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=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 1EB26C433E0 for ; Fri, 5 Feb 2021 08:06:41 +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 C4AFA64F97 for ; Fri, 5 Feb 2021 08:06:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C4AFA64F97 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org 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 C5F356F407; Fri, 5 Feb 2021 08:06:39 +0000 (UTC) Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by gabe.freedesktop.org (Postfix) with ESMTPS id EC5196F407 for ; Fri, 5 Feb 2021 08:06:37 +0000 (UTC) Received: by mail-pl1-x62f.google.com with SMTP id 8so3146910plc.10 for ; Fri, 05 Feb 2021 00:06:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=0h7G7Mj4IDj8rnVWNvWrWgFawKxEQo6DQAh97xBXxA8=; b=P4T3dsp/zg51lMl4zVUf/FfHVV74HZD0vbohhptRcrdr0GN+iZ8l7eE+Lh0lnG36oT +ff+ITPYx4UU/QAaW/aRUrQgtrd/SUj3jzRJRe+66kwapWq268jPw/MJ5Wivjs5d4WP+ 64CdRi6IhGvJrhthmEfquhDnx/BK83ex+AKJq2529nm44TPxgZpzVArlsZh8Cvj9FxyW v/ha42GRHLrv1AOqdfnf872X+O/4k8oQ56mDhZvKsLMVUovAwYIHnFozqYRqrSA3R1Q/ c19J3l2jnK7WsyUKR26mT71wU+FLRMTRkYPcgS8Or2OPtfLmbimHg7ESI1H160PH00jX 8jsw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=0h7G7Mj4IDj8rnVWNvWrWgFawKxEQo6DQAh97xBXxA8=; b=fOll5VbybxFZvYIc2Zdts3fSQCgGhSy1hdi4DUGwOcNnLyTyYHA6TLa0S+p7g5BWip ryPOQnsFhCyvLyZkV/tii0QtdT9Y1j1YAnXpuprNUVNZ3ODei4yijBQwci64eO7Om4LU n/Zn0yQNlnsEwULn4B9N9rTX57VYPkYm4vAVOl+HnC6bsWFBHCoI6pS+xKMo4Qpy5sWp xWANc9UCb/u7gAFqp/ZOX2DQykfn6RJdt79ICJorjZXHieVYPhuiBqVWaVTAuzZrrVth piC+HcOJjbJQT4+LnBKDdWzmHtrMAheNSyclpH1nCMMbkJpVwM/EY19Tniy/sYozGIa7 BdOw== X-Gm-Message-State: AOAM533Gtpgz+g8hTiAbyruX8RL5LHhVdpiA/0VA8pqEWJ40cHwShYRQ DE6QpT/gGM4QhAQ4S3RNmXIX6w== X-Google-Smtp-Source: ABdhPJwmeSiEy8q5ju3zjwrXliGZIHlzYK+gBb189/+0rR+aqgg3u0rJgcGBcFQZL55Ljr3xsdHWqg== X-Received: by 2002:a17:902:e844:b029:de:5abb:7df1 with SMTP id t4-20020a170902e844b02900de5abb7df1mr3247903plg.55.1612512397486; Fri, 05 Feb 2021 00:06:37 -0800 (PST) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id 32sm9520070pgq.80.2021.02.05.00.06.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Feb 2021 00:06:36 -0800 (PST) From: John Stultz To: lkml Subject: [RFC][PATCH v6 6/7] dma-buf: system_heap: Add drm pagepool support to system heap Date: Fri, 5 Feb 2021 08:06:20 +0000 Message-Id: <20210205080621.3102035-7-john.stultz@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210205080621.3102035-1-john.stultz@linaro.org> References: <20210205080621.3102035-1-john.stultz@linaro.org> MIME-Version: 1.0 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: dri-devel@lists.freedesktop.org, Sandeep Patil , Ezequiel Garcia , Robin Murphy , James Jones , Liam Mark , Laura Abbott , Chris Goldsworthy , Hridya Valsaraju , =?UTF-8?q?=C3=98rjan=20Eide?= , linux-media@vger.kernel.org, Suren Baghdasaryan , Christian Koenig , Daniel Mentz Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" VXRpbGl6ZSB0aGUgZHJtIHBhZ2Vwb29sIGNvZGUgdG8gc3BlZWQgdXAgYWxsb2NhdGlvbgpwZXJm b3JtYW5jZS4KClRoaXMgaXMgc2ltaWxhciB0byB0aGUgSU9OIHBhZ2Vwb29sIHVzYWdlLCBidXQg dHJpZXMgdG8KdXRpbGl6ZSBnZW5lcmljIGNvZGUgaW5zdGVhZCBvZiBhIGN1c3RvbSBpbXBsZW1l bnRhdGlvbi4KCkNjOiBEYW5pZWwgVmV0dGVyIDxkYW5pZWxAZmZ3bGwuY2g+CkNjOiBDaHJpc3Rp YW4gS29lbmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+CkNjOiBTdW1pdCBTZW13YWwgPHN1 bWl0LnNlbXdhbEBsaW5hcm8ub3JnPgpDYzogTGlhbSBNYXJrIDxsbWFya0Bjb2RlYXVyb3JhLm9y Zz4KQ2M6IENocmlzIEdvbGRzd29ydGh5IDxjZ29sZHN3b0Bjb2RlYXVyb3JhLm9yZz4KQ2M6IExh dXJhIEFiYm90dCA8bGFiYm90dEBrZXJuZWwub3JnPgpDYzogQnJpYW4gU3RhcmtleSA8QnJpYW4u U3RhcmtleUBhcm0uY29tPgpDYzogSHJpZHlhIFZhbHNhcmFqdSA8aHJpZHlhQGdvb2dsZS5jb20+ CkNjOiBTdXJlbiBCYWdoZGFzYXJ5YW4gPHN1cmVuYkBnb29nbGUuY29tPgpDYzogU2FuZGVlcCBQ YXRpbCA8c3NwYXRpbEBnb29nbGUuY29tPgpDYzogRGFuaWVsIE1lbnR6IDxkYW5pZWxtZW50ekBn b29nbGUuY29tPgpDYzogw5hyamFuIEVpZGUgPG9yamFuLmVpZGVAYXJtLmNvbT4KQ2M6IFJvYmlu