From dfa9f51a6f68169a9217d082b02c08e8bca6dcaf Mon Sep 17 00:00:00 2001
From: Jon Szymaniak <jon.szymaniak@gmail.com>
Date: Thu, 16 Oct 2014 16:54:33 -0400
Subject: [PATCH] libbladeRF: Added CMake variable to disable USB timeouts

When debugging the FX3, NIOS, or FPGA, it's helpful if the host
side isn't constantly timing out. These can be disabled by defining:

    LIBBLADERF_DISABLE_USB_TIMEOUTS=Yes
---
 host/libraries/libbladeRF/CMakeLists.txt | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/host/libraries/libbladeRF/CMakeLists.txt b/host/libraries/libbladeRF/CMakeLists.txt
index f7048e8fc..031e2411b 100644
--- a/host/libraries/libbladeRF/CMakeLists.txt
+++ b/host/libraries/libbladeRF/CMakeLists.txt
@@ -267,6 +267,13 @@ if (MSVC)
 endif()
 
 if(ENABLE_BACKEND_USB)
+    # Useful when doing FX3, NIOS-II, or FPGA debugging
+    if(LIBBLADERF_DISABLE_USB_TIMEOUTS)
+        add_definitions("-DPERIPHERAL_TIMEOUT_MS=0")
+        add_definitions("-DCTRL_TIMEOUT_MS=0")
+        add_definitions("-DBULK_TIMEOUT_MS=0")
+    endif()
+
     set(LIBBLADERF_SOURCE ${LIBBLADERF_SOURCE} src/backend/usb/usb.c)
 endif()