From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uma Shankar Subject: [v7 2/9] drm: Parse HDR metadata info from EDID Date: Wed, 3 Apr 2019 01:50:23 +0530 Message-ID: <1554236430-7466-3-git-send-email-uma.shankar@intel.com> References: <1554236430-7466-1-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: <1554236430-7466-1-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: dcastagna@chromium.org, seanpaul@chromium.org, ville.syrjala@intel.com, maarten.lankhorst@intel.com List-Id: dri-devel@lists.freedesktop.org SERSIG1ldGFkYXRhIGJsb2NrIGlzIGludHJvZHVjZWQgaW4gQ0VBLTg2MS4zIHNwZWMuClBhcnNp bmcgdGhlIHNhbWUgdG8gZ2V0IHRoZSBwYW5lbCdzIEhEUiBtZXRhZGF0YS4KCnYyOiBSZWJhc2Ug YW5kIGFkZGVkIFZpbGxlJ3MgUE9DIGNoYW5nZXMgdG8gdGhlIHBhdGNoLgoKdjM6IE5vIENoYW5n ZQoKdjQ6IEFkZHJlc3NlZCBTaGFzaGFuaydzIHJldmlldyBjb21tZW50cwoKdjU6IEFkZHJlc3Nl ZCBTaGFzaGFuaydzIGNvbW1lbnQgYW5kIGFkZGVkIGhpcyBSQi4KClNpZ25lZC1vZmYtYnk6IFVt YSBTaGFua2FyIDx1bWEuc2hhbmthckBpbnRlbC5jb20+ClJldmlld2VkLWJ5OiBTaGFzaGFuayBT aGFybWEgPHNoYXNoYW5rLnNoYXJtYUBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2Ry bV9lZGlkLmMgfCA1MCArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrCiAxIGZpbGUgY2hhbmdlZCwgNTAgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL2RyaXZl cnMvZ3B1L2RybS9kcm1fZWRpZC5jIGIvZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMKaW5kZXgg MmMyMmVhNC4uZmZjY2E4MSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMK KysrIGIvZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMKQEAgLTI4MzAsNiArMjgzMCw3IEBAIHN0 YXRpYyBpbnQgZHJtX2N2dF9tb2RlcyhzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLAog I2RlZmluZSBWSURFT19CTE9DSyAgICAgMHgwMgogI2RlZmluZSBWRU5ET1JfQkxPQ0sgICAgMHgw MwogI2RlZmluZSBTUEVBS0VSX0JMT0NLCTB4MDQKKyNkZWZpbmUgSERSX1NUQVRJQ19NRVRBREFU QV9CTE9DSwkweDYKICNkZWZpbmUgVVNFX0VYVEVOREVEX1RBRyAweDA3CiAjZGVmaW5lIEVYVF9W SURFT19DQVBBQklMSVRZX0JMT0NLIDB4MDAKICNkZWZpbmUgRVhUX1ZJREVPX0RBVEFfQkxPQ0tf NDIwCTB4MEUKQEAgLTM1NzcsNiArMzU3OCwxMiBAQCBzdGF0aWMgaW50IGFkZF8zZF9zdHJ1Y3Rf bW9kZXMoc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3RvciwgdTE2IHN0cnVjdHVyZSwKIH0K IAogc3RhdGljIGludAorY2VhX2RiX3BheWxvYWRfbGVuX2V4dChjb25zdCB1OCAqZGIpCit7CisJ cmV0dXJuIChkYlswXSAmIDB4MWYpIC0gMTsKK30KKworc3RhdGljIGludAogY2VhX2RiX2V4dGVu ZGVkX3RhZyhjb25zdCB1OCAqZGIpCiB7CiAJcmV0dXJuIGRiWzFdOwpAQCAtMzgxMiw2ICszODE5 LDQ3IEBAIHN0YXRpYyB2b2lkIGZpeHVwX2RldGFpbGVkX2NlYV9tb2RlX2Nsb2NrKHN0cnVjdCBk cm1fZGlzcGxheV9tb2RlICptb2RlKQogCW1vZGUtPmNsb2NrID0gY2xvY2s7CiB9CiAKK3N0YXRp YyBib29sIGNlYV9kYl9pc19oZG1pX2hkcl9tZXRhZGF0YV9ibG9jayhjb25zdCB1OCAqZGIpCit7 CisJaWYgKGNlYV9kYl90YWcoZGIpICE9IFVTRV9FWFRFTkRFRF9UQUcpCisJCXJldHVybiBmYWxz ZTsKKworCWlmIChkYlsxXSAhPSBIRFJfU1RBVElDX01FVEFEQVRBX0JMT0NLKQorCQlyZXR1cm4g ZmFsc2U7CisKKwlyZXR1cm4gdHJ1ZTsKK30KKworc3RhdGljIHVpbnQ4X3QgZW90Zl9zdXBwb3J0 ZWQoY29uc3QgdTggKmVkaWRfZXh0KQoreworCXJldHVybiBlZGlkX2V4dFsyXSAmCisJCShCSVQo SERNSV9FT1RGX1RSQURJVElPTkFMX0dBTU1BX1NEUikgfAorCQkgQklUKEhETUlfRU9URl9UUkFE SVRJT05BTF9HQU1NQV9IRFIpIHwKKwkJIEJJVChIRE1JX0VPVEZfU01QVEVfU1QyMDg0KSk7Cit9 CisKK3N0YXRpYyB1aW50OF90IGhkcl9tZXRhZGF0YV90eXBlKGNvbnN0IHU4ICplZGlkX2V4dCkK K3sKKwlyZXR1cm4gZWRpZF9leHRbM10gJgorCQlCSVQoSERNSV9TVEFUSUNfTUVUQURBVEFfVFlQ RTEpOworfQorCitzdGF0aWMgdm9pZAorZHJtX3BhcnNlX2hkcl9tZXRhZGF0YV9ibG9jayhzdHJ1 Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLCBjb25zdCB1OCAqZGIpCit7CisJdTE2IGxlbjsK KworCWxlbiA9IGNlYV9kYl9wYXlsb2FkX2xlbl9leHQoZGIpOworCWNvbm5lY3Rvci0+aGRyX21l dGFkYXRhLmhkbWlfdHlwZTEuZW90ZiA9IGVvdGZfc3VwcG9ydGVkKGRiKTsKKwljb25uZWN0b3It Pmhkcl9tZXRhZGF0YS5oZG1pX3R5cGUxLm1ldGFkYXRhX3R5cGUgPQorCQkJCQloZHJfbWV0YWRh dGFfdHlwZShkYik7CisKKwlpZiAobGVuID49IDQpCisJCWNvbm5lY3Rvci0+aGRyX21ldGFkYXRh LmhkbWlfdHlwZTEubWF4X2NsbCA9IGRiWzRdOworCWlmIChsZW4gPj0gNSkKKwkJY29ubmVjdG9y LT5oZHJfbWV0YWRhdGEuaGRtaV90eXBlMS5tYXhfZmFsbCA9IGRiWzVdOworfQorCiBzdGF0aWMg dm9pZAogZHJtX3BhcnNlX2hkbWlfdnNkYl9hdWRpbyhzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29u bmVjdG9yLCBjb25zdCB1OCAqZGIpCiB7CkBAIC00NDM5LDYgKzQ0ODcsOCBAQCBzdGF0aWMgdm9p ZCBkcm1fcGFyc2VfY2VhX2V4dChzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLAogCQkJ ZHJtX3BhcnNlX3k0MjBjbWRiX2JpdG1hcChjb25uZWN0b3IsIGRiKTsKIAkJaWYgKGNlYV9kYl9p c192Y2RiKGRiKSkKIAkJCWRybV9wYXJzZV92Y2RiKGNvbm5lY3RvciwgZGIpOworCQlpZiAoY2Vh X2RiX2lzX2hkbWlfaGRyX21ldGFkYXRhX2Jsb2NrKGRiKSkKKwkJCWRybV9wYXJzZV9oZHJfbWV0 YWRhdGFfYmxvY2soY29ubmVjdG9yLCBkYik7CiAJfQogfQogCi0tIAoxLjkuMQoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcg bGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4