[SCSI] qla2xxx: Add BSG support for FC ELS/CT passthrough and vendor commands.

[jejb: fixed printk casting issues]
Signed-off-by: Sarang Radke <sarang.radke@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

drivers/scsi/qla2xxx/qla_def.h

@@ -31,6 +31,7 @@
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_transport_fc.h>
+#include <scsi/scsi_bsg_fc.h>
 
 #define QLA2XXX_DRIVER_NAME  "qla2xxx"
 
@@ -228,6 +229,27 @@ struct srb_logio {
 	uint16_t flags;
 };
 
+struct srb_bsg_ctx {
+#define SRB_ELS_CMD_RPT 3
+#define SRB_ELS_CMD_HST 4
+#define SRB_CT_CMD 5
+	uint16_t type;
+};
+
+struct srb_bsg {
+	struct srb_bsg_ctx ctx;
+	struct fc_bsg_job *bsg_job;
+};
+
+struct msg_echo_lb {
+	dma_addr_t send_dma;
+	dma_addr_t rcv_dma;
+	uint16_t req_sg_cnt;
+	uint16_t rsp_sg_cnt;
+	uint16_t options;
+	uint32_t transfer_size;
+};
+
 /*
  * ISP I/O Register Set structure definitions.
  */
@@ -522,6 +544,8 @@ typedef struct {
 #define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
 #define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
 
+/* ISP mailbox loopback echo diagnostic error code */
+#define MBS_LB_RESET	0x17
 /*
  * Firmware options 1, 2, 3.
  */
@@ -2230,6 +2254,13 @@ struct req_que {
 	int max_q_depth;
 };
 
+/* Place holder for FW buffer parameters */
+struct qlfc_fw {
+	void *fw_buf;
+	dma_addr_t fw_dma;
+	uint32_t len;
+};
+
 /*
  * Qlogic host adapter specific data structure.
 */
@@ -2594,6 +2625,7 @@ struct qla_hw_data {
 	struct qla_statistics qla_stats;
 	struct isp_operations *isp_ops;
 	struct workqueue_struct *wq;
+	struct qlfc_fw fw_buf;
 };
 
 /*
@@ -2766,4 +2798,127 @@ typedef struct scsi_qla_host {
 
 #define CMD_SP(Cmnd)		((Cmnd)->SCp.ptr)
 
+/*
+ * BSG Vendor specific commands
+ */
+
+#define QL_VND_LOOPBACK		0x01
+#define QLA84_RESET		0x02
+#define QLA84_UPDATE_FW		0x03
+#define QLA84_MGMT_CMD		0x04
+
+/* BSG definations for interpreting CommandSent field */
+#define INT_DEF_LB_LOOPBACK_CMD         0
+#define INT_DEF_LB_ECHO_CMD             1
+
+/* BSG Vendor specific definations */
+typedef struct _A84_RESET {
+	uint16_t Flags;
+	uint16_t Reserved;
+#define A84_RESET_FLAG_ENABLE_DIAG_FW   1
+} __attribute__((packed)) A84_RESET, *PA84_RESET;
+
+#define A84_ISSUE_WRITE_TYPE_CMD        0
+#define A84_ISSUE_READ_TYPE_CMD         1
+#define A84_CLEANUP_CMD                 2
+#define A84_ISSUE_RESET_OP_FW           3
+#define A84_ISSUE_RESET_DIAG_FW         4
+#define A84_ISSUE_UPDATE_OPFW_CMD       5
+#define A84_ISSUE_UPDATE_DIAGFW_CMD     6
+
+struct qla84_mgmt_param {
+	union {
+		struct {
+			uint32_t start_addr;
+		} mem; /* for QLA84_MGMT_READ/WRITE_MEM */
+		struct {
+			uint32_t id;
+#define QLA84_MGMT_CONFIG_ID_UIF        1
+#define QLA84_MGMT_CONFIG_ID_FCOE_COS   2
+#define QLA84_MGMT_CONFIG_ID_PAUSE      3
+#define QLA84_MGMT_CONFIG_ID_TIMEOUTS   4
+
+		uint32_t param0;
+		uint32_t param1;
+	} config; /* for QLA84_MGMT_CHNG_CONFIG */
+
+	struct {
+		uint32_t type;
+#define QLA84_MGMT_INFO_CONFIG_LOG_DATA         1 /* Get Config Log Data */
+#define QLA84_MGMT_INFO_LOG_DATA                2 /* Get Log Data */
+#define QLA84_MGMT_INFO_PORT_STAT               3 /* Get Port Statistics */
+#define QLA84_MGMT_INFO_LIF_STAT                4 /* Get LIF Statistics  */
+#define QLA84_MGMT_INFO_ASIC_STAT               5 /* Get ASIC Statistics */
+#define QLA84_MGMT_INFO_CONFIG_PARAMS           6 /* Get Config Parameters */
+#define QLA84_MGMT_INFO_PANIC_LOG               7 /* Get Panic Log */
+
+		uint32_t context;
+/*
+* context definitions for QLA84_MGMT_INFO_CONFIG_LOG_DATA
+*/
+#define IC_LOG_DATA_LOG_ID_DEBUG_LOG                    0
+#define IC_LOG_DATA_LOG_ID_LEARN_LOG                    1
+#define IC_LOG_DATA_LOG_ID_FC_ACL_INGRESS_LOG           2
+#define IC_LOG_DATA_LOG_ID_FC_ACL_EGRESS_LOG            3
+#define IC_LOG_DATA_LOG_ID_ETHERNET_ACL_INGRESS_LOG     4
+#define IC_LOG_DATA_LOG_ID_ETHERNET_ACL_EGRESS_LOG      5
+#define IC_LOG_DATA_LOG_ID_MESSAGE_TRANSMIT_LOG         6
+#define IC_LOG_DATA_LOG_ID_MESSAGE_RECEIVE_LOG          7
+#define IC_LOG_DATA_LOG_ID_LINK_EVENT_LOG               8
+#define IC_LOG_DATA_LOG_ID_DCX_LOG                      9
+
+/*
+* context definitions for QLA84_MGMT_INFO_PORT_STAT
+*/
+#define IC_PORT_STATISTICS_PORT_NUMBER_ETHERNET_PORT0   0
+#define IC_PORT_STATISTICS_PORT_NUMBER_ETHERNET_PORT1   1
+#define IC_PORT_STATISTICS_PORT_NUMBER_NSL_PORT0        2
+#define IC_PORT_STATISTICS_PORT_NUMBER_NSL_PORT1        3
+#define IC_PORT_STATISTICS_PORT_NUMBER_FC_PORT0         4
+#define IC_PORT_STATISTICS_PORT_NUMBER_FC_PORT1         5
+
+
+/*
+* context definitions for QLA84_MGMT_INFO_LIF_STAT
+*/
+#define IC_LIF_STATISTICS_LIF_NUMBER_ETHERNET_PORT0     0
+#define IC_LIF_STATISTICS_LIF_NUMBER_ETHERNET_PORT1     1
+#define IC_LIF_STATISTICS_LIF_NUMBER_FC_PORT0           2
+#define IC_LIF_STATISTICS_LIF_NUMBER_FC_PORT1           3
+#define IC_LIF_STATISTICS_LIF_NUMBER_CPU                6
+
+		} info; /* for QLA84_MGMT_GET_INFO */
+	} u;
+};
+
+struct qla84_msg_mgmt {
+	uint16_t cmd;
+#define QLA84_MGMT_READ_MEM     0x00
+#define QLA84_MGMT_WRITE_MEM    0x01
+#define QLA84_MGMT_CHNG_CONFIG  0x02
+#define QLA84_MGMT_GET_INFO     0x03
+	uint16_t rsrvd;
+	struct qla84_mgmt_param mgmtp;/* parameters for cmd */
+	uint32_t len; /* bytes in payload following this struct */
+	uint8_t payload[0]; /* payload for cmd */
+};
+
+struct msg_update_fw {
+	/*
+	* diag_fw = 0  operational fw
+	*      otherwise diagnostic fw
+	* offset, len, fw_len are present to overcome the current limitation
+	* of 128Kb xfer size. The fw is sent in smaller chunks. Each chunk
+	* specifies the byte "offset" where it fits in the fw buffer. The
+	* number of bytes in each chunk is specified in "len". "fw_len"
+	* is the total size of fw. The first chunk should start at offset = 0.
+	* When offset+len == fw_len, the fw is written to the HBA.
+	*/
+	uint32_t diag_fw;
+	uint32_t offset;/* start offset */
+	uint32_t len;   /* num bytes in cur xfer */
+	uint32_t fw_len; /* size of fw in bytes */
+	uint8_t fw_bytes[0];
+};
+
 #endif

drivers/scsi/qla2xxx/qla_fw.h

@@ -627,6 +627,39 @@ struct els_entry_24xx {
 	uint32_t rx_len;		/* Data segment 1 length. */
 };
 
+struct els_sts_entry_24xx {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;		/* System Defined. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+
+	uint16_t comp_status;
+
+	uint16_t nport_handle;		/* N_PORT handle. */
+
+	uint16_t reserved_1;
+
+	uint8_t vp_index;
+	uint8_t sof_type;
+
+	uint32_t rx_xchg_address;	/* Receive exchange address. */
+	uint16_t reserved_2;
+
+	uint8_t opcode;
+	uint8_t reserved_3;
+
+	uint8_t port_id[3];
+	uint8_t reserved_4;
+
+	uint16_t reserved_5;
+
+	uint16_t control_flags;		/* Control flags. */
+	uint32_t total_byte_count;
+	uint32_t error_subcode_1;
+	uint32_t error_subcode_2;
+};
 /*
  * ISP queue - Mailbox Command entry structure definition.
  */

drivers/scsi/qla2xxx/qla_gbl.h

@@ -60,6 +60,8 @@ extern int qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *,
 extern int qla2x00_async_logout_done(struct scsi_qla_host *, fc_port_t *,
     uint16_t *);
 
+extern fc_port_t *
+qla2x00_alloc_fcport(scsi_qla_host_t *, gfp_t );
 /*
  * Global Data in qla_os.c source file.
  */
@@ -154,6 +156,7 @@ int qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *,
 int __qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *,
 						uint16_t, uint16_t, uint8_t);
 extern int qla2x00_start_sp(srb_t *);
+extern void qla2x00_ctx_sp_free(srb_t *);
 
 /*
  * Global Function Prototypes in qla_mbx.c source file.
@@ -426,6 +429,8 @@ extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *);
 extern void qla2x00_init_host_attr(scsi_qla_host_t *);
 extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *);
 extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *);
+extern int qla2x00_loopback_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *);
+extern int qla2x00_echo_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *);
 
 /*
  * Global Function Prototypes in qla_dfs.c source file.

drivers/scsi/qla2xxx/qla_init.c

@@ -62,7 +62,7 @@ qla2x00_ctx_sp_timeout(unsigned long __data)
 	ctx->free(sp);
 }
 
-static void
+void
 qla2x00_ctx_sp_free(srb_t *sp)
 {
 	struct srb_ctx *ctx = sp->ctx;
@@ -338,6 +338,16 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
 	rval = qla2x00_init_rings(vha);
 	ha->flags.chip_reset_done = 1;
 
+	if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
+	/* Issue verify 84xx FW IOCB to complete 84xx initialization */
+		rval = qla84xx_init_chip(vha);
+		if (rval != QLA_SUCCESS) {
+			qla_printk(KERN_ERR, ha,
+				"Unable to initialize ISP84XX.\n");
+		qla84xx_put_chip(vha);
+		}
+	}
+
 	return (rval);
 }
 
@@ -2216,7 +2226,7 @@ qla2x00_rport_del(void *data)
  *
  * Returns a pointer to the allocated fcport, or NULL, if none available.
  */
-static fc_port_t *
+fc_port_t *
 qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
 {
 	fc_port_t *fcport;

drivers/scsi/qla2xxx/qla_iocb.c

@@ -1025,6 +1025,119 @@ qla2x00_logout_iocb(srb_t *sp, struct mbx_entry *mbx)
 	/* Implicit: mbx->mbx10 = 0. */
 }
 
+static void
+qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb)
+{
+	struct fc_bsg_job *bsg_job = ((struct srb_bsg*)sp->ctx)->bsg_job;
+
+        els_iocb->entry_type = ELS_IOCB_TYPE;
+        els_iocb->entry_count = 1;
+        els_iocb->sys_define = 0;
+        els_iocb->entry_status = 0;
+        els_iocb->handle = sp->handle;
+        els_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id);
+        els_iocb->tx_dsd_count = __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt);
+        els_iocb->vp_index = sp->fcport->vp_idx;
+        els_iocb->sof_type = EST_SOFI3;
+        els_iocb->rx_dsd_count = __constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt);
+
+        els_iocb->opcode =(((struct srb_bsg*)sp->ctx)->ctx.type == SRB_ELS_CMD_RPT) ?
+	    bsg_job->request->rqst_data.r_els.els_code : bsg_job->request->rqst_data.h_els.command_code;
+        els_iocb->port_id[0] = sp->fcport->d_id.b.al_pa;
+        els_iocb->port_id[1] = sp->fcport->d_id.b.area;
+        els_iocb->port_id[2] = sp->fcport->d_id.b.domain;
+        els_iocb->control_flags = 0;
+        els_iocb->rx_byte_count =
+            cpu_to_le32(bsg_job->reply_payload.payload_len);
+        els_iocb->tx_byte_count =
+            cpu_to_le32(bsg_job->request_payload.payload_len);
+
+        els_iocb->tx_address[0] = cpu_to_le32(LSD(sg_dma_address
+            (bsg_job->request_payload.sg_list)));
+        els_iocb->tx_address[1] = cpu_to_le32(MSD(sg_dma_address
+            (bsg_job->request_payload.sg_list)));
+        els_iocb->tx_len = cpu_to_le32(sg_dma_len
+            (bsg_job->request_payload.sg_list));
+
+        els_iocb->rx_address[0] = cpu_to_le32(LSD(sg_dma_address
+            (bsg_job->reply_payload.sg_list)));
+        els_iocb->rx_address[1] = cpu_to_le32(MSD(sg_dma_address
+            (bsg_job->reply_payload.sg_list)));
+        els_iocb->rx_len = cpu_to_le32(sg_dma_len
+            (bsg_job->reply_payload.sg_list));
+}
+
+static void
+qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb)
+{
+	uint16_t        avail_dsds;
+	uint32_t        *cur_dsd;
+	struct scatterlist *sg;
+	int index;
+	uint16_t tot_dsds;
+        scsi_qla_host_t *vha = sp->fcport->vha;
+	struct fc_bsg_job *bsg_job = ((struct srb_bsg*)sp->ctx)->bsg_job;
+	int loop_iterartion = 0;
+	int cont_iocb_prsnt = 0;
+	int entry_count = 1;
+
+	ct_iocb->entry_type = CT_IOCB_TYPE;
+        ct_iocb->entry_status = 0;
+        ct_iocb->sys_define = 0;
+        ct_iocb->handle = sp->handle;
+
+	ct_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id);
+	ct_iocb->vp_index = sp->fcport->vp_idx;
+        ct_iocb->comp_status = __constant_cpu_to_le16(0);
+
+	ct_iocb->cmd_dsd_count =
+            __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt);
+        ct_iocb->timeout = 0;
+        ct_iocb->rsp_dsd_count =
+            __constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt);
+        ct_iocb->rsp_byte_count =
+            cpu_to_le32(bsg_job->reply_payload.payload_len);
+        ct_iocb->cmd_byte_count =
+            cpu_to_le32(bsg_job->request_payload.payload_len);
+        ct_iocb->dseg_0_address[0] = cpu_to_le32(LSD(sg_dma_address
+            (bsg_job->request_payload.sg_list)));
+        ct_iocb->dseg_0_address[1] = cpu_to_le32(MSD(sg_dma_address
+           (bsg_job->request_payload.sg_list)));
+        ct_iocb->dseg_0_len = cpu_to_le32(sg_dma_len
+            (bsg_job->request_payload.sg_list));
+
+	avail_dsds = 1;
+	cur_dsd = (uint32_t *)ct_iocb->dseg_1_address;
+	index = 0;
+	tot_dsds = bsg_job->reply_payload.sg_cnt;
+
+	for_each_sg(bsg_job->reply_payload.sg_list, sg, tot_dsds, index) {
+		dma_addr_t       sle_dma;
+		cont_a64_entry_t *cont_pkt;
+
+		/* Allocate additional continuation packets? */
+		if (avail_dsds == 0) {
+			/*
+			* Five DSDs are available in the Cont.
+			* Type 1 IOCB.
+			       */
+			cont_pkt = qla2x00_prep_cont_type1_iocb(vha);
+			cur_dsd = (uint32_t *) cont_pkt->dseg_0_address;
+			avail_dsds = 5;
+			cont_iocb_prsnt = 1;
+			entry_count++;
+		}
+
+		sle_dma = sg_dma_address(sg);
+		*cur_dsd++   = cpu_to_le32(LSD(sle_dma));
+		*cur_dsd++   = cpu_to_le32(MSD(sle_dma));
+		*cur_dsd++   = cpu_to_le32(sg_dma_len(sg));
+		loop_iterartion++;
+		avail_dsds--;
+	}
+        ct_iocb->entry_count = entry_count;
+}
+
 int
 qla2x00_start_sp(srb_t *sp)
 {
@@ -1052,6 +1165,13 @@ qla2x00_start_sp(srb_t *sp)
 		    qla24xx_logout_iocb(sp, pkt):
 		    qla2x00_logout_iocb(sp, pkt);
 		break;
+	case SRB_ELS_CMD_RPT:
+	case SRB_ELS_CMD_HST:
+		qla24xx_els_iocb(sp, pkt);
+		break;
+	case SRB_CT_CMD:
+		qla24xx_ct_iocb(sp, pkt);
+		break;
 	default:
 		break;
 	}

drivers/scsi/qla2xxx/qla_isr.c

@@ -8,6 +8,7 @@
 
 #include <linux/delay.h>
 #include <scsi/scsi_tcq.h>
+#include <scsi/scsi_bsg_fc.h>
 
 static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
 static void qla2x00_process_completed_request(struct scsi_qla_host *,
@@ -881,7 +882,9 @@ qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
 		    index);
 		return NULL;
 	}
+
 	req->outstanding_cmds[index] = NULL;
+
 done:
 	return sp;
 }
@@ -981,6 +984,100 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
 	lio->ctx.free(sp);
 }
 
+static void
+qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
+    struct sts_entry_24xx *pkt, int iocb_type)
+{
+	const char func[] = "ELS_CT_IOCB";
+	const char *type;
+	struct qla_hw_data *ha = vha->hw;
+	srb_t *sp;
+	struct srb_bsg *sp_bsg;
+	struct fc_bsg_job *bsg_job;
+	uint16_t comp_status;
+	uint32_t fw_status[3];
+	uint8_t* fw_sts_ptr;
+
+	sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
+	if (!sp)
+		return;
+	sp_bsg = (struct srb_bsg*)sp->ctx;
+	bsg_job = sp_bsg->bsg_job;
+
+	type = NULL;
+	switch (sp_bsg->ctx.type) {
+	case SRB_ELS_CMD_RPT:
+	case SRB_ELS_CMD_HST:
+		type = "els";
+		break;
+	case SRB_CT_CMD:
+		type = "ct pass-through";
+		break;
+	default:
+		qla_printk(KERN_WARNING, ha,
+		    "%s: Unrecognized SRB: (%p) type=%d.\n", func, sp,
+		    sp_bsg->ctx.type);
+		return;
+	}
+
+	comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status);
+	fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1);
+	fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2);
+
+	/* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
+	 * fc payload  to the caller
+	 */
+	bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
+	bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status);
+
+	if (comp_status != CS_COMPLETE) {
+		if (comp_status == CS_DATA_UNDERRUN) {
+			bsg_job->reply->result = DID_OK << 16;
+			bsg_job->reply->reply_payload_rcv_len =
+				le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count);
+
+			DEBUG2(qla_printk(KERN_WARNING, ha,
+			    "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x "
+			    "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
+				vha->host_no, sp->handle, type, comp_status, fw_status[1], fw_status[2],
+				le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count)));
+			fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
+			memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
+		}
+		else {
+			DEBUG2(qla_printk(KERN_WARNING, ha,
+			    "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x "
+			    "error subcode 1=0x%x error subcode 2=0x%x.\n",
+				vha->host_no, sp->handle, type, comp_status,
+				le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1),
+				le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2)));
+			bsg_job->reply->result = DID_ERROR << 16;
+			bsg_job->reply->reply_payload_rcv_len = 0;
+			fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
+			memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
+		}
+		DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt, sizeof(*pkt)));
+	}
+	else {
+		bsg_job->reply->result =  DID_OK << 16;;
+		bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
+		bsg_job->reply_len = 0;
+	}
+
+	dma_unmap_sg(&ha->pdev->dev,
+	    bsg_job->request_payload.sg_list,
+	    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+	dma_unmap_sg(&ha->pdev->dev,
+	    bsg_job->reply_payload.sg_list,
+	    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+	if ((sp_bsg->ctx.type == SRB_ELS_CMD_HST) ||
+	    (sp_bsg->ctx.type == SRB_CT_CMD))
+		kfree(sp->fcport);
+	kfree(sp->ctx);
+	mempool_free(sp, ha->srb_mempool);
+	bsg_job->job_done(bsg_job);
+}
+
 static void
 qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
     struct logio_entry_24xx *logio)
@@ -1749,6 +1846,13 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha,
 			qla24xx_logio_entry(vha, rsp->req,
 			    (struct logio_entry_24xx *)pkt);
 			break;
+                case CT_IOCB_TYPE:
+			qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
+			clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags);
+			break;
+                case ELS_IOCB_TYPE:
+			qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE);
+			break;
 		default:
 			/* Type Not Supported. */
 			DEBUG4(printk(KERN_WARNING
@@ -2046,7 +2150,6 @@ qla24xx_msix_default(int irq, void *dev_id)
 		set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
 		complete(&ha->mbx_intr_comp);
 	}
-
 	return IRQ_HANDLED;
 }
 

