fujitsu-laptop: fingers off backlight if video.ko is serving this functionality
Signed-off-by: Thomas Renninger <trenn@suse.de> Acked-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
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a2bf8c0104
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7d5c89a615
1 changed files with 14 additions and 12 deletions
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@ -990,16 +990,16 @@ static int __init fujitsu_init(void)
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/* Register backlight stuff */
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fujitsu->bl_device =
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backlight_device_register("fujitsu-laptop", NULL, NULL,
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&fujitsubl_ops);
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if (IS_ERR(fujitsu->bl_device))
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return PTR_ERR(fujitsu->bl_device);
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max_brightness = fujitsu->max_brightness;
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fujitsu->bl_device->props.max_brightness = max_brightness - 1;
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fujitsu->bl_device->props.brightness = fujitsu->brightness_level;
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if (!acpi_video_backlight_support()) {
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fujitsu->bl_device =
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backlight_device_register("fujitsu-laptop", NULL, NULL,
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&fujitsubl_ops);
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if (IS_ERR(fujitsu->bl_device))
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return PTR_ERR(fujitsu->bl_device);
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max_brightness = fujitsu->max_brightness;
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fujitsu->bl_device->props.max_brightness = max_brightness - 1;
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fujitsu->bl_device->props.brightness = fujitsu->brightness_level;
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}
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ret = platform_driver_register(&fujitsupf_driver);
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if (ret)
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@ -1035,7 +1035,8 @@ static int __init fujitsu_init(void)
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fail_backlight:
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backlight_device_unregister(fujitsu->bl_device);
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if (fujitsu->bl_device)
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backlight_device_unregister(fujitsu->bl_device);
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fail_platform_device2:
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@ -1062,7 +1063,8 @@ static void __exit fujitsu_cleanup(void)
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&fujitsupf_attribute_group);
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platform_device_unregister(fujitsu->pf_device);
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platform_driver_unregister(&fujitsupf_driver);
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backlight_device_unregister(fujitsu->bl_device);
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if (fujitsu->bl_device)
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backlight_device_unregister(fujitsu->bl_device);
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acpi_bus_unregister_driver(&acpi_fujitsu_driver);
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