From mboxrd@z Thu Jan 1 00:00:00 1970 From: Manasi Navare Subject: Re: [PATCH] drm/i915/dp: Fix the channel equalization failure condition during Link Training Date: Thu, 24 Aug 2017 10:15:42 -0700 Message-ID: <20170824171542.GA831@intel.com> References: <1503025384-7379-1-git-send-email-manasi.d.navare@intel.com> <20170824123327.GK4914@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 741BD6E0EA for ; Thu, 24 Aug 2017 17:07:47 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20170824123327.GK4914@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBBdWcgMjQsIDIwMTcgYXQgMDM6MzM6MjdQTSArMDMwMCwgVmlsbGUgU3lyasOkbMOk IHdyb3RlOgo+IE9uIFRodSwgQXVnIDE3LCAyMDE3IGF0IDA4OjAzOjA0UE0gLTA3MDAsIE1hbmFz aSBOYXZhcmUgd3JvdGU6Cj4gPiBJbiB0aGUgY2hhbm5lbCBFUSByZXRyeSBsb29wLCB3ZSBicmVh ayBmcm9tIHRoZSBsb29wIGluIGNhc2UKPiA+IG9mIGZhaWx1cmUgdG8gZ2V0IGxpbmsgc3RhdHVz IG9yIGZhaWx1cmUgaW4gY2xvY2sgcmVjb3Zlcnkgb3IKPiA+IGZhaWx1cmUgdG8gdXBkYXRlIGxp bmsgdHJhaW5pbmcuIEluIHRoZXNlIGNhc2VzIGNoYW5uZWxfZXFfc3RhdHVzCj4gPiBpcyBzdGls bCBmYWxzZSBldmVuIHRob3VnaCB0aGUgcmV0cnkgbG9vcCBoYXMgbm90IHJlYWNoZWQgbWF4IHJl dHJpZXMuCj4gPiBTbyB3ZSBuZWVkIHRvIGNvbnNpZGVyIHRoaXMgYXMgYSBmYWlsdXJlIGNvbmRp dGlvbi4KPiAKPiBUaGlzIGp1c3QgcHJpbnRzIGEgZGVidWcgbWVzc2FnZSwgYW5kIGVhY2ggYnJl YWsgaW4gdGhlIGxvb3AgYWxzbwo+IHByaW50cyBzb21lIGtpbmQgb2YgZGVidWcvZXJyb3IgbWVz c2FnZS4gU28gdG8gbWUgdGhpcyBqdXN0IHNlZW1zIHRvCj4gbWFrZSBpdCBoYXJkZXIgdG8gc2Vl IHdoeSB0aGluZ3MgZmFpbGVkIGJlY2F1c2Ugd2Ugbm93IHBvaW50IHRoZSBmaW5nZXIKPiBhdCBj aGFubmVsIEVRIGV2ZW4gd2hlbiB0aGUgYWN0dWFsIGVycm9yIHdhcyBzb21ldGhpbmcgZWxzZS4K PgoKVGhhbmtzIGZvciB5b3VyIGZlZWRiYWNrLgpUaGUgaWRlYSBpcyB0byBoYXZlIG9uZSBjb21t b24gcGxhY2UgZm9yIGZhaWx1cmUgc28gdGhhdApmYWlsdXJlIGhhbmRsaW5nIGxpa2UgaW4gY2Fz ZSBvZiBQU1IgY2FuIGJlIGRvbmUgb25seQppbiB0aGF0IG9uZSBwbGFjZS4KVGhlIGRlYnVnIHBy aW50cyBmb3IgZWFjaCBmYWlsdXJlIGNhc2Ugd291bGQgc3RpbGwgZ2l2ZSB0aGUKZXhhY3QgcmVh c29uIGZvciBmYWlsdXJlIGZvbGxvd2VkIGJ5IHRoZSBlbmQgcmVzdWx0IGRlYnVnIHByaW50CnNh eWluZyB0aGF0ICJDaGFubmVsIEVRIGZhaWxlZCIgc2luY2UgYW55IG9mIHRob3NlIGZhaWx1cmVz IHdpbGwKcmVzdWx0IGluIENoIEVRIGZhaWwuCgpNYW5hc2kKIAo+ID4gCj4gPiBTaWduZWQtb2Zm LWJ5OiBNYW5hc2kgTmF2YXJlIDxtYW5hc2kuZC5uYXZhcmVAaW50ZWwuY29tPgo+ID4gQ2M6IEpp bSBCcmlkZSA8amltLmJyaWRlQGxpbnV4LmludGVsLmNvbT4KPiA+IENjOiBKYW5pIE5pa3VsYSA8 amFuaS5uaWt1bGFAbGludXguaW50ZWwuY29tPgo+ID4gQ2M6IFZpbGxlIFN5cmphbGEgPHZpbGxl LnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+ID4gLS0tCj4gPiAgZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZHBfbGlua190cmFpbmluZy5jIHwgNCArKy0tCj4gPiAgMSBmaWxlIGNoYW5nZWQs IDIgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPiA+IAo+ID4gZGlmZiAtLWdpdCBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwX2xpbmtfdHJhaW5pbmcuYyBiL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2RwX2xpbmtfdHJhaW5pbmcuYwo+ID4gaW5kZXggMDU5MDdmYS4uM2Zl ZjIxOSAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwX2xpbmtf dHJhaW5pbmcuYwo+ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBfbGlua190 cmFpbmluZy5jCj4gPiBAQCAtMjk0LDkgKzI5NCw5IEBAIGludGVsX2RwX2xpbmtfdHJhaW5pbmdf Y2hhbm5lbF9lcXVhbGl6YXRpb24oc3RydWN0IGludGVsX2RwICppbnRlbF9kcCkKPiA+ICAJfQo+ ID4gIAo+ID4gIAkvKiBUcnkgNSB0aW1lcywgZWxzZSBmYWlsIGFuZCB0cnkgYXQgbG93ZXIgQlcg Ki8KPiA+IC0JaWYgKHRyaWVzID09IDUpIHsKPiA+ICsJaWYgKHRyaWVzID09IDUgfHwgIWludGVs X2RwLT5jaGFubmVsX2VxX3N0YXR1cykgewo+ID4gIAkJaW50ZWxfZHBfZHVtcF9saW5rX3N0YXR1 cyhsaW5rX3N0YXR1cyk7Cj4gPiAtCQlEUk1fREVCVUdfS01TKCJDaGFubmVsIGVxdWFsaXphdGlv biBmYWlsZWQgNSB0aW1lc1xuIik7Cj4gPiArCQlEUk1fREVCVUdfS01TKCJDaGFubmVsIGVxdWFs aXphdGlvbiBmYWlsZWRcbiIpOwo+ID4gIAl9Cj4gPiAgCj4gPiAgCWludGVsX2RwX3NldF9pZGxl X2xpbmtfdHJhaW4oaW50ZWxfZHApOwo+ID4gLS0gCj4gPiAyLjEuNAo+IAo+IC0tIAo+IFZpbGxl IFN5cmrDpGzDpAo+IEludGVsIE9UQwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngK