15fd54aceSGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 2f8f93d24SAndrzej Pietrasiewicz /* 3f8f93d24SAndrzej Pietrasiewicz * u_uac2.h 4f8f93d24SAndrzej Pietrasiewicz * 5f8f93d24SAndrzej Pietrasiewicz * Utility definitions for UAC2 function 6f8f93d24SAndrzej Pietrasiewicz * 7f8f93d24SAndrzej Pietrasiewicz * Copyright (c) 2014 Samsung Electronics Co., Ltd. 8f8f93d24SAndrzej Pietrasiewicz * http://www.samsung.com 9f8f93d24SAndrzej Pietrasiewicz * 10*1b4a3b51SAndrzej Pietrasiewicz * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com> 11f8f93d24SAndrzej Pietrasiewicz */ 12f8f93d24SAndrzej Pietrasiewicz 13f8f93d24SAndrzej Pietrasiewicz #ifndef U_UAC2_H 14f8f93d24SAndrzej Pietrasiewicz #define U_UAC2_H 15f8f93d24SAndrzej Pietrasiewicz 16f8f93d24SAndrzej Pietrasiewicz #include <linux/usb/composite.h> 17f8f93d24SAndrzej Pietrasiewicz 18065a107cSAndrzej Pietrasiewicz #define UAC2_DEF_PCHMASK 0x3 19065a107cSAndrzej Pietrasiewicz #define UAC2_DEF_PSRATE 48000 20065a107cSAndrzej Pietrasiewicz #define UAC2_DEF_PSSIZE 2 21065a107cSAndrzej Pietrasiewicz #define UAC2_DEF_CCHMASK 0x3 22065a107cSAndrzej Pietrasiewicz #define UAC2_DEF_CSRATE 64000 23065a107cSAndrzej Pietrasiewicz #define UAC2_DEF_CSSIZE 2 24e92b9d44SPeter Chen #define UAC2_DEF_REQ_NUM 2 25065a107cSAndrzej Pietrasiewicz 26f8f93d24SAndrzej Pietrasiewicz struct f_uac2_opts { 27f8f93d24SAndrzej Pietrasiewicz struct usb_function_instance func_inst; 28f8f93d24SAndrzej Pietrasiewicz int p_chmask; 29f8f93d24SAndrzej Pietrasiewicz int p_srate; 30f8f93d24SAndrzej Pietrasiewicz int p_ssize; 31f8f93d24SAndrzej Pietrasiewicz int c_chmask; 32f8f93d24SAndrzej Pietrasiewicz int c_srate; 33f8f93d24SAndrzej Pietrasiewicz int c_ssize; 34e92b9d44SPeter Chen int req_number; 35f8f93d24SAndrzej Pietrasiewicz bool bound; 363aeea3c5SAndrzej Pietrasiewicz 373aeea3c5SAndrzej Pietrasiewicz struct mutex lock; 383aeea3c5SAndrzej Pietrasiewicz int refcnt; 39f8f93d24SAndrzej Pietrasiewicz }; 40f8f93d24SAndrzej Pietrasiewicz 41f8f93d24SAndrzej Pietrasiewicz #endif 42