IE11cnBoeSA8cm9iaW4ubXVycGh5QGFybS5jb20+CkNjOiBFemVxdWllbCBHYXJjaWEgPGV6ZXF1 aWVsQGNvbGxhYm9yYS5jb20+CkNjOiBTaW1vbiBTZXIgPGNvbnRhY3RAZW1lcnNpb24uZnI+CkNj OiBKYW1lcyBKb25lcyA8amFqb25lc0BudmlkaWEuY29tPgpDYzogbGludXgtbWVkaWFAdmdlci5r ZXJuZWwub3JnCkNjOiBkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnClNpZ25lZC1vZmYt Ynk6IEpvaG4gU3R1bHR6IDxqb2huLnN0dWx0ekBsaW5hcm8ub3JnPgotLS0KdjI6CiogRml4IGJ1 aWxkIGlzc3VlIGNhdXNlZCBieSBzZWxlY3RpbmcgUEFHRV9QT09MIHcvbyBORVQKICBhcyBSZXBv cnRlZC1ieToga2VybmVsIHRlc3Qgcm9ib3QgPGxrcEBpbnRlbC5jb20+CnYzOgoqIFNpbXBsaWZ5 IHRoZSBwYWdlIHplcm9pbmcgbG9naWMgYSBiaXQgYnkgdXNpbmcga21hcF9hdG9taWMKICBpbnN0 ZWFkIG9mIHZtYXAgYXMgc3VnZ2VzdGVkIGJ5IERhbmllbCBNZW50egp2NToKKiBTaGlmdCBhd2F5 IGZyb20gbmV0d29ya2luZyBwYWdlIHBvb2wgY29tcGxldGVseSB0bwogIGRtYWJ1ZiBwYWdlIHBv b2wgaW1wbGVtZW50YXRpb24KdjY6CiogU3dpdGNoIGFnYWluIHRvIHVzaW5nIHRoZSBkcm1fcGFn ZV9wb29sIGNvZGUgc2hhcmVkIHcvCiAgdHRtX3Bvb2wKLS0tCiBkcml2ZXJzL2RtYS1idWYvaGVh cHMvS2NvbmZpZyAgICAgICB8ICAxICsKIGRyaXZlcnMvZG1hLWJ1Zi9oZWFwcy9zeXN0ZW1faGVh cC5jIHwgNTYgKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0KIDIgZmlsZXMgY2hhbmdlZCwg NTQgaW5zZXJ0aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2Rt YS1idWYvaGVhcHMvS2NvbmZpZyBiL2RyaXZlcnMvZG1hLWJ1Zi9oZWFwcy9LY29uZmlnCmluZGV4 IGY3YWVmOGJjNzExOS4uN2UyODkzNGUwZGVmIDEwMDY0NAotLS0gYS9kcml2ZXJzL2RtYS1idWYv aGVhcHMvS2NvbmZpZworKysgYi9kcml2ZXJzL2RtYS1idWYvaGVhcHMvS2NvbmZpZwpAQCAtNCw2 ICs0LDcgQEAgY29uZmlnIERNQUJVRl9IRUFQU19ERUZFUlJFRF9GUkVFCiBjb25maWcgRE1BQlVG X0hFQVBTX1NZU1RFTQogCWJvb2wgIkRNQS1CVUYgU3lzdGVtIEhlYXAiCiAJZGVwZW5kcyBvbiBE TUFCVUZfSEVBUFMKKwlzZWxlY3QgRFJNX1BBR0VfUE9PTAogCWhlbHAKIAkgIENob29zZSB0aGlz IG9wdGlvbiB0byBlbmFibGUgdGhlIHN5c3RlbSBkbWFidWYgaGVhcC4gVGhlIHN5c3RlbSBoZWFw CiAJICBpcyBiYWNrZWQgYnkgcGFnZXMgZnJvbSB0aGUgYnVkZHkgYWxsb2NhdG9yLiBJZiBpbiBk b3VidCwgc2F5IFkuCmRpZmYgLS1naXQgYS9kcml2ZXJzL2RtYS1idWYvaGVhcHMvc3lzdGVtX2hl YXAuYyBiL2RyaXZlcnMvZG1hLWJ1Zi9oZWFwcy9zeXN0ZW1faGVhcC5jCmluZGV4IDE3ZTBlOWE2 OGJhZi4uNmQzOWU5ZjMyZTM2IDEwMDY0NAotLS0gYS9kcml2ZXJzL2RtYS1idWYvaGVhcHMvc3lz dGVtX2hlYXAuYworKysgYi9kcml2ZXJzL2RtYS1idWYvaGVhcHMvc3lzdGVtX2hlYXAuYwpAQCAt MjEsNiArMjEsOCBAQAogI2luY2x1ZGUgPGxpbnV4L3NsYWIuaD4KICNpbmNsdWRlIDxsaW51eC92 bWFsbG9jLmg+CiAKKyNpbmNsdWRlIDxkcm0vcGFnZV9wb29sLmg+CisKIHN0YXRpYyBzdHJ1Y3Qg ZG1hX2hlYXAgKnN5c19oZWFwOwogCiBzdHJ1Y3Qgc3lzdGVtX2hlYXBfYnVmZmVyIHsKQEAgLTUz LDYgKzU1LDcgQEAgc3RhdGljIGdmcF90IG9yZGVyX2ZsYWdzW10gPSB7SElHSF9PUkRFUl9HRlAs IExPV19PUkRFUl9HRlAsIExPV19PUkRFUl9HRlB9OwogICovCiBzdGF0aWMgY29uc3QgdW5zaWdu ZWQgaW50IG9yZGVyc1tdID0gezgsIDQsIDB9OwogI2RlZmluZSBOVU1fT1JERVJTIEFSUkFZX1NJ WkUob3JkZXJzKQorc3RydWN0IGRybV9wYWdlX3Bvb2wgKnBvb2xzW05VTV9PUkRFUlNdOwogCiBz dGF0aWMgc3RydWN0IHNnX3RhYmxlICpkdXBfc2dfdGFibGUoc3RydWN0IHNnX3RhYmxlICp0YWJs ZSkKIHsKQEAgLTI4MSwxOCArMjg0LDQ5IEBAIHN0YXRpYyB2b2lkIHN5c3RlbV9oZWFwX3Z1bm1h cChzdHJ1Y3QgZG1hX2J1ZiAqZG1hYnVmLCBzdHJ1Y3QgZG1hX2J1Zl9tYXAgKm1hcCkKIAlkbWFf YnVmX21hcF9jbGVhcihtYXApOwogfQogCitzdGF0aWMgaW50IHN5c3RlbV9oZWFwX2ZyZWVfcGFn ZXMoc3RydWN0IHBhZ2UgKnAsIHVuc2lnbmVkIGludCBvcmRlcikKK3sKKwlfX2ZyZWVfcGFnZXMo cCwgb3JkZXIpOworCXJldHVybiAxIDw8IG9yZGVyOworfQorCitzdGF0aWMgaW50IHN5c3RlbV9o ZWFwX3plcm9fYnVmZmVyKHN0cnVjdCBzeXN0ZW1faGVhcF9idWZmZXIgKmJ1ZmZlcikKK3sKKwlz dHJ1Y3Qgc2dfdGFibGUgKnNndCA9ICZidWZmZXItPnNnX3RhYmxlOworCXN0cnVjdCBzZ19wYWdl X2l0ZXIgcGl0ZXI7CisJc3RydWN0IHBhZ2UgKnA7CisJdm9pZCAqdmFkZHI7CisJaW50IHJldCA9 IDA7CisKKwlmb3JfZWFjaF9zZ3RhYmxlX3BhZ2Uoc2d0LCAmcGl0ZXIsIDApIHsKKwkJcCA9IHNn X3BhZ2VfaXRlcl9wYWdlKCZwaXRlcik7CisJCXZhZGRyID0ga21hcF9hdG9taWMocCk7CisJCW1l bXNldCh2YWRkciwgMCwgUEFHRV9TSVpFKTsKKwkJa3VubWFwX2F0b21pYyh2YWRkcik7CisJfQor CisJcmV0dXJuIHJldDsKK30KKwogc3RhdGljIHZvaWQgc3lzdGVtX2hlYXBfZG1hX2J1Zl9yZWxl YXNlKHN0cnVjdCBkbWFfYnVmICpkbWFidWYpCiB7CiAJc3RydWN0IHN5c3RlbV9oZWFwX2J1ZmZl ciAqYnVmZmVyID0gZG1hYnVmLT5wcml2OwogCXN0cnVjdCBzZ190YWJsZSAqdGFibGU7CiAJc3Ry dWN0IHNjYXR0ZXJsaXN0ICpzZzsKLQlpbnQgaTsKKwlpbnQgaSwgajsKKworCS8qIFplcm8gdGhl