Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1 | /* aac audio output device |
| 2 | * |
| 3 | * Copyright (C) 2008 Google, Inc. |
| 4 | * Copyright (C) 2008 HTC Corporation |
Satya Krishna Pindiproli | 3442f93 | 2018-01-10 16:21:40 +0530 | [diff] [blame] | 5 | * Copyright (c) 2011-2018, The Linux Foundation. All rights reserved. |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 6 | * |
| 7 | * This software is licensed under the terms of the GNU General Public |
| 8 | * License version 2, as published by the Free Software Foundation, and |
| 9 | * may be copied, distributed, and modified under those terms. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | */ |
| 17 | |
| 18 | #include <linux/msm_audio_aac.h> |
| 19 | #include <linux/compat.h> |
| 20 | #include <soc/qcom/socinfo.h> |
| 21 | #include "audio_utils_aio.h" |
| 22 | |
| 23 | #define AUDIO_AAC_DUAL_MONO_INVALID -1 |
| 24 | |
| 25 | |
| 26 | /* Default number of pre-allocated event packets */ |
| 27 | #define PCM_BUFSZ_MIN_AACM ((8*1024) + sizeof(struct dec_meta_out)) |
| 28 | static struct miscdevice audio_multiaac_misc; |
| 29 | static struct ws_mgr audio_multiaac_ws_mgr; |
| 30 | |
| 31 | #ifdef CONFIG_DEBUG_FS |
| 32 | static const struct file_operations audio_aac_debug_fops = { |
| 33 | .read = audio_aio_debug_read, |
| 34 | .open = audio_aio_debug_open, |
| 35 | }; |
| 36 | #endif |
| 37 | |
| 38 | static long audio_ioctl_shared(struct file *file, unsigned int cmd, |
| 39 | void *arg) |
| 40 | { |
| 41 | struct q6audio_aio *audio = file->private_data; |
| 42 | int rc = 0; |
| 43 | |
| 44 | switch (cmd) { |
| 45 | case AUDIO_START: { |
| 46 | struct asm_aac_cfg aac_cfg; |
| 47 | struct msm_audio_aac_config *aac_config; |
| 48 | uint32_t sbr_ps = 0x00; |
| 49 | |
| 50 | aac_config = (struct msm_audio_aac_config *)audio->codec_cfg; |
| 51 | if (audio->feedback == TUNNEL_MODE) { |
| 52 | aac_cfg.sample_rate = aac_config->sample_rate; |
| 53 | aac_cfg.ch_cfg = aac_config->channel_configuration; |
| 54 | } else { |
| 55 | aac_cfg.sample_rate = audio->pcm_cfg.sample_rate; |
| 56 | aac_cfg.ch_cfg = audio->pcm_cfg.channel_count; |
| 57 | } |
| 58 | pr_debug("%s: AUDIO_START session_id[%d]\n", __func__, |
| 59 | audio->ac->session); |
| 60 | if (audio->feedback == NON_TUNNEL_MODE) { |
| 61 | /* Configure PCM output block */ |
Satya Krishna Pindiproli | 3442f93 | 2018-01-10 16:21:40 +0530 | [diff] [blame] | 62 | rc = q6asm_enc_cfg_blk_pcm_native(audio->ac, |
Satya Krishna Pindiproli | e169e99 | 2017-09-22 11:34:35 +0530 | [diff] [blame] | 63 | audio->pcm_cfg.sample_rate, |
| 64 | audio->pcm_cfg.channel_count); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 65 | if (rc < 0) { |
| 66 | pr_err("pcm output block config failed\n"); |
| 67 | break; |
| 68 | } |
| 69 | } |
| 70 | /* turn on both sbr and ps */ |
| 71 | rc = q6asm_enable_sbrps(audio->ac, sbr_ps); |
| 72 | if (rc < 0) |
| 73 | pr_err("sbr-ps enable failed\n"); |
| 74 | if (aac_config->sbr_ps_on_flag) |
| 75 | aac_cfg.aot = AAC_ENC_MODE_EAAC_P; |
| 76 | else if (aac_config->sbr_on_flag) |
| 77 | aac_cfg.aot = AAC_ENC_MODE_AAC_P; |
| 78 | else |
| 79 | aac_cfg.aot = AAC_ENC_MODE_AAC_LC; |
| 80 | |
| 81 | switch (aac_config->format) { |
| 82 | case AUDIO_AAC_FORMAT_ADTS: |
| 83 | aac_cfg.format = 0x00; |
| 84 | break; |
| 85 | case AUDIO_AAC_FORMAT_LOAS: |
| 86 | aac_cfg.format = 0x01; |
| 87 | break; |
| 88 | case AUDIO_AAC_FORMAT_ADIF: |
| 89 | aac_cfg.format = 0x02; |
| 90 | break; |
| 91 | default: |
| 92 | case AUDIO_AAC_FORMAT_RAW: |
| 93 | aac_cfg.format = 0x03; |
| 94 | } |
| 95 | aac_cfg.ep_config = aac_config->ep_config; |
| 96 | aac_cfg.section_data_resilience = |
| 97 | aac_config->aac_section_data_resilience_flag; |
| 98 | aac_cfg.scalefactor_data_resilience = |
| 99 | aac_config->aac_scalefactor_data_resilience_flag; |
| 100 | aac_cfg.spectral_data_resilience = |
| 101 | aac_config->aac_spectral_data_resilience_flag; |
| 102 | |
| 103 | pr_debug("%s:format=%x aot=%d ch=%d sr=%d\n", |
| 104 | __func__, aac_cfg.format, |
| 105 | aac_cfg.aot, aac_cfg.ch_cfg, |
| 106 | aac_cfg.sample_rate); |
| 107 | |
| 108 | /* Configure Media format block */ |
| 109 | rc = q6asm_media_format_block_multi_aac(audio->ac, &aac_cfg); |
| 110 | if (rc < 0) { |
| 111 | pr_err("cmd media format block failed\n"); |
| 112 | break; |
| 113 | } |
Xiaoyu Ye | d99897f | 2017-11-13 23:44:32 -0800 | [diff] [blame] | 114 | |
| 115 | /* Fall back to the default number of channels |
| 116 | * if aac_cfg.ch_cfg is not between 1-6 |
| 117 | */ |
| 118 | if ((aac_cfg.ch_cfg == 0) || (aac_cfg.ch_cfg > 6)) |
| 119 | aac_cfg.ch_cfg = 2; |
| 120 | |
| 121 | rc = q6asm_set_encdec_chan_map(audio->ac, aac_cfg.ch_cfg); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 122 | if (rc < 0) { |
| 123 | pr_err("%s: cmd set encdec_chan_map failed\n", |
| 124 | __func__); |
| 125 | break; |
| 126 | } |
| 127 | rc = audio_aio_enable(audio); |
| 128 | audio->eos_rsp = 0; |
| 129 | audio->eos_flag = 0; |
| 130 | if (!rc) { |
| 131 | audio->enabled = 1; |
| 132 | } else { |
| 133 | audio->enabled = 0; |
| 134 | pr_err("Audio Start procedure failed rc=%d\n", rc); |
| 135 | break; |
| 136 | } |
| 137 | pr_info("%s: AUDIO_START sessionid[%d]enable[%d]\n", __func__, |
| 138 | audio->ac->session, |
| 139 | audio->enabled); |
| 140 | if (audio->stopped == 1) |
| 141 | audio->stopped = 0; |
| 142 | break; |
| 143 | } |
| 144 | case AUDIO_SET_AAC_CONFIG: { |
| 145 | struct msm_audio_aac_config *aac_config; |
| 146 | uint16_t sce_left = 1, sce_right = 2; |
| 147 | |
| 148 | if (arg == NULL) { |
| 149 | pr_err("%s: NULL config pointer\n", __func__); |
| 150 | rc = -EINVAL; |
| 151 | break; |
| 152 | } |
| 153 | memcpy(audio->codec_cfg, arg, |
| 154 | sizeof(struct msm_audio_aac_config)); |
| 155 | aac_config = audio->codec_cfg; |
| 156 | if (aac_config->dual_mono_mode > |
| 157 | AUDIO_AAC_DUAL_MONO_PL_SR) { |
| 158 | pr_err("%s:AUDIO_SET_AAC_CONFIG: Invalid dual_mono mode =%d\n", |
| 159 | __func__, aac_config->dual_mono_mode); |
| 160 | } else { |
| 161 | /* convert the data from user into sce_left |
| 162 | * and sce_right based on the definitions |
| 163 | */ |
| 164 | pr_debug("%s: AUDIO_SET_AAC_CONFIG: modify dual_mono mode =%d\n", |
| 165 | __func__, aac_config->dual_mono_mode); |
| 166 | switch (aac_config->dual_mono_mode) { |
| 167 | case AUDIO_AAC_DUAL_MONO_PL_PR: |
| 168 | sce_left = 1; |
| 169 | sce_right = 1; |
| 170 | break; |
| 171 | case AUDIO_AAC_DUAL_MONO_SL_SR: |
| 172 | sce_left = 2; |
| 173 | sce_right = 2; |
| 174 | break; |
| 175 | case AUDIO_AAC_DUAL_MONO_SL_PR: |
| 176 | sce_left = 2; |
| 177 | sce_right = 1; |
| 178 | break; |
| 179 | case AUDIO_AAC_DUAL_MONO_PL_SR: |
| 180 | default: |
| 181 | sce_left = 1; |
| 182 | sce_right = 2; |
| 183 | break; |
| 184 | } |
| 185 | rc = q6asm_cfg_dual_mono_aac(audio->ac, |
| 186 | sce_left, sce_right); |
| 187 | if (rc < 0) |
| 188 | pr_err("%s: asm cmd dualmono failed rc=%d\n", |
| 189 | __func__, rc); |
| 190 | } break; |
| 191 | break; |
| 192 | } |
| 193 | case AUDIO_SET_AAC_MIX_CONFIG: { |
| 194 | u32 *mix_coeff = (u32 *)arg; |
| 195 | |
| 196 | if (!arg) { |
| 197 | pr_err("%s: Invalid param for %s\n", |
| 198 | __func__, "AUDIO_SET_AAC_MIX_CONFIG"); |
| 199 | rc = -EINVAL; |
| 200 | break; |
| 201 | } |
| 202 | pr_debug("%s, AUDIO_SET_AAC_MIX_CONFIG", __func__); |
| 203 | pr_debug("%s, value of coeff = %d", |
| 204 | __func__, *mix_coeff); |
| 205 | q6asm_cfg_aac_sel_mix_coef(audio->ac, *mix_coeff); |
| 206 | if (rc < 0) |
| 207 | pr_err("%s asm aac_sel_mix_coef failed rc=%d\n", |
| 208 | __func__, rc); |
| 209 | break; |
| 210 | } |
| 211 | default: |
| 212 | pr_err("%s: Unknown ioctl cmd = %d", __func__, cmd); |
| 213 | rc = -EINVAL; |
| 214 | break; |
| 215 | } |
| 216 | return rc; |
| 217 | } |
| 218 | |
| 219 | static long audio_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
| 220 | { |
| 221 | struct q6audio_aio *audio = file->private_data; |
| 222 | int rc = 0; |
| 223 | |
| 224 | switch (cmd) { |
| 225 | case AUDIO_START: { |
| 226 | rc = audio_ioctl_shared(file, cmd, (void *)arg); |
| 227 | break; |
| 228 | } |
| 229 | case AUDIO_GET_AAC_CONFIG: { |
| 230 | if (copy_to_user((void *)arg, audio->codec_cfg, |
| 231 | sizeof(struct msm_audio_aac_config))) { |
| 232 | pr_err("%s: copy_to_user for AUDIO_GET_AAC_CONFIG failed\n" |
