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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-17 15:17:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-17 15:17:10 -0700 |
| commit | 29e92f483603d97dd1d2bafcb32101287dfac4ad (patch) | |
| tree | 87c267216117bef6b1c5752c459643f91fc50b80 /arch/arm/plat-omap/clock.c | |
| parent | 08c18964a247b412acab56599a643e6f73e1ec5a (diff) | |
| parent | dfb0ae091479240c19bef4382026671776ca204e (diff) | |
| download | blackbird-op-linux-29e92f483603d97dd1d2bafcb32101287dfac4ad.tar.gz blackbird-op-linux-29e92f483603d97dd1d2bafcb32101287dfac4ad.zip | |
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:
[ARM] pxa: spitz wants PXA27x UDC definitions
[ARM] pxa: fix pxafb build when cpufreq is enabled
[ARM] fix parenthesis in include/asm-arm/arch-omap/control.h
[ARM] colibri: fix support for DM9000 ethernet device
[ARM] arm/kernel/arthur.c: add MODULE_LICENSE
[ARM] 5037/1: Orion: fix DNS323/Kurobox Pro PCI initialisation
[ARM] 5034/1: fix arm{925,926,940,946} dma_flush_range() in WT mode
[ARM] export copy_page
[ARM] 5026/1: locomo: add .settype for gpio and several small fixes
ARM: OMAP: Fixed comments on global PRM register usage
ARM: OMAP: Add PARENT_CONTROLS_CLOCK flag to dpll5_m2_ck
ARM: OMAP: PRCM fixes to ssi clock handling
ARM: OMAP: Add fuctional clock enabler for iva2
ARM: OMAP: Fix 34xx to use correct shift values for gpio2-6 fclks
ARM: OMAP: Keymap fix for palmte and palmz71
ARM: OMAP: Fix Unbalanced enable for IRQ in omap mailbox
ARM: OMAP: DMA: Fix incorrect channel linking
ARM: OMAP: Warn on disabling clocks with no users
ARM: OMAP: Add calls to omap2_set_globals_*()
ARM: OMAP: Update MMC header to fix compile
Diffstat (limited to 'arch/arm/plat-omap/clock.c')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index 72d34a23a2ec..2946c193a7d6 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -134,9 +134,17 @@ void clk_disable(struct clk *clk) return; spin_lock_irqsave(&clockfw_lock, flags); - BUG_ON(clk->usecount == 0); + if (clk->usecount == 0) { + printk(KERN_ERR "Trying disable clock %s with 0 usecount\n", + clk->name); + WARN_ON(1); + goto out; + } + if (arch_clock->clk_disable) arch_clock->clk_disable(clk); + +out: spin_unlock_irqrestore(&clockfw_lock, flags); } EXPORT_SYMBOL(clk_disable); |
