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C++ snd_soc_dai_set_fmt函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中snd_soc_dai_set_fmt函数的典型用法代码示例。如果您正苦于以下问题：C++ snd_soc_dai_set_fmt函数的具体用法？C++ snd_soc_dai_set_fmt怎么用？C++ snd_soc_dai_set_fmt使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了snd_soc_dai_set_fmt函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: tegra_voice_call_hw_params

static int tegra_voice_call_hw_params(struct snd_pcm_substream *substream,
			struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	struct tegra_max98088 *machine = snd_soc_card_get_drvdata(card);
	int srate, mclk;
	int err;

	srate = params_rate(params);
	switch (srate) {
	case 8000:
	case 16000:
	case 24000:
	case 32000:
	case 48000:
	case 64000:
	case 96000:
		mclk = 12288000;
		break;
	case 11025:
	case 22050:
	case 44100:
	case 88200:
		mclk = 11289600;
		break;
	default:
		return -EINVAL;
		break;
	}

	err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk);
	if (err < 0) {
		if (!(machine->util_data.set_mclk % mclk))
			mclk = machine->util_data.set_mclk;
		else {
			dev_err(card->dev, "Can't configure clocks\n");
			return err;
		}
	}

	tegra_asoc_utils_lock_clk_rate(&machine->util_data, 1);

	err = snd_soc_dai_set_fmt(codec_dai,
					SND_SOC_DAIFMT_I2S |
					SND_SOC_DAIFMT_NB_NF |
					SND_SOC_DAIFMT_CBS_CFS);
	if (err < 0) {
		dev_err(card->dev, "codec_dai fmt not set\n");
		return err;
	}

	err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
					SND_SOC_CLOCK_IN);
	if (err < 0) {
		dev_err(card->dev, "codec_dai clock not set\n");
		return err;
	}

#ifndef CONFIG_ARCH_TEGRA_2x_SOC
	/* codec configuration */
	machine->codec_info[HIFI_CODEC].rate = params_rate(params);
	machine->codec_info[HIFI_CODEC].channels = params_channels(params);
	machine->codec_info[HIFI_CODEC].bitsize = 16;
	machine->codec_info[HIFI_CODEC].is_i2smaster = 1;
	machine->codec_info[HIFI_CODEC].is_format_dsp = 0;

	/* baseband configuration */
	machine->codec_info[BASEBAND].bitsize = 16;
	machine->codec_info[BASEBAND].is_i2smaster = 1;
	machine->codec_info[BASEBAND].is_format_dsp = 1;
#endif

	machine->is_device_bt = 0;

	return 0;
}
开发者ID:marcero，项目名称:android-tegra-nv-2.6.39-rel-14r7，代码行数:79，代码来源:tegra_max98088.c


示例2: smdk_hw_params

static int smdk_hw_params(struct snd_pcm_substream *substream,
	struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	unsigned int pll_out;
	int bfs, rfs, ret;

	switch (params_format(params)) {
	case SNDRV_PCM_FORMAT_U8:
	case SNDRV_PCM_FORMAT_S8:
		bfs = 16;
		break;
	case SNDRV_PCM_FORMAT_U16_LE:
	case SNDRV_PCM_FORMAT_S16_LE:
		bfs = 32;
		break;
	default:
		return -EINVAL;
	}

	/* The Fvco for WM8580 PLLs must fall within [90,100]MHz.
	 * This criterion can't be met if we request PLL output
	 * as {8000x256, 64000x256, 11025x256}Hz.
	 * As a wayout, we rather change rfs to a minimum value that
	 * results in (params_rate(params) * rfs), and itself, acceptable
	 * to both - the CODEC and the CPU.
	 */
	switch (params_rate(params)) {
	case 16000:
	case 22050:
	case 32000:
	case 44100:
	case 48000:
	case 88200:
	case 96000:
		rfs = 256;
		break;
	case 64000:
		rfs = 384;
		break;
	case 8000:
	case 11025:
		rfs = 512;
		break;
	default:
		return -EINVAL;
	}
	pll_out = params_rate(params) * rfs;

	/* Set the Codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					 | SND_SOC_DAIFMT_NB_NF
					 | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0)
		return ret;

	/* Set the AP DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
					 | SND_SOC_DAIFMT_NB_NF
					 | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0)
		return ret;

	/* Set WM8580 to drive MCLK from its PLLA */
	ret = snd_soc_dai_set_clkdiv(codec_dai, WM8580_MCLK,
					WM8580_CLKSRC_PLLA);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_pll(codec_dai, WM8580_PLLA, 0,
					SMDK_WM8580_FREQ, pll_out);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_sysclk(codec_dai, WM8580_CLKSRC_PLLA,
				     pll_out, SND_SOC_CLOCK_IN);
	if (ret < 0)
		return ret;

	return 0;
}
开发者ID:GerardGarcia，项目名称:linux，代码行数:83，代码来源:smdk_wm8580.c


示例3: sunxi_snddaudio1_hw_params

static int sunxi_snddaudio1_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	int ret  = 0;
	u32 freq_in = 24000000;
	u32 freq_out = 22579200;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned long sample_rate = params_rate(params);

	switch (sample_rate) {
		case 8000:
		case 16000:
		case 32000:
		case 64000:
		case 128000:
		case 12000:
		case 24000:
		case 48000:
		case 96000:
		case 192000:
			freq_out = 24576000;
			break;
	}

