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authorLinus Torvalds <torvalds@linux-foundation.org>2008-03-12 17:00:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-03-12 17:00:35 -0700
commitc463be3520065ef8c05e3cbdf946c69604e91ceb (patch)
tree08b8e881a92ac116ef1182e0e6127a0fcd2d0739 /drivers/macintosh/via-pmu-backlight.c
parent609eb39c8d8a8d2930780428f6cbe2f63eb84734 (diff)
parent31bf111944e31b64a7b692f9d660f71c5ff3d419 (diff)
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (22 commits) [POWERPC] Fix large hash table allocation on Cell blades [POWERPC] Export empty_zero_page [POWERPC] Fix viodasd driver with scatterlist debug [POWERPC] Fix arch/powerpc/platforms/powermac/pic.c when !CONFIG_ADB_PMU [POWERPC] Fix drivers/macintosh/mediabay.c when !CONFIG_ADB_PMU [POWERPC] Fix undefined pmu_sys_suspended compilation error [POWERPC] Fix build of modular drivers/macintosh/apm_emu.c [POWERPC] Fix sleep on some powerbooks [POWERPC] Fix bogus test for unassigned PCI resources [POWERPC] Fix zImage-dtb.initrd build error [POWERPC] Add __ucmpdi2 for 64-bit comparisons in 32-bit kernels [POWERPC] spufs: fix rescheduling of non-runnable contexts [POWERPC] spufs: don't (ab)use SCHED_IDLE [POWERPC] QE: Make qe_get_firmware_info reentrant [POWERPC] 83xx: Make 83xx perfmon support selectable [PPC] 8xx: swap bug-fix [POWERPC] 85xx: sbc8548 - Fix incorrect PCI-X and PCI interrupt map [POWERPC] QE: Fix QE firmware uploading limit [POWERPC] 8xx: Fix wrapper platform for adder875, and combine defconfigs. [POWERPC] 8xx: fix swap ...
Diffstat (limited to 'drivers/macintosh/via-pmu-backlight.c')
-rw-r--r--drivers/macintosh/via-pmu-backlight.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/macintosh/via-pmu-backlight.c b/drivers/macintosh/via-pmu-backlight.c
index 741a2e3f4fc..a348bb0791d 100644
--- a/drivers/macintosh/via-pmu-backlight.c
+++ b/drivers/macintosh/via-pmu-backlight.c
@@ -17,7 +17,7 @@
static struct backlight_ops pmu_backlight_data;
static DEFINE_SPINLOCK(pmu_backlight_lock);
-static int sleeping;
+static int sleeping, uses_pmu_bl;
static u8 bl_curve[FB_BACKLIGHT_LEVELS];
static void pmu_backlight_init_curve(u8 off, u8 min, u8 max)
@@ -128,7 +128,7 @@ void pmu_backlight_set_sleep(int sleep)
spin_lock_irqsave(&pmu_backlight_lock, flags);
sleeping = sleep;
- if (pmac_backlight) {
+ if (pmac_backlight && uses_pmu_bl) {
if (sleep) {
struct adb_request req;
@@ -166,6 +166,7 @@ void __init pmu_backlight_init()
printk(KERN_ERR "PMU Backlight registration failed\n");
return;
}
+ uses_pmu_bl = 1;
bd->props.max_brightness = FB_BACKLIGHT_LEVELS - 1;
pmu_backlight_init_curve(0x7F, 0x46, 0x0E);