From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uma Shankar Subject: [v6 02/13] drm: Parse HDR metadata info from EDID Date: Wed, 20 Mar 2019 16:18:15 +0530 Message-ID: <1553078906-5991-3-git-send-email-uma.shankar@intel.com> References: <1553078906-5991-1-git-send-email-uma.shankar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1553078906-5991-1-git-send-email-uma.shankar@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 Cc: ville.syrjala@intel.com, Liviu.Dudau@arm.com, emil.l.velikov@gmail.com, Uma Shankar , maarten.lankhorst@intel.com List-Id: dri-devel@lists.freedesktop.org SERSIG1ldGFkYXRhIGJsb2NrIGlzIGludHJvZHVjZWQgaW4gQ0VBLTg2MS4zIHNwZWMuClBhcnNp bmcgdGhlIHNhbWUgdG8gZ2V0IHRoZSBwYW5lbCdzIEhEUiBtZXRhZGF0YS4KCnYyOiBSZWJhc2Ug YW5kIGFkZGVkIFZpbGxlJ3MgUE9DIGNoYW5nZXMgdG8gdGhlIHBhdGNoLgoKdjM6IE5vIENoYW5n ZQoKdjQ6IEFkZHJlc3NlZCBTaGFzaGFuaydzIHJldmlldyBjb21tZW50cwoKU2lnbmVkLW9mZi1i eTogVW1hIFNoYW5rYXIgPHVtYS5zaGFua2FyQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9k cm0vZHJtX2VkaWQuYyB8IDQ5ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysKIDEgZmlsZSBjaGFuZ2VkLCA0OSBpbnNlcnRpb25zKCspCgpkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2VkaWQuYwpp bmRleCBmYTM5NTkyLi5mZDhhNjIxYSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2RybV9l ZGlkLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMKQEAgLTI4NDAsNiArMjg0MCw3 IEBAIHN0YXRpYyBpbnQgZHJtX2N2dF9tb2RlcyhzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVj dG9yLAogI2RlZmluZSBWSURFT19CTE9DSyAgICAgMHgwMgogI2RlZmluZSBWRU5ET1JfQkxPQ0sg ICAgMHgwMwogI2RlZmluZSBTUEVBS0VSX0JMT0NLCTB4MDQKKyNkZWZpbmUgSERSX1NUQVRJQ19N RVRBREFUQV9CTE9DSwkweDYKICNkZWZpbmUgVVNFX0VYVEVOREVEX1RBRyAweDA3CiAjZGVmaW5l IEVYVF9WSURFT19DQVBBQklMSVRZX0JMT0NLIDB4MDAKICNkZWZpbmUgRVhUX1ZJREVPX0RBVEFf QkxPQ0tfNDIwCTB4MEUKQEAgLTM1ODcsNiArMzU4OCwxMiBAQCBzdGF0aWMgaW50IGFkZF8zZF9z dHJ1Y3RfbW9kZXMoc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3RvciwgdTE2IHN0cnVjdHVy ZSwKIH0KIAogc3RhdGljIGludAorY2VhX2RiX3BheWxvYWRfbGVuX2V4dChjb25zdCB1OCAqZGIp Cit7CisJcmV0dXJuIChkYlswXSAmIDB4MWYpIC0gMTsKK30KKworc3RhdGljIGludAogY2VhX2Ri X2V4dGVuZGVkX3RhZyhjb25zdCB1OCAqZGIpCiB7CiAJcmV0dXJuIGRiWzFdOwpAQCAtMzgyMiw2 ICszODI5LDQ2IEBAIHN0YXRpYyB2b2lkIGZpeHVwX2RldGFpbGVkX2NlYV9tb2RlX2Nsb2NrKHN0 cnVjdCBkcm1fZGlzcGxheV9tb2RlICptb2RlKQogCW1vZGUtPmNsb2NrID0gY2xvY2s7CiB9CiAK K3N0YXRpYyBib29sIGNlYV9kYl9pc19oZG1pX2hkcl9tZXRhZGF0YV9ibG9jayhjb25zdCB1OCAq ZGIpCit7CisJaWYgKGNlYV9kYl90YWcoZGIpICE9IFVTRV9FWFRFTkRFRF9UQUcpCisJCXJldHVy biBmYWxzZTsKKworCWlmIChkYlsxXSAhPSBIRFJfU1RBVElDX01FVEFEQVRBX0JMT0NLKQorCQly ZXR1cm4gZmFsc2U7CisKKwlyZXR1cm4gdHJ1ZTsKK30KKworc3RhdGljIHVpbnQ4X3QgZW90Zl9z dXBwb3J0ZWQoY29uc3QgdTggKmVkaWRfZXh0KQoreworCXJldHVybiBlZGlkX2V4dFsyXSAmCisJ CShCSVQoSERNSV9FT1RGX1RSQURJVElPTkFMX0dBTU1BX1NEUikgfAorCQkgQklUKEhETUlfRU9U Rl9UUkFESVRJT05BTF9HQU1NQV9IRFIpIHwKKwkJIEJJVChIRE1JX0VPVEZfU01QVEVfU1QyMDg0 KSk7Cit9CisKK3N0YXRpYyB1aW50OF90IGhkcl9tZXRhZGF0YV90eXBlKGNvbnN0IHU4ICplZGlk X2V4dCkKK3sKKwlyZXR1cm4gZWRpZF9leHRbM10gJgorCQlCSVQoSERNSV9TVEFUSUNfTUVUQURB VEFfVFlQRTEpOworfQorCitzdGF0aWMgdm9pZAorZHJtX3BhcnNlX2hkcl9tZXRhZGF0YV9ibG9j ayhzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLCBjb25zdCB1OCAqZGIpCit7CisJdTE2 IGxlbjsKKworCWxlbiA9IGNlYV9kYl9wYXlsb2FkX2xlbl9leHQoZGIpOworCWNvbm5lY3Rvci0+ aGRyX21ldGFkYXRhLmVvdGYgPSBlb3RmX3N1cHBvcnRlZChkYik7CisJY29ubmVjdG9yLT5oZHJf bWV0YWRhdGEubWV0YWRhdGFfdHlwZSA9IGhkcl9tZXRhZGF0YV90eXBlKGRiKTsKKworCWlmIChs ZW4gPj0gNSkKKwkJY29ubmVjdG9yLT5oZHJfbWV0YWRhdGEubWF4X2ZhbGwgPSBkYls1XTsKKwlp ZiAobGVuID49IDQpCisJCWNvbm5lY3Rvci0+aGRyX21ldGFkYXRhLm1heF9jbGwgPSBkYls0XTsK K30KKwogc3RhdGljIHZvaWQKIGRybV9wYXJzZV9oZG1pX3ZzZGJfYXVkaW8oc3RydWN0IGRybV9j b25uZWN0b3IgKmNvbm5lY3RvciwgY29uc3QgdTggKmRiKQogewpAQCAtNDQ0OSw2ICs0NDk2LDgg QEAgc3RhdGljIHZvaWQgZHJtX3BhcnNlX2NlYV9leHQoc3RydWN0IGRybV9jb25uZWN0b3IgKmNv bm5lY3RvciwKIAkJCWRybV9wYXJzZV95NDIwY21kYl9iaXRtYXAoY29ubmVjdG9yLCBkYik7CiAJ CWlmIChjZWFfZGJfaXNfdmNkYihkYikpCiAJCQlkcm1fcGFyc2VfdmNkYihjb25uZWN0b3IsIGRi KTsKKwkJaWYgKGNlYV9kYl9pc19oZG1pX2hkcl9tZXRhZGF0YV9ibG9jayhkYikpCisJCQlkcm1f cGFyc2VfaGRyX21ldGFkYXRhX2Jsb2NrKGNvbm5lY3RvciwgZGIpOwogCX0KIH0KIAotLSAKMS45 LjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1k ZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==