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Subject[PATCH 2/3] clk: WARN_ON about to disable a critical clock
Date
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
drivers/clk/clk.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 835cb85..178b364 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -575,6 +575,9 @@ static void clk_core_unprepare(struct clk_core *core)
if (WARN_ON(core->prepare_count == 0))
return;

+ if (WARN_ON(core->prepare_count == 1 && core->flags & CLK_IS_CRITICAL))
+ return;
+
if (--core->prepare_count > 0)
return;

@@ -680,6 +683,9 @@ static void clk_core_disable(struct clk_core *core)
if (WARN_ON(core->enable_count == 0))
return;

+ if (WARN_ON(core->enable_count == 1 && core->flags & CLK_IS_CRITICAL))
+ return;
+
if (--core->enable_count > 0)
return;

--
1.9.1

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