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-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
