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nwzlinux: add support for radio

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None of the Sony up to A15 seem to support RDS (they use either Si4702 or Si4708),
thus I did not add any code to support RDS.

Change-Id: I64838993b9705b36b94665f8470c7a89c772c961
This commit is contained in:
Amaury Pouly 2017-11-03 20:14:01 +01:00
parent ee2eb13b74
commit 0fe7b8becf
10 changed files with 279 additions and 18 deletions
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3
apps/audio_path.c
View file

@ -45,7 +45,8 @@
#endif
#endif
#if ((CONFIG_PLATFORM & PLATFORM_NATIVE) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1))
#if ((CONFIG_PLATFORM & PLATFORM_NATIVE) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) \
|| defined(SONY_NWZ_LINUX))
#ifdef AUDIO_CPU_BOOST
static void audio_cpu_boost(bool state)

8
apps/debug_menu.c
View file

@ -71,14 +71,12 @@
#if (CONFIG_STORAGE & STORAGE_ATA)
#include "ata.h"
#endif
#if CONFIG_TUNER
#include "tuner.h"
#include "radio.h"
#endif
#endif /* CONFIG_PLATFORM & PLATFORM_NATIVE */
#include "power.h"
#if (defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1)) && defined(CONFIG_TUNER)
#if ((CONFIG_PLATFORM & PLATFORM_NATIVE) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) \
|| defined(SONY_NWZ_LINUX)) \
&& defined(CONFIG_TUNER)
#include "tuner.h"
#include "radio.h"
#endif

4
firmware/SOURCES
View file

@ -106,6 +106,8 @@ target/hosted/sonynwz/system-nwz.c
target/hosted/sonynwz/powermgmt-nwz.c
target/hosted/sonynwz/power-nwz.c
target/hosted/sonynwz/adc-nwz.c
target/hosted/sonynwz/radio-nwz.c
target/hosted/sonynwz/audio-nwz.c
target/hosted/sonynwz/debug-nwz.c
target/hosted/sonynwz/nvp-nwz.c
target/hosted/sonynwz/nwz-db.c
@ -361,7 +363,7 @@ drivers/rtc/rtc_imx233.c
/* Tuner */
#if CONFIG_TUNER
tuner.c
#if ((CONFIG_PLATFORM & PLATFORM_NATIVE) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1))
#if ((CONFIG_PLATFORM & PLATFORM_NATIVE) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) || defined(SONY_NWZ_LINUX))
#if (CONFIG_TUNER & LV24020LP)
drivers/tuner/lv24020lp.c
#endif /* (CONFIG_TUNER & LV24020LP) */

15
firmware/drivers/audio/nwzlinux-codec.c
View file

@ -300,6 +300,17 @@ void audiohw_enable_cuerev(bool en)
alsa_controls_set_bool("CODEC Cue/Rev Switch", en);
}
void audiohw_set_playback_src(enum nwz_src_t src)
{
switch(src)
{
case NWZ_RADIO: alsa_controls_set_enum("Playback Src Switch", "Fm"); break;
case NWZ_MIC: alsa_controls_set_enum("Playback Src Switch", "Mic"); break;
case NWZ_PLAYBACK:
default: alsa_controls_set_enum("Playback Src Switch", "Music"); break;
}
}
void audiohw_preinit(void)
{
alsa_controls_init();
@ -312,8 +323,8 @@ void audiohw_preinit(void)
* them by default */
audiohw_enable_acoustic(false);
audiohw_enable_cuerev(false);
/* not sure exactly what it means */
alsa_controls_set_enum("Playback Src Switch", "Music");
/* select playback source */
audiohw_set_playback_src(NWZ_PLAYBACK);
/* use headphone output */
alsa_controls_set_enum("Output Switch", "Headphone");
/* unmute */

4
firmware/export/config/sonynwzlinux.h
View file

@ -62,9 +62,13 @@
/* Define this if you do software codec */
#define CONFIG_CODEC SWCODEC
#define CONFIG_TUNER SI4700
/* There is no hardware tone control */
#define HAVE_SW_TONE_CONTROLS
#define INPUT_SRC_CAPS SRC_CAP_FMRADIO
/* The A15 and A25 support more sampling rates, in fact they support crazy high bit-rates such
* as 176.4 and 192 kHz but Rockbox does not support those */
#if defined(SONY_NWZA10) || defined(SONY_NWA20)

