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-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_base.c42
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_base.h49
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_ctl.c5
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_ctl.h1
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_scsih.c617
5 files changed, 638 insertions, 76 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index 3346357031e9..efa0255491c2 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -522,7 +522,8 @@ _base_display_event_data(struct MPT2SAS_ADAPTER *ioc,
desc = "Device Status Change";
break;
case MPI2_EVENT_IR_OPERATION_STATUS:
- desc = "IR Operation Status";
+ if (!ioc->hide_ir_msg)
+ desc = "IR Operation Status";
break;
case MPI2_EVENT_SAS_DISCOVERY:
{
@@ -553,16 +554,20 @@ _base_display_event_data(struct MPT2SAS_ADAPTER *ioc,
desc = "SAS Enclosure Device Status Change";
break;
case MPI2_EVENT_IR_VOLUME:
- desc = "IR Volume";
+ if (!ioc->hide_ir_msg)
+ desc = "IR Volume";
break;
case MPI2_EVENT_IR_PHYSICAL_DISK:
- desc = "IR Physical Disk";
+ if (!ioc->hide_ir_msg)
+ desc = "IR Physical Disk";
break;
case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
- desc = "IR Configuration Change List";
+ if (!ioc->hide_ir_msg)
+ desc = "IR Configuration Change List";
break;
case MPI2_EVENT_LOG_ENTRY_ADDED:
- desc = "Log Entry Added";
+ if (!ioc->hide_ir_msg)
+ desc = "Log Entry Added";
break;
}
@@ -616,7 +621,10 @@ _base_sas_log_info(struct MPT2SAS_ADAPTER *ioc , u32 log_info)
originator_str = "PL";
break;
case 2:
- originator_str = "IR";
+ if (!ioc->hide_ir_msg)
+ originator_str = "IR";
+ else
+ originator_str = "WarpDrive";
break;
}
@@ -1508,6 +1516,7 @@ mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid)
}
ioc->scsi_lookup[i].cb_idx = 0xFF;
ioc->scsi_lookup[i].scmd = NULL;
+ ioc->scsi_lookup[i].direct_io = 0;
list_add_tail(&ioc->scsi_lookup[i].tracker_list,
&ioc->free_list);
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
@@ -1844,10 +1853,12 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc)
printk("), ");
printk("Capabilities=(");
- if (ioc->facts.IOCCapabilities &
- MPI2_IOCFACTS_CAPABILITY_INTEGRATED_RAID) {
- printk("Raid");
- i++;
+ if (!ioc->hide_ir_msg) {
+ if (ioc->facts.IOCCapabilities &
+ MPI2_IOCFACTS_CAPABILITY_INTEGRATED_RAID) {
+ printk("Raid");
+ i++;
+ }
}
if (ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR) {
@@ -3680,6 +3691,7 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
u32 reply_address;
u16 smid;
struct _tr_list *delayed_tr, *delayed_tr_next;
+ u8 hide_flag;
dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name,
__func__));
@@ -3706,6 +3718,7 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
ioc->scsi_lookup[i].cb_idx = 0xFF;
ioc->scsi_lookup[i].smid = smid;
ioc->scsi_lookup[i].scmd = NULL;
+ ioc->scsi_lookup[i].direct_io = 0;
list_add_tail(&ioc->scsi_lookup[i].tracker_list,
&ioc->free_list);
}
@@ -3766,6 +3779,15 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
if (sleep_flag == CAN_SLEEP)
_base_static_config_pages(ioc);
+ if (ioc->wait_for_port_enable_to_complete && ioc->is_warpdrive) {
+ if (ioc->manu_pg10.OEMIdentifier == 0x80) {
+ hide_flag = (u8) (ioc->manu_pg10.OEMSpecificFlags0 &
+ MFG_PAGE10_HIDE_SSDS_MASK);
+ if (hide_flag != MFG_PAGE10_HIDE_SSDS_MASK)
+ ioc->mfg_pg10_hide_flag = hide_flag;
+ }
+ }
+
if (ioc->wait_for_port_enable_to_complete) {
if (diag_buffer_enable != 0)
mpt2sas_enable_diag_buffer(ioc, diag_buffer_enable);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
index 500328245f61..2a3c05f6db8b 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
@@ -69,11 +69,11 @@
#define MPT2SAS_DRIVER_NAME "mpt2sas"
#define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
-#define MPT2SAS_DRIVER_VERSION "08.100.00.00"
+#define MPT2SAS_DRIVER_VERSION "08.100.00.01"
#define MPT2SAS_MAJOR_VERSION 08
#define MPT2SAS_MINOR_VERSION 100
#define MPT2SAS_BUILD_VERSION 00
-#define MPT2SAS_RELEASE_VERSION 00
+#define MPT2SAS_RELEASE_VERSION 01
/*
* Set MPT2SAS_SG_DEPTH value based on user input.
@@ -189,6 +189,16 @@
#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046
/*
+ * WarpDrive Specific Log codes
+ */
+
+#define MPT2_WARPDRIVE_LOGENTRY (0x8002)
+#define MPT2_WARPDRIVE_LC_SSDT (0x41)
+#define MPT2_WARPDRIVE_LC_SSDLW (0x43)
+#define MPT2_WARPDRIVE_LC_SSDLF (0x44)
+#define MPT2_WARPDRIVE_LC_BRMF (0x4D)
+
+/*
* per target private data
*/
#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
@@ -199,6 +209,7 @@
* struct MPT2SAS_TARGET - starget private hostdata
* @starget: starget object
* @sas_address: target sas address
+ * @raid_device: raid_device pointer to access volume data
* @handle: device handle
* @num_luns: number luns
* @flags: MPT_TARGET_FLAGS_XXX flags
@@ -208,6 +219,7 @@
struct MPT2SAS_TARGET {
struct scsi_target *starget;
u64 sas_address;
+ struct _raid_device *raid_device;
u16 handle;
int num_luns;
u32 flags;
@@ -215,6 +227,7 @@ struct MPT2SAS_TARGET {
u8 tm_busy;
};
+
/*
* per device private data
*/
@@ -262,6 +275,12 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
+#define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003)
+#define MFG_PAGE10_HIDE_ALL_DISKS (0x00)
+#define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01)
+#define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02)
+
+
struct MPT2SAS_DEVICE {
struct MPT2SAS_TARGET *sas_target;
unsigned int lun;
@@ -341,6 +360,7 @@ struct _sas_device {
* @sdev: scsi device struct (volumes are single lun)
* @wwid: unique identifier for the volume
* @handle: device handle
+ * @block_size: Block size of the volume
* @id: target id
* @channel: target channel
* @volume_type: the raid level
@@ -348,20 +368,33 @@ struct _sas_device {
* @num_pds: number of hidden raid components
* @responding: used in _scsih_raid_device_mark_responding
* @percent_complete: resync percent complete
+ * @direct_io_enabled: Whether direct io to PDs are allowed or not
+ * @stripe_exponent: X where 2powX is the stripe sz in blocks
+ * @max_lba: Maximum number of LBA in the volume
+ * @stripe_sz: Stripe Size of the volume
+ * @device_info: Device info of the volume member disk
+ * @pd_handle: Array of handles of the physical drives for direct I/O in le16
*/
+#define MPT_MAX_WARPDRIVE_PDS 8
struct _raid_device {
struct list_head list;
struct scsi_target *starget;
struct scsi_device *sdev;
u64 wwid;
u16 handle;
+ u16 block_sz;
int id;
int channel;
u8 volume_type;
- u32 device_info;
u8 num_pds;
u8 responding;
u8 percent_complete;
+ u8 direct_io_enabled;
+ u8 stripe_exponent;
+ u64 max_lba;
+ u32 stripe_sz;
+ u32 device_info;
+ u16 pd_handle[MPT_MAX_WARPDRIVE_PDS];
};
/**
@@ -470,6 +503,7 @@ struct chain_tracker {
* @smid: system message id
* @scmd: scsi request pointer
* @cb_idx: callback index
+ * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
* @chain_list: list of chains associated to this IO
* @tracker_list: list of free request (ioc->free_list)
*/
@@ -477,14 +511,14 @@ struct scsiio_tracker {
u16 smid;
struct scsi_cmnd *scmd;
u8 cb_idx;
+ u8 direct_io;
struct list_head chain_list;
struct list_head tracker_list;
};
/**
- * struct request_tracker - misc mf request tracker
+ * struct request_tracker - firmware request tracker
* @smid: system message id
- * @scmd: scsi request pointer
* @cb_idx: callback index
* @tracker_list: list of free request (ioc->free_list)
*/
@@ -832,6 +866,11 @@ struct MPT2SAS_ADAPTER {
u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
u32 ring_buffer_offset;
u32 ring_buffer_sz;
+ u8 is_warpdrive;
+ u8 hide_ir_msg;
+ u8 mfg_pg10_hide_flag;
+ u8 hide_drives;
+
};
typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
index d72f1f2b1392..437c2d94c45a 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
@@ -1041,7 +1041,10 @@ _ctl_getiocinfo(void __user *arg)
__func__));
memset(&karg, 0 , sizeof(karg));
- karg.adapter_type = MPT2_IOCTL_INTERFACE_SAS2;
+ if (ioc->is_warpdrive)
+ karg.adapter_type = MPT2_IOCTL_INTERFACE_SAS2_SSS6200;
+ else
+ karg.adapter_type = MPT2_IOCTL_INTERFACE_SAS2;
if (ioc->pfacts)
karg.port_number = ioc->pfacts[0].PortNumber;
pci_read_config_byte(ioc->pdev, PCI_CLASS_REVISION, &revision);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.h b/drivers/scsi/mpt2sas/mpt2sas_ctl.h
index 69916e46e04f..11ff1d5fb8f0 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.h
@@ -133,6 +133,7 @@ struct mpt2_ioctl_pci_info {
#define MPT2_IOCTL_INTERFACE_FC_IP (0x02)
#define MPT2_IOCTL_INTERFACE_SAS (0x03)
#define MPT2_IOCTL_INTERFACE_SAS2 (0x04)
+#define MPT2_IOCTL_INTERFACE_SAS2_SSS6200 (0x05)
#define MPT2_IOCTL_VERSION_LENGTH (32)
/**
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index d2064a0533ae..f12e02358d6d 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -233,6 +233,9 @@ static struct pci_device_id scsih_pci_table[] = {
PCI_ANY_ID, PCI_ANY_ID },
{ MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3,
PCI_ANY_ID, PCI_ANY_ID },
+ /* SSS6200 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200,
+ PCI_ANY_ID, PCI_ANY_ID },
{0} /* Terminating entry */
};
MODULE_DEVICE_TABLE(pci, scsih_pci_table);
@@ -1256,6 +1259,7 @@ _scsih_target_alloc(struct scsi_target *starget)
sas_target_priv_data->handle = raid_device->handle;
sas_target_priv_data->sas_address = raid_device->wwid;
sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME;
+ sas_target_priv_data->raid_device = raid_device;
raid_device->starget = starget;
}
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
@@ -1455,7 +1459,10 @@ static int
_scsih_is_raid(struct device *dev)
{
struct scsi_device *sdev = to_scsi_device(dev);
+ struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host);
+ if (ioc->is_warpdrive)
+ return 0;
return (sdev->channel == RAID_CHANNEL) ? 1 : 0;
}
@@ -1480,7 +1487,7 @@ _scsih_get_resync(struct device *dev)
sdev->channel);
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
- if (!raid_device)
+ if (!raid_device || ioc->is_warpdrive)
goto out;
if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0,
@@ -1640,6 +1647,212 @@ _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc,
kfree(vol_pg0);
}
+/**
+ * _scsih_disable_ddio - Disable direct I/O for all the volumes
+ * @ioc: per adapter object
+ */
+static void
+_scsih_disable_ddio(struct MPT2SAS_ADAPTER *ioc)
+{
+ Mpi2RaidVolPage1_t vol_pg1;
+ Mpi2ConfigReply_t mpi_reply;
+ struct _raid_device *raid_device;
+ u16 handle;
+ u16 ioc_status;
+
+ handle = 0xFFFF;
+ while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
+ &vol_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(vol_pg1.DevHandle);
+ raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
+ if (raid_device)
+ raid_device->direct_io_enabled = 0;
+ }
+ return;
+}
+
+
+/**
+ * _scsih_get_num_volumes - Get number of volumes in the ioc
+ * @ioc: per adapter object
+ */
+static u8
+_scsih_get_num_volumes(struct MPT2SAS_ADAPTER *ioc)
+{
+ Mpi2RaidVolPage1_t vol_pg1;
+ Mpi2ConfigReply_t mpi_reply;
+ u16 handle;
+ u8 vol_cnt = 0;
+ u16 ioc_status;
+
+ handle = 0xFFFF;
+ while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply,
+ &vol_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;
+ vol_cnt++;
+ handle = le16_to_cpu(vol_pg1.DevHandle);
+ }
+ return vol_cnt;
+}
+
+
+/**
+ * _scsih_init_warpdrive_properties - Set properties for warpdrive direct I/O.
+ * @ioc: per adapter object
+ * @raid_device: the raid_device object
+ */
+static void
+_scsih_init_warpdrive_properties(struct MPT2SAS_ADAPTER *ioc,
+ struct _raid_device *raid_device)
+{
+ Mpi2RaidVolPage0_t *vol_pg0;
+ Mpi2RaidPhysDiskPage0_t pd_pg0;
+ Mpi2ConfigReply_t mpi_reply;
+ u16 sz;
+ u8 num_pds, count;
+ u64 mb = 1024 * 1024;
+ u64 tb_2 = 2 * mb * mb;
+ u64 capacity;
+ u32 stripe_sz;
+ u8 i, stripe_exp;
+
+ if (!ioc->is_warpdrive)
+ return;
+
+ if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "globally as drives are exposed\n", ioc->name);
+ return;
+ }
+ if (_scsih_get_num_volumes(ioc) > 1) {
+ _scsih_disable_ddio(ioc);
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "globally as number of drives > 1\n", ioc->name);
+ return;
+ }
+ if ((mpt2sas_config_get_number_pds(ioc, raid_device->handle,
+ &num_pds)) || !num_pds) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "Failure in computing number of drives\n", ioc->name);
+ return;
+ }
+
+ sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds *
+ sizeof(Mpi2RaidVol0PhysDisk_t));
+ vol_pg0 = kzalloc(sz, GFP_KERNEL);
+ if (!vol_pg0) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "Memory allocation failure for RVPG0\n", ioc->name);
+ return;
+ }
+
+ if ((mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0,
+ MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "Failure in retrieving RVPG0\n", ioc->name);
+ kfree(vol_pg0);
+ return;
+ }
+
+ /*
+ * WARPDRIVE:If number of physical disks in a volume exceeds the max pds
+ * assumed for WARPDRIVE, disable direct I/O
+ */
+ if (num_pds > MPT_MAX_WARPDRIVE_PDS) {
+ printk(MPT2SAS_WARN_FMT "WarpDrive : Direct IO is disabled "
+ "for the drive with handle(0x%04x): num_mem=%d, "
+ "max_mem_allowed=%d\n", ioc->name, raid_device->handle,
+ num_pds, MPT_MAX_WARPDRIVE_PDS);
+ kfree(vol_pg0);
+ return;
+ }
+ for (count = 0; count < num_pds; count++) {
+ if (mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
+ &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM,
+ vol_pg0->PhysDisk[count].PhysDiskNum) ||
+ pd_pg0.DevHandle == MPT2SAS_INVALID_DEVICE_HANDLE) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is "
+ "disabled for the drive with handle(0x%04x) member"
+ "handle retrieval failed for member number=%d\n",
+ ioc->name, raid_device->handle,
+ vol_pg0->PhysDisk[count].PhysDiskNum);
+ goto out_error;
+ }
+ raid_device->pd_handle[count] = le16_to_cpu(pd_pg0.DevHandle);
+ }
+
+ /*
+ * Assumption for WD: Direct I/O is not supported if the volume is
+ * not RAID0, if the stripe size is not 64KB, if the block size is
+ * not 512 and if the volume size is >2TB
+ */
+ if (raid_device->volume_type != MPI2_RAID_VOL_TYPE_RAID0 ||
+ le16_to_cpu(vol_pg0->BlockSize) != 512) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "for the drive with handle(0x%04x): type=%d, "
+ "s_sz=%uK, blk_size=%u\n", ioc->name,
+ raid_device->handle, raid_device->volume_type,
+ le32_to_cpu(vol_pg0->StripeSize)/2,
+ le16_to_cpu(vol_pg0->BlockSize));
+ goto out_error;
+ }
+
+ capacity = (u64) le16_to_cpu(vol_pg0->BlockSize) *
+ (le64_to_cpu(vol_pg0->MaxLBA) + 1);
+
+ if (capacity > tb_2) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "for the drive with handle(0x%04x) since drive sz > 2TB\n",
+ ioc->name, raid_device->handle);
+ goto out_error;
+ }
+
+ stripe_sz = le32_to_cpu(vol_pg0->StripeSize);
+ stripe_exp = 0;
+ for (i = 0; i < 32; i++) {
+ if (stripe_sz & 1)
+ break;
+ stripe_exp++;
+ stripe_sz >>= 1;
+ }
+ if (i == 32) {
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled "
+ "for the drive with handle(0x%04x) invalid stripe sz %uK\n",
+ ioc->name, raid_device->handle,
+ le32_to_cpu(vol_pg0->StripeSize)/2);
+ goto out_error;
+ }
+ raid_device->stripe_exponent = stripe_exp;
+ raid_device->direct_io_enabled = 1;
+
+ printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is Enabled for the drive"
+ " with handle(0x%04x)\n", ioc->name, raid_device->handle);
+ /*
+ * WARPDRIVE: Though the following fields are not used for direct IO,
+ * stored for future purpose:
+ */
+ raid_device->max_lba = le64_to_cpu(vol_pg0->MaxLBA);
+ raid_device->stripe_sz = le32_to_cpu(vol_pg0->StripeSize);
+ raid_device->block_sz = le16_to_cpu(vol_pg0->BlockSize);
+
+
+ kfree(vol_pg0);
+ return;
+
+out_error:
+ raid_device->direct_io_enabled = 0;
+ for (count = 0; count < num_pds; count++)
+ raid_device->pd_handle[count] = 0;
+ kfree(vol_pg0);
+ return;
+}
/**
* _scsih_enable_tlr - setting TLR flags
@@ -1710,6 +1923,11 @@ _scsih_slave_configure(struct scsi_device *sdev)
_scsih_get_volume_capabilities(ioc, raid_device);
+ /*
+ * WARPDRIVE: Initialize the required data for Direct IO
+ */
+ _scsih_init_warpdrive_properties(ioc, raid_device);
+
/* RAID Queue Depth Support
* IS volume = underlying qdepth of drive type, either
* MPT2SAS_SAS_QUEUE_DEPTH or MPT2SAS_SATA_QUEUE_DEPTH
@@ -1757,14 +1975,16 @@ _scsih_slave_configure(struct scsi_device *sdev)
break;
}
- sdev_printk(KERN_INFO, sdev, "%s: "
- "handle(0x%04x), wwid(0x%016llx), pd_count(%d), type(%s)\n",
- r_level, raid_device->handle,
- (unsigned long long)raid_device->wwid,
- raid_device->num_pds, ds);
+ if (!ioc->hide_ir_msg)
+ sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), "
+ "wwid(0x%016llx), pd_count(%d), type(%s)\n",
+ r_level, raid_device->handle,
+ (unsigned long long)raid_device->wwid,
+ raid_device->num_pds, ds);
_scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT);
/* raid transport support */
- _scsih_set_level(sdev, raid_device);
+ if (!ioc->is_warpdrive)
+ _scsih_set_level(sdev, raid_device);
return 0;
}
@@ -2133,8 +2353,7 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel,
switch (type) {
case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
scmd_lookup = _scsih_scsi_lookup_get(ioc, smid_task);
- if (scmd_lookup && (scmd_lookup->serial_number ==
- scmd->serial_number))
+ if (scmd_lookup)
rc = FAILED;
else
rc = SUCCESS;
@@ -2182,16 +2401,20 @@ _scsih_tm_display_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
struct MPT2SAS_TARGET *priv_target = starget->hostdata;
struct _sas_device *sas_device = NULL;
unsigned long flags;
+ char *device_str = NULL;
if (!priv_target)
return;
+ if (ioc->hide_ir_msg)
+ device_str = "WarpDrive";
+ else
+ device_str = "volume";
scsi_print_command(scmd);
if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
- starget_printk(KERN_INFO, starget, "volume handle(0x%04x), "
- "volume wwid(0x%016llx)\n",
- priv_target->handle,
- (unsigned long long)priv_target->sas_address);
+ starget_printk(KERN_INFO, starget, "%s handle(0x%04x), "
+ "%s wwid(0x%016llx)\n", device_str, priv_target->handle,
+ device_str, (unsigned long long)priv_target->sas_address);
} else {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc,
@@ -3130,6 +3353,9 @@ _scsih_check_ir_config_unhide_events(struct MPT2SAS_ADAPTER *ioc,
a = 0;
b = 0;
+ if (ioc->is_warpdrive)
+ return;
+
/* Volume Resets for Deleted or Removed */
element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
for (i = 0; i < event_data->NumElements; i++, element++) {
@@ -3347,6 +3573,105 @@ _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status)
}
/**
+ * _scsih_scsi_direct_io_get - returns direct io flag
+ * @ioc: per adapter object
+ * @smid: system request message index
+ *
+ * Returns the smid stored scmd pointer.
