From: Chris Ball <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org>
To: Nicolas Pitre <nico-vtqb6HGKxmzR7s880joybQ@public.gmane.org>
Cc: Wilson Loi <wlsloi-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Ohad Ben-Cohen <ohad-Ix1uc/W3ht7QT0dZR+AlfA@public.gmane.org>,
linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Luciano Coelho
<luciano.coelho-xNZwKgViW5gAvxtiuMwx3w@public.gmane.org>,
akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org,
San Mehat <san-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
Roger Quadros
<roger.quadros-xNZwKgViW5gAvxtiuMwx3w@public.gmane.org>,
Gao Yunpeng <yunpeng.gao-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v1 2/2] sdio: add power_restore support with MMC_PM_KEEP_POWER mode
Date: Fri, 25 Mar 2011 13:48:53 -0400 [thread overview]
Message-ID: <m3ei5vks56.fsf@pullcord.laptop.org> (raw)
In-Reply-To: <alpine.LFD.2.00.1103251315080.11889-QuJgVwGFrdf/9pzu0YdTqQ@public.gmane.org> (Nicolas Pitre's message of "Fri, 25 Mar 2011 13:17:34 -0400 (EDT)")
Hi,
On Fri, Mar 25 2011, Nicolas Pitre wrote:
> On Sat, 26 Mar 2011, Wilson Loi wrote:
>
>> Sorry, this is the first time I sent a patch.
>>
>> There are two case for the WLAN SDIO card to do power saving.
>> 1. Totally cut off the power of WLAN network interface.
>> 2. offload the network state to WLAN SDIO firmware.
>
> Case #2 is already supported with current code. Patches for the
> libertas driver are in the OLPC repository (no idea if they were
> submitted upstream yet).
Yes, they're upstream now. libertas/if_sdio.c:if_sdio_suspend() sets
MMC_PM_KEEP_POWER if a wakeup source has been set with "ethtool wol".
- Chris.
--
Chris Ball <cjb-2X9k7bc8m7Mdnm+yROfE0A@public.gmane.org> <http://printf.net/>
One Laptop Per Child
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WARNING: multiple messages have this Message-ID (diff)
From: Chris Ball <cjb@laptop.org>
To: Nicolas Pitre <nico@fluxnic.net>
Cc: Wilson Loi <wlsloi@gmail.com>, Ohad Ben-Cohen <ohad@wizery.com>,
linux-wireless@vger.kernel.org, linux-mmc@vger.kernel.org,
Luciano Coelho <luciano.coelho@nokia.com>,
akpm@linux-foundation.org, San Mehat <san@google.com>,
Roger Quadros <roger.quadros@nokia.com>,
Gao Yunpeng <yunpeng.gao@intel.com>
Subject: Re: [PATCH v1 2/2] sdio: add power_restore support with MMC_PM_KEEP_POWER mode
Date: Fri, 25 Mar 2011 13:48:53 -0400 [thread overview]
Message-ID: <m3ei5vks56.fsf@pullcord.laptop.org> (raw)
In-Reply-To: <alpine.LFD.2.00.1103251315080.11889@xanadu.home> (Nicolas Pitre's message of "Fri, 25 Mar 2011 13:17:34 -0400 (EDT)")
Hi,
On Fri, Mar 25 2011, Nicolas Pitre wrote:
> On Sat, 26 Mar 2011, Wilson Loi wrote:
>
>> Sorry, this is the first time I sent a patch.
>>
>> There are two case for the WLAN SDIO card to do power saving.
>> 1. Totally cut off the power of WLAN network interface.
>> 2. offload the network state to WLAN SDIO firmware.
>
> Case #2 is already supported with current code. Patches for the
> libertas driver are in the OLPC repository (no idea if they were
> submitted upstream yet).
Yes, they're upstream now. libertas/if_sdio.c:if_sdio_suspend() sets
MMC_PM_KEEP_POWER if a wakeup source has been set with "ethtool wol".
- Chris.
--
Chris Ball <cjb@laptop.org> <http://printf.net/>
One Laptop Per Child
next prev parent reply other threads:[~2011-03-25 17:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <AANLkTi=CSK8nRF7CTzsq06Bk8Cr74ZcwJBf53_wWbpnv@mail.gmail.com>
[not found] ` <AANLkTi=CSK8nRF7CTzsq06Bk8Cr74ZcwJBf53_wWbpnv-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-03-25 16:18 ` [PATCH v1 1/2] sdio: add power_restore support with MMC_PM_KEEP_POWER mode Ohad Ben-Cohen
2011-03-25 16:18 ` Ohad Ben-Cohen
[not found] ` <AANLkTimvLzgO1VHAbYz0uh-TVBGdLr-aDcyaGyzS2QMi@mail.gmail.com>
2011-03-25 16:23 ` [PATCH v1 2/2] " Ohad Ben-Cohen
[not found] ` <AANLkTi=Zh2mY8SDRR6431=ykGOLAZJfmgAoDp09aV+O_@mail.gmail.com>
2011-03-25 17:17 ` Nicolas Pitre
[not found] ` <alpine.LFD.2.00.1103251315080.11889-QuJgVwGFrdf/9pzu0YdTqQ@public.gmane.org>
2011-03-25 17:48 ` Chris Ball [this message]
2011-03-25 17:48 ` Chris Ball
2011-03-25 20:17 ` Ohad Ben-Cohen
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