xref: /openbmc/linux/sound/isa/msnd/msnd.h (revision d9fd5a71)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*********************************************************************
3  *
4  * msnd.h
5  *
6  * Turtle Beach MultiSound Sound Card Driver for Linux
7  *
8  * Some parts of this header file were derived from the Turtle Beach
9  * MultiSound Driver Development Kit.
10  *
11  * Copyright (C) 1998 Andrew Veliath
12  * Copyright (C) 1993 Turtle Beach Systems, Inc.
13  *
14  ********************************************************************/
15 #ifndef __MSND_H
16 #define __MSND_H
17 
18 #define DEFSAMPLERATE		44100
19 #define DEFSAMPLESIZE		SNDRV_PCM_FORMAT_S16
20 #define DEFCHANNELS		1
21 
22 #define SRAM_BANK_SIZE		0x8000
23 #define SRAM_CNTL_START		0x7F00
24 #define SMA_STRUCT_START	0x7F40
25 
26 #define DSP_BASE_ADDR		0x4000
27 #define DSP_BANK_BASE		0x4000
28 
29 #define AGND			0x01
30 #define SIGNAL			0x02
31 
32 #define EXT_DSP_BIT_DCAL	0x0001
33 #define EXT_DSP_BIT_MIDI_CON	0x0002
34 
35 #define BUFFSIZE		0x8000
36 #define HOSTQ_SIZE		0x40
37 
38 #define DAP_BUFF_SIZE		0x2400
39 
40 #define DAPQ_STRUCT_SIZE	0x10
41 #define DARQ_STRUCT_SIZE	0x10
42 #define DAPQ_BUFF_SIZE		(3 * 0x10)
43 #define DARQ_BUFF_SIZE		(3 * 0x10)
44 #define MODQ_BUFF_SIZE		0x400
45 
46 #define DAPQ_DATA_BUFF		0x6C00
47 #define DARQ_DATA_BUFF		0x6C30
48 #define MODQ_DATA_BUFF		0x6C60
49 #define MIDQ_DATA_BUFF		0x7060
50 
51 #define DAPQ_OFFSET		SRAM_CNTL_START
52 #define DARQ_OFFSET		(SRAM_CNTL_START + 0x08)
53 #define MODQ_OFFSET		(SRAM_CNTL_START + 0x10)
54 #define MIDQ_OFFSET		(SRAM_CNTL_START + 0x18)
55 #define DSPQ_OFFSET		(SRAM_CNTL_START + 0x20)
56 
57 #define	HP_ICR			0x00
58 #define	HP_CVR			0x01
59 #define	HP_ISR			0x02
60 #define	HP_IVR			0x03
61 #define HP_NU			0x04
62 #define HP_INFO			0x04
63 #define	HP_TXH			0x05
64 #define	HP_RXH			0x05
65 #define	HP_TXM			0x06
66 #define	HP_RXM			0x06
67 #define	HP_TXL			0x07
68 #define	HP_RXL			0x07
69 
70 #define HP_ICR_DEF		0x00
71 #define HP_CVR_DEF		0x12
72 #define HP_ISR_DEF		0x06
73 #define HP_IVR_DEF		0x0f
74 #define HP_NU_DEF		0x00
75 
76 #define	HP_IRQM			0x09
77 
78 #define	HPR_BLRC		0x08
79 #define	HPR_SPR1		0x09
80 #define	HPR_SPR2		0x0A
81 #define	HPR_TCL0		0x0B
82 #define	HPR_TCL1		0x0C
83 #define	HPR_TCL2		0x0D
84 #define	HPR_TCL3		0x0E
85 #define	HPR_TCL4		0x0F
86 
87 #define	HPICR_INIT		0x80
88 #define HPICR_HM1		0x40
89 #define HPICR_HM0		0x20
90 #define HPICR_HF1		0x10
91 #define HPICR_HF0		0x08
92 #define	HPICR_TREQ		0x02
93 #define	HPICR_RREQ		0x01
94 
95 #define HPCVR_HC		0x80
96 
97 #define	HPISR_HREQ		0x80
98 #define HPISR_DMA		0x40
99 #define HPISR_HF3		0x10
100 #define HPISR_HF2		0x08
101 #define	HPISR_TRDY		0x04
102 #define	HPISR_TXDE		0x02
103 #define	HPISR_RXDF		0x01
104 
105 #define	HPIO_290		0
106 #define	HPIO_260		1
107 #define	HPIO_250		2
108 #define	HPIO_240		3
109 #define	HPIO_230		4
110 #define	HPIO_220		5
111 #define	HPIO_210		6
112 #define	HPIO_3E0		7
113 
114 #define	HPMEM_NONE		0
115 #define	HPMEM_B000		1
116 #define	HPMEM_C800		2
117 #define	HPMEM_D000		3
118 #define	HPMEM_D400		4
119 #define	HPMEM_D800		5
120 #define	HPMEM_E000		6
121 #define	HPMEM_E800		7
122 
123 #define	HPIRQ_NONE		0
124 #define HPIRQ_5			1
125 #define HPIRQ_7			2
126 #define HPIRQ_9			3
127 #define HPIRQ_10		4
128 #define HPIRQ_11		5
129 #define HPIRQ_12		6
130 #define HPIRQ_15		7
131 
132 #define	HIMT_PLAY_DONE		0x00
133 #define	HIMT_RECORD_DONE	0x01
134 #define	HIMT_MIDI_EOS		0x02
135 #define	HIMT_MIDI_OUT		0x03
136 
137 #define	HIMT_MIDI_IN_UCHAR	0x0E
138 #define	HIMT_DSP		0x0F
139 
140 #define	HDEX_BASE	       	0x92
141 #define	HDEX_PLAY_START		(0 + HDEX_BASE)
142 #define	HDEX_PLAY_STOP		(1 + HDEX_BASE)
143 #define	HDEX_PLAY_PAUSE		(2 + HDEX_BASE)
144 #define	HDEX_PLAY_RESUME	(3 + HDEX_BASE)
145 #define	HDEX_RECORD_START	(4 + HDEX_BASE)
146 #define	HDEX_RECORD_STOP	(5 + HDEX_BASE)
147 #define	HDEX_MIDI_IN_START 	(6 + HDEX_BASE)
148 #define	HDEX_MIDI_IN_STOP	(7 + HDEX_BASE)
149 #define	HDEX_MIDI_OUT_START	(8 + HDEX_BASE)
150 #define	HDEX_MIDI_OUT_STOP	(9 + HDEX_BASE)
151 #define	HDEX_AUX_REQ		(10 + HDEX_BASE)
152 
153 #define	HDEXAR_CLEAR_PEAKS	1
154 #define	HDEXAR_IN_SET_POTS	2
155 #define	HDEXAR_AUX_SET_POTS	3
156 #define	HDEXAR_CAL_A_TO_D	4
157 #define	HDEXAR_RD_EXT_DSP_BITS	5
158 
159 /* Pinnacle only HDEXAR defs */
160 #define	HDEXAR_SET_ANA_IN	0
161 #define	HDEXAR_SET_SYNTH_IN	4
162 #define	HDEXAR_READ_DAT_IN	5
163 #define	HDEXAR_MIC_SET_POTS	6
164 #define	HDEXAR_SET_DAT_IN	7
165 
166 #define HDEXAR_SET_SYNTH_48	8
167 #define HDEXAR_SET_SYNTH_44	9
168 
169 #define HIWORD(l)		((u16)((((u32)(l)) >> 16) & 0xFFFF))
170 #define LOWORD(l)		((u16)(u32)(l))
171 #define HIBYTE(w)		((u8)(((u16)(w) >> 8) & 0xFF))
172 #define LOBYTE(w)		((u8)(w))
173 #define MAKELONG(low, hi)	((long)(((u16)(low))|(((u32)((u16)(hi)))<<16)))
174 #define MAKEWORD(low, hi)	((u16)(((u8)(low))|(((u16)((u8)(hi)))<<8)))
175 
176 #define PCTODSP_OFFSET(w)	(u16)((w)/2)
177 #define PCTODSP_BASED(w)	(u16)(((w)/2) + DSP_BASE_ADDR)
178 #define DSPTOPC_BASED(w)	(((w) - DSP_BASE_ADDR) * 2)
179 
180 #ifdef SLOWIO
181 #  undef outb
182 #  undef inb
183 #  define outb			outb_p
184 #  define inb			inb_p
185 #endif
186 
187 /* JobQueueStruct */
188 #define JQS_wStart		0x00
189 #define JQS_wSize		0x02
190 #define JQS_wHead		0x04
191 #define JQS_wTail		0x06
192 #define JQS__size		0x08
193 
194 /* DAQueueDataStruct */
195 #define DAQDS_wStart		0x00
196 #define DAQDS_wSize		0x02
197 #define DAQDS_wFormat		0x04
198 #define DAQDS_wSampleSize	0x06
199 #define DAQDS_wChannels		0x08
200 #define DAQDS_wSampleRate	0x0A
201 #define DAQDS_wIntMsg		0x0C
202 #define DAQDS_wFlags		0x0E
203 #define DAQDS__size		0x10
204 
205 #include <sound/pcm.h>
206 
207 struct snd_msnd {
208 	void __iomem		*mappedbase;
209 	int			play_period_bytes;
210 	int			playLimit;
211 	int			playPeriods;
212 	int 			playDMAPos;
213 	int			banksPlayed;
214 	int 			captureDMAPos;
215 	int			capturePeriodBytes;
216 	int			captureLimit;
217 	int			capturePeriods;
218 	struct snd_card		*card;
219 	void			*msndmidi_mpu;
220 	struct snd_rawmidi	*rmidi;
221 
222 	/* Hardware resources */
223 	long io;
224 	int memid, irqid;
225 	int irq, irq_ref;
226 	unsigned long base;
227 
228 	/* Motorola 56k DSP SMA */
229 	void __iomem	*SMA;
230 	void __iomem	*DAPQ;
231 	void __iomem	*DARQ;
232 	void __iomem	*MODQ;
233 	void __iomem	*MIDQ;
234 	void __iomem	*DSPQ;
235 	int dspq_data_buff, dspq_buff_size;
236 
237 	/* State variables */
238 	enum { msndClassic, msndPinnacle } type;
239 	fmode_t mode;
240 	unsigned long flags;
241 #define F_RESETTING			0
242 #define F_HAVEDIGITAL			1
243 #define F_AUDIO_WRITE_INUSE		2
244 #define F_WRITING			3
245 #define F_WRITEBLOCK			4
246 #define F_WRITEFLUSH			5
247 #define F_AUDIO_READ_INUSE		6
248 #define F_READING			7
249 #define F_READBLOCK			8
250 #define F_EXT_MIDI_INUSE		9
251 #define F_HDR_MIDI_INUSE		10
252 #define F_DISABLE_WRITE_NDELAY		11
253 	spinlock_t lock;
254 	spinlock_t mixer_lock;
255 	int nresets;
256 	unsigned recsrc;
257 #define LEVEL_ENTRIES 32
258 	int left_levels[LEVEL_ENTRIES];
259 	int right_levels[LEVEL_ENTRIES];
260 	int calibrate_signal;
261 	int play_sample_size, play_sample_rate, play_channels;
262 	int play_ndelay;
263 	int capture_sample_size, capture_sample_rate, capture_channels;
264 	int capture_ndelay;
265 	u8 bCurrentMidiPatch;
266 
267 	int last_playbank, last_recbank;
268 	struct snd_pcm_substream *playback_substream;
269 	struct snd_pcm_substream *capture_substream;
270 
271 };
272 
273 void snd_msnd_init_queue(void __iomem *base, int start, int size);
274 
275 int snd_msnd_send_dsp_cmd(struct snd_msnd *chip, u8 cmd);
276 int snd_msnd_send_word(struct snd_msnd *chip,
277 			   unsigned char high,
278 			   unsigned char mid,
279 			   unsigned char low);
280 int snd_msnd_upload_host(struct snd_msnd *chip,
281 			     const u8 *bin, int len);
282 int snd_msnd_enable_irq(struct snd_msnd *chip);
283 int snd_msnd_disable_irq(struct snd_msnd *chip);
284 void snd_msnd_dsp_halt(struct snd_msnd *chip, struct file *file);
285 int snd_msnd_DAPQ(struct snd_msnd *chip, int start);
286 int snd_msnd_DARQ(struct snd_msnd *chip, int start);
287 int snd_msnd_pcm(struct snd_card *card, int device);
288 
289 int snd_msndmidi_new(struct snd_card *card, int device);
290 void snd_msndmidi_input_read(void *mpu);
291 
292 void snd_msndmix_setup(struct snd_msnd *chip);
293 int snd_msndmix_new(struct snd_card *card);
294 int snd_msndmix_force_recsrc(struct snd_msnd *chip, int recsrc);
295 #endif /* __MSND_H */
296