Hi, Gentle ping ?
Thx Julien On Tue, Oct 1, 2019 at 3:21 PM Julien Isorce <julien.iso...@gmail.com> wrote: > Fix pinkish color issue around grey areas. This also happens > when not using any dongle so directly with a usb-c to Display > Port cable. Meaning there is something wrong when using pixel > encoding RGB with amd driver in the general case. In the meantime > just use the same pixel encoding as when using HDMI without dongle. > This way users will see the same thing on 2 identical screens when > one is connected with hdmi-to-hdmi and the other is connected with > usb-c-to-hdmi. > > Signed-off-by: Julien Isorce <jiso...@oblong.com> > --- > drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c > b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c > index d3f404f097eb..8139dcc0bfba 100644 > --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c > +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c > @@ -3313,6 +3313,7 @@ static void > fill_stream_properties_from_drm_display_mode( > { > struct dc_crtc_timing *timing_out = &stream->timing; > const struct drm_display_info *info = &connector->display_info; > + const struct dc_link *link = stream->sink->link; > > memset(timing_out, 0, sizeof(struct dc_crtc_timing)); > > @@ -3327,6 +3328,10 @@ static void > fill_stream_properties_from_drm_display_mode( > else if ((connector->display_info.color_formats & > DRM_COLOR_FORMAT_YCRCB444) > && stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) > timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR444; > + else if ((connector->display_info.color_formats & > DRM_COLOR_FORMAT_YCRCB444) > + && stream->sink->sink_signal == > SIGNAL_TYPE_DISPLAY_PORT > + && link->dpcd_caps.dongle_type == > DISPLAY_DONGLE_DP_HDMI_CONVERTER) > + timing_out->pixel_encoding = PIXEL_ENCODING_YCBCR444; > else > timing_out->pixel_encoding = PIXEL_ENCODING_RGB; > > -- > 2.17.1 > >
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