[Intel-gfx] [PATCH 07/19] drm/i915/dp: Use connector DSC DPCD in intel_dp_supports_fec()

Imre Deak
2023-10-06T13:37:32Z

Use the connector's DSC DPCD capabilities in intel_dp_supports_fec().

Signed-off-by: Imre Deak <imre.deak@intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 00f5fecdbf386..8450856e5618d 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1370,10 +1370,11 @@ static bool intel_dp_source_supports_fec(struct intel_dp *intel_dp,
}

static bool intel_dp_supports_fec(struct intel_dp *intel_dp,
+ const struct intel_connector *connector,
const struct intel_crtc_state *pipe_config)
{
return intel_dp_source_supports_fec(intel_dp, pipe_config) &&
- drm_dp_sink_supports_fec(intel_dp->fec_capable);
+ drm_dp_sink_supports_fec(connector->dp.fec_capability);
}

static bool intel_dp_supports_dsc(struct intel_dp *intel_dp,
@@ -2110,12 +2111,14 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
+ const struct intel_connector *connector =
+ to_intel_connector(conn_state->connector);
const struct drm_display_mode *adjusted_mode =
&pipe_config->hw.adjusted_mode;
int ret;

pipe_config->fec_enable = !intel_dp_is_edp(intel_dp) &&
- intel_dp_supports_fec(intel_dp, pipe_config);
+ intel_dp_supports_fec(intel_dp, connector, pipe_config);

if (!intel_dp_supports_dsc(intel_dp, pipe_config))
return -EINVAL;
--
2.39.2