Hi, Le 2021-04-29 19:01, Bastian Germann a écrit : > Am 21.04.21 um 07:24 schrieb Salvatore Bonaccorso: > > Were you able to verify that enabling those two as modules make it > > work? > > I honestly do not know how to check from userspace. xrandr has a Content > Protection flag that is responsible for enabling/indicating HDCP usage. It > works but I cannot verify it to be HDCP v2.2 (v1.4 works without those > configs). libhdcpsdk has a HDCPSetProtectionLevel but I do not have the time > right now to write a test program.
Running 'xrandr --verbose' from Xorg should give you the supported HDCP Content Type. If that reports "HDCP Type1" then support for HDCP 2.2 is enabled. Cheers, Vincent
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