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-rw-r--r--drivers/staging/csr/inet.c104
1 files changed, 0 insertions, 104 deletions
diff --git a/drivers/staging/csr/inet.c b/drivers/staging/csr/inet.c
deleted file mode 100644
index b3ef818fef35..000000000000
--- a/drivers/staging/csr/inet.c
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * ---------------------------------------------------------------------------
- * FILE: inet.c
- *
- * PURPOSE:
- * Routines related to IP address changes.
- * Optional part of the porting exercise. It uses system network
- * handlers to obtain the UniFi IP address and pass it to the SME
- * using the unifi_sys_ip_configured_ind().
- *
- * Copyright (C) 2008-2009 Cambridge Silicon Radio Ltd.
- *
- * Refer to LICENSE.txt included with this source code for details on
- * the license terms.
- *
- * ---------------------------------------------------------------------------
- */
-#include <linux/inetdevice.h>
-#include <linux/notifier.h>
-
-#include "unifi_priv.h"
-#include "csr_wifi_hip_conversions.h"
-
-/*
- * The inet notifier is global and not per-netdev. To avoid having a
- * notifier registered when there are no unifi devices present, it's
- * registered after the first unifi network device is registered, and
- * unregistered when the last unifi network device is unregistered.
- */
-
-static atomic_t inet_notif_refs = ATOMIC_INIT(0);
-
-static int uf_inetaddr_event(struct notifier_block *notif, unsigned long event, void *ifa)
-{
- struct net_device *ndev;
- unifi_priv_t *priv;
- struct in_ifaddr *if_addr;
- netInterface_priv_t *InterfacePriv = (netInterface_priv_t *)NULL;
-
- if (!ifa || !((struct in_ifaddr *)ifa)->ifa_dev) {
- unifi_trace(NULL, UDBG1, "uf_inetaddr_event (%lu) ifa=%p\n", event, ifa);
- return NOTIFY_DONE;
- }
-
- ndev = ((struct in_ifaddr *)ifa)->ifa_dev->dev;
- InterfacePriv = (netInterface_priv_t*) netdev_priv(ndev);
-
- /* As the notifier is global, the call may be for a non-UniFi netdev.
- * Therefore check the netdev_priv to make sure it's a known UniFi one.
- */
- if (uf_find_netdev_priv(InterfacePriv) == -1) {
- unifi_trace(NULL, UDBG1, "uf_inetaddr_event (%lu) ndev=%p, other netdev_priv=%p\n",
- event, ndev, InterfacePriv);
- return NOTIFY_DONE;
- }
-
- if (!InterfacePriv->privPtr) {
- unifi_error(NULL, "uf_inetaddr_event null priv (%lu) ndev=%p, InterfacePriv=%p\n",
- event, ndev, InterfacePriv);
- return NOTIFY_DONE;
- }
-
- priv = InterfacePriv->privPtr;
- if_addr = (struct in_ifaddr *)ifa;
-
- /* If this event is for a UniFi device, notify the SME that an IP
- * address has been added or removed. */
- if (uf_find_priv(priv) != -1) {
- switch (event) {
- case NETDEV_UP:
- unifi_info(priv, "IP address assigned for %s\n", priv->netdev[InterfacePriv->InterfaceTag]->name);
- priv->sta_ip_address = if_addr->ifa_address;
-#ifdef CSR_SUPPORT_WEXT
- sme_mgt_packet_filter_set(priv);
-#endif
- break;
- case NETDEV_DOWN:
- unifi_info(priv, "IP address removed for %s\n", priv->netdev[InterfacePriv->InterfaceTag]->name);
- priv->sta_ip_address = 0xFFFFFFFF;
-#ifdef CSR_SUPPORT_WEXT
- sme_mgt_packet_filter_set(priv);
-#endif
- break;
- }
- }
-
- return NOTIFY_DONE;
-}
-
-static struct notifier_block uf_inetaddr_notifier = {
- .notifier_call = uf_inetaddr_event,
-};
-
-void uf_register_inet_notifier(void)
-{
- if (atomic_inc_return(&inet_notif_refs) == 1)
- register_inetaddr_notifier(&uf_inetaddr_notifier);
-}
-
-void uf_unregister_inet_notifier(void)
-{
- if (atomic_dec_return(&inet_notif_refs) == 0)
- unregister_inetaddr_notifier(&uf_inetaddr_notifier);
-}