1982 	struct xe_guc_ct_snapshot *snapshot;  in guc_ct_snapshot_alloc()  local
1984 	snapshot = kzalloc(sizeof(*snapshot), atomic ? GFP_ATOMIC : GFP_KERNEL);  in guc_ct_snapshot_alloc()
1985 	if (!snapshot)  in guc_ct_snapshot_alloc()
1989 		snapshot->ctb_size = xe_bo_size(ct->bo);  in guc_ct_snapshot_alloc()
1990 		snapshot->ctb = kmalloc(snapshot->ctb_size, atomic ? GFP_ATOMIC : GFP_KERNEL);  in guc_ct_snapshot_alloc()
1993 	return snapshot;  in guc_ct_snapshot_alloc()
1997 				     struct guc_ctb_snapshot *snapshot)  in guc_ctb_snapshot_capture()  argument
1999 	xe_map_memcpy_from(xe, &snapshot->desc, &ctb->desc, 0,  in guc_ctb_snapshot_capture()
2001 	memcpy(&snapshot->info, &ctb->info, sizeof(struct guc_ctb_info));  in guc_ctb_snapshot_capture()
2004 static void guc_ctb_snapshot_print(struct guc_ctb_snapshot *snapshot,  in guc_ctb_snapshot_print()  argument
2007 	drm_printf(p, "\tsize: %d\n", snapshot->info.size);  in guc_ctb_snapshot_print()
2008 	drm_printf(p, "\tresv_space: %d\n", snapshot->info.resv_space);  in guc_ctb_snapshot_print()
2009 	drm_printf(p, "\thead: %d\n", snapshot->info.head);  in guc_ctb_snapshot_print()
2010 	drm_printf(p, "\ttail: %d\n", snapshot->info.tail);  in guc_ctb_snapshot_print()
2011 	drm_printf(p, "\tspace: %d\n", snapshot->info.space);  in guc_ctb_snapshot_print()
2012 	drm_printf(p, "\tbroken: %d\n", snapshot->info.broken);  in guc_ctb_snapshot_print()
2013 	drm_printf(p, "\thead (memory): %d\n", snapshot->desc.head);  in guc_ctb_snapshot_print()
2014 	drm_printf(p, "\ttail (memory): %d\n", snapshot->desc.tail);  in guc_ctb_snapshot_print()
2015 	drm_printf(p, "\tstatus (memory): 0x%x\n", snapshot->desc.status);  in guc_ctb_snapshot_print()
2022 	struct xe_guc_ct_snapshot *snapshot;  in guc_ct_snapshot_capture()  local
2024 	snapshot = guc_ct_snapshot_alloc(ct, atomic, want_ctb);  in guc_ct_snapshot_capture()
2025 	if (!snapshot) {  in guc_ct_snapshot_capture()
2031 		snapshot->ct_enabled = true;  in guc_ct_snapshot_capture()
2032 		snapshot->g2h_outstanding = READ_ONCE(ct->g2h_outstanding);  in guc_ct_snapshot_capture()
2033 		guc_ctb_snapshot_capture(xe, &ct->ctbs.h2g, &snapshot->h2g);  in guc_ct_snapshot_capture()
2034 		guc_ctb_snapshot_capture(xe, &ct->ctbs.g2h, &snapshot->g2h);  in guc_ct_snapshot_capture()
2037 	if (ct->bo && snapshot->ctb)  in guc_ct_snapshot_capture()
2038 		xe_map_memcpy_from(xe, snapshot->ctb, &ct->bo->vmap, 0, snapshot->ctb_size);  in guc_ct_snapshot_capture()
2040 	return snapshot;  in guc_ct_snapshot_capture()
2065 void xe_guc_ct_snapshot_print(struct xe_guc_ct_snapshot *snapshot,  in xe_guc_ct_snapshot_print()  argument
2068 	if (!snapshot)  in xe_guc_ct_snapshot_print()
2071 	if (snapshot->ct_enabled) {  in xe_guc_ct_snapshot_print()
2073 		guc_ctb_snapshot_print(&snapshot->h2g, p);  in xe_guc_ct_snapshot_print()
2076 		guc_ctb_snapshot_print(&snapshot->g2h, p);  in xe_guc_ct_snapshot_print()
2078 			   snapshot->g2h_outstanding);  in xe_guc_ct_snapshot_print()
2080 		if (snapshot->ctb) {  in xe_guc_ct_snapshot_print()
2081 			drm_printf(p, "[CTB].length: 0x%zx\n", snapshot->ctb_size);  in xe_guc_ct_snapshot_print()
2083 					      snapshot->ctb, 0, snapshot->ctb_size);  in xe_guc_ct_snapshot_print()
2097 void xe_guc_ct_snapshot_free(struct xe_guc_ct_snapshot *snapshot)  in xe_guc_ct_snapshot_free()  argument
2099 	if (!snapshot)  in xe_guc_ct_snapshot_free()
2102 	kfree(snapshot->ctb);  in xe_guc_ct_snapshot_free()
2103 	kfree(snapshot);  in xe_guc_ct_snapshot_free()
2117 	struct xe_guc_ct_snapshot *snapshot;  in xe_guc_ct_print()  local
2119 	snapshot = guc_ct_snapshot_capture(ct, false, want_ctb);  in xe_guc_ct_print()
2120 	xe_guc_ct_snapshot_print(snapshot, p);  in xe_guc_ct_print()
2121 	xe_guc_ct_snapshot_free(snapshot);  in xe_guc_ct_print()