From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Souza, Jose" Subject: Re: [PATCH 6/8] drm/i915/psr: Use WA to force HW tracking to exit PSR2 Date: Thu, 20 Sep 2018 23:01:48 +0000 Message-ID: <829ed2e26d446fb520ec31634c6c97783668b8e3.camel@intel.com> References: <20180920204327.3513-1-jose.souza@intel.com> <20180920204327.3513-6-jose.souza@intel.com> <20180920225449.GD7233@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 03D3089C3B for ; Thu, 20 Sep 2018 23:01:56 +0000 (UTC) In-Reply-To: <20180920225449.GD7233@intel.com> Content-Language: en-US Content-ID: <3F118B59301B8C46B943588533B27060@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Vivi, Rodrigo" Cc: "intel-gfx@lists.freedesktop.org" , "Pandiyan, Dhinakaran" List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAyMDE4LTA5LTIwIGF0IDE1OjU0IC0wNzAwLCBSb2RyaWdvIFZpdmkgd3JvdGU6DQo+ IE9uIFRodSwgU2VwIDIwLCAyMDE4IGF0IDAxOjQzOjI1UE0gLTA3MDAsIEpvc8OpIFJvYmVydG8g ZGUgU291emENCj4gd3JvdGU6DQo+ID4gVGhpcyBXQSBhbHNvIHdvcmtzIGZpbmUgZm9yIFBTUjIs IHRyaWdnZXJpbmcgYSBzZWxlY3RpdmUgdXBkYXRlDQo+ID4gd2hlbg0KPiA+IHBvc3NpYmxlLg0K PiANCj4gT2ghIHJlYWxseT8hIEl0IGRpZG4ndCB3b3JrIHdoZW4gSSBjaGFja2VkIG9uIG15IENO TCwNCj4gYnV0IHdlIHByb2JhYmx5IGhhZCBvdGhlciBidWdzIGJhY2sgdGhlcmUuLi4NCg0KVGVz dGVkIGluIFdITCBhbmQgSUNMLCBJIHdpbGwgZ2l2ZSBhIHRyeSBpbiBDTkwuDQoNCj4gDQo+IFRo YW5rcyBmb3IgZmluZGluZyB0aGlzDQo+IA0KPiANCj4gUmV2aWV3ZWQtYnk6IFJvZHJpZ28gVml2 aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4NCj4gDQo+IA0KPiANCj4gPiANCj4gPiBDYzogRGhp bmFrYXJhbiBQYW5kaXlhbiA8ZGhpbmFrYXJhbi5wYW5kaXlhbkBpbnRlbC5jb20+DQo+ID4gQ2M6 IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4NCj4gPiBTaWduZWQtb2ZmLWJ5 OiBKb3PDqSBSb2JlcnRvIGRlIFNvdXphIDxqb3NlLnNvdXphQGludGVsLmNvbT4NCj4gPiAtLS0N Cj4gPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcHNyLmMgfCAyNCArKysrKysrKysrLS0t LS0tLS0tLS0tLS0NCj4gPiAgMSBmaWxlIGNoYW5nZWQsIDEwIGluc2VydGlvbnMoKyksIDE0IGRl bGV0aW9ucygtKQ0KPiA+IA0KPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9wc3IuYw0KPiA+IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcHNyLmMNCj4gPiBp bmRleCA4NGI1MTI0MjY1MTQuLmNmOWQ2ZTk2NTY5NyAxMDA2NDQNCj4gPiAtLS0gYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9wc3IuYw0KPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX3Bzci5jDQo+ID4gQEAgLTEwMjYsMjAgKzEwMjYsMTYgQEAgdm9pZCBpbnRlbF9wc3Jf Zmx1c2goc3RydWN0DQo+ID4gZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsDQo+ID4gIA0KPiA+ ICAJLyogQnkgZGVmaW5pdGlvbiBmbHVzaCA9IGludmFsaWRhdGUgKyBmbHVzaCAqLw0KPiA+ICAJ aWYgKGZyb250YnVmZmVyX2JpdHMpIHsNCj4gPiAtCQlpZiAoZGV2X3ByaXYtPnBzci5wc3IyX2Vu YWJsZWQpIHsNCj4gPiAtCQkJaW50ZWxfcHNyX2V4aXQoZGV2X3ByaXYpOw0KPiA+IC0JCX0gZWxz ZSB7DQo+ID4gLQkJCS8qDQo+ID4gLQkJCSAqIERpc3BsYXkgV0EgIzA4ODQ6IGFsbA0KPiA+IC0J CQkgKiBUaGlzIGRvY3VtZW50ZWQgV0EgZm9yIGJ4dCBjYW4gYmUgc2FmZWx5DQo+ID4gYXBwbGll ZA0KPiA+IC0JCQkgKiBicm9hZGx5IHNvIHdlIGNhbiBmb3JjZSBIVyB0cmFja2luZyB0byBleGl0 DQo+ID4gUFNSDQo+ID4gLQkJCSAqIGluc3RlYWQgb2YgZGlzYWJsaW5nIGFuZCByZS1lbmFibGlu Zy4NCj4gPiAtCQkJICogV29ya2Fyb3VuZCB0ZWxscyB1cyB0byB3cml0ZSAwIHRvDQo+ID4gQ1VS X1NVUkZMSVZFX0EsDQo+ID4gLQkJCSAqIGJ1dCBpdCBtYWtlcyBtb3JlIHNlbnNlIHdyaXRlIHRv IHRoZSBjdXJyZW50DQo+ID4gYWN0aXZlDQo+ID4gLQkJCSAqIHBpcGUuDQo+ID4gLQkJCSAqLw0K PiA+IC0JCQlJOTE1X1dSSVRFKENVUlNVUkZMSVZFKHBpcGUpLCAwKTsNCj4gPiAtCQl9DQo+ID4g KwkJLyoNCj4gPiArCQkgKiBEaXNwbGF5IFdBICMwODg0OiBhbGwNCj4gPiArCQkgKiBUaGlzIGRv Y3VtZW50ZWQgV0EgZm9yIGJ4dCBjYW4gYmUgc2FmZWx5IGFwcGxpZWQNCj4gPiArCQkgKiBicm9h ZGx5IHNvIHdlIGNhbiBmb3JjZSBIVyB0cmFja2luZyB0byBleGl0IFBTUg0KPiA+ICsJCSAqIGlu c3RlYWQgb2YgZGlzYWJsaW5nIGFuZCByZS1lbmFibGluZy4NCj4gPiArCQkgKiBXb3JrYXJvdW5k IHRlbGxzIHVzIHRvIHdyaXRlIDAgdG8gQ1VSX1NVUkZMSVZFX0EsDQo+ID4gKwkJICogYnV0IGl0 IG1ha2VzIG1vcmUgc2Vuc2Ugd3JpdGUgdG8gdGhlIGN1cnJlbnQgYWN0aXZlDQo+ID4gKwkJICog cGlwZS4NCj4gPiArCQkgKi8NCj4gPiArCQlJOTE1X1dSSVRFKENVUlNVUkZMSVZFKHBpcGUpLCAw KTsNCj4gPiAgCX0NCj4gPiAgDQo+ID4gIAlpZiAoIWRldl9wcml2LT5wc3IuYWN0aXZlICYmICFk ZXZfcHJpdi0NCj4gPiA+cHNyLmJ1c3lfZnJvbnRidWZmZXJfYml0cykNCj4gPiAtLSANCj4gPiAy LjE5LjANCj4gPiANCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo=