1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2*4882a593Smuzhiyun 3*4882a593Smuzhiyun /* 4*4882a593Smuzhiyun * Xen para-virtual sound device 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Copyright (C) 2016-2018 EPAM Systems Inc. 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef __XEN_SND_FRONT_CFG_H 12*4882a593Smuzhiyun #define __XEN_SND_FRONT_CFG_H 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #include <sound/core.h> 15*4882a593Smuzhiyun #include <sound/pcm.h> 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct xen_snd_front_info; 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun struct xen_front_cfg_stream { 20*4882a593Smuzhiyun int index; 21*4882a593Smuzhiyun char *xenstore_path; 22*4882a593Smuzhiyun struct snd_pcm_hardware pcm_hw; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct xen_front_cfg_pcm_instance { 26*4882a593Smuzhiyun char name[80]; 27*4882a593Smuzhiyun int device_id; 28*4882a593Smuzhiyun struct snd_pcm_hardware pcm_hw; 29*4882a593Smuzhiyun int num_streams_pb; 30*4882a593Smuzhiyun struct xen_front_cfg_stream *streams_pb; 31*4882a593Smuzhiyun int num_streams_cap; 32*4882a593Smuzhiyun struct xen_front_cfg_stream *streams_cap; 33*4882a593Smuzhiyun }; 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun struct xen_front_cfg_card { 36*4882a593Smuzhiyun char name_short[32]; 37*4882a593Smuzhiyun char name_long[80]; 38*4882a593Smuzhiyun struct snd_pcm_hardware pcm_hw; 39*4882a593Smuzhiyun int num_pcm_instances; 40*4882a593Smuzhiyun struct xen_front_cfg_pcm_instance *pcm_instances; 41*4882a593Smuzhiyun }; 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun int xen_snd_front_cfg_card(struct xen_snd_front_info *front_info, 44*4882a593Smuzhiyun int *stream_cnt); 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun #endif /* __XEN_SND_FRONT_CFG_H */ 47