From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anusha Srivatsa Subject: [PATCH 7/8] drm/i915/huc: Support HuC authentication Date: Wed, 4 Jan 2017 06:55:54 -0800 Message-ID: <1483541755-647-8-git-send-email-anusha.srivatsa@intel.com> References: <1483541755-647-1-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 mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8BB5D6E73C for ; Wed, 4 Jan 2017 14:59:11 +0000 (UTC) In-Reply-To: <1483541755-647-1-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: intel-gfx@lists.freedesktop.org Cc: Peter Antoine , Michal Wajdeczko , Alex Dai List-Id: intel-gfx@lists.freedesktop.org RnJvbTogUGV0ZXIgQW50b2luZSA8cGV0ZXIuYW50b2luZUBpbnRlbC5jb20+CgpUaGUgSHVDIGF1 dGhlbnRpY2F0aW9uIGlzIGRvbmUgYnkgaG9zdDJndWMgY2FsbC4gVGhlIEh1QyBSU0Ega2V5cwph cmUgc2VudCB0byBHdUMgZm9yIGF1dGhlbnRpY2F0aW9uLgoKdjI6IHJlYmFzZWQgb24gdG9wIG9m IGRybS1pbnRlbC1uaWdodGx5LgogICAgY2hhbmdlZCBuYW1lIGZvcm1hdCBhbmQgdXBwZWQgdmVy c2lvbiAxLjcuCnYzOiByZWJhc2VkIG9uIHRvcCBvZiBkcm0taW50ZWwtbmlnaHRseS4KdjQ6IGNo YW5nZWQgd2FpdF9mb3JfYXV0b21pYyB0byB3YWl0X2Zvcgp2NTogcmViYXNlZC4Kdjc6IHJlYmFz ZWQuCnY4OiByZWJhc2VkLgp2OTogcmViYXNlZC4gUmVuYW1lIGludGVsX2h1Y19hdWgoKSB0byBp bnRlbF9ndWNfYXV0aF9odWMoKQphbmQgcGxhY2UgdGhlIHByb3RvdHlwZSBpbiBpbnRlbF9ndWMu aCxjb3JyZWN0IHRoZSBjb21tZW50cy4KdjEwOiByZWJhc2VkLgp2MTE6IHJlYmFzZWQuCnYxMjog cmViYXNlZCBvbiB0b3Agb2YgZHJtLXRpcAp2MTM6IHJlYmFzZWQuIE1vdmVkIGludGVsX2d1Y19h dXRoX2h1YyBmcm9tIGk5MTVfZ3VjX3N1Ym1pc3Npb24uYwp0byBpbnRlbF91Yy5jLlVwZGF0ZSBk ZXYgdG8gZGV2X3ByaXYgaW4gaW50ZWxfZ3VjX2F1dGhfaHVjKCkuClJlbmFtZWQgSE9TVDJHVUNf QUNUSU9OX0FVVEhFTlRJQ0FURV9IVUMgVE8gSU5URUxfR1VDX0FDVElPTl8KQVVUSEVOVElDQVRF X0hVQwp2MTQ6IHJlYmFzZWQuCnYxNTogcmViYXNlZC4gQWRkIG5ld2xpbmUgb24gRFJNX0VSUk9S cyB0aGF0IGFscmVhZHkgZG9udCBoYXZlIG9uZS4KdjE2OiByZWJhc2VkLiBSZXBsYWNlIHdhaXRf Zm9yIHdpdGggaW50ZWxfd2FpdF9mb3JfcmVnaXN0ZXIoKSBzaW5jZQp0aGUgbGF0dGVyIGVtcGxv eXMgc2xlZXAgb3B0aW1pc2F0aW9ucyBmb3IgcXVpY2sgcmVzcG9uc2VzLSBhcyBwb2ludGVkCm91 dCBieSBDaHJpcyBXaWxzb24uCgpDYzogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24u Y28udWs+CkNjOiBBcmthZGl1c3ogSGlsZXIgPGFya2FkaXVzei5oaWxlckBpbnRlbC5jb20+CkNj OiBNaWNoYWwgV2FqZGVjemtvIDxtaWNoYWwud2FqZGVja29AaW50ZWwuY29tPgpUZXN0ZWQtYnk6 IFhpYW5nIEhhaWhhbyA8aGFpaGFvLnhpYW5nQGludGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogQW51 