From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD5A7C32788 for ; Thu, 11 Oct 2018 14:07:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F3DB20841 for ; Thu, 11 Oct 2018 14:07:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F3DB20841 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=i2se.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728609AbeJKVfP (ORCPT ); Thu, 11 Oct 2018 17:35:15 -0400 Received: from mout.kundenserver.de ([217.72.192.75]:57321 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727129AbeJKVfP (ORCPT ); Thu, 11 Oct 2018 17:35:15 -0400 Received: from [192.168.178.69] ([109.104.47.253]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MoNu2-1fM9iO3H2G-00ons1; Thu, 11 Oct 2018 16:07:24 +0200 Received: from [192.168.178.69] ([109.104.47.253]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MoNu2-1fM9iO3H2G-00ons1; Thu, 11 Oct 2018 16:07:24 +0200 Subject: Re: [PATCH 17/29] staging: bcm2835-audio: Add 10ms period constraint [Resend in plain text...] To: Mike Brady , Takashi Iwai Cc: Greg Kroah-Hartman , Eric Anholt , linux-rpi-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Phil Elwell References: <20180904155858.8001-1-tiwai@suse.de> <20180904155858.8001-18-tiwai@suse.de> <4c5f9aed-8fbe-fe22-0c8d-097d8915805c@i2se.com> <8866e22a-6cd7-d32d-92e5-9a4e60206d2f@i2se.com> <828AF61F-4F6F-44C3-B463-7FE4EB8974F1@eircom.net> <425F6E5F-782E-4288-ABF0-180504FD7B01@eircom.net> From: Stefan Wahren Message-ID: <2a6270e3-fe1b-e22e-20d3-3a09abe11d4e@i2se.com> Date: Thu, 11 Oct 2018 16:07:25 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: de-DE X-Provags-ID: V03:K1:CtmzfJ9cA3NIhk7mhfni1qQsTb7SAwKUNaxaVZYGaX4n6z9B+SX +ihzhC4WczlnfUeftBtCkVQh5osBRYDT4FOoViC2LDpFHezugLh4DmI83d3lcKdNqTyrRrr g12P+tq1z3Durgj8v9BTiztav1MYRoj7XpreGw6T/YypsHzeAjrFYvUmn7yF7BvC4FQLwrD 9ynf3RyjLgmisFI8Ei/5g== X-UI-Out-Filterresults: notjunk:1;V01:K0:ZkNQ7/A62bk=:i/tdW3Od55tO+QiGTDOu4d CeqfZs0huVla4djYrbLY8ihxLxY5pBbrKDoQucy585JrdO/+G2a2dwbmS/k1pR7oRmBYlg4MN P79KR85CAaVEDHWfK207mOG6bs7TogoSkXFg7XZA6+LiQGoVWKnHDJEzqXb+mCH1HzZHydG/n pQhUDCXosWQUPTe1ANVH2cvtCJhCFE4sNpEzPMsFl6/bYJFMnzxU9uVd3dbi3KxQKREpo96m2 dZnwKXCaz7VEz/2jpLa/FLyBzb+SIZEOLHBkoCSe0nsX8Dk7N62SOMNorzVlwYxcFDwk9eQAX wGt/nrPGpG8dhcmaiqU/Ajsoh//HFpQswKfEPar9mqrUM8s6I3q5KneeM+QDzro5LEDGSoWVc FJLhjS+eE2isrLAkF8qO6yox3sf/Wfhmm8I2HE9mRjGjz+m7EibfyLcXMIZokc99x6OO1IFbo 9+xd/BQ36i5Ad0r7JjQX4jLoXZrNyksH2N4zVEhHpJNeLfLsU36Tosx8Kt52p4rhq78upe27v MJcee23dY3EFWWLf1A/MhXdi+W7daTG5N+ZC0/EKi4xHxf8IOVPNOhTCEm3w3aNTJMmoUPisk Dvc8qe8KzaIW+IEqs7F0miMPu0RynAoRXv9uWtnMEri3VAOoYCnsNbcgjxVRxOAKfzvl1SDR4 VbGLpEvr0oEV/6rEK1zgyWG4Dup9oM3AUL9Koa+CkcIywsI2DHgydPJRnLGtsHpcmjQbfyVC7 2m73tVhcvcrEamrb Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Mike, Am 11.10.2018 um 14:53 schrieb Mike Brady: > Hi Takashi. Just testing out the updated bcm2835 audio driver — it seems that it will underflow at somewhere above about 4410 and below 5120 frames, whereas the present driver is happy down to at least 2000 frames — I haven’t tried lower than about 1700. in order to avoid confusion please describe a behavior relative to commit hashes and trees. Are you able to bisect to a specific commit? > Is this change meant to happen? Takashi's series has been applied to next since a month. Thanks Stefan > > Regards > Mike > >