From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH 31/42] drm/i915: Wait first for submission, before waiting for request completion Date: Fri, 7 Oct 2016 10:46:24 +0100 Message-ID: <20161007094635.28319-32-chris@chris-wilson.co.uk> References: <20161007094635.28319-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x243.google.com (mail-wm0-x243.google.com [IPv6:2a00:1450:400c:c09::243]) by gabe.freedesktop.org (Postfix) with ESMTPS id A75796EB40 for ; Fri, 7 Oct 2016 09:47:16 +0000 (UTC) Received: by mail-wm0-x243.google.com with SMTP id f193so2091046wmg.2 for ; Fri, 07 Oct 2016 02:47:16 -0700 (PDT) In-Reply-To: <20161007094635.28319-1-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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org SW4gZnV0dXJlIHBhdGNoZXMsIHdlIHdpbGwgbm8gbG9uZ2VyIGJlIGFibGUgdG8gd2FpdCBvbiBh IHN0YXRpYyBnbG9iYWwKc2Vxbm8gYW5kIGluc3RlYWQgaGF2ZSB0byBicmVhayBvdXIgd2FpdCB1 cCBpbnRvIHBoYXNlcy4gRmlyc3Qgd2Ugd2FpdApmb3IgdGhlIGdsb2JhbCBzZXFubyBhc3NpZ25t ZW50ICh1cG9uIHN1Ym1pc3Npb24gdG8gaGFyZHdhcmUpLCBhbmQgb25jZQpzdWJtaXR0ZWQgd2Ug d2FpdCBmb3IgdGhlIGhhcmR3YXJlIHRvIGNvbXBsZXRlLgoKU2lnbmVkLW9mZi1ieTogQ2hyaXMg V2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+ClJldmlld2VkLWJ5OiBKb29uYXMgTGFo dGluZW4gPGpvb25hcy5sYWh0aW5lbkBsaW51eC5pbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9nZW1fcmVxdWVzdC5jIHwgNTEgKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrCiAxIGZpbGUgY2hhbmdlZCwgNTEgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX3JlcXVlc3QuYyBiL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfZ2VtX3JlcXVlc3QuYwppbmRleCBhMzYwNzI5YjIzMDEuLjk1NzQ4ZTBhMjdh ZiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fcmVxdWVzdC5jCisr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX3JlcXVlc3QuYwpAQCAtNzgwLDYgKzc4 MCw0OSBAQCBib29sIF9faTkxNV9zcGluX3JlcXVlc3QoY29uc3Qgc3RydWN0IGRybV9pOTE1X2dl bV9yZXF1ZXN0ICpyZXEsCiAJcmV0dXJuIGZhbHNlOwogfQogCitzdGF0aWMgbG9uZworX19pOTE1 X3JlcXVlc3Rfd2FpdF9mb3Jfc3VibWl0KHN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVzdCAqcmVx dWVzdCwKKwkJCSAgICAgICB1bnNpZ25lZCBpbnQgZmxhZ3MsCisJCQkgICAgICAgbG9uZyB0aW1l b3V0KQoreworCWNvbnN0IGludCBzdGF0ZSA9IGZsYWdzICYgSTkxNV9XQUlUX0lOVEVSUlVQVElC TEUgPworCQlUQVNLX0lOVEVSUlVQVElCTEUgOiBUQVNLX1VOSU5URVJSVVBUSUJMRTsKKwl3YWl0 X3F1ZXVlX2hlYWRfdCAqcSA9ICZyZXF1ZXN0LT5pOTE1LT5ncHVfZXJyb3Iud2FpdF9xdWV1ZTsK KwlERUZJTkVfV0FJVChyZXNldCk7CisJREVGSU5FX1dBSVQod2FpdCk7CisKKwlpZiAoZmxhZ3Mg JiBJOTE1X1dBSVRfTE9DS0VEKQorCQlhZGRfd2FpdF9xdWV1ZShxLCAmcmVzZXQpOworCisJZG8g eworCQlwcmVwYXJlX3RvX3dhaXQoJnJlcXVlc3QtPnN1Ym1pdC53YWl0LCAmd2FpdCwgc3RhdGUp OworCisJCWlmIChpOTE1X3N3X2ZlbmNlX2RvbmUoJnJlcXVlc3QtPnN1Ym1pdCkpCisJCQlicmVh azsKKworCQlpZiAoZmxhZ3MgJiBJOTE1X1dBSVRfTE9DS0VEICYmCisJCSAgICBpOTE1X3Jlc2V0 X2luX3Byb2dyZXNzKCZyZXF1ZXN0LT5pOTE1LT5ncHVfZXJyb3IpKSB7CisJCQlfX3NldF9jdXJy ZW50X3N0YXRlKFRBU0tfUlVOTklORyk7CisJCQlpOTE1X3Jlc2V0KHJlcXVlc3QtPmk5MTUpOwor CQkJcmVzZXRfd2FpdF9xdWV1ZShxLCAmcmVzZXQpOworCQkJY29udGludWU7CisJCX0KKworCQlp ZiAoc2lnbmFsX3BlbmRpbmdfc3RhdGUoc3RhdGUsIGN1cnJlbnQpKSB7CisJCQl0aW1lb3V0ID0g LUVSRVNUQVJUU1lTOworCQkJYnJlYWs7CisJCX0KKworCQl0aW1lb3V0ID0gaW9fc2NoZWR1bGVf dGltZW91dCh0aW1lb3V0KTsKKwl9IHdoaWxlICh0aW1lb3V0KTsKKwlmaW5pc2hfd2FpdCgmcmVx dWVzdC0+c3VibWl0LndhaXQsICZ3YWl0KTsKKworCWlmIChmbGFncyAmIEk5MTVfV0FJVF9MT0NL RUQpCisJCXJlbW92ZV93YWl0X3F1ZXVlKHEsICZyZXNldCk7CisKKwlyZXR1cm4gdGltZW91dDsK K30KKwogLyoqCiAgKiBpOTE1X3dhaXRfcmVxdWVzdCAtIHdhaXQgdW50aWwgZXhlY3V0aW9uIG9m IHJlcXVlc3QgaGFzIGZpbmlzaGVkCiAgKiBAcmVxOiBkdWghCkBAIC04MjEsNiArODY0LDE0IEBA IGxvbmcgaTkxNV93YWl0X3JlcXVlc3Qoc3RydWN0IGRybV9pOTE1X2dlbV9yZXF1ZXN0ICpyZXEs CiAKIAl0cmFjZV9pOTE1X2dlbV9yZXF1ZXN0X3dhaXRfYmVnaW4ocmVxKTsKIAorCWlmICghaTkx NV9zd19mZW5jZV9kb25lKCZyZXEtPnN1Ym1pdCkpIHsKKwkJdGltZW91dCA9IF9faTkxNV9yZXF1 ZXN0X3dhaXRfZm9yX3N1Ym1pdChyZXEsIGZsYWdzLCB0aW1lb3V0KTsKKwkJaWYgKHRpbWVvdXQg PCAwKQorCQkJZ290byBjb21wbGV0ZTsKKworCQlHRU1fQlVHX09OKCFpOTE1X3N3X2ZlbmNlX2Rv bmUoJnJlcS0+c3VibWl0KSk7CisJfQorCiAJLyogT3B0aW1pc3RpYyBzaG9ydCBzcGluIGJlZm9y ZSB0b3VjaGluZyBJUlFzICovCiAJaWYgKGk5MTVfc3Bpbl9yZXF1ZXN0KHJlcSwgc3RhdGUsIDUp KQogCQlnb3RvIGNvbXBsZXRlOwotLSAKMi45LjMKCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2ludGVsLWdmeAo=