linux-kernel - Re: [QUERY] Power consumption on a 2013 MBP

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Message-ID: <20140107122407.GC10358@amd.pavel.ucw.cz>
Date:	Tue, 7 Jan 2014 13:24:07 +0100
From:	Pavel Machek <pavel@....cz>
To:	Ramkumar Ramachandra <artagnon@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [QUERY] Power consumption on a 2013 MBP

On Tue 2014-01-07 16:03:00, Ramkumar Ramachandra wrote:
> Ramkumar Ramachandra wrote:
> > My system freezes if I remove modules like usbhci, ahci, ehci_hcd.
> 
> Correction: my input devices (keyboard, trackpad) depend on usbhci,
> ehci_hcd, while libata and my hard disk drivers depend on ahci;
> there's no way I can do without them. 

Ramdisk, scripts.

>I'm trying to get VGA switcheroo
> to work so I can switch to the onboard i915 graphics card in the hope
> of saving power.

That should indeed do the trick.x
									Pavel

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