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root/sound/pci/ice1712/envy24ht.h

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INCLUDED FROM


#ifndef __SOUND_VT1724_H
#define __SOUND_VT1724_H

/*
 *   ALSA driver for ICEnsemble VT1724 (Envy24)
 *
 *      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 <sound/control.h>
#include <sound/ac97_codec.h>
#include <sound/rawmidi.h>
#include <sound/i2c.h>
#include <sound/pcm.h>

#include "ice1712.h"

enum {
        ICE_EEP2_SYSCONF = 0,   /* 06 */
        ICE_EEP2_ACLINK,        /* 07 */
        ICE_EEP2_I2S,           /* 08 */
        ICE_EEP2_SPDIF,         /* 09 */
        ICE_EEP2_GPIO_DIR,      /* 0a */
        ICE_EEP2_GPIO_DIR1,     /* 0b */
        ICE_EEP2_GPIO_DIR2,     /* 0c */
        ICE_EEP2_GPIO_MASK,     /* 0d */
        ICE_EEP2_GPIO_MASK1,    /* 0e */
        ICE_EEP2_GPIO_MASK2,    /* 0f */
        ICE_EEP2_GPIO_STATE,    /* 10 */
        ICE_EEP2_GPIO_STATE1,   /* 11 */
        ICE_EEP2_GPIO_STATE2    /* 12 */
};
        
/*
 *  Direct registers
 */

#define ICEREG1724(ice, x) ((ice)->port + VT1724_REG_##x)

#define VT1724_REG_CONTROL              0x00    /* byte */
#define   VT1724_RESET                  0x80    /* reset whole chip */
#define VT1724_REG_IRQMASK              0x01    /* byte */
#define   VT1724_IRQ_MPU_RX             0x80
#define   VT1724_IRQ_MPU_TX             0x20
#define   VT1724_IRQ_MTPCM              0x10
#define VT1724_REG_IRQSTAT              0x02    /* byte */
/* look to VT1724_IRQ_* */
#define VT1724_REG_SYS_CFG              0x04    /* byte - system configuration PCI60 on Envy24*/
#define   VT1724_CFG_CLOCK      0xc0
#define     VT1724_CFG_CLOCK512 0x00    /* 22.5692Mhz, 44.1kHz*512 */
#define     VT1724_CFG_CLOCK384  0x40   /* 16.9344Mhz, 44.1kHz*384 */
#define   VT1724_CFG_MPU401     0x20            /* MPU401 UARTs */
#define   VT1724_CFG_ADC_MASK   0x0c    /* one, two or one and S/PDIF, stereo ADCs */
#define   VT1724_CFG_DAC_MASK   0x03    /* one, two, three, four stereo DACs */

#define VT1724_REG_AC97_CFG             0x05    /* byte */
#define   VT1724_CFG_PRO_I2S    0x80    /* multitrack converter: I2S or AC'97 */
#define   VT1724_CFG_AC97_PACKED        0x01    /* split or packed mode - AC'97 */

#define VT1724_REG_I2S_FEATURES         0x06    /* byte */
#define   VT1724_CFG_I2S_VOLUME 0x80    /* volume/mute capability */
#define   VT1724_CFG_I2S_96KHZ  0x40    /* supports 96kHz sampling */
#define   VT1724_CFG_I2S_RESMASK        0x30    /* resolution mask, 16,18,20,24-bit */
#define   VT1724_CFG_I2S_192KHZ 0x08    /* supports 192kHz sampling */
#define   VT1724_CFG_I2S_OTHER  0x07    /* other I2S IDs */

#define VT1724_REG_SPDIF_CFG            0x07    /* byte */
#define   VT1724_CFG_SPDIF_OUT_EN       0x80    /*Internal S/PDIF output is enabled*/
#define   VT1724_CFG_SPDIF_OUT_INT      0x40    /*Internal S/PDIF output is implemented*/
#define   VT1724_CFG_I2S_CHIPID 0x3c    /* I2S chip ID */
#define   VT1724_CFG_SPDIF_IN   0x02    /* S/PDIF input is present */
#define   VT1724_CFG_SPDIF_OUT  0x01    /* External S/PDIF output is present */

/*there is no consumer AC97 codec with the VT1724*/
//#define VT1724_REG_AC97_INDEX         0x08    /* byte */
//#define VT1724_REG_AC97_CMD           0x09    /* byte */

#define VT1724_REG_MPU_TXFIFO           0x0a    /*byte ro. number of bytes in TX fifo*/
#define VT1724_REG_MPU_RXFIFO           0x0b    /*byte ro. number of bytes in RX fifo*/

#define VT1724_REG_MPU_DATA             0x0c    /* byte */
#define VT1724_REG_MPU_CTRL             0x0d    /* byte */
#define   VT1724_MPU_UART       0x01
#define   VT1724_MPU_TX_EMPTY   0x02
#define   VT1724_MPU_TX_FULL    0x04
#define   VT1724_MPU_RX_EMPTY   0x08
#define   VT1724_MPU_RX_FULL    0x10

#define VT1724_REG_MPU_FIFO_WM  0x0e    /*byte set the high/low watermarks for RX/TX fifos*/
#define   VT1724_MPU_RX_FIFO    0x20    //1=rx fifo watermark 0=tx fifo watermark
#define   VT1724_MPU_FIFO_MASK  0x1f    

#define VT1724_REG_I2C_DEV_ADDR 0x10    /* byte */
#define   VT1724_I2C_WRITE              0x01    /* write direction */
#define VT1724_REG_I2C_BYTE_ADDR        0x11    /* byte */
#define VT1724_REG_I2C_DATA             0x12    /* byte */
#define VT1724_REG_I2C_CTRL             0x13    /* byte */
#define   VT1724_I2C_EEPROM             0x80    /* 1 = EEPROM exists */
#define   VT1724_I2C_BUSY               0x01    /* busy bit */

#define VT1724_REG_GPIO_DATA    0x14    /* word */
#define VT1724_REG_GPIO_WRITE_MASK      0x16 /* word */
#define VT1724_REG_GPIO_DIRECTION       0x18 /* dword? (3 bytes) 0=input 1=output. 
                                                bit3 - during reset used for Eeprom power-on strapping
                                                if TESTEN# pin active, bit 2 always input*/
#define VT1724_REG_POWERDOWN    0x1c
#define VT1724_REG_GPIO_DATA_22 0x1e /* byte direction for GPIO 16:22 */
#define VT1724_REG_GPIO_WRITE_MASK_22   0x1f /* byte write mask for GPIO 16:22 */


/* 
 *  Professional multi-track direct control registers
 */

#define ICEMT1724(ice, x) ((ice)->profi_port + VT1724_MT_##x)

#define VT1724_MT_IRQ                   0x00    /* byte - interrupt mask */
#define   VT1724_MULTI_PDMA4    0x80    /* SPDIF Out / PDMA4 */
#define   VT1724_MULTI_PDMA3    0x40    /* PDMA3 */
#define   VT1724_MULTI_PDMA2    0x20    /* PDMA2 */
#define   VT1724_MULTI_PDMA1    0x10    /* PDMA1 */
#define   VT1724_MULTI_FIFO_ERR 0x08    /* DMA FIFO underrun/overrun. */
#define   VT1724_MULTI_RDMA1    0x04    /* RDMA1 (S/PDIF input) */
#define   VT1724_MULTI_RDMA0    0x02    /* RMDA0 */
#define   VT1724_MULTI_PDMA0    0x01    /* MC Interleave/PDMA0 */

