From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Handle YUV subpixel support better Date: Mon, 18 Mar 2019 16:18:41 +0200 Message-ID: <20190318141841.GM3888@intel.com> References: <20190318140718.1619-1-maarten.lankhorst@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4E4898925F for ; Mon, 18 Mar 2019 14:18:45 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20190318140718.1619-1-maarten.lankhorst@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Maarten Lankhorst Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBNYXIgMTgsIDIwMTkgYXQgMDM6MDc6MThQTSArMDEwMCwgTWFhcnRlbiBMYW5raG9y c3Qgd3JvdGU6Cj4gU2lnbmVkLW9mZi1ieTogTWFhcnRlbiBMYW5raG9yc3QgPG1hYXJ0ZW4ubGFu a2hvcnN0QGxpbnV4LmludGVsLmNvbT4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfc3ByaXRlLmMgfCAyOSArKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLQo+ICAxIGZpbGUg Y2hhbmdlZCwgMTkgaW5zZXJ0aW9ucygrKSwgMTAgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0ZS5jIGIvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfc3ByaXRlLmMKPiBpbmRleCAyNjhmYjM0ZmYwZTIuLjg2MmZjMTcyMDQyZiAx MDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9zcHJpdGUuYwo+ICsrKyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0ZS5jCj4gQEAgLTI2OSw3ICsyNjksOCBA QCBpbnQgaW50ZWxfcGxhbmVfY2hlY2tfc3JjX2Nvb3JkaW5hdGVzKHN0cnVjdCBpbnRlbF9wbGFu ZV9zdGF0ZSAqcGxhbmVfc3RhdGUpCj4gIHsKPiAgCWNvbnN0IHN0cnVjdCBkcm1fZnJhbWVidWZm ZXIgKmZiID0gcGxhbmVfc3RhdGUtPmJhc2UuZmI7Cj4gIAlzdHJ1Y3QgZHJtX3JlY3QgKnNyYyA9 ICZwbGFuZV9zdGF0ZS0+YmFzZS5zcmM7Cj4gLQl1MzIgc3JjX3gsIHNyY195LCBzcmNfdywgc3Jj X2g7Cj4gKwl1MzIgc3JjX3gsIHNyY195LCBzcmNfdywgc3JjX2gsIGhzdWIsIHZzdWI7Cj4gKwli b29sIHJvdGF0ZWQgPSBkcm1fcm90YXRpb25fOTBfb3JfMjcwKHBsYW5lX3N0YXRlLT5iYXNlLnJv dGF0aW9uKTsKPiAgCj4gIAkvKgo+ICAJICogSGFyZHdhcmUgZG9lc24ndCBoYW5kbGUgc3VicGl4 ZWwgY29vcmRpbmF0ZXMuCj4gQEAgLTI4NywxOCArMjg4LDI2IEBAIGludCBpbnRlbF9wbGFuZV9j aGVja19zcmNfY29vcmRpbmF0ZXMoc3RydWN0IGludGVsX3BsYW5lX3N0YXRlICpwbGFuZV9zdGF0 ZSkKPiAgCXNyYy0+eTEgPSBzcmNfeSA8PCAxNjsKPiAgCXNyYy0+eTIgPSAoc3JjX3kgKyBzcmNf aCkgPDwgMTY7Cj4gIAo+IC0JaWYgKGZiLT5mb3JtYXQtPmlzX3l1diAmJgo+IC0JICAgIChzcmNf eCAmIDEgfHwgc3JjX3cgJiAxKSkgewo+IC0JCURSTV9ERUJVR19LTVMoInNyYyB4L3cgKCV1LCAl dSkgbXVzdCBiZSBhIG11bHRpcGxlIG9mIDIgZm9yIFlVViBwbGFuZXNcbiIsCj4gLQkJCSAgICAg IHNyY194LCBzcmNfdyk7Cj4gKwlpZiAoIWZiLT5mb3JtYXQtPmlzX3l1dikKPiArCQlyZXR1cm4g MDsKPiArCj4gKwkvKiBZVVYgc3BlY2lmaWMgY2hlY2tzICovCj4gKwlpZiAoIXJvdGF0ZWQpIHsK PiArCQloc3ViID0gZmItPmZvcm1hdC0+aHN1YjsKPiArCQl2c3ViID0gZmItPmZvcm1hdC0+dnN1 YjsKPiArCX0gZWxzZSB7Cj4gKwkJaHN1YiA9IHZzdWIgPSBtYXgoZmItPmZvcm1hdC0+aHN1Yiwg ZmItPmZvcm1hdC0+dnN1Yik7CgpXaHkgdGhpcz8gRnJvbSB0aGUgbG9va3Mgb2YgdGhpbmdzIHRo ZXJlIHNob3VsZCBiZSBubyBuZWVkIHRvIGRlYWwgd2l0aApyb3RhdGlvbiBpbiB0aGlzIGZ1bmN0 aW9uIGF0IGFsbC4KCj4gKwl9Cj4gKwo+ICsJaWYgKHNyY194ICUgaHN1YiB8fCBzcmNfdyAlIGhz dWIpIHsKPiArCQlEUk1fREVCVUdfS01TKCJzcmMgeC93ICgldSwgJXUpIG11c3QgYmUgYSBtdWx0 aXBsZSBvZiAldSBmb3IgJXNZVVYgcGxhbmVzXG4iLAo+ICsJCQkgICAgICBzcmNfeCwgc3JjX3cs IGhzdWIsIHJvdGF0ZWQgPyAicm90YXRlZCAiIDogIiIpOwo+ICAJCXJldHVybiAtRUlOVkFMOwo+ ICAJfQo+ICAKPiAtCWlmIChmYi0+Zm9ybWF0LT5pc195dXYgJiYKPiAtCSAgICBmYi0+Zm9ybWF0 LT5udW1fcGxhbmVzID4gMSAmJgo+IC0JICAgIChzcmNfeSAmIDEgfHwgc3JjX2ggJiAxKSkgewo+ IC0JCURSTV9ERUJVR19LTVMoInNyYyB5L2ggKCV1LCAldSkgbXVzdCBiZSBhIG11bHRpcGxlIG9m IDIgZm9yIHBsYW5hciBZVVYgcGxhbmVzXG4iLAo+IC0JCQkgICAgICBzcmNfeSwgc3JjX2gpOwo+ ICsJaWYgKHNyY195ICUgdnN1YiB8fCBzcmNfaCAlIHZzdWIpIHsKPiArCQlEUk1fREVCVUdfS01T KCJzcmMgeS9oICgldSwgJXUpIG11c3QgYmUgYSBtdWx0aXBsZSBvZiAldSBmb3IgJXNZVVYgcGxh bmVzXG4iLAo+ICsJCQkgICAgICBzcmNfeSwgc3JjX2gsIHZzdWIsIHJvdGF0ZWQgPyAicm90YXRl ZCAiIDogIiIpOwo+ICAJCXJldHVybiAtRUlOVkFMOwo+ICAJfQo+ICAKPiAtLSAKPiAyLjIwLjEK PiAKPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IElu dGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4g aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK Ci0tIApWaWxsZSBTeXJqw6Rsw6QKSW50ZWwKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4