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-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f9c7a8c2269b..30d5cad7c7d3 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -760,13 +760,11 @@ static u8 intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp,
static enum intel_output_format
intel_dp_output_format(struct intel_connector *connector,
- const struct drm_display_mode *mode)
+ bool ycbcr_420_output)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
- const struct drm_display_info *info = &connector->base.display_info;
- if (!connector->base.ycbcr_420_allowed ||
- !drm_mode_is_420_only(info, mode))
+ if (!connector->base.ycbcr_420_allowed || !ycbcr_420_output)
return INTEL_OUTPUT_FORMAT_RGB;
if (intel_dp->dfp.rgb_to_ycbcr &&
@@ -804,8 +802,9 @@ static int
intel_dp_mode_min_output_bpp(struct intel_connector *connector,
const struct drm_display_mode *mode)
{
+ const struct drm_display_info *info = &connector->base.display_info;
enum intel_output_format output_format =
- intel_dp_output_format(connector, mode);
+ intel_dp_output_format(connector, drm_mode_is_420_only(info, mode));
return intel_dp_output_bpp(output_format, intel_dp_min_bpp(output_format));
}
@@ -1876,6 +1875,7 @@ intel_dp_compute_config(struct intel_encoder *encoder,
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
const struct drm_display_mode *fixed_mode;
struct intel_connector *connector = intel_dp->attached_connector;
+ const struct drm_display_info *info = &connector->base.display_info;
bool constant_n = drm_dp_has_quirk(&intel_dp->desc, DP_DPCD_QUIRK_CONSTANT_N);
int ret = 0, output_bpp;
@@ -1904,7 +1904,8 @@ intel_dp_compute_config(struct intel_encoder *encoder,
if (intel_dp_hdisplay_bad(dev_priv, adjusted_mode->crtc_hdisplay))
return -EINVAL;
- pipe_config->output_format = intel_dp_output_format(connector, adjusted_mode);
+ pipe_config->output_format =
+ intel_dp_output_format(connector, drm_mode_is_420_only(info, adjusted_mode));
ret = intel_dp_compute_link_config(encoder, pipe_config, conn_state);
if (ret < 0)