src/patches/suse-2.6.27.31/patches.arch/0008-sony-laptop-fingers-off-backlight.patch

   1 From: Thomas Renninger <trenn@suse.de>
   2 Subject: [PATCH] sony-laptop: fingers off backlight if video.ko is serving this functionality
   3 Patch-Mainline: queued for .28 in Len's/ak's ACPI tree
   4
   5 commit 1d38a0697573617e7f4d184207cced6cbe8d54d5
   6
   7 Signed-off-by: Thomas Renninger <trenn@suse.de>
   8 Signed-off-by: Andi Kleen <ak@linux.intel.com>
   9 ---
  10  drivers/misc/sony-laptop.c |    6 +++++-
  11  1 files changed, 5 insertions(+), 1 deletions(-)
  12
  13 diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c
  14 index 60775be..3d178ab 100644
  15 --- a/drivers/misc/sony-laptop.c
  16 +++ b/drivers/misc/sony-laptop.c
  17 @@ -1038,7 +1038,11 @@ static int sony_nc_add(struct acpi_device *device)
  18                 goto outinput;
  19         }
  20
  21 -       if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &handle))) {
  22 +       if (acpi_video_backlight_support()) {
  23 +               printk(KERN_INFO DRV_PFX "Sony: Brightness ignored, must be "
  24 +                      "controlled by ACPI video driver\n");
  25 +       } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
  26 +                                               &handle))) {
  27                 sony_backlight_device = backlight_device_register("sony", NULL,
  28                                                                   NULL,
  29                                                                   &sony_backlight_ops);
  30 --
  31 1.5.4.5
  32