On Tue, 2021-05-11 at 19:05 +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> We wish intel_hdmi_bpc_possible() to consider whether the sink
> supports HDMI or just DVI when checking whether it'll support
> HDMI deep color or not. This also takes care of the "force DVI"
> property.
Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
>
> Cc: Werner Sembach <wse@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_hdmi.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
> index 3dec3307c2b5..e696766f2b4b 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
> @@ -1870,11 +1870,17 @@ static bool intel_hdmi_bpc_possible(struct drm_connector *connector,
>
> switch (bpc) {
> case 12:
> + if (!has_hdmi_sink)
> + return false;
> +
> if (ycbcr420_output)
> return hdmi->y420_dc_modes & DRM_EDID_YCBCR420_DC_36;
> else
> return info->edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_36;
> case 10:
> + if (!has_hdmi_sink)
> + return false;
> +
> if (ycbcr420_output)
> return hdmi->y420_dc_modes & DRM_EDID_YCBCR420_DC_30;
> else
> @@ -1972,9 +1978,6 @@ bool intel_hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state,
> if (crtc_state->pipe_bpp < bpc * 3)
> return false;
>
> - if (!has_hdmi_sink)
> - return false;
> -
> for_each_new_connector_in_state(state, connector, connector_state, i) {
> if (connector_state->crtc != crtc_state->uapi.crtc)
> continue;
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