From patchwork Mon Dec 4 12:38:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philipp Stanner X-Patchwork-Id: 13478287 X-Patchwork-Delegate: bhelgaas@google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="eEIh5Wuf" 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 8D2A519D for ; Mon, 4 Dec 2023 04:39:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1701693546; 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=OoJJxtshe3eicbElJTkZJFUUMS0e59nV8kbi1j784oU=; b=eEIh5WufomzgC9N7+lAGwxPt5RapB23ukpvo/nU/NllnVlAnFanPHM66oXetQjfFcFIPok ES/aQThKXTltUk3wVFvXPsZPbNhwQZsdvTq86XCe/JnZsOyan6a4Z1HNoDlNZf53O4cGQK R5i7cQIhwlIanGdNIbuxd9m5JKm2YwY= Received: from mail-wm1-f70.google.com (mail-wm1-f70.google.com [209.85.128.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-620-qBaf5s1vMe2FtRFjffcoeQ-1; Mon, 04 Dec 2023 07:39:05 -0500 X-MC-Unique: qBaf5s1vMe2FtRFjffcoeQ-1 Received: by mail-wm1-f70.google.com with SMTP id 5b1f17b1804b1-40b4302eac2so7666305e9.1 for ; Mon, 04 Dec 2023 04:39:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701693544; x=1702298344; 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=OoJJxtshe3eicbElJTkZJFUUMS0e59nV8kbi1j784oU=; b=iV7IxlOaIoOR4HJa0aabW7qUKxpcLihabgBs7KbeXm/GoryKc5rsLXwhqVwLEQmYsr fyl5xe2V6XowHRgXSp9y+5so9UC5tOf2eFUeMAZII5KQFVJC14o4PKi7AzZ0YyuPxukB LoMtifNVvtbgjYFFpmbEHsMHfl2luab0QTLdo7SJzbrIAW1qXWjp3Oi9gHjcgvkHJUQO ujGL8vuVZ2K2nOIyc7qARG03bh0Vx7G0Xx3ZAsSqeSXuCU35yQbsBjjFGFiexnGidGyr J9wYfgvHkTtRRvMawWfwWwzO1CxgdkF2aLtLQGmM6/7z6fRMpD1SEqIRd5lQGxwrLGKU TIyA== X-Gm-Message-State: AOJu0YyDIvIy7kFeOQ+T/Z1Fa5aTDP4DCwKyHaT5+C1vTsTo5utze65L mBwPT0Z4fSe5JKPMg/0wtssQJFEZfEu3SS6ThPLAmhAW4Xr53J9HPGJCwezeUvXVlHrxgXXJys3 Wid88PmQ7RfC8kAlbUppo X-Received: by 2002:a05:600c:45c6:b0:405:39bb:38a8 with SMTP id s6-20020a05600c45c600b0040539bb38a8mr22514040wmo.2.1701693544266; Mon, 04 Dec 2023 04:39:04 -0800 (PST) X-Google-Smtp-Source: AGHT+IGv2uaCopDPejvYPPdyLu1AxwlsntLllw+iwWBDM5+bFKF+IJTkoJq0RU06wBSQ2NBJxKFAGg== X-Received: by 2002:a05:600c:45c6:b0:405:39bb:38a8 with SMTP id s6-20020a05600c45c600b0040539bb38a8mr22514011wmo.2.1701693544004; Mon, 04 Dec 2023 04:39:04 -0800 (PST) Received: from pstanner-thinkpadt14sgen1.remote.csb ([2001:9e8:32c8:b00:227b:d2ff:fe26:2a7a]) by smtp.gmail.com with ESMTPSA id d4-20020a05600c3ac400b0040b538047b4sm18355935wms.3.2023.12.04.04.39.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Dec 2023 04:39:03 -0800 (PST) From: Philipp Stanner To: Bjorn Helgaas , Arnd Bergmann , Hanjun Guo , NeilBrown , Kent Overstreet , Jakub Kicinski , Niklas Schnelle , Uladzislau Koshchanka , John Sanpe , Dave Jiang , Philipp Stanner , "Masami Hiramatsu (Google)" , Kees Cook , David Gow , Herbert Xu , Shuah Khan , "wuqiang.matt" , Yury Norov , Jason Baron , Andrew Morton , Ben Dooks , dakr@redhat.com Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-arch@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH v3 2/5] lib: move pci_iomap.c to drivers/pci/ Date: Mon, 4 Dec 2023 13:38:29 +0100 Message-ID: <20231204123834.29247-3-pstanner@redhat.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231204123834.29247-1-pstanner@redhat.com> References: <20231204123834.29247-1-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 Reviewed-by: Arnd Bergmann --- 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 6e144b017c48..91285fcff1ba 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 @@ -178,5 +177,3 @@ 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