9
firmware/export/nwzlinux_codec.h
View file

@ -26,11 +26,20 @@
/* Ranges from -100dB to 4dB */
AUDIOHW_SETTING(VOLUME, "dB", 0, 1, -100, 4, -10)
enum nwz_src_t
{
NWZ_PLAYBACK,
NWZ_RADIO,
NWZ_MIC,
};
/* enable/disable Sony's "acoustic" mode */
bool audiohw_acoustic_enabled(void);
void audiohw_enable_acoustic(bool en);
/* enable/disable Sony's "cuerev" mode */
bool audiohw_cuerev_enabled(void);
void audiohw_enable_cuerev(bool en);
/* select playback source */
void audiohw_set_playback_src(enum nwz_src_t src);
#endif /* __NWZLINUX_CODEC_H__ */

65
firmware/target/hosted/sonynwz/audio-nwz.c Normal file
View file

@ -0,0 +1,65 @@
/***************************************************************************
* __________ __ ___
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2017 Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include "system.h"
#include "cpu.h"
#include "audio.h"
#include "audiohw.h"
#include "sound.h"
#include "nwzlinux_codec.h"
int audio_channels = 2;
int audio_output_source = AUDIO_SRC_PLAYBACK;
void audio_set_output_source(int source)
{
if((unsigned)source >= AUDIO_NUM_SOURCES)
source = AUDIO_SRC_PLAYBACK;
audio_output_source = source;
}
void audio_input_mux(int source, unsigned flags)
{
static int last_source = AUDIO_SRC_PLAYBACK;
(void)flags;
switch (source)
{
default: /* playback - no recording */
source = AUDIO_SRC_PLAYBACK;
case AUDIO_SRC_PLAYBACK:
audio_channels = 2;
if (source != last_source)
audiohw_set_playback_src(NWZ_PLAYBACK);
break;
case AUDIO_SRC_FMRADIO: /* recording and playback */
audio_channels = 2;
if (source == last_source)
break;
audiohw_set_playback_src(NWZ_RADIO);
break;
} /* end switch */
last_source = source;
} /* audio_input_mux */

61
firmware/target/hosted/sonynwz/nwz_tuner.h Normal file
View file

@ -0,0 +1,61 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2017 Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __NWZ_TUNER_H__
#define __NWZ_TUNER_H__
#define NWZ_TUNER_DEV "/dev/radio0"
/* we only describe the private ioctl, the rest is standard v4l2 */
#define NWZ_TUNER_TYPE 'v'
#define NWZ_TUNER_REG_COUNT 20
/* there is something slightly fishy about this structure, the ioctl code says it must be of size
* 0x2C but the disassembled code looks like it uses a size of 0x24, probably Sony's code is
* massively broken */
struct nwz_tuner_ioctl_t
{
union
{
uint32_t regno; // for GET_REG
uint32_t rssi; // for GET_RSSI
uint32_t freq; // for SET_FREQ
struct
{
uint8_t regno;
uint8_t reserved;
uint16_t val;
}put; // for PUT_REG
};
uint16_t regs[NWZ_TUNER_REG_COUNT];
} __attribute__((packed));
/* these requests seem to be the only one supported by all generations */
#define NWZ_TUNER_INIT_REG _IOWR(NWZ_TUNER_TYPE, 41, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_PUT_REG _IOWR(NWZ_TUNER_TYPE, 42, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_GET_REG _IOWR(NWZ_TUNER_TYPE, 43, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_GET_REG_ALL _IOWR(NWZ_TUNER_TYPE, 44, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_SET_FREQ _IOWR(NWZ_TUNER_TYPE, 45, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_RESET _IOW(NWZ_TUNER_TYPE, 46, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_GPIO2_ON _IOW(NWZ_TUNER_TYPE, 47, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_GPIO2_OFF _IOW(NWZ_TUNER_TYPE, 48, struct nwz_tuner_ioctl_t)
#define NWZ_TUNER_GET_RSSI _IOWR(NWZ_TUNER_TYPE, 49, struct nwz_tuner_ioctl_t)
#endif /* __NWZ_TUNER_H__ */

110
firmware/target/hosted/sonynwz/radio-nwz.c Normal file
View file

@ -0,0 +1,110 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2017 Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include "stdint.h"
#include "stdio.h"
#include "string.h"
#include "kernel.h"
#include "rbendian.h"
#include "nwz_tuner.h"
#include "si4700.h"
#include "power.h"
static int radio_fd = -1;
bool tuner_power(bool status)
{
if(status != tuner_powered())
{
if(status)
{
radio_fd = open(NWZ_TUNER_DEV, 0);
if(radio_fd != -1)
{
/* Sony is braindead, opening the radio device mutes all audio (even from the DAC)
* until SET_FREQ is called with a valid frequency, choose 90MHz because it is valid
* in all bands */
struct nwz_tuner_ioctl_t req;
memset(&req, 0, sizeof(req)); // just to avoid garbage in
req.freq = 90000;
int ret = ioctl(radio_fd, NWZ_TUNER_SET_FREQ, &req);
if(ret != 0)
perror("tuner set_freq error");
}
else
perror("tuner open error");
}
else
{
close(radio_fd);
radio_fd = -1;
}
}
return tuner_powered();
}
bool tuner_powered(void)
{
return radio_fd != -1;
}
/* one can adjust the following depending on the tuner, for now it is calibrated for the si470x
* which is crazy, because it starts reading at register 0xA and writing at 0x2. We need to
* "emulate" this behavior... Note that Si470x transmits in big-endian */
#define READ_START_REG 0xA
#define WRITE_START_REG 0x2
#define REG_COUNT 16
#define REG_SIZE 2
#define REG_TYPE uint16_t
#define REG_SWAP swap16
int fmradio_i2c_write(unsigned char address, unsigned char* buf, int count)
{
(void)address;
struct nwz_tuner_ioctl_t req;
memset(&req, 0, sizeof(req)); // just to avoid garbage in
for(int i = 0; i < count / REG_SIZE; i++)
{
req.put.regno = (WRITE_START_REG + i) % REG_COUNT;
req.put.val = REG_SWAP(*(REG_TYPE *)&buf[i * REG_SIZE]);
int ret = ioctl(radio_fd, NWZ_TUNER_PUT_REG, &req);
if(ret != 0)
return ret;
}
return 0;
}
int fmradio_i2c_read(unsigned char address, unsigned char* buf, int count)
{
(void)address;
struct nwz_tuner_ioctl_t req;
memset(&req, 0, sizeof(req)); // just to avoid garbage in
int ret = ioctl(radio_fd, NWZ_TUNER_GET_REG_ALL, &req);
if(ret != 0)
return ret;
for(int i = 0; i < count / REG_SIZE; i++)
*(REG_TYPE *)&buf[i * REG_SIZE] = REG_SWAP(req.regs[(READ_START_REG + i) % REG_COUNT]);
return 0;
}

18
tools/configure vendored
View file

@ -3841,7 +3841,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=e350"
bootoutput="bootloader-nwze350.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -3904,7 +3904,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=e450"
bootoutput="bootloader-nwze450.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -3927,7 +3927,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=e460"
bootoutput="bootloader-nwze460.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins="yes"
swcodec="yes"
toolset=$genericbitmaptools
@ -3950,7 +3950,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=e470"
bootoutput="bootloader-nwze470.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -3973,7 +3973,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=e580"
bootoutput="bootloader-nwze580.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -3996,7 +3996,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=a10"
bootoutput="bootloader-nwza10.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -4019,7 +4019,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=a20"
bootoutput="bootloader-nwa20.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -4042,7 +4042,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=a860"
bootoutput="bootloader-nwza860.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools
@ -4065,7 +4065,7 @@ fi
output="rockbox.sony"
boottool="$rootdir/tools/scramble -add=s750"
bootoutput="bootloader-nwzs750.sony"
appextra="gui:recorder"
appextra="gui:recorder:radio"
plugins=""
swcodec="yes"
toolset=$genericbitmaptools