Drivers: hv: utils: Fix the mapping between host version and protocol to use

We should intentionally declare the protocols to use for every known host
and default to using the latest protocol if the host is unknown or new.

Signed-off-by: Alex Ng <alexng@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/hv/hv_util.c

@@ -389,17 +389,20 @@ static int util_probe(struct hv_device *dev,
 		ts_srv_version = TS_VERSION_1;
 		hb_srv_version = HB_VERSION_1;
 		break;
-	case(VERSION_WIN10):
-		util_fw_version = UTIL_FW_VERSION;
-		sd_srv_version = SD_VERSION;
-		ts_srv_version = TS_VERSION;
-		hb_srv_version = HB_VERSION;
-		break;
-	default:
+	case VERSION_WIN7:
+	case VERSION_WIN8:
+	case VERSION_WIN8_1:
 		util_fw_version = UTIL_FW_VERSION;
 		sd_srv_version = SD_VERSION;
 		ts_srv_version = TS_VERSION_3;
 		hb_srv_version = HB_VERSION;
+		break;
+	case VERSION_WIN10:
+	default:
+		util_fw_version = UTIL_FW_VERSION;
+		sd_srv_version = SD_VERSION;
+		ts_srv_version = TS_VERSION;
+		hb_srv_version = HB_VERSION;
 	}
 
 	ret = vmbus_open(dev->channel, 4 * PAGE_SIZE, 4 * PAGE_SIZE, NULL, 0,