c2hhIFNyaXZhdHNhIDxhbnVzaGEuc3JpdmF0c2FAaW50ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBB bGV4IERhaSA8eXUuZGFpQGludGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogUGV0ZXIgQW50b2luZSA8 cGV0ZXIuYW50b2luZUBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf Z3VjX2Z3aWYuaCAgIHwgIDEgKwogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZ3VjX2xvYWRl ci5jIHwgIDIgKwogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdWMuYyAgICAgICAgIHwgNzAg KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF91Yy5oICAgICAgICAgfCAgMSArCiA0IGZpbGVzIGNoYW5nZWQsIDcyIGluc2VydGlvbnMo KyksIDIgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZ3VjX2Z3aWYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2d1Y19md2lmLmgKaW5k ZXggZWQxYWI0MC4uY2U0ZTA1ZSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZ3VjX2Z3aWYuaAorKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9ndWNfZndpZi5o CkBAIC01MDYsNiArNTA2LDcgQEAgZW51bSBpbnRlbF9ndWNfYWN0aW9uIHsKIAlJTlRFTF9HVUNf QUNUSU9OX0VYSVRfU19TVEFURSA9IDB4NTAyLAogCUlOVEVMX0dVQ19BQ1RJT05fU0xQQ19SRVFV RVNUID0gMHgzMDAzLAogCUlOVEVMX0dVQ19BQ1RJT05fVUtfTE9HX0VOQUJMRV9MT0dHSU5HID0g MHgwRTAwMCwKKwlJTlRFTF9HVUNfQUNUSU9OX0FVVEhFTlRJQ0FURV9IVUMgPSAweDQwMDAsCiAJ SU5URUxfR1VDX0FDVElPTl9MSU1JVAogfTsKIApkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZ3VjX2xvYWRlci5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZ3Vj X2xvYWRlci5jCmluZGV4IGVkNTdhYjMuLjA1MDgwNTQgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2d1Y19sb2FkZXIuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9ndWNfbG9hZGVyLmMKQEAgLTUyOSw2ICs1MjksOCBAQCBpbnQgaW50ZWxfZ3VjX3NldHVw KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKIAkJaW50ZWxfdWNfZndfc3RhdHVz X3JlcHIoZ3VjX2Z3LT5mZXRjaF9zdGF0dXMpLAogCQlpbnRlbF91Y19md19zdGF0dXNfcmVwcihn dWNfZnctPmxvYWRfc3RhdHVzKSk7CiAKKwlpbnRlbF9ndWNfYXV0aF9odWMoZGV2X3ByaXYpOwor CiAJaWYgKGk5MTUuZW5hYmxlX2d1Y19zdWJtaXNzaW9uKSB7CiAJCWlmIChpOTE1Lmd1Y19sb2df bGV2ZWwgPj0gMCkKIAkJCWdlbjlfZW5hYmxlX2d1Y19pbnRlcnJ1cHRzKGRldl9wcml2KTsKZGlm ZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VjLmMgYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF91Yy5jCmluZGV4IGM2YmUzNTIuLmQxYTRkNzkgMTAwNjQ0Ci0tLSBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VjLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfdWMuYwpAQCAtNDYsNyArNDYsNyBAQCBzdGF0aWMgYm9vbCBpbnRlbF9ndWNfcmVjdihz dHJ1Y3QgaW50ZWxfZ3VjICpndWMsIHUzMiAqc3RhdHVzKQogaW50IGludGVsX2d1Y19zZW5kKHN0 cnVjdCBpbnRlbF9ndWMgKmd1YywgY29uc3QgdTMyICphY3Rpb24sIHUzMiBsZW4pCiB7CiAJc3Ry dWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gZ3VjX3RvX2k5MTUoZ3VjKTsKLQl1MzIg c3RhdHVzOworCXUzMiBzdGF0dXMgPSAwOwogCWludCBpOwogCWludCByZXQ7CiAKQEAgLTcxLDcg KzcxLDExIEBAIGludCBpbnRlbF9ndWNfc2VuZChzdHJ1Y3QgaW50ZWxfZ3VjICpndWMsIGNvbnN0 IHUzMiAqYWN0aW9uLCB1MzIgbGVuKQogCSAqIHVwIHRvIHRoYXQgbGVuZ3RoIG9mIHRpbWUsIHRo ZW4gc3dpdGNoIHRvIGEgc2xvd2VyIHNsZWVwLXdhaXQgbG9vcC4KIAkgKiBObyBpbnRlX2d1Y19z ZW5kIGNvbW1hbmQgc2hvdWxkIGV2ZXIgdGFrZSBsb25nZXIgdGhhbiAxMG1zLgogCSAqLwotCXJl dCA9IHdhaXRfZm9yX3VzKGludGVsX2d1Y19yZWN2KGd1YywgJnN0YXR1cyksIDEwKTsKKwlyZXQg PSBpbnRlbF93YWl0X2Zvcl9yZWdpc3RlcihkZXZfcHJpdiwKKwkJCQkJSFVDX1NUQVRVUzIsCisJ CQkJCUhVQ19GV19WRVJJRklFRCwKKwkJCQkJSFVDX0ZXX1ZFUklGSUVELAorCQkJCQk1MCk7CiAJ aWYgKHJldCkKIAkJcmV0ID0gd2FpdF9mb3IoaW50ZWxfZ3VjX3JlY3YoZ3VjLCAmc3RhdHVzKSwg MTApOwogCWlmIChzdGF0dXMgIT0gSU5URUxfR1VDX1NUQVRVU19TVUNDRVNTKSB7CkBAIC0xNDAs MyArMTQ0LDY1IEBAIGludCBpbnRlbF9ndWNfbG9nX2NvbnRyb2woc3RydWN0IGludGVsX2d1YyAq Z3VjLCB1MzIgY29udHJvbF92YWwpCiAKIAlyZXR1cm4gaW50ZWxfZ3VjX3NlbmQoZ3VjLCBhY3Rp b24sIEFSUkFZX1NJWkUoYWN0aW9uKSk7CiB9CisKKy8qKgorICogaW50ZWxfZ3VjX2F1dGhfaHVj KCkgLSBhdXRoZW50aWNhdGUgdWNvZGUKKyAqIEBkZXZfcHJpdjogdGhlIGRybV9pOTE1X2Rldmlj ZQorICoKKyAqIFRyaWdnZXJzIGEgSHVDIGZ3IGF1dGhlbnRpY2F0aW9uIHJlcXVlc3QgdG8gdGhl IEd1QyB2aWEgaW50ZWxfZ3VjX2FjdGlvbl8KKyAqIGF1dGhlbnRpY2F0ZV9odWMgaW50ZXJmYWNl LgorICogaW50ZXJmYWNlLgorICovCit2b2lkIGludGVsX2d1Y19hdXRoX2h1YyhzdHJ1Y3QgZHJt X2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCit7CisJc3RydWN0IGludGVsX2d1YyAqZ3VjID0gJmRl dl9wcml2LT5ndWM7CisJc3RydWN0IGludGVsX2h1YyAqaHVjID0gJmRldl9wcml2LT5odWM7CisJ c3RydWN0IGk5MTVfdm1hICp2bWE7CisJaW50IHJldDsKKwl1MzIgZGF0YVsyXTsKKworCS8qIEJ5 cGFzcyB0aGUgY2FzZSB3aGVyZSB0aGVyZSBpcyBubyBIdUMgZmlybXdhcmUgKi8KKwlpZiAoaHVj LT5mdy5mZXRjaF9zdGF0dXMgPT0gSU5URUxfVUNfRklSTVdBUkVfTk9ORSB8fAorCQlodWMtPmZ3 LmxvYWRfc3RhdHVzID09IElOVEVMX1VDX0ZJUk1XQVJFX05PTkUpCisJCXJldHVybjsKKworCWlm IChndWMtPmZ3LmxvYWRfc3RhdHVzICE9IElOVEVMX1VDX0ZJUk1XQVJFX1NVQ0NFU1MpIHsKKwkJ RFJNX0VSUk9SKCJIdUM6IEd1QyBmdyB3YXNuJ3QgbG9hZGVkLiBDYW4ndCBhdXRoZW50aWNhdGVc biIpOworCQlyZXR1cm47CisJfQorCisJaWYgKGh1Yy0+ZncubG9hZF9zdGF0dXMgIT0gSU5URUxf VUNfRklSTVdBUkVfU1VDQ0VTUykgeworCQlEUk1fRVJST1IoIkh1QzogZncgd2Fzbid0IGxvYWRl ZC4gTm90aGluZyB0byBhdXRoZW50aWNhdGVcbiIpOworCQlyZXR1cm47CisJfQorCisJdm1hID0g aTkxNV9nZW1fb2JqZWN0X2dndHRfcGluKGh1Yy0+Zncub2JqLCBOVUxMLCAwLCAwLCAwKTsKKwlp ZiAoSVNfRVJSKHZtYSkpIHsKKwkJRFJNX0RFQlVHX0RSSVZFUigicGluIGZhaWxlZCAlZFxuIiwg KGludClQVFJfRVJSKHZtYSkpOworCQlyZXR1cm47CisJfQorCisKKwkvKiBJbnZhbGlkYXRlIEd1 QyBUTEIgdG8gbGV0IEd1QyB0YWtlIHRoZSBsYXRlc3QgdXBkYXRlcyB0byBHVFQuICovCisJSTkx NV9XUklURShHRU44X0dUQ1IsIEdFTjhfR1RDUl9JTlZBTElEQVRFKTsKKworCS8qIFNwZWNpZnkg YXV0aCBhY3Rpb24gYW5kIHdoZXJlIHB1YmxpYyBzaWduYXR1cmUgaXMuICovCisJZGF0YVswXSA9 IElOVEVMX0dVQ19BQ1RJT05fQVVUSEVOVElDQVRFX0hVQzsKKwlkYXRhWzFdID0gaTkxNV9nZ3R0 X29mZnNldCh2bWEpICsgaHVjLT5mdy5yc2Ffb2Zmc2V0OworCisJcmV0ID0gaW50ZWxfZ3VjX3Nl bmQoZ3VjLCBkYXRhLCBBUlJBWV9TSVpFKGRhdGEpKTsKKwlpZiAocmV0KSB7CisJCURSTV9FUlJP UigiSHVDOiBHdUMgZGlkIG5vdCBhY2sgQXV0aCByZXF1ZXN0XG4iKTsKKwkJZ290byBvdXQ7CisJ fQorCisJLyogQ2hlY2sgYXV0aGVudGljYXRpb24gc3RhdHVzLCBpdCBzaG91bGQgYmUgZG9uZSBi eSBub3cgKi8KKwlyZXQgPSB3YWl0X2ZvcigoSTkxNV9SRUFEKEhVQ19TVEFUVVMyKSAmIEhVQ19G V19WRVJJRklFRCkgPiAwLCA1MCk7CisJaWYgKHJldCkgeworCQlEUk1fRVJST1IoIkh1QzogQXV0 aGVudGljYXRpb24gZmFpbGVkXG4iKTsKKwkJZ290byBvdXQ7CisJfQorCitvdXQ6CisJaTkxNV92 bWFfdW5waW4odm1hKTsKK30KZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X3VjLmggYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91Yy5oCmluZGV4IDdkZjU3YzEuLjZi YTU2ZTE4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91Yy5oCisrKyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VjLmgKQEAgLTE5Myw2ICsxOTMsNyBAQCBpbnQg aW50ZWxfZ3VjX3NhbXBsZV9mb3JjZXdha2Uoc3RydWN0IGludGVsX2d1YyAqZ3VjKTsKIGludCBp bnRlbF9ndWNfbG9nX2ZsdXNoX2NvbXBsZXRlKHN0cnVjdCBpbnRlbF9ndWMgKmd1Yyk7CiBpbnQg aW50ZWxfZ3VjX2xvZ19mbHVzaChzdHJ1Y3QgaW50ZWxfZ3VjICpndWMpOwogaW50IGludGVsX2d1 Y19sb2dfY29udHJvbChzdHJ1Y3QgaW50ZWxfZ3VjICpndWMsIHUzMiBjb250cm9sX3ZhbCk7Cit2 b2lkIGludGVsX2d1Y19hdXRoX2h1YyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYp OwogCiAvKiBpbnRlbF9ndWNfbG9hZGVyLmMgKi8KIGV4dGVybiB2b2lkIGludGVsX2d1Y19pbml0 KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdik7Ci0tIAoyLjcuNAoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcg bGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==