{"id":2221673,"url":"http://patchwork.ozlabs.org/api/patches/2221673/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pci/patch/20260410055040.39233-15-kwilczynski@kernel.org/","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":"<20260410055040.39233-15-kwilczynski@kernel.org>","list_archive_url":null,"date":"2026-04-10T05:50:34","name":"[14/20] alpha/PCI: Add static PCI resource attribute macros","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"ce4d95a80b456c75f3ff8926a27d11baa5af951e","submitter":{"id":86709,"url":"http://patchwork.ozlabs.org/api/people/86709/?format=json","name":"Krzysztof Wilczyński","email":"kwilczynski@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-pci/patch/20260410055040.39233-15-kwilczynski@kernel.org/mbox/","series":[{"id":499398,"url":"http://patchwork.ozlabs.org/api/series/499398/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-pci/list/?series=499398","date":"2026-04-10T05:50:21","name":"PCI: Convert all dynamic sysfs attributes to static","version":1,"mbox":"http://patchwork.ozlabs.org/series/499398/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2221673/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2221673/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 (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=tBBFlP/A;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; 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charset=UTF-8","Content-Transfer-Encoding":"8bit"},"content":"Add macros for declaring static binary attributes for Alpha's PCI\nresource files:\n\n - pci_dev_resource_attr(), for dense/BWX systems (mmap dense)\n - pci_dev_resource_sparse_attr(), for sparse systems (mmap sparse)\n - pci_dev_resource_dense_attr(), for dense companion files (mmap dense)\n\nEach macro creates a const bin_attribute with the BAR index stored in\nthe .private property and the appropriate .mmap callback.\n\nSigned-off-by: Krzysztof Wilczyński \n---\n arch/alpha/kernel/pci-sysfs.c | 20 ++++++++++++++++++++\n 1 file changed, 20 insertions(+)","diff":"diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c\nindex 867199b988de..0e016b597b06 100644\n--- a/arch/alpha/kernel/pci-sysfs.c\n+++ b/arch/alpha/kernel/pci-sysfs.c\n@@ -104,6 +104,26 @@ static int pci_mmap_resource_dense(struct file *filp, struct kobject *kobj,\n \treturn pci_mmap_resource(kobj, attr, vma, 0);\n }\n \n+#define __pci_dev_resource_attr(_bar, _name, _suffix, _mmap)\t\t\\\n+static const struct bin_attribute\t\t\t\t\t\\\n+pci_dev_resource##_bar##_suffix##_attr = {\t\t\t\t\\\n+\t.attr = { .name = __stringify(_name), .mode = 0600 },\t\t\\\n+\t.private = (void *)(unsigned long)(_bar),\t\t\t\\\n+\t.mmap = (_mmap),\t\t\t\t\t\t\\\n+}\n+\n+#define pci_dev_resource_attr(_bar)\t\t\t\t\t\\\n+\t__pci_dev_resource_attr(_bar, resource##_bar,,\t\t\t\\\n+\t\t\t pci_mmap_resource_dense)\n+\n+#define pci_dev_resource_sparse_attr(_bar)\t\t\t\t\\\n+\t__pci_dev_resource_attr(_bar, resource##_bar##_sparse, _sparse,\t\\\n+\t\t\t pci_mmap_resource_sparse)\n+\n+#define pci_dev_resource_dense_attr(_bar)\t\t\t\t\\\n+\t__pci_dev_resource_attr(_bar, resource##_bar##_dense, _dense,\t\\\n+\t\t\t pci_mmap_resource_dense)\n+\n /**\n * pci_remove_resource_files - cleanup resource files\n * @pdev: pci_dev to cleanup\n","prefixes":["14/20"]}