diff options
Diffstat (limited to 'arch/arm/plat-omap/clock.c')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index 72d34a23a2e..2db5580048d 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -21,6 +21,7 @@ #include <linux/clk.h> #include <linux/mutex.h> #include <linux/platform_device.h> +#include <linux/cpufreq.h> #include <asm/io.h> @@ -134,9 +135,17 @@ 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); |