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

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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).


Nicolas
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