From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Siluvery, Arun" Subject: Re: [PATCH v4 1/6] drm/i915/gen8: Add infrastructure to initialize WA batch buffers Date: Wed, 17 Jun 2015 10:38:39 +0100 Message-ID: <5581401F.3070702@linux.intel.com> References: <1434482725-21823-1-git-send-email-arun.siluvery@linux.intel.com> <1434482725-21823-2-git-send-email-arun.siluvery@linux.intel.com> <20150616203340.GB17842@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 mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 4430B6E171 for ; Wed, 17 Jun 2015 02:38:41 -0700 (PDT) In-Reply-To: <20150616203340.GB17842@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 T24gMTYvMDYvMjAxNSAyMTozMywgQ2hyaXMgV2lsc29uIHdyb3RlOgo+IE9uIFR1ZSwgSnVuIDE2 LCAyMDE1IGF0IDA4OjI1OjIwUE0gKzAxMDAsIEFydW4gU2lsdXZlcnkgd3JvdGU6Cj4+ICtzdGF0 aWMgaW50IGxyY19zZXR1cF93YV9jdHhfb2JqKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmcs IHUzMiBzaXplKQo+PiArewo+PiArCWludCByZXQ7Cj4+ICsJc3RydWN0IGRybV9kZXZpY2UgKmRl diA9IHJpbmctPmRldjsKPgo+IFlvdSBvbmx5IHVzZSBpdCBvbmNlLCBrZWVwaW5nIGl0IGFzIGEg bG9jYWwgc2VlbXMgY291bnRlci1pbnR1aXRpdmUuCj4KPj4gKwlXQVJOX09OKHJpbmctPmlkICE9 IFJDUyk7Cj4+ICsKPj4gKwlzaXplID0gcm91bmR1cChzaXplLCBQQUdFX1NJWkUpOwo+Cj4gT3V0 IG9mIGN1cmlvdXNpdHkgaXMgZ2NjIHNtYXJ0IGVub3VnaCB0byB0dXJuIHRoaXMgaW50byBhbiBB TElHTigpPwoKcmVwbGFjZWQgd2l0aCBQQUdFX0FMSUdOKHNpemUpCgo+Cj4+ICsJcmluZy0+d2Ff Y3R4Lm9iaiA9IGk5MTVfZ2VtX2FsbG9jX29iamVjdChkZXYsIHNpemUpOwo+PiArCWlmICghcmlu Zy0+d2FfY3R4Lm9iaikgewo+PiArCQlEUk1fREVCVUdfRFJJVkVSKCJhbGxvYyBMUkMgV0EgY3R4 IGJhY2tpbmcgb2JqIGZhaWxlZC5cbiIpOwo+PiArCQlyZXR1cm4gLUVOT01FTTsKPj4gKwl9Cj4+ ICsKPj4gKwlyZXQgPSBpOTE1X2dlbV9vYmpfZ2d0dF9waW4ocmluZy0+d2FfY3R4Lm9iaiwgR0VO OF9MUl9DT05URVhUX0FMSUdOLCAwKTsKPgo+IFN0cmFuZ2UgY2hvaWNlIG9mIGFsaWdubWVudCBz aW5jZSB3ZSBwYXNzIGFyb3VuZCBjYWNoZWxpbmUgb2Zmc2V0cy4KPgp0aGlzIGlzIGZyb20gdGhl IGluaXRpYWwgdmVyc2lvbiB3aGVyZSBpdCB3YXMgcGFydCBvZiBjb250ZXh0LCBzb3JyeSAKbWlz c2VkIHRoaXMsIHJlcGxhY2VkIHdpdGggUEFHRV9TSVpFLgoKPj4gKwlpZiAocmV0KSB7Cj4+ICsJ CURSTV9ERUJVR19EUklWRVIoInBpbiBMUkMgV0EgY3R4IGJhY2tpbmcgb2JqIGZhaWxlZDogJWRc biIsCj4+ICsJCQkJIHJldCk7Cj4+ICsJCWRybV9nZW1fb2JqZWN0X3VucmVmZXJlbmNlKCZyaW5n LT53YV9jdHgub2JqLT5iYXNlKTsKPj4gKwkJcmV0dXJuIHJldDsKPj4gKwl9Cj4+ICsKPj4gKwly ZXR1cm4gMDsKPj4gK30KPj4gKwo+PiArc3RhdGljIHZvaWQgbHJjX2Rlc3Ryb3lfd2FfY3R4X29i aihzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICpyaW5nKQo+PiArewo+PiArCVdBUk5fT04ocmluZy0+ aWQgIT0gUkNTKTsKPj4gKwo+PiArCWk5MTVfZ2VtX29iamVjdF9nZ3R0X3VucGluKHJpbmctPndh X2N0eC5vYmopOwo+PiArCWRybV9nZW1fb2JqZWN0X3VucmVmZXJlbmNlKCZyaW5nLT53YV9jdHgu b2JqLT5iYXNlKTsKPj4gKwlyaW5nLT53YV9jdHgub2JqID0gTlVMTDsKPj4gK30KPj4gKwo+PiAg IC8qKgo+PiAgICAqIGludGVsX2xvZ2ljYWxfcmluZ19jbGVhbnVwKCkgLSBkZWFsbG9jYXRlIHRo ZSBFbmdpbmUgQ29tbWFuZCBTdHJlYW1lcgo+PiAgICAqCj4+IEBAIC0xNDc0LDcgKzE2MTIsMjkg QEAgc3RhdGljIGludCBsb2dpY2FsX3JlbmRlcl9yaW5nX2luaXQoc3RydWN0IGRybV9kZXZpY2Ug KmRldikKPj4gICAJaWYgKHJldCkKPj4gICAJCXJldHVybiByZXQ7Cj4+Cj4+IC0JcmV0dXJuIGlu dGVsX2luaXRfcGlwZV9jb250cm9sKHJpbmcpOwo+PiArCWlmIChJTlRFTF9JTkZPKHJpbmctPmRl diktPmdlbiA+PSA4KSB7Cj4+ICsJCXJldCA9IGxyY19zZXR1cF93YV9jdHhfb2JqKHJpbmcsIFBB R0VfU0laRSk7Cj4+ICsJCWlmIChyZXQpIHsKPj4gKwkJCURSTV9ERUJVR19EUklWRVIoIkZhaWxl ZCB0byBzZXR1cCBjb250ZXh0IFdBIHBhZ2U6ICVkXG4iLAo+PiArCQkJCQkgcmV0KTsKPj4gKwkJ CXJldHVybiByZXQ7Cj4+ICsJCX0KPj4gKwo+PiArCQlyZXQgPSBpbnRlbF9pbml0X3dvcmthcm91 bmRfYmIocmluZyk7Cj4+ICsJCWlmIChyZXQpIHsKPj4gKwkJCWxyY19kZXN0cm95X3dhX2N0eF9v YmoocmluZyk7Cj4+ICsJCQlEUk1fRVJST1IoIldBIGJhdGNoIGJ1ZmZlcnMgYXJlIG5vdCBpbml0 aWFsaXplZDogJWRcbiIsCj4+ICsJCQkJICByZXQpOwo+PiArCQl9Cj4+ICsJfQo+PiArCj4+ICsJ cmV0ID0gaW50ZWxfaW5pdF9waXBlX2NvbnRyb2wocmluZyk7Cj4KPiBEaWQgeW91IGNvbnNpZGVy IHN0dWZmaW5nIGl0IGludG8gdGhlIHNwYXJlIGFyZSBvZiB0aGUgcGlwZSBjb250cm9sCj4gc2Nh dGNoIGJvPyA6KQpOb3QgZXhhY3RseSBidXQgSSB0aGluayBpdCBpcyBiZXR0ZXIgdG8ga2VlcCB0 aGVtIHNlcGFyYXRlLiBJdCBpcyBub3QgCnRoYXQgYSBzaW5nbGUgcGFnZSBpcyBub3Qgc3VmZmlj aWVudCBldmVuIGlmIHdlIGFkZCBtb3JlIFdBIGluIGZ1dHVyZSAKYnV0IGZvciBsb2dpY2FsIHJl YXNvbnMuIEluIGNhc2UgaWYgdGhlcmUgaXMgYW55IGVycm9yIHdoaWxlIAppbml0aWFsaXppbmcg dGhlc2UgV0Egd2UgYXJlIGRlc3Ryb3lpbmcgdGhlIHBhZ2UgYW5kIGNvbnRpbnVpbmcgZnVydGhl ciAKd2hpY2ggY2Fubm90IGJlIGRvbmUgd2l0aCBzY3JhdGNoIHBhZ2UuCgpyZWdhcmRzCkFydW4K Cgo+IC1DaHJpcwo+CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo=