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path: root/drivers/staging/wilc1000/linux_wlan.c
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Diffstat (limited to 'drivers/staging/wilc1000/linux_wlan.c')
-rw-r--r--drivers/staging/wilc1000/linux_wlan.c378
1 files changed, 140 insertions, 238 deletions
diff --git a/drivers/staging/wilc1000/linux_wlan.c b/drivers/staging/wilc1000/linux_wlan.c
index 38a83bd31671..02e6b1338440 100644
--- a/drivers/staging/wilc1000/linux_wlan.c
+++ b/drivers/staging/wilc1000/linux_wlan.c
@@ -1,60 +1,15 @@
// SPDX-License-Identifier: GPL-2.0
-#include "wilc_wfi_cfgoperations.h"
-#include "wilc_wlan_if.h"
-#include "wilc_wlan.h"
-
-#include <linux/slab.h>
-#include <linux/sched.h>
-#include <linux/delay.h>
-#include <linux/workqueue.h>
-#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/gpio.h>
-
#include <linux/kthread.h>
#include <linux/firmware.h>
-
-#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/inetdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/skbuff.h>
-#include <linux/mutex.h>
-#include <linux/completion.h>
-
-static int dev_state_ev_handler(struct notifier_block *this,
- unsigned long event, void *ptr);
-
-static struct notifier_block g_dev_notifier = {
- .notifier_call = dev_state_ev_handler
-};
-static int wlan_deinit_locks(struct net_device *dev);
-static void wlan_deinitialize_threads(struct net_device *dev);
-
-static void linux_wlan_tx_complete(void *priv, int status);
-static int mac_init_fn(struct net_device *ndev);
-static struct net_device_stats *mac_stats(struct net_device *dev);
-static int mac_ioctl(struct net_device *ndev, struct ifreq *req, int cmd);
-static int wilc_mac_open(struct net_device *ndev);
-static int wilc_mac_close(struct net_device *ndev);
-static void wilc_set_multicast_list(struct net_device *dev);
+#include "wilc_wfi_cfgoperations.h"
bool wilc_enable_ps = true;
-static const struct net_device_ops wilc_netdev_ops = {
- .ndo_init = mac_init_fn,
- .ndo_open = wilc_mac_open,
- .ndo_stop = wilc_mac_close,
- .ndo_start_xmit = wilc_mac_xmit,
- .ndo_do_ioctl = mac_ioctl,
- .ndo_get_stats = mac_stats,
- .ndo_set_rx_mode = wilc_set_multicast_list,
-
-};
-
static int dev_state_ev_handler(struct notifier_block *this,
unsigned long event, void *ptr)
{
@@ -221,19 +176,16 @@ static void deinit_irq(struct net_device *dev)
}
}
-void wilc_mac_indicate(struct wilc *wilc, int flag)
+void wilc_mac_indicate(struct wilc *wilc)
{
int status;
- if (flag == WILC_MAC_INDICATE_STATUS) {
- wilc_wlan_cfg_get_val(WID_STATUS,
- (unsigned char *)&status, 4);
- if (wilc->mac_status == WILC_MAC_STATUS_INIT) {
- wilc->mac_status = status;
- complete(&wilc->sync_event);
- } else {
- wilc->mac_status = status;
- }
+ wilc_wlan_cfg_get_val(WID_STATUS, (unsigned char *)&status, 4);
+ if (wilc->mac_status == MAC_STATUS_INIT) {
+ wilc->mac_status = status;
+ complete(&wilc->sync_event);
+ } else {
+ wilc->mac_status = status;
}
}
@@ -317,7 +269,7 @@ static int linux_wlan_txq_task(void *vp)
return 0;
}
-int wilc_wlan_get_firmware(struct net_device *dev)
+static int wilc_wlan_get_firmware(struct net_device *dev)
{
struct wilc_vif *vif;
struct wilc *wilc;
@@ -338,16 +290,16 @@ int wilc_wlan_get_firmware(struct net_device *dev)
netdev_info(dev, "loading firmware %s\n", firmware);
if (!(&vif->ndev->dev))
- goto _fail_;
+ goto fail;
if (request_firmware(&wilc_firmware, firmware, wilc->dev) != 0) {
netdev_err(dev, "%s - firmware not available\n", firmware);
ret = -1;
- goto _fail_;
+ goto fail;
}
wilc->firmware = wilc_firmware;
-_fail_:
+fail:
return ret;
}
@@ -416,197 +368,230 @@ static int linux_wlan_init_test_config(struct net_device *dev,
*(int *)c_val = 1;
if (!wilc_wlan_cfg_set(vif, 1, WID_SET_DRV_HANDLER, c_val, 4, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 0;
if (!wilc_wlan_cfg_set(vif, 0, WID_PC_TEST_MODE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = INFRASTRUCTURE;
if (!wilc_wlan_cfg_set(vif, 0, WID_BSS_TYPE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = RATE_AUTO;
if (!wilc_wlan_cfg_set(vif, 0, WID_CURRENT_TX_RATE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = G_MIXED_11B_2_MODE;
if (!wilc_wlan_cfg_set(vif, 0, WID_11G_OPERATING_MODE, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_CURRENT_CHANNEL, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = G_SHORT_PREAMBLE;
if (!wilc_wlan_cfg_set(vif, 0, WID_PREAMBLE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = AUTO_PROT;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_PROT_MECH, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = ACTIVE_SCAN;
if (!wilc_wlan_cfg_set(vif, 0, WID_SCAN_TYPE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = SITE_SURVEY_OFF;
if (!wilc_wlan_cfg_set(vif, 0, WID_SITE_SURVEY, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
*((int *)c_val) = 0xffff;
if (!wilc_wlan_cfg_set(vif, 0, WID_RTS_THRESHOLD, c_val, 2, 0, 0))
- goto _fail_;
+ goto fail;
*((int *)c_val) = 2346;
if (!wilc_wlan_cfg_set(vif, 0, WID_FRAG_THRESHOLD, c_val, 2, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 0;
if (!wilc_wlan_cfg_set(vif, 0, WID_BCAST_SSID, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_QOS_ENABLE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = NO_POWERSAVE;
if (!wilc_wlan_cfg_set(vif, 0, WID_POWER_MANAGEMENT, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = NO_SECURITY; /* NO_ENCRYPT, 0x79 */
if (!wilc_wlan_cfg_set(vif, 0, WID_11I_MODE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = OPEN_SYSTEM;
if (!wilc_wlan_cfg_set(vif, 0, WID_AUTH_TYPE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
strcpy(c_val, "123456790abcdef1234567890");
if (!wilc_wlan_cfg_set(vif, 0, WID_WEP_KEY_VALUE, c_val,
(strlen(c_val) + 1), 0, 0))
- goto _fail_;
+ goto fail;
strcpy(c_val, "12345678");
if (!wilc_wlan_cfg_set(vif, 0, WID_11I_PSK, c_val, (strlen(c_val)), 0,
0))
- goto _fail_;
+ goto fail;
strcpy(c_val, "password");
if (!wilc_wlan_cfg_set(vif, 0, WID_1X_KEY, c_val, (strlen(c_val) + 1),
0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 192;
c_val[1] = 168;
c_val[2] = 1;
c_val[3] = 112;
if (!wilc_wlan_cfg_set(vif, 0, WID_1X_SERV_ADDR, c_val, 4, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 3;
if (!wilc_wlan_cfg_set(vif, 0, WID_LISTEN_INTERVAL, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 3;
if (!wilc_wlan_cfg_set(vif, 0, WID_DTIM_PERIOD, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = NORMAL_ACK;
if (!wilc_wlan_cfg_set(vif, 0, WID_ACK_POLICY, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 0;
if (!wilc_wlan_cfg_set(vif, 0, WID_USER_CONTROL_ON_TX_POWER, c_val, 1,
0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 48;
if (!wilc_wlan_cfg_set(vif, 0, WID_TX_POWER_LEVEL_11A, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = 28;
if (!wilc_wlan_cfg_set(vif, 0, WID_TX_POWER_LEVEL_11B, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
