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authorDavid S. Miller <davem@davemloft.net>2010-09-10 09:27:33 +0400
committerDavid S. Miller <davem@davemloft.net>2010-09-10 09:27:33 +0400
commite548833df83c3554229eff0672900bfe958b45fd (patch)
tree85efc4a76dc356593d6d394776aeb845dc580fb6 /drivers/video/amba-clcd.c
parentcbd9da7be869f676afc204e1a664163778c770bd (diff)
parent053d8f6622701f849fda2ca2c9ae596c13599ba9 (diff)
downloadlinux-e548833df83c3554229eff0672900bfe958b45fd.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: net/mac80211/main.c
Diffstat (limited to 'drivers/video/amba-clcd.c')
-rw-r--r--drivers/video/amba-clcd.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/video/amba-clcd.c b/drivers/video/amba-clcd.c
index afe21e6eb544..1c2c68356ea7 100644
--- a/drivers/video/amba-clcd.c
+++ b/drivers/video/amba-clcd.c
@@ -80,7 +80,10 @@ static void clcdfb_disable(struct clcd_fb *fb)
/*
* Disable CLCD clock source.
*/
- clk_disable(fb->clk);
+ if (fb->clk_enabled) {
+ fb->clk_enabled = false;
+ clk_disable(fb->clk);
+ }
}
static void clcdfb_enable(struct clcd_fb *fb, u32 cntl)
@@ -88,7 +91,10 @@ static void clcdfb_enable(struct clcd_fb *fb, u32 cntl)
/*
* Enable the CLCD clock source.
*/
- clk_enable(fb->clk);
+ if (!fb->clk_enabled) {
+ fb->clk_enabled = true;
+ clk_enable(fb->clk);
+ }
/*
* Bring up by first enabling..