Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932137AbaKSDME (ORCPT ); Tue, 18 Nov 2014 22:12:04 -0500 Received: from arroyo.ext.ti.com ([192.94.94.40]:57698 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754213AbaKSDMD (ORCPT ); Tue, 18 Nov 2014 22:12:03 -0500 Date: Tue, 18 Nov 2014 21:12:11 -0600 From: Felipe Balbi To: Bin Liu CC: , George Cherian , , , , Subject: Re: [PATCH] usb: musb: core: Disable the Interrupts till BABBLE is fully handled Message-ID: <20141119031211.GC24874@saruman> Reply-To: References: <1415953486-6000-1-git-send-email-george.cherian@ti.com> <20141118211734.GA19146@saruman> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="1SQmhf2mF2YjsYvc" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --1SQmhf2mF2YjsYvc Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Nov 18, 2014 at 06:44:39PM -0600, Bin Liu wrote: > Felipe, >=20 > On Tue, Nov 18, 2014 at 3:17 PM, Felipe Balbi wrote: > > On Fri, Nov 14, 2014 at 01:54:46PM +0530, George Cherian wrote: > >> Disable the MUSB interrupts till MUSB is recovered fully from BABBLE > >> condition. There are chances that we could get multiple interrupts > >> till the time the babble recover work gets scheduled. Sometimes > >> this could even end up in an endless loop making MUSB itself unusable. > >> > >> Reported-by: Felipe Balbi > >> Signed-off-by: George Cherian > > > > while this helps the situation it doesn't solve the problem I'm having > > with testusb on BBB when host port is connected to peripheral port on > > the same BBB. >=20 > Try to find a BB white (which has rev 1.0 SoC) to see if babble still > happens, this could be PHY hw issue. it only happens with my BBB when peripheral port is connected straight to host port. If I use another board as g_zero, then tests work just fine. If someone else can confirm this is the case with their board, I'd be happy. --=20 balbi --1SQmhf2mF2YjsYvc Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUbAqLAAoJEIaOsuA1yqREewwP/3ZqTxjviwZvuqd0dO4LmT4d TMsG1U12nEI1hfQiVXKX1YR48i/Phy9atXV8wUBu2+mIECJmyRFOOnSTdQR32sQV 6GOXMNDFY/Rh00KHOlcQRmVFTTKe/wDJLrkqTkD33awZGSe8wQ+AohYAPTFdJzgL R8R9SIF94qCFY8Fww6xOk4daH4NWnGkxmYaQRSBQnSUuap8j5yxRu5+LzOJOq60W aCz5c+IwIjyimu+wUwI5bIPEBU7lvYtOtT2rJkHysw37SitFTuqWYLNCCSmmq9Bo DyAf6k2R+T2OKPgwiNC9vUxqFYG3QKH56i7NXMW/ojvzhsmWSf/c5L3l3Fx80YT/ GV+iWw0oZxPLDObHvAVx5t7dtBFPFXQ/4I5PL9gquH+aK7Rzrx8eo3tOJqOMCJQV qWsaczAse9e/A7tYMJcldaqcdWHh8RQbJFG/D6L7SaQYnVqNHeIc8en/CE3RhR4F adrxfiExcHLi8ot3ki5wFU6GzRkoM4+YlSMIHowvs7bxS8gWxHcMtDBq9/AIzxV0 +Vr8I2OhWvIJ/9oF9/wQ8R29wPFqc6JTVUh3EoA0T5lAFyI/YSSMYtxg0VY5hBG3 5oM3rB1vNNzPKhrtFbVHFLu6v5srsdsFrapF8WBXbpajE7YBkSr8B6A+Jh7nCeBm jYlZwFOwvr0u+qsiRjYL =IwOH -----END PGP SIGNATURE----- --1SQmhf2mF2YjsYvc-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/