andy@andy-desktop:~$ cat /proc/asound/card*/eld* monitor_present 1 eld_valid 1 monitor_name Panasonic-TV connection_type HDMI eld_version [0x2] CEA-861D or below edid_version [0x0] no CEA EDID Timing Extension block present manufacture_id 0xa934 product_id 0xa0a6 port_id 0x10000000005 support_hdcp 0 support_ai 0 audio_sync_delay 0 speakers [0x1] FL/FR sad_count 1 sad0_coding_type [0x1] LPCM sad0_channels 2 sad0_rates [0xe0] 32000 44100 48000 sad0_bits [0x20000] 16 monitor_present 0 eld_valid 0 monitor_present 0 eld_valid 0 monitor_present 0 eld_valid 0 monitor_present 0 eld_valid 0 monitor_present 0 eld_valid 0 andy@andy-desktop:~$ uname -a Linux andy-desktop 3.19.0-22-generic #22-Ubuntu SMP Tue Jun 16 17:15:15 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux