/sys/devices/pci0000:00/0000:00:1b.0/hdaudioC1D0/widgets/1a
Directories:

• /sys/devices/pci0000:00/0000:00:1b.0/hdaudioC1D0/widgets

Files:

• pcm_formats
• amp_in_caps
• pin_caps
• amp_out_caps
• connections
• pin_cfg
• caps
• power_caps
• pcm_caps