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authorMike Christie <michaelc@cs.wisc.edu>2006-06-28 12:00:25 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-06-29 11:07:41 -0400
commit358ff019b89aa530ab6c0dd139d8089c932b103f (patch)
treeea163e2b5f785fbabd71281cd9fd1683360f909c /drivers/infiniband
parenta54a52caad4bd6166cb7fa64e4e93031fa2fda5d (diff)
downloadtalos-op-linux-358ff019b89aa530ab6c0dd139d8089c932b103f.tar.gz
talos-op-linux-358ff019b89aa530ab6c0dd139d8089c932b103f.zip
[SCSI] iscsi: convert iser to new set/get param fns
Convert iser to libiscsi get/set param functions. Fix bugs in it returning old error return values and have it expose exp_statsn. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/ulp/iser/iscsi_iser.c138
1 files changed, 17 insertions, 121 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 4c3f2de2a06e..d277fdff5dc1 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -438,159 +438,50 @@ iscsi_iser_session_create(struct iscsi_transport *iscsit,
}
static int
-iscsi_iser_conn_set_param(struct iscsi_cls_conn *cls_conn,
- enum iscsi_param param, uint32_t value)
+iscsi_iser_set_param(struct iscsi_cls_conn *cls_conn,
+ enum iscsi_param param, char *buf, int buflen)
{
- struct iscsi_conn *conn = cls_conn->dd_data;
- struct iscsi_session *session = conn->session;
-
- spin_lock_bh(&session->lock);
- if (conn->c_stage != ISCSI_CONN_INITIAL_STAGE &&
- conn->stop_stage != STOP_CONN_RECOVER) {
- printk(KERN_ERR "iscsi_iser: can not change parameter [%d]\n",
- param);
- spin_unlock_bh(&session->lock);
- return 0;
- }
- spin_unlock_bh(&session->lock);
+ int value;
switch (param) {
case ISCSI_PARAM_MAX_RECV_DLENGTH:
/* TBD */
break;
- case ISCSI_PARAM_MAX_XMIT_DLENGTH:
- conn->max_xmit_dlength = value;
- break;
case ISCSI_PARAM_HDRDGST_EN:
+ sscanf(buf, "%d", &value);
if (value) {
printk(KERN_ERR "DataDigest wasn't negotiated to None");
return -EPROTO;
}
break;
case ISCSI_PARAM_DATADGST_EN:
+ sscanf(buf, "%d", &value);
if (value) {
printk(KERN_ERR "DataDigest wasn't negotiated to None");
return -EPROTO;
}
break;
- case ISCSI_PARAM_INITIAL_R2T_EN:
- session->initial_r2t_en = value;
- break;
- case ISCSI_PARAM_IMM_DATA_EN:
- session->imm_data_en = value;
- break;
- case ISCSI_PARAM_FIRST_BURST:
- session->first_burst = value;
- break;
- case ISCSI_PARAM_MAX_BURST:
- session->max_burst = value;
- break;
- case ISCSI_PARAM_PDU_INORDER_EN:
- session->pdu_inorder_en = value;
- break;
- case ISCSI_PARAM_DATASEQ_INORDER_EN:
- session->dataseq_inorder_en = value;
- break;
- case ISCSI_PARAM_ERL:
- session->erl = value;
- break;
case ISCSI_PARAM_IFMARKER_EN:
+ sscanf(buf, "%d", &value);
if (value) {
printk(KERN_ERR "IFMarker wasn't negotiated to No");
return -EPROTO;
}
break;
case ISCSI_PARAM_OFMARKER_EN:
+ sscanf(buf, "%d", &value);
if (value) {
printk(KERN_ERR "OFMarker wasn't negotiated to No");
return -EPROTO;
}
break;
default:
- break;
- }
-
- return 0;
-}
-
-static int
-iscsi_iser_session_get_param(struct iscsi_cls_session *cls_session,
- enum iscsi_param param, uint32_t *value)
-{
- struct Scsi_Host *shost = iscsi_session_to_shost(cls_session);
- struct iscsi_session *session = iscsi_hostdata(shost->hostdata);
-
- switch (param) {
- case ISCSI_PARAM_INITIAL_R2T_EN:
- *value = session->initial_r2t_en;
- break;
- case ISCSI_PARAM_MAX_R2T:
- *value = session->max_r2t;
- break;
- case ISCSI_PARAM_IMM_DATA_EN:
- *value = session->imm_data_en;
- break;
- case ISCSI_PARAM_FIRST_BURST:
- *value = session->first_burst;
- break;
- case ISCSI_PARAM_MAX_BURST:
- *value = session->max_burst;
- break;
- case ISCSI_PARAM_PDU_INORDER_EN:
- *value = session->pdu_inorder_en;
- break;
- case ISCSI_PARAM_DATASEQ_INORDER_EN:
- *value = session->dataseq_inorder_en;
- break;
- case ISCSI_PARAM_ERL:
- *value = session->erl;
- break;
- case ISCSI_PARAM_IFMARKER_EN:
- *value = 0;
- break;
- case ISCSI_PARAM_OFMARKER_EN:
- *value = 0;
- break;
- default:
- return ISCSI_ERR_PARAM_NOT_FOUND;
- }
-
- return 0;
-}
-
-static int
-iscsi_iser_conn_get_param(struct iscsi_cls_conn *cls_conn,
- enum iscsi_param param, uint32_t *value)
-{
- struct iscsi_conn *conn = cls_conn->dd_data;
-
- switch(param) {
- case ISCSI_PARAM_MAX_RECV_DLENGTH:
- *value = conn->max_recv_dlength;
- break;
- case ISCSI_PARAM_MAX_XMIT_DLENGTH:
- *value = conn->max_xmit_dlength;
- break;
- case ISCSI_PARAM_HDRDGST_EN:
- *value = 0;
- break;
- case ISCSI_PARAM_DATADGST_EN:
- *value = 0;
- break;
- /*case ISCSI_PARAM_TARGET_RECV_DLENGTH:
- *value = conn->target_recv_dlength;
- break;
- case ISCSI_PARAM_INITIATOR_RECV_DLENGTH:
- *value = conn->initiator_recv_dlength;
- break;*/
- default:
- return ISCSI_ERR_PARAM_NOT_FOUND;
+ return iscsi_set_param(cls_conn, param, buf, buflen);
}
return 0;
}
-
static void
iscsi_iser_conn_get_stats(struct iscsi_cls_conn *cls_conn, struct iscsi_stats *stats)
{
@@ -702,7 +593,12 @@ static struct iscsi_transport iscsi_iser_transport = {
ISCSI_FIRST_BURST |
ISCSI_MAX_BURST |
ISCSI_PDU_INORDER_EN |
- ISCSI_DATASEQ_INORDER_EN,
+ ISCSI_DATASEQ_INORDER_EN |
+ ISCSI_EXP_STATSN |
+ ISCSI_PERSISTENT_PORT |
+ ISCSI_PERSISTENT_ADDRESS |
+ ISCSI_TARGET_NAME |
+ ISCSI_TPGT,
.host_template = &iscsi_iser_sht,
.conndata_size = sizeof(struct iscsi_conn),
.max_lun = ISCSI_ISER_MAX_LUN,
@@ -714,9 +610,9 @@ static struct iscsi_transport iscsi_iser_transport = {
.create_conn = iscsi_iser_conn_create,
.bind_conn = iscsi_iser_conn_bind,
.destroy_conn = iscsi_iser_conn_destroy,
- .set_param = iscsi_iser_conn_set_param,
- .get_conn_param = iscsi_iser_conn_get_param,
- .get_session_param = iscsi_iser_session_get_param,
+ .set_param = iscsi_iser_set_param,
+ .get_conn_param = iscsi_conn_get_param,
+ .get_session_param = iscsi_session_get_param,
.start_conn = iscsi_iser_conn_start,
.stop_conn = iscsi_conn_stop,
/* these are called as part of conn recovery */
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