From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: RFC: hardware accelerated bitblt using dma engine Date: Tue, 2 Aug 2016 16:04:48 +0200 Message-ID: <20160802140448.GS6232@phenom.ffwll.local> References: <57A09E44.3000101@gr13.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x236.google.com (mail-wm0-x236.google.com [IPv6:2a00:1450:400c:c09::236]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5FE2F6E5C7 for ; Tue, 2 Aug 2016 14:04:54 +0000 (UTC) Received: by mail-wm0-x236.google.com with SMTP id q128so59471544wma.1 for ; Tue, 02 Aug 2016 07:04:54 -0700 (PDT) Content-Disposition: inline In-Reply-To: <57A09E44.3000101@gr13.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: "Enrico Weigelt, metux IT consult" Cc: dri devel List-Id: dri-devel@lists.freedesktop.org T24gVHVlLCBBdWcgMDIsIDIwMTYgYXQgMDM6MjE6MDhQTSArMDIwMCwgRW5yaWNvIFdlaWdlbHQs IG1ldHV4IElUIGNvbnN1bHQgd3JvdGU6Cj4gSGkgZm9sa3MsCj4gCj4gCj4gSSdtIGN1cnJlbnRs eSB0aGlua2luZyBhYm91dCBhZGRpbmcgYW4gaHctYWNjZWxlcmF0ZWQgYml0Ymx0IG9wZXJhdGlv bi4KPiBUaGUgaWRlYSBnb2VzIGxpa2UgdGhpczoKPiAKPiAqIHdlIGFkZCBzb21lIGJpdGJsdCBp b2N0bCB3aGljaCBjb3BpZXMgcmVjdHMgYmV0d2VlbiBibydzLgo+ICAgKGl0IGFsc28gaGFuZGxl cyBtZW1vcnkgbGF5b3V0cywgcGl4Zm10IGNvbnZlcnNpb24sIGV0YykKPiAqIHRoZSBkcml2ZXIg Y2FuIGRlY2lkZSB0byBsZXQgdGhlIEdQVSBvciBJUFUgZG8gdGhhdCwgaWYgYXZhaWxhYmxlCj4g KiBpZiB3ZSBoYXZlIGFuIHN1aXRhYmxlIERNQSBlbmdpbmUgKG1heWJlIG9ubHkgdGhlIG1vcmUg Y29tcGxleCBvbmVzCj4gICB3aGljaCBjYW4gaGFuZGxlIGxpbmVzIG9uIHRoZWlyIG93biAuLi4p IHdlJ2xsIHVzZSB0aGF0Cj4gKiBhcyBmYWxsYmFjaywgcmVzb3J0IHRvIG1lbWNweSgpLgo+IAo+ IAo+IFdoZXRoZXIgYW4gZG1hIGVuZ2luZSBjYW4vc2hvdWxkIGJlIHVzZWQgbWlnaHQgYmUgaGln aGx5IGh3IHNwZWNpZmljLAo+IHNvIHRoYXQgcHJvYmFibHkgd291bGQgYmUgY29uZmlndXJlZCBp biBEVC4KPiAKPiBUbyB1c2UgdGhhdCBmZWF0dXJlLCB1c2VybGFuZCBjb3VsZCBhY3R1YWxseSBh bGxvY2F0ZSB0d28gQk8ncywKPiBvbmUgdGhhdCdzIG1hcHBlZCBhcyBhIGZyYW1lYnVmZmVyIHRv IHNvbWUgY3J0YywgYW5vdGhlciBvbmUganVzdAo+IGEgbWVtb3J5IGJ1ZmZlci4gSXQgY291bGQg dGhlbiByZW5kZXIgdG8gdGhlIGZhc3QgbWVtb3J5IGJ1ZmZlciBhbmQKPiB0ZWxsIHRoZSBEUk0g dG8gb25seSBjb3B5IG92ZXIgdGhlIGNoYW5nZWQgcmVnaW9ucyB0byB0aGUgZ3JhcGhpY3MKPiBt ZW1vcnkgdmlhIERNQSAob3Igd2hhdGV2ZXIgaXMgYmVzdCBvbiB0aGF0IHBhcnRpY3VsYXIgaHcg cGxhdGZvcm0pLgo+IAo+IAo+IFdoYXQgZG8geW91IHRoaW5rIGFib3V0IHRoYXQgaWRlYSA/CgpJ ZiB5b3UgbWVhbiAiYWRkIGEgZ2VuZXJpYyBody1hY2NlbGVyYXRlZCBiaXRibHQgb3BlcmF0aW9u IjogVGhpcyBpcyBub3QKaHcgZHJtIHdvcmtzLiBUaGUgZ2VuZXJpYyBrbXMgc3R1ZmYgaXMgYWJv dXQgZGlzcGxheSBvbmx5LCB3aXRoIGp1c3QgdmVyeQpiYXNpYyAoaGVuY2UgImR1bWIiKSBidWZm ZXIgYWxsb2NhdGlvbiBzdXBwb3J0IGluIGEgZ2VuZXJpYyB3YXkuCgpJZiB5b3UgbWVhbiAiZXhw b3NlIHRoZSBkbWEgZW5naW5lIEkgaGF2ZSBoZXJlIHRvIHVzZXJzcGFjZSBpbgpkcml2ZXItcHJp dmF0ZSBpb2N0bHMgd2l0aCB0aGUgdHJhZGUtb2ZmIGxvZ2ljIGJldHdlZW4gdGhhdCwga21zCmNv bXBvc2l0aW5nIHVzaW5nIHRoZSBkaXNwbGF5IGJsb2NrIGFuZCBtZW1jcHkgaW4gdXNlcnNwYWNl IiwgdGhlbiBnbwphaGVhZCA7LSkgQnV0IGlmIHlvdSBkbyB0aGF0LCBwbHMgZG9uJ3QgZG9uJ3Qg Zm9yZ2V0IHRoYXQgZm9yIGFueSB1YXBpIHRoZQpkcm0gc3Vic3l0ZW0gcmVxdWlyZXMgY29ycmVz cG9kaW5nIG9wZW4gc291cmNlIHVzZXJzcGFjZSAoaW4gYSByZWFsCmFwcC9jb21wb3NpdG9yLCBu b3QganVzdCBzb21lIHRveSB0ZXN0IG9yIHNvbWV0aGluZyBzaW1pbGFyKS4KCkNoZWVycywgRGFu aWVsCi0tIApEYW5pZWwgVmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBDb3Jwb3JhdGlv bgpodHRwOi8vYmxvZy5mZndsbC5jaApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9kcmktZGV2ZWwK