mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-25 20:45:39 +07:00
22a08538dc
This patch fixes a crash when tried setting symbolic name for an offline vport through sysfs. Crash is due to uninitialized pointer lport->ns, which gets initialized only on linkup (port online). Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com> Cc: stable@vger.kernel.org Signed-off-by: James Bottomley <JBottomley@Parallels.com>
6976 lines
177 KiB
C
6976 lines
177 KiB
C
/*
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* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#include "bfad_drv.h"
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#include "bfad_im.h"
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#include "bfa_fcs.h"
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#include "bfa_fcbuild.h"
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#include "bfa_fc.h"
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BFA_TRC_FILE(FCS, PORT);
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/*
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* ALPA to LIXA bitmap mapping
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*
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* ALPA 0x00 (Word 0, Bit 30) is invalid for N_Ports. Also Word 0 Bit 31
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* is for L_bit (login required) and is filled as ALPA 0x00 here.
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*/
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static const u8 loop_alpa_map[] = {
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0x00, 0x00, 0x01, 0x02, 0x04, 0x08, 0x0F, 0x10, /* Word 0 Bits 31..24 */
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0x17, 0x18, 0x1B, 0x1D, 0x1E, 0x1F, 0x23, 0x25, /* Word 0 Bits 23..16 */
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0x26, 0x27, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, /* Word 0 Bits 15..08 */
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0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x39, 0x3A, /* Word 0 Bits 07..00 */
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0x3C, 0x43, 0x45, 0x46, 0x47, 0x49, 0x4A, 0x4B, /* Word 1 Bits 31..24 */
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0x4C, 0x4D, 0x4E, 0x51, 0x52, 0x53, 0x54, 0x55, /* Word 1 Bits 23..16 */
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0x56, 0x59, 0x5A, 0x5C, 0x63, 0x65, 0x66, 0x67, /* Word 1 Bits 15..08 */
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0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x71, 0x72, /* Word 1 Bits 07..00 */
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0x73, 0x74, 0x75, 0x76, 0x79, 0x7A, 0x7C, 0x80, /* Word 2 Bits 31..24 */
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0x81, 0x82, 0x84, 0x88, 0x8F, 0x90, 0x97, 0x98, /* Word 2 Bits 23..16 */
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0x9B, 0x9D, 0x9E, 0x9F, 0xA3, 0xA5, 0xA6, 0xA7, /* Word 2 Bits 15..08 */
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0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xB1, 0xB2, /* Word 2 Bits 07..00 */
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0xB3, 0xB4, 0xB5, 0xB6, 0xB9, 0xBA, 0xBC, 0xC3, /* Word 3 Bits 31..24 */
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0xC5, 0xC6, 0xC7, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, /* Word 3 Bits 23..16 */
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0xCE, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD9, /* Word 3 Bits 15..08 */
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0xDA, 0xDC, 0xE0, 0xE1, 0xE2, 0xE4, 0xE8, 0xEF, /* Word 3 Bits 07..00 */
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};
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static void bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port,
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struct fchs_s *rx_fchs, u8 reason_code,
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u8 reason_code_expl);
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static void bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port,
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struct fchs_s *rx_fchs, struct fc_logi_s *plogi);
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static void bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port,
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struct fchs_s *rx_fchs,
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struct fc_echo_s *echo, u16 len);
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static void bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port,
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struct fchs_s *rx_fchs,
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struct fc_rnid_cmd_s *rnid, u16 len);
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static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port,
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struct fc_rnid_general_topology_data_s *gen_topo_data);
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static void bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_loop_init(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_loop_online(struct bfa_fcs_lport_s *port);
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static void bfa_fcs_lport_loop_offline(struct bfa_fcs_lport_s *port);
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static struct {
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void (*init) (struct bfa_fcs_lport_s *port);
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void (*online) (struct bfa_fcs_lport_s *port);
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void (*offline) (struct bfa_fcs_lport_s *port);
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} __port_action[] = {
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{
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bfa_fcs_lport_unknown_init, bfa_fcs_lport_unknown_online,
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bfa_fcs_lport_unknown_offline}, {
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bfa_fcs_lport_fab_init, bfa_fcs_lport_fab_online,
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bfa_fcs_lport_fab_offline}, {
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bfa_fcs_lport_n2n_init, bfa_fcs_lport_n2n_online,
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bfa_fcs_lport_n2n_offline}, {
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bfa_fcs_lport_loop_init, bfa_fcs_lport_loop_online,
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bfa_fcs_lport_loop_offline},
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};
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/*
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* fcs_port_sm FCS logical port state machine
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*/
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enum bfa_fcs_lport_event {
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BFA_FCS_PORT_SM_CREATE = 1,
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BFA_FCS_PORT_SM_ONLINE = 2,
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BFA_FCS_PORT_SM_OFFLINE = 3,
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BFA_FCS_PORT_SM_DELETE = 4,
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BFA_FCS_PORT_SM_DELRPORT = 5,
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BFA_FCS_PORT_SM_STOP = 6,
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};
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static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event);
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static void bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event);
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static void bfa_fcs_lport_sm_online(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event);
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static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event);
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static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event);
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static void bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event);
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static void
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bfa_fcs_lport_sm_uninit(
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struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event)
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{
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bfa_trc(port->fcs, port->port_cfg.pwwn);
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bfa_trc(port->fcs, event);
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switch (event) {
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case BFA_FCS_PORT_SM_CREATE:
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bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
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break;
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default:
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bfa_sm_fault(port->fcs, event);
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}
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}
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static void
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bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event)
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{
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bfa_trc(port->fcs, port->port_cfg.pwwn);
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bfa_trc(port->fcs, event);
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switch (event) {
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case BFA_FCS_PORT_SM_ONLINE:
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bfa_sm_set_state(port, bfa_fcs_lport_sm_online);
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bfa_fcs_lport_online_actions(port);
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break;
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case BFA_FCS_PORT_SM_DELETE:
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bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
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bfa_fcs_lport_deleted(port);
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break;
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case BFA_FCS_PORT_SM_STOP:
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/* If vport - send completion call back */
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if (port->vport)
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bfa_fcs_vport_stop_comp(port->vport);
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else
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bfa_wc_down(&(port->fabric->stop_wc));
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break;
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case BFA_FCS_PORT_SM_OFFLINE:
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break;
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default:
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bfa_sm_fault(port->fcs, event);
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}
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}
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static void
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bfa_fcs_lport_sm_online(
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struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event)
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{
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struct bfa_fcs_rport_s *rport;
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struct list_head *qe, *qen;
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bfa_trc(port->fcs, port->port_cfg.pwwn);
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bfa_trc(port->fcs, event);
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switch (event) {
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case BFA_FCS_PORT_SM_OFFLINE:
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bfa_sm_set_state(port, bfa_fcs_lport_sm_offline);
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bfa_fcs_lport_offline_actions(port);
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break;
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case BFA_FCS_PORT_SM_STOP:
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__port_action[port->fabric->fab_type].offline(port);
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if (port->num_rports == 0) {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
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/* If vport - send completion call back */
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if (port->vport)
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bfa_fcs_vport_stop_comp(port->vport);
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else
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bfa_wc_down(&(port->fabric->stop_wc));
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} else {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping);
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list_for_each_safe(qe, qen, &port->rport_q) {
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rport = (struct bfa_fcs_rport_s *) qe;
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bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
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}
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}
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break;
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case BFA_FCS_PORT_SM_DELETE:
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__port_action[port->fabric->fab_type].offline(port);
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if (port->num_rports == 0) {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
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bfa_fcs_lport_deleted(port);
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} else {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting);
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list_for_each_safe(qe, qen, &port->rport_q) {
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rport = (struct bfa_fcs_rport_s *) qe;
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bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
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}
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}
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break;
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case BFA_FCS_PORT_SM_DELRPORT:
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break;
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default:
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bfa_sm_fault(port->fcs, event);
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}
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}
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static void
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bfa_fcs_lport_sm_offline(
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struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event)
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{
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struct bfa_fcs_rport_s *rport;
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struct list_head *qe, *qen;
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bfa_trc(port->fcs, port->port_cfg.pwwn);
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bfa_trc(port->fcs, event);
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switch (event) {
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case BFA_FCS_PORT_SM_ONLINE:
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bfa_sm_set_state(port, bfa_fcs_lport_sm_online);
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bfa_fcs_lport_online_actions(port);
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break;
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case BFA_FCS_PORT_SM_STOP:
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if (port->num_rports == 0) {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
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/* If vport - send completion call back */
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if (port->vport)
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bfa_fcs_vport_stop_comp(port->vport);
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else
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bfa_wc_down(&(port->fabric->stop_wc));
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} else {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping);
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list_for_each_safe(qe, qen, &port->rport_q) {
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rport = (struct bfa_fcs_rport_s *) qe;
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bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
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}
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}
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break;
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case BFA_FCS_PORT_SM_DELETE:
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if (port->num_rports == 0) {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
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bfa_fcs_lport_deleted(port);
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} else {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting);
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list_for_each_safe(qe, qen, &port->rport_q) {
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rport = (struct bfa_fcs_rport_s *) qe;
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bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
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}
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}
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break;
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case BFA_FCS_PORT_SM_DELRPORT:
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case BFA_FCS_PORT_SM_OFFLINE:
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break;
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default:
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bfa_sm_fault(port->fcs, event);
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}
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}
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static void
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bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event)
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{
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bfa_trc(port->fcs, port->port_cfg.pwwn);
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bfa_trc(port->fcs, event);
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switch (event) {
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case BFA_FCS_PORT_SM_DELRPORT:
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if (port->num_rports == 0) {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
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/* If vport - send completion call back */
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if (port->vport)
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bfa_fcs_vport_stop_comp(port->vport);
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else
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bfa_wc_down(&(port->fabric->stop_wc));
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}
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break;
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default:
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bfa_sm_fault(port->fcs, event);
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}
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}
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static void
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bfa_fcs_lport_sm_deleting(
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struct bfa_fcs_lport_s *port,
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enum bfa_fcs_lport_event event)
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{
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bfa_trc(port->fcs, port->port_cfg.pwwn);
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bfa_trc(port->fcs, event);
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switch (event) {
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case BFA_FCS_PORT_SM_DELRPORT:
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if (port->num_rports == 0) {
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bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
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bfa_fcs_lport_deleted(port);
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}
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break;
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default:
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bfa_sm_fault(port->fcs, event);
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}
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}
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/*
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* fcs_port_pvt
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*/
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/*
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* Send AEN notification
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*/
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static void
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bfa_fcs_lport_aen_post(struct bfa_fcs_lport_s *port,
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enum bfa_lport_aen_event event)
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{
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struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad;
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struct bfa_aen_entry_s *aen_entry;
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bfad_get_aen_entry(bfad, aen_entry);
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if (!aen_entry)
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return;
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aen_entry->aen_data.lport.vf_id = port->fabric->vf_id;
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aen_entry->aen_data.lport.roles = port->port_cfg.roles;
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aen_entry->aen_data.lport.ppwwn = bfa_fcs_lport_get_pwwn(
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bfa_fcs_get_base_port(port->fcs));
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aen_entry->aen_data.lport.lpwwn = bfa_fcs_lport_get_pwwn(port);
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/* Send the AEN notification */
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bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq,
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BFA_AEN_CAT_LPORT, event);
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}
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/*
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* Send a LS reject
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*/
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static void
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bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
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u8 reason_code, u8 reason_code_expl)
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{
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struct fchs_s fchs;
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struct bfa_fcxp_s *fcxp;
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struct bfa_rport_s *bfa_rport = NULL;
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int len;
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bfa_trc(port->fcs, rx_fchs->d_id);
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bfa_trc(port->fcs, rx_fchs->s_id);
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fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
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if (!fcxp)
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return;
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len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
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rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
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rx_fchs->ox_id, reason_code, reason_code_expl);
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bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
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BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
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FC_MAX_PDUSZ, 0);
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}
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/*
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* Send a FCCT Reject
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*/
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static void
|
|
bfa_fcs_lport_send_fcgs_rjt(struct bfa_fcs_lport_s *port,
|
|
struct fchs_s *rx_fchs, u8 reason_code, u8 reason_code_expl)
|
|
{
|
|
struct fchs_s fchs;
|
|
struct bfa_fcxp_s *fcxp;
|
|
struct bfa_rport_s *bfa_rport = NULL;
|
|
int len;
|
|
struct ct_hdr_s *rx_cthdr = (struct ct_hdr_s *)(rx_fchs + 1);
|
|
struct ct_hdr_s *ct_hdr;
|
|
|
|
bfa_trc(port->fcs, rx_fchs->d_id);
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
|
|
fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
|
|
if (!fcxp)
|
|
return;
|
|
|
|
ct_hdr = bfa_fcxp_get_reqbuf(fcxp);
|
|
ct_hdr->gs_type = rx_cthdr->gs_type;
|
|
ct_hdr->gs_sub_type = rx_cthdr->gs_sub_type;
|
|
|
|
len = fc_gs_rjt_build(&fchs, ct_hdr, rx_fchs->s_id,
|
|
bfa_fcs_lport_get_fcid(port),
|
|
rx_fchs->ox_id, reason_code, reason_code_expl);
|
|
|
|
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
|
|
BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
|
|
FC_MAX_PDUSZ, 0);
|
|
}
|
|
|
|
/*
|
|
* Process incoming plogi from a remote port.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port,
|
|
struct fchs_s *rx_fchs, struct fc_logi_s *plogi)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
|
|
bfa_trc(port->fcs, rx_fchs->d_id);
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
|
|
/*
|
|
* If min cfg mode is enabled, drop any incoming PLOGIs
|
|
*/
|
|
if (__fcs_min_cfg(port->fcs)) {
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
return;
|
|
}
|
|
|
|
if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) {
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
/*
|
|
* send a LS reject
|
|
*/
|
|
bfa_fcs_lport_send_ls_rjt(port, rx_fchs,
|
|
FC_LS_RJT_RSN_PROTOCOL_ERROR,
|
|
FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Direct Attach P2P mode : verify address assigned by the r-port.
|
|
*/
|
|
if ((!bfa_fcs_fabric_is_switched(port->fabric)) &&
|
|
(memcmp((void *)&bfa_fcs_lport_get_pwwn(port),
|
|
(void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
|
|
if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) {
|
|
/* Address assigned to us cannot be a WKA */
|
|
bfa_fcs_lport_send_ls_rjt(port, rx_fchs,
|
|
FC_LS_RJT_RSN_PROTOCOL_ERROR,
|
|
FC_LS_RJT_EXP_INVALID_NPORT_ID);
|
|
return;
|
|
}
|
|
port->pid = rx_fchs->d_id;
|
|
bfa_lps_set_n2n_pid(port->fabric->lps, rx_fchs->d_id);
|
|
}
|
|
|
|
/*
|
|
* First, check if we know the device by pwwn.
|
|
*/
|
|
rport = bfa_fcs_lport_get_rport_by_pwwn(port, plogi->port_name);
|
|
if (rport) {
|
|
/*
|
|
* Direct Attach P2P mode : handle address assigned by r-port.
|
|
*/
|
|
if ((!bfa_fcs_fabric_is_switched(port->fabric)) &&
|
|
(memcmp((void *)&bfa_fcs_lport_get_pwwn(port),
|
|
(void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
|
|
port->pid = rx_fchs->d_id;
|
|
bfa_lps_set_n2n_pid(port->fabric->lps, rx_fchs->d_id);
|
|
rport->pid = rx_fchs->s_id;
|
|
}
|
|
bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Next, lookup rport by PID.
|
|
*/
|
|
rport = bfa_fcs_lport_get_rport_by_pid(port, rx_fchs->s_id);
|
|
if (!rport) {
|
|
/*
|
|
* Inbound PLOGI from a new device.
|
|
*/
|
|
bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Rport is known only by PID.
|
|
*/
|
|
if (rport->pwwn) {
|
|
/*
|
|
* This is a different device with the same pid. Old device
|
|
* disappeared. Send implicit LOGO to old device.
|
|
*/
|
|
WARN_ON(rport->pwwn == plogi->port_name);
|
|
bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
|
|
|
|
/*
|
|
* Inbound PLOGI from a new device (with old PID).
|
|
*/
|
|
bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* PLOGI crossing each other.
|
|
*/
|
|
WARN_ON(rport->pwwn != WWN_NULL);
|
|
bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
|
|
}
|
|
|
|
/*
|
|
* Process incoming ECHO.
|
|
* Since it does not require a login, it is processed here.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
|
|
struct fc_echo_s *echo, u16 rx_len)
|
|
{
|
|
struct fchs_s fchs;
|
|
struct bfa_fcxp_s *fcxp;
|
|
struct bfa_rport_s *bfa_rport = NULL;
|
|
int len, pyld_len;
|
|
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
bfa_trc(port->fcs, rx_fchs->d_id);
|
|
|
|
fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
|
|
if (!fcxp)
|
|
return;
|
|
|
|
len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
|
|
rx_fchs->ox_id);
|
|
|
|
/*
|
|
* Copy the payload (if any) from the echo frame
|
|
*/
|
|
pyld_len = rx_len - sizeof(struct fchs_s);
|
|
bfa_trc(port->fcs, rx_len);
|
|
bfa_trc(port->fcs, pyld_len);
|
|
|
|
if (pyld_len > len)
|
|
memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) +
|
|
sizeof(struct fc_echo_s), (echo + 1),
|
|
(pyld_len - sizeof(struct fc_echo_s)));
|
|
|
|
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
|
|
BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL,
|
|
FC_MAX_PDUSZ, 0);
|
|
}
|
|
|
|
/*
|
|
* Process incoming RNID.
