Re: [PATCH 01/10] net: stmmac: Enable stmmac main clock when probinghardware

From: Maxime Ripard
Date: Tue Dec 10 2013 - 15:10:10 EST


Hi,

On Mon, Dec 09, 2013 at 10:43:29AM +0800, Chen-Yu Tsai wrote:
> >> @@ -2759,15 +2760,18 @@ struct stmmac_priv *stmmac_dvr_probe(struct device *device,
> >> }
> >> }
> >>
> >> + clk_disable_unprepare(priv->stmmac_clk);
> >> +
> >
> > Hu? Why do you disable the clock? don't you need it afterwards?
>
> The clock is enabled in *_open (when the network interface is used),
> and disabled in *_close.

Maybe it is the real issue then.

Why don't you move the clk_disable to _remove then?

Maxime

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

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