From patchwork Mon Feb 11 13:35:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 1039847 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43ynS73T9sz9sN1 for ; Tue, 12 Feb 2019 00:58:15 +1100 (AEDT) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="uvaquqUS"; dkim-atps=neutral Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 43ynS66gj3zDqNx for ; Tue, 12 Feb 2019 00:58:14 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=batv+9b1dcb6e3a5668f89bb7+5650+infradead.org+hch@bombadil.srs.infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="uvaquqUS"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 43ymyt1RWtzDqBS for ; Tue, 12 Feb 2019 00:36:22 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type: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=vaPM4/bccvT+rZroXv0xEoOTtwzsa4y66Qg+Go48al4=; b=uvaquqUSh2Ow37z544oSsbI9Qk EfPePoMUoj+/DV9tKyCa4QeCLCkNLS/+T+QUVK1nNF/2lUflB31xsjHyJ8kCd488elcmH/949whOo 9w5i+Upp2RHuOHDJlc3j/oxO+P00+Sx7RF2LHKQWPtF7lmlfa/KTf6QiQi0V6Lae7FEJR7tXZ8heJ qpwA+rWeakUvJkzpS1y891++4AKg74/x2BdZXm2UHRBa1sId8PuoiTUpvX8FB/xwihNunBI2ZQ50p yn8hM6cXvYB7Ieh8Dxq6Cdlk3oPwgMzSzJYA0kHj9IRZY2ZfIG5yC4mQMcIlG7uaKVMO6an7QYgUf +Huk1hRA==; Received: from 089144210182.atnat0019.highway.a1.net ([89.144.210.182] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gtBko-0008UY-6H; Mon, 11 Feb 2019 13:36:10 +0000 From: Christoph Hellwig To: iommu@lists.linux-foundation.org Subject: [PATCH 04/12] of: select OF_RESERVED_MEM automatically Date: Mon, 11 Feb 2019 14:35:46 +0100 Message-Id: <20190211133554.30055-5-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190211133554.30055-1-hch@lst.de> References: <20190211133554.30055-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, Greg Kroah-Hartman , x86@kernel.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-snps-arc@lists.infradead.org, Lee Jones , linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" The OF_RESERVED_MEM can be used if we have either CMA or the generic declare coherent code built and we support the early flattened DT. So don't bother making it a user visible options that is selected by most configs that fit the above category, but just select it when the requirements are met. Signed-off-by: Christoph Hellwig Reviewed-by: Rob Herring --- arch/arc/Kconfig | 1 - arch/arm/Kconfig | 1 - arch/arm64/Kconfig | 1 - arch/csky/Kconfig | 1 - arch/powerpc/Kconfig | 1 - arch/xtensa/Kconfig | 1 - drivers/of/Kconfig | 5 ++--- 7 files changed, 2 insertions(+), 9 deletions(-) diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 376366a7db81..4103f23b6cea 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -44,7 +44,6 @@ config ARC select MODULES_USE_ELF_RELA select OF select OF_EARLY_FLATTREE - select OF_RESERVED_MEM select PCI_SYSCALL if PCI select PERF_USE_VMALLOC if ARC_CACHE_VIPT_ALIASING diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 664e918e2624..9395f138301a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -101,7 +101,6 @@ config ARM select MODULES_USE_ELF_REL select NEED_DMA_MAP_STATE select OF_EARLY_FLATTREE if OF - select OF_RESERVED_MEM if OF select OLD_SIGACTION select OLD_SIGSUSPEND3 select PCI_SYSCALL if PCI diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index a4168d366127..1d22e969bdcb 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -163,7 +163,6 @@ config ARM64 select NEED_SG_DMA_LENGTH select OF select OF_EARLY_FLATTREE - select OF_RESERVED_MEM select PCI_DOMAINS_GENERIC if PCI select PCI_ECAM if (ACPI && PCI) select PCI_SYSCALL if PCI diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig index 398113c845f5..0a9595afe9be 100644 --- a/arch/csky/Kconfig +++ b/arch/csky/Kconfig @@ -42,7 +42,6 @@ config CSKY select MODULES_USE_ELF_RELA if MODULES select OF select OF_EARLY_FLATTREE - select OF_RESERVED_MEM select PERF_USE_VMALLOC if CPU_CK610 select RTC_LIB select TIMER_OF diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 2890d36eb531..5cc4eea362c6 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -233,7 +233,6 @@ config PPC select NEED_SG_DMA_LENGTH select OF select OF_EARLY_FLATTREE - select OF_RESERVED_MEM select OLD_SIGACTION if PPC32 select OLD_SIGSUSPEND select PCI_DOMAINS if PCI diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 20a0756f27ef..e242a405151e 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -447,7 +447,6 @@ config USE_OF bool "Flattened Device Tree support" select OF select OF_EARLY_FLATTREE - select OF_RESERVED_MEM help Include support for flattened device tree machine descriptions. diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig index ad3fcad4d75b..3607fd2810e4 100644 --- a/drivers/of/Kconfig +++ b/drivers/of/Kconfig @@ -81,10 +81,9 @@ config OF_MDIO OpenFirmware MDIO bus (Ethernet PHY) accessors config OF_RESERVED_MEM - depends on OF_EARLY_FLATTREE bool - help - Helpers to allow for reservation of memory regions + depends on OF_EARLY_FLATTREE + default y if HAVE_GENERIC_DMA_COHERENT || DMA_CMA config OF_RESOLVE bool