diff options
author | Len Brown <len.brown@intel.com> | 2008-11-11 21:15:50 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2008-11-11 21:15:50 -0500 |
commit | f398778aa336a2919ee04ba45d915007230c6957 (patch) | |
tree | c7244cd1d4af8d99c861b21ebcaeabf23e355b9f /drivers/misc/sony-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/sony-laptop.c')
-rw-r--r-- | drivers/misc/sony-laptop.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c index 06f07e19dc7..7bcb81002dc 100644 --- a/drivers/misc/sony-laptop.c +++ b/drivers/misc/sony-laptop.c @@ -1038,7 +1038,11 @@ static int sony_nc_add(struct acpi_device *device) 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, NULL, &sony_backlight_ops); |