From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Michel_D=c3=a4nzer?= Subject: Re: [PATCH] drm: Return current vblank value for drmWaitVBlank queries Date: Wed, 18 Mar 2015 12:13:50 +0900 Message-ID: <5508ED6E.7040408@daenzer.net> References: <1426607071-20515-1-git-send-email-chris@chris-wilson.co.uk> <5508E89C.9040107@daenzer.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5508E89C.9040107@daenzer.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , dri-devel@lists.freedesktop.org Cc: Dave Airlie , intel-gfx@lists.freedesktop.org, Laurent Pinchart , Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org T24gMTguMDMuMjAxNSAxMTo1MywgTWljaGVsIETDpG56ZXIgd3JvdGU6Cj4gT24gMTguMDMuMjAx NSAwMDo0NCwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+PiBXaGVuIHVzZXJzcGFjZSBxdWVyaWVzIHRo ZSBjdXJyZW50IHZibGFuayBmb3IgdGhlIENSVEMsIHdlIGNhbiByZXBseQo+PiB3aXRoIHRoZSBj YWNoZWQgdmFsdWUgKHVzaW5nIGF0b21pYyByZWFkcyB0byBzZXJpYWxpc2Ugd2l0aCB0aGUgdmJs YW5rCj4+IGludGVycnVwdCBhcyBuZWNlc3NhcnkpIHdpdGhvdXQgaGF2aW5nIHRvIHRvdWNoIHJl Z2lzdGVycy4gSW4gdGhlCj4+IGluc3RhbnQgZGlzYWJsZSBjYXNlLCB0aGlzIHNhdmVzIHVzIGZy b20gZW5hYmxpbmcvZGlzYWJsaW5nIHRoZSB2YmxhbmsKPj4gYXJvdW5kIGV2ZXJ5IHF1ZXJ5LCBn cmVhdGx5IHJlZHVjaW5nIHRoZSBudW1iZXIgb2YgcmVnaXN0ZXJzIHJlYWQgYW5kCj4+IHdyaXR0 ZW4uCj4+Cj4+IFNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29u LmNvLnVrPgo+PiBDYzogSW1yZSBEZWFrIDxpbXJlLmRlYWtAaW50ZWwuY29tPgo+PiBDYzogRGFu aWVsIFZldHRlciA8ZGFuaWVsLnZldHRlckBpbnRlbC5jb20+Cj4+IENjOiBWaWxsZSBTeXJqw6Rs w6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+PiBDYzogTGF1cmVudCBQaW5jaGFy dCA8bGF1cmVudC5waW5jaGFydEBpZGVhc29uYm9hcmQuY29tPgo+PiBDYzogRGF2ZSBBaXJsaWUg PGFpcmxpZWRAcmVkaGF0LmNvbT4KPj4gLS0tCj4+ICBkcml2ZXJzL2dwdS9kcm0vZHJtX2lycS5j IHwgMTUgKysrKysrKysrKysrKystCj4+ICAxIGZpbGUgY2hhbmdlZCwgMTQgaW5zZXJ0aW9ucygr KSwgMSBkZWxldGlvbigtKQo+Pgo+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9p cnEuYyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1faXJxLmMKPj4gaW5kZXggYzhhMzQ0NzY1NzBhLi42 YzQ1NzAwODJiNjUgMTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9kcm1faXJxLmMKPj4g KysrIGIvZHJpdmVycy9ncHUvZHJtL2RybV9pcnEuYwo+PiBAQCAtMTU4NSw3ICsxNTg1LDE4IEBA IGludCBkcm1fd2FpdF92Ymxhbmsoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwK Pj4gIAlpZiAoY3J0YyA+PSBkZXYtPm51bV9jcnRjcykKPj4gIAkJcmV0dXJuIC1FSU5WQUw7Cj4+ ICAKPj4gLQl2YmxhbmsgPSAmZGV2LT52YmxhbmtbY3J0Y107Cj4+ICsJLyogRmFzdC1wYXRoIHRo ZSBxdWVyeSBmb3IgdGhlIGN1cnJlbnQgdmFsdWUgKHdpdGhvdXQgYW4gZXZlbnQpCj4+ICsJICog dG8gYXZvaWQgaGF2aW5nIHRvIGVuYWJsZS9kaXNhYmxlIHRoZSB2YmxhbmsgaW50ZXJydXB0cy4K Pj4gKwkgKi8KPj4gKwlpZiAoKHZibHdhaXQtPnJlcXVlc3QudHlwZSAmIChfRFJNX1ZCTEFOS19U WVBFU19NQVNLIHwgX0RSTV9WQkxBTktfRkxBR1NfTUFTSykpID09IF9EUk1fVkJMQU5LX1JFTEFU SVZFICYmCj4+ICsJICAgIHZibHdhaXQtPnJlcXVlc3Quc2VxdWVuY2UgPT0gMCkgewo+PiArCQlz dHJ1Y3QgdGltZXZhbCBub3c7Cj4+ICsKPj4gKwkJdmJsd2FpdC0+cmVwbHkuc2VxdWVuY2UgPSBk cm1fdmJsYW5rX2NvdW50X2FuZF90aW1lKGRldiwgY3J0YywgJm5vdyk7Cj4+ICsJCXZibHdhaXQt PnJlcGx5LnR2YWxfc2VjID0gbm93LnR2X3NlYzsKPj4gKwkJdmJsd2FpdC0+cmVwbHkudHZhbF91 c2VjID0gbm93LnR2X3VzZWM7Cj4+ICsJCXJldHVybiAwOwo+PiArCX0KPiAKPiBkcm1fdmJsYW5r X2NvdW50X2FuZF90aW1lKCkgZG9lc24ndCByZXR1cm4gdGhlIGNvcnJlY3Qgc2VxdWVuY2UgbnVt YmVyCj4gd2hpbGUgdGhlIHZibGFuayBpbnRlcnJ1cHQgaXMgZGlzYWJsZWQsIGRvZXMgaXQ/IEl0 IHJldHVybnMgdGhlIHNlcXVlbmNlCj4gbnVtYmVyIGZyb20gdGhlIGxhc3QgdGltZSB2Ymxhbmtf ZGlzYWJsZV9hbmRfc2F2ZSgpIHdhcyBjYWxsZWQgKHdoZW4gdGhlCj4gdmJsYW5rIGludGVycnVw dCB3YXMgZGlzYWJsZWQpLiBUaGF0J3Mgd2h5IGRybV92YmxhbmtfZ2V0KCkgaXMgbmVlZGVkIGhl cmUuCgpJdCBtaWdodCBiZSBwb3NzaWJsZSB0byBhdm9pZCBkcm1fdmJsYW5rX2dldCgpIGFuZCB1 c2UKZHJtX3VwZGF0ZV92YmxhbmtfY291bnQoKSBiZWZvcmUgKG9yIGluKSBkcm1fdmJsYW5rX2Nv dW50X2FuZF90aW1lKCkKaW5zdGVhZCB3aGVuIHRoZSB2YmxhbmsgaW50ZXJydXB0IGlzIGRpc2Fi bGVkLCBidXQgdGhlbiB5b3UnZCBmaXJzdCBuZWVkCnRvIG1ha2UgaXQgc2FmZSB0byBjYWxsIGRy bV91cGRhdGVfdmJsYW5rX2NvdW50KCkgc2V2ZXJhbCB0aW1lcyB3aGlsZQp0aGUgdmJsYW5rIGlu dGVycnVwdCBpcyBkaXNhYmxlZCwgYnkgbWFraW5nIGl0IHVwZGF0ZSB2YmxhbmstPmxhc3QgYXQg bGVhc3QuCgoKLS0gCkVhcnRobGluZyBNaWNoZWwgRMOkbnplciAgICAgICAgICAgICAgIHwgICAg ICAgICAgICAgICBodHRwOi8vd3d3LmFtZC5jb20KTGlicmUgc29mdHdhcmUgZW50aHVzaWFzdCAg ICAgICAgICAgICB8ICAgICAgICAgICAgIE1lc2EgYW5kIFggZGV2ZWxvcGVyCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxp c3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==