struct snd_soc_dai *dai){structsnd_soc_pcm_runtime*rtd=substream->private_data;structsnd_soc_dai*cpu_dai=rtd->dai->cpu_dai;intplayback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?1:0;intirq;intret;if(playback) { irq = IRQ_SPDIF_ERROR;snd_soc_dai_set_dma_data(cpu_dai,...
int (*set_tristate)(struct snd_soc_dai *dai, int tristate);/* * DAI digital mute - optional. * Called by soc-core to minimise any pops. */int (*digital_mute)(struct snd_soc_dai *dai, int mute); int (*mute_stream)(struct snd_soc_dai *dai, int mute, int stream);/* * AL...
/* CPU <--> Codec DAI links */ struct snd_soc_dai_link *dai_link; // 核心单元,一个黏结器,黏结了cpu内部音频控制器接口和arm开发板中cpu外置音频解码芯片通信接口 int num_links; }; /* SoC machine DAI configuration, glues a codec and cpu DAI together */ struct snd_soc_dai_link { //...
struct snd_soc_dai_link *dai_link; // 核心单元,一个黏结器,黏结了cpu内部音频控制器接口和arm开发板中cpu外置音频解码芯片通信接口 int num_links; }; /* SoC machine DAI configuration, glues a codec and cpu DAI together */ struct snd_soc_dai_link { // 当然就是指该SoC芯片的DAI接口链接了,...
structsnd_soc_dai_ops接口介绍 structsnd_soc_dai_ops接⼝介绍 CPU DAI和codec DAI 驱动⽤结构体 struct snd_soc_dai_driver描述，其字段ops的类型是 struct snd_soc_dai_ops，定义了DAI驱动的操作接⼝。代码如下：struct snd_soc_dai_ops { /* * DAI clocking configuration, all optional.* Called ...
static struct snd_soc_dai_ops atmel_ssc_dai_ops = { static const struct snd_soc_dai_ops atmel_ssc_dai_ops = { .startup = atmel_ssc_startup, .shutdown = atmel_ssc_shutdown, .prepare = atmel_ssc_prepare, Expand Down 2 changes: 1 addition & 1 deletion 2 sound/soc/au1x/ac97c....
在下文中一共展示了snd_soc_register_dai函数的15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,您的评价将有助于系统推荐出更棒的C++代码示例。 示例1: davinci_i2s_probe ▲点赞 6▼ staticintdavinci_i2s_probe(struct platform_device *pdev){structsnd_platform_data*p...
原博文 对soc-audio体系snd_soc_machine和snd_soc_dai_link简单理解 2017-04-05 14:55 −... 瘋耔 0 3162 Machine Learning 2019-12-02 23:38 −[TOC] # Machine Learning ## Linear Regression 1. hypothesis: $h_\theta(x)=\sum_{i=0}^{m}\theta_ix_i$, where $x_0=1$ 2. Cost Fun...
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");returnerr; }#ifndefCONFIG_ARCH_TEGRA_2x_SOC/* codec configuration */machine->codec_info[HIFI_CODEC].rate = params_rate(params); ...
struct snd_pcm_substream *substream){structsnd_soc_pcm_runtime*soc_runtime=substream->private_data;returnsnd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); } 开发者ID:AK101111,项目名称:linux,代码行数:7,代码来源:cygnus-pcm.c ...