#include <linux/netdevice.h>
#include <linux/if_arp.h>
#include <linux/kthread.h>
+#include <linux/kfifo.h>
+#include <linux/stddef.h>
#include <net/iw_handler.h>
#include <net/ieee80211.h>
lbs_add_rtap(priv);
}
priv->monitormode = monitor_mode;
- }
-
- else {
+ } else {
if (!priv->monitormode)
return strlen(buf);
priv->monitormode = 0;
{
struct lbs_private *priv = to_net_dev(dev)->priv;
int enable;
- int ret;
+ int ret, action = CMD_ACT_MESH_CONFIG_STOP;
sscanf(buf, "%x", &enable);
enable = !!enable;
if (enable == !!priv->mesh_dev)
return count;
-
- ret = lbs_mesh_config(priv, enable, priv->curbssparams.channel);
+ if (enable)
+ action = CMD_ACT_MESH_CONFIG_START;
+ ret = lbs_mesh_config(priv, action, priv->curbssparams.channel);
if (ret)
return ret;
spin_unlock_irq(&priv->driver_lock);
+ schedule_work(&priv->mcast_work);
+
lbs_deb_leave(LBS_DEB_MESH);
return 0;
}
netif_stop_queue(dev);
spin_unlock_irq(&priv->driver_lock);
+ schedule_work(&priv->mcast_work);
+
lbs_deb_leave(LBS_DEB_NET);
return 0;
}
dev->trans_start = jiffies;
- if (priv->currenttxskb) {
- priv->eventcause = 0x01000000;
- lbs_send_tx_feedback(priv);
- }
+ if (priv->currenttxskb)
+ lbs_send_tx_feedback(priv, 0);
+
/* XX: Shouldn't we also call into the hw-specific driver
to kick it somehow? */
lbs_host_to_card_done(priv);
return ret;
}
-static int lbs_copy_multicast_address(struct lbs_private *priv,
- struct net_device *dev)
+
+static inline int mac_in_list(unsigned char *list, int list_len,
+ unsigned char *mac)
{
- int i = 0;
- struct dev_mc_list *mcptr = dev->mc_list;
+ while (list_len) {
+ if (!memcmp(list, mac, ETH_ALEN))
+ return 1;
+ list += ETH_ALEN;
+ list_len--;
+ }
+ return 0;
+}
- for (i = 0; i < dev->mc_count; i++) {
- memcpy(&priv->multicastlist[i], mcptr->dmi_addr, ETH_ALEN);
- mcptr = mcptr->next;
+
+static int lbs_add_mcast_addrs(struct cmd_ds_mac_multicast_adr *cmd,
+ struct net_device *dev, int nr_addrs)
+{
+ int i = nr_addrs;
+ struct dev_mc_list *mc_list;
+ DECLARE_MAC_BUF(mac);
+
+ if ((dev->flags & (IFF_UP|IFF_MULTICAST)) != (IFF_UP|IFF_MULTICAST))
+ return nr_addrs;
+
+ netif_addr_lock_bh(dev);
+ for (mc_list = dev->mc_list; mc_list; mc_list = mc_list->next) {
+ if (mac_in_list(cmd->maclist, nr_addrs, mc_list->dmi_addr)) {
+ lbs_deb_net("mcast address %s:%s skipped\n", dev->name,
+ print_mac(mac, mc_list->dmi_addr));
+ continue;
+ }
+
+ if (i == MRVDRV_MAX_MULTICAST_LIST_SIZE)
+ break;
+ memcpy(&cmd->maclist[6*i], mc_list->dmi_addr, ETH_ALEN);
+ lbs_deb_net("mcast address %s:%s added to filter\n", dev->name,
+ print_mac(mac, mc_list->dmi_addr));
+ i++;
}
+ netif_addr_unlock_bh(dev);
+ if (mc_list)
+ return -EOVERFLOW;
+
return i;
}
-static void lbs_set_multicast_list(struct net_device *dev)
+static void lbs_set_mcast_worker(struct work_struct *work)
{
- struct lbs_private *priv = dev->priv;
- int old_mac_control;
- DECLARE_MAC_BUF(mac);
+ struct lbs_private *priv = container_of(work, struct lbs_private, mcast_work);
+ struct cmd_ds_mac_multicast_adr mcast_cmd;
+ int dev_flags;
+ int nr_addrs;
+ int old_mac_control = priv->mac_control;
lbs_deb_enter(LBS_DEB_NET);
- old_mac_control = priv->mac_control;
-
- if (dev->flags & IFF_PROMISC) {
- lbs_deb_net("enable promiscuous mode\n");
- priv->mac_control |=
- CMD_ACT_MAC_PROMISCUOUS_ENABLE;
- priv->mac_control &=
- ~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE |
- CMD_ACT_MAC_MULTICAST_ENABLE);
- } else {
- /* Multicast */
- priv->mac_control &=
- ~CMD_ACT_MAC_PROMISCUOUS_ENABLE;
-
- if (dev->flags & IFF_ALLMULTI || dev->mc_count >
- MRVDRV_MAX_MULTICAST_LIST_SIZE) {
- lbs_deb_net( "enabling all multicast\n");
- priv->mac_control |=
- CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
- priv->mac_control &=
- ~CMD_ACT_MAC_MULTICAST_ENABLE;
- } else {
- priv->mac_control &=
- ~CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
-
- if (!dev->mc_count) {
- lbs_deb_net("no multicast addresses, "
- "disabling multicast\n");
- priv->mac_control &=
- ~CMD_ACT_MAC_MULTICAST_ENABLE;
- } else {
- int i;
-
- priv->mac_control |=
- CMD_ACT_MAC_MULTICAST_ENABLE;
-
- priv->nr_of_multicastmacaddr =
- lbs_copy_multicast_address(priv, dev);
-
- lbs_deb_net("multicast addresses: %d\n",
- dev->mc_count);
-
- for (i = 0; i < dev->mc_count; i++) {
- lbs_deb_net("Multicast address %d: %s\n",
- i, print_mac(mac,
- priv->multicastlist[i]));
- }
- /* send multicast addresses to firmware */
- lbs_prepare_and_send_command(priv,
- CMD_MAC_MULTICAST_ADR,
- CMD_ACT_SET, 0, 0,
- NULL);
- }
- }
+ dev_flags = priv->dev->flags;
+ if (priv->mesh_dev)
+ dev_flags |= priv->mesh_dev->flags;
+
+ if (dev_flags & IFF_PROMISC) {
+ priv->mac_control |= CMD_ACT_MAC_PROMISCUOUS_ENABLE;
+ priv->mac_control &= ~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE |
+ CMD_ACT_MAC_MULTICAST_ENABLE);
+ goto out_set_mac_control;
+ } else if (dev_flags & IFF_ALLMULTI) {
+ do_allmulti:
+ priv->mac_control |= CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
+ priv->mac_control &= ~(CMD_ACT_MAC_PROMISCUOUS_ENABLE |
+ CMD_ACT_MAC_MULTICAST_ENABLE);
+ goto out_set_mac_control;
}
+ /* Once for priv->dev, again for priv->mesh_dev if it exists */
+ nr_addrs = lbs_add_mcast_addrs(&mcast_cmd, priv->dev, 0);
+ if (nr_addrs >= 0 && priv->mesh_dev)
+ nr_addrs = lbs_add_mcast_addrs(&mcast_cmd, priv->mesh_dev, nr_addrs);
+ if (nr_addrs < 0)
+ goto do_allmulti;
+
+ if (nr_addrs) {
+ int size = offsetof(struct cmd_ds_mac_multicast_adr,
+ maclist[6*nr_addrs]);
+
+ mcast_cmd.action = cpu_to_le16(CMD_ACT_SET);
+ mcast_cmd.hdr.size = cpu_to_le16(size);
+ mcast_cmd.nr_of_adrs = cpu_to_le16(nr_addrs);
+
+ lbs_cmd_async(priv, CMD_MAC_MULTICAST_ADR, &mcast_cmd.hdr, size);
+
+ priv->mac_control |= CMD_ACT_MAC_MULTICAST_ENABLE;
+ } else
+ priv->mac_control &= ~CMD_ACT_MAC_MULTICAST_ENABLE;
+
+ priv->mac_control &= ~(CMD_ACT_MAC_PROMISCUOUS_ENABLE |
+ CMD_ACT_MAC_ALL_MULTICAST_ENABLE);
+ out_set_mac_control:
if (priv->mac_control != old_mac_control)
lbs_set_mac_control(priv);
lbs_deb_leave(LBS_DEB_NET);
}
+static void lbs_set_multicast_list(struct net_device *dev)
+{
+ struct lbs_private *priv = dev->priv;
+
+ schedule_work(&priv->mcast_work);
+}
+
/**
* @brief This function handles the major jobs in the LBS driver.
* It handles all events generated by firmware, RX data received
struct net_device *dev = data;
struct lbs_private *priv = dev->priv;
wait_queue_t wait;
- u8 ireg = 0;
lbs_deb_enter(LBS_DEB_THREAD);
for (;;) {
int shouldsleep;
+ u8 resp_idx;
- lbs_deb_thread( "main-thread 111: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
- priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+ lbs_deb_thread("1: currenttxskb %p, dnld_sent %d\n",
+ priv->currenttxskb, priv->dnld_sent);
add_wait_queue(&priv->waitq, &wait);
set_current_state(TASK_INTERRUPTIBLE);
shouldsleep = 1; /* We need to wait until we're _told_ to die */
else if (priv->psstate == PS_STATE_SLEEP)
shouldsleep = 1; /* Sleep mode. Nothing we can do till it wakes */
- else if (priv->intcounter)
- shouldsleep = 0; /* Interrupt pending. Deal with it now */
else if (priv->cmd_timed_out)
shouldsleep = 0; /* Command timed out. Recover */
else if (!priv->fw_ready)
shouldsleep = 1; /* Something is en route to the device already */
else if (priv->tx_pending_len > 0)
shouldsleep = 0; /* We've a packet to send */
+ else if (priv->resp_len[priv->resp_idx])
+ shouldsleep = 0; /* We have a command response */
else if (priv->cur_cmd)
shouldsleep = 1; /* Can't send a command; one already running */
else if (!list_empty(&priv->cmdpendingq))
shouldsleep = 0; /* We have a command to send */
+ else if (__kfifo_len(priv->event_fifo))
+ shouldsleep = 0; /* We have an event to process */
else
shouldsleep = 1; /* No command */
if (shouldsleep) {
- lbs_deb_thread("main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n",
- priv->connect_status, priv->intcounter,
- priv->psmode, priv->psstate);
+ lbs_deb_thread("sleeping, connect_status %d, "
+ "psmode %d, psstate %d\n",
+ priv->connect_status,
+ priv->psmode, priv->psstate);
spin_unlock_irq(&priv->driver_lock);
schedule();
} else
spin_unlock_irq(&priv->driver_lock);
- lbs_deb_thread("main-thread 222 (waking up): intcounter=%d currenttxskb=%p dnld_sent=%d\n",
- priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+ lbs_deb_thread("2: currenttxskb %p, dnld_send %d\n",
+ priv->currenttxskb, priv->dnld_sent);
set_current_state(TASK_RUNNING);
remove_wait_queue(&priv->waitq, &wait);
- lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
- priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+ lbs_deb_thread("3: currenttxskb %p, dnld_sent %d\n",
+ priv->currenttxskb, priv->dnld_sent);
if (kthread_should_stop()) {
- lbs_deb_thread("main-thread: break from main thread\n");
+ lbs_deb_thread("break from main thread\n");
break;
}
continue;
}
- spin_lock_irq(&priv->driver_lock);
-
- if (priv->intcounter) {
- u8 int_status;
-
- priv->intcounter = 0;
- int_status = priv->hw_get_int_status(priv, &ireg);
-
- if (int_status) {
- lbs_deb_thread("main-thread: reading HOST_INT_STATUS_REG failed\n");
- spin_unlock_irq(&priv->driver_lock);
- continue;
- }
- priv->hisregcpy |= ireg;
- }
-
- lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
- priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+ lbs_deb_thread("4: currenttxskb %p, dnld_sent %d\n",
+ priv->currenttxskb, priv->dnld_sent);
- /* command response? */
- if (priv->hisregcpy & MRVDRV_CMD_UPLD_RDY) {
- lbs_deb_thread("main-thread: cmd response ready\n");
-
- priv->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY;
+ /* Process any pending command response */
+ spin_lock_irq(&priv->driver_lock);
+ resp_idx = priv->resp_idx;
+ if (priv->resp_len[resp_idx]) {
spin_unlock_irq(&priv->driver_lock);
- lbs_process_rx_command(priv);
+ lbs_process_command_response(priv,
+ priv->resp_buf[resp_idx],
+ priv->resp_len[resp_idx]);
spin_lock_irq(&priv->driver_lock);
+ priv->resp_len[resp_idx] = 0;
}
+ spin_unlock_irq(&priv->driver_lock);
+ /* command timeout stuff */
if (priv->cmd_timed_out && priv->cur_cmd) {
struct cmd_ctrl_node *cmdnode = priv->cur_cmd;
- if (++priv->nr_retries > 10) {
- lbs_pr_info("Excessive timeouts submitting command %x\n",
- le16_to_cpu(cmdnode->cmdbuf->command));
+ if (++priv->nr_retries > 3) {
+ lbs_pr_info("Excessive timeouts submitting "
+ "command 0x%04x\n",
+ le16_to_cpu(cmdnode->cmdbuf->command));
lbs_complete_command(priv, cmdnode, -ETIMEDOUT);
priv->nr_retries = 0;
+ if (priv->reset_card)
+ priv->reset_card(priv);
} else {
priv->cur_cmd = NULL;
- lbs_pr_info("requeueing command %x due to timeout (#%d)\n",
- le16_to_cpu(cmdnode->cmdbuf->command), priv->nr_retries);
+ priv->dnld_sent = DNLD_RES_RECEIVED;
+ lbs_pr_info("requeueing command 0x%04x due "
+ "to timeout (#%d)\n",
+ le16_to_cpu(cmdnode->cmdbuf->command),
+ priv->nr_retries);
/* Stick it back at the _top_ of the pending queue
for immediate resubmission */
}
priv->cmd_timed_out = 0;
- /* Any Card Event */
- if (priv->hisregcpy & MRVDRV_CARDEVENT) {
- lbs_deb_thread("main-thread: Card Event Activity\n");
-
- priv->hisregcpy &= ~MRVDRV_CARDEVENT;
+ /* Process hardware events, e.g. card removed, link lost */
+ spin_lock_irq(&priv->driver_lock);
+ while (__kfifo_len(priv->event_fifo)) {
+ u32 event;
- if (priv->hw_read_event_cause(priv)) {
- lbs_pr_alert("main-thread: hw_read_event_cause failed\n");
- spin_unlock_irq(&priv->driver_lock);
- continue;
- }
- spin_unlock_irq(&priv->driver_lock);
- lbs_process_event(priv);
- } else
+ __kfifo_get(priv->event_fifo, (unsigned char *) &event,
+ sizeof(event));
spin_unlock_irq(&priv->driver_lock);
+ lbs_process_event(priv, event);
+ spin_lock_irq(&priv->driver_lock);
+ }
+ spin_unlock_irq(&priv->driver_lock);
if (!priv->fw_ready)
continue;
if (priv->psstate == PS_STATE_PRE_SLEEP &&
!priv->dnld_sent && !priv->cur_cmd) {
if (priv->connect_status == LBS_CONNECTED) {
- lbs_deb_thread("main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p dnld_sent=%d cur_cmd=%p, confirm now\n",
- priv->intcounter, priv->currenttxskb, priv->dnld_sent, priv->cur_cmd);
+ lbs_deb_thread("pre-sleep, currenttxskb %p, "
+ "dnld_sent %d, cur_cmd %p\n",
+ priv->currenttxskb, priv->dnld_sent,
+ priv->cur_cmd);
lbs_ps_confirm_sleep(priv);
} else {
* after firmware fixes it
*/
priv->psstate = PS_STATE_AWAKE;
- lbs_pr_alert("main-thread: ignore PS_SleepConfirm in non-connected state\n");
+ lbs_pr_alert("ignore PS_SleepConfirm in "
+ "non-connected state\n");
}
}
}
EXPORT_SYMBOL_GPL(lbs_suspend);
-int lbs_resume(struct lbs_private *priv)
+void lbs_resume(struct lbs_private *priv)
{
lbs_deb_enter(LBS_DEB_FW);
netif_device_attach(priv->mesh_dev);
lbs_deb_leave(LBS_DEB_FW);
- return 0;
}
EXPORT_SYMBOL_GPL(lbs_resume);
*/
memset(priv->current_addr, 0xff, ETH_ALEN);
ret = lbs_update_hw_spec(priv);
- if (ret) {
- ret = -1;
