[PATCH v2 6/9] drm/i915/display: Take panel replay into account in vsc sdp unpacking
Jouni Högander
jouni.hogander at intel.com
Tue May 21 08:41:20 UTC 2024
Currently intel_dp_vsc_sdp_unpack is not taking into account Panel Replay
vsc sdp. Fix this by adding vsc sdp revision 0x6 and length 0x10 into
intel_dp_vsc_sdp_unpack
Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index c0a3b6d50681..67d43639b3ab 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4435,7 +4435,8 @@ static int intel_dp_vsc_sdp_unpack(struct drm_dp_vsc_sdp *vsc,
vsc->length = sdp->sdp_header.HB3;
if ((sdp->sdp_header.HB2 == 0x2 && sdp->sdp_header.HB3 == 0x8) ||
- (sdp->sdp_header.HB2 == 0x4 && sdp->sdp_header.HB3 == 0xe)) {
+ (sdp->sdp_header.HB2 == 0x4 && sdp->sdp_header.HB3 == 0xe) ||
+ (sdp->sdp_header.HB2 == 0x6 && sdp->sdp_header.HB3 == 0x10)) {
/*
* - HB2 = 0x2, HB3 = 0x8
* VSC SDP supporting 3D stereo + PSR
@@ -4443,6 +4444,8 @@ static int intel_dp_vsc_sdp_unpack(struct drm_dp_vsc_sdp *vsc,
* VSC SDP supporting 3D stereo + PSR2 with Y-coordinate of
* first scan line of the SU region (applies to eDP v1.4b
* and higher).
+ * - HB2 = 0x6, HB3 = 0x10
+ * VSC SDP supporting 3D stereo + Panel Replay.
*/
return 0;
} else if (sdp->sdp_header.HB2 == 0x5 && sdp->sdp_header.HB3 == 0x13) {
--
2.34.1
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