55 	struct radix_tree_root pe_tree; /* Maps PE handles to pe_data */
70 		u64 pe;  member
107 static void read_irq(struct spa *spa, u64 *dsisr, u64 *dar, u64 *pe)  in read_irq()  argument
114 	*pe = reg & SPA_PE_MASK;  in read_irq()
130 		trace_ocxl_fault_ack(spa->spa_mem, spa->xsl_fault.pe,  in ack_irq()
194 	struct ocxl_process_element *pe;  in xsl_fault_handler()  local
202 	pe = spa->spa_mem + pe_handle;  in xsl_fault_handler()
203 	pid = be32_to_cpu(pe->pid);  in xsl_fault_handler()
204 	/* We could be reading all null values here if the PE is being  in xsl_fault_handler()
222 		 * AFU about PASID termination before removing the PE,  in xsl_fault_handler()
249 			spa->xsl_fault.pe = pe_handle;  in xsl_fault_handler()
544 	struct ocxl_process_element *pe;  in ocxl_link_add_pe()  local
554 	pe = spa->spa_mem + pe_handle;  in ocxl_link_add_pe()
556 	if (pe->software_state) {  in ocxl_link_add_pe()
573 	memset(pe, 0, sizeof(struct ocxl_process_element));  in ocxl_link_add_pe()
574 	pe->config_state = cpu_to_be64(calculate_cfg_state(pidr == 0));  in ocxl_link_add_pe()
575 	pe->pasid = cpu_to_be32(pasid << (31 - 19));  in ocxl_link_add_pe()
576 	pe->bdf = cpu_to_be16(bdf);  in ocxl_link_add_pe()
577 	pe->lpid = cpu_to_be32(mfspr(SPRN_LPID));  in ocxl_link_add_pe()
578 	pe->pid = cpu_to_be32(pidr);  in ocxl_link_add_pe()
579 	pe->tid = cpu_to_be32(tidr);  in ocxl_link_add_pe()
580 	pe->amr = cpu_to_be64(amr);  in ocxl_link_add_pe()
581 	pe->software_state = cpu_to_be32(SPA_PE_VALID);  in ocxl_link_add_pe()
600 	 * Barrier is to make sure PE is visible in the SPA before it  in ocxl_link_add_pe()
634 	struct ocxl_process_element *pe;  in ocxl_link_update_pe()  local
641 	pe = spa->spa_mem + pe_handle;  in ocxl_link_update_pe()
645 	pe->tid = cpu_to_be32(tid);  in ocxl_link_update_pe()
648 	 * The barrier makes sure the PE is updated  in ocxl_link_update_pe()
650 	 * old PE cannot be reloaded erroneously.  in ocxl_link_update_pe()
670 	struct ocxl_process_element *pe;  in ocxl_link_remove_pe()  local
680 	 * Before removing the PE, the driver is supposed to have  in ocxl_link_remove_pe()
685 	 * We clear the PE and remove the context from our radix  in ocxl_link_remove_pe()
696 	pe = spa->spa_mem + pe_handle;  in ocxl_link_remove_pe()
700 	if (!(be32_to_cpu(pe->software_state) & SPA_PE_VALID)) {  in ocxl_link_remove_pe()
706 				be32_to_cpu(pe->pid), be32_to_cpu(pe->tid));  in ocxl_link_remove_pe()
708 	memset(pe, 0, sizeof(struct ocxl_process_element));  in ocxl_link_remove_pe()
710 	 * The barrier makes sure the PE is removed from the SPA  in ocxl_link_remove_pe()
712 	 * old PE cannot be reloaded erroneously.  in ocxl_link_remove_pe()
726 		WARN(1, "Couldn't find pe data when removing PE\n");  in ocxl_link_remove_pe()