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path: root/drivers/scsi/smartpqi/smartpqi_init.c
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Diffstat (limited to 'drivers/scsi/smartpqi/smartpqi_init.c')
-rw-r--r--drivers/scsi/smartpqi/smartpqi_init.c164
1 files changed, 124 insertions, 40 deletions
diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index b971fbe3b3a1..d0446d4d4465 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -33,11 +33,11 @@
#define BUILD_TIMESTAMP
#endif
-#define DRIVER_VERSION "2.1.18-045"
+#define DRIVER_VERSION "2.1.20-035"
#define DRIVER_MAJOR 2
#define DRIVER_MINOR 1
-#define DRIVER_RELEASE 18
-#define DRIVER_REVISION 45
+#define DRIVER_RELEASE 20
+#define DRIVER_REVISION 35
#define DRIVER_NAME "Microchip SmartPQI Driver (v" \
DRIVER_VERSION BUILD_TIMESTAMP ")"
@@ -678,23 +678,36 @@ static inline void pqi_reinit_io_request(struct pqi_io_request *io_request)
io_request->raid_bypass = false;
}
-static struct pqi_io_request *pqi_alloc_io_request(
- struct pqi_ctrl_info *ctrl_info)
+static inline struct pqi_io_request *pqi_alloc_io_request(struct pqi_ctrl_info *ctrl_info, struct scsi_cmnd *scmd)
{
struct pqi_io_request *io_request;
- u16 i = ctrl_info->next_io_request_slot; /* benignly racy */
+ u16 i;
- while (1) {
+ if (scmd) { /* SML I/O request */
+ u32 blk_tag = blk_mq_unique_tag(scsi_cmd_to_rq(scmd));
+
+ i = blk_mq_unique_tag_to_tag(blk_tag);
io_request = &ctrl_info->io_request_pool[i];
- if (atomic_inc_return(&io_request->refcount) == 1)
- break;
- atomic_dec(&io_request->refcount);
- i = (i + 1) % ctrl_info->max_io_slots;
+ if (atomic_inc_return(&io_request->refcount) > 1) {
+ atomic_dec(&io_request->refcount);
+ return NULL;
+ }
+ } else { /* IOCTL or driver internal request */
+ /*
+ * benignly racy - may have to wait for an open slot.
+ * command slot range is scsi_ml_can_queue -
+ * [scsi_ml_can_queue + (PQI_RESERVED_IO_SLOTS - 1)]
+ */
+ i = 0;
+ while (1) {
+ io_request = &ctrl_info->io_request_pool[ctrl_info->scsi_ml_can_queue + i];
+ if (atomic_inc_return(&io_request->refcount) == 1)
+ break;
+ atomic_dec(&io_request->refcount);
+ i = (i + 1) % PQI_RESERVED_IO_SLOTS;
+ }
}
- /* benignly racy */
- ctrl_info->next_io_request_slot = (i + 1) % ctrl_info->max_io_slots;
-
pqi_reinit_io_request(io_request);
return io_request;
@@ -1610,9 +1623,7 @@ static int pqi_get_physical_device_info(struct pqi_ctrl_info *ctrl_info,
&id_phys->alternate_paths_phys_connector,
sizeof(device->phys_connector));
device->bay = id_phys->phys_bay_in_box;
- device->multi_lun_device_lun_count = id_phys->multi_lun_device_lun_count;
- if (!device->multi_lun_device_lun_count)
- device->multi_lun_device_lun_count = 1;
+ device->lun_count = id_phys->multi_lun_device_lun_count;
if ((id_phys->even_more_flags & PQI_DEVICE_PHY_MAP_SUPPORTED) &&
id_phys->phy_count)
device->phy_id =
@@ -1746,7 +1757,7 @@ out:
return offline;
}
-static int pqi_get_device_info(struct pqi_ctrl_info *ctrl_info,
+static int pqi_get_device_info_phys_logical(struct pqi_ctrl_info *ctrl_info,
struct pqi_scsi_dev *device,
struct bmic_identify_physical_device *id_phys)
{
@@ -1763,6 +1774,20 @@ static int pqi_get_device_info(struct pqi_ctrl_info *ctrl_info,
return rc;
}
+static int pqi_get_device_info(struct pqi_ctrl_info *ctrl_info,
+ struct pqi_scsi_dev *device,
+ struct bmic_identify_physical_device *id_phys)
+{
+ int rc;
+
+ rc = pqi_get_device_info_phys_logical(ctrl_info, device, id_phys);
+
+ if (rc == 0 && device->lun_count == 0)
+ device->lun_count = 1;
+
+ return rc;
+}
+
static void pqi_show_volume_status(struct pqi_ctrl_info *ctrl_info,
struct pqi_scsi_dev *device)
{
@@ -1897,7 +1922,7 @@ static inline void pqi_remove_device(struct pqi_ctrl_info *ctrl_info, struct pqi
int rc;
int lun;
- for (lun = 0; lun < device->multi_lun_device_lun_count; lun++) {
+ for (lun = 0; lun < device->lun_count; lun++) {
rc = pqi_device_wait_for_pending_io(ctrl_info, device, lun,
PQI_REMOVE_DEVICE_PENDING_IO_TIMEOUT_MSECS);
if (rc)
@@ -2076,6 +2101,7 @@ static void pqi_scsi_update_device(struct pqi_ctrl_info *ctrl_info,
existing_device->sas_address = new_device->sas_address;
existing_device->queue_depth = new_device->queue_depth;
existing_device->device_offline = false;
+ existing_device->lun_count = new_device->lun_count;
if (pqi_is_logical_device(existing_device)) {
existing_device->is_external_raid_device = new_device->is_external_raid_device;
@@ -2108,10 +2134,6 @@ static void pqi_scsi_update_device(struct pqi_ctrl_info *ctrl_info,
existing_device->phy_connected_dev_type = new_device->phy_connected_dev_type;
memcpy(existing_device->box, new_device->box, sizeof(existing_device->box));
memcpy(existing_device->phys_connector, new_device->phys_connector, sizeof(existing_device->phys_connector));
-
- existing_device->multi_lun_device_lun_count = new_device->multi_lun_device_lun_count;
- if (existing_device->multi_lun_device_lun_count == 0)
- existing_device->multi_lun_device_lun_count = 1;
}
}
@@ -4586,7 +4608,7 @@ static int pqi_submit_raid_request_synchronous(struct pqi_ctrl_info *ctrl_info,
goto out;
}
- io_request = pqi_alloc_io_request(ctrl_info);
+ io_request = pqi_alloc_io_request(ctrl_info, NULL);
put_unaligned_le16(io_request->index,
&(((struct pqi_raid_path_request *)request)->request_id));
@@ -5233,7 +5255,6 @@ static void pqi_calculate_queue_resources(struct pqi_ctrl_info *ctrl_info)
}
ctrl_info->num_queue_groups = num_queue_groups;
- ctrl_info->max_hw_queue_index = num_queue_groups - 1;
/*
* Make sure that the max. inbound IU length is an even multiple
@@ -5567,7 +5588,9 @@ static inline int pqi_raid_submit_scsi_cmd(struct pqi_ctrl_info *ctrl_info,
{
struct pqi_io_request *io_request;
- io_request = pqi_alloc_io_request(ctrl_info);
+ io_request = pqi_alloc_io_request(ctrl_info, scmd);
+ if (!io_request)
+ return SCSI_MLQUEUE_HOST_BUSY;
return pqi_raid_submit_scsi_cmd_with_io_request(ctrl_info, io_request,
device, scmd, queue_group);
@@ -5671,7 +5694,9 @@ static int pqi_aio_submit_io(struct pqi_ctrl_info *ctrl_info,
struct pqi_scsi_dev *device;
device = scmd->device->hostdata;
- io_request = pqi_alloc_io_request(ctrl_info);
+ io_request = pqi_alloc_io_request(ctrl_info, scmd);
+ if (!io_request)
+ return SCSI_MLQUEUE_HOST_BUSY;
io_request->io_complete_callback = pqi_aio_io_complete;
io_request->scmd = scmd;
io_request->raid_bypass = raid_bypass;
@@ -5743,7 +5768,10 @@ static int pqi_aio_submit_r1_write_io(struct pqi_ctrl_info *ctrl_info,
struct pqi_io_request *io_request;
struct pqi_aio_r1_path_request *r1_request;
- io_request = pqi_alloc_io_request(ctrl_info);
+ io_request = pqi_alloc_io_request(ctrl_info, scmd);
+ if (!io_request)
+ return SCSI_MLQUEUE_HOST_BUSY;
+
io_request->io_complete_callback = pqi_aio_io_complete;
io_request->scmd = scmd;
io_request->raid_bypass = true;
@@ -5801,7 +5829,9 @@ static int pqi_aio_submit_r56_write_io(struct pqi_ctrl_info *ctrl_info,
struct pqi_io_request *io_request;
struct pqi_aio_r56_path_request *r56_request;
- io_request = pqi_alloc_io_request(ctrl_info);
+ io_request = pqi_alloc_io_request(ctrl_info, scmd);
+ if (!io_request)
+ return SCSI_MLQUEUE_HOST_BUSY;
io_request->io_complete_callback = pqi_aio_io_complete;
io_request->scmd = scmd;
io_request->raid_bypass = true;
@@ -5860,13 +5890,10 @@ static int pqi_aio_submit_r56_write_io(struct pqi_ctrl_info *ctrl_info,
static inline u16 pqi_get_hw_queue(struct pqi_ctrl_info *ctrl_info,
struct scsi_cmnd *scmd)
{
- u16 hw_queue;
-
- hw_queue = blk_mq_unique_tag_to_hwq(blk_mq_unique_tag(scsi_cmd_to_rq(scmd)));
- if (hw_queue > ctrl_info->max_hw_queue_index)
- hw_queue = 0;
-
- return hw_queue;
+ /*
+ * We are setting host_tagset = 1 during init.
