diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index fb6cb6aca188..0c0da9f6c2e8 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -1706,9 +1706,6 @@ void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state) temp = TRANS_MSA_SYNC_CLK; - if (crtc_state->limited_color_range) - temp |= TRANS_MSA_CEA_RANGE; - switch (crtc_state->pipe_bpp) { case 18: temp |= TRANS_MSA_6_BPC; @@ -1727,6 +1724,13 @@ void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state) break; } + /* nonsense combination */ + WARN_ON(crtc_state->limited_color_range && + crtc_state->output_format != INTEL_OUTPUT_FORMAT_RGB); + + if (crtc_state->limited_color_range) + temp |= TRANS_MSA_CEA_RANGE; + /* * As per DP 1.2 spec section 2.3.4.3 while sending * YCBCR 444 signals we should program MSA MISC1/0 fields with |