diff options
Diffstat (limited to 'drivers/scsi/bfa/bfad_attr.c')
| -rw-r--r-- | drivers/scsi/bfa/bfad_attr.c | 991 |
1 files changed, 991 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c new file mode 100644 index 000000000..e049cdb3c --- /dev/null +++ b/drivers/scsi/bfa/bfad_attr.c @@ -0,0 +1,991 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * 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. + */ + +/* + * bfa_attr.c Linux driver configuration interface module. + */ + +#include "bfad_drv.h" +#include "bfad_im.h" + +/* + * FC transport template entry, get SCSI target port ID. + */ +static void +bfad_im_get_starget_port_id(struct scsi_target *starget) +{ + struct Scsi_Host *shost; + struct bfad_im_port_s *im_port; + struct bfad_s *bfad; + struct bfad_itnim_s *itnim = NULL; + u32 fc_id = -1; + unsigned long flags; + + shost = dev_to_shost(starget->dev.parent); + im_port = (struct bfad_im_port_s *) shost->hostdata[0]; + bfad = im_port->bfad; + spin_lock_irqsave(&bfad->bfad_lock, flags); + + itnim = bfad_get_itnim(im_port, starget->id); + if (itnim) + fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim); + + fc_starget_port_id(starget) = fc_id; + spin_unlock_irqrestore(&bfad->bfad_lock, flags); +} + +/* + * FC transport template entry, get SCSI target nwwn. + */ +static void +bfad_im_get_starget_node_name(struct scsi_target *starget) +{ + struct Scsi_Host *shost; + struct bfad_im_port_s *im_port; + struct bfad_s *bfad; + struct bfad_itnim_s *itnim = NULL; + u64 node_name = 0; + unsigned long flags; + + shost = dev_to_shost(starget->dev.parent); + im_port = (struct bfad_im_port_s *) shost->hostdata[0]; + bfad = im_port->bfad; + spin_lock_irqsave(&bfad->bfad_lock, flags); + + itnim = bfad_get_itnim(im_port, starget->id); + if (itnim) + node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim); + + fc_starget_node_name(starget) = cpu_to_be64(node_name); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); +} + +/* + * FC transport template entry, get SCSI target pwwn. + */ +static void +bfad_im_get_starget_port_name(struct scsi_target *starget) +{ + struct Scsi_Host *shost; + struct bfad_im_port_s *im_port; + struct bfad_s *bfad; + struct bfad_itnim_s *itnim = NULL; + u64 port_name = 0; + unsigned long flags; + + shost = dev_to_shost(starget->dev.parent); + im_port = (struct bfad_im_port_s *) shost->hostdata[0]; + bfad = im_port->bfad; + spin_lock_irqsave(&bfad->bfad_lock, flags); + + itnim = bfad_get_itnim(im_port, starget->id); + if (itnim) + port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim); + + fc_starget_port_name(starget) = cpu_to_be64(port_name); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); +} + +/* + * FC transport template entry, get SCSI host port ID. + */ +static void +bfad_im_get_host_port_id(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_port_s *port = im_port->port; + + fc_host_port_id(shost) = + bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port)); +} + +/* + * FC transport template entry, get SCSI host port type. + */ +static void +bfad_im_get_host_port_type(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_lport_attr_s port_attr; + + bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); + + switch (port_attr.port_type) { + case BFA_PORT_TYPE_NPORT: + fc_host_port_type(shost) = FC_PORTTYPE_NPORT; + break; + case BFA_PORT_TYPE_NLPORT: + fc_host_port_type(shost) = FC_PORTTYPE_NLPORT; + break; + case BFA_PORT_TYPE_P2P: + fc_host_port_type(shost) = FC_PORTTYPE_PTP; + break; + case BFA_PORT_TYPE_LPORT: + fc_host_port_type(shost) = FC_PORTTYPE_LPORT; + break; + default: + fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN; + break; + } +} + +/* + * FC transport template entry, get SCSI host port state. + */ +static void +bfad_im_get_host_port_state(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_port_attr_s attr; + + bfa_fcport_get_attr(&bfad->bfa, &attr); + + switch (attr.port_state) { + case BFA_PORT_ST_LINKDOWN: + fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; + break; + case BFA_PORT_ST_LINKUP: + fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; + break; + case BFA_PORT_ST_DISABLED: + case BFA_PORT_ST_STOPPED: + case BFA_PORT_ST_IOCDOWN: + case BFA_PORT_ST_IOCDIS: + fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; + break; + case BFA_PORT_ST_UNINIT: + case BFA_PORT_ST_ENABLING_QWAIT: + case BFA_PORT_ST_ENABLING: + case BFA_PORT_ST_DISABLING_QWAIT: + case BFA_PORT_ST_DISABLING: + default: + fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; + break; + } +} + +/* + * FC transport template entry, get SCSI host active fc4s. + */ +static void +bfad_im_get_host_active_fc4s(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_port_s *port = im_port->port; + + memset(fc_host_active_fc4s(shost), 0, + sizeof(fc_host_active_fc4s(shost))); + + if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM) + fc_host_active_fc4s(shost)[2] = 1; + + fc_host_active_fc4s(shost)[7] = 1; +} + +/* + * FC transport template entry, get SCSI host link speed. + */ +static void +bfad_im_get_host_speed(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_port_attr_s attr; + + bfa_fcport_get_attr(&bfad->bfa, &attr); + switch (attr.speed) { + case BFA_PORT_SPEED_10GBPS: + fc_host_speed(shost) = FC_PORTSPEED_10GBIT; + break; + case BFA_PORT_SPEED_16GBPS: + fc_host_speed(shost) = FC_PORTSPEED_16GBIT; + break; + case BFA_PORT_SPEED_8GBPS: + fc_host_speed(shost) = FC_PORTSPEED_8GBIT; + break; + case BFA_PORT_SPEED_4GBPS: + fc_host_speed(shost) = FC_PORTSPEED_4GBIT; + break; + case BFA_PORT_SPEED_2GBPS: + fc_host_speed(shost) = FC_PORTSPEED_2GBIT; + break; + case BFA_PORT_SPEED_1GBPS: + fc_host_speed(shost) = FC_PORTSPEED_1GBIT; + break; + default: + fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; + break; + } +} + +/* + * FC transport template entry, get SCSI host port type. + */ +static void +bfad_im_get_host_fabric_name(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_port_s *port = im_port->port; + wwn_t fabric_nwwn = 0; + + fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port); + + fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn); + +} + +/* + * FC transport template entry, get BFAD statistics. + */ +static struct fc_host_statistics * +bfad_im_get_stats(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfad_hal_comp fcomp; + union bfa_port_stats_u *fcstats; + struct fc_host_statistics *hstats; + bfa_status_t rc; + unsigned long flags; + + fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL); + if (fcstats == NULL) + return NULL; + + hstats = &bfad->link_stats; + init_completion(&fcomp.comp); + spin_lock_irqsave(&bfad->bfad_lock, flags); + memset(hstats, 0, sizeof(struct fc_host_statistics)); + rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa), + fcstats, bfad_hcb_comp, &fcomp); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (rc != BFA_STATUS_OK) { + kfree(fcstats); + return NULL; + } + + wait_for_completion(&fcomp.comp); + + /* Fill the fc_host_statistics structure */ + hstats->seconds_since_last_reset = fcstats->fc.secs_reset; + hstats->tx_frames = fcstats->fc.tx_frames; + hstats->tx_words = fcstats->fc.tx_words; + hstats->rx_frames = fcstats->fc.rx_frames; + hstats->rx_words = fcstats->fc.rx_words; + hstats->lip_count = fcstats->fc.lip_count; + hstats->nos_count = fcstats->fc.nos_count; + hstats->error_frames = fcstats->fc.error_frames; + hstats->dumped_frames = fcstats->fc.dropped_frames; + hstats->link_failure_count = fcstats->fc.link_failures; + hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs; + hstats->loss_of_signal_count = fcstats->fc.loss_of_signals; + hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs; + hstats->invalid_crc_count = fcstats->fc.invalid_crcs; + + kfree(fcstats); + return hstats; +} + +/* + * FC transport template entry, reset BFAD statistics. + */ +static void +bfad_im_reset_stats(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfad_hal_comp fcomp; + unsigned long flags; + bfa_status_t rc; + + init_completion(&fcomp.comp); + spin_lock_irqsave(&bfad->bfad_lock, flags); + rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp, + &fcomp); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (rc != BFA_STATUS_OK) + return; + + wait_for_completion(&fcomp.comp); + + return; +} + +/* + * FC transport template entry, set rport loss timeout. + * Update dev_loss_tmo based on the value pushed down by the stack + * In case it is lesser than path_tov of driver, set it to path_tov + 1 + * to ensure that the driver times out before the application + */ +static void +bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout) +{ + struct bfad_itnim_data_s *itnim_data = rport->dd_data; + struct bfad_itnim_s *itnim = itnim_data->itnim; + struct bfad_s *bfad = itnim->im->bfad; + uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa); + + rport->dev_loss_tmo = timeout; + if (timeout < path_tov) + rport->dev_loss_tmo = path_tov + 1; +} + +static int +bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) +{ + char *vname = fc_vport->symbolic_name; + struct Scsi_Host *shost = fc_vport->shost; + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_lport_cfg_s port_cfg; + struct bfad_vport_s *vp; + int status = 0, rc; + unsigned long flags; + + memset(&port_cfg, 0, sizeof(port_cfg)); + u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn); + u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn); + if (strlen(vname) > 0) + strcpy((char *)&port_cfg.sym_name, vname); + port_cfg.roles = BFA_LPORT_ROLE_FCP_IM; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) { + if (port_cfg.pwwn == + vp->fcs_vport.lport.port_cfg.pwwn) { + port_cfg.preboot_vp = + vp->fcs_vport.lport.port_cfg.preboot_vp; + break; + } + } + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev); + if (rc == BFA_STATUS_OK) { + struct bfad_vport_s *vport; + struct bfa_fcs_vport_s *fcs_vport; + struct Scsi_Host *vshost; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, + port_cfg.pwwn); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (fcs_vport == NULL) + return VPCERR_BAD_WWN; + + fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); + if (disable) { + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_fcs_vport_stop(fcs_vport); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); + } + + vport = fcs_vport->vport_drv; + vshost = vport->drv_port.im_port->shost; + fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn); + fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn); + fc_host_supported_classes(vshost) = FC_COS_CLASS3; + + memset(fc_host_supported_fc4s(vshost), 0, + sizeof(fc_host_supported_fc4s(vshost))); + + /* For FCP type 0x08 */ + if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM) + fc_host_supported_fc4s(vshost)[2] = 1; + + /* For fibre channel services type 0x20 */ + fc_host_supported_fc4s(vshost)[7] = 1; + + fc_host_supported_speeds(vshost) = + bfad_im_supported_speeds(&bfad->bfa); + fc_host_maxframe_size(vshost) = + bfa_fcport_get_maxfrsize(&bfad->bfa); + + fc_vport->dd_data = vport; + vport->drv_port.im_port->fc_vport = fc_vport; + } else if (rc == BFA_STATUS_INVALID_WWN) + return VPCERR_BAD_WWN; + else if (rc == BFA_STATUS_VPORT_EXISTS) + return VPCERR_BAD_WWN; + else if (rc == BFA_STATUS_VPORT_MAX) + return VPCERR_NO_FABRIC_SUPP; + else if (rc == BFA_STATUS_VPORT_WWN_BP) + return VPCERR_BAD_WWN; + else + return FC_VPORT_FAILED; + + return status; +} + +static int +bfad_im_issue_fc_host_lip(struct Scsi_Host *shost) +{ + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfad_hal_comp fcomp; + unsigned long flags; + uint32_t status; + + init_completion(&fcomp.comp); + spin_lock_irqsave(&bfad->bfad_lock, flags); + status = bfa_port_disable(&bfad->bfa.modules.port, + bfad_hcb_comp, &fcomp); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (status != BFA_STATUS_OK) + return -EIO; + + wait_for_completion(&fcomp.comp); + if (fcomp.status != BFA_STATUS_OK) + return -EIO; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + status = bfa_port_enable(&bfad->bfa.modules.port, + bfad_hcb_comp, &fcomp); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (status != BFA_STATUS_OK) + return -EIO; + + wait_for_completion(&fcomp.comp); + if (fcomp.status != BFA_STATUS_OK) + return -EIO; + + return 0; +} + +static int +bfad_im_vport_delete(struct fc_vport *fc_vport) +{ + struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data; + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) vport->drv_port.im_port; + struct bfad_s *bfad = im_port->bfad; + struct bfa_fcs_vport_s *fcs_vport; + struct Scsi_Host *vshost; + wwn_t pwwn; + int rc; + unsigned long flags; + struct completion fcomp; + + if (im_port->flags & BFAD_PORT_DELETE) { + bfad_scsi_host_free(bfad, im_port); + list_del(&vport->list_entry); + kfree(vport); + return 0; + } + + vshost = vport->drv_port.im_port->shost; + u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (fcs_vport == NULL) + return VPCERR_BAD_WWN; + + vport->drv_port.flags |= BFAD_PORT_DELETE; + + vport->comp_del = &fcomp; + init_completion(vport->comp_del); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + rc = bfa_fcs_vport_delete(&vport->fcs_vport); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (rc == BFA_STATUS_PBC) { + vport->drv_port.flags &= ~BFAD_PORT_DELETE; + vport->comp_del = NULL; + return -1; + } + + wait_for_completion(vport->comp_del); + + bfad_scsi_host_free(bfad, im_port); + list_del(&vport->list_entry); + kfree(vport); + + return 0; +} + +static int +bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable) +{ + struct bfad_vport_s *vport; + struct bfad_s *bfad; + struct bfa_fcs_vport_s *fcs_vport; + struct Scsi_Host *vshost; + wwn_t pwwn; + unsigned long flags; + + vport = (struct bfad_vport_s *)fc_vport->dd_data; + bfad = vport->drv_port.bfad; + vshost = vport->drv_port.im_port->shost; + u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (fcs_vport == NULL) + return VPCERR_BAD_WWN; + + if (disable) { + bfa_fcs_vport_stop(fcs_vport); + fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); + } else { + bfa_fcs_vport_start(fcs_vport); + fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); + } + + return 0; +} + +static void +bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport) +{ + struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data; + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *)vport->drv_port.im_port; + struct bfad_s *bfad = im_port->bfad; + struct Scsi_Host *vshost = vport->drv_port.im_port->shost; + char *sym_name = fc_vport->symbolic_name; + struct bfa_fcs_vport_s *fcs_vport; + wwn_t pwwn; + unsigned long flags; + + u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + if (fcs_vport == NULL) + return; + + spin_lock_irqsave(&bfad->bfad_lock, flags); + if (strlen(sym_name) > 0) + bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); +} + +struct fc_function_template bfad_im_fc_function_template = { + + /* Target dynamic attributes */ + .get_starget_port_id = bfad_im_get_starget_port_id, + .show_starget_port_id = 1, + .get_starget_node_name = bfad_im_get_starget_node_name, + .show_starget_node_name = 1, + .get_starget_port_name = bfad_im_get_starget_port_name, + .show_starget_port_name = 1, + + /* Host dynamic attribute */ + .get_host_port_id = bfad_im_get_host_port_id, + .show_host_port_id = 1, + + /* Host fixed attributes */ + .show_host_node_name = 1, + .show_host_port_name = 1, + .show_host_supported_classes = 1, + .show_host_supported_fc4s = 1, + .show_host_supported_speeds = 1, + .show_host_maxframe_size = 1, + + /* More host dynamic attributes */ + .show_host_port_type = 1, + .get_host_port_type = bfad_im_get_host_port_type, + .show_host_port_state = 1, + .get_host_port_state = bfad_im_get_host_port_state, + .show_host_active_fc4s = 1, + .get_host_active_fc4s = bfad_im_get_host_active_fc4s, + .show_host_speed = 1, + .get_host_speed = bfad_im_get_host_speed, + .show_host_fabric_name = 1, + .get_host_fabric_name = bfad_im_get_host_fabric_name, + + .show_host_symbolic_name = 1, + + /* Statistics */ + .get_fc_host_stats = bfad_im_get_stats, + .reset_fc_host_stats = bfad_im_reset_stats, + + /* Allocation length for host specific data */ + .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *), + + /* Remote port fixed attributes */ + .show_rport_maxframe_size = 1, + .show_rport_supported_classes = 1, + .show_rport_dev_loss_tmo = 1, + .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo, + .issue_fc_host_lip = bfad_im_issue_fc_host_lip, + .vport_create = bfad_im_vport_create, + .vport_delete = bfad_im_vport_delete, + .vport_disable = bfad_im_vport_disable, + .