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authorDavid Vrabel <david.vrabel@csr.com>2008-11-17 16:16:51 +0000
committerDavid Vrabel <david.vrabel@csr.com>2008-11-19 14:47:04 +0000
commite8e1594c8126b1b773988fa2e3bfec76cff88336 (patch)
treeafa666ce45d8652880855b04a26755e4e5182e01 /drivers/uwb/i1480
parent6fae35f9cea92793a98b2d9ab21235e5ae035581 (diff)
downloadop-kernel-dev-e8e1594c8126b1b773988fa2e3bfec76cff88336.zip
op-kernel-dev-e8e1594c8126b1b773988fa2e3bfec76cff88336.tar.gz
wlp: start/stop radio on network interface up/down
Signed-off-by: David Vrabel <david.vrabel@csr.com>
Diffstat (limited to 'drivers/uwb/i1480')
-rw-r--r--drivers/uwb/i1480/i1480u-wlp/lc.c2
-rw-r--r--drivers/uwb/i1480/i1480u-wlp/netdev.c51
2 files changed, 12 insertions, 41 deletions
diff --git a/drivers/uwb/i1480/i1480u-wlp/lc.c b/drivers/uwb/i1480/i1480u-wlp/lc.c
index 384306c..488b2e3 100644
--- a/drivers/uwb/i1480/i1480u-wlp/lc.c
+++ b/drivers/uwb/i1480/i1480u-wlp/lc.c
@@ -206,7 +206,7 @@ int i1480u_add(struct i1480u *i1480u, struct usb_interface *iface)
wlp->fill_device_info = i1480u_fill_device_info;
wlp->stop_queue = i1480u_stop_queue;
wlp->start_queue = i1480u_start_queue;
- result = wlp_setup(wlp, rc);
+ result = wlp_setup(wlp, rc, net_dev);
if (result < 0) {
dev_err(&iface->dev, "Cannot setup WLP\n");
goto error_wlp_setup;
diff --git a/drivers/uwb/i1480/i1480u-wlp/netdev.c b/drivers/uwb/i1480/i1480u-wlp/netdev.c
index 8802ac4..2eafb97 100644
--- a/drivers/uwb/i1480/i1480u-wlp/netdev.c
+++ b/drivers/uwb/i1480/i1480u-wlp/netdev.c
@@ -207,6 +207,11 @@ int i1480u_open(struct net_device *net_dev)
result = i1480u_rx_setup(i1480u); /* Alloc RX stuff */
if (result < 0)
goto error_rx_setup;
+
+ result = uwb_radio_start(&wlp->pal);
+ if (result < 0)
+ goto error_radio_start;
+
netif_wake_queue(net_dev);
#ifdef i1480u_FLOW_CONTROL
result = usb_submit_urb(i1480u->notif_urb, GFP_KERNEL);;
@@ -215,25 +220,20 @@ int i1480u_open(struct net_device *net_dev)
goto error_notif_urb_submit;
}
#endif
- i1480u->uwb_notifs_handler.cb = i1480u_uwb_notifs_cb;
- i1480u->uwb_notifs_handler.data = i1480u;
- if (uwb_bg_joined(rc))
- netif_carrier_on(net_dev);
- else
- netif_carrier_off(net_dev);
- uwb_notifs_register(rc, &i1480u->uwb_notifs_handler);
/* Interface is up with an address, now we can create WSS */
result = wlp_wss_setup(net_dev, &wlp->wss);
if (result < 0) {
dev_err(dev, "Can't create WSS: %d. \n", result);
- goto error_notif_deregister;
+ goto error_wss_setup;
}
return 0;
-error_notif_deregister:
- uwb_notifs_deregister(rc, &i1480u->uwb_notifs_handler);
+error_wss_setup:
#ifdef i1480u_FLOW_CONTROL
+ usb_kill_urb(i1480u->notif_urb);
error_notif_urb_submit:
#endif
+ uwb_radio_stop(&wlp->pal);
+error_radio_start:
netif_stop_queue(net_dev);
i1480u_rx_release(i1480u);
error_rx_setup:
@@ -248,16 +248,15 @@ int i1480u_stop(struct net_device *net_dev)
{
struct i1480u *i1480u = netdev_priv(net_dev);
struct wlp *wlp = &i1480u->wlp;
- struct uwb_rc *rc = wlp->rc;
BUG_ON(wlp->rc == NULL);
wlp_wss_remove(&wlp->wss);
- uwb_notifs_deregister(rc, &i1480u->uwb_notifs_handler);
netif_carrier_off(net_dev);
#ifdef i1480u_FLOW_CONTROL
usb_kill_urb(i1480u->notif_urb);
#endif
netif_stop_queue(net_dev);
+ uwb_radio_stop(&wlp->pal);
i1480u_rx_release(i1480u);
i1480u_tx_release(i1480u);
return 0;
@@ -303,34 +302,6 @@ int i1480u_change_mtu(struct net_device *net_dev, int mtu)
return 0;
}
-
-/**
- * Callback function to handle events from UWB
- * When we see other devices we know the carrier is ok,
- * if we are the only device in the beacon group we set the carrier
- * state to off.
- * */
-void i1480u_uwb_notifs_cb(void *data, struct uwb_dev *uwb_dev,
- enum uwb_notifs event)
-{
- struct i1480u *i1480u = data;
- struct net_device *net_dev = i1480u->net_dev;
- struct device *dev = &i1480u->usb_iface->dev;
- switch (event) {
- case UWB_NOTIF_BG_JOIN:
- netif_carrier_on(net_dev);
- dev_info(dev, "Link is up\n");
- break;
- case UWB_NOTIF_BG_LEAVE:
- netif_carrier_off(net_dev);
- dev_info(dev, "Link is down\n");
- break;
- default:
- dev_err(dev, "don't know how to handle event %d from uwb\n",
- event);
- }
-}
-
/**
* Stop the network queue
*
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