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=-12.1 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 68A40C43460 for ; Tue, 11 May 2021 06:56:06 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 340106187E for ; Tue, 11 May 2021 06:56:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 340106187E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=amd-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 531D66E9D8; Tue, 11 May 2021 06:56:05 +0000 (UTC) Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by gabe.freedesktop.org (Postfix) with ESMTPS id 461626E9D8; Tue, 11 May 2021 06:56:03 +0000 (UTC) Received: by mail-ej1-x62f.google.com with SMTP id w3so28172351ejc.4; Mon, 10 May 2021 23:56:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=1toSUP/AaDQn+kpmlAa3khwelYYn5sPMI8SmjGTagCQ=; b=N/J54ruGrwq8pFl23R0IhoJx5i5wz54wTHbAhpylgexUUJ7nBAq4f942QlHcIssvJG X+If8eJtXAJ4mCMZ+LuRjODG8BmDmVsINFFfgUHGqHPUKDRjAOi4sXcSbvzk/K9M+Zcg 7f0j8T0fSMu2k83PwnQ7PTR08uSCRRNR7T37VCojHcqcyhbD5iseJgf5gSt9aT0+oQjH 7B1fSfggVhA035Co+rwxVP/fAOpzv8oNzsLRLXdqQEOIYKOT2bVVHULwv2fiAF1mRb0H vay8+a3E4NEIjMCstMTt9hNAUMq4o+d2K5Tn+/aOJJ1QinOGaD6Ktr/DvmBNGPh/GcTo apsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=1toSUP/AaDQn+kpmlAa3khwelYYn5sPMI8SmjGTagCQ=; b=OAI40NLKkVPU+81Q1wmuy+YIqCVBx7LMzkLPJOVhS5dQwxKCq2/KhPdOP9MOzIG0Xh AL6e9rOcp/AFx7yir1XHjQx7+6TvzLb1wuO0RY9KYPWMxeprVf4CJI4y3EA/xt4MIEpM h5z5IJv1SJ5Qylj8EbmNyBoryr0Ba7+8CfFDEpC//bafayBj7KC4vobnSBmTrKJ06LWY jCDhAc2wqqzmIKDz4lFiNZgzkIbHv2vXr/NnlXvN4XwVcNQSKJzi8ut5yl3MriKFIWMe FvbjitopT70m2GSApZfhivLX1QeZuffThwV67XWXrrXnVvQM7SjWl/jR+yImPOSQbucy ZU1Q== X-Gm-Message-State: AOAM5327f4wpa9l1EOEfI0cr3HdfNgOS2g8vLqMfFzPSy5Bk0g7H9bZJ zqjB7fXc8Os6Nhy9VcOnIbg= X-Google-Smtp-Source: ABdhPJz2Xs+emszyd7P6ez0qEzKjruy/WoTOQ1rs7N8d7ThB9eLy0tSAfXUL8Y8cv7KFVTtVFChCbg== X-Received: by 2002:a17:906:8307:: with SMTP id j7mr28982463ejx.420.1620716161994; Mon, 10 May 2021 23:56:01 -0700 (PDT) Received: from ?IPv6:2a02:908:1252:fb60:c3ab:ee01:d547:2c4e? ([2a02:908:1252:fb60:c3ab:ee01:d547:2c4e]) by smtp.gmail.com with ESMTPSA id w6sm8003653edc.25.2021.05.10.23.56.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 23:56:01 -0700 (PDT) Subject: Re: [PATCH v6 16/16] drm/amdgpu: Verify DMA opearations from device are done To: Andrey Grodzovsky , dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-pci@vger.kernel.org, daniel.vetter@ffwll.ch, Harry.Wentland@amd.com References: <20210510163625.407105-1-andrey.grodzovsky@amd.com> <20210510163625.407105-17-andrey.grodzovsky@amd.com> From: =?UTF-8?Q?Christian_K=c3=b6nig?= Message-ID: <2660cf0e-d312-787d-3100-8e1006d8cc35@gmail.com> Date: Tue, 11 May 2021 08:56:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210510163625.407105-17-andrey.grodzovsky@amd.com> Content-Language: en-US X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexander.Deucher@amd.com, gregkh@linuxfoundation.org, ppaalanen@gmail.com, helgaas@kernel.org, Felix.Kuehling@amd.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" QW0gMTAuMDUuMjEgdW0gMTg6MzYgc2NocmllYiBBbmRyZXkgR3JvZHpvdnNreToKPiBJbiBjYXNl IGRldmljZSByZW1vdmUgaXMganVzdCBzaW11YWx0ZWQgYnkgc3lzZnMgdGhlbiB2ZXJpZnkKPiBk ZXZpY2UgZG9lc24ndCBrZWVwIGRvaW5nIERNQSB0byB0aGUgcmVsZWFzZWQgbWVtb3J5IGFmdGVy Cj4gcGNpX3JlbW92ZSBpcyBkb25lLgo+Cj4gU2lnbmVkLW9mZi1ieTogQW5kcmV5IEdyb2R6b3Zz a3kgPGFuZHJleS5ncm9kem92c2t5QGFtZC5jb20+CgpBY2tlZC1ieTogQ2hyaXN0aWFuIEvDtm5p ZyA8Y2hyaXN0aWFuLmtvZW5pZ0BhbWQuY29tPgoKPiAtLS0KPiAgIGRyaXZlcnMvZ3B1L2RybS9h bWQvYW1kZ3B1L2FtZGdwdV9kcnYuYyB8IDYgKysrKysrCj4gICAxIGZpbGUgY2hhbmdlZCwgNiBp bnNlcnRpb25zKCspCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUv YW1kZ3B1X2Rydi5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2Rydi5jCj4g aW5kZXggODMwMDZmNDViMTBiLi41ZTZhZjllMGI3YmYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9n cHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2Rydi5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2Ft ZC9hbWRncHUvYW1kZ3B1X2Rydi5jCj4gQEAgLTEzMTQsNyArMTMxNCwxMyBAQCBhbWRncHVfcGNp X3JlbW92ZShzdHJ1Y3QgcGNpX2RldiAqcGRldikKPiAgIAlkcm1fZGV2X3VucGx1ZyhkZXYpOwo+ ICAgCWFtZGdwdV9kcml2ZXJfdW5sb2FkX2ttcyhkZXYpOwo+ICAgCj4gKwkvKgo+ICsJICogRmx1 c2ggYW55IGluIGZsaWdodCBETUEgb3BlcmF0aW9ucyBmcm9tIGRldmljZS4KPiArCSAqIENsZWFy IHRoZSBCdXMgTWFzdGVyIEVuYWJsZSBiaXQgYW5kIHRoZW4gd2FpdCBvbiB0aGUgUENJZSBEZXZp Y2UKPiArCSAqIFN0YXR1c1RyYW5zYWN0aW9ucyBQZW5kaW5nIGJpdC4KPiArCSAqLwo+ICAgCXBj aV9kaXNhYmxlX2RldmljZShwZGV2KTsKPiArCXBjaV93YWl0X2Zvcl9wZW5kaW5nX3RyYW5zYWN0 aW9uKHBkZXYpOwo+ICAgfQo+ICAgCj4gICBzdGF0aWMgdm9pZAoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==