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Message-ID: <20110521143535.GA2422@elf.ucw.cz>
Date: Sat, 21 May 2011 16:35:38 +0200
From: Pavel Machek <pavel@....cz>
To: Stanislav Brabec <utx@...guin.cz>
Cc: rpurdie@...ys.net, lenz@...wisc.edu,
kernel list <linux-kernel@...r.kernel.org>, arminlitzel@....de,
Cyril Hrubis <metan@....cz>, thommycheck@...il.com,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
dbaryshkov@...il.com, omegamoon@...il.com, eric.y.miao@...il.com,
zaurus-devel@...ts.linuxtogo.org,
Marek Vasut <marek.vasut@...il.com>
Subject: Re: Disable CF during suspend
Hi!
> > Disable SPITZ_SCP_CF_POWER during suspend. Otherwise it eats battery,
> > fast. Thanks to Stanislav Brabec.
>
> If you can verify that your card turns off on suspend, then you have my:
> Acked-by: Stanislav Brabec <utx@...guin.cz>
Yes, I checked the LEDs to make sure it is off. It is.
> But I would line to see more aggressive power control, something like
> spitz_card_pwr_ctrl() in old kernels - if there is no CF and no
> (external) CF card inserted, then SPITZ_SCP_CF_POWER card be turned off.
> If they are memory cards, they can be turned off even while idle.
Yes, that would be nice; but this is already good first step.
Pavel
--
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