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=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 D9C97C48BD9 for ; Thu, 27 Jun 2019 16:55:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B1B4C20659 for ; Thu, 27 Jun 2019 16:55:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726571AbfF0Qzt (ORCPT ); Thu, 27 Jun 2019 12:55:49 -0400 Received: from mout.kundenserver.de ([212.227.17.24]:35303 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726405AbfF0Qzt (ORCPT ); Thu, 27 Jun 2019 12:55:49 -0400 Received: from [192.168.1.162] ([37.4.249.111]) by mrelayeu.kundenserver.de (mreue109 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MRTEp-1hspKc0A8z-00NSkY; Thu, 27 Jun 2019 18:55:27 +0200 Subject: Re: [PATCH v5 04/12] PCI: brcmstb: add dma-range mapping for inbound traffic To: Jim Quinlan Cc: ard.biesheuvel@linaro.org, Lorenzo Pieralisi , linux-pci , linux-kernel@vger.kernel.org, Florian Fainelli , bcm-kernel-feedback-list , Gregory Fong , Bjorn Helgaas , Brian Norris , Robin Murphy , Christoph Hellwig , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" References: <1537367527-20773-1-git-send-email-jim2101024@gmail.com> <1537367527-20773-5-git-send-email-jim2101024@gmail.com> <7fa897cf-4d58-c63f-afdd-a3ec5a6a56bf@gmail.com> From: Stefan Wahren Openpgp: preference=signencrypt Autocrypt: addr=stefan.wahren@i2se.com; keydata= xsFNBFt6gBMBEACub/pBevHxbvJefyZG32JINmn2bsEPX25V6fejmyYwmCGKjFtL/DoUMEVH DxCJ47BMXo344fHV1C3AnudgN1BehLoBtLHxmneCzgH3KcPtWW7ptj4GtJv9CQDZy27SKoEP xyaI8CF0ygRxJc72M9I9wmsPZ5bUHsLuYWMqQ7JcRmPs6D8gBkk+8/yngEyNExwxJpR1ylj5 bjxWDHyYQvuJ5LzZKuO9LB3lXVsc4bqXEjc6VFuZFCCk/syio/Yhse8N+Qsx7MQagz4wKUkQ QbfXg1VqkTnAivXs42VnIkmu5gzIw/0tRJv50FRhHhxpyKAI8B8nhN8Qvx7MVkPc5vDfd3uG YW47JPhVQBcUwJwNk/49F9eAvg2mtMPFnFORkWURvP+G6FJfm6+CvOv7YfP1uewAi4ln+JO1 g+gjVIWl/WJpy0nTipdfeH9dHkgSifQunYcucisMyoRbF955tCgkEY9EMEdY1t8iGDiCgX6s 50LHbi3k453uacpxfQXSaAwPksl8MkCOsv2eEr4INCHYQDyZiclBuuCg8ENbR6AGVtZSPcQb enzSzKRZoO9CaqID+favLiB/dhzmHA+9bgIhmXfvXRLDZze8po1dyt3E1shXiddZPA8NuJVz EIt2lmI6V8pZDpn221rfKjivRQiaos54TgZjjMYI7nnJ7e6xzwARAQABzSlTdGVmYW4gV2Fo cmVuIDxzdGVmYW4ud2FocmVuQGluLXRlY2guY29tPsLBdwQTAQgAIQUCXIdehwIbAwULCQgH AgYVCAkKCwIEFgIDAQIeAQIXgAAKCRCUgewPEZDy2yHTD/9UF7QlDkGxzQ7AaCI6N95iQf8/ 1oSUaDNu2Y6IK+DzQpb1TbTOr3VJwwY8a3OWz5NLSOLMWeVxt+osMmlQIGubD3ODZJ8izPlG /JrNt5zSdmN5IA5f3esWWQVKvghZAgTDqdpv+ZHW2EmxnAJ1uLFXXeQd3UZcC5r3/g/vSaMo 9xek3J5mNuDm71lEWsAs/BAcFc+ynLhxwBWBWwsvwR8bHtJ5DOMWvaKuDskpIGFUe/Kb2B+j ravQ3Tn6s/HqJM0cexSHz5pe+0sGvP+t9J7234BFQweFExriey8UIxOr4XAbaabSryYnU/zV H9U1i2AIQZMWJAevCvVgQ/U+NeRhXude9YUmDMDo2sB2VAFEAqiF2QUHPA2m8a7EO3yfL4rM k0iHzLIKvh6/rH8QCY8i3XxTNL9iCLzBWu/NOnCAbS+zlvLZaiSMh5EfuxTtv4PlVdEjf62P +ZHID16gUDwEmazLAMrx666jH5kuUCTVymbL0TvB+6L6ARl8ANyM4ADmkWkpyM22kCuISYAE fQR3uWXZ9YgxaPMqbV+wBrhJg4HaN6C6xTqGv3r4B2aqb77/CVoRJ1Z9cpHCwiOzIaAmvyzP U6MxCDXZ8FgYlT4v23G5imJP2zgX5s+F6ACUJ9UQPD0uTf+J9Da2r+skh/sWOnZ+ycoHNBQv ocZENAHQf87BTQRbeoATARAA2Hd0fsDVK72RLSDHby0OhgDcDlVBM2M+hYYpO3fX1r++shiq PKCHVAsQ5bxe7HmJimHa4KKYs2kv/mlt/CauCJ//pmcycBM7GvwnKzmuXzuAGmVTZC6WR5Lk akFrtHOzVmsEGpNv5Rc9l6HYFpLkbSkVi5SPQZJy+EMgMCFgjrZfVF6yotwE1af7HNtMhNPa LDN1oUKF5j+RyRg5iwJuCDknHjwBQV4pgw2/5vS8A7ZQv2MbW/TLEypKXif78IhgAzXtE2Xr M1n/o6ZH71oRFFKOz42lFdzdrSX0YsqXgHCX5gItLfqzj1psMa9o1eiNTEm1dVQrTqnys0l1 8oalRNswYlQmnYBwpwCkaTHLMHwKfGBbo5dLPEshtVowI6nsgqLTyQHmqHYqUZYIpigmmC3S wBWY1V6ffUEmkqpAACEnL4/gUgn7yQ/5d0seqnAq2pSBHMUUoCcTzEQUWVkiDv3Rk7hTFmhT sMq78xv2XRsXMR6yQhSTPFZCYDUExElEsSo9FWHWr6zHyYcc8qDLFvG9FPhmQuT2s9Blx6gI 323GnEq1lwWPJVzP4jQkJKIAXwFpv+W8CWLqzDWOvdlrDaTaVMscFTeH5W6Uprl65jqFQGMp cRGCs8GCUW13H0IyOtQtwWXA4ny+SL81pviAmaSXU8laKaRu91VOVaF9f4sAEQEAAcLBXwQY AQIACQUCW3qAEwIbDAAKCRCUgewPEZDy2+oXD/9cHHRkBZOfkmSq14Svx062PtU0KV470TSn p/jWoYJnKIw3G0mXIRgrtH2dPwpIgVjsYyRSVMKmSpt5ZrDf9NtTbNWgk8VoLeZzYEo+J3oP qFrTMs3aYYv7e4+JK695YnmQ+mOD9nia915tr5AZj95UfSTlyUmyic1d8ovsf1fP7XCUVRFc RjfNfDF1oL/pDgMP5GZ2OwaTejmyCuHjM8IR1CiavBpYDmBnTYk7Pthy6atWvYl0fy/CqajT Ksx7+p9xziu8ZfVX+iKBCc+He+EDEdGIDhvNZ/IQHfOB2PUXWGS+s9FNTxr/A6nLGXnA9Y6w 93iPdYIwxS7KXLoKJee10DjlzsYsRflFOW0ZOiSihICXiQV1uqM6tzFG9gtRcius5UAthWaO 1OwUSCQmfCOm4fvMIJIA9rxtoS6OqRQciF3crmo0rJCtN2awZfgi8XEif7d6hjv0EKM9XZoi AZYZD+/iLm5TaKWN6oGIti0VjJv8ZZOZOfCb6vqFIkJW+aOu4orTLFMz28aoU3QyWpNC8FFm dYsVua8s6gN1NIa6y3qa/ZB8bA/iky59AEz4iDIRrgUzMEg8Ak7Tfm1KiYeiTtBDCo25BvXj bqsyxkQD1nkRm6FAVzEuOPIe8JuqW2xD9ixGYvjU5hkRgJp3gP5b+cnG3LPqquQ2E6goKUML AQ== Message-ID: Date: Thu, 27 Jun 2019 18:55:25 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Provags-ID: V03:K1:l0xqY3UsxG8WEbzy1MkAb9rzx+/CW3Sl86OkU9r+x4PXh3NDpHY 1fwSKXJXdqciEj2c2bsPwifFf8+/31Gek/e6wGpwtSJqPM+76aw6uGipn+WSViX7bpUjccb 9zPy89bXBT9oPQCwtOulXmsYEP6wsu+5J3kc0qetQHJHRlDsDoCwRdHPrudpPnmS3C4UQXb 74x2o4zcoNmEV0yL/aemw== X-UI-Out-Filterresults: notjunk:1;V03:K0:klzKvQL7Mbc=:b++CW595MCjhCMXg9C4h31 RtO/vAve4myjETFhYIxsF5oFo5fRpCpdJH2139LBmLFuxAJgnmtH6Pr0u5ZHeThJKVKz2Ejpk jDcvjod4IGE+4yJyitnP/HoEIxcxHOTRiJVkuUa8x+b+vRAP3P795AwCT1Q5LCkkD0LLb2B1W vcUHjwpnmZoSMvU565P1Ms2Glmw/qjV5HXVk1miUwZfvzv3eqTe1uogzQr8OBbAGLEowVRhhU CP/GqAj5pUjo3BvhA311IgmmBAA5fUIRsdOzdV2xIRAdSpqUlL+GkajB5Q6ISAHYS4X1l5W5q PjZOMdCeBoolYEgp6hm9UM/+plE2lo/Asq8G2k7g3TMaXfJvkT7M+AXV4oA0B3AxKqhWJIJFo DwdTB3N/mog32B9umoVLSeyozBsVgQyb05MjqKBO4+sw2EI0wd2D0RCbVZLiBUM/WvxRXyO+K lvtVY0fkO4KJ9uuPTgmkhVbVOh01k+3MiVVcWeX1iCnJhucYno1VHzorRnI1qmnyr/ygGdGkl NVCFxrtaux/gGO10Af4qijoAjDjuQVOH92ZuGuuJiwkjOEnGZSNUUQ2UlhgNbP/yX7L+lDUBD JWFw68rIATVEm1HFgoCbniN/tVXYlIsiAGlOWS5YIndUfXdN+DZy6T1EJwo0R34AqX0pSirMS FX72uEEHggC8IaBDbfz5bXSIWxJ9gh1oTvJTHxikDpAlTxEMzLAppcMblW2z5qCTySFFvIMAF /PMQkbheeqzQANXwVlQy4KiZuAVut5luUMrvdtR41GmGRRMLS2BhQkOTPu8= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jim, Am 24.09.18 um 17:01 schrieb Jim Quinlan: > On Mon, Sep 24, 2018 at 4:25 AM Ard Biesheuvel > wrote: >> On Fri, 21 Sep 2018 at 19:41, Jim Quinlan wrote: >>> On Thu, Sep 20, 2018 at 5:39 PM Florian Fainelli wrote: >>>> On 09/20/2018 02:33 PM, Ard Biesheuvel wrote: >>>>> On 20 September 2018 at 14:31, Florian Fainelli wrote: >>>>>> On 09/20/2018 02:04 PM, Ard Biesheuvel wrote: >>>>>>> On 20 September 2018 at 13:55, Florian Fainelli wrote: >>>>>>>> On 09/19/2018 07:19 PM, Ard Biesheuvel wrote: >>>>>>>>> On 19 September 2018 at 07:31, Jim Quinlan wrote: >>>>>>>>>> The Broadcom STB PCIe host controller is intimately related to the >>>>>>>>>> memory subsystem. This close relationship adds complexity to how cpu >>>>>>>>>> system memory is mapped to PCIe memory. Ideally, this mapping is an >>>>>>>>>> identity mapping, or an identity mapping off by a constant. Not so in >>>>>>>>>> this case. are there any plans to release a new version of this series? The Raspberry Pi 4 uses a similiar PCIe controller, so it would be nice to get this upstream. Unfortunately i have no clue about PCI, so i the only thing i can do is testing. Regards Stefan 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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=ham 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 E5A07C48BD7 for ; Thu, 27 Jun 2019 16:55:52 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id BE95920659 for ; Thu, 27 Jun 2019 16:55:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Xa9DHG+g" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BE95920659 Authentication-Results: mail.kernel.org; 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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hgXga-0002W5-Dt; Thu, 27 Jun 2019 16:55:48 +0000 Received: from mout.kundenserver.de ([212.227.17.24]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hgXgP-0002V3-HG for linux-arm-kernel@lists.infradead.org; Thu, 27 Jun 2019 16:55:46 +0000 Received: from [192.168.1.162] ([37.4.249.111]) by mrelayeu.kundenserver.de (mreue109 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MRTEp-1hspKc0A8z-00NSkY; Thu, 27 Jun 2019 18:55:27 +0200 Subject: Re: [PATCH v5 04/12] PCI: brcmstb: add dma-range mapping for inbound traffic To: Jim Quinlan References: <1537367527-20773-1-git-send-email-jim2101024@gmail.com> <1537367527-20773-5-git-send-email-jim2101024@gmail.com> <7fa897cf-4d58-c63f-afdd-a3ec5a6a56bf@gmail.com> From: Stefan Wahren Openpgp: preference=signencrypt Autocrypt: addr=stefan.wahren@i2se.com; keydata= xsFNBFt6gBMBEACub/pBevHxbvJefyZG32JINmn2bsEPX25V6fejmyYwmCGKjFtL/DoUMEVH DxCJ47BMXo344fHV1C3AnudgN1BehLoBtLHxmneCzgH3KcPtWW7ptj4GtJv9CQDZy27SKoEP xyaI8CF0ygRxJc72M9I9wmsPZ5bUHsLuYWMqQ7JcRmPs6D8gBkk+8/yngEyNExwxJpR1ylj5 bjxWDHyYQvuJ5LzZKuO9LB3lXVsc4bqXEjc6VFuZFCCk/syio/Yhse8N+Qsx7MQagz4wKUkQ QbfXg1VqkTnAivXs42VnIkmu5gzIw/0tRJv50FRhHhxpyKAI8B8nhN8Qvx7MVkPc5vDfd3uG YW47JPhVQBcUwJwNk/49F9eAvg2mtMPFnFORkWURvP+G6FJfm6+CvOv7YfP1uewAi4ln+JO1 g+gjVIWl/WJpy0nTipdfeH9dHkgSifQunYcucisMyoRbF955tCgkEY9EMEdY1t8iGDiCgX6s 50LHbi3k453uacpxfQXSaAwPksl8MkCOsv2eEr4INCHYQDyZiclBuuCg8ENbR6AGVtZSPcQb enzSzKRZoO9CaqID+favLiB/dhzmHA+9bgIhmXfvXRLDZze8po1dyt3E1shXiddZPA8NuJVz EIt2lmI6V8pZDpn221rfKjivRQiaos54TgZjjMYI7nnJ7e6xzwARAQABzSlTdGVmYW4gV2Fo cmVuIDxzdGVmYW4ud2FocmVuQGluLXRlY2guY29tPsLBdwQTAQgAIQUCXIdehwIbAwULCQgH AgYVCAkKCwIEFgIDAQIeAQIXgAAKCRCUgewPEZDy2yHTD/9UF7QlDkGxzQ7AaCI6N95iQf8/ 1oSUaDNu2Y6IK+DzQpb1TbTOr3VJwwY8a3OWz5NLSOLMWeVxt+osMmlQIGubD3ODZJ8izPlG /JrNt5zSdmN5IA5f3esWWQVKvghZAgTDqdpv+ZHW2EmxnAJ1uLFXXeQd3UZcC5r3/g/vSaMo 9xek3J5mNuDm71lEWsAs/BAcFc+ynLhxwBWBWwsvwR8bHtJ5DOMWvaKuDskpIGFUe/Kb2B+j ravQ3Tn6s/HqJM0cexSHz5pe+0sGvP+t9J7234BFQweFExriey8UIxOr4XAbaabSryYnU/zV H9U1i2AIQZMWJAevCvVgQ/U+NeRhXude9YUmDMDo2sB2VAFEAqiF2QUHPA2m8a7EO3yfL4rM k0iHzLIKvh6/rH8QCY8i3XxTNL9iCLzBWu/NOnCAbS+zlvLZaiSMh5EfuxTtv4PlVdEjf62P +ZHID16gUDwEmazLAMrx666jH5kuUCTVymbL0TvB+6L6ARl8ANyM4ADmkWkpyM22kCuISYAE fQR3uWXZ9YgxaPMqbV+wBrhJg4HaN6C6xTqGv3r4B2aqb77/CVoRJ1Z9cpHCwiOzIaAmvyzP U6MxCDXZ8FgYlT4v23G5imJP2zgX5s+F6ACUJ9UQPD0uTf+J9Da2r+skh/sWOnZ+ycoHNBQv ocZENAHQf87BTQRbeoATARAA2Hd0fsDVK72RLSDHby0OhgDcDlVBM2M+hYYpO3fX1r++shiq PKCHVAsQ5bxe7HmJimHa4KKYs2kv/mlt/CauCJ//pmcycBM7GvwnKzmuXzuAGmVTZC6WR5Lk akFrtHOzVmsEGpNv5Rc9l6HYFpLkbSkVi5SPQZJy+EMgMCFgjrZfVF6yotwE1af7HNtMhNPa LDN1oUKF5j+RyRg5iwJuCDknHjwBQV4pgw2/5vS8A7ZQv2MbW/TLEypKXif78IhgAzXtE2Xr M1n/o6ZH71oRFFKOz42lFdzdrSX0YsqXgHCX5gItLfqzj1psMa9o1eiNTEm1dVQrTqnys0l1 8oalRNswYlQmnYBwpwCkaTHLMHwKfGBbo5dLPEshtVowI6nsgqLTyQHmqHYqUZYIpigmmC3S wBWY1V6ffUEmkqpAACEnL4/gUgn7yQ/5d0seqnAq2pSBHMUUoCcTzEQUWVkiDv3Rk7hTFmhT sMq78xv2XRsXMR6yQhSTPFZCYDUExElEsSo9FWHWr6zHyYcc8qDLFvG9FPhmQuT2s9Blx6gI 323GnEq1lwWPJVzP4jQkJKIAXwFpv+W8CWLqzDWOvdlrDaTaVMscFTeH5W6Uprl65jqFQGMp cRGCs8GCUW13H0IyOtQtwWXA4ny+SL81pviAmaSXU8laKaRu91VOVaF9f4sAEQEAAcLBXwQY AQIACQUCW3qAEwIbDAAKCRCUgewPEZDy2+oXD/9cHHRkBZOfkmSq14Svx062PtU0KV470TSn p/jWoYJnKIw3G0mXIRgrtH2dPwpIgVjsYyRSVMKmSpt5ZrDf9NtTbNWgk8VoLeZzYEo+J3oP qFrTMs3aYYv7e4+JK695YnmQ+mOD9nia915tr5AZj95UfSTlyUmyic1d8ovsf1fP7XCUVRFc RjfNfDF1oL/pDgMP5GZ2OwaTejmyCuHjM8IR1CiavBpYDmBnTYk7Pthy6atWvYl0fy/CqajT Ksx7+p9xziu8ZfVX+iKBCc+He+EDEdGIDhvNZ/IQHfOB2PUXWGS+s9FNTxr/A6nLGXnA9Y6w 93iPdYIwxS7KXLoKJee10DjlzsYsRflFOW0ZOiSihICXiQV1uqM6tzFG9gtRcius5UAthWaO 1OwUSCQmfCOm4fvMIJIA9rxtoS6OqRQciF3crmo0rJCtN2awZfgi8XEif7d6hjv0EKM9XZoi AZYZD+/iLm5TaKWN6oGIti0VjJv8ZZOZOfCb6vqFIkJW+aOu4orTLFMz28aoU3QyWpNC8FFm dYsVua8s6gN1NIa6y3qa/ZB8bA/iky59AEz4iDIRrgUzMEg8Ak7Tfm1KiYeiTtBDCo25BvXj bqsyxkQD1nkRm6FAVzEuOPIe8JuqW2xD9ixGYvjU5hkRgJp3gP5b+cnG3LPqquQ2E6goKUML AQ== Message-ID: Date: Thu, 27 Jun 2019 18:55:25 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Provags-ID: V03:K1:l0xqY3UsxG8WEbzy1MkAb9rzx+/CW3Sl86OkU9r+x4PXh3NDpHY 1fwSKXJXdqciEj2c2bsPwifFf8+/31Gek/e6wGpwtSJqPM+76aw6uGipn+WSViX7bpUjccb 9zPy89bXBT9oPQCwtOulXmsYEP6wsu+5J3kc0qetQHJHRlDsDoCwRdHPrudpPnmS3C4UQXb 74x2o4zcoNmEV0yL/aemw== X-UI-Out-Filterresults: notjunk:1;V03:K0:klzKvQL7Mbc=:b++CW595MCjhCMXg9C4h31 RtO/vAve4myjETFhYIxsF5oFo5fRpCpdJH2139LBmLFuxAJgnmtH6Pr0u5ZHeThJKVKz2Ejpk jDcvjod4IGE+4yJyitnP/HoEIxcxHOTRiJVkuUa8x+b+vRAP3P795AwCT1Q5LCkkD0LLb2B1W vcUHjwpnmZoSMvU565P1Ms2Glmw/qjV5HXVk1miUwZfvzv3eqTe1uogzQr8OBbAGLEowVRhhU CP/GqAj5pUjo3BvhA311IgmmBAA5fUIRsdOzdV2xIRAdSpqUlL+GkajB5Q6ISAHYS4X1l5W5q PjZOMdCeBoolYEgp6hm9UM/+plE2lo/Asq8G2k7g3TMaXfJvkT7M+AXV4oA0B3AxKqhWJIJFo DwdTB3N/mog32B9umoVLSeyozBsVgQyb05MjqKBO4+sw2EI0wd2D0RCbVZLiBUM/WvxRXyO+K lvtVY0fkO4KJ9uuPTgmkhVbVOh01k+3MiVVcWeX1iCnJhucYno1VHzorRnI1qmnyr/ygGdGkl NVCFxrtaux/gGO10Af4qijoAjDjuQVOH92ZuGuuJiwkjOEnGZSNUUQ2UlhgNbP/yX7L+lDUBD JWFw68rIATVEm1HFgoCbniN/tVXYlIsiAGlOWS5YIndUfXdN+DZy6T1EJwo0R34AqX0pSirMS FX72uEEHggC8IaBDbfz5bXSIWxJ9gh1oTvJTHxikDpAlTxEMzLAppcMblW2z5qCTySFFvIMAF /PMQkbheeqzQANXwVlQy4KiZuAVut5luUMrvdtR41GmGRRMLS2BhQkOTPu8= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190627_095545_256869_8DA2B572 X-CRM114-Status: GOOD ( 14.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Florian Fainelli , ard.biesheuvel@linaro.org, linux-pci , linux-kernel@vger.kernel.org, Lorenzo Pieralisi , bcm-kernel-feedback-list , Gregory Fong , Bjorn Helgaas , Brian Norris , Robin Murphy , Christoph Hellwig , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Jim, Am 24.09.18 um 17:01 schrieb Jim Quinlan: > On Mon, Sep 24, 2018 at 4:25 AM Ard Biesheuvel > wrote: >> On Fri, 21 Sep 2018 at 19:41, Jim Quinlan wrote: >>> On Thu, Sep 20, 2018 at 5:39 PM Florian Fainelli wrote: >>>> On 09/20/2018 02:33 PM, Ard Biesheuvel wrote: >>>>> On 20 September 2018 at 14:31, Florian Fainelli wrote: >>>>>> On 09/20/2018 02:04 PM, Ard Biesheuvel wrote: >>>>>>> On 20 September 2018 at 13:55, Florian Fainelli wrote: >>>>>>>> On 09/19/2018 07:19 PM, Ard Biesheuvel wrote: >>>>>>>>> On 19 September 2018 at 07:31, Jim Quinlan wrote: >>>>>>>>>> The Broadcom STB PCIe host controller is intimately related to the >>>>>>>>>> memory subsystem. This close relationship adds complexity to how cpu >>>>>>>>>> system memory is mapped to PCIe memory. Ideally, this mapping is an >>>>>>>>>> identity mapping, or an identity mapping off by a constant. Not so in >>>>>>>>>> this case. are there any plans to release a new version of this series? The Raspberry Pi 4 uses a similiar PCIe controller, so it would be nice to get this upstream. Unfortunately i have no clue about PCI, so i the only thing i can do is testing. Regards Stefan _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel