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From: Sangho Yi <antiroot@gmail.com>
To: devel@driverdev.osuosl.org
Cc: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
        Sangho Yi <antiroot@gmail.com>
Subject: [PATCH 1/2] Staging: CSR: Fixed indentation problems on drv.c (tab mess)
Date: Mon, 15 Oct 2012 00:58:25 +0900
Message-Id: <1350230306-32515-1-git-send-email-antiroot@gmail.com>
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There was a lot (roughly 800) lines of code indented with 4 spaces, so I
converted those using tabs for indentation.

Signed-off-by: Sangho Yi <antiroot@gmail.com>
---
 drivers/staging/csr/drv.c | 3410 ++++++++++++++++++++++-----------------------
 1 file changed, 1705 insertions(+), 1705 deletions(-)

diff --git a/drivers/staging/csr/drv.c b/drivers/staging/csr/drv.c
index 2497580..baefcd2 100644
--- a/drivers/staging/csr/drv.c
+++ b/drivers/staging/csr/drv.c
@@ -1,11 +1,11 @@
 /*
  * ---------------------------------------------------------------------------
- *  FILE:     drv.c
+ *  FILE:	 drv.c
  *
  *  PURPOSE:
- *      Conventional device interface for debugging/monitoring of the
- *      driver and h/w using unicli. This interface is also being used
- *      by the SME linux implementation and the helper apps.
+ *	  Conventional device interface for debugging/monitoring of the
+ *	  driver and h/w using unicli. This interface is also being used
+ *	  by the SME linux implementation and the helper apps.
  *
  * Copyright (C) 2005-2009 by Cambridge Silicon Radio Ltd.
  *
@@ -43,23 +43,23 @@
 #include "unifi_native.h"
 
 /* Module parameter variables */
-int buswidth = 0;               /* 0 means use default, values 1,4 */
-int sdio_clock = 50000;         /* kHz */
+int buswidth = 0;			   /* 0 means use default, values 1,4 */
+int sdio_clock = 50000;		 /* kHz */
 int unifi_debug = 0;
 /* fw_init prevents f/w initialisation on error. */
 int fw_init[MAX_UNIFI_DEVS] = {-1, -1};
 int use_5g = 0;
-int led_mask = 0;               /* 0x0c00 for dev-pc-1503c, dev-pc-1528a */
+int led_mask = 0;			   /* 0x0c00 for dev-pc-1503c, dev-pc-1528a */
 int disable_hw_reset = 0;
 int disable_power_control = 0;
 int enable_wol = UNIFI_WOL_OFF; /* 0 for none, 1 for SDIO IRQ, 2 for PIO */
 #if (defined CSR_SUPPORT_SME) && (defined CSR_SUPPORT_WEXT)
 int tl_80211d = (int)CSR_WIFI_SME_80211D_TRUST_LEVEL_MIB;
 #endif
-int sdio_block_size = -1;      /* Override SDIO block size */
-int sdio_byte_mode = 0;        /* 0 for block mode + padding, 1 for byte mode */
+int sdio_block_size = -1;	  /* Override SDIO block size */
+int sdio_byte_mode = 0;		/* 0 for block mode + padding, 1 for byte mode */
 int coredump_max = CSR_WIFI_HIP_NUM_COREDUMP_BUFFERS;
-int run_bh_once = -1;          /* Set for scheduled interrupt mode, -1 = default */
+int run_bh_once = -1;		  /* Set for scheduled interrupt mode, -1 = default */
 int bh_priority = -1;
 #ifdef CSR_WIFI_HIP_DEBUG_OFFLINE
 #define UNIFI_LOG_HIP_SIGNALS_FILTER_BULKDATA   (1 << 1)
@@ -69,12 +69,12 @@ int log_hip_signals = 0;
 
 MODULE_DESCRIPTION("CSR UniFi (SDIO)");
 
-module_param(buswidth,    int, S_IRUGO|S_IWUSR);
+module_param(buswidth,	int, S_IRUGO|S_IWUSR);
 module_param(sdio_clock,  int, S_IRUGO|S_IWUSR);
 module_param(unifi_debug, int, S_IRUGO|S_IWUSR);
 module_param_array(fw_init, int, NULL, S_IRUGO|S_IWUSR);
-module_param(use_5g,      int, S_IRUGO|S_IWUSR);
-module_param(led_mask,    int, S_IRUGO|S_IWUSR);
+module_param(use_5g,	  int, S_IRUGO|S_IWUSR);
+module_param(led_mask,	int, S_IRUGO|S_IWUSR);
 module_param(disable_hw_reset,  int, S_IRUGO|S_IWUSR);
 module_param(disable_power_control,  int, S_IRUGO|S_IWUSR);
 module_param(enable_wol,  int, S_IRUGO|S_IWUSR);
@@ -114,12 +114,12 @@ MODULE_PARM_DESC(log_hip_signals, "Set to 1 to enable HIP signal offline logging
 
 /* Callback for event logging to UDI clients */
 static void udi_log_event(ul_client_t *client,
-                          const u8 *signal, int signal_len,
-                          const bulk_data_param_t *bulkdata,
-                          int dir);
+						  const u8 *signal, int signal_len,
+						  const bulk_data_param_t *bulkdata,
+						  int dir);
 
 static void udi_set_log_filter(ul_client_t *pcli,
-                               unifiio_filter_t *udi_filter);
+							   unifiio_filter_t *udi_filter);
 
 
 /* Mutex to protect access to  priv->sme_cli */
@@ -127,120 +127,120 @@ DEFINE_SEMAPHORE(udi_mutex);
 
 s32 CsrHipResultToStatus(CsrResult csrResult)
 {
-    s32 r = -EIO;
-
-    switch (csrResult)
-    {
-    case CSR_RESULT_SUCCESS:
-        r = 0;
-        break;
-    case CSR_WIFI_HIP_RESULT_RANGE:
-        r = -ERANGE;
-        break;
-    case CSR_WIFI_HIP_RESULT_NO_DEVICE:
-        r = -ENODEV;
-        break;
-    case CSR_WIFI_HIP_RESULT_INVALID_VALUE:
-        r = -EINVAL;
-        break;
-    case CSR_WIFI_HIP_RESULT_NOT_FOUND:
-        r = -ENOENT;
-        break;
-    case CSR_WIFI_HIP_RESULT_NO_SPACE:
-        r = -ENOSPC;
-        break;
-    case CSR_WIFI_HIP_RESULT_NO_MEMORY:
-        r = -ENOMEM;
-        break;
-    case CSR_RESULT_FAILURE:
-        r = -EIO;
-        break;
-    default:
-        /*unifi_warning(card->ospriv, "CsrHipResultToStatus: Unrecognised csrResult error code: %d\n", csrResult);*/
-        r = -EIO;
-    }
-    return r;
+	s32 r = -EIO;
+
+	switch (csrResult)
+	{
+	case CSR_RESULT_SUCCESS:
+		r = 0;
+		break;
+	case CSR_WIFI_HIP_RESULT_RANGE:
+		r = -ERANGE;
+		break;
+	case CSR_WIFI_HIP_RESULT_NO_DEVICE:
+		r = -ENODEV;
+		break;
+	case CSR_WIFI_HIP_RESULT_INVALID_VALUE:
+		r = -EINVAL;
+		break;
+	case CSR_WIFI_HIP_RESULT_NOT_FOUND:
+		r = -ENOENT;
+		break;
+	case CSR_WIFI_HIP_RESULT_NO_SPACE:
+		r = -ENOSPC;
+		break;
+	case CSR_WIFI_HIP_RESULT_NO_MEMORY:
+		r = -ENOMEM;
+		break;
+	case CSR_RESULT_FAILURE:
+		r = -EIO;
+		break;
+	default:
+		/*unifi_warning(card->ospriv, "CsrHipResultToStatus: Unrecognised csrResult error code: %d\n", csrResult);*/
+		r = -EIO;
+	}
+	return r;
 }
 
 
 static const char*
 trace_putest_cmdid(unifi_putest_command_t putest_cmd)
 {
-    switch (putest_cmd)
-    {
-        case UNIFI_PUTEST_START:
-            return "START";
-        case UNIFI_PUTEST_STOP:
-            return "STOP";
-        case UNIFI_PUTEST_SET_SDIO_CLOCK:
-            return "SET CLOCK";
-        case UNIFI_PUTEST_CMD52_READ:
-            return "CMD52R";
-        case UNIFI_PUTEST_CMD52_BLOCK_READ:
-            return "CMD52BR";
-        case UNIFI_PUTEST_CMD52_WRITE:
-            return "CMD52W";
-        case UNIFI_PUTEST_DL_FW:
-            return "D/L FW";
-        case UNIFI_PUTEST_DL_FW_BUFF:
-            return "D/L FW BUFFER";
-        case UNIFI_PUTEST_COREDUMP_PREPARE:
-            return "PREPARE COREDUMP";
-        case UNIFI_PUTEST_GP_READ16:
-            return "GP16R";
-        case UNIFI_PUTEST_GP_WRITE16:
-            return "GP16W";
-        default:
-            return "ERROR: unrecognised command";
-    }
+	switch (putest_cmd)
+	{
+		case UNIFI_PUTEST_START:
+			return "START";
+		case UNIFI_PUTEST_STOP:
+			return "STOP";
+		case UNIFI_PUTEST_SET_SDIO_CLOCK:
+			return "SET CLOCK";
+		case UNIFI_PUTEST_CMD52_READ:
+			return "CMD52R";
+		case UNIFI_PUTEST_CMD52_BLOCK_READ:
+			return "CMD52BR";
+		case UNIFI_PUTEST_CMD52_WRITE:
+			return "CMD52W";
+		case UNIFI_PUTEST_DL_FW:
+			return "D/L FW";
+		case UNIFI_PUTEST_DL_FW_BUFF:
+			return "D/L FW BUFFER";
+		case UNIFI_PUTEST_COREDUMP_PREPARE:
+			return "PREPARE COREDUMP";
+		case UNIFI_PUTEST_GP_READ16:
+			return "GP16R";
+		case UNIFI_PUTEST_GP_WRITE16:
+			return "GP16W";
+		default:
+			return "ERROR: unrecognised command";
+	}
  }
 
 #ifdef CSR_WIFI_HIP_DEBUG_OFFLINE
 int uf_register_hip_offline_debug(unifi_priv_t *priv)
 {
-    ul_client_t *udi_cli;
-    int i;
-
-    udi_cli = ul_register_client(priv, CLI_USING_WIRE_FORMAT, udi_log_event);
-    if (udi_cli == NULL) {
-        /* Too many clients already using this device */
-        unifi_error(priv, "Too many UDI clients already open\n");
-        return -ENOSPC;
-    }
-    unifi_trace(priv, UDBG1, "Offline HIP client is registered\n");
-
-    down(&priv->udi_logging_mutex);
-    udi_cli->event_hook = udi_log_event;
-    unifi_set_udi_hook(priv->card, logging_handler);
-    /* Log all signals by default */
-    for (i = 0; i < SIG_FILTER_SIZE; i++) {
-        udi_cli->signal_filter[i] = 0xFFFF;
-    }
-    priv->logging_client = udi_cli;
-    up(&priv->udi_logging_mutex);
-
-    return 0;
+	ul_client_t *udi_cli;
+	int i;
+
+	udi_cli = ul_register_client(priv, CLI_USING_WIRE_FORMAT, udi_log_event);
+	if (udi_cli == NULL) {
+		/* Too many clients already using this device */
+		unifi_error(priv, "Too many UDI clients already open\n");
+		return -ENOSPC;
+	}
+	unifi_trace(priv, UDBG1, "Offline HIP client is registered\n");
+
+	down(&priv->udi_logging_mutex);
+	udi_cli->event_hook = udi_log_event;
+	unifi_set_udi_hook(priv->card, logging_handler);
+	/* Log all signals by default */
+	for (i = 0; i < SIG_FILTER_SIZE; i++) {
+		udi_cli->signal_filter[i] = 0xFFFF;
+	}
+	priv->logging_client = udi_cli;
+	up(&priv->udi_logging_mutex);
+
+	return 0;
 }
 
 int uf_unregister_hip_offline_debug(unifi_priv_t *priv)
 {
-    ul_client_t *udi_cli = priv->logging_client;
-    if (udi_cli == NULL)
-    {
-        unifi_error(priv, "Unknown HIP client unregister request\n");
-        return -ERANGE;
-    }
+	ul_client_t *udi_cli = priv->logging_client;
+	if (udi_cli == NULL)
+	{
+		unifi_error(priv, "Unknown HIP client unregister request\n");
+		return -ERANGE;
+	}
 
-    unifi_trace(priv, UDBG1, "Offline HIP client is unregistered\n");
+	unifi_trace(priv, UDBG1, "Offline HIP client is unregistered\n");
 
-    down(&priv->udi_logging_mutex);
-    priv->logging_client = NULL;
-    udi_cli->event_hook = NULL;
-    up(&priv->udi_logging_mutex);
+	down(&priv->udi_logging_mutex);
+	priv->logging_client = NULL;
+	udi_cli->event_hook = NULL;
+	up(&priv->udi_logging_mutex);
 
-    ul_deregister_client(udi_cli);
+	ul_deregister_client(udi_cli);
 
-    return 0;
+	return 0;
 }
 #endif
 
@@ -250,191 +250,191 @@ int uf_unregister_hip_offline_debug(unifi_priv_t *priv)
  *  unifi_open
  *  unifi_release
  *
- *      Open and release entry points for the UniFi debug driver.
+ *	  Open and release entry points for the UniFi debug driver.
  *
  *  Arguments:
- *      Normal linux driver args.
+ *	  Normal linux driver args.
  *
  *  Returns:
- *      Linux error code.
+ *	  Linux error code.
  * ---------------------------------------------------------------------------
  */
 static int
 unifi_open(struct inode *inode, struct file *file)
 {
-    int devno;
-    unifi_priv_t *priv;
-    ul_client_t *udi_cli;
-
-    func_enter();
-
-    devno = MINOR(inode->i_rdev) >> 1;
-
-    /*
-     * Increase the ref_count for the char device clients.
-     * Make sure you call uf_put_instance() to decreace it if
-     * unifi_open returns an error.
-     */
-    priv = uf_get_instance(devno);
-    if (priv == NULL) {
-        unifi_error(NULL, "unifi_open: No device present\n");
-        func_exit();
-        return -ENODEV;
-    }
-
-    /* Register this instance in the client's list. */
-    /* The minor number determines the nature of the client (Unicli or SME). */
-    if (MINOR(inode->i_rdev) & 0x1) {
-        udi_cli = ul_register_client(priv, CLI_USING_WIRE_FORMAT, udi_log_event);
-        if (udi_cli == NULL) {
-            /* Too many clients already using this device */
-            unifi_error(priv, "Too many clients already open\n");
-            uf_put_instance(devno);
-            func_exit();
-            return -ENOSPC;
-        }
-        unifi_trace(priv, UDBG1, "Client is registered to /dev/unifiudi%d\n", devno);
-    } else {
-        /*
-         * Even-numbered device nodes are the control application.
-         * This is the userspace helper containing SME or
-         * unifi_manager.
-         */
-
-        down(&udi_mutex);
+	int devno;
+	unifi_priv_t *priv;
+	ul_client_t *udi_cli;
+
+	func_enter();
+
+	devno = MINOR(inode->i_rdev) >> 1;
+
+	/*
+	 * Increase the ref_count for the char device clients.
+	 * Make sure you call uf_put_instance() to decreace it if
+	 * unifi_open returns an error.
+	 */
+	priv = uf_get_instance(devno);
+	if (priv == NULL) {
+		unifi_error(NULL, "unifi_open: No device present\n");
+		func_exit();
+		return -ENODEV;
+	}
+
+	/* Register this instance in the client's list. */
+	/* The minor number determines the nature of the client (Unicli or SME). */
+	if (MINOR(inode->i_rdev) & 0x1) {
+		udi_cli = ul_register_client(priv, CLI_USING_WIRE_FORMAT, udi_log_event);
+		if (udi_cli == NULL) {
+			/* Too many clients already using this device */
+			unifi_error(priv, "Too many clients already open\n");
+			uf_put_instance(devno);
+			func_exit();
+			return -ENOSPC;
+		}
+		unifi_trace(priv, UDBG1, "Client is registered to /dev/unifiudi%d\n", devno);
+	} else {
+		/*
+		 * Even-numbered device nodes are the control application.
+		 * This is the userspace helper containing SME or
+		 * unifi_manager.
+		 */
+
+		down(&udi_mutex);
 
 #ifdef CSR_SME_USERSPACE
-        /* Check if a config client is already attached */
-        if (priv->sme_cli) {
-            up(&udi_mutex);
-            uf_put_instance(devno);
-
-            unifi_info(priv, "There is already a configuration client using the character device\n");
-            func_exit();
-            return -EBUSY;
-        }
+		/* Check if a config client is already attached */
+		if (priv->sme_cli) {
+			up(&udi_mutex);
+			uf_put_instance(devno);
+
+			unifi_info(priv, "There is already a configuration client using the character device\n");
+			func_exit();
+			return -EBUSY;
+		}
 #endif /* CSR_SME_USERSPACE */
 
 #ifdef CSR_SUPPORT_SME
-        udi_cli = ul_register_client(priv,
-                                     CLI_USING_WIRE_FORMAT | CLI_SME_USERSPACE,
-                                     sme_log_event);
+		udi_cli = ul_register_client(priv,
+									 CLI_USING_WIRE_FORMAT | CLI_SME_USERSPACE,
+									 sme_log_event);
 #else
-        /* Config client for native driver */
-        udi_cli = ul_register_client(priv,
-                                     0,
-                                     sme_native_log_event);
+		/* Config client for native driver */
+		udi_cli = ul_register_client(priv,
+									 0,
+									 sme_native_log_event);
 #endif
-        if (udi_cli == NULL) {
-            /* Too many clients already using this device */
-            up(&udi_mutex);
-            uf_put_instance(devno);
-
-            unifi_error(priv, "Too many clients already open\n");
-            func_exit();
-            return -ENOSPC;
-        }
-
-        /*
-         * Fill-in the pointer to the configuration client.
-         * This is the SME userspace helper or unifi_manager.
-         * Not used in the SME embedded version.
-         */
-        unifi_trace(priv, UDBG1, "SME client (id:%d s:0x%X) is registered\n",
-                    udi_cli->client_id, udi_cli->sender_id);
-        /* Store the SME UniFi Linux Client */
-        if (priv->sme_cli == NULL) {
-            priv->sme_cli = udi_cli;
-        }
-
-        up(&udi_mutex);
-    }
-
-
-    /*
-     * Store the pointer to the client.
-     * All char driver's entry points will pass this pointer.
-     */
-    file->private_data = udi_cli;
-
-    func_exit();
-    return 0;
+		if (udi_cli == NULL) {
+			/* Too many clients already using this device */
+			up(&udi_mutex);
+			uf_put_instance(devno);
+
+			unifi_error(priv, "Too many clients already open\n");
+			func_exit();
+			return -ENOSPC;
+		}
+
+		/*
+		 * Fill-in the pointer to the configuration client.
+		 * This is the SME userspace helper or unifi_manager.
+		 * Not used in the SME embedded version.
+		 */
+		unifi_trace(priv, UDBG1, "SME client (id:%d s:0x%X) is registered\n",
+					udi_cli->client_id, udi_cli->sender_id);
+		/* Store the SME UniFi Linux Client */
+		if (priv->sme_cli == NULL) {
+			priv->sme_cli = udi_cli;
+		}
+
+		up(&udi_mutex);
+	}
+
+
+	/*
+	 * Store the pointer to the client.
+	 * All char driver's entry points will pass this pointer.
+	 */
+	file->private_data = udi_cli;
+
+	func_exit();
+	return 0;
 } /* unifi_open() */
 
 
 static int
 unifi_release(struct inode *inode, struct file *filp)
 {
-    ul_client_t *udi_cli = (void*)filp->private_data;
-    int devno;
-    unifi_priv_t *priv;
+	ul_client_t *udi_cli = (void*)filp->private_data;
+	int devno;
+	unifi_priv_t *priv;
 
-    func_enter();
+	func_enter();
 
-    priv = uf_find_instance(udi_cli->instance);
-    if (!priv) {
-        unifi_error(priv, "unifi_close: instance for device not found\n");
-        return -ENODEV;
-    }
+	priv = uf_find_instance(udi_cli->instance);
+	if (!priv) {
+		unifi_error(priv, "unifi_close: instance for device not found\n");
+		return -ENODEV;
+	}
 
-    devno = MINOR(inode->i_rdev) >> 1;
+	devno = MINOR(inode->i_rdev) >> 1;
 
-    /* Even device nodes are the config client (i.e. SME or unifi_manager) */
-    if ((MINOR(inode->i_rdev) & 0x1) == 0) {
+	/* Even device nodes are the config client (i.e. SME or unifi_manager) */
+	if ((MINOR(inode->i_rdev) & 0x1) == 0) {
 
-        if (priv->sme_cli != udi_cli) {
-            unifi_notice(priv, "Surprise closing config device: not the sme client\n");
-        }
-        unifi_notice(priv, "SME client close (unifi%d)\n", devno);
+		if (priv->sme_cli != udi_cli) {
+			unifi_notice(priv, "Surprise closing config device: not the sme client\n");
+		}
+		unifi_notice(priv, "SME client close (unifi%d)\n", devno);
 
-        /*
-         * Clear sme_cli before calling unifi_sys_... so it doesn't try to
-         * queue a reply to the (now gone) SME.
-         */
-        down(&udi_mutex);
-        priv->sme_cli = NULL;
-        up(&udi_mutex);
+		/*
+		 * Clear sme_cli before calling unifi_sys_... so it doesn't try to
+		 * queue a reply to the (now gone) SME.
+		 */
+		down(&udi_mutex);
+		priv->sme_cli = NULL;
+		up(&udi_mutex);
 
 #ifdef CSR_SME_USERSPACE
-        /* Power-down when config client closes */
-        {
-            CsrWifiRouterCtrlWifiOffReq req = {{CSR_WIFI_ROUTER_CTRL_HIP_REQ, 0, 0, 0, NULL}};
-            CsrWifiRouterCtrlWifiOffReqHandler(priv, &req.common);
-        }
-
-        uf_sme_deinit(priv);
-
-       /* It is possible that a blocking SME request was made from another process
-        * which did not get read by the SME before the WifiOffReq.
-        * So check for a pending request which will go unanswered and cancel
-        * the wait for event. As only one blocking request can be in progress at
-        * a time, up to one event should be completed.
-        */
-       uf_sme_cancel_request(priv, 0);
+		/* Power-down when config client closes */
+		{
+			CsrWifiRouterCtrlWifiOffReq req = {{CSR_WIFI_ROUTER_CTRL_HIP_REQ, 0, 0, 0, NULL}};
+			CsrWifiRouterCtrlWifiOffReqHandler(priv, &req.common);
+		}
+
+		uf_sme_deinit(priv);
+
+	   /* It is possible that a blocking SME request was made from another process
+		* which did not get read by the SME before the WifiOffReq.
+		* So check for a pending request which will go unanswered and cancel
+		* the wait for event. As only one blocking request can be in progress at
+		* a time, up to one event should be completed.
+		*/
+	   uf_sme_cancel_request(priv, 0);
 
 #endif /* CSR_SME_USERSPACE */
-    } else {
+	} else {
 
-        unifi_trace(priv, UDBG2, "UDI client close (unifiudi%d)\n", devno);
+		unifi_trace(priv, UDBG2, "UDI client close (unifiudi%d)\n", devno);
 
-        /* If the pointer matches the logging client, stop logging. */
-        down(&priv->udi_logging_mutex);
-        if (udi_cli == priv->logging_client) {
-            priv->logging_client = NULL;
-        }
-        up(&priv->udi_logging_mutex);
+		/* If the pointer matches the logging client, stop logging. */
+		down(&priv->udi_logging_mutex);
+		if (udi_cli == priv->logging_client) {
+			priv->logging_client = NULL;
+		}
+		up(&priv->udi_logging_mutex);
 
-        if (udi_cli == priv->amp_client) {
-            priv->amp_client = NULL;
-        }
-    }
+		if (udi_cli == priv->amp_client) {
+			priv->amp_client = NULL;
+		}
+	}
 
-    /* Deregister this instance from the client's list. */
-    ul_deregister_client(udi_cli);
+	/* Deregister this instance from the client's list. */
+	ul_deregister_client(udi_cli);
 
-    uf_put_instance(devno);
+	uf_put_instance(devno);
 
-    return 0;
+	return 0;
 } /* unifi_release() */
 
 
@@ -443,92 +443,92 @@ unifi_release(struct inode *inode, struct file *filp)
  * ---------------------------------------------------------------------------
  *  unifi_read
  *
- *      The read() driver entry point.
+ *	  The read() driver entry point.
  *
  *  Arguments:
- *      filp        The file descriptor returned by unifi_open()
- *      p           The user space buffer to copy the read data
- *      len         The size of the p buffer
- *      poff
+ *	  filp		The file descriptor returned by unifi_open()
+ *	  p		   The user space buffer to copy the read data
+ *	  len		 The size of the p buffer
+ *	  poff
  *
  *  Returns:
- *      number of bytes read or an error code on failure
+ *	  number of bytes read or an error code on failure
  * ---------------------------------------------------------------------------
  */
 static ssize_t
 unifi_read(struct file *filp, char *p, size_t len, loff_t *poff)
 {
-    ul_client_t *pcli = (void*)filp->private_data;
-    unifi_priv_t *priv;
-    udi_log_t *logptr = NULL;
-    udi_msg_t *msgptr;
-    struct list_head *l;
-    int msglen;
-
-    func_enter();
-
-    priv = uf_find_instance(pcli->instance);
-    if (!priv) {
-        unifi_error(priv, "invalid priv\n");
-        return -ENODEV;
-    }
-
-    if (!pcli->udi_enabled) {
-        unifi_error(priv, "unifi_read: unknown client.");
-        return -EINVAL;
-    }
-
-    if (list_empty(&pcli->udi_log)) {
-        if (filp->f_flags & O_NONBLOCK) {
-            /* Non-blocking - just return if the udi_log is empty */
-            return 0;
-        } else {
-            /* Blocking - wait on the UDI wait queue */
-            if (wait_event_interruptible(pcli->udi_wq,
-                !list_empty(&pcli->udi_log)))
-            {
-                unifi_error(priv, "unifi_read: wait_event_interruptible failed.");
-                return -ERESTARTSYS;
-            }
-        }
-    }
-
-    /* Read entry from list head and remove it from the list */
-    if (down_interruptible(&pcli->udi_sem)) {
-        return -ERESTARTSYS;
-    }
-    l = pcli->udi_log.next;
-    list_del(l);
-    up(&pcli->udi_sem);
-
-    /* Get a pointer to whole struct */
-    logptr = list_entry(l, udi_log_t, q);
-    if (logptr == NULL) {
-        unifi_error(priv, "unifi_read: failed to get event.\n");
-        return -EINVAL;
-    }
-
-    /* Get the real message */
-    msgptr = &logptr->msg;
-    msglen = msgptr->length;
-    if (msglen > len) {
-        printk(KERN_WARNING "truncated read to %d actual msg len is %lu\n", msglen, (long unsigned int)len);
-        msglen = len;
-    }
-
-    /* and pass it to the client (SME or Unicli). */
-    if (copy_to_user(p, msgptr, msglen))
-    {
-        printk(KERN_ERR "Failed to copy UDI log to user\n");
-        kfree(logptr);
-        return -EFAULT;
-    }
-
-    /* It is our resposibility to free the message buffer. */
-    kfree(logptr);
-
-    func_exit_r(msglen);
-    return msglen;
+	ul_client_t *pcli = (void*)filp->private_data;
+	unifi_priv_t *priv;
+	udi_log_t *logptr = NULL;
+	udi_msg_t *msgptr;
+	struct list_head *l;
+	int msglen;
+
+	func_enter();
+
+	priv = uf_find_instance(pcli->instance);
+	if (!priv) {
+		unifi_error(priv, "invalid priv\n");
+		return -ENODEV;
+	}
+
+	if (!pcli->udi_enabled) {
+		unifi_error(priv, "unifi_read: unknown client.");
+		return -EINVAL;
+	}
+
+	if (list_empty(&pcli->udi_log)) {
+		if (filp->f_flags & O_NONBLOCK) {
+			/* Non-blocking - just return if the udi_log is empty */
+			return 0;
+		} else {
+			/* Blocking - wait on the UDI wait queue */
+			if (wait_event_interruptible(pcli->udi_wq,
+				!list_empty(&pcli->udi_log)))
+			{
+				unifi_error(priv, "unifi_read: wait_event_interruptible failed.");
+				return -ERESTARTSYS;
+			}
+		}
+	}
+
+	/* Read entry from list head and remove it from the list */
+	if (down_interruptible(&pcli->udi_sem)) {
+		return -ERESTARTSYS;
+	}
+	l = pcli->udi_log.next;
+	list_del(l);
+	up(&pcli->udi_sem);
+
+	/* Get a pointer to whole struct */
+	logptr = list_entry(l, udi_log_t, q);
+	if (logptr == NULL) {
+		unifi_error(priv, "unifi_read: failed to get event.\n");
+		return -EINVAL;
+	}
+
+	/* Get the real message */
+	msgptr = &logptr->msg;
+	msglen = msgptr->length;
+	if (msglen > len) {
+		printk(KERN_WARNING "truncated read to %d actual msg len is %lu\n", msglen, (long unsigned int)len);
+		msglen = len;
+	}
+
+	/* and pass it to the client (SME or Unicli). */
+	if (copy_to_user(p, msgptr, msglen))
+	{
+		printk(KERN_ERR "Failed to copy UDI log to user\n");
+		kfree(logptr);
+		return -EFAULT;
+	}
+
+	/* It is our resposibility to free the message buffer. */
+	kfree(logptr);
+
+	func_exit_r(msglen);
+	return msglen;
 
 } /* unifi_read() */
 
@@ -538,88 +538,88 @@ unifi_read(struct file *filp, char *p, size_t len, loff_t *poff)
  * ---------------------------------------------------------------------------
  * udi_send_signal_unpacked
  *
- *      Sends an unpacked signal to UniFi.
+ *	  Sends an unpacked signal to UniFi.
  *
  * Arguments:
- *      priv            Pointer to private context struct
- *      data            Pointer to request structure and data to send
- *      data_len        Length of data in data pointer.
+ *	  priv			Pointer to private context struct
+ *	  data			Pointer to request structure and data to send
+ *	  data_len		Length of data in data pointer.
  *
  * Returns:
- *      Number of bytes written, error otherwise.
+ *	  Number of bytes written, error otherwise.
  *
  * Notes:
- *      All clients that use this function to send a signal to the unifi
- *      must use the host formatted structures.
+ *	  All clients that use this function to send a signal to the unifi
+ *	  must use the host formatted structures.
  * ---------------------------------------------------------------------------
  */
 static int
 udi_send_signal_unpacked(unifi_priv_t *priv, unsigned char* data, uint data_len)
 {
-    CSR_SIGNAL *sigptr = (CSR_SIGNAL*)data;
-    CSR_DATAREF *datarefptr;
-    bulk_data_param_t bulk_data;
-    uint signal_size, i;
-    uint bulk_data_offset = 0;
-    int bytecount, r;
-    CsrResult csrResult;
-
-    /* Number of bytes in the signal */
-    signal_size = SigGetSize(sigptr);
-    if (!signal_size || (signal_size > data_len)) {
-        unifi_error(priv, "unifi_sme_mlme_req - Invalid signal 0x%x size should be %d bytes\n",
-                    sigptr->SignalPrimitiveHeader.SignalId,
-                    signal_size);
-        return -EINVAL;
-    }
-    bytecount = signal_size;
-
-    /* Get a pointer to the information of the first data reference */
-    datarefptr = (CSR_DATAREF*)&sigptr->u;
-
-    /* Initialize the offset in the data buffer, bulk data is right after the signal. */
-    bulk_data_offset = signal_size;
-
-    /* store the references and the size of the bulk data to the bulkdata structure */
-    for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; i++) {
-        /* the length of the bulk data is in the signal */
-        if ((datarefptr+i)->DataLength) {
-            void *dest;
-
-            csrResult = unifi_net_data_malloc(priv, &bulk_data.d[i], (datarefptr+i)->DataLength);
-            if (csrResult != CSR_RESULT_SUCCESS) {
-                unifi_error(priv, "udi_send_signal_unpacked: failed to allocate request_data.\n");
-                return -EIO;
-            }
-
-            dest = (void*)bulk_data.d[i].os_data_ptr;
-            memcpy(dest, data + bulk_data_offset, bulk_data.d[i].data_length);
-        } else {
-            bulk_data.d[i].data_length = 0;
-        }
-
-        bytecount += bulk_data.d[i].data_length;
-        /* advance the offset, to point the next bulk data */
-        bulk_data_offset += bulk_data.d[i].data_length;
-    }
-
-
-    unifi_trace(priv, UDBG3, "SME Send: signal 0x%.4X\n", sigptr->SignalPrimitiveHeader.SignalId);
-
-    /* Send the signal. */
-    r = ul_send_signal_unpacked(priv, sigptr, &bulk_data);
-    if (r < 0) {
-        unifi_error(priv, "udi_send_signal_unpacked: send failed (%d)\n", r);
-        for(i=0;i<UNIFI_MAX_DATA_REFERENCES;i++) {
-            if(bulk_data.d[i].data_length != 0) {
-                unifi_net_data_free(priv, &bulk_data.d[i]);
-            }
-        }
-        func_exit();
-        return -EIO;
-    }
-
-    return bytecount;
+	CSR_SIGNAL *sigptr = (CSR_SIGNAL*)data;
+	CSR_DATAREF *datarefptr;
+	bulk_data_param_t bulk_data;
+	uint signal_size, i;
+	uint bulk_data_offset = 0;
+	int bytecount, r;
+	CsrResult csrResult;
+
+	/* Number of bytes in the signal */
+	signal_size = SigGetSize(sigptr);
+	if (!signal_size || (signal_size > data_len)) {
+		unifi_error(priv, "unifi_sme_mlme_req - Invalid signal 0x%x size should be %d bytes\n",
+					sigptr->SignalPrimitiveHeader.SignalId,
+					signal_size);
+		return -EINVAL;
+	}
+	bytecount = signal_size;
+
+	/* Get a pointer to the information of the first data reference */
+	datarefptr = (CSR_DATAREF*)&sigptr->u;
+
+	/* Initialize the offset in the data buffer, bulk data is right after the signal. */
+	bulk_data_offset = signal_size;
+
+	/* store the references and the size of the bulk data to the bulkdata structure */
+	for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; i++) {
+		/* the length of the bulk data is in the signal */
+		if ((datarefptr+i)->DataLength) {
+			void *dest;
+
+			csrResult = unifi_net_data_malloc(priv, &bulk_data.d[i], (datarefptr+i)->DataLength);
+			if (csrResult != CSR_RESULT_SUCCESS) {
+				unifi_error(priv, "udi_send_signal_unpacked: failed to allocate request_data.\n");
+				return -EIO;
+			}
+
+			dest = (void*)bulk_data.d[i].os_data_ptr;
+			memcpy(dest, data + bulk_data_offset, bulk_data.d[i].data_length);
+		} else {
+			bulk_data.d[i].data_length = 0;
+		}
+
+		bytecount += bulk_data.d[i].data_length;
+		/* advance the offset, to point the next bulk data */
+		bulk_data_offset += bulk_data.d[i].data_length;
+	}
+
+
+	unifi_trace(priv, UDBG3, "SME Send: signal 0x%.4X\n", sigptr->SignalPrimitiveHeader.SignalId);
+
+	/* Send the signal. */
+	r = ul_send_signal_unpacked(priv, sigptr, &bulk_data);
+	if (r < 0) {
+		unifi_error(priv, "udi_send_signal_unpacked: send failed (%d)\n", r);
+		for(i=0;i<UNIFI_MAX_DATA_REFERENCES;i++) {
+			if(bulk_data.d[i].data_length != 0) {
+				unifi_net_data_free(priv, &bulk_data.d[i]);
+			}
+		}
+		func_exit();
+		return -EIO;
+	}
+
+	return bytecount;
 } /* udi_send_signal_unpacked() */
 
 
@@ -628,341 +628,341 @@ udi_send_signal_unpacked(unifi_priv_t *priv, unsigned char* data, uint data_len)
  * ---------------------------------------------------------------------------
  * udi_send_signal_raw
  *
- *      Sends a packed signal to UniFi.
+ *	  Sends a packed signal to UniFi.
  *
  * Arguments:
- *      priv            Pointer to private context struct
- *      buf             Pointer to request structure and data to send
- *      buflen          Length of data in data pointer.
+ *	  priv			Pointer to private context struct
+ *	  buf			 Pointer to request structure and data to send
+ *	  buflen		  Length of data in data pointer.
  *
  * Returns:
- *      Number of bytes written, error otherwise.
+ *	  Number of bytes written, error otherwise.
  *
  * Notes:
- *      All clients that use this function to send a signal to the unifi
- *      must use the wire formatted structures.
+ *	  All clients that use this function to send a signal to the unifi
+ *	  must use the wire formatted structures.
  * ---------------------------------------------------------------------------
  */
 static int
 udi_send_signal_raw(unifi_priv_t *priv, unsigned char *buf, int buflen)
 {
-    int signal_size;
-    int sig_id;
-    bulk_data_param_t data_ptrs;
-    int i, r;
-    unsigned int num_data_refs;
-    int bytecount;
-    CsrResult csrResult;
-
-    func_enter();
-
-    /*
-     * The signal is the first thing in buf, the signal id is the
-     * first 16 bits of the signal.
-     */
-    /* Number of bytes in the signal */
-    sig_id = GET_SIGNAL_ID(buf);
-    signal_size = buflen;
-    signal_size -= GET_PACKED_DATAREF_LEN(buf, 0);
-    signal_size -= GET_PACKED_DATAREF_LEN(buf, 1);
-    if ((signal_size <= 0) || (signal_size > buflen)) {
-        unifi_error(priv, "udi_send_signal_raw - Couldn't find length of signal 0x%x\n",
-                    sig_id);
-        func_exit();
-        return -EINVAL;
-    }
-    unifi_trace(priv, UDBG2, "udi_send_signal_raw: signal 0x%.4X len:%d\n",
-                sig_id, signal_size);
-    /* Zero the data ref arrays */
-    memset(&data_ptrs, 0, sizeof(data_ptrs));
-
-    /*
-     * Find the number of associated bulk data packets.  Scan through
-     * the data refs to check that we have enough data and pick out
-     * pointers to appended bulk data.
-     */
-    num_data_refs = 0;
-    bytecount = signal_size;
-
-    for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; ++i)
-    {
-        unsigned int len = GET_PACKED_DATAREF_LEN(buf, i);
-        unifi_trace(priv, UDBG3, "udi_send_signal_raw: data_ref length = %d\n", len);
-
-        if (len != 0) {
-            void *dest;
-
-            csrResult = unifi_net_data_malloc(priv, &data_ptrs.d[i], len);
-            if (csrResult != CSR_RESULT_SUCCESS) {
-                unifi_error(priv, "udi_send_signal_raw: failed to allocate request_data.\n");
-                return -EIO;
-            }
-
-            dest = (void*)data_ptrs.d[i].os_data_ptr;
-            memcpy(dest, buf + bytecount, len);
-
-            bytecount += len;
-            num_data_refs++;
-        }
-        data_ptrs.d[i].data_length = len;
-    }
-
-    unifi_trace(priv, UDBG3, "Queueing signal 0x%.4X from UDI with %u data refs\n",
-          sig_id,
-          num_data_refs);
-
-    if (bytecount > buflen) {
-        unifi_error(priv, "udi_send_signal_raw: Not enough data (%d instead of %d)\n", buflen, bytecount);
-        func_exit();
-        return -EINVAL;
-    }
-
-    /* Send the signal calling the function that uses the wire-formatted signals. */
-    r = ul_send_signal_raw(priv, buf, signal_size, &data_ptrs);
-    if (r < 0) {
-        unifi_error(priv, "udi_send_signal_raw: send failed (%d)\n", r);
-        func_exit();
-        return -EIO;
-    }
+	int signal_size;
+	int sig_id;
+	bulk_data_param_t data_ptrs;
+	int i, r;
+	unsigned int num_data_refs;
+	int bytecount;
+	CsrResult csrResult;
+
+	func_enter();
+
+	/*
+	 * The signal is the first thing in buf, the signal id is the
+	 * first 16 bits of the signal.
+	 */
+	/* Number of bytes in the signal */
+	sig_id = GET_SIGNAL_ID(buf);
+	signal_size = buflen;
+	signal_size -= GET_PACKED_DATAREF_LEN(buf, 0);
+	signal_size -= GET_PACKED_DATAREF_LEN(buf, 1);
+	if ((signal_size <= 0) || (signal_size > buflen)) {
+		unifi_error(priv, "udi_send_signal_raw - Couldn't find length of signal 0x%x\n",
+					sig_id);
+		func_exit();
+		return -EINVAL;
+	}
+	unifi_trace(priv, UDBG2, "udi_send_signal_raw: signal 0x%.4X len:%d\n",
+				sig_id, signal_size);
+	/* Zero the data ref arrays */
+	memset(&data_ptrs, 0, sizeof(data_ptrs));
+
+	/*
+	 * Find the number of associated bulk data packets.  Scan through
+	 * the data refs to check that we have enough data and pick out
+	 * pointers to appended bulk data.
+	 */
+	num_data_refs = 0;
+	bytecount = signal_size;
+
+	for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; ++i)
+	{
+		unsigned int len = GET_PACKED_DATAREF_LEN(buf, i);
+		unifi_trace(priv, UDBG3, "udi_send_signal_raw: data_ref length = %d\n", len);
+
+		if (len != 0) {
+			void *dest;
+
+			csrResult = unifi_net_data_malloc(priv, &data_ptrs.d[i], len);
+			if (csrResult != CSR_RESULT_SUCCESS) {
+				unifi_error(priv, "udi_send_signal_raw: failed to allocate request_data.\n");
+				return -EIO;
+			}
+
+			dest = (void*)data_ptrs.d[i].os_data_ptr;
+			memcpy(dest, buf + bytecount, len);
+
+			bytecount += len;
+			num_data_refs++;
+		}
+		data_ptrs.d[i].data_length = len;
+	}
+
+	unifi_trace(priv, UDBG3, "Queueing signal 0x%.4X from UDI with %u data refs\n",
+		  sig_id,
+		  num_data_refs);
+
+	if (bytecount > buflen) {
+		unifi_error(priv, "udi_send_signal_raw: Not enough data (%d instead of %d)\n", buflen, bytecount);
+		func_exit();
+		return -EINVAL;
+	}
+
+	/* Send the signal calling the function that uses the wire-formatted signals. */
+	r = ul_send_signal_raw(priv, buf, signal_size, &data_ptrs);
+	if (r < 0) {
+		unifi_error(priv, "udi_send_signal_raw: send failed (%d)\n", r);
+		func_exit();
+		return -EIO;
+	}
 
 #ifdef CSR_NATIVE_LINUX
-    if (sig_id == CSR_MLME_POWERMGT_REQUEST_ID) {
-        int power_mode = CSR_GET_UINT16_FROM_LITTLE_ENDIAN((buf +
-                                              SIZEOF_SIGNAL_HEADER + (UNIFI_MAX_DATA_REFERENCES*SIZEOF_DATAREF)));
+	if (sig_id == CSR_MLME_POWERMGT_REQUEST_ID) {
+		int power_mode = CSR_GET_UINT16_FROM_LITTLE_ENDIAN((buf +
+											  SIZEOF_SIGNAL_HEADER + (UNIFI_MAX_DATA_REFERENCES*SIZEOF_DATAREF)));
 #ifdef CSR_SUPPORT_WEXT
-        /* Overide the wext power mode to the new value */
-        priv->wext_conf.power_mode = power_mode;
+		/* Overide the wext power mode to the new value */
+		priv->wext_conf.power_mode = power_mode;
 #endif
-        /* Configure deep sleep signaling */
-        if (power_mode || (priv->interfacePriv[0]->connected == UnifiNotConnected)) {
-            csrResult = unifi_configure_low_power_mode(priv->card,
-                                                   UNIFI_LOW_POWER_ENABLED,
-                                                   UNIFI_PERIODIC_WAKE_HOST_DISABLED);
-        } else {
-            csrResult = unifi_configure_low_power_mode(priv->card,
-                                                   UNIFI_LOW_POWER_DISABLED,
-                                                   UNIFI_PERIODIC_WAKE_HOST_DISABLED);
-        }
-    }
+		/* Configure deep sleep signaling */
+		if (power_mode || (priv->interfacePriv[0]->connected == UnifiNotConnected)) {
+			csrResult = unifi_configure_low_power_mode(priv->card,
+												   UNIFI_LOW_POWER_ENABLED,
+												   UNIFI_PERIODIC_WAKE_HOST_DISABLED);
+		} else {
+			csrResult = unifi_configure_low_power_mode(priv->card,
+												   UNIFI_LOW_POWER_DISABLED,
+												   UNIFI_PERIODIC_WAKE_HOST_DISABLED);
+		}
+	}
 #endif
 
-    func_exit_r(bytecount);
+	func_exit_r(bytecount);
 
-    return bytecount;
+	return bytecount;
 } /* udi_send_signal_raw */
 
 /*
  * ---------------------------------------------------------------------------
  *  unifi_write
  *
- *      The write() driver entry point.
- *      A UniFi Debug Interface client such as unicli can write a signal
- *      plus bulk data to the driver for sending to the UniFi chip.
+ *	  The write() driver entry point.
+ *	  A UniFi Debug Interface client such as unicli can write a signal
+ *	  plus bulk data to the driver for sending to the UniFi chip.
  *
- *      Only one signal may be sent per write operation.
+ *	  Only one signal may be sent per write operation.
  *
  *  Arguments:
- *      filp        The file descriptor returned by unifi_open()
- *      p           The user space buffer to get the data from
- *      len         The size of the p buffer
- *      poff
+ *	  filp		The file descriptor returned by unifi_open()
+ *	  p		   The user space buffer to get the data from
+ *	  len		 The size of the p buffer
+ *	  poff
  *
  *  Returns:
- *      number of bytes written or an error code on failure
+ *	  number of bytes written or an error code on failure
  * ---------------------------------------------------------------------------
  */
 static ssize_t
 unifi_write(struct file *filp, const char *p, size_t len, loff_t *poff)
 {
-    ul_client_t *pcli = (ul_client_t*)filp->private_data;
-    unifi_priv_t *priv;
-    unsigned char *buf;
-    unsigned char *bufptr;
-    int remaining;
-    int bytes_written;
-    int r;
-    bulk_data_param_t bulkdata;
-    CsrResult csrResult;
-
-    func_enter();
-
-    priv = uf_find_instance(pcli->instance);
-    if (!priv) {
-        unifi_error(priv, "invalid priv\n");
-        return -ENODEV;
-    }
-
-    unifi_trace(priv, UDBG5, "unifi_write: len = %d\n", len);
-
-    if (!pcli->udi_enabled) {
-        unifi_error(priv, "udi disabled\n");
-        return -EINVAL;
-    }
-
-    /*
-     * AMP client sends only one signal at a time, so we can use
-     * unifi_net_data_malloc to save the extra copy.
-     */
-    if (pcli == priv->amp_client) {
-        int signal_size;
-        int sig_id;
-        unsigned char *signal_buf;
-        char *user_data_buf;
-
-        csrResult = unifi_net_data_malloc(priv, &bulkdata.d[0], len);
-        if (csrResult != CSR_RESULT_SUCCESS) {
-            unifi_error(priv, "unifi_write: failed to allocate request_data.\n");
-            func_exit();
-            return -ENOMEM;
-        }
-
-        user_data_buf = (char*)bulkdata.d[0].os_data_ptr;
-
-        /* Get the data from the AMP client. */
-        if (copy_from_user((void*)user_data_buf, p, len)) {
-            unifi_error(priv, "unifi_write: copy from user failed\n");
-            unifi_net_data_free(priv, &bulkdata.d[0]);
-            func_exit();
-            return -EFAULT;
-        }
-
-        bulkdata.d[1].os_data_ptr = NULL;
-        bulkdata.d[1].data_length = 0;
-
-        /* Number of bytes in the signal */
-        sig_id = GET_SIGNAL_ID(bulkdata.d[0].os_data_ptr);
-        signal_size = len;
-        signal_size -= GET_PACKED_DATAREF_LEN(bulkdata.d[0].os_data_ptr, 0);
-        signal_size -= GET_PACKED_DATAREF_LEN(bulkdata.d[0].os_data_ptr, 1);
-        if ((signal_size <= 0) || (signal_size > len)) {
-            unifi_error(priv, "unifi_write - Couldn't find length of signal 0x%x\n",
-                        sig_id);
-            unifi_net_data_free(priv, &bulkdata.d[0]);
-            func_exit();
-            return -EINVAL;
-        }
-
-        unifi_trace(priv, UDBG2, "unifi_write: signal 0x%.4X len:%d\n",
-                    sig_id, signal_size);
-
-        /* Allocate a buffer for the signal */
-        signal_buf = kmalloc(signal_size, GFP_KERNEL);
-        if (!signal_buf) {
-            unifi_net_data_free(priv, &bulkdata.d[0]);
-            func_exit();
-            return -ENOMEM;
-        }
-
-        /* Get the signal from the os_data_ptr */
-        memcpy(signal_buf, bulkdata.d[0].os_data_ptr, signal_size);
-        signal_buf[5] = (pcli->sender_id >> 8) & 0xff;
-
-        if (signal_size < len) {
-            /* Remove the signal from the os_data_ptr */
-            bulkdata.d[0].data_length -= signal_size;
-            bulkdata.d[0].os_data_ptr += signal_size;
-        } else {
-            bulkdata.d[0].data_length = 0;
-            bulkdata.d[0].os_data_ptr = NULL;
-        }
-
-        /* Send the signal calling the function that uses the wire-formatted signals. */
-        r = ul_send_signal_raw(priv, signal_buf, signal_size, &bulkdata);
-        if (r < 0) {
-            unifi_error(priv, "unifi_write: send failed (%d)\n", r);
-            if (bulkdata.d[0].os_data_ptr != NULL) {
-                unifi_net_data_free(priv, &bulkdata.d[0]);
-            }
-        }
-
-        /* Free the signal buffer and return */
-        kfree(signal_buf);
-        return len;
-    }
-
-    buf = kmalloc(len, GFP_KERNEL);
-    if (!buf) {
-        return -ENOMEM;
-    }
-
-    /* Get the data from the client (SME or Unicli). */
-    if (copy_from_user((void*)buf, p, len)) {
-        unifi_error(priv, "copy from user failed\n");
-        kfree(buf);
-        return -EFAULT;
-    }
-
-    /*
-     * In SME userspace build read() contains a SYS or MGT message.
-     * Note that even though the SME sends one signal at a time, we can not
-     * use unifi_net_data_malloc because in the early stages, before having
-     * initialised the core, it will fail since the I/O block size is unknown.
-     */
+	ul_client_t *pcli = (ul_client_t*)filp->private_data;
+	unifi_priv_t *priv;
+	unsigned char *buf;
+	unsigned char *bufptr;
+	int remaining;
+	int bytes_written;
+	int r;
+	bulk_data_param_t bulkdata;
+	CsrResult csrResult;
+
+	func_enter();
+
+	priv = uf_find_instance(pcli->instance);
+	if (!priv) {
+		unifi_error(priv, "invalid priv\n");
+		return -ENODEV;
+	}
+
+	unifi_trace(priv, UDBG5, "unifi_write: len = %d\n", len);
+
+	if (!pcli->udi_enabled) {
+		unifi_error(priv, "udi disabled\n");
+		return -EINVAL;
+	}
+
+	/*
+	 * AMP client sends only one signal at a time, so we can use
+	 * unifi_net_data_malloc to save the extra copy.
+	 */
+	if (pcli == priv->amp_client) {
+		int signal_size;
+		int sig_id;
+		unsigned char *signal_buf;
+		char *user_data_buf;
+
+		csrResult = unifi_net_data_malloc(priv, &bulkdata.d[0], len);
+		if (csrResult != CSR_RESULT_SUCCESS) {
+			unifi_error(priv, "unifi_write: failed to allocate request_data.\n");
+			func_exit();
+			return -ENOMEM;
+		}
+
+		user_data_buf = (char*)bulkdata.d[0].os_data_ptr;
+
+		/* Get the data from the AMP client. */
+		if (copy_from_user((void*)user_data_buf, p, len)) {
+			unifi_error(priv, "unifi_write: copy from user failed\n");
+			unifi_net_data_free(priv, &bulkdata.d[0]);
+			func_exit();
+			return -EFAULT;
+		}
+
+		bulkdata.d[1].os_data_ptr = NULL;
+		bulkdata.d[1].data_length = 0;
+
+		/* Number of bytes in the signal */
+		sig_id = GET_SIGNAL_ID(bulkdata.d[0].os_data_ptr);
+		signal_size = len;
+		signal_size -= GET_PACKED_DATAREF_LEN(bulkdata.d[0].os_data_ptr, 0);
+		signal_size -= GET_PACKED_DATAREF_LEN(bulkdata.d[0].os_data_ptr, 1);
+		if ((signal_size <= 0) || (signal_size > len)) {
+			unifi_error(priv, "unifi_write - Couldn't find length of signal 0x%x\n",
+						sig_id);
+			unifi_net_data_free(priv, &bulkdata.d[0]);
+			func_exit();
+			return -EINVAL;
+		}
+
+		unifi_trace(priv, UDBG2, "unifi_write: signal 0x%.4X len:%d\n",
+					sig_id, signal_size);
+
+		/* Allocate a buffer for the signal */
+		signal_buf = kmalloc(signal_size, GFP_KERNEL);
+		if (!signal_buf) {
+			unifi_net_data_free(priv, &bulkdata.d[0]);
+			func_exit();
+			return -ENOMEM;
+		}
+
+		/* Get the signal from the os_data_ptr */
+		memcpy(signal_buf, bulkdata.d[0].os_data_ptr, signal_size);
+		signal_buf[5] = (pcli->sender_id >> 8) & 0xff;
+
+		if (signal_size < len) {
+			/* Remove the signal from the os_data_ptr */
+			bulkdata.d[0].data_length -= signal_size;
+			bulkdata.d[0].os_data_ptr += signal_size;
+		} else {
+			bulkdata.d[0].data_length = 0;
+			bulkdata.d[0].os_data_ptr = NULL;
+		}
+
+		/* Send the signal calling the function that uses the wire-formatted signals. */
+		r = ul_send_signal_raw(priv, signal_buf, signal_size, &bulkdata);
+		if (r < 0) {
+			unifi_error(priv, "unifi_write: send failed (%d)\n", r);
+			if (bulkdata.d[0].os_data_ptr != NULL) {
+				unifi_net_data_free(priv, &bulkdata.d[0]);
+			}
+		}
+
+		/* Free the signal buffer and return */
+		kfree(signal_buf);
+		return len;
+	}
+
+	buf = kmalloc(len, GFP_KERNEL);
+	if (!buf) {
+		return -ENOMEM;
+	}
+
+	/* Get the data from the client (SME or Unicli). */
+	if (copy_from_user((void*)buf, p, len)) {
+		unifi_error(priv, "copy from user failed\n");
+		kfree(buf);
+		return -EFAULT;
+	}
+
+	/*
+	 * In SME userspace build read() contains a SYS or MGT message.
+	 * Note that even though the SME sends one signal at a time, we can not
+	 * use unifi_net_data_malloc because in the early stages, before having
+	 * initialised the core, it will fail since the I/O block size is unknown.
+	 */
 #ifdef CSR_SME_USERSPACE
-    if (pcli->configuration & CLI_SME_USERSPACE) {
-        CsrWifiRouterTransportRecv(priv, buf, len);
-        kfree(buf);
-        return len;
-    }
+	if (pcli->configuration & CLI_SME_USERSPACE) {
+		CsrWifiRouterTransportRecv(priv, buf, len);
+		kfree(buf);
+		return len;
+	}
 #endif
 
-    /* ul_send_signal_raw will  do a sanity check of len against signal content */
-
-    /*
-     * udi_send_signal_raw() and udi_send_signal_unpacked() return the number of bytes consumed.
-     * A write call can pass multiple signal concatenated together.
-     */
-    bytes_written = 0;
-    remaining = len;
-    bufptr = buf;
-    while (remaining > 0)
-    {
-        int r;
-
-        /*
-         * Set the SenderProcessId.
-         * The SignalPrimitiveHeader is the first 3 16-bit words of the signal,
-         * the SenderProcessId is bytes 4,5.
-         * The MSB of the sender ID needs to be set to the client ID.
-         * The LSB is controlled by the SME.
-         */
-        bufptr[5] = (pcli->sender_id >> 8) & 0xff;
-
-        /* use the appropriate interface, depending on the clients' configuration */
-        if (pcli->configuration & CLI_USING_WIRE_FORMAT) {
-            unifi_trace(priv, UDBG1, "unifi_write: call udi_send_signal().\n");
-            r = udi_send_signal_raw(priv, bufptr, remaining);
-        } else {
-            r = udi_send_signal_unpacked(priv, bufptr, remaining);
-        }
-        if (r < 0) {
-            /* Set the return value to the error code */
-            unifi_error(priv, "unifi_write: (udi or sme)_send_signal() returns %d\n", r);
-            bytes_written = r;
-            break;
-        }
-        bufptr += r;
-        remaining -= r;
-        bytes_written += r;
-    }
-
-    kfree(buf);
-
-    func_exit_r(bytes_written);
-
-    return bytes_written;
+	/* ul_send_signal_raw will  do a sanity check of len against signal content */
+
+	/*
+	 * udi_send_signal_raw() and udi_send_signal_unpacked() return the number of bytes consumed.
+	 * A write call can pass multiple signal concatenated together.
+	 */
+	bytes_written = 0;
+	remaining = len;
+	bufptr = buf;
+	while (remaining > 0)
+	{
+		int r;
+
+		/*
+		 * Set the SenderProcessId.
+		 * The SignalPrimitiveHeader is the first 3 16-bit words of the signal,
+		 * the SenderProcessId is bytes 4,5.
+		 * The MSB of the sender ID needs to be set to the client ID.
+		 * The LSB is controlled by the SME.
+		 */
+		bufptr[5] = (pcli->sender_id >> 8) & 0xff;
+
+		/* use the appropriate interface, depending on the clients' configuration */
+		if (pcli->configuration & CLI_USING_WIRE_FORMAT) {
+			unifi_trace(priv, UDBG1, "unifi_write: call udi_send_signal().\n");
+			r = udi_send_signal_raw(priv, bufptr, remaining);
+		} else {
+			r = udi_send_signal_unpacked(priv, bufptr, remaining);
+		}
+		if (r < 0) {
+			/* Set the return value to the error code */
+			unifi_error(priv, "unifi_write: (udi or sme)_send_signal() returns %d\n", r);
+			bytes_written = r;
+			break;
+		}
+		bufptr += r;
+		remaining -= r;
+		bytes_written += r;
+	}
+
+	kfree(buf);
+
+	func_exit_r(bytes_written);
+
+	return bytes_written;
 } /* unifi_write() */
 
 
 static const char* build_type_to_string(unsigned char build_type)
 {
-    switch (build_type)
-    {
-    case UNIFI_BUILD_NME: return "NME";
-    case UNIFI_BUILD_WEXT: return "WEXT";
-    case UNIFI_BUILD_AP: return "AP";
-    }
-    return "unknown";
+	switch (build_type)
+	{
+	case UNIFI_BUILD_NME: return "NME";
+	case UNIFI_BUILD_WEXT: return "WEXT";
+	case UNIFI_BUILD_AP: return "AP";
+	}
+	return "unknown";
 }
 
 
@@ -970,682 +970,682 @@ static const char* build_type_to_string(unsigned char build_type)
  * ----------------------------------------------------------------
  *  unifi_ioctl
  *
- *      Ioctl handler for unifi driver.
+ *	  Ioctl handler for unifi driver.
  *
  * Arguments:
- *  inodep          Pointer to inode structure.
- *  filp            Pointer to file structure.
- *  cmd             Ioctl cmd passed by user.
- *  arg             Ioctl arg passed by user.
+ *  inodep		  Pointer to inode structure.
+ *  filp			Pointer to file structure.
+ *  cmd			 Ioctl cmd passed by user.
+ *  arg			 Ioctl arg passed by user.
  *
  * Returns:
- *      0 on success, -ve error code on error.
+ *	  0 on success, -ve error code on error.
  * ----------------------------------------------------------------
  */
 static long
 unifi_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
-    ul_client_t *pcli = (ul_client_t*)filp->private_data;
-    unifi_priv_t *priv;
-    struct net_device *dev;
-    int r = 0;
-    int int_param, i;
-    u8* buf;
-    CsrResult csrResult;
+	ul_client_t *pcli = (ul_client_t*)filp->private_data;
+	unifi_priv_t *priv;
+	struct net_device *dev;
+	int r = 0;
+	int int_param, i;
+	u8* buf;
+	CsrResult csrResult;
 #if (defined CSR_SUPPORT_SME)
-    unifi_cfg_command_t cfg_cmd;
+	unifi_cfg_command_t cfg_cmd;
 #if (defined CSR_SUPPORT_WEXT)
-    CsrWifiSmeCoexConfig coex_config;
-    unsigned char uchar_param;
-    unsigned char varbind[MAX_VARBIND_LENGTH];
-    int vblen;
+	CsrWifiSmeCoexConfig coex_config;
+	unsigned char uchar_param;
+	unsigned char varbind[MAX_VARBIND_LENGTH];
+	int vblen;
 #endif
 #endif
-    unifi_putest_command_t putest_cmd;
-
-    priv = uf_find_instance(pcli->instance);
-    if (!priv) {
-        unifi_error(priv, "ioctl error: unknown instance=%d\n", pcli->instance);
-        r = -ENODEV;
-        goto out;
-    }
-    unifi_trace(priv, UDBG5, "unifi_ioctl: cmd=0x%X, arg=0x%lX\n", cmd, arg);
-
-    switch (cmd) {
-
-      case UNIFI_GET_UDI_ENABLE:
-        unifi_trace(priv, UDBG4, "UniFi Get UDI Enable\n");
-
-        down(&priv->udi_logging_mutex);
-        int_param = (priv->logging_client == NULL) ? 0 : 1;
-        up(&priv->udi_logging_mutex);
-
-        if (put_user(int_param, (int*)arg))
-        {
-            unifi_error(priv, "UNIFI_GET_UDI_ENABLE: Failed to copy to user\n");
-            r = -EFAULT;
-            goto out;
-        }
-        break;
-
-      case UNIFI_SET_UDI_ENABLE:
-        unifi_trace(priv, UDBG4, "UniFi Set UDI Enable\n");
-        if (get_user(int_param, (int*)arg))
-        {
-            unifi_error(priv, "UNIFI_SET_UDI_ENABLE: Failed to copy from user\n");
-            r = -EFAULT;
-            goto out;
-        }
+	unifi_putest_command_t putest_cmd;
+
+	priv = uf_find_instance(pcli->instance);
+	if (!priv) {
+		unifi_error(priv, "ioctl error: unknown instance=%d\n", pcli->instance);
+		r = -ENODEV;
+		goto out;
+	}
+	unifi_trace(priv, UDBG5, "unifi_ioctl: cmd=0x%X, arg=0x%lX\n", cmd, arg);
+
+	switch (cmd) {
+
+	  case UNIFI_GET_UDI_ENABLE:
+		unifi_trace(priv, UDBG4, "UniFi Get UDI Enable\n");
+
+		down(&priv->udi_logging_mutex);
+		int_param = (priv->logging_client == NULL) ? 0 : 1;
+		up(&priv->udi_logging_mutex);
+
+		if (put_user(int_param, (int*)arg))
+		{
+			unifi_error(priv, "UNIFI_GET_UDI_ENABLE: Failed to copy to user\n");
+			r = -EFAULT;
+			goto out;
+		}
+		break;
+
+	  case UNIFI_SET_UDI_ENABLE:
+		unifi_trace(priv, UDBG4, "UniFi Set UDI Enable\n");
+		if (get_user(int_param, (int*)arg))
+		{
+			unifi_error(priv, "UNIFI_SET_UDI_ENABLE: Failed to copy from user\n");
+			r = -EFAULT;
+			goto out;
+		}
 
 #ifdef CSR_WIFI_HIP_DEBUG_OFFLINE
-        if (log_hip_signals) {
-            unifi_error(priv, "omnicli cannot be used when log_hip_signals is used\n");
-            r = -EFAULT;
-            goto out;
-        }
+		if (log_hip_signals) {
+			unifi_error(priv, "omnicli cannot be used when log_hip_signals is used\n");
+			r = -EFAULT;
+			goto out;
+		}
 #endif
 
-        down(&priv->udi_logging_mutex);
-        if (int_param) {
-            pcli->event_hook = udi_log_event;
-            unifi_set_udi_hook(priv->card, logging_handler);
-            /* Log all signals by default */
-            for (i = 0; i < SIG_FILTER_SIZE; i++) {
-                pcli->signal_filter[i] = 0xFFFF;
-            }
-            priv->logging_client = pcli;
-
-        } else {
-            priv->logging_client = NULL;
-            pcli->event_hook = NULL;
-        }
-        up(&priv->udi_logging_mutex);
-
-        break;
-
-      case UNIFI_SET_MIB:
-        unifi_trace(priv, UDBG4, "UniFi Set MIB\n");
+		down(&priv->udi_logging_mutex);
+		if (int_param) {
+			pcli->event_hook = udi_log_event;
+			unifi_set_udi_hook(priv->card, logging_handler);
+			/* Log all signals by default */
+			for (i = 0; i < SIG_FILTER_SIZE; i++) {
+				pcli->signal_filter[i] = 0xFFFF;
+			}
+			priv->logging_client = pcli;
+
+		} else {
+			priv->logging_client = NULL;
+			pcli->event_hook = NULL;
+		}
+		up(&priv->udi_logging_mutex);
+
+		break;
+
+	  case UNIFI_SET_MIB:
+		unifi_trace(priv, UDBG4, "UniFi Set MIB\n");
 #if (defined CSR_SUPPORT_SME) && (defined CSR_SUPPORT_WEXT)
-        /* Read first 2 bytes and check length */
-        if (copy_from_user((void*)varbind, (void*)arg, 2)) {
-            unifi_error(priv,
-                        "UNIFI_SET_MIB: Failed to copy in varbind header\n");
-            r = -EFAULT;
-            goto out;
-        }
-        vblen = varbind[1];
-        if ((vblen + 2) > MAX_VARBIND_LENGTH) {
-            unifi_error(priv,
-                        "UNIFI_SET_MIB: Varbind too long (%d, limit %d)\n",
-                        (vblen+2), MAX_VARBIND_LENGTH);
-            r = -EINVAL;
-            goto out;
-        }
-        /* Read rest of varbind */
-        if (copy_from_user((void*)(varbind+2), (void*)(arg+2), vblen)) {
-            unifi_error(priv, "UNIFI_SET_MIB: Failed to copy in varbind\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        /* send to SME */
-        vblen += 2;
-        r = sme_mgt_mib_set(priv, varbind, vblen);
-        if (r) {
-            goto out;
-        }
+		/* Read first 2 bytes and check length */
+		if (copy_from_user((void*)varbind, (void*)arg, 2)) {
+			unifi_error(priv,
+						"UNIFI_SET_MIB: Failed to copy in varbind header\n");
+			r = -EFAULT;
+			goto out;
+		}
+		vblen = varbind[1];
+		if ((vblen + 2) > MAX_VARBIND_LENGTH) {
+			unifi_error(priv,
+						"UNIFI_SET_MIB: Varbind too long (%d, limit %d)\n",
+						(vblen+2), MAX_VARBIND_LENGTH);
+			r = -EINVAL;
+			goto out;
+		}
+		/* Read rest of varbind */
+		if (copy_from_user((void*)(varbind+2), (void*)(arg+2), vblen)) {
+			unifi_error(priv, "UNIFI_SET_MIB: Failed to copy in varbind\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		/* send to SME */
+		vblen += 2;
+		r = sme_mgt_mib_set(priv, varbind, vblen);
+		if (r) {
+			goto out;
+		}
 #else
-        unifi_notice(priv, "UNIFI_SET_MIB: Unsupported.\n");
+		unifi_notice(priv, "UNIFI_SET_MIB: Unsupported.\n");
 #endif /* CSR_SUPPORT_WEXT */
-        break;
+		break;
 
-      case UNIFI_GET_MIB:
-        unifi_trace(priv, UDBG4, "UniFi Get MIB\n");
+	  case UNIFI_GET_MIB:
+		unifi_trace(priv, UDBG4, "UniFi Get MIB\n");
 #if (defined CSR_SUPPORT_SME) && (defined CSR_SUPPORT_WEXT)
-        /* Read first 2 bytes and check length */
-        if (copy_from_user((void*)varbind, (void*)arg, 2)) {
-            unifi_error(priv, "UNIFI_GET_MIB: Failed to copy in varbind header\n");
-            r = -EFAULT;
-            goto out;
-        }
-        vblen = varbind[1];
-        if ((vblen+2) > MAX_VARBIND_LENGTH) {
-            unifi_error(priv, "UNIFI_GET_MIB: Varbind too long (%d, limit %d)\n",
-                        (vblen+2), MAX_VARBIND_LENGTH);
-            r = -EINVAL;
-            goto out;
-        }
-        /* Read rest of varbind */
-        if (copy_from_user((void*)(varbind+2), (void*)(arg+2), vblen)) {
-            unifi_error(priv, "UNIFI_GET_MIB: Failed to copy in varbind\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        vblen += 2;
-        r = sme_mgt_mib_get(priv, varbind, &vblen);
-        if (r) {
-            goto out;
-        }
-        /* copy out varbind */
-        if (vblen > MAX_VARBIND_LENGTH) {
-            unifi_error(priv,
-                        "UNIFI_GET_MIB: Varbind result too long (%d, limit %d)\n",
-                        vblen, MAX_VARBIND_LENGTH);
-            r = -EINVAL;
-            goto out;
-        }
-        if (copy_to_user((void*)arg, varbind, vblen)) {
-            r = -EFAULT;
-            goto out;
-        }
+		/* Read first 2 bytes and check length */
+		if (copy_from_user((void*)varbind, (void*)arg, 2)) {
+			unifi_error(priv, "UNIFI_GET_MIB: Failed to copy in varbind header\n");
+			r = -EFAULT;
+			goto out;
+		}
+		vblen = varbind[1];
+		if ((vblen+2) > MAX_VARBIND_LENGTH) {
+			unifi_error(priv, "UNIFI_GET_MIB: Varbind too long (%d, limit %d)\n",
+						(vblen+2), MAX_VARBIND_LENGTH);
+			r = -EINVAL;
+			goto out;
+		}
+		/* Read rest of varbind */
+		if (copy_from_user((void*)(varbind+2), (void*)(arg+2), vblen)) {
+			unifi_error(priv, "UNIFI_GET_MIB: Failed to copy in varbind\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		vblen += 2;
+		r = sme_mgt_mib_get(priv, varbind, &vblen);
+		if (r) {
+			goto out;
+		}
+		/* copy out varbind */
+		if (vblen > MAX_VARBIND_LENGTH) {
+			unifi_error(priv,
+						"UNIFI_GET_MIB: Varbind result too long (%d, limit %d)\n",
+						vblen, MAX_VARBIND_LENGTH);
+			r = -EINVAL;
+			goto out;
+		}
+		if (copy_to_user((void*)arg, varbind, vblen)) {
+			r = -EFAULT;
+			goto out;
+		}
 #else
-        unifi_notice(priv, "UNIFI_GET_MIB: Unsupported.\n");
+		unifi_notice(priv, "UNIFI_GET_MIB: Unsupported.\n");
 #endif /* CSR_SUPPORT_WEXT */
-        break;
+		break;
 
-      case UNIFI_CFG:
+	  case UNIFI_CFG:
 #if (defined CSR_SUPPORT_SME)
-        if (get_user(cfg_cmd, (unifi_cfg_command_t*)arg))
-        {
-            unifi_error(priv, "UNIFI_CFG: Failed to get the command\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        unifi_trace(priv, UDBG1, "UNIFI_CFG: Command is %d (t=%u) sz=%d\n",
-                    cfg_cmd, jiffies_to_msecs(jiffies), sizeof(unifi_cfg_command_t));
-        switch (cfg_cmd) {
-          case UNIFI_CFG_POWER:
-            r = unifi_cfg_power(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_POWERSAVE:
-            r = unifi_cfg_power_save(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_POWERSUPPLY:
-            r = unifi_cfg_power_supply(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_FILTER:
-            r = unifi_cfg_packet_filters(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_GET:
-            r = unifi_cfg_get_info(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_WMM_QOSINFO:
-            r = unifi_cfg_wmm_qos_info(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_WMM_ADDTS:
-            r = unifi_cfg_wmm_addts(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_WMM_DELTS:
-            r = unifi_cfg_wmm_delts(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_STRICT_DRAFT_N:
-            r = unifi_cfg_strict_draft_n(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_CFG_ENABLE_OKC:
-            r = unifi_cfg_enable_okc(priv, (unsigned char*)arg);
-            break;
+		if (get_user(cfg_cmd, (unifi_cfg_command_t*)arg))
+		{
+			unifi_error(priv, "UNIFI_CFG: Failed to get the command\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		unifi_trace(priv, UDBG1, "UNIFI_CFG: Command is %d (t=%u) sz=%d\n",
+					cfg_cmd, jiffies_to_msecs(jiffies), sizeof(unifi_cfg_command_t));
+		switch (cfg_cmd) {
+		  case UNIFI_CFG_POWER:
+			r = unifi_cfg_power(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_POWERSAVE:
+			r = unifi_cfg_power_save(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_POWERSUPPLY:
+			r = unifi_cfg_power_supply(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_FILTER:
+			r = unifi_cfg_packet_filters(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_GET:
+			r = unifi_cfg_get_info(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_WMM_QOSINFO:
+			r = unifi_cfg_wmm_qos_info(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_WMM_ADDTS:
+			r = unifi_cfg_wmm_addts(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_WMM_DELTS:
+			r = unifi_cfg_wmm_delts(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_STRICT_DRAFT_N:
+			r = unifi_cfg_strict_draft_n(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_CFG_ENABLE_OKC:
+			r = unifi_cfg_enable_okc(priv, (unsigned char*)arg);
+			break;
 #ifdef CSR_SUPPORT_SME
-          case UNIFI_CFG_CORE_DUMP:
-            CsrWifiRouterCtrlWifiOffIndSend(priv->CSR_WIFI_SME_IFACEQUEUE,0,CSR_WIFI_SME_CONTROL_INDICATION_ERROR);
-            unifi_trace(priv, UDBG2, "UNIFI_CFG_CORE_DUMP: sent wifi off indication\n");
-            break;
+		  case UNIFI_CFG_CORE_DUMP:
+			CsrWifiRouterCtrlWifiOffIndSend(priv->CSR_WIFI_SME_IFACEQUEUE,0,CSR_WIFI_SME_CONTROL_INDICATION_ERROR);
+			unifi_trace(priv, UDBG2, "UNIFI_CFG_CORE_DUMP: sent wifi off indication\n");
+			break;
 #endif
 #ifdef CSR_SUPPORT_WEXT_AP
-          case UNIFI_CFG_SET_AP_CONFIG:
-            r= unifi_cfg_set_ap_config(priv,(unsigned char*)arg);
-            break;
+		  case UNIFI_CFG_SET_AP_CONFIG:
+			r= unifi_cfg_set_ap_config(priv,(unsigned char*)arg);
+			break;
 #endif
-          default:
-            unifi_error(priv, "UNIFI_CFG: Unknown Command (%d)\n", cfg_cmd);
-            r = -EINVAL;
-            goto out;
-        }
+		  default:
+			unifi_error(priv, "UNIFI_CFG: Unknown Command (%d)\n", cfg_cmd);
+			r = -EINVAL;
+			goto out;
+		}
 #endif
 
-        break;
-
-      case UNIFI_PUTEST:
-        if (get_user(putest_cmd, (unifi_putest_command_t*)arg))
-        {
-            unifi_error(priv, "UNIFI_PUTEST: Failed to get the command\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        unifi_trace(priv, UDBG1, "UNIFI_PUTEST: Command is %s\n",
-                    trace_putest_cmdid(putest_cmd));
-        switch (putest_cmd) {
-          case UNIFI_PUTEST_START:
-            r = unifi_putest_start(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_STOP:
-            r = unifi_putest_stop(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_SET_SDIO_CLOCK:
-            r = unifi_putest_set_sdio_clock(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_CMD52_READ:
-            r = unifi_putest_cmd52_read(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_CMD52_BLOCK_READ:
-            r = unifi_putest_cmd52_block_read(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_CMD52_WRITE:
-            r = unifi_putest_cmd52_write(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_DL_FW:
-            r = unifi_putest_dl_fw(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_DL_FW_BUFF:
-            r = unifi_putest_dl_fw_buff(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_COREDUMP_PREPARE:
-            r = unifi_putest_coredump_prepare(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_GP_READ16:
-            r = unifi_putest_gp_read16(priv, (unsigned char*)arg);
-            break;
-          case UNIFI_PUTEST_GP_WRITE16:
-            r = unifi_putest_gp_write16(priv, (unsigned char*)arg);
-            break;
-          default:
-            unifi_error(priv, "UNIFI_PUTEST: Unknown Command (%d)\n", putest_cmd);
-            r = -EINVAL;
-            goto out;
-        }
-
-        break;
-      case UNIFI_BUILD_TYPE:
-        unifi_trace(priv, UDBG2, "UNIFI_BUILD_TYPE userspace=%s\n", build_type_to_string(*(unsigned char*)arg));
+		break;
+
+	  case UNIFI_PUTEST:
+		if (get_user(putest_cmd, (unifi_putest_command_t*)arg))
+		{
+			unifi_error(priv, "UNIFI_PUTEST: Failed to get the command\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		unifi_trace(priv, UDBG1, "UNIFI_PUTEST: Command is %s\n",
+					trace_putest_cmdid(putest_cmd));
+		switch (putest_cmd) {
+		  case UNIFI_PUTEST_START:
+			r = unifi_putest_start(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_STOP:
+			r = unifi_putest_stop(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_SET_SDIO_CLOCK:
+			r = unifi_putest_set_sdio_clock(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_CMD52_READ:
+			r = unifi_putest_cmd52_read(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_CMD52_BLOCK_READ:
+			r = unifi_putest_cmd52_block_read(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_CMD52_WRITE:
+			r = unifi_putest_cmd52_write(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_DL_FW:
+			r = unifi_putest_dl_fw(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_DL_FW_BUFF:
+			r = unifi_putest_dl_fw_buff(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_COREDUMP_PREPARE:
+			r = unifi_putest_coredump_prepare(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_GP_READ16:
+			r = unifi_putest_gp_read16(priv, (unsigned char*)arg);
+			break;
+		  case UNIFI_PUTEST_GP_WRITE16:
+			r = unifi_putest_gp_write16(priv, (unsigned char*)arg);
+			break;
+		  default:
+			unifi_error(priv, "UNIFI_PUTEST: Unknown Command (%d)\n", putest_cmd);
+			r = -EINVAL;
+			goto out;
+		}
+
+		break;
+	  case UNIFI_BUILD_TYPE:
+		unifi_trace(priv, UDBG2, "UNIFI_BUILD_TYPE userspace=%s\n", build_type_to_string(*(unsigned char*)arg));
 #ifndef CSR_SUPPORT_WEXT_AP
-        if (UNIFI_BUILD_AP == *(unsigned char*)arg)
-        {
-            unifi_error(priv, "Userspace has AP support, which is incompatible\n");
-        }
+		if (UNIFI_BUILD_AP == *(unsigned char*)arg)
+		{
+			unifi_error(priv, "Userspace has AP support, which is incompatible\n");
+		}
 #endif
 
 #ifndef CSR_SUPPORT_WEXT
-        if (UNIFI_BUILD_WEXT == *(unsigned char*)arg)
-        {
-            unifi_error(priv, "Userspace has WEXT support, which is incompatible\n");
-        }
+		if (UNIFI_BUILD_WEXT == *(unsigned char*)arg)
+		{
+			unifi_error(priv, "Userspace has WEXT support, which is incompatible\n");
+		}
 #endif
-        break;
-      case UNIFI_INIT_HW:
-        unifi_trace(priv, UDBG2, "UNIFI_INIT_HW.\n");
-        priv->init_progress = UNIFI_INIT_NONE;
+		break;
+	  case UNIFI_INIT_HW:
+		unifi_trace(priv, UDBG2, "UNIFI_INIT_HW.\n");
+		priv->init_progress = UNIFI_INIT_NONE;
 
 #if defined(CSR_SUPPORT_WEXT) || defined (CSR_NATIVE_LINUX)
-        /* At this point we are ready to start the SME. */
-        r = sme_mgt_wifi_on(priv);
-        if (r) {
-            goto out;
-        }
+		/* At this point we are ready to start the SME. */
+		r = sme_mgt_wifi_on(priv);
+		if (r) {
+			goto out;
+		}
 #endif
 
-        break;
+		break;
 
-      case UNIFI_INIT_NETDEV:
-        {
-            /* get the proper interfaceTagId */
-            u16 interfaceTag=0;
-            netInterface_priv_t *interfacePriv = priv->interfacePriv[interfaceTag];
+	  case UNIFI_INIT_NETDEV:
+		{
+			/* get the proper interfaceTagId */
+			u16 interfaceTag=0;
+			netInterface_priv_t *interfacePriv = priv->interfacePriv[interfaceTag];
 
-            dev = priv->netdev[interfaceTag];
-            unifi_trace(priv, UDBG2, "UNIFI_INIT_NETDEV.\n");
+			dev = priv->netdev[interfaceTag];
+			unifi_trace(priv, UDBG2, "UNIFI_INIT_NETDEV.\n");
 
-            if (copy_from_user((void*)dev->dev_addr, (void*)arg, 6)) {
-                r = -EFAULT;
-                goto out;
-            }
+			if (copy_from_user((void*)dev->dev_addr, (void*)arg, 6)) {
+				r = -EFAULT;
+				goto out;
+			}
 
-            /* Attach the network device to the stack */
-            if (!interfacePriv->netdev_registered)
-            {
-                r = uf_register_netdev(priv,interfaceTag);
-                if (r) {
-                    unifi_error(priv, "Failed to register the network device.\n");
-                    goto out;
-                }
-            }
+			/* Attach the network device to the stack */
+			if (!interfacePriv->netdev_registered)
+			{
+				r = uf_register_netdev(priv,interfaceTag);
+				if (r) {
+					unifi_error(priv, "Failed to register the network device.\n");
+					goto out;
+				}
+			}
 
-            /* Apply scheduled interrupt mode, if requested by module param */
-            if (run_bh_once != -1) {
-                unifi_set_interrupt_mode(priv->card, (u32)run_bh_once);
-            }
+			/* Apply scheduled interrupt mode, if requested by module param */
+			if (run_bh_once != -1) {
+				unifi_set_interrupt_mode(priv->card, (u32)run_bh_once);
+			}
 
-            priv->init_progress = UNIFI_INIT_COMPLETED;
+			priv->init_progress = UNIFI_INIT_COMPLETED;
 
-            /* Firmware initialisation is complete, so let the SDIO bus
-             * clock be raised when convienent to the core.
-             */
-            unifi_request_max_sdio_clock(priv->card);
+			/* Firmware initialisation is complete, so let the SDIO bus
+			 * clock be raised when convienent to the core.
+			 */
+			unifi_request_max_sdio_clock(priv->card);
 
 #ifdef CSR_SUPPORT_WEXT
-            /* Notify the Android wpa_supplicant that we are ready */
-            wext_send_started_event(priv);
+			/* Notify the Android wpa_supplicant that we are ready */
+			wext_send_started_event(priv);
 #endif
 
-            unifi_info(priv, "UniFi ready\n");
+			unifi_info(priv, "UniFi ready\n");
 
