kaiser: fix perf crashes
[linux/fpc-iii.git] / sound / pci / au88x0 / au88x0.h
blobbcc648bf647802fc747b0dfed82ff0dd4742a239
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.
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.
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.
17 #ifndef __SOUND_AU88X0_H
18 #define __SOUND_AU88X0_H
20 #include <linux/pci.h>
21 #include <linux/io.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/rawmidi.h>
25 #include <sound/mpu401.h>
26 #include <sound/hwdep.h>
27 #include <sound/ac97_codec.h>
28 #include <sound/tlv.h>
30 #ifndef CHIP_AU8820
31 #include "au88x0_eq.h"
32 #include "au88x0_a3d.h"
33 #endif
34 #ifndef CHIP_AU8810
35 #include "au88x0_wt.h"
36 #endif
38 #define hwread(x,y) readl((x)+(y))
39 #define hwwrite(x,y,z) writel((z),(x)+(y))
41 /* Vortex MPU401 defines. */
42 #define MIDI_CLOCK_DIV 0x61
43 /* Standart MPU401 defines. */
44 #define MPU401_RESET 0xff
45 #define MPU401_ENTER_UART 0x3f
46 #define MPU401_ACK 0xfe
48 // Get src register value to convert from x to y.
49 #define SRC_RATIO(x,y) ((((x<<15)/y) + 1)/2)
51 /* FIFO software state constants. */
52 #define FIFO_STOP 0
53 #define FIFO_START 1
54 #define FIFO_PAUSE 2
56 /* IRQ flags */
57 #define IRQ_ERR_MASK 0x00ff
58 #define IRQ_FATAL 0x0001
59 #define IRQ_PARITY 0x0002
60 #define IRQ_REG 0x0004
61 #define IRQ_FIFO 0x0008
62 #define IRQ_DMA 0x0010
63 #define IRQ_PCMOUT 0x0020 /* PCM OUT page crossing */
64 #define IRQ_TIMER 0x1000
65 #define IRQ_MIDI 0x2000
66 #define IRQ_MODEM 0x4000
68 /* ADB Resource */
69 #define VORTEX_RESOURCE_DMA 0x00000000
70 #define VORTEX_RESOURCE_SRC 0x00000001
71 #define VORTEX_RESOURCE_MIXIN 0x00000002
72 #define VORTEX_RESOURCE_MIXOUT 0x00000003
73 #define VORTEX_RESOURCE_A3D 0x00000004
74 #define VORTEX_RESOURCE_LAST 0x00000005
76 /* codec io: VORTEX_CODEC_IO bits */
77 #define VORTEX_CODEC_ID_SHIFT 24
78 #define VORTEX_CODEC_WRITE 0x00800000
79 #define VORTEX_CODEC_ADDSHIFT 16
80 #define VORTEX_CODEC_ADDMASK 0x7f0000
81 #define VORTEX_CODEC_DATSHIFT 0
82 #define VORTEX_CODEC_DATMASK 0xffff
84 /* Check for SDAC bit in "Extended audio ID" AC97 register */
85 //#define VORTEX_IS_QUAD(x) (((x)->codec == NULL) ? 0 : ((x)->codec->ext_id&0x80))
86 #define VORTEX_IS_QUAD(x) ((x)->isquad)
87 /* Check if chip has bug. */
88 #define IS_BAD_CHIP(x) (\
89 (x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_VORTEX_2) || \
90 (x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_ADVANTAGE))
93 /* PCM devices */
94 #define VORTEX_PCM_ADB 0
95 #define VORTEX_PCM_SPDIF 1
96 #define VORTEX_PCM_A3D 2
97 #define VORTEX_PCM_WT 3
98 #define VORTEX_PCM_I2S 4
99 #define VORTEX_PCM_LAST 5
101 #define MIX_CAPT(x) (vortex->mixcapt[x])
102 #define MIX_PLAYB(x) (vortex->mixplayb[x])
103 #define MIX_SPDIF(x) (vortex->mixspdif[x])
105 #define NR_WTPB 0x20 /* WT channels per each bank. */
106 #define NR_PCM 0x10
108 struct pcm_vol {
109 struct snd_kcontrol *kctl;
110 int active;
111 int dma;
112 int mixin[4];
113 int vol[4];
116 /* Structs */
117 typedef struct {
118 //int this_08; /* Still unknown */
119 int fifo_enabled; /* this_24 */
120 int fifo_status; /* this_1c */
121 u32 dma_ctrl; /* this_78 (ADB), this_7c (WT) */
122 int dma_unknown; /* this_74 (ADB), this_78 (WT). WDM: +8 */
123 int cfg0;
124 int cfg1;
126 int nr_ch; /* Nr of PCM channels in use */
127 int type; /* Output type (ac97, a3d, spdif, i2s, dsp) */
128 int dma; /* Hardware DMA index. */
129 int dir; /* Stream Direction. */
130 u32 resources[5];
132 /* Virtual page extender stuff */
133 int nr_periods;
134 int period_bytes;
135 int period_real;
136 int period_virt;
138 struct snd_pcm_substream *substream;
139 } stream_t;
141 typedef struct snd_vortex vortex_t;
142 struct snd_vortex {
143 /* ALSA structs. */
144 struct snd_card *card;
145 struct snd_pcm *pcm[VORTEX_PCM_LAST];
147 struct snd_rawmidi *rmidi; /* Legacy Midi interface. */
148 struct snd_ac97 *codec;
150 /* Stream structs. */
151 stream_t dma_adb[NR_ADB];
152 int spdif_sr;
153 #ifndef CHIP_AU8810
154 stream_t dma_wt[NR_WT];
155 wt_voice_t wt_voice[NR_WT]; /* WT register cache. */
156 char mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
157 #endif
159 /* Global resources */
160 s8 mixcapt[2];
161 s8 mixplayb[4];
162 #ifndef CHIP_AU8820
163 s8 mixspdif[2];
164 s8 mixa3d[2]; /* mixers which collect all a3d streams. */
165 s8 mixxtlk[2]; /* crosstalk canceler mixer inputs. */
166 #endif
167 u32 fixed_res[5];
169 #ifndef CHIP_AU8820
170 /* Hardware equalizer structs */
171 eqlzr_t eq;
172 /* A3D structs */
173 a3dsrc_t a3d[NR_A3D];
174 /* Xtalk canceler */
