199 	struct guc_process_desc *desc;  in guc_ring_doorbell()  local
206 	desc = base + gc->proc_desc_offset;  in guc_ring_doorbell()
209 	desc->tail = gc->wq_tail;  in guc_ring_doorbell()
352 	struct guc_process_desc *desc;  in guc_init_proc_desc()  local
356 	desc = base + client->proc_desc_offset;  in guc_init_proc_desc()
358 	memset(desc, 0, sizeof(*desc));  in guc_init_proc_desc()
366 	desc->wq_base_addr = 0;  in guc_init_proc_desc()
367 	desc->db_base_addr = 0;  in guc_init_proc_desc()
369 	desc->context_id = client->ctx_index;  in guc_init_proc_desc()
370 	desc->wq_size_bytes = client->wq_size;  in guc_init_proc_desc()
371 	desc->wq_status = WQ_STATUS_ACTIVE;  in guc_init_proc_desc()
372 	desc->priority = client->priority;  in guc_init_proc_desc()
389 	struct guc_context_desc desc;  in guc_init_ctx_desc()  local
393 	memset(&desc, 0, sizeof(desc));  in guc_init_ctx_desc()
395 	desc.attribute = GUC_CTX_DESC_ATTR_ACTIVE | GUC_CTX_DESC_ATTR_KERNEL;  in guc_init_ctx_desc()
396 	desc.context_id = client->ctx_index;  in guc_init_ctx_desc()
397 	desc.priority = client->priority;  in guc_init_ctx_desc()
398 	desc.db_id = client->doorbell_id;  in guc_init_ctx_desc()
401 		struct guc_execlist_context *lrc = &desc.lrc[i];  in guc_init_ctx_desc()
435 		desc.engines_used |= (1 << ring->id);  in guc_init_ctx_desc()
438 	WARN_ON(desc.engines_used == 0);  in guc_init_ctx_desc()
445 	desc.db_trigger_cpu = 0;  in guc_init_ctx_desc()
446 	desc.db_trigger_uk = client->doorbell_offset +  in guc_init_ctx_desc()
448 	desc.db_trigger_phy = client->doorbell_offset +  in guc_init_ctx_desc()
451 	desc.process_desc = client->proc_desc_offset +  in guc_init_ctx_desc()
454 	desc.wq_addr = client->wq_offset +  in guc_init_ctx_desc()
457 	desc.wq_size = client->wq_size;  in guc_init_ctx_desc()
463 	desc.desc_private = (uintptr_t)client;  in guc_init_ctx_desc()
467 	sg_pcopy_from_buffer(sg->sgl, sg->nents, &desc, sizeof(desc),  in guc_init_ctx_desc()
468 			     sizeof(desc) * client->ctx_index);  in guc_init_ctx_desc()
474 	struct guc_context_desc desc;  in guc_fini_ctx_desc()  local
477 	memset(&desc, 0, sizeof(desc));  in guc_fini_ctx_desc()
480 	sg_pcopy_from_buffer(sg->sgl, sg->nents, &desc, sizeof(desc),  in guc_fini_ctx_desc()
481 			     sizeof(desc) * client->ctx_index);  in guc_fini_ctx_desc()
487 	struct guc_process_desc *desc;  in guc_get_workqueue_space()  local
493 	desc = base + gc->proc_desc_offset;  in guc_get_workqueue_space()
496 		ret = wait_for_atomic(CIRC_SPACE(gc->wq_tail, desc->head,  in guc_get_workqueue_space()