 #ifdef ANDROID_BUILD
-            /* Release the wakelock */
-            unifi_trace(priv, UDBG1, "netdev_init: release wake lock\n");
-            wake_unlock(&unifi_sdio_wake_lock);
+			/* Release the wakelock */
+			unifi_trace(priv, UDBG1, "netdev_init: release wake lock\n");
+			wake_unlock(&unifi_sdio_wake_lock);
 #endif
 #ifdef CSR_NATIVE_SOFTMAC /* For softmac dev, force-enable the network interface rather than wait for a connected-ind */
-            {
-                struct net_device *dev = priv->netdev[interfaceTag];
+			{
+				struct net_device *dev = priv->netdev[interfaceTag];
 #ifdef CSR_SUPPORT_WEXT
-                interfacePriv->wait_netdev_change = TRUE;
+				interfacePriv->wait_netdev_change = TRUE;
 #endif
-                netif_carrier_on(dev);
-            }
+				netif_carrier_on(dev);
+			}
 #endif
-        }
-        break;
-      case UNIFI_GET_INIT_STATUS:
-        unifi_trace(priv, UDBG2, "UNIFI_GET_INIT_STATUS.\n");
-        if (put_user(priv->init_progress, (int*)arg))
-        {
-            printk(KERN_ERR "UNIFI_GET_INIT_STATUS: Failed to copy to user\n");
-            r = -EFAULT;
-            goto out;
-        }
-        break;
-
-      case UNIFI_KICK:
-        unifi_trace(priv, UDBG4, "Kick UniFi\n");
-        unifi_sdio_interrupt_handler(priv->card);
-        break;
-
-      case UNIFI_SET_DEBUG:
-        unifi_debug = arg;
-        unifi_trace(priv, UDBG4, "unifi_debug set to %d\n", unifi_debug);
-        break;
-
-      case UNIFI_SET_TRACE:
-        /* no longer supported */
-        r = -EINVAL;
-        break;
-
-
-      case UNIFI_SET_UDI_LOG_MASK:
-        {
-            unifiio_filter_t udi_filter;
-            uint16_t *sig_ids_addr;
-#define UF_MAX_SIG_IDS  128     /* Impose a sensible limit */
-
-            if (copy_from_user((void*)(&udi_filter), (void*)arg, sizeof(udi_filter))) {
-                r = -EFAULT;
-                goto out;
-            }
-            if ((udi_filter.action < UfSigFil_AllOn) ||
-                (udi_filter.action > UfSigFil_SelectOff))
-            {
-                printk(KERN_WARNING
-                       "UNIFI_SET_UDI_LOG_MASK: Bad action value: %d\n",
-                       udi_filter.action);
-                r = -EINVAL;
-                goto out;
-            }
-            /* No signal list for "All" actions */
-            if ((udi_filter.action == UfSigFil_AllOn) ||
-                (udi_filter.action == UfSigFil_AllOff))
-            {
-                udi_filter.num_sig_ids = 0;
-            }
-
-            if (udi_filter.num_sig_ids > UF_MAX_SIG_IDS) {
-                printk(KERN_WARNING
-                       "UNIFI_SET_UDI_LOG_MASK: too many signal ids (%d, max %d)\n",
-                       udi_filter.num_sig_ids, UF_MAX_SIG_IDS);
-                r = -EINVAL;
-                goto out;
-            }
-
-            /* Copy in signal id list if given */
-            if (udi_filter.num_sig_ids > 0) {
-                /* Preserve userspace address of sig_ids array */
-                sig_ids_addr = udi_filter.sig_ids;
-                /* Allocate kernel memory for sig_ids and copy to it */
-                udi_filter.sig_ids =
-                    kmalloc(udi_filter.num_sig_ids * sizeof(uint16_t), GFP_KERNEL);
-                if (!udi_filter.sig_ids) {
-                    r = -ENOMEM;
-                    goto out;
-                }
-                if (copy_from_user((void*)udi_filter.sig_ids,
-                                   (void*)sig_ids_addr,
-                                   udi_filter.num_sig_ids * sizeof(uint16_t)))
-                {
-                    kfree(udi_filter.sig_ids);
-                    r = -EFAULT;
-                    goto out;
-                }
-            }
-
-            udi_set_log_filter(pcli, &udi_filter);
-
-            if (udi_filter.num_sig_ids > 0) {
-                kfree(udi_filter.sig_ids);
-            }
-        }
-        break;
-
-      case UNIFI_SET_AMP_ENABLE:
-        unifi_trace(priv, UDBG4, "UniFi Set AMP Enable\n");
-        if (get_user(int_param, (int*)arg))
-        {
-            unifi_error(priv, "UNIFI_SET_AMP_ENABLE: Failed to copy from user\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        if (int_param) {
-            priv->amp_client = pcli;
-        } else {
-            priv->amp_client = NULL;
-        }
-
-        int_param = 0;
-        buf = (u8*)&int_param;
-        buf[0] = UNIFI_SOFT_COMMAND_Q_LENGTH - 1;
-        buf[1] = UNIFI_SOFT_TRAFFIC_Q_LENGTH - 1;
-        if (copy_to_user((void*)arg, &int_param, sizeof(int))) {
-            r = -EFAULT;
-            goto out;
-        }
-        break;
-
-      case UNIFI_SET_UDI_SNAP_MASK:
-        {
-            unifiio_snap_filter_t snap_filter;
-
-            if (copy_from_user((void*)(&snap_filter), (void*)arg, sizeof(snap_filter))) {
-                r = -EFAULT;
-                goto out;
-            }
-
-            if (pcli->snap_filter.count) {
-                pcli->snap_filter.count = 0;
-                kfree(pcli->snap_filter.protocols);
-            }
-
-            if (snap_filter.count == 0) {
-                break;
-            }
-
-            pcli->snap_filter.protocols = kmalloc(snap_filter.count * sizeof(u16), GFP_KERNEL);
-            if (!pcli->snap_filter.protocols) {
-                r = -ENOMEM;
-                goto out;
-            }
-            if (copy_from_user((void*)pcli->snap_filter.protocols,
-                               (void*)snap_filter.protocols,
-                               snap_filter.count * sizeof(u16)))
-            {
-                kfree(pcli->snap_filter.protocols);
-                r = -EFAULT;
-                goto out;
-            }
-
-            pcli->snap_filter.count = snap_filter.count;
-
-        }
-        break;
-
-      case UNIFI_SME_PRESENT:
-        {
-            u8 ind;
-            unifi_trace(priv, UDBG4, "UniFi SME Present IOCTL.\n");
-            if (copy_from_user((void*)(&int_param), (void*)arg, sizeof(int)))
-            {
-                printk(KERN_ERR "UNIFI_SME_PRESENT: Failed to copy from user\n");
-                r = -EFAULT;
-                goto out;
-            }
-
-            priv->sme_is_present = int_param;
-            if (priv->sme_is_present == 1) {
-                ind = CONFIG_SME_PRESENT;
-            } else {
-                ind = CONFIG_SME_NOT_PRESENT;
-            }
-            /* Send an indication to the helper app. */
-            ul_log_config_ind(priv, &ind, sizeof(u8));
-        }
-        break;
-
-      case UNIFI_CFG_PERIOD_TRAFFIC:
-      {
+		}
+		break;
+	  case UNIFI_GET_INIT_STATUS:
+		unifi_trace(priv, UDBG2, "UNIFI_GET_INIT_STATUS.\n");
+		if (put_user(priv->init_progress, (int*)arg))
+		{
+			printk(KERN_ERR "UNIFI_GET_INIT_STATUS: Failed to copy to user\n");
+			r = -EFAULT;
+			goto out;
+		}
+		break;
+
+	  case UNIFI_KICK:
+		unifi_trace(priv, UDBG4, "Kick UniFi\n");
+		unifi_sdio_interrupt_handler(priv->card);
+		break;
+
+	  case UNIFI_SET_DEBUG:
+		unifi_debug = arg;
+		unifi_trace(priv, UDBG4, "unifi_debug set to %d\n", unifi_debug);
+		break;
+
+	  case UNIFI_SET_TRACE:
+		/* no longer supported */
+		r = -EINVAL;
+		break;
+
+
+	  case UNIFI_SET_UDI_LOG_MASK:
+		{
+			unifiio_filter_t udi_filter;
+			uint16_t *sig_ids_addr;
+#define UF_MAX_SIG_IDS  128	 /* Impose a sensible limit */
+
+			if (copy_from_user((void*)(&udi_filter), (void*)arg, sizeof(udi_filter))) {
+				r = -EFAULT;
+				goto out;
+			}
+			if ((udi_filter.action < UfSigFil_AllOn) ||
+				(udi_filter.action > UfSigFil_SelectOff))
+			{
+				printk(KERN_WARNING
+					   "UNIFI_SET_UDI_LOG_MASK: Bad action value: %d\n",
+					   udi_filter.action);
+				r = -EINVAL;
+				goto out;
+			}
+			/* No signal list for "All" actions */
+			if ((udi_filter.action == UfSigFil_AllOn) ||
+				(udi_filter.action == UfSigFil_AllOff))
+			{
+				udi_filter.num_sig_ids = 0;
+			}
+
+			if (udi_filter.num_sig_ids > UF_MAX_SIG_IDS) {
+				printk(KERN_WARNING
+					   "UNIFI_SET_UDI_LOG_MASK: too many signal ids (%d, max %d)\n",
+					   udi_filter.num_sig_ids, UF_MAX_SIG_IDS);
+				r = -EINVAL;
+				goto out;
+			}
+
+			/* Copy in signal id list if given */
+			if (udi_filter.num_sig_ids > 0) {
+				/* Preserve userspace address of sig_ids array */
+				sig_ids_addr = udi_filter.sig_ids;
+				/* Allocate kernel memory for sig_ids and copy to it */
+				udi_filter.sig_ids =
+					kmalloc(udi_filter.num_sig_ids * sizeof(uint16_t), GFP_KERNEL);
+				if (!udi_filter.sig_ids) {
+					r = -ENOMEM;
+					goto out;
+				}
+				if (copy_from_user((void*)udi_filter.sig_ids,
+								   (void*)sig_ids_addr,
+								   udi_filter.num_sig_ids * sizeof(uint16_t)))
+				{
+					kfree(udi_filter.sig_ids);
+					r = -EFAULT;
+					goto out;
+				}
+			}
+
+			udi_set_log_filter(pcli, &udi_filter);
+
+			if (udi_filter.num_sig_ids > 0) {
+				kfree(udi_filter.sig_ids);
+			}
+		}
+		break;
+
+	  case UNIFI_SET_AMP_ENABLE:
+		unifi_trace(priv, UDBG4, "UniFi Set AMP Enable\n");
+		if (get_user(int_param, (int*)arg))
+		{
+			unifi_error(priv, "UNIFI_SET_AMP_ENABLE: Failed to copy from user\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		if (int_param) {
+			priv->amp_client = pcli;
+		} else {
+			priv->amp_client = NULL;
+		}
+
+		int_param = 0;
+		buf = (u8*)&int_param;
+		buf[0] = UNIFI_SOFT_COMMAND_Q_LENGTH - 1;
+		buf[1] = UNIFI_SOFT_TRAFFIC_Q_LENGTH - 1;
+		if (copy_to_user((void*)arg, &int_param, sizeof(int))) {
+			r = -EFAULT;
+			goto out;
+		}
+		break;
+
+	  case UNIFI_SET_UDI_SNAP_MASK:
+		{
+			unifiio_snap_filter_t snap_filter;
+
+			if (copy_from_user((void*)(&snap_filter), (void*)arg, sizeof(snap_filter))) {
+				r = -EFAULT;
+				goto out;
+			}
+
+			if (pcli->snap_filter.count) {
+				pcli->snap_filter.count = 0;
+				kfree(pcli->snap_filter.protocols);
+			}
+
+			if (snap_filter.count == 0) {
+				break;
+			}
+
+			pcli->snap_filter.protocols = kmalloc(snap_filter.count * sizeof(u16), GFP_KERNEL);
+			if (!pcli->snap_filter.protocols) {
+				r = -ENOMEM;
+				goto out;
+			}
+			if (copy_from_user((void*)pcli->snap_filter.protocols,
+							   (void*)snap_filter.protocols,
+							   snap_filter.count * sizeof(u16)))
+			{
+				kfree(pcli->snap_filter.protocols);
+				r = -EFAULT;
+				goto out;
+			}
+
+			pcli->snap_filter.count = snap_filter.count;
+
+		}
+		break;
+
+	  case UNIFI_SME_PRESENT:
+		{
+			u8 ind;
+			unifi_trace(priv, UDBG4, "UniFi SME Present IOCTL.\n");
+			if (copy_from_user((void*)(&int_param), (void*)arg, sizeof(int)))
+			{
+				printk(KERN_ERR "UNIFI_SME_PRESENT: Failed to copy from user\n");
+				r = -EFAULT;
+				goto out;
+			}
+
+			priv->sme_is_present = int_param;
+			if (priv->sme_is_present == 1) {
+				ind = CONFIG_SME_PRESENT;
+			} else {
+				ind = CONFIG_SME_NOT_PRESENT;
+			}
+			/* Send an indication to the helper app. */
+			ul_log_config_ind(priv, &ind, sizeof(u8));
+		}
+		break;
+
+	  case UNIFI_CFG_PERIOD_TRAFFIC:
+	  {
 #if (defined CSR_SUPPORT_SME) && (defined CSR_SUPPORT_WEXT)
-          CsrWifiSmeCoexConfig coexConfig;
+		  CsrWifiSmeCoexConfig coexConfig;
 #endif /* CSR_SUPPORT_SME && CSR_SUPPORT_WEXT */
-        unifi_trace(priv, UDBG4, "UniFi Configure Periodic Traffic.\n");
+		unifi_trace(priv, UDBG4, "UniFi Configure Periodic Traffic.\n");
 #if (defined CSR_SUPPORT_SME) && (defined CSR_SUPPORT_WEXT)
-        if (copy_from_user((void*)(&uchar_param), (void*)arg, sizeof(unsigned char))) {
-            unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Failed to copy from user\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        if (uchar_param == 0) {
-            r = sme_mgt_coex_config_get(priv, &coexConfig);
-            if (r) {
-                unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Get unifi_CoexInfoValue failed.\n");
-                goto out;
-            }
-            if (copy_to_user((void*)(arg + 1),
-                             (void*)&coexConfig,
-                             sizeof(CsrWifiSmeCoexConfig))) {
-                r = -EFAULT;
-                goto out;
-            }
-            goto out;
-        }
-
-        if (copy_from_user((void*)(&coex_config), (void*)(arg + 1), sizeof(CsrWifiSmeCoexConfig)))
-        {
-            unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Failed to copy from user\n");
-            r = -EFAULT;
-            goto out;
-        }
-
-        coexConfig = coex_config;
-        r = sme_mgt_coex_config_set(priv, &coexConfig);
-        if (r) {
-            unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Set unifi_CoexInfoValue failed.\n");
-            goto out;
-        }
+		if (copy_from_user((void*)(&uchar_param), (void*)arg, sizeof(unsigned char))) {
+			unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Failed to copy from user\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		if (uchar_param == 0) {
+			r = sme_mgt_coex_config_get(priv, &coexConfig);
+			if (r) {
+				unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Get unifi_CoexInfoValue failed.\n");
+				goto out;
+			}
+			if (copy_to_user((void*)(arg + 1),
+							 (void*)&coexConfig,
+							 sizeof(CsrWifiSmeCoexConfig))) {
+				r = -EFAULT;
+				goto out;
+			}
+			goto out;
+		}
+
+		if (copy_from_user((void*)(&coex_config), (void*)(arg + 1), sizeof(CsrWifiSmeCoexConfig)))
+		{
+			unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Failed to copy from user\n");
+			r = -EFAULT;
+			goto out;
+		}
+
+		coexConfig = coex_config;
+		r = sme_mgt_coex_config_set(priv, &coexConfig);
+		if (r) {
+			unifi_error(priv, "UNIFI_CFG_PERIOD_TRAFFIC: Set unifi_CoexInfoValue failed.\n");
+			goto out;
+		}
 
 #endif /* CSR_SUPPORT_SME && CSR_SUPPORT_WEXT */
-        break;
-      }
-      case UNIFI_CFG_UAPSD_TRAFFIC:
-        unifi_trace(priv, UDBG4, "UniFi Configure U-APSD Mask.\n");
+		break;
+	  }
+	  case UNIFI_CFG_UAPSD_TRAFFIC:
+		unifi_trace(priv, UDBG4, "UniFi Configure U-APSD Mask.\n");
 #if (defined CSR_SUPPORT_SME) && (defined CSR_SUPPORT_WEXT)
-        if (copy_from_user((void*)(&uchar_param), (void*)arg, sizeof(unsigned char))) {
-            unifi_error(priv, "UNIFI_CFG_UAPSD_TRAFFIC: Failed to copy from user\n");
-            r = -EFAULT;
-            goto out;
-        }
-        unifi_trace(priv, UDBG4, "New U-APSD Mask: 0x%x\n", uchar_param);
+		if (copy_from_user((void*)(&uchar_param), (void*)arg, sizeof(unsigned char))) {
+			unifi_error(priv, "UNIFI_CFG_UAPSD_TRAFFIC: Failed to copy from user\n");
+			r = -EFAULT;
+			goto out;
+		}
+		unifi_trace(priv, UDBG4, "New U-APSD Mask: 0x%x\n", uchar_param);
 #endif /* CSR_SUPPORT_SME && CSR_SUPPORT_WEXT */
-        break;
+		break;
 
 #ifndef UNIFI_DISABLE_COREDUMP
-      case UNIFI_COREDUMP_GET_REG:
-        unifi_trace(priv, UDBG4, "Mini-coredump data request\n");
-        {
-            unifiio_coredump_req_t dump_req;    /* Public OS layer structure */
-            unifi_coredump_req_t priv_req;      /* Private HIP structure */
-
-            if (copy_from_user((void*)(&dump_req), (void*)arg, sizeof(dump_req))) {
-                r = -EFAULT;
-                goto out;
-            }
-            memset(&priv_req, 0, sizeof(priv_req));
-            priv_req.index = dump_req.index;
-            priv_req.offset = dump_req.offset;
-
-            /* Convert OS-layer's XAP memory space ID to HIP's ID in case they differ */
-            switch (dump_req.space) {
-                case UNIFIIO_COREDUMP_MAC_REG: priv_req.space = UNIFI_COREDUMP_MAC_REG; break;
-                case UNIFIIO_COREDUMP_PHY_REG: priv_req.space = UNIFI_COREDUMP_PHY_REG; break;
-                case UNIFIIO_COREDUMP_SH_DMEM: priv_req.space = UNIFI_COREDUMP_SH_DMEM; break;
-                case UNIFIIO_COREDUMP_MAC_DMEM: priv_req.space = UNIFI_COREDUMP_MAC_DMEM; break;
-                case UNIFIIO_COREDUMP_PHY_DMEM: priv_req.space = UNIFI_COREDUMP_PHY_DMEM; break;
-                case UNIFIIO_COREDUMP_TRIGGER_MAGIC: priv_req.space = UNIFI_COREDUMP_TRIGGER_MAGIC; break;
-                default:
-                  r = -EINVAL;
-                  goto out;
-            }
-
-            if (priv_req.space == UNIFI_COREDUMP_TRIGGER_MAGIC) {
-                /* Force a coredump grab now */
-                unifi_trace(priv, UDBG2, "UNIFI_COREDUMP_GET_REG: Force capture\n");
-                csrResult = unifi_coredump_capture(priv->card, &priv_req);
-                r = CsrHipResultToStatus(csrResult);
-                unifi_trace(priv, UDBG5, "UNIFI_COREDUMP_GET_REG: status %d\n", r);
-            } else {
-                /* Retrieve the appropriate register entry */
-                csrResult = unifi_coredump_get_value(priv->card, &priv_req);
-                r = CsrHipResultToStatus(csrResult);
-                if (r) {
-                    unifi_trace(priv, UDBG5, "UNIFI_COREDUMP_GET_REG: Status %d\n", r);
-                    goto out;
-                }
-                /* Update the OS-layer structure with values returned in the private */
-                dump_req.value = priv_req.value;
-                dump_req.timestamp = priv_req.timestamp;
-                dump_req.requestor = priv_req.requestor;
-                dump_req.serial = priv_req.serial;
-                dump_req.chip_ver = priv_req.chip_ver;
-                dump_req.fw_ver = priv_req.fw_ver;
-                dump_req.drv_build = 0;
-
-                unifi_trace(priv, UDBG6,
-                            "Dump: %d (seq %d): V:0x%04x (%d) @0x%02x:%04x = 0x%04x\n",
-                            dump_req.index, dump_req.serial,
-                            dump_req.chip_ver, dump_req.drv_build,
-                            dump_req.space, dump_req.offset, dump_req.value);
-            }
-            if (copy_to_user((void*)arg, (void*)&dump_req, sizeof(dump_req))) {
-                r = -EFAULT;
-                goto out;
-            }
-        }
-        break;
+	  case UNIFI_COREDUMP_GET_REG:
+		unifi_trace(priv, UDBG4, "Mini-coredump data request\n");
+		{
+			unifiio_coredump_req_t dump_req;	/* Public OS layer structure */
+			unifi_coredump_req_t priv_req;	  /* Private HIP structure */
+
+			if (copy_from_user((void*)(&dump_req), (void*)arg, sizeof(dump_req))) {
+				r = -EFAULT;
+				goto out;
+			}
+			memset(&priv_req, 0, sizeof(priv_req));
+			priv_req.index = dump_req.index;
+			priv_req.offset = dump_req.offset;
+
+			/* Convert OS-layer's XAP memory space ID to HIP's ID in case they differ */
+			switch (dump_req.space) {
+				case UNIFIIO_COREDUMP_MAC_REG: priv_req.space = UNIFI_COREDUMP_MAC_REG; break;
+				case UNIFIIO_COREDUMP_PHY_REG: priv_req.space = UNIFI_COREDUMP_PHY_REG; break;
+				case UNIFIIO_COREDUMP_SH_DMEM: priv_req.space = UNIFI_COREDUMP_SH_DMEM; break;
+				case UNIFIIO_COREDUMP_MAC_DMEM: priv_req.space = UNIFI_COREDUMP_MAC_DMEM; break;
+				case UNIFIIO_COREDUMP_PHY_DMEM: priv_req.space = UNIFI_COREDUMP_PHY_DMEM; break;
+				case UNIFIIO_COREDUMP_TRIGGER_MAGIC: priv_req.space = UNIFI_COREDUMP_TRIGGER_MAGIC; break;
+				default:
+				  r = -EINVAL;
+				  goto out;
+			}
+
+			if (priv_req.space == UNIFI_COREDUMP_TRIGGER_MAGIC) {
+				/* Force a coredump grab now */
+				unifi_trace(priv, UDBG2, "UNIFI_COREDUMP_GET_REG: Force capture\n");
+				csrResult = unifi_coredump_capture(priv->card, &priv_req);
+				r = CsrHipResultToStatus(csrResult);
+				unifi_trace(priv, UDBG5, "UNIFI_COREDUMP_GET_REG: status %d\n", r);
+			} else {
+				/* Retrieve the appropriate register entry */
+				csrResult = unifi_coredump_get_value(priv->card, &priv_req);
+				r = CsrHipResultToStatus(csrResult);
+				if (r) {
+					unifi_trace(priv, UDBG5, "UNIFI_COREDUMP_GET_REG: Status %d\n", r);
+					goto out;
+				}
+				/* Update the OS-layer structure with values returned in the private */
+				dump_req.value = priv_req.value;
+				dump_req.timestamp = priv_req.timestamp;
+				dump_req.requestor = priv_req.requestor;
+				dump_req.serial = priv_req.serial;
+				dump_req.chip_ver = priv_req.chip_ver;
+				dump_req.fw_ver = priv_req.fw_ver;
+				dump_req.drv_build = 0;
+
+				unifi_trace(priv, UDBG6,
+							"Dump: %d (seq %d): V:0x%04x (%d) @0x%02x:%04x = 0x%04x\n",
+							dump_req.index, dump_req.serial,
+							dump_req.chip_ver, dump_req.drv_build,
+							dump_req.space, dump_req.offset, dump_req.value);
+			}
+			if (copy_to_user((void*)arg, (void*)&dump_req, sizeof(dump_req))) {
+				r = -EFAULT;
+				goto out;
+			}
+		}
+		break;
 #endif
-      default:
-        r = -EINVAL;
-    }
+	  default:
+		r = -EINVAL;
+	}
 
 out:
-    return (long)r;
+	return (long)r;
 } /* unifi_ioctl() */
 
 
@@ -1653,23 +1653,23 @@ out:
 static unsigned int
 unifi_poll(struct file *filp, poll_table *wait)
 {
-    ul_client_t *pcli = (ul_client_t*)filp->private_data;
-    unsigned int mask = 0;
-    int ready;
+	ul_client_t *pcli = (ul_client_t*)filp->private_data;
+	unsigned int mask = 0;
+	int ready;
 
-    func_enter();
+	func_enter();
 
-    ready = !list_empty(&pcli->udi_log);
+	ready = !list_empty(&pcli->udi_log);
 
-    poll_wait(filp, &pcli->udi_wq, wait);
+	poll_wait(filp, &pcli->udi_wq, wait);
 
-    if (ready) {
-        mask |= POLLIN | POLLRDNORM;    /* readable */
-    }
+	if (ready) {
+		mask |= POLLIN | POLLRDNORM;	/* readable */
+	}
 
-    func_exit();
+	func_exit();
 
-    return mask;
+	return mask;
 } /* unifi_poll() */
 
 
@@ -1678,69 +1678,69 @@ unifi_poll(struct file *filp, poll_table *wait)
  * ---------------------------------------------------------------------------
  *  udi_set_log_filter
  *
- *      Configure the bit mask that determines which signal primitives are
- *      passed to the logging process.
+ *	  Configure the bit mask that determines which signal primitives are
+ *	  passed to the logging process.
  *
  *  Arguments:
- *      pcli            Pointer to the client to configure.
- *      udi_filter      Pointer to a unifiio_filter_t containing instructions.
+ *	  pcli			Pointer to the client to configure.
+ *	  udi_filter	  Pointer to a unifiio_filter_t containing instructions.
  *
  *  Returns:
- *      None.
+ *	  None.
  *
  *  Notes:
- *      SigGetFilterPos() returns a 32-bit value that contains an index and a
- *      mask for accessing a signal_filter array. The top 16 bits specify an
- *      index into a signal_filter, the bottom 16 bits specify a mask to
- *      apply.
+ *	  SigGetFilterPos() returns a 32-bit value that contains an index and a
+ *	  mask for accessing a signal_filter array. The top 16 bits specify an
+ *	  index into a signal_filter, the bottom 16 bits specify a mask to
+ *	  apply.
  * ---------------------------------------------------------------------------
  */
 static void
 udi_set_log_filter(ul_client_t *pcli, unifiio_filter_t *udi_filter)
 {
-    u32 filter_pos;
-    int i;
-
-    if (udi_filter->action == UfSigFil_AllOn)
-    {
-        for (i = 0; i < SIG_FILTER_SIZE; i++) {
-            pcli->signal_filter[i] = 0xFFFF;
-        }
-    }
-    else if (udi_filter->action == UfSigFil_AllOff)
-    {
-        for (i = 0; i < SIG_FILTER_SIZE; i++) {
-            pcli->signal_filter[i] = 0;
-        }
-    }
-    else if (udi_filter->action == UfSigFil_SelectOn)
-    {
-        for (i = 0; i < udi_filter->num_sig_ids; i++) {
-            filter_pos = SigGetFilterPos(udi_filter->sig_ids[i]);
-            if (filter_pos == 0xFFFFFFFF)
-            {
-                printk(KERN_WARNING
-                       "Unrecognised signal id (0x%X) specifed in logging filter\n",
-                       udi_filter->sig_ids[i]);
-            } else {
-                pcli->signal_filter[filter_pos >> 16] |= (filter_pos & 0xFFFF);
-            }
-        }
-    }
-    else if (udi_filter->action == UfSigFil_SelectOff)
-    {
-        for (i = 0; i < udi_filter->num_sig_ids; i++) {
-            filter_pos = SigGetFilterPos(udi_filter->sig_ids[i]);
-            if (filter_pos == 0xFFFFFFFF)
-            {
-                printk(KERN_WARNING
-                       "Unrecognised signal id (0x%X) specifed in logging filter\n",
-                       udi_filter->sig_ids[i]);
-            } else {
-                pcli->signal_filter[filter_pos >> 16] &= ~(filter_pos & 0xFFFF);
-            }
-        }
-    }
+	u32 filter_pos;
+	int i;
+
+	if (udi_filter->action == UfSigFil_AllOn)
+	{
+		for (i = 0; i < SIG_FILTER_SIZE; i++) {
+			pcli->signal_filter[i] = 0xFFFF;
+		}
+	}
+	else if (udi_filter->action == UfSigFil_AllOff)
+	{
+		for (i = 0; i < SIG_FILTER_SIZE; i++) {
+			pcli->signal_filter[i] = 0;
+		}
+	}
+	else if (udi_filter->action == UfSigFil_SelectOn)
+	{
+		for (i = 0; i < udi_filter->num_sig_ids; i++) {
+			filter_pos = SigGetFilterPos(udi_filter->sig_ids[i]);
+			if (filter_pos == 0xFFFFFFFF)
+			{
+				printk(KERN_WARNING
+					   "Unrecognised signal id (0x%X) specifed in logging filter\n",
+					   udi_filter->sig_ids[i]);
+			} else {
+				pcli->signal_filter[filter_pos >> 16] |= (filter_pos & 0xFFFF);
+			}
+		}
+	}
+	else if (udi_filter->action == UfSigFil_SelectOff)
+	{
+		for (i = 0; i < udi_filter->num_sig_ids; i++) {
+			filter_pos = SigGetFilterPos(udi_filter->sig_ids[i]);
+			if (filter_pos == 0xFFFFFFFF)
+			{
+				printk(KERN_WARNING
+					   "Unrecognised signal id (0x%X) specifed in logging filter\n",
+					   udi_filter->sig_ids[i]);
+			} else {
+				pcli->signal_filter[filter_pos >> 16] &= ~(filter_pos & 0xFFFF);
+			}
+		}
+	}
 
 } /* udi_set_log_filter() */
 
@@ -1749,228 +1749,228 @@ udi_set_log_filter(ul_client_t *pcli, unifiio_filter_t *udi_filter)
  * ---------------------------------------------------------------------------
  *  udi_log_event
  *
- *      Callback function to be registered as the UDI hook callback.
- *      Copies the signal content into a new udi_log_t struct and adds
- *      it to the read queue for this UDI client.
+ *	  Callback function to be registered as the UDI hook callback.
+ *	  Copies the signal content into a new udi_log_t struct and adds
+ *	  it to the read queue for this UDI client.
  *
  *  Arguments:
- *      pcli            A pointer to the client instance.
- *      signal          Pointer to the received signal.
- *      signal_len      Size of the signal structure in bytes.
- *      bulkdata        Pointers to any associated bulk data.
- *      dir             Direction of the signal. Zero means from host,
- *                      non-zero means to host.
+ *	  pcli			A pointer to the client instance.
+ *	  signal		  Pointer to the received signal.
+ *	  signal_len	  Size of the signal structure in bytes.
+ *	  bulkdata		Pointers to any associated bulk data.
+ *	  dir			 Direction of the signal. Zero means from host,
+ *					  non-zero means to host.
  *
  *  Returns:
- *      None.
+ *	  None.
  * ---------------------------------------------------------------------------
  */
 void
 udi_log_event(ul_client_t *pcli,
-              const u8 *signal, int signal_len,
-              const bulk_data_param_t *bulkdata,
-              int dir)
+			  const u8 *signal, int signal_len,
+			  const bulk_data_param_t *bulkdata,
+			  int dir)
 {
-    udi_log_t *logptr;
-    u8 *p;
-    int i;
-    int total_len;
-    udi_msg_t *msgptr;
-    u32 filter_pos;
+	udi_log_t *logptr;
+	u8 *p;
+	int i;
+	int total_len;
+	udi_msg_t *msgptr;
+	u32 filter_pos;
 #ifdef OMNICLI_LINUX_EXTRA_LOG
-    static volatile unsigned int printk_cpu = UINT_MAX;
-    unsigned long long t;
-    unsigned long nanosec_rem;
-    unsigned long n_1000;
+	static volatile unsigned int printk_cpu = UINT_MAX;
+	unsigned long long t;
+	unsigned long nanosec_rem;
+	unsigned long n_1000;
 #endif
 
-    func_enter();
+	func_enter();
 
-    /* Just a sanity check */
-    if ((signal == NULL) || (signal_len <= 0)) {
-        return;
-    }
+	/* Just a sanity check */
+	if ((signal == NULL) || (signal_len <= 0)) {
+		return;
+	}
 
 #ifdef CSR_WIFI_HIP_DEBUG_OFFLINE
-    /* When HIP offline signal logging is enabled, omnicli cannot run */
-    if (log_hip_signals)
-    {
-        /* Add timestamp */
-        if (log_hip_signals & UNIFI_LOG_HIP_SIGNALS_FILTER_TIMESTAMP)
-        {
-            int timestamp = jiffies_to_msecs(jiffies);
-            unifi_debug_log_to_buf("T:");
-            unifi_debug_log_to_buf("%04X%04X ", *(((u16*)&timestamp) + 1),
-                                   *(u16*)&timestamp);
-        }
-
-        /* Add signal */
-        unifi_debug_log_to_buf("S%s:%04X R:%04X D:%04X ",
-                               dir ? "T" : "F",
-                               *(u16*)signal,
-                               *(u16*)(signal + 2),
-                               *(u16*)(signal + 4));
-        unifi_debug_hex_to_buf(signal + 6, signal_len - 6);
-
-        /* Add bulk data (assume 1 bulk data per signal) */
-        if ((log_hip_signals & UNIFI_LOG_HIP_SIGNALS_FILTER_BULKDATA) &&
-            (bulkdata->d[0].data_length > 0))
-        {
-            unifi_debug_log_to_buf("\nD:");
-            unifi_debug_hex_to_buf(bulkdata->d[0].os_data_ptr, bulkdata->d[0].data_length);
-        }
-        unifi_debug_log_to_buf("\n");
-
-        return;
-    }
+	/* When HIP offline signal logging is enabled, omnicli cannot run */
+	if (log_hip_signals)
+	{
+		/* Add timestamp */
+		if (log_hip_signals & UNIFI_LOG_HIP_SIGNALS_FILTER_TIMESTAMP)
+		{
+			int timestamp = jiffies_to_msecs(jiffies);
+			unifi_debug_log_to_buf("T:");
+			unifi_debug_log_to_buf("%04X%04X ", *(((u16*)&timestamp) + 1),
+								   *(u16*)&timestamp);
+		}
+
+		/* Add signal */
+		unifi_debug_log_to_buf("S%s:%04X R:%04X D:%04X ",
+							   dir ? "T" : "F",
+							   *(u16*)signal,
+							   *(u16*)(signal + 2),
+							   *(u16*)(signal + 4));
+		unifi_debug_hex_to_buf(signal + 6, signal_len - 6);
+
+		/* Add bulk data (assume 1 bulk data per signal) */
+		if ((log_hip_signals & UNIFI_LOG_HIP_SIGNALS_FILTER_BULKDATA) &&
+			(bulkdata->d[0].data_length > 0))
+		{
+			unifi_debug_log_to_buf("\nD:");
+			unifi_debug_hex_to_buf(bulkdata->d[0].os_data_ptr, bulkdata->d[0].data_length);
+		}
+		unifi_debug_log_to_buf("\n");
+
+		return;
+	}
 #endif
 
 #ifdef CSR_NATIVE_LINUX
-    uf_native_process_udi_signal(pcli, signal, signal_len, bulkdata, dir);
+	uf_native_process_udi_signal(pcli, signal, signal_len, bulkdata, dir);
 #endif
 
-    /*
-     * Apply the logging filter - only report signals that have their
-     * bit set in the filter mask.
-     */
-    filter_pos = SigGetFilterPos(GET_SIGNAL_ID(signal));
-
-    if ((filter_pos != 0xFFFFFFFF) &&
-        ((pcli->signal_filter[filter_pos >> 16] & (filter_pos & 0xFFFF)) == 0))
-    {
-        /* Signal is not wanted by client */
-        return;
-    }
-
-
-    /* Calculate the buffer we need to store signal plus bulk data */
-    total_len = signal_len;
-    for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; i++) {
-        total_len += bulkdata->d[i].data_length;
-    }
-
-    /* Allocate log structure plus actual signal. */
-    logptr = (udi_log_t *)kmalloc(sizeof(udi_log_t) + total_len, GFP_KERNEL);
-
-    if (logptr == NULL) {
-        printk(KERN_ERR
-               "Failed to allocate %lu bytes for a UDI log record\n",
-               (long unsigned int)(sizeof(udi_log_t) + total_len));
-        return;
-    }
-
-    /* Fill in udi_log struct */
-    INIT_LIST_HEAD(&logptr->q);
-    msgptr = &logptr->msg;
-    msgptr->length = sizeof(udi_msg_t) + total_len;
+	/*
+	 * Apply the logging filter - only report signals that have their
+	 * bit set in the filter mask.
+	 */
+	filter_pos = SigGetFilterPos(GET_SIGNAL_ID(signal));
+
+	if ((filter_pos != 0xFFFFFFFF) &&
+		((pcli->signal_filter[filter_pos >> 16] & (filter_pos & 0xFFFF)) == 0))
+	{
+		/* Signal is not wanted by client */
+		return;
+	}
+
+
+	/* Calculate the buffer we need to store signal plus bulk data */
+	total_len = signal_len;
+	for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; i++) {
+		total_len += bulkdata->d[i].data_length;
+	}
+
+	/* Allocate log structure plus actual signal. */
+	logptr = (udi_log_t *)kmalloc(sizeof(udi_log_t) + total_len, GFP_KERNEL);
+
+	if (logptr == NULL) {
+		printk(KERN_ERR
+			   "Failed to allocate %lu bytes for a UDI log record\n",
+			   (long unsigned int)(sizeof(udi_log_t) + total_len));
+		return;
+	}
+
+	/* Fill in udi_log struct */
+	INIT_LIST_HEAD(&logptr->q);
+	msgptr = &logptr->msg;
+	msgptr->length = sizeof(udi_msg_t) + total_len;
 #ifdef OMNICLI_LINUX_EXTRA_LOG
-    t = cpu_clock(printk_cpu);
-    nanosec_rem = do_div(t, 1000000000);
-    n_1000 = nanosec_rem/1000;
-    msgptr->timestamp = (t <<10 ) | ((unsigned long)(n_1000 >> 10) & 0x3ff);
+	t = cpu_clock(printk_cpu);
+	nanosec_rem = do_div(t, 1000000000);
+	n_1000 = nanosec_rem/1000;
+	msgptr->timestamp = (t <<10 ) | ((unsigned long)(n_1000 >> 10) & 0x3ff);
 #else
-    msgptr->timestamp = jiffies_to_msecs(jiffies);
+	msgptr->timestamp = jiffies_to_msecs(jiffies);
 #endif
-    msgptr->direction = dir;
-    msgptr->signal_length = signal_len;
-
-    /* Copy signal and bulk data to the log */
-    p = (u8 *)(msgptr + 1);
-    memcpy(p, signal, signal_len);
-    p += signal_len;
-
-    /* Append any bulk data */
-    for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; i++) {
-        int len = bulkdata->d[i].data_length;
-
-        /*
-         * Len here might not be the same as the length in the bulk data slot.
-         * The slot length will always be even, but len could be odd.
-         */
-        if (len > 0) {
-            if (bulkdata->d[i].os_data_ptr) {
-                memcpy(p, bulkdata->d[i].os_data_ptr, len);
-            } else {
-                memset(p, 0, len);
-            }
-            p += len;
-        }
-    }
-
-    /* Add to tail of log queue */
-    if (down_interruptible(&pcli->udi_sem)) {
-        printk(KERN_WARNING "udi_log_event_q: Failed to get udi sem\n");
-        kfree(logptr);
-        func_exit();
-        return;
-    }
-    list_add_tail(&logptr->q, &pcli->udi_log);
-    up(&pcli->udi_sem);
-
-    /* Wake any waiting user process */
-    wake_up_interruptible(&pcli->udi_wq);
-
-    func_exit();
+	msgptr->direction = dir;
+	msgptr->signal_length = signal_len;
+
+	/* Copy signal and bulk data to the log */
+	p = (u8 *)(msgptr + 1);
+	memcpy(p, signal, signal_len);
+	p += signal_len;
+
+	/* Append any bulk data */
+	for (i = 0; i < UNIFI_MAX_DATA_REFERENCES; i++) {
+		int len = bulkdata->d[i].data_length;
+
+		/*
+		 * Len here might not be the same as the length in the bulk data slot.
+		 * The slot length will always be even, but len could be odd.
+		 */
+		if (len > 0) {
+			if (bulkdata->d[i].os_data_ptr) {
+				memcpy(p, bulkdata->d[i].os_data_ptr, len);
+			} else {
+				memset(p, 0, len);
+			}
+			p += len;
+		}
+	}
+
+	/* Add to tail of log queue */
+	if (down_interruptible(&pcli->udi_sem)) {
+		printk(KERN_WARNING "udi_log_event_q: Failed to get udi sem\n");
+		kfree(logptr);
+		func_exit();
+		return;
+	}
+	list_add_tail(&logptr->q, &pcli->udi_log);
+	up(&pcli->udi_sem);
+
+	/* Wake any waiting user process */
+	wake_up_interruptible(&pcli->udi_wq);
+
+	func_exit();
 } /* udi_log_event() */
 
 #ifdef CSR_SME_USERSPACE
 int
 uf_sme_queue_message(unifi_priv_t *priv, u8 *buffer, int length)
 {
-    udi_log_t *logptr;
-    udi_msg_t *msgptr;
-    u8 *p;
-
-    func_enter();
-
-    /* Just a sanity check */
-    if ((buffer == NULL) || (length <= 0)) {
-        return -EINVAL;
-    }
-
-    /* Allocate log structure plus actual signal. */
-    logptr = (udi_log_t *)kmalloc(sizeof(udi_log_t) + length, GFP_ATOMIC);
-    if (logptr == NULL) {
-        unifi_error(priv, "Failed to allocate %d bytes for an SME message\n",
-                    sizeof(udi_log_t) + length);
-                    kfree(buffer);
-                    return -ENOMEM;
-    }
-
-    /* Fill in udi_log struct */
-    INIT_LIST_HEAD(&logptr->q);
-    msgptr = &logptr->msg;
-    msgptr->length = sizeof(udi_msg_t) + length;
-    msgptr->signal_length = length;
-
-    /* Copy signal and bulk data to the log */
-    p = (u8 *)(msgptr + 1);
-    memcpy(p, buffer, length);
-
-    /* Add to tail of log queue */
-    down(&udi_mutex);
-    if (priv->sme_cli == NULL) {
-        kfree(logptr);
-        kfree(buffer);
-        up(&udi_mutex);
-        unifi_info(priv, "Message for the SME dropped, SME has gone away\n");
-        return 0;
-    }
-
-    down(&priv->sme_cli->udi_sem);
-    list_add_tail(&logptr->q, &priv->sme_cli->udi_log);
-    up(&priv->sme_cli->udi_sem);
-
-    /* Wake any waiting user process */
-    wake_up_interruptible(&priv->sme_cli->udi_wq);
-    up(&udi_mutex);
-
-    /* It is our responsibility to free the buffer allocated in build_packed_*() */
-    kfree(buffer);
-
-    func_exit();
-
-    return 0;
+	udi_log_t *logptr;
+	udi_msg_t *msgptr;
+	u8 *p;
+
+	func_enter();
+
+	/* Just a sanity check */
+	if ((buffer == NULL) || (length <= 0)) {
+		return -EINVAL;
+	}
+
+	/* Allocate log structure plus actual signal. */
+	logptr = (udi_log_t *)kmalloc(sizeof(udi_log_t) + length, GFP_ATOMIC);
+	if (logptr == NULL) {
+		unifi_error(priv, "Failed to allocate %d bytes for an SME message\n",
+					sizeof(udi_log_t) + length);
+					kfree(buffer);
+					return -ENOMEM;
+	}
+
+	/* Fill in udi_log struct */
+	INIT_LIST_HEAD(&logptr->q);
+	msgptr = &logptr->msg;
+	msgptr->length = sizeof(udi_msg_t) + length;
+	msgptr->signal_length = length;
+
+	/* Copy signal and bulk data to the log */
+	p = (u8 *)(msgptr + 1);
+	memcpy(p, buffer, length);
+
+	/* Add to tail of log queue */
+	down(&udi_mutex);
+	if (priv->sme_cli == NULL) {
+		kfree(logptr);
+		kfree(buffer);
+		up(&udi_mutex);
+		unifi_info(priv, "Message for the SME dropped, SME has gone away\n");
+		return 0;
+	}
+
+	down(&priv->sme_cli->udi_sem);
+	list_add_tail(&logptr->q, &priv->sme_cli->udi_log);
+	up(&priv->sme_cli->udi_sem);
+
+	/* Wake any waiting user process */
+	wake_up_interruptible(&priv->sme_cli->udi_wq);
+	up(&udi_mutex);
+
+	/* It is our responsibility to free the buffer allocated in build_packed_*() */
+	kfree(buffer);
+
+	func_exit();
+
+	return 0;
 
 } /* uf_sme_queue_message() */
 #endif
@@ -1978,18 +1978,18 @@ uf_sme_queue_message(unifi_priv_t *priv, u8 *buffer, int length)
 /*
  ****************************************************************************
  *
- *      Driver instantiation
+ *	  Driver instantiation
  *
  ****************************************************************************
  */
 static struct file_operations unifi_fops = {
-    .owner      = THIS_MODULE,
-    .open       = unifi_open,
-    .release    = unifi_release,
-    .read       = unifi_read,
-    .write      = unifi_write,
-    .unlocked_ioctl = unifi_ioctl,
-    .poll       = unifi_poll,
+	.owner	  = THIS_MODULE,
+	.open	   = unifi_open,
+	.release	= unifi_release,
+	.read	   = unifi_read,
+	.write	  = unifi_write,
+	.unlocked_ioctl = unifi_ioctl,
+	.poll	   = unifi_poll,
 };
 
 static dev_t unifi_first_devno;
@@ -1998,71 +1998,71 @@ static struct class *unifi_class;
 
 int uf_create_device_nodes(unifi_priv_t *priv, int bus_id)
 {
-    dev_t devno;
-    int r;
+	dev_t devno;
+	int r;
 
-    cdev_init(&priv->unifi_cdev, &unifi_fops);
+	cdev_init(&priv->unifi_cdev, &unifi_fops);
 
-    /* cdev_init() should set the cdev owner, but it does not */
-    priv->unifi_cdev.owner = THIS_MODULE;
+	/* cdev_init() should set the cdev owner, but it does not */
+	priv->unifi_cdev.owner = THIS_MODULE;
 
-    devno = MKDEV(MAJOR(unifi_first_devno),
-                  MINOR(unifi_first_devno) + (bus_id * 2));
-    r = cdev_add(&priv->unifi_cdev, devno, 1);
-    if (r) {
-        return r;
-    }
+	devno = MKDEV(MAJOR(unifi_first_devno),
+				  MINOR(unifi_first_devno) + (bus_id * 2));
+	r = cdev_add(&priv->unifi_cdev, devno, 1);
+	if (r) {
+		return r;
+	}
 
 #ifdef SDIO_EXPORTS_STRUCT_DEVICE
-    if (!device_create(unifi_class, priv->unifi_device,
-                       devno, priv, "unifi%d", bus_id)) {
+	if (!device_create(unifi_class, priv->unifi_device,
+					   devno, priv, "unifi%d", bus_id)) {
 #else
-    priv->unifi_device = device_create(unifi_class, NULL,
-                                       devno, priv, "unifi%d", bus_id);
-    if (priv->unifi_device == NULL) {
+	priv->unifi_device = device_create(unifi_class, NULL,
+									   devno, priv, "unifi%d", bus_id);
+	if (priv->unifi_device == NULL) {
 #endif /* SDIO_EXPORTS_STRUCT_DEVICE */
 
-        cdev_del(&priv->unifi_cdev);
-        return -EINVAL;
-    }
+		cdev_del(&priv->unifi_cdev);
+		return -EINVAL;
+	}
 
-    cdev_init(&priv->unifiudi_cdev, &unifi_fops);
+	cdev_init(&priv->unifiudi_cdev, &unifi_fops);
 
-    /* cdev_init() should set the cdev owner, but it does not */
-    priv->unifiudi_cdev.owner = THIS_MODULE;
+	/* cdev_init() should set the cdev owner, but it does not */
+	priv->unifiudi_cdev.owner = THIS_MODULE;
 
-    devno = MKDEV(MAJOR(unifi_first_devno),
-                  MINOR(unifi_first_devno) + (bus_id * 2) + 1);
-    r = cdev_add(&priv->unifiudi_cdev, devno, 1);
-    if (r) {
-        device_destroy(unifi_class, priv->unifi_cdev.dev);
-        cdev_del(&priv->unifi_cdev);
-        return r;
-    }
+	devno = MKDEV(MAJOR(unifi_first_devno),
+				  MINOR(unifi_first_devno) + (bus_id * 2) + 1);
+	r = cdev_add(&priv->unifiudi_cdev, devno, 1);
+	if (r) {
+		device_destroy(unifi_class, priv->unifi_cdev.dev);
+		cdev_del(&priv->unifi_cdev);
+		return r;
+	}
 
-    if (!device_create(unifi_class,
+	if (!device_create(unifi_class,
 #ifdef SDIO_EXPORTS_STRUCT_DEVICE
-                       priv->unifi_device,
+					   priv->unifi_device,
 #else
-                       NULL,
+					   NULL,
 #endif /* SDIO_EXPORTS_STRUCT_DEVICE */
-                       devno, priv, "unifiudi%d", bus_id)) {
-        device_destroy(unifi_class, priv->unifi_cdev.dev);
-        cdev_del(&priv->unifiudi_cdev);
-        cdev_del(&priv->unifi_cdev);
-        return -EINVAL;
-    }
-
-    return 0;
+					   devno, priv, "unifiudi%d", bus_id)) {
+		device_destroy(unifi_class, priv->unifi_cdev.dev);
+		cdev_del(&priv->unifiudi_cdev);
+		cdev_del(&priv->unifi_cdev);
+		return -EINVAL;
+	}
+
+	return 0;
 }
 
 
 void uf_destroy_device_nodes(unifi_priv_t *priv)
 {
-    device_destroy(unifi_class, priv->unifiudi_cdev.dev);
-    device_destroy(unifi_class, priv->unifi_cdev.dev);
-    cdev_del(&priv->unifiudi_cdev);
-    cdev_del(&priv->unifi_cdev);
+	device_destroy(unifi_class, priv->unifiudi_cdev.dev);
+	device_destroy(unifi_class, priv->unifi_cdev.dev);
+	cdev_del(&priv->unifiudi_cdev);
+	cdev_del(&priv->unifi_cdev);
 }
 
 
@@ -2071,40 +2071,40 @@ void uf_destroy_device_nodes(unifi_priv_t *priv)
  * ----------------------------------------------------------------
  *  uf_create_debug_device
  *
- *      Allocates device numbers for unifi character device nodes
- *      and creates a unifi class in sysfs
+ *	  Allocates device numbers for unifi character device nodes
+ *	  and creates a unifi class in sysfs
  *
  * Arguments:
- *  fops          Pointer to the char device operations structure.
+ *  fops		  Pointer to the char device operations structure.
  *
  * Returns:
- *      0 on success, -ve error code on error.
+ *	  0 on success, -ve error code on error.
  * ----------------------------------------------------------------
  */
 static int
 uf_create_debug_device(struct file_operations *fops)
 {
-    int ret;
-
-    /* Allocate two device numbers for each device. */
-    ret = alloc_chrdev_region(&unifi_first_devno, 0, MAX_UNIFI_DEVS*2, UNIFI_NAME);
-    if (ret) {
-        unifi_error(NULL, "Failed to add alloc dev numbers: %d\n", ret);
-        return ret;
-    }
-
-    /* Create a UniFi class */
-    unifi_class = class_create(THIS_MODULE, UNIFI_NAME);
-    if (IS_ERR(unifi_class)) {
-        unifi_error(NULL, "Failed to create UniFi class\n");
-
-        /* Release device numbers */
-        unregister_chrdev_region(unifi_first_devno, MAX_UNIFI_DEVS*2);
-        unifi_first_devno = 0;
-        return -EINVAL;
-    }
-
-    return 0;
+	int ret;
+
+	/* Allocate two device numbers for each device. */
+	ret = alloc_chrdev_region(&unifi_first_devno, 0, MAX_UNIFI_DEVS*2, UNIFI_NAME);
+	if (ret) {
+		unifi_error(NULL, "Failed to add alloc dev numbers: %d\n", ret);
+		return ret;
+	}
+
+	/* Create a UniFi class */
+	unifi_class = class_create(THIS_MODULE, UNIFI_NAME);
+	if (IS_ERR(unifi_class)) {
+		unifi_error(NULL, "Failed to create UniFi class\n");
+
+		/* Release device numbers */
+		unregister_chrdev_region(unifi_first_devno, MAX_UNIFI_DEVS*2);
+		unifi_first_devno = 0;
+		return -EINVAL;
+	}
+
+	return 0;
 } /* uf_create_debug_device() */
 
 
@@ -2112,8 +2112,8 @@ uf_create_debug_device(struct file_operations *fops)
  * ----------------------------------------------------------------
  *  uf_remove_debug_device
  *
- *      Destroys the unifi class and releases the allocated
- *      device numbers for unifi character device nodes.
+ *	  Destroys the unifi class and releases the allocated
+ *	  device numbers for unifi character device nodes.
  *
  * Arguments:
  *
@@ -2123,12 +2123,12 @@ uf_create_debug_device(struct file_operations *fops)
 static void
 uf_remove_debug_device(void)
 {
-    /* Destroy the UniFi class */
-    class_destroy(unifi_class);
+	/* Destroy the UniFi class */
+	class_destroy(unifi_class);
 
-    /* Release device numbers */
-    unregister_chrdev_region(unifi_first_devno, MAX_UNIFI_DEVS*2);
-    unifi_first_devno = 0;
+	/* Release device numbers */
+	unregister_chrdev_region(unifi_first_devno, MAX_UNIFI_DEVS*2);
+	unifi_first_devno = 0;
 
 } /* uf_remove_debug_device() */
 
@@ -2136,24 +2136,24 @@ uf_remove_debug_device(void)
 /*
  * ---------------------------------------------------------------------------
  *
- *      Module loading.
+ *	  Module loading.
  *
  * ---------------------------------------------------------------------------
  */
 int __init
 unifi_load(void)
 {
-    int r;
+	int r;
 
-    printk("UniFi SDIO Driver: %s %s %s\n",
-            CSR_WIFI_VERSION,
-           __DATE__, __TIME__);
+	printk("UniFi SDIO Driver: %s %s %s\n",
+			CSR_WIFI_VERSION,
+		   __DATE__, __TIME__);
 
 #ifdef CSR_SME_USERSPACE
 #ifdef CSR_SUPPORT_WEXT
-    printk("CSR SME with WEXT support\n");
+	printk("CSR SME with WEXT support\n");
 #else
-    printk("CSR SME no WEXT support\n");
+	printk("CSR SME no WEXT support\n");
 #endif /* CSR_SUPPORT_WEXT */
 #endif /* CSR_SME_USERSPACE */
 
@@ -2161,68 +2161,68 @@ unifi_load(void)
 #ifdef CSR_SUPPORT_WEXT
 #error WEXT unsupported in the native driver
 #endif
-    printk("CSR native no WEXT support\n");
+	printk("CSR native no WEXT support\n");
 #endif
 #ifdef CSR_WIFI_SPLIT_PATCH
-    printk("Split patch support\n");
+	printk("Split patch support\n");
 #endif
-    printk("Kernel %d.%d.%d\n",
-           ((LINUX_VERSION_CODE) >> 16) & 0xff,
-           ((LINUX_VERSION_CODE) >> 8) & 0xff,
-           (LINUX_VERSION_CODE) & 0xff);
-    /*
-     * Instantiate the /dev/unifi* device nodes.
-     * We must do this before registering with the SDIO driver because it
-     * will immediately call the "insert" callback if the card is
-     * already present.
-     */
-    r = uf_create_debug_device(&unifi_fops);
-    if (r) {
-        return r;
-    }
-
-    /* Now register with the SDIO driver */
-    r = uf_sdio_load();
-    if (r) {
-        uf_remove_debug_device();
-        return r;
-    }
-
-    if (sdio_block_size > -1) {
-        unifi_info(NULL, "sdio_block_size %d\n", sdio_block_size);
-    }
-
-    if (sdio_byte_mode) {
-        unifi_info(NULL, "sdio_byte_mode\n");
-    }
-
-    if (disable_power_control) {
-        unifi_info(NULL, "disable_power_control\n");
-    }
-
-    if (disable_hw_reset) {
-        unifi_info(NULL, "disable_hw_reset\n");
-    }
-
-    if (enable_wol) {
-        unifi_info(NULL, "enable_wol %d\n", enable_wol);
-    }
-
-    if (run_bh_once != -1) {
-        unifi_info(NULL, "run_bh_once %d\n", run_bh_once);
-    }
-
-    return 0;
+	printk("Kernel %d.%d.%d\n",
+		   ((LINUX_VERSION_CODE) >> 16) & 0xff,
+		   ((LINUX_VERSION_CODE) >> 8) & 0xff,
+		   (LINUX_VERSION_CODE) & 0xff);
+	/*
+	 * Instantiate the /dev/unifi* device nodes.
+	 * We must do this before registering with the SDIO driver because it
+	 * will immediately call the "insert" callback if the card is
+	 * already present.
+	 */
+	r = uf_create_debug_device(&unifi_fops);
+	if (r) {
+		return r;
+	}
+
+	/* Now register with the SDIO driver */
+	r = uf_sdio_load();
+	if (r) {
+		uf_remove_debug_device();
+		return r;
+	}
+
+	if (sdio_block_size > -1) {
+		unifi_info(NULL, "sdio_block_size %d\n", sdio_block_size);
+	}
+
+	if (sdio_byte_mode) {
+		unifi_info(NULL, "sdio_byte_mode\n");
+	}
+
+	if (disable_power_control) {
+		unifi_info(NULL, "disable_power_control\n");
+	}
+
+	if (disable_hw_reset) {
+		unifi_info(NULL, "disable_hw_reset\n");
+	}
+
+	if (enable_wol) {
+		unifi_info(NULL, "enable_wol %d\n", enable_wol);
+	}
+
+	if (run_bh_once != -1) {
+		unifi_info(NULL, "run_bh_once %d\n", run_bh_once);
+	}
+
+	return 0;
 } /* unifi_load() */
 
 
 void __exit
 unifi_unload(void)
 {
-    /* The SDIO remove hook will call unifi_disconnect(). */
-    uf_sdio_unload();
+	/* The SDIO remove hook will call unifi_disconnect(). */
+	uf_sdio_unload();
 
-    uf_remove_debug_device();
+	uf_remove_debug_device();
 
 } /* unifi_unload() */
 
-- 
1.7.9.5