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path: root/drivers/scsi/aacraid/aachba.c
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Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
-rw-r--r--drivers/scsi/aacraid/aachba.c60
1 files changed, 45 insertions, 15 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 83b5c7d085f2..ac108f9e2674 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -169,13 +169,17 @@ MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control block
int acbsize = -1;
module_param(acbsize, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware.");
+
+int expose_physicals = 0;
+module_param(expose_physicals, int, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. 0=off, 1=on");
/**
* aac_get_config_status - check the adapter configuration
* @common: adapter to query
*
* Query config status, and commit the configuration if needed.
*/
-int aac_get_config_status(struct aac_dev *dev)
+int aac_get_config_status(struct aac_dev *dev, int commit_flag)
{
int status = 0;
struct fib * fibptr;
@@ -219,7 +223,7 @@ int aac_get_config_status(struct aac_dev *dev)
aac_fib_complete(fibptr);
/* Send a CT_COMMIT_CONFIG to enable discovery of devices */
if (status >= 0) {
- if (commit == 1) {
+ if ((commit == 1) || commit_flag) {
struct aac_commit_config * dinfo;
aac_fib_init(fibptr);
dinfo = (struct aac_commit_config *) fib_data(fibptr);
@@ -489,6 +493,8 @@ int aac_probe_container(struct aac_dev *dev, int cid)
unsigned instance;
fsa_dev_ptr = dev->fsa_dev;
+ if (!fsa_dev_ptr)
+ return -ENOMEM;
instance = dev->scsi_host_ptr->unique_id;
if (!(fibptr = aac_fib_alloc(dev)))
@@ -782,8 +788,9 @@ int aac_get_adapter_info(struct aac_dev* dev)
dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount);
}
- tmp = le32_to_cpu(dev->adapter_info.kernelrev);
- printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n",
+ if (!dev->in_reset) {
+ tmp = le32_to_cpu(dev->adapter_info.kernelrev);
+ printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n",
dev->name,
dev->id,
tmp>>24,
@@ -792,20 +799,21 @@ int aac_get_adapter_info(struct aac_dev* dev)
le32_to_cpu(dev->adapter_info.kernelbuild),
(int)sizeof(dev->supplement_adapter_info.BuildDate),
dev->supplement_adapter_info.BuildDate);
- tmp = le32_to_cpu(dev->adapter_info.monitorrev);
- printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n",
+ tmp = le32_to_cpu(dev->adapter_info.monitorrev);
+ printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n",
dev->name, dev->id,
tmp>>24,(tmp>>16)&0xff,tmp&0xff,
le32_to_cpu(dev->adapter_info.monitorbuild));
- tmp = le32_to_cpu(dev->adapter_info.biosrev);
- printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n",
+ tmp = le32_to_cpu(dev->adapter_info.biosrev);
+ printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n",
dev->name, dev->id,
tmp>>24,(tmp>>16)&0xff,tmp&0xff,
le32_to_cpu(dev->adapter_info.biosbuild));
- if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
- printk(KERN_INFO "%s%d: serial %x\n",
- dev->name, dev->id,
- le32_to_cpu(dev->adapter_info.serial[0]));
+ if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
+ printk(KERN_INFO "%s%d: serial %x\n",
+ dev->name, dev->id,
+ le32_to_cpu(dev->adapter_info.serial[0]));
+ }
dev->nondasd_support = 0;
dev->raid_scsi_mode = 0;
@@ -1392,6 +1400,7 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid)
struct scsi_cmnd *cmd;
struct scsi_device *sdev = scsicmd->device;
int active = 0;
+ struct aac_dev *aac;
unsigned long flags;
/*
@@ -1413,11 +1422,14 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid)
if (active)
return SCSI_MLQUEUE_DEVICE_BUSY;
+ aac = (struct aac_dev *)scsicmd->device->host->hostdata;
+ if (aac->in_reset)
+ return SCSI_MLQUEUE_HOST_BUSY;
+
/*
* Allocate and initialize a Fib
*/
- if (!(cmd_fibcontext =
- aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata)))
+ if (!(cmd_fibcontext = aac_fib_alloc(aac)))
return SCSI_MLQUEUE_HOST_BUSY;
aac_fib_init(cmd_fibcontext);
@@ -1470,6 +1482,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
struct aac_dev *dev = (struct aac_dev *)host->hostdata;
struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev;
+ if (fsa_dev_ptr == NULL)
+ return -1;
/*
* If the bus, id or lun is out of range, return fail
* Test does not apply to ID 16, the pseudo id for the controller
@@ -1499,6 +1513,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
case INQUIRY:
case READ_CAPACITY:
case TEST_UNIT_READY:
+ if (dev->in_reset)
+ return -1;
spin_unlock_irq(host->host_lock);
aac_probe_container(dev, cid);
if ((fsa_dev_ptr[cid].valid & 1) == 0)
@@ -1523,7 +1539,9 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
return 0;
}
} else { /* check for physical non-dasd devices */
- if(dev->nondasd_support == 1){
+ if ((dev->nondasd_support == 1) || expose_physicals) {
+ if (dev->in_reset)
+ return -1;
return aac_send_srb_fib(scsicmd);
} else {
scsicmd->result = DID_NO_CONNECT << 16;
@@ -1579,6 +1597,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
scsicmd->scsi_done(scsicmd);
return 0;
}
+ if (dev->in_reset)
+ return -1;
setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type);
inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */
aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data));
@@ -1734,6 +1754,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
case READ_10:
case READ_12:
case READ_16:
+ if (dev->in_reset)
+ return -1;
/*
* Hack to keep track of ordinal number of the device that
* corresponds to a container. Needed to convert
@@ -1752,6 +1774,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
case WRITE_10:
case WRITE_12:
case WRITE_16:
+ if (dev->in_reset)
+ return -1;
return aac_write(scsicmd, cid);
case SYNCHRONIZE_CACHE:
@@ -1782,6 +1806,8 @@ static int query_disk(struct aac_dev *dev, void __user *arg)
struct fsa_dev_info *fsa_dev_ptr;
fsa_dev_ptr = dev->fsa_dev;
+ if (!fsa_dev_ptr)
+ return -EBUSY;
if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk)))
return -EFAULT;
if (qd.cnum == -1)
@@ -1820,6 +1846,8 @@ static int force_delete_disk(struct aac_dev *dev, void __user *arg)
struct fsa_dev_info *fsa_dev_ptr;
fsa_dev_ptr = dev->fsa_dev;
+ if (!fsa_dev_ptr)
+ return -EBUSY;
if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk)))
return -EFAULT;
@@ -1843,6 +1871,8 @@ static int delete_disk(struct aac_dev *dev, void __user *arg)
struct fsa_dev_info *fsa_dev_ptr;
fsa_dev_ptr = dev->fsa_dev;
+ if (!fsa_dev_ptr)
+ return -EBUSY;
if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk)))
return -EFAULT;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 21:49:15 +0100