From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: [PATCH 22/43] drm/i915: Async execution of hdcp authentication Date: Wed, 14 Feb 2018 19:43:37 +0530 Message-ID: <1518617638-21684-23-git-send-email-ramalingam.c@intel.com> References: <1518617638-21684-1-git-send-email-ramalingam.c@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5C50F6E428 for ; Wed, 14 Feb 2018 14:20:38 +0000 (UTC) In-Reply-To: <1518617638-21684-1-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: seanpaul@chromium.org, intel-gfx@lists.freedesktop.org, rodrigo.vivi@intel.com, daniel.vetter@ffwll.ch Cc: tomas.winkler@intel.com List-Id: intel-gfx@lists.freedesktop.org RWFjaCBIRENQIGF1dGhlbnRpY2F0aW9uLCBjb3VsZCB0YWtlIHVwdG8gNS4xU2VjLCBiYXNlZCBv biB0aGUKZG93bnN0cmVhbSBIRENQIHRvcG9sb2d5LgoKSGVuY2UgdG8gYXZvaWQgdGhpcyBtdWNo IGRlbGF5IGluIHRoZSBhdG9taWNfY29tbWl0IHBhdGgsIHRoaXMgcGF0Y2gKc2NoZWR1bGVzIHRo ZSBIRENQIGF1dGhlbnRpY2F0aW9uIGludG8gYSBhc3luY2hyb25vdXMgd29yay4KClRoaXMga2Vl cHMgdGhlIFVJIGFjdGl2ZSwgYnkgZW5hYmxpbmcgdGhlIGZsaXBzIGluIHBhcmFsbGVsIHRvCkhE Q1AgYXV0aC4KClNpZ25lZC1vZmYtYnk6IFJhbWFsaW5nYW0gQyA8cmFtYWxpbmdhbS5jQGludGVs LmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgfCAgMSArCiBk cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaCAgICAgfCAgMSArCiBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9oZGNwLmMgICAgfCAzNiArKysrKysrKysrKysrKysrKysrKysrLS0tLS0t LS0tLS0tLS0KIDMgZmlsZXMgY2hhbmdlZCwgMjQgaW5zZXJ0aW9ucygrKSwgMTQgZGVsZXRpb25z KC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCmluZGV4IDMwZTM4Y2JlZmFjZS4u MDQ4ZDYwYjUxNDNiIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNw bGF5LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCkBAIC0xNTMx Nyw2ICsxNTMxNyw3IEBAIHN0YXRpYyB2b2lkIGludGVsX2hwZF9wb2xsX2Zpbmkoc3RydWN0IGRy bV9kZXZpY2UgKmRldikKIAkJaWYgKGNvbm5lY3Rvci0+aGRjcF9zaGltKSB7CiAJCQljYW5jZWxf ZGVsYXllZF93b3JrX3N5bmMoJmNvbm5lY3Rvci0+aGRjcF9jaGVja193b3JrKTsKIAkJCWNhbmNl bF93b3JrX3N5bmMoJmNvbm5lY3Rvci0+aGRjcF9wcm9wX3dvcmspOworCQkJY2FuY2VsX3dvcmtf c3luYygmY29ubmVjdG9yLT5oZGNwX2VuYWJsZV93b3JrKTsKIAkJfQogCX0KIAlkcm1fY29ubmVj dG9yX2xpc3RfaXRlcl9lbmQoJmNvbm5faXRlcik7CmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oCmlu ZGV4IDg5ODA2NGU4YmVhNy4uN2I5ZTVmNzA4MjZmIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kcnYuaAorKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYu aApAQCAtNDEyLDYgKzQxMiw3IEBAIHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgewogCXVpbnQ2NF90 IGhkY3BfdmFsdWU7IC8qIHByb3RlY3RlZCBieSBoZGNwX211dGV4ICovCiAJc3RydWN0IGRlbGF5 ZWRfd29yayBoZGNwX2NoZWNrX3dvcms7CiAJc3RydWN0IHdvcmtfc3RydWN0IGhkY3BfcHJvcF93 b3JrOworCXN0cnVjdCB3b3JrX3N0cnVjdCBoZGNwX2VuYWJsZV93b3JrOwogfTsKIAogc3RydWN0 IGludGVsX2RpZ2l0YWxfY29ubmVjdG9yX3N0YXRlIHsKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2hkY3AuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkY3Au YwppbmRleCAxNGNhNWQzMDU3YTcuLmUwM2JkMzc2ZDkyYyAxMDA2NDQKLS0tIGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfaGRjcC5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2hkY3AuYwpAQCAtNjAwLDggKzYwMCwxNCBAQCBzdGF0aWMgaW50IF9pbnRlbF9oZGNwX2VuYWJs ZShzdHJ1Y3QgaW50ZWxfY29ubmVjdG9yICpjb25uZWN0b3IpCiAJZm9yIChpID0gMDsgaSA8IHRy aWVzOyBpKyspIHsKIAkJcmV0ID0gaW50ZWxfaGRjcF9hdXRoKGNvbm5fdG9fZGlnX3BvcnQoY29u bmVjdG9yKSwKIAkJCQkgICAgICBjb25uZWN0b3ItPmhkY3Bfc2hpbSk7Ci0JCWlmICghcmV0KQor CQlpZiAoIXJldCkgeworCQkJY29ubmVjdG9yLT5oZGNwX3ZhbHVlID0KKwkJCQkJRFJNX01PREVf Q09OVEVOVF9QUk9URUNUSU9OX0VOQUJMRUQ7CisJCQlzY2hlZHVsZV93b3JrKCZjb25uZWN0b3It PmhkY3BfcHJvcF93b3JrKTsKKwkJCXNjaGVkdWxlX2RlbGF5ZWRfd29yaygmY29ubmVjdG9yLT5o ZGNwX2NoZWNrX3dvcmssCisJCQkJCSAgICAgIERSTV9IRENQX0NIRUNLX1BFUklPRF9NUyk7CiAJ CQlyZXR1cm4gMDsKKwkJfQogCiAJCURSTV9ERUJVR19LTVMoIkhEQ1AgQXV0aCBmYWlsdXJlICgl ZClcbiIsIHJldCk7CiAKQEAgLTYxMyw2ICs2MTksMTcgQEAgc3RhdGljIGludCBfaW50ZWxfaGRj cF9lbmFibGUoc3RydWN0IGludGVsX2Nvbm5lY3RvciAqY29ubmVjdG9yKQogCXJldHVybiByZXQ7 CiB9CiAKK3N0YXRpYyB2b2lkIGludGVsX2hkY3BfZW5hYmxlX3dvcmsoc3RydWN0IHdvcmtfc3Ry dWN0ICp3b3JrKQoreworCXN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNvbm5lY3RvciA9IGNvbnRh aW5lcl9vZih3b3JrLAorCQkJCQkJCSBzdHJ1Y3QgaW50ZWxfY29ubmVjdG9yLAorCQkJCQkJCSBo ZGNwX2VuYWJsZV93b3JrKTsKKworCW11dGV4X2xvY2soJmNvbm5lY3Rvci0+aGRjcF9tdXRleCk7 CisJX2ludGVsX2hkY3BfZW5hYmxlKGNvbm5lY3Rvcik7CisJbXV0ZXhfdW5sb2NrKCZjb25uZWN0 b3ItPmhkY3BfbXV0ZXgpOworfQorCiBzdGF0aWMgdm9pZCBpbnRlbF9oZGNwX2NoZWNrX3dvcmso c3RydWN0IHdvcmtfc3RydWN0ICp3b3JrKQogewogCXN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNv bm5lY3RvciA9IGNvbnRhaW5lcl9vZih0b19kZWxheWVkX3dvcmsod29yayksCkBAIC02NjksMjkg KzY4NiwyMCBAQCBpbnQgaW50ZWxfaGRjcF9pbml0KHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNv bm5lY3RvciwKIAltdXRleF9pbml0KCZjb25uZWN0b3ItPmhkY3BfbXV0ZXgpOwogCUlOSVRfREVM QVlFRF9XT1JLKCZjb25uZWN0b3ItPmhkY3BfY2hlY2tfd29yaywgaW50ZWxfaGRjcF9jaGVja193 b3JrKTsKIAlJTklUX1dPUksoJmNvbm5lY3Rvci0+aGRjcF9wcm9wX3dvcmssIGludGVsX2hkY3Bf cHJvcF93b3JrKTsKKwlJTklUX1dPUksoJmNvbm5lY3Rvci0+aGRjcF9lbmFibGVfd29yaywgaW50 ZWxfaGRjcF9lbmFibGVfd29yayk7CiAJcmV0dXJuIDA7CiB9CiAKIGludCBpbnRlbF9oZGNwX2Vu YWJsZShzdHJ1Y3QgaW50ZWxfY29ubmVjdG9yICpjb25uZWN0b3IpCiB7Ci0JaW50IHJldDsKLQog CWlmICghY29ubmVjdG9yLT5oZGNwX3NoaW0pCiAJCXJldHVybiAtRU5PRU5UOwogCiAJbXV0ZXhf bG9jaygmY29ubmVjdG9yLT5oZGNwX211dGV4KTsKLQotCXJldCA9IF9pbnRlbF9oZGNwX2VuYWJs ZShjb25uZWN0b3IpOwotCWlmIChyZXQpCi0JCWdvdG8gb3V0OwotCi0JY29ubmVjdG9yLT5oZGNw X3ZhbHVlID0gRFJNX01PREVfQ09OVEVOVF9QUk9URUNUSU9OX0VOQUJMRUQ7Ci0Jc2NoZWR1bGVf d29yaygmY29ubmVjdG9yLT5oZGNwX3Byb3Bfd29yayk7Ci0Jc2NoZWR1bGVfZGVsYXllZF93b3Jr KCZjb25uZWN0b3ItPmhkY3BfY2hlY2tfd29yaywKLQkJCSAgICAgIERSTV9IRENQX0NIRUNLX1BF UklPRF9NUyk7Ci1vdXQ6CisJc2NoZWR1bGVfd29yaygmY29ubmVjdG9yLT5oZGNwX2VuYWJsZV93 b3JrKTsKIAltdXRleF91bmxvY2soJmNvbm5lY3Rvci0+aGRjcF9tdXRleCk7Ci0JcmV0dXJuIHJl dDsKKworCXJldHVybiAwOwogfQogCiBpbnQgaW50ZWxfaGRjcF9kaXNhYmxlKHN0cnVjdCBpbnRl bF9jb25uZWN0b3IgKmNvbm5lY3RvcikKLS0gCjIuNy40CgpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK