| /* |
| * 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 <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 */ |
| }; |