23 		 "NPU firmware default log level: debug=" __stringify(IVPU_FW_LOG_DEBUG)
32 	struct vpu_tracing_buffer_header *log;  in fw_log_from_bo()  local
34 	if ((*offset + sizeof(*log)) > ivpu_bo_size(bo))  in fw_log_from_bo()
37 	log = ivpu_bo_vaddr(bo) + *offset;  in fw_log_from_bo()
39 	if (log->vpu_canary_start != VPU_TRACING_BUFFER_CANARY)  in fw_log_from_bo()
42 	if (log->header_size < sizeof(*log) || log->header_size > 1024) {  in fw_log_from_bo()
43 		ivpu_dbg(vdev, FW_BOOT, "Invalid header size 0x%x\n", log->header_size);  in fw_log_from_bo()
46 	if ((char *)log + log->size > (char *)ivpu_bo_vaddr(bo) + ivpu_bo_size(bo)) {  in fw_log_from_bo()
47 		ivpu_dbg(vdev, FW_BOOT, "Invalid log size 0x%x\n", log->size);  in fw_log_from_bo()
51 	*out_log = log;  in fw_log_from_bo()
52 	*offset += log->size;  in fw_log_from_bo()
55 …"FW log name \"%s\", write offset 0x%x size 0x%x, wrap count %d, hdr version %d size %d format %d,…  in fw_log_from_bo()
56 		 log->name, log->write_index, log->size, log->wrap_count, log->header_version,  in fw_log_from_bo()
57 		 log->header_size, log->format, log->alignment);  in fw_log_from_bo()
93 static void fw_log_print_buffer(struct vpu_tracing_buffer_header *log, const char *prefix,  in fw_log_print_buffer()  argument
96 	char *log_data = (void *)log + log->header_size;  in fw_log_print_buffer()
97 	u32 data_size = log->size - log->header_size;  in fw_log_print_buffer()
98 	u32 log_start = only_new_msgs ? READ_ONCE(log->read_index) : 0;  in fw_log_print_buffer()
99 	u32 log_end = READ_ONCE(log->write_index);  in fw_log_print_buffer()
101 	if (log->wrap_count == log->read_wrap_count) {  in fw_log_print_buffer()
103 			drm_printf(p, "==== %s \"%s\" log empty ====\n", prefix, log->name);  in fw_log_print_buffer()
106 	} else if (log->wrap_count == log->read_wrap_count + 1) {  in fw_log_print_buffer()
113 	drm_printf(p, "==== %s \"%s\" log start ====\n", prefix, log->name);  in fw_log_print_buffer()
121 	drm_printf(p, "==== %s \"%s\" log end   ====\n", prefix, log->name);  in fw_log_print_buffer()
128 	struct vpu_tracing_buffer_header *log;  in fw_log_print_all_in_bo()  local
131 	while (fw_log_from_bo(vdev, bo, &next, &log) == 0)  in fw_log_print_all_in_bo()
132 		fw_log_print_buffer(log, name, only_new_msgs, p);  in fw_log_print_all_in_bo()
143 	struct vpu_tracing_buffer_header *log;  in ivpu_fw_log_mark_read()  local
147 	while (fw_log_from_bo(vdev, vdev->fw->mem_log_crit, &next, &log) == 0) {  in ivpu_fw_log_mark_read()
148 		log->read_index = READ_ONCE(log->write_index);  in ivpu_fw_log_mark_read()
149 		log->read_wrap_count = READ_ONCE(log->wrap_count);  in ivpu_fw_log_mark_read()
153 	while (fw_log_from_bo(vdev, vdev->fw->mem_log_verb, &next, &log) == 0) {  in ivpu_fw_log_mark_read()
154 		log->read_index = READ_ONCE(log->write_index);  in ivpu_fw_log_mark_read()
155 		log->read_wrap_count = READ_ONCE(log->wrap_count);  in ivpu_fw_log_mark_read()
161 	struct vpu_tracing_buffer_header *log;  in ivpu_fw_log_reset()  local
165 	while (fw_log_from_bo(vdev, vdev->fw->mem_log_crit, &next, &log) == 0) {  in ivpu_fw_log_reset()
166 		log->read_index = 0;  in ivpu_fw_log_reset()
167 		log->read_wrap_count = 0;  in ivpu_fw_log_reset()
171 	while (fw_log_from_bo(vdev, vdev->fw->mem_log_verb, &next, &log) == 0) {  in ivpu_fw_log_reset()
172 		log->read_index = 0;  in ivpu_fw_log_reset()
173 		log->read_wrap_count = 0;  in ivpu_fw_log_reset()