From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Enrico Weigelt, metux IT consult" Subject: Re: RFC: hardware accelerated bitblt using dma engine Date: Fri, 5 Aug 2016 01:16:55 +0200 Message-ID: <57A3CCE7.8070509@gr13.net> References: <57A09E44.3000101@gr13.net> <20160803114711.GL6232@phenom.ffwll.local> <57A27F29.2070707@gr13.net> <20160804075003.GP6232@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from zimbra.gr13.net (zimbra.gr13.net [46.4.151.110]) by gabe.freedesktop.org (Postfix) with ESMTPS id 58B776EA8C for ; Thu, 4 Aug 2016 23:16:58 +0000 (UTC) In-Reply-To: <20160804075003.GP6232@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Daniel Vetter Cc: dri devel , Marek Szyprowski List-Id: dri-devel@lists.freedesktop.org T24gMDQuMDguMjAxNiAwOTo1MCwgRGFuaWVsIFZldHRlciB3cm90ZToKCkhpLAoKPiBPbmUgcHJv YmxlbSB3aXRoIDJkIGJsaXR0ZXJzIGlzIHRoYXQgdGhlcmUncyBubyBjb21tb24gdXNlcnNwYWNl Cj4gaW50ZXJmYWNlLCBidXQgbWFueTogWHJlbmRlciwgaHdjLCBvbGQgWCBkcmF3aW5nIGFwaSwg dmFyaW91cyBhdHRlbXB0cyBieQo+IGtocm9ub3MgdG8gc3RhbmRhcmRpemUgc29tZXRoaW5nLCBj YWlybywgLi4uIAoKV2UncmUgdGFsa2luZyBhYm91dCB1c2VybGFuZCBBUElzLCBub3Qga2VybmVs LT51c2VybGFuZCBpbnRlcmZhY2VzLgpGb3IgdXNlcmxhbmQgQVBJcywgSSdtIHJpZ2h0IG5vdyBw cmltYXJpbHkgaW50ZXJlc3RlZCBpbiBjYWlybwoodXNpbmcgaXQgZm9yIG15IHRpbnkgd2lkZ2V0 IHRvb2xraXQpIC4uLiBidXQgSSdtIGFsc28gdGhpbmtpbmcgYWJvdXQKc2V0dGluZyBYIG9udG9w IG9mIHNvbWV0aW5nIGNhaXJvLWFsaWtlIHNvbWUgZGF5IC0gb3IgbWFraW5nIGdhbGxpdW0KdGhh dCBsYXllci4KCj4gSXQncyBwcm9iYWJseSB3b3JzZSB0aGFuIHZpZGVvIGRlY29kaW5nIGV2ZW4s IGFuZCBkZWZpbml0ZWx5IG5vdCBsaWtlCj4gb24gdGhlIDNkIHNpZGUgd2hlcmUgdGhlcmUncyBH TCAoYW5kIG5vdyB2dWxrYW4pIGFuZCB0aGF0J3MgaXQuCgpPbiB2aWRlbyBzaWRlIHdlIGhhdmUg djRsIGZvciB0aGUga2VybmVsIGludGVyZmFjZSBhbmQgZ3N0IGFzIHVzZXJsYW5kCmZyYW1ld29y ayAuLi4gbG9va3MgbGlrZSBhIGdvb2QgY29tcHJvbWlzZSB0byBtZS4KCj4gU28geW91IHlvdSds bCBlbmQgdXAgd2l0aCB0b25zIG9mIGdsdWUgY29kZSBldmVyeXdoZXJlIGFueXdheS4gCgpBY3R1 YWxseSwgSSdkIGxpa2UgdG8gZ2V0IHRoZSBnbHVlIGNvZGUgc21hbGxlci4gUHV0dGluZyBib3Ro IGNhaXJvCmFuZCBYIG9udG8gdGhlIGNvbW1vbiBkcml2ZXIgYmFzZSAoc29tZXRoaW5nIHRoYXQn cyBzb21ld2hlcmUgYmV0d2Vlbgp4b3JnIHZpZGVvIGRyaXZlcnMgYW5kIGNhaXJvIHN1cmZhY2Ug YmFja2VuZHMpIHNlZW1zIGEgZ29vZCB3YXkgdG8gZ28sCmV2ZW4gdGhvdWdoIHRoZXJlJ2xsIGJl IGEgbG90IG9mIHdvcmsgdG8gZG8gZm9yIHRoYXQuCgo+IEFkZGluZyB5ZXQgYW5vdGhlciBrZXJu ZWwgdWFwaSBkb2Vzbid0IGhlbHAsIGJ1dCBmb3JjaW5nIGl0IHRvIGJlIGdlbmVyaWMKPiB3aWxs IG1ha2Ugc3VyZSBpdCdzIGluZWZmaWNpZW50LiBXaGljaCBtZWFucyBzb21lb25lIGVsc2UgdGhl biB3aWxsCj4gY3JlYXRlIGFub3RoZXIgb25lLgoKaG1tLCBJJ20gbm90IHlldCBjb252aW5jZWQg dGhhdCBpdCBuZWNlc3NhcmlseSB3aWxsIGJlIGluZWZmaWNpZW50LgoKVG8gY2xhcmlmeSB0aGUg c2NvcGU6IEknbSB0YWxraW5nIG9ubHkgYWJvdXQgX2RlZGljYXRlZF8gdW5pdHMsIHdoaWNoCmFy ZSBjb21wbGV0ZWx5IG9ydGhvZ29uYWwgdG8gY29tcGxleCBncHVzIChiYXNpY2x5LCBqdXN0IHNw ZWNpYWxpemVkCmRtYSBjb250cm9sbGVycykuCgpJIHBlcnNvbmFsbHkgZG9uJ3QgY2FyZSBzbyBt dWNoIHdoZXRoZXIgaXQncyBpbiBEUk0sIFY0TCBvciB3aGF0ZXZlci4KRFJNIGp1c3Qgc2VlbWVk IHRvIGJlIGEgZ29vZCBwbGFjZSB0byBtZS4KCkJ5IHRoZSB3YXk6IGFzIHRoZSBudW1iZXIgb2Yg c3VjaCBjb250cm9sbGVycyBpbmNyZWFzZXMsIGZvciBkb3plbnMKb2YgZGlmZmVyZW50IHRoaW5n cywgZWcuIElPLCBjcnlwdG8sIGV0Yy4sIGFuZCBpbiBtYW55IGNhc2VzIHRoZXkncmUKYWJsZSB0 byBkaXJlY3RseSBhY2Nlc3MgdGhlIHNhbWUgbWVtb3J5LCBJIGdvdCB0aGUgZmVlbGluZyB0aGF0 IHdlCnNob3VsZCBnZW5lcmFsaXplIGdlbXMgZXZlbiBmdXJ0aGVyLCBzbyB0aGF0IHRoZXkgY291 bGQgYmUgYW55IGtpbmQKb2YgYnVmZmVyIHRoYXQgbWF5IGJlIHBhc3NlZCB0byBhbnkga2luZCBv ZiBkZXZpY2UuIChobW0sIHJlbWluZHMgbWUKb24gc29tZSBhbmNpZW50IG1haW5mcmFtZSBjb25j ZXB0cykuCgo+IElmIHRoZSBibGl0dGVyIGlzIGFsd2F5cyBhdHRhY2hlZCB0byB0aGUgZGlzcGxh eSBibG9jayBqdXN0IGFkZCBhIGZldyBnZW0KPiBiYXNlZCBpb2N0bHMgdGhlcmUgKGxpa2Ugd2l0 aCBkZXNrdG9wIGdwdXMpIGZvciBzdWJtaXR0aW5nIGJsaXQgd29ya2xvYWRzLgo+IE90aGVyd2lz ZSBuZXcgZHJpdmVyIEkgZ3Vlc3MuCgpobW0sIGNhbiBJIHVzZSBnZW1zIG91dHNpZGUgRFJNID8K ZWcuIHdvdWxkIGl0IGJlIHBvc3NpYmxlIHRvIHdyaXRlIGFuIHN0b3JhZ2UgY29udHJvbGxlciBk cml2ZXIgdGhhdApkaXJlY3RseSBhY2Nlc3NlcyBhbiBzb21lIGdlbSAoZWcuIGxldCB0aGUgY29u dHJvbGxlciB3cml0ZSBvdXQgYW4KZ2VtIG9iamVjdCkgPwoKCi0tbXR4CgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0 CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK