From owner-freebsd-usb@FreeBSD.ORG Sun Apr 20 16:40:02 2014 Return-Path: Delivered-To: freebsd-usb@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 02C848B7 for ; Sun, 20 Apr 2014 16:40:02 +0000 (UTC) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id CBAC81D7F for ; Sun, 20 Apr 2014 16:40:01 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.8/8.14.8) with ESMTP id s3KGe1Rv001286 for ; Sun, 20 Apr 2014 16:40:01 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.8/8.14.8/Submit) id s3KGe16g001284; Sun, 20 Apr 2014 16:40:01 GMT (envelope-from gnats) Date: Sun, 20 Apr 2014 16:40:01 GMT Message-Id: <201404201640.s3KGe16g001284@freefall.freebsd.org> To: freebsd-usb@FreeBSD.org Cc: From: Hans Petter Selasky Subject: Re: usb/188829: atp fails on Macbook Pro 4.1 X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list Reply-To: Hans Petter Selasky List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Apr 2014 16:40:02 -0000 The following reply was made to PR usb/188829; it has been noted by GNATS. From: Hans Petter Selasky To: Roberto de Iriarte , freebsd-gnats-submit@FreeBSD.org Cc: Subject: Re: usb/188829: atp fails on Macbook Pro 4.1 Date: Sun, 20 Apr 2014 18:35:27 +0200 On 04/20/14 18:01, Roberto de Iriarte wrote: > >> Number: 188829 >> Category: usb >> Synopsis: atp fails on Macbook Pro 4.1 >> Confidential: no >> Severity: non-critical >> Priority: low >> Responsible: freebsd-usb >> State: open >> Quarter: >> Keywords: >> Date-Required: >> Class: sw-bug >> Submitter-Id: current-users >> Arrival-Date: Sun Apr 20 16:10:00 UTC 2014 >> Closed-Date: >> Last-Modified: >> Originator: Roberto de Iriarte >> Release: 10.0-STABLE >> Organization: > De Iriarte >> Environment: > FreeBSD mbp 10.0-STABLE FreeBSD 10.0-STABLE #13 r264692M: Sun Apr 20 12:14:28 CLST 2014 root@mbp:/usr/obj/usr/src/sys/GENERIC amd64 >> Description: > On my Macbook Pro 4.1, after upgrading from 10.0-RELEASE to 10.0-STABLE, the atp touchpad driver becomes unresponsive after a few minutes under high I/O load, until it stalls completely. The device never unstalls, regardless of system load. > > Closing and opening /dev/atp0 (i.e. restarting moused) restores responsiveness for a couple of minutes, then it fails in the same manner. > > Reverting back /usr/src/sys/dev/usb/input/atp.c from rev. 263063 to rev. 233774 (as shipped with FreeBSD 10.0-RELEASE) solves the problem completely on my machine. > > Unfortunately, i am not versed in the workings of the atp driver in order to debug the new driver any further. >> How-To-Repeat: > Use the trackpad under high I/O load >> Fix: > Hack: Revert back to /usr/src/sys/dev/usb/input/atp.c as shipped with 10.0-RELEASE (r. 233774) > >> Release-Note: >> Audit-Trail: >> Unformatted: > _______________________________________________ Hi, Can you send output from: usbconfig dump_device_desc which is relevant for your device. What happens if you add to /boot/loader.conf wsp_load=YES And re-boot? --HPS