From: Kristian Høgsberg Date: Mon, 19 Oct 2009 18:35:30 +0000 (-0400) Subject: drm/i915: Support 30 bit depth modes X-Git-Tag: firefly_0821_release~9833^2~3227^2~86^2~46 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a4f45cf178f0d0ad4e516e020818b5f1c00e3d63;p=firefly-linux-kernel-4.4.55.git drm/i915: Support 30 bit depth modes Signed-off-by: Kristian Høgsberg Signed-off-by: Eric Anholt --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index d1be1849580d..e8c6d00cde97 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1915,6 +1915,7 @@ #define DISPPLANE_16BPP (0x5<<26) #define DISPPLANE_32BPP_NO_ALPHA (0x6<<26) #define DISPPLANE_32BPP (0x7<<26) +#define DISPPLANE_32BPP_30BIT_NO_ALPHA (0xa<<26) #define DISPPLANE_STEREO_ENABLE (1<<25) #define DISPPLANE_STEREO_DISABLE 0 #define DISPPLANE_SEL_PIPE_MASK (1<<24) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 8df81401c149..e4221b8844ce 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1289,7 +1289,10 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, break; case 24: case 32: - dspcntr |= DISPPLANE_32BPP_NO_ALPHA; + if (crtc->fb->depth == 30) + dspcntr |= DISPPLANE_32BPP_30BIT_NO_ALPHA; + else + dspcntr |= DISPPLANE_32BPP_NO_ALPHA; break; default: DRM_ERROR("Unknown color depth\n");