From patchwork Wed Jan 25 19:50:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Schneider-Pargmann X-Patchwork-Id: 13115978 X-Patchwork-Delegate: kuba@kernel.org 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 85A33C61DB3 for ; Wed, 25 Jan 2023 19:51:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235691AbjAYTvO (ORCPT ); Wed, 25 Jan 2023 14:51:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48426 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235567AbjAYTvL (ORCPT ); Wed, 25 Jan 2023 14:51:11 -0500 Received: from mail-ej1-x634.google.com (mail-ej1-x634.google.com [IPv6:2a00:1450:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B8128457CA for ; Wed, 25 Jan 2023 11:51:09 -0800 (PST) Received: by mail-ej1-x634.google.com with SMTP id mp20so50561419ejc.7 for ; Wed, 25 Jan 2023 11:51:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4ZXxLGpYkNLGcR4LovdInInPDGQW3TFLwetgUaPjssQ=; b=W23tRwv4tlQnu6fkwQN0QX5jysPCG+Kz3MLqdQNRukYPtFbsJNAHdRBnwI+8nIIOS3 SWLRhvPidwFEPSuwytVvoN+lZNLPna9ZbzZ2YZiiRIJlsthFLOHanspC1t8rFcxYz2MQ hncplSZ7Z+DF687j8Tn0jdT1waGrR/Wjbf25ruiTrzFPqQszyRFhFA1XMLqfarPVXnqm WVrZ5YB/3sCX9/QvcTdOnMzNsJ4aWekhryMF9T/AA8tlO7qIQBtNB1hw9eZiMaCtWehp NP9xE+AKDsGD4cGULtD0L9N0c8LOOgQdXmzhJN3iG4OthKEQviuL4dbfuL0peRTzS/kQ /sXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4ZXxLGpYkNLGcR4LovdInInPDGQW3TFLwetgUaPjssQ=; b=I0b6Z6oINjvY69aAhyQ57iVz2b8wX1RCHeJYGTtzX1FR63VjbbzDtsAzgk89pMVhMp YsQhAGAVCXzUDKW51uj2NenGq4/2+SLC5v4M9yyERkTvPFhfmDFT8Ir+UXsqYQ1OMdiG VfL+5XqhgeMYAbkqPwz7HzBosgVCYVFFrVfZvVL1e5MpCYg84AJNbeFS0jXMxEK7VFyG trsbQNZMbRbgfubl9E4UKEHb7U1wOzflPt++yzqR1TRYGdqnKOI8/a/dy9z1d7crrDkf G5xGAekT52ExOVI6kAoz8LpASRRXRZ9jGMNTEfVYt7zhMav9jStN3SH7ioT8QyESH7lx cMSg== X-Gm-Message-State: AFqh2koI/dsLigYFQ+NxDLDmKtwgW3HQX6pIU81khjHRp26fgDmJRY28 sCRTY/8nXIYfVG+ick77LWXpiw== X-Google-Smtp-Source: AMrXdXuJqlJ4BwrQ3seyihhYisO1FkL14aPwdjEO4WMMh2NxbebSR2QVLZrzjMCciL5WxhDFqYKvRA== X-Received: by 2002:a17:906:774f:b0:870:94e:13f9 with SMTP id o15-20020a170906774f00b00870094e13f9mr35455819ejn.0.1674676268196; Wed, 25 Jan 2023 11:51:08 -0800 (PST) Received: from blmsp.fritz.box ([2001:4091:a247:815f:ef74:e427:628a:752c]) by smtp.gmail.com with ESMTPSA id s15-20020a170906454f00b00872c0bccab2sm2778830ejq.35.2023.01.25.11.51.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Jan 2023 11:51:07 -0800 (PST) From: Markus Schneider-Pargmann To: Marc Kleine-Budde , Chandrasekar Ramakrishnan , Wolfgang Grandegger Cc: Vincent MAILHOL , linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Markus Schneider-Pargmann Subject: [PATCH v2 04/18] can: m_can: Always acknowledge all interrupts Date: Wed, 25 Jan 2023 20:50:45 +0100 Message-Id: <20230125195059.630377-5-msp@baylibre.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230125195059.630377-1-msp@baylibre.com> References: <20230125195059.630377-1-msp@baylibre.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org The code already exits the function on !ir before this condition. No need to check again if anything is set as IR_ALL_INT is 0xffffffff. Signed-off-by: Markus Schneider-Pargmann --- drivers/net/can/m_can/m_can.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 33abe938c30b..2df39dfa309b 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -1083,8 +1083,7 @@ static irqreturn_t m_can_isr(int irq, void *dev_id) return IRQ_NONE; /* ACK all irqs */ - if (ir & IR_ALL_INT) - m_can_write(cdev, M_CAN_IR, ir); + m_can_write(cdev, M_CAN_IR, ir); if (cdev->ops->clear_interrupts) cdev->ops->clear_interrupts(cdev);