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drm/i915: Fix read back of plane stride register

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According to the specifications bit 6 is actually valid in the stride register.

Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Rafael Barbalho <rafael.barbalho@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Rafael Barbalho 2014-07-28 19:56:27 +01:00 committed by Daniel Vetter
parent 2ce147f36d
commit 026b96e293
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/intel_display.c
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@ -6211,7 +6211,7 @@ static void i9xx_get_plane_config(struct intel_crtc *crtc,
crtc->base.primary->fb->height = ((val >> 0) & 0xfff) + 1;
val = I915_READ(DSPSTRIDE(pipe));
crtc->base.primary->fb->pitches[0] = val & 0xffffff80;
crtc->base.primary->fb->pitches[0] = val & 0xffffffc0;
aligned_height = intel_align_height(dev, crtc->base.primary->fb->height,
plane_config->tiled);
@ -7247,7 +7247,7 @@ static void ironlake_get_plane_config(struct intel_crtc *crtc,
crtc->base.primary->fb->height = ((val >> 0) & 0xfff) + 1;
val = I915_READ(DSPSTRIDE(pipe));
crtc->base.primary->fb->pitches[0] = val & 0xffffff80;
crtc->base.primary->fb->pitches[0] = val & 0xffffffc0;
aligned_height = intel_align_height(dev, crtc->base.primary->fb->height,
plane_config->tiled);