175 int xt_mode; /* 1: speakers, 0:headphones. */
176 #endif
177 struct pcm_vol pcm_vol[NR_PCM];
179 int isquad; /* cache of extended ID codec flag. */
181 /* Gameport stuff. */
182 struct gameport *gameport;
184 /* PCI hardware resources */
185 unsigned long io;
186 void __iomem *mmio;
187 unsigned int irq;
188 spinlock_t lock;
190 /* PCI device */
191 struct pci_dev *pci_dev;
192 u16 vendor;
193 u16 device;
194 u8 rev;
197 /* Functions. */
199 /* SRC */
200 static void vortex_adb_setsrc(vortex_t * vortex, int adbdma,
201 unsigned int cvrt, int dir);
203 /* DMA Engines. */
204 static void vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
205 int size, int count);
206 static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
207 int dir, int fmt, int d,
208 u32 offset);
209 static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb);
210 #ifndef CHIP_AU8810
211 static void vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
212 int size, int count);
213 static void vortex_wtdma_setmode(vortex_t * vortex, int wtdma, int ie, int fmt, int d, /*int e, */
214 u32 offset);
215 static void vortex_wtdma_setstartbuffer(vortex_t * vortex, int wtdma, int sb);
216 #endif
218 static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma);
219 //static void vortex_adbdma_stopfifo(vortex_t *vortex, int adbdma);
220 static void vortex_adbdma_pausefifo(vortex_t * vortex, int adbdma);
221 static void vortex_adbdma_resumefifo(vortex_t * vortex, int adbdma);
222 static inline int vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma);
223 static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma);
225 #ifndef CHIP_AU8810
226 static void vortex_wtdma_startfifo(vortex_t * vortex, int wtdma);
227 static void vortex_wtdma_stopfifo(vortex_t * vortex, int wtdma);
228 static void vortex_wtdma_pausefifo(vortex_t * vortex, int wtdma);
229 static void vortex_wtdma_resumefifo(vortex_t * vortex, int wtdma);
230 static inline int vortex_wtdma_getlinearpos(vortex_t * vortex, int wtdma);
231 #endif
233 /* global stuff. */
234 static void vortex_codec_init(vortex_t * vortex);
235 static void vortex_codec_write(struct snd_ac97 * codec, unsigned short addr,
236 unsigned short data);
237 static unsigned short vortex_codec_read(struct snd_ac97 * codec, unsigned short addr);
238 static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
240 static int vortex_core_init(vortex_t * card);
241 static int vortex_core_shutdown(vortex_t * card);
242 static void vortex_enable_int(vortex_t * card);
243 static irqreturn_t vortex_interrupt(int irq, void *dev_id);
244 static int vortex_alsafmt_aspfmt(int alsafmt, vortex_t *v);
246 /* Connection stuff. */
247 static void vortex_connect_default(vortex_t * vortex, int en);
248 static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch,
249 int dir, int type, int subdev);
250 static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
251 int restype);
252 #ifndef CHIP_AU8810
253 static int vortex_wt_allocroute(vortex_t * vortex, int dma, int nr_ch);
254 static void vortex_wt_connect(vortex_t * vortex, int en);
255 static void vortex_wt_init(vortex_t * vortex);
256 #endif
258 static void vortex_route(vortex_t * vortex, int en, unsigned char channel,
259 unsigned char source, unsigned char dest);
260 #if 0
261 static void vortex_routes(vortex_t * vortex, int en, unsigned char channel,
262 unsigned char source, unsigned char dest0,
263 unsigned char dest1);
264 #endif
265 static void vortex_connection_mixin_mix(vortex_t * vortex, int en,
266 unsigned char mixin,
267 unsigned char mix, int a);
268 static void vortex_mix_setinputvolumebyte(vortex_t * vortex,
269 unsigned char mix, int mixin,
270 unsigned char vol);
271 static void vortex_mix_setvolumebyte(vortex_t * vortex, unsigned char mix,
272 unsigned char vol);
274 /* A3D functions. */
275 #ifndef CHIP_AU8820
276 static void vortex_Vort3D_enable(vortex_t * v);
277 static void vortex_Vort3D_disable(vortex_t * v);
278 static void vortex_Vort3D_connect(vortex_t * vortex, int en);
279 static void vortex_Vort3D_InitializeSource(a3dsrc_t *a, int en, vortex_t *v);
280 #endif
282 /* Driver stuff. */
283 static int vortex_gameport_register(vortex_t * card);
284 static void vortex_gameport_unregister(vortex_t * card);
285 #ifndef CHIP_AU8820
286 static int vortex_eq_init(vortex_t * vortex);
287 static int vortex_eq_free(vortex_t * vortex);
288 #endif
289 /* ALSA stuff. */
290 static int snd_vortex_new_pcm(vortex_t * vortex, int idx, int nr);
291 static int snd_vortex_mixer(vortex_t * vortex);
292 static int snd_vortex_midi(vortex_t * vortex);
293 #endif