linux-kernel - Re: [PATCH 10/15] twl4030_charger: only draw USB current as negotiated with host.

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Message-ID: <20150302210532.GO13270@amd>
Date:	Mon, 2 Mar 2015 22:05:33 +0100
From:	Pavel Machek <pavel@....cz>
To:	NeilBrown <neilb@...e.de>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	Tony Lindgren <tony@...mide.com>,
	Lee Jones <lee.jones@...aro.org>,
	Sebastian Reichel <sre@...nel.org>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	GTA04 owners <gta04-owner@...delico.com>,
	linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pm@...r.kernel.org
Subject: Re: [PATCH 10/15] twl4030_charger: only draw USB current as
 negotiated with host.

On Tue 2015-02-24 15:33:52, NeilBrown wrote:
> If the phy has been told what current it can draw, it tells us
> and now we use that number.
> 
> Note that 'vbus_draw' is in mA, while usb_cur is in uA.
> 
> Signed-off-by: NeilBrown <neilb@...e.de>

Acked-by: Pavel Machek <pavel@....cz>

> @@ -609,6 +610,7 @@ static int twl4030_bci_usb_ncb(struct notifier_block *nb, unsigned long val,
>  			       void *priv)
>  {
>  	struct twl4030_bci *bci = container_of(nb, struct twl4030_bci, usb_nb);
> +	unsigned *vbus_draw = priv;

unsigned int? [Or better mA_t *? :-)]

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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