Exemplo n.º 1
0
static void
wl_cfg80211_bt_setflag(struct net_device *dev, bool set)
{
#if defined(BT_DHCP_USE_FLAGS)
	char buf_flag7_dhcp_on[8] = { 7, 00, 00, 00, 0x1, 0x0, 0x00, 0x00 };
	char buf_flag7_default[8]   = { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
#endif


#if defined(BT_DHCP_eSCO_FIX)
	/* set = 1, save & turn on  0 - off & restore prev settings */
	set_btc_esco_params(dev, set);
#endif

#if defined(BT_DHCP_USE_FLAGS)
	WL_TRACE(("WI-FI priority boost via bt flags, set:%d\n", set));
	if (set == TRUE)
		/* Forcing bt_flag7  */
		dev_wlc_bufvar_set(dev, "btc_flags",
			(char *)&buf_flag7_dhcp_on[0],
			sizeof(buf_flag7_dhcp_on));
	else
		/* Restoring default bt flag7 */
		dev_wlc_bufvar_set(dev, "btc_flags",
			(char *)&buf_flag7_default[0],
			sizeof(buf_flag7_default));
#endif
}
Exemplo n.º 2
0
static void
wl_cfg80211_bt_setflag(struct net_device *dev, bool set)
{
#if defined(BT_DHCP_USE_FLAGS)
	char buf_flag7_dhcp_on[8] = { 7, 00, 00, 00, 0x1, 0x0, 0x00, 0x00 };
	char buf_flag7_default[8]   = { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
#endif
	int bt_coex = 0;


#if defined(BT_DHCP_eSCO_FIX)
	
	set_btc_esco_params(dev, set);
#endif

#if defined(BT_DHCP_USE_FLAGS)
	WL_TRACE(("WI-FI priority boost via bt flags, set:%d\n", set));
	if (set == TRUE) {
		
		dev_wlc_bufvar_set(dev, "btc_flags",
			(char *)&buf_flag7_dhcp_on[0],
			sizeof(buf_flag7_dhcp_on));
		wldev_iovar_setint(dev, "btc_mode", bt_coex);
	} else {
		
		dev_wlc_bufvar_set(dev, "btc_flags",
			(char *)&buf_flag7_default[0],
			sizeof(buf_flag7_default));
		bt_coex = 1;
		wldev_iovar_setint(dev, "btc_mode", bt_coex);
    }
#endif
}
Exemplo n.º 3
0
/*
get named driver variable to uint register value and return error indication
calling example: dev_wlc_intvar_set_reg(dev, "btc_params",66, value)
*/
static int
dev_wlc_intvar_set_reg(struct net_device *dev, char *name, char *addr, char * val)
{
	char reg_addr[8];

	memset(reg_addr, 0, sizeof(reg_addr));
	memcpy((char *)&reg_addr[0], (char *)addr, 4);
	memcpy((char *)&reg_addr[4], (char *)val, 4);

	return (dev_wlc_bufvar_set(dev, name, (char *)&reg_addr[0], sizeof(reg_addr)));
}
Exemplo n.º 4
0
/*
 * btc_flags[2] is to turn CTS-to-self on/off
 */
s32
wl_cfg80211_set_btc_cts(struct net_device *dev, bool flag)
{
	char buf[8];

	memset(buf, 0, sizeof(buf));
	buf[0] = 2;
	buf[4] = flag;
	dev_wlc_bufvar_set(dev, "btc_flags", (char *)buf, sizeof(buf));
	return 0;
}
Exemplo n.º 5
0
/*
get named driver variable to uint register value and return error indication
calling example: dev_wlc_intvar_set_reg(dev, "btc_params",66, value)
*/
static int
dev_wlc_intvar_set_reg(struct net_device *dev, char *name, char *addr, char * val)
{
	char reg_addr[8];

	DHD_MYTRACE(("%s-%s\n", __FILE__, __FUNCTION__));

	memset(reg_addr, 0, sizeof(reg_addr));
	memcpy((char *)&reg_addr[0], (char *)addr, 4);
	memcpy((char *)&reg_addr[4], (char *)val, 4);

	return (dev_wlc_bufvar_set(dev, name, (char *)&reg_addr[0], sizeof(reg_addr)));
}
Exemplo n.º 6
0
int wl_cfg80211_set_btcoex_dhcp(struct net_device *dev, char *command)
{

	struct wl_priv *wl = wlcfg_drv_priv;
	char powermode_val = 0;
	char buf_reg66va_dhcp_on[8] = { 66, 00, 00, 00, 0x10, 0x27, 0x00, 0x00 };
	char buf_reg41va_dhcp_on[8] = { 41, 00, 00, 00, 0x33, 0x00, 0x00, 0x00 };
	char buf_reg68va_dhcp_on[8] = { 68, 00, 00, 00, 0x90, 0x01, 0x00, 0x00 };

	uint32 regaddr;
	static uint32 saved_reg66;
	static uint32 saved_reg41;
	static uint32 saved_reg68;
	static bool saved_status = FALSE;

#ifdef COEX_DHCP
	char buf_flag7_default[8] =   { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
	struct btcoex_info *btco_inf = wl->btcoex_info;
#endif /* COEX_DHCP */

#ifdef PKT_FILTER_SUPPORT
	dhd_pub_t *dhd =  (dhd_pub_t *)(wl->pub);
#endif

	/* Figure out powermode 1 or o command */
	strncpy((char *)&powermode_val, command + strlen("BTCOEXMODE") +1, 1);

	if (strnicmp((char *)&powermode_val, "1", strlen("1")) == 0) {
		WL_TRACE_HW4(("DHCP session starts\n"));


#ifdef PKT_FILTER_SUPPORT
		dhd->dhcp_in_progress = 1;

		if (dhd->early_suspended) {
			WL_TRACE_HW4(("DHCP in progressing , disable packet filter!!!\n"));
			dhd_enable_packet_filter(0, dhd);
		}
#endif

		/* Retrieve and saved orig regs value */
		if ((saved_status == FALSE) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 66,  &saved_reg66)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 41,  &saved_reg41)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 68,  &saved_reg68)))   {
				saved_status = TRUE;
				WL_TRACE(("Saved 0x%x 0x%x 0x%x\n",
					saved_reg66, saved_reg41, saved_reg68));

				/* Disable PM mode during dhpc session */

				/* Disable PM mode during dhpc session */
#ifdef COEX_DHCP
				/* Start  BT timer only for SCO connection */
				if (btcoex_is_sco_active(dev)) {
					/* btc_params 66 */
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg66va_dhcp_on[0],
						sizeof(buf_reg66va_dhcp_on));
					/* btc_params 41 0x33 */
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg41va_dhcp_on[0],
						sizeof(buf_reg41va_dhcp_on));
					/* btc_params 68 0x190 */
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg68va_dhcp_on[0],
						sizeof(buf_reg68va_dhcp_on));
					saved_status = TRUE;

					btco_inf->bt_state = BT_DHCP_START;
					btco_inf->timer_on = 1;
					mod_timer(&btco_inf->timer, btco_inf->timer.expires);
					WL_TRACE(("enable BT DHCP Timer\n"));
				}
#endif /* COEX_DHCP */
		}
		else if (saved_status == TRUE) {
			WL_ERR(("was called w/o DHCP OFF. Continue\n"));
		}
	}
	else if (strnicmp((char *)&powermode_val, "2", strlen("2")) == 0) {



#ifdef PKT_FILTER_SUPPORT
		dhd->dhcp_in_progress = 0;
		WL_TRACE_HW4(("DHCP is complete \n"));

		/* Enable packet filtering */
		if (dhd->early_suspended) {
			WL_TRACE_HW4(("DHCP is complete , enable packet filter!!!\n"));
			dhd_enable_packet_filter(1, dhd);
		}
#endif /* PKT_FILTER_SUPPORT */

		/* Restoring PM mode */

#ifdef COEX_DHCP
		/* Stop any bt timer because DHCP session is done */
		WL_TRACE(("disable BT DHCP Timer\n"));
		if (btco_inf->timer_on) {
			btco_inf->timer_on = 0;
			del_timer_sync(&btco_inf->timer);

			if (btco_inf->bt_state != BT_DHCP_IDLE) {
			/* need to restore original btc flags & extra btc params */
				WL_TRACE(("bt->bt_state:%d\n", btco_inf->bt_state));
				/* wake up btcoex thread to restore btlags+params  */
				schedule_work(&btco_inf->work);
			}
		}

		/* Restoring btc_flag paramter anyway */
		if (saved_status == TRUE)
			dev_wlc_bufvar_set(dev, "btc_flags",
				(char *)&buf_flag7_default[0], sizeof(buf_flag7_default));
#endif /* COEX_DHCP */

		/* Restore original values */
		if (saved_status == TRUE) {
			regaddr = 66;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg66);
			regaddr = 41;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg41);
			regaddr = 68;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg68);

			WL_TRACE(("restore regs {66,41,68} <- 0x%x 0x%x 0x%x\n",
				saved_reg66, saved_reg41, saved_reg68));
		}
		saved_status = FALSE;

	}
	else {
		WL_ERR(("Unkwown yet power setting, ignored\n"));
	}

	snprintf(command, 3, "OK");

	return (strlen("OK"));
}
Exemplo n.º 7
0
/* Enhanced BT COEX settings for eSCO compatibility during DHCP window */
static int set_btc_esco_params(struct net_device *dev, bool trump_sco)
{
	static bool saved_status = FALSE;

	char buf_reg50va_dhcp_on[8] =
		{ 50, 00, 00, 00, 0x22, 0x80, 0x00, 0x00 };
	char buf_reg51va_dhcp_on[8] =
		{ 51, 00, 00, 00, 0x00, 0x00, 0x00, 0x00 };
	char buf_reg64va_dhcp_on[8] =
		{ 64, 00, 00, 00, 0x00, 0x00, 0x00, 0x00 };
	char buf_reg65va_dhcp_on[8] =
		{ 65, 00, 00, 00, 0x00, 0x00, 0x00, 0x00 };
	char buf_reg71va_dhcp_on[8] =
		{ 71, 00, 00, 00, 0x00, 0x00, 0x00, 0x00 };
	uint32 regaddr;
	static uint32 saved_reg50;
	static uint32 saved_reg51;
	static uint32 saved_reg64;
	static uint32 saved_reg65;
	static uint32 saved_reg71;

	if (trump_sco) {
		/* this should reduce eSCO agressive retransmit
		 * w/o breaking it
		 */

		/* 1st save current */
		WL_TRACE(("Do new SCO/eSCO coex algo {save &"
			  "override}\n"));
		if ((!dev_wlc_intvar_get_reg(dev, "btc_params", 50, &saved_reg50)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 51, &saved_reg51)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 64, &saved_reg64)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 65, &saved_reg65)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 71, &saved_reg71))) {
			saved_status = TRUE;
			WL_TRACE(("saved bt_params[50,51,64,65,71]:"
				  "0x%x 0x%x 0x%x 0x%x 0x%x\n",
				  saved_reg50, saved_reg51,
				  saved_reg64, saved_reg65, saved_reg71));
		} else {
			WL_ERR((":%s: save btc_params failed\n",
				__FUNCTION__));
			saved_status = FALSE;
			return -1;
		}

		WL_TRACE(("override with [50,51,64,65,71]:"
			  "0x%x 0x%x 0x%x 0x%x 0x%x\n",
			  *(u32 *)(buf_reg50va_dhcp_on+4),
			  *(u32 *)(buf_reg51va_dhcp_on+4),
			  *(u32 *)(buf_reg64va_dhcp_on+4),
			  *(u32 *)(buf_reg65va_dhcp_on+4),
			  *(u32 *)(buf_reg71va_dhcp_on+4)));

		dev_wlc_bufvar_set(dev, "btc_params",
			(char *)&buf_reg50va_dhcp_on[0], 8);
		dev_wlc_bufvar_set(dev, "btc_params",
			(char *)&buf_reg51va_dhcp_on[0], 8);
		dev_wlc_bufvar_set(dev, "btc_params",
			(char *)&buf_reg64va_dhcp_on[0], 8);
		dev_wlc_bufvar_set(dev, "btc_params",
			(char *)&buf_reg65va_dhcp_on[0], 8);
		dev_wlc_bufvar_set(dev, "btc_params",
			(char *)&buf_reg71va_dhcp_on[0], 8);

		saved_status = TRUE;
	} else if (saved_status) {
		/* restore previously saved bt params */
		WL_TRACE(("Do new SCO/eSCO coex algo {save &"
			  "override}\n"));

		regaddr = 50;
		dev_wlc_intvar_set_reg(dev, "btc_params",
			(char *)&regaddr, (char *)&saved_reg50);
		regaddr = 51;
		dev_wlc_intvar_set_reg(dev, "btc_params",
			(char *)&regaddr, (char *)&saved_reg51);
		regaddr = 64;
		dev_wlc_intvar_set_reg(dev, "btc_params",
			(char *)&regaddr, (char *)&saved_reg64);
		regaddr = 65;
		dev_wlc_intvar_set_reg(dev, "btc_params",
			(char *)&regaddr, (char *)&saved_reg65);
		regaddr = 71;
		dev_wlc_intvar_set_reg(dev, "btc_params",
			(char *)&regaddr, (char *)&saved_reg71);

		WL_TRACE(("restore bt_params[50,51,64,65,71]:"
			"0x%x 0x%x 0x%x 0x%x 0x%x\n",
			saved_reg50, saved_reg51, saved_reg64,
			saved_reg65, saved_reg71));

		saved_status = FALSE;
	} else {
		WL_ERR((":%s att to restore not saved BTCOEX params\n",
			__FUNCTION__));
		return -1;
	}
	return 0;
}
Exemplo n.º 8
0
int wl_cfg80211_set_btcoex_dhcp(struct net_device *dev, char *command)
{

	struct wl_priv *wl = wlcfg_drv_priv;
#ifndef OEM_ANDROID
	static int  pm = PM_FAST;
	int  pm_local = PM_OFF;
#endif /* OEM_ANDROID */
	char powermode_val = 0;
	char buf_reg66va_dhcp_on[8] = { 66, 00, 00, 00, 0x10, 0x27, 0x00, 0x00 };
	char buf_reg41va_dhcp_on[8] = { 41, 00, 00, 00, 0x33, 0x00, 0x00, 0x00 };
	char buf_reg68va_dhcp_on[8] = { 68, 00, 00, 00, 0x90, 0x01, 0x00, 0x00 };

	uint32 regaddr;
	static uint32 saved_reg66;
	static uint32 saved_reg41;
	static uint32 saved_reg68;
	static bool saved_status = FALSE;

#ifdef COEX_DHCP
	char buf_flag7_default[8] =   { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
	struct btcoex_info *btco_inf = wl->btcoex_info;
#endif /* COEX_DHCP */

	/* Figure out powermode 1 or o command */
#ifdef  OEM_ANDROID
	strncpy((char *)&powermode_val, command + strlen("BTCOEXMODE") +1, 1);
#else
	strncpy((char *)&powermode_val, command + strlen("POWERMODE") +1, 1);
#endif

	if (strnicmp((char *)&powermode_val, "1", strlen("1")) == 0) {

		WL_TRACE(("%s: DHCP session starts\n", __FUNCTION__));

		/* Retrieve and saved orig regs value */
		if ((saved_status == FALSE) &&
#ifndef OEM_ANDROID
			(!dev_wlc_ioctl(dev, WLC_GET_PM, &pm, sizeof(pm))) &&
#endif
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 66,  &saved_reg66)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 41,  &saved_reg41)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 68,  &saved_reg68)))   {
				saved_status = TRUE;
				WL_TRACE(("Saved 0x%x 0x%x 0x%x\n",
					saved_reg66, saved_reg41, saved_reg68));

				/* Disable PM mode during dhpc session */
#ifndef OEM_ANDROID
				dev_wlc_ioctl(dev, WLC_SET_PM, &pm_local, sizeof(pm_local));
#endif

				/* Disable PM mode during dhpc session */
#ifdef COEX_DHCP
				/* Start  BT timer only for SCO connection */
				if (btcoex_is_sco_active(dev)) {
					/* btc_params 66 */
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg66va_dhcp_on[0],
						sizeof(buf_reg66va_dhcp_on));
					/* btc_params 41 0x33 */
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg41va_dhcp_on[0],
						sizeof(buf_reg41va_dhcp_on));
					/* btc_params 68 0x190 */
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg68va_dhcp_on[0],
						sizeof(buf_reg68va_dhcp_on));
					saved_status = TRUE;

					btco_inf->bt_state = BT_DHCP_START;
					btco_inf->timer_on = 1;
					mod_timer(&btco_inf->timer, btco_inf->timer.expires);
					WL_TRACE(("%s enable BT DHCP Timer\n",
					__FUNCTION__));
				}
#endif /* COEX_DHCP */
		}
		else if (saved_status == TRUE) {
			WL_ERR(("%s was called w/o DHCP OFF. Continue\n", __FUNCTION__));
		}
	}
#ifdef  OEM_ANDROID
	else if (strnicmp((char *)&powermode_val, "2", strlen("2")) == 0) {
#else
	else if (strnicmp((char *)&powermode_val, "0", strlen("0")) == 0) {
#endif


		/* Restoring PM mode */
#ifndef OEM_ANDROID
		dev_wlc_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm));
#endif

#ifdef COEX_DHCP
		/* Stop any bt timer because DHCP session is done */
		WL_TRACE(("%s disable BT DHCP Timer\n", __FUNCTION__));
		if (btco_inf->timer_on) {
			btco_inf->timer_on = 0;
			del_timer_sync(&btco_inf->timer);

			if (btco_inf->bt_state != BT_DHCP_IDLE) {
			/* need to restore original btc flags & extra btc params */
				WL_TRACE(("%s bt->bt_state:%d\n",
					__FUNCTION__, btco_inf->bt_state));
				/* wake up btcoex thread to restore btlags+params  */
				schedule_work(&btco_inf->work);
			}
		}

		/* Restoring btc_flag paramter anyway */
		if (saved_status == TRUE)
			dev_wlc_bufvar_set(dev, "btc_flags",
				(char *)&buf_flag7_default[0], sizeof(buf_flag7_default));
#endif /* COEX_DHCP */

		/* Restore original values */
		if (saved_status == TRUE) {
			regaddr = 66;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg66);
			regaddr = 41;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg41);
			regaddr = 68;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg68);

			WL_TRACE(("restore regs {66,41,68} <- 0x%x 0x%x 0x%x\n",
				saved_reg66, saved_reg41, saved_reg68));
		}
		saved_status = FALSE;

	}
	else {
		WL_ERR(("%s Unkwown yet power setting, ignored\n",
			__FUNCTION__));
	}

	snprintf(command, 3, "OK");

	return (strlen("OK"));
}
Exemplo n.º 9
0
int wl_cfg80211_set_btcoex_dhcp(struct net_device *dev, char *command)
{

	struct wl_priv *wl = wlcfg_drv_priv;
	char powermode_val = 0;
	char buf_reg66va_dhcp_on[8] = { 66, 00, 00, 00, 0x10, 0x27, 0x00, 0x00 };
	char buf_reg41va_dhcp_on[8] = { 41, 00, 00, 00, 0x33, 0x00, 0x00, 0x00 };
	char buf_reg68va_dhcp_on[8] = { 68, 00, 00, 00, 0x90, 0x01, 0x00, 0x00 };

	uint32 regaddr;
	static uint32 saved_reg66;
	static uint32 saved_reg41;
	static uint32 saved_reg68;
	static bool saved_status = FALSE;

#ifdef COEX_DHCP
	char buf_flag7_default[8] =   { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
	struct btcoex_info *btco_inf = wl->btcoex_info;
#endif 

#ifdef PKT_FILTER_SUPPORT
	dhd_pub_t *dhd =  (dhd_pub_t *)(wl->pub);
#endif

	
	strncpy((char *)&powermode_val, command + strlen("BTCOEXMODE") +1, 1);

	if (strnicmp((char *)&powermode_val, "1", strlen("1")) == 0) {
		WL_TRACE_HW4(("%s: DHCP session starts\n", __FUNCTION__));

#ifdef PKT_FILTER_SUPPORT
		dhd->dhcp_in_progress = 1;

		if (dhd->early_suspended) {
			WL_TRACE_HW4(("DHCP in progressing , disable packet filter!!!\n"));
			dhd_enable_packet_filter(0, dhd);
		}
#endif

		
		if ((saved_status == FALSE) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 66,  &saved_reg66)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 41,  &saved_reg41)) &&
			(!dev_wlc_intvar_get_reg(dev, "btc_params", 68,  &saved_reg68)))   {
				saved_status = TRUE;
				WL_TRACE(("Saved 0x%x 0x%x 0x%x\n",
					saved_reg66, saved_reg41, saved_reg68));

				

				
#ifdef COEX_DHCP
				
				if (btcoex_is_sco_active(dev)) {
					
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg66va_dhcp_on[0],
						sizeof(buf_reg66va_dhcp_on));
					
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg41va_dhcp_on[0],
						sizeof(buf_reg41va_dhcp_on));
					
					dev_wlc_bufvar_set(dev, "btc_params",
						(char *)&buf_reg68va_dhcp_on[0],
						sizeof(buf_reg68va_dhcp_on));
					saved_status = TRUE;

					btco_inf->bt_state = BT_DHCP_START;
					btco_inf->timer_on = 1;
					btco_inf->dhcp_done = 0;
					mod_timer(&btco_inf->timer, jiffies + msecs_to_jiffies(BT_DHCP_OPPR_WIN_TIME));
					WL_TRACE(("%s enable BT DHCP Timer\n",
					__FUNCTION__));
				}
#endif 
		}
		else if (saved_status == TRUE) {
			WL_ERR(("%s was called w/o DHCP OFF. Continue\n", __FUNCTION__));
		}
	}
	else if (strnicmp((char *)&powermode_val, "2", strlen("2")) == 0) {


#ifdef PKT_FILTER_SUPPORT
		dhd->dhcp_in_progress = 0;
		WL_TRACE_HW4(("%s: DHCP is complete \n", __FUNCTION__));

		
		if (dhd->early_suspended) {
			WL_TRACE_HW4(("DHCP is complete , enable packet filter!!!\n"));
			dhd_enable_packet_filter(1, dhd);
		}
#endif

		

#ifdef COEX_DHCP
		
		WL_TRACE(("%s disable BT DHCP Timer\n", __FUNCTION__));
		if (btco_inf->timer_on) {
			btco_inf->timer_on = 0;
			btco_inf->dhcp_done = 1;
			del_timer_sync(&btco_inf->timer);

			if (btco_inf->bt_state != BT_DHCP_IDLE) {
			
				WL_TRACE(("%s bt->bt_state:%d\n",
					__FUNCTION__, btco_inf->bt_state));
				
				schedule_work(&btco_inf->work);
			}
		}

		
		if (saved_status == TRUE)
			dev_wlc_bufvar_set(dev, "btc_flags",
				(char *)&buf_flag7_default[0], sizeof(buf_flag7_default));
#endif 

		
		if (saved_status == TRUE) {
			regaddr = 66;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg66);
			regaddr = 41;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg41);
			regaddr = 68;
			dev_wlc_intvar_set_reg(dev, "btc_params",
				(char *)&regaddr, (char *)&saved_reg68);

			WL_TRACE(("restore regs {66,41,68} <- 0x%x 0x%x 0x%x\n",
				saved_reg66, saved_reg41, saved_reg68));
		}
		saved_status = FALSE;

	}
	else {
		WL_ERR(("%s Unkwown yet power setting, ignored\n",
			__FUNCTION__));
	}

	snprintf(command, 3, "OK");

	return (strlen("OK"));
}