diff mbox series

[v4,03/19] drm/i915/display: Take panel replay into account in vsc sdp unpacking

Message ID 20240531094953.1797508-4-jouni.hogander@intel.com (mailing list archive)
State New, archived
Headers show
Series Panel Replay eDP support | expand

Commit Message

Hogander, Jouni May 31, 2024, 9:49 a.m. UTC 
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@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index fd054e16850d..286119eb77f8 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4438,7 +4438,8 @@  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
@@ -4446,6 +4447,8 @@  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) {