+ if (ret)
goto done;
- }
lbs_set_mac_control(priv);
-
- ret = lbs_get_data_rate(priv);
- if (ret < 0) {
- ret = -1;
- goto done;
- }
-
- ret = 0;
done:
lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret);
return ret;
lbs_deb_enter(LBS_DEB_CMD);
spin_lock_irqsave(&priv->driver_lock, flags);
- if (!priv->cur_cmd) {
- lbs_pr_info("Command timer expired; no pending command\n");
+ if (!priv->cur_cmd)
goto out;
- }
- lbs_pr_info("Command %x timed out\n", le16_to_cpu(priv->cur_cmd->cmdbuf->command));
+ lbs_pr_info("command 0x%04x timed out\n",
+ le16_to_cpu(priv->cur_cmd->cmdbuf->command));
priv->cmd_timed_out = 1;
wake_up_interruptible(&priv->waitq);
priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL;
priv->mac_control = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
priv->radioon = RADIO_ON;
- priv->auto_rate = 1;
+ priv->enablehwauto = 1;
priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
priv->psmode = LBS802_11POWERMODECAM;
priv->psstate = PS_STATE_FULL_POWER;
/* Allocate the command buffers */
if (lbs_allocate_cmd_buffer(priv)) {
lbs_pr_err("Out of memory allocating command buffers\n");
- ret = -1;
+ ret = -ENOMEM;
+ goto out;
+ }
+ priv->resp_idx = 0;
+ priv->resp_len[0] = priv->resp_len[1] = 0;
+
+ /* Create the event FIFO */
+ priv->event_fifo = kfifo_alloc(sizeof(u32) * 16, GFP_KERNEL, NULL);
+ if (IS_ERR(priv->event_fifo)) {
+ lbs_pr_err("Out of memory allocating event FIFO buffer\n");
+ ret = -ENOMEM;
+ goto out;
}
out:
lbs_deb_enter(LBS_DEB_MAIN);
lbs_free_cmd_buffer(priv);
+ if (priv->event_fifo)
+ kfifo_free(priv->event_fifo);
del_timer(&priv->command_timer);
kfree(priv->networks);
priv->networks = NULL;
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);
INIT_WORK(&priv->sync_channel, lbs_sync_channel_worker);
sprintf(priv->mesh_ssid, "mesh");
EXPORT_SYMBOL_GPL(lbs_add_card);
-int lbs_remove_card(struct lbs_private *priv)
+void lbs_remove_card(struct lbs_private *priv)
{
struct net_device *dev = priv->dev;
union iwreq_data wrqu;
dev = priv->dev;
- cancel_delayed_work(&priv->scan_work);
- cancel_delayed_work(&priv->assoc_work);
+ cancel_delayed_work_sync(&priv->scan_work);
+ cancel_delayed_work_sync(&priv->assoc_work);
+ cancel_work_sync(&priv->mcast_work);
destroy_workqueue(priv->work_thread);
if (priv->psmode == LBS802_11POWERMODEMAX_PSP) {
free_netdev(dev);
lbs_deb_leave(LBS_DEB_MAIN);
- return 0;
}
EXPORT_SYMBOL_GPL(lbs_remove_card);
lbs_pr_err("cannot register ethX device\n");
goto done;
}
- if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
- lbs_pr_err("cannot register lbs_rtap attribute\n");
lbs_update_channel(priv);
useful */
priv->mesh_tlv = 0x100 + 291;
- if (lbs_mesh_config(priv, 1, priv->curbssparams.channel)) {
+ if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
+ priv->curbssparams.channel)) {
priv->mesh_tlv = 0x100 + 37;
- if (lbs_mesh_config(priv, 1, priv->curbssparams.channel))
+ if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
+ priv->curbssparams.channel))
priv->mesh_tlv = 0;
}
if (priv->mesh_tlv) {
if (device_create_file(&dev->dev, &dev_attr_lbs_mesh))
lbs_pr_err("cannot register lbs_mesh attribute\n");
+
+ /* While rtap isn't related to mesh, only mesh-enabled
+ * firmware implements the rtap functionality via
+ * CMD_802_11_MONITOR_MODE.
