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-rw-r--r--drivers/net/wireless/libertas/cmd.c25
-rw-r--r--drivers/net/wireless/libertas/dev.h7
-rw-r--r--drivers/net/wireless/libertas/host.h2
-rw-r--r--drivers/net/wireless/libertas/hostcmd.h6
-rw-r--r--drivers/net/wireless/libertas/if_usb.c2
-rw-r--r--drivers/net/wireless/libertas/main.c153
-rw-r--r--drivers/net/wireless/libertas/rx.c49
-rw-r--r--drivers/net/wireless/libertas/tx.c8
-rw-r--r--drivers/net/wireless/libertas/wext.h5
9 files changed, 217 insertions, 40 deletions
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 517489a0606..cd3bddb243b 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -565,6 +565,26 @@ static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv,
return 0;
}
+static int wlan_cmd_802_11_monitor_mode(wlan_private * priv,
+ struct cmd_ds_command *cmd,
+ u16 cmd_action, void *pdata_buf)
+{
+ struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor;
+
+ cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE);
+ cmd->size =
+ cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) +
+ S_DS_GEN);
+
+ monitor->action = cpu_to_le16(cmd_action);
+ if (cmd_action == CMD_ACT_SET) {
+ monitor->mode =
+ cpu_to_le16((u16) (*(u32 *) pdata_buf));
+ }
+
+ return 0;
+}
+
static int wlan_cmd_802_11_rate_adapt_rateset(wlan_private * priv,
struct cmd_ds_command *cmd,
u16 cmd_action)
@@ -1239,6 +1259,11 @@ int libertas_prepare_and_send_command(wlan_private * priv,
ret = wlan_cmd_mac_multicast_adr(priv, cmdptr, cmd_action);
break;
+ case CMD_802_11_MONITOR_MODE:
+ ret = wlan_cmd_802_11_monitor_mode(priv, cmdptr,
+ cmd_action, pdata_buf);
+ break;
+
case CMD_802_11_AD_HOC_JOIN:
ret = libertas_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf);
break;
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 397c5fca0ff..5697fec0cb1 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -112,7 +112,9 @@ struct _wlan_private {
struct net_device *dev;
struct net_device_stats stats;
- struct net_device *mesh_dev ; /* Virtual device */
+ struct net_device *mesh_dev; /* Virtual device */
+ struct net_device *rtap_net_dev;
+ struct ieee80211_device *ieee;
struct iw_statistics wstats;
struct wlan_mesh_stats mstats;
@@ -362,8 +364,7 @@ struct _wlan_adapter {
struct cmd_ds_802_11_get_log logmsg;
- u32 linkmode;
- u32 radiomode;
+ u32 monitormode;
u8 fw_ready;
u8 last_scanned_channel;
diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h
index c6b44c83159..4ccdbf9c473 100644
--- a/drivers/net/wireless/libertas/host.h
+++ b/drivers/net/wireless/libertas/host.h
@@ -110,6 +110,8 @@
#define CMD_FWT_ACCESS 0x0095
+#define CMD_802_11_MONITOR_MODE 0x0098
+
#define CMD_MESH_ACCESS 0x009b
/* For the IEEE Power Save */
diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h
index 44cf39c8d1b..52884eaf2ed 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -405,6 +405,11 @@ struct cmd_ds_802_11_rf_antenna {
};
+struct cmd_ds_802_11_monitor_mode {
+ u16 action;
+ u16 mode;
+};
+
struct cmd_ds_802_11_ps_mode {
__le16 action;
__le16 nullpktinterval;
@@ -623,6 +628,7 @@ struct cmd_ds_command {
struct cmd_ds_802_11_snmp_mib smib;
struct cmd_ds_802_11_rf_tx_power txp;
struct cmd_ds_802_11_rf_antenna rant;
+ struct cmd_ds_802_11_monitor_mode monitor;
struct cmd_ds_802_11_data_rate drate;
struct cmd_ds_802_11_rate_adapt_rateset rateset;
struct cmd_ds_mac_multicast_adr madr;
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 670e1d23c04..d28802fb244 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -208,6 +208,8 @@ static int if_usb_probe(struct usb_interface *intf,
if (!(priv = libertas_add_card(cardp, &udev->dev)))
goto dealloc;
+ udev->dev.driver_data = priv;
+
if (libertas_add_mesh(priv, &udev->dev))
goto err_add_mesh;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index a3a17caae43..9a46339ce47 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -21,6 +21,7 @@
#include "wext.h"
#include "debugfs.h"
#include "assoc.h"
+#include "join.h"
#define DRIVER_RELEASE_VERSION "322.p1"
const char libertas_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
@@ -246,6 +247,66 @@ static ssize_t libertas_anycast_set(struct device * dev,
return strlen(buf);
}
+int libertas_add_rtap(wlan_private *priv);
+void libertas_remove_rtap(wlan_private *priv);
+
+/**
+ * Get function for sysfs attribute rtap
+ */
+static ssize_t libertas_rtap_get(struct device * dev,
+ struct device_attribute *attr, char * buf)
+{
+ wlan_private *priv = (wlan_private *) dev->driver_data;
+ wlan_adapter *adapter = priv->adapter;
+ return snprintf(buf, 5, "0x%X\n", adapter->monitormode);
+}
+
+/**
+ * Set function for sysfs attribute rtap
+ */
+static ssize_t libertas_rtap_set(struct device * dev,
+ struct device_attribute *attr, const char * buf, size_t count)
+{
+ int monitor_mode;
+ wlan_private *priv = (wlan_private *) dev->driver_data;
+ wlan_adapter *adapter = priv->adapter;
+
+ sscanf(buf, "%x", &monitor_mode);
+ if (monitor_mode != WLAN_MONITOR_OFF) {
+ if(adapter->monitormode == monitor_mode)
+ return strlen(buf);
+ if (adapter->monitormode == WLAN_MONITOR_OFF) {
+ if (adapter->mode == IW_MODE_INFRA)
+ libertas_send_deauthentication(priv);
+ else if (adapter->mode == IW_MODE_ADHOC)
+ libertas_stop_adhoc_network(priv);
+ libertas_add_rtap(priv);
+ }
+ adapter->monitormode = monitor_mode;
+ }
+
+ else {
+ if(adapter->monitormode == WLAN_MONITOR_OFF)
+ return strlen(buf);
+ adapter->monitormode = WLAN_MONITOR_OFF;
+ libertas_remove_rtap(priv);
+ netif_wake_queue(priv->dev);
+ netif_wake_queue(priv->mesh_dev);
+ }
+
+ libertas_prepare_and_send_command(priv,
+ CMD_802_11_MONITOR_MODE, CMD_ACT_SET,
+ CMD_OPTION_WAITFORRSP, 0, &adapter->monitormode);
+ return strlen(buf);
+}
+
+/**
+ * libertas_rtap attribute to be exported per mshX interface
+ * through sysfs (/sys/class/net/mshX/libertas-rtap)
+ */
+static DEVICE_ATTR(libertas_rtap, 0644, libertas_rtap_get,
+ libertas_rtap_set );
+
/**
* anycast_mask attribute to be exported per mshX interface
* through sysfs (/sys/class/net/mshX/anycast_mask)
@@ -480,6 +541,10 @@ static int libertas_mesh_pre_start_xmit(struct sk_buff *skb,
int ret;
lbs_deb_enter(LBS_DEB_MESH);
+ if(priv->adapter->monitormode != WLAN_MONITOR_OFF) {
+ netif_stop_queue(dev);
+ return -EOPNOTSUPP;
+ }
SET_MESH_FRAME(skb);
@@ -494,10 +559,16 @@ static int libertas_mesh_pre_start_xmit(struct sk_buff *skb,
*/
static int libertas_pre_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
+ wlan_private *priv = dev->priv;
int ret;
lbs_deb_enter(LBS_DEB_NET);
+ if(priv->adapter->monitormode != WLAN_MONITOR_OFF) {
+ netif_stop_queue(dev);
+ return -EOPNOTSUPP;
+ }
+
UNSET_MESH_FRAME(skb);
ret = libertas_hard_start_xmit(skb, dev);
@@ -517,7 +588,7 @@ static void libertas_tx_timeout(struct net_device *dev)
dev->trans_start = jiffies;
if (priv->adapter->currenttxskb) {
- if (priv->adapter->radiomode == WLAN_RADIOMODE_RADIOTAP) {
+ if (priv->adapter->monitormode != WLAN_MONITOR_OFF) {
/* If we are here, we have not received feedback from
the previous packet. Assume TX_FAIL and move on. */
priv->adapter->eventcause = 0x01000000;
@@ -1169,6 +1240,9 @@ wlan_private *libertas_add_card(void *card, struct device *dmdev)
spin_lock_init(&priv->adapter->driver_lock);
init_waitqueue_head(&priv->adapter->cmd_pending);
priv->adapter->nr_cmd_pending = 0;
+ priv->rtap_net_dev = NULL;
+ if (device_create_file(dmdev, &dev_attr_libertas_rtap))
+ goto err_kzalloc;
goto done;
err_kzalloc:
@@ -1333,6 +1407,7 @@ int libertas_remove_card(wlan_private *priv)
lbs_deb_enter(LBS_DEB_NET);
+ libertas_remove_rtap(priv);
if (!priv)
goto out;
@@ -1342,6 +1417,7 @@ int libertas_remove_card(wlan_private *priv)
goto out;
dev = priv->dev;
+ device_remove_file(priv->hotplug_device, &dev_attr_libertas_rtap);
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
@@ -1537,6 +1613,81 @@ static void libertas_exit_module(void)
lbs_deb_leave(LBS_DEB_MAIN);
}
+/*
+ * rtap interface support fuctions
+ */
+
+static int libertas_rtap_open(struct net_device *dev)
+{
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+ return 0;
+}
+
+static int libertas_rtap_stop(struct net_device *dev)
+{
+ return 0;
+}
+
+static int libertas_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+ netif_stop_queue(dev);
+ return -EOPNOTSUPP;
+}
+
+static struct net_device_stats *libertas_rtap_get_stats(struct net_device *dev)
+{
+ wlan_private *priv = dev->priv;
+ return &priv->ieee->stats;
+}
+
+
+void libertas_remove_rtap(wlan_private *priv)
+{
+ if (priv->rtap_net_dev == NULL)
+ return;
+ unregister_netdev(priv->rtap_net_dev);
+ free_ieee80211(priv->rtap_net_dev);
+ priv->rtap_net_dev = NULL;
+}
+
+int libertas_add_rtap(wlan_private *priv)
+{
+ int rc = 0;
+
+ if (priv->rtap_net_dev)
+ return -EPERM;
+
+ priv->rtap_net_dev = alloc_ieee80211(0);
+ if (priv->rtap_net_dev == NULL)
+ return -ENOMEM;
+
+
+ priv->ieee = netdev_priv(priv->rtap_net_dev);
+
+ strcpy(priv->rtap_net_dev->name, "rtap%d");
+
+ priv->rtap_net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
+ priv->rtap_net_dev->open = libertas_rtap_open;
+ priv->rtap_net_dev->stop = libertas_rtap_stop;
+ priv->rtap_net_dev->get_stats = libertas_rtap_get_stats;
+ priv->rtap_net_dev->hard_start_xmit = libertas_rtap_hard_start_xmit;
+ priv->rtap_net_dev->set_multicast_list = libertas_set_multicast_list;
+ priv->rtap_net_dev->priv = priv;
+
+ priv->ieee->iw_mode = IW_MODE_MONITOR;
+
+ rc = register_netdev(priv->rtap_net_dev);
+ if (rc) {
+ free_ieee80211(priv->rtap_net_dev);
+ priv->rtap_net_dev = NULL;
+ return rc;
+ }
+
+ return 0;
+}
+
+
module_init(libertas_init_module);
module_exit(libertas_exit_module);
diff --git a/drivers/net/wireless/libertas/rx.c b/drivers/net/wireless/libertas/rx.c
index 83a7765fd23..09def943b91 100644
--- a/drivers/net/wireless/libertas/rx.c
+++ b/drivers/net/wireless/libertas/rx.c
@@ -138,12 +138,15 @@ void libertas_upload_rx_packet(wlan_private * priv, struct sk_buff *skb)
{
lbs_deb_rx("skb->data %p\n", skb->data);
- if (priv->mesh_dev && IS_MESH_FRAME(skb))
- skb->protocol = eth_type_trans(skb, priv->mesh_dev);
- else
- skb->protocol = eth_type_trans(skb, priv->dev);
+ if (priv->adapter->monitormode != WLAN_MONITOR_OFF) {
+ skb->protocol = eth_type_trans(skb, priv->rtap_net_dev);
+ } else {
+ if (priv->mesh_dev && IS_MESH_FRAME(skb))
+ skb->protocol = eth_type_trans(skb, priv->mesh_dev);
+ else
+ skb->protocol = eth_type_trans(skb, priv->dev);
+ }
skb->ip_summed = CHECKSUM_UNNECESSARY;
-
netif_rx(skb);
}
@@ -170,7 +173,7 @@ int libertas_process_rxed_packet(wlan_private * priv, struct sk_buff *skb)
lbs_deb_enter(LBS_DEB_RX);
- if (priv->adapter->linkmode == WLAN_LINKMODE_802_11)
+ if (priv->adapter->monitormode != WLAN_MONITOR_OFF)
return process_rxed_802_11_packet(priv, skb);
p_rx_pkt = (struct rxpackethdr *) skb->data;
@@ -290,21 +293,22 @@ static u8 convert_mv_rate_to_radiotap(u8 rate)
return 11;
case 3: /* 11 Mbps */
return 22;
- case 4: /* 6 Mbps */
+ /* case 4: reserved */
+ case 5: /* 6 Mbps */
return 12;
- case 5: /* 9 Mbps */
+ case 6: /* 9 Mbps */
return 18;
- case 6: /* 12 Mbps */
+ case 7: /* 12 Mbps */
return 24;
- case 7: /* 18 Mbps */
+ case 8: /* 18 Mbps */
return 36;
- case 8: /* 24 Mbps */
+ case 9: /* 24 Mbps */
return 48;
- case 9: /* 36 Mbps */
+ case 10: /* 36 Mbps */
return 72;
- case 10: /* 48 Mbps */
+ case 11: /* 48 Mbps */
return 96;
- case 11: /* 54 Mbps */
+ case 12: /* 54 Mbps */
return 108;
}
lbs_pr_alert("Invalid Marvell WLAN rate %i\n", rate);
@@ -355,14 +359,13 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb)
skb->len, sizeof(struct rxpd), skb->len - sizeof(struct rxpd));
/* create the exported radio header */
- switch (priv->adapter->radiomode) {
- case WLAN_RADIOMODE_NONE:
+ if(priv->adapter->monitormode == WLAN_MONITOR_OFF) {
/* no radio header */
/* chop the rxpd */
skb_pull(skb, sizeof(struct rxpd));
- break;
+ }
- case WLAN_RADIOMODE_RADIOTAP:
+ else {
/* radiotap header */
radiotap_hdr.hdr.it_version = 0;
/* XXX must check this value for pad */
@@ -400,16 +403,6 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb)
rx_radiotap_hdr));
memcpy(pradiotap_hdr, &radiotap_hdr,
sizeof(struct rx_radiotap_hdr));
- break;
-
- default:
- /* unknown header */
- lbs_pr_alert("Unknown radiomode %i\n",
- priv->adapter->radiomode);
- /* don't export any header */
- /* chop the rxpd */
- skb_pull(skb, sizeof(struct rxpd));
- break;
}
/* Take the data rate from the rxpd structure
diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c
index bb6e17506a4..fbec06c10dd 100644
--- a/drivers/net/wireless/libertas/tx.c
+++ b/drivers/net/wireless/libertas/tx.c
@@ -86,7 +86,7 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb)
plocaltxpd->tx_packet_location = cpu_to_le32(sizeof(struct txpd));
p802x_hdr = skb->data;
- if (priv->adapter->radiomode == WLAN_RADIOMODE_RADIOTAP) {
+ if (priv->adapter->monitormode != WLAN_MONITOR_OFF) {
/* locate radiotap header */
pradiotap_hdr = (struct tx_radiotap_hdr *)skb->data;
@@ -106,7 +106,7 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb)
}
/* copy destination address from 802.3 or 802.11 header */
- if (priv->adapter->linkmode == WLAN_LINKMODE_802_11)
+ if (priv->adapter->monitormode != WLAN_MONITOR_OFF)
memcpy(plocaltxpd->tx_dest_addr_high, p802x_hdr + 4, ETH_ALEN);
else
memcpy(plocaltxpd->tx_dest_addr_high, p802x_hdr, ETH_ALEN);
@@ -144,7 +144,7 @@ done:
priv->stats.tx_errors++;
}
- if (!ret && priv->adapter->radiomode == WLAN_RADIOMODE_RADIOTAP) {
+ if (!ret && priv->adapter->monitormode != WLAN_MONITOR_OFF) {
/* Keep the skb to echo it back once Tx feedback is
received from FW */
skb_orphan(skb);
@@ -252,7 +252,7 @@ void libertas_send_tx_feedback(wlan_private * priv)
int txfail;
int try_count;
- if (adapter->radiomode != WLAN_RADIOMODE_RADIOTAP ||
+ if (adapter->monitormode == WLAN_MONITOR_OFF ||
adapter->currenttxskb == NULL)
return;
diff --git a/drivers/net/wireless/libertas/wext.h b/drivers/net/wireless/libertas/wext.h
index 5b0bbc99a21..6aa444c7de8 100644
--- a/drivers/net/wireless/libertas/wext.h
+++ b/drivers/net/wireless/libertas/wext.h
@@ -15,10 +15,7 @@ struct wlan_ioctl_regrdwr {
u32 value;
};
-#define WLAN_LINKMODE_802_3 0
-#define WLAN_LINKMODE_802_11 2
-#define WLAN_RADIOMODE_NONE 0
-#define WLAN_RADIOMODE_RADIOTAP 2
+#define WLAN_MONITOR_OFF 0
extern struct iw_handler_def libertas_handler_def;
extern struct iw_handler_def mesh_handler_def;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-21 16:39:36 +0000