1SND_PCM_HW_CONSTRAIN(9)             PCM API            SND_PCM_HW_CONSTRAIN(9)
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NAME

6       snd_pcm_hw_constraint_ratnums - apply ratnums constraint to a parameter
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SYNOPSIS

9       int snd_pcm_hw_constraint_ratnums(struct snd_pcm_runtime * runtime,
10                                         unsigned int cond,
11                                         snd_pcm_hw_param_t var,
12                                         const struct snd_pcm_hw_constraint_ratnums * r);
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ARGUMENTS

15       runtime
16           PCM runtime instance
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18       cond
19           condition bits
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21       var
22           hw_params variable to apply the ratnums constraint
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24       r
25           struct snd_ratnums constriants
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RETURN

28       Zero if successful, or a negative error code on failure.
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31Kernel Hackers Manual 3.10         June 2019           SND_PCM_HW_CONSTRAIN(9)
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