[PATCH 12/13] drm/i915/display/adlp: Allow PSR2 to be enabled

[José Roberto de Souza]

With all the recent fixes PSR2 is properly working in Alderlake-P but
due to some issues that don't have workarounds it will not be
supported in steppings with display A0.

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_psr.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 1dcc7e0c27797..93e52691bd70e 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -830,12 +830,8 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
 		return false;
 	}
 
-	/*
-	 * We are missing the implementation of some workarounds to enabled PSR2
-	 * in Alderlake_P, until ready PSR2 should be kept disabled.
-	 */
-	if (IS_ALDERLAKE_P(dev_priv)) {
-		drm_dbg_kms(&dev_priv->drm, "PSR2 is missing the implementation of workarounds\n");
+	if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) {
+		drm_dbg_kms(&dev_priv->drm, "PSR2 not completely functional in this stepping\n");
 		return false;
 	}
 
-- 
2.33.0