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 X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B21F4C433E5 for ; Mon, 20 Jul 2020 20:22:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D56D22B4E for ; Mon, 20 Jul 2020 20:22:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="YQ1fimAk" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731235AbgGTUWw (ORCPT ); Mon, 20 Jul 2020 16:22:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54388 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731219AbgGTUWu (ORCPT ); Mon, 20 Jul 2020 16:22:50 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8925DC061794; Mon, 20 Jul 2020 13:22:50 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id k1so424914pjt.5; Mon, 20 Jul 2020 13:22:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=KRP2YYdI7T0EhHxiCZP03QeZpOTCB3357aMOLsKRCT8=; b=YQ1fimAkktpJg8SdUGFqufOAvdTM8lkuxH89v+ZkBZk7Ll/7dK8KevMeDNByIXJNc8 i/Qp+1Y8Yn1WkhDxCb+6SnHYYdj+OrEURiHJHVEMc5ZY8vmBZBOJSSXmFSsxY/pDtJlP USqP6DQ8bDYlHJBvbWIcs9IBNXd/jlcapQMAjQYXNGSWvVDrbCHreYlfjbASS8SRQoh/ Mgj68oJqSpKf0UyzjCISIVHEL0TCfwVQVinZfr2Hf3xtHfBOoU61OEkWAyIpJJEVvYe7 0i91/h3ePuyyLxXBPEOmx5AuIVsHeiezOugmWc1MEvXqvdkMy7PiujcT/2yA8wqarNDf xL7g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=KRP2YYdI7T0EhHxiCZP03QeZpOTCB3357aMOLsKRCT8=; b=eMgYeeLxHbzB8Qr6KFF9a7KwqV1FgzPDgn88Ei0orCH2TGoTf5K+SHUWvkUUXtQQSB tJ/nI4mg/Hy2NMjYR20zkIYaDzA94OiblsOVzvy3iQTTVoQ9e6Zz8R6WD/snTbkfgqxS usIgA/kbvODB4RtQS78JIcQsmNRhClLVgJ7xq4AIFkn6BHgMw2fiT7c/P7/RaBqiG0Mx D+R2Jz4j/dhpwT2qxOrav+j0nb7aBVmkJmH2Py/erFXxyWxRirDrKUoI7xsvDBHt5/lF SPgcIU0h9qkemFgvkUlIOi6nopfAtZOOPDpyxSZ63osH5iOsWTcirSEilJ33+5iDBRHC NG9Q== X-Gm-Message-State: AOAM530ezYjuGHAkuVClpeNmhls8LR/1IQdGY1SYdvs3f8vSDtqlN1nO +FB7ZQbIWzec0RnjQfZdWEE= X-Google-Smtp-Source: ABdhPJyx1Ai0r+hOFgm8OQmv/zGlCKrZorLSQ6321OwETwHtfNvMLw2Jnve2BSJLd3oy/UV7pjlCzA== X-Received: by 2002:a17:90a:ad8e:: with SMTP id s14mr1192363pjq.36.1595276570174; Mon, 20 Jul 2020 13:22:50 -0700 (PDT) Received: from localhost ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id 2sm18216769pfa.110.2020.07.20.13.22.49 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 20 Jul 2020 13:22:49 -0700 (PDT) From: Guenter Roeck To: Enric Balletbo i Serra Cc: Benson Leung , Jonathan Cameron , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Yu-Hsuan Hsu , Prashant Malani , Guenter Roeck Subject: [PATCH v2 1/4] iio: cros_ec: Accept -EOPNOTSUPP as 'not supported' error code Date: Mon, 20 Jul 2020 13:22:40 -0700 Message-Id: <20200720202243.180230-2-linux@roeck-us.net> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200720202243.180230-1-linux@roeck-us.net> References: <20200720202243.180230-1-linux@roeck-us.net> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org A follow-up patch will extend the number of errors reported by cros_ec_cmd_xfer_status(). Specifically, the function will return -EOPNOTSUPP if a command is not supported by the EC. Prepare for it. Cc: Yu-Hsuan Hsu Cc: Prashant Malani Signed-off-by: Guenter Roeck --- v2: Added patch drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c index a66941fdb385..e3aff95493dd 100644 --- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c +++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c @@ -73,7 +73,7 @@ static int cros_ec_sensors_read(struct iio_dev *indio_dev, st->core.param.sensor_offset.flags = 0; ret = cros_ec_motion_send_host_cmd(&st->core, 0); - if (ret == -EPROTO) { + if (ret == -EPROTO || ret == -EOPNOTSUPP) { /* Reading calibscale is not supported on older EC. */ *val = 1; *val2 = 0; -- 2.17.1