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GET /api/1.0/patches/2221240/?format=api
{ "id": 2221240, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2221240/?format=api", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/1.0/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": "<20260408220928.3328551-4-daniel@thingy.jp>", "date": "2026-04-08T22:09:26", "name": "[v3,3/5] virtio: mmio: Allow instantiation via platform data", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "0c6becc94633c915f3ad9a5859426ccd2867d65b", "submitter": { "id": 85408, "url": "http://patchwork.ozlabs.org/api/1.0/people/85408/?format=api", "name": "Daniel Palmer", "email": "daniel@thingy.jp" }, "delegate": { "id": 14103, "url": "http://patchwork.ozlabs.org/api/1.0/users/14103/?format=api", "username": "spectrum", "first_name": "Angelo", "last_name": "Dureghello", "email": "sysamfw@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260408220928.3328551-4-daniel@thingy.jp/mbox/", "series": [ { "id": 499218, "url": "http://patchwork.ozlabs.org/api/1.0/series/499218/?format=api", "date": "2026-04-08T22:09:23", "name": "Add virtio-mmio support to m68k virt machine", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/499218/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221240/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=lDTG5uxf;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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Ap0lWFnvDzFRInwHxFMM5ccy4v7G3SXCmsicRvFmvV9x80H2BCYEC4Yz/hGrbM+BN5ou8SmzCxO\n 7Gur0YkUaeqAbBCxWmyREoMmJTN9F8tXOVLtwLwhzbxjUZf7A4iiOfi/lMXtJr5OdQgavqlL26Q\n dFaJhrjE8Wn0o4", "X-Received": "by 2002:a05:6a00:f86:b0:81f:5acb:55fc with SMTP id\n d2e1a72fcca58-82dd8ab8823mr849944b3a.10.1775686197594;\n Wed, 08 Apr 2026 15:09:57 -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 v3 3/5] virtio: mmio: Allow instantiation via platform data", "Date": "Thu, 9 Apr 2026 07:09:26 +0900", "Message-ID": "<20260408220928.3328551-4-daniel@thingy.jp>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260408220928.3328551-1-daniel@thingy.jp>", "References": "<20260408220928.3328551-1-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": "The m68k QEMU virt machine doesn't use devicetree, yet, so\nallow it to create virtio-mmio instances via platform data.\n\nSigned-off-by: Daniel Palmer <daniel@thingy.jp>\n---\n drivers/virtio/virtio_mmio.c | 27 ++++++++++++++++++---------\n include/virtio_mmio.h | 12 ++++++++++++\n 2 files changed, 30 insertions(+), 9 deletions(-)\n create mode 100644 include/virtio_mmio.h", "diff": "diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c\nindex 1cd737aca249..28b46ab66238 100644\n--- a/drivers/virtio/virtio_mmio.c\n+++ b/drivers/virtio/virtio_mmio.c\n@@ -12,6 +12,7 @@\n #include <virtio_types.h>\n #include <virtio.h>\n #include <virtio_ring.h>\n+#include <virtio_mmio.h>\n #include <linux/bug.h>\n #include <linux/compat.h>\n #include <linux/err.h>\n@@ -335,21 +336,28 @@ static int virtio_mmio_notify(struct udevice *udev, struct virtqueue *vq)\n \n static int virtio_mmio_of_to_plat(struct udevice *udev)\n {\n-\tstruct virtio_mmio_priv *priv = dev_get_priv(udev);\n+\tstruct virtio_mmio_plat *plat = dev_get_plat(udev);\n+\tfdt_addr_t addr;\n+\n+\taddr = dev_read_addr(udev);\n \n-\tpriv->base = (void __iomem *)(ulong)dev_read_addr(udev);\n-\tif (priv->base == (void __iomem *)FDT_ADDR_T_NONE)\n+\tif (addr == FDT_ADDR_T_NONE)\n \t\treturn -EINVAL;\n \n+\tplat->base = addr;\n+\n \treturn 0;\n }\n \n static int virtio_mmio_probe(struct udevice *udev)\n {\n+\tstruct virtio_mmio_plat *plat = dev_get_plat(udev);\n \tstruct virtio_mmio_priv *priv = dev_get_priv(udev);\n \tstruct virtio_dev_priv *uc_priv = dev_get_uclass_priv(udev);\n \tu32 magic;\n \n+\tpriv->base = (void __iomem *)plat->base;\n+\n \t/* Check magic value */\n \tmagic = readl(priv->base + VIRTIO_MMIO_MAGIC_VALUE);\n \tif (magic != ('v' | 'i' << 8 | 'r' << 16 | 't' << 24)) {\n@@ -405,11 +413,12 @@ static const struct udevice_id virtio_mmio_ids[] = {\n };\n \n U_BOOT_DRIVER(virtio_mmio) = {\n-\t.name\t= \"virtio-mmio\",\n-\t.id\t= UCLASS_VIRTIO,\n-\t.of_match = virtio_mmio_ids,\n-\t.ops\t= &virtio_mmio_ops,\n-\t.probe\t= virtio_mmio_probe,\n+\t.name = \"virtio-mmio\",\n+\t.id = UCLASS_VIRTIO,\n+\t.of_match = virtio_mmio_ids,\n+\t.ops = &virtio_mmio_ops,\n+\t.probe = virtio_mmio_probe,\n \t.of_to_plat = virtio_mmio_of_to_plat,\n-\t.priv_auto\t= sizeof(struct virtio_mmio_priv),\n+\t.priv_auto = sizeof(struct virtio_mmio_priv),\n+\t.plat_auto = sizeof(struct virtio_mmio_plat),\n };\ndiff --git a/include/virtio_mmio.h b/include/virtio_mmio.h\nnew file mode 100644\nindex 000000000000..8c072826db55\n--- /dev/null\n+++ b/include/virtio_mmio.h\n@@ -0,0 +1,12 @@\n+/* SPDX-License-Identifier: GPL-2.0+ */\n+\n+#ifndef __VIRTIO_MMIO_H__\n+#define __VIRTIO_MMIO_H__\n+\n+#include <linux/types.h>\n+\n+struct virtio_mmio_plat {\n+\tphys_addr_t base;\n+};\n+\n+#endif /* __VIRTIO_MMIO_H__ */\n", "prefixes": [ "v3", "3/5" ] }