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Linux 2.6.24.5
[linux/fpc-iii.git] / sound / pci / intel8x0.c
blobb4a38a3d855bc89d46ad11ec2e7f80f030ad7c3f
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 <sound/driver.h>
30 #include <asm/io.h>
31 #include <linux/delay.h>
32 #include <linux/interrupt.h>
33 #include <linux/init.h>
34 #include <linux/pci.h>
35 #include <linux/slab.h>
36 #include <linux/moduleparam.h>
37 #include <sound/core.h>
38 #include <sound/pcm.h>
39 #include <sound/ac97_codec.h>
40 #include <sound/info.h>
41 #include <sound/initval.h>
42 /* for 440MX workaround */
43 #include <asm/pgtable.h>
44 #include <asm/cacheflush.h>
45
46 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
47 MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7012; Ali 5455");
48 MODULE_LICENSE("GPL");
49 MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH},"
50 "{Intel,82901AB-ICH0},"
51 "{Intel,82801BA-ICH2},"
52 "{Intel,82801CA-ICH3},"
53 "{Intel,82801DB-ICH4},"
54 "{Intel,ICH5},"
55 "{Intel,ICH6},"
56 "{Intel,ICH7},"
57 "{Intel,6300ESB},"
58 "{Intel,ESB2},"
59 "{Intel,MX440},"
60 "{SiS,SI7012},"
61 "{NVidia,nForce Audio},"
62 "{NVidia,nForce2 Audio},"
63 "{AMD,AMD768},"
64 "{AMD,AMD8111},"
65 "{ALI,M5455}}");
66
67 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
68 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
69 static int ac97_clock;
70 static char *ac97_quirk;
71 static int buggy_semaphore;
72 static int buggy_irq = -1; /* auto-check */
73 static int xbox;
74 static int spdif_aclink = -1;
75
76 module_param(index, int, 0444);
77 MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard.");
78 module_param(id, charp, 0444);
79 MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard.");
80 module_param(ac97_clock, int, 0444);
81 MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = auto-detect).");
82 module_param(ac97_quirk, charp, 0444);
83 MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware.");
84 module_param(buggy_semaphore, bool, 0444);
85 MODULE_PARM_DESC(buggy_semaphore, "Enable workaround for hardwares with problematic codec semaphores.");
86 module_param(buggy_irq, bool, 0444);
87 MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards.");
88 module_param(xbox, bool, 0444);
89 MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection.");
90 module_param(spdif_aclink, int, 0444);
91 MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link.");
92
93 /* just for backward compatibility */
94 static int enable;
95 module_param(enable, bool, 0444);
96 static int joystick;
97 module_param(joystick, int, 0444);
98
99 /*
100 * Direct registers
101 */
102 enum { DEVICE_INTEL, DEVICE_INTEL_ICH4, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE };
103
104 #define ICHREG(x) ICH_REG_##x
105
106 #define DEFINE_REGSET(name,base) \
107 enum { \
108 ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address */ \
109 ICH_REG_##name##_CIV = base + 0x04, /* byte - current index value */ \
110 ICH_REG_##name##_LVI = base + 0x05, /* byte - last valid index */ \
111 ICH_REG_##name##_SR = base + 0x06, /* byte - status register */ \
112 ICH_REG_##name##_PICB = base + 0x08, /* word - position in current buffer */ \
113 ICH_REG_##name##_PIV = base + 0x0a, /* byte - prefetched index value */ \
114 ICH_REG_##name##_CR = base + 0x0b, /* byte - control register */ \
