[Intel-gfx] [PATCH 63/62] drm/i915/bdw: Enable trickle feed on Broadwell

ville.syrjala at linux.intel.com ville.syrjala at linux.intel.com
Sun Nov 3 12:47:27 CET 2013


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Like on HSW, trickle feed should always be enabled on BDW.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
Not sure this applies directly, I just put it together on top of -nightly.
Thus it's not even compile tested.

 drivers/gpu/drm/i915/intel_display.c | 2 +-
 drivers/gpu/drm/i915/intel_sprite.c  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f34252d..4539550 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2156,7 +2156,7 @@ static int ironlake_update_plane(struct drm_crtc *crtc,
 	else
 		dspcntr &= ~DISPPLANE_TILED;
 
-	if (IS_HASWELL(dev))
+	if (IS_HASWELL(dev) || IS_BROADWELL(dev))
 		dspcntr &= ~DISPPLANE_TRICKLE_FEED_DISABLE;
 	else
 		dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 8afaad6..2bcee75 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -260,7 +260,7 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 	if (obj->tiling_mode != I915_TILING_NONE)
 		sprctl |= SPRITE_TILED;
 
-	if (IS_HASWELL(dev))
+	if (IS_HASWELL(dev) || IS_BROADWELL(dev))
 		sprctl &= ~SPRITE_TRICKLE_FEED_DISABLE;
 	else
 		sprctl |= SPRITE_TRICKLE_FEED_DISABLE;
-- 
1.8.1.5




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