qla_init.c revision cca5335caf2d19ef8bd6b833445d2c6ca652a89b
11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *                  QLOGIC LINUX SOFTWARE
31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * QLogic ISP2x00 device driver for Linux 2.6.x
5ae91193cd5bc80b4d62b1d4f0e7f3fea48f41ccdAndrew Vasquez * Copyright (C) 2003-2005 QLogic Corporation
61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (www.qlogic.com)
71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify it
91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * under the terms of the GNU General Public License as published by the
101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Free Software Foundation; either version 2, or (at your option) any
111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * later version.
121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is distributed in the hope that it will be useful, but
141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * WITHOUT ANY WARRANTY; without even the implied warranty of
151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * General Public License for more details.
171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "qla_def.h"
201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/delay.h>
220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez#include <linux/vmalloc.h>
230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez#include <linux/firmware.h>
248482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>#include <scsi/scsi_transport_fc.h>
251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "qla_devtbl.h"
271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */
291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef EXT_IS_LUN_BIT_SET
301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define EXT_IS_LUN_BIT_SET(P,L) \
311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds    (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0)
321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define EXT_SET_LUN_BIT(P,L) \
331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds    ((P)->mask[L/8] |= (0x80 >> (L%8)))
341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif
351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*  QLogic ISP2x00 Hardware Support Function Prototypes.
381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_isp_firmware(scsi_qla_host_t *);
401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void qla2x00_resize_request_q(scsi_qla_host_t *);
411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_setup_chip(scsi_qla_host_t *);
421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void qla2x00_init_response_q_entries(scsi_qla_host_t *);
431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_init_rings(scsi_qla_host_t *);
441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_fw_ready(scsi_qla_host_t *);
451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_configure_hba(scsi_qla_host_t *);
461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_configure_loop(scsi_qla_host_t *);
471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_configure_local_loop(scsi_qla_host_t *);
481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void qla2x00_update_fcport(scsi_qla_host_t *, fc_port_t *);
491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_configure_fabric(scsi_qla_host_t *);
501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *);
511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_device_resync(scsi_qla_host_t *);
521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds    uint16_t *);
541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int qla2x00_restart_isp(scsi_qla_host_t *);
561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/****************************************************************************/
581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*                QLogic ISP2x00 Hardware Support Functions.                */
591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/****************************************************************************/
601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* qla2x00_initialize_adapter
631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      Initialize board.
641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Input:
661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      ha = adapter block pointer.
671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Returns:
691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      0 = success
701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint
721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_initialize_adapter(scsi_qla_host_t *ha)
731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval;
751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t	restart_risc = 0;
761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t	retry;
771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t wait_time;
781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Clear adapter flags. */
801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.online = 0;
811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.reset_active = 0;
821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME);
831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	atomic_set(&ha->loop_state, LOOP_DOWN);
841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->device_flags = 0;
851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->dpc_flags = 0;
861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.management_server_logged_in = 0;
871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->marker_needed = 0;
881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->mbx_flags = 0;
891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->isp_abort_cnt = 0;
901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->beacon_blink_led = 0;
91cca5335caf2d19ef8bd6b833445d2c6ca652a89bAndrew Vasquez	set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags);
921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
94abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	rval = ha->isp_ops.pci_config(ha);
951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2(printk("scsi(%ld): Unable to configure PCI space=n",
971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (rval);
991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
101abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->isp_ops.reset_chip(ha);
1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
1040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
105abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->isp_ops.nvram_config(ha);
1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	retry = 10;
1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Try to configure the loop.
1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	do {
1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		restart_risc = 0;
1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* If firmware needs to be loaded */
1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) {
118abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez			if ((rval = ha->isp_ops.chip_diag(ha)) == QLA_SUCCESS) {
1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval = qla2x00_setup_chip(ha);
1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval == QLA_SUCCESS &&
1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (rval = qla2x00_init_rings(ha)) == QLA_SUCCESS) {
1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscheck_fw_ready_again:
1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
127fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez			 * Wait for a successful LIP up to a maximum
1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * of (in seconds): RISC login timeout value,
1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * RISC retry count value, and port down retry
130fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez			 * value OR a minimum of 4 seconds OR If no
1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * cable, only 5 seconds.
1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = qla2x00_fw_ready(ha);
1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rval == QLA_SUCCESS) {
1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags);
1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				/* Issue a marker after FW becomes ready. */
1380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				qla2x00_marker(ha, 0, 0, MK_SYNC_ALL);
1390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/*
1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 * Wait at most MAX_TARGET RSCNs for a stable
1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 * link.
1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 */
1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				wait_time = 256;
1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				do {
1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					clear_bit(LOOP_RESYNC_NEEDED,
1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    &ha->dpc_flags);
1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					rval = qla2x00_configure_loop(ha);
1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					if (test_and_clear_bit(ISP_ABORT_NEEDED,
1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    &ha->dpc_flags)) {
1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds						restart_risc = 1;
1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds						break;
1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					}
1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					/*
1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 * If loop state change while we were
1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 * discoverying devices then wait for
1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 * LIP to complete
1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 */
1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					if (atomic_read(&ha->loop_state) ==
1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    LOOP_DOWN && retry--) {
1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds						goto check_fw_ready_again;
1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					}
1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					wait_time--;
1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				} while (!atomic_read(&ha->loop_down_timer) &&
1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    retry &&
1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    wait_time &&
1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    (test_bit(LOOP_RESYNC_NEEDED,
1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					&ha->dpc_flags)));
1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (wait_time == 0)
1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					rval = QLA_FUNCTION_FAILED;
1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else if (ha->device_flags & DFLG_NO_CABLE)
1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* If no cable, then all is good. */
1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval = QLA_SUCCESS;
1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} while (restart_risc && retry--);
1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval == QLA_SUCCESS) {
1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags);
1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla2x00_marker(ha, 0, 0, MK_SYNC_ALL);
1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->marker_needed = 0;
1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.online = 1;
1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
195abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
200abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezint
201abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezqla2100_pci_config(scsi_qla_host_t *ha)
2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
203abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	uint16_t w, mwi;
204abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	unsigned long flags;
2053d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_set_master(ha->pdev);
2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	mwi = 0;
2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (pci_set_mwi(ha->pdev))
2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		mwi = PCI_COMMAND_INVALIDATE;
2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision);
2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
215abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_write_config_word(ha->pdev, PCI_COMMAND, w);
216abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
217abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	/* Reset expansion ROM address decode enable */
218abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_read_config_word(ha->pdev, PCI_ROM_ADDRESS, &w);
219abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	w &= ~PCI_ROM_ADDRESS_ENABLE;
220abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_write_config_word(ha->pdev, PCI_ROM_ADDRESS, w);
2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
2221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Get PCI bus information. */
2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_lock_irqsave(&ha->hardware_lock, flags);
2243d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_unlock_irqrestore(&ha->hardware_lock, flags);
2261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
227abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	return QLA_SUCCESS;
228abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez}
2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
230abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez/**
231abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
232abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez * @ha: HA context
233abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez *
234abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez * Returns 0 on success.
235abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez */
236abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezint
237abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezqla2300_pci_config(scsi_qla_host_t *ha)
238abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez{
239abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	uint16_t	w, mwi;
240abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	unsigned long   flags = 0;
241abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	uint32_t	cnt;
2423d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
244abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_set_master(ha->pdev);
245abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	mwi = 0;
246abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	if (pci_set_mwi(ha->pdev))
247abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		mwi = PCI_COMMAND_INVALIDATE;
248abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision);
2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
250abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
251abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
253abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	if (IS_QLA2322(ha) || IS_QLA6322(ha))
254abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		w &= ~PCI_COMMAND_INTX_DISABLE;
2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
256abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	/*
257abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	 * If this is a 2300 card and not 2312, reset the
258abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
259abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	 * the 2310 also reports itself as a 2300 so we need to get the
260abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	 * fb revision level -- a 6 indicates it really is a 2300 and
261abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	 * not a 2310.
262abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	 */
263abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	if (IS_QLA2300(ha)) {
264abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		spin_lock_irqsave(&ha->hardware_lock, flags);
2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
266abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		/* Pause RISC. */
2673d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
268abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		for (cnt = 0; cnt < 30000; cnt++) {
2693d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez			if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
270abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez				break;
2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
272abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez			udelay(10);
273abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		}
2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
275abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		/* Select FPM registers. */
2763d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		WRT_REG_WORD(&reg->ctrl_status, 0x20);
2773d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		RD_REG_WORD(&reg->ctrl_status);
278abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
279abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		/* Get the fb rev level */
2803d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		ha->fb_rev = RD_FB_CMD_REG(ha, reg);
281abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
282abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		if (ha->fb_rev == FPM_2300)
283abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez			w &= ~PCI_COMMAND_INVALIDATE;
284abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
285abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		/* Deselect FPM registers. */
2863d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		WRT_REG_WORD(&reg->ctrl_status, 0x0);
2873d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		RD_REG_WORD(&reg->ctrl_status);
288abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
289abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		/* Release RISC module. */
2903d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
291abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		for (cnt = 0; cnt < 30000; cnt++) {
2923d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez			if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
293abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez				break;
294abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
295abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez			udelay(10);
2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
2971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
298abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		spin_unlock_irqrestore(&ha->hardware_lock, flags);
299abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	}
3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_write_config_word(ha->pdev, PCI_COMMAND, w);
3011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
302abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
303abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Reset expansion ROM address decode enable */
3051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_read_config_word(ha->pdev, PCI_ROM_ADDRESS, &w);
3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	w &= ~PCI_ROM_ADDRESS_ENABLE;
3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_write_config_word(ha->pdev, PCI_ROM_ADDRESS, w);
3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
309abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	/* Get PCI bus information. */
310abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	spin_lock_irqsave(&ha->hardware_lock, flags);
3113d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
312abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	spin_unlock_irqrestore(&ha->hardware_lock, flags);
313abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
314abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	return QLA_SUCCESS;
3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
3171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
3180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
3190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * @ha: HA context
3200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez *
3210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * Returns 0 on success.
3220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez */
3230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezint
3240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_pci_config(scsi_qla_host_t *ha)
3250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
3260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t w, mwi;
3270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	unsigned long flags = 0;
3280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
3290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int pcix_cmd_reg, pcie_dctl_reg;
3300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_set_master(ha->pdev);
3320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	mwi = 0;
3330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (pci_set_mwi(ha->pdev))
3340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		mwi = PCI_COMMAND_INVALIDATE;
3350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision);
3360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
3380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
3390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	w &= ~PCI_COMMAND_INTX_DISABLE;
3400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_write_config_word(ha->pdev, PCI_COMMAND, w);
3410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
3430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
3450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pcix_cmd_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX);
3460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (pcix_cmd_reg) {
3470107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		uint16_t pcix_cmd;
3480107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3490107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pcix_cmd_reg += PCI_X_CMD;
3500107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pci_read_config_word(ha->pdev, pcix_cmd_reg, &pcix_cmd);
3510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pcix_cmd &= ~PCI_X_CMD_MAX_READ;
3520107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pcix_cmd |= 0x0008;
3530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pci_write_config_word(ha->pdev, pcix_cmd_reg, pcix_cmd);
3540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
3550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* PCIe -- adjust Maximum Read Request Size (2048). */
3570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pcie_dctl_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
3580107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (pcie_dctl_reg) {
3590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		uint16_t pcie_dctl;
3600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pcie_dctl_reg += PCI_EXP_DEVCTL;
3620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pci_read_config_word(ha->pdev, pcie_dctl_reg, &pcie_dctl);
3630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pcie_dctl &= ~PCI_EXP_DEVCTL_READRQ;
3640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pcie_dctl |= 0x4000;
3650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		pci_write_config_word(ha->pdev, pcie_dctl_reg, pcie_dctl);
3660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
3670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Reset expansion ROM address decode enable */
3690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_read_config_word(ha->pdev, PCI_ROM_ADDRESS, &w);
3700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	w &= ~PCI_ROM_ADDRESS_ENABLE;
3710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	pci_write_config_word(ha->pdev, PCI_ROM_ADDRESS, w);
3720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Get PCI bus information. */
3740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	spin_lock_irqsave(&ha->hardware_lock, flags);
3750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
3760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	spin_unlock_irqrestore(&ha->hardware_lock, flags);
3770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return QLA_SUCCESS;
3790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
3800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
3810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez/**
3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_isp_firmware() - Choose firmware image.
3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
3841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
3851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
3861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_isp_firmware(scsi_qla_host_t *ha)
3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int  rval;
3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Assume loading risc code */
393fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez	rval = QLA_FUNCTION_FAILED;
3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
3951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->flags.disable_risc_code_load) {
3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
3971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Verify checksum of loaded RISC code. */
4011c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez		rval = qla2x00_verify_checksum(ha,
4021c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez		    IS_QLA24XX(ha) || IS_QLA25XX(ha) ? RISC_SADDRESS :
4031c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez		    *ha->brd_info->fw_info[0].fwstart);
4041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
4051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
4101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_reset_chip() - Reset ISP chip.
4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
420abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezvoid
421fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquezqla2x00_reset_chip(scsi_qla_host_t *ha)
4221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long   flags = 0;
4243d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t	cnt;
4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long	mbx_flags = 0;
4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	cmd;
4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
429abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->isp_ops.disable_intrs(ha);
4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_lock_irqsave(&ha->hardware_lock, flags);
4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Turn off master enable */
4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	cmd = 0;
4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	cmd &= ~PCI_COMMAND_MASTER;
4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!IS_QLA2100(ha)) {
4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Pause RISC. */
4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			for (cnt = 0; cnt < 30000; cnt++) {
4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if ((RD_REG_WORD(&reg->hccr) &
4451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    HCCR_RISC_PAUSE) != 0)
4461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					break;
4471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				udelay(100);
4481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
4491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
4501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			RD_REG_WORD(&reg->hccr);	/* PCI Posting. */
4511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			udelay(10);
4521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
4531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Select FPM registers. */
4551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->ctrl_status, 0x20);
4561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->ctrl_status);		/* PCI Posting. */
4571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* FPM Soft Reset. */
4591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
4601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->fpm_diag_config);	/* PCI Posting. */
4611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Toggle Fpm Reset. */
4631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!IS_QLA2200(ha)) {
4641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
4651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
4661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
4671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Select frame buffer registers. */
4691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->ctrl_status, 0x10);
4701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->ctrl_status);		/* PCI Posting. */
4711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Reset frame buffer FIFOs. */
4731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA2200(ha)) {
4741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			WRT_FB_CMD_REG(ha, reg, 0xa000);
4751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			RD_FB_CMD_REG(ha, reg);		/* PCI Posting. */
4761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
4771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			WRT_FB_CMD_REG(ha, reg, 0x00fc);
4781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Read back fb_cmd until zero or 3 seconds max */
4801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			for (cnt = 0; cnt < 3000; cnt++) {
4811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
4821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					break;
4831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				udelay(100);
4841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
4851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
4861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Select RISC module registers. */
4881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->ctrl_status, 0);
4891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->ctrl_status);		/* PCI Posting. */
4901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Reset RISC processor. */
4921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
4931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
4941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
4951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Release RISC processor. */
4961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
4971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
4981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
4991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
5011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
5021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Reset ISP chip. */
5041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
5051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Wait for RISC to recover from reset. */
5071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
5081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
5091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * It is necessary to for a delay here since the card doesn't
5101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * respond to PCI reads during a reset. On some architectures
5111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * this will result in an MCA.
