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
21 #include <linux/pci.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 #include <sound/tlv.h>
33 #include "au88x0_eq.h"
34 #include "au88x0_a3d.h"
37 #include "au88x0_wt.h"
40 #define hwread(x,y) readl((x)+(y))
41 #define hwwrite(x,y,z) writel((z),(x)+(y))
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
50 // Get src register value to convert from x to y.
51 #define SRC_RATIO(x,y) ((((x<<15)/y) + 1)/2)
53 /* FIFO software state constants. */
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
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
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
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))
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
103 #define MIX_CAPT(x) (vortex->mixcapt[x])
104 #define MIX_PLAYB(x) (vortex->mixplayb[x])
105 #define MIX_SPDIF(x) (vortex->mixspdif[x])
107 #define NR_WTPB 0x20 /* WT channels per each bank. */
111 struct snd_kcontrol *kctl;
120 //int this_08; /* Still unknown */
121 int fifo_enabled; /* this_24 */
122 int fifo_status; /* this_1c */
123 u32 dma_ctrl; /* this_78 (ADB), this_7c (WT) */
124 int dma_unknown; /* this_74 (ADB), this_78 (WT). WDM: +8 */
128 int nr_ch; /* Nr of PCM channels in use */
129 int type; /* Output type (ac97, a3d, spdif, i2s, dsp) */
130 int dma; /* Hardware DMA index. */
131 int dir; /* Stream Direction. */
134 /* Virtual page extender stuff */
140 struct snd_pcm_substream *substream;
143 typedef struct snd_vortex vortex_t;
146 struct snd_card *card;
147 struct snd_pcm *pcm[VORTEX_PCM_LAST];
149 struct snd_rawmidi *rmidi; /* Legacy Midi interface. */
150 struct snd_ac97 *codec;
152 /* Stream structs. */
153 stream_t dma_adb[NR_ADB];
156 stream_t dma_wt[NR_WT];
157 wt_voice_t wt_voice[NR_WT]; /* WT register cache. */
158 char mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
161 /* Global resources */
166 s8 mixa3d[2]; /* mixers which collect all a3d streams. */
167 s8 mixxtlk[2]; /* crosstalk canceler mixer inputs. */
172 /* Hardware equalizer structs */
175 a3dsrc_t a3d[NR_A3D];
177 int xt_mode; /* 1: speakers, 0:headphones. */
179 struct pcm_vol pcm_vol[NR_PCM];
181 int isquad; /* cache of extended ID codec flag. */
183 /* Gameport stuff. */
184 struct gameport *gameport;
186 /* PCI hardware resources */
193 struct pci_dev *pci_dev;
202 static void vortex_adb_setsrc(vortex_t * vortex, int adbdma,
203 unsigned int cvrt, int dir);
206 static void vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
207 int size, int count);
208 static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
209 int dir, int fmt, int d,
211 static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb);
213 static void vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
214 int size, int count);
215 static void vortex_wtdma_setmode(vortex_t * vortex, int wtdma, int ie, int fmt, int d, /*int e, */
217 static void vortex_wtdma_setstartbuffer(vortex_t * vortex, int wtdma, int sb);
220 static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma);
221 //static void vortex_adbdma_stopfifo(vortex_t *vortex, int adbdma);
222 static void vortex_adbdma_pausefifo(vortex_t * vortex, int adbdma);
223 static void vortex_adbdma_resumefifo(vortex_t * vortex, int adbdma);
224 static inline int vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma);
225 static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma);
228 static void vortex_wtdma_startfifo(vortex_t * vortex, int wtdma);
229 static void vortex_wtdma_stopfifo(vortex_t * vortex, int wtdma);
230 static void vortex_wtdma_pausefifo(vortex_t * vortex, int wtdma);
231 static void vortex_wtdma_resumefifo(vortex_t * vortex, int wtdma);
232 static inline int vortex_wtdma_getlinearpos(vortex_t * vortex, int wtdma);
236 static void vortex_codec_init(vortex_t * vortex);
237 static void vortex_codec_write(struct snd_ac97 * codec, unsigned short addr,
238 unsigned short data);
239 static unsigned short vortex_codec_read(struct snd_ac97 * codec, unsigned short addr);
240 static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
242 static int vortex_core_init(vortex_t * card);
243 static int vortex_core_shutdown(vortex_t * card);
244 static void vortex_enable_int(vortex_t * card);
245 static irqreturn_t vortex_interrupt(int irq, void *dev_id);
246 static int vortex_alsafmt_aspfmt(int alsafmt, vortex_t *v);
248 /* Connection stuff. */
249 static void vortex_connect_default(vortex_t * vortex, int en);
250 static int vortex_adb_allocroute(vortex_t * vortex, int dma, int nr_ch,
251 int dir, int type, int subdev);
252 static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
255 static int vortex_wt_allocroute(vortex_t * vortex, int dma, int nr_ch);
256 static void vortex_wt_connect(vortex_t * vortex, int en);
257 static void vortex_wt_init(vortex_t * vortex);
260 static void vortex_route(vortex_t * vortex, int en, unsigned char channel,
261 unsigned char source, unsigned char dest);
263 static void vortex_routes(vortex_t * vortex, int en, unsigned char channel,
264 unsigned char source, unsigned char dest0,
265 unsigned char dest1);
267 static void vortex_connection_mixin_mix(vortex_t * vortex, int en,
269 unsigned char mix, int a);
270 static void vortex_mix_setinputvolumebyte(vortex_t * vortex,
271 unsigned char mix, int mixin,
273 static void vortex_mix_setvolumebyte(vortex_t * vortex, unsigned char mix,
278 static void vortex_Vort3D_enable(vortex_t * v);
279 static void vortex_Vort3D_disable(vortex_t * v);
280 static void vortex_Vort3D_connect(vortex_t * vortex, int en);
281 static void vortex_Vort3D_InitializeSource(a3dsrc_t *a, int en, vortex_t *v);
285 static int vortex_gameport_register(vortex_t * card);
286 static void vortex_gameport_unregister(vortex_t * card);
288 static int vortex_eq_init(vortex_t * vortex);
289 static int vortex_eq_free(vortex_t * vortex);
292 static int snd_vortex_new_pcm(vortex_t * vortex, int idx, int nr);
293 static int snd_vortex_mixer(vortex_t * vortex);
294 static int snd_vortex_midi(vortex_t * vortex);