Moved, renamed, and deleted files

The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.

1 files changed, 0 insertions, 1415 deletions

diff --git a/ANDROID_3.4.5/drivers/net/wireless/mwifiex/cmdevt.c b/ANDROID_3.4.5/drivers/net/wireless/mwifiex/cmdevt.c
deleted file mode 100644
index 07f6e009..00000000
--- a/ANDROID_3.4.5/drivers/net/wireless/mwifiex/cmdevt.c
+++ /dev/null
@@ -1,1415 +0,0 @@
-/*
- * Marvell Wireless LAN device driver: commands and events
- *
- * Copyright (C) 2011, Marvell International Ltd.
- *
- * This software file (the "File") is distributed by Marvell International
- * Ltd. under the terms of the GNU General Public License Version 2, June 1991
- * (the "License").  You may use, redistribute and/or modify this File in
- * accordance with the terms and conditions of the License, a copy of which
- * is available by writing to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
- * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
- *
- * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
- * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
- * this warranty disclaimer.
- */
-
-#include "decl.h"
-#include "ioctl.h"
-#include "util.h"
-#include "fw.h"
-#include "main.h"
-#include "wmm.h"
-#include "11n.h"
-
-/*
- * This function initializes a command node.
- *
- * The actual allocation of the node is not done by this function. It only
- * initiates a node by filling it with default parameters. Similarly,
- * allocation of the different buffers used (IOCTL buffer, data buffer) are
- * not done by this function either.
- */
-static void
-mwifiex_init_cmd_node(struct mwifiex_private *priv,
-		      struct cmd_ctrl_node *cmd_node,
-		      u32 cmd_oid, void *data_buf)
-{
-	cmd_node->priv = priv;
-	cmd_node->cmd_oid = cmd_oid;
-	if (priv->adapter->cmd_wait_q_required) {
-		cmd_node->wait_q_enabled = priv->adapter->cmd_wait_q_required;
-		priv->adapter->cmd_wait_q_required = false;
-		cmd_node->cmd_wait_q_woken = false;
-		cmd_node->condition = &cmd_node->cmd_wait_q_woken;
-	}
-	cmd_node->data_buf = data_buf;
-	cmd_node->cmd_skb = cmd_node->skb;
-}
-
-/*
- * This function returns a command node from the free queue depending upon
- * availability.
- */
-static struct cmd_ctrl_node *
-mwifiex_get_cmd_node(struct mwifiex_adapter *adapter)
-{
-	struct cmd_ctrl_node *cmd_node;
-	unsigned long flags;
-
-	spin_lock_irqsave(&adapter->cmd_free_q_lock, flags);
-	if (list_empty(&adapter->cmd_free_q)) {
-		dev_err(adapter->dev, "GET_CMD_NODE: cmd node not available\n");
-		spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags);
-		return NULL;
-	}
-	cmd_node = list_first_entry(&adapter->cmd_free_q,
-				    struct cmd_ctrl_node, list);
-	list_del(&cmd_node->list);
-	spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags);
-
-	return cmd_node;
-}
-
-/*
- * This function cleans up a command node.
- *
- * The function resets the fields including the buffer pointers.
- * This function does not try to free the buffers. They must be
- * freed before calling this function.
- *
- * This function will however call the receive completion callback
- * in case a response buffer is still available before resetting
- * the pointer.
- */
-static void
-mwifiex_clean_cmd_node(struct mwifiex_adapter *adapter,
-		       struct cmd_ctrl_node *cmd_node)
-{
-	cmd_node->cmd_oid = 0;
-	cmd_node->cmd_flag = 0;
-	cmd_node->data_buf = NULL;
-	cmd_node->wait_q_enabled = false;
-
-	if (cmd_node->cmd_skb)
-		skb_trim(cmd_node->cmd_skb, 0);
-
-	if (cmd_node->resp_skb) {
-		adapter->if_ops.cmdrsp_complete(adapter, cmd_node->resp_skb);
-		cmd_node->resp_skb = NULL;
-	}
-}
-
-/*
- * This function sends a host command to the firmware.
- *
- * The function copies the host command into the driver command
- * buffer, which will be transferred to the firmware later by the
- * main thread.
- */
-static int mwifiex_cmd_host_cmd(struct mwifiex_private *priv,
-				struct host_cmd_ds_command *cmd,
-				struct mwifiex_ds_misc_cmd *pcmd_ptr)
-{
-	/* Copy the HOST command to command buffer */
-	memcpy(cmd, pcmd_ptr->cmd, pcmd_ptr->len);
-	dev_dbg(priv->adapter->dev, "cmd: host cmd size = %d\n", pcmd_ptr->len);
-	return 0;
-}
-
-/*
- * This function downloads a command to the firmware.
- *
- * The function performs sanity tests, sets the command sequence
- * number and size, converts the header fields to CPU format before
- * sending. Afterwards, it logs the command ID and action for debugging
- * and sets up the command timeout timer.
- */
-static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv,
-				  struct cmd_ctrl_node *cmd_node)
-{
-
-	struct mwifiex_adapter *adapter = priv->adapter;
-	int ret;
-	struct host_cmd_ds_command *host_cmd;
-	uint16_t cmd_code;
-	uint16_t cmd_size;
-	struct timeval tstamp;
-	unsigned long flags;
-
-	if (!adapter || !cmd_node)
-		return -1;
-
-	host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data);
-
-	/* Sanity test */
-	if (host_cmd == NULL || host_cmd->size == 0) {
-		dev_err(adapter->dev, "DNLD_CMD: host_cmd is null"
-			" or cmd size is 0, not sending\n");
-		if (cmd_node->wait_q_enabled)
-			adapter->cmd_wait_q.status = -1;
-		mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
-		return -1;
-	}
-
-	/* Set command sequence number */
-	adapter->seq_num++;
-	host_cmd->seq_num = cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO
-					(adapter->seq_num,
-					 cmd_node->priv->bss_num,
-					 cmd_node->priv->bss_type));
-
-	spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-	adapter->curr_cmd = cmd_node;
-	spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-
-	cmd_code = le16_to_cpu(host_cmd->command);
-	cmd_size = le16_to_cpu(host_cmd->size);
-
-	skb_trim(cmd_node->cmd_skb, cmd_size);
-
-	do_gettimeofday(&tstamp);
-	dev_dbg(adapter->dev, "cmd: DNLD_CMD: (%lu.%lu): %#x, act %#x, len %d,"
-		" seqno %#x\n",
-		tstamp.tv_sec, tstamp.tv_usec, cmd_code,
-		le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)), cmd_size,
-		le16_to_cpu(host_cmd->seq_num));
-
-	skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN);
-
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
-					   cmd_node->cmd_skb, NULL);
-
-	skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN);
-
-	if (ret == -1) {
-		dev_err(adapter->dev, "DNLD_CMD: host to card failed\n");
-		if (cmd_node->wait_q_enabled)
-			adapter->cmd_wait_q.status = -1;
-		mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
-
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-		adapter->curr_cmd = NULL;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-
-		adapter->dbg.num_cmd_host_to_card_failure++;
-		return -1;
-	}
-
-	/* Save the last command id and action to debug log */
-	adapter->dbg.last_cmd_index =
-			(adapter->dbg.last_cmd_index + 1) % DBG_CMD_NUM;
-	adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index] = cmd_code;
-	adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index] =
-			le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN));
-
-	/* Clear BSS_NO_BITS from HostCmd */
-	cmd_code &= HostCmd_CMD_ID_MASK;
-
-	/* Setup the timer after transmit command */
-	mod_timer(&adapter->cmd_timer,
-		  jiffies + (MWIFIEX_TIMER_10S * HZ) / 1000);
-
-	return 0;
-}
-
-/*
- * This function downloads a sleep confirm command to the firmware.
- *
- * The function performs sanity tests, sets the command sequence
- * number and size, converts the header fields to CPU format before
- * sending.
- *
- * No responses are needed for sleep confirm command.
- */
-static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter)
-{
-	int ret;
-	struct mwifiex_private *priv;
-	struct mwifiex_opt_sleep_confirm *sleep_cfm_buf =
-				(struct mwifiex_opt_sleep_confirm *)
-						adapter->sleep_cfm->data;
-	priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-
-	sleep_cfm_buf->seq_num =
-		cpu_to_le16((HostCmd_SET_SEQ_NO_BSS_INFO
-					(adapter->seq_num, priv->bss_num,
-					 priv->bss_type)));
-	adapter->seq_num++;
-
-	skb_push(adapter->sleep_cfm, INTF_HEADER_LEN);
-	ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
-					   adapter->sleep_cfm, NULL);
-	skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN);
-
-	if (ret == -1) {
-		dev_err(adapter->dev, "SLEEP_CFM: failed\n");
-		adapter->dbg.num_cmd_sleep_cfm_host_to_card_failure++;
-		return -1;
-	}
-	if (GET_BSS_ROLE(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY))
-	    == MWIFIEX_BSS_ROLE_STA) {
-		if (!sleep_cfm_buf->resp_ctrl)
-			/* Response is not needed for sleep
-			   confirm command */
-			adapter->ps_state = PS_STATE_SLEEP;
-		else
-			adapter->ps_state = PS_STATE_SLEEP_CFM;
-
-		if (!sleep_cfm_buf->resp_ctrl &&
-		    (adapter->is_hs_configured &&
-		     !adapter->sleep_period.period)) {
-			adapter->pm_wakeup_card_req = true;
-			mwifiex_hs_activated_event(mwifiex_get_priv
-					(adapter, MWIFIEX_BSS_ROLE_STA), true);
-		}
-	}
-
-	return ret;
-}
-
-/*
- * This function allocates the command buffers and links them to
- * the command free queue.
- *
- * The driver uses a pre allocated number of command buffers, which
- * are created at driver initializations and freed at driver cleanup.
- * Every command needs to obtain a command buffer from this pool before
- * it can be issued. The command free queue lists the command buffers
- * currently free to use, while the command pending queue lists the
- * command buffers already in use and awaiting handling. Command buffers
- * are returned to the free queue after use.
- */
-int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter)
-{
-	struct cmd_ctrl_node *cmd_array;
-	u32 buf_size;
-	u32 i;
-
-	/* Allocate and initialize struct cmd_ctrl_node */
-	buf_size = sizeof(struct cmd_ctrl_node) * MWIFIEX_NUM_OF_CMD_BUFFER;
-	cmd_array = kzalloc(buf_size, GFP_KERNEL);
-	if (!cmd_array) {
-		dev_err(adapter->dev, "%s: failed to alloc cmd_array\n",
-			__func__);
-		return -ENOMEM;
-	}
-
-	adapter->cmd_pool = cmd_array;
-	memset(adapter->cmd_pool, 0, buf_size);
-
-	/* Allocate and initialize command buffers */
-	for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++) {
-		cmd_array[i].skb = dev_alloc_skb(MWIFIEX_SIZE_OF_CMD_BUFFER);
-		if (!cmd_array[i].skb) {
-			dev_err(adapter->dev, "ALLOC_CMD_BUF: out of memory\n");
-			return -1;
-		}
-	}
-
-	for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++)
-		mwifiex_insert_cmd_to_free_q(adapter, &cmd_array[i]);
-
-	return 0;
-}
-
-/*
- * This function frees the command buffers.
- *
- * The function calls the completion callback for all the command
- * buffers that still have response buffers associated with them.
- */
-int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter)
-{
-	struct cmd_ctrl_node *cmd_array;
-	u32 i;
-
-	/* Need to check if cmd pool is allocated or not */
-	if (!adapter->cmd_pool) {
-		dev_dbg(adapter->dev, "info: FREE_CMD_BUF: cmd_pool is null\n");
-		return 0;
-	}
-
-	cmd_array = adapter->cmd_pool;
-
-	/* Release shared memory buffers */
-	for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++) {
-		if (cmd_array[i].skb) {
-			dev_dbg(adapter->dev, "cmd: free cmd buffer %d\n", i);
-			dev_kfree_skb_any(cmd_array[i].skb);
-		}
-		if (!cmd_array[i].resp_skb)
-			continue;
-		dev_kfree_skb_any(cmd_array[i].resp_skb);
-	}
-	/* Release struct cmd_ctrl_node */
-	if (adapter->cmd_pool) {
-		dev_dbg(adapter->dev, "cmd: free cmd pool\n");
-		kfree(adapter->cmd_pool);
-		adapter->cmd_pool = NULL;
-	}
-
-	return 0;
-}
-
-/*
- * This function handles events generated by firmware.
- *
- * Event body of events received from firmware are not used (though they are
- * saved), only the event ID is used. Some events are re-invoked by
- * the driver, with a new event body.
- *
- * After processing, the function calls the completion callback
- * for cleanup.
- */
-int mwifiex_process_event(struct mwifiex_adapter *adapter)
-{
-	int ret;
-	struct mwifiex_private *priv =
-		mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-	struct sk_buff *skb = adapter->event_skb;
-	u32 eventcause = adapter->event_cause;
-	struct timeval tstamp;
-	struct mwifiex_rxinfo *rx_info;
-
-	/* Save the last event to debug log */
-	adapter->dbg.last_event_index =
-			(adapter->dbg.last_event_index + 1) % DBG_CMD_NUM;
-	adapter->dbg.last_event[adapter->dbg.last_event_index] =
-							(u16) eventcause;
-
-	/* Get BSS number and corresponding priv */
-	priv = mwifiex_get_priv_by_id(adapter, EVENT_GET_BSS_NUM(eventcause),
-				      EVENT_GET_BSS_TYPE(eventcause));
-	if (!priv)
-		priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-	/* Clear BSS_NO_BITS from event */
-	eventcause &= EVENT_ID_MASK;
-	adapter->event_cause = eventcause;
-
-	if (skb) {
-		rx_info = MWIFIEX_SKB_RXCB(skb);
-		rx_info->bss_num = priv->bss_num;
-		rx_info->bss_type = priv->bss_type;
-	}
-
-	if (eventcause != EVENT_PS_SLEEP && eventcause != EVENT_PS_AWAKE) {
-		do_gettimeofday(&tstamp);
-		dev_dbg(adapter->dev, "event: %lu.%lu: cause: %#x\n",
-			tstamp.tv_sec, tstamp.tv_usec, eventcause);
-	}
-
-	ret = mwifiex_process_sta_event(priv);
-
-	adapter->event_cause = 0;
-	adapter->event_skb = NULL;
-	adapter->if_ops.event_complete(adapter, skb);
-
-	return ret;
-}
-
-/*
- * This function is used to send synchronous command to the firmware.
- *
- * it allocates a wait queue for the command and wait for the command
- * response.
- */
-int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no,
-			  u16 cmd_action, u32 cmd_oid, void *data_buf)
-{
-	int ret = 0;
-	struct mwifiex_adapter *adapter = priv->adapter;
-
-	adapter->cmd_wait_q_required = true;
-
-	ret = mwifiex_send_cmd_async(priv, cmd_no, cmd_action, cmd_oid,
-				     data_buf);
-	if (!ret)
-		ret = mwifiex_wait_queue_complete(adapter);
-
-	return ret;
-}
-
-
-/*
- * This function prepares a command and asynchronously send it to the firmware.
- *
- * Preparation includes -
- *      - Sanity tests to make sure the card is still present or the FW
- *        is not reset
- *      - Getting a new command node from the command free queue
- *      - Initializing the command node for default parameters
- *      - Fill up the non-default parameters and buffer pointers
- *      - Add the command to pending queue
- */
-int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no,
-			   u16 cmd_action, u32 cmd_oid, void *data_buf)
-{
-	int ret;
-	struct mwifiex_adapter *adapter = priv->adapter;
-	struct cmd_ctrl_node *cmd_node;
-	struct host_cmd_ds_command *cmd_ptr;
-
-	if (!adapter) {
-		pr_err("PREP_CMD: adapter is NULL\n");
-		return -1;
-	}
-
-	if (adapter->is_suspended) {
-		dev_err(adapter->dev, "PREP_CMD: device in suspended state\n");
-		return -1;
-	}
-
-	if (adapter->surprise_removed) {
-		dev_err(adapter->dev, "PREP_CMD: card is removed\n");
-		return -1;
-	}
-
-	if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET) {
-		if (cmd_no != HostCmd_CMD_FUNC_INIT) {
-			dev_err(adapter->dev, "PREP_CMD: FW in reset state\n");
-			return -1;
-		}
-	}
-
-	/* Get a new command node */
-	cmd_node = mwifiex_get_cmd_node(adapter);
-
-	if (!cmd_node) {
-		dev_err(adapter->dev, "PREP_CMD: no free cmd node\n");
-		return -1;
-	}
-
-	/* Initialize the command node */
-	mwifiex_init_cmd_node(priv, cmd_node, cmd_oid, data_buf);
-
-	if (!cmd_node->cmd_skb) {
-		dev_err(adapter->dev, "PREP_CMD: no free cmd buf\n");
-		return -1;
-	}
-
-	memset(skb_put(cmd_node->cmd_skb, sizeof(struct host_cmd_ds_command)),
-	       0, sizeof(struct host_cmd_ds_command));
-
-	cmd_ptr = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data);
-	cmd_ptr->command = cpu_to_le16(cmd_no);
-	cmd_ptr->result = 0;
-
-	/* Prepare command */
-	if (cmd_no) {
-		ret = mwifiex_sta_prepare_cmd(priv, cmd_no, cmd_action,
-					      cmd_oid, data_buf, cmd_ptr);
-	} else {
-		ret = mwifiex_cmd_host_cmd(priv, cmd_ptr, data_buf);
-		cmd_node->cmd_flag |= CMD_F_HOSTCMD;
-	}
-
-	/* Return error, since the command preparation failed */
-	if (ret) {
-		dev_err(adapter->dev, "PREP_CMD: cmd %#x preparation failed\n",
-			cmd_no);
-		mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
-		return -1;
-	}
-
-	/* Send command */
-	if (cmd_no == HostCmd_CMD_802_11_SCAN) {
-		mwifiex_queue_scan_cmd(priv, cmd_node);
-	} else {
-		adapter->cmd_queued = cmd_node;
-		mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true);
-	}
-
-	return ret;
-}
-
-/*
- * This function returns a command to the command free queue.
- *
- * The function also calls the completion callback if required, before
- * cleaning the command node and re-inserting it into the free queue.
- */
-void
-mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter,
-			     struct cmd_ctrl_node *cmd_node)
-{
-	unsigned long flags;
-
-	if (!cmd_node)
-		return;
-
-	if (cmd_node->wait_q_enabled)
-		mwifiex_complete_cmd(adapter, cmd_node);
-	/* Clean the node */
-	mwifiex_clean_cmd_node(adapter, cmd_node);
-
-	/* Insert node into cmd_free_q */
-	spin_lock_irqsave(&adapter->cmd_free_q_lock, flags);
-	list_add_tail(&cmd_node->list, &adapter->cmd_free_q);
-	spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags);
-}
-
-/*
- * This function queues a command to the command pending queue.
- *
- * This in effect adds the command to the command list to be executed.
- * Exit PS command is handled specially, by placing it always to the
- * front of the command queue.
- */
-void
-mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter,
-				struct cmd_ctrl_node *cmd_node, u32 add_tail)
-{
-	struct host_cmd_ds_command *host_cmd = NULL;
-	u16 command;
-	unsigned long flags;
-
-	host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data);
-	if (!host_cmd) {
-		dev_err(adapter->dev, "QUEUE_CMD: host_cmd is NULL\n");
-		return;
-	}
-
-	command = le16_to_cpu(host_cmd->command);
-
-	/* Exit_PS command needs to be queued in the header always. */
-	if (command == HostCmd_CMD_802_11_PS_MODE_ENH) {
-		struct host_cmd_ds_802_11_ps_mode_enh *pm =
-						&host_cmd->params.psmode_enh;
-		if ((le16_to_cpu(pm->action) == DIS_PS) ||
-		    (le16_to_cpu(pm->action) == DIS_AUTO_PS)) {
-			if (adapter->ps_state != PS_STATE_AWAKE)
-				add_tail = false;
-		}
-	}
-
-	spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags);
-	if (add_tail)
-		list_add_tail(&cmd_node->list, &adapter->cmd_pending_q);
-	else
-		list_add(&cmd_node->list, &adapter->cmd_pending_q);
-	spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags);
-
-	dev_dbg(adapter->dev, "cmd: QUEUE_CMD: cmd=%#x is queued\n", command);
-}
-
-/*
- * This function executes the next command in command pending queue.
- *
- * This function will fail if a command is already in processing stage,
- * otherwise it will dequeue the first command from the command pending
- * queue and send to the firmware.
- *
- * If the device is currently in host sleep mode, any commands, except the
- * host sleep configuration command will de-activate the host sleep. For PS
- * mode, the function will put the firmware back to sleep if applicable.
- */
-int mwifiex_exec_next_cmd(struct mwifiex_adapter *adapter)
-{
-	struct mwifiex_private *priv;
-	struct cmd_ctrl_node *cmd_node;
-	int ret = 0;
-	struct host_cmd_ds_command *host_cmd;
-	unsigned long cmd_flags;
-	unsigned long cmd_pending_q_flags;
-
-	/* Check if already in processing */
-	if (adapter->curr_cmd) {
-		dev_err(adapter->dev, "EXEC_NEXT_CMD: cmd in processing\n");
-		return -1;
-	}
-
-	spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags);
-	/* Check if any command is pending */
-	spin_lock_irqsave(&adapter->cmd_pending_q_lock, cmd_pending_q_flags);
-	if (list_empty(&adapter->cmd_pending_q)) {
-		spin_unlock_irqrestore(&adapter->cmd_pending_q_lock,
-				       cmd_pending_q_flags);
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags);
-		return 0;
-	}
-	cmd_node = list_first_entry(&adapter->cmd_pending_q,
-				    struct cmd_ctrl_node, list);
-	spin_unlock_irqrestore(&adapter->cmd_pending_q_lock,
-			       cmd_pending_q_flags);
-
-	host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data);
-	priv = cmd_node->priv;
-
-	if (adapter->ps_state != PS_STATE_AWAKE) {
-		dev_err(adapter->dev, "%s: cannot send cmd in sleep state,"
-				" this should not happen\n", __func__);
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags);
-		return ret;
-	}
-
-	spin_lock_irqsave(&adapter->cmd_pending_q_lock, cmd_pending_q_flags);
-	list_del(&cmd_node->list);
-	spin_unlock_irqrestore(&adapter->cmd_pending_q_lock,
-			       cmd_pending_q_flags);
-
-	spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags);
-	ret = mwifiex_dnld_cmd_to_fw(priv, cmd_node);
-	priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-	/* Any command sent to the firmware when host is in sleep
-	 * mode should de-configure host sleep. We should skip the
-	 * host sleep configuration command itself though
-	 */
-	if (priv && (host_cmd->command !=
-	     cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH))) {
-		if (adapter->hs_activated) {
-			adapter->is_hs_configured = false;
-			mwifiex_hs_activated_event(priv, false);
-		}
-	}
-
-	return ret;
-}
-
-/*
- * This function handles the command response.
- *
- * After processing, the function cleans the command node and puts
- * it back to the command free queue.
- */
-int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter)
-{
-	struct host_cmd_ds_command *resp;
-	struct mwifiex_private *priv =
-		mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-	int ret = 0;
-	uint16_t orig_cmdresp_no;
-	uint16_t cmdresp_no;
-	uint16_t cmdresp_result;
-	struct timeval tstamp;
-	unsigned long flags;
-
-	/* Now we got response from FW, cancel the command timer */
-	del_timer(&adapter->cmd_timer);
-
-	if (!adapter->curr_cmd || !adapter->curr_cmd->resp_skb) {
-		resp = (struct host_cmd_ds_command *) adapter->upld_buf;
-		dev_err(adapter->dev, "CMD_RESP: NULL curr_cmd, %#x\n",
-			le16_to_cpu(resp->command));
-		return -1;
-	}
-
-	adapter->num_cmd_timeout = 0;
-
-	resp = (struct host_cmd_ds_command *) adapter->curr_cmd->resp_skb->data;
-	if (adapter->curr_cmd->cmd_flag & CMD_F_CANCELED) {
-		dev_err(adapter->dev, "CMD_RESP: %#x been canceled\n",
-			le16_to_cpu(resp->command));
-		mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-		adapter->curr_cmd = NULL;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-		return -1;
-	}
-
-	if (adapter->curr_cmd->cmd_flag & CMD_F_HOSTCMD) {
-		/* Copy original response back to response buffer */
-		struct mwifiex_ds_misc_cmd *hostcmd;
-		uint16_t size = le16_to_cpu(resp->size);
-		dev_dbg(adapter->dev, "info: host cmd resp size = %d\n", size);
-		size = min_t(u16, size, MWIFIEX_SIZE_OF_CMD_BUFFER);
-		if (adapter->curr_cmd->data_buf) {
-			hostcmd = adapter->curr_cmd->data_buf;
-			hostcmd->len = size;
-			memcpy(hostcmd->cmd, resp, size);
-		}
-	}
-	orig_cmdresp_no = le16_to_cpu(resp->command);
-
-	/* Get BSS number and corresponding priv */
-	priv = mwifiex_get_priv_by_id(adapter,
-			     HostCmd_GET_BSS_NO(le16_to_cpu(resp->seq_num)),
-			     HostCmd_GET_BSS_TYPE(le16_to_cpu(resp->seq_num)));
-	if (!priv)
-		priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-	/* Clear RET_BIT from HostCmd */
-	resp->command = cpu_to_le16(orig_cmdresp_no & HostCmd_CMD_ID_MASK);
-
-	cmdresp_no = le16_to_cpu(resp->command);
-	cmdresp_result = le16_to_cpu(resp->result);
-
-	/* Save the last command response to debug log */
-	adapter->dbg.last_cmd_resp_index =
-			(adapter->dbg.last_cmd_resp_index + 1) % DBG_CMD_NUM;
-	adapter->dbg.last_cmd_resp_id[adapter->dbg.last_cmd_resp_index] =
-								orig_cmdresp_no;
-
-	do_gettimeofday(&tstamp);
-	dev_dbg(adapter->dev, "cmd: CMD_RESP: (%lu.%lu): 0x%x, result %d,"
-		" len %d, seqno 0x%x\n",
-	       tstamp.tv_sec, tstamp.tv_usec, orig_cmdresp_no, cmdresp_result,
-	       le16_to_cpu(resp->size), le16_to_cpu(resp->seq_num));
-
-	if (!(orig_cmdresp_no & HostCmd_RET_BIT)) {
-		dev_err(adapter->dev, "CMD_RESP: invalid cmd resp\n");
-		if (adapter->curr_cmd->wait_q_enabled)
-			adapter->cmd_wait_q.status = -1;
-
-		mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-		adapter->curr_cmd = NULL;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-		return -1;
-	}
-
-	if (adapter->curr_cmd->cmd_flag & CMD_F_HOSTCMD) {
-		adapter->curr_cmd->cmd_flag &= ~CMD_F_HOSTCMD;
-		if ((cmdresp_result == HostCmd_RESULT_OK) &&
-		    (cmdresp_no == HostCmd_CMD_802_11_HS_CFG_ENH))
-			ret = mwifiex_ret_802_11_hs_cfg(priv, resp);
-	} else {
-		/* handle response */
-		ret = mwifiex_process_sta_cmdresp(priv, cmdresp_no, resp);
-	}
-
-	/* Check init command response */
-	if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) {
-		if (ret) {
-			dev_err(adapter->dev, "%s: cmd %#x failed during "
-				"initialization\n", __func__, cmdresp_no);
-			mwifiex_init_fw_complete(adapter);
-			return -1;
-		} else if (adapter->last_init_cmd == cmdresp_no)
-			adapter->hw_status = MWIFIEX_HW_STATUS_INIT_DONE;
-	}
-
-	if (adapter->curr_cmd) {
-		if (adapter->curr_cmd->wait_q_enabled)
-			adapter->cmd_wait_q.status = ret;
-
-		/* Clean up and put current command back to cmd_free_q */
-		mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd);
-
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-		adapter->curr_cmd = NULL;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-	}
-
-	return ret;
-}
-
-/*
- * This function handles the timeout of command sending.
- *
- * It will re-send the same command again.
- */
-void
-mwifiex_cmd_timeout_func(unsigned long function_context)
-{
-	struct mwifiex_adapter *adapter =
-		(struct mwifiex_adapter *) function_context;
-	struct cmd_ctrl_node *cmd_node;
-	struct timeval tstamp;
-
-	adapter->num_cmd_timeout++;
-	adapter->dbg.num_cmd_timeout++;
-	if (!adapter->curr_cmd) {
-		dev_dbg(adapter->dev, "cmd: empty curr_cmd\n");
-		return;
-	}
-	cmd_node = adapter->curr_cmd;
-	if (cmd_node->wait_q_enabled)
-		adapter->cmd_wait_q.status = -ETIMEDOUT;
-
-	if (cmd_node) {
-		adapter->dbg.timeout_cmd_id =
-			adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index];
-		adapter->dbg.timeout_cmd_act =
-			adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index];
-		do_gettimeofday(&tstamp);
-		dev_err(adapter->dev,
-			"%s: Timeout cmd id (%lu.%lu) = %#x, act = %#x\n",
-			__func__, tstamp.tv_sec, tstamp.tv_usec,
-			adapter->dbg.timeout_cmd_id,
-			adapter->dbg.timeout_cmd_act);
-
-		dev_err(adapter->dev, "num_data_h2c_failure = %d\n",
-			adapter->dbg.num_tx_host_to_card_failure);
-		dev_err(adapter->dev, "num_cmd_h2c_failure = %d\n",
-			adapter->dbg.num_cmd_host_to_card_failure);
-
-		dev_err(adapter->dev, "num_cmd_timeout = %d\n",
-			adapter->dbg.num_cmd_timeout);
-		dev_err(adapter->dev, "num_tx_timeout = %d\n",
-			adapter->dbg.num_tx_timeout);
-
-		dev_err(adapter->dev, "last_cmd_index = %d\n",
-			adapter->dbg.last_cmd_index);
-		print_hex_dump_bytes("last_cmd_id: ", DUMP_PREFIX_OFFSET,
-				     adapter->dbg.last_cmd_id, DBG_CMD_NUM);
-		print_hex_dump_bytes("last_cmd_act: ", DUMP_PREFIX_OFFSET,
-				     adapter->dbg.last_cmd_act, DBG_CMD_NUM);
-
-		dev_err(adapter->dev, "last_cmd_resp_index = %d\n",
-			adapter->dbg.last_cmd_resp_index);
-		print_hex_dump_bytes("last_cmd_resp_id: ", DUMP_PREFIX_OFFSET,
-				     adapter->dbg.last_cmd_resp_id,
-				     DBG_CMD_NUM);
-
-		dev_err(adapter->dev, "last_event_index = %d\n",
-			adapter->dbg.last_event_index);
-		print_hex_dump_bytes("last_event: ", DUMP_PREFIX_OFFSET,
-				     adapter->dbg.last_event, DBG_CMD_NUM);
-
-		dev_err(adapter->dev, "data_sent=%d cmd_sent=%d\n",
-			adapter->data_sent, adapter->cmd_sent);
-
-		dev_err(adapter->dev, "ps_mode=%d ps_state=%d\n",
-			adapter->ps_mode, adapter->ps_state);
-	}
-	if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING)
-		mwifiex_init_fw_complete(adapter);
-}
-
-/*
- * This function cancels all the pending commands.
- *
- * The current command, all commands in command pending queue and all scan
- * commands in scan pending queue are cancelled. All the completion callbacks
- * are called with failure status to ensure cleanup.
- */
-void
-mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter)
-{
-	struct cmd_ctrl_node *cmd_node = NULL, *tmp_node;
-	unsigned long flags;
-
-	/* Cancel current cmd */
-	if ((adapter->curr_cmd) && (adapter->curr_cmd->wait_q_enabled)) {
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-		adapter->curr_cmd->wait_q_enabled = false;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-		adapter->cmd_wait_q.status = -1;
-		mwifiex_complete_cmd(adapter, adapter->curr_cmd);
-	}
-	/* Cancel all pending command */
-	spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags);
-	list_for_each_entry_safe(cmd_node, tmp_node,
-				 &adapter->cmd_pending_q, list) {
-		list_del(&cmd_node->list);
-		spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags);
-
-		if (cmd_node->wait_q_enabled) {
-			adapter->cmd_wait_q.status = -1;
-			mwifiex_complete_cmd(adapter, cmd_node);
-			cmd_node->wait_q_enabled = false;
-		}
-		mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
-		spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags);
-	}
-	spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags);
-
-	/* Cancel all pending scan command */
-	spin_lock_irqsave(&adapter->scan_pending_q_lock, flags);
-	list_for_each_entry_safe(cmd_node, tmp_node,
-				 &adapter->scan_pending_q, list) {
-		list_del(&cmd_node->list);
-		spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags);
-
-		cmd_node->wait_q_enabled = false;
-		mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
-		spin_lock_irqsave(&adapter->scan_pending_q_lock, flags);
-	}
-	spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags);
-
-	spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags);
-	adapter->scan_processing = false;
-	spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags);
-}
-
-/*
- * This function cancels all pending commands that matches with
- * the given IOCTL request.
- *
- * Both the current command buffer and the pending command queue are
- * searched for matching IOCTL request. The completion callback of
- * the matched command is called with failure status to ensure cleanup.
- * In case of scan commands, all pending commands in scan pending queue
- * are cancelled.
- */
-void
-mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter)
-{
-	struct cmd_ctrl_node *cmd_node = NULL, *tmp_node = NULL;
-	unsigned long cmd_flags;
-	unsigned long scan_pending_q_flags;
-	uint16_t cancel_scan_cmd = false;
-
-	if ((adapter->curr_cmd) &&
-	    (adapter->curr_cmd->wait_q_enabled)) {
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags);
-		cmd_node = adapter->curr_cmd;
-		cmd_node->wait_q_enabled = false;
-		cmd_node->cmd_flag |= CMD_F_CANCELED;
-		mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
-		mwifiex_complete_cmd(adapter, adapter->curr_cmd);
-		adapter->curr_cmd = NULL;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags);
-	}
-
-	/* Cancel all pending scan command */
-	spin_lock_irqsave(&adapter->scan_pending_q_lock,
-			  scan_pending_q_flags);
-	list_for_each_entry_safe(cmd_node, tmp_node,
-				 &adapter->scan_pending_q, list) {
-		list_del(&cmd_node->list);
-		spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
-				       scan_pending_q_flags);
-		cmd_node->wait_q_enabled = false;
-		mwifiex_insert_cmd_to_free_q(adapter, cmd_node);
-		spin_lock_irqsave(&adapter->scan_pending_q_lock,
-				  scan_pending_q_flags);
-		cancel_scan_cmd = true;
-	}
-	spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
-			       scan_pending_q_flags);
-
-	if (cancel_scan_cmd) {
-		spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags);
-		adapter->scan_processing = false;
-		spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags);
-	}
-	adapter->cmd_wait_q.status = -1;
-}
-
-/*
- * This function sends the sleep confirm command to firmware, if
- * possible.
- *
- * The sleep confirm command cannot be issued if command response,
- * data response or event response is awaiting handling, or if we
- * are in the middle of sending a command, or expecting a command
- * response.
- */
-void
-mwifiex_check_ps_cond(struct mwifiex_adapter *adapter)
-{
-	if (!adapter->cmd_sent &&
-	    !adapter->curr_cmd && !IS_CARD_RX_RCVD(adapter))
-		mwifiex_dnld_sleep_confirm_cmd(adapter);
-	else
-		dev_dbg(adapter->dev,
-			"cmd: Delay Sleep Confirm (%s%s%s)\n",
-			(adapter->cmd_sent) ? "D" : "",
-			(adapter->curr_cmd) ? "C" : "",
-			(IS_CARD_RX_RCVD(adapter)) ? "R" : "");
-}
-
-/*
- * This function sends a Host Sleep activated event to applications.
- *
- * This event is generated by the driver, with a blank event body.
- */
-void
-mwifiex_hs_activated_event(struct mwifiex_private *priv, u8 activated)
-{
-	if (activated) {
-		if (priv->adapter->is_hs_configured) {
-			priv->adapter->hs_activated = true;
-			dev_dbg(priv->adapter->dev, "event: hs_activated\n");
-			priv->adapter->hs_activate_wait_q_woken = true;
-			wake_up_interruptible(
-				&priv->adapter->hs_activate_wait_q);
-		} else {
-			dev_dbg(priv->adapter->dev, "event: HS not configured\n");
-		}
-	} else {
-		dev_dbg(priv->adapter->dev, "event: hs_deactivated\n");
-		priv->adapter->hs_activated = false;
-	}
-}
-
-/*
- * This function handles the command response of a Host Sleep configuration
- * command.
- *
- * Handling includes changing the header fields into CPU format
- * and setting the current host sleep activation status in driver.
- *
- * In case host sleep status change, the function generates an event to
- * notify the applications.
- */
-int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv,
-			      struct host_cmd_ds_command *resp)
-{
-	struct mwifiex_adapter *adapter = priv->adapter;
-	struct host_cmd_ds_802_11_hs_cfg_enh *phs_cfg =
-		&resp->params.opt_hs_cfg;
-	uint32_t conditions = le32_to_cpu(phs_cfg->params.hs_config.conditions);
-
-	if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE)) {
-		mwifiex_hs_activated_event(priv, true);
-		return 0;
-	} else {
-		dev_dbg(adapter->dev, "cmd: CMD_RESP: HS_CFG cmd reply"
-			" result=%#x, conditions=0x%x gpio=0x%x gap=0x%x\n",
-			resp->result, conditions,
-			phs_cfg->params.hs_config.gpio,
-			phs_cfg->params.hs_config.gap);
-	}
-	if (conditions != HOST_SLEEP_CFG_CANCEL) {
-		adapter->is_hs_configured = true;
-	} else {
-		adapter->is_hs_configured = false;
-		if (adapter->hs_activated)
-			mwifiex_hs_activated_event(priv, false);
-	}
-
-	return 0;
-}
-
-/*
- * This function wakes up the adapter and generates a Host Sleep
- * cancel event on receiving the power up interrupt.
- */
-void
-mwifiex_process_hs_config(struct mwifiex_adapter *adapter)
-{
-	dev_dbg(adapter->dev, "info: %s: auto cancelling host sleep"
-		" since there is interrupt from the firmware\n", __func__);
-
-	adapter->if_ops.wakeup(adapter);
-	adapter->hs_activated = false;
-	adapter->is_hs_configured = false;
-	mwifiex_hs_activated_event(mwifiex_get_priv(adapter,
-						    MWIFIEX_BSS_ROLE_ANY),
-				   false);
-}
-
-/*
- * This function handles the command response of a sleep confirm command.
- *
- * The function sets the card state to SLEEP if the response indicates success.
- */
-void
-mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *adapter,
-				   u8 *pbuf, u32 upld_len)
-{
-	struct host_cmd_ds_command *cmd = (struct host_cmd_ds_command *) pbuf;
-	struct mwifiex_private *priv =
-		mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-	uint16_t result = le16_to_cpu(cmd->result);
-	uint16_t command = le16_to_cpu(cmd->command);
-	uint16_t seq_num = le16_to_cpu(cmd->seq_num);
-
-	if (!upld_len) {
-		dev_err(adapter->dev, "%s: cmd size is 0\n", __func__);
-		return;
-	}
-
-	/* Get BSS number and corresponding priv */
-	priv = mwifiex_get_priv_by_id(adapter, HostCmd_GET_BSS_NO(seq_num),
-				      HostCmd_GET_BSS_TYPE(seq_num));
-	if (!priv)
-		priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY);
-
-	/* Update sequence number */
-	seq_num = HostCmd_GET_SEQ_NO(seq_num);
-	/* Clear RET_BIT from HostCmd */
-	command &= HostCmd_CMD_ID_MASK;
-
-	if (command != HostCmd_CMD_802_11_PS_MODE_ENH) {
-		dev_err(adapter->dev,
-			"%s: rcvd unexpected resp for cmd %#x, result = %x\n",
-			__func__, command, result);
-		return;
-	}
-
-	if (result) {
-		dev_err(adapter->dev, "%s: sleep confirm cmd failed\n",
-			__func__);
-		adapter->pm_wakeup_card_req = false;
-		adapter->ps_state = PS_STATE_AWAKE;
-		return;
-	}
-	adapter->pm_wakeup_card_req = true;
-	if (adapter->is_hs_configured)
-		mwifiex_hs_activated_event(mwifiex_get_priv
-						(adapter, MWIFIEX_BSS_ROLE_ANY),
-					   true);
-	adapter->ps_state = PS_STATE_SLEEP;
-	cmd->command = cpu_to_le16(command);
-	cmd->seq_num = cpu_to_le16(seq_num);
-}
-EXPORT_SYMBOL_GPL(mwifiex_process_sleep_confirm_resp);
-
-/*
- * This function prepares an enhanced power mode command.
- *
- * This function can be used to disable power save or to configure
- * power save with auto PS or STA PS or auto deep sleep.
- *
- * Preparation includes -
- *      - Setting command ID, action and proper size
- *      - Setting Power Save bitmap, PS parameters TLV, PS mode TLV,
- *        auto deep sleep TLV (as required)
- *      - Ensuring correct endian-ness
- */
-int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv,
-			       struct host_cmd_ds_command *cmd,
-			       u16 cmd_action, uint16_t ps_bitmap,
-			       struct mwifiex_ds_auto_ds *auto_ds)
-{
-	struct host_cmd_ds_802_11_ps_mode_enh *psmode_enh =
-		&cmd->params.psmode_enh;
-	u8 *tlv;
-	u16 cmd_size = 0;
-
-	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_PS_MODE_ENH);
-	if (cmd_action == DIS_AUTO_PS) {
-		psmode_enh->action = cpu_to_le16(DIS_AUTO_PS);
-		psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap);
-		cmd->size = cpu_to_le16(S_DS_GEN + sizeof(psmode_enh->action) +
-					sizeof(psmode_enh->params.ps_bitmap));
-	} else if (cmd_action == GET_PS) {
-		psmode_enh->action = cpu_to_le16(GET_PS);
-		psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap);
-		cmd->size = cpu_to_le16(S_DS_GEN + sizeof(psmode_enh->action) +
-					sizeof(psmode_enh->params.ps_bitmap));
-	} else if (cmd_action == EN_AUTO_PS) {
-		psmode_enh->action = cpu_to_le16(EN_AUTO_PS);
-		psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap);
-		cmd_size = S_DS_GEN + sizeof(psmode_enh->action) +
-					sizeof(psmode_enh->params.ps_bitmap);
-		tlv = (u8 *) cmd + cmd_size;
-		if (ps_bitmap & BITMAP_STA_PS) {
-			struct mwifiex_adapter *adapter = priv->adapter;
-			struct mwifiex_ie_types_ps_param *ps_tlv =
-				(struct mwifiex_ie_types_ps_param *) tlv;
-			struct mwifiex_ps_param *ps_mode = &ps_tlv->param;
-			ps_tlv->header.type = cpu_to_le16(TLV_TYPE_PS_PARAM);
-			ps_tlv->header.len = cpu_to_le16(sizeof(*ps_tlv) -
-					sizeof(struct mwifiex_ie_types_header));
-			cmd_size += sizeof(*ps_tlv);
-			tlv += sizeof(*ps_tlv);
-			dev_dbg(adapter->dev, "cmd: PS Command: Enter PS\n");
-			ps_mode->null_pkt_interval =
-					cpu_to_le16(adapter->null_pkt_interval);
-			ps_mode->multiple_dtims =
-					cpu_to_le16(adapter->multiple_dtim);
-			ps_mode->bcn_miss_timeout =
-					cpu_to_le16(adapter->bcn_miss_time_out);
-			ps_mode->local_listen_interval =
-				cpu_to_le16(adapter->local_listen_interval);
-			ps_mode->adhoc_wake_period =
-				cpu_to_le16(adapter->adhoc_awake_period);
-			ps_mode->delay_to_ps =
-					cpu_to_le16(adapter->delay_to_ps);
-			ps_mode->mode = cpu_to_le16(adapter->enhanced_ps_mode);
-
-		}
-		if (ps_bitmap & BITMAP_AUTO_DS) {
-			struct mwifiex_ie_types_auto_ds_param *auto_ds_tlv =
-				(struct mwifiex_ie_types_auto_ds_param *) tlv;
-			u16 idletime = 0;
-
-			auto_ds_tlv->header.type =
-				cpu_to_le16(TLV_TYPE_AUTO_DS_PARAM);
-			auto_ds_tlv->header.len =
-				cpu_to_le16(sizeof(*auto_ds_tlv) -
-					sizeof(struct mwifiex_ie_types_header));
-			cmd_size += sizeof(*auto_ds_tlv);
-			tlv += sizeof(*auto_ds_tlv);
-			if (auto_ds)
-				idletime = auto_ds->idle_time;
-			dev_dbg(priv->adapter->dev,
-				"cmd: PS Command: Enter Auto Deep Sleep\n");
-			auto_ds_tlv->deep_sleep_timeout = cpu_to_le16(idletime);
-		}
-		cmd->size = cpu_to_le16(cmd_size);
-	}
-	return 0;
-}
-
-/*
- * This function handles the command response of an enhanced power mode
- * command.
- *
- * Handling includes changing the header fields into CPU format
- * and setting the current enhanced power mode in driver.
- */
-int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv,
-			       struct host_cmd_ds_command *resp,
-			       struct mwifiex_ds_pm_cfg *pm_cfg)
-{
-	struct mwifiex_adapter *adapter = priv->adapter;
-	struct host_cmd_ds_802_11_ps_mode_enh *ps_mode =
-		&resp->params.psmode_enh;
-	uint16_t action = le16_to_cpu(ps_mode->action);
-	uint16_t ps_bitmap = le16_to_cpu(ps_mode->params.ps_bitmap);
-	uint16_t auto_ps_bitmap =
-		le16_to_cpu(ps_mode->params.ps_bitmap);
-
-	dev_dbg(adapter->dev,
-		"info: %s: PS_MODE cmd reply result=%#x action=%#X\n",
-		__func__, resp->result, action);
-	if (action == EN_AUTO_PS) {
-		if (auto_ps_bitmap & BITMAP_AUTO_DS) {
-			dev_dbg(adapter->dev, "cmd: Enabled auto deep sleep\n");
-			priv->adapter->is_deep_sleep = true;
-		}
-		if (auto_ps_bitmap & BITMAP_STA_PS) {
-			dev_dbg(adapter->dev, "cmd: Enabled STA power save\n");
-			if (adapter->sleep_period.period)
-				dev_dbg(adapter->dev,
-					"cmd: set to uapsd/pps mode\n");
-		}
-	} else if (action == DIS_AUTO_PS) {
-		if (ps_bitmap & BITMAP_AUTO_DS) {
-			priv->adapter->is_deep_sleep = false;
-			dev_dbg(adapter->dev, "cmd: Disabled auto deep sleep\n");
-		}
-		if (ps_bitmap & BITMAP_STA_PS) {
-			dev_dbg(adapter->dev, "cmd: Disabled STA power save\n");
-			if (adapter->sleep_period.period) {
-				adapter->delay_null_pkt = false;
-				adapter->tx_lock_flag = false;
-				adapter->pps_uapsd_mode = false;
-			}
-		}
-	} else if (action == GET_PS) {
-		if (ps_bitmap & BITMAP_STA_PS)
-			adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
-		else
-			adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
-
-		dev_dbg(adapter->dev, "cmd: ps_bitmap=%#x\n", ps_bitmap);
-
-		if (pm_cfg) {
-			/* This section is for get power save mode */
-			if (ps_bitmap & BITMAP_STA_PS)
-				pm_cfg->param.ps_mode = 1;
-			else
-				pm_cfg->param.ps_mode = 0;
-		}
-	}
-	return 0;
-}
-
-/*
- * This function prepares command to get hardware specifications.
- *
- * Preparation includes -
- *      - Setting command ID, action and proper size
- *      - Setting permanent address parameter
- *      - Ensuring correct endian-ness
- */
-int mwifiex_cmd_get_hw_spec(struct mwifiex_private *priv,
-			    struct host_cmd_ds_command *cmd)
-{
-	struct host_cmd_ds_get_hw_spec *hw_spec = &cmd->params.hw_spec;
-
-	cmd->command = cpu_to_le16(HostCmd_CMD_GET_HW_SPEC);
-	cmd->size =
-		cpu_to_le16(sizeof(struct host_cmd_ds_get_hw_spec) + S_DS_GEN);
-	memcpy(hw_spec->permanent_addr, priv->curr_addr, ETH_ALEN);
-
-	return 0;
-}
-
-/*
- * This function handles the command response of get hardware
- * specifications.
- *
- * Handling includes changing the header fields into CPU format
- * and saving/updating the following parameters in driver -
- *      - Firmware capability information
- *      - Firmware band settings
- *      - Ad-hoc start band and channel
- *      - Ad-hoc 11n activation status
- *      - Firmware release number
- *      - Number of antennas
- *      - Hardware address
- *      - Hardware interface version
- *      - Firmware version
- *      - Region code
- *      - 11n capabilities
- *      - MCS support fields
- *      - MP end port
- */
-int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
-			    struct host_cmd_ds_command *resp)
-{
-	struct host_cmd_ds_get_hw_spec *hw_spec = &resp->params.hw_spec;
-	struct mwifiex_adapter *adapter = priv->adapter;
-	int i;
-
-	adapter->fw_cap_info = le32_to_cpu(hw_spec->fw_cap_info);
-
-	if (IS_SUPPORT_MULTI_BANDS(adapter))
-		adapter->fw_bands = (u8) GET_FW_DEFAULT_BANDS(adapter);
-	else
-		adapter->fw_bands = BAND_B;
-
-	adapter->config_bands = adapter->fw_bands;
-
-	if (adapter->fw_bands & BAND_A) {
-		if (adapter->fw_bands & BAND_GN) {
-			adapter->config_bands |= BAND_AN;
-			adapter->fw_bands |= BAND_AN;
-		}
-		if (adapter->fw_bands & BAND_AN) {
-			adapter->adhoc_start_band = BAND_A | BAND_AN;
-			adapter->adhoc_11n_enabled = true;
-		} else {
-			adapter->adhoc_start_band = BAND_A;
-		}
-		priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL_A;
-	} else if (adapter->fw_bands & BAND_GN) {
-		adapter->adhoc_start_band = BAND_G | BAND_B | BAND_GN;
-		priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL;
-		adapter->adhoc_11n_enabled = true;
-	} else if (adapter->fw_bands & BAND_G) {
-		adapter->adhoc_start_band = BAND_G | BAND_B;
-		priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL;
-	} else if (adapter->fw_bands & BAND_B) {
-		adapter->adhoc_start_band = BAND_B;
-		priv->adhoc_channel = DEFAULT_AD_HOC_CHANNEL;
-	}
-
-	adapter->fw_release_number = le32_to_cpu(hw_spec->fw_release_number);
-	adapter->number_of_antenna = le16_to_cpu(hw_spec->number_of_antenna);
-
-	dev_dbg(adapter->dev, "info: GET_HW_SPEC: fw_release_number- %#x\n",
-		adapter->fw_release_number);
-	dev_dbg(adapter->dev, "info: GET_HW_SPEC: permanent addr: %pM\n",
-		hw_spec->permanent_addr);
-	dev_dbg(adapter->dev,
-		"info: GET_HW_SPEC: hw_if_version=%#x version=%#x\n",
-		le16_to_cpu(hw_spec->hw_if_version),
-		le16_to_cpu(hw_spec->version));
-
-	if (priv->curr_addr[0] == 0xff)
-		memmove(priv->curr_addr, hw_spec->permanent_addr, ETH_ALEN);
-
-	adapter->region_code = le16_to_cpu(hw_spec->region_code);
-
-	for (i = 0; i < MWIFIEX_MAX_REGION_CODE; i++)
-		/* Use the region code to search for the index */
-		if (adapter->region_code == region_code_index[i])
-			break;
-
-	/* If it's unidentified region code, use the default (USA) */
-	if (i >= MWIFIEX_MAX_REGION_CODE) {
-		adapter->region_code = 0x10;
-		dev_dbg(adapter->dev,
-			"cmd: unknown region code, use default (USA)\n");
-	}
-
-	adapter->hw_dot_11n_dev_cap = le32_to_cpu(hw_spec->dot_11n_dev_cap);
-	adapter->hw_dev_mcs_support = hw_spec->dev_mcs_support;
-
-	if (adapter->if_ops.update_mp_end_port)
-		adapter->if_ops.update_mp_end_port(adapter,
-					le16_to_cpu(hw_spec->mp_end_port));
-
-	return 0;
-}