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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 058AAC34031 for ; Tue, 18 Feb 2020 22:03:56 +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 C8660207FD for ; Tue, 18 Feb 2020 22:03:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=poorly.run header.i=@poorly.run header.b="ULFrCBCt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C8660207FD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=poorly.run 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 680BC6EAA7; Tue, 18 Feb 2020 22:03:38 +0000 (UTC) Received: from mail-yw1-xc41.google.com (mail-yw1-xc41.google.com [IPv6:2607:f8b0:4864:20::c41]) by gabe.freedesktop.org (Postfix) with ESMTPS id C411E6EAA0 for ; Tue, 18 Feb 2020 22:03:34 +0000 (UTC) Received: by mail-yw1-xc41.google.com with SMTP id b186so10168413ywc.1 for ; Tue, 18 Feb 2020 14:03:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=poorly.run; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=9MJ2h70I41VNPuqusx++lycc2Hn4DBe7ATQubiICxr8=; b=ULFrCBCtzBrPZfrCgzWhdjzZHEXJN6H7GA8cqVycVY92zemxWZH71/nLV5izUT5tzO ziAn3t7YQayTJaNt2WC4RNpUCX/bUjRxKT8Rie6bEsnbVCEs+1GGX7g935ZLviqFzyao U6s1K1VHiISPjF8BrOgR8KM8Ro9aAQGVUkjB5OUo9PhxQgbW8pWR3lsOmvOJ19KADsCF olKE34IFXcpLi1RxWesZl0GjXJfJNufRm808AgbdTPiObgJ6XKuT8s0a4jmxDPrm/kuX CtXVAr3xO/Tx0CiYE1uEZ5AJ6GwjfPt45BVck54Yl2r01e7T9PKVACU0KIyh5BkQ4hzV 10NA== 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=9MJ2h70I41VNPuqusx++lycc2Hn4DBe7ATQubiICxr8=; b=WBUq/xGrcgrMBgITOfUuM9tFAZvWJ+pdh/RpLMUjAhnI8V9iBBrT+oAWTnFLXOEMl4 05+lmow1C44vyLJGQp7Y1RD2yUzr+pWPTUYh8X7GO1oSiEBA6vbQ7OvnIMQAoAgSXilq QjehP7uec1ojUWFDfTzfho0H2Sfvoep9BiZEbuTGWBHfeu1nVDrRQY4NHOM2Q5hiqNs6 pvz5tAXID/pgrVu/Su41oAuojMVfuzTA1M/LgzclD0hktvrVK+9KS2EKQoHvzxXvdnXd nvnasMw4lIoCYi5sJGHObID75CFHKdWU7d0jDbSqkQ9bV0i3sBmLDc7Q/HQALLYQGWUo Cnzg== X-Gm-Message-State: APjAAAXRmA9nCRMCednr16YCkDcKxuhY2oxI7e5ZS2tlSj9BreEDJxHX F182RLX7j8VFX1qWvc6ad5IjmMVdL9U= X-Google-Smtp-Source: APXvYqyLvvxhSnIZ1r9nlZ+/JeW/y97JevTE8oTIlAEMuLlFlQw9pJlp3I+ODPl1LZlGRBMDALO2Gw== X-Received: by 2002:a81:38d6:: with SMTP id f205mr17237128ywa.387.1582063413682; Tue, 18 Feb 2020 14:03:33 -0800 (PST) Received: from localhost ([2620:0:1013:11:1e1:4760:6ce4:fc64]) by smtp.gmail.com with ESMTPSA id y17sm29597ywd.23.2020.02.18.14.03.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Feb 2020 14:03:33 -0800 (PST) From: Sean Paul To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Subject: [PATCH v4 04/14] drm/i915: Intercept Aksv writes in the aux hooks Date: Tue, 18 Feb 2020 17:02:32 -0500 Message-Id: <20200218220242.107265-5-sean@poorly.run> X-Mailer: git-send-email 2.25.0.265.gbab2e86ba0-goog In-Reply-To: <20200218220242.107265-1-sean@poorly.run> References: <20200218220242.107265-1-sean@poorly.run> 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: daniel.vetter@ffwll.ch, Sean Paul , juston.li@intel.com, rodrigo.vivi@intel.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" RnJvbTogU2VhbiBQYXVsIDxzZWFucGF1bEBjaHJvbWl1bS5vcmc+CgpJbnN0ZWFkIG9mIGhhbmQg cm9sbGluZyB0aGUgdHJhbnNmZXIgb3Vyc2VsdmVzIGluIHRoZSBoZGNwIGhvb2ssIGluc3BlY3QK YXV4IG1lc3NhZ2VzIGFuZCBhZGQgdGhlIGFrc3YgZmxhZyBpbiB0aGUgYXV4IHRyYW5zZmVyIGhv b2suCgpJSVJDLCB0aGlzIHdhcyB0aGUgb3JpZ2luYWwgaW1wbGVtZW50YXRpb24gYW5kIGZvbGtz IHdhbnRlZCB0aGlzIGhhY2sgdG8KYmUgaXNvbGF0ZWQgdG8gdGhlIGhkY3AgY29kZSwgd2hpY2gg bWFrZXMgc2Vuc2UuCgpIb3dldmVyIGluIHRlc3RpbmcgYW4gTEcgbW9uaXRvciBvbiBteSBkZXNr LCBJIG5vdGljZWQgaXQgd2FzIHBhc3NpbmcKYmFjayBhIERFRkVSIHJlcGx5LiBUaGlzIHdhc24n dCBoYW5kbGVkIGluIG91ciBoYW5kLXJvbGxlZCBjb2RlIGFuZCBIRENQCmF1dGggd2FzIGZhaWxp bmcgYXMgYSByZXN1bHQuIEluc3RlYWQgb2YgY29weS9wYXN0aW5nIGFsbCBvZiB0aGUgcmV0cnkK bG9naWMgYW5kIGRlbGF5cyBmcm9tIGRybSBkcCBoZWxwZXJzLCBsZXQncyBqdXN0IHVzZSB0aGUg aGVscGVycyBhbmQgaGlkZQp0aGUgYWtzdiBzZWxlY3QgYXMgYmVzdCBhcyB3ZSBjYW4uCgpSZXZp ZXdlZC1ieTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4K UmV2aWV3ZWQtYnk6IFJhbWFsaW5nYW0gQyA8cmFtYWxpbmdhbS5jQGludGVsLmNvbT4KU2lnbmVk LW9mZi1ieTogU2VhbiBQYXVsIDxzZWFucGF1bEBjaHJvbWl1bS5vcmc+Ckxpbms6IGh0dHBzOi8v cGF0Y2h3b3JrLmZyZWVkZXNrdG9wLm9yZy9wYXRjaC9tc2dpZC8yMDE5MTIwMzE3MzYzOC45NDkx OS0zLXNlYW5AcG9vcmx5LnJ1biAjdjEKTGluazogaHR0cHM6Ly9wYXRjaHdvcmsuZnJlZWRlc2t0 b3Aub3JnL3BhdGNoL21zZ2lkLzIwMTkxMjEyMTkwMjMwLjE4ODUwNS01LXNlYW5AcG9vcmx5LnJ1 biAjdjIKTGluazogaHR0cHM6Ly9wYXRjaHdvcmsuZnJlZWRlc2t0b3Aub3JnL3BhdGNoL21zZ2lk LzIwMjAwMTE3MTkzMTAzLjE1NjgyMS01LXNlYW5AcG9vcmx5LnJ1biAjdjMKCkNoYW5nZXMgaW4g djI6Ci1SZW1vdmUgJ2dlbmVyYXRlJyBpbiBpbnRlbF9kcF9hdXhfZ2VuZXJhdGVfeGZlcl9mbGFn cywgbWFrZSBhcmcgY29uc3QgKFZpbGxlKQotQnVuZGxlIEFrc3YgaWYgc3RhdGVtZW50IHRvZ2V0 aGVyIChWaWxsZSkKLVJlbmFtZSAndHhidWYnIHRvICdha3N2JyAoVmlsbGUpCkNoYW5nZXMgaW4g djM6Ci1Ob25lCkNoYW5nZXMgaW4gdjQ6Ci1Ob25lCi0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUv ZGlzcGxheS9pbnRlbF9kcC5jIHwgNjIgKysrKysrKysrKysrLS0tLS0tLS0tLS0tLQogMSBmaWxl IGNoYW5nZWQsIDI5IGluc2VydGlvbnMoKyksIDMzIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYwppbmRleCA5NTQxYWIxMTYyNGQ4Li4xYzk0NzIxOGJj MzAwIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RwLmMK KysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jCkBAIC0xNTIzLDEy ICsxNTIzLDI3IEBAIGludGVsX2RwX2F1eF9oZWFkZXIodTggdHhidWZbSEVBREVSX1NJWkVdLAog CXR4YnVmWzNdID0gbXNnLT5zaXplIC0gMTsKIH0KIAorc3RhdGljIHUzMiBpbnRlbF9kcF9hdXhf eGZlcl9mbGFncyhjb25zdCBzdHJ1Y3QgZHJtX2RwX2F1eF9tc2cgKm1zZykKK3sKKwkvKgorCSAq IElmIHdlJ3JlIHRyeWluZyB0byBzZW5kIHRoZSBIRENQIEFrc3YsIHdlIG5lZWQgdG8gc2V0IGEg dGhlIEFrc3YKKwkgKiBzZWxlY3QgYml0IHRvIGluZm9ybSB0aGUgaGFyZHdhcmUgdG8gc2VuZCB0 aGUgQWtzdiBhZnRlciBvdXIgaGVhZGVyCisJICogc2luY2Ugd2UgY2FuJ3QgYWNjZXNzIHRoYXQg ZGF0YSBmcm9tIHNvZnR3YXJlLgorCSAqLworCWlmICgobXNnLT5yZXF1ZXN0ICYgfkRQX0FVWF9J MkNfTU9UKSA9PSBEUF9BVVhfTkFUSVZFX1dSSVRFICYmCisJICAgIG1zZy0+YWRkcmVzcyA9PSBE UF9BVVhfSERDUF9BS1NWKQorCQlyZXR1cm4gRFBfQVVYX0NIX0NUTF9BVVhfQUtTVl9TRUxFQ1Q7 CisKKwlyZXR1cm4gMDsKK30KKwogc3RhdGljIHNzaXplX3QKIGludGVsX2RwX2F1eF90cmFuc2Zl cihzdHJ1Y3QgZHJtX2RwX2F1eCAqYXV4LCBzdHJ1Y3QgZHJtX2RwX2F1eF9tc2cgKm1zZykKIHsK IAlzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwID0gY29udGFpbmVyX29mKGF1eCwgc3RydWN0IGlu dGVsX2RwLCBhdXgpOwogCXU4IHR4YnVmWzIwXSwgcnhidWZbMjBdOwogCXNpemVfdCB0eHNpemUs IHJ4c2l6ZTsKKwl1MzIgZmxhZ3MgPSBpbnRlbF9kcF9hdXhfeGZlcl9mbGFncyhtc2cpOwogCWlu dCByZXQ7CiAKIAlpbnRlbF9kcF9hdXhfaGVhZGVyKHR4YnVmLCBtc2cpOwpAQCAtMTU0OSw3ICsx NTY0LDcgQEAgaW50ZWxfZHBfYXV4X3RyYW5zZmVyKHN0cnVjdCBkcm1fZHBfYXV4ICphdXgsIHN0 cnVjdCBkcm1fZHBfYXV4X21zZyAqbXNnKQogCQkJbWVtY3B5KHR4YnVmICsgSEVBREVSX1NJWkUs IG1zZy0+YnVmZmVyLCBtc2ctPnNpemUpOwogCiAJCXJldCA9IGludGVsX2RwX2F1eF94ZmVyKGlu dGVsX2RwLCB0eGJ1ZiwgdHhzaXplLAotCQkJCQlyeGJ1ZiwgcnhzaXplLCAwKTsKKwkJCQkJcnhi dWYsIHJ4c2l6ZSwgZmxhZ3MpOwogCQlpZiAocmV0ID4gMCkgewogCQkJbXNnLT5yZXBseSA9IHJ4 YnVmWzBdID4+IDQ7CiAKQEAgLTE1NzIsNyArMTU4Nyw3IEBAIGludGVsX2RwX2F1eF90cmFuc2Zl cihzdHJ1Y3QgZHJtX2RwX2F1eCAqYXV4LCBzdHJ1Y3QgZHJtX2RwX2F1eF9tc2cgKm1zZykKIAkJ CXJldHVybiAtRTJCSUc7CiAKIAkJcmV0ID0gaW50ZWxfZHBfYXV4X3hmZXIoaW50ZWxfZHAsIHR4 YnVmLCB0eHNpemUsCi0JCQkJCXJ4YnVmLCByeHNpemUsIDApOworCQkJCQlyeGJ1ZiwgcnhzaXpl LCBmbGFncyk7CiAJCWlmIChyZXQgPiAwKSB7CiAJCQltc2ctPnJlcGx5ID0gcnhidWZbMF0gPj4g NDsKIAkJCS8qCkBAIC01OTQxLDE3ICs1OTU2LDkgQEAgc3RhdGljCiBpbnQgaW50ZWxfZHBfaGRj cF93cml0ZV9hbl9ha3N2KHN0cnVjdCBpbnRlbF9kaWdpdGFsX3BvcnQgKmludGVsX2RpZ19wb3J0 LAogCQkJCXU4ICphbikKIHsKLQlzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwID0gZW5jX3RvX2lu dGVsX2RwKHRvX2ludGVsX2VuY29kZXIoJmludGVsX2RpZ19wb3J0LT5iYXNlLmJhc2UpKTsKLQlz dGF0aWMgY29uc3Qgc3RydWN0IGRybV9kcF9hdXhfbXNnIG1zZyA9IHsKLQkJLnJlcXVlc3QgPSBE UF9BVVhfTkFUSVZFX1dSSVRFLAotCQkuYWRkcmVzcyA9IERQX0FVWF9IRENQX0FLU1YsCi0JCS5z aXplID0gRFJNX0hEQ1BfS1NWX0xFTiwKLQl9OwotCXU4IHR4YnVmW0hFQURFUl9TSVpFICsgRFJN X0hEQ1BfS1NWX0xFTl0gPSB7fSwgcnhidWZbMl0sIHJlcGx5ID0gMDsKKwl1OCBha3N2W0RSTV9I RENQX0tTVl9MRU5dID0ge307CiAJc3NpemVfdCBkcGNkX3JldDsKLQlpbnQgcmV0OwogCi0JLyog T3V0cHV0IEFuIGZpcnN0LCB0aGF0J3MgZWFzeSAqLwogCWRwY2RfcmV0ID0gZHJtX2RwX2RwY2Rf d3JpdGUoJmludGVsX2RpZ19wb3J0LT5kcC5hdXgsIERQX0FVWF9IRENQX0FOLAogCQkJCSAgICAg YW4sIERSTV9IRENQX0FOX0xFTik7CiAJaWYgKGRwY2RfcmV0ICE9IERSTV9IRENQX0FOX0xFTikg ewpAQCAtNTk2MSwyOSArNTk2OCwxOCBAQCBpbnQgaW50ZWxfZHBfaGRjcF93cml0ZV9hbl9ha3N2 KHN0cnVjdCBpbnRlbF9kaWdpdGFsX3BvcnQgKmludGVsX2RpZ19wb3J0LAogCX0KIAogCS8qCi0J ICogU2luY2UgQWtzdiBpcyBPaC1Tby1TZWNyZXQsIHdlIGNhbid0IGFjY2VzcyBpdCBpbiBzb2Z0 d2FyZS4gU28gaW4KLQkgKiBvcmRlciB0byBnZXQgaXQgb24gdGhlIHdpcmUsIHdlIG5lZWQgdG8g Y3JlYXRlIHRoZSBBVVggaGVhZGVyIGFzIGlmCi0JICogd2Ugd2VyZSB3cml0aW5nIHRoZSBkYXRh LCBhbmQgdGhlbiB0aWNrbGUgdGhlIGhhcmR3YXJlIHRvIG91dHB1dCB0aGUKLQkgKiBkYXRhIG9u Y2UgdGhlIGhlYWRlciBpcyBzZW50IG91dC4KKwkgKiBTaW5jZSBBa3N2IGlzIE9oLVNvLVNlY3Jl dCwgd2UgY2FuJ3QgYWNjZXNzIGl0IGluIHNvZnR3YXJlLiBTbyB3ZQorCSAqIHNlbmQgYW4gZW1w dHkgYnVmZmVyIG9mIHRoZSBjb3JyZWN0IGxlbmd0aCB0aHJvdWdoIHRoZSBEUCBoZWxwZXJzLiBP bgorCSAqIHRoZSBvdGhlciBzaWRlLCBpbiB0aGUgdHJhbnNmZXIgaG9vaywgd2UnbGwgZ2VuZXJh dGUgYSBmbGFnIGJhc2VkIG9uCisJICogdGhlIGRlc3RpbmF0aW9uIGFkZHJlc3Mgd2hpY2ggd2ls bCB0aWNrbGUgdGhlIGhhcmR3YXJlIHRvIG91dHB1dCB0aGUKKwkgKiBBa3N2IG9uIG91ciBiZWhh bGYgYWZ0ZXIgdGhlIGhlYWRlciBpcyBzZW50LgogCSAqLwotCWludGVsX2RwX2F1eF9oZWFkZXIo dHhidWYsICZtc2cpOwotCi0JcmV0ID0gaW50ZWxfZHBfYXV4X3hmZXIoaW50ZWxfZHAsIHR4YnVm LCBIRUFERVJfU0laRSArIG1zZy5zaXplLAotCQkJCXJ4YnVmLCBzaXplb2YocnhidWYpLAotCQkJ CURQX0FVWF9DSF9DVExfQVVYX0FLU1ZfU0VMRUNUKTsKLQlpZiAocmV0IDwgMCkgewotCQlEUk1f REVCVUdfS01TKCJXcml0ZSBBa3N2IG92ZXIgRFAvQVVYIGZhaWxlZCAoJWQpXG4iLCByZXQpOwot CQlyZXR1cm4gcmV0OwotCX0gZWxzZSBpZiAocmV0ID09IDApIHsKLQkJRFJNX0RFQlVHX0tNUygi QWtzdiB3cml0ZSBvdmVyIERQL0FVWCB3YXMgZW1wdHlcbiIpOwotCQlyZXR1cm4gLUVJTzsKLQl9 Ci0KLQlyZXBseSA9IChyeGJ1ZlswXSA+PiA0KSAmIERQX0FVWF9OQVRJVkVfUkVQTFlfTUFTSzsK LQlpZiAocmVwbHkgIT0gRFBfQVVYX05BVElWRV9SRVBMWV9BQ0spIHsKLQkJRFJNX0RFQlVHX0tN UygiQWtzdiB3cml0ZTogbm8gRFBfQVVYX05BVElWRV9SRVBMWV9BQ0sgJXhcbiIsCi0JCQkgICAg ICByZXBseSk7Ci0JCXJldHVybiAtRUlPOworCWRwY2RfcmV0ID0gZHJtX2RwX2RwY2Rfd3JpdGUo JmludGVsX2RpZ19wb3J0LT5kcC5hdXgsIERQX0FVWF9IRENQX0FLU1YsCisJCQkJICAgICBha3N2 LCBEUk1fSERDUF9LU1ZfTEVOKTsKKwlpZiAoZHBjZF9yZXQgIT0gRFJNX0hEQ1BfS1NWX0xFTikg eworCQlEUk1fREVCVUdfS01TKCJGYWlsZWQgdG8gd3JpdGUgQWtzdiBvdmVyIERQL0FVWCAoJXpk KVxuIiwKKwkJCSAgICAgIGRwY2RfcmV0KTsKKwkJcmV0dXJuIGRwY2RfcmV0ID49IDAgPyAtRUlP IDogZHBjZF9yZXQ7CiAJfQogCXJldHVybiAwOwogfQotLSAKU2VhbiBQYXVsLCBTb2Z0d2FyZSBF bmdpbmVlciwgR29vZ2xlIC8gQ2hyb21pdW0gT1MKCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2RyaS1kZXZlbAo=