/arch/arm/mach-fsm/qdsp6/q6audio.c
https://bitbucket.org/sammyz/iscream_thunderc-2.6.35-rebase · C · 1852 lines · 1529 code · 298 blank · 25 comment · 231 complexity · efad4e9e4a09de0070cbd51e44fd14f2 MD5 · raw file
- /*
- * Copyright (C) 2009 Google, Inc.
- * Copyright (c) 2010, Code Aurora Forum. All rights reserved.
- * Author: Brian Swetland <swetland@google.com>
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- */
- #include <linux/mutex.h>
- #include <linux/sched.h>
- #include <linux/wait.h>
- #include <linux/dma-mapping.h>
- #include <linux/clk.h>
- #include <linux/delay.h>
- #include <linux/wakelock.h>
- #include <linux/android_pmem.h>
- #include <linux/firmware.h>
- #include <linux/miscdevice.h>
- #include "dal.h"
- #include "dal_audio.h"
- #include "dal_audio_format.h"
- #include "dal_acdb.h"
- #include "dal_adie.h"
- #include <mach/msm_qdsp6_audio.h>
- #include <linux/msm_audio_aac.h>
- #include <linux/gpio.h>
- #include "q6audio_devices.h"
- #include <mach/debug_mm.h>
- #if 0
- #define TRACE(x...) pr_info("Q6: "x)
- #else
- #define TRACE(x...) do{}while(0)
- #endif
- struct q6_hw_info {
- int min_gain;
- int max_gain;
- };
- /* TODO: provide mechanism to configure from board file */
- static struct q6_hw_info q6_audio_hw[Q6_HW_COUNT] = {
- [Q6_HW_HANDSET] = {
- .min_gain = -400,
- .max_gain = 1100,
- },
- [Q6_HW_HEADSET] = {
- .min_gain = -1100,
- .max_gain = 400,
- },
- [Q6_HW_SPEAKER] = {
- .min_gain = -1000,
- .max_gain = 500,
- },
- [Q6_HW_TTY] = {
- .min_gain = 0,
- .max_gain = 0,
- },
- [Q6_HW_BT_SCO] = {
- .min_gain = -1100,
- .max_gain = 400,
- },
- [Q6_HW_BT_A2DP] = {
- .min_gain = -1100,
- .max_gain = 400,
- },
- };
- static struct wake_lock wakelock;
- static struct wake_lock idlelock;
- static int idlecount;
- static DEFINE_MUTEX(idlecount_lock);
- void audio_prevent_sleep(void)
- {
- mutex_lock(&idlecount_lock);
- if (++idlecount == 1) {
- wake_lock(&wakelock);
- wake_lock(&idlelock);
- }
- mutex_unlock(&idlecount_lock);
- }
- void audio_allow_sleep(void)
- {
- mutex_lock(&idlecount_lock);
- if (--idlecount == 0) {
- wake_unlock(&idlelock);
- wake_unlock(&wakelock);
- }
- mutex_unlock(&idlecount_lock);
- }
- static struct clk *icodec_rx_clk;
- static struct clk *icodec_tx_clk;
- static struct clk *ecodec_clk;
- static struct clk *sdac_clk;
- static struct q6audio_analog_ops default_analog_ops;
- static struct q6audio_analog_ops *analog_ops = &default_analog_ops;
- static uint32_t tx_clk_freq = 8000;
- static int tx_mute_status = 0;
- static int rx_vol_level = 100;
- static uint32_t tx_acdb = 0;
- static uint32_t rx_acdb = 0;
- void q6audio_register_analog_ops(struct q6audio_analog_ops *ops)
- {
- analog_ops = ops;
- }
- static struct q6_device_info *q6_lookup_device(uint32_t device_id,
- uint32_t acdb_id)
- {
- struct q6_device_info *di = q6_audio_devices;
- if (acdb_id) {
- for (;;) {
- if (di->cad_id == acdb_id && di->id == device_id)
- return di;
- if (di->id == 0) {
- pr_err("[%s:%s] bogus id 0x%08x\n",
- __MM_FILE__, __func__, device_id);
- return di;
- }
- di++;
- }
- } else {
- for (;;) {
- if (di->id == device_id)
- return di;
- if (di->id == 0) {
- pr_err("[%s:%s] bogus id 0x%08x\n",
- __MM_FILE__, __func__, device_id);
- return di;
- }
- di++;
- }
- }
- }
- static uint32_t q6_device_to_codec(uint32_t device_id)
- {
- struct q6_device_info *di = q6_lookup_device(device_id, 0);
- return di->codec;
- }
- static uint32_t q6_device_to_dir(uint32_t device_id)
- {
- struct q6_device_info *di = q6_lookup_device(device_id, 0);
- return di->dir;
- }
- static uint32_t q6_device_to_cad_id(uint32_t device_id)
- {
- struct q6_device_info *di = q6_lookup_device(device_id, 0);
- return di->cad_id;
- }
- static uint32_t q6_device_to_path(uint32_t device_id, uint32_t acdb_id)
- {
- struct q6_device_info *di = q6_lookup_device(device_id, acdb_id);
- return di->path;
- }
- static uint32_t q6_device_to_rate(uint32_t device_id)
- {
- struct q6_device_info *di = q6_lookup_device(device_id, 0);
- return di->rate;
- }
- int q6_device_volume(uint32_t device_id, int level)
- {
- struct q6_device_info *di = q6_lookup_device(device_id, 0);
- struct q6_hw_info *hw;
- hw = &q6_audio_hw[di->hw];
- return hw->min_gain + ((hw->max_gain - hw->min_gain) * level) / 100;
- }
- static inline int adie_open(struct dal_client *client)
- {
- return dal_call_f0(client, DAL_OP_OPEN, 0);
- }
- static inline int adie_close(struct dal_client *client)
- {
- return dal_call_f0(client, DAL_OP_CLOSE, 0);
- }
- static inline int adie_set_path(struct dal_client *client,
- uint32_t id, uint32_t path_type)
- {
- return dal_call_f1(client, ADIE_OP_SET_PATH, id, path_type);
- }
- static inline int adie_set_path_freq_plan(struct dal_client *client,
- uint32_t path_type, uint32_t plan)
- {
- return dal_call_f1(client, ADIE_OP_SET_PATH_FREQUENCY_PLAN,
- path_type, plan);
- }
- static inline int adie_proceed_to_stage(struct dal_client *client,
- uint32_t path_type, uint32_t stage)
- {
- return dal_call_f1(client, ADIE_OP_PROCEED_TO_STAGE,
- path_type, stage);
- }
- static inline int adie_mute_path(struct dal_client *client,
- uint32_t path_type, uint32_t mute_state)
- {
- return dal_call_f1(client, ADIE_OP_MUTE_PATH, path_type, mute_state);
- }
- static int adie_refcount;
- static struct dal_client *adie;
- static struct dal_client *adsp;
- static struct dal_client *acdb;
- static int adie_enable(void)
- {
- adie_refcount++;
- if (adie_refcount == 1)
- adie_open(adie);
- return 0;
- }
- static int adie_disable(void)
- {
- adie_refcount--;
- if (adie_refcount == 0)
- adie_close(adie);
- return 0;
- }
- /* 4k PMEM used for exchanging acdb device config tables
- * and stream format descriptions with the DSP.
- */
- static char *audio_data;
- static int32_t audio_phys;
- #define SESSION_MIN 0
- #define SESSION_MAX 64
- static DEFINE_MUTEX(session_lock);
- static DEFINE_MUTEX(audio_lock);
- static struct audio_client *session[SESSION_MAX];
- static int session_alloc(struct audio_client *ac)
- {
- int n;
- mutex_lock(&session_lock);
- for (n = SESSION_MIN; n < SESSION_MAX; n++) {
- if (!session[n]) {
- session[n] = ac;
- mutex_unlock(&session_lock);
- return n;
- }
- }
- mutex_unlock(&session_lock);
- return -ENOMEM;
- }
- static void session_free(int n, struct audio_client *ac)
- {
- mutex_lock(&session_lock);
- if (session[n] == ac)
- session[n] = 0;
- mutex_unlock(&session_lock);
- }
- static void audio_client_free(struct audio_client *ac)
- {
- session_free(ac->session, ac);
- if (ac->buf[0].data) {
- iounmap(ac->buf[0].data);
- pmem_kfree(ac->buf[0].phys);
- }
- if (ac->buf[1].data) {
- iounmap(ac->buf[1].data);
- pmem_kfree(ac->buf[1].phys);
- }
- kfree(ac);
- }
- static struct audio_client *audio_client_alloc(unsigned bufsz)
- {
- struct audio_client *ac;
- int n;
- ac = kzalloc(sizeof(*ac), GFP_KERNEL);
- if (!ac)
- return 0;
- n = session_alloc(ac);
- if (n < 0)
- goto fail_session;
- ac->session = n;
- if (bufsz > 0) {
- ac->buf[0].phys = pmem_kalloc(bufsz,
- PMEM_MEMTYPE_EBI1|PMEM_ALIGNMENT_4K);
- ac->buf[0].data = ioremap(ac->buf[0].phys, bufsz);
- if (!ac->buf[0].data)
- goto fail;
- ac->buf[1].phys = pmem_kalloc(bufsz,
- PMEM_MEMTYPE_EBI1|PMEM_ALIGNMENT_4K);
- ac->buf[1].data = ioremap(ac->buf[1].phys, bufsz);
- if (!ac->buf[1].data)
- goto fail;
- ac->buf[0].size = bufsz;
- ac->buf[1].size = bufsz;
- }
- init_waitqueue_head(&ac->wait);
- ac->client = adsp;
- return ac;
- fail:
- session_free(n, ac);
- fail_session:
- audio_client_free(ac);
- return 0;
- }
- void audio_client_dump(struct audio_client *ac)
- {
- dal_trace_dump(ac->client);
- }
- static int audio_ioctl(struct audio_client *ac, void *ptr, uint32_t len)
- {
- struct adsp_command_hdr *hdr = ptr;
- uint32_t tmp;
- int r;
- hdr->size = len - sizeof(u32);
- hdr->dst = AUDIO_ADDR(ac->session, 0, AUDIO_DOMAIN_DSP);
- hdr->src = AUDIO_ADDR(ac->session, 0, AUDIO_DOMAIN_APP);
- hdr->context = ac->session;
- ac->cb_status = -EBUSY;
- r = dal_call(ac->client, AUDIO_OP_CONTROL, 5, ptr, len, &tmp, sizeof(tmp));
- if (r != 4)
- return -EIO;
- if (!wait_event_timeout(ac->wait, (ac->cb_status != -EBUSY), 5*HZ)) {
- dal_trace_dump(ac->client);
- pr_err("[%s:%s] timeout. dsp dead?\n", __MM_FILE__, __func__);
- q6audio_dsp_not_responding();
- }
- return ac->cb_status;
- }
- static int audio_command(struct audio_client *ac, uint32_t cmd)
- {
- struct adsp_command_hdr rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.opcode = cmd;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_open_control(struct audio_client *ac)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_DEVICE;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_out_open(struct audio_client *ac, uint32_t bufsz,
- uint32_t rate, uint32_t channels)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.standard.format = ADSP_AUDIO_FORMAT_PCM;
- rpc.format.standard.channels = channels;
- rpc.format.standard.bits_per_sample = 16;
- rpc.format.standard.sampling_rate = rate;
- rpc.format.standard.is_signed = 1;
- rpc.format.standard.is_interleaved = 1;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_WRITE;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_PLAYBACK;
- rpc.buf_max_size = bufsz;
- TRACE("open out %p\n", ac);
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_in_open(struct audio_client *ac, uint32_t bufsz,
- uint32_t flags, uint32_t rate, uint32_t channels)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.standard.format = ADSP_AUDIO_FORMAT_PCM;
- rpc.format.standard.channels = channels;
- rpc.format.standard.bits_per_sample = 16;
- rpc.format.standard.sampling_rate = rate;
- rpc.format.standard.is_signed = 1;
- rpc.format.standard.is_interleaved = 1;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_READ;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- if (flags == AUDIO_FLAG_READ)
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_RECORD;
- else
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_MIXED_RECORD;
- rpc.buf_max_size = bufsz;
- TRACE("%p: open in\n", ac);
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_mp3_open(struct audio_client *ac, uint32_t bufsz,
- uint32_t rate, uint32_t channels)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.standard.format = ADSP_AUDIO_FORMAT_MP3;
- rpc.format.standard.channels = channels;
- rpc.format.standard.bits_per_sample = 16;
- rpc.format.standard.sampling_rate = rate;
- rpc.format.standard.is_signed = 1;
- rpc.format.standard.is_interleaved = 0;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_WRITE;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_PLAYBACK;
- rpc.buf_max_size = bufsz;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_dtmf_open(struct audio_client *ac,
- uint32_t rate, uint32_t channels)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.standard.format = ADSP_AUDIO_FORMAT_DTMF;
- rpc.format.standard.channels = channels;
- rpc.format.standard.bits_per_sample = 16;
- rpc.format.standard.sampling_rate = rate;
- rpc.format.standard.is_signed = 1;
- rpc.format.standard.is_interleaved = 0;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_WRITE;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_PLAYBACK;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_aac_open(struct audio_client *ac, uint32_t bufsz,
- uint32_t sample_rate, uint32_t channels,
- uint32_t bit_rate, uint32_t flags,
- uint32_t stream_format)
- {
- struct adsp_open_command rpc;
- int audio_object_type;
- int index = sizeof(u32);
- u32 *aac_type = NULL;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.binary.format = ADSP_AUDIO_FORMAT_MPEG4_AAC;
- /* only 48k sample rate is supported */
- sample_rate = 3;
- /* AAC OBJECT LC */
- audio_object_type = 2;
- aac_type = (u32 *)rpc.format.binary.data;
- switch (stream_format) {
- case AUDIO_AAC_FORMAT_ADTS:
- /* AAC Encoder expect MPEG4_ADTS media type */
- *aac_type = ADSP_AUDIO_AAC_MPEG4_ADTS;
- break;
- case AUDIO_AAC_FORMAT_RAW:
- /* for ADIF recording */
- *aac_type = ADSP_AUDIO_AAC_RAW;
- break;
- }
- rpc.format.binary.data[index++] = (u8)(
- ((audio_object_type & 0x1F) << 3) |
- ((sample_rate >> 1) & 0x7));
- rpc.format.binary.data[index] = (u8)(
- ((sample_rate & 0x1) << 7) |
- ((channels & 0x7) << 3));
- rpc.format.binary.num_bytes = index + 1;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_READ;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- if (flags == AUDIO_FLAG_READ)
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_RECORD;
- else
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_MIXED_RECORD;
- rpc.buf_max_size = bufsz;
- rpc.config.aac.bit_rate = bit_rate;
- rpc.config.aac.encoder_mode = ADSP_AUDIO_ENC_AAC_LC_ONLY_MODE;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_qcp_open(struct audio_client *ac, uint32_t bufsz,
- uint32_t min_rate, uint32_t max_rate,
- uint32_t flags, uint32_t format)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.standard.format = format;
- rpc.format.standard.channels = 1;
- rpc.format.standard.bits_per_sample = 16;
- rpc.format.standard.sampling_rate = 8000;
- rpc.format.standard.is_signed = 1;
- rpc.format.standard.is_interleaved = 0;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_READ;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- if (flags == AUDIO_FLAG_READ)
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_RECORD;
- else
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_MIXED_RECORD;
- rpc.buf_max_size = bufsz;
- rpc.config.evrc.min_rate = min_rate;
- rpc.config.evrc.max_rate = max_rate;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_amrnb_open(struct audio_client *ac, uint32_t bufsz,
- uint32_t enc_mode, uint32_t flags,
- uint32_t dtx_enable)
- {
- struct adsp_open_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.format.standard.format = ADSP_AUDIO_FORMAT_AMRNB_FS;
- rpc.format.standard.channels = 1;
- rpc.format.standard.bits_per_sample = 16;
- rpc.format.standard.sampling_rate = 8000;
- rpc.format.standard.is_signed = 1;
- rpc.format.standard.is_interleaved = 0;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_OPEN_READ;
- rpc.device = ADSP_AUDIO_DEVICE_ID_DEFAULT;
- if (flags == AUDIO_FLAG_READ)
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_RECORD;
- else
- rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_MIXED_RECORD;
- rpc.buf_max_size = bufsz;
- rpc.config.amr.mode = enc_mode;
- rpc.config.amr.dtx_mode = dtx_enable;
- rpc.config.amr.enable = 1;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_close(struct audio_client *ac)
- {
- TRACE("%p: close\n", ac);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_STREAM_STOP);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_CLOSE);
- return 0;
- }
- static int audio_set_table(struct audio_client *ac,
- uint32_t device_id, int size)
- {
- struct adsp_set_dev_cfg_table_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_SET_DEVICE_CONFIG_TABLE;
- if (q6_device_to_dir(device_id) == Q6_TX)
- rpc.hdr.data = tx_clk_freq;
- rpc.device_id = device_id;
- rpc.phys_addr = audio_phys;
- rpc.phys_size = size;
- rpc.phys_used = size;
- TRACE("control: set table %x\n", device_id);
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- int q6audio_read(struct audio_client *ac, struct audio_buffer *ab)
- {
- struct adsp_buffer_command rpc;
- uint32_t res;
- int r;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.size = sizeof(rpc) - sizeof(u32);
- rpc.hdr.dst = AUDIO_ADDR(ac->session, 0, AUDIO_DOMAIN_DSP);
- rpc.hdr.src = AUDIO_ADDR(ac->session, 0, AUDIO_DOMAIN_APP);
- rpc.hdr.context = ac->session;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_DATA_TX;
- rpc.buffer.addr = ab->phys;
- rpc.buffer.max_size = ab->size;
- rpc.buffer.actual_size = ab->actual_size;
- TRACE("%p: read\n", ac);
- r = dal_call(ac->client, AUDIO_OP_DATA, 5, &rpc, sizeof(rpc),
- &res, sizeof(res));
- return 0;
- }
- int q6audio_write(struct audio_client *ac, struct audio_buffer *ab)
- {
- struct adsp_buffer_command rpc;
- uint32_t res;
- int r;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.size = sizeof(rpc) - sizeof(u32);
- rpc.hdr.dst = AUDIO_ADDR(ac->session, 0, AUDIO_DOMAIN_DSP);
- rpc.hdr.src = AUDIO_ADDR(ac->session, 0, AUDIO_DOMAIN_APP);
- rpc.hdr.context = ac->session;
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_DATA_RX;
- rpc.buffer.addr = ab->phys;
- rpc.buffer.max_size = ab->size;
- rpc.buffer.actual_size = ab->actual_size;
- TRACE("%p: write\n", ac);
- r = dal_call(ac->client, AUDIO_OP_DATA, 5, &rpc, sizeof(rpc),
- &res, sizeof(res));
- return 0;
- }
- static int audio_rx_volume(struct audio_client *ac, uint32_t dev_id, int32_t volume)
- {
- struct adsp_set_dev_volume_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_VOL;
- rpc.device_id = dev_id;
- rpc.path = ADSP_PATH_RX;
- rpc.volume = volume;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_rx_mute(struct audio_client *ac, uint32_t dev_id, int mute)
- {
- struct adsp_set_dev_mute_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_MUTE;
- rpc.device_id = dev_id;
- rpc.path = ADSP_PATH_RX;
- rpc.mute = !!mute;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_tx_mute(struct audio_client *ac, uint32_t dev_id, int mute)
- {
- struct adsp_set_dev_mute_command rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_MUTE;
- rpc.device_id = dev_id;
- rpc.path = ADSP_PATH_TX;
- rpc.mute = !!mute;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int audio_stream_volume(struct audio_client *ac, int volume)
- {
- struct adsp_set_volume_command rpc;
- int rc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SET_STREAM_VOL;
- rpc.volume = volume;
- rc = audio_ioctl(ac, &rpc, sizeof(rpc));
- return rc;
- }
- static int audio_stream_mute(struct audio_client *ac, int mute)
- {
- struct adsp_set_mute_command rpc;
- int rc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SET_STREAM_MUTE;
- rpc.mute = mute;
- rc = audio_ioctl(ac, &rpc, sizeof(rpc));
- return rc;
- }
- static void callback(void *data, int len, void *cookie)
- {
- struct adsp_event_hdr *e = data;
- struct audio_client *ac;
- struct adsp_buffer_event *abe = data;
- if (e->context >= SESSION_MAX) {
- pr_err("[%s:%s] bogus session %d\n", __MM_FILE__, __func__,
- e->context);
- return;
- }
- ac = session[e->context];
- if (!ac) {
- pr_err("[%s:%s] unknown session %d\n", __MM_FILE__, __func__,
- e->context);
- return;
- }
- if (e->event_id == ADSP_AUDIO_IOCTL_CMD_STREAM_EOS) {
- TRACE("%p: CB stream eos\n", ac);
- if (e->status)
- pr_err("[%s:%s] playback status %d\n", __MM_FILE__,
- __func__, e->status);
- if (ac->cb_status == -EBUSY) {
- ac->cb_status = e->status;
- wake_up(&ac->wait);
- }
- return;
- }
- if (e->event_id == ADSP_AUDIO_EVT_STATUS_BUF_DONE) {
- TRACE("%p: CB done (%d)\n", ac, e->status);
- if (e->status)
- pr_err("[%s:%s] buffer status %d\n", __MM_FILE__,
- __func__, e->status);
- ac->buf[ac->dsp_buf].actual_size = abe->buffer.actual_size;
- ac->buf[ac->dsp_buf].used = 0;
- ac->dsp_buf ^= 1;
- wake_up(&ac->wait);
- return;
- }
- TRACE("%p: CB %08x status %d\n", ac, e->event_id, e->status);
- if (e->status)
- pr_warning("audio_cb: s=%d e=%08x status=%d\n",
- e->context, e->event_id, e->status);
- if (ac->cb_status == -EBUSY) {
- ac->cb_status = e->status;
- wake_up(&ac->wait);
- }
- }
- static void audio_init(struct dal_client *client)
- {
- u32 tmp[3];
- tmp[0] = 2 * sizeof(u32);
- tmp[1] = 0;
- tmp[2] = 0;
- dal_call(client, AUDIO_OP_INIT, 5, tmp, sizeof(tmp),
- tmp, sizeof(u32));
- }
- static struct audio_client *ac_control;
- static int q6audio_init(void)
- {
- struct audio_client *ac = 0;
- int res;
- mutex_lock(&audio_lock);
- if (ac_control) {
- res = 0;
- goto done;
- }
- pr_info("[%s:%s] codecs\n", __MM_FILE__, __func__);
- icodec_rx_clk = clk_get(0, "icodec_rx_clk");
- icodec_tx_clk = clk_get(0, "icodec_tx_clk");
- ecodec_clk = clk_get(0, "ecodec_clk");
- sdac_clk = clk_get(0, "sdac_clk");
- audio_phys = pmem_kalloc(4096, PMEM_MEMTYPE_EBI1|PMEM_ALIGNMENT_4K);
- audio_data = ioremap(audio_phys, 4096);
- adsp = dal_attach(AUDIO_DAL_DEVICE, AUDIO_DAL_PORT, 1,
- callback, 0);
- if (!adsp) {
- pr_err("[%s:%s] cannot attach to adsp\n", __MM_FILE__,
- __func__);
- res = -ENODEV;
- goto done;
- }
- pr_info("[%s:%s] INIT\n", __MM_FILE__, __func__);
- audio_init(adsp);
- dal_trace(adsp);
- ac = audio_client_alloc(0);
- if (!ac) {
- pr_err("[%s:%s] cannot allocate client\n",
- __MM_FILE__, __func__);
- res = -ENOMEM;
- goto done;
- }
- pr_info("[%s:%s] OPEN control\n", __MM_FILE__, __func__);
- if (audio_open_control(ac)) {
- pr_err("[%s:%s] cannot open control channel\n",
- __MM_FILE__, __func__);
- res = -ENODEV;
- goto done;
- }
- pr_info("[%s:%s] attach ACDB\n", __MM_FILE__, __func__);
- acdb = dal_attach(ACDB_DAL_DEVICE, ACDB_DAL_PORT, 0, 0, 0);
- if (!acdb) {
- pr_err("[%s:%s] cannot attach to acdb channel\n",
- __MM_FILE__, __func__);
- res = -ENODEV;
- goto done;
- }
- pr_info("[%s:%s] attach ADIE\n", __MM_FILE__, __func__);
- adie = dal_attach(ADIE_DAL_DEVICE, ADIE_DAL_PORT, 0, 0, 0);
- if (!adie) {
- pr_err("[%s:%s] cannot attach to adie\n",
- __MM_FILE__, __func__);
- res = -ENODEV;
- goto done;
- }
- if (analog_ops->init)
- analog_ops->init();
- res = 0;
- ac_control = ac;
- wake_lock_init(&idlelock, WAKE_LOCK_IDLE, "audio_pcm_idle");
- wake_lock_init(&wakelock, WAKE_LOCK_SUSPEND, "audio_pcm_suspend");
- done:
- if ((res < 0) && ac)
- audio_client_free(ac);
- mutex_unlock(&audio_lock);
- return res;
- }
- struct audio_config_data {
- uint32_t device_id;
- uint32_t sample_rate;
- uint32_t offset;
- uint32_t length;
- };
- struct audio_config_database {
- uint8_t magic[8];
- uint32_t entry_count;
- uint32_t unused;
- struct audio_config_data entry[0];
- };
- void *acdb_data;
- const struct firmware *acdb_fw;
- extern struct miscdevice q6_control_device;
- static int acdb_get_config_table(uint32_t device_id, uint32_t sample_rate)
- {
- struct acdb_cmd_device_table rpc;
- struct acdb_result res;
- int r;
- if (q6audio_init())
- return 0;
- memset(audio_data, 0, 4096);
- memset(&rpc, 0, sizeof(rpc));
- rpc.size = sizeof(rpc) - (2 * sizeof(uint32_t));
- rpc.command_id = ACDB_GET_DEVICE_TABLE;
- rpc.device_id = device_id;
- rpc.sample_rate_id = sample_rate;
- rpc.total_bytes = 4096;
- rpc.unmapped_buf = audio_phys;
- rpc.res_size = sizeof(res) - (2 * sizeof(uint32_t));
- r = dal_call(acdb, ACDB_OP_IOCTL, 8, &rpc, sizeof(rpc),
- &res, sizeof(res));
- if ((r == sizeof(res)) && (res.dal_status == 0))
- return res.used_bytes;
- return -EIO;
- }
- static uint32_t audio_rx_path_id = ADIE_PATH_HANDSET_RX;
- static uint32_t audio_rx_device_id = ADSP_AUDIO_DEVICE_ID_HANDSET_SPKR;
- static uint32_t audio_rx_device_group = -1;
- static uint32_t audio_tx_path_id = ADIE_PATH_HANDSET_TX;
- static uint32_t audio_tx_device_id = ADSP_AUDIO_DEVICE_ID_HANDSET_MIC;
- static uint32_t audio_tx_device_group = -1;
- static int qdsp6_devchg_notify(struct audio_client *ac,
- uint32_t dev_type, uint32_t dev_id)
- {
- struct adsp_device_switch_command rpc;
- if (dev_type != ADSP_AUDIO_RX_DEVICE &&
- dev_type != ADSP_AUDIO_TX_DEVICE)
- return -EINVAL;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_PREPARE;
- if (dev_type == ADSP_AUDIO_RX_DEVICE) {
- rpc.old_device = audio_rx_device_id;
- rpc.new_device = dev_id;
- } else {
- rpc.old_device = audio_tx_device_id;
- rpc.new_device = dev_id;
- }
- rpc.device_class = 0;
- rpc.device_type = dev_type;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- static int qdsp6_standby(struct audio_client *ac)
- {
- return audio_command(ac, ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_STANDBY);
- }
- static int qdsp6_start(struct audio_client *ac)
- {
- return audio_command(ac, ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_COMMIT);
- }
- static void audio_rx_analog_enable(int en)
- {
- switch (audio_rx_device_id) {
- case ADSP_AUDIO_DEVICE_ID_HEADSET_SPKR_MONO:
- case ADSP_AUDIO_DEVICE_ID_HEADSET_SPKR_STEREO:
- case ADSP_AUDIO_DEVICE_ID_TTY_HEADSET_SPKR:
- if (analog_ops->headset_enable)
- analog_ops->headset_enable(en);
- break;
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MONO_W_MONO_HEADSET:
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MONO_W_STEREO_HEADSET:
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_STEREO_W_MONO_HEADSET:
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_STEREO_W_STEREO_HEADSET:
- if (analog_ops->headset_enable)
- analog_ops->headset_enable(en);
- if (analog_ops->speaker_enable)
- analog_ops->speaker_enable(en);
- break;
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MONO:
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_STEREO:
- if (analog_ops->speaker_enable)
- analog_ops->speaker_enable(en);
- break;
- case ADSP_AUDIO_DEVICE_ID_BT_SCO_SPKR:
- if (analog_ops->bt_sco_enable)
- analog_ops->bt_sco_enable(en);
- break;
- case ADSP_AUDIO_DEVICE_ID_HANDSET_SPKR:
- if (analog_ops->receiver_enable)
- analog_ops->receiver_enable(en);
- break;
- }
- }
- static void audio_tx_analog_enable(int en)
- {
- switch (audio_tx_device_id) {
- case ADSP_AUDIO_DEVICE_ID_HANDSET_MIC:
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MIC:
- if (analog_ops->int_mic_enable)
- analog_ops->int_mic_enable(en);
- break;
- case ADSP_AUDIO_DEVICE_ID_HEADSET_MIC:
- case ADSP_AUDIO_DEVICE_ID_TTY_HEADSET_MIC:
- case ADSP_AUDIO_DEVICE_ID_HANDSET_DUAL_MIC:
- case ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_DUAL_MIC:
- if (analog_ops->ext_mic_enable)
- analog_ops->ext_mic_enable(en);
- break;
- case ADSP_AUDIO_DEVICE_ID_BT_SCO_MIC:
- if (analog_ops->bt_sco_enable)
- analog_ops->bt_sco_enable(en);
- break;
- }
- }
- static int audio_update_acdb(uint32_t adev, uint32_t acdb_id)
- {
- uint32_t sample_rate;
- int sz;
- sample_rate = q6_device_to_rate(adev);
- if (q6_device_to_dir(adev) == Q6_RX)
- rx_acdb = acdb_id;
- else
- tx_acdb = acdb_id;
- if (acdb_id == 0)
- acdb_id = q6_device_to_cad_id(adev);
- sz = acdb_get_config_table(acdb_id, sample_rate);
- audio_set_table(ac_control, adev, sz);
- return 0;
- }
- static void adie_rx_path_enable(uint32_t acdb_id)
- {
- adie_enable();
- adie_set_path(adie, audio_rx_path_id, ADIE_PATH_RX);
- adie_set_path_freq_plan(adie, ADIE_PATH_RX, 48000);
- adie_proceed_to_stage(adie, ADIE_PATH_RX, ADIE_STAGE_DIGITAL_READY);
- adie_proceed_to_stage(adie, ADIE_PATH_RX, ADIE_STAGE_DIGITAL_ANALOG_READY);
- }
- static void q6_rx_path_enable(int reconf, uint32_t acdb_id)
- {
- audio_update_acdb(audio_rx_device_id, acdb_id);
- if (!reconf)
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE, audio_rx_device_id);
- qdsp6_standby(ac_control);
- qdsp6_start(ac_control);
- }
- static void _audio_rx_path_enable(int reconf, uint32_t acdb_id)
- {
- q6_rx_path_enable(reconf, acdb_id);
- adie_rx_path_enable(acdb_id);
- audio_rx_analog_enable(1);
- }
- static void _audio_tx_path_enable(int reconf, uint32_t acdb_id)
- {
- audio_tx_analog_enable(1);
- adie_enable();
- adie_set_path(adie, audio_tx_path_id, ADIE_PATH_TX);
- if (tx_clk_freq > 8000)
- adie_set_path_freq_plan(adie, ADIE_PATH_TX, 48000);
- else
- adie_set_path_freq_plan(adie, ADIE_PATH_TX, 8000);
- adie_proceed_to_stage(adie, ADIE_PATH_TX, ADIE_STAGE_DIGITAL_READY);
- adie_proceed_to_stage(adie, ADIE_PATH_TX, ADIE_STAGE_DIGITAL_ANALOG_READY);
- audio_update_acdb(audio_tx_device_id, acdb_id);
- if (!reconf)
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE, audio_tx_device_id);
- qdsp6_standby(ac_control);
- qdsp6_start(ac_control);
- audio_tx_mute(ac_control, audio_tx_device_id, tx_mute_status);
- }
- static void _audio_rx_path_disable(void)
- {
- audio_rx_analog_enable(0);
- adie_proceed_to_stage(adie, ADIE_PATH_RX, ADIE_STAGE_ANALOG_OFF);
- adie_proceed_to_stage(adie, ADIE_PATH_RX, ADIE_STAGE_DIGITAL_OFF);
- adie_disable();
- }
- static void _audio_tx_path_disable(void)
- {
- audio_tx_analog_enable(0);
- adie_proceed_to_stage(adie, ADIE_PATH_TX, ADIE_STAGE_ANALOG_OFF);
- adie_proceed_to_stage(adie, ADIE_PATH_TX, ADIE_STAGE_DIGITAL_OFF);
- adie_disable();
- }
- static int icodec_rx_clk_refcount;
- static int icodec_tx_clk_refcount;
- static int ecodec_clk_refcount;
- static int sdac_clk_refcount;
- static void _audio_rx_clk_enable(void)
- {
- uint32_t device_group = q6_device_to_codec(audio_rx_device_id);
- switch(device_group) {
- case Q6_ICODEC_RX:
- icodec_rx_clk_refcount++;
- if (icodec_rx_clk_refcount == 1) {
- clk_set_rate(icodec_rx_clk, 12288000);
- clk_enable(icodec_rx_clk);
- }
- break;
- case Q6_ECODEC_RX:
- ecodec_clk_refcount++;
- if (ecodec_clk_refcount == 1) {
- clk_set_rate(ecodec_clk, 2048000);
- clk_enable(ecodec_clk);
- }
- break;
- case Q6_SDAC_RX:
- sdac_clk_refcount++;
- if (sdac_clk_refcount == 1) {
- clk_set_rate(sdac_clk, 12288000);
- clk_enable(sdac_clk);
- }
- break;
- default:
- return;
- }
- audio_rx_device_group = device_group;
- }
- static void _audio_tx_clk_enable(void)
- {
- uint32_t device_group = q6_device_to_codec(audio_tx_device_id);
- switch (device_group) {
- case Q6_ICODEC_TX:
- icodec_tx_clk_refcount++;
- if (icodec_tx_clk_refcount == 1) {
- clk_set_rate(icodec_tx_clk, tx_clk_freq * 256);
- clk_enable(icodec_tx_clk);
- }
- break;
- case Q6_ECODEC_TX:
- ecodec_clk_refcount++;
- if (ecodec_clk_refcount == 1) {
- clk_set_rate(ecodec_clk, 2048000);
- clk_enable(ecodec_clk);
- }
- break;
- case Q6_SDAC_TX:
- /* TODO: In QCT BSP, clk rate was set to 20480000 */
- sdac_clk_refcount++;
- if (sdac_clk_refcount == 1) {
- clk_set_rate(sdac_clk, 12288000);
- clk_enable(sdac_clk);
- }
- break;
- default:
- return;
- }
- audio_tx_device_group = device_group;
- }
- static void _audio_rx_clk_disable(void)
- {
- switch (audio_rx_device_group) {
- case Q6_ICODEC_RX:
- icodec_rx_clk_refcount--;
- if (icodec_rx_clk_refcount == 0) {
- clk_disable(icodec_rx_clk);
- audio_rx_device_group = -1;
- }
- break;
- case Q6_ECODEC_RX:
- ecodec_clk_refcount--;
- if (ecodec_clk_refcount == 0) {
- clk_disable(ecodec_clk);
- audio_rx_device_group = -1;
- }
- break;
- case Q6_SDAC_RX:
- sdac_clk_refcount--;
- if (sdac_clk_refcount == 0) {
- clk_disable(sdac_clk);
- audio_rx_device_group = -1;
- }
- break;
- default:
- pr_err("[%s:%s] invalid rx device group %d\n", __MM_FILE__,
- __func__, audio_rx_device_group);
- break;
- }
- }
- static void _audio_tx_clk_disable(void)
- {
- switch (audio_tx_device_group) {
- case Q6_ICODEC_TX:
- icodec_tx_clk_refcount--;
- if (icodec_tx_clk_refcount == 0) {
- clk_disable(icodec_tx_clk);
- audio_tx_device_group = -1;
- }
- break;
- case Q6_ECODEC_TX:
- ecodec_clk_refcount--;
- if (ecodec_clk_refcount == 0) {
- clk_disable(ecodec_clk);
- audio_tx_device_group = -1;
- }
- break;
- case Q6_SDAC_TX:
- sdac_clk_refcount--;
- if (sdac_clk_refcount == 0) {
- clk_disable(sdac_clk);
- audio_tx_device_group = -1;
- }
- break;
- default:
- pr_err("[%s:%s] invalid tx device group %d\n",
- __MM_FILE__, __func__, audio_tx_device_group);
- break;
- }
- }
- static void _audio_rx_clk_reinit(uint32_t rx_device, uint32_t acdb_id)
- {
- uint32_t device_group = q6_device_to_codec(rx_device);
- if (device_group != audio_rx_device_group)
- _audio_rx_clk_disable();
- audio_rx_device_id = rx_device;
- audio_rx_path_id = q6_device_to_path(rx_device, acdb_id);
- if (device_group != audio_rx_device_group)
- _audio_rx_clk_enable();
- }
- static void _audio_tx_clk_reinit(uint32_t tx_device, uint32_t acdb_id)
- {
- uint32_t device_group = q6_device_to_codec(tx_device);
- if (device_group != audio_tx_device_group)
- _audio_tx_clk_disable();
- audio_tx_device_id = tx_device;
- audio_tx_path_id = q6_device_to_path(tx_device, acdb_id);
- if (device_group != audio_tx_device_group)
- _audio_tx_clk_enable();
- }
- static DEFINE_MUTEX(audio_path_lock);
- static int audio_rx_path_refcount;
- static int audio_tx_path_refcount;
- static int audio_rx_path_enable(int en, uint32_t acdb_id)
- {
- mutex_lock(&audio_path_lock);
- if (en) {
- audio_rx_path_refcount++;
- if (audio_rx_path_refcount == 1) {
- _audio_rx_clk_enable();
- _audio_rx_path_enable(0, acdb_id);
- }
- } else {
- audio_rx_path_refcount--;
- if (audio_rx_path_refcount == 0) {
- _audio_rx_path_disable();
- _audio_rx_clk_disable();
- }
- }
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- static int audio_tx_path_enable(int en, uint32_t acdb_id)
- {
- mutex_lock(&audio_path_lock);
- if (en) {
- audio_tx_path_refcount++;
- if (audio_tx_path_refcount == 1) {
- _audio_tx_clk_enable();
- _audio_tx_path_enable(0, acdb_id);
- }
- } else {
- audio_tx_path_refcount--;
- if (audio_tx_path_refcount == 0) {
- _audio_tx_path_disable();
- _audio_tx_clk_disable();
- }
- }
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- int q6audio_update_acdb(uint32_t id_src, uint32_t id_dst)
- {
- int res;
- if (q6audio_init())
- return 0;
- mutex_lock(&audio_path_lock);
- res = audio_update_acdb(id_dst, id_src);
- if (res)
- goto done;
- if (q6_device_to_dir(id_dst) == Q6_RX)
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE, id_dst);
- else
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE, id_dst);
- qdsp6_standby(ac_control);
- qdsp6_start(ac_control);
- done:
- mutex_unlock(&audio_path_lock);
- return res;
- }
- int q6audio_set_tx_mute(int mute)
- {
- uint32_t adev;
- int rc;
- if (q6audio_init())
- return 0;
- mutex_lock(&audio_path_lock);
- if (mute == tx_mute_status) {
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- adev = audio_tx_device_id;
- rc = audio_tx_mute(ac_control, adev, mute);
- if (!rc) tx_mute_status = mute;
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- int q6audio_set_stream_volume(struct audio_client *ac, int vol)
- {
- if (vol > 1200 || vol < -4000) {
- pr_err("[%s:%s] unsupported volume level %d\n", __MM_FILE__,
- __func__, vol);
- return -EINVAL;
- }
- mutex_lock(&audio_path_lock);
- audio_stream_mute(ac, 0);
- audio_stream_volume(ac, vol);
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- int q6audio_set_rx_volume(int level)
- {
- uint32_t adev;
- int vol;
- if (q6audio_init())
- return 0;
- if (level < 0 || level > 100)
- return -EINVAL;
- mutex_lock(&audio_path_lock);
- adev = ADSP_AUDIO_DEVICE_ID_VOICE;
- if (level) {
- vol = q6_device_volume(audio_rx_device_id, level);
- audio_rx_mute(ac_control, adev, 0);
- audio_rx_volume(ac_control, adev, vol);
- } else
- audio_rx_mute(ac_control, adev, 1);
- rx_vol_level = level;
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- static void do_rx_routing(uint32_t device_id, uint32_t acdb_id)
- {
- if (device_id == audio_rx_device_id) {
- if (acdb_id != rx_acdb) {
- audio_update_acdb(device_id, acdb_id);
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE, device_id);
- qdsp6_standby(ac_control);
- qdsp6_start(ac_control);
- }
- return;
- }
- if (audio_rx_path_refcount > 0) {
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE, device_id);
- _audio_rx_path_disable();
- _audio_rx_clk_reinit(device_id, acdb_id);
- _audio_rx_path_enable(1, acdb_id);
- } else {
- audio_rx_device_id = device_id;
- audio_rx_path_id = q6_device_to_path(device_id, acdb_id);
- }
- }
- static void do_tx_routing(uint32_t device_id, uint32_t acdb_id)
- {
- if (device_id == audio_tx_device_id) {
- if (acdb_id != tx_acdb) {
- audio_update_acdb(device_id, acdb_id);
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE, device_id);
- qdsp6_standby(ac_control);
- qdsp6_start(ac_control);
- }
- return;
- }
- if (audio_tx_path_refcount > 0) {
- qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE, device_id);
- _audio_tx_path_disable();
- _audio_tx_clk_reinit(device_id, acdb_id);
- _audio_tx_path_enable(1, acdb_id);
- } else {
- audio_tx_device_id = device_id;
- audio_tx_path_id = q6_device_to_path(device_id, acdb_id);
- tx_acdb = acdb_id;
- }
- }
- int q6audio_do_routing(uint32_t device_id, uint32_t acdb_id)
- {
- if (q6audio_init())
- return 0;
- mutex_lock(&audio_path_lock);
- switch(q6_device_to_dir(device_id)) {
- case Q6_RX:
- do_rx_routing(device_id, acdb_id);
- break;
- case Q6_TX:
- do_tx_routing(device_id, acdb_id);
- break;
- }
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- int q6audio_set_route(const char *name)
- {
- uint32_t route;
- if (!strcmp(name, "speaker")) {
- route = ADIE_PATH_SPEAKER_STEREO_RX;
- } else if (!strcmp(name, "headphones")) {
- route = ADIE_PATH_HEADSET_STEREO_RX;
- } else if (!strcmp(name, "handset")) {
- route = ADIE_PATH_HANDSET_RX;
- } else {
- return -EINVAL;
- }
- mutex_lock(&audio_path_lock);
- if (route == audio_rx_path_id)
- goto done;
- audio_rx_path_id = route;
- if (audio_rx_path_refcount > 0) {
- _audio_rx_path_disable();
- _audio_rx_path_enable(1, 0);
- }
- if (audio_tx_path_refcount > 0) {
- _audio_tx_path_disable();
- _audio_tx_path_enable(1, 0);
- }
- done:
- mutex_unlock(&audio_path_lock);
- return 0;
- }
- static int audio_stream_equalizer(struct audio_client *ac, void *eq_config)
- {
- int i;
- struct adsp_set_equalizer_command rpc;
- struct adsp_audio_eq_stream_config *eq_cfg;
- eq_cfg = (struct adsp_audio_eq_stream_config *) eq_config;
- memset(&rpc, 0, sizeof(rpc));
- rpc.hdr.opcode = ADSP_AUDIO_IOCTL_SET_SESSION_EQ_CONFIG;
- rpc.enable = eq_cfg->enable;
- rpc.num_bands = eq_cfg->num_bands;
- for (i = 0; i < eq_cfg->num_bands; i++) {
- rpc.eq_bands[i].band_idx = eq_cfg->eq_bands[i].band_idx;
- rpc.eq_bands[i].filter_type = eq_cfg->eq_bands[i].filter_type;
- rpc.eq_bands[i].center_freq_hz =
- eq_cfg->eq_bands[i].center_freq_hz;
- rpc.eq_bands[i].filter_gain = eq_cfg->eq_bands[i].filter_gain;
- rpc.eq_bands[i].q_factor = eq_cfg->eq_bands[i].q_factor;
- }
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }
- int q6audio_set_stream_eq_pcm(struct audio_client *ac, void *eq_config)
- {
- int rc = 0;
- mutex_lock(&audio_path_lock);
- rc = audio_stream_equalizer(ac, eq_config);
- mutex_unlock(&audio_path_lock);
- return rc;
- }
- struct audio_client *q6audio_open_pcm(uint32_t bufsz, uint32_t rate,
- uint32_t channels, uint32_t flags, uint32_t acdb_id)
- {
- int rc, retry = 5;
- struct audio_client *ac;
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(bufsz);
- if (!ac)
- return 0;
- ac->flags = flags;
- mutex_lock(&audio_path_lock);
- if (ac->flags & AUDIO_FLAG_WRITE) {
- audio_rx_path_refcount++;
- if (audio_rx_path_refcount == 1) {
- _audio_rx_clk_enable();
- q6_rx_path_enable(0, acdb_id);
- adie_rx_path_enable(acdb_id);
- }
- } else {
- /* TODO: consider concurrency with voice call */
- tx_clk_freq = rate;
- audio_tx_path_refcount++;
- if (audio_tx_path_refcount == 1) {
- _audio_tx_clk_enable();
- _audio_tx_path_enable(0, acdb_id);
- }
- }
- for (retry = 5;;retry--) {
- if (ac->flags & AUDIO_FLAG_WRITE)
- rc = audio_out_open(ac, bufsz, rate, channels);
- else
- rc = audio_in_open(ac, bufsz, flags, rate, channels);
- if (rc == 0)
- break;
- if (retry == 0)
- q6audio_dsp_not_responding();
- pr_err("[%s:%s] open pcm error %d, retrying\n",
- __MM_FILE__, __func__, rc);
- msleep(1);
- }
- if (ac->flags & AUDIO_FLAG_WRITE) {
- if (audio_rx_path_refcount == 1)
- audio_rx_analog_enable(1);
- }
- mutex_unlock(&audio_path_lock);
- for (retry = 5;;retry--) {
- rc = audio_command(ac, ADSP_AUDIO_IOCTL_CMD_SESSION_START);
- if (rc == 0)
- break;
- if (retry == 0)
- q6audio_dsp_not_responding();
- pr_err("[%s:%s] stream start error %d, retrying\n",
- __MM_FILE__, __func__, rc);
- }
- if (!(ac->flags & AUDIO_FLAG_WRITE)) {
- ac->buf[0].used = 1;
- ac->buf[1].used = 1;
- q6audio_read(ac, &ac->buf[0]);
- q6audio_read(ac, &ac->buf[1]);
- }
- audio_prevent_sleep();
- return ac;
- }
- int q6audio_close(struct audio_client *ac)
- {
- audio_close(ac);
- if (ac->flags & AUDIO_FLAG_WRITE)
- audio_rx_path_enable(0, 0);
- else
- audio_tx_path_enable(0, 0);
- audio_client_free(ac);
- audio_allow_sleep();
- return 0;
- }
- struct audio_client *q6voice_open(uint32_t flags)
- {
- struct audio_client *ac;
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(0);
- if (!ac)
- return 0;
- ac->flags = flags;
- if (ac->flags & AUDIO_FLAG_WRITE)
- audio_rx_path_enable(1, rx_acdb);
- else {
- tx_clk_freq = 8000;
- audio_tx_path_enable(1, tx_acdb);
- }
- return ac;
- }
- int q6voice_close(struct audio_client *ac)
- {
- if (ac->flags & AUDIO_FLAG_WRITE)
- audio_rx_path_enable(0, 0);
- else
- audio_tx_path_enable(0, 0);
- audio_client_free(ac);
- return 0;
- }
- struct audio_client *q6audio_open_mp3(uint32_t bufsz, uint32_t rate,
- uint32_t channels, uint32_t acdb_id)
- {
- struct audio_client *ac;
- TRACE("q6audio_open_mp3()\n");
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(bufsz);
- if (!ac)
- return 0;
- ac->flags = AUDIO_FLAG_WRITE;
- audio_rx_path_enable(1, acdb_id);
- audio_mp3_open(ac, bufsz, rate, channels);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_SESSION_START);
- mutex_lock(&audio_path_lock);
- audio_rx_mute(ac_control, audio_rx_device_id, 0);
- audio_rx_volume(ac_control, audio_rx_device_id,
- q6_device_volume(audio_rx_device_id, rx_vol_level));
- mutex_unlock(&audio_path_lock);
- return ac;
- }
- struct audio_client *q6audio_open_dtmf(uint32_t rate,
- uint32_t channels, uint32_t acdb_id)
- {
- struct audio_client *ac;
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(0);
- if (!ac)
- return 0;
- ac->flags = AUDIO_FLAG_WRITE;
- audio_rx_path_enable(1, acdb_id);
- audio_dtmf_open(ac, rate, channels);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_SESSION_START);
- mutex_lock(&audio_path_lock);
- audio_rx_mute(ac_control, audio_rx_device_id, 0);
- audio_rx_volume(ac_control, audio_rx_device_id,
- q6_device_volume(audio_rx_device_id, rx_vol_level));
- mutex_unlock(&audio_path_lock);
- return ac;
- }
- int q6audio_play_dtmf(struct audio_client *ac, uint16_t dtmf_hi,
- uint16_t dtmf_low, uint16_t duration, uint16_t rx_gain)
- {
- struct adsp_audio_dtmf_start_command dtmf_cmd;
- dtmf_cmd.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SESSION_DTMF_START;
- dtmf_cmd.hdr.response_type = ADSP_AUDIO_RESPONSE_COMMAND;
- dtmf_cmd.tone1_hz = dtmf_hi;
- dtmf_cmd.tone2_hz = dtmf_low;
- dtmf_cmd.duration_usec = duration * 1000;
- dtmf_cmd.gain_mb = rx_gain;
- return audio_ioctl(ac, &dtmf_cmd,
- sizeof(struct adsp_audio_dtmf_start_command));
- }
- int q6audio_mp3_close(struct audio_client *ac)
- {
- audio_close(ac);
- audio_rx_path_enable(0, 0);
- audio_client_free(ac);
- return 0;
- }
- struct audio_client *q6audio_open_aac(uint32_t bufsz, uint32_t samplerate,
- uint32_t channels, uint32_t bitrate,
- uint32_t stream_format, uint32_t flags,
- uint32_t acdb_id)
- {
- struct audio_client *ac;
- TRACE("q6audio_open_aac()\n");
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(bufsz);
- if (!ac)
- return 0;
- ac->flags = flags;
- if (ac->flags & AUDIO_FLAG_WRITE)
- audio_rx_path_enable(1, acdb_id);
- else{
- tx_clk_freq = 48000;
- audio_tx_path_enable(1, acdb_id);
- }
- audio_aac_open(ac, bufsz, samplerate, channels, bitrate, flags,
- stream_format);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_SESSION_START);
- if (!(ac->flags & AUDIO_FLAG_WRITE)) {
- ac->buf[0].used = 1;
- ac->buf[1].used = 1;
- q6audio_read(ac, &ac->buf[0]);
- q6audio_read(ac, &ac->buf[1]);
- }
- audio_prevent_sleep();
- return ac;
- }
- struct audio_client *q6audio_open_qcp(uint32_t bufsz, uint32_t min_rate,
- uint32_t max_rate, uint32_t flags,
- uint32_t format, uint32_t acdb_id)
- {
- struct audio_client *ac;
- TRACE("q6audio_open_evrc()\n");
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(bufsz);
- if (!ac)
- return 0;
- ac->flags = flags;
- if (ac->flags & AUDIO_FLAG_WRITE)
- audio_rx_path_enable(1, acdb_id);
- else{
- tx_clk_freq = 8000;
- audio_tx_path_enable(1, acdb_id);
- }
- audio_qcp_open(ac, bufsz, min_rate, max_rate, flags, format);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_SESSION_START);
- if (!(ac->flags & AUDIO_FLAG_WRITE)) {
- ac->buf[0].used = 1;
- ac->buf[1].used = 1;
- q6audio_read(ac, &ac->buf[0]);
- q6audio_read(ac, &ac->buf[1]);
- }
- audio_prevent_sleep();
- return ac;
- }
- struct audio_client *q6audio_open_amrnb(uint32_t bufsz, uint32_t enc_mode,
- uint32_t dtx_mode_enable,
- uint32_t flags, uint32_t acdb_id)
- {
- struct audio_client *ac;
- TRACE("q6audio_open_amrnb()\n");
- if (q6audio_init())
- return 0;
- ac = audio_client_alloc(bufsz);
- if (!ac)
- return 0;
- ac->flags = flags;
- if (ac->flags & AUDIO_FLAG_WRITE)
- audio_rx_path_enable(1, acdb_id);
- else{
- tx_clk_freq = 8000;
- audio_tx_path_enable(1, acdb_id);
- }
- audio_amrnb_open(ac, bufsz, enc_mode, flags, dtx_mode_enable);
- audio_command(ac, ADSP_AUDIO_IOCTL_CMD_SESSION_START);
- if (!(ac->flags & AUDIO_FLAG_WRITE)) {
- ac->buf[0].used = 1;
- ac->buf[1].used = 1;
- q6audio_read(ac, &ac->buf[0]);
- q6audio_read(ac, &ac->buf[1]);
- }
- audio_prevent_sleep();
- return ac;
- }
- int q6audio_async(struct audio_client *ac)
- {
- struct adsp_command_hdr rpc;
- memset(&rpc, 0, sizeof(rpc));
- rpc.opcode = ADSP_AUDIO_IOCTL_CMD_STREAM_EOS;
- rpc.response_type = ADSP_AUDIO_RESPONSE_ASYNC;
- return audio_ioctl(ac, &rpc, sizeof(rpc));
- }