static int WIFI_open(struct inode *inode, struct file *file)
{
WIFI_INFO_FUNC("%s: major %d minor %d (pid %d)\n", __func__,
imajor(inode),
iminor(inode),
current->pid
);
//TODO
//Disable EINT(external interrupt), and set the GPIO to EINT mode.
#if 1 /* turn on WIFI */
if (MTK_WCN_BOOL_FALSE == mtk_wcn_wmt_func_on(WMTDRV_TYPE_WIFI)) {
WIFI_WARN_FUNC("WMT turn on WIFI fail!\n");
return -ENODEV;
}else{
retflag = 0;
WIFI_INFO_FUNC("WMT register WIFI rst cb!\n");
}
#endif
return 0;
}
ssize_t WIFI_write(struct file * filp,
const char __user * buf, size_t count, loff_t * f_pos)
{
int retval = -EIO;
char local[4] = { 0 };
static int opened = 0;
down(&wr_mtx);
if (count > 0) {
if (0 == copy_from_user(local, buf, (count > 4) ? 4 : count)) {
WIFI_INFO_FUNC("WIFI_write %c\n", local[0]);
if (local[0] == '0' && opened == 1) {
/* TODO */
/* Configure the EINT pin to GPIO mode. */
if (MTK_WCN_BOOL_FALSE ==
mtk_wcn_wmt_func_off(WMTDRV_TYPE_WIFI)) {
WIFI_INFO_FUNC
("WMT turn off WIFI fail!\n");
} else {
WIFI_INFO_FUNC
("WMT turn off WIFI OK!\n");
opened = 0;
retval = count;
}
} else if (local[0] == '1') {
/* TODO */
/* Disable EINT(external interrupt), and set the GPIO to EINT mode. */
if (MTK_WCN_BOOL_FALSE ==
mtk_wcn_wmt_func_on(WMTDRV_TYPE_WIFI)) {
WIFI_WARN_FUNC
("WMT turn on WIFI fail!\n");
} else {
opened = 1;
retval = count;
WIFI_INFO_FUNC
("WMT turn on WIFI success!\n");
}
}
}
}
up(&wr_mtx);
return retval;
}
/*-----------------------------------------------------------------*/
INT32 wifi_reset_end(ENUM_RESET_STATUS_T status)
{
struct net_device *netdev = NULL;
PARAM_CUSTOM_P2P_SET_STRUC_T p2pmode;
INT32 wait_cnt = 0;
INT32 ret = -1;
if (status == RESET_FAIL) {
/* whole chip reset fail, donot recover WIFI */
ret = 0;
up(&wr_mtx);
}
else if (status == RESET_SUCCESS) {
WIFI_WARN_FUNC("WIFI state recovering...\n");
if (powered == 1) {
/* WIFI is on before whole chip reset, reopen it now */
if (MTK_WCN_BOOL_FALSE == mtk_wcn_wmt_func_on(WMTDRV_TYPE_WIFI)) {
WIFI_ERR_FUNC("WMT turn on WIFI fail!\n");
goto done;
}
else {
WIFI_INFO_FUNC("WMT turn on WIFI success!\n");
}
if (pf_set_p2p_mode == NULL) {
WIFI_ERR_FUNC("Set p2p mode handler is NULL\n");
goto done;
}
netdev = dev_get_by_name(&init_net, ifname);
while (netdev == NULL && wait_cnt < 10) {
WIFI_ERR_FUNC("Fail to get %s net device, sleep 300ms\n", ifname);
msleep(300);
wait_cnt ++;
netdev = dev_get_by_name(&init_net, ifname);
}
if (wait_cnt >= 10) {
WIFI_ERR_FUNC("Get %s net device timeout\n", ifname);
goto done;
}
if (wlan_mode == WLAN_MODE_STA_P2P){
p2pmode.u4Enable = 1;
p2pmode.u4Mode = 0;
if (pf_set_p2p_mode(netdev, p2pmode) != 0){
WIFI_ERR_FUNC("Set wlan mode fail\n");
}
else{
WIFI_WARN_FUNC("Set wlan mode %d\n", WLAN_MODE_STA_P2P);
ret = 0;
}
} else if (wlan_mode == WLAN_MODE_AP){
p2pmode.u4Enable = 1;
p2pmode.u4Mode = 1;
if (pf_set_p2p_mode(netdev, p2pmode) != 0){
WIFI_ERR_FUNC("Set wlan mode fail\n");
}
else{
WIFI_WARN_FUNC("Set wlan mode %d\n", WLAN_MODE_AP);
ret = 0;
}
}
done:
if (netdev != NULL){
dev_put(netdev);
}
}
else {
/* WIFI is off before whole chip reset, do nothing */
ret = 0;
}
up(&wr_mtx);
}
return ret;
}
ssize_t WIFI_write(struct file *filp, const char __user *buf, size_t count, loff_t *f_pos)
{
int retval = -EIO;
char local[12] = {0};
static int opened = 0;
int ret = -1;
struct net_device *netdev = NULL;
PARAM_CUSTOM_P2P_SET_STRUC_T p2pmode;
int wait_cnt = 0;
down(&wr_mtx);
if (count <= 0) {
WIFI_INFO_FUNC("WIFI_write invalid param \n");
goto done;
}
if (0 == copy_from_user(local, buf, (count > sizeof(local)) ? sizeof(local) : count)) {
/*mtk80707 rollback aosp hal*/
local[11] = 0;
WIFI_INFO_FUNC("WIFI_write %s\n", local);
if (local[0] == '0' && opened == 1) {
//TODO
//Configure the EINT pin to GPIO mode.
p2pmode.u4Enable = 0;
p2pmode.u4Mode = 0;
/*IF power off already*/
if (power_state == 0) {
WIFI_INFO_FUNC("WMT turn off WIFI OK!\n");
opened = 0;
retval = count;
wlan_mode = WLAN_MODE_HALT;
goto done;
}
if (flagIsIFchanged==1)
{
netdev = dev_get_by_name(&init_net, WLAN_LEG_IFACE_NAME);}
else
{netdev = dev_get_by_name(&init_net, WLAN_IFACE_NAME);}
while (netdev == NULL && wait_cnt < 10) {
WIFI_WARN_FUNC("WMT fail to get wlan0 net device, sleep 300ms\n");
msleep(300);
wait_cnt ++;
if (flagIsIFchanged==1)
{ netdev = dev_get_by_name(&init_net, WLAN_LEG_IFACE_NAME);}
else
{ netdev = dev_get_by_name(&init_net, WLAN_IFACE_NAME);}
}
if (wait_cnt >= 10) {
WIFI_WARN_FUNC("WMT get wlan0 net device time out\n");
goto done;
}
if (pf_set_p2p_mode) {
ret = pf_set_p2p_mode(netdev, p2pmode);
if (ret != 0) {
WIFI_WARN_FUNC("WMT trun off p2p & ap mode ret = %d", ret);
goto done;
}
//msleep(300);
}
dev_put(netdev);
netdev = NULL;
if (MTK_WCN_BOOL_FALSE == mtk_wcn_wmt_func_off(WMTDRV_TYPE_WIFI)) {
WIFI_INFO_FUNC("WMT turn off WIFI fail!\n");
}
else {
WIFI_INFO_FUNC("WMT turn off WIFI OK!\n");
opened = 0;
retval = count;
wlan_mode = WLAN_MODE_HALT;
power_state = 0;
flagIsIFchanged=0;
PowerOnIFname = 0;
}
}
else if (local[0] == '1') {
//TODO
//Disable EINT(external interrupt), and set the GPIO to EINT mode.
if (power_state == 1){
WIFI_INFO_FUNC("WIFI is already on!\n");
retval = count;
}
else {
pf_set_p2p_mode = NULL;
if (MTK_WCN_BOOL_FALSE == mtk_wcn_wmt_func_on(WMTDRV_TYPE_WIFI)) {
WIFI_WARN_FUNC("WMT turn on WIFI fail!\n");
}
else {
opened = 1;
retval = count;
WIFI_INFO_FUNC("WMT turn on WIFI success!\n");
wlan_mode = WLAN_MODE_HALT;
power_state = 1;
//msleep(300);
}
}
}
else if (local[0] == 'S' || local[0] == 'P' || local[0] == 'A') {
p2pmode.u4Enable = 1;
p2pmode.u4Mode = 0;
ret = -1;
if (power_state ==0) {
WIFI_INFO_FUNC("Turn on WIFI first if WIFI is off\n");
if(local[0] == 'A')
{
PowerOnIFname = 1; //legacy_wlan0
printk("change PoweronIFname\n");
}
pf_set_p2p_mode = NULL;
if (MTK_WCN_BOOL_FALSE == mtk_wcn_wmt_func_on(WMTDRV_TYPE_WIFI)) {
WIFI_WARN_FUNC("WMT turn on WIFI fail!\n");
}
else {
opened = 1;
retval = count;
WIFI_INFO_FUNC("WMT turn on WIFI success!\n");
wlan_mode = WLAN_MODE_HALT;
power_state = 1;
if (local[0] == 'A'){
flagIsIFchanged=1;}
}
}
if (flagIsIFchanged==1)
{netdev = dev_get_by_name(&init_net, WLAN_LEG_IFACE_NAME);
}
else {
netdev = dev_get_by_name(&init_net, WLAN_IFACE_NAME);
if (local[0] == 'A'&&netdev!=NULL)
{
rtnl_lock();
ret = dev_change_name(netdev,WLAN_LEG_IFACE_NAME);
rtnl_unlock();
flagIsIFchanged=1;
printk("change_leagcy_name, ret = %d",ret);
}
}
while (netdev == NULL && wait_cnt < 10) {
WIFI_WARN_FUNC("WMT fail to get wlan0 net device, sleep 300ms\n");
msleep(300);
wait_cnt ++;
if (flagIsIFchanged==1)
{netdev = dev_get_by_name(&init_net, WLAN_LEG_IFACE_NAME);}
else {
netdev = dev_get_by_name(&init_net, WLAN_IFACE_NAME);
if (local[0] == 'A'&&netdev!=NULL)
{
rtnl_lock();
ret = dev_change_name(netdev,WLAN_LEG_IFACE_NAME);
rtnl_unlock();
flagIsIFchanged=1;
printk("change_leagcy_name, ret = %d",ret);
}
}
}
if (wait_cnt >= 10) {
WIFI_WARN_FUNC("WMT get wlan0 net device time out\n");
goto done;
}
if (pf_set_p2p_mode == NULL) {
WIFI_INFO_FUNC("set p2p handler is NULL\n");
goto done;
}
if (wlan_mode == WLAN_MODE_AP&&(local[0] == 'S' || local[0] == 'P') )
{
p2pmode.u4Enable = 0;
p2pmode.u4Mode = 0;
ret = pf_set_p2p_mode(netdev, p2pmode);
// msleep(300);
WIFI_INFO_FUNC("success to turn off p2p/AP mode\n");
}
p2pmode.u4Enable = 1;
p2pmode.u4Mode = 0;
ret = -1;
if (local[0] == 'A') {
p2pmode.u4Mode = 1;
}
ret = pf_set_p2p_mode(netdev, p2pmode);
//msleep(300);
dev_put(netdev);
netdev = NULL;
WIFI_INFO_FUNC("WMT WIFI set p2p mode ret=%d\n", ret);
if (ret == 0 && (local[0] == 'S' || local[0] == 'P')) {
WIFI_INFO_FUNC("wlan mode %d --> %d\n", wlan_mode, WLAN_MODE_STA_P2P);
wlan_mode = WLAN_MODE_STA_P2P;
retval = count;
} else if (ret == 0 && local[0] == 'A') {
WIFI_INFO_FUNC("wlan mode %d --> %d\n", wlan_mode, WLAN_MODE_AP);
wlan_mode = WLAN_MODE_AP;
retval = count;
} else {
WIFI_INFO_FUNC("fail to set wlan mode\n");
}
}
}
done:
up(&wr_mtx);
if (netdev != NULL) {
dev_put(netdev);
}
return (retval);
}
