1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* |
3 | * u_uac2.h |
4 | * |
5 | * Utility definitions for UAC2 function |
6 | * |
7 | * Copyright (c) 2014 Samsung Electronics Co., Ltd. |
8 | * http://www.samsung.com |
9 | * |
10 | * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com> |
11 | */ |
12 | |
13 | #ifndef U_UAC2_H |
14 | #define U_UAC2_H |
15 | |
16 | #include <linux/usb/composite.h> |
17 | #include "uac_common.h" |
18 | |
19 | #define UAC2_DEF_PCHMASK 0x3 |
20 | #define UAC2_DEF_PSRATE 48000 |
21 | #define UAC2_DEF_PSSIZE 2 |
22 | #define UAC2_DEF_PHSBINT 0 |
23 | #define UAC2_DEF_CCHMASK 0x3 |
24 | #define UAC2_DEF_CSRATE 64000 |
25 | #define UAC2_DEF_CSSIZE 2 |
26 | #define UAC2_DEF_CHSBINT 0 |
27 | #define UAC2_DEF_CSYNC USB_ENDPOINT_SYNC_ASYNC |
28 | |
29 | #define UAC2_DEF_MUTE_PRESENT 1 |
30 | #define UAC2_DEF_VOLUME_PRESENT 1 |
31 | #define UAC2_DEF_MIN_DB (-100*256) /* -100 dB */ |
32 | #define UAC2_DEF_MAX_DB 0 /* 0 dB */ |
33 | #define UAC2_DEF_RES_DB (1*256) /* 1 dB */ |
34 | |
35 | #define UAC2_DEF_REQ_NUM 2 |
36 | #define UAC2_DEF_INT_REQ_NUM 10 |
37 | |
38 | #define UAC2_DEF_P_TERM_TYPE 0x301 |
39 | /* UAC_OUTPUT_TERMINAL_SPEAKER */ |
40 | #define UAC2_DEF_C_TERM_TYPE 0x201 |
41 | /* UAC_INPUT_TERMINAL_MICROPHONE*/ |
42 | |
43 | struct f_uac2_opts { |
44 | struct usb_function_instance func_inst; |
45 | int p_chmask; |
46 | int p_srates[UAC_MAX_RATES]; |
47 | int p_ssize; |
48 | u8 p_hs_bint; |
49 | int c_chmask; |
50 | int c_srates[UAC_MAX_RATES]; |
51 | int c_ssize; |
52 | int c_sync; |
53 | u8 c_hs_bint; |
54 | |
55 | bool p_mute_present; |
56 | bool p_volume_present; |
57 | s16 p_volume_min; |
58 | s16 p_volume_max; |
59 | s16 p_volume_res; |
60 | |
61 | bool c_mute_present; |
62 | bool c_volume_present; |
63 | s16 c_volume_min; |
64 | s16 c_volume_max; |
65 | s16 c_volume_res; |
66 | |
67 | int req_number; |
68 | int fb_max; |
69 | bool bound; |
70 | |
71 | char function_name[32]; |
72 | |
73 | s16 p_terminal_type; |
74 | s16 c_terminal_type; |
75 | |
76 | struct mutex lock; |
77 | int refcnt; |
78 | }; |
79 | |
80 | #endif |
81 | |