From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: DRM/AST regression (likely 4.14 -> 4.19+), providing EDID manually fails Date: Wed, 29 May 2019 13:22:30 +0300 Message-ID: <878sup5zmh.fsf@intel.com> References: <878surn919.wl-ashutosh.dixit@intel.com> <87sgsz593p.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 99DA06E038 for ; Wed, 29 May 2019 10:19:20 +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: Ilpo =?utf-8?Q?J=C3=A4rvinen?= Cc: Ashutosh Dixit , Dave Airlie , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCAyOSBNYXkgMjAxOSwgSWxwbyBKw6RydmluZW4gPGlscG8uamFydmluZW5AY3MuaGVs c2lua2kuZmk+IHdyb3RlOgo+IE9uIFR1ZSwgMjggTWF5IDIwMTksIEphbmkgTmlrdWxhIHdyb3Rl Ogo+Cj4+IE9uIE1vbiwgMjcgTWF5IDIwMTksIEFzaHV0b3NoIERpeGl0IDxhc2h1dG9zaC5kaXhp dEBpbnRlbC5jb20+IHdyb3RlOgo+PiA+IE9uIFN1biwgMjYgTWF5IDIwMTkgMTI6NTA6NTEgLTA3 MDAsIElscG8gSsOkcnZpbmVuIHdyb3RlOgo+PiA+Pgo+PiA+PiBIaSBhbGwsCj4+ID4+Cj4+ID4+ IEkndmUgYSB3b3Jrc3RhdGlvbiB3aGljaCBoYXMgaW50ZXJuYWwgVkdBIHRoYXQgaXMgZGV0ZWN0 ZWQgYXMgQVNUIDI0MDAgYW5kCj4+ID4+IHdpdGggaXQgRURJRCBoYXMgYmVlbiBhbHdheXMgcXVp dGUgZmxha3kgKGV4Y2VwdCBmb3Igc29tZSB0aW1lIGl0IHdvcmtlZAo+PiA+PiB3aXRoIDQuMTQg bG9uZyBlbm91Z2ggdGhhdCBJIHRob3VnaHQgdGhlIHByb2JsZW1zIHdvdWxkIGJlIHBhc3QgdW50 aWwgdGhlCj4+ID4+IHByb2JsZW1zIHJlYXBwZWFyZWQgYWxzbyB3aXRoIDQuMTQpLiBUaHVzLCBJ J3ZlIHByb3ZpZGVkIG1hbnVhbGx5IHRoZSBFRElECj4+ID4+IHRoYXQgSSBleHRyYWN0ZWQgZnJv bSB0aGUgbW9uaXRvciB1c2luZyBvdGhlciBjb21wdXRlciAodGhlIG1vbml0b3IgaXRzZWxmCj4+ ID4+IHdvcmtlZCBqdXN0IGZpbmUgb24gdGhlIGVhcmxpZXIgY29tcHV0ZXIgc28gaXQgaXMgbGlr ZWx5IGZpbmUpLgo+PiA+Pgo+PiA+PiBJIHNldHVwIHRoZSBtYW51YWwgRURJRCB1c2luZyBkcm1f a21zX2hlbHBlci5lZGlkX2Zpcm13YXJlLCBob3dldmVyLAo+PiA+PiBhZnRlciB1cGdyYWRpbmcg dG8gNC4xOS40NSBpdCBzdG9wcGVkIHdvcmtpbmcgKG5vICJHb3QgZXh0ZXJuYWwgRURJRCBiYXNl Cj4+ID4+IGJsb2NrIiBhcHBlYXJzIGluIGRtZXNnLCB0aGUgdGV4dCBtb2RlIGlzIGtlcHQgaW4g dGhlIGxvd2VyIHJlcyBtb2RlLCBhbmQKPj4gPj4gWG9yZyBsb2dzIG5vIGxvbmdlciBkdW1wcyB0 aGUgRURJRCBpbmZvIGxpa2UgaXQgZGlkIHdpdGggNC4xNCkuIFNvIEkgZ3Vlc3MKPj4gPj4gdGhl IEVESUQgSSBwcm92aWRlZCBtYW51YWxseSBvbiB0aGUgY29tbWFuZCBsaW5lIGlzIG5vdCBjb3Jy ZWN0bHkgcHV0IGludG8KPj4gPj4gdXNlIHdpdGggNC4xOSsga2VybmVscy4KPj4gPj4KPj4gPj4g VGhlIDQuMTkgZG1lc2cgaW5kaWNhdGVkIHRoYXQgZHJtX2ttc19oZWxwZXIuZWRpZF9maXJtd2Fy ZSBpcyBkZXByZWNhdGVkCj4+ID4+IHNvIEkgYWxzbyB0ZXN0ZWQgd2l0aCBkcm0uZWRpZF9maXJt d2FyZSBpdCBzdWdnZXN0ZWQgYXMgdGhlIHJlcGxhY2VtZW50Cj4+ID4+IGJ1dCB3aXRoIG5vIGx1 Y2sgKGJ1dCBJIGJlbGlldmUgYWxzbyB0aGUgZHJtX2ttc19oZWxwZXIgb25lIHNob3VsZCBoYXZl Cj4+ID4+IHdvcmtlZCBhcyBpdCB3YXMgb25seSAiZGVwcmVjYXRlZCIpLgo+PiA+Pgo+PiA+PiBJ IGFsc28gdHJpZWQgNS4xLjIgYnV0IGl0IGRpZCBub3Qgd29yayBhbnkgYmV0dGVyIChhbmQgd2l0 aCBpdCBhbHNvIHRyaWVkCj4+ID4+IHJlbW92aW5nIGFsbCB0aGUgbWFudWFsICouZWRpZF9maXJt d2FyZSBmcm9tIHRoZSBjb21tYW5kIGxpbmUgc28gSSBzdGlsbAo+PiA+PiBuZWVkIHRvIHByb3Zp ZGUgb25lIG1hbnVhbGx5IHRvIGhhdmUgaXQgcmVsaWFibGUgd29ya2luZyBpdCBzZWVtcykuCj4+ ID4KPj4gPiBJIGJlbGlldmUgdGhlcmUgaXMgYSBidWcgYWxyZWFkeSB0cmFja2luZyB0aGlzLCBo ZXJlOgo+PiA+Cj4+ID4gaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/ aWQ9MTA3NTgzCj4+IAo+PiBJbHBvLCBkb2VzIHZpZGVvPVZHQS0xOmUgY29tbWFuZC1saW5lIG9w dGlvbiB3b3JrIGFyb3VuZCB0aGUgcHJvYmxlbSBmb3IKPj4geW91Pwo+Cj4gWWVzIGl0IGRvZXM7 IHRvZ2V0aGVyIHdpdGggdGhlIG1vZGVsaW5lIHN0dWZmIGZvciBYb3JnIChhZnRlciByZWFkaW5n IHRoZSAKPiByZWZlcmVuY2VkIGJ1ZyByZXBvcnQgSSByZWFsaXplZCBJIGNhbiBmaXggdGhlIFgg c2lkZSB3aXRoIGl0KS4gU28gSSBub3cgCj4gaGF2ZSB0aGUgZGVzaXJlZCBtb2Rlcy9yZXNvbHV0 aW9ucyBpbiB1c2UuIFRoYW5rIHlvdSBhbGwhCgpHcmVhdCEgSXQgc2hvdWxkIGJlIGVub3VnaCB0 byBqdXN0IGhhdmUgdGhlIHJlcGxhY2VtZW50IGZpcm13YXJlIEVESUQKZm9yIHRoZSBtb2Rlcywg YXMgbG9uZyBhcyB5b3UgaGF2ZSBhbiBFRElEIHRoYXQgcmVwcmVzZW50cyB0aGUKY2FwYWJpbGl0 aWVzIG9mIHRoZSBkaXNwbGF5LiBUaGUgbW9kZWxpbmVzIGZvciBYb3JnIHNob3VsZCBub3QgYmUK bmVlZGVkLgoKQlIsCkphbmkuCgoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBH cmFwaGljcyBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRl dmVs