From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH 2/3] drm: Skip the waitqueue setup for vblank queries Date: Wed, 15 Mar 2017 20:40:26 +0000 Message-ID: <20170315204027.20160-2-chris@chris-wilson.co.uk> References: <20170315204027.20160-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170315204027.20160-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org Cc: =?UTF-8?q?Michel=20D=C3=A4nzer?= , Laurent Pinchart , Dave Airlie , intel-gfx@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org QXZvaWQgYWRkaW5nIHRvIHRoZSB3YWl0cXVldWUgYW5kIHJlcHJvYmluZyB0aGUgY3VycmVudCB2 YmxhbmsgaWYgdGhlCmNhbGxlciBpcyBvbmx5IHF1ZXJ5aW5nIHRoZSBjdXJyZW50IHZibGFuayBz ZXF1ZW5jZSBhbmQgdGltZXN0YW1wLCB3aGVyZQp3ZSBrbm93IHRoYXQgdGhlIHdhaXQgd291bGQg cmV0dXJuIGltbWVkaWF0ZWx5LgoKdjI6IEFkZCBDUlRDIGlkZW50aWZpZXIgdG8gZGVidWcgbWVz c2FnZXMKClNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNv LnVrPgpDYzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4K Q2M6IERhbmllbCBWZXR0ZXIgPGRhbmllbEBmZndsbC5jaD4KQ2M6IE1pY2hlbCBEw6RuemVyIDxt aWNoZWxAZGFlbnplci5uZXQ+CkNjOiBMYXVyZW50IFBpbmNoYXJ0IDxsYXVyZW50LnBpbmNoYXJ0 QGlkZWFzb25ib2FyZC5jb20+CkNjOiBEYXZlIEFpcmxpZSA8YWlybGllZEByZWRoYXQuY29tPiwK Q2M6IE1hcmlvIEtsZWluZXIgPG1hcmlvLmtsZWluZXIuZGVAZ21haWwuY29tPgpSZXZpZXdlZC1i eTogTWljaGVsIETDpG56ZXIgPG1pY2hlbEBkYWVuemVyLm5ldD4KUmV2aWV3ZWQtYW5kLXRlc3Rl ZC1ieTogTWFyaW8gS2xlaW5lciA8bWFyaW8ua2xlaW5lci5kZUBnbWFpbC5jb20+Ci0tLQogZHJp dmVycy9ncHUvZHJtL2RybV9pcnEuYyB8IDI0ICsrKysrKysrKysrKystLS0tLS0tLS0tLQogMSBm aWxlIGNoYW5nZWQsIDEzIGluc2VydGlvbnMoKyksIDExIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9kcm1faXJxLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2lycS5j CmluZGV4IGU2NGIwNWVhOTVlYS4uNTNhNTI2YzdiMjRkIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dw dS9kcm0vZHJtX2lycS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1faXJxLmMKQEAgLTE2MTAs NyArMTYxMCw3IEBAIGludCBkcm1fd2FpdF92Ymxhbmsoc3RydWN0IGRybV9kZXZpY2UgKmRldiwg dm9pZCAqZGF0YSwKIAogCXJldCA9IGRybV92YmxhbmtfZ2V0KGRldiwgcGlwZSk7CiAJaWYgKHJl dCkgewotCQlEUk1fREVCVUcoImZhaWxlZCB0byBhY3F1aXJlIHZibGFuayBjb3VudGVyLCAlZFxu IiwgcmV0KTsKKwkJRFJNX0RFQlVHKCJjcnRjICVkIGZhaWxlZCB0byBhY3F1aXJlIHZibGFuayBj b3VudGVyLCAlZFxuIiwgcGlwZSwgcmV0KTsKIAkJcmV0dXJuIHJldDsKIAl9CiAJc2VxID0gZHJt X3ZibGFua19jb3VudChkZXYsIHBpcGUpOwpAQCAtMTYzOCwxMyArMTYzOCwxNSBAQCBpbnQgZHJt X3dhaXRfdmJsYW5rKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCiAJCXJldHVy biBkcm1fcXVldWVfdmJsYW5rX2V2ZW50KGRldiwgcGlwZSwgdmJsd2FpdCwgZmlsZV9wcml2KTsK IAl9CiAKLQlEUk1fREVCVUcoIndhaXRpbmcgb24gdmJsYW5rIGNvdW50ICV1LCBjcnRjICV1XG4i LAotCQkgIHZibHdhaXQtPnJlcXVlc3Quc2VxdWVuY2UsIHBpcGUpOwotCURSTV9XQUlUX09OKHJl dCwgdmJsYW5rLT5xdWV1ZSwgMyAqIEhaLAotCQkgICAgKCgoZHJtX3ZibGFua19jb3VudChkZXYs IHBpcGUpIC0KLQkJICAgICAgIHZibHdhaXQtPnJlcXVlc3Quc2VxdWVuY2UpIDw9ICgxIDw8IDIz KSkgfHwKLQkJICAgICAhdmJsYW5rLT5lbmFibGVkIHx8Ci0JCSAgICAgIWRldi0+aXJxX2VuYWJs ZWQpKTsKKwlpZiAodmJsd2FpdC0+cmVxdWVzdC5zZXF1ZW5jZSAhPSBzZXEpIHsKKwkJRFJNX0RF QlVHKCJ3YWl0aW5nIG9uIHZibGFuayBjb3VudCAldSwgY3J0YyAldVxuIiwKKwkJCSAgdmJsd2Fp dC0+cmVxdWVzdC5zZXF1ZW5jZSwgcGlwZSk7CisJCURSTV9XQUlUX09OKHJldCwgdmJsYW5rLT5x dWV1ZSwgMyAqIEhaLAorCQkJICAgICgoKGRybV92YmxhbmtfY291bnQoZGV2LCBwaXBlKSAtCisJ CQkgICAgICAgdmJsd2FpdC0+cmVxdWVzdC5zZXF1ZW5jZSkgPD0gKDEgPDwgMjMpKSB8fAorCQkJ ICAgICAhdmJsYW5rLT5lbmFibGVkIHx8CisJCQkgICAgICFkZXYtPmlycV9lbmFibGVkKSk7CisJ fQogCiAJaWYgKHJldCAhPSAtRUlOVFIpIHsKIAkJc3RydWN0IHRpbWV2YWwgbm93OwpAQCAtMTY1 MywxMCArMTY1NSwxMCBAQCBpbnQgZHJtX3dhaXRfdmJsYW5rKHN0cnVjdCBkcm1fZGV2aWNlICpk ZXYsIHZvaWQgKmRhdGEsCiAJCXZibHdhaXQtPnJlcGx5LnR2YWxfc2VjID0gbm93LnR2X3NlYzsK IAkJdmJsd2FpdC0+cmVwbHkudHZhbF91c2VjID0gbm93LnR2X3VzZWM7CiAKLQkJRFJNX0RFQlVH KCJyZXR1cm5pbmcgJXUgdG8gY2xpZW50XG4iLAotCQkJICB2Ymx3YWl0LT5yZXBseS5zZXF1ZW5j ZSk7CisJCURSTV9ERUJVRygiY3J0YyAlZCByZXR1cm5pbmcgJXUgdG8gY2xpZW50XG4iLAorCQkJ ICBwaXBlLCB2Ymx3YWl0LT5yZXBseS5zZXF1ZW5jZSk7CiAJfSBlbHNlIHsKLQkJRFJNX0RFQlVH KCJ2Ymxhbmsgd2FpdCBpbnRlcnJ1cHRlZCBieSBzaWduYWxcbiIpOworCQlEUk1fREVCVUcoImNy dGMgJWQgdmJsYW5rIHdhaXQgaW50ZXJydXB0ZWQgYnkgc2lnbmFsXG4iLCBwaXBlKTsKIAl9CiAK IGRvbmU6Ci0tIAoyLjExLjAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Ry aS1kZXZlbAo=