diff options
Diffstat (limited to 'drivers/usb/gadget/function/u_uac1.h')
| -rw-r--r-- | drivers/usb/gadget/function/u_uac1.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/u_uac1.h b/drivers/usb/gadget/function/u_uac1.h new file mode 100644 index 000000000000..6f188fd8633f --- /dev/null +++ b/drivers/usb/gadget/function/u_uac1.h @@ -0,0 +1,41 @@ +/* + * u_uac1.h - Utility definitions for UAC1 function + * + * Copyright (C) 2016 Ruslan Bilovol <ruslan.bilovol@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#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 */ |