diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sprite.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sprite.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 0fe6c664e83c..0b87e552a066 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1405,6 +1405,10 @@ static int skl_plane_check(struct intel_crtc_state *crtc_state, if (ret) return ret; + /* HW only has 8 bits pixel precision, disable plane if invisible */ + if (!(plane_state->base.alpha >> 8)) + plane_state->base.visible = false; + plane_state->ctl = skl_plane_ctl(crtc_state, plane_state); if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) |