[SCSI] qla2xxx: Enhancements to support ISPFx00.

[jejb: fix up checkpatch issues]
Signed-off-by: NAndrew Vazquez <andrew.vasquez@qlogic.com>
Signed-off-by: NArmen Baloyan <armen.baloyan@qlogic.com>
Signed-off-by: NGiridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: NSaurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: NJames Bottomley <JBottomley@Parallels.com>

drivers/scsi/qla2xxx/Makefile

 qla2xxx-y := qla_os.o qla_init.o qla_mbx.o qla_iocb.o qla_isr.o qla_gs.o \
 		qla_dbg.o qla_sup.o qla_attr.o qla_mid.o qla_dfs.o qla_bsg.o \
-        qla_nx.o qla_target.o
+        qla_nx.o qla_mr.o qla_target.o
 
 obj-$(CONFIG_SCSI_QLA_FC) += qla2xxx.o
 obj-$(CONFIG_TCM_QLA2XXX) += tcm_qla2xxx.o

drivers/scsi/qla2xxx/qla_attr.c

@@ -888,7 +888,10 @@ qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
 	struct qla_hw_data *ha = vha->hw;
 	uint32_t sn;
 
-	if (IS_FWI2_CAPABLE(ha)) {
+	if (IS_QLAFX00(vha->hw)) {
+		return snprintf(buf, PAGE_SIZE, "%s\n",
+		    vha->hw->mr.serial_num);
+	} else if (IS_FWI2_CAPABLE(ha)) {
 		qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
 		return snprintf(buf, PAGE_SIZE, "%s\n", buf);
 	}
@@ -912,6 +915,11 @@ qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
 {
 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 	struct qla_hw_data *ha = vha->hw;
+
+	if (IS_QLAFX00(vha->hw))
+		return snprintf(buf, PAGE_SIZE, "%s\n",
+		    vha->hw->mr.hw_version);
+
 	return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
 	    ha->product_id[0], ha->product_id[1], ha->product_id[2],
 	    ha->product_id[3]);
@@ -922,6 +930,11 @@ qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
 			char *buf)
 {
 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+	if (IS_QLAFX00(vha->hw))
+		return snprintf(buf, PAGE_SIZE, "%s\n",
+		    vha->hw->mr.product_name);
+
 	return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
 }
 
@@ -1304,6 +1317,12 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 	int rval = QLA_FUNCTION_FAILED;
 	uint16_t state[5];
+	uint32_t pstate;
+
+	if (IS_QLAFX00(vha->hw)) {
+		pstate = qlafx00_fw_state_show(dev, attr, buf);
+		return snprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
+	}
 
 	if (qla2x00_reset_active(vha))
 		ql_log(ql_log_warn, vha, 0x707c,
@@ -1454,6 +1473,11 @@ qla2x00_get_host_speed(struct Scsi_Host *shost)
 					(shost_priv(shost)))->hw;
 	u32 speed = FC_PORTSPEED_UNKNOWN;
 
+	if (IS_QLAFX00(ha)) {
+		qlafx00_get_host_speed(shost);
+		return;
+	}
+
 	switch (ha->link_data_rate) {
 	case PORT_SPEED_1GB:
 		speed = FC_PORTSPEED_1GBIT;
@@ -1637,6 +1661,9 @@ qla2x00_issue_lip(struct Scsi_Host *shost)
 {
 	scsi_qla_host_t *vha = shost_priv(shost);
 
+	if (IS_QLAFX00(vha->hw))
+		return 0;
+
 	qla2x00_loop_reset(vha);
 	return 0;
 }
@@ -1655,6 +1682,9 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
 	pfc_host_stat = &vha->fc_host_stat;
 	memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
 
+	if (IS_QLAFX00(vha->hw))
+		goto done;
+
 	if (test_bit(UNLOADING, &vha->dpc_flags))
 		goto done;
 
@@ -2087,6 +2117,9 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha)
 		    FC_PORTSPEED_1GBIT;
 	else if (IS_QLA23XX(ha))
 		speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+	else if (IS_QLAFX00(ha))
+		speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
+		    FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
 	else
 		speed = FC_PORTSPEED_1GBIT;
 	fc_host_supported_speeds(vha->host) = speed;

drivers/scsi/qla2xxx/qla_bsg.c

@@ -30,14 +30,31 @@ qla2x00_bsg_sp_free(void *data, void *ptr)
 	struct scsi_qla_host *vha = sp->fcport->vha;
 	struct fc_bsg_job *bsg_job = sp->u.bsg_job;
 	struct qla_hw_data *ha = vha->hw;
+	struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
 
-	dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
-	    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+	if (sp->type == SRB_FXIOCB_BCMD) {
+		piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
+		    &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
 
-	dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
-	    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+		if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID)
+			dma_unmap_sg(&ha->pdev->dev,
+			    bsg_job->request_payload.sg_list,
+			    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+
+		if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID)
+			dma_unmap_sg(&ha->pdev->dev,
+			    bsg_job->reply_payload.sg_list,
+			    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+	} else {
+		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->type == SRB_CT_CMD ||
+	    sp->type == SRB_FXIOCB_BCMD ||
 	    sp->type == SRB_ELS_CMD_HST)
 		kfree(sp->fcport);
 	qla2x00_rel_sp(vha, sp);
@@ -1882,6 +1899,128 @@ qla24xx_process_bidir_cmd(struct fc_bsg_job *bsg_job)
 	return 0;
 }
 
+static int
+qlafx00_mgmt_cmd(struct fc_bsg_job *bsg_job)
+{
+	struct Scsi_Host *host = bsg_job->shost;
+	scsi_qla_host_t *vha = shost_priv(host);
+	struct qla_hw_data *ha = vha->hw;
+	int rval = (DRIVER_ERROR << 16);
+	struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
+	srb_t *sp;
+	int req_sg_cnt = 0, rsp_sg_cnt = 0;
+	struct fc_port *fcport;
+	char  *type = "FC_BSG_HST_FX_MGMT";
+
+	/* Copy the IOCB specific information */
+	piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
+	    &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
+
+	/* Dump the vendor information */
+	ql_dump_buffer(ql_dbg_user + ql_dbg_verbose , vha, 0x70cf,
+	    (uint8_t *)piocb_rqst, sizeof(struct qla_mt_iocb_rqst_fx00));
+
+	if (!vha->flags.online) {
+		ql_log(ql_log_warn, vha, 0x70d0,
+		    "Host is not online.\n");
+		rval = -EIO;
+		goto done;
+	}
+
+	if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) {
+		req_sg_cnt = dma_map_sg(&ha->pdev->dev,
+		    bsg_job->request_payload.sg_list,
+		    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+		if (!req_sg_cnt) {
+			ql_log(ql_log_warn, vha, 0x70c7,
+			    "dma_map_sg return %d for request\n", req_sg_cnt);
+			rval = -ENOMEM;
+			goto done;
+		}
+	}
+
+	if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) {
+		rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
+		    bsg_job->reply_payload.sg_list,
+		    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+		if (!rsp_sg_cnt) {
+			ql_log(ql_log_warn, vha, 0x70c8,
+			    "dma_map_sg return %d for reply\n", rsp_sg_cnt);
+			rval = -ENOMEM;
+			goto done_unmap_req_sg;
+		}
+	}
+
+	ql_dbg(ql_dbg_user, vha, 0x70c9,
+	    "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x "
+	    "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt,
+	    req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
+
+	/* Allocate a dummy fcport structure, since functions preparing the
+	 * IOCB and mailbox command retrieves port specific information
+	 * from fcport structure. For Host based ELS commands there will be
+	 * no fcport structure allocated
+	 */
+	fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
+	if (!fcport) {
+		ql_log(ql_log_warn, vha, 0x70ca,
+		    "Failed to allocate fcport.\n");
+		rval = -ENOMEM;
+		goto done_unmap_rsp_sg;
+	}
+
+	/* Alloc SRB structure */
+	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
+	if (!sp) {
+		ql_log(ql_log_warn, vha, 0x70cb,
+		    "qla2x00_get_sp failed.\n");
+		rval = -ENOMEM;
+		goto done_free_fcport;
+	}
+
+	/* Initialize all required  fields of fcport */
+	fcport->vha = vha;
+	fcport->loop_id = piocb_rqst->dataword;
+
+	sp->type = SRB_FXIOCB_BCMD;
+	sp->name = "bsg_fx_mgmt";
+	sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt);
+	sp->u.bsg_job = bsg_job;
+	sp->free = qla2x00_bsg_sp_free;
+	sp->done = qla2x00_bsg_job_done;
+
+	ql_dbg(ql_dbg_user, vha, 0x70cc,
+	    "bsg rqst type: %s fx_mgmt_type: %x id=%x\n",
+	    type, piocb_rqst->func_type, fcport->loop_id);
+
+	rval = qla2x00_start_sp(sp);
+	if (rval != QLA_SUCCESS) {
+		ql_log(ql_log_warn, vha, 0x70cd,
+		    "qla2x00_start_sp failed=%d.\n", rval);
+		mempool_free(sp, ha->srb_mempool);
+		rval = -EIO;
+		goto done_free_fcport;
+	}
+	return rval;
+
+done_free_fcport:
+	kfree(fcport);
+
+done_unmap_rsp_sg:
+	if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID)
+		dma_unmap_sg(&ha->pdev->dev,
+		    bsg_job->reply_payload.sg_list,
+		    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+done_unmap_req_sg:
+	if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID)
+		dma_unmap_sg(&ha->pdev->dev,
+		    bsg_job->request_payload.sg_list,
+		    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+
+done:
+	return rval;
+}
+
 static int
 qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
 {
@@ -1928,6 +2067,8 @@ qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
 	case QL_VND_DIAG_IO_CMD:
 		return qla24xx_process_bidir_cmd(bsg_job);
 
+	case QL_VND_FX00_MGMT_CMD:
+		return qlafx00_mgmt_cmd(bsg_job);
 	default:
 		return -ENOSYS;
 	}
@@ -2007,7 +2148,8 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
 			sp = req->outstanding_cmds[cnt];
 			if (sp) {
 				if (((sp->type == SRB_CT_CMD) ||
-					(sp->type == SRB_ELS_CMD_HST))
+					(sp->type == SRB_ELS_CMD_HST) ||
+					(sp->type == SRB_FXIOCB_BCMD))
 					&& (sp->u.bsg_job == bsg_job)) {
 					spin_unlock_irqrestore(&ha->hardware_lock, flags);
 					if (ha->isp_ops->abort_command(sp)) {

drivers/scsi/qla2xxx/qla_bsg.h

@@ -22,6 +22,7 @@
 #define QL_VND_DIAG_IO_CMD	0x0A
 #define QL_VND_WRITE_I2C	0x10
 #define QL_VND_READ_I2C		0x11
+#define QL_VND_FX00_MGMT_CMD	0x12
 
 /* BSG Vendor specific subcode returns */
 #define EXT_STATUS_OK			0

drivers/scsi/qla2xxx/qla_dbg.c

@@ -11,28 +11,31 @@
  * ----------------------------------------------------------------------
  * |             Level            |   Last Value Used  |     Holes	|
  * ----------------------------------------------------------------------
- * | Module Init and Probe        |       0x0126       | 0x4b,0xba,0xfa |
- * | Mailbox commands             |       0x115b       | 0x111a-0x111b  |
- * |                              |                    | 0x112c-0x112e  |
- * |                              |                    | 0x113a         |
+ * | Module Init and Probe        |       0x014f       | 0x4b,0xba,0xfa |
+ * | Mailbox commands             |       0x1179       | 0x111a-0x111b  |
  * |                              |                    | 0x1155-0x1158  |
- * | Device Discovery             |       0x2087       | 0x2020-0x2022, |
+ * | Device Discovery             |       0x2095       | 0x2020-0x2022, |
  * |                              |                    | 0x2016         |
- * | Queue Command and IO tracing |       0x3031       | 0x3006-0x300b  |
+ * | Queue Command and IO tracing |       0x3058       | 0x3006-0x300b  |
  * |                              |                    | 0x3027-0x3028  |
- * |                              |                    | 0x302d-0x302e  |
- * | DPC Thread                   |       0x401d       | 0x4002,0x4013  |
- * | Async Events                 |       0x5071       | 0x502b-0x502f  |
+ * |                              |                    | 0x303d-0x3041  |
+ * |                              |                    | 0x302d,0x3033  |
+ * |                              |                    | 0x3036,0x3038  |
+ * |                              |                    | 0x303a		|
+ * | DPC Thread                   |       0x4022       | 0x4002,0x4013  |
+ * | Async Events                 |       0x5081       | 0x502b-0x502f  |
  * |                              |                    | 0x5047,0x5052  |
+ * |                              |                    | 0x5040,0x5075  |
  * | Timer Routines               |       0x6011       |                |
- * | User Space Interactions      |       0x70c4       | 0x7018,0x702e, |
+ * | User Space Interactions      |       0x70dd       | 0x7018,0x702e, |
  * |                              |                    | 0x7020,0x7024, |
  * |                              |                    | 0x7039,0x7045, |
  * |                              |                    | 0x7073-0x7075, |
- * |                              |                    | 0x708c,        |
+ * |                              |                    | 0x707b,0x708c, |
  * |                              |                    | 0x70a5,0x70a6, |
  * |                              |                    | 0x70a8,0x70ab, |
- * |                              |                    | 0x70ad-0x70ae  |
+ * |                              |                    | 0x70ad-0x70ae, |
+ * |                              |                    | 0x70d1-0x70da  |
  * | Task Management              |       0x803c       | 0x8025-0x8026  |
  * |                              |                    | 0x800b,0x8039  |
  * | AER/EEH                      |       0x9011       |		|

drivers/scsi/qla2xxx/qla_def.h

@@ -245,7 +245,6 @@
 
 #define MAX_CMDSZ	16		/* SCSI maximum CDB size. */
 #include "qla_fw.h"
-
 /*
  * Timeout timer counts in seconds
  */
@@ -265,6 +264,7 @@
 #define RESPONSE_ENTRY_CNT_2300		512	/* Number of response entries.*/
 #define RESPONSE_ENTRY_CNT_MQ		128	/* Number of response entries.*/
 #define ATIO_ENTRY_CNT_24XX		4096	/* Number of ATIO entries. */
+#define RESPONSE_ENTRY_CNT_FX00		256     /* Number of response entries.*/
 
 struct req_que;
 
