scsi: qla2xxx: Save frame payload size from ICB

Save frame payload size from init control block.  This field/data is used
to register with switch database.  This allows the init control block temp
buf to be reused.

[mkp: remove unused variable]
Signed-off-by: NQuinn Tran <quinn.tran@cavium.com>
Signed-off-by: NHimanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qla2xxx/qla_def.h

@@ -3848,6 +3848,7 @@ struct qla_hw_data {
 	atomic_t	num_pend_mbx_stage1;
 	atomic_t	num_pend_mbx_stage2;
 	atomic_t	num_pend_mbx_stage3;
+	uint16_t	frame_payload_size;
 
 	uint32_t	login_retry_count;
 	/* SNS command interfaces. */

drivers/scsi/qla2xxx/qla_gs.c

@@ -1954,7 +1954,6 @@ qla2x00_fdmiv2_rhba(scsi_qla_host_t *vha)
 	void *entries;
 	struct ct_fdmiv2_hba_attr *eiter;
 	struct qla_hw_data *ha = vha->hw;
-	struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
 	struct new_utsname *p_sysid = NULL;
 
 	/* Issue RHBA */
@@ -2134,9 +2133,7 @@ qla2x00_fdmiv2_rhba(scsi_qla_host_t *vha)
 	/* MAX CT Payload Length */
 	eiter = entries + size;
 	eiter->type = cpu_to_be16(FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH);
-	eiter->a.max_ct_len = IS_FWI2_CAPABLE(ha) ?
-	    le16_to_cpu(icb24->frame_payload_size) :
-	    le16_to_cpu(ha->init_cb->frame_payload_size);
+	eiter->a.max_ct_len = cpu_to_be32(ha->frame_payload_size);
 	eiter->a.max_ct_len = cpu_to_be32(eiter->a.max_ct_len);
 	eiter->len = cpu_to_be16(4 + 4);
 	size += 4 + 4;

drivers/scsi/qla2xxx/qla_init.c

@@ -4418,7 +4418,7 @@ qla2x00_nvram_config(scsi_qla_host_t *vha)
 	cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
 	while (cnt--)
 		*dptr1++ = *dptr2++;
-
+	ha->frame_payload_size = le16_to_cpu(icb->frame_payload_size);
 	/* Use alternate WWN? */
 	if (nv->host_p[1] & BIT_7) {
 		memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
@@ -6893,7 +6893,7 @@ qla24xx_nvram_config(scsi_qla_host_t *vha)
 	    (uint8_t *)&icb->interrupt_delay_timer;
 	while (cnt--)
 		*dptr1++ = *dptr2++;
-
+	ha->frame_payload_size = le16_to_cpu(icb->frame_payload_size);
 	/*
 	 * Setup driver NVRAM options.
 	 */
@@ -7949,7 +7949,7 @@ qla81xx_nvram_config(scsi_qla_host_t *vha)
 
 	/* Use extended-initialization control block. */
 	memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
-
+	ha->frame_payload_size = le16_to_cpu(icb->frame_payload_size);
 	/*
 	 * Setup driver NVRAM options.
 	 */