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drm/i915/dp: Make intel_dp_output_format() usable for "4:2:0 also" modes

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Hoist the drm_mode_is_420_only() from intel_dp_output_format()
into the caller. This will allow intel_dp_output_format() to be
reused for "4:2:0 also" modes.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220322120015.28074-8-ville.syrjala@linux.intel.com
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
This commit is contained in:
Ville Syrjälä 2022-03-22 14:00:10 +02:00
parent 2cad4279f4
commit 84116d8bf6
1 changed files with 7 additions and 6 deletions
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13
drivers/gpu/drm/i915/display/intel_dp.c
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@ -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)