[PATCH v3 11/21] drm/i915/psr: Modify VSC SDP calculation to support panel replay + su

Jouni Högander jouni.hogander at intel.com
Fri Jan 19 10:10:14 UTC 2024


Current VSC SDP calculation doesn't support panel replay + su. Change it to
support this combination as well.

Signed-off-by: Jouni Högander <jouni.hogander at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 4e01182662ff..ae368d9999b4 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2633,14 +2633,6 @@ static void intel_dp_compute_vsc_sdp(struct intel_dp *intel_dp,
 	if (intel_dp_needs_vsc_sdp(crtc_state, conn_state)) {
 		intel_dp_compute_vsc_colorimetry(crtc_state, conn_state,
 						 vsc);
-	} else if (crtc_state->has_psr && crtc_state->has_sel_update) {
-		/*
-		 * [PSR2 without colorimetry]
-		 * Prepare VSC Header for SU as per eDP 1.4 spec, Table 6-11
-		 * 3D stereo + PSR/PSR2 + Y-coordinate.
-		 */
-		vsc->revision = 0x4;
-		vsc->length = 0xe;
 	} else if (crtc_state->has_panel_replay) {
 		/*
 		 * [Panel Replay without colorimetry info]
@@ -2649,6 +2641,14 @@ static void intel_dp_compute_vsc_sdp(struct intel_dp *intel_dp,
 		 */
 		vsc->revision = 0x6;
 		vsc->length = 0x10;
+	} else if (crtc_state->has_sel_update) {
+		/*
+		 * [PSR2 without colorimetry]
+		 * Prepare VSC Header for SU as per eDP 1.4 spec, Table 6-11
+		 * 3D stereo + PSR/PSR2 + Y-coordinate.
+		 */
+		vsc->revision = 0x4;
+		vsc->length = 0xe;
 	} else {
 		/*
 		 * [PSR1]
-- 
2.34.1



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