From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: [PATCH v4 25/41] drm/i915: Enable and Disable HDCP2.2 port encryption Date: Mon, 21 May 2018 18:23:44 +0530 Message-ID: <1526907240-17639-26-git-send-email-ramalingam.c@intel.com> References: <1526907240-17639-1-git-send-email-ramalingam.c@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1526907240-17639-1-git-send-email-ramalingam.c@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, dri-devel@lists.freedesktop.org Cc: alexander.usyskin@intel.com, tomas.winkler@intel.com List-Id: dri-devel@lists.freedesktop.org SW1wbGVtZW50cyB0aGUgZW5hYmxlIGFuZCBkaXNhYmxlIGZ1bmN0aW9ucyBmb3IgSERDUDIuMiBl bmNyeXB0aW9uCm9mIHRoZSBQT1JULgoKdjI6CiAgaW50ZWxfd2FpdF9mb3JfcmVnaXN0ZXIgaXMg dXNlZCBpbnN0ZWFkIG9mIHdhaXRfZm9yLiBbQ2hyaXMgV2lsc29uXQp2MzoKICBObyBDaGFuZ2Vz Lgp2NDoKICBEZWJ1ZyBtc2cgaXMgYWRkZWQgZm9yIHRpbWVvdXQgYXQgRGlzYWJsZSBvZiBFbmNy eXB0aW9uIFtVbWFdCiAgJXMvSERDUDJfQ1RML0hEQ1AyX0NUTAoKU2lnbmVkLW9mZi1ieTogUmFt YWxpbmdhbSBDIDxyYW1hbGluZ2FtLmNAaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2hkY3AuYyB8IDU3ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKwogMSBmaWxlIGNoYW5nZWQsIDU3IGluc2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZGNwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9oZGNwLmMKaW5kZXggYmQwYmZjZmQ1YjhmLi4wMzg2YTY3YzNlMzIgMTAwNjQ0Ci0tLSBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkY3AuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9oZGNwLmMKQEAgLTE5LDYgKzE5LDcgQEAKIAkJCQkJIChlbnVtIGhkY3BfcGh5c2lj YWxfcG9ydCkgKHBvcnQpKQogI2RlZmluZSBLRVlfTE9BRF9UUklFUwk1CiAjZGVmaW5lIEhEQ1Ay X0xDX1JFVFJZX0NOVAkJMworI2RlZmluZSBUSU1FX0ZPUl9FTkNSWVBUX1NUQVRVU19DSEFOR0UJ MzIKIAogc3RhdGljIGludCBpbnRlbF9oZGNwX3BvbGxfa3N2X2ZpZm8oc3RydWN0IGludGVsX2Rp Z2l0YWxfcG9ydCAqaW50ZWxfZGlnX3BvcnQsCiAJCQkJICAgIGNvbnN0IHN0cnVjdCBpbnRlbF9o ZGNwX3NoaW0gKnNoaW0pCkBAIC0xMzk3LDMgKzEzOTgsNTkgQEAgc3RhdGljIGludCBoZGNwMl9h dXRoZW50aWNhdGVfc2luayhzdHJ1Y3QgaW50ZWxfY29ubmVjdG9yICpjb25uZWN0b3IpCiAKIAly ZXR1cm4gcmV0OwogfQorCitzdGF0aWMgaW50IGhkY3AyX2VuYWJsZV9lbmNyeXB0aW9uKHN0cnVj dCBpbnRlbF9jb25uZWN0b3IgKmNvbm5lY3RvcikKK3sKKwlzdHJ1Y3QgaW50ZWxfZGlnaXRhbF9w b3J0ICppbnRlbF9kaWdfcG9ydCA9IGNvbm5fdG9fZGlnX3BvcnQoY29ubmVjdG9yKTsKKwlzdHJ1 Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGNvbm5lY3Rvci0+YmFzZS5k ZXYpOworCXN0cnVjdCBpbnRlbF9oZGNwICpoZGNwID0gJmNvbm5lY3Rvci0+aGRjcDsKKwllbnVt IHBvcnQgcG9ydCA9IGNvbm5lY3Rvci0+ZW5jb2Rlci0+cG9ydDsKKwlpbnQgcmV0OworCisJaWYg KEk5MTVfUkVBRChIRENQMl9TVEFUVVNfRERJKHBvcnQpKSAmIExJTktfRU5DUllQVElPTl9TVEFU VVMpCisJCXJldHVybiAwOworCisJaWYgKGhkY3AtPmhkY3Bfc2hpbS0+dG9nZ2xlX3NpZ25hbGxp bmcpCisJCWhkY3AtPmhkY3Bfc2hpbS0+dG9nZ2xlX3NpZ25hbGxpbmcoaW50ZWxfZGlnX3BvcnQs IHRydWUpOworCisJaWYgKEk5MTVfUkVBRChIRENQMl9TVEFUVVNfRERJKHBvcnQpKSAmIExJTktf QVVUSF9TVEFUVVMpIHsKKworCQkvKiBMaW5rIGlzIEF1dGhlbnRpY2F0ZWQuIE5vdyBzZXQgZm9y IEVuY3J5cHRpb24gKi8KKwkJSTkxNV9XUklURShIRENQMl9DVExfRERJKHBvcnQpLAorCQkJICAg STkxNV9SRUFEKEhEQ1AyX0NUTF9EREkocG9ydCkpIHwKKwkJCSAgIENUTF9MSU5LX0VOQ1JZUFRJ T05fUkVRKTsKKwl9CisKKwlyZXQgPSBpbnRlbF93YWl0X2Zvcl9yZWdpc3RlcihkZXZfcHJpdiwg SERDUDJfU1RBVFVTX0RESShwb3J0KSwKKwkJCQkgICAgICBMSU5LX0VOQ1JZUFRJT05fU1RBVFVT LAorCQkJCSAgICAgIExJTktfRU5DUllQVElPTl9TVEFUVVMsCisJCQkJICAgICAgVElNRV9GT1Jf RU5DUllQVF9TVEFUVVNfQ0hBTkdFKTsKKworCXJldHVybiByZXQ7Cit9CisKK3N0YXRpYyBpbnQg aGRjcDJfZGlzYWJsZV9lbmNyeXB0aW9uKHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNvbm5lY3Rv cikKK3sKKwlzdHJ1Y3QgaW50ZWxfZGlnaXRhbF9wb3J0ICppbnRlbF9kaWdfcG9ydCA9IGNvbm5f dG9fZGlnX3BvcnQoY29ubmVjdG9yKTsKKwlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3By aXYgPSB0b19pOTE1KGNvbm5lY3Rvci0+YmFzZS5kZXYpOworCXN0cnVjdCBpbnRlbF9oZGNwICpo ZGNwID0gJmNvbm5lY3Rvci0+aGRjcDsKKwllbnVtIHBvcnQgcG9ydCA9IGNvbm5lY3Rvci0+ZW5j b2Rlci0+cG9ydDsKKwlpbnQgcmV0OworCisJaWYgKCEoSTkxNV9SRUFEKEhEQ1AyX1NUQVRVU19E REkocG9ydCkpICYgTElOS19FTkNSWVBUSU9OX1NUQVRVUykpCisJCXJldHVybiAwOworCisJSTkx NV9XUklURShIRENQMl9DVExfRERJKHBvcnQpLAorCQkgICBJOTE1X1JFQUQoSERDUDJfQ1RMX0RE SShwb3J0KSkgJiB+Q1RMX0xJTktfRU5DUllQVElPTl9SRVEpOworCisJcmV0ID0gaW50ZWxfd2Fp dF9mb3JfcmVnaXN0ZXIoZGV2X3ByaXYsIEhEQ1AyX1NUQVRVU19EREkocG9ydCksCisJCQkJICAg ICAgTElOS19FTkNSWVBUSU9OX1NUQVRVUywgMHgwLAorCQkJCSAgICAgIFRJTUVfRk9SX0VOQ1JZ UFRfU1RBVFVTX0NIQU5HRSk7CisJaWYgKHJldCA9PSAtRVRJTUVET1VUKQorCQlEUk1fREVCVUdf S01TKCJEaXNhYmxlIEVuY3J5cHRpb24gVGltZWRvdXQiKTsKKworCWlmIChoZGNwLT5oZGNwX3No aW0tPnRvZ2dsZV9zaWduYWxsaW5nKQorCQloZGNwLT5oZGNwX3NoaW0tPnRvZ2dsZV9zaWduYWxs aW5nKGludGVsX2RpZ19wb3J0LCBmYWxzZSk7CisKKwlyZXR1cm4gcmV0OworfQotLSAKMi43LjQK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=