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| author | Paul Mackerras | 2006-09-13 23:07:18 +0200 |
|---|---|---|
| committer | Paul Mackerras | 2006-09-13 23:07:18 +0200 |
| commit | c547fc28ab3e8716076fdaf4bd0260c5d63a18f7 (patch) | |
| tree | 34af1fa64a63618660187ae58ad182665a1861ef /drivers/video/nvidia | |
| parent | [POWERPC] Export copy_4K_page() (diff) | |
| parent | Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/... (diff) | |
| download | kernel-qcow2-linux-c547fc28ab3e8716076fdaf4bd0260c5d63a18f7.tar.gz kernel-qcow2-linux-c547fc28ab3e8716076fdaf4bd0260c5d63a18f7.tar.xz kernel-qcow2-linux-c547fc28ab3e8716076fdaf4bd0260c5d63a18f7.zip | |
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/video/nvidia')
| -rw-r--r-- | drivers/video/nvidia/nv_backlight.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/video/nvidia/nv_backlight.c b/drivers/video/nvidia/nv_backlight.c index 14c37c42191c..5b75ae4e9457 100644 --- a/drivers/video/nvidia/nv_backlight.c +++ b/drivers/video/nvidia/nv_backlight.c @@ -112,13 +112,15 @@ static struct backlight_properties nvidia_bl_data = { void nvidia_bl_set_power(struct fb_info *info, int power) { - if (info->bl_dev == NULL) - return; mutex_lock(&info->bl_mutex); - up(&info->bl_dev->sem); - info->bl_dev->props->power = power; - __nvidia_bl_update_status(info->bl_dev); - down(&info->bl_dev->sem); + + if (info->bl_dev) { + down(&info->bl_dev->sem); + info->bl_dev->props->power = power; + __nvidia_bl_update_status(info->bl_dev); + up(&info->bl_dev->sem); + } + mutex_unlock(&info->bl_mutex); } @@ -153,11 +155,11 @@ void nvidia_bl_init(struct nvidia_par *par) 0x534 * FB_BACKLIGHT_MAX / MAX_LEVEL); mutex_unlock(&info->bl_mutex); - up(&bd->sem); + down(&bd->sem); bd->props->brightness = nvidia_bl_data.max_brightness; bd->props->power = FB_BLANK_UNBLANK; bd->props->update_status(bd); - down(&bd->sem); + up(&bd->sem); #ifdef CONFIG_PMAC_BACKLIGHT mutex_lock(&pmac_backlight_mutex); |