Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem

Conflicts:
	drivers/net/wireless/libertas_tf/cmd.c
	drivers/net/wireless/libertas_tf/main.c

7 files changed, 65 insertions, 66 deletions

diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index 51614d1..00b2428 100644
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -857,6 +857,7 @@ out:
 }
 
 static int wl1251_op_hw_scan(struct ieee80211_hw *hw,
+			     struct ieee80211_vif *vif,
 			     struct cfg80211_scan_request *req)
 {
 	struct wl1251 *wl = hw->priv;
@@ -1291,7 +1292,6 @@ int wl1251_init_ieee80211(struct wl1251 *wl)
 	wl->hw->channel_change_time = 10000;
 
 	wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
-		IEEE80211_HW_NOISE_DBM |
 		IEEE80211_HW_SUPPORTS_PS |
 		IEEE80211_HW_BEACON_FILTER |
 		IEEE80211_HW_SUPPORTS_UAPSD;
diff --git a/drivers/net/wireless/wl12xx/wl1251_rx.c b/drivers/net/wireless/wl12xx/wl1251_rx.c
index 6f229e0..af5c67b 100644
--- a/drivers/net/wireless/wl12xx/wl1251_rx.c
+++ b/drivers/net/wireless/wl12xx/wl1251_rx.c
@@ -74,12 +74,6 @@ static void wl1251_rx_status(struct wl1251 *wl,
 
 	status->signal = desc->rssi;
 
-	/*
-	 * FIXME: guessing that snr needs to be divided by two, otherwise
-	 * the values don't make any sense
-	 */
-	status->noise = desc->rssi - desc->snr / 2;
-
 	status->freq = ieee80211_channel_to_frequency(desc->channel);
 
 	status->flag |= RX_FLAG_TSFT;
diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.c b/drivers/net/wireless/wl12xx/wl1271_acx.c
index 2ad086e..e19e2f8 100644
--- a/drivers/net/wireless/wl12xx/wl1271_acx.c
+++ b/drivers/net/wireless/wl12xx/wl1271_acx.c
@@ -590,7 +590,7 @@ int wl1271_acx_sg_cfg(struct wl1271 *wl)
 
 	/* BT-WLAN coext parameters */
 	for (i = 0; i < CONF_SG_PARAMS_MAX; i++)
-		param->params[i] = c->params[i];
+		param->params[i] = cpu_to_le32(c->params[i]);
 	param->param_idx = CONF_SG_PARAMS_ALL;
 
 	ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
diff --git a/drivers/net/wireless/wl12xx/wl1271_boot.c b/drivers/net/wireless/wl12xx/wl1271_boot.c
index 8087dc1..acb1d9e 100644
--- a/drivers/net/wireless/wl12xx/wl1271_boot.c
+++ b/drivers/net/wireless/wl12xx/wl1271_boot.c
@@ -351,7 +351,7 @@ static int wl1271_boot_soft_reset(struct wl1271 *wl)
 static int wl1271_boot_run_firmware(struct wl1271 *wl)
 {
 	int loop, ret;
-	u32 chip_id, interrupt;
+	u32 chip_id, intr;
 
 	wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
 
@@ -368,15 +368,15 @@ static int wl1271_boot_run_firmware(struct wl1271 *wl)
 	loop = 0;
 	while (loop++ < INIT_LOOP) {
 		udelay(INIT_LOOP_DELAY);
-		interrupt = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+		intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
 
-		if (interrupt == 0xffffffff) {
+		if (intr == 0xffffffff) {
 			wl1271_error("error reading hardware complete "
 				     "init indication");
 			return -EIO;
 		}
 		/* check that ACX_INTR_INIT_COMPLETE is enabled */
-		else if (interrupt & WL1271_ACX_INTR_INIT_COMPLETE) {
+		else if (intr & WL1271_ACX_INTR_INIT_COMPLETE) {
 			wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
 				       WL1271_ACX_INTR_INIT_COMPLETE);
 			break;
diff --git a/drivers/net/wireless/wl12xx/wl1271_cmd.c b/drivers/net/wireless/wl12xx/wl1271_cmd.c
index 6b5ba8e..62c11af 100644
--- a/drivers/net/wireless/wl12xx/wl1271_cmd.c
+++ b/drivers/net/wireless/wl12xx/wl1271_cmd.c
@@ -37,7 +37,7 @@
 #include "wl1271_cmd.h"
 #include "wl1271_event.h"
 
-#define WL1271_CMD_POLL_COUNT       5
+#define WL1271_CMD_FAST_POLL_COUNT       50
 
 /*
  * send command to firmware
@@ -77,11 +77,11 @@ int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
 			goto out;
 		}
 
-		udelay(10);
 		poll_count++;
-		if (poll_count == WL1271_CMD_POLL_COUNT)
-			wl1271_info("cmd polling took over %d cycles",
-				    poll_count);
+		if (poll_count < WL1271_CMD_FAST_POLL_COUNT)
+			udelay(10);
+		else
+			msleep(1);
 
 		intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
 	}
@@ -318,7 +318,7 @@ int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type)
 	join->rx_config_options = cpu_to_le32(wl->rx_config);
 	join->rx_filter_options = cpu_to_le32(wl->rx_filter);
 	join->bss_type = bss_type;
-	join->basic_rate_set = wl->basic_rate_set;
+	join->basic_rate_set = cpu_to_le32(wl->basic_rate_set);
 
 	if (wl->band == IEEE80211_BAND_5GHZ)
 		join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ;
@@ -615,7 +615,7 @@ int wl1271_cmd_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
 	params->params.scan_options = cpu_to_le16(scan_options);
 
 	params->params.num_probe_requests = probe_requests;
-	params->params.tx_rate = rate;
+	params->params.tx_rate = cpu_to_le32(rate);
 	params->params.tid_trigger = 0;
 	params->params.scan_tag = WL1271_SCAN_DEFAULT_TAG;
 
diff --git a/drivers/net/wireless/wl12xx/wl1271_conf.h b/drivers/net/wireless/wl12xx/wl1271_conf.h
index c44307c..d046d04 100644
--- a/drivers/net/wireless/wl12xx/wl1271_conf.h
+++ b/drivers/net/wireless/wl12xx/wl1271_conf.h
@@ -401,7 +401,7 @@ enum {
 };
 
 struct conf_sg_settings {
-	__le32 params[CONF_SG_PARAMS_MAX];
+	u32 params[CONF_SG_PARAMS_MAX];
 	u8 state;
 };
 
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index e47a58d..62e5440 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -1118,14 +1118,13 @@ static void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
 	}
 }
 
-static int wl1271_join_channel(struct wl1271 *wl, int channel)
+static int wl1271_dummy_join(struct wl1271 *wl)
 {
 	int ret = 0;
 	/* we need to use a dummy BSSID for now */
 	static const u8 dummy_bssid[ETH_ALEN] = { 0x0b, 0xad, 0xde,
 						  0xad, 0xbe, 0xef };
 
-	wl->channel = channel;
 	memcpy(wl->bssid, dummy_bssid, ETH_ALEN);
 
 	/* pass through frames from all BSS */
@@ -1141,7 +1140,47 @@ out:
 	return ret;
 }
 
-static int wl1271_unjoin_channel(struct wl1271 *wl)
+static int wl1271_join(struct wl1271 *wl)
+{
+	int ret;
+
+	ret = wl1271_cmd_join(wl, wl->set_bss_type);
+	if (ret < 0)
+		goto out;
+
+	set_bit(WL1271_FLAG_JOINED, &wl->flags);
+
+	if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
+		goto out;
+
+	/*
+	 * The join command disable the keep-alive mode, shut down its process,
+	 * and also clear the template config, so we need to reset it all after
+	 * the join. The acx_aid starts the keep-alive process, and the order
+	 * of the commands below is relevant.
+	 */
+	ret = wl1271_acx_keep_alive_mode(wl, true);
+	if (ret < 0)
+		goto out;
+
+	ret = wl1271_acx_aid(wl, wl->aid);
+	if (ret < 0)
+		goto out;
+
+	ret = wl1271_cmd_build_klv_null_data(wl);
+	if (ret < 0)
+		goto out;
+
+	ret = wl1271_acx_keep_alive_config(wl, CMD_TEMPL_KLV_IDX_NULL_DATA,
+					   ACX_KEEP_ALIVE_TPL_VALID);
+	if (ret < 0)
+		goto out;
+
+out:
+	return ret;
+}
+
+static int wl1271_unjoin(struct wl1271 *wl)
 {
 	int ret;
 
@@ -1231,7 +1270,7 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
 				       "failed %d", ret);
 
 		if (test_bit(WL1271_FLAG_JOINED, &wl->flags)) {
-			ret = wl1271_cmd_join(wl, wl->set_bss_type);
+			ret = wl1271_join(wl);
 			if (ret < 0)
 				wl1271_warning("cmd join to update channel "
 					       "failed %d", ret);
@@ -1241,9 +1280,9 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
 	if (changed & IEEE80211_CONF_CHANGE_IDLE) {
 		if (conf->flags & IEEE80211_CONF_IDLE &&
 		    test_bit(WL1271_FLAG_JOINED, &wl->flags))
-			wl1271_unjoin_channel(wl);
+			wl1271_unjoin(wl);
 		else if (!(conf->flags & IEEE80211_CONF_IDLE))
-			wl1271_join_channel(wl, channel);
+			wl1271_dummy_join(wl);
 
 		if (conf->flags & IEEE80211_CONF_IDLE) {
 			wl->rate_set = wl1271_min_rate_get(wl);
@@ -1519,6 +1558,7 @@ out:
 }
 
 static int wl1271_op_hw_scan(struct ieee80211_hw *hw,
+			     struct ieee80211_vif *vif,
 			     struct cfg80211_scan_request *req)
 {
 	struct wl1271 *wl = hw->priv;
@@ -1607,7 +1647,6 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 	enum wl1271_cmd_ps_mode mode;
 	struct wl1271 *wl = hw->priv;
 	bool do_join = false;
-	bool do_keepalive = false;
 	int ret;
 
 	wl1271_debug(DEBUG_MAC80211, "mac80211 bss info changed");
@@ -1702,6 +1741,10 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 			if (ret < 0)
 				goto out_sleep;
 
+			ret = wl1271_build_qos_null_data(wl);
+			if (ret < 0)
+				goto out_sleep;
+
 			/* filter out all packets not from this BSSID */
 			wl1271_configure_filters(wl, 0);
 
@@ -1746,19 +1789,6 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 			ret = wl1271_cmd_build_probe_req(wl, NULL, 0,
 							 NULL, 0, wl->band);
 
-			/* Enable the keep-alive feature */
-			ret = wl1271_acx_keep_alive_mode(wl, true);
-			if (ret < 0)
-				goto out_sleep;
-
-			/*
-			 * This is awkward. The keep-alive configs must be done
-			 * *after* the join command, because otherwise it will
-			 * not work, but it must only be done *once* because
-			 * otherwise the firmware will start complaining.
-			 */
-			do_keepalive = true;
-
 			/* enable the connection monitoring feature */
 			ret = wl1271_acx_conn_monit_params(wl, true);
 			if (ret < 0)
@@ -1826,35 +1856,11 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 	}
 
 	if (do_join) {
-		ret = wl1271_cmd_join(wl, wl->set_bss_type);
+		ret = wl1271_join(wl);
 		if (ret < 0) {
 			wl1271_warning("cmd join failed %d", ret);
 			goto out_sleep;
 		}
-		set_bit(WL1271_FLAG_JOINED, &wl->flags);
-	}
-
-	/*
-	 * The JOIN operation shuts down the firmware keep-alive as a side
-	 * effect, and the ACX_AID will start the keep-alive as a side effect.
-	 * Hence, for non-IBSS, the ACX_AID must always happen *after* the
-	 * JOIN operation, and the template config after the ACX_AID.
-	 */
-	if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) {
-		ret = wl1271_acx_aid(wl, wl->aid);
-		if (ret < 0)
-			goto out_sleep;
-	}
-
-	if (do_keepalive) {
-		ret = wl1271_cmd_build_klv_null_data(wl);
-		if (ret < 0)
-			goto out_sleep;
-		ret = wl1271_acx_keep_alive_config(
-			wl, CMD_TEMPL_KLV_IDX_NULL_DATA,
-			ACX_KEEP_ALIVE_TPL_VALID);
-		if (ret < 0)
-			goto out_sleep;
 	}
 
 out_sleep:
@@ -2265,7 +2271,6 @@ int wl1271_init_ieee80211(struct wl1271 *wl)
 	wl->hw->max_listen_interval = wl->conf.conn.max_listen_interval;
 
 	wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
-		IEEE80211_HW_NOISE_DBM |
 		IEEE80211_HW_BEACON_FILTER |
 		IEEE80211_HW_SUPPORTS_PS |
 		IEEE80211_HW_SUPPORTS_UAPSD |