From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH 3/3] ASoC: omap-mcbsp: Add period size protection mode Date: Tue, 20 Mar 2012 17:04:46 +0000 Message-ID: <20120320170444.GA6938@opensource.wolfsonmicro.com> References: <1332242021-7494-1-git-send-email-peter.ujfalusi@ti.com> <1332242021-7494-4-git-send-email-peter.ujfalusi@ti.com> <20120320160154.GI3445@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============2332031456868797943==" Return-path: Received: from opensource.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id A599D24149 for ; Tue, 20 Mar 2012 18:04:49 +0100 (CET) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Grazvydas Ignotas Cc: Peter Ujfalusi , alsa-devel@alsa-project.org, Liam Girdwood , Jarkko Nikula List-Id: alsa-devel@alsa-project.org --===============2332031456868797943== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="VbJkn9YxBvnuCH5J" Content-Disposition: inline --VbJkn9YxBvnuCH5J Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Mar 20, 2012 at 06:15:34PM +0200, Grazvydas Ignotas wrote: > On Tue, Mar 20, 2012 at 6:01 PM, Mark Brown > > though this should probably have the note about working around broken > > applications from the cover letter in the changelog as with the > > changelog alone it's really not apparent why we're doing this here as a > > driver specific thing. > I wouldn't really call them broken, it's enough to set period size to > 512 with smaller start_threshold (something like 50ms) to have > problems, those parameters are perfectly valid for a program trying to > achieve low latency. If they can't cope with the parameters they've set I'd call them broken, they should've asked for more sensible parameters. --VbJkn9YxBvnuCH5J Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAEBAgAGBQJPaLikAAoJEBus8iNuMP3d750P/2iF1excocA+OE+b1N3sU5cS gJP4zMhwyQGQYY87XF17cSswS0u/nvYLftCZ9f3RCCdMyrLXd0OX8l2zijLgRGP6 7sMXDczaUozVuOP/PY+vELoPUUfMvBy5zImoM0QPgt6PF7mobTFREM9moV/r5vIa 0AiYYZPJtD1a7RZ5o2qHVEd2JHwNMoxUZSoIE3Yejsw4HaPgPVCaoZ7JGtKt9YtC nRsqdWqhGpY+ZuECjp7IP6s7BzaFX96016FVTyxPr6AeMi52oNxgw9YbF7SJn0bx 28oc+sRW7vfEwpg4vO/8xvGYKJMSZg/+HB/v31I+T8QCxYXafNur1bJ1wniUnfPP 9edww3LZWK/X/BQj72KNXWVNDIPr8Vcr2OsfxbNetGYRURa3imy7rjkWxPmcfHIy VbCJpUsLsEC3ycn60oSA5VJfgzFYbjJAqHO8mrQG6PnajCSlOnc1fhIrAgm3QmiF M/N/90HNB1cAZIoiV1LLr1DlmsPM+NKTrz9QlYmRbaKCicA6GQi788FEi/Lg+FlS z2JqDfxFvYZL0hCxoIvmku7ucx9o4PVZ0dNXCTLF4lAIVEuGz7Qt3Rc1tSuzeVAy Wfj0fa2IWdsPVhpwrNCeWPHIxQmbgcon+342qwtcSUbOxYKjc/RbQv2R1rGlWz0W ifs+f6CZRCeOpssYhpB2 =lPNS -----END PGP SIGNATURE----- --VbJkn9YxBvnuCH5J-- --===============2332031456868797943== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --===============2332031456868797943==--