+ */
+ if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
+ lbs_pr_err("cannot register lbs_rtap attribute\n");
}
}
EXPORT_SYMBOL_GPL(lbs_start_card);
-int lbs_stop_card(struct lbs_private *priv)
+void lbs_stop_card(struct lbs_private *priv)
{
struct net_device *dev = priv->dev;
- int ret = -1;
struct cmd_ctrl_node *cmdnode;
unsigned long flags;
lbs_deb_enter(LBS_DEB_MAIN);
+ if (!priv)
+ goto out;
+
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
lbs_debugfs_remove_one(priv);
- device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
- if (priv->mesh_tlv)
+ if (priv->mesh_tlv) {
device_remove_file(&dev->dev, &dev_attr_lbs_mesh);
+ device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
+ }
/* Flush pending command nodes */
+ del_timer_sync(&priv->command_timer);
spin_lock_irqsave(&priv->driver_lock, flags);
list_for_each_entry(cmdnode, &priv->cmdpendingq, list) {
cmdnode->result = -ENOENT;
unregister_netdev(dev);
- lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
- return ret;
+out:
+ lbs_deb_leave(LBS_DEB_MAIN);
}
EXPORT_SYMBOL_GPL(lbs_stop_card);
#ifdef WIRELESS_EXT
mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def;
#endif
+ mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
+ mesh_dev->set_multicast_list = lbs_set_multicast_list;
/* Register virtual mesh interface */
ret = register_netdev(mesh_dev);
if (ret) {
if (ret)
goto err_unregister;
+ lbs_persist_config_init(mesh_dev);
+
/* Everything successful */
ret = 0;
goto done;
lbs_deb_enter(LBS_DEB_MESH);
netif_stop_queue(mesh_dev);
- netif_carrier_off(priv->mesh_dev);
+ netif_carrier_off(mesh_dev);
sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
+ lbs_persist_config_remove(mesh_dev);
unregister_netdev(mesh_dev);
priv->mesh_dev = NULL;
free_netdev(mesh_dev);
return ret;
}
-/**
- * @brief This function handles the interrupt. it will change PS
- * state if applicable. it will wake up main_thread to handle
- * the interrupt event as well.
- *
- * @param dev A pointer to net_device structure
- * @return n/a
- */
-void lbs_interrupt(struct lbs_private *priv)
+void lbs_queue_event(struct lbs_private *priv, u32 event)
+{
+ unsigned long flags;
+
+ lbs_deb_enter(LBS_DEB_THREAD);
+ spin_lock_irqsave(&priv->driver_lock, flags);
+
+ if (priv->psstate == PS_STATE_SLEEP)
+ priv->psstate = PS_STATE_AWAKE;
+
+ __kfifo_put(priv->event_fifo, (unsigned char *) &event, sizeof(u32));
+
+ wake_up_interruptible(&priv->waitq);
+
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+ lbs_deb_leave(LBS_DEB_THREAD);
+}
+EXPORT_SYMBOL_GPL(lbs_queue_event);
+
+void lbs_notify_command_response(struct lbs_private *priv, u8 resp_idx)
{
lbs_deb_enter(LBS_DEB_THREAD);
- lbs_deb_thread("lbs_interrupt: intcounter=%d\n", priv->intcounter);
- priv->intcounter++;
if (priv->psstate == PS_STATE_SLEEP)
priv->psstate = PS_STATE_AWAKE;
+
+ /* Swap buffers by flipping the response index */
+ BUG_ON(resp_idx > 1);
+ priv->resp_idx = resp_idx;
+
wake_up_interruptible(&priv->waitq);
lbs_deb_leave(LBS_DEB_THREAD);
}
-EXPORT_SYMBOL_GPL(lbs_interrupt);
+EXPORT_SYMBOL_GPL(lbs_notify_command_response);
static int __init lbs_init_module(void)
{
{
lbs_deb_enter(LBS_DEB_MAIN);
if (priv->rtap_net_dev == NULL)
- return;
+ 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);
}
rtap_dev->stop = lbs_rtap_stop;
rtap_dev->get_stats = lbs_rtap_get_stats;
rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit;
- rtap_dev->set_multicast_list = lbs_set_multicast_list;
rtap_dev->priv = priv;
+ SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent);
ret = register_netdev(rtap_dev);
if (ret) {