50 	struct radix_tree_root pe_tree; /* Maps PE handles to pe_data */
65 		u64 pe;  member
100 static void read_irq(struct spa *spa, u64 *dsisr, u64 *dar, u64 *pe)  in read_irq()  argument
107 	*pe = reg & SPA_PE_MASK;  in read_irq()
123 		trace_ocxl_fault_ack(spa->spa_mem, spa->xsl_fault.pe,  in ack_irq()
187 	struct ocxl_process_element *pe;  in xsl_fault_handler()  local
195 	pe = spa->spa_mem + pe_handle;  in xsl_fault_handler()
196 	pid = be32_to_cpu(pe->pid);  in xsl_fault_handler()
197 	/* We could be reading all null values here if the PE is being  in xsl_fault_handler()
215 		 * AFU about PASID termination before removing the PE,  in xsl_fault_handler()
242 			spa->xsl_fault.pe = pe_handle;  in xsl_fault_handler()
503 	struct ocxl_process_element *pe;  in ocxl_link_add_pe()  local
513 	pe = spa->spa_mem + pe_handle;  in ocxl_link_add_pe()
515 	if (pe->software_state) {  in ocxl_link_add_pe()
530 	memset(pe, 0, sizeof(struct ocxl_process_element));  in ocxl_link_add_pe()
531 	pe->config_state = cpu_to_be64(calculate_cfg_state(pidr == 0));  in ocxl_link_add_pe()
532 	pe->lpid = cpu_to_be32(mfspr(SPRN_LPID));  in ocxl_link_add_pe()
533 	pe->pid = cpu_to_be32(pidr);  in ocxl_link_add_pe()
534 	pe->tid = cpu_to_be32(tidr);  in ocxl_link_add_pe()
535 	pe->amr = cpu_to_be64(amr);  in ocxl_link_add_pe()
536 	pe->software_state = cpu_to_be32(SPA_PE_VALID);  in ocxl_link_add_pe()
546 	 * Barrier is to make sure PE is visible in the SPA before it  in ocxl_link_add_pe()
580 	struct ocxl_process_element *pe;  in ocxl_link_update_pe()  local
587 	pe = spa->spa_mem + pe_handle;  in ocxl_link_update_pe()
591 	pe->tid = cpu_to_be32(tid);  in ocxl_link_update_pe()
594 	 * The barrier makes sure the PE is updated  in ocxl_link_update_pe()
596 	 * old PE cannot be reloaded erroneously.  in ocxl_link_update_pe()
616 	struct ocxl_process_element *pe;  in ocxl_link_remove_pe()  local
626 	 * Before removing the PE, the driver is supposed to have  in ocxl_link_remove_pe()
631 	 * We clear the PE and remove the context from our radix  in ocxl_link_remove_pe()
642 	pe = spa->spa_mem + pe_handle;  in ocxl_link_remove_pe()
646 	if (!(be32_to_cpu(pe->software_state) & SPA_PE_VALID)) {  in ocxl_link_remove_pe()
652 				be32_to_cpu(pe->pid), be32_to_cpu(pe->tid));  in ocxl_link_remove_pe()
654 	memset(pe, 0, sizeof(struct ocxl_process_element));  in ocxl_link_remove_pe()
656 	 * The barrier makes sure the PE is removed from the SPA  in ocxl_link_remove_pe()
658 	 * old PE cannot be reloaded erroneously.  in ocxl_link_remove_pe()
672 		WARN(1, "Couldn't find pe data when removing PE\n");  in ocxl_link_remove_pe()