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M7350/kernel/arch/arm/mach-msm/qdsp6/q6audio.c

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M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/*
* Copyright (C) 2009 Google, Inc.
* Copyright (c) 2010-2011, The Linux Foundation. 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/slab.h>
#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/firmware.h>
#include <linux/miscdevice.h>
#include <linux/pm_qos.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 <mach/cpuidle.h>
#include <linux/msm_audio_aac.h>
#include <linux/gpio.h>
#include "q6audio_devices.h"
#include <mach/debug_mm.h>
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 pm_qos_request pm_qos_req;
static int idlecount;
static DEFINE_MUTEX(idlecount_lock);
void audio_prevent_sleep(void)
{
mutex_lock(&idlecount_lock);
if (++idlecount == 1) {
wake_lock(&wakelock);
pm_qos_update_request(&pm_qos_req,
msm_cpuidle_get_deep_idle_latency());
}
mutex_unlock(&idlecount_lock);
}
void audio_allow_sleep(void)
{
mutex_lock(&idlecount_lock);
if (--idlecount == 0) {
pm_qos_update_request(&pm_qos_req, PM_QOS_DEFAULT_VALUE);
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;
pr_debug("[%s:%s] device_id = 0x%x, acdb_id = %d\n", __MM_FILE__,
__func__, device_id, acdb_id);
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)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
return dal_call_f0(client, DAL_OP_OPEN, 0);
}
static inline int adie_close(struct dal_client *client)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
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)
{
pr_debug("[%s:%s] id = 0x%x, path_type = %d\n", __MM_FILE__,
__func__, id, 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)
{
pr_debug("[%s:%s] path_type = %d, plan = %d\n", __MM_FILE__,
__func__, path_type, 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)
{
pr_debug("[%s:%s] path_type = %d, stage = 0x%x\n", __MM_FILE__,
__func__, path_type, 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)
{
pr_debug("[%s:%s] path_type = %d, mute = %d\n", __MM_FILE__, __func__,
path_type, 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);
pr_debug("[%s:%s] session = %d\n", __MM_FILE__,
__func__, n);
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;
pr_debug("[%s:%s] session = %d\n", __MM_FILE__, __func__, n);
}
mutex_unlock(&session_lock);
}
static void audio_client_free(struct audio_client *ac)
{
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, 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;
pr_debug("[%s:%s] bufsz = %d\n", __MM_FILE__, __func__, bufsz);
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
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;
pr_debug("[%s:%s]ac = %p\n", __MM_FILE__, __func__, 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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
return audio_ioctl(ac, &rpc, sizeof(rpc));
}
static int audio_auxpcm_out_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_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;
rpc.mode = ADSP_AUDIO_OPEN_STREAM_MODE_AUX_PCM;
rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_RECORD;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
return audio_ioctl(ac, &rpc, sizeof(rpc));
}
static int audio_auxpcm_in_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_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.mode = ADSP_AUDIO_OPEN_STREAM_MODE_AUX_PCM;
rpc.stream_context = ADSP_AUDIO_DEVICE_CONTEXT_PLAYBACK;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, 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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
return audio_ioctl(ac, &rpc, sizeof(rpc));
}
static int audio_close(struct audio_client *ac)
{
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, 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) {
if (tx_clk_freq > 16000)
rpc.hdr.data = 48000;
else if (tx_clk_freq > 8000)
rpc.hdr.data = 16000;
else
rpc.hdr.data = 8000;
}
rpc.device_id = device_id;
rpc.phys_addr = audio_phys;
rpc.phys_size = size;
rpc.phys_used = size;
pr_debug("[%s:%s] ac = %p, device_id = 0x%x, size = %d\n", __MM_FILE__,
__func__, ac, device_id, size);
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, 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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, 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;
pr_debug("[%s:%s] volume = %d\n", __MM_FILE__, __func__, volume);
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;
pr_debug("[%s:%s] mute = %d, dev_id = 0x%x\n", __MM_FILE__,
__func__, mute, dev_id);
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;
pr_debug("[%s:%s] mute = %d\n", __MM_FILE__, __func__, mute);
if (mute < 0 || mute > 3) {
pr_err("[%s:%s] invalid mute status %d\n", __MM_FILE__,
__func__, mute);
return -EINVAL;
}
memset(&rpc, 0, sizeof(rpc));
rpc.hdr.opcode = ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_MUTE;
if ((mute == STREAM_UNMUTE) || (mute == STREAM_MUTE)) {
rpc.device_id = ADSP_AUDIO_DEVICE_ID_VOICE;
rpc.path = ADSP_PATH_TX_CNG_DIS;
} else {
rpc.device_id = dev_id;
rpc.path = ADSP_PATH_TX;
}
mute &= 0x01;
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;
pr_debug("[%s:%s] volume = %d\n", __MM_FILE__, __func__, volume);
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;
pr_debug("[%s:%s] mute = %d\n", __MM_FILE__, __func__, mute);
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) {
pr_debug("[%s:%s] CB Stream eos, ac = %p\n",
__MM_FILE__, __func__, 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) {
pr_debug("[%s:%s] CB done, ac = %p, status = %d\n",
__MM_FILE__, __func__, 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;
}
pr_debug("[%s:%s] ac = %p, event_id = 0x%x, status = %d\n",
__MM_FILE__, __func__, 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];
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
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;
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
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);
pr_info("[%s:%s] attach ADSP\n", __MM_FILE__, __func__);
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;
pm_qos_add_request(&pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
PM_QOS_DEFAULT_VALUE);
wake_lock_init(&wakelock, WAKE_LOCK_SUSPEND, "audio_pcm_suspend");
done:
if ((res < 0) && ac)
audio_client_free(ac);
mutex_unlock(&audio_lock);
pr_debug("[%s:%s] res = %d\n", __MM_FILE__, __func__, res);
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;
pr_debug("[%s:%s] device_id = 0x%x, samplerate = %d\n", __MM_FILE__,
__func__, device_id, sample_rate);
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;
pr_debug("[%s:%s] dev_id = 0x%x\n", __MM_FILE__, __func__, dev_id);
return audio_ioctl(ac, &rpc, sizeof(rpc));
}
static int qdsp6_standby(struct audio_client *ac)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
return audio_command(ac, ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_STANDBY);
}
static int qdsp6_start(struct audio_client *ac)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
return audio_command(ac, ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_COMMIT);
}
static void audio_rx_analog_enable(int en)
{
pr_debug("[%s:%s] audio_rx_device_id = 0x%x, en = %d\n", __MM_FILE__,
__func__, audio_rx_device_id, 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)
{
pr_debug("[%s:%s] audio_tx_device_id = 0x%x, en = %d\n", __MM_FILE__,
__func__, audio_tx_device_id, 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;
pr_debug("[%s:%s] adev = 0x%x, acdb_id = 0x%x\n", __MM_FILE__,
__func__, adev, acdb_id);
if (q6_device_to_dir(adev) == Q6_RX) {
rx_acdb = acdb_id;
sample_rate = q6_device_to_rate(adev);
} else {
tx_acdb = acdb_id;
if (tx_clk_freq > 16000)
sample_rate = 48000;
else if (tx_clk_freq > 8000)
sample_rate = 16000;
else
sample_rate = 8000;
}
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)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
if (audio_rx_path_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)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
if (!reconf)
qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE, audio_rx_device_id);
audio_update_acdb(audio_rx_device_id, acdb_id);
qdsp6_standby(ac_control);
qdsp6_start(ac_control);
}
static void _audio_rx_path_enable(int reconf, uint32_t acdb_id)
{
pr_debug("[%s:%s] reconf = %d\n", __MM_FILE__, __func__, reconf);
q6_rx_path_enable(reconf, acdb_id);
if (audio_rx_path_id)
adie_rx_path_enable(acdb_id);
audio_rx_analog_enable(1);
}
static void _audio_tx_path_enable(int reconf, uint32_t acdb_id)
{
pr_debug("[%s:%s] reconf = %d, tx_clk_freq = %d\n", __MM_FILE__,
__func__, reconf, tx_clk_freq);
audio_tx_analog_enable(1);
if (audio_tx_path_id) {
adie_enable();
adie_set_path(adie, audio_tx_path_id, ADIE_PATH_TX);
if (tx_clk_freq > 16000)
adie_set_path_freq_plan(adie, ADIE_PATH_TX, 48000);
else if (tx_clk_freq > 8000)
adie_set_path_freq_plan(adie, ADIE_PATH_TX, 16000);
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);
}
if (!reconf)
qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE,
audio_tx_device_id);
audio_update_acdb(audio_tx_device_id, acdb_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)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
audio_rx_analog_enable(0);
if (audio_rx_path_id) {
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)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
audio_tx_analog_enable(0);
if (audio_tx_path_id) {
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 ecodec_clk_enable(void)
{
ecodec_clk_refcount++;
if (ecodec_clk_refcount == 1) {
clk_set_rate(ecodec_clk, 2048000);
clk_enable(ecodec_clk);
}
}
static void ecodec_clk_disable(int group_reset, int path)
{
ecodec_clk_refcount--;
if (ecodec_clk_refcount == 0) {
clk_disable(ecodec_clk);
if (group_reset) {
if (path == ADSP_PATH_TX)
audio_tx_device_group = -1;
else
audio_rx_device_group = -1;
}
}
}
static void _audio_rx_clk_enable(void)
{
uint32_t device_group = q6_device_to_codec(audio_rx_device_id);
pr_debug("[%s:%s] rx_clk_refcount = %d\n", __MM_FILE__, __func__,
icodec_rx_clk_refcount);
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_enable();
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);
uint32_t icodec_tx_clk_rate;
pr_debug("[%s:%s] tx_clk_refcount = %d\n", __MM_FILE__, __func__,
icodec_tx_clk_refcount);
switch (device_group) {
case Q6_ICODEC_TX:
icodec_tx_clk_refcount++;
if (icodec_tx_clk_refcount == 1) {
if (tx_clk_freq > 16000)
icodec_tx_clk_rate = 48000;
else if (tx_clk_freq > 8000)
icodec_tx_clk_rate = 16000;
else
icodec_tx_clk_rate = 8000;
clk_set_rate(icodec_tx_clk, icodec_tx_clk_rate * 256);
clk_enable(icodec_tx_clk);
}
break;
case Q6_ECODEC_TX:
ecodec_clk_enable();
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)
{
pr_debug("[%s:%s] rx_clk_refcount = %d\n", __MM_FILE__, __func__,
icodec_rx_clk_refcount);
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_disable(1, ADSP_PATH_RX);
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)
{
pr_debug("[%s:%s] tx_clk_refcount = %d\n", __MM_FILE__, __func__,
icodec_tx_clk_refcount);
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_disable(1, ADSP_PATH_TX);
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);
pr_debug("[%s:%s] rx_device = 0x%x\n", __MM_FILE__, __func__,
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);
pr_debug("[%s:%s] tx_device = 0x%x\n", __MM_FILE__, __func__,
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)
{
pr_debug("[%s:%s] en = %d\n", __MM_FILE__, __func__, en);
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)
{
pr_debug("[%s:%s] en = %d\n", __MM_FILE__, __func__, en);
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;
pr_debug("[%s:%s] id_src = 0x%x\n, id_dst = 0x%x\n", __MM_FILE__,
__func__, id_src, id_dst);
if (q6audio_init())
return 0;
mutex_lock(&audio_path_lock);
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);
res = audio_update_acdb(id_dst, id_src);
if (res)
goto done;
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);
/* DSP caches the requested MUTE state when it cannot apply the state
immediately. In that case, it returns EUNSUPPORTED and applies the
cached state later */
if ((rc == ADSP_AUDIO_STATUS_SUCCESS) ||
(rc == ADSP_AUDIO_STATUS_EUNSUPPORTED)) {
pr_debug("[%s:%s] return status = %d\n",
__MM_FILE__, __func__, 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;
pr_debug("[%s:%s] level = %d\n", __MM_FILE__, __func__, level);
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)
{
pr_debug("[%s:%s] device_id = 0x%x, acdb_id = 0x%x\n", __MM_FILE__,
__func__, device_id, acdb_id);
if (device_id == audio_rx_device_id &&
audio_rx_path_id == q6_device_to_path(device_id, acdb_id)) {
if (acdb_id != rx_acdb) {
qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE, device_id);
audio_update_acdb(device_id, acdb_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 {
qdsp6_devchg_notify(ac_control, ADSP_AUDIO_RX_DEVICE,
device_id);
audio_update_acdb(device_id, acdb_id);
qdsp6_standby(ac_control);
qdsp6_start(ac_control);
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)
{
pr_debug("[%s:%s] device_id = 0x%x, acdb_id = 0x%x\n", __MM_FILE__,
__func__, device_id, acdb_id);
if (device_id == audio_tx_device_id &&
audio_tx_path_id == q6_device_to_path(device_id, acdb_id)) {
if (acdb_id != tx_acdb) {
qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE,
device_id);
audio_update_acdb(device_id, acdb_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 {
qdsp6_devchg_notify(ac_control, ADSP_AUDIO_TX_DEVICE,
device_id);
audio_update_acdb(device_id, acdb_id);
qdsp6_standby(ac_control);
qdsp6_start(ac_control);
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_auxpcm(uint32_t rate,
uint32_t channels, uint32_t flags, uint32_t acdb_id)
{
int rc, retry = 5;
struct audio_client *ac;
pr_debug("[%s:%s] rate = %d, channels = %d\n", __MM_FILE__, __func__,
rate, channels);
if (q6audio_init())
return NULL;
ac = audio_client_alloc(0);
if (!ac)
return NULL;
ac->flags = flags;
mutex_lock(&audio_path_lock);
if (ac->flags & AUDIO_FLAG_WRITE) {
audio_tx_path_refcount++;
if (audio_tx_path_refcount == 1) {
tx_clk_freq = rate;
_audio_tx_clk_enable();
_audio_tx_path_enable(0, acdb_id);
}
} else {
audio_rx_path_refcount++;
if (audio_rx_path_refcount == 1) {
_audio_rx_clk_enable();
_audio_rx_path_enable(0, acdb_id);
}
}
ecodec_clk_enable();
for (retry = 5;; retry--) {
if (ac->flags & AUDIO_FLAG_WRITE)
rc = audio_auxpcm_out_open(ac, rate, channels);
else
rc = audio_auxpcm_in_open(ac, 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);
}
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);
}
audio_prevent_sleep();
return ac;
}
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;
pr_debug("[%s:%s] bufsz = %d, rate = %d, channels = %d\n", __MM_FILE__,
__func__, bufsz, rate, channels);
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 */
audio_tx_path_refcount++;
if (audio_tx_path_refcount == 1) {
tx_clk_freq = rate;
_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();
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
return 0;
}
int q6audio_auxpcm_close(struct audio_client *ac)
{
audio_close(ac);
if (ac->flags & AUDIO_FLAG_WRITE) {
audio_tx_path_enable(0, 0);
ecodec_clk_disable(0, ADSP_PATH_RX);
} else {
audio_rx_path_enable(0, 0);
ecodec_clk_disable(0, ADSP_PATH_TX);
}
audio_client_free(ac);
audio_allow_sleep();
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
return 0;
}
struct audio_client *q6voice_open(uint32_t flags)
{
struct audio_client *ac;
pr_debug("[%s:%s] flags = %d\n", __MM_FILE__, __func__, flags);
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 {
if (!audio_tx_path_refcount)
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);
tx_mute_status = 0;
audio_client_free(ac);
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
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;
pr_debug("[%s:%s] bufsz = %d, rate = %d\n, channels = %d",
__MM_FILE__, __func__, bufsz, rate, channels);
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;
pr_debug("[%s:%s] rate = %d\n, channels = %d", __MM_FILE__, __func__,
rate, channels);
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;
pr_debug("[%s:%s] high = %d, low = %d\n", __MM_FILE__, __func__,
dtmf_hi, dtmf_low);
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)
{
pr_debug("[%s:%s]\n", __MM_FILE__, __func__);
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;
pr_debug("[%s:%s] bufsz = %d, samplerate = %d, channels = %d\n",
__MM_FILE__, __func__, bufsz, samplerate, channels);
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{
if (!audio_tx_path_refcount)
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;
pr_debug("[%s:%s] bufsz = %d\n", __MM_FILE__, __func__, bufsz);
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{
if (!audio_tx_path_refcount)
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;
pr_debug("[%s:%s] bufsz = %d, dtx_mode = %d\n", __MM_FILE__,
__func__, bufsz, dtx_mode_enable);
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{
if (!audio_tx_path_refcount)
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;
pr_debug("[%s:%s] ac = %p\n", __MM_FILE__, __func__, ac);
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));
}
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