snd_pcm_hw_constraint_integer(9)

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

6       snd_pcm_hw_constraint_integer - apply an integer constraint to an
7       interval
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10       int snd_pcm_hw_constraint_integer(struct snd_pcm_runtime * runtime,
11                                         snd_pcm_hw_param_t var);
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14       runtime
15           PCM runtime instance
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17       var
18           hw_params variable to apply the integer constraint
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21       Apply the constraint of integer to an interval parameter.
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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)