1 #ifndef __SOUND_AC97_CODEC_H 2 #define __SOUND_AC97_CODEC_H 3 4 /* 5 * Copyright (c) by Jaroslav Kysela <perex@perex.cz> 6 * Universal interface for Audio Codec '97 7 * 8 * For more details look to AC '97 component specification revision 2.1 9 * by Intel Corporation (http://developer.intel.com). 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 #include <linux/bitops.h> 29 #include <linux/device.h> 30 #include <linux/workqueue.h> 31 #include <sound/pcm.h> 32 #include <sound/control.h> 33 #include <sound/info.h> 34 35 /* maximum number of devices on the AC97 bus */ 36 #define AC97_BUS_MAX_DEVICES 4 37 38 /* 39 * AC'97 codec registers 40 */ 41 42 #define AC97_RESET 0x00 /* Reset */ 43 #define AC97_MASTER 0x02 /* Master Volume */ 44 #define AC97_HEADPHONE 0x04 /* Headphone Volume (optional) */ 45 #define AC97_MASTER_MONO 0x06 /* Master Volume Mono (optional) */ 46 #define AC97_MASTER_TONE 0x08 /* Master Tone (Bass & Treble) (optional) */ 47 #define AC97_PC_BEEP 0x0a /* PC Beep Volume (optinal) */ 48 #define AC97_PHONE 0x0c /* Phone Volume (optional) */ 49 #define AC97_MIC 0x0e /* MIC Volume */ 50 #define AC97_LINE 0x10 /* Line In Volume */ 51 #define AC97_CD 0x12 /* CD Volume */ 52 #define AC97_VIDEO 0x14 /* Video Volume (optional) */ 53 #define AC97_AUX 0x16 /* AUX Volume (optional) */ 54 #define AC97_PCM 0x18 /* PCM Volume */ 55 #define AC97_REC_SEL 0x1a /* Record Select */ 56 #define AC97_REC_GAIN 0x1c /* Record Gain */ 57 #define AC97_REC_GAIN_MIC 0x1e /* Record Gain MIC (optional) */ 58 #define AC97_GENERAL_PURPOSE 0x20 /* General Purpose (optional) */ 59 #define AC97_3D_CONTROL 0x22 /* 3D Control (optional) */ 60 #define AC97_INT_PAGING 0x24 /* Audio Interrupt & Paging (AC'97 2.3) */ 61 #define AC97_POWERDOWN 0x26 /* Powerdown control / status */ 62 /* range 0x28-0x3a - AUDIO AC'97 2.0 extensions */ 63 #define AC97_EXTENDED_ID 0x28 /* Extended Audio ID */ 64 #define AC97_EXTENDED_STATUS 0x2a /* Extended Audio Status and Control */ 65 #define AC97_PCM_FRONT_DAC_RATE 0x2c /* PCM Front DAC Rate */ 66 #define AC97_PCM_SURR_DAC_RATE 0x2e /* PCM Surround DAC Rate */ 67 #define AC97_PCM_LFE_DAC_RATE 0x30 /* PCM LFE DAC Rate */ 68 #define AC97_PCM_LR_ADC_RATE 0x32 /* PCM LR ADC Rate */ 69 #define AC97_PCM_MIC_ADC_RATE 0x34 /* PCM MIC ADC Rate */ 70 #define AC97_CENTER_LFE_MASTER 0x36 /* Center + LFE Master Volume */ 71 #define AC97_SURROUND_MASTER 0x38 /* Surround (Rear) Master Volume */ 72 #define AC97_SPDIF 0x3a /* S/PDIF control */ 73 /* range 0x3c-0x58 - MODEM */ 74 #define AC97_EXTENDED_MID 0x3c /* Extended Modem ID */ 75 #define AC97_EXTENDED_MSTATUS 0x3e /* Extended Modem Status and Control */ 76 #define AC97_LINE1_RATE 0x40 /* Line1 DAC/ADC Rate */ 77 #define AC97_LINE2_RATE 0x42 /* Line2 DAC/ADC Rate */ 78 #define AC97_HANDSET_RATE 0x44 /* Handset DAC/ADC Rate */ 79 #define AC97_LINE1_LEVEL 0x46 /* Line1 DAC/ADC Level */ 80 #define AC97_LINE2_LEVEL 0x48 /* Line2 DAC/ADC Level */ 81 #define AC97_HANDSET_LEVEL 0x4a /* Handset DAC/ADC Level */ 82 #define AC97_GPIO_CFG 0x4c /* GPIO Configuration */ 83 #define AC97_GPIO_POLARITY 0x4e /* GPIO Pin Polarity/Type, 0=low, 1=high active */ 84 #define AC97_GPIO_STICKY 0x50 /* GPIO Pin Sticky, 0=not, 1=sticky */ 85 #define AC97_GPIO_WAKEUP 0x52 /* GPIO Pin Wakeup, 0=no int, 1=yes int */ 86 #define AC97_GPIO_STATUS 0x54 /* GPIO Pin Status, slot 12 */ 87 #define AC97_MISC_AFE 0x56 /* Miscellaneous Modem AFE Status and Control */ 88 /* range 0x5a-0x7b - Vendor Specific */ 89 #define AC97_VENDOR_ID1 0x7c /* Vendor ID1 */ 90 #define AC97_VENDOR_ID2 0x7e /* Vendor ID2 / revision */ 91 /* range 0x60-0x6f (page 1) - extended codec registers */ 92 #define AC97_CODEC_CLASS_REV 0x60 /* Codec Class/Revision */ 93 #define AC97_PCI_SVID 0x62 /* PCI Subsystem Vendor ID */ 94 #define AC97_PCI_SID 0x64 /* PCI Subsystem ID */ 95 #define AC97_FUNC_SELECT 0x66 /* Function Select */ 96 #define AC97_FUNC_INFO 0x68 /* Function Information */ 97 #define AC97_SENSE_INFO 0x6a /* Sense Details */ 98 99 /* volume controls */ 100 #define AC97_MUTE_MASK_MONO 0x8000 101 #define AC97_MUTE_MASK_STEREO 0x8080 102 103 /* slot allocation */ 104 #define AC97_SLOT_TAG 0 105 #define AC97_SLOT_CMD_ADDR 1 106 #define AC97_SLOT_CMD_DATA 2 107 #define AC97_SLOT_PCM_LEFT 3 108 #define AC97_SLOT_PCM_RIGHT 4 109 #define AC97_SLOT_MODEM_LINE1 5 110 #define AC97_SLOT_PCM_CENTER 6 111 #define AC97_SLOT_MIC 6 /* input */ 112 #define AC97_SLOT_SPDIF_LEFT1 6 113 #define AC97_SLOT_PCM_SLEFT 7 /* surround left */ 114 #define AC97_SLOT_PCM_LEFT_0 7 /* double rate operation */ 115 #define AC97_SLOT_SPDIF_LEFT 7 116 #define AC97_SLOT_PCM_SRIGHT 8 /* surround right */ 117 #define AC97_SLOT_PCM_RIGHT_0 8 /* double rate operation */ 118 #define AC97_SLOT_SPDIF_RIGHT 8 119 #define AC97_SLOT_LFE 9 120 #define AC97_SLOT_SPDIF_RIGHT1 9 121 #define AC97_SLOT_MODEM_LINE2 10 122 #define AC97_SLOT_PCM_LEFT_1 10 /* double rate operation */ 123 #define AC97_SLOT_SPDIF_LEFT2 10 124 #define AC97_SLOT_HANDSET 11 /* output */ 125 #define AC97_SLOT_PCM_RIGHT_1 11 /* double rate operation */ 126 #define AC97_SLOT_SPDIF_RIGHT2 11 127 #define AC97_SLOT_MODEM_GPIO 12 /* modem GPIO */ 128 #define AC97_SLOT_PCM_CENTER_1 12 /* double rate operation */ 129 130 /* basic capabilities (reset register) */ 131 #define AC97_BC_DEDICATED_MIC 0x0001 /* Dedicated Mic PCM In Channel */ 132 #define AC97_BC_RESERVED1 0x0002 /* Reserved (was Modem Line Codec support) */ 133 #define AC97_BC_BASS_TREBLE 0x0004 /* Bass & Treble Control */ 134 #define AC97_BC_SIM_STEREO 0x0008 /* Simulated stereo */ 135 #define AC97_BC_HEADPHONE 0x0010 /* Headphone Out Support */ 136 #define AC97_BC_LOUDNESS 0x0020 /* Loudness (bass boost) Support */ 137 #define AC97_BC_16BIT_DAC 0x0000 /* 16-bit DAC resolution */ 138 #define AC97_BC_18BIT_DAC 0x0040 /* 18-bit DAC resolution */ 139 #define AC97_BC_20BIT_DAC 0x0080 /* 20-bit DAC resolution */ 140 #define AC97_BC_DAC_MASK 0x00c0 141 #define AC97_BC_16BIT_ADC 0x0000 /* 16-bit ADC resolution */ 142 #define AC97_BC_18BIT_ADC 0x0100 /* 18-bit ADC resolution */ 143 #define AC97_BC_20BIT_ADC 0x0200 /* 20-bit ADC resolution */ 144 #define AC97_BC_ADC_MASK 0x0300 145 #define AC97_BC_3D_TECH_ID_MASK 0x7c00 /* Per-vendor ID of 3D enhancement */ 146 147 /* general purpose */ 148 #define AC97_GP_DRSS_MASK 0x0c00 /* double rate slot select */ 149 #define AC97_GP_DRSS_1011 0x0000 /* LR(C) 10+11(+12) */ 150 #define AC97_GP_DRSS_78 0x0400 /* LR 7+8 */ 151 152 /* powerdown bits */ 153 #define AC97_PD_ADC_STATUS 0x0001 /* ADC status (RO) */ 154 #define AC97_PD_DAC_STATUS 0x0002 /* DAC status (RO) */ 155 #define AC97_PD_MIXER_STATUS 0x0004 /* Analog mixer status (RO) */ 156 #define AC97_PD_VREF_STATUS 0x0008 /* Vref status (RO) */ 157 #define AC97_PD_PR0 0x0100 /* Power down PCM ADCs and input MUX */ 158 #define AC97_PD_PR1 0x0200 /* Power down PCM front DAC */ 159 #define AC97_PD_PR2 0x0400 /* Power down Mixer (Vref still on) */ 160 #define AC97_PD_PR3 0x0800 /* Power down Mixer (Vref off) */ 161 #define AC97_PD_PR4 0x1000 /* Power down AC-Link */ 162 #define AC97_PD_PR5 0x2000 /* Disable internal clock usage */ 163 #define AC97_PD_PR6 0x4000 /* Headphone amplifier */ 164 #define AC97_PD_EAPD 0x8000 /* External Amplifer Power Down (EAPD) */ 165 166 /* extended audio ID bit defines */ 167 #define AC97_EI_VRA 0x0001 /* Variable bit rate supported */ 168 #define AC97_EI_DRA 0x0002 /* Double rate supported */ 169 #define AC97_EI_SPDIF 0x0004 /* S/PDIF out supported */ 170 #define AC97_EI_VRM 0x0008 /* Variable bit rate supported for MIC */ 171 #define AC97_EI_DACS_SLOT_MASK 0x0030 /* DACs slot assignment */ 172 #define AC97_EI_DACS_SLOT_SHIFT 4 173 #define AC97_EI_CDAC 0x0040 /* PCM Center DAC available */ 174 #define AC97_EI_SDAC 0x0080 /* PCM Surround DACs available */ 175 #define AC97_EI_LDAC 0x0100 /* PCM LFE DAC available */ 176 #define AC97_EI_AMAP 0x0200 /* indicates optional slot/DAC mapping based on codec ID */ 177 #define AC97_EI_REV_MASK 0x0c00 /* AC'97 revision mask */ 178 #define AC97_EI_REV_22 0x0400 /* AC'97 revision 2.2 */ 179 #define AC97_EI_REV_23 0x0800 /* AC'97 revision 2.3 */ 180 #define AC97_EI_REV_SHIFT 10 181 #define AC97_EI_ADDR_MASK 0xc000 /* physical codec ID (address) */ 182 #define AC97_EI_ADDR_SHIFT 14 183 184 /* extended audio status and control bit defines */ 185 #define AC97_EA_VRA 0x0001 /* Variable bit rate enable bit */ 186 #define AC97_EA_DRA 0x0002 /* Double-rate audio enable bit */ 187 #define AC97_EA_SPDIF 0x0004 /* S/PDIF out enable bit */ 188 #define AC97_EA_VRM 0x0008 /* Variable bit rate for MIC enable bit */ 189 #define AC97_EA_SPSA_SLOT_MASK 0x0030 /* Mask for slot assignment bits */ 190 #define AC97_EA_SPSA_SLOT_SHIFT 4 191 #define AC97_EA_SPSA_3_4 0x0000 /* Slot assigned to 3 & 4 */ 192 #define AC97_EA_SPSA_7_8 0x0010 /* Slot assigned to 7 & 8 */ 193 #define AC97_EA_SPSA_6_9 0x0020 /* Slot assigned to 6 & 9 */ 194 #define AC97_EA_SPSA_10_11 0x0030 /* Slot assigned to 10 & 11 */ 195 #define AC97_EA_CDAC 0x0040 /* PCM Center DAC is ready (Read only) */ 196 #define AC97_EA_SDAC 0x0080 /* PCM Surround DACs are ready (Read only) */ 197 #define AC97_EA_LDAC 0x0100 /* PCM LFE DAC is ready (Read only) */ 198 #define AC97_EA_MDAC 0x0200 /* MIC ADC is ready (Read only) */ 199 #define AC97_EA_SPCV 0x0400 /* S/PDIF configuration valid (Read only) */ 200 #define AC97_EA_PRI 0x0800 /* Turns the PCM Center DAC off */ 201 #define AC97_EA_PRJ 0x1000 /* Turns the PCM Surround DACs off */ 202 #define AC97_EA_PRK 0x2000 /* Turns the PCM LFE DAC off */ 203 #define AC97_EA_PRL 0x4000 /* Turns the MIC ADC off */ 204 205 /* S/PDIF control bit defines */ 206 #define AC97_SC_PRO 0x0001 /* Professional status */ 207 #define AC97_SC_NAUDIO 0x0002 /* Non audio stream */ 208 #define AC97_SC_COPY 0x0004 /* Copyright status */ 209 #define AC97_SC_PRE 0x0008 /* Preemphasis status */ 210 #define AC97_SC_CC_MASK 0x07f0 /* Category Code mask */ 211 #define AC97_SC_CC_SHIFT 4 212 #define AC97_SC_L 0x0800 /* Generation Level status */ 213 #define AC97_SC_SPSR_MASK 0x3000 /* S/PDIF Sample Rate bits */ 214 #define AC97_SC_SPSR_SHIFT 12 215 #define AC97_SC_SPSR_44K 0x0000 /* Use 44.1kHz Sample rate */ 216 #define AC97_SC_SPSR_48K 0x2000 /* Use 48kHz Sample rate */ 217 #define AC97_SC_SPSR_32K 0x3000 /* Use 32kHz Sample rate */ 218 #define AC97_SC_DRS 0x4000 /* Double Rate S/PDIF */ 219 #define AC97_SC_V 0x8000 /* Validity status */ 220 221 /* Interrupt and Paging bit defines (AC'97 2.3) */ 222 #define AC97_PAGE_MASK 0x000f /* Page Selector */ 223 #define AC97_PAGE_VENDOR 0 /* Vendor-specific registers */ 224 #define AC97_PAGE_1 1 /* Extended Codec Registers page 1 */ 225 #define AC97_INT_ENABLE 0x0800 /* Interrupt Enable */ 226 #define AC97_INT_SENSE 0x1000 /* Sense Cycle */ 227 #define AC97_INT_CAUSE_SENSE 0x2000 /* Sense Cycle Completed (RO) */ 228 #define AC97_INT_CAUSE_GPIO 0x4000 /* GPIO bits changed (RO) */ 229 #define AC97_INT_STATUS 0x8000 /* Interrupt Status */ 230 231 /* extended modem ID bit defines */ 232 #define AC97_MEI_LINE1 0x0001 /* Line1 present */ 233 #define AC97_MEI_LINE2 0x0002 /* Line2 present */ 234 #define AC97_MEI_HANDSET 0x0004 /* Handset present */ 235 #define AC97_MEI_CID1 0x0008 /* caller ID decode for Line1 is supported */ 236 #define AC97_MEI_CID2 0x0010 /* caller ID decode for Line2 is supported */ 237 #define AC97_MEI_ADDR_MASK 0xc000 /* physical codec ID (address) */ 238 #define AC97_MEI_ADDR_SHIFT 14 239 240 /* extended modem status and control bit defines */ 241 #define AC97_MEA_GPIO 0x0001 /* GPIO is ready (ro) */ 242 #define AC97_MEA_MREF 0x0002 /* Vref is up to nominal level (ro) */ 243 #define AC97_MEA_ADC1 0x0004 /* ADC1 operational (ro) */ 244 #define AC97_MEA_DAC1 0x0008 /* DAC1 operational (ro) */ 245 #define AC97_MEA_ADC2 0x0010 /* ADC2 operational (ro) */ 246 #define AC97_MEA_DAC2 0x0020 /* DAC2 operational (ro) */ 247 #define AC97_MEA_HADC 0x0040 /* HADC operational (ro) */ 248 #define AC97_MEA_HDAC 0x0080 /* HDAC operational (ro) */ 249 #define AC97_MEA_PRA 0x0100 /* GPIO power down (high) */ 250 #define AC97_MEA_PRB 0x0200 /* reserved */ 251 #define AC97_MEA_PRC 0x0400 /* ADC1 power down (high) */ 252 #define AC97_MEA_PRD 0x0800 /* DAC1 power down (high) */ 253 #define AC97_MEA_PRE 0x1000 /* ADC2 power down (high) */ 254 #define AC97_MEA_PRF 0x2000 /* DAC2 power down (high) */ 255 #define AC97_MEA_PRG 0x4000 /* HADC power down (high) */ 256 #define AC97_MEA_PRH 0x8000 /* HDAC power down (high) */ 257 258 /* modem gpio status defines */ 259 #define AC97_GPIO_LINE1_OH 0x0001 /* Off Hook Line1 */ 260 #define AC97_GPIO_LINE1_RI 0x0002 /* Ring Detect Line1 */ 261 #define AC97_GPIO_LINE1_CID 0x0004 /* Caller ID path enable Line1 */ 262 #define AC97_GPIO_LINE1_LCS 0x0008 /* Loop Current Sense Line1 */ 263 #define AC97_GPIO_LINE1_PULSE 0x0010 /* Opt./ Pulse Dial Line1 (out) */ 264 #define AC97_GPIO_LINE1_HL1R 0x0020 /* Opt./ Handset to Line1 relay control (out) */ 265 #define AC97_GPIO_LINE1_HOHD 0x0040 /* Opt./ Handset off hook detect Line1 (in) */ 266 #define AC97_GPIO_LINE12_AC 0x0080 /* Opt./ Int.bit 1 / Line1/2 AC (out) */ 267 #define AC97_GPIO_LINE12_DC 0x0100 /* Opt./ Int.bit 2 / Line1/2 DC (out) */ 268 #define AC97_GPIO_LINE12_RS 0x0200 /* Opt./ Int.bit 3 / Line1/2 RS (out) */ 269 #define AC97_GPIO_LINE2_OH 0x0400 /* Off Hook Line2 */ 270 #define AC97_GPIO_LINE2_RI 0x0800 /* Ring Detect Line2 */ 271 #define AC97_GPIO_LINE2_CID 0x1000 /* Caller ID path enable Line2 */ 272 #define AC97_GPIO_LINE2_LCS 0x2000 /* Loop Current Sense Line2 */ 273 #define AC97_GPIO_LINE2_PULSE 0x4000 /* Opt./ Pulse Dial Line2 (out) */ 274 #define AC97_GPIO_LINE2_HL1R 0x8000 /* Opt./ Handset to Line2 relay control (out) */ 275 276 /* specific - SigmaTel */ 277 #define AC97_SIGMATEL_OUTSEL 0x64 /* Output Select, STAC9758 */ 278 #define AC97_SIGMATEL_INSEL 0x66 /* Input Select, STAC9758 */ 279 #define AC97_SIGMATEL_IOMISC 0x68 /* STAC9758 */ 280 #define AC97_SIGMATEL_ANALOG 0x6c /* Analog Special */ 281 #define AC97_SIGMATEL_DAC2INVERT 0x6e 282 #define AC97_SIGMATEL_BIAS1 0x70 283 #define AC97_SIGMATEL_BIAS2 0x72 284 #define AC97_SIGMATEL_VARIOUS 0x72 /* STAC9758 */ 285 #define AC97_SIGMATEL_MULTICHN 0x74 /* Multi-Channel programming */ 286 #define AC97_SIGMATEL_CIC1 0x76 287 #define AC97_SIGMATEL_CIC2 0x78 288 289 /* specific - Analog Devices */ 290 #define AC97_AD_TEST 0x5a /* test register */ 291 #define AC97_AD_TEST2 0x5c /* undocumented test register 2 */ 292 #define AC97_AD_HPFD_SHIFT 12 /* High Pass Filter Disable */ 293 #define AC97_AD_CODEC_CFG 0x70 /* codec configuration */ 294 #define AC97_AD_JACK_SPDIF 0x72 /* Jack Sense & S/PDIF */ 295 #define AC97_AD_SERIAL_CFG 0x74 /* Serial Configuration */ 296 #define AC97_AD_MISC 0x76 /* Misc Control Bits */ 297 #define AC97_AD_VREFD_SHIFT 2 /* V_REFOUT Disable (AD1888) */ 298 299 /* specific - Cirrus Logic */ 300 #define AC97_CSR_ACMODE 0x5e /* AC Mode Register */ 301 #define AC97_CSR_MISC_CRYSTAL 0x60 /* Misc Crystal Control */ 302 #define AC97_CSR_SPDIF 0x68 /* S/PDIF Register */ 303 #define AC97_CSR_SERIAL 0x6a /* Serial Port Control */ 304 #define AC97_CSR_SPECF_ADDR 0x6c /* Special Feature Address */ 305 #define AC97_CSR_SPECF_DATA 0x6e /* Special Feature Data */ 306 #define AC97_CSR_BDI_STATUS 0x7a /* BDI Status */ 307 308 /* specific - Conexant */ 309 #define AC97_CXR_AUDIO_MISC 0x5c 310 #define AC97_CXR_SPDIFEN (1<<3) 311 #define AC97_CXR_COPYRGT (1<<2) 312 #define AC97_CXR_SPDIF_MASK (3<<0) 313 #define AC97_CXR_SPDIF_PCM 0x0 314 #define AC97_CXR_SPDIF_AC3 0x2 315 316 /* specific - ALC */ 317 #define AC97_ALC650_SPDIF_INPUT_STATUS1 0x60 318 /* S/PDIF input status 1 bit defines */ 319 #define AC97_ALC650_PRO 0x0001 /* Professional status */ 320 #define AC97_ALC650_NAUDIO 0x0002 /* Non audio stream */ 321 #define AC97_ALC650_COPY 0x0004 /* Copyright status */ 322 #define AC97_ALC650_PRE 0x0038 /* Preemphasis status */ 323 #define AC97_ALC650_PRE_SHIFT 3 324 #define AC97_ALC650_MODE 0x00C0 /* Preemphasis status */ 325 #define AC97_ALC650_MODE_SHIFT 6 326 #define AC97_ALC650_CC_MASK 0x7f00 /* Category Code mask */ 327 #define AC97_ALC650_CC_SHIFT 8 328 #define AC97_ALC650_L 0x8000 /* Generation Level status */ 329 330 #define AC97_ALC650_SPDIF_INPUT_STATUS2 0x62 331 /* S/PDIF input status 2 bit defines */ 332 #define AC97_ALC650_SOUCE_MASK 0x000f /* Source number */ 333 #define AC97_ALC650_CHANNEL_MASK 0x00f0 /* Channel number */ 334 #define AC97_ALC650_CHANNEL_SHIFT 4 335 #define AC97_ALC650_SPSR_MASK 0x0f00 /* S/PDIF Sample Rate bits */ 336 #define AC97_ALC650_SPSR_SHIFT 8 337 #define AC97_ALC650_SPSR_44K 0x0000 /* Use 44.1kHz Sample rate */ 338 #define AC97_ALC650_SPSR_48K 0x0200 /* Use 48kHz Sample rate */ 339 #define AC97_ALC650_SPSR_32K 0x0300 /* Use 32kHz Sample rate */ 340 #define AC97_ALC650_CLOCK_ACCURACY 0x3000 /* Clock accuracy */ 341 #define AC97_ALC650_CLOCK_SHIFT 12 342 #define AC97_ALC650_CLOCK_LOCK 0x4000 /* Clock locked status */ 343 #define AC97_ALC650_V 0x8000 /* Validity status */ 344 345 #define AC97_ALC650_SURR_DAC_VOL 0x64 346 #define AC97_ALC650_LFE_DAC_VOL 0x66 347 #define AC97_ALC650_UNKNOWN1 0x68 348 #define AC97_ALC650_MULTICH 0x6a 349 #define AC97_ALC650_UNKNOWN2 0x6c 350 #define AC97_ALC650_REVISION 0x6e 351 #define AC97_ALC650_UNKNOWN3 0x70 352 #define AC97_ALC650_UNKNOWN4 0x72 353 #define AC97_ALC650_MISC 0x74 354 #define AC97_ALC650_GPIO_SETUP 0x76 355 #define AC97_ALC650_GPIO_STATUS 0x78 356 #define AC97_ALC650_CLOCK 0x7a 357 358 /* specific - Yamaha YMF7x3 */ 359 #define AC97_YMF7X3_DIT_CTRL 0x66 /* DIT Control (YMF743) / 2 (YMF753) */ 360 #define AC97_YMF7X3_3D_MODE_SEL 0x68 /* 3D Mode Select */ 361 362 /* specific - C-Media */ 363 #define AC97_CM9738_VENDOR_CTRL 0x5a 364 #define AC97_CM9739_MULTI_CHAN 0x64 365 #define AC97_CM9739_SPDIF_IN_STATUS 0x68 /* 32bit */ 366 #define AC97_CM9739_SPDIF_CTRL 0x6c 367 368 /* specific - wolfson */ 369 #define AC97_WM97XX_FMIXER_VOL 0x72 370 #define AC97_WM9704_RMIXER_VOL 0x74 371 #define AC97_WM9704_TEST 0x5a 372 #define AC97_WM9704_RPCM_VOL 0x70 373 #define AC97_WM9711_OUT3VOL 0x16 374 375 376 /* ac97->scaps */ 377 #define AC97_SCAP_AUDIO (1<<0) /* audio codec 97 */ 378 #define AC97_SCAP_MODEM (1<<1) /* modem codec 97 */ 379 #define AC97_SCAP_SURROUND_DAC (1<<2) /* surround L&R DACs are present */ 380 #define AC97_SCAP_CENTER_LFE_DAC (1<<3) /* center and LFE DACs are present */ 381 #define AC97_SCAP_SKIP_AUDIO (1<<4) /* skip audio part of codec */ 382 #define AC97_SCAP_SKIP_MODEM (1<<5) /* skip modem part of codec */ 383 #define AC97_SCAP_INDEP_SDIN (1<<6) /* independent SDIN */ 384 #define AC97_SCAP_INV_EAPD (1<<7) /* inverted EAPD */ 385 #define AC97_SCAP_DETECT_BY_VENDOR (1<<8) /* use vendor registers for read tests */ 386 #define AC97_SCAP_NO_SPDIF (1<<9) /* don't build SPDIF controls */ 387 #define AC97_SCAP_EAPD_LED (1<<10) /* EAPD as mute LED */ 388 #define AC97_SCAP_POWER_SAVE (1<<11) /* capable for aggressive power-saving */ 389 390 /* ac97->flags */ 391 #define AC97_HAS_PC_BEEP (1<<0) /* force PC Speaker usage */ 392 #define AC97_AD_MULTI (1<<1) /* Analog Devices - multi codecs */ 393 #define AC97_CS_SPDIF (1<<2) /* Cirrus Logic uses funky SPDIF */ 394 #define AC97_CX_SPDIF (1<<3) /* Conexant's spdif interface */ 395 #define AC97_STEREO_MUTES (1<<4) /* has stereo mute bits */ 396 #define AC97_DOUBLE_RATE (1<<5) /* supports double rate playback */ 397 #define AC97_HAS_NO_MASTER_VOL (1<<6) /* no Master volume */ 398 #define AC97_HAS_NO_PCM_VOL (1<<7) /* no PCM volume */ 399 #define AC97_DEFAULT_POWER_OFF (1<<8) /* no RESET write */ 400 #define AC97_MODEM_PATCH (1<<9) /* modem patch */ 401 #define AC97_HAS_NO_REC_GAIN (1<<10) /* no Record gain */ 402 #define AC97_HAS_NO_PHONE (1<<11) /* no PHONE volume */ 403 #define AC97_HAS_NO_PC_BEEP (1<<12) /* no PC Beep volume */ 404 #define AC97_HAS_NO_VIDEO (1<<13) /* no Video volume */ 405 #define AC97_HAS_NO_CD (1<<14) /* no CD volume */ 406 #define AC97_HAS_NO_MIC (1<<15) /* no MIC volume */ 407 #define AC97_HAS_NO_TONE (1<<16) /* no Tone volume */ 408 #define AC97_HAS_NO_STD_PCM (1<<17) /* no standard AC97 PCM volume and mute */ 409 #define AC97_HAS_NO_AUX (1<<18) /* no standard AC97 AUX volume and mute */ 410 #define AC97_HAS_8CH (1<<19) /* supports 8-channel output */ 411 412 /* rates indexes */ 413 #define AC97_RATES_FRONT_DAC 0 414 #define AC97_RATES_SURR_DAC 1 415 #define AC97_RATES_LFE_DAC 2 416 #define AC97_RATES_ADC 3 417 #define AC97_RATES_MIC_ADC 4 418 #define AC97_RATES_SPDIF 5 419 420 /* 421 * 422 */ 423 424 struct snd_ac97; 425 struct snd_pcm_chmap; 426 427 struct snd_ac97_build_ops { 428 int (*build_3d) (struct snd_ac97 *ac97); 429 int (*build_specific) (struct snd_ac97 *ac97); 430 int (*build_spdif) (struct snd_ac97 *ac97); 431 int (*build_post_spdif) (struct snd_ac97 *ac97); 432 #ifdef CONFIG_PM 433 void (*suspend) (struct snd_ac97 *ac97); 434 void (*resume) (struct snd_ac97 *ac97); 435 #endif 436 void (*update_jacks) (struct snd_ac97 *ac97); /* for jack-sharing */ 437 }; 438 439 struct snd_ac97_bus_ops { 440 void (*reset) (struct snd_ac97 *ac97); 441 void (*warm_reset)(struct snd_ac97 *ac97); 442 void (*write) (struct snd_ac97 *ac97, unsigned short reg, unsigned short val); 443 unsigned short (*read) (struct snd_ac97 *ac97, unsigned short reg); 444 void (*wait) (struct snd_ac97 *ac97); 445 void (*init) (struct snd_ac97 *ac97); 446 }; 447 448 struct snd_ac97_bus { 449 /* -- lowlevel (hardware) driver specific -- */ 450 struct snd_ac97_bus_ops *ops; 451 void *private_data; 452 void (*private_free) (struct snd_ac97_bus *bus); 453 /* --- */ 454 struct snd_card *card; 455 unsigned short num; /* bus number */ 456 unsigned short no_vra: 1, /* bridge doesn't support VRA */ 457 dra: 1, /* bridge supports double rate */ 458 isdin: 1;/* independent SDIN */ 459 unsigned int clock; /* AC'97 base clock (usually 48000Hz) */ 460 spinlock_t bus_lock; /* used mainly for slot allocation */ 461 unsigned short used_slots[2][4]; /* actually used PCM slots */ 462 unsigned short pcms_count; /* count of PCMs */ 463 struct ac97_pcm *pcms; 464 struct snd_ac97 *codec[4]; 465 struct snd_info_entry *proc; 466 }; 467 468 /* static resolution table */ 469 struct snd_ac97_res_table { 470 unsigned short reg; /* register */ 471 unsigned short bits; /* resolution bitmask */ 472 }; 473 474 struct snd_ac97_template { 475 void *private_data; 476 void (*private_free) (struct snd_ac97 *ac97); 477 struct pci_dev *pci; /* assigned PCI device - used for quirks */ 478 unsigned short num; /* number of codec: 0 = primary, 1 = secondary */ 479 unsigned short addr; /* physical address of codec [0-3] */ 480 unsigned int scaps; /* driver capabilities */ 481 const struct snd_ac97_res_table *res_table; /* static resolution */ 482 }; 483 484 struct snd_ac97 { 485 /* -- lowlevel (hardware) driver specific -- */ 486 const struct snd_ac97_build_ops *build_ops; 487 void *private_data; 488 void (*private_free) (struct snd_ac97 *ac97); 489 /* --- */ 490 struct snd_ac97_bus *bus; 491 struct pci_dev *pci; /* assigned PCI device - used for quirks */ 492 struct snd_info_entry *proc; 493 struct snd_info_entry *proc_regs; 494 unsigned short subsystem_vendor; 495 unsigned short subsystem_device; 496 struct mutex reg_mutex; 497 struct mutex page_mutex; /* mutex for AD18xx multi-codecs and paging (2.3) */ 498 unsigned short num; /* number of codec: 0 = primary, 1 = secondary */ 499 unsigned short addr; /* physical address of codec [0-3] */ 500 unsigned int id; /* identification of codec */ 501 unsigned short caps; /* capabilities (register 0) */ 502 unsigned short ext_id; /* extended feature identification (register 28) */ 503 unsigned short ext_mid; /* extended modem ID (register 3C) */ 504 const struct snd_ac97_res_table *res_table; /* static resolution */ 505 unsigned int scaps; /* driver capabilities */ 506 unsigned int flags; /* specific code */ 507 unsigned int rates[6]; /* see AC97_RATES_* defines */ 508 unsigned int spdif_status; 509 unsigned short regs[0x80]; /* register cache */ 510 DECLARE_BITMAP(reg_accessed, 0x80); /* bit flags */ 511 union { /* vendor specific code */ 512 struct { 513 unsigned short unchained[3]; // 0 = C34, 1 = C79, 2 = C69 514 unsigned short chained[3]; // 0 = C34, 1 = C79, 2 = C69 515 unsigned short id[3]; // codec IDs (lower 16-bit word) 516 unsigned short pcmreg[3]; // PCM registers 517 unsigned short codec_cfg[3]; // CODEC_CFG bits 518 unsigned char swap_mic_linein; // AD1986/AD1986A only 519 unsigned char lo_as_master; /* LO as master */ 520 } ad18xx; 521 unsigned int dev_flags; /* device specific */ 522 } spec; 523 /* jack-sharing info */ 524 unsigned char indep_surround; 525 unsigned char channel_mode; 526 527 #ifdef CONFIG_SND_AC97_POWER_SAVE 528 unsigned int power_up; /* power states */ 529 struct delayed_work power_work; 530 #endif 531 struct device dev; 532 533 struct snd_pcm_chmap *chmaps[2]; /* channel-maps (optional) */ 534 }; 535 536 #define to_ac97_t(d) container_of(d, struct snd_ac97, dev) 537 538 /* conditions */ 539 static inline int ac97_is_audio(struct snd_ac97 * ac97) 540 { 541 return (ac97->scaps & AC97_SCAP_AUDIO); 542 } 543 static inline int ac97_is_modem(struct snd_ac97 * ac97) 544 { 545 return (ac97->scaps & AC97_SCAP_MODEM); 546 } 547 static inline int ac97_is_rev22(struct snd_ac97 * ac97) 548 { 549 return (ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_22; 550 } 551 static inline int ac97_can_amap(struct snd_ac97 * ac97) 552 { 553 return (ac97->ext_id & AC97_EI_AMAP) != 0; 554 } 555 static inline int ac97_can_spdif(struct snd_ac97 * ac97) 556 { 557 return (ac97->ext_id & AC97_EI_SPDIF) != 0; 558 } 559 560 /* functions */ 561 /* create new AC97 bus */ 562 int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops, 563 void *private_data, struct snd_ac97_bus **rbus); 564 /* create mixer controls */ 565 int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template, 566 struct snd_ac97 **rac97); 567 const char *snd_ac97_get_short_name(struct snd_ac97 *ac97); 568 569 void snd_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short value); 570 unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg); 571 void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value); 572 int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value); 573 int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value); 574 #ifdef CONFIG_SND_AC97_POWER_SAVE 575 int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup); 576 #else 577 static inline int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, 578 int powerup) 579 { 580 return 0; 581 } 582 #endif 583 #ifdef CONFIG_PM 584 void snd_ac97_suspend(struct snd_ac97 *ac97); 585 void snd_ac97_resume(struct snd_ac97 *ac97); 586 #endif 587 588 /* quirk types */ 589 enum { 590 AC97_TUNE_DEFAULT = -1, /* use default from quirk list (not valid in list) */ 591 AC97_TUNE_NONE = 0, /* nothing extra to do */ 592 AC97_TUNE_HP_ONLY, /* headphone (true line-out) control as master only */ 593 AC97_TUNE_SWAP_HP, /* swap headphone and master controls */ 594 AC97_TUNE_SWAP_SURROUND, /* swap master and surround controls */ 595 AC97_TUNE_AD_SHARING, /* for AD1985, turn on OMS bit and use headphone */ 596 AC97_TUNE_ALC_JACK, /* for Realtek, enable JACK detection */ 597 AC97_TUNE_INV_EAPD, /* inverted EAPD implementation */ 598 AC97_TUNE_MUTE_LED, /* EAPD bit works as mute LED */ 599 AC97_TUNE_HP_MUTE_LED, /* EAPD bit works as mute LED, use headphone control as master */ 600 }; 601 602 struct ac97_quirk { 603 unsigned short subvendor; /* PCI subsystem vendor id */ 604 unsigned short subdevice; /* PCI subsystem device id */ 605 unsigned short mask; /* device id bit mask, 0 = accept all */ 606 unsigned int codec_id; /* codec id (if any), 0 = accept all */ 607 const char *name; /* name shown as info */ 608 int type; /* quirk type above */ 609 }; 610 611 int snd_ac97_tune_hardware(struct snd_ac97 *ac97, struct ac97_quirk *quirk, const char *override); 612 int snd_ac97_set_rate(struct snd_ac97 *ac97, int reg, unsigned int rate); 613 614 /* 615 * PCM allocation 616 */ 617 618 enum ac97_pcm_cfg { 619 AC97_PCM_CFG_FRONT = 2, 620 AC97_PCM_CFG_REAR = 10, /* alias surround */ 621 AC97_PCM_CFG_LFE = 11, /* center + lfe */ 622 AC97_PCM_CFG_40 = 4, /* front + rear */ 623 AC97_PCM_CFG_51 = 6, /* front + rear + center/lfe */ 624 AC97_PCM_CFG_SPDIF = 20 625 }; 626 627 struct ac97_pcm { 628 struct snd_ac97_bus *bus; 629 unsigned int stream: 1, /* stream type: 1 = capture */ 630 exclusive: 1, /* exclusive mode, don't override with other pcms */ 631 copy_flag: 1, /* lowlevel driver must fill all entries */ 632 spdif: 1; /* spdif pcm */ 633 unsigned short aslots; /* active slots */ 634 unsigned short cur_dbl; /* current double-rate state */ 635 unsigned int rates; /* available rates */ 636 struct { 637 unsigned short slots; /* driver input: requested AC97 slot numbers */ 638 unsigned short rslots[4]; /* allocated slots per codecs */ 639 unsigned char rate_table[4]; 640 struct snd_ac97 *codec[4]; /* allocated codecs */ 641 } r[2]; /* 0 = standard rates, 1 = double rates */ 642 unsigned long private_value; /* used by the hardware driver */ 643 }; 644 645 int snd_ac97_pcm_assign(struct snd_ac97_bus *ac97, 646 unsigned short pcms_count, 647 const struct ac97_pcm *pcms); 648 int snd_ac97_pcm_open(struct ac97_pcm *pcm, unsigned int rate, 649 enum ac97_pcm_cfg cfg, unsigned short slots); 650 int snd_ac97_pcm_close(struct ac97_pcm *pcm); 651 int snd_ac97_pcm_double_rate_rules(struct snd_pcm_runtime *runtime); 652 653 /* ad hoc AC97 device driver access */ 654 extern struct bus_type ac97_bus_type; 655 656 /* AC97 platform_data adding function */ 657 static inline void snd_ac97_dev_add_pdata(struct snd_ac97 *ac97, void *data) 658 { 659 ac97->dev.platform_data = data; 660 } 661 662 #endif /* __SOUND_AC97_CODEC_H */ 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