5121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
5131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		udelay(20);
5141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		for (cnt = 30000; cnt; cnt--) {
5151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if ((RD_REG_WORD(&reg->ctrl_status) &
5161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    CSR_ISP_SOFT_RESET) == 0)
5171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
5181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			udelay(100);
5191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
5201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else
5211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		udelay(10);
5221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Reset RISC processor. */
5241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
5251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->semaphore, 0);
5271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Release RISC processor. */
5291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
5301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	RD_REG_WORD(&reg->hccr);			/* PCI Posting. */
5311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
5331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		for (cnt = 0; cnt < 30000; cnt++) {
5341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (!(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)))
5351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				spin_lock_irqsave(&ha->mbx_reg_lock, mbx_flags);
5361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) {
5381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (!(test_bit(ABORT_ISP_ACTIVE,
5391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    &ha->dpc_flags)))
5401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					spin_unlock_irqrestore(
5411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    &ha->mbx_reg_lock, mbx_flags);
5421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
5431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
5441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (!(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)))
5461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				spin_unlock_irqrestore(&ha->mbx_reg_lock,
5471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    mbx_flags);
5481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			udelay(100);
5501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
5511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else
5521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		udelay(100);
5531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Turn on master enable */
5551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	cmd |= PCI_COMMAND_MASTER;
5561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
5571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Disable RISC pause on FPM parity error. */
5591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!IS_QLA2100(ha)) {
5601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
5611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		RD_REG_WORD(&reg->hccr);		/* PCI Posting. */
5621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
5631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_unlock_irqrestore(&ha->hardware_lock, flags);
5651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
5661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
5671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
56888c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
5690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * @ha: HA context
5700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez *
5710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * Returns 0 on success.
5720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez */
57388c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquezstatic inline void
57488c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquezqla24xx_reset_risc(scsi_qla_host_t *ha)
5750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
5760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	unsigned long flags = 0;
5770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
5780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t cnt, d2;
5790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
5800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	spin_lock_irqsave(&ha->hardware_lock, flags);
5810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
5820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Reset RISC. */
5830107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
5840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (cnt = 0; cnt < 30000; cnt++) {
5850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
5860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			break;
5870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
5880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		udelay(10);
5890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
5900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
5910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->ctrl_status,
5920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
59388c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	RD_REG_DWORD(&reg->ctrl_status);
59488c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez
59588c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	/* Wait for firmware to complete NVRAM accesses. */
59688c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	udelay(5);
59788c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
59888c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	for (cnt = 10000 ; cnt && d2; cnt--) {
59988c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez		udelay(5);
60088c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez		d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
60188c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez		barrier();
60288c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	}
60388c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez
6040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	udelay(20);
6050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	d2 = RD_REG_DWORD(&reg->ctrl_status);
6060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
6070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		udelay(5);
6080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		d2 = RD_REG_DWORD(&reg->ctrl_status);
6090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		barrier();
6100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
6110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
6120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
6130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	RD_REG_DWORD(&reg->hccr);
6140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
6150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
6160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	RD_REG_DWORD(&reg->hccr);
6170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
6180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
6190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	RD_REG_DWORD(&reg->hccr);
6200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
6210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
6220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (cnt = 6000000 ; cnt && d2; cnt--) {
6230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		udelay(5);
6240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
6250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		barrier();
6260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
6270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
6280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	spin_unlock_irqrestore(&ha->hardware_lock, flags);
6290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
6300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
6310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez/**
63288c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez * qla24xx_reset_chip() - Reset ISP24xx chip.
63388c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez * @ha: HA context
63488c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez *
63588c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez * Returns 0 on success.
63688c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez */
63788c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquezvoid
63888c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquezqla24xx_reset_chip(scsi_qla_host_t *ha)
63988c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez{
64088c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	ha->isp_ops.disable_intrs(ha);
64188c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez
64288c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	/* Perform RISC reset. */
64388c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	qla24xx_reset_risc(ha);
64488c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez}
64588c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez
64688c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez/**
6471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_chip_diag() - Test chip for proper operation.
6481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
6491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
6501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
6511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
652abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezint
6531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_chip_diag(scsi_qla_host_t *ha)
6541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
6551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		rval;
6563d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
6571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long	flags = 0;
6581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	data;
6591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t	cnt;
6601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	mb[5];
6611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Assume a failed state */
6631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_FUNCTION_FAILED;
6641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
6661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no, (u_long)&reg->flash_address));
6671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_lock_irqsave(&ha->hardware_lock, flags);
6691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Reset ISP chip. */
6711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
6721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
6741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * We need to have a delay here since the card will not respond while
6751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * in reset causing an MCA on some architectures.
6761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
6771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	udelay(20);
6781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	data = qla2x00_debounce_register(&reg->ctrl_status);
6791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
6801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		udelay(5);
6811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		data = RD_REG_WORD(&reg->ctrl_status);
6821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		barrier();
6831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
6841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!cnt)
6861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		goto chip_diag_failed;
6871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
6891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no));
6901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Reset RISC processor. */
6921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
6931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
6941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
6951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Workaround for QLA2312 PCI parity error */
6961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
6971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
6981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
6991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			udelay(5);
7001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			data = RD_MAILBOX_REG(ha, reg, 0);
701fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez			barrier();
7021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
7031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else
7041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		udelay(10);
7051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!cnt)
7071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		goto chip_diag_failed;
7081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Check product ID of chip */
7101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no));
7111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	mb[1] = RD_MAILBOX_REG(ha, reg, 1);
7131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	mb[2] = RD_MAILBOX_REG(ha, reg, 2);
7141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	mb[3] = RD_MAILBOX_REG(ha, reg, 3);
7151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
7161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
7171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    mb[3] != PROD_ID_3) {
7181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_WARNING, ha,
7191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
7201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		goto chip_diag_failed;
7221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
7231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->product_id[0] = mb[1];
7241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->product_id[1] = mb[2];
7251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->product_id[2] = mb[3];
7261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->product_id[3] = mb[4];
7271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Adjust fw RISC transfer size */
7291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->request_q_length > 1024)
7301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
7311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	else
7321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
7331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->request_q_length;
7341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2200(ha) &&
7361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
7371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Limit firmware transfer size with a 2200A */
7381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
7391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
7401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_transfer_size = 128;
7421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
7431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Wrap Incoming Mailboxes Test. */
7451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_unlock_irqrestore(&ha->hardware_lock, flags);
7461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no));
7481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = qla2x00_mbx_reg_test(ha);
7491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
7501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
7511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
7521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_WARNING, ha,
7531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "Failed mailbox send register test\n");
7541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
7551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	else {
7561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Flag a successful rval */
7571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = QLA_SUCCESS;
7581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
7591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_lock_irqsave(&ha->hardware_lock, flags);
7601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldschip_diag_failed:
7621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval)
7631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
7641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "****\n", ha->host_no));
7651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_unlock_irqrestore(&ha->hardware_lock, flags);
7671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
7691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
7701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
7711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
7720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * qla24xx_chip_diag() - Test ISP24xx for proper operation.
7730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * @ha: HA context
7740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez *
7750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez * Returns 0 on success.
7760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez */
7770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezint
7780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_chip_diag(scsi_qla_host_t *ha)
7790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
7800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int rval;
7810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
78288c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	/* Perform RISC reset. */
78388c2666351f41a7d4459e79594f687a356f5e57cAndrew Vasquez	qla24xx_reset_risc(ha);
7840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
7850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
7860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
7870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = qla2x00_mbx_reg_test(ha);
7880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (rval) {
7890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
7900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    ha->host_no));
7910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
7920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Failed mailbox send register test\n");
7930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	} else {
7940107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Flag a successful rval */
7950107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		rval = QLA_SUCCESS;
7960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
7970107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
7980107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return rval;
7990107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
8000107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
8010107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezstatic void
8020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla2x00_alloc_fw_dump(scsi_qla_host_t *ha)
8030107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
8040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->fw_dumped = 0;
8050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->fw_dump24_len = sizeof(struct qla24xx_fw_dump);
8060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->fw_dump24_len += (ha->fw_memory_size - 0x100000) * sizeof(uint32_t);
8070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->fw_dump24 = vmalloc(ha->fw_dump24_len);
8080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (ha->fw_dump24)
8090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware "
8100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "dump...\n", ha->fw_dump24_len / 1024);
8110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	else
8120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
8130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "firmware dump!!!\n", ha->fw_dump24_len / 1024);
8140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
8150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
8160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez/**
8171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_resize_request_q() - Resize request queue given available ISP memory.
8181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
8191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
8201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
8211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
8221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void
8231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_resize_request_q(scsi_qla_host_t *ha)
8241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
8251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int rval;
8261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t fw_iocb_cnt = 0;
8271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM;
8281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	dma_addr_t request_dma;
8291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	request_t *request_ring;
8301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Valid only on recent ISPs. */
8321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2100(ha) || IS_QLA2200(ha))
8331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return;
8341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (IS_QLA24XX(ha) || IS_QLA25XX(ha))
8360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla2x00_alloc_fw_dump(ha);
8370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
8381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Retrieve IOCB counts available to the firmware. */
8391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt);
8401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval)
8411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return;
8421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* No point in continuing if current settings are sufficient. */
8431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (fw_iocb_cnt < 1024)
8441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return;
8451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->request_q_length >= request_q_length)
8461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return;
8471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Attempt to claim larger area for request queue. */
8491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	request_ring = dma_alloc_coherent(&ha->pdev->dev,
8501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (request_q_length + 1) * sizeof(request_t), &request_dma,
8511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    GFP_KERNEL);
8521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (request_ring == NULL)
8531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return;
8541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Resize successful, report extensions. */
8561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n",
8571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (ha->fw_memory_size + 1) / 1024);
8581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla_printk(KERN_INFO, ha, "Resizing request queue depth "
8591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    "(%d -> %d)...\n", ha->request_q_length, request_q_length);
8601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Clear old allocations. */
8621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	dma_free_coherent(&ha->pdev->dev,
8631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring,
8641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->request_dma);
8651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Begin using larger queue. */
8671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->request_q_length = request_q_length;
8681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->request_ring = request_ring;
8691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->request_dma = request_dma;
8701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
8711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
8731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_setup_chip() - Load and start RISC firmware.
8741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
8751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
8761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
8771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
8781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
8791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_setup_chip(scsi_qla_host_t *ha)
8801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
8810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int rval;
8820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t srisc_address = 0;
8831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Load firmware sequences */
8850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = ha->isp_ops.load_risc(ha, &srisc_address);
8860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (rval == QLA_SUCCESS) {
8871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
8881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "code.\n", ha->host_no));
8891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		rval = qla2x00_verify_checksum(ha, srisc_address);
8911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval == QLA_SUCCESS) {
8921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Start firmware execution. */
8931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("scsi(%ld): Checksum OK, start "
8941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "firmware.\n", ha->host_no));
8951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
8960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			rval = qla2x00_execute_fw(ha, srisc_address);
8971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Retrieve firmware information. */
8981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rval == QLA_SUCCESS && ha->fw_major_version == 0) {
8991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla2x00_get_fw_version(ha,
9001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    &ha->fw_major_version,
9011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    &ha->fw_minor_version,
9021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    &ha->fw_subminor_version,
9031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    &ha->fw_attributes, &ha->fw_memory_size);
9041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla2x00_resize_request_q(ha);
9051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
9061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
9071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG2(printk(KERN_INFO
9081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "scsi(%ld): ISP Firmware failed checksum.\n",
9091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ha->host_no));
9101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
9111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
9121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
9141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
9151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
9161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
9171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
9191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
9201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
9221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_init_response_q_entries() - Initializes response queue entries.
9231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
9241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
9251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Beginning of request ring has initialization control block already built
9261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * by nvram config routine.
9271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
9281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
9291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
9301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void
9311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_init_response_q_entries(scsi_qla_host_t *ha)
9321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
9331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t cnt;
9341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	response_t *pkt;
9351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	pkt = ha->response_ring_ptr;
9371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (cnt = 0; cnt < ha->response_q_length; cnt++) {
9381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		pkt->signature = RESPONSE_PROCESSED;
9391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		pkt++;
9401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
9411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
9431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
9451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_update_fw_options() - Read and process firmware options.
