From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 2/2] drm/i915: Turn off g4x DP port in .post_disable() Date: Thu, 14 Jun 2018 21:17:07 +0300 Message-ID: <20180614181707.GL20518@intel.com> References: <20180613160553.11664-1-ville.syrjala@linux.intel.com> <20180613160553.11664-2-ville.syrjala@linux.intel.com> <87h8m5zghp.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id D1ADC6E8A5 for ; Thu, 14 Jun 2018 18:17:10 +0000 (UTC) Content-Disposition: inline In-Reply-To: <87h8m5zghp.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jani Nikula Cc: intel-gfx@lists.freedesktop.org, stable@vger.kernel.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBKdW4gMTQsIDIwMTggYXQgMDM6NDI6NDJQTSArMDMwMCwgSmFuaSBOaWt1bGEgd3Jv dGU6Cj4gT24gV2VkLCAxMyBKdW4gMjAxOCwgVmlsbGUgU3lyamFsYSA8dmlsbGUuc3lyamFsYUBs aW51eC5pbnRlbC5jb20+IHdyb3RlOgo+ID4gRnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5z eXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiA+Cj4gPiBXaGlsZSBCc3BlYyBkb2Vzbid0IGxpc3Qg YSBzcGVjaWZpYyBzZXF1ZW5jZSBmb3IgdHVybmluZyBvZmYgdGhlIERQIHBvcnQKPiA+IG9uIGc0 eCB3ZSBhcmUgZ2V0dGluZyBhbiB1bmRlcnJ1biBpZiB0aGUgcG9ydCBpcyBkaXNhYmxlZCBpbiB0 aGUKPiA+IC5kaXNhYmxlKCkgaG9vay4gTG9va3MgbGlrZSB0aGUgcGlwZSBzdG9wcyB3aGVuIHRo ZSBwb3J0IHN0b3BzLCBhbmQgYnkKPiA+IHRoYXQgdGltZSB0aGUgcGxhbmUgZGlzYWJsZSBtYXkg bm90IGhhdmUgY29tcGxldGVkIHlldC4gQWxzbyB0aGUgcGxhbmUocykKPiA+IHNlZW0gdG8gZW5k IHVwIGluIHNvbWUgd29ua3kgc3RhdGUgd2hlbiB0aGlzIGhhcHBlbnMgYXMgdGhleSBhbHNvIHNp Z25hbAo+ID4gYW5vdGhlciB1bmRlcnJ1biBpbW1lZGlhdGVseSBhZnRlciB3ZSB0dXJuIHRoZW0g YmFjayBvbiBkdXJpbmcgdGhlIG5leHQKPiA+IGVuYWJsZSBzZXF1ZW5jZS4KPiA+Cj4gPiBXZSBj b3VsZCBhZGQgYSB2Ymxhbmsgd2FpdCBpbiAuZGlzYWJsZSgpIHRvIGF2b2lkIHdlZGdpbmcgdGhl IHBsYW5lcywKPiA+IGJ1dCBJIGFzc3VtZSB3ZSdyZSBzdGlsbCB0cmlwcGluZyB1cCB0aGUgcGlw ZSBpbiBzb21lIHdheS4gU28gaXQgc2VlbXMKPiA+IGJldHRlciB0byBtZSB0byBqdXN0IGZvbGxv dyB0aGUgSUxLKyBzZXF1ZW5jZSBhbmQgdHVybiBvZmYgdGhlIERQIHBvcnQKPiA+IGluIC5wb3N0 X2Rpc2FibGUoKSBpbnN0ZWFkLiBUaGlzIHNlcXVlbmNlIGRvZXNuJ3Qgc2VlbSB0byBzdWZmZXIg ZnJvbQo+ID4gdGhpcyBwcm9ibGVtLiBDb3VsZCBiZSBpdCB3YXMgYWx3YXlzIHRoZSBpbnRlbmRl ZCBzZXF1ZW5jZSBmb3IgRFAgYW5kCj4gPiB0aGUgZ2VuNCBic3BlYyB3YXMganVzdCBuZXZlciB1 cGRhdGVkIHRvIGluY2x1ZGUgaXQuCj4gPgo+ID4gQ2M6IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcK PiA+IFNpZ25lZC1vZmYtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5p bnRlbC5jb20+Cj4gCj4gVGhlIGNoYW5nZSBmb3IgUENIIHdhcwo+IAo+IGNvbW1pdCAwOGFmZjNm ZTI2YWU3YTBkNmYzMDJhYzJlMWI3ZTJlYjk5MzNjZDQyCj4gQXV0aG9yOiBWaWxsZSBTeXJqw6Rs w6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+IERhdGU6ICAgTW9uIEF1ZyAxOCAy MjoxNjowOSAyMDE0ICswMzAwCj4gCj4gICAgIGRybS9pOTE1OiBNb3ZlIERQIHBvcnQgZGlzYWJs ZSB0byBwb3N0X2Rpc2FibGUgZm9yIHBjaCBwbGF0Zm9ybXMKPiAKPiB3aGVyZSB5b3UgZXhwbGlj aXRseSBsZWZ0IG91dCBnNHggcGVyIG1vZGVzZXQgc2VxdWVuY2UuIEkgZ3Vlc3MgeW91Cj4gY291 bGQgcmVmZXJlbmNlIHRoYXQgaW4gdGhlIGNvbW1pdCBtZXNzYWdlLgo+IAo+ID4gLS0tCj4gPiAg ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyB8IDI2ICsrKysrKysrKy0tLS0tLS0tLS0t LS0tLS0tCj4gPiAgMSBmaWxlIGNoYW5nZWQsIDkgaW5zZXJ0aW9ucygrKSwgMTcgZGVsZXRpb25z KC0pCj4gPgo+ID4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gPiBpbmRleCA2MDY4OTg2ZmQ5ODUu LjVmMDlhODAxNWM4OSAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2RwLmMKPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiA+IEBAIC0y ODAzLDE2ICsyODAzLDYgQEAgc3RhdGljIHZvaWQgaW50ZWxfZGlzYWJsZV9kcChzdHJ1Y3QgaW50 ZWxfZW5jb2RlciAqZW5jb2RlciwKPiA+ICBzdGF0aWMgdm9pZCBnNHhfZGlzYWJsZV9kcChzdHJ1 Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwKPiA+ICAJCQkgICBjb25zdCBzdHJ1Y3QgaW50ZWxf Y3J0Y19zdGF0ZSAqb2xkX2NydGNfc3RhdGUsCj4gPiAgCQkJICAgY29uc3Qgc3RydWN0IGRybV9j b25uZWN0b3Jfc3RhdGUgKm9sZF9jb25uX3N0YXRlKQo+ID4gLXsKPiA+IC0JaW50ZWxfZGlzYWJs ZV9kcChlbmNvZGVyLCBvbGRfY3J0Y19zdGF0ZSwgb2xkX2Nvbm5fc3RhdGUpOwo+ID4gLQo+ID4g LQkvKiBkaXNhYmxlIHRoZSBwb3J0IGJlZm9yZSB0aGUgcGlwZSBvbiBnNHggKi8KPiA+IC0JaW50 ZWxfZHBfbGlua19kb3duKGVuY29kZXIsIG9sZF9jcnRjX3N0YXRlKTsKPiA+IC19Cj4gPiAtCj4g PiAtc3RhdGljIHZvaWQgaWxrX2Rpc2FibGVfZHAoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29k ZXIsCj4gPiAtCQkJICAgY29uc3Qgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKm9sZF9jcnRjX3N0 YXRlLAo+ID4gLQkJCSAgIGNvbnN0IHN0cnVjdCBkcm1fY29ubmVjdG9yX3N0YXRlICpvbGRfY29u bl9zdGF0ZSkKPiA+ICB7Cj4gPiAgCWludGVsX2Rpc2FibGVfZHAoZW5jb2Rlciwgb2xkX2NydGNf c3RhdGUsIG9sZF9jb25uX3N0YXRlKTsKPiA+ICB9Cj4gPiBAQCAtMjgyOCwxMyArMjgxOCwxOSBA QCBzdGF0aWMgdm9pZCB2bHZfZGlzYWJsZV9kcChzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2Rl ciwKPiA+ICAJaW50ZWxfZGlzYWJsZV9kcChlbmNvZGVyLCBvbGRfY3J0Y19zdGF0ZSwgb2xkX2Nv bm5fc3RhdGUpOwo+ID4gIH0KPiA+ICAKPiA+IC1zdGF0aWMgdm9pZCBpbGtfcG9zdF9kaXNhYmxl X2RwKHN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAo+ID4gK3N0YXRpYyB2b2lkIGc0eF9w b3N0X2Rpc2FibGVfZHAoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIsCj4gPiAgCQkJCWNv bnN0IHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpvbGRfY3J0Y19zdGF0ZSwKPiA+ICAJCQkJY29u c3Qgc3RydWN0IGRybV9jb25uZWN0b3Jfc3RhdGUgKm9sZF9jb25uX3N0YXRlKQo+ID4gIHsKPiA+ ICAJc3RydWN0IGludGVsX2RwICppbnRlbF9kcCA9IGVuY190b19pbnRlbF9kcCgmZW5jb2Rlci0+ YmFzZSk7Cj4gPiAgCWVudW0gcG9ydCBwb3J0ID0gZW5jb2Rlci0+cG9ydDsKPiA+ICAKPiA+ICsJ LyoKPiA+ICsJICogQnNwZWMgZG9lcyBub3QgbGlzdCBhIHNwZWNpZmljIGRpc2FibGUgc2VxdWVu Y2UgZm9yIGc0eCBEUC4KPiA+ICsJICogRm9sbG93IHRoZSBpbGsrIHNlcXVlbmNlIChkaXNhYmxl IHBpcGUgYmVmb3JlIHRoZSBwb3J0KSBmb3IKPiA+ICsJICogZzR4IERQIGFzIGl0IGRvZXMgbm90 IHN1ZmZlciBmcm9tIHVuZGVycnVucyBsaWtlIHRoZSBub3JtYWwKPiA+ICsJICogZzR4IG1vZGVz ZXQgc2VxdWVuY2UgKGRpc2FibGUgcGlwZSBhZnRlciB0aGUgcG9ydCkuCj4gPiArCSAqLwo+ID4g IAlpbnRlbF9kcF9saW5rX2Rvd24oZW5jb2Rlciwgb2xkX2NydGNfc3RhdGUpOwo+ID4gIAo+ID4g IAkvKiBPbmx5IGlsaysgaGFzIHBvcnQgQSAqLwo+ID4gQEAgLTY0NTAsMTUgKzY0NDYsMTEgQEAg Ym9vbCBpbnRlbF9kcF9pbml0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiA+ ICAJCWludGVsX2VuY29kZXItPmVuYWJsZSA9IHZsdl9lbmFibGVfZHA7Cj4gPiAgCQlpbnRlbF9l bmNvZGVyLT5kaXNhYmxlID0gdmx2X2Rpc2FibGVfZHA7Cj4gPiAgCQlpbnRlbF9lbmNvZGVyLT5w b3N0X2Rpc2FibGUgPSB2bHZfcG9zdF9kaXNhYmxlX2RwOwo+ID4gLQl9IGVsc2UgaWYgKElOVEVM X0dFTihkZXZfcHJpdikgPj0gNSkgewo+ID4gLQkJaW50ZWxfZW5jb2Rlci0+cHJlX2VuYWJsZSA9 IGc0eF9wcmVfZW5hYmxlX2RwOwo+ID4gLQkJaW50ZWxfZW5jb2Rlci0+ZW5hYmxlID0gZzR4X2Vu YWJsZV9kcDsKPiA+IC0JCWludGVsX2VuY29kZXItPmRpc2FibGUgPSBpbGtfZGlzYWJsZV9kcDsK PiA+IC0JCWludGVsX2VuY29kZXItPnBvc3RfZGlzYWJsZSA9IGlsa19wb3N0X2Rpc2FibGVfZHA7 Cj4gPiAtCX0gZWxzZSB7Cj4gPiArCX0gZWxzZXsKPiAKPiBTcGFjZSBtaXNzaW5nIGJlZm9yZSB7 Lgo+IAo+IFRoZSBjb2RlIG1hdGNoZXMgdGhlIGNvbW1pdCBtZXNzYWdlLCBzbyBzdHJpY3RseSBp biB0aGF0IHNlbnNlLAo+IAo+IFJldmlld2VkLWJ5OiBKYW5pIE5pa3VsYSA8amFuaS5uaWt1bGFA aW50ZWwuY29tPgoKRml4ZWQgdXAgdGhlIHdoaXRlc3BhY2UsIGFtZW5kZWQgdGhlIGNvbW1pdCBt ZXNzYWdlIGEgYml0IHdpdGggdGhlIHBjaApjb21taXQgZGV0YWlscywgYW5kIHB1c2hlZCB0aGUg c2VyaWVzIHRvIGRpbnEuIFRoYW5rcyBmb3IgdGhlIHJldmlldy4KCj4gCj4gYnV0IEkgcmVhbGx5 IGRvbid0IGtub3cgaWYgdGhpcyBpcyB0aGUgcmlnaHQgdGhpbmcgdG8gZG8uIFlvdXIKPiBjYWxs LiAoQW5kIHlvdXIgcmVzcG9uc2liaWxpdHkgdG8gZml4IHRoZSByZWdyZXNzaW9ucyEgOykKCkkn bSBmZWVsaW5nIHVudXN1YWxseSBjb25maWRlbnQgYWJvdXQgdGhpcyBvbmUgOikKCj4gCj4gCj4g PiAgCQlpbnRlbF9lbmNvZGVyLT5wcmVfZW5hYmxlID0gZzR4X3ByZV9lbmFibGVfZHA7Cj4gPiAg CQlpbnRlbF9lbmNvZGVyLT5lbmFibGUgPSBnNHhfZW5hYmxlX2RwOwo+ID4gIAkJaW50ZWxfZW5j b2Rlci0+ZGlzYWJsZSA9IGc0eF9kaXNhYmxlX2RwOwo+ID4gKwkJaW50ZWxfZW5jb2Rlci0+cG9z dF9kaXNhYmxlID0gZzR4X3Bvc3RfZGlzYWJsZV9kcDsKPiA+ICAJfQo+ID4gIAo+ID4gIAlpbnRl bF9kaWdfcG9ydC0+ZHAub3V0cHV0X3JlZyA9IG91dHB1dF9yZWc7Cj4gCj4gLS0gCj4gSmFuaSBO aWt1bGEsIEludGVsIE9wZW4gU291cmNlIEdyYXBoaWNzIENlbnRlcgoKLS0gClZpbGxlIFN5cmrD pGzDpApJbnRlbApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcK aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK