Date: Fri, 28 Aug 2020 19:21:11 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r364932 - head/sys/dev/usb Message-ID: <202008281921.07SJLBE2066269@repo.freebsd.org>
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Author: hselasky Date: Fri Aug 28 19:21:11 2020 New Revision: 364932 URL: https://svnweb.freebsd.org/changeset/base/364932 Log: Allow slow USB devices to be given more time to return their USB descriptors, like Logitech HD Pro Webcam C920. PR: 248926 MFC after: 1 week Sponsored by: Mellanox Technologies Modified: head/sys/dev/usb/usb_request.c Modified: head/sys/dev/usb/usb_request.c ============================================================================== --- head/sys/dev/usb/usb_request.c Fri Aug 28 19:02:05 2020 (r364931) +++ head/sys/dev/usb/usb_request.c Fri Aug 28 19:21:11 2020 (r364932) @@ -721,7 +721,8 @@ 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; } @@ -1010,7 +1011,7 @@ 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) { @@ -1021,7 +1022,7 @@ 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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