C++ (Cpp) OSAL_CCMU_SetMclkFreq примеры использования

Пример #1

Файл: disp_hdmi.c Проект: Gucan/h3_lichee

s32 hdmi_clk_config(struct disp_hdmi *hdmi)
{
//	u32 pll_freq;
//	u32 clk_div;

	struct disp_hdmi_private_data *hdmip = disp_hdmi_get_priv(hdmi);
	if(!hdmi || !hdmip) {
	    DE_WRN("hdmi clk init null hdl!\n");
	    return DIS_FAIL;
	    }

	//set hdmi clk
	hdmip->hdmi_clk.h_clk = OSAL_CCMU_OpenMclk(hdmip->hdmi_clk.clk);
	if(hdmip->hdmi_clk.enabled == 0) {
		OSAL_CCMU_MclkOnOff(hdmip->hdmi_clk.h_clk, CLK_ON);

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

	OSAL_CCMU_SetMclkFreq(hdmip->hdmi_clk.h_clk, hdmip->video_info->pixel_clk * (hdmip->video_info->avi_pr + 1));

	OSAL_CCMU_CloseMclk(hdmip->hdmi_clk.h_clk);

	hdmip->hdmi_ddc_clk.h_clk = OSAL_CCMU_OpenMclk(hdmip->hdmi_ddc_clk.clk);
	if(hdmip->hdmi_ddc_clk.enabled == 0) {
		OSAL_CCMU_MclkOnOff(hdmip->hdmi_ddc_clk.h_clk, CLK_ON);

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

	OSAL_CCMU_CloseMclk(hdmip->hdmi_ddc_clk.h_clk);

	//set lcd clk
	hdmip->lcd_clk.h_clk = OSAL_CCMU_OpenMclk(hdmip->lcd_clk.clk);
	OSAL_CCMU_SetMclkSrc(hdmip->lcd_clk.h_clk);
	//OSAL_CCMU_SetSrcFreq(hdmip->lcd_clk.clk, 0);
	OSAL_CCMU_SetMclkFreq(hdmip->lcd_clk.h_clk, hdmip->video_info->pixel_clk * (hdmip->video_info->avi_pr + 1));
	OSAL_CCMU_MclkOnOff(hdmip->lcd_clk.h_clk, CLK_ON);
	OSAL_CCMU_CloseMclk(hdmip->lcd_clk.h_clk);
	return 0;
}

Пример #2

Файл: disp_hdmi.c Проект: GREYFOXRGR/BPI-M3-bsp

static s32 hdmi_clk_config(struct disp_hdmi *hdmi)
{
	struct disp_hdmi_private_data *hdmip = disp_hdmi_get_priv(hdmi);
	if(!hdmi || !hdmip) {
	    DE_WRN("hdmi clk init null hdl!\n");
	    return DIS_FAIL;
	}

	//set hdmi clk
	hdmip->hdmi_clk.h_clk = OSAL_CCMU_OpenMclk(hdmip->hdmi_clk.clk);

	OSAL_CCMU_SetMclkFreq(hdmip->hdmi_clk.h_clk, hdmip->video_info->pixel_clk * (hdmip->video_info->avi_pr + 1));

	OSAL_CCMU_CloseMclk(hdmip->hdmi_clk.h_clk);

	//set lcd clk
	hdmip->lcd_clk.h_clk = OSAL_CCMU_OpenMclk(hdmip->lcd_clk.clk);
	OSAL_CCMU_SetMclkSrc(hdmip->lcd_clk.h_clk);
	OSAL_CCMU_SetMclkFreq(hdmip->lcd_clk.h_clk, hdmip->video_info->pixel_clk * (hdmip->video_info->avi_pr + 1));
	OSAL_CCMU_MclkOnOff(hdmip->lcd_clk.h_clk, CLK_ON);
	OSAL_CCMU_CloseMclk(hdmip->lcd_clk.h_clk);

	return 0;
}