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/*
* Linux-specific portion of
* Broadcom 802.11abg Networking Device Driver
*
* Copyright (C) 2014, Broadcom Corporation. All Rights Reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $Id: wl_linux.c 461277 2014-03-11 18:55:39Z $
*/
#define LINUX_PORT
#define __UNDEF_NO_VERSION__
#include <typedefs.h>
#include <linuxver.h>
#include <osl.h>
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
#include <linux/module.h>
#endif
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/proc_fs.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/delay.h>
#include <linux/string.h>
#include <linux/ethtool.h>
#include <linux/completion.h>
#include <linux/usb.h>
#include <linux/pci_ids.h>
#define WLC_MAXBSSCFG 1
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)
#include <asm/switch_to.h>
#else
#include <asm/system.h>
#endif
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/pgtable.h>
#include <asm/uaccess.h>
#include <asm/unaligned.h>
#include <proto/802.1d.h>
#include <epivers.h>
#include <bcmendian.h>
#include <proto/ethernet.h>
#include <bcmutils.h>
#include <pcicfg.h>
#include <wlioctl.h>
#include <wlc_key.h>
#include <siutils.h>
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 4, 5)
#error "No support for Kernel Rev <= 2.4.5, As the older kernel revs doesn't support Tasklets"
#endif
#include <wlc_pub.h>
#include <wl_dbg.h>
#include <wlc_ethereal.h>
#include <proto/ieee80211_radiotap.h>
#include <wl_iw.h>
#ifdef USE_IW
struct iw_statistics *wl_get_wireless_stats(struct net_device *dev);
#endif
#include <wl_export.h>
#include <wl_linux.h>
#if defined(USE_CFG80211)
#include <wl_cfg80211_hybrid.h>
#endif
#include <wlc_wowl.h>
static void wl_timer(ulong data);
static void _wl_timer(wl_timer_t *t);
static struct net_device *wl_alloc_linux_if(wl_if_t *wlif);
static int wl_monitor_start(struct sk_buff *skb, struct net_device *dev);
static void wl_start_txqwork(wl_task_t *task);
static void wl_txq_free(wl_info_t *wl);
#define TXQ_LOCK(_wl) spin_lock_bh(&(_wl)->txq_lock)
#define TXQ_UNLOCK(_wl) spin_unlock_bh(&(_wl)->txq_lock)
static void wl_set_multicast_list_workitem(struct work_struct *work);
static void wl_timer_task(wl_task_t *task);
static void wl_dpc_rxwork(struct wl_task *task);
static int wl_reg_proc_entry(wl_info_t *wl);
static int wl_linux_watchdog(void *ctx);
static
int wl_found = 0;
typedef struct priv_link {
wl_if_t *wlif;
} priv_link_t;
#define WL_DEV_IF(dev) ((wl_if_t*)((priv_link_t*)DEV_PRIV(dev))->wlif)
#ifdef WL_INFO
#undef WL_INFO
#endif
#define WL_INFO(dev) ((wl_info_t*)(WL_DEV_IF(dev)->wl))
static int wl_open(struct net_device *dev);
static int wl_close(struct net_device *dev);
static int BCMFASTPATH wl_start(struct sk_buff *skb, struct net_device *dev);
static int wl_start_int(wl_info_t *wl, wl_if_t *wlif, struct sk_buff *skb);
static struct net_device_stats *wl_get_stats(struct net_device *dev);
static int wl_set_mac_address(struct net_device *dev, void *addr);
static void wl_set_multicast_list(struct net_device *dev);
static void _wl_set_multicast_list(struct net_device *dev);
static int wl_ethtool(wl_info_t *wl, void *uaddr, wl_if_t *wlif);
static void wl_dpc(ulong data);
static void wl_tx_tasklet(ulong data);
static void wl_link_up(wl_info_t *wl, char * ifname);
static void wl_link_down(wl_info_t *wl, char *ifname);
static int wl_schedule_task(wl_info_t *wl, void (*fn)(struct wl_task *), void *context);
#if defined(BCMDBG)
static int wl_dump(wl_info_t *wl, struct bcmstrbuf *b);
#endif
static struct wl_if *wl_alloc_if(wl_info_t *wl, int iftype, uint unit, struct wlc_if* wlc_if);
static void wl_free_if(wl_info_t *wl, wl_if_t *wlif);
static void wl_get_driver_info(struct net_device *dev, struct ethtool_drvinfo *info);
#if defined(WL_CONFIG_RFKILL)
#include <linux/rfkill.h>
static int wl_init_rfkill(wl_info_t *wl);
static void wl_uninit_rfkill(wl_info_t *wl);
static int wl_set_radio_block(void *data, bool blocked);
static void wl_report_radio_state(wl_info_t *wl);
#endif
MODULE_LICENSE("MIXED/Proprietary");
static struct pci_device_id wl_id_table[] =
{
{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, 0 },
{ 0 }
};
MODULE_DEVICE_TABLE(pci, wl_id_table);
static unsigned int online_cpus = 1;
#ifdef BCMDBG
static int msglevel = 0xdeadbeef;
module_param(msglevel, int, 0);
static int msglevel2 = 0xdeadbeef;
module_param(msglevel2, int, 0);
static int phymsglevel = 0xdeadbeef;
module_param(phymsglevel, int, 0);
#endif
#ifdef BCMDBG_ASSERT
static int assert_type = 0xdeadbeef;
module_param(assert_type, int, 0);
#endif
static int passivemode = 0;
module_param(passivemode, int, 0);
#define WL_TXQ_THRESH 0
static int wl_txq_thresh = WL_TXQ_THRESH;
module_param(wl_txq_thresh, int, 0);
static int oneonly = 0;
module_param(oneonly, int, 0);
static int piomode = 0;
module_param(piomode, int, 0);
static int instance_base = 0;
module_param(instance_base, int, 0);
#if defined(BCMDBG)
static struct ether_addr local_ea;
static char *macaddr = NULL;
module_param(macaddr, charp, S_IRUGO);
#endif
static int nompc = 0;
module_param(nompc, int, 0);
#ifdef quote_str
#undef quote_str
#endif
#ifdef to_str
#undef to_str
#endif
#define to_str(s) #s
#define quote_str(s) to_str(s)
#define BRCM_WLAN_IFNAME wlan%d
static char intf_name[IFNAMSIZ] = quote_str(BRCM_WLAN_IFNAME);
module_param_string(intf_name, intf_name, IFNAMSIZ, 0);
static const u_int8_t brcm_oui[] = {0x00, 0x10, 0x18};
#define WL_RADIOTAP_BRCM2_HT_SNS 0x01
#define WL_RADIOTAP_BRCM2_HT_MCS 0x00000001
#define WL_RADIOTAP_LEGACY_SNS 0x02
#define WL_RADIOTAP_LEGACY_VHT 0x00000001
#define IEEE80211_RADIOTAP_HTMOD_40 0x01
#define IEEE80211_RADIOTAP_HTMOD_SGI 0x02
#define IEEE80211_RADIOTAP_HTMOD_GF 0x04
#define IEEE80211_RADIOTAP_HTMOD_LDPC 0x08
#define IEEE80211_RADIOTAP_HTMOD_STBC_MASK 0x30
#define IEEE80211_RADIOTAP_HTMOD_STBC_SHIFT 4
#define WL_RADIOTAP_F_NONHT_VHT_DYN_BW 0x01
#define WL_RADIOTAP_F_NONHT_VHT_BW 0x02
struct wl_radiotap_nonht_vht {
u_int8_t len;
u_int8_t flags;
u_int8_t bw;
} __attribute__ ((packed));
typedef struct wl_radiotap_nonht_vht wl_radiotap_nonht_vht_t;
struct wl_radiotap_legacy {
struct ieee80211_radiotap_header ieee_radiotap;
u_int32_t it_present_ext;
u_int32_t pad1;
uint32 tsft_l;
uint32 tsft_h;
uint8 flags;
uint8 rate;
uint16 channel_freq;
uint16 channel_flags;
uint8 signal;
uint8 noise;
int8 antenna;
uint8 pad2;
u_int8_t vend_oui[3];
u_int8_t vend_sns;
u_int16_t vend_skip_len;
wl_radiotap_nonht_vht_t nonht_vht;
} __attribute__ ((__packed__));
typedef struct wl_radiotap_legacy wl_radiotap_legacy_t;
#define WL_RADIOTAP_LEGACY_SKIP_LEN htol16(sizeof(struct wl_radiotap_legacy) - \
offsetof(struct wl_radiotap_legacy, nonht_vht))
#define WL_RADIOTAP_NONHT_VHT_LEN (sizeof(wl_radiotap_nonht_vht_t) - 1)
struct wl_radiotap_ht_brcm_2 {
struct ieee80211_radiotap_header ieee_radiotap;
u_int32_t it_present_ext;
u_int32_t pad1;
uint32 tsft_l;
uint32 tsft_h;
u_int8_t flags;
u_int8_t pad2;
u_int16_t channel_freq;
u_int16_t channel_flags;
u_int8_t signal;
u_int8_t noise;
u_int8_t antenna;
u_int8_t pad3;
u_int8_t vend_oui[3];
u_int8_t vend_sns;
u_int16_t vend_skip_len;
u_int8_t mcs;
u_int8_t htflags;
} __attribute__ ((packed));
typedef struct wl_radiotap_ht_brcm_2 wl_radiotap_ht_brcm_2_t;
#define WL_RADIOTAP_HT_BRCM2_SKIP_LEN htol16(sizeof(struct wl_radiotap_ht_brcm_2) - \
offsetof(struct wl_radiotap_ht_brcm_2, mcs))
struct wl_radiotap_ht_brcm_3 {
struct ieee80211_radiotap_header ieee_radiotap;
u_int32_t it_present_ext;
u_int32_t pad1;
uint32 tsft_l;
uint32 tsft_h;
u_int8_t flags;
u_int8_t pad2;
u_int16_t channel_freq;
u_int16_t channel_flags;
u_int8_t signal;
u_int8_t noise;
u_int8_t antenna;
u_int8_t mcs_known;
u_int8_t mcs_flags;
u_int8_t mcs_index;
u_int8_t vend_oui[3];
u_int8_t vend_sns;
u_int16_t vend_skip_len;
wl_radiotap_nonht_vht_t nonht_vht;
} __attribute__ ((packed));
typedef struct wl_radiotap_ht_brcm_3 wl_radiotap_ht_brcm_3_t;
struct wl_radiotap_ht {
struct ieee80211_radiotap_header ieee_radiotap;
uint32 tsft_l;
uint32 tsft_h;
u_int8_t flags;
u_int8_t pad1;
u_int16_t channel_freq;
u_int16_t channel_flags;
u_int8_t signal;
u_int8_t noise;
u_int8_t antenna;
u_int8_t mcs_known;
u_int8_t mcs_flags;
u_int8_t mcs_index;
} __attribute__ ((packed));
typedef struct wl_radiotap_ht wl_radiotap_ht_t;
struct wl_radiotap_vht {
struct ieee80211_radiotap_header ieee_radiotap;
uint32 tsft_l;
uint32 tsft_h;
u_int8_t flags;
u_int8_t pad1;
u_int16_t channel_freq;
u_int16_t channel_flags;
u_int8_t signal;
u_int8_t noise;
u_int8_t antenna;
u_int8_t pad2;
u_int16_t pad3;
uint32 ampdu_ref_num;
u_int16_t ampdu_flags;
u_int8_t ampdu_delim_crc;
u_int8_t ampdu_reserved;
u_int16_t vht_known;
u_int8_t vht_flags;
u_int8_t vht_bw;
u_int8_t vht_mcs_nss[4];
u_int8_t vht_coding;
u_int8_t vht_group_id;
u_int16_t vht_partial_aid;
} __attribute__ ((packed));
typedef struct wl_radiotap_vht wl_radiotap_vht_t;
#define WL_RADIOTAP_PRESENT_LEGACY \
((1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_VENDOR_NAMESPACE) | \
(1 << IEEE80211_RADIOTAP_EXT))
#define WL_RADIOTAP_PRESENT_HT_BRCM2 \
((1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_VENDOR_NAMESPACE) | \
(1 << IEEE80211_RADIOTAP_EXT))
#define WL_RADIOTAP_PRESENT_HT \
((1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_MCS))
#define WL_RADIOTAP_PRESENT_VHT \
((1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_AMPDU) | \
(1 << IEEE80211_RADIOTAP_VHT))
#ifndef ARPHRD_IEEE80211_RADIOTAP
#define ARPHRD_IEEE80211_RADIOTAP 803
#endif
#ifndef SRCBASE
#define SRCBASE "."
#endif
#if WIRELESS_EXT >= 19 || LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
static struct ethtool_ops wl_ethtool_ops =
#else
static const struct ethtool_ops wl_ethtool_ops =
#endif
{
.get_drvinfo = wl_get_driver_info,
};
#endif
#if defined(WL_USE_NETDEV_OPS)
static const struct net_device_ops wl_netdev_ops =
{
.ndo_open = wl_open,
.ndo_stop = wl_close,
.ndo_start_xmit = wl_start,
.ndo_get_stats = wl_get_stats,
.ndo_set_mac_address = wl_set_mac_address,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)
.ndo_set_rx_mode = wl_set_multicast_list,
#else
.ndo_set_multicast_list = wl_set_multicast_list,
#endif
.ndo_do_ioctl = wl_ioctl
};
static const struct net_device_ops wl_netdev_monitor_ops =
{
.ndo_start_xmit = wl_monitor_start,
.ndo_get_stats = wl_get_stats,
.ndo_do_ioctl = wl_ioctl
};
#endif
static void
wl_if_setup(struct net_device *dev)
{
#if defined(WL_USE_NETDEV_OPS)
dev->netdev_ops = &wl_netdev_ops;
#else
dev->open = wl_open;
dev->stop = wl_close;
dev->hard_start_xmit = wl_start;
dev->get_stats = wl_get_stats;
dev->set_mac_address = wl_set_mac_address;
dev->set_multicast_list = wl_set_multicast_list;
dev->do_ioctl = wl_ioctl;
#endif
#ifdef USE_IW
#if WIRELESS_EXT < 19
dev->get_wireless_stats = wl_get_wireless_stats;
#endif
#if WIRELESS_EXT > 12
dev->wireless_handlers = (struct iw_handler_def *) &wl_iw_handler_def;
#endif
#endif
#if WIRELESS_EXT >= 19 || LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
dev->ethtool_ops = &wl_ethtool_ops;
#endif
}
static wl_info_t *
wl_attach(uint16 vendor, uint16 device, ulong regs,
uint bustype, void *btparam, uint irq, uchar* bar1_addr, uint32 bar1_size)
{
struct net_device *dev;
wl_if_t *wlif;
wl_info_t *wl;
osl_t *osh;
int unit, err;
#if defined(USE_CFG80211)
struct device *parentdev;
#endif
unit = wl_found + instance_base;
err = 0;
if (unit < 0) {
WL_ERROR(("wl%d: unit number overflow, exiting\n", unit));
return NULL;
}
if (oneonly && (unit != instance_base)) {
WL_ERROR(("wl%d: wl_attach: oneonly is set, exiting\n", unit));
return NULL;
}
osh = osl_attach(btparam, bustype, TRUE);
ASSERT(osh);
if ((wl = (wl_info_t*) MALLOC(osh, sizeof(wl_info_t))) == NULL) {
WL_ERROR(("wl%d: malloc wl_info_t, out of memory, malloced %d bytes\n", unit,
MALLOCED(osh)));
osl_detach(osh);
return NULL;
}
bzero(wl, sizeof(wl_info_t));
wl->osh = osh;
wl->unit = unit;
atomic_set(&wl->callbacks, 0);
wl->all_dispatch_mode = (passivemode == 0) ? TRUE : FALSE;
if (WL_ALL_PASSIVE_ENAB(wl)) {
MY_INIT_WORK(&wl->txq_task.work, (work_func_t)wl_start_txqwork);
wl->txq_task.context = wl;
MY_INIT_WORK(&wl->multicast_task.work, (work_func_t)wl_set_multicast_list_workitem);
MY_INIT_WORK(&wl->wl_dpc_task.work, (work_func_t)wl_dpc_rxwork);
wl->wl_dpc_task.context = wl;
}
wl->txq_dispatched = FALSE;
wl->txq_head = wl->txq_tail = NULL;
wl->txq_cnt = 0;
wlif = wl_alloc_if(wl, WL_IFTYPE_BSS, unit, NULL);
if (!wlif) {
WL_ERROR(("wl%d: %s: wl_alloc_if failed\n", unit, __FUNCTION__));
MFREE(osh, wl, sizeof(wl_info_t));
osl_detach(osh);
return NULL;
}
if (wl_alloc_linux_if(wlif) == NULL) {
WL_ERROR(("wl%d: %s: wl_alloc_linux_if failed\n", unit, __FUNCTION__));
MFREE(osh, wl, sizeof(wl_info_t));
osl_detach(osh);
return NULL;
}
dev = wlif->dev;
wl->dev = dev;
wl_if_setup(dev);
dev->base_addr = regs;
WL_TRACE(("wl%d: Bus: ", unit));
if (bustype == PCMCIA_BUS) {
wl->piomode = TRUE;
WL_TRACE(("PCMCIA\n"));
} else if (bustype == PCI_BUS) {
wl->piomode = piomode;
WL_TRACE(("PCI/%s\n", wl->piomode ? "PIO" : "DMA"));
}
else if (bustype == RPC_BUS) {
} else {
bustype = PCI_BUS;
WL_TRACE(("force to PCI\n"));
}
wl->bcm_bustype = bustype;
if ((wl->regsva = ioremap_nocache(dev->base_addr, PCI_BAR0_WINSZ)) == NULL) {
WL_ERROR(("wl%d: ioremap() failed\n", unit));
goto fail;
}
wl->bar1_addr = bar1_addr;
wl->bar1_size = bar1_size;
spin_lock_init(&wl->lock);
spin_lock_init(&wl->isr_lock);
if (WL_ALL_PASSIVE_ENAB(wl))
sema_init(&wl->sem, 1);
spin_lock_init(&wl->txq_lock);
if (!(wl->wlc = wlc_attach((void *) wl, vendor, device, unit, wl->piomode,
osh, wl->regsva, wl->bcm_bustype, btparam, &err))) {
printf("wl driver %s failed with code %d\n", EPI_VERSION_STR, err);
goto fail;
}
wl->pub = wlc_pub(wl->wlc);
wlif->wlcif = wlc_wlcif_get_by_index(wl->wlc, 0);
if (nompc) {
if (wlc_iovar_setint(wl->wlc, "mpc", 0)) {
WL_ERROR(("wl%d: Error setting MPC variable to 0\n", unit));
}
}
wlc_iovar_setint(wl->wlc, "scan_passive_time", 170);
wlc_iovar_setint(wl->wlc, "qtxpower", 23 * 4);
#ifdef BCMDBG
if (macaddr != NULL) {
int dbg_err;
WL_ERROR(("wl%d: setting MAC ADDRESS %s\n", unit, macaddr));
bcm_ether_atoe(macaddr, &local_ea);
dbg_err = wlc_iovar_op(wl->wlc, "cur_etheraddr", NULL, 0, &local_ea,
ETHER_ADDR_LEN, IOV_SET, NULL);
if (dbg_err)
WL_ERROR(("wl%d: Error setting MAC ADDRESS\n", unit));
}
#endif
bcopy(&wl->pub->cur_etheraddr, dev->dev_addr, ETHER_ADDR_LEN);
online_cpus = 1;
WL_ERROR(("wl%d: online cpus %d\n", unit, online_cpus));
tasklet_init(&wl->tasklet, wl_dpc, (ulong)wl);
tasklet_init(&wl->tx_tasklet, wl_tx_tasklet, (ulong)wl);
{
if (request_irq(irq, wl_isr, IRQF_SHARED, dev->name, wl)) {
WL_ERROR(("wl%d: request_irq() failed\n", unit));
goto fail;
}
dev->irq = irq;
}
#if defined(USE_IW)
WL_ERROR(("Using Wireless Extension\n"));
#endif
#if defined(USE_CFG80211)
parentdev = NULL;
if (wl->bcm_bustype == PCI_BUS) {
parentdev = &((struct pci_dev *)btparam)->dev;
}
if (parentdev) {
if (wl_cfg80211_attach(dev, parentdev, WL_ALL_PASSIVE_ENAB(wl))) {
goto fail;
}
}
else {
WL_ERROR(("unsupported bus type\n"));
goto fail;
}
#else
if (wl->bcm_bustype == PCI_BUS) {
struct pci_dev *pci_dev = (struct pci_dev *)btparam;
if (pci_dev != NULL)
SET_NETDEV_DEV(dev, &pci_dev->dev);
}
#endif
if (register_netdev(dev)) {
WL_ERROR(("wl%d: register_netdev() failed\n", unit));
goto fail;
}
wlif->dev_registed = TRUE;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
#endif
#ifdef USE_IW
wlif->iw.wlinfo = (void *)wl;
#endif
#if defined(WL_CONFIG_RFKILL)
if (wl_init_rfkill(wl) < 0)
WL_ERROR(("%s: init_rfkill_failure\n", __FUNCTION__));
#endif
if (wlc_iovar_setint(wl->wlc, "leddc", 0xa0000)) {
WL_ERROR(("wl%d: Error setting led duty-cycle\n", unit));
}
if (wlc_set(wl->wlc, WLC_SET_PM, PM_FAST)) {
WL_ERROR(("wl%d: Error setting PM variable to FAST PS\n", unit));
}
if (wlc_iovar_setint(wl->wlc, "vlan_mode", OFF)) {
WL_ERROR(("wl%d: Error setting vlan mode OFF\n", unit));
}
if (wlc_set(wl->wlc, WLC_SET_INFRA, 1)) {
WL_ERROR(("wl%d: Error setting infra_mode to infrastructure\n", unit));
}
if (wlc_module_register(wl->pub, NULL, "linux", wl, NULL, wl_linux_watchdog, NULL, NULL)) {
WL_ERROR(("wl%d: %s wlc_module_register() failed\n",
wl->pub->unit, __FUNCTION__));
goto fail;
}
#ifdef BCMDBG
wlc_dump_register(wl->pub, "wl", (dump_fn_t)wl_dump, (void *)wl);
#endif
wl_reg_proc_entry(wl);
printf("%s: Broadcom BCM%04x 802.11 Hybrid Wireless Controller%s %s",
dev->name, device,
WL_ALL_PASSIVE_ENAB(wl) ? ", Passive Mode" : "", EPI_VERSION_STR);
#ifdef BCMDBG
printf(" (Compiled in " SRCBASE);
#endif
printf("\n");
wl_found++;
return wl;
fail:
wl_free(wl);
return NULL;
}
static void __devexit wl_remove(struct pci_dev *pdev);
int __devinit
wl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int rc;
wl_info_t *wl;
uint32 val;
uint32 bar1_size = 0;
void* bar1_addr = NULL;
WL_TRACE(("%s: bus %d slot %d func %d irq %d\n", __FUNCTION__,
pdev->bus->number, PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn), pdev->irq));
if ((pdev->vendor != PCI_VENDOR_ID_BROADCOM) ||
(((pdev->device & 0xff00) != 0x4300) &&
(pdev->device != 0x576) &&
((pdev->device & 0xff00) != 0x4700) &&
((pdev->device < 43000) || (pdev->device > 43999)))) {
WL_TRACE(("%s: unsupported vendor %x device %x\n", __FUNCTION__,
pdev->vendor, pdev->device));
return (-ENODEV);
}
rc = pci_enable_device(pdev);
if (rc) {
WL_ERROR(("%s: Cannot enable device %d-%d_%d\n", __FUNCTION__,
pdev->bus->number, PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn)));
return (-ENODEV);
}
pci_set_master(pdev);
pci_read_config_dword(pdev, 0x40, &val);
if ((val & 0x0000ff00) != 0)
pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
bar1_size = pci_resource_len(pdev, 2);
bar1_addr = (uchar *)ioremap_nocache(pci_resource_start(pdev, 2),
bar1_size);
wl = wl_attach(pdev->vendor, pdev->device, pci_resource_start(pdev, 0), PCI_BUS, pdev,
pdev->irq, bar1_addr, bar1_size);
if (!wl)
return -ENODEV;
pci_set_drvdata(pdev, wl);
return 0;
}
static int
#if !defined(SIMPLE_DEV_PM_OPS)
wl_suspend(struct pci_dev *pdev, DRV_SUSPEND_STATE_TYPE state)
{
#else
wl_suspend(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
#endif
wl_info_t *wl = (wl_info_t *) pci_get_drvdata(pdev);
if (!wl) {
WL_ERROR(("wl: wl_suspend: pci_get_drvdata failed\n"));
return -ENODEV;
}
WL_ERROR(("%s: PCI Suspend handler\n", __FUNCTION__));
WL_LOCK(wl);
if (WLOFFLD_ENAB(wl->pub) && wlc_iovar_setint(wl->wlc, "wowl_activate", 1) == 0) {
WL_TRACE(("%s: Enabled WOWL OFFLOAD\n", __FUNCTION__));