9461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
9471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
9481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
9491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
950abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezvoid
9511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_update_fw_options(scsi_qla_host_t *ha)
9521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
9531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t swing, emphasis, tx_sens, rx_sens;
9541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	memset(ha->fw_options, 0, sizeof(ha->fw_options));
9561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla2x00_get_fw_options(ha, ha->fw_options);
9571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2100(ha) || IS_QLA2200(ha))
9591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return;
9601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Serial Link options. */
9621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Serial link options:\n",
9631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no));
9641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
9651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    sizeof(ha->fw_seriallink_options)));
9661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
9681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->fw_seriallink_options[3] & BIT_2) {
9691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
9701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*  1G settings */
9721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
9731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		emphasis = (ha->fw_seriallink_options[2] &
9741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (BIT_4 | BIT_3)) >> 3;
9751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		tx_sens = ha->fw_seriallink_options[0] &
976fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez		    (BIT_3 | BIT_2 | BIT_1 | BIT_0);
9771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rx_sens = (ha->fw_seriallink_options[0] &
9781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
9791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_options[10] = (emphasis << 14) | (swing << 8);
9801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
9811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rx_sens == 0x0)
9821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rx_sens = 0x3;
9831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
9841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (IS_QLA2322(ha) || IS_QLA6322(ha))
9851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->fw_options[10] |= BIT_5 |
9861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ((rx_sens & (BIT_1 | BIT_0)) << 2) |
9871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    (tx_sens & (BIT_1 | BIT_0));
9881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
9891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*  2G settings */
9901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		swing = (ha->fw_seriallink_options[2] &
9911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (BIT_7 | BIT_6 | BIT_5)) >> 5;
9921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
9931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		tx_sens = ha->fw_seriallink_options[1] &
994fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez		    (BIT_3 | BIT_2 | BIT_1 | BIT_0);
9951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rx_sens = (ha->fw_seriallink_options[1] &
9961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
9971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_options[11] = (emphasis << 14) | (swing << 8);
9981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
9991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rx_sens == 0x0)
10001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rx_sens = 0x3;
10011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
10021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (IS_QLA2322(ha) || IS_QLA6322(ha))
10031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->fw_options[11] |= BIT_5 |
10041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ((rx_sens & (BIT_1 | BIT_0)) << 2) |
10051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    (tx_sens & (BIT_1 | BIT_0));
10061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
10071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
10081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* FCP2 options. */
10091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*  Return command IOCBs without waiting for an ABTS to complete. */
10101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->fw_options[3] |= BIT_13;
10111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
10121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* LED scheme. */
10131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->flags.enable_led_scheme)
10141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->fw_options[2] |= BIT_12;
10151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
10161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Update firmware options. */
10171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla2x00_set_fw_options(ha, ha->fw_options);
10181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
10191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1020abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezvoid
10210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_update_fw_options(scsi_qla_host_t *ha)
10220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
10230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int rval;
10240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
10250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Update Serial Link options. */
10260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if ((ha->fw_seriallink_options24[0] & BIT_0) == 0)
10270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		return;
10280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
10290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = qla2x00_set_serdes_params(ha, ha->fw_seriallink_options24[1],
10300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    ha->fw_seriallink_options24[2], ha->fw_seriallink_options24[3]);
10310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (rval != QLA_SUCCESS) {
10320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
10330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Unable to update Serial Link options (%x).\n", rval);
10340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
10350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
10360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
10370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezvoid
1038abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezqla2x00_config_rings(struct scsi_qla_host *ha)
1039abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez{
10403d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1041abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
1042abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	/* Setup ring parameters in initialization control block. */
1043abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1044abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
1045abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length);
1046abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length);
1047abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma));
1048abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma));
1049abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma));
1050abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma));
1051abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
1052abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1053abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1054abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1055abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1056abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg));		/* PCI Posting. */
1057abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez}
1058abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez
10590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezvoid
10600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_config_rings(struct scsi_qla_host *ha)
10610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
10620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
10630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct init_cb_24xx *icb;
10640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
10650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Setup ring parameters in initialization control block. */
10660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb = (struct init_cb_24xx *)ha->init_cb;
10670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->request_q_outpointer = __constant_cpu_to_le16(0);
10680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->response_q_inpointer = __constant_cpu_to_le16(0);
10690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->request_q_length = cpu_to_le16(ha->request_q_length);
10700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->response_q_length = cpu_to_le16(ha->response_q_length);
10710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma));
10720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma));
10730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma));
10740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma));
10750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
10760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->req_q_in, 0);
10770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->req_q_out, 0);
10780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->rsp_q_in, 0);
10790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->rsp_q_out, 0);
10800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	RD_REG_DWORD(&reg->rsp_q_out);
10810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
10820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
10831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
10841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_init_rings() - Initializes firmware.
10851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
10861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
10871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Beginning of request ring has initialization control block already built
10881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * by nvram config routine.
10891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
10901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
10911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
10921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
10931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_init_rings(scsi_qla_host_t *ha)
10941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
10951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval;
10961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long flags = 0;
10971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int cnt;
10981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
10991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_lock_irqsave(&ha->hardware_lock, flags);
11001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Clear outstanding commands array. */
11021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
11031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->outstanding_cmds[cnt] = NULL;
11041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->current_outstanding_cmd = 0;
11061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Clear RSCN queue. */
11081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->rscn_in_ptr = 0;
11091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->rscn_out_ptr = 0;
11101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Initialize firmware. */
11121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->request_ring_ptr  = ha->request_ring;
11131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->req_ring_index    = 0;
11141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->req_q_cnt         = ha->request_q_length;
11151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->response_ring_ptr = ha->response_ring;
11161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->rsp_ring_index    = 0;
11171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Initialize response queue entries */
11191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	qla2x00_init_response_q_entries(ha);
11201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1121abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->isp_ops.config_rings(ha);
11221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_unlock_irqrestore(&ha->hardware_lock, flags);
11241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Update any ISP specific firmware options before initialization. */
1126abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->isp_ops.update_fw_options(ha);
11271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no));
11290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = qla2x00_init_firmware(ha, ha->init_cb_size);
11301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
11311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
11321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
11331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
11341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
11351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
11361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
11371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
11391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
11401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
11421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_fw_ready() - Waits for firmware ready.
11431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
11441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
11451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns 0 on success.
11461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
11471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
11481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_fw_ready(scsi_qla_host_t *ha)
11491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
11501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		rval;
11511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long	wtime, mtime;
11521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	min_wait;	/* Minimum wait time if loop is down */
11531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	wait_time;	/* Wait time if loop is coming ready */
11541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	fw_state;
11551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
11571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* 20 seconds for loop down. */
1159fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez	min_wait = 20;
11601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
11621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Firmware should take at most one RATOV to login, plus 5 seconds for
11631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * our own processing.
11641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
11651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
11661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		wait_time = min_wait;
11671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
11681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Min wait time if loop down */
11701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	mtime = jiffies + (min_wait * HZ);
11711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* wait time before firmware ready */
11731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	wtime = jiffies + (wait_time * HZ);
11741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Wait for ISP to finish LIP */
11761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!ha->flags.init_done)
11771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 		qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
11781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
11801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no));
11811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	do {
11831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = qla2x00_get_firmware_state(ha, &fw_state);
11841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval == QLA_SUCCESS) {
11851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (fw_state < FSTATE_LOSS_OF_SYNC) {
11861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				ha->device_flags &= ~DFLG_NO_CABLE;
11871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
11881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (fw_state == FSTATE_READY) {
11891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
11901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    ha->host_no));
11911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla2x00_get_retry_cnt(ha, &ha->retry_count,
11931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    &ha->login_timeout, &ha->r_a_tov);
11941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval = QLA_SUCCESS;
11961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
11971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
11981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
11991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = QLA_FUNCTION_FAILED;
12001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (atomic_read(&ha->loop_down_timer) &&
12021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    (fw_state >= FSTATE_LOSS_OF_SYNC ||
12031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fw_state == FSTATE_WAIT_AL_PA)) {
12041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* Loop down. Timeout on min_wait for states
1205fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez				 * other than Wait for Login.
1206fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez				 */
12071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (time_after_eq(jiffies, mtime)) {
12081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					qla_printk(KERN_INFO, ha,
12091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    "Cable is unplugged...\n");
12101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					ha->device_flags |= DFLG_NO_CABLE;
12121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					break;
12131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
12141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
12151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
12161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Mailbox cmd failed. Timeout on min_wait. */
12171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (time_after_eq(jiffies, mtime))
12181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
12191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
12201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (time_after_eq(jiffies, wtime))
12221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
12231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Delay for a while */
12251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		msleep(500);
12261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
12281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no, fw_state, jiffies));
12291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} while (1);
12301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
12321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no, fw_state, jiffies));
12331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
12351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
12361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
12371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
12381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
12401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
12411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
12431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*  qla2x00_configure_hba
12441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      Setup adapter context.
12451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
12461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Input:
12471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      ha = adapter state pointer.
12481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
12491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Returns:
12501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      0 = success
12511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
12521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Context:
12531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      Kernel context.
12541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
12551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
12561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_configure_hba(scsi_qla_host_t *ha)
12571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
12581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int       rval;
12591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t      loop_id;
12601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t      topo;
12611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t       al_pa;
12621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t       area;
12631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t       domain;
12641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	char		connect_type[22];
12651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Get host addresses. */
12671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = qla2x00_get_adapter_id(ha,
12681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    &loop_id, &al_pa, &area, &domain, &topo);
12691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval != QLA_SUCCESS) {
12701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_WARNING, ha,
12711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "ERROR -- Unable to get host loop ID.\n");
12721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
12731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (rval);
12741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
12751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (topo == 4) {
12771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_INFO, ha,
12781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			"Cannot get topology - retrying.\n");
12791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (QLA_FUNCTION_FAILED);
12801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
12811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->loop_id = loop_id;
12831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* initialize */
12851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->min_external_loopid = SNS_FIRST_LOOP_ID;
12861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->operating_mode = LOOP;
12871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	switch (topo) {
12891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	case 0:
12901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
12911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
12921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->current_topology = ISP_CFG_NL;
12931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(connect_type, "(Loop)");
12941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		break;
12951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
12961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	case 1:
12971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
12981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
12991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->current_topology = ISP_CFG_FL;
13001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(connect_type, "(FL_Port)");
13011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		break;
13021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	case 2:
13041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
13051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
13061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->operating_mode = P2P;
13071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->current_topology = ISP_CFG_N;
13081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(connect_type, "(N_Port-to-N_Port)");
13091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		break;
13101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	case 3:
13121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
13131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no));
13141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->operating_mode = P2P;
13151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->current_topology = ISP_CFG_F;
13161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(connect_type, "(F_Port)");
13171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		break;
13181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	default:
13201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
13211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "Using NL.\n",
13221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no, topo));
13231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->current_topology = ISP_CFG_NL;
13241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(connect_type, "(Loop)");
13251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		break;
13261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
13271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Save Host port and loop ID. */
13291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* byte order - Big Endian */
13301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->d_id.b.domain = domain;
13311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->d_id.b.area = area;
13321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->d_id.b.al_pa = al_pa;
13331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!ha->flags.init_done)
13351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 		qla_printk(KERN_INFO, ha,
13361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "Topology - %s, Host Loop address 0x%x\n",
13371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 		    connect_type, ha->loop_id);
13381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
13401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no));
13411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
13421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no));
13431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
13441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return(rval);
13461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
13471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
13491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* NVRAM configuration for ISP 2xxx
13501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
13511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Input:
13521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      ha                = adapter block pointer.
13531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
13541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Output:
13551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      initialization control block in response_ring
13561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      host adapters parameters in host adapter block
13571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
13581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Returns:
13591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      0 = success.
13601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
1361abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezint
13621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_nvram_config(scsi_qla_host_t *ha)
13631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
13640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int             rval;
13650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint8_t         chksum = 0;
13660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t        cnt;
13670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint8_t         *dptr1, *dptr2;
13680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	init_cb_t       *icb = ha->init_cb;
13690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	nvram_t         *nv = (nvram_t *)ha->request_ring;
13700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint8_t         *ptr = (uint8_t *)ha->request_ring;
13713d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
13720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint8_t         timer_mode;
13731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
13751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Determine NVRAM starting address. */
13770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->nvram_size = sizeof(nvram_t);
13781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->nvram_base = 0;
13791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
13801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
13811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->nvram_base = 0x80;
13821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Get NVRAM data and calculate checksum. */
13840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->isp_ops.read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size);
13850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
13860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		chksum += *ptr++;
13871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no));
13891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring,
13900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    ha->nvram_size));
13911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
13921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Bad NVRAM data, set defaults parameters. */
13931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
13941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
13951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Reset NVRAM data. */
13961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
13971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
13981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    nv->nvram_version);
13991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
14001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "invalid -- WWPN) defaults.\n");
14011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
14031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * Set default initialization control block.
14041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
14050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		memset(nv, 0, ha->nvram_size);
14061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->parameter_block_version = ICB_VERSION;
14071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA23XX(ha)) {
14091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->firmware_options[0] = BIT_2 | BIT_1;
14101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->firmware_options[1] = BIT_7 | BIT_5;
14111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->add_firmware_options[0] = BIT_5;
14121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->add_firmware_options[1] = BIT_5 | BIT_4;
14131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->frame_payload_size = __constant_cpu_to_le16(2048);
14141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->special_options[1] = BIT_7;
14151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (IS_QLA2200(ha)) {
14161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->firmware_options[0] = BIT_2 | BIT_1;
14171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->firmware_options[1] = BIT_7 | BIT_5;
14181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->add_firmware_options[0] = BIT_5;
14191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->add_firmware_options[1] = BIT_5 | BIT_4;
14201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->frame_payload_size = __constant_cpu_to_le16(1024);
14211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (IS_QLA2100(ha)) {
14221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->firmware_options[0] = BIT_3 | BIT_1;
14231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->firmware_options[1] = BIT_5;
14241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->frame_payload_size = __constant_cpu_to_le16(1024);
14251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
14261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->max_iocb_allocation = __constant_cpu_to_le16(256);
14281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->execution_throttle = __constant_cpu_to_le16(16);
14291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->retry_count = 8;
14301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->retry_delay = 1;
14311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->port_name[0] = 33;
14331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->port_name[3] = 224;
14341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->port_name[4] = 139;
14351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->login_timeout = 4;
14371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
14391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * Set default host adapter parameters
14401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
14411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->host_p[1] = BIT_2;
14421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->reset_delay = 5;
14431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->port_down_retry_count = 8;
14441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->max_luns_per_target = __constant_cpu_to_le16(8);
14451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->link_down_timeout = 60;
14461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = 1;
14481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
14491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
14511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
14521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * The SN2 does not provide BIOS emulation which means you can't change
14531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * potentially bogus BIOS settings. Force the use of default settings
14541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * for link rate and frame size.  Hope that the rest of the settings
14551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * are valid.
14561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
14571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ia64_platform_is("sn2")) {
14581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->frame_payload_size = __constant_cpu_to_le16(2048);
14591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA23XX(ha))
14601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->special_options[1] = BIT_7;
14611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
14621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif
14631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Reset Initialization control block */
14650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	memset(icb, 0, ha->init_cb_size);
14661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
14681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Setup driver NVRAM options.
14691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
14701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	nv->firmware_options[0] |= (BIT_6 | BIT_1);
14711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
14721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	nv->firmware_options[1] |= (BIT_5 | BIT_0);
14731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	nv->firmware_options[1] &= ~BIT_4;
14741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA23XX(ha)) {
14761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->firmware_options[0] |= BIT_2;
14771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->firmware_options[0] &= ~BIT_3;
14780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->add_firmware_options[1] |= BIT_5 | BIT_4;
14791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (IS_QLA2300(ha)) {
14811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (ha->fb_rev == FPM_2310) {
14821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				strcpy(ha->model_number, "QLA2310");
14831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else {
14841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				strcpy(ha->model_number, "QLA2300");
14851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
14861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
14871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rval == 0 &&
14881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    memcmp(nv->model_number, BINZERO,
14891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    sizeof(nv->model_number)) != 0) {
14901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				char *st, *en;
14911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
14921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				strncpy(ha->model_number, nv->model_number,
14931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    sizeof(nv->model_number));
14941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				st = en = ha->model_number;
14951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				en += sizeof(nv->model_number) - 1;
14961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				while (en > st) {
14971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					if (*en != 0x20 && *en != 0x00)
14981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds						break;
14991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					*en-- = '\0';
15001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
15011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else {
15021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				uint16_t        index;
15031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				index = (ha->pdev->subsystem_device & 0xff);
15051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (index < QLA_MODEL_NAMES) {
15061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					strcpy(ha->model_number,
15071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    qla2x00_model_name[index]);
15081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					ha->model_desc =
15091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    qla2x00_model_desc[index];
15101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				} else {
15111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					strcpy(ha->model_number, "QLA23xx");
15121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
15131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
15141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
15151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else if (IS_QLA2200(ha)) {
15161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->firmware_options[0] |= BIT_2;
15171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
15181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * 'Point-to-point preferred, else loop' is not a safe
15191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * connection mode setting.
