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-rw-r--r--drivers/infiniband/ulp/srp/Kconfig1
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c27
2 files changed, 28 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/srp/Kconfig b/drivers/infiniband/ulp/srp/Kconfig
index 3432dce29520..c74ee9633041 100644
--- a/drivers/infiniband/ulp/srp/Kconfig
+++ b/drivers/infiniband/ulp/srp/Kconfig
@@ -1,6 +1,7 @@
1config INFINIBAND_SRP 1config INFINIBAND_SRP
2 tristate "InfiniBand SCSI RDMA Protocol" 2 tristate "InfiniBand SCSI RDMA Protocol"
3 depends on SCSI 3 depends on SCSI
4 select SCSI_SRP_ATTRS
4 ---help--- 5 ---help---
5 Support for the SCSI RDMA Protocol over InfiniBand. This 6 Support for the SCSI RDMA Protocol over InfiniBand. This
6 allows you to access storage devices that speak SRP over 7 allows you to access storage devices that speak SRP over
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index f01ca182f226..d8d056e004bb 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -47,6 +47,7 @@
47#include <scsi/scsi_device.h> 47#include <scsi/scsi_device.h>
48#include <scsi/scsi_dbg.h> 48#include <scsi/scsi_dbg.h>
49#include <scsi/srp.h> 49#include <scsi/srp.h>
50#include <scsi/scsi_transport_srp.h>
50 51
51#include <rdma/ib_cache.h> 52#include <rdma/ib_cache.h>
52 53
@@ -90,6 +91,8 @@ static void srp_remove_one(struct ib_device *device);
90static void srp_completion(struct ib_cq *cq, void *target_ptr); 91static void srp_completion(struct ib_cq *cq, void *target_ptr);
91static int srp_cm_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event); 92static int srp_cm_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event);
92 93
94static struct scsi_transport_template *ib_srp_transport_template;
95
93static struct ib_client srp_client = { 96static struct ib_client srp_client = {
94 .name = "srp", 97 .name = "srp",
95 .add = srp_add_one, 98 .add = srp_add_one,
@@ -405,6 +408,7 @@ static void srp_remove_work(struct work_struct *work)
405 list_del(&target->list); 408 list_del(&target->list);
406 spin_unlock(&target->srp_host->target_lock); 409 spin_unlock(&target->srp_host->target_lock);
407 410
411 srp_remove_host(target->scsi_host);
408 scsi_remove_host(target->scsi_host); 412 scsi_remove_host(target->scsi_host);
409 ib_destroy_cm_id(target->cm_id); 413 ib_destroy_cm_id(target->cm_id);
410 srp_free_target_ib(target); 414 srp_free_target_ib(target);
@@ -1530,12 +1534,23 @@ static struct scsi_host_template srp_template = {
1530 1534
1531static int srp_add_target(struct srp_host *host, struct srp_target_port *target) 1535static int srp_add_target(struct srp_host *host, struct srp_target_port *target)
1532{ 1536{
1537 struct srp_rport_identifiers ids;
1538 struct srp_rport *rport;
1539
1533 sprintf(target->target_name, "SRP.T10:%016llX", 1540 sprintf(target->target_name, "SRP.T10:%016llX",
1534 (unsigned long long) be64_to_cpu(target->id_ext)); 1541 (unsigned long long) be64_to_cpu(target->id_ext));
1535 1542
1536 if (scsi_add_host(target->scsi_host, host->dev->dev->dma_device)) 1543 if (scsi_add_host(target->scsi_host, host->dev->dev->dma_device))
1537 return -ENODEV; 1544 return -ENODEV;
1538 1545
1546 memcpy(ids.port_id, &target->id_ext, 8);
1547 memcpy(ids.port_id + 8, &target->ioc_guid, 8);
1548 rport = srp_rport_add(target->scsi_host, &ids);
1549 if (IS_ERR(rport)) {
1550 scsi_remove_host(target->scsi_host);
1551 return PTR_ERR(rport);
1552 }
1553
1539 spin_lock(&host->target_lock); 1554 spin_lock(&host->target_lock);
1540 list_add_tail(&target->list, &host->target_list); 1555 list_add_tail(&target->list, &host->target_list);
1541 spin_unlock(&host->target_lock); 1556 spin_unlock(&host->target_lock);
@@ -1760,6 +1775,7 @@ static ssize_t srp_create_target(struct class_device *class_dev,
1760 if (!target_host) 1775 if (!target_host)
1761 return -ENOMEM; 1776 return -ENOMEM;
1762 1777
1778 target_host->transportt = ib_srp_transport_template;
1763 target_host->max_lun = SRP_MAX_LUN; 1779 target_host->max_lun = SRP_MAX_LUN;
1764 target_host->max_cmd_len = sizeof ((struct srp_cmd *) (void *) 0L)->cdb; 1780 target_host->max_cmd_len = sizeof ((struct srp_cmd *) (void *) 0L)->cdb;
1765 1781
@@ -2039,10 +2055,18 @@ static void srp_remove_one(struct ib_device *device)
2039 kfree(srp_dev); 2055 kfree(srp_dev);
2040} 2056}
2041 2057
2058static struct srp_function_template ib_srp_transport_functions = {
2059};
2060
2042static int __init srp_init_module(void) 2061static int __init srp_init_module(void)
2043{ 2062{
2044 int ret; 2063 int ret;
2045 2064
2065 ib_srp_transport_template =
2066 srp_attach_transport(&ib_srp_transport_functions);
2067 if (!ib_srp_transport_template)
2068 return -ENOMEM;
2069
2046 srp_template.sg_tablesize = srp_sg_tablesize; 2070 srp_template.sg_tablesize = srp_sg_tablesize;
2047 srp_max_iu_len = (sizeof (struct srp_cmd) + 2071 srp_max_iu_len = (sizeof (struct srp_cmd) +
2048 sizeof (struct srp_indirect_buf) + 2072 sizeof (struct srp_indirect_buf) +
@@ -2051,6 +2075,7 @@ static int __init srp_init_module(void)
2051 ret = class_register(&srp_class); 2075 ret = class_register(&srp_class);
2052 if (ret) { 2076 if (ret) {
2053 printk(KERN_ERR PFX "couldn't register class infiniband_srp\n"); 2077 printk(KERN_ERR PFX "couldn't register class infiniband_srp\n");
2078 srp_release_transport(ib_srp_transport_template);
2054 return ret; 2079 return ret;
2055 } 2080 }
2056 2081
@@ -2059,6 +2084,7 @@ static int __init srp_init_module(void)
2059 ret = ib_register_client(&srp_client); 2084 ret = ib_register_client(&srp_client);
2060 if (ret) { 2085 if (ret) {
2061 printk(KERN_ERR PFX "couldn't register IB client\n"); 2086 printk(KERN_ERR PFX "couldn't register IB client\n");
2087 srp_release_transport(ib_srp_transport_template);
2062 ib_sa_unregister_client(&srp_sa_client); 2088 ib_sa_unregister_client(&srp_sa_client);
2063 class_unregister(&srp_class); 2089 class_unregister(&srp_class);
2064 return ret; 2090 return ret;
@@ -2072,6 +2098,7 @@ static void __exit srp_cleanup_module(void)
2072 ib_unregister_client(&srp_client); 2098 ib_unregister_client(&srp_client);
2073 ib_sa_unregister_client(&srp_sa_client); 2099 ib_sa_unregister_client(&srp_sa_client);
2074 class_unregister(&srp_class); 2100 class_unregister(&srp_class);
2101 srp_release_transport(ib_srp_transport_template);
2075} 2102}
2076 2103
2077module_init(srp_init_module); 2104module_init(srp_init_module);