115 };
116
117 /* busmaster blocks */
118 DEFINE_REGSET(OFF, 0); /* offset */
119 DEFINE_REGSET(PI, 0x00); /* PCM in */
120 DEFINE_REGSET(PO, 0x10); /* PCM out */
121 DEFINE_REGSET(MC, 0x20); /* Mic in */
122
123 /* ICH4 busmaster blocks */
124 DEFINE_REGSET(MC2, 0x40); /* Mic in 2 */
125 DEFINE_REGSET(PI2, 0x50); /* PCM in 2 */
126 DEFINE_REGSET(SP, 0x60); /* SPDIF out */
127
128 /* values for each busmaster block */
129
130 /* LVI */
131 #define ICH_REG_LVI_MASK 0x1f
132
133 /* SR */
134 #define ICH_FIFOE 0x10 /* FIFO error */
135 #define ICH_BCIS 0x08 /* buffer completion interrupt status */
136 #define ICH_LVBCI 0x04 /* last valid buffer completion interrupt */
137 #define ICH_CELV 0x02 /* current equals last valid */
138 #define ICH_DCH 0x01 /* DMA controller halted */
139
140 /* PIV */
141 #define ICH_REG_PIV_MASK 0x1f /* mask */
142
143 /* CR */
144 #define ICH_IOCE 0x10 /* interrupt on completion enable */
145 #define ICH_FEIE 0x08 /* fifo error interrupt enable */
146 #define ICH_LVBIE 0x04 /* last valid buffer interrupt enable */
147 #define ICH_RESETREGS 0x02 /* reset busmaster registers */
148 #define ICH_STARTBM 0x01 /* start busmaster operation */
149
150
151 /* global block */
152 #define ICH_REG_GLOB_CNT 0x2c /* dword - global control */
153 #define ICH_PCM_SPDIF_MASK 0xc0000000 /* s/pdif pcm slot mask (ICH4) */
154 #define ICH_PCM_SPDIF_NONE 0x00000000 /* reserved - undefined */
155 #define ICH_PCM_SPDIF_78 0x40000000 /* s/pdif pcm on slots 7&8 */
156 #define ICH_PCM_SPDIF_69 0x80000000 /* s/pdif pcm on slots 6&9 */
157 #define ICH_PCM_SPDIF_1011 0xc0000000 /* s/pdif pcm on slots 10&11 */
158 #define ICH_PCM_20BIT 0x00400000 /* 20-bit samples (ICH4) */
159 #define ICH_PCM_246_MASK 0x00300000 /* 6 channels (not all chips) */
160 #define ICH_PCM_6 0x00200000 /* 6 channels (not all chips) */
161 #define ICH_PCM_4 0x00100000 /* 4 channels (not all chips) */
162 #define ICH_PCM_2 0x00000000 /* 2 channels (stereo) */
163 #define ICH_SIS_PCM_246_MASK 0x000000c0 /* 6 channels (SIS7012) */
164 #define ICH_SIS_PCM_6 0x00000080 /* 6 channels (SIS7012) */
165 #define ICH_SIS_PCM_4 0x00000040 /* 4 channels (SIS7012) */
166 #define ICH_SIS_PCM_2 0x00000000 /* 2 channels (SIS7012) */
167 #define ICH_TRIE 0x00000040 /* tertiary resume interrupt enable */
168 #define ICH_SRIE 0x00000020 /* secondary resume interrupt enable */
169 #define ICH_PRIE 0x00000010 /* primary resume interrupt enable */
170 #define ICH_ACLINK 0x00000008 /* AClink shut off */
171 #define ICH_AC97WARM 0x00000004 /* AC'97 warm reset */
172 #define ICH_AC97COLD 0x00000002 /* AC'97 cold reset */
173 #define ICH_GIE 0x00000001 /* GPI interrupt enable */
174 #define ICH_REG_GLOB_STA 0x30 /* dword - global status */
175 #define ICH_TRI 0x20000000 /* ICH4: tertiary (AC_SDIN2) resume interrupt */
176 #define ICH_TCR 0x10000000 /* ICH4: tertiary (AC_SDIN2) codec ready */
177 #define ICH_BCS 0x08000000 /* ICH4: bit clock stopped */
178 #define ICH_SPINT 0x04000000 /* ICH4: S/PDIF interrupt */
179 #define ICH_P2INT 0x02000000 /* ICH4: PCM2-In interrupt */
180 #define ICH_M2INT 0x01000000 /* ICH4: Mic2-In interrupt */
181 #define ICH_SAMPLE_CAP 0x00c00000 /* ICH4: sample capability bits (RO) */
182 #define ICH_SAMPLE_16_20 0x00400000 /* ICH4: 16- and 20-bit samples */