	/* set the codec FLL */
	ret = snd_soc_dai_set_pll(codec_dai, AC100_MCLK1, 0, freq_in, freq_out);
	if (ret < 0) {
		return ret;
	}
	/*set system clock source freq and set the mode as daudio or pcm*/
	ret = snd_soc_dai_set_sysclk(cpu_dai, 0 , freq_out, daudio_pcm_select);
	if (ret < 0) {
		return ret;
	}
	ret = codec_dai->driver->ops->set_sysclk(codec_dai, AIF1_CLK, freq_out,
			SND_SOC_CLOCK_IN);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
			SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0) {
		pr_err("%s, line:%d\n", __func__, __LINE__);
		return ret;
	}
	/*
	* codec clk & FRM master. AP as slave
	*/
	ret = snd_soc_dai_set_fmt(cpu_dai, (audio_format | (signal_inversion<<8) | (daudio_master<<12)));
	if (ret < 0) {
		return ret;
	}
	ret = snd_soc_dai_set_clkdiv(cpu_dai, 0, sample_rate);
	if (ret < 0) {
		return ret;
	}

	/*
	*	audio_format == SND_SOC_DAIFMT_DSP_A
	*	signal_inversion<<8 == SND_SOC_DAIFMT_IB_NF
	*	daudio_master<<12 == SND_SOC_DAIFMT_CBM_CFM
	*/
	DAUDIO_DBG("%s,line:%d,audio_format:%d,SND_SOC_DAIFMT_DSP_A:%d\n",\
			__func__, __LINE__, audio_format, SND_SOC_DAIFMT_DSP_A);
	DAUDIO_DBG("%s,line:%d,signal_inversion:%d,signal_inversion<<8:%d,SND_SOC_DAIFMT_IB_NF:%d\n",\
			__func__, __LINE__, signal_inversion, signal_inversion<<8, SND_SOC_DAIFMT_IB_NF);
	DAUDIO_DBG("%s,line:%d,daudio_master:%d,daudio_master<<12:%d,SND_SOC_DAIFMT_CBM_CFM:%d\n",\
			__func__, __LINE__, daudio_master, daudio_master<<12, SND_SOC_DAIFMT_CBM_CFM);

	return 0;
}
开发者ID:xwliu，项目名称:Cubietruck_Plus-kernel-source，代码行数:73，代码来源:h3_ac100.c


示例4: midas_wm1811_aif2_hw_params

static int midas_wm1811_aif2_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	int ret;
	int prate;
	int bclk;

	dev_info(codec_dai->dev, "%s ++\n", __func__);
	prate = params_rate(params);
	switch (params_rate(params)) {
	case 8000:
	case 16000:
	       break;
	default:
		dev_warn(codec_dai->dev, "Unsupported LRCLK %d, falling back to 8000Hz\n",
				(int)params_rate(params));
		prate = 8000;
	}

#if defined(CONFIG_LTE_MODEM_CMC221) || defined(CONFIG_MACH_M0_CTC)
#if defined(CONFIG_MACH_C1_KOR_LGT) || defined(CONFIG_MACH_BAFFIN_KOR_LGT)
	/* Set the codec DAI configuration */
	if (aif2_mode == 0) {
		if (kpcs_mode == 1)
			ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
				| SND_SOC_DAIFMT_NB_NF
				| SND_SOC_DAIFMT_CBS_CFS);
		else
			ret = snd_soc_dai_set_fmt(codec_dai,
				SND_SOC_DAIFMT_DSP_A
				| SND_SOC_DAIFMT_IB_NF
				| SND_SOC_DAIFMT_CBS_CFS);
	} else
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
				| SND_SOC_DAIFMT_NB_NF
				| SND_SOC_DAIFMT_CBM_CFM);
#else
	if (aif2_mode == 0)
		/* Set the codec DAI configuration */
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_A
				| SND_SOC_DAIFMT_IB_NF
				| SND_SOC_DAIFMT_CBS_CFS);
	else
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_A
				| SND_SOC_DAIFMT_IB_NF
				| SND_SOC_DAIFMT_CBM_CFM);
#endif
#else
	/* Set the codec DAI configuration, aif2_mode:0 is slave */
	if (aif2_mode == 0)
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBS_CFS);
	else
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBM_CFM);
#endif

	if (ret < 0)
		return ret;

#if defined(CONFIG_LTE_MODEM_CMC221)
	if (kpcs_mode == 1) {
		switch (prate) {
		case 8000:
			bclk = 256000;
			break;
		case 16000:
			bclk = 512000;
			break;
		default:
			return -EINVAL;
		}
	} else {
	bclk = 2048000;
	}
#elif defined(CONFIG_MACH_M0_CTC)
	bclk = 2048000;
#else
	switch (prate) {
	case 8000:
		bclk = 256000;
		break;
	case 16000:
		bclk = 512000;
		break;
	default:
		return -EINVAL;
	}
#endif

#ifdef SND_USE_BIAS_LEVEL
	if (!midas_fll1_active)
		midas_start_fll1(midas_aif1_dai);
#endif

	if (aif2_mode == 0) {
//.........这里部分代码省略.........
开发者ID:adamoutler，项目名称:EK-GC100_Galaxy_Camera，代码行数:101，代码来源:midas_wm1811.c


示例5: midas_wm1811_aif2_hw_params

static int midas_wm1811_aif2_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	int ret;
	int prate;
	int bclk;

	prate = params_rate(params);
	switch (params_rate(params)) {
	case 8000:
	case 16000:
	       break;
	default:
		dev_warn(codec_dai->dev, "Unsupported LRCLK %d, falling back to 8000Hz\n",
				(int)params_rate(params));
		prate = 8000;
	}

#ifdef CONFIG_LTE_MODEM_CMC221
	/* Set the codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_A
					| SND_SOC_DAIFMT_IB_NF
					| SND_SOC_DAIFMT_CBS_CFS);
#else
	/* Set the codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBS_CFS);
#endif

	if (ret < 0)
		return ret;

#ifdef CONFIG_LTE_MODEM_CMC221
	bclk = 2048000;
#else
	switch (prate) {
	case 8000:
		bclk = 256000;
		break;
	case 16000:
		bclk = 512000;
		break;
	default:
		return -EINVAL;
	}
#endif

	ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2,
					WM8994_FLL_SRC_BCLK,
					bclk, prate * 256);
	if (ret < 0)
		dev_err(codec_dai->dev, "Unable to configure FLL2: %d\n", ret);

	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
					prate * 256, SND_SOC_CLOCK_IN);
	if (ret < 0)
		dev_err(codec_dai->dev, "Unable to switch to FLL2: %d\n", ret);

	return 0;
}
开发者ID:1yankeedt，项目名称:D710BST_FL24_Kernel，代码行数:63，代码来源:slp_midas_wm1811.c


示例6: rk29_hw_params

static int rk29_hw_params(struct snd_pcm_substream *substream,
	struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned int pll_out = 0; 
	unsigned int lrclk = 0;
	int ret;
          
        DBG("Enter::%s----%d\n",__FUNCTION__,__LINE__);    
        /*by Vincent Hsiung for EQ Vol Change*/
        #define HW_PARAMS_FLAG_EQVOL_ON 0x21
        #define HW_PARAMS_FLAG_EQVOL_OFF 0x22
        if ((params->flags == HW_PARAMS_FLAG_EQVOL_ON)||(params->flags == HW_PARAMS_FLAG_EQVOL_OFF))
        {
        	ret = codec_dai->driver->ops->hw_params(substream, params, codec_dai); //by Vincent
        	DBG("Enter::%s----%d\n",__FUNCTION__,__LINE__);
        }
        else
        {
                
                /* set codec DAI configuration */
                #if defined (CONFIG_SND_RK29_CODEC_SOC_SLAVE) 
                ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
                                SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
                #endif	
                #if defined (CONFIG_SND_RK29_CODEC_SOC_MASTER) 
                ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
                                SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM ); 
                #endif
                if (ret < 0)
                  return ret; 

                /* set cpu DAI configuration */
                #if defined (CONFIG_SND_RK29_CODEC_SOC_SLAVE) 
                ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
                                SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
                #endif	
                #if defined (CONFIG_SND_RK29_CODEC_SOC_MASTER) 
                ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
                                SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);	
                #endif		
                if (ret < 0)
                  return ret;

        }


        switch(params_rate(params)) {
        case 8000:
        case 16000:
        case 24000:
        case 32000:
        case 48000:
                pll_out = 12288000;
                break;
        case 11025:
        case 22050:
        case 44100:
                pll_out = 11289600;
                break;
        default:
                DBG("Enter:%s, %d, Error rate=%d\n",__FUNCTION__,__LINE__,params_rate(params));
                return -EINVAL;
                break;
        }
        DBG("Enter:%s, %d, rate=%d\n",__FUNCTION__,__LINE__,params_rate(params));

		#if defined (CONFIG_SND_RK29_CODEC_SOC_SLAVE)
#if 0		//use pll from blck
          /*Set the pll of rt5633,the Pll source from BITCLK on CPU is master mode*/
         //bitclk is 64fs           
		    ret=snd_soc_dai_set_pll(codec_dai,0,params_rate(params)*64,pll_out);
		    if (ret < 0)
		    { 
		       DBG("rk29_hw_params_rt5633:failed to set the pll for codec side\n"); 
		  	   return ret;
		    }
#endif	    
		   /*Set the system clk for codec*/
		    ret=snd_soc_dai_set_sysclk(codec_dai, 0,pll_out,SND_SOC_CLOCK_IN);
		    if (ret < 0)
		    {
		       DBG("rk29_hw_params_rt5633:failed to set the sysclk for codec side\n"); 
		   	   return ret;
		   	}	    
		#endif
  
/*
        #if defined (CONFIG_SND_RK29_CODEC_SOC_MASTER) 

		   if((24576000%params_rate(params))==0)	//for 8k,16k,32k,48k
			{
				snd_soc_dai_set_pll(codec_dai,0,pll_out, 24576000);
				snd_soc_dai_set_sysclk(codec_dai,0, 24576000, SND_SOC_CLOCK_IN);			
			}
		   else if((22579200%params_rate(params))==0)	//for 11k,22k,44k
			{
				snd_soc_dai_set_pll(codec_dai,0,pll_out, 22579200);
//.........这里部分代码省略.........
开发者ID:Galland，项目名称:picuntu-3.0.8-alok，代码行数:101，代码来源:rk29_rt5633.c


示例7: tab3_wm1811_aif2_hw_params

static int tab3_wm1811_aif2_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	int ret;
	int prate;
	int bclk;

	dev_info(codec_dai->dev, "%s ++\n", __func__);
	prate = params_rate(params);
	switch (params_rate(params)) {
	case 8000:
	case 16000:
	       break;
	default:
		dev_warn(codec_dai->dev, "Unsupported LRCLK %d, falling back to 8000Hz\n",
				(int)params_rate(params));
		prate = 8000;
	}

	/* Set the codec DAI configuration, aif2_mode:0 is slave */
	if (aif2_mode == 0)
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBS_CFS);
	else
		ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBM_CFM);

	if (ret < 0)
		return ret;

	switch (prate) {
	case 8000:
		bclk = 256000;
		break;
	case 16000:
		bclk = 512000;
		break;
	default:
		return -EINVAL;
	}

	if (aif2_mode == 0) {
		ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2,
					WM8994_FLL_SRC_BCLK,
					bclk, prate * 256);
	} else {
		ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2,
					  WM8994_FLL_SRC_MCLK1,
					  MIDAS_DEFAULT_MCLK1, prate * 256);
	}

	if (ret < 0)
		dev_err(codec_dai->dev, "Unable to configure FLL2: %d\n", ret);

	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
				     prate * 256, SND_SOC_CLOCK_IN);
	if (ret < 0)
		dev_err(codec_dai->dev, "Unable to switch to FLL2: %d\n", ret);

	dev_info(codec_dai->dev, "%s --\n", __func__);
	return 0;
}
开发者ID:tvall43，项目名称:Samsung_SM-V700_Kernel，代码行数:67，代码来源:tab3_wm1811.c


示例8: sunxi_sndi2s1_hw_params

static int sunxi_sndi2s1_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	int ret  = 0;
	u32 freq = 22579200;

	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned long sample_rate = params_rate(params);

	switch (sample_rate) {
		case 8000:
		case 16000:
		case 32000:
		case 64000:
		case 128000:
		case 12000:
		case 24000:
		case 48000:
		case 96000:
		case 192000:
			freq = 24576000;
			break;
	}

	/*set system clock source freq and set the mode as i2s1 or pcm*/
	ret = snd_soc_dai_set_sysclk(cpu_dai, 0 , freq, i2s1_pcm_select);
	if (ret < 0) {
		return ret;
	}

	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_A |
			SND_SOC_DAIFMT_IB_NF | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0)
		return ret;
	/*
	* codec clk & FRM master. AP as slave
	*/
	ret = snd_soc_dai_set_fmt(cpu_dai, (audio_format | (signal_inversion<<8) | (i2s1_master<<12)));
	if (ret < 0) {
		return ret;
	}

	ret = snd_soc_dai_set_clkdiv(cpu_dai, 0, sample_rate);
	if (ret < 0) {
		return ret;
	}

	/*
	*	audio_format == SND_SOC_DAIFMT_DSP_A
	*	signal_inversion<<8 == SND_SOC_DAIFMT_IB_NF
	*	i2s1_master<<12 == SND_SOC_DAIFMT_CBM_CFM
	*/
	I2S1_DBG("%s,line:%d,audio_format:%d,SND_SOC_DAIFMT_DSP_A:%d\n",\
			__func__, __LINE__, audio_format, SND_SOC_DAIFMT_DSP_A);
	I2S1_DBG("%s,line:%d,signal_inversion:%d,signal_inversion<<8:%d,SND_SOC_DAIFMT_IB_NF:%d\n",\
			__func__, __LINE__, signal_inversion, signal_inversion<<8, SND_SOC_DAIFMT_IB_NF);
	I2S1_DBG("%s,line:%d,i2s1_master:%d,i2s1_master<<12:%d,SND_SOC_DAIFMT_CBM_CFM:%d\n",\
			__func__, __LINE__, i2s1_master, i2s1_master<<12, SND_SOC_DAIFMT_CBM_CFM);

	return 0;
}
开发者ID:alex-deng，项目名称:a33_linux，代码行数:63，代码来源:sunxi-sndi2s1.c


示例9: tegra_hifi_hw_params

static int tegra_hifi_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
	struct snd_soc_codec *codec = codec_dai->codec;
	struct tegra_audio_data* audio_data = rtd->socdev->codec_data;
	enum dac_dap_data_format data_fmt;
	int dai_flag = 0, sys_clk;
	int err;

	ASOC_FUNCTION("");

	if (tegra_das_is_port_master(tegra_audio_codec_type_hifi))
		dai_flag |= SND_SOC_DAIFMT_CBM_CFM;
	else
		dai_flag |= SND_SOC_DAIFMT_CBS_CFS;

	data_fmt = tegra_das_get_codec_data_fmt(tegra_audio_codec_type_hifi);

	/* We are supporting DSP and I2s format for now */
	if (data_fmt & dac_dap_data_format_i2s)
		dai_flag |= SND_SOC_DAIFMT_I2S;
	else
		dai_flag |= SND_SOC_DAIFMT_DSP_A;

	err = snd_soc_dai_set_fmt(codec_dai, dai_flag);
	if (err < 0) {
		pr_err("codec_dai fmt not set \n");
		return err;
	}

	err = snd_soc_dai_set_fmt(cpu_dai, dai_flag);
	if (err < 0) {
		pr_err("cpu_dai fmt not set \n");
		return err;
	}

	sys_clk = clk_get_rate(audio_data->dap_mclk);
	err = snd_soc_dai_set_sysclk(codec_dai, 0, sys_clk, SND_SOC_CLOCK_IN);
	if (err < 0) {
		pr_err("codec_dai clock not set\n");
		return err;
	}

	err = snd_soc_dai_set_sysclk(cpu_dai, 0, sys_clk, SND_SOC_CLOCK_IN);
	if (err < 0) {
		pr_err("cpu_dai clock not set\n");
		return err;
	}

	if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) {
		int CtrlReg = 0;
		int VolumeCtrlReg = 0;
		int SidetoneCtrlReg = 0;
		int SideToneAtenuation = 0;

		snd_soc_write(codec, WM8903_ANALOGUE_LEFT_INPUT_0, 0X7);
		snd_soc_write(codec, WM8903_ANALOGUE_RIGHT_INPUT_0, 0X7);

		/* Mic Bias enable */
		CtrlReg = (0x1<<B00_MICBIAS_ENA) | (0x1<<B01_MICDET_ENA);
		snd_soc_write(codec, WM8903_MIC_BIAS_CONTROL_0, CtrlReg);

		/* Enable DRC */
		CtrlReg = snd_soc_read(codec, WM8903_DRC_0);
		CtrlReg |= (1<<B15_DRC_ENA);
		snd_soc_write(codec, WM8903_DRC_0, CtrlReg);

		
		CtrlReg = LUNA_INTERNAL_MIC_SETTING_R1R2;
		snd_soc_write(codec, WM8903_ANALOGUE_RIGHT_INPUT_1, CtrlReg);
		CtrlReg = LUNA_EXTERNAL_MIC_SETTING_L2L1;
		snd_soc_write(codec, WM8903_ANALOGUE_LEFT_INPUT_1, CtrlReg);
		VolumeCtrlReg = (0x1C << B00_IN_VOL);

		/* Mic Setting */
		snd_soc_write(codec, WM8903_ANALOGUE_LEFT_INPUT_0,
				VolumeCtrlReg);
		snd_soc_write(codec, WM8903_ANALOGUE_RIGHT_INPUT_0,
				VolumeCtrlReg);

