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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef __SOUND_CS4231_H
2#define __SOUND_CS4231_H
3
4/*
5 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
6 * Definitions for CS4231 & InterWave chips & compatible chips
7 *
8 *
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.
13 *
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.
18 *
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
22 *
23 */
24
25#include "control.h"
26#include "pcm.h"
27#include "timer.h"
28
Linus Torvalds1da177e2005-04-16 15:20:36 -070029/* IO ports */
30
31#define CS4231P(x) (c_d_c_CS4231##x)
32
33#define c_d_c_CS4231REGSEL 0
34#define c_d_c_CS4231REG 1
35#define c_d_c_CS4231STATUS 2
36#define c_d_c_CS4231PIO 3
37
38/* codec registers */
39
40#define CS4231_LEFT_INPUT 0x00 /* left input control */
41#define CS4231_RIGHT_INPUT 0x01 /* right input control */
42#define CS4231_AUX1_LEFT_INPUT 0x02 /* left AUX1 input control */
43#define CS4231_AUX1_RIGHT_INPUT 0x03 /* right AUX1 input control */
44#define CS4231_AUX2_LEFT_INPUT 0x04 /* left AUX2 input control */
45#define CS4231_AUX2_RIGHT_INPUT 0x05 /* right AUX2 input control */
46#define CS4231_LEFT_OUTPUT 0x06 /* left output control register */
47#define CS4231_RIGHT_OUTPUT 0x07 /* right output control register */
48#define CS4231_PLAYBK_FORMAT 0x08 /* clock and data format - playback - bits 7-0 MCE */
49#define CS4231_IFACE_CTRL 0x09 /* interface control - bits 7-2 MCE */
50#define CS4231_PIN_CTRL 0x0a /* pin control */
51#define CS4231_TEST_INIT 0x0b /* test and initialization */
52#define CS4231_MISC_INFO 0x0c /* miscellaneaous information */
53#define CS4231_LOOPBACK 0x0d /* loopback control */
54#define CS4231_PLY_UPR_CNT 0x0e /* playback upper base count */
55#define CS4231_PLY_LWR_CNT 0x0f /* playback lower base count */
56#define CS4231_ALT_FEATURE_1 0x10 /* alternate #1 feature enable */
57#define AD1845_AF1_MIC_LEFT 0x10 /* alternate #1 feature + MIC left */
58#define CS4231_ALT_FEATURE_2 0x11 /* alternate #2 feature enable */
59#define AD1845_AF2_MIC_RIGHT 0x11 /* alternate #2 feature + MIC right */
60#define CS4231_LEFT_LINE_IN 0x12 /* left line input control */
61#define CS4231_RIGHT_LINE_IN 0x13 /* right line input control */
62#define CS4231_TIMER_LOW 0x14 /* timer low byte */
63#define CS4231_TIMER_HIGH 0x15 /* timer high byte */
64#define CS4231_LEFT_MIC_INPUT 0x16 /* left MIC input control register (InterWave only) */
65#define AD1845_UPR_FREQ_SEL 0x16 /* upper byte of frequency select */
66#define CS4231_RIGHT_MIC_INPUT 0x17 /* right MIC input control register (InterWave only) */
67#define AD1845_LWR_FREQ_SEL 0x17 /* lower byte of frequency select */
68#define CS4236_EXT_REG 0x17 /* extended register access */
69#define CS4231_IRQ_STATUS 0x18 /* irq status register */
70#define CS4231_LINE_LEFT_OUTPUT 0x19 /* left line output control register (InterWave only) */
71#define CS4231_VERSION 0x19 /* CS4231(A) - version values */
72#define CS4231_MONO_CTRL 0x1a /* mono input/output control */
73#define CS4231_LINE_RIGHT_OUTPUT 0x1b /* right line output control register (InterWave only) */
74#define AD1845_PWR_DOWN 0x1b /* power down control */
75#define CS4235_LEFT_MASTER 0x1b /* left master output control */
76#define CS4231_REC_FORMAT 0x1c /* clock and data format - record - bits 7-0 MCE */
77#define CS4231_PLY_VAR_FREQ 0x1d /* playback variable frequency */
78#define AD1845_CLOCK 0x1d /* crystal clock select and total power down */
79#define CS4235_RIGHT_MASTER 0x1d /* right master output control */
80#define CS4231_REC_UPR_CNT 0x1e /* record upper count */
81#define CS4231_REC_LWR_CNT 0x1f /* record lower count */
82
83/* definitions for codec register select port - CODECP( REGSEL ) */
84
85#define CS4231_INIT 0x80 /* CODEC is initializing */
86#define CS4231_MCE 0x40 /* mode change enable */
87#define CS4231_TRD 0x20 /* transfer request disable */
88
89/* definitions for codec status register - CODECP( STATUS ) */
90
91#define CS4231_GLOBALIRQ 0x01 /* IRQ is active */
92
93/* definitions for codec irq status */
94
95#define CS4231_PLAYBACK_IRQ 0x10
96#define CS4231_RECORD_IRQ 0x20
97#define CS4231_TIMER_IRQ 0x40
98#define CS4231_ALL_IRQS 0x70
99#define CS4231_REC_UNDERRUN 0x08
100#define CS4231_REC_OVERRUN 0x04
101#define CS4231_PLY_OVERRUN 0x02
102#define CS4231_PLY_UNDERRUN 0x01
103
104/* definitions for CS4231_LEFT_INPUT and CS4231_RIGHT_INPUT registers */
105
106#define CS4231_ENABLE_MIC_GAIN 0x20
107
108#define CS4231_MIXS_LINE 0x00
109#define CS4231_MIXS_AUX1 0x40
110#define CS4231_MIXS_MIC 0x80
111#define CS4231_MIXS_ALL 0xc0
112
113/* definitions for clock and data format register - CS4231_PLAYBK_FORMAT */
114
115#define CS4231_LINEAR_8 0x00 /* 8-bit unsigned data */
116#define CS4231_ALAW_8 0x60 /* 8-bit A-law companded */
117#define CS4231_ULAW_8 0x20 /* 8-bit U-law companded */
118#define CS4231_LINEAR_16 0x40 /* 16-bit twos complement data - little endian */
119#define CS4231_LINEAR_16_BIG 0xc0 /* 16-bit twos complement data - big endian */
120#define CS4231_ADPCM_16 0xa0 /* 16-bit ADPCM */
121#define CS4231_STEREO 0x10 /* stereo mode */
122/* bits 3-1 define frequency divisor */
123#define CS4231_XTAL1 0x00 /* 24.576 crystal */
124#define CS4231_XTAL2 0x01 /* 16.9344 crystal */
125
126/* definitions for interface control register - CS4231_IFACE_CTRL */
127
128#define CS4231_RECORD_PIO 0x80 /* record PIO enable */
129#define CS4231_PLAYBACK_PIO 0x40 /* playback PIO enable */
130#define CS4231_CALIB_MODE 0x18 /* calibration mode bits */
131#define CS4231_AUTOCALIB 0x08 /* auto calibrate */
132#define CS4231_SINGLE_DMA 0x04 /* use single DMA channel */
133#define CS4231_RECORD_ENABLE 0x02 /* record enable */
134#define CS4231_PLAYBACK_ENABLE 0x01 /* playback enable */
135
136/* definitions for pin control register - CS4231_PIN_CTRL */
137
138#define CS4231_IRQ_ENABLE 0x02 /* enable IRQ */
139#define CS4231_XCTL1 0x40 /* external control #1 */
140#define CS4231_XCTL0 0x80 /* external control #0 */
141
142/* definitions for test and init register - CS4231_TEST_INIT */
143
144#define CS4231_CALIB_IN_PROGRESS 0x20 /* auto calibrate in progress */
145#define CS4231_DMA_REQUEST 0x10 /* DMA request in progress */
146
147/* definitions for misc control register - CS4231_MISC_INFO */
148
149#define CS4231_MODE2 0x40 /* MODE 2 */
150#define CS4231_IW_MODE3 0x6c /* MODE 3 - InterWave enhanced mode */
151#define CS4231_4236_MODE3 0xe0 /* MODE 3 - CS4236+ enhanced mode */
152
153/* definitions for alternate feature 1 register - CS4231_ALT_FEATURE_1 */
154
155#define CS4231_DACZ 0x01 /* zero DAC when underrun */
156#define CS4231_TIMER_ENABLE 0x40 /* codec timer enable */
157#define CS4231_OLB 0x80 /* output level bit */
158
159/* definitions for Extended Registers - CS4236+ */
160
161#define CS4236_REG(i23val) (((i23val << 2) & 0x10) | ((i23val >> 4) & 0x0f))
162#define CS4236_I23VAL(reg) ((((reg)&0xf) << 4) | (((reg)&0x10) >> 2) | 0x8)
163
164#define CS4236_LEFT_LINE 0x08 /* left LINE alternate volume */
165#define CS4236_RIGHT_LINE 0x18 /* right LINE alternate volume */
166#define CS4236_LEFT_MIC 0x28 /* left MIC volume */
167#define CS4236_RIGHT_MIC 0x38 /* right MIC volume */
168#define CS4236_LEFT_MIX_CTRL 0x48 /* synthesis and left input mixer control */
169#define CS4236_RIGHT_MIX_CTRL 0x58 /* right input mixer control */
170#define CS4236_LEFT_FM 0x68 /* left FM volume */
171#define CS4236_RIGHT_FM 0x78 /* right FM volume */
172#define CS4236_LEFT_DSP 0x88 /* left DSP serial port volume */
173#define CS4236_RIGHT_DSP 0x98 /* right DSP serial port volume */
174#define CS4236_RIGHT_LOOPBACK 0xa8 /* right loopback monitor volume */
175#define CS4236_DAC_MUTE 0xb8 /* DAC mute and IFSE enable */
176#define CS4236_ADC_RATE 0xc8 /* indenpendent ADC sample frequency */
177#define CS4236_DAC_RATE 0xd8 /* indenpendent DAC sample frequency */
178#define CS4236_LEFT_MASTER 0xe8 /* left master digital audio volume */
179#define CS4236_RIGHT_MASTER 0xf8 /* right master digital audio volume */
180#define CS4236_LEFT_WAVE 0x0c /* left wavetable serial port volume */
181#define CS4236_RIGHT_WAVE 0x1c /* right wavetable serial port volume */
182#define CS4236_VERSION 0x9c /* chip version and ID */
183
184/* defines for codec.mode */
185
186#define CS4231_MODE_NONE 0x0000
187#define CS4231_MODE_PLAY 0x0001
188#define CS4231_MODE_RECORD 0x0002
189#define CS4231_MODE_TIMER 0x0004
190#define CS4231_MODE_OPEN (CS4231_MODE_PLAY|CS4231_MODE_RECORD|CS4231_MODE_TIMER)
191
192/* defines for codec.hardware */
193
194#define CS4231_HW_DETECT 0x0000 /* let CS4231 driver detect chip */
195#define CS4231_HW_DETECT3 0x0001 /* allow mode 3 */
196#define CS4231_HW_TYPE_MASK 0xff00 /* type mask */
197#define CS4231_HW_CS4231_MASK 0x0100 /* CS4231 serie */
198#define CS4231_HW_CS4231 0x0100 /* CS4231 chip */
199#define CS4231_HW_CS4231A 0x0101 /* CS4231A chip */
200#define CS4231_HW_AD1845 0x0102 /* AD1845 chip */
201#define CS4231_HW_CS4232_MASK 0x0200 /* CS4232 serie (has control ports) */
202#define CS4231_HW_CS4232 0x0200 /* CS4232 */
203#define CS4231_HW_CS4232A 0x0201 /* CS4232A */
204#define CS4231_HW_CS4236 0x0202 /* CS4236 */
205#define CS4231_HW_CS4236B_MASK 0x0400 /* CS4236B serie (has extended control regs) */
206#define CS4231_HW_CS4235 0x0400 /* CS4235 - Crystal Clear (tm) stereo enhancement */
207#define CS4231_HW_CS4236B 0x0401 /* CS4236B */
208#define CS4231_HW_CS4237B 0x0402 /* CS4237B - SRS 3D */
209#define CS4231_HW_CS4238B 0x0403 /* CS4238B - QSOUND 3D */
210#define CS4231_HW_CS4239 0x0404 /* CS4239 - Crystal Clear (tm) stereo enhancement */
211/* compatible, but clones */
212#define CS4231_HW_INTERWAVE 0x1000 /* InterWave chip */
213#define CS4231_HW_OPL3SA2 0x1001 /* OPL3-SA2 chip */
214
215/* defines for codec.hwshare */
216#define CS4231_HWSHARE_IRQ (1<<0)
217#define CS4231_HWSHARE_DMA1 (1<<1)
218#define CS4231_HWSHARE_DMA2 (1<<2)
219
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100220struct snd_cs4231 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700221 unsigned long port; /* base i/o port */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700222 struct resource *res_port;
223 unsigned long cport; /* control base i/o port (CS4236) */
224 struct resource *res_cport;
225 int irq; /* IRQ line */
226 int dma1; /* playback DMA */
227 int dma2; /* record DMA */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700228 unsigned short version; /* version of CODEC chip */
229 unsigned short mode; /* see to CS4231_MODE_XXXX */
230 unsigned short hardware; /* see to CS4231_HW_XXXX */
231 unsigned short hwshare; /* shared resources */
232 unsigned short single_dma:1, /* forced single DMA mode (GUS 16-bit daughter board) or dma1 == dma2 */
233 ebus_flag:1; /* SPARC: EBUS present */
234
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100235 struct snd_card *card;
236 struct snd_pcm *pcm;
237 struct snd_pcm_substream *playback_substream;
238 struct snd_pcm_substream *capture_substream;
239 struct snd_timer *timer;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700240
241 unsigned char image[32]; /* registers image */
242 unsigned char eimage[32]; /* extended registers image */
243 unsigned char cimage[16]; /* control registers image */
244 int mce_bit;
245 int calibrate_mute;
246 int sw_3d_bit;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700247 unsigned int p_dma_size;
248 unsigned int c_dma_size;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700249
250 spinlock_t reg_lock;
Ingo Molnar8b7547f2006-01-16 16:33:08 +0100251 struct mutex mce_mutex;
252 struct mutex open_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100254 int (*rate_constraint) (struct snd_pcm_runtime *runtime);
255 void (*set_playback_format) (struct snd_cs4231 *chip, struct snd_pcm_hw_params *hw_params, unsigned char pdfr);
256 void (*set_capture_format) (struct snd_cs4231 *chip, struct snd_pcm_hw_params *hw_params, unsigned char cdfr);
257 void (*trigger) (struct snd_cs4231 *chip, unsigned int what, int start);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258#ifdef CONFIG_PM
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100259 void (*suspend) (struct snd_cs4231 *chip);
260 void (*resume) (struct snd_cs4231 *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700261#endif
262 void *dma_private_data;
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100263 int (*claim_dma) (struct snd_cs4231 *chip, void *dma_private_data, int dma);
264 int (*release_dma) (struct snd_cs4231 *chip, void *dma_private_data, int dma);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700265};
266
267/* exported functions */
268
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100269void snd_cs4231_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val);
270unsigned char snd_cs4231_in(struct snd_cs4231 *chip, unsigned char reg);
271void snd_cs4236_ext_out(struct snd_cs4231 *chip, unsigned char reg, unsigned char val);
272unsigned char snd_cs4236_ext_in(struct snd_cs4231 *chip, unsigned char reg);
273void snd_cs4231_mce_up(struct snd_cs4231 *chip);
274void snd_cs4231_mce_down(struct snd_cs4231 *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700275
276irqreturn_t snd_cs4231_interrupt(int irq, void *dev_id, struct pt_regs *regs);
277
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100278const char *snd_cs4231_chip_id(struct snd_cs4231 *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700279
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100280int snd_cs4231_create(struct snd_card *card,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281 unsigned long port,
282 unsigned long cport,
283 int irq, int dma1, int dma2,
284 unsigned short hardware,
285 unsigned short hwshare,
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100286 struct snd_cs4231 ** rchip);
287int snd_cs4231_pcm(struct snd_cs4231 * chip, int device, struct snd_pcm **rpcm);
288int snd_cs4231_timer(struct snd_cs4231 * chip, int device, struct snd_timer **rtimer);
289int snd_cs4231_mixer(struct snd_cs4231 * chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100291int snd_cs4236_create(struct snd_card *card,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700292 unsigned long port,
293 unsigned long cport,
294 int irq, int dma1, int dma2,
295 unsigned short hardware,
296 unsigned short hwshare,
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100297 struct snd_cs4231 ** rchip);
298int snd_cs4236_pcm(struct snd_cs4231 * chip, int device, struct snd_pcm **rpcm);
299int snd_cs4236_mixer(struct snd_cs4231 * chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700300
301/*
302 * mixer library
303 */
304
305#define CS4231_SINGLE(xname, xindex, reg, shift, mask, invert) \
306{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
307 .info = snd_cs4231_info_single, \
308 .get = snd_cs4231_get_single, .put = snd_cs4231_put_single, \
309 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
310
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100311int snd_cs4231_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
312int snd_cs4231_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
313int snd_cs4231_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314
315#define CS4231_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
316{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
317 .info = snd_cs4231_info_double, \
318 .get = snd_cs4231_get_double, .put = snd_cs4231_put_double, \
319 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
320
Takashi Iwaiba2375a2005-11-17 14:30:42 +0100321int snd_cs4231_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
322int snd_cs4231_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
323int snd_cs4231_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700324
325#endif /* __SOUND_CS4231_H */