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From: Zhanjun Dong <zhanjun.dong@intel.com>
To: intel-xe@lists.freedesktop.org
Cc: Zhanjun Dong <zhanjun.dong@intel.com>
Subject: [PATCH v1] drm/xe/guc: Disable lite restore for MTL
Date: Tue, 18 Mar 2025 07:18:02 -0700	[thread overview]
Message-ID: <20250318141802.2516616-1-zhanjun.dong@intel.com> (raw)

Lite restore for MTL is not POR for Xe, then disable it for MTL.

Signed-off-by: Zhanjun Dong <zhanjun.dong@intel.com>
---
 drivers/gpu/drm/xe/xe_guc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c
index bc5714a5b36b..0c2629e578d9 100644
--- a/drivers/gpu/drm/xe/xe_guc.c
+++ b/drivers/gpu/drm/xe/xe_guc.c
@@ -80,7 +80,9 @@ static u32 guc_ctl_debug_flags(struct xe_guc *guc)
 
 static u32 guc_ctl_feature_flags(struct xe_guc *guc)
 {
-	u32 flags = GUC_CTL_ENABLE_LITE_RESTORE;
+	u32 flags = (guc_to_xe(guc)->info.platform == XE_METEORLAKE) ?
+		    0 : GUC_CTL_ENABLE_LITE_RESTORE;
+
 
 	if (!guc_to_xe(guc)->info.skip_guc_pc)
 		flags |= GUC_CTL_ENABLE_SLPC;
-- 
2.34.1


             reply	other threads:[~2025-03-18 14:18 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-18 14:18 Zhanjun Dong [this message]
2025-03-18 14:32 ` ✓ CI.Patch_applied: success for drm/xe/guc: Disable lite restore for MTL Patchwork
2025-03-18 14:32 ` ✓ CI.checkpatch: " Patchwork
2025-03-18 14:33 ` ✓ CI.KUnit: " Patchwork
2025-03-18 14:35 ` [PATCH v1] " Michal Wajdeczko
2025-03-18 21:35   ` Julia Filipchuk
2025-03-19 15:29     ` Dong, Zhanjun
2025-03-18 14:50 ` ✓ CI.Build: success for " Patchwork
2025-03-18 14:52 ` ✓ CI.Hooks: " Patchwork
2025-03-18 14:53 ` ✓ CI.checksparse: " Patchwork
2025-03-18 15:13 ` ✓ Xe.CI.BAT: " Patchwork
2025-03-18 16:13 ` ✓ Xe.CI.Full: " Patchwork

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