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authorMike Christie <michaelc@cs.wisc.edu>2008-05-21 15:54:00 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-07-12 08:22:16 -0500
commita4804cd6eb19318ae8d08ea967cfeaaf5c5b68a6 (patch)
treea69acbfdf4e3646ebb7583f0627b7b7952d13b10 /include/scsi
parent756135215ec743be6fdce2bdebe8cdb9f8a231f6 (diff)
downloadlinux-a4804cd6eb19318ae8d08ea967cfeaaf5c5b68a6.tar.bz2
[SCSI] iscsi: add iscsi host helpers
This finishes the host/session unbinding, by adding some helpers to add and remove hosts and the session they manage. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/libiscsi.h11
-rw-r--r--include/scsi/scsi_transport_iscsi.h4
2 files changed, 13 insertions, 2 deletions
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 8a6271c20935..9a26d715a953 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -32,6 +32,7 @@
#include <scsi/iscsi_if.h>
struct scsi_transport_template;
+struct scsi_host_template;
struct scsi_device;
struct Scsi_Host;
struct scsi_cmnd;
@@ -41,6 +42,7 @@ struct iscsi_cls_session;
struct iscsi_cls_conn;
struct iscsi_session;
struct iscsi_nopin;
+struct device;
/* #define DEBUG_SCSI */
#ifdef DEBUG_SCSI
@@ -311,6 +313,8 @@ struct iscsi_host {
char local_address[ISCSI_ADDRESS_BUF_LEN];
};
+#define iscsi_host_priv(_shost) \
+ (shost_priv(_shost) + sizeof(struct iscsi_host))
/*
* scsi host template
*/
@@ -330,8 +334,11 @@ extern int iscsi_host_set_param(struct Scsi_Host *shost,
int buflen);
extern int iscsi_host_get_param(struct Scsi_Host *shost,
enum iscsi_host_param param, char *buf);
-extern void iscsi_host_setup(struct Scsi_Host *shost, uint16_t qdepth);
-extern void iscsi_host_teardown(struct Scsi_Host *shost);
+extern int iscsi_host_add(struct Scsi_Host *shost, struct device *pdev);
+extern struct Scsi_Host *iscsi_host_alloc(struct scsi_host_template *sht,
+ int dd_data_size, uint16_t qdepth);
+extern void iscsi_host_remove(struct Scsi_Host *shost);
+extern void iscsi_host_free(struct Scsi_Host *shost);
/*
* session management
diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h
index 702eda2904d7..761f62da7cc8 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -207,6 +207,10 @@ struct iscsi_cls_host {
char scan_workq_name[KOBJ_NAME_LEN];
};
+extern void iscsi_host_for_each_session(struct Scsi_Host *shost,
+ void (*fn)(struct iscsi_cls_session *));
+
+
/*
* session and connection functions that can be used by HW iSCSI LLDs
*/