+ */
+ return blk_mq_unique_tag_to_hwq(blk_mq_unique_tag(scsi_cmd_to_rq(scmd)));
}
static inline bool pqi_is_bypass_eligible_request(struct scsi_cmnd *scmd)
@@ -6268,7 +6295,7 @@ static int pqi_lun_reset(struct pqi_ctrl_info *ctrl_info, struct scsi_cmnd *scmd
struct pqi_scsi_dev *device;
device = scmd->device->hostdata;
- io_request = pqi_alloc_io_request(ctrl_info);
+ io_request = pqi_alloc_io_request(ctrl_info, NULL);
io_request->io_complete_callback = pqi_lun_reset_complete;
io_request->context = &wait;
@@ -6484,6 +6511,12 @@ static void pqi_slave_destroy(struct scsi_device *sdev)
return;
}
+ device->lun_count--;
+ if (device->lun_count > 0) {
+ mutex_unlock(&ctrl_info->scan_mutex);
+ return;
+ }
+
spin_lock_irqsave(&ctrl_info->scsi_device_list_lock, flags);
list_del(&device->scsi_device_list_entry);
spin_unlock_irqrestore(&ctrl_info->scsi_device_list_lock, flags);
@@ -7237,7 +7270,7 @@ static ssize_t pqi_raid_level_show(struct device *dev,
return -ENODEV;
}
- if (pqi_is_logical_device(device))
+ if (pqi_is_logical_device(device) && device->devtype == TYPE_DISK)
raid_level = pqi_raid_level_to_string(device->raid_level);
else
raid_level = "N/A";
@@ -7405,7 +7438,6 @@ static int pqi_register_scsi(struct pqi_ctrl_info *ctrl_info)
shost->max_channel = PQI_MAX_BUS;
shost->max_cmd_len = MAX_COMMAND_SIZE;
shost->max_lun = PQI_MAX_LUNS_PER_DEVICE;
- shost->max_lun = ~0;
shost->max_id = ~0;
shost->max_sectors = ctrl_info->max_sectors;
shost->can_queue = ctrl_info->scsi_ml_can_queue;
@@ -7972,7 +8004,7 @@ static int pqi_process_config_table(struct pqi_ctrl_info *ctrl_info)
struct pqi_config_table *config_table;
struct pqi_config_table_section_header *section;
struct pqi_config_table_section_info section_info;
- struct pqi_config_table_section_info feature_section_info;
+ struct pqi_config_table_section_info feature_section_info = {0};
table_length = ctrl_info->config_table_length;
if (table_length == 0)
@@ -9008,6 +9040,7 @@ static void pqi_pci_remove(struct pci_dev *pci_dev)
{
struct pqi_ctrl_info *ctrl_info;
u16 vendor_id;
+ int rc;
ctrl_info = pci_get_drvdata(pci_dev);
if (!ctrl_info)
@@ -9019,6 +9052,13 @@ static void pqi_pci_remove(struct pci_dev *pci_dev)
else
ctrl_info->ctrl_removal_state = PQI_CTRL_GRACEFUL_REMOVAL;
+ if (ctrl_info->ctrl_removal_state == PQI_CTRL_GRACEFUL_REMOVAL) {
+ rc = pqi_flush_cache(ctrl_info, RESTART);
+ if (rc)
+ dev_err(&pci_dev->dev,
+ "unable to flush controller cache during remove\n");
+ }
+
pqi_remove_ctrl(ctrl_info);
}
@@ -9304,6 +9344,10 @@ static const struct pci_device_id pqi_pci_id_table[] = {
},
{
PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x193d, 0x110b)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
0x193d, 0x8460)
},
{
@@ -9404,6 +9448,22 @@ static const struct pci_device_id pqi_pci_id_table[] = {
},
{
PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1bd4, 0x0086)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1bd4, 0x0087)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1bd4, 0x0088)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1bd4, 0x0089)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
0x19e5, 0xd227)
},
{
@@ -9652,6 +9712,10 @@ static const struct pci_device_id pqi_pci_id_table[] = {
},
{
PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ PCI_VENDOR_ID_ADAPTEC2, 0x1475)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
PCI_VENDOR_ID_ADAPTEC2, 0x1480)
},
{
@@ -9708,6 +9772,14 @@ static const struct pci_device_id pqi_pci_id_table[] = {
},
{
PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ PCI_VENDOR_ID_ADAPTEC2, 0x14c3)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ PCI_VENDOR_ID_ADAPTEC2, 0x14c4)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
PCI_VENDOR_ID_ADAPTEC2, 0x14d0)
},
{
@@ -9944,6 +10016,18 @@ static const struct pci_device_id pqi_pci_id_table[] = {
},
{
PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1e93, 0x1000)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1e93, 0x1001)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
+ 0x1e93, 0x1002)
+ },
+ {
+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f,
PCI_ANY_ID, PCI_ANY_ID)
},
{ 0 }
generated by cgit v1.2.3 (git 2.39.0) at 2024-09-12 13:43:22 +0300