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