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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2007-06-27 16:32:50 +0900
committerJames Bottomley <jejb@mulgrave.localdomain>2007-10-12 14:37:39 -0400
commit4d68041907b150b07640b607c6c626391cf3fe8b (patch)
tree13672f3d6c86dd8ff7405650d6ef4d931eee3b90 /drivers/scsi
parent09345f65058bb927f3b3f4c33421f83ba8eeb5f8 (diff)
[SCSI] ibmvscsi: convert to use the srp transport class
This converts ibmvscsi to use the srp transport class. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Brian King <brking@us.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/Kconfig1
-rw-r--r--drivers/scsi/ibmvscsi/ibmvscsi.c34
2 files changed, 33 insertions, 2 deletions
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 50d3062577d..778dc0fb1e4 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -839,6 +839,7 @@ config SCSI_IPS
config SCSI_IBMVSCSI
tristate "IBM Virtual SCSI support"
depends on PPC_PSERIES || PPC_ISERIES
+ select SCSI_SRP_ATTRS
help
This is the IBM POWER Virtual SCSI Client
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 5ecc63d1b43..e6f937eeb78 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -75,6 +75,7 @@
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
+#include <scsi/scsi_transport_srp.h>
#include "ibmvscsi.h"
/* The values below are somewhat arbitrary default values, but
@@ -87,6 +88,8 @@ static int max_channel = 3;
static int init_timeout = 5;
static int max_requests = IBMVSCSI_MAX_REQUESTS_DEFAULT;
+static struct scsi_transport_template *ibmvscsi_transport_template;
+
#define IBMVSCSI_VERSION "1.5.8"
MODULE_DESCRIPTION("IBM Virtual SCSI");
@@ -1553,6 +1556,8 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
struct ibmvscsi_host_data *hostdata;
struct Scsi_Host *host;
struct device *dev = &vdev->dev;
+ struct srp_rport_identifiers ids;
+ struct srp_rport *rport;
unsigned long wait_switch = 0;
int rc;
@@ -1565,6 +1570,7 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
goto scsi_host_alloc_failed;
}
+ host->transportt = ibmvscsi_transport_template;
hostdata = shost_priv(host);
memset(hostdata, 0x00, sizeof(*hostdata));
INIT_LIST_HEAD(&hostdata->sent);
@@ -1590,6 +1596,13 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
if (scsi_add_host(hostdata->host, hostdata->dev))
goto add_host_failed;
+ /* we don't have a proper target_port_id so let's use the fake one */
+ memcpy(ids.port_id, hostdata->madapter_info.partition_name,
+ sizeof(ids.port_id));
+ rport = srp_rport_add(host, &ids);
+ if (IS_ERR(rport))
+ goto add_srp_port_failed;
+
/* Try to send an initialization message. Note that this is allowed
* to fail if the other end is not acive. In that case we don't
* want to scan
@@ -1617,6 +1630,8 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
vdev->dev.driver_data = hostdata;
return 0;
+ add_srp_port_failed:
+ scsi_remove_host(hostdata->host);
add_host_failed:
release_event_pool(&hostdata->pool, hostdata);
init_pool_failed:
@@ -1633,7 +1648,8 @@ static int ibmvscsi_remove(struct vio_dev *vdev)
release_event_pool(&hostdata->pool, hostdata);
ibmvscsi_release_crq_queue(&hostdata->queue, hostdata,
max_requests);
-
+
+ srp_remove_host(hostdata->host);
scsi_remove_host(hostdata->host);
scsi_host_put(hostdata->host);
@@ -1660,14 +1676,28 @@ static struct vio_driver ibmvscsi_driver = {
}
};
+static struct srp_function_template ibmvscsi_transport_functions = {
+};
+
int __init ibmvscsi_module_init(void)
{
- return vio_register_driver(&ibmvscsi_driver);
+ int ret;
+
+ ibmvscsi_transport_template =
+ srp_attach_transport(&ibmvscsi_transport_functions);
+ if (!ibmvscsi_transport_template)
+ return -ENOMEM;
+
+ ret = vio_register_driver(&ibmvscsi_driver);
+ if (ret)
+ srp_release_transport(ibmvscsi_transport_template);
+ return ret;
}
void __exit ibmvscsi_module_exit(void)
{
vio_unregister_driver(&ibmvscsi_driver);
+ srp_release_transport(ibmvscsi_transport_template);
}
module_init(ibmvscsi_module_init);