From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [v10 03/12] drm: Parse HDR metadata info from EDID Date: Wed, 15 May 2019 22:36:17 +0300 Message-ID: <20190515193617.GI24299@intel.com> References: <1557855394-12214-1-git-send-email-uma.shankar@intel.com> <1557855394-12214-4-git-send-email-uma.shankar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <1557855394-12214-4-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: Uma Shankar Cc: dcastagna@chromium.org, jonas@kwiboo.se, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, seanpaul@chromium.org List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCBNYXkgMTQsIDIwMTkgYXQgMTE6MDY6MjVQTSArMDUzMCwgVW1hIFNoYW5rYXIgd3Jv dGU6Cj4gSERSIG1ldGFkYXRhIGJsb2NrIGlzIGludHJvZHVjZWQgaW4gQ0VBLTg2MS4zIHNwZWMu Cj4gUGFyc2luZyB0aGUgc2FtZSB0byBnZXQgdGhlIHBhbmVsJ3MgSERSIG1ldGFkYXRhLgo+IAo+ IHYyOiBSZWJhc2UgYW5kIGFkZGVkIFZpbGxlJ3MgUE9DIGNoYW5nZXMgdG8gdGhlIHBhdGNoLgo+ IAo+IHYzOiBObyBDaGFuZ2UKPiAKPiB2NDogQWRkcmVzc2VkIFNoYXNoYW5rJ3MgcmV2aWV3IGNv bW1lbnRzCj4gCj4gdjU6IEFkZHJlc3NlZCBTaGFzaGFuaydzIGNvbW1lbnQgYW5kIGFkZGVkIGhp cyBSQi4KPiAKPiB2NjogQWRkcmVzc2VkIEpvbmFzIEthcmxtYW4gcmV2aWV3IGNvbW1lbnRzLgo+ IAo+IHY3OiBBZHJlc3NlZCBWaWxsZSdzIHJldmlldyBjb21tZW50cyBhbmQgZml4ZWQgdGhlIGlz c3VlCj4gd2l0aCBsZW5ndGggaGFuZGxpbmcuCj4gCj4gU2lnbmVkLW9mZi1ieTogVW1hIFNoYW5r YXIgPHVtYS5zaGFua2FyQGludGVsLmNvbT4KPiBSZXZpZXdlZC1ieTogU2hhc2hhbmsgU2hhcm1h IDxzaGFzaGFuay5zaGFybWFAaW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vZHJt X2VkaWQuYyB8IDQ5ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysKPiAgMSBmaWxlIGNoYW5nZWQsIDQ5IGluc2VydGlvbnMoKykKPiAKPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2RybV9lZGlkLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2VkaWQuYwo+ IGluZGV4IDg1MmJkZDguLjJlMGI1YmUgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2Ry bV9lZGlkLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2VkaWQuYwo+IEBAIC0yODUyLDYg KzI4NTIsNyBAQCBzdGF0aWMgaW50IGRybV9jdnRfbW9kZXMoc3RydWN0IGRybV9jb25uZWN0b3Ig KmNvbm5lY3RvciwKPiAgI2RlZmluZSBWSURFT19CTE9DSyAgICAgMHgwMgo+ICAjZGVmaW5lIFZF TkRPUl9CTE9DSyAgICAweDAzCj4gICNkZWZpbmUgU1BFQUtFUl9CTE9DSwkweDA0Cj4gKyNkZWZp bmUgSERSX1NUQVRJQ19NRVRBREFUQV9CTE9DSwkweDYKPiAgI2RlZmluZSBVU0VfRVhURU5ERURf VEFHIDB4MDcKPiAgI2RlZmluZSBFWFRfVklERU9fQ0FQQUJJTElUWV9CTE9DSyAweDAwCj4gICNk ZWZpbmUgRVhUX1ZJREVPX0RBVEFfQkxPQ0tfNDIwCTB4MEUKPiBAQCAtMzgzNCw2ICszODM1LDUy IEBAIHN0YXRpYyB2b2lkIGZpeHVwX2RldGFpbGVkX2NlYV9tb2RlX2Nsb2NrKHN0cnVjdCBkcm1f ZGlzcGxheV9tb2RlICptb2RlKQo+ICAJbW9kZS0+Y2xvY2sgPSBjbG9jazsKPiAgfQo+ICAKPiAr c3RhdGljIGJvb2wgY2VhX2RiX2lzX2hkbWlfaGRyX21ldGFkYXRhX2Jsb2NrKGNvbnN0IHU4ICpk YikKPiArewo+ICsJaWYgKGNlYV9kYl90YWcoZGIpICE9IFVTRV9FWFRFTkRFRF9UQUcpCj4gKwkJ cmV0dXJuIGZhbHNlOwo+ICsKPiArCWlmIChkYlsxXSAhPSBIRFJfU1RBVElDX01FVEFEQVRBX0JM T0NLKQo+ICsJCXJldHVybiBmYWxzZTsKPiArCj4gKwlyZXR1cm4gdHJ1ZTsKPiArfQo+ICsKPiAr c3RhdGljIHVpbnQ4X3QgZW90Zl9zdXBwb3J0ZWQoY29uc3QgdTggKmVkaWRfZXh0KQo+ICt7Cj4g KwlyZXR1cm4gZWRpZF9leHRbMl0gJgo+ICsJCShCSVQoSERNSV9FT1RGX1RSQURJVElPTkFMX0dB TU1BX1NEUikgfAo+ICsJCSBCSVQoSERNSV9FT1RGX1RSQURJVElPTkFMX0dBTU1BX0hEUikgfAo+ ICsJCSBCSVQoSERNSV9FT1RGX1NNUFRFX1NUMjA4NCkpOwo+ICt9Cj4gKwo+ICtzdGF0aWMgdWlu dDhfdCBoZHJfbWV0YWRhdGFfdHlwZShjb25zdCB1OCAqZWRpZF9leHQpCj4gK3sKPiArCXJldHVy biBlZGlkX2V4dFszXSAmCj4gKwkJQklUKEhETUlfU1RBVElDX01FVEFEQVRBX1RZUEUxKTsKPiAr fQo+ICsKPiArc3RhdGljIHZvaWQKPiArZHJtX3BhcnNlX2hkcl9tZXRhZGF0YV9ibG9jayhzdHJ1 Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLCBjb25zdCB1OCAqZGIpCj4gK3sKPiArCXUxNiBs ZW47Cj4gKwo+ICsJbGVuID0gY2VhX2RiX3BheWxvYWRfbGVuKGRiKTsKPiArCWlmIChsZW4gPj0g MykgewoKSSBiZWxpZXZlIGluIG90aGVyIGNhc2VzIHdlJ3ZlIHB1dCB0aGUgbGVuZ3RoIGNoZWNr IGZvciB0aGUKbWFuZGF0b3J5IGJ5dGVzIGludG8gdGhlIGNlYV9kYl9pc19mb28oKSBmdW5jdGlv bi4gV291bGQgYmUKZ29vZCB0byBmb2xsb3cgdGhlIHBhdGggbGFpZCBvdXQgYnkgZXhpc3Rpbmcg Y29kZSBoZXJlIHRvby4KCj4gKwkJY29ubmVjdG9yLT5oZHJfc2lua19tZXRhZGF0YS5oZG1pX3R5 cGUxLmVvdGYgPQo+ICsJCQkJCQllb3RmX3N1cHBvcnRlZChkYik7Cj4gKwkJY29ubmVjdG9yLT5o ZHJfc2lua19tZXRhZGF0YS5oZG1pX3R5cGUxLm1ldGFkYXRhX3R5cGUgPQo+ICsJCQkJCQloZHJf bWV0YWRhdGFfdHlwZShkYik7Cj4gKwl9Cj4gKwo+ICsJaWYgKGxlbiA+PSA0KQo+ICsJCWNvbm5l Y3Rvci0+aGRyX3NpbmtfbWV0YWRhdGEuaGRtaV90eXBlMS5tYXhfY2xsID0gZGJbNF07Cj4gKwlp ZiAobGVuID49IDUpCj4gKwkJY29ubmVjdG9yLT5oZHJfc2lua19tZXRhZGF0YS5oZG1pX3R5cGUx Lm1heF9mYWxsID0gZGJbNV07Cj4gKwlpZiAobGVuID49IDYpCj4gKwkJY29ubmVjdG9yLT5oZHJf c2lua19tZXRhZGF0YS5oZG1pX3R5cGUxLm1pbl9jbGwgPSBkYls2XTsKPiArfQo+ICsKPiAgc3Rh dGljIHZvaWQKPiAgZHJtX3BhcnNlX2hkbWlfdnNkYl9hdWRpbyhzdHJ1Y3QgZHJtX2Nvbm5lY3Rv ciAqY29ubmVjdG9yLCBjb25zdCB1OCAqZGIpCj4gIHsKPiBAQCAtNDQ2MSw2ICs0NTA4LDggQEAg c3RhdGljIHZvaWQgZHJtX3BhcnNlX2NlYV9leHQoc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5l Y3RvciwKPiAgCQkJZHJtX3BhcnNlX3k0MjBjbWRiX2JpdG1hcChjb25uZWN0b3IsIGRiKTsKPiAg CQlpZiAoY2VhX2RiX2lzX3ZjZGIoZGIpKQo+ICAJCQlkcm1fcGFyc2VfdmNkYihjb25uZWN0b3Is IGRiKTsKPiArCQlpZiAoY2VhX2RiX2lzX2hkbWlfaGRyX21ldGFkYXRhX2Jsb2NrKGRiKSkKPiAr CQkJZHJtX3BhcnNlX2hkcl9tZXRhZGF0YV9ibG9jayhjb25uZWN0b3IsIGRiKTsKPiAgCX0KPiAg fQo+ICAKPiAtLSAKPiAxLjkuMQoKLS0gClZpbGxlIFN5cmrDpGzDpApJbnRlbApfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBs aXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=