backlight/bd6107: Rename struct bd6107_platform_data.fbdev to 'dev'

Rename struct bd6107_platform_data.fbdev to 'dev', as it stores a
pointer to the Linux platform device; not the fbdev device. Makes
the code easier to understand.

Signed-off-by: Thomas Zimmermann <[e-mail]>
Cc: Lee Jones <[e-mail]>
Cc: Daniel Thompson <[e-mail]>
Cc: Jingoo Han <[e-mail]>
Reviewed-by: Javier Martinez Canillas <[e-mail]>
Reviewed-by: Sam Ravnborg <[e-mail]>
Reviewed-by: Daniel Thompson <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/video/backlight/bd6107.c

···
 {
 	struct bd6107 *bd = bl_get_data(backlight);
 
-	return bd->pdata->fbdev == NULL || bd->pdata->fbdev == info->device;
+	return !bd->pdata->dev || bd->pdata->dev == info->device;
 }
 
 static const struct backlight_ops bd6107_backlight_ops = {

include/linux/platform_data/bd6107.h

···
 struct device;
 
 struct bd6107_platform_data {
-	struct device *fbdev;
+	struct device *dev;
 	unsigned int def_value;
 };