{"id":2231398,"url":"http://patchwork.ozlabs.org/api/patches/2231398/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pci/patch/20260430162420.42839-9-18255117159@163.com/","project":{"id":28,"url":"http://patchwork.ozlabs.org/api/projects/28/?format=json","name":"Linux PCI development","link_name":"linux-pci","list_id":"linux-pci.vger.kernel.org","list_email":"linux-pci@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260430162420.42839-9-18255117159@163.com>","list_archive_url":null,"date":"2026-04-30T16:24:12","name":"[RESEND,08/16] PCI/CARDBUS: Use FIELD_MODIFY()","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"21d3372f7901f17907a3d8ac91da89b79742712b","submitter":{"id":89937,"url":"http://patchwork.ozlabs.org/api/people/89937/?format=json","name":"Hans Zhang","email":"18255117159@163.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-pci/patch/20260430162420.42839-9-18255117159@163.com/mbox/","series":[{"id":502340,"url":"http://patchwork.ozlabs.org/api/series/502340/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pci/list/?series=502340","date":"2026-04-30T16:24:06","name":"PCI: Use FIELD_MODIFY() to simplify bitfield operations","version":1,"mbox":"http://patchwork.ozlabs.org/series/502340/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2231398/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2231398/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-pci@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=163.com header.i=@163.com header.a=rsa-sha256\n header.s=s110527 header.b=LyVVIr7u;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=104.64.211.4; helo=sin.lore.kernel.org;\n envelope-from=linux-pci+bounces-53525-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (1024-bit key) header.d=163.com header.i=@163.com\n header.b=\"LyVVIr7u\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=220.197.31.3","smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=163.com","smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=163.com"],"Received":["from sin.lore.kernel.org (sin.lore.kernel.org [104.64.211.4])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g60Bf36NQz1yGq\n\tfor ; Fri, 01 May 2026 02:34:50 +1000 (AEST)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sin.lore.kernel.org (Postfix) with ESMTP id 16154302F090\n\tfor ; Thu, 30 Apr 2026 16:26:26 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 2FEB147798B;\n\tThu, 30 Apr 2026 16:25:11 +0000 (UTC)","from m16.mail.163.com (m16.mail.163.com [220.197.31.3])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 308C947DD45;\n\tThu, 30 Apr 2026 16:25:07 +0000 (UTC)","from zhb.. (unknown [])\n\tby gzga-smtp-mtada-g1-2 (Coremail) with SMTP id\n _____wA3Df0_gvNpcypXCg--.51103S2;\n\tFri, 01 May 2026 00:24:31 +0800 (CST)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1777566311; cv=none;\n b=PHL9bRdLqshWWuHXEipBNmqQilM6C8DJs66sKShvB1twQ4fT88XOsyv1gRnWAYsw4jjttFr6dom9GUBxVgVHUoenJ5NOHDy6aI/Mfutm9gHX56g/WvlU3B9HF9YF+dCaxFZfYPEYMetHn7WOiSFgSdbTjkLigwGLrp4QmsN67Q4=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777566311; c=relaxed/simple;\n\tbh=kWLXzGvNQCyVvpBjxUULMbl2qVzLrafiBrAxhget9ww=;\n\th=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:\n\t MIME-Version;\n b=iiQIzxrq5kp5mtrTpWeZTQQpACS6jsa+3NqnhtmKykk0UXfOWIR82Or965+FyQ8AOi07pgGScUpzTcXjviA5wSHxgi+Afp2I+JjBMVaafGSsVKeD9BEycTBAE3R0BvdL9N1L16peVLGV8Ybw0tgrDKf/9r7i7cDVSvuJKJ7v4aw=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=163.com;\n spf=pass smtp.mailfrom=163.com;\n dkim=pass (1024-bit key) header.d=163.com header.i=@163.com\n header.b=LyVVIr7u; arc=none smtp.client-ip=220.197.31.3","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com;\n\ts=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=yI\n\tMCJJEglyEHgy/8KND7/lOemDk9Of90Cg3VIrBcc4k=; b=LyVVIr7u8ejD5/wAER\n\tfGUFImA47Q7lSjYgLURK49eKljRsKaSeUSiDRR3PG8/jcgM/moCSVYScW2nc59r0\n\tcz54GRX+CR88hIdkdOooAmJkrmHPWV9p466/bHzV9L+pI3IKL1/CtghAlkgUr3N3\n\tuJCJChTVz2zgHnMRIngsM4el4=","From":"Hans Zhang <18255117159@163.com>","To":"bhelgaas@google.com,\n\tlpieralisi@kernel.org,\n\tkwilczynski@kernel.org,\n\tmani@kernel.org,\n\tjingoohan1@gmail.com","Cc":"robh@kernel.org,\n\ts32@nxp.com,\n\tlinux-pci@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tHans Zhang <18255117159@163.com>","Subject":"[RESEND PATCH 08/16] PCI/CARDBUS: Use FIELD_MODIFY()","Date":"Fri, 1 May 2026 00:24:12 +0800","Message-Id":"<20260430162420.42839-9-18255117159@163.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"<20260430162420.42839-1-18255117159@163.com>","References":"<20260430162420.42839-1-18255117159@163.com>","Precedence":"bulk","X-Mailing-List":"linux-pci@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-CM-TRANSID":"_____wA3Df0_gvNpcypXCg--.51103S2","X-Coremail-Antispam":"1Uf129KBjvdXoWrur17tw4ftFW3KrWktr43KFg_yoWfKwc_Wr\n\tn7ZFs7Ar4DAF1vyw45Cr1fA3s09a15Xryv93Z3ta4ayr1vqasY9FZxWrykZFyDuw4ruF9I\n\tgrZrJr1ruF9FyjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT\n\t9fnUUvcSsGvfC2KfnxnUUI43ZEXa7VUUbAw3UUUUU==","X-CM-SenderInfo":"rpryjkyvrrlimvzbiqqrwthudrp/xtbC7B8Hqmnzgj9N1QAA3h"},"content":"Use FIELD_MODIFY() to remove open-coded bit manipulation.\nNo functional change intended.\n\nSigned-off-by: Hans Zhang <18255117159@163.com>\n---\n drivers/pci/setup-cardbus.c | 3 +--\n 1 file changed, 1 insertion(+), 2 deletions(-)","diff":"diff --git a/drivers/pci/setup-cardbus.c b/drivers/pci/setup-cardbus.c\nindex 1ebd13a1f730..f7c62054f227 100644\n--- a/drivers/pci/setup-cardbus.c\n+++ b/drivers/pci/setup-cardbus.c\n@@ -253,8 +253,7 @@ int pci_cardbus_scan_bridge_extend(struct pci_bus *bus, struct pci_dev *dev,\n \t * yenta.c forces a secondary latency timer of 176.\n \t * Copy that behaviour here.\n \t */\n-\tbuses &= ~PCI_SEC_LATENCY_TIMER_MASK;\n-\tbuses |= FIELD_PREP(PCI_SEC_LATENCY_TIMER_MASK, CARDBUS_LATENCY_TIMER);\n+\tFIELD_MODIFY(PCI_SEC_LATENCY_TIMER_MASK, &buses, CARDBUS_LATENCY_TIMER);\n \n \t/* We need to blast all three values with a single write */\n \tpci_write_config_dword(dev, PCI_PRIMARY_BUS, buses);\n","prefixes":["RESEND","08/16"]}