56 	struct radix_tree_root pe_tree; /* Maps PE handles to pe_data */
71 		u64 pe;  member
108 static void read_irq(struct spa *spa, u64 *dsisr, u64 *dar, u64 *pe)  in read_irq()  argument
115 	*pe = reg & SPA_PE_MASK;  in read_irq()
131 		trace_ocxl_fault_ack(spa->spa_mem, spa->xsl_fault.pe,  in ack_irq()
195 	struct ocxl_process_element *pe;  in xsl_fault_handler()  local
203 	pe = spa->spa_mem + pe_handle;  in xsl_fault_handler()
204 	pid = be32_to_cpu(pe->pid);  in xsl_fault_handler()
205 	/* We could be reading all null values here if the PE is being  in xsl_fault_handler()
223 		 * AFU about PASID termination before removing the PE,  in xsl_fault_handler()
250 			spa->xsl_fault.pe = pe_handle;  in xsl_fault_handler()
545 	struct ocxl_process_element *pe;  in ocxl_link_add_pe()  local
555 	pe = spa->spa_mem + pe_handle;  in ocxl_link_add_pe()
557 	if (pe->software_state) {  in ocxl_link_add_pe()
574 	memset(pe, 0, sizeof(struct ocxl_process_element));  in ocxl_link_add_pe()
575 	pe->config_state = cpu_to_be64(calculate_cfg_state(pidr == 0));  in ocxl_link_add_pe()
576 	pe->pasid = cpu_to_be32(pasid << (31 - 19));  in ocxl_link_add_pe()
577 	pe->bdf = cpu_to_be16(bdf);  in ocxl_link_add_pe()
578 	pe->lpid = cpu_to_be32(mfspr(SPRN_LPID));  in ocxl_link_add_pe()
579 	pe->pid = cpu_to_be32(pidr);  in ocxl_link_add_pe()
580 	pe->tid = cpu_to_be32(tidr);  in ocxl_link_add_pe()
581 	pe->amr = cpu_to_be64(amr);  in ocxl_link_add_pe()
582 	pe->software_state = cpu_to_be32(SPA_PE_VALID);  in ocxl_link_add_pe()
601 	 * Barrier is to make sure PE is visible in the SPA before it  in ocxl_link_add_pe()
635 	struct ocxl_process_element *pe;  in ocxl_link_update_pe()  local
642 	pe = spa->spa_mem + pe_handle;  in ocxl_link_update_pe()
646 	pe->tid = cpu_to_be32(tid);  in ocxl_link_update_pe()
649 	 * The barrier makes sure the PE is updated  in ocxl_link_update_pe()
651 	 * old PE cannot be reloaded erroneously.  in ocxl_link_update_pe()
671 	struct ocxl_process_element *pe;  in ocxl_link_remove_pe()  local
681 	 * Before removing the PE, the driver is supposed to have  in ocxl_link_remove_pe()
686 	 * We clear the PE and remove the context from our radix  in ocxl_link_remove_pe()
697 	pe = spa->spa_mem + pe_handle;  in ocxl_link_remove_pe()
701 	if (!(be32_to_cpu(pe->software_state) & SPA_PE_VALID)) {  in ocxl_link_remove_pe()
707 				be32_to_cpu(pe->pid), be32_to_cpu(pe->tid));  in ocxl_link_remove_pe()
709 	memset(pe, 0, sizeof(struct ocxl_process_element));  in ocxl_link_remove_pe()
711 	 * The barrier makes sure the PE is removed from the SPA  in ocxl_link_remove_pe()
713 	 * old PE cannot be reloaded erroneously.  in ocxl_link_remove_pe()
727 		WARN(1, "Couldn't find pe data when removing PE\n");  in ocxl_link_remove_pe()