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drm/i915/dp: Return early if DSC not supported

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Check for DSC support before computing link config with DSC.
For DP MST we are already doing the same.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241217093244.3938132-3-ankit.k.nautiyal@intel.com
This commit is contained in:
Ankit Nautiyal 2024-12-17 15:02:32 +05:30
parent 230a14f4c5
commit adaa2cb663
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/i915/display/intel_dp.c
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@ -2375,9 +2375,6 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
intel_dp_supports_fec(intel_dp, connector, pipe_config) &&
!intel_dp_is_uhbr(pipe_config));
if (!intel_dp_supports_dsc(intel_dp, connector, pipe_config))
return -EINVAL;
if (!intel_dp_dsc_supports_format(connector, pipe_config->output_format))
return -EINVAL;
@ -2652,6 +2649,9 @@ intel_dp_compute_link_config(struct intel_encoder *encoder,
str_yes_no(ret), str_yes_no(joiner_needs_dsc),
str_yes_no(intel_dp->force_dsc_en));
if (!intel_dp_supports_dsc(intel_dp, connector, pipe_config))
return -EINVAL;
if (!intel_dp_compute_config_limits(intel_dp, pipe_config,
respect_downstream_limits,
true,