[PATCH 01/10] net: stmmac: Enable stmmac main clock when probing hardware

Maxime Ripard maxime.ripard at free-electrons.com
Tue Dec 10 15:05:29 EST 2013


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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