From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uma Shankar Subject: [v5 02/13] drm: Parse HDR metadata info from EDID Date: Mon, 11 Mar 2019 09:27:53 +0530 Message-ID: <1552276684-25358-3-git-send-email-uma.shankar@intel.com> References: <1552276684-25358-1-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: <1552276684-25358-1-git-send-email-uma.shankar@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: ville.syrjala@intel.com, maarten.lankhorst@intel.com List-Id: dri-devel@lists.freedesktop.org SERSIG1ldGFkYXRhIGJsb2NrIGlzIGludHJvZHVjZWQgaW4gQ0VBLTg2MS4zIHNwZWMuClBhcnNp bmcgdGhlIHNhbWUgdG8gZ2V0IHRoZSBwYW5lbCdzIEhEUiBtZXRhZGF0YS4KCnYyOiBSZWJhc2Ug YW5kIGFkZGVkIFZpbGxlJ3MgUE9DIGNoYW5nZXMgdG8gdGhlIHBhdGNoLgoKdjM6IE5vIENoYW5n ZQoKdjQ6IEFkZHJlc3NlZCBTaGFzaGFuaydzIHJldmlldyBjb21tZW50cwoKU2lnbmVkLW9mZi1i eTogVW1hIFNoYW5rYXIgPHVtYS5zaGFua2FyQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9k cm0vZHJtX2VkaWQuYyB8IDUyICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysKIDEgZmlsZSBjaGFuZ2VkLCA1MiBpbnNlcnRpb25zKCspCgpkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2VkaWQuYwpp bmRleCA1ZjE0MjUzLi5jNWE4MWI4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vZHJtX2Vk aWQuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2VkaWQuYwpAQCAtMjgzNCw2ICsyODM0LDcg QEAgc3RhdGljIGludCBkcm1fY3Z0X21vZGVzKHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0 b3IsCiAjZGVmaW5lIFZJREVPX0JMT0NLICAgICAweDAyCiAjZGVmaW5lIFZFTkRPUl9CTE9DSyAg ICAweDAzCiAjZGVmaW5lIFNQRUFLRVJfQkxPQ0sJMHgwNAorI2RlZmluZSBIRFJfU1RBVElDX01F VEFEQVRBX0JMT0NLCTB4NgogI2RlZmluZSBVU0VfRVhURU5ERURfVEFHIDB4MDcKICNkZWZpbmUg RVhUX1ZJREVPX0NBUEFCSUxJVFlfQkxPQ0sgMHgwMAogI2RlZmluZSBFWFRfVklERU9fREFUQV9C TE9DS180MjAJMHgwRQpAQCAtMzU4MSw2ICszNTgyLDEyIEBAIHN0YXRpYyBpbnQgYWRkXzNkX3N0 cnVjdF9tb2RlcyhzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLCB1MTYgc3RydWN0dXJl LAogfQogCiBzdGF0aWMgaW50CitjZWFfZGJfcGF5bG9hZF9sZW5fZXh0KGNvbnN0IHU4ICpkYikK K3sKKwlyZXR1cm4gKGRiWzBdICYgMHgxZikgLSAxOworfQorCitzdGF0aWMgaW50CiBjZWFfZGJf ZXh0ZW5kZWRfdGFnKGNvbnN0IHU4ICpkYikKIHsKIAlyZXR1cm4gZGJbMV07CkBAIC0zODE2LDYg KzM4MjMsNDkgQEAgc3RhdGljIHZvaWQgZml4dXBfZGV0YWlsZWRfY2VhX21vZGVfY2xvY2soc3Ry dWN0IGRybV9kaXNwbGF5X21vZGUgKm1vZGUpCiAJbW9kZS0+Y2xvY2sgPSBjbG9jazsKIH0KIAor c3RhdGljIGJvb2wgY2VhX2RiX2lzX2hkbWlfaGRyX21ldGFkYXRhX2Jsb2NrKGNvbnN0IHU4ICpk YikKK3sKKwlpZiAoY2VhX2RiX3RhZyhkYikgIT0gVVNFX0VYVEVOREVEX1RBRykKKwkJcmV0dXJu IGZhbHNlOworCisJaWYgKGRiWzFdICE9IEhEUl9TVEFUSUNfTUVUQURBVEFfQkxPQ0spCisJCXJl dHVybiBmYWxzZTsKKworCXJldHVybiB0cnVlOworfQorCitzdGF0aWMgdWludDhfdCBlb3RmX3N1 cHBvcnRlZChjb25zdCB1OCAqZWRpZF9leHQpCit7CisKKwlyZXR1cm4gZWRpZF9leHRbMl0gJgor CQkoQklUKEhETUlfRU9URl9UUkFESVRJT05BTF9HQU1NQV9TRFIpIHwKKwkJIEJJVChIRE1JX0VP VEZfVFJBRElUSU9OQUxfR0FNTUFfSERSKSB8CisJCSBCSVQoSERNSV9FT1RGX1NNUFRFX1NUMjA4 NCkpOworCit9CisKK3N0YXRpYyB1aW50OF90IGhkcl9tZXRhZGF0YV90eXBlKGNvbnN0IHU4ICpl ZGlkX2V4dCkKK3sKKworCXJldHVybiBlZGlkX2V4dFszXSAmCisJCUJJVChIRE1JX1NUQVRJQ19N RVRBREFUQV9UWVBFMSk7Cit9CisKK3N0YXRpYyB2b2lkCitkcm1fcGFyc2VfaGRyX21ldGFkYXRh X2Jsb2NrKHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IsIGNvbnN0IHU4ICpkYikKK3sK Kwl1aW50MTZfdCBsZW47CisKKwlsZW4gPSBjZWFfZGJfcGF5bG9hZF9sZW5fZXh0KGRiKTsKKwlj b25uZWN0b3ItPmhkcl9tZXRhZGF0YS5lb3RmID0gZW90Zl9zdXBwb3J0ZWQoZGIpOworCWNvbm5l Y3Rvci0+aGRyX21ldGFkYXRhLm1ldGFkYXRhX3R5cGUgPSBoZHJfbWV0YWRhdGFfdHlwZShkYik7 CisKKwlpZiAobGVuID49IDUpCisJCWNvbm5lY3Rvci0+aGRyX21ldGFkYXRhLm1heF9mYWxsID0g ZGJbNV07CisJaWYgKGxlbiA+PSA0KQorCQljb25uZWN0b3ItPmhkcl9tZXRhZGF0YS5tYXhfY2xs ID0gZGJbNF07Cit9CisKIHN0YXRpYyB2b2lkCiBkcm1fcGFyc2VfaGRtaV92c2RiX2F1ZGlvKHN0 cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IsIGNvbnN0IHU4ICpkYikKIHsKQEAgLTQ0NDMs NiArNDQ5Myw4IEBAIHN0YXRpYyB2b2lkIGRybV9wYXJzZV9jZWFfZXh0KHN0cnVjdCBkcm1fY29u bmVjdG9yICpjb25uZWN0b3IsCiAJCQlkcm1fcGFyc2VfeTQyMGNtZGJfYml0bWFwKGNvbm5lY3Rv ciwgZGIpOwogCQlpZiAoY2VhX2RiX2lzX3ZjZGIoZGIpKQogCQkJZHJtX3BhcnNlX3ZjZGIoY29u bmVjdG9yLCBkYik7CisJCWlmIChjZWFfZGJfaXNfaGRtaV9oZHJfbWV0YWRhdGFfYmxvY2soZGIp KQorCQkJZHJtX3BhcnNlX2hkcl9tZXRhZGF0YV9ibG9jayhjb25uZWN0b3IsIGRiKTsKIAl9CiB9 CiAKLS0gCjEuOS4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n Zng=