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drm/i915: Fix AVI infoframe quantization range for YCbCr output

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We're configuring the AVI infoframe quantization range bits as if
we're always transmitting RGB pixels. Let's fix this so that we
correctly indicate limited range YCC quantization range when
transmitting YCbCr instead.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190718145053.25808-4-ville.syrjala@linux.intel.com
Reviewed-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
This commit is contained in:
Ville Syrjälä 2019-07-18 17:50:44 +03:00
parent 646d3dc855
commit 791ad5f1e1
1 changed files with 10 additions and 5 deletions
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15
drivers/gpu/drm/i915/display/intel_hdmi.c
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@ -724,11 +724,16 @@ intel_hdmi_compute_avi_infoframe(struct intel_encoder *encoder,
drm_hdmi_avi_infoframe_colorspace(frame, conn_state);
drm_hdmi_avi_infoframe_quant_range(frame, connector,
adjusted_mode,
crtc_state->limited_color_range ?
HDMI_QUANTIZATION_RANGE_LIMITED :
HDMI_QUANTIZATION_RANGE_FULL);
if (crtc_state->output_format == INTEL_OUTPUT_FORMAT_RGB) {
drm_hdmi_avi_infoframe_quant_range(frame, connector,
adjusted_mode,
crtc_state->limited_color_range ?
HDMI_QUANTIZATION_RANGE_LIMITED :
HDMI_QUANTIZATION_RANGE_FULL);
} else {
frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;
frame->ycc_quantization_range = HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
}
drm_hdmi_avi_infoframe_content_type(frame, conn_state);