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

Signed-off-by: Ankit Nautiyal <[email protected]>
Reviewed-by: Suraj Kandpal <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c 
b/drivers/gpu/drm/i915/display/intel_dp.c
index eb65c7a64a32..4291aa4f4ab4 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2370,9 +2370,6 @@ 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;
 
@@ -2635,6 +2632,9 @@ 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,
-- 
2.45.2

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