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 90537C282C6 for ; Sat, 1 Mar 2025 14:27:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gk87rudqt5axMgfSd8lIrlqkpu7/cgq1DcwTwnWNZbY=; b=MGFRsFP2t2pi/w b0kTdKxkFNLrblYQAd9OUz6lo/NiVtoXafZGx7Sf7++cG5t6bfUtEI2oCju7groZqhGhcCst5/Rxb v8ozZx1tBAKkHlSu+TsDITuohNj5DDj+sdGT+rlUMmxS/HsBhA0U9/p5nowzmGCO+ZZEOa3X1nkNG cNGFVux8ERBLBWgoA7nfHvunOI5zC+V1Asg/FLIsXm2Ee5kMdFF/SlriskmUUe4p9zjPYOsaQVoDC hRAX2ebwuKuw4PUUmlnDaKQpH5J5eg8bEm1SqBCaSEiHOTugwudrXF3ujWWp7S47ZgJCPtHDX40D+ tp/jt+tLnlJJnND55Luw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1toNof-0000000ET8V-06Sn; Sat, 01 Mar 2025 14:27:45 +0000 Received: from mail-pl1-x631.google.com ([2607:f8b0:4864:20::631]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1toNoc-0000000ET6k-0VRx for linux-mtd@lists.infradead.org; Sat, 01 Mar 2025 14:27:43 +0000 Received: by mail-pl1-x631.google.com with SMTP id d9443c01a7336-223594b3c6dso51926435ad.2 for ; Sat, 01 Mar 2025 06:27:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1740839261; x=1741444061; darn=lists.infradead.org; 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=gCIStMwChzl4Z+E/b6UIovNeeE8MF3lkiK/lI/bZwfc=; b=kUnJ8PTy7gX+97XWdhPSf+iSdBLJa0CESvrW9+t6HteW6zRUffnxTwDkqYlZsvClE7 xbvrq913c9vshxz0oolQ609VOhxZVRk5P5/NqCXjpB0dkti8GlR+JEq+f/ER8xinCFNX mmo8NgGe2gvUQe29W+GBPbJaBiAtATybDhhpC3pBf6gsSReYGxkyrnuwFV9Au2pt+3T8 ZFeHm73yJ3Lkz6h82ZIWP1IpLuq0vzr2dKWBwaO6ZASpXfGmoX68XVO5tt/XgVmvXoyw c8nL97LeovGFNyeE86YW8CrQ8UhTUmz66t0woqGMC4Uv6dZXCcETC6MVQae0eLurR3n9 dMJg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740839261; x=1741444061; 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=gCIStMwChzl4Z+E/b6UIovNeeE8MF3lkiK/lI/bZwfc=; b=OFUZlRPufyq6Mr3OeYu85bsj/yGEA8HlwqGD+YW1vN5qgjg8pwBXaRxhIBjsuN0ZeU hkWl23WirsUU7J5sIQw8cyRHkQj9XcyjHyskitNfmhWGq5HCxZ0YXCdVNZMGdlzRSLbq RrA+s+aLSLdxsv2YO5v5KFr1ItZfArE1ZaKbmXZOr3fN2Ytt+8EsAN8Z4V4Le0pqIwlg HLB0Q10a4mP85itUWmY4FljA9YLOiMqiO39pOw3E0fDCuFiXs2D9bHw7KTSn28TVC0cx 6kyLLhkf6psAyi2aPnX7JCshsJhie6bVMR2JQq7FieCsRNnFl2LSOm0U7+WrOXoPS/3H JXKA== X-Forwarded-Encrypted: i=1; AJvYcCWAGjHdptNQutwnWGa5En80bLUxwic4TobO7UcAqEL4q5Q7+gTAX0xOCW4tG1z5UGJFZfDYosqQ7lY=@lists.infradead.org X-Gm-Message-State: AOJu0YyJAUTT43yUzuYicmtSx2OfuHBR79JVUlrbbyfz3UuddD3+DNI0 KR34BegMIxj6MJKJuNMgQkPce9lProyhfHCsTjYIjMX4WxL1Epgr X-Gm-Gg: ASbGncsyg78G9z39eoDnJrcRICs9z5XXEZ4SBWtQrIq59kC/GQ8BKcpF8BnKW57zSau SEj/XA0PtAsYpyI0yhVvWiNUDJVV09U3xBiJcYWOYs9vOgDV5CYCK7w+avFYODT6sfiOvijd2P4 EsV53NSyiLKK69A9K2iKcrdq588A7H1Ft9BDwSnZYH5rQq+j+z/84adcjchRjOGNya6Iq57VQs9 Je6vG8ehXiJ2uTxT3/Fl0sUn0qyghZIFF0xa/q9zjaUOV6lE+zMqQP9KBwHuCibiv00lPuO+1tv 3FKdYHD0OSMV1XnS8rn/XdpzXoKWMMAoa4A24K/19FsW425GhF6O5pUj2y/E6yvKG2cbUslK96E = X-Google-Smtp-Source: AGHT+IFiFnyov77ut9ZE0KvFExTJSaeHLpVxCuPiHzGuQy81Az6d7l02LfGDhYVm8qdT93KSy9qqzw== X-Received: by 2002:a17:902:ce91:b0:223:64bb:f657 with SMTP id d9443c01a7336-2236922352bmr101615155ad.46.1740839261506; Sat, 01 Mar 2025 06:27:41 -0800 (PST) Received: from visitorckw-System-Product-Name.. ([140.113.216.168]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-223501fa8f1sm49231965ad.90.2025.03.01.06.27.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 01 Mar 2025 06:27:40 -0800 (PST) From: Kuan-Wei Chiu To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, jk@ozlabs.org, joel@jms.id.au, eajames@linux.ibm.com, andrzej.hajda@intel.com, neil.armstrong@linaro.org, rfoss@kernel.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, dmitry.torokhov@gmail.com, mchehab@kernel.org, awalls@md.metrocast.net, hverkuil@xs4all.nl, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, louis.peens@corigine.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, parthiban.veerasooran@microchip.com, arend.vanspriel@broadcom.com, johannes@sipsolutions.net, gregkh@linuxfoundation.org, jirislaby@kernel.org, yury.norov@gmail.com, akpm@linux-foundation.org Cc: hpa@zytor.com, alistair@popple.id.au, linux@rasmusvillemoes.dk, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-fsi@lists.ozlabs.org, dri-devel@lists.freedesktop.org, linux-input@vger.kernel.org, linux-media@vger.kernel.org, linux-mtd@lists.infradead.org, oss-drivers@corigine.com, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, linux-serial@vger.kernel.org, bpf@vger.kernel.org, jserv@ccns.ncku.edu.tw, david.laight.linux@gmail.com, andrew.cooper3@citrix.com, Kuan-Wei Chiu , Yu-Chun Lin Subject: [PATCH v2 14/18] fsi: i2cr: Replace open-coded parity calculation with parity32() Date: Sat, 1 Mar 2025 22:24:05 +0800 Message-Id: <20250301142409.2513835-15-visitorckw@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250301142409.2513835-1-visitorckw@gmail.com> References: <20250301142409.2513835-1-visitorckw@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250301_062742_158776_D91B0186 X-CRM114-Status: GOOD ( 11.32 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Refactor parity calculations to use the standard parity32() helper. This change eliminates redundant implementations and improves code efficiency. Co-developed-by: Yu-Chun Lin Signed-off-by: Yu-Chun Lin Signed-off-by: Kuan-Wei Chiu --- drivers/fsi/fsi-master-i2cr.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/fsi/fsi-master-i2cr.c b/drivers/fsi/fsi-master-i2cr.c index 40f1f4d231e5..8212b99ab2f9 100644 --- a/drivers/fsi/fsi-master-i2cr.c +++ b/drivers/fsi/fsi-master-i2cr.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright (C) IBM Corporation 2023 */ +#include #include #include #include @@ -38,14 +39,7 @@ static const u8 i2cr_cfam[] = { static bool i2cr_check_parity32(u32 v, bool parity) { - u32 i; - - for (i = 0; i < 32; ++i) { - if (v & (1u << i)) - parity = !parity; - } - - return parity; + return parity ^ parity32(v); } static bool i2cr_check_parity64(u64 v) -- 2.34.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/