4 * Copyright (c) 2016 Samsung Electronics Co., Ltd. All rights reserved.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
24 #include "tizen-audio-internal.h"
25 #include "tizen-audio-impl.h"
27 audio_return_t _audio_pcm_init(audio_hal_t *ah)
29 AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
31 ah->device.pcm_in = NULL;
32 ah->device.pcm_out = NULL;
33 ah->device.fmradio_pcm_out = NULL;
34 pthread_mutex_init(&ah->device.pcm_lock, NULL);
35 pthread_mutex_init(&ah->device.device_lock, NULL);
36 pthread_cond_init(&ah->device.device_cond, NULL);
37 ah->device.pcm_count = 0;
42 audio_return_t _audio_pcm_deinit(audio_hal_t *ah)
44 AUDIO_RETURN_VAL_IF_FAIL(ah, AUDIO_ERR_PARAMETER);
46 pthread_mutex_destroy(&ah->device.pcm_lock);
47 pthread_mutex_destroy(&ah->device.device_lock);
48 pthread_cond_destroy(&ah->device.device_cond);
53 audio_return_t audio_pcm_open(void *audio_handle, void **pcm_handle, uint32_t direction, void *sample_spec, uint32_t period_size, uint32_t periods)
55 audio_return_t audio_ret = AUDIO_RET_OK;
56 audio_hal_t *ah = NULL;
58 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
59 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
60 AUDIO_RETURN_VAL_IF_FAIL(sample_spec, AUDIO_ERR_PARAMETER);
61 AUDIO_RETURN_VAL_IF_FAIL((period_size > 0), AUDIO_ERR_PARAMETER);
62 AUDIO_RETURN_VAL_IF_FAIL((periods > 0), AUDIO_ERR_PARAMETER);
64 if ((audio_ret = _pcm_open(pcm_handle, direction, sample_spec, period_size, periods)))
67 ah = (audio_hal_t*)audio_handle;
68 ah->device.pcm_count++;
69 AUDIO_LOG_INFO("Opening PCM handle 0x%x", *pcm_handle);
74 audio_return_t audio_pcm_start(void *audio_handle, void *pcm_handle)
76 audio_return_t audio_ret = AUDIO_RET_OK;
78 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
79 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
81 audio_ret = _pcm_start(pcm_handle);
86 audio_return_t audio_pcm_stop(void *audio_handle, void *pcm_handle)
88 audio_return_t audio_ret = AUDIO_RET_OK;
90 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
91 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
93 audio_ret = _pcm_stop(pcm_handle);
98 audio_return_t audio_pcm_close(void *audio_handle, void *pcm_handle)
100 audio_return_t audio_ret = AUDIO_RET_OK;
101 audio_hal_t *ah = NULL;
103 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
104 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
106 if ((audio_ret = _pcm_close(pcm_handle)))
110 ah = (audio_hal_t*)audio_handle;
111 ah->device.pcm_count--;
113 AUDIO_LOG_INFO("PCM handle close success (count:%d)", ah->device.pcm_count);
118 audio_return_t audio_pcm_avail(void *audio_handle, void *pcm_handle, uint32_t *avail)
120 audio_return_t audio_ret = AUDIO_RET_OK;
122 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
123 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
124 AUDIO_RETURN_VAL_IF_FAIL(avail, AUDIO_ERR_PARAMETER);
126 audio_ret = _pcm_avail(pcm_handle, avail);
131 audio_return_t audio_pcm_write(void *audio_handle, void *pcm_handle, const void *buffer, uint32_t frames)
133 audio_return_t audio_ret = AUDIO_RET_OK;
135 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
136 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
138 audio_ret = _pcm_write(pcm_handle, buffer, frames);
143 audio_return_t audio_pcm_read(void *audio_handle, void *pcm_handle, void *buffer, uint32_t frames)
145 audio_return_t audio_ret = AUDIO_RET_OK;
147 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
148 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
150 audio_ret = _pcm_read(pcm_handle, buffer, frames);
155 audio_return_t audio_pcm_get_fd(void *audio_handle, void *pcm_handle, int *fd)
157 audio_return_t audio_ret = AUDIO_RET_OK;
159 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
160 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
161 AUDIO_RETURN_VAL_IF_FAIL(fd, AUDIO_ERR_PARAMETER);
163 audio_ret = _pcm_get_fd(pcm_handle, fd);
168 audio_return_t audio_pcm_recover(void *audio_handle, void *pcm_handle, int revents)
170 audio_return_t audio_ret = AUDIO_RET_OK;
172 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
173 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
175 audio_ret = _pcm_recover(pcm_handle, revents);
180 audio_return_t audio_pcm_get_params(void *audio_handle, void *pcm_handle, uint32_t direction, void **sample_spec, uint32_t *period_size, uint32_t *periods)
182 audio_return_t audio_ret = AUDIO_RET_OK;
184 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
185 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
186 AUDIO_RETURN_VAL_IF_FAIL(sample_spec, AUDIO_ERR_PARAMETER);
187 AUDIO_RETURN_VAL_IF_FAIL(period_size, AUDIO_ERR_PARAMETER);
188 AUDIO_RETURN_VAL_IF_FAIL(periods, AUDIO_ERR_PARAMETER);
190 audio_ret = _pcm_get_params(pcm_handle, direction, sample_spec, period_size, periods);
195 audio_return_t audio_pcm_set_params(void *audio_handle, void *pcm_handle, uint32_t direction, void *sample_spec, uint32_t period_size, uint32_t periods)
197 audio_return_t audio_ret = AUDIO_RET_OK;
199 AUDIO_RETURN_VAL_IF_FAIL(audio_handle, AUDIO_ERR_PARAMETER);
200 AUDIO_RETURN_VAL_IF_FAIL(pcm_handle, AUDIO_ERR_PARAMETER);
201 AUDIO_RETURN_VAL_IF_FAIL(sample_spec, AUDIO_ERR_PARAMETER);
202 AUDIO_RETURN_VAL_IF_FAIL(period_size, AUDIO_ERR_PARAMETER);
203 AUDIO_RETURN_VAL_IF_FAIL(periods, AUDIO_ERR_PARAMETER);
205 audio_ret = _pcm_set_params(pcm_handle, direction, sample_spec, period_size, periods);