[SCSI] be2iscsi: Fix changes in ASYNC Path for SKH-R adapter
DEF_Q[HDR/DATA] is created on the chute on which iSCSI Protocol is loaded.
When a connection is offloaded, the DEF_Q HDR/Data ID needs to be passed.
FW posts ASYNC message received from target on the passed DEF_Q. Connection
can be offloaded on any of the chute so DEF_Q is created on each Chute.
Change in the ASYNC path initialization based on the configuration parameters
returned for each chute.
For BE-X family iSCSI protocol is loaded only on single chute.
Signed-off-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
index df03067..b77a327 100644
--- a/drivers/scsi/be2iscsi/be_cmds.c
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -1027,10 +1027,29 @@
return status;
}
+/**
+ * be_cmd_create_default_pdu_queue()- Create DEFQ for the adapter
+ * @ctrl: ptr to ctrl_info
+ * @cq: Completion Queue
+ * @dq: Default Queue
+ * @lenght: ring size
+ * @entry_size: size of each entry in DEFQ
+ * @is_header: Header or Data DEFQ
+ * @ulp_num: Bind to which ULP
+ *
+ * Create HDR/Data DEFQ for the passed ULP. Unsol PDU are posted
+ * on this queue by the FW
+ *
+ * return
+ * Success: 0
+ * Failure: Non-Zero Value
+ *
+ **/
int be_cmd_create_default_pdu_queue(struct be_ctrl_info *ctrl,
struct be_queue_info *cq,
struct be_queue_info *dq, int length,
- int entry_size)
+ int entry_size, uint8_t is_header,
+ uint8_t ulp_num)
{
struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
struct be_defq_create_req *req = embedded_payload(wrb);
@@ -1048,6 +1067,11 @@
OPCODE_COMMON_ISCSI_DEFQ_CREATE, sizeof(*req));
req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
+ if (phba->fw_config.dual_ulp_aware) {
+ req->ulp_num = ulp_num;
+ req->dua_feature |= (1 << BEISCSI_DUAL_ULP_AWARE_BIT);
+ req->dua_feature |= (1 << BEISCSI_BIND_Q_TO_ULP_BIT);
+ }
if (is_chip_be2_be3r(phba)) {
AMAP_SET_BITS(struct amap_be_default_pdu_context,
@@ -1085,10 +1109,26 @@
status = be_mbox_notify(ctrl);
if (!status) {
+ struct be_ring *defq_ring;
struct be_defq_create_resp *resp = embedded_payload(wrb);
dq->id = le16_to_cpu(resp->id);
dq->created = true;
+ if (is_header)
+ defq_ring = &phba->phwi_ctrlr->default_pdu_hdr[ulp_num];
+ else
+ defq_ring = &phba->phwi_ctrlr->
+ default_pdu_data[ulp_num];
+
+ defq_ring->id = dq->id;
+
+ if (!phba->fw_config.dual_ulp_aware) {
+ defq_ring->ulp_num = BEISCSI_ULP0;
+ defq_ring->doorbell_offset = DB_RXULP0_OFFSET;
+ } else {
+ defq_ring->ulp_num = resp->ulp_num;
+ defq_ring->doorbell_offset = resp->doorbell_offset;
+ }
}
spin_unlock(&ctrl->mbox_lock);