From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 3/4] drm/i915: Avoid TP3 on CHV Date: Tue, 18 Aug 2015 09:44:34 +0300 Message-ID: <87wpwtm6y5.fsf@intel.com> References: <1439876279-1546-1-git-send-email-sivakumar.thulasimani@intel.com> <1439876279-1546-4-git-send-email-sivakumar.thulasimani@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id A966A6E32D for ; Mon, 17 Aug 2015 23:41:35 -0700 (PDT) In-Reply-To: <1439876279-1546-4-git-send-email-sivakumar.thulasimani@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Sivakumar Thulasimani , ville.syrjala@linux.intel.com, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCAxOCBBdWcgMjAxNSwgU2l2YWt1bWFyIFRodWxhc2ltYW5pIDxzaXZha3VtYXIudGh1 bGFzaW1hbmlAaW50ZWwuY29tPiB3cm90ZToKPiBGcm9tOiAiVGh1bGFzaW1hbmksU2l2YWt1bWFy IiA8c2l2YWt1bWFyLnRodWxhc2ltYW5pQGludGVsLmNvbT4KPgo+IFRoaXMgcGF0Y2ggcmVtb3Zl cyBUUDMgc3VwcG9ydCBvbiBDSFYgc2luY2UgdGhlcmUgaXMgbm8gc3VwcG9ydAo+IGZvciBIQlIy IG9uIHRoaXMgcGxhdGZvcm0uCj4KPiB2MjogcmVuYW1lIHRoZSBmdW5jdGlvbiB0byBpbmRpY2F0 ZSBpdCBjaGVja3Mgc291cmNlIHJhdGVzIChKYW5pKQo+Cj4gUmV2aWV3ZWQtYnk6IFZpbGxlIFN5 cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTog U2l2YWt1bWFyIFRodWxhc2ltYW5pIDxzaXZha3VtYXIudGh1bGFzaW1hbmlAaW50ZWwuY29tPgo+ IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jIHwgICAyNCArKysrKysrKysr KysrKysrKy0tLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDE3IGluc2VydGlvbnMoKyksIDcgZGVs ZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAu YyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiBpbmRleCA0NzVkOGNiLi44YmM2 MzYxIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiArKysg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gQEAgLTEyMDcsNiArMTIwNywyMCBA QCBpbnRlbF9kcF9zaW5rX3JhdGVzKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIGNvbnN0IGlu dCAqKnNpbmtfcmF0ZXMpCj4gIAlyZXR1cm4gKGludGVsX2RwX21heF9saW5rX2J3KGludGVsX2Rw KSA+PiAzKSArIDE7Cj4gIH0KPiAgCj4gK3N0YXRpYyBib29sIGludGVsX2RwX3NvdXJjZV9zdXBw b3J0c19oYnIyKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYpCj4gK3sKPiArCS8qIFdhRGlzYWJsZUhC UjI6c2tsICovCj4gKwlpZiAoSVNfU0tZTEFLRShkZXYpICYmIElOVEVMX1JFVklEKGRldikgPD0g U0tMX1JFVklEX0IwKQo+ICsJCXJldHVybiBmYWxzZTsKPiArCj4gKwlpZiAoKElTX0hBU1dFTEwo ZGV2KSAmJiAhSVNfSFNXX1VMWChkZXYpKSB8fCBJU19CUk9BRFdFTEwoZGV2KSB8fAo+ICsJICAg IChJTlRFTF9JTkZPKGRldiktPmdlbiA+PSA5KSkKPiArCQlyZXR1cm4gdHJ1ZTsKPiArCWVsc2UK PiArCQlyZXR1cm4gZmFsc2U7Cj4gK30KPiArCj4gKwo+ICBzdGF0aWMgaW50Cj4gIGludGVsX2Rw X3NvdXJjZV9yYXRlcyhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCBjb25zdCBpbnQgKipzb3VyY2Vf cmF0ZXMpCj4gIHsKPiBAQCAtMTIyMCwxMiArMTIzNCw4IEBAIGludGVsX2RwX3NvdXJjZV9yYXRl cyhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCBjb25zdCBpbnQgKipzb3VyY2VfcmF0ZXMpCj4gIAo+ ICAJKnNvdXJjZV9yYXRlcyA9IGRlZmF1bHRfcmF0ZXM7Cj4gIAo+IC0JLyogV2FEaXNhYmxlSEJS Mjpza2wgKi8KPiAtCWlmIChJU19TS1lMQUtFKGRldikgJiYgSU5URUxfUkVWSUQoZGV2KSA8PSBT S0xfUkVWSURfQjApCj4gLQkJcmV0dXJuIChEUF9MSU5LX0JXXzJfNyA+PiAzKSArIDE7Cj4gLQo+ IC0JaWYgKChJU19IQVNXRUxMKGRldikgJiYgIUlTX0hTV19VTFgoZGV2KSkgfHwgSVNfQlJPQURX RUxMKGRldikgfHwKPiAtCSAgICAoSU5URUxfSU5GTyhkZXYpLT5nZW4gPj0gOSkpCj4gKwkvKiBU aGlzIGRlcGVuZHMgb24gdGhlIGZhY3QgdGhhdCA1LjQgaXMgbGFzdCB2YWx1ZSBpbiB0aGUgYXJy YXkgKi8KPiArCWlmIChpbnRlbF9kcF9zb3VyY2Vfc3VwcG9ydHNfaGJyMihkZXYpKQo+ICAJCXJl dHVybiAoRFBfTElOS19CV181XzQgPj4gMykgKyAxOwo+ICAJZWxzZQo+ICAJCXJldHVybiAoRFBf TElOS19CV18yXzcgPj4gMykgKyAxOwo+IEBAIC0zOTI2LDcgKzM5MzYsNyBAQCBpbnRlbF9kcF9n ZXRfZHBjZChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQo+ICAJLyogVHJhaW5pbmcgUGF0dGVy biAzIHN1cHBvcnQsIGJvdGggc291cmNlIGFuZCBzaW5rICovCj4gIAlpZiAoaW50ZWxfZHAtPmRw Y2RbRFBfRFBDRF9SRVZdID49IDB4MTIgJiYKPiAgCSAgICBpbnRlbF9kcC0+ZHBjZFtEUF9NQVhf TEFORV9DT1VOVF0gJiBEUF9UUFMzX1NVUFBPUlRFRCAmJgo+IC0JICAgIChJU19IQVNXRUxMKGRl dl9wcml2KSB8fCBJTlRFTF9JTkZPKGRldl9wcml2KS0+Z2VuID49IDgpKSB7Cj4gKwkgICAgaW50 ZWxfZHBfc291cmNlX3N1cHBvcnRzX2hicjIoZGV2KSkgewoKaGJyMiBpcyBub3QgdGhlIHNhbWUg YXMgdHBzMywgaXMgaXQ/IEl0J3MgcG9zc2libGUgdG8gdXNlIHRwczMgd2l0aG91dAp1c2luZyBo YnIyLCByaWdodD8KCkJSLApKYW5pLgoKCj4gIAkJaW50ZWxfZHAtPnVzZV90cHMzID0gdHJ1ZTsK PiAgCQlEUk1fREVCVUdfS01TKCJEaXNwbGF5cG9ydCBUUFMzIHN1cHBvcnRlZFxuIik7Cj4gIAl9 IGVsc2UKPiAtLSAKPiAxLjcuOS41Cj4KCi0tIApKYW5pIE5pa3VsYSwgSW50ZWwgT3BlbiBTb3Vy Y2UgVGVjaG5vbG9neSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRl c2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9p bnRlbC1nZngK