From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrik Jakobsson Subject: Re: [PATCH v2 11/12] drm/i915/gen9: Add boot parameter for disabling DC6 Date: Thu, 12 Nov 2015 13:51:39 +0100 Message-ID: <20151112125139.GC30759@patrik-desktop.isw.intel.com> References: <1447084107-8521-1-git-send-email-patrik.jakobsson@linux.intel.com> <1447084107-8521-12-git-send-email-patrik.jakobsson@linux.intel.com> <1447268649.24928.30.camel@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 252947A16C for ; Thu, 12 Nov 2015 04:51:36 -0800 (PST) Content-Disposition: inline In-Reply-To: <1447268649.24928.30.camel@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Imre Deak Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBOb3YgMTEsIDIwMTUgYXQgMDk6MDQ6MDlQTSArMDIwMCwgSW1yZSBEZWFrIHdyb3Rl Ogo+IE9uIG1hLCAyMDE1LTExLTA5IGF0IDE2OjQ4ICswMTAwLCBQYXRyaWsgSmFrb2Jzc29uIHdy b3RlOgo+ID4gdjI6IFVzZSBfdW5zYWZlIChKYW5pKQo+ID4gCj4gPiBTaWduZWQtb2ZmLWJ5OiBQ YXRyaWsgSmFrb2Jzc29uIDxwYXRyaWsuamFrb2Jzc29uQGxpbnV4LmludGVsLmNvbT4KPiA+IC0t LQo+ID4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggICAgICAgICB8IDEgKwo+ID4g IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcGFyYW1zLmMgICAgICB8IDYgKysrKysrCj4gPiAg ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcnVudGltZV9wbS5jIHwgNCArKy0tCj4gPiAgMyBm aWxlcyBjaGFuZ2VkLCA5IGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCj4gPiAKPiA+IGRp ZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gPiBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKPiA+IGluZGV4IGMwMjUyZWYuLjU2MjhjNWEgMTAwNjQ0 Cj4gPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gPiArKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gPiBAQCAtMjYzOSw2ICsyNjM5LDcgQEAgc3Ry dWN0IGk5MTVfcGFyYW1zIHsKPiA+ICAJaW50IHBhbmVsX3VzZV9zc2M7Cj4gPiAgCWludCB2YnRf c2R2b19wYW5lbF90eXBlOwo+ID4gIAlpbnQgZW5hYmxlX3JjNjsKPiA+ICsJaW50IGVuYWJsZV9k YzY7Cj4gPiAgCWludCBlbmFibGVfZmJjOwo+ID4gIAlpbnQgZW5hYmxlX3BwZ3R0Owo+ID4gIAlp bnQgZW5hYmxlX2V4ZWNsaXN0czsKPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pOTE1X3BhcmFtcy5jCj4gPiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcGFyYW1zLmMK PiA+IGluZGV4IDM2OGRmNjcuLjY0NTdmM2EgMTAwNjQ0Cj4gPiAtLS0gYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X3BhcmFtcy5jCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X3BhcmFtcy5jCj4gPiBAQCAtMzIsNiArMzIsNyBAQCBzdHJ1Y3QgaTkxNV9wYXJhbXMgaTkxNSBf X3JlYWRfbW9zdGx5ID0gewo+ID4gIAkucGFuZWxfdXNlX3NzYyA9IC0xLAo+ID4gIAkudmJ0X3Nk dm9fcGFuZWxfdHlwZSA9IC0xLAo+ID4gIAkuZW5hYmxlX3JjNiA9IC0xLAo+ID4gKwkuZW5hYmxl X2RjNiA9IDEsCj4gPiAgCS5lbmFibGVfZmJjID0gLTEsCj4gPiAgCS5lbmFibGVfZXhlY2xpc3Rz ID0gLTEsCj4gPiAgCS5lbmFibGVfaGFuZ2NoZWNrID0gdHJ1ZSwKPiA+IEBAIC03OSw2ICs4MCwx MSBAQCBNT0RVTEVfUEFSTV9ERVNDKGVuYWJsZV9yYzYsCj4gPiAgCSJGb3IgZXhhbXBsZSwgMyB3 b3VsZCBlbmFibGUgcmM2IGFuZCBkZWVwIHJjNiwgYW5kIDcgd291bGQKPiA+IGVuYWJsZSBldmVy eXRoaW5nLiAiCj4gPiAgCSJkZWZhdWx0OiAtMSAodXNlIHBlci1jaGlwIGRlZmF1bHQpIik7Cj4g PiAgCj4gPiArbW9kdWxlX3BhcmFtX25hbWVkX3Vuc2FmZShlbmFibGVfZGM2LCBpOTE1LmVuYWJs ZV9kYzYsIGludCwgMDQwMCk7Cj4gPiArTU9EVUxFX1BBUk1fREVTQyhlbmFibGVfZGM2LAo+ID4g KwkiRW5hYmxlIHBvd2VyLXNhdmluZyBkaXNwbGF5IEMtc3RhdGUgNi4gIgo+ID4gKwkiKDAgPSBk aXNhYmxlOyAxID0gZW5hYmxlIFtkZWZhdWx0XSkiKTsKPiA+ICsKPiAKPiBJdCB3b3VsZCBiZSBt b3JlIGdlbmVyaWMgdG8gaGF2ZSBzb21ldGhpbmcgbGlrZSBlbmFibGVfZGMsIC0xPXBlci1jaGlw Cj4gZGVmYXVsdCwgMD1kaXNhYmxlLCAxPXVwIHRvIGRjNSwgMj11cCB0byBkYzYuCgpJJ20gbm90 IHN1cmUgaWYgdGhpcyBwYXJhbWV0ZXIgaXMgZ29pbmcgdG8gc3RheSBmb3IgbG9uZyBidXQgaWYg aXQgZG9lcyBJCnN1cHBvc2Ugd2Ugc2hvdWxkIGhhdmUgREM5IGFzIHdlbGwuIEJ1dCBkbyB3ZSBy ZWFsbHkgbmVlZCB0aGlzIGxldmVsIG9mIGNvbnRyb2w/Ck15IGludGVudGlvbiB3YXMgdG8gd29y ayBhcm91bmQgdGhlIERDNiBjb3JuZXIgY2FzZS4gRG8geW91IHRoaW5rIHdlIGNvdWxkIG1ha2UK Z29vZCB1c2Ugb2YgYSBtb3JlIGdlbmVyaWMgaW50ZXJmYWNlPyBQZXJoYXBzIHVzZWZ1bCBmb3Ig dGVzdGluZz8gSWYgc28sIEkKZGVmaW5pdGVseSB0aGluayB3ZSBzaG91bGQgZ28gd2l0aCB5b3Vy IG1vcmUgZ2VuZXJpYyBzb2x1dGlvbi4gT3RoZXJ3aXNlIEknZApyYXRoZXIga2VlcCBpdCBzaW1w bGUuIEZlZWwgZnJlZSB0byBvdmVycmlkZSBteSBkZWNpc2lvbiBoZXJlLgoKQWxzbywgd2hhdCB3 b3VsZCAwPWRpc2FibGUgYmU/IE5vdCBzdGFydGluZyB0aGUgRE1DIGF0IGFsbCBvciBEQzMvND8K Cj4gCj4gPiAgbW9kdWxlX3BhcmFtX25hbWVkX3Vuc2FmZShlbmFibGVfZmJjLCBpOTE1LmVuYWJs ZV9mYmMsIGludCwgMDYwMCk7Cj4gPiAgTU9EVUxFX1BBUk1fREVTQyhlbmFibGVfZmJjLAo+ID4g IAkiRW5hYmxlIGZyYW1lIGJ1ZmZlciBjb21wcmVzc2lvbiBmb3IgcG93ZXIgc2F2aW5ncyAiCj4g PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcnVudGltZV9wbS5jCj4g PiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3J1bnRpbWVfcG0uYwo+ID4gaW5kZXggOTVj M2ZjYy4uNjJjMTI3MyAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X3J1bnRpbWVfcG0uYwo+ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcnVudGlt ZV9wbS5jCj4gPiBAQCAtNzA4LDcgKzcwOCw3IEBAIHN0YXRpYyB2b2lkIGdlbjlfZGNfb2ZmX3Bv d2VyX3dlbGxfZW5hYmxlKHN0cnVjdAo+ID4gZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4g PiAgc3RhdGljIHZvaWQgZ2VuOV9kY19vZmZfcG93ZXJfd2VsbF9kaXNhYmxlKHN0cnVjdCBkcm1f aTkxNV9wcml2YXRlCj4gPiAqZGV2X3ByaXYsCj4gPiAgCQkJCQkgIHN0cnVjdCBpOTE1X3Bvd2Vy X3dlbGwKPiA+ICpwb3dlcl93ZWxsKQo+ID4gIHsKPiA+IC0JaWYgKElTX1NLWUxBS0UoZGV2X3By aXYpKQo+ID4gKwlpZiAoSVNfU0tZTEFLRShkZXZfcHJpdikgJiYgaTkxNS5lbmFibGVfZGM2KQo+ ID4gIAkJc2tsX2VuYWJsZV9kYzYoZGV2X3ByaXYpOwo+ID4gIAllbHNlCj4gPiAgCQlnZW45X2Vu YWJsZV9kYzUoZGV2X3ByaXYpOwo+ID4gQEAgLTcyMCw3ICs3MjAsNyBAQCBzdGF0aWMgdm9pZCBn ZW45X2RjX29mZl9wb3dlcl93ZWxsX3N5bmNfaHcoc3RydWN0Cj4gPiBkcm1faTkxNV9wcml2YXRl ICpkZXZfcHJpdiwKPiA+ICAJaWYgKHBvd2VyX3dlbGwtPmNvdW50ID4gMCkgewo+ID4gIAkJZ2Vu OV9zZXRfZGNfc3RhdGUoZGV2X3ByaXYsIERDX1NUQVRFX0RJU0FCTEUpOwo+ID4gIAl9IGVsc2Ug ewo+ID4gLQkJaWYgKElTX1NLWUxBS0UoZGV2X3ByaXYpKQo+ID4gKwkJaWYgKElTX1NLWUxBS0Uo ZGV2X3ByaXYpICYmIGk5MTUuZW5hYmxlX2RjNikKPiA+ICAJCQlnZW45X3NldF9kY19zdGF0ZShk ZXZfcHJpdiwKPiA+IERDX1NUQVRFX0VOX1VQVE9fREM2KTsKPiA+ICAJCWVsc2UKPiA+ICAJCQln ZW45X3NldF9kY19zdGF0ZShkZXZfcHJpdiwKPiA+IERDX1NUQVRFX0VOX1VQVE9fREM1KTsKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1h aWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK