svn commit: r365965 - stable/11/sys/dev/usb
Hans Petter Selasky
hselasky at FreeBSD.org
Mon Sep 21 18:28:23 UTC 2020
Author: hselasky
Date: Mon Sep 21 18:28:23 2020
New Revision: 365965
URL: https://svnweb.freebsd.org/changeset/base/365965
Log:
MFC r364932:
Allow slow USB devices to be given more time to return their USB descriptors,
like Logitech HD Pro Webcam C920.
PR: 248926
Sponsored by: Mellanox Technologies
Modified:
stable/11/sys/dev/usb/usb_request.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/dev/usb/usb_request.c
==============================================================================
--- stable/11/sys/dev/usb/usb_request.c Mon Sep 21 18:27:44 2020 (r365964)
+++ stable/11/sys/dev/usb/usb_request.c Mon Sep 21 18:28:23 2020 (r365965)
@@ -719,7 +719,8 @@ done:
case USB_ERR_CANCELLED:
break;
default:
- DPRINTF("I/O error - waiting a bit for TT cleanup\n");
+ DPRINTF("error=%s - waiting a bit for TT cleanup\n",
+ usbd_errstr(err));
usb_pause_mtx(mtx, hz / 16);
break;
}
@@ -1008,7 +1009,7 @@ usbd_req_get_desc(struct usb_device *udev,
USETW(req.wLength, min_len);
err = usbd_do_request_flags(udev, mtx, &req,
- desc, 0, NULL, 500 /* ms */);
+ desc, 0, NULL, 1000 /* ms */);
if (err != 0 && err != USB_ERR_TIMEOUT &&
min_len != max_len) {
@@ -1019,7 +1020,7 @@ usbd_req_get_desc(struct usb_device *udev,
USETW(req.wLength, max_len);
err = usbd_do_request_flags(udev, mtx, &req,
- desc, USB_SHORT_XFER_OK, NULL, 500 /* ms */);
+ desc, USB_SHORT_XFER_OK, NULL, 1000 /* ms */);
if (err == 0) {
/* verify length */
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