From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [CI 1/6] drm/i915: Remove temporary allocation of dma addresses when rotating Date: Mon, 20 Feb 2017 10:36:33 +0000 Message-ID: <6a94bdcd-da14-f985-8eb3-7c57846e2041@linux.intel.com> References: <20170217151304.16665-1-chris@chris-wilson.co.uk> <20170217163753.GD4100@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id DE6BF6E200 for ; Mon, 20 Feb 2017 10:36:35 +0000 (UTC) In-Reply-To: <20170217163753.GD4100@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Ck9uIDE3LzAyLzIwMTcgMTY6MzcsIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBGcmksIEZlYiAx NywgMjAxNyBhdCAwNDoyODoxM1BNICswMDAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4KPj4g T24gMTcvMDIvMjAxNyAxNToxMiwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+Pj4gVGhlIG9iamVjdCBh bHJlYWR5IHN0b3JlcyAoY29tcHV0ZWQgb24gdGhlIGZseSkgdGhlIGluZGV4IHRvIGRtYSBhZGRy ZXNzCj4+PiBzbyB1c2UgaXQgaW5zdGVhZCBvZiByZWFsbG9jYXRpbmcgYSBsYXJnZSB0ZW1wb3Jh cnkgYXJyYXkgZXZlcnkgdGltZSB3ZQo+Pj4gYmluZCBhIHJvdGF0ZWQgZnJhbWVidWZmZXIuCj4+ Cj4+IE9uIHRoZSBvdGhlciBoYW5kIGhvdyBiaWcgaXMgdGhlIHJhZGl4IHRyZWUgZm9yIGEgbGFy Z2UgZnJhbWVidWZmZXI/Cj4+IEkgcmVtZW1iZXIgdGhvc2Ugbm9kZXMgd2VyZSBxdWl0ZSBjaHVu a3kgYW5kIHdpbGwgaGFuZyBhcm91bmQgZm9yCj4+IHRoZSBsaWZldGltZSBvZiB0aGUgb2JqZWN0 LiBXaGlsZSB0aGUgYWJvdmUgbWVudGlvbmVkIGxhcmdlCj4+IHRlbXBvcmFyeSBhcnJheSBuZWVk cyB0byBiZSBhbGxvY2F0ZWQgb25seSBpZiByb3RhdGVkIFZNQXMgaGF2ZSBiZWVuCj4+IGRpc2Nh cmRlZCBkdWUgR0dUVCBwcmVzc3VyZSwgbm8/Cj4+Cj4+IE9uIHRoZSBvdGhlciBvdGhlciBoYW5k IG1heWJlIHRoZSByYWRpeCB0cmVlIHdvbid0IGJlIHNvIGJpZyBpbiB0aGUKPj4gdHlwaWNhbCBj YXNlLCBkdWUgc2cgZW50cnkgY29hbGVzY2luZywgYnV0IGl0IHdpbGwgaGFuZyBhcm91bmQgZm9y Cj4+IG11Y2ggbG9uZ2VyLgo+Cj4gQWxzbyBkb24ndCBmb3JnZXQgdGhhdCB3ZSB1c2UgdGhlIHJh ZGl4dHJlZSBmb3IgbW1hcHMsIHBhcnRpYWxzLCBzaW5nbGUKPiBwYWdlIGxvb2t1cHMuIEluIGFs bCBsaWtlbGlob29kIGl0IGFscmVhZHkgZXhpc3RzLCBhbmQgaXQgZG9lc24ndCBoYW5nCj4gYXJv