89  * When set, OP-TEE supports command using SMT header protocol (SCMI shmem) in
112  * @shmem: Virtual base address of the shared memory
114  * @tee_shm: TEE shared memory handle @req or NULL if using IOMEM shmem
125 		struct scmi_shared_mem __iomem *shmem;  member
344 		shmem_clear_channel(channel->req.shmem);  in scmi_optee_clear_channel()
354 		dev_err(channel->cinfo->dev, "shmem allocation failed\n");  in setup_dynamic_shmem()
374 	np = of_parse_phandle(cinfo->dev->of_node, "shmem", 0);  in setup_static_shmem()
375 	if (!of_device_is_compatible(np, "arm,scmi-shmem")) {  in setup_static_shmem()
388 	channel->req.shmem = devm_ioremap(dev, res.start, size);  in setup_static_shmem()
389 	if (!channel->req.shmem) {  in setup_static_shmem()
406 	if (of_property_present(cinfo->dev->of_node, "shmem"))  in setup_shmem()
499 		shmem_tx_prepare(channel->req.shmem, xfer, cinfo);  in scmi_optee_send_message()
517 		shmem_fetch_response(channel->req.shmem, xfer);  in scmi_optee_fetch_response()