1 What: /config/usb-gadget/gadget/func 1 What: /config/usb-gadget/gadget/functions/uac2.name
2 Date: Sep 2014 2 Date: Sep 2014
3 KernelVersion: 3.18 3 KernelVersion: 3.18
4 Description: 4 Description:
5 The attributes: 5 The attributes:
6 6
7 ===================== ====== 7 ===================== =======================================
8 c_chmask captur 8 c_chmask capture channel mask
9 c_srate list o !! 9 c_srate capture sampling rate
10 c_ssize captur 10 c_ssize capture sample size (bytes)
11 c_hs_bint captur <<
12 c_sync captur 11 c_sync capture synchronization type
13 (async 12 (async/adaptive)
14 c_mute_present captur 13 c_mute_present capture mute control enable
15 c_volume_present captur 14 c_volume_present capture volume control enable
16 c_volume_min captur 15 c_volume_min capture volume control min value
17 (in 1/ 16 (in 1/256 dB)
18 c_volume_max captur 17 c_volume_max capture volume control max value
19 (in 1/ 18 (in 1/256 dB)
20 c_volume_res captur 19 c_volume_res capture volume control resolution
21 (in 1/ 20 (in 1/256 dB)
22 fb_max maximu 21 fb_max maximum extra bandwidth in async mode
23 p_chmask playba 22 p_chmask playback channel mask
24 p_srate list o !! 23 p_srate playback sampling rate
25 p_ssize playba 24 p_ssize playback sample size (bytes)
26 p_hs_bint playba <<
27 p_mute_present playba 25 p_mute_present playback mute control enable
28 p_volume_present playba 26 p_volume_present playback volume control enable
29 p_volume_min playba 27 p_volume_min playback volume control min value
30 (in 1/ 28 (in 1/256 dB)
31 p_volume_max playba 29 p_volume_max playback volume control max value
32 (in 1/ 30 (in 1/256 dB)
33 p_volume_res playba 31 p_volume_res playback volume control resolution
34 (in 1/ 32 (in 1/256 dB)
35 req_number the nu 33 req_number the number of pre-allocated requests
36 for bo 34 for both capture and playback
37 function_name name o <<
38 if_ctrl_name topolo <<
39 clksrc_in_name input <<
40 clksrc_out_name output <<
41 p_it_name playba <<
42 p_it_ch_name playba <<
43 p_ot_name playba <<
44 p_fu_vol_name playba <<
45 c_it_name captur <<
46 c_it_ch_name captur <<
47 c_ot_name captur <<
48 c_fu_vol_name captur <<
49 c_terminal_type code o <<
50 p_terminal_type code o <<
51 ===================== ====== 35 ===================== =======================================
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