[PATCH 1/2] drm/xe/guc: Unblock GuC buffer cache for all modes

Michal Wajdeczko michal.wajdeczko at intel.com
Mon May 12 22:00:17 UTC 2025


Today we were using GuC buffer cache only in the PF mode, but
shortly we will want to use it also in native and VF mode.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
---
 drivers/gpu/drm/xe/xe_guc.c     | 4 ++++
 drivers/gpu/drm/xe/xe_guc_buf.c | 4 ----
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c
index bac5471a1a78..350434a8b953 100644
--- a/drivers/gpu/drm/xe/xe_guc.c
+++ b/drivers/gpu/drm/xe/xe_guc.c
@@ -710,6 +710,10 @@ static int vf_guc_init_post_hwconfig(struct xe_guc *guc)
 	if (err)
 		return err;
 
+	err = xe_guc_buf_cache_init(&guc->buf);
+	if (err)
+		return err;
+
 	/* XXX xe_guc_db_mgr_init not needed for now */
 
 	return 0;
diff --git a/drivers/gpu/drm/xe/xe_guc_buf.c b/drivers/gpu/drm/xe/xe_guc_buf.c
index 0193c94dd6a0..14a07dca48e7 100644
--- a/drivers/gpu/drm/xe/xe_guc_buf.c
+++ b/drivers/gpu/drm/xe/xe_guc_buf.c
@@ -37,10 +37,6 @@ int xe_guc_buf_cache_init(struct xe_guc_buf_cache *cache)
 	struct xe_gt *gt = cache_to_gt(cache);
 	struct xe_sa_manager *sam;
 
-	/* XXX: currently it's useful only for the PF actions */
-	if (!IS_SRIOV_PF(gt_to_xe(gt)))
-		return 0;
-
 	sam = __xe_sa_bo_manager_init(gt_to_tile(gt), SZ_8K, 0, sizeof(u32));
 	if (IS_ERR(sam))
 		return PTR_ERR(sam);
-- 
2.47.1



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