187 	u64 header;  in sst_byt_header()  local
189 	header = IPC_HEADER_MSG_ID(msg_id) |  in sst_byt_header()
195 	return header;  in sst_byt_header()
198 static inline u16 sst_byt_header_msg_id(u64 header)  in sst_byt_header_msg_id()  argument
200 	return header & IPC_HEADER_MSG_ID_MASK;  in sst_byt_header_msg_id()
203 static inline u8 sst_byt_header_str_id(u64 header)  in sst_byt_header_str_id()  argument
205 	return (header >> IPC_HEADER_STR_ID_SHIFT) & IPC_HEADER_STR_ID_MASK;  in sst_byt_header_str_id()
208 static inline u16 sst_byt_header_data(u64 header)  in sst_byt_header_data()  argument
210 	return (header >> IPC_HEADER_DATA_SHIFT) & IPC_HEADER_DATA_MASK;  in sst_byt_header_data()
229 	u64 header = msg->header;  in sst_byt_stream_update()  local
230 	u8 stream_id = sst_byt_header_str_id(header);  in sst_byt_stream_update()
231 	u8 stream_msg = sst_byt_header_msg_id(header);  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()
258 	if (header & IPC_HEADER_LARGE(true)) {  in sst_byt_process_reply()
259 		msg->rx_size = sst_byt_header_data(header);  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()
286 	u64 header;  in sst_byt_process_notification()  local
290 	header = sst_dsp_shim_read64_unlocked(sst, SST_IPCD);  in sst_byt_process_notification()
291 	msg_id = sst_byt_header_msg_id(header);  in sst_byt_process_notification()
295 		stream_id = sst_byt_header_str_id(header);  in sst_byt_process_notification()
304 		sst_byt_fw_ready(byt, header);  in sst_byt_process_notification()
316 	u64 header;  in sst_byt_irq_thread()  local
321 	header = sst_dsp_shim_read64_unlocked(sst, SST_IPCD);  in sst_byt_irq_thread()
322 	if (header & SST_BYT_IPCD_BUSY) {  in sst_byt_irq_thread()
323 		if (header & IPC_NOTIFICATION) {  in sst_byt_irq_thread()
328 			sst_byt_process_reply(byt, header);  in sst_byt_irq_thread()
428 	u64 header;  in sst_byt_stream_commit()  local
431 	header = sst_byt_header(IPC_IA_ALLOC_STREAM,  in sst_byt_stream_commit()
434 	ret = sst_ipc_tx_message_wait(&byt->ipc, header, str_req,  in sst_byt_stream_commit()
449 	u64 header;  in sst_byt_stream_free()  local
457 	header = sst_byt_header(IPC_IA_FREE_STREAM, 0, false, stream->str_id);  in sst_byt_stream_free()
458 	ret = sst_ipc_tx_message_wait(&byt->ipc, header, NULL, 0, NULL, 0);  in sst_byt_stream_free()
478 	u64 header;  in sst_byt_stream_operations()  local
480 	header = sst_byt_header(type, 0, false, stream_id);  in sst_byt_stream_operations()
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()
496 	u64 header;  in sst_byt_stream_start()  local
500 	header = sst_byt_header(IPC_IA_START_STREAM,  in sst_byt_stream_start()
506 	ret = sst_ipc_tx_message_nowait(&byt->ipc, header, tx_msg, size);  in sst_byt_stream_start()
642 	if (msg->header & IPC_HEADER_LARGE(true))  in byt_tx_msg()
645 	sst_dsp_shim_write64_unlocked(ipc->dsp, SST_IPCX, msg->header);  in byt_tx_msg()
667 	*(u32 *)msg->tx_data = (u32)(msg->header & (u32)-1);  in byt_tx_data_copy()
672 static u64 byt_reply_msg_match(u64 header, u64 *mask)  in byt_reply_msg_match()  argument
677 	header &= *mask;  in byt_reply_msg_match()
679 	return header;  in byt_reply_msg_match()