From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?QW50dGkgS29za2lww6TDpA==?= Subject: Re: [PATCH v2] drm/i915/bxt: map GTT as uncached Date: Mon, 30 Mar 2015 13:02:56 +0300 Message-ID: <55191F50.2070803@linux.intel.com> References: <1426585215-8788-11-git-send-email-imre.deak@intel.com> <1427454453-6604-1-git-send-email-imre.deak@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 40C046E579 for ; Mon, 30 Mar 2015 03:01:35 -0700 (PDT) In-Reply-To: <1427454453-6604-1-git-send-email-imre.deak@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org UmV2aWV3ZWQtYnk6IEFudHRpIEtvc2tpcMOkw6QgPGFudHRpLmtvc2tpcGFhQGxpbnV4LmludGVs LmNvbT4KCk9uIDAzLzI3LzIwMTUgMDE6MDcgUE0sIEltcmUgRGVhayB3cm90ZToKPiBPbiBCcm94 dG9uIHBlciBzcGVjaWZpY2F0aW9uIHRoZSBHVFQgaGFzIHRvIGJlIG1hcHBlZCBhcyB1bmNhY2hl ZC4KPiBUaGlzIHdhcyBjYXVnaHQgYnkgdGhlIFBURSB3cml0ZSByZWFkYmFjayB3YXJuaW5nLCB3 aGljaCBzaG93ZWQgYQo+IGNvcnJ1cHRlZCBQVEUgdmFsdWUgd2l0aCB1c2luZyB0aGUgY3VycmVu dCB3cml0ZS1jb21iaW5lIG1hcHBpbmcuCj4gCj4gdjI6Cj4gLSBhZGQgY29tbWVudCBleHBsYWlu aW5nIGhvdyB0aGUgcHJvYmxlbSB3aXRoIFdDIG1hcHBpbmcgbWFuaWZlc3RzCj4gICAoRGFuaWVs KQo+IAo+IFNpZ25lZC1vZmYtYnk6IEltcmUgRGVhayA8aW1yZS5kZWFrQGludGVsLmNvbT4KPiAt LS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMgfCAxMiArKysrKysrKysr Ky0KPiAgMSBmaWxlIGNoYW5nZWQsIDExIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAK PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYwo+IGluZGV4IGUzM2IxMjEuLjRkMTUyMzcg MTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMKPiArKysg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYwo+IEBAIC0yMjU2LDcgKzIyNTYs MTcgQEAgc3RhdGljIGludCBnZ3R0X3Byb2JlX2NvbW1vbihzdHJ1Y3QgZHJtX2RldmljZSAqZGV2 LAo+ICAJZ3R0X3BoeXNfYWRkciA9IHBjaV9yZXNvdXJjZV9zdGFydChkZXYtPnBkZXYsIDApICsK PiAgCQkocGNpX3Jlc291cmNlX2xlbihkZXYtPnBkZXYsIDApIC8gMik7Cj4gIAo+IC0JZGV2X3By aXYtPmd0dC5nc20gPSBpb3JlbWFwX3djKGd0dF9waHlzX2FkZHIsIGd0dF9zaXplKTsKPiArCS8q Cj4gKwkgKiBPbiBCWFQgd3JpdGVzIGxhcmdlciB0aGFuIDY0IGJpdCB0byB0aGUgR1RUIHBhZ2V0 YWJsZSByYW5nZSB3aWxsIGJlCj4gKwkgKiBkcm9wcGVkLiBGb3IgV0MgbWFwcGluZ3MgaW4gZ2Vu ZXJhbCB3ZSBoYXZlIDY0IGJ5dGUgYnVyc3Qgd3JpdGVzCj4gKwkgKiB3aGVuIHRoZSBXQyBidWZm ZXIgaXMgZmx1c2hlZCwgc28gd2UgY2FuJ3QgdXNlIGl0LCBidXQgaGF2ZSB0bwo+ICsJICogcmVz b3J0IHRvIGFuIHVuY2FjaGVkIG1hcHBpbmcuIFRoZSBXQyBpc3N1ZSBpcyBlYXNpbHkgY2F1Z2h0 IGJ5IHRoZQo+ICsJICogcmVhZGJhY2sgY2hlY2sgd2hlbiB3cml0aW5nIEdUVCBQVEUgZW50cmll cy4KPiArCSAqLwo+ICsJaWYgKElTX0JST1hUT04oZGV2KSkKPiArCQlkZXZfcHJpdi0+Z3R0Lmdz bSA9IGlvcmVtYXBfbm9jYWNoZShndHRfcGh5c19hZGRyLCBndHRfc2l6ZSk7Cj4gKwllbHNlCj4g KwkJZGV2X3ByaXYtPmd0dC5nc20gPSBpb3JlbWFwX3djKGd0dF9waHlzX2FkZHIsIGd0dF9zaXpl KTsKPiAgCWlmICghZGV2X3ByaXYtPmd0dC5nc20pIHsKPiAgCQlEUk1fRVJST1IoIkZhaWxlZCB0 byBtYXAgdGhlIGd0dCBwYWdlIHRhYmxlXG4iKTsKPiAgCQlyZXR1cm4gLUVOT01FTTsKPiAKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBt YWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMu ZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==