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authorJiri Kosina <jkosina@suse.cz>2011-09-15 15:08:05 +0200
committerJiri Kosina <jkosina@suse.cz>2011-09-15 15:08:18 +0200
commite060c38434b2caa78efe7cedaff4191040b65a15 (patch)
tree407361230bf6733f63d8e788e4b5e6566ee04818 /arch/arm/mach-mmp/clock.c
parentviacam: Don't explode if pci_find_bus() returns NULL (diff)
parentmm: account skipped entries to avoid looping in find_get_pages (diff)
downloadlinux-e060c38434b2caa78efe7cedaff4191040b65a15.tar.xz
linux-e060c38434b2caa78efe7cedaff4191040b65a15.zip
Merge branch 'master' into for-next
Fast-forward merge with Linus to be able to merge patches based on more recent version of the tree.
Diffstat (limited to 'arch/arm/mach-mmp/clock.c')
-rw-r--r--arch/arm/mach-mmp/clock.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/clock.c b/arch/arm/mach-mmp/clock.c
index 886e05648f08..7c6f95f29142 100644
--- a/arch/arm/mach-mmp/clock.c
+++ b/arch/arm/mach-mmp/clock.c
@@ -88,3 +88,18 @@ unsigned long clk_get_rate(struct clk *clk)
return rate;
}
EXPORT_SYMBOL(clk_get_rate);
+
+int clk_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned long flags;
+ int ret = -EINVAL;
+
+ if (clk->ops->setrate) {
+ spin_lock_irqsave(&clocks_lock, flags);
+ ret = clk->ops->setrate(clk, rate);
+ spin_unlock_irqrestore(&clocks_lock, flags);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL(clk_set_rate);