438 	struct ziirave_wdt_data *w_priv = i2c_get_clientdata(client);  in ziirave_wdt_sysfs_show_firm()  local
441 	ret = mutex_lock_interruptible(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_show_firm()
446 			 w_priv->firmware_rev.major,  in ziirave_wdt_sysfs_show_firm()
447 			 w_priv->firmware_rev.minor);  in ziirave_wdt_sysfs_show_firm()
449 	mutex_unlock(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_show_firm()
462 	struct ziirave_wdt_data *w_priv = i2c_get_clientdata(client);  in ziirave_wdt_sysfs_show_boot()  local
465 	ret = mutex_lock_interruptible(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_show_boot()
470 			 w_priv->bootloader_rev.major,  in ziirave_wdt_sysfs_show_boot()
471 			 w_priv->bootloader_rev.minor);  in ziirave_wdt_sysfs_show_boot()
473 	mutex_unlock(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_show_boot()
486 	struct ziirave_wdt_data *w_priv = i2c_get_clientdata(client);  in ziirave_wdt_sysfs_show_reason()  local
489 	ret = mutex_lock_interruptible(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_show_reason()
493 	ret = sysfs_emit(buf, "%s\n", ziirave_reasons[w_priv->reset_reason]);  in ziirave_wdt_sysfs_show_reason()
495 	mutex_unlock(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_show_reason()
508 	struct ziirave_wdt_data *w_priv = i2c_get_clientdata(client);  in ziirave_wdt_sysfs_store_firm()  local
518 	err = mutex_lock_interruptible(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_store_firm()
522 	err = ziirave_firm_upload(&w_priv->wdd, fw);  in ziirave_wdt_sysfs_store_firm()
529 	err = ziirave_wdt_revision(client, &w_priv->firmware_rev,  in ziirave_wdt_sysfs_store_firm()
539 		 w_priv->firmware_rev.major, w_priv->firmware_rev.minor);  in ziirave_wdt_sysfs_store_firm()
542 	err = ziirave_wdt_set_timeout(&w_priv->wdd, w_priv->wdd.timeout);  in ziirave_wdt_sysfs_store_firm()
547 	mutex_unlock(&w_priv->sysfs_mutex);  in ziirave_wdt_sysfs_store_firm()
599 	struct ziirave_wdt_data *w_priv;  in ziirave_wdt_probe()  local
608 	w_priv = devm_kzalloc(&client->dev, sizeof(*w_priv), GFP_KERNEL);  in ziirave_wdt_probe()
609 	if (!w_priv)  in ziirave_wdt_probe()
612 	mutex_init(&w_priv->sysfs_mutex);  in ziirave_wdt_probe()
614 	w_priv->wdd.info = &ziirave_wdt_info;  in ziirave_wdt_probe()
615 	w_priv->wdd.ops = &ziirave_wdt_ops;  in ziirave_wdt_probe()
616 	w_priv->wdd.min_timeout = ZIIRAVE_TIMEOUT_MIN;  in ziirave_wdt_probe()
617 	w_priv->wdd.max_timeout = ZIIRAVE_TIMEOUT_MAX;  in ziirave_wdt_probe()
618 	w_priv->wdd.parent = &client->dev;  in ziirave_wdt_probe()
619 	w_priv->wdd.groups = ziirave_wdt_groups;  in ziirave_wdt_probe()
621 	watchdog_init_timeout(&w_priv->wdd, wdt_timeout, &client->dev);  in ziirave_wdt_probe()
628 	if (w_priv->wdd.timeout == 0) {  in ziirave_wdt_probe()
639 		w_priv->wdd.timeout = val;  in ziirave_wdt_probe()
642 	ret = ziirave_wdt_set_timeout(&w_priv->wdd, w_priv->wdd.timeout);  in ziirave_wdt_probe()
648 	dev_info(&client->dev, "Timeout set to %ds\n", w_priv->wdd.timeout);  in ziirave_wdt_probe()
650 	watchdog_set_nowayout(&w_priv->wdd, nowayout);  in ziirave_wdt_probe()
652 	i2c_set_clientdata(client, w_priv);  in ziirave_wdt_probe()
662 		ziirave_wdt_stop(&w_priv->wdd);  in ziirave_wdt_probe()
670 	ret = ziirave_wdt_revision(client, &w_priv->firmware_rev,  in ziirave_wdt_probe()
679 		 w_priv->firmware_rev.major, w_priv->firmware_rev.minor);  in ziirave_wdt_probe()
681 	ret = ziirave_wdt_revision(client, &w_priv->bootloader_rev,  in ziirave_wdt_probe()
690 		 w_priv->bootloader_rev.major, w_priv->bootloader_rev.minor);  in ziirave_wdt_probe()
692 	w_priv->reset_reason = i2c_smbus_read_byte_data(client,  in ziirave_wdt_probe()
694 	if (w_priv->reset_reason < 0) {  in ziirave_wdt_probe()
696 		return w_priv->reset_reason;  in ziirave_wdt_probe()
699 	if (w_priv->reset_reason >= ARRAY_SIZE(ziirave_reasons) ||  in ziirave_wdt_probe()
700 	    !ziirave_reasons[w_priv->reset_reason]) {  in ziirave_wdt_probe()
705 	ret = watchdog_register_device(&w_priv->wdd);  in ziirave_wdt_probe()
712 	struct ziirave_wdt_data *w_priv = i2c_get_clientdata(client);  in ziirave_wdt_remove()  local
714 	watchdog_unregister_device(&w_priv->wdd);  in ziirave_wdt_remove()