/* * ALSA driver for ICEnsemble ICE1712 (Envy24) * * Lowlevel functions for Hoontech STDSP24 * * Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz> * * 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 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include <asm/io.h> #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/mutex.h> #include <sound/core.h> #include "ice1712.h" #include "hoontech.h" /* Hoontech-specific setting */ struct hoontech_spec { unsigned char boxbits[4]; unsigned int config; unsigned short boxconfig[4]; }; static void __devinit snd_ice1712_stdsp24_gpio_write(struct snd_ice1712 *ice, unsigned char byte) { byte |= ICE1712_STDSP24_CLOCK_BIT; udelay(100); snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte); byte &= ~ICE1712_STDSP24_CLOCK_BIT; udelay(100); snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte); byte |= ICE1712_STDSP24_CLOCK_BIT; udelay(100); snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte); } static void __devinit snd_ice1712_stdsp24_darear(struct snd_ice1712 *ice, int activate) { struct hoontech_spec *spec = ice->spec; mutex_lock(&ice->gpio_mutex); ICE1712_STDSP24_0_DAREAR(spec->boxbits, activate); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]); mutex_unlock(&ice->gpio_mutex); } static void __devinit snd_ice1712_stdsp24_mute(struct snd_ice1712 *ice, int activate) { struct hoontech_spec *spec = ice->spec; mutex_lock(&ice->gpio_mutex); ICE1712_STDSP24_3_MUTE(spec->boxbits, activate); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]); mutex_unlock(&ice->gpio_mutex); } static void __devinit snd_ice1712_stdsp24_insel(struct snd_ice1712 *ice, int activate) { struct hoontech_spec *spec = ice->spec; mutex_lock(&ice->gpio_mutex); ICE1712_STDSP24_3_INSEL(spec->boxbits, activate); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]); mutex_unlock(&ice->gpio_mutex); } static void __devinit snd_ice1712_stdsp24_box_channel(struct snd_ice1712 *ice, int box, int chn, int activate) { struct hoontech_spec *spec = ice->spec; mutex_lock(&ice->gpio_mutex); /* select box */ ICE1712_STDSP24_0_BOX(spec->boxbits, box); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]); /* prepare for write */ if (chn == 3) ICE1712_STDSP24_2_CHN4(spec->boxbits, 0); ICE1712_STDSP24_2_MIDI1(spec->boxbits, activate); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]); ICE1712_STDSP24_1_CHN1(spec->boxbits, 1); ICE1712_STDSP24_1_CHN2(spec->boxbits, 1); ICE1712_STDSP24_1_CHN3(spec->boxbits, 1); ICE1712_STDSP24_2_CHN4(spec->boxbits, 1); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); udelay(100); if (chn == 3) { ICE1712_STDSP24_2_CHN4(spec->boxbits, 0); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); } else { switch (chn) { case 0: ICE1712_STDSP24_1_CHN1(spec->boxbits, 0); break; case 1: ICE1712_STDSP24_1_CHN2(spec->boxbits, 0); break; case 2: ICE1712_STDSP24_1_CHN3(spec->boxbits, 0); break; } snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]); } udelay(100); ICE1712_STDSP24_1_CHN1(spec->boxbits, 1); ICE1712_STDSP24_1_CHN2(spec->boxbits, 1); ICE1712_STDSP24_1_CHN3(spec->boxbits, 1); ICE1712_STDSP24_2_CHN4(spec->boxbits, 1); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); udelay(100); ICE1712_STDSP24_2_MIDI1(spec->boxbits, 0); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); mutex_unlock(&ice->gpio_mutex); } static void __devinit snd_ice1712_stdsp24_box_midi(struct snd_ice1712 *ice, int box, int master) { struct hoontech_spec *spec = ice->spec; mutex_lock(&ice->gpio_mutex); /* select box */ ICE1712_STDSP24_0_BOX(spec->boxbits, box); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]); ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1); ICE1712_STDSP24_2_MIDI1(spec->boxbits, master); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]); udelay(100); ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 0); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); mdelay(10); ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]); mutex_unlock(&ice->gpio_mutex); } static void __devinit snd_ice1712_stdsp24_midi2(struct snd_ice1712 *ice, int activate) { struct hoontech_spec *spec = ice->spec; mutex_lock(&ice->gpio_mutex); ICE1712_STDSP24_3_MIDI2(spec->boxbits, activate); snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]); mutex_unlock(&ice->gpio_mutex); } static int __devinit snd_ice1712_hoontech_init(struct snd_ice1712 *ice) { struct hoontech_spec *spec; int box, chn; ice->num_total_dacs = 8; ice->num_total_adcs = 8; spec = kzalloc(sizeof(*spec), GFP_KERNEL); if (!spec) return -ENOMEM; ice->spec = spec; ICE1712_STDSP24_SET_ADDR(spec->boxbits, 0); ICE1712_STDSP24_CLOCK(spec->boxbits, 0, 1); ICE1712_STDSP24_0_BOX(spec->boxbits, 0); ICE1712_STDSP24_0_DAREAR(spec->boxbits, 0); ICE1712_STDSP24_SET_ADDR(spec->boxbits, 1); ICE1712_STDSP24_CLOCK(spec->boxbits, 1, 1); ICE1712_STDSP24_1_CHN1(spec->boxbits, 1); ICE1712_STDSP24_1_CHN2(spec->boxbits, 1); ICE1712_STDSP24_1_CHN3(spec->boxbits, 1); ICE1712_STDSP24_SET_ADDR(spec->boxbits, 2); ICE1712_STDSP24_CLOCK(spec->boxbits, 2, 1); ICE1712_STDSP24_2_CHN4(spec->boxbits, 1); ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1); ICE1712_STDSP24_2_MIDI1(spec->boxbits, 0); ICE1712_STDSP24_SET_ADDR(spec->boxbits, 3); ICE1712_STDSP24_CLOCK(spec->boxbits, 3, 1); ICE1712_STDSP24_3_MIDI2(spec->boxbits, 0); ICE1712_STDSP24_3_MUTE(spec->boxbits, 1); ICE1712_STDSP24_3_INSEL(spec->boxbits, 0); /* let's go - activate only functions in first box */ spec->config = 0; /* ICE1712_STDSP24_MUTE | ICE1712_STDSP24_INSEL | ICE1712_STDSP24_DAREAR; */ /* These boxconfigs have caused problems in the past. * The code is not optimal, but should now enable a working config to * be achieved. * ** MIDI IN can only be configured on one box ** * ICE1712_STDSP24_BOX_MIDI1 needs to be set for that box. * Tests on a ADAC2000 box suggest the box config flags do not * work as would be expected, and the inputs are crossed. * Setting ICE1712_STDSP24_BOX_MIDI1 and ICE1712_STDSP24_BOX_MIDI2 * on the same box connects MIDI-In to both 401 uarts; both outputs * are then active on all boxes. * The default config here sets up everything on the first box. * Alan Horstmann 5.2.2008 */ spec->boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 | ICE1712_STDSP24_BOX_CHN2 | ICE1712_STDSP24_BOX_CHN3 | ICE1712_STDSP24_BOX_CHN4 | ICE1712_STDSP24_BOX_MIDI1 | ICE1712_STDSP24_BOX_MIDI2; spec->boxconfig[1] = spec->boxconfig[2] = spec->boxconfig[3] = 0; snd_ice1712_stdsp24_darear(ice, (spec->config & ICE1712_STDSP24_DAREAR) ? 1 : 0); snd_ice1712_stdsp24_mute(ice, (spec->config & ICE1712_STDSP24_MUTE) ? 1 : 0); snd_ice1712_stdsp24_insel(ice, (spec->config & ICE1712_STDSP24_INSEL) ? 1 : 0); for (box = 0; box < 4; box++) { if (spec->boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2) snd_ice1712_stdsp24_midi2(ice, 1); for (chn = 0; chn < 4; chn++) snd_ice1712_stdsp24_box_channel(ice, box, chn, (spec->boxconfig[box] & (1 << chn)) ? 1 : 0); if (spec->boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1) snd_ice1712_stdsp24_box_midi(ice, box, 1); } return 0; } /* * AK4524 access */ /* start callback for STDSP24 with modified hardware */ static void stdsp24_ak4524_lock(struct snd_akm4xxx *ak, int chip) { struct snd_ice1712 *ice = ak->private_data[0]; unsigned char tmp; snd_ice1712_save_gpio_status(ice); tmp = ICE1712_STDSP24_SERIAL_DATA | ICE1712_STDSP24_SERIAL_CLOCK | ICE1712_STDSP24_AK4524_CS; snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->gpio.direction | tmp); snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp); } static int __devinit snd_ice1712_value_init(struct snd_ice1712 *ice) { /* Hoontech STDSP24 with modified hardware */ static struct snd_akm4xxx akm_stdsp24_mv __devinitdata = { .num_adcs = 2, .num_dacs = 2, .type = SND_AK4524, .ops = { .lock = stdsp24_ak4524_lock } }; static struct snd_ak4xxx_private akm_stdsp24_mv_priv __devinitdata = { .caddr = 2, .cif = 1, /* CIF high */ .data_mask = ICE1712_STDSP24_SERIAL_DATA, .clk_mask = ICE1712_STDSP24_SERIAL_CLOCK, .cs_mask = ICE1712_STDSP24_AK4524_CS, .cs_addr = ICE1712_STDSP24_AK4524_CS, .cs_none = 0, .add_flags = 0, }; int err; struct snd_akm4xxx *ak; /* set the analog DACs */ ice->num_total_dacs = 2; /* set the analog ADCs */ ice->num_total_adcs = 2; /* analog section */ ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL); if (! ak) return -ENOMEM; ice->akm_codecs = 1; err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice); if (err < 0) return err; /* ak4524 controls */ err = snd_ice1712_akm4xxx_build_controls(ice); if (err < 0) return err; return 0; } static int __devinit snd_ice1712_ez8_init(struct snd_ice1712 *ice) { ice->gpio.write_mask = ice->eeprom.gpiomask; ice->gpio.direction = ice->eeprom.gpiodir; snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask); snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir); snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate); return 0; } /* entry point */ struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] __devinitdata = { { .subvendor = ICE1712_SUBDEVICE_STDSP24, .name = "Hoontech SoundTrack Audio DSP24", .model = "dsp24", .chip_init = snd_ice1712_hoontech_init, .mpu401_1_name = "MIDI-1 Hoontech/STA DSP24", .mpu401_2_name = "MIDI-2 Hoontech/STA DSP24", }, { .subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE, /* a dummy id */ .name = "Hoontech SoundTrack Audio DSP24 Value", .model = "dsp24_value", .chip_init = snd_ice1712_value_init, }, { .subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1, .name = "Hoontech STA DSP24 Media 7.1", .model = "dsp24_71", .chip_init = snd_ice1712_hoontech_init, }, { .subvendor = ICE1712_SUBDEVICE_EVENT_EZ8, /* a dummy id */ .name = "Event Electronics EZ8", .model = "ez8", .chip_init = snd_ice1712_ez8_init, }, { } /* terminator */ };