void from_hifi_mailbox_readcb(void *usr_handle, void *mail_handle, unsigned int mail_len)/*lint !e438 */
{
unsigned long ret = 0;
unsigned int msg_len = (unsigned int)sizeof(HIFI_AP_CCPU_RESET_CNF_STRU);
HIFI_AP_CCPU_RESET_CNF_STRU msg_hifi = {0};
ret = DRV_MAILBOX_READMAILDATA(mail_handle, (unsigned char *)(&msg_hifi), &msg_len);
reset_print_debug("ret=%lu, uhwMsgId=%d, uhwResult=%d\n", ret, msg_hifi.uhwMsgId, msg_hifi.uhwResult);
if (ID_HIFI_AP_CCPU_RESET_CNF == msg_hifi.uhwMsgId && 0 == msg_hifi.uhwResult)
{
up(&(g_modem_reset_ctrl.wait_hifi_reply_sem));
}
else
{
up(&(g_modem_reset_ctrl.wait_hifi_reply_sem));
reset_print_err("unkown msg from hifi\n");
reset_reboot_system(RESET_TYPE_RECV_HIFI_MSG_FAIL);
}
}
/*****************************************************************************
函 数 名 : hifi_misc_handle_mail
功能描述 : Hifi MISC 设备双核通信接收中断处理函数
约定收到HIIF邮箱消息的首4个字节是MSGID
输入参数 : void *usr_para : 注册时传递的参数
void *mail_handle : 邮箱数据参数
unsigned int mail_len : 邮箱数据长度
输出参数 : 无
返 回 值 : void
调用函数 :
被调函数 :
修改历史 :
1.日 期 : 2012年8月1日
作 者 : 夏青 00195127
修改内容 : 新生成函数
*****************************************************************************/
static void hifi_misc_handle_mail(void *usr_para, void *mail_handle, unsigned int mail_len)
{
unsigned int ret_mail = 0;
struct recv_request *recv = NULL;
HIFI_CHN_CMD *cmd_para = NULL;
IN_FUNCTION;
if (NULL == mail_handle) {
loge("mail_handle is NULL.\n");
goto END;
}
if (mail_len <= SIZE_CMD_ID) {
loge("mail_len is less than SIZE_CMD_ID(%d).\n", mail_len);
goto END;
}
recv = (struct recv_request *)kmalloc(sizeof(struct recv_request), GFP_ATOMIC);
if (NULL == recv)
{
loge("recv kmalloc failed.\n");
goto ERR;
}
memset(recv, 0, sizeof(struct recv_request));
/* 设定SIZE */
recv->rev_msg.mail_buff_len = mail_len;
/* 分配总的空间 */
recv->rev_msg.mail_buff = (unsigned char *)kmalloc(SIZE_LIMIT_PARAM, GFP_ATOMIC);
if (NULL == recv->rev_msg.mail_buff)
{
loge("recv->rev_msg.mail_buff kmalloc failed.\n");
goto ERR;
}
memset(recv->rev_msg.mail_buff, 0, SIZE_LIMIT_PARAM);
/* 将剩余内容copy透传到buff中 */
#ifdef PLATFORM_HI3XXX
ret_mail = mailbox_read_msg_data(mail_handle, (char*)(recv->rev_msg.mail_buff), (unsigned int *)(&(recv->rev_msg.mail_buff_len)));
#endif
#ifdef PLATFORM_HI6XXX
ret_mail = DRV_MAILBOX_READMAILDATA(mail_handle, (char*)recv->rev_msg.mail_buff, (unsigned int *)&recv->rev_msg.mail_buff_len);
#endif
if ((ret_mail != MAILBOX_OK) || (recv->rev_msg.mail_buff_len <= 0)) {
loge("Empty point or data length error! ret=0x%x, mail_size: %d.\n", (unsigned int)ret_mail, recv->rev_msg.mail_buff_len);
goto ERR;
}
logd("ret_mail=%d, mail_buff_len=%d, msgID=0x%x.\n", ret_mail, recv->rev_msg.mail_buff_len,
*((unsigned int *)(recv->rev_msg.mail_buff + mail_len - SIZE_CMD_ID)));
if (recv->rev_msg.mail_buff_len > mail_len) {
loge("ReadMailData mail_size(%d) > mail_len(%d).\n", recv->rev_msg.mail_buff_len, mail_len);
goto ERR;
}
/* 约定，前4个字节是cmd_id */
cmd_para = (HIFI_CHN_CMD *)(recv->rev_msg.mail_buff + mail_len - SIZE_CMD_ID);
/* 赋予不同的接收指针，由接收者释放分配空间 */
if (HIFI_CHN_SYNC_CMD == cmd_para->cmd_type) {
if (s_misc_data.sn == cmd_para->sn) {
#ifdef PLATFORM_HI6XXX
wake_lock_timeout(&s_misc_data.hifi_misc_wakelock, HZ / 2);
#endif
spin_lock_bh(&s_misc_data.recv_sync_lock);
list_add_tail(&recv->recv_node, &recv_sync_work_queue_head);
spin_unlock_bh(&s_misc_data.recv_sync_lock);
complete(&s_misc_data.completion);
} else {
loge("s_misc_data.sn !== cmd_para->sn: %d, %d.\n", s_misc_data.sn, cmd_para->sn);
}
goto END;
} else if ((HIFI_CHN_READNOTICE_CMD == cmd_para->cmd_type) && (ACPU_TO_HIFI_ASYNC_CMD == cmd_para->sn)) {
#ifdef PLATFORM_HI3XXX
if (HIFI_CHN_READNOTICE_CMD == cmd_para->cmd_type) {
wake_lock_timeout(&s_misc_data.hifi_misc_wakelock, 5*HZ);
}
#endif
#ifdef PLATFORM_HI6XXX
wake_lock_timeout(&s_misc_data.hifi_misc_wakelock, HZ);
#endif
spin_lock_bh(&s_misc_data.recv_proc_lock);
list_add_tail(&recv->recv_node, &recv_proc_work_queue_head);
s_misc_data.wait_flag++;
spin_unlock_bh(&s_misc_data.recv_proc_lock);
wake_up(&s_misc_data.proc_waitq);
goto END;
} else {
loge("unknown msg comed from hifi .\n");
}
ERR:
if (recv) {
if (recv->rev_msg.mail_buff) {
kfree(recv->rev_msg.mail_buff);
}
kfree(recv);
}
END:
OUT_FUNCTION;
return;
}
