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-rw-r--r--drivers/scsi/aacraid/aachba.c6
-rw-r--r--drivers/scsi/aacraid/linit.c5
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index b14f7cac30e9..ac108f9e2674 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -169,6 +169,10 @@ 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
@@ -1535,7 +1539,7 @@ 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);
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index d67058f80816..6e4eafa4ecee 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -82,6 +82,8 @@ static LIST_HEAD(aac_devices);
static int aac_cfg_major = -1;
char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
+extern int expose_physicals;
+
/*
* Because of the way Linux names scsi devices, the order in this table has
* become important. Check for on-board Raid first, add-in cards second.
@@ -394,6 +396,7 @@ static int aac_slave_configure(struct scsi_device *sdev)
sdev->skip_ms_page_3f = 1;
}
if ((sdev->type == TYPE_DISK) &&
+ !expose_physicals &&
(sdev_channel(sdev) != CONTAINER_CHANNEL)) {
struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
if (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))
@@ -928,7 +931,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
* all containers are on the virtual channel 0 (CONTAINER_CHANNEL)
* physical channels are address by their actual physical number+1
*/
- if (aac->nondasd_support == 1)
+ if ((aac->nondasd_support == 1) || expose_physicals)
shost->max_channel = aac->maximum_num_channels;
else
shost->max_channel = 0;