From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [RFC PATCH v2 03/13] bootsplash: Flush framebuffer after drawing Date: Tue, 19 Dec 2017 13:23:13 +0100 Message-ID: <20171219122313.GE26573@phenom.ffwll.local> References: <20171213194755.3409-1-mstaudt@suse.de> <20171213194755.3409-4-mstaudt@suse.de> <20171213213506.GD26573@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x22a.google.com (mail-wm0-x22a.google.com [IPv6:2a00:1450:400c:c09::22a]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3DC3D89D42 for ; Tue, 19 Dec 2017 12:23:18 +0000 (UTC) Received: by mail-wm0-x22a.google.com with SMTP id f9so3369423wmh.0 for ; Tue, 19 Dec 2017 04:23:18 -0800 (PST) Content-Disposition: inline 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: Max Staudt Cc: linux-fbdev@vger.kernel.org, michal@markovi.net, b.zolnierkie@samsung.com, sndirsch@suse.com, oneukum@suse.com, tiwai@suse.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, philm@manjaro.org, bernhard.rosenkranzer@linaro.org List-Id: dri-devel@lists.freedesktop.org T24gVGh1LCBEZWMgMTQsIDIwMTcgYXQgMDQ6MzY6NDlQTSArMDEwMCwgTWF4IFN0YXVkdCB3cm90 ZToKPiBPbiAxMi8xMy8yMDE3IDEwOjM1IFBNLCBEYW5pZWwgVmV0dGVyIHdyb3RlOgo+ID4gVXNp bmcgZHJtIGRpcmVjdGx5IHdvdWxkIGFsbG93IHlvdSB0byBmbHVzaCB0aGUgY29udGVudHMgd2l0 aG91dCB0aGUgZmFrZQo+ID4gKGFuZCB0YmgsIHJlYWxseSBleHBlbnNpdmUgb24gbW9zdCBkcml2 ZXJzKSBjb3B5IG9wLiBJZiB5b3UgaW5zaXN0IG9uCj4gPiB1c2luZyBmYmRldiBmb3IgdGhpcyBz dHVmZiwgdGhlbiBhdCBsZWFzdCBhZGQgYSBuZXcgaG9vayB0byBmbHVzaCBjcHUKPiA+IHJlbmRl cmluZy4KPiAKPiBNeSByZWFzb25pbmcgaXMgYXMgZm9sbG93czoKPiAKPiAxKSBUaGUgc3BsYXNo IHNjcmVlbiBpcyBtZWFudCB0byBhcHBlYXIgYXMgZWFybHkgYXMgcG9zc2libGUgaW4gdGhlIGJv b3QKPiBwcm9jZXNzLCBhbmQgZXZlbiBvbiBkZXZpY2VzIHRoYXQgZG9uJ3QgaGF2ZSBhIERSTSBk cml2ZXIuIEZvciBleGFtcGxlLAo+IGFuIEFSTSBib3ggd2l0aCBvbmx5IGVmaWZiLiBUaHVzLCB0 aGUgY2hvaWNlIHRvIHdvcmsgb24gdG9wIG9mIEZCLgo+IAo+IDIpIFdlIG5lZWQgdG8gZ28gb3V0 IG9mIHRoZSB3YXkgd2hlbiBhIGdyYXBoaWNhbCBhcHBsaWNhdGlvbiBzdGFydHMsIGFuZAo+IGNv bWUgYmFjayB3aGVuIGl0J3MgZG9uZS4gZmJjb24gYWxyZWFkeSBoYXMgdGhlIGxvZ2ljIGZvciB0 aGlzLCBhbmQKPiBmYmNvbiBpcyBhbHNvIHRoZSB0aGluZyB3ZSdyZSB0cnlpbmcgdG8gaGlkZS4g U28gaXQgc2VlbXMgbmF0dXJhbCB0byBhZGQKPiB0aGUgc3BsYXNoIG9uIHRvcCBvZiBmYmNvbiAt IGF0IGxlYXN0IGZvciBub3cuCgpBbmQgdGhpcyAiYXV0b21hdGljYWxseSBkaXNhcHBlYXIiIHNl bWFudGljcyBpcyBob3JyaWJseSBpbGwtZGVmaW5lZApiZXR3ZWVuIGZiZGV2IGFuZCBuYXRpdmUg a21zLiBTbyB5b3UncmUgbm90IHJlYWxseSBzb2x2aW5nIGEgcHJvYmxlbSwKeW91J3JlIGp1c3Qg bm90IG5vdGljaW5nIHRoZSBoYWNrcyBiZWNhdXNlIHRoZXkncmUgb25lIGxheWVyIHJlbW92ZWQg KGluCnRoZSBmYmRldiBlbXVsYXRpb24gY29kZSkuCgo+IDMpIEkgY2FuJ3QgdXNlIERSTSBmcm9t IHRoZSBrZXJuZWwsIGZvciB0aGUgc2FtZSByZWFzb24gZm9yIHdoaWNoIHRoZXJlCj4gaXMgbm8g ImRybWNvbiIgdG8gc3VwcGxhbnQgZmJjb246IFRoZXJlIGlzIG5vIGludGVyZmFjZSB0byByZXNl cnZlCj4gZnJhbWVidWZmZXIgbWVtb3J5IGZyb20ga2VybmVsIHNwYWNlOiBUbyBnZXQgbWVtb3J5 IGZvciBhIGZyYW1lYnVmZmVyLAo+IG9uZSBuZWVkcyB0byBoYXZlIGEgc3RydWN0IGZpbGUgdGhh dCBpcyBwYXNzZWQgdGhyb3VnaCB0aGUgRFJNIHN0YWNrCj4gZG93biBpbnRvIHRoZSBkcml2ZXJz LgoKT24gcmVjZW50IGtlcm5lbHMgeW91IG9ubHkgbmVlZCBhIHN0cnVjdCBkcm1fZmlsZSwgbm90 IGEgc3RydWN0IGZpbGUuIFRoYXQKY2FuIGJlIE5VTEwuIFdlJ3ZlIGRvbmUgdGhpcyB0byBtYWtl IGRybWNvbiBwb3NzaWJsZS9lYXNpZXIuCgo+IElmIHRoaXMgaW50ZXJmYWNlIGV4aXN0ZWQsIHRo ZW4gdGhlcmUgY291bGQgYmUgYSBnZW5lcmljICJmYjJkcm0iCj4gdHJhbnNsYXRpb24gbGF5ZXIs IGFuZCB3ZSB3b3VsZCBubyBsb25nZXIgbmVlZCBGQiBjb21wYXRpYmlsaXR5IGNvZGUgaW4KPiBl YWNoIEtNUyBkcml2ZXIuIEFjdHVhbGx5LCBJIHRyaWVkIHRvIGltcGxlbWVudCB0aGlzIHRyYW5z bGF0aW9uIGxheWVyIGEKPiB5ZWFyIGFnbywgYW5kIGhpdCB0b28gbWFueSB3YWxscy4KCldlJ3Jl IHByZXR0eSBtdWNoIHRoZXJlIGFscmVhZHkgSSB0aGluay4gVGhlIHJlYXNvbiBpdCdzIG5vdCBl bnRpcmVseSBnb25lCmlzIHRoYXQgdGhlcmUncyBzb21lIG5hc3R5IGludGVyYWN0aW9ucyBiZXR3 ZWVuIGRybSBhbmQgdGhlIGZiZGV2CmVtdWxhdGlvbiwgYW5kIGp1c3QgaGF2aW5nIGEgcGlsZSBv ZiBkcml2ZXJzIHRoYXQgYXJlbid0IHRvbyB0cml2aWFsIHRvCmNvbnZlcnQuCgo+IEkndmUgcHJl cGFyZWQgdGhlIGNvZGUgZm9yIGEgZnV0dXJlIGluIHdoaWNoIGZiZGV2IG5vIGxvbmdlciBleGlz dHM6IE15Cj4gc3lzZnMgaW50ZXJmYWNlIGlzIGdlbmVyaWNhbGx5IGNhbGxlZCAiYm9vdHNwbGFz aCIsIGluIHRoZSBob3BlIHRoYXQgaXQKPiB3aWxsIG9uZSBkYXkgbW92ZSBvbiB0b3Agb2YgS01T LiBUaGUgaG9va3MgaW50byBmYmNvbiBhcmUgbWluaW1hbCBhbmQKPiB0aGUgY29kZSBpcyBzdHJh aWdodGZvcndhcmQgdG8gcG9ydCB0byBLTVMgb3BlcmF0aW9ucyByYXRoZXIgdGhhbiBGQi4KPiBC dXQgdGhhdCdzIGZvciBhbm90aGVyIGRheSwgYXMgZmFyIGFzIEkgY2FuIHNlZS4KPiAKPiA0KSBJ IGRvbid0IGZ1bGx5IHVuZGVyc3RhbmQgd2hhdCB5b3UnZCBsaWtlIG1lIHRvIGRvLiBMYXN0IHRp bWUgSSB0cmllZAo+IHRvIGFkZCBhIG5ldyBlbnRyeSB0byB0aGUgZmJvcHMgc3RydWN0IChuYW1l bHkgZmJfb3Blbl9hZGpfZmlsZSgpKSwgeW91Cj4gdG9sZCBtZSBub3QgdG8gdG91Y2ggdGhlIGZy YW1lYnVmZmVyIHN1YnN5c3RlbSBhbnltb3JlLCBhcyBpdCBpcyBtZWFudAo+IHRvIGRpZSBhbmQg ZHJpdmVyIGRldmVsb3BlcnMgc2hhbGwgdXNlIEtNUyBpbnN0ZWFkLiBIYXZlIEkKPiBtaXN1bmRl cnN0b29kPwoKSSBzdGlsbCBkb24ndCBsaWtlIGFueW9uZSBhZGRpbmcgZmVhdHVyZXMgdG8gZmJk ZXYgOi0pCgo+IFNvbWV0aGluZyBsaWtlIGZiLT5mbHVzaCgpIHRvIGZpbmlzaCBrZXJuZWwgc3Bh Y2UgYWNjZXNzZXMgd291bGQgYmUgbmljZQo+IHRvIGhhdmUsIGJ1dCB3b3VsZCBuZWVkIHRvIGJl IGltcGxlbWVudGVkIGZvciBhbGwgYWZmZWN0ZWQgZHJpdmVycwo+IHNlcGFyYXRlbHkuIFRoZSBj b3B5IG9wIGhhY2sgaXMgdWdseSwgYnV0IHNvbHZlcyB0aGUgcHJvYmxlbQo+IGdlbmVyaWNhbGx5 LgoKV2VsbCwgd2l0aCBkZWZpbyBiZWluZyB0aGUgaGFjayBpdCBpcyAoYW5kIGJlY2F1c2Ugb2Yg dGhhdCwgYSBidW5jaCBvZiBkcm0KZHJpdmVycyBub3QgcmVhbGx5IHN1cHBvcnRpbmcgaXQpIEkn bSBub3Qgc3VyZSB0aGluZ3MgYWN0dWFsbHkgd29yayBiZXR0ZXIKd2l0aG91dCBhbGwgdGhpcy4K Cj4gV2hhdCBzaGFsbCBJIGRvPwo+IAo+IFNoYWxsIEkgYWRkIGEgbmV3IEZCIG9wIGZvciBmbHVz aGluZyB3aGVuIHdyaXRpbmcgdG8gdGhlIHJhdyBtZW1vcnkgZnJvbSB0aGUga2VybmVsPwo+IEFz IGZhciBhcyBJIGNhbiBzZWUsIGl0IHdvdWxkIGJlIG5lZWRlZCBmb3IgZGVmaW8gZHJpdmVycyBv bmx5LCBpcyB0aGF0IGNvcnJlY3Q/CgpZZXMsIHdoaWNoIGFyZSBraW5kYSBob3JyaWJsZSBhbnl3 YXkuIEkgZ3Vlc3MgeW91IGNvdWxkIGF0IGxlYXN0IG5vdCBkbwphbGwgdGhlc2UgaGFja3MgaWYg aXQncyBub3QgYSBkZWZpbyBkcml2ZXIuCi1EYW5pZWwKCj4gCj4gCj4gPj4gKwkgKgo+ID4+ICsJ ICogQSBmZXcgRFJNIGRyaXZlcnMnIEZCIGltcGxlbWVudGF0aW9ucyBhcmUgYnJva2VuIGJ5IG5v dCB1c2luZwo+ID4+ICsJICogZGVmZXJyZWRfaW8gd2hlbiB0aGV5IHJlYWxseSBzaG91bGQgLSB3 ZSBtYXRjaCBvbiB0aGUga25vd24KPiA+PiArCSAqIGJhZCBvbmVzIG1hbnVhbGx5IGZvciBub3cu Cj4gPj4gKwkgKi8KPiA+PiArCWlmIChpbmZvLT5mYmRlZmlvCj4gPj4gKwkgICAgfHwgIXN0cmNt cChpbmZvLT5maXguaWQsICJhc3Rkcm1mYiIpCj4gPj4gKwkgICAgfHwgIXN0cmNtcChpbmZvLT5m aXguaWQsICJjaXJydXNkcm1mYiIpCj4gPj4gKwkgICAgfHwgIXN0cmNtcChpbmZvLT5maXguaWQs ICJtZ2Fkcm1mYiIpKSB7Cj4gPiAKPiA+IFdlIGhhdmUgYSBzaGFyZWQgZGVmaW8gaW1wbGVtZW50 YXRpb24gbm93IGluIGRybV9mYl9oZWxwZXIuYywgdGhlcmUncyBub3QKPiA+IHJlYWxseSBtYW55 IGV4Y3VzZXMgdG8gbm90IGZpeCB1cCB0aGVzZSBkcml2ZXJzIHRvIGp1c3QgdXNlIHRob3NlIC4u Lgo+IAo+IEknbGwgbG9vayBpbnRvIGl0Lgo+IAo+IAo+IFRoYW5rcyEKPiBNYXgKPiBfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IGRyaS1kZXZlbCBtYWls aW5nIGxpc3QKPiBkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwKCi0tIApEYW5pZWwg VmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBDb3Jwb3JhdGlvbgpodHRwOi8vYmxvZy5m ZndsbC5jaApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpk cmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK