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path: root/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c198
1 files changed, 28 insertions, 170 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index d7c76ce..2976523 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -52,16 +52,6 @@ MODULE_SUPPORTED_DEVICE("Broadcom 802.11n WLAN fullmac cards");
MODULE_LICENSE("Dual BSD/GPL");
-/* Interface control information */
-struct brcmf_if {
- struct brcmf_pub *drvr; /* back pointer to brcmf_pub */
- /* OS/stack specifics */
- struct net_device *ndev;
- struct net_device_stats stats;
- int idx; /* iface idx in dongle */
- u8 mac_addr[ETH_ALEN]; /* assigned MAC address */
-};
-
/* Error bits */
int brcmf_msg_level = BRCMF_ERROR_VAL;
module_param(brcmf_msg_level, int, 0);
@@ -629,12 +619,9 @@ static int brcmf_ethtool(struct brcmf_pub *drvr, void __user *uaddr)
brcmf_dbg(ERROR, "dongle is not up\n");
return -ENODEV;
}
-
/* finally, report dongle driver type */
- else if (drvr->iswl)
- sprintf(info.driver, "wl");
else
- sprintf(info.driver, "xx");
+ sprintf(info.driver, "wl");
sprintf(info.version, "%lu", drvr->drv_version);
if (copy_to_user(uaddr, &info, sizeof(info)))
@@ -719,65 +706,6 @@ static int brcmf_netdev_ioctl_entry(struct net_device *ndev, struct ifreq *ifr,
return -EOPNOTSUPP;
}
-/* called only from within this driver. Sends a command to the dongle. */
-s32 brcmf_exec_dcmd(struct net_device *ndev, u32 cmd, void *arg, u32 len)
-{
- struct brcmf_dcmd dcmd;
- s32 err = 0;
- int buflen = 0;
- bool is_set_key_cmd;
- struct brcmf_if *ifp = netdev_priv(ndev);
- struct brcmf_pub *drvr = ifp->drvr;
-
- memset(&dcmd, 0, sizeof(dcmd));
- dcmd.cmd = cmd;
- dcmd.buf = arg;
- dcmd.len = len;
-
- if (dcmd.buf != NULL)
- buflen = min_t(uint, dcmd.len, BRCMF_DCMD_MAXLEN);
-
- /* send to dongle (must be up, and wl) */
- if ((drvr->bus_if->state != BRCMF_BUS_DATA)) {
- brcmf_dbg(ERROR, "DONGLE_DOWN\n");
- err = -EIO;
- goto done;
- }
-
- if (!drvr->iswl) {
- err = -EIO;
- goto done;
- }
-
- /*
- * Intercept BRCMF_C_SET_KEY CMD - serialize M4 send and
- * set key CMD to prevent M4 encryption.
- */
- is_set_key_cmd = ((dcmd.cmd == BRCMF_C_SET_KEY) ||
- ((dcmd.cmd == BRCMF_C_SET_VAR) &&
- !(strncmp("wsec_key", dcmd.buf, 9))) ||
- ((dcmd.cmd == BRCMF_C_SET_VAR) &&
- !(strncmp("bsscfg:wsec_key", dcmd.buf, 15))));
- if (is_set_key_cmd)
- brcmf_netdev_wait_pend8021x(ndev);
-
- err = brcmf_proto_dcmd(drvr, ifp->idx, &dcmd, buflen);
-
-done:
- if (err > 0)
- err = 0;
-
- return err;
-}
-
-int brcmf_netlink_dcmd(struct net_device *ndev, struct brcmf_dcmd *dcmd)
-{
- brcmf_dbg(TRACE, "enter: cmd %x buf %p len %d\n",
- dcmd->cmd, dcmd->buf, dcmd->len);
-
