| // SPDX-License-Identifier: GPL-2.0 | |
| /* | |
| * u_uac1.h - Utility definitions for UAC1 function | |
| * | |
| * Copyright (C) 2016 Ruslan Bilovol <ruslan.bilovol@gmail.com> | |
| */ | |
| #ifndef __U_UAC1_H | |
| #define __U_UAC1_H | |
| #include <linux/usb/composite.h> | |
| #define UAC1_OUT_EP_MAX_PACKET_SIZE 200 | |
| #define UAC1_DEF_CCHMASK 0x3 | |
| #define UAC1_DEF_CSRATE 48000 | |
| #define UAC1_DEF_CSSIZE 2 | |
| #define UAC1_DEF_PCHMASK 0x3 | |
| #define UAC1_DEF_PSRATE 48000 | |
| #define UAC1_DEF_PSSIZE 2 | |
| #define UAC1_DEF_REQ_NUM 2 | |
| struct f_uac1_opts { | |
| struct usb_function_instance func_inst; | |
| int c_chmask; | |
| int c_srate; | |
| int c_ssize; | |
| int p_chmask; | |
| int p_srate; | |
| int p_ssize; | |
| int req_number; | |
| unsigned bound:1; | |
| struct mutex lock; | |
| int refcnt; | |
| }; | |
| #endif /* __U_UAC1_H */ |