+ */
+static inline u8
+_scsih_scsi_direct_io_get(struct MPT2SAS_ADAPTER *ioc, u16 smid)
+{
+ return ioc->scsi_lookup[smid - 1].direct_io;
+}
+
+/**
+ * _scsih_scsi_direct_io_set - sets direct io flag
+ * @ioc: per adapter object
+ * @smid: system request message index
+ * @direct_io: Zero or non-zero value to set in the direct_io flag
+ *
+ * Returns Nothing.
+ */
+static inline void
+_scsih_scsi_direct_io_set(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 direct_io)
+{
+ ioc->scsi_lookup[smid - 1].direct_io = direct_io;
+}
+
+
+/**
+ * _scsih_setup_direct_io - setup MPI request for WARPDRIVE Direct I/O
+ * @ioc: per adapter object
+ * @scmd: pointer to scsi command object
+ * @raid_device: pointer to raid device data structure
+ * @mpi_request: pointer to the SCSI_IO reqest message frame
+ * @smid: system request message index
+ *
+ * Returns nothing
+ */
+static void
+_scsih_setup_direct_io(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
+ struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request,
+ u16 smid)
+{
+ u32 v_lba, p_lba, stripe_off, stripe_unit, column, io_size;
+ u32 stripe_sz, stripe_exp;
+ u8 num_pds, *cdb_ptr, *tmp_ptr, *lba_ptr1, *lba_ptr2;
+ u8 cdb0 = scmd->cmnd[0];
+
+ /*
+ * Try Direct I/O to RAID memeber disks
+ */
+ if (cdb0 == READ_16 || cdb0 == READ_10 ||
+ cdb0 == WRITE_16 || cdb0 == WRITE_10) {
+ cdb_ptr = mpi_request->CDB.CDB32;
+
+ if ((cdb0 < READ_16) || !(cdb_ptr[2] | cdb_ptr[3] | cdb_ptr[4]
+ | cdb_ptr[5])) {
+ io_size = scsi_bufflen(scmd) >> 9;
+ /* get virtual lba */
+ lba_ptr1 = lba_ptr2 = (cdb0 < READ_16) ? &cdb_ptr[2] :
+ &cdb_ptr[6];
+ tmp_ptr = (u8 *)&v_lba + 3;
+ *tmp_ptr-- = *lba_ptr1++;
+ *tmp_ptr-- = *lba_ptr1++;
+ *tmp_ptr-- = *lba_ptr1++;
+ *tmp_ptr = *lba_ptr1;
+
+ if (((u64)v_lba + (u64)io_size - 1) <=
+ (u32)raid_device->max_lba) {
+ stripe_sz = raid_device->stripe_sz;
+ stripe_exp = raid_device->stripe_exponent;
+ stripe_off = v_lba & (stripe_sz - 1);
+
+ /* Check whether IO falls within a stripe */
+ if ((stripe_off + io_size) <= stripe_sz) {
+ num_pds = raid_device->num_pds;
+ p_lba = v_lba >> stripe_exp;
+ stripe_unit = p_lba / num_pds;
+ column = p_lba % num_pds;
+ p_lba = (stripe_unit << stripe_exp) +
+ stripe_off;
+ mpi_request->DevHandle =
+ cpu_to_le16(raid_device->
+ pd_handle[column]);
+ tmp_ptr = (u8 *)&p_lba + 3;
+ *lba_ptr2++ = *tmp_ptr--;
+ *lba_ptr2++ = *tmp_ptr--;
+ *lba_ptr2++ = *tmp_ptr--;
+ *lba_ptr2 = *tmp_ptr;
+ /*
+ * WD: To indicate this I/O is directI/O
+ */
+ _scsih_scsi_direct_io_set(ioc, smid, 1);
+ }
+ }
+ }
+ }
+}
+
+/**
* _scsih_qcmd - main scsi request entry point
* @scmd: pointer to scsi command object
* @done: function pointer to be invoked on completion
@@ -3363,6 +3688,7 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *))
struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
struct MPT2SAS_DEVICE *sas_device_priv_data;
struct MPT2SAS_TARGET *sas_target_priv_data;
+ struct _raid_device *raid_device;
Mpi2SCSIIORequest_t *mpi_request;
u32 mpi_control;
u16 smid;
@@ -3424,8 +3750,10 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *))
} else
mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ;
- /* Make sure Device is not raid volume */
- if (!_scsih_is_raid(&scmd->device->sdev_gendev) &&
+ /* Make sure Device is not raid volume.
+ * We do not expose raid functionality to upper layer for warpdrive.
+ */
+ if (!ioc->is_warpdrive && !_scsih_is_raid(&scmd->device->sdev_gendev) &&
sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32)
mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON;
@@ -3473,9 +3801,14 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *))
}
}
+ raid_device = sas_target_priv_data->raid_device;
+ if (raid_device && raid_device->direct_io_enabled)
+ _scsih_setup_direct_io(ioc, scmd, raid_device, mpi_request,
+ smid);
+
if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST))
mpt2sas_base_put_smid_scsi_io(ioc, smid,
- sas_device_priv_data->sas_target->handle);
+ le16_to_cpu(mpi_request->DevHandle));
else
mpt2sas_base_put_smid_default(ioc, smid);
return 0;
@@ -3540,10 +3873,16 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
unsigned long flags;
struct scsi_target *starget = scmd->device->sdev_target;
struct MPT2SAS_TARGET *priv_target = starget->hostdata;
+ char *device_str = NULL;
if (!priv_target)
return;
+ if (ioc->hide_ir_msg)
+ device_str = "WarpDrive";
+ else
+ device_str = "volume";
+
if (log_info == 0x31170000)
return;
@@ -3660,8 +3999,8 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
scsi_print_command(scmd);
if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
- printk(MPT2SAS_WARN_FMT "\tvolume wwid(0x%016llx)\n", ioc->name,
- (unsigned long long)priv_target->sas_address);
+ printk(MPT2SAS_WARN_FMT "\t%s wwid(0x%016llx)\n", ioc->name,
+ device_str, (unsigned long long)priv_target->sas_address);
} else {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc,
@@ -3840,6 +4179,20 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
scmd->result = DID_NO_CONNECT << 16;
goto out;
}
+ /*
+ * WARPDRIVE: If direct_io is set then it is directIO,
+ * the failed direct I/O should be redirected to volume
+ */
+ if (_scsih_scsi_direct_io_get(ioc, smid)) {
+ _scsih_scsi_direct_io_set(ioc, smid, 0);
+ memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
+ mpi_request->DevHandle =
+ cpu_to_le16(sas_device_priv_data->sas_target->handle);
+ mpt2sas_base_put_smid_scsi_io(ioc, smid,
+ sas_device_priv_data->sas_target->handle);
+ return 0;
+ }
+
/* turning off TLR */
scsi_state = mpi_reply->SCSIState;
@@ -3848,7 +4201,10 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF;
if (!sas_device_priv_data->tlr_snoop_check) {
sas_device_priv_data->tlr_snoop_check++;
- if (!_scsih_is_raid(&scmd->device->sdev_gendev) &&
+ /* Make sure Device is not raid volume.
+ * We do not expose raid functionality to upper layer for warpdrive.
+ */
+ if (!ioc->is_warpdrive && !_scsih_is_raid(&scmd->device->sdev_gendev) &&
sas_is_tlr_enabled(scmd->device) &&
response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) {
sas_disable_tlr(scmd->device);
@@ -4681,8 +5037,10 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc,
_scsih_ublock_io_device(ioc, sas_device_backup.handle);
- mpt2sas_transport_port_remove(ioc, sas_device_backup.sas_address,
- sas_device_backup.sas_address_parent);
+ if (!ioc->hide_drives)
+ mpt2sas_transport_port_remove(ioc,
+ sas_device_backup.sas_address,
+ sas_device_backup.sas_address_parent);
printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), sas_addr"
"(0x%016llx)\n", ioc->name, sas_device_backup.handle,
@@ -5413,6 +5771,7 @@ _scsih_sas_pd_hide(struct MPT2SAS_ADAPTER *ioc,
&sas_device->volume_wwid);
set_bit(handle, ioc->pd_handles);
_scsih_reprobe_target(sas_device->starget, 1);
+
}
/**
@@ -5591,7 +5950,8 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc,
Mpi2EventDataIrConfigChangeList_t *event_data = fw_event->event_data;
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
- if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
+ if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
+ && !ioc->hide_ir_msg)
_scsih_sas_ir_config_change_event_debug(ioc, event_data);
#endif
@@ -5614,16 +5974,20 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc,
le16_to_cpu(element->VolDevHandle));
break;
case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED:
- _scsih_sas_pd_hide(ioc, element);
+ if (!ioc->is_warpdrive)
+ _scsih_sas_pd_hide(ioc, element);
break;
case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED:
- _scsih_sas_pd_expose(ioc, element);
+ if (!ioc->is_warpdrive)
+ _scsih_sas_pd_expose(ioc, element);
break;
case MPI2_EVENT_IR_CHANGE_RC_HIDE:
- _scsih_sas_pd_add(ioc, element);
+ if (!ioc->is_warpdrive)
+ _scsih_sas_pd_add(ioc, element);
break;
case MPI2_EVENT_IR_CHANGE_RC_UNHIDE:
- _scsih_sas_pd_delete(ioc, element);
+ if (!ioc->is_warpdrive)
+ _scsih_sas_pd_delete(ioc, element);
break;
}
}
@@ -5654,9 +6018,10 @@ _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc,
handle = le16_to_cpu(event_data->VolDevHandle);
state = le32_to_cpu(event_data->NewValue);
- dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), "
- "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle,
- le32_to_cpu(event_data->PreviousValue), state));
+ if (!ioc->hide_ir_msg)
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), "
+ "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle,
+ le32_to_cpu(event_data->PreviousValue), state));
switch (state) {
case MPI2_RAID_VOL_STATE_MISSING:
@@ -5736,9 +6101,10 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc,
handle = le16_to_cpu(event_data->PhysDiskDevHandle);
state = le32_to_cpu(event_data->NewValue);
- dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), "
- "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle,
- le32_to_cpu(event_data->PreviousValue), state));
+ if (!ioc->hide_ir_msg)
+ dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), "
+ "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle,
+ le32_to_cpu(event_data->PreviousValue), state));
switch (state) {
case MPI2_RAID_PD_STATE_ONLINE:
@@ -5747,7 +6113,8 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc,
case MPI2_RAID_PD_STATE_OPTIMAL:
case MPI2_RAID_PD_STATE_HOT_SPARE:
- set_bit(handle, ioc->pd_handles);
+ if (!ioc->is_warpdrive)
+ set_bit(handle, ioc->pd_handles);
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
@@ -5851,7 +6218,8 @@ _scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc,
u16 handle;
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
- if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
+ if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
+ && !ioc->hide_ir_msg)
_scsih_sas_ir_operation_status_event_debug(ioc,
event_data);
#endif
@@ -5910,7 +6278,7 @@ static void
_scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
u16 slot, u16 handle)
{
- struct MPT2SAS_TARGET *sas_target_priv_data;
+ struct MPT2SAS_TARGET *sas_target_priv_data = NULL;
struct scsi_target *starget;
struct _sas_device *sas_device;
unsigned long flags;
@@ -5918,7 +6286,7 @@ _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
spin_lock_irqsave(&ioc->sas_device_lock, flags);
list_for_each_entry(sas_device, &ioc->sas_device_list, list) {
if (sas_device->sas_address == sas_address &&
- sas_device->slot == slot && sas_device->starget) {
+ sas_device->slot == slot) {
sas_device->responding = 1;
starget = sas_device->starget;
if (starget && starget->hostdata) {
@@ -5927,13 +6295,15 @@ _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
sas_target_priv_data->deleted = 0;
} else
sas_target_priv_data = NULL;
- starget_printk(KERN_INFO, sas_device->starget,
- "handle(0x%04x), sas_addr(0x%016llx), enclosure "
- "logical id(0x%016llx), slot(%d)\n", handle,
- (unsigned long long)sas_device->sas_address,
- (unsigned long long)
- sas_device->enclosure_logical_id,
- sas_device->slot);
+ if (starget)
+ starget_printk(KERN_INFO, starget,
+ "handle(0x%04x), sas_addr(0x%016llx), "
+ "enclosure logical id(0x%016llx), "
+ "slot(%d)\n", handle,
+ (unsigned long long)sas_device->sas_address,
+ (unsigned long long)
+ sas_device->enclosure_logical_id,
+ sas_device->slot);
if (sas_device->handle == handle)
goto out;
printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n",
@@ -6025,6 +6395,12 @@ _scsih_mark_responding_raid_device(struct MPT2SAS_ADAPTER *ioc, u64 wwid,
starget_printk(KERN_INFO, raid_device->starget,
"handle(0x%04x), wwid(0x%016llx)\n", handle,
(unsigned long long)raid_device->wwid);
+ /*
+ * WARPDRIVE: The handles of the PDs might have changed
+ * across the host reset so re-initialize the
+ * required data for Direct IO
+ */
+ _scsih_init_warpdrive_properties(ioc, raid_device);
if (raid_device->handle == handle)
goto out;
printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n",
@@ -6086,18 +6462,20 @@ _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc)
}
/* refresh the pd_handles */
- phys_disk_num = 0xFF;
- memset(ioc->pd_handles, 0, ioc->pd_handles_sz);
- 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);
- set_bit(handle, ioc->pd_handles);
+ if (!ioc->is_warpdrive) {
+ phys_disk_num = 0xFF;
+ memset(ioc->pd_handles, 0, ioc->pd_handles_sz);
+ 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);
+ set_bit(handle, ioc->pd_handles);
+ }
}
}
@@ -6243,6 +6621,50 @@ _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc)
}
/**
+ * _scsih_hide_unhide_sas_devices - add/remove device to/from OS
+ * @ioc: per adapter object
+ *
+ * Return nothing.
