226 	spin_lock_init(&ct->dead.lock);  in xe_guc_ct_init()
227 	INIT_WORK(&ct->dead.worker, ct_dead_worker_func);  in xe_guc_ct_init()
470 	 * after any existing dead state has been dumped.  in xe_guc_ct_enable()
472 	spin_lock_irq(&ct->dead.lock);  in xe_guc_ct_enable()
473 	if (ct->dead.reason) {  in xe_guc_ct_enable()
474 		ct->dead.reason |= (1 << CT_DEAD_STATE_REARM);  in xe_guc_ct_enable()
475 		queue_work(system_unbound_wq, &ct->dead.worker);  in xe_guc_ct_enable()
477 	spin_unlock_irq(&ct->dead.lock);  in xe_guc_ct_enable()
1783 	if (ct->dead.reported)  in ct_dead_capture()
1786 	spin_lock_irqsave(&ct->dead.lock, flags);  in ct_dead_capture()
1789 	have_capture = ct->dead.reason & (1 << CT_DEAD_STATE_CAPTURE);  in ct_dead_capture()
1790 	ct->dead.reason |= (1 << reason_code) |  in ct_dead_capture()
1793 	spin_unlock_irqrestore(&ct->dead.lock, flags);  in ct_dead_capture()
1801 	spin_lock_irqsave(&ct->dead.lock, flags);  in ct_dead_capture()
1803 	if (ct->dead.snapshot_log || ct->dead.snapshot_ct) {  in ct_dead_capture()
1804 		xe_gt_err(ct_to_gt(ct), "Got unexpected dead CT capture!\n");  in ct_dead_capture()
1808 		ct->dead.snapshot_log = snapshot_log;  in ct_dead_capture()
1809 		ct->dead.snapshot_ct = snapshot_ct;  in ct_dead_capture()
1812 	spin_unlock_irqrestore(&ct->dead.lock, flags);  in ct_dead_capture()
1814 	queue_work(system_unbound_wq, &(ct)->dead.worker);  in ct_dead_capture()
1817 static void ct_dead_print(struct xe_dead_ct *dead)  in ct_dead_print()  argument
1819 	struct xe_guc_ct *ct = container_of(dead, struct xe_guc_ct, dead);  in ct_dead_print()
1826 	if (!dead->reason) {  in ct_dead_print()
1827 		xe_gt_err(gt, "CTB is dead for no reason!?\n");  in ct_dead_print()
1831 	drm_printf(&lp, "CTB is dead - reason=0x%X\n", dead->reason);  in ct_dead_print()
1841 	xe_guc_log_snapshot_print(dead->snapshot_log, &lp);  in ct_dead_print()
1844 	xe_guc_ct_snapshot_print(dead->snapshot_ct, &lp);  in ct_dead_print()
1851 	struct xe_guc_ct *ct = container_of(w, struct xe_guc_ct, dead.worker);  in ct_dead_worker_func()
1853 	if (!ct->dead.reported) {  in ct_dead_worker_func()
1854 		ct->dead.reported = true;  in ct_dead_worker_func()
1855 		ct_dead_print(&ct->dead);  in ct_dead_worker_func()
1858 	spin_lock_irq(&ct->dead.lock);  in ct_dead_worker_func()
1860 	xe_guc_log_snapshot_free(ct->dead.snapshot_log);  in ct_dead_worker_func()
1861 	ct->dead.snapshot_log = NULL;  in ct_dead_worker_func()
1862 	xe_guc_ct_snapshot_free(ct->dead.snapshot_ct);  in ct_dead_worker_func()
1863 	ct->dead.snapshot_ct = NULL;  in ct_dead_worker_func()
1865 	if (ct->dead.reason & (1 << CT_DEAD_STATE_REARM)) {  in ct_dead_worker_func()
1867 		ct->dead.reason = 0;  in ct_dead_worker_func()
1868 		ct->dead.reported = false;  in ct_dead_worker_func()
1871 	spin_unlock_irq(&ct->dead.lock);  in ct_dead_worker_func()