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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.c1438
1 files changed, 704 insertions, 734 deletions
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 1823b48a8ba..84fb49ca0fa 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -6,7 +6,6 @@
#include <linux/moduleparam.h>
#include <linux/delay.h>
-#include <linux/freezer.h>
#include <linux/etherdevice.h>
#include <linux/netdevice.h>
#include <linux/if_arp.h>
@@ -22,9 +21,10 @@
#include "debugfs.h"
#include "assoc.h"
#include "join.h"
+#include "cmd.h"
#define DRIVER_RELEASE_VERSION "323.p0"
-const char libertas_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
+const char lbs_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
#ifdef DEBUG
"-dbg"
#endif
@@ -32,80 +32,80 @@ const char libertas_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION
/* Module parameters */
-unsigned int libertas_debug = 0;
-module_param(libertas_debug, int, 0644);
-EXPORT_SYMBOL_GPL(libertas_debug);
+unsigned int lbs_debug;
+EXPORT_SYMBOL_GPL(lbs_debug);
+module_param_named(libertas_debug, lbs_debug, int, 0644);
-#define WLAN_TX_PWR_DEFAULT 20 /*100mW */
-#define WLAN_TX_PWR_US_DEFAULT 20 /*100mW */
-#define WLAN_TX_PWR_JP_DEFAULT 16 /*50mW */
-#define WLAN_TX_PWR_FR_DEFAULT 20 /*100mW */
-#define WLAN_TX_PWR_EMEA_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_US_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_JP_DEFAULT 16 /*50mW */
+#define LBS_TX_PWR_FR_DEFAULT 20 /*100mW */
+#define LBS_TX_PWR_EMEA_DEFAULT 20 /*100mW */
/* Format { channel, frequency (MHz), maxtxpower } */
/* band: 'B/G', region: USA FCC/Canada IC */
static struct chan_freq_power channel_freq_power_US_BG[] = {
- {1, 2412, WLAN_TX_PWR_US_DEFAULT},
- {2, 2417, WLAN_TX_PWR_US_DEFAULT},
- {3, 2422, WLAN_TX_PWR_US_DEFAULT},
- {4, 2427, WLAN_TX_PWR_US_DEFAULT},
- {5, 2432, WLAN_TX_PWR_US_DEFAULT},
- {6, 2437, WLAN_TX_PWR_US_DEFAULT},
- {7, 2442, WLAN_TX_PWR_US_DEFAULT},
- {8, 2447, WLAN_TX_PWR_US_DEFAULT},
- {9, 2452, WLAN_TX_PWR_US_DEFAULT},
- {10, 2457, WLAN_TX_PWR_US_DEFAULT},
- {11, 2462, WLAN_TX_PWR_US_DEFAULT}
+ {1, 2412, LBS_TX_PWR_US_DEFAULT},
+ {2, 2417, LBS_TX_PWR_US_DEFAULT},
+ {3, 2422, LBS_TX_PWR_US_DEFAULT},
+ {4, 2427, LBS_TX_PWR_US_DEFAULT},
+ {5, 2432, LBS_TX_PWR_US_DEFAULT},
+ {6, 2437, LBS_TX_PWR_US_DEFAULT},
+ {7, 2442, LBS_TX_PWR_US_DEFAULT},
+ {8, 2447, LBS_TX_PWR_US_DEFAULT},
+ {9, 2452, LBS_TX_PWR_US_DEFAULT},
+ {10, 2457, LBS_TX_PWR_US_DEFAULT},
+ {11, 2462, LBS_TX_PWR_US_DEFAULT}
};
/* band: 'B/G', region: Europe ETSI */
static struct chan_freq_power channel_freq_power_EU_BG[] = {
- {1, 2412, WLAN_TX_PWR_EMEA_DEFAULT},
- {2, 2417, WLAN_TX_PWR_EMEA_DEFAULT},
- {3, 2422, WLAN_TX_PWR_EMEA_DEFAULT},
- {4, 2427, WLAN_TX_PWR_EMEA_DEFAULT},
- {5, 2432, WLAN_TX_PWR_EMEA_DEFAULT},
- {6, 2437, WLAN_TX_PWR_EMEA_DEFAULT},
- {7, 2442, WLAN_TX_PWR_EMEA_DEFAULT},
- {8, 2447, WLAN_TX_PWR_EMEA_DEFAULT},
- {9, 2452, WLAN_TX_PWR_EMEA_DEFAULT},
- {10, 2457, WLAN_TX_PWR_EMEA_DEFAULT},
- {11, 2462, WLAN_TX_PWR_EMEA_DEFAULT},
- {12, 2467, WLAN_TX_PWR_EMEA_DEFAULT},
- {13, 2472, WLAN_TX_PWR_EMEA_DEFAULT}
+ {1, 2412, LBS_TX_PWR_EMEA_DEFAULT},
+ {2, 2417, LBS_TX_PWR_EMEA_DEFAULT},
+ {3, 2422, LBS_TX_PWR_EMEA_DEFAULT},
+ {4, 2427, LBS_TX_PWR_EMEA_DEFAULT},
+ {5, 2432, LBS_TX_PWR_EMEA_DEFAULT},
+ {6, 2437, LBS_TX_PWR_EMEA_DEFAULT},
+ {7, 2442, LBS_TX_PWR_EMEA_DEFAULT},
+ {8, 2447, LBS_TX_PWR_EMEA_DEFAULT},
+ {9, 2452, LBS_TX_PWR_EMEA_DEFAULT},
+ {10, 2457, LBS_TX_PWR_EMEA_DEFAULT},
+ {11, 2462, LBS_TX_PWR_EMEA_DEFAULT},
+ {12, 2467, LBS_TX_PWR_EMEA_DEFAULT},
+ {13, 2472, LBS_TX_PWR_EMEA_DEFAULT}
};
/* band: 'B/G', region: Spain */
static struct chan_freq_power channel_freq_power_SPN_BG[] = {
- {10, 2457, WLAN_TX_PWR_DEFAULT},
- {11, 2462, WLAN_TX_PWR_DEFAULT}
+ {10, 2457, LBS_TX_PWR_DEFAULT},
+ {11, 2462, LBS_TX_PWR_DEFAULT}
};
/* band: 'B/G', region: France */
static struct chan_freq_power channel_freq_power_FR_BG[] = {
- {10, 2457, WLAN_TX_PWR_FR_DEFAULT},
- {11, 2462, WLAN_TX_PWR_FR_DEFAULT},
- {12, 2467, WLAN_TX_PWR_FR_DEFAULT},
- {13, 2472, WLAN_TX_PWR_FR_DEFAULT}
+ {10, 2457, LBS_TX_PWR_FR_DEFAULT},
+ {11, 2462, LBS_TX_PWR_FR_DEFAULT},
+ {12, 2467, LBS_TX_PWR_FR_DEFAULT},
+ {13, 2472, LBS_TX_PWR_FR_DEFAULT}
};
/* band: 'B/G', region: Japan */
static struct chan_freq_power channel_freq_power_JPN_BG[] = {
- {1, 2412, WLAN_TX_PWR_JP_DEFAULT},
- {2, 2417, WLAN_TX_PWR_JP_DEFAULT},
- {3, 2422, WLAN_TX_PWR_JP_DEFAULT},
- {4, 2427, WLAN_TX_PWR_JP_DEFAULT},
- {5, 2432, WLAN_TX_PWR_JP_DEFAULT},
- {6, 2437, WLAN_TX_PWR_JP_DEFAULT},
- {7, 2442, WLAN_TX_PWR_JP_DEFAULT},
- {8, 2447, WLAN_TX_PWR_JP_DEFAULT},
- {9, 2452, WLAN_TX_PWR_JP_DEFAULT},
- {10, 2457, WLAN_TX_PWR_JP_DEFAULT},
- {11, 2462, WLAN_TX_PWR_JP_DEFAULT},
- {12, 2467, WLAN_TX_PWR_JP_DEFAULT},
- {13, 2472, WLAN_TX_PWR_JP_DEFAULT},
- {14, 2484, WLAN_TX_PWR_JP_DEFAULT}
+ {1, 2412, LBS_TX_PWR_JP_DEFAULT},
+ {2, 2417, LBS_TX_PWR_JP_DEFAULT},
+ {3, 2422, LBS_TX_PWR_JP_DEFAULT},
+ {4, 2427, LBS_TX_PWR_JP_DEFAULT},
+ {5, 2432, LBS_TX_PWR_JP_DEFAULT},
+ {6, 2437, LBS_TX_PWR_JP_DEFAULT},
+ {7, 2442, LBS_TX_PWR_JP_DEFAULT},
+ {8, 2447, LBS_TX_PWR_JP_DEFAULT},
+ {9, 2452, LBS_TX_PWR_JP_DEFAULT},
+ {10, 2457, LBS_TX_PWR_JP_DEFAULT},
+ {11, 2462, LBS_TX_PWR_JP_DEFAULT},
+ {12, 2467, LBS_TX_PWR_JP_DEFAULT},
+ {13, 2472, LBS_TX_PWR_JP_DEFAULT},
+ {14, 2484, LBS_TX_PWR_JP_DEFAULT}
};
/**
@@ -153,13 +153,13 @@ static struct region_cfp_table region_cfp_table[] = {
/**
* the table to keep region code
*/
-u16 libertas_region_code_to_index[MRVDRV_MAX_REGION_CODE] =
+u16 lbs_region_code_to_index[MRVDRV_MAX_REGION_CODE] =
{ 0x10, 0x20, 0x30, 0x31, 0x32, 0x40 };
/**
* 802.11b/g supported bitrates (in 500Kb/s units)
*/
-u8 libertas_bg_rates[MAX_RATES] =
+u8 lbs_bg_rates[MAX_RATES] =
{ 0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c,
0x00, 0x00 };
@@ -179,7 +179,7 @@ static u8 fw_data_rates[MAX_RATES] =
* @param idx The index of data rate
* @return data rate or 0
*/
-u32 libertas_fw_index_to_data_rate(u8 idx)
+u32 lbs_fw_index_to_data_rate(u8 idx)
{
if (idx >= sizeof(fw_data_rates))
idx = 0;
@@ -192,7 +192,7 @@ u32 libertas_fw_index_to_data_rate(u8 idx)
* @param rate data rate
* @return index or 0
*/
-u8 libertas_data_rate_to_fw_index(u32 rate)
+u8 lbs_data_rate_to_fw_index(u32 rate)
{
u8 i;
@@ -213,16 +213,18 @@ u8 libertas_data_rate_to_fw_index(u32 rate)
/**
* @brief Get function for sysfs attribute anycast_mask
*/
-static ssize_t libertas_anycast_get(struct device * dev,
+static ssize_t lbs_anycast_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
+ struct lbs_private *priv = to_net_dev(dev)->priv;
struct cmd_ds_mesh_access mesh_access;
+ int ret;
memset(&mesh_access, 0, sizeof(mesh_access));
- libertas_prepare_and_send_command(to_net_dev(dev)->priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_GET_ANYCAST,
- CMD_OPTION_WAITFORRSP, 0, (void *)&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]));
}
@@ -230,244 +232,191 @@ static ssize_t libertas_anycast_get(struct device * dev,
/**
* @brief Set function for sysfs attribute anycast_mask
*/
-static ssize_t libertas_anycast_set(struct device * dev,
+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)->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);
- libertas_prepare_and_send_command((to_net_dev(dev))->priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_SET_ANYCAST,
- CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);
+ ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_ANYCAST, &mesh_access);
+ if (ret)
+ return ret;
+
return strlen(buf);
}
-int libertas_add_rtap(wlan_private *priv);
-void libertas_remove_rtap(wlan_private *priv);
+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);
+
/**
* Get function for sysfs attribute rtap
*/
-static ssize_t libertas_rtap_get(struct device * dev,
+static ssize_t lbs_rtap_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
- wlan_private *priv = (wlan_private *) (to_net_dev(dev))->priv;
- wlan_adapter *adapter = priv->adapter;
- return snprintf(buf, 5, "0x%X\n", adapter->monitormode);
+ struct lbs_private *priv = to_net_dev(dev)->priv;
+ return snprintf(buf, 5, "0x%X\n", priv->monitormode);
}
/**
* Set function for sysfs attribute rtap
*/
-static ssize_t libertas_rtap_set(struct device * dev,
+static ssize_t lbs_rtap_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
int monitor_mode;
- wlan_private *priv = (wlan_private *) (to_net_dev(dev))->priv;
- wlan_adapter *adapter = priv->adapter;
+ struct lbs_private *priv = to_net_dev(dev)->priv;
sscanf(buf, "%x", &monitor_mode);
- if (monitor_mode != WLAN_MONITOR_OFF) {
- if(adapter->monitormode == monitor_mode)
+ if (monitor_mode != LBS_MONITOR_OFF) {
+ if(priv->monitormode == monitor_mode)
return strlen(buf);
- if (adapter->monitormode == WLAN_MONITOR_OFF) {
- if (adapter->mode == IW_MODE_INFRA)
- libertas_send_deauthentication(priv);
- else if (adapter->mode == IW_MODE_ADHOC)
- libertas_stop_adhoc_network(priv);
- libertas_add_rtap(priv);
+ if (priv->monitormode == LBS_MONITOR_OFF) {
+ if (priv->infra_open || priv->mesh_open)
+ return -EBUSY;
+ if (priv->mode == IW_MODE_INFRA)
+ lbs_send_deauthentication(priv);
+ else if (priv->mode == IW_MODE_ADHOC)
+ lbs_stop_adhoc_network(priv);
+ lbs_add_rtap(priv);
}
- adapter->monitormode = monitor_mode;
+ priv->monitormode = monitor_mode;
}
else {
- if(adapter->monitormode == WLAN_MONITOR_OFF)
+ if (priv->monitormode == LBS_MONITOR_OFF)
return strlen(buf);
- adapter->monitormode = WLAN_MONITOR_OFF;
- libertas_remove_rtap(priv);
- netif_wake_queue(priv->dev);
- netif_wake_queue(priv->mesh_dev);
+ priv->monitormode = LBS_MONITOR_OFF;
+ lbs_remove_rtap(priv);
+
+ if (priv->currenttxskb) {
+ dev_kfree_skb_any(priv->currenttxskb);
+ priv->currenttxskb = NULL;
+ }
+
+ /* Wake queues, command thread, etc. */
+ lbs_host_to_card_done(priv);
}
- libertas_prepare_and_send_command(priv,
+ lbs_prepare_and_send_command(priv,
CMD_802_11_MONITOR_MODE, CMD_ACT_SET,
- CMD_OPTION_WAITFORRSP, 0, &adapter->monitormode);
+ CMD_OPTION_WAITFORRSP, 0, &priv->monitormode);
return strlen(buf);
}
/**
- * libertas_rtap attribute to be exported per mshX interface
- * through sysfs (/sys/class/net/mshX/libertas-rtap)
+ * lbs_rtap attribute to be exported per ethX interface
+ * through sysfs (/sys/class/net/ethX/lbs_rtap)
*/
-static DEVICE_ATTR(libertas_rtap, 0644, libertas_rtap_get,
- libertas_rtap_set );
+static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set );
/**
- * anycast_mask attribute to be exported per mshX interface
- * through sysfs (/sys/class/net/mshX/anycast_mask)
+ * Get function for sysfs attribute mesh
*/
-static DEVICE_ATTR(anycast_mask, 0644, libertas_anycast_get, libertas_anycast_set);
-
-static ssize_t libertas_autostart_enabled_get(struct device * dev,
+static ssize_t lbs_mesh_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
- struct cmd_ds_mesh_access mesh_access;
-
- memset(&mesh_access, 0, sizeof(mesh_access));
- libertas_prepare_and_send_command(to_net_dev(dev)->priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_GET_AUTOSTART_ENABLED,
- CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);
-
- return sprintf(buf, "%d\n", le32_to_cpu(mesh_access.data[0]));
+ struct lbs_private *priv = to_net_dev(dev)->priv;
+ return snprintf(buf, 5, "0x%X\n", !!priv->mesh_dev);
}
-static ssize_t libertas_autostart_enabled_set(struct device * 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 cmd_ds_mesh_access mesh_access;
- uint32_t datum;
- wlan_private * priv = (to_net_dev(dev))->priv;
+ struct lbs_private *priv = to_net_dev(dev)->priv;
+ int enable;
int ret;
- memset(&mesh_access, 0, sizeof(mesh_access));
- sscanf(buf, "%d", &datum);
- mesh_access.data[0] = cpu_to_le32(datum);
+ sscanf(buf, "%x", &enable);
+ enable = !!enable;
+ if (enable == !!priv->mesh_dev)
+ return count;
+
+ ret = lbs_mesh_config(priv, enable, priv->curbssparams.channel);
+ if (ret)
+ return ret;
- ret = libertas_prepare_and_send_command(priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_SET_AUTOSTART_ENABLED,
- CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);
- if (ret == 0)
- priv->mesh_autostart_enabled = datum ? 1 : 0;
+ if (enable)
+ lbs_add_mesh(priv);
+ else
+ lbs_remove_mesh(priv);
- return strlen(buf);
+ return count;
}
-static DEVICE_ATTR(autostart_enabled, 0644,
- libertas_autostart_enabled_get, libertas_autostart_enabled_set);
+/**
+ * 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);
-static struct attribute *libertas_mesh_sysfs_entries[] = {
+/**
+ * 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);
+
+static struct attribute *lbs_mesh_sysfs_entries[] = {
&dev_attr_anycast_mask.attr,
- &dev_attr_autostart_enabled.attr,
NULL,
};
-static struct attribute_group libertas_mesh_attr_group = {
- .attrs = libertas_mesh_sysfs_entries,
+static struct attribute_group lbs_mesh_attr_group = {
+ .attrs = lbs_mesh_sysfs_entries,
};
/**
- * @brief Check if the device can be open and wait if necessary.
- *
- * @param dev A pointer to net_device structure
- * @return 0
- *
- * For USB adapter, on some systems the device open handler will be
- * called before FW ready. Use the following flag check and wait
- * function to work around the issue.
- *
- */
-static int pre_open_check(struct net_device *dev)
-{
- wlan_private *priv = (wlan_private *) dev->priv;
- wlan_adapter *adapter = priv->adapter;
- int i = 0;
-
- while (!adapter->fw_ready && i < 20) {
- i++;
- msleep_interruptible(100);
- }
- if (!adapter->fw_ready) {
- lbs_pr_err("firmware not ready\n");
- return -1;
- }
-
- return 0;
-}
-
-/**
- * @brief This function opens the device
+ * @brief This function opens the ethX or mshX interface
*
* @param dev A pointer to net_device structure
- * @return 0
+ * @return 0 or -EBUSY if monitor mode active
*/
-static int libertas_dev_open(struct net_device *dev)
+static int lbs_dev_open(struct net_device *dev)
{
- wlan_private *priv = (wlan_private *) dev->priv;
- wlan_adapter *adapter = priv->adapter;
+ struct lbs_private *priv = (struct lbs_private *) dev->priv ;
+ int ret = 0;
lbs_deb_enter(LBS_DEB_NET);
- priv->open = 1;
+ spin_lock_irq(&priv->driver_lock);
- if (adapter->connect_status == LIBERTAS_CONNECTED) {
- netif_carrier_on(priv->dev);
- if (priv->mesh_dev)
- netif_carrier_on(priv->mesh_dev);
- } else {
- netif_carrier_off(priv->dev);
- if (priv->mesh_dev)
- netif_carrier_off(priv->mesh_dev);
+ if (priv->monitormode != LBS_MONITOR_OFF) {
+ ret = -EBUSY;
+ goto out;
}
- lbs_deb_leave(LBS_DEB_NET);
- return 0;
-}
-/**
- * @brief This function opens the mshX interface
- *
- * @param dev A pointer to net_device structure
- * @return 0
- */
-static int libertas_mesh_open(struct net_device *dev)
-{
- wlan_private *priv = (wlan_private *) dev->priv ;
-
- if (pre_open_check(dev) == -1)
- return -1;
- priv->mesh_open = 1 ;
- netif_wake_queue(priv->mesh_dev);
- if (priv->infra_open == 0)
- return libertas_dev_open(priv->dev) ;
- return 0;
-}
-
-/**
- * @brief This function opens the ethX interface
- *
- * @param dev A pointer to net_device structure
- * @return 0
- */
-static int libertas_open(struct net_device *dev)
-{
- wlan_private *priv = (wlan_private *) dev->priv ;
-
- if(pre_open_check(dev) == -1)
- return -1;
- priv->infra_open = 1 ;
- netif_wake_queue(priv->dev);
- if (priv->open == 0)
- return libertas_dev_open(priv->dev) ;
- return 0;
-}
-
-static int libertas_dev_close(struct net_device *dev)
-{
- wlan_private *priv = dev->priv;
+ if (dev == priv->mesh_dev) {
+ priv->mesh_open = 1;
+ priv->mesh_connect_status = LBS_CONNECTED;
+ netif_carrier_on(dev);
+ } else {
+ priv->infra_open = 1;
- lbs_deb_enter(LBS_DEB_NET);
+ if (priv->connect_status == LBS_CONNECTED)
+ netif_carrier_on(dev);
+ else
+ netif_carrier_off(dev);
+ }
- netif_carrier_off(priv->dev);
- priv->open = 0;
+ if (!priv->tx_pending_len)
+ netif_wake_queue(dev);
+ out:
- lbs_deb_leave(LBS_DEB_NET);
- return 0;
+ spin_unlock_irq(&priv->driver_lock);
+ lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
+ return ret;
}
/**
@@ -476,16 +425,23 @@ static int libertas_dev_close(struct net_device *dev)
* @param dev A pointer to net_device structure
* @return 0
*/
-static int libertas_mesh_close(struct net_device *dev)
+static int lbs_mesh_stop(struct net_device *dev)
{
- wlan_private *priv = (wlan_private *) (dev->priv);
+ struct lbs_private *priv = (struct lbs_private *) (dev->priv);
+
+ lbs_deb_enter(LBS_DEB_MESH);
+ spin_lock_irq(&priv->driver_lock);
priv->mesh_open = 0;
- netif_stop_queue(priv->mesh_dev);
- if (priv->infra_open == 0)
- return libertas_dev_close(dev);
- else
- return 0;
+ priv->mesh_connect_status = LBS_DISCONNECTED;
+
+ netif_stop_queue(dev);
+ netif_carrier_off(dev);
+
+ spin_unlock_irq(&priv->driver_lock);
+
+ lbs_deb_leave(LBS_DEB_MESH);
+ return 0;
}
/**
@@ -494,134 +450,86 @@ static int libertas_mesh_close(struct net_device *dev)
* @param dev A pointer to net_device structure
* @return 0
*/
-static int libertas_close(struct net_device *dev)
-{
- wlan_private *priv = (wlan_private *) dev->priv;
-
- netif_stop_queue(dev);
- priv->infra_open = 0;
- if (priv->mesh_open == 0)
- return libertas_dev_close(dev);
- else
- return 0;
-}
-
-
-static int libertas_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static int lbs_eth_stop(struct net_device *dev)
{
- int ret = 0;
- wlan_private *priv = dev->priv;
+ struct lbs_private *priv = (struct lbs_private *) dev->priv;
lbs_deb_enter(LBS_DEB_NET);
- if (priv->dnld_sent || priv->adapter->TxLockFlag) {
- priv->stats.tx_dropped++;
- goto done;
- }
-
- netif_stop_queue(priv->dev);
- if (priv->mesh_dev)
- netif_stop_queue(priv->mesh_dev);
+ spin_lock_irq(&priv->driver_lock);
+ priv->infra_open = 0;
+ netif_stop_queue(dev);
+ spin_unlock_irq(&priv->driver_lock);
- if (libertas_process_tx(priv, skb) == 0)
- dev->trans_start = jiffies;
-done:
- lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
- return ret;
+ lbs_deb_leave(LBS_DEB_NET);
+ return 0;
}
-/**
- * @brief Mark mesh packets and handover them to libertas_hard_start_xmit
- *
- */
-static int libertas_mesh_pre_start_xmit(struct sk_buff *skb,
- struct net_device *dev)
+static void lbs_tx_timeout(struct net_device *dev)
{
- wlan_private *priv = dev->priv;
- int ret;
-
- lbs_deb_enter(LBS_DEB_MESH);
- if(priv->adapter->monitormode != WLAN_MONITOR_OFF) {
- netif_stop_queue(dev);
- return -EOPNOTSUPP;
- }
-
- SET_MESH_FRAME(skb);
+ struct lbs_private *priv = (struct lbs_private *) dev->priv;
- ret = libertas_hard_start_xmit(skb, priv->dev);
- lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
- return ret;
-}
+ lbs_deb_enter(LBS_DEB_TX);
-/**
- * @brief Mark non-mesh packets and handover them to libertas_hard_start_xmit
- *
- */
-static int libertas_pre_start_xmit(struct sk_buff *skb, struct net_device *dev)
-{
- wlan_private *priv = dev->priv;
- int ret;
+ lbs_pr_err("tx watch dog timeout\n");
- lbs_deb_enter(LBS_DEB_NET);
+ dev->trans_start = jiffies;
- if(priv->adapter->monitormode != WLAN_MONITOR_OFF) {
- netif_stop_queue(dev);
- return -EOPNOTSUPP;
+ if (priv->currenttxskb) {
+ priv->eventcause = 0x01000000;
+ lbs_send_tx_feedback(priv);
}
+ /* XX: Shouldn't we also call into the hw-specific driver
+ to kick it somehow? */
+ lbs_host_to_card_done(priv);
- UNSET_MESH_FRAME(skb);
+ /* More often than not, this actually happens because the
+ firmware has crapped itself -- rather than just a very
+ busy medium. So send a harmless command, and if/when
+ _that_ times out, we'll kick it in the head. */
+ lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
+ 0, 0, NULL);
- ret = libertas_hard_start_xmit(skb, dev);
- lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
- return ret;
+ lbs_deb_leave(LBS_DEB_TX);
}
-static void libertas_tx_timeout(struct net_device *dev)
+void lbs_host_to_card_done(struct lbs_private *priv)
{
- wlan_private *priv = (wlan_private *) dev->priv;
+ unsigned long flags;
- lbs_deb_enter(LBS_DEB_TX);
+ lbs_deb_enter(LBS_DEB_THREAD);
- lbs_pr_err("tx watch dog timeout\n");
+ spin_lock_irqsave(&priv->driver_lock, flags);
priv->dnld_sent = DNLD_RES_RECEIVED;
- dev->trans_start = jiffies;
- if (priv->adapter->currenttxskb) {
- if (priv->adapter->monitormode != WLAN_MONITOR_OFF) {
- /* If we are here, we have not received feedback from
- the previous packet. Assume TX_FAIL and move on. */
- priv->adapter->eventcause = 0x01000000;
- libertas_send_tx_feedback(priv);
- } else
- wake_up_interruptible(&priv->waitq);
- } else if (priv->adapter->connect_status == LIBERTAS_CONNECTED) {
- netif_wake_queue(priv->dev);
- if (priv->mesh_dev)
- netif_wake_queue(priv->mesh_dev);
- }
+ /* Wake main thread if commands are pending */
+ if (!priv->cur_cmd || priv->tx_pending_len > 0)
+ wake_up_interruptible(&priv->waitq);
- lbs_deb_leave(LBS_DEB_TX);
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+ lbs_deb_leave(LBS_DEB_THREAD);
}
+EXPORT_SYMBOL_GPL(lbs_host_to_card_done);
/**
* @brief This function returns the network statistics
*
- * @param dev A pointer to wlan_private structure
+ * @param dev A pointer to struct lbs_private structure
* @return A pointer to net_device_stats structure
*/
-static struct net_device_stats *libertas_get_stats(struct net_device *dev)
+static struct net_device_stats *lbs_get_stats(struct net_device *dev)
{
- wlan_private *priv = (wlan_private *) dev->priv;
+ struct lbs_private *priv = (struct lbs_private *) dev->priv;
+ lbs_deb_enter(LBS_DEB_NET);
return &priv->stats;
}
-static int libertas_set_mac_address(struct net_device *dev, void *addr)
+static int lbs_set_mac_address(struct net_device *dev, void *addr)
{
int ret = 0;
- wlan_private *priv = (wlan_private *) dev->priv;
- wlan_adapter *adapter = priv->adapter;
+ struct lbs_private *priv = (struct lbs_private *) dev->priv;
struct sockaddr *phwaddr = addr;
lbs_deb_enter(LBS_DEB_NET);
@@ -629,15 +537,15 @@ static int libertas_set_mac_address(struct net_device *dev, void *addr)
/* In case it was called from the mesh device */
dev = priv->dev ;
- memset(adapter->current_addr, 0, ETH_ALEN);
+ memset(priv->current_addr, 0, ETH_ALEN);
/* dev->dev_addr is 8 bytes */
lbs_deb_hex(LBS_DEB_NET, "dev->dev_addr", dev->dev_addr, ETH_ALEN);
lbs_deb_hex(LBS_DEB_NET, "addr", phwaddr->sa_data, ETH_ALEN);
- memcpy(adapter->current_addr, phwaddr->sa_data, ETH_ALEN);
+ memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN);
- ret = libertas_prepare_and_send_command(priv, CMD_802_11_MAC_ADDRESS,
+ ret = lbs_prepare_and_send_command(priv, CMD_802_11_MAC_ADDRESS,
CMD_ACT_SET,
CMD_OPTION_WAITFORRSP, 0, NULL);
@@ -647,89 +555,86 @@ static int libertas_set_mac_address(struct net_device *dev, void *addr)
goto done;
}
- lbs_deb_hex(LBS_DEB_NET, "adapter->macaddr", adapter->current_addr, ETH_ALEN);
- memcpy(dev->dev_addr, adapter->current_addr, ETH_ALEN);
+ lbs_deb_hex(LBS_DEB_NET, "priv->macaddr", priv->current_addr, ETH_ALEN);
+ memcpy(dev->dev_addr, priv->current_addr, ETH_ALEN);
if (priv->mesh_dev)
- memcpy(priv->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN);
+ memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
done:
lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret);
return ret;
}
-static int libertas_copy_multicast_address(wlan_adapter * adapter,
+static int lbs_copy_multicast_address(struct lbs_private *priv,
struct net_device *dev)
{
int i = 0;
struct dev_mc_list *mcptr = dev->mc_list;
for (i = 0; i < dev->mc_count; i++) {
- memcpy(&adapter->multicastlist[i], mcptr->dmi_addr, ETH_ALEN);
+ memcpy(&priv->multicastlist[i], mcptr->dmi_addr, ETH_ALEN);
mcptr = mcptr->next;
}
-
return i;
-
}
-static void libertas_set_multicast_list(struct net_device *dev)
+static void lbs_set_multicast_list(struct net_device *dev)
{
- wlan_private *priv = dev->priv;
- wlan_adapter *adapter = priv->adapter;
+ struct lbs_private *priv = dev->priv;
int oldpacketfilter;
DECLARE_MAC_BUF(mac);
lbs_deb_enter(LBS_DEB_NET);
- oldpacketfilter = adapter->currentpacketfilter;
+ oldpacketfilter = priv->currentpacketfilter;
if (dev->flags & IFF_PROMISC) {
lbs_deb_net("enable promiscuous mode\n");
- adapter->currentpacketfilter |=
+ priv->currentpacketfilter |=
CMD_ACT_MAC_PROMISCUOUS_ENABLE;
- adapter->currentpacketfilter &=
+ priv->currentpacketfilter &=
~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE |
CMD_ACT_MAC_MULTICAST_ENABLE);
} else {
/* Multicast */
- adapter->currentpacketfilter &=
+ priv->currentpacketfilter &=
~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");
- adapter->currentpacketfilter |=
+ priv->currentpacketfilter |=
CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
- adapter->currentpacketfilter &=
+ priv->currentpacketfilter &=
~CMD_ACT_MAC_MULTICAST_ENABLE;
} else {
- adapter->currentpacketfilter &=
+ priv->currentpacketfilter &=
~CMD_ACT_MAC_ALL_MULTICAST_ENABLE;
if (!dev->mc_count) {
lbs_deb_net("no multicast addresses, "
"disabling multicast\n");
- adapter->currentpacketfilter &=
+ priv->currentpacketfilter &=
~CMD_ACT_MAC_MULTICAST_ENABLE;
} else {
int i;
- adapter->currentpacketfilter |=
+ priv->currentpacketfilter |=
CMD_ACT_MAC_MULTICAST_ENABLE;
- adapter->nr_of_multicastmacaddr =
- libertas_copy_multicast_address(adapter, dev);
+ 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",
+ lbs_deb_net("Multicast address %d: %s\n",
i, print_mac(mac,
- adapter->multicastlist[i]));
+ priv->multicastlist[i]));
}
/* send multicast addresses to firmware */
- libertas_prepare_and_send_command(priv,
+ lbs_prepare_and_send_command(priv,
CMD_MAC_MULTICAST_ADR,
CMD_ACT_SET, 0, 0,
NULL);
@@ -737,26 +642,25 @@ static void libertas_set_multicast_list(struct net_device *dev)
}
}
- if (adapter->currentpacketfilter != oldpacketfilter) {
- libertas_set_mac_packet_filter(priv);
+ if (priv->currentpacketfilter != oldpacketfilter) {
+ lbs_set_mac_packet_filter(priv);
}
lbs_deb_leave(LBS_DEB_NET);
}
/**
- * @brief This function handles the major jobs in the WLAN driver.
+ * @brief This function handles the major jobs in the LBS driver.
* It handles all events generated by firmware, RX data received
* from firmware and TX data sent from kernel.
*
- * @param data A pointer to wlan_thread structure
+ * @param data A pointer to lbs_thread structure
* @return 0
*/
-static int libertas_thread(void *data)
+static int lbs_thread(void *data)
{
struct net_device *dev = data;
- wlan_private *priv = dev->priv;
- wlan_adapter *adapter = priv->adapter;
+ struct lbs_private *priv = dev->priv;
wait_queue_t wait;
u8 ireg = 0;
@@ -764,215 +668,291 @@ static int libertas_thread(void *data)
init_waitqueue_entry(&wait, current);
- set_freezable();
for (;;) {
- lbs_deb_thread( "main-thread 111: intcounter=%d "
- "currenttxskb=%p dnld_sent=%d\n",
- adapter->intcounter,
- adapter->currenttxskb, priv->dnld_sent);
+ int shouldsleep;
+
+ lbs_deb_thread( "main-thread 111: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
+ priv->intcounter, priv->currenttxskb, priv->dnld_sent);
add_wait_queue(&priv->waitq, &wait);
set_current_state(TASK_INTERRUPTIBLE);
- spin_lock_irq(&adapter->driver_lock);
- if ((adapter->psstate == PS_STATE_SLEEP) ||
- (!adapter->intcounter
- && (priv->dnld_sent || adapter->cur_cmd ||
- list_empty(&adapter->cmdpendingq)))) {
- lbs_deb_thread(
- "main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n",
- adapter->connect_status, adapter->intcounter,
- adapter->psmode, adapter->psstate);
- spin_unlock_irq(&adapter->driver_lock);
+ spin_lock_irq(&priv->driver_lock);
+
+ if (kthread_should_stop())
+ shouldsleep = 0; /* Bye */
+ else if (priv->surpriseremoved)
+ 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; /* Firmware not ready. We're waiting for it */
+ else if (priv->dnld_sent)
+ 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->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
+ 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);
+ spin_unlock_irq(&priv->driver_lock);
schedule();
} else
- spin_unlock_irq(&adapter->driver_lock);
+ spin_unlock_irq(&priv->driver_lock);
- lbs_deb_thread(
- "main-thread 222 (waking up): intcounter=%d currenttxskb=%p "
- "dnld_sent=%d\n", adapter->intcounter,
- adapter->currenttxskb, priv->dnld_sent);
+ lbs_deb_thread("main-thread 222 (waking up): intcounter=%d currenttxskb=%p dnld_sent=%d\n",
+ priv->intcounter, priv->currenttxskb, priv->dnld_sent);
set_current_state(TASK_RUNNING);
remove_wait_queue(&priv->waitq, &wait);
- try_to_freeze();
-
- lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p "
- "dnld_sent=%d\n",
- adapter->intcounter,
- adapter->currenttxskb, priv->dnld_sent);
-
- if (kthread_should_stop()
- || adapter->surpriseremoved) {
- lbs_deb_thread(
- "main-thread: break from main thread: surpriseremoved=0x%x\n",
- adapter->surpriseremoved);
+
+ lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
+ priv->intcounter, priv->currenttxskb, priv->dnld_sent);
+
+ if (kthread_should_stop()) {
+ lbs_deb_thread("main-thread: break from main thread\n");
break;
}
+ if (priv->surpriseremoved) {
+ lbs_deb_thread("adapter removed; waiting to die...\n");
+ continue;
+ }
+
+ spin_lock_irq(&priv->driver_lock);
- spin_lock_irq(&adapter->driver_lock);
- if (adapter->intcounter) {
+ if (priv->intcounter) {
u8 int_status;
- adapter->intcounter = 0;
+
+ 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(&adapter->driver_lock);
+ lbs_deb_thread("main-thread: reading HOST_INT_STATUS_REG failed\n");
+ spin_unlock_irq(&priv->driver_lock);
continue;
}
- adapter->hisregcpy |= ireg;
+ priv->hisregcpy |= ireg;
}
- lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p "
- "dnld_sent=%d\n",
- adapter->intcounter,
- adapter->currenttxskb, priv->dnld_sent);
+ lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p dnld_sent=%d\n",
+ priv->intcounter, priv->currenttxskb, priv->dnld_sent);
/* command response? */
- if (adapter->hisregcpy & MRVDRV_CMD_UPLD_RDY) {
+ if (priv->hisregcpy & MRVDRV_CMD_UPLD_RDY) {
lbs_deb_thread("main-thread: cmd response ready\n");
- adapter->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY;
- spin_unlock_irq(&adapter->driver_lock);
- libertas_process_rx_command(priv);
- spin_lock_irq(&adapter->driver_lock);
+ priv->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY;
+ spin_unlock_irq(&priv->driver_lock);
+ lbs_process_rx_command(priv);
+ spin_lock_irq(&priv->driver_lock);
}
+ 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));
+ lbs_complete_command(priv, cmdnode, -ETIMEDOUT);
+ priv->nr_retries = 0;
+ } 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);
+
+ /* Stick it back at the _top_ of the pending queue
+ for immediate resubmission */
+ list_add(&cmdnode->list, &priv->cmdpendingq);
+ }
+ }
+ priv->cmd_timed_out = 0;
+
/* Any Card Event */
- if (adapter->hisregcpy & MRVDRV_CARDEVENT) {
+ if (priv->hisregcpy & MRVDRV_CARDEVENT) {
lbs_deb_thread("main-thread: Card Event Activity\n");
- adapter->hisregcpy &= ~MRVDRV_CARDEVENT;
+ priv->hisregcpy &= ~MRVDRV_CARDEVENT;
if (priv->hw_read_event_cause(priv)) {
- lbs_pr_alert(
- "main-thread: hw_read_event_cause failed\n");
- spin_unlock_irq(&adapter->driver_lock);
+ lbs_pr_alert("main-thread: hw_read_event_cause failed\n");
+ spin_unlock_irq(&priv->driver_lock);
continue;
}
- spin_unlock_irq(&adapter->driver_lock);
- libertas_process_event(priv);
+ spin_unlock_irq(&priv->driver_lock);
+ lbs_process_event(priv);
} else
- spin_unlock_irq(&adapter->driver_lock);
+ spin_unlock_irq(&priv->driver_lock);
+
+ if (!priv->fw_ready)
+ continue;
/* Check if we need to confirm Sleep Request received previously */
- if (adapter->psstate == PS_STATE_PRE_SLEEP) {
- if (!priv->dnld_sent && !adapter->cur_cmd) {
- if (adapter->connect_status ==
- LIBERTAS_CONNECTED) {
- lbs_deb_thread(
- "main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p "
- "dnld_sent=%d cur_cmd=%p, confirm now\n",
- adapter->intcounter,
- adapter->currenttxskb,
- priv->dnld_sent,
- adapter->cur_cmd);
-
- libertas_ps_confirm_sleep(priv,
- (u16) adapter->psmode);
- } else {
- /* workaround for firmware sending
- * deauth/linkloss event immediately
- * after sleep request, remove this
- * after firmware fixes it
- */
- adapter->psstate = PS_STATE_AWAKE;
- lbs_pr_alert(
- "main-thread: ignore PS_SleepConfirm in non-connected state\n");
- }
+ 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_ps_confirm_sleep(priv, (u16) priv->psmode);
+ } else {
+ /* workaround for firmware sending
+ * deauth/linkloss event immediately
+ * after sleep request; remove this
+ * after firmware fixes it
+ */
+ priv->psstate = PS_STATE_AWAKE;
+ lbs_pr_alert("main-thread: ignore PS_SleepConfirm in non-connected state\n");
}
}
/* The PS state is changed during processing of Sleep Request
* event above
*/
- if ((priv->adapter->psstate == PS_STATE_SLEEP) ||
- (priv->adapter->psstate == PS_STATE_PRE_SLEEP))
+ if ((priv->psstate == PS_STATE_SLEEP) ||
+ (priv->psstate == PS_STATE_PRE_SLEEP))
continue;
/* Execute the next command */
- if (!priv->dnld_sent && !priv->adapter->cur_cmd)
- libertas_execute_next_command(priv);
+ if (!priv->dnld_sent && !priv->cur_cmd)
+ lbs_execute_next_command(priv);
/* Wake-up command waiters which can't sleep in
- * libertas_prepare_and_send_command
+ * lbs_prepare_and_send_command
*/
- if (!adapter->nr_cmd_pending)
- wake_up_all(&adapter->cmd_pending);
-
- libertas_tx_runqueue(priv);
+ if (!list_empty(&priv->cmdpendingq))
+ wake_up_all(&priv->cmd_pending);
+
+ spin_lock_irq(&priv->driver_lock);
+ if (!priv->dnld_sent && priv->tx_pending_len > 0) {
+ int ret = priv->hw_host_to_card(priv, MVMS_DAT,
+ priv->tx_pending_buf,
+ priv->tx_pending_len);
+ if (ret) {
+ lbs_deb_tx("host_to_card failed %d\n", ret);
+ priv->dnld_sent = DNLD_RES_RECEIVED;
+ }
+ priv->tx_pending_len = 0;
+ if (!priv->currenttxskb) {
+ /* We can wake the queues immediately if we aren't
+ waiting for TX feedback */
+ if (priv->connect_status == LBS_CONNECTED)
+ netif_wake_queue(priv->dev);
+ if (priv->mesh_dev &&
+ priv->mesh_connect_status == LBS_CONNECTED)
+ netif_wake_queue(priv->mesh_dev);
+ }
+ }
+ spin_unlock_irq(&priv->driver_lock);
}
- del_timer(&adapter->command_timer);
- adapter->nr_cmd_pending = 0;
- wake_up_all(&adapter->cmd_pending);
+ del_timer(&priv->command_timer);
+ wake_up_all(&priv->cmd_pending);
lbs_deb_leave(LBS_DEB_THREAD);
return 0;
}
+static int lbs_suspend_callback(struct lbs_private *priv, unsigned long dummy,
+ struct cmd_header *cmd)
+{
+ lbs_deb_enter(LBS_DEB_FW);
+
+ netif_device_detach(priv->dev);
+ if (priv->mesh_dev)
+ netif_device_detach(priv->mesh_dev);
+
+ priv->fw_ready = 0;
+ lbs_deb_leave(LBS_DEB_FW);
+ return 0;
+}
+
+int lbs_suspend(struct lbs_private *priv)
+{
+ struct cmd_header cmd;
+ int ret;
+
+ lbs_deb_enter(LBS_DEB_FW);
+
+ if (priv->wol_criteria == 0xffffffff) {
+ lbs_pr_info("Suspend attempt without configuring wake params!\n");
+ return -EINVAL;
+ }
+
+ memset(&cmd, 0, sizeof(cmd));
+
+ ret = __lbs_cmd(priv, CMD_802_11_HOST_SLEEP_ACTIVATE, &cmd,
+ sizeof(cmd), lbs_suspend_callback, 0);
+ if (ret)
+ lbs_pr_info("HOST_SLEEP_ACTIVATE failed: %d\n", ret);
+
+ lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(lbs_suspend);
+
+int lbs_resume(struct lbs_private *priv)
+{
+ lbs_deb_enter(LBS_DEB_FW);
+
+ priv->fw_ready = 1;
+
+ /* Firmware doesn't seem to give us RX packets any more
+ until we send it some command. Might as well update */
+ lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
+ 0, 0, NULL);
+
+ netif_device_attach(priv->dev);
+ if (priv->mesh_dev)
+ netif_device_attach(priv->mesh_dev);
+
+ lbs_deb_leave(LBS_DEB_FW);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(lbs_resume);
+
/**
* @brief This function downloads firmware image, gets
* HW spec from firmware and set basic parameters to
* firmware.
*
- * @param priv A pointer to wlan_private structure
+ * @param priv A pointer to struct lbs_private structure
* @return 0 or -1
*/
-static int wlan_setup_firmware(wlan_private * priv)
+static int lbs_setup_firmware(struct lbs_private *priv)
{
int ret = -1;
- wlan_adapter *adapter = priv->adapter;
- struct cmd_ds_mesh_access mesh_access;
lbs_deb_enter(LBS_DEB_FW);
/*
* Read MAC address from HW
*/
- memset(adapter->current_addr, 0xff, ETH_ALEN);
-
- ret = libertas_prepare_and_send_command(priv, CMD_GET_HW_SPEC,
- 0, CMD_OPTION_WAITFORRSP, 0, NULL);
-
+ memset(priv->current_addr, 0xff, ETH_ALEN);
+ ret = lbs_update_hw_spec(priv);
if (ret) {
ret = -1;
goto done;
}
- libertas_set_mac_packet_filter(priv);
-
- /* Get the supported Data rates */
- ret = libertas_prepare_and_send_command(priv, CMD_802_11_DATA_RATE,
- CMD_ACT_GET_TX_RATE,
- CMD_OPTION_WAITFORRSP, 0, NULL);
+ lbs_set_mac_packet_filter(priv);
- if (ret) {
+ ret = lbs_get_data_rate(priv);
+ if (ret < 0) {
ret = -1;
goto done;
}
- /* Disable mesh autostart */
- if (priv->mesh_dev) {
- memset(&mesh_access, 0, sizeof(mesh_access));
- mesh_access.data[0] = cpu_to_le32(0);
- ret = libertas_prepare_and_send_command(priv,
- CMD_MESH_ACCESS,
- CMD_ACT_MESH_SET_AUTOSTART_ENABLED,
- CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access);
- if (ret) {
- ret = -1;
- goto done;
- }
- priv->mesh_autostart_enabled = 0;
- }
-
- /* Set the boot2 version in firmware */
- ret = libertas_prepare_and_send_command(priv, CMD_SET_BOOT2_VER,
- 0, CMD_OPTION_WAITFORRSP, 0, NULL);
-
ret = 0;
done:
lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret);
@@ -985,164 +965,130 @@ done:
*/
static void command_timer_fn(unsigned long data)
{
- wlan_private *priv = (wlan_private *)data;
- wlan_adapter *adapter = priv->adapter;
- struct cmd_ctrl_node *ptempnode;
- struct cmd_ds_command *cmd;
+ struct lbs_private *priv = (struct lbs_private *)data;
unsigned long flags;
- ptempnode = adapter->cur_cmd;
- if (ptempnode == NULL) {
- lbs_deb_fw("ptempnode empty\n");
- return;
- }
+ lbs_deb_enter(LBS_DEB_CMD);
+ spin_lock_irqsave(&priv->driver_lock, flags);
- cmd = (struct cmd_ds_command *)ptempnode->bufvirtualaddr;
- if (!cmd) {
- lbs_deb_fw("cmd is NULL\n");
- return;
+ if (!priv->cur_cmd) {
+ lbs_pr_info("Command timer expired; no pending command\n");
+ goto out;
}
- lbs_deb_fw("command_timer_fn fired, cmd %x\n", cmd->command);
-
- if (!adapter->fw_ready)
- return;
-
- spin_lock_irqsave(&adapter->driver_lock, flags);
- adapter->cur_cmd = NULL;
- spin_unlock_irqrestore(&adapter->driver_lock, flags);
-
- lbs_deb_fw("re-sending same command because of timeout\n");
- libertas_queue_cmd(adapter, ptempnode, 0);
+ lbs_pr_info("Command %x timed out\n", le16_to_cpu(priv->cur_cmd->cmdbuf->command));
+ priv->cmd_timed_out = 1;
wake_up_interruptible(&priv->waitq);
-
- return;
+out:
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
+ lbs_deb_leave(LBS_DEB_CMD);
}
-static int libertas_init_adapter(wlan_private * priv)
+static int lbs_init_adapter(struct lbs_private *priv)
{
- wlan_adapter *adapter = priv->adapter;
size_t bufsize;
int i, ret = 0;
+ lbs_deb_enter(LBS_DEB_MAIN);
+
/* Allocate buffer to store the BSSID list */
bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor);
- adapter->networks = kzalloc(bufsize, GFP_KERNEL);
- if (!adapter->networks) {
+ priv->networks = kzalloc(bufsize, GFP_KERNEL);
+ if (!priv->networks) {
lbs_pr_err("Out of memory allocating beacons\n");
ret = -1;
goto out;
}
/* Initialize scan result lists */
- INIT_LIST_HEAD(&adapter->network_free_list);
- INIT_LIST_HEAD(&adapter->network_list);
+ INIT_LIST_HEAD(&priv->network_free_list);
+ INIT_LIST_HEAD(&priv->network_list);
for (i = 0; i < MAX_NETWORK_COUNT; i++) {
- list_add_tail(&adapter->networks[i].list,
- &adapter->network_free_list);
+ list_add_tail(&priv->networks[i].list,
+ &priv->network_free_list);
}
- adapter->libertas_ps_confirm_sleep.seqnum = cpu_to_le16(++adapter->seqnum);
- adapter->libertas_ps_confirm_sleep.command =
+ priv->lbs_ps_confirm_sleep.seqnum = cpu_to_le16(++priv->seqnum);
+ priv->lbs_ps_confirm_sleep.command =
cpu_to_le16(CMD_802_11_PS_MODE);
- adapter->libertas_ps_confirm_sleep.size =
+ priv->lbs_ps_confirm_sleep.size =
cpu_to_le16(sizeof(struct PS_CMD_ConfirmSleep));
- adapter->libertas_ps_confirm_sleep.action =
+ priv->lbs_ps_confirm_sleep.action =
cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED);
- memset(adapter->current_addr, 0xff, ETH_ALEN);
-
- adapter->connect_status = LIBERTAS_DISCONNECTED;
- adapter->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
- adapter->mode = IW_MODE_INFRA;
- adapter->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL;
- adapter->currentpacketfilter = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
- adapter->radioon = RADIO_ON;
- adapter->auto_rate = 1;
- adapter->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
- adapter->psmode = WLAN802_11POWERMODECAM;
- adapter->psstate = PS_STATE_FULL_POWER;
+ memset(priv->current_addr, 0xff, ETH_ALEN);
- mutex_init(&adapter->lock);
+ priv->connect_status = LBS_DISCONNECTED;
+ priv->mesh_connect_status = LBS_DISCONNECTED;
+ priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
+ priv->mode = IW_MODE_INFRA;
+ priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL;
+ priv->currentpacketfilter = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON;
+ priv->radioon = RADIO_ON;
+ priv->auto_rate = 1;
+ priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE;
+ priv->psmode = LBS802_11POWERMODECAM;
+ priv->psstate = PS_STATE_FULL_POWER;
- memset(&adapter->tx_queue_ps, 0, NR_TX_QUEUE*sizeof(struct sk_buff*));
- adapter->tx_queue_idx = 0;
- spin_lock_init(&adapter->txqueue_lock);
+ mutex_init(&priv->lock);
- setup_timer(&adapter->command_timer, command_timer_fn,
- (unsigned long)priv);
+ setup_timer(&priv->command_timer, command_timer_fn,
+ (unsigned long)priv);
- INIT_LIST_HEAD(&adapter->cmdfreeq);
- INIT_LIST_HEAD(&adapter->cmdpendingq);
+ INIT_LIST_HEAD(&priv->cmdfreeq);
+ INIT_LIST_HEAD(&priv->cmdpendingq);
- spin_lock_init(&adapter->driver_lock);
- init_waitqueue_head(&adapter->cmd_pending);
- adapter->nr_cmd_pending = 0;
+ spin_lock_init(&priv->driver_lock);
+ init_waitqueue_head(&priv->cmd_pending);
/* Allocate the command buffers */
- if (libertas_allocate_cmd_buffer(priv)) {
+ if (lbs_allocate_cmd_buffer(priv)) {
lbs_pr_err("Out of memory allocating command buffers\n");
ret = -1;
}
out:
+ lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
+
return ret;
}
-static void libertas_free_adapter(wlan_private * priv)
+static void lbs_free_adapter(struct lbs_private *priv)
{
- wlan_adapter *adapter = priv->adapter;
-
- if (!adapter) {
- lbs_deb_fw("why double free adapter?\n");
- return;
- }
-
- lbs_deb_fw("free command buffer\n");
- libertas_free_cmd_buffer(priv);
-
- lbs_deb_fw("free command_timer\n");
- del_timer(&adapter->command_timer);
+ lbs_deb_enter(LBS_DEB_MAIN);
- lbs_deb_fw("free scan results table\n");
- kfree(adapter->networks);
- adapter->networks = NULL;
+ lbs_free_cmd_buffer(priv);
+ del_timer(&priv->command_timer);
+ kfree(priv->networks);
+ priv->networks = NULL;
- /* Free the adapter object itself */
- lbs_deb_fw("free adapter\n");
- kfree(adapter);
- priv->adapter = NULL;
+ lbs_deb_leave(LBS_DEB_MAIN);
}
/**
* @brief This function adds the card. it will probe the
- * card, allocate the wlan_priv and initialize the device.
+ * card, allocate the lbs_priv and initialize the device.
*
* @param card A pointer to card
- * @return A pointer to wlan_private structure
+ * @return A pointer to struct lbs_private structure
*/
-wlan_private *libertas_add_card(void *card, struct device *dmdev)
+struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
{
struct net_device *dev = NULL;
- wlan_private *priv = NULL;
+ struct lbs_private *priv = NULL;
- lbs_deb_enter(LBS_DEB_NET);
+ lbs_deb_enter(LBS_DEB_MAIN);
/* Allocate an Ethernet device and register it */
- if (!(dev = alloc_etherdev(sizeof(wlan_private)))) {
+ dev = alloc_etherdev(sizeof(struct lbs_private));
+ if (!dev) {
lbs_pr_err("init ethX device failed\n");
goto done;
}
priv = dev->priv;
- /* allocate buffer for wlan_adapter */
- if (!(priv->adapter = kzalloc(sizeof(wlan_adapter), GFP_KERNEL))) {
- lbs_pr_err("allocate buffer for wlan_adapter failed\n");
- goto err_kzalloc;
- }
-
- if (libertas_init_adapter(priv)) {
+ if (lbs_init_adapter(priv)) {
lbs_pr_err("failed to initialize adapter structure.\n");
goto err_init_adapter;
}
@@ -1151,81 +1097,78 @@ wlan_private *libertas_add_card(void *card, struct device *dmdev)
priv->card = card;
priv->mesh_open = 0;
priv->infra_open = 0;
- priv->hotplug_device = dmdev;
/* Setup the OS Interface to our functions */
- dev->open = libertas_open;
- dev->hard_start_xmit = libertas_pre_start_xmit;
- dev->stop = libertas_close;
- dev->set_mac_address = libertas_set_mac_address;
- dev->tx_timeout = libertas_tx_timeout;
- dev->get_stats = libertas_get_stats;
+ dev->open = lbs_dev_open;
+ dev->hard_start_xmit = lbs_hard_start_xmit;
+ dev->stop = lbs_eth_stop;
+ dev->set_mac_address = lbs_set_mac_address;
+ dev->tx_timeout = lbs_tx_timeout;
+ dev->get_stats = lbs_get_stats;
dev->watchdog_timeo = 5 * HZ;
- dev->ethtool_ops = &libertas_ethtool_ops;
+ dev->ethtool_ops = &lbs_ethtool_ops;
#ifdef WIRELESS_EXT
- dev->wireless_handlers = (struct iw_handler_def *)&libertas_handler_def;
+ dev->wireless_handlers = (struct iw_handler_def *)&lbs_handler_def;
#endif
dev->flags |= IFF_BROADCAST | IFF_MULTICAST;
- dev->set_multicast_list = libertas_set_multicast_list;
+ dev->set_multicast_list = lbs_set_multicast_list;
SET_NETDEV_DEV(dev, dmdev);
priv->rtap_net_dev = NULL;
- if (device_create_file(dmdev, &dev_attr_libertas_rtap))
- goto err_init_adapter;
lbs_deb_thread("Starting main thread...\n");
init_waitqueue_head(&priv->waitq);
- priv->main_thread = kthread_run(libertas_thread, dev, "libertas_main");
+ priv->main_thread = kthread_run(lbs_thread, dev, "lbs_main");
if (IS_ERR(priv->main_thread)) {
lbs_deb_thread("Error creating main thread.\n");
- goto err_kthread_run;
+ goto err_init_adapter;
}
- priv->work_thread = create_singlethread_workqueue("libertas_worker");
- INIT_DELAYED_WORK(&priv->assoc_work, libertas_association_worker);
- INIT_DELAYED_WORK(&priv->scan_work, libertas_scan_worker);
- INIT_WORK(&priv->sync_channel, libertas_sync_channel);
+ 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->sync_channel, lbs_sync_channel);
- goto done;
+ sprintf(priv->mesh_ssid, "mesh");
+ priv->mesh_ssid_len = 4;
-err_kthread_run:
- device_remove_file(dmdev, &dev_attr_libertas_rtap);
+ priv->wol_criteria = 0xffffffff;
+ priv->wol_gpio = 0xff;
-err_init_adapter:
- libertas_free_adapter(priv);
+ goto done;
-err_kzalloc:
+err_init_adapter:
+ lbs_free_adapter(priv);
free_netdev(dev);
priv = NULL;
done:
- lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv);
+ lbs_deb_leave_args(LBS_DEB_MAIN, "priv %p", priv);
return priv;
}
-EXPORT_SYMBOL_GPL(libertas_add_card);
+EXPORT_SYMBOL_GPL(lbs_add_card);
-int libertas_remove_card(wlan_private *priv)
+int lbs_remove_card(struct lbs_private *priv)
{
- wlan_adapter *adapter = priv->adapter;
struct net_device *dev = priv->dev;
union iwreq_data wrqu;
lbs_deb_enter(LBS_DEB_MAIN);
- libertas_remove_rtap(priv);
+ lbs_remove_mesh(priv);
+ lbs_remove_rtap(priv);
dev = priv->dev;
- device_remove_file(priv->hotplug_device, &dev_attr_libertas_rtap);
cancel_delayed_work(&priv->scan_work);
cancel_delayed_work(&priv->assoc_work);
destroy_workqueue(priv->work_thread);
- if (adapter->psmode == WLAN802_11POWERMODEMAX_PSP) {
- adapter->psmode = WLAN802_11POWERMODECAM;
- libertas_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
+ if (priv->psmode == LBS802_11POWERMODEMAX_PSP) {
+ priv->psmode = LBS802_11POWERMODECAM;
+ lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
}
memset(wrqu.ap_addr.sa_data, 0xaa, ETH_ALEN);
@@ -1233,10 +1176,10 @@ int libertas_remove_card(wlan_private *priv)
wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
/* Stop the thread servicing the interrupts */
- adapter->surpriseremoved = 1;
+ priv->surpriseremoved = 1;
kthread_stop(priv->main_thread);
- libertas_free_adapter(priv);
+ lbs_free_adapter(priv);
priv->dev = NULL;
free_netdev(dev);
@@ -1244,10 +1187,10 @@ int libertas_remove_card(wlan_private *priv)
lbs_deb_leave(LBS_DEB_MAIN);
return 0;
}
-EXPORT_SYMBOL_GPL(libertas_remove_card);
+EXPORT_SYMBOL_GPL(lbs_remove_card);
-int libertas_start_card(wlan_private *priv)
+int lbs_start_card(struct lbs_private *priv)
{
struct net_device *dev = priv->dev;
int ret = -1;
@@ -1255,19 +1198,52 @@ int libertas_start_card(wlan_private *priv)
lbs_deb_enter(LBS_DEB_MAIN);
/* poke the firmware */
- ret = wlan_setup_firmware(priv);
+ ret = lbs_setup_firmware(priv);
if (ret)
goto done;
/* init 802.11d */
- libertas_init_11d(priv);
+ lbs_init_11d(priv);
if (register_netdev(dev)) {
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);
+
+ /* 5.0.16p0 is known to NOT support any mesh */
+ if (priv->fwrelease > 0x05001000) {
+ /* 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 = 0x100 + 291;
+ if (lbs_mesh_config(priv, 1, priv->curbssparams.channel)) {
+ priv->mesh_tlv = 0x100 + 37;
+ if (lbs_mesh_config(priv, 1, priv->curbssparams.channel))
+ priv->mesh_tlv = 0;
+ }
+ if (priv->mesh_tlv) {
+ lbs_add_mesh(priv);
- libertas_debugfs_init_one(priv, dev);
+ if (device_create_file(&dev->dev, &dev_attr_lbs_mesh))
+ lbs_pr_err("cannot register lbs_mesh attribute\n");
+ }
+ }
+
+ lbs_debugfs_init_one(priv, dev);
lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name);
@@ -1277,10 +1253,10 @@ done:
lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
return ret;
}
-EXPORT_SYMBOL_GPL(libertas_start_card);
+EXPORT_SYMBOL_GPL(lbs_start_card);
-int libertas_stop_card(wlan_private *priv)
+int lbs_stop_card(struct lbs_private *priv)
{
struct net_device *dev = priv->dev;
int ret = -1;
@@ -1292,31 +1268,35 @@ int libertas_stop_card(wlan_private *priv)
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
- libertas_debugfs_remove_one(priv);
+ lbs_debugfs_remove_one(priv);
+ device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
+ if (priv->mesh_tlv)
+ device_remove_file(&dev->dev, &dev_attr_lbs_mesh);
/* Flush pending command nodes */
- spin_lock_irqsave(&priv->adapter->driver_lock, flags);
- list_for_each_entry(cmdnode, &priv->adapter->cmdpendingq, list) {
+ spin_lock_irqsave(&priv->driver_lock, flags);
+ list_for_each_entry(cmdnode, &priv->cmdpendingq, list) {
+ cmdnode->result = -ENOENT;
cmdnode->cmdwaitqwoken = 1;
wake_up_interruptible(&cmdnode->cmdwait_q);
}
- spin_unlock_irqrestore(&priv->adapter->driver_lock, flags);
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
unregister_netdev(dev);
lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
return ret;
}
-EXPORT_SYMBOL_GPL(libertas_stop_card);
+EXPORT_SYMBOL_GPL(lbs_stop_card);
/**
* @brief This function adds mshX interface
*
- * @param priv A pointer to the wlan_private structure
+ * @param priv A pointer to the struct lbs_private structure
* @return 0 if successful, -X otherwise
*/
-int libertas_add_mesh(wlan_private *priv, struct device *dev)
+static int lbs_add_mesh(struct lbs_private *priv)
{
struct net_device *mesh_dev = NULL;
int ret = 0;
@@ -1332,16 +1312,16 @@ int libertas_add_mesh(wlan_private *priv, struct device *dev)
mesh_dev->priv = priv;
priv->mesh_dev = mesh_dev;
- mesh_dev->open = libertas_mesh_open;
- mesh_dev->hard_start_xmit = libertas_mesh_pre_start_xmit;
- mesh_dev->stop = libertas_mesh_close;
- mesh_dev->get_stats = libertas_get_stats;
- mesh_dev->set_mac_address = libertas_set_mac_address;
- mesh_dev->ethtool_ops = &libertas_ethtool_ops;
+ mesh_dev->open = lbs_dev_open;
+ mesh_dev->hard_start_xmit = lbs_hard_start_xmit;
+ mesh_dev->stop = lbs_mesh_stop;
+ mesh_dev->get_stats = lbs_get_stats;
+ mesh_dev->set_mac_address = lbs_set_mac_address;
+ 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, dev);
+ SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent);
#ifdef WIRELESS_EXT
mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def;
@@ -1353,7 +1333,7 @@ int libertas_add_mesh(wlan_private *priv, struct device *dev)
goto err_free;
}
- ret = sysfs_create_group(&(mesh_dev->dev.kobj), &libertas_mesh_attr_group);
+ ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
if (ret)
goto err_unregister;
@@ -1371,33 +1351,28 @@ done:
lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret);
return ret;
}
-EXPORT_SYMBOL_GPL(libertas_add_mesh);
+EXPORT_SYMBOL_GPL(lbs_add_mesh);
-void libertas_remove_mesh(wlan_private *priv)
+static void lbs_remove_mesh(struct lbs_private *priv)
{
struct net_device *mesh_dev;
- lbs_deb_enter(LBS_DEB_MAIN);
-
- if (!priv)
- goto out;
mesh_dev = priv->mesh_dev;
+ if (!mesh_dev)
+ return;
+ lbs_deb_enter(LBS_DEB_MESH);
netif_stop_queue(mesh_dev);
netif_carrier_off(priv->mesh_dev);
-
- sysfs_remove_group(&(mesh_dev->dev.kobj), &libertas_mesh_attr_group);
+ sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group);
unregister_netdev(mesh_dev);
-
- priv->mesh_dev = NULL ;
+ priv->mesh_dev = NULL;
free_netdev(mesh_dev);
-
-out:
- lbs_deb_leave(LBS_DEB_MAIN);
+ lbs_deb_leave(LBS_DEB_MESH);
}
-EXPORT_SYMBOL_GPL(libertas_remove_mesh);
+EXPORT_SYMBOL_GPL(lbs_remove_mesh);
/**
* @brief This function finds the CFP in
@@ -1408,7 +1383,7 @@ EXPORT_SYMBOL_GPL(libertas_remove_mesh);
* @param cfp_no A pointer to CFP number
* @return A pointer to CFP
*/
-struct chan_freq_power *libertas_get_region_cfp_table(u8 region, u8 band, int *cfp_no)
+struct chan_freq_power *lbs_get_region_cfp_table(u8 region, u8 band, int *cfp_no)
{
int i, end;
@@ -1430,9 +1405,8 @@ struct chan_freq_power *libertas_get_region_cfp_table(u8 region, u8 band, int *c
return NULL;
}
-int libertas_set_regiontable(wlan_private * priv, u8 region, u8 band)
+int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band)
{
- wlan_adapter *adapter = priv->adapter;
int ret = 0;
int i = 0;
@@ -1441,24 +1415,22 @@ int libertas_set_regiontable(wlan_private * priv, u8 region, u8 band)
lbs_deb_enter(LBS_DEB_MAIN);
- memset(adapter->region_channel, 0, sizeof(adapter->region_channel));
+ memset(priv->region_channel, 0, sizeof(priv->region_channel));
- {
- cfp = libertas_get_region_cfp_table(region, band, &cfp_no);
- if (cfp != NULL) {
- adapter->region_channel[i].nrcfp = cfp_no;
- adapter->region_channel[i].CFP = cfp;
- } else {
- lbs_deb_main("wrong region code %#x in band B/G\n",
- region);
- ret = -1;
- goto out;
- }
- adapter->region_channel[i].valid = 1;
- adapter->region_channel[i].region = region;
- adapter->region_channel[i].band = band;
- i++;
+ cfp = lbs_get_region_cfp_table(region, band, &cfp_no);
+ if (cfp != NULL) {
+ priv->region_channel[i].nrcfp = cfp_no;
+ priv->region_channel[i].CFP = cfp;
+ } else {
+ lbs_deb_main("wrong region code %#x in band B/G\n",
+ region);
+ ret = -1;
+ goto out;
}
+ priv->region_channel[i].valid = 1;
+ priv->region_channel[i].region = region;
+ priv->region_channel[i].band = band;
+ i++;
out:
lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
return ret;
@@ -1472,58 +1444,46 @@ out:
* @param dev A pointer to net_device structure
* @return n/a
*/
-void libertas_interrupt(struct net_device *dev)
+void lbs_interrupt(struct lbs_private *priv)
{
- wlan_private *priv = dev->priv;
-
lbs_deb_enter(LBS_DEB_THREAD);
- lbs_deb_thread("libertas_interrupt: intcounter=%d\n",
- priv->adapter->intcounter);
-
- priv->adapter->intcounter++;
-
- if (priv->adapter->psstate == PS_STATE_SLEEP) {
- priv->adapter->psstate = PS_STATE_AWAKE;
- netif_wake_queue(dev);
- if (priv->mesh_dev)
- netif_wake_queue(priv->mesh_dev);
- }
-
+ lbs_deb_thread("lbs_interrupt: intcounter=%d\n", priv->intcounter);
+ priv->intcounter++;
+ if (priv->psstate == PS_STATE_SLEEP)
+ priv->psstate = PS_STATE_AWAKE;
wake_up_interruptible(&priv->waitq);
lbs_deb_leave(LBS_DEB_THREAD);
}
-EXPORT_SYMBOL_GPL(libertas_interrupt);
+EXPORT_SYMBOL_GPL(lbs_interrupt);
-int libertas_reset_device(wlan_private *priv)
+int lbs_reset_device(struct lbs_private *priv)
{
int ret;
lbs_deb_enter(LBS_DEB_MAIN);
- ret = libertas_prepare_and_send_command(priv, CMD_802_11_RESET,
+ ret = lbs_prepare_and_send_command(priv, CMD_802_11_RESET,
CMD_ACT_HALT, 0, 0, NULL);
msleep_interruptible(10);
lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
return ret;
}
-EXPORT_SYMBOL_GPL(libertas_reset_device);
+EXPORT_SYMBOL_GPL(lbs_reset_device);
-static int libertas_init_module(void)
+static int __init lbs_init_module(void)
{
lbs_deb_enter(LBS_DEB_MAIN);
- libertas_debugfs_init();
+ lbs_debugfs_init();
lbs_deb_leave(LBS_DEB_MAIN);
return 0;
}
-static void libertas_exit_module(void)
+static void __exit lbs_exit_module(void)
{
lbs_deb_enter(LBS_DEB_MAIN);
-
- libertas_debugfs_remove();
-
+ lbs_debugfs_remove();
lbs_deb_leave(LBS_DEB_MAIN);
}
@@ -1531,79 +1491,89 @@ static void libertas_exit_module(void)
* rtap interface support fuctions
*/
-static int libertas_rtap_open(struct net_device *dev)
+static int lbs_rtap_open(struct net_device *dev)
{
- netif_carrier_off(dev);
- netif_stop_queue(dev);
- return 0;
+ /* Yes, _stop_ the queue. Because we don't support injection */
+ lbs_deb_enter(LBS_DEB_MAIN);
+ netif_carrier_off(dev);
+ netif_stop_queue(dev);
+ lbs_deb_leave(LBS_DEB_LEAVE);
+ return 0;
}
-static int libertas_rtap_stop(struct net_device *dev)
+static int lbs_rtap_stop(struct net_device *dev)
{
- return 0;
+ lbs_deb_enter(LBS_DEB_MAIN);
+ lbs_deb_leave(LBS_DEB_MAIN);
+ return 0;
}
-static int libertas_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
- netif_stop_queue(dev);
- return -EOPNOTSUPP;
+ netif_stop_queue(dev);
+ return NETDEV_TX_BUSY;
}
-static struct net_device_stats *libertas_rtap_get_stats(struct net_device *dev)
+static struct net_device_stats *lbs_rtap_get_stats(struct net_device *dev)
{
- wlan_private *priv = dev->priv;
- return &priv->ieee->stats;
+ struct lbs_private *priv = dev->priv;
+ lbs_deb_enter(LBS_DEB_NET);
+ return &priv->stats;
}
-void libertas_remove_rtap(wlan_private *priv)
+static void lbs_remove_rtap(struct lbs_private *priv)
{
+ lbs_deb_enter(LBS_DEB_MAIN);
if (priv->rtap_net_dev == NULL)
return;
unregister_netdev(priv->rtap_net_dev);
- free_ieee80211(priv->rtap_net_dev);
+ free_netdev(priv->rtap_net_dev);
priv->rtap_net_dev = NULL;
+ lbs_deb_leave(LBS_DEB_MAIN);
}
-int libertas_add_rtap(wlan_private *priv)
+static int lbs_add_rtap(struct lbs_private *priv)
{
- int rc = 0;
-
- if (priv->rtap_net_dev)
- return -EPERM;
-
- priv->rtap_net_dev = alloc_ieee80211(0);
- if (priv->rtap_net_dev == NULL)
- return -ENOMEM;
-
-
- priv->ieee = netdev_priv(priv->rtap_net_dev);
+ int ret = 0;
+ struct net_device *rtap_dev;
- strcpy(priv->rtap_net_dev->name, "rtap%d");
+ lbs_deb_enter(LBS_DEB_MAIN);
+ if (priv->rtap_net_dev) {
+ ret = -EPERM;
+ goto out;
+ }
- priv->rtap_net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
- priv->rtap_net_dev->open = libertas_rtap_open;
- priv->rtap_net_dev->stop = libertas_rtap_stop;
- priv->rtap_net_dev->get_stats = libertas_rtap_get_stats;
- priv->rtap_net_dev->hard_start_xmit = libertas_rtap_hard_start_xmit;
- priv->rtap_net_dev->set_multicast_list = libertas_set_multicast_list;
- priv->rtap_net_dev->priv = priv;
+ rtap_dev = alloc_netdev(0, "rtap%d", ether_setup);
+ if (rtap_dev == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
- priv->ieee->iw_mode = IW_MODE_MONITOR;
+ memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN);
+ rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP;
+ rtap_dev->open = lbs_rtap_open;
+ 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;
- rc = register_netdev(priv->rtap_net_dev);
- if (rc) {
- free_ieee80211(priv->rtap_net_dev);
- priv->rtap_net_dev = NULL;
- return rc;
+ ret = register_netdev(rtap_dev);
+ if (ret) {
+ free_netdev(rtap_dev);
+ goto out;
}
+ priv->rtap_net_dev = rtap_dev;
- return 0;
+out:
+ lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret);
+ return ret;
}
-module_init(libertas_init_module);
-module_exit(libertas_exit_module);
+module_init(lbs_init_module);
+module_exit(lbs_exit_module);
MODULE_DESCRIPTION("Libertas WLAN Driver Library");
MODULE_AUTHOR("Marvell International Ltd.");