xref: /openbmc/linux/include/sound/wss.h (revision 75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37)
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 <perex@perex.cz>
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  
64  struct 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  
121  void snd_wss_out(struct snd_wss *chip, unsigned char reg, unsigned char val);
122  unsigned char snd_wss_in(struct snd_wss *chip, unsigned char reg);
123  void snd_cs4236_ext_out(struct snd_wss *chip,
124  			unsigned char reg, unsigned char val);
125  unsigned char snd_cs4236_ext_in(struct snd_wss *chip, unsigned char reg);
126  void snd_wss_mce_up(struct snd_wss *chip);
127  void snd_wss_mce_down(struct snd_wss *chip);
128  
129  void snd_wss_overrange(struct snd_wss *chip);
130  
131  irqreturn_t snd_wss_interrupt(int irq, void *dev_id);
132  
133  const char *snd_wss_chip_id(struct snd_wss *chip);
134  
135  int 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);
142  int snd_wss_pcm(struct snd_wss *chip, int device);
143  int snd_wss_timer(struct snd_wss *chip, int device);
144  int snd_wss_mixer(struct snd_wss *chip);
145  
146  const struct snd_pcm_ops *snd_wss_get_pcm_ops(int direction);
147  
148  int 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);
155  int snd_cs4236_pcm(struct snd_wss *chip, int device);
156  int 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  
171  int snd_wss_info_single(struct snd_kcontrol *kcontrol,
172  			struct snd_ctl_elem_info *uinfo);
173  int snd_wss_get_single(struct snd_kcontrol *kcontrol,
174  			struct snd_ctl_elem_value *ucontrol);
175  int 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  
213  int snd_wss_info_double(struct snd_kcontrol *kcontrol,
214  			struct snd_ctl_elem_info *uinfo);
215  int snd_wss_get_double(struct snd_kcontrol *kcontrol,
216  			struct snd_ctl_elem_value *ucontrol);
217  int snd_wss_put_double(struct snd_kcontrol *kcontrol,
218  			struct snd_ctl_elem_value *ucontrol);
219  
220  #endif /* __SOUND_WSS_H */
221