diff options
Diffstat (limited to 'drivers/acpi/video.c')
| -rw-r--r-- | drivers/acpi/video.c | 35 |
1 files changed, 12 insertions, 23 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 75e422bd926a..0771b434feb2 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -169,7 +169,6 @@ struct acpi_video_device { struct acpi_device *dev; struct acpi_video_device_brightness *brightness; struct backlight_device *backlight; - struct backlight_properties *data; }; /* bus */ @@ -286,13 +285,18 @@ static int acpi_video_get_brightness(struct backlight_device *bd) static int acpi_video_set_brightness(struct backlight_device *bd) { - int request_level = bd->props->brightness; + int request_level = bd->props.brightness; struct acpi_video_device *vd = (struct acpi_video_device *)class_get_devdata(&bd->class_dev); acpi_video_device_lcd_set_level(vd, request_level); return 0; } +static struct backlight_ops acpi_backlight_ops = { + .get_brightness = acpi_video_get_brightness, + .update_status = acpi_video_set_brightness, +}; + /* -------------------------------------------------------------------------- Video Management -------------------------------------------------------------------------- */ @@ -608,30 +612,18 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) unsigned long tmp; static int count = 0; char *name; - struct backlight_properties *acpi_video_data; - name = kzalloc(MAX_NAME_LEN, GFP_KERNEL); if (!name) return; - acpi_video_data = kzalloc( - sizeof(struct backlight_properties), - GFP_KERNEL); - if (!acpi_video_data){ - kfree(name); - return; - } - acpi_video_data->get_brightness = - acpi_video_get_brightness; - acpi_video_data->update_status = - acpi_video_set_brightness; sprintf(name, "acpi_video%d", count++); - device->data = acpi_video_data; - acpi_video_data->max_brightness = max_level; acpi_video_device_lcd_get_level_current(device, &tmp); - acpi_video_data->brightness = (int)tmp; device->backlight = backlight_device_register(name, - NULL, device, acpi_video_data); + NULL, device, &acpi_backlight_ops); + device->backlight->props.max_brightness = max_level; + device->backlight->props.brightness = (int)tmp; + backlight_update_status(device->backlight); + kfree(name); } return; @@ -1676,10 +1668,7 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device) status = acpi_remove_notify_handler(device->dev->handle, ACPI_DEVICE_NOTIFY, acpi_video_device_notify); - if (device->backlight){ - backlight_device_unregister(device->backlight); - kfree(device->data); - } + backlight_device_unregister(device->backlight); return 0; } |