From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Add BXT Sprite plane fractional scalings Date: Wed, 18 Nov 2015 15:19:17 +0200 Message-ID: <20151118131917.GH4437@intel.com> References: <1447846981-32074-1-git-send-email-nabendu.bikash.maiti@intel.com> <20151118121137.GD4437@intel.com> <564C7805.9060407@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 839AD6E6FF for ; Wed, 18 Nov 2015 05:19:20 -0800 (PST) Content-Disposition: inline In-Reply-To: <564C7805.9060407@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Maiti, Nabendu Bikash" Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBOb3YgMTgsIDIwMTUgYXQgMDY6Mzc6MTdQTSArMDUzMCwgTWFpdGksIE5hYmVuZHUg QmlrYXNoIHdyb3RlOgo+IAo+IAo+IE9uIDExLzE4LzIwMTUgNTo0MSBQTSwgVmlsbGUgU3lyasOk bMOkIHdyb3RlOgo+ID4gT24gV2VkLCBOb3YgMTgsIDIwMTUgYXQgMDU6MTM6MDFQTSArMDUzMCwg TmFiZW5kdSBNYWl0aSB3cm90ZToKPiA+PiBPbiBvbGRlciBwbGF0Zm9ybXMgc2NhbGVycy9jbGlw aW5nIHVzZWQgdG8gcHJvdmlkZSBkZXN0aW5hdGlvbiBzaXplIGFuCj4gPj4gZXhhY3QgbXVsdGlw bGUgb2Ygc3JjIHNpemUuCj4gPj4gR2VuLTkgYW5kIGFib3ZlIHN1cHBvcnQgZnJhY3Rpb25hbCBy YXRpbyBvZiBkc3Qvc3JjIHNvIHRoYXQgc291cmNlIGlzCj4gPj4gbm90IG1hbmlwdWxhdGVkIHRv IG1lZXQgdGhlIGV4YWN0IG11bHRpcGxlIGZhY3Rvci4KPiA+Pgo+ID4+IFNpZ25lZC1vZmYtYnk6 IE5hYmVuZHUgTWFpdGkgPG5hYmVuZHUuYmlrYXNoLm1haXRpQGludGVsLmNvbT4KPiA+PiAtLS0K PiA+PiAgIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0ZS5jIHwgNDggKysrKysrKysr KysrKysrKysrKysrLS0tLS0tLS0tLS0tLS0tLQo+ID4+ICAgMSBmaWxlIGNoYW5nZWQsIDI4IGlu c2VydGlvbnMoKyksIDIwIGRlbGV0aW9ucygtKQo+ID4+Cj4gPj4gZGlmZiAtLWdpdCBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0ZS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfc3ByaXRlLmMKPiA+PiBpbmRleCAyYjk2ZjMzLi5lOGMxN2FlIDEwMDY0NAo+ID4+IC0tLSBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0ZS5jCj4gPj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfc3ByaXRlLmMKPiA+PiBAQCAtODEzLDI5ICs4MTMsMzcgQEAgaW50 ZWxfY2hlY2tfc3ByaXRlX3BsYW5lKHN0cnVjdCBkcm1fcGxhbmUgKnBsYW5lLAo+ID4+ICAgCWNy dGNfaCA9IGRybV9yZWN0X2hlaWdodChkc3QpOwo+ID4+ICAgCj4gPj4gICAJaWYgKHN0YXRlLT52 aXNpYmxlKSB7Cj4gPj4gLQkJLyogY2hlY2sgYWdhaW4gaW4gY2FzZSBjbGlwcGluZyBjbGFtcGVk IHRoZSByZXN1bHRzICovCj4gPj4gLQkJaHNjYWxlID0gZHJtX3JlY3RfY2FsY19oc2NhbGUoc3Jj LCBkc3QsIG1pbl9zY2FsZSwgbWF4X3NjYWxlKTsKPiA+PiAtCQlpZiAoaHNjYWxlIDwgMCkgewo+ ID4+IC0JCQlEUk1fREVCVUdfS01TKCJIb3Jpem9udGFsIHNjYWxpbmcgZmFjdG9yIG91dCBvZiBs aW1pdHNcbiIpOwo+ID4+IC0JCQlkcm1fcmVjdF9kZWJ1Z19wcmludCgic3JjOiAiLCBzcmMsIHRy dWUpOwo+ID4+IC0JCQlkcm1fcmVjdF9kZWJ1Z19wcmludCgiZHN0OiAiLCBkc3QsIGZhbHNlKTsK PiA+PiAtCj4gPj4gLQkJCXJldHVybiBoc2NhbGU7Cj4gPj4gLQkJfQo+ID4+ICAgCj4gPj4gLQkJ dnNjYWxlID0gZHJtX3JlY3RfY2FsY192c2NhbGUoc3JjLCBkc3QsIG1pbl9zY2FsZSwgbWF4X3Nj YWxlKTsKPiA+PiAtCQlpZiAodnNjYWxlIDwgMCkgewo+ID4+IC0JCQlEUk1fREVCVUdfS01TKCJW ZXJ0aWNhbCBzY2FsaW5nIGZhY3RvciBvdXQgb2YgbGltaXRzXG4iKTsKPiA+PiAtCQkJZHJtX3Jl Y3RfZGVidWdfcHJpbnQoInNyYzogIiwgc3JjLCB0cnVlKTsKPiA+PiAtCQkJZHJtX3JlY3RfZGVi dWdfcHJpbnQoImRzdDogIiwgZHN0LCBmYWxzZSk7Cj4gPj4gKwkJLyogR2VuIDkgYW5kIGFib3Zl IGhhcyBmcmFjdGlvbmFsIHNjYWxpbmcgc3VwcG9ydCAqLwo+ID4+ICsJCWlmIChJTlRFTF9JTkZP KHBsYW5lLT5kZXYpLT5nZW4gPCA5KSB7Cj4gPj4gICAKPiA+PiAtCQkJcmV0dXJuIHZzY2FsZTsK PiA+PiAtCQl9Cj4gPj4gKwkJCS8qIGNoZWNrIGFnYWluIGluIGNhc2UgY2xpcHBpbmcgY2xhbXBl ZCB0aGUgcmVzdWx0cyAqLwo+ID4+ICsJCQloc2NhbGUgPSBkcm1fcmVjdF9jYWxjX2hzY2FsZShz cmMsIGRzdCwgbWluX3NjYWxlLCBtYXhfc2NhbGUpOwo+ID4+ICsJCQlpZiAoaHNjYWxlIDwgMCkg ewo+ID4+ICsJCQkJRFJNX0RFQlVHX0tNUygiSG9yaXpvbnRhbCBzY2FsaW5nIGZhY3RvciBvdXQg b2YgbGltaXRzXG4iKTsKPiA+PiArCQkJCWRybV9yZWN0X2RlYnVnX3ByaW50KCJzcmM6ICIsIHNy YywgdHJ1ZSk7Cj4gPj4gKwkJCQlkcm1fcmVjdF9kZWJ1Z19wcmludCgiZHN0OiAiLCBkc3QsIGZh bHNlKTsKPiA+PiArCj4gPj4gKwkJCQlyZXR1cm4gaHNjYWxlOwo+ID4+ICsJCQl9Cj4gPj4gKwo+ ID4+ICsJCQl2c2NhbGUgPSBkcm1fcmVjdF9jYWxjX3ZzY2FsZShzcmMsIGRzdCwgbWluX3NjYWxl LCBtYXhfc2NhbGUpOwo+ID4+ICsJCQlpZiAodnNjYWxlIDwgMCkgewo+ID4+ICsJCQkJRFJNX0RF QlVHX0tNUygiVmVydGljYWwgc2NhbGluZyBmYWN0b3Igb3V0IG9mIGxpbWl0c1xuIik7Cj4gPj4g KwkJCQlkcm1fcmVjdF9kZWJ1Z19wcmludCgic3JjOiAiLCBzcmMsIHRydWUpOwo+ID4+ICsJCQkJ ZHJtX3JlY3RfZGVidWdfcHJpbnQoImRzdDogIiwgZHN0LCBmYWxzZSk7Cj4gPj4gICAKPiA+PiAt CQkvKiBNYWtlIHRoZSBzb3VyY2Ugdmlld3BvcnQgc2l6ZSBhbiBleGFjdCBtdWx0aXBsZSBvZiB0 aGUgc2NhbGluZyBmYWN0b3JzLiAqLwo+ID4+IC0JCWRybV9yZWN0X2FkanVzdF9zaXplKHNyYywK PiA+PiAtCQkJCSAgICAgZHJtX3JlY3Rfd2lkdGgoZHN0KSAqIGhzY2FsZSAtIGRybV9yZWN0X3dp ZHRoKHNyYyksCj4gPj4gLQkJCQkgICAgIGRybV9yZWN0X2hlaWdodChkc3QpICogdnNjYWxlIC0g ZHJtX3JlY3RfaGVpZ2h0KHNyYykpOwo+ID4+ICsJCQkJcmV0dXJuIHZzY2FsZTsKPiA+PiArCQkJ fQo+ID4+ICsKPiA+PiArCQkJLyoKPiA+PiArCQkJICogTWFrZSB0aGUgc291cmNlIHZpZXdwb3J0 IHNpemUgYW4gZXhhY3QKPiA+PiArCQkJICogbXVsdGlwbGUgb2YgdGhlIHNjYWxpbmcgZmFjdG9y cy4KPiA+PiArCQkJICovCj4gPj4gKwkJCWRybV9yZWN0X2FkanVzdF9zaXplKHNyYywKPiA+PiAr CQkJCQkgICAgIGRybV9yZWN0X3dpZHRoKGRzdCkgKiBoc2NhbGUgLSBkcm1fcmVjdF93aWR0aChz cmMpLAo+ID4+ICsJCQkJCSAgICAgZHJtX3JlY3RfaGVpZ2h0KGRzdCkgKiB2c2NhbGUgLSBkcm1f cmVjdF9oZWlnaHQoc3JjKSk7Cj4gPj4gKwkJfQo+ID4gTkFLLiBUaGlzIGNvZGUganVzdCBtYWtl cyBzdXJlIHRoZSBhY3R1YWwgc2NhbGluZyByYXRpbyBtYXRjaGVzIHdoYXQgd2UKPiA+IGNhbGN1 bGF0ZWQuIEFzIGluIHRoZXJlIG1heSBoYXZlIGJlZW4gc29tZSBhbW91bnQgb2Ygcm91bmRpbmcg aW52b2x2ZWQKPiA+IGV0Yy4KPiA+Cj4gPiBUaGUgcGFydCB5b3UgYWN0dWFsbHkgd2FudCB0byBj aGFuZ2UgaXMgd2hhdCBjb21lcyBhZnRlciB0aGlzIHdoZXJlIHdlCj4gPiB0aHJvdyBhd2F5IHRo ZSBmcmFjdGlvbmFsIHBhcnQgb2YgdGhlIGNvb3JkaW5hdGVzLiBBbmQgdGhlbiB5b3UgbmVlZCB0 bwo+ID4gY2hhbmdlIHRoZSBhY3R1YWwgaHcgcHJvZ3JhbW1pbmcgc28gdGhhdCB3ZSBhY3R1YWxs eSBmZWVkIHRoZSBzdWItcGl4ZWwKPiA+IGNvb3JkaW5hdGVzIHRvIHRoZSBoYXJkd2FyZS4KPiAK PiBJbiBsaW5lCj4gCj4gZHJtX3JlY3RfYWRqdXN0X3NpemUoc3JjLAo+ICsJCQkJCSAgICAgZHJt X3JlY3Rfd2lkdGgoZHN0KSAqIGhzY2FsZSAtIGRybV9yZWN0X3dpZHRoKHNyYyksCj4gKwkJCQkJ ICAgICBkcm1fcmVjdF9oZWlnaHQoZHN0KSAqIHZzY2FsZSAtIGRybV9yZWN0X2hlaWdodChzcmMp KTsKPiAKPiBJIHRoaW5rIHdlIHRocm93IGF3YXkgdGhlIGZyYWN0aW9uYWwgcGFydCwKCk5vLCB3 ZSBkb24ndC4KCj4gd2hpY2ggbW9kaWZpZXMgdGhlIHNyYyxyZWN0YW5nbGUuIEluIGNvbW1pdCB3 ZSB1c2UgdGhlIG1vZGlmaWVkIHN0YXRlLT5zcmMgc2l6ZS4KPiAKPiA+PiAgIAo+ID4+ICAgCQlk cm1fcmVjdF9yb3RhdGVfaW52KHNyYywgZmItPndpZHRoIDw8IDE2LCBmYi0+aGVpZ2h0IDw8IDE2 LAo+ID4+ICAgCQkJCSAgICBzdGF0ZS0+YmFzZS5yb3RhdGlvbik7Cj4gPj4gLS0gCj4gPj4gMS45 LjEKPiA+Pgo+ID4+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCj4gPj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+ID4+IEludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKPiA+PiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4CgotLSAKVmlsbGUgU3lyasOkbMOkCkludGVsIE9UQwpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBs aXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNr dG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=