158 	struct sst_byt *byt;  member
213 static struct sst_byt_stream *sst_byt_get_stream(struct sst_byt *byt,  in sst_byt_get_stream()  argument
218 	list_for_each_entry(stream, &byt->stream_list, node) {  in sst_byt_get_stream()
226 static void sst_byt_stream_update(struct sst_byt *byt, struct ipc_message *msg)  in sst_byt_stream_update()  argument
233 	stream = sst_byt_get_stream(byt, stream_id);  in sst_byt_stream_update()
250 static int sst_byt_process_reply(struct sst_byt *byt, u64 header)  in sst_byt_process_reply()  argument
254 	msg = sst_ipc_reply_find_msg(&byt->ipc, header);  in sst_byt_process_reply()
260 		sst_dsp_inbox_read(byt->dsp, msg->rx_data, msg->rx_size);  in sst_byt_process_reply()
264 	sst_byt_stream_update(byt, msg);  in sst_byt_process_reply()
268 	sst_ipc_tx_msg_reply_complete(&byt->ipc, msg);  in sst_byt_process_reply()
273 static void sst_byt_fw_ready(struct sst_byt *byt, u64 header)  in sst_byt_fw_ready()  argument
275 	dev_dbg(byt->dev, "ipc: DSP is ready 0x%llX\n", header);  in sst_byt_fw_ready()
277 	byt->boot_complete = true;  in sst_byt_fw_ready()
278 	wake_up(&byt->boot_wait);  in sst_byt_fw_ready()
281 static int sst_byt_process_notification(struct sst_byt *byt,  in sst_byt_process_notification()  argument
284 	struct sst_dsp *sst = byt->dsp;  in sst_byt_process_notification()
296 		stream = sst_byt_get_stream(byt, stream_id);  in sst_byt_process_notification()
304 		sst_byt_fw_ready(byt, header);  in sst_byt_process_notification()
314 	struct sst_byt *byt = sst_dsp_get_thread_context(sst);  in sst_byt_irq_thread()  local
315 	struct sst_generic_ipc *ipc = &byt->ipc;  in sst_byt_irq_thread()
325 			sst_byt_process_notification(byt, &flags);  in sst_byt_irq_thread()
328 			sst_byt_process_reply(byt, header);  in sst_byt_irq_thread()
353 struct sst_byt_stream *sst_byt_stream_new(struct sst_byt *byt, int id,  in sst_byt_stream_new()  argument
358 	struct sst_dsp *sst = byt->dsp;  in sst_byt_stream_new()
366 	list_add(&stream->node, &byt->stream_list);  in sst_byt_stream_new()
369 	stream->byt = byt;  in sst_byt_stream_new()
376 int sst_byt_stream_set_bits(struct sst_byt *byt, struct sst_byt_stream *stream,  in sst_byt_stream_set_bits()  argument
383 int sst_byt_stream_set_channels(struct sst_byt *byt,  in sst_byt_stream_set_channels()  argument
390 int sst_byt_stream_set_rate(struct sst_byt *byt, struct sst_byt_stream *stream,  in sst_byt_stream_set_rate()  argument
398 int sst_byt_stream_type(struct sst_byt *byt, struct sst_byt_stream *stream,  in sst_byt_stream_type()  argument
409 int sst_byt_stream_buffer(struct sst_byt *byt, struct sst_byt_stream *stream,  in sst_byt_stream_buffer()  argument
424 int sst_byt_stream_commit(struct sst_byt *byt, struct sst_byt_stream *stream)  in sst_byt_stream_commit()  argument
434 	ret = sst_ipc_tx_message_wait(&byt->ipc, header, str_req,  in sst_byt_stream_commit()
438 		dev_err(byt->dev, "ipc: error stream commit failed\n");  in sst_byt_stream_commit()
447 int sst_byt_stream_free(struct sst_byt *byt, struct sst_byt_stream *stream)  in sst_byt_stream_free()  argument
451 	struct sst_dsp *sst = byt->dsp;  in sst_byt_stream_free()
458 	ret = sst_ipc_tx_message_wait(&byt->ipc, header, NULL, 0, NULL, 0);  in sst_byt_stream_free()
460 		dev_err(byt->dev, "ipc: free stream %d failed\n",  in sst_byt_stream_free()
475 static int sst_byt_stream_operations(struct sst_byt *byt, int type,  in sst_byt_stream_operations()  argument
482 		return sst_ipc_tx_message_wait(&byt->ipc, header, NULL,  in sst_byt_stream_operations()
485 		return sst_ipc_tx_message_nowait(&byt->ipc, header,  in sst_byt_stream_operations()
490 int sst_byt_stream_start(struct sst_byt *byt, struct sst_byt_stream *stream,  in sst_byt_stream_start()  argument
506 	ret = sst_ipc_tx_message_nowait(&byt->ipc, header, tx_msg, size);  in sst_byt_stream_start()
508 		dev_err(byt->dev, "ipc: error failed to start stream %d\n",  in sst_byt_stream_start()
514 int sst_byt_stream_stop(struct sst_byt *byt, struct sst_byt_stream *stream)  in sst_byt_stream_stop()  argument
522 	ret = sst_byt_stream_operations(byt, IPC_IA_DROP_STREAM,  in sst_byt_stream_stop()
525 		dev_err(byt->dev, "ipc: error failed to stop stream %d\n",  in sst_byt_stream_stop()
530 int sst_byt_stream_pause(struct sst_byt *byt, struct sst_byt_stream *stream)  in sst_byt_stream_pause()  argument
534 	ret = sst_byt_stream_operations(byt, IPC_IA_PAUSE_STREAM,  in sst_byt_stream_pause()
537 		dev_err(byt->dev, "ipc: error failed to pause stream %d\n",  in sst_byt_stream_pause()
543 int sst_byt_stream_resume(struct sst_byt *byt, struct sst_byt_stream *stream)  in sst_byt_stream_resume()  argument
547 	ret = sst_byt_stream_operations(byt, IPC_IA_RESUME_STREAM,  in sst_byt_stream_resume()
550 		dev_err(byt->dev, "ipc: error failed to resume stream %d\n",  in sst_byt_stream_resume()
556 int sst_byt_get_dsp_position(struct sst_byt *byt,  in sst_byt_get_dsp_position()  argument
559 	struct sst_dsp *sst = byt->dsp;  in sst_byt_get_dsp_position()
571 struct sst_dsp *sst_byt_get_dsp(struct sst_byt *byt)  in sst_byt_get_dsp()  argument
573 	return byt->dsp;  in sst_byt_get_dsp()
583 	struct sst_byt *byt = pdata->dsp;  in sst_byt_dsp_suspend_late()  local
585 	dev_dbg(byt->dev, "dsp reset\n");  in sst_byt_dsp_suspend_late()
586 	sst_dsp_reset(byt->dsp);  in sst_byt_dsp_suspend_late()
587 	sst_ipc_drop_all(&byt->ipc);  in sst_byt_dsp_suspend_late()
588 	dev_dbg(byt->dev, "dsp in reset\n");  in sst_byt_dsp_suspend_late()
590 	dev_dbg(byt->dev, "free all blocks and unload fw\n");  in sst_byt_dsp_suspend_late()
591 	sst_fw_unload(byt->fw);  in sst_byt_dsp_suspend_late()
599 	struct sst_byt *byt = pdata->dsp;  in sst_byt_dsp_boot()  local
602 	dev_dbg(byt->dev, "reload dsp fw\n");  in sst_byt_dsp_boot()
604 	sst_dsp_reset(byt->dsp);  in sst_byt_dsp_boot()
606 	ret = sst_fw_reload(byt->fw);  in sst_byt_dsp_boot()
613 	byt->boot_complete = false;  in sst_byt_dsp_boot()
614 	sst_dsp_boot(byt->dsp);  in sst_byt_dsp_boot()
615 	dev_dbg(byt->dev, "dsp booting...\n");  in sst_byt_dsp_boot()
623 	struct sst_byt *byt = pdata->dsp;  in sst_byt_dsp_wait_for_ready()  local
626 	dev_dbg(byt->dev, "wait for dsp reboot\n");  in sst_byt_dsp_wait_for_ready()
628 	err = wait_event_timeout(byt->boot_wait, byt->boot_complete,  in sst_byt_dsp_wait_for_ready()
631 		dev_err(byt->dev, "ipc: error DSP boot timeout\n");  in sst_byt_dsp_wait_for_ready()
635 	dev_dbg(byt->dev, "dsp rebooted\n");  in sst_byt_dsp_wait_for_ready()
692 	struct sst_byt *byt;  in sst_byt_dsp_init()  local
700 	byt = devm_kzalloc(dev, sizeof(*byt), GFP_KERNEL);  in sst_byt_dsp_init()
701 	if (byt == NULL)  in sst_byt_dsp_init()
704 	byt->dev = dev;  in sst_byt_dsp_init()
706 	ipc = &byt->ipc;  in sst_byt_dsp_init()
720 	INIT_LIST_HEAD(&byt->stream_list);  in sst_byt_dsp_init()
721 	init_waitqueue_head(&byt->boot_wait);  in sst_byt_dsp_init()
722 	byt_dev.thread_context = byt;  in sst_byt_dsp_init()
725 	byt->dsp = sst_dsp_new(dev, &byt_dev, pdata);  in sst_byt_dsp_init()
726 	if (byt->dsp == NULL) {  in sst_byt_dsp_init()
731 	ipc->dsp = byt->dsp;  in sst_byt_dsp_init()
734 	sst_dsp_reset(byt->dsp);  in sst_byt_dsp_init()
736 	byt_sst_fw = sst_fw_new(byt->dsp, pdata->fw, byt);  in sst_byt_dsp_init()
744 	sst_dsp_boot(byt->dsp);  in sst_byt_dsp_init()
745 	err = wait_event_timeout(byt->boot_wait, byt->boot_complete,  in sst_byt_dsp_init()
749 		dev_err(byt->dev, "ipc: error DSP boot timeout\n");  in sst_byt_dsp_init()
754 	sst_dsp_inbox_read(byt->dsp, &init, sizeof(init));  in sst_byt_dsp_init()
755 	dev_info(byt->dev, "FW version: %02x.%02x.%02x.%02x\n",  in sst_byt_dsp_init()
758 	dev_info(byt->dev, "Build type: %x\n", init.fw_version.type);  in sst_byt_dsp_init()
759 	dev_info(byt->dev, "Build date: %s %s\n",  in sst_byt_dsp_init()
762 	pdata->dsp = byt;  in sst_byt_dsp_init()
763 	byt->fw = byt_sst_fw;  in sst_byt_dsp_init()
768 	sst_dsp_reset(byt->dsp);  in sst_byt_dsp_init()
771 	sst_dsp_free(byt->dsp);  in sst_byt_dsp_init()
782 	struct sst_byt *byt = pdata->dsp;  in sst_byt_dsp_free()  local
784 	sst_dsp_reset(byt->dsp);  in sst_byt_dsp_free()
785 	sst_fw_free_all(byt->dsp);  in sst_byt_dsp_free()
786 	sst_dsp_free(byt->dsp);  in sst_byt_dsp_free()
787 	sst_ipc_fini(&byt->ipc);  in sst_byt_dsp_free()