1 /* 2 * ALSA driver for Intel ICH (i8x0) chipsets 3 * 4 * Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz> 5 * 6 * 7 * This code also contains alpha support for SiS 735 chipsets provided 8 * by Mike Pieper <mptei@users.sourceforge.net>. We have no datasheet 9 * for SiS735, so the code is not fully functional. 10 * 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of the GNU General Public License as published by 14 * the Free Software Foundation; either version 2 of the License, or 15 * (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 25 26 * 27 */ 28 29 #include <asm/io.h> 30 #include <linux/delay.h> 31 #include <linux/interrupt.h> 32 #include <linux/init.h> 33 #include <linux/pci.h> 34 #include <linux/slab.h> 35 #include <linux/module.h> 36 #include <sound/core.h> 37 #include <sound/pcm.h> 38 #include <sound/ac97_codec.h> 39 #include <sound/info.h> 40 #include <sound/initval.h> 41 /* for 440MX workaround */ 42 #include <asm/pgtable.h> 43 #include <asm/cacheflush.h> 44 45 #ifdef CONFIG_KVM_GUEST 46 #include <linux/kvm_para.h> 47 #else 48 #define kvm_para_available() (0) 49 #endif 50 51 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 52 MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455"); 53 MODULE_LICENSE("GPL"); 54 MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH}," 55 "{Intel,82901AB-ICH0}," 56 "{Intel,82801BA-ICH2}," 57 "{Intel,82801CA-ICH3}," 58 "{Intel,82801DB-ICH4}," 59 "{Intel,ICH5}," 60 "{Intel,ICH6}," 61 "{Intel,ICH7}," 62 "{Intel,6300ESB}," 63 "{Intel,ESB2}," 64 "{Intel,MX440}," 65 "{SiS,SI7012}," 66 "{NVidia,nForce Audio}," 67 "{NVidia,nForce2 Audio}," 68 "{NVidia,nForce3 Audio}," 69 "{NVidia,MCP04}," 70 "{NVidia,MCP501}," 71 "{NVidia,CK804}," 72 "{NVidia,CK8}," 73 "{NVidia,CK8S}," 74 "{AMD,AMD768}," 75 "{AMD,AMD8111}," 76 "{ALI,M5455}}"); 77 78 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ 79 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ 80 static int ac97_clock; 81 static char *ac97_quirk; 82 static bool buggy_semaphore; 83 static int buggy_irq = -1; /* auto-check */ 84 static bool xbox; 85 static int spdif_aclink = -1; 86 static int inside_vm = -1; 87 88 module_param(index, int, 0444); 89 MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard."); 90 module_param(id, charp, 0444); 91 MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard."); 92 module_param(ac97_clock, int, 0444); 93 MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = whitelist + auto-detect, 1 = force autodetect)."); 94 module_param(ac97_quirk, charp, 0444); 95 MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware."); 96 module_param(buggy_semaphore, bool, 0444); 97 MODULE_PARM_DESC(buggy_semaphore, "Enable workaround for hardwares with problematic codec semaphores."); 98 module_param(buggy_irq, bint, 0444); 99 MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards."); 100 module_param(xbox, bool, 0444); 101 MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection."); 102 module_param(spdif_aclink, int, 0444); 103 MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link."); 104 module_param(inside_vm, bint, 0444); 105 MODULE_PARM_DESC(inside_vm, "KVM/Parallels optimization."); 106 107 /* just for backward compatibility */ 108 static bool enable; 109 module_param(enable, bool, 0444); 110 static int joystick; 111 module_param(joystick, int, 0444); 112 113 /* 114 * Direct registers 115 */ 116 enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE }; 117 118 #define ICHREG(x) ICH_REG_##x 119 120 #define DEFINE_REGSET(name,base) \ 121 enum { \ 122 ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \ 123 ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \ 124 ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \ 125 ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \ 126 ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \ 127 ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \ 128 ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \ 129 }; 130 131 /* busmaster blocks */ 132 DEFINE_REGSET(OFF, 0); /* offset */ 133 DEFINE_REGSET(PI, 0x00); /* PCM in */ 134 DEFINE_REGSET(PO, 0x10); /* PCM out */ 135 DEFINE_REGSET(MC, 0x20); /* Mic in */ 136 137 /* ICH4 busmaster blocks */ 138 DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */ 139 DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */ 140 DEFINE_REGSET(SP, 0x60); /* SPDIF out */ 141 142 /* values for each busmaster block */ 143 144 /* LVI */ 145 #define ICH_REG_LVI_MASK 0x1f 146 147 /* SR */ 148 #define ICH_FIFOE 0x10 /* FIFO error */ 149 #define ICH_BCIS 0x08 /* buffer completion interrupt status */ 150 #define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */ 151 #define ICH_CELV 0x02 /* current equals last valid */ 152 #define ICH_DCH 0x01 /* DMA controller halted */ 153 154 /* PIV */ 155 #define ICH_REG_PIV_MASK 0x1f /* mask */ 156 157 /* CR */ 158 #define ICH_IOCE 0x10 /* interrupt on completion enable */ 159 #define ICH_FEIE 0x08 /* fifo error interrupt enable */ 160 #define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */ 161 #define ICH_RESETREGS 0x02 /* reset busmaster registers */ 162 #define ICH_STARTBM 0x01 /* start busmaster operation */ 163 164 165 /* global block */ 166 #define ICH_REG_GLOB_CNT 0x2c /* dword - global control */ 167 #define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */ 168 #define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */ 169 #define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */ 170 #define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */ 171 #define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */ 172 #define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */ 173 #define ICH_PCM_246_MASK 0x00300000 /* chan mask (not all chips) */ 174 #define ICH_PCM_8 0x00300000 /* 8 channels (not all chips) */ 175 #define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */ 176 #define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */ 177 #define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */ 178 #define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */ 179 #define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */ 180 #define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */ 181 #define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */ 182 #define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */ 183 #define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */ 184 #define ICH_PRIE 0x00000010 /* primary resume interrupt enable */ 185 #define ICH_ACLINK 0x00000008 /* AClink shut off */ 186 #define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */ 187 #define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */ 188 #define ICH_GIE 0x00000001 /* GPI interrupt enable */ 189 #define ICH_REG_GLOB_STA 0x30 /* dword - global status */ 190 #define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */ 191 #define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */ 192 #define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */ 193 #define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */ 194 #define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */ 195 #define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */ 196 #define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */ 197 #define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */ 198 #define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */ 199 #define ICH_SIS_TRI 0x00080000 /* SIS: tertiary resume irq */ 200 #define ICH_SIS_TCR 0x00040000 /* SIS: tertiary codec ready */ 201 #define ICH_MD3 0x00020000 /* modem power down semaphore */ 202 #define ICH_AD3 0x00010000 /* audio power down semaphore */ 203 #define ICH_RCS 0x00008000 /* read completion status */ 204 #define ICH_BIT3 0x00004000 /* bit 3 slot 12 */ 205 #define ICH_BIT2 0x00002000 /* bit 2 slot 12 */ 206 #define ICH_BIT1 0x00001000 /* bit 1 slot 12 */ 207 #define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */ 208 #define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */ 209 #define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */ 210 #define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */ 211 #define ICH_MCINT 0x00000080 /* MIC capture interrupt */ 212 #define ICH_POINT 0x00000040 /* playback interrupt */ 213 #define ICH_PIINT 0x00000020 /* capture interrupt */ 214 #define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */ 215 #define ICH_MOINT 0x00000004 /* modem playback interrupt */ 216 #define ICH_MIINT 0x00000002 /* modem capture interrupt */ 217 #define ICH_GSCI 0x00000001 /* GPI status change interrupt */ 218 #define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */ 219 #define ICH_CAS 0x01 /* codec access semaphore */ 220 #define ICH_REG_SDM 0x80 221 #define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */ 222 #define ICH_DI2L_SHIFT 6 223 #define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */ 224 #define ICH_DI1L_SHIFT 4 225 #define ICH_SE 0x00000008 /* steer enable */ 226 #define ICH_LDI_MASK 0x00000003 /* last codec read data input */ 227 228 #define ICH_MAX_FRAGS 32 /* max hw frags */ 229 230 231 /* 232 * registers for Ali5455 233 */ 234 235 /* ALi 5455 busmaster blocks */ 236 DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */ 237 DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */ 238 DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */ 239 DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */ 240 DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */ 241 DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */ 242 DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */ 243 DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */ 244 DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */ 245 DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */ 246 DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */ 247 248 enum { 249 ICH_REG_ALI_SCR = 0x00, /* System Control Register */ 250 ICH_REG_ALI_SSR = 0x04, /* System Status Register */ 251 ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */ 252 ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */ 253 ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */ 254 ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */ 255 ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */ 256 ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */ 257 ICH_REG_ALI_CPR = 0x20, /* Command Port Register */ 258 ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */ 259 ICH_REG_ALI_SPR = 0x24, /* Status Port Register */ 260 ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */ 261 ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */ 262 ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */ 263 ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */ 264 ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */ 265 ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */ 266 ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */ 267 ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */ 268 ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */ 269 ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */ 270 }; 271 272 #define ALI_CAS_SEM_BUSY 0x80000000 273 #define ALI_CPR_ADDR_SECONDARY 0x100 274 #define ALI_CPR_ADDR_READ 0x80 275 #define ALI_CSPSR_CODEC_READY 0x08 276 #define ALI_CSPSR_READ_OK 0x02 277 #define ALI_CSPSR_WRITE_OK 0x01 278 279 /* interrupts for the whole chip by interrupt status register finish */ 280 281 #define ALI_INT_MICIN2 (1<<26) 282 #define ALI_INT_PCMIN2 (1<<25) 283 #define ALI_INT_I2SIN (1<<24) 284 #define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */ 285 #define ALI_INT_SPDIFIN (1<<22) 286 #define ALI_INT_LFEOUT (1<<21) 287 #define ALI_INT_CENTEROUT (1<<20) 288 #define ALI_INT_CODECSPDIFOUT (1<<19) 289 #define ALI_INT_MICIN (1<<18) 290 #define ALI_INT_PCMOUT (1<<17) 291 #define ALI_INT_PCMIN (1<<16) 292 #define ALI_INT_CPRAIS (1<<7) /* command port available */ 293 #define ALI_INT_SPRAIS (1<<5) /* status port available */ 294 #define ALI_INT_GPIO (1<<1) 295 #define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|\ 296 ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN) 297 298 #define ICH_ALI_SC_RESET (1<<31) /* master reset */ 299 #define ICH_ALI_SC_AC97_DBL (1<<30) 300 #define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */ 301 #define ICH_ALI_SC_IN_BITS (3<<18) 302 #define ICH_ALI_SC_OUT_BITS (3<<16) 303 #define ICH_ALI_SC_6CH_CFG (3<<14) 304 #define ICH_ALI_SC_PCM_4 (1<<8) 305 #define ICH_ALI_SC_PCM_6 (2<<8) 306 #define ICH_ALI_SC_PCM_246_MASK (3<<8) 307 308 #define ICH_ALI_SS_SEC_ID (3<<5) 309 #define ICH_ALI_SS_PRI_ID (3<<3) 310 311 #define ICH_ALI_IF_AC97SP (1<<21) 312 #define ICH_ALI_IF_MC (1<<20) 313 #define ICH_ALI_IF_PI (1<<19) 314 #define ICH_ALI_IF_MC2 (1<<18) 315 #define ICH_ALI_IF_PI2 (1<<17) 316 #define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */ 317 #define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */ 318 #define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */ 319 #define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */ 320 #define ICH_ALI_IF_PO_SPDF (1<<3) 321 #define ICH_ALI_IF_PO (1<<1) 322 323 /* 324 * 325 */ 326 327 enum { 328 ICHD_PCMIN, 329 ICHD_PCMOUT, 330 ICHD_MIC, 331 ICHD_MIC2, 332 ICHD_PCM2IN, 333 ICHD_SPBAR, 334 ICHD_LAST = ICHD_SPBAR 335 }; 336 enum { 337 NVD_PCMIN, 338 NVD_PCMOUT, 339 NVD_MIC, 340 NVD_SPBAR, 341 NVD_LAST = NVD_SPBAR 342 }; 343 enum { 344 ALID_PCMIN, 345 ALID_PCMOUT, 346 ALID_MIC, 347 ALID_AC97SPDIFOUT, 348 ALID_SPDIFIN, 349 ALID_SPDIFOUT, 350 ALID_LAST = ALID_SPDIFOUT 351 }; 352 353 #define get_ichdev(substream) (substream->runtime->private_data) 354 355 struct ichdev { 356 unsigned int ichd; /* ich device number */ 357 unsigned long reg_offset; /* offset to bmaddr */ 358 u32 *bdbar; /* CPU address (32bit) */ 359 unsigned int bdbar_addr; /* PCI bus address (32bit) */ 360 struct snd_pcm_substream *substream; 361 unsigned int physbuf; /* physical address (32bit) */ 362 unsigned int size; 363 unsigned int fragsize; 364 unsigned int fragsize1; 365 unsigned int position; 366 unsigned int pos_shift; 367 unsigned int last_pos; 368 int frags; 369 int lvi; 370 int lvi_frag; 371 int civ; 372 int ack; 373 int ack_reload; 374 unsigned int ack_bit; 375 unsigned int roff_sr; 376 unsigned int roff_picb; 377 unsigned int int_sta_mask; /* interrupt status mask */ 378 unsigned int ali_slot; /* ALI DMA slot */ 379 struct ac97_pcm *pcm; 380 int pcm_open_flag; 381 unsigned int page_attr_changed: 1; 382 unsigned int suspended: 1; 383 }; 384 385 struct intel8x0 { 386 unsigned int device_type; 387 388 int irq; 389 390 void __iomem *addr; 391 void __iomem *bmaddr; 392 393 struct pci_dev *pci; 394 struct snd_card *card; 395 396 int pcm_devs; 397 struct snd_pcm *pcm[6]; 398 struct ichdev ichd[6]; 399 400 unsigned multi4: 1, 401 multi6: 1, 402 multi8 :1, 403 dra: 1, 404 smp20bit: 1; 405 unsigned in_ac97_init: 1, 406 in_sdin_init: 1; 407 unsigned in_measurement: 1; /* during ac97 clock measurement */ 408 unsigned fix_nocache: 1; /* workaround for 440MX */ 409 unsigned buggy_irq: 1; /* workaround for buggy mobos */ 410 unsigned xbox: 1; /* workaround for Xbox AC'97 detection */ 411 unsigned buggy_semaphore: 1; /* workaround for buggy codec semaphore */ 412 unsigned inside_vm: 1; /* enable VM optimization */ 413 414 int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */ 415 unsigned int sdm_saved; /* SDM reg value */ 416 417 struct snd_ac97_bus *ac97_bus; 418 struct snd_ac97 *ac97[3]; 419 unsigned int ac97_sdin[3]; 420 unsigned int max_codecs, ncodecs; 421 unsigned int *codec_bit; 422 unsigned int codec_isr_bits; 423 unsigned int codec_ready_bits; 424 425 spinlock_t reg_lock; 426 427 u32 bdbars_count; 428 struct snd_dma_buffer bdbars; 429 u32 int_sta_reg; /* interrupt status register */ 430 u32 int_sta_mask; /* interrupt status mask */ 431 }; 432 433 static DEFINE_PCI_DEVICE_TABLE(snd_intel8x0_ids) = { 434 { PCI_VDEVICE(INTEL, 0x2415), DEVICE_INTEL }, /* 82801AA */ 435 { PCI_VDEVICE(INTEL, 0x2425), DEVICE_INTEL }, /* 82901AB */ 436 { PCI_VDEVICE(INTEL, 0x2445), DEVICE_INTEL }, /* 82801BA */ 437 { PCI_VDEVICE(INTEL, 0x2485), DEVICE_INTEL }, /* ICH3 */ 438 { PCI_VDEVICE(INTEL, 0x24c5), DEVICE_INTEL_ICH4 }, /* ICH4 */ 439 { PCI_VDEVICE(INTEL, 0x24d5), DEVICE_INTEL_ICH4 }, /* ICH5 */ 440 { PCI_VDEVICE(INTEL, 0x25a6), DEVICE_INTEL_ICH4 }, /* ESB */ 441 { PCI_VDEVICE(INTEL, 0x266e), DEVICE_INTEL_ICH4 }, /* ICH6 */ 442 { PCI_VDEVICE(INTEL, 0x27de), DEVICE_INTEL_ICH4 }, /* ICH7 */ 443 { PCI_VDEVICE(INTEL, 0x2698), DEVICE_INTEL_ICH4 }, /* ESB2 */ 444 { PCI_VDEVICE(INTEL, 0x7195), DEVICE_INTEL }, /* 440MX */ 445 { PCI_VDEVICE(SI, 0x7012), DEVICE_SIS }, /* SI7012 */ 446 { PCI_VDEVICE(NVIDIA, 0x01b1), DEVICE_NFORCE }, /* NFORCE */ 447 { PCI_VDEVICE(NVIDIA, 0x003a), DEVICE_NFORCE }, /* MCP04 */ 448 { PCI_VDEVICE(NVIDIA, 0x006a), DEVICE_NFORCE }, /* NFORCE2 */ 449 { PCI_VDEVICE(NVIDIA, 0x0059), DEVICE_NFORCE }, /* CK804 */ 450 { PCI_VDEVICE(NVIDIA, 0x008a), DEVICE_NFORCE }, /* CK8 */ 451 { PCI_VDEVICE(NVIDIA, 0x00da), DEVICE_NFORCE }, /* NFORCE3 */ 452 { PCI_VDEVICE(NVIDIA, 0x00ea), DEVICE_NFORCE }, /* CK8S */ 453 { PCI_VDEVICE(NVIDIA, 0x026b), DEVICE_NFORCE }, /* MCP51 */ 454 { PCI_VDEVICE(AMD, 0x746d), DEVICE_INTEL }, /* AMD8111 */ 455 { PCI_VDEVICE(AMD, 0x7445), DEVICE_INTEL }, /* AMD768 */ 456 { PCI_VDEVICE(AL, 0x5455), DEVICE_ALI }, /* Ali5455 */ 457 { 0, } 458 }; 459 460 MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids); 461 462 /* 463 * Lowlevel I/O - busmaster 464 */ 465 466 static inline u8 igetbyte(struct intel8x0 *chip, u32 offset) 467 { 468 return ioread8(chip->bmaddr + offset); 469 } 470 471 static inline u16 igetword(struct intel8x0 *chip, u32 offset) 472 { 473 return ioread16(chip->bmaddr + offset); 474 } 475 476 static inline u32 igetdword(struct intel8x0 *chip, u32 offset) 477 { 478 return ioread32(chip->bmaddr + offset); 479 } 480 481 static inline void iputbyte(struct intel8x0 *chip, u32 offset, u8 val) 482 { 483 iowrite8(val, chip->bmaddr + offset); 484 } 485 486 static inline void iputword(struct intel8x0 *chip, u32 offset, u16 val) 487 { 488 iowrite16(val, chip->bmaddr + offset); 489 } 490 491 static inline void iputdword(struct intel8x0 *chip, u32 offset, u32 val) 492 { 493 iowrite32(val, chip->bmaddr + offset); 494 } 495 496 /* 497 * Lowlevel I/O - AC'97 registers 498 */ 499 500 static inline u16 iagetword(struct intel8x0 *chip, u32 offset) 501 { 502 return ioread16(chip->addr + offset); 503 } 504 505 static inline void iaputword(struct intel8x0 *chip, u32 offset, u16 val) 506 { 507 iowrite16(val, chip->addr + offset); 508 } 509 510 /* 511 * Basic I/O 512 */ 513 514 /* 515 * access to AC97 codec via normal i/o (for ICH and SIS7012) 516 */ 517 518 static int snd_intel8x0_codec_semaphore(struct intel8x0 *chip, unsigned int codec) 519 { 520 int time; 521 522 if (codec > 2) 523 return -EIO; 524 if (chip->in_sdin_init) { 525 /* we don't know the ready bit assignment at the moment */ 526 /* so we check any */ 527 codec = chip->codec_isr_bits; 528 } else { 529 codec = chip->codec_bit[chip->ac97_sdin[codec]]; 530 } 531 532 /* codec ready ? */ 533 if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0) 534 return -EIO; 535 536 if (chip->buggy_semaphore) 537 return 0; /* just ignore ... */ 538 539 /* Anyone holding a semaphore for 1 msec should be shot... */ 540 time = 100; 541 do { 542 if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS)) 543 return 0; 544 udelay(10); 545 } while (time--); 546 547 /* access to some forbidden (non existent) ac97 registers will not 548 * reset the semaphore. So even if you don't get the semaphore, still 549 * continue the access. We don't need the semaphore anyway. */ 550 snd_printk(KERN_ERR "codec_semaphore: semaphore is not ready [0x%x][0x%x]\n", 551 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA))); 552 iagetword(chip, 0); /* clear semaphore flag */ 553 /* I don't care about the semaphore */ 554 return -EBUSY; 555 } 556 557 static void snd_intel8x0_codec_write(struct snd_ac97 *ac97, 558 unsigned short reg, 559 unsigned short val) 560 { 561 struct intel8x0 *chip = ac97->private_data; 562 563 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 564 if (! chip->in_ac97_init) 565 snd_printk(KERN_ERR "codec_write %d: semaphore is not ready for register 0x%x\n", ac97->num, reg); 566 } 567 iaputword(chip, reg + ac97->num * 0x80, val); 568 } 569 570 static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97, 571 unsigned short reg) 572 { 573 struct intel8x0 *chip = ac97->private_data; 574 unsigned short res; 575 unsigned int tmp; 576 577 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 578 if (! chip->in_ac97_init) 579 snd_printk(KERN_ERR "codec_read %d: semaphore is not ready for register 0x%x\n", ac97->num, reg); 580 res = 0xffff; 581 } else { 582 res = iagetword(chip, reg + ac97->num * 0x80); 583 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 584 /* reset RCS and preserve other R/WC bits */ 585 iputdword(chip, ICHREG(GLOB_STA), tmp & 586 ~(chip->codec_ready_bits | ICH_GSCI)); 587 if (! chip->in_ac97_init) 588 snd_printk(KERN_ERR "codec_read %d: read timeout for register 0x%x\n", ac97->num, reg); 589 res = 0xffff; 590 } 591 } 592 return res; 593 } 594 595 static void snd_intel8x0_codec_read_test(struct intel8x0 *chip, 596 unsigned int codec) 597 { 598 unsigned int tmp; 599 600 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) { 601 iagetword(chip, codec * 0x80); 602 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 603 /* reset RCS and preserve other R/WC bits */ 604 iputdword(chip, ICHREG(GLOB_STA), tmp & 605 ~(chip->codec_ready_bits | ICH_GSCI)); 606 } 607 } 608 } 609 610 /* 611 * access to AC97 for Ali5455 612 */ 613 static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask) 614 { 615 int count = 0; 616 for (count = 0; count < 0x7f; count++) { 617 int val = igetbyte(chip, ICHREG(ALI_CSPSR)); 618 if (val & mask) 619 return 0; 620 } 621 if (! chip->in_ac97_init) 622 snd_printd(KERN_WARNING "intel8x0: AC97 codec ready timeout.\n"); 623 return -EBUSY; 624 } 625 626 static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip) 627 { 628 int time = 100; 629 if (chip->buggy_semaphore) 630 return 0; /* just ignore ... */ 631 while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY)) 632 udelay(1); 633 if (! time && ! chip->in_ac97_init) 634 snd_printk(KERN_WARNING "ali_codec_semaphore timeout\n"); 635 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY); 636 } 637 638 static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg) 639 { 640 struct intel8x0 *chip = ac97->private_data; 641 unsigned short data = 0xffff; 642 643 if (snd_intel8x0_ali_codec_semaphore(chip)) 644 goto __err; 645 reg |= ALI_CPR_ADDR_READ; 646 if (ac97->num) 647 reg |= ALI_CPR_ADDR_SECONDARY; 648 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 649 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK)) 650 goto __err; 651 data = igetword(chip, ICHREG(ALI_SPR)); 652 __err: 653 return data; 654 } 655 656 static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg, 657 unsigned short val) 658 { 659 struct intel8x0 *chip = ac97->private_data; 660 661 if (snd_intel8x0_ali_codec_semaphore(chip)) 662 return; 663 iputword(chip, ICHREG(ALI_CPR), val); 664 if (ac97->num) 665 reg |= ALI_CPR_ADDR_SECONDARY; 666 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 667 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK); 668 } 669 670 671 /* 672 * DMA I/O 673 */ 674 static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev) 675 { 676 int idx; 677 u32 *bdbar = ichdev->bdbar; 678 unsigned long port = ichdev->reg_offset; 679 680 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 681 if (ichdev->size == ichdev->fragsize) { 682 ichdev->ack_reload = ichdev->ack = 2; 683 ichdev->fragsize1 = ichdev->fragsize >> 1; 684 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) { 685 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf); 686 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 687 ichdev->fragsize1 >> ichdev->pos_shift); 688 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1)); 689 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 690 ichdev->fragsize1 >> ichdev->pos_shift); 691 } 692 ichdev->frags = 2; 693 } else { 694 ichdev->ack_reload = ichdev->ack = 1; 695 ichdev->fragsize1 = ichdev->fragsize; 696 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) { 697 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + 698 (((idx >> 1) * ichdev->fragsize) % 699 ichdev->size)); 700 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 701 ichdev->fragsize >> ichdev->pos_shift); 702 #if 0 703 printk(KERN_DEBUG "bdbar[%i] = 0x%x [0x%x]\n", 704 idx + 0, bdbar[idx + 0], bdbar[idx + 1]); 705 #endif 706 } 707 ichdev->frags = ichdev->size / ichdev->fragsize; 708 } 709 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK); 710 ichdev->civ = 0; 711 iputbyte(chip, port + ICH_REG_OFF_CIV, 0); 712 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags; 713 ichdev->position = 0; 714 #if 0 715 printk(KERN_DEBUG "lvi_frag = %i, frags = %i, period_size = 0x%x, " 716 "period_size1 = 0x%x\n", 717 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, 718 ichdev->fragsize1); 719 #endif 720 /* clear interrupts */ 721 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 722 } 723 724 #ifdef __i386__ 725 /* 726 * Intel 82443MX running a 100MHz processor system bus has a hardware bug, 727 * which aborts PCI busmaster for audio transfer. A workaround is to set 728 * the pages as non-cached. For details, see the errata in 729 * http://download.intel.com/design/chipsets/specupdt/24505108.pdf 730 */ 731 static void fill_nocache(void *buf, int size, int nocache) 732 { 733 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; 734 if (nocache) 735 set_pages_uc(virt_to_page(buf), size); 736 else 737 set_pages_wb(virt_to_page(buf), size); 738 } 739 #else 740 #define fill_nocache(buf, size, nocache) do { ; } while (0) 741 #endif 742 743 /* 744 * Interrupt handler 745 */ 746 747 static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev) 748 { 749 unsigned long port = ichdev->reg_offset; 750 unsigned long flags; 751 int status, civ, i, step; 752 int ack = 0; 753 754 spin_lock_irqsave(&chip->reg_lock, flags); 755 status = igetbyte(chip, port + ichdev->roff_sr); 756 civ = igetbyte(chip, port + ICH_REG_OFF_CIV); 757 if (!(status & ICH_BCIS)) { 758 step = 0; 759 } else if (civ == ichdev->civ) { 760 // snd_printd("civ same %d\n", civ); 761 step = 1; 762 ichdev->civ++; 763 ichdev->civ &= ICH_REG_LVI_MASK; 764 } else { 765 step = civ - ichdev->civ; 766 if (step < 0) 767 step += ICH_REG_LVI_MASK + 1; 768 // if (step != 1) 769 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ); 770 ichdev->civ = civ; 771 } 772 773 ichdev->position += step * ichdev->fragsize1; 774 if (! chip->in_measurement) 775 ichdev->position %= ichdev->size; 776 ichdev->lvi += step; 777 ichdev->lvi &= ICH_REG_LVI_MASK; 778 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 779 for (i = 0; i < step; i++) { 780 ichdev->lvi_frag++; 781 ichdev->lvi_frag %= ichdev->frags; 782 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1); 783 #if 0 784 printk(KERN_DEBUG "new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, " 785 "all = 0x%x, 0x%x\n", 786 ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2], 787 ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port), 788 inl(port + 4), inb(port + ICH_REG_OFF_CR)); 789 #endif 790 if (--ichdev->ack == 0) { 791 ichdev->ack = ichdev->ack_reload; 792 ack = 1; 793 } 794 } 795 spin_unlock_irqrestore(&chip->reg_lock, flags); 796 if (ack && ichdev->substream) { 797 snd_pcm_period_elapsed(ichdev->substream); 798 } 799 iputbyte(chip, port + ichdev->roff_sr, 800 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI)); 801 } 802 803 static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id) 804 { 805 struct intel8x0 *chip = dev_id; 806 struct ichdev *ichdev; 807 unsigned int status; 808 unsigned int i; 809 810 status = igetdword(chip, chip->int_sta_reg); 811 if (status == 0xffffffff) /* we are not yet resumed */ 812 return IRQ_NONE; 813 814 if ((status & chip->int_sta_mask) == 0) { 815 if (status) { 816 /* ack */ 817 iputdword(chip, chip->int_sta_reg, status); 818 if (! chip->buggy_irq) 819 status = 0; 820 } 821 return IRQ_RETVAL(status); 822 } 823 824 for (i = 0; i < chip->bdbars_count; i++) { 825 ichdev = &chip->ichd[i]; 826 if (status & ichdev->int_sta_mask) 827 snd_intel8x0_update(chip, ichdev); 828 } 829 830 /* ack them */ 831 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask); 832 833 return IRQ_HANDLED; 834 } 835 836 /* 837 * PCM part 838 */ 839 840 static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 841 { 842 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 843 struct ichdev *ichdev = get_ichdev(substream); 844 unsigned char val = 0; 845 unsigned long port = ichdev->reg_offset; 846 847 switch (cmd) { 848 case SNDRV_PCM_TRIGGER_RESUME: 849 ichdev->suspended = 0; 850 /* fallthru */ 851 case SNDRV_PCM_TRIGGER_START: 852 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 853 val = ICH_IOCE | ICH_STARTBM; 854 ichdev->last_pos = ichdev->position; 855 break; 856 case SNDRV_PCM_TRIGGER_SUSPEND: 857 ichdev->suspended = 1; 858 /* fallthru */ 859 case SNDRV_PCM_TRIGGER_STOP: 860 val = 0; 861 break; 862 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 863 val = ICH_IOCE; 864 break; 865 default: 866 return -EINVAL; 867 } 868 iputbyte(chip, port + ICH_REG_OFF_CR, val); 869 if (cmd == SNDRV_PCM_TRIGGER_STOP) { 870 /* wait until DMA stopped */ 871 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ; 872 /* reset whole DMA things */ 873 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 874 } 875 return 0; 876 } 877 878 static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd) 879 { 880 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 881 struct ichdev *ichdev = get_ichdev(substream); 882 unsigned long port = ichdev->reg_offset; 883 static int fiforeg[] = { 884 ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3) 885 }; 886 unsigned int val, fifo; 887 888 val = igetdword(chip, ICHREG(ALI_DMACR)); 889 switch (cmd) { 890 case SNDRV_PCM_TRIGGER_RESUME: 891 ichdev->suspended = 0; 892 /* fallthru */ 893 case SNDRV_PCM_TRIGGER_START: 894 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 895 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 896 /* clear FIFO for synchronization of channels */ 897 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]); 898 fifo &= ~(0xff << (ichdev->ali_slot % 4)); 899 fifo |= 0x83 << (ichdev->ali_slot % 4); 900 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo); 901 } 902 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 903 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */ 904 /* start DMA */ 905 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot)); 906 break; 907 case SNDRV_PCM_TRIGGER_SUSPEND: 908 ichdev->suspended = 1; 909 /* fallthru */ 910 case SNDRV_PCM_TRIGGER_STOP: 911 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 912 /* pause */ 913 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16))); 914 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 915 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 916 ; 917 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) 918 break; 919 /* reset whole DMA things */ 920 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 921 /* clear interrupts */ 922 iputbyte(chip, port + ICH_REG_OFF_SR, 923 igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e); 924 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 925 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask); 926 break; 927 default: 928 return -EINVAL; 929 } 930 return 0; 931 } 932 933 static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream, 934 struct snd_pcm_hw_params *hw_params) 935 { 936 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 937 struct ichdev *ichdev = get_ichdev(substream); 938 struct snd_pcm_runtime *runtime = substream->runtime; 939 int dbl = params_rate(hw_params) > 48000; 940 int err; 941 942 if (chip->fix_nocache && ichdev->page_attr_changed) { 943 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); /* clear */ 944 ichdev->page_attr_changed = 0; 945 } 946 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 947 if (err < 0) 948 return err; 949 if (chip->fix_nocache) { 950 if (runtime->dma_area && ! ichdev->page_attr_changed) { 951 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 952 ichdev->page_attr_changed = 1; 953 } 954 } 955 if (ichdev->pcm_open_flag) { 956 snd_ac97_pcm_close(ichdev->pcm); 957 ichdev->pcm_open_flag = 0; 958 } 959 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params), 960 params_channels(hw_params), 961 ichdev->pcm->r[dbl].slots); 962 if (err >= 0) { 963 ichdev->pcm_open_flag = 1; 964 /* Force SPDIF setting */ 965 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0) 966 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF, 967 params_rate(hw_params)); 968 } 969 return err; 970 } 971 972 static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream) 973 { 974 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 975 struct ichdev *ichdev = get_ichdev(substream); 976 977 if (ichdev->pcm_open_flag) { 978 snd_ac97_pcm_close(ichdev->pcm); 979 ichdev->pcm_open_flag = 0; 980 } 981 if (chip->fix_nocache && ichdev->page_attr_changed) { 982 fill_nocache(substream->runtime->dma_area, substream->runtime->dma_bytes, 0); 983 ichdev->page_attr_changed = 0; 984 } 985 return snd_pcm_lib_free_pages(substream); 986 } 987 988 static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip, 989 struct snd_pcm_runtime *runtime) 990 { 991 unsigned int cnt; 992 int dbl = runtime->rate > 48000; 993 994 spin_lock_irq(&chip->reg_lock); 995 switch (chip->device_type) { 996 case DEVICE_ALI: 997 cnt = igetdword(chip, ICHREG(ALI_SCR)); 998 cnt &= ~ICH_ALI_SC_PCM_246_MASK; 999 if (runtime->channels == 4 || dbl) 1000 cnt |= ICH_ALI_SC_PCM_4; 1001 else if (runtime->channels == 6) 1002 cnt |= ICH_ALI_SC_PCM_6; 1003 iputdword(chip, ICHREG(ALI_SCR), cnt); 1004 break; 1005 case DEVICE_SIS: 1006 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1007 cnt &= ~ICH_SIS_PCM_246_MASK; 1008 if (runtime->channels == 4 || dbl) 1009 cnt |= ICH_SIS_PCM_4; 1010 else if (runtime->channels == 6) 1011 cnt |= ICH_SIS_PCM_6; 1012 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1013 break; 1014 default: 1015 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1016 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT); 1017 if (runtime->channels == 4 || dbl) 1018 cnt |= ICH_PCM_4; 1019 else if (runtime->channels == 6) 1020 cnt |= ICH_PCM_6; 1021 else if (runtime->channels == 8) 1022 cnt |= ICH_PCM_8; 1023 if (chip->device_type == DEVICE_NFORCE) { 1024 /* reset to 2ch once to keep the 6 channel data in alignment, 1025 * to start from Front Left always 1026 */ 1027 if (cnt & ICH_PCM_246_MASK) { 1028 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK); 1029 spin_unlock_irq(&chip->reg_lock); 1030 msleep(50); /* grrr... */ 1031 spin_lock_irq(&chip->reg_lock); 1032 } 1033 } else if (chip->device_type == DEVICE_INTEL_ICH4) { 1034 if (runtime->sample_bits > 16) 1035 cnt |= ICH_PCM_20BIT; 1036 } 1037 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1038 break; 1039 } 1040 spin_unlock_irq(&chip->reg_lock); 1041 } 1042 1043 static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream) 1044 { 1045 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1046 struct snd_pcm_runtime *runtime = substream->runtime; 1047 struct ichdev *ichdev = get_ichdev(substream); 1048 1049 ichdev->physbuf = runtime->dma_addr; 1050 ichdev->size = snd_pcm_lib_buffer_bytes(substream); 1051 ichdev->fragsize = snd_pcm_lib_period_bytes(substream); 1052 if (ichdev->ichd == ICHD_PCMOUT) { 1053 snd_intel8x0_setup_pcm_out(chip, runtime); 1054 if (chip->device_type == DEVICE_INTEL_ICH4) 1055 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1; 1056 } 1057 snd_intel8x0_setup_periods(chip, ichdev); 1058 return 0; 1059 } 1060 1061 static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream) 1062 { 1063 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1064 struct ichdev *ichdev = get_ichdev(substream); 1065 size_t ptr1, ptr; 1066 int civ, timeout = 10; 1067 unsigned int position; 1068 1069 spin_lock(&chip->reg_lock); 1070 do { 1071 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 1072 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 1073 position = ichdev->position; 1074 if (ptr1 == 0) { 1075 udelay(10); 1076 continue; 1077 } 1078 if (civ != igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV)) 1079 continue; 1080 1081 /* IO read operation is very expensive inside virtual machine 1082 * as it is emulated. The probability that subsequent PICB read 1083 * will return different result is high enough to loop till 1084 * timeout here. 1085 * Same CIV is strict enough condition to be sure that PICB 1086 * is valid inside VM on emulated card. */ 1087 if (chip->inside_vm) 1088 break; 1089 if (ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 1090 break; 1091 } while (timeout--); 1092 ptr = ichdev->last_pos; 1093 if (ptr1 != 0) { 1094 ptr1 <<= ichdev->pos_shift; 1095 ptr = ichdev->fragsize1 - ptr1; 1096 ptr += position; 1097 if (ptr < ichdev->last_pos) { 1098 unsigned int pos_base, last_base; 1099 pos_base = position / ichdev->fragsize1; 1100 last_base = ichdev->last_pos / ichdev->fragsize1; 1101 /* another sanity check; ptr1 can go back to full 1102 * before the base position is updated 1103 */ 1104 if (pos_base == last_base) 1105 ptr = ichdev->last_pos; 1106 } 1107 } 1108 ichdev->last_pos = ptr; 1109 spin_unlock(&chip->reg_lock); 1110 if (ptr >= ichdev->size) 1111 return 0; 1112 return bytes_to_frames(substream->runtime, ptr); 1113 } 1114 1115 static struct snd_pcm_hardware snd_intel8x0_stream = 1116 { 1117 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1118 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1119 SNDRV_PCM_INFO_MMAP_VALID | 1120 SNDRV_PCM_INFO_PAUSE | 1121 SNDRV_PCM_INFO_RESUME), 1122 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1123 .rates = SNDRV_PCM_RATE_48000, 1124 .rate_min = 48000, 1125 .rate_max = 48000, 1126 .channels_min = 2, 1127 .channels_max = 2, 1128 .buffer_bytes_max = 128 * 1024, 1129 .period_bytes_min = 32, 1130 .period_bytes_max = 128 * 1024, 1131 .periods_min = 1, 1132 .periods_max = 1024, 1133 .fifo_size = 0, 1134 }; 1135 1136 static unsigned int channels4[] = { 1137 2, 4, 1138 }; 1139 1140 static struct snd_pcm_hw_constraint_list hw_constraints_channels4 = { 1141 .count = ARRAY_SIZE(channels4), 1142 .list = channels4, 1143 .mask = 0, 1144 }; 1145 1146 static unsigned int channels6[] = { 1147 2, 4, 6, 1148 }; 1149 1150 static struct snd_pcm_hw_constraint_list hw_constraints_channels6 = { 1151 .count = ARRAY_SIZE(channels6), 1152 .list = channels6, 1153 .mask = 0, 1154 }; 1155 1156 static unsigned int channels8[] = { 1157 2, 4, 6, 8, 1158 }; 1159 1160 static struct snd_pcm_hw_constraint_list hw_constraints_channels8 = { 1161 .count = ARRAY_SIZE(channels8), 1162 .list = channels8, 1163 .mask = 0, 1164 }; 1165 1166 static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev) 1167 { 1168 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1169 struct snd_pcm_runtime *runtime = substream->runtime; 1170 int err; 1171 1172 ichdev->substream = substream; 1173 runtime->hw = snd_intel8x0_stream; 1174 runtime->hw.rates = ichdev->pcm->rates; 1175 snd_pcm_limit_hw_rates(runtime); 1176 if (chip->device_type == DEVICE_SIS) { 1177 runtime->hw.buffer_bytes_max = 64*1024; 1178 runtime->hw.period_bytes_max = 64*1024; 1179 } 1180 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 1181 return err; 1182 runtime->private_data = ichdev; 1183 return 0; 1184 } 1185 1186 static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream) 1187 { 1188 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1189 struct snd_pcm_runtime *runtime = substream->runtime; 1190 int err; 1191 1192 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]); 1193 if (err < 0) 1194 return err; 1195 1196 if (chip->multi8) { 1197 runtime->hw.channels_max = 8; 1198 snd_pcm_hw_constraint_list(runtime, 0, 1199 SNDRV_PCM_HW_PARAM_CHANNELS, 1200 &hw_constraints_channels8); 1201 } else if (chip->multi6) { 1202 runtime->hw.channels_max = 6; 1203 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1204 &hw_constraints_channels6); 1205 } else if (chip->multi4) { 1206 runtime->hw.channels_max = 4; 1207 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1208 &hw_constraints_channels4); 1209 } 1210 if (chip->dra) { 1211 snd_ac97_pcm_double_rate_rules(runtime); 1212 } 1213 if (chip->smp20bit) { 1214 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE; 1215 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20); 1216 } 1217 return 0; 1218 } 1219 1220 static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream) 1221 { 1222 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1223 1224 chip->ichd[ICHD_PCMOUT].substream = NULL; 1225 return 0; 1226 } 1227 1228 static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream) 1229 { 1230 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1231 1232 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]); 1233 } 1234 1235 static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream) 1236 { 1237 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1238 1239 chip->ichd[ICHD_PCMIN].substream = NULL; 1240 return 0; 1241 } 1242 1243 static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream) 1244 { 1245 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1246 1247 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]); 1248 } 1249 1250 static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream) 1251 { 1252 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1253 1254 chip->ichd[ICHD_MIC].substream = NULL; 1255 return 0; 1256 } 1257 1258 static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream) 1259 { 1260 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1261 1262 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]); 1263 } 1264 1265 static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream) 1266 { 1267 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1268 1269 chip->ichd[ICHD_MIC2].substream = NULL; 1270 return 0; 1271 } 1272 1273 static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream) 1274 { 1275 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1276 1277 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]); 1278 } 1279 1280 static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream) 1281 { 1282 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1283 1284 chip->ichd[ICHD_PCM2IN].substream = NULL; 1285 return 0; 1286 } 1287 1288 static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream) 1289 { 1290 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1291 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1292 1293 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]); 1294 } 1295 1296 static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream) 1297 { 1298 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1299 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1300 1301 chip->ichd[idx].substream = NULL; 1302 return 0; 1303 } 1304 1305 static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream) 1306 { 1307 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1308 unsigned int val; 1309 1310 spin_lock_irq(&chip->reg_lock); 1311 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1312 val |= ICH_ALI_IF_AC97SP; 1313 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1314 /* also needs to set ALI_SC_CODEC_SPDF correctly */ 1315 spin_unlock_irq(&chip->reg_lock); 1316 1317 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]); 1318 } 1319 1320 static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream) 1321 { 1322 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1323 unsigned int val; 1324 1325 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL; 1326 spin_lock_irq(&chip->reg_lock); 1327 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1328 val &= ~ICH_ALI_IF_AC97SP; 1329 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1330 spin_unlock_irq(&chip->reg_lock); 1331 1332 return 0; 1333 } 1334 1335 #if 0 // NYI 1336 static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream) 1337 { 1338 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1339 1340 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); 1341 } 1342 1343 static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream) 1344 { 1345 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1346 1347 chip->ichd[ALID_SPDIFIN].substream = NULL; 1348 return 0; 1349 } 1350 1351 static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream) 1352 { 1353 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1354 1355 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]); 1356 } 1357 1358 static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream) 1359 { 1360 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1361 1362 chip->ichd[ALID_SPDIFOUT].substream = NULL; 1363 return 0; 1364 } 1365 #endif 1366 1367 static struct snd_pcm_ops snd_intel8x0_playback_ops = { 1368 .open = snd_intel8x0_playback_open, 1369 .close = snd_intel8x0_playback_close, 1370 .ioctl = snd_pcm_lib_ioctl, 1371 .hw_params = snd_intel8x0_hw_params, 1372 .hw_free = snd_intel8x0_hw_free, 1373 .prepare = snd_intel8x0_pcm_prepare, 1374 .trigger = snd_intel8x0_pcm_trigger, 1375 .pointer = snd_intel8x0_pcm_pointer, 1376 }; 1377 1378 static struct snd_pcm_ops snd_intel8x0_capture_ops = { 1379 .open = snd_intel8x0_capture_open, 1380 .close = snd_intel8x0_capture_close, 1381 .ioctl = snd_pcm_lib_ioctl, 1382 .hw_params = snd_intel8x0_hw_params, 1383 .hw_free = snd_intel8x0_hw_free, 1384 .prepare = snd_intel8x0_pcm_prepare, 1385 .trigger = snd_intel8x0_pcm_trigger, 1386 .pointer = snd_intel8x0_pcm_pointer, 1387 }; 1388 1389 static struct snd_pcm_ops snd_intel8x0_capture_mic_ops = { 1390 .open = snd_intel8x0_mic_open, 1391 .close = snd_intel8x0_mic_close, 1392 .ioctl = snd_pcm_lib_ioctl, 1393 .hw_params = snd_intel8x0_hw_params, 1394 .hw_free = snd_intel8x0_hw_free, 1395 .prepare = snd_intel8x0_pcm_prepare, 1396 .trigger = snd_intel8x0_pcm_trigger, 1397 .pointer = snd_intel8x0_pcm_pointer, 1398 }; 1399 1400 static struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = { 1401 .open = snd_intel8x0_mic2_open, 1402 .close = snd_intel8x0_mic2_close, 1403 .ioctl = snd_pcm_lib_ioctl, 1404 .hw_params = snd_intel8x0_hw_params, 1405 .hw_free = snd_intel8x0_hw_free, 1406 .prepare = snd_intel8x0_pcm_prepare, 1407 .trigger = snd_intel8x0_pcm_trigger, 1408 .pointer = snd_intel8x0_pcm_pointer, 1409 }; 1410 1411 static struct snd_pcm_ops snd_intel8x0_capture2_ops = { 1412 .open = snd_intel8x0_capture2_open, 1413 .close = snd_intel8x0_capture2_close, 1414 .ioctl = snd_pcm_lib_ioctl, 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_spdif_ops = { 1423 .open = snd_intel8x0_spdif_open, 1424 .close = snd_intel8x0_spdif_close, 1425 .ioctl = snd_pcm_lib_ioctl, 1426 .hw_params = snd_intel8x0_hw_params, 1427 .hw_free = snd_intel8x0_hw_free, 1428 .prepare = snd_intel8x0_pcm_prepare, 1429 .trigger = snd_intel8x0_pcm_trigger, 1430 .pointer = snd_intel8x0_pcm_pointer, 1431 }; 1432 1433 static struct snd_pcm_ops snd_intel8x0_ali_playback_ops = { 1434 .open = snd_intel8x0_playback_open, 1435 .close = snd_intel8x0_playback_close, 1436 .ioctl = snd_pcm_lib_ioctl, 1437 .hw_params = snd_intel8x0_hw_params, 1438 .hw_free = snd_intel8x0_hw_free, 1439 .prepare = snd_intel8x0_pcm_prepare, 1440 .trigger = snd_intel8x0_ali_trigger, 1441 .pointer = snd_intel8x0_pcm_pointer, 1442 }; 1443 1444 static struct snd_pcm_ops snd_intel8x0_ali_capture_ops = { 1445 .open = snd_intel8x0_capture_open, 1446 .close = snd_intel8x0_capture_close, 1447 .ioctl = snd_pcm_lib_ioctl, 1448 .hw_params = snd_intel8x0_hw_params, 1449 .hw_free = snd_intel8x0_hw_free, 1450 .prepare = snd_intel8x0_pcm_prepare, 1451 .trigger = snd_intel8x0_ali_trigger, 1452 .pointer = snd_intel8x0_pcm_pointer, 1453 }; 1454 1455 static struct snd_pcm_ops snd_intel8x0_ali_capture_mic_ops = { 1456 .open = snd_intel8x0_mic_open, 1457 .close = snd_intel8x0_mic_close, 1458 .ioctl = snd_pcm_lib_ioctl, 1459 .hw_params = snd_intel8x0_hw_params, 1460 .hw_free = snd_intel8x0_hw_free, 1461 .prepare = snd_intel8x0_pcm_prepare, 1462 .trigger = snd_intel8x0_ali_trigger, 1463 .pointer = snd_intel8x0_pcm_pointer, 1464 }; 1465 1466 static struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = { 1467 .open = snd_intel8x0_ali_ac97spdifout_open, 1468 .close = snd_intel8x0_ali_ac97spdifout_close, 1469 .ioctl = snd_pcm_lib_ioctl, 1470 .hw_params = snd_intel8x0_hw_params, 1471 .hw_free = snd_intel8x0_hw_free, 1472 .prepare = snd_intel8x0_pcm_prepare, 1473 .trigger = snd_intel8x0_ali_trigger, 1474 .pointer = snd_intel8x0_pcm_pointer, 1475 }; 1476 1477 #if 0 // NYI 1478 static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = { 1479 .open = snd_intel8x0_ali_spdifin_open, 1480 .close = snd_intel8x0_ali_spdifin_close, 1481 .ioctl = snd_pcm_lib_ioctl, 1482 .hw_params = snd_intel8x0_hw_params, 1483 .hw_free = snd_intel8x0_hw_free, 1484 .prepare = snd_intel8x0_pcm_prepare, 1485 .trigger = snd_intel8x0_pcm_trigger, 1486 .pointer = snd_intel8x0_pcm_pointer, 1487 }; 1488 1489 static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = { 1490 .open = snd_intel8x0_ali_spdifout_open, 1491 .close = snd_intel8x0_ali_spdifout_close, 1492 .ioctl = snd_pcm_lib_ioctl, 1493 .hw_params = snd_intel8x0_hw_params, 1494 .hw_free = snd_intel8x0_hw_free, 1495 .prepare = snd_intel8x0_pcm_prepare, 1496 .trigger = snd_intel8x0_pcm_trigger, 1497 .pointer = snd_intel8x0_pcm_pointer, 1498 }; 1499 #endif // NYI 1500 1501 struct ich_pcm_table { 1502 char *suffix; 1503 struct snd_pcm_ops *playback_ops; 1504 struct snd_pcm_ops *capture_ops; 1505 size_t prealloc_size; 1506 size_t prealloc_max_size; 1507 int ac97_idx; 1508 }; 1509 1510 static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device, 1511 struct ich_pcm_table *rec) 1512 { 1513 struct snd_pcm *pcm; 1514 int err; 1515 char name[32]; 1516 1517 if (rec->suffix) 1518 sprintf(name, "Intel ICH - %s", rec->suffix); 1519 else 1520 strcpy(name, "Intel ICH"); 1521 err = snd_pcm_new(chip->card, name, device, 1522 rec->playback_ops ? 1 : 0, 1523 rec->capture_ops ? 1 : 0, &pcm); 1524 if (err < 0) 1525 return err; 1526 1527 if (rec->playback_ops) 1528 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops); 1529 if (rec->capture_ops) 1530 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops); 1531 1532 pcm->private_data = chip; 1533 pcm->info_flags = 0; 1534 if (rec->suffix) 1535 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix); 1536 else 1537 strcpy(pcm->name, chip->card->shortname); 1538 chip->pcm[device] = pcm; 1539 1540 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 1541 snd_dma_pci_data(chip->pci), 1542 rec->prealloc_size, rec->prealloc_max_size); 1543 1544 if (rec->ac97_idx == ICHD_PCMOUT && rec->playback_ops) { 1545 struct snd_pcm_chmap *chmap; 1546 int chs = 2; 1547 if (rec->ac97_idx == ICHD_PCMOUT) { 1548 if (chip->multi8) 1549 chs = 8; 1550 else if (chip->multi6) 1551 chs = 6; 1552 else if (chip->multi4) 1553 chs = 4; 1554 } 1555 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, 1556 snd_pcm_alt_chmaps, chs, 0, 1557 &chmap); 1558 if (err < 0) 1559 return err; 1560 chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; 1561 chip->ac97[0]->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap; 1562 } 1563 1564 return 0; 1565 } 1566 1567 static struct ich_pcm_table intel_pcms[] = { 1568 { 1569 .playback_ops = &snd_intel8x0_playback_ops, 1570 .capture_ops = &snd_intel8x0_capture_ops, 1571 .prealloc_size = 64 * 1024, 1572 .prealloc_max_size = 128 * 1024, 1573 }, 1574 { 1575 .suffix = "MIC ADC", 1576 .capture_ops = &snd_intel8x0_capture_mic_ops, 1577 .prealloc_size = 0, 1578 .prealloc_max_size = 128 * 1024, 1579 .ac97_idx = ICHD_MIC, 1580 }, 1581 { 1582 .suffix = "MIC2 ADC", 1583 .capture_ops = &snd_intel8x0_capture_mic2_ops, 1584 .prealloc_size = 0, 1585 .prealloc_max_size = 128 * 1024, 1586 .ac97_idx = ICHD_MIC2, 1587 }, 1588 { 1589 .suffix = "ADC2", 1590 .capture_ops = &snd_intel8x0_capture2_ops, 1591 .prealloc_size = 0, 1592 .prealloc_max_size = 128 * 1024, 1593 .ac97_idx = ICHD_PCM2IN, 1594 }, 1595 { 1596 .suffix = "IEC958", 1597 .playback_ops = &snd_intel8x0_spdif_ops, 1598 .prealloc_size = 64 * 1024, 1599 .prealloc_max_size = 128 * 1024, 1600 .ac97_idx = ICHD_SPBAR, 1601 }, 1602 }; 1603 1604 static struct ich_pcm_table nforce_pcms[] = { 1605 { 1606 .playback_ops = &snd_intel8x0_playback_ops, 1607 .capture_ops = &snd_intel8x0_capture_ops, 1608 .prealloc_size = 64 * 1024, 1609 .prealloc_max_size = 128 * 1024, 1610 }, 1611 { 1612 .suffix = "MIC ADC", 1613 .capture_ops = &snd_intel8x0_capture_mic_ops, 1614 .prealloc_size = 0, 1615 .prealloc_max_size = 128 * 1024, 1616 .ac97_idx = NVD_MIC, 1617 }, 1618 { 1619 .suffix = "IEC958", 1620 .playback_ops = &snd_intel8x0_spdif_ops, 1621 .prealloc_size = 64 * 1024, 1622 .prealloc_max_size = 128 * 1024, 1623 .ac97_idx = NVD_SPBAR, 1624 }, 1625 }; 1626 1627 static struct ich_pcm_table ali_pcms[] = { 1628 { 1629 .playback_ops = &snd_intel8x0_ali_playback_ops, 1630 .capture_ops = &snd_intel8x0_ali_capture_ops, 1631 .prealloc_size = 64 * 1024, 1632 .prealloc_max_size = 128 * 1024, 1633 }, 1634 { 1635 .suffix = "MIC ADC", 1636 .capture_ops = &snd_intel8x0_ali_capture_mic_ops, 1637 .prealloc_size = 0, 1638 .prealloc_max_size = 128 * 1024, 1639 .ac97_idx = ALID_MIC, 1640 }, 1641 { 1642 .suffix = "IEC958", 1643 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops, 1644 /* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */ 1645 .prealloc_size = 64 * 1024, 1646 .prealloc_max_size = 128 * 1024, 1647 .ac97_idx = ALID_AC97SPDIFOUT, 1648 }, 1649 #if 0 // NYI 1650 { 1651 .suffix = "HW IEC958", 1652 .playback_ops = &snd_intel8x0_ali_spdifout_ops, 1653 .prealloc_size = 64 * 1024, 1654 .prealloc_max_size = 128 * 1024, 1655 }, 1656 #endif 1657 }; 1658 1659 static int snd_intel8x0_pcm(struct intel8x0 *chip) 1660 { 1661 int i, tblsize, device, err; 1662 struct ich_pcm_table *tbl, *rec; 1663 1664 switch (chip->device_type) { 1665 case DEVICE_INTEL_ICH4: 1666 tbl = intel_pcms; 1667 tblsize = ARRAY_SIZE(intel_pcms); 1668 if (spdif_aclink) 1669 tblsize--; 1670 break; 1671 case DEVICE_NFORCE: 1672 tbl = nforce_pcms; 1673 tblsize = ARRAY_SIZE(nforce_pcms); 1674 if (spdif_aclink) 1675 tblsize--; 1676 break; 1677 case DEVICE_ALI: 1678 tbl = ali_pcms; 1679 tblsize = ARRAY_SIZE(ali_pcms); 1680 break; 1681 default: 1682 tbl = intel_pcms; 1683 tblsize = 2; 1684 break; 1685 } 1686 1687 device = 0; 1688 for (i = 0; i < tblsize; i++) { 1689 rec = tbl + i; 1690 if (i > 0 && rec->ac97_idx) { 1691 /* activate PCM only when associated AC'97 codec */ 1692 if (! chip->ichd[rec->ac97_idx].pcm) 1693 continue; 1694 } 1695 err = snd_intel8x0_pcm1(chip, device, rec); 1696 if (err < 0) 1697 return err; 1698 device++; 1699 } 1700 1701 chip->pcm_devs = device; 1702 return 0; 1703 } 1704 1705 1706 /* 1707 * Mixer part 1708 */ 1709 1710 static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 1711 { 1712 struct intel8x0 *chip = bus->private_data; 1713 chip->ac97_bus = NULL; 1714 } 1715 1716 static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97) 1717 { 1718 struct intel8x0 *chip = ac97->private_data; 1719 chip->ac97[ac97->num] = NULL; 1720 } 1721 1722 static struct ac97_pcm ac97_pcm_defs[] = { 1723 /* front PCM */ 1724 { 1725 .exclusive = 1, 1726 .r = { { 1727 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1728 (1 << AC97_SLOT_PCM_RIGHT) | 1729 (1 << AC97_SLOT_PCM_CENTER) | 1730 (1 << AC97_SLOT_PCM_SLEFT) | 1731 (1 << AC97_SLOT_PCM_SRIGHT) | 1732 (1 << AC97_SLOT_LFE) 1733 }, 1734 { 1735 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1736 (1 << AC97_SLOT_PCM_RIGHT) | 1737 (1 << AC97_SLOT_PCM_LEFT_0) | 1738 (1 << AC97_SLOT_PCM_RIGHT_0) 1739 } 1740 } 1741 }, 1742 /* PCM IN #1 */ 1743 { 1744 .stream = 1, 1745 .exclusive = 1, 1746 .r = { { 1747 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1748 (1 << AC97_SLOT_PCM_RIGHT) 1749 } 1750 } 1751 }, 1752 /* MIC IN #1 */ 1753 { 1754 .stream = 1, 1755 .exclusive = 1, 1756 .r = { { 1757 .slots = (1 << AC97_SLOT_MIC) 1758 } 1759 } 1760 }, 1761 /* S/PDIF PCM */ 1762 { 1763 .exclusive = 1, 1764 .spdif = 1, 1765 .r = { { 1766 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | 1767 (1 << AC97_SLOT_SPDIF_RIGHT2) 1768 } 1769 } 1770 }, 1771 /* PCM IN #2 */ 1772 { 1773 .stream = 1, 1774 .exclusive = 1, 1775 .r = { { 1776 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1777 (1 << AC97_SLOT_PCM_RIGHT) 1778 } 1779 } 1780 }, 1781 /* MIC IN #2 */ 1782 { 1783 .stream = 1, 1784 .exclusive = 1, 1785 .r = { { 1786 .slots = (1 << AC97_SLOT_MIC) 1787 } 1788 } 1789 }, 1790 }; 1791 1792 static struct ac97_quirk ac97_quirks[] = { 1793 { 1794 .subvendor = 0x0e11, 1795 .subdevice = 0x000e, 1796 .name = "Compaq Deskpro EN", /* AD1885 */ 1797 .type = AC97_TUNE_HP_ONLY 1798 }, 1799 { 1800 .subvendor = 0x0e11, 1801 .subdevice = 0x008a, 1802 .name = "Compaq Evo W4000", /* AD1885 */ 1803 .type = AC97_TUNE_HP_ONLY 1804 }, 1805 { 1806 .subvendor = 0x0e11, 1807 .subdevice = 0x00b8, 1808 .name = "Compaq Evo D510C", 1809 .type = AC97_TUNE_HP_ONLY 1810 }, 1811 { 1812 .subvendor = 0x0e11, 1813 .subdevice = 0x0860, 1814 .name = "HP/Compaq nx7010", 1815 .type = AC97_TUNE_MUTE_LED 1816 }, 1817 { 1818 .subvendor = 0x1014, 1819 .subdevice = 0x0534, 1820 .name = "ThinkPad X31", 1821 .type = AC97_TUNE_INV_EAPD 1822 }, 1823 { 1824 .subvendor = 0x1014, 1825 .subdevice = 0x1f00, 1826 .name = "MS-9128", 1827 .type = AC97_TUNE_ALC_JACK 1828 }, 1829 { 1830 .subvendor = 0x1014, 1831 .subdevice = 0x0267, 1832 .name = "IBM NetVista A30p", /* AD1981B */ 1833 .type = AC97_TUNE_HP_ONLY 1834 }, 1835 { 1836 .subvendor = 0x1025, 1837 .subdevice = 0x0082, 1838 .name = "Acer Travelmate 2310", 1839 .type = AC97_TUNE_HP_ONLY 1840 }, 1841 { 1842 .subvendor = 0x1025, 1843 .subdevice = 0x0083, 1844 .name = "Acer Aspire 3003LCi", 1845 .type = AC97_TUNE_HP_ONLY 1846 }, 1847 { 1848 .subvendor = 0x1028, 1849 .subdevice = 0x00d8, 1850 .name = "Dell Precision 530", /* AD1885 */ 1851 .type = AC97_TUNE_HP_ONLY 1852 }, 1853 { 1854 .subvendor = 0x1028, 1855 .subdevice = 0x010d, 1856 .name = "Dell", /* which model? AD1885 */ 1857 .type = AC97_TUNE_HP_ONLY 1858 }, 1859 { 1860 .subvendor = 0x1028, 1861 .subdevice = 0x0126, 1862 .name = "Dell Optiplex GX260", /* AD1981A */ 1863 .type = AC97_TUNE_HP_ONLY 1864 }, 1865 { 1866 .subvendor = 0x1028, 1867 .subdevice = 0x012c, 1868 .name = "Dell Precision 650", /* AD1981A */ 1869 .type = AC97_TUNE_HP_ONLY 1870 }, 1871 { 1872 .subvendor = 0x1028, 1873 .subdevice = 0x012d, 1874 .name = "Dell Precision 450", /* AD1981B*/ 1875 .type = AC97_TUNE_HP_ONLY 1876 }, 1877 { 1878 .subvendor = 0x1028, 1879 .subdevice = 0x0147, 1880 .name = "Dell", /* which model? AD1981B*/ 1881 .type = AC97_TUNE_HP_ONLY 1882 }, 1883 { 1884 .subvendor = 0x1028, 1885 .subdevice = 0x0151, 1886 .name = "Dell Optiplex GX270", /* AD1981B */ 1887 .type = AC97_TUNE_HP_ONLY 1888 }, 1889 { 1890 .subvendor = 0x1028, 1891 .subdevice = 0x014e, 1892 .name = "Dell D800", /* STAC9750/51 */ 1893 .type = AC97_TUNE_HP_ONLY 1894 }, 1895 { 1896 .subvendor = 0x1028, 1897 .subdevice = 0x0163, 1898 .name = "Dell Unknown", /* STAC9750/51 */ 1899 .type = AC97_TUNE_HP_ONLY 1900 }, 1901 { 1902 .subvendor = 0x1028, 1903 .subdevice = 0x016a, 1904 .name = "Dell Inspiron 8600", /* STAC9750/51 */ 1905 .type = AC97_TUNE_HP_ONLY 1906 }, 1907 { 1908 .subvendor = 0x1028, 1909 .subdevice = 0x0182, 1910 .name = "Dell Latitude D610", /* STAC9750/51 */ 1911 .type = AC97_TUNE_HP_ONLY 1912 }, 1913 { 1914 .subvendor = 0x1028, 1915 .subdevice = 0x0186, 1916 .name = "Dell Latitude D810", /* cf. Malone #41015 */ 1917 .type = AC97_TUNE_HP_MUTE_LED 1918 }, 1919 { 1920 .subvendor = 0x1028, 1921 .subdevice = 0x0188, 1922 .name = "Dell Inspiron 6000", 1923 .type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */ 1924 }, 1925 { 1926 .subvendor = 0x1028, 1927 .subdevice = 0x0189, 1928 .name = "Dell Inspiron 9300", 1929 .type = AC97_TUNE_HP_MUTE_LED 1930 }, 1931 { 1932 .subvendor = 0x1028, 1933 .subdevice = 0x0191, 1934 .name = "Dell Inspiron 8600", 1935 .type = AC97_TUNE_HP_ONLY 1936 }, 1937 { 1938 .subvendor = 0x103c, 1939 .subdevice = 0x006d, 1940 .name = "HP zv5000", 1941 .type = AC97_TUNE_MUTE_LED /*AD1981B*/ 1942 }, 1943 { /* FIXME: which codec? */ 1944 .subvendor = 0x103c, 1945 .subdevice = 0x00c3, 1946 .name = "HP xw6000", 1947 .type = AC97_TUNE_HP_ONLY 1948 }, 1949 { 1950 .subvendor = 0x103c, 1951 .subdevice = 0x088c, 1952 .name = "HP nc8000", 1953 .type = AC97_TUNE_HP_MUTE_LED 1954 }, 1955 { 1956 .subvendor = 0x103c, 1957 .subdevice = 0x0890, 1958 .name = "HP nc6000", 1959 .type = AC97_TUNE_MUTE_LED 1960 }, 1961 { 1962 .subvendor = 0x103c, 1963 .subdevice = 0x129d, 1964 .name = "HP xw8000", 1965 .type = AC97_TUNE_HP_ONLY 1966 }, 1967 { 1968 .subvendor = 0x103c, 1969 .subdevice = 0x0938, 1970 .name = "HP nc4200", 1971 .type = AC97_TUNE_HP_MUTE_LED 1972 }, 1973 { 1974 .subvendor = 0x103c, 1975 .subdevice = 0x099c, 1976 .name = "HP nx6110/nc6120", 1977 .type = AC97_TUNE_HP_MUTE_LED 1978 }, 1979 { 1980 .subvendor = 0x103c, 1981 .subdevice = 0x0944, 1982 .name = "HP nc6220", 1983 .type = AC97_TUNE_HP_MUTE_LED 1984 }, 1985 { 1986 .subvendor = 0x103c, 1987 .subdevice = 0x0934, 1988 .name = "HP nc8220", 1989 .type = AC97_TUNE_HP_MUTE_LED 1990 }, 1991 { 1992 .subvendor = 0x103c, 1993 .subdevice = 0x12f1, 1994 .name = "HP xw8200", /* AD1981B*/ 1995 .type = AC97_TUNE_HP_ONLY 1996 }, 1997 { 1998 .subvendor = 0x103c, 1999 .subdevice = 0x12f2, 2000 .name = "HP xw6200", 2001 .type = AC97_TUNE_HP_ONLY 2002 }, 2003 { 2004 .subvendor = 0x103c, 2005 .subdevice = 0x3008, 2006 .name = "HP xw4200", /* AD1981B*/ 2007 .type = AC97_TUNE_HP_ONLY 2008 }, 2009 { 2010 .subvendor = 0x104d, 2011 .subdevice = 0x8144, 2012 .name = "Sony", 2013 .type = AC97_TUNE_INV_EAPD 2014 }, 2015 { 2016 .subvendor = 0x104d, 2017 .subdevice = 0x8197, 2018 .name = "Sony S1XP", 2019 .type = AC97_TUNE_INV_EAPD 2020 }, 2021 { 2022 .subvendor = 0x104d, 2023 .subdevice = 0x81c0, 2024 .name = "Sony VAIO VGN-T350P", /*AD1981B*/ 2025 .type = AC97_TUNE_INV_EAPD 2026 }, 2027 { 2028 .subvendor = 0x104d, 2029 .subdevice = 0x81c5, 2030 .name = "Sony VAIO VGN-B1VP", /*AD1981B*/ 2031 .type = AC97_TUNE_INV_EAPD 2032 }, 2033 { 2034 .subvendor = 0x1043, 2035 .subdevice = 0x80f3, 2036 .name = "ASUS ICH5/AD1985", 2037 .type = AC97_TUNE_AD_SHARING 2038 }, 2039 { 2040 .subvendor = 0x10cf, 2041 .subdevice = 0x11c3, 2042 .name = "Fujitsu-Siemens E4010", 2043 .type = AC97_TUNE_HP_ONLY 2044 }, 2045 { 2046 .subvendor = 0x10cf, 2047 .subdevice = 0x1225, 2048 .name = "Fujitsu-Siemens T3010", 2049 .type = AC97_TUNE_HP_ONLY 2050 }, 2051 { 2052 .subvendor = 0x10cf, 2053 .subdevice = 0x1253, 2054 .name = "Fujitsu S6210", /* STAC9750/51 */ 2055 .type = AC97_TUNE_HP_ONLY 2056 }, 2057 { 2058 .subvendor = 0x10cf, 2059 .subdevice = 0x127d, 2060 .name = "Fujitsu Lifebook P7010", 2061 .type = AC97_TUNE_HP_ONLY 2062 }, 2063 { 2064 .subvendor = 0x10cf, 2065 .subdevice = 0x127e, 2066 .name = "Fujitsu Lifebook C1211D", 2067 .type = AC97_TUNE_HP_ONLY 2068 }, 2069 { 2070 .subvendor = 0x10cf, 2071 .subdevice = 0x12ec, 2072 .name = "Fujitsu-Siemens 4010", 2073 .type = AC97_TUNE_HP_ONLY 2074 }, 2075 { 2076 .subvendor = 0x10cf, 2077 .subdevice = 0x12f2, 2078 .name = "Fujitsu-Siemens Celsius H320", 2079 .type = AC97_TUNE_SWAP_HP 2080 }, 2081 { 2082 .subvendor = 0x10f1, 2083 .subdevice = 0x2665, 2084 .name = "Fujitsu-Siemens Celsius", /* AD1981? */ 2085 .type = AC97_TUNE_HP_ONLY 2086 }, 2087 { 2088 .subvendor = 0x10f1, 2089 .subdevice = 0x2885, 2090 .name = "AMD64 Mobo", /* ALC650 */ 2091 .type = AC97_TUNE_HP_ONLY 2092 }, 2093 { 2094 .subvendor = 0x10f1, 2095 .subdevice = 0x2895, 2096 .name = "Tyan Thunder K8WE", 2097 .type = AC97_TUNE_HP_ONLY 2098 }, 2099 { 2100 .subvendor = 0x10f7, 2101 .subdevice = 0x834c, 2102 .name = "Panasonic CF-R4", 2103 .type = AC97_TUNE_HP_ONLY, 2104 }, 2105 { 2106 .subvendor = 0x110a, 2107 .subdevice = 0x0056, 2108 .name = "Fujitsu-Siemens Scenic", /* AD1981? */ 2109 .type = AC97_TUNE_HP_ONLY 2110 }, 2111 { 2112 .subvendor = 0x11d4, 2113 .subdevice = 0x5375, 2114 .name = "ADI AD1985 (discrete)", 2115 .type = AC97_TUNE_HP_ONLY 2116 }, 2117 { 2118 .subvendor = 0x1462, 2119 .subdevice = 0x5470, 2120 .name = "MSI P4 ATX 645 Ultra", 2121 .type = AC97_TUNE_HP_ONLY 2122 }, 2123 { 2124 .subvendor = 0x161f, 2125 .subdevice = 0x202f, 2126 .name = "Gateway M520", 2127 .type = AC97_TUNE_INV_EAPD 2128 }, 2129 { 2130 .subvendor = 0x161f, 2131 .subdevice = 0x203a, 2132 .name = "Gateway 4525GZ", /* AD1981B */ 2133 .type = AC97_TUNE_INV_EAPD 2134 }, 2135 { 2136 .subvendor = 0x1734, 2137 .subdevice = 0x0088, 2138 .name = "Fujitsu-Siemens D1522", /* AD1981 */ 2139 .type = AC97_TUNE_HP_ONLY 2140 }, 2141 { 2142 .subvendor = 0x8086, 2143 .subdevice = 0x2000, 2144 .mask = 0xfff0, 2145 .name = "Intel ICH5/AD1985", 2146 .type = AC97_TUNE_AD_SHARING 2147 }, 2148 { 2149 .subvendor = 0x8086, 2150 .subdevice = 0x4000, 2151 .mask = 0xfff0, 2152 .name = "Intel ICH5/AD1985", 2153 .type = AC97_TUNE_AD_SHARING 2154 }, 2155 { 2156 .subvendor = 0x8086, 2157 .subdevice = 0x4856, 2158 .name = "Intel D845WN (82801BA)", 2159 .type = AC97_TUNE_SWAP_HP 2160 }, 2161 { 2162 .subvendor = 0x8086, 2163 .subdevice = 0x4d44, 2164 .name = "Intel D850EMV2", /* AD1885 */ 2165 .type = AC97_TUNE_HP_ONLY 2166 }, 2167 { 2168 .subvendor = 0x8086, 2169 .subdevice = 0x4d56, 2170 .name = "Intel ICH/AD1885", 2171 .type = AC97_TUNE_HP_ONLY 2172 }, 2173 { 2174 .subvendor = 0x8086, 2175 .subdevice = 0x6000, 2176 .mask = 0xfff0, 2177 .name = "Intel ICH5/AD1985", 2178 .type = AC97_TUNE_AD_SHARING 2179 }, 2180 { 2181 .subvendor = 0x8086, 2182 .subdevice = 0xe000, 2183 .mask = 0xfff0, 2184 .name = "Intel ICH5/AD1985", 2185 .type = AC97_TUNE_AD_SHARING 2186 }, 2187 #if 0 /* FIXME: this seems wrong on most boards */ 2188 { 2189 .subvendor = 0x8086, 2190 .subdevice = 0xa000, 2191 .mask = 0xfff0, 2192 .name = "Intel ICH5/AD1985", 2193 .type = AC97_TUNE_HP_ONLY 2194 }, 2195 #endif 2196 { } /* terminator */ 2197 }; 2198 2199 static int snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, 2200 const char *quirk_override) 2201 { 2202 struct snd_ac97_bus *pbus; 2203 struct snd_ac97_template ac97; 2204 int err; 2205 unsigned int i, codecs; 2206 unsigned int glob_sta = 0; 2207 struct snd_ac97_bus_ops *ops; 2208 static struct snd_ac97_bus_ops standard_bus_ops = { 2209 .write = snd_intel8x0_codec_write, 2210 .read = snd_intel8x0_codec_read, 2211 }; 2212 static struct snd_ac97_bus_ops ali_bus_ops = { 2213 .write = snd_intel8x0_ali_codec_write, 2214 .read = snd_intel8x0_ali_codec_read, 2215 }; 2216 2217 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ 2218 if (!spdif_aclink) { 2219 switch (chip->device_type) { 2220 case DEVICE_NFORCE: 2221 chip->spdif_idx = NVD_SPBAR; 2222 break; 2223 case DEVICE_ALI: 2224 chip->spdif_idx = ALID_AC97SPDIFOUT; 2225 break; 2226 case DEVICE_INTEL_ICH4: 2227 chip->spdif_idx = ICHD_SPBAR; 2228 break; 2229 } 2230 } 2231 2232 chip->in_ac97_init = 1; 2233 2234 memset(&ac97, 0, sizeof(ac97)); 2235 ac97.private_data = chip; 2236 ac97.private_free = snd_intel8x0_mixer_free_ac97; 2237 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE; 2238 if (chip->xbox) 2239 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR; 2240 if (chip->device_type != DEVICE_ALI) { 2241 glob_sta = igetdword(chip, ICHREG(GLOB_STA)); 2242 ops = &standard_bus_ops; 2243 chip->in_sdin_init = 1; 2244 codecs = 0; 2245 for (i = 0; i < chip->max_codecs; i++) { 2246 if (! (glob_sta & chip->codec_bit[i])) 2247 continue; 2248 if (chip->device_type == DEVICE_INTEL_ICH4) { 2249 snd_intel8x0_codec_read_test(chip, codecs); 2250 chip->ac97_sdin[codecs] = 2251 igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK; 2252 if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3)) 2253 chip->ac97_sdin[codecs] = 0; 2254 } else 2255 chip->ac97_sdin[codecs] = i; 2256 codecs++; 2257 } 2258 chip->in_sdin_init = 0; 2259 if (! codecs) 2260 codecs = 1; 2261 } else { 2262 ops = &ali_bus_ops; 2263 codecs = 1; 2264 /* detect the secondary codec */ 2265 for (i = 0; i < 100; i++) { 2266 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR)); 2267 if (reg & 0x40) { 2268 codecs = 2; 2269 break; 2270 } 2271 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40); 2272 udelay(1); 2273 } 2274 } 2275 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) 2276 goto __err; 2277 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; 2278 if (ac97_clock >= 8000 && ac97_clock <= 48000) 2279 pbus->clock = ac97_clock; 2280 /* FIXME: my test board doesn't work well with VRA... */ 2281 if (chip->device_type == DEVICE_ALI) 2282 pbus->no_vra = 1; 2283 else 2284 pbus->dra = 1; 2285 chip->ac97_bus = pbus; 2286 chip->ncodecs = codecs; 2287 2288 ac97.pci = chip->pci; 2289 for (i = 0; i < codecs; i++) { 2290 ac97.num = i; 2291 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) { 2292 if (err != -EACCES) 2293 snd_printk(KERN_ERR "Unable to initialize codec #%d\n", i); 2294 if (i == 0) 2295 goto __err; 2296 } 2297 } 2298 /* tune up the primary codec */ 2299 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); 2300 /* enable separate SDINs for ICH4 */ 2301 if (chip->device_type == DEVICE_INTEL_ICH4) 2302 pbus->isdin = 1; 2303 /* find the available PCM streams */ 2304 i = ARRAY_SIZE(ac97_pcm_defs); 2305 if (chip->device_type != DEVICE_INTEL_ICH4) 2306 i -= 2; /* do not allocate PCM2IN and MIC2 */ 2307 if (chip->spdif_idx < 0) 2308 i--; /* do not allocate S/PDIF */ 2309 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs); 2310 if (err < 0) 2311 goto __err; 2312 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0]; 2313 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1]; 2314 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2]; 2315 if (chip->spdif_idx >= 0) 2316 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3]; 2317 if (chip->device_type == DEVICE_INTEL_ICH4) { 2318 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4]; 2319 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5]; 2320 } 2321 /* enable separate SDINs for ICH4 */ 2322 if (chip->device_type == DEVICE_INTEL_ICH4) { 2323 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm; 2324 u8 tmp = igetbyte(chip, ICHREG(SDM)); 2325 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK); 2326 if (pcm) { 2327 tmp |= ICH_SE; /* steer enable for multiple SDINs */ 2328 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT; 2329 for (i = 1; i < 4; i++) { 2330 if (pcm->r[0].codec[i]) { 2331 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT; 2332 break; 2333 } 2334 } 2335 } else { 2336 tmp &= ~ICH_SE; /* steer disable */ 2337 } 2338 iputbyte(chip, ICHREG(SDM), tmp); 2339 } 2340 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { 2341 chip->multi4 = 1; 2342 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) { 2343 chip->multi6 = 1; 2344 if (chip->ac97[0]->flags & AC97_HAS_8CH) 2345 chip->multi8 = 1; 2346 } 2347 } 2348 if (pbus->pcms[0].r[1].rslots[0]) { 2349 chip->dra = 1; 2350 } 2351 if (chip->device_type == DEVICE_INTEL_ICH4) { 2352 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) 2353 chip->smp20bit = 1; 2354 } 2355 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2356 /* 48kHz only */ 2357 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; 2358 } 2359 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2360 /* use slot 10/11 for SPDIF */ 2361 u32 val; 2362 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; 2363 val |= ICH_PCM_SPDIF_1011; 2364 iputdword(chip, ICHREG(GLOB_CNT), val); 2365 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4); 2366 } 2367 chip->in_ac97_init = 0; 2368 return 0; 2369 2370 __err: 2371 /* clear the cold-reset bit for the next chance */ 2372 if (chip->device_type != DEVICE_ALI) 2373 iputdword(chip, ICHREG(GLOB_CNT), 2374 igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD); 2375 return err; 2376 } 2377 2378 2379 /* 2380 * 2381 */ 2382 2383 static void do_ali_reset(struct intel8x0 *chip) 2384 { 2385 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET); 2386 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383); 2387 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383); 2388 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383); 2389 iputdword(chip, ICHREG(ALI_INTERFACECR), 2390 ICH_ALI_IF_PI|ICH_ALI_IF_PO); 2391 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000); 2392 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000); 2393 } 2394 2395 #ifdef CONFIG_SND_AC97_POWER_SAVE 2396 static struct snd_pci_quirk ich_chip_reset_mode[] = { 2397 SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1), 2398 { } /* end */ 2399 }; 2400 2401 static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip) 2402 { 2403 unsigned int cnt; 2404 /* ACLink on, 2 channels */ 2405 2406 if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2407 return -EIO; 2408 2409 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2410 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2411 2412 /* do cold reset - the full ac97 powerdown may leave the controller 2413 * in a warm state but actually it cannot communicate with the codec. 2414 */ 2415 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD); 2416 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2417 udelay(10); 2418 iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD); 2419 msleep(1); 2420 return 0; 2421 } 2422 #define snd_intel8x0_ich_chip_can_cold_reset(chip) \ 2423 (!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2424 #else 2425 #define snd_intel8x0_ich_chip_cold_reset(chip) 0 2426 #define snd_intel8x0_ich_chip_can_cold_reset(chip) (0) 2427 #endif 2428 2429 static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip) 2430 { 2431 unsigned long end_time; 2432 unsigned int cnt; 2433 /* ACLink on, 2 channels */ 2434 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2435 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2436 /* finish cold or do warm reset */ 2437 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM; 2438 iputdword(chip, ICHREG(GLOB_CNT), cnt); 2439 end_time = (jiffies + (HZ / 4)) + 1; 2440 do { 2441 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0) 2442 return 0; 2443 schedule_timeout_uninterruptible(1); 2444 } while (time_after_eq(end_time, jiffies)); 2445 snd_printk(KERN_ERR "AC'97 warm reset still in progress? [0x%x]\n", 2446 igetdword(chip, ICHREG(GLOB_CNT))); 2447 return -EIO; 2448 } 2449 2450 static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing) 2451 { 2452 unsigned long end_time; 2453 unsigned int status, nstatus; 2454 unsigned int cnt; 2455 int err; 2456 2457 /* put logic to right state */ 2458 /* first clear status bits */ 2459 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT; 2460 if (chip->device_type == DEVICE_NFORCE) 2461 status |= ICH_NVSPINT; 2462 cnt = igetdword(chip, ICHREG(GLOB_STA)); 2463 iputdword(chip, ICHREG(GLOB_STA), cnt & status); 2464 2465 if (snd_intel8x0_ich_chip_can_cold_reset(chip)) 2466 err = snd_intel8x0_ich_chip_cold_reset(chip); 2467 else 2468 err = snd_intel8x0_ich_chip_reset(chip); 2469 if (err < 0) 2470 return err; 2471 2472 if (probing) { 2473 /* wait for any codec ready status. 2474 * Once it becomes ready it should remain ready 2475 * as long as we do not disable the ac97 link. 2476 */ 2477 end_time = jiffies + HZ; 2478 do { 2479 status = igetdword(chip, ICHREG(GLOB_STA)) & 2480 chip->codec_isr_bits; 2481 if (status) 2482 break; 2483 schedule_timeout_uninterruptible(1); 2484 } while (time_after_eq(end_time, jiffies)); 2485 if (! status) { 2486 /* no codec is found */ 2487 snd_printk(KERN_ERR "codec_ready: codec is not ready [0x%x]\n", 2488 igetdword(chip, ICHREG(GLOB_STA))); 2489 return -EIO; 2490 } 2491 2492 /* wait for other codecs ready status. */ 2493 end_time = jiffies + HZ / 4; 2494 while (status != chip->codec_isr_bits && 2495 time_after_eq(end_time, jiffies)) { 2496 schedule_timeout_uninterruptible(1); 2497 status |= igetdword(chip, ICHREG(GLOB_STA)) & 2498 chip->codec_isr_bits; 2499 } 2500 2501 } else { 2502 /* resume phase */ 2503 int i; 2504 status = 0; 2505 for (i = 0; i < chip->ncodecs; i++) 2506 if (chip->ac97[i]) 2507 status |= chip->codec_bit[chip->ac97_sdin[i]]; 2508 /* wait until all the probed codecs are ready */ 2509 end_time = jiffies + HZ; 2510 do { 2511 nstatus = igetdword(chip, ICHREG(GLOB_STA)) & 2512 chip->codec_isr_bits; 2513 if (status == nstatus) 2514 break; 2515 schedule_timeout_uninterruptible(1); 2516 } while (time_after_eq(end_time, jiffies)); 2517 } 2518 2519 if (chip->device_type == DEVICE_SIS) { 2520 /* unmute the output on SIS7012 */ 2521 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); 2522 } 2523 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2524 /* enable SPDIF interrupt */ 2525 unsigned int val; 2526 pci_read_config_dword(chip->pci, 0x4c, &val); 2527 val |= 0x1000000; 2528 pci_write_config_dword(chip->pci, 0x4c, val); 2529 } 2530 return 0; 2531 } 2532 2533 static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing) 2534 { 2535 u32 reg; 2536 int i = 0; 2537 2538 reg = igetdword(chip, ICHREG(ALI_SCR)); 2539 if ((reg & 2) == 0) /* Cold required */ 2540 reg |= 2; 2541 else 2542 reg |= 1; /* Warm */ 2543 reg &= ~0x80000000; /* ACLink on */ 2544 iputdword(chip, ICHREG(ALI_SCR), reg); 2545 2546 for (i = 0; i < HZ / 2; i++) { 2547 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO)) 2548 goto __ok; 2549 schedule_timeout_uninterruptible(1); 2550 } 2551 snd_printk(KERN_ERR "AC'97 reset failed.\n"); 2552 if (probing) 2553 return -EIO; 2554 2555 __ok: 2556 for (i = 0; i < HZ / 2; i++) { 2557 reg = igetdword(chip, ICHREG(ALI_RTSR)); 2558 if (reg & 0x80) /* primary codec */ 2559 break; 2560 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80); 2561 schedule_timeout_uninterruptible(1); 2562 } 2563 2564 do_ali_reset(chip); 2565 return 0; 2566 } 2567 2568 static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing) 2569 { 2570 unsigned int i, timeout; 2571 int err; 2572 2573 if (chip->device_type != DEVICE_ALI) { 2574 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0) 2575 return err; 2576 iagetword(chip, 0); /* clear semaphore flag */ 2577 } else { 2578 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0) 2579 return err; 2580 } 2581 2582 /* disable interrupts */ 2583 for (i = 0; i < chip->bdbars_count; i++) 2584 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2585 /* reset channels */ 2586 for (i = 0; i < chip->bdbars_count; i++) 2587 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2588 for (i = 0; i < chip->bdbars_count; i++) { 2589 timeout = 100000; 2590 while (--timeout != 0) { 2591 if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0) 2592 break; 2593 } 2594 if (timeout == 0) 2595 printk(KERN_ERR "intel8x0: reset of registers failed?\n"); 2596 } 2597 /* initialize Buffer Descriptor Lists */ 2598 for (i = 0; i < chip->bdbars_count; i++) 2599 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset, 2600 chip->ichd[i].bdbar_addr); 2601 return 0; 2602 } 2603 2604 static int snd_intel8x0_free(struct intel8x0 *chip) 2605 { 2606 unsigned int i; 2607 2608 if (chip->irq < 0) 2609 goto __hw_end; 2610 /* disable interrupts */ 2611 for (i = 0; i < chip->bdbars_count; i++) 2612 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2613 /* reset channels */ 2614 for (i = 0; i < chip->bdbars_count; i++) 2615 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2616 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2617 /* stop the spdif interrupt */ 2618 unsigned int val; 2619 pci_read_config_dword(chip->pci, 0x4c, &val); 2620 val &= ~0x1000000; 2621 pci_write_config_dword(chip->pci, 0x4c, val); 2622 } 2623 /* --- */ 2624 2625 __hw_end: 2626 if (chip->irq >= 0) 2627 free_irq(chip->irq, chip); 2628 if (chip->bdbars.area) { 2629 if (chip->fix_nocache) 2630 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 0); 2631 snd_dma_free_pages(&chip->bdbars); 2632 } 2633 if (chip->addr) 2634 pci_iounmap(chip->pci, chip->addr); 2635 if (chip->bmaddr) 2636 pci_iounmap(chip->pci, chip->bmaddr); 2637 pci_release_regions(chip->pci); 2638 pci_disable_device(chip->pci); 2639 kfree(chip); 2640 return 0; 2641 } 2642 2643 #ifdef CONFIG_PM_SLEEP 2644 /* 2645 * power management 2646 */ 2647 static int intel8x0_suspend(struct device *dev) 2648 { 2649 struct pci_dev *pci = to_pci_dev(dev); 2650 struct snd_card *card = dev_get_drvdata(dev); 2651 struct intel8x0 *chip = card->private_data; 2652 int i; 2653 2654 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2655 for (i = 0; i < chip->pcm_devs; i++) 2656 snd_pcm_suspend_all(chip->pcm[i]); 2657 /* clear nocache */ 2658 if (chip->fix_nocache) { 2659 for (i = 0; i < chip->bdbars_count; i++) { 2660 struct ichdev *ichdev = &chip->ichd[i]; 2661 if (ichdev->substream && ichdev->page_attr_changed) { 2662 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2663 if (runtime->dma_area) 2664 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); 2665 } 2666 } 2667 } 2668 for (i = 0; i < chip->ncodecs; i++) 2669 snd_ac97_suspend(chip->ac97[i]); 2670 if (chip->device_type == DEVICE_INTEL_ICH4) 2671 chip->sdm_saved = igetbyte(chip, ICHREG(SDM)); 2672 2673 if (chip->irq >= 0) { 2674 free_irq(chip->irq, chip); 2675 chip->irq = -1; 2676 } 2677 pci_disable_device(pci); 2678 pci_save_state(pci); 2679 /* The call below may disable built-in speaker on some laptops 2680 * after S2RAM. So, don't touch it. 2681 */ 2682 /* pci_set_power_state(pci, PCI_D3hot); */ 2683 return 0; 2684 } 2685 2686 static int intel8x0_resume(struct device *dev) 2687 { 2688 struct pci_dev *pci = to_pci_dev(dev); 2689 struct snd_card *card = dev_get_drvdata(dev); 2690 struct intel8x0 *chip = card->private_data; 2691 int i; 2692 2693 pci_set_power_state(pci, PCI_D0); 2694 pci_restore_state(pci); 2695 if (pci_enable_device(pci) < 0) { 2696 printk(KERN_ERR "intel8x0: pci_enable_device failed, " 2697 "disabling device\n"); 2698 snd_card_disconnect(card); 2699 return -EIO; 2700 } 2701 pci_set_master(pci); 2702 snd_intel8x0_chip_init(chip, 0); 2703 if (request_irq(pci->irq, snd_intel8x0_interrupt, 2704 IRQF_SHARED, KBUILD_MODNAME, chip)) { 2705 printk(KERN_ERR "intel8x0: unable to grab IRQ %d, " 2706 "disabling device\n", pci->irq); 2707 snd_card_disconnect(card); 2708 return -EIO; 2709 } 2710 chip->irq = pci->irq; 2711 synchronize_irq(chip->irq); 2712 2713 /* re-initialize mixer stuff */ 2714 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2715 /* enable separate SDINs for ICH4 */ 2716 iputbyte(chip, ICHREG(SDM), chip->sdm_saved); 2717 /* use slot 10/11 for SPDIF */ 2718 iputdword(chip, ICHREG(GLOB_CNT), 2719 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) | 2720 ICH_PCM_SPDIF_1011); 2721 } 2722 2723 /* refill nocache */ 2724 if (chip->fix_nocache) 2725 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 2726 2727 for (i = 0; i < chip->ncodecs; i++) 2728 snd_ac97_resume(chip->ac97[i]); 2729 2730 /* refill nocache */ 2731 if (chip->fix_nocache) { 2732 for (i = 0; i < chip->bdbars_count; i++) { 2733 struct ichdev *ichdev = &chip->ichd[i]; 2734 if (ichdev->substream && ichdev->page_attr_changed) { 2735 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2736 if (runtime->dma_area) 2737 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 2738 } 2739 } 2740 } 2741 2742 /* resume status */ 2743 for (i = 0; i < chip->bdbars_count; i++) { 2744 struct ichdev *ichdev = &chip->ichd[i]; 2745 unsigned long port = ichdev->reg_offset; 2746 if (! ichdev->substream || ! ichdev->suspended) 2747 continue; 2748 if (ichdev->ichd == ICHD_PCMOUT) 2749 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime); 2750 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 2751 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 2752 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ); 2753 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 2754 } 2755 2756 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2757 return 0; 2758 } 2759 2760 static SIMPLE_DEV_PM_OPS(intel8x0_pm, intel8x0_suspend, intel8x0_resume); 2761 #define INTEL8X0_PM_OPS &intel8x0_pm 2762 #else 2763 #define INTEL8X0_PM_OPS NULL 2764 #endif /* CONFIG_PM_SLEEP */ 2765 2766 #define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */ 2767 2768 static void intel8x0_measure_ac97_clock(struct intel8x0 *chip) 2769 { 2770 struct snd_pcm_substream *subs; 2771 struct ichdev *ichdev; 2772 unsigned long port; 2773 unsigned long pos, pos1, t; 2774 int civ, timeout = 1000, attempt = 1; 2775 struct timespec start_time, stop_time; 2776 2777 if (chip->ac97_bus->clock != 48000) 2778 return; /* specified in module option */ 2779 2780 __again: 2781 subs = chip->pcm[0]->streams[0].substream; 2782 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) { 2783 snd_printk(KERN_WARNING "no playback buffer allocated - aborting measure ac97 clock\n"); 2784 return; 2785 } 2786 ichdev = &chip->ichd[ICHD_PCMOUT]; 2787 ichdev->physbuf = subs->dma_buffer.addr; 2788 ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE; 2789 ichdev->substream = NULL; /* don't process interrupts */ 2790 2791 /* set rate */ 2792 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) { 2793 snd_printk(KERN_ERR "cannot set ac97 rate: clock = %d\n", chip->ac97_bus->clock); 2794 return; 2795 } 2796 snd_intel8x0_setup_periods(chip, ichdev); 2797 port = ichdev->reg_offset; 2798 spin_lock_irq(&chip->reg_lock); 2799 chip->in_measurement = 1; 2800 /* trigger */ 2801 if (chip->device_type != DEVICE_ALI) 2802 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM); 2803 else { 2804 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 2805 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot); 2806 } 2807 do_posix_clock_monotonic_gettime(&start_time); 2808 spin_unlock_irq(&chip->reg_lock); 2809 msleep(50); 2810 spin_lock_irq(&chip->reg_lock); 2811 /* check the position */ 2812 do { 2813 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 2814 pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 2815 if (pos1 == 0) { 2816 udelay(10); 2817 continue; 2818 } 2819 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 2820 pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 2821 break; 2822 } while (timeout--); 2823 if (pos1 == 0) { /* oops, this value is not reliable */ 2824 pos = 0; 2825 } else { 2826 pos = ichdev->fragsize1; 2827 pos -= pos1 << ichdev->pos_shift; 2828 pos += ichdev->position; 2829 } 2830 chip->in_measurement = 0; 2831 do_posix_clock_monotonic_gettime(&stop_time); 2832 /* stop */ 2833 if (chip->device_type == DEVICE_ALI) { 2834 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16)); 2835 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2836 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 2837 ; 2838 } else { 2839 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2840 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) 2841 ; 2842 } 2843 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 2844 spin_unlock_irq(&chip->reg_lock); 2845 2846 if (pos == 0) { 2847 snd_printk(KERN_ERR "intel8x0: measure - unreliable DMA position..\n"); 2848 __retry: 2849 if (attempt < 3) { 2850 msleep(300); 2851 attempt++; 2852 goto __again; 2853 } 2854 goto __end; 2855 } 2856 2857 pos /= 4; 2858 t = stop_time.tv_sec - start_time.tv_sec; 2859 t *= 1000000; 2860 t += (stop_time.tv_nsec - start_time.tv_nsec) / 1000; 2861 printk(KERN_INFO "%s: measured %lu usecs (%lu samples)\n", __func__, t, pos); 2862 if (t == 0) { 2863 snd_printk(KERN_ERR "intel8x0: ?? calculation error..\n"); 2864 goto __retry; 2865 } 2866 pos *= 1000; 2867 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t; 2868 if (pos < 40000 || pos >= 60000) { 2869 /* abnormal value. hw problem? */ 2870 printk(KERN_INFO "intel8x0: measured clock %ld rejected\n", pos); 2871 goto __retry; 2872 } else if (pos > 40500 && pos < 41500) 2873 /* first exception - 41000Hz reference clock */ 2874 chip->ac97_bus->clock = 41000; 2875 else if (pos > 43600 && pos < 44600) 2876 /* second exception - 44100HZ reference clock */ 2877 chip->ac97_bus->clock = 44100; 2878 else if (pos < 47500 || pos > 48500) 2879 /* not 48000Hz, tuning the clock.. */ 2880 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos; 2881 __end: 2882 printk(KERN_INFO "intel8x0: clocking to %d\n", chip->ac97_bus->clock); 2883 snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0); 2884 } 2885 2886 static struct snd_pci_quirk intel8x0_clock_list[] = { 2887 SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000), 2888 SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100), 2889 SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000), 2890 SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000), 2891 SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000), 2892 { } /* terminator */ 2893 }; 2894 2895 static int intel8x0_in_clock_list(struct intel8x0 *chip) 2896 { 2897 struct pci_dev *pci = chip->pci; 2898 const struct snd_pci_quirk *wl; 2899 2900 wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list); 2901 if (!wl) 2902 return 0; 2903 printk(KERN_INFO "intel8x0: white list rate for %04x:%04x is %i\n", 2904 pci->subsystem_vendor, pci->subsystem_device, wl->value); 2905 chip->ac97_bus->clock = wl->value; 2906 return 1; 2907 } 2908 2909 #ifdef CONFIG_PROC_FS 2910 static void snd_intel8x0_proc_read(struct snd_info_entry * entry, 2911 struct snd_info_buffer *buffer) 2912 { 2913 struct intel8x0 *chip = entry->private_data; 2914 unsigned int tmp; 2915 2916 snd_iprintf(buffer, "Intel8x0\n\n"); 2917 if (chip->device_type == DEVICE_ALI) 2918 return; 2919 tmp = igetdword(chip, ICHREG(GLOB_STA)); 2920 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT))); 2921 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp); 2922 if (chip->device_type == DEVICE_INTEL_ICH4) 2923 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM))); 2924 snd_iprintf(buffer, "AC'97 codecs ready :"); 2925 if (tmp & chip->codec_isr_bits) { 2926 int i; 2927 static const char *codecs[3] = { 2928 "primary", "secondary", "tertiary" 2929 }; 2930 for (i = 0; i < chip->max_codecs; i++) 2931 if (tmp & chip->codec_bit[i]) 2932 snd_iprintf(buffer, " %s", codecs[i]); 2933 } else 2934 snd_iprintf(buffer, " none"); 2935 snd_iprintf(buffer, "\n"); 2936 if (chip->device_type == DEVICE_INTEL_ICH4 || 2937 chip->device_type == DEVICE_SIS) 2938 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n", 2939 chip->ac97_sdin[0], 2940 chip->ac97_sdin[1], 2941 chip->ac97_sdin[2]); 2942 } 2943 2944 static void snd_intel8x0_proc_init(struct intel8x0 *chip) 2945 { 2946 struct snd_info_entry *entry; 2947 2948 if (! snd_card_proc_new(chip->card, "intel8x0", &entry)) 2949 snd_info_set_text_ops(entry, chip, snd_intel8x0_proc_read); 2950 } 2951 #else 2952 #define snd_intel8x0_proc_init(x) 2953 #endif 2954 2955 static int snd_intel8x0_dev_free(struct snd_device *device) 2956 { 2957 struct intel8x0 *chip = device->device_data; 2958 return snd_intel8x0_free(chip); 2959 } 2960 2961 struct ich_reg_info { 2962 unsigned int int_sta_mask; 2963 unsigned int offset; 2964 }; 2965 2966 static unsigned int ich_codec_bits[3] = { 2967 ICH_PCR, ICH_SCR, ICH_TCR 2968 }; 2969 static unsigned int sis_codec_bits[3] = { 2970 ICH_PCR, ICH_SCR, ICH_SIS_TCR 2971 }; 2972 2973 static int snd_intel8x0_inside_vm(struct pci_dev *pci) 2974 { 2975 int result = inside_vm; 2976 char *msg = NULL; 2977 2978 /* check module parameter first (override detection) */ 2979 if (result >= 0) { 2980 msg = result ? "enable (forced) VM" : "disable (forced) VM"; 2981 goto fini; 2982 } 2983 2984 /* detect KVM and Parallels virtual environments */ 2985 result = kvm_para_available(); 2986 #ifdef X86_FEATURE_HYPERVISOR 2987 result = result || boot_cpu_has(X86_FEATURE_HYPERVISOR); 2988 #endif 2989 if (!result) 2990 goto fini; 2991 2992 /* check for known (emulated) devices */ 2993 if (pci->subsystem_vendor == 0x1af4 && 2994 pci->subsystem_device == 0x1100) { 2995 /* KVM emulated sound, PCI SSID: 1af4:1100 */ 2996 msg = "enable KVM"; 2997 } else if (pci->subsystem_vendor == 0x1ab8) { 2998 /* Parallels VM emulated sound, PCI SSID: 1ab8:xxxx */ 2999 msg = "enable Parallels VM"; 3000 } else { 3001 msg = "disable (unknown or VT-d) VM"; 3002 result = 0; 3003 } 3004 3005 fini: 3006 if (msg != NULL) 3007 printk(KERN_INFO "intel8x0: %s optimization\n", msg); 3008 3009 return result; 3010 } 3011 3012 static int snd_intel8x0_create(struct snd_card *card, 3013 struct pci_dev *pci, 3014 unsigned long device_type, 3015 struct intel8x0 **r_intel8x0) 3016 { 3017 struct intel8x0 *chip; 3018 int err; 3019 unsigned int i; 3020 unsigned int int_sta_masks; 3021 struct ichdev *ichdev; 3022 static struct snd_device_ops ops = { 3023 .dev_free = snd_intel8x0_dev_free, 3024 }; 3025 3026 static unsigned int bdbars[] = { 3027 3, /* DEVICE_INTEL */ 3028 6, /* DEVICE_INTEL_ICH4 */ 3029 3, /* DEVICE_SIS */ 3030 6, /* DEVICE_ALI */ 3031 4, /* DEVICE_NFORCE */ 3032 }; 3033 static struct ich_reg_info intel_regs[6] = { 3034 { ICH_PIINT, 0 }, 3035 { ICH_POINT, 0x10 }, 3036 { ICH_MCINT, 0x20 }, 3037 { ICH_M2INT, 0x40 }, 3038 { ICH_P2INT, 0x50 }, 3039 { ICH_SPINT, 0x60 }, 3040 }; 3041 static struct ich_reg_info nforce_regs[4] = { 3042 { ICH_PIINT, 0 }, 3043 { ICH_POINT, 0x10 }, 3044 { ICH_MCINT, 0x20 }, 3045 { ICH_NVSPINT, 0x70 }, 3046 }; 3047 static struct ich_reg_info ali_regs[6] = { 3048 { ALI_INT_PCMIN, 0x40 }, 3049 { ALI_INT_PCMOUT, 0x50 }, 3050 { ALI_INT_MICIN, 0x60 }, 3051 { ALI_INT_CODECSPDIFOUT, 0x70 }, 3052 { ALI_INT_SPDIFIN, 0xa0 }, 3053 { ALI_INT_SPDIFOUT, 0xb0 }, 3054 }; 3055 struct ich_reg_info *tbl; 3056 3057 *r_intel8x0 = NULL; 3058 3059 if ((err = pci_enable_device(pci)) < 0) 3060 return err; 3061 3062 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 3063 if (chip == NULL) { 3064 pci_disable_device(pci); 3065 return -ENOMEM; 3066 } 3067 spin_lock_init(&chip->reg_lock); 3068 chip->device_type = device_type; 3069 chip->card = card; 3070 chip->pci = pci; 3071 chip->irq = -1; 3072 3073 /* module parameters */ 3074 chip->buggy_irq = buggy_irq; 3075 chip->buggy_semaphore = buggy_semaphore; 3076 if (xbox) 3077 chip->xbox = 1; 3078 3079 chip->inside_vm = snd_intel8x0_inside_vm(pci); 3080 3081 if (pci->vendor == PCI_VENDOR_ID_INTEL && 3082 pci->device == PCI_DEVICE_ID_INTEL_440MX) 3083 chip->fix_nocache = 1; /* enable workaround */ 3084 3085 if ((err = pci_request_regions(pci, card->shortname)) < 0) { 3086 kfree(chip); 3087 pci_disable_device(pci); 3088 return err; 3089 } 3090 3091 if (device_type == DEVICE_ALI) { 3092 /* ALI5455 has no ac97 region */ 3093 chip->bmaddr = pci_iomap(pci, 0, 0); 3094 goto port_inited; 3095 } 3096 3097 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */ 3098 chip->addr = pci_iomap(pci, 2, 0); 3099 else 3100 chip->addr = pci_iomap(pci, 0, 0); 3101 if (!chip->addr) { 3102 snd_printk(KERN_ERR "AC'97 space ioremap problem\n"); 3103 snd_intel8x0_free(chip); 3104 return -EIO; 3105 } 3106 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */ 3107 chip->bmaddr = pci_iomap(pci, 3, 0); 3108 else 3109 chip->bmaddr = pci_iomap(pci, 1, 0); 3110 if (!chip->bmaddr) { 3111 snd_printk(KERN_ERR "Controller space ioremap problem\n"); 3112 snd_intel8x0_free(chip); 3113 return -EIO; 3114 } 3115 3116 port_inited: 3117 chip->bdbars_count = bdbars[device_type]; 3118 3119 /* initialize offsets */ 3120 switch (device_type) { 3121 case DEVICE_NFORCE: 3122 tbl = nforce_regs; 3123 break; 3124 case DEVICE_ALI: 3125 tbl = ali_regs; 3126 break; 3127 default: 3128 tbl = intel_regs; 3129 break; 3130 } 3131 for (i = 0; i < chip->bdbars_count; i++) { 3132 ichdev = &chip->ichd[i]; 3133 ichdev->ichd = i; 3134 ichdev->reg_offset = tbl[i].offset; 3135 ichdev->int_sta_mask = tbl[i].int_sta_mask; 3136 if (device_type == DEVICE_SIS) { 3137 /* SiS 7012 swaps the registers */ 3138 ichdev->roff_sr = ICH_REG_OFF_PICB; 3139 ichdev->roff_picb = ICH_REG_OFF_SR; 3140 } else { 3141 ichdev->roff_sr = ICH_REG_OFF_SR; 3142 ichdev->roff_picb = ICH_REG_OFF_PICB; 3143 } 3144 if (device_type == DEVICE_ALI) 3145 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10; 3146 /* SIS7012 handles the pcm data in bytes, others are in samples */ 3147 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1; 3148 } 3149 3150 /* allocate buffer descriptor lists */ 3151 /* the start of each lists must be aligned to 8 bytes */ 3152 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 3153 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2, 3154 &chip->bdbars) < 0) { 3155 snd_intel8x0_free(chip); 3156 snd_printk(KERN_ERR "intel8x0: cannot allocate buffer descriptors\n"); 3157 return -ENOMEM; 3158 } 3159 /* tables must be aligned to 8 bytes here, but the kernel pages 3160 are much bigger, so we don't care (on i386) */ 3161 /* workaround for 440MX */ 3162 if (chip->fix_nocache) 3163 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 3164 int_sta_masks = 0; 3165 for (i = 0; i < chip->bdbars_count; i++) { 3166 ichdev = &chip->ichd[i]; 3167 ichdev->bdbar = ((u32 *)chip->bdbars.area) + 3168 (i * ICH_MAX_FRAGS * 2); 3169 ichdev->bdbar_addr = chip->bdbars.addr + 3170 (i * sizeof(u32) * ICH_MAX_FRAGS * 2); 3171 int_sta_masks |= ichdev->int_sta_mask; 3172 } 3173 chip->int_sta_reg = device_type == DEVICE_ALI ? 3174 ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; 3175 chip->int_sta_mask = int_sta_masks; 3176 3177 pci_set_master(pci); 3178 3179 switch(chip->device_type) { 3180 case DEVICE_INTEL_ICH4: 3181 /* ICH4 can have three codecs */ 3182 chip->max_codecs = 3; 3183 chip->codec_bit = ich_codec_bits; 3184 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI; 3185 break; 3186 case DEVICE_SIS: 3187 /* recent SIS7012 can have three codecs */ 3188 chip->max_codecs = 3; 3189 chip->codec_bit = sis_codec_bits; 3190 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI; 3191 break; 3192 default: 3193 /* others up to two codecs */ 3194 chip->max_codecs = 2; 3195 chip->codec_bit = ich_codec_bits; 3196 chip->codec_ready_bits = ICH_PRI | ICH_SRI; 3197 break; 3198 } 3199 for (i = 0; i < chip->max_codecs; i++) 3200 chip->codec_isr_bits |= chip->codec_bit[i]; 3201 3202 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { 3203 snd_intel8x0_free(chip); 3204 return err; 3205 } 3206 3207 /* request irq after initializaing int_sta_mask, etc */ 3208 if (request_irq(pci->irq, snd_intel8x0_interrupt, 3209 IRQF_SHARED, KBUILD_MODNAME, chip)) { 3210 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); 3211 snd_intel8x0_free(chip); 3212 return -EBUSY; 3213 } 3214 chip->irq = pci->irq; 3215 3216 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 3217 snd_intel8x0_free(chip); 3218 return err; 3219 } 3220 3221 snd_card_set_dev(card, &pci->dev); 3222 3223 *r_intel8x0 = chip; 3224 return 0; 3225 } 3226 3227 static struct shortname_table { 3228 unsigned int id; 3229 const char *s; 3230 } shortnames[] = { 3231 { PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" }, 3232 { PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" }, 3233 { PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" }, 3234 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" }, 3235 { PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" }, 3236 { PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" }, 3237 { PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" }, 3238 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" }, 3239 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" }, 3240 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" }, 3241 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" }, 3242 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" }, 3243 { PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" }, 3244 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" }, 3245 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" }, 3246 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" }, 3247 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" }, 3248 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" }, 3249 { 0x003a, "NVidia MCP04" }, 3250 { 0x746d, "AMD AMD8111" }, 3251 { 0x7445, "AMD AMD768" }, 3252 { 0x5455, "ALi M5455" }, 3253 { 0, NULL }, 3254 }; 3255 3256 static struct snd_pci_quirk spdif_aclink_defaults[] = { 3257 SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1), 3258 { } /* end */ 3259 }; 3260 3261 /* look up white/black list for SPDIF over ac-link */ 3262 static int check_default_spdif_aclink(struct pci_dev *pci) 3263 { 3264 const struct snd_pci_quirk *w; 3265 3266 w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults); 3267 if (w) { 3268 if (w->value) 3269 snd_printdd(KERN_INFO "intel8x0: Using SPDIF over " 3270 "AC-Link for %s\n", w->name); 3271 else 3272 snd_printdd(KERN_INFO "intel8x0: Using integrated " 3273 "SPDIF DMA for %s\n", w->name); 3274 return w->value; 3275 } 3276 return 0; 3277 } 3278 3279 static int snd_intel8x0_probe(struct pci_dev *pci, 3280 const struct pci_device_id *pci_id) 3281 { 3282 struct snd_card *card; 3283 struct intel8x0 *chip; 3284 int err; 3285 struct shortname_table *name; 3286 3287 err = snd_card_create(index, id, THIS_MODULE, 0, &card); 3288 if (err < 0) 3289 return err; 3290 3291 if (spdif_aclink < 0) 3292 spdif_aclink = check_default_spdif_aclink(pci); 3293 3294 strcpy(card->driver, "ICH"); 3295 if (!spdif_aclink) { 3296 switch (pci_id->driver_data) { 3297 case DEVICE_NFORCE: 3298 strcpy(card->driver, "NFORCE"); 3299 break; 3300 case DEVICE_INTEL_ICH4: 3301 strcpy(card->driver, "ICH4"); 3302 } 3303 } 3304 3305 strcpy(card->shortname, "Intel ICH"); 3306 for (name = shortnames; name->id; name++) { 3307 if (pci->device == name->id) { 3308 strcpy(card->shortname, name->s); 3309 break; 3310 } 3311 } 3312 3313 if (buggy_irq < 0) { 3314 /* some Nforce[2] and ICH boards have problems with IRQ handling. 3315 * Needs to return IRQ_HANDLED for unknown irqs. 3316 */ 3317 if (pci_id->driver_data == DEVICE_NFORCE) 3318 buggy_irq = 1; 3319 else 3320 buggy_irq = 0; 3321 } 3322 3323 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, 3324 &chip)) < 0) { 3325 snd_card_free(card); 3326 return err; 3327 } 3328 card->private_data = chip; 3329 3330 if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) { 3331 snd_card_free(card); 3332 return err; 3333 } 3334 if ((err = snd_intel8x0_pcm(chip)) < 0) { 3335 snd_card_free(card); 3336 return err; 3337 } 3338 3339 snd_intel8x0_proc_init(chip); 3340 3341 snprintf(card->longname, sizeof(card->longname), 3342 "%s with %s at irq %i", card->shortname, 3343 snd_ac97_get_short_name(chip->ac97[0]), chip->irq); 3344 3345 if (ac97_clock == 0 || ac97_clock == 1) { 3346 if (ac97_clock == 0) { 3347 if (intel8x0_in_clock_list(chip) == 0) 3348 intel8x0_measure_ac97_clock(chip); 3349 } else { 3350 intel8x0_measure_ac97_clock(chip); 3351 } 3352 } 3353 3354 if ((err = snd_card_register(card)) < 0) { 3355 snd_card_free(card); 3356 return err; 3357 } 3358 pci_set_drvdata(pci, card); 3359 return 0; 3360 } 3361 3362 static void snd_intel8x0_remove(struct pci_dev *pci) 3363 { 3364 snd_card_free(pci_get_drvdata(pci)); 3365 pci_set_drvdata(pci, NULL); 3366 } 3367 3368 static struct pci_driver intel8x0_driver = { 3369 .name = KBUILD_MODNAME, 3370 .id_table = snd_intel8x0_ids, 3371 .probe = snd_intel8x0_probe, 3372 .remove = snd_intel8x0_remove, 3373 .driver = { 3374 .pm = INTEL8X0_PM_OPS, 3375 }, 3376 }; 3377 3378 module_pci_driver(intel8x0_driver); 3379