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- // 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 */
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