From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: [PATCH v11 35/42] misc/mei/hdcp: Repeater topology verification and ack Date: Thu, 7 Feb 2019 02:34:24 +0530 Message-ID: <1549487071-15343-36-git-send-email-ramalingam.c@intel.com> References: <1549487071-15343-1-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: <1549487071-15343-1-git-send-email-ramalingam.c@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, daniel.vetter@ffwll.ch, tomas.winkler@intel.com, uma.shankar@intel.com List-Id: dri-devel@lists.freedesktop.org UmVxdWVzdCBNRSB0byB2ZXJpZnkgdGhlIGRvd25zdHJlYW0gdG9wb2xvZ3kgaW5mb3JtYXRpb24g cmVjZWl2ZWQuCgpNRSBGVyB3aWxsIHZhbGlkYXRlIHRoZSBSZXBlYXRlcnMgcmVjZWl2ZXIgaWQg bGlzdCBhbmQKZG93bnN0cmVhbSB0b3BvbG9neS4KCk9uIFN1Y2Nlc3MgTUUgRlcgd2lsbCBwcm92 aWRlIHRoZSBMZWFzdCBTaWduaWZpY2FudAoxMjhiaXRzIG9mIFZQcmltZSwgd2hpY2ggZm9ybXMg dGhlIHJlcGVhdGVyIGFjay4KCnYyOiBSZWJhc2VkLgp2MzoKICBjbGRldiBpcyBwYXNzZWQgYXMg Zmlyc3QgcGFyYW1ldGVyIFtUb21hc10KICBSZWR1bmRhbnQgY29tbWVudHMgYW5kIGNhc3QgYXJl IHJlbW92ZWQgW1RvbWFzXQp2NDoKICAlemQgZm9yIHNzaXplX3QgW0FsZXhhbmRlcl0KICAlcy9y ZXR1cm4gLTEvcmV0dXJuIC1FSU8gW0FsZXhhbmRlcl0KICBTdHlsZSBhbmQgdHlwb3MgZml4ZWQg W1VtYV0KdjU6IFJlYmFzZWQuCnY2OiBSZWJhc2luZy4Kdjc6CiAgQWRqdXN0IHRvIHRoZSBuZXcg bWVpIGludGVyZmFjZS4KICBGaXggZm9yIEtkb2MuCnY4OgogIEstRG9jIGFkZGl0aW9uLiBbVG9t YXNdCnY5OgogIHJlbmFtZWQgZnVuYyBhcyBtZWlfaGRjcF8qIFtUb21hc10KICBJbmxpbmUgZnVu Y3Rpb24gaXMgZGVmaW5lZCBmb3IgRERJIGluZGV4IFtUb21hc10KClNpZ25lZC1vZmYtYnk6IFJh bWFsaW5nYW0gQyA8cmFtYWxpbmdhbS5jQGludGVsLmNvbT4KUmV2aWV3ZWQtYnk6IFVtYSBTaGFu a2FyIDx1bWEuc2hhbmthckBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9taXNjL21laS9oZGNwL21l aV9oZGNwLmMgfCA3NyArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystCiAx IGZpbGUgY2hhbmdlZCwgNzYgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdp dCBhL2RyaXZlcnMvbWlzYy9tZWkvaGRjcC9tZWlfaGRjcC5jIGIvZHJpdmVycy9taXNjL21laS9o ZGNwL21laV9oZGNwLmMKaW5kZXggZDg2NjViMDJkNmQ1Li5hNjQ1NzhjZWMwYzkgMTAwNjQ0Ci0t LSBhL2RyaXZlcnMvbWlzYy9tZWkvaGRjcC9tZWlfaGRjcC5jCisrKyBiL2RyaXZlcnMvbWlzYy9t ZWkvaGRjcC9tZWlfaGRjcC5jCkBAIC00NjEsNiArNDYxLDgwIEBAIHN0YXRpYyBpbnQgbWVpX2hk Y3BfZ2V0X3Nlc3Npb25fa2V5KHN0cnVjdCBkZXZpY2UgKmRldiwKIAlyZXR1cm4gMDsKIH0KIAor LyoqCisgKiBtZWlfaGRjcF9yZXBlYXRlcl9jaGVja19mbG93X3ByZXBhcmVfYWNrKCkgLSBWYWxp ZGF0ZSB0aGUgRG93bnN0cmVhbSB0b3BvbG9neQorICogYW5kIHByZXBhcmUgcmVwX2Fjay4KKyAq IEBkZXY6IGRldmljZSBjb3JyZXNwb25kaW5nIHRvIHRoZSBtZWlfY2xfZGV2aWNlCisgKiBAaGRj cF9kYXRhOiBJbnRlbCBIVyBzcGVjaWZpYyBoZGNwIGRhdGEKKyAqIEByZXBfdG9wb2xvZ3k6IFJl Y2VpdmVyIElEIExpc3QgdG8gYmUgdmFsaWRhdGVkCisgKiBAcmVwX3NlbmRfYWNrIDogcmVwZWF0 ZXIgYWNrIGZyb20gTUUgRlcuCisgKgorICogUmV0dXJuOiAwIG9uIFN1Y2Nlc3MsIDwwIG9uIEZh aWx1cmUKKyAqLworc3RhdGljIGludAorbWVpX2hkY3BfcmVwZWF0ZXJfY2hlY2tfZmxvd19wcmVw YXJlX2FjayhzdHJ1Y3QgZGV2aWNlICpkZXYsCisJCQkJCSBzdHJ1Y3QgaGRjcF9wb3J0X2RhdGEg KmRhdGEsCisJCQkJCSBzdHJ1Y3QgaGRjcDJfcmVwX3NlbmRfcmVjZWl2ZXJpZF9saXN0CisJCQkJ CQkJKnJlcF90b3BvbG9neSwKKwkJCQkJIHN0cnVjdCBoZGNwMl9yZXBfc2VuZF9hY2sKKwkJCQkJ CQkqcmVwX3NlbmRfYWNrKQoreworCXN0cnVjdCB3aXJlZF9jbWRfdmVyaWZ5X3JlcGVhdGVyX2lu IHZlcmlmeV9yZXBlYXRlcl9pbiA9IHsgeyAwIH0gfTsKKwlzdHJ1Y3Qgd2lyZWRfY21kX3Zlcmlm eV9yZXBlYXRlcl9vdXQgdmVyaWZ5X3JlcGVhdGVyX291dCA9IHsgeyAwIH0gfTsKKwlzdHJ1Y3Qg bWVpX2NsX2RldmljZSAqY2xkZXY7CisJc3NpemVfdCBieXRlOworCisJaWYgKCFkZXYgfHwgIXJl cF90b3BvbG9neSB8fCAhcmVwX3NlbmRfYWNrIHx8ICFkYXRhKQorCQlyZXR1cm4gLUVJTlZBTDsK KworCWNsZGV2ID0gdG9fbWVpX2NsX2RldmljZShkZXYpOworCisJdmVyaWZ5X3JlcGVhdGVyX2lu LmhlYWRlci5hcGlfdmVyc2lvbiA9IEhEQ1BfQVBJX1ZFUlNJT047CisJdmVyaWZ5X3JlcGVhdGVy X2luLmhlYWRlci5jb21tYW5kX2lkID0gV0lSRURfVkVSSUZZX1JFUEVBVEVSOworCXZlcmlmeV9y ZXBlYXRlcl9pbi5oZWFkZXIuc3RhdHVzID0gTUVfSERDUF9TVEFUVVNfU1VDQ0VTUzsKKwl2ZXJp ZnlfcmVwZWF0ZXJfaW4uaGVhZGVyLmJ1ZmZlcl9sZW4gPQorCQkJCQlXSVJFRF9DTURfQlVGX0xF Tl9WRVJJRllfUkVQRUFURVJfSU47CisKKwl2ZXJpZnlfcmVwZWF0ZXJfaW4ucG9ydC5pbnRlZ3Jh dGVkX3BvcnRfdHlwZSA9IGRhdGEtPnBvcnRfdHlwZTsKKwl2ZXJpZnlfcmVwZWF0ZXJfaW4ucG9y dC5waHlzaWNhbF9wb3J0ID0gbWVpX2dldF9kZGlfaW5kZXgoZGF0YS0+cG9ydCk7CisKKwltZW1j cHkodmVyaWZ5X3JlcGVhdGVyX2luLnJ4X2luZm8sIHJlcF90b3BvbG9neS0+cnhfaW5mbywKKwkg ICAgICAgSERDUF8yXzJfUlhJTkZPX0xFTik7CisJbWVtY3B5KHZlcmlmeV9yZXBlYXRlcl9pbi5z ZXFfbnVtX3YsIHJlcF90b3BvbG9neS0+c2VxX251bV92LAorCSAgICAgICBIRENQXzJfMl9TRVFf TlVNX0xFTik7CisJbWVtY3B5KHZlcmlmeV9yZXBlYXRlcl9pbi52X3ByaW1lLCByZXBfdG9wb2xv Z3ktPnZfcHJpbWUsCisJICAgICAgIEhEQ1BfMl8yX1ZfUFJJTUVfSEFMRl9MRU4pOworCW1lbWNw eSh2ZXJpZnlfcmVwZWF0ZXJfaW4ucmVjZWl2ZXJfaWRzLCByZXBfdG9wb2xvZ3ktPnJlY2VpdmVy X2lkcywKKwkgICAgICAgSERDUF8yXzJfUkVDRUlWRVJfSURTX01BWF9MRU4pOworCisJYnl0ZSA9 IG1laV9jbGRldl9zZW5kKGNsZGV2LCAodTggKikmdmVyaWZ5X3JlcGVhdGVyX2luLAorCQkJICAg ICAgc2l6ZW9mKHZlcmlmeV9yZXBlYXRlcl9pbikpOworCWlmIChieXRlIDwgMCkgeworCQlkZXZf ZGJnKGRldiwgIm1laV9jbGRldl9zZW5kIGZhaWxlZC4gJXpkXG4iLCBieXRlKTsKKwkJcmV0dXJu IGJ5dGU7CisJfQorCisJYnl0ZSA9IG1laV9jbGRldl9yZWN2KGNsZGV2LCAodTggKikmdmVyaWZ5 X3JlcGVhdGVyX291dCwKKwkJCSAgICAgIHNpemVvZih2ZXJpZnlfcmVwZWF0ZXJfb3V0KSk7CisJ aWYgKGJ5dGUgPCAwKSB7CisJCWRldl9kYmcoZGV2LCAibWVpX2NsZGV2X3JlY3YgZmFpbGVkLiAl emRcbiIsIGJ5dGUpOworCQlyZXR1cm4gYnl0ZTsKKwl9CisKKwlpZiAodmVyaWZ5X3JlcGVhdGVy X291dC5oZWFkZXIuc3RhdHVzICE9IE1FX0hEQ1BfU1RBVFVTX1NVQ0NFU1MpIHsKKwkJZGV2X2Ri ZyhkZXYsICJNRSBjbWQgMHglMDhYIGZhaWxlZC4gc3RhdHVzOiAweCVYXG4iLAorCQkJV0lSRURf VkVSSUZZX1JFUEVBVEVSLAorCQkJdmVyaWZ5X3JlcGVhdGVyX291dC5oZWFkZXIuc3RhdHVzKTsK KwkJcmV0dXJuIC1FSU87CisJfQorCisJbWVtY3B5KHJlcF9zZW5kX2Fjay0+diwgdmVyaWZ5X3Jl cGVhdGVyX291dC52LAorCSAgICAgICBIRENQXzJfMl9WX1BSSU1FX0hBTEZfTEVOKTsKKwlyZXBf c2VuZF9hY2stPm1zZ19pZCA9IEhEQ1BfMl8yX1JFUF9TRU5EX0FDSzsKKworCXJldHVybiAwOwor fQorCiBzdGF0aWMgX19hdHRyaWJ1dGVfXygodW51c2VkKSkKIHN0cnVjdCBpOTE1X2hkY3BfY29t cG9uZW50X29wcyBtZWlfaGRjcF9vcHMgPSB7CiAJLm93bmVyID0gVEhJU19NT0RVTEUsCkBAIC00 NzIsNyArNTQ2LDggQEAgc3RydWN0IGk5MTVfaGRjcF9jb21wb25lbnRfb3BzIG1laV9oZGNwX29w cyA9IHsKIAkuaW5pdGlhdGVfbG9jYWxpdHlfY2hlY2sgPSBtZWlfaGRjcF9pbml0aWF0ZV9sb2Nh bGl0eV9jaGVjaywKIAkudmVyaWZ5X2xwcmltZSA9IG1laV9oZGNwX3ZlcmlmeV9scHJpbWUsCiAJ LmdldF9zZXNzaW9uX2tleSA9IG1laV9oZGNwX2dldF9zZXNzaW9uX2tleSwKLQkucmVwZWF0ZXJf Y2hlY2tfZmxvd19wcmVwYXJlX2FjayA9IE5VTEwsCisJLnJlcGVhdGVyX2NoZWNrX2Zsb3dfcHJl cGFyZV9hY2sgPQorCQkJCW1laV9oZGNwX3JlcGVhdGVyX2NoZWNrX2Zsb3dfcHJlcGFyZV9hY2ss CiAJLnZlcmlmeV9tcHJpbWUgPSBOVUxMLAogCS5lbmFibGVfaGRjcF9hdXRoZW50aWNhdGlvbiA9 IE5VTEwsCiAJLmNsb3NlX2hkY3Bfc2Vzc2lvbiA9IE5VTEwsCi0tIAoyLjcuNAoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcg bGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==