From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maarten Lankhorst Subject: Re: [PATCH] drm/i915: Handle YUV subpixel support better Date: Mon, 18 Mar 2019 16:13:57 +0100 Message-ID: <9b536bc0-8be3-1080-45da-fa57615309ac@linux.intel.com> References: <20190318140718.1619-1-maarten.lankhorst@linux.intel.com> <20190318141841.GM3888@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0BC9E89970 for ; Mon, 18 Mar 2019 15:14:00 +0000 (UTC) In-Reply-To: <20190318141841.GM3888@intel.com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T3AgMTgtMDMtMjAxOSBvbSAxNToxOCBzY2hyZWVmIFZpbGxlIFN5cmrDpGzDpDoKPiBPbiBNb24s IE1hciAxOCwgMjAxOSBhdCAwMzowNzoxOFBNICswMTAwLCBNYWFydGVuIExhbmtob3JzdCB3cm90 ZToKPj4gU2lnbmVkLW9mZi1ieTogTWFhcnRlbiBMYW5raG9yc3QgPG1hYXJ0ZW4ubGFua2hvcnN0 QGxpbnV4LmludGVsLmNvbT4KPj4gLS0tCj4+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9z cHJpdGUuYyB8IDI5ICsrKysrKysrKysrKysrKysrKystLS0tLS0tLS0tCj4+ICAxIGZpbGUgY2hh bmdlZCwgMTkgaW5zZXJ0aW9ucygrKSwgMTAgZGVsZXRpb25zKC0pCj4+Cj4+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9zcHJpdGUuYyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX3Nwcml0ZS5jCj4+IGluZGV4IDI2OGZiMzRmZjBlMi4uODYyZmMxNzIwNDJmIDEw MDY0NAo+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9zcHJpdGUuYwo+PiArKysg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9zcHJpdGUuYwo+PiBAQCAtMjY5LDcgKzI2OSw4 IEBAIGludCBpbnRlbF9wbGFuZV9jaGVja19zcmNfY29vcmRpbmF0ZXMoc3RydWN0IGludGVsX3Bs YW5lX3N0YXRlICpwbGFuZV9zdGF0ZSkKPj4gIHsKPj4gIAljb25zdCBzdHJ1Y3QgZHJtX2ZyYW1l YnVmZmVyICpmYiA9IHBsYW5lX3N0YXRlLT5iYXNlLmZiOwo+PiAgCXN0cnVjdCBkcm1fcmVjdCAq c3JjID0gJnBsYW5lX3N0YXRlLT5iYXNlLnNyYzsKPj4gLQl1MzIgc3JjX3gsIHNyY195LCBzcmNf dywgc3JjX2g7Cj4+ICsJdTMyIHNyY194LCBzcmNfeSwgc3JjX3csIHNyY19oLCBoc3ViLCB2c3Vi Owo+PiArCWJvb2wgcm90YXRlZCA9IGRybV9yb3RhdGlvbl85MF9vcl8yNzAocGxhbmVfc3RhdGUt PmJhc2Uucm90YXRpb24pOwo+PiAgCj4+ICAJLyoKPj4gIAkgKiBIYXJkd2FyZSBkb2Vzbid0IGhh bmRsZSBzdWJwaXhlbCBjb29yZGluYXRlcy4KPj4gQEAgLTI4NywxOCArMjg4LDI2IEBAIGludCBp bnRlbF9wbGFuZV9jaGVja19zcmNfY29vcmRpbmF0ZXMoc3RydWN0IGludGVsX3BsYW5lX3N0YXRl ICpwbGFuZV9zdGF0ZSkKPj4gIAlzcmMtPnkxID0gc3JjX3kgPDwgMTY7Cj4+ICAJc3JjLT55MiA9 IChzcmNfeSArIHNyY19oKSA8PCAxNjsKPj4gIAo+PiAtCWlmIChmYi0+Zm9ybWF0LT5pc195dXYg JiYKPj4gLQkgICAgKHNyY194ICYgMSB8fCBzcmNfdyAmIDEpKSB7Cj4+IC0JCURSTV9ERUJVR19L TVMoInNyYyB4L3cgKCV1LCAldSkgbXVzdCBiZSBhIG11bHRpcGxlIG9mIDIgZm9yIFlVViBwbGFu ZXNcbiIsCj4+IC0JCQkgICAgICBzcmNfeCwgc3JjX3cpOwo+PiArCWlmICghZmItPmZvcm1hdC0+ aXNfeXV2KQo+PiArCQlyZXR1cm4gMDsKPj4gKwo+PiArCS8qIFlVViBzcGVjaWZpYyBjaGVja3Mg Ki8KPj4gKwlpZiAoIXJvdGF0ZWQpIHsKPj4gKwkJaHN1YiA9IGZiLT5mb3JtYXQtPmhzdWI7Cj4+ ICsJCXZzdWIgPSBmYi0+Zm9ybWF0LT52c3ViOwo+PiArCX0gZWxzZSB7Cj4+ICsJCWhzdWIgPSB2 c3ViID0gbWF4KGZiLT5mb3JtYXQtPmhzdWIsIGZiLT5mb3JtYXQtPnZzdWIpOwo+IFdoeSB0aGlz PyBGcm9tIHRoZSBsb29rcyBvZiB0aGluZ3MgdGhlcmUgc2hvdWxkIGJlIG5vIG5lZWQgdG8gZGVh bCB3aXRoCj4gcm90YXRpb24gaW4gdGhpcyBmdW5jdGlvbiBhdCBhbGwuCgpJIHdyb3RlIGEgZHVt YiB0ZXN0IHRoYXQgZmFpbHMgaWYgSSByb3RhdGUgWVVZVi4KCmh0dHBzOi8vcGF0Y2h3b3JrLmZy ZWVkZXNrdG9wLm9yZy9wYXRjaC8yODYxNzAvCgpDb3JydXB0ZWQgaW1hZ2U6Cgooa21zX3l1djox MTU1KSBpZ3Rfa21zLURFQlVHOiBkaXNwbGF5OiBBLjA6IHBsYW5lX3NldF9yb3RhdGlvbig5MMKw KQooa21zX3l1djoxMTU1KSBpZ3Rfa21zLURFQlVHOiBkaXNwbGF5OiBBLjA6IHNyY19zZXRfcG9z aXRpb24oMTgsMzMpCihrbXNfeXV2OjExNTUpIGlndF9rbXMtREVCVUc6IGRpc3BsYXk6IEEuMDog c3JjX3NldF9zaXplKDQ0eDY1KQooa21zX3l1djoxMTU1KSBpZ3Rfa21zLURFQlVHOiBkaXNwbGF5 OiBBLjA6IHBsYW5lX3NldF9wb3NpdGlvbig2NCw2NCkKKGttc195dXY6MTE1NSkgaWd0X2ttcy1E RUJVRzogZGlzcGxheTogQS4wOiBwbGFuZV9zZXRfc2l6ZSAoMjU2eDI1NikKCkkgaGFkIGEgODB4 MTI4IGZiLCBvbmx5IHNob3dpbmcgdGhlIGNlbnRlciBwYXJ0IHdoaWNoIHNob3VsZCBiZSB3aGl0 ZSwgd2l0aCBhIGJsYWNrIGJvcmRlciBhcm91bmQgaXQgdG8gY2F1c2UgQ1JDIGVycm9ycyBpZiB3 ZSBtZXNzIHVwIGNsaXBwaW5nLgoKVGhlIHNjYWxpbmcgd29ya3MgZmluZSwgYnV0IHRoZSBjbGlw cGluZyBkb2VzIG5vdCBpbiB0aGlzIGNhc2UuIEkgYW0gZ2V0dGluZyBhIGNvcnJ1cHRlZCBwbGFu ZSBvbiBzY3JlZW4gd2hpY2ggaXMgbW9zdGx5IHdoaXRlLCBidXQgd2l0aCBibGFjayBkb3RzIGlu IGVhY2ggdGlsZS4KClNjYWxpbmcganVzdCBtYWduaWZpZXMgdGhpcyBjb3JydXB0aW9uLiA6KQoK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4 IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4