Documentation/ABI/testing/configfs-usb-gadget-uac1

   1 What:           /config/usb-gadget/gadget/functions/uac1.name
   2 Date:           June 2017
   3 KernelVersion:  4.14
   4 Description:
   5                 The attributes:
   6
   7                 =====================   =======================================
   8                 c_chmask                capture channel mask
   9                 c_srate                 list of capture sampling rates (comma-separated)
  10                 c_ssize                 capture sample size (bytes)
  11                 c_mute_present          capture mute control enable
  12                 c_volume_present        capture volume control enable
  13                 c_volume_min            capture volume control min value
  14                                         (in 1/256 dB)
  15                 c_volume_max            capture volume control max value
  16                                         (in 1/256 dB)
  17                 c_volume_res            capture volume control resolution
  18                                         (in 1/256 dB)
  19                 p_chmask                playback channel mask
  20                 p_srate                 list of playback sampling rates (comma-separated)
  21                 p_ssize                 playback sample size (bytes)
  22                 p_mute_present          playback mute control enable
  23                 p_volume_present        playback volume control enable
  24                 p_volume_min            playback volume control min value
  25                                         (in 1/256 dB)
  26                 p_volume_max            playback volume control max value
  27                                         (in 1/256 dB)
  28                 p_volume_res            playback volume control resolution
  29                                         (in 1/256 dB)
  30                 req_number              the number of pre-allocated requests
  31                                         for both capture and playback
  32                 function_name           name of the interface
  33                 p_it_name               playback input terminal name
  34                 p_it_ch_name            playback channels name
  35                 p_ot_name               playback output terminal name
  36                 p_fu_vol_name           playback mute/volume functional unit name
  37                 c_it_name               capture input terminal name
  38                 c_it_ch_name            capture channels name
  39                 c_ot_name               capture output terminal name
  40                 c_fu_vol_name           capture mute/volume functional unit name
  41                 =====================   =======================================