Message ID | 7facef52af9cff6ebe26ff321a7fd4f1ac640f74.1581457290.git.hns@goldelico.com |
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State | New |
Headers | show
Return-Path: <linux-gpio-owner@vger.kernel.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=goldelico.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=goldelico.com header.i=@goldelico.com header.a=rsa-sha256 header.s=strato-dkim-0002 header.b=mj7pE4eR; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48HGbK69Rsz9sP7 for <incoming@patchwork.ozlabs.org>; Wed, 12 Feb 2020 08:47:41 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727432AbgBKVrk (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Tue, 11 Feb 2020 16:47:40 -0500 Received: from mo4-p02-ob.smtp.rzone.de ([85.215.255.80]:17771 "EHLO mo4-p02-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726968AbgBKVrk (ORCPT <rfc822; linux-gpio@vger.kernel.org>); Tue, 11 Feb 2020 16:47:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1581457657; s=strato-dkim-0002; d=goldelico.com; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=TdyjL7fnovA7v90cI49fyycJRI+MxjJc1+DrsqTzedE=; b=mj7pE4eRgu4yIPuJIiPmlhNEsQBZUm4e7FvNbFVYeBqpLPM0ZrnNiv6ErqV3jQtTVr nJfPw2yVH8KfWuFlsJVfujEt0dOZ8PxuONXlWBfKF/Xej31yBADofdA4C4uOFhq7Snfb VlMjNQByGkyGkaJjeMOH4dngjEtza7Oz8KaC1Hs4DI0WtfyqMhu5kMlfm6kEpK3f69WJ IZWAtvj7rAf4YuVdPqep2/hvJ2mYI1dCfvklPLoqBQS0lXxvg0jw99rcrTrkRyBobA+J FMwFIgOq0vmgHKmqZ3o+l7KgFAgaYGk8dQMtTHzRfykIInLCqd/FbjWiwe32XoogJps1 imWw== X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMhflhwDubTJ9o1OAA2UNf2M0P2mp10IM" X-RZG-CLASS-ID: mo00 Received: from iMac.fritz.box by smtp.strato.de (RZmta 46.1.12 DYNA|AUTH) with ESMTPSA id U06217w1BLfX0EH (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Tue, 11 Feb 2020 22:41:33 +0100 (CET) From: "H. Nikolaus Schaller" <hns@goldelico.com> To: Paul Cercueil <paul@crapouillou.net>, Paul Boddie <paul@boddie.org.uk>, Alex Smith <alex.smith@imgtec.com>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Ralf Baechle <ralf@linux-mips.org>, Paul Burton <paulburton@kernel.org>, James Hogan <jhogan@kernel.org>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, "David S. Miller" <davem@davemloft.net>, Linus Walleij <linus.walleij@linaro.org>, "H. Nikolaus Schaller" <hns@goldelico.com>, Andi Kleen <ak@linux.intel.com>, Krzysztof Kozlowski <krzk@kernel.org>, Geert Uytterhoeven <geert+renesas@glider.be>, Miquel Raynal <miquel.raynal@bootlin.com>, =?utf-8?q?Petr_=C5=A0tetiar?= <ynezz@true.cz>, Richard Fontana <rfontana@redhat.com>, Allison Randal <allison@lohutok.net>, Stephen Boyd <swboyd@chromium.org> Cc: devicetree@vger.kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-i2c@vger.kernel.org, netdev@vger.kernel.org, linux-gpio@vger.kernel.org, letux-kernel@openphoenux.org, kernel@pyra-handheld.com Subject: [PATCH 01/14] i2c: jz4780: suppress txabrt reports for i2cdetect Date: Tue, 11 Feb 2020 22:41:18 +0100 Message-Id: <7facef52af9cff6ebe26ff321a7fd4f1ac640f74.1581457290.git.hns@goldelico.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <cover.1581457290.git.hns@goldelico.com> References: <cover.1581457290.git.hns@goldelico.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: <linux-gpio.vger.kernel.org> X-Mailing-List: linux-gpio@vger.kernel.org |
Series |
MIPS: Fixes and improvements for CI20 board (JZ4780)
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diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c index 16a67a64284a..55b7518435f1 100644 --- a/drivers/i2c/busses/i2c-jz4780.c +++ b/drivers/i2c/busses/i2c-jz4780.c @@ -578,6 +578,9 @@ static void jz4780_i2c_txabrt(struct jz4780_i2c *i2c, int src) { int i; + if (!(src & ~7)) + return; + dev_err(&i2c->adap.dev, "txabrt: 0x%08x\n", src); dev_err(&i2c->adap.dev, "device addr=%x\n", jz4780_i2c_readw(i2c, JZ4780_I2C_TAR));
This suppresses "simple" error reasons ABRT_7B_ADDR_NOACK ABRT_10ADDR1_NOACK ABRT_10ADDR2_NOACK from flooding the console log when running i2cdetect on addresses without a responding slave. Additionally, reading the JZ4780_I2C_TAR in this situation seems to harm the controller state. Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com> --- drivers/i2c/busses/i2c-jz4780.c | 3 +++ 1 file changed, 3 insertions(+)