cf3b11a5f6
Haswell+ (2013+) uses DDI display engine — same as Gen9, should work. Gen4-Gen7 pre-Haswell uses FDI display engine — different register set. FDI (FDI_TX_CTL/FDI_RX_CTL/PCH transcoders) vs DDI (DDI_BUF_CTL). 56 pre-Gen9 device IDs added to info.rs (Total: 161, 46% of Linux 7.1)