83 lines
3.9 KiB
C
83 lines
3.9 KiB
C
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/*
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* Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved.
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*
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* Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in
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* the the people's Republic of China and other countries.
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* All Allwinner Technology Co.,Ltd. trademarks are used with permission.
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*
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* DISCLAIMER
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* THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT.
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* IF YOU NEED TO INTEGRATE THIRD PARTY’S TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.)
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* IN ALLWINNERS’SDK OR PRODUCTS, YOU SHALL BE SOLELY RESPONSIBLE TO OBTAIN
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* ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES.
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* ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS
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* COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE.
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* YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTY’S TECHNOLOGY.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT
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* PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND,
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* WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING
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* THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE
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* OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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* IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __SOUND_KSOUND_H
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#define __SOUND_KSOUND_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "pcm_common.h"
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typedef struct snd_pcm_substream snd_pcm_substream_t;
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/* pcm */
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int ksnd_pcm_open(int card_num, int device_num, int stream, int mode, void **substream);
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int ksnd_pcm_release(int card_num, int device_num, int stream);
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int ksnd_pcm_hw_refine(void *substream, void *params);
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int ksnd_pcm_prepare(void *substream_handle);
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int ksnd_pcm_reset(void *substream_handle);
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int ksnd_pcm_hw_params(void *substream_handle, void *params_wrapper);
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int ksnd_pcm_hw_free(void *substream_handle);
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snd_pcm_sframes_t ksnd_pcm_writei(void *substream_handle, const void *buffer, snd_pcm_uframes_t size);
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snd_pcm_sframes_t ksnd_pcm_readi(void *substream_handle, void *buffer, snd_pcm_uframes_t size);
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int ksnd_pcm_start(void *substream_handle);
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int ksnd_pcm_drain(void *substream_handle);
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int ksnd_pcm_drop(void *substream_handle);
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int ksnd_pcm_pause(void *substream_handle, int enable);
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int ksnd_pcm_sw_params(void *substream_handle, void *params_wrapper);
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int ksnd_pcm_sync_ptr(void *substream_handle, void *status, void *control, unsigned int flags);
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int ksnd_pcm_delay(void *substream_handle, void *delay);
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int ksnd_pcm_channel_info(void *substream_handle, void *info_wrapper);
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void ksnd_pcm_hw_mmap_dcache_update(void *substream_handle, snd_pcm_uframes_t offset,
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snd_pcm_uframes_t size);
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int ksnd_pcm_wait(void *substream_handle, int index, int timeout);
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int ksnd_pcm_rewind(snd_pcm_substream_t *substream, snd_pcm_uframes_t frames);
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int ksnd_pcm_dsleep_init(void *substream_handle);
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int ksnd_pcm_dsleep_release(void *substream_handle, int index);
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/* ctl */
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int ksnd_ctl_num(const char *name);
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int ksnd_ctl_get(const char *name, const char *elem, void *info);
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int ksnd_ctl_get_bynum(const char *name, const unsigned int elem_num, void *info);
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int ksnd_ctl_set(const char *name, const char *elem, unsigned int val);
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int ksnd_ctl_set_bynum(const char *name, const unsigned int elem_num, unsigned int val);
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int ksnd_ctl_add_elem(const char *name, void *info);
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int ksnd_ctl_remove_elem(const char *name, const unsigned int elem_num);
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int ksnd_ctl_set_multi_args(const char *name, const char *elem, int num, ...);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __SOUND_KSOUND_H */
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