From 8a83780a187ba1961380814eaf9c503043345d12 Mon Sep 17 00:00:00 2001 From: Ian Wisbon Date: Mon, 14 Feb 2011 16:41:03 -0500 Subject: Digi Release Code from del-5.6/main --- drivers/scsi/mpt2sas/mpt2sas_scsih.c | 224 +++++++++++++++++------------------ 1 file changed, 112 insertions(+), 112 deletions(-) (limited to 'drivers/scsi/mpt2sas/mpt2sas_scsih.c') diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 2e9a4445596f..bb65cce0491d 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -103,7 +103,6 @@ struct sense_info { }; -#define MPT2SAS_RESCAN_AFTER_HOST_RESET (0xFFFF) /** * struct fw_event_work - firmware event struct * @list: link list framework @@ -1502,7 +1501,13 @@ _scsih_slave_configure(struct scsi_device *sdev) break; case MPI2_RAID_VOL_TYPE_RAID1E: qdepth = MPT2SAS_RAID_QUEUE_DEPTH; - r_level = "RAID1E"; + if (ioc->manu_pg10.OEMIdentifier && + (ioc->manu_pg10.GenericFlags0 & + MFG10_GF0_R10_DISPLAY) && + !(raid_device->num_pds % 2)) + r_level = "RAID10"; + else + r_level = "RAID1E"; break; case MPI2_RAID_VOL_TYPE_RAID1: qdepth = MPT2SAS_RAID_QUEUE_DEPTH; @@ -1786,17 +1791,18 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun, u32 ioc_state; unsigned long timeleft; u8 VF_ID = 0; - unsigned long flags; - spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); - if (ioc->tm_cmds.status != MPT2_CMD_NOT_USED || - ioc->shost_recovery) { - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); + if (ioc->tm_cmds.status != MPT2_CMD_NOT_USED) { + printk(MPT2SAS_INFO_FMT "%s: tm_cmd busy!!!\n", + __func__, ioc->name); + return; + } + + if (ioc->shost_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); return; } - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); ioc_state = mpt2sas_base_get_iocstate(ioc, 0); if (ioc_state & MPI2_DOORBELL_USED) { @@ -2222,7 +2228,7 @@ _scsih_ublock_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) MPT2SAS_INFO_FMT "SDEV_RUNNING: " "handle(0x%04x)\n", ioc->name, handle)); sas_device_priv_data->block = 0; - scsi_device_set_state(sdev, SDEV_RUNNING); + scsi_internal_device_unblock(sdev); } } } @@ -2251,7 +2257,7 @@ _scsih_block_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) MPT2SAS_INFO_FMT "SDEV_BLOCK: " "handle(0x%04x)\n", ioc->name, handle)); sas_device_priv_data->block = 1; - scsi_device_set_state(sdev, SDEV_BLOCK); + scsi_internal_device_block(sdev); } } } @@ -2327,6 +2333,7 @@ _scsih_block_io_to_children_attached_directly(struct MPT2SAS_ADAPTER *ioc, u16 handle; u16 reason_code; u8 phy_number; + u8 link_rate; for (i = 0; i < event_data->NumEntries; i++) { handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); @@ -2337,6 +2344,11 @@ _scsih_block_io_to_children_attached_directly(struct MPT2SAS_ADAPTER *ioc, MPI2_EVENT_SAS_TOPO_RC_MASK; if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING) _scsih_block_io_device(ioc, handle); + if (reason_code == MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED) { + link_rate = event_data->PHY[i].LinkRate >> 4; + if (link_rate >= MPI2_SAS_NEG_LINK_RATE_1_5) + _scsih_ublock_io_device(ioc, handle); + } } } @@ -2404,27 +2416,6 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc, spin_unlock_irqrestore(&ioc->fw_event_lock, flags); } -/** - * _scsih_queue_rescan - queue a topology rescan from user context - * @ioc: per adapter object - * - * Return nothing. - */ -static void -_scsih_queue_rescan(struct MPT2SAS_ADAPTER *ioc) -{ - struct fw_event_work *fw_event; - - if (ioc->wait_for_port_enable_to_complete) - return; - fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); - if (!fw_event) - return; - fw_event->event = MPT2SAS_RESCAN_AFTER_HOST_RESET; - fw_event->ioc = ioc; - _scsih_fw_event_add(ioc, fw_event); -} - /** * _scsih_flush_running_cmds - completing outstanding commands. * @ioc: per adapter object @@ -2455,46 +2446,6 @@ _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc) ioc->name, count)); } -/** - * mpt2sas_scsih_reset_handler - reset callback handler (for scsih) - * @ioc: per adapter object - * @reset_phase: phase - * - * The handler for doing any required cleanup or initialization. - * - * The reset phase can be MPT2_IOC_PRE_RESET, MPT2_IOC_AFTER_RESET, - * MPT2_IOC_DONE_RESET - * - * Return nothing. - */ -void -mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) -{ - switch (reset_phase) { - case