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path: root/drivers/net/wireless/libertas/main.c
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Diffstat (limited to 'drivers/net/wireless/libertas/main.c')
-rw-r--r--drivers/net/wireless/libertas/main.c357
1 files changed, 15 insertions, 342 deletions
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 01f46cf288d..db38a5a719f 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -94,107 +94,9 @@ u8 lbs_data_rate_to_fw_index(u32 rate)
return 0;
}
-/**
- * Attributes exported through sysfs
- */
-
-/**
- * @brief Get function for sysfs attribute anycast_mask
- */
-static ssize_t lbs_anycast_get(struct device *dev,
- struct device_attribute *attr, char * buf)
-{
- struct lbs_private *priv = to_net_dev(dev)->ml_priv;
- struct cmd_ds_mesh_access mesh_access;
- int ret;
-
- memset(&mesh_access, 0, sizeof(mesh_access));
-
- ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_ANYCAST, &mesh_access);
- if (ret)
- return ret;
-
- return snprintf(buf, 12, "0x%X\n", le32_to_cpu(mesh_access.data[0]));
-}
-
-/**
- * @brief Set function for sysfs attribute anycast_mask
- */
-static ssize_t lbs_anycast_set(struct device *dev,
- struct device_attribute *attr, const char * buf, size_t count)
-{
- struct lbs_private *priv = to_net_dev(dev)->ml_priv;
- struct cmd_ds_mesh_access mesh_access;
- uint32_t datum;
- int ret;
-
- memset(&mesh_access, 0, sizeof(mesh_access));
- sscanf(buf, "%x", &datum);
- mesh_access.data[0] = cpu_to_le32(datum);
-
- ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_ANYCAST, &mesh_access);
- if (ret)
- return ret;
-
- return strlen(buf);
-}
-
-/**
- * @brief Get function for sysfs attribute prb_rsp_limit
- */
-static ssize_t lbs_prb_rsp_limit_get(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct lbs_private *priv = to_net_dev(dev)->ml_priv;
- struct cmd_ds_mesh_access mesh_access;
- int ret;
- u32 retry_limit;
-
- memset(&mesh_access, 0, sizeof(mesh_access));
- mesh_access.data[0] = cpu_to_le32(CMD_ACT_GET);
-
- ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_GET_PRB_RSP_LIMIT,
- &mesh_access);
- if (ret)
- return ret;
-
- retry_limit = le32_to_cpu(mesh_access.data[1]);
- return snprintf(buf, 10, "%d\n", retry_limit);
-}
-
-/**
- * @brief Set function for sysfs attribute prb_rsp_limit
- */
-static ssize_t lbs_prb_rsp_limit_set(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct lbs_private *priv = to_net_dev(dev)->ml_priv;
- struct cmd_ds_mesh_access mesh_access;
- int ret;
- unsigned long retry_limit;
-
- memset(&mesh_access, 0, sizeof(mesh_access));
- mesh_access.data[0] = cpu_to_le32(CMD_ACT_SET);
-
- if (!strict_strtoul(buf, 10, &retry_limit))
- return -ENOTSUPP;
- if (retry_limit > 15)
- return -ENOTSUPP;
-
- mesh_access.data[1] = cpu_to_le32(retry_limit);
-
- ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_GET_PRB_RSP_LIMIT,
- &mesh_access);
- if (ret)
- return ret;
-
- return strlen(buf);
-}
static int lbs_add_rtap(struct lbs_private *priv);
static void lbs_remove_rtap(struct lbs_private *priv);
-static int lbs_add_mesh(struct lbs_private *priv);
-static void lbs_remove_mesh(struct lbs_private *priv);
/**
@@ -260,74 +162,7 @@ static ssize_t lbs_rtap_set(struct device *dev,
static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set );
/**
- * Get function for sysfs attribute mesh
- */
-static ssize_t lbs_mesh_get(struct device *dev,
- struct device_attribute *attr, char * buf)
-{
- struct lbs_private *priv = to_net_dev(dev)->ml_priv;
- return snprintf(buf, 5, "0x%X\n", !!priv->mesh_dev);
-}
-
-/**
- * Set function for sysfs attribute mesh
- */
-static ssize_t lbs_mesh_set(struct device *dev,
- struct device_attribute *attr, const char * buf, size_t count)
-{
- struct lbs_private *priv = to_net_dev(dev)->ml_priv;
- int enable;
- int ret, action = CMD_ACT_MESH_CONFIG_STOP;
-
- sscanf(buf, "%x", &enable);
