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path: root/drivers/scsi/mpt3sas/mpt3sas_scsih.c
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Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_scsih.c')
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_scsih.c1556
1 files changed, 1081 insertions, 475 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 8ccef3852..9ab77b064 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -54,14 +54,10 @@
#include <linux/interrupt.h>
#include <linux/aer.h>
#include <linux/raid_class.h>
+#include <asm/unaligned.h>
#include "mpt3sas_base.h"
-MODULE_AUTHOR(MPT3SAS_AUTHOR);
-MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION);
-MODULE_LICENSE("GPL");
-MODULE_VERSION(MPT3SAS_DRIVER_VERSION);
-
#define RAID_CHANNEL 1
/* forward proto's */
static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
@@ -75,11 +71,16 @@ static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle,
static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid);
-static void _scsih_scan_start(struct Scsi_Host *shost);
-static int _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time);
-
/* global parameters */
LIST_HEAD(mpt3sas_ioc_list);
+/* global ioc lock for list operations */
+DEFINE_SPINLOCK(gioc_lock);
+
+MODULE_AUTHOR(MPT3SAS_AUTHOR);
+MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION);
+MODULE_LICENSE("GPL");
+MODULE_VERSION(MPT3SAS_DRIVER_VERSION);
+MODULE_ALIAS("mpt2sas");
/* local parameters */
static u8 scsi_io_cb_idx = -1;
@@ -90,7 +91,8 @@ static u8 port_enable_cb_idx = -1;
static u8 transport_cb_idx = -1;
static u8 scsih_cb_idx = -1;
static u8 config_cb_idx = -1;
-static int mpt_ids;
+static int mpt2_ids;
+static int mpt3_ids;
static u8 tm_tr_cb_idx = -1 ;
static u8 tm_tr_volume_cb_idx = -1 ;
@@ -117,8 +119,12 @@ static u64 max_lun = MPT3SAS_MAX_LUN;
module_param(max_lun, ullong, 0);
MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");
-
-
+static ushort hbas_to_enumerate;
+module_param(hbas_to_enumerate, ushort, 0);
+MODULE_PARM_DESC(hbas_to_enumerate,
+ " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \
+ 1 - enumerates only SAS 2.0 generation HBAs\n \
+ 2 - enumerates only SAS 3.0 generation HBAs (default=0)");
/* diag_buffer_enable is bitwise
* bit 0 set = TRACE
@@ -143,8 +149,8 @@ MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 ");
/* raid transport support */
-
-static struct raid_template *mpt3sas_raid_template;
+struct raid_template *mpt3sas_raid_template;
+struct raid_template *mpt2sas_raid_template;
/**
@@ -191,11 +197,36 @@ struct fw_event_work {
u8 VP_ID;
u8 ignore;
u16 event;
+ struct kref refcount;
char event_data[0] __aligned(4);
};
-/* raid transport support */
-static struct raid_template *mpt3sas_raid_template;
+static void fw_event_work_free(struct kref *r)
+{
+ kfree(container_of(r, struct fw_event_work, refcount));
+}
+
+static void fw_event_work_get(struct fw_event_work *fw_work)
+{
+ kref_get(&fw_work->refcount);
+}
+
+static void fw_event_work_put(struct fw_event_work *fw_work)
+{
+ kref_put(&fw_work->refcount, fw_event_work_free);
+}
+
+static struct fw_event_work *alloc_fw_event_work(int len)
+{
+ struct fw_event_work *fw_event;
+
+ fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC);
+ if (!fw_event)
+ return NULL;
+
+ kref_init(&fw_event->refcount);
+ return fw_event;
+}
/**
* struct _scsi_io_transfer - scsi io transfer
@@ -245,28 +276,6 @@ struct _scsi_io_transfer {
u32 transfer_length;
};
-/*
- * The pci device ids are defined in mpi/mpi2_cnfg.h.
- */
-static const struct pci_device_id scsih_pci_table[] = {
- /* Fury ~ 3004 and 3008 */
- { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004,
- PCI_ANY_ID, PCI_ANY_ID },
- { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008,
- PCI_ANY_ID, PCI_ANY_ID },
- /* Invader ~ 3108 */
- { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1,
- PCI_ANY_ID, PCI_ANY_ID },
- { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2,
- PCI_ANY_ID, PCI_ANY_ID },
- { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5,
- PCI_ANY_ID, PCI_ANY_ID },
- { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6,
- PCI_ANY_ID, PCI_ANY_ID },
- {0} /* Terminating entry */
-};
-MODULE_DEVICE_TABLE(pci, scsih_pci_table);
-
/**
* _scsih_set_debug_level - global setting of ioc->logging_level.
*
@@ -282,8 +291,10 @@ _scsih_set_debug_level(const char *val, struct kernel_param *kp)
return ret;
pr_info("setting logging_level(0x%08x)\n", logging_level);
+ spin_lock(&gioc_lock);
list_for_each_entry(ioc, &mpt3sas_ioc_list, list)
ioc->logging_level = logging_level;
+ spin_unlock(&gioc_lock);
return 0;
}
module_param_call(logging_level, _scsih_set_debug_level, param_get_int,
@@ -518,8 +529,61 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
}
}
+static struct _sas_device *
+__mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
+ struct MPT3SAS_TARGET *tgt_priv)
+{
+ struct _sas_device *ret;
+
+ assert_spin_locked(&ioc->sas_device_lock);
+
+ ret = tgt_priv->sdev;
+ if (ret)
+ sas_device_get(ret);
+
+ return ret;
+}
+
+static struct _sas_device *
+mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
+ struct MPT3SAS_TARGET *tgt_priv)
+{
+ struct _sas_device *ret;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv);
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+ return ret;
+}
+
+
+struct _sas_device *
+__mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
+ u64 sas_address)
+{
+ struct _sas_device *sas_device;
+
+ assert_spin_locked(&ioc->sas_device_lock);
+
+ list_for_each_entry(sas_device, &ioc->sas_device_list, list)
+ if (sas_device->sas_address == sas_address)
+ goto found_device;
+
+ list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
+ if (sas_device->sas_address == sas_address)
+ goto found_device;
+
+ return NULL;
+
+found_device:
+ sas_device_get(sas_device);
+ return sas_device;
+}
+
/**
- * mpt3sas_scsih_sas_device_find_by_sas_address - sas device search
+ * mpt3sas_get_sdev_by_addr - sas device search
* @ioc: per adapter object
* @sas_address: sas address
* Context: Calling function should acquire ioc->sas_device_lock
@@ -528,24 +592,44 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
* object.
*/
struct _sas_device *
-mpt3sas_scsih_sas_device_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
+mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
u64 sas_address)
{
struct _sas_device *sas_device;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
+ sas_address);
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+ return sas_device;
+}
+
+static struct _sas_device *
+__mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+{
+ struct _sas_device *sas_device;
+
+ assert_spin_locked(&ioc->sas_device_lock);
list_for_each_entry(sas_device, &ioc->sas_device_list, list)
- if (sas_device->sas_address == sas_address)
- return sas_device;
+ if (sas_device->handle == handle)
+ goto found_device;
list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
- if (sas_device->sas_address == sas_address)
- return sas_device;
+ if (sas_device->handle == handle)
+ goto found_device;
return NULL;
+
+found_device:
+ sas_device_get(sas_device);
+ return sas_device;
}
/**
- * _scsih_sas_device_find_by_handle - sas device search
+ * mpt3sas_get_sdev_by_handle - sas device search
* @ioc: per adapter object
* @handle: sas device handle (assigned by firmware)
* Context: Calling function should acquire ioc->sas_device_lock
@@ -554,19 +638,16 @@ mpt3sas_scsih_sas_device_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
* object.
*/
static struct _sas_device *
-_scsih_sas_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
{
struct _sas_device *sas_device;
+ unsigned long flags;
- list_for_each_entry(sas_device, &ioc->sas_device_list, list)
- if (sas_device->handle == handle)
- return sas_device;
-
- list_for_each_entry(sas_device, &ioc->sas_device_init_list, list)
- if (sas_device->handle == handle)
- return sas_device;
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return NULL;
+ return sas_device;
}
/**
@@ -575,7 +656,7 @@ _scsih_sas_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
* @sas_device: the sas_device object
* Context: This function will acquire ioc->sas_device_lock.
*
- * Removing object and freeing associated memory from the ioc->sas_device_list.
+ * If sas_device is on the list, remove it and decrement its reference count.
*/
static void
_scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc,
@@ -602,9 +683,15 @@ _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc,
ioc->name, sas_device->enclosure_level,
sas_device->connector_name);
+ /*
+ * The lock serializes access to the list, but we still need to verify
+ * that nobody removed the entry while we were waiting on the lock.
+ */
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- list_del(&sas_device->list);
- kfree(sas_device);
+ if (!list_empty(&sas_device->list)) {
+ list_del_init(&sas_device->list);
+ sas_device_put(sas_device);
+ }
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
@@ -625,12 +712,16 @@ _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
return;
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
- if (sas_device)
- list_del(&sas_device->list);
+ sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
+ if (sas_device) {
+ list_del_init(&sas_device->list);
+ sas_device_put(sas_device);
+ }
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- if (sas_device)
+ if (sas_device) {
_scsih_remove_device(ioc, sas_device);
+ sas_device_put(sas_device);
+ }
}
/**
@@ -651,13 +742,16 @@ mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
return;
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- sas_address);
- if (sas_device)
- list_del(&sas_device->list);
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address);
+ if (sas_device) {
+ list_del_init(&sas_device->list);
+ sas_device_put(sas_device);
+ }
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- if (sas_device)
+ if (sas_device) {
_scsih_remove_device(ioc, sas_device);
+ sas_device_put(sas_device);
+ }
}
/**
@@ -692,6 +786,7 @@ _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc,
sas_device->enclosure_level, sas_device->connector_name));
spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ sas_device_get(sas_device);
list_add_tail(&sas_device->list, &ioc->sas_device_list);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
@@ -745,6 +840,7 @@ _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc,
sas_device->connector_name));
spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ sas_device_get(sas_device);
list_add_tail(&sas_device->list, &ioc->sas_device_init_list);
_scsih_determine_boot_device(ioc, sas_device, 0);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
@@ -778,7 +874,7 @@ _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel)
}
/**
- * _scsih_raid_device_find_by_handle - raid device search
+ * mpt3sas_raid_device_find_by_handle - raid device search
* @ioc: per adapter object
* @handle: sas device handle (assigned by firmware)
* Context: Calling function should acquire ioc->raid_device_lock
@@ -786,8 +882,8 @@ _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel)
* This searches for raid_device based on handle, then return raid_device
* object.
*/
-static struct _raid_device *
-_scsih_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+struct _raid_device *
+mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
{
struct _raid_device *raid_device, *r;
@@ -1095,14 +1191,14 @@ _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id,
}
/**
- * _scsih_change_queue_depth - setting device queue depth
+ * scsih_change_queue_depth - setting device queue depth
* @sdev: scsi device struct
* @qdepth: requested queue depth
*
* Returns queue depth.
*/
-static int
-_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
+int
+scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
{
struct Scsi_Host *shost = sdev->host;
int max_depth;
@@ -1123,12 +1219,15 @@ _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
goto not_sata;
if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))
goto not_sata;
+
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- sas_device_priv_data->sas_target->sas_address);
- if (sas_device && sas_device->device_info &
- MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
- max_depth = MPT3SAS_SATA_QUEUE_DEPTH;
+ sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
+ if (sas_device) {
+ if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE)
+ max_depth = MPT3SAS_SATA_QUEUE_DEPTH;
+
+ sas_device_put(sas_device);
+ }
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
not_sata:
@@ -1141,14 +1240,14 @@ _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
}
/**
- * _scsih_target_alloc - target add routine
+ * scsih_target_alloc - target add routine
* @starget: scsi target struct
*
* Returns 0 if ok. Any other return is assumed to be an error and
* the device is ignored.
*/
-static int
-_scsih_target_alloc(struct scsi_target *starget)
+int
+scsih_target_alloc(struct scsi_target *starget)
{
struct Scsi_Host *shost = dev_to_shost(&starget->dev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -1176,7 +1275,9 @@ _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;
- raid_device->starget = starget;
+ sas_target_priv_data->raid_device = raid_device;
+ if (ioc->is_warpdrive)
+ raid_device->starget = starget;
}
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
return 0;
@@ -1185,12 +1286,13 @@ _scsih_target_alloc(struct scsi_target *starget)
/* sas/sata devices */
spin_lock_irqsave(&ioc->sas_device_lock, flags);
rphy = dev_to_rphy(starget->dev.parent);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
rphy->identify.sas_address);
if (sas_device) {
sas_target_priv_data->handle = sas_device->handle;
sas_target_priv_data->sas_address = sas_device->sas_address;
+ sas_target_priv_data->sdev = sas_device;
sas_device->starget = starget;
sas_device->id = starget->id;
sas_device->channel = starget->channel;
@@ -1206,13 +1308,13 @@ _scsih_target_alloc(struct scsi_target *starget)
}
/**
- * _scsih_target_destroy - target destroy routine
+ * scsih_target_destroy - target destroy routine
* @starget: scsi target struct
*
* Returns nothing.
*/
-static void
-_scsih_target_destroy(struct scsi_target *starget)
+void
+scsih_target_destroy(struct scsi_target *starget)
{
struct Scsi_Host *shost = dev_to_shost(&starget->dev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -1240,13 +1342,21 @@ _scsih_target_destroy(struct scsi_target *starget)
spin_lock_irqsave(&ioc->sas_device_lock, flags);
rphy = dev_to_rphy(starget->dev.parent);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- rphy->identify.sas_address);
+ sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
if (sas_device && (sas_device->starget == starget) &&
(sas_device->id == starget->id) &&
(sas_device->channel == starget->channel))
sas_device->starget = NULL;
+ if (sas_device) {
+ /*
+ * Corresponding get() is in _scsih_target_alloc()
+ */
+ sas_target_priv_data->sdev = NULL;
+ sas_device_put(sas_device);
+
+ sas_device_put(sas_device);
+ }
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
out:
@@ -1255,14 +1365,14 @@ _scsih_target_destroy(struct scsi_target *starget)
}
/**
- * _scsih_slave_alloc - device add routine
+ * scsih_slave_alloc - device add routine
* @sdev: scsi device struct
*
* Returns 0 if ok. Any other return is assumed to be an error and
* the device is ignored.
*/
-static int
-_scsih_slave_alloc(struct scsi_device *sdev)
+int
+scsih_slave_alloc(struct scsi_device *sdev)
{
struct Scsi_Host *shost;
struct MPT3SAS_ADAPTER *ioc;
@@ -1302,14 +1412,18 @@ _scsih_slave_alloc(struct scsi_device *sdev)
if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_target_priv_data->sas_address);
if (sas_device && (sas_device->starget == NULL)) {
sdev_printk(KERN_INFO, sdev,
"%s : sas_device->starget set to starget @ %d\n",
- __func__, __LINE__);
+ __func__, __LINE__);
sas_device->starget = starget;
}
+
+ if (sas_device)
+ sas_device_put(sas_device);
+
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
@@ -1317,13 +1431,13 @@ _scsih_slave_alloc(struct scsi_device *sdev)
}
/**
- * _scsih_slave_destroy - device destroy routine
+ * scsih_slave_destroy - device destroy routine
* @sdev: scsi device struct
*
* Returns nothing.
*/
-static void
-_scsih_slave_destroy(struct scsi_device *sdev)
+void
+scsih_slave_destroy(struct scsi_device *sdev)
{
struct MPT3SAS_TARGET *sas_target_priv_data;
struct scsi_target *starget;
@@ -1344,10 +1458,13 @@ _scsih_slave_destroy(struct scsi_device *sdev)
if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- sas_target_priv_data->sas_address);
+ sas_device = __mpt3sas_get_sdev_from_target(ioc,
+ sas_target_priv_data);
if (sas_device && !sas_target_priv_data->num_luns)
sas_device->starget = NULL;
+
+ if (sas_device)
+ sas_device_put(sas_device);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
@@ -1409,23 +1526,26 @@ _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc,
*/
/**
- * _scsih_is_raid - return boolean indicating device is raid volume
+ * scsih_is_raid - return boolean indicating device is raid volume
* @dev the device struct object
*/
-static int
-_scsih_is_raid(struct device *dev)
+int
+scsih_is_raid(struct device *dev)
{
struct scsi_device *sdev = to_scsi_device(dev);
+ struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
+ if (ioc->is_warpdrive)
+ return 0;
return (sdev->channel == RAID_CHANNEL) ? 1 : 0;
}
/**
- * _scsih_get_resync - get raid volume resync percent complete
+ * scsih_get_resync - get raid volume resync percent complete
* @dev the device struct object
*/
-static void
-_scsih_get_resync(struct device *dev)
+void
+scsih_get_resync(struct device *dev)
{
struct scsi_device *sdev = to_scsi_device(dev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
@@ -1439,6 +1559,9 @@ _scsih_get_resync(struct device *dev)
percent_complete = 0;
handle = 0;
+ if (ioc->is_warpdrive)
+ goto out;
+
spin_lock_irqsave(&ioc->raid_device_lock, flags);
raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id,
sdev->channel);
@@ -1466,15 +1589,18 @@ _scsih_get_resync(struct device *dev)
percent_complete = 0;
out:
- raid_set_resync(mpt3sas_raid_template, dev, percent_complete);
+ if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
+ raid_set_resync(mpt2sas_raid_template, dev, percent_complete);
+ if (ioc->hba_mpi_version_belonged == MPI25_VERSION)
+ raid_set_resync(mpt3sas_raid_template, dev, percent_complete);
}
/**
- * _scsih_get_state - get raid volume level
+ * scsih_get_state - get raid volume level
* @dev the device struct object
*/
-static void
-_scsih_get_state(struct device *dev)
+void
+scsih_get_state(struct device *dev)
{
struct scsi_device *sdev = to_scsi_device(dev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host);
@@ -1524,7 +1650,10 @@ _scsih_get_state(struct device *dev)
break;
}
out:
- raid_set_state(mpt3sas_raid_template, dev, state);
+ if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
+ raid_set_state(mpt2sas_raid_template, dev, state);
+ if (ioc->hba_mpi_version_belonged == MPI25_VERSION)
+ raid_set_state(mpt3sas_raid_template, dev, state);
}
/**
@@ -1533,7 +1662,8 @@ _scsih_get_state(struct device *dev)
* @volume_type: volume type
*/
static void
-_scsih_set_level(struct scsi_device *sdev, u8 volume_type)
+_scsih_set_level(struct MPT3SAS_ADAPTER *ioc,
+ struct scsi_device *sdev, u8 volume_type)
{
enum raid_level level = RAID_LEVEL_UNKNOWN;
@@ -1552,7 +1682,12 @@ _scsih_set_level(struct scsi_device *sdev, u8 volume_type)
break;
}
- raid_set_level(mpt3sas_raid_template, &sdev->sdev_gendev, level);
+ if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
+ raid_set_level(mpt2sas_raid_template,
+ &sdev->sdev_gendev, level);
+ if (ioc->hba_mpi_version_belonged == MPI25_VERSION)
+ raid_set_level(mpt3sas_raid_template,
+ &sdev->sdev_gendev, level);
}
@@ -1622,8 +1757,6 @@ _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc,
return 0;
}
-
-
/**
* _scsih_enable_tlr - setting TLR flags
* @ioc: per adapter object
@@ -1652,14 +1785,14 @@ _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev)
}
/**
- * _scsih_slave_configure - device configure routine.
+ * scsih_slave_configure - device configure routine.
* @sdev: scsi device struct
*
* Returns 0 if ok. Any other return is assumed to be an error and
* the device is ignored.
*/
-static int
-_scsih_slave_configure(struct scsi_device *sdev)
+int
+scsih_slave_configure(struct scsi_device *sdev)
{
struct Scsi_Host *shost = sdev->host;
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -1686,7 +1819,7 @@ _scsih_slave_configure(struct scsi_device *sdev)
if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) {
spin_lock_irqsave(&ioc->raid_device_lock, flags);
- raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
+ raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
if (!raid_device) {
dfailprintk(ioc, pr_warn(MPT3SAS_FMT
@@ -1702,6 +1835,10 @@ _scsih_slave_configure(struct scsi_device *sdev)
return 1;
}
+ /*
+ * WARPDRIVE: Initialize the required data for Direct IO
+ */
+ mpt3sas_init_warpdrive_properties(ioc, raid_device);
/* RAID Queue Depth Support
* IS volume = underlying qdepth of drive type, either
@@ -1750,17 +1887,19 @@ _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);
+ scsih_change_queue_depth(sdev, qdepth);
-/* raid transport support */
- _scsih_set_level(sdev, raid_device->volume_type);
+ /* raid transport support */
+ if (!ioc->is_warpdrive)
+ _scsih_set_level(ioc, sdev, raid_device->volume_type);
return 0;
}
@@ -1783,7 +1922,7 @@ _scsih_slave_configure(struct scsi_device *sdev)
}
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_device_priv_data->sas_target->sas_address);
if (!sas_device) {
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
@@ -1823,13 +1962,14 @@ _scsih_slave_configure(struct scsi_device *sdev)
ds, sas_device->enclosure_level,
sas_device->connector_name);
+ sas_device_put(sas_device);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
if (!ssp_target)
_scsih_display_sata_capabilities(ioc, handle, sdev);
- _scsih_change_queue_depth(sdev, qdepth);
+ scsih_change_queue_depth(sdev, qdepth);
if (ssp_target) {
sas_read_port_mode_page(sdev);
@@ -1840,7 +1980,7 @@ _scsih_slave_configure(struct scsi_device *sdev)
}
/**
- * _scsih_bios_param - fetch head, sector, cylinder info for a disk
+ * scsih_bios_param - fetch head, sector, cylinder info for a disk
* @sdev: scsi device struct
* @bdev: pointer to block device context
* @capacity: device size (in 512 byte sectors)
@@ -1851,8 +1991,8 @@ _scsih_slave_configure(struct scsi_device *sdev)
*
* Return nothing.
*/
-static int
-_scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev,
+int
+scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev,
sector_t capacity, int params[])
{
int heads;
@@ -2209,7 +2349,10 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
if (!priv_target)
return;
- device_str = "volume";
+ if (ioc->hide_ir_msg)
+ device_str = "WarpDrive";
+ else
+ device_str = "volume";
scsi_print_command(scmd);
if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
@@ -2219,8 +2362,7 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
device_str, (unsigned long long)priv_target->sas_address);
} else {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- priv_target->sas_address);
+ sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target);
if (sas_device) {
if (priv_target->flags &
MPT_TARGET_FLAGS_RAID_COMPONENT) {
@@ -2246,19 +2388,21 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
"enclosure level(0x%04x),connector name(%s)\n",
sas_device->enclosure_level,
sas_device->connector_name);
+
+ sas_device_put(sas_device);
}
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
}
/**
- * _scsih_abort - eh threads main abort routine
+ * scsih_abort - eh threads main abort routine
* @scmd: pointer to scsi command object
*
* Returns SUCCESS if command aborted else FAILED
*/
-static int
-_scsih_abort(struct scsi_cmnd *scmd)
+int
+scsih_abort(struct scsi_cmnd *scmd)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
struct MPT3SAS_DEVICE *sas_device_priv_data;
@@ -2311,21 +2455,23 @@ _scsih_abort(struct scsi_cmnd *scmd)
}
/**
- * _scsih_dev_reset - eh threads main device reset routine
+ * scsih_dev_reset - eh threads main device reset routine
* @scmd: pointer to scsi command object
*
* Returns SUCCESS if command aborted else FAILED
*/
-static int
-_scsih_dev_reset(struct scsi_cmnd *scmd)
+int
+scsih_dev_reset(struct scsi_cmnd *scmd)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
struct MPT3SAS_DEVICE *sas_device_priv_data;
- struct _sas_device *sas_device;
- unsigned long flags;
+ struct _sas_device *sas_device = NULL;
u16 handle;
int r;
+ struct scsi_target *starget = scmd->device->sdev_target;
+ struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
+
sdev_printk(KERN_INFO, scmd->device,
"attempting device reset! scmd(%p)\n", scmd);
_scsih_tm_display_info(ioc, scmd);
@@ -2344,12 +2490,10 @@ _scsih_dev_reset(struct scsi_cmnd *scmd)
handle = 0;
if (sas_device_priv_data->sas_target->flags &
MPT_TARGET_FLAGS_RAID_COMPONENT) {
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc,
- sas_device_priv_data->sas_target->handle);
+ sas_device = mpt3sas_get_sdev_from_target(ioc,
+ target_priv_data);
if (sas_device)
handle = sas_device->volume_handle;
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
} else
handle = sas_device_priv_data->sas_target->handle;
@@ -2366,25 +2510,29 @@ _scsih_dev_reset(struct scsi_cmnd *scmd)
out:
sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n",
((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
+
+ if (sas_device)
+ sas_device_put(sas_device);
+
return r;
}
/**
- * _scsih_target_reset - eh threads main target reset routine
+ * scsih_target_reset - eh threads main target reset routine
* @scmd: pointer to scsi command object
*
* Returns SUCCESS if command aborted else FAILED
*/
-static int
-_scsih_target_reset(struct scsi_cmnd *scmd)
+int
+scsih_target_reset(struct scsi_cmnd *scmd)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
struct MPT3SAS_DEVICE *sas_device_priv_data;
- struct _sas_device *sas_device;
- unsigned long flags;
+ struct _sas_device *sas_device = NULL;
u16 handle;
int r;
struct scsi_target *starget = scmd->device->sdev_target;
+ struct MPT3SAS_TARGET *target_priv_data = starget->hostdata;
starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n",
scmd);
@@ -2404,12 +2552,10 @@ _scsih_target_reset(struct scsi_cmnd *scmd)
handle = 0;
if (sas_device_priv_data->sas_target->flags &
MPT_TARGET_FLAGS_RAID_COMPONENT) {
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc,
- sas_device_priv_data->sas_target->handle);
+ sas_device = mpt3sas_get_sdev_from_target(ioc,
+ target_priv_data);
if (sas_device)
handle = sas_device->volume_handle;
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
} else
handle = sas_device_priv_data->sas_target->handle;
@@ -2426,18 +2572,22 @@ _scsih_target_reset(struct scsi_cmnd *scmd)
out:
starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n",
((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd);
+
+ if (sas_device)
+ sas_device_put(sas_device);
+
return r;
}
/**
- * _scsih_host_reset - eh threads main host reset routine
+ * scsih_host_reset - eh threads main host reset routine
* @scmd: pointer to scsi command object
*
* Returns SUCCESS if command aborted else FAILED
*/
-static int
-_scsih_host_reset(struct scsi_cmnd *scmd)
+int
+scsih_host_reset(struct scsi_cmnd *scmd)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host);
int r, retval;
@@ -2483,32 +2633,36 @@ _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
return;
spin_lock_irqsave(&ioc->fw_event_lock, flags);
+ fw_event_work_get(fw_event);
INIT_LIST_HEAD(&fw_event->list);
list_add_tail(&fw_event->list, &ioc->fw_event_list);
INIT_WORK(&fw_event->work, _firmware_event_work);
+ fw_event_work_get(fw_event);
queue_work(ioc->firmware_event_thread, &fw_event->work);
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
}
/**
- * _scsih_fw_event_free - delete fw_event
+ * _scsih_fw_event_del_from_list - delete fw_event from the list
* @ioc: per adapter object
* @fw_event: object describing the event
* Context: This function will acquire ioc->fw_event_lock.
*
- * This removes firmware event object from link list, frees associated memory.
+ * If the fw_event is on the fw_event_list, remove it and do a put.
*
* Return nothing.
*/
static void
-_scsih_fw_event_free(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work
+_scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work
*fw_event)
{
unsigned long flags;
spin_lock_irqsave(&ioc->fw_event_lock, flags);
- list_del(&fw_event->list);
- kfree(fw_event);
+ if (!list_empty(&fw_event->list)) {
+ list_del_init(&fw_event->list);
+ fw_event_work_put(fw_event);
+ }
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
}
@@ -2525,17 +2679,19 @@ mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data)
{
struct fw_event_work *fw_event;
+ u16 sz;
if (ioc->is_driver_loading)
return;
- fw_event = kzalloc(sizeof(*fw_event) + sizeof(*event_data),
- GFP_ATOMIC);
+ sz = sizeof(*event_data);
+ fw_event = alloc_fw_event_work(sz);
if (!fw_event)
return;
fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG;
fw_event->ioc = ioc;
memcpy(fw_event->event_data, event_data, sizeof(*event_data));
_scsih_fw_event_add(ioc, fw_event);
+ fw_event_work_put(fw_event);
}
/**
@@ -2551,12 +2707,13 @@ _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc)
if (ioc->is_driver_loading)
return;
- fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
+ fw_event = alloc_fw_event_work(0);
if (!fw_event)
return;
fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES;
fw_event->ioc = ioc;
_scsih_fw_event_add(ioc, fw_event);
+ fw_event_work_put(fw_event);
}
/**
@@ -2570,12 +2727,29 @@ mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc)
{
struct fw_event_work *fw_event;
- fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
+ fw_event = alloc_fw_event_work(0);
if (!fw_event)
return;
fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE;
fw_event->ioc = ioc;
_scsih_fw_event_add(ioc, fw_event);
+ fw_event_work_put(fw_event);
+}
+
+static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc)
+{
+ unsigned long flags;
+ struct fw_event_work *fw_event = NULL;
+
+ spin_lock_irqsave(&ioc->fw_event_lock, flags);
+ if (!list_empty(&ioc->fw_event_list)) {
+ fw_event = list_first_entry(&ioc->fw_event_list,
+ struct fw_event_work, list);
+ list_del_init(&fw_event->list);
+ }
+ spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
+
+ return fw_event;
}
/**
@@ -2590,17 +2764,25 @@ mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc)
static void
_scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc)
{
- struct fw_event_work *fw_event, *next;
+ struct fw_event_work *fw_event;
if (list_empty(&ioc->fw_event_list) ||
!ioc->firmware_event_thread || in_interrupt())
return;
- list_for_each_entry_safe(fw_event, next, &ioc->fw_event_list, list) {
- if (cancel_delayed_work_sync(&fw_event->delayed_work)) {
- _scsih_fw_event_free(ioc, fw_event);
- continue;
- }
+ while ((fw_event = dequeue_next_fw_event(ioc))) {
+ /*
+ * Wait on the fw_event to complete. If this returns 1, then
+ * the event was never executed, and we need a put for the
+ * reference the delayed_work had on the fw_event.
+ *
+ * If it did execute, we wait for it to finish, and the put will
+ * happen from _firmware_event_work()
+ */
+ if (cancel_delayed_work_sync(&fw_event->delayed_work))
+ fw_event_work_put(fw_event);
+
+ fw_event_work_put(fw_event);
}
}
@@ -2763,7 +2945,7 @@ _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
struct scsi_device *sdev;
struct _sas_device *sas_device;
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+ sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
if (!sas_device)
return;
@@ -2779,6 +2961,8 @@ _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
continue;
_scsih_internal_device_block(sdev, sas_device_priv_data);
}
+
+ sas_device_put(sas_device);
}
/**
@@ -2807,12 +2991,13 @@ _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc,
if (mpt3sas_port->remote_identify.device_type ==
SAS_END_DEVICE) {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device =
- mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- mpt3sas_port->remote_identify.sas_address);
- if (sas_device)
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
+ mpt3sas_port->remote_identify.sas_address);
+ if (sas_device) {
set_bit(sas_device->handle,
- ioc->blocking_handles);
+ ioc->blocking_handles);
+ sas_device_put(sas_device);
+ }
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
}
@@ -2880,7 +3065,7 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
{
Mpi2SCSITaskManagementRequest_t *mpi_request;
u16 smid;
- struct _sas_device *sas_device;
+ struct _sas_device *sas_device = NULL;
struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
u64 sas_address = 0;
unsigned long flags;
@@ -2913,7 +3098,7 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
return;
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+ sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
if (sas_device && sas_device->starget &&
sas_device->starget->hostdata) {
sas_target_priv_data = sas_device->starget->hostdata;
@@ -2947,14 +3132,14 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
if (!smid) {
delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
if (!delayed_tr)
- return;
+ goto out;
INIT_LIST_HEAD(&delayed_tr->list);
delayed_tr->handle = handle;
list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list);
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"DELAYED:tr:handle(0x%04x), (open)\n",
ioc->name, handle));
- return;
+ goto out;
}
dewtprintk(ioc, pr_info(MPT3SAS_FMT
@@ -2968,6 +3153,10 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
mpt3sas_base_put_smid_hi_priority(ioc, smid);
mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL);
+
+out:
+ if (sas_device)
+ sas_device_put(sas_device);
}
/**
@@ -3337,7 +3526,7 @@ _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle)
unsigned long flags;
spin_lock_irqsave(&ioc->raid_device_lock, flags);
- raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
+ raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
if (raid_device && raid_device->starget &&
raid_device->starget->hostdata) {
sas_target_priv_data =
@@ -3398,6 +3587,9 @@ _scsih_check_ir_config_unhide_events(struct MPT3SAS_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++) {
@@ -3634,8 +3826,9 @@ _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status)
}
+
/**
- * _scsih_qcmd - main scsi request entry point
+ * scsih_qcmd - main scsi request entry point
* @scmd: pointer to scsi command object
* @done: function pointer to be invoked on completion
*
@@ -3645,21 +3838,20 @@ _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status)
* SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or
* SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full
*/
-static int
-_scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
+int
+scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
struct MPT3SAS_DEVICE *sas_device_priv_data;
struct MPT3SAS_TARGET *sas_target_priv_data;
+ struct _raid_device *raid_device;
Mpi2SCSIIORequest_t *mpi_request;
u32 mpi_control;
u16 smid;
u16 handle;
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (ioc->logging_level & MPT_DEBUG_SCSI)
scsi_print_command(scmd);
-#endif
sas_device_priv_data = scmd->device->hostdata;
if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
@@ -3709,8 +3901,11 @@ _scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
/* set tags */
mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ;
- if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) &&
- scmd->cmd_len != 32)
+ /* 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;
smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd);
@@ -3752,13 +3947,19 @@ _scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
} else
ioc->build_zero_len_sge(ioc, &mpi_request->SGL);
+ raid_device = sas_target_priv_data->raid_device;
+ if (raid_device && raid_device->direct_io_enabled)
+ mpt3sas_setup_direct_io(ioc, scmd, raid_device, mpi_request,
+ smid);
+
if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) {
if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) {
mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len |
MPI25_SCSIIO_IOFLAGS_FAST_PATH);
mpt3sas_base_put_smid_fast_path(ioc, smid, handle);
} else
- mpt3sas_base_put_smid_scsi_io(ioc, smid, handle);
+ mpt3sas_base_put_smid_scsi_io(ioc, smid,
+ le16_to_cpu(mpi_request->DevHandle));
} else
mpt3sas_base_put_smid_default(ioc, smid);
return 0;
@@ -3790,7 +3991,6 @@ _scsih_normalize_sense(char *sense_buffer, struct sense_info *data)
}
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request
* @ioc: per adapter object
@@ -3818,14 +4018,16 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
char *desc_scsi_state = ioc->tmp_string;
u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
struct _sas_device *sas_device = NULL;
- unsigned long flags;
struct scsi_target *starget = scmd->device->sdev_target;
struct MPT3SAS_TARGET *priv_target = starget->hostdata;
char *device_str = NULL;
if (!priv_target)
return;
- device_str = "volume";
+ if (ioc->hide_ir_msg)
+ device_str = "WarpDrive";
+ else
+ device_str = "volume";
if (log_info == 0x31170000)
return;
@@ -3946,9 +4148,7 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
pr_warn(MPT3SAS_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 = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- priv_target->sas_address);
+ sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target);
if (sas_device) {
pr_warn(MPT3SAS_FMT
"\tsas_address(0x%016llx), phy(%d)\n",
@@ -3967,8 +4167,9 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
" connector name( %s)\n", ioc->name,
sas_device->enclosure_level,
sas_device->connector_name);
+
+ sas_device_put(sas_device);
}
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
pr_warn(MPT3SAS_FMT
@@ -4003,7 +4204,6 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
_scsih_response_code(ioc, response_bytes[0]);
}
}
-#endif
/**
* _scsih_turn_on_pfa_led - illuminate PFA LED
@@ -4020,7 +4220,7 @@ _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
Mpi2SepRequest_t mpi_request;
struct _sas_device *sas_device;
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+ sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
if (!sas_device)
return;
@@ -4035,7 +4235,7 @@ _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
&mpi_request)) != 0) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
__FILE__, __LINE__, __func__);
- return;
+ goto out;
}
sas_device->pfa_led_on = 1;
@@ -4044,9 +4244,12 @@ _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
"enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n",
ioc->name, le16_to_cpu(mpi_reply.IOCStatus),
le32_to_cpu(mpi_reply.IOCLogInfo)));
- return;
+ goto out;
}
+out:
+ sas_device_put(sas_device);
}
+
/**
* _scsih_turn_off_pfa_led - turn off Fault LED
* @ioc: per adapter object
@@ -4085,6 +4288,7 @@ _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc,
return;
}
}
+
/**
* _scsih_send_event_to_turn_on_pfa_led - fire delayed event
* @ioc: per adapter object
@@ -4098,13 +4302,14 @@ _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle)
{
struct fw_event_work *fw_event;
- fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
+ fw_event = alloc_fw_event_work(0);
if (!fw_event)
return;
fw_event->event = MPT3SAS_TURN_ON_PFA_LED;
fw_event->device_handle = handle;
fw_event->ioc = ioc;
_scsih_fw_event_add(ioc, fw_event);
+ fw_event_work_put(fw_event);
}
/**
@@ -4128,19 +4333,17 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
/* only handle non-raid devices */
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
- if (!sas_device) {
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
- }
+ sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
+ if (!sas_device)
+ goto out_unlock;
+
starget = sas_device->starget;
sas_target_priv_data = starget->hostdata;
if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) ||
- ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) {
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
- }
+ ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)))
+ goto out_unlock;
+
if (sas_device->enclosure_handle != 0)
starget_printk(KERN_INFO, starget, "predicted fault, "
"enclosure logical id(0x%016llx), slot(%d)\n",
@@ -4163,7 +4366,7 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
if (!event_reply) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
- return;
+ goto out;
}
event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION;
@@ -4180,6 +4383,14 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address);
mpt3sas_ctl_add_to_event_log(ioc, event_reply);
kfree(event_reply);
+out:
+ if (sas_device)
+ sas_device_put(sas_device);
+ return;
+
+out_unlock:
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ goto out;
}
/**
@@ -4207,6 +4418,7 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
u32 log_info;
struct MPT3SAS_DEVICE *sas_device_priv_data;
u32 response_code = 0;
+ unsigned long flags;
mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply);
scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
@@ -4228,6 +4440,24 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
}
ioc_status = le16_to_cpu(mpi_reply->IOCStatus);
+ /*
+ * WARPDRIVE: If direct_io is set then it is directIO,
+ * the failed direct I/O should be redirected to volume
+ */
+ if (mpt3sas_scsi_direct_io_get(ioc, smid) &&
+ ((ioc_status & MPI2_IOCSTATUS_MASK)
+ != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) {
+ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+ ioc->scsi_lookup[smid - 1].scmd = scmd;
+ spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+ mpt3sas_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);
+ mpt3sas_base_put_smid_scsi_io(ioc, smid,
+ sas_device_priv_data->sas_target->handle);
+ return 0;
+ }
/* turning off TLR */
scsi_state = mpi_reply->SCSIState;
if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID)
@@ -4235,10 +4465,13 @@ _scsih_io_done(struct MPT3SAS_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 ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) &&
- response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME)
- sas_device_priv_data->flags &=
- ~MPT_DEVICE_TLR_ON;
+ 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);
+ sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n");
+ }
}
xfer_cnt = le32_to_cpu(mpi_reply->TransferCount);
@@ -4271,13 +4504,11 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
le16_to_cpu(mpi_reply->DevHandle));
mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq);
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (!(ioc->logging_level & MPT_DEBUG_REPLY) &&
((scmd->sense_buffer[2] == UNIT_ATTENTION) ||
(scmd->sense_buffer[2] == MEDIUM_ERROR) ||
(scmd->sense_buffer[2] == HARDWARE_ERROR)))
_scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid);
-#endif
}
switch (ioc_status) {
case MPI2_IOCSTATUS_BUSY:
@@ -4384,10 +4615,8 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY))
_scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid);
-#endif
out:
@@ -4933,13 +5162,11 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_address);
- if (!sas_device) {
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
- }
+ if (!sas_device)
+ goto out_unlock;
if (unlikely(sas_device->handle != handle)) {
starget = sas_device->starget;
@@ -4967,20 +5194,25 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
pr_err(MPT3SAS_FMT
"device is not present handle(0x%04x), flags!!!\n",
ioc->name, handle);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
+ goto out_unlock;
}
/* check if there were any issues with discovery */
if (_scsih_check_access_status(ioc, sas_address, handle,
- sas_device_pg0.AccessStatus)) {
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
- }
+ sas_device_pg0.AccessStatus))
+ goto out_unlock;
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
_scsih_ublock_io_device(ioc, sas_address);
+ if (sas_device)
+ sas_device_put(sas_device);
+ return;
+
+out_unlock:
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ if (sas_device)
+ sas_device_put(sas_device);
}
/**
@@ -5005,7 +5237,6 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
u32 ioc_status;
u64 sas_address;
u32 device_info;
- unsigned long flags;
if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
@@ -5041,13 +5272,12 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
sas_device_pg0.AccessStatus))
return -1;
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
- sas_address);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
-
- if (sas_device)
+ sas_device = mpt3sas_get_sdev_by_addr(ioc,
+ sas_address);
+ if (sas_device) {
+ sas_device_put(sas_device);
return -1;
+ }
sas_device = kzalloc(sizeof(struct _sas_device),
GFP_KERNEL);
@@ -5057,6 +5287,7 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
return 0;
}
+ kref_init(&sas_device->refcount);
sas_device->handle = handle;
if (_scsih_get_sas_address(ioc,
le16_to_cpu(sas_device_pg0.ParentDevHandle),
@@ -5098,6 +5329,7 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
else
_scsih_sas_device_add(ioc, sas_device);
+ sas_device_put(sas_device);
return 0;
}
@@ -5144,7 +5376,9 @@ _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
sas_target_priv_data->handle =
MPT3SAS_INVALID_DEVICE_HANDLE;
}
- mpt3sas_transport_port_remove(ioc,
+
+ if (!ioc->hide_drives)
+ mpt3sas_transport_port_remove(ioc,
sas_device->sas_address,
sas_device->sas_address_parent);
@@ -5180,11 +5414,8 @@ _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
"%s: exit: enclosure level(0x%04x), connector name(%s)\n",
ioc->name, __func__, sas_device->enclosure_level,
sas_device->connector_name));
-
- kfree(sas_device);
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _scsih_sas_topology_change_event_debug - debug for topology event
* @ioc: per adapter object
@@ -5262,7 +5493,6 @@ _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
}
}
-#endif
/**
* _scsih_sas_topology_change_event - handle topology changes
@@ -5287,10 +5517,8 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
(Mpi2EventDataSasTopologyChangeList_t *)
fw_event->event_data;
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
_scsih_sas_topology_change_event_debug(ioc, event_data);
-#endif
if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery)
return 0;
@@ -5396,7 +5624,6 @@ _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
return 0;
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _scsih_sas_device_status_change_event_debug - debug for device event
* @event_data: event data payload
@@ -5464,7 +5691,6 @@ _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
event_data->ASC, event_data->ASCQ);
pr_info("\n");
}
-#endif
/**
* _scsih_sas_device_status_change_event - handle device status change
@@ -5486,11 +5712,9 @@ _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc,
(Mpi2EventDataSasDeviceStatusChange_t *)
fw_event->event_data;
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
_scsih_sas_device_status_change_event_debug(ioc,
event_data);
-#endif
/* In MPI Revision K (0xC), the internal device reset complete was
* implemented, so avoid setting tm_busy flag for older firmware.
@@ -5506,29 +5730,30 @@ _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc,
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_address = le64_to_cpu(event_data->SASAddress);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_address);
- if (!sas_device || !sas_device->starget) {
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
- }
+ if (!sas_device || !sas_device->starget)
+ goto out;
target_priv_data = sas_device->starget->hostdata;
- if (!target_priv_data) {
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- return;
- }
+ if (!target_priv_data)
+ goto out;
if (event_data->ReasonCode ==
MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET)
target_priv_data->tm_busy = 1;
else
target_priv_data->tm_busy = 0;
+
+out:
+ if (sas_device)
+ sas_device_put(sas_device);
+
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure
* event
@@ -5563,7 +5788,6 @@ _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
(unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID),
le16_to_cpu(event_data->StartSlot));
}
-#endif
/**
* _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
@@ -5577,12 +5801,10 @@ static void
_scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc,
struct fw_event_work *fw_event)
{
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
_scsih_sas_enclosure_dev_status_change_event_debug(ioc,
(Mpi2EventDataSasEnclDevStatusChange_t *)
fw_event->event_data);
-#endif
}
/**
@@ -5762,17 +5984,15 @@ _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc,
Mpi2EventDataSasDiscovery_t *event_data =
(Mpi2EventDataSasDiscovery_t *) fw_event->event_data;
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) {
pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name,
(event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ?
"start" : "stop");
- if (event_data->DiscoveryStatus)
- pr_info("discovery_status(0x%08x)",
- le32_to_cpu(event_data->DiscoveryStatus));
- pr_info("\n");
+ if (event_data->DiscoveryStatus)
+ pr_info("discovery_status(0x%08x)",
+ le32_to_cpu(event_data->DiscoveryStatus));
+ pr_info("\n");
}
-#endif
if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED &&
!ioc->sas_hba.num_phys) {
@@ -5804,6 +6024,8 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num)
u16 ioc_status;
u32 log_info;
+ if (ioc->hba_mpi_version_belonged == MPI2_VERSION)
+ return rc;
mutex_lock(&ioc->scsih_cmds.mutex);
@@ -5971,7 +6193,7 @@ _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle)
struct scsi_target *starget = NULL;
spin_lock_irqsave(&ioc->raid_device_lock, flags);
- raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
+ raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
if (raid_device) {
if (raid_device->starget) {
starget = raid_device->starget;
@@ -6008,7 +6230,7 @@ _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc,
u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+ sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
if (sas_device) {
sas_device->volume_handle = 0;
sas_device->volume_wwid = 0;
@@ -6027,6 +6249,8 @@ _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc,
/* exposing raid component */
if (starget)
starget_for_each_device(starget, NULL, _scsih_reprobe_lun);
+
+ sas_device_put(sas_device);
}
/**
@@ -6055,7 +6279,7 @@ _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc,
&volume_wwid);
spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+ sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle);
if (sas_device) {
set_bit(handle, ioc->pd_handles);
if (sas_device->starget && sas_device->starget->hostdata) {
@@ -6073,8 +6297,11 @@ _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc,
/* hiding raid component */
_scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
+
if (starget)
starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun);
+
+ sas_device_put(sas_device);
}
/**
@@ -6107,7 +6334,6 @@ _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc,
Mpi2EventIrConfigElement_t *element)
{
struct _sas_device *sas_device;
- unsigned long flags;
u16 handle = le16_to_cpu(element->PhysDiskDevHandle);
Mpi2ConfigReply_t mpi_reply;
Mpi2SasDevicePage0_t sas_device_pg0;
@@ -6117,11 +6343,10 @@ _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc,
set_bit(handle, ioc->pd_handles);
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
if (sas_device) {
_scsih_ir_fastpath(ioc, handle, element->PhysDiskNum);
+ sas_device_put(sas_device);
return;
}
@@ -6149,7 +6374,6 @@ _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc,
_scsih_add_device(ioc, handle, 0, 1);
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events
* @ioc: per adapter object
@@ -6229,7 +6453,6 @@ _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
element->PhysDiskNum);
}
}
-#endif
/**
* _scsih_sas_ir_config_change_event - handle ir configuration change events
@@ -6250,18 +6473,16 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc,
(Mpi2EventDataIrConfigChangeList_t *)
fw_event->event_data;
-#ifdef CONFIG_SCSI_MPT3SAS_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
-
foreign_config = (le32_to_cpu(event_data->Flags) &
MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0;
element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0];
- if (ioc->shost_recovery) {
-
+ if (ioc->shost_recovery &&
+ ioc->hba_mpi_version_belonged != MPI2_VERSION) {
for (i = 0; i < event_data->NumElements; i++, element++) {
if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE)
_scsih_ir_fastpath(ioc,
@@ -6270,6 +6491,7 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc,
}
return;
}
+
for (i = 0; i < event_data->NumElements; i++, element++) {
switch (element->ReasonCode) {
@@ -6285,16 +6507,20 @@ _scsih_sas_ir_config_change_event(struct MPT3SAS_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;
}
}
@@ -6329,10 +6555,11 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc,
handle = le16_to_cpu(event_data->VolDevHandle);
state = le32_to_cpu(event_data->NewValue);
- dewtprintk(ioc, pr_info(MPT3SAS_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, pr_info(MPT3SAS_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:
case MPI2_RAID_VOL_STATE_FAILED:
@@ -6344,7 +6571,7 @@ _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc,
case MPI2_RAID_VOL_STATE_OPTIMAL:
spin_lock_irqsave(&ioc->raid_device_lock, flags);
- raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
+ raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
if (raid_device)
@@ -6398,7 +6625,6 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
u16 handle, parent_handle;
u32 state;
struct _sas_device *sas_device;
- unsigned long flags;
Mpi2ConfigReply_t mpi_reply;
Mpi2SasDevicePage0_t sas_device_pg0;
u32 ioc_status;
@@ -6415,10 +6641,12 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
handle = le16_to_cpu(event_data->PhysDiskDevHandle);
state = le32_to_cpu(event_data->NewValue);
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n",
- ioc->name, __func__, handle,
+ if (!ioc->hide_ir_msg)
+ dewtprintk(ioc, pr_info(MPT3SAS_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:
case MPI2_RAID_PD_STATE_DEGRADED:
@@ -6426,13 +6654,14 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
case MPI2_RAID_PD_STATE_OPTIMAL:
case MPI2_RAID_PD_STATE_HOT_SPARE:
- set_bit(handle, ioc->pd_handles);
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ if (!ioc->is_warpdrive)
+ set_bit(handle, ioc->pd_handles);
- if (sas_device)
+ sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
+ if (sas_device) {
+ sas_device_put(sas_device);
return;
+ }
if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
&sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
@@ -6467,7 +6696,6 @@ _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc,
}
}
-#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _scsih_sas_ir_operation_status_event_debug - debug for IR op event
* @ioc: per adapter object
@@ -6509,7 +6737,6 @@ _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc,
le16_to_cpu(event_data->VolDevHandle),
event_data->PercentComplete);
}
-#endif
/**
* _scsih_sas_ir_operation_status_event - handle RAID operation events
@@ -6530,18 +6757,17 @@ _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc,
unsigned long flags;
u16 handle;
-#ifdef CONFIG_SCSI_MPT3SAS_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
/* code added for raid transport support */
if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) {
spin_lock_irqsave(&ioc->raid_device_lock, flags);
handle = le16_to_cpu(event_data->VolDevHandle);
- raid_device = _scsih_raid_device_find_by_handle(ioc, handle);
+ raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle);
if (raid_device)
raid_device->percent_complete =
event_data->PercentComplete;
@@ -6703,7 +6929,7 @@ static void
_scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid,
u16 handle)
{
- struct MPT3SAS_TARGET *sas_target_priv_data;
+ struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
struct scsi_target *starget;
struct _raid_device *raid_device;
unsigned long flags;
@@ -6722,6 +6948,13 @@ _scsih_mark_responding_raid_device(struct MPT3SAS_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
+ */
+ mpt3sas_init_warpdrive_properties(ioc, raid_device);
spin_lock_irqsave(&ioc->raid_device_lock, flags);
if (raid_device->handle == handle) {
spin_unlock_irqrestore(&ioc->raid_device_lock,
@@ -6791,6 +7024,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
}
/* refresh the pd_handles */
+ if (!ioc->is_warpdrive) {
phys_disk_num = 0xFF;
memset(ioc->pd_handles, 0, ioc->pd_handles_sz);
while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply,
@@ -6804,6 +7038,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
handle = le16_to_cpu(pd_pg0.DevHandle);
set_bit(handle, ioc->pd_handles);
}
+ }
out:
pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n",
ioc->name);
@@ -6906,6 +7141,7 @@ _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
struct _raid_device *raid_device, *raid_device_next;
struct list_head tmp_list;
unsigned long flags;
+ LIST_HEAD(head);
pr_info(MPT3SAS_FMT "removing unresponding devices: start\n",
ioc->name);
@@ -6913,14 +7149,28 @@ _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
/* removing unresponding end devices */
pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n",
ioc->name);
+ /*
+ * Iterate, pulling off devices marked as non-responding. We become the
+ * owner for the reference the list had on any object we prune.
+ */
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
list_for_each_entry_safe(sas_device, sas_device_next,
&ioc->sas_device_list, list) {
if (!sas_device->responding)
- mpt3sas_device_remove_by_sas_address(ioc,
- sas_device->sas_address);
+ list_move_tail(&sas_device->list, &head);
else
sas_device->responding = 0;
}
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+ /*
+ * Now, uninitialize and remove the unresponding devices we pruned.
+ */
+ list_for_each_entry_safe(sas_device, sas_device_next, &head, list) {
+ _scsih_remove_device(ioc, sas_device);
+ list_del_init(&sas_device->list);
+ sas_device_put(sas_device);
+ }
/* removing unresponding volumes */
if (ioc->ir_firmware) {
@@ -7074,11 +7324,11 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
}
phys_disk_num = pd_pg0.PhysDiskNum;
handle = le16_to_cpu(pd_pg0.DevHandle);
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- if (sas_device)
+ sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
+ if (sas_device) {
+ sas_device_put(sas_device);
continue;
+ }
if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply,
&sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE,
handle) != 0)
@@ -7199,12 +7449,12 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
if (!(_scsih_is_end_device(
le32_to_cpu(sas_device_pg0.DeviceInfo))))
continue;
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc,
+ sas_device = mpt3sas_get_sdev_by_addr(ioc,
le64_to_cpu(sas_device_pg0.SASAddress));
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
- if (sas_device)
+ if (sas_device) {
+ sas_device_put(sas_device);
continue;
+ }
parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle);
if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) {
pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \
@@ -7296,10 +7546,11 @@ mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
static void
_mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
{
+ _scsih_fw_event_del_from_list(ioc, fw_event);
+
/* the queue is being flushed so ignore this event */
- if (ioc->remove_host ||
- ioc->pci_error_recovery) {
- _scsih_fw_event_free(ioc, fw_event);
+ if (ioc->remove_host || ioc->pci_error_recovery) {
+ fw_event_work_put(fw_event);
return;
}
@@ -7310,8 +7561,16 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
fw_event->event_data);
break;
case MPT3SAS_REMOVE_UNRESPONDING_DEVICES:
- while (scsi_host_in_recovery(ioc->shost) || ioc->shost_recovery)
+ while (scsi_host_in_recovery(ioc->shost) ||
+ ioc->shost_recovery) {
+ /*
+ * If we're unloading, bail. Otherwise, this can become
+ * an infinite loop.
+ */
+ if (ioc->remove_host)
+ goto out;
ssleep(1);
+ }
_scsih_remove_unresponding_sas_devices(ioc);
_scsih_scan_for_devices_after_reset(ioc);
break;
@@ -7356,7 +7615,8 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
_scsih_sas_ir_operation_status_event(ioc, fw_event);
break;
}
- _scsih_fw_event_free(ioc, fw_event);
+out:
+ fw_event_work_put(fw_event);
}
/**
@@ -7453,7 +7713,53 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_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:
+ pr_warn(MPT3SAS_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:
+ pr_warn(MPT3SAS_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:
+ pr_err(MPT3SAS_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:
+ pr_err(MPT3SAS_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:
@@ -7472,7 +7778,7 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
}
sz = le16_to_cpu(mpi_reply->EventDataLength) * 4;
- fw_event = kzalloc(sizeof(*fw_event) + sz, GFP_ATOMIC);
+ fw_event = alloc_fw_event_work(sz);
if (!fw_event) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
ioc->name, __FILE__, __LINE__, __func__);
@@ -7485,39 +7791,10 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
fw_event->VP_ID = mpi_reply->VP_ID;
fw_event->event = event;
_scsih_fw_event_add(ioc, fw_event);
+ fw_event_work_put(fw_event);
return 1;
}
-/* shost template */
-static struct scsi_host_template scsih_driver_template = {
- .module = THIS_MODULE,
- .name = "Fusion MPT SAS Host",
- .proc_name = MPT3SAS_DRIVER_NAME,
- .queuecommand = _scsih_qcmd,
- .target_alloc = _scsih_target_alloc,
- .slave_alloc = _scsih_slave_alloc,
- .slave_configure = _scsih_slave_configure,
- .target_destroy = _scsih_target_destroy,
- .slave_destroy = _scsih_slave_destroy,
- .scan_finished = _scsih_scan_finished,
- .scan_start = _scsih_scan_start,
- .change_queue_depth = _scsih_change_queue_depth,
- .eh_abort_handler = _scsih_abort,
- .eh_device_reset_handler = _scsih_dev_reset,
- .eh_target_reset_handler = _scsih_target_reset,
- .eh_host_reset_handler = _scsih_host_reset,
- .bios_param = _scsih_bios_param,
- .can_queue = 1,
- .this_id = -1,
- .sg_tablesize = MPT3SAS_SG_DEPTH,
- .max_sectors = 32767,
- .cmd_per_lun = 7,
- .use_clustering = ENABLE_CLUSTERING,
- .shost_attrs = mpt3sas_host_attrs,
- .sdev_attrs = mpt3sas_dev_attrs,
- .track_queue_depth = 1,
-};
-
/**
* _scsih_expander_node_remove - removing expander device from list.
* @ioc: per adapter object
@@ -7613,7 +7890,8 @@ _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc)
mpi_request->Function = MPI2_FUNCTION_RAID_ACTION;
mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED;
- pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name);
+ if (!ioc->hide_ir_msg)
+ pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name);
init_completion(&ioc->scsih_cmds.done);
mpt3sas_base_put_smid_default(ioc, smid);
wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
@@ -7626,10 +7904,11 @@ _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc)
if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) {
mpi_reply = ioc->scsih_cmds.reply;
- pr_info(MPT3SAS_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)
+ pr_info(MPT3SAS_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:
@@ -7638,13 +7917,13 @@ _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc)
}
/**
- * _scsih_remove - detach and remove add host
+ * scsih_remove - detach and remove add host
* @pdev: PCI device struct
*
* Routine called when unloading the driver.
* Return nothing.
*/
-static void _scsih_remove(struct pci_dev *pdev)
+void scsih_remove(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -7705,18 +7984,20 @@ static void _scsih_remove(struct pci_dev *pdev)
sas_remove_host(shost);
scsi_remove_host(shost);
mpt3sas_base_detach(ioc);
+ spin_lock(&gioc_lock);
list_del(&ioc->list);
+ spin_unlock(&gioc_lock);
scsi_host_put(shost);
}
/**
- * _scsih_shutdown - routine call during system shutdown
+ * scsih_shutdown - routine call during system shutdown
* @pdev: PCI device struct
*
* Return nothing.
*/
-static void
-_scsih_shutdown(struct pci_dev *pdev)
+void
+scsih_shutdown(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -7794,6 +8075,8 @@ _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc)
list_move_tail(&sas_device->list, &ioc->sas_device_list);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ if (ioc->hide_drives)
+ return;
if (!mpt3sas_transport_port_add(ioc, handle,
sas_address_parent)) {
_scsih_sas_device_remove(ioc, sas_device);
@@ -7831,6 +8114,48 @@ _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc)
}
}
+static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc)
+{
+ struct _sas_device *sas_device = NULL;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ if (!list_empty(&ioc->sas_device_init_list)) {
+ sas_device = list_first_entry(&ioc->sas_device_init_list,
+ struct _sas_device, list);
+ sas_device_get(sas_device);
+ }
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+ return sas_device;
+}
+
+static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc,
+ struct _sas_device *sas_device)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->sas_device_lock, flags);
+
+ /*
+ * Since we dropped the lock during the call to port_add(), we need to
+ * be careful here that somebody else didn't move or delete this item
+ * while we were busy with other things.
+ *
+ * If it was on the list, we need a put() for the reference the list
+ * had. Either way, we need a get() for the destination list.
+ */
+ if (!list_empty(&sas_device->list)) {
+ list_del_init(&sas_device->list);
+ sas_device_put(sas_device);
+ }
+
+ sas_device_get(sas_device);
+ list_add_tail(&sas_device->list, &ioc->sas_device_list);
+
+ spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+}
+
/**
* _scsih_probe_sas - reporting sas devices to sas transport
* @ioc: per adapter object
@@ -7840,17 +8165,16 @@ _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc)
static void
_scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc)
{
- struct _sas_device *sas_device, *next;
- unsigned long flags;
+ struct _sas_device *sas_device;
- /* SAS Device List */
- list_for_each_entry_safe(sas_device, next, &ioc->sas_device_init_list,
- list) {
+ if (ioc->hide_drives)
+ return;
+ while ((sas_device = get_next_sas_device(ioc))) {
if (!mpt3sas_transport_port_add(ioc, sas_device->handle,
sas_device->sas_address_parent)) {
- list_del(&sas_device->list);
- kfree(sas_device);
+ _scsih_sas_device_remove(ioc, sas_device);
+ sas_device_put(sas_device);
continue;
} else if (!sas_device->starget) {
/*
@@ -7863,15 +8187,13 @@ _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc)
mpt3sas_transport_port_remove(ioc,
sas_device->sas_address,
sas_device->sas_address_parent);
- list_del(&sas_device->list);
- kfree(sas_device);
+ _scsih_sas_device_remove(ioc, sas_device);
+ sas_device_put(sas_device);
continue;
}
}
-
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- list_move_tail(&sas_device->list, &ioc->sas_device_list);
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+ sas_device_make_active(ioc, sas_device);
+ sas_device_put(sas_device);
}
}
@@ -7908,15 +8230,15 @@ _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc)
}
/**
- * _scsih_scan_start - scsi lld callback for .scan_start
+ * scsih_scan_start - scsi lld callback for .scan_start
* @shost: SCSI host pointer
*
* The shost has the ability to discover targets on its own instead
* of scanning the entire bus. In our implemention, we will kick off
* firmware discovery.
*/
-static void
-_scsih_scan_start(struct Scsi_Host *shost)
+void
+scsih_scan_start(struct Scsi_Host *shost)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
int rc;
@@ -7934,7 +8256,7 @@ _scsih_scan_start(struct Scsi_Host *shost)
}
/**
- * _scsih_scan_finished - scsi lld callback for .scan_finished
+ * scsih_scan_finished - scsi lld callback for .scan_finished
* @shost: SCSI host pointer
* @time: elapsed time of the scan in jiffies
*
@@ -7942,8 +8264,8 @@ _scsih_scan_start(struct Scsi_Host *shost)
* scsi_host and the elapsed time of the scan in jiffies. In our implemention,
* we wait for firmware discovery to complete, then return 1.
*/
-static int
-_scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
+int
+scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
{
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -7987,6 +8309,124 @@ _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
return 1;
}
+/* shost template for SAS 2.0 HBA devices */
+static struct scsi_host_template mpt2sas_driver_template = {
+ .module = THIS_MODULE,
+ .name = "Fusion MPT SAS Host",
+ .proc_name = MPT2SAS_DRIVER_NAME,
+ .queuecommand = scsih_qcmd,
+ .target_alloc = scsih_target_alloc,
+ .slave_alloc = scsih_slave_alloc,
+ .slave_configure = scsih_slave_configure,
+ .target_destroy = scsih_target_destroy,
+ .slave_destroy = scsih_slave_destroy,
+ .scan_finished = scsih_scan_finished,
+ .scan_start = scsih_scan_start,
+ .change_queue_depth = scsih_change_queue_depth,
+ .eh_abort_handler = scsih_abort,
+ .eh_device_reset_handler = scsih_dev_reset,
+ .eh_target_reset_handler = scsih_target_reset,
+ .eh_host_reset_handler = scsih_host_reset,
+ .bios_param = scsih_bios_param,
+ .can_queue = 1,
+ .this_id = -1,
+ .sg_tablesize = MPT2SAS_SG_DEPTH,
+ .max_sectors = 32767,
+ .cmd_per_lun = 7,
+ .use_clustering = ENABLE_CLUSTERING,
+ .shost_attrs = mpt3sas_host_attrs,
+ .sdev_attrs = mpt3sas_dev_attrs,
+ .track_queue_depth = 1,
+};
+
+/* raid transport support for SAS 2.0 HBA devices */
+static struct raid_function_template mpt2sas_raid_functions = {
+ .cookie = &mpt2sas_driver_template,
+ .is_raid = scsih_is_raid,
+ .get_resync = scsih_get_resync,
+ .get_state = scsih_get_state,
+};
+
+/* shost template for SAS 3.0 HBA devices */
+static struct scsi_host_template mpt3sas_driver_template = {
+ .module = THIS_MODULE,
+ .name = "Fusion MPT SAS Host",
+ .proc_name = MPT3SAS_DRIVER_NAME,
+ .queuecommand = scsih_qcmd,
+ .target_alloc = scsih_target_alloc,
+ .slave_alloc = scsih_slave_alloc,
+ .slave_configure = scsih_slave_configure,
+ .target_destroy = scsih_target_destroy,
+ .slave_destroy = scsih_slave_destroy,
+ .scan_finished = scsih_scan_finished,
+ .scan_start = scsih_scan_start,
+ .change_queue_depth = scsih_change_queue_depth,
+ .eh_abort_handler = scsih_abort,
+ .eh_device_reset_handler = scsih_dev_reset,
+ .eh_target_reset_handler = scsih_target_reset,
+ .eh_host_reset_handler = scsih_host_reset,
+ .bios_param = scsih_bios_param,
+ .can_queue = 1,
+ .this_id = -1,
+ .sg_tablesize = MPT3SAS_SG_DEPTH,
+ .max_sectors = 32767,
+ .cmd_per_lun = 7,
+ .use_clustering = ENABLE_CLUSTERING,
+ .shost_attrs = mpt3sas_host_attrs,
+ .sdev_attrs = mpt3sas_dev_attrs,
+ .track_queue_depth = 1,
+};
+
+/* raid transport support for SAS 3.0 HBA devices */
+static struct raid_function_template mpt3sas_raid_functions = {
+ .cookie = &mpt3sas_driver_template,
+ .is_raid = scsih_is_raid,
+ .get_resync = scsih_get_resync,
+ .get_state = scsih_get_state,
+};
+
+/**
+ * _scsih_determine_hba_mpi_version - determine in which MPI version class
+ * this device belongs to.
+ * @pdev: PCI device struct
+ *
+ * return MPI2_VERSION for SAS 2.0 HBA devices,
+ * MPI25_VERSION for SAS 3.0 HBA devices.
+ */
+u16
+_scsih_determine_hba_mpi_version(struct pci_dev *pdev)
+{
+
+ switch (pdev->device) {
+ case MPI2_MFGPAGE_DEVID_SSS6200:
+ case MPI2_MFGPAGE_DEVID_SAS2004:
+ case MPI2_MFGPAGE_DEVID_SAS2008:
+ case MPI2_MFGPAGE_DEVID_SAS2108_1:
+ case MPI2_MFGPAGE_DEVID_SAS2108_2:
+ case MPI2_MFGPAGE_DEVID_SAS2108_3:
+ case MPI2_MFGPAGE_DEVID_SAS2116_1:
+ case MPI2_MFGPAGE_DEVID_SAS2116_2:
+ case MPI2_MFGPAGE_DEVID_SAS2208_1:
+ case MPI2_MFGPAGE_DEVID_SAS2208_2:
+ case MPI2_MFGPAGE_DEVID_SAS2208_3:
+ case MPI2_MFGPAGE_DEVID_SAS2208_4:
+ case MPI2_MFGPAGE_DEVID_SAS2208_5:
+ case MPI2_MFGPAGE_DEVID_SAS2208_6:
+ case MPI2_MFGPAGE_DEVID_SAS2308_1:
+ case MPI2_MFGPAGE_DEVID_SAS2308_2:
+ case MPI2_MFGPAGE_DEVID_SAS2308_3:
+ return MPI2_VERSION;
+ case MPI25_MFGPAGE_DEVID_SAS3004:
+ case MPI25_MFGPAGE_DEVID_SAS3008:
+ case MPI25_MFGPAGE_DEVID_SAS3108_1:
+ case MPI25_MFGPAGE_DEVID_SAS3108_2:
+ case MPI25_MFGPAGE_DEVID_SAS3108_5:
+ case MPI25_MFGPAGE_DEVID_SAS3108_6:
+ return MPI25_VERSION;
+ }
+ return 0;
+}
+
/**
* _scsih_probe - attach and add scsi host
* @pdev: PCI device struct
@@ -7994,26 +8434,72 @@ _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time)
*
* Returns 0 success, anything else error.
*/
-static int
+int
_scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct MPT3SAS_ADAPTER *ioc;
- struct Scsi_Host *shost;
+ struct Scsi_Host *shost = NULL;
int rv;
+ u16 hba_mpi_version;
- shost = scsi_host_alloc(&scsih_driver_template,
- sizeof(struct MPT3SAS_ADAPTER));
- if (!shost)
+ /* Determine in which MPI version class this pci device belongs */
+ hba_mpi_version = _scsih_determine_hba_mpi_version(pdev);
+ if (hba_mpi_version == 0)
return -ENODEV;
- /* init local params */
- ioc = shost_priv(shost);
- memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
+ /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one,
+ * for other generation HBA's return with -ENODEV
+ */
+ if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION))
+ return -ENODEV;
+
+ /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two,
+ * for other generation HBA's return with -ENODEV
+ */
+ if ((hbas_to_enumerate == 2) && (hba_mpi_version != MPI25_VERSION))
+ return -ENODEV;
+
+ switch (hba_mpi_version) {
+ case MPI2_VERSION:
+ /* Use mpt2sas driver host template for SAS 2.0 HBA's */
+ shost = scsi_host_alloc(&mpt2sas_driver_template,
+ sizeof(struct MPT3SAS_ADAPTER));
+ if (!shost)
+ return -ENODEV;
+ ioc = shost_priv(shost);
+ memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
+ ioc->hba_mpi_version_belonged = hba_mpi_version;
+ ioc->id = mpt2_ids++;
+ sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME);
+ if (pdev->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;
+ break;
+ case MPI25_VERSION:
+ /* Use mpt3sas driver host template for SAS 3.0 HBA's */
+ shost = scsi_host_alloc(&mpt3sas_driver_template,
+ sizeof(struct MPT3SAS_ADAPTER));
+ if (!shost)
+ return -ENODEV;
+ ioc = shost_priv(shost);
+ memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER));
+ ioc->hba_mpi_version_belonged = hba_mpi_version;
+ ioc->id = mpt3_ids++;
+ sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME);
+ if (pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION)
+ ioc->msix96_vector = 1;
+ break;
+ default:
+ return -ENODEV;
+ }
+
INIT_LIST_HEAD(&ioc->list);
+ spin_lock(&gioc_lock);
list_add_tail(&ioc->list, &mpt3sas_ioc_list);
+ spin_unlock(&gioc_lock);
ioc->shost = shost;
- ioc->id = mpt_ids++;
- sprintf(ioc->name, "%s%d", MPT3SAS_DRIVER_NAME, ioc->id);
ioc->pdev = pdev;
ioc->scsi_io_cb_idx = scsi_io_cb_idx;
ioc->tm_cb_idx = tm_cb_idx;
@@ -8030,6 +8516,8 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds;
/* misc semaphores and spin locks */
mutex_init(&ioc->reset_in_progress_mutex);
+ /* initializing pci_access_mutex lock */
+ mutex_init(&ioc->pci_access_mutex);
spin_lock_init(&ioc->ioc_reset_in_progress_lock);
spin_lock_init(&ioc->scsi_lookup_lock);
spin_lock_init(&ioc->sas_device_lock);
@@ -8048,6 +8536,8 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
INIT_LIST_HEAD(&ioc->delayed_tr_volume_list);
INIT_LIST_HEAD(&ioc->reply_queue_list);
+ sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id);
+
/* init shost parameters */
shost->max_cmd_len = 32;
shost->max_lun = max_lun;
@@ -8086,7 +8576,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
/* event thread */
snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
- "fw_event%d", ioc->id);
+ "fw_event_%s%d", ioc->driver_name, ioc->id);
ioc->firmware_event_thread = alloc_ordered_workqueue(
ioc->firmware_event_name, WQ_MEM_RECLAIM);
if (!ioc->firmware_event_thread) {
@@ -8103,6 +8593,21 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rv = -ENODEV;
goto out_attach_fail;
}
+
+ 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 (mpt3sas_get_num_volumes(ioc))
+ ioc->hide_drives = 1;
+ else
+ ioc->hide_drives = 0;
+ }
+ } else
+ ioc->hide_drives = 0;
+
rv = scsi_add_host(shost, &pdev->dev);
if (rv) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
@@ -8117,21 +8622,23 @@ out_add_shost_fail:
out_attach_fail:
destroy_workqueue(ioc->firmware_event_thread);
out_thread_fail:
+ spin_lock(&gioc_lock);
list_del(&ioc->list);
+ spin_unlock(&gioc_lock);
scsi_host_put(shost);
return rv;
}
#ifdef CONFIG_PM
/**
- * _scsih_suspend - power management suspend main entry point
+ * scsih_suspend - power management suspend main entry point
* @pdev: PCI device struct
* @state: PM state change to (usually PCI_D3)
*
* Returns 0 success, anything else error.
*/
-static int
-_scsih_suspend(struct pci_dev *pdev, pm_message_t state)
+int
+scsih_suspend(struct pci_dev *pdev, pm_message_t state)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -8152,13 +8659,13 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state)
}
/**
- * _scsih_resume - power management resume main entry point
+ * scsih_resume - power management resume main entry point
* @pdev: PCI device struct
*
* Returns 0 success, anything else error.
*/
-static int
-_scsih_resume(struct pci_dev *pdev)
+int
+scsih_resume(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -8185,7 +8692,7 @@ _scsih_resume(struct pci_dev *pdev)
#endif /* CONFIG_PM */
/**
- * _scsih_pci_error_detected - Called when a PCI error is detected.
+ * scsih_pci_error_detected - Called when a PCI error is detected.
* @pdev: PCI device struct
* @state: PCI channel state
*
@@ -8194,8 +8701,8 @@ _scsih_resume(struct pci_dev *pdev)
* Return value:
* PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT
*/
-static pci_ers_result_t
-_scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
+pci_ers_result_t
+scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -8224,15 +8731,15 @@ _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
}
/**
- * _scsih_pci_slot_reset - Called when PCI slot has been reset.
+ * scsih_pci_slot_reset - Called when PCI slot has been reset.
* @pdev: PCI device struct
*
* Description: This routine is called by the pci error recovery
* code after the PCI slot has been reset, just before we
* should resume normal operations.
*/
-static pci_ers_result_t
-_scsih_pci_slot_reset(struct pci_dev *pdev)
+pci_ers_result_t
+scsih_pci_slot_reset(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -8261,15 +8768,15 @@ _scsih_pci_slot_reset(struct pci_dev *pdev)
}
/**
- * _scsih_pci_resume() - resume normal ops after PCI reset
+ * scsih_pci_resume() - resume normal ops after PCI reset
* @pdev: pointer to PCI device
*
* Called when the error recovery driver tells us that its
* OK to resume normal operation. Use completion to allow
* halted scsi ops to resume.
*/
-static void
-_scsih_pci_resume(struct pci_dev *pdev)
+void
+scsih_pci_resume(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -8282,11 +8789,11 @@ _scsih_pci_resume(struct pci_dev *pdev)
}
/**
- * _scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
+ * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers
* @pdev: pointer to PCI device
*/
-static pci_ers_result_t
-_scsih_pci_mmio_enabled(struct pci_dev *pdev)
+pci_ers_result_t
+scsih_pci_mmio_enabled(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct MPT3SAS_ADAPTER *ioc = shost_priv(shost);
@@ -8300,61 +8807,99 @@ _scsih_pci_mmio_enabled(struct pci_dev *pdev)
return PCI_ERS_RESULT_NEED_RESET;
}
-/* raid transport support */
-static struct raid_function_template mpt3sas_raid_functions = {
- .cookie = &scsih_driver_template,
- .is_raid = _scsih_is_raid,
- .get_resync = _scsih_get_resync,
- .get_state = _scsih_get_state,
+/*
+ * The pci device ids are defined in mpi/mpi2_cnfg.h.
+ */
+static const struct pci_device_id mpt3sas_pci_table[] = {
+ /* Spitfire ~ 2004 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004,
+ PCI_ANY_ID, PCI_ANY_ID },
+ /* Falcon ~ 2008 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008,
+ PCI_ANY_ID, PCI_ANY_ID },
+ /* Liberator ~ 2108 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3,
+ PCI_ANY_ID, PCI_ANY_ID },
+ /* Meteor ~ 2116 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2,
+ PCI_ANY_ID, PCI_ANY_ID },
+ /* Thunderbolt ~ 2208 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6,
+ PCI_ANY_ID, PCI_ANY_ID },
+ /* Mustang ~ 2308 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2,
+ 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 },
+ /* Fury ~ 3004 and 3008 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008,
+ PCI_ANY_ID, PCI_ANY_ID },
+ /* Invader ~ 3108 */
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5,
+ PCI_ANY_ID, PCI_ANY_ID },
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6,
+ PCI_ANY_ID, PCI_ANY_ID },
+ {0} /* Terminating entry */
};
+MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table);
-static struct pci_error_handlers _scsih_err_handler = {
- .error_detected = _scsih_pci_error_detected,
- .mmio_enabled = _scsih_pci_mmio_enabled,
- .slot_reset = _scsih_pci_slot_reset,
- .resume = _scsih_pci_resume,
+static struct pci_error_handlers _mpt3sas_err_handler = {
+ .error_detected = scsih_pci_error_detected,
+ .mmio_enabled = scsih_pci_mmio_enabled,
+ .slot_reset = scsih_pci_slot_reset,
+ .resume = scsih_pci_resume,
};
-static struct pci_driver scsih_driver = {
+static struct pci_driver mpt3sas_driver = {
.name = MPT3SAS_DRIVER_NAME,
- .id_table = scsih_pci_table,
+ .id_table = mpt3sas_pci_table,
.probe = _scsih_probe,
- .remove = _scsih_remove,
- .shutdown = _scsih_shutdown,
- .err_handler = &_scsih_err_handler,
+ .remove = scsih_remove,
+ .shutdown = scsih_shutdown,
+ .err_handler = &_mpt3sas_err_handler,
#ifdef CONFIG_PM
- .suspend = _scsih_suspend,
- .resume = _scsih_resume,
+ .suspend = scsih_suspend,
+ .resume = scsih_resume,
#endif
};
-
/**
- * _scsih_init - main entry point for this driver.
+ * scsih_init - main entry point for this driver.
*
* Returns 0 success, anything else error.
*/
-static int __init
-_scsih_init(void)
+int
+scsih_init(void)
{
- int error;
-
- mpt_ids = 0;
-
- pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME,
- MPT3SAS_DRIVER_VERSION);
-
- mpt3sas_transport_template =
- sas_attach_transport(&mpt3sas_transport_functions);
- if (!mpt3sas_transport_template)
- return -ENODEV;
-
-/* raid transport support */
- mpt3sas_raid_template = raid_class_attach(&mpt3sas_raid_functions);
- if (!mpt3sas_raid_template) {
- sas_release_transport(mpt3sas_transport_template);
- return -ENODEV;
- }
+ mpt2_ids = 0;
+ mpt3_ids = 0;
mpt3sas_base_initialize_callback_handler();
@@ -8392,33 +8937,17 @@ _scsih_init(void)
tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler(
_scsih_sas_control_complete);
- mpt3sas_ctl_init();
-
- error = pci_register_driver(&scsih_driver);
- if (error) {
- /* raid transport support */
- raid_class_release(mpt3sas_raid_template);
- sas_release_transport(mpt3sas_transport_template);
- }
-
- return error;
+ return 0;
}
/**
- * _scsih_exit - exit point for this driver (when it is a module).
+ * scsih_exit - exit point for this driver (when it is a module).
*
* Returns 0 success, anything else error.
*/
-static void __exit
-_scsih_exit(void)
+void
+scsih_exit(void)
{
- pr_info("mpt3sas version %s unloading\n",
- MPT3SAS_DRIVER_VERSION);
-
- mpt3sas_ctl_exit();
-
- pci_unregister_driver(&scsih_driver);
-
mpt3sas_base_release_callback_handler(scsi_io_cb_idx);
mpt3sas_base_release_callback_handler(tm_cb_idx);
@@ -8434,9 +8963,86 @@ _scsih_exit(void)
mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx);
/* raid transport support */
- raid_class_release(mpt3sas_raid_template);
+ if (hbas_to_enumerate != 1)
+ raid_class_release(mpt3sas_raid_template);
+ if (hbas_to_enumerate != 2)
+ raid_class_release(mpt2sas_raid_template);
sas_release_transport(mpt3sas_transport_template);
}
-module_init(_scsih_init);
-module_exit(_scsih_exit);
+/**
+ * _mpt3sas_init - main entry point for this driver.
+ *
+ * Returns 0 success, anything else error.
+ */
+static int __init
+_mpt3sas_init(void)
+{
+ int error;
+
+ pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME,
+ MPT3SAS_DRIVER_VERSION);
+
+ mpt3sas_transport_template =
+ sas_attach_transport(&mpt3sas_transport_functions);
+ if (!mpt3sas_transport_template)
+ return -ENODEV;
+
+ /* No need attach mpt3sas raid functions template
+ * if hbas_to_enumarate value is one.
+ */
+ if (hbas_to_enumerate != 1) {
+ mpt3sas_raid_template =
+ raid_class_attach(&mpt3sas_raid_functions);
+ if (!mpt3sas_raid_template) {
+ sas_release_transport(mpt3sas_transport_template);
+ return -ENODEV;
+ }
+ }
+
+ /* No need to attach mpt2sas raid functions template
+ * if hbas_to_enumarate value is two
+ */
+ if (hbas_to_enumerate != 2) {
+ mpt2sas_raid_template =
+ raid_class_attach(&mpt2sas_raid_functions);
+ if (!mpt2sas_raid_template) {
+ sas_release_transport(mpt3sas_transport_template);
+ return -ENODEV;
+ }
+ }
+
+ error = scsih_init();
+ if (error) {
+ scsih_exit();
+ return error;
+ }
+
+ mpt3sas_ctl_init(hbas_to_enumerate);
+
+ error = pci_register_driver(&mpt3sas_driver);
+ if (error)
+ scsih_exit();
+
+ return error;
+}
+
+/**
+ * _mpt3sas_exit - exit point for this driver (when it is a module).
+ *
+ */
+static void __exit
+_mpt3sas_exit(void)
+{
+ pr_info("mpt3sas version %s unloading\n",
+ MPT3SAS_DRIVER_VERSION);
+
+ pci_unregister_driver(&mpt3sas_driver);
+
+ mpt3sas_ctl_exit(hbas_to_enumerate);
+
+ scsih_exit();
+}
+
+module_init(_mpt3sas_init);
+module_exit(_mpt3sas_exit);