59 	struct cros_ec_debugfs *debug_info =  in cros_ec_console_log_work()  local
63 	struct cros_ec_dev *ec = debug_info->ec;  in cros_ec_console_log_work()
64 	struct circ_buf *cb = &debug_info->log_buffer;  in cros_ec_console_log_work()
70 		(struct ec_params_console_read_v1 *)debug_info->read_msg->data;  in cros_ec_console_log_work()
71 	uint8_t *ec_buffer = (uint8_t *)debug_info->read_msg->data;  in cros_ec_console_log_work()
81 	mutex_lock(&debug_info->log_mutex);  in cros_ec_console_log_work()
94 					      debug_info->read_msg);  in cros_ec_console_log_work()
110 		wake_up(&debug_info->log_wq);  in cros_ec_console_log_work()
113 	mutex_unlock(&debug_info->log_mutex);  in cros_ec_console_log_work()
116 	schedule_delayed_work(&debug_info->log_poll_work,  in cros_ec_console_log_work()
130 	struct cros_ec_debugfs *debug_info = file->private_data;  in cros_ec_console_log_read()  local
131 	struct circ_buf *cb = &debug_info->log_buffer;  in cros_ec_console_log_read()
134 	mutex_lock(&debug_info->log_mutex);  in cros_ec_console_log_read()
142 		mutex_unlock(&debug_info->log_mutex);  in cros_ec_console_log_read()
144 		ret = wait_event_interruptible(debug_info->log_wq,  in cros_ec_console_log_read()
149 		mutex_lock(&debug_info->log_mutex);  in cros_ec_console_log_read()
166 	mutex_unlock(&debug_info->log_mutex);  in cros_ec_console_log_read()
173 	struct cros_ec_debugfs *debug_info = file->private_data;  in cros_ec_console_log_poll()  local
176 	poll_wait(file, &debug_info->log_wq, wait);  in cros_ec_console_log_poll()
178 	mutex_lock(&debug_info->log_mutex);  in cros_ec_console_log_poll()
179 	if (CIRC_CNT(debug_info->log_buffer.head,  in cros_ec_console_log_poll()
180 		     debug_info->log_buffer.tail,  in cros_ec_console_log_poll()
183 	mutex_unlock(&debug_info->log_mutex);  in cros_ec_console_log_poll()
199 	struct cros_ec_debugfs *debug_info = file->private_data;  in cros_ec_pdinfo_read()  local
200 	struct cros_ec_device *ec_dev = debug_info->ec->ec_dev;  in cros_ec_pdinfo_read()
267 	struct cros_ec_debugfs *debug_info = file->private_data;  in cros_ec_uptime_read()  local
268 	struct cros_ec_device *ec_dev = debug_info->ec->ec_dev;  in cros_ec_uptime_read()
344 static int cros_ec_create_console_log(struct cros_ec_debugfs *debug_info)  in cros_ec_create_console_log()  argument
346 	struct cros_ec_dev *ec = debug_info->ec;  in cros_ec_create_console_log()
364 	debug_info->read_msg = devm_kzalloc(ec->dev,  in cros_ec_create_console_log()
365 		sizeof(*debug_info->read_msg) +  in cros_ec_create_console_log()
367 	if (!debug_info->read_msg)  in cros_ec_create_console_log()
370 	debug_info->read_msg->version = 1;  in cros_ec_create_console_log()
371 	debug_info->read_msg->command = EC_CMD_CONSOLE_READ + ec->cmd_offset;  in cros_ec_create_console_log()
372 	debug_info->read_msg->outsize = read_params_size;  in cros_ec_create_console_log()
373 	debug_info->read_msg->insize = read_response_size;  in cros_ec_create_console_log()
375 	debug_info->log_buffer.buf = buf;  in cros_ec_create_console_log()
376 	debug_info->log_buffer.head = 0;  in cros_ec_create_console_log()
377 	debug_info->log_buffer.tail = 0;  in cros_ec_create_console_log()
379 	mutex_init(&debug_info->log_mutex);  in cros_ec_create_console_log()
380 	init_waitqueue_head(&debug_info->log_wq);  in cros_ec_create_console_log()
382 	debugfs_create_file("console_log", S_IFREG | 0444, debug_info->dir,  in cros_ec_create_console_log()
383 			    debug_info, &cros_ec_console_log_fops);  in cros_ec_create_console_log()
385 	INIT_DELAYED_WORK(&debug_info->log_poll_work,  in cros_ec_create_console_log()
387 	schedule_delayed_work(&debug_info->log_poll_work, 0);  in cros_ec_create_console_log()
392 static void cros_ec_cleanup_console_log(struct cros_ec_debugfs *debug_info)  in cros_ec_cleanup_console_log()  argument
394 	if (debug_info->log_buffer.buf) {  in cros_ec_cleanup_console_log()
395 		cancel_delayed_work_sync(&debug_info->log_poll_work);  in cros_ec_cleanup_console_log()
396 		mutex_destroy(&debug_info->log_mutex);  in cros_ec_cleanup_console_log()
400 static int cros_ec_create_panicinfo(struct cros_ec_debugfs *debug_info)  in cros_ec_create_panicinfo()  argument
402 	struct cros_ec_device *ec_dev = debug_info->ec->ec_dev;  in cros_ec_create_panicinfo()
409 	msg = devm_kzalloc(debug_info->ec->dev,  in cros_ec_create_panicinfo()
427 	debug_info->panicinfo_blob.data = msg->data;  in cros_ec_create_panicinfo()
428 	debug_info->panicinfo_blob.size = ret;  in cros_ec_create_panicinfo()
430 	debugfs_create_blob("panicinfo", S_IFREG | 0444, debug_info->dir,  in cros_ec_create_panicinfo()
431 			    &debug_info->panicinfo_blob);  in cros_ec_create_panicinfo()
436 	devm_kfree(debug_info->ec->dev, msg);  in cros_ec_create_panicinfo()
445 	struct cros_ec_debugfs *debug_info;  in cros_ec_debugfs_probe()  local
448 	debug_info = devm_kzalloc(ec->dev, sizeof(*debug_info), GFP_KERNEL);  in cros_ec_debugfs_probe()
449 	if (!debug_info)  in cros_ec_debugfs_probe()
452 	debug_info->ec = ec;  in cros_ec_debugfs_probe()
453 	debug_info->dir = debugfs_create_dir(name, NULL);  in cros_ec_debugfs_probe()
455 	ret = cros_ec_create_panicinfo(debug_info);  in cros_ec_debugfs_probe()
459 	ret = cros_ec_create_console_log(debug_info);  in cros_ec_debugfs_probe()
463 	debugfs_create_file("pdinfo", 0444, debug_info->dir, debug_info,  in cros_ec_debugfs_probe()
467 		debugfs_create_file("uptime", 0444, debug_info->dir, debug_info,  in cros_ec_debugfs_probe()
470 	debugfs_create_x32("last_resume_result", 0444, debug_info->dir,  in cros_ec_debugfs_probe()
473 	ec->debug_info = debug_info;  in cros_ec_debugfs_probe()
480 	debugfs_remove_recursive(debug_info->dir);  in cros_ec_debugfs_probe()
488 	debugfs_remove_recursive(ec->debug_info->dir);  in cros_ec_debugfs_remove()
489 	cros_ec_cleanup_console_log(ec->debug_info);  in cros_ec_debugfs_remove()
498 	if (ec->debug_info->log_buffer.buf)  in cros_ec_debugfs_suspend()
499 		cancel_delayed_work_sync(&ec->debug_info->log_poll_work);  in cros_ec_debugfs_suspend()
508 	if (ec->debug_info->log_buffer.buf)  in cros_ec_debugfs_resume()
509 		schedule_delayed_work(&ec->debug_info->log_poll_work, 0);  in cros_ec_debugfs_resume()