diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-17 18:11:49 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-17 18:11:49 -0700 |
| commit | 2a6a432a9ce55876b92f9ea860d7baa05538de16 (patch) | |
| tree | f64431e3f5f105ee350831aef6810281d93e10b1 /drivers | |
| parent | a7c8962bfbc730a9acc0a635bad0f9628b6e816a (diff) | |
| parent | 99c796df94afca5256860dd4760017f1dbb3480c (diff) | |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm:
VIDEO: amba clcd: don't disable an already disabled clock
ARM: Tighten check for allowable CPSR values
ARM: 6329/1: wire up sys_accept4() on ARM
ARM: 6328/1: Build with -fno-dwarf2-cfi-asm
ARM: 6326/1: kgdb: fix GDB_MAX_REGS no longer used
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/amba-clcd.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/video/amba-clcd.c b/drivers/video/amba-clcd.c index afe21e6eb544..1c2c68356ea7 100644 --- a/drivers/video/amba-clcd.c +++ b/drivers/video/amba-clcd.c @@ -80,7 +80,10 @@ static void clcdfb_disable(struct clcd_fb *fb) /* * Disable CLCD clock source. */ - clk_disable(fb->clk); + if (fb->clk_enabled) { + fb->clk_enabled = false; + clk_disable(fb->clk); + } } static void clcdfb_enable(struct clcd_fb *fb, u32 cntl) @@ -88,7 +91,10 @@ static void clcdfb_enable(struct clcd_fb *fb, u32 cntl) /* * Enable the CLCD clock source. */ - clk_enable(fb->clk); + if (!fb->clk_enabled) { + fb->clk_enabled = true; + clk_enable(fb->clk); + } /* * Bring up by first enabling.. |