dW5kIGZvcmV2ZXIuCgpZZWFoLCBidXQgZm9yIGEgdHlwaWNhbCBmcmFtZWJ1ZmZlciBub25lIG9m IHRoaXMgYXJlIGFjdHVhbGx5IHVzZWQgdG8gCnRyaWdnZXIgY3JlYXRpbmcgdGhlIHJhZGl4IHRy ZWUuCgpGb3IgYSBzdGFuZGFyZCAxOTIweDEwODB4MzIgZmIsIHRlbXBvcmFyeSBhbGxvY2F0aW9u IGZvciByb3RhdGlvbiBpcyAKb25seSB+MTZLaUIgc28gZG9uJ3Qgc2VlIHRoYXQgaXQgY2FuIGNh dXNlIGFueSBwcm9ibGVtcyBldmVuIHdpdGggNGsgCnNjcmVlbnMuCgpTdHJ1Y3QgcmFkaXhfdHJl ZV9ub2RlIGlzIG11Y2ggY2h1bmtpZXIgc28gaG93IG1hbnkgb2YgdGhvc2Ugd2lsbCBhIAp0eXBp Y2FsIGZyYW1lYnVmZmVyIG5lZWQgYW5kIGhvdyBtdWNoIG1lbW9yeSBpbiB0b3RhbCB3b3VsZCBp dCB0aWUgdXA/IApJdCB3b3VsZCBvbmx5IGJlIGRyb3BwZWQgb25jZSB3ZSBkcm9wIHRoZSBiYWNr aW5nIHN0b3JlLCBzbyBmb3IgCmZyYW1lYnVmZmVycyBiYXNpY2FsbHkgbmV2ZXIuCgo+Pj4gLQlE Uk1fREVCVUdfS01TKCJDcmVhdGVkIHJvdGF0ZWQgcGFnZSBtYXBwaW5nIGZvciBvYmplY3Qgc2l6 ZSAlenUgKCV1eCV1IHRpbGVzLCAldSBwYWdlcylcbiIsCj4+PiAtCQkgICAgICBvYmotPmJhc2Uu c2l6ZSwgcm90X2luZm8tPnBsYW5lWzBdLndpZHRoLCByb3RfaW5mby0+cGxhbmVbMF0uaGVpZ2h0 LCBzaXplKTsKPj4KPj4gSG0gZ2l2ZW4gaG93IGNoYXR0eSBLTVMgbG9nIGxldmVsIGlzIHRoaXMg b25lIHdhc24ndCB0aGF0IGhhcm1mdWwKPj4gYnV0IE9LLiBVc2UgdG8gc2F2ZSBtZSBsb29raW5n IGluIGRlYnVnZnMvaTkxNV9nZW1fZnJhbWVidWZmZXIgYW5kCj4+IGV5ZWJhbGwgdGhlIFZNQSBs aXN0LiBHcmFudGVkIHRoYXQgaXMgbXVjaCBtb3JlIG1hbmFnZWFibGUgbm93IGFmdGVyCj4+IHlv dSBhZGRlZCB0aGUgaHVtYW4gcmVhZGFibGUgb3V0cHV0IHRoZXJlLgo+Cj4gSXQncyBqdXN0IHRo ZSBvZGQgb25lIG91dC4gSWYgaXQgaXMgdXNlZnVsIGhlcmUsIGl0IHByZXN1bWFibHkgaGFzIHNv bWUKPiB1c2Ugb24gdGhlIG90aGVyIGJyYW5jaGVzIC0gYW5kIGRvIHdlIHdhbnQgaXQgYXQgcGFn ZSBhbGxvY2F0aW9uIHRpbWUgb3IKPiB2bWEgY3JlYXRpb24uIEFuZCBJIGRvbid0IHRoaW5rIHdl IHJlYWxseSB3YW50IG9uZSBhdCB2bWEgY3JlYXRlLCBzbyBJJ2QKPiBwcmVmZXIgdG8gaW1wcm92 ZSB0aGUgZGVidWdmcyAob3Igb3RoZXIpIHByb2JlLgoKSSBhZ3JlZSB0aGF0IGRlYnVnZnMgb3V0 cHV0IGlzIHN1ZmZpY2VudCBub3dhZGF5cy4KClJlZ2FyZHMsCgpUdnJ0a28KCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBs aXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK