1/* SPDX-License-Identifier: GPL-2.0-or-later */
2#ifndef __SOUND_SB_H
3#define __SOUND_SB_H
4
5/*
6 *  Header file for SoundBlaster cards
7 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
8 */
9
10#include <sound/pcm.h>
11#include <sound/rawmidi.h>
12#include <linux/interrupt.h>
13#include <linux/io.h>
14
15enum sb_hw_type {
16	SB_HW_AUTO,
17	SB_HW_10,
18	SB_HW_20,
19	SB_HW_201,
20	SB_HW_PRO,
21	SB_HW_JAZZ16,		/* Media Vision Jazz16 */
22	SB_HW_16,
23	SB_HW_16CSP,		/* SB16 with CSP chip */
24	SB_HW_ALS100,		/* Avance Logic ALS100 chip */
25	SB_HW_ALS4000,		/* Avance Logic ALS4000 chip */
26	SB_HW_DT019X,		/* Diamond Tech. DT-019X / Avance Logic ALS-007 */
27	SB_HW_CS5530,		/* Cyrix/NatSemi 5530 VSA1 */
28};
29
30#define SB_OPEN_PCM			0x01
31#define SB_OPEN_MIDI_INPUT		0x02
32#define SB_OPEN_MIDI_OUTPUT		0x04
33#define SB_OPEN_MIDI_INPUT_TRIGGER	0x08
34#define SB_OPEN_MIDI_OUTPUT_TRIGGER	0x10
35
36#define SB_MODE_HALT		0x00
37#define SB_MODE_PLAYBACK_8	0x01
38#define SB_MODE_PLAYBACK_16	0x02
39#define SB_MODE_PLAYBACK	(SB_MODE_PLAYBACK_8 | SB_MODE_PLAYBACK_16)
40#define SB_MODE_CAPTURE_8	0x04
41#define SB_MODE_CAPTURE_16	0x08
42#define SB_MODE_CAPTURE		(SB_MODE_CAPTURE_8 | SB_MODE_CAPTURE_16)
43
44#define SB_RATE_LOCK_PLAYBACK	0x10
45#define SB_RATE_LOCK_CAPTURE	0x20
46#define SB_RATE_LOCK		(SB_RATE_LOCK_PLAYBACK | SB_RATE_LOCK_CAPTURE)
47
48#define SB_MPU_INPUT		1
49
50struct snd_sb {
51	unsigned long port;		/* base port of DSP chip */
52	struct resource *res_port;
53	unsigned long mpu_port;		/* MPU port for SB DSP 4.0+ */
54	int irq;			/* IRQ number of DSP chip */
55	int dma8;			/* 8-bit DMA */
56	int dma16;			/* 16-bit DMA */
57	unsigned short version;		/* version of DSP chip */
58	enum sb_hw_type hardware;	/* see to SB_HW_XXXX */
59
60	unsigned long alt_port;		/* alternate port (ALS4000) */
61	struct pci_dev *pci;		/* ALS4000 */
62
63	unsigned int open;		/* see to SB_OPEN_XXXX for sb8 */
64					/* also SNDRV_SB_CSP_MODE_XXX for sb16_csp */
65	unsigned int mode;		/* current mode of stream */
66	unsigned int force_mode16;	/* force 16-bit mode of streams */
67	unsigned int locked_rate;	/* sb16 duplex */
68	unsigned int playback_format;
69	unsigned int capture_format;
70	struct timer_list midi_timer;
71	unsigned int p_dma_size;
72	unsigned int p_period_size;
73	unsigned int c_dma_size;
74	unsigned int c_period_size;
75
76	spinlock_t mixer_lock;
77
78	char name[32];
79
80	void *csp; /* used only when CONFIG_SND_SB16_CSP is set */
81
82	struct snd_card *card;
83	struct snd_pcm *pcm;
84	struct snd_pcm_substream *playback_substream;
85	struct snd_pcm_substream *capture_substream;
86
87	struct snd_rawmidi *rmidi;
88	struct snd_rawmidi_substream *midi_substream_input;
89	struct snd_rawmidi_substream *midi_substream_output;
90	irq_handler_t rmidi_callback;
91
92	spinlock_t reg_lock;
93	spinlock_t open_lock;
94	spinlock_t midi_input_lock;
95
96	struct snd_info_entry *proc_entry;
97
98#ifdef CONFIG_PM
99	unsigned char saved_regs[0x20];
100#endif
101};
102
103/* I/O ports */
104
105#define SBP(chip, x)		((chip)->port + s_b_SB_##x)
106#define SBP1(port, x)		((port) + s_b_SB_##x)
107
108#define s_b_SB_RESET		0x6
109#define s_b_SB_READ		0xa
110#define s_b_SB_WRITE		0xc
111#define s_b_SB_COMMAND		0xc
112#define s_b_SB_STATUS		0xc
113#define s_b_SB_DATA_AVAIL	0xe
114#define s_b_SB_DATA_AVAIL_16 	0xf
115#define s_b_SB_MIXER_ADDR	0x4
116#define s_b_SB_MIXER_DATA	0x5
117#define s_b_SB_OPL3_LEFT	0x0
118#define s_b_SB_OPL3_RIGHT	0x2
119#define s_b_SB_OPL3_BOTH	0x8
120
121#define SB_DSP_OUTPUT		0x14
122#define SB_DSP_INPUT		0x24
123#define SB_DSP_BLOCK_SIZE	0x48
124#define SB_DSP_HI_OUTPUT	0x91
125#define SB_DSP_HI_INPUT		0x99
126#define SB_DSP_LO_OUTPUT_AUTO	0x1c
127#define SB_DSP_LO_INPUT_AUTO	0x2c
128#define SB_DSP_HI_OUTPUT_AUTO	0x90
129#define SB_DSP_HI_INPUT_AUTO	0x98
130#define SB_DSP_IMMED_INT	0xf2
131#define SB_DSP_GET_VERSION	0xe1
132#define SB_DSP_SPEAKER_ON	0xd1
133#define SB_DSP_SPEAKER_OFF	0xd3
134#define SB_DSP_DMA8_OFF		0xd0
135#define SB_DSP_DMA8_ON		0xd4
136#define SB_DSP_DMA8_EXIT	0xda
137#define SB_DSP_DMA16_OFF	0xd5
138#define SB_DSP_DMA16_ON		0xd6
139#define SB_DSP_DMA16_EXIT	0xd9
140#define SB_DSP_SAMPLE_RATE	0x40
141#define SB_DSP_SAMPLE_RATE_OUT	0x41
142#define SB_DSP_SAMPLE_RATE_IN	0x42
143#define SB_DSP_MONO_8BIT	0xa0
144#define SB_DSP_MONO_16BIT	0xa4
145#define SB_DSP_STEREO_8BIT	0xa8
146#define SB_DSP_STEREO_16BIT	0xac
147
148#define SB_DSP_MIDI_INPUT_IRQ	0x31
149#define SB_DSP_MIDI_UART_IRQ	0x35
150#define SB_DSP_MIDI_OUTPUT	0x38
151
152#define SB_DSP4_OUT8_AI		0xc6
153#define SB_DSP4_IN8_AI		0xce
154#define SB_DSP4_OUT16_AI	0xb6
155#define SB_DSP4_IN16_AI		0xbe
156#define SB_DSP4_MODE_UNS_MONO	0x00
157#define SB_DSP4_MODE_SIGN_MONO	0x10
158#define SB_DSP4_MODE_UNS_STEREO	0x20
159#define SB_DSP4_MODE_SIGN_STEREO 0x30
160
161#define SB_DSP4_OUTPUT		0x3c
162#define SB_DSP4_INPUT_LEFT	0x3d
163#define SB_DSP4_INPUT_RIGHT	0x3e
164
165/* registers for SB 2.0 mixer */
166#define SB_DSP20_MASTER_DEV	0x02
167#define SB_DSP20_PCM_DEV	0x0A
168#define SB_DSP20_CD_DEV		0x08
169#define SB_DSP20_FM_DEV		0x06
170
171/* registers for SB PRO mixer */
172#define SB_DSP_MASTER_DEV	0x22
173#define SB_DSP_PCM_DEV		0x04
174#define SB_DSP_LINE_DEV		0x2e
175#define SB_DSP_CD_DEV		0x28
176#define SB_DSP_FM_DEV		0x26
177#define SB_DSP_MIC_DEV		0x0a
178#define SB_DSP_CAPTURE_SOURCE	0x0c
179#define SB_DSP_CAPTURE_FILT	0x0c
180#define SB_DSP_PLAYBACK_FILT	0x0e
181#define SB_DSP_STEREO_SW	0x0e
182
183#define SB_DSP_MIXS_MIC0	0x00	/* same as MIC */
184#define SB_DSP_MIXS_CD		0x01
185#define SB_DSP_MIXS_MIC		0x02
186#define SB_DSP_MIXS_LINE	0x03
187
188/* registers (only for left channel) for SB 16 mixer */
189#define SB_DSP4_MASTER_DEV	0x30
190#define SB_DSP4_BASS_DEV	0x46
191#define SB_DSP4_TREBLE_DEV	0x44
192#define SB_DSP4_SYNTH_DEV	0x34
193#define SB_DSP4_PCM_DEV		0x32
194#define SB_DSP4_SPEAKER_DEV	0x3b
195#define SB_DSP4_LINE_DEV	0x38
196#define SB_DSP4_MIC_DEV		0x3a
197#define SB_DSP4_OUTPUT_SW	0x3c
198#define SB_DSP4_CD_DEV		0x36
199#define SB_DSP4_IGAIN_DEV	0x3f
200#define SB_DSP4_OGAIN_DEV	0x41
201#define SB_DSP4_MIC_AGC		0x43
202
203/* additional registers for SB 16 mixer */
204#define SB_DSP4_IRQSETUP	0x80
205#define SB_DSP4_DMASETUP	0x81
206#define SB_DSP4_IRQSTATUS	0x82
207#define SB_DSP4_MPUSETUP	0x84
208
209#define SB_DSP4_3DSE		0x90
210
211/* Registers for DT-019x / ALS-007 mixer */
212#define SB_DT019X_MASTER_DEV	0x62
213#define SB_DT019X_PCM_DEV	0x64
214#define SB_DT019X_SYNTH_DEV	0x66
215#define SB_DT019X_CD_DEV	0x68
216#define SB_DT019X_MIC_DEV	0x6a
217#define SB_DT019X_SPKR_DEV	0x6a
218#define SB_DT019X_LINE_DEV	0x6e
219#define SB_DT019X_OUTPUT_SW2	0x4c
220#define SB_DT019X_CAPTURE_SW	0x6c
221
222#define SB_DT019X_CAP_CD	0x02
223#define SB_DT019X_CAP_MIC	0x04
224#define SB_DT019X_CAP_LINE	0x06
225#define SB_DT019X_CAP_SYNTH	0x07
226#define SB_DT019X_CAP_MAIN	0x07
227
228#define SB_ALS4000_MONO_IO_CTRL	0x4b
229#define SB_ALS4000_OUT_MIXER_CTRL_2	0x4c
230#define SB_ALS4000_MIC_IN_GAIN	0x4d
231#define SB_ALS4000_ANALOG_REFRNC_VOLT_CTRL 0x4e
232#define SB_ALS4000_FMDAC	0x4f
233#define SB_ALS4000_3D_SND_FX	0x50
234#define SB_ALS4000_3D_TIME_DELAY	0x51
235#define SB_ALS4000_3D_AUTO_MUTE	0x52
236#define SB_ALS4000_ANALOG_BLOCK_CTRL 0x53
237#define SB_ALS4000_3D_DELAYLINE_PATTERN 0x54
238#define SB_ALS4000_CR3_CONFIGURATION	0xc3 /* bit 7 is Digital Loop Enable */
239#define SB_ALS4000_QSOUND	0xdb
240
241/* IRQ setting bitmap */
242#define SB_IRQSETUP_IRQ9	0x01
243#define SB_IRQSETUP_IRQ5	0x02
244#define SB_IRQSETUP_IRQ7	0x04
245#define SB_IRQSETUP_IRQ10	0x08
246
247/* IRQ types */
248#define SB_IRQTYPE_8BIT		0x01
249#define SB_IRQTYPE_16BIT	0x02
250#define SB_IRQTYPE_MPUIN	0x04
251#define ALS4K_IRQTYPE_CR1E_DMA	0x20
252
253/* DMA setting bitmap */
254#define SB_DMASETUP_DMA0	0x01
255#define SB_DMASETUP_DMA1	0x02
256#define SB_DMASETUP_DMA3	0x08
257#define SB_DMASETUP_DMA5	0x20
258#define SB_DMASETUP_DMA6	0x40
259#define SB_DMASETUP_DMA7	0x80
260
261/*
262 *
263 */
264
265static inline void snd_sb_ack_8bit(struct snd_sb *chip)
266{
267	inb(SBP(chip, DATA_AVAIL));
268}
269
270static inline void snd_sb_ack_16bit(struct snd_sb *chip)
271{
272	inb(SBP(chip, DATA_AVAIL_16));
273}
274
275/* sb_common.c */
276int snd_sbdsp_command(struct snd_sb *chip, unsigned char val);
277int snd_sbdsp_get_byte(struct snd_sb *chip);
278int snd_sbdsp_reset(struct snd_sb *chip);
279int snd_sbdsp_create(struct snd_card *card,
280		     unsigned long port,
281		     int irq,
282		     irq_handler_t irq_handler,
283		     int dma8, int dma16,
284		     unsigned short hardware,
285		     struct snd_sb **r_chip);
286/* sb_mixer.c */
287void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data);
288unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg);
289int snd_sbmixer_new(struct snd_sb *chip);
290#ifdef CONFIG_PM
291void snd_sbmixer_suspend(struct snd_sb *chip);
292void snd_sbmixer_resume(struct snd_sb *chip);
293#else
294static inline void snd_sbmixer_suspend(struct snd_sb *chip) {}
295static inline void snd_sbmixer_resume(struct snd_sb *chip) {}
296#endif
297
298/* sb8_init.c */
299int snd_sb8dsp_pcm(struct snd_sb *chip, int device);
300/* sb8.c */
301irqreturn_t snd_sb8dsp_interrupt(struct snd_sb *chip);
302int snd_sb8_playback_open(struct snd_pcm_substream *substream);
303int snd_sb8_capture_open(struct snd_pcm_substream *substream);
304int snd_sb8_playback_close(struct snd_pcm_substream *substream);
305int snd_sb8_capture_close(struct snd_pcm_substream *substream);
306/* midi8.c */
307irqreturn_t snd_sb8dsp_midi_interrupt(struct snd_sb *chip);
308int snd_sb8dsp_midi(struct snd_sb *chip, int device);
309
310/* sb16_init.c */
311int snd_sb16dsp_pcm(struct snd_sb *chip, int device);
312const struct snd_pcm_ops *snd_sb16dsp_get_pcm_ops(int direction);
313int snd_sb16dsp_configure(struct snd_sb *chip);
314/* sb16.c */
315irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id);
316
317/* exported mixer stuffs */
318enum {
319	SB_MIX_SINGLE,
320	SB_MIX_DOUBLE,
321	SB_MIX_INPUT_SW,
322	SB_MIX_CAPTURE_PRO,
323	SB_MIX_CAPTURE_DT019X,
324	SB_MIX_MONO_CAPTURE_ALS4K
325};
326
327#define SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) \
328  ((left_reg) | ((right_reg) << 8) | ((left_shift) << 16) | ((right_shift) << 19) | ((mask) << 24))
329#define SB_MIXVAL_SINGLE(reg, shift, mask) \
330  ((reg) | ((shift) << 16) | ((mask) << 24))
331#define SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) \
332  ((reg1) | ((reg2) << 8) | ((left_shift) << 16) | ((right_shift) << 24))
333
334int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value);
335
336/* for ease of use */
337struct sbmix_elem {
338	const char *name;
339	int type;
340	unsigned long private_value;
341};
342
343#define SB_SINGLE(xname, reg, shift, mask) \
344{ .name = xname, \
345  .type = SB_MIX_SINGLE, \
346  .private_value = SB_MIXVAL_SINGLE(reg, shift, mask) }
347
348#define SB_DOUBLE(xname, left_reg, right_reg, left_shift, right_shift, mask) \
349{ .name = xname, \
350  .type = SB_MIX_DOUBLE, \
351  .private_value = SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) }
352
353#define SB16_INPUT_SW(xname, reg1, reg2, left_shift, right_shift) \
354{ .name = xname, \
355  .type = SB_MIX_INPUT_SW, \
356  .private_value = SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) }
357
358static inline int snd_sbmixer_add_ctl_elem(struct snd_sb *chip, const struct sbmix_elem *c)
359{
360	return snd_sbmixer_add_ctl(chip, c->name, 0, c->type, c->private_value);
361}
362
363#endif /* __SOUND_SB_H */
364