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Libertas: cfg80211 support

Browse Source 
Holger Schurig's patch (https://patchwork.kernel.org/patch/64286/)
is rebased to latest wireless-testing tree.

(Includes patches from me originally posted as "libertas: fix build
error due to undefined symbol" and "libertas: unmangle capability
value". -- JWL)

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Tested-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Kiran Divekar 2010-06-14 22:01:26 +05:30 committed by John W. Linville
parent f90754c15f
commit e86dc1ca46
20 changed files with 1981 additions and 6722 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/libertas/Makefile
View File

@ -1,4 +1,3 @@
libertas-y += assoc.o
libertas-y += cfg.o
libertas-y += cmd.o
libertas-y += cmdresp.o
@ -6,9 +5,7 @@ libertas-y += debugfs.o
libertas-y += ethtool.o
libertas-y += main.o
libertas-y += rx.o
libertas-y += scan.o
libertas-y += tx.o
libertas-y += wext.o
libertas-$(CONFIG_LIBERTAS_MESH) += mesh.o
usb8xxx-objs += if_usb.o

2264
drivers/net/wireless/libertas/assoc.c
View File

File diff suppressed because it is too large Load Diff

155
drivers/net/wireless/libertas/assoc.h
View File

@ -1,155 +0,0 @@
/* Copyright (C) 2006, Red Hat, Inc. */
#ifndef _LBS_ASSOC_H_
#define _LBS_ASSOC_H_
#include "defs.h"
#include "host.h"
struct lbs_private;
/*
* In theory, the IE is limited to the IE length, 255,
* but in practice 64 bytes are enough.
*/
#define MAX_WPA_IE_LEN 64
struct lbs_802_11_security {
u8 WPAenabled;
u8 WPA2enabled;
u8 wep_enabled;
u8 auth_mode;
u32 key_mgmt;
};
/** Current Basic Service Set State Structure */
struct current_bss_params {
/** bssid */
u8 bssid[ETH_ALEN];
/** ssid */
u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
u8 ssid_len;
/** band */
u8 band;
/** channel is directly in priv->channel */
/** zero-terminated array of supported data rates */
u8 rates[MAX_RATES + 1];
};
/**
* @brief Structure used to store information for each beacon/probe response
*/
struct bss_descriptor {
u8 bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
u8 ssid_len;
u16 capability;
u32 rssi;
u32 channel;
u16 beaconperiod;
__le16 atimwindow;
/* IW_MODE_AUTO, IW_MODE_ADHOC, IW_MODE_INFRA */
u8 mode;
/* zero-terminated array of supported data rates */
u8 rates[MAX_RATES + 1];
unsigned long last_scanned;
union ieee_phy_param_set phy;
union ieee_ss_param_set ss;
u8 wpa_ie[MAX_WPA_IE_LEN];
size_t wpa_ie_len;
u8 rsn_ie[MAX_WPA_IE_LEN];
size_t rsn_ie_len;
u8 mesh;
struct list_head list;
};
/** Association request
*
* Encapsulates all the options that describe a specific assocation request
* or configuration of the wireless card's radio, mode, and security settings.
*/
struct assoc_request {
#define ASSOC_FLAG_SSID 1
#define ASSOC_FLAG_CHANNEL 2
#define ASSOC_FLAG_BAND 3
#define ASSOC_FLAG_MODE 4
#define ASSOC_FLAG_BSSID 5
#define ASSOC_FLAG_WEP_KEYS 6
#define ASSOC_FLAG_WEP_TX_KEYIDX 7
#define ASSOC_FLAG_WPA_MCAST_KEY 8
#define ASSOC_FLAG_WPA_UCAST_KEY 9
#define ASSOC_FLAG_SECINFO 10
#define ASSOC_FLAG_WPA_IE 11
unsigned long flags;
u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
u8 ssid_len;
u8 channel;
u8 band;
u8 mode;
u8 bssid[ETH_ALEN] __attribute__ ((aligned (2)));
/** WEP keys */
struct enc_key wep_keys[4];
u16 wep_tx_keyidx;
/** WPA keys */
struct enc_key wpa_mcast_key;
struct enc_key wpa_unicast_key;
struct lbs_802_11_security secinfo;
/** WPA Information Elements*/
u8 wpa_ie[MAX_WPA_IE_LEN];
u8 wpa_ie_len;
/* BSS to associate with for infrastructure of Ad-Hoc join */
struct bss_descriptor bss;
};
extern u8 lbs_bg_rates[MAX_RATES];
void lbs_association_worker(struct work_struct *work);
struct assoc_request *lbs_get_association_request(struct lbs_private *priv);
int lbs_adhoc_stop(struct lbs_private *priv);
int lbs_cmd_80211_deauthenticate(struct lbs_private *priv,
u8 bssid[ETH_ALEN], u16 reason);
int lbs_cmd_802_11_rssi(struct lbs_private *priv,
struct cmd_ds_command *cmd);
int lbs_ret_802_11_rssi(struct lbs_private *priv,
struct cmd_ds_command *resp);
int lbs_cmd_bcn_ctrl(struct lbs_private *priv,
struct cmd_ds_command *cmd,
u16 cmd_action);
int lbs_ret_802_11_bcn_ctrl(struct lbs_private *priv,
struct cmd_ds_command *resp);
int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action,
struct assoc_request *assoc);
int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action,
uint16_t *enable);
int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action,
struct assoc_request *assoc);
#endif /* _LBS_ASSOC_H */

1941
drivers/net/wireless/libertas/cfg.c
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File diff suppressed because it is too large Load Diff

16
drivers/net/wireless/libertas/cfg.h
View File

@ -1,16 +1,22 @@
#ifndef __LBS_CFG80211_H__
#define __LBS_CFG80211_H__
#include "dev.h"
struct device;
struct lbs_private;
struct wireless_dev *lbs_cfg_alloc(struct device *dev);
int lbs_cfg_register(struct lbs_private *priv);
void lbs_cfg_free(struct lbs_private *priv);
int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid,
u8 ssid_len);
int lbs_scan_networks(struct lbs_private *priv, int full_scan);
void lbs_cfg_scan_worker(struct work_struct *work);
/* All of those are TODOs: */
#define lbs_cmd_802_11_rssi(priv, cmdptr) (0)
#define lbs_ret_802_11_rssi(priv, resp) (0)
#define lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action) (0)
#define lbs_ret_802_11_bcn_ctrl(priv, resp) (0)
void lbs_send_disconnect_notification(struct lbs_private *priv);
void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event);
void lbs_scan_deinit(struct lbs_private *priv);
#endif

22
drivers/net/wireless/libertas/cmd.c
View File

@ -7,13 +7,8 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include "host.h"
#include "decl.h"
#include "defs.h"
#include "dev.h"
#include "assoc.h"
#include "wext.h"
#include "scan.h"
#include "cfg.h"
#include "cmd.h"
@ -177,11 +172,6 @@ int lbs_update_hw_spec(struct lbs_private *priv)
if (priv->mesh_dev)
memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
if (lbs_set_regiontable(priv, priv->regioncode, 0)) {
ret = -1;
goto out;
}
out:
lbs_deb_leave(LBS_DEB_CMD);
return ret;
@ -1325,6 +1315,15 @@ int lbs_execute_next_command(struct lbs_private *priv)
* check if in power save mode, if yes, put the device back
* to PS mode
*/
#ifdef TODO
/*
* This was the old code for libertas+wext. Someone that
* understands this beast should re-code it in a sane way.
*
* I actually don't understand why this is related to WPA
* and to connection status, shouldn't powering should be
* independ of such things?
*/
if ((priv->psmode != LBS802_11POWERMODECAM) &&
(priv->psstate == PS_STATE_FULL_POWER) &&
((priv->connect_status == LBS_CONNECTED) ||
@ -1346,6 +1345,7 @@ int lbs_execute_next_command(struct lbs_private *priv)
lbs_ps_sleep(priv, 0);
}
}
#endif
}
ret = 0;

29
drivers/net/wireless/libertas/cmdresp.c
View File

@ -5,18 +5,10 @@
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/if_arp.h>
#include <linux/netdevice.h>
#include <asm/unaligned.h>
#include <net/iw_handler.h>
#include <net/cfg80211.h>
#include "host.h"
#include "decl.h"
#include "cmd.h"
#include "defs.h"
#include "dev.h"
#include "assoc.h"
#include "wext.h"
#include "cfg.h"
#include "cmd.h"
/**
@ -50,23 +42,8 @@ void lbs_mac_event_disconnected(struct lbs_private *priv)
priv->currenttxskb = NULL;
priv->tx_pending_len = 0;
/* reset SNR/NF/RSSI values */
memset(priv->SNR, 0x00, sizeof(priv->SNR));
memset(priv->NF, 0x00, sizeof(priv->NF));
memset(priv->RSSI, 0x00, sizeof(priv->RSSI));
memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR));
memset(priv->rawNF, 0x00, sizeof(priv->rawNF));
priv->nextSNRNF = 0;
priv->numSNRNF = 0;
priv->connect_status = LBS_DISCONNECTED;
/* Clear out associated SSID and BSSID since connection is
* no longer valid.
*/
memset(&priv->curbssparams.bssid, 0, ETH_ALEN);
memset(&priv->curbssparams.ssid, 0, IEEE80211_MAX_SSID_LEN);
priv->curbssparams.ssid_len = 0;
if (priv->psstate != PS_STATE_FULL_POWER) {
/* make firmware to exit PS mode */
lbs_deb_cmd("disconnected, so exit PS mode\n");
@ -262,7 +239,7 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len)
* ad-hoc mode. It takes place in
* lbs_execute_next_command().
*/
if (priv->mode == IW_MODE_ADHOC &&
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR &&
action == CMD_SUBCMD_ENTER_PS)
priv->psmode = LBS802_11POWERMODECAM;
} else if (action == CMD_SUBCMD_ENTER_PS) {

54
drivers/net/wireless/libertas/debugfs.c
View File

@ -1,18 +1,13 @@
#include <linux/module.h>
#include <linux/dcache.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
#include <linux/mm.h>
#include <linux/string.h>
#include <linux/slab.h>
#include <net/iw_handler.h>
#include <net/lib80211.h>
#include "dev.h"
#include "decl.h"
#include "host.h"
#include "debugfs.h"
#include "cmd.h"
#include "debugfs.h"
static struct dentry *lbs_dir;
static char *szStates[] = {
@ -60,51 +55,6 @@ static ssize_t lbs_dev_info(struct file *file, char __user *userbuf,
return res;
}
static ssize_t lbs_getscantable(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
struct lbs_private *priv = file->private_data;
size_t pos = 0;
int numscansdone = 0, res;
unsigned long addr = get_zeroed_page(GFP_KERNEL);
char *buf = (char *)addr;
DECLARE_SSID_BUF(ssid);
struct bss_descriptor * iter_bss;
if (!buf)
return -ENOMEM;
pos += snprintf(buf+pos, len-pos,
"# | ch | rssi | bssid | cap | Qual | SSID\n");
mutex_lock(&priv->lock);
list_for_each_entry (iter_bss, &priv->network_list, list) {
u16 ibss = (iter_bss->capability & WLAN_CAPABILITY_IBSS);
u16 privacy = (iter_bss->capability & WLAN_CAPABILITY_PRIVACY);
u16 spectrum_mgmt = (iter_bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT);
pos += snprintf(buf+pos, len-pos, "%02u| %03d | %04d | %pM |",
numscansdone, iter_bss->channel, iter_bss->rssi,
iter_bss->bssid);
pos += snprintf(buf+pos, len-pos, " %04x-", iter_bss->capability);
pos += snprintf(buf+pos, len-pos, "%c%c%c |",
ibss ? 'A' : 'I', privacy ? 'P' : ' ',
spectrum_mgmt ? 'S' : ' ');
pos += snprintf(buf+pos, len-pos, " %04d |", SCAN_RSSI(iter_bss->rssi));
pos += snprintf(buf+pos, len-pos, " %s\n",
print_ssid(ssid, iter_bss->ssid,
iter_bss->ssid_len));
numscansdone++;
}
mutex_unlock(&priv->lock);
res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
free_page(addr);
return res;
}
static ssize_t lbs_sleepparams_write(struct file *file,
const char __user *user_buf, size_t count,
loff_t *ppos)
@ -723,8 +673,6 @@ struct lbs_debugfs_files {
static const struct lbs_debugfs_files debugfs_files[] = {
{ "info", 0444, FOPS(lbs_dev_info, write_file_dummy), },
{ "getscantable", 0444, FOPS(lbs_getscantable,
write_file_dummy), },
{ "sleepparams", 0644, FOPS(lbs_sleepparams_read,
lbs_sleepparams_write), },
};

3
drivers/net/wireless/libertas/decl.h
View File

@ -1,3 +1,4 @@
/**
* This file contains declaration referring to
* functions defined in other source files
@ -34,6 +35,8 @@ int lbs_start_card(struct lbs_private *priv);
void lbs_stop_card(struct lbs_private *priv);
void lbs_host_to_card_done(struct lbs_private *priv);
int lbs_rtap_supported(struct lbs_private *priv);
int lbs_set_mac_address(struct net_device *dev, void *addr);
void lbs_set_multicast_list(struct net_device *dev);

59
drivers/net/wireless/libertas/dev.h
View File

@ -7,8 +7,8 @@
#define _LBS_DEV_H_
#include "mesh.h"
#include "scan.h"
#include "assoc.h"
#include "defs.h"
#include "host.h"
#include <linux/kfifo.h>
@ -29,7 +29,6 @@ struct lbs_private {
/* Basic networking */
struct net_device *dev;
u32 connect_status;
int infra_open;
struct work_struct mcast_work;
u32 nr_of_multicastmacaddr;
u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN];
@ -37,6 +36,9 @@ struct lbs_private {
/* CFG80211 */
struct wireless_dev *wdev;
bool wiphy_registered;
struct cfg80211_scan_request *scan_req;
u8 assoc_bss[ETH_ALEN];
u8 disassoc_reason;
/* Mesh */
struct net_device *mesh_dev; /* Virtual device */
@ -49,10 +51,6 @@ struct lbs_private {
u8 mesh_ssid_len;
#endif
/* Monitor mode */
struct net_device *rtap_net_dev;
u32 monitormode;
/* Debugfs */
struct dentry *debugfs_dir;
struct dentry *debugfs_debug;
@ -133,14 +131,10 @@ struct lbs_private {
struct workqueue_struct *work_thread;
/** Encryption stuff */
struct lbs_802_11_security secinfo;
struct enc_key wpa_mcast_key;
struct enc_key wpa_unicast_key;
u8 wpa_ie[MAX_WPA_IE_LEN];
u8 wpa_ie_len;
u16 wep_tx_keyidx;
struct enc_key wep_keys[4];
u8 authtype_auto;
u8 wep_tx_key;
u8 wep_key[4][WLAN_KEY_LEN_WEP104];
u8 wep_key_len[4];
/* Wake On LAN */
uint32_t wol_criteria;
@ -161,6 +155,7 @@ struct lbs_private {
/* NIC/link operation characteristics */
u16 mac_control;
u8 radio_on;
u8 cur_rate;
u8 channel;
s16 txpower_cur;
s16 txpower_min;
@ -169,42 +164,6 @@ struct lbs_private {
/** Scanning */
struct delayed_work scan_work;
int scan_channel;
/* remember which channel was scanned last, != 0 if currently scanning */
u8 scan_ssid[IEEE80211_MAX_SSID_LEN + 1];
u8 scan_ssid_len;
/* Associating */
struct delayed_work assoc_work;
struct current_bss_params curbssparams;
u8 mode;
struct list_head network_list;
struct list_head network_free_list;
struct bss_descriptor *networks;
struct assoc_request * pending_assoc_req;
struct assoc_request * in_progress_assoc_req;
uint16_t enablehwauto;
/* ADHOC */
u16 beacon_period;
u8 beacon_enable;
u8 adhoccreate;
/* WEXT */
char name[DEV_NAME_LEN];
u8 nodename[16];
struct iw_statistics wstats;
u8 cur_rate;
#define MAX_REGION_CHANNEL_NUM 2
struct region_channel region_channel[MAX_REGION_CHANNEL_NUM];
/** Requested Signal Strength*/
u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG];
u16 NF[MAX_TYPE_B][MAX_TYPE_AVG];
u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG];
u8 rawSNR[DEFAULT_DATA_AVG_FACTOR];
u8 rawNF[DEFAULT_DATA_AVG_FACTOR];
u16 nextSNRNF;
u16 numSNRNF;
};
extern struct cmd_confirm_sleep confirm_sleep;

5
drivers/net/wireless/libertas/ethtool.c
View File

@ -2,13 +2,8 @@
#include <linux/ethtool.h>
#include <linux/delay.h>
#include "host.h"
#include "decl.h"
#include "defs.h"
#include "dev.h"
#include "wext.h"
#include "cmd.h"
#include "mesh.h"
static void lbs_ethtool_get_drvinfo(struct net_device *dev,

221
drivers/net/wireless/libertas/main.c
View File

@ -11,20 +11,14 @@
#include <linux/if_arp.h>
#include <linux/kthread.h>
#include <linux/kfifo.h>
#include <linux/stddef.h>
#include <linux/ieee80211.h>
#include <linux/slab.h>
#include <net/iw_handler.h>
#include <net/cfg80211.h>
#include "host.h"
#include "decl.h"
#include "dev.h"
#include "wext.h"
#include "cfg.h"
#include "debugfs.h"
#include "scan.h"
#include "assoc.h"
#include "cmd.h"
#define DRIVER_RELEASE_VERSION "323.p0"
@ -96,72 +90,6 @@ u8 lbs_data_rate_to_fw_index(u32 rate)
}
static int lbs_add_rtap(struct lbs_private *priv);
static void lbs_remove_rtap(struct lbs_private *priv);
/**
* Get function for sysfs attribute rtap
*/
static ssize_t lbs_rtap_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
return snprintf(buf, 5, "0x%X\n", priv->monitormode);
}
/**
* Set function for sysfs attribute rtap
*/
static ssize_t lbs_rtap_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
int monitor_mode;
struct lbs_private *priv = to_net_dev(dev)->ml_priv;
sscanf(buf, "%x", &monitor_mode);
if (monitor_mode) {
if (priv->monitormode == monitor_mode)
return strlen(buf);
if (!priv->monitormode) {
if (priv->infra_open || lbs_mesh_open(priv))
return -EBUSY;
if (priv->mode == IW_MODE_INFRA)
lbs_cmd_80211_deauthenticate(priv,
priv->curbssparams.bssid,
WLAN_REASON_DEAUTH_LEAVING);
else if (priv->mode == IW_MODE_ADHOC)
lbs_adhoc_stop(priv);
lbs_add_rtap(priv);
}
priv->monitormode = monitor_mode;
} else {
if (!priv->monitormode)
return strlen(buf);
priv->monitormode = 0;
lbs_remove_rtap(priv);
if (priv->currenttxskb) {
dev_kfree_skb_any(priv->currenttxskb);
priv->currenttxskb = NULL;
}
/* Wake queues, command thread, etc. */
lbs_host_to_card_done(priv);
}
lbs_prepare_and_send_command(priv,
CMD_802_11_MONITOR_MODE, CMD_ACT_SET,
CMD_OPTION_WAITFORRSP, 0, &priv->monitormode);
return strlen(buf);
}
/**
* lbs_rtap attribute to be exported per ethX interface
* through sysfs (/sys/class/net/ethX/lbs_rtap)
*/
static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set );
/**
* @brief This function opens the ethX interface
*
@ -177,13 +105,6 @@ static int lbs_dev_open(struct net_device *dev)
spin_lock_irq(&priv->driver_lock);
if (priv->monitormode) {
ret = -EBUSY;
goto out;
}
priv->infra_open = 1;
if (priv->connect_status == LBS_CONNECTED)
netif_carrier_on(dev);
else
@ -191,7 +112,6 @@ static int lbs_dev_open(struct net_device *dev)
if (!priv->tx_pending_len)
netif_wake_queue(dev);
out:
spin_unlock_irq(&priv->driver_lock);
lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
@ -211,7 +131,6 @@ static int lbs_eth_stop(struct net_device *dev)
lbs_deb_enter(LBS_DEB_NET);
spin_lock_irq(&priv->driver_lock);
priv->infra_open = 0;
netif_stop_queue(dev);
spin_unlock_irq(&priv->driver_lock);
@ -822,37 +741,16 @@ int lbs_exit_auto_deep_sleep(struct lbs_private *priv)
static int lbs_init_adapter(struct lbs_private *priv)
{
size_t bufsize;
int i, ret = 0;
int ret;
lbs_deb_enter(LBS_DEB_MAIN);
/* Allocate buffer to store the BSSID list */
bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor);
priv->networks = kzalloc(bufsize, GFP_KERNEL);
if (!priv->networks) {
lbs_pr_err("Out of memory allocating beacons\n");
ret = -1;
goto out;
}
/* Initialize scan result lists */
INIT_LIST_HEAD(&priv->network_free_list);
INIT_LIST_HEAD(&priv->network_list);
for (i = 0; i < MAX_NETWORK_COUNT; i++) {
list_add_tail(&priv->networks[i].list,
&priv->network_free_list);
}
memset(priv->current_addr, 0xff, ETH_ALEN);
priv->connect_status = LBS_DISCONNECTED;
priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
priv->mode = IW_MODE_INFRA;
priv->channel = DEFAULT_AD_HOC_CHANNEL;
priv->mac_control = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
priv->radio_on = 1;
priv->enablehwauto = 1;
priv->psmode = LBS802_11POWERMODECAM;
priv->psstate = PS_STATE_FULL_POWER;
priv->is_deep_sleep = 0;
@ -907,8 +805,6 @@ static void lbs_free_adapter(struct lbs_private *priv)
kfifo_free(&priv->event_fifo);
del_timer(&priv->command_timer);
del_timer(&priv->auto_deepsleep_timer);
kfree(priv->networks);
priv->networks = NULL;
lbs_deb_leave(LBS_DEB_MAIN);
}
@ -945,7 +841,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
lbs_pr_err("cfg80211 init failed\n");
goto done;
}
/* TODO? */
wdev->iftype = NL80211_IFTYPE_STATION;
priv = wdev_priv(wdev);
priv->wdev = wdev;
@ -955,7 +851,6 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
goto err_wdev;
}
//TODO? dev = alloc_netdev_mq(0, "wlan%d", ether_setup, IWM_TX_QUEUES);
dev = alloc_netdev(0, "wlan%d", ether_setup);
if (!dev) {
dev_err(dmdev, "no memory for network device instance\n");
@ -971,20 +866,10 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
dev->netdev_ops = &lbs_netdev_ops;
dev->watchdog_timeo = 5 * HZ;
dev->ethtool_ops = &lbs_ethtool_ops;
#ifdef WIRELESS_EXT
dev->wireless_handlers = &lbs_handler_def;
#endif
dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
// TODO: kzalloc + iwm_init_default_profile(iwm, iwm->umac_profile); ??
priv->card = card;
priv->infra_open = 0;
priv->rtap_net_dev = NULL;
strcpy(dev->name, "wlan%d");
lbs_deb_thread("Starting main thread...\n");
@ -996,8 +881,6 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
}
priv->work_thread = create_singlethread_workqueue("lbs_worker");
INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker);
INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker);
INIT_WORK(&priv->mcast_work, lbs_set_mcast_worker);
priv->wol_criteria = 0xffffffff;
@ -1031,12 +914,10 @@ void lbs_remove_card(struct lbs_private *priv)
lbs_deb_enter(LBS_DEB_MAIN);
lbs_remove_mesh(priv);
lbs_remove_rtap(priv);
lbs_scan_deinit(priv);
dev = priv->dev;
cancel_delayed_work_sync(&priv->scan_work);
cancel_delayed_work_sync(&priv->assoc_work);
cancel_work_sync(&priv->mcast_work);
/* worker thread destruction blocks on the in-flight command which
@ -1077,7 +958,7 @@ void lbs_remove_card(struct lbs_private *priv)
EXPORT_SYMBOL_GPL(lbs_remove_card);
static int lbs_rtap_supported(struct lbs_private *priv)
int lbs_rtap_supported(struct lbs_private *priv)
{
if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5)
return 1;
@ -1109,16 +990,6 @@ int lbs_start_card(struct lbs_private *priv)
lbs_init_mesh(priv);
/*
* While rtap isn't related to mesh, only mesh-enabled
* firmware implements the rtap functionality via
* CMD_802_11_MONITOR_MODE.
*/
if (lbs_rtap_supported(priv)) {
if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
lbs_pr_err("cannot register lbs_rtap attribute\n");
}
lbs_debugfs_init_one(priv, dev);
lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name);
@ -1150,9 +1021,6 @@ void lbs_stop_card(struct lbs_private *priv)
lbs_debugfs_remove_one(priv);
lbs_deinit_mesh(priv);
if (lbs_rtap_supported(priv))
device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
/* Delete the timeout of the currently processing command */
del_timer_sync(&priv->command_timer);
del_timer_sync(&priv->auto_deepsleep_timer);
@ -1239,87 +1107,6 @@ static void __exit lbs_exit_module(void)
lbs_deb_leave(LBS_DEB_MAIN);
}
/*
* rtap interface support fuctions
*/
static int lbs_rtap_open(struct net_device *dev)
{
/* Yes, _stop_ the queue. Because we don't support injection */
lbs_deb_enter(LBS_DEB_MAIN);
netif_carrier_off(dev);
netif_stop_queue(dev);
lbs_deb_leave(LBS_DEB_LEAVE);
return 0;
}
static int lbs_rtap_stop(struct net_device *dev)
{
lbs_deb_enter(LBS_DEB_MAIN);
lbs_deb_leave(LBS_DEB_MAIN);
return 0;
}
static netdev_tx_t lbs_rtap_hard_start_xmit(struct sk_buff *skb,
struct net_device *dev)
{
netif_stop_queue(dev);
return NETDEV_TX_BUSY;
}
static void lbs_remove_rtap(struct lbs_private *priv)
{
lbs_deb_enter(LBS_DEB_MAIN);
if (priv->rtap_net_dev == NULL)
goto out;
unregister_netdev(priv->rtap_net_dev);
free_netdev(priv->rtap_net_dev);
priv->rtap_net_dev = NULL;
out:
lbs_deb_leave(LBS_DEB_MAIN);
}
static const struct net_device_ops rtap_netdev_ops = {
.ndo_open = lbs_rtap_open,
.ndo_stop = lbs_rtap_stop,
.ndo_start_xmit = lbs_rtap_hard_start_xmit,
};
static int lbs_add_rtap(struct lbs_private *priv)
{
int ret = 0;
struct net_device *rtap_dev;
lbs_deb_enter(LBS_DEB_MAIN);
if (priv->rtap_net_dev) {
ret = -EPERM;
goto out;
}
rtap_dev = alloc_netdev(0, "rtap%d", ether_setup);
if (rtap_dev == NULL) {
ret = -ENOMEM;
goto out;
}
memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN);
rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP;
rtap_dev->netdev_ops = &rtap_netdev_ops;
rtap_dev->ml_priv = priv;
SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent);
ret = register_netdev(rtap_dev);
if (ret) {
free_netdev(rtap_dev);
goto out;
}
priv->rtap_net_dev = rtap_dev;
out:
lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
return ret;
}
module_init(lbs_init_module);
module_exit(lbs_exit_module);

6
drivers/net/wireless/libertas/mesh.c
View File

@ -5,6 +5,7 @@
#include <linux/if_arp.h>
#include <linux/kthread.h>
#include <linux/kfifo.h>
#include <net/cfg80211.h>
#include "mesh.h"
#include "decl.h"
@ -314,7 +315,7 @@ static int lbs_mesh_dev_open(struct net_device *dev)
spin_lock_irq(&priv->driver_lock);
if (priv->monitormode) {
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) {
ret = -EBUSY;
goto out;
}
@ -369,9 +370,6 @@ int lbs_add_mesh(struct lbs_private *priv)
SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent);
#ifdef WIRELESS_EXT
mesh_dev->wireless_handlers = &mesh_handler_def;
#endif
mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
/* Register virtual mesh interface */
ret = register_netdev(mesh_dev);

5
drivers/net/wireless/libertas/mesh.h
View File

@ -70,11 +70,6 @@ void lbs_persist_config_init(struct net_device *net);
void lbs_persist_config_remove(struct net_device *net);
/* WEXT handler */
extern struct iw_handler_def mesh_handler_def;
/* Ethtool statistics */
struct ethtool_stats;

121
drivers/net/wireless/libertas/rx.c
View File

@ -4,12 +4,13 @@
#include <linux/etherdevice.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <net/cfg80211.h>
#include "defs.h"
#include "host.h"
#include "radiotap.h"
#include "decl.h"
#include "dev.h"
#include "wext.h"
struct eth803hdr {
u8 dest_addr[6];
@ -38,98 +39,6 @@ struct rx80211packethdr {
static int process_rxed_802_11_packet(struct lbs_private *priv,
struct sk_buff *skb);
/**
* @brief This function computes the avgSNR .
*
* @param priv A pointer to struct lbs_private structure
* @return avgSNR
*/
static u8 lbs_getavgsnr(struct lbs_private *priv)
{
u8 i;
u16 temp = 0;
if (priv->numSNRNF == 0)
return 0;
for (i = 0; i < priv->numSNRNF; i++)
temp += priv->rawSNR[i];
return (u8) (temp / priv->numSNRNF);
}
/**
* @brief This function computes the AvgNF
*
* @param priv A pointer to struct lbs_private structure
* @return AvgNF
*/
static u8 lbs_getavgnf(struct lbs_private *priv)
{
u8 i;
u16 temp = 0;
if (priv->numSNRNF == 0)
return 0;
for (i = 0; i < priv->numSNRNF; i++)
temp += priv->rawNF[i];
return (u8) (temp / priv->numSNRNF);
}
/**
* @brief This function save the raw SNR/NF to our internel buffer
*
* @param priv A pointer to struct lbs_private structure
* @param prxpd A pointer to rxpd structure of received packet
* @return n/a
*/
static void lbs_save_rawSNRNF(struct lbs_private *priv, struct rxpd *p_rx_pd)
{
if (priv->numSNRNF < DEFAULT_DATA_AVG_FACTOR)
priv->numSNRNF++;
priv->rawSNR[priv->nextSNRNF] = p_rx_pd->snr;
priv->rawNF[priv->nextSNRNF] = p_rx_pd->nf;
priv->nextSNRNF++;
if (priv->nextSNRNF >= DEFAULT_DATA_AVG_FACTOR)
priv->nextSNRNF = 0;
}
/**
* @brief This function computes the RSSI in received packet.
*
* @param priv A pointer to struct lbs_private structure
* @param prxpd A pointer to rxpd structure of received packet
* @return n/a
*/
static void lbs_compute_rssi(struct lbs_private *priv, struct rxpd *p_rx_pd)
{
lbs_deb_enter(LBS_DEB_RX);
lbs_deb_rx("rxpd: SNR %d, NF %d\n", p_rx_pd->snr, p_rx_pd->nf);
lbs_deb_rx("before computing SNR: SNR-avg = %d, NF-avg = %d\n",
priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE,
priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE);
priv->SNR[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->snr;
priv->NF[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->nf;
lbs_save_rawSNRNF(priv, p_rx_pd);
priv->SNR[TYPE_RXPD][TYPE_AVG] = lbs_getavgsnr(priv) * AVG_SCALE;
priv->NF[TYPE_RXPD][TYPE_AVG] = lbs_getavgnf(priv) * AVG_SCALE;
lbs_deb_rx("after computing SNR: SNR-avg = %d, NF-avg = %d\n",
priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE,
priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE);
priv->RSSI[TYPE_RXPD][TYPE_NOAVG] =
CAL_RSSI(priv->SNR[TYPE_RXPD][TYPE_NOAVG],
priv->NF[TYPE_RXPD][TYPE_NOAVG]);
priv->RSSI[TYPE_RXPD][TYPE_AVG] =
CAL_RSSI(priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE,
priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE);
lbs_deb_leave(LBS_DEB_RX);
}
/**
* @brief This function processes received packet and forwards it
* to kernel/upper layer
@ -154,7 +63,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
skb->ip_summed = CHECKSUM_NONE;
if (priv->monitormode)
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR)
return process_rxed_802_11_packet(priv, skb);
p_rx_pd = (struct rxpd *) skb->data;
@ -225,13 +134,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb)
*/
skb_pull(skb, hdrchop);
/* Take the data rate from the rxpd structure
* only if the rate is auto
*/
if (priv->enablehwauto)
priv->cur_rate = lbs_fw_index_to_data_rate(p_rx_pd->rx_rate);
lbs_compute_rssi(priv, p_rx_pd);
priv->cur_rate = lbs_fw_index_to_data_rate(p_rx_pd->rx_rate);
lbs_deb_rx("rx data: size of actual packet %d\n", skb->len);
dev->stats.rx_bytes += skb->len;
@ -352,20 +255,18 @@ static int process_rxed_802_11_packet(struct lbs_private *priv,
pradiotap_hdr = (void *)skb_push(skb, sizeof(struct rx_radiotap_hdr));
memcpy(pradiotap_hdr, &radiotap_hdr, sizeof(struct rx_radiotap_hdr));
/* Take the data rate from the rxpd structure
* only if the rate is auto
*/
if (priv->enablehwauto)
priv->cur_rate = lbs_fw_index_to_data_rate(prxpd->rx_rate);
lbs_compute_rssi(priv, prxpd);
priv->cur_rate = lbs_fw_index_to_data_rate(prxpd->rx_rate);
lbs_deb_rx("rx data: size of actual packet %d\n", skb->len);
dev->stats.rx_bytes += skb->len;
dev->stats.rx_packets++;
skb->protocol = eth_type_trans(skb, priv->rtap_net_dev);
netif_rx(skb);
skb->protocol = eth_type_trans(skb, priv->dev);
if (in_interrupt())
netif_rx(skb);
else
netif_rx_ni(skb);
ret = 0;

