I have a new 12 core AMD Zen3 processor running in an Asus X570-E motherboard, into which I have plugged 2 DVB-T2 tuners, a TBS6284 and a Hauppauge QuadTV. Under Kubuntu 19.10 Linux, running kernel 5.3, the Hauppauge tuner works but the TBS6284 does not. lspci finds 2 entries for the QuadHD tuner, b...