[Intel-xe] [PATCH v2 16/20] drm/xe/uc: Extract xe_uc_sanitize_reset

[Michał Winiarski]

Earlier GuC load will require more fine-grained control over reset.
Extract it outside of xe_uc_init_hw.

Signed-off-by: Michał Winiarski <michal.winiarski at intel.com>
---
 drivers/gpu/drm/xe/xe_gt.c |  4 ++++
 drivers/gpu/drm/xe/xe_uc.c | 14 ++++++++------
 drivers/gpu/drm/xe/xe_uc.h |  2 +-
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_gt.c b/drivers/gpu/drm/xe/xe_gt.c
index c8e2689873c37..d0962e0cc27e9 100644
--- a/drivers/gpu/drm/xe/xe_gt.c
+++ b/drivers/gpu/drm/xe/xe_gt.c
@@ -537,6 +537,10 @@ static int do_gt_restart(struct xe_gt *gt)
 	for_each_hw_engine(hwe, gt, id)
 		xe_hw_engine_enable_ring(hwe);
 
+	err = xe_uc_sanitize_reset(&gt->uc);
+	if (err)
+		return err;
+
 	err = xe_uc_init_hw(&gt->uc);
 	if (err)
 		return err;
diff --git a/drivers/gpu/drm/xe/xe_uc.c b/drivers/gpu/drm/xe/xe_uc.c
index 784f53c5f282f..13e76e6805ca1 100644
--- a/drivers/gpu/drm/xe/xe_uc.c
+++ b/drivers/gpu/drm/xe/xe_uc.c
@@ -69,10 +69,16 @@ int xe_uc_init(struct xe_uc *uc)
  */
 int xe_uc_init_post_hwconfig(struct xe_uc *uc)
 {
+	int ret;
+
 	/* GuC submission not enabled, nothing to do */
 	if (!xe_device_uc_enabled(uc_to_xe(uc)))
 		return 0;
 
+	ret = xe_uc_sanitize_reset(uc);
+	if (ret)
+		return ret;
+
 	return xe_guc_init_post_hwconfig(&uc->guc);
 }
 
@@ -90,13 +96,13 @@ static int uc_reset(struct xe_uc *uc)
 	return 0;
 }
 
-void xe_uc_sanitize(struct xe_uc *uc)
+static void xe_uc_sanitize(struct xe_uc *uc)
 {
 	xe_huc_sanitize(&uc->huc);
 	xe_guc_sanitize(&uc->guc);
 }
 
-static int xe_uc_sanitize_reset(struct xe_uc *uc)
+int xe_uc_sanitize_reset(struct xe_uc *uc)
 {
 	xe_uc_sanitize(uc);
 
@@ -136,10 +142,6 @@ int xe_uc_init_hw(struct xe_uc *uc)
 	if (!xe_device_uc_enabled(uc_to_xe(uc)))
 		return 0;
 
-	ret = xe_uc_sanitize_reset(uc);
-	if (ret)
-		return ret;
-
 	ret = xe_huc_upload(&uc->huc);
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/xe/xe_uc.h b/drivers/gpu/drm/xe/xe_uc.h
index 4109ae7028af5..5d5110c0c834b 100644
--- a/drivers/gpu/drm/xe/xe_uc.h
+++ b/drivers/gpu/drm/xe/xe_uc.h
@@ -19,6 +19,6 @@ void xe_uc_stop_prepare(struct xe_uc *uc);
 int xe_uc_stop(struct xe_uc *uc);
 int xe_uc_start(struct xe_uc *uc);
 int xe_uc_suspend(struct xe_uc *uc);
-void xe_uc_sanitize(struct xe_uc *uc);
+int xe_uc_sanitize_reset(struct xe_uc *uc);
 
 #endif
-- 
2.42.1