[PATCH v2 05/11] drm/i915/dp_mst: Account with the DSC DPT bpp limit on MTL

Imre Deak imre.deak at intel.com
Tue Apr 16 22:10:04 UTC 2024


The DPT/DSC bpp limit should be accounted for on MTL platforms as well,
do so.

Bspec: 49259

Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
Signed-off-by: Imre Deak <imre.deak at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 0448cc343a33f..847e264e5bb8b 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -56,7 +56,7 @@ static int intel_dp_mst_check_constraints(struct drm_i915_private *i915, int bpp
 					  struct intel_crtc_state *crtc_state,
 					  bool dsc)
 {
-	if (intel_dp_is_uhbr(crtc_state) && DISPLAY_VER(i915) < 14 && dsc) {
+	if (intel_dp_is_uhbr(crtc_state) && DISPLAY_VER(i915) < 20 && dsc) {
 		int output_bpp = bpp;
 		int symbol_clock = intel_dp_link_symbol_clock(crtc_state->port_clock);
 		/*
-- 
2.43.3



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