diff options
| author | Charlene Liu <charlene.liu@amd.com> | 2017-02-01 20:35:53 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 17:13:37 -0400 |
| commit | cc4d99b8a888e16093b985d6a11fbd37ab92697c (patch) | |
| tree | 82fe0d1328638f8252068ad2853b618594137921 /drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | |
| parent | 8fde5884f4a18dec81ab5d498bf7bf3c156f8dfb (diff) | |
drm/amd/display: HDMI YCbCr422 12bpc pixel format issue
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index 7e6661bda970..a28d9c7ba17e 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -367,14 +367,20 @@ static void dce110_stream_encoder_hdmi_set_stream_attribute( HDMI_DEEP_COLOR_ENABLE, 1); break; case COLOR_DEPTH_121212: - REG_UPDATE_2(HDMI_CONTROL, - HDMI_DEEP_COLOR_DEPTH, 2, - HDMI_DEEP_COLOR_ENABLE, 1); + if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) { + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 2, + HDMI_DEEP_COLOR_ENABLE, 0); + } else { + REG_UPDATE_2(HDMI_CONTROL, + HDMI_DEEP_COLOR_DEPTH, 2, + HDMI_DEEP_COLOR_ENABLE, 1); + } break; case COLOR_DEPTH_161616: REG_UPDATE_2(HDMI_CONTROL, - HDMI_DEEP_COLOR_DEPTH, 3, - HDMI_DEEP_COLOR_ENABLE, 1); + HDMI_DEEP_COLOR_DEPTH, 3, + HDMI_DEEP_COLOR_ENABLE, 1); break; default: break; |