- return brcmf_exec_dcmd(ndev, dcmd->cmd, dcmd->buf, dcmd->len);
-}
-
static int brcmf_netdev_stop(struct net_device *ndev)
{
struct brcmf_if *ifp = netdev_priv(ndev);
@@ -851,7 +779,7 @@ static const struct net_device_ops brcmf_netdev_ops_pri = {
.ndo_set_rx_mode = brcmf_netdev_set_multicast_list
};
-static int brcmf_net_attach(struct brcmf_if *ifp)
+int brcmf_net_attach(struct brcmf_if *ifp)
{
struct brcmf_pub *drvr = ifp->drvr;
struct net_device *ndev;
@@ -885,15 +813,6 @@ static int brcmf_net_attach(struct brcmf_if *ifp)
memcpy(ndev->dev_addr, temp_addr, ETH_ALEN);
- /* attach to cfg80211 for primary interface */
- if (!ifp->idx) {
- drvr->config = brcmf_cfg80211_attach(ndev, drvr->dev, drvr);
- if (drvr->config == NULL) {
- brcmf_dbg(ERROR, "wl_cfg80211_attach failed\n");
- goto fail;
- }
- }
-
if (register_netdev(ndev) != 0) {
brcmf_dbg(ERROR, "couldn't register the net device\n");
goto fail;
@@ -905,11 +824,12 @@ static int brcmf_net_attach(struct brcmf_if *ifp)
fail:
ndev->netdev_ops = NULL;
+ free_netdev(ndev);
return -EBADE;
}
-int
-brcmf_add_if(struct device *dev, int ifidx, char *name, u8 *mac_addr)
+struct brcmf_if *brcmf_add_if(struct device *dev, int ifidx, s32 bssidx,
+ char *name, u8 *mac_addr)
{
struct brcmf_if *ifp;
struct net_device *ndev;
@@ -936,7 +856,7 @@ brcmf_add_if(struct device *dev, int ifidx, char *name, u8 *mac_addr)
ndev = alloc_netdev(sizeof(struct brcmf_if), name, ether_setup);
if (!ndev) {
brcmf_dbg(ERROR, "OOM - alloc_netdev\n");
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
}
ifp = netdev_priv(ndev);
@@ -944,20 +864,14 @@ brcmf_add_if(struct device *dev, int ifidx, char *name, u8 *mac_addr)
ifp->drvr = drvr;
drvr->iflist[ifidx] = ifp;
ifp->idx = ifidx;
+ ifp->bssidx = bssidx;
if (mac_addr != NULL)
memcpy(&ifp->mac_addr, mac_addr, ETH_ALEN);
- if (brcmf_net_attach(ifp)) {
- brcmf_dbg(ERROR, "brcmf_net_attach failed");
- free_netdev(ifp->ndev);
- drvr->iflist[ifidx] = NULL;
- return -EOPNOTSUPP;
- }
-
brcmf_dbg(TRACE, " ==== pid:%x, net_device for if:%s created ===\n",
current->pid, ifp->ndev->name);
- return 0;
+ return ifp;
}
void brcmf_del_if(struct brcmf_pub *drvr, int ifidx)
@@ -1036,10 +950,9 @@ fail:
int brcmf_bus_start(struct device *dev)
{
int ret = -1;
- /* Room for "event_msgs" + '\0' + bitvec */
- char iovbuf[BRCMF_EVENTING_MASK_LEN + 12];
struct brcmf_bus *bus_if = dev_get_drvdata(dev);
struct brcmf_pub *drvr = bus_if->drvr;
+ struct brcmf_if *ifp;
brcmf_dbg(TRACE, "\n");
@@ -1050,49 +963,30 @@ int brcmf_bus_start(struct device *dev)
return ret;
}
- brcmf_c_mkiovar("event_msgs", drvr->eventmask, BRCMF_EVENTING_MASK_LEN,
- iovbuf, sizeof(iovbuf));
- brcmf_proto_cdc_query_dcmd(drvr, 0, BRCMF_C_GET_VAR, iovbuf,
- sizeof(iovbuf));
- memcpy(drvr->eventmask, iovbuf, BRCMF_EVENTING_MASK_LEN);
-
- setbit(drvr->eventmask, BRCMF_E_SET_SSID);
- setbit(drvr->eventmask, BRCMF_E_PRUNE);
- setbit(drvr->eventmask, BRCMF_E_AUTH);
- setbit(drvr->eventmask, BRCMF_E_REASSOC);
- setbit(drvr->eventmask, BRCMF_E_REASSOC_IND);
- setbit(drvr->eventmask, BRCMF_E_DEAUTH_IND);
- setbit(drvr->eventmask, BRCMF_E_DISASSOC_IND);
- setbit(drvr->eventmask, BRCMF_E_DISASSOC);
- setbit(drvr->eventmask, BRCMF_E_JOIN);
- setbit(drvr->eventmask, BRCMF_E_ASSOC_IND);
- setbit(drvr->eventmask, BRCMF_E_PSK_SUP);
- setbit(drvr->eventmask, BRCMF_E_LINK);
- setbit(drvr->eventmask, BRCMF_E_NDIS_LINK);
- setbit(drvr->eventmask, BRCMF_E_MIC_ERROR);
- setbit(drvr->eventmask, BRCMF_E_PMKID_CACHE);
- setbit(drvr->eventmask, BRCMF_E_TXFAIL);
- setbit(drvr->eventmask, BRCMF_E_JOIN_START);
- setbit(drvr->eventmask, BRCMF_E_SCAN_COMPLETE);
-
-/* enable dongle roaming event */
-
- drvr->pktfilter_count = 1;
- /* Setup filter to allow only unicast */
- drvr->pktfilter[0] = "100 0 0 0 0x01 0x00";
-
- /* Bus is ready, do any protocol initialization */
- ret = brcmf_proto_init(drvr);
+ /* add primary networking interface */
+ ifp = brcmf_add_if(dev, 0, 0, "wlan%d", NULL);
+ if (IS_ERR(ifp))
+ return PTR_ERR(ifp);
+
+ /* signal bus ready */
+ bus_if->state = BRCMF_BUS_DATA;
+
+ /* Bus is ready, do any initialization */
+ ret = brcmf_c_preinit_dcmds(ifp);
if (ret < 0)
return ret;
- /* add primary networking interface */
- ret = brcmf_add_if(dev, 0, "wlan%d", drvr->mac);
- if (ret < 0)
+ drvr->config = brcmf_cfg80211_attach(drvr);
+ if (drvr->config == NULL)
+ return -ENOMEM;
+
+ ret = brcmf_net_attach(ifp);
+ if (ret < 0) {
+ brcmf_dbg(ERROR, "brcmf_net_attach failed");
+ drvr->iflist[0] = NULL;
return ret;
+ }
- /* signal bus ready */
- bus_if->state = BRCMF_BUS_DATA;
return 0;
}
@@ -1163,42 +1057,6 @@ int brcmf_netdev_wait_pend8021x(struct net_device *ndev)
return pend;
}
-#ifdef DEBUG
-int brcmf_write_to_file(struct brcmf_pub *drvr, const u8 *buf, int size)
-{
- int ret = 0;
- struct file *fp;
- mm_segment_t old_fs;
- loff_t pos = 0;
-
- /* change to KERNEL_DS address limit */
- old_fs = get_fs();
- set_fs(KERNEL_DS);
-
- /* open file to write */
- fp = filp_open("/tmp/mem_dump", O_WRONLY | O_CREAT, 0640);
- if (!fp) {
- brcmf_dbg(ERROR, "open file error\n");
- ret = -1;
- goto exit;
- }
-
- /* Write buf to file */
- fp->f_op->write(fp, (char __user *)buf, size, &pos);
-
-exit:
- /* free buf before return */
- kfree(buf);
- /* close file before return */
- if (fp)
- filp_close(fp, NULL);
- /* restore previous address limit */
- set_fs(old_fs);
-
- return ret;
-}
-#endif /* DEBUG */
-
static void brcmf_driver_init(struct work_struct *work)
{
brcmf_debugfs_init();