[alsa-devel] [PATCH 1/8] clk: add helper function clk_is_match()

Philipp Zabel p.zabel at pengutronix.de
Thu Feb 26 01:56:58 PST 2015


Am Donnerstag, den 26.02.2015, 09:02 +0000 schrieb Ben Dooks:
> On Wed, Feb 25, 2015 at 09:27:57AM -0800, Mike Turquette wrote:
[...]
> > From: Michael Turquette <mturquette at linaro.org>
> > Date: Wed, 25 Feb 2015 09:11:01 -0800
> > Subject: [PATCH] clk: introduce clk_is_match
> > 
> > Some drivers compare struct clk pointers as a means of knowing
> > if the two pointers reference the same clock hardware. This behavior is
> > dubious (drivers must not dereference struct clk), but did not cause any
> > regressions until the per-user struct clk patch was merged. Now the test
> > for matching clk's will always fail with per-user struct clk's.
> > 
> > clk_is_match is introduced to fix the regression and prevent drivers
> > from comparing the pointers manually.
> 
> small observaton, clk_is_same() is linguistically nicer.

How about clk_equal() ?

regards
Philipp




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