Lines Matching defs:shmem

92 scmi_message_header(volatile struct scmi_shmem *shmem,
95 	shmem->message_header = (protocol_id << 10) | (message_id << 0);
196 	volatile struct scmi_shmem *shmem;
210 	phandle = OF_getpropint(faa->fa_node, "shmem", 0);
212 	if (node == NULL || !fdt_is_compatible(node, "arm,scmi-shmem") ||
224 	shmem = sc->sc_shmem_tx;
228 	if ((shmem->channel_status & SCMI_CHANNEL_FREE) == 0) {
233 	scmi_message_header(shmem, SCMI_BASE, SCMI_PROTOCOL_VERSION);
234 	shmem->length = sizeof(uint32_t);
241 	version = shmem->message_payload[1];
264 	/* we only support the 2 mbox / 2 shmem case */
271 	len = OF_getproplen(sc->sc_node, "shmem");
278 	OF_getpropintarray(sc->sc_node, "shmem", shmems, len);
292 	if (node == NULL || !fdt_is_compatible(node, "arm,scmi-shmem") ||
304 	if (node == NULL || !fdt_is_compatible(node, "arm,scmi-shmem") ||
339 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
342 	shmem->channel_status = 0;
346 	if ((shmem->channel_status & SCMI_CHANNEL_ERROR))
348 	if ((shmem->channel_status & SCMI_CHANNEL_FREE) == 0)
350 	return shmem->message_payload[0];
356 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
360 	shmem->channel_status = 0;
367 		if (shmem->channel_status & SCMI_CHANNEL_FREE)
371 	if ((shmem->channel_status & SCMI_CHANNEL_ERROR))
373 	if ((shmem->channel_status & SCMI_CHANNEL_FREE) == 0)
376 	return shmem->message_payload[0];
403 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
407 	scmi_message_header(shmem, SCMI_CLOCK, SCMI_PROTOCOL_ATTRIBUTES);
408 	shmem->length = sizeof(uint32_t);
413 	nclocks = shmem->message_payload[1] & 0xffff;
429 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
432 	scmi_message_header(shmem, SCMI_CLOCK, SCMI_CLOCK_CONFIG_SET);
433 	shmem->length = 3 * sizeof(uint32_t);
434 	shmem->message_payload[0] = idx;
435 	shmem->message_payload[1] = on ? SCMI_CLOCK_CONFIG_SET_ENABLE : 0;
443 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
447 	scmi_message_header(shmem, SCMI_CLOCK, SCMI_CLOCK_RATE_GET);
448 	shmem->length = 2 * sizeof(uint32_t);
449 	shmem->message_payload[0] = idx;
453 	if (shmem->message_payload[2] != 0)
456 	return shmem->message_payload[1];
463 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
467 	scmi_message_header(shmem, SCMI_CLOCK, SCMI_CLOCK_RATE_SET);
468 	shmem->length = 5 * sizeof(uint32_t);
469 	shmem->message_payload[0] = 0;
470 	shmem->message_payload[1] = idx;
471 	shmem->message_payload[2] = freq;
472 	shmem->message_payload[3] = 0;
487 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
501 	version = shmem->message_payload[1];
508 	scmi_message_header(shmem, SCMI_PERF, SCMI_PROTOCOL_ATTRIBUTES);
509 	shmem->length = sizeof(uint32_t);
517 	sc->sc_perf_ndomains = shmem->message_payload[1] & 0xffff;
520 	sc->sc_perf_power_unit = (shmem->message_payload[1] >> 16) & 0x3;
534 		scmi_message_header(shmem, SCMI_PERF,
536 		shmem->length = 2 * sizeof(uint32_t);
537 		shmem->message_payload[0] = i;
565 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
572 		scmi_message_header(shmem, SCMI_PERF,
574 		shmem->length = sizeof(uint32_t) * 3;
575 		shmem->message_payload[0] = domain;
576 		shmem->message_payload[1] = idx;
585 		    &shmem->message_payload[1];
610 	volatile struct scmi_shmem *shmem = sc->sc_shmem_tx;
622 		scmi_message_header(shmem, SCMI_PERF,
624 		shmem->length = sizeof(uint32_t) * 2;
625 		shmem->message_payload[0] = i;
633 		level = shmem->message_payload[1];