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drm/i915/dp: Fix readback for target_rr in Adaptive Sync SDP

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From Ankit Nautiyal
ad8e3d096fa1e2f8b1009731c6e0cdae7ebedf79 in linux-6.18.y/6.18.34
f87abd0c6604fb6cc31cc86fc7ccc6a576924352 in mainline linux
This commit is contained in:
jsg
2026-06-02 03:50:47 +00:00
parent 98fac70f84
commit de15ecd0c7
1 changed files with 1 additions and 1 deletions
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sys/dev/pci/drm/i915/display/intel_dp.c
+1 -1
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@@ -4899,7 +4899,7 @@ int intel_dp_as_sdp_unpack(struct drm_dp_as_sdp *as_sdp,
as_sdp->length = sdp->sdp_header.HB3 & DP_ADAPTIVE_SYNC_SDP_LENGTH;
as_sdp->mode = sdp->db[0] & DP_ADAPTIVE_SYNC_SDP_OPERATION_MODE;
as_sdp->vtotal = (sdp->db[2] << 8) | sdp->db[1];
as_sdp->target_rr = (u64)sdp->db[3] | ((u64)sdp->db[4] & 0x3);
as_sdp->target_rr = ((sdp->db[4] & 0x3) << 8) | sdp->db[3];
as_sdp->target_rr_divider = sdp->db[4] & 0x20 ? true : false;
return 0;