1354
drivers/net/wireless/libertas/scan.c
View File

File diff suppressed because it is too large Load Diff

63
drivers/net/wireless/libertas/scan.h
View File

@ -1,63 +0,0 @@
/**
* Interface for the wlan network scan routines
*
* Driver interface functions and type declarations for the scan module
* implemented in scan.c.
*/
#ifndef _LBS_SCAN_H
#define _LBS_SCAN_H
#include <net/iw_handler.h>
struct lbs_private;
#define MAX_NETWORK_COUNT 128
/** Chan-freq-TxPower mapping table*/
struct chan_freq_power {
/** channel Number */
u16 channel;
/** frequency of this channel */
u32 freq;
/** Max allowed Tx power level */
u16 maxtxpower;
/** TRUE:channel unsupported; FLASE:supported*/
u8 unsupported;
};
/** region-band mapping table*/
struct region_channel {
/** TRUE if this entry is valid */
u8 valid;
/** region code for US, Japan ... */
u8 region;
/** band B/G/A, used for BAND_CONFIG cmd */
u8 band;
/** Actual No. of elements in the array below */
u8 nrcfp;
/** chan-freq-txpower mapping table*/
struct chan_freq_power *CFP;
};
/**
* @brief Maximum number of channels that can be sent in a setuserscan ioctl
*/
#define LBS_IOCTL_USER_SCAN_CHAN_MAX 50
int lbs_ssid_cmp(u8 *ssid1, u8 ssid1_len, u8 *ssid2, u8 ssid2_len);
int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band);
int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid,
u8 ssid_len);
int lbs_get_scan(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra);
int lbs_set_scan(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
int lbs_scan_networks(struct lbs_private *priv, int full_scan);
void lbs_scan_worker(struct work_struct *work);
#endif

12
drivers/net/wireless/libertas/tx.c
View File

@ -4,13 +4,13 @@
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/sched.h>
#include <net/cfg80211.h>
#include "host.h"
#include "radiotap.h"
#include "decl.h"
#include "defs.h"
#include "dev.h"
#include "wext.h"
/**
* @brief This function converts Tx/Rx rates from IEEE80211_RADIOTAP_RATE
@ -111,7 +111,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
p802x_hdr = skb->data;
pkt_len = skb->len;
if (dev == priv->rtap_net_dev) {
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) {
struct tx_radiotap_hdr *rtap_hdr = (void *)skb->data;
/* set txpd fields from the radiotap header */
@ -147,7 +147,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
dev->stats.tx_packets++;
dev->stats.tx_bytes += skb->len;
if (priv->monitormode) {
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) {
/* Keep the skb to echo it back once Tx feedback is
received from FW */
skb_orphan(skb);
@ -158,6 +158,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
free:
dev_kfree_skb_any(skb);
}
unlock:
spin_unlock_irqrestore(&priv->driver_lock, flags);
wake_up(&priv->waitq);
@ -179,7 +180,8 @@ void lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count)
{
struct tx_radiotap_hdr *radiotap_hdr;
if (!priv->monitormode || priv->currenttxskb == NULL)
if (!priv->wdev->iftype == NL80211_IFTYPE_MONITOR ||
priv->currenttxskb == NULL)
return;
radiotap_hdr = (struct tx_radiotap_hdr *)priv->currenttxskb->data;
@ -188,7 +190,7 @@ void lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count)
(1 + priv->txretrycount - try_count) : 0;
priv->currenttxskb->protocol = eth_type_trans(priv->currenttxskb,
priv->rtap_net_dev);
priv->dev);
netif_rx(priv->currenttxskb);
priv->currenttxskb = NULL;

2353
drivers/net/wireless/libertas/wext.c
View File

File diff suppressed because it is too large Load Diff

17
drivers/net/wireless/libertas/wext.h
View File

@ -1,17 +0,0 @@
/**
* This file contains definition for IOCTL call.
*/
#ifndef _LBS_WEXT_H_
#define _LBS_WEXT_H_
void lbs_send_disconnect_notification(struct lbs_private *priv);
void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event);
struct chan_freq_power *lbs_find_cfp_by_band_and_channel(
struct lbs_private *priv,
u8 band,
u16 channel);
extern struct iw_handler_def lbs_handler_def;
#endif