183 #define ICH_MULTICHAN_CAP 0x00300000 /* ICH4: multi-channel capability bits (RO) */
184 #define ICH_SIS_TRI 0x00080000 /* SIS: tertiary resume irq */
185 #define ICH_SIS_TCR 0x00040000 /* SIS: tertiary codec ready */
186 #define ICH_MD3 0x00020000 /* modem power down semaphore */
187 #define ICH_AD3 0x00010000 /* audio power down semaphore */
188 #define ICH_RCS 0x00008000 /* read completion status */
189 #define ICH_BIT3 0x00004000 /* bit 3 slot 12 */
190 #define ICH_BIT2 0x00002000 /* bit 2 slot 12 */
191 #define ICH_BIT1 0x00001000 /* bit 1 slot 12 */
192 #define ICH_SRI 0x00000800 /* secondary (AC_SDIN1) resume interrupt */
193 #define ICH_PRI 0x00000400 /* primary (AC_SDIN0) resume interrupt */
194 #define ICH_SCR 0x00000200 /* secondary (AC_SDIN1) codec ready */
195 #define ICH_PCR 0x00000100 /* primary (AC_SDIN0) codec ready */
196 #define ICH_MCINT 0x00000080 /* MIC capture interrupt */
197 #define ICH_POINT 0x00000040 /* playback interrupt */
198 #define ICH_PIINT 0x00000020 /* capture interrupt */
199 #define ICH_NVSPINT 0x00000010 /* nforce spdif interrupt */
200 #define ICH_MOINT 0x00000004 /* modem playback interrupt */
201 #define ICH_MIINT 0x00000002 /* modem capture interrupt */
202 #define ICH_GSCI 0x00000001 /* GPI status change interrupt */
203 #define ICH_REG_ACC_SEMA 0x34 /* byte - codec write semaphore */
204 #define ICH_CAS 0x01 /* codec access semaphore */
205 #define ICH_REG_SDM 0x80
206 #define ICH_DI2L_MASK 0x000000c0 /* PCM In 2, Mic In 2 data in line */
207 #define ICH_DI2L_SHIFT 6
208 #define ICH_DI1L_MASK 0x00000030 /* PCM In 1, Mic In 1 data in line */
209 #define ICH_DI1L_SHIFT 4
210 #define ICH_SE 0x00000008 /* steer enable */
211 #define ICH_LDI_MASK 0x00000003 /* last codec read data input */
212
213 #define ICH_MAX_FRAGS 32 /* max hw frags */
214
215
216 /*
217 * registers for Ali5455
218 */
219
220 /* ALi 5455 busmaster blocks */
221 DEFINE_REGSET(AL_PI, 0x40); /* ALi PCM in */
222 DEFINE_REGSET(AL_PO, 0x50); /* Ali PCM out */
223 DEFINE_REGSET(AL_MC, 0x60); /* Ali Mic in */
224 DEFINE_REGSET(AL_CDC_SPO, 0x70); /* Ali Codec SPDIF out */
225 DEFINE_REGSET(AL_CENTER, 0x80); /* Ali center out */
226 DEFINE_REGSET(AL_LFE, 0x90); /* Ali center out */
227 DEFINE_REGSET(AL_CLR_SPI, 0xa0); /* Ali Controller SPDIF in */
228 DEFINE_REGSET(AL_CLR_SPO, 0xb0); /* Ali Controller SPDIF out */
229 DEFINE_REGSET(AL_I2S, 0xc0); /* Ali I2S in */
230 DEFINE_REGSET(AL_PI2, 0xd0); /* Ali PCM2 in */
231 DEFINE_REGSET(AL_MC2, 0xe0); /* Ali Mic2 in */
232
233 enum {
234 ICH_REG_ALI_SCR = 0x00, /* System Control Register */
235 ICH_REG_ALI_SSR = 0x04, /* System Status Register */
236 ICH_REG_ALI_DMACR = 0x08, /* DMA Control Register */
237 ICH_REG_ALI_FIFOCR1 = 0x0c, /* FIFO Control Register 1 */
238 ICH_REG_ALI_INTERFACECR = 0x10, /* Interface Control Register */
239 ICH_REG_ALI_INTERRUPTCR = 0x14, /* Interrupt control Register */
240 ICH_REG_ALI_INTERRUPTSR = 0x18, /* Interrupt Status Register */
241 ICH_REG_ALI_FIFOCR2 = 0x1c, /* FIFO Control Register 2 */
242 ICH_REG_ALI_CPR = 0x20, /* Command Port Register */
243 ICH_REG_ALI_CPR_ADDR = 0x22, /* ac97 addr write */
244 ICH_REG_ALI_SPR = 0x24, /* Status Port Register */
245 ICH_REG_ALI_SPR_ADDR = 0x26, /* ac97 addr read */
246 ICH_REG_ALI_FIFOCR3 = 0x2c, /* FIFO Control Register 3 */
247 ICH_REG_ALI_TTSR = 0x30, /* Transmit Tag Slot Register */
248 ICH_REG_ALI_RTSR = 0x34, /* Receive Tag Slot Register */
249 ICH_REG_ALI_CSPSR = 0x38, /* Command/Status Port Status Register */
250 ICH_REG_ALI_CAS = 0x3c, /* Codec Write Semaphore Register */
251 ICH_REG_ALI_HWVOL = 0xf0, /* hardware volume control/status */
252 ICH_REG_ALI_I2SCR = 0xf4, /* I2S control/status */
253 ICH_REG_ALI_SPDIFCSR = 0xf8, /* spdif channel status register */
254 ICH_REG_ALI_SPDIFICS = 0xfc, /* spdif interface control/status */
255 };
256
257 #define ALI_CAS_SEM_BUSY 0x80000000
258 #define ALI_CPR_ADDR_SECONDARY 0x100
259 #define ALI_CPR_ADDR_READ 0x80
260 #define ALI_CSPSR_CODEC_READY 0x08
261 #define ALI_CSPSR_READ_OK 0x02
262 #define ALI_CSPSR_WRITE_OK 0x01
263
264 /* interrupts for the whole chip by interrupt status register finish */
265
266 #define ALI_INT_MICIN2 (1<<26)
267 #define ALI_INT_PCMIN2 (1<<25)
268 #define ALI_INT_I2SIN (1<<24)
269 #define ALI_INT_SPDIFOUT (1<<23) /* controller spdif out INTERRUPT */
270 #define ALI_INT_SPDIFIN (1<<22)
271 #define ALI_INT_LFEOUT (1<<21)
272 #define ALI_INT_CENTEROUT (1<<20)
273 #define ALI_INT_CODECSPDIFOUT (1<<19)
274 #define ALI_INT_MICIN (1<<18)
275 #define ALI_INT_PCMOUT (1<<17)
276 #define ALI_INT_PCMIN (1<<16)
277 #define ALI_INT_CPRAIS (1<<7) /* command port available */
278 #define ALI_INT_SPRAIS (1<<5) /* status port available */
279 #define ALI_INT_GPIO (1<<1)
280 #define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|\
281 ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN)
282
283 #define ICH_ALI_SC_RESET (1<<31) /* master reset */
284 #define ICH_ALI_SC_AC97_DBL (1<<30)
285 #define ICH_ALI_SC_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */
286 #define ICH_ALI_SC_IN_BITS (3<<18)
287 #define ICH_ALI_SC_OUT_BITS (3<<16)
288 #define ICH_ALI_SC_6CH_CFG (3<<14)
289 #define ICH_ALI_SC_PCM_4 (1<<8)
290 #define ICH_ALI_SC_PCM_6 (2<<8)
291 #define ICH_ALI_SC_PCM_246_MASK (3<<8)
292
293 #define ICH_ALI_SS_SEC_ID (3<<5)
294 #define ICH_ALI_SS_PRI_ID (3<<3)
295
296 #define ICH_ALI_IF_AC97SP (1<<21)
297 #define ICH_ALI_IF_MC (1<<20)
298 #define ICH_ALI_IF_PI (1<<19)
299 #define ICH_ALI_IF_MC2 (1<<18)
300 #define ICH_ALI_IF_PI2 (1<<17)
301 #define ICH_ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */
302 #define ICH_ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */
303 #define ICH_ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */
304 #define ICH_ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */
305 #define ICH_ALI_IF_PO_SPDF (1<<3)
306 #define ICH_ALI_IF_PO (1<<1)
307
308 /*
309 *
310 */
311
312 enum {
313 ICHD_PCMIN,
314 ICHD_PCMOUT,
315 ICHD_MIC,
316 ICHD_MIC2,
317 ICHD_PCM2IN,
318 ICHD_SPBAR,
319 ICHD_LAST = ICHD_SPBAR
320 };
321 enum {
322 NVD_PCMIN,
323 NVD_PCMOUT,
324 NVD_MIC,
325 NVD_SPBAR,
326 NVD_LAST = NVD_SPBAR
327 };
328 enum {
329 ALID_PCMIN,
330 ALID_PCMOUT,
331 ALID_MIC,
332 ALID_AC97SPDIFOUT,
333 ALID_SPDIFIN,
334 ALID_SPDIFOUT,
335 ALID_LAST = ALID_SPDIFOUT
336 };
337
338 #define get_ichdev(substream) (substream->runtime->private_data)
339
340 struct ichdev {
341 unsigned int ichd; /* ich device number */
342 unsigned long reg_offset; /* offset to bmaddr */
343 u32 *bdbar; /* CPU address (32bit) */
344 unsigned int bdbar_addr; /* PCI bus address (32bit) */
345 struct snd_pcm_substream *substream;
346 unsigned int physbuf; /* physical address (32bit) */
347 unsigned int size;
348 unsigned int fragsize;
349 unsigned int fragsize1;
350 unsigned int position;
351 unsigned int pos_shift;
352 int frags;
353 int lvi;
354 int lvi_frag;
355 int civ;
356 int ack;
357 int ack_reload;
358 unsigned int ack_bit;
359 unsigned int roff_sr;
360 unsigned int roff_picb;
361 unsigned int int_sta_mask; /* interrupt status mask */
362 unsigned int ali_slot; /* ALI DMA slot */
363 struct ac97_pcm *pcm;
364 int pcm_open_flag;
365 unsigned int page_attr_changed: 1;
366 unsigned int suspended: 1;
367 };
368
369 struct intel8x0 {
370 unsigned int device_type;
371
372 int irq;
373
374 void __iomem *addr;
375 void __iomem *bmaddr;
376
377 struct pci_dev *pci;
378 struct snd_card *card;
379
380 int pcm_devs;
381 struct snd_pcm *pcm[6];
382 struct ichdev ichd[6];
383
384 unsigned multi4: 1,
385 multi6: 1,
386 dra: 1,
387 smp20bit: 1;
388 unsigned in_ac97_init: 1,
389 in_sdin_init: 1;
390 unsigned in_measurement: 1; /* during ac97 clock measurement */
391 unsigned fix_nocache: 1; /* workaround for 440MX */
392 unsigned buggy_irq: 1; /* workaround for buggy mobos */
393 unsigned xbox: 1; /* workaround for Xbox AC'97 detection */
394 unsigned buggy_semaphore: 1; /* workaround for buggy codec semaphore */
395
396 int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */
397 unsigned int sdm_saved; /* SDM reg value */
398
399 struct snd_ac97_bus *ac97_bus;
400 struct snd_ac97 *ac97[3];
401 unsigned int ac97_sdin[3];
402 unsigned int max_codecs, ncodecs;
403 unsigned int *codec_bit;
404 unsigned int codec_isr_bits;
405 unsigned int codec_ready_bits;
406
407 spinlock_t reg_lock;
408
409 u32 bdbars_count;
410 struct snd_dma_buffer bdbars;
411 u32 int_sta_reg; /* interrupt status register */
412 u32 int_sta_mask; /* interrupt status mask */
413 };
414
415 static struct pci_device_id snd_intel8x0_ids[] = {
416 { 0x8086, 0x2415, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82801AA */
417 { 0x8086, 0x2425, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82901AB */
418 { 0x8086, 0x2445, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82801BA */
419 { 0x8086, 0x2485, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* ICH3 */
420 { 0x8086, 0x24c5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH4 */
421 { 0x8086, 0x24d5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH5 */
422 { 0x8086, 0x25a6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ESB */
423 { 0x8086, 0x266e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH6 */
424 { 0x8086, 0x27de, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH7 */
425 { 0x8086, 0x2698, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ESB2 */
426 { 0x8086, 0x7195, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 440MX */
427 { 0x1039, 0x7012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_SIS }, /* SI7012 */
428 { 0x10de, 0x01b1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE */
429 { 0x10de, 0x003a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* MCP04 */
430 { 0x10de, 0x006a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE2 */
431 { 0x10de, 0x0059, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK804 */
432 { 0x10de, 0x008a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK8 */
433 { 0x10de, 0x00da, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE3 */
