1 /* 2 * ALSA driver for Intel ICH (i8x0) chipsets 3 * 4 * Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz> 5 * 6 * 7 * This code also contains alpha support for SiS 735 chipsets provided 8 * by Mike Pieper <mptei@users.sourceforge.net>. We have no datasheet 9 * for SiS735, so the code is not fully functional. 10 * 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of the GNU General Public License as published by 14 * the Free Software Foundation; either version 2 of the License, or 15 * (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 25 26 * 27 */ 28 29 #include <sound/driver.h> 30 #include <asm/io.h> 31 #include <linux/delay.h> 32 #include <linux/interrupt.h> 33 #include <linux/init.h> 34 #include <linux/pci.h> 35 #include <linux/slab.h> 36 #include <linux/moduleparam.h> 37 #include <sound/core.h> 38 #include <sound/pcm.h> 39 #include <sound/ac97_codec.h> 40 #include <sound/info.h> 41 #include <sound/initval.h> 42 /* for 440MX workaround */ 43 #include <asm/pgtable.h> 44 #include <asm/cacheflush.h> 45 46 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); 47 MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455"); 48 MODULE_LICENSE("GPL"); 49 MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH}," 50 "{Intel,82901AB-ICH0}," 51 "{Intel,82801BA-ICH2}," 52 "{Intel,82801CA-ICH3}," 53 "{Intel,82801DB-ICH4}," 54 "{Intel,ICH5}," 55 "{Intel,ICH6}," 56 "{Intel,ICH7}," 57 "{Intel,6300ESB}," 58 "{Intel,ESB2}," 59 "{Intel,MX440}," 60 "{SiS,SI7012}," 61 "{NVidia,nForce Audio}," 62 "{NVidia,nForce2 Audio}," 63 "{AMD,AMD768}," 64 "{AMD,AMD8111}," 65 "{ALI,M5455}}"); 66 67 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 68 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 69 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 70 static int ac97_clock[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; 71 static char *ac97_quirk[SNDRV_CARDS]; 72 static int buggy_irq[SNDRV_CARDS]; 73 static int xbox[SNDRV_CARDS]; 74 75 #ifdef SUPPORT_MIDI 76 static int mpu_port[SNDRV_CARDS]; /* disabled */ 77 #endif 78 79 module_param_array(index, int, NULL, 0444); 80 MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard."); 81 module_param_array(id, charp, NULL, 0444); 82 MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard."); 83 module_param_array(enable, bool, NULL, 0444); 84 MODULE_PARM_DESC(enable, "Enable Intel i8x0 soundcard."); 85 module_param_array(ac97_clock, int, NULL, 0444); 86 MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = auto-detect)."); 87 module_param_array(ac97_quirk, charp, NULL, 0444); 88 MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware."); 89 module_param_array(buggy_irq, bool, NULL, 0444); 90 MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards."); 91 module_param_array(xbox, bool, NULL, 0444); 92 MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection."); 93 94 /* 95 * Direct registers 96 */ 97 98 #ifndef PCI_DEVICE_ID_INTEL_82801 99 #define PCI_DEVICE_ID_INTEL_82801 0x2415 100 #endif 101 #ifndef PCI_DEVICE_ID_INTEL_82901 102 #define PCI_DEVICE_ID_INTEL_82901 0x2425 103 #endif 104 #ifndef PCI_DEVICE_ID_INTEL_82801BA 105 #define PCI_DEVICE_ID_INTEL_82801BA 0x2445 106 #endif 107 #ifndef PCI_DEVICE_ID_INTEL_440MX 108 #define PCI_DEVICE_ID_INTEL_440MX 0x7195 109 #endif 110 #ifndef PCI_DEVICE_ID_INTEL_ICH3 111 #define PCI_DEVICE_ID_INTEL_ICH3 0x2485 112 #endif 113 #ifndef PCI_DEVICE_ID_INTEL_ICH4 114 #define PCI_DEVICE_ID_INTEL_ICH4 0x24c5 115 #endif 116 #ifndef PCI_DEVICE_ID_INTEL_ICH5 117 #define PCI_DEVICE_ID_INTEL_ICH5 0x24d5 118 #endif 119 #ifndef PCI_DEVICE_ID_INTEL_ESB_5 120 #define PCI_DEVICE_ID_INTEL_ESB_5 0x25a6 121 #endif 122 #ifndef PCI_DEVICE_ID_INTEL_ICH6_18 123 #define PCI_DEVICE_ID_INTEL_ICH6_18 0x266e 124 #endif 125 #ifndef PCI_DEVICE_ID_INTEL_ICH7_20 126 #define PCI_DEVICE_ID_INTEL_ICH7_20 0x27de 127 #endif 128 #ifndef PCI_DEVICE_ID_INTEL_ESB2_14 129 #define PCI_DEVICE_ID_INTEL_ESB2_14 0x2698 130 #endif 131 #ifndef PCI_DEVICE_ID_SI_7012 132 #define PCI_DEVICE_ID_SI_7012 0x7012 133 #endif 134 #ifndef PCI_DEVICE_ID_NVIDIA_MCP_AUDIO 135 #define PCI_DEVICE_ID_NVIDIA_MCP_AUDIO 0x01b1 136 #endif 137 #ifndef PCI_DEVICE_ID_NVIDIA_CK804_AUDIO 138 #define PCI_DEVICE_ID_NVIDIA_CK804_AUDIO 0x0059 139 #endif 140 #ifndef PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO 141 #define PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO 0x006a 142 #endif 143 #ifndef PCI_DEVICE_ID_NVIDIA_CK8_AUDIO 144 #define PCI_DEVICE_ID_NVIDIA_CK8_AUDIO 0x008a 145 #endif 146 #ifndef PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO 147 #define PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO 0x00da 148 #endif 149 #ifndef PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO 150 #define PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO 0x00ea 151 #endif 152 153 enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE }; 154 155 #define ICHREG(x) ICH_REG_##x 156 157 #define DEFINE_REGSET(name,base) \ 158 enum { \ 159 ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \ 160 ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \ 161 ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \ 162 ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \ 163 ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \ 164 ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \ 165 ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \ 166 }; 167 168 /* busmaster blocks */ 169 DEFINE_REGSET(OFF, 0); /* offset */ 170 DEFINE_REGSET(PI, 0x00); /* PCM in */ 171 DEFINE_REGSET(PO, 0x10); /* PCM out */ 172 DEFINE_REGSET(MC, 0x20); /* Mic in */ 173 174 /* ICH4 busmaster blocks */ 175 DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */ 176 DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */ 177 DEFINE_REGSET(SP, 0x60); /* SPDIF out */ 178 179 /* values for each busmaster block */ 180 181 /* LVI */ 182 #define ICH_REG_LVI_MASK 0x1f 183 184 /* SR */ 185 #define ICH_FIFOE 0x10 /* FIFO error */ 186 #define ICH_BCIS 0x08 /* buffer completion interrupt status */ 187 #define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */ 188 #define ICH_CELV 0x02 /* current equals last valid */ 189 #define ICH_DCH 0x01 /* DMA controller halted */ 190 191 /* PIV */ 192 #define ICH_REG_PIV_MASK 0x1f /* mask */ 193 194 /* CR */ 195 #define ICH_IOCE 0x10 /* interrupt on completion enable */ 196 #define ICH_FEIE 0x08 /* fifo error interrupt enable */ 197 #define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */ 198 #define ICH_RESETREGS 0x02 /* reset busmaster registers */ 199 #define ICH_STARTBM 0x01 /* start busmaster operation */ 200 201 202 /* global block */ 203 #define ICH_REG_GLOB_CNT 0x2c /* dword - global control */ 204 #define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */ 205 #define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */ 206 #define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */ 207 #define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */ 208 #define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */ 209 #define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */ 210 #define ICH_PCM_246_MASK 0x00300000 /* 6 channels (not all chips) */ 211 #define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */ 212 #define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */ 213 #define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */ 214 #define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */ 215 #define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */ 216 #define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */ 217 #define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */ 218 #define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */ 219 #define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */ 220 #define ICH_PRIE 0x00000010 /* primary resume interrupt enable */ 221 #define ICH_ACLINK 0x00000008 /* AClink shut off */ 222 #define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */ 223 #define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */ 224 #define ICH_GIE 0x00000001 /* GPI interrupt enable */ 225 #define ICH_REG_GLOB_STA 0x30 /* dword - global status */ 226 #define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */ 227 #define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */ 228 #define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */ 229 #define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */ 230 #define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */ 231 #define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */ 232 #define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */ 233 #define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */ 234 #define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */ 235 #define ICH_MD3 0x00020000 /* modem power down semaphore */ 236 #define ICH_AD3 0x00010000 /* audio power down semaphore */ 237 #define ICH_RCS 0x00008000 /* read completion status */ 238 #define ICH_BIT3 0x00004000 /* bit 3 slot 12 */ 239 #define ICH_BIT2 0x00002000 /* bit 2 slot 12 */ 240 #define ICH_BIT1 0x00001000 /* bit 1 slot 12 */ 241 #define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */ 242 #define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */ 243 #define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */ 244 #define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */ 245 #define ICH_MCINT 0x00000080 /* MIC capture interrupt */ 246 #define ICH_POINT 0x00000040 /* playback interrupt */ 247 #define ICH_PIINT 0x00000020 /* capture interrupt */ 248 #define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */ 249 #define ICH_MOINT 0x00000004 /* modem playback interrupt */ 250 #define ICH_MIINT 0x00000002 /* modem capture interrupt */ 251 #define ICH_GSCI 0x00000001 /* GPI status change interrupt */ 252 #define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */ 253 #define ICH_CAS 0x01 /* codec access semaphore */ 254 #define ICH_REG_SDM 0x80 255 #define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */ 256 #define ICH_DI2L_SHIFT 6 257 #define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */ 258 #define ICH_DI1L_SHIFT 4 259 #define ICH_SE 0x00000008 /* steer enable */ 260 #define ICH_LDI_MASK 0x00000003 /* last codec read data input */ 261 262 #define ICH_MAX_FRAGS 32 /* max hw frags */ 263 264 265 /* 266 * registers for Ali5455 267 */ 268 269 /* ALi 5455 busmaster blocks */ 270 DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */ 271 DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */ 272 DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */ 273 DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */ 274 DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */ 275 DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */ 276 DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */ 277 DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */ 278 DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */ 279 DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */ 280 DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */ 281 282 enum { 283 ICH_REG_ALI_SCR = 0x00, /* System Control Register */ 284 ICH_REG_ALI_SSR = 0x04, /* System Status Register */ 285 ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */ 286 ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */ 287 ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */ 288 ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */ 289 ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */ 290 ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */ 291 ICH_REG_ALI_CPR = 0x20, /* Command Port Register */ 292 ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */ 293 ICH_REG_ALI_SPR = 0x24, /* Status Port Register */ 294 ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */ 295 ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */ 296 ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */ 297 ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */ 298 ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */ 299 ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */ 300 ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */ 301 ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */ 302 ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */ 303 ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */ 304 }; 305 306 #define ALI_CAS_SEM_BUSY 0x80000000 307 #define ALI_CPR_ADDR_SECONDARY 0x100 308 #define ALI_CPR_ADDR_READ 0x80 309 #define ALI_CSPSR_CODEC_READY 0x08 310 #define ALI_CSPSR_READ_OK 0x02 311 #define ALI_CSPSR_WRITE_OK 0x01 312 313 /* interrupts for the whole chip by interrupt status register finish */ 314 315 #define ALI_INT_MICIN2 (1<<26) 316 #define ALI_INT_PCMIN2 (1<<25) 317 #define ALI_INT_I2SIN (1<<24) 318 #define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */ 319 #define ALI_INT_SPDIFIN (1<<22) 320 #define ALI_INT_LFEOUT (1<<21) 321 #define ALI_INT_CENTEROUT (1<<20) 322 #define ALI_INT_CODECSPDIFOUT (1<<19) 323 #define ALI_INT_MICIN (1<<18) 324 #define ALI_INT_PCMOUT (1<<17) 325 #define ALI_INT_PCMIN (1<<16) 326 #define ALI_INT_CPRAIS (1<<7) /* command port available */ 327 #define ALI_INT_SPRAIS (1<<5) /* status port available */ 328 #define ALI_INT_GPIO (1<<1) 329 #define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN) 330 331 #define ICH_ALI_SC_RESET (1<<31) /* master reset */ 332 #define ICH_ALI_SC_AC97_DBL (1<<30) 333 #define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */ 334 #define ICH_ALI_SC_IN_BITS (3<<18) 335 #define ICH_ALI_SC_OUT_BITS (3<<16) 336 #define ICH_ALI_SC_6CH_CFG (3<<14) 337 #define ICH_ALI_SC_PCM_4 (1<<8) 338 #define ICH_ALI_SC_PCM_6 (2<<8) 339 #define ICH_ALI_SC_PCM_246_MASK (3<<8) 340 341 #define ICH_ALI_SS_SEC_ID (3<<5) 342 #define ICH_ALI_SS_PRI_ID (3<<3) 343 344 #define ICH_ALI_IF_AC97SP (1<<21) 345 #define ICH_ALI_IF_MC (1<<20) 346 #define ICH_ALI_IF_PI (1<<19) 347 #define ICH_ALI_IF_MC2 (1<<18) 348 #define ICH_ALI_IF_PI2 (1<<17) 349 #define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */ 350 #define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */ 351 #define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */ 352 #define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */ 353 #define ICH_ALI_IF_PO_SPDF (1<<3) 354 #define ICH_ALI_IF_PO (1<<1) 355 356 /* 357 * 358 */ 359 360 enum { ICHD_PCMIN, ICHD_PCMOUT, ICHD_MIC, ICHD_MIC2, ICHD_PCM2IN, ICHD_SPBAR, ICHD_LAST = ICHD_SPBAR }; 361 enum { NVD_PCMIN, NVD_PCMOUT, NVD_MIC, NVD_SPBAR, NVD_LAST = NVD_SPBAR }; 362 enum { ALID_PCMIN, ALID_PCMOUT, ALID_MIC, ALID_AC97SPDIFOUT, ALID_SPDIFIN, ALID_SPDIFOUT, ALID_LAST = ALID_SPDIFOUT }; 363 364 #define get_ichdev(substream) (ichdev_t *)(substream->runtime->private_data) 365 366 typedef struct { 367 unsigned int ichd; /* ich device number */ 368 unsigned long reg_offset; /* offset to bmaddr */ 369 u32 *bdbar; /* CPU address (32bit) */ 370 unsigned int bdbar_addr; /* PCI bus address (32bit) */ 371 snd_pcm_substream_t *substream; 372 unsigned int physbuf; /* physical address (32bit) */ 373 unsigned int size; 374 unsigned int fragsize; 375 unsigned int fragsize1; 376 unsigned int position; 377 unsigned int pos_shift; 378 int frags; 379 int lvi; 380 int lvi_frag; 381 int civ; 382 int ack; 383 int ack_reload; 384 unsigned int ack_bit; 385 unsigned int roff_sr; 386 unsigned int roff_picb; 387 unsigned int int_sta_mask; /* interrupt status mask */ 388 unsigned int ali_slot; /* ALI DMA slot */ 389 struct ac97_pcm *pcm; 390 int pcm_open_flag; 391 unsigned int page_attr_changed: 1; 392 unsigned int suspended: 1; 393 } ichdev_t; 394 395 typedef struct _snd_intel8x0 intel8x0_t; 396 397 struct _snd_intel8x0 { 398 unsigned int device_type; 399 400 int irq; 401 402 unsigned int mmio; 403 unsigned long addr; 404 void __iomem *remap_addr; 405 unsigned int bm_mmio; 406 unsigned long bmaddr; 407 void __iomem *remap_bmaddr; 408 409 struct pci_dev *pci; 410 snd_card_t *card; 411 412 int pcm_devs; 413 snd_pcm_t *pcm[6]; 414 ichdev_t ichd[6]; 415 416 unsigned multi4: 1, 417 multi6: 1, 418 dra: 1, 419 smp20bit: 1; 420 unsigned in_ac97_init: 1, 421 in_sdin_init: 1; 422 unsigned in_measurement: 1; /* during ac97 clock measurement */ 423 unsigned fix_nocache: 1; /* workaround for 440MX */ 424 unsigned buggy_irq: 1; /* workaround for buggy mobos */ 425 unsigned xbox: 1; /* workaround for Xbox AC'97 detection */ 426 427 int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */ 428 unsigned int sdm_saved; /* SDM reg value */ 429 430 ac97_bus_t *ac97_bus; 431 ac97_t *ac97[3]; 432 unsigned int ac97_sdin[3]; 433 434 spinlock_t reg_lock; 435 436 u32 bdbars_count; 437 struct snd_dma_buffer bdbars; 438 u32 int_sta_reg; /* interrupt status register */ 439 u32 int_sta_mask; /* interrupt status mask */ 440 }; 441 442 static struct pci_device_id snd_intel8x0_ids[] = { 443 { 0x8086, 0x2415, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82801AA */ 444 { 0x8086, 0x2425, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82901AB */ 445 { 0x8086, 0x2445, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82801BA */ 446 { 0x8086, 0x2485, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* ICH3 */ 447 { 0x8086, 0x24c5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH4 */ 448 { 0x8086, 0x24d5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH5 */ 449 { 0x8086, 0x25a6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ESB */ 450 { 0x8086, 0x266e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH6 */ 451 { 0x8086, 0x27de, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH7 */ 452 { 0x8086, 0x2698, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ESB2 */ 453 { 0x8086, 0x7195, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 440MX */ 454 { 0x1039, 0x7012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_SIS }, /* SI7012 */ 455 { 0x10de, 0x01b1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE */ 456 { 0x10de, 0x003a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* MCP04 */ 457 { 0x10de, 0x006a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE2 */ 458 { 0x10de, 0x0059, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK804 */ 459 { 0x10de, 0x008a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK8 */ 460 { 0x10de, 0x00da, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE3 */ 461 { 0x10de, 0x00ea, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK8S */ 462 { 0x1022, 0x746d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* AMD8111 */ 463 { 0x1022, 0x7445, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* AMD768 */ 464 { 0x10b9, 0x5455, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_ALI }, /* Ali5455 */ 465 { 0, } 466 }; 467 468 MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids); 469 470 /* 471 * Lowlevel I/O - busmaster 472 */ 473 474 static u8 igetbyte(intel8x0_t *chip, u32 offset) 475 { 476 if (chip->bm_mmio) 477 return readb(chip->remap_bmaddr + offset); 478 else 479 return inb(chip->bmaddr + offset); 480 } 481 482 static u16 igetword(intel8x0_t *chip, u32 offset) 483 { 484 if (chip->bm_mmio) 485 return readw(chip->remap_bmaddr + offset); 486 else 487 return inw(chip->bmaddr + offset); 488 } 489 490 static u32 igetdword(intel8x0_t *chip, u32 offset) 491 { 492 if (chip->bm_mmio) 493 return readl(chip->remap_bmaddr + offset); 494 else 495 return inl(chip->bmaddr + offset); 496 } 497 498 static void iputbyte(intel8x0_t *chip, u32 offset, u8 val) 499 { 500 if (chip->bm_mmio) 501 writeb(val, chip->remap_bmaddr + offset); 502 else 503 outb(val, chip->bmaddr + offset); 504 } 505 506 static void iputword(intel8x0_t *chip, u32 offset, u16 val) 507 { 508 if (chip->bm_mmio) 509 writew(val, chip->remap_bmaddr + offset); 510 else 511 outw(val, chip->bmaddr + offset); 512 } 513 514 static void iputdword(intel8x0_t *chip, u32 offset, u32 val) 515 { 516 if (chip->bm_mmio) 517 writel(val, chip->remap_bmaddr + offset); 518 else 519 outl(val, chip->bmaddr + offset); 520 } 521 522 /* 523 * Lowlevel I/O - AC'97 registers 524 */ 525 526 static u16 iagetword(intel8x0_t *chip, u32 offset) 527 { 528 if (chip->mmio) 529 return readw(chip->remap_addr + offset); 530 else 531 return inw(chip->addr + offset); 532 } 533 534 static void iaputword(intel8x0_t *chip, u32 offset, u16 val) 535 { 536 if (chip->mmio) 537 writew(val, chip->remap_addr + offset); 538 else 539 outw(val, chip->addr + offset); 540 } 541 542 /* 543 * Basic I/O 544 */ 545 546 /* 547 * access to AC97 codec via normal i/o (for ICH and SIS7012) 548 */ 549 550 /* return the GLOB_STA bit for the corresponding codec */ 551 static unsigned int get_ich_codec_bit(intel8x0_t *chip, unsigned int codec) 552 { 553 static unsigned int codec_bit[3] = { 554 ICH_PCR, ICH_SCR, ICH_TCR 555 }; 556 snd_assert(codec < 3, return ICH_PCR); 557 if (chip->device_type == DEVICE_INTEL_ICH4) 558 codec = chip->ac97_sdin[codec]; 559 return codec_bit[codec]; 560 } 561 562 static int snd_intel8x0_codec_semaphore(intel8x0_t *chip, unsigned int codec) 563 { 564 int time; 565 566 if (codec > 2) 567 return -EIO; 568 if (chip->in_sdin_init) { 569 /* we don't know the ready bit assignment at the moment */ 570 /* so we check any */ 571 codec = ICH_PCR | ICH_SCR | ICH_TCR; 572 } else { 573 codec = get_ich_codec_bit(chip, codec); 574 } 575 576 /* codec ready ? */ 577 if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0) 578 return -EIO; 579 580 /* Anyone holding a semaphore for 1 msec should be shot... */ 581 time = 100; 582 do { 583 if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS)) 584 return 0; 585 udelay(10); 586 } while (time--); 587 588 /* access to some forbidden (non existant) ac97 registers will not 589 * reset the semaphore. So even if you don't get the semaphore, still 590 * continue the access. We don't need the semaphore anyway. */ 591 snd_printk("codec_semaphore: semaphore is not ready [0x%x][0x%x]\n", 592 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA))); 593 iagetword(chip, 0); /* clear semaphore flag */ 594 /* I don't care about the semaphore */ 595 return -EBUSY; 596 } 597 598 static void snd_intel8x0_codec_write(ac97_t *ac97, 599 unsigned short reg, 600 unsigned short val) 601 { 602 intel8x0_t *chip = ac97->private_data; 603 604 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 605 if (! chip->in_ac97_init) 606 snd_printk("codec_write %d: semaphore is not ready for register 0x%x\n", ac97->num, reg); 607 } 608 iaputword(chip, reg + ac97->num * 0x80, val); 609 } 610 611 static unsigned short snd_intel8x0_codec_read(ac97_t *ac97, 612 unsigned short reg) 613 { 614 intel8x0_t *chip = ac97->private_data; 615 unsigned short res; 616 unsigned int tmp; 617 618 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 619 if (! chip->in_ac97_init) 620 snd_printk("codec_read %d: semaphore is not ready for register 0x%x\n", ac97->num, reg); 621 res = 0xffff; 622 } else { 623 res = iagetword(chip, reg + ac97->num * 0x80); 624 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 625 /* reset RCS and preserve other R/WC bits */ 626 iputdword(chip, ICHREG(GLOB_STA), tmp & ~(ICH_SRI|ICH_PRI|ICH_TRI|ICH_GSCI)); 627 if (! chip->in_ac97_init) 628 snd_printk("codec_read %d: read timeout for register 0x%x\n", ac97->num, reg); 629 res = 0xffff; 630 } 631 } 632 return res; 633 } 634 635 static void snd_intel8x0_codec_read_test(intel8x0_t *chip, unsigned int codec) 636 { 637 unsigned int tmp; 638 639 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) { 640 iagetword(chip, codec * 0x80); 641 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 642 /* reset RCS and preserve other R/WC bits */ 643 iputdword(chip, ICHREG(GLOB_STA), tmp & ~(ICH_SRI|ICH_PRI|ICH_TRI|ICH_GSCI)); 644 } 645 } 646 } 647 648 /* 649 * access to AC97 for Ali5455 650 */ 651 static int snd_intel8x0_ali_codec_ready(intel8x0_t *chip, int mask) 652 { 653 int count = 0; 654 for (count = 0; count < 0x7f; count++) { 655 int val = igetbyte(chip, ICHREG(ALI_CSPSR)); 656 if (val & mask) 657 return 0; 658 } 659 snd_printd(KERN_WARNING "intel8x0: AC97 codec ready timeout.\n"); 660 return -EBUSY; 661 } 662 663 static int snd_intel8x0_ali_codec_semaphore(intel8x0_t *chip) 664 { 665 int time = 100; 666 while (time-- && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY)) 667 udelay(1); 668 if (! time) 669 snd_printk(KERN_WARNING "ali_codec_semaphore timeout\n"); 670 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY); 671 } 672 673 static unsigned short snd_intel8x0_ali_codec_read(ac97_t *ac97, unsigned short reg) 674 { 675 intel8x0_t *chip = ac97->private_data; 676 unsigned short data = 0xffff; 677 678 if (snd_intel8x0_ali_codec_semaphore(chip)) 679 goto __err; 680 reg |= ALI_CPR_ADDR_READ; 681 if (ac97->num) 682 reg |= ALI_CPR_ADDR_SECONDARY; 683 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 684 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK)) 685 goto __err; 686 data = igetword(chip, ICHREG(ALI_SPR)); 687 __err: 688 return data; 689 } 690 691 static void snd_intel8x0_ali_codec_write(ac97_t *ac97, unsigned short reg, unsigned short val) 692 { 693 intel8x0_t *chip = ac97->private_data; 694 695 if (snd_intel8x0_ali_codec_semaphore(chip)) 696 return; 697 iputword(chip, ICHREG(ALI_CPR), val); 698 if (ac97->num) 699 reg |= ALI_CPR_ADDR_SECONDARY; 700 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 701 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK); 702 } 703 704 705 /* 706 * DMA I/O 707 */ 708 static void snd_intel8x0_setup_periods(intel8x0_t *chip, ichdev_t *ichdev) 709 { 710 int idx; 711 u32 *bdbar = ichdev->bdbar; 712 unsigned long port = ichdev->reg_offset; 713 714 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 715 if (ichdev->size == ichdev->fragsize) { 716 ichdev->ack_reload = ichdev->ack = 2; 717 ichdev->fragsize1 = ichdev->fragsize >> 1; 718 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) { 719 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf); 720 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 721 ichdev->fragsize1 >> ichdev->pos_shift); 722 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1)); 723 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 724 ichdev->fragsize1 >> ichdev->pos_shift); 725 } 726 ichdev->frags = 2; 727 } else { 728 ichdev->ack_reload = ichdev->ack = 1; 729 ichdev->fragsize1 = ichdev->fragsize; 730 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) { 731 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + (((idx >> 1) * ichdev->fragsize) % ichdev->size)); 732 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 733 ichdev->fragsize >> ichdev->pos_shift); 734 // printk("bdbar[%i] = 0x%x [0x%x]\n", idx + 0, bdbar[idx + 0], bdbar[idx + 1]); 735 } 736 ichdev->frags = ichdev->size / ichdev->fragsize; 737 } 738 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK); 739 ichdev->civ = 0; 740 iputbyte(chip, port + ICH_REG_OFF_CIV, 0); 741 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags; 742 ichdev->position = 0; 743 #if 0 744 printk("lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n", 745 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, ichdev->fragsize1); 746 #endif 747 /* clear interrupts */ 748 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 749 } 750 751 #ifdef __i386__ 752 /* 753 * Intel 82443MX running a 100MHz processor system bus has a hardware bug, 754 * which aborts PCI busmaster for audio transfer. A workaround is to set 755 * the pages as non-cached. For details, see the errata in 756 * http://www.intel.com/design/chipsets/specupdt/245051.htm 757 */ 758 static void fill_nocache(void *buf, int size, int nocache) 759 { 760 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; 761 change_page_attr(virt_to_page(buf), size, nocache ? PAGE_KERNEL_NOCACHE : PAGE_KERNEL); 762 global_flush_tlb(); 763 } 764 #else 765 #define fill_nocache(buf,size,nocache) 766 #endif 767 768 /* 769 * Interrupt handler 770 */ 771 772 static inline void snd_intel8x0_update(intel8x0_t *chip, ichdev_t *ichdev) 773 { 774 unsigned long port = ichdev->reg_offset; 775 int status, civ, i, step; 776 int ack = 0; 777 778 spin_lock(&chip->reg_lock); 779 status = igetbyte(chip, port + ichdev->roff_sr); 780 civ = igetbyte(chip, port + ICH_REG_OFF_CIV); 781 if (!(status & ICH_BCIS)) { 782 step = 0; 783 } else if (civ == ichdev->civ) { 784 // snd_printd("civ same %d\n", civ); 785 step = 1; 786 ichdev->civ++; 787 ichdev->civ &= ICH_REG_LVI_MASK; 788 } else { 789 step = civ - ichdev->civ; 790 if (step < 0) 791 step += ICH_REG_LVI_MASK + 1; 792 // if (step != 1) 793 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ); 794 ichdev->civ = civ; 795 } 796 797 ichdev->position += step * ichdev->fragsize1; 798 if (! chip->in_measurement) 799 ichdev->position %= ichdev->size; 800 ichdev->lvi += step; 801 ichdev->lvi &= ICH_REG_LVI_MASK; 802 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 803 for (i = 0; i < step; i++) { 804 ichdev->lvi_frag++; 805 ichdev->lvi_frag %= ichdev->frags; 806 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1); 807 // printk("new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n", ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2], ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port), inl(port + 4), inb(port + ICH_REG_OFF_CR)); 808 if (--ichdev->ack == 0) { 809 ichdev->ack = ichdev->ack_reload; 810 ack = 1; 811 } 812 } 813 spin_unlock(&chip->reg_lock); 814 if (ack && ichdev->substream) { 815 snd_pcm_period_elapsed(ichdev->substream); 816 } 817 iputbyte(chip, port + ichdev->roff_sr, 818 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI)); 819 } 820 821 static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id, struct pt_regs *regs) 822 { 823 intel8x0_t *chip = dev_id; 824 ichdev_t *ichdev; 825 unsigned int status; 826 unsigned int i; 827 828 status = igetdword(chip, chip->int_sta_reg); 829 if (status == 0xffffffff) /* we are not yet resumed */ 830 return IRQ_NONE; 831 832 if ((status & chip->int_sta_mask) == 0) { 833 if (status) { 834 /* ack */ 835 iputdword(chip, chip->int_sta_reg, status); 836 if (! chip->buggy_irq) 837 status = 0; 838 } 839 return IRQ_RETVAL(status); 840 } 841 842 for (i = 0; i < chip->bdbars_count; i++) { 843 ichdev = &chip->ichd[i]; 844 if (status & ichdev->int_sta_mask) 845 snd_intel8x0_update(chip, ichdev); 846 } 847 848 /* ack them */ 849 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask); 850 851 return IRQ_HANDLED; 852 } 853 854 /* 855 * PCM part 856 */ 857 858 static int snd_intel8x0_pcm_trigger(snd_pcm_substream_t *substream, int cmd) 859 { 860 intel8x0_t *chip = snd_pcm_substream_chip(substream); 861 ichdev_t *ichdev = get_ichdev(substream); 862 unsigned char val = 0; 863 unsigned long port = ichdev->reg_offset; 864 865 switch (cmd) { 866 case SNDRV_PCM_TRIGGER_RESUME: 867 ichdev->suspended = 0; 868 /* fallthru */ 869 case SNDRV_PCM_TRIGGER_START: 870 val = ICH_IOCE | ICH_STARTBM; 871 break; 872 case SNDRV_PCM_TRIGGER_SUSPEND: 873 ichdev->suspended = 1; 874 /* fallthru */ 875 case SNDRV_PCM_TRIGGER_STOP: 876 val = 0; 877 break; 878 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 879 val = ICH_IOCE; 880 break; 881 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 882 val = ICH_IOCE | ICH_STARTBM; 883 break; 884 default: 885 return -EINVAL; 886 } 887 iputbyte(chip, port + ICH_REG_OFF_CR, val); 888 if (cmd == SNDRV_PCM_TRIGGER_STOP) { 889 /* wait until DMA stopped */ 890 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ; 891 /* reset whole DMA things */ 892 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 893 } 894 return 0; 895 } 896 897 static int snd_intel8x0_ali_trigger(snd_pcm_substream_t *substream, int cmd) 898 { 899 intel8x0_t *chip = snd_pcm_substream_chip(substream); 900 ichdev_t *ichdev = get_ichdev(substream); 901 unsigned long port = ichdev->reg_offset; 902 static int fiforeg[] = { ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3) }; 903 unsigned int val, fifo; 904 905 val = igetdword(chip, ICHREG(ALI_DMACR)); 906 switch (cmd) { 907 case SNDRV_PCM_TRIGGER_RESUME: 908 ichdev->suspended = 0; 909 /* fallthru */ 910 case SNDRV_PCM_TRIGGER_START: 911 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 912 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 913 /* clear FIFO for synchronization of channels */ 914 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]); 915 fifo &= ~(0xff << (ichdev->ali_slot % 4)); 916 fifo |= 0x83 << (ichdev->ali_slot % 4); 917 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo); 918 } 919 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 920 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */ 921 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot)); /* start DMA */ 922 break; 923 case SNDRV_PCM_TRIGGER_SUSPEND: 924 ichdev->suspended = 1; 925 /* fallthru */ 926 case SNDRV_PCM_TRIGGER_STOP: 927 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 928 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16))); /* pause */ 929 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 930 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 931 ; 932 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) 933 break; 934 /* reset whole DMA things */ 935 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 936 /* clear interrupts */ 937 iputbyte(chip, port + ICH_REG_OFF_SR, igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e); 938 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 939 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask); 940 break; 941 default: 942 return -EINVAL; 943 } 944 return 0; 945 } 946 947 static int snd_intel8x0_hw_params(snd_pcm_substream_t * substream, 948 snd_pcm_hw_params_t * hw_params) 949 { 950 intel8x0_t *chip = snd_pcm_substream_chip(substream); 951 ichdev_t *ichdev = get_ichdev(substream); 952 snd_pcm_runtime_t *runtime = substream->runtime; 953 int dbl = params_rate(hw_params) > 48000; 954 int err; 955 956 if (chip->fix_nocache && ichdev->page_attr_changed) { 957 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); /* clear */ 958 ichdev->page_attr_changed = 0; 959 } 960 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 961 if (err < 0) 962 return err; 963 if (chip->fix_nocache) { 964 if (runtime->dma_area && ! ichdev->page_attr_changed) { 965 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 966 ichdev->page_attr_changed = 1; 967 } 968 } 969 if (ichdev->pcm_open_flag) { 970 snd_ac97_pcm_close(ichdev->pcm); 971 ichdev->pcm_open_flag = 0; 972 } 973 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params), 974 params_channels(hw_params), 975 ichdev->pcm->r[dbl].slots); 976 if (err >= 0) { 977 ichdev->pcm_open_flag = 1; 978 /* Force SPDIF setting */ 979 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0) 980 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF, params_rate(hw_params)); 981 } 982 return err; 983 } 984 985 static int snd_intel8x0_hw_free(snd_pcm_substream_t * substream) 986 { 987 intel8x0_t *chip = snd_pcm_substream_chip(substream); 988 ichdev_t *ichdev = get_ichdev(substream); 989 990 if (ichdev->pcm_open_flag) { 991 snd_ac97_pcm_close(ichdev->pcm); 992 ichdev->pcm_open_flag = 0; 993 } 994 if (chip->fix_nocache && ichdev->page_attr_changed) { 995 fill_nocache(substream->runtime->dma_area, substream->runtime->dma_bytes, 0); 996 ichdev->page_attr_changed = 0; 997 } 998 return snd_pcm_lib_free_pages(substream); 999 } 1000 1001 static void snd_intel8x0_setup_pcm_out(intel8x0_t *chip, 1002 snd_pcm_runtime_t *runtime) 1003 { 1004 unsigned int cnt; 1005 int dbl = runtime->rate > 48000; 1006 1007 spin_lock_irq(&chip->reg_lock); 1008 switch (chip->device_type) { 1009 case DEVICE_ALI: 1010 cnt = igetdword(chip, ICHREG(ALI_SCR)); 1011 cnt &= ~ICH_ALI_SC_PCM_246_MASK; 1012 if (runtime->channels == 4 || dbl) 1013 cnt |= ICH_ALI_SC_PCM_4; 1014 else if (runtime->channels == 6) 1015 cnt |= ICH_ALI_SC_PCM_6; 1016 iputdword(chip, ICHREG(ALI_SCR), cnt); 1017 break; 1018 case DEVICE_SIS: 1019 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1020 cnt &= ~ICH_SIS_PCM_246_MASK; 1021 if (runtime->channels == 4 || dbl) 1022 cnt |= ICH_SIS_PCM_4; 1023 else if (runtime->channels == 6) 1024 cnt |= ICH_SIS_PCM_6; 1025 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1026 break; 1027 default: 1028 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1029 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT); 1030 if (runtime->channels == 4 || dbl) 1031 cnt |= ICH_PCM_4; 1032 else if (runtime->channels == 6) 1033 cnt |= ICH_PCM_6; 1034 if (chip->device_type == DEVICE_NFORCE) { 1035 /* reset to 2ch once to keep the 6 channel data in alignment, 1036 * to start from Front Left always 1037 */ 1038 if (cnt & ICH_PCM_246_MASK) { 1039 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK); 1040 spin_unlock_irq(&chip->reg_lock); 1041 msleep(50); /* grrr... */ 1042 spin_lock_irq(&chip->reg_lock); 1043 } 1044 } else if (chip->device_type == DEVICE_INTEL_ICH4) { 1045 if (runtime->sample_bits > 16) 1046 cnt |= ICH_PCM_20BIT; 1047 } 1048 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1049 break; 1050 } 1051 spin_unlock_irq(&chip->reg_lock); 1052 } 1053 1054 static int snd_intel8x0_pcm_prepare(snd_pcm_substream_t * substream) 1055 { 1056 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1057 snd_pcm_runtime_t *runtime = substream->runtime; 1058 ichdev_t *ichdev = get_ichdev(substream); 1059 1060 ichdev->physbuf = runtime->dma_addr; 1061 ichdev->size = snd_pcm_lib_buffer_bytes(substream); 1062 ichdev->fragsize = snd_pcm_lib_period_bytes(substream); 1063 if (ichdev->ichd == ICHD_PCMOUT) { 1064 snd_intel8x0_setup_pcm_out(chip, runtime); 1065 if (chip->device_type == DEVICE_INTEL_ICH4) 1066 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1; 1067 } 1068 snd_intel8x0_setup_periods(chip, ichdev); 1069 return 0; 1070 } 1071 1072 static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(snd_pcm_substream_t * substream) 1073 { 1074 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1075 ichdev_t *ichdev = get_ichdev(substream); 1076 size_t ptr1, ptr; 1077 int civ, timeout = 100; 1078 unsigned int position; 1079 1080 spin_lock(&chip->reg_lock); 1081 do { 1082 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 1083 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 1084 position = ichdev->position; 1085 if (ptr1 == 0) { 1086 udelay(10); 1087 continue; 1088 } 1089 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 1090 ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 1091 break; 1092 } while (timeout--); 1093 ptr1 <<= ichdev->pos_shift; 1094 ptr = ichdev->fragsize1 - ptr1; 1095 ptr += position; 1096 spin_unlock(&chip->reg_lock); 1097 if (ptr >= ichdev->size) 1098 return 0; 1099 return bytes_to_frames(substream->runtime, ptr); 1100 } 1101 1102 static snd_pcm_hardware_t snd_intel8x0_stream = 1103 { 1104 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1105 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1106 SNDRV_PCM_INFO_MMAP_VALID | 1107 SNDRV_PCM_INFO_PAUSE | 1108 SNDRV_PCM_INFO_RESUME), 1109 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1110 .rates = SNDRV_PCM_RATE_48000, 1111 .rate_min = 48000, 1112 .rate_max = 48000, 1113 .channels_min = 2, 1114 .channels_max = 2, 1115 .buffer_bytes_max = 128 * 1024, 1116 .period_bytes_min = 32, 1117 .period_bytes_max = 128 * 1024, 1118 .periods_min = 1, 1119 .periods_max = 1024, 1120 .fifo_size = 0, 1121 }; 1122 1123 static unsigned int channels4[] = { 1124 2, 4, 1125 }; 1126 1127 static snd_pcm_hw_constraint_list_t hw_constraints_channels4 = { 1128 .count = ARRAY_SIZE(channels4), 1129 .list = channels4, 1130 .mask = 0, 1131 }; 1132 1133 static unsigned int channels6[] = { 1134 2, 4, 6, 1135 }; 1136 1137 static snd_pcm_hw_constraint_list_t hw_constraints_channels6 = { 1138 .count = ARRAY_SIZE(channels6), 1139 .list = channels6, 1140 .mask = 0, 1141 }; 1142 1143 static int snd_intel8x0_pcm_open(snd_pcm_substream_t * substream, ichdev_t *ichdev) 1144 { 1145 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1146 snd_pcm_runtime_t *runtime = substream->runtime; 1147 int err; 1148 1149 ichdev->substream = substream; 1150 runtime->hw = snd_intel8x0_stream; 1151 runtime->hw.rates = ichdev->pcm->rates; 1152 snd_pcm_limit_hw_rates(runtime); 1153 if (chip->device_type == DEVICE_SIS) { 1154 runtime->hw.buffer_bytes_max = 64*1024; 1155 runtime->hw.period_bytes_max = 64*1024; 1156 } 1157 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 1158 return err; 1159 runtime->private_data = ichdev; 1160 return 0; 1161 } 1162 1163 static int snd_intel8x0_playback_open(snd_pcm_substream_t * substream) 1164 { 1165 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1166 snd_pcm_runtime_t *runtime = substream->runtime; 1167 int err; 1168 1169 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]); 1170 if (err < 0) 1171 return err; 1172 1173 if (chip->multi6) { 1174 runtime->hw.channels_max = 6; 1175 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels6); 1176 } else if (chip->multi4) { 1177 runtime->hw.channels_max = 4; 1178 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels4); 1179 } 1180 if (chip->dra) { 1181 snd_ac97_pcm_double_rate_rules(runtime); 1182 } 1183 if (chip->smp20bit) { 1184 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE; 1185 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20); 1186 } 1187 return 0; 1188 } 1189 1190 static int snd_intel8x0_playback_close(snd_pcm_substream_t * substream) 1191 { 1192 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1193 1194 chip->ichd[ICHD_PCMOUT].substream = NULL; 1195 return 0; 1196 } 1197 1198 static int snd_intel8x0_capture_open(snd_pcm_substream_t * substream) 1199 { 1200 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1201 1202 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]); 1203 } 1204 1205 static int snd_intel8x0_capture_close(snd_pcm_substream_t * substream) 1206 { 1207 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1208 1209 chip->ichd[ICHD_PCMIN].substream = NULL; 1210 return 0; 1211 } 1212 1213 static int snd_intel8x0_mic_open(snd_pcm_substream_t * substream) 1214 { 1215 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1216 1217 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]); 1218 } 1219 1220 static int snd_intel8x0_mic_close(snd_pcm_substream_t * substream) 1221 { 1222 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1223 1224 chip->ichd[ICHD_MIC].substream = NULL; 1225 return 0; 1226 } 1227 1228 static int snd_intel8x0_mic2_open(snd_pcm_substream_t * substream) 1229 { 1230 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1231 1232 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]); 1233 } 1234 1235 static int snd_intel8x0_mic2_close(snd_pcm_substream_t * substream) 1236 { 1237 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1238 1239 chip->ichd[ICHD_MIC2].substream = NULL; 1240 return 0; 1241 } 1242 1243 static int snd_intel8x0_capture2_open(snd_pcm_substream_t * substream) 1244 { 1245 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1246 1247 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]); 1248 } 1249 1250 static int snd_intel8x0_capture2_close(snd_pcm_substream_t * substream) 1251 { 1252 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1253 1254 chip->ichd[ICHD_PCM2IN].substream = NULL; 1255 return 0; 1256 } 1257 1258 static int snd_intel8x0_spdif_open(snd_pcm_substream_t * substream) 1259 { 1260 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1261 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1262 1263 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]); 1264 } 1265 1266 static int snd_intel8x0_spdif_close(snd_pcm_substream_t * substream) 1267 { 1268 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1269 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1270 1271 chip->ichd[idx].substream = NULL; 1272 return 0; 1273 } 1274 1275 static int snd_intel8x0_ali_ac97spdifout_open(snd_pcm_substream_t * substream) 1276 { 1277 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1278 unsigned int val; 1279 1280 spin_lock_irq(&chip->reg_lock); 1281 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1282 val |= ICH_ALI_IF_AC97SP; 1283 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1284 /* also needs to set ALI_SC_CODEC_SPDF correctly */ 1285 spin_unlock_irq(&chip->reg_lock); 1286 1287 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]); 1288 } 1289 1290 static int snd_intel8x0_ali_ac97spdifout_close(snd_pcm_substream_t * substream) 1291 { 1292 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1293 unsigned int val; 1294 1295 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL; 1296 spin_lock_irq(&chip->reg_lock); 1297 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1298 val &= ~ICH_ALI_IF_AC97SP; 1299 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1300 spin_unlock_irq(&chip->reg_lock); 1301 1302 return 0; 1303 } 1304 1305 static int snd_intel8x0_ali_spdifin_open(snd_pcm_substream_t * substream) 1306 { 1307 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1308 1309 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); 1310 } 1311 1312 static int snd_intel8x0_ali_spdifin_close(snd_pcm_substream_t * substream) 1313 { 1314 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1315 1316 chip->ichd[ALID_SPDIFIN].substream = NULL; 1317 return 0; 1318 } 1319 1320 #if 0 // NYI 1321 static int snd_intel8x0_ali_spdifout_open(snd_pcm_substream_t * substream) 1322 { 1323 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1324 1325 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]); 1326 } 1327 1328 static int snd_intel8x0_ali_spdifout_close(snd_pcm_substream_t * substream) 1329 { 1330 intel8x0_t *chip = snd_pcm_substream_chip(substream); 1331 1332 chip->ichd[ALID_SPDIFOUT].substream = NULL; 1333 return 0; 1334 } 1335 #endif 1336 1337 static snd_pcm_ops_t snd_intel8x0_playback_ops = { 1338 .open = snd_intel8x0_playback_open, 1339 .close = snd_intel8x0_playback_close, 1340 .ioctl = snd_pcm_lib_ioctl, 1341 .hw_params = snd_intel8x0_hw_params, 1342 .hw_free = snd_intel8x0_hw_free, 1343 .prepare = snd_intel8x0_pcm_prepare, 1344 .trigger = snd_intel8x0_pcm_trigger, 1345 .pointer = snd_intel8x0_pcm_pointer, 1346 }; 1347 1348 static snd_pcm_ops_t snd_intel8x0_capture_ops = { 1349 .open = snd_intel8x0_capture_open, 1350 .close = snd_intel8x0_capture_close, 1351 .ioctl = snd_pcm_lib_ioctl, 1352 .hw_params = snd_intel8x0_hw_params, 1353 .hw_free = snd_intel8x0_hw_free, 1354 .prepare = snd_intel8x0_pcm_prepare, 1355 .trigger = snd_intel8x0_pcm_trigger, 1356 .pointer = snd_intel8x0_pcm_pointer, 1357 }; 1358 1359 static snd_pcm_ops_t snd_intel8x0_capture_mic_ops = { 1360 .open = snd_intel8x0_mic_open, 1361 .close = snd_intel8x0_mic_close, 1362 .ioctl = snd_pcm_lib_ioctl, 1363 .hw_params = snd_intel8x0_hw_params, 1364 .hw_free = snd_intel8x0_hw_free, 1365 .prepare = snd_intel8x0_pcm_prepare, 1366 .trigger = snd_intel8x0_pcm_trigger, 1367 .pointer = snd_intel8x0_pcm_pointer, 1368 }; 1369 1370 static snd_pcm_ops_t snd_intel8x0_capture_mic2_ops = { 1371 .open = snd_intel8x0_mic2_open, 1372 .close = snd_intel8x0_mic2_close, 1373 .ioctl = snd_pcm_lib_ioctl, 1374 .hw_params = snd_intel8x0_hw_params, 1375 .hw_free = snd_intel8x0_hw_free, 1376 .prepare = snd_intel8x0_pcm_prepare, 1377 .trigger = snd_intel8x0_pcm_trigger, 1378 .pointer = snd_intel8x0_pcm_pointer, 1379 }; 1380 1381 static snd_pcm_ops_t snd_intel8x0_capture2_ops = { 1382 .open = snd_intel8x0_capture2_open, 1383 .close = snd_intel8x0_capture2_close, 1384 .ioctl = snd_pcm_lib_ioctl, 1385 .hw_params = snd_intel8x0_hw_params, 1386 .hw_free = snd_intel8x0_hw_free, 1387 .prepare = snd_intel8x0_pcm_prepare, 1388 .trigger = snd_intel8x0_pcm_trigger, 1389 .pointer = snd_intel8x0_pcm_pointer, 1390 }; 1391 1392 static snd_pcm_ops_t snd_intel8x0_spdif_ops = { 1393 .open = snd_intel8x0_spdif_open, 1394 .close = snd_intel8x0_spdif_close, 1395 .ioctl = snd_pcm_lib_ioctl, 1396 .hw_params = snd_intel8x0_hw_params, 1397 .hw_free = snd_intel8x0_hw_free, 1398 .prepare = snd_intel8x0_pcm_prepare, 1399 .trigger = snd_intel8x0_pcm_trigger, 1400 .pointer = snd_intel8x0_pcm_pointer, 1401 }; 1402 1403 static snd_pcm_ops_t snd_intel8x0_ali_playback_ops = { 1404 .open = snd_intel8x0_playback_open, 1405 .close = snd_intel8x0_playback_close, 1406 .ioctl = snd_pcm_lib_ioctl, 1407 .hw_params = snd_intel8x0_hw_params, 1408 .hw_free = snd_intel8x0_hw_free, 1409 .prepare = snd_intel8x0_pcm_prepare, 1410 .trigger = snd_intel8x0_ali_trigger, 1411 .pointer = snd_intel8x0_pcm_pointer, 1412 }; 1413 1414 static snd_pcm_ops_t snd_intel8x0_ali_capture_ops = { 1415 .open = snd_intel8x0_capture_open, 1416 .close = snd_intel8x0_capture_close, 1417 .ioctl = snd_pcm_lib_ioctl, 1418 .hw_params = snd_intel8x0_hw_params, 1419 .hw_free = snd_intel8x0_hw_free, 1420 .prepare = snd_intel8x0_pcm_prepare, 1421 .trigger = snd_intel8x0_ali_trigger, 1422 .pointer = snd_intel8x0_pcm_pointer, 1423 }; 1424 1425 static snd_pcm_ops_t snd_intel8x0_ali_capture_mic_ops = { 1426 .open = snd_intel8x0_mic_open, 1427 .close = snd_intel8x0_mic_close, 1428 .ioctl = snd_pcm_lib_ioctl, 1429 .hw_params = snd_intel8x0_hw_params, 1430 .hw_free = snd_intel8x0_hw_free, 1431 .prepare = snd_intel8x0_pcm_prepare, 1432 .trigger = snd_intel8x0_ali_trigger, 1433 .pointer = snd_intel8x0_pcm_pointer, 1434 }; 1435 1436 static snd_pcm_ops_t snd_intel8x0_ali_ac97spdifout_ops = { 1437 .open = snd_intel8x0_ali_ac97spdifout_open, 1438 .close = snd_intel8x0_ali_ac97spdifout_close, 1439 .ioctl = snd_pcm_lib_ioctl, 1440 .hw_params = snd_intel8x0_hw_params, 1441 .hw_free = snd_intel8x0_hw_free, 1442 .prepare = snd_intel8x0_pcm_prepare, 1443 .trigger = snd_intel8x0_ali_trigger, 1444 .pointer = snd_intel8x0_pcm_pointer, 1445 }; 1446 1447 static snd_pcm_ops_t snd_intel8x0_ali_spdifin_ops = { 1448 .open = snd_intel8x0_ali_spdifin_open, 1449 .close = snd_intel8x0_ali_spdifin_close, 1450 .ioctl = snd_pcm_lib_ioctl, 1451 .hw_params = snd_intel8x0_hw_params, 1452 .hw_free = snd_intel8x0_hw_free, 1453 .prepare = snd_intel8x0_pcm_prepare, 1454 .trigger = snd_intel8x0_pcm_trigger, 1455 .pointer = snd_intel8x0_pcm_pointer, 1456 }; 1457 1458 #if 0 // NYI 1459 static snd_pcm_ops_t snd_intel8x0_ali_spdifout_ops = { 1460 .open = snd_intel8x0_ali_spdifout_open, 1461 .close = snd_intel8x0_ali_spdifout_close, 1462 .ioctl = snd_pcm_lib_ioctl, 1463 .hw_params = snd_intel8x0_hw_params, 1464 .hw_free = snd_intel8x0_hw_free, 1465 .prepare = snd_intel8x0_pcm_prepare, 1466 .trigger = snd_intel8x0_pcm_trigger, 1467 .pointer = snd_intel8x0_pcm_pointer, 1468 }; 1469 #endif // NYI 1470 1471 struct ich_pcm_table { 1472 char *suffix; 1473 snd_pcm_ops_t *playback_ops; 1474 snd_pcm_ops_t *capture_ops; 1475 size_t prealloc_size; 1476 size_t prealloc_max_size; 1477 int ac97_idx; 1478 }; 1479 1480 static int __devinit snd_intel8x0_pcm1(intel8x0_t *chip, int device, struct ich_pcm_table *rec) 1481 { 1482 snd_pcm_t *pcm; 1483 int err; 1484 char name[32]; 1485 1486 if (rec->suffix) 1487 sprintf(name, "Intel ICH - %s", rec->suffix); 1488 else 1489 strcpy(name, "Intel ICH"); 1490 err = snd_pcm_new(chip->card, name, device, 1491 rec->playback_ops ? 1 : 0, 1492 rec->capture_ops ? 1 : 0, &pcm); 1493 if (err < 0) 1494 return err; 1495 1496 if (rec->playback_ops) 1497 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops); 1498 if (rec->capture_ops) 1499 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops); 1500 1501 pcm->private_data = chip; 1502 pcm->info_flags = 0; 1503 if (rec->suffix) 1504 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix); 1505 else 1506 strcpy(pcm->name, chip->card->shortname); 1507 chip->pcm[device] = pcm; 1508 1509 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci), 1510 rec->prealloc_size, rec->prealloc_max_size); 1511 1512 return 0; 1513 } 1514 1515 static struct ich_pcm_table intel_pcms[] __devinitdata = { 1516 { 1517 .playback_ops = &snd_intel8x0_playback_ops, 1518 .capture_ops = &snd_intel8x0_capture_ops, 1519 .prealloc_size = 64 * 1024, 1520 .prealloc_max_size = 128 * 1024, 1521 }, 1522 { 1523 .suffix = "MIC ADC", 1524 .capture_ops = &snd_intel8x0_capture_mic_ops, 1525 .prealloc_size = 0, 1526 .prealloc_max_size = 128 * 1024, 1527 .ac97_idx = ICHD_MIC, 1528 }, 1529 { 1530 .suffix = "MIC2 ADC", 1531 .capture_ops = &snd_intel8x0_capture_mic2_ops, 1532 .prealloc_size = 0, 1533 .prealloc_max_size = 128 * 1024, 1534 .ac97_idx = ICHD_MIC2, 1535 }, 1536 { 1537 .suffix = "ADC2", 1538 .capture_ops = &snd_intel8x0_capture2_ops, 1539 .prealloc_size = 0, 1540 .prealloc_max_size = 128 * 1024, 1541 .ac97_idx = ICHD_PCM2IN, 1542 }, 1543 { 1544 .suffix = "IEC958", 1545 .playback_ops = &snd_intel8x0_spdif_ops, 1546 .prealloc_size = 64 * 1024, 1547 .prealloc_max_size = 128 * 1024, 1548 .ac97_idx = ICHD_SPBAR, 1549 }, 1550 }; 1551 1552 static struct ich_pcm_table nforce_pcms[] __devinitdata = { 1553 { 1554 .playback_ops = &snd_intel8x0_playback_ops, 1555 .capture_ops = &snd_intel8x0_capture_ops, 1556 .prealloc_size = 64 * 1024, 1557 .prealloc_max_size = 128 * 1024, 1558 }, 1559 { 1560 .suffix = "MIC ADC", 1561 .capture_ops = &snd_intel8x0_capture_mic_ops, 1562 .prealloc_size = 0, 1563 .prealloc_max_size = 128 * 1024, 1564 .ac97_idx = NVD_MIC, 1565 }, 1566 { 1567 .suffix = "IEC958", 1568 .playback_ops = &snd_intel8x0_spdif_ops, 1569 .prealloc_size = 64 * 1024, 1570 .prealloc_max_size = 128 * 1024, 1571 .ac97_idx = NVD_SPBAR, 1572 }, 1573 }; 1574 1575 static struct ich_pcm_table ali_pcms[] __devinitdata = { 1576 { 1577 .playback_ops = &snd_intel8x0_ali_playback_ops, 1578 .capture_ops = &snd_intel8x0_ali_capture_ops, 1579 .prealloc_size = 64 * 1024, 1580 .prealloc_max_size = 128 * 1024, 1581 }, 1582 { 1583 .suffix = "MIC ADC", 1584 .capture_ops = &snd_intel8x0_ali_capture_mic_ops, 1585 .prealloc_size = 0, 1586 .prealloc_max_size = 128 * 1024, 1587 .ac97_idx = ALID_MIC, 1588 }, 1589 { 1590 .suffix = "IEC958", 1591 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops, 1592 .capture_ops = &snd_intel8x0_ali_spdifin_ops, 1593 .prealloc_size = 64 * 1024, 1594 .prealloc_max_size = 128 * 1024, 1595 .ac97_idx = ALID_AC97SPDIFOUT, 1596 }, 1597 #if 0 // NYI 1598 { 1599 .suffix = "HW IEC958", 1600 .playback_ops = &snd_intel8x0_ali_spdifout_ops, 1601 .prealloc_size = 64 * 1024, 1602 .prealloc_max_size = 128 * 1024, 1603 }, 1604 #endif 1605 }; 1606 1607 static int __devinit snd_intel8x0_pcm(intel8x0_t *chip) 1608 { 1609 int i, tblsize, device, err; 1610 struct ich_pcm_table *tbl, *rec; 1611 1612 switch (chip->device_type) { 1613 case DEVICE_INTEL_ICH4: 1614 tbl = intel_pcms; 1615 tblsize = ARRAY_SIZE(intel_pcms); 1616 break; 1617 case DEVICE_NFORCE: 1618 tbl = nforce_pcms; 1619 tblsize = ARRAY_SIZE(nforce_pcms); 1620 break; 1621 case DEVICE_ALI: 1622 tbl = ali_pcms; 1623 tblsize = ARRAY_SIZE(ali_pcms); 1624 break; 1625 default: 1626 tbl = intel_pcms; 1627 tblsize = 2; 1628 break; 1629 } 1630 1631 device = 0; 1632 for (i = 0; i < tblsize; i++) { 1633 rec = tbl + i; 1634 if (i > 0 && rec->ac97_idx) { 1635 /* activate PCM only when associated AC'97 codec */ 1636 if (! chip->ichd[rec->ac97_idx].pcm) 1637 continue; 1638 } 1639 err = snd_intel8x0_pcm1(chip, device, rec); 1640 if (err < 0) 1641 return err; 1642 device++; 1643 } 1644 1645 chip->pcm_devs = device; 1646 return 0; 1647 } 1648 1649 1650 /* 1651 * Mixer part 1652 */ 1653 1654 static void snd_intel8x0_mixer_free_ac97_bus(ac97_bus_t *bus) 1655 { 1656 intel8x0_t *chip = bus->private_data; 1657 chip->ac97_bus = NULL; 1658 } 1659 1660 static void snd_intel8x0_mixer_free_ac97(ac97_t *ac97) 1661 { 1662 intel8x0_t *chip = ac97->private_data; 1663 chip->ac97[ac97->num] = NULL; 1664 } 1665 1666 static struct ac97_pcm ac97_pcm_defs[] __devinitdata = { 1667 /* front PCM */ 1668 { 1669 .exclusive = 1, 1670 .r = { { 1671 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1672 (1 << AC97_SLOT_PCM_RIGHT) | 1673 (1 << AC97_SLOT_PCM_CENTER) | 1674 (1 << AC97_SLOT_PCM_SLEFT) | 1675 (1 << AC97_SLOT_PCM_SRIGHT) | 1676 (1 << AC97_SLOT_LFE) 1677 }, 1678 { 1679 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1680 (1 << AC97_SLOT_PCM_RIGHT) | 1681 (1 << AC97_SLOT_PCM_LEFT_0) | 1682 (1 << AC97_SLOT_PCM_RIGHT_0) 1683 } 1684 } 1685 }, 1686 /* PCM IN #1 */ 1687 { 1688 .stream = 1, 1689 .exclusive = 1, 1690 .r = { { 1691 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1692 (1 << AC97_SLOT_PCM_RIGHT) 1693 } 1694 } 1695 }, 1696 /* MIC IN #1 */ 1697 { 1698 .stream = 1, 1699 .exclusive = 1, 1700 .r = { { 1701 .slots = (1 << AC97_SLOT_MIC) 1702 } 1703 } 1704 }, 1705 /* S/PDIF PCM */ 1706 { 1707 .exclusive = 1, 1708 .spdif = 1, 1709 .r = { { 1710 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | 1711 (1 << AC97_SLOT_SPDIF_RIGHT2) 1712 } 1713 } 1714 }, 1715 /* PCM IN #2 */ 1716 { 1717 .stream = 1, 1718 .exclusive = 1, 1719 .r = { { 1720 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1721 (1 << AC97_SLOT_PCM_RIGHT) 1722 } 1723 } 1724 }, 1725 /* MIC IN #2 */ 1726 { 1727 .stream = 1, 1728 .exclusive = 1, 1729 .r = { { 1730 .slots = (1 << AC97_SLOT_MIC) 1731 } 1732 } 1733 }, 1734 }; 1735 1736 static struct ac97_quirk ac97_quirks[] __devinitdata = { 1737 { 1738 .subvendor = 0x0e11, 1739 .subdevice = 0x008a, 1740 .name = "Compaq Evo W4000", /* AD1885 */ 1741 .type = AC97_TUNE_HP_ONLY 1742 }, 1743 { 1744 .subvendor = 0x0e11, 1745 .subdevice = 0x00b8, 1746 .name = "Compaq Evo D510C", 1747 .type = AC97_TUNE_HP_ONLY 1748 }, 1749 { 1750 .subvendor = 0x0e11, 1751 .subdevice = 0x0860, 1752 .name = "HP/Compaq nx7010", 1753 .type = AC97_TUNE_MUTE_LED 1754 }, 1755 { 1756 .subvendor = 0x1014, 1757 .subdevice = 0x1f00, 1758 .name = "MS-9128", 1759 .type = AC97_TUNE_ALC_JACK 1760 }, 1761 { 1762 .subvendor = 0x1014, 1763 .subdevice = 0x0267, 1764 .name = "IBM NetVista A30p", /* AD1981B */ 1765 .type = AC97_TUNE_HP_ONLY 1766 }, 1767 { 1768 .subvendor = 0x1028, 1769 .subdevice = 0x00d8, 1770 .name = "Dell Precision 530", /* AD1885 */ 1771 .type = AC97_TUNE_HP_ONLY 1772 }, 1773 { 1774 .subvendor = 0x1028, 1775 .subdevice = 0x010d, 1776 .name = "Dell", /* which model? AD1885 */ 1777 .type = AC97_TUNE_HP_ONLY 1778 }, 1779 { 1780 .subvendor = 0x1028, 1781 .subdevice = 0x0126, 1782 .name = "Dell Optiplex GX260", /* AD1981A */ 1783 .type = AC97_TUNE_HP_ONLY 1784 }, 1785 { 1786 .subvendor = 0x1028, 1787 .subdevice = 0x012c, 1788 .name = "Dell Precision 650", /* AD1981A */ 1789 .type = AC97_TUNE_HP_ONLY 1790 }, 1791 { 1792 .subvendor = 0x1028, 1793 .subdevice = 0x012d, 1794 .name = "Dell Precision 450", /* AD1981B*/ 1795 .type = AC97_TUNE_HP_ONLY 1796 }, 1797 { 1798 .subvendor = 0x1028, 1799 .subdevice = 0x0147, 1800 .name = "Dell", /* which model? AD1981B*/ 1801 .type = AC97_TUNE_HP_ONLY 1802 }, 1803 { 1804 .subvendor = 0x1028, 1805 .subdevice = 0x0163, 1806 .name = "Dell Unknown", /* STAC9750/51 */ 1807 .type = AC97_TUNE_HP_ONLY 1808 }, 1809 { 1810 .subvendor = 0x103c, 1811 .subdevice = 0x006d, 1812 .name = "HP zv5000", 1813 .type = AC97_TUNE_MUTE_LED /*AD1981B*/ 1814 }, 1815 { /* FIXME: which codec? */ 1816 .subvendor = 0x103c, 1817 .subdevice = 0x00c3, 1818 .name = "HP xw6000", 1819 .type = AC97_TUNE_HP_ONLY 1820 }, 1821 { 1822 .subvendor = 0x103c, 1823 .subdevice = 0x088c, 1824 .name = "HP nc8000", 1825 .type = AC97_TUNE_MUTE_LED 1826 }, 1827 { 1828 .subvendor = 0x103c, 1829 .subdevice = 0x0890, 1830 .name = "HP nc6000", 1831 .type = AC97_TUNE_MUTE_LED 1832 }, 1833 { 1834 .subvendor = 0x103c, 1835 .subdevice = 0x0934, 1836 .name = "HP nx8220", 1837 .type = AC97_TUNE_MUTE_LED 1838 }, 1839 { 1840 .subvendor = 0x103c, 1841 .subdevice = 0x099c, 1842 .name = "HP nx6110", /* AD1981B */ 1843 .type = AC97_TUNE_HP_ONLY 1844 }, 1845 { 1846 .subvendor = 0x103c, 1847 .subdevice = 0x129d, 1848 .name = "HP xw8000", 1849 .type = AC97_TUNE_HP_ONLY 1850 }, 1851 { 1852 .subvendor = 0x103c, 1853 .subdevice = 0x12f1, 1854 .name = "HP xw8200", /* AD1981B*/ 1855 .type = AC97_TUNE_HP_ONLY 1856 }, 1857 { 1858 .subvendor = 0x103c, 1859 .subdevice = 0x12f2, 1860 .name = "HP xw6200", 1861 .type = AC97_TUNE_HP_ONLY 1862 }, 1863 { 1864 .subvendor = 0x103c, 1865 .subdevice = 0x3008, 1866 .name = "HP xw4200", /* AD1981B*/ 1867 .type = AC97_TUNE_HP_ONLY 1868 }, 1869 { 1870 .subvendor = 0x104d, 1871 .subdevice = 0x8197, 1872 .name = "Sony S1XP", 1873 .type = AC97_TUNE_INV_EAPD 1874 }, 1875 { 1876 .subvendor = 0x1043, 1877 .subdevice = 0x80f3, 1878 .name = "ASUS ICH5/AD1985", 1879 .type = AC97_TUNE_AD_SHARING 1880 }, 1881 { 1882 .subvendor = 0x10cf, 1883 .subdevice = 0x11c3, 1884 .name = "Fujitsu-Siemens E4010", 1885 .type = AC97_TUNE_HP_ONLY 1886 }, 1887 { 1888 .subvendor = 0x10cf, 1889 .subdevice = 0x1225, 1890 .name = "Fujitsu-Siemens T3010", 1891 .type = AC97_TUNE_HP_ONLY 1892 }, 1893 { 1894 .subvendor = 0x10cf, 1895 .subdevice = 0x1253, 1896 .name = "Fujitsu S6210", /* STAC9750/51 */ 1897 .type = AC97_TUNE_HP_ONLY 1898 }, 1899 { 1900 .subvendor = 0x10cf, 1901 .subdevice = 0x12ec, 1902 .name = "Fujitsu-Siemens 4010", 1903 .type = AC97_TUNE_HP_ONLY 1904 }, 1905 { 1906 .subvendor = 0x10f1, 1907 .subdevice = 0x2665, 1908 .name = "Fujitsu-Siemens Celsius", /* AD1981? */ 1909 .type = AC97_TUNE_HP_ONLY 1910 }, 1911 { 1912 .subvendor = 0x10f1, 1913 .subdevice = 0x2885, 1914 .name = "AMD64 Mobo", /* ALC650 */ 1915 .type = AC97_TUNE_HP_ONLY 1916 }, 1917 { 1918 .subvendor = 0x110a, 1919 .subdevice = 0x0056, 1920 .name = "Fujitsu-Siemens Scenic", /* AD1981? */ 1921 .type = AC97_TUNE_HP_ONLY 1922 }, 1923 { 1924 .subvendor = 0x11d4, 1925 .subdevice = 0x5375, 1926 .name = "ADI AD1985 (discrete)", 1927 .type = AC97_TUNE_HP_ONLY 1928 }, 1929 { 1930 .subvendor = 0x1462, 1931 .subdevice = 0x5470, 1932 .name = "MSI P4 ATX 645 Ultra", 1933 .type = AC97_TUNE_HP_ONLY 1934 }, 1935 { 1936 .subvendor = 0x1734, 1937 .subdevice = 0x0088, 1938 .name = "Fujitsu-Siemens D1522", /* AD1981 */ 1939 .type = AC97_TUNE_HP_ONLY 1940 }, 1941 { 1942 .subvendor = 0x8086, 1943 .subdevice = 0x2000, 1944 .mask = 0xfff0, 1945 .name = "Intel ICH5/AD1985", 1946 .type = AC97_TUNE_AD_SHARING 1947 }, 1948 { 1949 .subvendor = 0x8086, 1950 .subdevice = 0x4000, 1951 .mask = 0xfff0, 1952 .name = "Intel ICH5/AD1985", 1953 .type = AC97_TUNE_AD_SHARING 1954 }, 1955 { 1956 .subvendor = 0x8086, 1957 .subdevice = 0x4856, 1958 .name = "Intel D845WN (82801BA)", 1959 .type = AC97_TUNE_SWAP_HP 1960 }, 1961 { 1962 .subvendor = 0x8086, 1963 .subdevice = 0x4d44, 1964 .name = "Intel D850EMV2", /* AD1885 */ 1965 .type = AC97_TUNE_HP_ONLY 1966 }, 1967 { 1968 .subvendor = 0x8086, 1969 .subdevice = 0x4d56, 1970 .name = "Intel ICH/AD1885", 1971 .type = AC97_TUNE_HP_ONLY 1972 }, 1973 { 1974 .subvendor = 0x8086, 1975 .subdevice = 0x6000, 1976 .mask = 0xfff0, 1977 .name = "Intel ICH5/AD1985", 1978 .type = AC97_TUNE_AD_SHARING 1979 }, 1980 { 1981 .subvendor = 0x8086, 1982 .subdevice = 0xe000, 1983 .mask = 0xfff0, 1984 .name = "Intel ICH5/AD1985", 1985 .type = AC97_TUNE_AD_SHARING 1986 }, 1987 #if 0 /* FIXME: this seems wrong on most boards */ 1988 { 1989 .subvendor = 0x8086, 1990 .subdevice = 0xa000, 1991 .mask = 0xfff0, 1992 .name = "Intel ICH5/AD1985", 1993 .type = AC97_TUNE_HP_ONLY 1994 }, 1995 #endif 1996 { } /* terminator */ 1997 }; 1998 1999 static int __devinit snd_intel8x0_mixer(intel8x0_t *chip, int ac97_clock, const char *quirk_override) 2000 { 2001 ac97_bus_t *pbus; 2002 ac97_template_t ac97; 2003 int err; 2004 unsigned int i, codecs; 2005 unsigned int glob_sta = 0; 2006 ac97_bus_ops_t *ops; 2007 static ac97_bus_ops_t standard_bus_ops = { 2008 .write = snd_intel8x0_codec_write, 2009 .read = snd_intel8x0_codec_read, 2010 }; 2011 static ac97_bus_ops_t ali_bus_ops = { 2012 .write = snd_intel8x0_ali_codec_write, 2013 .read = snd_intel8x0_ali_codec_read, 2014 }; 2015 2016 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ 2017 switch (chip->device_type) { 2018 case DEVICE_NFORCE: 2019 chip->spdif_idx = NVD_SPBAR; 2020 break; 2021 case DEVICE_ALI: 2022 chip->spdif_idx = ALID_AC97SPDIFOUT; 2023 break; 2024 case DEVICE_INTEL_ICH4: 2025 chip->spdif_idx = ICHD_SPBAR; 2026 break; 2027 }; 2028 2029 chip->in_ac97_init = 1; 2030 2031 memset(&ac97, 0, sizeof(ac97)); 2032 ac97.private_data = chip; 2033 ac97.private_free = snd_intel8x0_mixer_free_ac97; 2034 ac97.scaps = AC97_SCAP_SKIP_MODEM; 2035 if (chip->xbox) 2036 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR; 2037 if (chip->device_type != DEVICE_ALI) { 2038 glob_sta = igetdword(chip, ICHREG(GLOB_STA)); 2039 ops = &standard_bus_ops; 2040 if (chip->device_type == DEVICE_INTEL_ICH4) { 2041 codecs = 0; 2042 if (glob_sta & ICH_PCR) 2043 codecs++; 2044 if (glob_sta & ICH_SCR) 2045 codecs++; 2046 if (glob_sta & ICH_TCR) 2047 codecs++; 2048 chip->in_sdin_init = 1; 2049 for (i = 0; i < codecs; i++) { 2050 snd_intel8x0_codec_read_test(chip, i); 2051 chip->ac97_sdin[i] = igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK; 2052 } 2053 chip->in_sdin_init = 0; 2054 } else { 2055 codecs = glob_sta & ICH_SCR ? 2 : 1; 2056 } 2057 } else { 2058 ops = &ali_bus_ops; 2059 codecs = 1; 2060 /* detect the secondary codec */ 2061 for (i = 0; i < 100; i++) { 2062 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR)); 2063 if (reg & 0x40) { 2064 codecs = 2; 2065 break; 2066 } 2067 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40); 2068 udelay(1); 2069 } 2070 } 2071 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) 2072 goto __err; 2073 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; 2074 pbus->shared_type = AC97_SHARED_TYPE_ICH; /* shared with modem driver */ 2075 if (ac97_clock >= 8000 && ac97_clock <= 48000) 2076 pbus->clock = ac97_clock; 2077 /* FIXME: my test board doesn't work well with VRA... */ 2078 if (chip->device_type == DEVICE_ALI) 2079 pbus->no_vra = 1; 2080 else 2081 pbus->dra = 1; 2082 chip->ac97_bus = pbus; 2083 2084 ac97.pci = chip->pci; 2085 for (i = 0; i < codecs; i++) { 2086 ac97.num = i; 2087 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) { 2088 if (err != -EACCES) 2089 snd_printk(KERN_ERR "Unable to initialize codec #%d\n", i); 2090 if (i == 0) 2091 goto __err; 2092 continue; 2093 } 2094 } 2095 /* tune up the primary codec */ 2096 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); 2097 /* enable separate SDINs for ICH4 */ 2098 if (chip->device_type == DEVICE_INTEL_ICH4) 2099 pbus->isdin = 1; 2100 /* find the available PCM streams */ 2101 i = ARRAY_SIZE(ac97_pcm_defs); 2102 if (chip->device_type != DEVICE_INTEL_ICH4) 2103 i -= 2; /* do not allocate PCM2IN and MIC2 */ 2104 if (chip->spdif_idx < 0) 2105 i--; /* do not allocate S/PDIF */ 2106 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs); 2107 if (err < 0) 2108 goto __err; 2109 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0]; 2110 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1]; 2111 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2]; 2112 if (chip->spdif_idx >= 0) 2113 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3]; 2114 if (chip->device_type == DEVICE_INTEL_ICH4) { 2115 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4]; 2116 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5]; 2117 } 2118 /* enable separate SDINs for ICH4 */ 2119 if (chip->device_type == DEVICE_INTEL_ICH4) { 2120 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm; 2121 u8 tmp = igetbyte(chip, ICHREG(SDM)); 2122 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK); 2123 if (pcm) { 2124 tmp |= ICH_SE; /* steer enable for multiple SDINs */ 2125 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT; 2126 for (i = 1; i < 4; i++) { 2127 if (pcm->r[0].codec[i]) { 2128 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT; 2129 break; 2130 } 2131 } 2132 } else { 2133 tmp &= ~ICH_SE; /* steer disable */ 2134 } 2135 iputbyte(chip, ICHREG(SDM), tmp); 2136 } 2137 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { 2138 chip->multi4 = 1; 2139 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) 2140 chip->multi6 = 1; 2141 } 2142 if (pbus->pcms[0].r[1].rslots[0]) { 2143 chip->dra = 1; 2144 } 2145 if (chip->device_type == DEVICE_INTEL_ICH4) { 2146 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) 2147 chip->smp20bit = 1; 2148 } 2149 if (chip->device_type == DEVICE_NFORCE) { 2150 /* 48kHz only */ 2151 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; 2152 } 2153 if (chip->device_type == DEVICE_INTEL_ICH4) { 2154 /* use slot 10/11 for SPDIF */ 2155 u32 val; 2156 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; 2157 val |= ICH_PCM_SPDIF_1011; 2158 iputdword(chip, ICHREG(GLOB_CNT), val); 2159 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4); 2160 } 2161 chip->in_ac97_init = 0; 2162 return 0; 2163 2164 __err: 2165 /* clear the cold-reset bit for the next chance */ 2166 if (chip->device_type != DEVICE_ALI) 2167 iputdword(chip, ICHREG(GLOB_CNT), igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD); 2168 return err; 2169 } 2170 2171 2172 /* 2173 * 2174 */ 2175 2176 static void do_ali_reset(intel8x0_t *chip) 2177 { 2178 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET); 2179 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383); 2180 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383); 2181 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383); 2182 iputdword(chip, ICHREG(ALI_INTERFACECR), 2183 ICH_ALI_IF_MC|ICH_ALI_IF_PI|ICH_ALI_IF_PO); 2184 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000); 2185 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000); 2186 } 2187 2188 #define do_delay(chip) do {\ 2189 set_current_state(TASK_UNINTERRUPTIBLE);\ 2190 schedule_timeout(1);\ 2191 } while (0) 2192 2193 static int snd_intel8x0_ich_chip_init(intel8x0_t *chip, int probing) 2194 { 2195 unsigned long end_time; 2196 unsigned int cnt, status, nstatus; 2197 2198 /* put logic to right state */ 2199 /* first clear status bits */ 2200 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT; 2201 if (chip->device_type == DEVICE_NFORCE) 2202 status |= ICH_NVSPINT; 2203 cnt = igetdword(chip, ICHREG(GLOB_STA)); 2204 iputdword(chip, ICHREG(GLOB_STA), cnt & status); 2205 2206 /* ACLink on, 2 channels */ 2207 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2208 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2209 /* finish cold or do warm reset */ 2210 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM; 2211 iputdword(chip, ICHREG(GLOB_CNT), cnt); 2212 end_time = (jiffies + (HZ / 4)) + 1; 2213 do { 2214 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0) 2215 goto __ok; 2216 do_delay(chip); 2217 } while (time_after_eq(end_time, jiffies)); 2218 snd_printk("AC'97 warm reset still in progress? [0x%x]\n", igetdword(chip, ICHREG(GLOB_CNT))); 2219 return -EIO; 2220 2221 __ok: 2222 if (probing) { 2223 /* wait for any codec ready status. 2224 * Once it becomes ready it should remain ready 2225 * as long as we do not disable the ac97 link. 2226 */ 2227 end_time = jiffies + HZ; 2228 do { 2229 status = igetdword(chip, ICHREG(GLOB_STA)) & (ICH_PCR | ICH_SCR | ICH_TCR); 2230 if (status) 2231 break; 2232 do_delay(chip); 2233 } while (time_after_eq(end_time, jiffies)); 2234 if (! status) { 2235 /* no codec is found */ 2236 snd_printk(KERN_ERR "codec_ready: codec is not ready [0x%x]\n", igetdword(chip, ICHREG(GLOB_STA))); 2237 return -EIO; 2238 } 2239 2240 if (chip->device_type == DEVICE_INTEL_ICH4) 2241 /* ICH4 can have three codecs */ 2242 nstatus = ICH_PCR | ICH_SCR | ICH_TCR; 2243 else 2244 /* others up to two codecs */ 2245 nstatus = ICH_PCR | ICH_SCR; 2246 2247 /* wait for other codecs ready status. */ 2248 end_time = jiffies + HZ / 4; 2249 while (status != nstatus && time_after_eq(end_time, jiffies)) { 2250 do_delay(chip); 2251 status |= igetdword(chip, ICHREG(GLOB_STA)) & nstatus; 2252 } 2253 2254 } else { 2255 /* resume phase */ 2256 int i; 2257 status = 0; 2258 for (i = 0; i < 3; i++) 2259 if (chip->ac97[i]) 2260 status |= get_ich_codec_bit(chip, i); 2261 /* wait until all the probed codecs are ready */ 2262 end_time = jiffies + HZ; 2263 do { 2264 nstatus = igetdword(chip, ICHREG(GLOB_STA)) & (ICH_PCR | ICH_SCR | ICH_TCR); 2265 if (status == nstatus) 2266 break; 2267 do_delay(chip); 2268 } while (time_after_eq(end_time, jiffies)); 2269 } 2270 2271 if (chip->device_type == DEVICE_SIS) { 2272 /* unmute the output on SIS7012 */ 2273 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); 2274 } 2275 if (chip->device_type == DEVICE_NFORCE) { 2276 /* enable SPDIF interrupt */ 2277 unsigned int val; 2278 pci_read_config_dword(chip->pci, 0x4c, &val); 2279 val |= 0x1000000; 2280 pci_write_config_dword(chip->pci, 0x4c, val); 2281 } 2282 return 0; 2283 } 2284 2285 static int snd_intel8x0_ali_chip_init(intel8x0_t *chip, int probing) 2286 { 2287 u32 reg; 2288 int i = 0; 2289 2290 reg = igetdword(chip, ICHREG(ALI_SCR)); 2291 if ((reg & 2) == 0) /* Cold required */ 2292 reg |= 2; 2293 else 2294 reg |= 1; /* Warm */ 2295 reg &= ~0x80000000; /* ACLink on */ 2296 iputdword(chip, ICHREG(ALI_SCR), reg); 2297 2298 for (i = 0; i < HZ / 2; i++) { 2299 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO)) 2300 goto __ok; 2301 do_delay(chip); 2302 } 2303 snd_printk(KERN_ERR "AC'97 reset failed.\n"); 2304 if (probing) 2305 return -EIO; 2306 2307 __ok: 2308 for (i = 0; i < HZ / 2; i++) { 2309 reg = igetdword(chip, ICHREG(ALI_RTSR)); 2310 if (reg & 0x80) /* primary codec */ 2311 break; 2312 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80); 2313 do_delay(chip); 2314 } 2315 2316 do_ali_reset(chip); 2317 return 0; 2318 } 2319 2320 static int snd_intel8x0_chip_init(intel8x0_t *chip, int probing) 2321 { 2322 unsigned int i; 2323 int err; 2324 2325 if (chip->device_type != DEVICE_ALI) { 2326 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0) 2327 return err; 2328 iagetword(chip, 0); /* clear semaphore flag */ 2329 } else { 2330 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0) 2331 return err; 2332 } 2333 2334 /* disable interrupts */ 2335 for (i = 0; i < chip->bdbars_count; i++) 2336 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2337 /* reset channels */ 2338 for (i = 0; i < chip->bdbars_count; i++) 2339 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2340 /* initialize Buffer Descriptor Lists */ 2341 for (i = 0; i < chip->bdbars_count; i++) 2342 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset, chip->ichd[i].bdbar_addr); 2343 return 0; 2344 } 2345 2346 static int snd_intel8x0_free(intel8x0_t *chip) 2347 { 2348 unsigned int i; 2349 2350 if (chip->irq < 0) 2351 goto __hw_end; 2352 /* disable interrupts */ 2353 for (i = 0; i < chip->bdbars_count; i++) 2354 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2355 /* reset channels */ 2356 for (i = 0; i < chip->bdbars_count; i++) 2357 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2358 if (chip->device_type == DEVICE_NFORCE) { 2359 /* stop the spdif interrupt */ 2360 unsigned int val; 2361 pci_read_config_dword(chip->pci, 0x4c, &val); 2362 val &= ~0x1000000; 2363 pci_write_config_dword(chip->pci, 0x4c, val); 2364 } 2365 /* --- */ 2366 synchronize_irq(chip->irq); 2367 __hw_end: 2368 if (chip->irq >= 0) 2369 free_irq(chip->irq, (void *)chip); 2370 if (chip->bdbars.area) { 2371 if (chip->fix_nocache) 2372 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 0); 2373 snd_dma_free_pages(&chip->bdbars); 2374 } 2375 if (chip->remap_addr) 2376 iounmap(chip->remap_addr); 2377 if (chip->remap_bmaddr) 2378 iounmap(chip->remap_bmaddr); 2379 pci_release_regions(chip->pci); 2380 pci_disable_device(chip->pci); 2381 kfree(chip); 2382 return 0; 2383 } 2384 2385 #ifdef CONFIG_PM 2386 /* 2387 * power management 2388 */ 2389 static int intel8x0_suspend(snd_card_t *card, pm_message_t state) 2390 { 2391 intel8x0_t *chip = card->pm_private_data; 2392 int i; 2393 2394 for (i = 0; i < chip->pcm_devs; i++) 2395 snd_pcm_suspend_all(chip->pcm[i]); 2396 /* clear nocache */ 2397 if (chip->fix_nocache) { 2398 for (i = 0; i < chip->bdbars_count; i++) { 2399 ichdev_t *ichdev = &chip->ichd[i]; 2400 if (ichdev->substream && ichdev->page_attr_changed) { 2401 snd_pcm_runtime_t *runtime = ichdev->substream->runtime; 2402 if (runtime->dma_area) 2403 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); 2404 } 2405 } 2406 } 2407 for (i = 0; i < 3; i++) 2408 if (chip->ac97[i]) 2409 snd_ac97_suspend(chip->ac97[i]); 2410 if (chip->device_type == DEVICE_INTEL_ICH4) 2411 chip->sdm_saved = igetbyte(chip, ICHREG(SDM)); 2412 2413 if (chip->irq >= 0) 2414 free_irq(chip->irq, (void *)chip); 2415 pci_disable_device(chip->pci); 2416 return 0; 2417 } 2418 2419 static int intel8x0_resume(snd_card_t *card) 2420 { 2421 intel8x0_t *chip = card->pm_private_data; 2422 int i; 2423 2424 pci_enable_device(chip->pci); 2425 pci_set_master(chip->pci); 2426 request_irq(chip->irq, snd_intel8x0_interrupt, SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip); 2427 synchronize_irq(chip->irq); 2428 snd_intel8x0_chip_init(chip, 1); 2429 2430 /* re-initialize mixer stuff */ 2431 if (chip->device_type == DEVICE_INTEL_ICH4) { 2432 /* enable separate SDINs for ICH4 */ 2433 iputbyte(chip, ICHREG(SDM), chip->sdm_saved); 2434 /* use slot 10/11 for SPDIF */ 2435 iputdword(chip, ICHREG(GLOB_CNT), 2436 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) | 2437 ICH_PCM_SPDIF_1011); 2438 } 2439 2440 /* refill nocache */ 2441 if (chip->fix_nocache) 2442 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 2443 2444 for (i = 0; i < 3; i++) 2445 if (chip->ac97[i]) 2446 snd_ac97_resume(chip->ac97[i]); 2447 2448 /* refill nocache */ 2449 if (chip->fix_nocache) { 2450 for (i = 0; i < chip->bdbars_count; i++) { 2451 ichdev_t *ichdev = &chip->ichd[i]; 2452 if (ichdev->substream && ichdev->page_attr_changed) { 2453 snd_pcm_runtime_t *runtime = ichdev->substream->runtime; 2454 if (runtime->dma_area) 2455 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 2456 } 2457 } 2458 } 2459 2460 /* resume status */ 2461 for (i = 0; i < chip->bdbars_count; i++) { 2462 ichdev_t *ichdev = &chip->ichd[i]; 2463 unsigned long port = ichdev->reg_offset; 2464 if (! ichdev->substream || ! ichdev->suspended) 2465 continue; 2466 if (ichdev->ichd == ICHD_PCMOUT) 2467 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime); 2468 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 2469 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 2470 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ); 2471 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 2472 } 2473 2474 return 0; 2475 } 2476 #endif /* CONFIG_PM */ 2477 2478 #define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */ 2479 2480 static void __devinit intel8x0_measure_ac97_clock(intel8x0_t *chip) 2481 { 2482 snd_pcm_substream_t *subs; 2483 ichdev_t *ichdev; 2484 unsigned long port; 2485 unsigned long pos, t; 2486 struct timeval start_time, stop_time; 2487 2488 if (chip->ac97_bus->clock != 48000) 2489 return; /* specified in module option */ 2490 2491 subs = chip->pcm[0]->streams[0].substream; 2492 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) { 2493 snd_printk("no playback buffer allocated - aborting measure ac97 clock\n"); 2494 return; 2495 } 2496 ichdev = &chip->ichd[ICHD_PCMOUT]; 2497 ichdev->physbuf = subs->dma_buffer.addr; 2498 ichdev->size = chip->ichd[ICHD_PCMOUT].fragsize = INTEL8X0_TESTBUF_SIZE; 2499 ichdev->substream = NULL; /* don't process interrupts */ 2500 2501 /* set rate */ 2502 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) { 2503 snd_printk(KERN_ERR "cannot set ac97 rate: clock = %d\n", chip->ac97_bus->clock); 2504 return; 2505 } 2506 snd_intel8x0_setup_periods(chip, ichdev); 2507 port = ichdev->reg_offset; 2508 spin_lock_irq(&chip->reg_lock); 2509 chip->in_measurement = 1; 2510 /* trigger */ 2511 if (chip->device_type != DEVICE_ALI) 2512 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM); 2513 else { 2514 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 2515 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot); 2516 } 2517 do_gettimeofday(&start_time); 2518 spin_unlock_irq(&chip->reg_lock); 2519 msleep(50); 2520 spin_lock_irq(&chip->reg_lock); 2521 /* check the position */ 2522 pos = ichdev->fragsize1; 2523 pos -= igetword(chip, ichdev->reg_offset + ichdev->roff_picb) << ichdev->pos_shift; 2524 pos += ichdev->position; 2525 chip->in_measurement = 0; 2526 do_gettimeofday(&stop_time); 2527 /* stop */ 2528 if (chip->device_type == DEVICE_ALI) { 2529 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 8)); 2530 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2531 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 2532 ; 2533 } else { 2534 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2535 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) 2536 ; 2537 } 2538 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 2539 spin_unlock_irq(&chip->reg_lock); 2540 2541 t = stop_time.tv_sec - start_time.tv_sec; 2542 t *= 1000000; 2543 t += stop_time.tv_usec - start_time.tv_usec; 2544 printk(KERN_INFO "%s: measured %lu usecs\n", __FUNCTION__, t); 2545 if (t == 0) { 2546 snd_printk(KERN_ERR "?? calculation error..\n"); 2547 return; 2548 } 2549 pos = (pos / 4) * 1000; 2550 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t; 2551 if (pos < 40000 || pos >= 60000) 2552 /* abnormal value. hw problem? */ 2553 printk(KERN_INFO "intel8x0: measured clock %ld rejected\n", pos); 2554 else if (pos < 47500 || pos > 48500) 2555 /* not 48000Hz, tuning the clock.. */ 2556 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos; 2557 printk(KERN_INFO "intel8x0: clocking to %d\n", chip->ac97_bus->clock); 2558 } 2559 2560 static void snd_intel8x0_proc_read(snd_info_entry_t * entry, 2561 snd_info_buffer_t * buffer) 2562 { 2563 intel8x0_t *chip = entry->private_data; 2564 unsigned int tmp; 2565 2566 snd_iprintf(buffer, "Intel8x0\n\n"); 2567 if (chip->device_type == DEVICE_ALI) 2568 return; 2569 tmp = igetdword(chip, ICHREG(GLOB_STA)); 2570 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT))); 2571 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp); 2572 if (chip->device_type == DEVICE_INTEL_ICH4) 2573 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM))); 2574 snd_iprintf(buffer, "AC'97 codecs ready :%s%s%s%s\n", 2575 tmp & ICH_PCR ? " primary" : "", 2576 tmp & ICH_SCR ? " secondary" : "", 2577 tmp & ICH_TCR ? " tertiary" : "", 2578 (tmp & (ICH_PCR | ICH_SCR | ICH_TCR)) == 0 ? " none" : ""); 2579 if (chip->device_type == DEVICE_INTEL_ICH4) 2580 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n", 2581 chip->ac97_sdin[0], 2582 chip->ac97_sdin[1], 2583 chip->ac97_sdin[2]); 2584 } 2585 2586 static void __devinit snd_intel8x0_proc_init(intel8x0_t * chip) 2587 { 2588 snd_info_entry_t *entry; 2589 2590 if (! snd_card_proc_new(chip->card, "intel8x0", &entry)) 2591 snd_info_set_text_ops(entry, chip, 1024, snd_intel8x0_proc_read); 2592 } 2593 2594 static int snd_intel8x0_dev_free(snd_device_t *device) 2595 { 2596 intel8x0_t *chip = device->device_data; 2597 return snd_intel8x0_free(chip); 2598 } 2599 2600 struct ich_reg_info { 2601 unsigned int int_sta_mask; 2602 unsigned int offset; 2603 }; 2604 2605 static int __devinit snd_intel8x0_create(snd_card_t * card, 2606 struct pci_dev *pci, 2607 unsigned long device_type, 2608 intel8x0_t ** r_intel8x0) 2609 { 2610 intel8x0_t *chip; 2611 int err; 2612 unsigned int i; 2613 unsigned int int_sta_masks; 2614 ichdev_t *ichdev; 2615 static snd_device_ops_t ops = { 2616 .dev_free = snd_intel8x0_dev_free, 2617 }; 2618 2619 static unsigned int bdbars[] = { 2620 3, /* DEVICE_INTEL */ 2621 6, /* DEVICE_INTEL_ICH4 */ 2622 3, /* DEVICE_SIS */ 2623 6, /* DEVICE_ALI */ 2624 4, /* DEVICE_NFORCE */ 2625 }; 2626 static struct ich_reg_info intel_regs[6] = { 2627 { ICH_PIINT, 0 }, 2628 { ICH_POINT, 0x10 }, 2629 { ICH_MCINT, 0x20 }, 2630 { ICH_M2INT, 0x40 }, 2631 { ICH_P2INT, 0x50 }, 2632 { ICH_SPINT, 0x60 }, 2633 }; 2634 static struct ich_reg_info nforce_regs[4] = { 2635 { ICH_PIINT, 0 }, 2636 { ICH_POINT, 0x10 }, 2637 { ICH_MCINT, 0x20 }, 2638 { ICH_NVSPINT, 0x70 }, 2639 }; 2640 static struct ich_reg_info ali_regs[6] = { 2641 { ALI_INT_PCMIN, 0x40 }, 2642 { ALI_INT_PCMOUT, 0x50 }, 2643 { ALI_INT_MICIN, 0x60 }, 2644 { ALI_INT_CODECSPDIFOUT, 0x70 }, 2645 { ALI_INT_SPDIFIN, 0xa0 }, 2646 { ALI_INT_SPDIFOUT, 0xb0 }, 2647 }; 2648 struct ich_reg_info *tbl; 2649 2650 *r_intel8x0 = NULL; 2651 2652 if ((err = pci_enable_device(pci)) < 0) 2653 return err; 2654 2655 chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); 2656 if (chip == NULL) { 2657 pci_disable_device(pci); 2658 return -ENOMEM; 2659 } 2660 spin_lock_init(&chip->reg_lock); 2661 chip->device_type = device_type; 2662 chip->card = card; 2663 chip->pci = pci; 2664 chip->irq = -1; 2665 2666 if (pci->vendor == PCI_VENDOR_ID_INTEL && 2667 pci->device == PCI_DEVICE_ID_INTEL_440MX) 2668 chip->fix_nocache = 1; /* enable workaround */ 2669 2670 /* some Nforce[2] and ICH boards have problems with IRQ handling. 2671 * Needs to return IRQ_HANDLED for unknown irqs. 2672 */ 2673 if (device_type == DEVICE_NFORCE) 2674 chip->buggy_irq = 1; 2675 2676 if ((err = pci_request_regions(pci, card->shortname)) < 0) { 2677 kfree(chip); 2678 pci_disable_device(pci); 2679 return err; 2680 } 2681 2682 if (device_type == DEVICE_ALI) { 2683 /* ALI5455 has no ac97 region */ 2684 chip->bmaddr = pci_resource_start(pci, 0); 2685 goto port_inited; 2686 } 2687 2688 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) { /* ICH4 and Nforce */ 2689 chip->mmio = 1; 2690 chip->addr = pci_resource_start(pci, 2); 2691 chip->remap_addr = ioremap_nocache(chip->addr, 2692 pci_resource_len(pci, 2)); 2693 if (chip->remap_addr == NULL) { 2694 snd_printk("AC'97 space ioremap problem\n"); 2695 snd_intel8x0_free(chip); 2696 return -EIO; 2697 } 2698 } else { 2699 chip->addr = pci_resource_start(pci, 0); 2700 } 2701 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) { /* ICH4 */ 2702 chip->bm_mmio = 1; 2703 chip->bmaddr = pci_resource_start(pci, 3); 2704 chip->remap_bmaddr = ioremap_nocache(chip->bmaddr, 2705 pci_resource_len(pci, 3)); 2706 if (chip->remap_bmaddr == NULL) { 2707 snd_printk("Controller space ioremap problem\n"); 2708 snd_intel8x0_free(chip); 2709 return -EIO; 2710 } 2711 } else { 2712 chip->bmaddr = pci_resource_start(pci, 1); 2713 } 2714 2715 port_inited: 2716 if (request_irq(pci->irq, snd_intel8x0_interrupt, SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip)) { 2717 snd_printk("unable to grab IRQ %d\n", pci->irq); 2718 snd_intel8x0_free(chip); 2719 return -EBUSY; 2720 } 2721 chip->irq = pci->irq; 2722 pci_set_master(pci); 2723 synchronize_irq(chip->irq); 2724 2725 chip->bdbars_count = bdbars[device_type]; 2726 2727 /* initialize offsets */ 2728 switch (device_type) { 2729 case DEVICE_NFORCE: 2730 tbl = nforce_regs; 2731 break; 2732 case DEVICE_ALI: 2733 tbl = ali_regs; 2734 break; 2735 default: 2736 tbl = intel_regs; 2737 break; 2738 } 2739 for (i = 0; i < chip->bdbars_count; i++) { 2740 ichdev = &chip->ichd[i]; 2741 ichdev->ichd = i; 2742 ichdev->reg_offset = tbl[i].offset; 2743 ichdev->int_sta_mask = tbl[i].int_sta_mask; 2744 if (device_type == DEVICE_SIS) { 2745 /* SiS 7012 swaps the registers */ 2746 ichdev->roff_sr = ICH_REG_OFF_PICB; 2747 ichdev->roff_picb = ICH_REG_OFF_SR; 2748 } else { 2749 ichdev->roff_sr = ICH_REG_OFF_SR; 2750 ichdev->roff_picb = ICH_REG_OFF_PICB; 2751 } 2752 if (device_type == DEVICE_ALI) 2753 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10; 2754 /* SIS7012 handles the pcm data in bytes, others are in samples */ 2755 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1; 2756 } 2757 2758 /* allocate buffer descriptor lists */ 2759 /* the start of each lists must be aligned to 8 bytes */ 2760 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 2761 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2, 2762 &chip->bdbars) < 0) { 2763 snd_intel8x0_free(chip); 2764 snd_printk(KERN_ERR "intel8x0: cannot allocate buffer descriptors\n"); 2765 return -ENOMEM; 2766 } 2767 /* tables must be aligned to 8 bytes here, but the kernel pages 2768 are much bigger, so we don't care (on i386) */ 2769 /* workaround for 440MX */ 2770 if (chip->fix_nocache) 2771 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 2772 int_sta_masks = 0; 2773 for (i = 0; i < chip->bdbars_count; i++) { 2774 ichdev = &chip->ichd[i]; 2775 ichdev->bdbar = ((u32 *)chip->bdbars.area) + (i * ICH_MAX_FRAGS * 2); 2776 ichdev->bdbar_addr = chip->bdbars.addr + (i * sizeof(u32) * ICH_MAX_FRAGS * 2); 2777 int_sta_masks |= ichdev->int_sta_mask; 2778 } 2779 chip->int_sta_reg = device_type == DEVICE_ALI ? ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; 2780 chip->int_sta_mask = int_sta_masks; 2781 2782 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { 2783 snd_intel8x0_free(chip); 2784 return err; 2785 } 2786 2787 snd_card_set_pm_callback(card, intel8x0_suspend, intel8x0_resume, chip); 2788 2789 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 2790 snd_intel8x0_free(chip); 2791 return err; 2792 } 2793 2794 snd_card_set_dev(card, &pci->dev); 2795 2796 *r_intel8x0 = chip; 2797 return 0; 2798 } 2799 2800 static struct shortname_table { 2801 unsigned int id; 2802 const char *s; 2803 } shortnames[] __devinitdata = { 2804 { PCI_DEVICE_ID_INTEL_82801, "Intel 82801AA-ICH" }, 2805 { PCI_DEVICE_ID_INTEL_82901, "Intel 82901AB-ICH0" }, 2806 { PCI_DEVICE_ID_INTEL_82801BA, "Intel 82801BA-ICH2" }, 2807 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" }, 2808 { PCI_DEVICE_ID_INTEL_ICH3, "Intel 82801CA-ICH3" }, 2809 { PCI_DEVICE_ID_INTEL_ICH4, "Intel 82801DB-ICH4" }, 2810 { PCI_DEVICE_ID_INTEL_ICH5, "Intel ICH5" }, 2811 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" }, 2812 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" }, 2813 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" }, 2814 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" }, 2815 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" }, 2816 { PCI_DEVICE_ID_NVIDIA_MCP_AUDIO, "NVidia nForce" }, 2817 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" }, 2818 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" }, 2819 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" }, 2820 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" }, 2821 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" }, 2822 { 0x003a, "NVidia MCP04" }, 2823 { 0x746d, "AMD AMD8111" }, 2824 { 0x7445, "AMD AMD768" }, 2825 { 0x5455, "ALi M5455" }, 2826 { 0, NULL }, 2827 }; 2828 2829 static int __devinit snd_intel8x0_probe(struct pci_dev *pci, 2830 const struct pci_device_id *pci_id) 2831 { 2832 static int dev; 2833 snd_card_t *card; 2834 intel8x0_t *chip; 2835 int err; 2836 struct shortname_table *name; 2837 2838 if (dev >= SNDRV_CARDS) 2839 return -ENODEV; 2840 if (!enable[dev]) { 2841 dev++; 2842 return -ENOENT; 2843 } 2844 2845 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); 2846 if (card == NULL) 2847 return -ENOMEM; 2848 2849 switch (pci_id->driver_data) { 2850 case DEVICE_NFORCE: 2851 strcpy(card->driver, "NFORCE"); 2852 break; 2853 case DEVICE_INTEL_ICH4: 2854 strcpy(card->driver, "ICH4"); 2855 break; 2856 default: 2857 strcpy(card->driver, "ICH"); 2858 break; 2859 } 2860 2861 strcpy(card->shortname, "Intel ICH"); 2862 for (name = shortnames; name->id; name++) { 2863 if (pci->device == name->id) { 2864 strcpy(card->shortname, name->s); 2865 break; 2866 } 2867 } 2868 2869 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, &chip)) < 0) { 2870 snd_card_free(card); 2871 return err; 2872 } 2873 if (buggy_irq[dev]) 2874 chip->buggy_irq = 1; 2875 if (xbox[dev]) 2876 chip->xbox = 1; 2877 2878 if ((err = snd_intel8x0_mixer(chip, ac97_clock[dev], ac97_quirk[dev])) < 0) { 2879 snd_card_free(card); 2880 return err; 2881 } 2882 if ((err = snd_intel8x0_pcm(chip)) < 0) { 2883 snd_card_free(card); 2884 return err; 2885 } 2886 2887 snd_intel8x0_proc_init(chip); 2888 2889 snprintf(card->longname, sizeof(card->longname), 2890 "%s with %s at %#lx, irq %i", card->shortname, 2891 snd_ac97_get_short_name(chip->ac97[0]), chip->addr, chip->irq); 2892 2893 if (! ac97_clock[dev]) 2894 intel8x0_measure_ac97_clock(chip); 2895 2896 if ((err = snd_card_register(card)) < 0) { 2897 snd_card_free(card); 2898 return err; 2899 } 2900 pci_set_drvdata(pci, card); 2901 dev++; 2902 return 0; 2903 } 2904 2905 static void __devexit snd_intel8x0_remove(struct pci_dev *pci) 2906 { 2907 snd_card_free(pci_get_drvdata(pci)); 2908 pci_set_drvdata(pci, NULL); 2909 } 2910 2911 static struct pci_driver driver = { 2912 .name = "Intel ICH", 2913 .id_table = snd_intel8x0_ids, 2914 .probe = snd_intel8x0_probe, 2915 .remove = __devexit_p(snd_intel8x0_remove), 2916 SND_PCI_PM_CALLBACKS 2917 }; 2918 2919 2920 static int __init alsa_card_intel8x0_init(void) 2921 { 2922 return pci_register_driver(&driver); 2923 } 2924 2925 static void __exit alsa_card_intel8x0_exit(void) 2926 { 2927 pci_unregister_driver(&driver); 2928 } 2929 2930 module_init(alsa_card_intel8x0_init) 2931 module_exit(alsa_card_intel8x0_exit) 2932