From patchwork Mon Aug 14 20:28:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lad, Prabhakar" X-Patchwork-Id: 13353228 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87855C04A94 for ; Mon, 14 Aug 2023 20:30:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231487AbjHNU34 (ORCPT ); Mon, 14 Aug 2023 16:29:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54226 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230173AbjHNU3W (ORCPT ); Mon, 14 Aug 2023 16:29:22 -0400 Received: from mail-wm1-x32f.google.com (mail-wm1-x32f.google.com [IPv6:2a00:1450:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CABF7110; Mon, 14 Aug 2023 13:29:21 -0700 (PDT) Received: by mail-wm1-x32f.google.com with SMTP id 5b1f17b1804b1-3fe426b8583so48006825e9.2; Mon, 14 Aug 2023 13:29:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1692044960; x=1692649760; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=skSB4WHU3agMjJpOp9u1pm8XMUrKGCqe8s5rHJ83mN4=; b=Or6W+MyYdzgWVg0EXjQdL0ZcBCjMAqFuhX5sDn+BcGD8aboekDkvSvOwOk+luDHptx 6s7wmrrsNTu004AuQlBu4xn4HYDHjXxOQ6r6fcuqX3t9FxsRJe2M3fET8GBY1zkaTD2c R+ZZERmnklkYXD6A5t/hmH48wMelboOh0bhiJ6IbuvnT5LHKE2D05rg4xBAkmLYavlh1 2Or/np0KX1OwetUabXZLodsVJr5Qupqn0oMRwd3N/x1V46GeeWm0aALa+CFl6hwbH1f5 qXkDVdEb4+SwMvGbwA2xEO5ULKrSAmee0tNCPbtCXvzmURBXJqcxFb2kzw43JKG62/Cs YG+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692044960; x=1692649760; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=skSB4WHU3agMjJpOp9u1pm8XMUrKGCqe8s5rHJ83mN4=; b=MwU7PSLPqo+bBte18c8+7NFL9h/v3W5EWaPLiqUpU3ICexETkzyzPuKaVcTJ48AwOs 0d/4thJyFX2LQjzyOmOhlSCM7n4QrymFv4B9OOIw7y+V4S2py2v8KDaQi5XXbJy6YDhG l3jmq5R8TKqwq6R1ioi0QrwPVv+/Xvn9IsnewoEQfujmSYSUQFy9UjjaH1AKjxuTemcf qqRsIVKzj1PCVS6l2BMieprJP8OUmVknojENDWBv27pwkWNS0Ru7UMeasG1XImBOxADC WQ8ZtY0jZxMbLD22AOXIf+ysEfW3tAFfNnn+c2MSNVafCZnzRhF3/trWtvAeFfv8kk72 +eyA== X-Gm-Message-State: AOJu0YyyMbEKv+gxNq8DG7c9qu+1YzMPHp6aekdRkVIAhRcSTkGi+ikk 8PAqiofvVnFl1e9+vT97VwY= X-Google-Smtp-Source: AGHT+IGJy9RL4HpNQk9B8SeZ2pp6kejrgfM+jYh9YwXWRnBdq3gVXv7Z1R3XJ8gvGk1+6UcVr/rYWw== X-Received: by 2002:a1c:4c0e:0:b0:3fc:3f31:4233 with SMTP id z14-20020a1c4c0e000000b003fc3f314233mr8605181wmf.38.1692044960131; Mon, 14 Aug 2023 13:29:20 -0700 (PDT) Received: from prasmi.home ([2a00:23c8:2501:c701:20e9:baea:a4f7:d880]) by smtp.gmail.com with ESMTPSA id 8-20020a05600c024800b003fd2d33ea53sm15181223wmj.14.2023.08.14.13.29.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Aug 2023 13:29:19 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Arnd Bergmann , Christoph Hellwig , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Anup Patel , Andrew Jones , Jisheng Zhang , linux-kernel@vger.kernel.org Cc: Geert Uytterhoeven , Samuel Holland , linux-riscv@lists.infradead.org, linux-renesas-soc@vger.kernel.org, Lad Prabhakar Subject: [(subset) PATCH v2 0/3] riscv: dma-mapping: unify support for cache flushes Date: Mon, 14 Aug 2023 21:28:18 +0100 Message-Id: <20230814202821.78120-1-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org From: Lad Prabhakar This patch series is a subset from Arnd's original series [0]. Ive just picked up the bits required for RISC-V unification of cache flushing. Remaining patches from the series [0] will be taken care by Arnd soon. Cheers, Prabhakar v1->v2 * Dropped others archs * Included RB and ACKs * Fixed checkpatch issues V1: [0] https://patchwork.kernel.org/project/linux-riscv/cover/20230327121317.4081816-1-arnd@kernel.org/ Arnd Bergmann (3): riscv: dma-mapping: only invalidate after DMA, not flush riscv: dma-mapping: skip invalidation before bidirectional DMA riscv: dma-mapping: replace custom code with generic implementation arch/riscv/mm/dma-noncoherent.c | 50 +++++++------- include/linux/dma-sync.h | 113 ++++++++++++++++++++++++++++++++ 2 files changed, 136 insertions(+), 27 deletions(-) create mode 100644 include/linux/dma-sync.h