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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-02-14 13:24:10 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-02-14 13:24:10 +0000
commit9132f1b453924e7595ce2dc1853704b2a31f42de (patch)
treee52893390e79bf661b92887ec5267df0488e754c /arch/arm
parentd2f8d7ee1a9b4650b4e43325b321801264f7c37a (diff)
downloadlinux-9132f1b453924e7595ce2dc1853704b2a31f42de.tar.bz2
[ARM] omap: fix omap2_divisor_to_clksel() error return value
The error checks for omap2_divisor_to_clksel() and comment disagree with the actual value returned on error. Fix this to return the correct error value. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-omap2/clock.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index ad721e0cbf7a..2899cba2aaa0 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -565,7 +565,7 @@ u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val)
*
* Given a struct clk of a rate-selectable clksel clock, and a clock divisor,
* find the corresponding register field value. The return register value is
- * the value before left-shifting. Returns 0xffffffff on error
+ * the value before left-shifting. Returns ~0 on error
*/
u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
{
@@ -577,7 +577,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
clks = omap2_get_clksel_by_parent(clk, clk->parent);
if (clks == NULL)
- return 0;
+ return ~0;
for (clkr = clks->rates; clkr->div; clkr++) {
if ((clkr->flags & cpu_mask) && (clkr->div == div))
@@ -588,7 +588,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
printk(KERN_ERR "clock: Could not find divisor %d for "
"clock %s parent %s\n", div, clk->name,
clk->parent->name);
- return 0;
+ return ~0;
}
return clkr->val;