		
		CtrlReg = snd_soc_read(codec, WM8903_AUDIO_INTERFACE_0);
		CtrlReg  = SET_REG_VAL(CtrlReg, 0x1, B06_AIF_ADCR, 0x0);
		CtrlReg  = SET_REG_VAL(CtrlReg, 0x1, B07_AIF_ADCL, 0x0);
		snd_soc_write(codec, WM8903_AUDIO_INTERFACE_0, CtrlReg);

		/* Enable analog inputs */
		CtrlReg = (0x1<<B01_INL_ENA) | (0x1<<B00_INR_ENA);
		snd_soc_write(codec, WM8903_POWER_MANAGEMENT_0, CtrlReg);
		/* ADC Settings */
		CtrlReg = snd_soc_read(codec, WM8903_ADC_DIGITAL_0);
		CtrlReg |= (0x1<<B04_ADC_HPF_ENA);
		snd_soc_write(codec, WM8903_ADC_DIGITAL_0, CtrlReg);
#if 0
		SidetoneCtrlReg = 0;
		snd_soc_write(codec, R20_SIDETONE_CTRL, SidetoneCtrlReg);
#endif
//.........这里部分代码省略.........
开发者ID:Stepanowegor，项目名称:kernel_dell_streak7，代码行数:101，代码来源:tegra_soc_wm8903.c


示例10: mapasoc_be_dei2s_hw_params

static int mapasoc_be_dei2s_hw_params(struct snd_pcm_substream *substream,
			      struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	int freq_in, freq_out, sspa_mclk, sysclk, sspa_div;
	/*
	 * Now, hard code here, suppose change it according to channel num
	 * the channel allocation..
	 */
	unsigned int if1_tx_channel[2] = {3, 1};
	unsigned int if1_rx_channel[2] = {7, 5};
	unsigned int if2_tx_channel[2] = {2, 0};
	unsigned int if2_rx_channel[2] = {6, 4};

	freq_in = 26000000;
	if (params_rate(params) > 11025) {
		freq_out = params_rate(params) * 512;
		sysclk = 11289600;
		sspa_mclk = params_rate(params) * 64;
	} else {
		freq_out = params_rate(params) * 1024;
		sysclk = 11289600;
		sspa_mclk = params_rate(params) * 64;
	}
	sspa_div = freq_out;
	do_div(sspa_div, sspa_mclk);

#if 0
	snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
			    SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
	snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
			    SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
#else
	snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
			    SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
	snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
			    SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
#endif

	snd_soc_dai_set_sysclk(cpu_dai, AUDIO_PLL, freq_out, 0);
	/* set the interface to 44.1k sample rate */
	snd_soc_dai_set_clkdiv(cpu_dai, 0, 0x13721fbd);
	/*
	 * set slot for both cpu_dai and codec dai,
	 * enable L1/R1 channel
	 */
	if (cpu_dai->id == 2) {
		snd_soc_dai_set_channel_map(cpu_dai,
					2, if1_tx_channel, 2, if1_rx_channel);
		snd_soc_dai_set_channel_map(codec_dai,
					2, if1_rx_channel, 2, if1_tx_channel);
	} else if (cpu_dai->id == 3) {
		snd_soc_dai_set_channel_map(cpu_dai,
					2, if2_tx_channel, 2, if2_rx_channel);
		snd_soc_dai_set_channel_map(codec_dai,
					2, if2_rx_channel, 2, if2_tx_channel);
	}

	/* set codec sysclk */
	snd_soc_dai_set_sysclk(codec_dai, 0, 0, 1);

	return 0;
}
开发者ID:GalaxyTab4，项目名称:maxicm_kernel_samsung_degaswifi，代码行数:65，代码来源:mmp-map-card.c


示例11: smdk_wm8580_pcm_hw_params

static int smdk_wm8580_pcm_hw_params(struct snd_pcm_substream *substream,
			      struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	int rfs, ret;

	switch (params_rate(params)) {
	case 8000:
		break;
	default:
		printk(KERN_ERR "%s:%d Sampling Rate %u not supported!\n",
		__func__, __LINE__, params_rate(params));
		return -EINVAL;
	}

	rfs = mclk_freq / params_rate(params) / 2;

	/*                                 */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B
				| SND_SOC_DAIFMT_IB_NF
				| SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	/*                               */
	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_B
				| SND_SOC_DAIFMT_IB_NF
				| SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	if (mclk_freq == xtal_freq) {
		ret = snd_soc_dai_set_sysclk(codec_dai, WM8580_CLKSRC_MCLK,
						mclk_freq, SND_SOC_CLOCK_IN);
		if (ret < 0)
			return ret;

		ret = snd_soc_dai_set_clkdiv(codec_dai, WM8580_MCLK,
						WM8580_CLKSRC_MCLK);
		if (ret < 0)
			return ret;
	} else {
		ret = snd_soc_dai_set_sysclk(codec_dai, WM8580_CLKSRC_PLLA,
						mclk_freq, SND_SOC_CLOCK_IN);
		if (ret < 0)
			return ret;

		ret = snd_soc_dai_set_clkdiv(codec_dai, WM8580_MCLK,
						WM8580_CLKSRC_PLLA);
		if (ret < 0)
			return ret;

		ret = snd_soc_dai_set_pll(codec_dai, WM8580_PLLA, 0,
						xtal_freq, mclk_freq);
		if (ret < 0)
			return ret;
	}

	/*                             */
	ret = snd_soc_dai_set_sysclk(cpu_dai, S3C_PCM_CLKSRC_MUX,
					mclk_freq, SND_SOC_CLOCK_IN);
	if (ret < 0)
		return ret;

	/*                              */
	ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C_PCM_SCLK_PER_FS, rfs);
	if (ret < 0)
		return ret;

	return 0;
}
开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:73，代码来源:smdk_wm8580pcm.c


