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=-10.5 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,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 C7D50C433DB for ; Mon, 11 Jan 2021 21:28:46 +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 7340122CB2 for ; Mon, 11 Jan 2021 21:28:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7340122CB2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C27088996E; Mon, 11 Jan 2021 21:28:43 +0000 (UTC) Received: from mail-ot1-x332.google.com (mail-ot1-x332.google.com [IPv6:2607:f8b0:4864:20::332]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2B40E8999E; Mon, 11 Jan 2021 21:28:43 +0000 (UTC) Received: by mail-ot1-x332.google.com with SMTP id d8so284989otq.6; Mon, 11 Jan 2021 13:28:43 -0800 (PST) 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:content-transfer-encoding; bh=L6rV20Xdr5h2sJR7FPyRAHmsj7qGE3iCwY0just4RS4=; b=T8e/YQcd2KHSenV74TjYgqb9xj+x66tHFhoWo3N01xCL+bNWieCyyMOh8QvcvNnTHj Ve9grHHRan+OWpTcYvMfk+1uZf5RwkaMRz4i86YBpbvysjqIhTMdCQZnW8H4VMojzUh5 rNR6kmhjC1YIMRuaWdHDJq5oHmwSK1kltSjp76sQyLpOKCj+2XqPSd/M89H2WoY2Suey fC2JtCLXnc86WZtvgFvoIcjezTQuydIPtS6MkKu5ZAas+zEIMGCUdoKdsloDpUb2VH6q qPPYvIiAxCgX01E30yFWqKyLCgD6h831FiIRVMUp8QO4QdjeATSmXLI+QsA0fsWiab0J 5dkw== 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:content-transfer-encoding; bh=L6rV20Xdr5h2sJR7FPyRAHmsj7qGE3iCwY0just4RS4=; b=gR6rau8/T5jRRlUhDEg4iGPpw12gp/VxUC6DcIwTVi2Ggx5qZx+tJCACJ+JmP62IXe unrJA3IhPoCrHQ3asslYWpY4ryr3JTXXmTU7PClM+bhJSzmY8hE0lWElU66Up9dSqduE GhijZsgV2BBqaChxbeLI6T5HMjMFy1y2sFuccvoXANb9Evl4aato6pCSivcJT6sZzpJV a+kOrQdI2Yp1ns0OF5g0cnFMsblupmr8wsMI39e0NxF507KX2WwTCysiIC6wHp3ib9Gt wZBr0FwUcVwVYrdWnAwyVPG3EDp16aogNMCQbGNkU+zMkG614dSpy4mDpq/YgVLayaLS 94wQ== X-Gm-Message-State: AOAM533qNpRwgzzlU+NLuyj0QKiy77Objs6rk6tpM4bO0lw/Gwq+Z3JY Ygs+mSRI+00BlBvj1DoeTKDYXpGWtqHqngo7HEdYrBUHg7E= X-Google-Smtp-Source: ABdhPJwmYjDh2Mmz2DG3XJArULgg6mcvDrgdrsQ+OLMvS4zwugxW5VAQyCJP2be3vpvhXIqd5rYAw2hXfnHHNonILAc= X-Received: by 2002:a9d:75d4:: with SMTP id c20mr703562otl.311.1610400522478; Mon, 11 Jan 2021 13:28:42 -0800 (PST) MIME-Version: 1.0 References: <20210110021142.28221-1-bas@basnieuwenhuizen.nl> In-Reply-To: From: Alex Deucher Date: Mon, 11 Jan 2021 16:28:31 -0500 Message-ID: Subject: Re: [PATCH v2] drm: Check actual format for legacy pageflip. To: Bas Nieuwenhuizen X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Vetter , Intel Graphics Development , Zhan Liu , amd-gfx list , "Kazlauskas, Nicholas" , Maling list - DRI developers , "Deucher, Alexander" , =?UTF-8?Q?Christian_K=C3=B6nig?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" T24gTW9uLCBKYW4gMTEsIDIwMjEgYXQgMTE6MzkgQU0gQmFzIE5pZXV3ZW5odWl6ZW4KPGJhc0Bi YXNuaWV1d2VuaHVpemVuLm5sPiB3cm90ZToKPgo+IE9uIE1vbiwgSmFuIDExLCAyMDIxIGF0IDQ6 MDIgUE0gQWxleCBEZXVjaGVyIDxhbGV4ZGV1Y2hlckBnbWFpbC5jb20+IHdyb3RlOgo+ID4KPiA+ IE9uIFNhdCwgSmFuIDksIDIwMjEgYXQgOToxMSBQTSBCYXMgTmlldXdlbmh1aXplbgo+ID4gPGJh c0BiYXNuaWV1d2VuaHVpemVuLm5sPiB3cm90ZToKPiA+ID4KPiA+ID4gV2l0aCBtb2RpZmllcnMg b25lIGNhbiBhY3R1YWxseSBoYXZlIGRpZmZlcmVudCBmb3JtYXRfaW5mbyBzdHJ1Y3RzCj4gPiA+ IGZvciB0aGUgc2FtZSBmb3JtYXQsIHdoaWNoIG5vdyBtYXR0ZXJzIGZvciBBTURHUFUgc2luY2Ug d2UgY29udmVydAo+ID4gPiBpbXBsaWNpdCBtb2RpZmllcnMgdG8gZXhwbGljaXQgbW9kaWZpZXJz IHdpdGggbXVsdGlwbGUgcGxhbmVzLgo+ID4gPgo+ID4gPiBJIGNoZWNrZWQgb3RoZXIgZHJpdmVy cyBhbmQgaXQgZG9lc24ndCBsb29rIGxpa2UgdGhleSBlbmQgdXAgdHJpZ2dlcmluZwo+ID4gPiB0 aGlzIGNhc2Ugc28gSSB0aGluayB0aGlzIGlzIHNhZmUgdG8gcmVsYXguCj4gPiA+Cj4gPiA+IFNp Z25lZC1vZmYtYnk6IEJhcyBOaWV1d2VuaHVpemVuIDxiYXNAYmFzbmlldXdlbmh1aXplbi5ubD4K PiA+ID4gUmV2aWV3ZWQtYnk6IERhbmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAZmZ3bGwuY2g+ Cj4gPiA+IFJldmlld2VkLWJ5OiBaaGFuIExpdSA8emhhbi5saXVAYW1kLmNvbT4KPiA+ID4gQWNr ZWQtYnk6IENocmlzdGlhbiBLw7ZuaWcgPGNocmlzdGlhbi5rb2VuaWdAYW1kLmNvbT4KPiA+ID4g QWNrZWQtYnk6IEFsZXggRGV1Y2hlciA8YWxleGFuZGVyLmRldWNoZXJAYW1kLmNvbT4KPiA+ID4g Rml4ZXM6IDgxNjg1M2Y5ZGM0MCAoImRybS9hbWQvZGlzcGxheTogU2V0IG5ldyBmb3JtYXQgaW5m byBmb3IgY29udmVydGVkIG1ldGFkYXRhLiIpCj4gPgo+ID4gRG8geW91IGhhdmUgY29tbWl0IHJp Z2h0cyB0byBkcm0tbWlzYyBvciBkbyB5b3UgbmVlZCBzb21lb25lIHRvIGNvbW1pdAo+ID4gdGhp cyBmb3IgeW91Pwo+Cj4gSSBkb24ndCBoYXZlIGNvbW1pdCByaWdodHMgc28gaWYgdGhlIHBhdGNo IGNvdWxkIGJlIGNvbW1pdHRlZCBmb3IgbWUKPiB0aGF0IHdvdWxkIGJlIGFwcHJlY2lhdGVkIQoK UHVzaGVkIHRvIGRybS1taXNjLWZpeGVzLiAgVGhhbmtzIQoKSWYgeW91IHdhbnQgYWNjZXNzIHRv IGRybS1taXNjLCBJIGRvbid0IHNlZSBhbnkgcmVhc29uIHlvdSBzaG91bGRuJ3QgaGF2ZSBpdC4K CkFsZXgKCgo+ID4KPiA+IFRoYW5rcyEKPiA+Cj4gPiBBbGV4Cj4gPgo+ID4gPiAtLS0KPiA+ID4g IGRyaXZlcnMvZ3B1L2RybS9kcm1fcGxhbmUuYyB8IDkgKysrKysrKystCj4gPiA+ICAxIGZpbGUg Y2hhbmdlZCwgOCBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0pCj4gPiA+Cj4gPiA+IGRpZmYg LS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vZHJtX3BsYW5lLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJt X3BsYW5lLmMKPiA+ID4gaW5kZXggZTYyMzE5NDdmOTg3Li5hMGNiNzQ2YmNiMGEgMTAwNjQ0Cj4g PiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fcGxhbmUuYwo+ID4gPiArKysgYi9kcml2ZXJz L2dwdS9kcm0vZHJtX3BsYW5lLmMKPiA+ID4gQEAgLTExNjMsNyArMTE2MywxNCBAQCBpbnQgZHJt X21vZGVfcGFnZV9mbGlwX2lvY3RsKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCj4gPiA+ICAgICAg ICAgaWYgKHJldCkKPiA+ID4gICAgICAgICAgICAgICAgIGdvdG8gb3V0Owo+ID4gPgo+ID4gPiAt ICAgICAgIGlmIChvbGRfZmItPmZvcm1hdCAhPSBmYi0+Zm9ybWF0KSB7Cj4gPiA+ICsgICAgICAg LyoKPiA+ID4gKyAgICAgICAgKiBPbmx5IGNoZWNrIHRoZSBGT1VSQ0MgZm9ybWF0IGNvZGUsIGV4 Y2x1ZGluZyBtb2RpZmllcnMuIFRoaXMgaXMKPiA+ID4gKyAgICAgICAgKiBlbm91Z2ggZm9yIGFs bCBsZWdhY3kgZHJpdmVycy4gQXRvbWljIGRyaXZlcnMgaGF2ZSB0aGVpciBvd24KPiA+ID4gKyAg ICAgICAgKiBjaGVja3MgaW4gdGhlaXIgLT5hdG9taWNfY2hlY2sgaW1wbGVtZW50YXRpb24sIHdo aWNoIHdpbGwKPiA+ID4gKyAgICAgICAgKiByZXR1cm4gLUVJTlZBTCBpZiBhbnkgaHcgb3IgZHJp dmVyIGNvbnN0cmFpbnQgaXMgdmlvbGF0ZWQgZHVlCj4gPiA+ICsgICAgICAgICogdG8gbW9kaWZp ZXIgY2hhbmdlcy4KPiA+ID4gKyAgICAgICAgKi8KPiA+ID4gKyAgICAgICBpZiAob2xkX2ZiLT5m b3JtYXQtPmZvcm1hdCAhPSBmYi0+Zm9ybWF0LT5mb3JtYXQpIHsKPiA+ID4gICAgICAgICAgICAg ICAgIERSTV9ERUJVR19LTVMoIlBhZ2UgZmxpcCBpcyBub3QgYWxsb3dlZCB0byBjaGFuZ2UgZnJh bWUgYnVmZmVyIGZvcm1hdC5cbiIpOwo+ID4gPiAgICAgICAgICAgICAgICAgcmV0ID0gLUVJTlZB TDsKPiA+ID4gICAgICAgICAgICAgICAgIGdvdG8gb3V0Owo+ID4gPiAtLQo+ID4gPiAyLjI5LjIK PiA+ID4KPiA+ID4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KPiA+ID4gYW1kLWdmeCBtYWlsaW5nIGxpc3QKPiA+ID4gYW1kLWdmeEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKPiA+ID4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9hbWQtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZl bAo=