{"id":2222362,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2222362/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260411080148.471335-21-kwilczynski@kernel.org/","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/1.1/projects/2/?format=json","name":"Linux PPC development","link_name":"linuxppc-dev","list_id":"linuxppc-dev.lists.ozlabs.org","list_email":"linuxppc-dev@lists.ozlabs.org","web_url":"https://github.com/linuxppc/wiki/wiki","scm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git","webscm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/"},"msgid":"<20260411080148.471335-21-kwilczynski@kernel.org>","date":"2026-04-11T08:01:44","name":"[v4,20/24] PCI: Add macros for legacy I/O and memory address space sizes","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"c583bd770a5fdb09f3d23b67b1502c2292040bcc","submitter":{"id":86709,"url":"http://patchwork.ozlabs.org/api/1.1/people/86709/?format=json","name":"Krzysztof Wilczyński","email":"kwilczynski@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260411080148.471335-21-kwilczynski@kernel.org/mbox/","series":[{"id":499538,"url":"http://patchwork.ozlabs.org/api/1.1/series/499538/?format=json","web_url":"http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=499538","date":"2026-04-11T08:01:24","name":"PCI: Convert all dynamic sysfs attributes to static","version":4,"mbox":"http://patchwork.ozlabs.org/series/499538/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222362/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222362/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linuxppc-dev@lists.ozlabs.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=iX1XxyzZ;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=112.213.38.117; helo=lists.ozlabs.org;\n envelope-from=linuxppc-dev+bounces-19640-incoming=patchwork.ozlabs.org@lists.ozlabs.org;\n receiver=patchwork.ozlabs.org)","lists.ozlabs.org;\n arc=none smtp.remote-ip=172.105.4.254","lists.ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=kernel.org","lists.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=iX1XxyzZ;\n\tdkim-atps=neutral","lists.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org\n (client-ip=172.105.4.254; helo=tor.source.kernel.org;\n envelope-from=kwilczynski@kernel.org; receiver=lists.ozlabs.org)"],"Received":["from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117])\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 4ft5mc2FZRz1yCx\n\tfor ; Sat, 11 Apr 2026 18:04:32 +1000 (AEST)","from boromir.ozlabs.org (localhost [127.0.0.1])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 4ft5kz3h3fz3bkP;\n\tSat, 11 Apr 2026 18:03:07 +1000 (AEST)","from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254])\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 lists.ozlabs.org (Postfix) with ESMTPS id 4ft5ky5Rwrz2yk6\n\tfor ; Sat, 11 Apr 2026 18:03:06 +1000 (AEST)","from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58])\n\tby tor.source.kernel.org (Postfix) with ESMTP id B6CAD600AE;\n\tSat, 11 Apr 2026 08:03:04 +0000 (UTC)","by smtp.kernel.org (Postfix) with ESMTPSA id 5784DC2BCAF;\n\tSat, 11 Apr 2026 08:03:01 +0000 (UTC)"],"ARC-Seal":"i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1775894587;\n\tcv=none;\n b=OXr3sky9pcDr4XsM3fArfpG3baFQeqx+/D6x4tsQcEX1X7bqTVLjwvLlQ/2C4ApS/qIcc33MFcJA2Y1RRZylf5NGcgmemn0q7q+TVjNCkqTivn8eZq8Q3NSQP0baE7sT+eGtB7Ha6aHPSS+WjczyWhHTdwWx5MDu1OZ56N2I6ew/90TPcJirOzemj7mKEhBOUaKuqJVmyV6ECR9Sd8uHP84u7dYhYYmlvJwpv/jtPc+q4PzxA6d5f8ZaL+k34qYesRxOU5CmQ2DH4agNxT2m4izhQ6Z0vDy7xCOiVFINtUj2rs/uat1rWD9Ku9kRkF/Yvj5Gnvd79qcA4ix45K9xag==","ARC-Message-Signature":"i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707;\n\tt=1775894587; c=relaxed/relaxed;\n\tbh=OZAfH8r7uG1n8mhzp89jGXbC2DeRaKrV8JHHz4jfe0M=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version:Content-Type;\n b=n/IHaRpDq9c6qusqYX3VijvgCMsQ0mX0vU0XjVtc4ouJN5oRv+UbQKHT7W2JKU8mgXYVMRzH/3aLYbkn+FJfCe+VzlSwxx+AhUus7TzUQsxLuVKNhtPjzFqviuvY58dKxp8sCJ6qBC9/FkYQ2UvXs3baOVgBRaMTsKSM7ylkaQOW/ddl4+6el0EQ3KAM78PEfc7ah5pdDV5al82hFJsa//FyeTrUUgiHpLivsOFHkDXHnxq7rzOg/eBOK06nuvlHoOOgYuSW6NY+sd/wIhD5XS/a/ioHq36nGc94x6mIq/RMdd9wgWcSuvCKagEuiJmatSR+1DsNc5RCcjdlQG3CAw==","ARC-Authentication-Results":"i=1; lists.ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=kernel.org;\n dkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=iX1XxyzZ; dkim-atps=neutral;\n spf=pass (client-ip=172.105.4.254; helo=tor.source.kernel.org;\n envelope-from=kwilczynski@kernel.org;\n receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1775894584;\n\tbh=NQbD4J4pW0nv3pRn8qOen291nD4aqRAslHLpEUCpmsE=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=iX1XxyzZtqKzCL0ahK6AWgElhHPuPuyOHWa9d/+HOFVVKtbjE+xKwnc0JGVFFLZ8h\n\t N5pvTAHpTMoIEv3ymLzCrp6eiwk0R2BHfp4FW+ZaDechXPTyPrXsxKz0wojLeRWwHz\n\t BfzUV5hPFQV91mdGJ26GqPI4l+i49qltuKoVztpsspn3O0pnEfXGMKchfD9byZxVuu\n\t IvuVZhg9ZGGLQ/UBAHs1emg57SVYqT0zD9nO3xLt0oMIlDHyH6M84s89QT0+GcMFQ0\n\t 9tL2aRe5NmkgbluWEFs/Swg9MNFhd702pNoHgCGvVbg5obXy8s4AmKhbPpxLywC5Ub\n\t YN3oxfhwowR7A==","From":"=?utf-8?q?Krzysztof_Wilczy=C5=84ski?= ","To":"Bjorn Helgaas ","Cc":"Bjorn Helgaas ,\n Manivannan Sadhasivam ,\n Lorenzo Pieralisi ,\n Magnus Lindholm , Matt Turner ,\n Richard Henderson ,\n Christophe Leroy ,\n Madhavan Srinivasan ,\n Michael Ellerman , Nicholas Piggin ,\n Dexuan Cui ,\n =?utf-8?q?Krzysztof_Ha=C5=82asa?= ,\n Lukas Wunner , \"Oliver O'Halloran\" ,\n Saurabh Singh Sengar ,\n Shuan He , Srivatsa Bhat ,\n\t=?utf-8?q?Ilpo_J=C3=A4rvinen?= ,\n linux-pci@vger.kernel.org, linux-alpha@vger.kernel.org,\n linuxppc-dev@lists.ozlabs.org","Subject":"[PATCH v4 20/24] PCI: Add macros for legacy I/O and memory address\n space sizes","Date":"Sat, 11 Apr 2026 08:01:44 +0000","Message-ID":"<20260411080148.471335-21-kwilczynski@kernel.org>","X-Mailer":"git-send-email 2.53.0","In-Reply-To":"<20260411080148.471335-1-kwilczynski@kernel.org>","References":"<20260411080148.471335-1-kwilczynski@kernel.org>","X-Mailing-List":"linuxppc-dev@lists.ozlabs.org","List-Id":"","List-Help":"","List-Owner":"","List-Post":"","List-Archive":",\n ","List-Subscribe":",\n ,\n ","List-Unsubscribe":"","Precedence":"list","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","X-Spam-Status":"No, score=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"},"content":"Add defines for the standard PCI legacy address space sizes,\nreplacing the raw literals used by the legacy sysfs attributes.\n\nSuggested-by: Ilpo Järvinen \nSigned-off-by: Krzysztof Wilczyński \n---\n include/linux/pci.h | 5 +++++\n 1 file changed, 5 insertions(+)","diff":"diff --git a/include/linux/pci.h b/include/linux/pci.h\nindex f6f55005f82d..6b630bac8c08 100644\n--- a/include/linux/pci.h\n+++ b/include/linux/pci.h\n@@ -27,6 +27,7 @@\n #include \n \n #include \n+#include \n #include \n #include \n #include \n@@ -1167,6 +1168,10 @@ enum {\n /* These external functions are only available when PCI support is enabled */\n #ifdef CONFIG_PCI\n \n+/* PCI legacy I/O port and memory address space sizes. */\n+#define PCI_LEGACY_IO_SIZE\t(SZ_64K - 1)\n+#define PCI_LEGACY_MEM_SIZE\tSZ_1M\n+\n extern unsigned int pci_flags;\n \n static inline void pci_set_flags(int flags) { pci_flags = flags; }\n","prefixes":["v4","20/24"]}