[SCSI] qla2xxx: Add setting of driver version string for vendor application.

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/qla2xxx/qla_dbg.c

@@ -12,7 +12,7 @@
  * |             Level            |   Last Value Used  |     Holes	|
  * ----------------------------------------------------------------------
  * | Module Init and Probe        |       0x0126       | 0x4b,0xba,0xfa |
- * | Mailbox commands             |       0x1154       | 0x111a-0x111b  |
+ * | Mailbox commands             |       0x1158       | 0x111a-0x111b  |
  * |                              |                    | 0x112c-0x112e  |
  * |                              |                    | 0x113a         |
  * | Device Discovery             |       0x2087       | 0x2020-0x2022, |

drivers/scsi/qla2xxx/qla_def.h

@@ -863,6 +863,8 @@ typedef struct {
 #define	MBX_1		BIT_1
 #define	MBX_0		BIT_0
 
+#define RNID_TYPE_SET_VERSION	0x9
+
 /*
  * Firmware state codes from get firmware state mailbox command
  */

drivers/scsi/qla2xxx/qla_gbl.h

@@ -357,6 +357,9 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *, dma_addr_t, uint16_t , uint16_t *,
 extern int
 qla2x00_disable_fce_trace(scsi_qla_host_t *, uint64_t *, uint64_t *);
 
+extern int
+qla2x00_set_driver_version(scsi_qla_host_t *, char *);
+
 extern int
 qla2x00_read_sfp(scsi_qla_host_t *, dma_addr_t, uint8_t *,
 	uint16_t, uint16_t, uint16_t, uint16_t);

drivers/scsi/qla2xxx/qla_init.c

@@ -619,6 +619,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
 	if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
 		qla24xx_read_fcp_prio_cfg(vha);
 
+	qla2x00_set_driver_version(vha, QLA2XXX_VERSION);
+
 	return (rval);
 }
 

drivers/scsi/qla2xxx/qla_mbx.c

@@ -3866,6 +3866,64 @@ qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha)
 	return rval;
 }
 
+int
+qla2x00_set_driver_version(scsi_qla_host_t *vha, char *version)
+{
+	int rval;
+	mbx_cmd_t mc;
+	mbx_cmd_t *mcp = &mc;
+	int len;
+	uint16_t dwlen;
+	uint8_t *str;
+	dma_addr_t str_dma;
+	struct qla_hw_data *ha = vha->hw;
+
+	if (!IS_FWI2_CAPABLE(ha) || IS_QLA82XX(ha))
+		return QLA_FUNCTION_FAILED;
+
+	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1155,
+	    "Entered %s.\n", __func__);
+
+	str = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &str_dma);
+	if (!str) {
+		ql_log(ql_log_warn, vha, 0x1156,
+		    "Failed to allocate driver version param.\n");
+		return QLA_MEMORY_ALLOC_FAILED;
+	}
+
+	memcpy(str, "\x7\x3\x11\x0", 4);
+	dwlen = str[0];
+	len = dwlen * sizeof(uint32_t) - 4;
+	memset(str + 4, 0, len);
+	if (len > strlen(version))
+		len = strlen(version);
+	memcpy(str + 4, version, len);
+
+	mcp->mb[0] = MBC_SET_RNID_PARAMS;
+	mcp->mb[1] = RNID_TYPE_SET_VERSION << 8 | dwlen;
+	mcp->mb[2] = MSW(LSD(str_dma));
+	mcp->mb[3] = LSW(LSD(str_dma));
+	mcp->mb[6] = MSW(MSD(str_dma));
+	mcp->mb[7] = LSW(MSD(str_dma));
+	mcp->out_mb = MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
+	mcp->in_mb = MBX_0;
+	mcp->tov = MBX_TOV_SECONDS;
+	mcp->flags = 0;
+	rval = qla2x00_mailbox_command(vha, mcp);
+
+	if (rval != QLA_SUCCESS) {
+		ql_dbg(ql_dbg_mbx, vha, 0x1157,
+		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+	} else {
+		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1158,
+		    "Done %s.\n", __func__);
+	}
+
+	dma_pool_free(ha->s_dma_pool, str, str_dma);
+
+	return rval;
+}
+
 int
 qla2x00_read_sfp(scsi_qla_host_t *vha, dma_addr_t sfp_dma, uint8_t *sfp,
 	uint16_t dev, uint16_t off, uint16_t len, uint16_t opt)