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path: root/drivers/gpu/drm/i915/display/intel_dp_mst.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_mst.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_mst.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 6f9c9f3b5b12..28db1775d3a5 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -95,6 +95,13 @@ static int intel_dp_mst_find_vcpi_slots_for_bpp(struct intel_encoder *encoder,
crtc_state->lane_count = limits->max_lane_count;
crtc_state->port_clock = limits->max_rate;
+ if (dsc) {
+ if (!intel_dp_supports_fec(intel_dp, connector, crtc_state))
+ return -EINVAL;
+
+ crtc_state->fec_enable = !intel_dp_is_uhbr(crtc_state);
+ }
+
mst_state->pbn_div = drm_dp_get_vc_payload_bw(&intel_dp->mst_mgr,
crtc_state->port_clock,
crtc_state->lane_count);