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 <sound/driver.h>
22 #include <linux/init.h>
23 #include <linux/pci.h>
25 #include <sound/core.h>
26 #include <sound/pcm.h>
27 #include <sound/rawmidi.h>
28 #include <sound/mpu401.h>
29 #include <sound/hwdep.h>
30 #include <sound/ac97_codec.h>
35 #include "au88x0_eq.h"
36 #include "au88x0_a3d.h"
39 #include "au88x0_wt.h"
42 #define VORTEX_DMA_MASK 0xffffffff
44 #define hwread(x,y) readl((x)+((y)>>2))
45 #define hwwrite(x,y,z) writel((z),(x)+((y)>>2))
47 /* Vortex MPU401 defines. */
48 #define MIDI_CLOCK_DIV 0x61
49 /* Standart MPU401 defines. */
50 #define MPU401_RESET 0xff
51 #define MPU401_ENTER_UART 0x3f
52 #define MPU401_ACK 0xfe
54 // Get src register value to convert from x to y.
55 #define SRC_RATIO(x,y) ((((x<<15)/y) + 1)/2)
57 /* FIFO software state constants. */
63 #define IRQ_ERR_MASK 0x00ff
64 #define IRQ_FATAL 0x0001
65 #define IRQ_PARITY 0x0002
66 #define IRQ_REG 0x0004
67 #define IRQ_FIFO 0x0008
68 #define IRQ_DMA 0x0010
69 #define IRQ_PCMOUT 0x0020 /* PCM OUT page crossing */
70 #define IRQ_TIMER 0x1000
71 #define IRQ_MIDI 0x2000
72 #define IRQ_MODEM 0x4000
75 #define VORTEX_RESOURCE_DMA 0x00000000
76 #define VORTEX_RESOURCE_SRC 0x00000001
77 #define VORTEX_RESOURCE_MIXIN 0x00000002
78 #define VORTEX_RESOURCE_MIXOUT 0x00000003
79 #define VORTEX_RESOURCE_A3D 0x00000004
80 #define VORTEX_RESOURCE_LAST 0x00000005
82 /* codec io: VORTEX_CODEC_IO bits */
83 #define VORTEX_CODEC_ID_SHIFT 24
84 #define VORTEX_CODEC_WRITE 0x00800000
85 #define VORTEX_CODEC_ADDSHIFT 16
86 #define VORTEX_CODEC_ADDMASK 0x7f0000
87 #define VORTEX_CODEC_DATSHIFT 0
88 #define VORTEX_CODEC_DATMASK 0xffff
90 /* Check for SDAC bit in "Extended audio ID" AC97 register */
91 //#define VORTEX_IS_QUAD(x) (((x)->codec == NULL) ? 0 : ((x)->codec->ext_id&0x80))
92 #define VORTEX_IS_QUAD(x) ((x)->isquad)
93 /* Check if chip has bug. */
94 #define IS_BAD_CHIP(x) (\
95 (x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_VORTEX_2) || \
96 (x->rev == 0xfe && x->device == PCI_DEVICE_ID_AUREAL_ADVANTAGE))
100 #define VORTEX_PCM_ADB 0
101 #define VORTEX_PCM_SPDIF 1
102 #define VORTEX_PCM_A3D 2
103 #define VORTEX_PCM_WT 3
104 #define VORTEX_PCM_I2S 4
105 #define VORTEX_PCM_LAST 5
107 #define MIX_CAPT(x) (vortex->mixcapt[x])
108 #define MIX_PLAYB(x) (vortex->mixplayb[x])
109 #define MIX_SPDIF(x) (vortex->mixspdif[x])
111 #define NR_WTPB 0x20 /* WT channels per eahc bank. */
115 //int this_08; /* Still unknown */
116 int fifo_enabled; /* this_24 */
117 int fifo_status; /* this_1c */
118 int dma_ctrl; /* this_78 (ADB), this_7c (WT) */
119 int dma_unknown; /* this_74 (ADB), this_78 (WT). WDM: +8 */
123 int nr_ch; /* Nr of PCM channels in use */
124 int type; /* Output type (ac97, a3d, spdif, i2s, dsp) */
125 int dma; /* Hardware DMA index. */
126 int dir; /* Stream Direction. */
129 /* Virtual page extender stuff */
132 snd_pcm_sgbuf_t *sgbuf; /* DMA Scatter Gather struct */
136 snd_pcm_substream_t *substream;
139 typedef struct snd_vortex vortex_t;
143 snd_pcm_t *pcm[VORTEX_PCM_LAST];
145 snd_rawmidi_t *rmidi; /* Legacy Midi interface. */
148 /* Stream structs. */
149 stream_t dma_adb[NR_ADB];
152 stream_t dma_wt[NR_WT];
153 wt_voice_t wt_voice[NR_WT]; /* WT register cache. */
154 char mixwt[(NR_WT / NR_WTPB) * 6]; /* WT mixin objects */
157 /* Global resources */
162 s8 mixa3d[2]; /* mixers which collect all a3d streams. */
163 s8 mixxtlk[2]; /* crosstalk canceler mixer inputs. */
168 /* Hardware equalizer structs */
171 a3dsrc_t a3d[NR_A3D];
173 int xt_mode; /* 1: speakers, 0:headphones. */
176 int isquad; /* cache of extended ID codec flag. */
178 /* Gameport stuff. */
179 struct gameport *gameport;
181 /* PCI hardware resources */
183 unsigned long __iomem *mmio;
188 struct pci_dev *pci_dev;
197 static void vortex_adb_setsrc(vortex_t * vortex, int adbdma,
198 unsigned int cvrt, int dir);
201 static void vortex_adbdma_setbuffers(vortex_t * vortex, int adbdma,
202 snd_pcm_sgbuf_t * sgbuf, int size,
204 static void vortex_adbdma_setmode(vortex_t * vortex, int adbdma, int ie,
205 int dir, int fmt, int d,
206 unsigned long offset);
207 static void vortex_adbdma_setstartbuffer(vortex_t * vortex, int adbdma, int sb);
209 static void vortex_wtdma_setbuffers(vortex_t * vortex, int wtdma,
210 snd_pcm_sgbuf_t * sgbuf, int size,
212 static void vortex_wtdma_setmode(vortex_t * vortex, int wtdma, int ie, int fmt, int d, /*int e, */
213 unsigned long offset);
214 static void vortex_wtdma_setstartbuffer(vortex_t * vortex, int wtdma, int sb);
217 static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma);
218 //static void vortex_adbdma_stopfifo(vortex_t *vortex, int adbdma);
219 static void vortex_adbdma_pausefifo(vortex_t * vortex, int adbdma);
220 static void vortex_adbdma_resumefifo(vortex_t * vortex, int adbdma);
221 static int inline vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma);
222 static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma);
225 static void vortex_wtdma_startfifo(vortex_t * vortex, int wtdma);
226 static void vortex_wtdma_stopfifo(vortex_t * vortex, int wtdma);
227 static void vortex_wtdma_pausefifo(vortex_t * vortex, int wtdma);
228 static void vortex_wtdma_resumefifo(vortex_t * vortex, int wtdma);
229 static int inline vortex_wtdma_getlinearpos(vortex_t * vortex, int wtdma);
233 static void vortex_codec_init(vortex_t * vortex);
234 static void vortex_codec_write(ac97_t * codec, unsigned short addr,
235 unsigned short data);
236 static unsigned short vortex_codec_read(ac97_t * codec, unsigned short addr);
237 static void vortex_spdif_init(vortex_t * vortex, int spdif_sr, int spdif_mode);
239 static int vortex_core_init(vortex_t * card);
240 static int vortex_core_shutdown(vortex_t * card);
241 static void vortex_enable_int(vortex_t * card);
242 static irqreturn_t vortex_interrupt(int irq, void *dev_id,
243 struct pt_regs *regs);
244 static int vortex_alsafmt_aspfmt(int alsafmt);
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,
250 static char vortex_adb_checkinout(vortex_t * vortex, int resmap[], int out,
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);
258 static void vortex_route(vortex_t * vortex, int en, unsigned char channel,
259 unsigned char source, unsigned char dest);
261 static void vortex_routes(vortex_t * vortex, int en, unsigned char channel,
262 unsigned char source, unsigned char dest0,
263 unsigned char dest1);
265 static void vortex_connection_mixin_mix(vortex_t * vortex, int en,
267 unsigned char mix, int a);
268 static void vortex_mix_setinputvolumebyte(vortex_t * vortex,
269 unsigned char mix, int mixin,
271 static void vortex_mix_setvolumebyte(vortex_t * vortex, unsigned char mix,
276 static void vortex_Vort3D(vortex_t * v, int en);
277 static void vortex_Vort3D_connect(vortex_t * vortex, int en);
278 static void vortex_Vort3D_InitializeSource(a3dsrc_t * a, int en);
282 static int __devinit vortex_gameport_register(vortex_t * card);
283 static void vortex_gameport_unregister(vortex_t * card);
285 static int __devinit vortex_eq_init(vortex_t * vortex);
286 static int __devexit vortex_eq_free(vortex_t * vortex);
289 static int __devinit snd_vortex_new_pcm(vortex_t * vortex, int idx, int nr);
290 static int __devinit snd_vortex_mixer(vortex_t * vortex);
291 static int __devinit snd_vortex_midi(vortex_t * vortex);