From 94a40d8833653fbcf9ef26020ba454ec9202112a Mon Sep 17 00:00:00 2001
From: bvernoux <bvernoux@gmail.com>
Date: Mon, 22 Aug 2022 13:11:46 +0200
Subject: [PATCH] HydraUSB3_USB_benchmark v1.0.1 Force USB3 Bulk endpoint2 to 4
 burst (as 8burst or more have issue on some PC with USB3)

---
 HydraUSB3_USB_benchmark/HydraUSB3_USB_benchmark.c | 6 +++---
 HydraUSB3_USB_benchmark/Makefile                  | 2 +-
 libusb_portable/libusb_portable.c                 | 8 ++++++--
 libusb_portable/libusb_portable.h                 | 7 ++++---
 4 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/HydraUSB3_USB_benchmark/HydraUSB3_USB_benchmark.c b/HydraUSB3_USB_benchmark/HydraUSB3_USB_benchmark.c
index a3689f9..863adf0 100644
--- a/HydraUSB3_USB_benchmark/HydraUSB3_USB_benchmark.c
+++ b/HydraUSB3_USB_benchmark/HydraUSB3_USB_benchmark.c
@@ -1,8 +1,8 @@
 /********************************** (C) COPYRIGHT *******************************
 * File Name          : HydraUSB3_USB_benchmark.c
 * Author             : bvernoux
-* Version            : V1.0
-* Date               : 2022/08/20
+* Version            : V1.0.1
+* Date               : 2022/08/22
 * Description        :
 * Copyright (c) 2022 Benjamin VERNOUX
 * SPDX-License-Identifier: Apache-2.0
@@ -192,7 +192,7 @@ int main(int argc, char *argv[])
 	}
 	log_printf_init(pFile);
 
-	log_printf("HydraUSB3_USB_benchmark v%s B.VERNOUX 20-Aug-2022\n", VERSION);
+	log_printf("HydraUSB3_USB_benchmark v%s B.VERNOUX 22-Aug-2022\n", VERSION);
 
 	log_printf("Options: verbose=%d\n",
 			   config.verbose);
diff --git a/HydraUSB3_USB_benchmark/Makefile b/HydraUSB3_USB_benchmark/Makefile
index ee259cd..c71b1e3 100644
--- a/HydraUSB3_USB_benchmark/Makefile
+++ b/HydraUSB3_USB_benchmark/Makefile
@@ -1,4 +1,4 @@
-VERSION = 1.0.0
+VERSION = 1.0.1
 
 # Install paths
 PREFIX = /usr/local
diff --git a/libusb_portable/libusb_portable.c b/libusb_portable/libusb_portable.c
index 180d345..73d5344 100644
--- a/libusb_portable/libusb_portable.c
+++ b/libusb_portable/libusb_portable.c
@@ -1,8 +1,8 @@
 /********************************** (C) COPYRIGHT *******************************
 * File Name          : libusb_portable.c
 * Author             : bvernoux
-* Version            : V1.0
-* Date               : 2022/08/20
+* Version            : V1.0.1
+* Date               : 2022/08/22
 * Description        :
 * Copyright (c) 2022 Benjamin VERNOUX
 * SPDX-License-Identifier: Apache-2.0
@@ -127,9 +127,11 @@ void log_printf_dbg(const char* fmt, ...)
 
 	va_start(args, fmt);
 	vfprintf(stdout, fmt, args);
+	fflush(stdout);	
 	if(pFile != NULL)
 	{
 		vfprintf(pFile, fmt, args);
+		fflush(pFile);
 	}
 	va_end(args);
 }
@@ -140,9 +142,11 @@ void log_printf(const char* fmt, ...)
 
 	va_start(args, fmt);
 	vfprintf(stdout, fmt, args);
+	fflush(stdout);	
 	if(pFile != NULL)
 	{
 		vfprintf(pFile, fmt, args);
+		fflush(pFile);
 	}
 	va_end(args);
 }
diff --git a/libusb_portable/libusb_portable.h b/libusb_portable/libusb_portable.h
index f1dbbf5..f776049 100644
--- a/libusb_portable/libusb_portable.h
+++ b/libusb_portable/libusb_portable.h
@@ -1,8 +1,8 @@
 /********************************** (C) COPYRIGHT *******************************
 * File Name          : libusb_portable.h
 * Author             : bvernoux
-* Version            : V1.0
-* Date               : 2022/08/20
+* Version            : V1.0.1
+* Date               : 2022/08/22
 * Description        :
 * Copyright (c) 2022 Benjamin VERNOUX
 * SPDX-License-Identifier: Apache-2.0
@@ -28,7 +28,8 @@ extern "C"
 #define LIBUSB_BULK_TRANSFER_TIMEOUT_MILLISEC (2000)
 
 #define USB3_EP1_BULK_BURST_SIZE (4*1024) // This size corresponds to USB3 EP1 Bulk with 4 burst(so 4x1024 bytes)
-#define USB3_EP2_BULK_BURST_SIZE (8*1024) // This size corresponds to USB3 EP2 Bulk with 8 burst(so 8x1024 bytes)
+// Warning USB3 enpoint 2 bulk with 8 or 16 burst can be problematic on some PC so default is set to 4
+#define USB3_EP2_BULK_BURST_SIZE (4*1024) // This size corresponds to USB3 EP2 Bulk with 4 burst(so 4x1024 bytes)
 #define USB2_BULK_SIZE 512
 
 uint32_t swap_uint32(uint32_t val);