diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fbc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_fbc.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index 74d425c700ef..14cbaf4a0e93 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -84,7 +84,7 @@ static int intel_fbc_calculate_cfb_size(struct drm_i915_private *dev_priv, int lines; intel_fbc_get_plane_source_size(cache, NULL, &lines); - if (INTEL_GEN(dev_priv) == 7) + if (IS_GEN7(dev_priv)) lines = min(lines, 2048); else if (INTEL_GEN(dev_priv) >= 8) lines = min(lines, 2560); @@ -674,6 +674,8 @@ static void intel_fbc_update_state_cache(struct intel_crtc *crtc, cache->plane.adjusted_y = plane_state->color_plane[0].y; cache->plane.y = plane_state->base.src.y1 >> 16; + cache->plane.pixel_blend_mode = plane_state->base.pixel_blend_mode; + if (!cache->plane.visible) return; @@ -748,6 +750,12 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) return false; } + if (cache->plane.pixel_blend_mode != DRM_MODE_BLEND_PIXEL_NONE && + cache->fb.format->has_alpha) { + fbc->no_fbc_reason = "per-pixel alpha blending is incompatible with FBC"; + return false; + } + /* WaFbcExceedCdClockThreshold:hsw,bdw */ if ((IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) && cache->crtc.hsw_bdw_pixel_rate >= dev_priv->cdclk.hw.cdclk * 95 / 100) { |