From patchwork Sun Apr 15 14:59:40 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10341585 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 856416016D for ; Sun, 15 Apr 2018 15:00:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7838928445 for ; Sun, 15 Apr 2018 15:00:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6D0C02844C; Sun, 15 Apr 2018 15:00:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B1F9228449 for ; Sun, 15 Apr 2018 15:00:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752652AbeDOPAU (ORCPT ); Sun, 15 Apr 2018 11:00:20 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:59102 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752559AbeDOPAT (ORCPT ); Sun, 15 Apr 2018 11:00:19 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=bg/aorJgH1fYIxjve1igMaRtC3kaEPMQ4Z31FIYjGg8=; b=tVozGz54/W9UKdERI7WB/qaRC UAidNv/GcU5fzFo6A3hsL3RNNz3d71XkOvZ6Qpa1TEMkDlmPWjnMNRilrheLU2siAiMgOuF/tf4XE +ndoOmy2VmAslf8Mp2CZ7BCNOoNlRNiXnlxXdnWPJihgUh7QlrNy5llns+wdsyhLyYwyx+aQ6TWHg NtTEsQuQbTI6Gg/VAwfzTCFOzoZYv4btt0nXg0nEq2knI515DP7BWXhhYh0DJLlDnKlqAon0cCIbp RtoNX8f8AEd/g+jGi4Kr/IdQ4j43ssscsdUCPGBkvJCYWCFxmrjX5CaqLCOBfRChKM7vOjQIGBOPa eE9CAi0mw==; Received: from 089144200254.atnat0009.highway.a1.net ([89.144.200.254] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1f7j8Q-0005u1-K5; Sun, 15 Apr 2018 15:00:07 +0000 From: Christoph Hellwig To: Konrad Rzeszutek Wilk , iommu@lists.linux-foundation.org Cc: x86@kernel.org, linux-block@vger.kernel.org, linux-pci@vger.kernel.org, linux-mm@kvack.org, linux-ide@vger.kernel.org, linux-mips@linux-mips.org, sparclinux@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 05/12] scatterlist: move the NEED_SG_DMA_LENGTH config symbol to lib/Kconfig Date: Sun, 15 Apr 2018 16:59:40 +0200 Message-Id: <20180415145947.1248-6-hch@lst.de> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180415145947.1248-1-hch@lst.de> References: <20180415145947.1248-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This way we have one central definition of it, and user can select it as needed. Signed-off-by: Christoph Hellwig Reviewed-by: Anshuman Khandual --- arch/alpha/Kconfig | 4 +--- arch/arm/Kconfig | 3 --- arch/arm64/Kconfig | 4 +--- arch/hexagon/Kconfig | 4 +--- arch/ia64/Kconfig | 4 +--- arch/mips/cavium-octeon/Kconfig | 3 --- arch/mips/loongson64/Kconfig | 3 --- arch/mips/netlogic/Kconfig | 3 --- arch/parisc/Kconfig | 4 +--- arch/powerpc/Kconfig | 4 +--- arch/s390/Kconfig | 4 +--- arch/sh/Kconfig | 5 ++--- arch/sparc/Kconfig | 4 +--- arch/unicore32/mm/Kconfig | 5 +---- arch/x86/Kconfig | 4 +--- lib/Kconfig | 3 +++ 16 files changed, 15 insertions(+), 46 deletions(-) diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 3ff735a722af..8e6a67ecf069 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -10,6 +10,7 @@ config ALPHA select HAVE_OPROFILE select HAVE_PCSPKR_PLATFORM select HAVE_PERF_EVENTS + select NEED_SG_DMA_LENGTH select VIRT_TO_BUS select GENERIC_IRQ_PROBE select AUTO_IRQ_AFFINITY if SMP @@ -70,9 +71,6 @@ config ARCH_DMA_ADDR_T_64BIT config NEED_DMA_MAP_STATE def_bool y -config NEED_SG_DMA_LENGTH - def_bool y - config GENERIC_ISA_DMA bool default y diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2f79222c5c02..602c8320282f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -119,9 +119,6 @@ config ARM_HAS_SG_CHAIN select ARCH_HAS_SG_CHAIN bool -config NEED_SG_DMA_LENGTH - bool - config ARM_DMA_USE_IOMMU bool select ARM_HAS_SG_CHAIN diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index fbef5d3de83f..3b441c5587f1 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -133,6 +133,7 @@ config ARM64 select IRQ_FORCED_THREADING select MODULES_USE_ELF_RELA select MULTI_IRQ_HANDLER + select NEED_SG_DMA_LENGTH select NO_BOOTMEM select OF select OF_EARLY_FLATTREE @@ -243,9 +244,6 @@ config ARCH_DMA_ADDR_T_64BIT config NEED_DMA_MAP_STATE def_bool y -config NEED_SG_DMA_LENGTH - def_bool y - config SMP def_bool y diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig index 76d2f20d525e..37adb2003033 100644 --- a/arch/hexagon/Kconfig +++ b/arch/hexagon/Kconfig @@ -19,6 +19,7 @@ config HEXAGON select GENERIC_IRQ_SHOW select HAVE_ARCH_KGDB select HAVE_ARCH_TRACEHOOK + select NEED_SG_DMA_LENGTH select NO_IOPORT_MAP select GENERIC_IOMAP select GENERIC_SMP_IDLE_THREAD @@ -63,9 +64,6 @@ config GENERIC_CSUM config GENERIC_IRQ_PROBE def_bool y -config NEED_SG_DMA_LENGTH - def_bool y - config RWSEM_GENERIC_SPINLOCK def_bool n diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 862c5160c09d..333917676f7f 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -54,6 +54,7 @@ config IA64 select MODULES_USE_ELF_RELA select ARCH_USE_CMPXCHG_LOCKREF select HAVE_ARCH_AUDITSYSCALL + select NEED_SG_DMA_LENGTH default y help The Itanium Processor Family is Intel's 64-bit successor to @@ -84,9 +85,6 @@ config ARCH_DMA_ADDR_T_64BIT config NEED_DMA_MAP_STATE def_bool y -config NEED_SG_DMA_LENGTH - def_bool y - config SWIOTLB bool diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig index 647ed158ac98..5d73041547a7 100644 --- a/arch/mips/cavium-octeon/Kconfig +++ b/arch/mips/cavium-octeon/Kconfig @@ -67,9 +67,6 @@ config CAVIUM_OCTEON_LOCK_L2_MEMCPY help Lock the kernel's implementation of memcpy() into L2. -config NEED_SG_DMA_LENGTH - bool - config SWIOTLB def_bool y select DMA_DIRECT_OPS diff --git a/arch/mips/loongson64/Kconfig b/arch/mips/loongson64/Kconfig index 5efb2e63878e..641a1477031e 100644 --- a/arch/mips/loongson64/Kconfig +++ b/arch/mips/loongson64/Kconfig @@ -130,9 +130,6 @@ config LOONGSON_UART_BASE default y depends on EARLY_PRINTK || SERIAL_8250 -config NEED_SG_DMA_LENGTH - bool - config SWIOTLB bool "Soft IOMMU Support for All-Memory DMA" default y diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig index 5c5ee0e05a17..412351c5acc6 100644 --- a/arch/mips/netlogic/Kconfig +++ b/arch/mips/netlogic/Kconfig @@ -83,7 +83,4 @@ endif config NLM_COMMON bool -config NEED_SG_DMA_LENGTH - bool - endif diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 7e0bb9836b58..491912f9b978 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -51,6 +51,7 @@ config PARISC select GENERIC_CLOCKEVENTS select ARCH_NO_COHERENT_DMA_MMAP select CPU_NO_EFFICIENT_FFS + select NEED_SG_DMA_LENGTH help The PA-RISC microprocessor is designed by Hewlett-Packard and used @@ -114,9 +115,6 @@ config STACKTRACE_SUPPORT config NEED_DMA_MAP_STATE def_bool y -config NEED_SG_DMA_LENGTH - def_bool y - config ISA_DMA_API bool diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 3ca617cd4807..39c5377a5460 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -227,6 +227,7 @@ config PPC select IRQ_DOMAIN select IRQ_FORCED_THREADING select MODULES_USE_ELF_RELA + select NEED_SG_DMA_LENGTH select NO_BOOTMEM select OF select OF_EARLY_FLATTREE @@ -907,9 +908,6 @@ config ZONE_DMA config NEED_DMA_MAP_STATE def_bool (PPC64 || NOT_COHERENT_CACHE) -config NEED_SG_DMA_LENGTH - def_bool y - config GENERIC_ISA_DMA bool depends on ISA_DMA_API diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index bfa449fdeb19..4fa47b1445a2 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -695,6 +695,7 @@ menuconfig PCI select PCI_MSI select IOMMU_HELPER select IOMMU_SUPPORT + select NEED_SG_DMA_LENGTH help Enable PCI support. @@ -719,9 +720,6 @@ config PCI_DOMAINS config HAS_IOMEM def_bool PCI -config NEED_SG_DMA_LENGTH - def_bool PCI - config NEED_DMA_MAP_STATE def_bool PCI diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 97fe29316476..e127e0cbe30f 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -50,6 +50,8 @@ config SUPERH select HAVE_ARCH_AUDITSYSCALL select HAVE_FUTEX_CMPXCHG if FUTEX select HAVE_NMI + select NEED_SG_DMA_LENGTH + help The SuperH is a RISC processor targeted for use in embedded systems and consumer electronics; it was also used in the Sega Dreamcast @@ -163,9 +165,6 @@ config DMA_NONCOHERENT config NEED_DMA_MAP_STATE def_bool DMA_NONCOHERENT -config NEED_SG_DMA_LENGTH - def_bool y - config PGTABLE_LEVELS default 3 if X2TLB default 2 diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 44e0f3cd7988..e79badc8a682 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -44,6 +44,7 @@ config SPARC select ARCH_HAS_SG_CHAIN select CPU_NO_EFFICIENT_FFS select LOCKDEP_SMALL if LOCKDEP + select NEED_SG_DMA_LENGTH config SPARC32 def_bool !64BIT @@ -146,9 +147,6 @@ config ZONE_DMA config NEED_DMA_MAP_STATE def_bool y -config NEED_SG_DMA_LENGTH - def_bool y - config GENERIC_ISA_DMA bool default y if SPARC32 diff --git a/arch/unicore32/mm/Kconfig b/arch/unicore32/mm/Kconfig index 3f105e00c432..1d9fed0ada71 100644 --- a/arch/unicore32/mm/Kconfig +++ b/arch/unicore32/mm/Kconfig @@ -43,7 +43,4 @@ config CPU_TLB_SINGLE_ENTRY_DISABLE config SWIOTLB def_bool y select DMA_DIRECT_OPS - -config NEED_SG_DMA_LENGTH - def_bool SWIOTLB - + select NEED_SG_DMA_LENGTH diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 06ca29e70d6b..491a723bc2b3 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -182,6 +182,7 @@ config X86 select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_USER_RETURN_NOTIFIER select IRQ_FORCED_THREADING + select NEED_SG_DMA_LENGTH select PCI_LOCKLESS_CONFIG select PERF_EVENTS select RTC_LIB @@ -238,9 +239,6 @@ config NEED_DMA_MAP_STATE def_bool y depends on X86_64 || INTEL_IOMMU || DMA_API_DEBUG || SWIOTLB -config NEED_SG_DMA_LENGTH - def_bool y - config GENERIC_ISA_DMA def_bool y depends on ISA_DMA_API diff --git a/lib/Kconfig b/lib/Kconfig index 2f6908577534..aeb7fae16bc2 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -429,6 +429,9 @@ config SGL_ALLOC bool default n +config NEED_SG_DMA_LENGTH + bool + config IOMMU_HELPER bool