1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * ALSA driver for Intel ICH (i8x0) chipsets 4 * 5 * Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz> 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 */ 13 14 #include <linux/io.h> 15 #include <linux/delay.h> 16 #include <linux/interrupt.h> 17 #include <linux/init.h> 18 #include <linux/pci.h> 19 #include <linux/slab.h> 20 #include <linux/module.h> 21 #include <sound/core.h> 22 #include <sound/pcm.h> 23 #include <sound/ac97_codec.h> 24 #include <sound/info.h> 25 #include <sound/initval.h> 26 27 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 28 MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455"); 29 MODULE_LICENSE("GPL"); 30 MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH}," 31 "{Intel,82901AB-ICH0}," 32 "{Intel,82801BA-ICH2}," 33 "{Intel,82801CA-ICH3}," 34 "{Intel,82801DB-ICH4}," 35 "{Intel,ICH5}," 36 "{Intel,ICH6}," 37 "{Intel,ICH7}," 38 "{Intel,6300ESB}," 39 "{Intel,ESB2}," 40 "{Intel,MX440}," 41 "{SiS,SI7012}," 42 "{NVidia,nForce Audio}," 43 "{NVidia,nForce2 Audio}," 44 "{NVidia,nForce3 Audio}," 45 "{NVidia,MCP04}," 46 "{NVidia,MCP501}," 47 "{NVidia,CK804}," 48 "{NVidia,CK8}," 49 "{NVidia,CK8S}," 50 "{AMD,AMD768}," 51 "{AMD,AMD8111}," 52 "{ALI,M5455}}"); 53 54 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ 55 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ 56 static int ac97_clock; 57 static char *ac97_quirk; 58 static bool buggy_semaphore; 59 static int buggy_irq = -1; /* auto-check */ 60 static bool xbox; 61 static int spdif_aclink = -1; 62 static int inside_vm = -1; 63 64 module_param(index, int, 0444); 65 MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard."); 66 module_param(id, charp, 0444); 67 MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard."); 68 module_param(ac97_clock, int, 0444); 69 MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = allowlist + auto-detect, 1 = force autodetect)."); 70 module_param(ac97_quirk, charp, 0444); 71 MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware."); 72 module_param(buggy_semaphore, bool, 0444); 73 MODULE_PARM_DESC(buggy_semaphore, "Enable workaround for hardwares with problematic codec semaphores."); 74 module_param(buggy_irq, bint, 0444); 75 MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards."); 76 module_param(xbox, bool, 0444); 77 MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection."); 78 module_param(spdif_aclink, int, 0444); 79 MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link."); 80 module_param(inside_vm, bint, 0444); 81 MODULE_PARM_DESC(inside_vm, "KVM/Parallels optimization."); 82 83 /* just for backward compatibility */ 84 static bool enable; 85 module_param(enable, bool, 0444); 86 static int joystick; 87 module_param(joystick, int, 0444); 88 89 /* 90 * Direct registers 91 */ 92 enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE }; 93 94 #define ICHREG(x) ICH_REG_##x 95 96 #define DEFINE_REGSET(name,base) \ 97 enum { \ 98 ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \ 99 ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \ 100 ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \ 101 ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \ 102 ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \ 103 ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \ 104 ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \ 105 }; 106 107 /* busmaster blocks */ 108 DEFINE_REGSET(OFF, 0); /* offset */ 109 DEFINE_REGSET(PI, 0x00); /* PCM in */ 110 DEFINE_REGSET(PO, 0x10); /* PCM out */ 111 DEFINE_REGSET(MC, 0x20); /* Mic in */ 112 113 /* ICH4 busmaster blocks */ 114 DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */ 115 DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */ 116 DEFINE_REGSET(SP, 0x60); /* SPDIF out */ 117 118 /* values for each busmaster block */ 119 120 /* LVI */ 121 #define ICH_REG_LVI_MASK 0x1f 122 123 /* SR */ 124 #define ICH_FIFOE 0x10 /* FIFO error */ 125 #define ICH_BCIS 0x08 /* buffer completion interrupt status */ 126 #define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */ 127 #define ICH_CELV 0x02 /* current equals last valid */ 128 #define ICH_DCH 0x01 /* DMA controller halted */ 129 130 /* PIV */ 131 #define ICH_REG_PIV_MASK 0x1f /* mask */ 132 133 /* CR */ 134 #define ICH_IOCE 0x10 /* interrupt on completion enable */ 135 #define ICH_FEIE 0x08 /* fifo error interrupt enable */ 136 #define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */ 137 #define ICH_RESETREGS 0x02 /* reset busmaster registers */ 138 #define ICH_STARTBM 0x01 /* start busmaster operation */ 139 140 141 /* global block */ 142 #define ICH_REG_GLOB_CNT 0x2c /* dword - global control */ 143 #define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */ 144 #define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */ 145 #define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */ 146 #define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */ 147 #define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */ 148 #define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */ 149 #define ICH_PCM_246_MASK 0x00300000 /* chan mask (not all chips) */ 150 #define ICH_PCM_8 0x00300000 /* 8 channels (not all chips) */ 151 #define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */ 152 #define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */ 153 #define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */ 154 #define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */ 155 #define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */ 156 #define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */ 157 #define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */ 158 #define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */ 159 #define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */ 160 #define ICH_PRIE 0x00000010 /* primary resume interrupt enable */ 161 #define ICH_ACLINK 0x00000008 /* AClink shut off */ 162 #define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */ 163 #define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */ 164 #define ICH_GIE 0x00000001 /* GPI interrupt enable */ 165 #define ICH_REG_GLOB_STA 0x30 /* dword - global status */ 166 #define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */ 167 #define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */ 168 #define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */ 169 #define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */ 170 #define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */ 171 #define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */ 172 #define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */ 173 #define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */ 174 #define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */ 175 #define ICH_SIS_TRI 0x00080000 /* SIS: tertiary resume irq */ 176 #define ICH_SIS_TCR 0x00040000 /* SIS: tertiary codec ready */ 177 #define ICH_MD3 0x00020000 /* modem power down semaphore */ 178 #define ICH_AD3 0x00010000 /* audio power down semaphore */ 179 #define ICH_RCS 0x00008000 /* read completion status */ 180 #define ICH_BIT3 0x00004000 /* bit 3 slot 12 */ 181 #define ICH_BIT2 0x00002000 /* bit 2 slot 12 */ 182 #define ICH_BIT1 0x00001000 /* bit 1 slot 12 */ 183 #define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */ 184 #define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */ 185 #define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */ 186 #define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */ 187 #define ICH_MCINT 0x00000080 /* MIC capture interrupt */ 188 #define ICH_POINT 0x00000040 /* playback interrupt */ 189 #define ICH_PIINT 0x00000020 /* capture interrupt */ 190 #define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */ 191 #define ICH_MOINT 0x00000004 /* modem playback interrupt */ 192 #define ICH_MIINT 0x00000002 /* modem capture interrupt */ 193 #define ICH_GSCI 0x00000001 /* GPI status change interrupt */ 194 #define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */ 195 #define ICH_CAS 0x01 /* codec access semaphore */ 196 #define ICH_REG_SDM 0x80 197 #define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */ 198 #define ICH_DI2L_SHIFT 6 199 #define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */ 200 #define ICH_DI1L_SHIFT 4 201 #define ICH_SE 0x00000008 /* steer enable */ 202 #define ICH_LDI_MASK 0x00000003 /* last codec read data input */ 203 204 #define ICH_MAX_FRAGS 32 /* max hw frags */ 205 206 207 /* 208 * registers for Ali5455 209 */ 210 211 /* ALi 5455 busmaster blocks */ 212 DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */ 213 DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */ 214 DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */ 215 DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */ 216 DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */ 217 DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */ 218 DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */ 219 DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */ 220 DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */ 221 DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */ 222 DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */ 223 224 enum { 225 ICH_REG_ALI_SCR = 0x00, /* System Control Register */ 226 ICH_REG_ALI_SSR = 0x04, /* System Status Register */ 227 ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */ 228 ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */ 229 ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */ 230 ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */ 231 ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */ 232 ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */ 233 ICH_REG_ALI_CPR = 0x20, /* Command Port Register */ 234 ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */ 235 ICH_REG_ALI_SPR = 0x24, /* Status Port Register */ 236 ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */ 237 ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */ 238 ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */ 239 ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */ 240 ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */ 241 ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */ 242 ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */ 243 ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */ 244 ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */ 245 ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */ 246 }; 247 248 #define ALI_CAS_SEM_BUSY 0x80000000 249 #define ALI_CPR_ADDR_SECONDARY 0x100 250 #define ALI_CPR_ADDR_READ 0x80 251 #define ALI_CSPSR_CODEC_READY 0x08 252 #define ALI_CSPSR_READ_OK 0x02 253 #define ALI_CSPSR_WRITE_OK 0x01 254 255 /* interrupts for the whole chip by interrupt status register finish */ 256 257 #define ALI_INT_MICIN2 (1<<26) 258 #define ALI_INT_PCMIN2 (1<<25) 259 #define ALI_INT_I2SIN (1<<24) 260 #define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */ 261 #define ALI_INT_SPDIFIN (1<<22) 262 #define ALI_INT_LFEOUT (1<<21) 263 #define ALI_INT_CENTEROUT (1<<20) 264 #define ALI_INT_CODECSPDIFOUT (1<<19) 265 #define ALI_INT_MICIN (1<<18) 266 #define ALI_INT_PCMOUT (1<<17) 267 #define ALI_INT_PCMIN (1<<16) 268 #define ALI_INT_CPRAIS (1<<7) /* command port available */ 269 #define ALI_INT_SPRAIS (1<<5) /* status port available */ 270 #define ALI_INT_GPIO (1<<1) 271 #define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|\ 272 ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN) 273 274 #define ICH_ALI_SC_RESET (1<<31) /* master reset */ 275 #define ICH_ALI_SC_AC97_DBL (1<<30) 276 #define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */ 277 #define ICH_ALI_SC_IN_BITS (3<<18) 278 #define ICH_ALI_SC_OUT_BITS (3<<16) 279 #define ICH_ALI_SC_6CH_CFG (3<<14) 280 #define ICH_ALI_SC_PCM_4 (1<<8) 281 #define ICH_ALI_SC_PCM_6 (2<<8) 282 #define ICH_ALI_SC_PCM_246_MASK (3<<8) 283 284 #define ICH_ALI_SS_SEC_ID (3<<5) 285 #define ICH_ALI_SS_PRI_ID (3<<3) 286 287 #define ICH_ALI_IF_AC97SP (1<<21) 288 #define ICH_ALI_IF_MC (1<<20) 289 #define ICH_ALI_IF_PI (1<<19) 290 #define ICH_ALI_IF_MC2 (1<<18) 291 #define ICH_ALI_IF_PI2 (1<<17) 292 #define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */ 293 #define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */ 294 #define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */ 295 #define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */ 296 #define ICH_ALI_IF_PO_SPDF (1<<3) 297 #define ICH_ALI_IF_PO (1<<1) 298 299 /* 300 * 301 */ 302 303 enum { 304 ICHD_PCMIN, 305 ICHD_PCMOUT, 306 ICHD_MIC, 307 ICHD_MIC2, 308 ICHD_PCM2IN, 309 ICHD_SPBAR, 310 ICHD_LAST = ICHD_SPBAR 311 }; 312 enum { 313 NVD_PCMIN, 314 NVD_PCMOUT, 315 NVD_MIC, 316 NVD_SPBAR, 317 NVD_LAST = NVD_SPBAR 318 }; 319 enum { 320 ALID_PCMIN, 321 ALID_PCMOUT, 322 ALID_MIC, 323 ALID_AC97SPDIFOUT, 324 ALID_SPDIFIN, 325 ALID_SPDIFOUT, 326 ALID_LAST = ALID_SPDIFOUT 327 }; 328 329 #define get_ichdev(substream) (substream->runtime->private_data) 330 331 struct ichdev { 332 unsigned int ichd; /* ich device number */ 333 unsigned long reg_offset; /* offset to bmaddr */ 334 __le32 *bdbar; /* CPU address (32bit) */ 335 unsigned int bdbar_addr; /* PCI bus address (32bit) */ 336 struct snd_pcm_substream *substream; 337 unsigned int physbuf; /* physical address (32bit) */ 338 unsigned int size; 339 unsigned int fragsize; 340 unsigned int fragsize1; 341 unsigned int position; 342 unsigned int pos_shift; 343 unsigned int last_pos; 344 int frags; 345 int lvi; 346 int lvi_frag; 347 int civ; 348 int ack; 349 int ack_reload; 350 unsigned int ack_bit; 351 unsigned int roff_sr; 352 unsigned int roff_picb; 353 unsigned int int_sta_mask; /* interrupt status mask */ 354 unsigned int ali_slot; /* ALI DMA slot */ 355 struct ac97_pcm *pcm; 356 int pcm_open_flag; 357 unsigned int suspended: 1; 358 }; 359 360 struct intel8x0 { 361 unsigned int device_type; 362 363 int irq; 364 365 void __iomem *addr; 366 void __iomem *bmaddr; 367 368 struct pci_dev *pci; 369 struct snd_card *card; 370 371 int pcm_devs; 372 struct snd_pcm *pcm[6]; 373 struct ichdev ichd[6]; 374 375 unsigned multi4: 1, 376 multi6: 1, 377 multi8 :1, 378 dra: 1, 379 smp20bit: 1; 380 unsigned in_ac97_init: 1, 381 in_sdin_init: 1; 382 unsigned in_measurement: 1; /* during ac97 clock measurement */ 383 unsigned fix_nocache: 1; /* workaround for 440MX */ 384 unsigned buggy_irq: 1; /* workaround for buggy mobos */ 385 unsigned xbox: 1; /* workaround for Xbox AC'97 detection */ 386 unsigned buggy_semaphore: 1; /* workaround for buggy codec semaphore */ 387 unsigned inside_vm: 1; /* enable VM optimization */ 388 389 int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */ 390 unsigned int sdm_saved; /* SDM reg value */ 391 392 struct snd_ac97_bus *ac97_bus; 393 struct snd_ac97 *ac97[3]; 394 unsigned int ac97_sdin[3]; 395 unsigned int max_codecs, ncodecs; 396 const unsigned int *codec_bit; 397 unsigned int codec_isr_bits; 398 unsigned int codec_ready_bits; 399 400 spinlock_t reg_lock; 401 402 u32 bdbars_count; 403 struct snd_dma_buffer bdbars; 404 u32 int_sta_reg; /* interrupt status register */ 405 u32 int_sta_mask; /* interrupt status mask */ 406 }; 407 408 static const struct pci_device_id snd_intel8x0_ids[] = { 409 { PCI_VDEVICE(INTEL, 0x2415), DEVICE_INTEL }, /* 82801AA */ 410 { PCI_VDEVICE(INTEL, 0x2425), DEVICE_INTEL }, /* 82901AB */ 411 { PCI_VDEVICE(INTEL, 0x2445), DEVICE_INTEL }, /* 82801BA */ 412 { PCI_VDEVICE(INTEL, 0x2485), DEVICE_INTEL }, /* ICH3 */ 413 { PCI_VDEVICE(INTEL, 0x24c5), DEVICE_INTEL_ICH4 }, /* ICH4 */ 414 { PCI_VDEVICE(INTEL, 0x24d5), DEVICE_INTEL_ICH4 }, /* ICH5 */ 415 { PCI_VDEVICE(INTEL, 0x25a6), DEVICE_INTEL_ICH4 }, /* ESB */ 416 { PCI_VDEVICE(INTEL, 0x266e), DEVICE_INTEL_ICH4 }, /* ICH6 */ 417 { PCI_VDEVICE(INTEL, 0x27de), DEVICE_INTEL_ICH4 }, /* ICH7 */ 418 { PCI_VDEVICE(INTEL, 0x2698), DEVICE_INTEL_ICH4 }, /* ESB2 */ 419 { PCI_VDEVICE(INTEL, 0x7195), DEVICE_INTEL }, /* 440MX */ 420 { PCI_VDEVICE(SI, 0x7012), DEVICE_SIS }, /* SI7012 */ 421 { PCI_VDEVICE(NVIDIA, 0x01b1), DEVICE_NFORCE }, /* NFORCE */ 422 { PCI_VDEVICE(NVIDIA, 0x003a), DEVICE_NFORCE }, /* MCP04 */ 423 { PCI_VDEVICE(NVIDIA, 0x006a), DEVICE_NFORCE }, /* NFORCE2 */ 424 { PCI_VDEVICE(NVIDIA, 0x0059), DEVICE_NFORCE }, /* CK804 */ 425 { PCI_VDEVICE(NVIDIA, 0x008a), DEVICE_NFORCE }, /* CK8 */ 426 { PCI_VDEVICE(NVIDIA, 0x00da), DEVICE_NFORCE }, /* NFORCE3 */ 427 { PCI_VDEVICE(NVIDIA, 0x00ea), DEVICE_NFORCE }, /* CK8S */ 428 { PCI_VDEVICE(NVIDIA, 0x026b), DEVICE_NFORCE }, /* MCP51 */ 429 { PCI_VDEVICE(AMD, 0x746d), DEVICE_INTEL }, /* AMD8111 */ 430 { PCI_VDEVICE(AMD, 0x7445), DEVICE_INTEL }, /* AMD768 */ 431 { PCI_VDEVICE(AL, 0x5455), DEVICE_ALI }, /* Ali5455 */ 432 { 0, } 433 }; 434 435 MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids); 436 437 /* 438 * Lowlevel I/O - busmaster 439 */ 440 441 static inline u8 igetbyte(struct intel8x0 *chip, u32 offset) 442 { 443 return ioread8(chip->bmaddr + offset); 444 } 445 446 static inline u16 igetword(struct intel8x0 *chip, u32 offset) 447 { 448 return ioread16(chip->bmaddr + offset); 449 } 450 451 static inline u32 igetdword(struct intel8x0 *chip, u32 offset) 452 { 453 return ioread32(chip->bmaddr + offset); 454 } 455 456 static inline void iputbyte(struct intel8x0 *chip, u32 offset, u8 val) 457 { 458 iowrite8(val, chip->bmaddr + offset); 459 } 460 461 static inline void iputword(struct intel8x0 *chip, u32 offset, u16 val) 462 { 463 iowrite16(val, chip->bmaddr + offset); 464 } 465 466 static inline void iputdword(struct intel8x0 *chip, u32 offset, u32 val) 467 { 468 iowrite32(val, chip->bmaddr + offset); 469 } 470 471 /* 472 * Lowlevel I/O - AC'97 registers 473 */ 474 475 static inline u16 iagetword(struct intel8x0 *chip, u32 offset) 476 { 477 return ioread16(chip->addr + offset); 478 } 479 480 static inline void iaputword(struct intel8x0 *chip, u32 offset, u16 val) 481 { 482 iowrite16(val, chip->addr + offset); 483 } 484 485 /* 486 * Basic I/O 487 */ 488 489 /* 490 * access to AC97 codec via normal i/o (for ICH and SIS7012) 491 */ 492 493 static int snd_intel8x0_codec_semaphore(struct intel8x0 *chip, unsigned int codec) 494 { 495 int time; 496 497 if (codec > 2) 498 return -EIO; 499 if (chip->in_sdin_init) { 500 /* we don't know the ready bit assignment at the moment */ 501 /* so we check any */ 502 codec = chip->codec_isr_bits; 503 } else { 504 codec = chip->codec_bit[chip->ac97_sdin[codec]]; 505 } 506 507 /* codec ready ? */ 508 if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0) 509 return -EIO; 510 511 if (chip->buggy_semaphore) 512 return 0; /* just ignore ... */ 513 514 /* Anyone holding a semaphore for 1 msec should be shot... */ 515 time = 100; 516 do { 517 if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS)) 518 return 0; 519 udelay(10); 520 } while (time--); 521 522 /* access to some forbidden (non existent) ac97 registers will not 523 * reset the semaphore. So even if you don't get the semaphore, still 524 * continue the access. We don't need the semaphore anyway. */ 525 dev_err(chip->card->dev, 526 "codec_semaphore: semaphore is not ready [0x%x][0x%x]\n", 527 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA))); 528 iagetword(chip, 0); /* clear semaphore flag */ 529 /* I don't care about the semaphore */ 530 return -EBUSY; 531 } 532 533 static void snd_intel8x0_codec_write(struct snd_ac97 *ac97, 534 unsigned short reg, 535 unsigned short val) 536 { 537 struct intel8x0 *chip = ac97->private_data; 538 539 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 540 if (! chip->in_ac97_init) 541 dev_err(chip->card->dev, 542 "codec_write %d: semaphore is not ready for register 0x%x\n", 543 ac97->num, reg); 544 } 545 iaputword(chip, reg + ac97->num * 0x80, val); 546 } 547 548 static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97, 549 unsigned short reg) 550 { 551 struct intel8x0 *chip = ac97->private_data; 552 unsigned short res; 553 unsigned int tmp; 554 555 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 556 if (! chip->in_ac97_init) 557 dev_err(chip->card->dev, 558 "codec_read %d: semaphore is not ready for register 0x%x\n", 559 ac97->num, reg); 560 res = 0xffff; 561 } else { 562 res = iagetword(chip, reg + ac97->num * 0x80); 563 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 564 /* reset RCS and preserve other R/WC bits */ 565 iputdword(chip, ICHREG(GLOB_STA), tmp & 566 ~(chip->codec_ready_bits | ICH_GSCI)); 567 if (! chip->in_ac97_init) 568 dev_err(chip->card->dev, 569 "codec_read %d: read timeout for register 0x%x\n", 570 ac97->num, reg); 571 res = 0xffff; 572 } 573 } 574 return res; 575 } 576 577 static void snd_intel8x0_codec_read_test(struct intel8x0 *chip, 578 unsigned int codec) 579 { 580 unsigned int tmp; 581 582 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) { 583 iagetword(chip, codec * 0x80); 584 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 585 /* reset RCS and preserve other R/WC bits */ 586 iputdword(chip, ICHREG(GLOB_STA), tmp & 587 ~(chip->codec_ready_bits | ICH_GSCI)); 588 } 589 } 590 } 591 592 /* 593 * access to AC97 for Ali5455 594 */ 595 static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask) 596 { 597 int count = 0; 598 for (count = 0; count < 0x7f; count++) { 599 int val = igetbyte(chip, ICHREG(ALI_CSPSR)); 600 if (val & mask) 601 return 0; 602 } 603 if (! chip->in_ac97_init) 604 dev_warn(chip->card->dev, "AC97 codec ready timeout.\n"); 605 return -EBUSY; 606 } 607 608 static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip) 609 { 610 int time = 100; 611 if (chip->buggy_semaphore) 612 return 0; /* just ignore ... */ 613 while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY)) 614 udelay(1); 615 if (! time && ! chip->in_ac97_init) 616 dev_warn(chip->card->dev, "ali_codec_semaphore timeout\n"); 617 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY); 618 } 619 620 static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg) 621 { 622 struct intel8x0 *chip = ac97->private_data; 623 unsigned short data = 0xffff; 624 625 if (snd_intel8x0_ali_codec_semaphore(chip)) 626 goto __err; 627 reg |= ALI_CPR_ADDR_READ; 628 if (ac97->num) 629 reg |= ALI_CPR_ADDR_SECONDARY; 630 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 631 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK)) 632 goto __err; 633 data = igetword(chip, ICHREG(ALI_SPR)); 634 __err: 635 return data; 636 } 637 638 static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg, 639 unsigned short val) 640 { 641 struct intel8x0 *chip = ac97->private_data; 642 643 if (snd_intel8x0_ali_codec_semaphore(chip)) 644 return; 645 iputword(chip, ICHREG(ALI_CPR), val); 646 if (ac97->num) 647 reg |= ALI_CPR_ADDR_SECONDARY; 648 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 649 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK); 650 } 651 652 653 /* 654 * DMA I/O 655 */ 656 static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev) 657 { 658 int idx; 659 __le32 *bdbar = ichdev->bdbar; 660 unsigned long port = ichdev->reg_offset; 661 662 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 663 if (ichdev->size == ichdev->fragsize) { 664 ichdev->ack_reload = ichdev->ack = 2; 665 ichdev->fragsize1 = ichdev->fragsize >> 1; 666 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) { 667 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf); 668 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 669 ichdev->fragsize1 >> ichdev->pos_shift); 670 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1)); 671 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 672 ichdev->fragsize1 >> ichdev->pos_shift); 673 } 674 ichdev->frags = 2; 675 } else { 676 ichdev->ack_reload = ichdev->ack = 1; 677 ichdev->fragsize1 = ichdev->fragsize; 678 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) { 679 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + 680 (((idx >> 1) * ichdev->fragsize) % 681 ichdev->size)); 682 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 683 ichdev->fragsize >> ichdev->pos_shift); 684 #if 0 685 dev_dbg(chip->card->dev, "bdbar[%i] = 0x%x [0x%x]\n", 686 idx + 0, bdbar[idx + 0], bdbar[idx + 1]); 687 #endif 688 } 689 ichdev->frags = ichdev->size / ichdev->fragsize; 690 } 691 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK); 692 ichdev->civ = 0; 693 iputbyte(chip, port + ICH_REG_OFF_CIV, 0); 694 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags; 695 ichdev->position = 0; 696 #if 0 697 dev_dbg(chip->card->dev, 698 "lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n", 699 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, 700 ichdev->fragsize1); 701 #endif 702 /* clear interrupts */ 703 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 704 } 705 706 /* 707 * Interrupt handler 708 */ 709 710 static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev) 711 { 712 unsigned long port = ichdev->reg_offset; 713 unsigned long flags; 714 int status, civ, i, step; 715 int ack = 0; 716 717 spin_lock_irqsave(&chip->reg_lock, flags); 718 status = igetbyte(chip, port + ichdev->roff_sr); 719 civ = igetbyte(chip, port + ICH_REG_OFF_CIV); 720 if (!(status & ICH_BCIS)) { 721 step = 0; 722 } else if (civ == ichdev->civ) { 723 // snd_printd("civ same %d\n", civ); 724 step = 1; 725 ichdev->civ++; 726 ichdev->civ &= ICH_REG_LVI_MASK; 727 } else { 728 step = civ - ichdev->civ; 729 if (step < 0) 730 step += ICH_REG_LVI_MASK + 1; 731 // if (step != 1) 732 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ); 733 ichdev->civ = civ; 734 } 735 736 ichdev->position += step * ichdev->fragsize1; 737 if (! chip->in_measurement) 738 ichdev->position %= ichdev->size; 739 ichdev->lvi += step; 740 ichdev->lvi &= ICH_REG_LVI_MASK; 741 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 742 for (i = 0; i < step; i++) { 743 ichdev->lvi_frag++; 744 ichdev->lvi_frag %= ichdev->frags; 745 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1); 746 #if 0 747 dev_dbg(chip->card->dev, 748 "new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n", 749 ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2], 750 ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port), 751 inl(port + 4), inb(port + ICH_REG_OFF_CR)); 752 #endif 753 if (--ichdev->ack == 0) { 754 ichdev->ack = ichdev->ack_reload; 755 ack = 1; 756 } 757 } 758 spin_unlock_irqrestore(&chip->reg_lock, flags); 759 if (ack && ichdev->substream) { 760 snd_pcm_period_elapsed(ichdev->substream); 761 } 762 iputbyte(chip, port + ichdev->roff_sr, 763 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI)); 764 } 765 766 static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id) 767 { 768 struct intel8x0 *chip = dev_id; 769 struct ichdev *ichdev; 770 unsigned int status; 771 unsigned int i; 772 773 status = igetdword(chip, chip->int_sta_reg); 774 if (status == 0xffffffff) /* we are not yet resumed */ 775 return IRQ_NONE; 776 777 if ((status & chip->int_sta_mask) == 0) { 778 if (status) { 779 /* ack */ 780 iputdword(chip, chip->int_sta_reg, status); 781 if (! chip->buggy_irq) 782 status = 0; 783 } 784 return IRQ_RETVAL(status); 785 } 786 787 for (i = 0; i < chip->bdbars_count; i++) { 788 ichdev = &chip->ichd[i]; 789 if (status & ichdev->int_sta_mask) 790 snd_intel8x0_update(chip, ichdev); 791 } 792 793 /* ack them */ 794 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask); 795 796 return IRQ_HANDLED; 797 } 798 799 /* 800 * PCM part 801 */ 802 803 static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 804 { 805 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 806 struct ichdev *ichdev = get_ichdev(substream); 807 unsigned char val = 0; 808 unsigned long port = ichdev->reg_offset; 809 810 switch (cmd) { 811 case SNDRV_PCM_TRIGGER_RESUME: 812 ichdev->suspended = 0; 813 fallthrough; 814 case SNDRV_PCM_TRIGGER_START: 815 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 816 val = ICH_IOCE | ICH_STARTBM; 817 ichdev->last_pos = ichdev->position; 818 break; 819 case SNDRV_PCM_TRIGGER_SUSPEND: 820 ichdev->suspended = 1; 821 fallthrough; 822 case SNDRV_PCM_TRIGGER_STOP: 823 val = 0; 824 break; 825 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 826 val = ICH_IOCE; 827 break; 828 default: 829 return -EINVAL; 830 } 831 iputbyte(chip, port + ICH_REG_OFF_CR, val); 832 if (cmd == SNDRV_PCM_TRIGGER_STOP) { 833 /* wait until DMA stopped */ 834 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ; 835 /* reset whole DMA things */ 836 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 837 } 838 return 0; 839 } 840 841 static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd) 842 { 843 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 844 struct ichdev *ichdev = get_ichdev(substream); 845 unsigned long port = ichdev->reg_offset; 846 static const int fiforeg[] = { 847 ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3) 848 }; 849 unsigned int val, fifo; 850 851 val = igetdword(chip, ICHREG(ALI_DMACR)); 852 switch (cmd) { 853 case SNDRV_PCM_TRIGGER_RESUME: 854 ichdev->suspended = 0; 855 fallthrough; 856 case SNDRV_PCM_TRIGGER_START: 857 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 858 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 859 /* clear FIFO for synchronization of channels */ 860 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]); 861 fifo &= ~(0xff << (ichdev->ali_slot % 4)); 862 fifo |= 0x83 << (ichdev->ali_slot % 4); 863 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo); 864 } 865 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 866 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */ 867 /* start DMA */ 868 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot)); 869 break; 870 case SNDRV_PCM_TRIGGER_SUSPEND: 871 ichdev->suspended = 1; 872 fallthrough; 873 case SNDRV_PCM_TRIGGER_STOP: 874 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 875 /* pause */ 876 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16))); 877 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 878 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 879 ; 880 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) 881 break; 882 /* reset whole DMA things */ 883 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 884 /* clear interrupts */ 885 iputbyte(chip, port + ICH_REG_OFF_SR, 886 igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e); 887 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 888 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask); 889 break; 890 default: 891 return -EINVAL; 892 } 893 return 0; 894 } 895 896 static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream, 897 struct snd_pcm_hw_params *hw_params) 898 { 899 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 900 struct ichdev *ichdev = get_ichdev(substream); 901 int dbl = params_rate(hw_params) > 48000; 902 int err; 903 904 if (ichdev->pcm_open_flag) { 905 snd_ac97_pcm_close(ichdev->pcm); 906 ichdev->pcm_open_flag = 0; 907 } 908 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params), 909 params_channels(hw_params), 910 ichdev->pcm->r[dbl].slots); 911 if (err >= 0) { 912 ichdev->pcm_open_flag = 1; 913 /* Force SPDIF setting */ 914 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0) 915 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF, 916 params_rate(hw_params)); 917 } 918 return err; 919 } 920 921 static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream) 922 { 923 struct ichdev *ichdev = get_ichdev(substream); 924 925 if (ichdev->pcm_open_flag) { 926 snd_ac97_pcm_close(ichdev->pcm); 927 ichdev->pcm_open_flag = 0; 928 } 929 return 0; 930 } 931 932 static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip, 933 struct snd_pcm_runtime *runtime) 934 { 935 unsigned int cnt; 936 int dbl = runtime->rate > 48000; 937 938 spin_lock_irq(&chip->reg_lock); 939 switch (chip->device_type) { 940 case DEVICE_ALI: 941 cnt = igetdword(chip, ICHREG(ALI_SCR)); 942 cnt &= ~ICH_ALI_SC_PCM_246_MASK; 943 if (runtime->channels == 4 || dbl) 944 cnt |= ICH_ALI_SC_PCM_4; 945 else if (runtime->channels == 6) 946 cnt |= ICH_ALI_SC_PCM_6; 947 iputdword(chip, ICHREG(ALI_SCR), cnt); 948 break; 949 case DEVICE_SIS: 950 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 951 cnt &= ~ICH_SIS_PCM_246_MASK; 952 if (runtime->channels == 4 || dbl) 953 cnt |= ICH_SIS_PCM_4; 954 else if (runtime->channels == 6) 955 cnt |= ICH_SIS_PCM_6; 956 iputdword(chip, ICHREG(GLOB_CNT), cnt); 957 break; 958 default: 959 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 960 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT); 961 if (runtime->channels == 4 || dbl) 962 cnt |= ICH_PCM_4; 963 else if (runtime->channels == 6) 964 cnt |= ICH_PCM_6; 965 else if (runtime->channels == 8) 966 cnt |= ICH_PCM_8; 967 if (chip->device_type == DEVICE_NFORCE) { 968 /* reset to 2ch once to keep the 6 channel data in alignment, 969 * to start from Front Left always 970 */ 971 if (cnt & ICH_PCM_246_MASK) { 972 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK); 973 spin_unlock_irq(&chip->reg_lock); 974 msleep(50); /* grrr... */ 975 spin_lock_irq(&chip->reg_lock); 976 } 977 } else if (chip->device_type == DEVICE_INTEL_ICH4) { 978 if (runtime->sample_bits > 16) 979 cnt |= ICH_PCM_20BIT; 980 } 981 iputdword(chip, ICHREG(GLOB_CNT), cnt); 982 break; 983 } 984 spin_unlock_irq(&chip->reg_lock); 985 } 986 987 static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream) 988 { 989 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 990 struct snd_pcm_runtime *runtime = substream->runtime; 991 struct ichdev *ichdev = get_ichdev(substream); 992 993 ichdev->physbuf = runtime->dma_addr; 994 ichdev->size = snd_pcm_lib_buffer_bytes(substream); 995 ichdev->fragsize = snd_pcm_lib_period_bytes(substream); 996 if (ichdev->ichd == ICHD_PCMOUT) { 997 snd_intel8x0_setup_pcm_out(chip, runtime); 998 if (chip->device_type == DEVICE_INTEL_ICH4) 999 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1; 1000 } 1001 snd_intel8x0_setup_periods(chip, ichdev); 1002 return 0; 1003 } 1004 1005 static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream) 1006 { 1007 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1008 struct ichdev *ichdev = get_ichdev(substream); 1009 size_t ptr1, ptr; 1010 int civ, timeout = 10; 1011 unsigned int position; 1012 1013 spin_lock(&chip->reg_lock); 1014 do { 1015 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 1016 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 1017 position = ichdev->position; 1018 if (ptr1 == 0) { 1019 udelay(10); 1020 continue; 1021 } 1022 if (civ != igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV)) 1023 continue; 1024 1025 /* IO read operation is very expensive inside virtual machine 1026 * as it is emulated. The probability that subsequent PICB read 1027 * will return different result is high enough to loop till 1028 * timeout here. 1029 * Same CIV is strict enough condition to be sure that PICB 1030 * is valid inside VM on emulated card. */ 1031 if (chip->inside_vm) 1032 break; 1033 if (ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 1034 break; 1035 } while (timeout--); 1036 ptr = ichdev->last_pos; 1037 if (ptr1 != 0) { 1038 ptr1 <<= ichdev->pos_shift; 1039 ptr = ichdev->fragsize1 - ptr1; 1040 ptr += position; 1041 if (ptr < ichdev->last_pos) { 1042 unsigned int pos_base, last_base; 1043 pos_base = position / ichdev->fragsize1; 1044 last_base = ichdev->last_pos / ichdev->fragsize1; 1045 /* another sanity check; ptr1 can go back to full 1046 * before the base position is updated 1047 */ 1048 if (pos_base == last_base) 1049 ptr = ichdev->last_pos; 1050 } 1051 } 1052 ichdev->last_pos = ptr; 1053 spin_unlock(&chip->reg_lock); 1054 if (ptr >= ichdev->size) 1055 return 0; 1056 return bytes_to_frames(substream->runtime, ptr); 1057 } 1058 1059 static const struct snd_pcm_hardware snd_intel8x0_stream = 1060 { 1061 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1062 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1063 SNDRV_PCM_INFO_MMAP_VALID | 1064 SNDRV_PCM_INFO_PAUSE | 1065 SNDRV_PCM_INFO_RESUME), 1066 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1067 .rates = SNDRV_PCM_RATE_48000, 1068 .rate_min = 48000, 1069 .rate_max = 48000, 1070 .channels_min = 2, 1071 .channels_max = 2, 1072 .buffer_bytes_max = 128 * 1024, 1073 .period_bytes_min = 32, 1074 .period_bytes_max = 128 * 1024, 1075 .periods_min = 1, 1076 .periods_max = 1024, 1077 .fifo_size = 0, 1078 }; 1079 1080 static const unsigned int channels4[] = { 1081 2, 4, 1082 }; 1083 1084 static const struct snd_pcm_hw_constraint_list hw_constraints_channels4 = { 1085 .count = ARRAY_SIZE(channels4), 1086 .list = channels4, 1087 .mask = 0, 1088 }; 1089 1090 static const unsigned int channels6[] = { 1091 2, 4, 6, 1092 }; 1093 1094 static const struct snd_pcm_hw_constraint_list hw_constraints_channels6 = { 1095 .count = ARRAY_SIZE(channels6), 1096 .list = channels6, 1097 .mask = 0, 1098 }; 1099 1100 static const unsigned int channels8[] = { 1101 2, 4, 6, 8, 1102 }; 1103 1104 static const struct snd_pcm_hw_constraint_list hw_constraints_channels8 = { 1105 .count = ARRAY_SIZE(channels8), 1106 .list = channels8, 1107 .mask = 0, 1108 }; 1109 1110 static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev) 1111 { 1112 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1113 struct snd_pcm_runtime *runtime = substream->runtime; 1114 int err; 1115 1116 ichdev->substream = substream; 1117 runtime->hw = snd_intel8x0_stream; 1118 runtime->hw.rates = ichdev->pcm->rates; 1119 snd_pcm_limit_hw_rates(runtime); 1120 if (chip->device_type == DEVICE_SIS) { 1121 runtime->hw.buffer_bytes_max = 64*1024; 1122 runtime->hw.period_bytes_max = 64*1024; 1123 } 1124 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 1125 return err; 1126 runtime->private_data = ichdev; 1127 return 0; 1128 } 1129 1130 static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream) 1131 { 1132 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1133 struct snd_pcm_runtime *runtime = substream->runtime; 1134 int err; 1135 1136 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]); 1137 if (err < 0) 1138 return err; 1139 1140 if (chip->multi8) { 1141 runtime->hw.channels_max = 8; 1142 snd_pcm_hw_constraint_list(runtime, 0, 1143 SNDRV_PCM_HW_PARAM_CHANNELS, 1144 &hw_constraints_channels8); 1145 } else if (chip->multi6) { 1146 runtime->hw.channels_max = 6; 1147 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1148 &hw_constraints_channels6); 1149 } else if (chip->multi4) { 1150 runtime->hw.channels_max = 4; 1151 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1152 &hw_constraints_channels4); 1153 } 1154 if (chip->dra) { 1155 snd_ac97_pcm_double_rate_rules(runtime); 1156 } 1157 if (chip->smp20bit) { 1158 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE; 1159 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20); 1160 } 1161 return 0; 1162 } 1163 1164 static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream) 1165 { 1166 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1167 1168 chip->ichd[ICHD_PCMOUT].substream = NULL; 1169 return 0; 1170 } 1171 1172 static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream) 1173 { 1174 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1175 1176 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]); 1177 } 1178 1179 static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream) 1180 { 1181 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1182 1183 chip->ichd[ICHD_PCMIN].substream = NULL; 1184 return 0; 1185 } 1186 1187 static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream) 1188 { 1189 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1190 1191 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]); 1192 } 1193 1194 static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream) 1195 { 1196 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1197 1198 chip->ichd[ICHD_MIC].substream = NULL; 1199 return 0; 1200 } 1201 1202 static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream) 1203 { 1204 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1205 1206 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]); 1207 } 1208 1209 static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream) 1210 { 1211 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1212 1213 chip->ichd[ICHD_MIC2].substream = NULL; 1214 return 0; 1215 } 1216 1217 static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream) 1218 { 1219 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1220 1221 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]); 1222 } 1223 1224 static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream) 1225 { 1226 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1227 1228 chip->ichd[ICHD_PCM2IN].substream = NULL; 1229 return 0; 1230 } 1231 1232 static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream) 1233 { 1234 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1235 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1236 1237 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]); 1238 } 1239 1240 static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream) 1241 { 1242 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1243 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1244 1245 chip->ichd[idx].substream = NULL; 1246 return 0; 1247 } 1248 1249 static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream) 1250 { 1251 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1252 unsigned int val; 1253 1254 spin_lock_irq(&chip->reg_lock); 1255 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1256 val |= ICH_ALI_IF_AC97SP; 1257 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1258 /* also needs to set ALI_SC_CODEC_SPDF correctly */ 1259 spin_unlock_irq(&chip->reg_lock); 1260 1261 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]); 1262 } 1263 1264 static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream) 1265 { 1266 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1267 unsigned int val; 1268 1269 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL; 1270 spin_lock_irq(&chip->reg_lock); 1271 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1272 val &= ~ICH_ALI_IF_AC97SP; 1273 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1274 spin_unlock_irq(&chip->reg_lock); 1275 1276 return 0; 1277 } 1278 1279 #if 0 // NYI 1280 static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream) 1281 { 1282 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1283 1284 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); 1285 } 1286 1287 static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream) 1288 { 1289 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1290 1291 chip->ichd[ALID_SPDIFIN].substream = NULL; 1292 return 0; 1293 } 1294 1295 static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream) 1296 { 1297 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1298 1299 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]); 1300 } 1301 1302 static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream) 1303 { 1304 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1305 1306 chip->ichd[ALID_SPDIFOUT].substream = NULL; 1307 return 0; 1308 } 1309 #endif 1310 1311 static const struct snd_pcm_ops snd_intel8x0_playback_ops = { 1312 .open = snd_intel8x0_playback_open, 1313 .close = snd_intel8x0_playback_close, 1314 .hw_params = snd_intel8x0_hw_params, 1315 .hw_free = snd_intel8x0_hw_free, 1316 .prepare = snd_intel8x0_pcm_prepare, 1317 .trigger = snd_intel8x0_pcm_trigger, 1318 .pointer = snd_intel8x0_pcm_pointer, 1319 }; 1320 1321 static const struct snd_pcm_ops snd_intel8x0_capture_ops = { 1322 .open = snd_intel8x0_capture_open, 1323 .close = snd_intel8x0_capture_close, 1324 .hw_params = snd_intel8x0_hw_params, 1325 .hw_free = snd_intel8x0_hw_free, 1326 .prepare = snd_intel8x0_pcm_prepare, 1327 .trigger = snd_intel8x0_pcm_trigger, 1328 .pointer = snd_intel8x0_pcm_pointer, 1329 }; 1330 1331 static const struct snd_pcm_ops snd_intel8x0_capture_mic_ops = { 1332 .open = snd_intel8x0_mic_open, 1333 .close = snd_intel8x0_mic_close, 1334 .hw_params = snd_intel8x0_hw_params, 1335 .hw_free = snd_intel8x0_hw_free, 1336 .prepare = snd_intel8x0_pcm_prepare, 1337 .trigger = snd_intel8x0_pcm_trigger, 1338 .pointer = snd_intel8x0_pcm_pointer, 1339 }; 1340 1341 static const struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = { 1342 .open = snd_intel8x0_mic2_open, 1343 .close = snd_intel8x0_mic2_close, 1344 .hw_params = snd_intel8x0_hw_params, 1345 .hw_free = snd_intel8x0_hw_free, 1346 .prepare = snd_intel8x0_pcm_prepare, 1347 .trigger = snd_intel8x0_pcm_trigger, 1348 .pointer = snd_intel8x0_pcm_pointer, 1349 }; 1350 1351 static const struct snd_pcm_ops snd_intel8x0_capture2_ops = { 1352 .open = snd_intel8x0_capture2_open, 1353 .close = snd_intel8x0_capture2_close, 1354 .hw_params = snd_intel8x0_hw_params, 1355 .hw_free = snd_intel8x0_hw_free, 1356 .prepare = snd_intel8x0_pcm_prepare, 1357 .trigger = snd_intel8x0_pcm_trigger, 1358 .pointer = snd_intel8x0_pcm_pointer, 1359 }; 1360 1361 static const struct snd_pcm_ops snd_intel8x0_spdif_ops = { 1362 .open = snd_intel8x0_spdif_open, 1363 .close = snd_intel8x0_spdif_close, 1364 .hw_params = snd_intel8x0_hw_params, 1365 .hw_free = snd_intel8x0_hw_free, 1366 .prepare = snd_intel8x0_pcm_prepare, 1367 .trigger = snd_intel8x0_pcm_trigger, 1368 .pointer = snd_intel8x0_pcm_pointer, 1369 }; 1370 1371 static const struct snd_pcm_ops snd_intel8x0_ali_playback_ops = { 1372 .open = snd_intel8x0_playback_open, 1373 .close = snd_intel8x0_playback_close, 1374 .hw_params = snd_intel8x0_hw_params, 1375 .hw_free = snd_intel8x0_hw_free, 1376 .prepare = snd_intel8x0_pcm_prepare, 1377 .trigger = snd_intel8x0_ali_trigger, 1378 .pointer = snd_intel8x0_pcm_pointer, 1379 }; 1380 1381 static const struct snd_pcm_ops snd_intel8x0_ali_capture_ops = { 1382 .open = snd_intel8x0_capture_open, 1383 .close = snd_intel8x0_capture_close, 1384 .hw_params = snd_intel8x0_hw_params, 1385 .hw_free = snd_intel8x0_hw_free, 1386 .prepare = snd_intel8x0_pcm_prepare, 1387 .trigger = snd_intel8x0_ali_trigger, 1388 .pointer = snd_intel8x0_pcm_pointer, 1389 }; 1390 1391 static const struct snd_pcm_ops snd_intel8x0_ali_capture_mic_ops = { 1392 .open = snd_intel8x0_mic_open, 1393 .close = snd_intel8x0_mic_close, 1394 .hw_params = snd_intel8x0_hw_params, 1395 .hw_free = snd_intel8x0_hw_free, 1396 .prepare = snd_intel8x0_pcm_prepare, 1397 .trigger = snd_intel8x0_ali_trigger, 1398 .pointer = snd_intel8x0_pcm_pointer, 1399 }; 1400 1401 static const struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = { 1402 .open = snd_intel8x0_ali_ac97spdifout_open, 1403 .close = snd_intel8x0_ali_ac97spdifout_close, 1404 .hw_params = snd_intel8x0_hw_params, 1405 .hw_free = snd_intel8x0_hw_free, 1406 .prepare = snd_intel8x0_pcm_prepare, 1407 .trigger = snd_intel8x0_ali_trigger, 1408 .pointer = snd_intel8x0_pcm_pointer, 1409 }; 1410 1411 #if 0 // NYI 1412 static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = { 1413 .open = snd_intel8x0_ali_spdifin_open, 1414 .close = snd_intel8x0_ali_spdifin_close, 1415 .hw_params = snd_intel8x0_hw_params, 1416 .hw_free = snd_intel8x0_hw_free, 1417 .prepare = snd_intel8x0_pcm_prepare, 1418 .trigger = snd_intel8x0_pcm_trigger, 1419 .pointer = snd_intel8x0_pcm_pointer, 1420 }; 1421 1422 static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = { 1423 .open = snd_intel8x0_ali_spdifout_open, 1424 .close = snd_intel8x0_ali_spdifout_close, 1425 .hw_params = snd_intel8x0_hw_params, 1426 .hw_free = snd_intel8x0_hw_free, 1427 .prepare = snd_intel8x0_pcm_prepare, 1428 .trigger = snd_intel8x0_pcm_trigger, 1429 .pointer = snd_intel8x0_pcm_pointer, 1430 }; 1431 #endif // NYI 1432 1433 struct ich_pcm_table { 1434 char *suffix; 1435 const struct snd_pcm_ops *playback_ops; 1436 const struct snd_pcm_ops *capture_ops; 1437 size_t prealloc_size; 1438 size_t prealloc_max_size; 1439 int ac97_idx; 1440 }; 1441 1442 #define intel8x0_dma_type(chip) \ 1443 ((chip)->fix_nocache ? SNDRV_DMA_TYPE_DEV_UC : SNDRV_DMA_TYPE_DEV) 1444 1445 static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device, 1446 const struct ich_pcm_table *rec) 1447 { 1448 struct snd_pcm *pcm; 1449 int err; 1450 char name[32]; 1451 1452 if (rec->suffix) 1453 sprintf(name, "Intel ICH - %s", rec->suffix); 1454 else 1455 strcpy(name, "Intel ICH"); 1456 err = snd_pcm_new(chip->card, name, device, 1457 rec->playback_ops ? 1 : 0, 1458 rec->capture_ops ? 1 : 0, &pcm); 1459 if (err < 0) 1460 return err; 1461 1462 if (rec->playback_ops) 1463 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops); 1464 if (rec->capture_ops) 1465 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops); 1466 1467 pcm->private_data = chip; 1468 pcm->info_flags = 0; 1469 if (rec->suffix) 1470 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix); 1471 else 1472 strcpy(pcm->name, chip->card->shortname); 1473 chip->pcm[device] = pcm; 1474 1475 snd_pcm_set_managed_buffer_all(pcm, intel8x0_dma_type(chip), 1476 &chip->pci->dev, 1477 rec->prealloc_size, rec->prealloc_max_size); 1478 1479 if (rec->playback_ops && 1480 rec->playback_ops->open == snd_intel8x0_playback_open) { 1481 struct snd_pcm_chmap *chmap; 1482 int chs = 2; 1483 if (chip->multi8) 1484 chs = 8; 1485 else if (chip->multi6) 1486 chs = 6; 1487 else if (chip->multi4) 1488 chs = 4; 1489 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, 1490 snd_pcm_alt_chmaps, chs, 0, 1491 &chmap); 1492 if (err < 0) 1493 return err; 1494 chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; 1495 chip->ac97[0]->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap; 1496 } 1497 1498 return 0; 1499 } 1500 1501 static const struct ich_pcm_table intel_pcms[] = { 1502 { 1503 .playback_ops = &snd_intel8x0_playback_ops, 1504 .capture_ops = &snd_intel8x0_capture_ops, 1505 .prealloc_size = 64 * 1024, 1506 .prealloc_max_size = 128 * 1024, 1507 }, 1508 { 1509 .suffix = "MIC ADC", 1510 .capture_ops = &snd_intel8x0_capture_mic_ops, 1511 .prealloc_size = 0, 1512 .prealloc_max_size = 128 * 1024, 1513 .ac97_idx = ICHD_MIC, 1514 }, 1515 { 1516 .suffix = "MIC2 ADC", 1517 .capture_ops = &snd_intel8x0_capture_mic2_ops, 1518 .prealloc_size = 0, 1519 .prealloc_max_size = 128 * 1024, 1520 .ac97_idx = ICHD_MIC2, 1521 }, 1522 { 1523 .suffix = "ADC2", 1524 .capture_ops = &snd_intel8x0_capture2_ops, 1525 .prealloc_size = 0, 1526 .prealloc_max_size = 128 * 1024, 1527 .ac97_idx = ICHD_PCM2IN, 1528 }, 1529 { 1530 .suffix = "IEC958", 1531 .playback_ops = &snd_intel8x0_spdif_ops, 1532 .prealloc_size = 64 * 1024, 1533 .prealloc_max_size = 128 * 1024, 1534 .ac97_idx = ICHD_SPBAR, 1535 }, 1536 }; 1537 1538 static const struct ich_pcm_table nforce_pcms[] = { 1539 { 1540 .playback_ops = &snd_intel8x0_playback_ops, 1541 .capture_ops = &snd_intel8x0_capture_ops, 1542 .prealloc_size = 64 * 1024, 1543 .prealloc_max_size = 128 * 1024, 1544 }, 1545 { 1546 .suffix = "MIC ADC", 1547 .capture_ops = &snd_intel8x0_capture_mic_ops, 1548 .prealloc_size = 0, 1549 .prealloc_max_size = 128 * 1024, 1550 .ac97_idx = NVD_MIC, 1551 }, 1552 { 1553 .suffix = "IEC958", 1554 .playback_ops = &snd_intel8x0_spdif_ops, 1555 .prealloc_size = 64 * 1024, 1556 .prealloc_max_size = 128 * 1024, 1557 .ac97_idx = NVD_SPBAR, 1558 }, 1559 }; 1560 1561 static const struct ich_pcm_table ali_pcms[] = { 1562 { 1563 .playback_ops = &snd_intel8x0_ali_playback_ops, 1564 .capture_ops = &snd_intel8x0_ali_capture_ops, 1565 .prealloc_size = 64 * 1024, 1566 .prealloc_max_size = 128 * 1024, 1567 }, 1568 { 1569 .suffix = "MIC ADC", 1570 .capture_ops = &snd_intel8x0_ali_capture_mic_ops, 1571 .prealloc_size = 0, 1572 .prealloc_max_size = 128 * 1024, 1573 .ac97_idx = ALID_MIC, 1574 }, 1575 { 1576 .suffix = "IEC958", 1577 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops, 1578 /* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */ 1579 .prealloc_size = 64 * 1024, 1580 .prealloc_max_size = 128 * 1024, 1581 .ac97_idx = ALID_AC97SPDIFOUT, 1582 }, 1583 #if 0 // NYI 1584 { 1585 .suffix = "HW IEC958", 1586 .playback_ops = &snd_intel8x0_ali_spdifout_ops, 1587 .prealloc_size = 64 * 1024, 1588 .prealloc_max_size = 128 * 1024, 1589 }, 1590 #endif 1591 }; 1592 1593 static int snd_intel8x0_pcm(struct intel8x0 *chip) 1594 { 1595 int i, tblsize, device, err; 1596 const struct ich_pcm_table *tbl, *rec; 1597 1598 switch (chip->device_type) { 1599 case DEVICE_INTEL_ICH4: 1600 tbl = intel_pcms; 1601 tblsize = ARRAY_SIZE(intel_pcms); 1602 if (spdif_aclink) 1603 tblsize--; 1604 break; 1605 case DEVICE_NFORCE: 1606 tbl = nforce_pcms; 1607 tblsize = ARRAY_SIZE(nforce_pcms); 1608 if (spdif_aclink) 1609 tblsize--; 1610 break; 1611 case DEVICE_ALI: 1612 tbl = ali_pcms; 1613 tblsize = ARRAY_SIZE(ali_pcms); 1614 break; 1615 default: 1616 tbl = intel_pcms; 1617 tblsize = 2; 1618 break; 1619 } 1620 1621 device = 0; 1622 for (i = 0; i < tblsize; i++) { 1623 rec = tbl + i; 1624 if (i > 0 && rec->ac97_idx) { 1625 /* activate PCM only when associated AC'97 codec */ 1626 if (! chip->ichd[rec->ac97_idx].pcm) 1627 continue; 1628 } 1629 err = snd_intel8x0_pcm1(chip, device, rec); 1630 if (err < 0) 1631 return err; 1632 device++; 1633 } 1634 1635 chip->pcm_devs = device; 1636 return 0; 1637 } 1638 1639 1640 /* 1641 * Mixer part 1642 */ 1643 1644 static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 1645 { 1646 struct intel8x0 *chip = bus->private_data; 1647 chip->ac97_bus = NULL; 1648 } 1649 1650 static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97) 1651 { 1652 struct intel8x0 *chip = ac97->private_data; 1653 chip->ac97[ac97->num] = NULL; 1654 } 1655 1656 static const struct ac97_pcm ac97_pcm_defs[] = { 1657 /* front PCM */ 1658 { 1659 .exclusive = 1, 1660 .r = { { 1661 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1662 (1 << AC97_SLOT_PCM_RIGHT) | 1663 (1 << AC97_SLOT_PCM_CENTER) | 1664 (1 << AC97_SLOT_PCM_SLEFT) | 1665 (1 << AC97_SLOT_PCM_SRIGHT) | 1666 (1 << AC97_SLOT_LFE) 1667 }, 1668 { 1669 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1670 (1 << AC97_SLOT_PCM_RIGHT) | 1671 (1 << AC97_SLOT_PCM_LEFT_0) | 1672 (1 << AC97_SLOT_PCM_RIGHT_0) 1673 } 1674 } 1675 }, 1676 /* PCM IN #1 */ 1677 { 1678 .stream = 1, 1679 .exclusive = 1, 1680 .r = { { 1681 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1682 (1 << AC97_SLOT_PCM_RIGHT) 1683 } 1684 } 1685 }, 1686 /* MIC IN #1 */ 1687 { 1688 .stream = 1, 1689 .exclusive = 1, 1690 .r = { { 1691 .slots = (1 << AC97_SLOT_MIC) 1692 } 1693 } 1694 }, 1695 /* S/PDIF PCM */ 1696 { 1697 .exclusive = 1, 1698 .spdif = 1, 1699 .r = { { 1700 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | 1701 (1 << AC97_SLOT_SPDIF_RIGHT2) 1702 } 1703 } 1704 }, 1705 /* PCM IN #2 */ 1706 { 1707 .stream = 1, 1708 .exclusive = 1, 1709 .r = { { 1710 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1711 (1 << AC97_SLOT_PCM_RIGHT) 1712 } 1713 } 1714 }, 1715 /* MIC IN #2 */ 1716 { 1717 .stream = 1, 1718 .exclusive = 1, 1719 .r = { { 1720 .slots = (1 << AC97_SLOT_MIC) 1721 } 1722 } 1723 }, 1724 }; 1725 1726 static const struct ac97_quirk ac97_quirks[] = { 1727 { 1728 .subvendor = 0x0e11, 1729 .subdevice = 0x000e, 1730 .name = "Compaq Deskpro EN", /* AD1885 */ 1731 .type = AC97_TUNE_HP_ONLY 1732 }, 1733 { 1734 .subvendor = 0x0e11, 1735 .subdevice = 0x008a, 1736 .name = "Compaq Evo W4000", /* AD1885 */ 1737 .type = AC97_TUNE_HP_ONLY 1738 }, 1739 { 1740 .subvendor = 0x0e11, 1741 .subdevice = 0x00b8, 1742 .name = "Compaq Evo D510C", 1743 .type = AC97_TUNE_HP_ONLY 1744 }, 1745 { 1746 .subvendor = 0x0e11, 1747 .subdevice = 0x0860, 1748 .name = "HP/Compaq nx7010", 1749 .type = AC97_TUNE_MUTE_LED 1750 }, 1751 { 1752 .subvendor = 0x1014, 1753 .subdevice = 0x0534, 1754 .name = "ThinkPad X31", 1755 .type = AC97_TUNE_INV_EAPD 1756 }, 1757 { 1758 .subvendor = 0x1014, 1759 .subdevice = 0x1f00, 1760 .name = "MS-9128", 1761 .type = AC97_TUNE_ALC_JACK 1762 }, 1763 { 1764 .subvendor = 0x1014, 1765 .subdevice = 0x0267, 1766 .name = "IBM NetVista A30p", /* AD1981B */ 1767 .type = AC97_TUNE_HP_ONLY 1768 }, 1769 { 1770 .subvendor = 0x1025, 1771 .subdevice = 0x0082, 1772 .name = "Acer Travelmate 2310", 1773 .type = AC97_TUNE_HP_ONLY 1774 }, 1775 { 1776 .subvendor = 0x1025, 1777 .subdevice = 0x0083, 1778 .name = "Acer Aspire 3003LCi", 1779 .type = AC97_TUNE_HP_ONLY 1780 }, 1781 { 1782 .subvendor = 0x1028, 1783 .subdevice = 0x00d8, 1784 .name = "Dell Precision 530", /* AD1885 */ 1785 .type = AC97_TUNE_HP_ONLY 1786 }, 1787 { 1788 .subvendor = 0x1028, 1789 .subdevice = 0x010d, 1790 .name = "Dell", /* which model? AD1885 */ 1791 .type = AC97_TUNE_HP_ONLY 1792 }, 1793 { 1794 .subvendor = 0x1028, 1795 .subdevice = 0x0126, 1796 .name = "Dell Optiplex GX260", /* AD1981A */ 1797 .type = AC97_TUNE_HP_ONLY 1798 }, 1799 { 1800 .subvendor = 0x1028, 1801 .subdevice = 0x012c, 1802 .name = "Dell Precision 650", /* AD1981A */ 1803 .type = AC97_TUNE_HP_ONLY 1804 }, 1805 { 1806 .subvendor = 0x1028, 1807 .subdevice = 0x012d, 1808 .name = "Dell Precision 450", /* AD1981B*/ 1809 .type = AC97_TUNE_HP_ONLY 1810 }, 1811 { 1812 .subvendor = 0x1028, 1813 .subdevice = 0x0147, 1814 .name = "Dell", /* which model? AD1981B*/ 1815 .type = AC97_TUNE_HP_ONLY 1816 }, 1817 { 1818 .subvendor = 0x1028, 1819 .subdevice = 0x0151, 1820 .name = "Dell Optiplex GX270", /* AD1981B */ 1821 .type = AC97_TUNE_HP_ONLY 1822 }, 1823 { 1824 .subvendor = 0x1028, 1825 .subdevice = 0x014e, 1826 .name = "Dell D800", /* STAC9750/51 */ 1827 .type = AC97_TUNE_HP_ONLY 1828 }, 1829 { 1830 .subvendor = 0x1028, 1831 .subdevice = 0x0163, 1832 .name = "Dell Unknown", /* STAC9750/51 */ 1833 .type = AC97_TUNE_HP_ONLY 1834 }, 1835 { 1836 .subvendor = 0x1028, 1837 .subdevice = 0x016a, 1838 .name = "Dell Inspiron 8600", /* STAC9750/51 */ 1839 .type = AC97_TUNE_HP_ONLY 1840 }, 1841 { 1842 .subvendor = 0x1028, 1843 .subdevice = 0x0182, 1844 .name = "Dell Latitude D610", /* STAC9750/51 */ 1845 .type = AC97_TUNE_HP_ONLY 1846 }, 1847 { 1848 .subvendor = 0x1028, 1849 .subdevice = 0x0186, 1850 .name = "Dell Latitude D810", /* cf. Malone #41015 */ 1851 .type = AC97_TUNE_HP_MUTE_LED 1852 }, 1853 { 1854 .subvendor = 0x1028, 1855 .subdevice = 0x0188, 1856 .name = "Dell Inspiron 6000", 1857 .type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */ 1858 }, 1859 { 1860 .subvendor = 0x1028, 1861 .subdevice = 0x0189, 1862 .name = "Dell Inspiron 9300", 1863 .type = AC97_TUNE_HP_MUTE_LED 1864 }, 1865 { 1866 .subvendor = 0x1028, 1867 .subdevice = 0x0191, 1868 .name = "Dell Inspiron 8600", 1869 .type = AC97_TUNE_HP_ONLY 1870 }, 1871 { 1872 .subvendor = 0x103c, 1873 .subdevice = 0x006d, 1874 .name = "HP zv5000", 1875 .type = AC97_TUNE_MUTE_LED /*AD1981B*/ 1876 }, 1877 { /* FIXME: which codec? */ 1878 .subvendor = 0x103c, 1879 .subdevice = 0x00c3, 1880 .name = "HP xw6000", 1881 .type = AC97_TUNE_HP_ONLY 1882 }, 1883 { 1884 .subvendor = 0x103c, 1885 .subdevice = 0x088c, 1886 .name = "HP nc8000", 1887 .type = AC97_TUNE_HP_MUTE_LED 1888 }, 1889 { 1890 .subvendor = 0x103c, 1891 .subdevice = 0x0890, 1892 .name = "HP nc6000", 1893 .type = AC97_TUNE_MUTE_LED 1894 }, 1895 { 1896 .subvendor = 0x103c, 1897 .subdevice = 0x129d, 1898 .name = "HP xw8000", 1899 .type = AC97_TUNE_HP_ONLY 1900 }, 1901 { 1902 .subvendor = 0x103c, 1903 .subdevice = 0x0938, 1904 .name = "HP nc4200", 1905 .type = AC97_TUNE_HP_MUTE_LED 1906 }, 1907 { 1908 .subvendor = 0x103c, 1909 .subdevice = 0x099c, 1910 .name = "HP nx6110/nc6120", 1911 .type = AC97_TUNE_HP_MUTE_LED 1912 }, 1913 { 1914 .subvendor = 0x103c, 1915 .subdevice = 0x0944, 1916 .name = "HP nc6220", 1917 .type = AC97_TUNE_HP_MUTE_LED 1918 }, 1919 { 1920 .subvendor = 0x103c, 1921 .subdevice = 0x0934, 1922 .name = "HP nc8220", 1923 .type = AC97_TUNE_HP_MUTE_LED 1924 }, 1925 { 1926 .subvendor = 0x103c, 1927 .subdevice = 0x12f1, 1928 .name = "HP xw8200", /* AD1981B*/ 1929 .type = AC97_TUNE_HP_ONLY 1930 }, 1931 { 1932 .subvendor = 0x103c, 1933 .subdevice = 0x12f2, 1934 .name = "HP xw6200", 1935 .type = AC97_TUNE_HP_ONLY 1936 }, 1937 { 1938 .subvendor = 0x103c, 1939 .subdevice = 0x3008, 1940 .name = "HP xw4200", /* AD1981B*/ 1941 .type = AC97_TUNE_HP_ONLY 1942 }, 1943 { 1944 .subvendor = 0x104d, 1945 .subdevice = 0x8144, 1946 .name = "Sony", 1947 .type = AC97_TUNE_INV_EAPD 1948 }, 1949 { 1950 .subvendor = 0x104d, 1951 .subdevice = 0x8197, 1952 .name = "Sony S1XP", 1953 .type = AC97_TUNE_INV_EAPD 1954 }, 1955 { 1956 .subvendor = 0x104d, 1957 .subdevice = 0x81c0, 1958 .name = "Sony VAIO VGN-T350P", /*AD1981B*/ 1959 .type = AC97_TUNE_INV_EAPD 1960 }, 1961 { 1962 .subvendor = 0x104d, 1963 .subdevice = 0x81c5, 1964 .name = "Sony VAIO VGN-B1VP", /*AD1981B*/ 1965 .type = AC97_TUNE_INV_EAPD 1966 }, 1967 { 1968 .subvendor = 0x1043, 1969 .subdevice = 0x80f3, 1970 .name = "ASUS ICH5/AD1985", 1971 .type = AC97_TUNE_AD_SHARING 1972 }, 1973 { 1974 .subvendor = 0x10cf, 1975 .subdevice = 0x11c3, 1976 .name = "Fujitsu-Siemens E4010", 1977 .type = AC97_TUNE_HP_ONLY 1978 }, 1979 { 1980 .subvendor = 0x10cf, 1981 .subdevice = 0x1225, 1982 .name = "Fujitsu-Siemens T3010", 1983 .type = AC97_TUNE_HP_ONLY 1984 }, 1985 { 1986 .subvendor = 0x10cf, 1987 .subdevice = 0x1253, 1988 .name = "Fujitsu S6210", /* STAC9750/51 */ 1989 .type = AC97_TUNE_HP_ONLY 1990 }, 1991 { 1992 .subvendor = 0x10cf, 1993 .subdevice = 0x127d, 1994 .name = "Fujitsu Lifebook P7010", 1995 .type = AC97_TUNE_HP_ONLY 1996 }, 1997 { 1998 .subvendor = 0x10cf, 1999 .subdevice = 0x127e, 2000 .name = "Fujitsu Lifebook C1211D", 2001 .type = AC97_TUNE_HP_ONLY 2002 }, 2003 { 2004 .subvendor = 0x10cf, 2005 .subdevice = 0x12ec, 2006 .name = "Fujitsu-Siemens 4010", 2007 .type = AC97_TUNE_HP_ONLY 2008 }, 2009 { 2010 .subvendor = 0x10cf, 2011 .subdevice = 0x12f2, 2012 .name = "Fujitsu-Siemens Celsius H320", 2013 .type = AC97_TUNE_SWAP_HP 2014 }, 2015 { 2016 .subvendor = 0x10f1, 2017 .subdevice = 0x2665, 2018 .name = "Fujitsu-Siemens Celsius", /* AD1981? */ 2019 .type = AC97_TUNE_HP_ONLY 2020 }, 2021 { 2022 .subvendor = 0x10f1, 2023 .subdevice = 0x2885, 2024 .name = "AMD64 Mobo", /* ALC650 */ 2025 .type = AC97_TUNE_HP_ONLY 2026 }, 2027 { 2028 .subvendor = 0x10f1, 2029 .subdevice = 0x2895, 2030 .name = "Tyan Thunder K8WE", 2031 .type = AC97_TUNE_HP_ONLY 2032 }, 2033 { 2034 .subvendor = 0x10f7, 2035 .subdevice = 0x834c, 2036 .name = "Panasonic CF-R4", 2037 .type = AC97_TUNE_HP_ONLY, 2038 }, 2039 { 2040 .subvendor = 0x110a, 2041 .subdevice = 0x0056, 2042 .name = "Fujitsu-Siemens Scenic", /* AD1981? */ 2043 .type = AC97_TUNE_HP_ONLY 2044 }, 2045 { 2046 .subvendor = 0x11d4, 2047 .subdevice = 0x5375, 2048 .name = "ADI AD1985 (discrete)", 2049 .type = AC97_TUNE_HP_ONLY 2050 }, 2051 { 2052 .subvendor = 0x1462, 2053 .subdevice = 0x5470, 2054 .name = "MSI P4 ATX 645 Ultra", 2055 .type = AC97_TUNE_HP_ONLY 2056 }, 2057 { 2058 .subvendor = 0x161f, 2059 .subdevice = 0x202f, 2060 .name = "Gateway M520", 2061 .type = AC97_TUNE_INV_EAPD 2062 }, 2063 { 2064 .subvendor = 0x161f, 2065 .subdevice = 0x203a, 2066 .name = "Gateway 4525GZ", /* AD1981B */ 2067 .type = AC97_TUNE_INV_EAPD 2068 }, 2069 { 2070 .subvendor = 0x1734, 2071 .subdevice = 0x0088, 2072 .name = "Fujitsu-Siemens D1522", /* AD1981 */ 2073 .type = AC97_TUNE_HP_ONLY 2074 }, 2075 { 2076 .subvendor = 0x8086, 2077 .subdevice = 0x2000, 2078 .mask = 0xfff0, 2079 .name = "Intel ICH5/AD1985", 2080 .type = AC97_TUNE_AD_SHARING 2081 }, 2082 { 2083 .subvendor = 0x8086, 2084 .subdevice = 0x4000, 2085 .mask = 0xfff0, 2086 .name = "Intel ICH5/AD1985", 2087 .type = AC97_TUNE_AD_SHARING 2088 }, 2089 { 2090 .subvendor = 0x8086, 2091 .subdevice = 0x4856, 2092 .name = "Intel D845WN (82801BA)", 2093 .type = AC97_TUNE_SWAP_HP 2094 }, 2095 { 2096 .subvendor = 0x8086, 2097 .subdevice = 0x4d44, 2098 .name = "Intel D850EMV2", /* AD1885 */ 2099 .type = AC97_TUNE_HP_ONLY 2100 }, 2101 { 2102 .subvendor = 0x8086, 2103 .subdevice = 0x4d56, 2104 .name = "Intel ICH/AD1885", 2105 .type = AC97_TUNE_HP_ONLY 2106 }, 2107 { 2108 .subvendor = 0x8086, 2109 .subdevice = 0x6000, 2110 .mask = 0xfff0, 2111 .name = "Intel ICH5/AD1985", 2112 .type = AC97_TUNE_AD_SHARING 2113 }, 2114 { 2115 .subvendor = 0x8086, 2116 .subdevice = 0xe000, 2117 .mask = 0xfff0, 2118 .name = "Intel ICH5/AD1985", 2119 .type = AC97_TUNE_AD_SHARING 2120 }, 2121 #if 0 /* FIXME: this seems wrong on most boards */ 2122 { 2123 .subvendor = 0x8086, 2124 .subdevice = 0xa000, 2125 .mask = 0xfff0, 2126 .name = "Intel ICH5/AD1985", 2127 .type = AC97_TUNE_HP_ONLY 2128 }, 2129 #endif 2130 { } /* terminator */ 2131 }; 2132 2133 static int snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, 2134 const char *quirk_override) 2135 { 2136 struct snd_ac97_bus *pbus; 2137 struct snd_ac97_template ac97; 2138 int err; 2139 unsigned int i, codecs; 2140 unsigned int glob_sta = 0; 2141 const struct snd_ac97_bus_ops *ops; 2142 static const struct snd_ac97_bus_ops standard_bus_ops = { 2143 .write = snd_intel8x0_codec_write, 2144 .read = snd_intel8x0_codec_read, 2145 }; 2146 static const struct snd_ac97_bus_ops ali_bus_ops = { 2147 .write = snd_intel8x0_ali_codec_write, 2148 .read = snd_intel8x0_ali_codec_read, 2149 }; 2150 2151 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ 2152 if (!spdif_aclink) { 2153 switch (chip->device_type) { 2154 case DEVICE_NFORCE: 2155 chip->spdif_idx = NVD_SPBAR; 2156 break; 2157 case DEVICE_ALI: 2158 chip->spdif_idx = ALID_AC97SPDIFOUT; 2159 break; 2160 case DEVICE_INTEL_ICH4: 2161 chip->spdif_idx = ICHD_SPBAR; 2162 break; 2163 } 2164 } 2165 2166 chip->in_ac97_init = 1; 2167 2168 memset(&ac97, 0, sizeof(ac97)); 2169 ac97.private_data = chip; 2170 ac97.private_free = snd_intel8x0_mixer_free_ac97; 2171 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE; 2172 if (chip->xbox) 2173 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR; 2174 if (chip->device_type != DEVICE_ALI) { 2175 glob_sta = igetdword(chip, ICHREG(GLOB_STA)); 2176 ops = &standard_bus_ops; 2177 chip->in_sdin_init = 1; 2178 codecs = 0; 2179 for (i = 0; i < chip->max_codecs; i++) { 2180 if (! (glob_sta & chip->codec_bit[i])) 2181 continue; 2182 if (chip->device_type == DEVICE_INTEL_ICH4) { 2183 snd_intel8x0_codec_read_test(chip, codecs); 2184 chip->ac97_sdin[codecs] = 2185 igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK; 2186 if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3)) 2187 chip->ac97_sdin[codecs] = 0; 2188 } else 2189 chip->ac97_sdin[codecs] = i; 2190 codecs++; 2191 } 2192 chip->in_sdin_init = 0; 2193 if (! codecs) 2194 codecs = 1; 2195 } else { 2196 ops = &ali_bus_ops; 2197 codecs = 1; 2198 /* detect the secondary codec */ 2199 for (i = 0; i < 100; i++) { 2200 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR)); 2201 if (reg & 0x40) { 2202 codecs = 2; 2203 break; 2204 } 2205 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40); 2206 udelay(1); 2207 } 2208 } 2209 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) 2210 goto __err; 2211 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; 2212 if (ac97_clock >= 8000 && ac97_clock <= 48000) 2213 pbus->clock = ac97_clock; 2214 /* FIXME: my test board doesn't work well with VRA... */ 2215 if (chip->device_type == DEVICE_ALI) 2216 pbus->no_vra = 1; 2217 else 2218 pbus->dra = 1; 2219 chip->ac97_bus = pbus; 2220 chip->ncodecs = codecs; 2221 2222 ac97.pci = chip->pci; 2223 for (i = 0; i < codecs; i++) { 2224 ac97.num = i; 2225 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) { 2226 if (err != -EACCES) 2227 dev_err(chip->card->dev, 2228 "Unable to initialize codec #%d\n", i); 2229 if (i == 0) 2230 goto __err; 2231 } 2232 } 2233 /* tune up the primary codec */ 2234 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); 2235 /* enable separate SDINs for ICH4 */ 2236 if (chip->device_type == DEVICE_INTEL_ICH4) 2237 pbus->isdin = 1; 2238 /* find the available PCM streams */ 2239 i = ARRAY_SIZE(ac97_pcm_defs); 2240 if (chip->device_type != DEVICE_INTEL_ICH4) 2241 i -= 2; /* do not allocate PCM2IN and MIC2 */ 2242 if (chip->spdif_idx < 0) 2243 i--; /* do not allocate S/PDIF */ 2244 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs); 2245 if (err < 0) 2246 goto __err; 2247 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0]; 2248 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1]; 2249 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2]; 2250 if (chip->spdif_idx >= 0) 2251 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3]; 2252 if (chip->device_type == DEVICE_INTEL_ICH4) { 2253 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4]; 2254 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5]; 2255 } 2256 /* enable separate SDINs for ICH4 */ 2257 if (chip->device_type == DEVICE_INTEL_ICH4) { 2258 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm; 2259 u8 tmp = igetbyte(chip, ICHREG(SDM)); 2260 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK); 2261 if (pcm) { 2262 tmp |= ICH_SE; /* steer enable for multiple SDINs */ 2263 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT; 2264 for (i = 1; i < 4; i++) { 2265 if (pcm->r[0].codec[i]) { 2266 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT; 2267 break; 2268 } 2269 } 2270 } else { 2271 tmp &= ~ICH_SE; /* steer disable */ 2272 } 2273 iputbyte(chip, ICHREG(SDM), tmp); 2274 } 2275 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { 2276 chip->multi4 = 1; 2277 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) { 2278 chip->multi6 = 1; 2279 if (chip->ac97[0]->flags & AC97_HAS_8CH) 2280 chip->multi8 = 1; 2281 } 2282 } 2283 if (pbus->pcms[0].r[1].rslots[0]) { 2284 chip->dra = 1; 2285 } 2286 if (chip->device_type == DEVICE_INTEL_ICH4) { 2287 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) 2288 chip->smp20bit = 1; 2289 } 2290 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2291 /* 48kHz only */ 2292 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; 2293 } 2294 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2295 /* use slot 10/11 for SPDIF */ 2296 u32 val; 2297 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; 2298 val |= ICH_PCM_SPDIF_1011; 2299 iputdword(chip, ICHREG(GLOB_CNT), val); 2300 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4); 2301 } 2302 chip->in_ac97_init = 0; 2303 return 0; 2304 2305 __err: 2306 /* clear the cold-reset bit for the next chance */ 2307 if (chip->device_type != DEVICE_ALI) 2308 iputdword(chip, ICHREG(GLOB_CNT), 2309 igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD); 2310 return err; 2311 } 2312 2313 2314 /* 2315 * 2316 */ 2317 2318 static void do_ali_reset(struct intel8x0 *chip) 2319 { 2320 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET); 2321 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383); 2322 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383); 2323 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383); 2324 iputdword(chip, ICHREG(ALI_INTERFACECR), 2325 ICH_ALI_IF_PI|ICH_ALI_IF_PO); 2326 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000); 2327 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000); 2328 } 2329 2330 #ifdef CONFIG_SND_AC97_POWER_SAVE 2331 static const struct snd_pci_quirk ich_chip_reset_mode[] = { 2332 SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1), 2333 { } /* end */ 2334 }; 2335 2336 static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip) 2337 { 2338 unsigned int cnt; 2339 /* ACLink on, 2 channels */ 2340 2341 if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2342 return -EIO; 2343 2344 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2345 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2346 2347 /* do cold reset - the full ac97 powerdown may leave the controller 2348 * in a warm state but actually it cannot communicate with the codec. 2349 */ 2350 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD); 2351 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2352 udelay(10); 2353 iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD); 2354 msleep(1); 2355 return 0; 2356 } 2357 #define snd_intel8x0_ich_chip_can_cold_reset(chip) \ 2358 (!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2359 #else 2360 #define snd_intel8x0_ich_chip_cold_reset(chip) 0 2361 #define snd_intel8x0_ich_chip_can_cold_reset(chip) (0) 2362 #endif 2363 2364 static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip) 2365 { 2366 unsigned long end_time; 2367 unsigned int cnt; 2368 /* ACLink on, 2 channels */ 2369 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2370 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2371 /* finish cold or do warm reset */ 2372 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM; 2373 iputdword(chip, ICHREG(GLOB_CNT), cnt); 2374 end_time = (jiffies + (HZ / 4)) + 1; 2375 do { 2376 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0) 2377 return 0; 2378 schedule_timeout_uninterruptible(1); 2379 } while (time_after_eq(end_time, jiffies)); 2380 dev_err(chip->card->dev, "AC'97 warm reset still in progress? [0x%x]\n", 2381 igetdword(chip, ICHREG(GLOB_CNT))); 2382 return -EIO; 2383 } 2384 2385 static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing) 2386 { 2387 unsigned long end_time; 2388 unsigned int status, nstatus; 2389 unsigned int cnt; 2390 int err; 2391 2392 /* put logic to right state */ 2393 /* first clear status bits */ 2394 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT; 2395 if (chip->device_type == DEVICE_NFORCE) 2396 status |= ICH_NVSPINT; 2397 cnt = igetdword(chip, ICHREG(GLOB_STA)); 2398 iputdword(chip, ICHREG(GLOB_STA), cnt & status); 2399 2400 if (snd_intel8x0_ich_chip_can_cold_reset(chip)) 2401 err = snd_intel8x0_ich_chip_cold_reset(chip); 2402 else 2403 err = snd_intel8x0_ich_chip_reset(chip); 2404 if (err < 0) 2405 return err; 2406 2407 if (probing) { 2408 /* wait for any codec ready status. 2409 * Once it becomes ready it should remain ready 2410 * as long as we do not disable the ac97 link. 2411 */ 2412 end_time = jiffies + HZ; 2413 do { 2414 status = igetdword(chip, ICHREG(GLOB_STA)) & 2415 chip->codec_isr_bits; 2416 if (status) 2417 break; 2418 schedule_timeout_uninterruptible(1); 2419 } while (time_after_eq(end_time, jiffies)); 2420 if (! status) { 2421 /* no codec is found */ 2422 dev_err(chip->card->dev, 2423 "codec_ready: codec is not ready [0x%x]\n", 2424 igetdword(chip, ICHREG(GLOB_STA))); 2425 return -EIO; 2426 } 2427 2428 /* wait for other codecs ready status. */ 2429 end_time = jiffies + HZ / 4; 2430 while (status != chip->codec_isr_bits && 2431 time_after_eq(end_time, jiffies)) { 2432 schedule_timeout_uninterruptible(1); 2433 status |= igetdword(chip, ICHREG(GLOB_STA)) & 2434 chip->codec_isr_bits; 2435 } 2436 2437 } else { 2438 /* resume phase */ 2439 int i; 2440 status = 0; 2441 for (i = 0; i < chip->ncodecs; i++) 2442 if (chip->ac97[i]) 2443 status |= chip->codec_bit[chip->ac97_sdin[i]]; 2444 /* wait until all the probed codecs are ready */ 2445 end_time = jiffies + HZ; 2446 do { 2447 nstatus = igetdword(chip, ICHREG(GLOB_STA)) & 2448 chip->codec_isr_bits; 2449 if (status == nstatus) 2450 break; 2451 schedule_timeout_uninterruptible(1); 2452 } while (time_after_eq(end_time, jiffies)); 2453 } 2454 2455 if (chip->device_type == DEVICE_SIS) { 2456 /* unmute the output on SIS7012 */ 2457 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); 2458 } 2459 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2460 /* enable SPDIF interrupt */ 2461 unsigned int val; 2462 pci_read_config_dword(chip->pci, 0x4c, &val); 2463 val |= 0x1000000; 2464 pci_write_config_dword(chip->pci, 0x4c, val); 2465 } 2466 return 0; 2467 } 2468 2469 static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing) 2470 { 2471 u32 reg; 2472 int i = 0; 2473 2474 reg = igetdword(chip, ICHREG(ALI_SCR)); 2475 if ((reg & 2) == 0) /* Cold required */ 2476 reg |= 2; 2477 else 2478 reg |= 1; /* Warm */ 2479 reg &= ~0x80000000; /* ACLink on */ 2480 iputdword(chip, ICHREG(ALI_SCR), reg); 2481 2482 for (i = 0; i < HZ / 2; i++) { 2483 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO)) 2484 goto __ok; 2485 schedule_timeout_uninterruptible(1); 2486 } 2487 dev_err(chip->card->dev, "AC'97 reset failed.\n"); 2488 if (probing) 2489 return -EIO; 2490 2491 __ok: 2492 for (i = 0; i < HZ / 2; i++) { 2493 reg = igetdword(chip, ICHREG(ALI_RTSR)); 2494 if (reg & 0x80) /* primary codec */ 2495 break; 2496 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80); 2497 schedule_timeout_uninterruptible(1); 2498 } 2499 2500 do_ali_reset(chip); 2501 return 0; 2502 } 2503 2504 static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing) 2505 { 2506 unsigned int i, timeout; 2507 int err; 2508 2509 if (chip->device_type != DEVICE_ALI) { 2510 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0) 2511 return err; 2512 iagetword(chip, 0); /* clear semaphore flag */ 2513 } else { 2514 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0) 2515 return err; 2516 } 2517 2518 /* disable interrupts */ 2519 for (i = 0; i < chip->bdbars_count; i++) 2520 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2521 /* reset channels */ 2522 for (i = 0; i < chip->bdbars_count; i++) 2523 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2524 for (i = 0; i < chip->bdbars_count; i++) { 2525 timeout = 100000; 2526 while (--timeout != 0) { 2527 if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0) 2528 break; 2529 } 2530 if (timeout == 0) 2531 dev_err(chip->card->dev, "reset of registers failed?\n"); 2532 } 2533 /* initialize Buffer Descriptor Lists */ 2534 for (i = 0; i < chip->bdbars_count; i++) 2535 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset, 2536 chip->ichd[i].bdbar_addr); 2537 return 0; 2538 } 2539 2540 static int snd_intel8x0_free(struct intel8x0 *chip) 2541 { 2542 unsigned int i; 2543 2544 if (chip->irq < 0) 2545 goto __hw_end; 2546 /* disable interrupts */ 2547 for (i = 0; i < chip->bdbars_count; i++) 2548 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2549 /* reset channels */ 2550 for (i = 0; i < chip->bdbars_count; i++) 2551 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2552 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2553 /* stop the spdif interrupt */ 2554 unsigned int val; 2555 pci_read_config_dword(chip->pci, 0x4c, &val); 2556 val &= ~0x1000000; 2557 pci_write_config_dword(chip->pci, 0x4c, val); 2558 } 2559 /* --- */ 2560 2561 __hw_end: 2562 if (chip->irq >= 0) 2563 free_irq(chip->irq, chip); 2564 if (chip->bdbars.area) 2565 snd_dma_free_pages(&chip->bdbars); 2566 if (chip->addr) 2567 pci_iounmap(chip->pci, chip->addr); 2568 if (chip->bmaddr) 2569 pci_iounmap(chip->pci, chip->bmaddr); 2570 pci_release_regions(chip->pci); 2571 pci_disable_device(chip->pci); 2572 kfree(chip); 2573 return 0; 2574 } 2575 2576 #ifdef CONFIG_PM_SLEEP 2577 /* 2578 * power management 2579 */ 2580 static int intel8x0_suspend(struct device *dev) 2581 { 2582 struct snd_card *card = dev_get_drvdata(dev); 2583 struct intel8x0 *chip = card->private_data; 2584 int i; 2585 2586 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2587 for (i = 0; i < chip->ncodecs; i++) 2588 snd_ac97_suspend(chip->ac97[i]); 2589 if (chip->device_type == DEVICE_INTEL_ICH4) 2590 chip->sdm_saved = igetbyte(chip, ICHREG(SDM)); 2591 2592 if (chip->irq >= 0) { 2593 free_irq(chip->irq, chip); 2594 chip->irq = -1; 2595 card->sync_irq = -1; 2596 } 2597 return 0; 2598 } 2599 2600 static int intel8x0_resume(struct device *dev) 2601 { 2602 struct pci_dev *pci = to_pci_dev(dev); 2603 struct snd_card *card = dev_get_drvdata(dev); 2604 struct intel8x0 *chip = card->private_data; 2605 int i; 2606 2607 snd_intel8x0_chip_init(chip, 0); 2608 if (request_irq(pci->irq, snd_intel8x0_interrupt, 2609 IRQF_SHARED, KBUILD_MODNAME, chip)) { 2610 dev_err(dev, "unable to grab IRQ %d, disabling device\n", 2611 pci->irq); 2612 snd_card_disconnect(card); 2613 return -EIO; 2614 } 2615 chip->irq = pci->irq; 2616 card->sync_irq = chip->irq; 2617 2618 /* re-initialize mixer stuff */ 2619 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2620 /* enable separate SDINs for ICH4 */ 2621 iputbyte(chip, ICHREG(SDM), chip->sdm_saved); 2622 /* use slot 10/11 for SPDIF */ 2623 iputdword(chip, ICHREG(GLOB_CNT), 2624 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) | 2625 ICH_PCM_SPDIF_1011); 2626 } 2627 2628 for (i = 0; i < chip->ncodecs; i++) 2629 snd_ac97_resume(chip->ac97[i]); 2630 2631 /* resume status */ 2632 for (i = 0; i < chip->bdbars_count; i++) { 2633 struct ichdev *ichdev = &chip->ichd[i]; 2634 unsigned long port = ichdev->reg_offset; 2635 if (! ichdev->substream || ! ichdev->suspended) 2636 continue; 2637 if (ichdev->ichd == ICHD_PCMOUT) 2638 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime); 2639 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 2640 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 2641 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ); 2642 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 2643 } 2644 2645 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2646 return 0; 2647 } 2648 2649 static SIMPLE_DEV_PM_OPS(intel8x0_pm, intel8x0_suspend, intel8x0_resume); 2650 #define INTEL8X0_PM_OPS &intel8x0_pm 2651 #else 2652 #define INTEL8X0_PM_OPS NULL 2653 #endif /* CONFIG_PM_SLEEP */ 2654 2655 #define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */ 2656 2657 static void intel8x0_measure_ac97_clock(struct intel8x0 *chip) 2658 { 2659 struct snd_pcm_substream *subs; 2660 struct ichdev *ichdev; 2661 unsigned long port; 2662 unsigned long pos, pos1, t; 2663 int civ, timeout = 1000, attempt = 1; 2664 ktime_t start_time, stop_time; 2665 2666 if (chip->ac97_bus->clock != 48000) 2667 return; /* specified in module option */ 2668 2669 __again: 2670 subs = chip->pcm[0]->streams[0].substream; 2671 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) { 2672 dev_warn(chip->card->dev, 2673 "no playback buffer allocated - aborting measure ac97 clock\n"); 2674 return; 2675 } 2676 ichdev = &chip->ichd[ICHD_PCMOUT]; 2677 ichdev->physbuf = subs->dma_buffer.addr; 2678 ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE; 2679 ichdev->substream = NULL; /* don't process interrupts */ 2680 2681 /* set rate */ 2682 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) { 2683 dev_err(chip->card->dev, "cannot set ac97 rate: clock = %d\n", 2684 chip->ac97_bus->clock); 2685 return; 2686 } 2687 snd_intel8x0_setup_periods(chip, ichdev); 2688 port = ichdev->reg_offset; 2689 spin_lock_irq(&chip->reg_lock); 2690 chip->in_measurement = 1; 2691 /* trigger */ 2692 if (chip->device_type != DEVICE_ALI) 2693 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM); 2694 else { 2695 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 2696 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot); 2697 } 2698 start_time = ktime_get(); 2699 spin_unlock_irq(&chip->reg_lock); 2700 msleep(50); 2701 spin_lock_irq(&chip->reg_lock); 2702 /* check the position */ 2703 do { 2704 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 2705 pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 2706 if (pos1 == 0) { 2707 udelay(10); 2708 continue; 2709 } 2710 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 2711 pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 2712 break; 2713 } while (timeout--); 2714 if (pos1 == 0) { /* oops, this value is not reliable */ 2715 pos = 0; 2716 } else { 2717 pos = ichdev->fragsize1; 2718 pos -= pos1 << ichdev->pos_shift; 2719 pos += ichdev->position; 2720 } 2721 chip->in_measurement = 0; 2722 stop_time = ktime_get(); 2723 /* stop */ 2724 if (chip->device_type == DEVICE_ALI) { 2725 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16)); 2726 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2727 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 2728 ; 2729 } else { 2730 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2731 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) 2732 ; 2733 } 2734 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 2735 spin_unlock_irq(&chip->reg_lock); 2736 2737 if (pos == 0) { 2738 dev_err(chip->card->dev, 2739 "measure - unreliable DMA position..\n"); 2740 __retry: 2741 if (attempt < 3) { 2742 msleep(300); 2743 attempt++; 2744 goto __again; 2745 } 2746 goto __end; 2747 } 2748 2749 pos /= 4; 2750 t = ktime_us_delta(stop_time, start_time); 2751 dev_info(chip->card->dev, 2752 "%s: measured %lu usecs (%lu samples)\n", __func__, t, pos); 2753 if (t == 0) { 2754 dev_err(chip->card->dev, "?? calculation error..\n"); 2755 goto __retry; 2756 } 2757 pos *= 1000; 2758 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t; 2759 if (pos < 40000 || pos >= 60000) { 2760 /* abnormal value. hw problem? */ 2761 dev_info(chip->card->dev, "measured clock %ld rejected\n", pos); 2762 goto __retry; 2763 } else if (pos > 40500 && pos < 41500) 2764 /* first exception - 41000Hz reference clock */ 2765 chip->ac97_bus->clock = 41000; 2766 else if (pos > 43600 && pos < 44600) 2767 /* second exception - 44100HZ reference clock */ 2768 chip->ac97_bus->clock = 44100; 2769 else if (pos < 47500 || pos > 48500) 2770 /* not 48000Hz, tuning the clock.. */ 2771 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos; 2772 __end: 2773 dev_info(chip->card->dev, "clocking to %d\n", chip->ac97_bus->clock); 2774 snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0); 2775 } 2776 2777 static const struct snd_pci_quirk intel8x0_clock_list[] = { 2778 SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000), 2779 SND_PCI_QUIRK(0x1014, 0x0581, "AD1981B", 48000), 2780 SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100), 2781 SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000), 2782 SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000), 2783 SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000), 2784 { } /* terminator */ 2785 }; 2786 2787 static int intel8x0_in_clock_list(struct intel8x0 *chip) 2788 { 2789 struct pci_dev *pci = chip->pci; 2790 const struct snd_pci_quirk *wl; 2791 2792 wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list); 2793 if (!wl) 2794 return 0; 2795 dev_info(chip->card->dev, "allow list rate for %04x:%04x is %i\n", 2796 pci->subsystem_vendor, pci->subsystem_device, wl->value); 2797 chip->ac97_bus->clock = wl->value; 2798 return 1; 2799 } 2800 2801 static void snd_intel8x0_proc_read(struct snd_info_entry * entry, 2802 struct snd_info_buffer *buffer) 2803 { 2804 struct intel8x0 *chip = entry->private_data; 2805 unsigned int tmp; 2806 2807 snd_iprintf(buffer, "Intel8x0\n\n"); 2808 if (chip->device_type == DEVICE_ALI) 2809 return; 2810 tmp = igetdword(chip, ICHREG(GLOB_STA)); 2811 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT))); 2812 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp); 2813 if (chip->device_type == DEVICE_INTEL_ICH4) 2814 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM))); 2815 snd_iprintf(buffer, "AC'97 codecs ready :"); 2816 if (tmp & chip->codec_isr_bits) { 2817 int i; 2818 static const char *codecs[3] = { 2819 "primary", "secondary", "tertiary" 2820 }; 2821 for (i = 0; i < chip->max_codecs; i++) 2822 if (tmp & chip->codec_bit[i]) 2823 snd_iprintf(buffer, " %s", codecs[i]); 2824 } else 2825 snd_iprintf(buffer, " none"); 2826 snd_iprintf(buffer, "\n"); 2827 if (chip->device_type == DEVICE_INTEL_ICH4 || 2828 chip->device_type == DEVICE_SIS) 2829 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n", 2830 chip->ac97_sdin[0], 2831 chip->ac97_sdin[1], 2832 chip->ac97_sdin[2]); 2833 } 2834 2835 static void snd_intel8x0_proc_init(struct intel8x0 *chip) 2836 { 2837 snd_card_ro_proc_new(chip->card, "intel8x0", chip, 2838 snd_intel8x0_proc_read); 2839 } 2840 2841 static int snd_intel8x0_dev_free(struct snd_device *device) 2842 { 2843 struct intel8x0 *chip = device->device_data; 2844 return snd_intel8x0_free(chip); 2845 } 2846 2847 struct ich_reg_info { 2848 unsigned int int_sta_mask; 2849 unsigned int offset; 2850 }; 2851 2852 static const unsigned int ich_codec_bits[3] = { 2853 ICH_PCR, ICH_SCR, ICH_TCR 2854 }; 2855 static const unsigned int sis_codec_bits[3] = { 2856 ICH_PCR, ICH_SCR, ICH_SIS_TCR 2857 }; 2858 2859 static int snd_intel8x0_inside_vm(struct pci_dev *pci) 2860 { 2861 int result = inside_vm; 2862 char *msg = NULL; 2863 2864 /* check module parameter first (override detection) */ 2865 if (result >= 0) { 2866 msg = result ? "enable (forced) VM" : "disable (forced) VM"; 2867 goto fini; 2868 } 2869 2870 /* check for known (emulated) devices */ 2871 result = 0; 2872 if (pci->subsystem_vendor == PCI_SUBVENDOR_ID_REDHAT_QUMRANET && 2873 pci->subsystem_device == PCI_SUBDEVICE_ID_QEMU) { 2874 /* KVM emulated sound, PCI SSID: 1af4:1100 */ 2875 msg = "enable KVM"; 2876 result = 1; 2877 } else if (pci->subsystem_vendor == 0x1ab8) { 2878 /* Parallels VM emulated sound, PCI SSID: 1ab8:xxxx */ 2879 msg = "enable Parallels VM"; 2880 result = 1; 2881 } 2882 2883 fini: 2884 if (msg != NULL) 2885 dev_info(&pci->dev, "%s optimization\n", msg); 2886 2887 return result; 2888 } 2889 2890 static int snd_intel8x0_create(struct snd_card *card, 2891 struct pci_dev *pci, 2892 unsigned long device_type, 2893 struct intel8x0 **r_intel8x0) 2894 { 2895 struct intel8x0 *chip; 2896 int err; 2897 unsigned int i; 2898 unsigned int int_sta_masks; 2899 struct ichdev *ichdev; 2900 static const struct snd_device_ops ops = { 2901 .dev_free = snd_intel8x0_dev_free, 2902 }; 2903 2904 static const unsigned int bdbars[] = { 2905 3, /* DEVICE_INTEL */ 2906 6, /* DEVICE_INTEL_ICH4 */ 2907 3, /* DEVICE_SIS */ 2908 6, /* DEVICE_ALI */ 2909 4, /* DEVICE_NFORCE */ 2910 }; 2911 static const struct ich_reg_info intel_regs[6] = { 2912 { ICH_PIINT, 0 }, 2913 { ICH_POINT, 0x10 }, 2914 { ICH_MCINT, 0x20 }, 2915 { ICH_M2INT, 0x40 }, 2916 { ICH_P2INT, 0x50 }, 2917 { ICH_SPINT, 0x60 }, 2918 }; 2919 static const struct ich_reg_info nforce_regs[4] = { 2920 { ICH_PIINT, 0 }, 2921 { ICH_POINT, 0x10 }, 2922 { ICH_MCINT, 0x20 }, 2923 { ICH_NVSPINT, 0x70 }, 2924 }; 2925 static const struct ich_reg_info ali_regs[6] = { 2926 { ALI_INT_PCMIN, 0x40 }, 2927 { ALI_INT_PCMOUT, 0x50 }, 2928 { ALI_INT_MICIN, 0x60 }, 2929 { ALI_INT_CODECSPDIFOUT, 0x70 }, 2930 { ALI_INT_SPDIFIN, 0xa0 }, 2931 { ALI_INT_SPDIFOUT, 0xb0 }, 2932 }; 2933 const struct ich_reg_info *tbl; 2934 2935 *r_intel8x0 = NULL; 2936 2937 if ((err = pci_enable_device(pci)) < 0) 2938 return err; 2939 2940 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 2941 if (chip == NULL) { 2942 pci_disable_device(pci); 2943 return -ENOMEM; 2944 } 2945 spin_lock_init(&chip->reg_lock); 2946 chip->device_type = device_type; 2947 chip->card = card; 2948 chip->pci = pci; 2949 chip->irq = -1; 2950 2951 /* module parameters */ 2952 chip->buggy_irq = buggy_irq; 2953 chip->buggy_semaphore = buggy_semaphore; 2954 if (xbox) 2955 chip->xbox = 1; 2956 2957 chip->inside_vm = snd_intel8x0_inside_vm(pci); 2958 2959 /* 2960 * Intel 82443MX running a 100MHz processor system bus has a hardware 2961 * bug, which aborts PCI busmaster for audio transfer. A workaround 2962 * is to set the pages as non-cached. For details, see the errata in 2963 * http://download.intel.com/design/chipsets/specupdt/24505108.pdf 2964 */ 2965 if (pci->vendor == PCI_VENDOR_ID_INTEL && 2966 pci->device == PCI_DEVICE_ID_INTEL_440MX) 2967 chip->fix_nocache = 1; /* enable workaround */ 2968 2969 if ((err = pci_request_regions(pci, card->shortname)) < 0) { 2970 kfree(chip); 2971 pci_disable_device(pci); 2972 return err; 2973 } 2974 2975 if (device_type == DEVICE_ALI) { 2976 /* ALI5455 has no ac97 region */ 2977 chip->bmaddr = pci_iomap(pci, 0, 0); 2978 goto port_inited; 2979 } 2980 2981 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */ 2982 chip->addr = pci_iomap(pci, 2, 0); 2983 else 2984 chip->addr = pci_iomap(pci, 0, 0); 2985 if (!chip->addr) { 2986 dev_err(card->dev, "AC'97 space ioremap problem\n"); 2987 snd_intel8x0_free(chip); 2988 return -EIO; 2989 } 2990 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */ 2991 chip->bmaddr = pci_iomap(pci, 3, 0); 2992 else 2993 chip->bmaddr = pci_iomap(pci, 1, 0); 2994 2995 port_inited: 2996 if (!chip->bmaddr) { 2997 dev_err(card->dev, "Controller space ioremap problem\n"); 2998 snd_intel8x0_free(chip); 2999 return -EIO; 3000 } 3001 chip->bdbars_count = bdbars[device_type]; 3002 3003 /* initialize offsets */ 3004 switch (device_type) { 3005 case DEVICE_NFORCE: 3006 tbl = nforce_regs; 3007 break; 3008 case DEVICE_ALI: 3009 tbl = ali_regs; 3010 break; 3011 default: 3012 tbl = intel_regs; 3013 break; 3014 } 3015 for (i = 0; i < chip->bdbars_count; i++) { 3016 ichdev = &chip->ichd[i]; 3017 ichdev->ichd = i; 3018 ichdev->reg_offset = tbl[i].offset; 3019 ichdev->int_sta_mask = tbl[i].int_sta_mask; 3020 if (device_type == DEVICE_SIS) { 3021 /* SiS 7012 swaps the registers */ 3022 ichdev->roff_sr = ICH_REG_OFF_PICB; 3023 ichdev->roff_picb = ICH_REG_OFF_SR; 3024 } else { 3025 ichdev->roff_sr = ICH_REG_OFF_SR; 3026 ichdev->roff_picb = ICH_REG_OFF_PICB; 3027 } 3028 if (device_type == DEVICE_ALI) 3029 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10; 3030 /* SIS7012 handles the pcm data in bytes, others are in samples */ 3031 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1; 3032 } 3033 3034 /* allocate buffer descriptor lists */ 3035 /* the start of each lists must be aligned to 8 bytes */ 3036 if (snd_dma_alloc_pages(intel8x0_dma_type(chip), &pci->dev, 3037 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2, 3038 &chip->bdbars) < 0) { 3039 snd_intel8x0_free(chip); 3040 dev_err(card->dev, "cannot allocate buffer descriptors\n"); 3041 return -ENOMEM; 3042 } 3043 /* tables must be aligned to 8 bytes here, but the kernel pages 3044 are much bigger, so we don't care (on i386) */ 3045 int_sta_masks = 0; 3046 for (i = 0; i < chip->bdbars_count; i++) { 3047 ichdev = &chip->ichd[i]; 3048 ichdev->bdbar = ((__le32 *)chip->bdbars.area) + 3049 (i * ICH_MAX_FRAGS * 2); 3050 ichdev->bdbar_addr = chip->bdbars.addr + 3051 (i * sizeof(u32) * ICH_MAX_FRAGS * 2); 3052 int_sta_masks |= ichdev->int_sta_mask; 3053 } 3054 chip->int_sta_reg = device_type == DEVICE_ALI ? 3055 ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; 3056 chip->int_sta_mask = int_sta_masks; 3057 3058 pci_set_master(pci); 3059 3060 switch(chip->device_type) { 3061 case DEVICE_INTEL_ICH4: 3062 /* ICH4 can have three codecs */ 3063 chip->max_codecs = 3; 3064 chip->codec_bit = ich_codec_bits; 3065 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI; 3066 break; 3067 case DEVICE_SIS: 3068 /* recent SIS7012 can have three codecs */ 3069 chip->max_codecs = 3; 3070 chip->codec_bit = sis_codec_bits; 3071 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI; 3072 break; 3073 default: 3074 /* others up to two codecs */ 3075 chip->max_codecs = 2; 3076 chip->codec_bit = ich_codec_bits; 3077 chip->codec_ready_bits = ICH_PRI | ICH_SRI; 3078 break; 3079 } 3080 for (i = 0; i < chip->max_codecs; i++) 3081 chip->codec_isr_bits |= chip->codec_bit[i]; 3082 3083 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { 3084 snd_intel8x0_free(chip); 3085 return err; 3086 } 3087 3088 /* request irq after initializaing int_sta_mask, etc */ 3089 if (request_irq(pci->irq, snd_intel8x0_interrupt, 3090 IRQF_SHARED, KBUILD_MODNAME, chip)) { 3091 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); 3092 snd_intel8x0_free(chip); 3093 return -EBUSY; 3094 } 3095 chip->irq = pci->irq; 3096 card->sync_irq = chip->irq; 3097 3098 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 3099 snd_intel8x0_free(chip); 3100 return err; 3101 } 3102 3103 *r_intel8x0 = chip; 3104 return 0; 3105 } 3106 3107 static struct shortname_table { 3108 unsigned int id; 3109 const char *s; 3110 } shortnames[] = { 3111 { PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" }, 3112 { PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" }, 3113 { PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" }, 3114 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" }, 3115 { PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" }, 3116 { PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" }, 3117 { PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" }, 3118 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" }, 3119 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" }, 3120 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" }, 3121 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" }, 3122 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" }, 3123 { PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" }, 3124 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" }, 3125 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" }, 3126 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" }, 3127 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" }, 3128 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" }, 3129 { 0x003a, "NVidia MCP04" }, 3130 { 0x746d, "AMD AMD8111" }, 3131 { 0x7445, "AMD AMD768" }, 3132 { 0x5455, "ALi M5455" }, 3133 { 0, NULL }, 3134 }; 3135 3136 static const struct snd_pci_quirk spdif_aclink_defaults[] = { 3137 SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1), 3138 { } /* end */ 3139 }; 3140 3141 /* look up allow/deny list for SPDIF over ac-link */ 3142 static int check_default_spdif_aclink(struct pci_dev *pci) 3143 { 3144 const struct snd_pci_quirk *w; 3145 3146 w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults); 3147 if (w) { 3148 if (w->value) 3149 dev_dbg(&pci->dev, 3150 "Using SPDIF over AC-Link for %s\n", 3151 snd_pci_quirk_name(w)); 3152 else 3153 dev_dbg(&pci->dev, 3154 "Using integrated SPDIF DMA for %s\n", 3155 snd_pci_quirk_name(w)); 3156 return w->value; 3157 } 3158 return 0; 3159 } 3160 3161 static int snd_intel8x0_probe(struct pci_dev *pci, 3162 const struct pci_device_id *pci_id) 3163 { 3164 struct snd_card *card; 3165 struct intel8x0 *chip; 3166 int err; 3167 struct shortname_table *name; 3168 3169 err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card); 3170 if (err < 0) 3171 return err; 3172 3173 if (spdif_aclink < 0) 3174 spdif_aclink = check_default_spdif_aclink(pci); 3175 3176 strcpy(card->driver, "ICH"); 3177 if (!spdif_aclink) { 3178 switch (pci_id->driver_data) { 3179 case DEVICE_NFORCE: 3180 strcpy(card->driver, "NFORCE"); 3181 break; 3182 case DEVICE_INTEL_ICH4: 3183 strcpy(card->driver, "ICH4"); 3184 } 3185 } 3186 3187 strcpy(card->shortname, "Intel ICH"); 3188 for (name = shortnames; name->id; name++) { 3189 if (pci->device == name->id) { 3190 strcpy(card->shortname, name->s); 3191 break; 3192 } 3193 } 3194 3195 if (buggy_irq < 0) { 3196 /* some Nforce[2] and ICH boards have problems with IRQ handling. 3197 * Needs to return IRQ_HANDLED for unknown irqs. 3198 */ 3199 if (pci_id->driver_data == DEVICE_NFORCE) 3200 buggy_irq = 1; 3201 else 3202 buggy_irq = 0; 3203 } 3204 3205 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, 3206 &chip)) < 0) { 3207 snd_card_free(card); 3208 return err; 3209 } 3210 card->private_data = chip; 3211 3212 if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) { 3213 snd_card_free(card); 3214 return err; 3215 } 3216 if ((err = snd_intel8x0_pcm(chip)) < 0) { 3217 snd_card_free(card); 3218 return err; 3219 } 3220 3221 snd_intel8x0_proc_init(chip); 3222 3223 snprintf(card->longname, sizeof(card->longname), 3224 "%s with %s at irq %i", card->shortname, 3225 snd_ac97_get_short_name(chip->ac97[0]), chip->irq); 3226 3227 if (ac97_clock == 0 || ac97_clock == 1) { 3228 if (ac97_clock == 0) { 3229 if (intel8x0_in_clock_list(chip) == 0) 3230 intel8x0_measure_ac97_clock(chip); 3231 } else { 3232 intel8x0_measure_ac97_clock(chip); 3233 } 3234 } 3235 3236 if ((err = snd_card_register(card)) < 0) { 3237 snd_card_free(card); 3238 return err; 3239 } 3240 pci_set_drvdata(pci, card); 3241 return 0; 3242 } 3243 3244 static void snd_intel8x0_remove(struct pci_dev *pci) 3245 { 3246 snd_card_free(pci_get_drvdata(pci)); 3247 } 3248 3249 static struct pci_driver intel8x0_driver = { 3250 .name = KBUILD_MODNAME, 3251 .id_table = snd_intel8x0_ids, 3252 .probe = snd_intel8x0_probe, 3253 .remove = snd_intel8x0_remove, 3254 .driver = { 3255 .pm = INTEL8X0_PM_OPS, 3256 }, 3257 }; 3258 3259 module_pci_driver(intel8x0_driver); 3260