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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F889C61D85 for ; Thu, 23 Nov 2023 10:16:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344440AbjKWKQp (ORCPT ); Thu, 23 Nov 2023 05:16:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234620AbjKWKQm (ORCPT ); Thu, 23 Nov 2023 05:16:42 -0500 Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A047FD62; Thu, 23 Nov 2023 02:16:45 -0800 (PST) Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.22/8.17.1.22) with ESMTP id 3AN6l0Ll006611; Thu, 23 Nov 2023 04:16:38 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=PODMain02222019; bh=Ufd5pw5Di+iMf5j O8XXprPxu8mrSlk4TCzLJhhSyc9k=; b=YAmd5uyRTBZLydJZNSh7a5Sz4FmNMfq a9lhs8rTI9ohwLrPwsrN5tR1TJ7SUhqIaBTqO1Vot7ky8p06JBhkMqFXScO/9j70 cCBnw3+YznIisa2PcWFa/dZJXEjXiGoMfEntmpDOIxBoQ1FNzPt1XFxHZx1h6fBe uKkjRD4oSy71z1XXP9yqYyebQ86YrRssBvLT4kCxVJEKLQvDBjBMLKUkLCyBrX4y /04WT46WtR25uR8j8PmYWUYpyTgvuS0JRSDPwzCvr7gozxC/c01TF7J1LthbC051 0G3YEssrNNuj3lSNAdSp2+PZmVx6ApcZy30+OxbvngFOThHK3wBuEPA== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3uetjpdkgm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 23 Nov 2023 04:16:38 -0600 (CST) Received: from ediex02.ad.cirrus.com (198.61.84.81) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.39; Thu, 23 Nov 2023 10:16:36 +0000 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by anon-ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server id 15.2.1118.39 via Frontend Transport; Thu, 23 Nov 2023 10:16:36 +0000 Received: from ediswmail.ad.cirrus.com (ediswmail.ad.cirrus.com [198.61.86.93]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id D1DB915B4; Thu, 23 Nov 2023 10:16:36 +0000 (UTC) Date: Thu, 23 Nov 2023 10:16:36 +0000 From: Charles Keepax To: Maciej Strozek CC: Mark Brown , James Schulman , David Rhodes , "Liam Girdwood" , , , , Subject: Re: [PATCH v5] ASoC: cs43130: Allow driver to work without IRQ connection Message-ID: <20231123101636.GN32655@ediswmail.ad.cirrus.com> References: <20231123090658.10418-1-mstrozek@opensource.cirrus.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20231123090658.10418-1-mstrozek@opensource.cirrus.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Proofpoint-GUID: hxzEozEIxy2CRk1PkWzNY4DNHDyME87- X-Proofpoint-ORIG-GUID: hxzEozEIxy2CRk1PkWzNY4DNHDyME87- X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 23, 2023 at 09:06:58AM +0000, Maciej Strozek wrote: > Add a polling mechanism that will keep the driver operational even in > absence of physical IRQ connection. If IRQ line is detected, the driver > will continue working as usual, in case of missing IRQ line it will > fallback to the polling mechanism introduced in this change. > This will support users which choose not to connect an IRQ line as it > is not critical to part's operation. > > Signed-off-by: Maciej Strozek > --- Acked-by: Charles Keepax Thanks, Charles