From: Daniel Drake <dsd@laptop.org>
Date: Wed, 27 Jul 2011 16:19:00 +0000 (+0100)
Subject: libertas_usb: program OLPC EC wakeup mask for wake-on-WLAN
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=dfb72c4fda54b11efe0afbb4e4081af1dfa4c14f;p=openwrt%2Fstaging%2Fblogic.git

libertas_usb: program OLPC EC wakeup mask for wake-on-WLAN

OLPC power management code has recently gone upstream. This piece
completes the puzzle for libertas_usb, which now programs the OLPC EC
for wlan wakeups when they have been requested.

Signed-off-by: Daniel Drake <dsd@laptop.org>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index e368b2922ff1..ca6e0a411e9c 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -1112,6 +1112,15 @@ static int if_usb_suspend(struct usb_interface *intf, pm_message_t message)
 	if (priv->psstate != PS_STATE_FULL_POWER)
 		return -1;
 
+#ifdef CONFIG_OLPC
+	if (machine_is_olpc()) {
+		if (priv->wol_criteria == EHS_REMOVE_WAKEUP)
+			olpc_ec_wakeup_clear(EC_SCI_SRC_WLAN);
+		else
+			olpc_ec_wakeup_set(EC_SCI_SRC_WLAN);
+	}
+#endif
+
 	ret = lbs_suspend(priv);
 	if (ret)
 		goto out;