From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dhinakaran Pandiyan Subject: Re: [PATCH v2 2/6] drm/i915/dp: Restrict link retrain workaround to external monitors Date: Mon, 01 Oct 2018 15:00:09 -0700 Message-ID: References: <20180924224528.4744-1-dhinakaran.pandiyan@intel.com> <20180924224528.4744-2-dhinakaran.pandiyan@intel.com> <20181001194938.GC12538@intel.com> Reply-To: dhinakaran.pandiyan@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 0087A6E034 for ; Mon, 1 Oct 2018 22:00:31 +0000 (UTC) In-Reply-To: <20181001194938.GC12538@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Rodrigo Vivi Cc: Jan-Marek Glogowski , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCAyMDE4LTEwLTAxIGF0IDEyOjQ5IC0wNzAwLCBSb2RyaWdvIFZpdmkgd3JvdGU6Cj4g T24gTW9uLCBTZXAgMjQsIDIwMTggYXQgMDM6NDU6MjRQTSAtMDcwMCwgRGhpbmFrYXJhbiBQYW5k aXlhbiB3cm90ZToKPiA+IENvbW1pdCAnM2NmNzFiYzk5MDRkICgiZHJtL2k5MTU6IFJlLWFwcGx5 ICJQZXJmb3JtIGxpbmsgcXVhbGl0eQo+ID4gY2hlY2ssCj4gPiB1bmNvbmRpdGlvbmFsbHkgZHVy aW5nIGxvbmcgcHVsc2UiIiknIGFwcGxpZXMgYSB3b3JrIGFyb3VuZCBmb3IKPiA+IHNpbmtzCj4g Cj4gRml4ZXM6ID8KCkkgaGFkIHNlY29uZCB0aG91Z2h0cyBhYm91dCBGaXhlczogd2hlbiBJIHdy b3RlIHRoZSBwYXRjaCwgYnV0IG5vdyBJCnRoaW5rIGl0IGRvZXMgbWFrZSBzZW5zZSB0byBjaGVy cnktcGljayB0byB2NC4xOS4gCgo+IAo+IFNob3VsZCB0aGlzIHBhdGNoIGJlIG9uIGRybS1pbnRl bC1maXhlcyBmb3IgNC4xOT8KPiAKPiBJZiBzbywgdGhlIGNoZXJyeS1waWNrIGZhaWxlZCBhbnl3 YXkgYW5kIGEgYmFja3BvcnRlZCB2ZXJzaW9uIGlzCj4gbmVlZGVkLgoKSSdsbCBzZW5kIGEgYmFj a3BvcnRlZCBhIHZlcnNpb24uCgpUaGFua3MKREsKPiAKPiBQbGVhc2UgbGV0IG1lIGtub3cgaG93 IHRvIHByb2NlZWQgaGVyZS4KPiAKPiBUaGFua3MgaW4gYWR2YW5jZSwKPiBSb2RyaWdvLgo+IAo+ ID4gdGhhdCBkb24ndCBzaWduYWwgbGluayBsb3NzLiBUaGUgd29yayBhcm91bmQgZG9lcyBub3Qg bmVlZCB0byBoYXZlCj4gPiB0byBiZQo+ID4gdGhhdCBicm9hZCBhcyB0aGUgaXNzdWUgd2FzIHNl ZW4gd2l0aCBvbmx5IG9uZSBwYXJ0aWN1bGFyIG1vbml0b3I7Cj4gPiBsaW1pdAo+ID4gdGhpcyBv bmx5IGZvciBleHRlcm5hbCBkaXNwbGF5cyBhcyBlRFAgZmVhdHVyZXMgbGlrZSBQU1IgdHVybiBv ZmYKPiA+IHRoZSBsaW5rCj4gPiBhbmQgdGhlIGRyaXZlciBlbmRzIHVwIHJldHJhaW5pbmcgdGhl IGxpbmsgc2VlZWluZyB0aGF0IGxpbmsgaXMgbm90Cj4gPiBzeW5jaHJvbml6ZWQuCj4gPiAKPiA+ IENjOiBMeXVkZSBQYXVsIDxseXVkZUByZWRoYXQuY29tPgo+ID4gQ2M6IEphbi1NYXJlayBHbG9n b3dza2kgPGdsb2dvd0BmYmlob21lLmRlPgo+ID4gQ2M6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUu c3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gPiBDYzogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZp dmlAaW50ZWwuY29tPgo+ID4gUmVmZXJlbmNlczogM2NmNzFiYzk5MDRkICgiZHJtL2k5MTU6IFJl LWFwcGx5ICJQZXJmb3JtIGxpbmsgcXVhbGl0eQo+ID4gY2hlY2ssIHVuY29uZGl0aW9uYWxseSBk dXJpbmcgbG9uZyBwdWxzZSIiKQo+ID4gU2lnbmVkLW9mZi1ieTogRGhpbmFrYXJhbiBQYW5kaXlh biA8ZGhpbmFrYXJhbi5wYW5kaXlhbkBpbnRlbC5jb20+Cj4gPiAtLS0KPiA+ICBkcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kcC5jIHwgMTMgKysrKysrKy0tLS0tLQo+ID4gIDEgZmlsZSBjaGFu Z2VkLCA3IGluc2VydGlvbnMoKyksIDYgZGVsZXRpb25zKC0pCj4gPiAKPiA+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gPiBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2RwLmMKPiA+IGluZGV4IDM0YzU2MTAxMWU3YS4uNjEzMGQwNWQ4Yjg4IDEwMDY0 NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+ID4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+ID4gQEAgLTUwNzIsMTIgKzUwNzIsMTMgQEAg aW50ZWxfZHBfbG9uZ19wdWxzZShzdHJ1Y3QgaW50ZWxfY29ubmVjdG9yCj4gPiAqY29ubmVjdG9y LAo+ID4gIAkJICovCj4gPiAgCQlzdGF0dXMgPSBjb25uZWN0b3Jfc3RhdHVzX2Rpc2Nvbm5lY3Rl ZDsKPiA+ICAJCWdvdG8gb3V0Owo+ID4gLQl9IGVsc2Ugewo+ID4gLQkJLyoKPiA+IC0JCSAqIFNv bWUgZXh0ZXJuYWwgbW9uaXRvcnMgZG8gbm90IHNpZ25hbCBsb3NzIG9mIGxpbmsKPiA+IC0JCSAq IHN5bmNocm9uaXphdGlvbiB3aXRoIGFuIElSUV9IUEQsIHNvIGZvcmNlIGEgbGluawo+ID4gc3Rh dHVzCj4gPiAtCQkgKiBjaGVjay4KPiA+IC0JCSAqLwo+ID4gKwl9Cj4gPiArCj4gPiArCS8qCj4g PiArCSAqIFNvbWUgZXh0ZXJuYWwgbW9uaXRvcnMgZG8gbm90IHNpZ25hbCBsb3NzIG9mIGxpbmsK PiA+IHN5bmNocm9uaXphdGlvbgo+ID4gKwkgKiB3aXRoIGFuIElSUV9IUEQsIHNvIGZvcmNlIGEg bGluayBzdGF0dXMgY2hlY2suCj4gPiArCSAqLwo+ID4gKwlpZiAoIWludGVsX2RwX2lzX2VkcChp bnRlbF9kcCkpIHsKPiA+ICAJCXN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyID0KPiA+ICZk cF90b19kaWdfcG9ydChpbnRlbF9kcCktPmJhc2U7Cj4gPiAgCj4gPiAgCQlpbnRlbF9kcF9yZXRy YWluX2xpbmsoZW5jb2RlciwgY3R4KTsKPiA+IC0tIAo+ID4gMi4xNy4xCj4gPiAKPiA+IF9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gPiBJbnRlbC1nZngg bWFpbGluZyBsaXN0Cj4gPiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gPiBodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1h aWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMu ZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==