43 static MALLOC_DEFINE(M_FEEDER, "feeder", "pcm feeder");
66 	KASSERT(fc->desc == NULL, ("first feeder not root: %s", fc->name));  in feeder_register_root()
84 	KASSERT(fc->desc != NULL, ("feeder '%s' has no descriptor", fc->name));  in feeder_register()
196 	nf->source = c->feeder;  in feeder_add()
198 	if (c->feeder != NULL)  in feeder_add()
199 		c->feeder->parent = nf;  in feeder_add()
200 	c->feeder = nf;  in feeder_add()
210 	while (c->feeder != NULL) {  in feeder_remove()
211 		f = c->feeder;  in feeder_remove()
212 		c->feeder = c->feeder->source;  in feeder_remove()
222 	f = c->feeder;  in feeder_find()
394 	printf("feeder chain (head @%p)\n", head);  in feeder_printchain()
406 feed_root(struct pcm_feeder *feeder, struct pcm_channel *ch, u_int8_t *buffer, u_int32_t count, voi…  in feed_root()  argument
470  * Register the root feeder first so that pcm_addchan() and subsequent