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: Thu, 23 Apr 2015 17:31:01 -0700 Message-ID: <20150424003101.GA28772@merlins.org> References: <20150423222244.GF20088@merlins.org> <20150423224924.GB5437@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 ED7146E74F for ; Thu, 23 Apr 2015 17:57:38 -0700 (PDT) Received: from [104.135.6.142] (port=51114 helo=legolas.merlins.org) by mail1.merlins.org with esmtpsa (Cipher TLS1.2:DHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.80 #2) id 1YlRw2-0000tX-Ql by authid with srv_auth_plain for ; Thu, 23 Apr 2015 17:57:38 -0700 Received: from merlin by legolas.merlins.org with local (Exim 4.80) (envelope-from ) id 1YlRw1-00004z-Tm for intel-gfx@lists.freedesktop.org; Thu, 23 Apr 2015 17:57:37 -0700 Resent-Message-ID: <20150424005737.GA18326@merlins.org> Resent-To: intel-gfx@lists.freedesktop.org Content-Disposition: inline In-Reply-To: <20150423224924.GB5437@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 SGkgQ2hyaXMsIHRoYW5rcyBmb3IgdGhlIGFuc3dlciwKCk9uIFRodSwgQXByIDIzLCAyMDE1IGF0 IDExOjQ5OjI0UE0gKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBUaHUsIEFwciAyMywg MjAxNSBhdCAwMzoyMjo0NFBNIC0wNzAwLCBNYXJjIE1FUkxJTiB3cm90ZToKPiA+IEkgZG8gYm9v dCBteSBrZXJuZWwgd2l0aCB0aGVzZSBvcHRpb25zIEkgZm91bmQgcmVjb21tZW5kZWQgdG8gc2F2 ZQo+ID4gcG93ZXIsIG1heWJlIEkgc2hvdWxkIHJlbW92ZSBzb21lIG9mIHRoZW0gYmVjYXVzZSB0 aGV5IGtpbGwgcGVyZm9ybWFuY2U/Cj4gPiBwY2llX2FzcG09Zm9yY2UgaTkxNS5pOTE1X2VuYWJs ZV9yYzY9NyBpOTE1Lmk5MTVfZW5hYmxlX2ZiYz0xIGk5MTUuc2VtYXBob3Jlcz0xIGk5MTUubHZk c19kb3duY2xvY2s9MSBhY3BpX2JhY2tsaWdodD12ZW5kb3IKPiAKPiBUaG9zZSBvcHRpb25zIGFy ZSBicm9rZW4uCiAKT2ssIHdoaWNoIG9uZXMgc3BlY2lmaWNhbGx5PyA6KQpXaXRob3V0IHNvbWUg b2YgdGhvc2UsIGJhdHRlcnkgdXNlIGZyb20gdGhlIGRyaXZlciBoYXMgYmVlbiBiYWQgaW4gdGhl IHBhc3QsCmJ1dCBJIGRvbid0IGtub3cgd2hpY2ggb25lIGRvZXMgd2hhdCBleGFjdGx5IDopCgot IHBjaWVfYXNwbT1mb3JjZQotIGk5MTUuaTkxNV9lbmFibGVfcmM2PTcKLSBpOTE1Lmk5MTVfZW5h YmxlX2ZiYz0xCi0gaTkxNS5zZW1hcGhvcmVzPTEKLSBpOTE1Lmx2ZHNfZG93bmNsb2NrPTEKCj4g PiBSZWxldmFudCBiaXRzIGZvcm0gWG9yZy5sb2c6Cj4gPiBbICAgIDQ5LjExNF0gKElJKSBMb2Fk aW5nIC91c3IvbGliL3hvcmcvbW9kdWxlcy9kcml2ZXJzL2ludGVsX2Rydi5zbwo+ID4gWyAgICA0 OS4xMjJdIChJSSkgTW9kdWxlIGludGVsOiB2ZW5kb3I9IlguT3JnIEZvdW5kYXRpb24iCj4gPiBb ICAgIDQ5LjEyMl0gCWNvbXBpbGVkIGZvciAxLjE1Ljk5LjkwNCwgbW9kdWxlIHZlcnNpb24gPSAy LjIxLjE1Cj4gCj4gU3RhcnQgYnkgZ3JhYmJpbmcgYW4gdXBkYXRlZCB4Zjg2LXZpZGVvLWludGVs LgoKT24gZGViaWFuIHRlc3RpbmcgYW5kIHVuc3RhYmxlLCBpdCdzIHRoZSBsYXRlc3Q6CmxlZ29s YXM6fiMgYXB0LWdldCBpbnN0YWxsIHhzZXJ2ZXIteG9yZy12aWRlby1pbnRlbC91bnN0YWJsZQpS ZWFkaW5nIHBhY2thZ2UgbGlzdHMuLi4gRG9uZQpCdWlsZGluZyBkZXBlbmRlbmN5IHRyZWUgICAg ICAgClJlYWRpbmcgc3RhdGUgaW5mb3JtYXRpb24uLi4gRG9uZQp4c2VydmVyLXhvcmctdmlkZW8t aW50ZWwgaXMgYWxyZWFkeSB0aGUgbmV3ZXN0IHZlcnNpb24uClNlbGVjdGVkIHZlcnNpb24gJzI6 Mi4yMS4xNS0yK2IyJyAoRGViaWFuOnRlc3RpbmcgW2FtZDY0XSkgZm9yICd4c2VydmVyLXhvcmct dmlkZW8taW50ZWwnCgpCdXQgbm93IHRoYXQgeW91IG1lbnRpb24gaXQsIEkganVzdCBmb3VuZCB0 aGlzLCBzbyBJJ2xsIHRyeSB0aGlzIG91dDoKbGVnb2xhczp+IyBhcHQtZ2V0IGluc3RhbGwgeHNl cnZlci14b3JnLXZpZGVvLWludGVsL2V4cGVyaW1lbnRhbApSZWFkaW5nIHBhY2thZ2UgbGlzdHMu Li4gRG9uZQpCdWlsZGluZyBkZXBlbmRlbmN5IHRyZWUgICAgICAgClJlYWRpbmcgc3RhdGUgaW5m b3JtYXRpb24uLi4gRG9uZQpTZWxlY3RlZCB2ZXJzaW9uICcyOjIuOTkuOTE3LTF+ZXhwMScgKERl YmlhbjpleHBlcmltZW50YWwgW2FtZDY0XSkgZm9yICd4c2VydmVyLXhvcmctdmlkZW8taW50ZWwn CgpPbiB0b3Agb2YgYmVpbmcgYmxlZWRpbmcgZWRnZSBlbm91ZyBub3QgdG8gYmUgaW4gZGViaWFu IHVuc3RhYmxlLCBkb2VzIGl0IGhhdmUgCnBlcmZvcm1hbmNlIGVuaGFuY2VtZW50cyB0aGF0IHlv dSBhcmUgaG9wZWZ1bCB3aWxsIGhlbHAgbXkgc2l0dWF0aW9uPwoKVGhhbmtzLApNYXJjCi0tIAoi QSBtb3VzZSBpcyBhIGRldmljZSB1c2VkIHRvIHBvaW50IGF0IHRoZSB4dGVybSB5b3Ugd2FudCB0 byB0eXBlIGluIiAtIEEuUy5SLgpNaWNyb3NvZnQgaXMgdG8gb3BlcmF0aW5nIHN5c3RlbXMgLi4u LgogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIC4uLi4gd2hhdCBNY0RvbmFs ZHMgaXMgdG8gZ291cm1ldCBjb29raW5nCkhvbWUgcGFnZTogaHR0cDovL21hcmMubWVybGlucy5v cmcvICAKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50 ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK