From: Jouni Högander <jouni.hogander@intel.com>
Date: Wed, 20 Dec 2023 10:36:06 +0000 (+0200)
Subject: drm/i915/display: Fix vsc_sdp computation
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=fde53fa18d8e859adaadec0ecdad3d267e3b010b;p=linux.git

drm/i915/display: Fix vsc_sdp computation

Currently colorimetry data is not added for psr1 or non-psr case.
Fix this by adding it as needed.

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Tested-by: Shawn Lee <shawn.c.lee@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231220103609.1384523-5-jouni.hogander@intel.com
---

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 6607dba8049eb..173562f4ec457 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2628,36 +2628,26 @@ static void intel_dp_compute_vsc_sdp(struct intel_dp *intel_dp,
 	crtc_state->infoframes.enable |= intel_hdmi_infoframe_enable(DP_SDP_VSC);
 	vsc->sdp_type = DP_SDP_VSC;
 
-	if (crtc_state->has_psr2) {
-		if (intel_dp->colorimetry_support &&
-		    intel_dp_needs_vsc_sdp(crtc_state, conn_state)) {
-			/* [PSR2, +Colorimetry] */
-			intel_dp_compute_vsc_colorimetry(crtc_state, conn_state,
-							 vsc);
-		} else {
-			/*
-			 * [PSR2, -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;
-		}
+	/* Needs colorimetry */
+	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_psr2) {
+		/*
+		 * [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) {
-		if (intel_dp->colorimetry_support &&
-		    intel_dp_needs_vsc_sdp(crtc_state, conn_state)) {
-			/* [Panel Replay with colorimetry info] */
-			intel_dp_compute_vsc_colorimetry(crtc_state, conn_state,
-							 vsc);
-		} else {
-			/*
-			 * [Panel Replay without colorimetry info]
-			 * Prepare VSC Header for SU as per DP 2.0 spec, Table 2-223
-			 * VSC SDP supporting 3D stereo + Panel Replay.
-			 */
-			vsc->revision = 0x6;
-			vsc->length = 0x10;
-		}
+		/*
+		 * [Panel Replay without colorimetry info]
+		 * Prepare VSC Header for SU as per DP 2.0 spec, Table 2-223
+		 * VSC SDP supporting 3D stereo + Panel Replay.
+		 */
+		vsc->revision = 0x6;
+		vsc->length = 0x10;
 	} else {
 		/*
 		 * [PSR1]