184 static void stm_output_claim(struct stm_device *stm, struct stm_output *output)  in stm_output_claim()  argument
186 	struct stp_master *master = stm_master(stm, output->master);  in stm_output_claim()
188 	if (WARN_ON_ONCE(master->nr_free < output->nr_chans))  in stm_output_claim()
191 	bitmap_allocate_region(&master->chan_map[0], output->channel,  in stm_output_claim()
192 			       ilog2(output->nr_chans));  in stm_output_claim()
194 	master->nr_free -= output->nr_chans;  in stm_output_claim()
198 stm_output_disclaim(struct stm_device *stm, struct stm_output *output)  in stm_output_disclaim()  argument
200 	struct stp_master *master = stm_master(stm, output->master);  in stm_output_disclaim()
202 	bitmap_release_region(&master->chan_map[0], output->channel,  in stm_output_disclaim()
203 			      ilog2(output->nr_chans));  in stm_output_disclaim()
205 	output->nr_chans = 0;  in stm_output_disclaim()
206 	master->nr_free += output->nr_chans;  in stm_output_disclaim()
272 			     struct stm_output *output)  in stm_output_assign()  argument
292 	if (WARN_ON_ONCE(output->nr_chans))  in stm_output_assign()
299 	output->master = midx;  in stm_output_assign()
300 	output->channel = cidx;  in stm_output_assign()
301 	output->nr_chans = width;  in stm_output_assign()
302 	stm_output_claim(stm, output);  in stm_output_assign()
312 static void stm_output_free(struct stm_device *stm, struct stm_output *output)  in stm_output_free()  argument
315 	if (output->nr_chans)  in stm_output_free()
316 		stm_output_disclaim(stm, output);  in stm_output_free()
361 	stm_output_free(stmf->stm, &stmf->output);  in stm_char_release()
375 	ret = stm_output_assign(stm, width, stmf->policy_node, &stmf->output);  in stm_file_assign()
413 	if (!stmf->output.nr_chans) {  in stm_char_write()
433 	stm_write(stm->data, stmf->output.master, stmf->output.channel, kbuf,  in stm_char_write()
455 	if (stmf->output.nr_chans * stm->data->sw_mmiosz != size)  in stm_char_mmap()
458 	phys = stm->data->mmio_addr(stm->data, stmf->output.master,  in stm_char_mmap()
459 				    stmf->output.channel,  in stm_char_mmap()
460 				    stmf->output.nr_chans);  in stm_char_mmap()
479 	if (stmf->output.nr_chans)  in stm_char_policy_set_ioctl()
515 		ret = stm->data->link(stm->data, stmf->output.master,  in stm_char_policy_set_ioctl()
516 				      stmf->output.channel);  in stm_char_policy_set_ioctl()
519 		stm_output_free(stmf->stm, &stmf->output);  in stm_char_policy_set_ioctl()
533 		.master		= stmf->output.master,  in stm_char_policy_get_ioctl()
534 		.channel	= stmf->output.channel,  in stm_char_policy_get_ioctl()
535 		.width		= stmf->output.nr_chans,  in stm_char_policy_get_ioctl()
568 						    stmf->output.master,  in stm_char_ioctl()
569 						    stmf->output.channel,  in stm_char_ioctl()
570 						    stmf->output.nr_chans,  in stm_char_ioctl()
732 				src->policy_node, &src->output);  in stm_source_link_add()
742 		err = stm->data->link(stm->data, src->output.master,  in stm_source_link_add()
743 				      src->output.channel);  in stm_source_link_add()
755 	stm_output_free(stm, &src->output);  in stm_source_link_add()
793 	stm_output_free(link, &src->output);  in __stm_source_link_drop()
966 	if (!src->output.nr_chans)  in stm_source_write()
969 	if (chan >= src->output.nr_chans)  in stm_source_write()
976 		stm_write(stm->data, src->output.master,  in stm_source_write()
977 			  src->output.channel + chan,  in stm_source_write()