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1 #ifndef __SOUND_CS4231_H
2 #define __SOUND_CS4231_H
5 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
6 * Definitions for CS4231 & InterWave chips & compatible chips
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
29 #include "cs4231-regs.h"
31 /* defines for codec.mode */
33 #define CS4231_MODE_NONE 0x0000
34 #define CS4231_MODE_PLAY 0x0001
35 #define CS4231_MODE_RECORD 0x0002
36 #define CS4231_MODE_TIMER 0x0004
37 #define CS4231_MODE_OPEN (CS4231_MODE_PLAY|CS4231_MODE_RECORD|CS4231_MODE_TIMER)
39 /* defines for codec.hardware */
41 #define CS4231_HW_DETECT 0x0000 /* let CS4231 driver detect chip */
42 #define CS4231_HW_DETECT3 0x0001 /* allow mode 3 */
43 #define CS4231_HW_TYPE_MASK 0xff00 /* type mask */
44 #define CS4231_HW_CS4231_MASK 0x0100 /* CS4231 serie */
45 #define CS4231_HW_CS4231 0x0100 /* CS4231 chip */
46 #define CS4231_HW_CS4231A 0x0101 /* CS4231A chip */
47 #define CS4231_HW_AD1845 0x0102 /* AD1845 chip */
48 #define CS4231_HW_CS4232_MASK 0x0200 /* CS4232 serie (has control ports) */
49 #define CS4231_HW_CS4232 0x0200 /* CS4232 */
50 #define CS4231_HW_CS4232A 0x0201 /* CS4232A */
51 #define CS4231_HW_CS4236 0x0202 /* CS4236 */
52 #define CS4231_HW_CS4236B_MASK 0x0400 /* CS4236B serie (has extended control regs) */
53 #define CS4231_HW_CS4235 0x0400 /* CS4235 - Crystal Clear (tm) stereo enhancement */
54 #define CS4231_HW_CS4236B 0x0401 /* CS4236B */
55 #define CS4231_HW_CS4237B 0x0402 /* CS4237B - SRS 3D */
56 #define CS4231_HW_CS4238B 0x0403 /* CS4238B - QSOUND 3D */
57 #define CS4231_HW_CS4239 0x0404 /* CS4239 - Crystal Clear (tm) stereo enhancement */
58 /* compatible, but clones */
59 #define CS4231_HW_INTERWAVE 0x1000 /* InterWave chip */
60 #define CS4231_HW_OPL3SA2 0x1101 /* OPL3-SA2 chip, similar to cs4231 */
62 /* defines for codec.hwshare */
63 #define CS4231_HWSHARE_IRQ (1<<0)
64 #define CS4231_HWSHARE_DMA1 (1<<1)
65 #define CS4231_HWSHARE_DMA2 (1<<2)
68 unsigned long port
; /* base i/o port */
69 struct resource
*res_port
;
70 unsigned long cport
; /* control base i/o port (CS4236) */
71 struct resource
*res_cport
;
72 int irq
; /* IRQ line */
73 int dma1
; /* playback DMA */
74 int dma2
; /* record DMA */
75 unsigned short version
; /* version of CODEC chip */
76 unsigned short mode
; /* see to CS4231_MODE_XXXX */
77 unsigned short hardware
; /* see to CS4231_HW_XXXX */
78 unsigned short hwshare
; /* shared resources */
79 unsigned short single_dma
:1, /* forced single DMA mode (GUS 16-bit daughter board) or dma1 == dma2 */
80 ebus_flag
:1; /* SPARC: EBUS present */
82 struct snd_card
*card
;
84 struct snd_pcm_substream
*playback_substream
;
85 struct snd_pcm_substream
*capture_substream
;
86 struct snd_timer
*timer
;
88 unsigned char image
[32]; /* registers image */
89 unsigned char eimage
[32]; /* extended registers image */
90 unsigned char cimage
[16]; /* control registers image */
94 unsigned int p_dma_size
;
95 unsigned int c_dma_size
;
98 struct mutex mce_mutex
;
99 struct mutex open_mutex
;
101 int (*rate_constraint
) (struct snd_pcm_runtime
*runtime
);
102 void (*set_playback_format
) (struct snd_cs4231
*chip
, struct snd_pcm_hw_params
*hw_params
, unsigned char pdfr
);
103 void (*set_capture_format
) (struct snd_cs4231
*chip
, struct snd_pcm_hw_params
*hw_params
, unsigned char cdfr
);
104 void (*trigger
) (struct snd_cs4231
*chip
, unsigned int what
, int start
);
106 void (*suspend
) (struct snd_cs4231
*chip
);
107 void (*resume
) (struct snd_cs4231
*chip
);
109 void *dma_private_data
;
110 int (*claim_dma
) (struct snd_cs4231
*chip
, void *dma_private_data
, int dma
);
111 int (*release_dma
) (struct snd_cs4231
*chip
, void *dma_private_data
, int dma
);
114 /* exported functions */
116 void snd_cs4231_out(struct snd_cs4231
*chip
, unsigned char reg
, unsigned char val
);
117 unsigned char snd_cs4231_in(struct snd_cs4231
*chip
, unsigned char reg
);
118 void snd_cs4236_ext_out(struct snd_cs4231
*chip
, unsigned char reg
, unsigned char val
);
119 unsigned char snd_cs4236_ext_in(struct snd_cs4231
*chip
, unsigned char reg
);
120 void snd_cs4231_mce_up(struct snd_cs4231
*chip
);
121 void snd_cs4231_mce_down(struct snd_cs4231
*chip
);
123 irqreturn_t
snd_cs4231_interrupt(int irq
, void *dev_id
);
125 const char *snd_cs4231_chip_id(struct snd_cs4231
*chip
);
127 int snd_cs4231_create(struct snd_card
*card
,
130 int irq
, int dma1
, int dma2
,
131 unsigned short hardware
,
132 unsigned short hwshare
,
133 struct snd_cs4231
** rchip
);
134 int snd_cs4231_pcm(struct snd_cs4231
* chip
, int device
, struct snd_pcm
**rpcm
);
135 int snd_cs4231_timer(struct snd_cs4231
* chip
, int device
, struct snd_timer
**rtimer
);
136 int snd_cs4231_mixer(struct snd_cs4231
* chip
);
138 int snd_cs4236_create(struct snd_card
*card
,
141 int irq
, int dma1
, int dma2
,
142 unsigned short hardware
,
143 unsigned short hwshare
,
144 struct snd_cs4231
** rchip
);
145 int snd_cs4236_pcm(struct snd_cs4231
* chip
, int device
, struct snd_pcm
**rpcm
);
146 int snd_cs4236_mixer(struct snd_cs4231
* chip
);
152 #define CS4231_SINGLE(xname, xindex, reg, shift, mask, invert) \
153 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
154 .info = snd_cs4231_info_single, \
155 .get = snd_cs4231_get_single, .put = snd_cs4231_put_single, \
156 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
158 int snd_cs4231_info_single(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
);
159 int snd_cs4231_get_single(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
);
160 int snd_cs4231_put_single(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
);
162 #define CS4231_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
163 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
164 .info = snd_cs4231_info_double, \
165 .get = snd_cs4231_get_double, .put = snd_cs4231_put_double, \
166 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
168 int snd_cs4231_info_double(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
);
169 int snd_cs4231_get_double(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
);
170 int snd_cs4231_put_double(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
);
172 #endif /* __SOUND_CS4231_H */