522 int ibmphp_hpc_readslot(struct slot *pslot, u8 cmd, u8 *pstatus)  in ibmphp_hpc_readslot()  argument
530 	debug_polling("%s - Entry pslot[%p] cmd[%x] pstatus[%p]\n", __func__, pslot, cmd, pstatus);  in ibmphp_hpc_readslot()
532 	if ((pslot == NULL)  in ibmphp_hpc_readslot()
540 		busindex = ibmphp_get_bus_index(pslot->bus);  in ibmphp_hpc_readslot()
548 		index = pslot->ctlr_index;  in ibmphp_hpc_readslot()
558 	ctlr_ptr = pslot->ctrl;  in ibmphp_hpc_readslot()
576 			pslot->ctrl->status = status;  in ibmphp_hpc_readslot()
577 			pslot->status = ctrl_read(ctlr_ptr, wpg_bbar, index);  in ibmphp_hpc_readslot()
581 				pslot->ext_status = ctrl_read(ctlr_ptr, wpg_bbar, index + WPG_1ST_EXTSLOT_INDEX);  in ibmphp_hpc_readslot()
601 			pslot->busstatus = ctrl_read(ctlr_ptr, wpg_bbar, index);  in ibmphp_hpc_readslot()
616 			list_for_each_entry(pslot, &ibmphp_slot_head,  in ibmphp_hpc_readslot()
618 				index = pslot->ctlr_index;  in ibmphp_hpc_readslot()
622 					pslot->status = ctrl_read(ctlr_ptr, wpg_bbar, index);  in ibmphp_hpc_readslot()
626 						pslot->ext_status =  in ibmphp_hpc_readslot()
660 int ibmphp_hpc_writeslot(struct slot *pslot, u8 cmd)  in ibmphp_hpc_writeslot()  argument
670 	debug_polling("%s - Entry pslot[%p] cmd[%x]\n", __func__, pslot, cmd);  in ibmphp_hpc_writeslot()
671 	if (pslot == NULL) {  in ibmphp_hpc_writeslot()
680 		busindex = ibmphp_get_bus_index(pslot->bus);  in ibmphp_hpc_writeslot()
688 		index = pslot->ctlr_index;  in ibmphp_hpc_writeslot()
698 	ctlr_ptr = pslot->ctrl;  in ibmphp_hpc_writeslot()
807 	struct slot *pslot = NULL;  in poll_hpc()  local
825 			list_for_each_entry(pslot, &ibmphp_slot_head,  in poll_hpc()
829 				if (pslot->ctrl->ctlr_relative_id == ctrl_count) {  in poll_hpc()
831 					if (READ_SLOT_LATCH(pslot->ctrl)) {  in poll_hpc()
832 						rc = ibmphp_hpc_readslot(pslot,  in poll_hpc()
838 									       pslot->ctrl);  in poll_hpc()
846 			list_for_each_entry(pslot, &ibmphp_slot_head,  in poll_hpc()
849 				memcpy((void *) &myslot, (void *) pslot,  in poll_hpc()
851 				rc = ibmphp_hpc_readslot(pslot, READ_ALLSTAT, NULL);  in poll_hpc()
852 				if ((myslot.status != pslot->status)  in poll_hpc()
853 				    || (myslot.ext_status != pslot->ext_status))  in poll_hpc()
854 					process_changeinstatus(pslot, &myslot);  in poll_hpc()
857 			list_for_each_entry(pslot, &ibmphp_slot_head,  in poll_hpc()
861 				if (pslot->ctrl->ctlr_relative_id == ctrl_count) {  in poll_hpc()
863 					if (READ_SLOT_LATCH(pslot->ctrl))  in poll_hpc()
864 						rc = ibmphp_hpc_readslot(pslot,  in poll_hpc()
916 static int process_changeinstatus(struct slot *pslot, struct slot *poldslot)  in process_changeinstatus()  argument
923 	debug("process_changeinstatus - Entry pslot[%p], poldslot[%p]\n", pslot, poldslot);  in process_changeinstatus()
926 	if ((pslot->status & 0x01) != (poldslot->status & 0x01))  in process_changeinstatus()
933 	if ((pslot->status & 0x04) != (poldslot->status & 0x04))  in process_changeinstatus()
938 	if (((pslot->status & 0x08) != (poldslot->status & 0x08))  in process_changeinstatus()
939 		|| ((pslot->status & 0x10) != (poldslot->status & 0x10)))  in process_changeinstatus()
943 	if ((pslot->status & 0x20) != (poldslot->status & 0x20))  in process_changeinstatus()
952 	if ((pslot->status & 0x80) != (poldslot->status & 0x80)) {  in process_changeinstatus()
955 		if (pslot->status & 0x80) {  in process_changeinstatus()
956 			if (SLOT_PWRGD(pslot->status)) {  in process_changeinstatus()
960 				rc = ibmphp_hpc_readslot(pslot, READ_SLOTSTATUS, &status);  in process_changeinstatus()
964 					pslot->status &= ~HPC_SLOT_POWER;  in process_changeinstatus()
975 	if ((pslot->ext_status & 0x08) != (poldslot->ext_status & 0x08))  in process_changeinstatus()
980 		pslot->flag = 0;  in process_changeinstatus()
981 		rc = ibmphp_do_disable_slot(pslot);  in process_changeinstatus()
985 		ibmphp_update_slot_info(pslot);  in process_changeinstatus()
1004 	struct slot myslot, *pslot;  in process_changeinlatch()  local
1015 			pslot = ibmphp_get_slot_from_physical_num(i);  in process_changeinlatch()
1016 			if (pslot) {  in process_changeinlatch()
1017 				memcpy((void *) &myslot, (void *) pslot, sizeof(struct slot));  in process_changeinlatch()
1018 				rc = ibmphp_hpc_readslot(pslot, READ_ALLSTAT, NULL);  in process_changeinlatch()
1020 				process_changeinstatus(pslot, &myslot);  in process_changeinlatch()