diff options
| author | David Woodhouse <dwmw2@infradead.org> | 2007-12-12 17:40:56 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:07:04 -0800 |
| commit | d1f7a5b8cfefdb443a05a9e3d636fe7fef57459a (patch) | |
| tree | daa2e395b99c31d356f364467d8c3451dd22697e /drivers/net/wireless | |
| parent | ab25ecaea5459f2206dbae25106cff67a24d309e (diff) | |
libertas: implement suspend/resume for USB devices
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/libertas/if_usb.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index 74fec9dfca0..15715a6b59e 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -242,6 +242,10 @@ static int if_usb_probe(struct usb_interface *intf, if_usb_set_boot2_ver(priv); + /* Set suspend/resume configuration: + wake via GPIO2 after a 20ms delay */ + lbs_host_sleep_cfg(priv, EHS_WAKE_ON_UNICAST_DATA, 2, 20); + usb_get_dev(udev); usb_set_intfdata(intf, cardp); @@ -969,21 +973,24 @@ static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) { struct usb_card_rec *cardp = usb_get_intfdata(intf); struct lbs_private *priv = cardp->priv; + int ret; lbs_deb_enter(LBS_DEB_USB); if (priv->psstate != PS_STATE_FULL_POWER) return -1; - netif_device_detach(priv->dev); - netif_device_detach(priv->mesh_dev); + ret = lbs_suspend(priv); + if (ret) + goto out; /* Unlink tx & rx urb */ usb_kill_urb(cardp->tx_urb); usb_kill_urb(cardp->rx_urb); + out: lbs_deb_leave(LBS_DEB_USB); - return 0; + return ret; } static int if_usb_resume(struct usb_interface *intf) @@ -995,8 +1002,7 @@ static int if_usb_resume(struct usb_interface *intf) if_usb_submit_rx_urb(cardp); - netif_device_attach(priv->dev); - netif_device_attach(priv->mesh_dev); + lbs_resume(priv); lbs_deb_leave(LBS_DEB_USB); return 0; |