From 7cf95774190e423370945e116b07410c860407db Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 7 Aug 2007 05:20:00 -0700 Subject: [PATCH] ARM: OMAP: Warn on disabling clocks with no users Instead of BUG(), warn on disabling clocks with no users. Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/clock.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) 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); -- 2.20.1