clk: update clk API documentation to clarify clk_round_rate()

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The idea is that rate = clk_round_rate(clk, r) is equivalent to:

	clk_set_rate(clk, r);
	rate = clk_get_rate(clk);

except that clk_round_rate() does not change the hardware in any way.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Russell King 2015-03-14 15:12:35 +00:00

parent d5622a9c13

commit d2d14a7788

1 changed files with 14 additions and 0 deletions

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include/linux/clk.h

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