Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.1/patches/2220153/?format=api
{ "id": 2220153, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2220153/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20260406142411.2992618-3-daniel@thingy.jp/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/1.1/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null }, "msgid": "<20260406142411.2992618-3-daniel@thingy.jp>", "date": "2026-04-06T14:24:08", "name": "[v2,2/5] m68k: Fix writew(), writel(), readw(), readl() endianness", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "56624647c13d5660b99f596c53ade1846652c5a8", "submitter": { "id": 85408, "url": "http://patchwork.ozlabs.org/api/1.1/people/85408/?format=api", "name": "Daniel Palmer", "email": "daniel@thingy.jp" }, "delegate": { "id": 14103, "url": "http://patchwork.ozlabs.org/api/1.1/users/14103/?format=api", "username": "spectrum", "first_name": "Angelo", "last_name": "Dureghello", "email": "sysamfw@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260406142411.2992618-3-daniel@thingy.jp/mbox/", "series": [ { "id": 498861, "url": "http://patchwork.ozlabs.org/api/1.1/series/498861/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=498861", "date": "2026-04-06T14:24:06", "name": "Add virtio-mmio support to m68k virt machine", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/498861/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2220153/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2220153/checks/", "tags": {}, "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=thingy.jp header.i=@thingy.jp header.a=rsa-sha256\n header.s=google header.b=jvlnlxsA;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=85.214.62.61; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org)", "phobos.denx.de;\n dmarc=none (p=none dis=none) header.from=thingy.jp", "phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de", "phobos.denx.de;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=thingy.jp header.i=@thingy.jp header.b=\"jvlnlxsA\";\n\tdkim-atps=neutral", "phobos.denx.de;\n dmarc=none (p=none dis=none) header.from=thingy.jp", "phobos.denx.de; spf=pass smtp.mailfrom=daniel@0x0f.com" ], "Received": [ "from phobos.denx.de (phobos.denx.de [85.214.62.61])\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 4fqBRr3QXHz1xy1\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 07 Apr 2026 00:24:56 +1000 (AEST)", "from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id 9EC158406D;\n\tMon, 6 Apr 2026 16:24:35 +0200 (CEST)", "by phobos.denx.de (Postfix, from userid 109)\n id 2A8F38406D; Mon, 6 Apr 2026 16:24:35 +0200 (CEST)", "from mail-pl1-x62c.google.com (mail-pl1-x62c.google.com\n [IPv6:2607:f8b0:4864:20::62c])\n (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id 00EE18341A\n for <u-boot@lists.denx.de>; Mon, 6 Apr 2026 16:24:33 +0200 (CEST)", "by mail-pl1-x62c.google.com with SMTP id\n d9443c01a7336-2b0afa0210bso19374745ad.2\n for <u-boot@lists.denx.de>; Mon, 06 Apr 2026 07:24:32 -0700 (PDT)", "from kinako.work.home.arpa\n (p1866070-ipxg00f01sizuokaden.shizuoka.ocn.ne.jp. [180.1.30.70])\n by smtp.googlemail.com with ESMTPSA id\n d9443c01a7336-2b27478cb4fsm156885295ad.29.2026.04.06.07.24.29\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 06 Apr 2026 07:24:30 -0700 (PDT)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED,\n DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,\n RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=no\n autolearn_force=no version=3.4.2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=thingy.jp; s=google; t=1775485471; x=1776090271; darn=lists.denx.de;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:from:to:cc:subject:date\n :message-id:reply-to;\n bh=dOI1OYw5L9OgSAUVFCFOz1abNqr83KHrn1G2y294vG0=;\n b=jvlnlxsAac8my78Lq0pezNJx51HRTmaGZ5OSTbnuMLo8klr+x+BH9aUPUIs40A2owm\n rdSaR8+yU84vsDm/g5Q3chTm/MLD0LiJUBeyp0VfU9goL3zxFIusn+4/FR5Xz+ohTvGp\n 6LRSauVB6N1KLHf3my4JkMW17Ujm4sU/waMew=", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1775485471; x=1776090271;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from\n :to:cc:subject:date:message-id:reply-to;\n bh=dOI1OYw5L9OgSAUVFCFOz1abNqr83KHrn1G2y294vG0=;\n b=RPNWEa8gBpJJgB24OqTv7A1avrY/910hPKGML4vJo4yr3S6UM5IQ5CB4SSXJg+vQES\n ZxNrlqOgBDSujph0nN/A6oFcNEsvsY0r5UZ+Gj6ZtRzoGwqLMCc6kb3jcSYGwvrw9JgG\n i8DftkhFyif1RJTi99fEPqbmdYTKE5gZ3WYMs7KL+jU0QPPvkasxZIHxcp4tDkwSovo3\n e3yOkMdftGW24OGux3R9ixDnk2bnpdJTOeq8pCOzZNLH8dRuDnNlqqD8gHgiDfkNouta\n Jz35FrOPHxPh/gg5Y8WG3vIRvG6jyxy7M4hEo/RXrk5Ejf7UcVikrtdjbbMt61G01paU\n KL6Q==", "X-Gm-Message-State": "AOJu0Yx6OCEdmpZ1Wph4F++Z4Ii+ijiuD7eWw6gI76twTtP12M1F4b1c\n GtpmqB1DCRwzOB0sX8Prt+FFuJfm0tqOtvve9Z62TOmXWFfLcQlePzcb7m97MKj9E4M=", "X-Gm-Gg": "AeBDieu5eqx9iGXZgfy2Y/NbHmzoOG2d29Vbhh21lpxW9RJDCn2jkOrIgk/5sVhRCBZ\n aw2N8Y9p0O7pBXdi843sNzldpR6ZzZZAGWnBCUiUSDmB/pikx1Lhu97OBKNnk8HLxD8oN9FISKZ\n kVTTRubpCL41HS5dHHlu6ts18qWDbqfItcpj4eGJOKwme35rYfDzPoUbLVSYXYfuTiEfGa6aPiV\n hXvo7L+reDpkQiPImtYqOY/e2Ny793OECYweociLwSViyAzC6j2/1IcpEKMaL5nrZ46b6w7jcQD\n MW19SqY1JyhONiJYXrJWPQT1PrSMZulKYKA2m9hj/Zqcdgkc1gV29MSqk7g8qBISoBlIeO9JWU1\n LmahwHVIi5/GGJq0pRO5Tur2RjhZU6o059+LUYJDYu1M394Py5knCbQ9tf4jblS048kFDr1Hgo/\n eAD2eLOLph7QJVxVoLLMPmLd7U/9nOMivI50VgJQHSF2q7pp9ByFqPcLf1JW4CHUFBlbQqp7w79\n I/kAcAqDJc=", "X-Received": "by 2002:a17:903:1a30:b0:2b0:c90f:449b with SMTP id\n d9443c01a7336-2b2817d8a15mr129536815ad.10.1775485471387;\n Mon, 06 Apr 2026 07:24:31 -0700 (PDT)", "From": "Daniel Palmer <daniel@thingy.jp>", "To": "visitorckw@gmail.com,\n\tangelo@kernel-space.org,\n\tbmeng.cn@gmail.com", "Cc": "u-boot@lists.denx.de,\n\tDaniel Palmer <daniel@thingy.jp>", "Subject": "[PATCH v2 2/5] m68k: Fix writew(), writel(), readw(),\n readl() endianness", "Date": "Mon, 6 Apr 2026 23:24:08 +0900", "Message-ID": "<20260406142411.2992618-3-daniel@thingy.jp>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260406142411.2992618-1-daniel@thingy.jp>", "References": "<20260406142411.2992618-1-daniel@thingy.jp>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.39", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "In Linux these are meant to read a little-endian value and swap\nto the CPU endian.\n\nIn u-boot for m68k this is currently borken and prevents\nvirtio-mmio from functioning.\n\nSigned-off-by: Daniel Palmer <daniel@thingy.jp>\n---\n arch/m68k/include/asm/io.h | 17 +++++------------\n 1 file changed, 5 insertions(+), 12 deletions(-)", "diff": "diff --git a/arch/m68k/include/asm/io.h b/arch/m68k/include/asm/io.h\nindex 35ad4a1c0444..f4877b0446cf 100644\n--- a/arch/m68k/include/asm/io.h\n+++ b/arch/m68k/include/asm/io.h\n@@ -24,18 +24,11 @@\n #define __raw_writel(l,addr) ((*(volatile u32 *) (addr)) = (l))\n \n #define readb(addr)\t\tin_8((volatile u8 *)(addr))\n-#define writeb(b,addr)\t\tout_8((volatile u8 *)(addr), (b))\n-#if !defined(__BIG_ENDIAN)\n-#define readw(addr)\t\t(*(volatile u16 *) (addr))\n-#define readl(addr)\t\t(*(volatile u32 *) (addr))\n-#define writew(b,addr)\t\t((*(volatile u16 *) (addr)) = (b))\n-#define writel(b,addr)\t\t((*(volatile u32 *) (addr)) = (b))\n-#else\n-#define readw(addr)\t\tin_be16((volatile u16 *)(addr))\n-#define readl(addr)\t\tin_be32((volatile u32 *)(addr))\n-#define writew(b,addr)\t\tout_be16((volatile u16 *)(addr),(b))\n-#define writel(b,addr)\t\tout_be32((volatile u32 *)(addr),(b))\n-#endif\n+#define writeb(b, addr)\t\tout_8((volatile u8 *)(addr), (b))\n+#define readw(addr)\t\tin_le16((volatile u16 *)(addr))\n+#define readl(addr)\t\tin_le32((volatile u32 *)(addr))\n+#define writew(b, addr)\t\tout_le16((volatile u16 *)(addr), (b))\n+#define writel(b, addr)\t\tout_le32((volatile u32 *)(addr), (b))\n \n /*\n * The insw/outsw/insl/outsl macros don't do byte-swapping.\n", "prefixes": [ "v2", "2/5" ] }