staging: brcm80211: remove brcmf_op_if from fullmac

Absorb related code into brcmf_add_if/brcmf_del_if. This is part
of the net device interface clean up.

Reviewed-by: Roland Vossen <rvossen@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
index b0202b7dd094933dd695642906064f08263d72f2..99ba5e3e45fa2653e29f3fa7bf082a32278bd727 100644 (file)
--- a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
@@ -282,74 +282,6 @@ _brcmf_set_mac_address(struct work_struct *work)
        return;
 }
 
-/* Virtual interfaces only ((ifp && ifp->info && ifp->idx == true) */
-static void brcmf_op_if(struct brcmf_if *ifp)
-{
-       struct brcmf_info *drvr_priv;
-       int ret = 0, err = 0;
-
-       drvr_priv = ifp->info;
-
-       brcmf_dbg(TRACE, "idx %d, state %d\n", ifp->idx, ifp->state);
-
-       switch (ifp->state) {
-       case BRCMF_E_IF_ADD:
-               /*
-                * Delete the existing interface before overwriting it
-                * in case we missed the BRCMF_E_IF_DEL event.
-                */
-               if (ifp->ndev != NULL) {
-                       brcmf_dbg(ERROR, "ERROR: netdev:%s already exists, try free & unregister\n",
-                                 ifp->ndev->name);
-                       netif_stop_queue(ifp->ndev);
-                       unregister_netdev(ifp->ndev);
-                       free_netdev(ifp->ndev);
-               }
-               /* Allocate netdev, including space for private structure */
-               ifp->ndev = alloc_netdev(sizeof(drvr_priv), "wlan%d",
-                                        ether_setup);
-               if (!ifp->ndev) {
-                       brcmf_dbg(ERROR, "OOM - alloc_netdev\n");
-                       ret = -ENOMEM;
-               }
-               if (ret == 0) {
-                       memcpy(netdev_priv(ifp->ndev), &drvr_priv,
-                              sizeof(drvr_priv));
-                       err = brcmf_net_attach(&drvr_priv->pub, ifp->idx);
-                       if (err != 0) {
-                               brcmf_dbg(ERROR, "brcmf_net_attach failed, err %d\n",
-                                         err);
-                               ret = -EOPNOTSUPP;
-                       } else {
-                               brcmf_dbg(TRACE, " ==== pid:%x, net_device for if:%s created ===\n",
-                                         current->pid, ifp->ndev->name);
-                               ifp->state = 0;
-                       }
-               }
-               break;
-       case BRCMF_E_IF_DEL:
-               if (ifp->ndev != NULL) {
-                       brcmf_dbg(TRACE, "got 'WLC_E_IF_DEL' state\n");
-                       netif_stop_queue(ifp->ndev);
-                       unregister_netdev(ifp->ndev);
-                       ret = BRCMF_DEL_IF;     /* Make sure the free_netdev()
-                                                        is called */
-               }
-               break;
-       default:
-               brcmf_dbg(ERROR, "bad op %d\n", ifp->state);
-               break;
-       }
-
-       if (ret < 0) {
-               if (ifp->ndev)
-                       free_netdev(ifp->ndev);
-
-               drvr_priv->iflist[ifp->idx] = NULL;
-               kfree(ifp);
-       }
-}
-
 static int brcmf_netdev_set_mac_address(struct net_device *ndev, void *addr)
 {
        struct brcmf_info *drvr_priv = *(struct brcmf_info **)
@@ -964,6 +896,7 @@ brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, struct net_device *ndev,
             char *name, u8 *mac_addr, u32 flags, u8 bssidx)
 {
        struct brcmf_if *ifp;
+       int ret = 0, err = 0;
 
        brcmf_dbg(TRACE, "idx %d, handle->%p\n", ifidx, ndev);
 
@@ -983,7 +916,48 @@ brcmf_add_if(struct brcmf_info *drvr_priv, int ifidx, struct net_device *ndev,
        if (ndev == NULL) {
                ifp->state = BRCMF_E_IF_ADD;
                ifp->idx = ifidx;
-               brcmf_op_if(ifp);
+               /*
+                * Delete the existing interface before overwriting it
+                * in case we missed the BRCMF_E_IF_DEL event.
+                */
+               if (ifp->ndev != NULL) {
+                       brcmf_dbg(ERROR, "ERROR: netdev:%s already exists, try free & unregister\n",
+                                 ifp->ndev->name);
+                       netif_stop_queue(ifp->ndev);
+                       unregister_netdev(ifp->ndev);
+                       free_netdev(ifp->ndev);
+               }
+
+               /* Allocate netdev, including space for private structure */
+               ifp->ndev = alloc_netdev(sizeof(drvr_priv), "wlan%d",
+                                        ether_setup);
+               if (!ifp->ndev) {
+                       brcmf_dbg(ERROR, "OOM - alloc_netdev\n");
+                       ret = -ENOMEM;
+               }
+
+               if (ret == 0) {
+                       memcpy(netdev_priv(ifp->ndev), &drvr_priv,
+                              sizeof(drvr_priv));
+                       err = brcmf_net_attach(&drvr_priv->pub, ifp->idx);
+                       if (err != 0) {
+                               brcmf_dbg(ERROR, "brcmf_net_attach failed, err %d\n",
+                                         err);
+                               ret = -EOPNOTSUPP;
+                       } else {
+                               brcmf_dbg(TRACE, " ==== pid:%x, net_device for if:%s created ===\n",
+                                         current->pid, ifp->ndev->name);
+                               ifp->state = 0;
+                       }
+               }
+
+               if (ret < 0) {
+                       if (ifp->ndev)
+                               free_netdev(ifp->ndev);
+
+                       drvr_priv->iflist[ifp->idx] = NULL;
+                       kfree(ifp);
+               }
        } else
                ifp->ndev = ndev;
 
@@ -1004,7 +978,13 @@ void brcmf_del_if(struct brcmf_info *drvr_priv, int ifidx)
 
        ifp->state = BRCMF_E_IF_DEL;
        ifp->idx = ifidx;
-       brcmf_op_if(ifp);
+       if (ifp->ndev != NULL) {
+               netif_stop_queue(ifp->ndev);
+               unregister_netdev(ifp->ndev);
+               free_netdev(ifp->ndev);
+               drvr_priv->iflist[ifidx] = NULL;
+               kfree(ifp);
+       }
 }
 
 struct brcmf_pub *brcmf_attach(struct brcmf_bus *bus, uint bus_hdrlen)