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From: Gerd Hoffmann <kraxel@redhat.com>
To: qemu-devel@nongnu.org
Cc: fys@fysnet.net, Gerd Hoffmann <kraxel@redhat.com>
Subject: [PATCH] uas: fix super speed bMaxPacketSize0
Date: Fri, 17 Jan 2020 07:27:10 +0100	[thread overview]
Message-ID: <20200117062710.25102-1-kraxel@redhat.com> (raw)

For usb2 bMaxPacketSize0 is "n", for usb3 it is "1 << n",
so it must be 9 not 64 ...

Reported-by: fys@fysnet.net
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/dev-uas.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/usb/dev-uas.c b/hw/usb/dev-uas.c
index 6d6d1073b907..1bc4dd4fafb8 100644
--- a/hw/usb/dev-uas.c
+++ b/hw/usb/dev-uas.c
@@ -303,7 +303,7 @@ static const USBDescDevice desc_device_high = {
 
 static const USBDescDevice desc_device_super = {
     .bcdUSB                        = 0x0300,
-    .bMaxPacketSize0               = 64,
+    .bMaxPacketSize0               = 9,
     .bNumConfigurations            = 1,
     .confs = (USBDescConfig[]) {
         {
-- 
2.18.1



             reply	other threads:[~2020-01-17  6:28 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-17  6:27 Gerd Hoffmann [this message]
2020-01-17  7:06 ` [PATCH] uas: fix super speed bMaxPacketSize0 Philippe Mathieu-Daudé

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