From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Foss Subject: Re: [PATCH v2] drm/vc4: Return -EBUSY if there's already a pending flip event. Date: Tue, 10 May 2016 13:19:42 -0400 Message-ID: <5732182E.6090100@collabora.com> References: <1462297700-17491-1-git-send-email-robert.foss@collabora.com> <8737pzlzfr.fsf@eliezer.anholt.net> <5731FFA8.8040304@collabora.com> <87eg99yha2.fsf@eliezer.anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5A5BD6E6AC for ; Tue, 10 May 2016 17:19:48 +0000 (UTC) In-Reply-To: <87eg99yha2.fsf@eliezer.anholt.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Eric Anholt , daniel.vetter@ffwll.ch, airlied@linux.ieaniel.vetter@ffwll.ch, fengguang.wu@intel.com, maarten.lankhorst@linux.intel.com, julia.lawall@lip6.fr, alexander.deucher@amd.com, daniels@collabora.com, derekf@osg.samsung.com, varadgautam@gmail.com Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org VGhhbmtzIEVyaWMhCgpPbiAyMDE2LTA1LTEwIDAxOjA2IFBNLCBFcmljIEFuaG9sdCB3cm90ZToK PiBSb2JlcnQgRm9zcyA8cm9iZXJ0LmZvc3NAY29sbGFib3JhLmNvbT4gd3JpdGVzOgo+Cj4+IE9u IDIwMTYtMDUtMDMgMDM6MjIgUE0sIEVyaWMgQW5ob2x0IHdyb3RlOgo+Pj4gcm9iZXJ0LmZvc3NA Y29sbGFib3JhLmNvbSB3cml0ZXM6Cj4+Pgo+Pj4+IEZyb206IFJvYmVydCBGb3NzIDxyb2JlcnQu Zm9zc0Bjb2xsYWJvcmEuY29tPgo+Pj4+Cj4+Pj4gQXMgcGVyIHRoZSBkb2N1bWVudGF0aW9uIGlu IGRybV9jcnRjLmgsIGF0b21pY19jb21taXQgc2hvdWxkIHJldHVybgo+Pj4+IC1FQlVTWSBpZiBh biBhc3ljbmhyb25vdXMgdXBkYXRlIGlzIHJlcXVlc3RlZCBhbmQgdGhlcmUgaXMgYW4gZWFybGll cgo+Pj4+IHVwZGF0ZSBwZW5kaW5nLgo+Pj4+Cj4+Pj4gTm90ZTogZG9jcyBjaXRlZCBoZXJlIGFy ZSBkcm1fY3J0Yy5oLCBhbmQgdGhlIHdob2xlIHF1b3RlIGlzOgo+Pj4+Cj4+Pj4gICAgICAgKiAg LSAtRUJVU1ksIGlmIGFuIGFzeW5jaHJvbm91cyB1cGRhdGVkIGlzIHJlcXVlc3RlZCBhbmQgdGhl cmUgaXMKPj4+PiAgICAgICAqICAgIGFuIGVhcmxpZXIgdXBkYXRlZCBwZW5kaW5nLiBEcml2ZXJz IGFyZSBhbGxvd2VkIHRvIHN1cHBvcnQgYSBxdWV1ZQo+Pj4+ICAgICAgICogICAgb2Ygb3V0c3Rh bmRpbmcgdXBkYXRlcywgYnV0IGN1cnJlbnRseSBubyBkcml2ZXIgc3VwcG9ydHMgdGhhdC4KPj4+ PiAgICAgICAqICAgIE5vdGUgdGhhdCBkcml2ZXJzIG11c3Qgd2FpdCBmb3IgcHJlY2VkaW5nIHVw ZGF0ZXMgdG8gY29tcGxldGUgaWYgYQo+Pj4+ICAgICAgICogICAgc3luY2hyb25vdXMgdXBkYXRl IGlzIHJlcXVlc3RlZCwgdGhleSBhcmUgbm90IGFsbG93ZWQgdG8gZmFpbCB0aGUKPj4+PiAgICAg ICAqICAgIGNvbW1pdCBpbiB0aGF0IGNhc2UuCj4+Pj4KPj4+PiBTaWduZWQtb2ZmLWJ5OiBSb2Jl cnQgRm9zcyA8cm9iZXJ0LmZvc3NAY29sbGFib3JhLmNvbT4KPj4+Cj4+PiBUaGlzIGxvb2tzIGdv b2QgdG8gbWUuICBMZXQncyBnaXZlIGl0IGEgZmV3IGRheXMgb24gdGhlIGxpc3QgZm9yIGFueQo+ Pj4gb3RoZXIgS01TIGZvbGtzIHRvIGNhdGNoIGFueXRoaW5nLgo+Pj4KPj4KPj4gSSBoYXZlbid0 IHNlZW4gYW55IGZ1cnRoZXIgZmVlZGJhY2sgcmVnYXJkaW5nIHRoaXMgcGF0Y2guCj4+IERvZXMg YW55b25lIGhhdmUgb2JqZWN0aW9ucyB0byBpdCBiZWluZyBtZXJnZWQ/Cj4KPiBJIG1lcmdlZCBp dCB0byBkcm0tdmM0LW5leHQgbGFzdCBuaWdodCwgYWN0dWFsbHkgOikKPgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0 CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK