Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754767AbaDNMAp (ORCPT ); Mon, 14 Apr 2014 08:00:45 -0400 Received: from dehamd003.servertools24.de ([31.47.254.18]:35272 "EHLO dehamd003.servertools24.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752370AbaDNMAo (ORCPT ); Mon, 14 Apr 2014 08:00:44 -0400 X-No-Relay: not in my network X-No-Relay: not in my network X-No-Relay: not in my network X-No-Relay: not in my network X-No-Relay: not in my network Message-ID: <534BCDE8.1090202@ladisch.de> Date: Mon, 14 Apr 2014 14:00:40 +0200 From: Clemens Ladisch User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: "Li, Zhen-Hua" , Takashi Iwai CC: Jaroslav Kysela , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/1] driver/snd: es18xx driver should use udelay error References: <1397468588-18559-1-git-send-email-zhen-hual@hp.com> In-Reply-To: <1397468588-18559-1-git-send-email-zhen-hual@hp.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Li, Zhen-Hua wrote: > udelay with more than 20000 may cause __bad_udelay. > Use mdelay for instead. > > #ifdef AVOID_POPS > /* Avoid pops */ > - udelay(100000); > + mudelay(100); This will not compile. Please test with AVOID_POPS enabled. Regards, Clemens -- 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/