This function is race-prone and mistakenly conveys the impression to
drivers that it is part of the clock interface. Get rid of it: core
code that absolutely needs this can just check clk->usecount. Drivers
should not use it at all.
linux-omap source commit is 5df9e4adc2f6a6d55aca53ee27b8baad18897c05.
Signed-off-by: Paul Walmsley <paul@xxxxxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
arch/arm/plat-omap/clock.c | 16 ----------------
arch/arm/plat-omap/include/mach/clock.h | 1 -
2 files changed, 0 insertions(+), 17 deletions(-)
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 2a4819f..f4a89c5 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -260,22 +260,6 @@ out:
}
EXPORT_SYMBOL(clk_disable);
-int clk_get_usecount(struct clk *clk)
-{
- unsigned long flags;
- int ret = 0;
-
- if (clk == NULL || IS_ERR(clk))
- return 0;
-
- spin_lock_irqsave(&clockfw_lock, flags);
- ret = clk->usecount;
- spin_unlock_irqrestore(&clockfw_lock, flags);
-
- return ret;
-}
-EXPORT_SYMBOL(clk_get_usecount);
-
unsigned long clk_get_rate(struct clk *clk)
{
unsigned long flags;
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h
index 9d38a25..2a30268 100644
--- a/arch/arm/plat-omap/include/mach/clock.h
+++ b/arch/arm/plat-omap/include/mach/clock.h
@@ -142,7 +142,6 @@ extern void followparent_recalc(struct clk *clk, unsigned long parent_rate,
u8 rate_storage);
extern void clk_allow_idle(struct clk *clk);
extern void clk_deny_idle(struct clk *clk);
-extern int clk_get_usecount(struct clk *clk);
extern void clk_enable_init_clocks(void);
#ifdef CONFIG_CPU_FREQ
extern void clk_init_cpufreq_table(struct cpufreq_frequency_table **table);
--
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