1SND_PCM_HW_CONSTRAIN(9)          Sound Devices         SND_PCM_HW_CONSTRAIN(9)
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NAME

6       snd_pcm_hw_constraint_single - Constrain parameter to a single value
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SYNOPSIS

9       int snd_pcm_hw_constraint_single(struct snd_pcm_runtime * runtime,
10                                        snd_pcm_hw_param_t var,
11                                        unsigned int val);
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ARGUMENTS

14       runtime
15           PCM runtime instance
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17       var
18           The hw_params variable to constrain
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20       val
21           The value to constrain to
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RETURN

24       Positive if the value is changed, zero if it's not changed, or a
25       negative error code.
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28Kernel Hackers Manual 3.10         June 2019           SND_PCM_HW_CONSTRAIN(9)
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