15201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
15211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
15221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (BIT_5 | BIT_4)) {
15231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Force 'loop preferred, else point-to-point'. */
15241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
15251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			nv->add_firmware_options[0] |= BIT_5;
15261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
15271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(ha->model_number, "QLA22xx");
15281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else /*if (IS_QLA2100(ha))*/ {
15291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		strcpy(ha->model_number, "QLA2100");
15301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
15311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
15331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Copy over NVRAM RISC parameter block to initialization control block.
15341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
15351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	dptr1 = (uint8_t *)icb;
15361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	dptr2 = (uint8_t *)&nv->parameter_block_version;
15371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
15381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	while (cnt--)
15391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		*dptr1++ = *dptr2++;
15401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Copy 2nd half. */
15421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	dptr1 = (uint8_t *)icb->add_firmware_options;
15431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
15441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	while (cnt--)
15451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		*dptr1++ = *dptr2++;
15461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Prepare nodename */
15481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if ((icb->firmware_options[1] & BIT_6) == 0) {
15491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
15501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * Firmware will apply the following mask if the nodename was
15511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * not provided.
15521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
15531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		memcpy(icb->node_name, icb->port_name, WWN_SIZE);
15541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->node_name[0] &= 0xF0;
15551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
15561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
15581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Set host adapter parameters.
15591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
15601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
15611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Always load RISC code on non ISP2[12]00 chips. */
15621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
15631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.disable_risc_code_load = 0;
15641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
15651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
15661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
15671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.enable_led_scheme = ((nv->efi_parameters & BIT_3) ? 1 : 0);
15681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->operating_mode =
15701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
15711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	memcpy(ha->fw_seriallink_options, nv->seriallink_options,
15731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    sizeof(ha->fw_seriallink_options));
15741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* save HBA serial number */
15761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->serial0 = icb->port_name[5];
15771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->serial1 = icb->port_name[6];
15781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->serial2 = icb->port_name[7];
15793d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	ha->node_name = icb->node_name;
15803d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	ha->port_name = icb->port_name;
15811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
15831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->retry_count = nv->retry_count;
15851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Set minimum login_timeout to 4 seconds. */
15871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (nv->login_timeout < ql2xlogintimeout)
15881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->login_timeout = ql2xlogintimeout;
15891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (nv->login_timeout < 4)
15901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nv->login_timeout = 4;
15911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->login_timeout = nv->login_timeout;
15921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	icb->login_timeout = nv->login_timeout;
15931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Set minimum RATOV to 200 tenths of a second. */
15951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->r_a_tov = 200;
15961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->loop_reset_delay = nv->reset_delay;
15981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
15991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Link Down Timeout = 0:
16001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 *
16011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * 	When Port Down timer expires we will start returning
16021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 *	I/O's to OS with "DID_NO_CONNECT".
16031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 *
16041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Link Down Timeout != 0:
16051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 *
16061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 *	 The driver waits for the link to come up after link down
16071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 *	 before returning I/Os to OS with "DID_NO_CONNECT".
1608fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez	 */
16091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (nv->link_down_timeout == 0) {
16101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->loop_down_abort_time =
1611354d6b2196c8e53e55e8f169804256ab9c72731dAndrew Vasquez		    (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
16121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
16131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->link_down_timeout =	 nv->link_down_timeout;
16141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->loop_down_abort_time =
16151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (LOOP_DOWN_TIME - ha->link_down_timeout);
1616fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez	}
16171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
16191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Need enough time to try and get the port back.
16201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
16211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->port_down_retry_count = nv->port_down_retry_count;
16221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (qlport_down_retry)
16231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->port_down_retry_count = qlport_down_retry;
16241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Set login_retry_count */
16251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->login_retry_count  = nv->retry_count;
16261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->port_down_retry_count == nv->port_down_retry_count &&
16271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->port_down_retry_count > 3)
16281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->login_retry_count = ha->port_down_retry_count;
16291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	else if (ha->port_down_retry_count > (int)ha->login_retry_count)
16301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->login_retry_count = ha->port_down_retry_count;
16311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ql2xloginretrycount)
16321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->login_retry_count = ql2xloginretrycount;
16331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	icb->lun_enables = __constant_cpu_to_le16(0);
16351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	icb->command_resource_count = 0;
16361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	icb->immediate_notify_resource_count = 0;
16371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	icb->timeout = __constant_cpu_to_le16(0);
16381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
16401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Enable RIO */
16411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->firmware_options[0] &= ~BIT_3;
16421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->add_firmware_options[0] &=
16431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
16441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->add_firmware_options[0] |= BIT_2;
16451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->response_accumulation_timer = 3;
16461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->interrupt_delay_timer = 5;
16471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.process_response_queue = 1;
16491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
16501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Enable ZIO -- Support mode 5 only. */
16511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		timer_mode = icb->add_firmware_options[0] &
16521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (BIT_3 | BIT_2 | BIT_1 | BIT_0);
16531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		icb->add_firmware_options[0] &=
16541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
16551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (ql2xenablezio)
16561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			timer_mode = BIT_2 | BIT_0;
16571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (timer_mode == (BIT_2 | BIT_0)) {
16581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG2(printk("scsi(%ld): ZIO enabled; timer delay "
16591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "(%d).\n", ha->host_no, ql2xintrdelaytimer));
16601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			qla_printk(KERN_INFO, ha,
16611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "ZIO enabled; timer delay (%d).\n",
16621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ql2xintrdelaytimer);
16631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			icb->add_firmware_options[0] |= timer_mode;
16651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			icb->interrupt_delay_timer = ql2xintrdelaytimer;
16661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->flags.process_response_queue = 1;
16671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
16681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
16691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
16711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk(KERN_WARNING
16721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "scsi(%ld): NVRAM configuration failed!\n", ha->host_no));
16731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
16741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
16751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
16761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/**
16781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_alloc_fcport() - Allocate a generic fcport.
16791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @ha: HA context
16801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * @flags: allocation flags
16811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
16821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns a pointer to the allocated fcport, or NULL, if none available.
16831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
16841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfc_port_t *
16851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_alloc_fcport(scsi_qla_host_t *ha, int flags)
16861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
16871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t *fcport;
16881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport = kmalloc(sizeof(fc_port_t), flags);
16901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (fcport == NULL)
16911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (fcport);
16921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
16931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Setup fcport template structure. */
16941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	memset(fcport, 0, sizeof (fc_port_t));
16951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->ha = ha;
16961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->port_type = FCT_UNKNOWN;
16971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->loop_id = FC_NO_LOOP_ID;
16981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->iodesc_idx_sent = IODESC_INVALID_INDEX;
16991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	atomic_set(&fcport->state, FCS_UNCONFIGURED);
17001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->flags = FCF_RLC_SUPPORT;
1701ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez	fcport->supported_classes = FC_COS_UNSPECIFIED;
17021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (fcport);
17041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
17051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
17071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_configure_loop
17081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      Updates Fibre Channel Device Database with what is actually on loop.
17091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
17101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
17111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      ha                = adapter block pointer.
17121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
17131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
17141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      0 = success.
17151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      1 = error.
17161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      2 = database was full and device was not configured.
17171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
17181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
1719fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquezqla2x00_configure_loop(scsi_qla_host_t *ha)
17201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
17211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int  rval;
17221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long flags, save_flags;
17231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
17251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Get Initiator ID */
17271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) {
17281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = qla2x00_configure_hba(ha);
17291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval != QLA_SUCCESS) {
17301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
17311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ha->host_no));
17321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			return (rval);
17331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
17341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
17351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	save_flags = flags = ha->dpc_flags;
17371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
17381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no, flags));
17391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
17411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * If we have both an RSCN and PORT UPDATE pending then handle them
17421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * both at the same time.
17431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
17441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags);
17451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	clear_bit(RSCN_UPDATE, &ha->dpc_flags);
17461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Determine what we need to do */
17481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->current_topology == ISP_CFG_FL &&
17491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
17501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.rscn_queue_overflow = 1;
17521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		set_bit(RSCN_UPDATE, &flags);
17531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else if (ha->current_topology == ISP_CFG_F &&
17551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
17561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.rscn_queue_overflow = 1;
17581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		set_bit(RSCN_UPDATE, &flags);
17591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		clear_bit(LOCAL_LOOP_UPDATE, &flags);
17601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else if (!ha->flags.online ||
17621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    (test_bit(ABORT_ISP_ACTIVE, &flags))) {
17631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.rscn_queue_overflow = 1;
17651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		set_bit(RSCN_UPDATE, &flags);
17661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		set_bit(LOCAL_LOOP_UPDATE, &flags);
17671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
17681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
17701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) {
17711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = QLA_FUNCTION_FAILED;
17721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
17731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = qla2x00_configure_local_loop(ha);
17741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
17751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
17761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
17781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) {
17791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = QLA_FUNCTION_FAILED;
17801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
17811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = qla2x00_configure_fabric(ha);
17821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
17831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
17841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval == QLA_SUCCESS) {
17861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (atomic_read(&ha->loop_down_timer) ||
17871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) {
17881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = QLA_FUNCTION_FAILED;
17891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
17901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			atomic_set(&ha->loop_state, LOOP_READY);
17911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no));
17931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
17941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
17951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
17961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
17971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
17981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    __func__, ha->host_no));
17991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
18001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG3(printk("%s: exiting normally\n", __func__));
18011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
18021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Restore state if a resync event occured during processing */
18041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) {
18051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
18061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags);
18071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (test_bit(RSCN_UPDATE, &save_flags))
18081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			set_bit(RSCN_UPDATE, &ha->dpc_flags);
18091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
18101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
18121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
18131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
18171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_configure_local_loop
18181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Updates Fibre Channel Device Database with local loop devices.
18191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
18201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
18211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha = adapter block pointer.
18221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
18231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
18241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	0 = success.
18251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
18261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
1827fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquezqla2x00_configure_local_loop(scsi_qla_host_t *ha)
18281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
18291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		rval, rval2;
18301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		found_devs;
18311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		found;
18321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t	*fcport, *new_fcport;
18331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	index;
18351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	entries;
18361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	char		*id_iter;
18371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	loop_id;
18381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t		domain, area, al_pa;
18391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	found_devs = 0;
18411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	new_fcport = NULL;
18421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	entries = MAX_FIBRE_DEVICES;
18431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no));
18451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(qla2x00_get_fcal_position_map(ha, NULL));
18461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Get list of logged in devices. */
18481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	memset(ha->gid_list, 0, GID_LIST_SIZE);
18491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma,
18501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    &entries);
18511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval != QLA_SUCCESS)
18521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		goto cleanup_allocation;
18531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
18551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->host_no, entries));
18561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
18571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    entries * sizeof(struct gid_list_info)));
18581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Allocate temporary fcport for any new fcports discovered. */
18601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL);
18611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (new_fcport == NULL) {
18621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = QLA_MEMORY_ALLOC_FAILED;
18631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		goto cleanup_allocation;
18641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
18651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	new_fcport->flags &= ~FCF_FABRIC_DEVICE;
18661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
18681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Mark local devices that were present with FCF_DEVICE_LOST for now.
18691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
18701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	list_for_each_entry(fcport, &ha->fcports, list) {
18711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (atomic_read(&fcport->state) == FCS_ONLINE &&
18721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    fcport->port_type != FCT_BROADCAST &&
18731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
18741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("scsi(%ld): Marking port lost, "
18761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "loop_id=0x%04x\n",
18771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ha->host_no, fcport->loop_id));
18781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			atomic_set(&fcport->state, FCS_DEVICE_LOST);
18801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->flags &= ~FCF_FARP_DONE;
18811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
18821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
18831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Add devices to port list. */
18851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	id_iter = (char *)ha->gid_list;
18861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (index = 0; index < entries; index++) {
18871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		domain = ((struct gid_list_info *)id_iter)->domain;
18881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		area = ((struct gid_list_info *)id_iter)->area;
18891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		al_pa = ((struct gid_list_info *)id_iter)->al_pa;
1890abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		if (IS_QLA2100(ha) || IS_QLA2200(ha))
18911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			loop_id = (uint16_t)
18921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ((struct gid_list_info *)id_iter)->loop_id_2100;
1893abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		else
18941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			loop_id = le16_to_cpu(
18951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ((struct gid_list_info *)id_iter)->loop_id);
1896abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		id_iter += ha->gid_list_info_size;
18971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
18981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Bypass reserved domain fields. */
18991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if ((domain & 0xf0) == 0xf0)
19001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
19011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Bypass if not same domain and area of adapter. */
19031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (area != ha->d_id.b.area || domain != ha->d_id.b.domain)
19041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
19051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Bypass invalid local loop ID. */
19071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (loop_id > LAST_LOCAL_LOOP_ID)
19081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
19091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Fill in member data. */
19111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport->d_id.b.domain = domain;
19121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport->d_id.b.area = area;
19131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport->d_id.b.al_pa = al_pa;
19141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport->loop_id = loop_id;
19151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval2 = qla2x00_get_port_database(ha, new_fcport, 0);
19161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval2 != QLA_SUCCESS) {
19171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
19181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "information -- get_port_database=%x, "
19191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "loop_id=0x%04x\n",
19201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ha->host_no, rval2, new_fcport->loop_id));
19211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
19221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
19231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Check for matching device in port list. */
19251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		found = 0;
19261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		fcport = NULL;
19271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry(fcport, &ha->fcports, list) {
19281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (memcmp(new_fcport->port_name, fcport->port_name,
19291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    WWN_SIZE))
19301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				continue;
19311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->flags &= ~(FCF_FABRIC_DEVICE |
19331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    FCF_PERSISTENT_BOUND);
19341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->loop_id = new_fcport->loop_id;
19351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->port_type = new_fcport->port_type;
19361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->d_id.b24 = new_fcport->d_id.b24;
19371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			memcpy(fcport->node_name, new_fcport->node_name,
19381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    WWN_SIZE);
19391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			found++;
19411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
19421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
19431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!found) {
19451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* New device, add to fcports list. */
19461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			new_fcport->flags &= ~FCF_PERSISTENT_BOUND;
19471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			list_add_tail(&new_fcport->list, &ha->fcports);
19481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Allocate a new replacement fcport. */
19501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport = new_fcport;
19511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL);
19521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (new_fcport == NULL) {
19531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval = QLA_MEMORY_ALLOC_FAILED;
19541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				goto cleanup_allocation;
19551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
19561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			new_fcport->flags &= ~FCF_FABRIC_DEVICE;
19571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
19581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla2x00_update_fcport(ha, fcport);
19601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		found_devs++;
19621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
19631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscleanup_allocation:
19651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (new_fcport)
19661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		kfree(new_fcport);
19671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval != QLA_SUCCESS) {
19691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
19701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "rval=%x\n", ha->host_no, rval));
19711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
19721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (found_devs) {
19741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->device_flags |= DFLG_LOCAL_DEVICES;
19751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES;
19761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
19771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
19791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
19801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void
1982fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquezqla2x00_probe_for_all_luns(scsi_qla_host_t *ha)
19831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
19841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t	*fcport;
19851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1986fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez	qla2x00_mark_all_devices_lost(ha);
19871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 	list_for_each_entry(fcport, &ha->fcports, list) {
19881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (fcport->port_type != FCT_TARGET)
19891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
19901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
1991fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez		qla2x00_update_fcport(ha, fcport);
19921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
19931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
19941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
19951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
19961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_update_fcport
19971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Updates device on list.
19981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
19991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
20001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha = adapter block pointer.
20011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	fcport = port structure pointer.
20021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
20031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Return:
20041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	0  - Success
20051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *  BIT_0 - error
20061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
20071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Context:
20081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Kernel context.
20091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
20101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void
20111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport)
20121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
20131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	index;
20141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long flags;
20151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	srb_t *sp;
20161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
20171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->ha = ha;
20181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->login_retry = 0;
20191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->port_login_retry_count = ha->port_down_retry_count *
20201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    PORT_RETRY_TIME;
20211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
20221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    PORT_RETRY_TIME);
20231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fcport->flags &= ~FCF_LOGIN_NEEDED;
20241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
20251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/*
20261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * Check for outstanding cmd on tape Bypass LUN discovery if active
20271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 * command on tape.
20281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	 */
20291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (fcport->flags & FCF_TAPE_PRESENT) {
20301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		spin_lock_irqsave(&ha->hardware_lock, flags);
20311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		for (index = 1; index < MAX_OUTSTANDING_COMMANDS; index++) {
2032bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>			fc_port_t *sfcp;
2033bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>
20341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if ((sp = ha->outstanding_cmds[index]) != 0) {
2035bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>				sfcp = sp->fcport;
2036bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>				if (sfcp == fcport) {
20371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					atomic_set(&fcport->state, FCS_ONLINE);
20381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					spin_unlock_irqrestore(
20391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    &ha->hardware_lock, flags);
20401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					return;
20411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
20421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
20431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
20441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		spin_unlock_irqrestore(&ha->hardware_lock, flags);
20451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
20461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
20471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (fcport->port_type == FCT_INITIATOR ||
2048bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>	    fcport->port_type == FCT_BROADCAST)
20491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		fcport->device_type = TYPE_PROCESSOR;
2050bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>
20511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	atomic_set(&fcport->state, FCS_ONLINE);
2052bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>
20538482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	if (ha->flags.init_done)
20548482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>		qla2x00_reg_remote_port(ha, fcport);
20551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
20561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
20578482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>void
20588482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport)
20598482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>{
20608482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	struct fc_rport_identifiers rport_ids;
2061bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>	struct fc_rport *rport;
20628482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>
20638482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	if (fcport->rport) {
20648482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>		fc_remote_port_unblock(fcport->rport);
20658482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>		return;
20668482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	}
20678482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>
20688482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	rport_ids.node_name = be64_to_cpu(*(uint64_t *)fcport->node_name);
20698482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	rport_ids.port_name = be64_to_cpu(*(uint64_t *)fcport->port_name);
20708482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	rport_ids.port_id = fcport->d_id.b.domain << 16 |
20718482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	    fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
20728482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
207377d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez	fcport->rport = rport = fc_remote_port_add(ha->host, 0, &rport_ids);
207477d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez	if (!rport) {
207577d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez		qla_printk(KERN_WARNING, ha,
207677d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez		    "Unable to allocate fc remote port!\n");
207777d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez		return;
207877d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez	}
207977d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez	rport->dd_data = fcport;
2080ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez	rport->supported_classes = fcport->supported_classes;
208177d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez
208277d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez	rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
20838482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	if (fcport->port_type == FCT_INITIATOR)
20848482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>		rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
20858482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>	if (fcport->port_type == FCT_TARGET)
20868482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>		rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
208777d74143612c1dab6c055dac21f965929ba0a7e6Andrew Vasquez	fc_remote_port_rolechg(rport, rport_ids.roles);
20881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
2089cc4731f5b4539faea237bacd170a27a230a7e724Andrew Vasquez	if (rport->scsi_target_id != -1 &&
2090cc4731f5b4539faea237bacd170a27a230a7e724Andrew Vasquez	    rport->scsi_target_id < ha->host->max_id)
2091bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>		fcport->os_target_id = rport->scsi_target_id;
20921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
20931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
20941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
20951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_configure_fabric
20961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      Setup SNS devices with loop ID's.
20971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
20981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
20991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      ha = adapter block pointer.
21001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
21011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
21021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      0 = success.
21031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      BIT_0 = error
21041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
21051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
21061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_configure_fabric(scsi_qla_host_t *ha)
21071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
21081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval, rval2;
21091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t	*fcport, *fcptemp;
21101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	next_loopid;
21111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	mb[MAILBOX_REGISTER_COUNT];
21120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t	loop_id;
21131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	LIST_HEAD(new_fcports);
21141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* If FL port exists, then SNS is present */
21160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (IS_QLA24XX(ha) || IS_QLA25XX(ha))
21170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		loop_id = NPH_F_PORT;
21180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	else
21190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		loop_id = SNS_FL_PORT;
21200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = qla2x00_get_port_name(ha, loop_id, NULL, 0);
21211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval != QLA_SUCCESS) {
21221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
21231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "Port\n", ha->host_no));
21241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->device_flags &= ~SWITCH_FOUND;
21261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (QLA_SUCCESS);
21271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
21281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Mark devices that need re-synchronization. */
21301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval2 = qla2x00_device_resync(ha);
21311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval2 == QLA_RSCNS_HANDLED) {
21321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* No point doing the scan, just continue. */
21331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (QLA_SUCCESS);
21341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
21351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	do {
2136cca5335caf2d19ef8bd6b833445d2c6ca652a89bAndrew Vasquez		/* FDMI support. */
2137cca5335caf2d19ef8bd6b833445d2c6ca652a89bAndrew Vasquez		if (ql2xfdmienable &&
2138cca5335caf2d19ef8bd6b833445d2c6ca652a89bAndrew Vasquez		    test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags))
2139cca5335caf2d19ef8bd6b833445d2c6ca652a89bAndrew Vasquez			qla2x00_fdmi_register(ha);
2140cca5335caf2d19ef8bd6b833445d2c6ca652a89bAndrew Vasquez
21411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Ensure we are logged into the SNS. */
21420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		if (IS_QLA24XX(ha) || IS_QLA25XX(ha))
21430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			loop_id = NPH_SNS;
21440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		else
21450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			loop_id = SIMPLE_NAME_SERVER;
21460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->isp_ops.fabric_login(ha, loop_id, 0xff, 0xff,
2147abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		    0xfc, mb, BIT_1 | BIT_0);
21481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (mb[0] != MBS_COMMAND_COMPLETE) {
21491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG2(qla_printk(KERN_INFO, ha,
21501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
21510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
21521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    mb[0], mb[1], mb[2], mb[6], mb[7]));
21531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			return (QLA_SUCCESS);
21541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
21551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) {
21571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (qla2x00_rft_id(ha)) {
21581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* EMPTY */
21591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				DEBUG2(printk("scsi(%ld): Register FC-4 "
21601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "TYPE failed.\n", ha->host_no));
21611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
21621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (qla2x00_rff_id(ha)) {
21631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* EMPTY */
21641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				DEBUG2(printk("scsi(%ld): Register FC-4 "
21651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "Features failed.\n", ha->host_no));
21661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
21671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (qla2x00_rnn_id(ha)) {
21681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* EMPTY */
21691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				DEBUG2(printk("scsi(%ld): Register Node Name "
21701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "failed.\n", ha->host_no));
21711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else if (qla2x00_rsnn_nn(ha)) {
21721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* EMPTY */
21731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				DEBUG2(printk("scsi(%ld): Register Symbolic "
21741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "Node Name failed.\n", ha->host_no));
21751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
21761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
21771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = qla2x00_find_all_fabric_devs(ha, &new_fcports);
21791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval != QLA_SUCCESS)
21801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
21811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
21831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * Logout all previous fabric devices marked lost, except
21841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * tape devices.
21851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
21861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry(fcport, &ha->fcports, list) {
21871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
21881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
21891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
21911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				continue;
21921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
21931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
21941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla2x00_mark_device_lost(ha, fcport,
21951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    ql2xplogiabsentdevice);
21961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (fcport->loop_id != FC_NO_LOOP_ID &&
21971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    (fcport->flags & FCF_TAPE_PRESENT) == 0 &&
21981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    fcport->port_type != FCT_INITIATOR &&
21991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    fcport->port_type != FCT_BROADCAST) {
22001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
2201abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez					ha->isp_ops.fabric_logout(ha,
22021c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez					    fcport->loop_id,
22031c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez					    fcport->d_id.b.domain,
22041c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez					    fcport->d_id.b.area,
22051c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez					    fcport->d_id.b.al_pa);
22061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					fcport->loop_id = FC_NO_LOOP_ID;
22071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
22081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
22091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
22101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Starting free loop ID. */
22121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		next_loopid = ha->min_external_loopid;
22131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
22151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * Scan through our port list and login entries that need to be
22161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * logged in.
22171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
22181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry(fcport, &ha->fcports, list) {
22191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (atomic_read(&ha->loop_down_timer) ||
22201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
22211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
22221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
22241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    (fcport->flags & FCF_LOGIN_NEEDED) == 0)
22251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				continue;
22261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (fcport->loop_id == FC_NO_LOOP_ID) {
22281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->loop_id = next_loopid;
22291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval = qla2x00_find_new_loop_id(ha, fcport);
22301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (rval != QLA_SUCCESS) {
22311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					/* Ran out of IDs to use */
22321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					break;
22331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
22341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
22351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Login and update database */
22361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			qla2x00_fabric_dev_login(ha, fcport, &next_loopid);
22371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
22381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Exit if out of loop IDs. */
22401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval != QLA_SUCCESS) {
22411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
22421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
22431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*
22451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 * Login and add the new devices to our port list.
22461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		 */
22471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
22481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (atomic_read(&ha->loop_down_timer) ||
22491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
22501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
22511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Find a new loop ID to use. */
22531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->loop_id = next_loopid;
22541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = qla2x00_find_new_loop_id(ha, fcport);
22551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rval != QLA_SUCCESS) {
22561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* Ran out of IDs to use */
22571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
22581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
22591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Remove device from the new list and add it to DB */
22611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			list_del(&fcport->list);
22621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			list_add_tail(&fcport->list, &ha->fcports);
2263bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>
2264bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>			/* Login and update database */
2265bdf796210e01145fd77bbb3ae644d04f982b6c3b<andrew.vasquez@qlogic.com>			qla2x00_fabric_dev_login(ha, fcport, &next_loopid);
22661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
22671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} while (0);
22681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Free all new device structures not processed. */
22701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
22711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_del(&fcport->list);
22721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		kfree(fcport);
22731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
22741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
22761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
22771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "rval=%d\n", ha->host_no, rval));
22781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
22791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
22811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
22821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
22841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
22851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_find_all_fabric_devs
22861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
22871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
22881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha = adapter block pointer.
22891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	dev = database device entry pointer.
22901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
22911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
22921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	0 = success.
22931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
22941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Context:
22951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Kernel context.
22961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
22971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
22981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports)
22991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
23001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		rval;
23011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	loop_id;
23021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t	*fcport, *new_fcport, *fcptemp;
23031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		found;
23041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	sw_info_t	*swl;
23061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		swl_idx;
23071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		first_dev, last_dev;
23081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	port_id_t	wrap, nxt_d_id;
23091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
23111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Try GID_PT to get device list, else GAN. */
23131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	swl = kmalloc(sizeof(sw_info_t) * MAX_FIBRE_DEVICES, GFP_ATOMIC);
23141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (swl == NULL) {
23151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/*EMPTY*/
23161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
23171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "on GA_NXT\n", ha->host_no));
23181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
23191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		memset(swl, 0, sizeof(sw_info_t) * MAX_FIBRE_DEVICES);
23201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) {
23211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			kfree(swl);
23221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			swl = NULL;
23231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) {
23241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			kfree(swl);
23251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			swl = NULL;
23261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) {
23271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			kfree(swl);
23281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			swl = NULL;
23291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
23301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
23311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	swl_idx = 0;
23321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Allocate temporary fcport for any new fcports discovered. */
23341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL);
23351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (new_fcport == NULL) {
23361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (swl)
23371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			kfree(swl);
23381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (QLA_MEMORY_ALLOC_FAILED);
23391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
23401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
23411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Set start port ID scan at adapter ID. */
23431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	first_dev = 1;
23441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	last_dev = 0;
23451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Starting free loop ID. */
23471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	loop_id = ha->min_external_loopid;
23481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (; loop_id <= ha->last_loop_id; loop_id++) {
23493d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		if (qla2x00_is_reserved_id(ha, loop_id))
23501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
23511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (atomic_read(&ha->loop_down_timer) ||
23531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
23541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
23551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (swl != NULL) {
23571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (last_dev) {
23581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				wrap.b24 = new_fcport->d_id.b24;
23591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else {
23601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
23611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				memcpy(new_fcport->node_name,
23621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    swl[swl_idx].node_name, WWN_SIZE);
23631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				memcpy(new_fcport->port_name,
23641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    swl[swl_idx].port_name, WWN_SIZE);
23651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
23671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					last_dev = 1;
23681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
23691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				swl_idx++;
23701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
23711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
23721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Send GA_NXT to the switch */
23731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = qla2x00_ga_nxt(ha, new_fcport);
23741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rval != QLA_SUCCESS) {
23751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla_printk(KERN_WARNING, ha,
23761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "SNS scan failed -- assuming zero-entry "
23771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "result...\n");
23781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				list_for_each_entry_safe(fcport, fcptemp,
23791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    new_fcports, list) {
23801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					list_del(&fcport->list);
23811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					kfree(fcport);
23821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
23831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval = QLA_SUCCESS;
23841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
23851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
23861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
23871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* If wrap on switch device list, exit. */
23891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (first_dev) {
23901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			wrap.b24 = new_fcport->d_id.b24;
23911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			first_dev = 0;
23921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (new_fcport->d_id.b24 == wrap.b24) {
23931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
23941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ha->host_no, new_fcport->d_id.b.domain,
23951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
23961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
23971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
23981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
23991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Bypass if host adapter. */
24001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (new_fcport->d_id.b24 == ha->d_id.b24)
24011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
24021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Bypass reserved domain fields. */
24041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
24051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
24061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Locate matching device in database. */
24081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		found = 0;
24091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry(fcport, &ha->fcports, list) {
24101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (memcmp(new_fcport->port_name, fcport->port_name,
24111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    WWN_SIZE))
24121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				continue;
24131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			found++;
24151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
24171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * If address the same and state FCS_ONLINE, nothing
24181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * changed.
24191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
24201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
24211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    atomic_read(&fcport->state) == FCS_ONLINE) {
24221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
24231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
24241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
24261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * If device was not a fabric device before.
24271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
24281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
24291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->d_id.b24 = new_fcport->d_id.b24;
24301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->loop_id = FC_NO_LOOP_ID;
24311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->flags |= (FCF_FABRIC_DEVICE |
24321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    FCF_LOGIN_NEEDED);
24331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->flags &= ~FCF_PERSISTENT_BOUND;
24341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
24351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
24361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
24381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * Port ID changed or device was marked to be updated;
24391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * Log it out if still logged in and mark it for
24401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * relogin later.
24411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
24421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->d_id.b24 = new_fcport->d_id.b24;
24431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->flags |= FCF_LOGIN_NEEDED;
24441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (fcport->loop_id != FC_NO_LOOP_ID &&
24451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    (fcport->flags & FCF_TAPE_PRESENT) == 0 &&
24461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->port_type != FCT_INITIATOR &&
24471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->port_type != FCT_BROADCAST) {
24481c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez				ha->isp_ops.fabric_logout(ha, fcport->loop_id,
24491c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez				    fcport->d_id.b.domain, fcport->d_id.b.area,
24501c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez				    fcport->d_id.b.al_pa);
24511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->loop_id = FC_NO_LOOP_ID;
24521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
24531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
24551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
24561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (found)
24581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
24591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* If device was not in our fcports list, then add it. */
24611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_add_tail(&new_fcport->list, new_fcports);
24621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Allocate a new replacement fcport. */
24641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		nxt_d_id.b24 = new_fcport->d_id.b24;
24651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL);
24661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (new_fcport == NULL) {
24671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (swl)
24681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				kfree(swl);
24691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			return (QLA_MEMORY_ALLOC_FAILED);
24701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
24711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
24721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		new_fcport->d_id.b24 = nxt_d_id.b24;
24731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
24741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (swl)
24761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		kfree(swl);
24771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (new_fcport)
24791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		kfree(new_fcport);
24801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!list_empty(new_fcports))
24821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->device_flags |= DFLG_FABRIC_DEVICES;
24831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
24851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
24861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
24871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
24881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_find_new_loop_id
24891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Scan through our port list and find a new usable loop ID.
24901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
24911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
24921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha:	adapter state pointer.
24931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	dev:	port structure pointer.
24941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
24951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
24961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	qla2x00 local function return status code.
24971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
24981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Context:
24991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Kernel context.
25001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
25011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint
25021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev)
25031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
25041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval;
25051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	found;
25061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t *fcport;
25071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t first_loop_id;
25081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
25101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* Save starting loop ID. */
25121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	first_loop_id = dev->loop_id;
25131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (;;) {
25151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Skip loop ID if already used by adapter. */
25161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (dev->loop_id == ha->loop_id) {
25171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			dev->loop_id++;
25181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
25191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Skip reserved loop IDs. */
25213d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez		while (qla2x00_is_reserved_id(ha, dev->loop_id)) {
25221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			dev->loop_id++;
25231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
25241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Reset loop ID if passed the end. */
25261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (dev->loop_id > ha->last_loop_id) {
25271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* first loop ID. */
25281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			dev->loop_id = ha->min_external_loopid;
25291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
25301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Check for loop ID being already in use. */
25321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		found = 0;
25331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		fcport = NULL;
25341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry(fcport, &ha->fcports, list) {
25351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (fcport->loop_id == dev->loop_id && fcport != dev) {
25361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* ID possibly in use */
25371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				found++;
25381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
25391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
25401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
25411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* If not in use then it is free to use. */
25431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!found) {
25441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
25451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
25461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* ID in use. Try next value. */
25481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		dev->loop_id++;
25491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* If wrap around. No free ID to use. */
25511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (dev->loop_id == first_loop_id) {
25521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			dev->loop_id = FC_NO_LOOP_ID;
25531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = QLA_FUNCTION_FAILED;
25541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
25551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
25561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
25571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
25591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
25601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
25621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_device_resync
25631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Marks devices in the database that needs resynchronization.
25641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
25651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
25661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha = adapter block pointer.
25671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
25681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Context:
25691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Kernel context.
25701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
25711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
2572fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquezqla2x00_device_resync(scsi_qla_host_t *ha)
25731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
25741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval;
25751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval2;
25761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t mask;
25771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t *fcport;
25781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t rscn_entry;
25791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t rscn_out_iter;
25801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t format;
25811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	port_id_t d_id;
25821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_RSCNS_HANDLED;
25841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	while (ha->rscn_out_ptr != ha->rscn_in_ptr ||
25861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	    ha->flags.rscn_queue_overflow) {
25871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rscn_entry = ha->rscn_queue[ha->rscn_out_ptr];
25891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		format = MSB(MSW(rscn_entry));
25901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		d_id.b.domain = LSB(MSW(rscn_entry));
25911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		d_id.b.area = MSB(LSW(rscn_entry));
25921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		d_id.b.al_pa = LSB(LSW(rscn_entry));
25931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
25951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "[%02x/%02x%02x%02x].\n",
25961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain,
25971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    d_id.b.area, d_id.b.al_pa));
25981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
25991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->rscn_out_ptr++;
26001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (ha->rscn_out_ptr == MAX_RSCN_COUNT)
26011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->rscn_out_ptr = 0;
26021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Skip duplicate entries. */
26041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		for (rscn_out_iter = ha->rscn_out_ptr;
26051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    !ha->flags.rscn_queue_overflow &&
26061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    rscn_out_iter != ha->rscn_in_ptr;
26071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    rscn_out_iter = (rscn_out_iter ==
26081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			(MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
26091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rscn_entry != ha->rscn_queue[rscn_out_iter])
26111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
26121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
26141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "entry found at [%d].\n", ha->host_no,
26151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    rscn_out_iter));
26161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->rscn_out_ptr = rscn_out_iter;
26181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
26191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Queue overflow, set switch default case. */
26211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (ha->flags.rscn_queue_overflow) {
26221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("scsi(%ld): device_resync: rscn "
26231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    "overflow.\n", ha->host_no));
26241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			format = 3;
26261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->flags.rscn_queue_overflow = 0;
26271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
26281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		switch (format) {
26301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		case 0:
26311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (!IS_QLA2100(ha) && !IS_QLA2200(ha) &&
26321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    !IS_QLA6312(ha) && !IS_QLA6322(ha) &&
26330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    !IS_QLA24XX(ha) && !IS_QLA25XX(ha) &&
26341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    ha->flags.init_done) {
26351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* Handle port RSCN via asyncronous IOCBs */
26361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				rval2 = qla2x00_handle_port_rscn(ha, rscn_entry,
26371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    NULL, 0);
26381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (rval2 == QLA_SUCCESS)
26391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					continue;
26401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
26411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			mask = 0xffffff;
26421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
26431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		case 1:
26441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			mask = 0xffff00;
26451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
26461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		case 2:
26471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			mask = 0xff0000;
26481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
26491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		default:
26501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			mask = 0x0;
26511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			d_id.b24 = 0;
26521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->rscn_out_ptr = ha->rscn_in_ptr;
26531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
26541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
26551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rval = QLA_SUCCESS;
26571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Abort any outstanding IO descriptors. */
26591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
26601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			qla2x00_cancel_io_descriptors(ha);
26611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		list_for_each_entry(fcport, &ha->fcports, list) {
26631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
26641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    (fcport->d_id.b24 & mask) != d_id.b24 ||
26651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->port_type == FCT_BROADCAST)
26661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				continue;
26671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (atomic_read(&fcport->state) == FCS_ONLINE) {
26691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (format != 3 ||
26701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    fcport->port_type != FCT_INITIATOR) {
26718482e118afa0cb4321ab3d30b1100d27d63130c0<andrew.vasquez@qlogic.com>					qla2x00_mark_device_lost(ha, fcport, 0);
26721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
26731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
26741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->flags &= ~FCF_FARP_DONE;
26751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
26761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
26771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
26781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
26791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
26801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
26811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_fabric_dev_login
26821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Login fabric target device and update FC port database.
26831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
26841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
26851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha:		adapter state pointer.
26861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	fcport:		port structure list pointer.
26871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	next_loopid:	contains value of a new loop ID that can be used
26881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *			by the next login attempt.
26891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
26901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
26911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	qla2x00 local function return status code.
26921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
26931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Context:
26941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Kernel context.
26951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
26961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
26971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport,
26981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds    uint16_t *next_loopid)
26991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
27001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval;
27011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	retry;
27020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint8_t opts;
27031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
27051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	retry = 0;
27061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = qla2x00_fabric_login(ha, fcport, next_loopid);
27081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval == QLA_SUCCESS) {
27090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Send an ADISC to tape devices.*/
27100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		opts = 0;
27110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		if (fcport->flags & FCF_TAPE_PRESENT)
27120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			opts |= BIT_1;
27130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		rval = qla2x00_get_port_database(ha, fcport, opts);
27141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (rval != QLA_SUCCESS) {
27151c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			ha->isp_ops.fabric_logout(ha, fcport->loop_id,
27161c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			    fcport->d_id.b.domain, fcport->d_id.b.area,
27171c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			    fcport->d_id.b.al_pa);
27180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			qla2x00_mark_device_lost(ha, fcport, 1);
27190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
27201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
27211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			qla2x00_update_fcport(ha, fcport);
27221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
27231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
27241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
27261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
27271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
27291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_fabric_login
27301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Issue fabric login command.
27311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
27321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
27331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha = adapter block pointer.
27341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	device = pointer to FC device type structure.
27351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
27361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
27371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      0 - Login successfully
27381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      1 - Login failed
27391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      2 - Initiator device
27401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      3 - Fatal error
27411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
27421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint
27431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport,
27441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds    uint16_t *next_loopid)
27451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
27461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	rval;
27471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int	retry;
27481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t tmp_loopid;
27491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t mb[MAILBOX_REGISTER_COUNT];
27501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	retry = 0;
27521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	tmp_loopid = 0;
27531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	for (;;) {
27551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
27561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 		    "for port %02x%02x%02x.\n",
27571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 		    ha->host_no, fcport->loop_id, fcport->d_id.b.domain,
27581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    fcport->d_id.b.area, fcport->d_id.b.al_pa));
27591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Login fcport on switch. */
2761abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		ha->isp_ops.fabric_login(ha, fcport->loop_id,
27621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    fcport->d_id.b.domain, fcport->d_id.b.area,
27631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    fcport->d_id.b.al_pa, mb, BIT_0);
27641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (mb[0] == MBS_PORT_ID_USED) {
27651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
27661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * Device has another loop ID.  The firmware team
27670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			 * recommends the driver perform an implicit login with
27680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			 * the specified ID again. The ID we just used is save
27690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			 * here so we return with an ID that can be tried by
27700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			 * the next login.
27711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
27721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			retry++;
27731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			tmp_loopid = fcport->loop_id;
27741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->loop_id = mb[1];
27751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("Fabric Login: port in use - next "
27771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 			    "loop id=0x%04x, port Id=%02x%02x%02x.\n",
27781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->loop_id, fcport->d_id.b.domain,
27791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->d_id.b.area, fcport->d_id.b.al_pa));
27801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (mb[0] == MBS_COMMAND_COMPLETE) {
27821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
27831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * Login succeeded.
27841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
27851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (retry) {
27861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* A retry occurred before. */
27871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				*next_loopid = tmp_loopid;
27881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else {
27891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/*
27901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 * No retry occurred before. Just increment the
27911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 * ID value for next login.
27921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 */
27931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				*next_loopid = (fcport->loop_id + 1);
27941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
27951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
27961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (mb[1] & BIT_0) {
27971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->port_type = FCT_INITIATOR;
27981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else {
27991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				fcport->port_type = FCT_TARGET;
28001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (mb[1] & BIT_1) {
28011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					fcport->flags |= FCF_TAPE_PRESENT;
28021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
28031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
28041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
2805ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez			if (mb[10] & BIT_0)
2806ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez				fcport->supported_classes |= FC_COS_CLASS2;
2807ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez			if (mb[10] & BIT_1)
2808ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez				fcport->supported_classes |= FC_COS_CLASS3;
2809ad3e0edaceb9771be7ffbd7aa24fb444a7ed85bfAndrew Vasquez
28101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = QLA_SUCCESS;
28111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
28121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (mb[0] == MBS_LOOP_ID_USED) {
28131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
28141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * Loop ID already used, try next loop ID.
28151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
28161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->loop_id++;
28171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = qla2x00_find_new_loop_id(ha, fcport);
28181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (rval != QLA_SUCCESS) {
28191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* Ran out of loop IDs to use */
28201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				break;
28211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
28221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else if (mb[0] == MBS_COMMAND_ERROR) {
28231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
28241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * Firmware possibly timed out during login. If NO
28251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * retries are left to do then the device is declared
28261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * dead.
28271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
28281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			*next_loopid = fcport->loop_id;
28291c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			ha->isp_ops.fabric_logout(ha, fcport->loop_id,
28301c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			    fcport->d_id.b.domain, fcport->d_id.b.area,
28311c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			    fcport->d_id.b.al_pa);
28321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			qla2x00_mark_device_lost(ha, fcport, 1);
28331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = 1;
28351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
28361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
28371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/*
28381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 * unrecoverable / not handled error
28391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			 */
28401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
2841fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez 			    "loop_id=%x jiffies=%lx.\n",
2842fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez 			    __func__, ha->host_no, mb[0],
28431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->d_id.b.domain, fcport->d_id.b.area,
28441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			    fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
28451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			*next_loopid = fcport->loop_id;
28471c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			ha->isp_ops.fabric_logout(ha, fcport->loop_id,
28481c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			    fcport->d_id.b.domain, fcport->d_id.b.area,
28491c7c63574ff3e568ca374e9f05e30b8d7d64273eAndrew Vasquez			    fcport->d_id.b.al_pa);
28501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			fcport->loop_id = FC_NO_LOOP_ID;
28511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			atomic_set(&fcport->state, FCS_DEVICE_DEAD);
28521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = 3;
28541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			break;
28551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
28561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
28571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
28591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
28601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
28621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * qla2x00_local_device_login
28631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	Issue local device login command.
