From: Praful Swarnakar <Praful.Swarnakar@xxxxxxx>
[Why]
Recent HDMI2.0 HF1-1 V-Swing testing showed that logging deep color
status helps in validation of testcase.
[How]
Add logging based on various color depths and pixel encoding
formats.
Signed-off-by: Praful Swarnakar <Praful.Swarnakar@xxxxxxx>
Reviewed-by: Hersen Wu <hersenwu@xxxxxxx>
---
.../drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
index f1a08a7736ac..cf364ae93138 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
@@ -522,16 +522,21 @@ void enc1_stream_encoder_hdmi_set_stream_attribute(
switch (crtc_timing->display_color_depth) {
case COLOR_DEPTH_888:
REG_UPDATE(HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
+ DC_LOG_DEBUG("HDMI source set to 24BPP deep color depth\n");
break;
case COLOR_DEPTH_101010:
if (crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) {
REG_UPDATE_2(HDMI_CONTROL,
HDMI_DEEP_COLOR_DEPTH, 1,
HDMI_DEEP_COLOR_ENABLE, 0);
+ DC_LOG_DEBUG("HDMI source 30BPP deep color depth" \
+ "disabled for YCBCR422 pixel encoding\n");
} else {
REG_UPDATE_2(HDMI_CONTROL,
HDMI_DEEP_COLOR_DEPTH, 1,
HDMI_DEEP_COLOR_ENABLE, 1);
+ DC_LOG_DEBUG("HDMI source 30BPP deep color depth" \
+ "enabled for YCBCR422 non-pixel encoding\n");
}
break;
case COLOR_DEPTH_121212:
@@ -539,16 +544,22 @@ void enc1_stream_encoder_hdmi_set_stream_attribute(
REG_UPDATE_2(HDMI_CONTROL,
HDMI_DEEP_COLOR_DEPTH, 2,
HDMI_DEEP_COLOR_ENABLE, 0);
+ DC_LOG_DEBUG("HDMI source 36BPP deep color depth" \
+ "disabled for YCBCR422 pixel encoding\n");
} else {
REG_UPDATE_2(HDMI_CONTROL,
HDMI_DEEP_COLOR_DEPTH, 2,
HDMI_DEEP_COLOR_ENABLE, 1);
+ DC_LOG_DEBUG("HDMI source 36BPP deep color depth" \
+ "enabled for non-pixel YCBCR422 encoding\n");
}
break;
case COLOR_DEPTH_161616:
REG_UPDATE_2(HDMI_CONTROL,
HDMI_DEEP_COLOR_DEPTH, 3,
HDMI_DEEP_COLOR_ENABLE, 1);
+ DC_LOG_DEBUG("HDMI source deep color depth enabled in" \
+ "reserved mode\n");
break;
default:
break;
--
2.25.1
