Commit be8a4b2d authored by Ville Syrjälä's avatar Ville Syrjälä

drm/i915: Add debugs for the C8 vs. legacy LUT case

Leave a hint in dmesg when we reject a configuration attempting
to use C8 planes without the legacy LUT loaded.
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190513133904.20374-3-ville.syrjala@linux.intel.comReviewed-by: default avatarMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
parent 638d87c4
...@@ -959,8 +959,10 @@ static int check_luts(const struct intel_crtc_state *crtc_state) ...@@ -959,8 +959,10 @@ static int check_luts(const struct intel_crtc_state *crtc_state)
return 0; return 0;
/* C8 relies on its palette being stored in the legacy LUT */ /* C8 relies on its palette being stored in the legacy LUT */
if (crtc_state->c8_planes) if (crtc_state->c8_planes) {
DRM_DEBUG_KMS("C8 pixelformat requires the legacy LUT\n");
return -EINVAL; return -EINVAL;
}
degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size; degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size;
gamma_length = INTEL_INFO(dev_priv)->color.gamma_lut_size; gamma_length = INTEL_INFO(dev_priv)->color.gamma_lut_size;
......
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