From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan MacDonald Subject: Re: [PATCH 0/4] Fix DP busy wait and defer disabling overlay plane Date: Fri, 10 Mar 2017 11:11:46 +0000 Message-ID: References: <20170227112824.24501-1-p.zabel@pengutronix.de> <1488201219.3643.19.camel@pengutronix.de> <1488789571.2464.10.camel@pengutronix.de> <1488808258.2464.38.camel@pengutronix.de> <20170306162900.GW21222@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x243.google.com (mail-wm0-x243.google.com [IPv6:2a00:1450:400c:c09::243]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7A2116EE27 for ; Fri, 10 Mar 2017 11:11:48 +0000 (UTC) Received: by mail-wm0-x243.google.com with SMTP id u132so1731861wmg.1 for ; Fri, 10 Mar 2017 03:11:48 -0800 (PST) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Russell King - ARM Linux Cc: dri-devel@lists.freedesktop.org, kernel@pengutronix.de List-Id: dri-devel@lists.freedesktop.org SSB0aGluayB0aGUgZWFzaWVzdCAoaWYgZGVmaW5pdGVseSBub3QgdGhlIGZhc3Rlc3QpIHdheSBm b3IgbWUgdG8gdGVzdAp0aGVzZSBwYXRjaGVzIHRoZSBBcmNoIHdheQoKSUYKCnRoZXkgd2lsbCBh cHBseSBjbGVhbmx5IGFnYWluc3QgNC4xMS1yYzEgaXMgdG8gcGF0Y2ggdGhlCmxpbnV4LWFybXY3 LXJjIFBLR0JVSUxEIHNvIHRoYXQgaXQgd2lsbCBhcHBseSBQaGlsbGlwcCdzIHBhdGNoZXMKYmVm b3JlIGl0IGJ1aWxkcyB0aGUga2VybmVsLgoKVGhlIGxpbnV4LWFybXY3LXJjIFBLR0JVSUxEIGlz IGF2YWlsYWJsZSBmcm9tCgpnaXQgY2xvbmUgaHR0cHM6Ly9naXRodWIuY29tL2FyY2hsaW51eGFy bS9QS0dCVUlMRHMuZ2l0Cgp1bmRlciBjb3JlL2xpbnV4LWFybXY3LXJjLiBJIHRoaW5rIGFsbCBJ IHNob3VsZCBuZWVkIHRvIGRvIGlzIGFkZDoKCmdpdCBmZXRjaCBodHRwczovL2dpdC5wZW5ndXRy b25peC5kZS9naXQvcHphL2xpbnV4LmdpdAp0YWdzL3Y0LjEwLWlwdS1kcC1wbGFuZS1maXgKZ2l0 IGNoZWNrb3V0IEZFVENIX0hFQUQKClRvIHRoZSBwcmVwYXJlKCkgc2VjdGlvbiBvZiB0aGUgUEtH QlVJTEQsIHByb2IganVzdCBhZnRlciB0aGUgbGFzdApgZ2l0IGFwcGx5IC4uLmAgbGluZQoKU2hv dWxkIHlvdXIgcGF0Y2hlcyB3b3JrIGZpbmUgdW5kZXIgNC4xMS1yYzEgUGhpbGxpcHAgb3IgZG8g SSBuZWVkIHRvCnRlc3QgYWdhaW50IHRoZSB2ZXJ5IGxhdGVzdCBnaXQ/IEkgcmVhbGlzZSB0aGF0 IHdvdWxkIGJlIHByZWZlcnJlZC4KCklmIGFueW9uZSBjYW4gdGVsbCBtZSBob3cgSSB3b3VsZCBi dWlsZCBsaW51eCBnaXQgc3BlY2lmaWNhbGx5IGZvcgpBcmNoIG9uIHRoZSBTQUJSRSBMaXRlLCB0 aGF0J2QgYmUgZXZlbiBiZXR0ZXIhIEkgaGF2ZW4ndCBuZWVkZWQgdG8KYnVpbGQgYSBrZXJuZWwg aW4gYSB2ZXJ5IGxvbmcgdGltZSEKClRoYW5rcwoKT24gVGh1LCBNYXIgOSwgMjAxNyBhdCAxMDow MCBBTSwgRGFuIE1hY0RvbmFsZCA8YWxsY29tc0BnbWFpbC5jb20+IHdyb3RlOgo+IFRoYW5rcyBm b3IgeW91ciB0aXBzIGFuZCBsaW5rcyBQaGlsaXBwIGFuZCBSdXNzZWxsIQo+Cj4gTXkgZGlzdHJv IG9mIGNob2ljZSBpcyBBcmNoIGFuZCBzbyByZWFsbHkgSSBzaG91bGQgdHJ5IHRvIGluc3RhbGwg dGhlCj4gcGF0Y2hlZCBnaXQga2VybmVsICJ0aGUgQXJjaCB3YXkiIHNvIG15IGZpcnN0IHF1ZXN0 aW9uIGlzLCBkb2VzIGFueW9uZQo+IG9uIHRoaXMgbGlzdCBoYXZlIGFuIEFyY2ggUEtHQlVJTEQg