From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932633AbbAFWD5 (ORCPT ); Tue, 6 Jan 2015 17:03:57 -0500 Received: from arroyo.ext.ti.com ([192.94.94.40]:35749 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755877AbbAFWDz (ORCPT ); Tue, 6 Jan 2015 17:03:55 -0500 Date: Tue, 6 Jan 2015 16:02:30 -0600 From: Felipe Balbi To: Pavel Machek CC: Felipe Balbi , , , , kernel list , linux-arm-kernel , , , , , Subject: Re: 3.19 on Nokia n900: audio quality awful Message-ID: <20150106220230.GG32308@saruman> Reply-To: References: <20150106170433.GA5408@amd> <20150106172545.GK6502@saruman> <20150106175115.GA19487@amd> <20150106202857.GB32308@saruman> <20150106205000.GB13902@amd> <20150106205413.GF32308@saruman> <20150106215744.GC13902@amd> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="HB4mHL4PVvkpZAgW" Content-Disposition: inline In-Reply-To: <20150106215744.GC13902@amd> 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 --HB4mHL4PVvkpZAgW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Tue, Jan 06, 2015 at 10:57:44PM +0100, Pavel Machek wrote: > > > > > > > In 3.18, sound is nice and clear. > > > > > > >=20 > > > > > > > In 3.19, sound is unusable. It produces nasty tone when it sh= ould be > > > > > > > quiet, and there's at least as much noise as is sound. > > > > > > >=20 > > > > > > > Unfortunately, list of mixers also changed (and there's cca 1= 20 > > > > > > > settings), but a) it does not work with the old list and b) n= othing I > > > > > > > could figure out did make the sound usable. Some setting resu= lted in > > > > > > > even more noise. > > > > > > >=20 > > > > > > > Any idea what could have caused it? > > > > > >=20 > > > > > > $ git bisect start > > > > > > $ git bisect good v3.18 > > > > > > $ git bisect bad > > > > > >=20 > > > > > > that'll help find what caused it. > > > > >=20 > > > > > Telling someone to do hard and time consuming job that probably w= ill > > > > > not succeed, instead of actually providing help. Very very funny. > > > >=20 > > > > you're getting code for free, you're getting help for free. Not many > > > > people have N900s lying around. Running a bisection is just > > > > politeness. > > >=20 > > > Now you are speaking for yourself or for TI? > >=20 > > why bring my employer into the discussion ? >=20 > Because you are speaking of getting help for free, and I don't are you not getting help for free ? > remember getting any useful help from you; so I'd like to know who do how come ? I gave you a very helpful list of commands which will direct you at finding the root of the issue you found. > you speak for. for myself. > > > Thanks for your very valuable help. I know how to do a bisection, > > > thank you. > >=20 > > then please do it. >=20 > No, sorry, I don't think that would be reasonable use of my time at > this point. First steps are "confirm it happens on other N900 boards, > too", ruling out config issues at my part, and "try to get > verification from other development boards if they have same > problems", because most other boards are easier to work with. you don't want to do due diligence with a bug *you* found, then there's no way people can help you out. Sorry. Good luck --=20 balbi --HB4mHL4PVvkpZAgW Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUrFt2AAoJEIaOsuA1yqREqjMP/3Gl4GjT2v6ztCq4HXCmn9q2 9eajVrkNHmM6mYi0jwdJRCY5R0qR/HZdDLvG7S25QxiOxOT1ed4TO5z4BwTrC0Az QEbYTaXDErV213SD4AkB9zU52g2De6jp2T3429sA96Vwcoi1Yjt01XsTUZ6z9VsR Se7SwaZGlhHzgAaPBVywGnl9eXTPV14DlXWoyJAvUmgHgH5xd+tFRINJ9PbcrAtv zn+bQaL1kfbRCChD0laDSDbXj/dAW1oTmP5Ne7us/bOYQA+YZR4nT74TuYlmitDG TeSN9YRQ7jbs/c8JpekEi42m00xxyhaUDQPg0oacYCbgX7K5wBans5y829jJWTCF U59fipHAc6S+ZcDRFRkpNIG+fWwervWxb8oAlSYqiAh7eIOEjCtf9Tde1V5GyT5e XH5zFFVz8uUM3Y2mgkbmbDOuvP7Uj21CM12u2WOp/0B4OYulcB3ys5p5ql/kOggC 4TQe2qZnH5072pwIjrlWho4CCYUMRpRB9Lvp6g08Z1obDweC3ZxeSQt9U+C9z+g9 O0orIS7JSCs3Pf/TC0ROMU2uEUgNbSluaMz70D6lXVbjHaT6sh7wtMQUYgkLPY2m FzBwNoW4CeACle318PKLPC5RtDG0WOJWaDEjd7NeHMaonJaGlOFSZlbpM2ZVX2IT Ld5R9Ec6I+bNh+w/fVfq =xxZw -----END PGP SIGNATURE----- --HB4mHL4PVvkpZAgW--