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 <linux/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 #ifdef CONFIG_X86 44 #include <asm/set_memory.h> 45 #endif 46 47 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); 48 MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455"); 49 MODULE_LICENSE("GPL"); 50 MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH}," 51 "{Intel,82901AB-ICH0}," 52 "{Intel,82801BA-ICH2}," 53 "{Intel,82801CA-ICH3}," 54 "{Intel,82801DB-ICH4}," 55 "{Intel,ICH5}," 56 "{Intel,ICH6}," 57 "{Intel,ICH7}," 58 "{Intel,6300ESB}," 59 "{Intel,ESB2}," 60 "{Intel,MX440}," 61 "{SiS,SI7012}," 62 "{NVidia,nForce Audio}," 63 "{NVidia,nForce2 Audio}," 64 "{NVidia,nForce3 Audio}," 65 "{NVidia,MCP04}," 66 "{NVidia,MCP501}," 67 "{NVidia,CK804}," 68 "{NVidia,CK8}," 69 "{NVidia,CK8S}," 70 "{AMD,AMD768}," 71 "{AMD,AMD8111}," 72 "{ALI,M5455}}"); 73 74 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ 75 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ 76 static int ac97_clock; 77 static char *ac97_quirk; 78 static bool buggy_semaphore; 79 static int buggy_irq = -1; /* auto-check */ 80 static bool xbox; 81 static int spdif_aclink = -1; 82 static int inside_vm = -1; 83 84 module_param(index, int, 0444); 85 MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard."); 86 module_param(id, charp, 0444); 87 MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard."); 88 module_param(ac97_clock, int, 0444); 89 MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = whitelist + auto-detect, 1 = force autodetect)."); 90 module_param(ac97_quirk, charp, 0444); 91 MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware."); 92 module_param(buggy_semaphore, bool, 0444); 93 MODULE_PARM_DESC(buggy_semaphore, "Enable workaround for hardwares with problematic codec semaphores."); 94 module_param(buggy_irq, bint, 0444); 95 MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards."); 96 module_param(xbox, bool, 0444); 97 MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection."); 98 module_param(spdif_aclink, int, 0444); 99 MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link."); 100 module_param(inside_vm, bint, 0444); 101 MODULE_PARM_DESC(inside_vm, "KVM/Parallels optimization."); 102 103 /* just for backward compatibility */ 104 static bool enable; 105 module_param(enable, bool, 0444); 106 static int joystick; 107 module_param(joystick, int, 0444); 108 109 /* 110 * Direct registers 111 */ 112 enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE }; 113 114 #define ICHREG(x) ICH_REG_##x 115 116 #define DEFINE_REGSET(name,base) \ 117 enum { \ 118 ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \ 119 ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \ 120 ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \ 121 ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \ 122 ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \ 123 ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \ 124 ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \ 125 }; 126 127 /* busmaster blocks */ 128 DEFINE_REGSET(OFF, 0); /* offset */ 129 DEFINE_REGSET(PI, 0x00); /* PCM in */ 130 DEFINE_REGSET(PO, 0x10); /* PCM out */ 131 DEFINE_REGSET(MC, 0x20); /* Mic in */ 132 133 /* ICH4 busmaster blocks */ 134 DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */ 135 DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */ 136 DEFINE_REGSET(SP, 0x60); /* SPDIF out */ 137 138 /* values for each busmaster block */ 139 140 /* LVI */ 141 #define ICH_REG_LVI_MASK 0x1f 142 143 /* SR */ 144 #define ICH_FIFOE 0x10 /* FIFO error */ 145 #define ICH_BCIS 0x08 /* buffer completion interrupt status */ 146 #define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */ 147 #define ICH_CELV 0x02 /* current equals last valid */ 148 #define ICH_DCH 0x01 /* DMA controller halted */ 149 150 /* PIV */ 151 #define ICH_REG_PIV_MASK 0x1f /* mask */ 152 153 /* CR */ 154 #define ICH_IOCE 0x10 /* interrupt on completion enable */ 155 #define ICH_FEIE 0x08 /* fifo error interrupt enable */ 156 #define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */ 157 #define ICH_RESETREGS 0x02 /* reset busmaster registers */ 158 #define ICH_STARTBM 0x01 /* start busmaster operation */ 159 160 161 /* global block */ 162 #define ICH_REG_GLOB_CNT 0x2c /* dword - global control */ 163 #define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */ 164 #define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */ 165 #define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */ 166 #define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */ 167 #define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */ 168 #define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */ 169 #define ICH_PCM_246_MASK 0x00300000 /* chan mask (not all chips) */ 170 #define ICH_PCM_8 0x00300000 /* 8 channels (not all chips) */ 171 #define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */ 172 #define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */ 173 #define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */ 174 #define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */ 175 #define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */ 176 #define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */ 177 #define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */ 178 #define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */ 179 #define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */ 180 #define ICH_PRIE 0x00000010 /* primary resume interrupt enable */ 181 #define ICH_ACLINK 0x00000008 /* AClink shut off */ 182 #define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */ 183 #define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */ 184 #define ICH_GIE 0x00000001 /* GPI interrupt enable */ 185 #define ICH_REG_GLOB_STA 0x30 /* dword - global status */ 186 #define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */ 187 #define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */ 188 #define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */ 189 #define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */ 190 #define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */ 191 #define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */ 192 #define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */ 193 #define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */ 194 #define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */ 195 #define ICH_SIS_TRI 0x00080000 /* SIS: tertiary resume irq */ 196 #define ICH_SIS_TCR 0x00040000 /* SIS: tertiary codec ready */ 197 #define ICH_MD3 0x00020000 /* modem power down semaphore */ 198 #define ICH_AD3 0x00010000 /* audio power down semaphore */ 199 #define ICH_RCS 0x00008000 /* read completion status */ 200 #define ICH_BIT3 0x00004000 /* bit 3 slot 12 */ 201 #define ICH_BIT2 0x00002000 /* bit 2 slot 12 */ 202 #define ICH_BIT1 0x00001000 /* bit 1 slot 12 */ 203 #define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */ 204 #define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */ 205 #define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */ 206 #define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */ 207 #define ICH_MCINT 0x00000080 /* MIC capture interrupt */ 208 #define ICH_POINT 0x00000040 /* playback interrupt */ 209 #define ICH_PIINT 0x00000020 /* capture interrupt */ 210 #define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */ 211 #define ICH_MOINT 0x00000004 /* modem playback interrupt */ 212 #define ICH_MIINT 0x00000002 /* modem capture interrupt */ 213 #define ICH_GSCI 0x00000001 /* GPI status change interrupt */ 214 #define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */ 215 #define ICH_CAS 0x01 /* codec access semaphore */ 216 #define ICH_REG_SDM 0x80 217 #define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */ 218 #define ICH_DI2L_SHIFT 6 219 #define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */ 220 #define ICH_DI1L_SHIFT 4 221 #define ICH_SE 0x00000008 /* steer enable */ 222 #define ICH_LDI_MASK 0x00000003 /* last codec read data input */ 223 224 #define ICH_MAX_FRAGS 32 /* max hw frags */ 225 226 227 /* 228 * registers for Ali5455 229 */ 230 231 /* ALi 5455 busmaster blocks */ 232 DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */ 233 DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */ 234 DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */ 235 DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */ 236 DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */ 237 DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */ 238 DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */ 239 DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */ 240 DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */ 241 DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */ 242 DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */ 243 244 enum { 245 ICH_REG_ALI_SCR = 0x00, /* System Control Register */ 246 ICH_REG_ALI_SSR = 0x04, /* System Status Register */ 247 ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */ 248 ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */ 249 ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */ 250 ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */ 251 ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */ 252 ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */ 253 ICH_REG_ALI_CPR = 0x20, /* Command Port Register */ 254 ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */ 255 ICH_REG_ALI_SPR = 0x24, /* Status Port Register */ 256 ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */ 257 ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */ 258 ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */ 259 ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */ 260 ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */ 261 ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */ 262 ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */ 263 ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */ 264 ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */ 265 ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */ 266 }; 267 268 #define ALI_CAS_SEM_BUSY 0x80000000 269 #define ALI_CPR_ADDR_SECONDARY 0x100 270 #define ALI_CPR_ADDR_READ 0x80 271 #define ALI_CSPSR_CODEC_READY 0x08 272 #define ALI_CSPSR_READ_OK 0x02 273 #define ALI_CSPSR_WRITE_OK 0x01 274 275 /* interrupts for the whole chip by interrupt status register finish */ 276 277 #define ALI_INT_MICIN2 (1<<26) 278 #define ALI_INT_PCMIN2 (1<<25) 279 #define ALI_INT_I2SIN (1<<24) 280 #define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */ 281 #define ALI_INT_SPDIFIN (1<<22) 282 #define ALI_INT_LFEOUT (1<<21) 283 #define ALI_INT_CENTEROUT (1<<20) 284 #define ALI_INT_CODECSPDIFOUT (1<<19) 285 #define ALI_INT_MICIN (1<<18) 286 #define ALI_INT_PCMOUT (1<<17) 287 #define ALI_INT_PCMIN (1<<16) 288 #define ALI_INT_CPRAIS (1<<7) /* command port available */ 289 #define ALI_INT_SPRAIS (1<<5) /* status port available */ 290 #define ALI_INT_GPIO (1<<1) 291 #define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|\ 292 ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN) 293 294 #define ICH_ALI_SC_RESET (1<<31) /* master reset */ 295 #define ICH_ALI_SC_AC97_DBL (1<<30) 296 #define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */ 297 #define ICH_ALI_SC_IN_BITS (3<<18) 298 #define ICH_ALI_SC_OUT_BITS (3<<16) 299 #define ICH_ALI_SC_6CH_CFG (3<<14) 300 #define ICH_ALI_SC_PCM_4 (1<<8) 301 #define ICH_ALI_SC_PCM_6 (2<<8) 302 #define ICH_ALI_SC_PCM_246_MASK (3<<8) 303 304 #define ICH_ALI_SS_SEC_ID (3<<5) 305 #define ICH_ALI_SS_PRI_ID (3<<3) 306 307 #define ICH_ALI_IF_AC97SP (1<<21) 308 #define ICH_ALI_IF_MC (1<<20) 309 #define ICH_ALI_IF_PI (1<<19) 310 #define ICH_ALI_IF_MC2 (1<<18) 311 #define ICH_ALI_IF_PI2 (1<<17) 312 #define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */ 313 #define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */ 314 #define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */ 315 #define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */ 316 #define ICH_ALI_IF_PO_SPDF (1<<3) 317 #define ICH_ALI_IF_PO (1<<1) 318 319 /* 320 * 321 */ 322 323 enum { 324 ICHD_PCMIN, 325 ICHD_PCMOUT, 326 ICHD_MIC, 327 ICHD_MIC2, 328 ICHD_PCM2IN, 329 ICHD_SPBAR, 330 ICHD_LAST = ICHD_SPBAR 331 }; 332 enum { 333 NVD_PCMIN, 334 NVD_PCMOUT, 335 NVD_MIC, 336 NVD_SPBAR, 337 NVD_LAST = NVD_SPBAR 338 }; 339 enum { 340 ALID_PCMIN, 341 ALID_PCMOUT, 342 ALID_MIC, 343 ALID_AC97SPDIFOUT, 344 ALID_SPDIFIN, 345 ALID_SPDIFOUT, 346 ALID_LAST = ALID_SPDIFOUT 347 }; 348 349 #define get_ichdev(substream) (substream->runtime->private_data) 350 351 struct ichdev { 352 unsigned int ichd; /* ich device number */ 353 unsigned long reg_offset; /* offset to bmaddr */ 354 u32 *bdbar; /* CPU address (32bit) */ 355 unsigned int bdbar_addr; /* PCI bus address (32bit) */ 356 struct snd_pcm_substream *substream; 357 unsigned int physbuf; /* physical address (32bit) */ 358 unsigned int size; 359 unsigned int fragsize; 360 unsigned int fragsize1; 361 unsigned int position; 362 unsigned int pos_shift; 363 unsigned int last_pos; 364 int frags; 365 int lvi; 366 int lvi_frag; 367 int civ; 368 int ack; 369 int ack_reload; 370 unsigned int ack_bit; 371 unsigned int roff_sr; 372 unsigned int roff_picb; 373 unsigned int int_sta_mask; /* interrupt status mask */ 374 unsigned int ali_slot; /* ALI DMA slot */ 375 struct ac97_pcm *pcm; 376 int pcm_open_flag; 377 unsigned int page_attr_changed: 1; 378 unsigned int suspended: 1; 379 }; 380 381 struct intel8x0 { 382 unsigned int device_type; 383 384 int irq; 385 386 void __iomem *addr; 387 void __iomem *bmaddr; 388 389 struct pci_dev *pci; 390 struct snd_card *card; 391 392 int pcm_devs; 393 struct snd_pcm *pcm[6]; 394 struct ichdev ichd[6]; 395 396 unsigned multi4: 1, 397 multi6: 1, 398 multi8 :1, 399 dra: 1, 400 smp20bit: 1; 401 unsigned in_ac97_init: 1, 402 in_sdin_init: 1; 403 unsigned in_measurement: 1; /* during ac97 clock measurement */ 404 unsigned fix_nocache: 1; /* workaround for 440MX */ 405 unsigned buggy_irq: 1; /* workaround for buggy mobos */ 406 unsigned xbox: 1; /* workaround for Xbox AC'97 detection */ 407 unsigned buggy_semaphore: 1; /* workaround for buggy codec semaphore */ 408 unsigned inside_vm: 1; /* enable VM optimization */ 409 410 int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */ 411 unsigned int sdm_saved; /* SDM reg value */ 412 413 struct snd_ac97_bus *ac97_bus; 414 struct snd_ac97 *ac97[3]; 415 unsigned int ac97_sdin[3]; 416 unsigned int max_codecs, ncodecs; 417 unsigned int *codec_bit; 418 unsigned int codec_isr_bits; 419 unsigned int codec_ready_bits; 420 421 spinlock_t reg_lock; 422 423 u32 bdbars_count; 424 struct snd_dma_buffer bdbars; 425 u32 int_sta_reg; /* interrupt status register */ 426 u32 int_sta_mask; /* interrupt status mask */ 427 }; 428 429 static const struct pci_device_id snd_intel8x0_ids[] = { 430 { PCI_VDEVICE(INTEL, 0x2415), DEVICE_INTEL }, /* 82801AA */ 431 { PCI_VDEVICE(INTEL, 0x2425), DEVICE_INTEL }, /* 82901AB */ 432 { PCI_VDEVICE(INTEL, 0x2445), DEVICE_INTEL }, /* 82801BA */ 433 { PCI_VDEVICE(INTEL, 0x2485), DEVICE_INTEL }, /* ICH3 */ 434 { PCI_VDEVICE(INTEL, 0x24c5), DEVICE_INTEL_ICH4 }, /* ICH4 */ 435 { PCI_VDEVICE(INTEL, 0x24d5), DEVICE_INTEL_ICH4 }, /* ICH5 */ 436 { PCI_VDEVICE(INTEL, 0x25a6), DEVICE_INTEL_ICH4 }, /* ESB */ 437 { PCI_VDEVICE(INTEL, 0x266e), DEVICE_INTEL_ICH4 }, /* ICH6 */ 438 { PCI_VDEVICE(INTEL, 0x27de), DEVICE_INTEL_ICH4 }, /* ICH7 */ 439 { PCI_VDEVICE(INTEL, 0x2698), DEVICE_INTEL_ICH4 }, /* ESB2 */ 440 { PCI_VDEVICE(INTEL, 0x7195), DEVICE_INTEL }, /* 440MX */ 441 { PCI_VDEVICE(SI, 0x7012), DEVICE_SIS }, /* SI7012 */ 442 { PCI_VDEVICE(NVIDIA, 0x01b1), DEVICE_NFORCE }, /* NFORCE */ 443 { PCI_VDEVICE(NVIDIA, 0x003a), DEVICE_NFORCE }, /* MCP04 */ 444 { PCI_VDEVICE(NVIDIA, 0x006a), DEVICE_NFORCE }, /* NFORCE2 */ 445 { PCI_VDEVICE(NVIDIA, 0x0059), DEVICE_NFORCE }, /* CK804 */ 446 { PCI_VDEVICE(NVIDIA, 0x008a), DEVICE_NFORCE }, /* CK8 */ 447 { PCI_VDEVICE(NVIDIA, 0x00da), DEVICE_NFORCE }, /* NFORCE3 */ 448 { PCI_VDEVICE(NVIDIA, 0x00ea), DEVICE_NFORCE }, /* CK8S */ 449 { PCI_VDEVICE(NVIDIA, 0x026b), DEVICE_NFORCE }, /* MCP51 */ 450 { PCI_VDEVICE(AMD, 0x746d), DEVICE_INTEL }, /* AMD8111 */ 451 { PCI_VDEVICE(AMD, 0x7445), DEVICE_INTEL }, /* AMD768 */ 452 { PCI_VDEVICE(AL, 0x5455), DEVICE_ALI }, /* Ali5455 */ 453 { 0, } 454 }; 455 456 MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids); 457 458 /* 459 * Lowlevel I/O - busmaster 460 */ 461 462 static inline u8 igetbyte(struct intel8x0 *chip, u32 offset) 463 { 464 return ioread8(chip->bmaddr + offset); 465 } 466 467 static inline u16 igetword(struct intel8x0 *chip, u32 offset) 468 { 469 return ioread16(chip->bmaddr + offset); 470 } 471 472 static inline u32 igetdword(struct intel8x0 *chip, u32 offset) 473 { 474 return ioread32(chip->bmaddr + offset); 475 } 476 477 static inline void iputbyte(struct intel8x0 *chip, u32 offset, u8 val) 478 { 479 iowrite8(val, chip->bmaddr + offset); 480 } 481 482 static inline void iputword(struct intel8x0 *chip, u32 offset, u16 val) 483 { 484 iowrite16(val, chip->bmaddr + offset); 485 } 486 487 static inline void iputdword(struct intel8x0 *chip, u32 offset, u32 val) 488 { 489 iowrite32(val, chip->bmaddr + offset); 490 } 491 492 /* 493 * Lowlevel I/O - AC'97 registers 494 */ 495 496 static inline u16 iagetword(struct intel8x0 *chip, u32 offset) 497 { 498 return ioread16(chip->addr + offset); 499 } 500 501 static inline void iaputword(struct intel8x0 *chip, u32 offset, u16 val) 502 { 503 iowrite16(val, chip->addr + offset); 504 } 505 506 /* 507 * Basic I/O 508 */ 509 510 /* 511 * access to AC97 codec via normal i/o (for ICH and SIS7012) 512 */ 513 514 static int snd_intel8x0_codec_semaphore(struct intel8x0 *chip, unsigned int codec) 515 { 516 int time; 517 518 if (codec > 2) 519 return -EIO; 520 if (chip->in_sdin_init) { 521 /* we don't know the ready bit assignment at the moment */ 522 /* so we check any */ 523 codec = chip->codec_isr_bits; 524 } else { 525 codec = chip->codec_bit[chip->ac97_sdin[codec]]; 526 } 527 528 /* codec ready ? */ 529 if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0) 530 return -EIO; 531 532 if (chip->buggy_semaphore) 533 return 0; /* just ignore ... */ 534 535 /* Anyone holding a semaphore for 1 msec should be shot... */ 536 time = 100; 537 do { 538 if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS)) 539 return 0; 540 udelay(10); 541 } while (time--); 542 543 /* access to some forbidden (non existent) ac97 registers will not 544 * reset the semaphore. So even if you don't get the semaphore, still 545 * continue the access. We don't need the semaphore anyway. */ 546 dev_err(chip->card->dev, 547 "codec_semaphore: semaphore is not ready [0x%x][0x%x]\n", 548 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA))); 549 iagetword(chip, 0); /* clear semaphore flag */ 550 /* I don't care about the semaphore */ 551 return -EBUSY; 552 } 553 554 static void snd_intel8x0_codec_write(struct snd_ac97 *ac97, 555 unsigned short reg, 556 unsigned short val) 557 { 558 struct intel8x0 *chip = ac97->private_data; 559 560 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 561 if (! chip->in_ac97_init) 562 dev_err(chip->card->dev, 563 "codec_write %d: semaphore is not ready for register 0x%x\n", 564 ac97->num, reg); 565 } 566 iaputword(chip, reg + ac97->num * 0x80, val); 567 } 568 569 static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97, 570 unsigned short reg) 571 { 572 struct intel8x0 *chip = ac97->private_data; 573 unsigned short res; 574 unsigned int tmp; 575 576 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) { 577 if (! chip->in_ac97_init) 578 dev_err(chip->card->dev, 579 "codec_read %d: semaphore is not ready for register 0x%x\n", 580 ac97->num, reg); 581 res = 0xffff; 582 } else { 583 res = iagetword(chip, reg + ac97->num * 0x80); 584 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 585 /* reset RCS and preserve other R/WC bits */ 586 iputdword(chip, ICHREG(GLOB_STA), tmp & 587 ~(chip->codec_ready_bits | ICH_GSCI)); 588 if (! chip->in_ac97_init) 589 dev_err(chip->card->dev, 590 "codec_read %d: read timeout for register 0x%x\n", 591 ac97->num, reg); 592 res = 0xffff; 593 } 594 } 595 return res; 596 } 597 598 static void snd_intel8x0_codec_read_test(struct intel8x0 *chip, 599 unsigned int codec) 600 { 601 unsigned int tmp; 602 603 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) { 604 iagetword(chip, codec * 0x80); 605 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { 606 /* reset RCS and preserve other R/WC bits */ 607 iputdword(chip, ICHREG(GLOB_STA), tmp & 608 ~(chip->codec_ready_bits | ICH_GSCI)); 609 } 610 } 611 } 612 613 /* 614 * access to AC97 for Ali5455 615 */ 616 static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask) 617 { 618 int count = 0; 619 for (count = 0; count < 0x7f; count++) { 620 int val = igetbyte(chip, ICHREG(ALI_CSPSR)); 621 if (val & mask) 622 return 0; 623 } 624 if (! chip->in_ac97_init) 625 dev_warn(chip->card->dev, "AC97 codec ready timeout.\n"); 626 return -EBUSY; 627 } 628 629 static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip) 630 { 631 int time = 100; 632 if (chip->buggy_semaphore) 633 return 0; /* just ignore ... */ 634 while (--time && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY)) 635 udelay(1); 636 if (! time && ! chip->in_ac97_init) 637 dev_warn(chip->card->dev, "ali_codec_semaphore timeout\n"); 638 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY); 639 } 640 641 static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg) 642 { 643 struct intel8x0 *chip = ac97->private_data; 644 unsigned short data = 0xffff; 645 646 if (snd_intel8x0_ali_codec_semaphore(chip)) 647 goto __err; 648 reg |= ALI_CPR_ADDR_READ; 649 if (ac97->num) 650 reg |= ALI_CPR_ADDR_SECONDARY; 651 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 652 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK)) 653 goto __err; 654 data = igetword(chip, ICHREG(ALI_SPR)); 655 __err: 656 return data; 657 } 658 659 static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg, 660 unsigned short val) 661 { 662 struct intel8x0 *chip = ac97->private_data; 663 664 if (snd_intel8x0_ali_codec_semaphore(chip)) 665 return; 666 iputword(chip, ICHREG(ALI_CPR), val); 667 if (ac97->num) 668 reg |= ALI_CPR_ADDR_SECONDARY; 669 iputword(chip, ICHREG(ALI_CPR_ADDR), reg); 670 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK); 671 } 672 673 674 /* 675 * DMA I/O 676 */ 677 static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev) 678 { 679 int idx; 680 u32 *bdbar = ichdev->bdbar; 681 unsigned long port = ichdev->reg_offset; 682 683 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 684 if (ichdev->size == ichdev->fragsize) { 685 ichdev->ack_reload = ichdev->ack = 2; 686 ichdev->fragsize1 = ichdev->fragsize >> 1; 687 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) { 688 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf); 689 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 690 ichdev->fragsize1 >> ichdev->pos_shift); 691 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1)); 692 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 693 ichdev->fragsize1 >> ichdev->pos_shift); 694 } 695 ichdev->frags = 2; 696 } else { 697 ichdev->ack_reload = ichdev->ack = 1; 698 ichdev->fragsize1 = ichdev->fragsize; 699 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) { 700 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + 701 (((idx >> 1) * ichdev->fragsize) % 702 ichdev->size)); 703 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */ 704 ichdev->fragsize >> ichdev->pos_shift); 705 #if 0 706 dev_dbg(chip->card->dev, "bdbar[%i] = 0x%x [0x%x]\n", 707 idx + 0, bdbar[idx + 0], bdbar[idx + 1]); 708 #endif 709 } 710 ichdev->frags = ichdev->size / ichdev->fragsize; 711 } 712 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK); 713 ichdev->civ = 0; 714 iputbyte(chip, port + ICH_REG_OFF_CIV, 0); 715 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags; 716 ichdev->position = 0; 717 #if 0 718 dev_dbg(chip->card->dev, 719 "lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n", 720 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, 721 ichdev->fragsize1); 722 #endif 723 /* clear interrupts */ 724 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 725 } 726 727 #ifdef __i386__ 728 /* 729 * Intel 82443MX running a 100MHz processor system bus has a hardware bug, 730 * which aborts PCI busmaster for audio transfer. A workaround is to set 731 * the pages as non-cached. For details, see the errata in 732 * http://download.intel.com/design/chipsets/specupdt/24505108.pdf 733 */ 734 static void fill_nocache(void *buf, int size, int nocache) 735 { 736 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; 737 if (nocache) 738 set_pages_uc(virt_to_page(buf), size); 739 else 740 set_pages_wb(virt_to_page(buf), size); 741 } 742 #else 743 #define fill_nocache(buf, size, nocache) do { ; } while (0) 744 #endif 745 746 /* 747 * Interrupt handler 748 */ 749 750 static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev) 751 { 752 unsigned long port = ichdev->reg_offset; 753 unsigned long flags; 754 int status, civ, i, step; 755 int ack = 0; 756 757 spin_lock_irqsave(&chip->reg_lock, flags); 758 status = igetbyte(chip, port + ichdev->roff_sr); 759 civ = igetbyte(chip, port + ICH_REG_OFF_CIV); 760 if (!(status & ICH_BCIS)) { 761 step = 0; 762 } else if (civ == ichdev->civ) { 763 // snd_printd("civ same %d\n", civ); 764 step = 1; 765 ichdev->civ++; 766 ichdev->civ &= ICH_REG_LVI_MASK; 767 } else { 768 step = civ - ichdev->civ; 769 if (step < 0) 770 step += ICH_REG_LVI_MASK + 1; 771 // if (step != 1) 772 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ); 773 ichdev->civ = civ; 774 } 775 776 ichdev->position += step * ichdev->fragsize1; 777 if (! chip->in_measurement) 778 ichdev->position %= ichdev->size; 779 ichdev->lvi += step; 780 ichdev->lvi &= ICH_REG_LVI_MASK; 781 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 782 for (i = 0; i < step; i++) { 783 ichdev->lvi_frag++; 784 ichdev->lvi_frag %= ichdev->frags; 785 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1); 786 #if 0 787 dev_dbg(chip->card->dev, 788 "new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n", 789 ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2], 790 ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port), 791 inl(port + 4), inb(port + ICH_REG_OFF_CR)); 792 #endif 793 if (--ichdev->ack == 0) { 794 ichdev->ack = ichdev->ack_reload; 795 ack = 1; 796 } 797 } 798 spin_unlock_irqrestore(&chip->reg_lock, flags); 799 if (ack && ichdev->substream) { 800 snd_pcm_period_elapsed(ichdev->substream); 801 } 802 iputbyte(chip, port + ichdev->roff_sr, 803 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI)); 804 } 805 806 static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id) 807 { 808 struct intel8x0 *chip = dev_id; 809 struct ichdev *ichdev; 810 unsigned int status; 811 unsigned int i; 812 813 status = igetdword(chip, chip->int_sta_reg); 814 if (status == 0xffffffff) /* we are not yet resumed */ 815 return IRQ_NONE; 816 817 if ((status & chip->int_sta_mask) == 0) { 818 if (status) { 819 /* ack */ 820 iputdword(chip, chip->int_sta_reg, status); 821 if (! chip->buggy_irq) 822 status = 0; 823 } 824 return IRQ_RETVAL(status); 825 } 826 827 for (i = 0; i < chip->bdbars_count; i++) { 828 ichdev = &chip->ichd[i]; 829 if (status & ichdev->int_sta_mask) 830 snd_intel8x0_update(chip, ichdev); 831 } 832 833 /* ack them */ 834 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask); 835 836 return IRQ_HANDLED; 837 } 838 839 /* 840 * PCM part 841 */ 842 843 static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 844 { 845 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 846 struct ichdev *ichdev = get_ichdev(substream); 847 unsigned char val = 0; 848 unsigned long port = ichdev->reg_offset; 849 850 switch (cmd) { 851 case SNDRV_PCM_TRIGGER_RESUME: 852 ichdev->suspended = 0; 853 /* fallthru */ 854 case SNDRV_PCM_TRIGGER_START: 855 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 856 val = ICH_IOCE | ICH_STARTBM; 857 ichdev->last_pos = ichdev->position; 858 break; 859 case SNDRV_PCM_TRIGGER_SUSPEND: 860 ichdev->suspended = 1; 861 /* fallthru */ 862 case SNDRV_PCM_TRIGGER_STOP: 863 val = 0; 864 break; 865 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 866 val = ICH_IOCE; 867 break; 868 default: 869 return -EINVAL; 870 } 871 iputbyte(chip, port + ICH_REG_OFF_CR, val); 872 if (cmd == SNDRV_PCM_TRIGGER_STOP) { 873 /* wait until DMA stopped */ 874 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ; 875 /* reset whole DMA things */ 876 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 877 } 878 return 0; 879 } 880 881 static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd) 882 { 883 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 884 struct ichdev *ichdev = get_ichdev(substream); 885 unsigned long port = ichdev->reg_offset; 886 static int fiforeg[] = { 887 ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3) 888 }; 889 unsigned int val, fifo; 890 891 val = igetdword(chip, ICHREG(ALI_DMACR)); 892 switch (cmd) { 893 case SNDRV_PCM_TRIGGER_RESUME: 894 ichdev->suspended = 0; 895 /* fallthru */ 896 case SNDRV_PCM_TRIGGER_START: 897 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 898 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 899 /* clear FIFO for synchronization of channels */ 900 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]); 901 fifo &= ~(0xff << (ichdev->ali_slot % 4)); 902 fifo |= 0x83 << (ichdev->ali_slot % 4); 903 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo); 904 } 905 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 906 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */ 907 /* start DMA */ 908 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot)); 909 break; 910 case SNDRV_PCM_TRIGGER_SUSPEND: 911 ichdev->suspended = 1; 912 /* fallthru */ 913 case SNDRV_PCM_TRIGGER_STOP: 914 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 915 /* pause */ 916 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16))); 917 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 918 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 919 ; 920 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) 921 break; 922 /* reset whole DMA things */ 923 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 924 /* clear interrupts */ 925 iputbyte(chip, port + ICH_REG_OFF_SR, 926 igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e); 927 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 928 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask); 929 break; 930 default: 931 return -EINVAL; 932 } 933 return 0; 934 } 935 936 static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream, 937 struct snd_pcm_hw_params *hw_params) 938 { 939 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 940 struct ichdev *ichdev = get_ichdev(substream); 941 struct snd_pcm_runtime *runtime = substream->runtime; 942 int dbl = params_rate(hw_params) > 48000; 943 int err; 944 945 if (chip->fix_nocache && ichdev->page_attr_changed) { 946 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); /* clear */ 947 ichdev->page_attr_changed = 0; 948 } 949 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 950 if (err < 0) 951 return err; 952 if (chip->fix_nocache) { 953 if (runtime->dma_area && ! ichdev->page_attr_changed) { 954 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 955 ichdev->page_attr_changed = 1; 956 } 957 } 958 if (ichdev->pcm_open_flag) { 959 snd_ac97_pcm_close(ichdev->pcm); 960 ichdev->pcm_open_flag = 0; 961 } 962 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params), 963 params_channels(hw_params), 964 ichdev->pcm->r[dbl].slots); 965 if (err >= 0) { 966 ichdev->pcm_open_flag = 1; 967 /* Force SPDIF setting */ 968 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0) 969 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF, 970 params_rate(hw_params)); 971 } 972 return err; 973 } 974 975 static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream) 976 { 977 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 978 struct ichdev *ichdev = get_ichdev(substream); 979 980 if (ichdev->pcm_open_flag) { 981 snd_ac97_pcm_close(ichdev->pcm); 982 ichdev->pcm_open_flag = 0; 983 } 984 if (chip->fix_nocache && ichdev->page_attr_changed) { 985 fill_nocache(substream->runtime->dma_area, substream->runtime->dma_bytes, 0); 986 ichdev->page_attr_changed = 0; 987 } 988 return snd_pcm_lib_free_pages(substream); 989 } 990 991 static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip, 992 struct snd_pcm_runtime *runtime) 993 { 994 unsigned int cnt; 995 int dbl = runtime->rate > 48000; 996 997 spin_lock_irq(&chip->reg_lock); 998 switch (chip->device_type) { 999 case DEVICE_ALI: 1000 cnt = igetdword(chip, ICHREG(ALI_SCR)); 1001 cnt &= ~ICH_ALI_SC_PCM_246_MASK; 1002 if (runtime->channels == 4 || dbl) 1003 cnt |= ICH_ALI_SC_PCM_4; 1004 else if (runtime->channels == 6) 1005 cnt |= ICH_ALI_SC_PCM_6; 1006 iputdword(chip, ICHREG(ALI_SCR), cnt); 1007 break; 1008 case DEVICE_SIS: 1009 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1010 cnt &= ~ICH_SIS_PCM_246_MASK; 1011 if (runtime->channels == 4 || dbl) 1012 cnt |= ICH_SIS_PCM_4; 1013 else if (runtime->channels == 6) 1014 cnt |= ICH_SIS_PCM_6; 1015 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1016 break; 1017 default: 1018 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 1019 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT); 1020 if (runtime->channels == 4 || dbl) 1021 cnt |= ICH_PCM_4; 1022 else if (runtime->channels == 6) 1023 cnt |= ICH_PCM_6; 1024 else if (runtime->channels == 8) 1025 cnt |= ICH_PCM_8; 1026 if (chip->device_type == DEVICE_NFORCE) { 1027 /* reset to 2ch once to keep the 6 channel data in alignment, 1028 * to start from Front Left always 1029 */ 1030 if (cnt & ICH_PCM_246_MASK) { 1031 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK); 1032 spin_unlock_irq(&chip->reg_lock); 1033 msleep(50); /* grrr... */ 1034 spin_lock_irq(&chip->reg_lock); 1035 } 1036 } else if (chip->device_type == DEVICE_INTEL_ICH4) { 1037 if (runtime->sample_bits > 16) 1038 cnt |= ICH_PCM_20BIT; 1039 } 1040 iputdword(chip, ICHREG(GLOB_CNT), cnt); 1041 break; 1042 } 1043 spin_unlock_irq(&chip->reg_lock); 1044 } 1045 1046 static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream) 1047 { 1048 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1049 struct snd_pcm_runtime *runtime = substream->runtime; 1050 struct ichdev *ichdev = get_ichdev(substream); 1051 1052 ichdev->physbuf = runtime->dma_addr; 1053 ichdev->size = snd_pcm_lib_buffer_bytes(substream); 1054 ichdev->fragsize = snd_pcm_lib_period_bytes(substream); 1055 if (ichdev->ichd == ICHD_PCMOUT) { 1056 snd_intel8x0_setup_pcm_out(chip, runtime); 1057 if (chip->device_type == DEVICE_INTEL_ICH4) 1058 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1; 1059 } 1060 snd_intel8x0_setup_periods(chip, ichdev); 1061 return 0; 1062 } 1063 1064 static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream) 1065 { 1066 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1067 struct ichdev *ichdev = get_ichdev(substream); 1068 size_t ptr1, ptr; 1069 int civ, timeout = 10; 1070 unsigned int position; 1071 1072 spin_lock(&chip->reg_lock); 1073 do { 1074 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 1075 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 1076 position = ichdev->position; 1077 if (ptr1 == 0) { 1078 udelay(10); 1079 continue; 1080 } 1081 if (civ != igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV)) 1082 continue; 1083 1084 /* IO read operation is very expensive inside virtual machine 1085 * as it is emulated. The probability that subsequent PICB read 1086 * will return different result is high enough to loop till 1087 * timeout here. 1088 * Same CIV is strict enough condition to be sure that PICB 1089 * is valid inside VM on emulated card. */ 1090 if (chip->inside_vm) 1091 break; 1092 if (ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 1093 break; 1094 } while (timeout--); 1095 ptr = ichdev->last_pos; 1096 if (ptr1 != 0) { 1097 ptr1 <<= ichdev->pos_shift; 1098 ptr = ichdev->fragsize1 - ptr1; 1099 ptr += position; 1100 if (ptr < ichdev->last_pos) { 1101 unsigned int pos_base, last_base; 1102 pos_base = position / ichdev->fragsize1; 1103 last_base = ichdev->last_pos / ichdev->fragsize1; 1104 /* another sanity check; ptr1 can go back to full 1105 * before the base position is updated 1106 */ 1107 if (pos_base == last_base) 1108 ptr = ichdev->last_pos; 1109 } 1110 } 1111 ichdev->last_pos = ptr; 1112 spin_unlock(&chip->reg_lock); 1113 if (ptr >= ichdev->size) 1114 return 0; 1115 return bytes_to_frames(substream->runtime, ptr); 1116 } 1117 1118 static struct snd_pcm_hardware snd_intel8x0_stream = 1119 { 1120 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1121 SNDRV_PCM_INFO_BLOCK_TRANSFER | 1122 SNDRV_PCM_INFO_MMAP_VALID | 1123 SNDRV_PCM_INFO_PAUSE | 1124 SNDRV_PCM_INFO_RESUME), 1125 .formats = SNDRV_PCM_FMTBIT_S16_LE, 1126 .rates = SNDRV_PCM_RATE_48000, 1127 .rate_min = 48000, 1128 .rate_max = 48000, 1129 .channels_min = 2, 1130 .channels_max = 2, 1131 .buffer_bytes_max = 128 * 1024, 1132 .period_bytes_min = 32, 1133 .period_bytes_max = 128 * 1024, 1134 .periods_min = 1, 1135 .periods_max = 1024, 1136 .fifo_size = 0, 1137 }; 1138 1139 static unsigned int channels4[] = { 1140 2, 4, 1141 }; 1142 1143 static struct snd_pcm_hw_constraint_list hw_constraints_channels4 = { 1144 .count = ARRAY_SIZE(channels4), 1145 .list = channels4, 1146 .mask = 0, 1147 }; 1148 1149 static unsigned int channels6[] = { 1150 2, 4, 6, 1151 }; 1152 1153 static struct snd_pcm_hw_constraint_list hw_constraints_channels6 = { 1154 .count = ARRAY_SIZE(channels6), 1155 .list = channels6, 1156 .mask = 0, 1157 }; 1158 1159 static unsigned int channels8[] = { 1160 2, 4, 6, 8, 1161 }; 1162 1163 static struct snd_pcm_hw_constraint_list hw_constraints_channels8 = { 1164 .count = ARRAY_SIZE(channels8), 1165 .list = channels8, 1166 .mask = 0, 1167 }; 1168 1169 static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev) 1170 { 1171 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1172 struct snd_pcm_runtime *runtime = substream->runtime; 1173 int err; 1174 1175 ichdev->substream = substream; 1176 runtime->hw = snd_intel8x0_stream; 1177 runtime->hw.rates = ichdev->pcm->rates; 1178 snd_pcm_limit_hw_rates(runtime); 1179 if (chip->device_type == DEVICE_SIS) { 1180 runtime->hw.buffer_bytes_max = 64*1024; 1181 runtime->hw.period_bytes_max = 64*1024; 1182 } 1183 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) 1184 return err; 1185 runtime->private_data = ichdev; 1186 return 0; 1187 } 1188 1189 static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream) 1190 { 1191 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1192 struct snd_pcm_runtime *runtime = substream->runtime; 1193 int err; 1194 1195 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]); 1196 if (err < 0) 1197 return err; 1198 1199 if (chip->multi8) { 1200 runtime->hw.channels_max = 8; 1201 snd_pcm_hw_constraint_list(runtime, 0, 1202 SNDRV_PCM_HW_PARAM_CHANNELS, 1203 &hw_constraints_channels8); 1204 } else if (chip->multi6) { 1205 runtime->hw.channels_max = 6; 1206 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1207 &hw_constraints_channels6); 1208 } else if (chip->multi4) { 1209 runtime->hw.channels_max = 4; 1210 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 1211 &hw_constraints_channels4); 1212 } 1213 if (chip->dra) { 1214 snd_ac97_pcm_double_rate_rules(runtime); 1215 } 1216 if (chip->smp20bit) { 1217 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE; 1218 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20); 1219 } 1220 return 0; 1221 } 1222 1223 static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream) 1224 { 1225 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1226 1227 chip->ichd[ICHD_PCMOUT].substream = NULL; 1228 return 0; 1229 } 1230 1231 static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream) 1232 { 1233 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1234 1235 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]); 1236 } 1237 1238 static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream) 1239 { 1240 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1241 1242 chip->ichd[ICHD_PCMIN].substream = NULL; 1243 return 0; 1244 } 1245 1246 static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream) 1247 { 1248 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1249 1250 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]); 1251 } 1252 1253 static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream) 1254 { 1255 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1256 1257 chip->ichd[ICHD_MIC].substream = NULL; 1258 return 0; 1259 } 1260 1261 static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream) 1262 { 1263 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1264 1265 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]); 1266 } 1267 1268 static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream) 1269 { 1270 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1271 1272 chip->ichd[ICHD_MIC2].substream = NULL; 1273 return 0; 1274 } 1275 1276 static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream) 1277 { 1278 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1279 1280 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]); 1281 } 1282 1283 static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream) 1284 { 1285 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1286 1287 chip->ichd[ICHD_PCM2IN].substream = NULL; 1288 return 0; 1289 } 1290 1291 static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream) 1292 { 1293 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1294 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1295 1296 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]); 1297 } 1298 1299 static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream) 1300 { 1301 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1302 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR; 1303 1304 chip->ichd[idx].substream = NULL; 1305 return 0; 1306 } 1307 1308 static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream) 1309 { 1310 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1311 unsigned int val; 1312 1313 spin_lock_irq(&chip->reg_lock); 1314 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1315 val |= ICH_ALI_IF_AC97SP; 1316 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1317 /* also needs to set ALI_SC_CODEC_SPDF correctly */ 1318 spin_unlock_irq(&chip->reg_lock); 1319 1320 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]); 1321 } 1322 1323 static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream) 1324 { 1325 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1326 unsigned int val; 1327 1328 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL; 1329 spin_lock_irq(&chip->reg_lock); 1330 val = igetdword(chip, ICHREG(ALI_INTERFACECR)); 1331 val &= ~ICH_ALI_IF_AC97SP; 1332 iputdword(chip, ICHREG(ALI_INTERFACECR), val); 1333 spin_unlock_irq(&chip->reg_lock); 1334 1335 return 0; 1336 } 1337 1338 #if 0 // NYI 1339 static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream) 1340 { 1341 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1342 1343 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]); 1344 } 1345 1346 static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream) 1347 { 1348 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1349 1350 chip->ichd[ALID_SPDIFIN].substream = NULL; 1351 return 0; 1352 } 1353 1354 static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream) 1355 { 1356 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1357 1358 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]); 1359 } 1360 1361 static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream) 1362 { 1363 struct intel8x0 *chip = snd_pcm_substream_chip(substream); 1364 1365 chip->ichd[ALID_SPDIFOUT].substream = NULL; 1366 return 0; 1367 } 1368 #endif 1369 1370 static struct snd_pcm_ops snd_intel8x0_playback_ops = { 1371 .open = snd_intel8x0_playback_open, 1372 .close = snd_intel8x0_playback_close, 1373 .ioctl = snd_pcm_lib_ioctl, 1374 .hw_params = snd_intel8x0_hw_params, 1375 .hw_free = snd_intel8x0_hw_free, 1376 .prepare = snd_intel8x0_pcm_prepare, 1377 .trigger = snd_intel8x0_pcm_trigger, 1378 .pointer = snd_intel8x0_pcm_pointer, 1379 }; 1380 1381 static struct snd_pcm_ops snd_intel8x0_capture_ops = { 1382 .open = snd_intel8x0_capture_open, 1383 .close = snd_intel8x0_capture_close, 1384 .ioctl = snd_pcm_lib_ioctl, 1385 .hw_params = snd_intel8x0_hw_params, 1386 .hw_free = snd_intel8x0_hw_free, 1387 .prepare = snd_intel8x0_pcm_prepare, 1388 .trigger = snd_intel8x0_pcm_trigger, 1389 .pointer = snd_intel8x0_pcm_pointer, 1390 }; 1391 1392 static struct snd_pcm_ops snd_intel8x0_capture_mic_ops = { 1393 .open = snd_intel8x0_mic_open, 1394 .close = snd_intel8x0_mic_close, 1395 .ioctl = snd_pcm_lib_ioctl, 1396 .hw_params = snd_intel8x0_hw_params, 1397 .hw_free = snd_intel8x0_hw_free, 1398 .prepare = snd_intel8x0_pcm_prepare, 1399 .trigger = snd_intel8x0_pcm_trigger, 1400 .pointer = snd_intel8x0_pcm_pointer, 1401 }; 1402 1403 static struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = { 1404 .open = snd_intel8x0_mic2_open, 1405 .close = snd_intel8x0_mic2_close, 1406 .ioctl = snd_pcm_lib_ioctl, 1407 .hw_params = snd_intel8x0_hw_params, 1408 .hw_free = snd_intel8x0_hw_free, 1409 .prepare = snd_intel8x0_pcm_prepare, 1410 .trigger = snd_intel8x0_pcm_trigger, 1411 .pointer = snd_intel8x0_pcm_pointer, 1412 }; 1413 1414 static struct snd_pcm_ops snd_intel8x0_capture2_ops = { 1415 .open = snd_intel8x0_capture2_open, 1416 .close = snd_intel8x0_capture2_close, 1417 .ioctl = snd_pcm_lib_ioctl, 1418 .hw_params = snd_intel8x0_hw_params, 1419 .hw_free = snd_intel8x0_hw_free, 1420 .prepare = snd_intel8x0_pcm_prepare, 1421 .trigger = snd_intel8x0_pcm_trigger, 1422 .pointer = snd_intel8x0_pcm_pointer, 1423 }; 1424 1425 static struct snd_pcm_ops snd_intel8x0_spdif_ops = { 1426 .open = snd_intel8x0_spdif_open, 1427 .close = snd_intel8x0_spdif_close, 1428 .ioctl = snd_pcm_lib_ioctl, 1429 .hw_params = snd_intel8x0_hw_params, 1430 .hw_free = snd_intel8x0_hw_free, 1431 .prepare = snd_intel8x0_pcm_prepare, 1432 .trigger = snd_intel8x0_pcm_trigger, 1433 .pointer = snd_intel8x0_pcm_pointer, 1434 }; 1435 1436 static struct snd_pcm_ops snd_intel8x0_ali_playback_ops = { 1437 .open = snd_intel8x0_playback_open, 1438 .close = snd_intel8x0_playback_close, 1439 .ioctl = snd_pcm_lib_ioctl, 1440 .hw_params = snd_intel8x0_hw_params, 1441 .hw_free = snd_intel8x0_hw_free, 1442 .prepare = snd_intel8x0_pcm_prepare, 1443 .trigger = snd_intel8x0_ali_trigger, 1444 .pointer = snd_intel8x0_pcm_pointer, 1445 }; 1446 1447 static struct snd_pcm_ops snd_intel8x0_ali_capture_ops = { 1448 .open = snd_intel8x0_capture_open, 1449 .close = snd_intel8x0_capture_close, 1450 .ioctl = snd_pcm_lib_ioctl, 1451 .hw_params = snd_intel8x0_hw_params, 1452 .hw_free = snd_intel8x0_hw_free, 1453 .prepare = snd_intel8x0_pcm_prepare, 1454 .trigger = snd_intel8x0_ali_trigger, 1455 .pointer = snd_intel8x0_pcm_pointer, 1456 }; 1457 1458 static struct snd_pcm_ops snd_intel8x0_ali_capture_mic_ops = { 1459 .open = snd_intel8x0_mic_open, 1460 .close = snd_intel8x0_mic_close, 1461 .ioctl = snd_pcm_lib_ioctl, 1462 .hw_params = snd_intel8x0_hw_params, 1463 .hw_free = snd_intel8x0_hw_free, 1464 .prepare = snd_intel8x0_pcm_prepare, 1465 .trigger = snd_intel8x0_ali_trigger, 1466 .pointer = snd_intel8x0_pcm_pointer, 1467 }; 1468 1469 static struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = { 1470 .open = snd_intel8x0_ali_ac97spdifout_open, 1471 .close = snd_intel8x0_ali_ac97spdifout_close, 1472 .ioctl = snd_pcm_lib_ioctl, 1473 .hw_params = snd_intel8x0_hw_params, 1474 .hw_free = snd_intel8x0_hw_free, 1475 .prepare = snd_intel8x0_pcm_prepare, 1476 .trigger = snd_intel8x0_ali_trigger, 1477 .pointer = snd_intel8x0_pcm_pointer, 1478 }; 1479 1480 #if 0 // NYI 1481 static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = { 1482 .open = snd_intel8x0_ali_spdifin_open, 1483 .close = snd_intel8x0_ali_spdifin_close, 1484 .ioctl = snd_pcm_lib_ioctl, 1485 .hw_params = snd_intel8x0_hw_params, 1486 .hw_free = snd_intel8x0_hw_free, 1487 .prepare = snd_intel8x0_pcm_prepare, 1488 .trigger = snd_intel8x0_pcm_trigger, 1489 .pointer = snd_intel8x0_pcm_pointer, 1490 }; 1491 1492 static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = { 1493 .open = snd_intel8x0_ali_spdifout_open, 1494 .close = snd_intel8x0_ali_spdifout_close, 1495 .ioctl = snd_pcm_lib_ioctl, 1496 .hw_params = snd_intel8x0_hw_params, 1497 .hw_free = snd_intel8x0_hw_free, 1498 .prepare = snd_intel8x0_pcm_prepare, 1499 .trigger = snd_intel8x0_pcm_trigger, 1500 .pointer = snd_intel8x0_pcm_pointer, 1501 }; 1502 #endif // NYI 1503 1504 struct ich_pcm_table { 1505 char *suffix; 1506 struct snd_pcm_ops *playback_ops; 1507 struct snd_pcm_ops *capture_ops; 1508 size_t prealloc_size; 1509 size_t prealloc_max_size; 1510 int ac97_idx; 1511 }; 1512 1513 static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device, 1514 struct ich_pcm_table *rec) 1515 { 1516 struct snd_pcm *pcm; 1517 int err; 1518 char name[32]; 1519 1520 if (rec->suffix) 1521 sprintf(name, "Intel ICH - %s", rec->suffix); 1522 else 1523 strcpy(name, "Intel ICH"); 1524 err = snd_pcm_new(chip->card, name, device, 1525 rec->playback_ops ? 1 : 0, 1526 rec->capture_ops ? 1 : 0, &pcm); 1527 if (err < 0) 1528 return err; 1529 1530 if (rec->playback_ops) 1531 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops); 1532 if (rec->capture_ops) 1533 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops); 1534 1535 pcm->private_data = chip; 1536 pcm->info_flags = 0; 1537 if (rec->suffix) 1538 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix); 1539 else 1540 strcpy(pcm->name, chip->card->shortname); 1541 chip->pcm[device] = pcm; 1542 1543 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 1544 snd_dma_pci_data(chip->pci), 1545 rec->prealloc_size, rec->prealloc_max_size); 1546 1547 if (rec->playback_ops && 1548 rec->playback_ops->open == snd_intel8x0_playback_open) { 1549 struct snd_pcm_chmap *chmap; 1550 int chs = 2; 1551 if (chip->multi8) 1552 chs = 8; 1553 else if (chip->multi6) 1554 chs = 6; 1555 else if (chip->multi4) 1556 chs = 4; 1557 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, 1558 snd_pcm_alt_chmaps, chs, 0, 1559 &chmap); 1560 if (err < 0) 1561 return err; 1562 chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; 1563 chip->ac97[0]->chmaps[SNDRV_PCM_STREAM_PLAYBACK] = chmap; 1564 } 1565 1566 return 0; 1567 } 1568 1569 static struct ich_pcm_table intel_pcms[] = { 1570 { 1571 .playback_ops = &snd_intel8x0_playback_ops, 1572 .capture_ops = &snd_intel8x0_capture_ops, 1573 .prealloc_size = 64 * 1024, 1574 .prealloc_max_size = 128 * 1024, 1575 }, 1576 { 1577 .suffix = "MIC ADC", 1578 .capture_ops = &snd_intel8x0_capture_mic_ops, 1579 .prealloc_size = 0, 1580 .prealloc_max_size = 128 * 1024, 1581 .ac97_idx = ICHD_MIC, 1582 }, 1583 { 1584 .suffix = "MIC2 ADC", 1585 .capture_ops = &snd_intel8x0_capture_mic2_ops, 1586 .prealloc_size = 0, 1587 .prealloc_max_size = 128 * 1024, 1588 .ac97_idx = ICHD_MIC2, 1589 }, 1590 { 1591 .suffix = "ADC2", 1592 .capture_ops = &snd_intel8x0_capture2_ops, 1593 .prealloc_size = 0, 1594 .prealloc_max_size = 128 * 1024, 1595 .ac97_idx = ICHD_PCM2IN, 1596 }, 1597 { 1598 .suffix = "IEC958", 1599 .playback_ops = &snd_intel8x0_spdif_ops, 1600 .prealloc_size = 64 * 1024, 1601 .prealloc_max_size = 128 * 1024, 1602 .ac97_idx = ICHD_SPBAR, 1603 }, 1604 }; 1605 1606 static struct ich_pcm_table nforce_pcms[] = { 1607 { 1608 .playback_ops = &snd_intel8x0_playback_ops, 1609 .capture_ops = &snd_intel8x0_capture_ops, 1610 .prealloc_size = 64 * 1024, 1611 .prealloc_max_size = 128 * 1024, 1612 }, 1613 { 1614 .suffix = "MIC ADC", 1615 .capture_ops = &snd_intel8x0_capture_mic_ops, 1616 .prealloc_size = 0, 1617 .prealloc_max_size = 128 * 1024, 1618 .ac97_idx = NVD_MIC, 1619 }, 1620 { 1621 .suffix = "IEC958", 1622 .playback_ops = &snd_intel8x0_spdif_ops, 1623 .prealloc_size = 64 * 1024, 1624 .prealloc_max_size = 128 * 1024, 1625 .ac97_idx = NVD_SPBAR, 1626 }, 1627 }; 1628 1629 static struct ich_pcm_table ali_pcms[] = { 1630 { 1631 .playback_ops = &snd_intel8x0_ali_playback_ops, 1632 .capture_ops = &snd_intel8x0_ali_capture_ops, 1633 .prealloc_size = 64 * 1024, 1634 .prealloc_max_size = 128 * 1024, 1635 }, 1636 { 1637 .suffix = "MIC ADC", 1638 .capture_ops = &snd_intel8x0_ali_capture_mic_ops, 1639 .prealloc_size = 0, 1640 .prealloc_max_size = 128 * 1024, 1641 .ac97_idx = ALID_MIC, 1642 }, 1643 { 1644 .suffix = "IEC958", 1645 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops, 1646 /* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */ 1647 .prealloc_size = 64 * 1024, 1648 .prealloc_max_size = 128 * 1024, 1649 .ac97_idx = ALID_AC97SPDIFOUT, 1650 }, 1651 #if 0 // NYI 1652 { 1653 .suffix = "HW IEC958", 1654 .playback_ops = &snd_intel8x0_ali_spdifout_ops, 1655 .prealloc_size = 64 * 1024, 1656 .prealloc_max_size = 128 * 1024, 1657 }, 1658 #endif 1659 }; 1660 1661 static int snd_intel8x0_pcm(struct intel8x0 *chip) 1662 { 1663 int i, tblsize, device, err; 1664 struct ich_pcm_table *tbl, *rec; 1665 1666 switch (chip->device_type) { 1667 case DEVICE_INTEL_ICH4: 1668 tbl = intel_pcms; 1669 tblsize = ARRAY_SIZE(intel_pcms); 1670 if (spdif_aclink) 1671 tblsize--; 1672 break; 1673 case DEVICE_NFORCE: 1674 tbl = nforce_pcms; 1675 tblsize = ARRAY_SIZE(nforce_pcms); 1676 if (spdif_aclink) 1677 tblsize--; 1678 break; 1679 case DEVICE_ALI: 1680 tbl = ali_pcms; 1681 tblsize = ARRAY_SIZE(ali_pcms); 1682 break; 1683 default: 1684 tbl = intel_pcms; 1685 tblsize = 2; 1686 break; 1687 } 1688 1689 device = 0; 1690 for (i = 0; i < tblsize; i++) { 1691 rec = tbl + i; 1692 if (i > 0 && rec->ac97_idx) { 1693 /* activate PCM only when associated AC'97 codec */ 1694 if (! chip->ichd[rec->ac97_idx].pcm) 1695 continue; 1696 } 1697 err = snd_intel8x0_pcm1(chip, device, rec); 1698 if (err < 0) 1699 return err; 1700 device++; 1701 } 1702 1703 chip->pcm_devs = device; 1704 return 0; 1705 } 1706 1707 1708 /* 1709 * Mixer part 1710 */ 1711 1712 static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus) 1713 { 1714 struct intel8x0 *chip = bus->private_data; 1715 chip->ac97_bus = NULL; 1716 } 1717 1718 static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97) 1719 { 1720 struct intel8x0 *chip = ac97->private_data; 1721 chip->ac97[ac97->num] = NULL; 1722 } 1723 1724 static struct ac97_pcm ac97_pcm_defs[] = { 1725 /* front PCM */ 1726 { 1727 .exclusive = 1, 1728 .r = { { 1729 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1730 (1 << AC97_SLOT_PCM_RIGHT) | 1731 (1 << AC97_SLOT_PCM_CENTER) | 1732 (1 << AC97_SLOT_PCM_SLEFT) | 1733 (1 << AC97_SLOT_PCM_SRIGHT) | 1734 (1 << AC97_SLOT_LFE) 1735 }, 1736 { 1737 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1738 (1 << AC97_SLOT_PCM_RIGHT) | 1739 (1 << AC97_SLOT_PCM_LEFT_0) | 1740 (1 << AC97_SLOT_PCM_RIGHT_0) 1741 } 1742 } 1743 }, 1744 /* PCM IN #1 */ 1745 { 1746 .stream = 1, 1747 .exclusive = 1, 1748 .r = { { 1749 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1750 (1 << AC97_SLOT_PCM_RIGHT) 1751 } 1752 } 1753 }, 1754 /* MIC IN #1 */ 1755 { 1756 .stream = 1, 1757 .exclusive = 1, 1758 .r = { { 1759 .slots = (1 << AC97_SLOT_MIC) 1760 } 1761 } 1762 }, 1763 /* S/PDIF PCM */ 1764 { 1765 .exclusive = 1, 1766 .spdif = 1, 1767 .r = { { 1768 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) | 1769 (1 << AC97_SLOT_SPDIF_RIGHT2) 1770 } 1771 } 1772 }, 1773 /* PCM IN #2 */ 1774 { 1775 .stream = 1, 1776 .exclusive = 1, 1777 .r = { { 1778 .slots = (1 << AC97_SLOT_PCM_LEFT) | 1779 (1 << AC97_SLOT_PCM_RIGHT) 1780 } 1781 } 1782 }, 1783 /* MIC IN #2 */ 1784 { 1785 .stream = 1, 1786 .exclusive = 1, 1787 .r = { { 1788 .slots = (1 << AC97_SLOT_MIC) 1789 } 1790 } 1791 }, 1792 }; 1793 1794 static const struct ac97_quirk ac97_quirks[] = { 1795 { 1796 .subvendor = 0x0e11, 1797 .subdevice = 0x000e, 1798 .name = "Compaq Deskpro EN", /* AD1885 */ 1799 .type = AC97_TUNE_HP_ONLY 1800 }, 1801 { 1802 .subvendor = 0x0e11, 1803 .subdevice = 0x008a, 1804 .name = "Compaq Evo W4000", /* AD1885 */ 1805 .type = AC97_TUNE_HP_ONLY 1806 }, 1807 { 1808 .subvendor = 0x0e11, 1809 .subdevice = 0x00b8, 1810 .name = "Compaq Evo D510C", 1811 .type = AC97_TUNE_HP_ONLY 1812 }, 1813 { 1814 .subvendor = 0x0e11, 1815 .subdevice = 0x0860, 1816 .name = "HP/Compaq nx7010", 1817 .type = AC97_TUNE_MUTE_LED 1818 }, 1819 { 1820 .subvendor = 0x1014, 1821 .subdevice = 0x0534, 1822 .name = "ThinkPad X31", 1823 .type = AC97_TUNE_INV_EAPD 1824 }, 1825 { 1826 .subvendor = 0x1014, 1827 .subdevice = 0x1f00, 1828 .name = "MS-9128", 1829 .type = AC97_TUNE_ALC_JACK 1830 }, 1831 { 1832 .subvendor = 0x1014, 1833 .subdevice = 0x0267, 1834 .name = "IBM NetVista A30p", /* AD1981B */ 1835 .type = AC97_TUNE_HP_ONLY 1836 }, 1837 { 1838 .subvendor = 0x1025, 1839 .subdevice = 0x0082, 1840 .name = "Acer Travelmate 2310", 1841 .type = AC97_TUNE_HP_ONLY 1842 }, 1843 { 1844 .subvendor = 0x1025, 1845 .subdevice = 0x0083, 1846 .name = "Acer Aspire 3003LCi", 1847 .type = AC97_TUNE_HP_ONLY 1848 }, 1849 { 1850 .subvendor = 0x1028, 1851 .subdevice = 0x00d8, 1852 .name = "Dell Precision 530", /* AD1885 */ 1853 .type = AC97_TUNE_HP_ONLY 1854 }, 1855 { 1856 .subvendor = 0x1028, 1857 .subdevice = 0x010d, 1858 .name = "Dell", /* which model? AD1885 */ 1859 .type = AC97_TUNE_HP_ONLY 1860 }, 1861 { 1862 .subvendor = 0x1028, 1863 .subdevice = 0x0126, 1864 .name = "Dell Optiplex GX260", /* AD1981A */ 1865 .type = AC97_TUNE_HP_ONLY 1866 }, 1867 { 1868 .subvendor = 0x1028, 1869 .subdevice = 0x012c, 1870 .name = "Dell Precision 650", /* AD1981A */ 1871 .type = AC97_TUNE_HP_ONLY 1872 }, 1873 { 1874 .subvendor = 0x1028, 1875 .subdevice = 0x012d, 1876 .name = "Dell Precision 450", /* AD1981B*/ 1877 .type = AC97_TUNE_HP_ONLY 1878 }, 1879 { 1880 .subvendor = 0x1028, 1881 .subdevice = 0x0147, 1882 .name = "Dell", /* which model? AD1981B*/ 1883 .type = AC97_TUNE_HP_ONLY 1884 }, 1885 { 1886 .subvendor = 0x1028, 1887 .subdevice = 0x0151, 1888 .name = "Dell Optiplex GX270", /* AD1981B */ 1889 .type = AC97_TUNE_HP_ONLY 1890 }, 1891 { 1892 .subvendor = 0x1028, 1893 .subdevice = 0x014e, 1894 .name = "Dell D800", /* STAC9750/51 */ 1895 .type = AC97_TUNE_HP_ONLY 1896 }, 1897 { 1898 .subvendor = 0x1028, 1899 .subdevice = 0x0163, 1900 .name = "Dell Unknown", /* STAC9750/51 */ 1901 .type = AC97_TUNE_HP_ONLY 1902 }, 1903 { 1904 .subvendor = 0x1028, 1905 .subdevice = 0x016a, 1906 .name = "Dell Inspiron 8600", /* STAC9750/51 */ 1907 .type = AC97_TUNE_HP_ONLY 1908 }, 1909 { 1910 .subvendor = 0x1028, 1911 .subdevice = 0x0182, 1912 .name = "Dell Latitude D610", /* STAC9750/51 */ 1913 .type = AC97_TUNE_HP_ONLY 1914 }, 1915 { 1916 .subvendor = 0x1028, 1917 .subdevice = 0x0186, 1918 .name = "Dell Latitude D810", /* cf. Malone #41015 */ 1919 .type = AC97_TUNE_HP_MUTE_LED 1920 }, 1921 { 1922 .subvendor = 0x1028, 1923 .subdevice = 0x0188, 1924 .name = "Dell Inspiron 6000", 1925 .type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */ 1926 }, 1927 { 1928 .subvendor = 0x1028, 1929 .subdevice = 0x0189, 1930 .name = "Dell Inspiron 9300", 1931 .type = AC97_TUNE_HP_MUTE_LED 1932 }, 1933 { 1934 .subvendor = 0x1028, 1935 .subdevice = 0x0191, 1936 .name = "Dell Inspiron 8600", 1937 .type = AC97_TUNE_HP_ONLY 1938 }, 1939 { 1940 .subvendor = 0x103c, 1941 .subdevice = 0x006d, 1942 .name = "HP zv5000", 1943 .type = AC97_TUNE_MUTE_LED /*AD1981B*/ 1944 }, 1945 { /* FIXME: which codec? */ 1946 .subvendor = 0x103c, 1947 .subdevice = 0x00c3, 1948 .name = "HP xw6000", 1949 .type = AC97_TUNE_HP_ONLY 1950 }, 1951 { 1952 .subvendor = 0x103c, 1953 .subdevice = 0x088c, 1954 .name = "HP nc8000", 1955 .type = AC97_TUNE_HP_MUTE_LED 1956 }, 1957 { 1958 .subvendor = 0x103c, 1959 .subdevice = 0x0890, 1960 .name = "HP nc6000", 1961 .type = AC97_TUNE_MUTE_LED 1962 }, 1963 { 1964 .subvendor = 0x103c, 1965 .subdevice = 0x129d, 1966 .name = "HP xw8000", 1967 .type = AC97_TUNE_HP_ONLY 1968 }, 1969 { 1970 .subvendor = 0x103c, 1971 .subdevice = 0x0938, 1972 .name = "HP nc4200", 1973 .type = AC97_TUNE_HP_MUTE_LED 1974 }, 1975 { 1976 .subvendor = 0x103c, 1977 .subdevice = 0x099c, 1978 .name = "HP nx6110/nc6120", 1979 .type = AC97_TUNE_HP_MUTE_LED 1980 }, 1981 { 1982 .subvendor = 0x103c, 1983 .subdevice = 0x0944, 1984 .name = "HP nc6220", 1985 .type = AC97_TUNE_HP_MUTE_LED 1986 }, 1987 { 1988 .subvendor = 0x103c, 1989 .subdevice = 0x0934, 1990 .name = "HP nc8220", 1991 .type = AC97_TUNE_HP_MUTE_LED 1992 }, 1993 { 1994 .subvendor = 0x103c, 1995 .subdevice = 0x12f1, 1996 .name = "HP xw8200", /* AD1981B*/ 1997 .type = AC97_TUNE_HP_ONLY 1998 }, 1999 { 2000 .subvendor = 0x103c, 2001 .subdevice = 0x12f2, 2002 .name = "HP xw6200", 2003 .type = AC97_TUNE_HP_ONLY 2004 }, 2005 { 2006 .subvendor = 0x103c, 2007 .subdevice = 0x3008, 2008 .name = "HP xw4200", /* AD1981B*/ 2009 .type = AC97_TUNE_HP_ONLY 2010 }, 2011 { 2012 .subvendor = 0x104d, 2013 .subdevice = 0x8144, 2014 .name = "Sony", 2015 .type = AC97_TUNE_INV_EAPD 2016 }, 2017 { 2018 .subvendor = 0x104d, 2019 .subdevice = 0x8197, 2020 .name = "Sony S1XP", 2021 .type = AC97_TUNE_INV_EAPD 2022 }, 2023 { 2024 .subvendor = 0x104d, 2025 .subdevice = 0x81c0, 2026 .name = "Sony VAIO VGN-T350P", /*AD1981B*/ 2027 .type = AC97_TUNE_INV_EAPD 2028 }, 2029 { 2030 .subvendor = 0x104d, 2031 .subdevice = 0x81c5, 2032 .name = "Sony VAIO VGN-B1VP", /*AD1981B*/ 2033 .type = AC97_TUNE_INV_EAPD 2034 }, 2035 { 2036 .subvendor = 0x1043, 2037 .subdevice = 0x80f3, 2038 .name = "ASUS ICH5/AD1985", 2039 .type = AC97_TUNE_AD_SHARING 2040 }, 2041 { 2042 .subvendor = 0x10cf, 2043 .subdevice = 0x11c3, 2044 .name = "Fujitsu-Siemens E4010", 2045 .type = AC97_TUNE_HP_ONLY 2046 }, 2047 { 2048 .subvendor = 0x10cf, 2049 .subdevice = 0x1225, 2050 .name = "Fujitsu-Siemens T3010", 2051 .type = AC97_TUNE_HP_ONLY 2052 }, 2053 { 2054 .subvendor = 0x10cf, 2055 .subdevice = 0x1253, 2056 .name = "Fujitsu S6210", /* STAC9750/51 */ 2057 .type = AC97_TUNE_HP_ONLY 2058 }, 2059 { 2060 .subvendor = 0x10cf, 2061 .subdevice = 0x127d, 2062 .name = "Fujitsu Lifebook P7010", 2063 .type = AC97_TUNE_HP_ONLY 2064 }, 2065 { 2066 .subvendor = 0x10cf, 2067 .subdevice = 0x127e, 2068 .name = "Fujitsu Lifebook C1211D", 2069 .type = AC97_TUNE_HP_ONLY 2070 }, 2071 { 2072 .subvendor = 0x10cf, 2073 .subdevice = 0x12ec, 2074 .name = "Fujitsu-Siemens 4010", 2075 .type = AC97_TUNE_HP_ONLY 2076 }, 2077 { 2078 .subvendor = 0x10cf, 2079 .subdevice = 0x12f2, 2080 .name = "Fujitsu-Siemens Celsius H320", 2081 .type = AC97_TUNE_SWAP_HP 2082 }, 2083 { 2084 .subvendor = 0x10f1, 2085 .subdevice = 0x2665, 2086 .name = "Fujitsu-Siemens Celsius", /* AD1981? */ 2087 .type = AC97_TUNE_HP_ONLY 2088 }, 2089 { 2090 .subvendor = 0x10f1, 2091 .subdevice = 0x2885, 2092 .name = "AMD64 Mobo", /* ALC650 */ 2093 .type = AC97_TUNE_HP_ONLY 2094 }, 2095 { 2096 .subvendor = 0x10f1, 2097 .subdevice = 0x2895, 2098 .name = "Tyan Thunder K8WE", 2099 .type = AC97_TUNE_HP_ONLY 2100 }, 2101 { 2102 .subvendor = 0x10f7, 2103 .subdevice = 0x834c, 2104 .name = "Panasonic CF-R4", 2105 .type = AC97_TUNE_HP_ONLY, 2106 }, 2107 { 2108 .subvendor = 0x110a, 2109 .subdevice = 0x0056, 2110 .name = "Fujitsu-Siemens Scenic", /* AD1981? */ 2111 .type = AC97_TUNE_HP_ONLY 2112 }, 2113 { 2114 .subvendor = 0x11d4, 2115 .subdevice = 0x5375, 2116 .name = "ADI AD1985 (discrete)", 2117 .type = AC97_TUNE_HP_ONLY 2118 }, 2119 { 2120 .subvendor = 0x1462, 2121 .subdevice = 0x5470, 2122 .name = "MSI P4 ATX 645 Ultra", 2123 .type = AC97_TUNE_HP_ONLY 2124 }, 2125 { 2126 .subvendor = 0x161f, 2127 .subdevice = 0x202f, 2128 .name = "Gateway M520", 2129 .type = AC97_TUNE_INV_EAPD 2130 }, 2131 { 2132 .subvendor = 0x161f, 2133 .subdevice = 0x203a, 2134 .name = "Gateway 4525GZ", /* AD1981B */ 2135 .type = AC97_TUNE_INV_EAPD 2136 }, 2137 { 2138 .subvendor = 0x1734, 2139 .subdevice = 0x0088, 2140 .name = "Fujitsu-Siemens D1522", /* AD1981 */ 2141 .type = AC97_TUNE_HP_ONLY 2142 }, 2143 { 2144 .subvendor = 0x8086, 2145 .subdevice = 0x2000, 2146 .mask = 0xfff0, 2147 .name = "Intel ICH5/AD1985", 2148 .type = AC97_TUNE_AD_SHARING 2149 }, 2150 { 2151 .subvendor = 0x8086, 2152 .subdevice = 0x4000, 2153 .mask = 0xfff0, 2154 .name = "Intel ICH5/AD1985", 2155 .type = AC97_TUNE_AD_SHARING 2156 }, 2157 { 2158 .subvendor = 0x8086, 2159 .subdevice = 0x4856, 2160 .name = "Intel D845WN (82801BA)", 2161 .type = AC97_TUNE_SWAP_HP 2162 }, 2163 { 2164 .subvendor = 0x8086, 2165 .subdevice = 0x4d44, 2166 .name = "Intel D850EMV2", /* AD1885 */ 2167 .type = AC97_TUNE_HP_ONLY 2168 }, 2169 { 2170 .subvendor = 0x8086, 2171 .subdevice = 0x4d56, 2172 .name = "Intel ICH/AD1885", 2173 .type = AC97_TUNE_HP_ONLY 2174 }, 2175 { 2176 .subvendor = 0x8086, 2177 .subdevice = 0x6000, 2178 .mask = 0xfff0, 2179 .name = "Intel ICH5/AD1985", 2180 .type = AC97_TUNE_AD_SHARING 2181 }, 2182 { 2183 .subvendor = 0x8086, 2184 .subdevice = 0xe000, 2185 .mask = 0xfff0, 2186 .name = "Intel ICH5/AD1985", 2187 .type = AC97_TUNE_AD_SHARING 2188 }, 2189 #if 0 /* FIXME: this seems wrong on most boards */ 2190 { 2191 .subvendor = 0x8086, 2192 .subdevice = 0xa000, 2193 .mask = 0xfff0, 2194 .name = "Intel ICH5/AD1985", 2195 .type = AC97_TUNE_HP_ONLY 2196 }, 2197 #endif 2198 { } /* terminator */ 2199 }; 2200 2201 static int snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, 2202 const char *quirk_override) 2203 { 2204 struct snd_ac97_bus *pbus; 2205 struct snd_ac97_template ac97; 2206 int err; 2207 unsigned int i, codecs; 2208 unsigned int glob_sta = 0; 2209 struct snd_ac97_bus_ops *ops; 2210 static struct snd_ac97_bus_ops standard_bus_ops = { 2211 .write = snd_intel8x0_codec_write, 2212 .read = snd_intel8x0_codec_read, 2213 }; 2214 static struct snd_ac97_bus_ops ali_bus_ops = { 2215 .write = snd_intel8x0_ali_codec_write, 2216 .read = snd_intel8x0_ali_codec_read, 2217 }; 2218 2219 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ 2220 if (!spdif_aclink) { 2221 switch (chip->device_type) { 2222 case DEVICE_NFORCE: 2223 chip->spdif_idx = NVD_SPBAR; 2224 break; 2225 case DEVICE_ALI: 2226 chip->spdif_idx = ALID_AC97SPDIFOUT; 2227 break; 2228 case DEVICE_INTEL_ICH4: 2229 chip->spdif_idx = ICHD_SPBAR; 2230 break; 2231 } 2232 } 2233 2234 chip->in_ac97_init = 1; 2235 2236 memset(&ac97, 0, sizeof(ac97)); 2237 ac97.private_data = chip; 2238 ac97.private_free = snd_intel8x0_mixer_free_ac97; 2239 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE; 2240 if (chip->xbox) 2241 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR; 2242 if (chip->device_type != DEVICE_ALI) { 2243 glob_sta = igetdword(chip, ICHREG(GLOB_STA)); 2244 ops = &standard_bus_ops; 2245 chip->in_sdin_init = 1; 2246 codecs = 0; 2247 for (i = 0; i < chip->max_codecs; i++) { 2248 if (! (glob_sta & chip->codec_bit[i])) 2249 continue; 2250 if (chip->device_type == DEVICE_INTEL_ICH4) { 2251 snd_intel8x0_codec_read_test(chip, codecs); 2252 chip->ac97_sdin[codecs] = 2253 igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK; 2254 if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3)) 2255 chip->ac97_sdin[codecs] = 0; 2256 } else 2257 chip->ac97_sdin[codecs] = i; 2258 codecs++; 2259 } 2260 chip->in_sdin_init = 0; 2261 if (! codecs) 2262 codecs = 1; 2263 } else { 2264 ops = &ali_bus_ops; 2265 codecs = 1; 2266 /* detect the secondary codec */ 2267 for (i = 0; i < 100; i++) { 2268 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR)); 2269 if (reg & 0x40) { 2270 codecs = 2; 2271 break; 2272 } 2273 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40); 2274 udelay(1); 2275 } 2276 } 2277 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0) 2278 goto __err; 2279 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus; 2280 if (ac97_clock >= 8000 && ac97_clock <= 48000) 2281 pbus->clock = ac97_clock; 2282 /* FIXME: my test board doesn't work well with VRA... */ 2283 if (chip->device_type == DEVICE_ALI) 2284 pbus->no_vra = 1; 2285 else 2286 pbus->dra = 1; 2287 chip->ac97_bus = pbus; 2288 chip->ncodecs = codecs; 2289 2290 ac97.pci = chip->pci; 2291 for (i = 0; i < codecs; i++) { 2292 ac97.num = i; 2293 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) { 2294 if (err != -EACCES) 2295 dev_err(chip->card->dev, 2296 "Unable to initialize codec #%d\n", i); 2297 if (i == 0) 2298 goto __err; 2299 } 2300 } 2301 /* tune up the primary codec */ 2302 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override); 2303 /* enable separate SDINs for ICH4 */ 2304 if (chip->device_type == DEVICE_INTEL_ICH4) 2305 pbus->isdin = 1; 2306 /* find the available PCM streams */ 2307 i = ARRAY_SIZE(ac97_pcm_defs); 2308 if (chip->device_type != DEVICE_INTEL_ICH4) 2309 i -= 2; /* do not allocate PCM2IN and MIC2 */ 2310 if (chip->spdif_idx < 0) 2311 i--; /* do not allocate S/PDIF */ 2312 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs); 2313 if (err < 0) 2314 goto __err; 2315 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0]; 2316 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1]; 2317 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2]; 2318 if (chip->spdif_idx >= 0) 2319 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3]; 2320 if (chip->device_type == DEVICE_INTEL_ICH4) { 2321 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4]; 2322 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5]; 2323 } 2324 /* enable separate SDINs for ICH4 */ 2325 if (chip->device_type == DEVICE_INTEL_ICH4) { 2326 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm; 2327 u8 tmp = igetbyte(chip, ICHREG(SDM)); 2328 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK); 2329 if (pcm) { 2330 tmp |= ICH_SE; /* steer enable for multiple SDINs */ 2331 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT; 2332 for (i = 1; i < 4; i++) { 2333 if (pcm->r[0].codec[i]) { 2334 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT; 2335 break; 2336 } 2337 } 2338 } else { 2339 tmp &= ~ICH_SE; /* steer disable */ 2340 } 2341 iputbyte(chip, ICHREG(SDM), tmp); 2342 } 2343 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) { 2344 chip->multi4 = 1; 2345 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE)) { 2346 chip->multi6 = 1; 2347 if (chip->ac97[0]->flags & AC97_HAS_8CH) 2348 chip->multi8 = 1; 2349 } 2350 } 2351 if (pbus->pcms[0].r[1].rslots[0]) { 2352 chip->dra = 1; 2353 } 2354 if (chip->device_type == DEVICE_INTEL_ICH4) { 2355 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) 2356 chip->smp20bit = 1; 2357 } 2358 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2359 /* 48kHz only */ 2360 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; 2361 } 2362 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2363 /* use slot 10/11 for SPDIF */ 2364 u32 val; 2365 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; 2366 val |= ICH_PCM_SPDIF_1011; 2367 iputdword(chip, ICHREG(GLOB_CNT), val); 2368 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4); 2369 } 2370 chip->in_ac97_init = 0; 2371 return 0; 2372 2373 __err: 2374 /* clear the cold-reset bit for the next chance */ 2375 if (chip->device_type != DEVICE_ALI) 2376 iputdword(chip, ICHREG(GLOB_CNT), 2377 igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD); 2378 return err; 2379 } 2380 2381 2382 /* 2383 * 2384 */ 2385 2386 static void do_ali_reset(struct intel8x0 *chip) 2387 { 2388 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET); 2389 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383); 2390 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383); 2391 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383); 2392 iputdword(chip, ICHREG(ALI_INTERFACECR), 2393 ICH_ALI_IF_PI|ICH_ALI_IF_PO); 2394 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000); 2395 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000); 2396 } 2397 2398 #ifdef CONFIG_SND_AC97_POWER_SAVE 2399 static struct snd_pci_quirk ich_chip_reset_mode[] = { 2400 SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1), 2401 { } /* end */ 2402 }; 2403 2404 static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip) 2405 { 2406 unsigned int cnt; 2407 /* ACLink on, 2 channels */ 2408 2409 if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2410 return -EIO; 2411 2412 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2413 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2414 2415 /* do cold reset - the full ac97 powerdown may leave the controller 2416 * in a warm state but actually it cannot communicate with the codec. 2417 */ 2418 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD); 2419 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2420 udelay(10); 2421 iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD); 2422 msleep(1); 2423 return 0; 2424 } 2425 #define snd_intel8x0_ich_chip_can_cold_reset(chip) \ 2426 (!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode)) 2427 #else 2428 #define snd_intel8x0_ich_chip_cold_reset(chip) 0 2429 #define snd_intel8x0_ich_chip_can_cold_reset(chip) (0) 2430 #endif 2431 2432 static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip) 2433 { 2434 unsigned long end_time; 2435 unsigned int cnt; 2436 /* ACLink on, 2 channels */ 2437 cnt = igetdword(chip, ICHREG(GLOB_CNT)); 2438 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK); 2439 /* finish cold or do warm reset */ 2440 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM; 2441 iputdword(chip, ICHREG(GLOB_CNT), cnt); 2442 end_time = (jiffies + (HZ / 4)) + 1; 2443 do { 2444 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0) 2445 return 0; 2446 schedule_timeout_uninterruptible(1); 2447 } while (time_after_eq(end_time, jiffies)); 2448 dev_err(chip->card->dev, "AC'97 warm reset still in progress? [0x%x]\n", 2449 igetdword(chip, ICHREG(GLOB_CNT))); 2450 return -EIO; 2451 } 2452 2453 static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing) 2454 { 2455 unsigned long end_time; 2456 unsigned int status, nstatus; 2457 unsigned int cnt; 2458 int err; 2459 2460 /* put logic to right state */ 2461 /* first clear status bits */ 2462 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT; 2463 if (chip->device_type == DEVICE_NFORCE) 2464 status |= ICH_NVSPINT; 2465 cnt = igetdword(chip, ICHREG(GLOB_STA)); 2466 iputdword(chip, ICHREG(GLOB_STA), cnt & status); 2467 2468 if (snd_intel8x0_ich_chip_can_cold_reset(chip)) 2469 err = snd_intel8x0_ich_chip_cold_reset(chip); 2470 else 2471 err = snd_intel8x0_ich_chip_reset(chip); 2472 if (err < 0) 2473 return err; 2474 2475 if (probing) { 2476 /* wait for any codec ready status. 2477 * Once it becomes ready it should remain ready 2478 * as long as we do not disable the ac97 link. 2479 */ 2480 end_time = jiffies + HZ; 2481 do { 2482 status = igetdword(chip, ICHREG(GLOB_STA)) & 2483 chip->codec_isr_bits; 2484 if (status) 2485 break; 2486 schedule_timeout_uninterruptible(1); 2487 } while (time_after_eq(end_time, jiffies)); 2488 if (! status) { 2489 /* no codec is found */ 2490 dev_err(chip->card->dev, 2491 "codec_ready: codec is not ready [0x%x]\n", 2492 igetdword(chip, ICHREG(GLOB_STA))); 2493 return -EIO; 2494 } 2495 2496 /* wait for other codecs ready status. */ 2497 end_time = jiffies + HZ / 4; 2498 while (status != chip->codec_isr_bits && 2499 time_after_eq(end_time, jiffies)) { 2500 schedule_timeout_uninterruptible(1); 2501 status |= igetdword(chip, ICHREG(GLOB_STA)) & 2502 chip->codec_isr_bits; 2503 } 2504 2505 } else { 2506 /* resume phase */ 2507 int i; 2508 status = 0; 2509 for (i = 0; i < chip->ncodecs; i++) 2510 if (chip->ac97[i]) 2511 status |= chip->codec_bit[chip->ac97_sdin[i]]; 2512 /* wait until all the probed codecs are ready */ 2513 end_time = jiffies + HZ; 2514 do { 2515 nstatus = igetdword(chip, ICHREG(GLOB_STA)) & 2516 chip->codec_isr_bits; 2517 if (status == nstatus) 2518 break; 2519 schedule_timeout_uninterruptible(1); 2520 } while (time_after_eq(end_time, jiffies)); 2521 } 2522 2523 if (chip->device_type == DEVICE_SIS) { 2524 /* unmute the output on SIS7012 */ 2525 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); 2526 } 2527 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2528 /* enable SPDIF interrupt */ 2529 unsigned int val; 2530 pci_read_config_dword(chip->pci, 0x4c, &val); 2531 val |= 0x1000000; 2532 pci_write_config_dword(chip->pci, 0x4c, val); 2533 } 2534 return 0; 2535 } 2536 2537 static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing) 2538 { 2539 u32 reg; 2540 int i = 0; 2541 2542 reg = igetdword(chip, ICHREG(ALI_SCR)); 2543 if ((reg & 2) == 0) /* Cold required */ 2544 reg |= 2; 2545 else 2546 reg |= 1; /* Warm */ 2547 reg &= ~0x80000000; /* ACLink on */ 2548 iputdword(chip, ICHREG(ALI_SCR), reg); 2549 2550 for (i = 0; i < HZ / 2; i++) { 2551 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO)) 2552 goto __ok; 2553 schedule_timeout_uninterruptible(1); 2554 } 2555 dev_err(chip->card->dev, "AC'97 reset failed.\n"); 2556 if (probing) 2557 return -EIO; 2558 2559 __ok: 2560 for (i = 0; i < HZ / 2; i++) { 2561 reg = igetdword(chip, ICHREG(ALI_RTSR)); 2562 if (reg & 0x80) /* primary codec */ 2563 break; 2564 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80); 2565 schedule_timeout_uninterruptible(1); 2566 } 2567 2568 do_ali_reset(chip); 2569 return 0; 2570 } 2571 2572 static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing) 2573 { 2574 unsigned int i, timeout; 2575 int err; 2576 2577 if (chip->device_type != DEVICE_ALI) { 2578 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0) 2579 return err; 2580 iagetword(chip, 0); /* clear semaphore flag */ 2581 } else { 2582 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0) 2583 return err; 2584 } 2585 2586 /* disable interrupts */ 2587 for (i = 0; i < chip->bdbars_count; i++) 2588 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2589 /* reset channels */ 2590 for (i = 0; i < chip->bdbars_count; i++) 2591 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2592 for (i = 0; i < chip->bdbars_count; i++) { 2593 timeout = 100000; 2594 while (--timeout != 0) { 2595 if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0) 2596 break; 2597 } 2598 if (timeout == 0) 2599 dev_err(chip->card->dev, "reset of registers failed?\n"); 2600 } 2601 /* initialize Buffer Descriptor Lists */ 2602 for (i = 0; i < chip->bdbars_count; i++) 2603 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset, 2604 chip->ichd[i].bdbar_addr); 2605 return 0; 2606 } 2607 2608 static int snd_intel8x0_free(struct intel8x0 *chip) 2609 { 2610 unsigned int i; 2611 2612 if (chip->irq < 0) 2613 goto __hw_end; 2614 /* disable interrupts */ 2615 for (i = 0; i < chip->bdbars_count; i++) 2616 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00); 2617 /* reset channels */ 2618 for (i = 0; i < chip->bdbars_count; i++) 2619 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); 2620 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { 2621 /* stop the spdif interrupt */ 2622 unsigned int val; 2623 pci_read_config_dword(chip->pci, 0x4c, &val); 2624 val &= ~0x1000000; 2625 pci_write_config_dword(chip->pci, 0x4c, val); 2626 } 2627 /* --- */ 2628 2629 __hw_end: 2630 if (chip->irq >= 0) 2631 free_irq(chip->irq, chip); 2632 if (chip->bdbars.area) { 2633 if (chip->fix_nocache) 2634 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 0); 2635 snd_dma_free_pages(&chip->bdbars); 2636 } 2637 if (chip->addr) 2638 pci_iounmap(chip->pci, chip->addr); 2639 if (chip->bmaddr) 2640 pci_iounmap(chip->pci, chip->bmaddr); 2641 pci_release_regions(chip->pci); 2642 pci_disable_device(chip->pci); 2643 kfree(chip); 2644 return 0; 2645 } 2646 2647 #ifdef CONFIG_PM_SLEEP 2648 /* 2649 * power management 2650 */ 2651 static int intel8x0_suspend(struct device *dev) 2652 { 2653 struct snd_card *card = dev_get_drvdata(dev); 2654 struct intel8x0 *chip = card->private_data; 2655 int i; 2656 2657 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 2658 for (i = 0; i < chip->pcm_devs; i++) 2659 snd_pcm_suspend_all(chip->pcm[i]); 2660 /* clear nocache */ 2661 if (chip->fix_nocache) { 2662 for (i = 0; i < chip->bdbars_count; i++) { 2663 struct ichdev *ichdev = &chip->ichd[i]; 2664 if (ichdev->substream && ichdev->page_attr_changed) { 2665 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2666 if (runtime->dma_area) 2667 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); 2668 } 2669 } 2670 } 2671 for (i = 0; i < chip->ncodecs; i++) 2672 snd_ac97_suspend(chip->ac97[i]); 2673 if (chip->device_type == DEVICE_INTEL_ICH4) 2674 chip->sdm_saved = igetbyte(chip, ICHREG(SDM)); 2675 2676 if (chip->irq >= 0) { 2677 free_irq(chip->irq, chip); 2678 chip->irq = -1; 2679 } 2680 return 0; 2681 } 2682 2683 static int intel8x0_resume(struct device *dev) 2684 { 2685 struct pci_dev *pci = to_pci_dev(dev); 2686 struct snd_card *card = dev_get_drvdata(dev); 2687 struct intel8x0 *chip = card->private_data; 2688 int i; 2689 2690 snd_intel8x0_chip_init(chip, 0); 2691 if (request_irq(pci->irq, snd_intel8x0_interrupt, 2692 IRQF_SHARED, KBUILD_MODNAME, chip)) { 2693 dev_err(dev, "unable to grab IRQ %d, disabling device\n", 2694 pci->irq); 2695 snd_card_disconnect(card); 2696 return -EIO; 2697 } 2698 chip->irq = pci->irq; 2699 synchronize_irq(chip->irq); 2700 2701 /* re-initialize mixer stuff */ 2702 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { 2703 /* enable separate SDINs for ICH4 */ 2704 iputbyte(chip, ICHREG(SDM), chip->sdm_saved); 2705 /* use slot 10/11 for SPDIF */ 2706 iputdword(chip, ICHREG(GLOB_CNT), 2707 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) | 2708 ICH_PCM_SPDIF_1011); 2709 } 2710 2711 /* refill nocache */ 2712 if (chip->fix_nocache) 2713 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 2714 2715 for (i = 0; i < chip->ncodecs; i++) 2716 snd_ac97_resume(chip->ac97[i]); 2717 2718 /* refill nocache */ 2719 if (chip->fix_nocache) { 2720 for (i = 0; i < chip->bdbars_count; i++) { 2721 struct ichdev *ichdev = &chip->ichd[i]; 2722 if (ichdev->substream && ichdev->page_attr_changed) { 2723 struct snd_pcm_runtime *runtime = ichdev->substream->runtime; 2724 if (runtime->dma_area) 2725 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1); 2726 } 2727 } 2728 } 2729 2730 /* resume status */ 2731 for (i = 0; i < chip->bdbars_count; i++) { 2732 struct ichdev *ichdev = &chip->ichd[i]; 2733 unsigned long port = ichdev->reg_offset; 2734 if (! ichdev->substream || ! ichdev->suspended) 2735 continue; 2736 if (ichdev->ichd == ICHD_PCMOUT) 2737 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime); 2738 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr); 2739 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi); 2740 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ); 2741 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI); 2742 } 2743 2744 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 2745 return 0; 2746 } 2747 2748 static SIMPLE_DEV_PM_OPS(intel8x0_pm, intel8x0_suspend, intel8x0_resume); 2749 #define INTEL8X0_PM_OPS &intel8x0_pm 2750 #else 2751 #define INTEL8X0_PM_OPS NULL 2752 #endif /* CONFIG_PM_SLEEP */ 2753 2754 #define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */ 2755 2756 static void intel8x0_measure_ac97_clock(struct intel8x0 *chip) 2757 { 2758 struct snd_pcm_substream *subs; 2759 struct ichdev *ichdev; 2760 unsigned long port; 2761 unsigned long pos, pos1, t; 2762 int civ, timeout = 1000, attempt = 1; 2763 ktime_t start_time, stop_time; 2764 2765 if (chip->ac97_bus->clock != 48000) 2766 return; /* specified in module option */ 2767 2768 __again: 2769 subs = chip->pcm[0]->streams[0].substream; 2770 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) { 2771 dev_warn(chip->card->dev, 2772 "no playback buffer allocated - aborting measure ac97 clock\n"); 2773 return; 2774 } 2775 ichdev = &chip->ichd[ICHD_PCMOUT]; 2776 ichdev->physbuf = subs->dma_buffer.addr; 2777 ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE; 2778 ichdev->substream = NULL; /* don't process interrupts */ 2779 2780 /* set rate */ 2781 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) { 2782 dev_err(chip->card->dev, "cannot set ac97 rate: clock = %d\n", 2783 chip->ac97_bus->clock); 2784 return; 2785 } 2786 snd_intel8x0_setup_periods(chip, ichdev); 2787 port = ichdev->reg_offset; 2788 spin_lock_irq(&chip->reg_lock); 2789 chip->in_measurement = 1; 2790 /* trigger */ 2791 if (chip->device_type != DEVICE_ALI) 2792 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM); 2793 else { 2794 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE); 2795 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot); 2796 } 2797 start_time = ktime_get(); 2798 spin_unlock_irq(&chip->reg_lock); 2799 msleep(50); 2800 spin_lock_irq(&chip->reg_lock); 2801 /* check the position */ 2802 do { 2803 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV); 2804 pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb); 2805 if (pos1 == 0) { 2806 udelay(10); 2807 continue; 2808 } 2809 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) && 2810 pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb)) 2811 break; 2812 } while (timeout--); 2813 if (pos1 == 0) { /* oops, this value is not reliable */ 2814 pos = 0; 2815 } else { 2816 pos = ichdev->fragsize1; 2817 pos -= pos1 << ichdev->pos_shift; 2818 pos += ichdev->position; 2819 } 2820 chip->in_measurement = 0; 2821 stop_time = ktime_get(); 2822 /* stop */ 2823 if (chip->device_type == DEVICE_ALI) { 2824 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16)); 2825 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2826 while (igetbyte(chip, port + ICH_REG_OFF_CR)) 2827 ; 2828 } else { 2829 iputbyte(chip, port + ICH_REG_OFF_CR, 0); 2830 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) 2831 ; 2832 } 2833 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS); 2834 spin_unlock_irq(&chip->reg_lock); 2835 2836 if (pos == 0) { 2837 dev_err(chip->card->dev, 2838 "measure - unreliable DMA position..\n"); 2839 __retry: 2840 if (attempt < 3) { 2841 msleep(300); 2842 attempt++; 2843 goto __again; 2844 } 2845 goto __end; 2846 } 2847 2848 pos /= 4; 2849 t = ktime_us_delta(stop_time, start_time); 2850 dev_info(chip->card->dev, 2851 "%s: measured %lu usecs (%lu samples)\n", __func__, t, pos); 2852 if (t == 0) { 2853 dev_err(chip->card->dev, "?? calculation error..\n"); 2854 goto __retry; 2855 } 2856 pos *= 1000; 2857 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t; 2858 if (pos < 40000 || pos >= 60000) { 2859 /* abnormal value. hw problem? */ 2860 dev_info(chip->card->dev, "measured clock %ld rejected\n", pos); 2861 goto __retry; 2862 } else if (pos > 40500 && pos < 41500) 2863 /* first exception - 41000Hz reference clock */ 2864 chip->ac97_bus->clock = 41000; 2865 else if (pos > 43600 && pos < 44600) 2866 /* second exception - 44100HZ reference clock */ 2867 chip->ac97_bus->clock = 44100; 2868 else if (pos < 47500 || pos > 48500) 2869 /* not 48000Hz, tuning the clock.. */ 2870 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos; 2871 __end: 2872 dev_info(chip->card->dev, "clocking to %d\n", chip->ac97_bus->clock); 2873 snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0); 2874 } 2875 2876 static struct snd_pci_quirk intel8x0_clock_list[] = { 2877 SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000), 2878 SND_PCI_QUIRK(0x1014, 0x0581, "AD1981B", 48000), 2879 SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100), 2880 SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000), 2881 SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000), 2882 SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000), 2883 { } /* terminator */ 2884 }; 2885 2886 static int intel8x0_in_clock_list(struct intel8x0 *chip) 2887 { 2888 struct pci_dev *pci = chip->pci; 2889 const struct snd_pci_quirk *wl; 2890 2891 wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list); 2892 if (!wl) 2893 return 0; 2894 dev_info(chip->card->dev, "white list rate for %04x:%04x is %i\n", 2895 pci->subsystem_vendor, pci->subsystem_device, wl->value); 2896 chip->ac97_bus->clock = wl->value; 2897 return 1; 2898 } 2899 2900 static void snd_intel8x0_proc_read(struct snd_info_entry * entry, 2901 struct snd_info_buffer *buffer) 2902 { 2903 struct intel8x0 *chip = entry->private_data; 2904 unsigned int tmp; 2905 2906 snd_iprintf(buffer, "Intel8x0\n\n"); 2907 if (chip->device_type == DEVICE_ALI) 2908 return; 2909 tmp = igetdword(chip, ICHREG(GLOB_STA)); 2910 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT))); 2911 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp); 2912 if (chip->device_type == DEVICE_INTEL_ICH4) 2913 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM))); 2914 snd_iprintf(buffer, "AC'97 codecs ready :"); 2915 if (tmp & chip->codec_isr_bits) { 2916 int i; 2917 static const char *codecs[3] = { 2918 "primary", "secondary", "tertiary" 2919 }; 2920 for (i = 0; i < chip->max_codecs; i++) 2921 if (tmp & chip->codec_bit[i]) 2922 snd_iprintf(buffer, " %s", codecs[i]); 2923 } else 2924 snd_iprintf(buffer, " none"); 2925 snd_iprintf(buffer, "\n"); 2926 if (chip->device_type == DEVICE_INTEL_ICH4 || 2927 chip->device_type == DEVICE_SIS) 2928 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n", 2929 chip->ac97_sdin[0], 2930 chip->ac97_sdin[1], 2931 chip->ac97_sdin[2]); 2932 } 2933 2934 static void snd_intel8x0_proc_init(struct intel8x0 *chip) 2935 { 2936 struct snd_info_entry *entry; 2937 2938 if (! snd_card_proc_new(chip->card, "intel8x0", &entry)) 2939 snd_info_set_text_ops(entry, chip, snd_intel8x0_proc_read); 2940 } 2941 2942 static int snd_intel8x0_dev_free(struct snd_device *device) 2943 { 2944 struct intel8x0 *chip = device->device_data; 2945 return snd_intel8x0_free(chip); 2946 } 2947 2948 struct ich_reg_info { 2949 unsigned int int_sta_mask; 2950 unsigned int offset; 2951 }; 2952 2953 static unsigned int ich_codec_bits[3] = { 2954 ICH_PCR, ICH_SCR, ICH_TCR 2955 }; 2956 static unsigned int sis_codec_bits[3] = { 2957 ICH_PCR, ICH_SCR, ICH_SIS_TCR 2958 }; 2959 2960 static int snd_intel8x0_inside_vm(struct pci_dev *pci) 2961 { 2962 int result = inside_vm; 2963 char *msg = NULL; 2964 2965 /* check module parameter first (override detection) */ 2966 if (result >= 0) { 2967 msg = result ? "enable (forced) VM" : "disable (forced) VM"; 2968 goto fini; 2969 } 2970 2971 /* check for known (emulated) devices */ 2972 result = 0; 2973 if (pci->subsystem_vendor == PCI_SUBVENDOR_ID_REDHAT_QUMRANET && 2974 pci->subsystem_device == PCI_SUBDEVICE_ID_QEMU) { 2975 /* KVM emulated sound, PCI SSID: 1af4:1100 */ 2976 msg = "enable KVM"; 2977 result = 1; 2978 } else if (pci->subsystem_vendor == 0x1ab8) { 2979 /* Parallels VM emulated sound, PCI SSID: 1ab8:xxxx */ 2980 msg = "enable Parallels VM"; 2981 result = 1; 2982 } 2983 2984 fini: 2985 if (msg != NULL) 2986 dev_info(&pci->dev, "%s optimization\n", msg); 2987 2988 return result; 2989 } 2990 2991 static int snd_intel8x0_create(struct snd_card *card, 2992 struct pci_dev *pci, 2993 unsigned long device_type, 2994 struct intel8x0 **r_intel8x0) 2995 { 2996 struct intel8x0 *chip; 2997 int err; 2998 unsigned int i; 2999 unsigned int int_sta_masks; 3000 struct ichdev *ichdev; 3001 static struct snd_device_ops ops = { 3002 .dev_free = snd_intel8x0_dev_free, 3003 }; 3004 3005 static unsigned int bdbars[] = { 3006 3, /* DEVICE_INTEL */ 3007 6, /* DEVICE_INTEL_ICH4 */ 3008 3, /* DEVICE_SIS */ 3009 6, /* DEVICE_ALI */ 3010 4, /* DEVICE_NFORCE */ 3011 }; 3012 static struct ich_reg_info intel_regs[6] = { 3013 { ICH_PIINT, 0 }, 3014 { ICH_POINT, 0x10 }, 3015 { ICH_MCINT, 0x20 }, 3016 { ICH_M2INT, 0x40 }, 3017 { ICH_P2INT, 0x50 }, 3018 { ICH_SPINT, 0x60 }, 3019 }; 3020 static struct ich_reg_info nforce_regs[4] = { 3021 { ICH_PIINT, 0 }, 3022 { ICH_POINT, 0x10 }, 3023 { ICH_MCINT, 0x20 }, 3024 { ICH_NVSPINT, 0x70 }, 3025 }; 3026 static struct ich_reg_info ali_regs[6] = { 3027 { ALI_INT_PCMIN, 0x40 }, 3028 { ALI_INT_PCMOUT, 0x50 }, 3029 { ALI_INT_MICIN, 0x60 }, 3030 { ALI_INT_CODECSPDIFOUT, 0x70 }, 3031 { ALI_INT_SPDIFIN, 0xa0 }, 3032 { ALI_INT_SPDIFOUT, 0xb0 }, 3033 }; 3034 struct ich_reg_info *tbl; 3035 3036 *r_intel8x0 = NULL; 3037 3038 if ((err = pci_enable_device(pci)) < 0) 3039 return err; 3040 3041 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 3042 if (chip == NULL) { 3043 pci_disable_device(pci); 3044 return -ENOMEM; 3045 } 3046 spin_lock_init(&chip->reg_lock); 3047 chip->device_type = device_type; 3048 chip->card = card; 3049 chip->pci = pci; 3050 chip->irq = -1; 3051 3052 /* module parameters */ 3053 chip->buggy_irq = buggy_irq; 3054 chip->buggy_semaphore = buggy_semaphore; 3055 if (xbox) 3056 chip->xbox = 1; 3057 3058 chip->inside_vm = snd_intel8x0_inside_vm(pci); 3059 3060 if (pci->vendor == PCI_VENDOR_ID_INTEL && 3061 pci->device == PCI_DEVICE_ID_INTEL_440MX) 3062 chip->fix_nocache = 1; /* enable workaround */ 3063 3064 if ((err = pci_request_regions(pci, card->shortname)) < 0) { 3065 kfree(chip); 3066 pci_disable_device(pci); 3067 return err; 3068 } 3069 3070 if (device_type == DEVICE_ALI) { 3071 /* ALI5455 has no ac97 region */ 3072 chip->bmaddr = pci_iomap(pci, 0, 0); 3073 goto port_inited; 3074 } 3075 3076 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */ 3077 chip->addr = pci_iomap(pci, 2, 0); 3078 else 3079 chip->addr = pci_iomap(pci, 0, 0); 3080 if (!chip->addr) { 3081 dev_err(card->dev, "AC'97 space ioremap problem\n"); 3082 snd_intel8x0_free(chip); 3083 return -EIO; 3084 } 3085 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */ 3086 chip->bmaddr = pci_iomap(pci, 3, 0); 3087 else 3088 chip->bmaddr = pci_iomap(pci, 1, 0); 3089 3090 port_inited: 3091 if (!chip->bmaddr) { 3092 dev_err(card->dev, "Controller space ioremap problem\n"); 3093 snd_intel8x0_free(chip); 3094 return -EIO; 3095 } 3096 chip->bdbars_count = bdbars[device_type]; 3097 3098 /* initialize offsets */ 3099 switch (device_type) { 3100 case DEVICE_NFORCE: 3101 tbl = nforce_regs; 3102 break; 3103 case DEVICE_ALI: 3104 tbl = ali_regs; 3105 break; 3106 default: 3107 tbl = intel_regs; 3108 break; 3109 } 3110 for (i = 0; i < chip->bdbars_count; i++) { 3111 ichdev = &chip->ichd[i]; 3112 ichdev->ichd = i; 3113 ichdev->reg_offset = tbl[i].offset; 3114 ichdev->int_sta_mask = tbl[i].int_sta_mask; 3115 if (device_type == DEVICE_SIS) { 3116 /* SiS 7012 swaps the registers */ 3117 ichdev->roff_sr = ICH_REG_OFF_PICB; 3118 ichdev->roff_picb = ICH_REG_OFF_SR; 3119 } else { 3120 ichdev->roff_sr = ICH_REG_OFF_SR; 3121 ichdev->roff_picb = ICH_REG_OFF_PICB; 3122 } 3123 if (device_type == DEVICE_ALI) 3124 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10; 3125 /* SIS7012 handles the pcm data in bytes, others are in samples */ 3126 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1; 3127 } 3128 3129 /* allocate buffer descriptor lists */ 3130 /* the start of each lists must be aligned to 8 bytes */ 3131 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 3132 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2, 3133 &chip->bdbars) < 0) { 3134 snd_intel8x0_free(chip); 3135 dev_err(card->dev, "cannot allocate buffer descriptors\n"); 3136 return -ENOMEM; 3137 } 3138 /* tables must be aligned to 8 bytes here, but the kernel pages 3139 are much bigger, so we don't care (on i386) */ 3140 /* workaround for 440MX */ 3141 if (chip->fix_nocache) 3142 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); 3143 int_sta_masks = 0; 3144 for (i = 0; i < chip->bdbars_count; i++) { 3145 ichdev = &chip->ichd[i]; 3146 ichdev->bdbar = ((u32 *)chip->bdbars.area) + 3147 (i * ICH_MAX_FRAGS * 2); 3148 ichdev->bdbar_addr = chip->bdbars.addr + 3149 (i * sizeof(u32) * ICH_MAX_FRAGS * 2); 3150 int_sta_masks |= ichdev->int_sta_mask; 3151 } 3152 chip->int_sta_reg = device_type == DEVICE_ALI ? 3153 ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; 3154 chip->int_sta_mask = int_sta_masks; 3155 3156 pci_set_master(pci); 3157 3158 switch(chip->device_type) { 3159 case DEVICE_INTEL_ICH4: 3160 /* ICH4 can have three codecs */ 3161 chip->max_codecs = 3; 3162 chip->codec_bit = ich_codec_bits; 3163 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI; 3164 break; 3165 case DEVICE_SIS: 3166 /* recent SIS7012 can have three codecs */ 3167 chip->max_codecs = 3; 3168 chip->codec_bit = sis_codec_bits; 3169 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI; 3170 break; 3171 default: 3172 /* others up to two codecs */ 3173 chip->max_codecs = 2; 3174 chip->codec_bit = ich_codec_bits; 3175 chip->codec_ready_bits = ICH_PRI | ICH_SRI; 3176 break; 3177 } 3178 for (i = 0; i < chip->max_codecs; i++) 3179 chip->codec_isr_bits |= chip->codec_bit[i]; 3180 3181 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { 3182 snd_intel8x0_free(chip); 3183 return err; 3184 } 3185 3186 /* request irq after initializaing int_sta_mask, etc */ 3187 if (request_irq(pci->irq, snd_intel8x0_interrupt, 3188 IRQF_SHARED, KBUILD_MODNAME, chip)) { 3189 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); 3190 snd_intel8x0_free(chip); 3191 return -EBUSY; 3192 } 3193 chip->irq = pci->irq; 3194 3195 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 3196 snd_intel8x0_free(chip); 3197 return err; 3198 } 3199 3200 *r_intel8x0 = chip; 3201 return 0; 3202 } 3203 3204 static struct shortname_table { 3205 unsigned int id; 3206 const char *s; 3207 } shortnames[] = { 3208 { PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" }, 3209 { PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" }, 3210 { PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" }, 3211 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" }, 3212 { PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" }, 3213 { PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" }, 3214 { PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" }, 3215 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" }, 3216 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" }, 3217 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" }, 3218 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" }, 3219 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" }, 3220 { PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" }, 3221 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" }, 3222 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" }, 3223 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" }, 3224 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" }, 3225 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" }, 3226 { 0x003a, "NVidia MCP04" }, 3227 { 0x746d, "AMD AMD8111" }, 3228 { 0x7445, "AMD AMD768" }, 3229 { 0x5455, "ALi M5455" }, 3230 { 0, NULL }, 3231 }; 3232 3233 static struct snd_pci_quirk spdif_aclink_defaults[] = { 3234 SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1), 3235 { } /* end */ 3236 }; 3237 3238 /* look up white/black list for SPDIF over ac-link */ 3239 static int check_default_spdif_aclink(struct pci_dev *pci) 3240 { 3241 const struct snd_pci_quirk *w; 3242 3243 w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults); 3244 if (w) { 3245 if (w->value) 3246 dev_dbg(&pci->dev, 3247 "Using SPDIF over AC-Link for %s\n", 3248 snd_pci_quirk_name(w)); 3249 else 3250 dev_dbg(&pci->dev, 3251 "Using integrated SPDIF DMA for %s\n", 3252 snd_pci_quirk_name(w)); 3253 return w->value; 3254 } 3255 return 0; 3256 } 3257 3258 static int snd_intel8x0_probe(struct pci_dev *pci, 3259 const struct pci_device_id *pci_id) 3260 { 3261 struct snd_card *card; 3262 struct intel8x0 *chip; 3263 int err; 3264 struct shortname_table *name; 3265 3266 err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card); 3267 if (err < 0) 3268 return err; 3269 3270 if (spdif_aclink < 0) 3271 spdif_aclink = check_default_spdif_aclink(pci); 3272 3273 strcpy(card->driver, "ICH"); 3274 if (!spdif_aclink) { 3275 switch (pci_id->driver_data) { 3276 case DEVICE_NFORCE: 3277 strcpy(card->driver, "NFORCE"); 3278 break; 3279 case DEVICE_INTEL_ICH4: 3280 strcpy(card->driver, "ICH4"); 3281 } 3282 } 3283 3284 strcpy(card->shortname, "Intel ICH"); 3285 for (name = shortnames; name->id; name++) { 3286 if (pci->device == name->id) { 3287 strcpy(card->shortname, name->s); 3288 break; 3289 } 3290 } 3291 3292 if (buggy_irq < 0) { 3293 /* some Nforce[2] and ICH boards have problems with IRQ handling. 3294 * Needs to return IRQ_HANDLED for unknown irqs. 3295 */ 3296 if (pci_id->driver_data == DEVICE_NFORCE) 3297 buggy_irq = 1; 3298 else 3299 buggy_irq = 0; 3300 } 3301 3302 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, 3303 &chip)) < 0) { 3304 snd_card_free(card); 3305 return err; 3306 } 3307 card->private_data = chip; 3308 3309 if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) { 3310 snd_card_free(card); 3311 return err; 3312 } 3313 if ((err = snd_intel8x0_pcm(chip)) < 0) { 3314 snd_card_free(card); 3315 return err; 3316 } 3317 3318 snd_intel8x0_proc_init(chip); 3319 3320 snprintf(card->longname, sizeof(card->longname), 3321 "%s with %s at irq %i", card->shortname, 3322 snd_ac97_get_short_name(chip->ac97[0]), chip->irq); 3323 3324 if (ac97_clock == 0 || ac97_clock == 1) { 3325 if (ac97_clock == 0) { 3326 if (intel8x0_in_clock_list(chip) == 0) 3327 intel8x0_measure_ac97_clock(chip); 3328 } else { 3329 intel8x0_measure_ac97_clock(chip); 3330 } 3331 } 3332 3333 if ((err = snd_card_register(card)) < 0) { 3334 snd_card_free(card); 3335 return err; 3336 } 3337 pci_set_drvdata(pci, card); 3338 return 0; 3339 } 3340 3341 static void snd_intel8x0_remove(struct pci_dev *pci) 3342 { 3343 snd_card_free(pci_get_drvdata(pci)); 3344 } 3345 3346 static struct pci_driver intel8x0_driver = { 3347 .name = KBUILD_MODNAME, 3348 .id_table = snd_intel8x0_ids, 3349 .probe = snd_intel8x0_probe, 3350 .remove = snd_intel8x0_remove, 3351 .driver = { 3352 .pm = INTEL8X0_PM_OPS, 3353 }, 3354 }; 3355 3356 module_pci_driver(intel8x0_driver); 3357