@@ -284,6 +284,7 @@ struct sd_dif_tuple {
 struct srb_cmd {
 	struct scsi_cmnd *cmd;		/* Linux SCSI command pkt */
 	uint32_t request_sense_length;
+	uint32_t fw_sense_length;
 	uint8_t *request_sense_ptr;
 	void *ctx;
 };
@@ -321,7 +322,39 @@ struct srb_iocb {
 			uint32_t flags;
 			uint32_t lun;
 			uint32_t data;
+			struct completion comp;
+			uint32_t comp_status;
 		} tmf;
+		struct {
+#define SRB_FXDISC_REQ_DMA_VALID	BIT_0
+#define SRB_FXDISC_RESP_DMA_VALID	BIT_1
+#define SRB_FXDISC_REQ_DWRD_VALID	BIT_2
+#define SRB_FXDISC_RSP_DWRD_VALID	BIT_3
+#define FXDISC_TIMEOUT 20
+			uint8_t flags;
+			uint32_t req_len;
+			uint32_t rsp_len;
+			void *req_addr;
+			void *rsp_addr;
+			dma_addr_t req_dma_handle;
+			dma_addr_t rsp_dma_handle;
+			uint32_t adapter_id;
+			uint32_t adapter_id_hi;
+			uint32_t req_func_type;
+			uint32_t req_data;
+			uint32_t req_data_extra;
+			uint32_t result;
+			uint32_t seq_number;
+			uint32_t fw_flags;
+			struct completion fxiocb_comp;
+			uint32_t reserved_0;
+			uint8_t reserved_1;
+		} fxiocb;
+		struct {
+			uint32_t cmd_hndl;
+			uint32_t comp_status;
+			struct completion comp;
+		} abt;
 	} u;
 
 	struct timer_list timer;
@@ -338,6 +371,10 @@ struct srb_iocb {
 #define SRB_TM_CMD	7
 #define SRB_SCSI_CMD	8
 #define SRB_BIDI_CMD	9
+#define SRB_FXIOCB_DCMD	10
+#define SRB_FXIOCB_BCMD	11
+#define SRB_ABT_CMD	12
+
 
 typedef struct srb {
 	atomic_t ref_count;
@@ -368,6 +405,10 @@ typedef struct srb {
 	(sp->u.scmd.request_sense_ptr)
 #define SET_CMD_SENSE_PTR(sp, ptr) \
 	(sp->u.scmd.request_sense_ptr = ptr)
+#define GET_FW_SENSE_LEN(sp) \
+	(sp->u.scmd.fw_sense_length)
+#define SET_FW_SENSE_LEN(sp, len) \
+	(sp->u.scmd.fw_sense_length = len)
 
 struct msg_echo_lb {
 	dma_addr_t send_dma;
@@ -542,11 +583,74 @@ struct device_reg_25xxmq {
 	uint32_t atio_q_out;
 };
 
+
+struct device_reg_fx00 {
+	uint32_t mailbox0;		/* 00 */
+	uint32_t mailbox1;		/* 04 */
+	uint32_t mailbox2;		/* 08 */
+	uint32_t mailbox3;		/* 0C */
+	uint32_t mailbox4;		/* 10 */
+	uint32_t mailbox5;		/* 14 */
+	uint32_t mailbox6;		/* 18 */
+	uint32_t mailbox7;		/* 1C */
+	uint32_t mailbox8;		/* 20 */
+	uint32_t mailbox9;		/* 24 */
+	uint32_t mailbox10;		/* 28 */
+	uint32_t mailbox11;
+	uint32_t mailbox12;
+	uint32_t mailbox13;
+	uint32_t mailbox14;
+	uint32_t mailbox15;
+	uint32_t mailbox16;
+	uint32_t mailbox17;
+	uint32_t mailbox18;
+	uint32_t mailbox19;
+	uint32_t mailbox20;
+	uint32_t mailbox21;
+	uint32_t mailbox22;
+	uint32_t mailbox23;
+	uint32_t mailbox24;
+	uint32_t mailbox25;
+	uint32_t mailbox26;
+	uint32_t mailbox27;
+	uint32_t mailbox28;
+	uint32_t mailbox29;
+	uint32_t mailbox30;
+	uint32_t mailbox31;
+	uint32_t aenmailbox0;
+	uint32_t aenmailbox1;
+	uint32_t aenmailbox2;
+	uint32_t aenmailbox3;
+	uint32_t aenmailbox4;
+	uint32_t aenmailbox5;
+	uint32_t aenmailbox6;
+	uint32_t aenmailbox7;
+	/* Request Queue. */
+	uint32_t req_q_in;		/* A0 - Request Queue In-Pointer */
+	uint32_t req_q_out;		/* A4 - Request Queue Out-Pointer */
+	/* Response Queue. */
+	uint32_t rsp_q_in;		/* A8 - Response Queue In-Pointer */
+	uint32_t rsp_q_out;		/* AC - Response Queue Out-Pointer */
+	/* Init values shadowed on FW Up Event */
+	uint32_t initval0;		/* B0 */
+	uint32_t initval1;		/* B4 */
+	uint32_t initval2;		/* B8 */
+	uint32_t initval3;		/* BC */
+	uint32_t initval4;		/* C0 */
+	uint32_t initval5;		/* C4 */
+	uint32_t initval6;		/* C8 */
+	uint32_t initval7;		/* CC */
+	uint32_t fwheartbeat;		/* D0 */
+};
+
+
+
 typedef union {
 		struct device_reg_2xxx isp;
 		struct device_reg_24xx isp24;
 		struct device_reg_25xxmq isp25mq;
 		struct device_reg_82xx isp82;
+		struct device_reg_fx00 ispfx00;
 } device_reg_t;
 
 #define ISP_REQ_Q_IN(ha, reg) \
@@ -602,6 +706,20 @@ typedef struct {
 #define IOCTL_CMD	BIT_2
 } mbx_cmd_t;
 
+struct mbx_cmd_32 {
+	uint32_t	out_mb;		/* outbound from driver */
+	uint32_t	in_mb;			/* Incoming from RISC */
+	uint32_t	mb[MAILBOX_REGISTER_COUNT];
+	long		buf_size;
+	void		*bufp;
+	uint32_t	tov;
+	uint8_t		flags;
+#define MBX_DMA_IN	BIT_0
+#define	MBX_DMA_OUT	BIT_1
+#define IOCTL_CMD	BIT_2
+};
+
+
 #define	MBX_TOV_SECONDS	30
 
 /*
@@ -677,6 +795,15 @@ typedef struct {
 #define MBA_BYPASS_NOTIFICATION	0x8043	/* Auto bypass notification. */
 #define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
 #define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
+#define MBA_FW_NOT_STARTED	0x8050	/* Firmware not started */
+#define MBA_FW_STARTING		0x8051	/* Firmware starting */
+#define MBA_FW_RESTART_CMPLT	0x8060	/* Firmware restart complete */
+#define MBA_INIT_REQUIRED	0x8061	/* Initialization required */
+#define MBA_SHUTDOWN_REQUESTED	0x8062	/* Shutdown Requested */
+#define MBA_FW_INIT_FAILURE	0x8401	/* Firmware initialization failure */
+#define MBA_MIRROR_LUN_CHANGE	0x8402	/* Mirror LUN State Change
+					   Notification */
+#define MBA_FW_POLL_STATE	0x8600  /* Firmware in poll diagnostic state */
 
 /* 83XX FCoE specific */
 #define MBA_IDC_AEN		0x8200  /* FCoE: NIC Core state change AEN */
@@ -797,6 +924,12 @@ typedef struct {
 #define MBC_SEND_LFA_COMMAND		0x7D	/* Send Loop Fabric Address */
 #define MBC_LUN_RESET			0x7E	/* Send LUN reset */
 
+/*
+ * all the Mt. Rainier mailbox command codes that clash with FC/FCoE ones
+ * should be defined with MBC_MR_*
+ */
+#define MBC_MR_DRV_SHUTDOWN		0x6A
+
 /*
  * ISP24xx mailbox commands
  */
@@ -1058,6 +1191,30 @@ typedef struct {
 	uint8_t  reserved_3[26];
 } init_cb_t;
 
+
+struct init_cb_fx {
+	uint16_t	version;
+	uint16_t	reserved_1[13];
+	uint16_t	request_q_outpointer;
+	uint16_t	response_q_inpointer;
+	uint16_t	reserved_2[2];
+	uint16_t	response_q_length;
+	uint16_t	request_q_length;
+	uint16_t	reserved_3[2];
+	uint32_t	request_q_address[2];
+	uint32_t	response_q_address[2];
+	uint16_t	reserved_4[4];
+	uint8_t		response_q_msivec;
+	uint8_t		reserved_5[19];
+	uint16_t	interrupt_delay_timer;
+	uint16_t	reserved_6;
+	uint32_t	fwoptions1;
+	uint32_t	fwoptions2;
+	uint32_t	fwoptions3;
+	uint8_t		reserved_7[24];
+};
+
+
 /*
  * Get Link Status mailbox command return buffer.
  */
@@ -1831,6 +1988,9 @@ typedef struct fc_port {
 	uint16_t loop_id;
 	uint16_t old_loop_id;
 
+	uint16_t tgt_id;
+	uint16_t old_tgt_id;
+
 	uint8_t fcp_prio;
 
 	uint8_t fabric_port_name[WWN_SIZE];
@@ -1848,8 +2008,15 @@ typedef struct fc_port {
 
 	uint8_t fc4_type;
 	uint8_t scan_state;
+
+	unsigned long last_queue_full;
+	unsigned long last_ramp_up;
+
+	uint16_t port_id;
 } fc_port_t;
 
+#include "qla_mr.h"
+
 /*
  * Fibre channel port/lun states.
  */
@@ -2391,6 +2558,7 @@ struct isp_operations {
 	int (*start_scsi) (srb_t *);
 	int (*abort_isp) (struct scsi_qla_host *);
 	int (*iospace_config)(struct qla_hw_data*);
+	int (*initialize_adapter)(struct scsi_qla_host *);
 };
 
 /* MSI-X Support *************************************************************/
@@ -2429,6 +2597,7 @@ enum qla_work_type {
 	QLA_EVT_ASYNC_ADISC,
 	QLA_EVT_ASYNC_ADISC_DONE,
 	QLA_EVT_UEVENT,
+	QLA_EVT_AENFX,
 };
 
 
@@ -2456,7 +2625,15 @@ struct qla_work_evt {
 			u32 code;
 #define QLA_UEVENT_CODE_FW_DUMP	0
 		} uevent;
-	} u;
+		struct {
+			uint32_t        evtcode;
+			uint32_t        mbx[8];
+			uint32_t        count;
+		} aenfx;
+		struct {
+			srb_t *sp;
+		} iosb;
+	 } u;
 };
 
 struct qla_chip_state_84xx {
@@ -2520,6 +2697,11 @@ struct rsp_que {
 	struct req_que *req;
 	srb_t *status_srb; /* status continuation entry */
 	struct work_struct q_work;
+
+	dma_addr_t  dma_fx00;
+	response_t *ring_fx00;
+	uint16_t  length_fx00;
+	uint8_t rsp_pkt[REQUEST_ENTRY_SIZE];
 };
 
 /* Request queue data structure */
@@ -2544,6 +2726,11 @@ struct req_que {
 	uint16_t num_outstanding_cmds;
 #define	MAX_Q_DEPTH		32
 	int max_q_depth;
+
+	dma_addr_t  dma_fx00;
+	request_t *ring_fx00;
+	uint16_t  length_fx00;
+	uint8_t req_pkt[REQUEST_ENTRY_SIZE];
 };
 
 /* Place holder for FW buffer parameters */
@@ -2633,7 +2820,10 @@ struct qla_hw_data {
 		uint32_t	isp82xx_no_md_cap:1;
 		uint32_t	host_shutting_down:1;
 		uint32_t	idc_compl_status:1;
-		/* 32 bits */
+
+		uint32_t        mr_reset_hdlr_active:1;
+		uint32_t        mr_intr_valid:1;
+		/* 34 bits */
 	} flags;
 
 	/* This spinlock is used to protect "io transactions", you must
@@ -2650,7 +2840,21 @@ struct qla_hw_data {
 	resource_size_t pio_address;
 
