1/* 2 * ALSA driver for Intel ICH (i8x0) chipsets 3 * 4 * Copyright (c) 2000 Jaroslav Kysela <perex@perex.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 <asm/io.h> 30#include <linux/delay.h> 31#include <linux/interrupt.h> 32#include <linux/init.h> 33#include <linux/pci.h> 34#include <linux/slab.h> 35#include <linux/moduleparam.h> 36#include <sound/core.h> 37#include <sound/pcm.h> 38#include <sound/ac97_codec.h> 39#include <sound/info.h> 40#include <sound/initval.h> 41/* for 440MX workaround */ 42#include <asm/pgtable.h> 43#include <asm/cacheflush.h> 44 45MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 46MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455"); 47MODULE_LICENSE("GPL"); 48MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH}," 49 "{Intel,82901AB-ICH0}," 50 "{Intel,82801BA-ICH2}," 51 "{Intel,82801CA-ICH3}," 52 "{Intel,82801DB-ICH4}," 53 "{Intel,ICH5}," 54 "{Intel,ICH6}," 55 "{Intel,ICH7}," 56 "{Intel,6300ESB}," 57 "{Intel,ESB2}," 58 "{Intel,MX440}," 59 "{SiS,SI7012}," 60 "{NVidia,nForce Audio}," 61 "{NVidia,nForce2 Audio}," 62 "{NVidia,nForce3 Audio}," 63 "{NVidia,MCP04}," 64 "{NVidia,MCP501}," 65 "{NVidia,CK804}," 66 "{NVidia,CK8}," 67 "{NVidia,CK8S}," 68 "{AMD,AMD768}," 69 "{AMD,AMD8111}," 70 "{ALI,M5455}}"); 71 72static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ 73static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ 74static int ac97_clock; 75static char *ac97_quirk; 76static int buggy_semaphore; 77static int buggy_irq = -1; /* auto-check */ 78static int xbox; 79static int spdif_aclink = -1; 80 81module_param(index, int, 0444); 82MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard."); 83module_param(id, charp, 0444); 84MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard."); 85module_param(ac97_clock, int, 0444); 86MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = whitelist + auto-detect, 1 = force autodetect)."); 87module_param(ac97_quirk, charp, 0444); 88MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware."); 89module_param(buggy_semaphore, bool, 0444); 90MODULE_PARM_DESC(buggy_semaphore, "Enable workaround for hardwares with problematic codec semaphores."); 91module_param(buggy_irq, bool, 0444); 92MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards."); 93module_param(xbox, bool, 0444); 94MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection."); 95module_param(spdif_aclink, int, 0444); 96MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link."); 97 98/* just for backward compatibility */ 99static int enable; 100module_param(enable, bool, 0444); 101static int joystick; 102module_param(joystick, int, 0444); 103 104/* 105 * Direct registers 106 */ 107enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE }; 108 109#define ICHREG(x) ICH_REG_##x 110 111#define DEFINE_REGSET(name,base) \ 112enum { \ 113 ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \ 114 ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \ 115 ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \ 116 ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \ 117 ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \ 118 ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \ 119 ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \ 120}; 121 122/* busmaster blocks */ 123DEFINE_REGSET(OFF, 0); /* offset */ 124DEFINE_REGSET(PI, 0x00); /* PCM in */ 125DEFINE_REGSET(PO, 0x10); /* PCM out */ 126DEFINE_REGSET(MC, 0x20); /* Mic in */ 127 128/* ICH4 busmaster blocks */ 129DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */ 130DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */ 131DEFINE_REGSET(SP, 0x60); /* SPDIF out */ 132 133/* values for each busmaster block */ 134 135/* LVI */ 136#define ICH_REG_LVI_MASK 0x1f 137 138/* SR */ 139#define ICH_FIFOE 0x10 /* FIFO error */ 140#define ICH_BCIS 0x08 /* buffer completion interrupt status */ 141#define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */ 142#define ICH_CELV 0x02 /* current equals last valid */ 143#define ICH_DCH 0x01 /* DMA controller halted */ 144 145/* PIV */ 146#define ICH_REG_PIV_MASK 0x1f /* mask */ 147 148/* CR */ 149#define ICH_IOCE 0x10 /* interrupt on completion enable */ 150#define ICH_FEIE 0x08 /* fifo error interrupt enable */ 151#define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */ 152#define ICH_RESETREGS 0x02 /* reset busmaster registers */ 153#define ICH_STARTBM 0x01 /* start busmaster operation */ 154 155 156/* global block */ 157#define ICH_REG_GLOB_CNT 0x2c /* dword - global control */ 158#define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */ 159#define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */ 160#define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */ 161#define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */ 162#define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */ 163#define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */ 164#define ICH_PCM_246_MASK 0x00300000 /* chan mask (not all chips) */ 165#define ICH_PCM_8 0x00300000 /* 8 channels (not all chips) */ 166#define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */ 167#define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */ 168#define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */ 169#define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */ 170#define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */ 171#define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */ 172#define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */ 173#define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */ 174#define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */ 175#define ICH_PRIE 0x00000010 /* primary resume interrupt enable */ 176#define ICH_ACLINK 0x00000008 /* AClink shut off */ 177#define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */ 178#define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */ 179#define ICH_GIE 0x00000001 /* GPI interrupt enable */ 180#define ICH_REG_GLOB_STA 0x30 /* dword - global status */ 181#define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */ 182#define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */ 183#define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */ 184#define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */ 185#define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */ 186#define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */ 187#define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */ 188#define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */ 189#define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */ 190#define ICH_SIS_TRI 0x00080000 /* SIS: tertiary resume irq */ 191#define ICH_SIS_TCR 0x00040000 /* SIS: tertiary codec ready */ 192#define ICH_MD3 0x00020000 /* modem power down semaphore */ 193#define ICH_AD3 0x00010000 /* audio power down semaphore */ 194#define ICH_RCS 0x00008000 /* read completion status */ 195#define ICH_BIT3 0x00004000 /* bit 3 slot 12 */ 196#define ICH_BIT2 0x00002000 /* bit 2 slot 12 */ 197#define ICH_BIT1 0x00001000 /* bit 1 slot 12 */ 198#define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */ 199#define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */ 200#define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */ 201#define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */ 202#define ICH_MCINT 0x00000080 /* MIC capture interrupt */ 203#define ICH_POINT 0x00000040 /* playback interrupt */ 204#define ICH_PIINT 0x00000020 /* capture interrupt */ 205#define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */ 206#define ICH_MOINT 0x00000004 /* modem playback interrupt */ 207#define ICH_MIINT 0x00000002 /* modem capture interrupt */ 208#define ICH_GSCI 0x00000001 /* GPI status change interrupt */ 209#define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */ 210#define ICH_CAS 0x01 /* codec access semaphore */ 211#define ICH_REG_SDM 0x80 212#define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */ 213#define ICH_DI2L_SHIFT 6 214#define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */ 215#define ICH_DI1L_SHIFT 4 216#define ICH_SE 0x00000008 /* steer enable */ 217#define ICH_LDI_MASK 0x00000003 /* last codec read data input */ 218 219#define ICH_MAX_FRAGS 32 /* max hw frags */ 220 221 222/* 223 * registers for Ali5455 224 */ 225 226/* ALi 5455 busmaster blocks */ 227DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */ 228DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */ 229DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */ 230DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */ 231DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */ 232DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */ 233DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */ 234DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */ 235DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */ 236DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */ 237DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */ 238 239enum { 240 ICH_REG_ALI_SCR = 0x00, /* System Control Register */ 241 ICH_REG_ALI_SSR = 0x04, /* System Status Register */ 242 ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */ 243 ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */ 244 ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */ 245 ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */ 246 ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */ 247 ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */ 248 ICH_REG_ALI_CPR = 0x20, /* Command Port Register */ 249 ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */ 250 ICH_REG_ALI_SPR = 0x24, /* Status Port Register */ 251 ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */ 252 ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */ 253 ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */ 254 ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */ 255 ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */ 256 ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */ 257 ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */ 258 ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */ 259 ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */ 260 ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */ 261}; 262 263#define ALI_CAS_SEM_BUSY 0x80000000 264#define ALI_CPR_ADDR_SECONDARY 0x100 265#define ALI_CPR_ADDR_READ 0x80 266#define ALI_CSPSR_CODEC_READY 0x08 267#define ALI_CSPSR_READ_OK 0x02 268#define ALI_CSPSR_WRITE_OK 0x01 269 270/* interrupts for the whole chip by interrupt status register finish */ 271 272#define ALI_INT_MICIN2 (1<<26) 273#define ALI_INT_PCMIN2 (1<<25) 274#define ALI_INT_I2SIN (1<<24) 275#define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */ 276#define ALI_INT_SPDIFIN (1<<22) 277#define ALI_INT_LFEOUT (1<<21) 278#define ALI_INT_CENTEROUT (1<<20) 279#define ALI_INT_CODECSPDIFOUT (1<<19) 280#define ALI_INT_MICIN (1<<18) 281#define ALI_INT_PCMOUT (1<<17) 282#define ALI_INT_PCMIN (1<<16) 283#define ALI_INT_CPRAIS (1<<7) /* command port available */ 284#define ALI_INT_SPRAIS (1<<5) /* status port available */ 285#define ALI_INT_GPIO (1<<1) 286#define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|\ 287 ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN) 288 289#define ICH_ALI_SC_RESET (1<<31) /* master reset */ 290#define ICH_ALI_SC_AC97_DBL (1<<30) 291#define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */ 292#define ICH_ALI_SC_IN_BITS (3<<18) 293#define ICH_ALI_SC_OUT_BITS (3<<16) 294#define ICH_ALI_SC_6CH_CFG (3<<14) 295#define ICH_ALI_SC_PCM_4 (1<<8) 296#define ICH_ALI_SC_PCM_6 (2<<8) 297#define ICH_ALI_SC_PCM_246_MASK (3<<8) 298 299#define ICH_ALI_SS_SEC_ID (3<<5) 300#define ICH_ALI_SS_PRI_ID (3<<3) 301 302#define ICH_ALI_IF_AC97SP (1<<21) 303#define ICH_ALI_IF_MC (1<<20) 304#define ICH_ALI_IF_PI (1<<19) 305#define ICH_ALI_IF_MC2 (1<<18) 306#define ICH_ALI_IF_PI2 (1<<17) 307#define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */ 308#define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */ 309#define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */ 310#define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */ 311#define ICH_ALI_IF_PO_SPDF (1<<3) 312#define ICH_ALI_IF_PO (1<<1) 313 314/* 315 * 316 */ 317 318enum { 319 ICHD_PCMIN, 320 ICHD_PCMOUT, 321 ICHD_MIC, 322 ICHD_MIC2, 323 ICHD_PCM2IN, 324 ICHD_SPBAR, 325 ICHD_LAST = ICHD_SPBAR 326}; 327enum { 328 NVD_PCMIN, 329 NVD_PCMOUT, 330 NVD_MIC, 331 NVD_SPBAR, 332 NVD_LAST = NVD_SPBAR 333}; 334enum { 335 ALID_PCMIN, 336 ALID_PCMOUT, 337 ALID_MIC, 338 ALID_AC97SPDIFOUT, 339 ALID_SPDIFIN, 340 ALID_SPDIFOUT, 341 ALID_LAST = ALID_SPDIFOUT 342}; 343 344#define get_ichdev(substream) (substream->runtime->private_data) 345 346struct ichdev { 347 unsigned int ichd; /* ich device number */ 348 unsigned long reg_offset; /* offset to bmaddr */ 349 u32 *bdbar; /* CPU address (32bit) */ 350 unsigned int bdbar_addr; /* PCI bus address (32bit) */ 351 struct snd_pcm_substream *substream; 352 unsigned int physbuf; /* physical address (32bit) */ 353 unsigned int size; 354 unsigned int fragsize; 355 unsigned int fragsize1; 356 unsigned int position; 357 unsigned int pos_shift; 358 unsigned int last_pos; 359 int frags; 360 int lvi; 361 int lvi_frag; 362 int civ; 363 int ack; 364 int ack_reload; 365 unsigned int ack_bit; 366 unsigned int roff_sr; 367 unsigned int roff_picb; 368 unsigned int int_sta_mask; /* interrupt status mask */ 369 unsigned int ali_slot; /* ALI DMA slot */ 370 struct ac97_pcm *pcm; 371 int pcm_open_flag; 372 unsigned int page_attr_changed: 1; 373 unsigned int suspended: 1; 374}; 375 376struct intel8x0 { 377 unsigned int device_type; 378 379 int irq; 380 381 void __iomem *addr; 382 void __iomem *bmaddr; 383 384 struct pci_dev *pci; 385 struct snd_card *card; 386 387 int pcm_devs; 388 struct snd_pcm *pcm[6]; 389 struct ichdev ichd[6]; 390 391 unsigned multi4: 1, 392 multi6: 1, 393 multi8 :1, 394 dra: 1, 395 smp20bit: 1; 396 unsigned in_ac97_init: 1, 397 in_sdin_init: 1; 398 unsigned in_measurement: 1; /* during ac97 clock measurement */ 399 unsigned fix_nocache: 1; /* workaround for 440MX */ 400 unsigned buggy_irq: 1; /* workaround for buggy mobos */ 401 unsigned xbox: 1; /* workaround for Xbox AC'97 detection */ 402 unsigned buggy_semaphore: 1; /* workaround for buggy codec semaphore */ 403 404 int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */ 405 unsigned int sdm_saved; /* SDM reg value */ 406 407 struct snd_ac97_bus *ac97_bus; 408 struct snd_ac97 *ac97[3]; 409 unsigned int ac97_sdin[3]; 410 unsigned int max_codecs, ncodecs; 411 unsigned int *codec_bit; 412 unsigned int codec_isr_bits; 413 unsigned int codec_ready_bits; 414 415 spinlock_t reg_lock; 416 417 u32 bdbars_count; 418 struct snd_dma_buffer bdbars; 419 u32 int_sta_reg; /* interrupt status register */ 420 u32 int_sta_mask; /* interrupt status mask */ 421}; 422 423static DEFINE_PCI_DEVICE_TABLE(snd_intel8x0_ids) = { 424 { PCI_VDEVICE(INTEL, 0x2415), DEVICE_INTEL }, /* 82801AA */ 425 { PCI_VDEVICE(INTEL, 0x2425), DEVICE_INTEL }, /* 82901AB */ 426 { PCI_VDEVICE(INTEL, 0x2445), DEVICE_INTEL }, /* 82801BA */ 427 { PCI_VDEVICE(INTEL, 0x2485), DEVICE_INTEL }, /* ICH3 */ 428 { PCI_VDEVICE(INTEL, 0x24c5), DEVICE_INTEL_ICH4 }, /* ICH4 */ 429 { PCI_VDEVICE(INTEL, 0x24d5), DEVICE_INTEL_ICH4 }, /* ICH5 */ 430 { PCI_VDEVICE(INTEL, 0x25a6), DEVICE_INTEL_ICH4 }, /* ESB */ 431 { PCI_VDEVICE(INTEL, 0x266e), DEVICE_INTEL_ICH4 }, /* ICH6 */ 432 { PCI_VDEVICE(INTEL, 0x27de), DEVICE_INTEL_ICH4 }, /* ICH7 */ 433 { PCI_VDEVICE(INTEL, 0x2698), DEVICE_INTEL_ICH4 }, /* ESB2 */ 434 { PCI_VDEVICE(INTEL, 0x7195), DEVICE_INTEL }, /* 440MX */ 435 { PCI_VDEVICE(SI, 0x7012), DEVICE_SIS }, /* SI7012 */ 436 { PCI_VDEVICE(NVIDIA, 0x01b1), DEVICE_NFORCE }, /* NFORCE */ 437 { PCI_VDEVICE(NVIDIA, 0x003a), DEVICE_NFORCE }, /* MCP04 */ 438 { PCI_VDEVICE(NVIDIA, 0x006a), DEVICE_NFORCE }, /* NFORCE2 */ 439 { PCI_VDEVICE(NVIDIA, 0x0059), DEVICE_NFORCE }, /* CK804 */ 440 { PCI_VDEVICE(NVIDIA, 0x008a), DEVICE_NFORCE }, /* CK8 */ 441 { PCI_VDEVICE(NVIDIA, 0x00da), DEVICE_NFORCE }, /* NFORCE3 */ 442 { PCI_VDEVICE(NVIDIA, 0x00ea), DEVICE_NFORCE }, /* CK8S */ 443 { PCI_VDEVICE(NVIDIA, 0x026b), DEVICE_NFORCE }, /* MCP51 */ 444 { PCI_VDEVICE(AMD, 0x746d), DEVICE_INTEL }, /* AMD8111 */ 445 { PCI_VDEVICE(AMD, 0x7445), DEVICE_INTEL }, /* AMD768 */ 446 { PCI_VDEVICE(AL, 0x5455), DEVICE_ALI }, /* Ali5455 */ 447 { 0, } 448}; 449 450MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids); 451 452/* 453 * Lowlevel I/O - busmaster 454 */ 455 456static inline u8 igetbyte(struct intel8x0 *chip, u32 offset) 457{ 458 return ioread8(chip->bmaddr + offset); 459} 460 461static inline u16 igetword(struct intel8x0 *chip, u32 offset) 462{ 463 return ioread16(chip->bmaddr + offset); 464} 465 466static inline u32 igetdword(struct intel8x0 *chip, u32 offset) 467{ 468 return ioread32(chip->bmaddr + offset); 469} 470 471static inline void iputbyte(struct intel8x0 *chip, u32 offset, u8 val) 472{ 473 iowrite8(val, chip->bmaddr + offset); 474} 475 476static inline void iputword(struct intel8x0 *chip, u32 offset, u16 val) 477{ 478 iowrite16(val, chip->bmaddr + offset); 479} 480 481static inline void iputdword(struct intel8x0 *chip, u32 offset, u32 val) 482{ 483 iowrite32(val, chip->bmaddr + offset); 484} 485 486/* 487 * Lowlevel I/O - AC'97 registers 488 */ 489 490static inline u16 iagetword(struct intel8x0 *chip, u32 offset) 491{ 492 return ioread16(chip->addr + offset); 493} 494 495static inline void iaputword(struct intel8x0 *chip, u32 offset, u16 val) 496{ 497 iowrite16(val, chip->addr + offset); 498} 499 500/* 501 * Basic I/O 502 */ 503 504/* 505 * access to AC97 codec via normal i/o (for ICH and SIS7012) 506 */ 507 508static int snd_intel8x0_codec_semaphore(struct intel8x0 *chip, unsigned int codec) 509{ 510 int time; 511 512 if (codec > 2) 513 return -EIO; 514 if (chip->in_sdin_init) { 515 /* we don't know the ready bit assignment at the moment */ 516 /* so we check any */ 517 codec = chip->codec_isr_bits; 518 } else { 519 codec = chip->codec_bit[chip->ac97_sdin[codec]]; 520 } 521 522 /* codec ready ? */ 523 if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0) 524 return -EIO; 525 526 if (chip->buggy_semaphore) 527 return 0; /* just ignore ... */ 528 529 /* Anyone holding a semaphore for 1 msec should be shot... */ 530 time = 100; 531 do { 532 if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS)) 533 return 0; 534 udelay(10); 535 } while (time--); 536 537 /* access to some forbidden (non existent) ac97 registers will not 538 * reset the semaphore. So even if you don't get the semaphore, still 539 * continue the access. We don't need the semaphore anyway. */ 540 snd_printk(KERN_ERR "codec_semaphore: semaphore is not ready [0x%x][0x%x]\n", 541 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA))); 542 iagetword(chip, 0); /* clear semaphore flag */ 543 /* I don't care about the semaphore */ 544 return -EBUSY; 545} 546 547static void snd_intel8x0_codec_write(struct snd_ac97 *ac97, 548 unsigned short reg, 549 unsigned short val) 550{ 551 struct intel8x0 *chip = ac97->private_data; 552 553 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 554 if (! chip->in_ac97_init) 555 snd_printk(KERN_ERR "codec_write %d: semaphore is not ready for register 0x%x\n", ac97->num, reg); 556 } 557 iaputword(chip, reg + ac97->num * 0x80, val); 558} 559 560static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97, 561 unsigned short reg) 562{ 563 struct intel8x0 *chip = ac97->private_data; 564 unsigned short res; 565 unsigned int tmp; 566 567 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 568 if (! chip->in_ac97_init) 569 snd_printk(KERN_ERR "codec_read %d: semaphore is not ready for register 0x%x\n", ac97->num, reg); 570 res = 0xffff; 571 } else { 572 res = iagetword(chip, reg + ac97->num * 0x80); 573 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 574 /* reset RCS and preserve other R/WC bits */ 575 iputdword(chip, ICHREG(GLOB_STA), tmp & 576 ~(chip->codec_ready_bits | ICH_GSCI)); 577 if (! chip->in_ac97_init) 578 snd_printk(KERN_ERR "codec_read %d: read timeout for register 0x%x\n", ac97->num, reg); 579 res = 0xffff; 580 } 581 } 582 return res; 583} 584 585static void __devinit snd_intel8x0_codec_read_test(struct intel8x0 *chip, 586 unsigned int codec) 587{ 588 unsigned int tmp; 589 590 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) { 591 iagetword(chip, codec * 0x80); 592 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 593 /* reset RCS and preserve other R/WC bits */ 594 iputdword(chip, ICHREG(GLOB_STA), tmp & 595 ~(chip->codec_ready_bits | ICH_GSCI)); 596 } 597 } 598} 599 600/* 601 * access to AC97 for Ali5455 602 */ 603static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask) 604{ 605 int count = 0; 606 for (count = 0; count < 0x7f; count++) { 607 int val = igetbyte(chip, ICHREG(ALI_CSPSR)); 608 if (val & mask) 609 return 0; 610 } 611 if (! chip->in_ac97_init) 612 snd_printd(KERN_WARNING "intel8x0: AC97 codec ready timeout.\n"); 613 return -EBUSY; 614} 615 616static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip) 617{ 618 int time = 100; 619 if (chip->buggy_semaphore) 620 return 0; /* just ignore ... */ 621 while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY)) 622 udelay(1); 623 if (! time && ! chip->in_ac97_init) 624 snd_printk(KERN_WARNING "ali_codec_semaphore timeout\n"); 625 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY); 626} 627 628static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg) 629{ 630 struct intel8x0 *chip = ac97->private_data; 631 unsigned short data = 0xffff; 632 633 if (snd_intel8x0_ali_codec_semaphore(chip)) 634 goto __err; 635 reg |= ALI_CPR_ADDR_READ; 636 if (ac97->num) 637 reg |= ALI_CPR_ADDR_SECONDARY; 638 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 639 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK)) 640 goto __err; 641 data = igetword(chip, ICHREG(ALI_SPR)); 642 __err: 643 return data; 644} 645 646static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg, 647 unsigned short val) 648{ 649 struct intel8x0 *chip = ac97->private_data; 650 651 if (snd_intel8x0_ali_codec_semaphore(chip)) 652 return; 653 iputword(chip, ICHREG(ALI_CPR), val); 654 if (ac97->num) 655 reg |= ALI_CPR_ADDR_SECONDARY; 656 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 657 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK); 658} 659 660 661/* 662 * DMA I/O 663 */ 664static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev) 665{ 666 int idx; 667 u32 *bdbar = ichdev->bdbar; 668 unsigned long port = ichdev->reg_offset; 669 670 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 671 if (ichdev->size == ichdev->fragsize) { 672 ichdev->ack_reload = ichdev->ack = 2; 673 ichdev->fragsize1 = ichdev->fragsize >> 1; 674 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) { 675 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf); 676 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 677 ichdev->fragsize1 >> ichdev->pos_shift); 678 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1)); 679 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 680 ichdev->fragsize1 >> ichdev->pos_shift); 681 } 682 ichdev->frags = 2; 683 } else { 684 ichdev->ack_reload = ichdev->ack = 1; 685 ichdev->fragsize1 = ichdev->fragsize; 686 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) { 687 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + 688 (((idx >> 1) * ichdev->fragsize) % 689 ichdev->size)); 690 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 691 ichdev->fragsize >> ichdev->pos_shift); 692#if 0 693 printk(KERN_DEBUG "bdbar[%i] = 0x%x [0x%x]\n", 694 idx + 0, bdbar[idx + 0], bdbar[idx + 1]); 695#endif 696 } 697 ichdev->frags = ichdev->size / ichdev->fragsize; 698 } 699 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK); 700 ichdev->civ = 0; 701 iputbyte(chip, port + ICH_REG_OFF_CIV, 0); 702 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags; 703 ichdev->position = 0; 704#if 0 705 printk(KERN_DEBUG "lvi_frag = %i, frags = %i, period_size = 0x%x, " 706 "period_size1 = 0x%x\n", 707 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, 708 ichdev->fragsize1); 709#endif 710 /* clear interrupts */ 711 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 712} 713 714#ifdef __i386__ 715/* 716 * Intel 82443MX running a 100MHz processor system bus has a hardware bug, 717 * which aborts PCI busmaster for audio transfer. A workaround is to set 718 * the pages as non-cached. For details, see the errata in 719 * http://download.intel.com/design/chipsets/specupdt/24505108.pdf 720 */ 721static void fill_nocache(void *buf, int size, int nocache) 722{ 723 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; 724 if (nocache) 725 set_pages_uc(virt_to_page(buf), size); 726 else 727 set_pages_wb(virt_to_page(buf), size); 728} 729#else 730#define fill_nocache(buf, size, nocache) do { ; } while (0) 731#endif 732 733/* 734 * Interrupt handler 735 */ 736 737static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev) 738{ 739 unsigned long port = ichdev->reg_offset; 740 unsigned long flags; 741 int status, civ, i, step; 742 int ack = 0; 743 744 spin_lock_irqsave(&chip->reg_lock, flags); 745 status = igetbyte(chip, port + ichdev->roff_sr); 746 civ = igetbyte(chip, port + ICH_REG_OFF_CIV); 747 if (!(status & ICH_BCIS)) { 748 step = 0; 749 } else if (civ == ichdev->civ) { 750 // snd_printd("civ same %d\n", civ); 751 step = 1; 752 ichdev->civ++; 753 ichdev->civ &= ICH_REG_LVI_MASK; 754 } else { 755 step = civ - ichdev->civ; 756 if (step < 0) 757 step += ICH_REG_LVI_MASK + 1; 758 // if (step != 1) 759 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ); 760 ichdev->civ = civ; 761 } 762 763 ichdev->position += step * ichdev->fragsize1; 764 if (! chip->in_measurement) 765 ichdev->position %= ichdev->size; 766 ichdev->lvi += step; 767 ichdev->lvi &= ICH_REG_LVI_MASK; 768 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 769 for (i = 0; i < step; i++) { 770 ichdev->lvi_frag++; 771 ichdev->lvi_frag %= ichdev->frags; 772 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1); 773#if 0 774 printk(KERN_DEBUG "new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, " 775 "all = 0x%x, 0x%x\n", 776 ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2], 777 ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port), 778 inl(port + 4), inb(port + ICH_REG_OFF_CR)); 779#endif 780 if (--ichdev->ack == 0) { 781 ichdev->ack = ichdev->ack_reload; 782 ack = 1; 783 } 784 } 785 spin_unlock_irqrestore(&chip->reg_lock, flags); 786 if (ack && ichdev->substream) { 787 snd_pcm_period_elapsed(ichdev->substream); 788 } 789 iputbyte(chip, port + ichdev->roff_sr, 790 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI)); 791} 792 793static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id) 794{ 795 struct intel8x0 *chip = dev_id; 796 struct ichdev *ichdev; 797 unsigned int status; 798 unsigned int i; 799 800 status = igetdword(chip, chip->int_sta_reg); 801 if (status == 0xffffffff) /* we are not yet resumed */ 802 return IRQ_NONE; 803 804 if ((status & chip->int_sta_mask) == 0) { 805 if (status) { 806 /* ack */ 807 iputdword(chip, chip->int_sta_reg, status); 808 if (! chip->buggy_irq) 809 status = 0; 810 } 811 return IRQ_RETVAL(status); 812 } 813 814 for (i = 0; i < chip->bdbars_count; i++) { 815 ichdev = &chip->ichd[i]; 816 if (status & ichdev->int_sta_mask) 817 snd_intel8x0_update(chip, ichdev); 818 } 819 820 /* ack them */ 821 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask); 822 823 return IRQ_HANDLED; 824} 825 826/* 827 * PCM part 828 */ 829 830static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 831{ 832 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 833 struct ichdev *ichdev = get_ichdev(substream); 834 unsigned char val = 0; 835 unsigned long port = ichdev->reg_offset; 836 837 switch (cmd) { 838 case SNDRV_PCM_TRIGGER_RESUME: 839 ichdev->suspended = 0; 840 /* fallthru */ 841 case SNDRV_PCM_TRIGGER_START: 842 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 843 val = ICH_IOCE | ICH_STARTBM; 844 ichdev->last_pos = ichdev->position; 845 break; 846 case SNDRV_PCM_TRIGGER_SUSPEND: 847 ichdev->suspended = 1; 848 /* fallthru */ 849 case SNDRV_PCM_TRIGGER_STOP: 850 val = 0; 851 break; 852 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 853 val = ICH_IOCE; 854 break; 855 default: 856 return -EINVAL; 857 } 858 iputbyte(chip, port + ICH_REG_OFF_CR, val); 859 if (cmd == SNDRV_PCM_TRIGGER_STOP) { 860 /* wait until DMA stopped */ 861 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ; 862 /* reset whole DMA things */ 863 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 864 } 865 return 0; 866} 867 868static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd) 869{ 870 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 871 struct ichdev *ichdev = get_ichdev(substream); 872 unsigned long port = ichdev->reg_offset; 873 static int fiforeg[] = { 874 ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3) 875 }; 876 unsigned int val, fifo; 877 878 val = igetdword(chip, ICHREG(ALI_DMACR)); 879 switch (cmd) { 880 case SNDRV_PCM_TRIGGER_RESUME: 881 ichdev->suspended = 0; 882 /* fallthru */ 883 case SNDRV_PCM_TRIGGER_START: 884 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 885 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 886 /* clear FIFO for synchronization of channels */ 887 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]); 888 fifo &= ~(0xff << (ichdev->ali_slot % 4)); 889 fifo |= 0x83 << (ichdev->ali_slot % 4); 890 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo); 891 } 892 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 893 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */ 894 /* start DMA */ 895 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot)); 896 break; 897 case SNDRV_PCM_TRIGGER_SUSPEND: 898 ichdev->suspended = 1; 899 /* fallthru */ 900 case SNDRV_PCM_TRIGGER_STOP: 901 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 902 /* pause */ 903 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16))); 904 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 905 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 906 ; 907 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) 908 break; 909 /* reset whole DMA things */ 910 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 911 /* clear interrupts */ 912 iputbyte(chip, port + ICH_REG_OFF_SR, 913 igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e); 914 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 915 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask); 916 break; 917 default: 918 return -EINVAL; 919 } 920 return 0; 921} 922 923static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream, 924 struct snd_pcm_hw_params *hw_params) 925{ 926 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 927 struct ichdev *ichdev = get_ichdev(substream); 928 struct snd_pcm_runtime *runtime = substream->runtime; 929 int dbl = params_rate(hw_params) > 48000; 930 int err; 931 932 if (chip->fix_nocache && ichdev->page_attr_changed) { 933 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); /* clear */ 934 ichdev->page_attr_changed = 0; 935 } 936 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 937 if (err < 0) 938 return err; 939 if (chip->fix_nocache) { 940 if (runtime->dma_area && ! ichdev->page_attr_changed) { 941 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 942 ichdev->page_attr_changed = 1; 943 } 944 } 945 if (ichdev->pcm_open_flag) { 946 snd_ac97_pcm_close(ichdev->pcm); 947 ichdev->pcm_open_flag = 0; 948 } 949 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params), 950 params_channels(hw_params), 951 ichdev->pcm->r[dbl].slots); 952 if (err >= 0) { 953 ichdev->pcm_open_flag = 1; 954 /* Force SPDIF setting */ 955 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0) 956 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF, 957 params_rate(hw_params)); 958 } 959 return err; 960} 961 962static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream) 963{ 964 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 965 struct ichdev *ichdev = get_ichdev(substream); 966 967 if (ichdev->pcm_open_flag) { 968 snd_ac97_pcm_close(ichdev->pcm); 969 ichdev->pcm_open_flag = 0; 970 } 971 if (chip->fix_nocache && ichdev->page_attr_changed) { 972 fill_nocache(substream->runtime->dma_area, substream->runtime->dma_bytes, 0); 973 ichdev->page_attr_changed = 0; 974 } 975 return snd_pcm_lib_free_pages(substream); 976} 977 978static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip, 979 struct snd_pcm_runtime *runtime) 980{ 981 unsigned int cnt; 982 int dbl = runtime->rate > 48000; 983 984 spin_lock_irq(&chip->reg_lock); 985 switch (chip->device_type) { 986 case DEVICE_ALI: 987 cnt = igetdword(chip, ICHREG(ALI_SCR)); 988 cnt &= ~ICH_ALI_SC_PCM_246_MASK; 989 if (runtime->channels == 4 || dbl) 990 cnt |= ICH_ALI_SC_PCM_4; 991 else if (runtime->channels == 6) 992 cnt |= ICH_ALI_SC_PCM_6; 993 iputdword(chip, ICHREG(ALI_SCR), cnt); 994 break; 995 case DEVICE_SIS: 996 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 997 cnt &= ~ICH_SIS_PCM_246_MASK; 998 if (runtime->channels == 4 || dbl) 999 cnt |= ICH_SIS_PCM_4; 1000 else if (runtime->channels == 6) 1001 cnt |= ICH_SIS_PCM_6; 1002 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1003 break; 1004 default: 1005 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1006 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT); 1007 if (runtime->channels == 4 || dbl) 1008 cnt |= ICH_PCM_4; 1009 else if (runtime->channels == 6) 1010 cnt |= ICH_PCM_6; 1011 else if (runtime->channels == 8) 1012 cnt |= ICH_PCM_8; 1013 if (chip->device_type == DEVICE_NFORCE) { 1014 /* reset to 2ch once to keep the 6 channel data in alignment, 1015 * to start from Front Left always 1016 */ 1017 if (cnt & ICH_PCM_246_MASK) { 1018 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK); 1019 spin_unlock_irq(&chip->reg_lock); 1020 msleep(50); /* grrr... */ 1021 spin_lock_irq(&chip->reg_lock); 1022 } 1023 } else if (chip->device_type == DEVICE_INTEL_ICH4) { 1024 if (runtime->sample_bits > 16) 1025 cnt |= ICH_PCM_20BIT; 1026 } 1027 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1028 break; 1029 } 1030 spin_unlock_irq(&chip->reg_lock); 1031} 1032 1033static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream) 1034{ 1035 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1036 struct snd_pcm_runtime *runtime = substream->runtime; 1037 struct ichdev *ichdev = get_ichdev(substream); 1038 1039 ichdev->physbuf = runtime->dma_addr; 1040 ichdev->size = snd_pcm_lib_buffer_bytes(substream); 1041 ichdev->fragsize = snd_pcm_lib_period_bytes(substream); 1042 if (ichdev->ichd == ICHD_PCMOUT) { 1043 snd_intel8x0_setup_pcm_out(chip, runtime); 1044 if (chip->device_type == DEVICE_INTEL_ICH4) 1045 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1; 1046 } 1047 snd_intel8x0_setup_periods(chip, ichdev); 1048 return 0; 1049} 1050 1051static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream) 1052{ 1053 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1054 struct ichdev *ichdev = get_ichdev(substream); 1055 size_t ptr1, ptr; 1056 int civ, timeout = 10; 1057 unsigned int position; 1058 1059 spin_lock(&chip->reg_lock); 1060 do { 1061 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 1062 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 1063 position = ichdev->position; 1064 if (ptr1 == 0) { 1065 udelay(10); 1066 continue; 1067 } 1068 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 1069 ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 1070 break; 1071 } while (timeout--); 1072 ptr = ichdev->last_pos; 1073 if (ptr1 != 0) { 1074 ptr1 <<= ichdev->pos_shift; 1075 ptr = ichdev->fragsize1 - ptr1; 1076 ptr += position; 1077 if (ptr < ichdev->last_pos) { 1078 unsigned int pos_base, last_base; 1079 pos_base = position / ichdev->fragsize1; 1080 last_base = ichdev->last_pos / ichdev->fragsize1; 1081 /* another sanity check; ptr1 can go back to full 1082 * before the base position is updated 1083 */ 1084 if (pos_base == last_base) 1085 ptr = ichdev->last_pos; 1086 } 1087 } 1088 ichdev->last_pos = ptr; 1089 spin_unlock(&chip->reg_lock); 1090 if (ptr >= ichdev->size) 1091 return 0; 1092 return bytes_to_frames(substream->runtime, ptr); 1093} 1094 1095static struct snd_pcm_hardware snd_intel8x0_stream = 1096{ 1097 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1098 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1099 SNDRV_PCM_INFO_MMAP_VALID | 1100 SNDRV_PCM_INFO_PAUSE | 1101 SNDRV_PCM_INFO_RESUME), 1102 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1103 .rates = SNDRV_PCM_RATE_48000, 1104 .rate_min = 48000, 1105 .rate_max = 48000, 1106 .channels_min = 2, 1107 .channels_max = 2, 1108 .buffer_bytes_max = 128 * 1024, 1109 .period_bytes_min = 32, 1110 .period_bytes_max = 128 * 1024, 1111 .periods_min = 1, 1112 .periods_max = 1024, 1113 .fifo_size = 0, 1114}; 1115 1116static unsigned int channels4[] = { 1117 2, 4, 1118}; 1119 1120static struct snd_pcm_hw_constraint_list hw_constraints_channels4 = { 1121 .count = ARRAY_SIZE(channels4), 1122 .list = channels4, 1123 .mask = 0, 1124}; 1125 1126static unsigned int channels6[] = { 1127 2, 4, 6, 1128}; 1129 1130static struct snd_pcm_hw_constraint_list hw_constraints_channels6 = { 1131 .count = ARRAY_SIZE(channels6), 1132 .list = channels6, 1133 .mask = 0, 1134}; 1135 1136static unsigned int channels8[] = { 1137 2, 4, 6, 8, 1138}; 1139 1140static struct snd_pcm_hw_constraint_list hw_constraints_channels8 = { 1141 .count = ARRAY_SIZE(channels8), 1142 .list = channels8, 1143 .mask = 0, 1144}; 1145 1146static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev) 1147{ 1148 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1149 struct snd_pcm_runtime *runtime = substream->runtime; 1150 int err; 1151 1152 ichdev->substream = substream; 1153 runtime->hw = snd_intel8x0_stream; 1154 runtime->hw.rates = ichdev->pcm->rates; 1155 snd_pcm_limit_hw_rates(runtime); 1156 if (chip->device_type == DEVICE_SIS) { 1157 runtime->hw.buffer_bytes_max = 64*1024; 1158 runtime->hw.period_bytes_max = 64*1024; 1159 } 1160 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 1161 return err; 1162 runtime->private_data = ichdev; 1163 return 0; 1164} 1165 1166static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream) 1167{ 1168 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1169 struct snd_pcm_runtime *runtime = substream->runtime; 1170 int err; 1171 1172 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]); 1173 if (err < 0) 1174 return err; 1175 1176 if (chip->multi8) { 1177 runtime->hw.channels_max = 8; 1178 snd_pcm_hw_constraint_list(runtime, 0, 1179 SNDRV_PCM_HW_PARAM_CHANNELS, 1180 &hw_constraints_channels8); 1181 } else if (chip->multi6) { 1182 runtime->hw.channels_max = 6; 1183 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1184 &hw_constraints_channels6); 1185 } else if (chip->multi4) { 1186 runtime->hw.channels_max = 4; 1187 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1188 &hw_constraints_channels4); 1189 } 1190 if (chip->dra) { 1191 snd_ac97_pcm_double_rate_rules(runtime); 1192 } 1193 if (chip->smp20bit) { 1194 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE; 1195 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20); 1196 } 1197 return 0; 1198} 1199 1200static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream) 1201{ 1202 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1203 1204 chip->ichd[ICHD_PCMOUT].substream = NULL; 1205 return 0; 1206} 1207 1208static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream) 1209{ 1210 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1211 1212 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]); 1213} 1214 1215static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream) 1216{ 1217 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1218 1219 chip->ichd[ICHD_PCMIN].substream = NULL; 1220 return 0; 1221} 1222 1223static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream) 1224{ 1225 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1226 1227 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]); 1228} 1229 1230static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream) 1231{ 1232 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1233 1234 chip->ichd[ICHD_MIC].substream = NULL; 1235 return 0; 1236} 1237 1238static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream) 1239{ 1240 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1241 1242 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]); 1243} 1244 1245static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream) 1246{ 1247 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1248 1249 chip->ichd[ICHD_MIC2].substream = NULL; 1250 return 0; 1251} 1252 1253static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream) 1254{ 1255 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1256 1257 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]); 1258} 1259 1260static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream) 1261{ 1262 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1263 1264 chip->ichd[ICHD_PCM2IN].substream = NULL; 1265 return 0; 1266} 1267 1268static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream) 1269{ 1270 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1271 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1272 1273 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]); 1274} 1275 1276static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream) 1277{ 1278 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1279 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1280 1281 chip->ichd[idx].substream = NULL; 1282 return 0; 1283} 1284 1285static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream) 1286{ 1287 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1288 unsigned int val; 1289 1290 spin_lock_irq(&chip->reg_lock); 1291 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1292 val |= ICH_ALI_IF_AC97SP; 1293 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1294 /* also needs to set ALI_SC_CODEC_SPDF correctly */ 1295 spin_unlock_irq(&chip->reg_lock); 1296 1297 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]); 1298} 1299 1300static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream) 1301{ 1302 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1303 unsigned int val; 1304 1305 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL; 1306 spin_lock_irq(&chip->reg_lock); 1307 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1308 val &= ~ICH_ALI_IF_AC97SP; 1309 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1310 spin_unlock_irq(&chip->reg_lock); 1311 1312 return 0; 1313} 1314 1315#if 0 // NYI 1316static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream) 1317{ 1318 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1319 1320 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); 1321} 1322 1323static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream) 1324{ 1325 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1326 1327 chip->ichd[ALID_SPDIFIN].substream = NULL; 1328 return 0; 1329} 1330 1331static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream) 1332{ 1333 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1334 1335 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]); 1336} 1337 1338static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream) 1339{ 1340 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1341 1342 chip->ichd[ALID_SPDIFOUT].substream = NULL; 1343 return 0; 1344} 1345#endif 1346 1347static struct snd_pcm_ops snd_intel8x0_playback_ops = { 1348 .open = snd_intel8x0_playback_open, 1349 .close = snd_intel8x0_playback_close, 1350 .ioctl = snd_pcm_lib_ioctl, 1351 .hw_params = snd_intel8x0_hw_params, 1352 .hw_free = snd_intel8x0_hw_free, 1353 .prepare = snd_intel8x0_pcm_prepare, 1354 .trigger = snd_intel8x0_pcm_trigger, 1355 .pointer = snd_intel8x0_pcm_pointer, 1356}; 1357 1358static struct snd_pcm_ops snd_intel8x0_capture_ops = { 1359 .open = snd_intel8x0_capture_open, 1360 .close = snd_intel8x0_capture_close, 1361 .ioctl = snd_pcm_lib_ioctl, 1362 .hw_params = snd_intel8x0_hw_params, 1363 .hw_free = snd_intel8x0_hw_free, 1364 .prepare = snd_intel8x0_pcm_prepare, 1365 .trigger = snd_intel8x0_pcm_trigger, 1366 .pointer = snd_intel8x0_pcm_pointer, 1367}; 1368 1369static struct snd_pcm_ops snd_intel8x0_capture_mic_ops = { 1370 .open = snd_intel8x0_mic_open, 1371 .close = snd_intel8x0_mic_close, 1372 .ioctl = snd_pcm_lib_ioctl, 1373 .hw_params = snd_intel8x0_hw_params, 1374 .hw_free = snd_intel8x0_hw_free, 1375 .prepare = snd_intel8x0_pcm_prepare, 1376 .trigger = snd_intel8x0_pcm_trigger, 1377 .pointer = snd_intel8x0_pcm_pointer, 1378}; 1379 1380static struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = { 1381 .open = snd_intel8x0_mic2_open, 1382 .close = snd_intel8x0_mic2_close, 1383 .ioctl = snd_pcm_lib_ioctl, 1384 .hw_params = snd_intel8x0_hw_params, 1385 .hw_free = snd_intel8x0_hw_free, 1386 .prepare = snd_intel8x0_pcm_prepare, 1387 .trigger = snd_intel8x0_pcm_trigger, 1388 .pointer = snd_intel8x0_pcm_pointer, 1389}; 1390 1391static struct snd_pcm_ops snd_intel8x0_capture2_ops = { 1392 .open = snd_intel8x0_capture2_open, 1393 .close = snd_intel8x0_capture2_close, 1394 .ioctl = snd_pcm_lib_ioctl, 1395 .hw_params = snd_intel8x0_hw_params, 1396 .hw_free = snd_intel8x0_hw_free, 1397 .prepare = snd_intel8x0_pcm_prepare, 1398 .trigger = snd_intel8x0_pcm_trigger, 1399 .pointer = snd_intel8x0_pcm_pointer, 1400}; 1401 1402static struct snd_pcm_ops snd_intel8x0_spdif_ops = { 1403 .open = snd_intel8x0_spdif_open, 1404 .close = snd_intel8x0_spdif_close, 1405 .ioctl = snd_pcm_lib_ioctl, 1406 .hw_params = snd_intel8x0_hw_params, 1407 .hw_free = snd_intel8x0_hw_free, 1408 .prepare = snd_intel8x0_pcm_prepare, 1409 .trigger = snd_intel8x0_pcm_trigger, 1410 .pointer = snd_intel8x0_pcm_pointer, 1411}; 1412 1413static struct snd_pcm_ops snd_intel8x0_ali_playback_ops = { 1414 .open = snd_intel8x0_playback_open, 1415 .close = snd_intel8x0_playback_close, 1416 .ioctl = snd_pcm_lib_ioctl, 1417 .hw_params = snd_intel8x0_hw_params, 1418 .hw_free = snd_intel8x0_hw_free, 1419 .prepare = snd_intel8x0_pcm_prepare, 1420 .trigger = snd_intel8x0_ali_trigger, 1421 .pointer = snd_intel8x0_pcm_pointer, 1422}; 1423 1424static struct snd_pcm_ops snd_intel8x0_ali_capture_ops = { 1425 .open = snd_intel8x0_capture_open, 1426 .close = snd_intel8x0_capture_close, 1427 .ioctl = snd_pcm_lib_ioctl, 1428 .hw_params = snd_intel8x0_hw_params, 1429 .hw_free = snd_intel8x0_hw_free, 1430 .prepare = snd_intel8x0_pcm_prepare, 1431 .trigger = snd_intel8x0_ali_trigger, 1432 .pointer = snd_intel8x0_pcm_pointer, 1433}; 1434 1435static struct snd_pcm_ops snd_intel8x0_ali_capture_mic_ops = { 1436 .open = snd_intel8x0_mic_open, 1437 .close = snd_intel8x0_mic_close, 1438 .ioctl = snd_pcm_lib_ioctl, 1439 .hw_params = snd_intel8x0_hw_params, 1440 .hw_free = snd_intel8x0_hw_free, 1441 .prepare = snd_intel8x0_pcm_prepare, 1442 .trigger = snd_intel8x0_ali_trigger, 1443 .pointer = snd_intel8x0_pcm_pointer, 1444}; 1445 1446static struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = { 1447 .open = snd_intel8x0_ali_ac97spdifout_open, 1448 .close = snd_intel8x0_ali_ac97spdifout_close, 1449 .ioctl = snd_pcm_lib_ioctl, 1450 .hw_params = snd_intel8x0_hw_params, 1451 .hw_free = snd_intel8x0_hw_free, 1452 .prepare = snd_intel8x0_pcm_prepare, 1453 .trigger = snd_intel8x0_ali_trigger, 1454 .pointer = snd_intel8x0_pcm_pointer, 1455}; 1456 1457#if 0 // NYI 1458static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = { 1459 .open = snd_intel8x0_ali_spdifin_open, 1460 .close = snd_intel8x0_ali_spdifin_close, 1461 .ioctl = snd_pcm_lib_ioctl, 1462 .hw_params = snd_intel8x0_hw_params, 1463 .hw_free = snd_intel8x0_hw_free, 1464 .prepare = snd_intel8x0_pcm_prepare, 1465 .trigger = snd_intel8x0_pcm_trigger, 1466 .pointer = snd_intel8x0_pcm_pointer, 1467}; 1468 1469static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = { 1470 .open = snd_intel8x0_ali_spdifout_open, 1471 .close = snd_intel8x0_ali_spdifout_close, 1472 .ioctl = snd_pcm_lib_ioctl, 1473 .hw_params = snd_intel8x0_hw_params, 1474 .hw_free = snd_intel8x0_hw_free, 1475 .prepare = snd_intel8x0_pcm_prepare, 1476 .trigger = snd_intel8x0_pcm_trigger, 1477 .pointer = snd_intel8x0_pcm_pointer, 1478}; 1479#endif // NYI 1480 1481struct ich_pcm_table { 1482 char *suffix; 1483 struct snd_pcm_ops *playback_ops; 1484 struct snd_pcm_ops *capture_ops; 1485 size_t prealloc_size; 1486 size_t prealloc_max_size; 1487 int ac97_idx; 1488}; 1489 1490static int __devinit snd_intel8x0_pcm1(struct intel8x0 *chip, int device, 1491 struct ich_pcm_table *rec) 1492{ 1493 struct snd_pcm *pcm; 1494 int err; 1495 char name[32]; 1496 1497 if (rec->suffix) 1498 sprintf(name, "Intel ICH - %s", rec->suffix); 1499 else 1500 strcpy(name, "Intel ICH"); 1501 err = snd_pcm_new(chip->card, name, device, 1502 rec->playback_ops ? 1 : 0, 1503 rec->capture_ops ? 1 : 0, &pcm); 1504 if (err < 0) 1505 return err; 1506 1507 if (rec->playback_ops) 1508 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops); 1509 if (rec->capture_ops) 1510 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops); 1511 1512 pcm->private_data = chip; 1513 pcm->info_flags = 0; 1514 if (rec->suffix) 1515 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix); 1516 else 1517 strcpy(pcm->name, chip->card->shortname); 1518 chip->pcm[device] = pcm; 1519 1520 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 1521 snd_dma_pci_data(chip->pci), 1522 rec->prealloc_size, rec->prealloc_max_size); 1523 1524 return 0; 1525} 1526 1527static struct ich_pcm_table intel_pcms[] __devinitdata = { 1528 { 1529 .playback_ops = &snd_intel8x0_playback_ops, 1530 .capture_ops = &snd_intel8x0_capture_ops, 1531 .prealloc_size = 64 * 1024, 1532 .prealloc_max_size = 128 * 1024, 1533 }, 1534 { 1535 .suffix = "MIC ADC", 1536 .capture_ops = &snd_intel8x0_capture_mic_ops, 1537 .prealloc_size = 0, 1538 .prealloc_max_size = 128 * 1024, 1539 .ac97_idx = ICHD_MIC, 1540 }, 1541 { 1542 .suffix = "MIC2 ADC", 1543 .capture_ops = &snd_intel8x0_capture_mic2_ops, 1544 .prealloc_size = 0, 1545 .prealloc_max_size = 128 * 1024, 1546 .ac97_idx = ICHD_MIC2, 1547 }, 1548 { 1549 .suffix = "ADC2", 1550 .capture_ops = &snd_intel8x0_capture2_ops, 1551 .prealloc_size = 0, 1552 .prealloc_max_size = 128 * 1024, 1553 .ac97_idx = ICHD_PCM2IN, 1554 }, 1555 { 1556 .suffix = "IEC958", 1557 .playback_ops = &snd_intel8x0_spdif_ops, 1558 .prealloc_size = 64 * 1024, 1559 .prealloc_max_size = 128 * 1024, 1560 .ac97_idx = ICHD_SPBAR, 1561 }, 1562}; 1563 1564static struct ich_pcm_table nforce_pcms[] __devinitdata = { 1565 { 1566 .playback_ops = &snd_intel8x0_playback_ops, 1567 .capture_ops = &snd_intel8x0_capture_ops, 1568 .prealloc_size = 64 * 1024, 1569 .prealloc_max_size = 128 * 1024, 1570 }, 1571 { 1572 .suffix = "MIC ADC", 1573 .capture_ops = &snd_intel8x0_capture_mic_ops, 1574 .prealloc_size = 0, 1575 .prealloc_max_size = 128 * 1024, 1576 .ac97_idx = NVD_MIC, 1577 }, 1578 { 1579 .suffix = "IEC958", 1580 .playback_ops = &snd_intel8x0_spdif_ops, 1581 .prealloc_size = 64 * 1024, 1582 .prealloc_max_size = 128 * 1024, 1583 .ac97_idx = NVD_SPBAR, 1584 }, 1585}; 1586 1587static struct ich_pcm_table ali_pcms[] __devinitdata = { 1588 { 1589 .playback_ops = &snd_intel8x0_ali_playback_ops, 1590 .capture_ops = &snd_intel8x0_ali_capture_ops, 1591 .prealloc_size = 64 * 1024, 1592 .prealloc_max_size = 128 * 1024, 1593 }, 1594 { 1595 .suffix = "MIC ADC", 1596 .capture_ops = &snd_intel8x0_ali_capture_mic_ops, 1597 .prealloc_size = 0, 1598 .prealloc_max_size = 128 * 1024, 1599 .ac97_idx = ALID_MIC, 1600 }, 1601 { 1602 .suffix = "IEC958", 1603 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops, 1604 /* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */ 1605 .prealloc_size = 64 * 1024, 1606 .prealloc_max_size = 128 * 1024, 1607 .ac97_idx = ALID_AC97SPDIFOUT, 1608 }, 1609#if 0 // NYI 1610 { 1611 .suffix = "HW IEC958", 1612 .playback_ops = &snd_intel8x0_ali_spdifout_ops, 1613 .prealloc_size = 64 * 1024, 1614 .prealloc_max_size = 128 * 1024, 1615 }, 1616#endif 1617}; 1618 1619static int __devinit snd_intel8x0_pcm(struct intel8x0 *chip) 1620{ 1621 int i, tblsize, device, err; 1622 struct ich_pcm_table *tbl, *rec; 1623 1624 switch (chip->device_type) { 1625 case DEVICE_INTEL_ICH4: 1626 tbl = intel_pcms; 1627 tblsize = ARRAY_SIZE(intel_pcms); 1628 if (spdif_aclink) 1629 tblsize--; 1630 break; 1631 case DEVICE_NFORCE: 1632 tbl = nforce_pcms; 1633 tblsize = ARRAY_SIZE(nforce_pcms); 1634 if (spdif_aclink) 1635 tblsize--; 1636 break; 1637 case DEVICE_ALI: 1638 tbl = ali_pcms; 1639 tblsize = ARRAY_SIZE(ali_pcms); 1640 break; 1641 default: 1642 tbl = intel_pcms; 1643 tblsize = 2; 1644 break; 1645 } 1646 1647 device = 0; 1648 for (i = 0; i < tblsize; i++) { 1649 rec = tbl + i; 1650 if (i > 0 && rec->ac97_idx) { 1651 /* activate PCM only when associated AC'97 codec */ 1652 if (! chip->ichd[rec->ac97_idx].pcm) 1653 continue; 1654 } 1655 err = snd_intel8x0_pcm1(chip, device, rec); 1656 if (err < 0) 1657 return err; 1658 device++; 1659 } 1660 1661 chip->pcm_devs = device; 1662 return 0; 1663} 1664 1665 1666/* 1667 * Mixer part 1668 */ 1669 1670static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 1671{ 1672 struct intel8x0 *chip = bus->private_data; 1673 chip->ac97_bus = NULL; 1674} 1675 1676static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97) 1677{ 1678 struct intel8x0 *chip = ac97->private_data; 1679 chip->ac97[ac97->num] = NULL; 1680} 1681 1682static struct ac97_pcm ac97_pcm_defs[] __devinitdata = { 1683 /* front PCM */ 1684 { 1685 .exclusive = 1, 1686 .r = { { 1687 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1688 (1 << AC97_SLOT_PCM_RIGHT) | 1689 (1 << AC97_SLOT_PCM_CENTER) | 1690 (1 << AC97_SLOT_PCM_SLEFT) | 1691 (1 << AC97_SLOT_PCM_SRIGHT) | 1692 (1 << AC97_SLOT_LFE) 1693 }, 1694 { 1695 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1696 (1 << AC97_SLOT_PCM_RIGHT) | 1697 (1 << AC97_SLOT_PCM_LEFT_0) | 1698 (1 << AC97_SLOT_PCM_RIGHT_0) 1699 } 1700 } 1701 }, 1702 /* PCM IN #1 */ 1703 { 1704 .stream = 1, 1705 .exclusive = 1, 1706 .r = { { 1707 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1708 (1 << AC97_SLOT_PCM_RIGHT) 1709 } 1710 } 1711 }, 1712 /* MIC IN #1 */ 1713 { 1714 .stream = 1, 1715 .exclusive = 1, 1716 .r = { { 1717 .slots = (1 << AC97_SLOT_MIC) 1718 } 1719 } 1720 }, 1721 /* S/PDIF PCM */ 1722 { 1723 .exclusive = 1, 1724 .spdif = 1, 1725 .r = { { 1726 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | 1727 (1 << AC97_SLOT_SPDIF_RIGHT2) 1728 } 1729 } 1730 }, 1731 /* PCM IN #2 */ 1732 { 1733 .stream = 1, 1734 .exclusive = 1, 1735 .r = { { 1736 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1737 (1 << AC97_SLOT_PCM_RIGHT) 1738 } 1739 } 1740 }, 1741 /* MIC IN #2 */ 1742 { 1743 .stream = 1, 1744 .exclusive = 1, 1745 .r = { { 1746 .slots = (1 << AC97_SLOT_MIC) 1747 } 1748 } 1749 }, 1750}; 1751 1752static struct ac97_quirk ac97_quirks[] __devinitdata = { 1753 { 1754 .subvendor = 0x0e11, 1755 .subdevice = 0x000e, 1756 .name = "Compaq Deskpro EN", /* AD1885 */ 1757 .type = AC97_TUNE_HP_ONLY 1758 }, 1759 { 1760 .subvendor = 0x0e11, 1761 .subdevice = 0x008a, 1762 .name = "Compaq Evo W4000", /* AD1885 */ 1763 .type = AC97_TUNE_HP_ONLY 1764 }, 1765 { 1766 .subvendor = 0x0e11, 1767 .subdevice = 0x00b8, 1768 .name = "Compaq Evo D510C", 1769 .type = AC97_TUNE_HP_ONLY 1770 }, 1771 { 1772 .subvendor = 0x0e11, 1773 .subdevice = 0x0860, 1774 .name = "HP/Compaq nx7010", 1775 .type = AC97_TUNE_MUTE_LED 1776 }, 1777 { 1778 .subvendor = 0x1014, 1779 .subdevice = 0x0534, 1780 .name = "ThinkPad X31", 1781 .type = AC97_TUNE_INV_EAPD 1782 }, 1783 { 1784 .subvendor = 0x1014, 1785 .subdevice = 0x1f00, 1786 .name = "MS-9128", 1787 .type = AC97_TUNE_ALC_JACK 1788 }, 1789 { 1790 .subvendor = 0x1014, 1791 .subdevice = 0x0267, 1792 .name = "IBM NetVista A30p", /* AD1981B */ 1793 .type = AC97_TUNE_HP_ONLY 1794 }, 1795 { 1796 .subvendor = 0x1025, 1797 .subdevice = 0x0082, 1798 .name = "Acer Travelmate 2310", 1799 .type = AC97_TUNE_HP_ONLY 1800 }, 1801 { 1802 .subvendor = 0x1025, 1803 .subdevice = 0x0083, 1804 .name = "Acer Aspire 3003LCi", 1805 .type = AC97_TUNE_HP_ONLY 1806 }, 1807 { 1808 .subvendor = 0x1028, 1809 .subdevice = 0x00d8, 1810 .name = "Dell Precision 530", /* AD1885 */ 1811 .type = AC97_TUNE_HP_ONLY 1812 }, 1813 { 1814 .subvendor = 0x1028, 1815 .subdevice = 0x010d, 1816 .name = "Dell", /* which model? AD1885 */ 1817 .type = AC97_TUNE_HP_ONLY 1818 }, 1819 { 1820 .subvendor = 0x1028, 1821 .subdevice = 0x0126, 1822 .name = "Dell Optiplex GX260", /* AD1981A */ 1823 .type = AC97_TUNE_HP_ONLY 1824 }, 1825 { 1826 .subvendor = 0x1028, 1827 .subdevice = 0x012c, 1828 .name = "Dell Precision 650", /* AD1981A */ 1829 .type = AC97_TUNE_HP_ONLY 1830 }, 1831 { 1832 .subvendor = 0x1028, 1833 .subdevice = 0x012d, 1834 .name = "Dell Precision 450", /* AD1981B*/ 1835 .type = AC97_TUNE_HP_ONLY 1836 }, 1837 { 1838 .subvendor = 0x1028, 1839 .subdevice = 0x0147, 1840 .name = "Dell", /* which model? AD1981B*/ 1841 .type = AC97_TUNE_HP_ONLY 1842 }, 1843 { 1844 .subvendor = 0x1028, 1845 .subdevice = 0x0151, 1846 .name = "Dell Optiplex GX270", /* AD1981B */ 1847 .type = AC97_TUNE_HP_ONLY 1848 }, 1849 { 1850 .subvendor = 0x1028, 1851 .subdevice = 0x014e, 1852 .name = "Dell D800", /* STAC9750/51 */ 1853 .type = AC97_TUNE_HP_ONLY 1854 }, 1855 { 1856 .subvendor = 0x1028, 1857 .subdevice = 0x0163, 1858 .name = "Dell Unknown", /* STAC9750/51 */ 1859 .type = AC97_TUNE_HP_ONLY 1860 }, 1861 { 1862 .subvendor = 0x1028, 1863 .subdevice = 0x016a, 1864 .name = "Dell Inspiron 8600", /* STAC9750/51 */ 1865 .type = AC97_TUNE_HP_ONLY 1866 }, 1867 { 1868 .subvendor = 0x1028, 1869 .subdevice = 0x0182, 1870 .name = "Dell Latitude D610", /* STAC9750/51 */ 1871 .type = AC97_TUNE_HP_ONLY 1872 }, 1873 { 1874 .subvendor = 0x1028, 1875 .subdevice = 0x0186, 1876 .name = "Dell Latitude D810", /* cf. Malone #41015 */ 1877 .type = AC97_TUNE_HP_MUTE_LED 1878 }, 1879 { 1880 .subvendor = 0x1028, 1881 .subdevice = 0x0188, 1882 .name = "Dell Inspiron 6000", 1883 .type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */ 1884 }, 1885 { 1886 .subvendor = 0x1028, 1887 .subdevice = 0x0191, 1888 .name = "Dell Inspiron 8600", 1889 .type = AC97_TUNE_HP_ONLY 1890 }, 1891 { 1892 .subvendor = 0x103c, 1893 .subdevice = 0x006d, 1894 .name = "HP zv5000", 1895 .type = AC97_TUNE_MUTE_LED /*AD1981B*/ 1896 }, 1897 { /* FIXME: which codec? */ 1898 .subvendor = 0x103c, 1899 .subdevice = 0x00c3, 1900 .name = "HP xw6000", 1901 .type = AC97_TUNE_HP_ONLY 1902 }, 1903 { 1904 .subvendor = 0x103c, 1905 .subdevice = 0x088c, 1906 .name = "HP nc8000", 1907 .type = AC97_TUNE_HP_MUTE_LED 1908 }, 1909 { 1910 .subvendor = 0x103c, 1911 .subdevice = 0x0890, 1912 .name = "HP nc6000", 1913 .type = AC97_TUNE_MUTE_LED 1914 }, 1915 { 1916 .subvendor = 0x103c, 1917 .subdevice = 0x129d, 1918 .name = "HP xw8000", 1919 .type = AC97_TUNE_HP_ONLY 1920 }, 1921 { 1922 .subvendor = 0x103c, 1923 .subdevice = 0x0938, 1924 .name = "HP nc4200", 1925 .type = AC97_TUNE_HP_MUTE_LED 1926 }, 1927 { 1928 .subvendor = 0x103c, 1929 .subdevice = 0x099c, 1930 .name = "HP nx6110/nc6120", 1931 .type = AC97_TUNE_HP_MUTE_LED 1932 }, 1933 { 1934 .subvendor = 0x103c, 1935 .subdevice = 0x0944, 1936 .name = "HP nc6220", 1937 .type = AC97_TUNE_HP_MUTE_LED 1938 }, 1939 { 1940 .subvendor = 0x103c, 1941 .subdevice = 0x0934, 1942 .name = "HP nc8220", 1943 .type = AC97_TUNE_HP_MUTE_LED 1944 }, 1945 { 1946 .subvendor = 0x103c, 1947 .subdevice = 0x12f1, 1948 .name = "HP xw8200", /* AD1981B*/ 1949 .type = AC97_TUNE_HP_ONLY 1950 }, 1951 { 1952 .subvendor = 0x103c, 1953 .subdevice = 0x12f2, 1954 .name = "HP xw6200", 1955 .type = AC97_TUNE_HP_ONLY 1956 }, 1957 { 1958 .subvendor = 0x103c, 1959 .subdevice = 0x3008, 1960 .name = "HP xw4200", /* AD1981B*/ 1961 .type = AC97_TUNE_HP_ONLY 1962 }, 1963 { 1964 .subvendor = 0x104d, 1965 .subdevice = 0x8144, 1966 .name = "Sony", 1967 .type = AC97_TUNE_INV_EAPD 1968 }, 1969 { 1970 .subvendor = 0x104d, 1971 .subdevice = 0x8197, 1972 .name = "Sony S1XP", 1973 .type = AC97_TUNE_INV_EAPD 1974 }, 1975 { 1976 .subvendor = 0x104d, 1977 .subdevice = 0x81c0, 1978 .name = "Sony VAIO VGN-T350P", /*AD1981B*/ 1979 .type = AC97_TUNE_INV_EAPD 1980 }, 1981 { 1982 .subvendor = 0x104d, 1983 .subdevice = 0x81c5, 1984 .name = "Sony VAIO VGN-B1VP", /*AD1981B*/ 1985 .type = AC97_TUNE_INV_EAPD 1986 }, 1987 { 1988 .subvendor = 0x1043, 1989 .subdevice = 0x80f3, 1990 .name = "ASUS ICH5/AD1985", 1991 .type = AC97_TUNE_AD_SHARING 1992 }, 1993 { 1994 .subvendor = 0x10cf, 1995 .subdevice = 0x11c3, 1996 .name = "Fujitsu-Siemens E4010", 1997 .type = AC97_TUNE_HP_ONLY 1998 }, 1999 { 2000 .subvendor = 0x10cf, 2001 .subdevice = 0x1225, 2002 .name = "Fujitsu-Siemens T3010", 2003 .type = AC97_TUNE_HP_ONLY 2004 }, 2005 { 2006 .subvendor = 0x10cf, 2007 .subdevice = 0x1253, 2008 .name = "Fujitsu S6210", /* STAC9750/51 */ 2009 .type = AC97_TUNE_HP_ONLY 2010 }, 2011 { 2012 .subvendor = 0x10cf, 2013 .subdevice = 0x127d, 2014 .name = "Fujitsu Lifebook P7010", 2015 .type = AC97_TUNE_HP_ONLY 2016 }, 2017 { 2018 .subvendor = 0x10cf, 2019 .subdevice = 0x127e, 2020 .name = "Fujitsu Lifebook C1211D", 2021 .type = AC97_TUNE_HP_ONLY 2022 }, 2023 { 2024 .subvendor = 0x10cf, 2025 .subdevice = 0x12ec, 2026 .name = "Fujitsu-Siemens 4010", 2027 .type = AC97_TUNE_HP_ONLY 2028 }, 2029 { 2030 .subvendor = 0x10cf, 2031 .subdevice = 0x12f2, 2032 .name = "Fujitsu-Siemens Celsius H320", 2033 .type = AC97_TUNE_SWAP_HP 2034 }, 2035 { 2036 .subvendor = 0x10f1, 2037 .subdevice = 0x2665, 2038 .name = "Fujitsu-Siemens Celsius", /* AD1981? */ 2039 .type = AC97_TUNE_HP_ONLY 2040 }, 2041 { 2042 .subvendor = 0x10f1, 2043 .subdevice = 0x2885, 2044 .name = "AMD64 Mobo", /* ALC650 */ 2045 .type = AC97_TUNE_HP_ONLY 2046 }, 2047 { 2048 .subvendor = 0x10f1, 2049 .subdevice = 0x2895, 2050 .name = "Tyan Thunder K8WE", 2051 .type = AC97_TUNE_HP_ONLY 2052 }, 2053 { 2054 .subvendor = 0x10f7, 2055 .subdevice = 0x834c, 2056 .name = "Panasonic CF-R4", 2057 .type = AC97_TUNE_HP_ONLY, 2058 }, 2059 { 2060 .subvendor = 0x110a, 2061 .subdevice = 0x0056, 2062 .name = "Fujitsu-Siemens Scenic", /* AD1981? */ 2063 .type = AC97_TUNE_HP_ONLY 2064 }, 2065 { 2066 .subvendor = 0x11d4, 2067 .subdevice = 0x5375, 2068 .name = "ADI AD1985 (discrete)", 2069 .type = AC97_TUNE_HP_ONLY 2070 }, 2071 { 2072 .subvendor = 0x1462, 2073 .subdevice = 0x5470, 2074 .name = "MSI P4 ATX 645 Ultra", 2075 .type = AC97_TUNE_HP_ONLY 2076 }, 2077 { 2078 .subvendor = 0x161f, 2079 .subdevice = 0x202f, 2080 .name = "Gateway M520", 2081 .type = AC97_TUNE_INV_EAPD 2082 }, 2083 { 2084 .subvendor = 0x161f, 2085 .subdevice = 0x203a, 2086 .name = "Gateway 4525GZ", /* AD1981B */ 2087 .type = AC97_TUNE_INV_EAPD 2088 }, 2089 { 2090 .subvendor = 0x1734, 2091 .subdevice = 0x0088, 2092 .name = "Fujitsu-Siemens D1522", /* AD1981 */ 2093 .type = AC97_TUNE_HP_ONLY 2094 }, 2095 { 2096 .subvendor = 0x8086, 2097 .subdevice = 0x2000, 2098 .mask = 0xfff0, 2099 .name = "Intel ICH5/AD1985", 2100 .type = AC97_TUNE_AD_SHARING 2101 }, 2102 { 2103 .subvendor = 0x8086, 2104 .subdevice = 0x4000, 2105 .mask = 0xfff0, 2106 .name = "Intel ICH5/AD1985", 2107 .type = AC97_TUNE_AD_SHARING 2108 }, 2109 { 2110 .subvendor = 0x8086, 2111 .subdevice = 0x4856, 2112 .name = "Intel D845WN (82801BA)", 2113 .type = AC97_TUNE_SWAP_HP 2114 }, 2115 { 2116 .subvendor = 0x8086, 2117 .subdevice = 0x4d44, 2118 .name = "Intel D850EMV2", /* AD1885 */ 2119 .type = AC97_TUNE_HP_ONLY 2120 }, 2121 { 2122 .subvendor = 0x8086, 2123 .subdevice = 0x4d56, 2124 .name = "Intel ICH/AD1885", 2125 .type = AC97_TUNE_HP_ONLY 2126 }, 2127 { 2128 .subvendor = 0x8086, 2129 .subdevice = 0x6000, 2130 .mask = 0xfff0, 2131 .name = "Intel ICH5/AD1985", 2132 .type = AC97_TUNE_AD_SHARING 2133 }, 2134 { 2135 .subvendor = 0x8086, 2136 .subdevice = 0xe000, 2137 .mask = 0xfff0, 2138 .name = "Intel ICH5/AD1985", 2139 .type = AC97_TUNE_AD_SHARING 2140 }, 2141#if 0 /* FIXME: this seems wrong on most boards */ 2142 { 2143 .subvendor = 0x8086, 2144 .subdevice = 0xa000, 2145 .mask = 0xfff0, 2146 .name = "Intel ICH5/AD1985", 2147 .type = AC97_TUNE_HP_ONLY 2148 }, 2149#endif 2150 { } /* terminator */ 2151}; 2152 2153static int __devinit snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, 2154 const char *quirk_override) 2155{ 2156 struct snd_ac97_bus *pbus; 2157 struct snd_ac97_template ac97; 2158 int err; 2159 unsigned int i, codecs; 2160 unsigned int glob_sta = 0; 2161 struct snd_ac97_bus_ops *ops; 2162 static struct snd_ac97_bus_ops standard_bus_ops = { 2163 .write = snd_intel8x0_codec_write, 2164 .read = snd_intel8x0_codec_read, 2165 }; 2166 static struct snd_ac97_bus_ops ali_bus_ops = { 2167 .write = snd_intel8x0_ali_codec_write, 2168 .read = snd_intel8x0_ali_codec_read, 2169 }; 2170 2171 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ 2172 if (!spdif_aclink) { 2173 switch (chip->device_type) { 2174 case DEVICE_NFORCE: 2175 chip->spdif_idx = NVD_SPBAR; 2176 break; 2177 case DEVICE_ALI: 2178 chip->spdif_idx = ALID_AC97SPDIFOUT; 2179 break; 2180 case DEVICE_INTEL_ICH4: 2181 chip->spdif_idx = ICHD_SPBAR; 2182 break; 2183 }; 2184 } 2185 2186 chip->in_ac97_init = 1; 2187 2188 memset(&ac97, 0, sizeof(ac97)); 2189 ac97.private_data = chip; 2190 ac97.private_free = snd_intel8x0_mixer_free_ac97; 2191 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE; 2192 if (chip->xbox) 2193 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR; 2194 if (chip->device_type != DEVICE_ALI) { 2195 glob_sta = igetdword(chip, ICHREG(GLOB_STA)); 2196 ops = &standard_bus_ops; 2197 chip->in_sdin_init = 1; 2198 codecs = 0; 2199 for (i = 0; i < chip->max_codecs; i++) { 2200 if (! (glob_sta & chip->codec_bit[i])) 2201 continue; 2202 if (chip->device_type == DEVICE_INTEL_ICH4) { 2203 snd_intel8x0_codec_read_test(chip, codecs); 2204 chip->ac97_sdin[codecs] = 2205 igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK; 2206 if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3)) 2207 chip->ac97_sdin[codecs] = 0; 2208 } else 2209 chip->ac97_sdin[codecs] = i; 2210 codecs++; 2211 } 2212 chip->in_sdin_init = 0; 2213 if (! codecs) 2214 codecs = 1; 2215 } else { 2216 ops = &ali_bus_ops; 2217 codecs = 1; 2218 /* detect the secondary codec */ 2219 for (i = 0; i < 100; i++) { 2220 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR)); 2221 if (reg & 0x40) { 2222 codecs = 2; 2223 break; 2224 } 2225 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40); 2226 udelay(1); 2227 } 2228 } 2229 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) 2230 goto __err; 2231 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; 2232 if (ac97_clock >= 8000 && ac97_clock <= 48000) 2233 pbus->clock = ac97_clock; 2234 /* FIXME: my test board doesn't work well with VRA... */ 2235 if (chip->device_type == DEVICE_ALI) 2236 pbus->no_vra = 1; 2237 else 2238 pbus->dra = 1; 2239 chip->ac97_bus = pbus; 2240 chip->ncodecs = codecs; 2241 2242 ac97.pci = chip->pci; 2243 for (i = 0; i < codecs; i++) { 2244 ac97.num = i; 2245 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) { 2246 if (err != -EACCES) 2247 snd_printk(KERN_ERR "Unable to initialize codec #%d\n", i); 2248 if (i == 0) 2249 goto __err; 2250 } 2251 } 2252 /* tune up the primary codec */ 2253 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); 2254 /* enable separate SDINs for ICH4 */ 2255 if (chip->device_type == DEVICE_INTEL_ICH4) 2256 pbus->isdin = 1; 2257 /* find the available PCM streams */ 2258 i = ARRAY_SIZE(ac97_pcm_defs); 2259 if (chip->device_type != DEVICE_INTEL_ICH4) 2260 i -= 2; /* do not allocate PCM2IN and MIC2 */ 2261 if (chip->spdif_idx < 0) 2262 i--; /* do not allocate S/PDIF */ 2263 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs); 2264 if (err < 0) 2265 goto __err; 2266 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0]; 2267 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1]; 2268 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2]; 2269 if (chip->spdif_idx >= 0) 2270 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3]; 2271 if (chip->device_type == DEVICE_INTEL_ICH4) { 2272 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4]; 2273 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5]; 2274 } 2275 /* enable separate SDINs for ICH4 */ 2276 if (chip->device_type == DEVICE_INTEL_ICH4) { 2277 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm; 2278 u8 tmp = igetbyte(chip, ICHREG(SDM)); 2279 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK); 2280 if (pcm) { 2281 tmp |= ICH_SE; /* steer enable for multiple SDINs */ 2282 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT; 2283 for (i = 1; i < 4; i++) { 2284 if (pcm->r[0].codec[i]) { 2285 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT; 2286 break; 2287 } 2288 } 2289 } else { 2290 tmp &= ~ICH_SE; /* steer disable */ 2291 } 2292 iputbyte(chip, ICHREG(SDM), tmp); 2293 } 2294 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { 2295 chip->multi4 = 1; 2296 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) { 2297 chip->multi6 = 1; 2298 if (chip->ac97[0]->flags & AC97_HAS_8CH) 2299 chip->multi8 = 1; 2300 } 2301 } 2302 if (pbus->pcms[0].r[1].rslots[0]) { 2303 chip->dra = 1; 2304 } 2305 if (chip->device_type == DEVICE_INTEL_ICH4) { 2306 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) 2307 chip->smp20bit = 1; 2308 } 2309 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2310 /* 48kHz only */ 2311 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; 2312 } 2313 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2314 /* use slot 10/11 for SPDIF */ 2315 u32 val; 2316 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; 2317 val |= ICH_PCM_SPDIF_1011; 2318 iputdword(chip, ICHREG(GLOB_CNT), val); 2319 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4); 2320 } 2321 chip->in_ac97_init = 0; 2322 return 0; 2323 2324 __err: 2325 /* clear the cold-reset bit for the next chance */ 2326 if (chip->device_type != DEVICE_ALI) 2327 iputdword(chip, ICHREG(GLOB_CNT), 2328 igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD); 2329 return err; 2330} 2331 2332 2333/* 2334 * 2335 */ 2336 2337static void do_ali_reset(struct intel8x0 *chip) 2338{ 2339 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET); 2340 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383); 2341 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383); 2342 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383); 2343 iputdword(chip, ICHREG(ALI_INTERFACECR), 2344 ICH_ALI_IF_PI|ICH_ALI_IF_PO); 2345 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000); 2346 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000); 2347} 2348 2349#ifdef CONFIG_SND_AC97_POWER_SAVE 2350static struct snd_pci_quirk ich_chip_reset_mode[] = { 2351 SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1), 2352 { } /* end */ 2353}; 2354 2355static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip) 2356{ 2357 unsigned int cnt; 2358 /* ACLink on, 2 channels */ 2359 2360 if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2361 return -EIO; 2362 2363 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2364 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2365 2366 /* do cold reset - the full ac97 powerdown may leave the controller 2367 * in a warm state but actually it cannot communicate with the codec. 2368 */ 2369 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD); 2370 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2371 udelay(10); 2372 iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD); 2373 msleep(1); 2374 return 0; 2375} 2376#define snd_intel8x0_ich_chip_can_cold_reset(chip) \ 2377 (!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2378#else 2379#define snd_intel8x0_ich_chip_cold_reset(chip) 0 2380#define snd_intel8x0_ich_chip_can_cold_reset(chip) (0) 2381#endif 2382 2383static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip) 2384{ 2385 unsigned long end_time; 2386 unsigned int cnt; 2387 /* ACLink on, 2 channels */ 2388 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2389 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2390 /* finish cold or do warm reset */ 2391 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM; 2392 iputdword(chip, ICHREG(GLOB_CNT), cnt); 2393 end_time = (jiffies + (HZ / 4)) + 1; 2394 do { 2395 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0) 2396 return 0; 2397 schedule_timeout_uninterruptible(1); 2398 } while (time_after_eq(end_time, jiffies)); 2399 snd_printk(KERN_ERR "AC'97 warm reset still in progress? [0x%x]\n", 2400 igetdword(chip, ICHREG(GLOB_CNT))); 2401 return -EIO; 2402} 2403 2404static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing) 2405{ 2406 unsigned long end_time; 2407 unsigned int status, nstatus; 2408 unsigned int cnt; 2409 int err; 2410 2411 /* put logic to right state */ 2412 /* first clear status bits */ 2413 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT; 2414 if (chip->device_type == DEVICE_NFORCE) 2415 status |= ICH_NVSPINT; 2416 cnt = igetdword(chip, ICHREG(GLOB_STA)); 2417 iputdword(chip, ICHREG(GLOB_STA), cnt & status); 2418 2419 if (snd_intel8x0_ich_chip_can_cold_reset(chip)) 2420 err = snd_intel8x0_ich_chip_cold_reset(chip); 2421 else 2422 err = snd_intel8x0_ich_chip_reset(chip); 2423 if (err < 0) 2424 return err; 2425 2426 if (probing) { 2427 /* wait for any codec ready status. 2428 * Once it becomes ready it should remain ready 2429 * as long as we do not disable the ac97 link. 2430 */ 2431 end_time = jiffies + HZ; 2432 do { 2433 status = igetdword(chip, ICHREG(GLOB_STA)) & 2434 chip->codec_isr_bits; 2435 if (status) 2436 break; 2437 schedule_timeout_uninterruptible(1); 2438 } while (time_after_eq(end_time, jiffies)); 2439 if (! status) { 2440 /* no codec is found */ 2441 snd_printk(KERN_ERR "codec_ready: codec is not ready [0x%x]\n", 2442 igetdword(chip, ICHREG(GLOB_STA))); 2443 return -EIO; 2444 } 2445 2446 /* wait for other codecs ready status. */ 2447 end_time = jiffies + HZ / 4; 2448 while (status != chip->codec_isr_bits && 2449 time_after_eq(end_time, jiffies)) { 2450 schedule_timeout_uninterruptible(1); 2451 status |= igetdword(chip, ICHREG(GLOB_STA)) & 2452 chip->codec_isr_bits; 2453 } 2454 2455 } else { 2456 /* resume phase */ 2457 int i; 2458 status = 0; 2459 for (i = 0; i < chip->ncodecs; i++) 2460 if (chip->ac97[i]) 2461 status |= chip->codec_bit[chip->ac97_sdin[i]]; 2462 /* wait until all the probed codecs are ready */ 2463 end_time = jiffies + HZ; 2464 do { 2465 nstatus = igetdword(chip, ICHREG(GLOB_STA)) & 2466 chip->codec_isr_bits; 2467 if (status == nstatus) 2468 break; 2469 schedule_timeout_uninterruptible(1); 2470 } while (time_after_eq(end_time, jiffies)); 2471 } 2472 2473 if (chip->device_type == DEVICE_SIS) { 2474 /* unmute the output on SIS7012 */ 2475 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); 2476 } 2477 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2478 /* enable SPDIF interrupt */ 2479 unsigned int val; 2480 pci_read_config_dword(chip->pci, 0x4c, &val); 2481 val |= 0x1000000; 2482 pci_write_config_dword(chip->pci, 0x4c, val); 2483 } 2484 return 0; 2485} 2486 2487static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing) 2488{ 2489 u32 reg; 2490 int i = 0; 2491 2492 reg = igetdword(chip, ICHREG(ALI_SCR)); 2493 if ((reg & 2) == 0) /* Cold required */ 2494 reg |= 2; 2495 else 2496 reg |= 1; /* Warm */ 2497 reg &= ~0x80000000; /* ACLink on */ 2498 iputdword(chip, ICHREG(ALI_SCR), reg); 2499 2500 for (i = 0; i < HZ / 2; i++) { 2501 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO)) 2502 goto __ok; 2503 schedule_timeout_uninterruptible(1); 2504 } 2505 snd_printk(KERN_ERR "AC'97 reset failed.\n"); 2506 if (probing) 2507 return -EIO; 2508 2509 __ok: 2510 for (i = 0; i < HZ / 2; i++) { 2511 reg = igetdword(chip, ICHREG(ALI_RTSR)); 2512 if (reg & 0x80) /* primary codec */ 2513 break; 2514 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80); 2515 schedule_timeout_uninterruptible(1); 2516 } 2517 2518 do_ali_reset(chip); 2519 return 0; 2520} 2521 2522static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing) 2523{ 2524 unsigned int i, timeout; 2525 int err; 2526 2527 if (chip->device_type != DEVICE_ALI) { 2528 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0) 2529 return err; 2530 iagetword(chip, 0); /* clear semaphore flag */ 2531 } else { 2532 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0) 2533 return err; 2534 } 2535 2536 /* disable interrupts */ 2537 for (i = 0; i < chip->bdbars_count; i++) 2538 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2539 /* reset channels */ 2540 for (i = 0; i < chip->bdbars_count; i++) 2541 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2542 for (i = 0; i < chip->bdbars_count; i++) { 2543 timeout = 100000; 2544 while (--timeout != 0) { 2545 if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0) 2546 break; 2547 } 2548 if (timeout == 0) 2549 printk(KERN_ERR "intel8x0: reset of registers failed?\n"); 2550 } 2551 /* initialize Buffer Descriptor Lists */ 2552 for (i = 0; i < chip->bdbars_count; i++) 2553 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset, 2554 chip->ichd[i].bdbar_addr); 2555 return 0; 2556} 2557 2558static int snd_intel8x0_free(struct intel8x0 *chip) 2559{ 2560 unsigned int i; 2561 2562 if (chip->irq < 0) 2563 goto __hw_end; 2564 /* disable interrupts */ 2565 for (i = 0; i < chip->bdbars_count; i++) 2566 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2567 /* reset channels */ 2568 for (i = 0; i < chip->bdbars_count; i++) 2569 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2570 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2571 /* stop the spdif interrupt */ 2572 unsigned int val; 2573 pci_read_config_dword(chip->pci, 0x4c, &val); 2574 val &= ~0x1000000; 2575 pci_write_config_dword(chip->pci, 0x4c, val); 2576 } 2577 /* --- */ 2578 2579 __hw_end: 2580 if (chip->irq >= 0) 2581 free_irq(chip->irq, chip); 2582 if (chip->bdbars.area) { 2583 if (chip->fix_nocache) 2584 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 0); 2585 snd_dma_free_pages(&chip->bdbars); 2586 } 2587 if (chip->addr) 2588 pci_iounmap(chip->pci, chip->addr); 2589 if (chip->bmaddr) 2590 pci_iounmap(chip->pci, chip->bmaddr); 2591 pci_release_regions(chip->pci); 2592 pci_disable_device(chip->pci); 2593 kfree(chip); 2594 return 0; 2595} 2596 2597#ifdef CONFIG_PM 2598/* 2599 * power management 2600 */ 2601static int intel8x0_suspend(struct pci_dev *pci, pm_message_t state) 2602{ 2603 struct snd_card *card = pci_get_drvdata(pci); 2604 struct intel8x0 *chip = card->private_data; 2605 int i; 2606 2607 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2608 for (i = 0; i < chip->pcm_devs; i++) 2609 snd_pcm_suspend_all(chip->pcm[i]); 2610 /* clear nocache */ 2611 if (chip->fix_nocache) { 2612 for (i = 0; i < chip->bdbars_count; i++) { 2613 struct ichdev *ichdev = &chip->ichd[i]; 2614 if (ichdev->substream && ichdev->page_attr_changed) { 2615 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2616 if (runtime->dma_area) 2617 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); 2618 } 2619 } 2620 } 2621 for (i = 0; i < chip->ncodecs; i++) 2622 snd_ac97_suspend(chip->ac97[i]); 2623 if (chip->device_type == DEVICE_INTEL_ICH4) 2624 chip->sdm_saved = igetbyte(chip, ICHREG(SDM)); 2625 2626 if (chip->irq >= 0) { 2627 free_irq(chip->irq, chip); 2628 chip->irq = -1; 2629 } 2630 pci_disable_device(pci); 2631 pci_save_state(pci); 2632 /* The call below may disable built-in speaker on some laptops 2633 * after S2RAM. So, don't touch it. 2634 */ 2635 /* pci_set_power_state(pci, pci_choose_state(pci, state)); */ 2636 return 0; 2637} 2638 2639static int intel8x0_resume(struct pci_dev *pci) 2640{ 2641 struct snd_card *card = pci_get_drvdata(pci); 2642 struct intel8x0 *chip = card->private_data; 2643 int i; 2644 2645 pci_set_power_state(pci, PCI_D0); 2646 pci_restore_state(pci); 2647 if (pci_enable_device(pci) < 0) { 2648 printk(KERN_ERR "intel8x0: pci_enable_device failed, " 2649 "disabling device\n"); 2650 snd_card_disconnect(card); 2651 return -EIO; 2652 } 2653 pci_set_master(pci); 2654 snd_intel8x0_chip_init(chip, 0); 2655 if (request_irq(pci->irq, snd_intel8x0_interrupt, 2656 IRQF_SHARED, card->shortname, chip)) { 2657 printk(KERN_ERR "intel8x0: unable to grab IRQ %d, " 2658 "disabling device\n", pci->irq); 2659 snd_card_disconnect(card); 2660 return -EIO; 2661 } 2662 chip->irq = pci->irq; 2663 synchronize_irq(chip->irq); 2664 2665 /* re-initialize mixer stuff */ 2666 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2667 /* enable separate SDINs for ICH4 */ 2668 iputbyte(chip, ICHREG(SDM), chip->sdm_saved); 2669 /* use slot 10/11 for SPDIF */ 2670 iputdword(chip, ICHREG(GLOB_CNT), 2671 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) | 2672 ICH_PCM_SPDIF_1011); 2673 } 2674 2675 /* refill nocache */ 2676 if (chip->fix_nocache) 2677 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 2678 2679 for (i = 0; i < chip->ncodecs; i++) 2680 snd_ac97_resume(chip->ac97[i]); 2681 2682 /* refill nocache */ 2683 if (chip->fix_nocache) { 2684 for (i = 0; i < chip->bdbars_count; i++) { 2685 struct ichdev *ichdev = &chip->ichd[i]; 2686 if (ichdev->substream && ichdev->page_attr_changed) { 2687 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2688 if (runtime->dma_area) 2689 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 2690 } 2691 } 2692 } 2693 2694 /* resume status */ 2695 for (i = 0; i < chip->bdbars_count; i++) { 2696 struct ichdev *ichdev = &chip->ichd[i]; 2697 unsigned long port = ichdev->reg_offset; 2698 if (! ichdev->substream || ! ichdev->suspended) 2699 continue; 2700 if (ichdev->ichd == ICHD_PCMOUT) 2701 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime); 2702 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 2703 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 2704 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ); 2705 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 2706 } 2707 2708 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2709 return 0; 2710} 2711#endif /* CONFIG_PM */ 2712 2713#define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */ 2714 2715static void __devinit intel8x0_measure_ac97_clock(struct intel8x0 *chip) 2716{ 2717 struct snd_pcm_substream *subs; 2718 struct ichdev *ichdev; 2719 unsigned long port; 2720 unsigned long pos, pos1, t; 2721 int civ, timeout = 1000, attempt = 1; 2722 struct timespec start_time, stop_time; 2723 2724 if (chip->ac97_bus->clock != 48000) 2725 return; /* specified in module option */ 2726 2727 __again: 2728 subs = chip->pcm[0]->streams[0].substream; 2729 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) { 2730 snd_printk(KERN_WARNING "no playback buffer allocated - aborting measure ac97 clock\n"); 2731 return; 2732 } 2733 ichdev = &chip->ichd[ICHD_PCMOUT]; 2734 ichdev->physbuf = subs->dma_buffer.addr; 2735 ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE; 2736 ichdev->substream = NULL; /* don't process interrupts */ 2737 2738 /* set rate */ 2739 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) { 2740 snd_printk(KERN_ERR "cannot set ac97 rate: clock = %d\n", chip->ac97_bus->clock); 2741 return; 2742 } 2743 snd_intel8x0_setup_periods(chip, ichdev); 2744 port = ichdev->reg_offset; 2745 spin_lock_irq(&chip->reg_lock); 2746 chip->in_measurement = 1; 2747 /* trigger */ 2748 if (chip->device_type != DEVICE_ALI) 2749 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM); 2750 else { 2751 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 2752 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot); 2753 } 2754 do_posix_clock_monotonic_gettime(&start_time); 2755 spin_unlock_irq(&chip->reg_lock); 2756 msleep(50); 2757 spin_lock_irq(&chip->reg_lock); 2758 /* check the position */ 2759 do { 2760 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 2761 pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 2762 if (pos1 == 0) { 2763 udelay(10); 2764 continue; 2765 } 2766 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 2767 pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 2768 break; 2769 } while (timeout--); 2770 if (pos1 == 0) { /* oops, this value is not reliable */ 2771 pos = 0; 2772 } else { 2773 pos = ichdev->fragsize1; 2774 pos -= pos1 << ichdev->pos_shift; 2775 pos += ichdev->position; 2776 } 2777 chip->in_measurement = 0; 2778 do_posix_clock_monotonic_gettime(&stop_time); 2779 /* stop */ 2780 if (chip->device_type == DEVICE_ALI) { 2781 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16)); 2782 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2783 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 2784 ; 2785 } else { 2786 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2787 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) 2788 ; 2789 } 2790 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 2791 spin_unlock_irq(&chip->reg_lock); 2792 2793 if (pos == 0) { 2794 snd_printk(KERN_ERR "intel8x0: measure - unreliable DMA position..\n"); 2795 __retry: 2796 if (attempt < 3) { 2797 msleep(300); 2798 attempt++; 2799 goto __again; 2800 } 2801 goto __end; 2802 } 2803 2804 pos /= 4; 2805 t = stop_time.tv_sec - start_time.tv_sec; 2806 t *= 1000000; 2807 t += (stop_time.tv_nsec - start_time.tv_nsec) / 1000; 2808 printk(KERN_INFO "%s: measured %lu usecs (%lu samples)\n", __func__, t, pos); 2809 if (t == 0) { 2810 snd_printk(KERN_ERR "intel8x0: ?? calculation error..\n"); 2811 goto __retry; 2812 } 2813 pos *= 1000; 2814 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t; 2815 if (pos < 40000 || pos >= 60000) { 2816 /* abnormal value. hw problem? */ 2817 printk(KERN_INFO "intel8x0: measured clock %ld rejected\n", pos); 2818 goto __retry; 2819 } else if (pos > 40500 && pos < 41500) 2820 /* first exception - 41000Hz reference clock */ 2821 chip->ac97_bus->clock = 41000; 2822 else if (pos > 43600 && pos < 44600) 2823 /* second exception - 44100HZ reference clock */ 2824 chip->ac97_bus->clock = 44100; 2825 else if (pos < 47500 || pos > 48500) 2826 /* not 48000Hz, tuning the clock.. */ 2827 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos; 2828 __end: 2829 printk(KERN_INFO "intel8x0: clocking to %d\n", chip->ac97_bus->clock); 2830 snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0); 2831} 2832 2833static struct snd_pci_quirk intel8x0_clock_list[] __devinitdata = { 2834 SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000), 2835 SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100), 2836 SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000), 2837 SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000), 2838 SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000), 2839 { } /* terminator */ 2840}; 2841 2842static int __devinit intel8x0_in_clock_list(struct intel8x0 *chip) 2843{ 2844 struct pci_dev *pci = chip->pci; 2845 const struct snd_pci_quirk *wl; 2846 2847 wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list); 2848 if (!wl) 2849 return 0; 2850 printk(KERN_INFO "intel8x0: white list rate for %04x:%04x is %i\n", 2851 pci->subsystem_vendor, pci->subsystem_device, wl->value); 2852 chip->ac97_bus->clock = wl->value; 2853 return 1; 2854} 2855 2856#ifdef CONFIG_PROC_FS 2857static void snd_intel8x0_proc_read(struct snd_info_entry * entry, 2858 struct snd_info_buffer *buffer) 2859{ 2860 struct intel8x0 *chip = entry->private_data; 2861 unsigned int tmp; 2862 2863 snd_iprintf(buffer, "Intel8x0\n\n"); 2864 if (chip->device_type == DEVICE_ALI) 2865 return; 2866 tmp = igetdword(chip, ICHREG(GLOB_STA)); 2867 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT))); 2868 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp); 2869 if (chip->device_type == DEVICE_INTEL_ICH4) 2870 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM))); 2871 snd_iprintf(buffer, "AC'97 codecs ready :"); 2872 if (tmp & chip->codec_isr_bits) { 2873 int i; 2874 static const char *codecs[3] = { 2875 "primary", "secondary", "tertiary" 2876 }; 2877 for (i = 0; i < chip->max_codecs; i++) 2878 if (tmp & chip->codec_bit[i]) 2879 snd_iprintf(buffer, " %s", codecs[i]); 2880 } else 2881 snd_iprintf(buffer, " none"); 2882 snd_iprintf(buffer, "\n"); 2883 if (chip->device_type == DEVICE_INTEL_ICH4 || 2884 chip->device_type == DEVICE_SIS) 2885 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n", 2886 chip->ac97_sdin[0], 2887 chip->ac97_sdin[1], 2888 chip->ac97_sdin[2]); 2889} 2890 2891static void __devinit snd_intel8x0_proc_init(struct intel8x0 * chip) 2892{ 2893 struct snd_info_entry *entry; 2894 2895 if (! snd_card_proc_new(chip->card, "intel8x0", &entry)) 2896 snd_info_set_text_ops(entry, chip, snd_intel8x0_proc_read); 2897} 2898#else 2899#define snd_intel8x0_proc_init(x) 2900#endif 2901 2902static int snd_intel8x0_dev_free(struct snd_device *device) 2903{ 2904 struct intel8x0 *chip = device->device_data; 2905 return snd_intel8x0_free(chip); 2906} 2907 2908struct ich_reg_info { 2909 unsigned int int_sta_mask; 2910 unsigned int offset; 2911}; 2912 2913static unsigned int ich_codec_bits[3] = { 2914 ICH_PCR, ICH_SCR, ICH_TCR 2915}; 2916static unsigned int sis_codec_bits[3] = { 2917 ICH_PCR, ICH_SCR, ICH_SIS_TCR 2918}; 2919 2920static int __devinit snd_intel8x0_create(struct snd_card *card, 2921 struct pci_dev *pci, 2922 unsigned long device_type, 2923 struct intel8x0 ** r_intel8x0) 2924{ 2925 struct intel8x0 *chip; 2926 int err; 2927 unsigned int i; 2928 unsigned int int_sta_masks; 2929 struct ichdev *ichdev; 2930 static struct snd_device_ops ops = { 2931 .dev_free = snd_intel8x0_dev_free, 2932 }; 2933 2934 static unsigned int bdbars[] = { 2935 3, /* DEVICE_INTEL */ 2936 6, /* DEVICE_INTEL_ICH4 */ 2937 3, /* DEVICE_SIS */ 2938 6, /* DEVICE_ALI */ 2939 4, /* DEVICE_NFORCE */ 2940 }; 2941 static struct ich_reg_info intel_regs[6] = { 2942 { ICH_PIINT, 0 }, 2943 { ICH_POINT, 0x10 }, 2944 { ICH_MCINT, 0x20 }, 2945 { ICH_M2INT, 0x40 }, 2946 { ICH_P2INT, 0x50 }, 2947 { ICH_SPINT, 0x60 }, 2948 }; 2949 static struct ich_reg_info nforce_regs[4] = { 2950 { ICH_PIINT, 0 }, 2951 { ICH_POINT, 0x10 }, 2952 { ICH_MCINT, 0x20 }, 2953 { ICH_NVSPINT, 0x70 }, 2954 }; 2955 static struct ich_reg_info ali_regs[6] = { 2956 { ALI_INT_PCMIN, 0x40 }, 2957 { ALI_INT_PCMOUT, 0x50 }, 2958 { ALI_INT_MICIN, 0x60 }, 2959 { ALI_INT_CODECSPDIFOUT, 0x70 }, 2960 { ALI_INT_SPDIFIN, 0xa0 }, 2961 { ALI_INT_SPDIFOUT, 0xb0 }, 2962 }; 2963 struct ich_reg_info *tbl; 2964 2965 *r_intel8x0 = NULL; 2966 2967 if ((err = pci_enable_device(pci)) < 0) 2968 return err; 2969 2970 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 2971 if (chip == NULL) { 2972 pci_disable_device(pci); 2973 return -ENOMEM; 2974 } 2975 spin_lock_init(&chip->reg_lock); 2976 chip->device_type = device_type; 2977 chip->card = card; 2978 chip->pci = pci; 2979 chip->irq = -1; 2980 2981 /* module parameters */ 2982 chip->buggy_irq = buggy_irq; 2983 chip->buggy_semaphore = buggy_semaphore; 2984 if (xbox) 2985 chip->xbox = 1; 2986 2987 if (pci->vendor == PCI_VENDOR_ID_INTEL && 2988 pci->device == PCI_DEVICE_ID_INTEL_440MX) 2989 chip->fix_nocache = 1; /* enable workaround */ 2990 2991 if ((err = pci_request_regions(pci, card->shortname)) < 0) { 2992 kfree(chip); 2993 pci_disable_device(pci); 2994 return err; 2995 } 2996 2997 if (device_type == DEVICE_ALI) { 2998 /* ALI5455 has no ac97 region */ 2999 chip->bmaddr = pci_iomap(pci, 0, 0); 3000 goto port_inited; 3001 } 3002 3003 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */ 3004 chip->addr = pci_iomap(pci, 2, 0); 3005 else 3006 chip->addr = pci_iomap(pci, 0, 0); 3007 if (!chip->addr) { 3008 snd_printk(KERN_ERR "AC'97 space ioremap problem\n"); 3009 snd_intel8x0_free(chip); 3010 return -EIO; 3011 } 3012 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */ 3013 chip->bmaddr = pci_iomap(pci, 3, 0); 3014 else 3015 chip->bmaddr = pci_iomap(pci, 1, 0); 3016 if (!chip->bmaddr) { 3017 snd_printk(KERN_ERR "Controller space ioremap problem\n"); 3018 snd_intel8x0_free(chip); 3019 return -EIO; 3020 } 3021 3022 port_inited: 3023 chip->bdbars_count = bdbars[device_type]; 3024 3025 /* initialize offsets */ 3026 switch (device_type) { 3027 case DEVICE_NFORCE: 3028 tbl = nforce_regs; 3029 break; 3030 case DEVICE_ALI: 3031 tbl = ali_regs; 3032 break; 3033 default: 3034 tbl = intel_regs; 3035 break; 3036 } 3037 for (i = 0; i < chip->bdbars_count; i++) { 3038 ichdev = &chip->ichd[i]; 3039 ichdev->ichd = i; 3040 ichdev->reg_offset = tbl[i].offset; 3041 ichdev->int_sta_mask = tbl[i].int_sta_mask; 3042 if (device_type == DEVICE_SIS) { 3043 /* SiS 7012 swaps the registers */ 3044 ichdev->roff_sr = ICH_REG_OFF_PICB; 3045 ichdev->roff_picb = ICH_REG_OFF_SR; 3046 } else { 3047 ichdev->roff_sr = ICH_REG_OFF_SR; 3048 ichdev->roff_picb = ICH_REG_OFF_PICB; 3049 } 3050 if (device_type == DEVICE_ALI) 3051 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10; 3052 /* SIS7012 handles the pcm data in bytes, others are in samples */ 3053 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1; 3054 } 3055 3056 /* allocate buffer descriptor lists */ 3057 /* the start of each lists must be aligned to 8 bytes */ 3058 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 3059 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2, 3060 &chip->bdbars) < 0) { 3061 snd_intel8x0_free(chip); 3062 snd_printk(KERN_ERR "intel8x0: cannot allocate buffer descriptors\n"); 3063 return -ENOMEM; 3064 } 3065 /* tables must be aligned to 8 bytes here, but the kernel pages 3066 are much bigger, so we don't care (on i386) */ 3067 /* workaround for 440MX */ 3068 if (chip->fix_nocache) 3069 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 3070 int_sta_masks = 0; 3071 for (i = 0; i < chip->bdbars_count; i++) { 3072 ichdev = &chip->ichd[i]; 3073 ichdev->bdbar = ((u32 *)chip->bdbars.area) + 3074 (i * ICH_MAX_FRAGS * 2); 3075 ichdev->bdbar_addr = chip->bdbars.addr + 3076 (i * sizeof(u32) * ICH_MAX_FRAGS * 2); 3077 int_sta_masks |= ichdev->int_sta_mask; 3078 } 3079 chip->int_sta_reg = device_type == DEVICE_ALI ? 3080 ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; 3081 chip->int_sta_mask = int_sta_masks; 3082 3083 pci_set_master(pci); 3084 3085 switch(chip->device_type) { 3086 case DEVICE_INTEL_ICH4: 3087 /* ICH4 can have three codecs */ 3088 chip->max_codecs = 3; 3089 chip->codec_bit = ich_codec_bits; 3090 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI; 3091 break; 3092 case DEVICE_SIS: 3093 /* recent SIS7012 can have three codecs */ 3094 chip->max_codecs = 3; 3095 chip->codec_bit = sis_codec_bits; 3096 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI; 3097 break; 3098 default: 3099 /* others up to two codecs */ 3100 chip->max_codecs = 2; 3101 chip->codec_bit = ich_codec_bits; 3102 chip->codec_ready_bits = ICH_PRI | ICH_SRI; 3103 break; 3104 } 3105 for (i = 0; i < chip->max_codecs; i++) 3106 chip->codec_isr_bits |= chip->codec_bit[i]; 3107 3108 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { 3109 snd_intel8x0_free(chip); 3110 return err; 3111 } 3112 3113 /* request irq after initializaing int_sta_mask, etc */ 3114 if (request_irq(pci->irq, snd_intel8x0_interrupt, 3115 IRQF_SHARED, card->shortname, chip)) { 3116 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); 3117 snd_intel8x0_free(chip); 3118 return -EBUSY; 3119 } 3120 chip->irq = pci->irq; 3121 3122 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 3123 snd_intel8x0_free(chip); 3124 return err; 3125 } 3126 3127 snd_card_set_dev(card, &pci->dev); 3128 3129 *r_intel8x0 = chip; 3130 return 0; 3131} 3132 3133static struct shortname_table { 3134 unsigned int id; 3135 const char *s; 3136} shortnames[] __devinitdata = { 3137 { PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" }, 3138 { PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" }, 3139 { PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" }, 3140 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" }, 3141 { PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" }, 3142 { PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" }, 3143 { PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" }, 3144 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" }, 3145 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" }, 3146 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" }, 3147 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" }, 3148 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" }, 3149 { PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" }, 3150 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" }, 3151 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" }, 3152 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" }, 3153 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" }, 3154 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" }, 3155 { 0x003a, "NVidia MCP04" }, 3156 { 0x746d, "AMD AMD8111" }, 3157 { 0x7445, "AMD AMD768" }, 3158 { 0x5455, "ALi M5455" }, 3159 { 0, NULL }, 3160}; 3161 3162static struct snd_pci_quirk spdif_aclink_defaults[] __devinitdata = { 3163 SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1), 3164 { } /* end */ 3165}; 3166 3167/* look up white/black list for SPDIF over ac-link */ 3168static int __devinit check_default_spdif_aclink(struct pci_dev *pci) 3169{ 3170 const struct snd_pci_quirk *w; 3171 3172 w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults); 3173 if (w) { 3174 if (w->value) 3175 snd_printdd(KERN_INFO "intel8x0: Using SPDIF over " 3176 "AC-Link for %s\n", w->name); 3177 else 3178 snd_printdd(KERN_INFO "intel8x0: Using integrated " 3179 "SPDIF DMA for %s\n", w->name); 3180 return w->value; 3181 } 3182 return 0; 3183} 3184 3185static int __devinit snd_intel8x0_probe(struct pci_dev *pci, 3186 const struct pci_device_id *pci_id) 3187{ 3188 struct snd_card *card; 3189 struct intel8x0 *chip; 3190 int err; 3191 struct shortname_table *name; 3192 3193 err = snd_card_create(index, id, THIS_MODULE, 0, &card); 3194 if (err < 0) 3195 return err; 3196 3197 if (spdif_aclink < 0) 3198 spdif_aclink = check_default_spdif_aclink(pci); 3199 3200 strcpy(card->driver, "ICH"); 3201 if (!spdif_aclink) { 3202 switch (pci_id->driver_data) { 3203 case DEVICE_NFORCE: 3204 strcpy(card->driver, "NFORCE"); 3205 break; 3206 case DEVICE_INTEL_ICH4: 3207 strcpy(card->driver, "ICH4"); 3208 } 3209 } 3210 3211 strcpy(card->shortname, "Intel ICH"); 3212 for (name = shortnames; name->id; name++) { 3213 if (pci->device == name->id) { 3214 strcpy(card->shortname, name->s); 3215 break; 3216 } 3217 } 3218 3219 if (buggy_irq < 0) { 3220 /* some Nforce[2] and ICH boards have problems with IRQ handling. 3221 * Needs to return IRQ_HANDLED for unknown irqs. 3222 */ 3223 if (pci_id->driver_data == DEVICE_NFORCE) 3224 buggy_irq = 1; 3225 else 3226 buggy_irq = 0; 3227 } 3228 3229 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, 3230 &chip)) < 0) { 3231 snd_card_free(card); 3232 return err; 3233 } 3234 card->private_data = chip; 3235 3236 if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) { 3237 snd_card_free(card); 3238 return err; 3239 } 3240 if ((err = snd_intel8x0_pcm(chip)) < 0) { 3241 snd_card_free(card); 3242 return err; 3243 } 3244 3245 snd_intel8x0_proc_init(chip); 3246 3247 snprintf(card->longname, sizeof(card->longname), 3248 "%s with %s at irq %i", card->shortname, 3249 snd_ac97_get_short_name(chip->ac97[0]), chip->irq); 3250 3251 if (ac97_clock == 0 || ac97_clock == 1) { 3252 if (ac97_clock == 0) { 3253 if (intel8x0_in_clock_list(chip) == 0) 3254 intel8x0_measure_ac97_clock(chip); 3255 } else { 3256 intel8x0_measure_ac97_clock(chip); 3257 } 3258 } 3259 3260 if ((err = snd_card_register(card)) < 0) { 3261 snd_card_free(card); 3262 return err; 3263 } 3264 pci_set_drvdata(pci, card); 3265 return 0; 3266} 3267 3268static void __devexit snd_intel8x0_remove(struct pci_dev *pci) 3269{ 3270 snd_card_free(pci_get_drvdata(pci)); 3271 pci_set_drvdata(pci, NULL); 3272} 3273 3274static struct pci_driver driver = { 3275 .name = "Intel ICH", 3276 .id_table = snd_intel8x0_ids, 3277 .probe = snd_intel8x0_probe, 3278 .remove = __devexit_p(snd_intel8x0_remove), 3279#ifdef CONFIG_PM 3280 .suspend = intel8x0_suspend, 3281 .resume = intel8x0_resume, 3282#endif 3283}; 3284 3285 3286static int __init alsa_card_intel8x0_init(void) 3287{ 3288 return pci_register_driver(&driver); 3289} 3290 3291static void __exit alsa_card_intel8x0_exit(void) 3292{ 3293 pci_unregister_driver(&driver); 3294} 3295 3296module_init(alsa_card_intel8x0_init) 3297module_exit(alsa_card_intel8x0_exit) 3298