[PATCH 6/6] drm/xe/pf: Allow to trigger VF GuC state restore from debugfs

[Michal Wajdeczko]

For feature enabling and testing purposes, allow to restore saved
or replaced VF GuC state from debugfs, bypassing normal migration
flow. This is available only under strict debug config.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Michał Winiarski <michal.winiarski at intel.com>
Cc: Tomasz Lis <tomasz.lis at intel.com>
---
 drivers/gpu/drm/xe/xe_gt_sriov_pf_debugfs.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_gt_sriov_pf_debugfs.c b/drivers/gpu/drm/xe/xe_gt_sriov_pf_debugfs.c
index e990a63ec998..ccbcf6e572d0 100644
--- a/drivers/gpu/drm/xe/xe_gt_sriov_pf_debugfs.c
+++ b/drivers/gpu/drm/xe/xe_gt_sriov_pf_debugfs.c
@@ -313,6 +313,9 @@ static const struct {
 	{ "stop", xe_gt_sriov_pf_control_stop_vf },
 	{ "pause", xe_gt_sriov_pf_control_pause_vf },
 	{ "resume", xe_gt_sriov_pf_control_resume_vf },
+#ifdef CONFIG_DRM_XE_DEBUG_SRIOV
+	{ "restore!", xe_gt_sriov_pf_migration_restore_guc_state },
+#endif
 };
 
 static ssize_t control_write(struct file *file, const char __user *buf, size_t count, loff_t *pos)
-- 
2.43.0