snd_soc_add_dapm_routes(&my_card, my_routes, ARRAY_SIZE(my_routes)); // 注册snd_soc_card到ASoC平台 snd_soc_register_card(&my_card); return 0; } ``` 通过以上步骤,我们成功地配置了snd_soc_dapm_route,并将其注册到ASoC平台,实现了对音频信号的路由控制。对于刚入行的小白开发者来说,掌握sn...
SND_SOC_DAPM_ADC("ADCL","Left HiFi Capture", WM8900_REG_POWER2,1,0), SND_SOC_DAPM_ADC("ADCR","Right HiFi Capture", WM8900_REG_POWER2,0,0),/* Output */SND_SOC_DAPM_DAC("DACL","Left HiFi Playback", WM8900_REG_POWER3,1,0), SND_SOC_DAPM_DAC("DACR","Right HiFi Playback"...
在驱动中定义的snd_soc_dapm_widget数组,只是作为一个模板,所以snd_soc_dapm_new_control所做的第一件事,就是为该widget重新分配内存,并把模板的内容拷贝过来 staticstructsnd_soc_dapm_widget * snd_soc_dapm_new_control(structsnd_soc_dapm_context *dapm,conststructsnd_soc_dapm_widget *widget) {structsnd...
staticintsdp4430_twl6040_init(struct snd_soc_pcm_runtime *rtd){structsnd_soc_codec*codec=rtd->codec;structsnd_soc_dapm_context*dapm= &codec->dapm;intret;/* Add SDP4430 specific widgets */ret =snd_soc_dapm_new_controls(dapm, sdp4430_twl6040_dapm_widgets, ARRAY_SIZE(sdp4430_twl6040_dap...
struct snd_soc_dapm_path结构体用于连接两个widgets,生成path实例的入口函数是snd_soc_dapm_add_path()。 字段解释 structsnd_soc_dapm_path{constchar*name;/* source (input) and sink (output) widgets */structsnd_soc_dapm_widget*source;// 指向源部件structsnd_soc_dapm_widget*sink;// 指向目的部件...
C++ (Cpp) snd_soc_codec_get_drvdata - 30 examples found. These are the top rated real world C++ (Cpp) examples of snd_soc_codec_get_drvdata extracted from open source projects. You can rate examples to help us improve the quality of examples.
snd_soc_dapm_context *dapm, int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm, const char *pin); int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm); +int snd_soc_dapm_sync_unlocked(struct snd_soc_dapm_context *dapm); ...
patch[i].def);break;caseSND_SOC_DAPM_PRE_PMD:break;default:return0; }returnarizona_dvfs_sysclk_ev(w, kcontrol, event); } 开发者ID:513855417,项目名称:linux,代码行数:33,代码来源:wm8997.c 示例3: cs35l33_spkrdrv_event ▲点赞 5▼ ...
gpio_set_value_cansleep(s_wired_jack_conf._wired_jack_conf.en_headphone,SND_SOC_DAPM_EVENT_ON(event) ?1:0);return0; } 开发者ID:Stepanowegor,项目名称:kernel_dell_streak7,代码行数:11,代码来源:tegra_soc_wm8903.c 示例7: spitz_mic_bias ...
reg =snd_soc_read(codec, WM8961_AUDIO_INTERFACE_0); reg &= ~WM8961_WL_MASK;switch(params_format(params)) {caseSNDRV_PCM_FORMAT_S16_LE:break;caseSNDRV_PCM_FORMAT_S20_3LE: reg |=1<< WM8961_WL_SHIFT;break;caseSNDRV_PCM_FORMAT_S24_LE: ...