1SND_PCM_HW_RULE_ADD(9) PCM API SND_PCM_HW_RULE_ADD(9)
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6 snd_pcm_hw_rule_add - add the hw-constraint rule
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9 int snd_pcm_hw_rule_add(struct snd_pcm_runtime * runtime,
10 unsigned int cond, int var,
11 snd_pcm_hw_rule_func_t func, void * private,
12 int dep, ...);
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15 runtime
16 the pcm runtime instance
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18 cond
19 condition bits
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21 var
22 the variable to evaluate
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24 func
25 the evaluation function
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27 private
28 the private data pointer passed to function
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30 dep
31 the dependent variables
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33 ...
34 variable arguments
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37 Returns zero if successful, or a negative error code on failure.
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40Kernel Hackers Manual 2.6. November 2011 SND_PCM_HW_RULE_ADD(9)