IGJ1ZmZlciBwYWdlcyBiZWZvcmUgYWRkaW5nIGJhY2sgdG8gdGhlIHBvb2wgKi8KKwlzeXN0ZW1f aGVhcF96ZXJvX2J1ZmZlcihidWZmZXIpOwogCiAJdGFibGUgPSAmYnVmZmVyLT5zZ190YWJsZTsK IAlmb3JfZWFjaF9zZyh0YWJsZS0+c2dsLCBzZywgdGFibGUtPm5lbnRzLCBpKSB7CiAJCXN0cnVj dCBwYWdlICpwYWdlID0gc2dfcGFnZShzZyk7CiAKLQkJX19mcmVlX3BhZ2VzKHBhZ2UsIGNvbXBv dW5kX29yZGVyKHBhZ2UpKTsKKwkJZm9yIChqID0gMDsgaiA8IE5VTV9PUkRFUlM7IGorKykgewor CQkJaWYgKGNvbXBvdW5kX29yZGVyKHBhZ2UpID09IG9yZGVyc1tqXSkKKwkJCQlicmVhazsKKwkJ fQorCQlkcm1fcGFnZV9wb29sX2FkZChwb29sc1tqXSwgcGFnZSk7CiAJfQogCXNnX2ZyZWVfdGFi bGUodGFibGUpOwogCWtmcmVlKGJ1ZmZlcik7CkBAIC0zMjMsNyArMzU3LDkgQEAgc3RhdGljIHN0 cnVjdCBwYWdlICphbGxvY19sYXJnZXN0X2F2YWlsYWJsZSh1bnNpZ25lZCBsb25nIHNpemUsCiAJ CWlmIChtYXhfb3JkZXIgPCBvcmRlcnNbaV0pCiAJCQljb250aW51ZTsKIAotCQlwYWdlID0gYWxs b2NfcGFnZXMob3JkZXJfZmxhZ3NbaV0sIG9yZGVyc1tpXSk7CisJCXBhZ2UgPSBkcm1fcGFnZV9w b29sX2ZldGNoKHBvb2xzW2ldKTsKKwkJaWYgKCFwYWdlKQorCQkJcGFnZSA9IGFsbG9jX3BhZ2Vz KG9yZGVyX2ZsYWdzW2ldLCBvcmRlcnNbaV0pOwogCQlpZiAoIXBhZ2UpCiAJCQljb250aW51ZTsK IAkJcmV0dXJuIHBhZ2U7CkBAIC00MjgsNiArNDY0LDIwIEBAIHN0YXRpYyBjb25zdCBzdHJ1Y3Qg ZG1hX2hlYXBfb3BzIHN5c3RlbV9oZWFwX29wcyA9IHsKIHN0YXRpYyBpbnQgc3lzdGVtX2hlYXBf Y3JlYXRlKHZvaWQpCiB7CiAJc3RydWN0IGRtYV9oZWFwX2V4cG9ydF9pbmZvIGV4cF9pbmZvOwor CWludCBpOworCisJZm9yIChpID0gMDsgaSA8IE5VTV9PUkRFUlM7IGkrKykgeworCQlwb29sc1tp XSA9IGRybV9wYWdlX3Bvb2xfY3JlYXRlKG9yZGVyc1tpXSwKKwkJCQkJCXN5c3RlbV9oZWFwX2Zy ZWVfcGFnZXMpOworCQlpZiAoSVNfRVJSKHBvb2xzW2ldKSkgeworCQkJaW50IGo7CisKKwkJCXBy X2VycigiJXM6IHBhZ2UgcG9vbCBjcmVhdGlvbiBmYWlsZWQhXG4iLCBfX2Z1bmNfXyk7CisJCQlm b3IgKGogPSAwOyBqIDwgaTsgaisrKQorCQkJCWRybV9wYWdlX3Bvb2xfZGVzdHJveShwb29sc1tq XSk7CisJCQlyZXR1cm4gUFRSX0VSUihwb29sc1tpXSk7CisJCX0KKwl9CiAKIAlleHBfaW5mby5u YW1lID0gInN5c3RlbSI7CiAJZXhwX2luZm8ub3BzID0gJnN5c3RlbV9oZWFwX29wczsKLS0gCjIu MjUuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJp LWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBz Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==