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name, + .bsg_request = bfad_im_bsg_request, + .bsg_timeout = bfad_im_bsg_timeout, +}; + +struct fc_function_template bfad_im_vport_fc_function_template = { + + /* Target dynamic attributes */ + .get_starget_port_id = bfad_im_get_starget_port_id, + .show_starget_port_id = 1, + .get_starget_node_name = bfad_im_get_starget_node_name, + .show_starget_node_name = 1, + .get_starget_port_name = bfad_im_get_starget_port_name, + .show_starget_port_name = 1, + + /* Host dynamic attribute */ + .get_host_port_id = bfad_im_get_host_port_id, + .show_host_port_id = 1, + + /* Host fixed attributes */ + .show_host_node_name = 1, + .show_host_port_name = 1, + .show_host_supported_classes = 1, + .show_host_supported_fc4s = 1, + .show_host_supported_speeds = 1, + .show_host_maxframe_size = 1, + + /* More host dynamic attributes */ + .show_host_port_type = 1, + .get_host_port_type = bfad_im_get_host_port_type, + .show_host_port_state = 1, + .get_host_port_state = bfad_im_get_host_port_state, + .show_host_active_fc4s = 1, + .get_host_active_fc4s = bfad_im_get_host_active_fc4s, + .show_host_speed = 1, + .get_host_speed = bfad_im_get_host_speed, + .show_host_fabric_name = 1, + .get_host_fabric_name = bfad_im_get_host_fabric_name, + + .show_host_symbolic_name = 1, + + /* Statistics */ + .get_fc_host_stats = bfad_im_get_stats, + .reset_fc_host_stats = bfad_im_reset_stats, + + /* Allocation length for host specific data */ + .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *), + + /* Remote port fixed attributes */ + .show_rport_maxframe_size = 1, + .show_rport_supported_classes = 1, + .show_rport_dev_loss_tmo = 1, + .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo, +}; + +/* + * Scsi_Host_attrs SCSI host attributes + */ +static ssize_t +bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; + + bfa_get_adapter_serial_num(&bfad->bfa, serial_num); + return sysfs_emit(buf, "%s\n", serial_num); +} + +static ssize_t +bfad_im_model_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + char model[BFA_ADAPTER_MODEL_NAME_LEN]; + + bfa_get_adapter_model(&bfad->bfa, model); + return sysfs_emit(buf, "%s\n", model); +} + +static ssize_t +bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + char model[BFA_ADAPTER_MODEL_NAME_LEN]; + char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN]; + int nports = 0; + + bfa_get_adapter_model(&bfad->bfa, model); + nports = bfa_get_nports(&bfad->bfa); + if (!strcmp(model, "QLogic-425")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 4Gbps PCIe dual port FC HBA"); + else if (!strcmp(model, "QLogic-825")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 8Gbps PCIe dual port FC HBA"); + else if (!strcmp(model, "QLogic-42B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP"); + else if (!strcmp(model, "QLogic-82B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP"); + else if (!strcmp(model, "QLogic-1010")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 10Gbps single port CNA"); + else if (!strcmp(model, "QLogic-1020")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 10Gbps dual port CNA"); + else if (!strcmp(model, "QLogic-1007")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 10Gbps CNA for IBM Blade Center"); + else if (!strcmp(model, "QLogic-415")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 4Gbps PCIe single port FC HBA"); + else if (!strcmp(model, "QLogic-815")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 8Gbps PCIe single port FC HBA"); + else if (!strcmp(model, "QLogic-41B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 4Gbps PCIe single port FC HBA for HP"); + else if (!strcmp(model, "QLogic-81B")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 8Gbps PCIe single port FC HBA for HP"); + else if (!strcmp(model, "QLogic-804")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class"); + else if (!strcmp(model, "QLogic-1741")) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers"); + else if (strstr(model, "QLogic-1860")) { + if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc)) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 10Gbps single port CNA"); + else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 16Gbps PCIe single port FC HBA"); + else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc)) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 10Gbps dual port CNA"); + else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 16Gbps PCIe dual port FC HBA"); + } else if (!strcmp(model, "QLogic-1867")) { + if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM"); + else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM"); + } else + snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, + "Invalid Model"); + + return sysfs_emit(buf, "%s\n", model_descr); +} + +static ssize_t +bfad_im_node_name_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_port_s *port = im_port->port; + u64 nwwn; + + nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port); + return sysfs_emit(buf, "0x%llx\n", cpu_to_be64(nwwn)); +} + +static ssize_t +bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + struct bfa_lport_attr_s port_attr; + char symname[BFA_SYMNAME_MAXLEN]; + + bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); + strlcpy(symname, port_attr.port_cfg.sym_name.symname, + BFA_SYMNAME_MAXLEN); + return sysfs_emit(buf, "%s\n", symname); +} + +static ssize_t +bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + char hw_ver[BFA_VERSION_LEN]; + + bfa_get_pci_chip_rev(&bfad->bfa, hw_ver); + return sysfs_emit(buf, "%s\n", hw_ver); +} + +static ssize_t +bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sysfs_emit(buf, "%s\n", BFAD_DRIVER_VERSION); +} + +static ssize_t +bfad_im_optionrom_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + char optrom_ver[BFA_VERSION_LEN]; + + bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver); + return sysfs_emit(buf, "%s\n", optrom_ver); +} + +static ssize_t +bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + char fw_ver[BFA_VERSION_LEN]; + + bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver); + return sysfs_emit(buf, "%s\n", fw_ver); +} + +static ssize_t +bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_s *bfad = im_port->bfad; + + return sysfs_emit(buf, "%d\n", + bfa_get_nports(&bfad->bfa)); +} + +static ssize_t +bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sysfs_emit(buf, "%s\n", BFAD_DRIVER_NAME); +} + +static ssize_t +bfad_im_num_of_discovered_ports_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct bfad_im_port_s *im_port = + (struct bfad_im_port_s *) shost->hostdata[0]; + struct bfad_port_s *port = im_port->port; + struct bfad_s *bfad = im_port->bfad; + int nrports = 2048; + struct bfa_rport_qualifier_s *rports = NULL; + unsigned long flags; + + rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s), + GFP_ATOMIC); + if (rports == NULL) + return sysfs_emit(buf, "Failed\n"); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + kfree(rports); + + return sysfs_emit(buf, "%d\n", nrports); +} + +static DEVICE_ATTR(serial_number, S_IRUGO, + bfad_im_serial_num_show, NULL); +static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL); +static DEVICE_ATTR(model_description, S_IRUGO, + bfad_im_model_desc_show, NULL); +static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL); +static DEVICE_ATTR(symbolic_name, S_IRUGO, + bfad_im_symbolic_name_show, NULL); +static DEVICE_ATTR(hardware_version, S_IRUGO, + bfad_im_hw_version_show, NULL); +static DEVICE_ATTR(driver_version, S_IRUGO, + bfad_im_drv_version_show, NULL); +static DEVICE_ATTR(option_rom_version, S_IRUGO, + bfad_im_optionrom_version_show, NULL); +static DEVICE_ATTR(firmware_version, S_IRUGO, + bfad_im_fw_version_show, NULL); +static DEVICE_ATTR(number_of_ports, S_IRUGO, + bfad_im_num_of_ports_show, NULL); +static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL); +static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO, + bfad_im_num_of_discovered_ports_show, NULL); + +struct device_attribute *bfad_im_host_attrs[] = { + &dev_attr_serial_number, + &dev_attr_model, + &dev_attr_model_description, + &dev_attr_node_name, + &dev_attr_symbolic_name, + &dev_attr_hardware_version, + &dev_attr_driver_version, + &dev_attr_option_rom_version, + &dev_attr_firmware_version, + &dev_attr_number_of_ports, + &dev_attr_driver_name, + &dev_attr_number_of_discovered_ports, + NULL, +}; + +struct device_attribute *bfad_im_vport_attrs[] = { + &dev_attr_serial_number, + &dev_attr_model, + &dev_attr_model_description, + &dev_attr_node_name, + &dev_attr_symbolic_name, + &dev_attr_hardware_version, + &dev_attr_driver_version, + &dev_attr_option_rom_version, + &dev_attr_firmware_version, + &dev_attr_number_of_ports, + &dev_attr_driver_name, + &dev_attr_number_of_discovered_ports, + NULL, +}; + + |