*((int *)c_val) = 100;
if (!wilc_wlan_cfg_set(vif, 0, WID_BEACON_INTERVAL, c_val, 2, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = REKEY_DISABLE;
if (!wilc_wlan_cfg_set(vif, 0, WID_REKEY_POLICY, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
*((int *)c_val) = 84600;
if (!wilc_wlan_cfg_set(vif, 0, WID_REKEY_PERIOD, c_val, 4, 0, 0))
- goto _fail_;
+ goto fail;
*((int *)c_val) = 500;
if (!wilc_wlan_cfg_set(vif, 0, WID_REKEY_PACKET_COUNT, c_val, 4, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_SHORT_SLOT_ALLOWED, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = G_SELF_CTS_PROT;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_ERP_PROT_TYPE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_ENABLE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = HT_MIXED_MODE;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_OPERATING_MODE, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_TXOP_PROT_DISABLE, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = DETECT_PROTECT_REPORT;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_OBSS_NONHT_DETECTION, c_val, 1,
0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = RTS_CTS_NONHT_PROT;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_HT_PROT_TYPE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 0;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_RIFS_PROT_ENABLE, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = MIMO_MODE;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_SMPS_MODE, c_val, 1, 0, 0))
- goto _fail_;
+ goto fail;
c_val[0] = 7;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_CURRENT_TX_MCS, c_val, 1, 0,
0))
- goto _fail_;
+ goto fail;
c_val[0] = 1;
if (!wilc_wlan_cfg_set(vif, 0, WID_11N_IMMEDIATE_BA_ENABLED, c_val, 1,
1, 1))
- goto _fail_;
+ goto fail;
return 0;
-_fail_:
+fail:
return -1;
}
-void wilc1000_wlan_deinit(struct net_device *dev)
+static int wlan_deinit_locks(struct net_device *dev)
+{
+ struct wilc_vif *vif;
+ struct wilc *wilc;
+
+ vif = netdev_priv(dev);
+ wilc = vif->wilc;
+
+ mutex_destroy(&wilc->hif_cs);
+ mutex_destroy(&wilc->rxq_cs);
+ mutex_destroy(&wilc->txq_add_to_head_cs);
+
+ return 0;
+}
+
+static void wlan_deinitialize_threads(struct net_device *dev)
+{
+ struct wilc_vif *vif;
+ struct wilc *wl;
+
+ vif = netdev_priv(dev);
+ wl = vif->wilc;
+
+ wl->close = 1;
+
+ complete(&wl->txq_event);
+
+ if (wl->txq_thread) {
+ kthread_stop(wl->txq_thread);
+ wl->txq_thread = NULL;
+ }
+}
+
+static void wilc_wlan_deinitialize(struct net_device *dev)
{
struct wilc_vif *vif;
struct wilc *wl;
@@ -668,21 +653,6 @@ static int wlan_init_locks(struct net_device *dev)
return 0;
}
-static int wlan_deinit_locks(struct net_device *dev)
-{
- struct wilc_vif *vif;
- struct wilc *wilc;
-
- vif = netdev_priv(dev);
- wilc = vif->wilc;
-
- mutex_destroy(&wilc->hif_cs);
- mutex_destroy(&wilc->rxq_cs);
- mutex_destroy(&wilc->txq_add_to_head_cs);
-
- return 0;
-}
-
static int wlan_initialize_threads(struct net_device *dev)
{
struct wilc_vif *vif;
@@ -703,31 +673,13 @@ static int wlan_initialize_threads(struct net_device *dev)
return 0;
}
-static void wlan_deinitialize_threads(struct net_device *dev)
-{
- struct wilc_vif *vif;
- struct wilc *wl;
-
- vif = netdev_priv(dev);
- wl = vif->wilc;
-
- wl->close = 1;
-
- complete(&wl->txq_event);
-
- if (wl->txq_thread) {
- kthread_stop(wl->txq_thread);
- wl->txq_thread = NULL;
- }
-}
-
-int wilc1000_wlan_init(struct net_device *dev, struct wilc_vif *vif)