#define VT1724_MT_RATE                  0x01    /* byte - sampling rate select */
#define   VT1724_SPDIF_MASTER           0x10    /* S/PDIF input is master clock */
#define VT1724_MT_I2S_FORMAT            0x02    /* byte - I2S data format */
#define   VT1724_MT_I2S_MCLK_128X       0x08
#define   VT1724_MT_I2S_FORMAT_MASK     0x03
#define   VT1724_MT_I2S_FORMAT_I2S      0x00
#define VT1724_MT_DMA_INT_MASK          0x03    /* byte -DMA Interrupt Mask */
/* lool to VT1724_MULTI_* */
#define VT1724_MT_AC97_INDEX            0x04    /* byte - AC'97 index */
#define VT1724_MT_AC97_CMD              0x05    /* byte - AC'97 command & status */
#define   VT1724_AC97_COLD      0x80    /* cold reset */
#define   VT1724_AC97_WARM      0x40    /* warm reset */
#define   VT1724_AC97_WRITE     0x20    /* W: write, R: write in progress */
#define   VT1724_AC97_READ      0x10    /* W: read, R: read in progress */
#define   VT1724_AC97_READY     0x08    /* codec ready status bit */
#define   VT1724_AC97_ID_MASK   0x03    /* codec id mask */
#define VT1724_MT_AC97_DATA             0x06    /* word - AC'97 data */
#define VT1724_MT_PLAYBACK_ADDR         0x10    /* dword - playback address */
#define VT1724_MT_PLAYBACK_SIZE         0x14    /* dword - playback size */
#define VT1724_MT_DMA_CONTROL           0x18    /* byte - control */
#define   VT1724_PDMA4_START    0x80    /* SPDIF out / PDMA4 start */
#define   VT1724_PDMA3_START    0x40    /* PDMA3 start */
#define   VT1724_PDMA2_START    0x20    /* PDMA2 start */
#define   VT1724_PDMA1_START    0x10    /* PDMA1 start */
#define   VT1724_RDMA1_START    0x04    /* RDMA1 start */
#define   VT1724_RDMA0_START    0x02    /* RMDA0 start */
#define   VT1724_PDMA0_START    0x01    /* MC Interleave / PDMA0 start */
#define VT1724_MT_BURST                 0x19    /* Interleaved playback DMA Active streams / PCI burst size */
#define VT1724_MT_DMA_FIFO_ERR          0x1a    /*Global playback and record DMA FIFO Underrun/Overrun */
#define   VT1724_PDMA4_UNDERRUN         0x80
#define   VT1724_PDMA2_UNDERRUN         0x40
#define   VT1724_PDMA3_UNDERRUN         0x20
#define   VT1724_PDMA1_UNDERRUN         0x10
#define   VT1724_RDMA1_UNDERRUN         0x04
#define   VT1724_RDMA0_UNDERRUN         0x02
#define   VT1724_PDMA0_UNDERRUN         0x01
#define VT1724_MT_DMA_PAUSE             0x1b    /*Global playback and record DMA FIFO pause/resume */
#define   VT1724_PDMA4_PAUSE    0x80
#define   VT1724_PDMA3_PAUSE    0x40
#define   VT1724_PDMA2_PAUSE    0x20
#define   VT1724_PDMA1_PAUSE    0x10
#define   VT1724_RDMA1_PAUSE    0x04
#define   VT1724_RDMA0_PAUSE    0x02
#define   VT1724_PDMA0_PAUSE    0x01
#define VT1724_MT_PLAYBACK_COUNT        0x1c    /* word - playback count */
#define VT1724_MT_CAPTURE_ADDR          0x20    /* dword - capture address */
#define VT1724_MT_CAPTURE_SIZE          0x24    /* word - capture size */
#define VT1724_MT_CAPTURE_COUNT         0x26    /* word - capture count */

#define VT1724_MT_ROUTE_PLAYBACK        0x2c    /* word */

#define VT1724_MT_RDMA1_ADDR            0x30    /* dword - RDMA1 capture address */
#define VT1724_MT_RDMA1_SIZE            0x34    /* word - RDMA1 capture size */
#define VT1724_MT_RDMA1_COUNT           0x36    /* word - RDMA1 capture count */

#define VT1724_MT_SPDIF_CTRL            0x3c    /* word */
#define VT1724_MT_MONITOR_PEAKINDEX     0x3e    /* byte */
#define VT1724_MT_MONITOR_PEAKDATA      0x3f    /* byte */

/* concurrent stereo channels */
#define VT1724_MT_PDMA4_ADDR            0x40    /* dword */
#define VT1724_MT_PDMA4_SIZE            0x44    /* word */
#define VT1724_MT_PDMA4_COUNT           0x46    /* word */
#define VT1724_MT_PDMA3_ADDR            0x50    /* dword */
#define VT1724_MT_PDMA3_SIZE            0x54    /* word */
#define VT1724_MT_PDMA3_COUNT           0x56    /* word */
#define VT1724_MT_PDMA2_ADDR            0x60    /* dword */
#define VT1724_MT_PDMA2_SIZE            0x64    /* word */
#define VT1724_MT_PDMA2_COUNT           0x66    /* word */
#define VT1724_MT_PDMA1_ADDR            0x70    /* dword */
#define VT1724_MT_PDMA1_SIZE            0x74    /* word */
#define VT1724_MT_PDMA1_COUNT           0x76    /* word */


unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice, unsigned char dev, unsigned char addr);
void snd_vt1724_write_i2c(struct snd_ice1712 *ice, unsigned char dev, unsigned char addr, unsigned char data);

#endif /* __SOUND_VT1724_H */

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