not sure, if it is related, but my dmesg output contains:
[ 6444.731629] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid, remainder is 160 [ 6444.731633] [drm:drm_edid_block_valid] *ERROR* Raw EDID: [ 6444.731635] <3>1f ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731637] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731639] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731641] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731643] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731645] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731647] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731649] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................ [ 6444.731650]
not sure, if it is related, but my dmesg output contains:
[ 6444.731629] [drm:drm_ edid_block_ valid] *ERROR* EDID checksum is invalid, remainder is 160 edid_block_ valid] *ERROR* Raw EDID:
[ 6444.731633] [drm:drm_
[ 6444.731635] <3>1f ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731637] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731639] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731641] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731643] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731645] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731647] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731649] <3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 6444.731650]