From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0BDD3C3A59E for ; Mon, 2 Sep 2019 13:40:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D8DF522DCC for ; Mon, 2 Sep 2019 13:40:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567431623; bh=1MpB7+dGqH4khxznPka9JwEeioPre6aYiSDv4MiN2W8=; h=Date:From:Subject:References:In-Reply-To:Cc:Cc:To:List-ID:From; b=SS+etwGxjCEhqXQwW2/YJzgJGXCGxts4qagENB5PAcSzZpokem6pXXqSwqcljzjt9 Bf6mpuiV29lhQsNOvPm/Xjn91a3caLiQPiDRmsKEM5EHTGUb1Tpci1WfghgiPUl+fS DQHAixt3kUpSruMgjAV7qEKh1e08ee82jeFse2MI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731524AbfIBNkW (ORCPT ); Mon, 2 Sep 2019 09:40:22 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:38954 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731048AbfIBNi5 (ORCPT ); Mon, 2 Sep 2019 09:38:57 -0400 Received: by mail-wm1-f66.google.com with SMTP id n2so13266573wmk.4; Mon, 02 Sep 2019 06:38:56 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:date:from:subject:references :in-reply-to:cc:cc:to; bh=VHM7wVxbM3iFjk6g2BqysfNSZL4bn6Yh6NOKIm6VeQ8=; b=GGG8Qyg+r3ce23l4JaTY51j6Y6J13+wPxHp+G0+m5cNBERwlL6wbSv6/kMOuIHThQE qQ/QgLjhZaIrYp6YON7JgkL92AYaZkbXUCyGicy9kAYXvenxBKh0Yfcpsx0gJmaQgSe2 RQR8h/9JEE3meVKRRcOaicf9dbEkHFPActutDAoJ5z0yjOZ4/ZtRiIgV9Gc9a4VZil2i xNieQwTYdTMwjA7Dg+Iy+41G10uMzyrnEFYxQ/Q3K8Pl6h7zUQjxNSfH0o/O8tTGoojS yE59HhZBG7KE40nPLcJCrq9qtHraI27vjhhMBZ14oBMJHJ9pvDdcLlaqa2Uv7Hg/MUjC UThg== X-Gm-Message-State: APjAAAWcZ3vNH2CsEfr5zxqbJmw2fNgvX1kqUJKM9RD5TtWlRvTCXdvT dZA/hLExvW/XXfLUoIHOSw== X-Google-Smtp-Source: APXvYqy0KNBQfCwq+9RzjWG+pvrwpi4rW7y8999LenlesG4VEWMuewwgiR5JlpctG/2+f2gTGGix0A== X-Received: by 2002:a7b:c386:: with SMTP id s6mr4331454wmj.93.1567431535461; Mon, 02 Sep 2019 06:38:55 -0700 (PDT) Received: from localhost ([212.187.182.166]) by smtp.gmail.com with ESMTPSA id h8sm16761794wrq.49.2019.09.02.06.38.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Sep 2019 06:38:54 -0700 (PDT) Message-ID: <5d6d1b6e.1c69fb81.c6a88.9b11@mx.google.com> Date: Mon, 02 Sep 2019 14:38:54 +0100 From: Rob Herring Subject: Re: [PATCH 1/2] iommu: Implement of_iommu_get_resv_regions() References: <20190829111407.17191-1-thierry.reding@gmail.com> <20190829111407.17191-2-thierry.reding@gmail.com> In-Reply-To: <20190829111407.17191-2-thierry.reding@gmail.com> Cc: Joerg Roedel Cc: Robin Murphy , iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org To: Thierry Reding Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 29 Aug 2019 13:14:06 +0200, Thierry Reding wrote: > From: Thierry Reding > > This is an implementation that IOMMU drivers can use to obtain reserved > memory regions from a device tree node. It uses the reserved-memory DT > bindings to find the regions associated with a given device. These > regions will be used to create 1:1 mappings in the IOMMU domain that > the devices will be attached to. > > Cc: Rob Herring > Cc: Frank Rowand > Cc: devicetree@vger.kernel.org > Signed-off-by: Thierry Reding > --- > drivers/iommu/of_iommu.c | 39 +++++++++++++++++++++++++++++++++++++++ > include/linux/of_iommu.h | 8 ++++++++ > 2 files changed, 47 insertions(+) > Reviewed-by: Rob Herring