 #define MIN_IOBASE_LEN          0x100
-/* Multi queue data structs */
+	dma_addr_t		bar0_hdl;
+
+	void __iomem *cregbase;
+	dma_addr_t		bar2_hdl;
+#define BAR0_LEN_FX00			(1024 * 1024)
+#define BAR2_LEN_FX00			(128 * 1024)
+
+	uint32_t		rqstq_intr_code;
+	uint32_t		mbx_intr_code;
+	uint32_t		req_que_len;
+	uint32_t		rsp_que_len;
+	uint32_t		req_que_off;
+	uint32_t		rsp_que_off;
+
+	/* Multi queue data structs */
 	device_reg_t __iomem *mqiobase;
 	device_reg_t __iomem *msixbase;
 	uint16_t        msix_count;
@@ -2729,7 +2933,8 @@ struct qla_hw_data {
 #define DT_ISP8021			BIT_14
 #define DT_ISP2031			BIT_15
 #define DT_ISP8031			BIT_16
-#define DT_ISP_LAST			(DT_ISP8031 << 1)
+#define DT_ISPFX00			BIT_17
+#define DT_ISP_LAST			(DT_ISPFX00 << 1)
 
 #define DT_T10_PI                       BIT_25
 #define DT_IIDMA                        BIT_26
@@ -2757,6 +2962,7 @@ struct qla_hw_data {
 #define IS_QLA82XX(ha)	(DT_MASK(ha) & DT_ISP8021)
 #define IS_QLA2031(ha)	(DT_MASK(ha) & DT_ISP2031)
 #define IS_QLA8031(ha)	(DT_MASK(ha) & DT_ISP8031)
+#define IS_QLAFX00(ha)	(DT_MASK(ha) & DT_ISPFX00)
 
 #define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
 			IS_QLA6312(ha) || IS_QLA6322(ha))
@@ -2821,6 +3027,7 @@ struct qla_hw_data {
 	uint16_t	r_a_tov;
 	int		port_down_retry_count;
 	uint8_t		mbx_count;
+	uint8_t		aen_mbx_count;
 
 	uint32_t	login_retry_count;
 	/* SNS command interfaces. */
@@ -2868,9 +3075,13 @@ struct qla_hw_data {
 	void		*swl;
 
 	/* These are used by mailbox operations. */
-	volatile uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
+	uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
+	uint32_t mailbox_out32[MAILBOX_REGISTER_COUNT];
+	uint32_t aenmb[AEN_MAILBOX_REGISTER_COUNT_FX00];
 
 	mbx_cmd_t	*mcp;
+	struct mbx_cmd_32	*mcp32;
+
 	unsigned long	mbx_cmd_flags;
 #define MBX_INTERRUPT		1
 #define MBX_INTR_WAIT		2
@@ -3014,6 +3225,7 @@ struct qla_hw_data {
 	int             cur_vport_count;
 
 	struct qla_chip_state_84xx *cs84xx;
+	struct qla_statistics qla_stats;
 	struct isp_operations *isp_ops;
 	struct workqueue_struct *wq;
 	struct qlfc_fw fw_buf;
@@ -3080,6 +3292,8 @@ struct qla_hw_data {
 	unsigned long   host_last_rampup_time;
 	int             cfg_lun_q_depth;
 
+	struct mr_data_fx00 mr;
+
 	struct qlt_hw_data tgt;
 	uint16_t	thermal_support;
 #define THERMAL_SUPPORT_I2C BIT_0
@@ -3109,6 +3323,8 @@ typedef struct scsi_qla_host {
 		uint32_t	process_response_queue	:1;
 		uint32_t	difdix_supported:1;
 		uint32_t	delete_progress:1;
+
+		uint32_t	fw_tgt_reported:1;
 	} flags;
 
 	atomic_t	loop_state;
@@ -3144,6 +3360,9 @@ typedef struct scsi_qla_host {
 #define SCR_PENDING		21	/* SCR in target mode */
 #define HOST_RAMP_DOWN_QUEUE_DEPTH     22
 #define HOST_RAMP_UP_QUEUE_DEPTH       23
+#define PORT_UPDATE_NEEDED	24
+#define FX00_RESET_RECOVERY	25
+#define FX00_TARGET_SCAN	26
 
 	uint32_t	device_flags;
 #define SWITCH_FOUND		BIT_0
@@ -3234,6 +3453,10 @@ struct qla_tgt_vp_map {
 	 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
 	 atomic_read(&ha->loop_state) == LOOP_DOWN)
 
+#define STATE_TRANSITION(ha) \
+		(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
+			 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
+
 #define QLA_VHA_MARK_BUSY(__vha, __bail) do {		     \
 	atomic_inc(&__vha->vref_count);			     \
 	mb();						     \

drivers/scsi/qla2xxx/qla_gbl.h

@@ -86,6 +86,7 @@ extern int qla2xxx_mctp_dump(scsi_qla_host_t *);
 
 extern int
 qla2x00_alloc_outstanding_cmds(struct qla_hw_data *, struct req_que *);
+extern int qla2x00_init_rings(scsi_qla_host_t *);
 
 /*
  * Global Data in qla_os.c source file.
@@ -134,7 +135,6 @@ extern int qla2x00_post_async_adisc_work(struct scsi_qla_host *, fc_port_t *,
     uint16_t *);
 extern int qla2x00_post_async_adisc_done_work(struct scsi_qla_host *,
     fc_port_t *, uint16_t *);
-extern int qla2x00_post_uevent_work(struct scsi_qla_host *, u32);
 
 extern int qla81xx_restart_mpi_firmware(scsi_qla_host_t *);
 
@@ -158,6 +158,7 @@ extern int qla83xx_set_drv_presence(scsi_qla_host_t *vha);
 extern int __qla83xx_set_drv_presence(scsi_qla_host_t *vha);
 extern int qla83xx_clear_drv_presence(scsi_qla_host_t *vha);
 extern int __qla83xx_clear_drv_presence(scsi_qla_host_t *vha);
+extern int qla2x00_post_uevent_work(struct scsi_qla_host *, u32);
 
 /*
  * Global Functions in qla_mid.c source file.
@@ -211,8 +212,6 @@ extern int qla24xx_start_scsi(srb_t *sp);
 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 uint16_t qla24xx_calc_iocbs(scsi_qla_host_t *, uint16_t);
-extern void qla24xx_build_scsi_iocbs(srb_t *, struct cmd_type_7 *, uint16_t);
 extern int qla24xx_dif_start_scsi(srb_t *);
 extern int qla2x00_start_bidir(srb_t *, struct scsi_qla_host *, uint32_t);
 extern unsigned long qla2x00_get_async_timeout(struct scsi_qla_host *);
@@ -424,6 +423,12 @@ extern void qla2x00_free_irqs(scsi_qla_host_t *);
 
 extern int qla2x00_get_data_rate(scsi_qla_host_t *);
 extern const char *qla2x00_get_link_speed_str(struct qla_hw_data *, uint16_t);
+extern srb_t *
+qla2x00_get_sp_from_handle(scsi_qla_host_t *, const char *, struct req_que *,
+	void *);
+extern void
+qla2x00_process_completed_request(struct scsi_qla_host *, struct req_que *,
+	uint32_t);
 
 /*
  * Global Function Prototypes in qla_sup.c source file.
@@ -561,6 +566,42 @@ extern void qla25xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla25xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla24xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
 
+/* qlafx00 related functions */
+extern int qlafx00_pci_config(struct scsi_qla_host *);
+extern int qlafx00_initialize_adapter(struct scsi_qla_host *);
+extern void qlafx00_soft_reset(scsi_qla_host_t *);
+extern int qlafx00_chip_diag(scsi_qla_host_t *);
+extern void qlafx00_config_rings(struct scsi_qla_host *);
+extern char *qlafx00_pci_info_str(struct scsi_qla_host *, char *);
+extern char *qlafx00_fw_version_str(struct scsi_qla_host *, char *);
+extern irqreturn_t qlafx00_intr_handler(int, void *);
+extern void qlafx00_enable_intrs(struct qla_hw_data *);
+extern void qlafx00_disable_intrs(struct qla_hw_data *);
+extern int qlafx00_abort_command(srb_t *);
+extern int qlafx00_abort_target(fc_port_t *, unsigned int, int);
+extern int qlafx00_lun_reset(fc_port_t *, unsigned int, int);
+extern int qlafx00_start_scsi(srb_t *);
+extern int qlafx00_abort_isp(scsi_qla_host_t *);
+extern int qlafx00_iospace_config(struct qla_hw_data *);
+extern int qlafx00_init_firmware(scsi_qla_host_t *, uint16_t);
+extern int qlafx00_fw_ready(scsi_qla_host_t *);
+extern int qlafx00_configure_devices(scsi_qla_host_t *);
+extern int qlafx00_reset_initialize(scsi_qla_host_t *);
+extern int qlafx00_fx_disc(scsi_qla_host_t *, fc_port_t *, uint8_t);
+extern int qlafx00_process_aen(struct scsi_qla_host *, struct qla_work_evt *);
+extern int qlafx00_post_aenfx_work(struct scsi_qla_host *,  uint32_t,
+				   uint32_t *, int);
+extern uint32_t qlafx00_fw_state_show(struct device *,
+				      struct device_attribute *, char *);
+extern void qlafx00_get_host_speed(struct Scsi_Host *);
+extern void qlafx00_init_response_q_entries(struct rsp_que *);
+
+extern void qlafx00_tm_iocb(srb_t *, struct tsk_mgmt_entry_fx00 *);
+extern void qlafx00_abort_iocb(srb_t *, struct abort_iocb_entry_fx00 *);
+extern void qlafx00_fxdisc_iocb(srb_t *, struct fxdisc_entry_fx00 *);
+extern void qlafx00_timer_routine(scsi_qla_host_t *);
+extern int qlafx00_rescan_isp(scsi_qla_host_t *);
+
 /* qla82xx related functions */
 
 /* PCI related functions */

drivers/scsi/qla2xxx/qla_gs.c

@@ -639,9 +639,14 @@ void
 qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn)
 {
 	struct qla_hw_data *ha = vha->hw;
-	sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s",ha->model_number,
-	    ha->fw_major_version, ha->fw_minor_version,
-	    ha->fw_subminor_version, qla2x00_version_str);
+
+	if (IS_QLAFX00(ha))
+		sprintf(snn, "%s FW:v%s DVR:v%s", ha->model_number,
+		    ha->mr.fw_version, qla2x00_version_str);
+	else
+		sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s", ha->model_number,
+		    ha->fw_major_version, ha->fw_minor_version,
+		    ha->fw_subminor_version, qla2x00_version_str);
 }
 
 /**
@@ -923,7 +928,7 @@ qla2x00_sns_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
 		    sns_cmd->p.gpn_data[9] != 0x02) {
 			ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207e,
 			    "GPN_ID failed, rejected request, gpn_rsp:\n");
-			ql_dump_buffer(ql_dbg_disc, vha, 0x207f,
+			ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207f,
 			    sns_cmd->p.gpn_data, 16);
 			rval = QLA_FUNCTION_FAILED;
 		} else {
@@ -1718,7 +1723,8 @@ qla2x00_fdmi_register(scsi_qla_host_t *vha)
 	int rval;
        struct qla_hw_data *ha = vha->hw;
 
-	if (IS_QLA2100(ha) || IS_QLA2200(ha))
+	if (IS_QLA2100(ha) || IS_QLA2200(ha) ||
+	    IS_QLAFX00(ha))
 		return QLA_FUNCTION_FAILED;
 
 	rval = qla2x00_mgmt_svr_login(vha);

drivers/scsi/qla2xxx/qla_init.c

@@ -25,7 +25,6 @@
 */
 static int qla2x00_isp_firmware(scsi_qla_host_t *);
 static int qla2x00_setup_chip(scsi_qla_host_t *);
-static int qla2x00_init_rings(scsi_qla_host_t *);
 static int qla2x00_fw_ready(scsi_qla_host_t *);
 static int qla2x00_configure_hba(scsi_qla_host_t *);
 static int qla2x00_configure_loop(scsi_qla_host_t *);
@@ -83,7 +82,9 @@ qla2x00_get_async_timeout(struct scsi_qla_host *vha)
 
 	/* Firmware should use switch negotiated r_a_tov for timeout. */
 	tmo = ha->r_a_tov / 10 * 2;
-	if (!IS_FWI2_CAPABLE(ha)) {
+	if (IS_QLAFX00(ha)) {
+		tmo = FX00_DEF_RATOV * 2;
+	} else if (!IS_FWI2_CAPABLE(ha)) {
 		/*
 		 * Except for earlier ISPs where the timeout is seeded from the
 		 * initialization control block.
@@ -1977,7 +1978,7 @@ qla24xx_config_rings(struct scsi_qla_host *vha)
  *
  * Returns 0 on success.
  */
-static int
+int
 qla2x00_init_rings(scsi_qla_host_t *vha)
 {
 	int	rval;
@@ -2012,7 +2013,10 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
 		if (!rsp)
 			continue;
 		/* Initialize response queue entries */
-		qla2x00_init_response_q_entries(rsp);
+		if (IS_QLAFX00(ha))
+			qlafx00_init_response_q_entries(rsp);
+		else
+			qla2x00_init_response_q_entries(rsp);
 	}
 
 	ha->tgt.atio_ring_ptr = ha->tgt.atio_ring;
@@ -2024,11 +2028,16 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
 
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
+	ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n");
+
+	if (IS_QLAFX00(ha)) {
+		rval = qlafx00_init_firmware(vha, ha->init_cb_size);
+		goto next_check;
+	}
+
 	/* Update any ISP specific firmware options before initialization. */
 	ha->isp_ops->update_fw_options(vha);
 
-	ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n");
-
 	if (ha->flags.npiv_supported) {
 		if (ha->operating_mode == LOOP && !IS_CNA_CAPABLE(ha))
 			ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
@@ -2042,6 +2051,7 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
 	}
 
 	rval = qla2x00_init_firmware(vha, ha->init_cb_size);
+next_check:
 	if (rval) {
 		ql_log(ql_log_fatal, vha, 0x00d2,
 		    "Init Firmware **** FAILED ****.\n");
@@ -2069,6 +2079,9 @@ qla2x00_fw_ready(scsi_qla_host_t *vha)
 	uint16_t	state[5];
 	struct qla_hw_data *ha = vha->hw;
 
+	if (IS_QLAFX00(vha->hw))
+		return qlafx00_fw_ready(vha);
+
 	rval = QLA_SUCCESS;
 
 	/* 20 seconds for loop down. */
@@ -3134,6 +3147,12 @@ void
 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
 {
 	fcport->vha = vha;
+
+	if (IS_QLAFX00(vha->hw)) {
+		qla2x00_set_fcport_state(fcport, FCS_ONLINE);
+		qla2x00_reg_remote_port(vha, fcport);
+		return;
+	}
 	fcport->login_retry = 0;
 	fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
 
@@ -3894,15 +3913,24 @@ qla2x00_loop_resync(scsi_qla_host_t *vha)
 			/* Wait at most MAX_TARGET RSCNs for a stable link. */
 			wait_time = 256;
 			do {
-				/* Issue a marker after FW becomes ready. */
-				qla2x00_marker(vha, req, rsp, 0, 0,
-					MK_SYNC_ALL);
-				vha->marker_needed = 0;
+				if (!IS_QLAFX00(vha->hw)) {
+					/*
+					 * Issue a marker after FW becomes
+					 * ready.
+					 */
+					qla2x00_marker(vha, req, rsp, 0, 0,
+						MK_SYNC_ALL);
+					vha->marker_needed = 0;
+				}
 
 				/* Remap devices on Loop. */
 				clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
 
-				qla2x00_configure_loop(vha);
+				if (IS_QLAFX00(vha->hw))
+					qlafx00_configure_devices(vha);
+				else
+					qla2x00_configure_loop(vha);
+
 				wait_time--;
 			} while (!atomic_read(&vha->loop_down_timer) &&
 				!(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
@@ -3968,9 +3996,7 @@ qla2x00_update_fcports(scsi_qla_host_t *base_vha)
 			if (fcport->drport &&
 			    atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
 				spin_unlock_irqrestore(&ha->vport_slock, flags);
-
 				qla2x00_rport_del(fcport);
-
 				spin_lock_irqsave(&ha->vport_slock, flags);
 			}
 		}

drivers/scsi/qla2xxx/qla_inline.h

@@ -5,6 +5,28 @@
  * See LICENSE.qla2xxx for copyright and licensing details.
  */
 
+/**
+ * qla24xx_calc_iocbs() - Determine number of Command Type 3 and
+ * Continuation Type 1 IOCBs to allocate.
+ *
+ * @dsds: number of data segment decriptors needed
+ *
+ * Returns the number of IOCB entries needed to store @dsds.
+ */
+static inline uint16_t
+qla24xx_calc_iocbs(scsi_qla_host_t *vha, uint16_t dsds)
+{
+	uint16_t iocbs;
+
+	iocbs = 1;
+	if (dsds > 1) {
+		iocbs += (dsds - 1) / 5;
+		if ((dsds - 1) % 5)
+			iocbs++;
+	}
+	return iocbs;
+}
+
 /*
  * qla2x00_debounce_register
  *      Debounce register.
@@ -57,6 +79,17 @@ host_to_fcp_swap(uint8_t *fcp, uint32_t bsize)
        return fcp;
 }
 
+static inline void
+host_to_adap(uint8_t *src, uint8_t *dst, uint32_t bsize)
+{
+	uint32_t *isrc = (uint32_t *) src;
+	uint32_t *odest = (uint32_t *) dst;
+	uint32_t iter = bsize >> 2;
+
+	for (; iter ; iter--)
+		*odest++ = cpu_to_le32(*isrc++);
+}
+
 static inline void
 qla2x00_set_reserved_loop_ids(struct qla_hw_data *ha)
 {
@@ -213,12 +246,18 @@ qla2x00_init_timer(srb_t *sp, unsigned long tmo)
 	sp->u.iocb_cmd.timer.function = qla2x00_sp_timeout;
 	add_timer(&sp->u.iocb_cmd.timer);
 	sp->free = qla2x00_sp_free;
+	if ((IS_QLAFX00(sp->fcport->vha->hw)) &&
+	    (sp->type == SRB_FXIOCB_DCMD))
+		init_completion(&sp->u.iocb_cmd.u.fxiocb.fxiocb_comp);
 }
 
 static inline int
 qla2x00_gid_list_size(struct qla_hw_data *ha)
 {
-	return sizeof(struct gid_list_info) * ha->max_fibre_devices;
+	if (IS_QLAFX00(ha))
+		return sizeof(uint32_t) * 32;
+	else
+		return sizeof(struct gid_list_info) * ha->max_fibre_devices;
 }
 
 static inline void

drivers/scsi/qla2xxx/qla_iocb.c

@@ -135,7 +135,8 @@ qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha, struct req_que *req)
 	cont_pkt = (cont_a64_entry_t *)req->ring_ptr;
 
 	/* Load packet defaults. */
-	*((uint32_t *)(&cont_pkt->entry_type)) =
+	*((uint32_t *)(&cont_pkt->entry_type)) = IS_QLAFX00(vha->hw) ?
+	    __constant_cpu_to_le32(CONTINUE_A64_TYPE_FX00) :
 	    __constant_cpu_to_le32(CONTINUE_A64_TYPE);
 
 	return (cont_pkt);
@@ -486,6 +487,10 @@ qla2x00_start_iocbs(struct scsi_qla_host *vha, struct req_que *req)
 		if (ha->mqenable || IS_QLA83XX(ha)) {
 			WRT_REG_DWORD(req->req_q_in, req->ring_index);
 			RD_REG_DWORD_RELAXED(&ha->iobase->isp24.hccr);
+		} else if (IS_QLAFX00(ha)) {
+			WRT_REG_DWORD(&reg->ispfx00.req_q_in, req->ring_index);
+			RD_REG_DWORD_RELAXED(&reg->ispfx00.req_q_in);
+			QLAFX00_SET_HST_INTR(ha, ha->rqstq_intr_code);
 		} else if (IS_FWI2_CAPABLE(ha)) {
 			WRT_REG_DWORD(&reg->isp24.req_q_in, req->ring_index);
 			RD_REG_DWORD_RELAXED(&reg->isp24.req_q_in);
@@ -514,11 +519,12 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req,
 			uint16_t lun, uint8_t type)
 {
 	mrk_entry_t *mrk;
-	struct mrk_entry_24xx *mrk24;
+	struct mrk_entry_24xx *mrk24 = NULL;
+	struct mrk_entry_fx00 *mrkfx = NULL;
+
 	struct qla_hw_data *ha = vha->hw;
 	scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
 
-	mrk24 = NULL;
 	req = ha->req_q_map[0];
 	mrk = (mrk_entry_t *)qla2x00_alloc_iocbs(vha, NULL);
 	if (mrk == NULL) {
@@ -531,7 +537,15 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req,
 	mrk->entry_type = MARKER_TYPE;
 	mrk->modifier = type;
 	if (type != MK_SYNC_ALL) {
-		if (IS_FWI2_CAPABLE(ha)) {
+		if (IS_QLAFX00(ha)) {
+			mrkfx = (struct mrk_entry_fx00 *) mrk;
+			mrkfx->handle = MAKE_HANDLE(req->id, mrkfx->handle);
+			mrkfx->handle_hi = 0;
+			mrkfx->tgt_id = cpu_to_le16(loop_id);
+			mrkfx->lun[1] = LSB(lun);
+			mrkfx->lun[2] = MSB(lun);
+			host_to_fcp_swap(mrkfx->lun, sizeof(mrkfx->lun));
+		} else if (IS_FWI2_CAPABLE(ha)) {
 			mrk24 = (struct mrk_entry_24xx *) mrk;
 			mrk24->nport_handle = cpu_to_le16(loop_id);
 			mrk24->lun[1] = LSB(lun);
@@ -589,28 +603,6 @@ int qla2x00_issue_marker(scsi_qla_host_t *vha, int ha_locked)
 	return QLA_SUCCESS;
 }
 
-/**
- * qla24xx_calc_iocbs() - Determine number of Command Type 3 and
- * Continuation Type 1 IOCBs to allocate.
- *
- * @dsds: number of data segment decriptors needed
- *
- * Returns the number of IOCB entries needed to store @dsds.
- */
-inline uint16_t
-qla24xx_calc_iocbs(scsi_qla_host_t *vha, uint16_t dsds)
-{
-	uint16_t iocbs;
-
-	iocbs = 1;
-	if (dsds > 1) {
-		iocbs += (dsds - 1) / 5;
-		if ((dsds - 1) % 5)
-			iocbs++;
-	}
-	return iocbs;
-}
-
 static inline int
 qla24xx_build_scsi_type_6_iocbs(srb_t *sp, struct cmd_type_6 *cmd_pkt,
 	uint16_t tot_dsds)
@@ -1583,7 +1575,6 @@ qla24xx_start_scsi(srb_t *sp)
 	return QLA_FUNCTION_FAILED;
 }
 
-
 /**
  * qla24xx_dif_start_scsi() - Send a SCSI command to the ISP
  * @sp: command to send to the ISP
@@ -1852,6 +1843,8 @@ qla2x00_alloc_iocbs(scsi_qla_host_t *vha, srb_t *sp)
 			cnt = RD_REG_DWORD(&reg->isp82.req_q_out);
 		else if (IS_FWI2_CAPABLE(ha))
 			cnt = RD_REG_DWORD(&reg->isp24.req_q_out);
+		else if (IS_QLAFX00(ha))
+			cnt = RD_REG_DWORD(&reg->ispfx00.req_q_out);
 		else
 			cnt = qla2x00_debounce_register(
 			    ISP_REQ_Q_OUT(ha, &reg->isp));
@@ -1869,8 +1862,13 @@ qla2x00_alloc_iocbs(scsi_qla_host_t *vha, srb_t *sp)
 	req->cnt -= req_cnt;
 	pkt = req->ring_ptr;
 	memset(pkt, 0, REQUEST_ENTRY_SIZE);
-	pkt->entry_count = req_cnt;
-	pkt->handle = handle;
+	if (IS_QLAFX00(ha)) {
+		WRT_REG_BYTE(&pkt->entry_count, req_cnt);
+		WRT_REG_WORD(&pkt->handle, handle);
+	} else {
+		pkt->entry_count = req_cnt;
+		pkt->handle = handle;
+	}
 
 queuing_error:
 	return pkt;
@@ -2625,7 +2623,16 @@ qla2x00_start_sp(srb_t *sp)
 		    qla2x00_adisc_iocb(sp, pkt);
 		break;
 	case SRB_TM_CMD:
-		qla24xx_tm_iocb(sp, pkt);
+		IS_QLAFX00(ha) ?
+		    qlafx00_tm_iocb(sp, pkt) :
+		    qla24xx_tm_iocb(sp, pkt);
+		break;
+	case SRB_FXIOCB_DCMD:
+	case SRB_FXIOCB_BCMD:
+		qlafx00_fxdisc_iocb(sp, pkt);
+		break;
+	case SRB_ABT_CMD:
+		qlafx00_abort_iocb(sp, pkt);
 		break;
 	default:
 		break;

drivers/scsi/qla2xxx/qla_isr.c

@@ -16,8 +16,6 @@
 #include "qla_target.h"
 
 static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
-static void qla2x00_process_completed_request(struct scsi_qla_host *,
-	struct req_que *, uint32_t);
 static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *);
 static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *);
 static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *,
@@ -1065,9 +1063,9 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
  * @ha: SCSI driver HA context
  * @index: SRB index
  */
-static void
+void
 qla2x00_process_completed_request(struct scsi_qla_host *vha,
-				struct req_que *req, uint32_t index)
+				  struct req_que *req, uint32_t index)
 {
 	srb_t *sp;
 	struct qla_hw_data *ha = vha->hw;
@@ -1101,7 +1099,7 @@ qla2x00_process_completed_request(struct scsi_qla_host *vha,
 	}
 }
 
-static srb_t *
+srb_t *
 qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
     struct req_que *req, void *iocb)
 {
@@ -1994,7 +1992,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
 		return;
 	}
 
-  	lscsi_status = scsi_status & STATUS_MASK;
+	lscsi_status = scsi_status & STATUS_MASK;
 
 	fcport = sp->fcport;
 
@@ -2939,7 +2937,7 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 
 	/* If possible, enable MSI-X. */
 	if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
-		!IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha))
+		!IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) && !IS_QLAFX00(ha))
 		goto skip_msi;
 
 	if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
@@ -2972,7 +2970,7 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 skip_msix:
 
 	if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
-	    !IS_QLA8001(ha) && !IS_QLA82XX(ha))
+	    !IS_QLA8001(ha) && !IS_QLA82XX(ha) && !IS_QLAFX00(ha))
 		goto skip_msi;
 
 	ret = pci_enable_msi(ha->pdev);
@@ -2998,9 +2996,11 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 		    "Failed to reserve interrupt %d already in use.\n",
 		    ha->pdev->irq);
 		goto fail;
-	} else if (!ha->flags.msi_enabled)
+	} else if (!ha->flags.msi_enabled) {
 		ql_dbg(ql_dbg_init, vha, 0x0125,
 		    "INTa mode: Enabled.\n");
+		ha->flags.mr_intr_valid = 1;
+	}
 
 clear_risc_ints: