From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Michel_D=c3=a4nzer?= Subject: Re: Why is Thunderbolt 3 limited to 2.5 GT/s on Linux? Date: Thu, 18 Jul 2019 12:29:37 +0200 Message-ID: <9d3e2499-e55d-c095-e73e-392440e2bf47@daenzer.net> References: <91de711591780e83c70e8f61747725855f6dee99.camel@gmail.com> <20190628103204.GJ2640@lahna.fi.intel.com> <20190628113415.GL2640@lahna.fi.intel.com> <627b7fff64edcba0f8d8b5ced79a351821c419c7.camel@gmail.com> <792d0f36-b8ae-bef9-3b07-95677637ba00@daenzer.net> <8f0c2d7780430d40dd1e17a82484d236eae3f981.camel@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from netline-mail3.netline.ch (mail.netline.ch [148.251.143.178]) by gabe.freedesktop.org (Postfix) with ESMTP id EC44589EA9 for ; Thu, 18 Jul 2019 10:29:40 +0000 (UTC) In-Reply-To: <8f0c2d7780430d40dd1e17a82484d236eae3f981.camel@gmail.com> Content-Language: en-CA List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: =?UTF-8?Q?Timur_Krist=c3=b3f?= , =?UTF-8?B?TWFyZWsgT2zFocOhaw==?= Cc: "michael.jamet@intel.com" , Mika Westerberg , "dri-devel@lists.freedesktop.org" List-Id: dri-devel@lists.freedesktop.org T24gMjAxOS0wNy0xOCAxMTowNiBhLm0uLCBUaW11ciBLcmlzdMOzZiB3cm90ZToKPj4+IFRoYW5r cyBNYXJlaywgSSBkaWRuJ3Qga25vdyBhYm91dCB0aGF0IG9wdGlvbi4KPj4+IFRyaWVkIGl0LCBo ZXJlIGlzIHRoZSBvdXRwdXQ6IGh0dHBzOi8vcGFzdGViaW4uY29tL3Jhdy85U0FBYmJBQQo+Pj4K Pj4+IEknbSBub3QgcXVpdGUgc3VyZSBob3cgdG8gaW50ZXJwcmV0IHRoZSBudW1iZXJzLCB0aGV5 IGFyZQo+Pj4gaW5jb25zaXN0ZW50Cj4+PiB3aXRoIHRoZSByZXN1bHRzIGZyb20gYm90aCBwY2ll X2J3IGFuZCBhbWRncHUuYmVuY2htYXJrLCBmb3IKPj4+IGV4YW1wbGUKPj4+IEdUVC0+VlJBTSBh dCBhIDEyOCBLQiBpcyBhcm91bmQgMTQwMCBNQi9zIChJIGFzc3VtZSB0aGF0IGlzCj4+PiBtZWdh Ynl0ZXMgLwo+Pj4gc2VjLCByaWdodD8pLgo+Pgo+PiBCYXNlZCBvbiB0aGUgU0RNQSByZXN1bHRz LCB5b3UgaGF2ZSAyLjQgR0Ivcy4gRm9yIDEyOEtCLCBpdCdzIDIuMgo+PiBHQi9zIGZvciBHVFQt PlZSQU0gY29waWVzLgo+IAo+IEluIHRoZSBtZWFudGltZSBJIGhhZCBhIGNoYXQgd2l0aCBNaWNo ZWwgb24gSVJDIGFuZCBoZSBzdWdnZXN0ZWQgdGhhdAo+IG1heWJlIGFtZGdwdS5iZW5jaG1hcms9 MyBnaXZlcyBsb3dlciByZXN1bHRzIGJlY2F1c2UgaXQgdXNlcyBhIGxlc3MKPiB0aGFuIG9wdGlt YWwgd2F5IHRvIGRvIHRoZSBiZW5jaG1hcmsuCj4gCj4gTG9va2luZyBhdCB0aGUgcmVzdWx0cyBm cm9tIHRoZSBtZXNhIGJlbmNobWFyayBhIGJpdCBtb3JlIGNsb3NlbHksIEkKPiBzZWUgdGhhdCB0 aGUgU0RNQSBjYW4gZG86Cj4gVlJBTS0+R1RUOiAzMDg3IE1CL3MgPSAyNCBHYml0L3NlYwo+IEdU VC0+VlJBTTogMjQzMyBNQi9zID0gMTkgR2JpdC9zZWMKPiAKPiBTbyBvbiBQb2xhcmlzIGF0IGxl YXN0LCB0aGUgU0RNQSBpcyB0aGUgZmFzdGVzdCwgYW5kIHRoZSBvdGhlciB0cmFuc2Zlcgo+IG1l dGhvZHMgY2FuJ3QgbWF0Y2ggaXQuIEkgYWxzbyBkaWQgdGhlIHNhbWUgdGVzdCBvbiBOYXZpLCB3 aGVyZSBpdCdzCj4gZGlmZmVyZW50OiBhbGwgb3RoZXIgdHJhbnNmZXIgbWV0aG9kcyBhcmUgbXVj aCBjbG9zZXIgdG8gdGhlIFNETUEsIGJ1dAo+IHRoZSBtYXggc3BlZWQgaXMgc3RpbGwgYXJvdW5k IDIwLTI0IEdiaXQgLyBzZWMuCj4gCj4gSSBzdGlsbCBoYXZlIGEgZmV3IHF1ZXN0aW9uczoKPiAK PiAxLiBXaHkgaXMgdGhlIEdUVC0+VlJBTSBjb3B5IHNvIG11Y2ggc2xvd2VyIHRoYW4gdGhlIFZS QU0tPkdUVCBjb3B5Pwo+IAo+IDIuIFdoeSBpcyB0aGUgYnVzIGxpbWl0ZWQgdG8gMjQgR2JpdC9z ZWM/IEkgd291bGQgZXhwZWN0IHRoZQo+IFRodW5kZXJib2x0IHBvcnQgdG8gZ2l2ZSBtZSBhdCBs ZWFzdCAzMiBHYml0L3NlYyBmb3IgUENJZSB0cmFmZmljLgoKVGhhdCdzIHVucmVhbGlzdGljIEkn bSBhZnJhaWQuIEFzIEkgc2FpZCBvbiBJUkMsIGZyb20gdGhlIEdQVSBQT1YKdGhlcmUncyBhbiA4 IEdUL3MgeDQgUENJZSBsaW5rLCBzbyB+MjkuOCBHYml0L3MgKD0gMzIgYmlsbGlvbiBiaXQvczsg SQptaXNzZWQgdGhpcyBudWFuY2Ugb24gSVJDKSBpcyB0aGUgdGhlb3JldGljYWwgcmF3IGJhbmR3 aWR0aC4gSG93ZXZlciwgaW4KcHJhY3RpY2UgdGhhdCdzIG5vdCBhY2hpZXZhYmxlIGR1ZSB0byB2 YXJpb3VzIG92ZXJoZWFkWzBdLCBhbmQgSSdtIG9ubHkKc2VlaW5nIHVwIHRvIH45MCUgdXRpbGl6 YXRpb24gb2YgdGhlIHRoZW9yZXRpY2FsIGJhbmR3aWR0aCB3aXRoIGEKIm5vcm1hbCIgeDE2IGxp bmsgYXMgd2VsbC4gSSB3b3VsZG4ndCBleHBlY3QgaGlnaGVyIHV0aWxpemF0aW9uIHdpdGhvdXQK c2VlaW5nIHNvbWUgZXZpZGVuY2UgdG8gc3VnZ2VzdCBpdCdzIHBvc3NpYmxlLgoKClswXSBBY2Nv cmRpbmcgdG8KaHR0cHM6Ly93d3cudGVzdGVkLmNvbS90ZWNoLzQ1NzQ0MC10aGVvcmV0aWNhbC12 cy1hY3R1YWwtYmFuZHdpZHRoLXBjaS1leHByZXNzLWFuZC10aHVuZGVyYm9sdC8KLCBQQ0llIDMu MCB1c2VzIDEuNTQlIG9mIHRoZSByYXcgYmFuZHdpZHRoIGZvciBpdHMgaW50ZXJuYWwgZW5jb2Rp bmcuCkFsc28ga2VlcCBpbiBtaW5kIGFsbCBDUFU8LT5HUFUgY29tbXVuaWNhdGlvbiBoYXMgdG8g Z28gdGhyb3VnaCB0aGUgUENJZQpsaW5rLCBlLmcuIGZvciBwcm9ncmFtbWluZyB0aGUgdHJhbnNm ZXJzLCBpbi1iYW5kIHNpZ25hbGxpbmcgZnJvbSB0aGUKR1BVIHRvIHRoZSBQQ0llIHBvcnQgd2hl cmUgdGhlIGRhdGEgaXMgYmVpbmcgdHJhbnNmZXJyZWQgdG8vZnJvbSwgLi4uCgotLSAKRWFydGhs aW5nIE1pY2hlbCBEw6RuemVyICAgICAgICAgICAgICAgfCAgICAgICAgICAgICAgaHR0cHM6Ly93 d3cuYW1kLmNvbQpMaWJyZSBzb2Z0d2FyZSBlbnRodXNpYXN0ICAgICAgICAgICAgIHwgICAgICAg ICAgICAgTWVzYSBhbmQgWCBkZXZlbG9wZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vZHJpLWRldmVs