From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH] drm/i915: Report engines are idle if already parked Date: Thu, 28 Feb 2019 11:08:21 +0200 Message-ID: <87k1hkuvp6.fsf@gaia.fi.intel.com> References: <20190227204654.14907-2-chris@chris-wilson.co.uk> <20190227214159.7946-1-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 437D689C6A for ; Thu, 28 Feb 2019 09:08:49 +0000 (UTC) In-Reply-To: <20190227214159.7946-1-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+IHdyaXRlczoKCj4gSWYgd2Ug aGF2ZSBwYXJrZWQsIHRoZW4gd2UgbXVzdCBoYXZlIHBhc3NlZCBhbiBpZGxlbmVzcyB0ZXN0IGFu ZCBzdGlsbAo+IGJlIGlkbGUuIFdlIGNob3NlIG5vdCB0byB1c2UgdGhpcyBzaG9ydGN1dCBpbiB0 aGUgcGFzdCBzbyB0aGF0IHdlIGNvdWxkCj4gdXNlIHRoZSBpZGxlbmVzcyB0ZXN0IGF0IGFueSB0 aW1lIGFuZCBpbnNwZWN0IEhXLiBIb3dldmVyLCBzb21lIEhXIGxpa2UKPiBTYW5keWJyaWRnZSwg ZG9lc24ndCBsaWtlIGJlaW5nIHdva2VuIHVwIGZyaXZvbG91c2x5LCBzbyBhdm9pZCBkb2luZyBz by4KPgo+IFJlZmVyZW5jZXM6IDBiNzAyZGNhMjY1OCAoImRybS9pOTE1OiBBdm9pZCB3YWtpbmcg dGhlIGVuZ2luZXMganVzdCB0byBjaGVjayBpZiB0aGV5IGFyZSBpZGxlIikKPiBTaWduZWQtb2Zm LWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiBDYzogTWlrYSBL dW9wcGFsYSA8bWlrYS5rdW9wcGFsYUBpbnRlbC5jb20+CgpSZXZpZXdlZC1ieTogTWlrYSBLdW9w cGFsYSA8bWlrYS5rdW9wcGFsYUBsaW51eC5pbnRlbC5jb20+Cgo+IC0tLQo+ICBkcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9lbmdpbmVfY3MuYyB8IDEwICsrKysrKystLS0KPiAgMSBmaWxlIGNo YW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9lbmdpbmVfY3MuYyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2VuZ2luZV9jcy5jCj4gaW5kZXggYjdiNjI2MTk1ZWRhLi45NmEzOGY0MTFiYzcg MTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZW5naW5lX2NzLmMKPiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9lbmdpbmVfY3MuYwo+IEBAIC0xMDMzLDcg KzEwMzMsNyBAQCBib29sIGludGVsX2VuZ2luZV9pc19pZGxlKHN0cnVjdCBpbnRlbF9lbmdpbmVf Y3MgKmVuZ2luZSkKPiAgCXJldHVybiByaW5nX2lzX2lkbGUoZW5naW5lKTsKPiAgfQo+ICAKPiAt Ym9vbCBpbnRlbF9lbmdpbmVzX2FyZV9pZGxlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZf cHJpdikKPiArYm9vbCBpbnRlbF9lbmdpbmVzX2FyZV9pZGxlKHN0cnVjdCBkcm1faTkxNV9wcml2 YXRlICppOTE1KQo+ICB7Cj4gIAlzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdpbmU7Cj4gIAll bnVtIGludGVsX2VuZ2luZV9pZCBpZDsKPiBAQCAtMTA0MiwxMCArMTA0MiwxNCBAQCBib29sIGlu dGVsX2VuZ2luZXNfYXJlX2lkbGUoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ ICAJICogSWYgdGhlIGRyaXZlciBpcyB3ZWRnZWQsIEhXIHN0YXRlIG1heSBiZSB2ZXJ5IGluY29u c2lzdGVudCBhbmQKPiAgCSAqIHJlcG9ydCB0aGF0IGl0IGlzIHN0aWxsIGJ1c3ksIGV2ZW4gdGhv dWdoIHdlIGhhdmUgc3RvcHBlZCB1c2luZyBpdC4KPiAgCSAqLwo+IC0JaWYgKGk5MTVfcmVzZXRf ZmFpbGVkKGRldl9wcml2KSkKPiArCWlmIChpOTE1X3Jlc2V0X2ZhaWxlZChpOTE1KSkKPiAgCQly ZXR1cm4gdHJ1ZTsKPiAgCj4gLQlmb3JfZWFjaF9lbmdpbmUoZW5naW5lLCBkZXZfcHJpdiwgaWQp IHsKPiArCS8qIEFscmVhZHkgcGFya2VkIChhbmQgcGFzc2VkIGFuIGlkbGVuZXNzIHRlc3QpOyBt dXN0IHN0aWxsIGJlIGlkbGUgKi8KPiArCWlmICghUkVBRF9PTkNFKGk5MTUtPmd0LmF3YWtlKSkK PiArCQlyZXR1cm4gdHJ1ZTsKPiArCj4gKwlmb3JfZWFjaF9lbmdpbmUoZW5naW5lLCBpOTE1LCBp ZCkgewo+ICAJCWlmICghaW50ZWxfZW5naW5lX2lzX2lkbGUoZW5naW5lKSkKPiAgCQkJcmV0dXJu IGZhbHNlOwo+ICAJfQo+IC0tIAo+IDIuMjAuMQo+Cj4gX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2ludGVsLWdmeA==