diff options
author | Tony Lindgren <tony@atomide.com> | 2009-06-03 16:43:14 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-06-04 16:45:43 (GMT) |
commit | c0683039207226afcffbe0fbf6a1caaee77a37b0 (patch) | |
tree | d91295ea184722929a12c772839c3d6f502ad95b /arch/arm | |
parent | 5926a295bb78272b3f648f62febecd19a1b6a6ca (diff) | |
download | linux-c0683039207226afcffbe0fbf6a1caaee77a37b0.tar.xz |
[ARM] 5536/1: Move clk_add_alias() to arch/arm/common/clkdev.c
This can be used for other arm platforms too as discussed
on the linux-arm-kernel list.
Also check the return value with IS_ERR and return PTR_ERR
as suggested by Russell King.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/common/clkdev.c | 18 | ||||
-rw-r--r-- | arch/arm/mach-pxa/clock.c | 17 |
2 files changed, 18 insertions, 17 deletions
diff --git a/arch/arm/common/clkdev.c b/arch/arm/common/clkdev.c index 5589444..f37afd9 100644 --- a/arch/arm/common/clkdev.c +++ b/arch/arm/common/clkdev.c @@ -135,6 +135,24 @@ struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id, } EXPORT_SYMBOL(clkdev_alloc); +int clk_add_alias(const char *alias, const char *alias_dev_name, char *id, + struct device *dev) +{ + struct clk *r = clk_get(dev, id); + struct clk_lookup *l; + + if (IS_ERR(r)) + return PTR_ERR(r); + + l = clkdev_alloc(r, alias, alias_dev_name); + clk_put(r); + if (!l) + return -ENODEV; + clkdev_add(l); + return 0; +} +EXPORT_SYMBOL(clk_add_alias); + /* * clkdev_drop - remove a clock dynamically allocated */ diff --git a/arch/arm/mach-pxa/clock.c b/arch/arm/mach-pxa/clock.c index db52d2c..49ae382 100644 --- a/arch/arm/mach-pxa/clock.c +++ b/arch/arm/mach-pxa/clock.c @@ -86,20 +86,3 @@ void clks_register(struct clk_lookup *clks, size_t num) for (i = 0; i < num; i++) clkdev_add(&clks[i]); } - -int clk_add_alias(const char *alias, const char *alias_dev_name, char *id, - struct device *dev) -{ - struct clk *r = clk_get(dev, id); - struct clk_lookup *l; - - if (!r) - return -ENODEV; - - l = clkdev_alloc(r, alias, alias_dev_name); - clk_put(r); - if (!l) - return -ENODEV; - clkdev_add(l); - return 0; -} |