From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: Re: [PATCH] drm/i915/psr: Force manual PSR exit in older gens Date: Mon, 17 Jun 2019 13:14:31 -0700 Message-ID: <20190617201431.GG30528@intel.com> References: <20190617195154.30292-1-jose.souza@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id 34A9C6E09A for ; Mon, 17 Jun 2019 20:14:01 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20190617195154.30292-1-jose.souza@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: =?iso-8859-1?Q?Jos=E9?= Roberto de Souza Cc: intel-gfx@lists.freedesktop.org, Dhinakaran Pandiyan List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBKdW4gMTcsIDIwMTkgYXQgMTI6NTE6NTRQTSAtMDcwMCwgSm9zw6kgUm9iZXJ0byBk ZSBTb3V6YSB3cm90ZToKPiBUbyBkbyBmcm9udGJ1ZmZlciB0cmFja2luZyB3ZSBhcmUgZGVwZW5k aW5nIG9uIERpc3BsYXkgV0EgIzA4ODQgdG8KPiBleGl0IFBTUiB3aGVuIHRoZXJlIGlzIGEgZnJv bnRidWZmZXIgbW9kaWZpY2F0aW9uIGJ1dCBhY2NvcmRpbmcgdG8KPiB1c2VyIHJlcG9ydHMgYSB3 cml0ZSB0byBDVVJTVVJGTElWRSBkbyBub3QgY2F1c2UgUFNSIHRvIGV4aXQgaW4gb2xkZXIKPiBn ZW5zIHNvIGxldHMgZm9yY2UgYSBQU1IgZXhpdC4KPiAKPiBCdWd6aWxsYTogaHR0cHM6Ly9idWdz LmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTEwNzk5Cgo6KAoKUmV2aWV3ZWQtYnk6 IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4KCmFuZCBpZiBidWdzIHBlcnNp c3Qgb3IgdGhpcyBicmluZ3MgYmFjayBvbGRlciBidWdzIGl0IGlzIHRpbWUKdG8gY29uc2lkZXIg cmVtb3ZpbmcgcHNyIHN1cHBvcnQgYXQgYWxsIGZvciBnZW4gPCA5ICA6LS8KCj4gQ2M6IERoaW5h a2FyYW4gUGFuZGl5YW4gPGRoaW5ha2FyYW4ucGFuZGl5YW5AaW50ZWwuY29tPgo+IENjOiBSb2Ry aWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTogSm9zw6kg Um9iZXJ0byBkZSBTb3V6YSA8am9zZS5zb3V6YUBpbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMv Z3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfcHNyLmMgfCAzNiArKysrKysrKysrKysrKysrKy0t LS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDI2IGluc2VydGlvbnMoKyksIDEwIGRlbGV0aW9ucygt KQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX3Bz ci5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9wc3IuYwo+IGluZGV4IDY5 NzA5ZGY0YTY0OC4uNjlkOTA4ZTZhMDUwIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2Rpc3BsYXkvaW50ZWxfcHNyLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNw bGF5L2ludGVsX3Bzci5jCj4gQEAgLTg2MywxNiArODYzLDIzIEBAIHZvaWQgaW50ZWxfcHNyX2Rp c2FibGUoc3RydWN0IGludGVsX2RwICppbnRlbF9kcCwKPiAgCj4gIHN0YXRpYyB2b2lkIHBzcl9m b3JjZV9od190cmFja2luZ19leGl0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikK PiAgewo+IC0JLyoKPiAtCSAqIERpc3BsYXkgV0EgIzA4ODQ6IGFsbAo+IC0JICogVGhpcyBkb2N1 bWVudGVkIFdBIGZvciBieHQgY2FuIGJlIHNhZmVseSBhcHBsaWVkCj4gLQkgKiBicm9hZGx5IHNv IHdlIGNhbiBmb3JjZSBIVyB0cmFja2luZyB0byBleGl0IFBTUgo+IC0JICogaW5zdGVhZCBvZiBk aXNhYmxpbmcgYW5kIHJlLWVuYWJsaW5nLgo+IC0JICogV29ya2Fyb3VuZCB0ZWxscyB1cyB0byB3 cml0ZSAwIHRvIENVUl9TVVJGTElWRV9BLAo+IC0JICogYnV0IGl0IG1ha2VzIG1vcmUgc2Vuc2Ug d3JpdGUgdG8gdGhlIGN1cnJlbnQgYWN0aXZlCj4gLQkgKiBwaXBlLgo+IC0JICovCj4gLQlJOTE1 X1dSSVRFKENVUlNVUkZMSVZFKGRldl9wcml2LT5wc3IucGlwZSksIDApOwo+ICsJaWYgKElOVEVM X0dFTihkZXZfcHJpdikgPj0gOSkKPiArCQkvKgo+ICsJCSAqIERpc3BsYXkgV0EgIzA4ODQ6IHNr bCsKPiArCQkgKiBUaGlzIGRvY3VtZW50ZWQgV0EgZm9yIGJ4dCBjYW4gYmUgc2FmZWx5IGFwcGxp ZWQKPiArCQkgKiBicm9hZGx5IHNvIHdlIGNhbiBmb3JjZSBIVyB0cmFja2luZyB0byBleGl0IFBT Ugo+ICsJCSAqIGluc3RlYWQgb2YgZGlzYWJsaW5nIGFuZCByZS1lbmFibGluZy4KPiArCQkgKiBX b3JrYXJvdW5kIHRlbGxzIHVzIHRvIHdyaXRlIDAgdG8gQ1VSX1NVUkZMSVZFX0EsCj4gKwkJICog YnV0IGl0IG1ha2VzIG1vcmUgc2Vuc2Ugd3JpdGUgdG8gdGhlIGN1cnJlbnQgYWN0aXZlCj4gKwkJ ICogcGlwZS4KPiArCQkgKi8KPiArCQlJOTE1X1dSSVRFKENVUlNVUkZMSVZFKGRldl9wcml2LT5w c3IucGlwZSksIDApOwo+ICsJZWxzZQo+ICsJCS8qCj4gKwkJICogQSB3cml0ZSB0byBDVVJTVVJG TElWRSBkbyBub3QgY2F1c2UgSFcgdHJhY2tpbmcgdG8gZXhpdCBQU1IKPiArCQkgKiBvbiBvbGRl ciBnZW5zIHNvIGRvaW5nIHRoZSBtYW51YWwgZXhpdCBpbnN0ZWFkLgo+ICsJCSAqLwo+ICsJCWlu dGVsX3Bzcl9leGl0KGRldl9wcml2KTsKPiAgfQo+ICAKPiAgLyoqCj4gQEAgLTkwMyw2ICs5MTAs MTUgQEAgdm9pZCBpbnRlbF9wc3JfdXBkYXRlKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsCj4g IAkJLyogRm9yY2UgYSBQU1IgZXhpdCB3aGVuIGVuYWJsaW5nIENSQyB0byBhdm9pZCBDUkMgdGlt ZW91dHMgKi8KPiAgCQlpZiAoY3J0Y19zdGF0ZS0+Y3JjX2VuYWJsZWQgJiYgcHNyLT5lbmFibGVk KQo+ICAJCQlwc3JfZm9yY2VfaHdfdHJhY2tpbmdfZXhpdChkZXZfcHJpdik7Cj4gKwkJZWxzZSBp ZiAoSU5URUxfR0VOKGRldl9wcml2KSA8IDkgJiYgcHNyLT5lbmFibGVkKSB7Cj4gKwkJCS8qCj4g KwkJCSAqIEFjdGl2YXRlIFBTUiBhZ2FpbiBhZnRlciBhIGZvcmNlIGV4aXQgd2hlbiBlbmFibGlu Zwo+ICsJCQkgKiBDUkMgaW4gb2xkZXIgZ2Vucwo+ICsJCQkgKi8KPiArCQkJaWYgKCFkZXZfcHJp di0+cHNyLmFjdGl2ZSAmJgo+ICsJCQkgICAgIWRldl9wcml2LT5wc3IuYnVzeV9mcm9udGJ1ZmZl cl9iaXRzKQo+ICsJCQkJc2NoZWR1bGVfd29yaygmZGV2X3ByaXYtPnBzci53b3JrKTsKPiArCQl9 Cj4gIAo+ICAJCWdvdG8gdW5sb2NrOwo+ICAJfQo+IC0tIAo+IDIuMjIuMAo+IApfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBs aXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=