1REGISTER_SOUND_DSP(9)            Sound Devices           REGISTER_SOUND_DSP(9)
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NAME

6       register_sound_dsp - register a DSP device
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SYNOPSIS

9       int register_sound_dsp(const struct file_operations * fops, int dev);
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ARGUMENTS

12       fops
13           File operations for the driver
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15       dev
16           Unit number to allocate
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DESCRIPTION

19       Allocate a DSP device. Unit is the number of the DSP requested. Pass -1
20       to request the next free DSP unit. On success the allocated number is
21       returned, on failure a negative error code is returned.
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23       This function allocates both the audio and dsp device entries together
24       and will always allocate them as a matching pair - eg dsp3/audio3
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27Kernel Hackers Manual 2.6.         June 2019             REGISTER_SOUND_DSP(9)
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