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Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_scsih.c')
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_scsih.c634
1 files changed, 503 insertions, 131 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 1da1aa1a11e2..8889b1babcac 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -71,6 +71,9 @@ static void _firmware_event_work(struct work_struct *work);
static u8 _scsih_check_for_pending_tm(struct MPT2SAS_ADAPTER *ioc, u16 smid);
+static void _scsih_scan_start(struct Scsi_Host *shost);
+static int _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time);
+
/* global parameters */
LIST_HEAD(mpt2sas_ioc_list);
@@ -79,6 +82,7 @@ static u8 scsi_io_cb_idx = -1;
static u8 tm_cb_idx = -1;
static u8 ctl_cb_idx = -1;
static u8 base_cb_idx = -1;
+static u8 port_enable_cb_idx = -1;
static u8 transport_cb_idx = -1;
static u8 scsih_cb_idx = -1;
static u8 config_cb_idx = -1;
@@ -103,6 +107,18 @@ static int max_lun = MPT2SAS_MAX_LUN;
module_param(max_lun, int, 0);
MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
+/* diag_buffer_enable is bitwise
+ * bit 0 set = TRACE
+ * bit 1 set = SNAPSHOT
+ * bit 2 set = EXTENDED
+ *
+ * Either bit can be set, or both
+ */
+static int diag_buffer_enable = -1;
+module_param(diag_buffer_enable, int, 0);
+MODULE_PARM_DESC(diag_buffer_enable, " post diag buffers "
+ "(TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
+
/**
* struct sense_info - common structure for obtaining sense keys
* @skey: sense key
@@ -117,8 +133,8 @@ struct sense_info {
#define MPT2SAS_TURN_ON_FAULT_LED (0xFFFC)
-#define MPT2SAS_RESCAN_AFTER_HOST_RESET (0xFFFF)
-
+#define MPT2SAS_PORT_ENABLE_COMPLETE (0xFFFD)
+#define MPT2SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF)
/**
* struct fw_event_work - firmware event struct
* @list: link list framework
@@ -372,31 +388,34 @@ _scsih_get_sas_address(struct MPT2SAS_ADAPTER *ioc, u16 handle,
Mpi2SasDevicePage0_t sas_device_pg0;
Mpi2ConfigReply_t mpi_reply;
u32 ioc_status;
+ *sas_address = 0;
if (handle <= ioc->sas_hba.num_phys) {
*sas_address = ioc->sas_hba.sas_address;
return 0;
- } else
- *sas_address = 0;
+ }
if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
- printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
- ioc->name, __FILE__, __LINE__, __func__);
+ printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name,
+ __FILE__, __LINE__, __func__);
return -ENXIO;
}
- ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
- MPI2_IOCSTATUS_MASK;
- if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
- printk(MPT2SAS_ERR_FMT "handle(0x%04x), ioc_status(0x%04x)"
- "\nfailure at %s:%d/%s()!\n", ioc->name, handle, ioc_status,
- __FILE__, __LINE__, __func__);
- return -EIO;
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
+ if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
+ *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
+ return 0;
}
- *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
- return 0;
+ /* we hit this becuase the given parent handle doesn't exist */
+ if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
+ return -ENXIO;
+ /* else error case */
+ printk(MPT2SAS_ERR_FMT "handle(0x%04x), ioc_status(0x%04x), "
+ "failure at %s:%d/%s()!\n", ioc->name, handle, ioc_status,
+ __FILE__, __LINE__, __func__);
+ return -EIO;
}
/**
@@ -424,7 +443,11 @@ _scsih_determine_boot_device(struct MPT2SAS_ADAPTER *ioc,
u16 slot;
/* only process this function when driver loads */
- if (!ioc->wait_for_port_enable_to_complete)
+ if (!ioc->is_driver_loading)
+ return;
+
+ /* no Bios, return immediately */
+ if (!ioc->bios_pg3.BiosVersion)
return;
if (!is_raid) {
@@ -587,8 +610,15 @@ _scsih_sas_device_add(struct MPT2SAS_ADAPTER *ioc,
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
if (!mpt2sas_transport_port_add(ioc, sas_device->handle,
- sas_device->sas_address_parent))
+ sas_device->sas_address_parent)) {
_scsih_sas_device_remove(ioc, sas_device);
+ } else if (!sas_device->starget) {
+ if (!ioc->is_driver_loading)
+ mpt2sas_transport_port_remove(ioc,
+ sas_device->sas_address,
+ sas_device->sas_address_parent);
+ _scsih_sas_device_remove(ioc, sas_device);
+ }
}
/**
@@ -1400,6 +1430,10 @@ _scsih_slave_destroy(struct scsi_device *sdev)
{
struct MPT2SAS_TARGET *sas_target_priv_data;
struct scsi_target *starget;
+ struct Scsi_Host *shost;
+ struct MPT2SAS_ADAPTER *ioc;
+ struct _sas_device *sas_device;
+ unsigned long flags;
if (!sdev->hostdata)
return;
@@ -1407,6 +1441,19 @@ _scsih_slave_destroy(struct scsi_device *sdev)
starget = scsi_target(sdev);
sas_target_priv_data = starget->hostdata;
sas_target_priv_data->num_luns--;
+
+ shost = dev_to_shost(&starget->dev);
+ ioc = shost_priv(shost);
+
+ if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_target_priv_data->sas_address);
+ if (sas_device)
+ sas_device->starget = NULL;
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ }
+
kfree(sdev->hostdata);
sdev->hostdata = NULL;
}
@@ -1598,8 +1645,10 @@ _scsih_set_level(struct scsi_device *sdev, struct _raid_device *raid_device)
* _scsih_get_volume_capabilities - volume capabilities
* @ioc: per adapter object
* @sas_device: the raid_device object
+ *
+ * Returns 0 for success, else 1
*/
-static void
+static int
_scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc,
struct _raid_device *raid_device)
{
@@ -1612,9 +1661,10 @@ _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc,
if ((mpt2sas_config_get_number_pds(ioc, raid_device->handle,
&num_pds)) || !num_pds) {
- printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
- ioc->name, __FILE__, __LINE__, __func__);
- return;
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
+ __func__));
+ return 1;
}
raid_device->num_pds = num_pds;
@@ -1622,17 +1672,19 @@ _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc,
sizeof(Mpi2RaidVol0PhysDisk_t));
vol_pg0 = kzalloc(sz, GFP_KERNEL);
if (!vol_pg0) {
- printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
- ioc->name, __FILE__, __LINE__, __func__);
- return;
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
+ __func__));
+ return 1;
}
if ((mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0,
MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) {
- printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
- ioc->name, __FILE__, __LINE__, __func__);
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
+ __func__));
kfree(vol_pg0);
- return;
+ return 1;
}
raid_device->volume_type = vol_pg0->VolumeType;
@@ -1652,6 +1704,7 @@ _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc,
}
kfree(vol_pg0);
+ return 0;
}
/**
* _scsih_disable_ddio - Disable direct I/O for all the volumes
@@ -1922,13 +1975,20 @@ _scsih_slave_configure(struct scsi_device *sdev)
sas_target_priv_data->handle);
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
if (!raid_device) {
- printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
- ioc->name, __FILE__, __LINE__, __func__);
- return 0;
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
+ __LINE__, __func__));
+ return 1;
}
_scsih_get_volume_capabilities(ioc, raid_device);
+ if (_scsih_get_volume_capabilities(ioc, raid_device)) {
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
+ __LINE__, __func__));
+ return 1;
+ }
/*
* WARPDRIVE: Initialize the required data for Direct IO
*/
@@ -2002,11 +2062,22 @@ _scsih_slave_configure(struct scsi_device *sdev)
if (sas_device) {
if (sas_target_priv_data->flags &
MPT_TARGET_FLAGS_RAID_COMPONENT) {
- mpt2sas_config_get_volume_handle(ioc,
- sas_device->handle, &sas_device->volume_handle);
- mpt2sas_config_get_volume_wwid(ioc,
+ if (mpt2sas_config_get_volume_handle(ioc,
+ sas_device->handle, &sas_device->volume_handle)) {
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name,
+ __FILE__, __LINE__, __func__));
+ return 1;
+ }
+ if (sas_device->volume_handle &&
+ mpt2sas_config_get_volume_wwid(ioc,
sas_device->volume_handle,
- &sas_device->volume_wwid);
+ &sas_device->volume_wwid)) {
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name,
+ __FILE__, __LINE__, __func__));
+ return 1;
+ }
}
if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) {
qdepth = MPT2SAS_SAS_QUEUE_DEPTH;
@@ -2035,6 +2106,11 @@ _scsih_slave_configure(struct scsi_device *sdev)
if (!ssp_target)
_scsih_display_sata_capabilities(ioc, sas_device, sdev);
+ } else {
+ dfailprintk(ioc, printk(MPT2SAS_WARN_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__,
+ __func__));
+ return 1;
}
_scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT);
@@ -2714,22 +2790,38 @@ _scsih_fw_event_free(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work
/**
- * _scsih_queue_rescan - queue a topology rescan from user context
+ * _scsih_error_recovery_delete_devices - remove devices not responding
* @ioc: per adapter object
*
* Return nothing.
*/
static void
-_scsih_queue_rescan(struct MPT2SAS_ADAPTER *ioc)
+_scsih_error_recovery_delete_devices(struct MPT2SAS_ADAPTER *ioc)
{
struct fw_event_work *fw_event;
- if (ioc->wait_for_port_enable_to_complete)
+ if (ioc->is_driver_loading)
return;
+ fw_event->event = MPT2SAS_REMOVE_UNRESPONDING_DEVICES;
+ fw_event->ioc = ioc;
+ _scsih_fw_event_add(ioc, fw_event);
+}
+
+/**
+ * mpt2sas_port_enable_complete - port enable completed (fake event)
+ * @ioc: per adapter object
+ *
+ * Return nothing.
+ */
+void
+mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc)
+{
+ struct fw_event_work *fw_event;
+
fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
if (!fw_event)
return;
- fw_event->event = MPT2SAS_RESCAN_AFTER_HOST_RESET;
+ fw_event->event = MPT2SAS_PORT_ENABLE_COMPLETE;
fw_event->ioc = ioc;
_scsih_fw_event_add(ioc, fw_event);
}
@@ -2977,14 +3069,27 @@ _scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle)
Mpi2SCSITaskManagementRequest_t *mpi_request;
u16 smid;
struct _sas_device *sas_device;
- struct MPT2SAS_TARGET *sas_target_priv_data;
+ struct MPT2SAS_TARGET *sas_target_priv_data = NULL;
+ u64 sas_address = 0;
unsigned long flags;
struct _tr_list *delayed_tr;
+ u32 ioc_state;
- if (ioc->shost_recovery || ioc->remove_host ||
- ioc->pci_error_recovery) {
- dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in "
- "progress!\n", __func__, ioc->name));
+ if (ioc->remove_host) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host has been "
+ "removed: handle(0x%04x)\n", __func__, ioc->name, handle));
+ return;
+ } else if (ioc->pci_error_recovery) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host in pci "
+ "error recovery: handle(0x%04x)\n", __func__, ioc->name,
+ handle));
+ return;
+ }
+ ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
+ if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host is not "
+ "operational: handle(0x%04x)\n", __func__, ioc->name,
+ handle));
return;
}
@@ -2998,13 +3103,18 @@ _scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle)
sas_device->starget->hostdata) {
sas_target_priv_data = sas_device->starget->hostdata;
sas_target_priv_data->deleted = 1;
- dewtprintk(ioc, printk(MPT2SAS_INFO_FMT
- "setting delete flag: handle(0x%04x), "
- "sas_addr(0x%016llx)\n", ioc->name, handle,
- (unsigned long long) sas_device->sas_address));
+ sas_address = sas_device->sas_address;
}
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ if (sas_target_priv_data) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "setting delete flag: "
+ "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, handle,
+ (unsigned long long)sas_address));
+ _scsih_ublock_io_device(ioc, handle);
+ sas_target_priv_data->handle = MPT2SAS_INVALID_DEVICE_HANDLE;
+ }
+
smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx);
if (!smid) {
delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
@@ -3185,11 +3295,21 @@ _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
mpt2sas_base_get_reply_virt_addr(ioc, reply);
Mpi2SasIoUnitControlRequest_t *mpi_request;
u16 smid_sas_ctrl;
+ u32 ioc_state;
- if (ioc->shost_recovery || ioc->remove_host ||
- ioc->pci_error_recovery) {
- dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in "
- "progress!\n", __func__, ioc->name));
+ if (ioc->remove_host) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host has been "
+ "removed\n", __func__, ioc->name));
+ return 1;
+ } else if (ioc->pci_error_recovery) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host in pci "
+ "error recovery\n", __func__, ioc->name));
+ return 1;
+ }
+ ioc_state = mpt2sas_base_get_iocstate(ioc, 1);
+ if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host is not "
+ "operational\n", __func__, ioc->name));
return 1;
}
@@ -5099,7 +5219,7 @@ _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd)
/* get device name */
sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
- if (ioc->wait_for_port_enable_to_complete)
+ if (ioc->wait_for_discovery_to_complete)
_scsih_sas_device_init_add(ioc, sas_device);
else
_scsih_sas_device_add(ioc, sas_device);
@@ -5135,6 +5255,9 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc,
if (sas_device_backup.starget && sas_device_backup.starget->hostdata) {
sas_target_priv_data = sas_device_backup.starget->hostdata;
sas_target_priv_data->deleted = 1;
+ _scsih_ublock_io_device(ioc, sas_device_backup.handle);
+ sas_target_priv_data->handle =
+ MPT2SAS_INVALID_DEVICE_HANDLE;
}
_scsih_ublock_io_device(ioc, sas_device_backup.handle);
@@ -5288,7 +5411,7 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc,
_scsih_sas_topology_change_event_debug(ioc, event_data);
#endif
- if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery)
+ if (ioc->remove_host || ioc->pci_error_recovery)
return;
if (!ioc->sas_hba.num_phys)
@@ -5349,6 +5472,9 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc,
switch (reason_code) {
case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
+ if (ioc->shost_recovery)
+ break;
+
if (link_rate == prev_link_rate)
break;
@@ -5362,6 +5488,9 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc,
break;
case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED:
+ if (ioc->shost_recovery)
+ break;
+
mpt2sas_transport_update_links(ioc, sas_address,
handle, phy_number, link_rate);
@@ -5622,7 +5751,7 @@ broadcast_aen_retry:
termination_count = 0;
query_count = 0;
for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
- if (ioc->ioc_reset_in_progress_status)
+ if (ioc->shost_recovery)
goto out;
scmd = _scsih_scsi_lookup_get(ioc, smid);
if (!scmd)
@@ -5644,7 +5773,7 @@ broadcast_aen_retry:
lun = sas_device_priv_data->lun;
query_count++;
- if (ioc->ioc_reset_in_progress_status)
+ if (ioc->shost_recovery)
goto out;
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
@@ -5686,7 +5815,7 @@ broadcast_aen_retry:
goto broadcast_aen_retry;
}
- if (ioc->ioc_reset_in_progress_status)
+ if (ioc->shost_recovery)
goto out_no_lock;
r = mpt2sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
@@ -5725,7 +5854,7 @@ broadcast_aen_retry:
ioc->name, __func__, query_count, termination_count));
ioc->broadcast_aen_busy = 0;
- if (!ioc->ioc_reset_in_progress_status)
+ if (!ioc->shost_recovery)
_scsih_ublock_io_all_device(ioc);
mutex_unlock(&ioc->tm_cmds.mutex);
}
@@ -5789,8 +5918,11 @@ _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach)
static void
_scsih_reprobe_target(struct scsi_target *starget, int no_uld_attach)
{
- struct MPT2SAS_TARGET *sas_target_priv_data = starget->hostdata;
+ struct MPT2SAS_TARGET *sas_target_priv_data;
+ if (starget == NULL)
+ return;
+ sas_target_priv_data = starget->hostdata;
if (no_uld_attach)
sas_target_priv_data->flags |= MPT_TARGET_FLAGS_RAID_COMPONENT;
else
@@ -5845,7 +5977,7 @@ _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc,
raid_device->handle = handle;
raid_device->wwid = wwid;
_scsih_raid_device_add(ioc, raid_device);
- if (!ioc->wait_for_port_enable_to_complete) {
+ if (!ioc->wait_for_discovery_to_complete) {
rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
raid_device->id, 0);
if (rc)
@@ -6127,6 +6259,10 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc,
_scsih_sas_ir_config_change_event_debug(ioc, event_data);
#endif
+
+ if (ioc->shost_recovery)
+ return;
+
foreign_config = (le32_to_cpu(event_data->Flags) &
MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
@@ -6185,6 +6321,9 @@ _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc,
int rc;
Mpi2EventDataIrVolume_t *event_data = fw_event->event_data;
+ if (ioc->shost_recovery)
+ return;
+
if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
return;
@@ -6267,6 +6406,9 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc,
Mpi2EventDataIrPhysicalDisk_t *event_data = fw_event->event_data;
u64 sas_address;
+ if (ioc->shost_recovery)
+ return;
+
if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
return;
@@ -6510,10 +6652,10 @@ _scsih_search_responding_sas_devices(struct MPT2SAS_ADAPTER *ioc)
u32 device_info;
u16 slot;
- printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__);
+ printk(MPT2SAS_INFO_FMT "search for end-devices: start\n", ioc->name);
if (list_empty(&ioc->sas_device_list))
- return;
+ goto out;
handle = 0xFFFF;
while (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply,
@@ -6532,6 +6674,9 @@ _scsih_search_responding_sas_devices(struct MPT2SAS_ADAPTER *ioc)
_scsih_mark_responding_sas_device(ioc, sas_address, slot,
handle);
}
+out:
+ printk(MPT2SAS_INFO_FMT "search for end-devices: complete\n",
+ ioc->name);
}
/**
@@ -6607,10 +6752,14 @@ _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc)
u16 handle;
u8 phys_disk_num;
- printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__);
+ if (!ioc->ir_firmware)
+ return;
+
+ printk(MPT2SAS_INFO_FMT "search for raid volumes: start\n",
+ ioc->name);
if (list_empty(&ioc->raid_device_list))
- return;
+ goto out;
handle = 0xFFFF;
while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
@@ -6649,6 +6798,9 @@ _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc)
set_bit(handle, ioc->pd_handles);
}
}
+out:
+ printk(MPT2SAS_INFO_FMT "search for responding raid volumes: "
+ "complete\n", ioc->name);
}
/**
@@ -6708,10 +6860,10 @@ _scsih_search_responding_expanders(struct MPT2SAS_ADAPTER *ioc)
u64 sas_address;
u16 handle;
- printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__);
+ printk(MPT2SAS_INFO_FMT "search for expanders: start\n", ioc->name);
if (list_empty(&ioc->sas_expander_list))
- return;
+ goto out;
handle = 0xFFFF;
while (!(mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
@@ -6730,6 +6882,8 @@ _scsih_search_responding_expanders(struct MPT2SAS_ADAPTER *ioc)
_scsih_mark_responding_expander(ioc, sas_address, handle);
}
+ out:
+ printk(MPT2SAS_INFO_FMT "search for expanders: complete\n", ioc->name);
}
/**
@@ -6745,6 +6899,8 @@ _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc)
struct _sas_node *sas_expander;
struct _raid_device *raid_device, *raid_device_next;
+ printk(MPT2SAS_INFO_FMT "removing unresponding devices: start\n",
+ ioc->name);
list_for_each_entry_safe(sas_device, sas_device_next,
&ioc->sas_device_list, list) {
@@ -6764,6 +6920,9 @@ _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc)
_scsih_remove_device(ioc, sas_device);
}
+ if (!ioc->ir_firmware)
+ goto retry_expander_search;
+
list_for_each_entry_safe(raid_device, raid_device_next,
&ioc->raid_device_list, list) {
if (raid_device->responding) {
@@ -6790,52 +6949,170 @@ _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc)
mpt2sas_expander_remove(ioc, sas_expander->sas_address);
goto retry_expander_search;
}
+ printk(MPT2SAS_INFO_FMT "removing unresponding devices: complete\n",
+ ioc->name);
+ /* unblock devices */
+ _scsih_ublock_io_all_device(ioc);
+}
+
+static void
+_scsih_refresh_expander_links(struct MPT2SAS_ADAPTER *ioc,
+ struct _sas_node *sas_expander, u16 handle)
+{
+ Mpi2ExpanderPage1_t expander_pg1;
+ Mpi2ConfigReply_t mpi_reply;
+ int i;
+
+ for (i = 0 ; i < sas_expander->num_phys ; i++) {
+ if ((mpt2sas_config_get_expander_pg1(ioc, &mpi_reply,
+ &expander_pg1, i, handle))) {
+ printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
+ ioc->name, __FILE__, __LINE__, __func__);
+ return;
+ }
+
+ mpt2sas_transport_update_links(ioc, sas_expander->sas_address,
+ le16_to_cpu(expander_pg1.AttachedDevHandle), i,
+ expander_pg1.NegotiatedLinkRate >> 4);
+ }
}
/**
- * _scsih_hide_unhide_sas_devices - add/remove device to/from OS
+ * _scsih_scan_for_devices_after_reset - scan for devices after host reset
* @ioc: per adapter object
*
* Return nothing.
*/
static void
-_scsih_hide_unhide_sas_devices(struct MPT2SAS_ADAPTER *ioc)
+_scsih_scan_for_devices_after_reset(struct MPT2SAS_ADAPTER *ioc)
{
- struct _sas_device *sas_device, *sas_device_next;
+ Mpi2ExpanderPage0_t expander_pg0;
+ Mpi2SasDevicePage0_t sas_device_pg0;
+ Mpi2RaidVolPage1_t volume_pg1;
+ Mpi2RaidVolPage0_t volume_pg0;
+ Mpi2RaidPhysDiskPage0_t pd_pg0;
+ Mpi2EventIrConfigElement_t element;
+ Mpi2ConfigReply_t mpi_reply;
+ u8 phys_disk_num;
+ u16 ioc_status;
+ u16 handle, parent_handle;
+ u64 sas_address;
+ struct _sas_device *sas_device;
+ struct _sas_node *expander_device;
+ static struct _raid_device *raid_device;
- if (!ioc->is_warpdrive || ioc->mfg_pg10_hide_flag !=
- MFG_PAGE10_HIDE_IF_VOL_PRESENT)
- return;
+ printk(MPT2SAS_INFO_FMT "scan devices: start\n", ioc->name);
- if (ioc->hide_drives) {
- if (_scsih_get_num_volumes(ioc))
- return;
- ioc->hide_drives = 0;
- list_for_each_entry_safe(sas_device, sas_device_next,
- &ioc->sas_device_list, list) {
- if (!mpt2sas_transport_port_add(ioc, sas_device->handle,
- sas_device->sas_address_parent)) {
- _scsih_sas_device_remove(ioc, sas_device);
- } else if (!sas_device->starget) {
- mpt2sas_transport_port_remove(ioc,
- sas_device->sas_address,
- sas_device->sas_address_parent);
- _scsih_sas_device_remove(ioc, sas_device);
- }
+ _scsih_sas_host_refresh(ioc);
+
+ /* expanders */
+ handle = 0xFFFF;
+ while (!(mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0,
+ MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) {
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+ MPI2_IOCSTATUS_MASK;
+ if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
+ break;
+ handle = le16_to_cpu(expander_pg0.DevHandle);
+ expander_device = mpt2sas_scsih_expander_find_by_sas_address(
+ ioc, le64_to_cpu(expander_pg0.SASAddress));
+ if (expander_device)
+ _scsih_refresh_expander_links(ioc, expander_device,
+ handle);
+ else
+ _scsih_expander_add(ioc, handle);
+ }
+
+ if (!ioc->ir_firmware)
+ goto skip_to_sas;
+
+ /* phys disk */
+ phys_disk_num = 0xFF;
+ while (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
+ &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM,
+ phys_disk_num))) {
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+ MPI2_IOCSTATUS_MASK;
+ if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
+ break;
+ phys_disk_num = pd_pg0.PhysDiskNum;
+ handle = le16_to_cpu(pd_pg0.DevHandle);
+ sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+ if (sas_device)
+ continue;
+ if (mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply,
+ &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
+ handle) != 0)
+ continue;
+ parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
+ if (!_scsih_get_sas_address(ioc, parent_handle,
+ &sas_address)) {
+ mpt2sas_transport_update_links(ioc, sas_address,
+ handle, sas_device_pg0.PhyNum,
+ MPI2_SAS_NEG_LINK_RATE_1_5);
+ set_bit(handle, ioc->pd_handles);
+ _scsih_add_device(ioc, handle, 0, 1);
}
- } else {
- if (!_scsih_get_num_volumes(ioc))
- return;
- ioc->hide_drives = 1;
- list_for_each_entry_safe(sas_device, sas_device_next,
- &ioc->sas_device_list, list) {
- mpt2sas_transport_port_remove(ioc,
- sas_device->sas_address,
- sas_device->sas_address_parent);
+ }
+
+ /* volumes */
+ handle = 0xFFFF;
+ while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
+ &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) {
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+ MPI2_IOCSTATUS_MASK;
+ if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
+ break;
+ handle = le16_to_cpu(volume_pg1.DevHandle);
+ raid_device = _scsih_raid_device_find_by_wwid(ioc,
+ le64_to_cpu(volume_pg1.WWID));
+ if (raid_device)
+ continue;
+ if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply,
+ &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle,
+ sizeof(Mpi2RaidVolPage0_t)))
+ continue;
+ if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL ||
+ volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE ||
+ volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) {
+ memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t));
+ element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED;
+ element.VolDevHandle = volume_pg1.DevHandle;
+ _scsih_sas_volume_add(ioc, &element);
}
}
+
+ skip_to_sas:
+
+ /* sas devices */
+ handle = 0xFFFF;
+ while (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply,
+ &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
+ handle))) {
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+ MPI2_IOCSTATUS_MASK;
+ if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE)
+ break;
+ handle = le16_to_cpu(sas_device_pg0.DevHandle);
+ if (!(_scsih_is_end_device(
+ le32_to_cpu(sas_device_pg0.DeviceInfo))))
+ continue;
+ sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc,
+ le64_to_cpu(sas_device_pg0.SASAddress));
+ if (sas_device)
+ continue;
+ parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
+ if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) {
+ mpt2sas_transport_update_links(ioc, sas_address, handle,
+ sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5);
+ _scsih_add_device(ioc, handle, 0, 0);
+ }
+ }
+
+ printk(MPT2SAS_INFO_FMT "scan devices: complete\n", ioc->name);
}
+
/**
* mpt2sas_scsih_reset_handler - reset callback handler (for scsih)
* @ioc: per adapter object
@@ -6871,7 +7148,6 @@ mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
}
_scsih_fw_event_cleanup_queue(ioc);
_scsih_flush_running_cmds(ioc);
- _scsih_queue_rescan(ioc);
break;
case MPT2_IOC_DONE_RESET:
dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: "
@@ -6881,6 +7157,13 @@ mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
_scsih_search_responding_sas_devices(ioc);
_scsih_search_responding_raid_devices(ioc);
_scsih_search_responding_expanders(ioc);
+ if (!ioc->is_driver_loading) {
+ _scsih_prep_device_scan(ioc);
+ _scsih_search_responding_sas_devices(ioc);
+ _scsih_search_responding_raid_devices(ioc);
+ _scsih_search_responding_expanders(ioc);
+ _scsih_error_recovery_delete_devices(ioc);
+ }
break;
}
}
@@ -6898,7 +7181,6 @@ _firmware_event_work(struct work_struct *work)
{
struct fw_event_work *fw_event = container_of(work,
struct fw_event_work, delayed_work.work);
- unsigned long flags;
struct MPT2SAS_ADAPTER *ioc = fw_event->ioc;
/* the queue is being flushed so ignore this event */
@@ -6908,23 +7190,21 @@ _firmware_event_work(struct work_struct *work)
return;
}
- if (fw_event->event == MPT2SAS_RESCAN_AFTER_HOST_RESET) {
- _scsih_fw_event_free(ioc, fw_event);
- spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags);
- if (ioc->shost_recovery) {
- init_completion(&ioc->shost_recovery_done);
- spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock,
- flags);
- wait_for_completion(&ioc->shost_recovery_done);
- } else
- spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock,
- flags);
+ switch (fw_event->event) {
+ case MPT2SAS_REMOVE_UNRESPONDING_DEVICES:
+ while (scsi_host_in_recovery(ioc->shost))
+ ssleep(1);
_scsih_remove_unresponding_sas_devices(ioc);
- _scsih_hide_unhide_sas_devices(ioc);
- return;
- }
+ _scsih_scan_for_devices_after_reset(ioc);
+ break;
+ case MPT2SAS_PORT_ENABLE_COMPLETE:
+ ioc->start_scan = 0;
- switch (fw_event->event) {
+
+
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "port enable: complete "
+ "from worker thread\n", ioc->name));
+ break;
case MPT2SAS_TURN_ON_FAULT_LED:
_scsih_turn_on_fault_led(ioc, fw_event->device_handle);
break;
@@ -7121,6 +7401,8 @@ static struct scsi_host_template scsih_driver_template = {
.slave_configure = _scsih_slave_configure,
.target_destroy = _scsih_target_destroy,
.slave_destroy = _scsih_slave_destroy,
+ .scan_finished = _scsih_scan_finished,
+ .scan_start = _scsih_scan_start,
.change_queue_depth = _scsih_change_queue_depth,
.change_queue_type = _scsih_change_queue_type,
.eh_abort_handler = _scsih_abort,
@@ -7381,7 +7663,12 @@ _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc)
unsigned long flags;
int rc;
+ /* no Bios, return immediately */
+ if (!ioc->bios_pg3.BiosVersion)
+ return;
+
device = NULL;
+ is_raid = 0;
if (ioc->req_boot_device.device) {
device = ioc->req_boot_device.device;
is_raid = ioc->req_boot_device.is_raid;
@@ -7417,8 +7704,9 @@ _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc)
sas_device->sas_address_parent)) {
_scsih_sas_device_remove(ioc, sas_device);
} else if (!sas_device->starget) {
- mpt2sas_transport_port_remove(ioc, sas_address,
- sas_address_parent);
+ if (!ioc->is_driver_loading)
+ mpt2sas_transport_port_remove(ioc, sas_address,
+ sas_address_parent);
_scsih_sas_device_remove(ioc, sas_device);
}
}
@@ -7462,22 +7750,28 @@ _scsih_probe_sas(struct MPT2SAS_ADAPTER *ioc)
/* SAS Device List */
list_for_each_entry_safe(sas_device, next, &ioc->sas_device_init_list,
list) {
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- list_move_tail(&sas_device->list, &ioc->sas_device_list);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
if (ioc->hide_drives)
continue;
if (!mpt2sas_transport_port_add(ioc, sas_device->handle,
sas_device->sas_address_parent)) {
- _scsih_sas_device_remove(ioc, sas_device);
+ list_del(&sas_device->list);
+ kfree(sas_device);
+ continue;
} else if (!sas_device->starget) {
- mpt2sas_transport_port_remove(ioc,
- sas_device->sas_address,
- sas_device->sas_address_parent);
- _scsih_sas_device_remove(ioc, sas_device);
+ if (!ioc->is_driver_loading)
+ mpt2sas_transport_port_remove(ioc,
+ sas_device->sas_address,
+ sas_device->sas_address_parent);
+ list_del(&sas_device->list);
+ kfree(sas_device);
+ continue;
+
}
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ list_move_tail(&sas_device->list, &ioc->sas_device_list);
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
}
@@ -7490,9 +7784,7 @@ _scsih_probe_sas(struct MPT2SAS_ADAPTER *ioc)
static void
_scsih_probe_devices(struct MPT2SAS_ADAPTER *ioc)
{
- u16 volume_mapping_flags =
- le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) &
- MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
+ u16 volume_mapping_flags;
if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR))
return; /* return when IOC doesn't support initiator mode */
@@ -7500,18 +7792,93 @@ _scsih_probe_devices(struct MPT2SAS_ADAPTER *ioc)
_scsih_probe_boot_devices(ioc);
if (ioc->ir_firmware) {
- if ((volume_mapping_flags &
- MPI2_IOCPAGE8_IRFLAGS_HIGH_VOLUME_MAPPING)) {
- _scsih_probe_sas(ioc);
+ volume_mapping_flags =
+ le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) &
+ MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE;
+ if (volume_mapping_flags ==
+ MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) {
_scsih_probe_raid(ioc);
+ _scsih_probe_sas(ioc);
} else {
- _scsih_probe_raid(ioc);
_scsih_probe_sas(ioc);
+ _scsih_probe_raid(ioc);
}
} else
_scsih_probe_sas(ioc);
}
+
+/**
+ * _scsih_scan_start - scsi lld callback for .scan_start
+ * @shost: SCSI host pointer
+ *
+ * The shost has the ability to discover targets on its own instead
+ * of scanning the entire bus. In our implemention, we will kick off
+ * firmware discovery.
+ */
+static void
+_scsih_scan_start(struct Scsi_Host *shost)
+{
+ struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
+ int rc;
+
+ if (diag_buffer_enable != -1 && diag_buffer_enable != 0)
+ mpt2sas_enable_diag_buffer(ioc, diag_buffer_enable);
+
+ ioc->start_scan = 1;
+ rc = mpt2sas_port_enable(ioc);
+
+ if (rc != 0)
+ printk(MPT2SAS_INFO_FMT "port enable: FAILED\n", ioc->name);
+}
+
+/**
+ * _scsih_scan_finished - scsi lld callback for .scan_finished
+ * @shost: SCSI host pointer
+ * @time: elapsed time of the scan in jiffies
+ *
+ * This function will be called periodically until it returns 1 with the
+ * scsi_host and the elapsed time of the scan in jiffies. In our implemention,
+ * we wait for firmware discovery to complete, then return 1.
+ */
+static int
+_scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
+{
+ struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
+
+ if (time >= (300 * HZ)) {
+ ioc->base_cmds.status = MPT2_CMD_NOT_USED;
+ printk(MPT2SAS_INFO_FMT "port enable: FAILED with timeout "
+ "(timeout=300s)\n", ioc->name);
+ ioc->is_driver_loading = 0;
+ return 1;
+ }
+
+ if (ioc->start_scan)
+ return 0;
+
+ if (ioc->start_scan_failed) {
+ printk(MPT2SAS_INFO_FMT "port enable: FAILED with "
+ "(ioc_status=0x%08x)\n", ioc->name, ioc->start_scan_failed);
+ ioc->is_driver_loading = 0;
+ ioc->wait_for_discovery_to_complete = 0;
+ ioc->remove_host = 1;
+ return 1;
+ }
+
+ printk(MPT2SAS_INFO_FMT "port enable: SUCCESS\n", ioc->name);
+ ioc->base_cmds.status = MPT2_CMD_NOT_USED;
+
+ if (ioc->wait_for_discovery_to_complete) {
+ ioc->wait_for_discovery_to_complete = 0;
+ _scsih_probe_devices(ioc);
+ }
+ mpt2sas_base_start_watchdog(ioc);
+ ioc->is_driver_loading = 0;
+ return 1;
+}
+
+
/**
* _scsih_probe - attach and add scsi host
* @pdev: PCI device struct
@@ -7548,6 +7915,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ioc->tm_cb_idx = tm_cb_idx;
ioc->ctl_cb_idx = ctl_cb_idx;
ioc->base_cb_idx = base_cb_idx;
+ ioc->port_enable_cb_idx = port_enable_cb_idx;
ioc->transport_cb_idx = transport_cb_idx;
ioc->scsih_cb_idx = scsih_cb_idx;
ioc->config_cb_idx = config_cb_idx;
@@ -7620,14 +7988,14 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto out_thread_fail;
}
- ioc->wait_for_port_enable_to_complete = 1;
+ ioc->is_driver_loading = 1;
if ((mpt2sas_base_attach(ioc))) {
printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
goto out_attach_fail;
}
- ioc->wait_for_port_enable_to_complete = 0;
+ scsi_scan_host(shost);
if (ioc->is_warpdrive) {
if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS)
ioc->hide_drives = 0;
@@ -7650,6 +8018,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
out_thread_fail:
list_del(&ioc->list);
scsi_remove_host(shost);
+ scsi_host_put(shost);
out_add_shost_fail:
return -ENODEV;
}
@@ -7896,6 +8265,8 @@ _scsih_init(void)
/* base internal commands callback handler */
base_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_base_done);
+ port_enable_cb_idx = mpt2sas_base_register_callback_handler(
+ mpt2sas_port_enable_done);
/* transport internal commands callback handler */
transport_cb_idx = mpt2sas_base_register_callback_handler(
@@ -7950,6 +8321,7 @@ _scsih_exit(void)
mpt2sas_base_release_callback_handler(scsi_io_cb_idx);
mpt2sas_base_release_callback_handler(tm_cb_idx);
mpt2sas_base_release_callback_handler(base_cb_idx);
+ mpt2sas_base_release_callback_handler(port_enable_cb_idx);
mpt2sas_base_release_callback_handler(transport_cb_idx);
mpt2sas_base_release_callback_handler(scsih_cb_idx);
mpt2sas_base_release_callback_handler(config_cb_idx);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 16:29:14 +0100