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[23.128.96.18]) by mx.google.com with ESMTP id gn4si474049ejc.305.2021.01.20.00.48.36; Wed, 20 Jan 2021 00:49:00 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=UPgCFMVw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730186AbhATIo4 (ORCPT + 99 others); Wed, 20 Jan 2021 03:44:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730951AbhATIoR (ORCPT ); Wed, 20 Jan 2021 03:44:17 -0500 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6C2CC061757 for ; Wed, 20 Jan 2021 00:43:36 -0800 (PST) Received: by mail-wr1-x42c.google.com with SMTP id a9so18779728wrt.5 for ; Wed, 20 Jan 2021 00:43:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to; bh=zZeqVFyGPCnVkhhZMkK/fwVjgN94Q3QJTGFXkTCP56M=; b=UPgCFMVw9ttZBzgi+Fx/uL8idzSWMrpskcJD9L+5I/YFutv8AuCexMiteQ5XKjb6Eo Akaib27hA/ftrxp6ucO3PgqygpbD1ftwf3bIsOU+GZSfUKGj3hDTdAc39HmQ8cDo/L2i ZYNvalFUELDeAeV8DpIDensNRgTM5NmHNOpxYRpACYXfbCAYTsoyBBcjkaDPR1ifXbyz u9VTL9AlEU9OJXvKCu89hK7EzRp4EvtdTMy6Y10f2amMPoy2fyyt0KpjHc+m/wvYeqZB D/ZcV4zP/0K1gX/KU1M9d2NIdPPSVWzAWrQl6Jk5BRPE7DlOrk8+yu0KCgEvkGiMVx3S sHtg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=zZeqVFyGPCnVkhhZMkK/fwVjgN94Q3QJTGFXkTCP56M=; b=PRdF1ma2pMDwPrpZz2n8IsX0sz6BRO6Cw0cVB4bQ7y8rdT33dHDNybCZzsJggtkZH5 eyNiM/FAlxWlnV0KZwvwOWi9j8Khp9rTrPWxr+znh+J4TTzxWUEEr69HZMbClpVqQX2+ 4O4JRBvgXUP0XFuc6syraHJRlSUbGAJWccGqEEdEeTfxhRqOY5mYx1ZP5p8AnpYYZnYd zGrYz8rhZUSamaOT1CvCRWIbdYA0Oh4chMqwXo6LFARbeVlahhtNvynQnNHvAwZ3p7qW NAPJsDdRmnJzd4RHKx0sYSnNRIs4JhYqznXKesZFUP2Rmcatt6XcXs1dx3Nklab0glKx 7xRQ== X-Gm-Message-State: AOAM530SYr8P3vDvkvs9uX/J5+3s/GmNQSdC3f2JwbdTCTg2XY7rxYkh d0H76UjeJvOPwvItqAA5VnaX69aW4BsFqTIV X-Received: by 2002:a05:6000:1043:: with SMTP id c3mr7313091wrx.140.1611132215560; Wed, 20 Jan 2021 00:43:35 -0800 (PST) Received: from dell ([91.110.221.158]) by smtp.gmail.com with ESMTPSA id u83sm2489930wmu.12.2021.01.20.00.43.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jan 2021 00:43:34 -0800 (PST) Date: Wed, 20 Jan 2021 08:43:32 +0000 From: Lee Jones To: Jeff LaBundy Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 4/6] mfd: iqs62x: Increase interrupt handler return delay Message-ID: <20210120084332.GQ4903@dell> References: <1610942228-7275-1-git-send-email-jeff@labundy.com> <1610942228-7275-5-git-send-email-jeff@labundy.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1610942228-7275-5-git-send-email-jeff@labundy.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 17 Jan 2021, Jeff LaBundy wrote: > The time the device takes to deassert its RDY output following an > I2C stop condition scales with the core clock frequency. > > To prevent level-triggered interrupts from being reasserted after > the interrupt handler returns, increase the time before returning > to account for the worst-case delay (~90 us) plus margin. > > Signed-off-by: Jeff LaBundy > Acked-for-MFD-by: Lee Jones > --- > Changes in v2: > - Added Acked-for-MFD-by trailer > > drivers/mfd/iqs62x.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied, thanks. -- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog