From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Wajdeczko Subject: Re: [PATCH 7/8] drm/i915/huc: Support HuC authentication Date: Fri, 9 Dec 2016 13:36:54 +0100 Message-ID: <20161209123654.GD45868@mwajdecz-MOBL1.ger.corp.intel.com> References: <1481238139-9509-1-git-send-email-anusha.srivatsa@intel.com> <1481238139-9509-8-git-send-email-anusha.srivatsa@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3ACFA6E08F for ; Fri, 9 Dec 2016 12:36:57 +0000 (UTC) Content-Disposition: inline In-Reply-To: <1481238139-9509-8-git-send-email-anusha.srivatsa@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: anushasr Cc: intel-gfx@lists.freedesktop.org, Alex Dai , Peter Antoine List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBEZWMgMDgsIDIwMTYgYXQgMDM6MDI6MThQTSAtMDgwMCwgYW51c2hhc3Igd3JvdGU6 Cj4gRnJvbTogUGV0ZXIgQW50b2luZSA8cGV0ZXIuYW50b2luZUBpbnRlbC5jb20+Cj4gCj4gVGhl IEh1QyBhdXRoZW50aWNhdGlvbiBpcyBkb25lIGJ5IGhvc3QyZ3VjIGNhbGwuIFRoZSBIdUMgUlNB IGtleXMKPiBhcmUgc2VudCB0byBHdUMgZm9yIGF1dGhlbnRpY2F0aW9uLgo+IAo+IHYyOiByZWJh c2VkIG9uIHRvcCBvZiBkcm0taW50ZWwtbmlnaHRseS4KPiAgICAgY2hhbmdlZCBuYW1lIGZvcm1h dCBhbmQgdXBwZWQgdmVyc2lvbiAxLjcuCj4gdjM6IHJlYmFzZWQgb24gdG9wIG9mIGRybS1pbnRl bC1uaWdodGx5Lgo+IHY0OiBjaGFuZ2VkIHdhaXRfZm9yX2F1dG9taWMgdG8gd2FpdF9mb3IKPiB2 NTogcmViYXNlZC4KPiB2NzogcmViYXNlZC4KPiB2ODogcmViYXNlZC4KPiB2OTogcmViYXNlZC4g UmVuYW1lIGludGVsX2h1Y19hdWgoKSB0byBpbnRlbF9ndWNfYXV0aF9odWMoKQo+IGFuZCBwbGFj ZSB0aGUgcHJvdG90eXBlIGluIGludGVsX2d1Yy5oLGNvcnJlY3QgdGhlIGNvbW1lbnRzLgo+IHYx MDogcmViYXNlZC4KPiB2MTE6IHJlYmFzZWQuCj4gdjEyOiByZWJhc2VkIG9uIHRvcCBvZiBkcm0t dGlwCj4gdjEzOiByZWJhc2VkLiBNb3ZlZCBpbnRlbF9ndWNfYXV0aF9odWMgZnJvbSBpOTE1X2d1 Y19zdWJtaXNzaW9uLmMKPiB0byBpbnRlbF91Yy5jLlVwZGF0ZSBkZXYgdG8gZGV2X3ByaXYgaW4g aW50ZWxfZ3VjX2F1dGhfaHVjKCkuCj4gUmVuYW1lZCBIT1NUMkdVQ19BQ1RJT05fQVVUSEVOVElD QVRFX0hVQyBUTyBJTlRFTF9HVUNfQUNUSU9OXwo+IEFVVEhFTlRJQ0FURV9IVUMKPiAKPiBUZXN0 ZWQtYnk6IFhpYW5nIEhhaWhhbyA8aGFpaGFvLnhpYW5nQGludGVsLmNvbT4KPiBTaWduZWQtb2Zm LWJ5OiBBbnVzaGEgU3JpdmF0c2EgPGFudXNoYS5zcml2YXRzYUBpbnRlbC5jb20+Cj4gU2lnbmVk LW9mZi1ieTogQWxleCBEYWkgPHl1LmRhaUBpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTogUGV0 ZXIgQW50b2luZSA8cGV0ZXIuYW50b2luZUBpbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2d1Y19md2lmLmggICB8ICAxICsKPiAgZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZ3VjX2xvYWRlci5jIHwgIDIgKysKPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfdWMuYyAgICAgICAgIHwgNjEgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrCj4g IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VjLmggICAgICAgICB8ICAxICsKPiAgNCBmaWxl cyBjaGFuZ2VkLCA2NSBpbnNlcnRpb25zKCspCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2d1Y19md2lmLmggYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9n dWNfZndpZi5oCj4gaW5kZXggYzFlN2ZhZi4uOTRhOTc0ZCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9ndWNfZndpZi5oCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZ3VjX2Z3aWYuaAo+IEBAIC01MDQsNiArNTA0LDcgQEAgZW51bSBpbnRlbF9ndWNf YWN0aW9uIHsKPiAgCUlOVEVMX0dVQ19BQ1RJT05fRVhJVF9TX1NUQVRFID0gMHg1MDIsCj4gIAlJ TlRFTF9HVUNfQUNUSU9OX1NMUENfUkVRVUVTVCA9IDB4MzAwMywKPiAgCUlOVEVMX0dVQ19BQ1RJ T05fVUtfTE9HX0VOQUJMRV9MT0dHSU5HID0gMHgwRTAwMCwKPiArCUlOVEVMX0dVQ19BQ1RJT05f QVVUSEVOVElDQVRFX0hVQyA9IDB4NDAwMCwKPiAgCUlOVEVMX0dVQ19BQ1RJT05fTElNSVQKPiAg fTsKPiAgCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2d1Y19sb2Fk ZXIuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2d1Y19sb2FkZXIuYwo+IGluZGV4IGI5 NzEzNTEuLjg5ZDA5MmIgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf Z3VjX2xvYWRlci5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZ3VjX2xvYWRl ci5jCj4gQEAgLTUyOSw2ICs1MjksOCBAQCBpbnQgaW50ZWxfZ3VjX3NldHVwKHN0cnVjdCBkcm1f aTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiAgCQlpbnRlbF91Y19md19zdGF0dXNfcmVwcihndWNf ZnctPmZldGNoX3N0YXR1cyksCj4gIAkJaW50ZWxfdWNfZndfc3RhdHVzX3JlcHIoZ3VjX2Z3LT5s b2FkX3N0YXR1cykpOwo+ICAKPiArCWludGVsX2d1Y19hdXRoX2h1YyhkZXZfcHJpdik7Cj4gKwo+ ICAJaWYgKGk5MTUuZW5hYmxlX2d1Y19zdWJtaXNzaW9uKSB7Cj4gIAkJaWYgKGk5MTUuZ3VjX2xv Z19sZXZlbCA+PSAwKQo+ICAJCQlnZW45X2VuYWJsZV9ndWNfaW50ZXJydXB0cyhkZXZfcHJpdik7 Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VjLmMgYi9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF91Yy5jCj4gaW5kZXggOGFlNjc5NS4uNDQ1YjlhZCAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91Yy5jCj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfdWMuYwo+IEBAIC0xMzgsMyArMTM4LDY0IEBAIGludCBpbnRlbF9n dWNfbG9nX2NvbnRyb2woc3RydWN0IGludGVsX2d1YyAqZ3VjLCB1MzIgY29udHJvbF92YWwpCj4g IAo+ICAJcmV0dXJuIGludGVsX2d1Y19zZW5kKGd1YywgYWN0aW9uLCBBUlJBWV9TSVpFKGFjdGlv bikpOwo+ICB9Cj4gKwo+ICsvKioKPiArICogaW50ZWxfZ3VjX2F1dGhfaHVjKCkgLSBhdXRoZW50 aWNhdGUgdWNvZGUKPiArICogQGRldjogdGhlIGRybSBkZXZpY2UKCk1pc21hdGNoZWQgcGFyYW0g bmFtZS4KCgo+ICsgKgo+ICsgKiBUcmlnZ2VycyBhIEh1QyBmdyBhdXRoZW50aWNhdGlvbiByZXF1 ZXN0IHRvIHRoZSBHdUMgdmlhIGhvc3QtMi1ndWMKPiArICogaW50ZXJmYWNlLgo+ICsgKi8KPiAr dm9pZCBpbnRlbF9ndWNfYXV0aF9odWMoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2 KQoKQ2FuIHdlIHVzZSAqZ3VjIGFzIHRoZSBmaXJzdCBwYXJhbSB0byBtYXRjaCBvdGhlciBpbnRl bF9ndWMgZnVuY3Rpb25zPwoKCj4gK3sKPiArCXN0cnVjdCBpbnRlbF9ndWMgKmd1YyA9ICZkZXZf cHJpdi0+Z3VjOwo+ICsJc3RydWN0IGludGVsX2h1YyAqaHVjID0gJmRldl9wcml2LT5odWM7Cj4g KwlzdHJ1Y3QgaTkxNV92bWEgKnZtYTsKPiArCWludCByZXQ7Cj4gKwl1MzIgZGF0YVsyXTsKPiAr Cj4gKwkvKiBCeXBhc3MgdGhlIGNhc2Ugd2hlcmUgdGhlcmUgaXMgbm8gSHVDIGZpcm13YXJlICov Cj4gKwlpZiAoaHVjLT5odWNfZncuZmV0Y2hfc3RhdHVzID09IFVDX0ZJUk1XQVJFX05PTkUgfHwK PiArCQlodWMtPmh1Y19mdy5sb2FkX3N0YXR1cyA9PSBVQ19GSVJNV0FSRV9OT05FKQo+ICsJCXJl dHVybjsKPiArCj4gKwlpZiAoZ3VjLT5ndWNfZncubG9hZF9zdGF0dXMgIT0gVUNfRklSTVdBUkVf U1VDQ0VTUykgewo+ICsJCURSTV9FUlJPUigiSHVDOiBHdUMgZncgd2Fzbid0IGxvYWRlZC4gQ2Fu J3QgYXV0aGVudGljYXRlIik7CgpIbW0sIHRoaXMgbG9va3MgbGlrZSBsYXRlIGhhbmRsaW5nIG9m IGVhcmxpZXIgZXJyb3IuCk5vdGUgdGhhdCBvdGhlciBmdW5jdGlvbnMgaW4gdGhpcyBmaWxlIGFz c3VtZSB0aGF0IEd1YyBpcyB3b3JraW5nIGZpbmUuCgoKPiArCQlyZXR1cm47Cj4gKwl9Cj4gKwo+ ICsJaWYgKGh1Yy0+aHVjX2Z3LmxvYWRfc3RhdHVzICE9IFVDX0ZJUk1XQVJFX1NVQ0NFU1MpIHsK PiArCQlEUk1fRVJST1IoIkh1QzogZncgd2Fzbid0IGxvYWRlZC4gTm90aGluZyB0byBhdXRoZW50 aWNhdGUiKTsKPiArCQlyZXR1cm47Cj4gKwl9Cj4gKwo+ICsJdm1hID0gaTkxNV9nZW1fb2JqZWN0 X2dndHRfcGluKGh1Yy0+aHVjX2Z3LnVjX2Z3X29iaiwgTlVMTCwgMCwgMCwgMCk7Cj4gKwlpZiAo SVNfRVJSKHZtYSkpIHsKPiArCQlEUk1fREVCVUdfRFJJVkVSKCJwaW4gZmFpbGVkICVkXG4iLCAo aW50KVBUUl9FUlIodm1hKSk7Cj4gKwkJcmV0dXJuOwo+ICsJfQo+ICsKPiArCj4gKwkvKiBJbnZh bGlkYXRlIEd1QyBUTEIgdG8gbGV0IEd1QyB0YWtlIHRoZSBsYXRlc3QgdXBkYXRlcyB0byBHVFQu ICovCj4gKwlJOTE1X1dSSVRFKEdFTjhfR1RDUiwgR0VOOF9HVENSX0lOVkFMSURBVEUpOwo+ICsK PiArCS8qIFNwZWNpZnkgYXV0aCBhY3Rpb24gYW5kIHdoZXJlIHB1YmxpYyBzaWduYXR1cmUgaXMu ICovCj4gKwlkYXRhWzBdID0gSU5URUxfR1VDX0FDVElPTl9BVVRIRU5USUNBVEVfSFVDOwo+ICsJ ZGF0YVsxXSA9IGk5MTVfZ2d0dF9vZmZzZXQodm1hKSArIGh1Yy0+aHVjX2Z3LnJzYV9vZmZzZXQ7 Cj4gKwo+ICsJcmV0ID0gaW50ZWxfZ3VjX3NlbmQoZ3VjLCBkYXRhLCBBUlJBWV9TSVpFKGRhdGEp KTsKCkhtbSwgbWF5YmUgdGhpcyBmdW5jdGlvbiBzaGFsbCBiZSBzcGxpdCBpbnRvIHR3byBwYXJ0 czoKCmludGVsX2h1Y19hdXRoKCkgaW4gaW50ZWxfaHVjX2xvYWRlci5jIHRoYXQgY29udGFpbnMg bW9zdCBvZiB0aGUgbG9naWMKZnJvbSBjdXJyZW50IGZ1bmN0aW9uLCBidXQgY2FsbHMgaW50ZWxf Z3VjX2F1dGhfaHVjKCkgZnJvbSB0aGlzIGZpbGUgdGhhdCAKanVzdCBzZW5kcyBhY3Rpb24gdG8g dGhlIGd1YyAoc2ltaWxhciB0byBvdGhlciBzaW1wbGUgZnVuY3Rpb25zIGluIHRoaXMgZmlsZS4K Cgo+ICsJaWYgKHJldCkgewo+ICsJCURSTV9FUlJPUigiSHVDOiBHdUMgZGlkIG5vdCBhY2sgQXV0 aCByZXF1ZXN0XG4iKTsKPiArCQlnb3RvIG91dDsKPiArCX0KPiArCj4gKwkvKiBDaGVjayBhdXRo ZW50aWNhdGlvbiBzdGF0dXMsIGl0IHNob3VsZCBiZSBkb25lIGJ5IG5vdyAqLwo+ICsJcmV0ID0g d2FpdF9mb3IoKEk5MTVfUkVBRChIVUNfU1RBVFVTMikgJiBIVUNfRldfVkVSSUZJRUQpID4gMCwg NTApOwo+ICsJaWYgKHJldCkgewo+ICsJCURSTV9FUlJPUigiSHVDOiBBdXRoZW50aWNhdGlvbiBm YWlsZWRcbiIpOwo+ICsJCWdvdG8gb3V0Owo+ICsJfQo+ICsKPiArb3V0Ogo+ICsJaTkxNV92bWFf dW5waW4odm1hKTsKPiArfQo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF91Yy5oIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdWMuaAo+IGluZGV4IGFjOTI5NDYu LjFkYjhiYzIgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdWMuaAo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VjLmgKPiBAQCAtMTk2LDYgKzE5Niw3 IEBAIGludCBpbnRlbF9ndWNfc2FtcGxlX2ZvcmNld2FrZShzdHJ1Y3QgaW50ZWxfZ3VjICpndWMp Owo+ICBpbnQgaW50ZWxfZ3VjX2xvZ19mbHVzaF9jb21wbGV0ZShzdHJ1Y3QgaW50ZWxfZ3VjICpn dWMpOwo+ICBpbnQgaW50ZWxfZ3VjX2xvZ19mbHVzaChzdHJ1Y3QgaW50ZWxfZ3VjICpndWMpOwo+ ICBpbnQgaW50ZWxfZ3VjX2xvZ19jb250cm9sKHN0cnVjdCBpbnRlbF9ndWMgKmd1YywgdTMyIGNv bnRyb2xfdmFsKTsKPiArdm9pZCBpbnRlbF9ndWNfYXV0aF9odWMoc3RydWN0IGRybV9pOTE1X3By aXZhdGUgKmRldl9wcml2KTsKPiAgCj4gIC8qIGludGVsX2d1Y19sb2FkZXIuYyAqLwo+ICBleHRl cm4gdm9pZCBpbnRlbF9ndWNfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYp Owo+IC0tIAo+IDIuNy40Cj4gCj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVs LWdmeAo=