static int asus_led_init(struct asus_laptop *asus) { int r; /* * The Pegatron Lucid has no physical leds, but all methods are * available in the DSDT... */ if (asus->is_pega_lucid) return 0; /* * Functions that actually update the LED's are called from a * workqueue. By doing this as separate work rather than when the LED * subsystem asks, we avoid messing with the Asus ACPI stuff during a * potentially bad time, such as a timer interrupt. */ asus->led_workqueue = create_singlethread_workqueue("led_workqueue"); if (!asus->led_workqueue) return -ENOMEM; r = asus_led_register(asus, &asus->mled, "asus::mail", METHOD_MLED); if (r) goto error; r = asus_led_register(asus, &asus->tled, "asus::touchpad", METHOD_TLED); if (r) goto error; r = asus_led_register(asus, &asus->rled, "asus::record", METHOD_RLED); if (r) goto error; r = asus_led_register(asus, &asus->pled, "asus::phone", METHOD_PLED); if (r) goto error; r = asus_led_register(asus, &asus->gled, "asus::gaming", METHOD_GLED); if (r) goto error; if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL) && !acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_GET, NULL)) { struct asus_led *led = &asus->kled; struct led_classdev *cdev = &led->led; led->asus = asus; INIT_WORK(&led->work, asus_kled_cdev_update); cdev->name = "asus::kbd_backlight"; cdev->brightness_set = asus_kled_cdev_set; cdev->brightness_get = asus_kled_cdev_get; cdev->max_brightness = 3; r = led_classdev_register(&asus->platform_device->dev, cdev); } error: if (r) asus_led_exit(asus); return r; }
static int asus_led_init(struct asus_laptop *asus) { int r = 0; if (asus->is_pega_lucid) return 0; asus->led_workqueue = create_singlethread_workqueue("led_workqueue"); if (!asus->led_workqueue) return -ENOMEM; if (asus->wled_type == TYPE_LED) r = asus_led_register(asus, &asus->wled, "asus::wlan", METHOD_WLAN); if (r) goto error; if (asus->bled_type == TYPE_LED) r = asus_led_register(asus, &asus->bled, "asus::bluetooth", METHOD_BLUETOOTH); if (r) goto error; r = asus_led_register(asus, &asus->mled, "asus::mail", METHOD_MLED); if (r) goto error; r = asus_led_register(asus, &asus->tled, "asus::touchpad", METHOD_TLED); if (r) goto error; r = asus_led_register(asus, &asus->rled, "asus::record", METHOD_RLED); if (r) goto error; r = asus_led_register(asus, &asus->pled, "asus::phone", METHOD_PLED); if (r) goto error; r = asus_led_register(asus, &asus->gled, "asus::gaming", METHOD_GLED); if (r) goto error; if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL) && !acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_GET, NULL)) { struct asus_led *led = &asus->kled; struct led_classdev *cdev = &led->led; led->asus = asus; INIT_WORK(&led->work, asus_kled_cdev_update); cdev->name = "asus::kbd_backlight"; cdev->brightness_set = asus_kled_cdev_set; cdev->brightness_get = asus_kled_cdev_get; cdev->max_brightness = 3; r = led_classdev_register(&asus->platform_device->dev, cdev); } error: if (r) asus_led_exit(asus); return r; }