diff options
Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_transport.c')
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_transport.c | 575 |
1 files changed, 522 insertions, 53 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c index 2727c3b65104..b55c6dc07470 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_transport.c +++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c @@ -140,7 +140,7 @@ _transport_set_identify(struct MPT2SAS_ADAPTER *ioc, u16 handle, u32 device_info; u32 ioc_status; - if (ioc->shost_recovery) { + if (ioc->shost_recovery || ioc->pci_error_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); return -EFAULT; @@ -302,7 +302,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, u64 *sas_address_le; u16 wait_state_count; - if (ioc->shost_recovery) { + if (ioc->shost_recovery || ioc->pci_error_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); return -EFAULT; @@ -397,7 +397,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, sizeof(struct rep_manu_reply), data_out_dma + sizeof(struct rep_manu_request)); - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "report_manufacture - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - " "send to sas_addr(0x%016llx)\n", ioc->name, (unsigned long long)sas_address)); mpt2sas_base_put_smid_default(ioc, smid); @@ -415,7 +415,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, goto issue_host_reset; } - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "report_manufacture - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - " "complete\n", ioc->name)); if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { @@ -423,7 +423,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, mpi_reply = ioc->transport_cmds.reply; - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - reply data transfer size(%d)\n", ioc->name, le16_to_cpu(mpi_reply->ResponseDataLength))); @@ -449,7 +449,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, manufacture_reply->component_revision_id; } } else - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - no reply\n", ioc->name)); issue_host_reset: @@ -894,7 +894,7 @@ mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, struct _sas_node *sas_node; struct _sas_phy *mpt2sas_phy; - if (ioc->shost_recovery) + if (ioc->shost_recovery || ioc->pci_error_recovery) return; spin_lock_irqsave(&ioc->sas_node_lock, flags); @@ -940,22 +940,230 @@ rphy_to_ioc(struct sas_rphy *rphy) return shost_priv(shost); } -static struct _sas_phy * -_transport_find_local_phy(struct MPT2SAS_ADAPTER *ioc, struct sas_phy *phy) + +/* report phy error log structure */ +struct phy_error_log_request{ + u8 smp_frame_type; /* 0x40 */ + u8 function; /* 0x11 */ + u8 allocated_response_length; + u8 request_length; /* 02 */ + u8 reserved_1[5]; + u8 phy_identifier; + u8 reserved_2[2]; +}; + +/* report phy error log reply structure */ +struct phy_error_log_reply{ + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x11 */ + u8 function_result; + u8 response_length; + u16 expander_change_count; + u8 reserved_1[3]; + u8 phy_identifier; + u8 reserved_2[2]; + u32 invalid_dword; + u32 running_disparity_error; + u32 loss_of_dword_sync; + u32 phy_reset_problem; +}; + +/** + * _transport_get_expander_phy_error_log - return expander counters + * @ioc: per adapter object + * @phy: The sas phy object + * + * Returns 0 for success, non-zero for failure. + * + */ +static int +_transport_get_expander_phy_error_log(struct MPT2SAS_ADAPTER *ioc, + struct sas_phy *phy) { - int i; + Mpi2SmpPassthroughRequest_t *mpi_request; + Mpi2SmpPassthroughReply_t *mpi_reply; + struct phy_error_log_request *phy_error_log_request; + struct phy_error_log_reply *phy_error_log_reply; + int rc; + u16 smid; + u32 ioc_state; + unsigned