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audio: Move hosted audio "codec" drivers into their respective target dirs
They are nearly entirely generic wrappers around ALSA controls, unique per target, and are ripe for further consolidation. Change-Id: I05e4a450e3e89e03616906601c4f8fa46200dff5
This commit is contained in:
Solomon Peachy
parent
d376e0afb7
commit
a79bdaf462
20 changed files with 62 additions and 43 deletions
252
firmware/target/hosted/xduoo/xduoolinux_codec.c
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252
firmware/target/hosted/xduoo/xduoolinux_codec.c
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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*
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* Copyright (c) 2018 Marcin Bukat
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* Copyright (c) 2018 Roman Stolyarov
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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//#define LOGF_ENABLE
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#include "config.h"
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#include "audio.h"
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#include "audiohw.h"
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#include "button.h"
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#include "system.h"
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#include "kernel.h"
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#include "panic.h"
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#include "sysfs.h"
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#include "alsa-controls.h"
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#include "pcm-alsa.h"
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#include "logf.h"
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/*
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X3ii:
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PCM device hw:0,0
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ACCESS: MMAP_INTERLEAVED RW_INTERLEAVED
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FORMAT: S16_LE S24_LE
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SUBFORMAT: STD
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SAMPLE_BITS: [16 32]
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FRAME_BITS: [16 64]
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CHANNELS: [1 2]
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RATE: [8000 384000]
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PERIOD_TIME: (1333 16384000]
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PERIOD_SIZE: [512 131072]
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PERIOD_BYTES: [4096 262144]
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PERIODS: [4 256]
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BUFFER_TIME: (5333 65536000]
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BUFFER_SIZE: [2048 524288]
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BUFFER_BYTES: [4096 1048576]
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TICK_TIME: ALL
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Mixer controls:
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numid=1,iface=MIXER,name='Left Playback Volume'
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; type=INTEGER,access=rw------,values=1,min=0,max=255,step=0
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: values=0
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numid=2,iface=MIXER,name='Right Playback Volume'
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; type=INTEGER,access=rw------,values=1,min=0,max=255,step=0
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: values=0
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numid=3,iface=MIXER,name='AK4490 Digital Filter'
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; type=INTEGER,access=rw------,values=1,min=0,max=4,step=0
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: values=0
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numid=4,iface=MIXER,name='AK4490 Soft Mute'
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; type=BOOLEAN,access=rw------,values=1
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: values=off
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numid=5,iface=MIXER,name='Output Port Switch'
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; type=INTEGER,access=rw------,values=1,min=0,max=5,step=0
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: values=0
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*/
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static int hw_init = 0;
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static long int vol_l_hw = 255;
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static long int vol_r_hw = 255;
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static long int last_ps = -1;
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static int muted = -1;
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void audiohw_mute(int mute)
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{
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logf("mute %d", mute);
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if (!hw_init || muted == mute)
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return;
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muted = mute;
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if(mute)
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{
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long int ps0 = 0;
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alsa_controls_set_ints("Output Port Switch", 1, &ps0);
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}
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else
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{
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last_ps = 0;
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xduoo_get_outputs();
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}
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}
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int xduoo_get_outputs(void){
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long int ps = 0; // Muted, if nothing is plugged in!
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int status = 0;
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if (!hw_init) return ps;
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const char * const sysfs_lo_switch = "/sys/class/switch/lineout/state";
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const char * const sysfs_hs_switch = "/sys/class/switch/headset/state";
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#if defined(XDUOO_X20)
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const char * const sysfs_bal_switch = "/sys/class/switch/balance/state";
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#endif
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sysfs_get_int(sysfs_lo_switch, &status);
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if (status) ps = 1; // lineout
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sysfs_get_int(sysfs_hs_switch, &status);
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if (status) ps = 2; // headset
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#if defined(XDUOO_X20)
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sysfs_get_int(sysfs_bal_switch, &status);
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if (status) ps = 3; // balanced output
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#endif
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xduoo_set_output(ps);
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return ps;
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}
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void xduoo_set_output(int ps)
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{
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if (!hw_init || muted) return;
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if (last_ps != ps)
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{
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logf("set out %d/%d", ps, last_ps);
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/* Output port switch */
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last_ps = ps;
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alsa_controls_set_ints("Output Port Switch", 1, &last_ps);
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audiohw_set_volume(vol_l_hw, vol_r_hw);
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#if defined(XDUOO_X3II)
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/* Enable/disable headphone remote ADC */
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sysfs_set_string("/sys/devices/platform/earpods_adc.0/earpods_adc/earpods_adc_sw", (ps == 2) ? "on" : "off");
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#endif
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}
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}
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void audiohw_preinit(void)
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{
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logf("hw preinit");
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alsa_controls_init("default");
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hw_init = 1;
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#if defined(XDUOO_X3II)
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audiohw_mute(true); /* Start muted to avoid the POP */
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#else
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audiohw_mute(false); /* No need */
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#endif
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// const char * const codec_pmdown = "/sys/devices/platform/ingenic-x3ii.0/x3ii-ak4490-i2s/pmdown_time"; // in ms, defaults 5000
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}
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void audiohw_postinit(void)
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{
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logf("hw postinit");
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}
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void audiohw_close(void)
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{
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logf("hw close");
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hw_init = 0;
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alsa_controls_close();
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}
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void audiohw_set_frequency(int fsel)
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{
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(void)fsel;
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}
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void audiohw_set_volume(int vol_l, int vol_r)
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{
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logf("hw vol %d %d", vol_l, vol_r);
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long l,r;
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vol_l_hw = vol_l;
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vol_r_hw = vol_r;
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if (lineout_inserted()) {
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l = 0;
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r = 0;
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} else {
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l = -vol_l/5;
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r = -vol_r/5;
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}
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if (!hw_init)
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return;
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alsa_controls_set_ints("Left Playback Volume", 1, &l);
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alsa_controls_set_ints("Right Playback Volume", 1, &r);
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}
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void audiohw_set_lineout_volume(int vol_l, int vol_r)
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{
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long l,r;
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logf("lo vol %d %d", vol_l, vol_r);
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(void)vol_l;
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(void)vol_r;
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if (lineout_inserted()) {
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l = 0;
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r = 0;
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} else {
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l = -vol_l_hw/5;
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r = -vol_r_hw/5;
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}
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alsa_controls_set_ints("Left Playback Volume", 1, &l);
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alsa_controls_set_ints("Right Playback Volume", 1, &r);
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}
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void audiohw_set_filter_roll_off(int value)
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{
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logf("rolloff %d", value);
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/* 0 = Sharp;
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1 = Slow;
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2 = Short Sharp
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3 = Short Slow
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4 = Super Slow */
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#if defined(XDUOO_X3II)
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long int value_hw = value;
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alsa_controls_set_ints("AK4490 Digital Filter", 1, &value_hw);
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#elif defined(XDUOO_X20)
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long int value_hw = value;
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alsa_controls_set_ints("ES9018_K2M Digital Filter", 1, &value_hw);
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#else
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(void)value;
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#endif
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}
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26
firmware/target/hosted/xduoo/xduoolinux_codec.h
Normal file
26
firmware/target/hosted/xduoo/xduoolinux_codec.h
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@ -0,0 +1,26 @@
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#ifndef __XDUOOLINUX_CODEC__
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#define __XDUOOLINUX_CODEC__
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#define AUDIOHW_CAPS (LINEOUT_CAP | FILTER_ROLL_OFF_CAP)
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AUDIOHW_SETTING(VOLUME, "dB", 1, 5, -102*10, 0, -30*10)
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#endif
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// We want this, but the codec takes over a second to unmute!
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//#define AUDIOHW_MUTE_ON_STOP
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#if defined(XDUOO_X3II)
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/* The AK4490 glitches when switching sample rates */
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#define AUDIOHW_MUTE_ON_SRATE_CHANGE
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AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 5, 0)
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#define AUDIOHW_HAVE_SS_ROLL_OFF
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#endif
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#if defined(XDUOO_X20)
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//#define AUDIOHW_NEEDS_INITIAL_UNMUTE
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AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 4, 0)
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#define AUDIOHW_HAVE_SHORT2_ROLL_OFF
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#endif
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void audiohw_mute(int mute);
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void xduoo_set_output(int ps);
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int xduoo_get_outputs(void);
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