6783051aed
"Private Type"->"Private Types" Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
269 lines
6.6 KiB
C
269 lines
6.6 KiB
C
/****************************************************************************
|
|
* boards/arm/cxd56xx/drivers/audio/cxd56_audio_volume.c
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <nuttx/arch.h>
|
|
#include <nuttx/signal.h>
|
|
|
|
#include "cxd56_audio_config.h"
|
|
#include "cxd56_audio_ac_reg.h"
|
|
#include "cxd56_audio_analog.h"
|
|
#include "cxd56_audio_volume.h"
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/* Number of volume device. */
|
|
|
|
#define VOLUME_NUM 3
|
|
|
|
/* Maximum value. */
|
|
|
|
#define VOLUME_MAX 120
|
|
|
|
/* Minimum value. */
|
|
|
|
#define VOLUME_MIN -1020
|
|
|
|
/* Mute volume. */
|
|
|
|
#define VOLUME_MUTE -1025
|
|
|
|
#define MUTE_BIT_API 0x01
|
|
#define MUTE_BIT_FADE 0x02
|
|
#define MUTE_VOL_REG 0x33
|
|
#define VOL_WAIT_TIME 20
|
|
#define VOL_TO_REG(vol) (((vol) / 5) & 0xff)
|
|
#define VOL_MUTE_TIME(vol, n_cycle) \
|
|
(((VOL_TO_REG(vol) - MUTE_VOL_REG) & 0xff) * (n_cycle + 1) * 4 / 48 * 1000)
|
|
|
|
/****************************************************************************
|
|
* Private Types
|
|
****************************************************************************/
|
|
|
|
struct set_vol_prm_s
|
|
{
|
|
int16_t hold_vol;
|
|
uint8_t mute_bit;
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Private Data
|
|
****************************************************************************/
|
|
|
|
static struct set_vol_prm_s g_volparam[VOLUME_NUM] =
|
|
{
|
|
{VOLUME_MUTE, MUTE_BIT_API},
|
|
{VOLUME_MUTE, MUTE_BIT_API},
|
|
{VOLUME_MUTE, MUTE_BIT_API}
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Private Functions
|
|
****************************************************************************/
|
|
|
|
static CXD56_AUDIO_ECODE set_mute(cxd56_audio_volid_t id,
|
|
bool wait,
|
|
uint8_t type)
|
|
{
|
|
uint32_t waittime = 0;
|
|
|
|
waittime = VOL_MUTE_TIME(g_volparam[id].hold_vol, 1);
|
|
|
|
if (g_volparam[id].mute_bit == 0)
|
|
{
|
|
switch (id)
|
|
{
|
|
case CXD56_AUDIO_VOLID_MIXER_IN1:
|
|
cxd56_audio_ac_reg_set_vol_sdin1(MUTE_VOL_REG);
|
|
break;
|
|
|
|
case CXD56_AUDIO_VOLID_MIXER_IN2:
|
|
cxd56_audio_ac_reg_set_vol_sdin2(MUTE_VOL_REG);
|
|
break;
|
|
|
|
default:
|
|
cxd56_audio_ac_reg_set_vol_dac(MUTE_VOL_REG);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (wait)
|
|
{
|
|
nxsig_usleep(waittime);
|
|
}
|
|
|
|
g_volparam[id].mute_bit |= type;
|
|
|
|
if (g_volparam[CXD56_AUDIO_VOLID_MIXER_OUT].mute_bit != 0)
|
|
{
|
|
CXD56_AUDIO_ECODE ret = cxd56_audio_analog_disable_output();
|
|
if (ret != CXD56_AUDIO_ECODE_OK)
|
|
{
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|
|
|
|
static CXD56_AUDIO_ECODE set_unmute(cxd56_audio_volid_t id,
|
|
bool wait,
|
|
uint8_t type)
|
|
{
|
|
uint32_t waittime = 0;
|
|
|
|
g_volparam[id].mute_bit &= ~type;
|
|
|
|
if (g_volparam[CXD56_AUDIO_VOLID_MIXER_OUT].mute_bit == 0)
|
|
{
|
|
CXD56_AUDIO_ECODE ret = cxd56_audio_analog_enable_output();
|
|
if (ret != CXD56_AUDIO_ECODE_OK)
|
|
{
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
if (g_volparam[id].mute_bit == 0)
|
|
{
|
|
if (type == MUTE_BIT_API)
|
|
{
|
|
waittime = VOL_WAIT_TIME;
|
|
}
|
|
else
|
|
{
|
|
/* fade */
|
|
|
|
waittime = VOL_MUTE_TIME(g_volparam[id].hold_vol, 1);
|
|
}
|
|
|
|
uint32_t vol = VOL_TO_REG(g_volparam[id].hold_vol);
|
|
|
|
switch (id)
|
|
{
|
|
case CXD56_AUDIO_VOLID_MIXER_IN1:
|
|
cxd56_audio_ac_reg_set_vol_sdin1(vol);
|
|
break;
|
|
|
|
case CXD56_AUDIO_VOLID_MIXER_IN2:
|
|
cxd56_audio_ac_reg_set_vol_sdin2(vol);
|
|
break;
|
|
|
|
default:
|
|
cxd56_audio_ac_reg_set_vol_dac(vol);
|
|
break;
|
|
}
|
|
|
|
if (wait)
|
|
{
|
|
nxsig_usleep(waittime);
|
|
}
|
|
}
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
CXD56_AUDIO_ECODE cxd56_audio_volume_set(cxd56_audio_volid_t id,
|
|
int16_t vol)
|
|
{
|
|
if (id >= VOLUME_NUM)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_ID;
|
|
}
|
|
|
|
if (VOLUME_MIN > vol)
|
|
{
|
|
if (VOLUME_MUTE != vol)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_MIN;
|
|
}
|
|
}
|
|
|
|
if (VOLUME_MAX < vol)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_MAX;
|
|
}
|
|
|
|
g_volparam[id].hold_vol = vol;
|
|
set_unmute(id, true, MUTE_BIT_API);
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|
|
|
|
CXD56_AUDIO_ECODE cxd56_audio_volume_mute(cxd56_audio_volid_t id)
|
|
{
|
|
if (id >= VOLUME_NUM)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_ID;
|
|
}
|
|
|
|
set_mute(id, true, MUTE_BIT_API);
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|
|
|
|
CXD56_AUDIO_ECODE cxd56_audio_volume_unmute(cxd56_audio_volid_t id)
|
|
{
|
|
if (id >= VOLUME_NUM)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_ID;
|
|
}
|
|
|
|
set_unmute(id, true, MUTE_BIT_API);
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|
|
|
|
CXD56_AUDIO_ECODE cxd56_audio_volume_mute_fade(cxd56_audio_volid_t id,
|
|
bool wait)
|
|
{
|
|
if (id >= VOLUME_NUM)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_ID;
|
|
}
|
|
|
|
set_mute(id, wait, MUTE_BIT_FADE);
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|
|
|
|
CXD56_AUDIO_ECODE cxd56_audio_volume_unmute_fade(cxd56_audio_volid_t id,
|
|
bool wait)
|
|
{
|
|
if (id >= VOLUME_NUM)
|
|
{
|
|
return CXD56_AUDIO_ECODE_VOL_ID;
|
|
}
|
|
|
|
set_unmute(id, wait, MUTE_BIT_FADE);
|
|
|
|
return CXD56_AUDIO_ECODE_OK;
|
|
}
|