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Commit 540b8bb9 authored by Thomas Renninger's avatar Thomas Renninger Committed by Len Brown
Browse files

sony-laptop: fingers off backlight if video.ko is serving this functionality 



Signed-off-by: default avatarThomas Renninger <trenn@suse.de>
Acked-by: default avatarZhang Rui <rui.zhang@intel.com>
Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent a598c82f

drivers/misc/sony-laptop.c

+5 −1
Original line number Original line Diff line number Diff line
@@ -1038,7 +1038,11 @@ static int sony_nc_add(struct acpi_device *device) 
		goto outinput;

		goto outinput;

	}

	}





	if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &handle))) {

	if (!acpi_video_backlight_support()) {

		printk(KERN_INFO DRV_PFX "Sony: Brightness ignored, must be "

		       "controlled by ACPI video driver\n");

	} else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",

						&handle))) {

		sony_backlight_device = backlight_device_register("sony", NULL,

		sony_backlight_device = backlight_device_register("sony", NULL,

								  NULL,

								  NULL,

								  &sony_backlight_ops);

								  &sony_backlight_ops);