From mboxrd@z Thu Jan  1 00:00:00 1970
From: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Subject: Re: [PATCH 01/19] clk: sunxi: Add display clock
Date: Thu, 19 Nov 2015 16:42:58 +0100
Message-ID: <20151119154258.GQ32142@lukather>
References: <1446214865-3972-1-git-send-email-maxime.ripard@free-electrons.com>
 <1446214865-3972-2-git-send-email-maxime.ripard@free-electrons.com>
 <20151030212902.GG19782@codeaurora.org>
 <20151106233926.GN6114@lukather>
 <20151112203154.GE15032@codeaurora.org>
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To: Stephen Boyd <sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
Cc: Mike Turquette <mturquette-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>, David Airlie <airlied-cv59FeDIM0c@public.gmane.org>, Thierry Reding <thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Laurent Pinchart <laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>, Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>, Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Alexander Kaplan <alex-MflLfwwFzuz+yO7R74ARew@public.gmane.org>, Wynter Woods <wynter-MflLfwwFzuz+yO7R74ARew@public.gmane.org>, Boris Brezillon <boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Thomas Petazzoni <thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Rob Clark <robdclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Daniel Vetter <daniel-/w4YWyX8dFk@public.gmane.org>
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On Thu, Nov 12, 2015 at 12:31:54PM -0800, Stephen Boyd wrote:
> On 11/06, Maxime Ripard wrote:
> > Hi Stephen,
> > 
> > Thanks for your feedback!
> > 
> > On Fri, Oct 30, 2015 at 02:29:02PM -0700, Stephen Boyd wrote:
> > > > +
> > > > +	mux = kzalloc(sizeof(*mux), GFP_KERNEL);
> > > > +	if (!mux)
> > > [..]
> > > > +		goto free_reset;
> > > > +	}
> > > > +
> > > > +	return;
> > > > +
> > > > +free_reset:
> > > > +	kfree(reset_data);
> > > > +free_clk:
> > > > +	clk_unregister(clk);
> > > 
> > > We really ought to have a clk_composite_unregister() API.
> > 
> > Can we?
> > 
> > We can always unregister the clock itself, but do we have a way to
> > retrieve the structure that has been allocated in there?
> > 
> > (note that it also applies to the generic clocks registration: muxes,
> > dividers, and so on).
> 
> Yes we have a way. We've done the same sort of design for other
> generic clocks. Do the __clk_get_hw() thing like in clk-divider.c

Ack. I'll cook up a patch for this then.

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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