diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index b5a765b73c76..a43b67299b08 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -2262,6 +2262,15 @@ enum MR_PERF_MODE { (mode) == MR_LATENCY_PERF_MODE ? "Latency" : \ "Unknown") +enum MEGASAS_LD_TARGET_ID_STATUS { + LD_TARGET_ID_INITIAL, + LD_TARGET_ID_ACTIVE, + LD_TARGET_ID_DELETED, +}; + +#define MEGASAS_TARGET_ID(sdev) \ + (((sdev->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + sdev->id) + struct megasas_instance { unsigned int *reply_map; @@ -2326,6 +2335,9 @@ struct megasas_instance { struct megasas_pd_list pd_list[MEGASAS_MAX_PD]; struct megasas_pd_list local_pd_list[MEGASAS_MAX_PD]; u8 ld_ids[MEGASAS_MAX_LD_IDS]; + u8 ld_tgtid_status[MEGASAS_MAX_LD_IDS]; + u8 ld_ids_prev[MEGASAS_MAX_LD_IDS]; + u8 ld_ids_from_raidmap[MEGASAS_MAX_LD_IDS]; s8 init_id; u16 max_num_sge; diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 35b2137e0d1a..9cb167069ec8 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -141,6 +141,8 @@ static int megasas_register_aen(struct megasas_instance *instance, u32 seq_num, u32 class_locale_word); static void megasas_get_pd_info(struct megasas_instance *instance, struct scsi_device *sdev); +static void +megasas_set_ld_removed_by_fw(struct megasas_instance *instance); /* * PCI ID table for all supported controllers @@ -436,6 +438,12 @@ megasas_decode_evt(struct megasas_instance *instance) (class_locale.members.locale), format_class(class_locale.members.class), evt_detail->description); + + if (megasas_dbg_lvl & LD_PD_DEBUG) + dev_info(&instance->pdev->dev, + "evt_detail.args.ld.target_id/index %d/%d\n", + evt_detail->args.ld.target_id, evt_detail->args.ld.ld_index); + } /* @@ -1779,6 +1787,7 @@ megasas_queue_command(struct Scsi_Host *shost, struct scsi_cmnd *scmd) { struct megasas_instance *instance; struct MR_PRIV_DEVICE *mr_device_priv_data; + u32 ld_tgt_id; instance = (struct megasas_instance *) scmd->device->host->hostdata; @@ -1805,17 +1814,21 @@ megasas_queue_command(struct Scsi_Host *shost, struct scsi_cmnd *scmd) } } - if (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR) { + mr_device_priv_data = scmd->device->hostdata; + if (!mr_device_priv_data || + (atomic_read(&instance->adprecovery) == MEGASAS_HW_CRITICAL_ERROR)) { scmd->result = DID_NO_CONNECT << 16; scmd->scsi_done(scmd); return 0; } - mr_device_priv_data = scmd->device->hostdata; - if (!mr_device_priv_data) { - scmd->result = DID_NO_CONNECT << 16; - scmd->scsi_done(scmd); - return 0; + if (MEGASAS_IS_LOGICAL(scmd->device)) { + ld_tgt_id = MEGASAS_TARGET_ID(scmd->device); + if (instance->ld_tgtid_status[ld_tgt_id] == LD_TARGET_ID_DELETED) { + scmd->result = DID_NO_CONNECT << 16; + scmd->scsi_done(scmd); + return 0; + } } if (atomic_read(&instance->adprecovery) != MEGASAS_HBA_OPERATIONAL) @@ -2095,7 +2108,7 @@ static int megasas_slave_configure(struct scsi_device *sdev) static int megasas_slave_alloc(struct scsi_device *sdev) { - u16 pd_index = 0; + u16 pd_index = 0, ld_tgt_id; struct megasas_instance *instance ; struct MR_PRIV_DEVICE *mr_device_priv_data; @@ -2120,6 +2133,14 @@ static int megasas_slave_alloc(struct scsi_device *sdev) GFP_KERNEL); if (!mr_device_priv_data) return -ENOMEM; + + if (MEGASAS_IS_LOGICAL(sdev)) { + ld_tgt_id = MEGASAS_TARGET_ID(sdev); + instance->ld_tgtid_status[ld_tgt_id] = LD_TARGET_ID_ACTIVE; + if (megasas_dbg_lvl & LD_PD_DEBUG) + sdev_printk(KERN_INFO, sdev, "LD target ID %d created.\n", ld_tgt_id); + } + sdev->hostdata = mr_device_priv_data; atomic_set(&mr_device_priv_data->r1_ldio_hint, @@ -2129,6 +2150,19 @@ static int megasas_slave_alloc(struct scsi_device *sdev) static void megasas_slave_destroy(struct scsi_device *sdev) { + u16 ld_tgt_id; + struct megasas_instance *instance; + + instance = megasas_lookup_instance(sdev->host->host_no); + + if (MEGASAS_IS_LOGICAL(sdev)) { + ld_tgt_id = MEGASAS_TARGET_ID(sdev); + instance->ld_tgtid_status[ld_tgt_id] = LD_TARGET_ID_DELETED; + if (megasas_dbg_lvl & LD_PD_DEBUG) + sdev_printk(KERN_INFO, sdev, + "LD target ID %d removed from OS stack\n", ld_tgt_id); + } + kfree(sdev->hostdata); sdev->hostdata = NULL; } @@ -3525,6 +3559,22 @@ megasas_complete_abort(struct megasas_instance *instance, } } +static void +megasas_set_ld_removed_by_fw(struct megasas_instance *instance) +{ + uint i; + + for (i = 0; (i < MEGASAS_MAX_LD_IDS); i++) { + if (instance->ld_ids_prev[i] != 0xff && + instance->ld_ids_from_raidmap[i] == 0xff) { + if (megasas_dbg_lvl & LD_PD_DEBUG) + dev_info(&instance->pdev->dev, + "LD target ID %d removed from RAID map\n", i); + instance->ld_tgtid_status[i] = LD_TARGET_ID_DELETED; + } + } +} + /** * megasas_complete_cmd - Completes a command * @instance: Adapter soft state @@ -3687,9 +3737,13 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, fusion->fast_path_io = 0; } + if (instance->adapter_type >= INVADER_SERIES) + megasas_set_ld_removed_by_fw(instance); + megasas_sync_map_info(instance); spin_unlock_irqrestore(instance->host->host_lock, flags); + break; } if (opcode == MR_DCMD_CTRL_EVENT_GET_INFO || @@ -8831,8 +8885,10 @@ megasas_aen_polling(struct work_struct *work) union megasas_evt_class_locale class_locale; int event_type = 0; u32 seq_num; + u16 ld_target_id; int error; u8 dcmd_ret = DCMD_SUCCESS; + struct scsi_device *sdev1; if (!instance) { printk(KERN_ERR "invalid instance!\n"); @@ -8855,12 +8911,23 @@ megasas_aen_polling(struct work_struct *work) break; case MR_EVT_LD_OFFLINE: - case MR_EVT_CFG_CLEARED: case MR_EVT_LD_DELETED: + ld_target_id = instance->evt_detail->args.ld.target_id; + sdev1 = scsi_device_lookup(instance->host, + MEGASAS_MAX_PD_CHANNELS + + (ld_target_id / MEGASAS_MAX_DEV_PER_CHANNEL), + (ld_target_id - MEGASAS_MAX_DEV_PER_CHANNEL), + 0); + if (sdev1) + megasas_remove_scsi_device(sdev1); + + event_type = SCAN_VD_CHANNEL; + break; case MR_EVT_LD_CREATED: event_type = SCAN_VD_CHANNEL; break; + case MR_EVT_CFG_CLEARED: case MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED: case MR_EVT_FOREIGN_CFG_IMPORTED: case MR_EVT_LD_STATE_CHANGE: diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c index b6c08d620033..83f69c33b01a 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fp.c +++ b/drivers/scsi/megaraid/megaraid_sas_fp.c @@ -349,6 +349,10 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance, u64 map_id) num_lds = le16_to_cpu(drv_map->raidMap.ldCount); + memcpy(instance->ld_ids_prev, + instance->ld_ids_from_raidmap, + sizeof(instance->ld_ids_from_raidmap)); + memset(instance->ld_ids_from_raidmap, 0xff, MEGASAS_MAX_LD_IDS); /*Convert Raid capability values to CPU arch */ for (i = 0; (num_lds > 0) && (i < MAX_LOGICAL_DRIVES_EXT); i++) { ld = MR_TargetIdToLdGet(i, drv_map); @@ -359,7 +363,7 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance, u64 map_id) raid = MR_LdRaidGet(ld, drv_map); le32_to_cpus((u32 *)&raid->capability); - + instance->ld_ids_from_raidmap[i] = i; num_lds--; }