qlge: Add support for retrieving firmware version.

This is used by driver banner and ethtool info.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/qlge/qlge.h

@@ -1430,6 +1430,7 @@ struct ql_adapter {
 
 	/* Hardware information */
 	u32 chip_rev_id;
+	u32 fw_rev_id;
 	u32 func;		/* PCI function for this adapter */
 
 	spinlock_t adapter_lock;
@@ -1580,6 +1581,7 @@ void ql_mpi_idc_work(struct work_struct *work);
 void ql_mpi_port_cfg_work(struct work_struct *work);
 int ql_mb_get_fw_state(struct ql_adapter *qdev);
 int ql_cam_route_initialize(struct ql_adapter *qdev);
+int ql_mb_about_fw(struct ql_adapter *qdev);
 
 #if 1
 #define QL_ALL_DUMP

drivers/net/qlge/qlge_ethtool.c

@@ -293,7 +293,10 @@ static void ql_get_drvinfo(struct net_device *ndev,
 	struct ql_adapter *qdev = netdev_priv(ndev);
 	strncpy(drvinfo->driver, qlge_driver_name, 32);
 	strncpy(drvinfo->version, qlge_driver_version, 32);
-	strncpy(drvinfo->fw_version, "N/A", 32);
+	snprintf(drvinfo->fw_version, 32, "v%d.%d.%d",
+		 (qdev->fw_rev_id & 0x00ff0000) >> 16,
+		 (qdev->fw_rev_id & 0x0000ff00) >> 8,
+		 (qdev->fw_rev_id & 0x000000ff));
 	strncpy(drvinfo->bus_info, pci_name(qdev->pdev), 32);
 	drvinfo->n_stats = 0;
 	drvinfo->testinfo_len = 0;

drivers/net/qlge/qlge_main.c

@@ -837,6 +837,13 @@ int ql_read_xgmac_reg64(struct ql_adapter *qdev, u32 reg, u64 *data)
 static int ql_8000_port_initialize(struct ql_adapter *qdev)
 {
 	int status;
+	/*
+	 * Get MPI firmware version for driver banner
+	 * and ethool info.
+	 */
+	status = ql_mb_about_fw(qdev);
+	if (status)
+		goto exit;
 	status = ql_mb_get_fw_state(qdev);
 	if (status)
 		goto exit;

drivers/net/qlge/qlge_mpi.c

@@ -547,6 +547,40 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
 	return status;
 }
 
+
+/* Get MPI firmware version. This will be used for
+ * driver banner and for ethtool info.
+ * Returns zero on success.
+ */
+int ql_mb_about_fw(struct ql_adapter *qdev)
+{
+	struct mbox_params mbc;
+	struct mbox_params *mbcp = &mbc;
+	int status = 0;
+
+	memset(mbcp, 0, sizeof(struct mbox_params));
+
+	mbcp->in_count = 1;
+	mbcp->out_count = 3;
+
+	mbcp->mbox_in[0] = MB_CMD_ABOUT_FW;
+
+	status = ql_mailbox_command(qdev, mbcp);
+	if (status)
+		return status;
+
+	if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) {
+		QPRINTK(qdev, DRV, ERR,
+			"Failed about firmware command\n");
+		status = -EIO;
+	}
+
+	/* Store the firmware version */
+	qdev->fw_rev_id = mbcp->mbox_out[1];
+
+	return status;
+}
+
 /* Get functional state for MPI firmware.
  * Returns zero on success.
  */