| 233 | , __func__); |
| 234 | rc = -EFAULT; |
| 235 | break; |
| 236 | } |
| 237 | break; |
| 238 | } |
| 239 | case AUDIO_SET_AAC_CONFIG: { |
| 240 | struct msm_audio_aac_config aac_config; |
| 241 | |
| 242 | if (copy_from_user(&aac_config, (void *)arg, |
| 243 | sizeof(aac_config))) { |
| 244 | pr_err("%s: copy_from_user for AUDIO_SET_AAC_CONFIG failed\n" |
| 245 | , __func__); |
| 246 | rc = -EFAULT; |
| 247 | } |
| 248 | rc = audio_ioctl_shared(file, cmd, &aac_config); |
| 249 | if (rc) |
| 250 | pr_err("%s:AUDIO_SET_AAC_CONFIG failed. Rc= %d\n", |
| 251 | __func__, rc); |
| 252 | break; |
| 253 | } |
| 254 | case AUDIO_SET_AAC_MIX_CONFIG: { |
| 255 | u32 mix_config; |
| 256 | |
| 257 | pr_debug("%s, AUDIO_SET_AAC_MIX_CONFIG", __func__); |
| 258 | if (copy_from_user(&mix_config, (void *)arg, |
| 259 | sizeof(u32))) { |
| 260 | pr_err("%s: copy_from_user for AUDIO_SET_AAC_MIX_CONFIG failed\n", |
| 261 | __func__); |
| 262 | rc = -EFAULT; |
| 263 | break; |
| 264 | } |
| 265 | rc = audio_ioctl_shared(file, cmd, &mix_config); |
| 266 | if (rc) |
| 267 | pr_err("%s:AUDIO_SET_AAC_CONFIG failed. Rc= %d\n", |
| 268 | __func__, rc); |
| 269 | break; |
| 270 | } |
| 271 | default: { |
| 272 | pr_debug("Calling utils ioctl\n"); |
| 273 | rc = audio->codec_ioctl(file, cmd, arg); |
| 274 | } |
| 275 | } |
| 276 | return rc; |
| 277 | } |
| 278 | |
| 279 | #ifdef CONFIG_COMPAT |
| 280 | struct msm_audio_aac_config32 { |
| 281 | s16 format; |
| 282 | u16 audio_object; |
| 283 | u16 ep_config; /* 0 ~ 3 useful only obj = ERLC */ |
| 284 | u16 aac_section_data_resilience_flag; |
| 285 | u16 aac_scalefactor_data_resilience_flag; |
| 286 | u16 aac_spectral_data_resilience_flag; |
| 287 | u16 sbr_on_flag; |
| 288 | u16 sbr_ps_on_flag; |
| 289 | u16 dual_mono_mode; |
| 290 | u16 channel_configuration; |
| 291 | u16 sample_rate; |
| 292 | }; |
| 293 | |
| 294 | enum { |
| 295 | AUDIO_SET_AAC_CONFIG_32 = _IOW(AUDIO_IOCTL_MAGIC, |
| 296 | (AUDIO_MAX_COMMON_IOCTL_NUM+0), struct msm_audio_aac_config32), |
| 297 | AUDIO_GET_AAC_CONFIG_32 = _IOR(AUDIO_IOCTL_MAGIC, |
| 298 | (AUDIO_MAX_COMMON_IOCTL_NUM+1), struct msm_audio_aac_config32), |
| 299 | }; |
| 300 | |
| 301 | static long audio_compat_ioctl(struct file *file, unsigned int cmd, |
| 302 | unsigned long arg) |
| 303 | { |
| 304 | struct q6audio_aio *audio = file->private_data; |
| 305 | int rc = 0; |
| 306 | |
| 307 | switch (cmd) { |
| 308 | case AUDIO_START: { |
| 309 | rc = audio_ioctl_shared(file, cmd, (void *)arg); |
| 310 | break; |
| 311 | } |
| 312 | case AUDIO_GET_AAC_CONFIG_32: { |
| 313 | struct msm_audio_aac_config *aac_config; |
| 314 | struct msm_audio_aac_config32 aac_config_32; |
| 315 | |
| 316 | memset(&aac_config_32, 0, sizeof(aac_config_32)); |
| 317 | |
| 318 | aac_config = (struct msm_audio_aac_config *)audio->codec_cfg; |
| 319 | aac_config_32.format = aac_config->format; |
| 320 | aac_config_32.audio_object = aac_config->audio_object; |
| 321 | aac_config_32.ep_config = aac_config->ep_config; |
| 322 | aac_config_32.aac_section_data_resilience_flag = |
| 323 | aac_config->aac_section_data_resilience_flag; |
| 324 | aac_config_32.aac_scalefactor_data_resilience_flag = |
| 325 | aac_config->aac_scalefactor_data_resilience_flag; |
| 326 | aac_config_32.aac_spectral_data_resilience_flag = |
| 327 | aac_config->aac_spectral_data_resilience_flag; |
| 328 | aac_config_32.sbr_on_flag = aac_config->sbr_on_flag; |
| 329 | aac_config_32.sbr_ps_on_flag = aac_config->sbr_ps_on_flag; |
| 330 | aac_config_32.dual_mono_mode = aac_config->dual_mono_mode; |
| 331 | aac_config_32.channel_configuration = |
| 332 | aac_config->channel_configuration; |
| 333 | aac_config_32.sample_rate = aac_config->sample_rate; |
| 334 | |
| 335 | if (copy_to_user((void *)arg, &aac_config_32, |
| 336 | sizeof(aac_config_32))) { |
| 337 | pr_err("%s: copy_to_user for AUDIO_GET_AAC_CONFIG_32 failed\n", |
| 338 | __func__); |
| 339 | rc = -EFAULT; |
| 340 | break; |
| 341 | } |
| 342 | break; |
| 343 | } |
| 344 | case AUDIO_SET_AAC_CONFIG_32: { |
| 345 | struct msm_audio_aac_config aac_config; |
| 346 | struct msm_audio_aac_config32 aac_config_32; |
| 347 | |
| 348 | pr_debug("%s: AUDIO_SET_AAC_CONFIG\n", __func__); |
| 349 | if (copy_from_user(&aac_config_32, (void *)arg, |
| 350 | sizeof(aac_config_32))) { |
| 351 | pr_err( |
| 352 | "%s: copy_from_user for AUDIO_SET_AAC_CONFIG_32 failed", |
| 353 | __func__); |
| 354 | rc = -EFAULT; |
| 355 | break; |
| 356 | } |
| 357 | aac_config.format = aac_config_32.format; |
| 358 | aac_config.audio_object = aac_config_32.audio_object; |
| 359 | aac_config.ep_config = aac_config_32.ep_config; |
| 360 | aac_config.aac_section_data_resilience_flag = |
| 361 | aac_config_32.aac_section_data_resilience_flag; |
| 362 | aac_config.aac_scalefactor_data_resilience_flag = |
| 363 | aac_config_32.aac_scalefactor_data_resilience_flag; |
| 364 | aac_config.aac_spectral_data_resilience_flag = |
| 365 | aac_config_32.aac_spectral_data_resilience_flag; |
| 366 | aac_config.sbr_on_flag = aac_config_32.sbr_on_flag; |
| 367 | aac_config.sbr_ps_on_flag = aac_config_32.sbr_ps_on_flag; |
| 368 | aac_config.dual_mono_mode = aac_config_32.dual_mono_mode; |
| 369 | aac_config.channel_configuration = |
| 370 | aac_config_32.channel_configuration; |
| 371 | aac_config.sample_rate = aac_config_32.sample_rate; |
| 372 | |
| 373 | cmd = AUDIO_SET_AAC_CONFIG; |
| 374 | rc = audio_ioctl_shared(file, cmd, &aac_config); |
| 375 | if (rc) |
| 376 | pr_err("%s:AUDIO_SET_AAC_CONFIG failed. rc= %d\n", |
| 377 | __func__, rc); |
| 378 | break; |
| 379 | } |
| 380 | case AUDIO_SET_AAC_MIX_CONFIG: { |
| 381 | u32 mix_config; |
| 382 | |
| 383 | pr_debug("%s, AUDIO_SET_AAC_MIX_CONFIG\n", __func__); |
| 384 | if (copy_from_user(&mix_config, (void *)arg, |
| 385 | sizeof(u32))) { |
| 386 | pr_err("%s: copy_from_user for AUDIO_SET_AAC_MIX_CONFIG failed\n" |
| 387 | , __func__); |
| 388 | rc = -EFAULT; |
| 389 | break; |
| 390 | } |
| 391 | rc = audio_ioctl_shared(file, cmd, &mix_config); |
| 392 | if (rc) |
| 393 | pr_err("%s:AUDIO_SET_AAC_CONFIG failed. Rc= %d\n", |
| 394 | __func__, rc); |
| 395 | break; |
| 396 | } |
| 397 | default: { |
| 398 | pr_debug("Calling utils ioctl\n"); |
| 399 | rc = audio->codec_compat_ioctl(file, cmd, arg); |
| 400 | } |
| 401 | } |
| 402 | return rc; |
| 403 | } |
| 404 | #else |
| 405 | #define audio_compat_ioctl NULL |
| 406 | #endif |
| 407 | |
| 408 | static int audio_open(struct inode *inode, struct file *file) |
| 409 | { |
| 410 | struct q6audio_aio *audio = NULL; |
| 411 | int rc = 0; |
| 412 | struct msm_audio_aac_config *aac_config = NULL; |
| 413 | |
| 414 | #ifdef CONFIG_DEBUG_FS |
| 415 | /* 4 bytes represents decoder number, 1 byte for terminate string */ |
| 416 | char name[sizeof "msm_multi_aac_" + 5]; |
| 417 | #endif |
| 418 | audio = kzalloc(sizeof(struct q6audio_aio), GFP_KERNEL); |
| 419 | |
| 420 | if (audio == NULL) |
| 421 | return -ENOMEM; |
| 422 | |
| 423 | audio->codec_cfg = kzalloc(sizeof(struct msm_audio_aac_config), |
| 424 | GFP_KERNEL); |
| 425 | if (audio->codec_cfg == NULL) { |
| 426 | kfree(audio); |
| 427 | return -ENOMEM; |
| 428 | } |
| 429 | |
| 430 | aac_config = audio->codec_cfg; |
| 431 | |
| 432 | audio->pcm_cfg.buffer_size = PCM_BUFSZ_MIN_AACM; |
| 433 | audio->miscdevice = &audio_multiaac_misc; |
| 434 | audio->wakelock_voted = false; |
| 435 | audio->audio_ws_mgr = &audio_multiaac_ws_mgr; |
| 436 | aac_config->dual_mono_mode = AUDIO_AAC_DUAL_MONO_INVALID; |
| 437 | |
| 438 | audio->ac = q6asm_audio_client_alloc((app_cb) q6_audio_cb, |
| 439 | (void *)audio); |
| 440 | |
| 441 | if (!audio->ac) { |
| 442 | pr_err("Could not allocate memory for audio client\n"); |
| 443 | kfree(audio->codec_cfg); |
| 444 | kfree(audio); |
| 445 | return -ENOMEM; |
| 446 | } |
| 447 | rc = audio_aio_open(audio, file); |
| 448 | if (rc < 0) { |
| 449 | pr_err("%s: audio_aio_open rc=%d\n", |
| 450 | __func__, rc); |
| 451 | goto fail; |
| 452 | } |
| 453 | |
| 454 | /* open in T/NT mode */ |
| 455 | if ((file->f_mode & FMODE_WRITE) && (file->f_mode & FMODE_READ)) { |
| 456 | rc = q6asm_open_read_write(audio->ac, FORMAT_LINEAR_PCM, |
| 457 | FORMAT_MPEG4_MULTI_AAC); |
| 458 | if (rc < 0) { |
| 459 | pr_err("NT mode Open failed rc=%d\n", rc); |
| 460 | rc = -ENODEV; |
| 461 | goto fail; |
| 462 | } |
| 463 | audio->feedback = NON_TUNNEL_MODE; |
| 464 | /* open AAC decoder, expected frames is always 1 |
| 465 | * audio->buf_cfg.frames_per_buf = 0x01; |
| 466 | */ |
| 467 | audio->buf_cfg.meta_info_enable = 0x01; |
| 468 | } else if ((file->f_mode & FMODE_WRITE) && |
| 469 | !(file->f_mode & FMODE_READ)) { |
| 470 | rc = q6asm_open_write(audio->ac, FORMAT_MPEG4_MULTI_AAC); |
| 471 | if (rc < 0) { |
| 472 | pr_err("T mode Open failed rc=%d\n", rc); |
| 473 | rc = -ENODEV; |
| 474 | goto fail; |
| 475 | } |
| 476 | audio->feedback = TUNNEL_MODE; |
| 477 | audio->buf_cfg.meta_info_enable = 0x00; |
| 478 | } else { |
| 479 | pr_err("Not supported mode\n"); |
| 480 | rc = -EACCES; |
| 481 | goto fail; |
| 482 | } |
| 483 | |
| 484 | #ifdef CONFIG_DEBUG_FS |
| 485 | snprintf(name, sizeof(name), "msm_multi_aac_%04x", audio->ac->session); |
| 486 | audio->dentry = debugfs_create_file(name, S_IFREG | 0444, |
| 487 | NULL, (void *)audio, |
| 488 | &audio_aac_debug_fops); |
| 489 | |
| 490 | if (IS_ERR(audio->dentry)) |
| 491 | pr_debug("debugfs_create_file failed\n"); |
| 492 | #endif |
| 493 | pr_info("%s:AAC 5.1 Decoder OPEN success mode[%d]session[%d]\n", |
| 494 | __func__, audio->feedback, audio->ac->session); |
| 495 | return rc; |
| 496 | fail: |
| 497 | q6asm_audio_client_free(audio->ac); |
| 498 | kfree(audio->codec_cfg); |
| 499 | kfree(audio); |
| 500 | return rc; |
| 501 | } |
| 502 | |
| 503 | static const struct file_operations audio_aac_fops = { |
| 504 | .owner = THIS_MODULE, |
| 505 | .open = audio_open, |
| 506 | .release = audio_aio_release, |
| 507 | .unlocked_ioctl = audio_ioctl, |
| 508 | .fsync = audio_aio_fsync, |
| 509 | .compat_ioctl = audio_compat_ioctl |
| 510 | }; |
| 511 | |
| 512 | static struct miscdevice audio_multiaac_misc = { |
| 513 | .minor = MISC_DYNAMIC_MINOR, |
| 514 | .name = "msm_multi_aac", |
| 515 | .fops = &audio_aac_fops, |
| 516 | }; |
| 517 | |
Laxminath Kasam | 8b1366a | 2017-10-05 01:44:16 +0530 | [diff] [blame] | 518 | int __init audio_multiaac_init(void) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 519 | { |
| 520 | int ret = misc_register(&audio_multiaac_misc); |
| 521 | |
| 522 | if (ret == 0) |
| 523 | device_init_wakeup(audio_multiaac_misc.this_device, true); |
| 524 | audio_multiaac_ws_mgr.ref_cnt = 0; |
| 525 | mutex_init(&audio_multiaac_ws_mgr.ws_lock); |
| 526 | |
| 527 | return ret; |
| 528 | } |
| 529 | |
Asish Bhattacharya | 5faacb3 | 2017-12-04 17:23:15 +0530 | [diff] [blame] | 530 | void audio_multiaac_exit(void) |
Laxminath Kasam | 8b1366a | 2017-10-05 01:44:16 +0530 | [diff] [blame] | 531 | { |
| 532 | mutex_destroy(&audio_multiaac_ws_mgr.ws_lock); |
| 533 | misc_deregister(&audio_multiaac_misc); |
| 534 | } |