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=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 7A5A9C433DF for ; Fri, 29 May 2020 04:25:02 +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 4EE1A2074D for ; Fri, 29 May 2020 04:25:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4EE1A2074D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B05FB6E859; Fri, 29 May 2020 04:25:01 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 969FE6E858 for ; Fri, 29 May 2020 04:25:00 +0000 (UTC) IronPort-SDR: VlOVjBbFY/FrbTsVUe4npdTLOnaLmq1B+wkil0iKiacXsOfbJpTxdJpMSdlMlPj9Opu22AQa/8 LOdPraS6OECQ== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 May 2020 21:25:00 -0700 IronPort-SDR: Dshk670W0rUh5Nte1PC9wryGKdf60+3qI0LbpHPy2lLElpM3idkv9P2WG2/KPia1eBUZjl7AMS kfGMeJbNQP4w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,447,1583222400"; d="scan'208";a="292241394" Received: from kbs1-mobl1.gar.corp.intel.com (HELO [10.213.66.141]) ([10.213.66.141]) by fmsmga004.fm.intel.com with ESMTP; 28 May 2020 21:24:58 -0700 To: Paulo Zanoni , intel-gfx@lists.freedesktop.org References: <20200420094746.20409-1-karthik.b.s@intel.com> <20200420094746.20409-5-karthik.b.s@intel.com> <1be83da5bd7eff864200e157c2461fa708699dbb.camel@intel.com> From: Karthik B S Message-ID: <7bc8589b-c8cd-d707-da7e-b6ec3eb4c45b@intel.com> Date: Fri, 29 May 2020 09:54:56 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <1be83da5bd7eff864200e157c2461fa708699dbb.camel@intel.com> Content-Language: en-US Subject: Re: [Intel-gfx] [PATCH v2 4/6] drm/i915: Make commit call blocking in case of async flips X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" CgpPbiA0LzI0LzIwMjAgMTE6MTYgUE0sIFBhdWxvIFphbm9uaSB3cm90ZToKPiBFbSBzZWcsIDIw MjAtMDQtMjAgw6BzIDE1OjE3ICswNTMwLCBLYXJ0aGlrIEIgUyBlc2NyZXZldToKPj4gTWFrZSB0 aGUgY29tbWl0IGNhbGwgYmxvY2tpbmcgaW4gY2FzZSBvZiBhc3luYyBmbGlwcwo+PiBzbyB0aGF0 IHRoZXJlIGlzIG5vIGRlbGF5IGluIGNvbXBsZXRpbmcgdGhlIGZsaXAuCj4+Cj4gCj4gSSdtIHRy eWluZyB0byB1bmRlcnN0YW5kIHRoZSBjb2RlLiBDYW4geW91IHBsZWFzZSBlbGFib3JhdGUgbW9y ZSBoZXJlCj4gaW4gdGhpcyBjb21taXQgbWVzc2FnZT8gV2h5IGV4YWN0bHkgZG9lcyB0aGUgY2Fs bCBuZWVkIHRvIGJsb2NrPyBXaGF0Cj4gd291bGQgYmUgdGhlIHByb2JsZW0gb2Ygbm90IGhhdmlu ZyB0aGlzIHBhdGNoPyBBbmQgaG93IGRvZXMgYmxvY2tpbmcKPiBlbnN1cmVzIG5vIGRlbGF5PwoK TXkgaW5pdGlhbCBhc3N1bXB0aW9uIHdhcyB0aGF0IGJsb2NraW5nIGNhbGwgd291bGQgZW5zdXJl IGxlc3NlciBkZWxheSAKYXMgY29tbWl0IHRhaWwgaXMgaW1tZWRpYXRlbHkgY2FsbGVkLCBidXQg YWZ0ZXIgcnVubmluZyBzb21lIApiZW5jaG1hcmtpbmcgdGVzdHMsIGl0cyBjbGVhcmx5IG5vdCB0 aGUgY2FzZS4KClNvIG5vIHBvaW50IGluIGhhdmluZyB0aGlzLCByZW1vdmVkIHRoaXMgcGF0Y2gg aW4gVjMuCgpUaGFua3MsCkthcnRoaWsuQi5TCj4gCj4+IHYyOiAtUmViYXNlZAo+Pgo+PiBTaWdu ZWQtb2ZmLWJ5OiBLYXJ0aGlrIEIgUyA8a2FydGhpay5iLnNAaW50ZWwuY29tPgo+PiAtLS0KPj4g ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2Rpc3BsYXkuYyB8IDE1ICsrKysr KysrKystLS0tLQo+PiAgIDEgZmlsZSBjaGFuZ2VkLCAxMCBpbnNlcnRpb25zKCspLCA1IGRlbGV0 aW9ucygtKQo+Pgo+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9p bnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2Rpc3Bs YXkuYwo+PiBpbmRleCA4NjAxYjE1OWY0MjUuLmE1MjAzZGUyNDA0NSAxMDA2NDQKPj4gLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kaXNwbGF5LmMKPj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kaXNwbGF5LmMKPj4gQEAgLTE1NTYzLDcg KzE1NTYzLDkgQEAgc3RhdGljIGludCBpbnRlbF9hdG9taWNfY29tbWl0KHN0cnVjdCBkcm1fZGV2 aWNlICpkZXYsCj4+ICAgewo+PiAgIAlzdHJ1Y3QgaW50ZWxfYXRvbWljX3N0YXRlICpzdGF0ZSA9 IHRvX2ludGVsX2F0b21pY19zdGF0ZShfc3RhdGUpOwo+PiAgIAlzdHJ1Y3QgZHJtX2k5MTVfcHJp dmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGRldik7Cj4+IC0JaW50IHJldCA9IDA7Cj4+ICsJc3Ry dWN0IGludGVsX2NydGNfc3RhdGUgKm5ld19jcnRjX3N0YXRlOwo+PiArCXN0cnVjdCBpbnRlbF9j cnRjICpjcnRjOwo+PiArCWludCByZXQgPSAwLCBpOwo+PiAgIAo+PiAgIAlzdGF0ZS0+d2FrZXJl ZiA9IGludGVsX3J1bnRpbWVfcG1fZ2V0KCZkZXZfcHJpdi0+cnVudGltZV9wbSk7Cj4+ICAgCj4+ IEBAIC0xNTU4OSwxMCArMTU1OTEsNiBAQCBzdGF0aWMgaW50IGludGVsX2F0b21pY19jb21taXQo c3RydWN0IGRybV9kZXZpY2UgKmRldiwKPj4gICAJICogKGFzc3VtaW5nIHdlIGhhZCBhbnkpIHdv dWxkIHNvbHZlIHRoZXNlIHByb2JsZW1zLgo+PiAgIAkgKi8KPj4gICAJaWYgKElOVEVMX0dFTihk ZXZfcHJpdikgPCA5ICYmIHN0YXRlLT5iYXNlLmxlZ2FjeV9jdXJzb3JfdXBkYXRlKSB7Cj4+IC0J CXN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpuZXdfY3J0Y19zdGF0ZTsKPj4gLQkJc3RydWN0IGlu dGVsX2NydGMgKmNydGM7Cj4+IC0JCWludCBpOwo+PiAtCj4+ICAgCQlmb3JfZWFjaF9uZXdfaW50 ZWxfY3J0Y19pbl9zdGF0ZShzdGF0ZSwgY3J0YywgbmV3X2NydGNfc3RhdGUsIGkpCj4+ICAgCQkJ aWYgKG5ld19jcnRjX3N0YXRlLT53bS5uZWVkX3Bvc3R2YmxfdXBkYXRlIHx8Cj4+ICAgCQkJICAg IG5ld19jcnRjX3N0YXRlLT51cGRhdGVfd21fcG9zdCkKPj4gQEAgLTE1NjM0LDYgKzE1NjMyLDEz IEBAIHN0YXRpYyBpbnQgaW50ZWxfYXRvbWljX2NvbW1pdChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2 LAo+PiAgIAlkcm1fYXRvbWljX3N0YXRlX2dldCgmc3RhdGUtPmJhc2UpOwo+PiAgIAlJTklUX1dP UksoJnN0YXRlLT5iYXNlLmNvbW1pdF93b3JrLCBpbnRlbF9hdG9taWNfY29tbWl0X3dvcmspOwo+ PiAgIAo+PiArCWZvcl9lYWNoX25ld19pbnRlbF9jcnRjX2luX3N0YXRlKHN0YXRlLCBjcnRjLCBu ZXdfY3J0Y19zdGF0ZSwgaSkgewo+PiArCQlpZiAobmV3X2NydGNfc3RhdGUtPnVhcGkuYXN5bmNf ZmxpcCkgewo+PiArCQkJbm9uYmxvY2sgPSBmYWxzZTsKPj4gKwkJCWJyZWFrOwo+PiArCQl9Cj4+ ICsJfQo+PiArCj4+ICAgCWk5MTVfc3dfZmVuY2VfY29tbWl0KCZzdGF0ZS0+Y29tbWl0X3JlYWR5 KTsKPj4gICAJaWYgKG5vbmJsb2NrICYmIHN0YXRlLT5tb2Rlc2V0KSB7Cj4+ICAgCQlxdWV1ZV93 b3JrKGRldl9wcml2LT5tb2Rlc2V0X3dxLCAmc3RhdGUtPmJhc2UuY29tbWl0X3dvcmspOwo+IApf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK