C++ (Cpp) disp_al_hdmi_init示例

示例#1

文件： disp_hdmi.c 项目： GREYFOXRGR/BPI-M3-bsp

static s32 disp_hdmi_init(struct disp_hdmi*  hdmi)
{
	s32 ret;
	u32 value = 0;
	struct disp_hdmi_private_data *hdmip = disp_hdmi_get_priv(hdmi);
	if(!hdmi || !hdmip) {
	    DE_WRN("hdmi init null hdl!\n");
	    return DIS_FAIL;
	}

	if(!disp_al_query_hdmi_mod(hdmi->channel_id)) {
		DE_WRN("hdmi %d is not register\n", hdmi->channel_id);
		return DIS_FAIL;
	}

	ret = OSAL_Script_FetchParser_Data("hdmi_para", "hdmi_4k", &value, 1);

	if(ret == 0)
		hdmip->support_4k = value;

	if((NULL != hdmi->p_sw_init_flag) && (0 != *(hdmi->p_sw_init_flag))) {
		disp_al_hdmi_init_sw(hdmi->channel_id, hdmip->support_4k);
	} else {
		hdmi_clk_init(hdmi);
		disp_al_hdmi_init(hdmi->channel_id, hdmip->support_4k);
	}

	return 0;
}

示例#2

文件： disp_hdmi.c 项目： Gucan/h3_lichee

s32 disp_hdmi_enable(struct disp_hdmi* hdmi)
{
	s32 index, ret;
	struct disp_hdmi_private_data *hdmip = disp_hdmi_get_priv(hdmi);
	if((NULL == hdmi) || (NULL == hdmip)) {
		DE_WRN("hdmi set func null  hdl!\n");
		return DIS_FAIL;
	}

	if(hdmip->hdmi_func.hdmi_get_video_timing_info == NULL) {
		DE_WRN("hdmi_get_video_timing_info func is null\n");
		return DIS_FAIL;
	}

	hdmip->hdmi_func.hdmi_get_video_timing_info(&(hdmip->video_info));

	if(hdmip->video_info == NULL) {
		DE_WRN("video info is null\n");
		return DIS_FAIL;
	}

	if(hdmip->hdmi_func.hdmi_get_video_info_index == NULL) {
		DE_WRN("hdmi_get_video_info_index func is null\n");
		return DIS_FAIL;
	}

	index = hdmip->hdmi_func.hdmi_get_video_info_index(hdmip->mode);

	if(index < 0) {
		DE_WRN("hdmi get video info index fail\n");
		return DIS_FAIL;
	}

	hdmip->video_info = hdmip->video_info + index;

	hdmi_clk_enable(hdmi);
	disp_al_hdmi_init(hdmi->channel_id, hdmip->support_4k);
	disp_al_hdmi_cfg(hdmi->channel_id, hdmip->video_info);
	disp_al_hdmi_enable(hdmi->channel_id);

	if(hdmip->hdmi_func.hdmi_open == NULL)
	    return -1;

	ret = hdmip->hdmi_func.hdmi_open();

#if defined(__LINUX_PLAT__)
	{
	unsigned long flags;
	spin_lock_irqsave(&hdmi_data_lock, flags);
#endif
	hdmip->enabled = 1;
#if defined(__LINUX_PLAT__)
	    spin_unlock_irqrestore(&hdmi_data_lock, flags);
	}
#endif

	return ret;
}