From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc MERLIN Subject: Re: Very bad performance from intel chipset on Thinkpad T540p (2880x1620) Date: Fri, 24 Apr 2015 09:18:36 -0700 Message-ID: <20150424161836.GC30934@merlins.org> References: <20150423222244.GF20088@merlins.org> <20150423224924.GB5437@nuc-i3427.alporthouse.com> <20150424003101.GA28772@merlins.org> <20150424065328.GB25582@nuc-i3427.alporthouse.com> <20150424153533.GB30934@merlins.org> <20150424155353.GJ599@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail1.merlins.org (magic.merlins.org [209.81.13.136]) by gabe.freedesktop.org (Postfix) with ESMTP id 571086E90B for ; Fri, 24 Apr 2015 09:18:37 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20150424155353.GJ599@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBBcHIgMjQsIDIwMTUgYXQgMDQ6NTM6NTNQTSArMDEwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IFdoZXRoZXIgb2Ygbm90IGl0IHRlYXJzIGRlcGVuZHMgdXBvbiB5b3VyIHdpbmRvdyBt YW5hZ2VyLiBPbiBiYXJlIFgsCj4gdXNpbmcgbXBsYXllciAtdm8geHYgb3IgLXZvIGdsLCBzaG91 bGQgbm90IHRlYXIuIFVuZGVyIGEgY29tcG9zaXRpbmcKPiB3aW5kb3cgbWFuYWdlciwgaXQgZGVw ZW5kcyB1cG9uIGhvdyBpdCBkZWNpZGVzIHRvIHVwZGF0ZSB0aGUgc2NyZWVuLiBUbwo+IGZvcmNl IGV2ZXJ5dGhpbmcgdG8gdXBkYXRlIHdpdGhvdXQgdGVhcmluZywgdXNlCj4gCj4gZWNobyA+IC9l dGMvWDExL3hvcmcuY29uZi5kLzkwLWludGVsLmNvbmYgPDxFT0YKPiBTZWN0aW9uICJEZXZpY2Ui Cj4gCUlkZW50aWZpZXIgImlnZngiCj4gCU9wdGlvbiAiVGVhckZyZWUiCj4gRW5kU2VjdGlvbgo+ IEVPRgoKQ29vbCwgdGhhbmtzIGZvciB0aGUgdGlwIGFuZCB5b3VyIGhlbHAuCgpJIHdhcyBjdXJp b3VzIHRvIHNlZSBob3cgbXkgcG93ZXIgdXNlIHdvdWxkIGJlLCBhbmQgZ290IGFib3V0IHRoZSBz YW1lIHBvd2VyCnVzZSBhdCBpZGxlIHdpdGggTENEIHRvIG1pbmltdW06ClRoZSBiYXR0ZXJ5IHJl cG9ydHMgYSBkaXNjaGFyZ2UgcmF0ZSBvZiAxMi40IFcKVGhlIGVzdGltYXRlZCByZW1haW5pbmcg dGltZSBpcyA3IGhvdXJzLCAyNyBtaW51dGVzCgpTdW1tYXJ5OiAxNzEuNSB3YWtldXBzL3NlY29u ZCwgIDAuMSBHUFUgb3BzL3NlY29uZHMsIDAuMCBWRlMgb3BzL3NlYyBhbmQgMi4wJSBDUFUgdXNl CgpQb3dlciBlc3QuICAgICAgICAgICAgICBVc2FnZSAgICAgICBFdmVudHMvcyAgICBDYXRlZ29y eSAgICAgICBEZXNjcmlwdGlvbgogIDMuNzMgVyAgICAgIDEuOSUgICAgICAgICAgICAgICAgICAg ICAgRGV2aWNlICAgICAgICAgRGlzcGxheSBiYWNrbGlnaHQKICAxLjE2IFcgICAgICA0LjcgbXMv cyAgICAgIDY1LjMgICAgICAgIFByb2Nlc3MgICAgICAgIFtidHJmcy10cmFuc2FjdGldCiAgNzQx IG1XICAgICAgMC45IG1zL3MgICAgICA0MS45ICAgICAgICBJbnRlcnJ1cHQgICAgICBbNF0gYmxv Y2soc29mdGlycSkKICAxNzUgbVcgICAgMTU2LjAgwrVzL3MgICAgICAgOS45ICAgICAgICBQcm9j ZXNzICAgICAgICBbcmN1X3NjaGVkXQoKClRoZW4sIGlmIEkgdHVybiBteSBzY3JlZW4gb2ZmIChi YWNrbGlnaHQgMCksIGl0IGFjdHVhbGx5IHNlZW1zIHRvIHNhdmUgYW5vdGhlciA3VzoKVGhlIGJh dHRlcnkgcmVwb3J0cyBhIGRpc2NoYXJnZSByYXRlIG9mIDUuMDYgVwpUaGUgZXN0aW1hdGVkIHJl bWFpbmluZyB0aW1lIGlzIDE4IGhvdXJzLCA1IG1pbnV0ZXMKClN1bW1hcnk6IDc5LjQgd2FrZXVw cy9zZWNvbmQsICAwLjIgR1BVIG9wcy9zZWNvbmRzLCAwLjAgVkZTIG9wcy9zZWMgYW5kIDEuOCUg Q1BVIHVzZQoKUG93ZXIgZXN0LiAgICAgICAgICAgICAgVXNhZ2UgICAgICAgRXZlbnRzL3MgICAg Q2F0ZWdvcnkgICAgICAgRGVzY3JpcHRpb24KICAyMjkgbVcgICAgICAxLjQgbXMvcyAgICAgIDEz LjQgICAgICAgIFByb2Nlc3MgICAgICAgIFtidHJmcy10cmFuc2FjdGldCiAgMTgxIG1XICAgICAg NC4xIG1zL3MgICAgICAxMC40ICAgICAgICBQcm9jZXNzICAgICAgICAvdXNyL2Jpbi9lbmxpZ2h0 ZW5tZW50CiAgMTc0IG1XICAgIDIwNi4yIMK1cy9zICAgICAgMTAuMiAgICAgICAgSW50ZXJydXB0 ICAgICAgWzRdIGJsb2NrKHNvZnRpcnEpCgoKU28gdGhlIGdvb2QgbmV3cyBpcyB0aGF0IHRoZSBk cml2ZXIgc2VtcyB0byBkbyBmaW5lIG9uIGJhdHRlcmllcyB3aXRoIHRoZQpkZWZhdWx0IG9wdGlv bnMgbm93LgoKVGhhbmtzLApNYXJjCi0tIAoiQSBtb3VzZSBpcyBhIGRldmljZSB1c2VkIHRvIHBv aW50IGF0IHRoZSB4dGVybSB5b3Ugd2FudCB0byB0eXBlIGluIiAtIEEuUy5SLgpNaWNyb3NvZnQg aXMgdG8gb3BlcmF0aW5nIHN5c3RlbXMgLi4uLgogICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgIC4uLi4gd2hhdCBNY0RvbmFsZHMgaXMgdG8gZ291cm1ldCBjb29raW5nCkhvbWUg cGFnZTogaHR0cDovL21hcmMubWVybGlucy5vcmcvICAKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9pbnRlbC1nZngK