1*de0de752SAndroid Build Coastguard Worker /* compress.h 2*de0de752SAndroid Build Coastguard Worker ** 3*de0de752SAndroid Build Coastguard Worker ** Copyright (c) 2019, The Linux Foundation. All rights reserved. 4*de0de752SAndroid Build Coastguard Worker ** 5*de0de752SAndroid Build Coastguard Worker ** Redistribution and use in source and binary forms, with or without 6*de0de752SAndroid Build Coastguard Worker ** modification, are permitted provided that the following conditions are 7*de0de752SAndroid Build Coastguard Worker ** met: 8*de0de752SAndroid Build Coastguard Worker ** * Redistributions of source code must retain the above copyright 9*de0de752SAndroid Build Coastguard Worker ** notice, this list of conditions and the following disclaimer. 10*de0de752SAndroid Build Coastguard Worker ** * Redistributions in binary form must reproduce the above 11*de0de752SAndroid Build Coastguard Worker ** copyright notice, this list of conditions and the following 12*de0de752SAndroid Build Coastguard Worker ** disclaimer in the documentation and/or other materials provided 13*de0de752SAndroid Build Coastguard Worker ** with the distribution. 14*de0de752SAndroid Build Coastguard Worker ** * Neither the name of The Linux Foundation nor the names of its 15*de0de752SAndroid Build Coastguard Worker ** contributors may be used to endorse or promote products derived 16*de0de752SAndroid Build Coastguard Worker ** from this software without specific prior written permission. 17*de0de752SAndroid Build Coastguard Worker ** 18*de0de752SAndroid Build Coastguard Worker ** THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 19*de0de752SAndroid Build Coastguard Worker ** WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 20*de0de752SAndroid Build Coastguard Worker ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 21*de0de752SAndroid Build Coastguard Worker ** ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 22*de0de752SAndroid Build Coastguard Worker ** BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*de0de752SAndroid Build Coastguard Worker ** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*de0de752SAndroid Build Coastguard Worker ** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 25*de0de752SAndroid Build Coastguard Worker ** BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26*de0de752SAndroid Build Coastguard Worker ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 27*de0de752SAndroid Build Coastguard Worker ** OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 28*de0de752SAndroid Build Coastguard Worker ** IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29*de0de752SAndroid Build Coastguard Worker **/ 30*de0de752SAndroid Build Coastguard Worker 31*de0de752SAndroid Build Coastguard Worker #ifndef __COMPRESS_H__ 32*de0de752SAndroid Build Coastguard Worker #define __COMPRESS_H__ 33*de0de752SAndroid Build Coastguard Worker 34*de0de752SAndroid Build Coastguard Worker #include <poll.h> 35*de0de752SAndroid Build Coastguard Worker 36*de0de752SAndroid Build Coastguard Worker #include "sound/compress_params.h" 37*de0de752SAndroid Build Coastguard Worker #include "sound/compress_offload.h" 38*de0de752SAndroid Build Coastguard Worker 39*de0de752SAndroid Build Coastguard Worker struct compress_ops { 40*de0de752SAndroid Build Coastguard Worker int (*open) (unsigned int card, unsigned int device, 41*de0de752SAndroid Build Coastguard Worker unsigned int flags, void **data, void *node); 42*de0de752SAndroid Build Coastguard Worker void (*close) (void *data); 43*de0de752SAndroid Build Coastguard Worker int (*ioctl) (void *data, unsigned int cmd, ...); 44*de0de752SAndroid Build Coastguard Worker int (*read) (void *data, void *buf, size_t size); 45*de0de752SAndroid Build Coastguard Worker int (*write) (void *data, const void *buf, size_t size); 46*de0de752SAndroid Build Coastguard Worker int (*poll) (void *data, struct pollfd *fds, nfds_t nfds, 47*de0de752SAndroid Build Coastguard Worker int timeout); 48*de0de752SAndroid Build Coastguard Worker }; 49*de0de752SAndroid Build Coastguard Worker 50*de0de752SAndroid Build Coastguard Worker #endif /* end of __PCM_H__ */ 51