linux-kernel - Re: [PATCH v12 3/6] clk: Make clk API return per-user struct clk instances

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Date:	Thu, 22 Jan 2015 14:42:51 -0800
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Tomeu Vizoso <tomeu.vizoso@...labora.com>
Cc:	linux-kernel@...r.kernel.org,
	Mike Turquette <mturquette@...aro.org>,
	Javier Martinez Canillas <javier.martinez@...labora.co.uk>,
	Paul Walmsley <paul@...an.com>,
	Tony Lindgren <tony@...mide.com>,
	Russell King <linux@....linux.org.uk>,
	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v12 3/6] clk: Make clk API return per-user struct clk
 instances

On 01/22, Tomeu Vizoso wrote:
> Moves clock state to struct clk_core, but takes care to change as little API as
> possible.
> 
> struct clk_hw still has a pointer to a struct clk, which is the
> implementation's per-user clk instance, for backwards compatibility.
> 
> The struct clk that clk_get_parent() returns isn't owned by the caller, but by
> the clock implementation, so the former shouldn't call clk_put() on it.
> 
> Because some boards in mach-omap2 still register clocks statically, their clock
> registration had to be updated to take into account that the clock information
> is stored in struct clk_core now.
> 
> Signed-off-by: Tomeu Vizoso <tomeu.vizoso@...labora.com>
> 
> ---

My comment on v11 still stands about __clk_create_clk() in
clkdev.c, but otherwise I don't see problems. You can have my
reviewed-by anyway.

Reviewed-by: Stephen Boyd <sboyd@...eaurora.org>

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