434 { 0x10de, 0x00ea, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK8S */
435 { 0x10de, 0x026b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* MCP51 */
436 { 0x1022, 0x746d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* AMD8111 */
437 { 0x1022, 0x7445, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* AMD768 */
438 { 0x10b9, 0x5455, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_ALI }, /* Ali5455 */
439 { 0, }
440 };
441
442 MODULE_DEVICE_TABLE(pci, snd_intel8x0_ids);
443
444 /*
445 * Lowlevel I/O - busmaster
446 */
447
448 static inline u8 igetbyte(struct intel8x0 *chip, u32 offset)
449 {
450 return ioread8(chip->bmaddr + offset);
451 }
452
453 static inline u16 igetword(struct intel8x0 *chip, u32 offset)
454 {
455 return ioread16(chip->bmaddr + offset);
456 }
457
458 static inline u32 igetdword(struct intel8x0 *chip, u32 offset)
459 {
460 return ioread32(chip->bmaddr + offset);
461 }
462
463 static inline void iputbyte(struct intel8x0 *chip, u32 offset, u8 val)
464 {
465 iowrite8(val, chip->bmaddr + offset);
466 }
467
468 static inline void iputword(struct intel8x0 *chip, u32 offset, u16 val)
469 {
470 iowrite16(val, chip->bmaddr + offset);
471 }
472
473 static inline void iputdword(struct intel8x0 *chip, u32 offset, u32 val)
474 {
475 iowrite32(val, chip->bmaddr + offset);
476 }
477
478 /*
479 * Lowlevel I/O - AC'97 registers
480 */
481
482 static inline u16 iagetword(struct intel8x0 *chip, u32 offset)
483 {
484 return ioread16(chip->addr + offset);
485 }
486
487 static inline void iaputword(struct intel8x0 *chip, u32 offset, u16 val)
488 {
489 iowrite16(val, chip->addr + offset);
490 }
491
492 /*
493 * Basic I/O
494 */
495
496 /*
497 * access to AC97 codec via normal i/o (for ICH and SIS7012)
498 */
499
500 static int snd_intel8x0_codec_semaphore(struct intel8x0 *chip, unsigned int codec)
501 {
502 int time;
503
504 if (codec > 2)
505 return -EIO;
506 if (chip->in_sdin_init) {
507 /* we don't know the ready bit assignment at the moment */
508 /* so we check any */
509 codec = chip->codec_isr_bits;
510 } else {
511 codec = chip->codec_bit[chip->ac97_sdin[codec]];
512 }
513
514 /* codec ready ? */
515 if ((igetdword(chip, ICHREG(GLOB_STA)) & codec) == 0)
516 return -EIO;
517
518 if (chip->buggy_semaphore)
519 return 0; /* just ignore ... */
520
521 /* Anyone holding a semaphore for 1 msec should be shot... */
522 time = 100;
523 do {
524 if (!(igetbyte(chip, ICHREG(ACC_SEMA)) & ICH_CAS))
525 return 0;
526 udelay(10);
527 } while (time--);
528
529 /* access to some forbidden (non existant) ac97 registers will not
530 * reset the semaphore. So even if you don't get the semaphore, still
531 * continue the access. We don't need the semaphore anyway. */
532 snd_printk(KERN_ERR "codec_semaphore: semaphore is not ready [0x%x][0x%x]\n",
533 igetbyte(chip, ICHREG(ACC_SEMA)), igetdword(chip, ICHREG(GLOB_STA)));
534 iagetword(chip, 0); /* clear semaphore flag */
535 /* I don't care about the semaphore */
536 return -EBUSY;
537 }
538
539 static void snd_intel8x0_codec_write(struct snd_ac97 *ac97,
540 unsigned short reg,
541 unsigned short val)
542 {
543 struct intel8x0 *chip = ac97->private_data;
544
545 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) {
546 if (! chip->in_ac97_init)
547 snd_printk(KERN_ERR "codec_write %d: semaphore is not ready for register 0x%x\n", ac97->num, reg);
