diff options
| author | Len Brown <len.brown@intel.com> | 2008-11-11 21:15:50 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-11-11 21:15:50 -0500 |
| commit | f398778aa336a2919ee04ba45d915007230c6957 (patch) | |
| tree | c7244cd1d4af8d99c861b21ebcaeabf23e355b9f /drivers/misc/fujitsu-laptop.c | |
| parent | 9b5a56ddfd615a27e3a0856ceae1592a24021e42 (diff) | |
| parent | 2dba1b5d87e08a294da5cdfa4d32908000e9b085 (diff) | |
Merge branch 'video' into release
Conflicts:
Documentation/kernel-parameters.txt
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/misc/fujitsu-laptop.c')
| -rw-r--r-- | drivers/misc/fujitsu-laptop.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/misc/fujitsu-laptop.c b/drivers/misc/fujitsu-laptop.c index 5ec77ae08d92..a7dd3e9fb79d 100644 --- a/drivers/misc/fujitsu-laptop.c +++ b/drivers/misc/fujitsu-laptop.c @@ -1005,16 +1005,16 @@ static int __init fujitsu_init(void) /* Register backlight stuff */ - fujitsu->bl_device = - backlight_device_register("fujitsu-laptop", NULL, NULL, - &fujitsubl_ops); - if (IS_ERR(fujitsu->bl_device)) - return PTR_ERR(fujitsu->bl_device); - - max_brightness = fujitsu->max_brightness; - - fujitsu->bl_device->props.max_brightness = max_brightness - 1; - fujitsu->bl_device->props.brightness = fujitsu->brightness_level; + if (!acpi_video_backlight_support()) { + fujitsu->bl_device = + backlight_device_register("fujitsu-laptop", NULL, NULL, + &fujitsubl_ops); + if (IS_ERR(fujitsu->bl_device)) + return PTR_ERR(fujitsu->bl_device); + max_brightness = fujitsu->max_brightness; + fujitsu->bl_device->props.max_brightness = max_brightness - 1; + fujitsu->bl_device->props.brightness = fujitsu->brightness_level; + } ret = platform_driver_register(&fujitsupf_driver); if (ret) @@ -1050,7 +1050,8 @@ fail_hotkey: fail_backlight: - backlight_device_unregister(fujitsu->bl_device); + if (fujitsu->bl_device) + backlight_device_unregister(fujitsu->bl_device); fail_platform_device2: @@ -1077,7 +1078,8 @@ static void __exit fujitsu_cleanup(void) &fujitsupf_attribute_group); platform_device_unregister(fujitsu->pf_device); platform_driver_unregister(&fujitsupf_driver); - backlight_device_unregister(fujitsu->bl_device); + if (fujitsu->bl_device) + backlight_device_unregister(fujitsu->bl_device); acpi_bus_unregister_driver(&acpi_fujitsu_driver); |