+ */
+static void
+_scsih_hide_unhide_sas_devices(struct MPT2SAS_ADAPTER *ioc)
+{
+ struct _sas_device *sas_device, *sas_device_next;
+
+ if (!ioc->is_warpdrive || ioc->mfg_pg10_hide_flag !=
+ MFG_PAGE10_HIDE_IF_VOL_PRESENT)
+ return;
+
+ 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);
+ }
+ }
+ } 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);
+ }
+ }
+}
+
+/**
* mpt2sas_scsih_reset_handler - reset callback handler (for scsih)
* @ioc: per adapter object
* @reset_phase: phase
@@ -6326,6 +6748,7 @@ _firmware_event_work(struct work_struct *work)
spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock,
flags);
_scsih_remove_unresponding_sas_devices(ioc);
+ _scsih_hide_unhide_sas_devices(ioc);
return;
}
@@ -6425,6 +6848,53 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
(Mpi2EventDataIrVolume_t *)
mpi_reply->EventData);
break;
+ case MPI2_EVENT_LOG_ENTRY_ADDED:
+ {
+ Mpi2EventDataLogEntryAdded_t *log_entry;
+ u32 *log_code;
+
+ if (!ioc->is_warpdrive)
+ break;
+
+ log_entry = (Mpi2EventDataLogEntryAdded_t *)
+ mpi_reply->EventData;
+ log_code = (u32 *)log_entry->LogData;
+
+ if (le16_to_cpu(log_entry->LogEntryQualifier)
+ != MPT2_WARPDRIVE_LOGENTRY)
+ break;
+
+ switch (le32_to_cpu(*log_code)) {
+ case MPT2_WARPDRIVE_LC_SSDT:
+ printk(MPT2SAS_WARN_FMT "WarpDrive Warning: "
+ "IO Throttling has occurred in the WarpDrive "
+ "subsystem. Check WarpDrive documentation for "
+ "additional details.\n", ioc->name);
+ break;
+ case MPT2_WARPDRIVE_LC_SSDLW:
+ printk(MPT2SAS_WARN_FMT "WarpDrive Warning: "
+ "Program/Erase Cycles for the WarpDrive subsystem "
+ "in degraded range. Check WarpDrive documentation "
+ "for additional details.\n", ioc->name);
+ break;
+ case MPT2_WARPDRIVE_LC_SSDLF:
+ printk(MPT2SAS_ERR_FMT "WarpDrive Fatal Error: "
+ "There are no Program/Erase Cycles for the "
+ "WarpDrive subsystem. The storage device will be "
+ "in read-only mode. Check WarpDrive documentation "
+ "for additional details.\n", ioc->name);
+ break;
+ case MPT2_WARPDRIVE_LC_BRMF:
+ printk(MPT2SAS_ERR_FMT "WarpDrive Fatal Error: "
+ "The Backup Rail Monitor has failed on the "
+ "WarpDrive subsystem. Check WarpDrive "
+ "documentation for additional details.\n",
+ ioc->name);
+ break;
+ }
+
+ break;
+ }
case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
case MPI2_EVENT_IR_OPERATION_STATUS:
case MPI2_EVENT_SAS_DISCOVERY:
@@ -6583,7 +7053,8 @@ _scsih_ir_shutdown(struct MPT2SAS_ADAPTER *ioc)
mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
- printk(MPT2SAS_INFO_FMT "IR shutdown (sending)\n", ioc->name);
+ if (!ioc->hide_ir_msg)
+ printk(MPT2SAS_INFO_FMT "IR shutdown (sending)\n", ioc->name);
init_completion(&ioc->scsih_cmds.done);
mpt2sas_base_put_smid_default(ioc, smid);
wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
@@ -6597,10 +7068,11 @@ _scsih_ir_shutdown(struct MPT2SAS_ADAPTER *ioc)
if (ioc->scsih_cmds.status & MPT2_CMD_REPLY_VALID) {
mpi_reply = ioc->scsih_cmds.reply;
- printk(MPT2SAS_INFO_FMT "IR shutdown (complete): "
- "ioc_status(0x%04x), loginfo(0x%08x)\n",
- ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
- le32_to_cpu(mpi_reply->IOCLogInfo));
+ if (!ioc->hide_ir_msg)
+ printk(MPT2SAS_INFO_FMT "IR shutdown (complete): "
+ "ioc_status(0x%04x), loginfo(0x%08x)\n",
+ ioc->name, le16_to_cpu(mpi_reply->IOCStatus),
+ le32_to_cpu(mpi_reply->IOCLogInfo));
}
out:
@@ -6759,6 +7231,9 @@ _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc)
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)
+ return;
if (!mpt2sas_transport_port_add(ioc, sas_device->handle,
sas_device->sas_address_parent)) {
_scsih_sas_device_remove(ioc, sas_device);
@@ -6812,6 +7287,9 @@ _scsih_probe_sas(struct MPT2SAS_ADAPTER *ioc)
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);
@@ -6882,6 +7360,11 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ioc->id = mpt_ids++;
sprintf(ioc->name, "%s%d", MPT2SAS_DRIVER_NAME, ioc->id);
ioc->pdev = pdev;
+ if (id->device == MPI2_MFGPAGE_DEVID_SSS6200) {
+ ioc->is_warpdrive = 1;
+ ioc->hide_ir_msg = 1;
+ } else
+ ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS;
ioc->scsi_io_cb_idx = scsi_io_cb_idx;
ioc->tm_cb_idx = tm_cb_idx;
ioc->ctl_cb_idx = ctl_cb_idx;
@@ -6947,6 +7430,20 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
ioc->wait_for_port_enable_to_complete = 0;
+ if (ioc->is_warpdrive) {
+ if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS)
+ ioc->hide_drives = 0;
+ else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS)
+ ioc->hide_drives = 1;
+ else {
+ if (_scsih_get_num_volumes(ioc))
+ ioc->hide_drives = 1;
+ else
+ ioc->hide_drives = 0;
+ }
+ } else
+ ioc->hide_drives = 0;
+
_scsih_probe_devices(ioc);
return 0;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 02:25:40 +0100