snd_soc_new_pcms snd_card_create snd_ctl_create snd_ctl_dev_register创建"controlC%i"声卡对应的控制节点, 他的fops为snd_ctl_f_ops snd_pcm_dev_register snd_register_device_for_dev 创建"pcmC%iD%ip"或者"pcmC%iD%ic"设备节点,它的f
snd_card_create snd_ctl_create snd_ctl_dev_register创建"controlC%i"声卡对应的控制节点, 他的fops为snd_ctl_f_ops snd_pcm_dev_register snd_register_device_for_dev 创建"pcmC%iD%ip"或者"pcmC%iD%ic"设备节点,它的fops为snd_pcm_f_ops[2] snd_pcm_f_ops[2] ==> snd_pcm_playback_open或者...
==> snd_intel8x0_create ==> request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_SHARED, card->shortname, chip) snd_intel8x0_interrupt snd_intel8x0_update snd_open ==> snd_pcm_playback_open ==> snd_pcm_open ==> snd_pcm_open_file ==> snd_pcm_open_substream ==> substream->...
snd_soc_dapm_new_controls 实际上,这个函数只是创建widget的第一步,它为每个子widget分配内存,初始化必要的字段,然后把这些widget挂在代表声卡的snd_soc_card的widget链表字段中。 对于DAPM的kcontrol和普通的kcontrol,应用程序给用户的访问接口都是一样的。最终widget中的kcontrol_new也会转换为snd_kcontrol,放入到声...
@@ -74,36 +74,36 @@ static int snd_card_cs46xx_probe(struct pci_dev *pci, err = snd_cs46xx_create(card, pci, external_amp[dev], thinkpad[dev]); if (err < 0) return err; goto error;card->private_data = chip;chip->accept_valid = mmap_valid[dev]; err = snd_cs46xx_pcm...
Retrieves sound files from all locations - storage card, user data folders, and ROM. ppSoundFiles [out] A pointer to an array of sound files. This function will create the array ofSNDFILEINFOstructures, and allocate the appropriate amount of memory. ...
==> snd_intel8x0_create ==> request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_SHARED, card->shortname, chip) snd_intel8x0_interrupt snd_intel8x0_update snd_open ==> snd_pcm_playback_open ==> snd_pcm_open ==> snd_pcm_open_file ==> snd_pcm_open_substream ==> substream->...
SimpleSndVol来自俄罗斯的简单的小程序,为 Win 7/Vista 的系统栏音量图标加入左右声道均衡,省去打开音量控制器面板的麻烦。用于代替Windows默认音量调节,它提供了数十套音量图标,同时支持自定义快捷键来调节音量大小,让系统的音量控制更加好用。 "锦囊妙技"栏目是聚合全网软件使用的技巧或者软件使用过程中各种问题的解答...
==> snd_intel8x0_create ==> request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_SHARED, card->shortname, chip) snd_intel8x0_interrupt snd_intel8x0_update snd_open ==> snd_pcm_playback_open ==> snd_pcm_open ==> snd_pcm_open_file ==> snd_pcm_open_substream ==> substream->...
snd_card_create snd_ctl_create snd_ctl_dev_register创建"controlC%i"声卡对应的控制节点, 他的fops为snd_ctl_f_ops snd_pcm_dev_register snd_register_device_for_dev 创建"pcmC%iD%ip"或者"pcmC%iD%ic"设备节点,它的fops为snd_pcm_f_ops[2] ...