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([140.113.216.168]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2fceb09f6e0sm4935080a91.44.2025.02.23.08.44.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 23 Feb 2025 08:44:08 -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, Kuan-Wei Chiu , Yu-Chun Lin Subject: [PATCH 07/17] serial: max3100: Replace open-coded parity calculation with parity8() Date: Mon, 24 Feb 2025 00:42:07 +0800 Message-Id: <20250223164217.2139331-8-visitorckw@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250223164217.2139331-1-visitorckw@gmail.com> References: <20250223164217.2139331-1-visitorckw@gmail.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Refactor parity calculations to use the standard parity8() 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/tty/serial/max3100.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c index cde5f1c86353..f5c487bdc56a 100644 --- a/drivers/tty/serial/max3100.c +++ b/drivers/tty/serial/max3100.c @@ -16,6 +16,7 @@ /* 4 MAX3100s should be enough for everyone */ #define MAX_MAX3100 4 +#include #include #include #include @@ -133,7 +134,7 @@ static int max3100_do_parity(struct max3100_port *s, u16 c) else c &= 0xff; - parity = parity ^ (hweight8(c) & 1); + parity = parity ^ (parity8(c)); return parity; } -- 2.34.1 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 DE829C021B2 for ; Sun, 23 Feb 2025 16:44:13 +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=Ror6NNlzWxvDTHtbK8sYpnrCbVxlqAuOl4me2AqkwII=; b=1JzmcXT/nb5f7p 7D/IKUXGT0Tci05VDeMM+GnGCHEKpryPpGYa5Ifc0KaKdWuYZOOTiBbRdPetF0A7TS7pa/kIR1k6N A5P/rq1XxOzJwyoqB4M5avToYEIaPkmJjTa3fWXKbfQ5sIc0yCIlXd+9lhrIT5vJr7SUz8g/l1TZx aMYv483vUxMBrvcIrupLXJtv7Hi+3o6FuowpBxKBGnMr557abC6bUsbOfFA8cp5eBP9Cyb0qbTu2h krWaDTuGs1ZMsVYutZD8pWLNNXXu6mS62SlWkyecZb9q74LKap0Y7OR5qb3e9TJWzW+sNwgPLnTFh od/rPdZhNKlx+UTNa8Fg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmF5Q-0000000BQ7C-1Ea4; Sun, 23 Feb 2025 16:44:12 +0000 Received: from mail-pj1-x1031.google.com ([2607:f8b0:4864:20::1031]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tmF5O-0000000BQ61-0ivB for linux-mtd@lists.infradead.org; Sun, 23 Feb 2025 16:44:11 +0000 Received: by mail-pj1-x1031.google.com with SMTP id 98e67ed59e1d1-2fbfe16cc39so7380184a91.3 for ; Sun, 23 Feb 2025 08:44:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1740329049; x=1740933849; 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=1hjFHt0d5k578dEe7TlBSwZUIRnR5xMHf3Vffd2Ioq0=; b=EJbU0L9Nz3F8aRhV8Bm8b0H0fD0WhGAuAo1rwC74sUfE93axd2NiFLYo/VRfyGDUTH LnwOLvnww5nGtjGzmnjrR59Plg0NUh0VwnKMLXAotyJIRyXeIaAYGaxjM/FFUXw4Se7N kEPPthUgXvSkTI13vn0zWbo6mOPk2Ac3JhmW9afUGcAYKoc0o/Zfu1h+HF6IPcyUwiQ9 XMaXjrmV5MiMXsGP+pdvZgAztnzpApPPWssD+dDxEjwy6+SY7tmhmmeRiRwMhU4reutF 62aLnAiGIvARrtB+TRnkCY/SpZmFuRNvFH+t3xzvzx/Cl7f8MODP9FtpWnmwMX5gCVmK U+cQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740329049; x=1740933849; 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=1hjFHt0d5k578dEe7TlBSwZUIRnR5xMHf3Vffd2Ioq0=; b=T8T0+vqakenmm9eFYcFNT3O22hLUu70iTBPK4E7n8Kmsuq0k72KeIMg6KWb1lPidNL c70ZK8c0GUzq28pIB3Sl9qU+PZ+/ZHJkxb+k6JOFenN9B0+Z6xRd2V+ym97Ki2fJHTiv bbJ9IQgvJXSmdF/js4XWGikQhomWJ2NyIT9SGMb3ULY85xj7JA68DYqHfDqCoIfEbLH8 B2SDXwqoWtH0FamlArr5PElhGcsHNI2od2w+mejQVlujve43p4eMWZyu363qideEMFkX CfrAlvEWj6E25T/fbIAX6fkKXoPVYPwERMKPduEZjRtY9hKKN3NFXayjRNXh8UkcseK8 rRjg== X-Forwarded-Encrypted: i=1; AJvYcCWR8rszqcUguljVcz9s+F9K0Nohy8Zf/IrcXcE7nNuhyXbqZsJn3AvU6axC90IHGDkt4BnjC8E6wUE=@lists.infradead.org X-Gm-Message-State: AOJu0YyyoL2kDtGU2lwWhBxI++lfiCbtLrqYFuBqP104vYkd90SEzsms aG/YeJO9U7KJnXdKU0csq6V72WZJudtFQf1UhOzHkuXUFfBr6Vs2 X-Gm-Gg: ASbGncvDPR890ANVuUO0GLNh9IIXEUMiM04w2fN4s5G27Adn7G03764iajEXXL4Ht5Z lkcVTC27K4/3MDUCYacxWtfb7liGH4ZknkpXo12z93U8GcXq6xscPc2pqR2vu1RD++OZ6tQBs9v wEQsy0wS6fMHXKmUycTcNhKG+U7p0R1CyUILWU+KvuNO8CT/1sz54I5fbWLh6/xLc0Bfu6jtyo+ n1eXAdkvHUXhNcmsZH7+4u/4LvUT/bid4W5Bqjne0W3iHYBSVj5ndbnTK1jgUhomDDu59i2c2rR mM8BNXClb/Rr78Oq2LnsKrScj9JDkgUWebzmVDKYrCYy7WaHHoFlRKXq X-Google-Smtp-Source: AGHT+IGfwHShsfiPT7dt9SjKmid9dTaP6+iTVws9nn060cC+xpKYlrmp1TQEmd1LFjVUXo+AvslnXQ== X-Received: by 2002:a17:90b:4f4e:b0:2f9:c56b:6ec8 with SMTP id 98e67ed59e1d1-2fce86adf4emr17900240a91.10.1740329049260; Sun, 23 Feb 2025 08:44:09 -0800 (PST) Received: from visitorckw-System-Product-Name.. ([140.113.216.168]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2fceb09f6e0sm4935080a91.44.2025.02.23.08.44.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 23 Feb 2025 08:44:08 -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, Kuan-Wei Chiu , Yu-Chun Lin Subject: [PATCH 07/17] serial: max3100: Replace open-coded parity calculation with parity8() Date: Mon, 24 Feb 2025 00:42:07 +0800 Message-Id: <20250223164217.2139331-8-visitorckw@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250223164217.2139331-1-visitorckw@gmail.com> References: <20250223164217.2139331-1-visitorckw@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250223_084410_213158_A19B83FD X-CRM114-Status: UNSURE ( 9.55 ) X-CRM114-Notice: Please train this message. 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 parity8() 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/tty/serial/max3100.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c index cde5f1c86353..f5c487bdc56a 100644 --- a/drivers/tty/serial/max3100.c +++ b/drivers/tty/serial/max3100.c @@ -16,6 +16,7 @@ /* 4 MAX3100s should be enough for everyone */ #define MAX_MAX3100 4 +#include #include #include #include @@ -133,7 +134,7 @@ static int max3100_do_parity(struct max3100_port *s, u16 c) else c &= 0xff; - parity = parity ^ (hweight8(c) & 1); + parity = parity ^ (parity8(c)); return parity; } -- 2.34.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/