lkml.org 
[lkml]   [2016]   [Jan]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
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

\
 
 \ /
  Last update: 2016-01-18 15:41    [W:0.176 / U:0.104 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site