
 
 	I915_WRITE(PLANE_SURF(pipe, plane), 0);
 	POSTING_READ(PLANE_SURF(pipe, plane));
+
+	intel_update_sprite_watermarks(dplane, crtc, 0, 0, 0, false, false);
 }
 
 static void
@@ -533,6 +541,10 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 	if (IS_HASWELL(dev) || IS_BROADWELL(dev))
 		sprctl |= SPRITE_PIPE_CSC_ENABLE;
 
+	intel_update_sprite_watermarks(plane, crtc, src_w, src_h, pixel_size,
+				       true,
+				       src_w != crtc_w || src_h != crtc_h);
+
 	/* Sizes are 0 based */
 	src_w--;
 	src_h--;
@@ -601,7 +613,7 @@ ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
 	struct intel_plane *intel_plane = to_intel_plane(plane);
 	int pipe = intel_plane->pipe;
 
-	I915_WRITE(SPRCTL(pipe), I915_READ(SPRCTL(pipe)) & ~SPRITE_ENABLE);
+	I915_WRITE(SPRCTL(pipe), 0);
 	/* Can't leave the scaler enabled... */
 	if (intel_plane->can_scale)
 		I915_WRITE(SPRSCALE(pipe), 0);
@@ -666,6 +678,10 @@ ilk_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 	if (IS_GEN6(dev))
 		dvscntr |= DVS_TRICKLE_FEED_DISABLE; /* must disable */
 
+	intel_update_sprite_watermarks(plane, crtc, src_w, src_h,
+				       pixel_size, true,
+				       src_w != crtc_w || src_h != crtc_h);
+
 	/* Sizes are 0 based */
 	src_w--;
 	src_h--;