From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 1/4] drm/i915: Clearing buffer objects via CPU/GTT Date: Wed, 22 Jul 2015 16:01:33 +0100 Message-ID: <55AFB04D.2040909@linux.intel.com> References: <1437573109-19211-1-git-send-email-ankitprasad.r.sharma@intel.com> <1437573109-19211-2-git-send-email-ankitprasad.r.sharma@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 3CB0F6E4F6 for ; Wed, 22 Jul 2015 08:01:36 -0700 (PDT) In-Reply-To: <1437573109-19211-2-git-send-email-ankitprasad.r.sharma@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: ankitprasad.r.sharma@intel.com, intel-gfx@lists.freedesktop.org Cc: akash.goel@intel.com, shashidhar.hiremath@intel.com List-Id: intel-gfx@lists.freedesktop.org CkhpLAoKT24gMDcvMjIvMjAxNSAwMjo1MSBQTSwgYW5raXRwcmFzYWQuci5zaGFybWFAaW50ZWwu Y29tIHdyb3RlOgo+IEZyb206IEFua2l0cHJhc2FkIFNoYXJtYSA8YW5raXRwcmFzYWQuci5zaGFy bWFAaW50ZWwuY29tPgo+Cj4gVGhpcyBwYXRjaCBhZGRzIHN1cHBvcnQgZm9yIGNsZWFyaW5nIGJ1 ZmZlciBvYmplY3RzIHZpYSBDUFUvR1RULiBUaGlzCj4gaXMgcGFydGljdWxhcmx5IHVzZWZ1bCBm b3IgY2xlYXJpbmcgb3V0IHRoZSBub24gc2htZW0gYmFja2VkIG9iamVjdHMuCj4gQ3VycmVudGx5 IGludGVuZCB0byB1c2UgdGhpcyBvbmx5IGZvciBidWZmZXJzIGFsbG9jYXRlZCBmcm9tIHN0b2xl bgo+IHJlZ2lvbi4KPgo+IFRlc3RjYXNlOiBpZ3QvZ2VtX3N0b2xlbgo+Cj4gU2lnbmVkLW9mZi1i eTogQW5raXRwcmFzYWQgU2hhcm1hIDxhbmtpdHByYXNhZC5yLnNoYXJtYUBpbnRlbC5jb20+Cj4g LS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oIHwgIDEgKwo+ICAgZHJpdmVy cy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyB8IDM0ICsrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysKPiAgIDIgZmlsZXMgY2hhbmdlZCwgMzUgaW5zZXJ0aW9ucygrKQo+Cj4gZGlmZiAt LWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pOTE1X2Rydi5oCj4gaW5kZXggZWE5Y2FmMi4uZjZhZjljMCAxMDA2NDQKPiAtLS0gYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV9kcnYuaAo+IEBAIC0yNzY0LDYgKzI3NjQsNyBAQCBpbnQgaTkxNV9nZW1fb2JqX3By ZXBhcmVfc2htZW1fcmVhZChzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVjdCAqb2JqLAo+ICAgCQkJ CSAgICBpbnQgKm5lZWRzX2NsZmx1c2gpOwo+Cj4gICBpbnQgX19tdXN0X2NoZWNrIGk5MTVfZ2Vt X29iamVjdF9nZXRfcGFnZXMoc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKm9iaik7Cj4gK2lu dCBpOTE1X2dlbV9jbGVhcl9vYmplY3Qoc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKm9iaik7 Cj4KPiAgIHN0YXRpYyBpbmxpbmUgaW50IF9fc2dfcGFnZV9jb3VudChzdHJ1Y3Qgc2NhdHRlcmxp c3QgKnNnKQo+ICAgewo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dl bS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+IGluZGV4IGEyYTRhMjcuLmZj NDM0YWUgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKPiBAQCAtNTQ2OSwzICs1NDY5LDM3 IEBAIGJvb2wgaTkxNV9nZW1fb2JqX2lzX3Bpbm5lZChzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVj dCAqb2JqKQo+ICAgCXJldHVybiBmYWxzZTsKPiAgIH0KPgo+ICtpbnQgaTkxNV9nZW1fY2xlYXJf b2JqZWN0KHN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICpvYmopCgpQbGVhc2UgYWRkIGtlcm5l bCBkb2MgZm9yIHRoZSBmdW5jdGlvbi4KCj4gK3sKPiArCWludCByZXQgPSAwOwoKTm8gbmVlZCB0 byBzZXQgdG8gemVyby4KCj4gKwljaGFyIF9faW9tZW0gKmJhc2U7Cj4gKwlpbnQgc2l6ZSA9IG9i ai0+YmFzZS5zaXplOwoKSSB0aGluayBvYmotPmJhc2Uuc2l6ZSBpcyBhIHNpemVfdCBhdCB0aGUg bW9tZW50IHNvIHRoaXMgY291bGQgY2F1c2UgCmNvbXBpbGVyIHRvIHdhcm4/Cgo+ICsJc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gb2JqLT5iYXNlLmRldi0+ZGV2X3ByaXZhdGU7 CgpBZ2FpbiBjb21waWxlciBzaG91bGQgd2FybiBoZXJlIGR1ZSBpbXBsaWNpdCBwb2ludGVyIGNh c3Rpbmc/IEkgdGhpbmsgCmNvcnJlY3QgaXMgImRldl9wcml2ID0gdG9faTkxNShvYmotPmJhc2Uu ZGV2KSIuCgo+ICsJdW5zaWduZWQgYWxpZ25tZW50ID0gMDsKCkRvbid0IGV2ZW4gbmVlZCB0aGlz IGFzIHZhcmlhYmxlIHNpbmNlIGl0IGlzIHVzZWQgb25seSBvbmNlLgoKPiArCj4gKwlyZXQgPSBp OTE1X2dlbV9vYmpfZ2d0dF9waW4ob2JqLCBhbGlnbm1lbnQsIFBJTl9NQVBQQUJMRSk7Cj4gKwlp ZiAocmV0KSB7Cj4gKwkJRFJNX0VSUk9SKCJNYXBwaW5nIG9mIGdlbSBvYmplY3QgdG8gR1RUIGZh aWxlZFxuIik7CgpNYXliZSBlbmQgdGhlIHNlbnRlbmNlIHdpdGggIiEiID8KCj4gKwkJcmV0dXJu IHJldDsKPiArCX0KPiArCj4gKwlyZXQgPSBpOTE1X2dlbV9vYmplY3RfcHV0X2ZlbmNlKG9iaik7 Cj4gKwlpZiAocmV0KQo+ICsJCWdvdG8gdW5waW47CgpUaGlzIEkgZG9uJ3QgdW5kZXJzdGFuZC4g V2h5IGl0IGlzIE9LIHRvIHJlbGVhc2UgYSBmZW5jZSBhbmQgbmV2ZXIgCnJlLWVzdGFibGlzaCBp dD8gQ291bGQgdGhhdCBzdXJwcmlzZSBzb21lIGNhbGxlcnM/CgpSZWdhcmRzLAoKVHZydGtvCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBt YWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMu ZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==