static long misc_modem_ioctl(struct file *file, unsigned int
cmd, unsigned long arg)
{
void __user *argp = (void __user *) arg;
int flag;
switch (cmd) {
case VMDM_IOCTL_RESET:
oem_reset_modem();
break;
case VMDM_IOCTL_POWER:
if (copy_from_user(&flag, argp, sizeof(flag)))
return -EFAULT;
if (flag < 0 || flag > 1)
return -EINVAL;
if(flag){
oem_power_on_modem();
}else{
oem_power_off_modem();
}
break;
default:
break;
}
return 0;
}
ssize_t modem_reset_store(
struct kobject *kobj, struct kobj_attribute *attr,
const char *buf, size_t n)
{
/* reset the modem */
oem_reset_modem();
return n;
}
static long misc_modem_ioctl(struct file *file, unsigned int
cmd, unsigned long arg)
{
void __user *argp = (void __user *) arg;
int flag,ret=-1;
switch (cmd) {
case VMDM_IOCTL_RESET:
oem_reset_modem();
break;
case VMDM_IOCTL_POWER:
if (copy_from_user(&flag, argp, sizeof(flag)))
return -EFAULT;
if (flag < 0 || flag > 1)
return -EINVAL;
if(flag){
oem_power_on_modem();
}else{
oem_power_off_modem();
}
break;
case VMDM_IOCTL_CRL:
if (copy_from_user(&flag, argp, sizeof(flag)))
return -EFAULT;
if (flag < 0 || flag > 1)
return -EINVAL;
if(flag){
ret=modem_on_off_ctrl_chan(1);
}else{
ret=modem_on_off_ctrl_chan(0);
}
break;
case VMDM_IOCTL_DIE:
oem_let_cbp_die();
break;
case VMDM_IOCTL_WAKE:
if (copy_from_user(&flag, argp, sizeof(flag)))
return -EFAULT;
if (flag < 0 || flag > 1)
return -EINVAL;
if(flag){
printk("hold on wakelock.\n");
wake_lock(&vmdata->wlock);
}else{
printk("release wakelock.\n");
wake_unlock(&vmdata->wlock);
}
break;
default:
break;
}
return 0;
}
ssize_t modem_via_rst_mdm_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
if( !strncmp(buf, "1", strlen("1"))){
oem_reset_modem();
}else if( !strncmp(buf, "0", strlen("0"))){
oem_gpio_direction_output(cbp_rst_gpio, 0);
}else{
hwlog_info("Unknow command.\n");
}
return count;
}
static ssize_t modem_boot_set(struct device *pdev, struct device_attribute *attr, const char *buf, size_t count)
{
int state;
hwlog_info("Power PHY set to %s\n", buf);
if (kstrtoint(buf, 10, &state)) {
hwlog_err("%s:%d kstrtoint %s fail\n", __func__, __LINE__, buf);
return -EINVAL;
}
switch(state){
case POWER_SET_DEBUGOFF:
modem_boot_change_state(state);
oem_power_off_modem();
break;
case POWER_SET_DEBUGON:
modem_boot_change_state(state);
oem_power_on_modem();
break;
case POWER_SET_OFF:
modem_boot_change_state(state);
via_modem_state = MODEM_STATE_OFF;
via_monitor_uevent_notify(MODEM_STATE_OFF);
oem_power_off_modem();
break;
case POWER_SET_ON:
modem_boot_change_state(state);
oem_power_on_modem();
break;
case MODEM_CTRL_RESET:
oem_reset_modem();
break;
case MODEM_CTRL_DIE:
oem_let_cbp_die();
break;
case MODEM_CTRL_WAKE_LOCK:
hwlog_info("hold on wakelock.\n");
wake_lock(&vmdata->wlock);
break;
case MODEM_CTRL_WAKE_LOCK_RELEASE:
hwlog_info("release wakelock.\n");
wake_unlock(&vmdata->wlock);
break;
default:
hwlog_info("default: do nothing!\n");
break;
}
return count;
}
static void cbp_backup_check_ramdump_timer(unsigned long data)
{
char rst_buf[CBP_EXCEPT_STACK_LEN]={0};
atomic_set(&cbp_backup_timer_started, 0);
snprintf(rst_buf, CBP_EXCEPT_STACK_LEN, "%s %d: VIA CBP can not produce ramdump by AP pull backup GPIO!\n", __func__,__LINE__);
if(via_resetinfo_write(rst_buf, VIA_RESETINFO_WR_APPEND)) {
hwlog_err("%s %d:via_resetinfo_write write failed!\n", __func__,__LINE__);
}
hwlog_info("%s", rst_buf);
oem_reset_modem();
hwlog_err("%s %d: finish hardware reset VIA CBP.\n", __func__, __LINE__);
}