|
|
* Since it does not require a login, it is processed here.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs,
|
|
struct fc_rnid_cmd_s *rnid, u16 rx_len)
|
|
{
|
|
struct fc_rnid_common_id_data_s common_id_data;
|
|
struct fc_rnid_general_topology_data_s gen_topo_data;
|
|
struct fchs_s fchs;
|
|
struct bfa_fcxp_s *fcxp;
|
|
struct bfa_rport_s *bfa_rport = NULL;
|
|
u16 len;
|
|
u32 data_format;
|
|
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
bfa_trc(port->fcs, rx_fchs->d_id);
|
|
bfa_trc(port->fcs, rx_len);
|
|
|
|
fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
|
|
if (!fcxp)
|
|
return;
|
|
|
|
/*
|
|
* Check Node Indentification Data Format
|
|
* We only support General Topology Discovery Format.
|
|
* For any other requested Data Formats, we return Common Node Id Data
|
|
* only, as per FC-LS.
|
|
*/
|
|
bfa_trc(port->fcs, rnid->node_id_data_format);
|
|
if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
|
|
data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY;
|
|
/*
|
|
* Get General topology data for this port
|
|
*/
|
|
bfa_fs_port_get_gen_topo_data(port, &gen_topo_data);
|
|
} else {
|
|
data_format = RNID_NODEID_DATA_FORMAT_COMMON;
|
|
}
|
|
|
|
/*
|
|
* Copy the Node Id Info
|
|
*/
|
|
common_id_data.port_name = bfa_fcs_lport_get_pwwn(port);
|
|
common_id_data.node_name = bfa_fcs_lport_get_nwwn(port);
|
|
|
|
len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
|
|
rx_fchs->ox_id, data_format, &common_id_data,
|
|
&gen_topo_data);
|
|
|
|
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
|
|
BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
|
|
FC_MAX_PDUSZ, 0);
|
|
}
|
|
|
|
/*
|
|
* Fill out General Topolpgy Discovery Data for RNID ELS.
|
|
*/
|
|
static void
|
|
bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port,
|
|
struct fc_rnid_general_topology_data_s *gen_topo_data)
|
|
{
|
|
memset(gen_topo_data, 0,
|
|
sizeof(struct fc_rnid_general_topology_data_s));
|
|
|
|
gen_topo_data->asso_type = cpu_to_be32(RNID_ASSOCIATED_TYPE_HOST);
|
|
gen_topo_data->phy_port_num = 0; /* @todo */
|
|
gen_topo_data->num_attached_nodes = cpu_to_be32(1);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
|
|
char lpwwn_buf[BFA_STRING_32];
|
|
|
|
bfa_trc(port->fcs, port->fabric->oper_type);
|
|
|
|
__port_action[port->fabric->fab_type].init(port);
|
|
__port_action[port->fabric->fab_type].online(port);
|
|
|
|
wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
|
|
BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
|
|
"Logical port online: WWN = %s Role = %s\n",
|
|
lpwwn_buf, "Initiator");
|
|
bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_ONLINE);
|
|
|
|
bfad->bfad_flags |= BFAD_PORT_ONLINE;
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct list_head *qe, *qen;
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
|
|
char lpwwn_buf[BFA_STRING_32];
|
|
|
|
bfa_trc(port->fcs, port->fabric->oper_type);
|
|
|
|
__port_action[port->fabric->fab_type].offline(port);
|
|
|
|
wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
|
|
if (bfa_sm_cmp_state(port->fabric,
|
|
bfa_fcs_fabric_sm_online) == BFA_TRUE) {
|
|
BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
|
|
"Logical port lost fabric connectivity: WWN = %s Role = %s\n",
|
|
lpwwn_buf, "Initiator");
|
|
bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_DISCONNECT);
|
|
} else {
|
|
BFA_LOG(KERN_WARNING, bfad, bfa_log_level,
|
|
"Logical port taken offline: WWN = %s Role = %s\n",
|
|
lpwwn_buf, "Initiator");
|
|
bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_OFFLINE);
|
|
}
|
|
|
|
list_for_each_safe(qe, qen, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
WARN_ON(1);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
WARN_ON(1);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
WARN_ON(1);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_abts_acc(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs)
|
|
{
|
|
struct fchs_s fchs;
|
|
struct bfa_fcxp_s *fcxp;
|
|
int len;
|
|
|
|
bfa_trc(port->fcs, rx_fchs->d_id);
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
|
|
fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
|
|
if (!fcxp)
|
|
return;
|
|
|
|
len = fc_ba_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
|
|
rx_fchs->ox_id, 0);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag,
|
|
BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
|
|
FC_MAX_PDUSZ, 0);
|
|
}
|
|
static void
|
|
bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad;
|
|
char lpwwn_buf[BFA_STRING_32];
|
|
|
|
wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port));
|
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level,
|
|
"Logical port deleted: WWN = %s Role = %s\n",
|
|
lpwwn_buf, "Initiator");
|
|
bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_DELETE);
|
|
|
|
/* Base port will be deleted by the OS driver */
|
|
if (port->vport)
|
|
bfa_fcs_vport_delete_comp(port->vport);
|
|
else
|
|
bfa_wc_down(&port->fabric->wc);
|
|
}
|
|
|
|
|
|
/*
|
|
* Unsolicited frame receive handling.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport,
|
|
struct fchs_s *fchs, u16 len)
|
|
{
|
|
u32 pid = fchs->s_id;
|
|
struct bfa_fcs_rport_s *rport = NULL;
|
|
struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
|
|
|
|
bfa_stats(lport, uf_recvs);
|
|
bfa_trc(lport->fcs, fchs->type);
|
|
|
|
if (!bfa_fcs_lport_is_online(lport)) {
|
|
bfa_stats(lport, uf_recv_drops);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* First, handle ELSs that donot require a login.
|
|
*/
|
|
/*
|
|
* Handle PLOGI first
|
|
*/
|
|
if ((fchs->type == FC_TYPE_ELS) &&
|
|
(els_cmd->els_code == FC_ELS_PLOGI)) {
|
|
bfa_fcs_lport_plogi(lport, fchs, (struct fc_logi_s *) els_cmd);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Handle ECHO separately.
|
|
*/
|
|
if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) {
|
|
bfa_fcs_lport_echo(lport, fchs,
|
|
(struct fc_echo_s *)els_cmd, len);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Handle RNID separately.
|
|
*/
|
|
if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) {
|
|
bfa_fcs_lport_rnid(lport, fchs,
|
|
(struct fc_rnid_cmd_s *) els_cmd, len);
|
|
return;
|
|
}
|
|
|
|
if (fchs->type == FC_TYPE_BLS) {
|
|
if ((fchs->routing == FC_RTG_BASIC_LINK) &&
|
|
(fchs->cat_info == FC_CAT_ABTS))
|
|
bfa_fcs_lport_abts_acc(lport, fchs);
|
|
return;
|
|
}
|
|
|
|
if (fchs->type == FC_TYPE_SERVICES) {
|
|
/*
|
|
* Unhandled FC-GS frames. Send a FC-CT Reject
|
|
*/
|
|
bfa_fcs_lport_send_fcgs_rjt(lport, fchs, CT_RSN_NOT_SUPP,
|
|
CT_NS_EXP_NOADDITIONAL);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* look for a matching remote port ID
|
|
*/
|
|
rport = bfa_fcs_lport_get_rport_by_pid(lport, pid);
|
|
if (rport) {
|
|
bfa_trc(rport->fcs, fchs->s_id);
|
|
bfa_trc(rport->fcs, fchs->d_id);
|
|
bfa_trc(rport->fcs, fchs->type);
|
|
|
|
bfa_fcs_rport_uf_recv(rport, fchs, len);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Only handles ELS frames for now.
|
|
*/
|
|
if (fchs->type != FC_TYPE_ELS) {
|
|
bfa_trc(lport->fcs, fchs->s_id);
|
|
bfa_trc(lport->fcs, fchs->d_id);
|
|
/* ignore type FC_TYPE_FC_FSS */
|
|
if (fchs->type != FC_TYPE_FC_FSS)
|
|
bfa_sm_fault(lport->fcs, fchs->type);
|
|
return;
|
|
}
|
|
|
|
bfa_trc(lport->fcs, els_cmd->els_code);
|
|
if (els_cmd->els_code == FC_ELS_RSCN) {
|
|
bfa_fcs_lport_scn_process_rscn(lport, fchs, len);
|
|
return;
|
|
}
|
|
|
|
if (els_cmd->els_code == FC_ELS_LOGO) {
|
|
/*
|
|
* @todo Handle LOGO frames received.
|
|
*/
|
|
return;
|
|
}
|
|
|
|
if (els_cmd->els_code == FC_ELS_PRLI) {
|
|
/*
|
|
* @todo Handle PRLI frames received.
|
|
*/
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Unhandled ELS frames. Send a LS_RJT.
|
|
*/
|
|
bfa_fcs_lport_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP,
|
|
FC_LS_RJT_EXP_NO_ADDL_INFO);
|
|
|
|
}
|
|
|
|
/*
|
|
* PID based Lookup for a R-Port in the Port R-Port Queue
|
|
*/
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_lport_get_rport_by_pid(struct bfa_fcs_lport_s *port, u32 pid)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct list_head *qe;
|
|
|
|
list_for_each(qe, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (rport->pid == pid)
|
|
return rport;
|
|
}
|
|
|
|
bfa_trc(port->fcs, pid);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* OLD_PID based Lookup for a R-Port in the Port R-Port Queue
|
|
*/
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_lport_get_rport_by_old_pid(struct bfa_fcs_lport_s *port, u32 pid)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct list_head *qe;
|
|
|
|
list_for_each(qe, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (rport->old_pid == pid)
|
|
return rport;
|
|
}
|
|
|
|
bfa_trc(port->fcs, pid);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* PWWN based Lookup for a R-Port in the Port R-Port Queue
|
|
*/
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_lport_get_rport_by_pwwn(struct bfa_fcs_lport_s *port, wwn_t pwwn)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct list_head *qe;
|
|
|
|
list_for_each(qe, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (wwn_is_equal(rport->pwwn, pwwn))
|
|
return rport;
|
|
}
|
|
|
|
bfa_trc(port->fcs, pwwn);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* NWWN based Lookup for a R-Port in the Port R-Port Queue
|
|
*/
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_lport_get_rport_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t nwwn)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct list_head *qe;
|
|
|
|
list_for_each(qe, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (wwn_is_equal(rport->nwwn, nwwn))
|
|
return rport;
|
|
}
|
|
|
|
bfa_trc(port->fcs, nwwn);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* PWWN & PID based Lookup for a R-Port in the Port R-Port Queue
|
|
*/
|
|
struct bfa_fcs_rport_s *
|
|
bfa_fcs_lport_get_rport_by_qualifier(struct bfa_fcs_lport_s *port,
|
|
wwn_t pwwn, u32 pid)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct list_head *qe;
|
|
|
|
list_for_each(qe, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (wwn_is_equal(rport->pwwn, pwwn) && rport->pid == pid)
|
|
return rport;
|
|
}
|
|
|
|
bfa_trc(port->fcs, pwwn);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* Called by rport module when new rports are discovered.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_add_rport(
|
|
struct bfa_fcs_lport_s *port,
|
|
struct bfa_fcs_rport_s *rport)
|
|
{
|
|
list_add_tail(&rport->qe, &port->rport_q);
|
|
port->num_rports++;
|
|
}
|
|
|
|
/*
|
|
* Called by rport module to when rports are deleted.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_del_rport(
|
|
struct bfa_fcs_lport_s *port,
|
|
struct bfa_fcs_rport_s *rport)
|
|
{
|
|
WARN_ON(!bfa_q_is_on_q(&port->rport_q, rport));
|
|
list_del(&rport->qe);
|
|
port->num_rports--;
|
|
|
|
bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT);
|
|
}
|
|
|
|
/*
|
|
* Called by fabric for base port when fabric login is complete.
|
|
* Called by vport for virtual ports when FDISC is complete.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE);
|
|
}
|
|
|
|
/*
|
|
* Called by fabric for base port when fabric goes offline.
|
|
* Called by vport for virtual ports when virtual port becomes offline.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE);
|
|
}
|
|
|
|
/*
|
|
* Called by fabric for base port and by vport for virtual ports
|
|
* when target mode driver is unloaded.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_stop(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_sm_send_event(port, BFA_FCS_PORT_SM_STOP);
|
|
}
|
|
|
|
/*
|
|
* Called by fabric to delete base lport and associated resources.
|
|
*
|
|
* Called by vport to delete lport and associated resources. Should call
|
|
* bfa_fcs_vport_delete_comp() for vports on completion.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE);
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if port is online, else return FALSE
|
|
*/
|
|
bfa_boolean_t
|
|
bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
return bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online);
|
|
}
|
|
|
|
/*
|
|
* Attach time initialization of logical ports.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs,
|
|
u16 vf_id, struct bfa_fcs_vport_s *vport)
|
|
{
|
|
lport->fcs = fcs;
|
|
lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id);
|
|
lport->vport = vport;
|
|
lport->lp_tag = (vport) ? vport->lps->bfa_tag :
|
|
lport->fabric->lps->bfa_tag;
|
|
|
|
INIT_LIST_HEAD(&lport->rport_q);
|
|
lport->num_rports = 0;
|
|
}
|
|
|
|
/*
|
|
* Logical port initialization of base or virtual port.
|
|
* Called by fabric for base port or by vport for virtual ports.
|
|
*/
|
|
|
|
void
|
|
bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport,
|
|
struct bfa_lport_cfg_s *port_cfg)
|
|
{
|
|
struct bfa_fcs_vport_s *vport = lport->vport;
|
|
struct bfad_s *bfad = (struct bfad_s *)lport->fcs->bfad;
|
|
char lpwwn_buf[BFA_STRING_32];
|
|
|
|
lport->port_cfg = *port_cfg;
|
|
|
|
lport->bfad_port = bfa_fcb_lport_new(lport->fcs->bfad, lport,
|
|
lport->port_cfg.roles,
|
|
lport->fabric->vf_drv,
|
|
vport ? vport->vport_drv : NULL);
|
|
|
|
wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(lport));
|
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level,
|
|
"New logical port created: WWN = %s Role = %s\n",
|
|
lpwwn_buf, "Initiator");
|
|
bfa_fcs_lport_aen_post(lport, BFA_LPORT_AEN_NEW);
|
|
|
|
bfa_sm_set_state(lport, bfa_fcs_lport_sm_uninit);
|
|
bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s *port,
|
|
char *symname)
|
|
{
|
|
strcpy(port->port_cfg.sym_name.symname, symname);
|
|
|
|
if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online))
|
|
bfa_fcs_lport_ns_util_send_rspn_id(
|
|
BFA_FCS_GET_NS_FROM_PORT(port), NULL);
|
|
}
|
|
|
|
/*
|
|
* fcs_lport_api
|
|
*/
|
|
|
|
void
|
|
bfa_fcs_lport_get_attr(
|
|
struct bfa_fcs_lport_s *port,
|
|
struct bfa_lport_attr_s *port_attr)
|
|
{
|
|
if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online))
|
|
port_attr->pid = port->pid;
|
|
else
|
|
port_attr->pid = 0;
|
|
|
|
port_attr->port_cfg = port->port_cfg;
|
|
|
|
if (port->fabric) {
|
|
port_attr->port_type = port->fabric->oper_type;
|
|
port_attr->loopback = bfa_sm_cmp_state(port->fabric,
|
|
bfa_fcs_fabric_sm_loopback);
|
|
port_attr->authfail =
|
|
bfa_sm_cmp_state(port->fabric,
|
|
bfa_fcs_fabric_sm_auth_failed);
|
|
port_attr->fabric_name = bfa_fcs_lport_get_fabric_name(port);
|
|
memcpy(port_attr->fabric_ip_addr,
|
|
bfa_fcs_lport_get_fabric_ipaddr(port),
|
|
BFA_FCS_FABRIC_IPADDR_SZ);
|
|
|
|
if (port->vport != NULL) {
|
|
port_attr->port_type = BFA_PORT_TYPE_VPORT;
|
|
port_attr->fpma_mac =
|
|
port->vport->lps->lp_mac;
|
|
} else {
|
|
port_attr->fpma_mac =
|
|
port->fabric->lps->lp_mac;
|
|
}
|
|
} else {
|
|
port_attr->port_type = BFA_PORT_TYPE_UNKNOWN;
|
|
port_attr->state = BFA_LPORT_UNINIT;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* bfa_fcs_lport_fab port fab functions
|
|
*/
|
|
|
|
/*
|
|
* Called by port to initialize fabric services of the base port.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_fcs_lport_ns_init(port);
|
|
bfa_fcs_lport_scn_init(port);
|
|
bfa_fcs_lport_ms_init(port);
|
|
}
|
|
|
|
/*
|
|
* Called by port to notify transition to online state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_fcs_lport_ns_online(port);
|
|
bfa_fcs_lport_fab_scn_online(port);
|
|
}
|
|
|
|
/*
|
|
* Called by port to notify transition to offline state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_fcs_lport_ns_offline(port);
|
|
bfa_fcs_lport_scn_offline(port);
|
|
bfa_fcs_lport_ms_offline(port);
|
|
}
|
|
|
|
/*
|
|
* bfa_fcs_lport_n2n functions
|
|
*/
|
|
|
|
/*
|
|
* Called by fcs/port to initialize N2N topology.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
}
|
|
|
|
/*
|
|
* Called by fcs/port to notify transition to online state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n;
|
|
struct bfa_lport_cfg_s *pcfg = &port->port_cfg;
|
|
struct bfa_fcs_rport_s *rport;
|
|
|
|
bfa_trc(port->fcs, pcfg->pwwn);
|
|
|
|
/*
|
|
* If our PWWN is > than that of the r-port, we have to initiate PLOGI
|
|
* and assign an Address. if not, we need to wait for its PLOGI.
|
|
*
|
|
* If our PWWN is < than that of the remote port, it will send a PLOGI
|
|
* with the PIDs assigned. The rport state machine take care of this
|
|
* incoming PLOGI.
|
|
*/
|
|
if (memcmp
|
|
((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn,
|
|
sizeof(wwn_t)) > 0) {
|
|
port->pid = N2N_LOCAL_PID;
|
|
bfa_lps_set_n2n_pid(port->fabric->lps, N2N_LOCAL_PID);
|
|
/*
|
|
* First, check if we know the device by pwwn.
|
|
*/
|
|
rport = bfa_fcs_lport_get_rport_by_pwwn(port,
|
|
n2n_port->rem_port_wwn);
|
|
if (rport) {
|
|
bfa_trc(port->fcs, rport->pid);
|
|
bfa_trc(port->fcs, rport->pwwn);
|
|
rport->pid = N2N_REMOTE_PID;
|
|
bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* In n2n there can be only one rport. Delete the old one
|
|
* whose pid should be zero, because it is offline.
|
|
*/
|
|
if (port->num_rports > 0) {
|
|
rport = bfa_fcs_lport_get_rport_by_pid(port, 0);
|
|
WARN_ON(rport == NULL);
|
|
if (rport) {
|
|
bfa_trc(port->fcs, rport->pwwn);
|
|
bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
|
|
}
|
|
}
|
|
bfa_fcs_rport_create(port, N2N_REMOTE_PID);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called by fcs/port to notify transition to offline state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
port->pid = 0;
|
|
n2n_port->rem_port_wwn = 0;
|
|
n2n_port->reply_oxid = 0;
|
|
}
|
|
|
|
void
|
|
bfa_fcport_get_loop_attr(struct bfa_fcs_lport_s *port)
|
|
{
|
|
int i = 0, j = 0, bit = 0, alpa_bit = 0;
|
|
u8 k = 0;
|
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(port->fcs->bfa);
|
|
|
|
port->port_topo.ploop.alpabm_valid = fcport->alpabm_valid;
|
|
port->pid = fcport->myalpa;
|
|
port->pid = bfa_hton3b(port->pid);
|
|
|
|
for (i = 0; i < (FC_ALPA_MAX / 8); i++) {
|
|
for (j = 0, alpa_bit = 0; j < 8; j++, alpa_bit++) {
|
|
bfa_trc(port->fcs->bfa, fcport->alpabm.alpa_bm[i]);
|
|
bit = (fcport->alpabm.alpa_bm[i] & (1 << (7 - j)));
|
|
if (bit) {
|
|
port->port_topo.ploop.alpa_pos_map[k] =
|
|
loop_alpa_map[(i * 8) + alpa_bit];
|
|
k++;
|
|
bfa_trc(port->fcs->bfa, k);
|
|
bfa_trc(port->fcs->bfa,
|
|
port->port_topo.ploop.alpa_pos_map[k]);
|
|
}
|
|
}
|
|
}
|
|
port->port_topo.ploop.num_alpa = k;
|
|
}
|
|
|
|
/*
|
|
* Called by fcs/port to initialize Loop topology.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_loop_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
}
|
|
|
|
/*
|
|
* Called by fcs/port to notify transition to online state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_loop_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
u8 num_alpa = 0, alpabm_valid = 0;
|
|
struct bfa_fcs_rport_s *rport;
|
|
u8 *alpa_map = NULL;
|
|
int i = 0;
|
|
u32 pid;
|
|
|
|
bfa_fcport_get_loop_attr(port);
|
|
|
|
num_alpa = port->port_topo.ploop.num_alpa;
|
|
alpabm_valid = port->port_topo.ploop.alpabm_valid;
|
|
alpa_map = port->port_topo.ploop.alpa_pos_map;
|
|
|
|
bfa_trc(port->fcs->bfa, port->pid);
|
|
bfa_trc(port->fcs->bfa, num_alpa);
|
|
if (alpabm_valid == 1) {
|
|
for (i = 0; i < num_alpa; i++) {
|
|
bfa_trc(port->fcs->bfa, alpa_map[i]);
|
|
if (alpa_map[i] != bfa_hton3b(port->pid)) {
|
|
pid = alpa_map[i];
|
|
bfa_trc(port->fcs->bfa, pid);
|
|
rport = bfa_fcs_lport_get_rport_by_pid(port,
|
|
bfa_hton3b(pid));
|
|
if (!rport)
|
|
rport = bfa_fcs_rport_create(port,
|
|
bfa_hton3b(pid));
|
|
}
|
|
}
|
|
} else {
|
|
for (i = 0; i < MAX_ALPA_COUNT; i++) {
|
|
if (alpa_map[i] != port->pid) {
|
|
pid = loop_alpa_map[i];
|
|
bfa_trc(port->fcs->bfa, pid);
|
|
rport = bfa_fcs_lport_get_rport_by_pid(port,
|
|
bfa_hton3b(pid));
|
|
if (!rport)
|
|
rport = bfa_fcs_rport_create(port,
|
|
bfa_hton3b(pid));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called by fcs/port to notify transition to offline state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_loop_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
}
|
|
|
|
#define BFA_FCS_FDMI_CMD_MAX_RETRIES 2
|
|
|
|
/*
|
|
* forward declarations
|
|
*/
|
|
static void bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_fdmi_rhba_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_fdmi_rprt_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_fdmi_rpa_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_fdmi_timeout(void *arg);
|
|
static u16 bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
u8 *pyld);
|
|
static u16 bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
u8 *pyld);
|
|
static u16 bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
u8 *pyld);
|
|
static u16 bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *
|
|
fdmi, u8 *pyld);
|
|
static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
struct bfa_fcs_fdmi_hba_attr_s *hba_attr);
|
|
static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
struct bfa_fcs_fdmi_port_attr_s *port_attr);
|
|
u32 bfa_fcs_fdmi_convert_speed(enum bfa_port_speed pport_speed);
|
|
|
|
/*
|
|
* fcs_fdmi_sm FCS FDMI state machine
|
|
*/
|
|
|
|
/*
|
|
* FDMI State Machine events
|
|
*/
|
|
enum port_fdmi_event {
|
|
FDMISM_EVENT_PORT_ONLINE = 1,
|
|
FDMISM_EVENT_PORT_OFFLINE = 2,
|
|
FDMISM_EVENT_RSP_OK = 4,
|
|
FDMISM_EVENT_RSP_ERROR = 5,
|
|
FDMISM_EVENT_TIMEOUT = 6,
|
|
FDMISM_EVENT_RHBA_SENT = 7,
|
|
FDMISM_EVENT_RPRT_SENT = 8,
|
|
FDMISM_EVENT_RPA_SENT = 9,
|
|
};
|
|
|
|
static void bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_sending_rhba(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_rhba_retry(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_sending_rprt(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_rprt_retry(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_sending_rpa(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_rpa_retry(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
static void bfa_fcs_lport_fdmi_sm_disabled(
|
|
struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event);
|
|
/*
|
|
* Start in offline state - awaiting MS to send start.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
fdmi->retry_cnt = 0;
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_PORT_ONLINE:
|
|
if (port->vport) {
|
|
/*
|
|
* For Vports, register a new port.
|
|
*/
|
|
bfa_sm_set_state(fdmi,
|
|
bfa_fcs_lport_fdmi_sm_sending_rprt);
|
|
bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL);
|
|
} else {
|
|
/*
|
|
* For a base port, we should first register the HBA
|
|
* attribute. The HBA attribute also contains the base
|
|
* port registration.
|
|
*/
|
|
bfa_sm_set_state(fdmi,
|
|
bfa_fcs_lport_fdmi_sm_sending_rhba);
|
|
bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL);
|
|
}
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_sending_rhba(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_RHBA_SENT:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rhba);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
|
|
&fdmi->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_RSP_ERROR:
|
|
/*
|
|
* if max retries have not been reached, start timer for a
|
|
* delayed retry
|
|
*/
|
|
if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
|
|
bfa_sm_set_state(fdmi,
|
|
bfa_fcs_lport_fdmi_sm_rhba_retry);
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
|
|
&fdmi->timer,
|
|
bfa_fcs_lport_fdmi_timeout, fdmi,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
} else {
|
|
/*
|
|
* set state to offline
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
}
|
|
break;
|
|
|
|
case FDMISM_EVENT_RSP_OK:
|
|
/*
|
|
* Initiate Register Port Attributes
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa);
|
|
fdmi->retry_cnt = 0;
|
|
bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_fcxp_discard(fdmi->fcxp);
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_rhba_retry(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rhba);
|
|
bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
bfa_timer_stop(&fdmi->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* RPRT : Register Port
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_sending_rprt(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_RPRT_SENT:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rprt);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
|
|
&fdmi->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_RSP_ERROR:
|
|
/*
|
|
* if max retries have not been reached, start timer for a
|
|
* delayed retry
|
|
*/
|
|
if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
|
|
bfa_sm_set_state(fdmi,
|
|
bfa_fcs_lport_fdmi_sm_rprt_retry);
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
|
|
&fdmi->timer,
|
|
bfa_fcs_lport_fdmi_timeout, fdmi,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
|
|
} else {
|
|
/*
|
|
* set state to offline
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
fdmi->retry_cnt = 0;
|
|
}
|
|
break;
|
|
|
|
case FDMISM_EVENT_RSP_OK:
|
|
fdmi->retry_cnt = 0;
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_fcxp_discard(fdmi->fcxp);
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_rprt_retry(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rprt);
|
|
bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
bfa_timer_stop(&fdmi->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Register Port Attributes
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_sending_rpa(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_RPA_SENT:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
|
|
&fdmi->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_RSP_ERROR:
|
|
/*
|
|
* if max retries have not been reached, start timer for a
|
|
* delayed retry
|
|
*/
|
|
if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa_retry);
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
|
|
&fdmi->timer,
|
|
bfa_fcs_lport_fdmi_timeout, fdmi,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
} else {
|
|
/*
|
|
* set state to offline
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
fdmi->retry_cnt = 0;
|
|
}
|
|
break;
|
|
|
|
case FDMISM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online);
|
|
fdmi->retry_cnt = 0;
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_fcxp_discard(fdmi->fcxp);
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_rpa_retry(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa);
|
|
bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL);
|
|
break;
|
|
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
bfa_timer_stop(&fdmi->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
switch (event) {
|
|
case FDMISM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
/*
|
|
* FDMI is disabled state.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_sm_disabled(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
enum port_fdmi_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
bfa_trc(port->fcs, event);
|
|
|
|
/* No op State. It can only be enabled at Driver Init. */
|
|
}
|
|
|
|
/*
|
|
* RHBA : Register HBA Attributes.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg;
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct fchs_s fchs;
|
|
int len, attr_len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 *pyld;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
|
|
bfa_fcs_lport_fdmi_send_rhba, fdmi, BFA_TRUE);
|
|
return;
|
|
}
|
|
fdmi->fcxp = fcxp;
|
|
|
|
pyld = bfa_fcxp_get_reqbuf(fcxp);
|
|
memset(pyld, 0, FC_MAX_PDUSZ);
|
|
|
|
len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port),
|
|
FDMI_RHBA);
|
|
|
|
attr_len =
|
|
bfa_fcs_lport_fdmi_build_rhba_pyld(fdmi,
|
|
(u8 *) ((struct ct_hdr_s *) pyld
|
|
+ 1));
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, (len + attr_len), &fchs,
|
|
bfa_fcs_lport_fdmi_rhba_response, (void *)fdmi,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT);
|
|
}
|
|
|
|
static u16
|
|
bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct bfa_fcs_fdmi_hba_attr_s hba_attr;
|
|
struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr;
|
|
struct fdmi_rhba_s *rhba = (struct fdmi_rhba_s *) pyld;
|
|
struct fdmi_attr_s *attr;
|
|
u8 *curr_ptr;
|
|
u16 len, count;
|
|
u16 templen;
|
|
|
|
/*
|
|
* get hba attributes
|
|
*/
|
|
bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr);
|
|
|
|
rhba->hba_id = bfa_fcs_lport_get_pwwn(port);
|
|
rhba->port_list.num_ports = cpu_to_be32(1);
|
|
rhba->port_list.port_entry = bfa_fcs_lport_get_pwwn(port);
|
|
|
|
len = sizeof(rhba->hba_id) + sizeof(rhba->port_list);
|
|
|
|
count = 0;
|
|
len += sizeof(rhba->hba_attr_blk.attr_count);
|
|
|
|
/*
|
|
* fill out the invididual entries of the HBA attrib Block
|
|
*/
|
|
curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr;
|
|
|
|
/*
|
|
* Node Name
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NODENAME);
|
|
templen = sizeof(wwn_t);
|
|
memcpy(attr->value, &bfa_fcs_lport_get_nwwn(port), templen);
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* Manufacturer
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MANUFACTURER);
|
|
templen = (u16) strlen(fcs_hba_attr->manufacturer);
|
|
memcpy(attr->value, fcs_hba_attr->manufacturer, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* Serial Number
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_SERIALNUM);
|
|
templen = (u16) strlen(fcs_hba_attr->serial_num);
|
|
memcpy(attr->value, fcs_hba_attr->serial_num, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* Model
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL);
|
|
templen = (u16) strlen(fcs_hba_attr->model);
|
|
memcpy(attr->value, fcs_hba_attr->model, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* Model Desc
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL_DESC);
|
|
templen = (u16) strlen(fcs_hba_attr->model_desc);
|
|
memcpy(attr->value, fcs_hba_attr->model_desc, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* H/W Version
|
|
*/
|
|
if (fcs_hba_attr->hw_version[0] != '\0') {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_HW_VERSION);
|
|
templen = (u16) strlen(fcs_hba_attr->hw_version);
|
|
memcpy(attr->value, fcs_hba_attr->hw_version, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
|
|
/*
|
|
* Driver Version
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_DRIVER_VERSION);
|
|
templen = (u16) strlen(fcs_hba_attr->driver_version);
|
|
memcpy(attr->value, fcs_hba_attr->driver_version, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* Option Rom Version
|
|
*/
|
|
if (fcs_hba_attr->option_rom_ver[0] != '\0') {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_ROM_VERSION);
|
|
templen = (u16) strlen(fcs_hba_attr->option_rom_ver);
|
|
memcpy(attr->value, fcs_hba_attr->option_rom_ver, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_FW_VERSION);
|
|
templen = (u16) strlen(fcs_hba_attr->fw_version);
|
|
memcpy(attr->value, fcs_hba_attr->fw_version, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* OS Name
|
|
*/
|
|
if (fcs_hba_attr->os_name[0] != '\0') {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_OS_NAME);
|
|
templen = (u16) strlen(fcs_hba_attr->os_name);
|
|
memcpy(attr->value, fcs_hba_attr->os_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
|
|
/*
|
|
* MAX_CT_PAYLOAD
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MAX_CT);
|
|
templen = sizeof(fcs_hba_attr->max_ct_pyld);
|
|
memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
/*
|
|
* Send extended attributes ( FOS 7.1 support )
|
|
*/
|
|
if (fdmi->retry_cnt == 0) {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NODE_SYM_NAME);
|
|
templen = sizeof(fcs_hba_attr->node_sym_name);
|
|
memcpy(attr->value, &fcs_hba_attr->node_sym_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_VENDOR_ID);
|
|
templen = sizeof(fcs_hba_attr->vendor_info);
|
|
memcpy(attr->value, &fcs_hba_attr->vendor_info, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NUM_PORTS);
|
|
templen = sizeof(fcs_hba_attr->num_ports);
|
|
memcpy(attr->value, &fcs_hba_attr->num_ports, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_FABRIC_NAME);
|
|
templen = sizeof(fcs_hba_attr->fabric_name);
|
|
memcpy(attr->value, &fcs_hba_attr->fabric_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_BIOS_VER);
|
|
templen = sizeof(fcs_hba_attr->bios_ver);
|
|
memcpy(attr->value, &fcs_hba_attr->bios_ver, templen);
|
|
templen = fc_roundup(attr->len, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
count++;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
|
|
/*
|
|
* Update size of payload
|
|
*/
|
|
len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
|
|
|
|
rhba->hba_attr_blk.attr_count = cpu_to_be32(count);
|
|
return len;
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi =
|
|
(struct bfa_fcs_lport_fdmi_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* RPRT : Register Port
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg;
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct fchs_s fchs;
|
|
u16 len, attr_len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 *pyld;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
|
|
bfa_fcs_lport_fdmi_send_rprt, fdmi, BFA_TRUE);
|
|
return;
|
|
}
|
|
fdmi->fcxp = fcxp;
|
|
|
|
pyld = bfa_fcxp_get_reqbuf(fcxp);
|
|
memset(pyld, 0, FC_MAX_PDUSZ);
|
|
|
|
len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port),
|
|
FDMI_RPRT);
|
|
|
|
attr_len =
|
|
bfa_fcs_lport_fdmi_build_rprt_pyld(fdmi,
|
|
(u8 *) ((struct ct_hdr_s *) pyld
|
|
+ 1));
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len + attr_len, &fchs,
|
|
bfa_fcs_lport_fdmi_rprt_response, (void *)fdmi,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT);
|
|
}
|
|
|
|
/*
|
|
* This routine builds Port Attribute Block that used in RPA, RPRT commands.
|
|
*/
|
|
static u16
|
|
bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
u8 *pyld)
|
|
{
|
|
struct bfa_fcs_fdmi_port_attr_s fcs_port_attr;
|
|
struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld;
|
|
struct fdmi_attr_s *attr;
|
|
u8 *curr_ptr;
|
|
u16 len;
|
|
u8 count = 0;
|
|
u16 templen;
|
|
|
|
/*
|
|
* get port attributes
|
|
*/
|
|
bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr);
|
|
|
|
len = sizeof(port_attrib->attr_count);
|
|
|
|
/*
|
|
* fill out the invididual entries
|
|
*/
|
|
curr_ptr = (u8 *) &port_attrib->port_attr;
|
|
|
|
/*
|
|
* FC4 Types
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FC4_TYPES);
|
|
templen = sizeof(fcs_port_attr.supp_fc4_types);
|
|
memcpy(attr->value, fcs_port_attr.supp_fc4_types, templen);
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len =
|
|
cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* Supported Speed
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_SUPP_SPEED);
|
|
templen = sizeof(fcs_port_attr.supp_speed);
|
|
memcpy(attr->value, &fcs_port_attr.supp_speed, templen);
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len =
|
|
cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* current Port Speed
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_SPEED);
|
|
templen = sizeof(fcs_port_attr.curr_speed);
|
|
memcpy(attr->value, &fcs_port_attr.curr_speed, templen);
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* max frame size
|
|
*/
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FRAME_SIZE);
|
|
templen = sizeof(fcs_port_attr.max_frm_size);
|
|
memcpy(attr->value, &fcs_port_attr.max_frm_size, templen);
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
/*
|
|
* OS Device Name
|
|
*/
|
|
if (fcs_port_attr.os_device_name[0] != '\0') {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_DEV_NAME);
|
|
templen = (u16) strlen(fcs_port_attr.os_device_name);
|
|
memcpy(attr->value, fcs_port_attr.os_device_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
/*
|
|
* Host Name
|
|
*/
|
|
if (fcs_port_attr.host_name[0] != '\0') {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_HOST_NAME);
|
|
templen = (u16) strlen(fcs_port_attr.host_name);
|
|
memcpy(attr->value, fcs_port_attr.host_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
|
|
if (fdmi->retry_cnt == 0) {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_NODE_NAME);
|
|
templen = sizeof(fcs_port_attr.node_name);
|
|
memcpy(attr->value, &fcs_port_attr.node_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_NAME);
|
|
templen = sizeof(fcs_port_attr.port_name);
|
|
memcpy(attr->value, &fcs_port_attr.port_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(attr->len) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
if (fcs_port_attr.port_sym_name.symname[0] != '\0') {
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type =
|
|
cpu_to_be16(FDMI_PORT_ATTRIB_PORT_SYM_NAME);
|
|
templen = sizeof(fcs_port_attr.port_sym_name);
|
|
memcpy(attr->value,
|
|
&fcs_port_attr.port_sym_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) +
|
|
sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen +
|
|
sizeof(attr->type) + sizeof(templen));
|
|
}
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_TYPE);
|
|
templen = sizeof(fcs_port_attr.port_type);
|
|
memcpy(attr->value, &fcs_port_attr.port_type, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_SUPP_COS);
|
|
templen = sizeof(fcs_port_attr.scos);
|
|
memcpy(attr->value, &fcs_port_attr.scos, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_FAB_NAME);
|
|
templen = sizeof(fcs_port_attr.port_fabric_name);
|
|
memcpy(attr->value, &fcs_port_attr.port_fabric_name, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_FC4_TYPE);
|
|
templen = sizeof(fcs_port_attr.port_act_fc4_type);
|
|
memcpy(attr->value, fcs_port_attr.port_act_fc4_type,
|
|
templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_STATE);
|
|
templen = sizeof(fcs_port_attr.port_state);
|
|
memcpy(attr->value, &fcs_port_attr.port_state, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
|
|
attr = (struct fdmi_attr_s *) curr_ptr;
|
|
attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_NUM_RPRT);
|
|
templen = sizeof(fcs_port_attr.num_ports);
|
|
memcpy(attr->value, &fcs_port_attr.num_ports, templen);
|
|
templen = fc_roundup(templen, sizeof(u32));
|
|
curr_ptr += sizeof(attr->type) + sizeof(templen) + templen;
|
|
len += templen;
|
|
++count;
|
|
attr->len = cpu_to_be16(templen + sizeof(attr->type) +
|
|
sizeof(templen));
|
|
}
|
|
|
|
/*
|
|
* Update size of payload
|
|
*/
|
|
port_attrib->attr_count = cpu_to_be32(count);
|
|
len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
|
|
return len;
|
|
}
|
|
|
|
static u16
|
|
bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct fdmi_rprt_s *rprt = (struct fdmi_rprt_s *) pyld;
|
|
u16 len;
|
|
|
|
rprt->hba_id = bfa_fcs_lport_get_pwwn(bfa_fcs_get_base_port(port->fcs));
|
|
rprt->port_name = bfa_fcs_lport_get_pwwn(port);
|
|
|
|
len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi,
|
|
(u8 *) &rprt->port_attr_blk);
|
|
|
|
len += sizeof(rprt->hba_id) + sizeof(rprt->port_name);
|
|
|
|
return len;
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi =
|
|
(struct bfa_fcs_lport_fdmi_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* RPA : Register Port Attributes.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg;
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct fchs_s fchs;
|
|
u16 len, attr_len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 *pyld;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
|
|
bfa_fcs_lport_fdmi_send_rpa, fdmi, BFA_TRUE);
|
|
return;
|
|
}
|
|
fdmi->fcxp = fcxp;
|
|
|
|
pyld = bfa_fcxp_get_reqbuf(fcxp);
|
|
memset(pyld, 0, FC_MAX_PDUSZ);
|
|
|
|
len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port),
|
|
FDMI_RPA);
|
|
|
|
attr_len = bfa_fcs_lport_fdmi_build_rpa_pyld(fdmi,
|
|
(u8 *) ((struct ct_hdr_s *) pyld + 1));
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len + attr_len, &fchs,
|
|
bfa_fcs_lport_fdmi_rpa_response, (void *)fdmi,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT);
|
|
}
|
|
|
|
static u16
|
|
bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct fdmi_rpa_s *rpa = (struct fdmi_rpa_s *) pyld;
|
|
u16 len;
|
|
|
|
rpa->port_name = bfa_fcs_lport_get_pwwn(port);
|
|
|
|
len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi,
|
|
(u8 *) &rpa->port_attr_blk);
|
|
|
|
len += sizeof(rpa->port_name);
|
|
|
|
return len;
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status, u32 rsp_len,
|
|
u32 resid_len, struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi =
|
|
(struct bfa_fcs_lport_fdmi_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_fdmi_timeout(void *arg)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = (struct bfa_fcs_lport_fdmi_s *) arg;
|
|
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
struct bfa_fcs_fdmi_hba_attr_s *hba_attr)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
|
|
struct bfa_fcs_fdmi_port_attr_s fcs_port_attr;
|
|
|
|
memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s));
|
|
|
|
bfa_ioc_get_adapter_manufacturer(&port->fcs->bfa->ioc,
|
|
hba_attr->manufacturer);
|
|
bfa_ioc_get_adapter_serial_num(&port->fcs->bfa->ioc,
|
|
hba_attr->serial_num);
|
|
bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc,
|
|
hba_attr->model);
|
|
bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc,
|
|
hba_attr->model_desc);
|
|
bfa_ioc_get_pci_chip_rev(&port->fcs->bfa->ioc,
|
|
hba_attr->hw_version);
|
|
bfa_ioc_get_adapter_optrom_ver(&port->fcs->bfa->ioc,
|
|
hba_attr->option_rom_ver);
|
|
bfa_ioc_get_adapter_fw_ver(&port->fcs->bfa->ioc,
|
|
hba_attr->fw_version);
|
|
|
|
strncpy(hba_attr->driver_version, (char *)driver_info->version,
|
|
sizeof(hba_attr->driver_version));
|
|
|
|
strncpy(hba_attr->os_name, driver_info->host_os_name,
|
|
sizeof(hba_attr->os_name));
|
|
|
|
/*
|
|
* If there is a patch level, append it
|
|
* to the os name along with a separator
|
|
*/
|
|
if (driver_info->host_os_patch[0] != '\0') {
|
|
strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
|
|
sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
|
|
strncat(hba_attr->os_name, driver_info->host_os_patch,
|
|
sizeof(driver_info->host_os_patch));
|
|
}
|
|
|
|
/* Retrieve the max frame size from the port attr */
|
|
bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr);
|
|
hba_attr->max_ct_pyld = fcs_port_attr.max_frm_size;
|
|
|
|
strncpy(hba_attr->node_sym_name.symname,
|
|
port->port_cfg.node_sym_name.symname, BFA_SYMNAME_MAXLEN);
|
|
strcpy(hba_attr->vendor_info, "BROCADE");
|
|
hba_attr->num_ports =
|
|
cpu_to_be32(bfa_ioc_get_nports(&port->fcs->bfa->ioc));
|
|
hba_attr->fabric_name = port->fabric->lps->pr_nwwn;
|
|
strncpy(hba_attr->bios_ver, hba_attr->option_rom_ver, BFA_VERSION_LEN);
|
|
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi,
|
|
struct bfa_fcs_fdmi_port_attr_s *port_attr)
|
|
{
|
|
struct bfa_fcs_lport_s *port = fdmi->ms->port;
|
|
struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
|
|
struct bfa_port_attr_s pport_attr;
|
|
struct bfa_lport_attr_s lport_attr;
|
|
|
|
memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s));
|
|
|
|
/*
|
|
* get pport attributes from hal
|
|
*/
|
|
bfa_fcport_get_attr(port->fcs->bfa, &pport_attr);
|
|
|
|
/*
|
|
* get FC4 type Bitmask
|
|
*/
|
|
fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types);
|
|
|
|
/*
|
|
* Supported Speeds
|
|
*/
|
|
switch (pport_attr.speed_supported) {
|
|
case BFA_PORT_SPEED_16GBPS:
|
|
port_attr->supp_speed =
|
|
cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_16G);
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_10GBPS:
|
|
port_attr->supp_speed =
|
|
cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_10G);
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_8GBPS:
|
|
port_attr->supp_speed =
|
|
cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_8G);
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_4GBPS:
|
|
port_attr->supp_speed =
|
|
cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_4G);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, pport_attr.speed_supported);
|
|
}
|
|
|
|
/*
|
|
* Current Speed
|
|
*/
|
|
port_attr->curr_speed = cpu_to_be32(
|
|
bfa_fcs_fdmi_convert_speed(pport_attr.speed));
|
|
|
|
/*
|
|
* Max PDU Size.
|
|
*/
|
|
port_attr->max_frm_size = cpu_to_be32(pport_attr.pport_cfg.maxfrsize);
|
|
|
|
/*
|
|
* OS device Name
|
|
*/
|
|
strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name,
|
|
sizeof(port_attr->os_device_name));
|
|
|
|
/*
|
|
* Host name
|
|
*/
|
|
strncpy(port_attr->host_name, (char *)driver_info->host_machine_name,
|
|
sizeof(port_attr->host_name));
|
|
|
|
port_attr->node_name = bfa_fcs_lport_get_nwwn(port);
|
|
port_attr->port_name = bfa_fcs_lport_get_pwwn(port);
|
|
|
|
strncpy(port_attr->port_sym_name.symname,
|
|
(char *)&bfa_fcs_lport_get_psym_name(port), BFA_SYMNAME_MAXLEN);
|
|
bfa_fcs_lport_get_attr(port, &lport_attr);
|
|
port_attr->port_type = cpu_to_be32(lport_attr.port_type);
|
|
port_attr->scos = pport_attr.cos_supported;
|
|
port_attr->port_fabric_name = port->fabric->lps->pr_nwwn;
|
|
fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->port_act_fc4_type);
|
|
port_attr->port_state = cpu_to_be32(pport_attr.port_state);
|
|
port_attr->num_ports = cpu_to_be32(port->num_rports);
|
|
}
|
|
|
|
/*
|
|
* Convert BFA speed to FDMI format.
|
|
*/
|
|
u32
|
|
bfa_fcs_fdmi_convert_speed(bfa_port_speed_t pport_speed)
|
|
{
|
|
u32 ret;
|
|
|
|
switch (pport_speed) {
|
|
case BFA_PORT_SPEED_1GBPS:
|
|
case BFA_PORT_SPEED_2GBPS:
|
|
ret = pport_speed;
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_4GBPS:
|
|
ret = FDMI_TRANS_SPEED_4G;
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_8GBPS:
|
|
ret = FDMI_TRANS_SPEED_8G;
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_10GBPS:
|
|
ret = FDMI_TRANS_SPEED_10G;
|
|
break;
|
|
|
|
case BFA_PORT_SPEED_16GBPS:
|
|
ret = FDMI_TRANS_SPEED_16G;
|
|
break;
|
|
|
|
default:
|
|
ret = FDMI_TRANS_SPEED_UNKNOWN;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi;
|
|
|
|
fdmi->ms = ms;
|
|
if (ms->port->fcs->fdmi_enabled)
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline);
|
|
else
|
|
bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_disabled);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi;
|
|
|
|
fdmi->ms = ms;
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms)
|
|
{
|
|
struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi;
|
|
|
|
fdmi->ms = ms;
|
|
bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE);
|
|
}
|
|
|
|
#define BFA_FCS_MS_CMD_MAX_RETRIES 2
|
|
|
|
/*
|
|
* forward declarations
|
|
*/
|
|
static void bfa_fcs_lport_ms_send_plogi(void *ms_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ms_timeout(void *arg);
|
|
static void bfa_fcs_lport_ms_plogi_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
|
|
static void bfa_fcs_lport_ms_send_gmal(void *ms_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ms_gmal_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ms_send_gfn(void *ms_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ms_gfn_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
/*
|
|
* fcs_ms_sm FCS MS state machine
|
|
*/
|
|
|
|
/*
|
|
* MS State Machine events
|
|
*/
|
|
enum port_ms_event {
|
|
MSSM_EVENT_PORT_ONLINE = 1,
|
|
MSSM_EVENT_PORT_OFFLINE = 2,
|
|
MSSM_EVENT_RSP_OK = 3,
|
|
MSSM_EVENT_RSP_ERROR = 4,
|
|
MSSM_EVENT_TIMEOUT = 5,
|
|
MSSM_EVENT_FCXP_SENT = 6,
|
|
MSSM_EVENT_PORT_FABRIC_RSCN = 7
|
|
};
|
|
|
|
static void bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
static void bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event);
|
|
/*
|
|
* Start in offline state - awaiting NS to send start.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_PORT_ONLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending);
|
|
bfa_fcs_lport_ms_send_plogi(ms, NULL);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_FCXP_SENT:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
|
&ms->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_retry);
|
|
ms->port->stats.ms_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
|
&ms->timer, bfa_fcs_lport_ms_timeout, ms,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case MSSM_EVENT_RSP_OK:
|
|
/*
|
|
* since plogi is done, now invoke MS related sub-modules
|
|
*/
|
|
bfa_fcs_lport_fdmi_online(ms);
|
|
|
|
/*
|
|
* if this is a Vport, go to online state.
|
|
*/
|
|
if (ms->port->vport) {
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online);
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* For a base port we need to get the
|
|
* switch's IP address.
|
|
*/
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending);
|
|
bfa_fcs_lport_ms_send_gmal(ms, NULL);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_fcxp_discard(ms->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending);
|
|
bfa_fcs_lport_ms_send_plogi(ms, NULL);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_timer_stop(&ms->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_FABRIC_RSCN:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
|
|
ms->retry_cnt = 0;
|
|
bfa_fcs_lport_ms_send_gfn(ms, NULL);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_FCXP_SENT:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
|
&ms->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_retry);
|
|
ms->port->stats.ms_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
|
&ms->timer, bfa_fcs_lport_ms_timeout, ms,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
} else {
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
|
|
bfa_fcs_lport_ms_send_gfn(ms, NULL);
|
|
ms->retry_cnt = 0;
|
|
}
|
|
break;
|
|
|
|
case MSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
|
|
bfa_fcs_lport_ms_send_gfn(ms, NULL);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_fcxp_discard(ms->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending);
|
|
bfa_fcs_lport_ms_send_gmal(ms, NULL);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_timer_stop(&ms->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
/*
|
|
* ms_pvt MS local functions
|
|
*/
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = ms_cbarg;
|
|
bfa_fcs_lport_t *port = ms->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
|
|
bfa_fcs_lport_ms_send_gmal, ms, BFA_TRUE);
|
|
return;
|
|
}
|
|
ms->fcxp = fcxp;
|
|
|
|
len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port),
|
|
port->fabric->lps->pr_nwwn);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ms_gmal_response, (void *)ms,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg;
|
|
bfa_fcs_lport_t *port = ms->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
struct fcgs_gmal_resp_s *gmal_resp;
|
|
struct fcgs_gmal_entry_s *gmal_entry;
|
|
u32 num_entries;
|
|
u8 *rsp_str;
|
|
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1);
|
|
|
|
num_entries = be32_to_cpu(gmal_resp->ms_len);
|
|
if (num_entries == 0) {
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
/*
|
|
* The response could contain multiple Entries.
|
|
* Entries for SNMP interface, etc.
|
|
* We look for the entry with a telnet prefix.
|
|
* First "http://" entry refers to IP addr
|
|
*/
|
|
|
|
gmal_entry = (struct fcgs_gmal_entry_s *)gmal_resp->ms_ma;
|
|
while (num_entries > 0) {
|
|
if (strncmp(gmal_entry->prefix,
|
|
CT_GMAL_RESP_PREFIX_HTTP,
|
|
sizeof(gmal_entry->prefix)) == 0) {
|
|
|
|
/*
|
|
* if the IP address is terminating with a '/',
|
|
* remove it.
|
|
* Byte 0 consists of the length of the string.
|
|
*/
|
|
rsp_str = &(gmal_entry->prefix[0]);
|
|
if (rsp_str[gmal_entry->len-1] == '/')
|
|
rsp_str[gmal_entry->len-1] = 0;
|
|
|
|
/* copy IP Address to fabric */
|
|
strncpy(bfa_fcs_lport_get_fabric_ipaddr(port),
|
|
gmal_entry->ip_addr,
|
|
BFA_FCS_FABRIC_IPADDR_SZ);
|
|
break;
|
|
} else {
|
|
--num_entries;
|
|
++gmal_entry;
|
|
}
|
|
}
|
|
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_FCXP_SENT:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
|
&ms->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_retry);
|
|
ms->port->stats.ms_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
|
&ms->timer, bfa_fcs_lport_ms_timeout, ms,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
} else {
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online);
|
|
ms->retry_cnt = 0;
|
|
}
|
|
break;
|
|
|
|
case MSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_fcxp_discard(ms->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms,
|
|
enum port_ms_event event)
|
|
{
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
|
bfa_trc(ms->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case MSSM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending);
|
|
bfa_fcs_lport_ms_send_gfn(ms, NULL);
|
|
break;
|
|
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
bfa_timer_stop(&ms->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ms->port->fcs, event);
|
|
}
|
|
}
|
|
/*
|
|
* ms_pvt MS local functions
|
|
*/
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = ms_cbarg;
|
|
bfa_fcs_lport_t *port = ms->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
|
|
bfa_fcs_lport_ms_send_gfn, ms, BFA_TRUE);
|
|
return;
|
|
}
|
|
ms->fcxp = fcxp;
|
|
|
|
len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port),
|
|
port->fabric->lps->pr_nwwn);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ms_gfn_response, (void *)ms,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status, u32 rsp_len,
|
|
u32 resid_len, struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg;
|
|
bfa_fcs_lport_t *port = ms->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
wwn_t *gfn_resp;
|
|
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
gfn_resp = (wwn_t *)(cthdr + 1);
|
|
/* check if it has actually changed */
|
|
if ((memcmp((void *)&bfa_fcs_lport_get_fabric_name(port),
|
|
gfn_resp, sizeof(wwn_t)) != 0)) {
|
|
bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp);
|
|
}
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* ms_pvt MS local functions
|
|
*/
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = ms_cbarg;
|
|
struct bfa_fcs_lport_s *port = ms->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ms_plogi_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
|
|
bfa_fcs_lport_ms_send_plogi, ms, BFA_TRUE);
|
|
return;
|
|
}
|
|
ms->fcxp = fcxp;
|
|
|
|
len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_hton3b(FC_MGMT_SERVER),
|
|
bfa_fcs_lport_get_fcid(port), 0,
|
|
port->port_cfg.pwwn, port->port_cfg.nwwn,
|
|
bfa_fcport_get_maxfrsize(port->fcs->bfa),
|
|
bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ms_plogi_response, (void *)ms,
|
|
FC_MAX_PDUSZ, FC_ELS_TOV);
|
|
|
|
port->stats.ms_plogi_sent++;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ms->port;
|
|
struct fc_els_cmd_s *els_cmd;
|
|
struct fc_ls_rjt_s *ls_rjt;
|
|
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
port->stats.ms_plogi_rsp_err++;
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
|
|
switch (els_cmd->els_code) {
|
|
|
|
case FC_ELS_ACC:
|
|
if (rsp_len < sizeof(struct fc_logi_s)) {
|
|
bfa_trc(port->fcs, rsp_len);
|
|
port->stats.ms_plogi_acc_err++;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
break;
|
|
}
|
|
port->stats.ms_plogi_accepts++;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
|
|
break;
|
|
|
|
case FC_ELS_LS_RJT:
|
|
ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
|
|
bfa_trc(port->fcs, ls_rjt->reason_code);
|
|
bfa_trc(port->fcs, ls_rjt->reason_code_expl);
|
|
|
|
port->stats.ms_rejects++;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
break;
|
|
|
|
default:
|
|
port->stats.ms_plogi_unknown_rsp++;
|
|
bfa_trc(port->fcs, els_cmd->els_code);
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ms_timeout(void *arg)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) arg;
|
|
|
|
ms->port->stats.ms_timeouts++;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT);
|
|
}
|
|
|
|
|
|
void
|
|
bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
|
|
|
ms->port = port;
|
|
bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline);
|
|
|
|
/*
|
|
* Invoke init routines of sub modules.
|
|
*/
|
|
bfa_fcs_lport_fdmi_init(ms);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
|
|
|
ms->port = port;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE);
|
|
bfa_fcs_lport_fdmi_offline(ms);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
|
|
|
ms->port = port;
|
|
bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE);
|
|
}
|
|
void
|
|
bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
|
|
|
/* todo. Handle this only when in Online state */
|
|
if (bfa_sm_cmp_state(ms, bfa_fcs_lport_ms_sm_online))
|
|
bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN);
|
|
}
|
|
|
|
/*
|
|
* @page ns_sm_info VPORT NS State Machine
|
|
*
|
|
* @section ns_sm_interactions VPORT NS State Machine Interactions
|
|
*
|
|
* @section ns_sm VPORT NS State Machine
|
|
* img ns_sm.jpg
|
|
*/
|
|
|
|
/*
|
|
* forward declarations
|
|
*/
|
|
static void bfa_fcs_lport_ns_send_plogi(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_send_rnn_id(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_send_rsnn_nn(void *ns_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_ns_timeout(void *arg);
|
|
static void bfa_fcs_lport_ns_plogi_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_rspn_id_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_rft_id_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_rff_id_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_gid_ft_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_rnn_id_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_rsnn_nn_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_ns_process_gidft_pids(
|
|
struct bfa_fcs_lport_s *port,
|
|
u32 *pid_buf, u32 n_pids);
|
|
|
|
static void bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port);
|
|
/*
|
|
* fcs_ns_sm FCS nameserver interface state machine
|
|
*/
|
|
|
|
/*
|
|
* VPort NS State Machine events
|
|
*/
|
|
enum vport_ns_event {
|
|
NSSM_EVENT_PORT_ONLINE = 1,
|
|
NSSM_EVENT_PORT_OFFLINE = 2,
|
|
NSSM_EVENT_PLOGI_SENT = 3,
|
|
NSSM_EVENT_RSP_OK = 4,
|
|
NSSM_EVENT_RSP_ERROR = 5,
|
|
NSSM_EVENT_TIMEOUT = 6,
|
|
NSSM_EVENT_NS_QUERY = 7,
|
|
NSSM_EVENT_RSPNID_SENT = 8,
|
|
NSSM_EVENT_RFTID_SENT = 9,
|
|
NSSM_EVENT_RFFID_SENT = 10,
|
|
NSSM_EVENT_GIDFT_SENT = 11,
|
|
NSSM_EVENT_RNNID_SENT = 12,
|
|
NSSM_EVENT_RSNN_NN_SENT = 13,
|
|
};
|
|
|
|
static void bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_sending_rspn_id(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_sending_rft_id(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_sending_rff_id(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_sending_gid_ft(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_sending_rnn_id(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rnn_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rnn_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_sending_rsnn_nn(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
static void bfa_fcs_lport_ns_sm_rsnn_nn_retry(
|
|
struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event);
|
|
/*
|
|
* Start in offline state - awaiting linkup
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_PORT_ONLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending);
|
|
bfa_fcs_lport_ns_send_plogi(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_PLOGI_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_retry);
|
|
ns->port->stats.ns_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rnn_id);
|
|
ns->num_rnnid_retries = 0;
|
|
bfa_fcs_lport_ns_send_rnn_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending);
|
|
bfa_fcs_lport_ns_send_plogi(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_sending_rnn_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RNNID_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rnn_id);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rnn_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rsnn_nn);
|
|
ns->num_rnnid_retries = 0;
|
|
ns->num_rsnn_nn_retries = 0;
|
|
bfa_fcs_lport_ns_send_rsnn_nn(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
if (ns->num_rnnid_retries < BFA_FCS_MAX_NS_RETRIES) {
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rnn_id_retry);
|
|
ns->port->stats.ns_retries++;
|
|
ns->num_rnnid_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
} else {
|
|
bfa_sm_set_state(ns,
|
|
bfa_fcs_lport_ns_sm_sending_rspn_id);
|
|
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
|
|
}
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rnn_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rnn_id);
|
|
bfa_fcs_lport_ns_send_rnn_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_sending_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSNN_NN_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rsnn_nn);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rsnn_nn(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id);
|
|
ns->num_rsnn_nn_retries = 0;
|
|
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
if (ns->num_rsnn_nn_retries < BFA_FCS_MAX_NS_RETRIES) {
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rsnn_nn_retry);
|
|
ns->port->stats.ns_retries++;
|
|
ns->num_rsnn_nn_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout,
|
|
ns, BFA_FCS_RETRY_TIMEOUT);
|
|
} else {
|
|
bfa_sm_set_state(ns,
|
|
bfa_fcs_lport_ns_sm_sending_rspn_id);
|
|
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
|
|
}
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rsnn_nn_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rsnn_nn);
|
|
bfa_fcs_lport_ns_send_rsnn_nn(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_sending_rspn_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSPNID_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry);
|
|
ns->port->stats.ns_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id);
|
|
bfa_fcs_lport_ns_send_rft_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
/*
|
|
* Retry Timer Expired. Re-send
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id);
|
|
bfa_fcs_lport_ns_send_rspn_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_sending_rft_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RFTID_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_OK:
|
|
/* Now move to register FC4 Features */
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id);
|
|
bfa_fcs_lport_ns_send_rff_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id_retry);
|
|
ns->port->stats.ns_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id);
|
|
bfa_fcs_lport_ns_send_rft_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_sending_rff_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RFFID_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_OK:
|
|
|
|
/*
|
|
* If min cfg mode is enabled, we donot initiate rport
|
|
* discovery with the fabric. Instead, we will retrieve the
|
|
* boot targets from HAL/FW.
|
|
*/
|
|
if (__fcs_min_cfg(ns->port->fcs)) {
|
|
bfa_fcs_lport_ns_boot_target_disc(ns->port);
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* If the port role is Initiator Mode issue NS query.
|
|
* If it is Target Mode, skip this and go to online.
|
|
*/
|
|
if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
|
|
bfa_sm_set_state(ns,
|
|
bfa_fcs_lport_ns_sm_sending_gid_ft);
|
|
bfa_fcs_lport_ns_send_gid_ft(ns, NULL);
|
|
}
|
|
/*
|
|
* kick off mgmt srvr state machine
|
|
*/
|
|
bfa_fcs_lport_ms_online(ns->port);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id_retry);
|
|
ns->port->stats.ns_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id);
|
|
bfa_fcs_lport_ns_send_rff_id(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
static void
|
|
bfa_fcs_lport_ns_sm_sending_gid_ft(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_GIDFT_SENT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online);
|
|
break;
|
|
|
|
case NSSM_EVENT_RSP_ERROR:
|
|
/*
|
|
* TBD: for certain reject codes, we don't need to retry
|
|
*/
|
|
/*
|
|
* Start timer for a delayed retry
|
|
*/
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft_retry);
|
|
ns->port->stats.ns_retries++;
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
|
|
&ns->timer, bfa_fcs_lport_ns_timeout, ns,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_fcxp_discard(ns->fcxp);
|
|
break;
|
|
|
|
case NSSM_EVENT_NS_QUERY:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_TIMEOUT:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_gid_ft);
|
|
bfa_fcs_lport_ns_send_gid_ft(ns, NULL);
|
|
break;
|
|
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
bfa_timer_stop(&ns->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns,
|
|
enum vport_ns_event event)
|
|
{
|
|
bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
|
|
bfa_trc(ns->port->fcs, event);
|
|
|
|
switch (event) {
|
|
case NSSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
break;
|
|
|
|
case NSSM_EVENT_NS_QUERY:
|
|
/*
|
|
* If the port role is Initiator Mode issue NS query.
|
|
* If it is Target Mode, skip this and go to online.
|
|
*/
|
|
if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
|
|
bfa_sm_set_state(ns,
|
|
bfa_fcs_lport_ns_sm_sending_gid_ft);
|
|
bfa_fcs_lport_ns_send_gid_ft(ns, NULL);
|
|
};
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(ns->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* ns_pvt Nameserver local functions
|
|
*/
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_plogi_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_plogi, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
ns->fcxp = fcxp;
|
|
|
|
len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_hton3b(FC_NAME_SERVER),
|
|
bfa_fcs_lport_get_fcid(port), 0,
|
|
port->port_cfg.pwwn, port->port_cfg.nwwn,
|
|
bfa_fcport_get_maxfrsize(port->fcs->bfa),
|
|
bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_plogi_response, (void *)ns,
|
|
FC_MAX_PDUSZ, FC_ELS_TOV);
|
|
port->stats.ns_plogi_sent++;
|
|
|
|
bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status, u32 rsp_len,
|
|
u32 resid_len, struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
/* struct fc_logi_s *plogi_resp; */
|
|
struct fc_els_cmd_s *els_cmd;
|
|
struct fc_ls_rjt_s *ls_rjt;
|
|
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_plogi_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
|
|
switch (els_cmd->els_code) {
|
|
|
|
case FC_ELS_ACC:
|
|
if (rsp_len < sizeof(struct fc_logi_s)) {
|
|
bfa_trc(port->fcs, rsp_len);
|
|
port->stats.ns_plogi_acc_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
break;
|
|
}
|
|
port->stats.ns_plogi_accepts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
break;
|
|
|
|
case FC_ELS_LS_RJT:
|
|
ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
|
|
bfa_trc(port->fcs, ls_rjt->reason_code);
|
|
bfa_trc(port->fcs, ls_rjt->reason_code_expl);
|
|
|
|
port->stats.ns_rejects++;
|
|
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
break;
|
|
|
|
default:
|
|
port->stats.ns_plogi_unknown_rsp++;
|
|
bfa_trc(port->fcs, els_cmd->els_code);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Register node name for port_id
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_send_rnn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_rnnid_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_rnn_id, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
|
|
ns->fcxp = fcxp;
|
|
|
|
len = fc_rnnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port),
|
|
bfa_fcs_lport_get_fcid(port),
|
|
bfa_fcs_lport_get_nwwn(port));
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_rnn_id_response, (void *)ns,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
port->stats.ns_rnnid_sent++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RNNID_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_rnn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_rnnid_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
port->stats.ns_rnnid_accepts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
port->stats.ns_rnnid_rejects++;
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* Register the symbolic node name for a given node name.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_send_rsnn_nn(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 *nsymbl;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_rsnn_nn_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_rsnn_nn, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
ns->fcxp = fcxp;
|
|
|
|
nsymbl = (u8 *) &(bfa_fcs_lport_get_nsym_name(
|
|
bfa_fcs_get_base_port(port->fcs)));
|
|
|
|
len = fc_rsnn_nn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port),
|
|
bfa_fcs_lport_get_nwwn(port), nsymbl);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_rsnn_nn_response, (void *)ns,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
port->stats.ns_rsnn_nn_sent++;
|
|
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSNN_NN_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_rsnn_nn_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_rsnn_nn_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
port->stats.ns_rsnn_nn_accepts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
port->stats.ns_rsnn_nn_rejects++;
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* Register the symbolic port name.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 symbl[256];
|
|
u8 *psymbl = &symbl[0];
|
|
|
|
memset(symbl, 0, sizeof(symbl));
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_rspnid_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_rspn_id, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
ns->fcxp = fcxp;
|
|
|
|
/*
|
|
* for V-Port, form a Port Symbolic Name
|
|
*/
|
|
if (port->vport) {
|
|
/*
|
|
* For Vports, we append the vport's port symbolic name
|
|
* to that of the base port.
|
|
*/
|
|
|
|
strncpy((char *)psymbl,
|
|
(char *) &
|
|
(bfa_fcs_lport_get_psym_name
|
|
(bfa_fcs_get_base_port(port->fcs))),
|
|
strlen((char *) &
|
|
bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port
|
|
(port->fcs))));
|
|
|
|
/* Ensure we have a null terminating string. */
|
|
((char *)psymbl)[strlen((char *) &
|
|
bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port
|
|
(port->fcs)))] = 0;
|
|
strncat((char *)psymbl,
|
|
(char *) &(bfa_fcs_lport_get_psym_name(port)),
|
|
strlen((char *) &bfa_fcs_lport_get_psym_name(port)));
|
|
} else {
|
|
psymbl = (u8 *) &(bfa_fcs_lport_get_psym_name(port));
|
|
}
|
|
|
|
len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port), 0, psymbl);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_rspn_id_response, (void *)ns,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
port->stats.ns_rspnid_sent++;
|
|
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_rspnid_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
port->stats.ns_rspnid_accepts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
port->stats.ns_rspnid_rejects++;
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* Register FC4-Types
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_rftid_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_rft_id, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
ns->fcxp = fcxp;
|
|
|
|
len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.roles);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_rft_id_response, (void *)ns,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
port->stats.ns_rftid_sent++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_rftid_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
port->stats.ns_rftid_accepts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
port->stats.ns_rftid_rejects++;
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
|
|
/*
|
|
* Register FC4-Features : Should be done after RFT_ID
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 fc4_ftrs = 0;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_rffid_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_rff_id, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
ns->fcxp = fcxp;
|
|
|
|
if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port))
|
|
fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR;
|
|
|
|
len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port), 0,
|
|
FC_TYPE_FCP, fc4_ftrs);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_rff_id_response, (void *)ns,
|
|
FC_MAX_PDUSZ, FC_FCCT_TOV);
|
|
|
|
port->stats.ns_rffid_sent++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_rffid_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
|
port->stats.ns_rffid_accepts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
return;
|
|
}
|
|
|
|
port->stats.ns_rffid_rejects++;
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
|
|
if (cthdr->reason_code == CT_RSN_NOT_SUPP) {
|
|
/* if this command is not supported, we don't retry */
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
} else
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
/*
|
|
* Query Fabric for FC4-Types Devices.
|
|
*
|
|
* TBD : Need to use a local (FCS private) response buffer, since the response
|
|
* can be larger than 2K.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = ns_cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
port->stats.ns_gidft_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_send_gid_ft, ns, BFA_TRUE);
|
|
return;
|
|
}
|
|
ns->fcxp = fcxp;
|
|
|
|
/*
|
|
* This query is only initiated for FCP initiator mode.
|
|
*/
|
|
len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
ns->port->pid, FC_TYPE_FCP);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_ns_gid_ft_response, (void *)ns,
|
|
bfa_fcxp_get_maxrsp(port->fcs->bfa), FC_FCCT_TOV);
|
|
|
|
port->stats.ns_gidft_sent++;
|
|
|
|
bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status,
|
|
u32 rsp_len, u32 resid_len,
|
|
struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct ct_hdr_s *cthdr = NULL;
|
|
u32 n_pids;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
port->stats.ns_gidft_rsp_err++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
if (resid_len != 0) {
|
|
/*
|
|
* TBD : we will need to allocate a larger buffer & retry the
|
|
* command
|
|
*/
|
|
bfa_trc(port->fcs, rsp_len);
|
|
bfa_trc(port->fcs, resid_len);
|
|
return;
|
|
}
|
|
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code);
|
|
|
|
switch (cthdr->cmd_rsp_code) {
|
|
|
|
case CT_RSP_ACCEPT:
|
|
|
|
port->stats.ns_gidft_accepts++;
|
|
n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32));
|
|
bfa_trc(port->fcs, n_pids);
|
|
bfa_fcs_lport_ns_process_gidft_pids(port,
|
|
(u32 *) (cthdr + 1),
|
|
n_pids);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
break;
|
|
|
|
case CT_RSP_REJECT:
|
|
|
|
/*
|
|
* Check the reason code & explanation.
|
|
* There may not have been any FC4 devices in the fabric
|
|
*/
|
|
port->stats.ns_gidft_rejects++;
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
|
|
|
if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF)
|
|
&& (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) {
|
|
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
|
|
} else {
|
|
/*
|
|
* for all other errors, retry
|
|
*/
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
port->stats.ns_gidft_unknown_rsp++;
|
|
bfa_trc(port->fcs, cthdr->cmd_rsp_code);
|
|
bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* This routine will be called by bfa_timer on timer timeouts.
|
|
*
|
|
* param[in] port - pointer to bfa_fcs_lport_t.
|
|
*
|
|
* return
|
|
* void
|
|
*
|
|
* Special Considerations:
|
|
*
|
|
* note
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_timeout(void *arg)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) arg;
|
|
|
|
ns->port->stats.ns_timeouts++;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT);
|
|
}
|
|
|
|
/*
|
|
* Process the PID list in GID_FT response
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_ns_process_gidft_pids(struct bfa_fcs_lport_s *port, u32 *pid_buf,
|
|
u32 n_pids)
|
|
{
|
|
struct fcgs_gidft_resp_s *gidft_entry;
|
|
struct bfa_fcs_rport_s *rport;
|
|
u32 ii;
|
|
struct bfa_fcs_fabric_s *fabric = port->fabric;
|
|
struct bfa_fcs_vport_s *vport;
|
|
struct list_head *qe;
|
|
u8 found = 0;
|
|
|
|
for (ii = 0; ii < n_pids; ii++) {
|
|
gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii];
|
|
|
|
if (gidft_entry->pid == port->pid)
|
|
continue;
|
|
|
|
/*
|
|
* Ignore PID if it is of base port
|
|
* (Avoid vports discovering base port as remote port)
|
|
*/
|
|
if (gidft_entry->pid == fabric->bport.pid)
|
|
continue;
|
|
|
|
/*
|
|
* Ignore PID if it is of vport created on the same base port
|
|
* (Avoid vport discovering every other vport created on the
|
|
* same port as remote port)
|
|
*/
|
|
list_for_each(qe, &fabric->vport_q) {
|
|
vport = (struct bfa_fcs_vport_s *) qe;
|
|
if (vport->lport.pid == gidft_entry->pid)
|
|
found = 1;
|
|
}
|
|
|
|
if (found) {
|
|
found = 0;
|
|
continue;
|
|
}
|
|
|
|
/*
|
|
* Check if this rport already exists
|
|
*/
|
|
rport = bfa_fcs_lport_get_rport_by_pid(port, gidft_entry->pid);
|
|
if (rport == NULL) {
|
|
/*
|
|
* this is a new device. create rport
|
|
*/
|
|
rport = bfa_fcs_rport_create(port, gidft_entry->pid);
|
|
} else {
|
|
/*
|
|
* this rport already exists
|
|
*/
|
|
bfa_fcs_rport_scn(rport);
|
|
}
|
|
|
|
bfa_trc(port->fcs, gidft_entry->pid);
|
|
|
|
/*
|
|
* if the last entry bit is set, bail out.
|
|
*/
|
|
if (gidft_entry->last)
|
|
return;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* fcs_ns_public FCS nameserver public interfaces
|
|
*/
|
|
|
|
/*
|
|
* Functions called by port/fab.
|
|
* These will send relevant Events to the ns state machine.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
|
|
|
|
ns->port = port;
|
|
bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
|
|
|
|
ns->port = port;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
|
|
|
|
ns->port = port;
|
|
bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
if (bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_online))
|
|
bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port)
|
|
{
|
|
|
|
struct bfa_fcs_rport_s *rport;
|
|
u8 nwwns;
|
|
wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX];
|
|
int ii;
|
|
|
|
bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns);
|
|
|
|
for (ii = 0 ; ii < nwwns; ++ii) {
|
|
rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]);
|
|
WARN_ON(!rport);
|
|
}
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_ns_s *ns = cbarg;
|
|
struct bfa_fcs_lport_s *port = ns->port;
|
|
struct fchs_s fchs;
|
|
struct bfa_fcxp_s *fcxp;
|
|
u8 symbl[256];
|
|
u8 *psymbl = &symbl[0];
|
|
int len;
|
|
|
|
/* Avoid sending RSPN in the following states. */
|
|
if (bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_offline) ||
|
|
bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_plogi_sending) ||
|
|
bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_plogi) ||
|
|
bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_plogi_retry) ||
|
|
bfa_sm_cmp_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry))
|
|
return;
|
|
|
|
memset(symbl, 0, sizeof(symbl));
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
|
|
if (!fcxp) {
|
|
port->stats.ns_rspnid_alloc_wait++;
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
|
|
bfa_fcs_lport_ns_util_send_rspn_id, ns, BFA_FALSE);
|
|
return;
|
|
}
|
|
|
|
ns->fcxp = fcxp;
|
|
|
|
if (port->vport) {
|
|
/*
|
|
* For Vports, we append the vport's port symbolic name
|
|
* to that of the base port.
|
|
*/
|
|
strncpy((char *)psymbl, (char *)&(bfa_fcs_lport_get_psym_name
|
|
(bfa_fcs_get_base_port(port->fcs))),
|
|
strlen((char *)&bfa_fcs_lport_get_psym_name(
|
|
bfa_fcs_get_base_port(port->fcs))));
|
|
|
|
/* Ensure we have a null terminating string. */
|
|
((char *)psymbl)[strlen((char *)&bfa_fcs_lport_get_psym_name(
|
|
bfa_fcs_get_base_port(port->fcs)))] = 0;
|
|
|
|
strncat((char *)psymbl,
|
|
(char *)&(bfa_fcs_lport_get_psym_name(port)),
|
|
strlen((char *)&bfa_fcs_lport_get_psym_name(port)));
|
|
}
|
|
|
|
len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
bfa_fcs_lport_get_fcid(port), 0, psymbl);
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
|
|
|
|
port->stats.ns_rspnid_sent++;
|
|
}
|
|
|
|
/*
|
|
* FCS SCN
|
|
*/
|
|
|
|
#define FC_QOS_RSCN_EVENT 0x0c
|
|
#define FC_FABRIC_NAME_RSCN_EVENT 0x0d
|
|
|
|
/*
|
|
* forward declarations
|
|
*/
|
|
static void bfa_fcs_lport_scn_send_scr(void *scn_cbarg,
|
|
struct bfa_fcxp_s *fcxp_alloced);
|
|
static void bfa_fcs_lport_scn_scr_response(void *fcsarg,
|
|
struct bfa_fcxp_s *fcxp,
|
|
void *cbarg,
|
|
bfa_status_t req_status,
|
|
u32 rsp_len,
|
|
u32 resid_len,
|
|
struct fchs_s *rsp_fchs);
|
|
static void bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port,
|
|
struct fchs_s *rx_fchs);
|
|
static void bfa_fcs_lport_scn_timeout(void *arg);
|
|
|
|
/*
|
|
* fcs_scm_sm FCS SCN state machine
|
|
*/
|
|
|
|
/*
|
|
* VPort SCN State Machine events
|
|
*/
|
|
enum port_scn_event {
|
|
SCNSM_EVENT_PORT_ONLINE = 1,
|
|
SCNSM_EVENT_PORT_OFFLINE = 2,
|
|
SCNSM_EVENT_RSP_OK = 3,
|
|
SCNSM_EVENT_RSP_ERROR = 4,
|
|
SCNSM_EVENT_TIMEOUT = 5,
|
|
SCNSM_EVENT_SCR_SENT = 6,
|
|
};
|
|
|
|
static void bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event);
|
|
static void bfa_fcs_lport_scn_sm_sending_scr(
|
|
struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event);
|
|
static void bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event);
|
|
static void bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event);
|
|
static void bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event);
|
|
|
|
/*
|
|
* Starting state - awaiting link up.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event)
|
|
{
|
|
switch (event) {
|
|
case SCNSM_EVENT_PORT_ONLINE:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr);
|
|
bfa_fcs_lport_scn_send_scr(scn, NULL);
|
|
break;
|
|
|
|
case SCNSM_EVENT_PORT_OFFLINE:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(scn->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_sm_sending_scr(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event)
|
|
{
|
|
switch (event) {
|
|
case SCNSM_EVENT_SCR_SENT:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr);
|
|
break;
|
|
|
|
case SCNSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
|
|
bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(scn->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event)
|
|
{
|
|
struct bfa_fcs_lport_s *port = scn->port;
|
|
|
|
switch (event) {
|
|
case SCNSM_EVENT_RSP_OK:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_online);
|
|
break;
|
|
|
|
case SCNSM_EVENT_RSP_ERROR:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr_retry);
|
|
bfa_timer_start(port->fcs->bfa, &scn->timer,
|
|
bfa_fcs_lport_scn_timeout, scn,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case SCNSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
|
|
bfa_fcxp_discard(scn->fcxp);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event)
|
|
{
|
|
switch (event) {
|
|
case SCNSM_EVENT_TIMEOUT:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr);
|
|
bfa_fcs_lport_scn_send_scr(scn, NULL);
|
|
break;
|
|
|
|
case SCNSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
|
|
bfa_timer_stop(&scn->timer);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(scn->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn,
|
|
enum port_scn_event event)
|
|
{
|
|
switch (event) {
|
|
case SCNSM_EVENT_PORT_OFFLINE:
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(scn->port->fcs, event);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* fcs_scn_private FCS SCN private functions
|
|
*/
|
|
|
|
/*
|
|
* This routine will be called to send a SCR command.
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
|
{
|
|
struct bfa_fcs_lport_scn_s *scn = scn_cbarg;
|
|
struct bfa_fcs_lport_s *port = scn->port;
|
|
struct fchs_s fchs;
|
|
int len;
|
|
struct bfa_fcxp_s *fcxp;
|
|
|
|
bfa_trc(port->fcs, port->pid);
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
fcxp = fcxp_alloced ? fcxp_alloced :
|
|
bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE);
|
|
if (!fcxp) {
|
|
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe,
|
|
bfa_fcs_lport_scn_send_scr, scn, BFA_TRUE);
|
|
return;
|
|
}
|
|
scn->fcxp = fcxp;
|
|
|
|
/* Handle VU registrations for Base port only */
|
|
if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) {
|
|
len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
port->fabric->lps->brcd_switch,
|
|
port->pid, 0);
|
|
} else {
|
|
len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
BFA_FALSE,
|
|
port->pid, 0);
|
|
}
|
|
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
|
FC_CLASS_3, len, &fchs,
|
|
bfa_fcs_lport_scn_scr_response,
|
|
(void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV);
|
|
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
|
void *cbarg, bfa_status_t req_status, u32 rsp_len,
|
|
u32 resid_len, struct fchs_s *rsp_fchs)
|
|
{
|
|
struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) cbarg;
|
|
struct bfa_fcs_lport_s *port = scn->port;
|
|
struct fc_els_cmd_s *els_cmd;
|
|
struct fc_ls_rjt_s *ls_rjt;
|
|
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
|
|
|
/*
|
|
* Sanity Checks
|
|
*/
|
|
if (req_status != BFA_STATUS_OK) {
|
|
bfa_trc(port->fcs, req_status);
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
|
|
return;
|
|
}
|
|
|
|
els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
|
|
switch (els_cmd->els_code) {
|
|
|
|
case FC_ELS_ACC:
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK);
|
|
break;
|
|
|
|
case FC_ELS_LS_RJT:
|
|
|
|
ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
|
|
|
|
bfa_trc(port->fcs, ls_rjt->reason_code);
|
|
bfa_trc(port->fcs, ls_rjt->reason_code_expl);
|
|
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Send a LS Accept
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port,
|
|
struct fchs_s *rx_fchs)
|
|
{
|
|
struct fchs_s fchs;
|
|
struct bfa_fcxp_s *fcxp;
|
|
struct bfa_rport_s *bfa_rport = NULL;
|
|
int len;
|
|
|
|
bfa_trc(port->fcs, rx_fchs->s_id);
|
|
|
|
fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE);
|
|
if (!fcxp)
|
|
return;
|
|
|
|
len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
|
rx_fchs->s_id, bfa_fcs_lport_get_fcid(port),
|
|
rx_fchs->ox_id);
|
|
|
|
bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
|
|
BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
|
|
FC_MAX_PDUSZ, 0);
|
|
}
|
|
|
|
/*
|
|
* This routine will be called by bfa_timer on timer timeouts.
|
|
*
|
|
* param[in] vport - pointer to bfa_fcs_lport_t.
|
|
* param[out] vport_status - pointer to return vport status in
|
|
*
|
|
* return
|
|
* void
|
|
*
|
|
* Special Considerations:
|
|
*
|
|
* note
|
|
*/
|
|
static void
|
|
bfa_fcs_lport_scn_timeout(void *arg)
|
|
{
|
|
struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) arg;
|
|
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* fcs_scn_public FCS state change notification public interfaces
|
|
*/
|
|
|
|
/*
|
|
* Functions called by port/fab
|
|
*/
|
|
void
|
|
bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
|
|
|
|
scn->port = port;
|
|
bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
|
|
|
|
scn->port = port;
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE);
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
|
|
|
|
scn->port = port;
|
|
bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_portid_rscn(struct bfa_fcs_lport_s *port, u32 rpid)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct bfa_fcs_fabric_s *fabric = port->fabric;
|
|
struct bfa_fcs_vport_s *vport;
|
|
struct list_head *qe;
|
|
|
|
bfa_trc(port->fcs, rpid);
|
|
|
|
/*
|
|
* Ignore PID if it is of base port or of vports created on the
|
|
* same base port. It is to avoid vports discovering base port or
|
|
* other vports created on same base port as remote port
|
|
*/
|
|
if (rpid == fabric->bport.pid)
|
|
return;
|
|
|
|
list_for_each(qe, &fabric->vport_q) {
|
|
vport = (struct bfa_fcs_vport_s *) qe;
|
|
if (vport->lport.pid == rpid)
|
|
return;
|
|
}
|
|
/*
|
|
* If this is an unknown device, then it just came online.
|
|
* Otherwise let rport handle the RSCN event.
|
|
*/
|
|
rport = bfa_fcs_lport_get_rport_by_pid(port, rpid);
|
|
if (!rport)
|
|
rport = bfa_fcs_lport_get_rport_by_old_pid(port, rpid);
|
|
|
|
if (rport == NULL) {
|
|
/*
|
|
* If min cfg mode is enabled, we donot need to
|
|
* discover any new rports.
|
|
*/
|
|
if (!__fcs_min_cfg(port->fcs))
|
|
rport = bfa_fcs_rport_create(port, rpid);
|
|
} else
|
|
bfa_fcs_rport_scn(rport);
|
|
}
|
|
|
|
/*
|
|
* rscn format based PID comparison
|
|
*/
|
|
#define __fc_pid_match(__c0, __c1, __fmt) \
|
|
(((__fmt) == FC_RSCN_FORMAT_FABRIC) || \
|
|
(((__fmt) == FC_RSCN_FORMAT_DOMAIN) && \
|
|
((__c0)[0] == (__c1)[0])) || \
|
|
(((__fmt) == FC_RSCN_FORMAT_AREA) && \
|
|
((__c0)[0] == (__c1)[0]) && \
|
|
((__c0)[1] == (__c1)[1])))
|
|
|
|
static void
|
|
bfa_fcs_lport_scn_multiport_rscn(struct bfa_fcs_lport_s *port,
|
|
enum fc_rscn_format format,
|
|
u32 rscn_pid)
|
|
{
|
|
struct bfa_fcs_rport_s *rport;
|
|
struct list_head *qe, *qe_next;
|
|
u8 *c0, *c1;
|
|
|
|
bfa_trc(port->fcs, format);
|
|
bfa_trc(port->fcs, rscn_pid);
|
|
|
|
c0 = (u8 *) &rscn_pid;
|
|
|
|
list_for_each_safe(qe, qe_next, &port->rport_q) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
c1 = (u8 *) &rport->pid;
|
|
if (__fc_pid_match(c0, c1, format))
|
|
bfa_fcs_rport_scn(rport);
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port,
|
|
struct fchs_s *fchs, u32 len)
|
|
{
|
|
struct fc_rscn_pl_s *rscn = (struct fc_rscn_pl_s *) (fchs + 1);
|
|
int num_entries;
|
|
u32 rscn_pid;
|
|
bfa_boolean_t nsquery = BFA_FALSE, found;
|
|
int i = 0, j;
|
|
|
|
num_entries =
|
|
(be16_to_cpu(rscn->payldlen) -
|
|
sizeof(u32)) / sizeof(rscn->event[0]);
|
|
|
|
bfa_trc(port->fcs, num_entries);
|
|
|
|
port->stats.num_rscn++;
|
|
|
|
bfa_fcs_lport_scn_send_ls_acc(port, fchs);
|
|
|
|
for (i = 0; i < num_entries; i++) {
|
|
rscn_pid = rscn->event[i].portid;
|
|
|
|
bfa_trc(port->fcs, rscn->event[i].format);
|
|
bfa_trc(port->fcs, rscn_pid);
|
|
|
|
/* check for duplicate entries in the list */
|
|
found = BFA_FALSE;
|
|
for (j = 0; j < i; j++) {
|
|
if (rscn->event[j].portid == rscn_pid) {
|
|
found = BFA_TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* if found in down the list, pid has been already processed */
|
|
if (found) {
|
|
bfa_trc(port->fcs, rscn_pid);
|
|
continue;
|
|
}
|
|
|
|
switch (rscn->event[i].format) {
|
|
case FC_RSCN_FORMAT_PORTID:
|
|
if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) {
|
|
/*
|
|
* Ignore this event.
|
|
* f/w would have processed it
|
|
*/
|
|
bfa_trc(port->fcs, rscn_pid);
|
|
} else {
|
|
port->stats.num_portid_rscn++;
|
|
bfa_fcs_lport_scn_portid_rscn(port, rscn_pid);
|
|
}
|
|
break;
|
|
|
|
case FC_RSCN_FORMAT_FABRIC:
|
|
if (rscn->event[i].qualifier ==
|
|
FC_FABRIC_NAME_RSCN_EVENT) {
|
|
bfa_fcs_lport_ms_fabric_rscn(port);
|
|
break;
|
|
}
|
|
/* !!!!!!!!! Fall Through !!!!!!!!!!!!! */
|
|
|
|
case FC_RSCN_FORMAT_AREA:
|
|
case FC_RSCN_FORMAT_DOMAIN:
|
|
nsquery = BFA_TRUE;
|
|
bfa_fcs_lport_scn_multiport_rscn(port,
|
|
rscn->event[i].format,
|
|
rscn_pid);
|
|
break;
|
|
|
|
|
|
default:
|
|
WARN_ON(1);
|
|
nsquery = BFA_TRUE;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If any of area, domain or fabric RSCN is received, do a fresh
|
|
* discovery to find new devices.
|
|
*/
|
|
if (nsquery)
|
|
bfa_fcs_lport_ns_query(port);
|
|
}
|
|
|
|
/*
|
|
* BFA FCS port
|
|
*/
|
|
/*
|
|
* fcs_port_api BFA FCS port API
|
|
*/
|
|
struct bfa_fcs_lport_s *
|
|
bfa_fcs_get_base_port(struct bfa_fcs_s *fcs)
|
|
{
|
|
return &fcs->fabric.bport;
|
|
}
|
|
|
|
wwn_t
|
|
bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, int index,
|
|
int nrports, bfa_boolean_t bwwn)
|
|
{
|
|
struct list_head *qh, *qe;
|
|
struct bfa_fcs_rport_s *rport = NULL;
|
|
int i;
|
|
struct bfa_fcs_s *fcs;
|
|
|
|
if (port == NULL || nrports == 0)
|
|
return (wwn_t) 0;
|
|
|
|
fcs = port->fcs;
|
|
bfa_trc(fcs, (u32) nrports);
|
|
|
|
i = 0;
|
|
qh = &port->rport_q;
|
|
qe = bfa_q_first(qh);
|
|
|
|
while ((qe != qh) && (i < nrports)) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (bfa_ntoh3b(rport->pid) > 0xFFF000) {
|
|
qe = bfa_q_next(qe);
|
|
bfa_trc(fcs, (u32) rport->pwwn);
|
|
bfa_trc(fcs, rport->pid);
|
|
bfa_trc(fcs, i);
|
|
continue;
|
|
}
|
|
|
|
if (bwwn) {
|
|
if (!memcmp(&wwn, &rport->pwwn, 8))
|
|
break;
|
|
} else {
|
|
if (i == index)
|
|
break;
|
|
}
|
|
|
|
i++;
|
|
qe = bfa_q_next(qe);
|
|
}
|
|
|
|
bfa_trc(fcs, i);
|
|
if (rport)
|
|
return rport->pwwn;
|
|
else
|
|
return (wwn_t) 0;
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s *port,
|
|
struct bfa_rport_qualifier_s rports[], int *nrports)
|
|
{
|
|
struct list_head *qh, *qe;
|
|
struct bfa_fcs_rport_s *rport = NULL;
|
|
int i;
|
|
struct bfa_fcs_s *fcs;
|
|
|
|
if (port == NULL || rports == NULL || *nrports == 0)
|
|
return;
|
|
|
|
fcs = port->fcs;
|
|
bfa_trc(fcs, (u32) *nrports);
|
|
|
|
i = 0;
|
|
qh = &port->rport_q;
|
|
qe = bfa_q_first(qh);
|
|
|
|
while ((qe != qh) && (i < *nrports)) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if (bfa_ntoh3b(rport->pid) > 0xFFF000) {
|
|
qe = bfa_q_next(qe);
|
|
bfa_trc(fcs, (u32) rport->pwwn);
|
|
bfa_trc(fcs, rport->pid);
|
|
bfa_trc(fcs, i);
|
|
continue;
|
|
}
|
|
|
|
if (!rport->pwwn && !rport->pid) {
|
|
qe = bfa_q_next(qe);
|
|
continue;
|
|
}
|
|
|
|
rports[i].pwwn = rport->pwwn;
|
|
rports[i].pid = rport->pid;
|
|
|
|
i++;
|
|
qe = bfa_q_next(qe);
|
|
}
|
|
|
|
bfa_trc(fcs, i);
|
|
*nrports = i;
|
|
}
|
|
|
|
/*
|
|
* Iterate's through all the rport's in the given port to
|
|
* determine the maximum operating speed.
|
|
*
|
|
* !!!! To be used in TRL Functionality only !!!!
|
|
*/
|
|
bfa_port_speed_t
|
|
bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port)
|
|
{
|
|
struct list_head *qh, *qe;
|
|
struct bfa_fcs_rport_s *rport = NULL;
|
|
struct bfa_fcs_s *fcs;
|
|
bfa_port_speed_t max_speed = 0;
|
|
struct bfa_port_attr_s port_attr;
|
|
bfa_port_speed_t port_speed, rport_speed;
|
|
bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa);
|
|
|
|
|
|
if (port == NULL)
|
|
return 0;
|
|
|
|
fcs = port->fcs;
|
|
|
|
/* Get Physical port's current speed */
|
|
bfa_fcport_get_attr(port->fcs->bfa, &port_attr);
|
|
port_speed = port_attr.speed;
|
|
bfa_trc(fcs, port_speed);
|
|
|
|
qh = &port->rport_q;
|
|
qe = bfa_q_first(qh);
|
|
|
|
while (qe != qh) {
|
|
rport = (struct bfa_fcs_rport_s *) qe;
|
|
if ((bfa_ntoh3b(rport->pid) > 0xFFF000) ||
|
|
(bfa_fcs_rport_get_state(rport) == BFA_RPORT_OFFLINE) ||
|
|
(rport->scsi_function != BFA_RPORT_TARGET)) {
|
|
qe = bfa_q_next(qe);
|
|
continue;
|
|
}
|
|
|
|
rport_speed = rport->rpf.rpsc_speed;
|
|
if ((trl_enabled) && (rport_speed ==
|
|
BFA_PORT_SPEED_UNKNOWN)) {
|
|
/* Use default ratelim speed setting */
|
|
rport_speed =
|
|
bfa_fcport_get_ratelim_speed(port->fcs->bfa);
|
|
}
|
|
|
|
if (rport_speed > max_speed)
|
|
max_speed = rport_speed;
|
|
|
|
qe = bfa_q_next(qe);
|
|
}
|
|
|
|
if (max_speed > port_speed)
|
|
max_speed = port_speed;
|
|
|
|
bfa_trc(fcs, max_speed);
|
|
return max_speed;
|
|
}
|
|
|
|
struct bfa_fcs_lport_s *
|
|
bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn)
|
|
{
|
|
struct bfa_fcs_vport_s *vport;
|
|
bfa_fcs_vf_t *vf;
|
|
|
|
WARN_ON(fcs == NULL);
|
|
|
|
vf = bfa_fcs_vf_lookup(fcs, vf_id);
|
|
if (vf == NULL) {
|
|
bfa_trc(fcs, vf_id);
|
|
return NULL;
|
|
}
|
|
|
|
if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn))
|
|
return &vf->bport;
|
|
|
|
vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn);
|
|
if (vport)
|
|
return &vport->lport;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* API corresponding to NPIV_VPORT_GETINFO.
|
|
*/
|
|
void
|
|
bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port,
|
|
struct bfa_lport_info_s *port_info)
|
|
{
|
|
|
|
bfa_trc(port->fcs, port->fabric->fabric_name);
|
|
|
|
if (port->vport == NULL) {
|
|
/*
|
|
* This is a Physical port
|
|
*/
|
|
port_info->port_type = BFA_LPORT_TYPE_PHYSICAL;
|
|
|
|
/*
|
|
* @todo : need to fix the state & reason
|
|
*/
|
|
port_info->port_state = 0;
|
|
port_info->offline_reason = 0;
|
|
|
|
port_info->port_wwn = bfa_fcs_lport_get_pwwn(port);
|
|
port_info->node_wwn = bfa_fcs_lport_get_nwwn(port);
|
|
|
|
port_info->max_vports_supp =
|
|
bfa_lps_get_max_vport(port->fcs->bfa);
|
|
port_info->num_vports_inuse =
|
|
port->fabric->num_vports;
|
|
port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP;
|
|
port_info->num_rports_inuse = port->num_rports;
|
|
} else {
|
|
/*
|
|
* This is a virtual port
|
|
*/
|
|
port_info->port_type = BFA_LPORT_TYPE_VIRTUAL;
|
|
|
|
/*
|
|
* @todo : need to fix the state & reason
|
|
*/
|
|
port_info->port_state = 0;
|
|
port_info->offline_reason = 0;
|
|
|
|
port_info->port_wwn = bfa_fcs_lport_get_pwwn(port);
|
|
port_info->node_wwn = bfa_fcs_lport_get_nwwn(port);
|
|
}
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port,
|
|
struct bfa_lport_stats_s *port_stats)
|
|
{
|
|
*port_stats = fcs_port->stats;
|
|
}
|
|
|
|
void
|
|
bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port)
|
|
{
|
|
memset(&fcs_port->stats, 0, sizeof(struct bfa_lport_stats_s));
|
|
}
|
|
|
|
/*
|
|
* Let new loop map create missing rports
|
|
*/
|
|
void
|
|
bfa_fcs_lport_lip_scn_online(struct bfa_fcs_lport_s *port)
|
|
{
|
|
bfa_fcs_lport_loop_online(port);
|
|
}
|
|
|
|
/*
|
|
* FCS virtual port state machine
|
|
*/
|
|
|
|
#define __vport_fcs(__vp) ((__vp)->lport.fcs)
|
|
#define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn)
|
|
#define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn)
|
|
#define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa)
|
|
#define __vport_fcid(__vp) ((__vp)->lport.pid)
|
|
#define __vport_fabric(__vp) ((__vp)->lport.fabric)
|
|
#define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id)
|
|
|
|
#define BFA_FCS_VPORT_MAX_RETRIES 5
|
|
/*
|
|
* Forward declarations
|
|
*/
|
|
static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport);
|
|
static void bfa_fcs_vport_timeout(void *vport_arg);
|
|
static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport);
|
|
static void bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport);
|
|
|
|
/*
|
|
* fcs_vport_sm FCS virtual port state machine
|
|
*/
|
|
|
|
/*
|
|
* VPort State Machine events
|
|
*/
|
|
enum bfa_fcs_vport_event {
|
|
BFA_FCS_VPORT_SM_CREATE = 1, /* vport create event */
|
|
BFA_FCS_VPORT_SM_DELETE = 2, /* vport delete event */
|
|
BFA_FCS_VPORT_SM_START = 3, /* vport start request */
|
|
BFA_FCS_VPORT_SM_STOP = 4, /* stop: unsupported */
|
|
BFA_FCS_VPORT_SM_ONLINE = 5, /* fabric online */
|
|
BFA_FCS_VPORT_SM_OFFLINE = 6, /* fabric offline event */
|
|
BFA_FCS_VPORT_SM_FRMSENT = 7, /* fdisc/logo sent events */
|
|
BFA_FCS_VPORT_SM_RSP_OK = 8, /* good response */
|
|
BFA_FCS_VPORT_SM_RSP_ERROR = 9, /* error/bad response */
|
|
BFA_FCS_VPORT_SM_TIMEOUT = 10, /* delay timer event */
|
|
BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */
|
|
BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error*/
|
|
BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */
|
|
BFA_FCS_VPORT_SM_STOPCOMP = 14, /* vport delete completion */
|
|
BFA_FCS_VPORT_SM_FABRIC_MAX = 15, /* max vports on fabric */
|
|
};
|
|
|
|
static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
static void bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event);
|
|
|
|
static struct bfa_sm_table_s vport_sm_table[] = {
|
|
{BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT},
|
|
{BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED},
|
|
{BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE},
|
|
{BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC},
|
|
{BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY},
|
|
{BFA_SM(bfa_fcs_vport_sm_fdisc_rsp_wait), BFA_FCS_VPORT_FDISC_RSP_WAIT},
|
|
{BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE},
|
|
{BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING},
|
|
{BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP},
|
|
{BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO},
|
|
{BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR}
|
|
};
|
|
|
|
/*
|
|
* Beginning state.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_CREATE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
|
|
bfa_fcs_fabric_addvport(__vport_fabric(vport), vport);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Created state - a start event is required to start up the state machine.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_START:
|
|
if (bfa_sm_cmp_state(__vport_fabric(vport),
|
|
bfa_fcs_fabric_sm_online)
|
|
&& bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) {
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
|
|
bfa_fcs_vport_do_fdisc(vport);
|
|
} else {
|
|
/*
|
|
* Fabric is offline or not NPIV capable, stay in
|
|
* offline state.
|
|
*/
|
|
vport->vport_stats.fab_no_npiv++;
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
|
|
}
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_ONLINE:
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
/*
|
|
* Ignore ONLINE/OFFLINE events from fabric
|
|
* till vport is started.
|
|
*/
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Offline state - awaiting ONLINE event from fabric SM.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_ONLINE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
|
|
vport->fdisc_retries = 0;
|
|
bfa_fcs_vport_do_fdisc(vport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_STOP:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
/*
|
|
* This can happen if the vport couldn't be initialzied
|
|
* due the fact that the npiv was not enabled on the switch.
|
|
* In that case we will put the vport in offline state.
|
|
* However, the link can go down and cause the this event to
|
|
* be sent when we are already offline. Ignore it.
|
|
*/
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* FDISC is sent and awaiting reply from fabric.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_rsp_wait);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
|
|
bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_RSP_OK:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_online);
|
|
bfa_fcs_lport_online(&vport->lport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_RSP_ERROR:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry);
|
|
bfa_timer_start(__vport_bfa(vport), &vport->timer,
|
|
bfa_fcs_vport_timeout, vport,
|
|
BFA_FCS_RETRY_TIMEOUT);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_RSP_FAILED:
|
|
case BFA_FCS_VPORT_SM_FABRIC_MAX:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_RSP_DUP_WWN:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_error);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* FDISC attempt failed - a timer is active to retry FDISC.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
bfa_timer_stop(&vport->timer);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
|
|
bfa_timer_stop(&vport->timer);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_TIMEOUT:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
|
|
vport->vport_stats.fdisc_retries++;
|
|
vport->fdisc_retries++;
|
|
bfa_fcs_vport_do_fdisc(vport);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* FDISC is in progress and we got a vport delete request -
|
|
* this is a wait state while we wait for fdisc response and
|
|
* we will transition to the appropriate state - on rsp status.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_RSP_OK:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
case BFA_FCS_VPORT_SM_RSP_ERROR:
|
|
case BFA_FCS_VPORT_SM_RSP_FAILED:
|
|
case BFA_FCS_VPORT_SM_FABRIC_MAX:
|
|
case BFA_FCS_VPORT_SM_RSP_DUP_WWN:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Vport is online (FDISC is complete).
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_STOP:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_stopping);
|
|
bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
|
|
bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
|
|
bfa_fcs_lport_offline(&vport->lport);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Vport is being stopped - awaiting lport stop completion to send
|
|
* LOGO to fabric.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_STOPCOMP:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo_for_stop);
|
|
bfa_fcs_vport_do_logo(vport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Vport is being deleted - awaiting lport delete completion to send
|
|
* LOGO to fabric.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_DELCOMP:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo);
|
|
bfa_fcs_vport_do_logo(vport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Error State.
|
|
* This state will be set when the Vport Creation fails due
|
|
* to errors like Dup WWN. In this state only operation allowed
|
|
* is a Vport Delete.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
|
|
bfa_fcs_lport_delete(&vport->lport);
|
|
break;
|
|
|
|
default:
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Lport cleanup is in progress since vport is being deleted. Fabric is
|
|
* offline, so no LOGO is needed to complete vport deletion.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_DELCOMP:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
|
|
bfa_fcs_vport_free(vport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_STOPCOMP:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* LOGO is sent to fabric. Vport stop is in progress. Lport stop cleanup
|
|
* is done.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
|
|
/*
|
|
* !!! fall through !!!
|
|
*/
|
|
|
|
case BFA_FCS_VPORT_SM_RSP_OK:
|
|
case BFA_FCS_VPORT_SM_RSP_ERROR:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup
|
|
* is done.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport,
|
|
enum bfa_fcs_vport_event event)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), event);
|
|
|
|
switch (event) {
|
|
case BFA_FCS_VPORT_SM_OFFLINE:
|
|
bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE);
|
|
/*
|
|
* !!! fall through !!!
|
|
*/
|
|
|
|
case BFA_FCS_VPORT_SM_RSP_OK:
|
|
case BFA_FCS_VPORT_SM_RSP_ERROR:
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
|
|
bfa_fcs_vport_free(vport);
|
|
break;
|
|
|
|
case BFA_FCS_VPORT_SM_DELETE:
|
|
break;
|
|
|
|
default:
|
|
bfa_sm_fault(__vport_fcs(vport), event);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* fcs_vport_private FCS virtual port private functions
|
|
*/
|
|
/*
|
|
* Send AEN notification
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_aen_post(struct bfa_fcs_lport_s *port,
|
|
enum bfa_lport_aen_event event)
|
|
{
|
|
struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad;
|
|
struct bfa_aen_entry_s *aen_entry;
|
|
|
|
bfad_get_aen_entry(bfad, aen_entry);
|
|
if (!aen_entry)
|
|
return;
|
|
|
|
aen_entry->aen_data.lport.vf_id = port->fabric->vf_id;
|
|
aen_entry->aen_data.lport.roles = port->port_cfg.roles;
|
|
aen_entry->aen_data.lport.ppwwn = bfa_fcs_lport_get_pwwn(
|
|
bfa_fcs_get_base_port(port->fcs));
|
|
aen_entry->aen_data.lport.lpwwn = bfa_fcs_lport_get_pwwn(port);
|
|
|
|
/* Send the AEN notification */
|
|
bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq,
|
|
BFA_AEN_CAT_LPORT, event);
|
|
}
|
|
|
|
/*
|
|
* This routine will be called to send a FDISC command.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_lps_fdisc(vport->lps, vport,
|
|
bfa_fcport_get_maxfrsize(__vport_bfa(vport)),
|
|
__vport_pwwn(vport), __vport_nwwn(vport));
|
|
vport->vport_stats.fdisc_sent++;
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
u8 lsrjt_rsn = vport->lps->lsrjt_rsn;
|
|
u8 lsrjt_expl = vport->lps->lsrjt_expl;
|
|
|
|
bfa_trc(__vport_fcs(vport), lsrjt_rsn);
|
|
bfa_trc(__vport_fcs(vport), lsrjt_expl);
|
|
|
|
/* For certain reason codes, we don't want to retry. */
|
|
switch (vport->lps->lsrjt_expl) {
|
|
case FC_LS_RJT_EXP_INV_PORT_NAME: /* by brocade */
|
|
case FC_LS_RJT_EXP_INVALID_NPORT_ID: /* by Cisco */
|
|
if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
else {
|
|
bfa_fcs_vport_aen_post(&vport->lport,
|
|
BFA_LPORT_AEN_NPIV_DUP_WWN);
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN);
|
|
}
|
|
break;
|
|
|
|
case FC_LS_RJT_EXP_INSUFF_RES:
|
|
/*
|
|
* This means max logins per port/switch setting on the
|
|
* switch was exceeded.
|
|
*/
|
|
if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
else {
|
|
bfa_fcs_vport_aen_post(&vport->lport,
|
|
BFA_LPORT_AEN_NPIV_FABRIC_MAX);
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_FABRIC_MAX);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (vport->fdisc_retries == 0)
|
|
bfa_fcs_vport_aen_post(&vport->lport,
|
|
BFA_LPORT_AEN_NPIV_UNKNOWN);
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called to send a logout to the fabric. Used when a V-Port is
|
|
* deleted/stopped.
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
|
|
vport->vport_stats.logo_sent++;
|
|
bfa_lps_fdisclogo(vport->lps);
|
|
}
|
|
|
|
|
|
/*
|
|
* This routine will be called by bfa_timer on timer timeouts.
|
|
*
|
|
* param[in] vport - pointer to bfa_fcs_vport_t.
|
|
* param[out] vport_status - pointer to return vport status in
|
|
*
|
|
* return
|
|
* void
|
|
*
|
|
* Special Considerations:
|
|
*
|
|
* note
|
|
*/
|
|
static void
|
|
bfa_fcs_vport_timeout(void *vport_arg)
|
|
{
|
|
struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *) vport_arg;
|
|
|
|
vport->vport_stats.fdisc_timeouts++;
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT);
|
|
}
|
|
|
|
static void
|
|
bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
struct bfad_vport_s *vport_drv =
|
|
(struct bfad_vport_s *)vport->vport_drv;
|
|
|
|
bfa_fcs_fabric_delvport(__vport_fabric(vport), vport);
|
|
bfa_lps_delete(vport->lps);
|
|
|
|
if (vport_drv->comp_del) {
|
|
complete(vport_drv->comp_del);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* We queue the vport delete work to the IM work_q from here.
|
|
* The memory for the bfad_vport_s is freed from the FC function
|
|
* template vport_delete entry point.
|
|
*/
|
|
bfad_im_port_delete(vport_drv->drv_port.bfad, &vport_drv->drv_port);
|
|
}
|
|
|
|
/*
|
|
* fcs_vport_public FCS virtual port public interfaces
|
|
*/
|
|
|
|
/*
|
|
* Online notification from fabric SM.
|
|
*/
|
|
void
|
|
bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
vport->vport_stats.fab_online++;
|
|
if (bfa_fcs_fabric_npiv_capable(__vport_fabric(vport)))
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE);
|
|
else
|
|
vport->vport_stats.fab_no_npiv++;
|
|
}
|
|
|
|
/*
|
|
* Offline notification from fabric SM.
|
|
*/
|
|
void
|
|
bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
vport->vport_stats.fab_offline++;
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE);
|
|
}
|
|
|
|
/*
|
|
* Cleanup notification from fabric SM on link timer expiry.
|
|
*/
|
|
void
|
|
bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
vport->vport_stats.fab_cleanup++;
|
|
}
|
|
|
|
/*
|
|
* Stop notification from fabric SM. To be invoked from within FCS.
|
|
*/
|
|
void
|
|
bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP);
|
|
}
|
|
|
|
/*
|
|
* delete notification from fabric SM. To be invoked from within FCS.
|
|
*/
|
|
void
|
|
bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE);
|
|
}
|
|
|
|
/*
|
|
* Stop completion callback from associated lport
|
|
*/
|
|
void
|
|
bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOPCOMP);
|
|
}
|
|
|
|
/*
|
|
* Delete completion callback from associated lport
|
|
*/
|
|
void
|
|
bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* fcs_vport_api Virtual port API
|
|
*/
|
|
|
|
/*
|
|
* Use this function to instantiate a new FCS vport object. This
|
|
* function will not trigger any HW initialization process (which will be
|
|
* done in vport_start() call)
|
|
*
|
|
* param[in] vport - pointer to bfa_fcs_vport_t. This space
|
|
* needs to be allocated by the driver.
|
|
* param[in] fcs - FCS instance
|
|
* param[in] vport_cfg - vport configuration
|
|
* param[in] vf_id - VF_ID if vport is created within a VF.
|
|
* FC_VF_ID_NULL to specify base fabric.
|
|
* param[in] vport_drv - Opaque handle back to the driver's vport
|
|
* structure
|
|
*
|
|
* retval BFA_STATUS_OK - on success.
|
|
* retval BFA_STATUS_FAILED - on failure.
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs,
|
|
u16 vf_id, struct bfa_lport_cfg_s *vport_cfg,
|
|
struct bfad_vport_s *vport_drv)
|
|
{
|
|
if (vport_cfg->pwwn == 0)
|
|
return BFA_STATUS_INVALID_WWN;
|
|
|
|
if (bfa_fcs_lport_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn)
|
|
return BFA_STATUS_VPORT_WWN_BP;
|
|
|
|
if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL)
|
|
return BFA_STATUS_VPORT_EXISTS;
|
|
|
|
if (fcs->fabric.num_vports ==
|
|
bfa_lps_get_max_vport(fcs->bfa))
|
|
return BFA_STATUS_VPORT_MAX;
|
|
|
|
vport->lps = bfa_lps_alloc(fcs->bfa);
|
|
if (!vport->lps)
|
|
return BFA_STATUS_VPORT_MAX;
|
|
|
|
vport->vport_drv = vport_drv;
|
|
vport_cfg->preboot_vp = BFA_FALSE;
|
|
|
|
bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
|
|
bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport);
|
|
bfa_fcs_lport_init(&vport->lport, vport_cfg);
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE);
|
|
|
|
return BFA_STATUS_OK;
|
|
}
|
|
|
|
/*
|
|
* Use this function to instantiate a new FCS PBC vport object. This
|
|
* function will not trigger any HW initialization process (which will be
|
|
* done in vport_start() call)
|
|
*
|
|
* param[in] vport - pointer to bfa_fcs_vport_t. This space
|
|
* needs to be allocated by the driver.
|
|
* param[in] fcs - FCS instance
|
|
* param[in] vport_cfg - vport configuration
|
|
* param[in] vf_id - VF_ID if vport is created within a VF.
|
|
* FC_VF_ID_NULL to specify base fabric.
|
|
* param[in] vport_drv - Opaque handle back to the driver's vport
|
|
* structure
|
|
*
|
|
* retval BFA_STATUS_OK - on success.
|
|
* retval BFA_STATUS_FAILED - on failure.
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs,
|
|
u16 vf_id, struct bfa_lport_cfg_s *vport_cfg,
|
|
struct bfad_vport_s *vport_drv)
|
|
{
|
|
bfa_status_t rc;
|
|
|
|
rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv);
|
|
vport->lport.port_cfg.preboot_vp = BFA_TRUE;
|
|
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* Use this function to findout if this is a pbc vport or not.
|
|
*
|
|
* @param[in] vport - pointer to bfa_fcs_vport_t.
|
|
*
|
|
* @returns None
|
|
*/
|
|
bfa_boolean_t
|
|
bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
|
|
if (vport && (vport->lport.port_cfg.preboot_vp == BFA_TRUE))
|
|
return BFA_TRUE;
|
|
else
|
|
return BFA_FALSE;
|
|
|
|
}
|
|
|
|
/*
|
|
* Use this function initialize the vport.
|
|
*
|
|
* @param[in] vport - pointer to bfa_fcs_vport_t.
|
|
*
|
|
* @returns None
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START);
|
|
|
|
return BFA_STATUS_OK;
|
|
}
|
|
|
|
/*
|
|
* Use this function quiese the vport object. This function will return
|
|
* immediately, when the vport is actually stopped, the
|
|
* bfa_drv_vport_stop_cb() will be called.
|
|
*
|
|
* param[in] vport - pointer to bfa_fcs_vport_t.
|
|
*
|
|
* return None
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP);
|
|
|
|
return BFA_STATUS_OK;
|
|
}
|
|
|
|
/*
|
|
* Use this function to delete a vport object. Fabric object should
|
|
* be stopped before this function call.
|
|
*
|
|
* !!!!!!! Donot invoke this from within FCS !!!!!!!
|
|
*
|
|
* param[in] vport - pointer to bfa_fcs_vport_t.
|
|
*
|
|
* return None
|
|
*/
|
|
bfa_status_t
|
|
bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport)
|
|
{
|
|
|
|
if (vport->lport.port_cfg.preboot_vp)
|
|
return BFA_STATUS_PBC;
|
|
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE);
|
|
|
|
return BFA_STATUS_OK;
|
|
}
|
|
|
|
/*
|
|
* Use this function to get vport's current status info.
|
|
*
|
|
* param[in] vport pointer to bfa_fcs_vport_t.
|
|
* param[out] attr pointer to return vport attributes
|
|
*
|
|
* return None
|
|
*/
|
|
void
|
|
bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport,
|
|
struct bfa_vport_attr_s *attr)
|
|
{
|
|
if (vport == NULL || attr == NULL)
|
|
return;
|
|
|
|
memset(attr, 0, sizeof(struct bfa_vport_attr_s));
|
|
|
|
bfa_fcs_lport_get_attr(&vport->lport, &attr->port_attr);
|
|
attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm);
|
|
}
|
|
|
|
|
|
/*
|
|
* Lookup a virtual port. Excludes base port from lookup.
|
|
*/
|
|
struct bfa_fcs_vport_s *
|
|
bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn)
|
|
{
|
|
struct bfa_fcs_vport_s *vport;
|
|
struct bfa_fcs_fabric_s *fabric;
|
|
|
|
bfa_trc(fcs, vf_id);
|
|
bfa_trc(fcs, vpwwn);
|
|
|
|
fabric = bfa_fcs_vf_lookup(fcs, vf_id);
|
|
if (!fabric) {
|
|
bfa_trc(fcs, vf_id);
|
|
return NULL;
|
|
}
|
|
|
|
vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn);
|
|
return vport;
|
|
}
|
|
|
|
/*
|
|
* FDISC Response
|
|
*/
|
|
void
|
|
bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status)
|
|
{
|
|
struct bfa_fcs_vport_s *vport = uarg;
|
|
|
|
bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
|
|
bfa_trc(__vport_fcs(vport), status);
|
|
|
|
switch (status) {
|
|
case BFA_STATUS_OK:
|
|
/*
|
|
* Initialize the V-Port fields
|
|
*/
|
|
__vport_fcid(vport) = vport->lps->lp_pid;
|
|
vport->vport_stats.fdisc_accepts++;
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK);
|
|
break;
|
|
|
|
case BFA_STATUS_INVALID_MAC:
|
|
/* Only for CNA */
|
|
vport->vport_stats.fdisc_acc_bad++;
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
|
|
break;
|
|
|
|
case BFA_STATUS_EPROTOCOL:
|
|
switch (vport->lps->ext_status) {
|
|
case BFA_EPROTO_BAD_ACCEPT:
|
|
vport->vport_stats.fdisc_acc_bad++;
|
|
break;
|
|
|
|
case BFA_EPROTO_UNKNOWN_RSP:
|
|
vport->vport_stats.fdisc_unknown_rsp++;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
else
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED);
|
|
|
|
break;
|
|
|
|
case BFA_STATUS_ETIMER:
|
|
vport->vport_stats.fdisc_timeouts++;
|
|
if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
else
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED);
|
|
break;
|
|
|
|
case BFA_STATUS_FABRIC_RJT:
|
|
vport->vport_stats.fdisc_rejects++;
|
|
bfa_fcs_vport_fdisc_rejected(vport);
|
|
break;
|
|
|
|
default:
|
|
vport->vport_stats.fdisc_rsp_err++;
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* LOGO response
|
|
*/
|
|
void
|
|
bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg)
|
|
{
|
|
struct bfa_fcs_vport_s *vport = uarg;
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK);
|
|
}
|
|
|
|
/*
|
|
* Received clear virtual link
|
|
*/
|
|
void
|
|
bfa_cb_lps_cvl_event(void *bfad, void *uarg)
|
|
{
|
|
struct bfa_fcs_vport_s *vport = uarg;
|
|
|
|
/* Send an Offline followed by an ONLINE */
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE);
|
|
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE);
|
|
}
|