Add support for greater than 255 target and luns.
Kill the hd->Target[] field, and change all references
of bus_id/target_id, to channel/id.
Signed-off-by: Eric Moore <Eric.Moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
#EXTRA_CFLAGS += -DMPT_DEBUG_INIT
#EXTRA_CFLAGS += -DMPT_DEBUG_EXIT
#EXTRA_CFLAGS += -DMPT_DEBUG_FAIL
+#EXTRA_CFLAGS += -DMPT_DEBUG_TM
#
# driver/module specifics...
# For mptscsih:
#CFLAGS_mptscsih.o += -DMPT_DEBUG_DV
#CFLAGS_mptscsih.o += -DMPT_DEBUG_NEGO
-#CFLAGS_mptscsih.o += -DMPT_DEBUG_TM
#CFLAGS_mptscsih.o += -DMPT_DEBUG_SCSI
#CFLAGS_mptscsih.o += -DMPT_DEBUG_REPLY
#
module_param(mpt_msi_enable, int, 0);
MODULE_PARM_DESC(mpt_msi_enable, " MSI Support Enable (default=0)");
+static int mpt_channel_mapping;
+module_param(mpt_channel_mapping, int, 0);
+MODULE_PARM_DESC(mpt_channel_mapping, " Mapping id's to channels (default=0)");
+
#ifdef MFCNT
static int mfcounter = 0;
#define PRINT_MF_COUNT 20000
int ii;
int req_sz;
int reply_sz;
+ int max_id;
/* IOC *must* NOT be in RESET state! */
if (ioc->last_state == MPI_IOC_STATE_RESET) {
pfacts->MaxPersistentIDs = le16_to_cpu(pfacts->MaxPersistentIDs);
pfacts->MaxLanBuckets = le16_to_cpu(pfacts->MaxLanBuckets);
+ max_id = (ioc->bus_type == SAS) ? pfacts->PortSCSIID :
+ pfacts->MaxDevices;
+ ioc->devices_per_bus = (max_id > 255) ? 256 : max_id;
+ ioc->number_of_buses = (ioc->devices_per_bus < 256) ? 1 : max_id/256;
+
+ /*
+ * Place all the devices on channels
+ *
+ * (for debuging)
+ */
+ if (mpt_channel_mapping) {
+ ioc->devices_per_bus = 1;
+ ioc->number_of_buses = (max_id > 255) ? 255 : max_id;
+ }
+
return 0;
}
ddlprintk((MYIOC_s_INFO_FMT "upload_fw %d facts.Flags=%x\n",
ioc->name, ioc->upload_fw, ioc->facts.Flags));
- if(ioc->bus_type == SAS)
- ioc_init.MaxDevices = ioc->facts.MaxDevices;
- else if(ioc->bus_type == FC)
- ioc_init.MaxDevices = MPT_MAX_FC_DEVICES;
- else
- ioc_init.MaxDevices = MPT_MAX_SCSI_DEVICES;
- ioc_init.MaxBuses = MPT_MAX_BUS;
+ ioc_init.MaxDevices = (U8)ioc->devices_per_bus;
+ ioc_init.MaxBuses = (U8)ioc->number_of_buses;
dinitprintk((MYIOC_s_INFO_FMT "facts.MsgVersion=%x\n",
ioc->name, ioc->facts.MsgVersion));
if (ioc->facts.MsgVersion >= MPI_VERSION_01_05) {
struct scsi_target *starget;
u8 tflags;
u8 ioc_id;
- u8 target_id;
- u8 bus_id;
+ u8 id;
+ u8 channel;
u8 minSyncFactor; /* 0xFF is async */
u8 maxOffset; /* 0 if async */
u8 maxWidth; /* 0 if narrow, 1 if wide */
u8 type; /* byte 0 of Inquiry data */
u8 deleted; /* target in process of being removed */
u32 num_luns;
- u32 luns[8]; /* Max LUNs is 256 */
} VirtTarget;
typedef struct _VirtDevice {
VirtTarget *vtarget;
u8 configured_lun;
- u32 lun;
+ int lun;
} VirtDevice;
/*
u8 rsvd;
u8 status; /* current command status */
u8 reset; /* 1 if bus reset allowed */
- u8 target; /* target for reset */
+ u8 id; /* target for reset */
struct mutex ioctl_mutex;
} MPT_IOCTL;
u32 mem_phys; /* == f4020000 (mmap) */
u32 pio_mem_phys; /* Programmed IO (downloadboot) */
int mem_size; /* mmap memory size */
+ int number_of_buses;
+ int devices_per_bus;
int alloc_total;
u32 last_state;
int active;
int port;
u32 pad0;
struct scsi_cmnd **ScsiLookup;
- VirtTarget **Targets;
MPT_LOCAL_REPLY *pLocal; /* used for internal commands */
struct timer_list timer;
/* Pool of memory for holding SCpnts before doing
ioctl->ioc->name, mf));
pScsiTm = (SCSITaskMgmt_t *) mf;
- pScsiTm->TargetID = ioctl->target;
+ pScsiTm->TargetID = ioctl->id;
pScsiTm->Bus = hd->port; /* 0 */
pScsiTm->ChainOffset = 0;
pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
struct mpt_ioctl_iocinfo *karg;
MPT_ADAPTER *ioc;
struct pci_dev *pdev;
- struct Scsi_Host *sh;
- MPT_SCSI_HOST *hd;
int iocnum;
- int numDevices = 0;
- unsigned int max_id;
- int ii;
unsigned int port;
int cim_rev;
u8 revision;
+ struct scsi_device *sdev;
+ VirtDevice *vdev;
dctlprintk((": mptctl_getiocinfo called.\n"));
/* Add of PCI INFO results in unaligned access for
/* Get number of devices
*/
- if ((sh = ioc->sh) != NULL) {
- /* sh->max_id = maximum target ID + 1
- */
- max_id = sh->max_id - 1;
- hd = (MPT_SCSI_HOST *) sh->hostdata;
-
- /* Check all of the target structures and
- * keep a counter.
- */
- if (hd && hd->Targets) {
- for (ii = 0; ii <= max_id; ii++) {
- if (hd->Targets[ii])
- numDevices++;
- }
+ karg->numDevices = 0;
+ if (ioc->sh) {
+ shost_for_each_device(sdev, ioc->sh) {
+ vdev = sdev->hostdata;
+ if (vdev->vtarget->tflags &
+ MPT_TARGET_FLAGS_RAID_COMPONENT)
+ continue;
+ karg->numDevices++;
}
}
- karg->numDevices = numDevices;
/* Set the BIOS and FW Version
*/
struct mpt_ioctl_targetinfo __user *uarg = (void __user *) arg;
struct mpt_ioctl_targetinfo karg;
MPT_ADAPTER *ioc;
- struct Scsi_Host *sh;
- MPT_SCSI_HOST *hd;
- VirtTarget *vdev;
+ VirtDevice *vdev;
char *pmem;
int *pdata;
- IOCPage2_t *pIoc2;
- IOCPage3_t *pIoc3;
int iocnum;
int numDevices = 0;
- unsigned int max_id;
- int id, jj, indexed_lun, lun_index;
- u32 lun;
+ int lun;
int maxWordsLeft;
int numBytes;
- u8 port, devType, bus_id;
+ u8 port;
+ struct scsi_device *sdev;
dctlprintk(("mptctl_gettargetinfo called.\n"));
if (copy_from_user(&karg, uarg, sizeof(struct mpt_ioctl_targetinfo))) {
/* Get number of devices
*/
- if ((sh = ioc->sh) != NULL) {
-
- max_id = sh->max_id - 1;
- hd = (MPT_SCSI_HOST *) sh->hostdata;
-
- /* Check all of the target structures.
- * Save the Id and increment the counter,
- * if ptr non-null.
- * sh->max_id = maximum target ID + 1
- */
- if (hd && hd->Targets) {
- mpt_findImVolumes(ioc);
- pIoc2 = ioc->raid_data.pIocPg2;
- for ( id = 0; id <= max_id; ) {
- if ( pIoc2 && pIoc2->NumActiveVolumes ) {
- if ( id == pIoc2->RaidVolume[0].VolumeID ) {
- if (maxWordsLeft <= 0) {
- printk(KERN_ERR "mptctl_gettargetinfo - "
- "buffer is full but volume is available on ioc %d\n, numDevices=%d", iocnum, numDevices);
- goto data_space_full;
- }
- if ( ( pIoc2->RaidVolume[0].Flags & MPI_IOCPAGE2_FLAG_VOLUME_INACTIVE ) == 0 )
- devType = 0x80;
- else
- devType = 0xC0;
- bus_id = pIoc2->RaidVolume[0].VolumeBus;
- numDevices++;
- *pdata = ( (devType << 24) | (bus_id << 8) | id );
- dctlprintk((KERN_ERR "mptctl_gettargetinfo - "
- "volume ioc=%d target=%x numDevices=%d pdata=%p\n", iocnum, *pdata, numDevices, pdata));
- pdata++;
- --maxWordsLeft;
- goto next_id;
- } else {
- pIoc3 = ioc->raid_data.pIocPg3;
- for ( jj = 0; jj < pIoc3->NumPhysDisks; jj++ ) {
- if ( pIoc3->PhysDisk[jj].PhysDiskID == id )
- goto next_id;
- }
- }
- }
- if ( (vdev = hd->Targets[id]) ) {
- for (jj = 0; jj <= MPT_LAST_LUN; jj++) {
- lun_index = (jj >> 5);
- indexed_lun = (jj % 32);
- lun = (1 << indexed_lun);
- if (vdev->luns[lun_index] & lun) {
- if (maxWordsLeft <= 0) {
- printk(KERN_ERR "mptctl_gettargetinfo - "
- "buffer is full but more targets are available on ioc %d numDevices=%d\n", iocnum, numDevices);
- goto data_space_full;
- }
- bus_id = vdev->bus_id;
- numDevices++;
- *pdata = ( (jj << 16) | (bus_id << 8) | id );
- dctlprintk((KERN_ERR "mptctl_gettargetinfo - "
- "target ioc=%d target=%x numDevices=%d pdata=%p\n", iocnum, *pdata, numDevices, pdata));
- pdata++;
- --maxWordsLeft;
- }
- }
- }
-next_id:
- id++;
- }
+ if (ioc->sh){
+ shost_for_each_device(sdev, ioc->sh) {
+ if (!maxWordsLeft)
+ continue;
+ vdev = sdev->hostdata;
+ if (vdev->vtarget->tflags &
+ MPT_TARGET_FLAGS_RAID_COMPONENT)
+ continue;
+ lun = (vdev->vtarget->raidVolume) ? 0x80 : vdev->lun;
+ *pdata = (((u8)lun << 16) + (vdev->vtarget->channel << 8) +
+ (vdev->vtarget->id ));
+ pdata++;
+ numDevices++;
+ --maxWordsLeft;
}
}
-data_space_full:
karg.numDevices = numDevices;
/* Copy part of the data from kernel memory to user memory
int msgContext;
u16 req_idx;
ulong timeout;
+ struct scsi_device *sdev;
dctlprintk(("mptctl_do_mpt_command called.\n"));
bufIn.kptr = bufOut.kptr = NULL;
case MPI_FUNCTION_SCSI_IO_REQUEST:
if (ioc->sh) {
SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf;
- VirtTarget *pTarget = NULL;
- MPT_SCSI_HOST *hd = NULL;
int qtag = MPI_SCSIIO_CONTROL_UNTAGGED;
int scsidir = 0;
- int target = (int) pScsiReq->TargetID;
int dataSize;
+ u32 id;
- if ((target < 0) || (target >= ioc->sh->max_id)) {
+ id = (ioc->devices_per_bus == 0) ? 256 : ioc->devices_per_bus;
+ if (pScsiReq->TargetID > id) {
printk(KERN_ERR "%s@%d::mptctl_do_mpt_command - "
"Target ID out of bounds. \n",
__FILE__, __LINE__);
goto done_free_mem;
}
+ if (pScsiReq->Bus >= ioc->number_of_buses) {
+ printk(KERN_ERR "%s@%d::mptctl_do_mpt_command - "
+ "Target Bus out of bounds. \n",
+ __FILE__, __LINE__);
+ rc = -ENODEV;
+ goto done_free_mem;
+ }
+
pScsiReq->MsgFlags &= ~MPI_SCSIIO_MSGFLGS_SENSE_WIDTH;
pScsiReq->MsgFlags |= mpt_msg_flags();
cpu_to_le32(ioc->sense_buf_low_dma
+ (req_idx * MPT_SENSE_BUFFER_ALLOC));
- if ((hd = (MPT_SCSI_HOST *) ioc->sh->hostdata)) {
- if (hd->Targets)
- pTarget = hd->Targets[target];
- }
+ shost_for_each_device(sdev, ioc->sh) {
+ struct scsi_target *starget = scsi_target(sdev);
+ VirtTarget *vtarget = starget->hostdata;
- if (pTarget &&(pTarget->tflags & MPT_TARGET_FLAGS_Q_YES))
- qtag = MPI_SCSIIO_CONTROL_SIMPLEQ;
+ if ((pScsiReq->TargetID == vtarget->id) &&
+ (pScsiReq->Bus == vtarget->channel) &&
+ (vtarget->tflags & MPT_TARGET_FLAGS_Q_YES))
+ qtag = MPI_SCSIIO_CONTROL_SIMPLEQ;
+ }
/* Have the IOCTL driver set the direction based
* on the dataOutSize (ordering issue with Sparc).
pScsiReq->DataLength = cpu_to_le32(dataSize);
ioc->ioctl->reset = MPTCTL_RESET_OK;
- ioc->ioctl->target = target;
+ ioc->ioctl->id = pScsiReq->TargetID;
} else {
printk(KERN_ERR "%s@%d::mptctl_do_mpt_command - "
pScsiReq->DataLength = cpu_to_le32(dataSize);
ioc->ioctl->reset = MPTCTL_RESET_OK;
- ioc->ioctl->target = pScsiReq->TargetID;
+ ioc->ioctl->id = pScsiReq->TargetID;
} else {
printk(KERN_ERR "%s@%d::mptctl_do_mpt_command - "
"SCSI driver is not loaded. \n",
" return following a device loss event."
" Default=60.");
+/* scsi-mid layer global parmeter is max_report_luns, which is 511 */
+#define MPTFC_MAX_LUN (16895)
+static int max_lun = MPTFC_MAX_LUN;
+module_param(max_lun, int, 0);
+MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
+
static int mptfcDoneCtx = -1;
static int mptfcTaskCtx = -1;
static int mptfcInternalCtx = -1; /* Used only for internal commands */
U32 port_id = 0xffffff;
int num_targ = 0;
int max_bus = ioc->facts.MaxBuses;
- int max_targ = ioc->facts.MaxDevices;
+ int max_targ;
- if (max_bus == 0 || max_targ == 0)
- goto out;
+ max_targ = (ioc->facts.MaxDevices == 0) ? 256 : ioc->facts.MaxDevices;
data_sz = sizeof(FCDevicePage0_t) * max_bus * max_targ;
p_p0 = p0_array = kzalloc(data_sz, GFP_KERNEL);
if (ri->starget) {
vtarget = ri->starget->hostdata;
if (vtarget) {
- vtarget->target_id = pg0->CurrentTargetID;
- vtarget->bus_id = pg0->CurrentBus;
+ vtarget->id = pg0->CurrentTargetID;
+ vtarget->channel = pg0->CurrentBus;
}
}
*((struct mptfc_rport_info **)rport->dd_data) = ri;
if (rport) {
ri = *((struct mptfc_rport_info **)rport->dd_data);
if (ri) { /* better be! */
- vtarget->target_id = ri->pg0.CurrentTargetID;
- vtarget->bus_id = ri->pg0.CurrentBus;
+ vtarget->id = ri->pg0.CurrentTargetID;
+ vtarget->channel = ri->pg0.CurrentBus;
ri->starget = starget;
rc = 0;
}
if (vtarget->num_luns == 0) {
vtarget->ioc_id = hd->ioc->id;
vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
- hd->Targets[sdev->id] = vtarget;
}
vdev->vtarget = vtarget;
struct mptfc_rport_info *ri;
struct fc_rport *rport = starget_to_rport(scsi_target(SCpnt->device));
int err;
+ VirtDevice *vdev = SCpnt->device->hostdata;
- err = fc_remote_port_chkready(rport);
- if (unlikely(err)) {
- SCpnt->result = err;
+ if (!vdev || !vdev->vtarget) {
+ SCpnt->result = DID_NO_CONNECT << 16;
done(SCpnt);
return 0;
}
- if (!SCpnt->device->hostdata) { /* vdev */
- SCpnt->result = DID_NO_CONNECT << 16;
+ err = fc_remote_port_chkready(rport);
+ if (unlikely(err)) {
+ SCpnt->result = err;
done(SCpnt);
return 0;
}
printk(MYIOC_s_WARN_FMT
"Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n",
ioc->name, ioc);
- return -ENODEV;
+ return 0;
}
sh = scsi_host_alloc(&mptfc_driver_template, sizeof(MPT_SCSI_HOST));
/* set 16 byte cdb's */
sh->max_cmd_len = 16;
- sh->max_id = MPT_MAX_FC_DEVICES<256 ? MPT_MAX_FC_DEVICES : 255;
+ sh->max_id = ioc->pfacts->MaxDevices;
+ sh->max_lun = max_lun;
- sh->max_lun = MPT_LAST_LUN + 1;
- sh->max_channel = 0;
sh->this_id = ioc->pfacts[0].PortSCSIID;
/* Required entry.
dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n",
ioc->name, hd->ScsiLookup));
- /* Allocate memory for the device structures.
- * A non-Null pointer at an offset
- * indicates a device exists.
- * max_id = 1 + maximum id (hosts.h)
- */
- hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC);
- if (!hd->Targets) {
- error = -ENOMEM;
- goto out_mptfc_probe;
- }
-
- dprintk((KERN_INFO " vdev @ %p\n", hd->Targets));
-
/* Clear the TM flags
*/
hd->tmPending = 0;
" Clear persistency table: enable=1 "
"(default=MPTSCSIH_PT_CLEAR=0)");
+/* scsi-mid layer global parmeter is max_report_luns, which is 511 */
+#define MPTSAS_MAX_LUN (16895)
+static int max_lun = MPTSAS_MAX_LUN;
+module_param(max_lun, int, 0);
+MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
+
static int mptsasDoneCtx = -1;
static int mptsasTaskCtx = -1;
static int mptsasInternalCtx = -1; /* Used only for internal commands */
if (mptscsih_TMHandler(hd,
MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
- vtarget->bus_id, vtarget->target_id, 0, 0, 5) < 0) {
+ vtarget->channel, vtarget->id, 0, 0, 5) < 0) {
hd->tmPending = 0;
hd->tmState = TM_STATE_NONE;
printk(MYIOC_s_WARN_FMT
"Error processing TaskMgmt id=%d TARGET_RESET\n",
- ioc->name, vtarget->target_id);
+ ioc->name, vtarget->id);
}
}
struct Scsi_Host *host = dev_to_shost(&starget->dev);
MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata;
VirtTarget *vtarget;
- u32 target_id;
- u32 channel;
+ u8 id, channel;
struct sas_rphy *rphy;
struct mptsas_portinfo *p;
int i;
vtarget->starget = starget;
vtarget->ioc_id = hd->ioc->id;
- vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY;
-
- target_id = starget->id;
+ vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
+ id = starget->id;
channel = 0;
- hd->Targets[target_id] = vtarget;
-
- if (starget->channel == MPTSAS_RAID_CHANNEL)
+ /*
+ * RAID volumes placed beyond the last expected port.
+ */
+ if (starget->channel == MPTSAS_RAID_CHANNEL) {
+ for (i=0; i < hd->ioc->raid_data.pIocPg2->NumActiveVolumes; i++)
+ if (id == hd->ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID)
+ channel = hd->ioc->raid_data.pIocPg2->RaidVolume[i].VolumeBus;
goto out;
+ }
rphy = dev_to_rphy(starget->dev.parent);
mutex_lock(&hd->ioc->sas_topology_mutex);
if (p->phy_info[i].attached.sas_address !=
rphy->identify.sas_address)
continue;
- target_id = p->phy_info[i].attached.id;
+ id = p->phy_info[i].attached.id;
channel = p->phy_info[i].attached.channel;
mptsas_set_starget(&p->phy_info[i], starget);
/*
* Exposing hidden raid components
*/
- if (mptscsih_is_phys_disk(hd->ioc, target_id)) {
- target_id = mptscsih_raid_id_to_num(hd,
- target_id);
+ if (mptscsih_is_phys_disk(hd->ioc, channel, id)) {
+ id = mptscsih_raid_id_to_num(hd->ioc,
+ channel, id);
vtarget->tflags |=
MPT_TARGET_FLAGS_RAID_COMPONENT;
}
return -ENXIO;
out:
- vtarget->target_id = target_id;
- vtarget->bus_id = channel;
+ vtarget->id = id;
+ vtarget->channel = channel;
starget->hostdata = vtarget;
return 0;
}
* Exposing hidden raid components
*/
if (mptscsih_is_phys_disk(hd->ioc,
- p->phy_info[i].attached.id))
+ p->phy_info[i].attached.channel,
+ p->phy_info[i].attached.id))
sdev->no_uld_attach = 1;
mutex_unlock(&hd->ioc->sas_topology_mutex);
goto out;
{
VirtDevice *vdev = SCpnt->device->hostdata;
-// scsi_print_command(SCpnt);
- if (vdev->vtarget->deleted) {
+ if (!vdev || !vdev->vtarget || vdev->vtarget->deleted) {
SCpnt->result = DID_NO_CONNECT << 16;
done(SCpnt);
return 0;
}
+// scsi_print_command(SCpnt);
+
return mptscsih_qcmd(SCpnt,done);
}
goto out;
if (!ioc->raid_data.pIocPg2->NumActiveVolumes)
goto out;
- for (i=0; i<ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
+ for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL,
ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0);
}
* Handling RAID components
*/
if (ev->phys_disk_num_valid) {
- vtarget->target_id = ev->phys_disk_num;
+ vtarget->id = ev->phys_disk_num;
vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT;
mptsas_reprobe_target(starget, 1);
break;
*/
if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) {
vtarget->tflags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT;
- vtarget->target_id = ev->id;
+ vtarget->id = ev->id;
mptsas_reprobe_target(starget, 0);
}
break;
/* set 16 byte cdb's */
sh->max_cmd_len = 16;
- sh->max_id = ioc->pfacts->MaxDevices + 1;
+ sh->max_id = ioc->pfacts[0].PortSCSIID;
+ sh->max_lun = max_lun;
sh->transportt = mptsas_transport_template;
- sh->max_lun = MPT_LAST_LUN + 1;
- sh->max_channel = 0;
sh->this_id = ioc->pfacts[0].PortSCSIID;
/* Required entry.
dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n",
ioc->name, hd->ScsiLookup));
- /* Allocate memory for the device structures.
- * A non-Null pointer at an offset
- * indicates a device exists.
- * max_id = 1 + maximum id (hosts.h)
- */
- hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC);
- if (!hd->Targets) {
- error = -ENOMEM;
- goto out_mptsas_probe;
- }
-
- dprintk((KERN_INFO " vtarget @ %p\n", hd->Targets));
-
/* Clear the TM flags
*/
hd->tmPending = 0;
MODULE_VERSION(my_VERSION);
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-
-typedef struct _BIG_SENSE_BUF {
- u8 data[MPT_SENSE_BUFFER_ALLOC];
-} BIG_SENSE_BUF;
-
-#define MPT_SCANDV_GOOD (0x00000000) /* must be 0 */
-#define MPT_SCANDV_DID_RESET (0x00000001)
-#define MPT_SCANDV_SENSE (0x00000002)
-#define MPT_SCANDV_SOME_ERROR (0x00000004)
-#define MPT_SCANDV_SELECTION_TIMEOUT (0x00000008)
-#define MPT_SCANDV_ISSUE_SENSE (0x00000010)
-#define MPT_SCANDV_FALLBACK (0x00000020)
-
-#define MPT_SCANDV_MAX_RETRIES (10)
-
-#define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */
-#define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */
-#define MPT_ICFLAG_EBOS 0x04 /* ReadBuffer Echo buffer has EBOS */
-#define MPT_ICFLAG_PHYS_DISK 0x08 /* Any SCSI IO but do Phys Disk Format */
-#define MPT_ICFLAG_TAGGED_CMD 0x10 /* Do tagged IO */
-#define MPT_ICFLAG_DID_RESET 0x20 /* Bus Reset occurred with this command */
-#define MPT_ICFLAG_RESERVED 0x40 /* Reserved has been issued */
-
-typedef struct _internal_cmd {
- char *data; /* data pointer */
- dma_addr_t data_dma; /* data dma address */
- int size; /* transfer size */
- u8 cmd; /* SCSI Op Code */
- u8 bus; /* bus number */
- u8 id; /* SCSI ID (virtual) */
- u8 lun;
- u8 flags; /* Bit Field - See above */
- u8 physDiskNum; /* Phys disk number, -1 else */
- u8 rsvd2;
- u8 rsvd;
-} INTERNAL_CMD;
-
/*
* Other private/forward protos...
*/
static int mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout );
static int SCPNT_TO_LOOKUP_IDX(struct scsi_cmnd *sc);
-static int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout);
+static int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout);
int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
static void mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev);
static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev);
-static int mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus);
+static int mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int channel, int id);
int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd);
static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice);
SEPMsg = (SEPRequest_t *)mf;
SEPMsg->Function = MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
- SEPMsg->Bus = vtarget->bus_id;
- SEPMsg->TargetID = vtarget->target_id;
+ SEPMsg->Bus = vtarget->channel;
+ SEPMsg->TargetID = vtarget->id;
SEPMsg->Action = MPI_SEP_REQ_ACTION_WRITE_STATUS;
SEPMsg->SlotStatus = SlotStatus;
devtverboseprintk((MYIOC_s_WARN_FMT
- "Sending SEP cmd=%x id=%d bus=%d\n",
- ioc->name, SlotStatus, SEPMsg->TargetID, SEPMsg->Bus));
+ "Sending SEP cmd=%x channel=%d id=%d\n",
+ ioc->name, SlotStatus, SEPMsg->Bus, SEPMsg->TargetID));
mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
}
int ii;
int max = hd->ioc->req_depth;
struct scsi_cmnd *sc;
+ struct scsi_lun lun;
- dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n",
- vdevice->vtarget->target_id, vdevice->lun, max));
+ dsprintk((KERN_INFO MYNAM ": search_running channel %d id %d lun %d max %d\n",
+ vdevice->vtarget->channel, vdevice->vtarget->id, vdevice->lun, max));
for (ii=0; ii < max; ii++) {
if ((sc = hd->ScsiLookup[ii]) != NULL) {
mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(hd->ioc, ii);
if (mf == NULL)
continue;
- dsprintk(( "search_running: found (sc=%p, mf = %p) target %d, lun %d \n",
- hd->ScsiLookup[ii], mf, mf->TargetID, mf->LUN[1]));
- if ((mf->TargetID != ((u8)vdevice->vtarget->target_id)) || (mf->LUN[1] != ((u8) vdevice->lun)))
+ int_to_scsilun(vdevice->lun, &lun);
+ if ((mf->Bus != vdevice->vtarget->channel) ||
+ (mf->TargetID != vdevice->vtarget->id) ||
+ memcmp(lun.scsi_lun, mf->LUN, 8))
continue;
+ dsprintk(( "search_running: found (sc=%p, mf = %p) "
+ "channel %d id %d, lun %d \n", hd->ScsiLookup[ii],
+ mf, mf->Bus, mf->TargetID, vdevice->lun));
/* Cleanup
*/
hd->ScsiLookup = NULL;
}
- /*
- * Free pointer array.
- */
- kfree(hd->Targets);
- hd->Targets = NULL;
-
dprintk((MYIOC_s_INFO_FMT
"Free'd ScsiLookup (%d) memory\n",
hd->ioc->name, sz1));
return SCSI_MLQUEUE_HOST_BUSY;
}
- if ((hd->ioc->bus_type == SPI) &&
- vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT &&
- mptscsih_raid_id_to_num(hd, SCpnt->device->id) < 0) {
- SCpnt->result = DID_NO_CONNECT << 16;
- done(SCpnt);
- return 0;
- }
-
/*
* Put together a MPT SCSI request...
*/
/* Use the above information to set up the message frame
*/
- pScsiReq->TargetID = (u8) vdev->vtarget->target_id;
- pScsiReq->Bus = vdev->vtarget->bus_id;
+ pScsiReq->TargetID = (u8) vdev->vtarget->id;
+ pScsiReq->Bus = vdev->vtarget->channel;
pScsiReq->ChainOffset = 0;
if (vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT)
pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
pScsiReq->Reserved = 0;
pScsiReq->MsgFlags = mpt_msg_flags();
- pScsiReq->LUN[0] = 0;
- pScsiReq->LUN[1] = lun;
- pScsiReq->LUN[2] = 0;
- pScsiReq->LUN[3] = 0;
- pScsiReq->LUN[4] = 0;
- pScsiReq->LUN[5] = 0;
- pScsiReq->LUN[6] = 0;
- pScsiReq->LUN[7] = 0;
+ int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN);
pScsiReq->Control = cpu_to_le32(scsictl);
/*
*
* @ioc: Pointer to MPT_ADAPTER structure
* @type: Task Management type
- * @target: Logical Target ID for reset (if appropriate)
+ * @id: Logical Target ID for reset (if appropriate)
* @lun: Logical Unit for reset (if appropriate)
* @ctx2abort: Context for the task to be aborted (if appropriate)
*
* Returns 0 for SUCCESS or -1 if FAILED.
*/
int
-mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout)
+mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout)
{
MPT_ADAPTER *ioc;
int rc = -1;
*/
if (hd->hard_resets < -1)
hd->hard_resets++;
- rc = mptscsih_IssueTaskMgmt(hd, type, channel, target, lun, ctx2abort, timeout);
+ rc = mptscsih_IssueTaskMgmt(hd, type, channel, id, lun, ctx2abort, timeout);
if (rc) {
printk(MYIOC_s_INFO_FMT "Issue of TaskMgmt failed!\n", hd->ioc->name);
} else {
* mptscsih_IssueTaskMgmt - Generic send Task Management function.
* @hd: Pointer to MPT_SCSI_HOST structure
* @type: Task Management type
- * @target: Logical Target ID for reset (if appropriate)
+ * @id: Logical Target ID for reset (if appropriate)
* @lun: Logical Unit for reset (if appropriate)
* @ctx2abort: Context for the task to be aborted (if appropriate)
*
* else other non-zero value returned.
*/
static int
-mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout)
+mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout)
{
MPT_FRAME_HDR *mf;
SCSITaskMgmt_t *pScsiTm;
/* Format the Request
*/
pScsiTm = (SCSITaskMgmt_t *) mf;
- pScsiTm->TargetID = target;
+ pScsiTm->TargetID = id;
pScsiTm->Bus = channel;
pScsiTm->ChainOffset = 0;
pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
pScsiTm->MsgFlags = (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS)
? MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION : 0;
- for (ii= 0; ii < 8; ii++) {
- pScsiTm->LUN[ii] = 0;
- }
- pScsiTm->LUN[1] = lun;
+ int_to_scsilun(lun, (struct scsi_lun *)pScsiTm->LUN);
for (ii=0; ii < 7; ii++)
pScsiTm->Reserved2[ii] = 0;
vdev = SCpnt->device->hostdata;
retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
- vdev->vtarget->bus_id, vdev->vtarget->target_id, vdev->lun,
+ vdev->vtarget->channel, vdev->vtarget->id, vdev->lun,
ctx2abort, mptscsih_get_tm_timeout(hd->ioc));
if (SCPNT_TO_LOOKUP_IDX(SCpnt) == scpnt_idx &&
vdev = SCpnt->device->hostdata;
retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
- vdev->vtarget->bus_id, vdev->vtarget->target_id,
+ vdev->vtarget->channel, vdev->vtarget->id,
0, 0, mptscsih_get_tm_timeout(hd->ioc));
printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n",
vdev = SCpnt->device->hostdata;
retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
- vdev->vtarget->bus_id, 0, 0, 0, mptscsih_get_tm_timeout(hd->ioc));
+ vdev->vtarget->channel, 0, 0, 0, mptscsih_get_tm_timeout(hd->ioc));
printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n",
hd->ioc->name,
dprintk((KERN_NOTICE
": bios_param: Id=%i Lun=%i Channel=%i CHS=%i/%i/%i\n",
- sdev->id, sdev->lun,sdev->channel,(int)cylinders,heads,sectors));
+ sdev->id, sdev->lun, sdev->channel, (int)cylinders, heads, sectors));
return 0;
}
*
*/
int
-mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id)
+mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id)
{
int i;
+ int rc = 0;
- if (!ioc->raid_data.isRaid || !ioc->raid_data.pIocPg3)
- return 0;
+ if (!ioc->raid_data.pIocPg3)
+ goto out;
for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) {
- if (id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID)
- return 1;
- }
- return 0;
-}
-EXPORT_SYMBOL(mptscsih_is_phys_disk);
-
-int
-mptscsih_raid_id_to_num(MPT_SCSI_HOST *hd, uint physdiskid)
-{
- int i;
-
- if (!hd->ioc->raid_data.isRaid || !hd->ioc->raid_data.pIocPg3)
- return -ENXIO;
-
- for (i = 0; i < hd->ioc->raid_data.pIocPg3->NumPhysDisks; i++) {
- if (physdiskid ==
- hd->ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID)
- return hd->ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum;
+ if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) &&
+ (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) {
+ rc = 1;
+ goto out;
+ }
}
- return -ENXIO;
-}
-EXPORT_SYMBOL(mptscsih_raid_id_to_num);
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * OS entry point to allow host driver to alloc memory
- * for each scsi target. Called once per device the bus scan.
- * Return non-zero if allocation fails.
- */
-int
-mptscsih_target_alloc(struct scsi_target *starget)
-{
- VirtTarget *vtarget;
-
- vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL);
- if (!vtarget)
- return -ENOMEM;
- starget->hostdata = vtarget;
- vtarget->starget = starget;
- return 0;
+ out:
+ return rc;
}
+EXPORT_SYMBOL(mptscsih_is_phys_disk);
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * OS entry point to allow host driver to alloc memory
- * for each scsi device. Called once per device the bus scan.
- * Return non-zero if allocation fails.
- */
-int
-mptscsih_slave_alloc(struct scsi_device *sdev)
+u8
+mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id)
{
- struct Scsi_Host *host = sdev->host;
- MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata;
- VirtTarget *vtarget;
- VirtDevice *vdev;
- struct scsi_target *starget;
-
- vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL);
- if (!vdev) {
- printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n",
- hd->ioc->name, sizeof(VirtDevice));
- return -ENOMEM;
- }
-
- vdev->lun = sdev->lun;
- sdev->hostdata = vdev;
-
- starget = scsi_target(sdev);
- vtarget = starget->hostdata;
+ int i;
+ int rc = -ENXIO;
- vdev->vtarget = vtarget;
-
- if (vtarget->num_luns == 0) {
- hd->Targets[sdev->id] = vtarget;
- vtarget->ioc_id = hd->ioc->id;
- vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
- vtarget->target_id = sdev->id;
- vtarget->bus_id = sdev->channel;
- if (hd->ioc->bus_type == SPI && sdev->channel == 0 &&
- hd->ioc->raid_data.isRaid & (1 << sdev->id)) {
- vtarget->raidVolume = 1;
- ddvtprintk((KERN_INFO
- "RAID Volume @ id %d\n", sdev->id));
+ if (!ioc->raid_data.pIocPg3)
+ goto out;
+ for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) {
+ if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) &&
+ (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) {
+ rc = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum;
+ goto out;
}
}
- vtarget->num_luns++;
- return 0;
-}
-/*
- * OS entry point to allow for host driver to free allocated memory
- * Called if no device present or device being unloaded
- */
-void
-mptscsih_target_destroy(struct scsi_target *starget)
-{
- if (starget->hostdata)
- kfree(starget->hostdata);
- starget->hostdata = NULL;
+ out:
+ return rc;
}
+EXPORT_SYMBOL(mptscsih_raid_id_to_num);
/*
* OS entry point to allow for host driver to free allocated memory
vdevice = sdev->hostdata;
mptscsih_search_running_cmds(hd, vdevice);
- vtarget->luns[0] &= ~(1 << vdevice->lun);
vtarget->num_luns--;
- if (vtarget->num_luns == 0) {
- hd->Targets[sdev->id] = NULL;
- }
mptscsih_synchronize_cache(hd, vdevice);
kfree(vdevice);
sdev->hostdata = NULL;
VirtDevice *vdevice;
struct scsi_target *starget;
MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sh->hostdata;
- int indexed_lun, lun_index;
starget = scsi_target(sdev);
vtarget = starget->hostdata;
vdevice = sdev->hostdata;
dsprintk((MYIOC_s_INFO_FMT
- "device @ %p, id=%d, LUN=%d, channel=%d\n",
- hd->ioc->name, sdev, sdev->id, sdev->lun, sdev->channel));
+ "device @ %p, channel=%d, id=%d, lun=%d\n",
+ hd->ioc->name, sdev, sdev->channel, sdev->id, sdev->lun));
if (hd->ioc->bus_type == SPI)
dsprintk((MYIOC_s_INFO_FMT
"sdtr %d wdtr %d ppr %d inq length=%d\n",
goto slave_configure_exit;
}
- vdevice->configured_lun=1;
- lun_index = (vdevice->lun >> 5); /* 32 luns per lun_index */
- indexed_lun = (vdevice->lun % 32);
- vtarget->luns[lun_index] |= (1 << indexed_lun);
+ vdevice->configured_lun = 1;
mptscsih_initTarget(hd, vtarget, sdev);
mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH);
mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget,
struct scsi_device *sdev)
{
- dinitprintk((MYIOC_s_INFO_FMT "initTarget bus=%d id=%d lun=%d hd=%p\n",
- hd->ioc->name, vtarget->bus_id, vtarget->target_id,
+ dinitprintk((MYIOC_s_INFO_FMT "initTarget channel=%d id=%d lun=%d hd=%p\n",
+ hd->ioc->name, vtarget->channel, vtarget->id,
sdev->lun, hd));
/* Is LUN supported? If so, upper 2 bits will be 0
/* Treat all Processors as SAF-TE if
* command line option is set */
vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
- mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id);
+ mptscsih_writeIOCPage4(hd, vtarget->channel, vtarget->id);
}else if ((sdev->type == TYPE_PROCESSOR) &&
!(vtarget->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) {
if (sdev->inquiry_len > 49 ) {
sdev->inquiry[48] == 'T' &&
sdev->inquiry[49] == 'E' ) {
vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
- mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id);
+ mptscsih_writeIOCPage4(hd, vtarget->channel, vtarget->id);
}
}
}
struct scsi_device *sdev)
{
SpiCfgData *pspi_data = &hd->ioc->spi_data;
- int id = (int) target->target_id;
+ int id = (int) target->id;
int nvram;
u8 width = MPT_NARROW;
u8 factor = MPT_ASYNC;
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/* mptscsih_writeIOCPage4 - write IOC Page 4
* @hd: Pointer to a SCSI Host Structure
- * @target_id: write IOC Page4 for this ID & Bus
+ * @channel: write IOC Page4 for this Bus
+ * @id: write IOC Page4 for this ID
*
* Return: -EAGAIN if unable to obtain a Message Frame
* or 0 if success.
* Remark: We do not wait for a return, write pages sequentially.
*/
static int
-mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus)
+mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int channel, int id)
{
MPT_ADAPTER *ioc = hd->ioc;
Config_t *pReq;
pReq->Reserved2[ii] = 0;
}
- IOCPage4Ptr = ioc->spi_data.pIocPg4;
- dataDma = ioc->spi_data.IocPg4_dma;
- ii = IOCPage4Ptr->ActiveSEP++;
- IOCPage4Ptr->SEP[ii].SEPTargetID = target_id;
- IOCPage4Ptr->SEP[ii].SEPBus = bus;
- pReq->Header = IOCPage4Ptr->Header;
- pReq->PageAddress = cpu_to_le32(target_id | (bus << 8 ));
+ IOCPage4Ptr = ioc->spi_data.pIocPg4;
+ dataDma = ioc->spi_data.IocPg4_dma;
+ ii = IOCPage4Ptr->ActiveSEP++;
+ IOCPage4Ptr->SEP[ii].SEPTargetID = id;
+ IOCPage4Ptr->SEP[ii].SEPBus = channel;
+ pReq->Header = IOCPage4Ptr->Header;
+ pReq->PageAddress = cpu_to_le32(id | (channel << 8 ));
/* Add a SGE to the config request.
*/
mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma);
dinitprintk((MYIOC_s_INFO_FMT
- "writeIOCPage4: MaxSEP=%d ActiveSEP=%d id=%d bus=%d\n",
- ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, target_id, bus));
+ "writeIOCPage4: MaxSEP=%d ActiveSEP=%d channel=%d id=%d \n",
+ ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, channel, id));
mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
} else {
pScsiReq->TargetID = io->id;
- pScsiReq->Bus = io->bus;
+ pScsiReq->Bus = io->channel;
pScsiReq->ChainOffset = 0;
pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
}
pScsiReq->MsgFlags = mpt_msg_flags();
/* MsgContext set in mpt_get_msg_fram call */
- for (ii=0; ii < 8; ii++)
- pScsiReq->LUN[ii] = 0;
- pScsiReq->LUN[1] = io->lun;
+ int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN);
if (io->flags & MPT_ICFLAG_TAGGED_CMD)
pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_SIMPLEQ);
+ (my_idx * MPT_SENSE_BUFFER_ALLOC));
ddvprintk((MYIOC_s_INFO_FMT "Sending Command 0x%x for (%d:%d:%d)\n",
- hd->ioc->name, cmd, io->bus, io->id, io->lun));
+ hd->ioc->name, cmd, io->channel, io->id, io->lun));
if (dir == MPI_SCSIIO_CONTROL_READ) {
mpt_add_sge((char *) &pScsiReq->SGL,
iocmd.data_dma = -1;
iocmd.size = 0;
iocmd.rsvd = iocmd.rsvd2 = 0;
- iocmd.bus = vdevice->vtarget->bus_id;
- iocmd.id = vdevice->vtarget->target_id;
- iocmd.lun = (u8)vdevice->lun;
+ iocmd.channel = vdevice->vtarget->channel;
+ iocmd.id = vdevice->vtarget->id;
+ iocmd.lun = vdevice->lun;
if ((vdevice->vtarget->type == TYPE_DISK) &&
(vdevice->configured_lun))
EXPORT_SYMBOL(mptscsih_proc_info);
EXPORT_SYMBOL(mptscsih_info);
EXPORT_SYMBOL(mptscsih_qcmd);
-EXPORT_SYMBOL(mptscsih_target_alloc);
-EXPORT_SYMBOL(mptscsih_slave_alloc);
-EXPORT_SYMBOL(mptscsih_target_destroy);
EXPORT_SYMBOL(mptscsih_slave_destroy);
EXPORT_SYMBOL(mptscsih_slave_configure);
EXPORT_SYMBOL(mptscsih_abort);
* SCSI Public stuff...
*/
+#define MPT_SCANDV_GOOD (0x00000000) /* must be 0 */
+#define MPT_SCANDV_DID_RESET (0x00000001)
+#define MPT_SCANDV_SENSE (0x00000002)
+#define MPT_SCANDV_SOME_ERROR (0x00000004)
+#define MPT_SCANDV_SELECTION_TIMEOUT (0x00000008)
+#define MPT_SCANDV_ISSUE_SENSE (0x00000010)
+#define MPT_SCANDV_FALLBACK (0x00000020)
+
+#define MPT_SCANDV_MAX_RETRIES (10)
+
+#define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */
+#define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */
+#define MPT_ICFLAG_EBOS 0x04 /* ReadBuffer Echo buffer has EBOS */
+#define MPT_ICFLAG_PHYS_DISK 0x08 /* Any SCSI IO but do Phys Disk Format */
+#define MPT_ICFLAG_TAGGED_CMD 0x10 /* Do tagged IO */
+#define MPT_ICFLAG_DID_RESET 0x20 /* Bus Reset occurred with this command */
+#define MPT_ICFLAG_RESERVED 0x40 /* Reserved has been issued */
+
#define MPT_SCSI_CMD_PER_DEV_HIGH 64
#define MPT_SCSI_CMD_PER_DEV_LOW 32
#define MPTSCSIH_SAF_TE 0
#define MPTSCSIH_PT_CLEAR 0
-
#endif
+typedef struct _internal_cmd {
+ char *data; /* data pointer */
+ dma_addr_t data_dma; /* data dma address */
+ int size; /* transfer size */
+ u8 cmd; /* SCSI Op Code */
+ u8 channel; /* bus number */
+ u8 id; /* SCSI ID (virtual) */
+ int lun;
+ u8 flags; /* Bit Field - See above */
+ u8 physDiskNum; /* Phys disk number, -1 else */
+ u8 rsvd2;
+ u8 rsvd;
+} INTERNAL_CMD;
+
extern void mptscsih_remove(struct pci_dev *);
extern void mptscsih_shutdown(struct pci_dev *);
#ifdef CONFIG_PM
extern int mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int func);
extern const char * mptscsih_info(struct Scsi_Host *SChost);
extern int mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *));
-extern int mptscsih_target_alloc(struct scsi_target *starget);
-extern int mptscsih_slave_alloc(struct scsi_device *device);
-extern void mptscsih_target_destroy(struct scsi_target *starget);
extern void mptscsih_slave_destroy(struct scsi_device *device);
extern int mptscsih_slave_configure(struct scsi_device *device);
extern int mptscsih_abort(struct scsi_cmnd * SCpnt);
extern int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
extern int mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth);
extern void mptscsih_timer_expired(unsigned long data);
-extern int mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout);
-extern int mptscsih_raid_id_to_num(MPT_SCSI_HOST *hd, uint physdiskid);
-extern int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id);
+extern int mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout);
+extern u8 mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id);
+extern int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id);
static int mptspiTaskCtx = -1;
static int mptspiInternalCtx = -1; /* Used only for internal commands */
+
+/**
+ * mptspi_is_raid - Determines whether target is belonging to volume
+ * @hd: Pointer to a SCSI HOST structure
+ * @id: target device id
+ *
+ * Return:
+ * non-zero = true
+ * zero = false
+ *
+ */
+static int
+mptspi_is_raid(struct _MPT_SCSI_HOST *hd, u32 id)
+{
+ int i, rc = 0;
+
+ if (!hd->ioc->raid_data.pIocPg2)
+ goto out;
+
+ if (!hd->ioc->raid_data.pIocPg2->NumActiveVolumes)
+ goto out;
+ for (i=0; i < hd->ioc->raid_data.pIocPg2->NumActiveVolumes; i++) {
+ if (hd->ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID == id) {
+ rc = 1;
+ goto out;
+ }
+ }
+
+ out:
+ return rc;
+}
+
static int mptspi_target_alloc(struct scsi_target *starget)
{
struct Scsi_Host *shost = dev_to_shost(&starget->dev);
struct _MPT_SCSI_HOST *hd = (struct _MPT_SCSI_HOST *)shost->hostdata;
- int ret;
+ VirtTarget *vtarget;
if (hd == NULL)
return -ENODEV;
- ret = mptscsih_target_alloc(starget);
- if (ret)
- return ret;
+ vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL);
+ if (!vtarget)
+ return -ENOMEM;
+
+ vtarget->ioc_id = hd->ioc->id;
+ vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
+ vtarget->id = (u8)starget->id;
+ vtarget->channel = (u8)starget->channel;
+ vtarget->starget = starget;
+ starget->hostdata = vtarget;
+
+ if (starget->channel == 1) {
+ if (mptscsih_is_phys_disk(hd->ioc, 0, starget->id) == 0)
+ return 0;
+ vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT;
+ /* The real channel for this device is zero */
+ vtarget->channel = 0;
+ /* The actual physdisknum (for RAID passthrough) */
+ vtarget->id = mptscsih_raid_id_to_num(hd->ioc, 0,
+ starget->id);
+ }
- /* if we're a device on virtual channel 1 and we're not part
- * of an array, just return here (otherwise the setup below
- * may actually affect a real physical device on channel 0 */
- if (starget->channel == 1 &&
- mptscsih_raid_id_to_num(hd, starget->id) < 0)
- return 0;
+ if (starget->channel == 0 &&
+ mptspi_is_raid(hd, starget->id)) {
+ vtarget->raidVolume = 1;
+ ddvprintk((KERN_INFO
+ "RAID Volume @ channel=%d id=%d\n", starget->channel,
+ starget->id));
+ }
if (hd->ioc->spi_data.nvram &&
hd->ioc->spi_data.nvram[starget->id] != MPT_HOST_NVRAM_INVALID) {
return 0;
}
+void
+mptspi_target_destroy(struct scsi_target *starget)
+{
+ if (starget->hostdata)
+ kfree(starget->hostdata);
+ starget->hostdata = NULL;
+}
+
static int mptspi_read_spi_device_pg0(struct scsi_target *starget,
struct _CONFIG_PAGE_SCSI_DEVICE_0 *pass_pg0)
{
/* No SPI parameters for RAID devices */
if (starget->channel == 0 &&
- (hd->ioc->raid_data.isRaid & (1 << starget->id)))
+ mptspi_is_raid(hd, starget->id))
return -1;
size = ioc->spi_data.sdp0length * 4;
}
static int
-mptscsih_quiesce_raid(MPT_SCSI_HOST *hd, int quiesce, int disk)
+mptscsih_quiesce_raid(MPT_SCSI_HOST *hd, int quiesce, u8 channel, u8 id)
{
MpiRaidActionRequest_t *pReq;
MPT_FRAME_HDR *mf;
pReq->Reserved1 = 0;
pReq->ChainOffset = 0;
pReq->Function = MPI_FUNCTION_RAID_ACTION;
- pReq->VolumeID = disk;
- pReq->VolumeBus = 0;
+ pReq->VolumeID = id;
+ pReq->VolumeBus = channel;
pReq->PhysDiskNum = 0;
pReq->MsgFlags = 0;
pReq->Reserved2 = 0;
mpt_add_sge((char *)&pReq->ActionDataSGE,
MPT_SGE_FLAGS_SSIMPLE_READ | 0, (dma_addr_t) -1);
- ddvprintk((MYIOC_s_INFO_FMT "RAID Volume action %x id %d\n",
- hd->ioc->name, action, io->id));
+ ddvprintk((MYIOC_s_INFO_FMT "RAID Volume action=%x channel=%d id=%d\n",
+ hd->ioc->name, pReq->Action, channel, id));
hd->pLocal = NULL;
hd->timer.expires = jiffies + HZ*10; /* 10 second timeout */
/* no DV on RAID devices */
if (sdev->channel == 0 &&
- (hd->ioc->raid_data.isRaid & (1 << sdev->id)))
+ mptspi_is_raid(hd, sdev->id))
return;
/* If this is a piece of a RAID, then quiesce first */
if (sdev->channel == 1 &&
- mptscsih_quiesce_raid(hd, 1, vtarget->target_id) < 0) {
+ mptscsih_quiesce_raid(hd, 1, vtarget->channel, vtarget->id) < 0) {
starget_printk(KERN_ERR, scsi_target(sdev),
"Integrated RAID quiesce failed\n");
return;
spi_dv_device(sdev);
if (sdev->channel == 1 &&
- mptscsih_quiesce_raid(hd, 0, vtarget->target_id) < 0)
+ mptscsih_quiesce_raid(hd, 0, vtarget->channel, vtarget->id) < 0)
starget_printk(KERN_ERR, scsi_target(sdev),
"Integrated RAID resume failed\n");
static int mptspi_slave_alloc(struct scsi_device *sdev)
{
- int ret;
MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sdev->host->hostdata;
- /* gcc doesn't see that all uses of this variable occur within
- * the if() statements, so stop it from whining */
- int physdisknum = 0;
-
- if (sdev->channel == 1) {
- physdisknum = mptscsih_raid_id_to_num(hd, sdev->id);
+ VirtTarget *vtarget;
+ VirtDevice *vdev;
+ struct scsi_target *starget;
- if (physdisknum < 0)
- return physdisknum;
+ if (sdev->channel == 1 &&
+ mptscsih_is_phys_disk(hd->ioc, 0, sdev->id) == 0)
+ return -ENXIO;
+
+ vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL);
+ if (!vdev) {
+ printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n",
+ hd->ioc->name, sizeof(VirtDevice));
+ return -ENOMEM;
}
- ret = mptscsih_slave_alloc(sdev);
+ vdev->lun = sdev->lun;
+ sdev->hostdata = vdev;
- if (ret)
- return ret;
+ starget = scsi_target(sdev);
+ vtarget = starget->hostdata;
+ vdev->vtarget = vtarget;
+ vtarget->num_luns++;
- if (sdev->channel == 1) {
- VirtDevice *vdev = sdev->hostdata;
+ if (sdev->channel == 1)
sdev->no_uld_attach = 1;
- vdev->vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT;
- /* The real channel for this device is zero */
- vdev->vtarget->bus_id = 0;
- /* The actual physdisknum (for RAID passthrough) */
- vdev->vtarget->target_id = physdisknum;
- }
return 0;
}
return ret;
if ((sdev->channel == 1 ||
- !(hd->ioc->raid_data.isRaid & (1 << sdev->id))) &&
+ !(mptspi_is_raid(hd, sdev->id))) &&
!spi_initial_dv(sdev->sdev_target))
mptspi_dv_device(hd, sdev);
return 0;
}
+static int
+mptspi_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
+{
+ struct _MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata;
+ VirtDevice *vdev = SCpnt->device->hostdata;
+
+ if (!vdev || !vdev->vtarget) {
+ SCpnt->result = DID_NO_CONNECT << 16;
+ done(SCpnt);
+ return 0;
+ }
+
+ if (SCpnt->device->channel == 1 &&
+ mptscsih_is_phys_disk(hd->ioc, 0, SCpnt->device->id) == 0) {
+ SCpnt->result = DID_NO_CONNECT << 16;
+ done(SCpnt);
+ return 0;
+ }
+
+ return mptscsih_qcmd(SCpnt,done);
+}
+
static void mptspi_slave_destroy(struct scsi_device *sdev)
{
struct scsi_target *starget = scsi_target(sdev);
.proc_info = mptscsih_proc_info,
.name = "MPT SPI Host",
.info = mptscsih_info,
- .queuecommand = mptscsih_qcmd,
+ .queuecommand = mptspi_qcmd,
.target_alloc = mptspi_target_alloc,
.slave_alloc = mptspi_slave_alloc,
.slave_configure = mptspi_slave_configure,
- .target_destroy = mptscsih_target_destroy,
+ .target_destroy = mptspi_target_destroy,
.slave_destroy = mptspi_slave_destroy,
.change_queue_depth = mptscsih_change_queue_depth,
.eh_abort_handler = mptscsih_abort,
/* don't allow updating nego parameters on RAID devices */
if (starget->channel == 0 &&
- (hd->ioc->raid_data.isRaid & (1 << starget->id)))
+ mptspi_is_raid(hd, starget->id))
return -1;
size = ioc->spi_data.sdp1length * 4;
if (sdev->channel != 1)
continue;
- /* The target_id is the raid PhysDiskNum, even if
+ /* The id is the raid PhysDiskNum, even if
* starget->id is the actual target address */
- if(vtarget->target_id != disk)
+ if(vtarget->id != disk)
continue;
starget_printk(KERN_INFO, vtarget->starget,
{
struct _MPT_SCSI_HOST *hd =
(struct _MPT_SCSI_HOST *)dev_to_shost(starget->dev.parent)->hostdata;
- return ((hd->ioc->raid_data.isRaid & (1 << starget->id)) &&
+ return ((mptspi_is_raid(hd, starget->id)) &&
starget->channel == 0) ? 1 : 0;
}
* max_lun = 1 + actual last lun,
* see hosts.h :o(
*/
- sh->max_id = MPT_MAX_SCSI_DEVICES;
+ sh->max_id = ioc->devices_per_bus;
sh->max_lun = MPT_LAST_LUN + 1;
/*
dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n",
ioc->name, hd->ScsiLookup));
- /* Allocate memory for the device structures.
- * A non-Null pointer at an offset
- * indicates a device exists.
- * max_id = 1 + maximum id (hosts.h)
- */
- hd->Targets = kcalloc(sh->max_id * (sh->max_channel + 1),
- sizeof(void *), GFP_ATOMIC);
- if (!hd->Targets) {
- error = -ENOMEM;
- goto out_mptspi_probe;
- }
-
- dprintk((KERN_INFO " vdev @ %p\n", hd->Targets));
-
/* Clear the TM flags
*/
hd->tmPending = 0;
projects / kernel / kernel-generic.git / commitdiff