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  • only in /netgear-R7000-V1.0.7.12_1.2.5/components/opensource/linux/linux-2.6.36/include/sound/
1#ifndef __SOUND_TRIDENT_H
2#define __SOUND_TRIDENT_H
3
4/*
5 *  audio@tridentmicro.com
6 *  Fri Feb 19 15:55:28 MST 1999
7 *  Definitions for Trident 4DWave DX/NX chips
8 *
9 *
10 *   This program is free software; you can redistribute it and/or modify
11 *   it under the terms of the GNU General Public License as published by
12 *   the Free Software Foundation; either version 2 of the License, or
13 *   (at your option) any later version.
14 *
15 *   This program is distributed in the hope that it will be useful,
16 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *   GNU General Public License for more details.
19 *
20 *   You should have received a copy of the GNU General Public License
21 *   along with this program; if not, write to the Free Software
22 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
23 *
24 */
25
26#include "pcm.h"
27#include "mpu401.h"
28#include "ac97_codec.h"
29#include "util_mem.h"
30
31#define TRIDENT_DEVICE_ID_DX		((PCI_VENDOR_ID_TRIDENT<<16)|PCI_DEVICE_ID_TRIDENT_4DWAVE_DX)
32#define TRIDENT_DEVICE_ID_NX		((PCI_VENDOR_ID_TRIDENT<<16)|PCI_DEVICE_ID_TRIDENT_4DWAVE_NX)
33#define TRIDENT_DEVICE_ID_SI7018	((PCI_VENDOR_ID_SI<<16)|PCI_DEVICE_ID_SI_7018)
34
35#define SNDRV_TRIDENT_VOICE_TYPE_PCM		0
36#define SNDRV_TRIDENT_VOICE_TYPE_SYNTH		1
37#define SNDRV_TRIDENT_VOICE_TYPE_MIDI		2
38
39#define SNDRV_TRIDENT_VFLG_RUNNING		(1<<0)
40
41/* TLB code constants */
42#define SNDRV_TRIDENT_PAGE_SIZE			4096
43#define SNDRV_TRIDENT_PAGE_SHIFT			12
44#define SNDRV_TRIDENT_PAGE_MASK			((1<<SNDRV_TRIDENT_PAGE_SHIFT)-1)
45#define SNDRV_TRIDENT_MAX_PAGES			4096
46
47/*
48 * Direct registers
49 */
50
51#define TRID_REG(trident, x) ((trident)->port + (x))
52
53#define ID_4DWAVE_DX        0x2000
54#define ID_4DWAVE_NX        0x2001
55
56/* Bank definitions */
57
58#define T4D_BANK_A	0
59#define T4D_BANK_B	1
60#define T4D_NUM_BANKS	2
61
62/* Register definitions */
63
64/* Global registers */
65
66enum global_control_bits {
67	CHANNEL_IDX	= 0x0000003f,
68	OVERRUN_IE	= 0x00000400,	/* interrupt enable: capture overrun */
69	UNDERRUN_IE	= 0x00000800,	/* interrupt enable: playback underrun */
70	ENDLP_IE	= 0x00001000,	/* interrupt enable: end of buffer */
71	MIDLP_IE	= 0x00002000,	/* interrupt enable: middle buffer */
72	ETOG_IE		= 0x00004000,	/* interrupt enable: envelope toggling */
73	EDROP_IE	= 0x00008000,	/* interrupt enable: envelope drop */
74	BANK_B_EN	= 0x00010000,	/* SiS: enable bank B (64 channels) */
75	PCMIN_B_MIX	= 0x00020000,	/* SiS: PCM IN B mixing enable */
76	I2S_OUT_ASSIGN	= 0x00040000,	/* SiS: I2S Out contains surround PCM */
77	SPDIF_OUT_ASSIGN= 0x00080000,	/* SiS: 0=S/PDIF L/R | 1=PCM Out FIFO */
78	MAIN_OUT_ASSIGN = 0x00100000,	/* SiS: 0=PCM Out FIFO | 1=MMC Out buffer */
79};
80
81enum miscint_bits {
82	PB_UNDERRUN_IRQ = 0x00000001, REC_OVERRUN_IRQ = 0x00000002,
83	SB_IRQ		= 0x00000004, MPU401_IRQ      = 0x00000008,
84	OPL3_IRQ        = 0x00000010, ADDRESS_IRQ     = 0x00000020,
85	ENVELOPE_IRQ    = 0x00000040, PB_UNDERRUN     = 0x00000100,
86	REC_OVERRUN	= 0x00000200, MIXER_UNDERFLOW = 0x00000400,
87	MIXER_OVERFLOW  = 0x00000800, NX_SB_IRQ_DISABLE = 0x00001000,
88        ST_TARGET_REACHED = 0x00008000,
89	PB_24K_MODE     = 0x00010000, ST_IRQ_EN       = 0x00800000,
90	ACGPIO_IRQ	= 0x01000000
91};
92
93/* T2 legacy dma control registers. */
94#define LEGACY_DMAR0                0x00  // ADR0
95#define LEGACY_DMAR4                0x04  // CNT0
96#define LEGACY_DMAR6		    0x06  // CNT0 - High bits
97#define LEGACY_DMAR11               0x0b  // MOD
98#define LEGACY_DMAR15               0x0f  // MMR
99
100#define T4D_START_A		     0x80
101#define T4D_STOP_A		     0x84
102#define T4D_DLY_A		     0x88
103#define T4D_SIGN_CSO_A		     0x8c
104#define T4D_CSPF_A		     0x90
105#define T4D_CSPF_B		     0xbc
106#define T4D_CEBC_A		     0x94
107#define T4D_AINT_A		     0x98
108#define T4D_AINTEN_A		     0x9c
109#define T4D_LFO_GC_CIR               0xa0
110#define T4D_MUSICVOL_WAVEVOL         0xa8
111#define T4D_SBDELTA_DELTA_R          0xac
112#define T4D_MISCINT                  0xb0
113#define T4D_START_B                  0xb4
114#define T4D_STOP_B                   0xb8
115#define T4D_SBBL_SBCL                0xc0
116#define T4D_SBCTRL_SBE2R_SBDD        0xc4
117#define T4D_STIMER		     0xc8
118#define T4D_AINT_B                   0xd8
119#define T4D_AINTEN_B                 0xdc
120#define T4D_RCI                      0x70
121
122/* MPU-401 UART */
123#define T4D_MPU401_BASE             0x20
124#define T4D_MPUR0                   0x20
125#define T4D_MPUR1                   0x21
126#define T4D_MPUR2                   0x22
127#define T4D_MPUR3                   0x23
128
129/* S/PDIF Registers */
130#define NX_SPCTRL_SPCSO             0x24
131#define NX_SPLBA                    0x28
132#define NX_SPESO                    0x2c
133#define NX_SPCSTATUS                0x64
134
135/* Joystick */
136#define GAMEPORT_GCR                0x30
137#define GAMEPORT_MODE_ADC           0x80
138#define GAMEPORT_LEGACY             0x31
139#define GAMEPORT_AXES               0x34
140
141/* NX Specific Registers */
142#define NX_TLBC                     0x6c
143
144/* Channel Registers */
145
146#define CH_START		    0xe0
147
148#define CH_DX_CSO_ALPHA_FMS         0xe0
149#define CH_DX_ESO_DELTA             0xe8
150#define CH_DX_FMC_RVOL_CVOL         0xec
151
152#define CH_NX_DELTA_CSO             0xe0
153#define CH_NX_DELTA_ESO             0xe8
154#define CH_NX_ALPHA_FMS_FMC_RVOL_CVOL 0xec
155
156#define CH_LBA                      0xe4
157#define CH_GVSEL_PAN_VOL_CTRL_EC    0xf0
158#define CH_EBUF1                    0xf4
159#define CH_EBUF2                    0xf8
160
161/* AC-97 Registers */
162
163#define DX_ACR0_AC97_W              0x40
164#define DX_ACR1_AC97_R              0x44
165#define DX_ACR2_AC97_COM_STAT       0x48
166
167#define NX_ACR0_AC97_COM_STAT       0x40
168#define NX_ACR1_AC97_W              0x44
169#define NX_ACR2_AC97_R_PRIMARY      0x48
170#define NX_ACR3_AC97_R_SECONDARY    0x4c
171
172#define SI_AC97_WRITE		    0x40
173#define SI_AC97_READ		    0x44
174#define SI_SERIAL_INTF_CTRL	    0x48
175#define SI_AC97_GPIO		    0x4c
176#define SI_ASR0			    0x50
177#define SI_SPDIF_CS		    0x70
178#define SI_GPIO			    0x7c
179
180enum trident_nx_ac97_bits {
181	/* ACR1-3 */
182	NX_AC97_BUSY_WRITE 	= 0x0800,
183	NX_AC97_BUSY_READ	= 0x0800,
184	NX_AC97_BUSY_DATA 	= 0x0400,
185	NX_AC97_WRITE_SECONDARY = 0x0100,
186	/* ACR0 */
187	NX_AC97_SECONDARY_READY = 0x0040,
188	NX_AC97_SECONDARY_RECORD = 0x0020,
189	NX_AC97_SURROUND_OUTPUT = 0x0010,
190	NX_AC97_PRIMARY_READY	= 0x0008,
191	NX_AC97_PRIMARY_RECORD	= 0x0004,
192	NX_AC97_PCM_OUTPUT	= 0x0002,
193	NX_AC97_WARM_RESET	= 0x0001
194};
195
196enum trident_dx_ac97_bits {
197	DX_AC97_BUSY_WRITE	= 0x8000,
198	DX_AC97_BUSY_READ	= 0x8000,
199	DX_AC97_READY		= 0x0010,
200	DX_AC97_RECORD		= 0x0008,
201	DX_AC97_PLAYBACK	= 0x0002
202};
203
204enum sis7018_ac97_bits {
205	SI_AC97_BUSY_WRITE =	0x00008000,
206	SI_AC97_AUDIO_BUSY =	0x00004000,
207	SI_AC97_MODEM_BUSY =	0x00002000,
208	SI_AC97_BUSY_READ =	0x00008000,
209	SI_AC97_SECONDARY =	0x00000080,
210};
211
212enum serial_intf_ctrl_bits {
213	WARM_RESET	= 0x00000001,
214	COLD_RESET	= 0x00000002,
215	I2S_CLOCK	= 0x00000004,
216	PCM_SEC_AC97	= 0x00000008,
217	AC97_DBL_RATE	= 0x00000010,
218	SPDIF_EN	= 0x00000020,
219	I2S_OUTPUT_EN	= 0x00000040,
220	I2S_INPUT_EN	= 0x00000080,
221	PCMIN		= 0x00000100,
222	LINE1IN		= 0x00000200,
223	MICIN		= 0x00000400,
224	LINE2IN		= 0x00000800,
225	HEAD_SET_IN	= 0x00001000,
226	GPIOIN		= 0x00002000,
227	/* 7018 spec says id = 01 but the demo board routed to 10
228	   SECONDARY_ID= 0x00004000, */
229	SECONDARY_ID	= 0x00004000,
230	PCMOUT		= 0x00010000,
231	SURROUT		= 0x00020000,
232	CENTEROUT	= 0x00040000,
233	LFEOUT		= 0x00080000,
234	LINE1OUT	= 0x00100000,
235	LINE2OUT	= 0x00200000,
236	GPIOOUT		= 0x00400000,
237	SI_AC97_PRIMARY_READY = 0x01000000,
238	SI_AC97_SECONDARY_READY = 0x02000000,
239	SI_AC97_POWERDOWN = 0x04000000,
240};
241
242/* PCM defaults */
243
244#define T4D_DEFAULT_PCM_VOL	10	/* 0 - 255 */
245#define T4D_DEFAULT_PCM_PAN	0	/* 0 - 127 */
246#define T4D_DEFAULT_PCM_RVOL	127	/* 0 - 127 */
247#define T4D_DEFAULT_PCM_CVOL	127	/* 0 - 127 */
248
249struct snd_trident;
250struct snd_trident_voice;
251struct snd_trident_pcm_mixer;
252
253struct snd_trident_port {
254	struct snd_midi_channel_set * chset;
255	struct snd_trident * trident;
256	int mode;		/* operation mode */
257	int client;		/* sequencer client number */
258	int port;		/* sequencer port number */
259	unsigned int midi_has_voices: 1;
260};
261
262struct snd_trident_memblk_arg {
263	short first_page, last_page;
264};
265
266struct snd_trident_tlb {
267	unsigned int * entries;		/* 16k-aligned TLB table */
268	dma_addr_t entries_dmaaddr;	/* 16k-aligned PCI address to TLB table */
269	unsigned long * shadow_entries;	/* shadow entries with virtual addresses */
270	struct snd_dma_buffer buffer;
271	struct snd_util_memhdr * memhdr;	/* page allocation list */
272	struct snd_dma_buffer silent_page;
273};
274
275struct snd_trident_voice {
276	unsigned int number;
277	unsigned int use: 1,
278	    pcm: 1,
279	    synth:1,
280	    midi: 1;
281	unsigned int flags;
282	unsigned char client;
283	unsigned char port;
284	unsigned char index;
285
286	struct snd_trident_sample_ops *sample_ops;
287
288	/* channel parameters */
289	unsigned int CSO;		/* 24 bits (16 on DX) */
290	unsigned int ESO;		/* 24 bits (16 on DX) */
291	unsigned int LBA;		/* 30 bits */
292	unsigned short EC;		/* 12 bits */
293	unsigned short Alpha;		/* 12 bits */
294	unsigned short Delta;		/* 16 bits */
295	unsigned short Attribute;	/* 16 bits - SiS 7018 */
296	unsigned short Vol;		/* 12 bits (6.6) */
297	unsigned char Pan;		/* 7 bits (1.4.2) */
298	unsigned char GVSel;		/* 1 bit */
299	unsigned char RVol;		/* 7 bits (5.2) */
300	unsigned char CVol;		/* 7 bits (5.2) */
301	unsigned char FMC;		/* 2 bits */
302	unsigned char CTRL;		/* 4 bits */
303	unsigned char FMS;		/* 4 bits */
304	unsigned char LFO;		/* 8 bits */
305
306	unsigned int negCSO;	/* nonzero - use negative CSO */
307
308	struct snd_util_memblk *memblk;	/* memory block if TLB enabled */
309
310	/* PCM data */
311
312	struct snd_trident *trident;
313	struct snd_pcm_substream *substream;
314	struct snd_trident_voice *extra;	/* extra PCM voice (acts as interrupt generator) */
315	unsigned int running: 1,
316            capture: 1,
317            spdif: 1,
318            foldback: 1,
319            isync: 1,
320            isync2: 1,
321            isync3: 1;
322	int foldback_chan;		/* foldback subdevice number */
323	unsigned int stimer;		/* global sample timer (to detect spurious interrupts) */
324	unsigned int spurious_threshold; /* spurious threshold */
325	unsigned int isync_mark;
326	unsigned int isync_max;
327	unsigned int isync_ESO;
328
329	/* --- */
330
331	void *private_data;
332	void (*private_free)(struct snd_trident_voice *voice);
333};
334
335struct snd_4dwave {
336	int seq_client;
337
338	struct snd_trident_port seq_ports[4];
339	struct snd_trident_voice voices[64];
340
341	int ChanSynthCount;		/* number of allocated synth channels */
342	int max_size;			/* maximum synth memory size in bytes */
343	int current_size;		/* current allocated synth mem in bytes */
344};
345
346struct snd_trident_pcm_mixer {
347	struct snd_trident_voice *voice;	/* active voice */
348	unsigned short vol;		/* front volume */
349	unsigned char pan;		/* pan control */
350	unsigned char rvol;		/* rear volume */
351	unsigned char cvol;		/* center volume */
352	unsigned char pad;
353};
354
355struct snd_trident {
356	int irq;
357
358	unsigned int device;	/* device ID */
359
360        unsigned char  bDMAStart;
361
362	unsigned long port;
363	unsigned long midi_port;
364
365	unsigned int spurious_irq_count;
366	unsigned int spurious_irq_max_delta;
367
368        struct snd_trident_tlb tlb;	/* TLB entries for NX cards */
369
370	unsigned char spdif_ctrl;
371	unsigned char spdif_pcm_ctrl;
372	unsigned int spdif_bits;
373	unsigned int spdif_pcm_bits;
