[PATCH 1/5] drm/i915/display: Disable FBC when PSR2 is enabled for xelpd platforms

José Roberto de Souza jose.souza at intel.com
Sat Jul 17 01:10:36 UTC 2021


xelpd platforms also requires that FBC is disabled when PSR2 is
enabled so extending it.

BSpec: 50422
Cc: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/display/intel_fbc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index 82effb64a3b9c..ddfc17e21668a 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -912,11 +912,11 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc)
 	}
 
 	/*
-	 * Tigerlake is not supporting FBC with PSR2.
+	 * Display 12+ is not supporting FBC with PSR2.
 	 * Recommendation is to keep this combination disabled
 	 * Bspec: 50422 HSD: 14010260002
 	 */
-	if (fbc->state_cache.psr2_active && IS_TIGERLAKE(dev_priv)) {
+	if (fbc->state_cache.psr2_active && DISPLAY_VER(dev_priv) >= 12) {
 		fbc->no_fbc_reason = "not supported with PSR2";
 		return false;
 	}
-- 
2.32.0



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