Merge branch 'wl12xx-next' into for-linville

Conflicts:
	drivers/net/wireless/ti/wl12xx/main.c
	drivers/net/wireless/ti/wlcore/wlcore.h

9 files changed, 1096 insertions, 63 deletions

diff --git a/drivers/net/wireless/ti/wl12xx/Makefile b/drivers/net/wireless/ti/wl12xx/Makefile
index da509aa7d009..e6a24056b3c8 100644
--- a/drivers/net/wireless/ti/wl12xx/Makefile
+++ b/drivers/net/wireless/ti/wl12xx/Makefile
@@ -1,3 +1,3 @@
-wl12xx-objs	= main.o cmd.o acx.o debugfs.o
+wl12xx-objs	= main.o cmd.o acx.o debugfs.o scan.o event.o
 
 obj-$(CONFIG_WL12XX)		+= wl12xx.o
diff --git a/drivers/net/wireless/ti/wl12xx/cmd.c b/drivers/net/wireless/ti/wl12xx/cmd.c
index 622206241e83..7dc9f965037d 100644
--- a/drivers/net/wireless/ti/wl12xx/cmd.c
+++ b/drivers/net/wireless/ti/wl12xx/cmd.c
@@ -284,3 +284,40 @@ int wl128x_cmd_radio_parms(struct wl1271 *wl)
 	kfree(radio_parms);
 	return ret;
 }
+
+int wl12xx_cmd_channel_switch(struct wl1271 *wl,
+			      struct wl12xx_vif *wlvif,
+			      struct ieee80211_channel_switch *ch_switch)
+{
+	struct wl12xx_cmd_channel_switch *cmd;
+	int ret;
+
+	wl1271_debug(DEBUG_ACX, "cmd channel switch");
+
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	if (!cmd) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	cmd->role_id = wlvif->role_id;
+	cmd->channel = ch_switch->channel->hw_value;
+	cmd->switch_time = ch_switch->count;
+	cmd->stop_tx = ch_switch->block_tx;
+
+	/* FIXME: control from mac80211 in the future */
+	/* Enable TX on the target channel */
+	cmd->post_switch_tx_disable = 0;
+
+	ret = wl1271_cmd_send(wl, CMD_CHANNEL_SWITCH, cmd, sizeof(*cmd), 0);
+	if (ret < 0) {
+		wl1271_error("failed to send channel switch command");
+		goto out_free;
+	}
+
+out_free:
+	kfree(cmd);
+
+out:
+	return ret;
+}
diff --git a/drivers/net/wireless/ti/wl12xx/cmd.h b/drivers/net/wireless/ti/wl12xx/cmd.h
index 140a0e8829d5..32cbad54e993 100644
--- a/drivers/net/wireless/ti/wl12xx/cmd.h
+++ b/drivers/net/wireless/ti/wl12xx/cmd.h
@@ -103,10 +103,30 @@ struct wl1271_ext_radio_parms_cmd {
 	u8 padding[3];
 } __packed;
 
+struct wl12xx_cmd_channel_switch {
+	struct wl1271_cmd_header header;
+
+	u8 role_id;
+
+	/* The new serving channel */
+	u8 channel;
+	/* Relative time of the serving channel switch in TBTT units */
+	u8 switch_time;
+	/* Stop the role TX, should expect it after radar detection */
+	u8 stop_tx;
+	/* The target channel tx status 1-stopped 0-open*/
+	u8 post_switch_tx_disable;
+
+	u8 padding[3];
+} __packed;
+
 int wl1271_cmd_general_parms(struct wl1271 *wl);
 int wl128x_cmd_general_parms(struct wl1271 *wl);
 int wl1271_cmd_radio_parms(struct wl1271 *wl);
 int wl128x_cmd_radio_parms(struct wl1271 *wl);
 int wl1271_cmd_ext_radio_parms(struct wl1271 *wl);
+int wl12xx_cmd_channel_switch(struct wl1271 *wl,
+			      struct wl12xx_vif *wlvif,
+			      struct ieee80211_channel_switch *ch_switch);
 
 #endif /* __WL12XX_CMD_H__ */
diff --git a/drivers/net/wireless/ti/wl12xx/event.c b/drivers/net/wireless/ti/wl12xx/event.c
new file mode 100644
index 000000000000..6ac0ed751da8
--- /dev/null
+++ b/drivers/net/wireless/ti/wl12xx/event.c
@@ -0,0 +1,116 @@
+/*
+ * This file is part of wl12xx
+ *
+ * Copyright (C) 2012 Texas Instruments. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include "event.h"
+#include "scan.h"
+#include "../wlcore/cmd.h"
+#include "../wlcore/debug.h"
+
+int wl12xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
+			  bool *timeout)
+{
+	u32 local_event;
+
+	switch (event) {
+	case WLCORE_EVENT_ROLE_STOP_COMPLETE:
+		local_event = ROLE_STOP_COMPLETE_EVENT_ID;
+		break;
+
+	case WLCORE_EVENT_PEER_REMOVE_COMPLETE:
+		local_event = PEER_REMOVE_COMPLETE_EVENT_ID;
+		break;
+
+	default:
+		/* event not implemented */
+		return 0;
+	}
+	return wlcore_cmd_wait_for_event_or_timeout(wl, local_event, timeout);
+}
+
+int wl12xx_process_mailbox_events(struct wl1271 *wl)
+{
+	struct wl12xx_event_mailbox *mbox = wl->mbox;
+	u32 vector;
+
+
+	vector = le32_to_cpu(mbox->events_vector);
+	vector &= ~(le32_to_cpu(mbox->events_mask));
+
+	wl1271_debug(DEBUG_EVENT, "MBOX vector: 0x%x", vector);
+
+	if (vector & SCAN_COMPLETE_EVENT_ID) {
+		wl1271_debug(DEBUG_EVENT, "status: 0x%x",
+			     mbox->scheduled_scan_status);
+
+		if (wl->scan_wlvif)
+			wl12xx_scan_completed(wl, wl->scan_wlvif);
+	}
+
+	if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) {
+		wl1271_debug(DEBUG_EVENT,
+			     "PERIODIC_SCAN_REPORT_EVENT (status 0x%0x)",
+			     mbox->scheduled_scan_status);
+
+		wlcore_scan_sched_scan_results(wl);
+	}
+
+	if (vector & PERIODIC_SCAN_COMPLETE_EVENT_ID)
+		wlcore_event_sched_scan_completed(wl,
+						  mbox->scheduled_scan_status);
+	if (vector & SOFT_GEMINI_SENSE_EVENT_ID)
+		wlcore_event_soft_gemini_sense(wl,
+					       mbox->soft_gemini_sense_info);
+
+	if (vector & BSS_LOSE_EVENT_ID)
+		wlcore_event_beacon_loss(wl, 0xff);
+
+	if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID)
+		wlcore_event_rssi_trigger(wl, mbox->rssi_snr_trigger_metric);
+
+	if (vector & BA_SESSION_RX_CONSTRAINT_EVENT_ID)
+		wlcore_event_ba_rx_constraint(wl,
+					      BIT(mbox->role_id),
+					      mbox->rx_ba_allowed);
+
+	if (vector & CHANNEL_SWITCH_COMPLETE_EVENT_ID)
+		wlcore_event_channel_switch(wl, 0xff,
+					    mbox->channel_switch_status);
+
+	if (vector & DUMMY_PACKET_EVENT_ID)
+		wlcore_event_dummy_packet(wl);
+
+	/*
+	 * "TX retries exceeded" has a different meaning according to mode.
+	 * In AP mode the offending station is disconnected.
+	 */
+	if (vector & MAX_TX_RETRY_EVENT_ID)
+		wlcore_event_max_tx_failure(wl,
+				le16_to_cpu(mbox->sta_tx_retry_exceeded));
+
+	if (vector & INACTIVE_STA_EVENT_ID)
+		wlcore_event_inactive_sta(wl,
+					  le16_to_cpu(mbox->sta_aging_status));
+
+	if (vector & REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID)
+		wlcore_event_roc_complete(wl);
+
+	return 0;
+}
diff --git a/drivers/net/wireless/ti/wl12xx/event.h b/drivers/net/wireless/ti/wl12xx/event.h
new file mode 100644
index 000000000000..a5cc3fcd9eea
--- /dev/null
+++ b/drivers/net/wireless/ti/wl12xx/event.h
@@ -0,0 +1,111 @@
+/*
+ * This file is part of wl12xx
+ *
+ * Copyright (C) 2012 Texas Instruments. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __WL12XX_EVENT_H__
+#define __WL12XX_EVENT_H__
+
+#include "../wlcore/wlcore.h"
+
+enum {
+	MEASUREMENT_START_EVENT_ID		 = BIT(8),
+	MEASUREMENT_COMPLETE_EVENT_ID		 = BIT(9),
+	SCAN_COMPLETE_EVENT_ID			 = BIT(10),
+	WFD_DISCOVERY_COMPLETE_EVENT_ID		 = BIT(11),
+	AP_DISCOVERY_COMPLETE_EVENT_ID		 = BIT(12),
+	RESERVED1			         = BIT(13),
+	PSPOLL_DELIVERY_FAILURE_EVENT_ID	 = BIT(14),
+	ROLE_STOP_COMPLETE_EVENT_ID		 = BIT(15),
+	RADAR_DETECTED_EVENT_ID                  = BIT(16),
+	CHANNEL_SWITCH_COMPLETE_EVENT_ID	 = BIT(17),
+	BSS_LOSE_EVENT_ID			 = BIT(18),
+	REGAINED_BSS_EVENT_ID			 = BIT(19),
+	MAX_TX_RETRY_EVENT_ID			 = BIT(20),
+	DUMMY_PACKET_EVENT_ID			 = BIT(21),
+	SOFT_GEMINI_SENSE_EVENT_ID		 = BIT(22),
+	CHANGE_AUTO_MODE_TIMEOUT_EVENT_ID	 = BIT(23),
+	SOFT_GEMINI_AVALANCHE_EVENT_ID		 = BIT(24),
+	PLT_RX_CALIBRATION_COMPLETE_EVENT_ID	 = BIT(25),
+	INACTIVE_STA_EVENT_ID			 = BIT(26),
+	PEER_REMOVE_COMPLETE_EVENT_ID		 = BIT(27),
+	PERIODIC_SCAN_COMPLETE_EVENT_ID		 = BIT(28),
+	PERIODIC_SCAN_REPORT_EVENT_ID		 = BIT(29),
+	BA_SESSION_RX_CONSTRAINT_EVENT_ID	 = BIT(30),
+	REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID	 = BIT(31),
+};
+
+struct wl12xx_event_mailbox {
+	__le32 events_vector;
+	__le32 events_mask;
+	__le32 reserved_1;
+	__le32 reserved_2;
+
+	u8 number_of_scan_results;
+	u8 scan_tag;
+	u8 completed_scan_status;
+	u8 reserved_3;
+
+	u8 soft_gemini_sense_info;
+	u8 soft_gemini_protective_info;
+	s8 rssi_snr_trigger_metric[NUM_OF_RSSI_SNR_TRIGGERS];
+	u8 change_auto_mode_timeout;
+	u8 scheduled_scan_status;
+	u8 reserved4;
+	/* tuned channel (roc) */
+	u8 roc_channel;
+
+	__le16 hlid_removed_bitmap;
+
+	/* bitmap of aged stations (by HLID) */
+	__le16 sta_aging_status;
+
+	/* bitmap of stations (by HLID) which exceeded max tx retries */
+	__le16 sta_tx_retry_exceeded;
+
+	/* discovery completed results */
+	u8 discovery_tag;
+	u8 number_of_preq_results;
+	u8 number_of_prsp_results;
+	u8 reserved_5;
+
+	/* rx ba constraint */
+	u8 role_id; /* 0xFF means any role. */
+	u8 rx_ba_allowed;
+	u8 reserved_6[2];
+
+	/* Channel switch results */
+
+	u8 channel_switch_role_id;
+	u8 channel_switch_status;
+	u8 reserved_7[2];
+
+	u8 ps_poll_delivery_failure_role_ids;
+	u8 stopped_role_ids;
+	u8 started_role_ids;
+
+	u8 reserved_8[9];
+} __packed;
+
+int wl12xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
+			  bool *timeout);
+int wl12xx_process_mailbox_events(struct wl1271 *wl);
+
+#endif
+
diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c
index e5f5f8f39144..3254bfc81a2a 100644
--- a/drivers/net/wireless/ti/wl12xx/main.c
+++ b/drivers/net/wireless/ti/wl12xx/main.c
@@ -38,6 +38,8 @@
 #include "reg.h"
 #include "cmd.h"
 #include "acx.h"
+#include "scan.h"
+#include "event.h"
 #include "debugfs.h"
 
 static char *fref_param;
@@ -208,6 +210,8 @@ static struct wlcore_conf wl12xx_conf = {
 		.tmpl_short_retry_limit      = 10,
 		.tmpl_long_retry_limit       = 10,
 		.tx_watchdog_timeout         = 5000,
+		.slow_link_thold             = 3,
+		.fast_link_thold             = 10,
 	},
 	.conn = {
 		.wake_up_event               = CONF_WAKE_UP_EVENT_DTIM,
@@ -265,8 +269,10 @@ static struct wlcore_conf wl12xx_conf = {
 	.scan = {
 		.min_dwell_time_active        = 7500,
 		.max_dwell_time_active        = 30000,
-		.min_dwell_time_passive       = 100000,
-		.max_dwell_time_passive       = 100000,
+		.min_dwell_time_active_long   = 25000,
+		.max_dwell_time_active_long   = 50000,
+		.dwell_time_passive           = 100000,
+		.dwell_time_dfs               = 150000,
 		.num_probe_reqs               = 2,
 		.split_scan_timeout           = 50000,
 	},
@@ -368,6 +374,10 @@ static struct wlcore_conf wl12xx_conf = {
 		.increase_time              = 1,
 		.window_size                = 16,
 	},
+	.recovery = {
+		.bug_on_recovery	    = 0,
+		.no_recovery		    = 0,
+	},
 };
 
 static struct wl12xx_priv_conf wl12xx_default_priv_conf = {
@@ -601,9 +611,9 @@ static int wl127x_prepare_read(struct wl1271 *wl, u32 rx_desc, u32 len)
 {
 	int ret;
 
-	if (wl->chip.id != CHIP_ID_1283_PG20) {
+	if (wl->chip.id != CHIP_ID_128X_PG20) {
 		struct wl1271_acx_mem_map *wl_mem_map = wl->target_mem_map;
-		struct wl127x_rx_mem_pool_addr rx_mem_addr;
+		struct wl12xx_priv *priv = wl->priv;
 
 		/*
 		 * Choose the block we want to read
@@ -612,13 +622,13 @@ static int wl127x_prepare_read(struct wl1271 *wl, u32 rx_desc, u32 len)
 		 */
 		u32 mem_block = rx_desc & RX_MEM_BLOCK_MASK;
 
-		rx_mem_addr.addr = (mem_block << 8) +
+		priv->rx_mem_addr->addr = (mem_block << 8) +
 			le32_to_cpu(wl_mem_map->packet_memory_pool_start);
 
-		rx_mem_addr.addr_extra = rx_mem_addr.addr + 4;
+		priv->rx_mem_addr->addr_extra = priv->rx_mem_addr->addr + 4;
 
-		ret = wlcore_write(wl, WL1271_SLV_REG_DATA, &rx_mem_addr,
-				   sizeof(rx_mem_addr), false);
+		ret = wlcore_write(wl, WL1271_SLV_REG_DATA, priv->rx_mem_addr,
+				   sizeof(*priv->rx_mem_addr), false);
 		if (ret < 0)
 			return ret;
 	}
@@ -631,13 +641,15 @@ static int wl12xx_identify_chip(struct wl1271 *wl)
 	int ret = 0;
 
 	switch (wl->chip.id) {
-	case CHIP_ID_1271_PG10:
+	case CHIP_ID_127X_PG10:
 		wl1271_warning("chip id 0x%x (1271 PG10) support is obsolete",
 			       wl->chip.id);
 
 		wl->quirks |= WLCORE_QUIRK_LEGACY_NVS |
 			      WLCORE_QUIRK_DUAL_PROBE_TMPL |
-			      WLCORE_QUIRK_TKIP_HEADER_SPACE;
+			      WLCORE_QUIRK_TKIP_HEADER_SPACE |
+			      WLCORE_QUIRK_START_STA_FAILS |
+			      WLCORE_QUIRK_AP_ZERO_SESSION_ID;
 		wl->sr_fw_name = WL127X_FW_NAME_SINGLE;
 		wl->mr_fw_name = WL127X_FW_NAME_MULTI;
 		memcpy(&wl->conf.mem, &wl12xx_default_priv_conf.mem_wl127x,
@@ -646,18 +658,22 @@ static int wl12xx_identify_chip(struct wl1271 *wl)
 		/* read data preparation is only needed by wl127x */
 		wl->ops->prepare_read = wl127x_prepare_read;
 
-		wlcore_set_min_fw_ver(wl, WL127X_CHIP_VER, WL127X_IFTYPE_VER,
-				      WL127X_MAJOR_VER, WL127X_SUBTYPE_VER,
-				      WL127X_MINOR_VER);
+		wlcore_set_min_fw_ver(wl, WL127X_CHIP_VER,
+			      WL127X_IFTYPE_SR_VER,  WL127X_MAJOR_SR_VER,
+			      WL127X_SUBTYPE_SR_VER, WL127X_MINOR_SR_VER,
+			      WL127X_IFTYPE_MR_VER,  WL127X_MAJOR_MR_VER,
+			      WL127X_SUBTYPE_MR_VER, WL127X_MINOR_MR_VER);
 		break;
 
-	case CHIP_ID_1271_PG20:
+	case CHIP_ID_127X_PG20:
 		wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1271 PG20)",
 			     wl->chip.id);
 
 		wl->quirks |= WLCORE_QUIRK_LEGACY_NVS |
 			      WLCORE_QUIRK_DUAL_PROBE_TMPL |
-			      WLCORE_QUIRK_TKIP_HEADER_SPACE;
+			      WLCORE_QUIRK_TKIP_HEADER_SPACE |
+			      WLCORE_QUIRK_START_STA_FAILS |
+			      WLCORE_QUIRK_AP_ZERO_SESSION_ID;
 		wl->plt_fw_name = WL127X_PLT_FW_NAME;
 		wl->sr_fw_name = WL127X_FW_NAME_SINGLE;
 		wl->mr_fw_name = WL127X_FW_NAME_MULTI;
@@ -667,12 +683,14 @@ static int wl12xx_identify_chip(struct wl1271 *wl)
 		/* read data preparation is only needed by wl127x */
 		wl->ops->prepare_read = wl127x_prepare_read;
 
-		wlcore_set_min_fw_ver(wl, WL127X_CHIP_VER, WL127X_IFTYPE_VER,
-				      WL127X_MAJOR_VER, WL127X_SUBTYPE_VER,
-				      WL127X_MINOR_VER);
+		wlcore_set_min_fw_ver(wl, WL127X_CHIP_VER,
+			      WL127X_IFTYPE_SR_VER,  WL127X_MAJOR_SR_VER,
+			      WL127X_SUBTYPE_SR_VER, WL127X_MINOR_SR_VER,
+			      WL127X_IFTYPE_MR_VER,  WL127X_MAJOR_MR_VER,
+			      WL127X_SUBTYPE_MR_VER, WL127X_MINOR_MR_VER);
 		break;
 
-	case CHIP_ID_1283_PG20:
+	case CHIP_ID_128X_PG20:
 		wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1283 PG20)",
 			     wl->chip.id);
 		wl->plt_fw_name = WL128X_PLT_FW_NAME;
@@ -682,19 +700,29 @@ static int wl12xx_identify_chip(struct wl1271 *wl)
 		/* wl128x requires TX blocksize alignment */
 		wl->quirks |= WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN |
 			      WLCORE_QUIRK_DUAL_PROBE_TMPL |
-			      WLCORE_QUIRK_TKIP_HEADER_SPACE;
-
-		wlcore_set_min_fw_ver(wl, WL128X_CHIP_VER, WL128X_IFTYPE_VER,
-				      WL128X_MAJOR_VER, WL128X_SUBTYPE_VER,
-				      WL128X_MINOR_VER);
+			      WLCORE_QUIRK_TKIP_HEADER_SPACE |
+			      WLCORE_QUIRK_START_STA_FAILS |
+			      WLCORE_QUIRK_AP_ZERO_SESSION_ID;
+
+		wlcore_set_min_fw_ver(wl, WL128X_CHIP_VER,
+			      WL128X_IFTYPE_SR_VER,  WL128X_MAJOR_SR_VER,
+			      WL128X_SUBTYPE_SR_VER, WL128X_MINOR_SR_VER,
+			      WL128X_IFTYPE_MR_VER,  WL128X_MAJOR_MR_VER,
+			      WL128X_SUBTYPE_MR_VER, WL128X_MINOR_MR_VER);
 		break;
-	case CHIP_ID_1283_PG10:
+	case CHIP_ID_128X_PG10:
 	default:
 		wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
 		ret = -ENODEV;
 		goto out;
 	}
 
+	/* common settings */
+	wl->scan_templ_id_2_4 = CMD_TEMPL_APP_PROBE_REQ_2_4_LEGACY;
+	wl->scan_templ_id_5 = CMD_TEMPL_APP_PROBE_REQ_5_LEGACY;
+	wl->sched_scan_templ_id_2_4 = CMD_TEMPL_CFG_PROBE_REQ_2_4;
+	wl->sched_scan_templ_id_5 = CMD_TEMPL_CFG_PROBE_REQ_5;
+	wl->max_channels_5 = WL12XX_MAX_CHANNELS_5GHZ;
 out:
 	return ret;
 }
@@ -1067,7 +1095,7 @@ static int wl12xx_pre_boot(struct wl1271 *wl)
 	u32 clk;
 	int selected_clock = -1;
 
-	if (wl->chip.id == CHIP_ID_1283_PG20) {
+	if (wl->chip.id == CHIP_ID_128X_PG20) {
 		ret = wl128x_boot_clk(wl, &selected_clock);
 		if (ret < 0)
 			goto out;
@@ -1098,7 +1126,7 @@ static int wl12xx_pre_boot(struct wl1271 *wl)
 
 	wl1271_debug(DEBUG_BOOT, "clk2 0x%x", clk);
 
-	if (wl->chip.id == CHIP_ID_1283_PG20)
+	if (wl->chip.id == CHIP_ID_128X_PG20)
 		clk |= ((selected_clock & 0x3) << 1) << 4;
 	else
 		clk |= (priv->ref_clock << 1) << 4;
@@ -1152,7 +1180,7 @@ static int wl12xx_pre_upload(struct wl1271 *wl)
 	/* WL1271: The reference driver skips steps 7 to 10 (jumps directly
 	 * to upload_fw) */
 
-	if (wl->chip.id == CHIP_ID_1283_PG20) {
+	if (wl->chip.id == CHIP_ID_128X_PG20) {
 		ret = wl12xx_top_reg_write(wl, SDIO_IO_DS, HCI_IO_DS_6MA);
 		if (ret < 0)
 			goto out;
@@ -1219,6 +1247,23 @@ static int wl12xx_boot(struct wl1271 *wl)
 	if (ret < 0)
 		goto out;
 
+	wl->event_mask = BSS_LOSE_EVENT_ID |
+		REGAINED_BSS_EVENT_ID |
+		SCAN_COMPLETE_EVENT_ID |
+		ROLE_STOP_COMPLETE_EVENT_ID |
+		RSSI_SNR_TRIGGER_0_EVENT_ID |
+		PSPOLL_DELIVERY_FAILURE_EVENT_ID |
+		SOFT_GEMINI_SENSE_EVENT_ID |
+		PERIODIC_SCAN_REPORT_EVENT_ID |
+		PERIODIC_SCAN_COMPLETE_EVENT_ID |
+		DUMMY_PACKET_EVENT_ID |
+		PEER_REMOVE_COMPLETE_EVENT_ID |
+		BA_SESSION_RX_CONSTRAINT_EVENT_ID |
+		REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID |
+		INACTIVE_STA_EVENT_ID |
+		MAX_TX_RETRY_EVENT_ID |
+		CHANNEL_SWITCH_COMPLETE_EVENT_ID;
+
 	ret = wlcore_boot_run_firmware(wl);
 	if (ret < 0)
 		goto out;
@@ -1261,7 +1306,7 @@ static void
 wl12xx_set_tx_desc_blocks(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
 			  u32 blks, u32 spare_blks)
 {
-	if (wl->chip.id == CHIP_ID_1283_PG20) {
+	if (wl->chip.id == CHIP_ID_128X_PG20) {
 		desc->wl128x_mem.total_mem_blocks = blks;
 	} else {
 		desc->wl127x_mem.extra_blocks = spare_blks;
@@ -1275,7 +1320,7 @@ wl12xx_set_tx_desc_data_len(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
 {
 	u32 aligned_len = wlcore_calc_packet_alignment(wl, skb->len);
 
-	if (wl->chip.id == CHIP_ID_1283_PG20) {
+	if (wl->chip.id == CHIP_ID_128X_PG20) {
 		desc->wl128x_mem.extra_bytes = aligned_len - skb->len;
 		desc->length = cpu_to_le16(aligned_len >> 2);
 
@@ -1339,7 +1384,7 @@ static int wl12xx_hw_init(struct wl1271 *wl)
 {
 	int ret;
 
-	if (wl->chip.id == CHIP_ID_1283_PG20) {
+	if (wl->chip.id == CHIP_ID_128X_PG20) {
 		u32 host_cfg_bitmap = HOST_IF_CFG_RX_FIFO_ENABLE;
 
 		ret = wl128x_cmd_general_parms(wl);
@@ -1394,22 +1439,6 @@ static u32 wl12xx_sta_get_ap_rate_mask(struct wl1271 *wl,
 	return wlvif->rate_set;
 }
 
-static int wl12xx_identify_fw(struct wl1271 *wl)
-{
-	unsigned int *fw_ver = wl->chip.fw_ver;
-
-	/* Only new station firmwares support routing fw logs to the host */
-	if ((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_STA) &&
-	    (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_FWLOG_STA_MIN))
-		wl->quirks |= WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED;
-
-	/* This feature is not yet supported for AP mode */
-	if (fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_AP)
-		wl->quirks |= WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED;
-
-	return 0;
-}
-
 static void wl12xx_conf_init(struct wl1271 *wl)
 {
 	struct wl12xx_priv *priv = wl->priv;
@@ -1426,7 +1455,7 @@ static bool wl12xx_mac_in_fuse(struct wl1271 *wl)
 	bool supported = false;
 	u8 major, minor;
 
-	if (wl->chip.id == CHIP_ID_1283_PG20) {
+	if (wl->chip.id == CHIP_ID_128X_PG20) {
 		major = WL128X_PG_GET_MAJOR(wl->hw_pg_ver);
 		minor = WL128X_PG_GET_MINOR(wl->hw_pg_ver);
 
@@ -1482,7 +1511,7 @@ static int wl12xx_get_pg_ver(struct wl1271 *wl, s8 *ver)
 	u16 die_info;
 	int ret;
 
-	if (wl->chip.id == CHIP_ID_1283_PG20)
+	if (wl->chip.id == CHIP_ID_128X_PG20)
 		ret = wl12xx_top_reg_read(wl, WL128X_REG_FUSE_DATA_2_1,
 					  &die_info);
 	else
@@ -1589,16 +1618,46 @@ static int wl12xx_set_key(struct wl1271 *wl, enum set_key_cmd cmd,
 	return wlcore_set_key(wl, cmd, vif, sta, key_conf);
 }
 
+static int wl12xx_set_peer_cap(struct wl1271 *wl,
+			       struct ieee80211_sta_ht_cap *ht_cap,
+			       bool allow_ht_operation,
+			       u32 rate_set, u8 hlid)
+{
+	return wl1271_acx_set_ht_capabilities(wl, ht_cap, allow_ht_operation,
+					      hlid);
+}
+
+static bool wl12xx_lnk_high_prio(struct wl1271 *wl, u8 hlid,
+				 struct wl1271_link *lnk)
+{
+	u8 thold;
+
+	if (test_bit(hlid, (unsigned long *)&wl->fw_fast_lnk_map))
+		thold = wl->conf.tx.fast_link_thold;
+	else
+		thold = wl->conf.tx.slow_link_thold;
+
+	return lnk->allocated_pkts < thold;
+}
+
+static bool wl12xx_lnk_low_prio(struct wl1271 *wl, u8 hlid,
+				struct wl1271_link *lnk)
+{
+	/* any link is good for low priority */
+	return true;
+}
+
 static int wl12xx_setup(struct wl1271 *wl);
 
 static struct wlcore_ops wl12xx_ops = {
 	.setup			= wl12xx_setup,
 	.identify_chip		= wl12xx_identify_chip,
-	.identify_fw		= wl12xx_identify_fw,
 	.boot			= wl12xx_boot,
 	.plt_init		= wl12xx_plt_init,
 	.trigger_cmd		= wl12xx_trigger_cmd,
 	.ack_event		= wl12xx_ack_event,
+	.wait_for_event		= wl12xx_wait_for_event,
+	.process_mailbox_events	= wl12xx_process_mailbox_events,
 	.calc_tx_blocks		= wl12xx_calc_tx_blocks,
 	.set_tx_desc_blocks	= wl12xx_set_tx_desc_blocks,
 	.set_tx_desc_data_len	= wl12xx_set_tx_desc_data_len,
@@ -1615,9 +1674,17 @@ static struct wlcore_ops wl12xx_ops = {
 	.set_rx_csum		= NULL,
 	.ap_get_mimo_wide_rate_mask = NULL,
 	.debugfs_init		= wl12xx_debugfs_add_files,
+	.scan_start		= wl12xx_scan_start,
+	.scan_stop		= wl12xx_scan_stop,
+	.sched_scan_start	= wl12xx_sched_scan_start,
+	.sched_scan_stop	= wl12xx_scan_sched_scan_stop,
 	.get_spare_blocks	= wl12xx_get_spare_blocks,
 	.set_key		= wl12xx_set_key,
+	.channel_switch		= wl12xx_cmd_channel_switch,
 	.pre_pkt_send		= NULL,
+	.set_peer_cap		= wl12xx_set_peer_cap,
+	.lnk_high_prio		= wl12xx_lnk_high_prio,
+	.lnk_low_prio		= wl12xx_lnk_low_prio,
 };
 
 static struct ieee80211_sta_ht_cap wl12xx_ht_cap = {
@@ -1641,6 +1708,7 @@ static int wl12xx_setup(struct wl1271 *wl)
 	wl->rtable = wl12xx_rtable;
 	wl->num_tx_desc = WL12XX_NUM_TX_DESCRIPTORS;
 	wl->num_rx_desc = WL12XX_NUM_RX_DESCRIPTORS;
+	wl->num_channels = 1;
 	wl->num_mac_addr = WL12XX_NUM_MAC_ADDRESSES;
 	wl->band_rate_to_idx = wl12xx_band_rate_to_idx;
 	wl->hw_tx_rate_tbl_size = WL12XX_CONF_HW_RXTX_RATE_MAX;
@@ -1693,6 +1761,10 @@ static int wl12xx_setup(struct wl1271 *wl)
 			wl1271_error("Invalid tcxo parameter %s", tcxo_param);
 	}
 
+	priv->rx_mem_addr = kmalloc(sizeof(*priv->rx_mem_addr), GFP_KERNEL);
+	if (!priv->rx_mem_addr)
+		return -ENOMEM;
+
 	return 0;
 }
 
@@ -1703,7 +1775,8 @@ static int wl12xx_probe(struct platform_device *pdev)
 	int ret;
 
 	hw = wlcore_alloc_hw(sizeof(struct wl12xx_priv),
-			     WL12XX_AGGR_BUFFER_SIZE);
+			     WL12XX_AGGR_BUFFER_SIZE,
+			     sizeof(struct wl12xx_event_mailbox));
 	if (IS_ERR(hw)) {
 		wl1271_error("can't allocate hw");
 		ret = PTR_ERR(hw);
@@ -1725,6 +1798,21 @@ out:
 	return ret;
 }
 
+static int wl12xx_remove(struct platform_device *pdev)
+{
+	struct wl1271 *wl = platform_get_drvdata(pdev);
+	struct wl12xx_priv *priv;
+
+	if (!wl)
+		goto out;
+	priv = wl->priv;
+
+	kfree(priv->rx_mem_addr);
+
+out:
+	return wlcore_remove(pdev);
+}
+
 static const struct platform_device_id wl12xx_id_table[] = {
 	{ "wl12xx", 0 },
 	{  } /* Terminating Entry */
@@ -1733,7 +1821,7 @@ MODULE_DEVICE_TABLE(platform, wl12xx_id_table);
 
 static struct platform_driver wl12xx_driver = {
 	.probe		= wl12xx_probe,
-	.remove		= wlcore_remove,
+	.remove		= wl12xx_remove,
 	.id_table	= wl12xx_id_table,
 	.driver = {
 		.name	= "wl12xx_driver",
diff --git a/drivers/net/wireless/ti/wl12xx/scan.c b/drivers/net/wireless/ti/wl12xx/scan.c
new file mode 100644
index 000000000000..affdb3ec6225
--- /dev/null
+++ b/drivers/net/wireless/ti/wl12xx/scan.c
@@ -0,0 +1,501 @@
+/*
+ * This file is part of wl12xx
+ *
+ * Copyright (C) 2012 Texas Instruments. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/ieee80211.h>
+#include "scan.h"
+#include "../wlcore/debug.h"
+#include "../wlcore/tx.h"
+
+static int wl1271_get_scan_channels(struct wl1271 *wl,
+				    struct cfg80211_scan_request *req,
+				    struct basic_scan_channel_params *channels,
+				    enum ieee80211_band band, bool passive)
+{
+	struct conf_scan_settings *c = &wl->conf.scan;
+	int i, j;
+	u32 flags;
+
+	for (i = 0, j = 0;
+	     i < req->n_channels && j < WL1271_SCAN_MAX_CHANNELS;
+	     i++) {
+		flags = req->channels[i]->flags;
+
+		if (!test_bit(i, wl->scan.scanned_ch) &&
+		    !(flags & IEEE80211_CHAN_DISABLED) &&
+		    (req->channels[i]->band == band) &&
+		    /*
+		     * In passive scans, we scan all remaining
+		     * channels, even if not marked as such.
+		     * In active scans, we only scan channels not
+		     * marked as passive.
+		     */
+		    (passive || !(flags & IEEE80211_CHAN_PASSIVE_SCAN))) {
+			wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ",
+				     req->channels[i]->band,
+				     req->channels[i]->center_freq);
+			wl1271_debug(DEBUG_SCAN, "hw_value %d, flags %X",
+				     req->channels[i]->hw_value,
+				     req->channels[i]->flags);
+			wl1271_debug(DEBUG_SCAN,
+				     "max_antenna_gain %d, max_power %d",
+				     req->channels[i]->max_antenna_gain,
+				     req->channels[i]->max_power);
+			wl1271_debug(DEBUG_SCAN, "beacon_found %d",
+				     req->channels[i]->beacon_found);
+
+			if (!passive) {
+				channels[j].min_duration =
+					cpu_to_le32(c->min_dwell_time_active);
+				channels[j].max_duration =
+					cpu_to_le32(c->max_dwell_time_active);
+			} else {
+				channels[j].min_duration =
+					cpu_to_le32(c->dwell_time_passive);
+				channels[j].max_duration =
+					cpu_to_le32(c->dwell_time_passive);
+			}
+			channels[j].early_termination = 0;
+			channels[j].tx_power_att = req->channels[i]->max_power;
+			channels[j].channel = req->channels[i]->hw_value;
+
+			memset(&channels[j].bssid_lsb, 0xff, 4);
+			memset(&channels[j].bssid_msb, 0xff, 2);
+
+			/* Mark the channels we already used */
+			set_bit(i, wl->scan.scanned_ch);
+
+			j++;
+		}
+	}
+
+	return j;
+}
+
+#define WL1271_NOTHING_TO_SCAN 1
+
+static int wl1271_scan_send(struct wl1271 *wl, struct wl12xx_vif *wlvif,
+			    enum ieee80211_band band,
+			    bool passive, u32 basic_rate)
+{
+	struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
+	struct wl1271_cmd_scan *cmd;
+	struct wl1271_cmd_trigger_scan_to *trigger;
+	int ret;
+	u16 scan_options = 0;
+
+	/* skip active scans if we don't have SSIDs */
+	if (!passive && wl->scan.req->n_ssids == 0)
+		return WL1271_NOTHING_TO_SCAN;
+
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	trigger = kzalloc(sizeof(*trigger), GFP_KERNEL);
+	if (!cmd || !trigger) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	if (wl->conf.scan.split_scan_timeout)
+		scan_options |= WL1271_SCAN_OPT_SPLIT_SCAN;
+
+	if (passive)
+		scan_options |= WL1271_SCAN_OPT_PASSIVE;
+
+	cmd->params.role_id = wlvif->role_id;
+
+	if (WARN_ON(cmd->params.role_id == WL12XX_INVALID_ROLE_ID)) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	cmd->params.scan_options = cpu_to_le16(scan_options);
+
+	cmd->params.n_ch = wl1271_get_scan_channels(wl, wl->scan.req,
+						    cmd->channels,
+						    band, passive);
+	if (cmd->params.n_ch == 0) {
+		ret = WL1271_NOTHING_TO_SCAN;
+		goto out;
+	}
+
+	cmd->params.tx_rate = cpu_to_le32(basic_rate);
+	cmd->params.n_probe_reqs = wl->conf.scan.num_probe_reqs;
+	cmd->params.tid_trigger = CONF_TX_AC_ANY_TID;
+	cmd->params.scan_tag = WL1271_SCAN_DEFAULT_TAG;
+
+	if (band == IEEE80211_BAND_2GHZ)
+		cmd->params.band = WL1271_SCAN_BAND_2_4_GHZ;
+	else
+		cmd->params.band = WL1271_SCAN_BAND_5_GHZ;
+
+	if (wl->scan.ssid_len && wl->scan.ssid) {
+		cmd->params.ssid_len = wl->scan.ssid_len;
+		memcpy(cmd->params.ssid, wl->scan.ssid, wl->scan.ssid_len);
+	}
+
+	memcpy(cmd->addr, vif->addr, ETH_ALEN);
+
+	ret = wl12xx_cmd_build_probe_req(wl, wlvif,
+					 cmd->params.role_id, band,
+					 wl->scan.ssid, wl->scan.ssid_len,
+					 wl->scan.req->ie,
+					 wl->scan.req->ie_len, false);
+	if (ret < 0) {
+		wl1271_error("PROBE request template failed");
+		goto out;
+	}
+
+	trigger->timeout = cpu_to_le32(wl->conf.scan.split_scan_timeout);
+	ret = wl1271_cmd_send(wl, CMD_TRIGGER_SCAN_TO, trigger,
+			      sizeof(*trigger), 0);
+	if (ret < 0) {
+		wl1271_error("trigger scan to failed for hw scan");
+		goto out;
+	}
+
+	wl1271_dump(DEBUG_SCAN, "SCAN: ", cmd, sizeof(*cmd));
+
+	ret = wl1271_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd), 0);
+	if (ret < 0) {
+		wl1271_error("SCAN failed");
+		goto out;
+	}
+
+out:
+	kfree(cmd);
+	kfree(trigger);
+	return ret;
+}
+
+int wl12xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif)
+{
+	struct wl1271_cmd_header *cmd = NULL;
+	int ret = 0;
+
+	if (WARN_ON(wl->scan.state == WL1271_SCAN_STATE_IDLE))
+		return -EINVAL;
+
+	wl1271_debug(DEBUG_CMD, "cmd scan stop");
+
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	if (!cmd) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, cmd,
+			      sizeof(*cmd), 0);
+	if (ret < 0) {
+		wl1271_error("cmd stop_scan failed");
+		goto out;
+	}
+out:
+	kfree(cmd);
+	return ret;
+}
+
+void wl1271_scan_stm(struct wl1271 *wl, struct wl12xx_vif *wlvif)
+{
+	int ret = 0;
+	enum ieee80211_band band;
+	u32 rate, mask;
+
+	switch (wl->scan.state) {
+	case WL1271_SCAN_STATE_IDLE:
+		break;
+
+	case WL1271_SCAN_STATE_2GHZ_ACTIVE:
+		band = IEEE80211_BAND_2GHZ;
+		mask = wlvif->bitrate_masks[band];
+		if (wl->scan.req->no_cck) {
+			mask &= ~CONF_TX_CCK_RATES;
+			if (!mask)
+				mask = CONF_TX_RATE_MASK_BASIC_P2P;
+		}
+		rate = wl1271_tx_min_rate_get(wl, mask);
+		ret = wl1271_scan_send(wl, wlvif, band, false, rate);
+		if (ret == WL1271_NOTHING_TO_SCAN) {
+			wl->scan.state = WL1271_SCAN_STATE_2GHZ_PASSIVE;
+			wl1271_scan_stm(wl, wlvif);
+		}
+
+		break;
+
+	case WL1271_SCAN_STATE_2GHZ_PASSIVE:
+		band = IEEE80211_BAND_2GHZ;
+		mask = wlvif->bitrate_masks[band];
+		if (wl->scan.req->no_cck) {
+			mask &= ~CONF_TX_CCK_RATES;
+			if (!mask)
+				mask = CONF_TX_RATE_MASK_BASIC_P2P;
+		}
+		rate = wl1271_tx_min_rate_get(wl, mask);
+		ret = wl1271_scan_send(wl, wlvif, band, true, rate);
+		if (ret == WL1271_NOTHING_TO_SCAN) {
+			if (wl->enable_11a)
+				wl->scan.state = WL1271_SCAN_STATE_5GHZ_ACTIVE;
+			else
+				wl->scan.state = WL1271_SCAN_STATE_DONE;
+			wl1271_scan_stm(wl, wlvif);
+		}
+
+		break;
+
+	case WL1271_SCAN_STATE_5GHZ_ACTIVE:
+		band = IEEE80211_BAND_5GHZ;
+		rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]);
+		ret = wl1271_scan_send(wl, wlvif, band, false, rate);
+		if (ret == WL1271_NOTHING_TO_SCAN) {
+			wl->scan.state = WL1271_SCAN_STATE_5GHZ_PASSIVE;
+			wl1271_scan_stm(wl, wlvif);
+		}
+
+		break;
+
+	case WL1271_SCAN_STATE_5GHZ_PASSIVE:
+		band = IEEE80211_BAND_5GHZ;
+		rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]);
+		ret = wl1271_scan_send(wl, wlvif, band, true, rate);
+		if (ret == WL1271_NOTHING_TO_SCAN) {
+			wl->scan.state = WL1271_SCAN_STATE_DONE;
+			wl1271_scan_stm(wl, wlvif);
+		}
+
+		break;
+
+	case WL1271_SCAN_STATE_DONE:
+		wl->scan.failed = false;
+		cancel_delayed_work(&wl->scan_complete_work);
+		ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
+					     msecs_to_jiffies(0));
+		break;
+
+	default:
+		wl1271_error("invalid scan state");
+		break;
+	}
+
+	if (ret < 0) {
+		cancel_delayed_work(&wl->scan_complete_work);
+		ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
+					     msecs_to_jiffies(0));
+	}
+}
+
+static void wl12xx_adjust_channels(struct wl1271_cmd_sched_scan_config *cmd,
+				   struct wlcore_scan_channels *cmd_channels)
+{
+	memcpy(cmd->passive, cmd_channels->passive, sizeof(cmd->passive));
+	memcpy(cmd->active, cmd_channels->active, sizeof(cmd->active));
+	cmd->dfs = cmd_channels->dfs;
+	cmd->n_pactive_ch = cmd_channels->passive_active;
+
+	memcpy(cmd->channels_2, cmd_channels->channels_2,
+	       sizeof(cmd->channels_2));
+	memcpy(cmd->channels_5, cmd_channels->channels_5,
+	       sizeof(cmd->channels_2));
+	/* channels_4 are not supported, so no need to copy them */
+}
+
+int wl1271_scan_sched_scan_config(struct wl1271 *wl,
+				  struct wl12xx_vif *wlvif,
+				  struct cfg80211_sched_scan_request *req,
+				  struct ieee80211_sched_scan_ies *ies)
+{
+	struct wl1271_cmd_sched_scan_config *cfg = NULL;
+	struct wlcore_scan_channels *cfg_channels = NULL;
+	struct conf_sched_scan_settings *c = &wl->conf.sched_scan;
+	int i, ret;
+	bool force_passive = !req->n_ssids;
+
+	wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config");
+
+	cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
+	if (!cfg)
+		return -ENOMEM;
+
+	cfg->role_id = wlvif->role_id;
+	cfg->rssi_threshold = c->rssi_threshold;
+	cfg->snr_threshold  = c->snr_threshold;
+	cfg->n_probe_reqs = c->num_probe_reqs;
+	/* cycles set to 0 it means infinite (until manually stopped) */
+	cfg->cycles = 0;
+	/* report APs when at least 1 is found */
+	cfg->report_after = 1;
+	/* don't stop scanning automatically when something is found */
+	cfg->terminate = 0;
+	cfg->tag = WL1271_SCAN_DEFAULT_TAG;
+	/* don't filter on BSS type */
+	cfg->bss_type = SCAN_BSS_TYPE_ANY;
+	/* currently NL80211 supports only a single interval */
+	for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++)
+		cfg->intervals[i] = cpu_to_le32(req->interval);
+
+	cfg->ssid_len = 0;
+	ret = wlcore_scan_sched_scan_ssid_list(wl, wlvif, req);
+	if (ret < 0)
+		goto out;
+
+	cfg->filter_type = ret;
+
+	wl1271_debug(DEBUG_SCAN, "filter_type = %d", cfg->filter_type);
+
+	cfg_channels = kzalloc(sizeof(*cfg_channels), GFP_KERNEL);
+	if (!cfg_channels) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	if (!wlcore_set_scan_chan_params(wl, cfg_channels, req->channels,
+					 req->n_channels, req->n_ssids,
+					 SCAN_TYPE_PERIODIC)) {
+		wl1271_error("scan channel list is empty");
+		ret = -EINVAL;
+		goto out;
+	}
+	wl12xx_adjust_channels(cfg, cfg_channels);
+
+	if (!force_passive && cfg->active[0]) {
+		u8 band = IEEE80211_BAND_2GHZ;
+		ret = wl12xx_cmd_build_probe_req(wl, wlvif,
+						 wlvif->role_id, band,
+						 req->ssids[0].ssid,
+						 req->ssids[0].ssid_len,
+						 ies->ie[band],
+						 ies->len[band], true);
+		if (ret < 0) {
+			wl1271_error("2.4GHz PROBE request template failed");
+			goto out;
+		}
+	}
+
+	if (!force_passive && cfg->active[1]) {
+		u8 band = IEEE80211_BAND_5GHZ;
+		ret = wl12xx_cmd_build_probe_req(wl, wlvif,
+						 wlvif->role_id, band,
+						 req->ssids[0].ssid,
+						 req->ssids[0].ssid_len,
+						 ies->ie[band],
+						 ies->len[band], true);
+		if (ret < 0) {
+			wl1271_error("5GHz PROBE request template failed");
+			goto out;
+		}
+	}
+
+	wl1271_dump(DEBUG_SCAN, "SCAN_CFG: ", cfg, sizeof(*cfg));
+
+	ret = wl1271_cmd_send(wl, CMD_CONNECTION_SCAN_CFG, cfg,
+			      sizeof(*cfg), 0);
+	if (ret < 0) {
+		wl1271_error("SCAN configuration failed");
+		goto out;
+	}
+out:
+	kfree(cfg_channels);
+	kfree(cfg);
+	return ret;
+}
+
+int wl1271_scan_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif)
+{
+	struct wl1271_cmd_sched_scan_start *start;
+	int ret = 0;
+
+	wl1271_debug(DEBUG_CMD, "cmd periodic scan start");
+
+	if (wlvif->bss_type != BSS_TYPE_STA_BSS)
+		return -EOPNOTSUPP;
+
+	if ((wl->quirks & WLCORE_QUIRK_NO_SCHED_SCAN_WHILE_CONN) &&
+	    test_bit(WLVIF_FLAG_IN_USE, &wlvif->flags))
+		return -EBUSY;
+
+	start = kzalloc(sizeof(*start), GFP_KERNEL);
+	if (!start)
+		return -ENOMEM;
+
+	start->role_id = wlvif->role_id;
+	start->tag = WL1271_SCAN_DEFAULT_TAG;
+
+	ret = wl1271_cmd_send(wl, CMD_START_PERIODIC_SCAN, start,
+			      sizeof(*start), 0);
+	if (ret < 0) {
+		wl1271_error("failed to send scan start command");
+		goto out_free;
+	}
+
+out_free:
+	kfree(start);
+	return ret;
+}
+
+int wl12xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif  *wlvif,
+			    struct cfg80211_sched_scan_request *req,
+			    struct ieee80211_sched_scan_ies *ies)
+{
+	int ret;
+
+	ret = wl1271_scan_sched_scan_config(wl, wlvif, req, ies);
+	if (ret < 0)
+		return ret;
+
+	return wl1271_scan_sched_scan_start(wl, wlvif);
+}
+
+void wl12xx_scan_sched_scan_stop(struct wl1271 *wl,  struct wl12xx_vif *wlvif)
+{
+	struct wl1271_cmd_sched_scan_stop *stop;
+	int ret = 0;
+
+	wl1271_debug(DEBUG_CMD, "cmd periodic scan stop");
+
+	/* FIXME: what to do if alloc'ing to stop fails? */
+	stop = kzalloc(sizeof(*stop), GFP_KERNEL);
+	if (!stop) {
+		wl1271_error("failed to alloc memory to send sched scan stop");
+		return;
+	}
+
+	stop->role_id = wlvif->role_id;
+	stop->tag = WL1271_SCAN_DEFAULT_TAG;
+
+	ret = wl1271_cmd_send(wl, CMD_STOP_PERIODIC_SCAN, stop,
+			      sizeof(*stop), 0);
+	if (ret < 0) {
+		wl1271_error("failed to send sched scan stop command");
+		goto out_free;
+	}
+
+out_free:
+	kfree(stop);
+}
+
+int wl12xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
+		      struct cfg80211_scan_request *req)
+{
+	wl1271_scan_stm(wl, wlvif);
+	return 0;
+}
+
+void wl12xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif)
+{
+	wl1271_scan_stm(wl, wlvif);
+}
diff --git a/drivers/net/wireless/ti/wl12xx/scan.h b/drivers/net/wireless/ti/wl12xx/scan.h
new file mode 100644
index 000000000000..264af7ac2785
--- /dev/null
+++ b/drivers/net/wireless/ti/wl12xx/scan.h
@@ -0,0 +1,140 @@
+/*
+ * This file is part of wl12xx
+ *
+ * Copyright (C) 2012 Texas Instruments. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __WL12XX_SCAN_H__
+#define __WL12XX_SCAN_H__
+
+#include "../wlcore/wlcore.h"
+#include "../wlcore/cmd.h"
+#include "../wlcore/scan.h"
+
+#define WL12XX_MAX_CHANNELS_5GHZ 23
+
+struct basic_scan_params {
+	/* Scan option flags (WL1271_SCAN_OPT_*) */
+	__le16 scan_options;
+	u8 role_id;
+	/* Number of scan channels in the list (maximum 30) */
+	u8 n_ch;
+	/* This field indicates the number of probe requests to send
+	   per channel for an active scan */
+	u8 n_probe_reqs;
+	u8 tid_trigger;
+	u8 ssid_len;
+	u8 use_ssid_list;
+
+	/* Rate bit field for sending the probes */
+	__le32 tx_rate;
+
+	u8 ssid[IEEE80211_MAX_SSID_LEN];
+	/* Band to scan */
+	u8 band;
+
+	u8 scan_tag;
+	u8 padding2[2];
+} __packed;
+
+struct basic_scan_channel_params {
+	/* Duration in TU to wait for frames on a channel for active scan */
+	__le32 min_duration;
+	__le32 max_duration;
+	__le32 bssid_lsb;
+	__le16 bssid_msb;
+	u8 early_termination;
+	u8 tx_power_att;
+	u8 channel;
+	/* FW internal use only! */
+	u8 dfs_candidate;
+	u8 activity_detected;
+	u8 pad;
+} __packed;
+
+struct wl1271_cmd_scan {
+	struct wl1271_cmd_header header;
+
+	struct basic_scan_params params;
+	struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS];
+
+	/* src mac address */
+	u8 addr[ETH_ALEN];
+	u8 padding[2];
+} __packed;
+
+struct wl1271_cmd_sched_scan_config {
+	struct wl1271_cmd_header header;
+
+	__le32 intervals[SCAN_MAX_CYCLE_INTERVALS];
+
+	s8 rssi_threshold; /* for filtering (in dBm) */
+	s8 snr_threshold;  /* for filtering (in dB) */
+
+	u8 cycles;       /* maximum number of scan cycles */
+	u8 report_after; /* report when this number of results are received */
+	u8 terminate;    /* stop scanning after reporting */
+
+	u8 tag;
+	u8 bss_type; /* for filtering */
+	u8 filter_type;
+
+	u8 ssid_len;     /* For SCAN_SSID_FILTER_SPECIFIC */
+	u8 ssid[IEEE80211_MAX_SSID_LEN];
+
+	u8 n_probe_reqs; /* Number of probes requests per channel */
+
+	u8 passive[SCAN_MAX_BANDS];
+	u8 active[SCAN_MAX_BANDS];
+
+	u8 dfs;
+
+	u8 n_pactive_ch; /* number of pactive (passive until fw detects energy)
+			    channels in BG band */
+	u8 role_id;
+	u8 padding[1];
+	struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ];
+	struct conn_scan_ch_params channels_5[WL12XX_MAX_CHANNELS_5GHZ];
+	struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ];
+} __packed;
+
+struct wl1271_cmd_sched_scan_start {
+	struct wl1271_cmd_header header;
+
+	u8 tag;
+	u8 role_id;
+	u8 padding[2];
+} __packed;
+
+struct wl1271_cmd_sched_scan_stop {
+	struct wl1271_cmd_header header;
+
+	u8 tag;
+	u8 role_id;
+	u8 padding[2];
+} __packed;
+
+int wl12xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
+		      struct cfg80211_scan_request *req);
+int wl12xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif);
+void wl12xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif);
+int wl12xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif  *wlvif,
+			    struct cfg80211_sched_scan_request *req,
+			    struct ieee80211_sched_scan_ies *ies);
+void wl12xx_scan_sched_scan_stop(struct wl1271 *wl,  struct wl12xx_vif *wlvif);
+#endif
diff --git a/drivers/net/wireless/ti/wl12xx/wl12xx.h b/drivers/net/wireless/ti/wl12xx/wl12xx.h
index 7182bbf6625d..d4552857480c 100644
--- a/drivers/net/wireless/ti/wl12xx/wl12xx.h
+++ b/drivers/net/wireless/ti/wl12xx/wl12xx.h
@@ -24,19 +24,37 @@
 
 #include "conf.h"
 
-/* minimum FW required for driver for wl127x */
+/* WiLink 6/7 chip IDs */
+#define CHIP_ID_127X_PG10              (0x04030101)
+#define CHIP_ID_127X_PG20              (0x04030111)
+#define CHIP_ID_128X_PG10              (0x05030101)
+#define CHIP_ID_128X_PG20              (0x05030111)
+
+/* FW chip version for wl127x */
 #define WL127X_CHIP_VER		6
-#define WL127X_IFTYPE_VER	3
-#define WL127X_MAJOR_VER	10
-#define WL127X_SUBTYPE_VER	2
-#define WL127X_MINOR_VER	115
+/* minimum single-role FW version for wl127x */
+#define WL127X_IFTYPE_SR_VER	3
+#define WL127X_MAJOR_SR_VER	10
+#define WL127X_SUBTYPE_SR_VER	WLCORE_FW_VER_IGNORE
+#define WL127X_MINOR_SR_VER	115
+/* minimum multi-role FW version for wl127x */
+#define WL127X_IFTYPE_MR_VER	5
+#define WL127X_MAJOR_MR_VER	7
+#define WL127X_SUBTYPE_MR_VER	WLCORE_FW_VER_IGNORE
+#define WL127X_MINOR_MR_VER	115
 
-/* minimum FW required for driver for wl128x */
+/* FW chip version for wl128x */
 #define WL128X_CHIP_VER		7
-#define WL128X_IFTYPE_VER	3
-#define WL128X_MAJOR_VER	10
-#define WL128X_SUBTYPE_VER	2
-#define WL128X_MINOR_VER	115
+/* minimum single-role FW version for wl128x */
+#define WL128X_IFTYPE_SR_VER	3
+#define WL128X_MAJOR_SR_VER	10
+#define WL128X_SUBTYPE_SR_VER	WLCORE_FW_VER_IGNORE
+#define WL128X_MINOR_SR_VER	115
+/* minimum multi-role FW version for wl128x */
+#define WL128X_IFTYPE_MR_VER	5
+#define WL128X_MAJOR_MR_VER	7
+#define WL128X_SUBTYPE_MR_VER	WLCORE_FW_VER_IGNORE
+#define WL128X_MINOR_MR_VER	42
 
 #define WL12XX_AGGR_BUFFER_SIZE	(4 * PAGE_SIZE)
 
@@ -55,6 +73,8 @@ struct wl12xx_priv {
 
 	int ref_clock;
 	int tcxo_clock;
+
+	struct wl127x_rx_mem_pool_addr *rx_mem_addr;
 };
 
 #endif /* __WL12XX_PRIV_H__ */