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drm/i915: Handle MST in intel_dp_has_dsc()

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Utilize intel_dp_has_dsc() for MST as well.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240517145356.26103-4-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2024-05-17 17:53:52 +03:00
parent 35859d448a
commit 0c0543ff0a
3 changed files with 6 additions and 3 deletions
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5
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -1171,13 +1171,16 @@ bool intel_dp_need_joiner(struct intel_dp *intel_dp,
connector->force_bigjoiner_enable;
}
static bool intel_dp_has_dsc(const struct intel_connector *connector)
bool intel_dp_has_dsc(const struct intel_connector *connector)
{
struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (!HAS_DSC(i915))
return false;
if (connector->mst_port && !HAS_DSC_MST(i915))
return false;
if (!drm_dp_sink_supports_dsc(connector->dp.dsc_dpcd))
return false;

1
drivers/gpu/drm/i915/display/intel_dp.h
View File

@ -87,6 +87,7 @@ bool intel_dp_has_hdmi_sink(struct intel_dp *intel_dp);
bool intel_dp_is_edp(struct intel_dp *intel_dp);
bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp);
bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state);
bool intel_dp_has_dsc(const struct intel_connector *connector);
int intel_dp_link_symbol_size(int rate);
int intel_dp_link_symbol_clock(int rate);
bool intel_dp_is_port_edp(struct drm_i915_private *dev_priv, enum port port);

3
drivers/gpu/drm/i915/display/intel_dp_mst.c
View File

@ -1459,8 +1459,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector,
return 0;
}
if (HAS_DSC_MST(dev_priv) &&
drm_dp_sink_supports_dsc(intel_connector->dp.dsc_dpcd)) {
if (intel_dp_has_dsc(intel_connector)) {
/*
* TBD pass the connector BPC,
* for now U8_MAX so that max BPC on that platform would be picked