示例12: raumfeld_cs4270_hw_params

static int raumfeld_cs4270_hw_params(struct snd_pcm_substream *substream,
				     struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned int fmt, clk = 0;
	int ret = 0;

	switch (params_rate(params)) {
	case 44100:
		set_max9485_clk(MAX9485_MCLK_FREQ_112896);
		clk = 11289600;
		break;
	case 48000:
		set_max9485_clk(MAX9485_MCLK_FREQ_122880);
		clk = 12288000;
		break;
	case 88200:
		set_max9485_clk(MAX9485_MCLK_FREQ_225792);
		clk = 22579200;
		break;
	case 96000:
		set_max9485_clk(MAX9485_MCLK_FREQ_245760);
		clk = 24576000;
		break;
	default:
		return -EINVAL;
	}

	fmt = SND_SOC_DAIFMT_I2S |
	      SND_SOC_DAIFMT_NB_NF |
	      SND_SOC_DAIFMT_CBS_CFS;

	/* setup the CODEC DAI */
	ret = snd_soc_dai_set_fmt(codec_dai, fmt);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_sysclk(codec_dai, 0, clk, 0);
	if (ret < 0)
		return ret;

	/* setup the CPU DAI */
	ret = snd_soc_dai_set_pll(cpu_dai, 0, 0, 0, clk);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_clkdiv(cpu_dai, PXA_SSP_DIV_SCR, 4);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_EXT, clk, 1);
	if (ret < 0)
		return ret;

	return 0;
}
开发者ID:CSCLOG，项目名称:beaglebone，代码行数:62，代码来源:raumfeld.c


示例13: mop500_ab8500_hw_params

int mop500_ab8500_hw_params(struct snd_pcm_substream *substream,
			struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	struct device *dev = rtd->card->dev;
	unsigned int fmt;
	int channels, ret = 0, driver_mode, slots;
	unsigned int sw_codec, sw_cpu;
	bool is_playback;

	dev_dbg(dev, "%s: Enter\n", __func__);

	dev_dbg(dev, "%s: substream->pcm->name = %s\n"
		"substream->pcm->id = %s.\n"
		"substream->name = %s.\n"
		"substream->number = %d.\n",
		__func__,
		substream->pcm->name,
		substream->pcm->id,
		substream->name,
		substream->number);

	channels = params_channels(params);

	switch (params_format(params)) {
	case SNDRV_PCM_FORMAT_S32_LE:
		sw_cpu = 32;
		break;

	case SNDRV_PCM_FORMAT_S16_LE:
		sw_cpu = 16;
		break;

	default:
		return -EINVAL;
	}

	/* Setup codec depending on driver-mode */
	if (channels == 8)
		driver_mode = DRIVERMODE_CODEC_ONLY;
	else
		driver_mode = DRIVERMODE_NORMAL;
	dev_dbg(dev, "%s: Driver-mode: %s.\n", __func__,
		(driver_mode == DRIVERMODE_NORMAL) ? "NORMAL" : "CODEC_ONLY");

	/* Setup format */

	if (driver_mode == DRIVERMODE_NORMAL) {
		fmt = SND_SOC_DAIFMT_DSP_A |
			SND_SOC_DAIFMT_CBM_CFM |
			SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CONT;
	} else {
		fmt = SND_SOC_DAIFMT_DSP_A |
			SND_SOC_DAIFMT_CBM_CFM |
			SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_GATED;
	}

	ret = snd_soc_dai_set_fmt(codec_dai, fmt);
	if (ret < 0) {
		dev_err(dev,
			"%s: ERROR: snd_soc_dai_set_fmt failed for codec_dai (ret = %d)!\n",
			__func__, ret);
		return ret;
	}

	ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
	if (ret < 0) {
		dev_err(dev,
			"%s: ERROR: snd_soc_dai_set_fmt failed for cpu_dai (ret = %d)!\n",
			__func__, ret);
		return ret;
	}

	/* Setup TDM-slots */

	is_playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
	switch (channels) {
	case 1:
		slots = 16;
		tx_slots = (is_playback) ? TX_SLOT_MONO : 0;
		rx_slots = (is_playback) ? 0 : RX_SLOT_MONO;
		break;
	case 2:
		slots = 16;
		tx_slots = (is_playback) ? TX_SLOT_STEREO : 0;
		rx_slots = (is_playback) ? 0 : RX_SLOT_STEREO;
		break;
	case 8:
		slots = 16;
		tx_slots = (is_playback) ? TX_SLOT_8CH : 0;
		rx_slots = (is_playback) ? 0 : RX_SLOT_8CH;
		break;
	default:
		return -EINVAL;
	}

//.........这里部分代码省略.........
开发者ID:ARMWorks，项目名称:FA_2451_Linux_Kernel，代码行数:101，代码来源:mop500_ab8500.c


示例14: omap4_hw_params

/*
 * omap4_hw_params
 * This function is to configure the Machine Driver
 */
static int omap4_hw_params(struct snd_pcm_substream *substream,
			   struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
//	struct snd_soc_codec *codec = rtd->codec;

	void __iomem *phymux_base = NULL;
	int ret, gpio_status;
	u32 phy_val;
	DBG("%s: Entered\n", __func__);

	/* Recording will not happen if headset is not inserted */
	gpio_status = gpio_get_value(HEADSET_DETECT_GPIO_PIN);

//	if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) {
//		fm34_mode_switch(gpio_status);
//		printk(KERN_INFO "FM34 mode and interface switch..\n");
//	}

	/* Set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai,
				  SND_SOC_DAIFMT_I2S |
				  SND_SOC_DAIFMT_NB_NF |
				  SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0) {
		printk(KERN_ERR "can't set codec DAI configuration\n");
		return ret;
	}
	DBG("snd_soc_dai_set_fmt passed..\n");

	/* Set cpu DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai,
				  SND_SOC_DAIFMT_I2S |
				  SND_SOC_DAIFMT_NB_NF |
				  SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0) {
		printk(KERN_ERR "can't set cpu DAI configuration\n");
		return ret;
	}
	DBG("snd_soc_dai_set_fmt passed...\n");

	/* Enabling the 19.2 Mhz Master Clock Output from OMAP4 for KC1 Board */
//	phymux_base = ioremap(0x4a30a000, 0x1000);
//	__raw_writel(0x00010100, phymux_base + 0x318);

        /* Enabling the 19.2 Mhz Master Clock Output
                from OMAP4 for Acclaim Board */
        phymux_base = ioremap(0x4A30A000, 0x1000);
        phy_val = __raw_readl(phymux_base + 0x0314);
        phy_val = (phy_val & 0xFFF0FEFF) | (0x00010100);
        __raw_writel(phy_val, phymux_base + 0x0314);
        iounmap(phymux_base);

	/* Added the test code to configure the McBSP4 CONTROL_MCBSP_LP
	 * register. This register ensures that the FSX and FSR on McBSP4 are
	 * internally short and both of them see the same signal from the
	 * External Audio Codec.
	 */
//	phymux_base = ioremap(0x4a100000, 0x1000);
//	__raw_writel(0xC0000000, phymux_base + 0x61c);

	/* Set the codec system clock for DAC and ADC. The
	 * third argument is specific to the board being used.
	 */
	ret = snd_soc_dai_set_sysclk(codec_dai, 0, AIC31XX_FREQ_19200000,
				     SND_SOC_CLOCK_IN);
	if (ret < 0) {
		printk(KERN_ERR "can't set codec system clock\n");
		return ret;
	}

	DBG("omap4_hw_params passed...\n");
       return 0;
}
开发者ID:LeaderRider，项目名称:kernel3NookTablet，代码行数:80，代码来源:omap4_panda_aic31xx.c


示例15: tegra_bt_sco_hw_params

static int tegra_bt_sco_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	struct tegra_wm8753 *machine = snd_soc_card_get_drvdata(card);
	struct tegra_asoc_platform_data *pdata = machine->pdata;
	int srate, mclk, min_mclk, i2s_daifmt;
	int err;

	srate = params_rate(params);
	switch (srate) {
	case 11025:
	case 22050:
	case 44100:
	case 88200:
		mclk = 11289600;
		break;
	case 8000:
	case 16000:
	case 32000:
	case 48000:
	case 64000:
	case 96000:
		mclk = 12288000;
		break;
	default:
		return -EINVAL;
	}
	min_mclk = 64 * srate;

	err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk);
	if (err < 0) {
		if (!(machine->util_data.set_mclk % min_mclk))
			mclk = machine->util_data.set_mclk;
		else {
			dev_err(card->dev, "Can't configure clocks\n");
			return err;
		}
	}

	tegra_asoc_utils_lock_clk_rate(&machine->util_data, 1);

	i2s_daifmt = SND_SOC_DAIFMT_NB_NF;
	i2s_daifmt |= pdata->i2s_param[BT_SCO].is_i2s_master ?
			SND_SOC_DAIFMT_CBS_CFS : SND_SOC_DAIFMT_CBM_CFM;

	switch (pdata->i2s_param[BT_SCO].i2s_mode) {
		case TEGRA_DAIFMT_I2S :
			i2s_daifmt |= SND_SOC_DAIFMT_I2S;
			break;
		case TEGRA_DAIFMT_DSP_A :
			i2s_daifmt |= SND_SOC_DAIFMT_DSP_A;
			break;
		case TEGRA_DAIFMT_DSP_B :
			i2s_daifmt |= SND_SOC_DAIFMT_DSP_B;
			break;
		case TEGRA_DAIFMT_LEFT_J :
			i2s_daifmt |= SND_SOC_DAIFMT_LEFT_J;
			break;
		case TEGRA_DAIFMT_RIGHT_J :
			i2s_daifmt |= SND_SOC_DAIFMT_RIGHT_J;
			break;
		default :
			dev_err(card->dev, "Can't configure i2s format\n");
			return -EINVAL;
	}

	err = snd_soc_dai_set_fmt(cpu_dai, i2s_daifmt);
	if (err < 0) {
		dev_err(card->dev, "cpu_dai fmt not set\n");
		return err;
	}

#ifdef CONFIG_ARCH_TEGRA_2x_SOC
	err = tegra20_das_connect_dac_to_dap(TEGRA20_DAS_DAP_SEL_DAC2,
					TEGRA20_DAS_DAP_ID_4);
	if (err < 0) {
		dev_err(card->dev, "failed to set dac-dap path\n");
		return err;
	}

	err = tegra20_das_connect_dap_to_dac(TEGRA20_DAS_DAP_ID_4,
					TEGRA20_DAS_DAP_SEL_DAC2);
	if (err < 0) {
		dev_err(card->dev, "failed to set dac-dap path\n");
		return err;
	}
#endif
	return 0;
}
开发者ID:FrozenCow，项目名称:FIRE-ICE，代码行数:93，代码来源:tegra_wm8753.c


示例16: daudio0_set_clk

static int daudio0_set_clk(void)
{
	int ret  = 0;
	u32 freq_in = 24000000;
	u32 freq_out = 22579200;
	struct snd_soc_pcm_runtime *rtd = runtime;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned long sample_rate = 44100;

	switch (sample_rate) {
		case 8000:
		case 16000:
		case 32000:
		case 64000:
		case 128000:
		case 12000:
		case 24000:
		case 48000:
		case 96000:
		case 192000:
			freq_out = 24576000;
			break;
	}

	pr_info("%s,line:%d,freq_in:%d,daudio_pcm_select:%d,audio_format:%d,signal_inversion:%d\n",__func__,__LINE__,
			freq_in,daudio_pcm_select,audio_format,signal_inversion);
	/* set the codec FLL */
	ret = snd_soc_dai_set_pll(codec_dai, AC100_MCLK1, 0, freq_in, freq_out);
	if (ret < 0) {
		return ret;
	}

	/*set cpu_dai clk*/
	ret = snd_soc_dai_set_sysclk(cpu_dai, 0 , freq_out, daudio_pcm_select);
	if (ret < 0) {
		return ret;
	}
	/*set codec_dai clk*/
	ret = snd_soc_dai_set_sysclk(codec_dai, AIF1_CLK , freq_out, daudio_pcm_select);
	if (ret < 0) {
		return ret;
	}
	/*
	* ac100: master. AP: slave
	*/
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0) {
		return ret;
	}
	ret = snd_soc_dai_set_fmt(cpu_dai, (audio_format | (signal_inversion<<8) | SND_SOC_DAIFMT_CBM_CFM));
	if (ret < 0) {
		return ret;
	}
	ret = snd_soc_dai_set_clkdiv(cpu_dai, 0, sample_rate);
	if (ret < 0) {
		return ret;
	}

	return 0;
}
开发者ID:xwliu，项目名称:Cubietruck_Plus-kernel-source，代码行数:61，代码来源:h3_ac100.c


示例17: tegra_wm8753_voice_hw_params

static int tegra_wm8753_voice_hw_params(struct snd_pcm_substream *substream,
					struct snd_pcm_hw_params *params)
{
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *card = codec->card;
	struct tegra_wm8753 *machine = snd_soc_card_get_drvdata(card);
	int srate, mclk, i2s_daifmt, sys_clk;
	int err, pcmdiv, vxclkdiv;

	srate = params_rate(params);
	switch (srate) {
	case 8000:
	case 16000:
	case 24000:
	case 32000:
	case 48000:
	case 64000:
	case 96000:
		mclk = 12288000;
		break;
	case 11025:
	case 22050:
	case 44100:
	case 88200:
		mclk = 11289600;
		break;
	default:
		mclk = 12000000;
		break;
	}

	err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk);
	if (err < 0) {
		if (!(machine->util_data.set_mclk % mclk))
			mclk = machine->util_data.set_mclk;
		else {
			dev_err(card->dev, "Can't configure clocks\n");
			return err;
		}
	}

	tegra_asoc_utils_lock_clk_rate(&machine->util_data, 1);

	i2s_daifmt = SND_SOC_DAIFMT_NB_NF |
		     SND_SOC_DAIFMT_CBM_CFM;

	i2s_daifmt |= SND_SOC_DAIFMT_DSP_A;

	err = snd_soc_dai_set_fmt(codec_dai, i2s_daifmt);
	if (err < 0) {
		dev_err(card->dev, "codec_dai fmt not set\n");
		return err;
	}

	sys_clk = machine->util_data.set_mclk;

	err = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, sys_clk,
							SND_SOC_CLOCK_IN);
	if (err < 0) {
		dev_err(card->dev, "codec_dai clock not set\n");
		return err;
	}

	err = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
		sys_clk, 12288000);

	if (err < 0) {
		dev_err(card->dev, "codec_dai pll not set\n");
		return err;
	}

	if (params_rate(params) == 8000) {
		pcmdiv = WM8753_PCM_DIV_6;
		/* BB expecting 2048Khz bclk */
		vxclkdiv = WM8753_VXCLK_DIV_1;
	} else if (params_rate(params) == 16000) {
		pcmdiv = WM8753_PCM_DIV_3;
		/* BB expecting 2048Khz bclk */
		vxclkdiv = WM8753_VXCLK_DIV_2;
	} else {
		dev_err(card->dev, "codec_dai unsupported voice rate\n");
		return -EINVAL;
	}

	snd_soc_dai_set_clkdiv(codec_dai, WM8753_VXCLKDIV, vxclkdiv);
	snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);

	machine->is_call_mode_bt = 0;

	return 0;
}
开发者ID:FrozenCow，项目名称:FIRE-ICE，代码行数:93，代码来源:tegra_wm8753.c


示例18: snd_soc_dai_set_pll


//.........这里部分代码省略.........
		break;
	case SNDRV_PCM_FORMAT_U16_LE:
	case SNDRV_PCM_FORMAT_S16_LE:
		bfs = 32;
		break;
	default:
		return -EINVAL;
	}

	switch (params_rate(params)) {
	case 16000:
	case 22050:
	case 24000:
	case 32000:
	case 44100:
	case 48000:
	case 88200:
	case 96000:
		if (bfs == 48)
			rfs = 384;
		else
			rfs = 256;
		break;
	case 64000:
		rfs = 384;
		break;
	case 8000:
	case 11025:
	case 12000:
		if (bfs == 48)
			rfs = 768;
		else
			rfs = 512;
		break;
	default:
		return -EINVAL;
	}

	rclk = params_rate(params) * rfs;

	switch (rclk) {
	case 4096000:
	case 5644800:
	case 6144000:
	case 8467200:
	case 9216000:
		psr = 8;
		break;
	case 8192000:
	case 11289600:
	case 12288000:
	case 16934400:
	case 18432000:
		psr = 4;
		break;
	case 22579200:
	case 24576000:
	case 33868800:
	case 36864000:
		psr = 2;
		break;
	case 67737600:
	case 73728000:
		psr = 1;
		break;
	default:
		printk(KERN_INFO "Not yet supported!\n");
		return -EINVAL;
	}

	set_epll_rate(rclk * psr);

	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
					| SND_SOC_DAIFMT_NB_NF
					| SND_SOC_DAIFMT_CBS_CFS);
	if (ret < 0)
		return ret;

	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_MCLK1,
				     rclk, SND_SOC_CLOCK_IN);
	if (ret < 0)
		return ret;

	ret = snd_soc_

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C++ snd_soc_dai_set_sysclk函数代码示例发布时间：2022-05-30
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