hpsa: add in sas transport class
Reviewed-by: Scott Teel <scott.teel@pmcs.com> Reviewed-by: Justin Lindley <justin.lindley@pmcs.com> Reviewed-by: Kevin Barnett <kevin.barnett@pmcs.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Reviewed-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com> Signed-off-by: Don Brace <don.brace@pmcs.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Kevin Barnett
Martin K. Petersen
parent
1faf072c0e
commit
d04e62b9d6
3 changed files with 570 additions and 21 deletions
|
|
@ -41,6 +41,7 @@
|
|||
#include <scsi/scsi_host.h>
|
||||
#include <scsi/scsi_tcq.h>
|
||||
#include <scsi/scsi_eh.h>
|
||||
#include <scsi/scsi_transport_sas.h>
|
||||
#include <scsi/scsi_dbg.h>
|
||||
#include <linux/cciss_ioctl.h>
|
||||
#include <linux/string.h>
|
||||
|
|
@ -205,6 +206,16 @@ static struct board_type products[] = {
|
|||
{0xFFFF103C, "Unknown Smart Array", &SA5_access},
|
||||
};
|
||||
|
||||
static struct scsi_transport_template *hpsa_sas_transport_template;
|
||||
static int hpsa_add_sas_host(struct ctlr_info *h);
|
||||
static void hpsa_delete_sas_host(struct ctlr_info *h);
|
||||
static int hpsa_add_sas_device(struct hpsa_sas_node *hpsa_sas_node,
|
||||
struct hpsa_scsi_dev_t *device);
|
||||
static void hpsa_remove_sas_device(struct hpsa_scsi_dev_t *device);
|
||||
static struct hpsa_scsi_dev_t
|
||||
*hpsa_find_device_by_sas_rphy(struct ctlr_info *h,
|
||||
struct sas_rphy *rphy);
|
||||
|
||||
#define SCSI_CMD_BUSY ((struct scsi_cmnd *)&hpsa_cmd_busy)
|
||||
static const struct scsi_cmnd hpsa_cmd_busy;
|
||||
#define SCSI_CMD_IDLE ((struct scsi_cmnd *)&hpsa_cmd_idle)
|
||||
|
|
@ -276,6 +287,8 @@ static void hpsa_command_resubmit_worker(struct work_struct *work);
|
|||
static u32 lockup_detected(struct ctlr_info *h);
|
||||
static int detect_controller_lockup(struct ctlr_info *h);
|
||||
static void hpsa_disable_rld_caching(struct ctlr_info *h);
|
||||
static inline int hpsa_scsi_do_report_phys_luns(struct ctlr_info *h,
|
||||
struct ReportExtendedLUNdata *buf, int bufsize);
|
||||
static int hpsa_luns_changed(struct ctlr_info *h);
|
||||
|
||||
static inline struct ctlr_info *sdev_to_hba(struct scsi_device *sdev)
|
||||
|
|
@ -1692,8 +1705,12 @@ static int hpsa_add_device(struct ctlr_info *h, struct hpsa_scsi_dev_t *device)
|
|||
if (!h->scsi_host)
|
||||
return 1;
|
||||
|
||||
rc = scsi_add_device(h->scsi_host, device->bus,
|
||||
if (is_logical_device(device)) /* RAID */
|
||||
rc = scsi_add_device(h->scsi_host, device->bus,
|
||||
device->target, device->lun);
|
||||
else /* HBA */
|
||||
rc = hpsa_add_sas_device(h->sas_host, device);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
|
@ -1705,21 +1722,23 @@ static void hpsa_remove_device(struct ctlr_info *h,
|
|||
if (!h->scsi_host)
|
||||
return;
|
||||
|
||||
sdev = scsi_device_lookup(h->scsi_host, device->bus,
|
||||
if (is_logical_device(device)) { /* RAID */
|
||||
sdev = scsi_device_lookup(h->scsi_host, device->bus,
|
||||
device->target, device->lun);
|
||||
|
||||
if (sdev) {
|
||||
scsi_remove_device(sdev);
|
||||
scsi_device_put(sdev);
|
||||
} else {
|
||||
/*
|
||||
* We don't expect to get here. Future commands
|
||||
* to this device will get a selection timeout as
|
||||
* if the device were gone.
|
||||
*/
|
||||
hpsa_show_dev_msg(KERN_WARNING, h, device,
|
||||
if (sdev) {
|
||||
scsi_remove_device(sdev);
|
||||
scsi_device_put(sdev);
|
||||
} else {
|
||||
/*
|
||||
* We don't expect to get here. Future commands
|
||||
* to this device will get a selection timeout as
|
||||
* if the device were gone.
|
||||
*/
|
||||
hpsa_show_dev_msg(KERN_WARNING, h, device,
|
||||
"didn't find device for removal.");
|
||||
}
|
||||
}
|
||||
} else /* HBA */
|
||||
hpsa_remove_sas_device(device);
|
||||
}
|
||||
|
||||
static void adjust_hpsa_scsi_table(struct ctlr_info *h,
|
||||
|
|
@ -1912,11 +1931,24 @@ static int hpsa_slave_alloc(struct scsi_device *sdev)
|
|||
|
||||
h = sdev_to_hba(sdev);
|
||||
spin_lock_irqsave(&h->devlock, flags);
|
||||
sd = lookup_hpsa_scsi_dev(h, sdev_channel(sdev),
|
||||
sdev_id(sdev), sdev->lun);
|
||||
if (likely(sd)) {
|
||||
if (sdev_channel(sdev) == HPSA_PHYSICAL_DEVICE_BUS) {
|
||||
struct scsi_target *starget;
|
||||
struct sas_rphy *rphy;
|
||||
|
||||
starget = scsi_target(sdev);
|
||||
rphy = target_to_rphy(starget);
|
||||
sd = hpsa_find_device_by_sas_rphy(h, rphy);
|
||||
if (sd) {
|
||||
sd->target = sdev_id(sdev);
|
||||
sd->lun = sdev->lun;
|
||||
}
|
||||
} else
|
||||
sd = lookup_hpsa_scsi_dev(h, sdev_channel(sdev),
|
||||
sdev_id(sdev), sdev->lun);
|
||||
|
||||
if (sd && sd->expose_device) {
|
||||
atomic_set(&sd->ioaccel_cmds_out, 0);
|
||||
sdev->hostdata = sd->expose_device ? sd : NULL;
|
||||
sdev->hostdata = sd;
|
||||
} else
|
||||
sdev->hostdata = NULL;
|
||||
spin_unlock_irqrestore(&h->devlock, flags);
|
||||
|
|
@ -3066,6 +3098,38 @@ static int hpsa_get_raid_map(struct ctlr_info *h,
|
|||
return rc;
|
||||
}
|
||||
|
||||
static int hpsa_bmic_sense_subsystem_information(struct ctlr_info *h,
|
||||
unsigned char scsi3addr[], u16 bmic_device_index,
|
||||
struct bmic_sense_subsystem_info *buf, size_t bufsize)
|
||||
{
|
||||
int rc = IO_OK;
|
||||
struct CommandList *c;
|
||||
struct ErrorInfo *ei;
|
||||
|
||||
c = cmd_alloc(h);
|
||||
|
||||
rc = fill_cmd(c, BMIC_SENSE_SUBSYSTEM_INFORMATION, h, buf, bufsize,
|
||||
0, RAID_CTLR_LUNID, TYPE_CMD);
|
||||
if (rc)
|
||||
goto out;
|
||||
|
||||
c->Request.CDB[2] = bmic_device_index & 0xff;
|
||||
c->Request.CDB[9] = (bmic_device_index >> 8) & 0xff;
|
||||
|
||||
rc = hpsa_scsi_do_simple_cmd_with_retry(h, c,
|
||||
PCI_DMA_FROMDEVICE, NO_TIMEOUT);
|
||||
if (rc)
|
||||
goto out;
|
||||
ei = c->err_info;
|
||||
if (ei->CommandStatus != 0 && ei->CommandStatus != CMD_DATA_UNDERRUN) {
|
||||
hpsa_scsi_interpret_error(h, c);
|
||||
rc = -1;
|
||||
}
|
||||
out:
|
||||
cmd_free(h, c);
|
||||
return rc;
|
||||
}
|
||||
|
||||
static int hpsa_bmic_id_controller(struct ctlr_info *h,
|
||||
struct bmic_identify_controller *buf, size_t bufsize)
|
||||
{
|
||||
|
|
@ -3094,7 +3158,6 @@ static int hpsa_bmic_id_controller(struct ctlr_info *h,
|
|||
return rc;
|
||||
}
|
||||
|
||||
|
||||
static int hpsa_bmic_id_physical_device(struct ctlr_info *h,
|
||||
unsigned char scsi3addr[], u16 bmic_device_index,
|
||||
struct bmic_identify_physical_device *buf, size_t bufsize)
|
||||
|
|
@ -3121,9 +3184,71 @@ static int hpsa_bmic_id_physical_device(struct ctlr_info *h,
|
|||
}
|
||||
out:
|
||||
cmd_free(h, c);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static u64 hpsa_get_sas_address_from_report_physical(struct ctlr_info *h,
|
||||
unsigned char *scsi3addr)
|
||||
{
|
||||
struct ReportExtendedLUNdata *physdev;
|
||||
u32 nphysicals;
|
||||
u64 sa = 0;
|
||||
int i;
|
||||
|
||||
physdev = kzalloc(sizeof(*physdev), GFP_KERNEL);
|
||||
if (!physdev)
|
||||
return 0;
|
||||
|
||||
if (hpsa_scsi_do_report_phys_luns(h, physdev, sizeof(*physdev))) {
|
||||
dev_err(&h->pdev->dev, "report physical LUNs failed.\n");
|
||||
kfree(physdev);
|
||||
return 0;
|
||||
}
|
||||
nphysicals = get_unaligned_be32(physdev->LUNListLength) / 24;
|
||||
|
||||
for (i = 0; i < nphysicals; i++)
|
||||
if (!memcmp(&physdev->LUN[i].lunid[0], scsi3addr, 8)) {
|
||||
sa = get_unaligned_be64(&physdev->LUN[i].wwid[0]);
|
||||
break;
|
||||
}
|
||||
|
||||
kfree(physdev);
|
||||
|
||||
return sa;
|
||||
}
|
||||
|
||||
static void hpsa_get_sas_address(struct ctlr_info *h, unsigned char *scsi3addr,
|
||||
struct hpsa_scsi_dev_t *dev)
|
||||
{
|
||||
int rc;
|
||||
u64 sa = 0;
|
||||
|
||||
if (is_hba_lunid(scsi3addr)) {
|
||||
struct bmic_sense_subsystem_info *ssi;
|
||||
|
||||
ssi = kzalloc(sizeof(*ssi), GFP_KERNEL);
|
||||
if (ssi == NULL) {
|
||||
dev_warn(&h->pdev->dev,
|
||||
"%s: out of memory\n", __func__);
|
||||
return;
|
||||
}
|
||||
|
||||
rc = hpsa_bmic_sense_subsystem_information(h,
|
||||
scsi3addr, 0, ssi, sizeof(*ssi));
|
||||
if (rc == 0) {
|
||||
sa = get_unaligned_be64(ssi->primary_world_wide_id);
|
||||
h->sas_address = sa;
|
||||
}
|
||||
|
||||
kfree(ssi);
|
||||
} else
|
||||
sa = hpsa_get_sas_address_from_report_physical(h, scsi3addr);
|
||||
|
||||
dev->sas_address = sa;
|
||||
}
|
||||
|
||||
/* Get a device id from inquiry page 0x83 */
|
||||
static int hpsa_vpd_page_supported(struct ctlr_info *h,
|
||||
unsigned char scsi3addr[], u8 page)
|
||||
{
|
||||
|
|
@ -3955,6 +4080,13 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h)
|
|||
else
|
||||
this_device->expose_device = 1;
|
||||
|
||||
|
||||
/*
|
||||
* Get the SAS address for physical devices that are exposed.
|
||||
*/
|
||||
if (this_device->physical_device && this_device->expose_device)
|
||||
hpsa_get_sas_address(h, lunaddrbytes, this_device);
|
||||
|
||||
switch (this_device->devtype) {
|
||||
case TYPE_ROM:
|
||||
/* We don't *really* support actual CD-ROM devices,
|
||||
|
|
@ -4000,6 +4132,18 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h)
|
|||
if (ncurrent >= HPSA_MAX_DEVICES)
|
||||
break;
|
||||
}
|
||||
|
||||
if (h->sas_host == NULL) {
|
||||
int rc = 0;
|
||||
|
||||
rc = hpsa_add_sas_host(h);
|
||||
if (rc) {
|
||||
dev_warn(&h->pdev->dev,
|
||||
"Could not add sas host %d\n", rc);
|
||||
goto out;
|
||||
}
|
||||
}
|
||||
|
||||
adjust_hpsa_scsi_table(h, currentsd, ncurrent);
|
||||
out:
|
||||
kfree(tmpdevice);
|
||||
|
|
@ -5131,6 +5275,7 @@ static int hpsa_scsi_host_alloc(struct ctlr_info *h)
|
|||
sh->can_queue = h->nr_cmds - HPSA_NRESERVED_CMDS;
|
||||
sh->cmd_per_lun = sh->can_queue;
|
||||
sh->sg_tablesize = h->maxsgentries;
|
||||
sh->transportt = hpsa_sas_transport_template;
|
||||
sh->hostdata[0] = (unsigned long) h;
|
||||
sh->irq = h->intr[h->intr_mode];
|
||||
sh->unique_id = sh->irq;
|
||||
|
|
@ -6479,6 +6624,16 @@ static int fill_cmd(struct CommandList *c, u8 cmd, struct ctlr_info *h,
|
|||
c->Request.CDB[7] = (size >> 16) & 0xFF;
|
||||
c->Request.CDB[8] = (size >> 8) & 0XFF;
|
||||
break;
|
||||
case BMIC_SENSE_SUBSYSTEM_INFORMATION:
|
||||
c->Request.CDBLen = 10;
|
||||
c->Request.type_attr_dir =
|
||||
TYPE_ATTR_DIR(cmd_type, ATTR_SIMPLE, XFER_READ);
|
||||
c->Request.Timeout = 0;
|
||||
c->Request.CDB[0] = BMIC_READ;
|
||||
c->Request.CDB[6] = BMIC_SENSE_SUBSYSTEM_INFORMATION;
|
||||
c->Request.CDB[7] = (size >> 16) & 0xFF;
|
||||
c->Request.CDB[8] = (size >> 8) & 0XFF;
|
||||
break;
|
||||
case BMIC_IDENTIFY_CONTROLLER:
|
||||
c->Request.CDBLen = 10;
|
||||
c->Request.type_attr_dir =
|
||||
|
|
@ -6495,7 +6650,6 @@ static int fill_cmd(struct CommandList *c, u8 cmd, struct ctlr_info *h,
|
|||
c->Request.CDB[8] = (size >> 8) & 0XFF;
|
||||
c->Request.CDB[9] = 0;
|
||||
break;
|
||||
|
||||
default:
|
||||
dev_warn(&h->pdev->dev, "unknown command 0x%c\n", cmd);
|
||||
BUG();
|
||||
|
|
@ -8611,6 +8765,9 @@ static void hpsa_remove_one(struct pci_dev *pdev)
|
|||
free_percpu(h->lockup_detected); /* init_one 2 */
|
||||
h->lockup_detected = NULL; /* init_one 2 */
|
||||
/* (void) pci_disable_pcie_error_reporting(pdev); */ /* init_one 1 */
|
||||
|
||||
hpsa_delete_sas_host(h);
|
||||
|
||||
kfree(h); /* init_one 1 */
|
||||
}
|
||||
|
||||
|
|
@ -9073,18 +9230,369 @@ static void hpsa_drain_accel_commands(struct ctlr_info *h)
|
|||
} while (1);
|
||||
}
|
||||
|
||||
static struct hpsa_sas_phy *hpsa_alloc_sas_phy(
|
||||
struct hpsa_sas_port *hpsa_sas_port)
|
||||
{
|
||||
struct hpsa_sas_phy *hpsa_sas_phy;
|
||||
struct sas_phy *phy;
|
||||
|
||||
hpsa_sas_phy = kzalloc(sizeof(*hpsa_sas_phy), GFP_KERNEL);
|
||||
if (!hpsa_sas_phy)
|
||||
return NULL;
|
||||
|
||||
phy = sas_phy_alloc(hpsa_sas_port->parent_node->parent_dev,
|
||||
hpsa_sas_port->next_phy_index);
|
||||
if (!phy) {
|
||||
kfree(hpsa_sas_phy);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
hpsa_sas_port->next_phy_index++;
|
||||
hpsa_sas_phy->phy = phy;
|
||||
hpsa_sas_phy->parent_port = hpsa_sas_port;
|
||||
|
||||
return hpsa_sas_phy;
|
||||
}
|
||||
|
||||
static void hpsa_free_sas_phy(struct hpsa_sas_phy *hpsa_sas_phy)
|
||||
{
|
||||
struct sas_phy *phy = hpsa_sas_phy->phy;
|
||||
|
||||
sas_port_delete_phy(hpsa_sas_phy->parent_port->port, phy);
|
||||
sas_phy_free(phy);
|
||||
if (hpsa_sas_phy->added_to_port)
|
||||
list_del(&hpsa_sas_phy->phy_list_entry);
|
||||
kfree(hpsa_sas_phy);
|
||||
}
|
||||
|
||||
static int hpsa_sas_port_add_phy(struct hpsa_sas_phy *hpsa_sas_phy)
|
||||
{
|
||||
int rc;
|
||||
struct hpsa_sas_port *hpsa_sas_port;
|
||||
struct sas_phy *phy;
|
||||
struct sas_identify *identify;
|
||||
|
||||
hpsa_sas_port = hpsa_sas_phy->parent_port;
|
||||
phy = hpsa_sas_phy->phy;
|
||||
|
||||
identify = &phy->identify;
|
||||
memset(identify, 0, sizeof(*identify));
|
||||
identify->sas_address = hpsa_sas_port->sas_address;
|
||||
identify->device_type = SAS_END_DEVICE;
|
||||
identify->initiator_port_protocols = SAS_PROTOCOL_STP;
|
||||
identify->target_port_protocols = SAS_PROTOCOL_STP;
|
||||
phy->minimum_linkrate_hw = SAS_LINK_RATE_UNKNOWN;
|
||||
phy->maximum_linkrate_hw = SAS_LINK_RATE_UNKNOWN;
|
||||
phy->minimum_linkrate = SAS_LINK_RATE_UNKNOWN;
|
||||
phy->maximum_linkrate = SAS_LINK_RATE_UNKNOWN;
|
||||
phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN;
|
||||
|
||||
rc = sas_phy_add(hpsa_sas_phy->phy);
|
||||
if (rc)
|
||||
return rc;
|
||||
|
||||
sas_port_add_phy(hpsa_sas_port->port, hpsa_sas_phy->phy);
|
||||
list_add_tail(&hpsa_sas_phy->phy_list_entry,
|
||||
&hpsa_sas_port->phy_list_head);
|
||||
hpsa_sas_phy->added_to_port = true;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_port_add_rphy(struct hpsa_sas_port *hpsa_sas_port,
|
||||
struct sas_rphy *rphy)
|
||||
{
|
||||
struct sas_identify *identify;
|
||||
|
||||
identify = &rphy->identify;
|
||||
identify->sas_address = hpsa_sas_port->sas_address;
|
||||
identify->initiator_port_protocols = SAS_PROTOCOL_STP;
|
||||
identify->target_port_protocols = SAS_PROTOCOL_STP;
|
||||
|
||||
return sas_rphy_add(rphy);
|
||||
}
|
||||
|
||||
static struct hpsa_sas_port
|
||||
*hpsa_alloc_sas_port(struct hpsa_sas_node *hpsa_sas_node,
|
||||
u64 sas_address)
|
||||
{
|
||||
int rc;
|
||||
struct hpsa_sas_port *hpsa_sas_port;
|
||||
struct sas_port *port;
|
||||
|
||||
hpsa_sas_port = kzalloc(sizeof(*hpsa_sas_port), GFP_KERNEL);
|
||||
if (!hpsa_sas_port)
|
||||
return NULL;
|
||||
|
||||
INIT_LIST_HEAD(&hpsa_sas_port->phy_list_head);
|
||||
hpsa_sas_port->parent_node = hpsa_sas_node;
|
||||
|
||||
port = sas_port_alloc_num(hpsa_sas_node->parent_dev);
|
||||
if (!port)
|
||||
goto free_hpsa_port;
|
||||
|
||||
rc = sas_port_add(port);
|
||||
if (rc)
|
||||
goto free_sas_port;
|
||||
|
||||
hpsa_sas_port->port = port;
|
||||
hpsa_sas_port->sas_address = sas_address;
|
||||
list_add_tail(&hpsa_sas_port->port_list_entry,
|
||||
&hpsa_sas_node->port_list_head);
|
||||
|
||||
return hpsa_sas_port;
|
||||
|
||||
free_sas_port:
|
||||
sas_port_free(port);
|
||||
free_hpsa_port:
|
||||
kfree(hpsa_sas_port);
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void hpsa_free_sas_port(struct hpsa_sas_port *hpsa_sas_port)
|
||||
{
|
||||
struct hpsa_sas_phy *hpsa_sas_phy;
|
||||
struct hpsa_sas_phy *next;
|
||||
|
||||
list_for_each_entry_safe(hpsa_sas_phy, next,
|
||||
&hpsa_sas_port->phy_list_head, phy_list_entry)
|
||||
hpsa_free_sas_phy(hpsa_sas_phy);
|
||||
|
||||
sas_port_delete(hpsa_sas_port->port);
|
||||
list_del(&hpsa_sas_port->port_list_entry);
|
||||
kfree(hpsa_sas_port);
|
||||
}
|
||||
|
||||
static struct hpsa_sas_node *hpsa_alloc_sas_node(struct device *parent_dev)
|
||||
{
|
||||
struct hpsa_sas_node *hpsa_sas_node;
|
||||
|
||||
hpsa_sas_node = kzalloc(sizeof(*hpsa_sas_node), GFP_KERNEL);
|
||||
if (hpsa_sas_node) {
|
||||
hpsa_sas_node->parent_dev = parent_dev;
|
||||
INIT_LIST_HEAD(&hpsa_sas_node->port_list_head);
|
||||
}
|
||||
|
||||
return hpsa_sas_node;
|
||||
}
|
||||
|
||||
static void hpsa_free_sas_node(struct hpsa_sas_node *hpsa_sas_node)
|
||||
{
|
||||
struct hpsa_sas_port *hpsa_sas_port;
|
||||
struct hpsa_sas_port *next;
|
||||
|
||||
if (!hpsa_sas_node)
|
||||
return;
|
||||
|
||||
list_for_each_entry_safe(hpsa_sas_port, next,
|
||||
&hpsa_sas_node->port_list_head, port_list_entry)
|
||||
hpsa_free_sas_port(hpsa_sas_port);
|
||||
|
||||
kfree(hpsa_sas_node);
|
||||
}
|
||||
|
||||
static struct hpsa_scsi_dev_t
|
||||
*hpsa_find_device_by_sas_rphy(struct ctlr_info *h,
|
||||
struct sas_rphy *rphy)
|
||||
{
|
||||
int i;
|
||||
struct hpsa_scsi_dev_t *device;
|
||||
|
||||
for (i = 0; i < h->ndevices; i++) {
|
||||
device = h->dev[i];
|
||||
if (!device->sas_port)
|
||||
continue;
|
||||
if (device->sas_port->rphy == rphy)
|
||||
return device;
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int hpsa_add_sas_host(struct ctlr_info *h)
|
||||
{
|
||||
int rc;
|
||||
struct device *parent_dev;
|
||||
struct hpsa_sas_node *hpsa_sas_node;
|
||||
struct hpsa_sas_port *hpsa_sas_port;
|
||||
struct hpsa_sas_phy *hpsa_sas_phy;
|
||||
|
||||
parent_dev = &h->scsi_host->shost_gendev;
|
||||
|
||||
hpsa_sas_node = hpsa_alloc_sas_node(parent_dev);
|
||||
if (!hpsa_sas_node)
|
||||
return -ENOMEM;
|
||||
|
||||
hpsa_sas_port = hpsa_alloc_sas_port(hpsa_sas_node, h->sas_address);
|
||||
if (!hpsa_sas_port) {
|
||||
rc = -ENODEV;
|
||||
goto free_sas_node;
|
||||
}
|
||||
|
||||
hpsa_sas_phy = hpsa_alloc_sas_phy(hpsa_sas_port);
|
||||
if (!hpsa_sas_phy) {
|
||||
rc = -ENODEV;
|
||||
goto free_sas_port;
|
||||
}
|
||||
|
||||
rc = hpsa_sas_port_add_phy(hpsa_sas_phy);
|
||||
if (rc)
|
||||
goto free_sas_phy;
|
||||
|
||||
h->sas_host = hpsa_sas_node;
|
||||
|
||||
return 0;
|
||||
|
||||
free_sas_phy:
|
||||
hpsa_free_sas_phy(hpsa_sas_phy);
|
||||
free_sas_port:
|
||||
hpsa_free_sas_port(hpsa_sas_port);
|
||||
free_sas_node:
|
||||
hpsa_free_sas_node(hpsa_sas_node);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static void hpsa_delete_sas_host(struct ctlr_info *h)
|
||||
{
|
||||
hpsa_free_sas_node(h->sas_host);
|
||||
}
|
||||
|
||||
static int hpsa_add_sas_device(struct hpsa_sas_node *hpsa_sas_node,
|
||||
struct hpsa_scsi_dev_t *device)
|
||||
{
|
||||
int rc;
|
||||
struct hpsa_sas_port *hpsa_sas_port;
|
||||
struct sas_rphy *rphy;
|
||||
|
||||
hpsa_sas_port = hpsa_alloc_sas_port(hpsa_sas_node, device->sas_address);
|
||||
if (!hpsa_sas_port)
|
||||
return -ENOMEM;
|
||||
|
||||
rphy = sas_end_device_alloc(hpsa_sas_port->port);
|
||||
if (!rphy) {
|
||||
rc = -ENODEV;
|
||||
goto free_sas_port;
|
||||
}
|
||||
|
||||
hpsa_sas_port->rphy = rphy;
|
||||
device->sas_port = hpsa_sas_port;
|
||||
|
||||
rc = hpsa_sas_port_add_rphy(hpsa_sas_port, rphy);
|
||||
if (rc)
|
||||
goto free_sas_port;
|
||||
|
||||
return 0;
|
||||
|
||||
free_sas_port:
|
||||
hpsa_free_sas_port(hpsa_sas_port);
|
||||
device->sas_port = NULL;
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static void hpsa_remove_sas_device(struct hpsa_scsi_dev_t *device)
|
||||
{
|
||||
if (device->sas_port) {
|
||||
hpsa_free_sas_port(device->sas_port);
|
||||
device->sas_port = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_get_linkerrors(struct sas_phy *phy)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_get_bay_identifier(struct sas_rphy *rphy)
|
||||
{
|
||||
return -ENXIO;
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_phy_reset(struct sas_phy *phy, int hard_reset)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_phy_enable(struct sas_phy *phy, int enable)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_phy_setup(struct sas_phy *phy)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void
|
||||
hpsa_sas_phy_release(struct sas_phy *phy)
|
||||
{
|
||||
}
|
||||
|
||||
static int
|
||||
hpsa_sas_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates)
|
||||
{
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
/* SMP = Serial Management Protocol */
|
||||
static int
|
||||
hpsa_sas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
|
||||
struct request *req)
|
||||
{
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
static struct sas_function_template hpsa_sas_transport_functions = {
|
||||
.get_linkerrors = hpsa_sas_get_linkerrors,
|
||||
.get_enclosure_identifier = hpsa_sas_get_enclosure_identifier,
|
||||
.get_bay_identifier = hpsa_sas_get_bay_identifier,
|
||||
.phy_reset = hpsa_sas_phy_reset,
|
||||
.phy_enable = hpsa_sas_phy_enable,
|
||||
.phy_setup = hpsa_sas_phy_setup,
|
||||
.phy_release = hpsa_sas_phy_release,
|
||||
.set_phy_speed = hpsa_sas_phy_speed,
|
||||
.smp_handler = hpsa_sas_smp_handler,
|
||||
};
|
||||
|
||||
/*
|
||||
* This is it. Register the PCI driver information for the cards we control
|
||||
* the OS will call our registered routines when it finds one of our cards.
|
||||
*/
|
||||
static int __init hpsa_init(void)
|
||||
{
|
||||
return pci_register_driver(&hpsa_pci_driver);
|
||||
int rc;
|
||||
|
||||
hpsa_sas_transport_template =
|
||||
sas_attach_transport(&hpsa_sas_transport_functions);
|
||||
if (!hpsa_sas_transport_template)
|
||||
return -ENODEV;
|
||||
|
||||
rc = pci_register_driver(&hpsa_pci_driver);
|
||||
|
||||
if (rc)
|
||||
sas_release_transport(hpsa_sas_transport_template);
|
||||
|
||||
return rc;
|
||||
}
|
||||
|
||||
static void __exit hpsa_cleanup(void)
|
||||
{
|
||||
pci_unregister_driver(&hpsa_pci_driver);
|
||||
sas_release_transport(hpsa_sas_transport_template);
|
||||
}
|
||||
|
||||
static void __attribute__((unused)) verify_offsets(void)
|
||||
|
|
|
|||
|
|
@ -33,6 +33,29 @@ struct access_method {
|
|||
unsigned long (*command_completed)(struct ctlr_info *h, u8 q);
|
||||
};
|
||||
|
||||
/* for SAS hosts and SAS expanders */
|
||||
struct hpsa_sas_node {
|
||||
struct device *parent_dev;
|
||||
struct list_head port_list_head;
|
||||
};
|
||||
|
||||
struct hpsa_sas_port {
|
||||
struct list_head port_list_entry;
|
||||
u64 sas_address;
|
||||
struct sas_port *port;
|
||||
int next_phy_index;
|
||||
struct list_head phy_list_head;
|
||||
struct hpsa_sas_node *parent_node;
|
||||
struct sas_rphy *rphy;
|
||||
};
|
||||
|
||||
struct hpsa_sas_phy {
|
||||
struct list_head phy_list_entry;
|
||||
struct sas_phy *phy;
|
||||
struct hpsa_sas_port *parent_port;
|
||||
bool added_to_port;
|
||||
};
|
||||
|
||||
struct hpsa_scsi_dev_t {
|
||||
unsigned int devtype;
|
||||
int bus, target, lun; /* as presented to the OS */
|
||||
|
|
@ -41,6 +64,7 @@ struct hpsa_scsi_dev_t {
|
|||
u8 expose_device;
|
||||
#define RAID_CTLR_LUNID "\0\0\0\0\0\0\0\0"
|
||||
unsigned char device_id[16]; /* from inquiry pg. 0x83 */
|
||||
u64 sas_address;
|
||||
unsigned char vendor[8]; /* bytes 8-15 of inquiry data */
|
||||
unsigned char model[16]; /* bytes 16-31 of inquiry data */
|
||||
unsigned char raid_level; /* from inquiry page 0xC1 */
|
||||
|
|
@ -77,6 +101,7 @@ struct hpsa_scsi_dev_t {
|
|||
struct hpsa_scsi_dev_t *phys_disk[RAID_MAP_MAX_ENTRIES];
|
||||
int nphysical_disks;
|
||||
int supports_aborts;
|
||||
struct hpsa_sas_port *sas_port;
|
||||
int external; /* 1-from external array 0-not <0-unknown */
|
||||
};
|
||||
|
||||
|
|
@ -134,6 +159,7 @@ struct ctlr_info {
|
|||
char *product_name;
|
||||
struct pci_dev *pdev;
|
||||
u32 board_id;
|
||||
u64 sas_address;
|
||||
void __iomem *vaddr;
|
||||
unsigned long paddr;
|
||||
int nr_cmds; /* Number of commands allowed on this controller */
|
||||
|
|
@ -272,6 +298,7 @@ struct ctlr_info {
|
|||
wait_queue_head_t event_sync_wait_queue;
|
||||
struct mutex reset_mutex;
|
||||
u8 reset_in_progress;
|
||||
struct hpsa_sas_node *sas_host;
|
||||
};
|
||||
|
||||
struct offline_device_entry {
|
||||
|
|
|
|||
|
|
@ -290,6 +290,7 @@ struct SenseSubsystem_info {
|
|||
#define BMIC_SET_DIAG_OPTIONS 0xF4
|
||||
#define BMIC_SENSE_DIAG_OPTIONS 0xF5
|
||||
#define HPSA_DIAG_OPTS_DISABLE_RLD_CACHING 0x40000000
|
||||
#define BMIC_SENSE_SUBSYSTEM_INFORMATION 0x66
|
||||
|
||||
/* Command List Structure */
|
||||
union SCSI3Addr {
|
||||
|
|
@ -828,5 +829,18 @@ struct bmic_identify_physical_device {
|
|||
u8 padding[112];
|
||||
};
|
||||
|
||||
struct bmic_sense_subsystem_info {
|
||||
u8 primary_slot_number;
|
||||
u8 reserved[3];
|
||||
u8 chasis_serial_number[32];
|
||||
u8 primary_world_wide_id[8];
|
||||
u8 primary_array_serial_number[32]; /* NULL terminated */
|
||||
u8 primary_cache_serial_number[32]; /* NULL terminated */
|
||||
u8 reserved_2[8];
|
||||
u8 secondary_array_serial_number[32];
|
||||
u8 secondary_cache_serial_number[32];
|
||||
u8 pad[332];
|
||||
};
|
||||
|
||||
#pragma pack()
|
||||
#endif /* HPSA_CMD_H */
|
||||
|
|
|
|||
Loading…
Reference in a new issue