} else {
WL_ERROR(("%s: Not WOWL capable\n", __FUNCTION__));
wl_down(wl);
wl->pub->hw_up = FALSE;
}
WL_UNLOCK(wl);
if (BUSTYPE(wl->pub->sih->bustype) == PCI_BUS)
si_pci_sleep(wl->pub->sih);
return 0;
}
static int
#if !defined(SIMPLE_DEV_PM_OPS)
wl_resume(struct pci_dev *pdev)
{
#else
wl_resume(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
#endif
int err = 0;
wl_info_t *wl = (wl_info_t *) pci_get_drvdata(pdev);
if (!wl) {
WL_ERROR(("wl: wl_resume: pci_get_drvdata failed\n"));
return -ENODEV;
}
WL_ERROR(("%s: PCI Resume handler\n", __FUNCTION__));
if (WLOFFLD_ENAB(wl->pub)) {
wlc_iovar_setint(wl->wlc, "wowl_activate", 0);
wlc_wowl_wake_reason_process(wl->wlc);
if (WOWL_ACTIVE(wl->pub)) {
if (BUSTYPE(wl->pub->sih->bustype) == PCI_BUS) {
si_pci_pmeclr(wl->pub->sih);
}
}
}
WL_LOCK(wl);
err = wl_up(wl);
WL_UNLOCK(wl);
return (err);
}
static void __devexit
wl_remove(struct pci_dev *pdev)
{
wl_info_t *wl = (wl_info_t *) pci_get_drvdata(pdev);
if (!wl) {
WL_ERROR(("wl: wl_remove: pci_get_drvdata failed\n"));
return;
}
if (!wlc_chipmatch(pdev->vendor, pdev->device)) {
WL_ERROR(("wl: wl_remove: wlc_chipmatch failed\n"));
return;
}
WL_LOCK(wl);
WL_APSTA_UPDN(("wl%d (%s): wl_remove() -> wl_down()\n", wl->pub->unit, wl->dev->name));
wl_down(wl);
WL_UNLOCK(wl);
wl_free(wl);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
}
#if defined(SIMPLE_DEV_PM_OPS)
static SIMPLE_DEV_PM_OPS(wl_pm_ops, wl_suspend, wl_resume);
#endif
static struct pci_driver wl_pci_driver = {
.name = "wl",
.probe = wl_pci_probe,
.remove = __devexit_p(wl_remove),
.id_table = wl_id_table,
#ifdef SIMPLE_DEV_PM_OPS
.driver.pm = &wl_pm_ops,
#else
.suspend = wl_suspend,
.resume = wl_resume,
#endif
};
static int __init
wl_module_init(void)
{
int error = -ENODEV;
#ifdef BCMDBG
if (msglevel != 0xdeadbeef)
wl_msg_level = msglevel;
else {
const char *var = getvar(NULL, "wl_msglevel");
if (var)
wl_msg_level = bcm_strtoul(var, NULL, 0);
}
printf("%s: msglevel set to 0x%x\n", __FUNCTION__, wl_msg_level);
if (msglevel2 != 0xdeadbeef)
wl_msg_level2 = msglevel2;
else {
const char *var = getvar(NULL, "wl_msglevel2");
if (var)
wl_msg_level2 = bcm_strtoul(var, NULL, 0);
}
printf("%s: msglevel2 set to 0x%x\n", __FUNCTION__, wl_msg_level2);
{
extern uint32 phyhal_msg_level;
if (phymsglevel != 0xdeadbeef)
phyhal_msg_level = phymsglevel;
else {
const char *var = getvar(NULL, "phy_msglevel");
if (var)
phyhal_msg_level = bcm_strtoul(var, NULL, 0);
}
printf("%s: phymsglevel set to 0x%x\n", __FUNCTION__, phyhal_msg_level);
}
#endif
{
const char *var = getvar(NULL, "wl_dispatch_mode");
if (var)
passivemode = bcm_strtoul(var, NULL, 0);
if (passivemode)
printf("%s: passivemode enabled\n", __FUNCTION__);
}
#ifdef BCMDBG_ASSERT
if (assert_type != 0xdeadbeef)
g_assert_type = assert_type;
#endif
{
char *var = getvar(NULL, "wl_txq_thresh");
if (var)
wl_txq_thresh = bcm_strtoul(var, NULL, 0);
#ifdef BCMDBG
WL_INFORM(("%s: wl_txq_thresh set to 0x%x\n",
__FUNCTION__, wl_txq_thresh));
#endif
}
if (!(error = pci_module_init(&wl_pci_driver)))
return (0);
return (error);
}
static void __exit
wl_module_exit(void)
{
pci_unregister_driver(&wl_pci_driver);
}
module_init(wl_module_init);
module_exit(wl_module_exit);
void
wl_free(wl_info_t *wl)
{
wl_timer_t *t, *next;
osl_t *osh;
WL_TRACE(("wl: wl_free\n"));
{
if (wl->dev && wl->dev->irq)
free_irq(wl->dev->irq, wl);
}
#if defined(WL_CONFIG_RFKILL)
wl_uninit_rfkill(wl);
#endif
if (wl->dev) {
wl_free_if(wl, WL_DEV_IF(wl->dev));
wl->dev = NULL;
}
tasklet_kill(&wl->tasklet);
tasklet_kill(&wl->tx_tasklet);
if (wl->pub) {
wlc_module_unregister(wl->pub, "linux", wl);
}
if (wl->wlc) {
{
char tmp1[128];
sprintf(tmp1, "%s%d", HYBRID_PROC, wl->pub->unit);
remove_proc_entry(tmp1, 0);
}
wlc_detach(wl->wlc);
wl->wlc = NULL;
wl->pub = NULL;
}
while (atomic_read(&wl->callbacks) > 0)
schedule();
for (t = wl->timers; t; t = next) {
next = t->next;
#ifdef BCMDBG
if (t->name)
MFREE(wl->osh, t->name, strlen(t->name) + 1);
#endif
MFREE(wl->osh, t, sizeof(wl_timer_t));
}
osh = wl->osh;
if (wl->regsva && BUSTYPE(wl->bcm_bustype) != SDIO_BUS &&
BUSTYPE(wl->bcm_bustype) != JTAG_BUS) {
iounmap((void*)wl->regsva);
}
wl->regsva = NULL;
if (wl->bar1_addr) {
iounmap(wl->bar1_addr);
wl->bar1_addr = NULL;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
#endif
wl_txq_free(wl);
MFREE(osh, wl, sizeof(wl_info_t));
if (MALLOCED(osh)) {
printf("Memory leak of bytes %d\n", MALLOCED(osh));
#ifndef BCMDBG_MEM
ASSERT(0);
#endif
}
#ifdef BCMDBG_MEM
MALLOC_DUMP(osh, NULL);
#endif
osl_detach(osh);
}
static int
wl_open(struct net_device *dev)
{
wl_info_t *wl;
int error = 0;
if (!dev)
return -ENETDOWN;
wl = WL_INFO(dev);
WL_TRACE(("wl%d: wl_open\n", wl->pub->unit));
WL_LOCK(wl);
WL_APSTA_UPDN(("wl%d: (%s): wl_open() -> wl_up()\n",
wl->pub->unit, wl->dev->name));
error = wl_up(wl);
if (!error) {
error = wlc_set(wl->wlc, WLC_SET_PROMISC, (dev->flags & IFF_PROMISC));
}
WL_UNLOCK(wl);
if (!error)
OLD_MOD_INC_USE_COUNT;
#if defined(USE_CFG80211)
if (wl_cfg80211_up(dev)) {
WL_ERROR(("%s: failed to bring up cfg80211\n", __func__));
return -1;
}
#endif
return (error? -ENODEV : 0);
}
static int
wl_close(struct net_device *dev)
{
wl_info_t *wl;
if (!dev)
return -ENETDOWN;
#if defined(USE_CFG80211)
wl_cfg80211_down(dev);
#endif
wl = WL_INFO(dev);
WL_TRACE(("wl%d: wl_close\n", wl->pub->unit));
WL_LOCK(wl);
WL_APSTA_UPDN(("wl%d (%s): wl_close() -> wl_down()\n",
wl->pub->unit, wl->dev->name));
if (wl->if_list == NULL) {
wl_down(wl);
}
WL_UNLOCK(wl);
OLD_MOD_DEC_USE_COUNT;
return (0);
}
void * BCMFASTPATH
wl_get_ifctx(struct wl_info *wl, int ctx_id, wl_if_t *wlif)
{
void *ifctx = NULL;
switch (ctx_id) {
case IFCTX_NETDEV:
ifctx = (void *)((wlif == NULL) ? wl->dev : wlif->dev);
break;
default:
break;
}
return ifctx;
}
static int BCMFASTPATH
wl_start_int(wl_info_t *wl, wl_if_t *wlif, struct sk_buff *skb)
{
void *pkt;
WL_TRACE(("wl%d: wl_start: len %d data_len %d summed %d csum: 0x%x\n",
wl->pub->unit, skb->len, skb->data_len, skb->ip_summed, (uint32)skb->csum));
WL_LOCK(wl);
pkt = PKTFRMNATIVE(wl->osh, skb);
ASSERT(pkt != NULL);
if (WME_ENAB(wl->pub) && (PKTPRIO(pkt) == 0))
pktsetprio(pkt, FALSE);
wlc_sendpkt(wl->wlc, pkt, wlif->wlcif);
WL_UNLOCK(wl);
return (0);
}
void
wl_txflowcontrol(wl_info_t *wl, struct wl_if *wlif, bool state, int prio)
{
struct net_device *dev;
ASSERT(prio == ALLPRIO);
if (wlif == NULL)
dev = wl->dev;
else if (!wlif->dev_registed)
return;
else
dev = wlif->dev;
if (state == ON)
netif_stop_queue(dev);
else
netif_wake_queue(dev);
}
static int
wl_schedule_task(wl_info_t *wl, void (*fn)(struct wl_task *task), void *context)
{
wl_task_t *task;
WL_TRACE(("wl%d: wl_schedule_task\n", wl->pub->unit));
if (!(task = MALLOC(wl->osh, sizeof(wl_task_t)))) {
WL_ERROR(("wl%d: wl_schedule_task: out of memory, malloced %d bytes\n",
wl->pub->unit, MALLOCED(wl->osh)));
return -ENOMEM;
}
MY_INIT_WORK(&task->work, (work_func_t)fn);
task->context = context;
if (!schedule_work(&task->work)) {
WL_ERROR(("wl%d: schedule_work() failed\n", wl->pub->unit));
MFREE(wl->osh, task, sizeof(wl_task_t));
return -ENOMEM;
}
atomic_inc(&wl->callbacks);
return 0;
}
static struct wl_if *
wl_alloc_if(wl_info_t *wl, int iftype, uint subunit, struct wlc_if *wlcif)
{
wl_if_t *wlif;
wl_if_t *p;
if (!(wlif = MALLOC(wl->osh, sizeof(wl_if_t)))) {
WL_ERROR(("wl%d: wl_alloc_if: out of memory, malloced %d bytes\n",
(wl->pub)?wl->pub->unit:subunit, MALLOCED(wl->osh)));
return NULL;
}
bzero(wlif, sizeof(wl_if_t));
wlif->wl = wl;
wlif->wlcif = wlcif;
wlif->subunit = subunit;
wlif->if_type = iftype;
if (wl->if_list == NULL)
wl->if_list = wlif;
else {
p = wl->if_list;
while (p->next != NULL)
p = p->next;
p->next = wlif;
}
return wlif;
}
static void
wl_free_if(wl_info_t *wl, wl_if_t *wlif)
{
wl_if_t *p;
ASSERT(wlif);
ASSERT(wl);
WL_TRACE(("%s\n", __FUNCTION__));
if (wlif->dev_registed) {
ASSERT(wlif->dev);
unregister_netdev(wlif->dev);
wlif->dev_registed = FALSE;
}
#if defined(USE_CFG80211)
wl_cfg80211_detach(wlif->dev);
#endif
p = wl->if_list;
if (p == wlif)
wl->if_list = p->next;
else {
while (p != NULL && p->next != wlif)
p = p->next;
if (p != NULL)
p->next = p->next->next;
}
if (wlif->dev) {
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24))
MFREE(wl->osh, wlif->dev->priv, sizeof(priv_link_t));
MFREE(wl->osh, wlif->dev, sizeof(struct net_device));
#else
free_netdev(wlif->dev);
wlif->dev = NULL;
#endif
}
MFREE(wl->osh, wlif, sizeof(wl_if_t));
}
static struct net_device *
wl_alloc_linux_if(wl_if_t *wlif)
{
wl_info_t *wl = wlif->wl;
struct net_device *dev;
priv_link_t *priv_link;
WL_TRACE(("%s\n", __FUNCTION__));
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24))
dev = MALLOC(wl->osh, sizeof(struct net_device));
if (!dev) {
WL_ERROR(("wl%d: %s: malloc of net_device failed\n",
(wl->pub)?wl->pub->unit:wlif->subunit, __FUNCTION__));
return NULL;
}
bzero(dev, sizeof(struct net_device));
ether_setup(dev);
strncpy(dev->name, intf_name, IFNAMSIZ-1);
dev->name[IFNAMSIZ-1] = '\0';
priv_link = MALLOC(wl->osh, sizeof(priv_link_t));
if (!priv_link) {
WL_ERROR(("wl%d: %s: malloc of priv_link failed\n",
(wl->pub)?wl->pub->unit:wlif->subunit, __FUNCTION__));
MFREE(wl->osh, dev, sizeof(struct net_device));
return NULL;
}
dev->priv = priv_link;
#else
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 17, 0)
dev = alloc_netdev(sizeof(priv_link_t), intf_name, NET_NAME_UNKNOWN, ether_setup);
#else
dev = alloc_netdev(sizeof(priv_link_t), intf_name, ether_setup);
#endif
if (!dev) {
WL_ERROR(("wl%d: %s: alloc_netdev failed\n",
(wl->pub)?wl->pub->unit:wlif->subunit, __FUNCTION__));
return NULL;
}
priv_link = netdev_priv(dev);
if (!priv_link) {
WL_ERROR(("wl%d: %s: cannot get netdev_priv\n",
(wl->pub)?wl->pub->unit:wlif->subunit, __FUNCTION__));
return NULL;
}
#endif
priv_link->wlif = wlif;
wlif->dev = dev;
if (wlif->if_type != WL_IFTYPE_MON && wl->dev && netif_queue_stopped(wl->dev))
netif_stop_queue(dev);
return dev;
}
char *
wl_ifname(wl_info_t *wl, wl_if_t *wlif)
{
if (wlif) {
return wlif->name;
} else {
return wl->dev->name;
}
}
void
wl_init(wl_info_t *wl)
{
WL_TRACE(("wl%d: wl_init\n", wl->pub->unit));
wl_reset(wl);
wlc_init(wl->wlc);
}
uint
wl_reset(wl_info_t *wl)
{
uint32 macintmask;
WL_TRACE(("wl%d: wl_reset\n", wl->pub->unit));
macintmask = wl_intrsoff(wl);
wlc_reset(wl->wlc);
wl_intrsrestore(wl, macintmask);
wl->resched = 0;
return (0);
}
void BCMFASTPATH
wl_intrson(wl_info_t *wl)
{
unsigned long flags = 0;
INT_LOCK(wl, flags);
wlc_intrson(wl->wlc);
INT_UNLOCK(wl, flags);
}
bool
wl_alloc_dma_resources(wl_info_t *wl, uint addrwidth)
{
return TRUE;
}
uint32 BCMFASTPATH
wl_intrsoff(wl_info_t *wl)
{
unsigned long flags = 0;
uint32 status;
INT_LOCK(wl, flags);
status = wlc_intrsoff(wl->wlc);
INT_UNLOCK(wl, flags);
return status;
}
void
wl_intrsrestore(wl_info_t *wl, uint32 macintmask)
{
unsigned long flags = 0;
INT_LOCK(wl, flags);
wlc_intrsrestore(wl->wlc, macintmask);
INT_UNLOCK(wl, flags);
}
int
wl_up(wl_info_t *wl)
{
int error = 0;
wl_if_t *wlif;
WL_TRACE(("wl%d: wl_up\n", wl->pub->unit));
if (wl->pub->up)
return (0);
error = wlc_up(wl->wlc);
if (!error) {
for (wlif = wl->if_list; wlif != NULL; wlif = wlif->next) {
wl_txflowcontrol(wl, wlif, OFF, ALLPRIO);
}
}
return (error);
}
void
wl_down(wl_info_t *wl)
{
wl_if_t *wlif;
int monitor = 0;
uint callbacks, ret_val = 0;
WL_TRACE(("wl%d: wl_down\n", wl->pub->unit));
for (wlif = wl->if_list; wlif != NULL; wlif = wlif->next) {
if (wlif->dev) {
netif_down(wlif->dev);
netif_stop_queue(wlif->dev);
}
}
if (wl->monitor_dev) {
ret_val = wlc_ioctl(wl->wlc, WLC_SET_MONITOR, &monitor, sizeof(int), NULL);
if (ret_val != BCME_OK) {
WL_ERROR(("%s: Disabling MONITOR failed %d\n", __FUNCTION__, ret_val));
}
}
if (wl->wlc)
ret_val = wlc_down(wl->wlc);
callbacks = atomic_read(&wl->callbacks) - ret_val;
BCM_REFERENCE(callbacks);
WL_UNLOCK(wl);
if (WL_ALL_PASSIVE_ENAB(wl)) {
int i = 0;
for (i = 0; (atomic_read(&wl->callbacks) > callbacks) && i < 10000; i++) {
schedule();
flush_scheduled_work();
}
}
else
{
SPINWAIT((atomic_read(&wl->callbacks) > callbacks), 100 * 1000);
}
WL_LOCK(wl);
}
static int
wl_toe_get(wl_info_t *wl, uint32 *toe_ol)
{
if (wlc_iovar_getint(wl->wlc, "toe_ol", toe_ol) != 0)
return -EOPNOTSUPP;
return 0;
}
static int
wl_toe_set(wl_info_t *wl, uint32 toe_ol)
{
if (wlc_iovar_setint(wl->wlc, "toe_ol", toe_ol) != 0)
return -EOPNOTSUPP;
if (wlc_iovar_setint(wl->wlc, "toe", (toe_ol != 0)) != 0)
return -EOPNOTSUPP;
return 0;
}
static void
wl_get_driver_info(struct net_device *dev, struct ethtool_drvinfo *info)
{
wl_info_t *wl = WL_INFO(dev);
#if WIRELESS_EXT >= 19 || LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
if (!wl || !wl->pub || !wl->wlc || !wl->dev)
return;
#endif
bzero(info, sizeof(struct ethtool_drvinfo));
snprintf(info->driver, sizeof(info->driver), "wl%d", wl->pub->unit);
strncpy(info->version, EPI_VERSION_STR, sizeof(info->version));
info->version[(sizeof(info->version))-1] = '\0';
}
static int
wl_ethtool(wl_info_t *wl, void *uaddr, wl_if_t *wlif)
{
struct ethtool_drvinfo info;
struct ethtool_value edata;
uint32 cmd;
uint32 toe_cmpnt = 0, csum_dir;
int ret;
if (!wl || !wl->pub || !wl->wlc)
return -ENODEV;
WL_TRACE(("wl%d: %s\n", wl->pub->unit, __FUNCTION__));
if (copy_from_user(&cmd, uaddr, sizeof(uint32)))
return (-EFAULT);
switch (cmd) {
case ETHTOOL_GDRVINFO:
if (!wl->dev)
return -ENETDOWN;
wl_get_driver_info(wl->dev, &info);
info.cmd = cmd;
if (copy_to_user(uaddr, &info, sizeof(info)))
return (-EFAULT);
break;
case ETHTOOL_GRXCSUM:
case ETHTOOL_GTXCSUM:
if ((ret = wl_toe_get(wl, &toe_cmpnt)) < 0)
return ret;
csum_dir = (cmd == ETHTOOL_GTXCSUM) ? TOE_TX_CSUM_OL : TOE_RX_CSUM_OL;
edata.cmd = cmd;
edata.data = (toe_cmpnt & csum_dir) ? 1 : 0;
if (copy_to_user(uaddr, &edata, sizeof(edata)))
return (-EFAULT);
break;
case ETHTOOL_SRXCSUM:
case ETHTOOL_STXCSUM:
if (copy_from_user(&edata, uaddr, sizeof(edata)))
return (-EFAULT);
if ((ret = wl_toe_get(wl, &toe_cmpnt)) < 0)
return ret;
csum_dir = (cmd == ETHTOOL_STXCSUM) ? TOE_TX_CSUM_OL : TOE_RX_CSUM_OL;
if (edata.data != 0)
toe_cmpnt |= csum_dir;
else
toe_cmpnt &= ~csum_dir;
if ((ret = wl_toe_set(wl, toe_cmpnt)) < 0)
return ret;
if (cmd == ETHTOOL_STXCSUM) {
if (!wl->dev)
return -ENETDOWN;
if (edata.data)
wl->dev->features |= NETIF_F_IP_CSUM;
else
wl->dev->features &= ~NETIF_F_IP_CSUM;
}
break;
default:
return (-EOPNOTSUPP);
}
return (0);
}
int
wl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
wl_info_t *wl;
wl_if_t *wlif;
void *buf = NULL;
wl_ioctl_t ioc;
int bcmerror;
if (!dev)
return -ENETDOWN;
wl = WL_INFO(dev);
wlif = WL_DEV_IF(dev);
if (wlif == NULL || wl == NULL || wl->dev == NULL)
return -ENETDOWN;
bcmerror = 0;
WL_TRACE(("wl%d: wl_ioctl: cmd 0x%x\n", wl->pub->unit, cmd));
#ifdef USE_IW
if ((cmd >= SIOCIWFIRST) && (cmd <= SIOCIWLAST)) {
return wl_iw_ioctl(dev, ifr, cmd);
}
#endif
if (cmd == SIOCETHTOOL)
return (wl_ethtool(wl, (void*)ifr->ifr_data, wlif));
switch (cmd) {
case SIOCDEVPRIVATE :
break;
default:
bcmerror = BCME_UNSUPPORTED;
goto done2;
}
if (copy_from_user(&ioc, ifr->ifr_data, sizeof(wl_ioctl_t))) {
bcmerror = BCME_BADADDR;
goto done2;
}
if (segment_eq(get_fs(), KERNEL_DS))
buf = ioc.buf;
else if (ioc.buf) {
if (!(buf = (void *) MALLOC(wl->osh, MAX(ioc.len, WLC_IOCTL_MAXLEN)))) {
bcmerror = BCME_NORESOURCE;
goto done2;
}
if (copy_from_user(buf, ioc.buf, ioc.len)) {
bcmerror = BCME_BADADDR;
goto done1;
}
}
WL_LOCK(wl);
bcmerror = wlc_ioctl(wl->wlc, ioc.cmd, buf, ioc.len, wlif->wlcif);
WL_UNLOCK(wl);
done1:
if (ioc.buf && (ioc.buf != buf)) {
if (copy_to_user(ioc.buf, buf, ioc.len))
bcmerror = BCME_BADADDR;
MFREE(wl->osh, buf, MAX(ioc.len, WLC_IOCTL_MAXLEN));
}
done2:
ASSERT(VALID_BCMERROR(bcmerror));
if (bcmerror != 0)
wl->pub->bcmerror = bcmerror;
return (OSL_ERROR(bcmerror));
}
static struct net_device_stats*
wl_get_stats(struct net_device *dev)
{
struct net_device_stats *stats_watchdog = NULL;
struct net_device_stats *stats = NULL;
wl_info_t *wl;
wl_if_t *wlif;
if (!dev)
return NULL;
if ((wl = WL_INFO(dev)) == NULL)
return NULL;
if ((wlif = WL_DEV_IF(dev)) == NULL)
return NULL;
if ((stats = &wlif->stats) == NULL)
return NULL;
WL_TRACE(("wl%d: wl_get_stats\n", wl->pub->unit));
ASSERT(wlif->stats_id < 2);
stats_watchdog = &wlif->stats_watchdog[wlif->stats_id];
memcpy(stats, stats_watchdog, sizeof(struct net_device_stats));
return (stats);
}
#ifdef USE_IW
struct iw_statistics *
wl_get_wireless_stats(struct net_device *dev)
{
int res = 0;
wl_info_t *wl;
wl_if_t *wlif;
struct iw_statistics *wstats = NULL;
struct iw_statistics *wstats_watchdog = NULL;
int phy_noise, rssi;
if (!dev)
return NULL;
if ((wl = WL_INFO(dev)) == NULL)
return NULL;
if ((wlif = WL_DEV_IF(dev)) == NULL)
return NULL;
if ((wstats = &wlif->wstats) == NULL)
return NULL;
WL_TRACE(("wl%d: wl_get_wireless_stats\n", wl->pub->unit));
ASSERT(wlif->stats_id < 2);
wstats_watchdog = &wlif->wstats_watchdog[wlif->stats_id];
phy_noise = wlif->phy_noise;
#if WIRELESS_EXT > 11
wstats->discard.nwid = 0;
wstats->discard.code = wstats_watchdog->discard.code;
wstats->discard.fragment = wstats_watchdog->discard.fragment;
wstats->discard.retries = wstats_watchdog->discard.retries;
wstats->discard.misc = wstats_watchdog->discard.misc;
wstats->miss.beacon = 0;
#endif
if (AP_ENAB(wl->pub))
rssi = 0;
else {
scb_val_t scb;
res = wlc_ioctl(wl->wlc, WLC_GET_RSSI, &scb, sizeof(int), wlif->wlcif);
if (res) {
WL_ERROR(("wl%d: %s: WLC_GET_RSSI failed (%d)\n",
wl->pub->unit, __FUNCTION__, res));
return NULL;
}
rssi = scb.val;
}
if (rssi <= WLC_RSSI_NO_SIGNAL)
wstats->qual.qual = 0;
else if (rssi <= WLC_RSSI_VERY_LOW)
wstats->qual.qual = 1;
else if (rssi <= WLC_RSSI_LOW)
wstats->qual.qual = 2;
else if (rssi <= WLC_RSSI_GOOD)
wstats->qual.qual = 3;
else if (rssi <= WLC_RSSI_VERY_GOOD)
wstats->qual.qual = 4;
else
wstats->qual.qual = 5;
wstats->qual.level = 0x100 + rssi;
wstats->qual.noise = 0x100 + phy_noise;
#if WIRELESS_EXT > 18
