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authorDan Williams <dcbw@redhat.com>2010-07-27 12:54:34 -0700
committerJohn W. Linville <linville@tuxdriver.com>2010-07-27 15:03:29 -0400
commita45b6f4f9ef7fde2321da5aaa7db0e1e793a5b1e (patch)
treed38142f7db7ad6b63f37ca902ff40f70bc439969 /drivers/net/wireless
parent98ec62185cd940765a096c88a3f14147dd1d3bd4 (diff)
libertas: clean up MONITOR_MODE command
Convert to a full direct command; previous code rolled a direct command by handle but left the original indirect command code lying around. Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/libertas/cfg.c57
-rw-r--r--drivers/net/wireless/libertas/cmd.c42
-rw-r--r--drivers/net/wireless/libertas/cmd.h2
-rw-r--r--drivers/net/wireless/libertas/host.h4
4 files changed, 33 insertions, 72 deletions
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index 7e074160885..5110a771464 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -7,7 +7,6 @@
*/
#include <linux/slab.h>
-#include <linux/if_arp.h>
#include <linux/ieee80211.h>
#include <net/cfg80211.h>
#include <asm/unaligned.h>
@@ -1383,56 +1382,6 @@ static int lbs_cfg_del_key(struct wiphy *wiphy, struct net_device *netdev,
}
-
-/***************************************************************************
- * Monitor mode
- */
-
-/* like "struct cmd_ds_802_11_monitor_mode", but with cmd_header. Once we
- * get rid of WEXT, this should go into host.h */
-struct cmd_monitor_mode {
- struct cmd_header hdr;
-
- __le16 action;
- __le16 mode;
-} __packed;
-
-static int lbs_enable_monitor_mode(struct lbs_private *priv, int mode)
-{
- struct cmd_monitor_mode cmd;
- int ret;
-
- lbs_deb_enter(LBS_DEB_CFG80211);
-
- /*
- * cmd 98 00
- * size 0c 00
- * sequence xx xx
- * result 00 00
- * action 01 00 ACT_SET
- * enable 01 00
- */
- memset(&cmd, 0, sizeof(cmd));
- cmd.hdr.size = cpu_to_le16(sizeof(cmd));
- cmd.action = cpu_to_le16(CMD_ACT_SET);
- cmd.mode = cpu_to_le16(mode);
-
- ret = lbs_cmd_with_response(priv, CMD_802_11_MONITOR_MODE, &cmd);
-
- if (ret == 0)
- priv->dev->type = ARPHRD_IEEE80211_RADIOTAP;
- else
- priv->dev->type = ARPHRD_ETHER;
-
- lbs_deb_leave(LBS_DEB_CFG80211);
- return ret;
-}
-
-
-
-
-
-
/***************************************************************************
* Get station
*/
@@ -1558,17 +1507,17 @@ static int lbs_change_intf(struct wiphy *wiphy, struct net_device *dev,
switch (type) {
case NL80211_IFTYPE_MONITOR:
- ret = lbs_enable_monitor_mode(priv, 1);
+ ret = lbs_set_monitor_mode(priv, 1);
break;
case NL80211_IFTYPE_STATION:
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR)
- ret = lbs_enable_monitor_mode(priv, 0);
+ ret = lbs_set_monitor_mode(priv, 0);
if (!ret)
ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, 1);
break;
case NL80211_IFTYPE_ADHOC:
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR)
- ret = lbs_enable_monitor_mode(priv, 0);
+ ret = lbs_set_monitor_mode(priv, 0);
if (!ret)
ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, 2);
break;
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 749fbde4fd5..4454988fc00 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -6,6 +6,7 @@
#include <linux/kfifo.h>
#include <linux/sched.h>
#include <linux/slab.h>
+#include <linux/if_arp.h>
#include "decl.h"
#include "cfg.h"
@@ -576,23 +577,35 @@ int lbs_set_tx_power(struct lbs_private *priv, s16 dbm)
return ret;
}
-static int lbs_cmd_802_11_monitor_mode(struct cmd_ds_command *cmd,
- u16 cmd_action, void *pdata_buf)
+/**
+ * @brief Enable or disable monitor mode (only implemented on OLPC usb8388 FW)
+ *
+ * @param priv A pointer to struct lbs_private structure
+ * @param enable 1 to enable monitor mode, 0 to disable
+ *
+ * @return 0 on success, error on failure
+ */
+int lbs_set_monitor_mode(struct lbs_private *priv, int enable)
{
- struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor;
+ struct cmd_ds_802_11_monitor_mode cmd;
+ int ret;
- cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE);
- cmd->size =
- cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) +
- sizeof(struct cmd_header));
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.hdr.size = cpu_to_le16(sizeof(cmd));
+ cmd.action = cpu_to_le16(CMD_ACT_SET);
+ if (enable)
+ cmd.mode = cpu_to_le16(0x1);
- monitor->action = cpu_to_le16(cmd_action);
- if (cmd_action == CMD_ACT_SET) {
- monitor->mode =
- cpu_to_le16((u16) (*(u32 *) pdata_buf));
+ lbs_deb_cmd("SET_MONITOR_MODE: %d\n", enable);
+
+ ret = lbs_cmd_with_response(priv, CMD_802_11_MONITOR_MODE, &cmd);
+ if (ret == 0) {
+ priv->dev->type = enable ? ARPHRD_IEEE80211_RADIOTAP :
+ ARPHRD_ETHER;
}
- return 0;
+ lbs_deb_leave(LBS_DEB_CMD);
+ return ret;
}
/**
@@ -1093,11 +1106,6 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
ret = lbs_cmd_reg_access(cmdptr, cmd_action, pdata_buf);
break;
- case CMD_802_11_MONITOR_MODE:
- ret = lbs_cmd_802_11_monitor_mode(cmdptr,
- cmd_action, pdata_buf);
- break;
-
case CMD_802_11_RSSI:
ret = lbs_cmd_802_11_rssi(priv, cmdptr);
break;
diff --git a/drivers/net/wireless/libertas/cmd.h b/drivers/net/wireless/libertas/cmd.h
index 386e565d99a..1b9092f9567 100644
--- a/drivers/net/wireless/libertas/cmd.h
+++ b/drivers/net/wireless/libertas/cmd.h
@@ -129,4 +129,6 @@ int lbs_set_deep_sleep(struct lbs_private *priv, int deep_sleep);
int lbs_set_host_sleep(struct lbs_private *priv, int host_sleep);
+int lbs_set_monitor_mode(struct lbs_private *priv, int enable);
+
#endif /* _LBS_CMD_H */
diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h
index 43d020cd740..dd67334765e 100644
--- a/drivers/net/wireless/libertas/host.h
+++ b/drivers/net/wireless/libertas/host.h
@@ -675,7 +675,10 @@ struct cmd_ds_802_11_rf_tx_power {
s8 minlevel;
} __packed;
+/* MONITOR_MODE only exists in OLPC v5 firmware */
struct cmd_ds_802_11_monitor_mode {
+ struct cmd_header hdr;
+
__le16 action;
__le16 mode;
} __packed;
@@ -966,7 +969,6 @@ struct cmd_ds_command {
/* command Body */
union {
struct cmd_ds_802_11_ps_mode psmode;
- struct cmd_ds_802_11_monitor_mode monitor;
struct cmd_ds_802_11_rssi rssi;
struct cmd_ds_802_11_rssi_rsp rssirsp;
struct cmd_ds_mac_reg_access macreg;