sound/core/pcm_lib.c

1135  * snd_pcm_hw_rule_add - add the hw-constraint rule
1278 				struct snd_pcm_hw_rule *rule)
1280 	struct snd_pcm_hw_constraint_list *list = rule->private;
1281 	return snd_interval_list(hw_param_interval(params, rule->var), list->count, list->list, list->mask);
1308 				  struct snd_pcm_hw_rule *rule)
1310 	struct snd_pcm_hw_constraint_ranges *r = rule->private;
1311 	return snd_interval_ranges(hw_param_interval(params, rule->var),
1339 				   struct snd_pcm_hw_rule *rule)
1341 	const struct snd_pcm_hw_constraint_ratnums *r = rule->private;
1344 	err = snd_interval_ratnum(hw_param_interval(params, rule->var),
1346 	if (err >= 0 && den && rule->var == SNDRV_PCM_HW_PARAM_RATE) {
1374 				   struct snd_pcm_hw_rule *rule)
1376 	const struct snd_pcm_hw_constraint_ratdens *r = rule->private;
1378 	int err = snd_interval_ratden(hw_param_interval(params, rule->var),
1380 	if (err >= 0 && den && rule->var == SNDRV_PCM_HW_PARAM_RATE) {
1408 				  struct snd_pcm_hw_rule *rule)
1410 	unsigned int l = (unsigned long) rule->private;
1427  * snd_pcm_hw_constraint_msbits - add a hw constraint msbits rule
1454 				struct snd_pcm_hw_rule *rule)
1456 	unsigned long step = (unsigned long) rule->private;
1457 	return snd_interval_step(hw_param_interval(params, rule->var), step);
1461  * snd_pcm_hw_constraint_step - add a hw constraint step rule
1480 static int snd_pcm_hw_rule_pow2(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule)
1488 	return snd_interval_list(hw_param_interval(params, rule->var),
1493  * snd_pcm_hw_constraint_pow2 - add a hw constraint power-of-2 rule
1511 					   struct snd_pcm_hw_rule *rule)
1513 	unsigned int base_rate = (unsigned int)(uintptr_t)rule->private;
1521  * snd_pcm_hw_rule_noresample - add a rule to allow disabling hw resampling