drivers/scsi/qla2xxx/qla_mbx.c

@@ -3635,6 +3635,157 @@ qla2x00_read_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t *data)
 	return rval;
 }
 
+int
+qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, uint16_t *mresp)
+{
+	int rval;
+	mbx_cmd_t mc;
+	mbx_cmd_t *mcp = &mc;
+	uint32_t iter_cnt = 0x1;
+
+	DEBUG11(printk("scsi(%ld): entered.\n", vha->host_no));
+
+	memset(mcp->mb, 0 , sizeof(mcp->mb));
+	mcp->mb[0] = MBC_DIAGNOSTIC_LOOP_BACK;
+	mcp->mb[1] = mreq->options | BIT_6;	// BIT_6 specifies 64 bit addressing
+
+	/* transfer count */
+	mcp->mb[10] = LSW(mreq->transfer_size);
+	mcp->mb[11] = MSW(mreq->transfer_size);
+
+	/* send data address */
+	mcp->mb[14] = LSW(mreq->send_dma);
+	mcp->mb[15] = MSW(mreq->send_dma);
+	mcp->mb[20] = LSW(MSD(mreq->send_dma));
+	mcp->mb[21] = MSW(MSD(mreq->send_dma));
+
+	/* recieve data address */
+	mcp->mb[16] = LSW(mreq->rcv_dma);
+	mcp->mb[17] = MSW(mreq->rcv_dma);
+	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
+	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
+
+	/* Iteration count */
+	mcp->mb[18] = LSW(iter_cnt);
+	mcp->mb[19] = MSW(iter_cnt);
+
+	mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15|
+	    MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
+	if (IS_QLA81XX(vha->hw))
+		mcp->out_mb |= MBX_2;
+	mcp->in_mb = MBX_19|MBX_18|MBX_3|MBX_2|MBX_1|MBX_0;
+
+	mcp->buf_size = mreq->transfer_size;
+	mcp->tov = MBX_TOV_SECONDS;
+	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
+
+	rval = qla2x00_mailbox_command(vha, mcp);
+
+	if (rval != QLA_SUCCESS) {
+		DEBUG2(printk(KERN_WARNING
+		    "(%ld): failed=%x mb[0]=0x%x "
+			"mb[1]=0x%x mb[2]=0x%x mb[3]=0x%x mb[18]=0x%x mb[19]=0x%x. \n", vha->host_no, rval,
+			mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3], mcp->mb[18], mcp->mb[19]));
+	} else {
+		DEBUG2(printk(KERN_WARNING
+		    "scsi(%ld): done.\n", vha->host_no));
+	}
+
+	/* Copy mailbox information */
+	memcpy( mresp, mcp->mb, 64);
+	mresp[3] = mcp->mb[18];
+	mresp[4] = mcp->mb[19];
+	return rval;
+}
+
+int
+qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, uint16_t *mresp)
+{
+	int rval;
+	mbx_cmd_t mc;
+	mbx_cmd_t *mcp = &mc;
+	struct qla_hw_data *ha = vha->hw;
+
+	DEBUG11(printk("scsi(%ld): entered.\n", vha->host_no));
+
+	memset(mcp->mb, 0 , sizeof(mcp->mb));
+	mcp->mb[0] = MBC_DIAGNOSTIC_ECHO;
+	mcp->mb[1] = mreq->options | BIT_6;	/* BIT_6 specifies 64bit address */
+	if (IS_QLA81XX(ha))
+		mcp->mb[1] |= BIT_15;
+	mcp->mb[2] = IS_QLA81XX(ha) ? vha->fcoe_fcf_idx : 0;
+	mcp->mb[16] = LSW(mreq->rcv_dma);
+	mcp->mb[17] = MSW(mreq->rcv_dma);
+	mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
+	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
+
+	mcp->mb[10] = LSW(mreq->transfer_size);
+
+	mcp->mb[14] = LSW(mreq->send_dma);
+	mcp->mb[15] = MSW(mreq->send_dma);
+	mcp->mb[20] = LSW(MSD(mreq->send_dma));
+	mcp->mb[21] = MSW(MSD(mreq->send_dma));
+
+	mcp->out_mb = MBX_21|MBX_20|MBX_17|MBX_16|MBX_15|
+	    MBX_14|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
+	if (IS_QLA81XX(ha))
+		mcp->out_mb |= MBX_2;
+
+	mcp->in_mb = MBX_0;
+	if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha))
+		mcp->in_mb |= MBX_1;
+	if (IS_QLA81XX(ha))
+		mcp->in_mb |= MBX_3;
+
+	mcp->tov = MBX_TOV_SECONDS;
+	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
+	mcp->buf_size = mreq->transfer_size;
+
+	rval = qla2x00_mailbox_command(vha, mcp);
+
+	if (rval != QLA_SUCCESS) {
+		DEBUG2(printk(KERN_WARNING
+		    "(%ld): failed=%x mb[0]=0x%x mb[1]=0x%x.\n",
+		    vha->host_no, rval, mcp->mb[0], mcp->mb[1]));
+	} else {
+		DEBUG2(printk(KERN_WARNING
+		    "scsi(%ld): done.\n", vha->host_no));
+	}
+
+	/* Copy mailbox information */
+	memcpy( mresp, mcp->mb, 32);
+	return rval;
+}
+int
+qla84xx_reset_chip(scsi_qla_host_t *ha, uint16_t enable_diagnostic,
+    uint16_t *cmd_status)
+{
+	int rval;
+	mbx_cmd_t mc;
+	mbx_cmd_t *mcp = &mc;
+
+	DEBUG16(printk("%s(%ld): enable_diag=%d entered.\n", __func__,
+		ha->host_no, enable_diagnostic));
+
+	mcp->mb[0] = MBC_ISP84XX_RESET;
+	mcp->mb[1] = enable_diagnostic;
+	mcp->out_mb = MBX_1|MBX_0;
+	mcp->in_mb = MBX_1|MBX_0;
+	mcp->tov = MBX_TOV_SECONDS;
+	mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
+	rval = qla2x00_mailbox_command(ha, mcp);
+
+	/* Return mailbox statuses. */
+	*cmd_status = mcp->mb[0];
+	if (rval != QLA_SUCCESS)
+		DEBUG16(printk("%s(%ld): failed=%x.\n", __func__, ha->host_no,
+			rval));
+	else
+		DEBUG16(printk("%s(%ld): done.\n", __func__, ha->host_no));
+
+	return rval;
+}
+
 int
 qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
 {

drivers/scsi/qla2xxx/qla_os.c

@@ -1969,6 +1969,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	host->max_channel = MAX_BUSES - 1;
 	host->max_lun = MAX_LUNS;
 	host->transportt = qla2xxx_transport_template;
+	sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
 
 	/* Set up the irqs */
 	ret = qla2x00_request_irqs(ha, rsp);