[PATCH 1/1] drm/xe: enable lite restore

[fei.yang@intel.com]

From: Fei Yang <fei.yang@intel.com>

The lite restore feature is supposed to be enabled by default.

Signed-off-by: Fei Yang <fei.yang@intel.com>
Cc: John Harrison <John.C.Harrison@Intel.com>
---
 drivers/gpu/drm/xe/xe_guc.c      | 2 ++
 drivers/gpu/drm/xe/xe_guc_fwif.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c
index 8570b1218287..e1dad02b0770 100644
--- a/drivers/gpu/drm/xe/xe_guc.c
+++ b/drivers/gpu/drm/xe/xe_guc.c
@@ -75,6 +75,8 @@ static u32 guc_ctl_feature_flags(struct xe_guc *guc)
 	if (!guc_to_xe(guc)->info.skip_guc_pc)
 		flags |= GUC_CTL_ENABLE_SLPC;
 
+	flags |= GUC_CTL_ENABLE_LITE_RESTORE;
+
 	return flags;
 }
 
diff --git a/drivers/gpu/drm/xe/xe_guc_fwif.h b/drivers/gpu/drm/xe/xe_guc_fwif.h
index 01e3ab590c3a..08ffe59f22fa 100644
--- a/drivers/gpu/drm/xe/xe_guc_fwif.h
+++ b/drivers/gpu/drm/xe/xe_guc_fwif.h
@@ -105,6 +105,7 @@ struct guc_update_exec_queue_policy {
 
 #define GUC_CTL_FEATURE			2
 #define   GUC_CTL_ENABLE_SLPC		BIT(2)
+#define   GUC_CTL_ENABLE_LITE_RESTORE	BIT(4)
 #define   GUC_CTL_DISABLE_SCHEDULER	BIT(14)
 
 #define GUC_CTL_DEBUG			3
-- 
2.25.1