From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philipp Zabel Subject: Re: [PATCH 3/4] drm/mediatek: fix the wrong pixel clock when resolution is 4K Date: Wed, 20 Jul 2016 11:41:58 +0200 Message-ID: <1469007718.5809.32.camel@pengutronix.de> References: <1468987385-37353-1-git-send-email-bibby.hsieh@mediatek.com> <1468987385-37353-4-git-send-email-bibby.hsieh@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by gabe.freedesktop.org (Postfix) with ESMTPS id 02DB86E7C0 for ; Wed, 20 Jul 2016 09:42:08 +0000 (UTC) In-Reply-To: <1468987385-37353-4-git-send-email-bibby.hsieh@mediatek.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Bibby Hsieh Cc: Junzhi Zhao , linux-kernel@vger.kernel.org, Daniel Vetter , Cawa Cheng , dri-devel@lists.freedesktop.org, Mao Huang , linux-mediatek@lists.infradead.org, Sascha Hauer , Matthias Brugger , Yingjoe Chen , linux-arm-kernel@lists.infradead.org List-Id: dri-devel@lists.freedesktop.org QW0gTWl0dHdvY2gsIGRlbiAyMC4wNy4yMDE2LCAxMjowMyArMDgwMCBzY2hyaWViIEJpYmJ5IEhz aWVoOgo+IEZyb206IEp1bnpoaSBaaGFvIDxqdW56aGkuemhhb0BtZWRpYXRlay5jb20+Cj4gCj4g UGl4ZWwgY2xvY2sgc2hvdWxkIGJlIDI5N01IeiB3aGVuIHJlc29sdXRpb24gaXMgNEsuCj4gCj4g U2lnbmVkLW9mZi1ieTogSnVuemhpIFpoYW8gPGp1bnpoaS56aGFvQG1lZGlhdGVrLmNvbT4KPiBT aWduZWQtb2ZmLWJ5OiBCaWJieSBIc2llaCA8YmliYnkuaHNpZWhAbWVkaWF0ZWsuY29tPgo+IC0t LQo+ICBkcml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RwaS5jIHwgIDE4NCArKysrKysrKysr KysrKysrKysrKysrKysrLS0tLS0tLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDEzMSBpbnNlcnRp b25zKCspLCA1MyBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L21lZGlhdGVrL210a19kcGkuYyBiL2RyaXZlcnMvZ3B1L2RybS9tZWRpYXRlay9tdGtfZHBpLmMK PiBpbmRleCBkMDVjYTc5Li5jMGYwNGQyIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9t ZWRpYXRlay9tdGtfZHBpLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2Rw aS5jCj4gQEAgLTYwLDE0ICs2MCwzNSBAQCBlbnVtIG10a19kcGlfb3V0X2NvbG9yX2Zvcm1hdCB7 Cj4gIAlNVEtfRFBJX0NPTE9SX0ZPUk1BVF9ZQ0JDUl80MjJfRlVMTAo+ICB9Owo+ICAKPiArZW51 bSBtdGtfZHBpX2Nsa19pZCB7Cj4gKwlNVEtfRFBJX0NMS19EUElfRU5HSU5FLAo+ICsJTVRLX0RQ SV9DTEtfRFBJX1BJWEVMLAo+ICsJTVRLX0RQSV9DTEtfVFZEX1BMTCwKPiArCU1US19EUElfQ0xL X1RWRFBMTF9NVVgsCj4gKwlNVEtfRFBJX0NMS19UVkRQTExfRDIsCj4gKwlNVEtfRFBJX0NMS19U VkRQTExfRDQsCj4gKwlNVEtfRFBJX0NMS19UVkRQTExfRDgsCj4gKwlNVEtfRFBJX0NMS19UVkRQ TExfRDE2LAo+ICsJTVRLX0RQSV9DTEtfQ09VTlQsCj4gK307CgpJIHRoaW5rIHRoaXMgaXMgZ29p bmcgaW4gdGhlIHdyb25nIGRpcmVjdGlvbi4gSWYgdGhlIHBpeGVsIGNsb2NrIG91dHB1dAppc24n dCBjb3JyZWN0IGFmdGVyIGEgY2xrX3NldF9yYXRlKGRwaS0+cGl4ZWxfY2xrLCByYXRlKSwgdGhl IGNsb2NrCmRyaXZlcnMgc2hvdWxkIGJlIGZpeGVkLCBub3Qgd29ya2VkIGFyb3VuZCBpbiB0aGUg ZHBpIGRyaXZlci4KClRoZSBUVkRQTExfKiBtdXggYW5kIGRpdmlkZXJzIGFyZSBub3QgZGlyZWN0 IGlucHV0cyB0byB0aGUgRFBJIG1vZHVsZToKCiAgIHR2ZHBsbCAoInBsbCIpCiAgICAgfCAgICAg ICAgICAgICAgIC4ufFwKICAgICB2ICAgICAgICAgICAgICAgLi58IHwgbW1fc2VsIC0tLS0+IG1t X2RwaV9lbmdpbmUgKCJlbmdpbmUiKQogICB0dmRwbGxfNTk0bSgxLzMpICAuLnwvCiAgICAgfAog ICAgIHxgLT4gdHZkcGxsX2QyIC0tPnxcCiAgICAgfGAtPiB0dmRwbGxfZDQgLS0+fCB8IGRwaTBf c2VsIC0tPiBtbV9kcGlfcGl4ZWwgKCJwaXhlbCIpCiAgICAgfGAtPiB0dmRwbGxfZDggLS0+fCB8 CiAgICAgYC0tPiB0dmRwbGxfZDE2IC0+fC8KCkN1cnJlbnRseSB0aGUgY29kZSBmaXJzdCBzZXRz IHRoZSAicGxsIiB0byB0aGUgZGVzaXJlZCBtdWx0aXBsZSBvZiB0aGUKcGl4ZWwgY2xvY2sgbWFu dWFsbHkgKCozKjQsICozKjgpIGFuZCB0aGFuIGNhbGxzIGNsa19zZXRfcmF0ZSBvbiB0aGUKInBp eGVsIiBjbG9jayB3aGljaCBnZXRzIHByb3BhZ2F0ZWQgYnkgdGhlIGNsb2NrIGZyYW1ld29yayB1 cCB0bwpkcGkwX3NlbC4gU2luY2UgZHBpMF9zZWwgZG9lc24ndCBoYXZlIHRoZSBDTEtfU0VUX1JB VEVfUEFSRU5UIGZsYWcgc2V0LAppdCBzaG91bGQganVzdCBjaG9vc2UgdGhlIHR2ZHBsbF9kKiBp bnB1dCBkaXZpZGVyLiBJJ2QgbGlrZSBub3QgdG8gZ2l2ZQp0aGUgZHBpIGRyaXZlciBkaXJlY3Qg YWNjZXNzIHRvIGFsbCB0aGUgaW50ZXJtZWRpYXRlIGNsb2Nrcy4KCnJlZ2FyZHMKUGhpbGlwcApf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwg bWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK