674 lines
18 KiB
C
674 lines
18 KiB
C
/*
|
|
* Linux cfg80211 driver - Dongle Host Driver (DHD) related
|
|
*
|
|
* Copyright (C) 1999-2012, Broadcom Corporation
|
|
*
|
|
* Unless you and Broadcom execute a separate written software license
|
|
* agreement governing use of this software, this software is licensed to you
|
|
* under the terms of the GNU General Public License version 2 (the "GPL"),
|
|
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
|
|
* following added to such license:
|
|
*
|
|
* As a special exception, the copyright holders of this software give you
|
|
* permission to link this software with independent modules, and to copy and
|
|
* distribute the resulting executable under terms of your choice, provided that
|
|
* you also meet, for each linked independent module, the terms and conditions of
|
|
* the license of that module. An independent module is a module which is not
|
|
* derived from this software. The special exception does not apply to any
|
|
* modifications of the software.
|
|
*
|
|
* Notwithstanding the above, under no circumstances may you combine this
|
|
* software in any way with any other Broadcom software provided under a license
|
|
* other than the GPL, without Broadcom's express prior written consent.
|
|
*
|
|
* $Id: wl_cfg80211.c,v 1.1.4.1.2.14 2011/02/09 01:40:07 Exp $
|
|
*/
|
|
|
|
#include <net/rtnetlink.h>
|
|
|
|
#include <bcmutils.h>
|
|
#include <wldev_common.h>
|
|
#include <wl_cfg80211.h>
|
|
#include <dhd_cfg80211.h>
|
|
|
|
#ifdef PKT_FILTER_SUPPORT
|
|
#include <dngl_stats.h>
|
|
#include <dhd.h>
|
|
#endif
|
|
|
|
extern struct wl_priv *wlcfg_drv_priv;
|
|
|
|
#ifdef PKT_FILTER_SUPPORT
|
|
extern uint dhd_pkt_filter_enable;
|
|
extern uint dhd_master_mode;
|
|
extern void dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode);
|
|
#endif
|
|
|
|
static int dhd_dongle_up = FALSE;
|
|
|
|
#include <dngl_stats.h>
|
|
#include <dhd.h>
|
|
#include <dhdioctl.h>
|
|
#include <wlioctl.h>
|
|
#include <dhd_cfg80211.h>
|
|
|
|
static s32 wl_dongle_up(struct net_device *ndev, u32 up);
|
|
|
|
/**
|
|
* Function implementations
|
|
*/
|
|
|
|
s32 dhd_cfg80211_init(struct wl_priv *wl)
|
|
{
|
|
dhd_dongle_up = FALSE;
|
|
return 0;
|
|
}
|
|
|
|
s32 dhd_cfg80211_deinit(struct wl_priv *wl)
|
|
{
|
|
dhd_dongle_up = FALSE;
|
|
return 0;
|
|
}
|
|
|
|
s32 dhd_cfg80211_down(struct wl_priv *wl)
|
|
{
|
|
dhd_dongle_up = FALSE;
|
|
return 0;
|
|
}
|
|
|
|
s32 dhd_cfg80211_set_p2p_info(struct wl_priv *wl, int val)
|
|
{
|
|
dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub);
|
|
dhd->op_mode |= val;
|
|
WL_ERR(("Set : op_mode=%d\n", dhd->op_mode));
|
|
|
|
#ifdef ARP_OFFLOAD_SUPPORT
|
|
/* IF P2P is enabled, disable arpoe */
|
|
dhd_arp_offload_set(dhd, 0);
|
|
dhd_arp_offload_enable(dhd, false);
|
|
#endif /* ARP_OFFLOAD_SUPPORT */
|
|
|
|
return 0;
|
|
}
|
|
|
|
s32 dhd_cfg80211_clean_p2p_info(struct wl_priv *wl)
|
|
{
|
|
dhd_pub_t *dhd = (dhd_pub_t *)(wl->pub);
|
|
dhd->op_mode &= ~CONCURENT_MASK;
|
|
WL_ERR(("Clean : op_mode=%d\n", dhd->op_mode));
|
|
|
|
#ifdef ARP_OFFLOAD_SUPPORT
|
|
/* IF P2P is disabled, enable arpoe back for STA mode. */
|
|
dhd_arp_offload_set(dhd, dhd_arp_mode);
|
|
dhd_arp_offload_enable(dhd, true);
|
|
#endif /* ARP_OFFLOAD_SUPPORT */
|
|
|
|
return 0;
|
|
}
|
|
|
|
static s32 wl_dongle_up(struct net_device *ndev, u32 up)
|
|
{
|
|
s32 err = 0;
|
|
|
|
err = wldev_ioctl(ndev, WLC_UP, &up, sizeof(up), true);
|
|
if (unlikely(err)) {
|
|
WL_ERR(("WLC_UP error (%d)\n", err));
|
|
}
|
|
return err;
|
|
}
|
|
s32 dhd_config_dongle(struct wl_priv *wl, bool need_lock)
|
|
{
|
|
#ifndef DHD_SDALIGN
|
|
#define DHD_SDALIGN 32
|
|
#endif
|
|
struct net_device *ndev;
|
|
s32 err = 0;
|
|
|
|
WL_TRACE(("In\n"));
|
|
if (dhd_dongle_up) {
|
|
WL_ERR(("Dongle is already up\n"));
|
|
return err;
|
|
}
|
|
|
|
ndev = wl_to_prmry_ndev(wl);
|
|
|
|
if (need_lock)
|
|
rtnl_lock();
|
|
|
|
err = wl_dongle_up(ndev, 0);
|
|
if (unlikely(err)) {
|
|
WL_ERR(("wl_dongle_up failed\n"));
|
|
goto default_conf_out;
|
|
}
|
|
dhd_dongle_up = true;
|
|
|
|
default_conf_out:
|
|
if (need_lock)
|
|
rtnl_unlock();
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
/* TODO: clean up the BT-Coex code, it still have some legacy ioctl/iovar functions */
|
|
#define COEX_DHCP
|
|
|
|
#if defined(COEX_DHCP)
|
|
|
|
/* use New SCO/eSCO smart YG suppression */
|
|
#define BT_DHCP_eSCO_FIX
|
|
/* this flag boost wifi pkt priority to max, caution: -not fair to sco */
|
|
#define BT_DHCP_USE_FLAGS
|
|
/* T1 start SCO/ESCo priority suppression */
|
|
#define BT_DHCP_OPPR_WIN_TIME 2500
|
|
/* T2 turn off SCO/SCO supperesion is (timeout) */
|
|
#define BT_DHCP_FLAG_FORCE_TIME 5500
|
|
|
|
enum wl_cfg80211_btcoex_status {
|
|
BT_DHCP_IDLE,
|
|
BT_DHCP_START,
|
|
BT_DHCP_OPPR_WIN,
|
|
BT_DHCP_FLAG_FORCE_TIMEOUT
|
|
};
|
|
|
|
/*
|
|
* get named driver variable to uint register value and return error indication
|
|
* calling example: dev_wlc_intvar_get_reg(dev, "btc_params",66, ®_value)
|
|
*/
|
|
static int
|
|
dev_wlc_intvar_get_reg(struct net_device *dev, char *name,
|
|
uint reg, int *retval)
|
|
{
|
|
union {
|
|
char buf[WLC_IOCTL_SMLEN];
|
|
int val;
|
|
} var;
|
|
int error;
|
|
|
|
bcm_mkiovar(name, (char *)(®), sizeof(reg),
|
|
(char *)(&var), sizeof(var.buf));
|
|
error = wldev_ioctl(dev, WLC_GET_VAR, (char *)(&var), sizeof(var.buf), false);
|
|
|
|
*retval = dtoh32(var.val);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
dev_wlc_bufvar_set(struct net_device *dev, char *name, char *buf, int len)
|
|
{
|
|
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31)
|
|
char ioctlbuf_local[1024];
|
|
#else
|
|
static char ioctlbuf_local[1024];
|
|
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 31) */
|
|
|
|
bcm_mkiovar(name, buf, len, ioctlbuf_local, sizeof(ioctlbuf_local));
|
|
|
|
return (wldev_ioctl(dev, WLC_SET_VAR, ioctlbuf_local, sizeof(ioctlbuf_local), true));
|
|
}
|
|
/*
|
|
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 *)®_addr[0], (char *)addr, 4);
|
|
memcpy((char *)®_addr[4], (char *)val, 4);
|
|
|
|
return (dev_wlc_bufvar_set(dev, name, (char *)®_addr[0], sizeof(reg_addr)));
|
|
}
|
|
|
|
static bool btcoex_is_sco_active(struct net_device *dev)
|
|
{
|
|
int ioc_res = 0;
|
|
bool res = FALSE;
|
|
int sco_id_cnt = 0;
|
|
int param27;
|
|
int i;
|
|
|
|
for (i = 0; i < 12; i++) {
|
|
|
|
ioc_res = dev_wlc_intvar_get_reg(dev, "btc_params", 27, ¶m27);
|
|
|
|
WL_TRACE(("%s, sample[%d], btc params: 27:%x\n",
|
|
__FUNCTION__, i, param27));
|
|
|
|
if (ioc_res < 0) {
|
|
WL_ERR(("%s ioc read btc params error\n", __FUNCTION__));
|
|
break;
|
|
}
|
|
|
|
if ((param27 & 0x6) == 2) { /* count both sco & esco */
|
|
sco_id_cnt++;
|
|
}
|
|
|
|
if (sco_id_cnt > 2) {
|
|
WL_TRACE(("%s, sco/esco detected, pkt id_cnt:%d samples:%d\n",
|
|
__FUNCTION__, sco_id_cnt, i));
|
|
res = TRUE;
|
|
break;
|
|
}
|
|
|
|
msleep(5);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
#if defined(BT_DHCP_eSCO_FIX)
|
|
/* 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(("%s saved bt_params[50,51,64,65,71]:"
|
|
"0x%x 0x%x 0x%x 0x%x 0x%x\n",
|
|
__FUNCTION__, 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 *)®addr, (char *)&saved_reg50);
|
|
regaddr = 51;
|
|
dev_wlc_intvar_set_reg(dev, "btc_params",
|
|
(char *)®addr, (char *)&saved_reg51);
|
|
regaddr = 64;
|
|
dev_wlc_intvar_set_reg(dev, "btc_params",
|
|
(char *)®addr, (char *)&saved_reg64);
|
|
regaddr = 65;
|
|
dev_wlc_intvar_set_reg(dev, "btc_params",
|
|
(char *)®addr, (char *)&saved_reg65);
|
|
regaddr = 71;
|
|
dev_wlc_intvar_set_reg(dev, "btc_params",
|
|
(char *)®addr, (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;
|
|
}
|
|
#endif /* BT_DHCP_eSCO_FIX */
|
|
|
|
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
|
|
}
|
|
|
|
static void wl_cfg80211_bt_timerfunc(ulong data)
|
|
{
|
|
struct btcoex_info *bt_local = (struct btcoex_info *)data;
|
|
WL_TRACE(("%s\n", __FUNCTION__));
|
|
bt_local->timer_on = 0;
|
|
schedule_work(&bt_local->work);
|
|
}
|
|
|
|
static void wl_cfg80211_bt_handler(struct work_struct *work)
|
|
{
|
|
struct btcoex_info *btcx_inf;
|
|
|
|
btcx_inf = container_of(work, struct btcoex_info, work);
|
|
|
|
if (btcx_inf->timer_on) {
|
|
btcx_inf->timer_on = 0;
|
|
del_timer_sync(&btcx_inf->timer);
|
|
}
|
|
|
|
switch (btcx_inf->bt_state) {
|
|
case BT_DHCP_START:
|
|
/* DHCP started
|
|
* provide OPPORTUNITY window to get DHCP address
|
|
*/
|
|
WL_TRACE(("%s bt_dhcp stm: started \n",
|
|
__FUNCTION__));
|
|
btcx_inf->bt_state = BT_DHCP_OPPR_WIN;
|
|
mod_timer(&btcx_inf->timer,
|
|
jiffies + BT_DHCP_OPPR_WIN_TIME*HZ/1000);
|
|
btcx_inf->timer_on = 1;
|
|
break;
|
|
|
|
case BT_DHCP_OPPR_WIN:
|
|
if (btcx_inf->dhcp_done) {
|
|
WL_TRACE(("%s DHCP Done before T1 expiration\n",
|
|
__FUNCTION__));
|
|
goto btc_coex_idle;
|
|
}
|
|
|
|
/* DHCP is not over yet, start lowering BT priority
|
|
* enforce btc_params + flags if necessary
|
|
*/
|
|
WL_TRACE(("%s DHCP T1:%d expired\n", __FUNCTION__,
|
|
BT_DHCP_OPPR_WIN_TIME));
|
|
if (btcx_inf->dev)
|
|
wl_cfg80211_bt_setflag(btcx_inf->dev, TRUE);
|
|
btcx_inf->bt_state = BT_DHCP_FLAG_FORCE_TIMEOUT;
|
|
mod_timer(&btcx_inf->timer,
|
|
jiffies + BT_DHCP_FLAG_FORCE_TIME*HZ/1000);
|
|
btcx_inf->timer_on = 1;
|
|
break;
|
|
|
|
case BT_DHCP_FLAG_FORCE_TIMEOUT:
|
|
if (btcx_inf->dhcp_done) {
|
|
WL_TRACE(("%s DHCP Done before T2 expiration\n",
|
|
__FUNCTION__));
|
|
} else {
|
|
/* Noo dhcp during T1+T2, restore BT priority */
|
|
WL_TRACE(("%s DHCP wait interval T2:%d"
|
|
"msec expired\n", __FUNCTION__,
|
|
BT_DHCP_FLAG_FORCE_TIME));
|
|
}
|
|
|
|
/* Restoring default bt priority */
|
|
if (btcx_inf->dev)
|
|
wl_cfg80211_bt_setflag(btcx_inf->dev, FALSE);
|
|
btc_coex_idle:
|
|
btcx_inf->bt_state = BT_DHCP_IDLE;
|
|
btcx_inf->timer_on = 0;
|
|
break;
|
|
|
|
default:
|
|
WL_ERR(("%s error g_status=%d !!!\n", __FUNCTION__,
|
|
btcx_inf->bt_state));
|
|
if (btcx_inf->dev)
|
|
wl_cfg80211_bt_setflag(btcx_inf->dev, FALSE);
|
|
btcx_inf->bt_state = BT_DHCP_IDLE;
|
|
btcx_inf->timer_on = 0;
|
|
break;
|
|
}
|
|
|
|
net_os_wake_unlock(btcx_inf->dev);
|
|
}
|
|
|
|
int wl_cfg80211_btcoex_init(struct wl_priv *wl)
|
|
{
|
|
struct btcoex_info *btco_inf = NULL;
|
|
|
|
btco_inf = kmalloc(sizeof(struct btcoex_info), GFP_KERNEL);
|
|
if (!btco_inf)
|
|
return -ENOMEM;
|
|
|
|
btco_inf->bt_state = BT_DHCP_IDLE;
|
|
btco_inf->ts_dhcp_start = 0;
|
|
btco_inf->ts_dhcp_ok = 0;
|
|
/* Set up timer for BT */
|
|
btco_inf->timer_ms = 10;
|
|
init_timer(&btco_inf->timer);
|
|
btco_inf->timer.data = (ulong)btco_inf;
|
|
btco_inf->timer.function = wl_cfg80211_bt_timerfunc;
|
|
|
|
btco_inf->dev = wl->wdev->netdev;
|
|
|
|
INIT_WORK(&btco_inf->work, wl_cfg80211_bt_handler);
|
|
|
|
wl->btcoex_info = btco_inf;
|
|
return 0;
|
|
}
|
|
|
|
void wl_cfg80211_btcoex_deinit(struct wl_priv *wl)
|
|
{
|
|
if (!wl->btcoex_info)
|
|
return;
|
|
|
|
if (!wl->btcoex_info->timer_on) {
|
|
wl->btcoex_info->timer_on = 0;
|
|
del_timer_sync(&wl->btcoex_info->timer);
|
|
}
|
|
|
|
cancel_work_sync(&wl->btcoex_info->work);
|
|
|
|
kfree(wl->btcoex_info);
|
|
wl->btcoex_info = NULL;
|
|
}
|
|
#endif
|
|
|
|
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);
|
|
int i;
|
|
#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(("%s: DHCP session starts\n", __FUNCTION__));
|
|
|
|
#ifdef PKT_FILTER_SUPPORT
|
|
dhd->dhcp_in_progress = 1;
|
|
|
|
/* Disable packet filtering */
|
|
if (dhd_pkt_filter_enable && dhd->early_suspended) {
|
|
WL_TRACE(("DHCP in progressing , disable packet filter!!!\n"));
|
|
for (i = 0; i < dhd->pktfilter_count; i++) {
|
|
dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i],
|
|
0, dhd_master_mode);
|
|
}
|
|
}
|
|
#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(("%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__));
|
|
}
|
|
}
|
|
else if (strnicmp((char *)&powermode_val, "2", strlen("2")) == 0) {
|
|
|
|
|
|
#ifdef PKT_FILTER_SUPPORT
|
|
dhd->dhcp_in_progress = 0;
|
|
|
|
/* Enable packet filtering */
|
|
if (dhd_pkt_filter_enable && dhd->early_suspended) {
|
|
WL_TRACE(("DHCP is complete , enable packet filter!!!\n"));
|
|
for (i = 0; i < dhd->pktfilter_count; i++) {
|
|
dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i],
|
|
1, dhd_master_mode);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/* Restoring PM mode */
|
|
|
|
#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 *)®addr, (char *)&saved_reg66);
|
|
regaddr = 41;
|
|
dev_wlc_intvar_set_reg(dev, "btc_params",
|
|
(char *)®addr, (char *)&saved_reg41);
|
|
regaddr = 68;
|
|
dev_wlc_intvar_set_reg(dev, "btc_params",
|
|
(char *)®addr, (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"));
|
|
}
|