28641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
28651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
28661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	ha = adapter block pointer.
28671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *	loop_id = loop id of device to login to.
28681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
28691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns (Where's the #define!!!!):
28701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      0 - Login successfully
28711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      1 - Login failed
28721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      3 - Fatal error
28731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
28741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint
28751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_local_device_login(scsi_qla_host_t *ha, uint16_t loop_id)
28761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
28771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int		rval;
28781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t	mb[MAILBOX_REGISTER_COUNT];
28791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	memset(mb, 0, sizeof(mb));
28811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = qla2x00_login_local_device(ha, loop_id, mb, BIT_0);
28821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval == QLA_SUCCESS) {
28831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Interrogate mailbox registers for any errors */
28841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (mb[0] == MBS_COMMAND_ERROR)
28851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = 1;
28861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
28871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* device not in PCB table */
28881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			rval = 3;
28891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
28901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
28921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
28931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
28941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
28951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *  qla2x00_loop_resync
28961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      Resync with fibre channel devices.
28971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
28981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Input:
28991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      ha = adapter block pointer.
29001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *
29011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Returns:
29021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *      0 = success
29031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */
29041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint
2905fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquezqla2x00_loop_resync(scsi_qla_host_t *ha)
29061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
29071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int   rval;
29081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t wait_time;
29091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rval = QLA_SUCCESS;
29111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	atomic_set(&ha->loop_state, LOOP_UPDATE);
29131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags);
29141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->flags.online) {
29151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!(rval = qla2x00_fw_ready(ha))) {
29161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Wait at most MAX_TARGET RSCNs for a stable link. */
29171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			wait_time = 256;
29181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			do {
29191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				atomic_set(&ha->loop_state, LOOP_UPDATE);
29201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				/* Issue a marker after FW becomes ready. */
29220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				qla2x00_marker(ha, 0, 0, MK_SYNC_ALL);
29230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				ha->marker_needed = 0;
29241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/* Remap devices on Loop. */
29261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags);
29271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla2x00_configure_loop(ha);
29291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				wait_time--;
29301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} while (!atomic_read(&ha->loop_down_timer) &&
29311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				!(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) &&
29321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				wait_time &&
29331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				(test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)));
29341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
29351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
29361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) {
29381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		return (QLA_FUNCTION_FAILED);
29391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
29401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (rval) {
29421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
29431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
29441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (rval);
29461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
29471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid
29491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_rescan_fcports(scsi_qla_host_t *ha)
29501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
29511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	int rescan_done;
29521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	fc_port_t *fcport;
29531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	rescan_done = 0;
29551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	list_for_each_entry(fcport, &ha->fcports, list) {
29561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if ((fcport->flags & FCF_RESCAN_NEEDED) == 0)
29571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			continue;
29581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla2x00_update_fcport(ha, fcport);
29601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		fcport->flags &= ~FCF_RESCAN_NEEDED;
29611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		rescan_done = 1;
29631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
2964fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez	qla2x00_probe_for_all_luns(ha);
29651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
29661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
29681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*  qla2x00_abort_isp
29691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      Resets ISP and aborts all outstanding commands.
29701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
29711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Input:
29721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      ha           = adapter block pointer.
29731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
29741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Returns:
29751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      0 = success
29761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
29771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint
29781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_abort_isp(scsi_qla_host_t *ha)
29791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
29801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long flags = 0;
29811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint16_t       cnt;
29821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	srb_t          *sp;
29831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t        status = 0;
29841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (ha->flags.online) {
29861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.online = 0;
29871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
29881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_INFO, ha,
29901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		    "Performing ISP error recovery - ha= %p.\n", ha);
2991abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		ha->isp_ops.reset_chip(ha);
29921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
29931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME);
29941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (atomic_read(&ha->loop_state) != LOOP_DOWN) {
29951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			atomic_set(&ha->loop_state, LOOP_DOWN);
29961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			qla2x00_mark_all_devices_lost(ha);
29971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {
29981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (!atomic_read(&ha->loop_down_timer))
29991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				atomic_set(&ha->loop_down_timer,
30001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    LOOP_DOWN_TIME);
30011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
30021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		spin_lock_irqsave(&ha->hardware_lock, flags);
30041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* Requeue all commands in outstanding command list. */
30051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
30061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			sp = ha->outstanding_cmds[cnt];
30071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (sp) {
30081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				ha->outstanding_cmds[cnt] = NULL;
30091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				sp->flags = 0;
3010f4f051ebb40e74ad0ba02d2cb3a6c16b0393472b<andrew.vasquez@qlogic.com>				sp->cmd->result = DID_RESET << 16;
30111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				sp->cmd->host_scribble = (unsigned char *)NULL;
3012f4f051ebb40e74ad0ba02d2cb3a6c16b0393472b<andrew.vasquez@qlogic.com>				qla2x00_sp_compl(ha, sp);
30131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
30141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
30151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		spin_unlock_irqrestore(&ha->hardware_lock, flags);
30161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
3017abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		ha->isp_ops.nvram_config(ha);
30181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!qla2x00_restart_isp(ha)) {
30201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags);
30211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (!atomic_read(&ha->loop_down_timer)) {
30231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				/*
30241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 * Issue marker command only when we are going
30251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 * to start the I/O .
30261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				 */
30271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				ha->marker_needed = 1;
30281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
30291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->flags.online = 1;
30311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
3032abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez			ha->isp_ops.enable_intrs(ha);
30331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
3034fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez			ha->isp_abort_cnt = 0;
30351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags);
30361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		} else {	/* failed the ISP abort */
30371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->flags.online = 1;
30381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) {
30391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				if (ha->isp_abort_cnt == 0) {
30401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 					qla_printk(KERN_WARNING, ha,
30411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    "ISP error recovery failed - "
30421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    "board disabled\n");
3043fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez					/*
30441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 * The next call disables the board
30451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 * completely.
30461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					 */
3047abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez					ha->isp_ops.reset_adapter(ha);
30481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					ha->flags.online = 0;
30491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					clear_bit(ISP_ABORT_RETRY,
30501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    &ha->dpc_flags);
30511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					status = 0;
30521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				} else { /* schedule another ISP abort */
30531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					ha->isp_abort_cnt--;
30541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					DEBUG(printk("qla%ld: ISP abort - "
30550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					    "retry remaining %d\n",
30561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					    ha->host_no, ha->isp_abort_cnt);)
30571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds					status = 1;
30581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				}
30591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} else {
30601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
30611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				DEBUG(printk("qla2x00(%ld): ISP error recovery "
30621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    "- retrying (%d) more times\n",
30631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				    ha->host_no, ha->isp_abort_cnt);)
30641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				set_bit(ISP_ABORT_RETRY, &ha->dpc_flags);
30651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				status = 1;
30661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
30671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
3068fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez
30691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
30701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (status) {
30721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		qla_printk(KERN_INFO, ha,
30731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			"qla2x00_abort_isp: **** FAILED ****\n");
30741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	} else {
30751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG(printk(KERN_INFO
30761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				"qla2x00_abort_isp(%ld): exiting.\n",
30771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				ha->host_no);)
30781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
30791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return(status);
30811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
30821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
30831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
30841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*  qla2x00_restart_isp
30851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      restarts the ISP after a reset
30861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
30871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Input:
30881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      ha = adapter block pointer.
30891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
30901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Returns:
30911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      0 = success
30921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
30931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int
30941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_restart_isp(scsi_qla_host_t *ha)
30951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
30961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint8_t		status = 0;
30973d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
30981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long	flags = 0;
30991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	uint32_t wait_time;
31001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	/* If firmware needs to be loaded */
31021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (qla2x00_isp_firmware(ha)) {
31031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		ha->flags.online = 0;
3104abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez		if (!(status = ha->isp_ops.chip_diag(ha))) {
31051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
31061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				status = qla2x00_setup_chip(ha);
31071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				goto done;
31081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			}
31091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			spin_lock_irqsave(&ha->hardware_lock, flags);
31111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (!IS_QLA24XX(ha) && !IS_QLA25XX(ha)) {
31130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				/*
31140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				 * Disable SRAM, Instruction RAM and GP RAM
31150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				 * parity.
31160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				 */
31170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				WRT_REG_WORD(&reg->hccr,
31180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    (HCCR_ENABLE_PARITY + 0x0));
31190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				RD_REG_WORD(&reg->hccr);
31200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			}
31211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			spin_unlock_irqrestore(&ha->hardware_lock, flags);
3123fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez
31241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			status = qla2x00_setup_chip(ha);
31251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			spin_lock_irqsave(&ha->hardware_lock, flags);
3127fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez
31280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (!IS_QLA24XX(ha) && !IS_QLA25XX(ha)) {
31290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				/* Enable proper parity */
31300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				if (IS_QLA2300(ha))
31310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					/* SRAM parity */
31320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					WRT_REG_WORD(&reg->hccr,
31330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					    (HCCR_ENABLE_PARITY + 0x1));
31340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				else
31350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					/*
31360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					 * SRAM, Instruction RAM and GP RAM
31370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					 * parity.
31380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					 */
31390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					WRT_REG_WORD(&reg->hccr,
31400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez					    (HCCR_ENABLE_PARITY + 0x7));
31410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				RD_REG_WORD(&reg->hccr);
31420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			}
31431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			spin_unlock_irqrestore(&ha->hardware_lock, flags);
31451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
31461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
31471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds done:
31491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	if (!status && !(status = qla2x00_init_rings(ha))) {
31501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags);
31511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		if (!(status = qla2x00_fw_ready(ha))) {
31521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			DEBUG(printk("%s(): Start configure loop, "
31530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "status = %d\n", __func__, status);)
31540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
31550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			/* Issue a marker after FW becomes ready. */
31560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			qla2x00_marker(ha, 0, 0, MK_SYNC_ALL);
31570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
31581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			ha->flags.online = 1;
31591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			/* Wait at most MAX_TARGET RSCNs for a stable link. */
31601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			wait_time = 256;
31611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			do {
31621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags);
31631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				qla2x00_configure_loop(ha);
31641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				wait_time--;
31651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			} while (!atomic_read(&ha->loop_down_timer) &&
31661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				!(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) &&
31671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				wait_time &&
31681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				(test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)));
31691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		}
31701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		/* if no cable then assume it's good */
3172fa2a1ce53d4b869b74da9a770770c79f9af64914Andrew Vasquez		if ((ha->device_flags & DFLG_NO_CABLE))
31731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds			status = 0;
31741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds		DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
31761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				__func__,
31771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds				status);)
31781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	}
31791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	return (status);
31801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
31811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/*
31831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* qla2x00_reset_adapter
31841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      Reset adapter.
31851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*
31861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds* Input:
31871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*      ha = adapter block pointer.
31881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds*/
3189abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquezvoid
31901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsqla2x00_reset_adapter(scsi_qla_host_t *ha)
31911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{
31921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	unsigned long flags = 0;
31933d71644cf952fd1157a13173237258422ba3c569Andrew Vasquez	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
31941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	ha->flags.online = 0;
3196abbd8870b9cb7754a4935826bc9f3c7b029f8b7cAndrew Vasquez	ha->isp_ops.disable_intrs(ha);
31971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds
31981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_lock_irqsave(&ha->hardware_lock, flags);
31991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
32001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	RD_REG_WORD(&reg->hccr);			/* PCI Posting. */
32011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
32021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	RD_REG_WORD(&reg->hccr);			/* PCI Posting. */
32031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds	spin_unlock_irqrestore(&ha->hardware_lock, flags);
32041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}
32050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezvoid
32070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_reset_adapter(scsi_qla_host_t *ha)
32080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
32090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	unsigned long flags = 0;
32100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
32110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->flags.online = 0;
32130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->isp_ops.disable_intrs(ha);
32140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	spin_lock_irqsave(&ha->hardware_lock, flags);
32160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
32170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	RD_REG_DWORD(&reg->hccr);
32180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
32190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	RD_REG_DWORD(&reg->hccr);
32200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	spin_unlock_irqrestore(&ha->hardware_lock, flags);
32210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
32220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezint
32240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_nvram_config(scsi_qla_host_t *ha)
32250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
32260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int   rval;
32270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct init_cb_24xx *icb;
32280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct nvram_24xx *nv;
32290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t *dptr;
32300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint8_t  *dptr1, *dptr2;
32310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t chksum;
32320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t cnt;
32330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = QLA_SUCCESS;
32350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb = (struct init_cb_24xx *)ha->init_cb;
32360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	nv = (struct nvram_24xx *)ha->request_ring;
32370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Determine NVRAM starting address. */
32390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->nvram_size = sizeof(struct nvram_24xx);
32400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
32410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (PCI_FUNC(ha->pdev->devfn))
32420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
32430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Get NVRAM data and calculate checksum. */
32450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dptr = (uint32_t *)nv;
32460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->isp_ops.read_nvram(ha, (uint8_t *)dptr, ha->nvram_base,
32470107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    ha->nvram_size);
32480107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
32490107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		chksum += le32_to_cpu(*dptr++);
32500107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no));
32520107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring,
32530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    ha->nvram_size));
32540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Bad NVRAM data, set defaults parameters. */
32560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
32570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    || nv->id[3] != ' ' ||
32580107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
32590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Reset NVRAM data. */
32600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
32610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
32620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    le16_to_cpu(nv->nvram_version));
32630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
32640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "invalid -- WWPN) defaults.\n");
32650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
32660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/*
32670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		 * Set default initialization control block.
32680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		 */
32690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		memset(nv, 0, ha->nvram_size);
32700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
32710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->version = __constant_cpu_to_le16(ICB_VERSION);
32720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->frame_payload_size = __constant_cpu_to_le16(2048);
32730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
32740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->exchange_count = __constant_cpu_to_le16(0);
32750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->hard_address = __constant_cpu_to_le16(124);
32760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[0] = 0x21;
32770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn);
32780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[2] = 0x00;
32790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[3] = 0xe0;
32800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[4] = 0x8b;
32810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[5] = 0x1c;
32820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[6] = 0x55;
32830107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_name[7] = 0x86;
32840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[0] = 0x20;
32850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[1] = 0x00;
32860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[2] = 0x00;
32870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[3] = 0xe0;
32880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[4] = 0x8b;
32890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[5] = 0x1c;
32900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[6] = 0x55;
32910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->node_name[7] = 0x86;
32920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->login_retry_count = __constant_cpu_to_le16(8);
32930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->link_down_timeout = __constant_cpu_to_le16(200);
32940107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
32950107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->login_timeout = __constant_cpu_to_le16(0);
32960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->firmware_options_1 =
32970107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
32980107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
32990107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
33000107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
33010107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
33020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->efi_parameters = __constant_cpu_to_le32(0);
33030107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->reset_delay = 5;
33040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->max_luns_per_target = __constant_cpu_to_le16(128);
33050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->port_down_retry_count = __constant_cpu_to_le16(30);
33060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->link_down_timeout = __constant_cpu_to_le16(30);
33070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		rval = 1;
33090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
33100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Reset Initialization control block */
33120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	memset(icb, 0, sizeof(struct init_cb_24xx));
33130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Copy 1st segment. */
33150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dptr1 = (uint8_t *)icb;
33160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dptr2 = (uint8_t *)&nv->version;
33170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
33180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	while (cnt--)
33190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		*dptr1++ = *dptr2++;
33200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->login_retry_count = nv->login_retry_count;
33220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->link_down_timeout = nv->link_down_timeout;
33230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Copy 2nd segment. */
33250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
33260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
33270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	cnt = (uint8_t *)&icb->reserved_3 -
33280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    (uint8_t *)&icb->interrupt_delay_timer;
33290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	while (cnt--)
33300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		*dptr1++ = *dptr2++;
33310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/*
33330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 * Setup driver NVRAM options.
33340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 */
33350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (memcmp(nv->model_name, BINZERO, sizeof(nv->model_name)) != 0) {
33360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		char *st, *en;
33370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		uint16_t index;
33380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		strncpy(ha->model_number, nv->model_name,
33400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    sizeof(nv->model_name));
33410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		st = en = ha->model_number;
33420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		en += sizeof(nv->model_name) - 1;
33430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		while (en > st) {
33440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (*en != 0x20 && *en != 0x00)
33450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				break;
33460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			*en-- = '\0';
33470107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		}
33480107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33490107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		index = (ha->pdev->subsystem_device & 0xff);
33500107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		if (index < QLA_MODEL_NAMES)
33510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			ha->model_desc = qla2x00_model_desc[index];
33520107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	} else
33530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		strcpy(ha->model_number, "QLA2462");
33540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Prepare nodename */
33560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if ((icb->firmware_options_1 & BIT_14) == 0) {
33570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/*
33580107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		 * Firmware will apply the following mask if the nodename was
33590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		 * not provided.
33600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		 */
33610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		memcpy(icb->node_name, icb->port_name, WWN_SIZE);
33620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		icb->node_name[0] &= 0xF0;
33630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
33640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Set host adapter parameters. */
33660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->flags.disable_risc_code_load = 0;
33670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->flags.enable_lip_reset = 1;
33680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->flags.enable_lip_full_login = 1;
33690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->flags.enable_target_reset = 1;
33700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->flags.enable_led_scheme = 0;
33710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->operating_mode =
33730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    (icb->firmware_options_2 & (BIT_6 | BIT_5 | BIT_4)) >> 4;
33740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
33760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    sizeof(ha->fw_seriallink_options24));
33770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* save HBA serial number */
33790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->serial0 = icb->port_name[5];
33800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->serial1 = icb->port_name[6];
33810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->serial2 = icb->port_name[7];
33820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->node_name = icb->node_name;
33830107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->port_name = icb->port_name;
33840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->retry_count = le16_to_cpu(nv->login_retry_count);
33860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Set minimum login_timeout to 4 seconds. */
33880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
33890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
33900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (le16_to_cpu(nv->login_timeout) < 4)
33910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		nv->login_timeout = __constant_cpu_to_le16(4);
33920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->login_timeout = le16_to_cpu(nv->login_timeout);
33930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	icb->login_timeout = cpu_to_le16(nv->login_timeout);
33940107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33950107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Set minimum RATOV to 200 tenths of a second. */
33960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->r_a_tov = 200;
33970107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
33980107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->loop_reset_delay = nv->reset_delay;
33990107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34000107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Link Down Timeout = 0:
34010107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 *
34020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 * 	When Port Down timer expires we will start returning
34030107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 *	I/O's to OS with "DID_NO_CONNECT".
34040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 *
34050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 * Link Down Timeout != 0:
34060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 *
34070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 *	 The driver waits for the link to come up after link down
34080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 *	 before returning I/Os to OS with "DID_NO_CONNECT".
34090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	 */
34100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (le16_to_cpu(nv->link_down_timeout) == 0) {
34110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->loop_down_abort_time =
34120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
34130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	} else {
34140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->link_down_timeout =	le16_to_cpu(nv->link_down_timeout);
34150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->loop_down_abort_time =
34160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    (LOOP_DOWN_TIME - ha->link_down_timeout);
34170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
34180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Need enough time to try and get the port back. */
34200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
34210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (qlport_down_retry)
34220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->port_down_retry_count = qlport_down_retry;
34230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Set login_retry_count */
34250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	ha->login_retry_count  = le16_to_cpu(nv->login_retry_count);
34260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (ha->port_down_retry_count ==
34270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    le16_to_cpu(nv->port_down_retry_count) &&
34280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    ha->port_down_retry_count > 3)
34290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->login_retry_count = ha->port_down_retry_count;
34300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	else if (ha->port_down_retry_count > (int)ha->login_retry_count)
34310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->login_retry_count = ha->port_down_retry_count;
34320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (ql2xloginretrycount)
34330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		ha->login_retry_count = ql2xloginretrycount;
34340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (rval) {
34360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		DEBUG2_3(printk(KERN_WARNING
34370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "scsi(%ld): NVRAM configuration failed!\n", ha->host_no));
34380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
34390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return (rval);
34400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
34410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezint
34430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr)
34440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
34450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int		rval;
34460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t	cnt;
34470107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t	*risc_code;
34480107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	unsigned long	risc_address;
34490107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	unsigned long	risc_code_size;
34500107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int		num;
34510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int		i;
34520107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint16_t	*req_ring;
34530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	struct qla_fw_info *fw_iter;
34540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = QLA_SUCCESS;
34560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Load firmware sequences */
34580107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	fw_iter = ha->brd_info->fw_info;
34590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	*srisc_addr = *ha->brd_info->fw_info->fwstart;
34600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	while (fw_iter->addressing != FW_INFO_ADDR_NOMORE) {
34610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		risc_code = fw_iter->fwcode;
34620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		risc_code_size = *fw_iter->fwlen;
34630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		if (fw_iter->addressing == FW_INFO_ADDR_NORMAL) {
34650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_address = *fw_iter->fwstart;
34660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		} else {
34670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			/* Extended address */
34680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_address = *fw_iter->lfwstart;
34690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		}
34700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		num = 0;
34720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		rval = 0;
34730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		while (risc_code_size > 0 && !rval) {
34740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			cnt = (uint16_t)(ha->fw_transfer_size >> 1);
34750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (cnt > risc_code_size)
34760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				cnt = risc_code_size;
34770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			DEBUG7(printk("scsi(%ld): Loading risc segment@ "
34790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "addr %p, number of bytes 0x%x, offset 0x%lx.\n",
34800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    ha->host_no, risc_code, cnt, risc_address));
34810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			req_ring = (uint16_t *)ha->request_ring;
34830107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			for (i = 0; i < cnt; i++)
34840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				req_ring[i] = cpu_to_le16(risc_code[i]);
34850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
34860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (fw_iter->addressing == FW_INFO_ADDR_NORMAL) {
34870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				rval = qla2x00_load_ram(ha, ha->request_dma,
34880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    risc_address, cnt);
34890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			} else {
34900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				rval = qla2x00_load_ram_ext(ha,
34910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    ha->request_dma, risc_address, cnt);
34920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			}
34930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (rval) {
34940107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				DEBUG(printk("scsi(%ld): [ERROR] Failed to "
34950107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "load segment %d of firmware\n",
34960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    ha->host_no, num));
34970107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				qla_printk(KERN_WARNING, ha,
34980107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "[ERROR] Failed to load segment %d of "
34990107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "firmware\n", num);
35000107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35010107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				qla2x00_dump_regs(ha);
35020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				break;
35030107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			}
35040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_code += cnt;
35060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_address += cnt;
35070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_code_size -= cnt;
35080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			num++;
35090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		}
35100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Next firmware sequence */
35120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		fw_iter++;
35130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
35140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return (rval);
35160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
35170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezint
35190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr)
35200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
35210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int	rval;
35220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int	segments, fragment;
35230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t faddr;
35240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t *dcode, dlen;
35250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t risc_addr;
35260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t risc_size;
35270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t i;
35280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = QLA_SUCCESS;
35300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	segments = FA_RISC_CODE_SEGMENTS;
35320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	faddr = FA_RISC_CODE_ADDR;
35330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dcode = (uint32_t *)ha->request_ring;
35340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	*srisc_addr = 0;
35350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Validate firmware image by checking version. */
35370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	qla24xx_read_flash_data(ha, dcode, faddr + 4, 4);
35380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (i = 0; i < 4; i++)
35390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		dcode[i] = be32_to_cpu(dcode[i]);
35400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
35410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
35420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
35430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		dcode[3] == 0)) {
35440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
35450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Unable to verify integrity of flash firmware image!\n");
35460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
35470107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
35480107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    dcode[1], dcode[2], dcode[3]);
35490107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35500107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		return QLA_FUNCTION_FAILED;
35510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
35520107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	while (segments && rval == QLA_SUCCESS) {
35540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Read segment's load information. */
35550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla24xx_read_flash_data(ha, dcode, faddr, 4);
35560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		risc_addr = be32_to_cpu(dcode[2]);
35580107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		*srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
35590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		risc_size = be32_to_cpu(dcode[3]);
35600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		fragment = 0;
35620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		while (risc_size > 0 && rval == QLA_SUCCESS) {
35630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			dlen = (uint32_t)(ha->fw_transfer_size >> 2);
35640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (dlen > risc_size)
35650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				dlen = risc_size;
35660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
35680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "addr %x, number of dwords 0x%x, offset 0x%x.\n",
35690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    ha->host_no, risc_addr, dlen, faddr));
35700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			qla24xx_read_flash_data(ha, dcode, faddr, dlen);
35720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			for (i = 0; i < dlen; i++)
35730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				dcode[i] = swab32(dcode[i]);
35740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			rval = qla2x00_load_ram_ext(ha, ha->request_dma,
35760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    risc_addr, dlen);
35770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (rval) {
35780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
35790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "segment %d of firmware\n", ha->host_no,
35800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    fragment));
35810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				qla_printk(KERN_WARNING, ha,
35820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "[ERROR] Failed to load segment %d of "
35830107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "firmware\n", fragment);
35840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				break;
35850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			}
35860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			faddr += dlen;
35880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_addr += dlen;
35890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_size -= dlen;
35900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			fragment++;
35910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		}
35920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Next segment. */
35940107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		segments--;
35950107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
35960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
35970107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return rval;
35980107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
35990107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36000107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezint
36010107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezqla24xx_load_risc_hotplug(scsi_qla_host_t *ha, uint32_t *srisc_addr)
36020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez{
36030107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int	rval;
36040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	int	segments, fragment;
36050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t *dcode, dlen;
36060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t risc_addr;
36070107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t risc_size;
36080107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t i;
36090107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	const struct firmware *fw_entry;
36100107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	uint32_t *fwcode, fwclen;
36110107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36120107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (request_firmware(&fw_entry, ha->brd_info->fw_fname,
36130107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    &ha->pdev->dev)) {
36140107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_ERR, ha,
36150107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Firmware image file not available: '%s'\n",
36160107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    ha->brd_info->fw_fname);
36170107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		return QLA_FUNCTION_FAILED;
36180107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
36190107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36200107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	rval = QLA_SUCCESS;
36210107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36220107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	segments = FA_RISC_CODE_SEGMENTS;
36230107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	dcode = (uint32_t *)ha->request_ring;
36240107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	*srisc_addr = 0;
36250107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	fwcode = (uint32_t *)fw_entry->data;
36260107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	fwclen = 0;
36270107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36280107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	/* Validate firmware image by checking version. */
36290107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if (fw_entry->size < 8 * sizeof(uint32_t)) {
36300107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
36310107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Unable to verify integrity of flash firmware image "
36320107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "(%Zd)!\n", fw_entry->size);
36330107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		goto fail_fw_integrity;
36340107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
36350107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	for (i = 0; i < 4; i++)
36360107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		dcode[i] = be32_to_cpu(fwcode[i + 4]);
36370107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
36380107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
36390107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	    (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
36400107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		dcode[3] == 0)) {
36410107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
36420107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Unable to verify integrity of flash firmware image!\n");
36430107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		qla_printk(KERN_WARNING, ha,
36440107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
36450107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		    dcode[1], dcode[2], dcode[3]);
36460107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		goto fail_fw_integrity;
36470107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
36480107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36490107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	while (segments && rval == QLA_SUCCESS) {
36500107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		risc_addr = be32_to_cpu(fwcode[2]);
36510107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		*srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
36520107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		risc_size = be32_to_cpu(fwcode[3]);
36530107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36540107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Validate firmware image size. */
36550107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		fwclen += risc_size * sizeof(uint32_t);
36560107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		if (fw_entry->size < fwclen) {
36570107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			qla_printk(KERN_WARNING, ha,
36580107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "Unable to verify integrity of flash firmware "
36590107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "image (%Zd)!\n", fw_entry->size);
36600107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			goto fail_fw_integrity;
36610107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		}
36620107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36630107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		fragment = 0;
36640107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		while (risc_size > 0 && rval == QLA_SUCCESS) {
36650107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			dlen = (uint32_t)(ha->fw_transfer_size >> 2);
36660107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (dlen > risc_size)
36670107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				dlen = risc_size;
36680107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36690107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
36700107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    "addr %x, number of dwords 0x%x.\n", ha->host_no,
36710107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    risc_addr, dlen));
36720107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36730107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			for (i = 0; i < dlen; i++)
36740107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				dcode[i] = swab32(fwcode[i]);
36750107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36760107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			rval = qla2x00_load_ram_ext(ha, ha->request_dma,
36770107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			    risc_addr, dlen);
36780107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			if (rval) {
36790107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
36800107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "segment %d of firmware\n", ha->host_no,
36810107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    fragment));
36820107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				qla_printk(KERN_WARNING, ha,
36830107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "[ERROR] Failed to load segment %d of "
36840107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				    "firmware\n", fragment);
36850107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez				break;
36860107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			}
36870107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36880107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			fwcode += dlen;
36890107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_addr += dlen;
36900107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			risc_size -= dlen;
36910107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez			fragment++;
36920107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		}
36930107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36940107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		/* Next segment. */
36950107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez		segments--;
36960107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	}
36970107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
36980107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	release_firmware(fw_entry);
36990107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return rval;
37000107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
37010107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquezfail_fw_integrity:
37020107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
37030107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	release_firmware(fw_entry);
37040107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez	return QLA_FUNCTION_FAILED;
37050107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez
37060107109ed69c9e04b6fa35ac41d870c74dcce3fcAndrew Vasquez}
3707