Module requests and Device File Entries
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Chapter 1. Management of Cards and Devices
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Module requests and Device File Entries
snd_request_card
— try to load the card module
snd_lookup_minor_data
— get user data of a registered device
snd_register_device_for_dev
— Register the ALSA device file for the card
snd_unregister_device
— unregister the device on the given card