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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2#ifndef __SOUND_WSS_H
3#define __SOUND_WSS_H
4
5/*
6 * Copyright (c) by Jaroslav Kysela <[email protected]>
7 * Definitions for CS4231 & InterWave chips & compatible chips
8 */
9
10#include <sound/control.h>
11#include <sound/pcm.h>
12#include <sound/timer.h>
13
14#include <sound/cs4231-regs.h>
15
16/* defines for codec.mode */
17
18#define WSS_MODE_NONE 0x0000
19#define WSS_MODE_PLAY 0x0001
20#define WSS_MODE_RECORD 0x0002
21#define WSS_MODE_TIMER 0x0004
22#define WSS_MODE_OPEN (WSS_MODE_PLAY|WSS_MODE_RECORD|WSS_MODE_TIMER)
23
24/* defines for codec.hardware */
25
26#define WSS_HW_DETECT 0x0000 /* let CS4231 driver detect chip */
27#define WSS_HW_DETECT3 0x0001 /* allow mode 3 */
28#define WSS_HW_TYPE_MASK 0xff00 /* type mask */
29#define WSS_HW_CS4231_MASK 0x0100 /* CS4231 serie */
30#define WSS_HW_CS4231 0x0100 /* CS4231 chip */
31#define WSS_HW_CS4231A 0x0101 /* CS4231A chip */
32#define WSS_HW_AD1845 0x0102 /* AD1845 chip */
33#define WSS_HW_CS4232_MASK 0x0200 /* CS4232 serie (has control ports) */
34#define WSS_HW_CS4232 0x0200 /* CS4232 */
35#define WSS_HW_CS4232A 0x0201 /* CS4232A */
36#define WSS_HW_CS4236 0x0202 /* CS4236 */
37#define WSS_HW_CS4236B_MASK 0x0400 /* CS4236B serie (has extended control regs) */
38#define WSS_HW_CS4235 0x0400 /* CS4235 - Crystal Clear (tm) stereo enhancement */
39#define WSS_HW_CS4236B 0x0401 /* CS4236B */
40#define WSS_HW_CS4237B 0x0402 /* CS4237B - SRS 3D */
41#define WSS_HW_CS4238B 0x0403 /* CS4238B - QSOUND 3D */
42#define WSS_HW_CS4239 0x0404 /* CS4239 - Crystal Clear (tm) stereo enhancement */
43#define WSS_HW_AD1848_MASK 0x0800 /* AD1848 serie (half duplex) */
44#define WSS_HW_AD1847 0x0801 /* AD1847 chip */
45#define WSS_HW_AD1848 0x0802 /* AD1848 chip */
46#define WSS_HW_CS4248 0x0803 /* CS4248 chip */
47#define WSS_HW_CMI8330 0x0804 /* CMI8330 chip */
48#define WSS_HW_THINKPAD 0x0805 /* Thinkpad 360/750/755 */
49/* compatible, but clones */
50#define WSS_HW_INTERWAVE 0x1000 /* InterWave chip */
51#define WSS_HW_OPL3SA2 0x1101 /* OPL3-SA2 chip, similar to cs4231 */
52#define WSS_HW_OPTI93X 0x1102 /* Opti 930/931/933 */
53
54/* defines for codec.hwshare */
55#define WSS_HWSHARE_IRQ (1<<0)
56#define WSS_HWSHARE_DMA1 (1<<1)
57#define WSS_HWSHARE_DMA2 (1<<2)
58
59/* IBM Thinkpad specific stuff */
60#define AD1848_THINKPAD_CTL_PORT1 0x15e8
61#define AD1848_THINKPAD_CTL_PORT2 0x15e9
62#define AD1848_THINKPAD_CS4248_ENABLE_BIT 0x02
63
64struct snd_wss {
65 unsigned long port; /* base i/o port */
66 struct resource *res_port;
67 unsigned long cport; /* control base i/o port (CS4236) */
68 struct resource *res_cport;
69 int irq; /* IRQ line */
70 int dma1; /* playback DMA */
71 int dma2; /* record DMA */
72 unsigned short version; /* version of CODEC chip */
73 unsigned short mode; /* see to WSS_MODE_XXXX */
74 unsigned short hardware; /* see to WSS_HW_XXXX */
75 unsigned short hwshare; /* shared resources */
76 unsigned short single_dma:1, /* forced single DMA mode (GUS 16-bit */
77 /* daughter board) or dma1 == dma2 */
78 ebus_flag:1, /* SPARC: EBUS present */
79 thinkpad_flag:1; /* Thinkpad CS4248 needs extra help */
80
81 struct snd_card *card;
82 struct snd_pcm *pcm;
83 struct snd_pcm_substream *playback_substream;
84 struct snd_pcm_substream *capture_substream;
85 struct snd_timer *timer;
86
87 unsigned char image[32]; /* registers image */
88 unsigned char eimage[32]; /* extended registers image */
89 unsigned char cimage[16]; /* control registers image */
90 int mce_bit;
91 int calibrate_mute;
92 int sw_3d_bit;
93 unsigned int p_dma_size;
94 unsigned int c_dma_size;
95
96 spinlock_t reg_lock;
97 struct mutex mce_mutex;
98 struct mutex open_mutex;
99
100 int (*rate_constraint) (struct snd_pcm_runtime *runtime);
101 void (*set_playback_format) (struct snd_wss *chip,
102 struct snd_pcm_hw_params *hw_params,
103 unsigned char pdfr);
104 void (*set_capture_format) (struct snd_wss *chip,
105 struct snd_pcm_hw_params *hw_params,
106 unsigned char cdfr);
107 void (*trigger) (struct snd_wss *chip, unsigned int what, int start);
108#ifdef CONFIG_PM
109 void (*suspend) (struct snd_wss *chip);
110 void (*resume) (struct snd_wss *chip);
111#endif
112 void *dma_private_data;
113 int (*claim_dma) (struct snd_wss *chip,
114 void *dma_private_data, int dma);
115 int (*release_dma) (struct snd_wss *chip,
116 void *dma_private_data, int dma);
117};
118
119/* exported functions */
120
121void snd_wss_out(struct snd_wss *chip, unsigned char reg, unsigned char val);
122unsigned char snd_wss_in(struct snd_wss *chip, unsigned char reg);
123void snd_cs4236_ext_out(struct snd_wss *chip,
124 unsigned char reg, unsigned char val);
125unsigned char snd_cs4236_ext_in(struct snd_wss *chip, unsigned char reg);
126void snd_wss_mce_up(struct snd_wss *chip);
127void snd_wss_mce_down(struct snd_wss *chip);
128
129void snd_wss_overrange(struct snd_wss *chip);
130
131irqreturn_t snd_wss_interrupt(int irq, void *dev_id);
132
133const char *snd_wss_chip_id(struct snd_wss *chip);
134
135int snd_wss_create(struct snd_card *card,
136 unsigned long port,
137 unsigned long cport,
138 int irq, int dma1, int dma2,
139 unsigned short hardware,
140 unsigned short hwshare,
141 struct snd_wss **rchip);
142int snd_wss_pcm(struct snd_wss *chip, int device);
143int snd_wss_timer(struct snd_wss *chip, int device);
144int snd_wss_mixer(struct snd_wss *chip);
145
146const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction);
147
148int snd_cs4236_create(struct snd_card *card,
149 unsigned long port,
150 unsigned long cport,
151 int irq, int dma1, int dma2,
152 unsigned short hardware,
153 unsigned short hwshare,
154 struct snd_wss **rchip);
155int snd_cs4236_pcm(struct snd_wss *chip, int device);
156int snd_cs4236_mixer(struct snd_wss *chip);
157
158/*
159 * mixer library
160 */
161
162#define WSS_SINGLE(xname, xindex, reg, shift, mask, invert) \
163{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
164 .name = xname, \
165 .index = xindex, \
166 .info = snd_wss_info_single, \
167 .get = snd_wss_get_single, \
168 .put = snd_wss_put_single, \
169 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
170
171int snd_wss_info_single(struct snd_kcontrol *kcontrol,
172 struct snd_ctl_elem_info *uinfo);
173int snd_wss_get_single(struct snd_kcontrol *kcontrol,
174 struct snd_ctl_elem_value *ucontrol);
175int snd_wss_put_single(struct snd_kcontrol *kcontrol,
176 struct snd_ctl_elem_value *ucontrol);
177
178#define WSS_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
179{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
180 .name = xname, \
181 .index = xindex, \
182 .info = snd_wss_info_double, \
183 .get = snd_wss_get_double, \
184 .put = snd_wss_put_double, \
185 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
186 (shift_right << 19) | (mask << 24) | (invert << 22) }
187
188#define WSS_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
189{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
190 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
191 .name = xname, \
192 .index = xindex, \
193 .info = snd_wss_info_single, \
194 .get = snd_wss_get_single, \
195 .put = snd_wss_put_single, \
196 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
197 .tlv = { .p = (xtlv) } }
198
199#define WSS_DOUBLE_TLV(xname, xindex, left_reg, right_reg, \
200 shift_left, shift_right, mask, invert, xtlv) \
201{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
202 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
203 .name = xname, \
204 .index = xindex, \
205 .info = snd_wss_info_double, \
206 .get = snd_wss_get_double, \
207 .put = snd_wss_put_double, \
208 .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
209 (shift_right << 19) | (mask << 24) | (invert << 22), \
210 .tlv = { .p = (xtlv) } }
211
212
213int snd_wss_info_double(struct snd_kcontrol *kcontrol,
214 struct snd_ctl_elem_info *uinfo);
215int snd_wss_get_double(struct snd_kcontrol *kcontrol,
216 struct snd_ctl_elem_value *ucontrol);
217int snd_wss_put_double(struct snd_kcontrol *kcontrol,
218 struct snd_ctl_elem_value *ucontrol);
219
220#endif /* __SOUND_WSS_H */