fbdev/radeonfb: Use hardware device as backlight parent

Use the hardware device in struct fb_info.device as parent of the
backlight device. Aligns the driver with the rest of the codebase
and prepares fbdev for making struct fb_info.dev optional.

v2:
	* add Cc: tag (Dan)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230613110953.24176-23-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-06-13 13:06:57 +02:00
parent 1a7f3c2653
commit e7df4a9b40

View File

@ -147,7 +147,7 @@ void radeonfb_bl_init(struct radeonfb_info *rinfo)
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
props.max_brightness = FB_BACKLIGHT_LEVELS - 1;
bd = backlight_device_register(name, rinfo->info->dev, pdata,
bd = backlight_device_register(name, rinfo->info->device, pdata,
&radeon_bl_data, &props);
if (IS_ERR(bd)) {
rinfo->info->bl_dev = NULL;