From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: PROBLEM: EDID regression results in color banding on Lenovo G50 series laptops [fix proposition] Date: Tue, 09 May 2017 10:50:50 +0300 Message-ID: <87ziem8o4l.fsf@intel.com> References: 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 4C9976E2D8 for ; Tue, 9 May 2017 07:51:05 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Tomasz =?utf-8?Q?Papie=C5=BC?= , David Airlie Cc: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gTW9uLCAwOCBNYXkgMjAxNywgVG9tYXN6IFBhcGllxbwgPHRtc3pwcEBnbWFpbC5jb20+IHdy b3RlOgo+IFNpbmNlIHRoZSBpbnRyb2R1Y3Rpb24gb2Yga2VybmVsIDQuOCBJJ3ZlIGJlZW4gZXhw ZXJpZW5jaW5nIGNvbG9yIAo+IGJhbmRpbmcgb24gbXkgTGVub3ZvIEc1MC04MCBub3RlYm9vay4g SSBhbHNvIGhhZCByZXBvcnRzIG9mIHRoZSBzYW1lIAo+IHN5bXB0b21zIG9uIHRoZSBHNTAtNzAg bW9kZWwuCj4KPiBJIGZpZ3VyZWQgb3V0IHRoYXQgdGhlIHByb2JsZW0gaGFkIGJlZW4gaW50cm9k dWNlZCBieSBjb21taXQgCj4gMjEwYTAyMWRhYjYzOTY5NDYwMDQ1MGMxNGI4NzdiZjNlMzI0MGFk YwoKY29tbWl0IDIxMGEwMjFkYWI2Mzk2OTQ2MDA0NTBjMTRiODc3YmYzZTMyNDBhZGMKQXV0aG9y OiBNYXJpbyBLbGVpbmVyIDxtYXJpby5rbGVpbmVyLmRlQGdtYWlsLmNvbT4KRGF0ZTogICBXZWQg SnVsIDYgMTI6MDU6NDggMjAxNiArMDIwMAoKICAgIGRybS9lZGlkOiBTZXQgOCBicGMgY29sb3Ig ZGVwdGggZm9yIGRpc3BsYXlzIHdpdGggIkRGUCAxLnggY29tcGxpYW50IFRNRFMiLgoKQ2M6IE1h cmlvLgoKCj4KPiBUaGUgRzUwLTgwJ3MgTENEIHBhbmVsIHN1cHBvcnRzIDZicGMsIGJ1dCBpcyBu b3cgc2V0IHRvIDhicGMsCj4gYW5kIHRoZSBzeXN0ZW0gcHJvYmFibHkgZmFsbHMgYmFjayB0byA2 YnBjCj4gd2l0aG91dCBhbnkgZGl0aGVyaW5nLCB3aGljaCByZXN1bHQgaW4gaGVhdmlseSBiYW5k ZWQgZ3JhZGllbnRzLgo+Cj4gSSBmaXhlZCBpdCBmb3IgbXlzZWxmIGJ5IGFkZGluZyBhbiBFRElE IHF1aXJrIGZvciB0aGF0IHBhcnRpY3VsYXIgTENEIAo+IHBhbmVsIChzZWUgdGhlIGF0dGFjaGVk IHBhdGNoKS4gSXQncyB1bmtub3duIHRvIG1lLCBob3dldmVyLCBpZiB0aGVyZSAKPiBhcmUgYW55 IG90aGVyIHBhbmVscyBhZmZlY3RlZCBieSB0aGUgaXNzdWUsIHNvIG1heWJlIGEgbW9yZSBnZW5l cmFsCj4gc29sdXRpb24gbWlnaHQgYmUgZGVzaXJhYmxlLgo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vZHJtX2VkaWQuYyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1fZWRpZC5jCj4gaW5kZXgg ZmFkM2Q0NGU0NjQyLi5lZTMxMjRiY2FlODcgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJt L2RybV9lZGlkLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2VkaWQuYwo+IEBAIC0xNDcs NiArMTQ3LDkgQEAgc3RhdGljIGNvbnN0IHN0cnVjdCBlZGlkX3F1aXJrIHsKPiAgCS8qIE1lZGlv biBNRCAzMDIxNyBQRyAqLwo+ICAJeyAiTUVEIiwgMHg3YjgsIEVESURfUVVJUktfUFJFRkVSX0xB UkdFXzc1IH0sCj4gIAo+ICsJLyogRml4IGZvciBMZW5vdm8gRzUwICovCj4gKwl7ICJTREMiLCAx ODUxNCwgRURJRF9RVUlSS19GT1JDRV82QlBDIH0sCj4gKwo+ICAJLyogUGFuZWwgaW4gU2Ftc3Vu ZyBOUDcwMEc3QS1TMDFQTCBub3RlYm9vayByZXBvcnRzIDZicGMgKi8KPiAgCXsgIlNFQyIsIDB4 ZDAzMywgRURJRF9RVUlSS19GT1JDRV84QlBDIH0sCj4gIAo+IF9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gZHJpLWRldmVsIG1haWxpbmcgbGlzdAo+IGRy aS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwczovL2xpc3RzLmZyZWVkZXNrdG9w Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBP cGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0 cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9kcmktZGV2ZWwK