From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: [PATCH v2 3/4] drm: Refactor vblank sequence number comparison
Date: Fri, 17 Mar 2017 20:20:29 +0000
Message-ID: <20170317202030.24410-3-chris@chris-wilson.co.uk>
References: <20170317202030.24410-1-chris@chris-wilson.co.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
In-Reply-To: <20170317202030.24410-1-chris@chris-wilson.co.uk>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: dri-devel@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, intel-gfx@lists.freedesktop.org
List-Id: dri-devel@lists.freedesktop.org

TW92ZSB0aGUgcmVwZWF0ZWQgKGEgLSBiKSA8PSAoMSA8PCAyMykgdG8gaXRzIG93biBmdW5jdGlv
bi4KClNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVr
PgpDYzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KQ2M6
IERhbmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAZmZ3bGwuY2g+Ci0tLQogZHJpdmVycy9ncHUv
ZHJtL2RybV9pcnEuYyB8IDE0ICsrKysrKysrKy0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgOSBpbnNl
cnRpb25zKCspLCA1IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9k
cm1faXJxLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2lycS5jCmluZGV4IGExNjRjZjUxZDA5My4u
MjUzNTA1ZGE1N2JkIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vZHJtX2lycS5jCisrKyBi
L2RyaXZlcnMvZ3B1L2RybS9kcm1faXJxLmMKQEAgLTE0OTIsNiArMTQ5MiwxMSBAQCBpbnQgZHJt
X2xlZ2FjeV9tb2Rlc2V0X2N0bChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB2b2lkICpkYXRhLAog
CXJldHVybiAwOwogfQogCitzdGF0aWMgaW5saW5lIGJvb2wgdmJsYW5rX3Bhc3NlZCh1MzIgc2Vx
LCB1MzIgcmVmKQoreworCXJldHVybiAoc2VxIC0gcmVmKSA8PSAoMSA8PCAyMyk7Cit9CisKIHN0
YXRpYyBpbnQgZHJtX3F1ZXVlX3ZibGFua19ldmVudChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB1
bnNpZ25lZCBpbnQgcGlwZSwKIAkJCQkgIHVuaW9uIGRybV93YWl0X3ZibGFuayAqdmJsd2FpdCwK
IAkJCQkgIHN0cnVjdCBkcm1fZmlsZSAqZmlsZV9wcml2KQpAQCAtMTU0Miw3ICsxNTQ3LDcgQEAg
c3RhdGljIGludCBkcm1fcXVldWVfdmJsYW5rX2V2ZW50KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYs
IHVuc2lnbmVkIGludCBwaXBlLAogCQkJCSAgICAgIHZibHdhaXQtPnJlcXVlc3Quc2VxdWVuY2Up
OwogCiAJZS0+ZXZlbnQuc2VxdWVuY2UgPSB2Ymx3YWl0LT5yZXF1ZXN0LnNlcXVlbmNlOwotCWlm
ICgoc2VxIC0gdmJsd2FpdC0+cmVxdWVzdC5zZXF1ZW5jZSkgPD0gKDEgPDwgMjMpKSB7CisJaWYg
KHZibGFua19wYXNzZWQoc2VxLCB2Ymx3YWl0LT5yZXF1ZXN0LnNlcXVlbmNlKSkgewogCQlkcm1f
dmJsYW5rX3B1dChkZXYsIHBpcGUpOwogCQlzZW5kX3ZibGFua19ldmVudChkZXYsIGUsIHNlcSwg
Jm5vdyk7CiAJCXZibHdhaXQtPnJlcGx5LnNlcXVlbmNlID0gc2VxOwpAQCAtMTYzMiw5ICsxNjM3
LDggQEAgaW50IGRybV93YWl0X3ZibGFuayhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB2b2lkICpk
YXRhLAogCX0KIAogCWlmICgoZmxhZ3MgJiBfRFJNX1ZCTEFOS19ORVhUT05NSVNTKSAmJgotCSAg
ICAoc2VxIC0gdmJsd2FpdC0+cmVxdWVzdC5zZXF1ZW5jZSkgPD0gKDEgPDwgMjMpKSB7CisJICAg
IHZibGFua19wYXNzZWQoc2VxLCB2Ymx3YWl0LT5yZXF1ZXN0LnNlcXVlbmNlKSkKIAkJdmJsd2Fp
dC0+cmVxdWVzdC5zZXF1ZW5jZSA9IHNlcSArIDE7Ci0JfQogCiAJaWYgKGZsYWdzICYgX0RSTV9W
QkxBTktfRVZFTlQpIHsKIAkJLyogbXVzdCBob2xkIG9uIHRvIHRoZSB2YmxhbmsgcmVmIHVudGls
IHRoZSBldmVudCBmaXJlcwpAQCAtMTY0Nyw4ICsxNjUxLDggQEAgaW50IGRybV93YWl0X3ZibGFu
ayhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB2b2lkICpkYXRhLAogCQlEUk1fREVCVUcoIndhaXRp
bmcgb24gdmJsYW5rIGNvdW50ICV1LCBjcnRjICV1XG4iLAogCQkJICB2Ymx3YWl0LT5yZXF1ZXN0
LnNlcXVlbmNlLCBwaXBlKTsKIAkJRFJNX1dBSVRfT04ocmV0LCB2YmxhbmstPnF1ZXVlLCAzICog
SFosCi0JCQkgICAgKGRybV92YmxhbmtfY291bnQoZGV2LCBwaXBlKSAtCi0JCQkgICAgIHZibHdh
aXQtPnJlcXVlc3Quc2VxdWVuY2UpIDw9ICgxIDw8IDIzKSB8fAorCQkJICAgIHZibGFua19wYXNz
ZWQoZHJtX3ZibGFua19jb3VudChkZXYsIHBpcGUpLAorCQkJCQkgIHZibHdhaXQtPnJlcXVlc3Qu
c2VxdWVuY2UpIHx8CiAJCQkgICAgIVJFQURfT05DRSh2YmxhbmstPmVuYWJsZWQpKTsKIAl9CiAK
LS0gCjIuMTEuMAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f
X18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn
Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVs
Cg==