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 const struct pci_device_id 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 dev_err(chip->card->dev, 551 "codec_semaphore: semaphore is not ready [0x%x][0x%x]\n", 552 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA))); 553 iagetword(chip, 0); /* clear semaphore flag */ 554 /* I don't care about the semaphore */ 555 return -EBUSY; 556 } 557 558 static void snd_intel8x0_codec_write(struct snd_ac97 *ac97, 559 unsigned short reg, 560 unsigned short val) 561 { 562 struct intel8x0 *chip = ac97->private_data; 563 564 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 565 if (! chip->in_ac97_init) 566 dev_err(chip->card->dev, 567 "codec_write %d: semaphore is not ready for register 0x%x\n", 568 ac97->num, reg); 569 } 570 iaputword(chip, reg + ac97->num * 0x80, val); 571 } 572 573 static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97, 574 unsigned short reg) 575 { 576 struct intel8x0 *chip = ac97->private_data; 577 unsigned short res; 578 unsigned int tmp; 579 580 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 581 if (! chip->in_ac97_init) 582 dev_err(chip->card->dev, 583 "codec_read %d: semaphore is not ready for register 0x%x\n", 584 ac97->num, reg); 585 res = 0xffff; 586 } else { 587 res = iagetword(chip, reg + ac97->num * 0x80); 588 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 589 /* reset RCS and preserve other R/WC bits */ 590 iputdword(chip, ICHREG(GLOB_STA), tmp & 591 ~(chip->codec_ready_bits | ICH_GSCI)); 592 if (! chip->in_ac97_init) 593 dev_err(chip->card->dev, 594 "codec_read %d: read timeout for register 0x%x\n", 595 ac97->num, reg); 596 res = 0xffff; 597 } 598 } 599 return res; 600 } 601 602 static void snd_intel8x0_codec_read_test(struct intel8x0 *chip, 603 unsigned int codec) 604 { 605 unsigned int tmp; 606 607 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) { 608 iagetword(chip, codec * 0x80); 609 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 610 /* reset RCS and preserve other R/WC bits */ 611 iputdword(chip, ICHREG(GLOB_STA), tmp & 612 ~(chip->codec_ready_bits | ICH_GSCI)); 613 } 614 } 615 } 616 617 /* 618 * access to AC97 for Ali5455 619 */ 620 static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask) 621 { 622 int count = 0; 623 for (count = 0; count < 0x7f; count++) { 624 int val = igetbyte(chip, ICHREG(ALI_CSPSR)); 625 if (val & mask) 626 return 0; 627 } 628 if (! chip->in_ac97_init) 629 dev_warn(chip->card->dev, "AC97 codec ready timeout.\n"); 630 return -EBUSY; 631 } 632 633 static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip) 634 { 635 int time = 100; 636 if (chip->buggy_semaphore) 637 return 0; /* just ignore ... */ 638 while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY)) 639 udelay(1); 640 if (! time && ! chip->in_ac97_init) 641 dev_warn(chip->card->dev, "ali_codec_semaphore timeout\n"); 642 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY); 643 } 644 645 static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg) 646 { 647 struct intel8x0 *chip = ac97->private_data; 648 unsigned short data = 0xffff; 649 650 if (snd_intel8x0_ali_codec_semaphore(chip)) 651 goto __err; 652 reg |= ALI_CPR_ADDR_READ; 653 if (ac97->num) 654 reg |= ALI_CPR_ADDR_SECONDARY; 655 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 656 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK)) 657 goto __err; 658 data = igetword(chip, ICHREG(ALI_SPR)); 659 __err: 660 return data; 661 } 662 663 static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg, 664 unsigned short val) 665 { 666 struct intel8x0 *chip = ac97->private_data; 667 668 if (snd_intel8x0_ali_codec_semaphore(chip)) 669 return; 670 iputword(chip, ICHREG(ALI_CPR), val); 671 if (ac97->num) 672 reg |= ALI_CPR_ADDR_SECONDARY; 673 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 674 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK); 675 } 676 677 678 /* 679 * DMA I/O 680 */ 681 static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev) 682 { 683 int idx; 684 u32 *bdbar = ichdev->bdbar; 685 unsigned long port = ichdev->reg_offset; 686 687 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 688 if (ichdev->size == ichdev->fragsize) { 689 ichdev->ack_reload = ichdev->ack = 2; 690 ichdev->fragsize1 = ichdev->fragsize >> 1; 691 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) { 692 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf); 693 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 694 ichdev->fragsize1 >> ichdev->pos_shift); 695 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1)); 696 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 697 ichdev->fragsize1 >> ichdev->pos_shift); 698 } 699 ichdev->frags = 2; 700 } else { 701 ichdev->ack_reload = ichdev->ack = 1; 702 ichdev->fragsize1 = ichdev->fragsize; 703 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) { 704 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + 705 (((idx >> 1) * ichdev->fragsize) % 706 ichdev->size)); 707 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 708 ichdev->fragsize >> ichdev->pos_shift); 709 #if 0 710 dev_dbg(chip->card->dev, "bdbar[%i] = 0x%x [0x%x]\n", 711 idx + 0, bdbar[idx + 0], bdbar[idx + 1]); 712 #endif 713 } 714 ichdev->frags = ichdev->size / ichdev->fragsize; 715 } 716 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK); 717 ichdev->civ = 0; 718 iputbyte(chip, port + ICH_REG_OFF_CIV, 0); 719 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags; 720 ichdev->position = 0; 721 #if 0 722 dev_dbg(chip->card->dev, 723 "lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n", 724 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, 725 ichdev->fragsize1); 726 #endif 727 /* clear interrupts */ 728 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 729 } 730 731 #ifdef __i386__ 732 /* 733 * Intel 82443MX running a 100MHz processor system bus has a hardware bug, 734 * which aborts PCI busmaster for audio transfer. A workaround is to set 735 * the pages as non-cached. For details, see the errata in 736 * http://download.intel.com/design/chipsets/specupdt/24505108.pdf 737 */ 738 static void fill_nocache(void *buf, int size, int nocache) 739 { 740 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; 741 if (nocache) 742 set_pages_uc(virt_to_page(buf), size); 743 else 744 set_pages_wb(virt_to_page(buf), size); 745 } 746 #else 747 #define fill_nocache(buf, size, nocache) do { ; } while (0) 748 #endif 749 750 /* 751 * Interrupt handler 752 */ 753 754 static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev) 755 { 756 unsigned long port = ichdev->reg_offset; 757 unsigned long flags; 758 int status, civ, i, step; 759 int ack = 0; 760 761 spin_lock_irqsave(&chip->reg_lock, flags); 762 status = igetbyte(chip, port + ichdev->roff_sr); 763 civ = igetbyte(chip, port + ICH_REG_OFF_CIV); 764 if (!(status & ICH_BCIS)) { 765 step = 0; 766 } else if (civ == ichdev->civ) { 767 // snd_printd("civ same %d\n", civ); 768 step = 1; 769 ichdev->civ++; 770 ichdev->civ &= ICH_REG_LVI_MASK; 771 } else { 772 step = civ - ichdev->civ; 773 if (step < 0) 774 step += ICH_REG_LVI_MASK + 1; 775 // if (step != 1) 776 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ); 777 ichdev->civ = civ; 778 } 779 780 ichdev->position += step * ichdev->fragsize1; 781 if (! chip->in_measurement) 782 ichdev->position %= ichdev->size; 783 ichdev->lvi += step; 784 ichdev->lvi &= ICH_REG_LVI_MASK; 785 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 786 for (i = 0; i < step; i++) { 787 ichdev->lvi_frag++; 788 ichdev->lvi_frag %= ichdev->frags; 789 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1); 790 #if 0 791 dev_dbg(chip->card->dev, 792 "new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n", 793 ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2], 794 ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port), 795 inl(port + 4), inb(port + ICH_REG_OFF_CR)); 796 #endif 797 if (--ichdev->ack == 0) { 798 ichdev->ack = ichdev->ack_reload; 799 ack = 1; 800 } 801 } 802 spin_unlock_irqrestore(&chip->reg_lock, flags); 803 if (ack && ichdev->substream) { 804 snd_pcm_period_elapsed(ichdev->substream); 805 } 806 iputbyte(chip, port + ichdev->roff_sr, 807 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI)); 808 } 809 810 static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id) 811 { 812 struct intel8x0 *chip = dev_id; 813 struct ichdev *ichdev; 814 unsigned int status; 815 unsigned int i; 816 817 status = igetdword(chip, chip->int_sta_reg); 818 if (status == 0xffffffff) /* we are not yet resumed */ 819 return IRQ_NONE; 820 821 if ((status & chip->int_sta_mask) == 0) { 822 if (status) { 823 /* ack */ 824 iputdword(chip, chip->int_sta_reg, status); 825 if (! chip->buggy_irq) 826 status = 0; 827 } 828 return IRQ_RETVAL(status); 829 } 830 831 for (i = 0; i < chip->bdbars_count; i++) { 832 ichdev = &chip->ichd[i]; 833 if (status & ichdev->int_sta_mask) 834 snd_intel8x0_update(chip, ichdev); 835 } 836 837 /* ack them */ 838 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask); 839 840 return IRQ_HANDLED; 841 } 842 843 /* 844 * PCM part 845 */ 846 847 static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 848 { 849 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 850 struct ichdev *ichdev = get_ichdev(substream); 851 unsigned char val = 0; 852 unsigned long port = ichdev->reg_offset; 853 854 switch (cmd) { 855 case SNDRV_PCM_TRIGGER_RESUME: 856 ichdev->suspended = 0; 857 /* fallthru */ 858 case SNDRV_PCM_TRIGGER_START: 859 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 860 val = ICH_IOCE | ICH_STARTBM; 861 ichdev->last_pos = ichdev->position; 862 break; 863 case SNDRV_PCM_TRIGGER_SUSPEND: 864 ichdev->suspended = 1; 865 /* fallthru */ 866 case SNDRV_PCM_TRIGGER_STOP: 867 val = 0; 868 break; 869 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 870 val = ICH_IOCE; 871 break; 872 default: 873 return -EINVAL; 874 } 875 iputbyte(chip, port + ICH_REG_OFF_CR, val); 876 if (cmd == SNDRV_PCM_TRIGGER_STOP) { 877 /* wait until DMA stopped */ 878 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ; 879 /* reset whole DMA things */ 880 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 881 } 882 return 0; 883 } 884 885 static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd) 886 { 887 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 888 struct ichdev *ichdev = get_ichdev(substream); 889 unsigned long port = ichdev->reg_offset; 890 static int fiforeg[] = { 891 ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3) 892 }; 893 unsigned int val, fifo; 894 895 val = igetdword(chip, ICHREG(ALI_DMACR)); 896 switch (cmd) { 897 case SNDRV_PCM_TRIGGER_RESUME: 898 ichdev->suspended = 0; 899 /* fallthru */ 900 case SNDRV_PCM_TRIGGER_START: 901 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 902 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 903 /* clear FIFO for synchronization of channels */ 904 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]); 905 fifo &= ~(0xff << (ichdev->ali_slot % 4)); 906 fifo |= 0x83 << (ichdev->ali_slot % 4); 907 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo); 908 } 909 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 910 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */ 911 /* start DMA */ 912 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot)); 913 break; 914 case SNDRV_PCM_TRIGGER_SUSPEND: 915 ichdev->suspended = 1; 916 /* fallthru */ 917 case SNDRV_PCM_TRIGGER_STOP: 918 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 919 /* pause */ 920 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16))); 921 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 922 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 923 ; 924 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) 925 break; 926 /* reset whole DMA things */ 927 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 928 /* clear interrupts */ 929 iputbyte(chip, port + ICH_REG_OFF_SR, 930 igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e); 931 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 932 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask); 933 break; 934 default: 935 return -EINVAL; 936 } 937 return 0; 938 } 939 940 static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream, 941 struct snd_pcm_hw_params *hw_params) 942 { 943 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 944 struct ichdev *ichdev = get_ichdev(substream); 945 struct snd_pcm_runtime *runtime = substream->runtime; 946 int dbl = params_rate(hw_params) > 48000; 947 int err; 948 949 if (chip->fix_nocache && ichdev->page_attr_changed) { 950 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); /* clear */ 951 ichdev->page_attr_changed = 0; 952 } 953 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 954 if (err < 0) 955 return err; 956 if (chip->fix_nocache) { 957 if (runtime->dma_area && ! ichdev->page_attr_changed) { 958 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 959 ichdev->page_attr_changed = 1; 960 } 961 } 962 if (ichdev->pcm_open_flag) { 963 snd_ac97_pcm_close(ichdev->pcm); 964 ichdev->pcm_open_flag = 0; 965 } 966 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params), 967 params_channels(hw_params), 968 ichdev->pcm->r[dbl].slots); 969 if (err >= 0) { 970 ichdev->pcm_open_flag = 1; 971 /* Force SPDIF setting */ 972 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0) 973 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF, 974 params_rate(hw_params)); 975 } 976 return err; 977 } 978 979 static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream) 980 { 981 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 982 struct ichdev *ichdev = get_ichdev(substream); 983 984 if (ichdev->pcm_open_flag) { 985 snd_ac97_pcm_close(ichdev->pcm); 986 ichdev->pcm_open_flag = 0; 987 } 988 if (chip->fix_nocache && ichdev->page_attr_changed) { 989 fill_nocache(substream->runtime->dma_area, substream->runtime->dma_bytes, 0); 990 ichdev->page_attr_changed = 0; 991 } 992 return snd_pcm_lib_free_pages(substream); 993 } 994 995 static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip, 996 struct snd_pcm_runtime *runtime) 997 { 998 unsigned int cnt; 999 int dbl = runtime->rate > 48000; 1000 1001 spin_lock_irq(&chip->reg_lock); 1002 switch (chip->device_type) { 1003 case DEVICE_ALI: 1004 cnt = igetdword(chip, ICHREG(ALI_SCR)); 1005 cnt &= ~ICH_ALI_SC_PCM_246_MASK; 1006 if (runtime->channels == 4 || dbl) 1007 cnt |= ICH_ALI_SC_PCM_4; 1008 else if (runtime->channels == 6) 1009 cnt |= ICH_ALI_SC_PCM_6; 1010 iputdword(chip, ICHREG(ALI_SCR), cnt); 1011 break; 1012 case DEVICE_SIS: 1013 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1014 cnt &= ~ICH_SIS_PCM_246_MASK; 1015 if (runtime->channels == 4 || dbl) 1016 cnt |= ICH_SIS_PCM_4; 1017 else if (runtime->channels == 6) 1018 cnt |= ICH_SIS_PCM_6; 1019 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1020 break; 1021 default: 1022 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1023 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT); 1024 if (runtime->channels == 4 || dbl) 1025 cnt |= ICH_PCM_4; 1026 else if (runtime->channels == 6) 1027 cnt |= ICH_PCM_6; 1028 else if (runtime->channels == 8) 1029 cnt |= ICH_PCM_8; 1030 if (chip->device_type == DEVICE_NFORCE) { 1031 /* reset to 2ch once to keep the 6 channel data in alignment, 1032 * to start from Front Left always 1033 */ 1034 if (cnt & ICH_PCM_246_MASK) { 1035 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK); 1036 spin_unlock_irq(&chip->reg_lock); 1037 msleep(50); /* grrr... */ 1038 spin_lock_irq(&chip->reg_lock); 1039 } 1040 } else if (chip->device_type == DEVICE_INTEL_ICH4) { 1041 if (runtime->sample_bits > 16) 1042 cnt |= ICH_PCM_20BIT; 1043 } 1044 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1045 break; 1046 } 1047 spin_unlock_irq(&chip->reg_lock); 1048 } 1049 1050 static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream) 1051 { 1052 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1053 struct snd_pcm_runtime *runtime = substream->runtime; 1054 struct ichdev *ichdev = get_ichdev(substream); 1055 1056 ichdev->physbuf = runtime->dma_addr; 1057 ichdev->size = snd_pcm_lib_buffer_bytes(substream); 1058 ichdev->fragsize = snd_pcm_lib_period_bytes(substream); 1059 if (ichdev->ichd == ICHD_PCMOUT) { 1060 snd_intel8x0_setup_pcm_out(chip, runtime); 1061 if (chip->device_type == DEVICE_INTEL_ICH4) 1062 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1; 1063 } 1064 snd_intel8x0_setup_periods(chip, ichdev); 1065 return 0; 1066 } 1067 1068 static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream) 1069 { 1070 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1071 struct ichdev *ichdev = get_ichdev(substream); 1072 size_t ptr1, ptr; 1073 int civ, timeout = 10; 1074 unsigned int position; 1075 1076 spin_lock(&chip->reg_lock); 1077 do { 1078 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 1079 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 1080 position = ichdev->position; 1081 if (ptr1 == 0) { 1082 udelay(10); 1083 continue; 1084 } 1085 if (civ != igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV)) 1086 continue; 1087 1088 /* IO read operation is very expensive inside virtual machine 1089 * as it is emulated. The probability that subsequent PICB read 1090 * will return different result is high enough to loop till 1091 * timeout here. 1092 * Same CIV is strict enough condition to be sure that PICB 1093 * is valid inside VM on emulated card. */ 1094 if (chip->inside_vm) 1095 break; 1096 if (ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 1097 break; 1098 } while (timeout--); 1099 ptr = ichdev->last_pos; 1100 if (ptr1 != 0) { 1101 ptr1 <<= ichdev->pos_shift; 1102 ptr = ichdev->fragsize1 - ptr1; 1103 ptr += position; 1104 if (ptr < ichdev->last_pos) { 1105 unsigned int pos_base, last_base; 1106 pos_base = position / ichdev->fragsize1; 1107 last_base = ichdev->last_pos / ichdev->fragsize1; 1108 /* another sanity check; ptr1 can go back to full 1109 * before the base position is updated 1110 */ 1111 if (pos_base == last_base) 1112 ptr = ichdev->last_pos; 1113 } 1114 } 1115 ichdev->last_pos = ptr; 1116 spin_unlock(&chip->reg_lock); 1117 if (ptr >= ichdev->size) 1118 return 0; 1119 return bytes_to_frames(substream->runtime, ptr); 1120 } 1121 1122 static struct snd_pcm_hardware snd_intel8x0_stream = 1123 { 1124 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1125 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1126 SNDRV_PCM_INFO_MMAP_VALID | 1127 SNDRV_PCM_INFO_PAUSE | 1128 SNDRV_PCM_INFO_RESUME), 1129 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1130 .rates = SNDRV_PCM_RATE_48000, 1131 .rate_min = 48000, 1132 .rate_max = 48000, 1133 .channels_min = 2, 1134 .channels_max = 2, 1135 .buffer_bytes_max = 128 * 1024, 1136 .period_bytes_min = 32, 1137 .period_bytes_max = 128 * 1024, 1138 .periods_min = 1, 1139 .periods_max = 1024, 1140 .fifo_size = 0, 1141 }; 1142 1143 static unsigned int channels4[] = { 1144 2, 4, 1145 }; 1146 1147 static struct snd_pcm_hw_constraint_list hw_constraints_channels4 = { 1148 .count = ARRAY_SIZE(channels4), 1149 .list = channels4, 1150 .mask = 0, 1151 }; 1152 1153 static unsigned int channels6[] = { 1154 2, 4, 6, 1155 }; 1156 1157 static struct snd_pcm_hw_constraint_list hw_constraints_channels6 = { 1158 .count = ARRAY_SIZE(channels6), 1159 .list = channels6, 1160 .mask = 0, 1161 }; 1162 1163 static unsigned int channels8[] = { 1164 2, 4, 6, 8, 1165 }; 1166 1167 static struct snd_pcm_hw_constraint_list hw_constraints_channels8 = { 1168 .count = ARRAY_SIZE(channels8), 1169 .list = channels8, 1170 .mask = 0, 1171 }; 1172 1173 static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev) 1174 { 1175 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1176 struct snd_pcm_runtime *runtime = substream->runtime; 1177 int err; 1178 1179 ichdev->substream = substream; 1180 runtime->hw = snd_intel8x0_stream; 1181 runtime->hw.rates = ichdev->pcm->rates; 1182 snd_pcm_limit_hw_rates(runtime); 1183 if (chip->device_type == DEVICE_SIS) { 1184 runtime->hw.buffer_bytes_max = 64*1024; 1185 runtime->hw.period_bytes_max = 64*1024; 1186 } 1187 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 1188 return err; 1189 runtime->private_data = ichdev; 1190 return 0; 1191 } 1192 1193 static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream) 1194 { 1195 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1196 struct snd_pcm_runtime *runtime = substream->runtime; 1197 int err; 1198 1199 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]); 1200 if (err < 0) 1201 return err; 1202 1203 if (chip->multi8) { 1204 runtime->hw.channels_max = 8; 1205 snd_pcm_hw_constraint_list(runtime, 0, 1206 SNDRV_PCM_HW_PARAM_CHANNELS, 1207 &hw_constraints_channels8); 1208 } else if (chip->multi6) { 1209 runtime->hw.channels_max = 6; 1210 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1211 &hw_constraints_channels6); 1212 } else if (chip->multi4) { 1213 runtime->hw.channels_max = 4; 1214 