diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_attr.c')
-rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 164 |
1 files changed, 126 insertions, 38 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 5625a8c2a8fd..b62a72dfab29 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2005 Emulex. All rights reserved. * + * Copyright (C) 2004-2006 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * Portions Copyright (C) 2004-2005 Christoph Hellwig * @@ -79,7 +79,7 @@ static ssize_t lpfc_serialnum_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%s\n",phba->SerialNumber); } @@ -87,7 +87,7 @@ static ssize_t lpfc_modeldesc_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelDesc); } @@ -95,7 +95,7 @@ static ssize_t lpfc_modelname_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelName); } @@ -103,7 +103,7 @@ static ssize_t lpfc_programtype_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%s\n",phba->ProgramType); } @@ -111,7 +111,7 @@ static ssize_t lpfc_portnum_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%s\n",phba->Port); } @@ -119,7 +119,7 @@ static ssize_t lpfc_fwrev_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; char fwrev[32]; lpfc_decode_firmware_rev(phba, fwrev, 1); return snprintf(buf, PAGE_SIZE, "%s\n",fwrev); @@ -130,7 +130,7 @@ lpfc_hdw_show(struct class_device *cdev, char *buf) { char hdw[9]; struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; lpfc_vpd_t *vp = &phba->vpd; lpfc_jedec_to_ascii(vp->rev.biuRev, hdw); return snprintf(buf, PAGE_SIZE, "%s\n", hdw); @@ -139,16 +139,18 @@ static ssize_t lpfc_option_rom_version_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%s\n", phba->OptionROMVersion); } static ssize_t lpfc_state_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; int len = 0; switch (phba->hba_state) { + case LPFC_STATE_UNKNOWN: + case LPFC_WARM_START: case LPFC_INIT_START: case LPFC_INIT_MBX_CMDS: case LPFC_LINK_DOWN: @@ -194,7 +196,7 @@ static ssize_t lpfc_num_discovered_ports_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%d\n", phba->fc_map_cnt + phba->fc_unmap_cnt); } @@ -203,7 +205,7 @@ lpfc_num_discovered_ports_show(struct class_device *cdev, char *buf) static int lpfc_issue_lip(struct Scsi_Host *host) { - struct lpfc_hba *phba = (struct lpfc_hba *) host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba *) host->hostdata; LPFC_MBOXQ_t *pmboxq; int mbxstatus = MBXERR_ERROR; @@ -235,7 +237,7 @@ static ssize_t lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt); } @@ -243,7 +245,7 @@ static ssize_t lpfc_board_online_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; if (phba->fc_flag & FC_OFFLINE_MODE) return snprintf(buf, PAGE_SIZE, "0\n"); @@ -256,7 +258,7 @@ lpfc_board_online_store(struct class_device *cdev, const char *buf, size_t count) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; struct completion online_compl; int val=0, status=0; @@ -279,10 +281,62 @@ lpfc_board_online_store(struct class_device *cdev, const char *buf, } static ssize_t +lpfc_board_mode_show(struct class_device *cdev, char *buf) +{ + struct Scsi_Host *host = class_to_shost(cdev); + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; + char * state; + + if (phba->hba_state == LPFC_HBA_ERROR) + state = "error"; + else if (phba->hba_state == LPFC_WARM_START) + state = "warm start"; + else if (phba->hba_state == LPFC_INIT_START) + state = "offline"; + else + state = "online"; + + return snprintf(buf, PAGE_SIZE, "%s\n", state); +} + +static ssize_t +lpfc_board_mode_store(struct class_device *cdev, const char *buf, size_t count) +{ + struct Scsi_Host *host = class_to_shost(cdev); + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; + struct completion online_compl; + int status=0; + + init_completion(&online_compl); + + if(strncmp(buf, "online", sizeof("online") - 1) == 0) + lpfc_workq_post_event(phba, &status, &online_compl, + LPFC_EVT_ONLINE); + else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0) + lpfc_workq_post_event(phba, &status, &online_compl, + LPFC_EVT_OFFLINE); + else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0) + lpfc_workq_post_event(phba, &status, &online_compl, + LPFC_EVT_WARM_START); + else if (strncmp(buf, "error", sizeof("error") - 1) == 0) + lpfc_workq_post_event(phba, &status, &online_compl, + LPFC_EVT_KILL); + else + return -EINVAL; + + wait_for_completion(&online_compl); + + if (!status) + return strlen(buf); + else + return -EIO; +} + +static ssize_t lpfc_poll_show(struct class_device *cdev, char *buf) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; return snprintf(buf, PAGE_SIZE, "%#x\n", phba->cfg_poll); } @@ -292,7 +346,7 @@ lpfc_poll_store(struct class_device *cdev, const char *buf, size_t count) { struct Scsi_Host *host = class_to_shost(cdev); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; uint32_t creg_val; uint32_t old_val; int val=0; @@ -349,7 +403,7 @@ static ssize_t \ lpfc_##attr##_show(struct class_device *cdev, char *buf) \ { \ struct Scsi_Host *host = class_to_shost(cdev);\ - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];\ + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\ int val = 0;\ val = phba->cfg_##attr;\ return snprintf(buf, PAGE_SIZE, "%d\n",\ @@ -361,7 +415,7 @@ static ssize_t \ lpfc_##attr##_show(struct class_device *cdev, char *buf) \ { \ struct Scsi_Host *host = class_to_shost(cdev);\ - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];\ + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\ int val = 0;\ val = phba->cfg_##attr;\ return snprintf(buf, PAGE_SIZE, "%#x\n",\ @@ -404,7 +458,7 @@ static ssize_t \ lpfc_##attr##_store(struct class_device *cdev, const char *buf, size_t count) \ { \ struct Scsi_Host *host = class_to_shost(cdev);\ - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];\ + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\ int val=0;\ if (!isdigit(buf[0]))\ return -EINVAL;\ @@ -480,6 +534,8 @@ static CLASS_DEVICE_ATTR(management_version, S_IRUGO, management_version_show, NULL); static CLASS_DEVICE_ATTR(board_online, S_IRUGO | S_IWUSR, lpfc_board_online_show, lpfc_board_online_store); +static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR, + lpfc_board_mode_show, lpfc_board_mode_store); static int lpfc_poll = 0; module_param(lpfc_poll, int, 0); @@ -520,6 +576,16 @@ LPFC_ATTR_R(lun_queue_depth, 30, 1, 128, "Max number of FCP commands we can queue to a specific LUN"); /* +# hba_queue_depth: This parameter is used to limit the number of outstanding +# commands per lpfc HBA. Value range is [32,8192]. If this parameter +# value is greater than the maximum number of exchanges supported by the HBA, +# then maximum number of exchanges supported by the HBA is used to determine +# the hba_queue_depth. +*/ +LPFC_ATTR_R(hba_queue_depth, 8192, 32, 8192, + "Max number of FCP commands we can queue to a lpfc HBA"); + +/* # Some disk devices have a "select ID" or "select Target" capability. # From a protocol standpoint "select ID" usually means select the # Fibre channel "ALPA". In the FC-AL Profile there is an "informative @@ -550,6 +616,7 @@ LPFC_ATTR_RW(nodev_tmo, 30, 0, 255, /* # lpfc_topology: link topology for init link # 0x0 = attempt loop mode then point-to-point +# 0x01 = internal loopback mode # 0x02 = attempt point-to-point mode only # 0x04 = attempt loop mode only # 0x06 = attempt point-to-point mode then loop @@ -557,7 +624,7 @@ LPFC_ATTR_RW(nodev_tmo, 30, 0, 255, # Set loop mode if you want to run as an NL_Port. Value range is [0,0x6]. # Default value is 0. */ -LPFC_ATTR_R(topology, 0, 0, 6, "Select Fibre Channel topology"); +LPFC_ATTR_RW(topology, 0, 0, 6, "Select Fibre Channel topology"); /* # lpfc_link_speed: Link speed selection for initializing the Fibre Channel @@ -597,13 +664,21 @@ LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support"); # is 0. Default value of cr_count is 1. The cr_count feature is disabled if # cr_delay is set to 0. */ -LPFC_ATTR_RW(cr_delay, 0, 0, 63, "A count of milliseconds after which an" +LPFC_ATTR_RW(cr_delay, 0, 0, 63, "A count of milliseconds after which an " "interrupt response is generated"); -LPFC_ATTR_RW(cr_count, 1, 1, 255, "A count of I/O completions after which an" +LPFC_ATTR_RW(cr_count, 1, 1, 255, "A count of I/O completions after which an " "interrupt response is generated"); /* +# lpfc_multi_ring_support: Determines how many rings to spread available +# cmd/rsp IOCB entries across. +# Value range is [1,2]. Default value is 1. +*/ +LPFC_ATTR_R(multi_ring_support, 1, 1, 2, "Determines number of primary " + "SLI rings to spread IOCB entries across"); + +/* # lpfc_fdmi_on: controls FDMI support. # 0 = no FDMI support # 1 = support FDMI without attribute of hostname @@ -616,7 +691,7 @@ LPFC_ATTR_RW(fdmi_on, 0, 0, 2, "Enable FDMI support"); # Specifies the maximum number of ELS cmds we can have outstanding (for # discovery). Value range is [1,64]. Default value = 32. */ -LPFC_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands" +LPFC_ATTR(discovery_threads, 32, 1, 64, "Maximum number of ELS commands " "during discovery"); /* @@ -649,6 +724,7 @@ struct class_device_attribute *lpfc_host_attrs[] = { &class_device_attr_lpfc_drvr_version, &class_device_attr_lpfc_log_verbose, &class_device_attr_lpfc_lun_queue_depth, + &class_device_attr_lpfc_hba_queue_depth, &class_device_attr_lpfc_nodev_tmo, &class_device_attr_lpfc_fcp_class, &class_device_attr_lpfc_use_adisc, @@ -658,11 +734,13 @@ struct class_device_attribute *lpfc_host_attrs[] = { &class_device_attr_lpfc_link_speed, &class_device_attr_lpfc_cr_delay, &class_device_attr_lpfc_cr_count, + &class_device_attr_lpfc_multi_ring_support, &class_device_attr_lpfc_fdmi_on, &class_device_attr_lpfc_max_luns, &class_device_attr_nport_evt_cnt, &class_device_attr_management_version, &class_device_attr_board_online, + &class_device_attr_board_mode, &class_device_attr_lpfc_poll, &class_device_attr_lpfc_poll_tmo, NULL, @@ -674,7 +752,7 @@ sysfs_ctlreg_write(struct kobject *kobj, char *buf, loff_t off, size_t count) size_t buf_off; struct Scsi_Host *host = class_to_shost(container_of(kobj, struct class_device, kobj)); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; if ((off + count) > FF_REG_AREA_SIZE) return -ERANGE; @@ -707,7 +785,7 @@ sysfs_ctlreg_read(struct kobject *kobj, char *buf, loff_t off, size_t count) uint32_t * tmp_ptr; struct Scsi_Host *host = class_to_shost(container_of(kobj, struct class_device, kobj)); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; if (off > FF_REG_AREA_SIZE) return -ERANGE; @@ -762,7 +840,7 @@ sysfs_mbox_write(struct kobject *kobj, char *buf, loff_t off, size_t count) { struct Scsi_Host * host = class_to_shost(container_of(kobj, struct class_device, kobj)); - struct lpfc_hba * phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba * phba = (struct lpfc_hba*)host->hostdata; struct lpfcMboxq * mbox = NULL; if ((count + off) > MAILBOX_CMD_SIZE) @@ -778,7 +856,7 @@ sysfs_mbox_write(struct kobject *kobj, char *buf, loff_t off, size_t count) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) return -ENOMEM; - + memset(mbox, 0, sizeof (LPFC_MBOXQ_t)); } spin_lock_irq(host->host_lock); @@ -815,7 +893,7 @@ sysfs_mbox_read(struct kobject *kobj, char *buf, loff_t off, size_t count) struct Scsi_Host *host = class_to_shost(container_of(kobj, struct class_device, kobj)); - struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata; int rc; if (off > sizeof(MAILBOX_t)) @@ -872,8 +950,11 @@ sysfs_mbox_read(struct kobject *kobj, char *buf, loff_t off, size_t count) case MBX_DUMP_MEMORY: case MBX_DOWN_LOAD: case MBX_UPDATE_CFG: + case MBX_KILL_BOARD: case MBX_LOAD_AREA: case MBX_LOAD_EXP_ROM: + case MBX_BEACON: + case MBX_DEL_LD_ENTRY: break; case MBX_READ_SPARM64: case MBX_READ_LA: @@ -990,7 +1071,7 @@ lpfc_free_sysfs_attr(struct lpfc_hba *phba) static void lpfc_get_host_port_id(struct Scsi_Host *shost) { - struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; /* note: fc_myDID already in cpu endianness */ fc_host_port_id(shost) = phba->fc_myDID; } @@ -998,7 +1079,7 @@ lpfc_get_host_port_id(struct Scsi_Host *shost) static void lpfc_get_host_port_type(struct Scsi_Host *shost) { - struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; spin_lock_irq(shost->host_lock); @@ -1023,7 +1104,7 @@ lpfc_get_host_port_type(struct Scsi_Host *shost) static void lpfc_get_host_port_state(struct Scsi_Host *shost) { - struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; spin_lock_irq(shost->host_lock); @@ -1031,6 +1112,8 @@ lpfc_get_host_port_state(struct Scsi_Host *shost) fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; else { switch (phba->hba_state) { + case LPFC_STATE_UNKNOWN: + case LPFC_WARM_START: case LPFC_INIT_START: case LPFC_INIT_MBX_CMDS: case LPFC_LINK_DOWN: @@ -1064,7 +1147,7 @@ lpfc_get_host_port_state(struct Scsi_Host *shost) static void lpfc_get_host_speed(struct Scsi_Host *shost) { - struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; spin_lock_irq(shost->host_lock); @@ -1091,7 +1174,7 @@ lpfc_get_host_speed(struct Scsi_Host *shost) static void lpfc_get_host_fabric_name (struct Scsi_Host *shost) { - struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata; u64 node_name; spin_lock_irq(shost->host_lock); @@ -1113,7 +1196,7 @@ lpfc_get_host_fabric_name (struct Scsi_Host *shost) static struct fc_host_statistics * lpfc_get_stats(struct Scsi_Host *shost) { - struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata; struct lpfc_sli *psli = &phba->sli; struct fc_host_statistics *hs = &phba->link_stats; LPFC_MBOXQ_t *pmboxq; @@ -1203,7 +1286,7 @@ static void lpfc_get_starget_port_id(struct scsi_target *starget) { struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); - struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata; uint32_t did = -1; struct lpfc_nodelist *ndlp = NULL; @@ -1224,7 +1307,7 @@ static void lpfc_get_starget_node_name(struct scsi_target *starget) { struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); - struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata; u64 node_name = 0; struct lpfc_nodelist *ndlp = NULL; @@ -1245,7 +1328,7 @@ static void lpfc_get_starget_port_name(struct scsi_target *starget) { struct Scsi_Host *shost = dev_to_shost(starget->dev.parent); - struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata[0]; + struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata; u64 port_name = 0; struct lpfc_nodelist *ndlp = NULL; @@ -1366,6 +1449,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) lpfc_log_verbose_init(phba, lpfc_log_verbose); lpfc_cr_delay_init(phba, lpfc_cr_delay); lpfc_cr_count_init(phba, lpfc_cr_count); + lpfc_multi_ring_support_init(phba, lpfc_multi_ring_support); lpfc_lun_queue_depth_init(phba, lpfc_lun_queue_depth); lpfc_fcp_class_init(phba, lpfc_fcp_class); lpfc_use_adisc_init(phba, lpfc_use_adisc); @@ -1411,5 +1495,9 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) default: phba->cfg_hba_queue_depth = LPFC_DFT_HBA_Q_DEPTH; } + + if (phba->cfg_hba_queue_depth > lpfc_hba_queue_depth) + lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth); + return; } |