MPT2_IOC_PRE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " - "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); - _scsih_fw_event_off(ioc); - break; - case MPT2_IOC_AFTER_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " - "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); - if (ioc->tm_cmds.status & MPT2_CMD_PENDING) { - ioc->tm_cmds.status |= MPT2_CMD_RESET; - mpt2sas_base_free_smid(ioc, ioc->tm_cmds.smid); - complete(&ioc->tm_cmds.done); - } - _scsih_fw_event_on(ioc); - _scsih_flush_running_cmds(ioc); - break; - case MPT2_IOC_DONE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " - "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); - _scsih_queue_rescan(ioc); - break; - } -} - /** * _scsih_setup_eedp - setup MPI request for EEDP transfer * @scmd: pointer to scsi command object @@ -2615,7 +2566,6 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) Mpi2SCSIIORequest_t *mpi_request; u32 mpi_control; u16 smid; - unsigned long flags; scmd->scsi_done = done; sas_device_priv_data = scmd->device->hostdata; @@ -2634,13 +2584,10 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) } /* see if we are busy with task managment stuff */ - spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); - if (sas_target_priv_data->tm_busy || - ioc->shost_recovery || ioc->ioc_link_reset_in_progress) { - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); + if (sas_target_priv_data->tm_busy) + return SCSI_MLQUEUE_DEVICE_BUSY; + else if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) return SCSI_MLQUEUE_HOST_BUSY; - } - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); if (scmd->sc_data_direction == DMA_FROM_DEVICE) mpi_control = MPI2_SCSIIO_CONTROL_READ; @@ -3436,6 +3383,9 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle) if (!handle) return -1; + if (ioc->shost_recovery) + return -1; + if ((mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", @@ -3572,6 +3522,9 @@ _scsih_expander_remove(struct MPT2SAS_ADAPTER *ioc, u16 handle) struct _sas_node *sas_expander; unsigned long flags; + if (ioc->shost_recovery) + return; + spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, handle); spin_unlock_irqrestore(&ioc->sas_node_lock, flags); @@ -3743,6 +3696,8 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) mutex_unlock(&ioc->tm_cmds.mutex); dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "issue target reset " "done: handle(0x%04x)\n", ioc->name, device_handle)); + if (ioc->shost_recovery) + goto out; } /* SAS_IO_UNIT_CNTR - send REMOVE_DEVICE */ @@ -3765,6 +3720,9 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) le32_to_cpu(mpi_reply.IOCLogInfo))); out: + + _scsih_ublock_io_device(ioc, handle); + mpt2sas_transport_port_remove(ioc, sas_device->sas_address, sas_device->parent_handle); @@ -3908,6 +3866,8 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, "expander event\n", ioc->name)); return; } + if (ioc->shost_recovery) + return; if (event_data->PHY[i].PhyStatus & MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) continue; @@ -3942,10 +3902,6 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, link_rate_); } } - if (reason_code == MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED) { - if (link_rate_ >= MPI2_SAS_NEG_LINK_RATE_1_5) - _scsih_ublock_io_device(ioc, handle); - } if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED) { if (link_rate_ < MPI2_SAS_NEG_LINK_RATE_1_5) break; @@ -5156,22 +5112,9 @@ static void _scsih_remove_unresponding_devices(struct MPT2SAS_ADAPTER *ioc) { struct _sas_device *sas_device, *sas_device_next; - struct _sas_node *sas_expander, *sas_expander_next; + struct _sas_node *sas_expander; struct _raid_device *raid_device, *raid_device_next; - unsigned long flags; - - _scsih_search_responding_sas_devices(ioc); - _scsih_search_responding_raid_devices(ioc); - _scsih_search_responding_expanders(ioc); - spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); - ioc->shost_recovery = 0; - if (ioc->shost->shost_state == SHOST_RECOVERY) { - printk(MPT2SAS_INFO_FMT "putting controller into " - "SHOST_RUNNING\n", ioc->name); - scsi_host_set_state(ioc->shost, SHOST_RUNNING); - } - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); list_for_each_entry_safe(sas_device, sas_device_next, &ioc->sas_device_list, list) { @@ -5207,16 +5150,63 @@ _scsih_remove_unresponding_devices(struct MPT2SAS_ADAPTER *ioc) _scsih_raid_device_remove(ioc, raid_device); } - list_for_each_entry_safe(sas_expander, sas_expander_next, - &ioc->sas_expander_list, list) { + retry_expander_search: + sas_expander = NULL; + list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { if (sas_expander->responding) { sas_expander->responding = 0; continue; } - printk("\tremoving expander: handle(0x%04x), " - " sas_addr(0x%016llx)\n", sas_expander->handle, - (unsigned long long)sas_expander->sas_address); _scsih_expander_remove(ioc, sas_expander->handle); + goto retry_expander_search; + } +} + +/** + * mpt2sas_scsih_reset_handler - reset callback handler (for scsih) + * @ioc: per adapter object + * @reset_phase: phase + * + * The handler for doing any required cleanup or initialization. + * + * The reset phase can be MPT2_IOC_PRE_RESET, MPT2_IOC_AFTER_RESET, + * MPT2_IOC_DONE_RESET + * + * Return nothing. + */ +void +mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) +{ + switch (reset_phase) { + case MPT2_IOC_PRE_RESET: + dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); + _scsih_fw_event_off(ioc); + break; + case MPT2_IOC_AFTER_RESET: + dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); + if (ioc->tm_cmds.status & MPT2_CMD_PENDING) { + ioc->tm_cmds.status |= MPT2_CMD_RESET; + mpt2sas_base_free_smid(ioc, ioc->tm_cmds.smid); + complete(&ioc->tm_cmds.done); + } + _scsih_fw_event_on(ioc); + _scsih_flush_running_cmds(ioc); + break; + case MPT2_IOC_DONE_RESET: + dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); + _scsih_sas_host_refresh(ioc, 0); + _scsih_search_responding_sas_devices(ioc); + _scsih_search_responding_raid_devices(ioc); + _scsih_search_responding_expanders(ioc); + break; + case MPT2_IOC_RUNNING: + dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + "MPT2_IOC_RUNNING\n", ioc->name, __func__)); + _scsih_remove_unresponding_devices(ioc); + break; } } @@ -5236,14 +5226,6 @@ _firmware_event_work(struct work_struct *work) unsigned long flags; struct MPT2SAS_ADAPTER *ioc = fw_event->ioc; - /* This is invoked by calling _scsih_queue_rescan(). */ - if (fw_event->event == MPT2SAS_RESCAN_AFTER_HOST_RESET) { - _scsih_fw_event_free(ioc, fw_event); - _scsih_sas_host_refresh(ioc, 1); - _scsih_remove_unresponding_devices(ioc); - return; - } - /* the queue is being flushed so ignore this event */ spin_lock_irqsave(&ioc->fw_event_lock, flags); if (ioc->fw_events_off || ioc->remove_host) { @@ -5253,13 +5235,10 @@ _firmware_event_work(struct work_struct *work) } spin_unlock_irqrestore(&ioc->fw_event_lock, flags); - spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); if (ioc->shost_recovery) { - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); _scsih_fw_event_requeue(ioc, fw_event, 1000); return; } - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); switch (fw_event->event) { case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: @@ -5461,6 +5440,8 @@ _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, if (!sas_device) continue; _scsih_remove_device(ioc, sas_device->handle); + if (ioc->shost_recovery) + return; goto retry_device_search; } } @@ -5482,6 +5463,8 @@ _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, if (!expander_sibling) continue; _scsih_expander_remove(ioc, expander_sibling->handle); + if (ioc->shost_recovery) + return; goto retry_expander_search; } } @@ -5513,6 +5496,8 @@ _scsih_remove(struct pci_dev *pdev) struct _sas_port *mpt2sas_port; struct _sas_device *sas_device; struct _sas_node *expander_sibling; + struct _raid_device *raid_device, *next; + struct MPT2SAS_TARGET *sas_target_priv_data; struct workqueue_struct *wq; unsigned long flags; @@ -5526,6 +5511,21 @@ _scsih_remove(struct pci_dev *pdev) if (wq) destroy_workqueue(wq); + /* release all the volumes */ + list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, + list) { + if (raid_device->starget) { + sas_target_priv_data = + raid_device->starget->hostdata; + sas_target_priv_data->deleted = 1; + scsi_remove_target(&raid_device->starget->dev); + } + printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" + "(0x%016llx)\n", ioc->name, raid_device->handle, + (unsigned long long) raid_device->wwid); + _scsih_raid_device_remove(ioc, raid_device); + } + /* free ports attached to the sas_host */ retry_again: list_for_each_entry(mpt2sas_port, -- cgit v1.2.3