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1215 &hw_constraints_channels4); 1216 } 1217 if (chip->dra) { 1218 snd_ac97_pcm_double_rate_rules(runtime); 1219 } 1220 if (chip->smp20bit) { 1221 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE; 1222 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20); 1223 } 1224 return 0; 1225 } 1226 1227 static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream) 1228 { 1229 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1230 1231 chip->ichd[ICHD_PCMOUT].substream = NULL; 1232 return 0; 1233 } 1234 1235 static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream) 1236 { 1237 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1238 1239 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]); 1240 } 1241 1242 static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream) 1243 { 1244 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1245 1246 chip->ichd[ICHD_PCMIN].substream = NULL; 1247 return 0; 1248 } 1249 1250 static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream) 1251 { 1252 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1253 1254 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]); 1255 } 1256 1257 static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream) 1258 { 1259 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1260 1261 chip->ichd[ICHD_MIC].substream = NULL; 1262 return 0; 1263 } 1264 1265 static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream) 1266 { 1267 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1268 1269 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]); 1270 } 1271 1272 static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream) 1273 { 1274 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1275 1276 chip->ichd[ICHD_MIC2].substream = NULL; 1277 return 0; 1278 } 1279 1280 static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream) 1281 { 1282 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1283 1284 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]); 1285 } 1286 1287 static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream) 1288 { 1289 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1290 1291 chip->ichd[ICHD_PCM2IN].substream = NULL; 1292 return 0; 1293 } 1294 1295 static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream) 1296 { 1297 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1298 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1299 1300 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]); 1301 } 1302 1303 static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream) 1304 { 1305 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1306 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1307 1308 chip->ichd[idx].substream = NULL; 1309 return 0; 1310 } 1311 1312 static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream) 1313 { 1314 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1315 unsigned int val; 1316 1317 spin_lock_irq(&chip->reg_lock); 1318 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1319 val |= ICH_ALI_IF_AC97SP; 1320 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1321 /* also needs to set ALI_SC_CODEC_SPDF correctly */ 1322 spin_unlock_irq(&chip->reg_lock); 1323 1324 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]); 1325 } 1326 1327 static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream) 1328 { 1329 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1330 unsigned int val; 1331 1332 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL; 1333 spin_lock_irq(&chip->reg_lock); 1334 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1335 val &= ~ICH_ALI_IF_AC97SP; 1336 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1337 spin_unlock_irq(&chip->reg_lock); 1338 1339 return 0; 1340 } 1341 1342 #if 0 // NYI 1343 static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream) 1344 { 1345 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1346 1347 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); 1348 } 1349 1350 static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream) 1351 { 1352 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1353 1354 chip->ichd[ALID_SPDIFIN].substream = NULL; 1355 return 0; 1356 } 1357 1358 static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream) 1359 { 1360 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1361 1362 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]); 1363 } 1364 1365 static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream) 1366 { 1367 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1368 1369 chip->ichd[ALID_SPDIFOUT].substream = NULL; 1370 return 0; 1371 } 1372 #endif 1373 1374 static struct snd_pcm_ops snd_intel8x0_playback_ops = { 1375 .open = snd_intel8x0_playback_open, 1376 .close = snd_intel8x0_playback_close, 1377 .ioctl = snd_pcm_lib_ioctl, 1378 .hw_params = snd_intel8x0_hw_params, 1379 .hw_free = snd_intel8x0_hw_free, 1380 .prepare = snd_intel8x0_pcm_prepare, 1381 .trigger = snd_intel8x0_pcm_trigger, 1382 .pointer = snd_intel8x0_pcm_pointer, 1383 }; 1384 1385 static struct snd_pcm_ops snd_intel8x0_capture_ops = { 1386 .open = snd_intel8x0_capture_open, 1387 .close = snd_intel8x0_capture_close, 1388 .ioctl = snd_pcm_lib_ioctl, 1389 .hw_params = snd_intel8x0_hw_params, 1390 .hw_free = snd_intel8x0_hw_free, 1391 .prepare = snd_intel8x0_pcm_prepare, 1392 .trigger = snd_intel8x0_pcm_trigger, 1393 .pointer = snd_intel8x0_pcm_pointer, 1394 }; 1395 1396 static struct snd_pcm_ops snd_intel8x0_capture_mic_ops = { 1397 .open = snd_intel8x0_mic_open, 1398 .close = snd_intel8x0_mic_close, 1399 .ioctl = snd_pcm_lib_ioctl, 1400 .hw_params = snd_intel8x0_hw_params, 1401 .hw_free = snd_intel8x0_hw_free, 1402 .prepare = snd_intel8x0_pcm_prepare, 1403 .trigger = snd_intel8x0_pcm_trigger, 1404 .pointer = snd_intel8x0_pcm_pointer, 1405 }; 1406 1407 static struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = { 1408 .open = snd_intel8x0_mic2_open, 1409 .close = snd_intel8x0_mic2_close, 1410 .ioctl = snd_pcm_lib_ioctl, 1411 .hw_params = snd_intel8x0_hw_params, 1412 .hw_free = snd_intel8x0_hw_free, 1413 .prepare = snd_intel8x0_pcm_prepare, 1414 .trigger = snd_intel8x0_pcm_trigger, 1415 .pointer = snd_intel8x0_pcm_pointer, 1416 }; 1417 1418 static struct snd_pcm_ops snd_intel8x0_capture2_ops = { 1419 .open = snd_intel8x0_capture2_open, 1420 .close = snd_intel8x0_capture2_close, 1421 .ioctl = snd_pcm_lib_ioctl, 1422 .hw_params = snd_intel8x0_hw_params, 1423 .hw_free = snd_intel8x0_hw_free, 1424 .prepare = snd_intel8x0_pcm_prepare, 1425 .trigger = snd_intel8x0_pcm_trigger, 1426 .pointer = snd_intel8x0_pcm_pointer, 1427 }; 1428 1429 static struct snd_pcm_ops snd_intel8x0_spdif_ops = { 1430 .open = snd_intel8x0_spdif_open, 1431 .close = snd_intel8x0_spdif_close, 1432 .ioctl = snd_pcm_lib_ioctl, 1433 .hw_params = snd_intel8x0_hw_params, 1434 .hw_free = snd_intel8x0_hw_free, 1435 .prepare = snd_intel8x0_pcm_prepare, 1436 .trigger = snd_intel8x0_pcm_trigger, 1437 .pointer = snd_intel8x0_pcm_pointer, 1438 }; 1439 1440 static struct snd_pcm_ops snd_intel8x0_ali_playback_ops = { 1441 .open = snd_intel8x0_playback_open, 1442 .close = snd_intel8x0_playback_close, 1443 .ioctl = snd_pcm_lib_ioctl, 1444 .hw_params = snd_intel8x0_hw_params, 1445 .hw_free = snd_intel8x0_hw_free, 1446 .prepare = snd_intel8x0_pcm_prepare, 1447 .trigger = snd_intel8x0_ali_trigger, 1448 .pointer = snd_intel8x0_pcm_pointer, 1449 }; 1450 1451 static struct snd_pcm_ops snd_intel8x0_ali_capture_ops = { 1452 .open = snd_intel8x0_capture_open, 1453 .close = snd_intel8x0_capture_close, 1454 .ioctl = snd_pcm_lib_ioctl, 1455 .hw_params = snd_intel8x0_hw_params, 1456 .hw_free = snd_intel8x0_hw_free, 1457 .prepare = snd_intel8x0_pcm_prepare, 1458 .trigger = snd_intel8x0_ali_trigger, 1459 .pointer = snd_intel8x0_pcm_pointer, 1460 }; 1461 1462 static struct snd_pcm_ops snd_intel8x0_ali_capture_mic_ops = { 1463 .open = snd_intel8x0_mic_open, 1464 .close = snd_intel8x0_mic_close, 1465 .ioctl = snd_pcm_lib_ioctl, 1466 .hw_params = snd_intel8x0_hw_params, 1467 .hw_free = snd_intel8x0_hw_free, 1468 .prepare = snd_intel8x0_pcm_prepare, 1469 .trigger = snd_intel8x0_ali_trigger, 1470 .pointer = snd_intel8x0_pcm_pointer, 1471 }; 1472 1473 static struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = { 1474 .open = snd_intel8x0_ali_ac97spdifout_open, 1475 .close = snd_intel8x0_ali_ac97spdifout_close, 1476 .ioctl = snd_pcm_lib_ioctl, 1477 .hw_params = snd_intel8x0_hw_params, 1478 .hw_free = snd_intel8x0_hw_free, 1479 .prepare = snd_intel8x0_pcm_prepare, 1480 .trigger = snd_intel8x0_ali_trigger, 1481 .pointer = snd_intel8x0_pcm_pointer, 1482 }; 1483 1484 #if 0 // NYI 1485 static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = { 1486 .open = snd_intel8x0_ali_spdifin_open, 1487 .close = snd_intel8x0_ali_spdifin_close, 1488 .ioctl = snd_pcm_lib_ioctl, 1489 .hw_params = snd_intel8x0_hw_params, 1490 .hw_free = snd_intel8x0_hw_free, 1491 .prepare = snd_intel8x0_pcm_prepare, 1492 .trigger = snd_intel8x0_pcm_trigger, 1493 .pointer = snd_intel8x0_pcm_pointer, 1494 }; 1495 1496 static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = { 1497 .open = snd_intel8x0_ali_spdifout_open, 1498 .close = snd_intel8x0_ali_spdifout_close, 1499 .ioctl = snd_pcm_lib_ioctl, 1500 .hw_params = snd_intel8x0_hw_params, 1501 .hw_free = snd_intel8x0_hw_free, 1502 .prepare = snd_intel8x0_pcm_prepare, 1503 .trigger = snd_intel8x0_pcm_trigger, 1504 .pointer = snd_intel8x0_pcm_pointer, 1505 }; 1506 #endif // NYI 1507 1508 struct ich_pcm_table { 1509 char *suffix; 1510 struct snd_pcm_ops *playback_ops; 1511 struct snd_pcm_ops *capture_ops; 1512 size_t prealloc_size; 1513 size_t prealloc_max_size; 1514 int ac97_idx; 1515 }; 1516 1517 static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device, 1518 struct ich_pcm_table *rec) 1519 { 1520 struct snd_pcm *pcm; 1521 int err; 1522 char name[32]; 1523 1524 if (rec->suffix) 1525 sprintf(name, "Intel ICH - %s", rec->suffix); 1526 else 1527 strcpy(name, "Intel ICH"); 1528 err = snd_pcm_new(chip->card, name, device, 1529 rec->playback_ops ? 1 : 0, 1530 rec->capture_ops ? 1 : 0, &pcm); 1531 if (err < 0) 1532 return err; 1533 1534 if (rec->playback_ops) 1535 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops); 1536 if (rec->capture_ops) 1537 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops); 1538 1539 pcm->private_data = chip; 1540 pcm->info_flags = 0; 1541 if (rec->suffix) 1542 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix); 1543 else 1544 strcpy(pcm->name, chip->card->shortname); 1545 chip->pcm[device] = pcm; 1546 1547 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 1548 snd_dma_pci_data(chip->pci), 1549 rec->prealloc_size, rec->prealloc_max_size); 1550 1551 if (rec->playback_ops && 1552 rec->playback_ops->open == snd_intel8x0_playback_open) { 1553 struct snd_pcm_chmap *chmap; 1554 int chs = 2; 1555 if (chip->multi8) 1556 chs = 8; 1557 else if (chip->multi6) 1558 chs = 6; 1559 else if (chip->multi4) 1560 chs = 4; 1561 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, 1562 snd_pcm_alt_chmaps, chs, 0, 1563 &chmap); 1564 if (err < 0) 1565 return err; 1566 chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; 1567 chip->ac97[0]->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap; 1568 } 1569 1570 return 0; 1571 } 1572 1573 static struct ich_pcm_table intel_pcms[] = { 1574 { 1575 .playback_ops = &snd_intel8x0_playback_ops, 1576 .capture_ops = &snd_intel8x0_capture_ops, 1577 .prealloc_size = 64 * 1024, 1578 .prealloc_max_size = 128 * 1024, 1579 }, 1580 { 1581 .suffix = "MIC ADC", 1582 .capture_ops = &snd_intel8x0_capture_mic_ops, 1583 .prealloc_size = 0, 1584 .prealloc_max_size = 128 * 1024, 1585 .ac97_idx = ICHD_MIC, 1586 }, 1587 { 1588 .suffix = "MIC2 ADC", 1589 .capture_ops = &snd_intel8x0_capture_mic2_ops, 1590 .prealloc_size = 0, 1591 .prealloc_max_size = 128 * 1024, 1592 .ac97_idx = ICHD_MIC2, 1593 }, 1594 { 1595 .suffix = "ADC2", 1596 .capture_ops = &snd_intel8x0_capture2_ops, 1597 .prealloc_size = 0, 1598 .prealloc_max_size = 128 * 1024, 1599 .ac97_idx = ICHD_PCM2IN, 1600 }, 1601 { 1602 .suffix = "IEC958", 1603 .playback_ops = &snd_intel8x0_spdif_ops, 1604 .prealloc_size = 64 * 1024, 1605 .prealloc_max_size = 128 * 1024, 1606 .ac97_idx = ICHD_SPBAR, 1607 }, 1608 }; 1609 1610 static struct ich_pcm_table nforce_pcms[] = { 1611 { 1612 .playback_ops = &snd_intel8x0_playback_ops, 1613 .capture_ops = &snd_intel8x0_capture_ops, 1614 .prealloc_size = 64 * 1024, 1615 .prealloc_max_size = 128 * 1024, 1616 }, 1617 { 1618 .suffix = "MIC ADC", 1619 .capture_ops = &snd_intel8x0_capture_mic_ops, 1620 .prealloc_size = 0, 1621 .prealloc_max_size = 128 * 1024, 1622 .ac97_idx = NVD_MIC, 1623 }, 1624 { 1625 .suffix = "IEC958", 1626 .playback_ops = &snd_intel8x0_spdif_ops, 1627 .prealloc_size = 64 * 1024, 1628 .prealloc_max_size = 128 * 1024, 1629 .ac97_idx = NVD_SPBAR, 1630 }, 1631 }; 1632 1633 static struct ich_pcm_table ali_pcms[] = { 1634 { 1635 .playback_ops = &snd_intel8x0_ali_playback_ops, 1636 .capture_ops = &snd_intel8x0_ali_capture_ops, 1637 .prealloc_size = 64 * 1024, 1638 .prealloc_max_size = 128 * 1024, 1639 }, 1640 { 1641 .suffix = "MIC ADC", 1642 .capture_ops = &snd_intel8x0_ali_capture_mic_ops, 1643 .prealloc_size = 0, 1644 .prealloc_max_size = 128 * 1024, 1645 .ac97_idx = ALID_MIC, 1646 }, 1647 { 1648 .suffix = "IEC958", 1649 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops, 1650 /* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */ 1651 .prealloc_size = 64 * 1024, 1652 .prealloc_max_size = 128 * 1024, 1653 .ac97_idx = ALID_AC97SPDIFOUT, 1654 }, 1655 #if 0 // NYI 1656 { 1657 .suffix = "HW IEC958", 1658 .playback_ops = &snd_intel8x0_ali_spdifout_ops, 1659 .prealloc_size = 64 * 1024, 1660 .prealloc_max_size = 128 * 1024, 1661 }, 1662 #endif 1663 }; 1664 1665 static int snd_intel8x0_pcm(struct intel8x0 *chip) 1666 { 1667 int i, tblsize, device, err; 1668 struct ich_pcm_table *tbl, *rec; 1669 1670 switch (chip->device_type) { 1671 case DEVICE_INTEL_ICH4: 1672 tbl = intel_pcms; 1673 tblsize = ARRAY_SIZE(intel_pcms); 1674 if (spdif_aclink) 1675 tblsize--; 1676 break; 1677 case DEVICE_NFORCE: 1678 tbl = nforce_pcms; 1679 tblsize = ARRAY_SIZE(nforce_pcms); 1680 if (spdif_aclink) 1681 tblsize--; 1682 break; 1683 case DEVICE_ALI: 1684 tbl = ali_pcms; 1685 tblsize = ARRAY_SIZE(ali_pcms); 1686 break; 1687 default: 1688 tbl = intel_pcms; 1689 tblsize = 2; 1690 break; 1691 } 1692 1693 device = 0; 1694 for (i = 0; i < tblsize; i++) { 1695 rec = tbl + i; 1696 if (i > 0 && rec->ac97_idx) { 1697 /* activate PCM only when associated AC'97 codec */ 1698 if (! chip->ichd[rec->ac97_idx].pcm) 1699 continue; 1700 } 1701 err = snd_intel8x0_pcm1(chip, device, rec); 1702 if (err < 0) 1703 return err; 1704 device++; 1705 } 1706 1707 chip->pcm_devs = device; 1708 return 0; 1709 } 1710 1711 1712 /* 1713 * Mixer part 1714 */ 1715 1716 static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 1717 { 1718 struct intel8x0 *chip = bus->private_data; 1719 chip->ac97_bus = NULL; 1720 } 1721 1722 static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97) 1723 { 1724 struct intel8x0 *chip = ac97->private_data; 1725 chip->ac97[ac97->num] = NULL; 1726 } 1727 1728 static struct ac97_pcm ac97_pcm_defs[] = { 1729 /* front PCM */ 1730 { 1731 .exclusive = 1, 1732 .r = { { 1733 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1734 (1 << AC97_SLOT_PCM_RIGHT) | 1735 (1 << AC97_SLOT_PCM_CENTER) | 1736 (1 << AC97_SLOT_PCM_SLEFT) | 1737 (1 << AC97_SLOT_PCM_SRIGHT) | 1738 (1 << AC97_SLOT_LFE) 1739 }, 1740 { 1741 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1742 (1 << AC97_SLOT_PCM_RIGHT) | 1743 (1 << AC97_SLOT_PCM_LEFT_0) | 1744 (1 << AC97_SLOT_PCM_RIGHT_0) 1745 } 1746 } 1747 }, 1748 /* PCM IN #1 */ 1749 { 1750 .stream = 1, 1751 .exclusive = 1, 1752 .r = { { 1753 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1754 (1 << AC97_SLOT_PCM_RIGHT) 1755 } 1756 } 1757 }, 1758 /* MIC IN #1 */ 1759 { 1760 .stream = 1, 1761 .exclusive = 1, 1762 .r = { { 1763 .slots = (1 << AC97_SLOT_MIC) 1764 } 1765 } 1766 }, 1767 /* S/PDIF PCM */ 1768 { 1769 .exclusive = 1, 1770 .spdif = 1, 1771 .r = { { 1772 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | 1773 (1 << AC97_SLOT_SPDIF_RIGHT2) 1774 } 1775 } 1776 }, 1777 /* PCM IN #2 */ 1778 { 1779 .stream = 1, 1780 .exclusive = 1, 1781 .r = { { 1782 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1783 (1 << AC97_SLOT_PCM_RIGHT) 1784 } 1785 } 1786 }, 1787 /* MIC IN #2 */ 1788 { 1789 .stream = 1, 1790 .exclusive = 1, 1791 .r = { { 1792 .slots = (1 << AC97_SLOT_MIC) 1793 } 1794 } 1795 }, 1796 }; 1797 1798 static struct ac97_quirk ac97_quirks[] = { 1799 { 1800 .subvendor = 0x0e11, 1801 .subdevice = 0x000e, 1802 .name = "Compaq Deskpro EN", /* AD1885 */ 1803 .type = AC97_TUNE_HP_ONLY 1804 }, 1805 { 1806 .subvendor = 0x0e11, 1807 .subdevice = 0x008a, 1808 .name = "Compaq Evo W4000", /* AD1885 */ 1809 .type = AC97_TUNE_HP_ONLY 1810 }, 1811 { 1812 .subvendor = 0x0e11, 1813 .subdevice = 0x00b8, 1814 .name = "Compaq Evo D510C", 1815 .type = AC97_TUNE_HP_ONLY 1816 }, 1817 { 1818 .subvendor = 0x0e11, 1819 .subdevice = 0x0860, 1820 .name = "HP/Compaq nx7010", 1821 .type = AC97_TUNE_MUTE_LED 1822 }, 1823 { 1824 .subvendor = 0x1014, 1825 .subdevice = 0x0534, 1826 .name = "ThinkPad X31", 1827 .type = AC97_TUNE_INV_EAPD 1828 }, 1829 { 1830 .subvendor = 0x1014, 1831 .subdevice = 0x1f00, 1832 .name = "MS-9128", 1833 .type = AC97_TUNE_ALC_JACK 1834 }, 1835 { 1836 .subvendor = 0x1014, 1837 .subdevice = 0x0267, 1838 .name = "IBM NetVista A30p", /* AD1981B */ 1839 .type = AC97_TUNE_HP_ONLY 1840 }, 1841 { 1842 .subvendor = 0x1025, 1843 .subdevice = 0x0082, 1844 .name = "Acer Travelmate 2310", 1845 .type = AC97_TUNE_HP_ONLY 1846 }, 1847 { 1848 .subvendor = 0x1025, 1849 .subdevice = 0x0083, 1850 .name = "Acer Aspire 3003LCi", 1851 .type = AC97_TUNE_HP_ONLY 1852 }, 1853 { 1854 .subvendor = 0x1028, 1855 .subdevice = 0x00d8, 1856 .name = "Dell Precision 530", /* AD1885 */ 1857 .type = AC97_TUNE_HP_ONLY 1858 }, 1859 { 1860 .subvendor = 0x1028, 1861 .subdevice = 0x010d, 1862 .name = "Dell", /* which model? AD1885 */ 1863 .type = AC97_TUNE_HP_ONLY 1864 }, 1865 { 1866 .subvendor = 0x1028, 1867 .subdevice = 0x0126, 1868 .name = "Dell Optiplex GX260", /* AD1981A */ 1869 .type = AC97_TUNE_HP_ONLY 1870 }, 1871 { 1872 .subvendor = 0x1028, 1873 .subdevice = 0x012c, 1874 .name = "Dell Precision 650", /* AD1981A */ 1875 .type = AC97_TUNE_HP_ONLY 1876 }, 1877 { 1878 .subvendor = 0x1028, 1879 .subdevice = 0x012d, 1880 .name = "Dell Precision 450", /* AD1981B*/ 1881 .type = AC97_TUNE_HP_ONLY 1882 }, 1883 { 1884 .subvendor = 0x1028, 1885 .subdevice = 0x0147, 1886 .name = "Dell", /* which model? AD1981B*/ 1887 .type = AC97_TUNE_HP_ONLY 1888 }, 1889 { 1890 .subvendor = 0x1028, 1891 .subdevice = 0x0151, 1892 .name = "Dell Optiplex GX270", /* AD1981B */ 1893 .type = AC97_TUNE_HP_ONLY 1894 }, 1895 { 1896 .subvendor = 0x1028, 1897 .subdevice = 0x014e, 1898 .name = "Dell D800", /* STAC9750/51 */ 1899 .type = AC97_TUNE_HP_ONLY 1900 }, 1901 { 1902 .subvendor = 0x1028, 1903 .subdevice = 0x0163, 1904 .name = "Dell Unknown", /* STAC9750/51 */ 1905 .type = AC97_TUNE_HP_ONLY 1906 }, 1907 { 1908 .subvendor = 0x1028, 1909 .subdevice = 0x016a, 1910 .name = "Dell Inspiron 8600", /* STAC9750/51 */ 1911 .type = AC97_TUNE_HP_ONLY 1912 }, 1913 { 1914 .subvendor = 0x1028, 1915 .subdevice = 0x0182, 1916 .name = "Dell Latitude D610", /* STAC9750/51 */ 1917 .type = AC97_TUNE_HP_ONLY 1918 }, 1919 { 1920 .subvendor = 0x1028, 1921 .subdevice = 0x0186, 1922 .name = "Dell Latitude D810", /* cf. Malone #41015 */ 1923 .type = AC97_TUNE_HP_MUTE_LED 1924 }, 1925 { 1926 .subvendor = 0x1028, 1927 .subdevice = 0x0188, 1928 .name = "Dell Inspiron 6000", 1929 .type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */ 1930 }, 1931 { 1932 .subvendor = 0x1028, 1933 .subdevice = 0x0189, 1934 .name = "Dell Inspiron 9300", 1935 .type = AC97_TUNE_HP_MUTE_LED 1936 }, 1937 { 1938 .subvendor = 0x1028, 1939 .subdevice = 0x0191, 1940 .name = "Dell Inspiron 8600", 1941 .type = AC97_TUNE_HP_ONLY 1942 }, 1943 { 1944 .subvendor = 0x103c, 1945 .subdevice = 0x006d, 1946 .name = "HP zv5000", 1947 .type = AC97_TUNE_MUTE_LED /*AD1981B*/ 1948 }, 1949 { /* FIXME: which codec? */ 1950 .subvendor = 0x103c, 1951 .subdevice = 0x00c3, 1952 .name = "HP xw6000", 1953 .type = AC97_TUNE_HP_ONLY 1954 }, 1955 { 1956 .subvendor = 0x103c, 1957 .subdevice = 0x088c, 1958 .name = "HP nc8000", 1959 .type = AC97_TUNE_HP_MUTE_LED 1960 }, 1961 { 1962 .subvendor = 0x103c, 1963 .subdevice = 0x0890, 1964 .name = "HP nc6000", 1965 .type = AC97_TUNE_MUTE_LED 1966 }, 1967 { 1968 .subvendor = 0x103c, 1969 .subdevice = 0x129d, 1970 .name = "HP xw8000", 1971 .type = AC97_TUNE_HP_ONLY 1972 }, 1973 { 1974 .subvendor = 0x103c, 1975 .subdevice = 0x0938, 1976 .name = "HP nc4200", 1977 .type = AC97_TUNE_HP_MUTE_LED 1978 }, 1979 { 1980 .subvendor = 0x103c, 1981 .subdevice = 0x099c, 1982 .name = "HP nx6110/nc6120", 1983 .type = AC97_TUNE_HP_MUTE_LED 1984 }, 1985 { 1986 .subvendor = 0x103c, 1987 .subdevice = 0x0944, 1988 .name = "HP nc6220", 1989 .type = AC97_TUNE_HP_MUTE_LED 1990 }, 1991 { 1992 .subvendor = 0x103c, 1993 .subdevice = 0x0934, 1994 .name = "HP nc8220", 1995 .type = AC97_TUNE_HP_MUTE_LED 1996 }, 1997 { 1998 .subvendor = 0x103c, 1999 .subdevice = 0x12f1, 2000 .name = "HP xw8200", /* AD1981B*/ 2001 .type = AC97_TUNE_HP_ONLY 2002 }, 2003 { 2004 .subvendor = 0x103c, 2005 .subdevice = 0x12f2, 2006 .name = "HP xw6200", 2007 .type = AC97_TUNE_HP_ONLY 2008 }, 2009 { 2010 .subvendor = 0x103c, 2011 .subdevice = 0x3008, 2012 .name = "HP xw4200", /* AD1981B*/ 2013 .type = AC97_TUNE_HP_ONLY 2014 }, 2015 { 2016 .subvendor = 0x104d, 2017 .subdevice = 0x8144, 2018 .name = "Sony", 2019 .type = AC97_TUNE_INV_EAPD 2020 }, 2021 { 2022 .subvendor = 0x104d, 2023 .subdevice = 0x8197, 2024 .name = "Sony S1XP", 2025 .type = AC97_TUNE_INV_EAPD 2026 }, 2027 { 2028 .subvendor = 0x104d, 2029 .subdevice = 0x81c0, 2030 .name = "Sony VAIO VGN-T350P", /*AD1981B*/ 2031 .type = AC97_TUNE_INV_EAPD 2032 }, 2033 { 2034 .subvendor = 0x104d, 2035 .subdevice = 0x81c5, 2036 .name = "Sony VAIO VGN-B1VP", /*AD1981B*/ 2037 .type = AC97_TUNE_INV_EAPD 2038 }, 2039 { 2040 .subvendor = 0x1043, 2041 .subdevice = 0x80f3, 2042 .name = "ASUS ICH5/AD1985", 2043 .type = AC97_TUNE_AD_SHARING 2044 }, 2045 { 2046 .subvendor = 0x10cf, 2047 .subdevice = 0x11c3, 2048 .name = "Fujitsu-Siemens E4010", 2049 .type = AC97_TUNE_HP_ONLY 2050 }, 2051 { 2052 .subvendor = 0x10cf, 2053 .subdevice = 0x1225, 2054 .name = "Fujitsu-Siemens T3010", 2055 .type = AC97_TUNE_HP_ONLY 2056 }, 2057 { 2058 .subvendor = 0x10cf, 2059 .subdevice = 0x1253, 2060 .name = "Fujitsu S6210", /* STAC9750/51 */ 2061 .type = AC97_TUNE_HP_ONLY 2062 }, 2063 { 2064 .subvendor = 0x10cf, 2065 .subdevice = 0x127d, 2066 .name = "Fujitsu Lifebook P7010", 2067 .type = AC97_TUNE_HP_ONLY 2068 }, 2069 { 2070 .subvendor = 0x10cf, 2071 .subdevice = 0x127e, 2072 .name = "Fujitsu Lifebook C1211D", 2073 .type = AC97_TUNE_HP_ONLY 2074 }, 2075 { 2076 .subvendor = 0x10cf, 2077 .subdevice = 0x12ec, 2078 .name = "Fujitsu-Siemens 4010", 2079 .type = AC97_TUNE_HP_ONLY 2080 }, 2081 { 2082 .subvendor = 0x10cf, 2083 .subdevice = 0x12f2, 2084 .name = "Fujitsu-Siemens Celsius H320", 2085 .type = AC97_TUNE_SWAP_HP 2086 }, 2087 { 2088 .subvendor = 0x10f1, 2089 .subdevice = 0x2665, 2090 .name = "Fujitsu-Siemens Celsius", /* AD1981? */ 2091 .type = AC97_TUNE_HP_ONLY 2092 }, 2093 { 2094 .subvendor = 0x10f1, 2095 .subdevice = 0x2885, 2096 .name = "AMD64 Mobo", /* ALC650 */ 2097 .type = AC97_TUNE_HP_ONLY 2098 }, 2099 { 2100 .subvendor = 0x10f1, 2101 .subdevice = 0x2895, 2102 .name = "Tyan Thunder K8WE", 2103 .type = AC97_TUNE_HP_ONLY 2104 }, 2105 { 2106 .subvendor = 0x10f7, 2107 .subdevice = 0x834c, 2108 .name = "Panasonic CF-R4", 2109 .type = AC97_TUNE_HP_ONLY, 2110 }, 2111 { 2112 .subvendor = 0x110a, 2113 .subdevice = 0x0056, 2114 .name = "Fujitsu-Siemens Scenic", /* AD1981? */ 2115 .type = AC97_TUNE_HP_ONLY 2116 }, 2117 { 2118 .subvendor = 0x11d4, 2119 .subdevice = 0x5375, 2120 .name = "ADI AD1985 (discrete)", 2121 .type = AC97_TUNE_HP_ONLY 2122 }, 2123 { 2124 .subvendor = 0x1462, 2125 .subdevice = 0x5470, 2126 .name = "MSI P4 ATX 645 Ultra", 2127 .type = AC97_TUNE_HP_ONLY 2128 }, 2129 { 2130 .subvendor = 0x161f, 2131 .subdevice = 0x202f, 2132 .name = "Gateway M520", 2133 .type = AC97_TUNE_INV_EAPD 2134 }, 2135 { 2136 .subvendor = 0x161f, 2137 .subdevice = 0x203a, 2138 .name = "Gateway 4525GZ", /* AD1981B */ 2139 .type = AC97_TUNE_INV_EAPD 2140 }, 2141 { 2142 .subvendor = 0x1734, 2143 .subdevice = 0x0088, 2144 .name = "Fujitsu-Siemens D1522", /* AD1981 */ 2145 .type = AC97_TUNE_HP_ONLY 2146 }, 2147 { 2148 .subvendor = 0x8086, 2149 .subdevice = 0x2000, 2150 .mask = 0xfff0, 2151 .name = "Intel ICH5/AD1985", 2152 .type = AC97_TUNE_AD_SHARING 2153 }, 2154 { 2155 .subvendor = 0x8086, 2156 .subdevice = 0x4000, 2157 .mask = 0xfff0, 2158 .name = "Intel ICH5/AD1985", 2159 .type = AC97_TUNE_AD_SHARING 2160 }, 2161 { 2162 .subvendor = 0x8086, 2163 .subdevice = 0x4856, 2164 .name = "Intel D845WN (82801BA)", 2165 .type = AC97_TUNE_SWAP_HP 2166 }, 2167 { 2168 .subvendor = 0x8086, 2169 .subdevice = 0x4d44, 2170 .name = "Intel D850EMV2", /* AD1885 */ 2171 .type = AC97_TUNE_HP_ONLY 2172 }, 2173 { 2174 .subvendor = 0x8086, 2175 .subdevice = 0x4d56, 2176 .name = "Intel ICH/AD1885", 2177 .type = AC97_TUNE_HP_ONLY 2178 }, 2179 { 2180 .subvendor = 0x8086, 2181 .subdevice = 0x6000, 2182 .mask = 0xfff0, 2183 .name = "Intel ICH5/AD1985", 2184 .type = AC97_TUNE_AD_SHARING 2185 }, 2186 { 2187 .subvendor = 0x8086, 2188 .subdevice = 0xe000, 2189 .mask = 0xfff0, 2190 .name = "Intel ICH5/AD1985", 2191 .type = AC97_TUNE_AD_SHARING 2192 }, 2193 #if 0 /* FIXME: this seems wrong on most boards */ 2194 { 2195 .subvendor = 0x8086, 2196 .subdevice = 0xa000, 2197 .mask = 0xfff0, 2198 .name = "Intel ICH5/AD1985", 2199 .type = AC97_TUNE_HP_ONLY 2200 }, 2201 #endif 2202 { } /* terminator */ 2203 }; 2204 2205 static int snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, 2206 const char *quirk_override) 2207 { 2208 struct snd_ac97_bus *pbus; 2209 struct snd_ac97_template ac97; 2210 int err; 2211 unsigned int i, codecs; 2212 unsigned int glob_sta = 0; 2213 struct snd_ac97_bus_ops *ops; 2214 static struct snd_ac97_bus_ops standard_bus_ops = { 2215 .write = snd_intel8x0_codec_write, 2216 .read = snd_intel8x0_codec_read, 2217 }; 2218 static struct snd_ac97_bus_ops ali_bus_ops = { 2219 .write = snd_intel8x0_ali_codec_write, 2220 .read = snd_intel8x0_ali_codec_read, 2221 }; 2222 2223 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ 2224 if (!spdif_aclink) { 2225 switch (chip->device_type) { 2226 case DEVICE_NFORCE: 2227 chip->spdif_idx = NVD_SPBAR; 2228 break; 2229 case DEVICE_ALI: 2230 chip->spdif_idx = ALID_AC97SPDIFOUT; 2231 break; 2232 case DEVICE_INTEL_ICH4: 2233 chip->spdif_idx = ICHD_SPBAR; 2234 break; 2235 } 2236 } 2237 2238 chip->in_ac97_init = 1; 2239 2240 memset(&ac97, 0, sizeof(ac97)); 2241 ac97.private_data = chip; 2242 ac97.private_free = snd_intel8x0_mixer_free_ac97; 2243 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE; 2244 if (chip->xbox) 2245 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR; 2246 if (chip->device_type != DEVICE_ALI) { 2247 glob_sta = igetdword(chip, ICHREG(GLOB_STA)); 2248 ops = &standard_bus_ops; 2249 chip->in_sdin_init = 1; 2250 codecs = 0; 2251 for (i = 0; i < chip->max_codecs; i++) { 2252 if (! (glob_sta & chip->codec_bit[i])) 2253 continue; 2254 if (chip->device_type == DEVICE_INTEL_ICH4) { 2255 snd_intel8x0_codec_read_test(chip, codecs); 2256 chip->ac97_sdin[codecs] = 2257 igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK; 2258 if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3)) 2259 chip->ac97_sdin[codecs] = 0; 2260 } else 2261 chip->ac97_sdin[codecs] = i; 2262 codecs++; 2263 } 2264 chip->in_sdin_init = 0; 2265 if (! codecs) 2266 codecs = 1; 2267 } else { 2268 ops = &ali_bus_ops; 2269 codecs = 1; 2270 /* detect the secondary codec */ 2271 for (i = 0; i < 100; i++) { 2272 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR)); 2273 if (reg & 0x40) { 2274 codecs = 2; 2275 break; 2276 } 2277 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40); 2278 udelay(1); 2279 } 2280 } 2281 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) 2282 goto __err; 2283 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; 2284 if (ac97_clock >= 8000 && ac97_clock <= 48000) 2285 pbus->clock = ac97_clock; 2286 /* FIXME: my test board doesn't work well with VRA... */ 2287 if (chip->device_type == DEVICE_ALI) 2288 pbus->no_vra = 1; 2289 else 2290 pbus->dra = 1; 2291 chip->ac97_bus = pbus; 2292 chip->ncodecs = codecs; 2293 2294 ac97.pci = chip->pci; 2295 for (i = 0; i < codecs; i++) { 2296 ac97.num = i; 2297 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) { 2298 if (err != -EACCES) 2299 dev_err(chip->card->dev, 2300 "Unable to initialize codec #%d\n", i); 2301 if (i == 0) 2302 goto __err; 2303 } 2304 } 2305 /* tune up the primary codec */ 2306 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); 2307 /* enable separate SDINs for ICH4 */ 2308 if (chip->device_type == DEVICE_INTEL_ICH4) 2309 pbus->isdin = 1; 2310 /* find the available PCM streams */ 2311 i = ARRAY_SIZE(ac97_pcm_defs); 2312 if (chip->device_type != DEVICE_INTEL_ICH4) 2313 i -= 2; /* do not allocate PCM2IN and MIC2 */ 2314 if (chip->spdif_idx < 0) 2315 i--; /* do not allocate S/PDIF */ 2316 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs); 2317 if (err < 0) 2318 goto __err; 2319 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0]; 2320 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1]; 2321 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2]; 2322 if (chip->spdif_idx >= 0) 2323 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3]; 2324 if (chip->device_type == DEVICE_INTEL_ICH4) { 2325 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4]; 2326 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5]; 2327 } 2328 /* enable separate SDINs for ICH4 */ 2329 if (chip->device_type == DEVICE_INTEL_ICH4) { 2330 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm; 2331 u8 tmp = igetbyte(chip, ICHREG(SDM)); 2332 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK); 2333 if (pcm) { 2334 tmp |= ICH_SE; /* steer enable for multiple SDINs */ 2335 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT; 2336 for (i = 1; i < 4; i++) { 2337 if (pcm->r[0].codec[i]) { 2338 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT; 2339 break; 2340 } 2341 } 2342 } else { 2343 tmp &= ~ICH_SE; /* steer disable */ 2344 } 2345 iputbyte(chip, ICHREG(SDM), tmp); 2346 } 2347 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { 2348 chip->multi4 = 1; 2349 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) { 2350 chip->multi6 = 1; 2351 if (chip->ac97[0]->flags & AC97_HAS_8CH) 2352 chip->multi8 = 1; 2353 } 2354 } 2355 if (pbus->pcms[0].r[1].rslots[0]) { 2356 chip->dra = 1; 2357 } 2358 if (chip->device_type == DEVICE_INTEL_ICH4) { 2359 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) 2360 chip->smp20bit = 1; 2361 } 2362 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2363 /* 48kHz only */ 2364 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; 2365 } 2366 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2367 /* use slot 10/11 for SPDIF */ 2368 u32 val; 2369 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; 2370 val |= ICH_PCM_SPDIF_1011; 2371 iputdword(chip, ICHREG(GLOB_CNT), val); 2372 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4); 2373 } 2374 chip->in_ac97_init = 0; 2375 return 0; 2376 2377 __err: 2378 /* clear the cold-reset bit for the next chance */ 2379 if (chip->device_type != DEVICE_ALI) 2380 iputdword(chip, ICHREG(GLOB_CNT), 2381 igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD); 2382 return err; 2383 } 2384 2385 2386 /* 2387 * 2388 */ 2389 2390 static void do_ali_reset(struct intel8x0 *chip) 2391 { 2392 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET); 2393 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383); 2394 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383); 2395 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383); 2396 iputdword(chip, ICHREG(ALI_INTERFACECR), 2397 ICH_ALI_IF_PI|ICH_ALI_IF_PO); 2398 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000); 2399 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000); 2400 } 2401 2402 #ifdef CONFIG_SND_AC97_POWER_SAVE 2403 static struct snd_pci_quirk ich_chip_reset_mode[] = { 2404 SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1), 2405 { } /* end */ 2406 }; 2407 2408 static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip) 2409 { 2410 unsigned int cnt; 2411 /* ACLink on, 2 channels */ 2412 2413 if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2414 return -EIO; 2415 2416 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2417 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2418 2419 /* do cold reset - the full ac97 powerdown may leave the controller 2420 * in a warm state but actually it cannot communicate with the codec. 2421 */ 2422 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD); 2423 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2424 udelay(10); 2425 iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD); 2426 msleep(1); 2427 return 0; 2428 } 2429 #define snd_intel8x0_ich_chip_can_cold_reset(chip) \ 2430 (!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2431 #else 2432 #define snd_intel8x0_ich_chip_cold_reset(chip) 0 2433 #define snd_intel8x0_ich_chip_can_cold_reset(chip) (0) 2434 #endif 2435 2436 static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip) 2437 { 2438 unsigned long end_time; 2439 unsigned int cnt; 2440 /* ACLink on, 2 channels */ 2441 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2442 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2443 /* finish cold or do warm reset */ 2444 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM; 2445 iputdword(chip, ICHREG(GLOB_CNT), cnt); 2446 end_time = (jiffies + (HZ / 4)) + 1; 2447 do { 2448 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0) 2449 return 0; 2450 schedule_timeout_uninterruptible(1); 2451 } while (time_after_eq(end_time, jiffies)); 2452 dev_err(chip->card->dev, "AC'97 warm reset still in progress? [0x%x]\n", 2453 igetdword(chip, ICHREG(GLOB_CNT))); 2454 return -EIO; 2455 } 2456 2457 static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing) 2458 { 2459 unsigned long end_time; 2460 unsigned int status, nstatus; 2461 unsigned int cnt; 2462 int err; 2463 2464 /* put logic to right state */ 2465 /* first clear status bits */ 2466 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT; 2467 if (chip->device_type == DEVICE_NFORCE) 2468 status |= ICH_NVSPINT; 2469 cnt = igetdword(chip, ICHREG(GLOB_STA)); 2470 iputdword(chip, ICHREG(GLOB_STA), cnt & status); 2471 2472 if (snd_intel8x0_ich_chip_can_cold_reset(chip)) 2473 err = snd_intel8x0_ich_chip_cold_reset(chip); 2474 else 2475 err = snd_intel8x0_ich_chip_reset(chip); 2476 if (err < 0) 2477 return err; 2478 2479 if (probing) { 2480 /* wait for any codec ready status. 2481 * Once it becomes ready it should remain ready 2482 * as long as we do not disable the ac97 link. 2483 */ 2484 end_time = jiffies + HZ; 2485 do { 2486 status = igetdword(chip, ICHREG(GLOB_STA)) & 2487 chip->codec_isr_bits; 2488 if (status) 2489 break; 2490 schedule_timeout_uninterruptible(1); 2491 } while (time_after_eq(end_time, jiffies)); 2492 if (! status) { 2493 /* no codec is found */ 2494 dev_err(chip->card->dev, 2495 "codec_ready: codec is not ready [0x%x]\n", 2496 igetdword(chip, ICHREG(GLOB_STA))); 2497 return -EIO; 2498 } 2499 2500 /* wait for other codecs ready status. */ 2501 end_time = jiffies + HZ / 4; 2502 while (status != chip->codec_isr_bits && 2503 time_after_eq(end_time, jiffies)) { 2504 schedule_timeout_uninterruptible(1); 2505 status |= igetdword(chip, ICHREG(GLOB_STA)) & 2506 chip->codec_isr_bits; 2507 } 2508 2509 } else { 2510 /* resume phase */ 2511 int i; 2512 status = 0; 2513 for (i = 0; i < chip->ncodecs; i++) 2514 if (chip->ac97[i]) 2515 status |= chip->codec_bit[chip->ac97_sdin[i]]; 2516 /* wait until all the probed codecs are ready */ 2517 end_time = jiffies + HZ; 2518 do { 2519 nstatus = igetdword(chip, ICHREG(GLOB_STA)) & 2520 chip->codec_isr_bits; 2521 if (status == nstatus) 2522 break; 2523 schedule_timeout_uninterruptible(1); 2524 } while (time_after_eq(end_time, jiffies)); 2525 } 2526 2527 if (chip->device_type == DEVICE_SIS) { 2528 /* unmute the output on SIS7012 */ 2529 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); 2530 } 2531 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2532 /* enable SPDIF interrupt */ 2533 unsigned int val; 2534 pci_read_config_dword(chip->pci, 0x4c, &val); 2535 val |= 0x1000000; 2536 pci_write_config_dword(chip->pci, 0x4c, val); 2537 } 2538 return 0; 2539 } 2540 2541 static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing) 2542 { 2543 u32 reg; 2544 int i = 0; 2545 2546 reg = igetdword(chip, ICHREG(ALI_SCR)); 2547 if ((reg & 2) == 0) /* Cold required */ 2548 reg |= 2; 2549 else 2550 reg |= 1; /* Warm */ 2551 reg &= ~0x80000000; /* ACLink on */ 2552 iputdword(chip, ICHREG(ALI_SCR), reg); 2553 2554 for (i = 0; i < HZ / 2; i++) { 2555 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO)) 2556 goto __ok; 2557 schedule_timeout_uninterruptible(1); 2558 } 2559 dev_err(chip->card->dev, "AC'97 reset failed.\n"); 2560 if (probing) 2561 return -EIO; 2562 2563 __ok: 2564 for (i = 0; i < HZ / 2; i++) { 2565 reg = igetdword(chip, ICHREG(ALI_RTSR)); 2566 if (reg & 0x80) /* primary codec */ 2567 break; 2568 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80); 2569 schedule_timeout_uninterruptible(1); 2570 } 2571 2572 do_ali_reset(chip); 2573 return 0; 2574 } 2575 2576 static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing) 2577 { 2578 unsigned int i, timeout; 2579 int err; 2580 2581 if (chip->device_type != DEVICE_ALI) { 2582 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0) 2583 return err; 2584 iagetword(chip, 0); /* clear semaphore flag */ 2585 } else { 2586 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0) 2587 return err; 2588 } 2589 2590 /* disable interrupts */ 2591 for (i = 0; i < chip->bdbars_count; i++) 2592 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2593 /* reset channels */ 2594 for (i = 0; i < chip->bdbars_count; i++) 2595 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2596 for (i = 0; i < chip->bdbars_count; i++) { 2597 timeout = 100000; 2598 while (--timeout != 0) { 2599 if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0) 2600 break; 2601 } 2602 if (timeout == 0) 2603 dev_err(chip->card->dev, "reset of registers failed?\n"); 2604 } 2605 /* initialize Buffer Descriptor Lists */ 2606 for (i = 0; i < chip->bdbars_count; i++) 2607 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset, 2608 chip->ichd[i].bdbar_addr); 2609 return 0; 2610 } 2611 2612 static int snd_intel8x0_free(struct intel8x0 *chip) 2613 { 2614 unsigned int i; 2615 2616 if (chip->irq < 0) 2617 goto __hw_end; 2618 /* disable interrupts */ 2619 for (i = 0; i < chip->bdbars_count; i++) 2620 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2621 /* reset channels */ 2622 for (i = 0; i < chip->bdbars_count; i++) 2623 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2624 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2625 /* stop the spdif interrupt */ 2626 unsigned int val; 2627 pci_read_config_dword(chip->pci, 0x4c, &val); 2628 val &= ~0x1000000; 2629 pci_write_config_dword(chip->pci, 0x4c, val); 2630 } 2631 /* --- */ 2632 2633 __hw_end: 2634 if (chip->irq >= 0) 2635 free_irq(chip->irq, chip); 2636 if (chip->bdbars.area) { 2637 if (chip->fix_nocache) 2638 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 0); 2639 snd_dma_free_pages(&chip->bdbars); 2640 } 2641 if (chip->addr) 2642 pci_iounmap(chip->pci, chip->addr); 2643 if (chip->bmaddr) 2644 pci_iounmap(chip->pci, chip->bmaddr); 2645 pci_release_regions(chip->pci); 2646 pci_disable_device(chip->pci); 2647 kfree(chip); 2648 return 0; 2649 } 2650 2651 #ifdef CONFIG_PM_SLEEP 2652 /* 2653 * power management 2654 */ 2655 static int intel8x0_suspend(struct device *dev) 2656 { 2657 struct pci_dev *pci = to_pci_dev(dev); 2658 struct snd_card *card = dev_get_drvdata(dev); 2659 struct intel8x0 *chip = card->private_data; 2660 int i; 2661 2662 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2663 for (i = 0; i < chip->pcm_devs; i++) 2664 snd_pcm_suspend_all(chip->pcm[i]); 2665 /* clear nocache */ 2666 if (chip->fix_nocache) { 2667 for (i = 0; i < chip->bdbars_count; i++) { 2668 struct ichdev *ichdev = &chip->ichd[i]; 2669 if (ichdev->substream && ichdev->page_attr_changed) { 2670 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2671 if (runtime->dma_area) 2672 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); 2673 } 2674 } 2675 } 2676 for (i = 0; i < chip->ncodecs; i++) 2677 snd_ac97_suspend(chip->ac97[i]); 2678 if (chip->device_type == DEVICE_INTEL_ICH4) 2679 chip->sdm_saved = igetbyte(chip, ICHREG(SDM)); 2680 2681 if (chip->irq >= 0) { 2682 free_irq(chip->irq, chip); 2683 chip->irq = -1; 2684 } 2685 pci_disable_device(pci); 2686 pci_save_state(pci); 2687 /* The call below may disable built-in speaker on some laptops 2688 * after S2RAM. So, don't touch it. 2689 */ 2690 /* pci_set_power_state(pci, PCI_D3hot); */ 2691 return 0; 2692 } 2693 2694 static int intel8x0_resume(struct device *dev) 2695 { 2696 struct pci_dev *pci = to_pci_dev(dev); 2697 struct snd_card *card = dev_get_drvdata(dev); 2698 struct intel8x0 *chip = card->private_data; 2699 int i; 2700 2701 pci_set_power_state(pci, PCI_D0); 2702 pci_restore_state(pci); 2703 if (pci_enable_device(pci) < 0) { 2704 dev_err(dev, "pci_enable_device failed, disabling device\n"); 2705 snd_card_disconnect(card); 2706 return -EIO; 2707 } 2708 pci_set_master(pci); 2709 snd_intel8x0_chip_init(chip, 0); 2710 if (request_irq(pci->irq, snd_intel8x0_interrupt, 2711 IRQF_SHARED, KBUILD_MODNAME, chip)) { 2712 dev_err(dev, "unable to grab IRQ %d, disabling device\n", 2713 pci->irq); 2714 snd_card_disconnect(card); 2715 return -EIO; 2716 } 2717 chip->irq = pci->irq; 2718 synchronize_irq(chip->irq); 2719 2720 /* re-initialize mixer stuff */ 2721 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2722 /* enable separate SDINs for ICH4 */ 2723 iputbyte(chip, ICHREG(SDM), chip->sdm_saved); 2724 /* use slot 10/11 for SPDIF */ 2725 iputdword(chip, ICHREG(GLOB_CNT), 2726 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) | 2727 ICH_PCM_SPDIF_1011); 2728 } 2729 2730 /* refill nocache */ 2731 if (chip->fix_nocache) 2732 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 2733 2734 for (i = 0; i < chip->ncodecs; i++) 2735 snd_ac97_resume(chip->ac97[i]); 2736 2737 /* refill nocache */ 2738 if (chip->fix_nocache) { 2739 for (i = 0; i < chip->bdbars_count; i++) { 2740 struct ichdev *ichdev = &chip->ichd[i]; 2741 if (ichdev->substream && ichdev->page_attr_changed) { 2742 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2743 if (runtime->dma_area) 2744 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 2745 } 2746 } 2747 } 2748 2749 /* resume status */ 2750 for (i = 0; i < chip->bdbars_count; i++) { 2751 struct ichdev *ichdev = &chip->ichd[i]; 2752 unsigned long port = ichdev->reg_offset; 2753 if (! ichdev->substream || ! ichdev->suspended) 2754 continue; 2755 if (ichdev->ichd == ICHD_PCMOUT) 2756 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime); 2757 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 2758 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 2759 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ); 2760 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 2761 } 2762 2763 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2764 return 0; 2765 } 2766 2767 static SIMPLE_DEV_PM_OPS(intel8x0_pm, intel8x0_suspend, intel8x0_resume); 2768 #define INTEL8X0_PM_OPS &intel8x0_pm 2769 #else 2770 #define INTEL8X0_PM_OPS NULL 2771 #endif /* CONFIG_PM_SLEEP */ 2772 2773 #define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */ 2774 2775 static void intel8x0_measure_ac97_clock(struct intel8x0 *chip) 2776 { 2777 struct snd_pcm_substream *subs; 2778 struct ichdev *ichdev; 2779 unsigned long port; 2780 unsigned long pos, pos1, t; 2781 int civ, timeout = 1000, attempt = 1; 2782 ktime_t start_time, stop_time; 2783 2784 if (chip->ac97_bus->clock != 48000) 2785 return; /* specified in module option */ 2786 2787 __again: 2788 subs = chip->pcm[0]->streams[0].substream; 2789 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) { 2790 dev_warn(chip->card->dev, 2791 "no playback buffer allocated - aborting measure ac97 clock\n"); 2792 return; 2793 } 2794 ichdev = &chip->ichd[ICHD_PCMOUT]; 2795 ichdev->physbuf = subs->dma_buffer.addr; 2796 ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE; 2797 ichdev->substream = NULL; /* don't process interrupts */ 2798 2799 /* set rate */ 2800 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) { 2801 dev_err(chip->card->dev, "cannot set ac97 rate: clock = %d\n", 2802 chip->ac97_bus->clock); 2803 return; 2804 } 2805 snd_intel8x0_setup_periods(chip, ichdev); 2806 port = ichdev->reg_offset; 2807 spin_lock_irq(&chip->reg_lock); 2808 chip->in_measurement = 1; 2809 /* trigger */ 2810 if (chip->device_type != DEVICE_ALI) 2811 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM); 2812 else { 2813 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 2814 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot); 2815 } 2816 start_time = ktime_get(); 2817 spin_unlock_irq(&chip->reg_lock); 2818 msleep(50); 2819 spin_lock_irq(&chip->reg_lock); 2820 /* check the position */ 2821 do { 2822 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 2823 pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 2824 if (pos1 == 0) { 2825 udelay(10); 2826 continue; 2827 } 2828 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 2829 pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 2830 break; 2831 } while (timeout--); 2832 if (pos1 == 0) { /* oops, this value is not reliable */ 2833 pos = 0; 2834 } else { 2835 pos = ichdev->fragsize1; 2836 pos -= pos1 << ichdev->pos_shift; 2837 pos += ichdev->position; 2838 } 2839 chip->in_measurement = 0; 2840 stop_time = ktime_get(); 2841 /* stop */ 2842 if (chip->device_type == DEVICE_ALI) { 2843 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16)); 2844 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2845 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 2846 ; 2847 } else { 2848 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2849 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) 2850 ; 2851 } 2852 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 2853 spin_unlock_irq(&chip->reg_lock); 2854 2855 if (pos == 0) { 2856 dev_err(chip->card->dev, 2857 "measure - unreliable DMA position..\n"); 2858 __retry: 2859 if (attempt < 3) { 2860 msleep(300); 2861 attempt++; 2862 goto __again; 2863 } 2864 goto __end; 2865 } 2866 2867 pos /= 4; 2868 t = ktime_us_delta(stop_time, start_time); 2869 dev_info(chip->card->dev, 2870 "%s: measured %lu usecs (%lu samples)\n", __func__, t, pos); 2871 if (t == 0) { 2872 dev_err(chip->card->dev, "?? calculation error..\n"); 2873 goto __retry; 2874 } 2875 pos *= 1000; 2876 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t; 2877 if (pos < 40000 || pos >= 60000) { 2878 /* abnormal value. hw problem? */ 2879 dev_info(chip->card->dev, "measured clock %ld rejected\n", pos); 2880 goto __retry; 2881 } else if (pos > 40500 && pos < 41500) 2882 /* first exception - 41000Hz reference clock */ 2883 chip->ac97_bus->clock = 41000; 2884 else if (pos > 43600 && pos < 44600) 2885 /* second exception - 44100HZ reference clock */ 2886 chip->ac97_bus->clock = 44100; 2887 else if (pos < 47500 || pos > 48500) 2888 /* not 48000Hz, tuning the clock.. */ 2889 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos; 2890 __end: 2891 dev_info(chip->card->dev, "clocking to %d\n", chip->ac97_bus->clock); 2892 snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0); 2893 } 2894 2895 static struct snd_pci_quirk intel8x0_clock_list[] = { 2896 SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000), 2897 SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100), 2898 SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000), 2899 SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000), 2900 SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000), 2901 { } /* terminator */ 2902 }; 2903 2904 static int intel8x0_in_clock_list(struct intel8x0 *chip) 2905 { 2906 struct pci_dev *pci = chip->pci; 2907 const struct snd_pci_quirk *wl; 2908 2909 wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list); 2910 if (!wl) 2911 return 0; 2912 dev_info(chip->card->dev, "white list rate for %04x:%04x is %i\n", 2913 pci->subsystem_vendor, pci->subsystem_device, wl->value); 2914 chip->ac97_bus->clock = wl->value; 2915 return 1; 2916 } 2917 2918 #ifdef CONFIG_PROC_FS 2919 static void snd_intel8x0_proc_read(struct snd_info_entry * entry, 2920 struct snd_info_buffer *buffer) 2921 { 2922 struct intel8x0 *chip = entry->private_data; 2923 unsigned int tmp; 2924 2925 snd_iprintf(buffer, "Intel8x0\n\n"); 2926 if (chip->device_type == DEVICE_ALI) 2927 return; 2928 tmp = igetdword(chip, ICHREG(GLOB_STA)); 2929 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT))); 2930 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp); 2931 if (chip->device_type == DEVICE_INTEL_ICH4) 2932 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM))); 2933 snd_iprintf(buffer, "AC'97 codecs ready :"); 2934 if (tmp & chip->codec_isr_bits) { 2935 int i; 2936 static const char *codecs[3] = { 2937 "primary", "secondary", "tertiary" 2938 }; 2939 for (i = 0; i < chip->max_codecs; i++) 2940 if (tmp & chip->codec_bit[i]) 2941 snd_iprintf(buffer, " %s", codecs[i]); 2942 } else 2943 snd_iprintf(buffer, " none"); 2944 snd_iprintf(buffer, "\n"); 2945 if (chip->device_type == DEVICE_INTEL_ICH4 || 2946 chip->device_type == DEVICE_SIS) 2947 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n", 2948 chip->ac97_sdin[0], 2949 chip->ac97_sdin[1], 2950 chip->ac97_sdin[2]); 2951 } 2952 2953 static void snd_intel8x0_proc_init(struct intel8x0 *chip) 2954 { 2955 struct snd_info_entry *entry; 2956 2957 if (! snd_card_proc_new(chip->card, "intel8x0", &entry)) 2958 snd_info_set_text_ops(entry, chip, snd_intel8x0_proc_read); 2959 } 2960 #else 2961 #define snd_intel8x0_proc_init(x) 2962 #endif 2963 2964 static int snd_intel8x0_dev_free(struct snd_device *device) 2965 { 2966 struct intel8x0 *chip = device->device_data; 2967 return snd_intel8x0_free(chip); 2968 } 2969 2970 struct ich_reg_info { 2971 unsigned int int_sta_mask; 2972 unsigned int offset; 2973 }; 2974 2975 static unsigned int ich_codec_bits[3] = { 2976 ICH_PCR, ICH_SCR, ICH_TCR 2977 }; 2978 static unsigned int sis_codec_bits[3] = { 2979 ICH_PCR, ICH_SCR, ICH_SIS_TCR 2980 }; 2981 2982 static int snd_intel8x0_inside_vm(struct pci_dev *pci) 2983 { 2984 int result = inside_vm; 2985 char *msg = NULL; 2986 2987 /* check module parameter first (override detection) */ 2988 if (result >= 0) { 2989 msg = result ? "enable (forced) VM" : "disable (forced) VM"; 2990 goto fini; 2991 } 2992 2993 /* detect KVM and Parallels virtual environments */ 2994 result = kvm_para_available(); 2995 #ifdef X86_FEATURE_HYPERVISOR 2996 result = result || boot_cpu_has(X86_FEATURE_HYPERVISOR); 2997 #endif 2998 if (!result) 2999 goto fini; 3000 3001 /* check for known (emulated) devices */ 3002 if (pci->subsystem_vendor == 0x1af4 && 3003 pci->subsystem_device == 0x1100) { 3004 /* KVM emulated sound, PCI SSID: 1af4:1100 */ 3005 msg = "enable KVM"; 3006 } else if (pci->subsystem_vendor == 0x1ab8) { 3007 /* Parallels VM emulated sound, PCI SSID: 1ab8:xxxx */ 3008 msg = "enable Parallels VM"; 3009 } else { 3010 msg = "disable (unknown or VT-d) VM"; 3011 result = 0; 3012 } 3013 3014 fini: 3015 if (msg != NULL) 3016 dev_info(&pci->dev, "%s optimization\n", msg); 3017 3018 return result; 3019 } 3020 3021 static int snd_intel8x0_create(struct snd_card *card, 3022 struct pci_dev *pci, 3023 unsigned long device_type, 3024 struct intel8x0 **r_intel8x0) 3025 { 3026 struct intel8x0 *chip; 3027 int err; 3028 unsigned int i; 3029 unsigned int int_sta_masks; 3030 struct ichdev *ichdev; 3031 static struct snd_device_ops ops = { 3032 .dev_free = snd_intel8x0_dev_free, 3033 }; 3034 3035 static unsigned int bdbars[] = { 3036 3, /* DEVICE_INTEL */ 3037 6, /* DEVICE_INTEL_ICH4 */ 3038 3, /* DEVICE_SIS */ 3039 6, /* DEVICE_ALI */ 3040 4, /* DEVICE_NFORCE */ 3041 }; 3042 static struct ich_reg_info intel_regs[6] = { 3043 { ICH_PIINT, 0 }, 3044 { ICH_POINT, 0x10 }, 3045 { ICH_MCINT, 0x20 }, 3046 { ICH_M2INT, 0x40 }, 3047 { ICH_P2INT, 0x50 }, 3048 { ICH_SPINT, 0x60 }, 3049 }; 3050 static struct ich_reg_info nforce_regs[4] = { 3051 { ICH_PIINT, 0 }, 3052 { ICH_POINT, 0x10 }, 3053 { ICH_MCINT, 0x20 }, 3054 { ICH_NVSPINT, 0x70 }, 3055 }; 3056 static struct ich_reg_info ali_regs[6] = { 3057 { ALI_INT_PCMIN, 0x40 }, 3058 { ALI_INT_PCMOUT, 0x50 }, 3059 { ALI_INT_MICIN, 0x60 }, 3060 { ALI_INT_CODECSPDIFOUT, 0x70 }, 3061 { ALI_INT_SPDIFIN, 0xa0 }, 3062 { ALI_INT_SPDIFOUT, 0xb0 }, 3063 }; 3064 struct ich_reg_info *tbl; 3065 3066 *r_intel8x0 = NULL; 3067 3068 if ((err = pci_enable_device(pci)) < 0) 3069 return err; 3070 3071 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 3072 if (chip == NULL) { 3073 pci_disable_device(pci); 3074 return -ENOMEM; 3075 } 3076 spin_lock_init(&chip->reg_lock); 3077 chip->device_type = device_type; 3078 chip->card = card; 3079 chip->pci = pci; 3080 chip->irq = -1; 3081 3082 /* module parameters */ 3083 chip->buggy_irq = buggy_irq; 3084 chip->buggy_semaphore = buggy_semaphore; 3085 if (xbox) 3086 chip->xbox = 1; 3087 3088 chip->inside_vm = snd_intel8x0_inside_vm(pci); 3089 3090 if (pci->vendor == PCI_VENDOR_ID_INTEL && 3091 pci->device == PCI_DEVICE_ID_INTEL_440MX) 3092 chip->fix_nocache = 1; /* enable workaround */ 3093 3094 if ((err = pci_request_regions(pci, card->shortname)) < 0) { 3095 kfree(chip); 3096 pci_disable_device(pci); 3097 return err; 3098 } 3099 3100 if (device_type == DEVICE_ALI) { 3101 /* ALI5455 has no ac97 region */ 3102 chip->bmaddr = pci_iomap(pci, 0, 0); 3103 goto port_inited; 3104 } 3105 3106 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */ 3107 chip->addr = pci_iomap(pci, 2, 0); 3108 else 3109 chip->addr = pci_iomap(pci, 0, 0); 3110 if (!chip->addr) { 3111 dev_err(card->dev, "AC'97 space ioremap problem\n"); 3112 snd_intel8x0_free(chip); 3113 return -EIO; 3114 } 3115 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */ 3116 chip->bmaddr = pci_iomap(pci, 3, 0); 3117 else 3118 chip->bmaddr = pci_iomap(pci, 1, 0); 3119 if (!chip->bmaddr) { 3120 dev_err(card->dev, "Controller space ioremap problem\n"); 3121 snd_intel8x0_free(chip); 3122 return -EIO; 3123 } 3124 3125 port_inited: 3126 chip->bdbars_count = bdbars[device_type]; 3127 3128 /* initialize offsets */ 3129 switch (device_type) { 3130 case DEVICE_NFORCE: 3131 tbl = nforce_regs; 3132 break; 3133 case DEVICE_ALI: 3134 tbl = ali_regs; 3135 break; 3136 default: 3137 tbl = intel_regs; 3138 break; 3139 } 3140 for (i = 0; i < chip->bdbars_count; i++) { 3141 ichdev = &chip->ichd[i]; 3142 ichdev->ichd = i; 3143 ichdev->reg_offset = tbl[i].offset; 3144 ichdev->int_sta_mask = tbl[i].int_sta_mask; 3145 if (device_type == DEVICE_SIS) { 3146 /* SiS 7012 swaps the registers */ 3147 ichdev->roff_sr = ICH_REG_OFF_PICB; 3148 ichdev->roff_picb = ICH_REG_OFF_SR; 3149 } else { 3150 ichdev->roff_sr = ICH_REG_OFF_SR; 3151 ichdev->roff_picb = ICH_REG_OFF_PICB; 3152 } 3153 if (device_type == DEVICE_ALI) 3154 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10; 3155 /* SIS7012 handles the pcm data in bytes, others are in samples */ 3156 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1; 3157 } 3158 3159 /* allocate buffer descriptor lists */ 3160 /* the start of each lists must be aligned to 8 bytes */ 3161 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 3162 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2, 3163 &chip->bdbars) < 0) { 3164 snd_intel8x0_free(chip); 3165 dev_err(card->dev, "cannot allocate buffer descriptors\n"); 3166 return -ENOMEM; 3167 } 3168 /* tables must be aligned to 8 bytes here, but the kernel pages 3169 are much bigger, so we don't care (on i386) */ 3170 /* workaround for 440MX */ 3171 if (chip->fix_nocache) 3172 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 3173 int_sta_masks = 0; 3174 for (i = 0; i < chip->bdbars_count; i++) { 3175 ichdev = &chip->ichd[i]; 3176 ichdev->bdbar = ((u32 *)chip->bdbars.area) + 3177 (i * ICH_MAX_FRAGS * 2); 3178 ichdev->bdbar_addr = chip->bdbars.addr + 3179 (i * sizeof(u32) * ICH_MAX_FRAGS * 2); 3180 int_sta_masks |= ichdev->int_sta_mask; 3181 } 3182 chip->int_sta_reg = device_type == DEVICE_ALI ? 3183 ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; 3184 chip->int_sta_mask = int_sta_masks; 3185 3186 pci_set_master(pci); 3187 3188 switch(chip->device_type) { 3189 case DEVICE_INTEL_ICH4: 3190 /* ICH4 can have three codecs */ 3191 chip->max_codecs = 3; 3192 chip->codec_bit = ich_codec_bits; 3193 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI; 3194 break; 3195 case DEVICE_SIS: 3196 /* recent SIS7012 can have three codecs */ 3197 chip->max_codecs = 3; 3198 chip->codec_bit = sis_codec_bits; 3199 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI; 3200 break; 3201 default: 3202 /* others up to two codecs */ 3203 chip->max_codecs = 2; 3204 chip->codec_bit = ich_codec_bits; 3205 chip->codec_ready_bits = ICH_PRI | ICH_SRI; 3206 break; 3207 } 3208 for (i = 0; i < chip->max_codecs; i++) 3209 chip->codec_isr_bits |= chip->codec_bit[i]; 3210 3211 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { 3212 snd_intel8x0_free(chip); 3213 return err; 3214 } 3215 3216 /* request irq after initializaing int_sta_mask, etc */ 3217 if (request_irq(pci->irq, snd_intel8x0_interrupt, 3218 IRQF_SHARED, KBUILD_MODNAME, chip)) { 3219 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); 3220 snd_intel8x0_free(chip); 3221 return -EBUSY; 3222 } 3223 chip->irq = pci->irq; 3224 3225 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 3226 snd_intel8x0_free(chip); 3227 return err; 3228 } 3229 3230 *r_intel8x0 = chip; 3231 return 0; 3232 } 3233 3234 static struct shortname_table { 3235 unsigned int id; 3236 const char *s; 3237 } shortnames[] = { 3238 { PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" }, 3239 { PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" }, 3240 { PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" }, 3241 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" }, 3242 { PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" }, 3243 { PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" }, 3244 { PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" }, 3245 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" }, 3246 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" }, 3247 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" }, 3248 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" }, 3249 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" }, 3250 { PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" }, 3251 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" }, 3252 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" }, 3253 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" }, 3254 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" }, 3255 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" }, 3256 { 0x003a, "NVidia MCP04" }, 3257 { 0x746d, "AMD AMD8111" }, 3258 { 0x7445, "AMD AMD768" }, 3259 { 0x5455, "ALi M5455" }, 3260 { 0, NULL }, 3261 }; 3262 3263 static struct snd_pci_quirk spdif_aclink_defaults[] = { 3264 SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1), 3265 { } /* end */ 3266 }; 3267 3268 /* look up white/black list for SPDIF over ac-link */ 3269 static int check_default_spdif_aclink(struct pci_dev *pci) 3270 { 3271 const struct snd_pci_quirk *w; 3272 3273 w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults); 3274 if (w) { 3275 if (w->value) 3276 dev_dbg(&pci->dev, 3277 "Using SPDIF over AC-Link for %s\n", 3278 snd_pci_quirk_name(w)); 3279 else 3280 dev_dbg(&pci->dev, 3281 "Using integrated SPDIF DMA for %s\n", 3282 snd_pci_quirk_name(w)); 3283 return w->value; 3284 } 3285 return 0; 3286 } 3287 3288 static int snd_intel8x0_probe(struct pci_dev *pci, 3289 const struct pci_device_id *pci_id) 3290 { 3291 struct snd_card *card; 3292 struct intel8x0 *chip; 3293 int err; 3294 struct shortname_table *name; 3295 3296 err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card); 3297 if (err < 0) 3298 return err; 3299 3300 if (spdif_aclink < 0) 3301 spdif_aclink = check_default_spdif_aclink(pci); 3302 3303 strcpy(card->driver, "ICH"); 3304 if (!spdif_aclink) { 3305 switch (pci_id->driver_data) { 3306 case DEVICE_NFORCE: 3307 strcpy(card->driver, "NFORCE"); 3308 break; 3309 case DEVICE_INTEL_ICH4: 3310 strcpy(card->driver, "ICH4"); 3311 } 3312 } 3313 3314 strcpy(card->shortname, "Intel ICH"); 3315 for (name = shortnames; name->id; name++) { 3316 if (pci->device == name->id) { 3317 strcpy(card->shortname, name->s); 3318 break; 3319 } 3320 } 3321 3322 if (buggy_irq < 0) { 3323 /* some Nforce[2] and ICH boards have problems with IRQ handling. 3324 * Needs to return IRQ_HANDLED for unknown irqs. 3325 */ 3326 if (pci_id->driver_data == DEVICE_NFORCE) 3327 buggy_irq = 1; 3328 else 3329 buggy_irq = 0; 3330 } 3331 3332 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, 3333 &chip)) < 0) { 3334 snd_card_free(card); 3335 return err; 3336 } 3337 card->private_data = chip; 3338 3339 if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) { 3340 snd_card_free(card); 3341 return err; 3342 } 3343 if ((err = snd_intel8x0_pcm(chip)) < 0) { 3344 snd_card_free(card); 3345 return err; 3346 } 3347 3348 snd_intel8x0_proc_init(chip); 3349 3350 snprintf(card->longname, sizeof(card->longname), 3351 "%s with %s at irq %i", card->shortname, 3352 snd_ac97_get_short_name(chip->ac97[0]), chip->irq); 3353 3354 if (ac97_clock == 0 || ac97_clock == 1) { 3355 if (ac97_clock == 0) { 3356 if (intel8x0_in_clock_list(chip) == 0) 3357 intel8x0_measure_ac97_clock(chip); 3358 } else { 3359 intel8x0_measure_ac97_clock(chip); 3360 } 3361 } 3362 3363 if ((err = snd_card_register(card)) < 0) { 3364 snd_card_free(card); 3365 return err; 3366 } 3367 pci_set_drvdata(pci, card); 3368 return 0; 3369 } 3370 3371 static void snd_intel8x0_remove(struct pci_dev *pci) 3372 { 3373 snd_card_free(pci_get_drvdata(pci)); 3374 } 3375 3376 static struct pci_driver intel8x0_driver = { 3377 .name = KBUILD_MODNAME, 3378 .id_table = snd_intel8x0_ids, 3379 .probe = snd_intel8x0_probe, 3380 .remove = snd_intel8x0_remove, 3381 .driver = { 3382 .pm = INTEL8X0_PM_OPS, 3383 }, 3384 }; 3385 3386 module_pci_driver(intel8x0_driver); 3387