From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v2 1/1] drm/i915/gen9: Check BIOS RC6 setup before enabling RC6 Date: Fri, 30 Oct 2015 17:08:26 +0100 Message-ID: <20151030160826.GK16848@phenom.ffwll.local> References: <1445938734-1584-1-git-send-email-sagar.a.kamble@intel.com> <1446204649-18987-1-git-send-email-sagar.a.kamble@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f175.google.com (mail-wi0-f175.google.com [209.85.212.175]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8298E6ECEF for ; Fri, 30 Oct 2015 09:08:30 -0700 (PDT) Received: by wikq8 with SMTP id q8so14275597wik.1 for ; Fri, 30 Oct 2015 09:08:29 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1446204649-18987-1-git-send-email-sagar.a.kamble@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Sagar Arun Kamble Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBPY3QgMzAsIDIwMTUgYXQgMDU6MDA6NDlQTSArMDUzMCwgU2FnYXIgQXJ1biBLYW1i bGUgd3JvdGU6Cj4gUkM2IHNldHVwIGlzIHNoYXJlZCBiZXR3ZWVuIEJJT1MgYW5kIERyaXZlci4g QklPUyBzZXRzIHVwIHN1YnNldCBvZiBSQzYKPiBjb25maWd1cmF0aW9uIHJlZ2lzdGVycy4gSWYg dGhvc2UgYXJlIG5vdCBzZXR1cCBEcml2ZXIgc2hvdWxkIG5vdCBlbmFibGUgUkM2Lgo+IEZvciBp bXBsZW1lbnRpbmcgdGhpcywgZHJpdmVyIGNhbiBjaGVjayBSQ19DVFJMMCBhbmQgUkNfQ1RSTDEg dmFsdWVzCj4gdG8ga25vdyBpZiBCSU9TIGhhcyBlbmFibGVkIEhXL1NXIFJDNi4KPiBUaGlzIHdp bGwgYWxzbyBlbmFibGUgdXNlciB0byBjb250cm9sIFJDNiB1c2luZyBCSU9TIHNldHRpbmdzIGFs b25lLgo+IAo+IHYyOiBIYWQgcGxhY2VkIGxvZ2ljIGluIGdlbjggZnVuY3Rpb24gYnkgbWlzdGFr ZS4gRml4ZWQgaXQuIEVuc3VyaW5nIFJQTSBpcwo+IG5vdCBlbmFibGVkIGluIGNhc2UgQklPUyBk aXNhYmxlZCBSQzYuCj4gCj4gQ2hhbmdlLUlkOiBJZjg5NTE4NzA4ZTEzM2JlNmIzYzdjNmY5MDg2 OWZiNjYyMjRiN2I4Nwo+IFNpZ25lZC1vZmYtYnk6IFNhZ2FyIEFydW4gS2FtYmxlIDxzYWdhci5h LmthbWJsZUBpbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bt LmMgfCAxNSArKysrKysrKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDE1IGluc2VydGlvbnMo KykKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPiBpbmRleCAyYzdjOWZjLi4xZWM1MmYyIDEw MDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPiArKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4gQEAgLTMwLDYgKzMwLDcgQEAKPiAgI2luY2x1 ZGUgImludGVsX2Rydi5oIgo+ICAjaW5jbHVkZSAiLi4vLi4vLi4vcGxhdGZvcm0veDg2L2ludGVs X2lwcy5oIgo+ICAjaW5jbHVkZSA8bGludXgvbW9kdWxlLmg+Cj4gKyNpbmNsdWRlIDxsaW51eC9w bV9ydW50aW1lLmg+Cj4gIAo+ICAvKioKPiAgICogUkM2IGlzIGEgc3BlY2lhbCBwb3dlciBzdGFn ZSB3aGljaCBhbGxvd3MgdGhlIEdQVSB0byBlbnRlciBhbiB2ZXJ5Cj4gQEAgLTQ3NjMsNiArNDc2 NCwyMCBAQCBzdGF0aWMgdm9pZCBnZW45X2VuYWJsZV9yYzYoc3RydWN0IGRybV9kZXZpY2UgKmRl dikKPiAgCXN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKnJpbmc7Cj4gIAl1aW50MzJfdCByYzZfbWFz ayA9IDA7Cj4gIAlpbnQgdW51c2VkOwo+ICsJYm9vbCBod19yYzZfZW5hYmxlZCwgc3dfcmM2X2Vu YWJsZWQ7Cj4gKwlzdHJ1Y3QgZGV2aWNlICpkZXZpY2UgPSAmZGV2LT5wZGV2LT5kZXY7Cj4gKwo+ ICsJLyogQ2hlY2sgaWYgQklPUyBoYXMgZW5hYmxlZCBIVy9TVyBSQzYuIE9ubHkgdGhlbiBlbmFi bGUgUkM2ICovCj4gKwlod19yYzZfZW5hYmxlZCA9IEk5MTVfUkVBRChHRU42X1JDX0NPTlRST0wp ICYKPiArCQkJCShHRU42X1JDX0NUTF9SQzZfRU5BQkxFIHwgR0VONl9SQ19DVExfSFdfRU5BQkxF KTsKPiArCXN3X3JjNl9lbmFibGVkID0gIShJOTE1X1JFQUQoR0VONl9SQ19DT05UUk9MKSAmIEdF TjZfUkNfQ1RMX0hXX0VOQUJMRSkKPiArCQkJCSYmIChJOTE1X1JFQUQoR0VONl9SQ19TVEFURSkg JiAweDQwMDAwKTsKClBsZWFzZSBhZGQgYSBkZWZpbmUgZm9yIHRoZSBtYWdpYyB2YWx1ZSAweDQw MDAwLiBBbHNvLCBzaG91bGQgd2UgY2hlY2sKdGhpcyBvbiBlYXJsaWVyIHBsYXRmb3JtcyB0b28/ IEluIHRoYXQgY2FzZSBhIHNtYWxsIGhlbHBlciBhbmQgY2FsbGluZyBpdApldmVyeXdoZXJlIHdv dWxkIGJlIGdyZWF0LgotRGFuaWVsCgo+ICsJaWYgKCEoaHdfcmM2X2VuYWJsZWQgfHwgc3dfcmM2 X2VuYWJsZWQpKSB7Cj4gKwkJaTkxNS5lbmFibGVfcmM2ID0gMDsKPiArCQlwbV9ydW50aW1lX2Zv cmJpZChkZXZpY2UpOwo+ICsJCURSTV9JTkZPKCJSQzYgZGlzYWJsZWQgYnkgQklPUywgZGlzYWJs ZWQgcnVudGltZSBQTSBzdXBwb3J0XG4iKTsKPiArCX0KPiArCj4gIAo+ICAJLyogMWE6IFNvZnR3 YXJlIFJDIHN0YXRlIC0gUkMwICovCj4gIAlJOTE1X1dSSVRFKEdFTjZfUkNfU1RBVEUsIDApOwo+ IC0tIAo+IDEuOS4xCj4gCj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVk ZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngKCi0tIApEYW5pZWwgVmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBD b3Jwb3JhdGlvbgpodHRwOi8vYmxvZy5mZndsbC5jaApfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2ludGVsLWdmeAo=