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 #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> 29 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 37 38 #define hwread(x,y) readl((x)+(y)) 39 #define hwwrite(x,y,z) writel((z),(x)+(y)) 40 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 47 48 // Get src register value to convert from x to y. 49 #define SRC_RATIO(x,y) ((((x<<15)/y) + 1)/2) 50 51 /* FIFO software state constants. */ 52 #define FIFO_STOP 0 53 #define FIFO_START 1 54 #define FIFO_PAUSE 2 55 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 67 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 75 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 83 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)) 91 92 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 5 100 101 #define MIX_CAPT(x) (vortex->mixcapt[x]) 102 #define MIX_PLAYB(x) (vortex->mixplayb[x]) 103 #define MIX_SPDIF(x) (vortex->mixspdif[x]) 104 105 #define NR_WTPB 0x20 /* WT channels per each bank. */ 106 #define NR_PCM 0x10 107 108 struct pcm_vol { 109 struct snd_kcontrol *kctl; 110 int active; 111 int dma; 112 int mixin[4]; 113 int vol[4]; 114 }; 115 116 /* 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; 125 126 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]; 131 132 /* Virtual page extender stuff */ 133 int nr_periods; 134 int period_bytes; 135 int period_real; 136 int period_virt; 137 138 struct snd_pcm_substream *substream; 139 } stream_t; 140 141 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]; 146 147 struct snd_rawmidi *rmidi; /* Legacy Midi interface. */ 148 struct snd_ac97 *codec; 149 150 /* 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 158 159 /* 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]; 168 169 #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]; 178 179 int isquad; /* cache of extended ID codec flag. */ 180 181 /* Gameport stuff. */ 182 struct gameport *gameport; 183 184 /* PCI hardware resources */ 185 unsigned long io; 186 void __iomem *mmio; 187 unsigned int irq; 188 spinlock_t lock; 189 190 /* PCI device */ 191 struct pci_dev *pci_dev; 192 u16 vendor; 193 u16 device; 194 u8 rev; 195 }; 196 197 /* Functions. */ 198 199 /* SRC */ 200 static void vortex_adb_setsrc(vortex_t * vortex, int adbdma, 201 unsigned int cvrt, int dir); 202 203 /* 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 217 218 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); 224 225 #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 232 233 /* 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); 239 240 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); 245 246 /* 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 257 258 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); 273 274 /* 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 281 282 /* 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 294