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[PATCH] ARM: Add further explaination for clk_get()

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clk_get() comments can be confusing.  Add extra explaination of
the dev and id parameters to ensure correct usage.

Signed-off-by: Russell King <rmk@arm.linux.org.uk>
This commit is contained in:
Russell King 2005-04-27 18:19:55 +01:00
parent e8108c98dd
commit ea3f4eaca0
1 changed files with 5 additions and 2 deletions
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7
include/asm-arm/hardware/clock.h
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@ -26,10 +26,13 @@ struct clk;
/**
* clk_get - lookup and obtain a reference to a clock producer.
* @dev: device for clock "consumer"
* @id: device ID
* @id: clock comsumer ID
*
* Returns a struct clk corresponding to the clock producer, or
* valid IS_ERR() condition containing errno.
* valid IS_ERR() condition containing errno. The implementation
* uses @dev and @id to determine the clock consumer, and thereby
* the clock producer. (IOW, @id may be identical strings, but
* clk_get may return different clock producers depending on @dev.)
*/
struct clk *clk_get(struct device *dev, const char *id);