c2NyaXB0IHRvIGNyZWF0ZSBhIGxpbnV4ICg0LngpIGdpdAo+IGtlcm5lbCBwYWNrYWdlIGZvciBp bXg2IGFsaWtlcz8KPgo+IElmIHRoZSBhbnN3ZXIgdG8gdGhhdCBpcyBubyB0aGVuIEkgdGhpbmsg SSdtIG1vc3Qgb2YgdGhlIHdheSB0byBoYXZpbmcKPiBjcmVhdGVkIG9uZSBiYXNlZCB1cG9uIGh0 dHBzOi8vYXVyLmFyY2hsaW51eC5vcmcvcGFja2FnZXMvbGludXgtZ2l0Lwo+IGJ1dCBJJ20gbWlz c2luZyBhIHN1aXRhYmxlIGtlcm5lbCAuY29uZmlnIGZpbGUuIEkgdHJpZWQgcHV0dGluZwo+Cj4g bWFrZSBpbXhfdjZfdjdfZGVmY29uZmlnCj4KPiBJbnRvIHRoZSBQS0dCVUlMRCBidXQgdGhhdCBk aWRuJ3Qgd29yayBvdXQgYW5kIHRoZSBBTEFSTSBpbXg2IGtlcm5lbAo+IGNvbmZpZyBpcyBmb3Ig a2VybmVsIDMuMTQgc28gSSBjYW4ndCB1c2UgdGhhdCBlaXRoZXIuCj4KPiBUaGFua3MKPgo+Cj4K PiBPbiBNb24sIE1hciA2LCAyMDE3IGF0IDQ6MjkgUE0sIFJ1c3NlbGwgS2luZyAtIEFSTSBMaW51 eAo+IDxsaW51eEBhcm1saW51eC5vcmcudWs+IHdyb3RlOgo+PiBPbiBNb24sIE1hciAwNiwgMjAx NyBhdCAwMjo1MDo1OFBNICswMTAwLCBQaGlsaXBwIFphYmVsIHdyb3RlOgo+Pj4gU29ycnksIEkg c2hvdWxkIGhhdmUgbWVudGlvbmVkIHRoYXQgdGhpcyBtdXN0IGJlIGNhbGxlZCBmcm9tIGluc2lk ZSBhbgo+Pj4gZXhpc3Rpbmcga2VybmVsIGdpdCByZXBvc2l0b3J5LiBUaGUgaWRlYSBpcyB0aGF0 IHlvdSBkb24ndCBoYXZlIHRvIGNsb25lCj4+PiB0aGUgd2hvbGUga2VybmVsIHRocm91Z2ggb3Vy IHBpcGUsIGJ1dCBjYW4gdXNlIHRoZSB1cHN0cmVhbSByZXBvc2l0b3J5LAo+Pj4gd2hpY2ggaGFz IGEgbXVjaCBiZXR0ZXIgaW50ZXJuZXQgY29ubmVjdGlvbiwgZm9yIG1vc3Qgb2YgdGhlIGRhdGE6 Cj4+Pgo+Pj4gZ2l0IGNsb25lIGh0dHBzOi8vZ2l0Lmtlcm5lbC5vcmcvcHViL3NjbS9saW51eC9r ZXJuZWwvZ2l0L3RvcnZhbGRzL2xpbnV4LmdpdAo+Pj4gY2QgbGludXgKPj4+IGdpdCBmZXRjaCBo dHRwczovL2dpdC5wZW5ndXRyb25peC5kZS9naXQvcHphL2xpbnV4LmdpdCB0YWdzL3Y0LjEwLWlw dS1kcC1wbGFuZS1maXgKPj4+IGdpdCBjaGVja291dCAtYiAiYnJhbmNobmFtZSIgRkVUQ0hfSEVB RAo+Pgo+PiBJZiB5b3UgaGF2ZSBhbiBleGlzdGluZyB0cmVlIHdoaWNoIGlzIGJhc2VkIG9uIExp bnVzJyB0cmVlLCB5b3UgY2FuIHNhdmUKPj4gdGhlIHNlcnZlciBhbmQgZG93bmxvYWQgYmFuZHdp ZHRoIGJ5IGRvaW5nOgo+Pgo+PiBnaXQgY2xvbmUgLS1kaXNzb2NpYXRlIC0tcmVmZXJlbmNlIC9w YXRoL3RvL2xvY2FsL2NvcHkvb2YvbGludXMvdHJlZSBodHRwczovL2dpdC5wZW5ndXRyb25peC5k ZS9naXQvcHphL2xpbnV4LmdpdAo+PiBjZCBsaW51eAo+PiBnaXQgY2hlY2tvdXQgdGFncy92NC4x MC1pcHUtZHAtcGxhbmUtZml4Cj4+Cj4+IFRoaXMgd2lsbCBjbG9uZSB5b3VyIHRyZWUsIGJ1dCBt YWtlIHVzZSBvZiB0aGUgb2JqZWN0cyBhbHJlYWR5IHByZXNlbnQKPj4gaW4gL3BhdGgvdG8vbG9j YWwvY29weS9vZi9saW51cy90cmVlLCBtYWtpbmcgY29waWVzIG9mIHRoZW0gKHNvIGl0Cj4+IGRv ZXNuJ3QgbWF0dGVyIGlmIHlvdSBzdWJzZXF1ZW50bHkgZ2V0IHJpZCBvZiB0aGF0IHJlZmVyZW5j ZSB0cmVlLikKPj4KPj4gLS0KPj4gUk1LJ3MgUGF0Y2ggc3lzdGVtOiBodHRwOi8vd3d3LmFybWxp bnV4Lm9yZy51ay9kZXZlbG9wZXIvcGF0Y2hlcy8KPj4gRlRUQyBicm9hZGJhbmQgZm9yIDAuOG1p bGUgbGluZTogY3VycmVudGx5IGF0IDkuNk1icHMgZG93biA0MDBrYnBzIHVwCj4+IGFjY29yZGlu ZyB0byBzcGVlZHRlc3QubmV0LgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9k cmktZGV2ZWwK