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| author | Mike Christie <michaelc@cs.wisc.edu> | 2008-05-21 15:54:00 -0500 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-07-12 08:22:16 -0500 |
| commit | a4804cd6eb19318ae8d08ea967cfeaaf5c5b68a6 (patch) | |
| tree | a69acbfdf4e3646ebb7583f0627b7b7952d13b10 /include/scsi | |
| parent | 756135215ec743be6fdce2bdebe8cdb9f8a231f6 (diff) | |
| download | lwn-a4804cd6eb19318ae8d08ea967cfeaaf5c5b68a6.tar.gz lwn-a4804cd6eb19318ae8d08ea967cfeaaf5c5b68a6.zip | |
[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.h | 11 | ||||
| -rw-r--r-- | include/scsi/scsi_transport_iscsi.h | 4 |
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 */ |