long timeleft; + void *psge; + u32 sgl_flags; + u8 issue_reset = 0; + void *data_out = NULL; + dma_addr_t data_out_dma; + u32 sz; + u64 *sas_address_le; + u16 wait_state_count; - for (i = 0; i < ioc->sas_hba.num_phys; i++) - if (ioc->sas_hba.phy[i].phy == phy) - return(&ioc->sas_hba.phy[i]); - return NULL; + if (ioc->shost_recovery || ioc->pci_error_recovery) { + printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", + __func__, ioc->name); + return -EFAULT; + } + + mutex_lock(&ioc->transport_cmds.mutex); + + if (ioc->transport_cmds.status != MPT2_CMD_NOT_USED) { + printk(MPT2SAS_ERR_FMT "%s: transport_cmds in use\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + ioc->transport_cmds.status = MPT2_CMD_PENDING; + + wait_state_count = 0; + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { + if (wait_state_count++ == 10) { + printk(MPT2SAS_ERR_FMT + "%s: failed due to ioc not operational\n", + ioc->name, __func__); + rc = -EFAULT; + goto out; + } + ssleep(1); + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + printk(MPT2SAS_INFO_FMT "%s: waiting for " + "operational state(count=%d)\n", ioc->name, + __func__, wait_state_count); + } + if (wait_state_count) + printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n", + ioc->name, __func__); + + smid = mpt2sas_base_get_smid(ioc, ioc->transport_cb_idx); + if (!smid) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + + mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); + ioc->transport_cmds.smid = smid; + + sz = sizeof(struct phy_error_log_request) + + sizeof(struct phy_error_log_reply); + data_out = pci_alloc_consistent(ioc->pdev, sz, &data_out_dma); + if (!data_out) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, + __LINE__, __func__); + rc = -ENOMEM; + mpt2sas_base_free_smid(ioc, smid); + goto out; + } + + rc = -EINVAL; + memset(data_out, 0, sz); + phy_error_log_request = data_out; + phy_error_log_request->smp_frame_type = 0x40; + phy_error_log_request->function = 0x11; + phy_error_log_request->request_length = 2; + phy_error_log_request->allocated_response_length = 0; + phy_error_log_request->phy_identifier = phy->number; + + memset(mpi_request, 0, sizeof(Mpi2SmpPassthroughRequest_t)); + mpi_request->Function = MPI2_FUNCTION_SMP_PASSTHROUGH; + mpi_request->PhysicalPort = 0xFF; + mpi_request->VF_ID = 0; /* TODO */ + mpi_request->VP_ID = 0; + sas_address_le = (u64 *)&mpi_request->SASAddress; + *sas_address_le = cpu_to_le64(phy->identify.sas_address); + mpi_request->RequestDataLength = + cpu_to_le16(sizeof(struct phy_error_log_request)); + psge = &mpi_request->SGL; + + /* WRITE sgel first */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_HOST_TO_IOC); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_error_log_request), data_out_dma); + + /* incr sgel */ + psge += ioc->sge_size; + + /* READ sgel last */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER | + MPI2_SGE_FLAGS_END_OF_LIST); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_error_log_reply), data_out_dma + + sizeof(struct phy_error_log_request)); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_error_log - " + "send to sas_addr(0x%016llx), phy(%d)\n", ioc->name, + (unsigned long long)phy->identify.sas_address, phy->number)); + mpt2sas_base_put_smid_default(ioc, smid); + init_completion(&ioc->transport_cmds.done); + timeleft = wait_for_completion_timeout(&ioc->transport_cmds.done, + 10*HZ); + + if (!(ioc->transport_cmds.status & MPT2_CMD_COMPLETE)) { + printk(MPT2SAS_ERR_FMT "%s: timeout\n", + ioc->name, __func__); + _debug_dump_mf(mpi_request, + sizeof(Mpi2SmpPassthroughRequest_t)/4); + if (!(ioc->transport_cmds.status & MPT2_CMD_RESET)) + issue_reset = 1; + goto issue_host_reset; + } + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_error_log - " + "complete\n", ioc->name)); + + if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { + + mpi_reply = ioc->transport_cmds.reply; + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_error_log - reply data transfer size(%d)\n", + ioc->name, le16_to_cpu(mpi_reply->ResponseDataLength))); + + if (le16_to_cpu(mpi_reply->ResponseDataLength) != + sizeof(struct phy_error_log_reply)) + goto out; + + phy_error_log_reply = data_out + + sizeof(struct phy_error_log_request); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_error_log - function_result(%d)\n", + ioc->name, phy_error_log_reply->function_result)); + + phy->invalid_dword_count = + be32_to_cpu(phy_error_log_reply->invalid_dword); + phy->running_disparity_error_count = + be32_to_cpu(phy_error_log_reply->running_disparity_error); + phy->loss_of_dword_sync_count = + be32_to_cpu(phy_error_log_reply->loss_of_dword_sync); + phy->phy_reset_problem_count = + be32_to_cpu(phy_error_log_reply->phy_reset_problem); + rc = 0; + } else + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_error_log - no reply\n", ioc->name)); + + issue_host_reset: + if (issue_reset) + mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, + FORCE_BIG_HAMMER); + out: + ioc->transport_cmds.status = MPT2_CMD_NOT_USED; + if (data_out) + pci_free_consistent(ioc->pdev, sz, data_out, data_out_dma); + + mutex_unlock(&ioc->transport_cmds.mutex); + return rc; } /** - * _transport_get_linkerrors - + * _transport_get_linkerrors - return phy counters for both hba and expanders * @phy: The sas phy object * - * Only support sas_host direct attached phys. * Returns 0 for success, non-zero for failure. * */ @@ -963,17 +1171,24 @@ static int _transport_get_linkerrors(struct sas_phy *phy) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; + unsigned long flags; Mpi2ConfigReply_t mpi_reply; Mpi2SasPhyPage1_t phy_pg1; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + if (phy->identify.sas_address != ioc->sas_hba.sas_address) + return _transport_get_expander_phy_error_log(ioc, phy); + + /* get hba phy error logs */ if ((mpt2sas_config_get_phy_pg1(ioc, &mpi_reply, &phy_pg1, - mpt2sas_phy->phy_id))) { + phy->number))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); return -ENXIO; @@ -982,8 +1197,7 @@ _transport_get_linkerrors(struct sas_phy *phy) if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) printk(MPT2SAS_INFO_FMT "phy(%d), ioc_status" "(0x%04x), loginfo(0x%08x)\n", ioc->name, - mpt2sas_phy->phy_id, - le16_to_cpu(mpi_reply.IOCStatus), + phy->number, le16_to_cpu(mpi_reply.IOCStatus), le32_to_cpu(mpi_reply.IOCLogInfo)); phy->invalid_dword_count = le32_to_cpu(phy_pg1.InvalidDwordCount); @@ -1007,18 +1221,18 @@ static int _transport_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) { struct MPT2SAS_ADAPTER *ioc = rphy_to_ioc(rphy); - struct _sas_node *sas_expander; + struct _sas_device *sas_device; unsigned long flags; - spin_lock_irqsave(&ioc->sas_node_lock, flags); - sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, rphy->identify.sas_address); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (!sas_expander) + if (!sas_device) return -ENXIO; - *identifier = sas_expander->enclosure_logical_id; + *identifier = sas_device->enclosure_logical_id; return 0; } @@ -1046,32 +1260,260 @@ _transport_get_bay_identifier(struct sas_rphy *rphy) return sas_device->slot; } +/* phy control request structure */ +struct phy_control_request{ + u8 smp_frame_type; /* 0x40 */ + u8 function; /* 0x91 */ + u8 allocated_response_length; + u8 request_length; /* 0x09 */ + u16 expander_change_count; + u8 reserved_1[3]; + u8 phy_identifier; + u8 phy_operation; + u8 reserved_2[13]; + u64 attached_device_name; + u8 programmed_min_physical_link_rate; + u8 programmed_max_physical_link_rate; + u8 reserved_3[6]; +}; + +/* phy control reply structure */ +struct phy_control_reply{ + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x11 */ + u8 function_result; + u8 response_length; +}; + +#define SMP_PHY_CONTROL_LINK_RESET (0x01) +#define SMP_PHY_CONTROL_HARD_RESET (0x02) +#define SMP_PHY_CONTROL_DISABLE (0x03) + +/** + * _transport_expander_phy_control - expander phy control + * @ioc: per adapter object + * @phy: The sas phy object + * + * Returns 0 for success, non-zero for failure. + * + */ +static int +_transport_expander_phy_control(struct MPT2SAS_ADAPTER *ioc, + struct sas_phy *phy, u8 phy_operation) +{ + Mpi2SmpPassthroughRequest_t *mpi_request; + Mpi2SmpPassthroughReply_t *mpi_reply; + struct phy_control_request *phy_control_request; + struct phy_control_reply *phy_control_reply; + int rc; + u16 smid; + u32 ioc_state; + unsigned long timeleft; + void *psge; + u32 sgl_flags; + u8 issue_reset = 0; + void *data_out = NULL; + dma_addr_t data_out_dma; + u32 sz; + u64 *sas_address_le; + u16 wait_state_count; + + if (ioc->shost_recovery) { + printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", + __func__, ioc->name); + return -EFAULT; + } + + mutex_lock(&ioc->transport_cmds.mutex); + + if (ioc->transport_cmds.status != MPT2_CMD_NOT_USED) { + printk(MPT2SAS_ERR_FMT "%s: transport_cmds in use\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + ioc->transport_cmds.status = MPT2_CMD_PENDING; + + wait_state_count = 0; + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { + if (wait_state_count++ == 10) { + printk(MPT2SAS_ERR_FMT + "%s: failed due to ioc not operational\n", + ioc->name, __func__); + rc = -EFAULT; + goto out; + } + ssleep(1); + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + printk(MPT2SAS_INFO_FMT "%s: waiting for " + "operational state(count=%d)\n", ioc->name, + __func__, wait_state_count); + } + if (wait_state_count) + printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n", + ioc->name, __func__); + + smid = mpt2sas_base_get_smid(ioc, ioc->transport_cb_idx); + if (!smid) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + + mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); + ioc->transport_cmds.smid = smid; + + sz = sizeof(struct phy_control_request) + + sizeof(struct phy_control_reply); + data_out = pci_alloc_consistent(ioc->pdev, sz, &data_out_dma); + if (!data_out) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, + __LINE__, __func__); + rc = -ENOMEM; + mpt2sas_base_free_smid(ioc, smid); + goto out; + } + + rc = -EINVAL; + memset(data_out, 0, sz); + phy_control_request = data_out; + phy_control_request->smp_frame_type = 0x40; + phy_control_request->function = 0x91; + phy_control_request->request_length = 9; + phy_control_request->allocated_response_length = 0; + phy_control_request->phy_identifier = phy->number; + phy_control_request->phy_operation = phy_operation; + phy_control_request->programmed_min_physical_link_rate = + phy->minimum_linkrate << 4; + phy_control_request->programmed_max_physical_link_rate = + phy->maximum_linkrate << 4; + + memset(mpi_request, 0, sizeof(Mpi2SmpPassthroughRequest_t)); + mpi_request->Function = MPI2_FUNCTION_SMP_PASSTHROUGH; + mpi_request->PhysicalPort = 0xFF; + mpi_request->VF_ID = 0; /* TODO */ + mpi_request->VP_ID = 0; + sas_address_le = (u64 *)&mpi_request->SASAddress; + *sas_address_le = cpu_to_le64(phy->identify.sas_address); + mpi_request->RequestDataLength = + cpu_to_le16(sizeof(struct phy_error_log_request)); + psge = &mpi_request->SGL; + + /* WRITE sgel first */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_HOST_TO_IOC); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_control_request), data_out_dma); + + /* incr sgel */ + psge += ioc->sge_size; + + /* READ sgel last */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER | + MPI2_SGE_FLAGS_END_OF_LIST); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_control_reply), data_out_dma + + sizeof(struct phy_control_request)); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_control - " + "send to sas_addr(0x%016llx), phy(%d), opcode(%d)\n", ioc->name, + (unsigned long long)phy->identify.sas_address, phy->number, + phy_operation)); + mpt2sas_base_put_smid_default(ioc, smid); + init_completion(&ioc->transport_cmds.done); + timeleft = wait_for_completion_timeout(&ioc->transport_cmds.done, + 10*HZ); + + if (!(ioc->transport_cmds.status & MPT2_CMD_COMPLETE)) { + printk(MPT2SAS_ERR_FMT "%s: timeout\n", + ioc->name, __func__); + _debug_dump_mf(mpi_request, + sizeof(Mpi2SmpPassthroughRequest_t)/4); + if (!(ioc->transport_cmds.status & MPT2_CMD_RESET)) + issue_reset = 1; + goto issue_host_reset; + } + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_control - " + "complete\n", ioc->name)); + + if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { + + mpi_reply = ioc->transport_cmds.reply; + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_control - reply data transfer size(%d)\n", + ioc->name, le16_to_cpu(mpi_reply->ResponseDataLength))); + + if (le16_to_cpu(mpi_reply->ResponseDataLength) != + sizeof(struct phy_control_reply)) + goto out; + + phy_control_reply = data_out + + sizeof(struct phy_control_request); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_control - function_result(%d)\n", + ioc->name, phy_control_reply->function_result)); + + rc = 0; + } else + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_control - no reply\n", ioc->name)); + + issue_host_reset: + if (issue_reset) + mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, + FORCE_BIG_HAMMER); + out: + ioc->transport_cmds.status = MPT2_CMD_NOT_USED; + if (data_out) + pci_free_consistent(ioc->pdev, sz, data_out, data_out_dma); + + mutex_unlock(&ioc->transport_cmds.mutex); + return rc; +} + /** * _transport_phy_reset - * @phy: The sas phy object * @hard_reset: * - * Only support sas_host direct attached phys. * Returns 0 for success, non-zero for failure. */ static int _transport_phy_reset(struct sas_phy *phy, int hard_reset) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; Mpi2SasIoUnitControlReply_t mpi_reply; Mpi2SasIoUnitControlRequest_t mpi_request; + unsigned long flags; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + + /* handle expander phys */ + if (phy->identify.sas_address != ioc->sas_hba.sas_address) + return _transport_expander_phy_control(ioc, phy, + (hard_reset == 1) ? SMP_PHY_CONTROL_HARD_RESET : + SMP_PHY_CONTROL_LINK_RESET); + /* handle hba phys */ memset(&mpi_request, 0, sizeof(Mpi2SasIoUnitControlReply_t)); mpi_request.Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; mpi_request.Operation = hard_reset ? MPI2_SAS_OP_PHY_HARD_RESET : MPI2_SAS_OP_PHY_LINK_RESET; - mpi_request.PhyNum = mpt2sas_phy->phy_id; + mpi_request.PhyNum = phy->number; if ((mpt2sas_base_sas_iounit_control(ioc, &mpi_reply, &mpi_request))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", @@ -1082,8 +1524,7 @@ _transport_phy_reset(struct sas_phy *phy, int hard_reset) if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) printk(MPT2SAS_INFO_FMT "phy(%d), ioc_status" "(0x%04x), loginfo(0x%08x)\n", ioc->name, - mpt2sas_phy->phy_id, - le16_to_cpu(mpi_reply.IOCStatus), + phy->number, le16_to_cpu(mpi_reply.IOCStatus), le32_to_cpu(mpi_reply.IOCLogInfo)); return 0; @@ -1101,17 +1542,28 @@ static int _transport_phy_enable(struct sas_phy *phy, int enable) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; Mpi2ConfigReply_t mpi_reply; u16 ioc_status; u16 sz; int rc = 0; + unsigned long flags; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + + /* handle expander phys */ + if (phy->identify.sas_address != ioc->sas_hba.sas_address) + return _transport_expander_phy_control(ioc, phy, + (enable == 1) ? SMP_PHY_CONTROL_LINK_RESET : + SMP_PHY_CONTROL_DISABLE); + + /* handle hba phys */ /* sas_iounit page 1 */ sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * @@ -1140,14 +1592,18 @@ _transport_phy_enable(struct sas_phy *phy, int enable) } if (enable) - sas_iounit_pg1->PhyData[mpt2sas_phy->phy_id].PhyFlags + sas_iounit_pg1->PhyData[phy->number].PhyFlags &= ~MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; else - sas_iounit_pg1->PhyData[mpt2sas_phy->phy_id].PhyFlags + sas_iounit_pg1->PhyData[phy->number].PhyFlags |= MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; mpt2sas_config_set_sas_iounit_pg1(ioc, &mpi_reply, sas_iounit_pg1, sz); + /* link reset */ + if (enable) + _transport_phy_reset(phy, 0); + out: kfree(sas_iounit_pg1); return rc; @@ -1165,7 +1621,6 @@ static int _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; Mpi2SasPhyPage0_t phy_pg0; Mpi2ConfigReply_t mpi_reply; @@ -1173,11 +1628,15 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) u16 sz; int i; int rc = 0; + unsigned long flags; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (!rates->minimum_linkrate) rates->minimum_linkrate = phy->minimum_linkrate; @@ -1189,6 +1648,16 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) else if (rates->maximum_linkrate > phy->maximum_linkrate_hw) rates->maximum_linkrate = phy->maximum_linkrate_hw; + /* handle expander phys */ + if (phy->identify.sas_address != ioc->sas_hba.sas_address) { + phy->minimum_linkrate = rates->minimum_linkrate; + phy->maximum_linkrate = rates->maximum_linkrate; + return _transport_expander_phy_control(ioc, phy, + SMP_PHY_CONTROL_LINK_RESET); + } + + /* handle hba phys */ + /* sas_iounit page 1 */ sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * sizeof(Mpi2SasIOUnit1PhyData_t)); @@ -1216,7 +1685,7 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) } for (i = 0; i < ioc->sas_hba.num_phys; i++) { - if (mpt2sas_phy->phy_id != i) { + if (phy->number != i) { sas_iounit_pg1->PhyData[i].MaxMinLinkRate = (ioc->sas_hba.phy[i].phy->minimum_linkrate + (ioc->sas_hba.phy[i].phy->maximum_linkrate << 4)); @@ -1240,7 +1709,7 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) /* read phy page 0, then update the rates in the sas transport phy */ if (!mpt2sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, - mpt2sas_phy->phy_id)) { + phy->number)) { phy->minimum_linkrate = _transport_convert_phy_link_rate( phy_pg0.ProgrammedLinkRate & MPI2_SAS_PRATE_MIN_RATE_MASK); phy->maximum_linkrate = _transport_convert_phy_link_rate( @@ -1392,7 +1861,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, ioc->base_add_sg_single(psge, sgl_flags | (blk_rq_bytes(rsp) + 4), dma_addr_in); - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - " "sending smp request\n", ioc->name, __func__)); mpt2sas_base_put_smid_default(ioc, smid); @@ -1410,14 +1879,14 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, goto issue_host_reset; } - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - " "complete\n", ioc->name, __func__)); if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { mpi_reply = ioc->transport_cmds.reply; - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - reply data transfer size(%d)\n", ioc->name, __func__, le16_to_cpu(mpi_reply->ResponseDataLength))); @@ -1428,7 +1897,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, rsp->resid_len -= le16_to_cpu(mpi_reply->ResponseDataLength); } else { - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - no reply\n", ioc->name, __func__)); rc = -ENXIO; } |