USB devices with a BCD of 0x0210 or greater will have a USB 2.0
extension BOS descriptor. They may also have a SuperSpeed Capabilities
BOS descriptor, which indicates a USB 3.0 device has been plugged into a
USB 2.0 only port. Make lsusb display all BOS descriptors for USB 2.1
devices and later.
Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
---
lsusb.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/lsusb.c b/lsusb.c
index 37c43f7..361d1e7 100644
--- a/lsusb.c
+++ b/lsusb.c
@@ -3799,7 +3799,7 @@ static void dumpdev(libusb_device *dev)
if (desc.bDeviceClass == LIBUSB_CLASS_HUB)
do_hub(udev, desc.bDeviceProtocol, desc.bcdUSB);
- if (desc.bcdUSB >= 0x0300) {
+ if (desc.bcdUSB >= 0x0210) {
dump_bos_descriptor(udev);
}
if (desc.bcdUSB == 0x0200) {
--
1.7.5.4
--
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