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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EDA1AC0219D for ; Mon, 10 Feb 2025 09:59:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:CC:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=tw4BfBkwY6f1HptDNeIvDAsYszDKfqvDXkBqqINUxlM=; b=kYXzitZc57n5gU2XDcu3SCrPHc gl1PfYnDkMZIDcmzHM3/LKAcu3RHz6PkKHi0g0TpZzkJOSVDpOOlW7jGibwQ/E3oZ0Ob8WEZwk/+I M/hq8wtSKzBGA8m42H5sqGAeFr8u+vv+68c8LR6F80KgCc8R/P+VPUNJBERQGLm4TLbWjbePBoMNg iUQvbKAs+w4YnacYj3qY2d8iKlZMRA3ck3b2PEgYb/1hMviJpXTtqeYF4GIVRVoBhtQR4u3AbwJN7 sVu8ZHTg/W641m0jsyRlpppqZd8v/Q+hHdyf/6E/AeBZw97oJn+MaI+L9bq3HqayhaPIM+Hhkw+jG CM6OjX5w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1thQZN-0000000GuAe-3HkB; Mon, 10 Feb 2025 09:59:13 +0000 Received: from fw2.prolan.hu ([193.68.50.107]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1thQWt-0000000GtpM-30nf for linux-arm-kernel@lists.infradead.org; Mon, 10 Feb 2025 09:56:40 +0000 Received: from proxmox-mailgw.intranet.prolan.hu (localhost.localdomain [127.0.0.1]) by proxmox-mailgw.intranet.prolan.hu (Proxmox) with ESMTP id 45ED0A0ACA; Mon, 10 Feb 2025 10:56:38 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=prolan.hu; h=cc :cc:content-transfer-encoding:content-type:content-type:date :from:from:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=mail; bh=tw4BfBkwY6f1HptDNeIv DAsYszDKfqvDXkBqqINUxlM=; b=hRAudKGelQQFHre0UjsRkMQGqidGMWp8U0gp ngrD0r6MPpPADTnuB10DYMqgqavqQMlMTbYdbc0q3KLL8kFDWZ3tz7auFC6Si0U9 NtUHUtr5IXnDWt3iGPh0Q07bPRjTxk+nQlB30wtoSrweqqgWy7Tp35d8XBBjlxO5 UamZs+9nYsFnDL1CVZ2Q8RMwwyD37QPnFD3gf/sjieDHd0oJMUNhcJhtFBHK/y5L 0cawL1vyTTN4y+rJxI3fEcKz0xNs5Tbxr865hD/FLl0uketDEqs6a81AxotE7Zaf aRkNHd0tLUCms3lLpoR5X1Uunop25oC1hsTxEV45NjP4mbDsWg6nuubivZYaAdQj Qfxt84Ihj2wpIzF042vYRzzmxvDidwbGG0uxjiferJU/tj0Ef6/UwcdVC3Za3afk 2T8ScnvMhpdLHsGF5llRGertsUgdCCIxjHRwssAYh/xSKUQxXtnXIU/lXKe0nIRx oxALyHmIguq0oPR90lHHiH+VJkCyIE2sebDArG2jEuS7rjeLzqcAbR0q+po9ChiH tl/ypUcxVktdZmpqLiQe3KIxjI5FoDV5UOyIxeMpbSm/LIg3/Dq9a1S4TzF18V+p BWLDIqlb5sxXnir4On5OA/IEdFwIAveMe1wBtP25RXZLm8woup2dlLjowWGblF/C tunTwj0= Message-ID: <4c8a847d-b506-4235-9941-06e0d403cb62@prolan.hu> Date: Mon, 10 Feb 2025 10:56:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/2] counter: microchip-tcb-capture: Add capture extensions for registers RA-RC To: , , , CC: , References: <20250205104957.95236-1-csokas.bence@prolan.hu> <20250205104957.95236-3-csokas.bence@prolan.hu> <37bf1294-a9c4-4a6b-9e5a-b8bc54ed87e9@microchip.com> Content-Language: en-US From: =?UTF-8?B?Q3PDs2vDoXMgQmVuY2U=?= In-Reply-To: <37bf1294-a9c4-4a6b-9e5a-b8bc54ed87e9@microchip.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.254.253.18] X-ClientProxiedBy: ATLAS.intranet.prolan.hu (10.254.0.229) To ATLAS.intranet.prolan.hu (10.254.0.229) X-EsetResult: clean, is OK X-EsetId: 37303A2980D9485261776A X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250210_015639_916304_DA2C2F55 X-CRM114-Status: UNSURE ( 4.93 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On 2025. 02. 07. 9:19, Dharma.B@microchip.com wrote: > The registers RA/B/C are 32 bit registers, hence use of u64 is unnecessary. Correct, but the definition of COUNTER_COMP_ARRAY_CAPTURE (include/linux/counter.h:623) is: #define COUNTER_COMP_ARRAY_CAPTURE(_read, _write, _array) \ COUNTER_COMP_COUNT_ARRAY_U64("capture", _read, _write, _array) > The regmap_read() returns an error code, which is currently ignored. If > regmap_read() fails, cnt remains uninitialized, potentially returning > garbage data. Will fix. Thanks, Bence