Re: [PATCH v1 2/2] sdio: add power_restore support with MMC_PM_KEEP_POWER mode

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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@xxxxxxxxxx>   <http://printf.net/>
One Laptop Per Child
--
To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux USB Devel]     [Linux Media]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux