From patchwork Fri Dec 1 12:16:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philipp Stanner X-Patchwork-Id: 13475752 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="gCRHXEQJ" Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E5EC103 for ; Fri, 1 Dec 2023 04:16:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1701433014; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=b29/c8il4IwH3mmZXi9Lko6mOop1IfhpXMh6iHVA43k=; b=gCRHXEQJ3tqRsmOP+jz+hkkiDndDKWvlot1LubcaRBbt8LG9PaDL1avu6dA6eZpvRk+1y8 UFooqaKCAcmJt7K9+oK7QH8MgM6f4F1MV6ji8hXH5WxCKAJ97zfrY8TAEXkX35MF326Iw5 q3klQmLbXslAHZ57cn9WxzjEgDhqOPo= Received: from mail-qv1-f69.google.com (mail-qv1-f69.google.com [209.85.219.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-104-Q1OoWPMlMQyo6wEGIX9wYg-1; Fri, 01 Dec 2023 07:16:53 -0500 X-MC-Unique: Q1OoWPMlMQyo6wEGIX9wYg-1 Received: by mail-qv1-f69.google.com with SMTP id 6a1803df08f44-67a1f7b4a0fso4452626d6.1 for ; Fri, 01 Dec 2023 04:16:53 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701433013; x=1702037813; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=b29/c8il4IwH3mmZXi9Lko6mOop1IfhpXMh6iHVA43k=; b=ut4pQZXi0IuXE4QkHVhHvlfNk4YfjW+iuWRZ+KqKHi5fW98EP+oRyMoM5iT6Hu5tkv dg7PR1O+ULS+DZzIa+iQNLorKFtVeoyqfN8mhXTer95sD/3XrLmVaJ/gWIbTHqZyPWD5 nVvjjflNWtLARymHKJp4GmwiN3L8TmC8eVDUmgLtwIuObBGIv3FVWl+QbliLZUxG/bZu pqeeQFeGhpDfo56kVGyjTLTAfunnbG6NyjPB3vzCRz4+gVpHyt60BsDzmk2C4w+Q9ySl 4YQBpsoCxwiu2oPtoKsLnZop64QzdoB4hBiLpp1MkamwOo53x8vv2zQO7dXGkFXWgGFP kOzw== X-Gm-Message-State: AOJu0YyKMbzErx1oxzJbBv8U8wftj74zsPlx5OHfP8jP9hRz8lGqoX6Q pAKgAXt6HbD+YHtHUYqC9OT5uEPjHmSaDzllDnR3a3WWv4WFuDD7t8PaTbi5i2+A02rE4cSuAqD cijMNsPtaoTLLk1FuUF70 X-Received: by 2002:a05:6214:94b:b0:67a:94bd:f7ee with SMTP id dn11-20020a056214094b00b0067a94bdf7eemr1924504qvb.2.1701433012794; Fri, 01 Dec 2023 04:16:52 -0800 (PST) X-Google-Smtp-Source: AGHT+IFgUY4BSPRWVUPKwtDbEVuFrDGCCa51av9V5itSH44J3lXA2d6YMliye6elq/GTnMqmREYwyw== X-Received: by 2002:a05:6214:94b:b0:67a:94bd:f7ee with SMTP id dn11-20020a056214094b00b0067a94bdf7eemr1924479qvb.2.1701433012534; Fri, 01 Dec 2023 04:16:52 -0800 (PST) Received: from pstanner-thinkpadt14sgen1.remote.csb ([2001:9e8:32e2:4e00:227b:d2ff:fe26:2a7a]) by smtp.gmail.com with ESMTPSA id b19-20020ac87553000000b00423b8a53641sm1426528qtr.29.2023.12.01.04.16.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Dec 2023 04:16:52 -0800 (PST) From: Philipp Stanner To: Bjorn Helgaas , Arnd Bergmann , Andrew Morton , Dan Williams , Jonathan Cameron , Jakub Kicinski , Dave Jiang , Uladzislau Koshchanka , NeilBrown , Niklas Schnelle , John Sanpe , Kent Overstreet , Philipp Stanner , "Masami Hiramatsu (Google)" , Kees Cook , David Gow , Yury Norov , "wuqiang.matt" , Jason Baron , Kefeng Wang , Ben Dooks , dakr@redhat.com Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-arch@vger.kernel.org Subject: [PATCH v2 1/4] lib: move pci_iomap.c to drivers/pci/ Date: Fri, 1 Dec 2023 13:16:19 +0100 Message-ID: <20231201121622.16343-2-pstanner@redhat.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231201121622.16343-1-pstanner@redhat.com> References: <20231201121622.16343-1-pstanner@redhat.com> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This file is guarded by an #ifdef CONFIG_PCI. It, consequently, does not belong to lib/ because it is not generic infrastructure. Move the file to drivers/pci/ and implement the necessary changes to Makefiles and Kconfigs. Suggested-by: Danilo Krummrich Signed-off-by: Philipp Stanner --- drivers/pci/Kconfig | 5 +++++ drivers/pci/Makefile | 1 + lib/pci_iomap.c => drivers/pci/iomap.c | 3 --- lib/Kconfig | 3 --- lib/Makefile | 1 - 5 files changed, 6 insertions(+), 7 deletions(-) rename lib/pci_iomap.c => drivers/pci/iomap.c (99%) diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index 74147262625b..d35001589d88 100644 --- a/drivers/pci/Kconfig +++ b/drivers/pci/Kconfig @@ -13,6 +13,11 @@ config FORCE_PCI select HAVE_PCI select PCI +# select this to provide a generic PCI iomap, +# without PCI itself having to be defined +config GENERIC_PCI_IOMAP + bool + menuconfig PCI bool "PCI support" depends on HAVE_PCI diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index cc8b4e01e29d..64dcedccfc87 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -14,6 +14,7 @@ ifdef CONFIG_PCI obj-$(CONFIG_PROC_FS) += proc.o obj-$(CONFIG_SYSFS) += slot.o obj-$(CONFIG_ACPI) += pci-acpi.o +obj-$(CONFIG_GENERIC_PCI_IOMAP) += iomap.o endif obj-$(CONFIG_OF) += of.o diff --git a/lib/pci_iomap.c b/drivers/pci/iomap.c similarity index 99% rename from lib/pci_iomap.c rename to drivers/pci/iomap.c index ce39ce9f3526..0a9d503ba533 100644 --- a/lib/pci_iomap.c +++ b/drivers/pci/iomap.c @@ -9,7 +9,6 @@ #include -#ifdef CONFIG_PCI /** * pci_iomap_range - create a virtual mapping cookie for a PCI BAR * @dev: PCI device that owns the BAR @@ -176,5 +175,3 @@ void pci_iounmap(struct pci_dev *dev, void __iomem *p) EXPORT_SYMBOL(pci_iounmap); #endif /* ARCH_WANTS_GENERIC_PCI_IOUNMAP */ - -#endif /* CONFIG_PCI */ diff --git a/lib/Kconfig b/lib/Kconfig index 3ea1c830efab..1bf859166ac7 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -70,9 +70,6 @@ source "lib/math/Kconfig" config NO_GENERIC_PCI_IOPORT_MAP bool -config GENERIC_PCI_IOMAP - bool - config GENERIC_IOMAP bool select GENERIC_PCI_IOMAP diff --git a/lib/Makefile b/lib/Makefile index 6b09731d8e61..0800289ec6c5 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -153,7 +153,6 @@ CFLAGS_debug_info.o += $(call cc-option, -femit-struct-debug-detailed=any) obj-y += math/ crypto/ obj-$(CONFIG_GENERIC_IOMAP) += iomap.o -obj-$(CONFIG_GENERIC_PCI_IOMAP) += pci_iomap.o obj-$(CONFIG_HAS_IOMEM) += iomap_copy.o devres.o obj-$(CONFIG_CHECK_SIGNATURE) += check_signature.o obj-$(CONFIG_DEBUG_LOCKING_API_SELFTESTS) += locking-selftest.o