1SND_UNREGISTER_DEVIC(9) Management of Cards and Device SND_UNREGISTER_DEVIC(9)
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6 snd_unregister_device - unregister the device on the given card
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9 int snd_unregister_device(int type, struct snd_card * card, int dev);
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12 type
13 the device type, SNDRV_DEVICE_TYPE_XXX
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15 card
16 the card instance
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18 dev
19 the device index
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22 Unregisters the device file already registered via snd_register_device.
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24 Returns zero if sucecessful, or a negative error code on failure
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27Kernel Hackers Manual 2.6. June 2019 SND_UNREGISTER_DEVIC(9)