[PATCH v2 06/10] drm/xe/xe_late_bind_fw: Reload late binding fw in rpm resume
Badal Nilawar
badal.nilawar at intel.com
Fri Jun 6 17:57:03 UTC 2025
Reload late binding fw during runtime resume.
v2: Flush worker during runtime suspend
Signed-off-by: Badal Nilawar <badal.nilawar at intel.com>
---
drivers/gpu/drm/xe/xe_late_bind_fw.c | 2 +-
drivers/gpu/drm/xe/xe_late_bind_fw.h | 1 +
drivers/gpu/drm/xe/xe_pm.c | 6 ++++++
3 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/xe/xe_late_bind_fw.c b/drivers/gpu/drm/xe/xe_late_bind_fw.c
index 7fe304c54374..d69f950bddd2 100644
--- a/drivers/gpu/drm/xe/xe_late_bind_fw.c
+++ b/drivers/gpu/drm/xe/xe_late_bind_fw.c
@@ -49,7 +49,7 @@ static int late_bind_fw_num_fans(struct xe_late_bind *late_bind)
return 0;
}
-static void xe_late_bind_wait_for_worker_completion(struct xe_late_bind *late_bind)
+void xe_late_bind_wait_for_worker_completion(struct xe_late_bind *late_bind)
{
struct xe_device *xe = late_bind_to_xe(late_bind);
struct xe_late_bind_fw *lbfw;
diff --git a/drivers/gpu/drm/xe/xe_late_bind_fw.h b/drivers/gpu/drm/xe/xe_late_bind_fw.h
index 166957e84c2f..5fb724c5c863 100644
--- a/drivers/gpu/drm/xe/xe_late_bind_fw.h
+++ b/drivers/gpu/drm/xe/xe_late_bind_fw.h
@@ -13,5 +13,6 @@ struct xe_late_bind;
int xe_late_bind_init(struct xe_late_bind *late_bind);
int xe_late_bind_fw_init(struct xe_late_bind *late_bind);
int xe_late_bind_fw_load(struct xe_late_bind *late_bind);
+void xe_late_bind_wait_for_worker_completion(struct xe_late_bind *late_bind);
#endif
diff --git a/drivers/gpu/drm/xe/xe_pm.c b/drivers/gpu/drm/xe/xe_pm.c
index 693866def183..af6f6e63ca9c 100644
--- a/drivers/gpu/drm/xe/xe_pm.c
+++ b/drivers/gpu/drm/xe/xe_pm.c
@@ -20,6 +20,7 @@
#include "xe_gt.h"
#include "xe_guc.h"
#include "xe_irq.h"
+#include "xe_late_bind_fw.h"
#include "xe_pcode.h"
#include "xe_pxp.h"
#include "xe_trace.h"
@@ -460,6 +461,8 @@ int xe_pm_runtime_suspend(struct xe_device *xe)
if (err)
goto out;
+ xe_late_bind_wait_for_worker_completion(&xe->late_bind);
+
/*
* Applying lock for entire list op as xe_ttm_bo_destroy and xe_bo_move_notify
* also checks and deletes bo entry from user fault list.
@@ -550,6 +553,9 @@ int xe_pm_runtime_resume(struct xe_device *xe)
xe_pxp_pm_resume(xe->pxp);
+ if (xe->d3cold.allowed)
+ xe_late_bind_fw_load(&xe->late_bind);
+
out:
xe_rpm_lockmap_release(xe);
xe_pm_write_callback_task(xe, NULL);
--
2.34.1
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