Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 #ifndef __SOUND_DELTA_H
  2 #define __SOUND_DELTA_H
  3 
  4 /*
  5  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
  6  *
  7  *   Lowlevel functions for M-Audio Delta 1010, 44, 66, Dio2496, Audiophile
  8  *                          Digigram VX442
  9  *
 10  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
 11  *
 12  *   This program is free software; you can redistribute it and/or modify
 13  *   it under the terms of the GNU General Public License as published by
 14  *   the Free Software Foundation; either version 2 of the License, or
 15  *   (at your option) any later version.
 16  *
 17  *   This program is distributed in the hope that it will be useful,
 18  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 19  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 20  *   GNU General Public License for more details.
 21  *
 22  *   You should have received a copy of the GNU General Public License
 23  *   along with this program; if not, write to the Free Software
 24  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 25  *
 26  */      
 27 
 28 #define DELTA_DEVICE_DESC \
 29                 "{MidiMan M Audio,Delta 1010},"\
 30                 "{MidiMan M Audio,Delta 1010LT},"\
 31                 "{MidiMan M Audio,Delta DiO 2496},"\
 32                 "{MidiMan M Audio,Delta 66},"\
 33                 "{MidiMan M Audio,Delta 44},"\
 34                 "{MidiMan M Audio,Delta 410},"\
 35                 "{MidiMan M Audio,Audiophile 24/96},"\
 36                 "{Digigram,VX442},"\
 37                 "{Lionstracs,Mediastation},"
 38 
 39 #define ICE1712_SUBDEVICE_DELTA1010     0x121430d6
 40 #define ICE1712_SUBDEVICE_DELTA1010E    0xff1430d6
 41 #define ICE1712_SUBDEVICE_DELTADIO2496  0x121431d6
 42 #define ICE1712_SUBDEVICE_DELTA66       0x121432d6
 43 #define ICE1712_SUBDEVICE_DELTA66E      0xff1432d6
 44 #define ICE1712_SUBDEVICE_DELTA44       0x121433d6
 45 #define ICE1712_SUBDEVICE_AUDIOPHILE    0x121434d6
 46 #define ICE1712_SUBDEVICE_DELTA410      0x121438d6
 47 #define ICE1712_SUBDEVICE_DELTA1010LT   0x12143bd6
 48 #define ICE1712_SUBDEVICE_VX442         0x12143cd6
 49 #define ICE1712_SUBDEVICE_MEDIASTATION  0x694c0100
 50 
 51 /* entry point */
 52 extern struct snd_ice1712_card_info snd_ice1712_delta_cards[];
 53 
 54 
 55 /*
 56  *  MidiMan M-Audio Delta GPIO definitions
 57  */
 58 
 59 /* MidiMan M-Audio Delta shared pins */
 60 #define ICE1712_DELTA_DFS 0x01          /* fast/slow sample rate mode */
 61                                         /* (>48kHz must be 1) */
 62 #define ICE1712_DELTA_SPDIF_IN_STAT 0x02
 63                                         /* S/PDIF input status */
 64                                         /* 0 = valid signal is present */
 65                                         /* all except Delta44 */
 66                                         /* look to CS8414 datasheet */
 67 #define ICE1712_DELTA_SPDIF_OUT_STAT_CLOCK 0x04
 68                                         /* S/PDIF output status clock */
 69                                         /* (writing on rising edge - 0->1) */
 70                                         /* all except Delta44 */
 71                                         /* look to CS8404A datasheet */
 72 #define ICE1712_DELTA_SPDIF_OUT_STAT_DATA 0x08
 73                                         /* S/PDIF output status data */
 74                                         /* all except Delta44 */
 75                                         /* look to CS8404A datasheet */
 76 /* MidiMan M-Audio DeltaDiO */
 77 /* 0x01 = DFS */
 78 /* 0x02 = SPDIF_IN_STAT */
 79 /* 0x04 = SPDIF_OUT_STAT_CLOCK */
 80 /* 0x08 = SPDIF_OUT_STAT_DATA */
 81 #define ICE1712_DELTA_SPDIF_INPUT_SELECT 0x10
 82                                         /* coaxial (0), optical (1) */
 83                                         /* S/PDIF input select*/
 84 
 85 /* MidiMan M-Audio Delta1010 */
 86 /* 0x01 = DFS */
 87 /* 0x02 = SPDIF_IN_STAT */
 88 /* 0x04 = SPDIF_OUT_STAT_CLOCK */
 89 /* 0x08 = SPDIF_OUT_STAT_DATA */
 90 #define ICE1712_DELTA_WORD_CLOCK_SELECT 0x10
 91                                         /* 1 - clock are taken from S/PDIF input */
 92                                         /* 0 - clock are taken from Word Clock input */
 93                                         /* affected SPMCLKIN pin of Envy24 */
 94 #define ICE1712_DELTA_WORD_CLOCK_STATUS 0x20
 95                                         /* 0 = valid word clock signal is present */
 96 
 97 /* MidiMan M-Audio Delta66 */
 98 /* 0x01 = DFS */
 99 /* 0x02 = SPDIF_IN_STAT */
100 /* 0x04 = SPDIF_OUT_STAT_CLOCK */
101 /* 0x08 = SPDIF_OUT_STAT_DATA */
102 #define ICE1712_DELTA_CODEC_SERIAL_DATA 0x10
103                                         /* AKM4524 serial data */
104 #define ICE1712_DELTA_CODEC_SERIAL_CLOCK 0x20
105                                         /* AKM4524 serial clock */
106                                         /* (writing on rising edge - 0->1 */
107 #define ICE1712_DELTA_CODEC_CHIP_A      0x40
108 #define ICE1712_DELTA_CODEC_CHIP_B      0x80
109                                         /* 1 - select chip A or B */
110 
111 /* MidiMan M-Audio Delta44 */
112 /* 0x01 = DFS */
113 /* 0x10 = CODEC_SERIAL_DATA */
114 /* 0x20 = CODEC_SERIAL_CLOCK */
115 /* 0x40 = CODEC_CHIP_A */
116 /* 0x80 = CODEC_CHIP_B */
117 
118 /* MidiMan M-Audio Audiophile/Delta410 definitions */
119 /* thanks to Kristof Pelckmans <Kristof.Pelckmans@antwerpen.be> for Delta410 info */
120 /* 0x01 = DFS */
121 #define ICE1712_DELTA_AP_CCLK   0x02    /* SPI clock */
122                                         /* (clocking on rising edge - 0->1) */
123 #define ICE1712_DELTA_AP_DIN    0x04    /* data input */
124 #define ICE1712_DELTA_AP_DOUT   0x08    /* data output */
125 #define ICE1712_DELTA_AP_CS_DIGITAL 0x10 /* CS8427 chip select */
126                                         /* low signal = select */
127 #define ICE1712_DELTA_AP_CS_CODEC 0x20  /* AK4528 (audiophile), AK4529 (Delta410) chip select */
128                                         /* low signal = select */
129 
130 /* MidiMan M-Audio Delta1010LT definitions */
131 /* thanks to Anders Johansson <ajh@watri.uwa.edu.au> */
132 /* 0x01 = DFS */
133 #define ICE1712_DELTA_1010LT_CCLK       0x02    /* SPI clock (AK4524 + CS8427) */
134 #define ICE1712_DELTA_1010LT_DIN        0x04    /* data input (CS8427) */
135 #define ICE1712_DELTA_1010LT_DOUT       0x08    /* data output (AK4524 + CS8427) */
136 #define ICE1712_DELTA_1010LT_CS         0x70    /* mask for CS address */
137 #define ICE1712_DELTA_1010LT_CS_CHIP_A  0x00    /* AK4524 #0 */
138 #define ICE1712_DELTA_1010LT_CS_CHIP_B  0x10    /* AK4524 #1 */
139 #define ICE1712_DELTA_1010LT_CS_CHIP_C  0x20    /* AK4524 #2 */
140 #define ICE1712_DELTA_1010LT_CS_CHIP_D  0x30    /* AK4524 #3 */
141 #define ICE1712_DELTA_1010LT_CS_CS8427  0x40    /* CS8427 */
142 #define ICE1712_DELTA_1010LT_CS_NONE    0x50    /* nothing */
143 #define ICE1712_DELTA_1010LT_WORDCLOCK 0x80     /* sample clock source: 0 = Word Clock Input, 1 = S/PDIF Input ??? */
144 
145 /* Digigram VX442 definitions */
146 #define ICE1712_VX442_CCLK              0x02    /* SPI clock */
147 #define ICE1712_VX442_DIN               0x04    /* data input */
148 #define ICE1712_VX442_DOUT              0x08    /* data output */
149 #define ICE1712_VX442_CS_DIGITAL        0x10    /* chip select, low = CS8427 */
150 #define ICE1712_VX442_CODEC_CHIP_A      0x20    /* select chip A */
151 #define ICE1712_VX442_CODEC_CHIP_B      0x40    /* select chip B */
152 
153 #endif /* __SOUND_DELTA_H */
154 
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