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: Wed, 3 Aug 2016 06:39:25 +0200 Message-ID: <57A1757D.5020509@gr13.net> References: <57A09E44.3000101@gr13.net> <20160802140448.GS6232@phenom.ffwll.local> <57A113EF.7060702@gr13.net> <57A16603.3090302@gr13.net> 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 163DF6E0C1 for ; Wed, 3 Aug 2016 04:39:27 +0000 (UTC) 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: Dave Airlie Cc: dri devel List-Id: dri-devel@lists.freedesktop.org T24gMDMuMDguMjAxNiAwNTo0NywgRGF2ZSBBaXJsaWUgd3JvdGU6Cgo+IEJlY2F1c2Ugbm8gaHcg aXMgdGhlIHNhbWUgb25jZSB5b3UgZ28gYmV5b25kIHRoYXQuCgpobW0sIGl0IGRvZXNuJ3Qgc2Vl bSB0byBiZSBzbyBleHRyZW1seSBkaWZmZXJlbnQsIHRoYXQgd2UgY2FudAphdCBsZWFzdCBhYnN0 cmFjdCBzb21lIGNvbW1vbiBhc3BlY3RzLgoKPiBWaWRlbyBtZW1vcnkgc2l6ZSBtZWFucyB3aGF0 PyBWUkFNLCBHUFUgYWNjZXNzaWJsZSBzeXN0ZW0gUkFNLAo+IGFtb3VudCBvZiBDUFUgdmlzaWJs ZSBWUkFNPwoKQWN0dWFsbHksIHRoZXNlIGFyZSBzZXBhcmF0ZSB0aGluZ3MsIHdoaWNoIG9mIGNv dXJzZSBzaG91bGQgYmUKcmVwb3J0ZWQgaW4gc2VwYXJhdGUgZmllbGRzOgoKICAqIHBoeXNfYXBl cnR1cmVfc2l6ZToKICAgIC0tPiBwaHlzaWNhbCBtYXhpbXVtIGZvciB0aGUgc2hhcmVkIHJhbSBi ZXR3ZWVuIGNwdSBhbmQgZ3B1CiAgICAgICAgKGNwdS1hY2Nlc3NpYmxlIGdwdS1tZW1vcnkpCiAg KiBhdmFpbF9hcGVydHVyZV9zaXplOgogICAgLS0+IHRoZSBsb2dpY2FsIG1heGltdW0gdGhhdCB0 aGUgcHJvY2VzcyBjYW4gbWFwCiAgICAtLT4gbWlnaHQgYmUgbG93ZXIgdGhhbiBwaHlzXy4uLiwg ZWcuIGR1ZSB0byBwcm9jZXNzIGxpbWl0cyBvcgogICAgICAgIHdoZW4gcnVubmluZyBhIDMyYml0 IHVzZXJsYW5kIG9uIDY0Yml0IGtlcm5lbAogICogcGh5c19ncHVfbWVtb3J5X3NpemU6CiAgICAt LT4gdGhlIHRvdGFsIHNpemUgb2YgZ3B1J3MgbWVtb3J5ICh0aGF0IGNvdWxkIGJlIGFjY2Vzc2Vk IGJ5IGNwdSkKICAgIC0tPiBtaWdodCBiZSBsYXJnZXIgdGhhbiBwaHlzX2FwZXJ0dXJlX3NpemUg LyBhdmFpbF9hcGVydHVyZV9zaXplCiAgICAgICAgd2hlbiBncHUganVzdCBoYXMgbW9yZSBtZW1v cnkgdGhhbiBjYW4gYmUgc2hhcmVkIHcvIGNwdQogICAgLS0+IGVnLiBhbiBpbnRlcmVzdGluZyBp bmRpY2F0b3Igb24gaG93IG11Y2ggY2FuIGJlIGZpbGxlZCB3LwogICAgICAgIHJlYWRvbmx5IHRl eHR1cmVzICh3aGljaCBkb250IG5lZWQgdG8gYmUgY3B1LWFjY2Vzc2libGUgYW55bW9yZSkKICAq IGF2YWlsX2dwdV9tZW1vcnlfc2l6ZToKICAgIC0tPiB0aGUgbG9naWNhbCBtYXhpbXVtIHRoYXQg cHJvY2VzcyBjYW4gY29uc3VtZQogICogcGh5c19zaG1fc2l6ZToKICAgIC0tPiBtYXggc2l6ZSBv ZiBzaGFyZWQgc3lzdGVtIG1lbW9yeSAoZGlyZWN0bHkgYWNjZXNzaWJsZSBiCiAgICAgICAgYm90 aCBncHUgYW5kIGNwdSkKICAgIC0tPiBjb21tb25seSBhdmFpbGFibGUgb24gU29DcyAtIG9uIG90 aGVyIGh3IG1pZ2h0IGJlIHplcm8KICAgIC0tPiBub3QgY291bnRpbmcgb24tYm9hcmQgUkFNIHRo YXQgaXMgaHctbWFwcGVkIHRvIHRoZSBHUFUsIHRodXMgbm90CiAgICAgICAgZmFsbGluZyBpbnRv IHN5c3RlbSBtZW1vcnkgaW4gdGhlIGZpcnN0IHBsYWNlLgoKSU1ITywgdGhhdCBzaG91bGQgY2F0 Y2ggYWxsIHVzdWFsIHNjZW5hcmlvcywgZnJvbSB0aGUgZmF0IGdhbWVyLUdQVQpib2FyZHMgdG8g dGlueSBTb0NzIC4uLiBkaWQgSSBtaXNzIHNvbWV0aGluZyBoZXJlID8KCkluIHRoZSBlbmQsIHRo ZXNlIHZhbHVlcyBvbmx5IHNlZW0gdG8gYmUgdXNlZCBhcyBzb21lIHN0YXRpc3RpY3MgZm9yCnRo ZSB1c2VybGFuZCdzIGRlY2lzaW9uIG9uIG11Y2ggc3R1ZmYgaXQgdXBsb2FkcyB0byB0aGUgR1BV LgoKQnkgdGhlIHdheTogd2hhdCBhYm91dCByZXNvdXJjZSBsaW1pdHMgPyBDYW4gd2UgY29udHJv bCwgaG93IG11Y2ggR1BVCm1lbW9yeSBhbiB1bnByaXZpbGVnZWQgcHJvY2VzcyBjYW4gY29uc3Vt ZSwgaW4gb3JkZXIgdG8gcHJldmVudCBET1MnaW5nCm90aGVyIHByb2Nlc3NlcyAoZXZlbiBvdGhl ciB1c2VycykgPwoKCi0tbXR4CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9k cmktZGV2ZWwK