Release 4.11 drivers/scsi/bfa/bfa_fcs_lport.c
/*
* Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
* Copyright (c) 2014- QLogic Corporation.
* All rights reserved
* www.qlogic.com
*
* Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include "bfad_drv.h"
#include "bfad_im.h"
#include "bfa_fcs.h"
#include "bfa_fcbuild.h"
#include "bfa_fc.h"
BFA_TRC_FILE(FCS, PORT);
/*
* ALPA to LIXA bitmap mapping
*
* ALPA 0x00 (Word 0, Bit 30) is invalid for N_Ports. Also Word 0 Bit 31
* is for L_bit (login required) and is filled as ALPA 0x00 here.
*/
static const u8 loop_alpa_map[] = {
0x00, 0x00, 0x01, 0x02, 0x04, 0x08, 0x0F, 0x10, /* Word 0 Bits 31..24 */
0x17, 0x18, 0x1B, 0x1D, 0x1E, 0x1F, 0x23, 0x25, /* Word 0 Bits 23..16 */
0x26, 0x27, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, /* Word 0 Bits 15..08 */
0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x39, 0x3A, /* Word 0 Bits 07..00 */
0x3C, 0x43, 0x45, 0x46, 0x47, 0x49, 0x4A, 0x4B, /* Word 1 Bits 31..24 */
0x4C, 0x4D, 0x4E, 0x51, 0x52, 0x53, 0x54, 0x55, /* Word 1 Bits 23..16 */
0x56, 0x59, 0x5A, 0x5C, 0x63, 0x65, 0x66, 0x67, /* Word 1 Bits 15..08 */
0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x71, 0x72, /* Word 1 Bits 07..00 */
0x73, 0x74, 0x75, 0x76, 0x79, 0x7A, 0x7C, 0x80, /* Word 2 Bits 31..24 */
0x81, 0x82, 0x84, 0x88, 0x8F, 0x90, 0x97, 0x98, /* Word 2 Bits 23..16 */
0x9B, 0x9D, 0x9E, 0x9F, 0xA3, 0xA5, 0xA6, 0xA7, /* Word 2 Bits 15..08 */
0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xB1, 0xB2, /* Word 2 Bits 07..00 */
0xB3, 0xB4, 0xB5, 0xB6, 0xB9, 0xBA, 0xBC, 0xC3, /* Word 3 Bits 31..24 */
0xC5, 0xC6, 0xC7, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, /* Word 3 Bits 23..16 */
0xCE, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD9, /* Word 3 Bits 15..08 */
0xDA, 0xDC, 0xE0, 0xE1, 0xE2, 0xE4, 0xE8, 0xEF, /* Word 3 Bits 07..00 */
};
static void bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port,
struct fchs_s *rx_fchs, u8 reason_code,
u8 reason_code_expl);
static void bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port,
struct fchs_s *rx_fchs, struct fc_logi_s *plogi);
static void bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port,
struct fchs_s *rx_fchs,
struct fc_echo_s *echo, u16 len);
static void bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port,
struct fchs_s *rx_fchs,
struct fc_rnid_cmd_s *rnid, u16 len);
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);
static void bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_loop_init(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_loop_online(struct bfa_fcs_lport_s *port);
static void bfa_fcs_lport_loop_offline(struct bfa_fcs_lport_s *port);
static struct {
void (*init) (struct bfa_fcs_lport_s *port);
void (*online) (struct bfa_fcs_lport_s *port);
void (*offline) (struct bfa_fcs_lport_s *port);
}
__port_action[] = {
{
bfa_fcs_lport_unknown_init, bfa_fcs_lport_unknown_online,
bfa_fcs_lport_unknown_offline}, {
bfa_fcs_lport_fab_init, bfa_fcs_lport_fab_online,
bfa_fcs_lport_fab_offline}, {
bfa_fcs_lport_n2n_init, bfa_fcs_lport_n2n_online,
bfa_fcs_lport_n2n_offline}, {
bfa_fcs_lport_loop_init, bfa_fcs_lport_loop_online,
bfa_fcs_lport_loop_offline},
};
/*
* fcs_port_sm FCS logical port state machine
*/
enum bfa_fcs_lport_event {
BFA_FCS_PORT_SM_CREATE = 1,
BFA_FCS_PORT_SM_ONLINE = 2,
BFA_FCS_PORT_SM_OFFLINE = 3,
BFA_FCS_PORT_SM_DELETE = 4,
BFA_FCS_PORT_SM_DELRPORT = 5,
BFA_FCS_PORT_SM_STOP = 6,
};
static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event);
static void bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event);
static void bfa_fcs_lport_sm_online(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event);
static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event);
static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event);
static void bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event);
static void
bfa_fcs_lport_sm_uninit(
struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_CREATE:
bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
break;
default:
bfa_sm_fault(port->fcs, event);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 54 | 84.38% | 1 | 33.33% |
| Krishna Gudipati | 10 | 15.62% | 2 | 66.67% |
| Total | 64 | 100.00% | 3 | 100.00% |
static void
bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_ONLINE:
bfa_sm_set_state(port, bfa_fcs_lport_sm_online);
bfa_fcs_lport_online_actions(port);
break;
case BFA_FCS_PORT_SM_DELETE:
bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
bfa_fcs_lport_deleted(port);
break;
case BFA_FCS_PORT_SM_STOP:
/* If vport - send completion call back */
if (port->vport)
bfa_fcs_vport_stop_comp(port->vport);
else
bfa_wc_down(&(port->fabric->stop_wc));
break;
case BFA_FCS_PORT_SM_OFFLINE:
break;
default:
bfa_sm_fault(port->fcs, event);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 76 | 63.33% | 2 | 33.33% |
| Krishna Gudipati | 44 | 36.67% | 4 | 66.67% |
| Total | 120 | 100.00% | 6 | 100.00% |
static void
bfa_fcs_lport_sm_online(
struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe, *qen;
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_OFFLINE:
bfa_sm_set_state(port, bfa_fcs_lport_sm_offline);
bfa_fcs_lport_offline_actions(port);
break;
case BFA_FCS_PORT_SM_STOP:
__port_action[port->fabric->fab_type].offline(port);
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
/* If vport - send completion call back */
if (port->vport)
bfa_fcs_vport_stop_comp(port->vport);
else
bfa_wc_down(&(port->fabric->stop_wc));
} else {
bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *) qe;
bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
}
}
break;
case BFA_FCS_PORT_SM_DELETE:
__port_action[port->fabric->fab_type].offline(port);
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
bfa_fcs_lport_deleted(port);
} else {
bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *) qe;
bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
}
}
break;
case BFA_FCS_PORT_SM_DELRPORT:
break;
default:
bfa_sm_fault(port->fcs, event);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 145 | 55.77% | 1 | 16.67% |
| Krishna Gudipati | 112 | 43.08% | 4 | 66.67% |
| Maggie Zhang | 3 | 1.15% | 1 | 16.67% |
| Total | 260 | 100.00% | 6 | 100.00% |
static void
bfa_fcs_lport_sm_offline(
struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event)
{
struct bfa_fcs_rport_s *rport;
struct list_head *qe, *qen;
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_ONLINE:
bfa_sm_set_state(port, bfa_fcs_lport_sm_online);
bfa_fcs_lport_online_actions(port);
break;
case BFA_FCS_PORT_SM_STOP:
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
/* If vport - send completion call back */
if (port->vport)
bfa_fcs_vport_stop_comp(port->vport);
else
bfa_wc_down(&(port->fabric->stop_wc));
} else {
bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *) qe;
bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
}
}
break;
case BFA_FCS_PORT_SM_DELETE:
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
bfa_fcs_lport_deleted(port);
} else {
bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting);
list_for_each_safe(qe, qen, &port->rport_q) {
rport = (struct bfa_fcs_rport_s *) qe;
bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
}
}
break;
case BFA_FCS_PORT_SM_DELRPORT:
case BFA_FCS_PORT_SM_OFFLINE:
break;
default:
bfa_sm_fault(port->fcs, event);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 134 | 57.02% | 1 | 16.67% |
| Krishna Gudipati | 98 | 41.70% | 4 | 66.67% |
| Maggie Zhang | 3 | 1.28% | 1 | 16.67% |
| Total | 235 | 100.00% | 6 | 100.00% |
static void
bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_DELRPORT:
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_lport_sm_init);
/* If vport - send completion call back */
if (port->vport)
bfa_fcs_vport_stop_comp(port->vport);
else
bfa_wc_down(&(port->fabric->stop_wc));
}
break;
default:
bfa_sm_fault(port->fcs, event);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 99 | 98.02% | 2 | 66.67% |
| Jing Huang | 2 | 1.98% | 1 | 33.33% |
| Total | 101 | 100.00% | 3 | 100.00% |
static void
bfa_fcs_lport_sm_deleting(
struct bfa_fcs_lport_s *port,
enum bfa_fcs_lport_event event)
{
bfa_trc(port->fcs, port->port_cfg.pwwn);
bfa_trc(port->fcs, event);
switch (event) {
case BFA_FCS_PORT_SM_DELRPORT:
if (port->num_rports == 0) {
bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit);
bfa_fcs_lport_deleted(port);
}
break;
default:
bfa_sm_fault(port->fcs, event);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 66 | 83.54% | 1 | 25.00% |
| Krishna Gudipati | 13 | 16.46% | 3 | 75.00% |
| Total | 79 | 100.00% | 4 | 100.00% |
/*
* fcs_port_pvt
*/
/*
* Send AEN notification
*/
static void
bfa_fcs_lport_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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 129 | 100.00% | 1 | 100.00% |
| Total | 129 | 100.00% | 1 | 100.00% |
/*
* Send a LS reject
*/
static void
bfa_fcs_lport_send_ls_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;
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_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 128 | 88.89% | 1 | 33.33% |
| Krishna Gudipati | 16 | 11.11% | 2 | 66.67% |
| Total | 144 | 100.00% | 3 | 100.00% |
/*
* Send a FCCT Reject
*/
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 185 | 100.00% | 2 | 100.00% |
| Total | 185 | 100.00% | 2 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 351 | 90.23% | 3 | 50.00% |
| Krishna Gudipati | 35 | 9.00% | 2 | 33.33% |
| Maggie Zhang | 3 | 0.77% | 1 | 16.67% |
| Total | 389 | 100.00% | 6 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 198 | 92.09% | 1 | 33.33% |
| Krishna Gudipati | 17 | 7.91% | 2 | 66.67% |
| Total | 215 | 100.00% | 3 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 224 | 96.97% | 1 | 33.33% |
| Krishna Gudipati | 7 | 3.03% | 2 | 66.67% |
| Total | 231 | 100.00% | 3 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 53 | 98.15% | 3 | 75.00% |
| Krishna Gudipati | 1 | 1.85% | 1 | 25.00% |
| Total | 54 | 100.00% | 4 | 100.00% |
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 62 | 55.36% | 2 | 40.00% |
| Krishna Gudipati | 50 | 44.64% | 3 | 60.00% |
| Total | 112 | 100.00% | 5 | 100.00% |
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);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 97 | 56.73% | 2 | 33.33% |
| Krishna Gudipati | 68 | 39.77% | 3 | 50.00% |
| Maggie Zhang | 6 | 3.51% | 1 | 16.67% |
| Total | 171 | 100.00% | 6 | 100.00% |
static void
bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port)
{
WARN_ON(1);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 14 | 87.50% | 2 | 66.67% |
| Krishna Gudipati | 2 | 12.50% | 1 | 33.33% |
| Total | 16 | 100.00% | 3 | 100.00% |
static void
bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port)
{
WARN_ON(1);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 14 | 87.50% | 2 | 66.67% |
| Krishna Gudipati | 2 | 12.50% | 1 | 33.33% |
| Total | 16 | 100.00% | 3 | 100.00% |
static void
bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port)
{
WARN_ON(1);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 14 | 87.50% | 2 | 66.67% |
| Krishna Gudipati | 2 | 12.50% | 1 | 33.33% |
| Total | 16 | 100.00% | 3 | 100.00% |
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 95 | 73.64% | 2 | 66.67% |
| Jing Huang | 34 | 26.36% | 1 | 33.33% |
| Total | 129 | 100.00% | 3 | 100.00% |
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 73 | 81.11% | 2 | 40.00% |
| Jing Huang | 13 | 14.44% | 2 | 40.00% |
| Maggie Zhang | 4 | 4.44% | 1 | 20.00% |
| Total | 90 | 100.00% | 5 | 100.00% |
/*
* 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)) {
/*
* In direct attach topology, it is possible to get a PLOGI
* before the lport is online due to port feature
* (QoS/Trunk/FEC/CR), so send a rjt
*/
if ((fchs->type == FC_TYPE_ELS) &&
(els_cmd->els_code == FC_ELS_PLOGI)) {
bfa_fcs_lport_send_ls_rjt(lport, fchs,
FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD,
FC_LS_RJT_EXP_NO_ADDL_INFO);
bfa_stats(lport, plogi_rcvd);
} else
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 328 | 68.91% | 2 | 33.33% |
| Krishna Gudipati | 108 | 22.69% | 3 | 50.00% |
| Vijay Mohan Guvva | 40 | 8.40% | 1 | 16.67% |
| Total | 476 | 100.00% | 6 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 63 | 96.92% | 1 | 50.00% |
| Krishna Gudipati | 2 | 3.08% | 1 | 50.00% |
| Total | 65 | 100.00% | 2 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 65 | 100.00% | 1 | 100.00% |
| Total | 65 | 100.00% | 1 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 66 | 97.06% | 1 | 50.00% |
| Krishna Gudipati | 2 | 2.94% | 1 | 50.00% |
| Total | 68 | 100.00% | 2 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 66 | 97.06% | 1 | 50.00% |
| Krishna Gudipati | 2 | 2.94% | 1 | 50.00% |
| Total | 68 | 100.00% | 2 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 77 | 100.00% | 1 | 100.00% |
| Total | 77 | 100.00% | 1 | 100.00% |
/*
* 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++;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 31 | 93.94% | 1 | 50.00% |
| Krishna Gudipati | 2 | 6.06% | 1 | 50.00% |
| Total | 33 | 100.00% | 2 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 47 | 95.92% | 2 | 66.67% |
| Krishna Gudipati | 2 | 4.08% | 1 | 33.33% |
| Total | 49 | 100.00% | 3 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 15 | 88.24% | 1 | 50.00% |
| Krishna Gudipati | 2 | 11.76% | 1 | 50.00% |
| Total | 17 | 100.00% | 2 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 15 | 88.24% | 1 | 50.00% |
| Krishna Gudipati | 2 | 11.76% | 1 | 50.00% |
| Total | 17 | 100.00% | 2 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 17 | 100.00% | 1 | 100.00% |
| Total | 17 | 100.00% | 1 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 15 | 88.24% | 1 | 50.00% |
| Krishna Gudipati | 2 | 11.76% | 1 | 50.00% |
| Total | 17 | 100.00% | 2 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 15 | 83.33% | 1 | 50.00% |
| Krishna Gudipati | 3 | 16.67% | 1 | 50.00% |
| Total | 18 | 100.00% | 2 | 100.00% |
/*
* 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;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Jing Huang | 74 | 90.24% | 1 | 20.00% |
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| Maggie Zhang | 2 | 2.44% | 1 | 20.00% |
| Total | 82 | 100.00% | 5 | 100.00% |
/*
* 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);
}
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| Krishna Gudipati | 81 | 60.45% | 3 | 50.00% |
| Jing Huang | 53 | 39.55% | 3 | 50.00% |
| Total | 134 | 100.00% | 6 | 100.00% |
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);
}
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| Total | 46 | 100.00% | 1 | 100.00% |
/*
* 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;
}
}
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| Total | 172 | 100.00% | 5 | 100.00% |
/*
* 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);
}
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| Total | 26 | 100.00% | 1 | 100.00% |
/*
* 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);
}
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| Krishna Gudipati | 19 | 90.48% | 2 | 66.67% |
| Jing Huang | 2 | 9.52% | 1 | 33.33% |
| Total | 21 | 100.00% | 3 | 100.00% |
/*
* 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);
}
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| Total | 26 | 100.00% | 1 | 100.00% |
/*
* 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)
{
}
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/*
* 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);
}
}
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| Total | 211 | 100.00% | 2 | 100.00% |
/*
* 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;
}
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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;
}
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/*
* Called by fcs/port to initialize Loop topology.
*/
static void
bfa_fcs_lport_loop_init(struct bfa_fcs_lport_s *port)
{
}
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/*
* 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));
}
}
}
}
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/*
* Called by fcs/port to notify transition to offline state.
*/
static void
bfa_fcs_lport_loop_offline(struct bfa_fcs_lport_s *port)
{
}
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| Total | 10 | 100.00% | 2 | 100.00% |
#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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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/*
* 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);
}
}
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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);
}
}
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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);
}
}
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/*
* 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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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/*
* 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. */
}
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/*
* 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);
}
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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;
}
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| Total | 1807 | 100.00% | 6 | 100.00% |
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);
}
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/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Vijay Mohan Guvva | 215 | 100.00% | 1 | 100.00% |
| Total | 215 | 100.00% | 1 | 100.00% |
/*
* 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Vijay Mohan Guvva | 999 | 63.07% | 1 | 25.00% |
| Krishna Gudipati | 526 | 33.21% | 1 | 25.00% |
| Maggie Zhang | 46 | 2.90% | 1 | 25.00% |
| Jing Huang | 13 | 0.82% | 1 | 25.00% |
| Total | 1584 | 100.00% | 4 | 100.00% |
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;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 99 | 100.00% | 1 | 100.00% |
| Total | 99 | 100.00% | 1 | 100.00% |
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 171 | 99.42% | 1 | 50.00% |
| Jing Huang | 1 | 0.58% | 1 | 50.00% |
| Total | 172 | 100.00% | 2 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 214 | 99.53% | 2 | 66.67% |
| Jing Huang | 1 | 0.47% | 1 | 33.33% |
| Total | 215 | 100.00% | 3 | 100.00% |
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 78 | 100.00% | 1 | 100.00% |
| Total | 78 | 100.00% | 1 | 100.00% |
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 171 | 99.42% | 1 | 50.00% |
| Jing Huang | 1 | 0.58% | 1 | 50.00% |
| Total | 172 | 100.00% | 2 | 100.00% |
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);
}
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| Krishna Gudipati | 29 | 100.00% | 1 | 100.00% |
| Total | 29 | 100.00% | 1 | 100.00% |
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, "QLogic");
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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 269 | 78.43% | 2 | 33.33% |
| Vijay Mohan Guvva | 71 | 20.70% | 1 | 16.67% |
| Anil Gurumurthy | 1 | 0.29% | 1 | 16.67% |
| Maggie Zhang | 1 | 0.29% | 1 | 16.67% |
| Jing Huang | 1 | 0.29% | 1 | 16.67% |
| Total | 343 | 100.00% | 6 | 100.00% |
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);
}
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| Krishna Gudipati | 222 | 65.29% | 3 | 42.86% |
| Vijay Mohan Guvva | 113 | 33.24% | 1 | 14.29% |
| Jing Huang | 4 | 1.18% | 2 | 28.57% |
| Maggie Zhang | 1 | 0.29% | 1 | 14.29% |
| Total | 340 | 100.00% | 7 | 100.00% |
/*
* 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;
}
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| Krishna Gudipati | 68 | 100.00% | 2 | 100.00% |
| Total | 68 | 100.00% | 2 | 100.00% |
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);
}
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| Total | 51 | 100.00% | 1 | 100.00% |
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);
}
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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);
}
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| Total | 33 | 100.00% | 1 | 100.00% |
#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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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| Total | 99 | 100.00% | 1 | 100.00% |
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);
}
}
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| Total | 96 | 100.00% | 1 | 100.00% |
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);
}
}
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| Krishna Gudipati | 98 | 100.00% | 1 | 100.00% |
| Total | 98 | 100.00% | 1 | 100.00% |
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);
}
}
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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);
}
}
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| Total | 99 | 100.00% | 1 | 100.00% |
/*
* 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);
}
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| Total | 173 | 100.00% | 3 | 100.00% |
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);
}
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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);
}
}
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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);
}
}
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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);
}
}
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/*
* 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);
}
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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);
}
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/*
* 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);
}
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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);
}
}
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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);
}
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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);
}
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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);
}
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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);
}
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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);
}
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/*
* @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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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/*
* 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);
}
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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);
}
}
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/*
* 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);
}
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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);
}
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/*
* 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);
}
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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);
}
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/*
* 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);
}
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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);
}
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/*
* 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);
}
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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);
}
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/*
* 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);
}
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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);
}
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/*
* 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);
}
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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);
}
}
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/*
* 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);
}
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/*
* 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;
}
}
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/*
* 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);
}
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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);
}
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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);
}
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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);
}
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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);
}
}
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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++;
}
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/*
* 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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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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);
}
}
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/*
* 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);
}
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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);
}
}
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/*
* 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);
}
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/*
* 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);
}
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/*
* 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);
}
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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);
}
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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);
}
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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);
}
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/*
* 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);
}
}
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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);
}
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/*
* 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;
}
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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;
}
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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;
}
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/*
* 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;
if (port == NULL)
return 0;
fcs = port->fcs;
trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa);
/* 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;
}
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| Total | 240 | 100.00% | 4 | 100.00% |
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;
}
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/*
* 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);
}
}
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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;
}
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void
bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port)
{
memset(&fcs_port->stats, 0, sizeof(struct bfa_lport_stats_s));
}
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/*
* 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);
}
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| Total | 15 | 100.00% | 1 | 100.00% |
/*
* 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);
}
}
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/*
* 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);
}
}
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| Total | 138 | 100.00% | 3 | 100.00% |
/*
* 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);
}
}
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/*
* 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);
}
}
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| Maggie Zhang | 3 | 1.88% | 1 | 25.00% |
| Total | 160 | 100.00% | 4 | 100.00% |
/*
* 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);
}
}
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| Krishna Gudipati | 129 | 100.00% | 1 | 100.00% |
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/*
* 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);
}
}
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| Total | 118 | 100.00% | 2 | 100.00% |
/*
* 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);
}
}
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/*
* 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);
}
}
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| Total | 82 | 100.00% | 1 | 100.00% |
/*
* 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);
}
}
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| Total | 86 | 100.00% | 1 | 100.00% |
/*
* 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);
}
}
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/*
* 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);
}
}
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| Krishna Gudipati | 86 | 100.00% | 2 | 100.00% |
| Total | 86 | 100.00% | 2 | 100.00% |
/*
* 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);
}
}
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/*
* 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);
}
}
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/*
* 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);
}
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| Total | 129 | 100.00% | 1 | 100.00% |
/*
* 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++;
}
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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);
}
}
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| Total | 170 | 100.00% | 4 | 100.00% |
/*
* 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);
}
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| Total | 38 | 100.00% | 1 | 100.00% |
/*
* 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);
}
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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);
}
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/*
* 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++;
}
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/*
* 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);
}
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| Krishna Gudipati | 24 | 100.00% | 1 | 100.00% |
| Total | 24 | 100.00% | 1 | 100.00% |
/*
* 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++;
}
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| Krishna Gudipati | 17 | 100.00% | 1 | 100.00% |
| Total | 17 | 100.00% | 1 | 100.00% |
/*
* 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);
}
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/*
* 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);
}
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/*
* 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);
}
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| Total | 17 | 100.00% | 1 | 100.00% |
/*
* 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);
}
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/*
* 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;
}
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| Total | 168 | 100.00% | 2 | 100.00% |
/*
* 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;
}
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| Krishna Gudipati | 59 | 100.00% | 1 | 100.00% |
| Total | 59 | 100.00% | 1 | 100.00% |
/*
* 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;
}
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| Total | 33 | 100.00% | 1 | 100.00% |
/*
* 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;
}
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| Total | 20 | 100.00% | 1 | 100.00% |
/*
* 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;
}
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| Krishna Gudipati | 20 | 100.00% | 1 | 100.00% |
| Total | 20 | 100.00% | 1 | 100.00% |
/*
* 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;
}
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| Krishna Gudipati | 33 | 100.00% | 1 | 100.00% |
| Total | 33 | 100.00% | 1 | 100.00% |
/*
* 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);
}
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| Total | 65 | 100.00% | 2 | 100.00% |
/*
* 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;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 80 | 100.00% | 1 | 100.00% |
| Total | 80 | 100.00% | 1 | 100.00% |
/*
* 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);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 172 | 75.77% | 1 | 25.00% |
| Vijay Mohan Guvva | 50 | 22.03% | 1 | 25.00% |
| Maggie Zhang | 4 | 1.76% | 1 | 25.00% |
| Uwe Kleine-König | 1 | 0.44% | 1 | 25.00% |
| Total | 227 | 100.00% | 4 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 27 | 100.00% | 1 | 100.00% |
| Total | 27 | 100.00% | 1 | 100.00% |
/*
* 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 34 | 97.14% | 1 | 50.00% |
| Jing Huang | 1 | 2.86% | 1 | 50.00% |
| Total | 35 | 100.00% | 2 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Krishna Gudipati | 24490 | 81.73% | 22 | 53.66% |
| Jing Huang | 3036 | 10.13% | 7 | 17.07% |
| Vijay Mohan Guvva | 2205 | 7.36% | 4 | 9.76% |
| Maggie Zhang | 220 | 0.73% | 4 | 9.76% |
| Colin Ian King | 11 | 0.04% | 1 | 2.44% |
| Anil Gurumurthy | 2 | 0.01% | 1 | 2.44% |
| Lucas De Marchi | 1 | 0.00% | 1 | 2.44% |
| Uwe Kleine-König | 1 | 0.00% | 1 | 2.44% |
| Total | 29966 | 100.00% | 41 | 100.00% |
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