{"id":2231359,"url":"http://patchwork.ozlabs.org/api/patches/2231359/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pci/patch/20260430161254.40278-11-18255117159@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":"<20260430161254.40278-11-18255117159@163.com>","list_archive_url":null,"date":"2026-04-30T16:12:48","name":"[10/16] PCI: eswin: Use FIELD_MODIFY()","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"7071b7efd32f9ccff3164cdca8e7f84249a63e6a","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/20260430161254.40278-11-18255117159@163.com/mbox/","series":[{"id":502337,"url":"http://patchwork.ozlabs.org/api/series/502337/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pci/list/?series=502337","date":"2026-04-30T16:12:44","name":"PCI: Use FIELD_MODIFY() to simplify bitfield operations","version":1,"mbox":"http://patchwork.ozlabs.org/series/502337/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2231359/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2231359/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=hvXzZo2Q;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=linux-pci+bounces-53499-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=\"hvXzZo2Q\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=220.197.31.5","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 sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g5zsN5yVNz1yJr\n\tfor ; Fri, 01 May 2026 02:19:52 +1000 (AEST)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id 763DB304D705\n\tfor ; Thu, 30 Apr 2026 16:14:07 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 464BC47278A;\n\tThu, 30 Apr 2026 16:13:53 +0000 (UTC)","from m16.mail.163.com (m16.mail.163.com [220.197.31.5])\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 E082B39C00C;\n\tThu, 30 Apr 2026 16:13:49 +0000 (UTC)","from zhb.. (unknown [])\n\tby gzga-smtp-mtada-g0-4 (Coremail) with SMTP id\n _____wDnbymkf_NpTNe+Cg--.31297S12;\n\tFri, 01 May 2026 00:13:31 +0800 (CST)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1777565633; cv=none;\n b=ugU7GfcpHCwJ3rFB0uHmGnMyYo5MogWSSgMWUf/1kJi160n+CxLyLK7ULKxpQZWkKxZegKp+FZLvjd+VKcFq4fVuSBClEqMKHJ1OCE00rUUuXh6j9VVge2XIFbL+vrQgCetVQiu4/4KM76gIDeJL9Frm+VK8m0tjACVxw21Gz6k=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777565633; c=relaxed/simple;\n\tbh=srG+yZobwtkFs3Ykezmyljr7KjBdK21EgkvzAZGf7oE=;\n\th=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:\n\t MIME-Version;\n b=BBh83z8Wofo3MyzWQYloe82KUrJTmw/EGFew/BSslVJJc1EZf2oVQt3575vFSM9fNvP06J14e6G2AVuTGhiUoPmDsfuRztLHmjeyCVBTfMvj0QCzSljnaYCBgkx0Eayorb6y20ALapTF3mY1QmVRoWM6xhiX46RN3Y49pYVkza4=","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=hvXzZo2Q; arc=none smtp.client-ip=220.197.31.5","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=5+\n\tp21yOHzM6HhEIEW/ME4J11uHV07Opa5IXiJKuYTnA=; b=hvXzZo2Q0zewptnF8B\n\tmJCwTfwJOSrBaVTI4fKyjgYMPUpXy2jwVg/zbiq2eMUj/oVUIYODcqtZcXjPSq7E\n\tktWwj/hqKqWquK/3iMiHVe+7wEDOv9E1OkQJKq27hZn3kzt1eJc674Qjwvuzhv7e\n\tQPjUEf/s6Rat4EVx0eaG6Zh7s=","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":"[PATCH 10/16] PCI: eswin: Use FIELD_MODIFY()","Date":"Fri, 1 May 2026 00:12:48 +0800","Message-Id":"<20260430161254.40278-11-18255117159@163.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"<20260430161254.40278-1-18255117159@163.com>","References":"<20260430161254.40278-1-18255117159@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":"_____wDnbymkf_NpTNe+Cg--.31297S12","X-Coremail-Antispam":"1Uf129KBjvdXoWrur17Kr1UAw15tr13GF4kWFg_yoWDAFbEvr\n\tyUCF47Ar4DGrySk340kw1rJr9xA3Z7Xw40gas5tFs3ZF97Kr15WFyvvrZ8tFy3CF1rJFyk\n\ttr1vqrWxCFy7JjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT\n\t9fnUUvcSsGvfC2KfnxnUUI43ZEXa7sRiFksDUUUUU==","X-CM-SenderInfo":"rpryjkyvrrlimvzbiqqrwthudrp/xtbCwwthBWnzf6v2WAAA3M"},"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/controller/dwc/pcie-eswin.c | 3 +--\n 1 file changed, 1 insertion(+), 2 deletions(-)","diff":"diff --git a/drivers/pci/controller/dwc/pcie-eswin.c b/drivers/pci/controller/dwc/pcie-eswin.c\nindex 2845832b3824..ce8d64f8a395 100644\n--- a/drivers/pci/controller/dwc/pcie-eswin.c\n+++ b/drivers/pci/controller/dwc/pcie-eswin.c\n@@ -211,8 +211,7 @@ static int eswin_pcie_host_init(struct dw_pcie_rp *pp)\n \n \t/* Configure Root Port type */\n \tval = readl_relaxed(pci->elbi_base + PCIEELBI_CTRL0_OFFSET);\n-\tval &= ~PCIEELBI_CTRL0_DEV_TYPE;\n-\tval |= FIELD_PREP(PCIEELBI_CTRL0_DEV_TYPE, PCI_EXP_TYPE_ROOT_PORT);\n+\tFIELD_MODIFY(PCIEELBI_CTRL0_DEV_TYPE, &val, PCI_EXP_TYPE_ROOT_PORT);\n \twritel_relaxed(val, pci->elbi_base + PCIEELBI_CTRL0_OFFSET);\n \n \tlist_for_each_entry(port, &pcie->ports, list) {\n","prefixes":["10/16"]}