From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH] drm/i915: Don't wake the device up to check if the engine is asleep Date: Mon, 12 Feb 2018 12:37:31 +0200 Message-ID: <87h8qmv6hg.fsf@gaia.fi.intel.com> References: <20180212093928.6005-1-chris@chris-wilson.co.uk> 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 42F1F6E1C9 for ; Mon, 12 Feb 2018 10:39:31 +0000 (UTC) In-Reply-To: <20180212093928.6005-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gSWYgdGhl IGVudGlyZSBkZXZpY2UgaXMgcG93ZXJlZCBvZmYsIHdlIGNhbiBzYWZlbHkgYXNzdW1lIHRoYXQg dGhlCj4gZW5naW5lIGlzIGFsc28gYXNsZWVwIChhbmQgaWRsZSkuCj4KPiBSZXBvcnRlZC1ieTog VHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KPiBGaXhlczogYTA5MWQ0 ZWU5MzFiICgiZHJtL2k5MTU6IEhvbGQgYSB3YWtlcmVmIGZvciBwcm9iaW5nIHRoZSByaW5nIHJl Z2lzdGVycyIpCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxz b24uY28udWs+Cj4gQ2M6IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBpbnRlbC5jb20+ Cj4gQ2M6IE1pa2EgS3VvcHBhbGEgPG1pa2Eua3VvcHBhbGFAaW50ZWwuY29tPgoKUmV2aWV3ZWQt Ynk6IE1pa2EgS3VvcHBhbGEgPG1pa2Eua3VvcHBhbGFAbGludXguaW50ZWwuY29tPgoKPiAtLS0K PiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZW5naW5lX2NzLmMgfCA0ICsrKy0KPiAgMSBm aWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQo+Cj4gZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2VuZ2luZV9jcy5jIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfZW5naW5lX2NzLmMKPiBpbmRleCAwYWQ5MTg0ZWJhOTcuLjNlZmM1ODlh N2YzNyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9lbmdpbmVfY3Mu Ywo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2VuZ2luZV9jcy5jCj4gQEAgLTE0 NjQsNyArMTQ2NCw5IEBAIHN0YXRpYyBib29sIHJpbmdfaXNfaWRsZShzdHJ1Y3QgaW50ZWxfZW5n aW5lX2NzICplbmdpbmUpCj4gIAlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSBl bmdpbmUtPmk5MTU7Cj4gIAlib29sIGlkbGUgPSB0cnVlOwo+ICAKPiAtCWludGVsX3J1bnRpbWVf cG1fZ2V0KGRldl9wcml2KTsKPiArCS8qIElmIHRoZSB3aG9sZSBkZXZpY2UgaXMgYXNsZWVwLCB0 aGUgZW5naW5lIG11c3QgYmUgaWRsZSAqLwo+ICsJaWYgKCFpbnRlbF9ydW50aW1lX3BtX2dldF9p Zl9pbl91c2UoZGV2X3ByaXYpKQo+ICsJCXJldHVybiB0cnVlOwo+ICAKPiAgCS8qIEZpcnN0IGNo ZWNrIHRoYXQgbm8gY29tbWFuZHMgYXJlIGxlZnQgaW4gdGhlIHJpbmcgKi8KPiAgCWlmICgoSTkx NV9SRUFEX0hFQUQoZW5naW5lKSAmIEhFQURfQUREUikgIT0KPiAtLSAKPiAyLjE2LjEKPgo+IF9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4 IG1haWxpbmcgbGlzdAo+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeApfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGlu ZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK