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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 DFB34C4CED1 for ; Thu, 3 Oct 2019 14:46:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 823A7207FF for ; Thu, 3 Oct 2019 14:46:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="e7rKLSrB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 823A7207FF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D84166B0005; Thu, 3 Oct 2019 10:46:20 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D0DCD6B0006; Thu, 3 Oct 2019 10:46:20 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BFCA98E0003; Thu, 3 Oct 2019 10:46:20 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0142.hostedemail.com [216.40.44.142]) by kanga.kvack.org (Postfix) with ESMTP id 9F9806B0005 for ; Thu, 3 Oct 2019 10:46:20 -0400 (EDT) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with SMTP id 2ED0C181AC9B4 for ; Thu, 3 Oct 2019 14:46:20 +0000 (UTC) X-FDA: 76002748920.14.bell25_8e8974e80160a X-HE-Tag: bell25_8e8974e80160a X-Filterd-Recvd-Size: 3904 Received: from mail-io1-f65.google.com (mail-io1-f65.google.com [209.85.166.65]) by imf41.hostedemail.com (Postfix) with ESMTP for ; Thu, 3 Oct 2019 14:46:19 +0000 (UTC) Received: by mail-io1-f65.google.com with SMTP id a1so6143134ioc.6 for ; Thu, 03 Oct 2019 07:46:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=TdbwXuh5bV4qEcKvgZf01HKoOU3JMuTQzHSwqy4Er+0=; b=e7rKLSrBU31at0uyKHw4kyJZiHmcMTUe49QEUNESNUa9syxwp7qu4QKioB50Y7wCq8 e5KlDYUq4dpgJ5kLM3dl/hfh2fX3F1j4aboffPUX7GAPW5zl92o09lYa891tzm2BpX4I yEdnK53WgNclgiJsvIDzGw4ENp33KQmOuvIYv/sHKTdZMIcjpIwFEVFTLEqZ6P6SDMGa w+xxvKyISxBiP1u/gKUnZNfqKHtm59VHZyTJymIAuL3jEJToUpr6dgh8WBjN9BlPLixL uo6ymwGL1x3mZ5xz6xA6bT2ZKN+Vh40je10c1uE2aD9aP0x4mJQ3luKQO48VbvmM+igE 0PqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TdbwXuh5bV4qEcKvgZf01HKoOU3JMuTQzHSwqy4Er+0=; b=R7f3Iv8pVHTIUo21QM98O7oRj+ysYK4XQHFfxbknqP7K60qjYR0IL/98+iRhl3N55l rMyvDnjJ0Q+mStYZ//PoXgTyg1lxLauzBbXifGOu4uSn3hBdS9ktVzaFA8gmbqYHCiWz gYmBcuWfbxFs5qUWr+GXM1KZj3jq5/mEtrOlY2Vvt6V+tkTNiW2YST01aCGKfNuIRNVH RegFkUh0pVUyYAoTgbggrHbSuo0mJIb1QnhW3Ww1zO9fieX2hzJdFY4JdVsHSKzMc3KL HHuM8gF4bOnuzTe9npXpx6YcP1eUOvbJWWQale5Io7oD0WYKD00ixdkyIaVb7f8ty+wx ZtIg== X-Gm-Message-State: APjAAAV9HkCvmb6VCHkVG1sxj6Fxz6O/ahs6PLU8qBwfk4sQ3iXBfDuZ G8126+0fAoRjnvYQV/0QGFAIyomSu9eexklILXQ= X-Google-Smtp-Source: APXvYqxLMMgyZmfknk/IaEbgrSuiiQdukVSe/Iyrfs/A49rS7Vf3MxtQ6d9wEfSV7Z7KPhphxtCUN0yer77GhWPg8DM= X-Received: by 2002:a6b:8f4b:: with SMTP id r72mr8544912iod.43.1570113978710; Thu, 03 Oct 2019 07:46:18 -0700 (PDT) MIME-Version: 1.0 References: <20190926160433.GD32311@linux.ibm.com> <20190928073331.GA5269@linux.ibm.com> <20191002073605.GA30433@linux.ibm.com> <20191003053451.GA23397@linux.ibm.com> <20191003084914.GV25745@shell.armlinux.org.uk> In-Reply-To: <20191003084914.GV25745@shell.armlinux.org.uk> From: Chris Healy Date: Thu, 3 Oct 2019 07:46:06 -0700 Message-ID: Subject: Re: [PATCH v2 00/21] Refine memblock API To: Russell King - ARM Linux admin Cc: Mike Rapoport , Adam Ford , Linux Kernel Mailing List , The etnaviv authors , Linux Memory Management List , Catalin Marinas , Andrew Morton , Fabio Estevam , Christoph Hellwig , arm-soc , Lucas Stach Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: > > The iMX6 does not have MMUv2 hardware, it has MMUv1. With MMUv1 > hardware requires command buffers within the first 2GiB of physical > RAM. > I thought that the i.MX6q has the MMUv1 and GC2000 GPU while the i.MX6qp has the MMUv2 and GC3000? Meaning the i.MX6 has both MMUv1 and MMUv2 depending on which i.MX6 part we are talking about.