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Merge branch 'for-linus' of git://git.kernel.dk/linux-block
[deliverable/linux.git] / sound / pci / au88x0 / au88x0.h
CommitLineData
1da177e4
LT		 1/*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU Library General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15 */
16
17#ifndef __SOUND_AU88X0_H
18#define __SOUND_AU88X0_H
19
20#ifdef __KERNEL__
1da177e4
LT		 21#include <linux/pci.h>
22#include <asm/io.h>
23#include <sound/core.h>
24#include <sound/pcm.h>
25#include <sound/rawmidi.h>
26#include <sound/mpu401.h>
27#include <sound/hwdep.h>
28#include <sound/ac97_codec.h>
29
30#endif
31
32#ifndef CHIP_AU8820
33#include "au88x0_eq.h"
34#include "au88x0_a3d.h"
35#endif
36#ifndef CHIP_AU8810
37#include "au88x0_wt.h"
38#endif
39
97c67b65
TI		 40#define hwread(x,y) readl((x)+(y))
41#define hwwrite(x,y,z) writel((z),(x)+(y))
1da177e4
LT		 42
43/* Vortex MPU401 defines. */
44#define MIDI_CLOCK_DIV 0x61
45/* Standart MPU401 defines. */
46#define MPU401_RESET 0xff
47#define MPU401_ENTER_UART 0x3f
48#define MPU401_ACK 0xfe
49
50// Get src register value to convert from x to y.
51#define SRC_RATIO(x,y) ((((x<<15)/y) + 1)/2)
52
53/* FIFO software state constants. */
54#define FIFO_STOP 0
55#define FIFO_START 1
56#define FIFO_PAUSE 2
57
58/* IRQ flags */
59#define IRQ_ERR_MASK 0x00ff
60#define IRQ_FATAL 0x0001
61#define IRQ_PARITY 0x0002
62#define IRQ_REG 0x0004
63#define IRQ_FIFO 0x0008
64#define IRQ_DMA 0x0010
65#define IRQ_PCMOUT 0x0020 /* PCM OUT page crossing */
66#define IRQ_TIMER 0x1000
67#define IRQ_MIDI 0x2000
68#define IRQ_MODEM 0x4000
69
70/* ADB Resource */
71#define VORTEX_RESOURCE_DMA 0x00000000
72#define VORTEX_RESOURCE_SRC 0x00000001
73#define VORTEX_RESOURCE_MIXIN 0x00000002
74#define VORTEX_RESOURCE_MIXOUT 0x00000003
75#define VORTEX_RESOURCE_A3D 0x00000004
76#define VORTEX_RESOURCE_LAST 0x00000005
77
f2b31737
SK		 78/* codec io: VORTEX_CODEC_IO bits */
79#define VORTEX_CODEC_ID_SHIFT 24
80#define VORTEX_CODEC_WRITE 0x00800000
81#define VORTEX_CODEC_ADDSHIFT 16
82#define VORTEX_CODEC_ADDMASK 0x7f0000
83#define VORTEX_CODEC_DATSHIFT 0
84#define VORTEX_CODEC_DATMASK 0xffff
85
1da177e4
LT		 86/* Check for SDAC bit in "Extended audio ID" AC97 register */
87//#define VORTEX_IS_QUAD(x) (((x)->codec == NULL) ? 0 : ((x)->codec->ext_id&0x80))
88#define VORTEX_IS_QUAD(x) ((x)->isquad)
89/* Check if chip has bug. */
90#define IS_BAD_CHIP(x) (\
91 (x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_VORTEX_2) || \
92 (x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_ADVANTAGE))
93
94
95/* PCM devices */
96#define VORTEX_PCM_ADB 0
97#define VORTEX_PCM_SPDIF 1
98#define VORTEX_PCM_A3D 2
99#define VORTEX_PCM_WT 3
100#define VORTEX_PCM_I2S 4
101#define VORTEX_PCM_LAST 5
102
103#define MIX_CAPT(x) (vortex->mixcapt[x])
104#define MIX_PLAYB(x) (vortex->mixplayb[x])
105#define MIX_SPDIF(x) (vortex->mixspdif[x])
106
25985edc 107#define NR_WTPB 0x20 /* WT channels per each bank. */
49b9c40e 108#define NR_PCM 0x10
1da177e4
LT		 109
110/* Structs */
111typedef struct {
112 //int this_08; /* Still unknown */
113 int fifo_enabled; /* this_24 */
114 int fifo_status; /* this_1c */
97c67b65 115 u32 dma_ctrl; /* this_78 (ADB), this_7c (WT) */
1da177e4
LT		 116 int dma_unknown; /* this_74 (ADB), this_78 (WT). WDM: +8 */
117 int cfg0;
118 int cfg1;
119
120 int nr_ch; /* Nr of PCM channels in use */
121 int type; /* Output type (ac97, a3d, spdif, i2s, dsp) */
122 int dma; /* Hardware DMA index. */
123 int dir; /* Stream Direction. */
124 u32 resources[5];
125
126 /* Virtual page extender stuff */
127 int nr_periods;
128 int period_bytes;
1da177e4
LT		 129 int period_real;
130 int period_virt;
131
2fd16874 132 struct snd_pcm_substream *substream;
1da177e4
LT		 133} stream_t;
134
135typedef struct snd_vortex vortex_t;
136struct snd_vortex {
137 /* ALSA structs. */
2fd16874
TI		 138 struct snd_card *card;
139 struct snd_pcm *pcm[VORTEX_PCM_LAST];
1da177e4 140
2fd16874
TI		 141 struct snd_rawmidi *rmidi; /* Legacy Midi interface. */
142 struct snd_ac97 *codec;
1da177e4
LT		 143
144 /* Stream structs. */
145 stream_t dma_adb[NR_ADB];
146 int spdif_sr;
147#ifndef CHIP_AU8810
148 stream_t dma_wt[NR_WT];
149 wt_voice_t wt_voice[NR_WT]; /* WT register cache. */
150 char mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
151#endif
152
153 /* Global resources */
154 s8 mixcapt[2];
155 s8 mixplayb[4];
156#ifndef CHIP_AU8820
157 s8 mixspdif[2];
158 s8 mixa3d[2]; /* mixers which collect all a3d streams. */
159 s8 mixxtlk[2]; /* crosstalk canceler mixer inputs. */
160#endif
161 u32 fixed_res[5];
162
163#ifndef CHIP_AU8820
164 /* Hardware equalizer structs */
165 eqlzr_t eq;
166 /* A3D structs */
167 a3dsrc_t a3d[NR_A3D];
168 /* Xtalk canceler */
169 int xt_mode; /* 1: speakers, 0:headphones. */
170#endif
171
172 int isquad; /* cache of extended ID codec flag. */
173
174 /* Gameport stuff. */
175 struct gameport *gameport;
176
177 /* PCI hardware resources */
178 unsigned long io;
97c67b65 179 void __iomem *mmio;
1da177e4
LT		 180 unsigned int irq;
181 spinlock_t lock;
182
183 /* PCI device */
184 struct pci_dev *pci_dev;
185 u16 vendor;
186 u16 device;
187 u8 rev;
188};
189
190/* Functions. */
191
192/* SRC */
193static void vortex_adb_setsrc(vortex_t * vortex, int adbdma,
194 unsigned int cvrt, int dir);
195
196/* DMA Engines. */
197static void vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
77a23f26 198 int size, int count);
1da177e4
LT		 199static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
200 int dir, int fmt, int d,
97c67b65 201 u32 offset);
1da177e4
LT		 202static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb);
203#ifndef CHIP_AU8810
204static void vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
77a23f26 205 int size, int count);
1da177e4 206static void vortex_wtdma_setmode(vortex_t * vortex, int wtdma, int ie, int fmt, int d, /*int e, */
97c67b65 207 u32 offset);
1da177e4
LT		 208static void vortex_wtdma_setstartbuffer(vortex_t * vortex, int wtdma, int sb);
209#endif
210
211static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma);
212//static void vortex_adbdma_stopfifo(vortex_t *vortex, int adbdma);
213static void vortex_adbdma_pausefifo(vortex_t * vortex, int adbdma);
214static void vortex_adbdma_resumefifo(vortex_t * vortex, int adbdma);
42b16b3f 215static inline int vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma);
1da177e4
LT		 216static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma);
217
218#ifndef CHIP_AU8810
219static void vortex_wtdma_startfifo(vortex_t * vortex, int wtdma);
220static void vortex_wtdma_stopfifo(vortex_t * vortex, int wtdma);
221static void vortex_wtdma_pausefifo(vortex_t * vortex, int wtdma);
222static void vortex_wtdma_resumefifo(vortex_t * vortex, int wtdma);
42b16b3f 223static inline int vortex_wtdma_getlinearpos(vortex_t * vortex, int wtdma);
1da177e4
LT		 224#endif
225
226/* global stuff. */
227static void vortex_codec_init(vortex_t * vortex);
2fd16874 228static void vortex_codec_write(struct snd_ac97 * codec, unsigned short addr,
1da177e4 229 unsigned short data);
2fd16874 230static unsigned short vortex_codec_read(struct snd_ac97 * codec, unsigned short addr);
1da177e4
LT		 231static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
232
233static int vortex_core_init(vortex_t * card);
234static int vortex_core_shutdown(vortex_t * card);
235static void vortex_enable_int(vortex_t * card);
7d12e780 236static irqreturn_t vortex_interrupt(int irq, void *dev_id);
1da177e4
LT		 237static int vortex_alsafmt_aspfmt(int alsafmt);
238
239/* Connection stuff. */
240static void vortex_connect_default(vortex_t * vortex, int en);
241static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch,
242 int dir, int type);
243static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
244 int restype);
245#ifndef CHIP_AU8810
246static int vortex_wt_allocroute(vortex_t * vortex, int dma, int nr_ch);
247static void vortex_wt_connect(vortex_t * vortex, int en);
248static void vortex_wt_init(vortex_t * vortex);
249#endif
250
251static void vortex_route(vortex_t * vortex, int en, unsigned char channel,
252 unsigned char source, unsigned char dest);
253#if 0
254static void vortex_routes(vortex_t * vortex, int en, unsigned char channel,
255 unsigned char source, unsigned char dest0,
256 unsigned char dest1);
257#endif
258static void vortex_connection_mixin_mix(vortex_t * vortex, int en,
259 unsigned char mixin,
260 unsigned char mix, int a);
261static void vortex_mix_setinputvolumebyte(vortex_t * vortex,
262 unsigned char mix, int mixin,
263 unsigned char vol);
264static void vortex_mix_setvolumebyte(vortex_t * vortex, unsigned char mix,
265 unsigned char vol);
266
267/* A3D functions. */
268#ifndef CHIP_AU8820
f40b6890
TI		 269static void vortex_Vort3D_enable(vortex_t * v);
270static void vortex_Vort3D_disable(vortex_t * v);
1da177e4
LT		 271static void vortex_Vort3D_connect(vortex_t * vortex, int en);
272static void vortex_Vort3D_InitializeSource(a3dsrc_t * a, int en);
273#endif
274
275/* Driver stuff. */
99e80e4d 276static int vortex_gameport_register(vortex_t * card);
1da177e4
LT		 277static void vortex_gameport_unregister(vortex_t * card);
278#ifndef CHIP_AU8820
99e80e4d
DS		 279static int vortex_eq_init(vortex_t * vortex);
280static int vortex_eq_free(vortex_t * vortex);
1da177e4
LT		 281#endif
282/* ALSA stuff. */
99e80e4d
DS		 283static int snd_vortex_new_pcm(vortex_t * vortex, int idx, int nr);
284static int snd_vortex_mixer(vortex_t * vortex);
285static int snd_vortex_midi(vortex_t * vortex);
1da177e4 286#endif
Linux kernel - Deliverables
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