From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nick Hoath Subject: Re: [PATCH] drm/i915/skl: Implement WaBarrierPerformanceFixDisable (again) Date: Wed, 03 Jun 2015 09:20:33 +0100 Message-ID: <556EB8D1.1080200@intel.com> References: <1433286146-19288-1-git-send-email-benjamin.widawsky@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 06BE86E032 for ; Wed, 3 Jun 2015 01:20:35 -0700 (PDT) In-Reply-To: <1433286146-19288-1-git-send-email-benjamin.widawsky@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Widawsky, Benjamin" , Intel GFX Cc: Ben Widawsky List-Id: intel-gfx@lists.freedesktop.org T24gMDMvMDYvMjAxNSAwMDowMiwgV2lkYXdza3ksIEJlbmphbWluIHdyb3RlOgoKUHJvYmFibHkg c2hvdWxkIGhhdmUgYSBsaW5lIGxpa2U6ClByb2JsZW0gaW50cm9kdWNlZCBpbjoKaW5zdGVhZCBv ZiBqdXN0ICdpbicKCj4gaW4KPiBjb21taXQgNjVjYTc1MTRlMjFhZGJlZTI1YjgxNzVmYzkwOTc1 OWM3MzVkMDBmZgo+IEF1dGhvcjogRGFtaWVuIExlc3BpYXUgPGRhbWllbi5sZXNwaWF1QGludGVs LmNvbT4KPiBEYXRlOiAgIE1vbiBGZWIgOSAxOTozMzoyMiAyMDE1ICswMDAwCj4KPiAgICAgIGRy bS9pOTE1L3NrbDogSW1wbGVtZW50IFdhQmFycmllclBlcmZvcm1hbmNlRml4RGlzYWJsZQo+Cj4g VGhlIHdvcmthcm91bmQgZW5kZWQgdXAgaW4gdGhlIGNodiB3b3JrYXJvdW5kcy4gTm90IHN1cmUg d2hhdCB0aGUgcmVhc29uIG9yCj4gaGlzdG9yeSBvZiB0aGF0IGlzLCBidXQgaXQgL3NlZW1zLyB3 cm9uZy4gRG9uJ3Qga25vdyBpZiB0aGlzIGZpeGVzIGFueXRoaW5nCgpwYXRjaCBkb2Vzbid0IGFs d2F5cyBnZXQgaXQgcmlnaHQuLi4KClJldmlld2VkLWJ5OiBOaWNrIEhvYXRoIDxuaWNob2xhcy5o b2F0aEBpbnRlbC5jb20+Cgo+IHNpbmNlIEkgaGF2ZSBtYW55IG90aGVyIHByb2JsZW1zIHdpdGgg bXkgcGxhdGZvcm0uCj4KPiBDYzogRGFtaWVuIExlc3BpYXUgPGRhbWllbi5sZXNwaWF1QGludGVs LmNvbT4KPiBDYzogTmljayBIb2F0aCA8bmljaG9sYXMuaG9hdGhAaW50ZWwuY29tPgo+IFNpZ25l ZC1vZmYtYnk6IEJlbiBXaWRhd3NreSA8YmVuQGJ3aWRhd3NrLm5ldD4KPiAtLS0KPiAgIGRyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIuYyB8IDE0ICsrKysrKystLS0tLS0tCj4g ICAxIGZpbGUgY2hhbmdlZCwgNyBpbnNlcnRpb25zKCspLCA3IGRlbGV0aW9ucygtKQo+Cj4gZGlm ZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIuYyBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIuYwo+IGluZGV4IGQ5MzRmODUuLjBmZDYw MzNkIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIu Ywo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIuYwo+IEBAIC05 MDEsMTMgKzkwMSw2IEBAIHN0YXRpYyBpbnQgY2h2X2luaXRfd29ya2Fyb3VuZHMoc3RydWN0IGlu dGVsX2VuZ2luZV9jcyAqcmluZykKPiAgIAkJCSAgICBHRU42X1dJWl9IQVNISU5HX01BU0ssCj4g ICAJCQkgICAgR0VONl9XSVpfSEFTSElOR18xNng0KTsKPgo+IC0JaWYgKElOVEVMX1JFVklEKGRl dikgPT0gU0tMX1JFVklEX0MwIHx8Cj4gLQkgICAgSU5URUxfUkVWSUQoZGV2KSA9PSBTS0xfUkVW SURfRDApCj4gLQkJLyogV2FCYXJyaWVyUGVyZm9ybWFuY2VGaXhEaXNhYmxlOnNrbCAqLwo+IC0J CVdBX1NFVF9CSVRfTUFTS0VEKEhEQ19DSElDS0VOMCwKPiAtCQkJCSAgSERDX0ZFTkNFX0RFU1Rf U0xNX0RJU0FCTEUgfAo+IC0JCQkJICBIRENfQkFSUklFUl9QRVJGT1JNQU5DRV9ESVNBQkxFKTsK PiAtCj4gICAJcmV0dXJuIDA7Cj4gICB9Cj4KPiBAQCAtOTcyLDYgKzk2NSwxMyBAQCBzdGF0aWMg aW50IGdlbjlfaW5pdF93b3JrYXJvdW5kcyhzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICpyaW5nKQo+ ICAgCQl0bXAgfD0gSERDX0ZPUkNFX0NTUl9OT05fQ09IRVJFTlRfT1ZSX0RJU0FCTEU7Cj4gICAJ V0FfU0VUX0JJVF9NQVNLRUQoSERDX0NISUNLRU4wLCB0bXApOwo+Cj4gKwlpZiAoSU5URUxfUkVW SUQoZGV2KSA9PSBTS0xfUkVWSURfQzAgfHwKPiArCSAgICBJTlRFTF9SRVZJRChkZXYpID09IFNL TF9SRVZJRF9EMCkKPiArCQkvKiBXYUJhcnJpZXJQZXJmb3JtYW5jZUZpeERpc2FibGU6c2tsICov Cj4gKwkJV0FfU0VUX0JJVF9NQVNLRUQoSERDX0NISUNLRU4wLAo+ICsJCQkJICBIRENfRkVOQ0Vf REVTVF9TTE1fRElTQUJMRSB8Cj4gKwkJCQkgIEhEQ19CQVJSSUVSX1BFUkZPUk1BTkNFX0RJU0FC TEUpOwo+ICsKPiAgIAlyZXR1cm4gMDsKPiAgIH0KPgo+CgoKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1n ZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK