Polish channel list for TVH : https://mega.nz/#!JlgiULBL!-KGC2YvgP8mKCPo38VQUHyIqTSf3GziZJ-PleAd8TsI
Upload the files to the .kodi/userdata/addon_data/service.tvheadend42/ and do the force rescan on network so it would detect new pids.
Here’s the tutorial on converting Enigma2 channel lists to TVH : Converting Enigma2 channel list to TVHeadend