Received: by 2002:a05:7412:a9a2:b0:e2:908c:2ebd with SMTP id o34csp2852731rdh; Mon, 30 Oct 2023 09:27:07 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFt0EKBkAGck5dDFMLIP5UztPRWBI8aS2P72IUXbAMxmTKjxNAwE86SNUs/hR8rtpoGhrMC X-Received: by 2002:a05:6a00:1390:b0:6bf:5131:884a with SMTP id t16-20020a056a00139000b006bf5131884amr12775030pfg.6.1698683227158; Mon, 30 Oct 2023 09:27:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1698683227; cv=none; d=google.com; s=arc-20160816; b=0JLFRWJsIq5pbs4I0k878VJQ7zI+KUzNE84K8lNkvoAO2F3vxzsb1YgM+3Vhz/ijmv jIOBGD7QSsGoP+0d/DpQgak+OeulTVViLBPlQuLQ7tNU0l/Ho8GG3ho1tUlwCBsZAbUD TQPrn29hN0MKkY2EJc6hxQNQ8ATuWN6DNHYJTNVVTEKC4IsZQ5r92Ti3Xw1kD/M5awhM QtHuAJT0lsiaaku+OCwiJn/a9hsDh+VRfXGEzHlEhKobqQ1g8DyEg+E03uLam+D8Q/UX Uet4zOjqidvj5mHT7xCOKI4HuoUsCsuty3Q70hWfU1Pqc9UOgV57XZMLU33G7KJDCwbH oUNw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:original-cc:author :original-subject:dkim-signature; bh=yfEzguf+zGpDH2x/gZ3OO2CO6rmHu/YpBrxxePlvktE=; fh=UTvaa1qCF7gNWd6e3N5d271DWpCxL+11oDLdst+O9ns=; b=RIYqsXVFVbq6VGEcdlNuCYEKoDpTke5dJqT1NacNfhMX6xjOPodYrLv9KIbBz2MHB2 7Qz40hjDkodrGBPTUtYbWRuETHH5LNFwHonbp/dkTQc1mmYbYKobckvVgPNdIgb5MfH5 ElYKoaZTwubW4LFjL7FuPHAg5zUtW77R+VJ3Hwlc13ywlLOGJID+kQbxasXpej5tiMpl 3HTRWVw6YKu+rZIwQaycd586V9HgamKqg9tCa1VN19LcBP6qKk8IRh+25xvSv5oxD3pv Bi2fkyhXKUmIOQdt4qMb5LurJjq21ZgIQuLQfv773aAh6MHiVXvjNZBF0kRDvZJPy6VL 9eOg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@isely.net header.s=deb header.b=BplNkoX6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=cobaltdigital.com Return-Path: Received: from snail.vger.email (snail.vger.email. [23.128.96.37]) by mx.google.com with ESMTPS id f4-20020a635544000000b005ae03de31cfsi5130027pgm.715.2023.10.30.09.27.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Oct 2023 09:27:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; dkim=pass header.i=@isely.net header.s=deb header.b=BplNkoX6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=cobaltdigital.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id BF01B802FBAC; Mon, 30 Oct 2023 09:26:59 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233870AbjJ3Q0v (ORCPT + 99 others); Mon, 30 Oct 2023 12:26:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44884 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233112AbjJ3Q0n (ORCPT ); Mon, 30 Oct 2023 12:26:43 -0400 Received: from cnc.isely.net (cnc.isely.net [192.69.181.175]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 438CBDB for ; Mon, 30 Oct 2023 09:26:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=isely.net; s=deb; t=1698682891; bh=yfEzguf+zGpDH2x/gZ3OO2CO6rmHu/YpBrxxePlvktE=; h=From:To:Cc:Subject:Date; b=BplNkoX6hh+QLoF208UCPGUKLMS4PGE3nYIRktVv00iCxN2ZcRN7mJQcj3khbLq4P Spu8hicV4/noL0iEsimvDEKhRgukw7PUyGbc2pJD+eB805i2RB3MxoJV0zb7nTDPKg v6W1D6+1PO5Wy3FrlKzHTFGuIEjPcQKf7cTTGcVZZCqyvQhHcsPcb6RceCFjE Original-Subject: [PATCH 0/2] Fix error-leg bugs / misbehaviors in i2c-bcm2835 driver. Author: mike.isely@cobaltdigital.com Original-Cc: Mike Isely , Mike Isely , Broadcom internal kernel review list , Ray Jui , Scott Branden , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Received: from cobalt1.eng.cobalt.local (ts3-dock1.isely.net [::ffff:192.168.23.13]) (AUTH: PLAIN isely, TLS: TLS1.3,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by cnc.isely.net with ESMTPSA id 00000000000804E2.00000000653FD80B.000079FD; Mon, 30 Oct 2023 11:21:31 -0500 From: mike.isely@cobaltdigital.com To: Andi Shyti , Florian Fainelli Cc: Mike Isely , Mike Isely , Broadcom internal kernel review list , Ray Jui , Scott Branden , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/2] Fix error-leg bugs / misbehaviors in i2c-bcm2835 driver. Date: Mon, 30 Oct 2023 11:21:12 -0500 Message-Id: <20231030162114.3603829-1-mike.isely@cobaltdigital.com> X-Mailer: git-send-email 2.39.2 Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Mime-Autoconverted: from 8bit to 7bit by courier 1.0 X-Spam-Status: No, score=-1.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_SOFTFAIL autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Mon, 30 Oct 2023 09:26:59 -0700 (PDT) From: Mike Isely Correct issues that arise when a slave select error happens, including incorrect hardware cleanup & missed interrupts. All issues were found and debugged on an RPI CM-4 which actually uses a BCM2711. I2C hardware apparently is compatible with BCM2835. Mike Isely (2): [i2c-bcm2835] Fully clean up hardware state machine after a timeout [i2c-bcm2835] ALWAYS enable INTD drivers/i2c/busses/i2c-bcm2835.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) -- 2.39.2