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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-11 13:09:45 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-11 13:09:45 -0400
commit7cc4e87f912bbefa440a51856b8d076e5d1f554a (patch)
tree1b8df8683f3de37d2e8211ffa8d151f60d59af62 /drivers/video/backlight/lcd.c
parent5ba2f67afb02c5302b2898949ed6fc3b3d37dcf1 (diff)
parent69fc7eed5f56bce15b239e5110de2575a6970df4 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (236 commits) [ARM] 5300/1: fixup spitz reset during boot [ARM] 5295/1: make ZONE_DMA optional [ARM] 5239/1: Palm Zire 72 power management support [ARM] 5298/1: Drop desc_handle_irq() [ARM] 5297/1: [KS8695] Fix two compile-time warnings [ARM] 5296/1: [KS8695] Replace macro's with trailing underscores. [ARM] pxa: allow multi-machine PCMCIA builds [ARM] pxa: add preliminary CPUFREQ support for PXA3xx [ARM] pxa: add missing ACCR bit definitions to pxa3xx-regs.h [ARM] pxa: rename cpu-pxa.c to cpufreq-pxa2xx.c [ARM] pxa/zylonite: add support for USB OHCI [ARM] ohci-pxa27x: use ioremap() and offset for register access [ARM] ohci-pxa27x: introduce pxa27x_clear_otgph() [ARM] ohci-pxa27x: use platform_get_{irq,resource} for the resource [ARM] ohci-pxa27x: move OHCI controller specific registers into the driver [ARM] ohci-pxa27x: introduce flags to avoid direct access to OHCI registers [ARM] pxa: move I2S register and bit definitions into pxa2xx-i2s.c [ARM] pxa: simplify DMA register definitions [ARM] pxa: make additional DCSR bits valid for PXA3xx [ARM] pxa: move i2c register and bit definitions into i2c-pxa.c ... Fixed up conflicts in arch/arm/mach-versatile/core.c sound/soc/pxa/pxa2xx-ac97.c sound/soc/pxa/pxa2xx-i2s.c manually.
Diffstat (limited to 'drivers/video/backlight/lcd.c')
-rw-r--r--drivers/video/backlight/lcd.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index b15b2b84a6f7..8e1731d3b228 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -27,14 +27,26 @@ static int fb_notifier_callback(struct notifier_block *self,
27 struct fb_event *evdata = data; 27 struct fb_event *evdata = data;
28 28
29 /* If we aren't interested in this event, skip it immediately ... */ 29 /* If we aren't interested in this event, skip it immediately ... */
30 if (event != FB_EVENT_BLANK) 30 switch (event) {
31 case FB_EVENT_BLANK:
32 case FB_EVENT_MODE_CHANGE:
33 case FB_EVENT_MODE_CHANGE_ALL:
34 break;
35 default:
31 return 0; 36 return 0;
37 }
32 38
33 ld = container_of(self, struct lcd_device, fb_notif); 39 ld = container_of(self, struct lcd_device, fb_notif);
40 if (!ld->ops)
41 return 0;
42
34 mutex_lock(&ld->ops_lock); 43 mutex_lock(&ld->ops_lock);
35 if (ld->ops) 44 if (!ld->ops->check_fb || ld->ops->check_fb(ld, evdata->info)) {
36 if (!ld->ops->check_fb || ld->ops->check_fb(ld, evdata->info)) 45 if (event == FB_EVENT_BLANK)
37 ld->ops->set_power(ld, *(int *)evdata->data); 46 ld->ops->set_power(ld, *(int *)evdata->data);
47 else
48 ld->ops->set_mode(ld, evdata->data);
49 }
38 mutex_unlock(&ld->ops_lock); 50 mutex_unlock(&ld->ops_lock);
39 return 0; 51 return 0;
40} 52}