From patchwork Fri Nov 25 04:35:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herbert Xu X-Patchwork-Id: 13055516 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A168DC43219 for ; Fri, 25 Nov 2022 04:37:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Subject:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=ezZJaSYDPh7iO792kgLcUiGyrllm9IzYXEQ1BWeVlYI=; b=RwEWCtvrWfhEiz 53MP+C/k9JfZjKjHnjTa/02wlo0JKeLovYlVwv5ka0ANz+M6HovqDkJ5neaDkowthaXzEcxVL28vX sZrmXmnu5cVzgZfG4uZpwRdEd/9d11JAGshM63zDWrip7Df2eQxSyOizvHnUH6B2qlR5Ef1zd4bQN hPykKLmaYdWUU+z/PLbONbvH7qUdDmd8wYRa71S6xv2g+lyNZg5A+Qtv6yp4PuTheTaShnw0A+W2K ALnHWpzj8jSp/kO8Gbvym+0HNIl34/OtcJv893/sdrAT+ACxZMxR0F+I5qG4jq0qvH3HGmJ+BaUiP KhtnIrPDWbmaeNUTawTg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oyQRQ-00CnHA-IW; Fri, 25 Nov 2022 04:35:56 +0000 Received: from helcar.hmeau.com ([216.24.177.18] helo=formenos.hmeau.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oyQRM-00CnC0-Fu for linux-arm-kernel@lists.infradead.org; Fri, 25 Nov 2022 04:35:54 +0000 Received: from loth.rohan.me.apana.org.au ([192.168.167.2]) by formenos.hmeau.com with smtp (Exim 4.94.2 #2 (Debian)) id 1oyQQt-000di7-JM; Fri, 25 Nov 2022 12:35:24 +0800 Received: by loth.rohan.me.apana.org.au (sSMTP sendmail emulation); Fri, 25 Nov 2022 12:35:23 +0800 Date: Fri, 25 Nov 2022 12:35:23 +0800 From: Herbert Xu To: Catalin Marinas Cc: Ard Biesheuvel , Will Deacon , Marc Zyngier , Arnd Bergmann , Greg Kroah-Hartman , Andrew Morton , Linus Torvalds , Linux Memory Management List , Linux ARM , Linux Kernel Mailing List , "David S. Miller" , Linux Crypto Mailing List Subject: [v2 PATCH 0/9] crypto: Add helpers for allocating with DMA alignment Message-ID: MIME-Version: 1.0 Content-Disposition: inline X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221124_203552_557096_3039211A X-CRM114-Status: UNSURE ( 9.39 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch series adds helpers to allow drivers to explicitly request ARCH_DMA_MINALIGN when allocating memory through the Crypto API. Note that I've only converted one file in one driver as this is only meant to show how it's done and find out what else we may need. Other drivers will be added later. Thanks,