From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Michel_D=c3=a4nzer?= Subject: Re: [RFC PATCH] drm/vblanks: Deal with HW vblank counter resets. Date: Tue, 7 Nov 2017 10:47:00 +0100 Message-ID: References: <20171107062617.4227-1-dhinakaran.pandiyan@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20171107062617.4227-1-dhinakaran.pandiyan@intel.com> Content-Language: en-CA List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Dhinakaran Pandiyan Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Rodrigo Vivi List-Id: dri-devel@lists.freedesktop.org T24gMDcvMTEvMTcgMDc6MjYgQU0sIERoaW5ha2FyYW4gUGFuZGl5YW4gd3JvdGU6Cj4gU29tZSBI VyB2YmxhbmsgY291bnRlcnMgcmVzZXQgZHVlIHRvIHBvd2VyIG1hbmFnZW1lbnQgZXZlbnRzLCB3 aGljaCBtZXNzZXMKPiB1cCB0aGUgdmJsYW5rIGNvdW50aW5nIGxvZ2ljLiBUaGlzIGxlYWRzIHRv IHNjcmVlbiBmcmVlemVzIHdpdGggdXNlciBzcGFjZQo+IHdhaXRpbmcgb24gdmJsYW5rIGV2ZW50 cyB0aGF0IG1heSBub3Qgb2NjdXIgaWYgdGhlIGNvdW50ZXIga2VlcHMgcmVzZXR0aW5nLgo+IAo+ IEZvciBlLmcuLCBBZnRlciB0aGUgSFcgdmJsYW5rIGNvdW50ZXIgcmVzZXRzCj4gWyAgICA5LjAw NzM1OV0gW2RybTpkcm1fdXBkYXRlX3ZibGFua19jb3VudCBbZHJtXV0gdXBkYXRpbmcgdmJsYW5r IGNvdW50Cj4gb24gY3J0YyAwOiBjdXJyZW50PTI5NywgZGlmZj00Mjk0OTY1Mzg5LCBodz01IGh3 X2xhc3Q9MTkxMgo+IAo+IFNvLCBmYWxsIGJhY2sgdG8gdGhlIFNXIGNvdW50ZXIsIGNvbXB1dGVk IHVzaW5nICB2YmxhbmsgdGltZXN0YW1wcwo+IGFuZCBmcmFtZSBkdXJhdGlvbiwgd2hlbiB0aGUg SFcgY291bnRlciB2YWx1ZSBkZXZpYXRlcyBieSA1MCUgb2YgdGhlIFNXCj4gY29tcHV0ZWQgdmFs dWUuCj4gCj4gSSBoYXZlIHRlc3RlZCB0aGlzIHBhdGNoIG9uIG15IFNLTCBsYXB0b3Agd2l0aCBp OTE1LmVuYWJsZV9wc3I9MSBhbmQgaXQKPiAqc2VlbXMqIHRvIHNvbHZlIHRoZSBzY3JlZW4gZnJl ZXplIGlzc3VlIHNlZW4gd2l0aCBQU1Igd2hlbiBETUMgaXMgbG9hZGVkLgo+IAo+IEtub3duIGlz c3VlczoKPiAxKSBUaGUgNTAlIGRldmlhdGlvbiBtYXJnaW4gaXMgYXJiaXRyYXJ5Lgo+IDIpICJS ZWR1bmRhbnQgdmJsaXJxIGlnbm9yZWQiIG1lc3NhZ2VzIGFyZSBtb3JlIGZyZXF1ZW50Lgo+IAo+ IEkgYW0gc2VuZGluZyB0aGlzIGFzIGFuIFJGQyB0byBnZXQgZmVlZGJhY2sgb24gd2hldGhlciB0 aGUgZmFsbCBiYWNrCj4gYXBwcm9hY2ggaXMgc2FuZSBhbmQgaWYgaXQgc2hvdWxkIGJlIGltcGxl bWVudGVkIGluIHRoZSBjb3JlLgoKSXMgdGhlcmUgbm8gd2F5IGZvciB0aGUgZHJpdmVyIHRvIGtu b3cgdW5kZXIgd2hpY2ggY2lyY3Vtc3RhbmNlcyB0aGUKcmVzZXQgdG8gMCBtaWdodCBoYXBwZW4/ IElmIHRoZXJlIGlzLCBtYXliZSBpdCBjb3VsZCBiZSBzb2x2ZWQgYnkKY2FsbGluZyBkcm1fY3J0 Y192Ymxhbmtfb2ZmKCkgYmVmb3JlIGl0IG1pZ2h0IGhhcHBlbiBhbmQKZHJtX2NydGNfdmJsYW5r X29uKCkgYWZ0ZXIgaXQgbWlnaHQgaGF2ZSBoYXBwZW5lZC4KCk90aGVyd2lzZSwgbWlnaHQgaXQg YmUgYmV0dGVyIG5vdCB0byB1c2UgdGhlIEhXIGNvdW50ZXIgYXQgYWxsIHdoZW4gaXQncwprbm93 biBub3QgdG8gYmUgcmVsaWFibGU/CgoKLS0gCkVhcnRobGluZyBNaWNoZWwgRMOkbnplciAgICAg ICAgICAgICAgIHwgICAgICAgICAgICAgICBodHRwOi8vd3d3LmFtZC5jb20KTGlicmUgc29mdHdh cmUgZW50aHVzaWFzdCAgICAgICAgICAgICB8ICAgICAgICAgICAgIE1lc2EgYW5kIFggZGV2ZWxv cGVyCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1k ZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=