374	struct snd_kcontrol *spdif_pcm_ctl;	/* S/PDIF settings */
375	unsigned int ac97_ctrl;
376
377        unsigned int ChanMap[2];	/* allocation map for hardware channels */
378
379        int ChanPCM;			/* max number of PCM channels */
380	int ChanPCMcnt;			/* actual number of PCM channels */
381
382	unsigned int ac97_detect: 1;	/* 1 = AC97 in detection phase */
383	unsigned int in_suspend: 1;	/* 1 during suspend/resume */
384
385	struct snd_4dwave synth;	/* synth specific variables */
386
387	spinlock_t event_lock;
388	spinlock_t voice_alloc;
389
390	struct snd_dma_device dma_dev;
391
392	struct pci_dev *pci;
393	struct snd_card *card;
394	struct snd_pcm *pcm;		/* ADC/DAC PCM */
395	struct snd_pcm *foldback;	/* Foldback PCM */
396	struct snd_pcm *spdif;	/* SPDIF PCM */
397	struct snd_rawmidi *rmidi;
398
399	struct snd_ac97_bus *ac97_bus;
400	struct snd_ac97 *ac97;
401	struct snd_ac97 *ac97_sec;
402
403	unsigned int musicvol_wavevol;
404	struct snd_trident_pcm_mixer pcm_mixer[32];
405	struct snd_kcontrol *ctl_vol;	/* front volume */
406	struct snd_kcontrol *ctl_pan;	/* pan */
407	struct snd_kcontrol *ctl_rvol;	/* rear volume */
408	struct snd_kcontrol *ctl_cvol;	/* center volume */
409
410	spinlock_t reg_lock;
411
412	struct gameport *gameport;
413};
414
415int snd_trident_create(struct snd_card *card,
416		       struct pci_dev *pci,
417		       int pcm_streams,
418		       int pcm_spdif_device,
419		       int max_wavetable_size,
420		       struct snd_trident ** rtrident);
421int snd_trident_create_gameport(struct snd_trident *trident);
422
423int snd_trident_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm);
424int snd_trident_foldback_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm);
425int snd_trident_spdif_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm);
426int snd_trident_attach_synthesizer(struct snd_trident * trident);
427struct snd_trident_voice *snd_trident_alloc_voice(struct snd_trident * trident, int type,
428					     int client, int port);
429void snd_trident_free_voice(struct snd_trident * trident, struct snd_trident_voice *voice);
430void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice);
431void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice);
432void snd_trident_write_voice_regs(struct snd_trident * trident, struct snd_trident_voice *voice);
433int snd_trident_suspend(struct pci_dev *pci, pm_message_t state);
434int snd_trident_resume(struct pci_dev *pci);
435
436/* TLB memory allocation */
437struct snd_util_memblk *snd_trident_alloc_pages(struct snd_trident *trident,
438						struct snd_pcm_substream *substream);
439int snd_trident_free_pages(struct snd_trident *trident, struct snd_util_memblk *blk);
440struct snd_util_memblk *snd_trident_synth_alloc(struct snd_trident *trident, unsigned int size);
441int snd_trident_synth_free(struct snd_trident *trident, struct snd_util_memblk *blk);
442int snd_trident_synth_copy_from_user(struct snd_trident *trident, struct snd_util_memblk *blk,
443				     int offset, const char __user *data, int size);
444
445#endif /* __SOUND_TRIDENT_H */
446