+static int wilc_wlan_initialize(struct net_device *dev, struct wilc_vif *vif)
{
int ret = 0;
struct wilc *wl = vif->wilc;
if (!wl->initialized) {
- wl->mac_status = WILC_MAC_STATUS_INIT;
+ wl->mac_status = MAC_STATUS_INIT;
wl->close = 0;
wlan_init_locks(dev);
@@ -735,42 +687,42 @@ int wilc1000_wlan_init(struct net_device *dev, struct wilc_vif *vif)
ret = wilc_wlan_init(dev);
if (ret < 0) {
ret = -EIO;
- goto _fail_locks_;
+ goto fail_locks;
}
if (wl->gpio >= 0 && init_irq(dev)) {
ret = -EIO;
- goto _fail_locks_;
+ goto fail_locks;
}
ret = wlan_initialize_threads(dev);
if (ret < 0) {
ret = -EIO;
- goto _fail_wilc_wlan_;
+ goto fail_wilc_wlan;
}
if (!wl->dev_irq_num &&
wl->hif_func->enable_interrupt &&
wl->hif_func->enable_interrupt(wl)) {
ret = -EIO;
- goto _fail_irq_init_;
+ goto fail_irq_init;
}
if (wilc_wlan_get_firmware(dev)) {
ret = -EIO;
- goto _fail_irq_enable_;
+ goto fail_irq_enable;
}
ret = wilc1000_firmware_download(dev);
if (ret < 0) {
ret = -EIO;
- goto _fail_irq_enable_;
+ goto fail_irq_enable;
}
ret = linux_wlan_start_firmware(dev);
if (ret < 0) {
ret = -EIO;
- goto _fail_irq_enable_;
+ goto fail_irq_enable;
}
if (wilc_wlan_cfg_get(vif, 1, WID_FIRMWARE_VERSION, 1, 0)) {
@@ -788,27 +740,27 @@ int wilc1000_wlan_init(struct net_device *dev, struct wilc_vif *vif)
if (ret < 0) {
netdev_err(dev, "Failed to configure firmware\n");
ret = -EIO;
- goto _fail_fw_start_;
+ goto fail_fw_start;
}
wl->initialized = true;
return 0;
-_fail_fw_start_:
+fail_fw_start:
wilc_wlan_stop(wl);
-_fail_irq_enable_:
+fail_irq_enable:
if (!wl->dev_irq_num &&
wl->hif_func->disable_interrupt)
wl->hif_func->disable_interrupt(wl);
-_fail_irq_init_:
+fail_irq_init:
if (wl->dev_irq_num)
deinit_irq(dev);
wlan_deinitialize_threads(dev);
-_fail_wilc_wlan_:
+fail_wilc_wlan:
wilc_wlan_cleanup(dev);
-_fail_locks_:
+fail_locks:
wlan_deinit_locks(dev);
netdev_err(dev, "WLAN initialization FAILED\n");
} else {
@@ -848,7 +800,7 @@ static int wilc_mac_open(struct net_device *ndev)
if (ret < 0)
return ret;
- ret = wilc1000_wlan_init(ndev, vif);
+ ret = wilc_wlan_initialize(ndev, vif);
if (ret < 0) {
wilc_deinit_host_int(ndev);
return ret;
@@ -871,7 +823,7 @@ static int wilc_mac_open(struct net_device *ndev)
if (!is_valid_ether_addr(ndev->dev_addr)) {
netdev_err(ndev, "Wrong MAC address\n");
wilc_deinit_host_int(ndev);
- wilc1000_wlan_deinit(ndev);
+ wilc_wlan_deinitialize(ndev);
return -EINVAL;
}
@@ -941,7 +893,7 @@ static void linux_wlan_tx_complete(void *priv, int status)
kfree(pv_data);
}
-int wilc_mac_xmit(struct sk_buff *skb, struct net_device *ndev)
+netdev_tx_t wilc_mac_xmit(struct sk_buff *skb, struct net_device *ndev)
{
struct wilc_vif *vif;
struct tx_complete_data *tx_data = NULL;
@@ -1040,8 +992,8 @@ static int wilc_mac_close(struct net_device *ndev)
if (wl->open_ifcs == 0) {
netdev_dbg(ndev, "Deinitializing wilc1000\n");
wl->close = 1;
- wilc1000_wlan_deinit(ndev);
- WILC_WFI_deinit_mon_interface();
+ wilc_wlan_deinitialize(ndev);
+ wilc_wfi_deinit_mon_interface();
}
vif->mac_opened = 0;
@@ -1049,67 +1001,6 @@ static int wilc_mac_close(struct net_device *ndev)
return 0;
}
-static int mac_ioctl(struct net_device *ndev, struct ifreq *req, int cmd)
-{
- u8 *buff = NULL;
- s8 rssi;
- u32 size = 0;
- struct wilc_vif *vif;
- s32 ret = 0;
- struct wilc *wilc;
-
- vif = netdev_priv(ndev);
- wilc = vif->wilc;
-
- if (!wilc->initialized)
- return 0;
-
- switch (cmd) {
- case SIOCSIWPRIV:
- {
- struct iwreq *wrq = (struct iwreq *)req;
-
- size = wrq->u.data.length;
-
- if (size && wrq->u.data.pointer) {
- buff = memdup_user(wrq->u.data.pointer,
- wrq->u.data.length);
- if (IS_ERR(buff))
- return PTR_ERR(buff);
-
- if (strncasecmp(buff, "RSSI", size) == 0) {
- ret = wilc_get_rssi(vif, &rssi);
- netdev_info(ndev, "RSSI :%d\n", rssi);
-
- rssi += 5;
-
- snprintf(buff, size, "rssi %d", rssi);
-
- if (copy_to_user(wrq->u.data.pointer, buff, size)) {
- netdev_err(ndev, "failed to copy\n");
- ret = -EFAULT;
- goto done;
- }
- }
- }
- }
- break;
-
- default:
- {
- netdev_info(ndev, "Command - %d - has been received\n", cmd);
- ret = -EOPNOTSUPP;
- goto done;
- }
- }
-
-done:
-
- kfree(buff);
-
- return ret;
-}
-
void wilc_frmw_to_linux(struct wilc *wilc, u8 *buff, u32 size, u32 pkt_offset)
{
unsigned int frame_len = 0;
@@ -1158,7 +1049,7 @@ void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size)
for (i = 0; i < wilc->vif_num; i++) {
vif = netdev_priv(wilc->vif[i]->ndev);
if (vif->monitor_flag) {
- WILC_WFI_monitor_rx(buff, size);
+ wilc_wfi_monitor_rx(buff, size);
return;
}
}
@@ -1166,9 +1057,13 @@ void wilc_wfi_mgmt_rx(struct wilc *wilc, u8 *buff, u32 size)
vif = netdev_priv(wilc->vif[1]->ndev);
if ((buff[0] == vif->frame_reg[0].type && vif->frame_reg[0].reg) ||
(buff[0] == vif->frame_reg[1].type && vif->frame_reg[1].reg))
- WILC_WFI_p2p_rx(wilc->vif[1]->ndev, buff, size);
+ wilc_wfi_p2p_rx(wilc->vif[1]->ndev, buff, size);
}
+static struct notifier_block g_dev_notifier = {
+ .notifier_call = dev_state_ev_handler
+};
+
void wilc_netdev_cleanup(struct wilc *wilc)
{
int i;
@@ -1198,6 +1093,15 @@ void wilc_netdev_cleanup(struct wilc *wilc)
}
EXPORT_SYMBOL_GPL(wilc_netdev_cleanup);
+static const struct net_device_ops wilc_netdev_ops = {
+ .ndo_init = mac_init_fn,
+ .ndo_open = wilc_mac_open,
+ .ndo_stop = wilc_mac_close,
+ .ndo_start_xmit = wilc_mac_xmit,
+ .ndo_get_stats = mac_stats,
+ .ndo_set_rx_mode = wilc_set_multicast_list,
+};
+
int wilc_netdev_init(struct wilc **wilc, struct device *dev, int io_type,
int gpio, const struct wilc_hif_func *ops)
{
@@ -1218,6 +1122,8 @@ int wilc_netdev_init(struct wilc **wilc, struct device *dev, int io_type,
register_inetaddr_notifier(&g_dev_notifier);
for (i = 0; i < NUM_CONCURRENT_IFC; i++) {
+ struct wireless_dev *wdev;
+
ndev = alloc_etherdev(sizeof(struct wilc_vif));
if (!ndev)
return -ENOMEM;
@@ -1240,28 +1146,24 @@ int wilc_netdev_init(struct wilc **wilc, struct device *dev, int io_type,
ndev->netdev_ops = &wilc_netdev_ops;
- {
- struct wireless_dev *wdev;
+ wdev = wilc_create_wiphy(ndev, dev);
- wdev = wilc_create_wiphy(ndev, dev);
+ if (dev)
+ SET_NETDEV_DEV(ndev, dev);
- if (dev)
- SET_NETDEV_DEV(ndev, dev);
-
- if (!wdev) {
- netdev_err(ndev, "Can't register WILC Wiphy\n");
- return -1;
- }
-
- vif->ndev->ieee80211_ptr = wdev;
- vif->ndev->ml_priv = vif;
- wdev->netdev = vif->ndev;
- vif->netstats.rx_packets = 0;
- vif->netstats.tx_packets = 0;
- vif->netstats.rx_bytes = 0;
- vif->netstats.tx_bytes = 0;
+ if (!wdev) {
+ netdev_err(ndev, "Can't register WILC Wiphy\n");
+ return -1;
}
+ vif->ndev->ieee80211_ptr = wdev;
+ vif->ndev->ml_priv = vif;
+ wdev->netdev = vif->ndev;
+ vif->netstats.rx_packets = 0;
+ vif->netstats.tx_packets = 0;
+ vif->netstats.rx_bytes = 0;
+ vif->netstats.tx_bytes = 0;
+
ret = register_netdev(ndev);
if (ret)
return ret;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.