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authorIngo Molnar <mingo@elte.hu>2008-12-23 16:23:23 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-23 16:23:23 +0100
commit1ccedb7cdba6886939dd8b4c8f965a826f696e56 (patch)
tree0f5fc519a68faca5318c296315c9b6c502907056 /drivers/misc/sony-laptop.c
parenta98f8fd24fb24fcb9a359553e64dd6aac5cf4279 (diff)
parent929096fe9ff1f4b3645cf3919527ab47e8d5e17c (diff)
Merge commit 'v2.6.28-rc9' into x86/apic
Diffstat (limited to 'drivers/misc/sony-laptop.c')
-rw-r--r--drivers/misc/sony-laptop.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c
index 06f07e19dc7..571b211608d 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 "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);