- enable = !!enable;
- if (enable == !!priv->mesh_dev)
- return count;
- if (enable)
- action = CMD_ACT_MESH_CONFIG_START;
- ret = lbs_mesh_config(priv, action, priv->channel);
- if (ret)
- return ret;
-
- if (enable)
- lbs_add_mesh(priv);
- else
- lbs_remove_mesh(priv);
-
- return count;
-}
-
-/**
- * lbs_mesh attribute to be exported per ethX interface
- * through sysfs (/sys/class/net/ethX/lbs_mesh)
- */
-static DEVICE_ATTR(lbs_mesh, 0644, lbs_mesh_get, lbs_mesh_set);
-
-/**
- * anycast_mask attribute to be exported per mshX interface
- * through sysfs (/sys/class/net/mshX/anycast_mask)
- */
-static DEVICE_ATTR(anycast_mask, 0644, lbs_anycast_get, lbs_anycast_set);
-
-/**
- * prb_rsp_limit attribute to be exported per mshX interface
- * through sysfs (/sys/class/net/mshX/prb_rsp_limit)
- */
-static DEVICE_ATTR(prb_rsp_limit, 0644, lbs_prb_rsp_limit_get,
- lbs_prb_rsp_limit_set);
-
-static struct attribute *lbs_mesh_sysfs_entries[] = {
- &dev_attr_anycast_mask.attr,
- &dev_attr_prb_rsp_limit.attr,
- NULL,
-};
-
-static struct attribute_group lbs_mesh_attr_group = {
- .attrs = lbs_mesh_sysfs_entries,
-};
-
-/**
- * @brief This function opens the ethX or mshX interface
+ * @brief This function opens the ethX interface
*
* @param dev A pointer to net_device structure
* @return 0 or -EBUSY if monitor mode active
@@ -346,18 +181,12 @@ static int lbs_dev_open(struct net_device *dev)
goto out;
}
- if (dev == priv->mesh_dev) {
- priv->mesh_open = 1;
- priv->mesh_connect_status = LBS_CONNECTED;
- netif_carrier_on(dev);
- } else {
- priv->infra_open = 1;
+ priv->infra_open = 1;
- if (priv->connect_status == LBS_CONNECTED)
- netif_carrier_on(dev);
- else
- netif_carrier_off(dev);
- }
+ if (priv->connect_status == LBS_CONNECTED)
+ netif_carrier_on(dev);
+ else
+ netif_carrier_off(dev);
if (!priv->tx_pending_len)
netif_wake_queue(dev);
@@ -369,33 +198,6 @@ static int lbs_dev_open(struct net_device *dev)
}
/**
- * @brief This function closes the mshX interface
- *
- * @param dev A pointer to net_device structure
- * @return 0
- */
-static int lbs_mesh_stop(struct net_device *dev)
-{
- struct lbs_private *priv = dev->ml_priv;
-
- lbs_deb_enter(LBS_DEB_MESH);
- spin_lock_irq(&priv->driver_lock);
-
- priv->mesh_open = 0;
- priv->mesh_connect_status = LBS_DISCONNECTED;
-
- netif_stop_queue(dev);
- netif_carrier_off(dev);
-
- spin_unlock_irq(&priv->driver_lock);
-
- schedule_work(&priv->mcast_work);
-
- lbs_deb_leave(LBS_DEB_MESH);
- return 0;
-}
-
-/**
* @brief This function closes the ethX interface
*
* @param dev A pointer to net_device structure
@@ -466,7 +268,7 @@ void lbs_host_to_card_done(struct lbs_private *priv)
}
EXPORT_SYMBOL_GPL(lbs_host_to_card_done);
-static int lbs_set_mac_address(struct net_device *dev, void *addr)
+int lbs_set_mac_address(struct net_device *dev, void *addr)
{
int ret = 0;
struct lbs_private *priv = dev->ml_priv;
@@ -600,7 +402,7 @@ static void lbs_set_mcast_worker(struct work_struct *work)
lbs_deb_leave(LBS_DEB_NET);
}
-static void lbs_set_multicast_list(struct net_device *dev)
+void lbs_set_multicast_list(struct net_device *dev)
{
struct lbs_private *priv = dev->ml_priv;
@@ -1177,7 +979,6 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
priv->card = card;
- priv->mesh_open = 0;
priv->infra_open = 0;
@@ -1198,6 +999,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
INIT_WORK(&priv->mcast_work, lbs_set_mcast_worker);
INIT_WORK(&priv->sync_channel, lbs_sync_channel_worker);
+ priv->mesh_open = 0;
sprintf(priv->mesh_ssid, "mesh");
priv->mesh_ssid_len = 4;
@@ -1292,50 +1094,12 @@ int lbs_start_card(struct lbs_private *priv)
lbs_update_channel(priv);
- /* Check mesh FW version and appropriately send the mesh start
- * command
+ /*
+ * While rtap isn't related to mesh, only mesh-enabled
+ * firmware implements the rtap functionality via
+ * CMD_802_11_MONITOR_MODE.
*/
- if (priv->mesh_fw_ver == MESH_FW_OLD) {
- /* Enable mesh, if supported, and work out which TLV it uses.
- 0x100 + 291 is an unofficial value used in 5.110.20.pXX
- 0x100 + 37 is the official value used in 5.110.21.pXX
- but we check them in that order because 20.pXX doesn't
- give an error -- it just silently fails. */
-
- /* 5.110.20.pXX firmware will fail the command if the channel
- doesn't match the existing channel. But only if the TLV
- is correct. If the channel is wrong, _BOTH_ versions will
- give an error to 0x100+291, and allow 0x100+37 to succeed.
- It's just that 5.110.20.pXX will not have done anything
- useful */
-
- priv->mesh_tlv = TLV_TYPE_OLD_MESH_ID;
- if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
- priv->channel)) {
- priv->mesh_tlv = TLV_TYPE_MESH_ID;
- if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
- priv->channel))
- priv->mesh_tlv = 0;
- }
- } else if (priv->mesh_fw_ver == MESH_FW_NEW) {
- /* 10.0.0.pXX new firmwares should succeed with TLV
- * 0x100+37; Do not invoke command with old TLV.
- */
- priv->mesh_tlv = TLV_TYPE_MESH_ID;
- if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START,
- priv->channel))
- priv->mesh_tlv = 0;
- }
- if (priv->mesh_tlv) {
- lbs_add_mesh(priv);
-
- 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 (lbs_init_mesh(priv)) {
if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
lbs_pr_err("cannot register lbs_rtap attribute\n");
}
@@ -1369,10 +1133,8 @@ void lbs_stop_card(struct lbs_private *priv)
netif_carrier_off(dev);
lbs_debugfs_remove_one(priv);
- if (priv->mesh_tlv) {
- device_remove_file(&dev->dev, &dev_attr_lbs_mesh);
+ if (lbs_deinit_mesh(priv))
device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
- }
/* Delete the timeout of the currently processing command */
del_timer_sync(&priv->command_timer);
@@ -1405,95 +1167,6 @@ out:
EXPORT_SYMBOL_GPL(lbs_stop_card);
-static const struct net_device_ops mesh_netdev_ops = {
- .ndo_open = lbs_dev_open,
- .ndo_stop = lbs_mesh_stop,
- .ndo_start_xmit = lbs_hard_start_xmit,
- .ndo_set_mac_address = lbs_set_mac_address,
- .ndo_set_multicast_list = lbs_set_multicast_list,
-};
-
-/**
- * @brief This function adds mshX interface
- *
- * @param priv A pointer to the struct lbs_private structure
- * @return 0 if successful, -X otherwise
- */
-static int lbs_add_mesh(struct lbs_private *priv)
-{
- struct net_device *mesh_dev = NULL;
- int ret = 0;
-
- lbs_deb_enter(LBS_DEB_MESH);
-
- /* Allocate a virtual mesh device */
- if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) {
- lbs_deb_mesh("init mshX device failed\n");
- ret = -ENOMEM;
- goto done;
- }
- mesh_dev->ml_priv = priv;
- priv->mesh_dev = mesh_dev;
-
- mesh_dev->netdev_ops = &mesh_netdev_ops;
- mesh_dev->ethtool_ops = &lbs_ethtool_ops;
- memcpy(mesh_dev->dev_addr, priv->dev->dev_addr,
- sizeof(priv->dev->dev_addr));
-
- SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent);
-
-#ifdef WIRELESS_EXT
- mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def;
-#endif
- mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
- /* Register virtual mesh interface */
- ret = register_netdev(mesh_dev);
- if (ret) {
- lbs_pr_err("cannot register mshX virtual interface\n");
- goto err_free;
- }
-
- ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
- if (ret)
- goto err_unregister;
-
- lbs_persist_config_init(mesh_dev);
-
- /* Everything successful */
- ret = 0;
- goto done;
-
-err_unregister:
- unregister_netdev(mesh_dev);
-
-err_free:
- free_netdev(mesh_dev);
-
-done:
- lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
- return ret;
-}
-
-static void lbs_remove_mesh(struct lbs_private *priv)
-{
- struct net_device *mesh_dev;
-
-
- mesh_dev = priv->mesh_dev;
- if (!mesh_dev)
- return;
-
- lbs_deb_enter(LBS_DEB_MESH);
- netif_stop_queue(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);
- lbs_deb_leave(LBS_DEB_MESH);
-}
-
void lbs_queue_event(struct lbs_private *priv, u32 event)
{
unsigned long flags;