linux-kernel - Re: [PATCH] clk: clk_set_parent() with current parent shouldn't fail

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Date:	Wed, 25 Feb 2015 12:46:25 -0800
From:	Mike Turquette <mturquette@...aro.org>
To:	Philipp Zabel <p.zabel@...gutronix.de>,
	"Stephen Boyd" <sboyd@...eaurora.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: clk_set_parent() with current parent shouldn't fail

Quoting Philipp Zabel (2015-02-03 01:42:34)
> Am Montag, den 02.02.2015, 14:11 -0800 schrieb Stephen Boyd:
> > If a driver calls clk_set_parent(clk, parent) and parent is the
> > current parent of clk we shouldn't fail in any case.
> > Unfortunately if clk is a read-only mux we return -ENOSYS
> > because we think we can't change the parent, except for in this
> > special case where we don't actually need to change the parent at
> > all. Return 0 in such a situation.
> > 
> > Cc: Philipp Zabel <p.zabel@...gutronix.de>
> > Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
> 
> Acked-by: Philipp Zabel <p.zabel@...gutronix.de>

Applied to clk-next.

Regards,
Mike

> 
> regards
> Philipp
> 
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