wstats->qual.updated |= (IW_QUAL_ALL_UPDATED | IW_QUAL_DBM);
#else
wstats->qual.updated |= 7;
#endif
return wstats;
}
#endif
static int
wl_set_mac_address(struct net_device *dev, void *addr)
{
int err = 0;
wl_info_t *wl;
struct sockaddr *sa = (struct sockaddr *) addr;
if (!dev)
return -ENETDOWN;
wl = WL_INFO(dev);
WL_TRACE(("wl%d: wl_set_mac_address\n", wl->pub->unit));
WL_LOCK(wl);
bcopy(sa->sa_data, dev->dev_addr, ETHER_ADDR_LEN);
err = wlc_iovar_op(wl->wlc, "cur_etheraddr", NULL, 0, sa->sa_data, ETHER_ADDR_LEN,
IOV_SET, (WL_DEV_IF(dev))->wlcif);
WL_UNLOCK(wl);
if (err)
WL_ERROR(("wl%d: wl_set_mac_address: error setting MAC addr override\n",
wl->pub->unit));
return err;
}
static void
wl_set_multicast_list(struct net_device *dev)
{
if (!WL_ALL_PASSIVE_ENAB((wl_info_t *)WL_INFO(dev)))
_wl_set_multicast_list(dev);
else {
wl_info_t *wl = WL_INFO(dev);
wl->multicast_task.context = dev;
if (schedule_work(&wl->multicast_task.work)) {
atomic_inc(&wl->callbacks);
}
}
}
static void
_wl_set_multicast_list(struct net_device *dev)
{
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 34)
struct dev_mc_list *mclist;
#else
struct netdev_hw_addr *ha;
#endif
wl_info_t *wl;
int i, buflen;
struct maclist *maclist;
int allmulti;
if (!dev)
return;
wl = WL_INFO(dev);
WL_TRACE(("wl%d: wl_set_multicast_list\n", wl->pub->unit));
if (wl->pub->up) {
allmulti = (dev->flags & IFF_ALLMULTI)? TRUE: FALSE;
buflen = sizeof(struct maclist) + (MAXMULTILIST * ETHER_ADDR_LEN);
if ((maclist = MALLOC(wl->pub->osh, buflen)) == NULL) {
return;
}
i = 0;
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 34)
for (mclist = dev->mc_list; mclist && (i < dev->mc_count); mclist = mclist->next) {
if (i >= MAXMULTILIST) {
allmulti = TRUE;
i = 0;
break;
}
bcopy(mclist->dmi_addr, &maclist->ea[i++], ETHER_ADDR_LEN);
}
#else
netdev_for_each_mc_addr(ha, dev) {
if (i >= MAXMULTILIST) {
allmulti = TRUE;
i = 0;
break;
}
bcopy(ha->addr, &maclist->ea[i++], ETHER_ADDR_LEN);
}
#endif
maclist->count = i;
WL_LOCK(wl);
wlc_iovar_op(wl->wlc, "allmulti", NULL, 0, &allmulti, sizeof(allmulti), IOV_SET,
(WL_DEV_IF(dev))->wlcif);
wlc_set(wl->wlc, WLC_SET_PROMISC, (dev->flags & IFF_PROMISC));
wlc_iovar_op(wl->wlc, "mcast_list", NULL, 0, maclist, buflen, IOV_SET,
(WL_DEV_IF(dev))->wlcif);
WL_UNLOCK(wl);
MFREE(wl->pub->osh, maclist, buflen);
}
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
irqreturn_t BCMFASTPATH
wl_isr(int irq, void *dev_id)
#else
irqreturn_t BCMFASTPATH
wl_isr(int irq, void *dev_id, struct pt_regs *ptregs)
#endif
{
wl_info_t *wl;
bool ours, wantdpc;
unsigned long flags;
wl = (wl_info_t*) dev_id;
WL_ISRLOCK(wl, flags);
if ((ours = wlc_isr(wl->wlc, &wantdpc))) {
if (wantdpc) {
ASSERT(wl->resched == FALSE);
if (WL_ALL_PASSIVE_ENAB(wl)) {
if (schedule_work(&wl->wl_dpc_task.work))
atomic_inc(&wl->callbacks);
else
ASSERT(0);
} else
tasklet_schedule(&wl->tasklet);
}
}
WL_ISRUNLOCK(wl, flags);
return IRQ_RETVAL(ours);
}
static void BCMFASTPATH
wl_dpc(ulong data)
{
wl_info_t *wl;
wl = (wl_info_t *)data;
WL_LOCK(wl);
if (wl->pub->up) {
wlc_dpc_info_t dpci = {0};
if (wl->resched) {
unsigned long flags = 0;
INT_LOCK(wl, flags);
wlc_intrsupd(wl->wlc);
INT_UNLOCK(wl, flags);
}
wl->resched = wlc_dpc(wl->wlc, TRUE, &dpci);
wl->processed = dpci.processed;
}
if (!wl->pub->up) {
if ((WL_ALL_PASSIVE_ENAB(wl))) {
atomic_dec(&wl->callbacks);
}
goto done;
}
if (wl->resched) {
if (!(WL_ALL_PASSIVE_ENAB(wl)))
tasklet_schedule(&wl->tasklet);
else
if (!schedule_work(&wl->wl_dpc_task.work)) {
ASSERT(0);
}
}
else {
if (WL_ALL_PASSIVE_ENAB(wl))
atomic_dec(&wl->callbacks);
wl_intrson(wl);
}
done:
WL_UNLOCK(wl);
return;
}
static void BCMFASTPATH
wl_dpc_rxwork(struct wl_task *task)
{
wl_info_t *wl = (wl_info_t *)task->context;
WL_TRACE(("wl%d: %s\n", wl->pub->unit, __FUNCTION__));
wl_dpc((unsigned long)wl);
return;
}
void BCMFASTPATH
wl_sendup(wl_info_t *wl, wl_if_t *wlif, void *p, int numpkt)
{
struct sk_buff *skb;
bool brcm_specialpkt;
WL_TRACE(("wl%d: wl_sendup: %d bytes\n", wl->pub->unit, PKTLEN(wl->osh, p)));
brcm_specialpkt =
(ntoh16_ua(PKTDATA(wl->pub->osh, p) + ETHER_TYPE_OFFSET) == ETHER_TYPE_BRCM);
if (!brcm_specialpkt) {
}
if (wlif) {
if (!wlif->dev || !netif_device_present(wlif->dev)) {
WL_ERROR(("wl%d: wl_sendup: interface not ready\n", wl->pub->unit));
PKTFREE(wl->osh, p, FALSE);
return;
}
skb = PKTTONATIVE(wl->osh, p);
skb->dev = wlif->dev;
} else {
skb = PKTTONATIVE(wl->osh, p);
skb->dev = wl->dev;
}
skb->protocol = eth_type_trans(skb, skb->dev);
if (!brcm_specialpkt && !ISALIGNED(skb->data, 4)) {
WL_ERROR(("Unaligned assert. skb %p. skb->data %p.\n", skb, skb->data));
if (wlif) {
WL_ERROR(("wl_sendup: dev name is %s (wlif) \n", wlif->dev->name));
WL_ERROR(("wl_sendup: hard header len %d (wlif) \n",
wlif->dev->hard_header_len));
}
WL_ERROR(("wl_sendup: dev name is %s (wl) \n", wl->dev->name));
WL_ERROR(("wl_sendup: hard header len %d (wl) \n", wl->dev->hard_header_len));
ASSERT(ISALIGNED(skb->data, 4));
}
WL_APSTA_RX(("wl%d: wl_sendup(): pkt %p summed %d on interface %p (%s)\n",
wl->pub->unit, p, skb->ip_summed, wlif, skb->dev->name));
netif_rx(skb);
}
int
wl_osl_pcie_rc(struct wl_info *wl, uint op, int param)
{
return 0;
}
void
wl_dump_ver(wl_info_t *wl, struct bcmstrbuf *b)
{
bcm_bprintf(b, "wl%d: version %s\n", wl->pub->unit, EPI_VERSION_STR);
}
#if defined(BCMDBG)
static int
wl_dump(wl_info_t *wl, struct bcmstrbuf *b)
{
wl_if_t *p;
int i;
wl_dump_ver(wl, b);
bcm_bprintf(b, "name %s dev %p tbusy %d callbacks %d malloced %d\n",
wl->dev->name, wl->dev, (uint)netif_queue_stopped(wl->dev),
atomic_read(&wl->callbacks), MALLOCED(wl->osh));
p = wl->if_list;
if (p)
p = p->next;
for (i = 0; p != NULL; p = p->next, i++) {
if ((i % 4) == 0) {
if (i != 0)
bcm_bprintf(b, "\n");
bcm_bprintf(b, "Interfaces:");
}
bcm_bprintf(b, " name %s dev %p", p->dev->name, p->dev);
}
if (i)
bcm_bprintf(b, "\n");
return 0;
}
#endif
static void
wl_link_up(wl_info_t *wl, char *ifname)
{
WL_ERROR(("wl%d: link up (%s)\n", wl->pub->unit, ifname));
}
static void
wl_link_down(wl_info_t *wl, char *ifname)
{
WL_ERROR(("wl%d: link down (%s)\n", wl->pub->unit, ifname));
}
void
wl_event(wl_info_t *wl, char *ifname, wlc_event_t *e)
{
#ifdef USE_IW
wl_iw_event(wl->dev, &(e->event), e->data);
#endif
#if defined(USE_CFG80211)
wl_cfg80211_event(wl->dev, &(e->event), e->data);
#endif
switch (e->event.event_type) {
case WLC_E_LINK:
case WLC_E_NDIS_LINK:
if (e->event.flags&WLC_EVENT_MSG_LINK)
wl_link_up(wl, ifname);
else
wl_link_down(wl, ifname);
break;
#if defined(WL_CONFIG_RFKILL)
case WLC_E_RADIO: {
mbool i;
if (wlc_get(wl->wlc, WLC_GET_RADIO, &i) < 0)
WL_ERROR(("%s: WLC_GET_RADIO failed\n", __FUNCTION__));
if (wl->last_phyind == (mbool)(i & WL_RADIO_HW_DISABLE))
break;
wl->last_phyind = (mbool)(i & WL_RADIO_HW_DISABLE);
WL_ERROR(("wl%d: Radio hardware state changed to %d\n", wl->pub->unit, i));
wl_report_radio_state(wl);
break;
}
#else
case WLC_E_RADIO:
break;
#endif
}
}
void
wl_event_sync(wl_info_t *wl, char *ifname, wlc_event_t *e)
{
}
static void BCMFASTPATH
wl_sched_tx_tasklet(void *t)
{
wl_info_t *wl = (wl_info_t *)t;
tasklet_schedule(&wl->tx_tasklet);
}
#define WL_CONFIG_SMP() FALSE
static int BCMFASTPATH
wl_start(struct sk_buff *skb, struct net_device *dev)
{
wl_if_t *wlif;
wl_info_t *wl;
if (!dev)
return -ENETDOWN;
wlif = WL_DEV_IF(dev);
wl = WL_INFO(dev);
if (WL_ALL_PASSIVE_ENAB(wl) || (WL_RTR() && WL_CONFIG_SMP())) {
skb->prev = NULL;
TXQ_LOCK(wl);
if ((wl_txq_thresh > 0) && (wl->txq_cnt >= wl_txq_thresh)) {
PKTFRMNATIVE(wl->osh, skb);
PKTCFREE(wl->osh, skb, TRUE);
TXQ_UNLOCK(wl);
return 0;
}
if (wl->txq_head == NULL)
wl->txq_head = skb;
else
wl->txq_tail->prev = skb;
wl->txq_tail = skb;
wl->txq_cnt++;
if (!wl->txq_dispatched) {
int32 err = 0;
if (!WL_ALL_PASSIVE_ENAB(wl))
wl_sched_tx_tasklet(wl);
else
err = (int32)(schedule_work(&wl->txq_task.work) == 0);
if (!err) {
atomic_inc(&wl->callbacks);
wl->txq_dispatched = TRUE;
} else
WL_ERROR(("wl%d: wl_start/schedule_work failed\n",
wl->pub->unit));
}
TXQ_UNLOCK(wl);
} else
return wl_start_int(wl, wlif, skb);
return (0);
}
static void BCMFASTPATH
wl_start_txqwork(wl_task_t *task)
{
wl_info_t *wl = (wl_info_t *)task->context;
struct sk_buff *skb;
WL_TRACE(("wl%d: %s txq_cnt %d\n", wl->pub->unit, __FUNCTION__, wl->txq_cnt));
#ifdef BCMDBG
if (wl->txq_cnt >= 500)
WL_ERROR(("wl%d: WARNING dispatching over 500 packets in txqwork(%d)\n",
wl->pub->unit, wl->txq_cnt));
#endif
TXQ_LOCK(wl);
while (wl->txq_head) {
skb = wl->txq_head;
wl->txq_head = skb->prev;
skb->prev = NULL;
if (wl->txq_head == NULL)
wl->txq_tail = NULL;
wl->txq_cnt--;
TXQ_UNLOCK(wl);
wl_start_int(wl, WL_DEV_IF(skb->dev), skb);
TXQ_LOCK(wl);
}
wl->txq_dispatched = FALSE;
atomic_dec(&wl->callbacks);
TXQ_UNLOCK(wl);
return;
}
static void BCMFASTPATH
wl_tx_tasklet(ulong data)
{
wl_task_t task;
task.context = (void *)data;
wl_start_txqwork(&task);
}
static void
wl_txq_free(wl_info_t *wl)
{
struct sk_buff *skb;
if (wl->txq_head == NULL) {
ASSERT(wl->txq_tail == NULL);
return;
}
while (wl->txq_head) {
skb = wl->txq_head;
wl->txq_head = skb->prev;
wl->txq_cnt--;
PKTFRMNATIVE(wl->osh, skb);
PKTCFREE(wl->osh, skb, TRUE);
}
wl->txq_tail = NULL;
}
static void
wl_set_multicast_list_workitem(struct work_struct *work)
{
wl_task_t *task = (wl_task_t *)work;
struct net_device *dev = (struct net_device*)task->context;
wl_info_t *wl;
wl = WL_INFO(dev);
atomic_dec(&wl->callbacks);
_wl_set_multicast_list(dev);
}
static void
wl_timer_task(wl_task_t *task)
{
wl_timer_t *t = (wl_timer_t *)task->context;
_wl_timer(t);
MFREE(t->wl->osh, task, sizeof(wl_task_t));
atomic_dec(&t->wl->callbacks);
}
static void
wl_timer(ulong data)
{
wl_timer_t *t = (wl_timer_t *)data;
if (!WL_ALL_PASSIVE_ENAB(t->wl))
_wl_timer(t);
else
wl_schedule_task(t->wl, wl_timer_task, t);
}
static void
_wl_timer(wl_timer_t *t)
{
wl_info_t *wl = t->wl;
WL_LOCK(wl);
if (t->set && (!timer_pending(&t->timer))) {
if (t->periodic) {
t->timer.expires = jiffies + t->ms*HZ/1000;
atomic_inc(&wl->callbacks);
add_timer(&t->timer);
t->set = TRUE;
} else
t->set = FALSE;
t->fn(t->arg);
#ifdef BCMDBG
wlc_update_perf_stats(wl->wlc, WLC_PERF_STATS_TMR_DPC);
t->ticks++;
#endif
}
atomic_dec(&wl->callbacks);
WL_UNLOCK(wl);
}
wl_timer_t *
wl_init_timer(wl_info_t *wl, void (*fn)(void *arg), void *arg, const char *tname)
{
wl_timer_t *t;
t = (wl_timer_t*)MALLOC(wl->osh, sizeof(wl_timer_t));
if (t == NULL) {
WL_ERROR(("wl%d: wl_init_timer: out of memory, malloced %d bytes\n",
wl->unit, MALLOCED(wl->osh)));
return 0;
}
bzero(t, sizeof(wl_timer_t));
init_timer(&t->timer);
t->timer.data = (ulong) t;
t->timer.function = wl_timer;
t->wl = wl;
t->fn = fn;
t->arg = arg;
t->next = wl->timers;
wl->timers = t;
#ifdef BCMDBG
if ((t->name = MALLOC(wl->osh, strlen(tname) + 1)))
strcpy(t->name, tname);
#endif
return t;
}
void
wl_add_timer(wl_info_t *wl, wl_timer_t *t, uint ms, int periodic)
{
#ifdef BCMDBG
if (t->set) {
WL_ERROR(("%s: Already set. Name: %s, per %d\n",
__FUNCTION__, t->name, periodic));
}
#endif
t->ms = ms;
t->periodic = (bool) periodic;
if (t->set)
return;
t->set = TRUE;
t->timer.expires = jiffies + ms*HZ/1000;
atomic_inc(&wl->callbacks);
add_timer(&t->timer);
}
bool
wl_del_timer(wl_info_t *wl, wl_timer_t *t)
{
ASSERT(t);
if (t->set) {
t->set = FALSE;
if (!del_timer(&t->timer)) {
#ifdef BCMDBG
WL_INFORM(("wl%d: Failed to delete timer %s\n", wl->unit, t->name));
#endif
return TRUE;
}
atomic_dec(&wl->callbacks);
}
return TRUE;
}
void
wl_free_timer(wl_info_t *wl, wl_timer_t *t)
{
wl_timer_t *tmp;
wl_del_timer(wl, t);
if (wl->timers == t) {
wl->timers = wl->timers->next;
#ifdef BCMDBG
if (t->name)
MFREE(wl->osh, t->name, strlen(t->name) + 1);
#endif
MFREE(wl->osh, t, sizeof(wl_timer_t));
return;
}
tmp = wl->timers;
while (tmp) {
if (tmp->next == t) {
tmp->next = t->next;
#ifdef BCMDBG
if (t->name)
MFREE(wl->osh, t->name, strlen(t->name) + 1);
#endif
MFREE(wl->osh, t, sizeof(wl_timer_t));
return;
}
tmp = tmp->next;
}
}
void
wl_monitor(wl_info_t *wl, wl_rxsts_t *rxsts, void *p)
{
struct sk_buff *oskb = (struct sk_buff *)p;
struct sk_buff *skb;
uchar *pdata;
uint len;
len = 0;
skb = NULL;
WL_TRACE(("wl%d: wl_monitor\n", wl->pub->unit));
if (!wl->monitor_dev)
return;
if (wl->monitor_type == 1) {
p80211msg_t *phdr;
len = sizeof(p80211msg_t) + oskb->len - D11_PHY_HDR_LEN;
if ((skb = dev_alloc_skb(len)) == NULL) {
WL_ERROR(("in %s:%d [%s()] dev_alloc_skb() failure!", __FILE__, __LINE__, __FUNCTION__));
return;
}
skb_put(skb, len);
phdr = (p80211msg_t*)skb->data;
phdr->msgcode = WL_MON_FRAME;
phdr->msglen = sizeof(p80211msg_t);
strcpy(phdr->devname, wl->dev->name);
phdr->hosttime.did = WL_MON_FRAME_HOSTTIME;
phdr->hosttime.status = P80211ITEM_OK;
phdr->hosttime.len = 4;
phdr->hosttime.data = jiffies;
phdr->channel.did = WL_MON_FRAME_CHANNEL;
phdr->channel.status = P80211ITEM_NO_VALUE;
phdr->channel.len = 4;
phdr->channel.data = 0;
phdr->signal.did = WL_MON_FRAME_SIGNAL;
phdr->signal.status = P80211ITEM_OK;
phdr->signal.len = 4;
phdr->signal.data = rxsts->preamble;
phdr->noise.did = WL_MON_FRAME_NOISE;
phdr->noise.status = P80211ITEM_NO_VALUE;
phdr->noise.len = 4;
phdr->noise.data = 0;
phdr->rate.did = WL_MON_FRAME_RATE;
phdr->rate.status = P80211ITEM_OK;
phdr->rate.len = 4;
phdr->rate.data = rxsts->datarate;
phdr->istx.did = WL_MON_FRAME_ISTX;
phdr->istx.status = P80211ITEM_NO_VALUE;
phdr->istx.len = 4;
phdr->istx.data = 0;
phdr->mactime.did = WL_MON_FRAME_MACTIME;
phdr->mactime.status = P80211ITEM_OK;
phdr->mactime.len = 4;
phdr->mactime.data = rxsts->mactime;
phdr->rssi.did = WL_MON_FRAME_RSSI;
phdr->rssi.status = P80211ITEM_OK;
phdr->rssi.len = 4;
phdr->rssi.data = rxsts->signal;
phdr->sq.did = WL_MON_FRAME_SQ;
phdr->sq.status = P80211ITEM_OK;
phdr->sq.len = 4;
phdr->sq.data = rxsts->sq;
phdr->frmlen.did = WL_MON_FRAME_FRMLEN;
phdr->frmlen.status = P80211ITEM_OK;
phdr->frmlen.status = P80211ITEM_OK;
phdr->frmlen.len = 4;
phdr->frmlen.data = rxsts->pktlength;
pdata = skb->data + sizeof(p80211msg_t);
bcopy(oskb->data + D11_PHY_HDR_LEN, pdata, oskb->len - D11_PHY_HDR_LEN);
}
else if (wl->monitor_type == 2) {
int channel_frequency;
uint16 channel_flags;
uint8 flags;
uint16 rtap_len;
struct dot11_header *mac_header;
uint16 fc;
if (rxsts->phytype != WL_RXS_PHY_N)
rtap_len = sizeof(wl_radiotap_legacy_t);
else
rtap_len = sizeof(wl_radiotap_ht_brcm_2_t);
len = rtap_len + (oskb->len - D11_PHY_HDR_LEN);
if ((skb = dev_alloc_skb(len)) == NULL) {
WL_ERROR(("in %s:%d [%s()] dev_alloc_skb() failure!", __FILE__, __LINE__, __FUNCTION__));
return;
}
skb_put(skb, len);
if (CHSPEC_IS2G(rxsts->chanspec)) {
channel_flags = IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN;
channel_frequency = wf_channel2mhz(wf_chspec_ctlchan(rxsts->chanspec),
WF_CHAN_FACTOR_2_4_G);
} else {
channel_flags = IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM;
channel_frequency = wf_channel2mhz(wf_chspec_ctlchan(rxsts->chanspec),
WF_CHAN_FACTOR_5_G);
}
mac_header = (struct dot11_header *)(oskb->data + D11_PHY_HDR_LEN);
fc = ltoh16(mac_header->fc);
flags = IEEE80211_RADIOTAP_F_FCS;
if (rxsts->preamble == WL_RXS_PREAMBLE_SHORT)
flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
if (fc & FC_WEP)
flags |= IEEE80211_RADIOTAP_F_WEP;
if (fc & FC_MOREFRAG)
flags |= IEEE80211_RADIOTAP_F_FRAG;
if (rxsts->pkterror & WL_RXS_CRC_ERROR)
flags |= IEEE80211_RADIOTAP_F_BADFCS;
if (rxsts->phytype != WL_RXS_PHY_N) {
wl_radiotap_legacy_t *rtl = (wl_radiotap_legacy_t *)skb->data;
rtl->ieee_radiotap.it_version = 0;
rtl->ieee_radiotap.it_pad = 0;
rtl->ieee_radiotap.it_len = HTOL16(rtap_len);
rtl->ieee_radiotap.it_present = HTOL32(WL_RADIOTAP_PRESENT_LEGACY);
rtl->tsft_l = htol32(rxsts->mactime);
rtl->tsft_h = 0;
rtl->flags = flags;
rtl->rate = rxsts->datarate;
rtl->channel_freq = HTOL16(channel_frequency);
rtl->channel_flags = HTOL16(channel_flags);
rtl->signal = (int8)rxsts->signal;
rtl->noise = (int8)rxsts->noise;
rtl->antenna = rxsts->antenna;
memcpy(rtl->vend_oui, brcm_oui, sizeof(brcm_oui));
rtl->vend_skip_len = WL_RADIOTAP_LEGACY_SKIP_LEN;
rtl->vend_sns = 0;
memset(&rtl->nonht_vht, 0, sizeof(rtl->nonht_vht));
rtl->nonht_vht.len = WL_RADIOTAP_NONHT_VHT_LEN;
} else {
wl_radiotap_ht_brcm_2_t *rtht = (wl_radiotap_ht_brcm_2_t *)skb->data;
rtht->ieee_radiotap.it_version = 0;
rtht->ieee_radiotap.it_pad = 0;
rtht->ieee_radiotap.it_len = HTOL16(rtap_len);
rtht->ieee_radiotap.it_present = HTOL32(WL_RADIOTAP_PRESENT_HT_BRCM2);
rtht->it_present_ext = HTOL32(WL_RADIOTAP_BRCM2_HT_MCS);
rtht->pad1 = 0;
rtht->tsft_l = htol32(rxsts->mactime);
rtht->tsft_h = 0;
rtht->flags = flags;
rtht->pad2 = 0;
rtht->channel_freq = HTOL16(channel_frequency);
rtht->channel_flags = HTOL16(channel_flags);
rtht->signal = (int8)rxsts->signal;
rtht->noise = (int8)rxsts->noise;
rtht->antenna = rxsts->antenna;
rtht->pad3 = 0;
memcpy(rtht->vend_oui, brcm_oui, sizeof(brcm_oui));
rtht->vend_sns = WL_RADIOTAP_BRCM2_HT_SNS;
rtht->vend_skip_len = WL_RADIOTAP_HT_BRCM2_SKIP_LEN;
rtht->mcs = rxsts->mcs;
rtht->htflags = 0;
if (rxsts->htflags & WL_RXS_HTF_40)
rtht->htflags |= IEEE80211_RADIOTAP_HTMOD_40;
if (rxsts->htflags & WL_RXS_HTF_SGI)
rtht->htflags |= IEEE80211_RADIOTAP_HTMOD_SGI;
if (rxsts->preamble & WL_RXS_PREAMBLE_HT_GF)
rtht->htflags |= IEEE80211_RADIOTAP_HTMOD_GF;
if (rxsts->htflags & WL_RXS_HTF_LDPC)
rtht->htflags |= IEEE80211_RADIOTAP_HTMOD_LDPC;
rtht->htflags |=
(rxsts->htflags & WL_RXS_HTF_STBC_MASK) <<
IEEE80211_RADIOTAP_HTMOD_STBC_SHIFT;
}
pdata = skb->data + rtap_len;
bcopy(oskb->data + D11_PHY_HDR_LEN, pdata, oskb->len - D11_PHY_HDR_LEN);
}
else if (wl->monitor_type == 3) {
int channel_frequency;
uint16 channel_flags;
uint8 flags;
uint16 rtap_len;
struct dot11_header * mac_header;
uint16 fc;
if (rxsts->phytype == WL_RXS_PHY_N) {
if (rxsts->encoding == WL_RXS_ENCODING_HT)
rtap_len = sizeof(wl_radiotap_ht_t);
else if (rxsts->encoding == WL_RXS_ENCODING_VHT)
rtap_len = sizeof(wl_radiotap_vht_t);
else
rtap_len = sizeof(wl_radiotap_legacy_t);
} else {
rtap_len = sizeof(wl_radiotap_legacy_t);
}
len = rtap_len + (oskb->len - D11_PHY_HDR_LEN);
if (oskb->next) {
struct sk_buff *amsdu_p = oskb->next;
uint amsdu_len = 0;
while (amsdu_p) {
amsdu_len += amsdu_p->len;
amsdu_p = amsdu_p->next;
}
len += amsdu_len;
}
if ((skb = dev_alloc_skb(len)) == NULL) {
WL_ERROR(("in %s:%d [%s()] dev_alloc_skb() failure!", __FILE__, __LINE__, __FUNCTION__));
return;
}
skb_put(skb, len);
if (CHSPEC_IS2G(rxsts->chanspec)) {
channel_flags = IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN;
channel_frequency = wf_channel2mhz(wf_chspec_ctlchan(rxsts->chanspec),
WF_CHAN_FACTOR_2_4_G);
} else {
channel_flags = IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM;
channel_frequency = wf_channel2mhz(wf_chspec_ctlchan(rxsts->chanspec),
WF_CHAN_FACTOR_5_G);
}
mac_header = (struct dot11_header *)(oskb->data + D11_PHY_HDR_LEN);
fc = ltoh16(mac_header->fc);
flags = IEEE80211_RADIOTAP_F_FCS;
if (rxsts->preamble == WL_RXS_PREAMBLE_SHORT)
flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
if (fc & FC_WEP)
flags |= IEEE80211_RADIOTAP_F_WEP;
if (fc & FC_MOREFRAG)
flags |= IEEE80211_RADIOTAP_F_FRAG;
if (rxsts->pkterror & WL_RXS_CRC_ERROR)
flags |= IEEE80211_RADIOTAP_F_BADFCS;
if ((rxsts->phytype != WL_RXS_PHY_N) ||
((rxsts->encoding != WL_RXS_ENCODING_HT) &&
(rxsts->encoding != WL_RXS_ENCODING_VHT))) {
wl_radiotap_legacy_t *rtl = (wl_radiotap_legacy_t *)skb->data;
rtl->ieee_radiotap.it_version = 0;
rtl->ieee_radiotap.it_pad = 0;
rtl->ieee_radiotap.it_len = HTOL16(rtap_len);
rtl->ieee_radiotap.it_present = HTOL32(WL_RADIOTAP_PRESENT_LEGACY);
rtl->it_present_ext = HTOL32(WL_RADIOTAP_LEGACY_VHT);
rtl->tsft_l = htol32(rxsts->mactime);
rtl->tsft_h = 0;
rtl->flags = flags;
rtl->rate = rxsts->datarate;
rtl->channel_freq = HTOL16(channel_frequency);
rtl->channel_flags = HTOL16(channel_flags);
rtl->signal = (int8)rxsts->signal;
rtl->noise = (int8)rxsts->noise;
rtl->antenna = rxsts->antenna;
memcpy(rtl->vend_oui, brcm_oui, sizeof(brcm_oui));
rtl->vend_skip_len = WL_RADIOTAP_LEGACY_SKIP_LEN;
rtl->vend_sns = 0;
memset(&rtl->nonht_vht, 0, sizeof(rtl->nonht_vht));
rtl->nonht_vht.len = WL_RADIOTAP_NONHT_VHT_LEN;
if (((fc & FC_KIND_MASK) == FC_RTS) ||
((fc & FC_KIND_MASK) == FC_CTS)) {
rtl->nonht_vht.flags |= WL_RADIOTAP_F_NONHT_VHT_BW;
rtl->nonht_vht.bw = rxsts->bw_nonht;
rtl->vend_sns = WL_RADIOTAP_LEGACY_SNS;
}
if ((fc & FC_KIND_MASK) == FC_RTS) {
if (rxsts->vhtflags & WL_RXS_VHTF_DYN_BW_NONHT)
rtl->nonht_vht.flags
|= WL_RADIOTAP_F_NONHT_VHT_DYN_BW;
}
}
else if (rxsts->encoding == WL_RXS_ENCODING_VHT) {
wl_radiotap_vht_t *rtvht = (wl_radiotap_vht_t *)skb->data;
rtvht->ieee_radiotap.it_version = 0;
rtvht->ieee_radiotap.it_pad = 0;
rtvht->ieee_radiotap.it_len = HTOL16(rtap_len);
rtvht->ieee_radiotap.it_present =
HTOL32(WL_RADIOTAP_PRESENT_VHT);
rtvht->tsft_l = htol32(rxsts->mactime);
rtvht->tsft_h = 0;
rtvht->flags = flags;
rtvht->pad1 = 0;
rtvht->channel_freq = HTOL16(channel_frequency);
rtvht->channel_flags = HTOL16(channel_flags);
rtvht->signal = (int8)rxsts->signal;
rtvht->noise = (int8)rxsts->noise;
rtvht->antenna = rxsts->antenna;
rtvht->vht_known = (IEEE80211_RADIOTAP_VHT_HAVE_STBC |
IEEE80211_RADIOTAP_VHT_HAVE_TXOP_PS |
IEEE80211_RADIOTAP_VHT_HAVE_GI |
IEEE80211_RADIOTAP_VHT_HAVE_SGI_NSYM_DA |
IEEE80211_RADIOTAP_VHT_HAVE_LDPC_EXTRA |
IEEE80211_RADIOTAP_VHT_HAVE_BF |
IEEE80211_RADIOTAP_VHT_HAVE_BW |
IEEE80211_RADIOTAP_VHT_HAVE_GID |
IEEE80211_RADIOTAP_VHT_HAVE_PAID);
STATIC_ASSERT(WL_RXS_VHTF_STBC ==
IEEE80211_RADIOTAP_VHT_STBC);
STATIC_ASSERT(WL_RXS_VHTF_TXOP_PS ==
IEEE80211_RADIOTAP_VHT_TXOP_PS);
STATIC_ASSERT(WL_RXS_VHTF_SGI ==
IEEE80211_RADIOTAP_VHT_SGI);
STATIC_ASSERT(WL_RXS_VHTF_SGI_NSYM_DA ==
IEEE80211_RADIOTAP_VHT_SGI_NSYM_DA);
STATIC_ASSERT(WL_RXS_VHTF_LDPC_EXTRA ==
IEEE80211_RADIOTAP_VHT_LDPC_EXTRA);
STATIC_ASSERT(WL_RXS_VHTF_BF ==
IEEE80211_RADIOTAP_VHT_BF);
rtvht->vht_flags = HTOL16(rxsts->vhtflags);
STATIC_ASSERT(WL_RXS_VHT_BW_20 ==
IEEE80211_RADIOTAP_VHT_BW_20);
STATIC_ASSERT(WL_RXS_VHT_BW_40 ==
IEEE80211_RADIOTAP_VHT_BW_40);
STATIC_ASSERT(WL_RXS_VHT_BW_20L ==
IEEE80211_RADIOTAP_VHT_BW_20L);
STATIC_ASSERT(WL_RXS_VHT_BW_20U ==
IEEE80211_RADIOTAP_VHT_BW_20U);
STATIC_ASSERT(WL_RXS_VHT_BW_80 ==
IEEE80211_RADIOTAP_VHT_BW_80);
STATIC_ASSERT(WL_RXS_VHT_BW_40L ==
IEEE80211_RADIOTAP_VHT_BW_40L);
STATIC_ASSERT(WL_RXS_VHT_BW_40U ==
IEEE80211_RADIOTAP_VHT_BW_40U);
STATIC_ASSERT(WL_RXS_VHT_BW_20LL ==
IEEE80211_RADIOTAP_VHT_BW_20LL);
STATIC_ASSERT(WL_RXS_VHT_BW_20LU ==
IEEE80211_RADIOTAP_VHT_BW_20LU);
STATIC_ASSERT(WL_RXS_VHT_BW_20UL ==
IEEE80211_RADIOTAP_VHT_BW_20UL);
STATIC_ASSERT(WL_RXS_VHT_BW_20UU ==
IEEE80211_RADIOTAP_VHT_BW_20UU);
rtvht->vht_bw = rxsts->bw;
rtvht->vht_mcs_nss[0] = (rxsts->mcs << 4) |
(rxsts->nss & IEEE80211_RADIOTAP_VHT_NSS);
rtvht->vht_mcs_nss[1] = 0;
rtvht->vht_mcs_nss[2] = 0;
rtvht->vht_mcs_nss[3] = 0;
STATIC_ASSERT(WL_RXS_VHTF_CODING_LDCP ==
IEEE80211_RADIOTAP_VHT_CODING_LDPC);
rtvht->vht_coding = rxsts->coding;
rtvht->vht_group_id = rxsts->gid;
rtvht->vht_partial_aid = HTOL16(rxsts->aid);
rtvht->ampdu_flags = 0;
rtvht->ampdu_delim_crc = 0;
rtvht->ampdu_ref_num = rxsts->ampdu_counter;
if (!(rxsts->nfrmtype & WL_RXS_NFRM_AMPDU_FIRST) &&
!(rxsts->nfrmtype & WL_RXS_NFRM_AMPDU_SUB))
rtvht->ampdu_flags |= IEEE80211_RADIOTAP_AMPDU_IS_LAST;
if (rxsts->nfrmtype & WL_RXS_NFRM_AMPDU_NONE)
rtvht->ampdu_flags |= IEEE80211_RADIOTAP_AMPDU_MPDU_ONLY;
}
else if (rxsts->encoding == WL_RXS_ENCODING_HT) {
wl_radiotap_ht_t *rtht =
(wl_radiotap_ht_t *)skb->data;
rtht->ieee_radiotap.it_version = 0;
rtht->ieee_radiotap.it_pad = 0;
rtht->ieee_radiotap.it_len = HTOL16(rtap_len);
rtht->ieee_radiotap.it_present
= HTOL32(WL_RADIOTAP_PRESENT_HT);
rtht->pad1 = 0;
rtht->tsft_l = htol32(rxsts->mactime);
rtht->tsft_h = 0;
rtht->flags = flags;
rtht->channel_freq = HTOL16(channel_frequency);
rtht->channel_flags = HTOL16(channel_flags);
rtht->signal = (int8)rxsts->signal;
rtht->noise = (int8)rxsts->noise;
rtht->antenna = rxsts->antenna;
rtht->mcs_known = (IEEE80211_RADIOTAP_MCS_HAVE_BW |
IEEE80211_RADIOTAP_MCS_HAVE_MCS |
IEEE80211_RADIOTAP_MCS_HAVE_GI |
IEEE80211_RADIOTAP_MCS_HAVE_FEC |
IEEE80211_RADIOTAP_MCS_HAVE_FMT);
rtht->mcs_flags = 0;
switch (rxsts->htflags & WL_RXS_HTF_BW_MASK) {
case WL_RXS_HTF_20L:
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_BW_20L;
break;
case WL_RXS_HTF_20U:
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_BW_20U;
break;
case WL_RXS_HTF_40:
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_BW_40;
break;
default:
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_BW_20;
}
if (rxsts->htflags & WL_RXS_HTF_SGI) {
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_SGI;
}
if (rxsts->preamble & WL_RXS_PREAMBLE_HT_GF) {
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_FMT_GF;
}
if (rxsts->htflags & WL_RXS_HTF_LDPC) {
rtht->mcs_flags |= IEEE80211_RADIOTAP_MCS_FEC_LDPC;
}
rtht->mcs_index = rxsts->mcs;
}
pdata = skb->data + rtap_len;
bcopy(oskb->data + D11_PHY_HDR_LEN, pdata, oskb->len - D11_PHY_HDR_LEN);
if (oskb->next) {
struct sk_buff *amsdu_p = oskb->next;
amsdu_p = oskb->next;
pdata += (oskb->len - D11_PHY_HDR_LEN);
while (amsdu_p) {
bcopy(amsdu_p->data, pdata, amsdu_p->len);
pdata += amsdu_p->len;
amsdu_p = amsdu_p->next;
}
}
}
if (skb == NULL) return;
skb->dev = wl->monitor_dev;
skb->dev->last_rx = jiffies;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22)
skb_reset_mac_header(skb);
#else
skb->mac.raw = skb->data;
#endif
skb->ip_summed = CHECKSUM_NONE;
skb->pkt_type = PACKET_OTHERHOST;
skb->protocol = htons(ETH_P_80211_RAW);
netif_rx(skb);
}
static int
wl_monitor_start(struct sk_buff *skb, struct net_device *dev)
{
wl_info_t *wl;
wl = WL_DEV_IF(dev)->wl;
PKTFREE(wl->osh, skb, FALSE);
return 0;
}
static void
_wl_add_monitor_if(wl_task_t *task)
{
struct net_device *dev;
wl_if_t *wlif = (wl_if_t *) task->context;
wl_info_t *wl = wlif->wl;
WL_TRACE(("wl%d: %s\n", wl->pub->unit, __FUNCTION__));
ASSERT(wl);
ASSERT(!wl->monitor_dev);
if ((dev = wl_alloc_linux_if(wlif)) == NULL) {
WL_ERROR(("wl%d: %s: wl_alloc_linux_if failed\n", wl->pub->unit, __FUNCTION__));
goto done;
}
ASSERT(strlen(wlif->name) > 0);
strncpy(wlif->dev->name, wlif->name, strlen(wlif->name));
wl->monitor_dev = dev;
if (wl->monitor_type == 1)
dev->type = ARPHRD_IEEE80211_PRISM;
else
dev->type = ARPHRD_IEEE80211_RADIOTAP;
bcopy(wl->dev->dev_addr, dev->dev_addr, ETHER_ADDR_LEN);
#if defined(WL_USE_NETDEV_OPS)
dev->netdev_ops = &wl_netdev_monitor_ops;
#else
dev->hard_start_xmit = wl_monitor_start;
dev->do_ioctl = wl_ioctl;
dev->get_stats = wl_get_stats;
#endif
if (register_netdev(dev)) {
WL_ERROR(("wl%d: %s, register_netdev failed for %s\n",
wl->pub->unit, __FUNCTION__, wl->monitor_dev->name));
wl->monitor_dev = NULL;
goto done;
}
wlif->dev_registed = TRUE;
done:
MFREE(wl->osh, task, sizeof(wl_task_t));
atomic_dec(&wl->callbacks);
}
static void
_wl_del_monitor(wl_task_t *task)
{
wl_info_t *wl = (wl_info_t *) task->context;
ASSERT(wl);
ASSERT(wl->monitor_dev);
WL_TRACE(("wl%d: _wl_del_monitor\n", wl->pub->unit));
wl_free_if(wl, WL_DEV_IF(wl->monitor_dev));
wl->monitor_dev = NULL;
MFREE(wl->osh, task, sizeof(wl_task_t));
atomic_dec(&wl->callbacks);
}
void
wl_set_monitor(wl_info_t *wl, int val) /* public => is called by wlc_hybrid.o_shipped */
{
const char *devname;
wl_if_t *wlif;
WL_TRACE(("wl%d: wl_set_monitor: val %d\n", wl->pub->unit, val));
if ((val && wl->monitor_dev) || (!val && !wl->monitor_dev)) {
WL_ERROR(("%s: Mismatched params, return\n", __FUNCTION__));
return;
}
if (!val) {
(void) wl_schedule_task(wl, _wl_del_monitor, wl);
return;
}
if (val >= 1 && val <= 3) {
wl->monitor_type = val;
} else {
WL_ERROR(("monitor type %d not supported\n", val));
ASSERT(0);
}
wlif = wl_alloc_if(wl, WL_IFTYPE_MON, wl->pub->unit, NULL);
if (!wlif) {
WL_ERROR(("wl%d: %s: alloc wlif failed\n", wl->pub->unit, __FUNCTION__));
return;
}
if (wl->monitor_type == 1)
devname = "prism";
else
devname = "radiotap";
sprintf(wlif->name, "%s%d", devname, wl->pub->unit);
if (wl_schedule_task(wl, _wl_add_monitor_if, wlif)) {
MFREE(wl->osh, wlif, sizeof(wl_if_t));
return;
}
}
#if LINUX_VERSION_CODE == KERNEL_VERSION(2, 6, 15)
const char *
print_tainted()
{
return "";
}
#endif
struct net_device *
wl_netdev_get(wl_info_t *wl)
{
return wl->dev;
}
int
wl_set_pktlen(osl_t *osh, void *p, int len)
{
PKTSETLEN(osh, p, len);
return len;
}
void *
wl_get_pktbuffer(osl_t *osh, int len)
{
return (PKTGET(osh, len, FALSE));
}
uint
wl_buf_to_pktcopy(osl_t *osh, void *p, uchar *buf, int len, uint offset)
{
if (PKTLEN(osh, p) < len + offset)
return 0;
bcopy(buf, (char *)PKTDATA(osh, p) + offset, len);
return len;
}
#if defined(WL_CONFIG_RFKILL)
static int
wl_set_radio_block(void *data, bool blocked)
{
wl_info_t *wl = data;
uint32 radioval;
WL_TRACE(("%s: kernel set blocked = %d\n", __FUNCTION__, blocked));
radioval = WL_RADIO_SW_DISABLE << 16 | blocked;
WL_LOCK(wl);
if (wlc_set(wl->wlc, WLC_SET_RADIO, radioval) < 0) {
WL_ERROR(("%s: SET_RADIO failed\n", __FUNCTION__));
return 1;
}
WL_UNLOCK(wl);
return 0;
}
static const struct rfkill_ops bcmwl_rfkill_ops = {
.set_block = wl_set_radio_block
};
static int
wl_init_rfkill(wl_info_t *wl)
{
int status;
snprintf(wl->wl_rfkill.rfkill_name, sizeof(wl->wl_rfkill.rfkill_name),
"brcmwl-%d", wl->pub->unit);
wl->wl_rfkill.rfkill = rfkill_alloc(wl->wl_rfkill.rfkill_name, &wl->dev->dev,
RFKILL_TYPE_WLAN, &bcmwl_rfkill_ops, wl);
if (!wl->wl_rfkill.rfkill) {
WL_ERROR(("%s: RFKILL: Failed to allocate rfkill\n", __FUNCTION__));
return -ENOMEM;
}
if (wlc_get(wl->wlc, WLC_GET_RADIO, &status) < 0) {
WL_ERROR(("%s: WLC_GET_RADIO failed\n", __FUNCTION__));
return 1;
}
rfkill_init_sw_state(wl->wl_rfkill.rfkill, status);
if (rfkill_register(wl->wl_rfkill.rfkill)) {
WL_ERROR(("%s: rfkill_register failed! \n", __FUNCTION__));
rfkill_destroy(wl->wl_rfkill.rfkill);
return 2;
}
WL_ERROR(("%s: rfkill registered\n", __FUNCTION__));
wl->wl_rfkill.registered = TRUE;
return 0;
}
static void
wl_uninit_rfkill(wl_info_t *wl)
{
if (wl->wl_rfkill.registered) {
rfkill_unregister(wl->wl_rfkill.rfkill);
rfkill_destroy(wl->wl_rfkill.rfkill);
wl->wl_rfkill.registered = FALSE;
wl->wl_rfkill.rfkill = NULL;
}
}
static void
wl_report_radio_state(wl_info_t *wl)
{
WL_TRACE(("%s: report radio state %d\n", __FUNCTION__, wl->last_phyind));
rfkill_set_hw_state(wl->wl_rfkill.rfkill, wl->last_phyind != 0);
}
#endif
static int
wl_linux_watchdog(void *ctx)
{
wl_info_t *wl = (wl_info_t *) ctx;
struct net_device_stats *stats = NULL;
uint id;
wl_if_t *wlif;
wlc_if_stats_t wlcif_stats;
#ifdef USE_IW
struct iw_statistics *wstats = NULL;
int phy_noise;
#endif
if (wl == NULL)
return -1;
if (wl->if_list) {
for (wlif = wl->if_list; wlif != NULL; wlif = wlif->next) {
memset(&wlcif_stats, 0, sizeof(wlc_if_stats_t));
wlc_wlcif_stats_get(wl->wlc, wlif->wlcif, &wlcif_stats);
if (wl->pub->up) {
ASSERT(wlif->stats_id < 2);
id = 1 - wlif->stats_id;
stats = &wlif->stats_watchdog[id];
if (stats) {
stats->rx_packets = WLCNTVAL(wlcif_stats.rxframe);
stats->tx_packets = WLCNTVAL(wlcif_stats.txframe);
stats->rx_bytes = WLCNTVAL(wlcif_stats.rxbyte);
stats->tx_bytes = WLCNTVAL(wlcif_stats.txbyte);
stats->rx_errors = WLCNTVAL(wlcif_stats.rxerror);
stats->tx_errors = WLCNTVAL(wlcif_stats.txerror);
stats->collisions = 0;
stats->rx_length_errors = 0;
stats->rx_over_errors = WLCNTVAL(wl->pub->_cnt->rxoflo);
stats->rx_crc_errors = WLCNTVAL(wl->pub->_cnt->rxcrc);
stats->rx_frame_errors = 0;
stats->rx_fifo_errors = WLCNTVAL(wl->pub->_cnt->rxoflo);
stats->rx_missed_errors = 0;
stats->tx_fifo_errors = 0;
}
#ifdef USE_IW
wstats = &wlif->wstats_watchdog[id];
if (wstats) {
#if WIRELESS_EXT > 11
wstats->discard.nwid = 0;
wstats->discard.code = WLCNTVAL(wl->pub->_cnt->rxundec);
wstats->discard.fragment = WLCNTVAL(wlcif_stats.rxfragerr);
wstats->discard.retries = WLCNTVAL(wlcif_stats.txfail);
wstats->discard.misc = WLCNTVAL(wl->pub->_cnt->rxrunt) +
WLCNTVAL(wl->pub->_cnt->rxgiant);
wstats->miss.beacon = 0;
#endif
}
#endif
wlif->stats_id = id;
}
#ifdef USE_IW
if (!wlc_get(wl->wlc, WLC_GET_PHY_NOISE, &phy_noise))
wlif->phy_noise = phy_noise;
#endif
}
}
return 0;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
static int
wl_proc_read(char *buffer, char **start, off_t offset, int length, int *eof, void *data)
{
wl_info_t * wl = (wl_info_t *)data;
#else
static ssize_t
wl_proc_read(struct file *filp, char __user *buffer, size_t length, loff_t *offp)
{
wl_info_t * wl = PDE_DATA(file_inode(filp));
#endif
int bcmerror, len;
int to_user = 0;
char tmp[8];
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
if (offset > 0) {
*eof = 1;
return 0;
}
#else
if (*offp > 0) { /* for example, stop: cat /proc/brcm_monitor0 */
return 0; /* 0 <=> EOF */
}
#endif
WL_LOCK(wl);
bcmerror = wlc_ioctl(wl->wlc, WLC_GET_MONITOR, &to_user, sizeof(int), NULL);
WL_UNLOCK(wl);
if (bcmerror != BCME_OK) {
WL_ERROR(("%s: GET_MONITOR failed with %d\n", __FUNCTION__, bcmerror));
return -EIO;
}
len = snprintf(tmp, ARRAY_SIZE(tmp), "%d\n", to_user);
tmp[ARRAY_SIZE(tmp) - 1] = '\0';
if (len >= ARRAY_SIZE(tmp)) {
printk(KERN_ERR "%s:%d [%s()] output would be truncated (ret=%d)!", __FILE__, __LINE__, __FUNCTION__, len);
return -ERANGE;
}
else if (len < 0) {
printk(KERN_ERR "%s:%d [%s()] unable to convert value (ret=%d)!", __FILE__, __LINE__, __FUNCTION__, len);
return len;
}
if (length < len) {
printk(KERN_ERR "%s:%d [%s()] user buffer is too small (at least=%d ; user=%d)!", __FILE__, __LINE__, __FUNCTION__, len, (int)length);
return -EMSGSIZE;
}
if (copy_to_user(buffer, tmp, len) != 0) {
printk(KERN_ERR "%s:%d [%s()] unable to copy data!", __FILE__, __LINE__, __FUNCTION__);
return -EFAULT;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0)
*offp += len;
#endif
return len;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
static int
wl_proc_write(struct file *filp, const char *buff, unsigned long length, void *data)
{
wl_info_t * wl = (wl_info_t *)data;
#else
static ssize_t
wl_proc_write(struct file *filp, const char __user *buff, size_t length, loff_t *offp)
{
wl_info_t * wl = PDE_DATA(file_inode(filp));
#endif
int from_user = 0;
int bcmerror;
if (length == 0 || length > 2) {
WL_ERROR(("%s: Invalid data length\n", __FUNCTION__));
return -EIO;
}
if (copy_from_user(&from_user, buff, 1)) {
WL_ERROR(("%s: copy from user failed\n", __FUNCTION__));
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
return -EIO;
#else
return -EFAULT;
#endif
}
if (from_user >= 0x30)
from_user -= 0x30;
WL_LOCK(wl);
bcmerror = wlc_ioctl(wl->wlc, WLC_SET_MONITOR, &from_user, sizeof(int), NULL);
WL_UNLOCK(wl);
if (bcmerror != BCME_OK) {
WL_ERROR(("%s: SET_MONITOR failed with %d\n", __FUNCTION__, bcmerror));
return -EIO;
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0)) && 0 /* no need to update offset because this file should only trigger action... */
*offp += length;
#endif
return length;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0)
static const struct file_operations wl_fops = {
.owner = THIS_MODULE,
.read = wl_proc_read,
.write = wl_proc_write,
};
#endif
static int
wl_reg_proc_entry(wl_info_t *wl)
{
char tmp[32];
sprintf(tmp, "%s%d", HYBRID_PROC, wl->pub->unit);
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
if ((wl->proc_entry = create_proc_entry(tmp, 0644, NULL)) == NULL) {
WL_ERROR(("%s: create_proc_entry %s failed\n", __FUNCTION__, tmp));
#else
if ((wl->proc_entry = proc_create_data(tmp, 0644, NULL, &wl_fops, wl)) == NULL) {
WL_ERROR(("%s: proc_create_data %s failed\n", __FUNCTION__, tmp));
#endif
ASSERT(0);
return -1;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 10, 0)
wl->proc_entry->read_proc = wl_proc_read;
wl->proc_entry->write_proc = wl_proc_write;
wl->proc_entry->data = wl;
#endif
return 0;
}
uint32 wl_pcie_bar1(struct wl_info *wl, uchar** addr)
{
*addr = wl->bar1_addr;
return (wl->bar1_size);
}
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