[PATCH v2 09/12] drm/i915/xe3: Underrun recovery does not exist post Xe2

Clint Taylor clinton.a.taylor at intel.com
Wed Oct 23 21:46:58 UTC 2024


From: Ravi Kumar Vodapalli <ravi.kumar.vodapalli at intel.com>

>From platforms xe3 Underrun recovery does not exist

v2: improve DISPLAY_VER checking
BSpec: 68849
Signed-off-by: Ravi Kumar Vodapalli <ravi.kumar.vodapalli at intel.com>
Signed-off-by: Matt Atwood <matthew.s.atwood at intel.com>
Signed-off-by: Clint Taylor <Clinton.A.Taylor at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 01466611eebe..124e094a9999 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -861,7 +861,7 @@ static void icl_set_pipe_chicken(const struct intel_crtc_state *crtc_state)
 	 */
 	if (IS_DG2(dev_priv))
 		tmp &= ~UNDERRUN_RECOVERY_ENABLE_DG2;
-	else if (DISPLAY_VER(dev_priv) >= 13)
+	else if ((DISPLAY_VER(dev_priv) >= 13) && (DISPLAY_VER(dev_priv) < 30))
 		tmp |= UNDERRUN_RECOVERY_DISABLE_ADLP;
 
 	/* Wa_14010547955:dg2 */
-- 
2.25.1



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