Exemplos de mailbox_try_send_msg em C++ (Cpp)

Exemplo n.º 1

Arquivo: drv_mailbox_msg.c Projeto: herryfan/kernel-huawei-h60

MAILBOX_EXTERN unsigned long mailbox_send_msg(
	unsigned long			 mailcode,
	void					*data,
	unsigned long			 length)
{
	unsigned long  ret_val;
	unsigned long  try_go_on = MAILBOX_TRUE;
	unsigned long  try_times = 0;

	extern bool hifi_is_loaded(void);
	if (!hifi_is_loaded()) {
		return MAILBOX_TARGET_NOT_READY;
	}

	ret_val= BSP_CPU_StateGet(mailbox_get_dst_id(mailcode));
	if(!ret_val) {
		return MAILBOX_TARGET_NOT_READY;
	}
	ret_val = mailbox_try_send_msg(mailcode, data, length);

	if (MAILBOX_FALSE == mailbox_int_context()) {
		/*发送满等待轮询尝试*/
		while (MAILBOX_FULL == ret_val) {
			mailbox_delivery(mailbox_get_channel_id(mailcode));
			try_go_on = mailbox_scene_delay(MAILBOX_DELAY_SCENE_MSG_FULL, &try_times);

			if (MAILBOX_TRUE == try_go_on) {
				ret_val = mailbox_try_send_msg(mailcode, data, length);
			} else {
				break;
			}
		}
	}

	if (MAILBOX_OK != ret_val) {
		mailbox_show(mailcode,0);
		mailbox_assert(ret_val);
		if (MAILBOX_FULL != ret_val) {
			ret_val = MAILBOX_ERRO;
		}
		return ret_val;
	}

	return ret_val;
}

Exemplo n.º 2

Arquivo: drv_mailbox_msg.c Projeto: CM13-HI6210SFT/huawei_kernel_3.10.71_hi6210sft

/*****************************************************************************
 函 数 名  : mailbox_send_msg
 功能描述  : 提供给各模块进行核间数据发送的接口。
 输入参数  :
             unsigned int       mailcode      -- 邮件的id号, 逻辑通道号。
             unsigned char      *data           -- 指向邮件数据的指针。
             unsigned int       length/byte     -- 数据或者消息总长度 字节为单位。
 输出参数  : 无
 返 回 值  : unsigned int
             成功OK, 异常返回值
 调用函数  :
 被调函数  :

 修改历史      :
  1.日    期   : 2012年9月28日
    作    者   : 莫南 00176101
    修改内容   : 新生成函数

*****************************************************************************/
MAILBOX_EXTERN unsigned int mailbox_send_msg(
                unsigned int            mailcode,
                void                    *data,
                unsigned int            length)
{
    int  ret_val = MAILBOX_OK;
    unsigned int  try_go_on = MAILBOX_TRUE;
    int  try_times = 0;

    ret_val= BSP_CPU_StateGet(mailbox_get_dst_id(mailcode));
    if(!ret_val)
    {
        return MAILBOX_TARGET_NOT_READY;
    }

    ret_val = (int)mailbox_try_send_msg(mailcode, data, length);

    if (MAILBOX_FALSE == mailbox_int_context()) {
        /*发送满等待轮询尝试*/
        while ((int)MAILBOX_FULL == ret_val) {
            mailbox_delivery(mailbox_get_channel_id(mailcode));
            try_go_on = (unsigned int)mailbox_scene_delay(MAILBOX_DELAY_SCENE_MSG_FULL, &try_times);

            if (MAILBOX_TRUE == try_go_on) {
                ret_val = (int)mailbox_try_send_msg(mailcode, data, length);
            } else {
                break;
            }
        }
    }

    if (MAILBOX_OK != ret_val) {
        /*mailbox_show(mailcode,0);*/
        /*mailbox_assert(ret_val);*/
        if ((int)MAILBOX_FULL != ret_val) {
            ret_val = (int)MAILBOX_ERRO;
        }
        return (unsigned int)ret_val;
    }

    return (unsigned int)ret_val;
}