548 }
549 iaputword(chip, reg + ac97->num * 0x80, val);
550 }
551
552 static unsigned short snd_intel8x0_codec_read(struct snd_ac97 *ac97,
553 unsigned short reg)
554 {
555 struct intel8x0 *chip = ac97->private_data;
556 unsigned short res;
557 unsigned int tmp;
558
559 if (snd_intel8x0_codec_semaphore(chip, ac97->num) < 0) {
560 if (! chip->in_ac97_init)
561 snd_printk(KERN_ERR "codec_read %d: semaphore is not ready for register 0x%x\n", ac97->num, reg);
562 res = 0xffff;
563 } else {
564 res = iagetword(chip, reg + ac97->num * 0x80);
565 if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) {
566 /* reset RCS and preserve other R/WC bits */
567 iputdword(chip, ICHREG(GLOB_STA), tmp &
568 ~(chip->codec_ready_bits | ICH_GSCI));
569 if (! chip->in_ac97_init)
570 snd_printk(KERN_ERR "codec_read %d: read timeout for register 0x%x\n", ac97->num, reg);
571 res = 0xffff;
572 }
573 }
574 return res;
575 }
576
577 static void __devinit snd_intel8x0_codec_read_test(struct intel8x0 *chip,
578 unsigned int codec)
579 {
580 unsigned int tmp;
581
582 if (snd_intel8x0_codec_semaphore(chip, codec) >= 0) {
583 iagetword(chip, codec * 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 }
589 }
590 }
591
592 /*
593 * access to AC97 for Ali5455
594 */
595 static int snd_intel8x0_ali_codec_ready(struct intel8x0 *chip, int mask)
596 {
597 int count = 0;
598 for (count = 0; count < 0x7f; count++) {
599 int val = igetbyte(chip, ICHREG(ALI_CSPSR));
600 if (val & mask)
601 return 0;
602 }
603 if (! chip->in_ac97_init)
604 snd_printd(KERN_WARNING "intel8x0: AC97 codec ready timeout.\n");
605 return -EBUSY;
606 }
607
608 static int snd_intel8x0_ali_codec_semaphore(struct intel8x0 *chip)
609 {
610 int time = 100;
611 if (chip->buggy_semaphore)
612 return 0; /* just ignore ... */
613 while (time-- && (igetdword(chip, ICHREG(ALI_CAS)) & ALI_CAS_SEM_BUSY))
614 udelay(1);
615 if (! time && ! chip->in_ac97_init)
616 snd_printk(KERN_WARNING "ali_codec_semaphore timeout\n");
617 return snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_CODEC_READY);
618 }
619
620 static unsigned short snd_intel8x0_ali_codec_read(struct snd_ac97 *ac97, unsigned short reg)
621 {
622 struct intel8x0 *chip = ac97->private_data;
623 unsigned short data = 0xffff;
624
625 if (snd_intel8x0_ali_codec_semaphore(chip))
626 goto __err;
627 reg |= ALI_CPR_ADDR_READ;
628 if (ac97->num)
629 reg |= ALI_CPR_ADDR_SECONDARY;
630 iputword(chip, ICHREG(ALI_CPR_ADDR), reg);
631 if (snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_READ_OK))
632 goto __err;
633 data = igetword(chip, ICHREG(ALI_SPR));
634 __err:
635 return data;
636 }
637
638 static void snd_intel8x0_ali_codec_write(struct snd_ac97 *ac97, unsigned short reg,
639 unsigned short val)
640 {
641 struct intel8x0 *chip = ac97->private_data;
642
643 if (snd_intel8x0_ali_codec_semaphore(chip))
644 return;
645 iputword(chip, ICHREG(ALI_CPR), val);
646 if (ac97->num)
647 reg |= ALI_CPR_ADDR_SECONDARY;
648 iputword(chip, ICHREG(ALI_CPR_ADDR), reg);
649 snd_intel8x0_ali_codec_ready(chip, ALI_CSPSR_WRITE_OK);
650 }
651
652
653 /*
654 * DMA I/O
655 */
656 static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ichdev)
657 {
658 int idx;
659 u32 *bdbar = ichdev->bdbar;
660 unsigned long port = ichdev->reg_offset;
661
662 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr);
663 if (ichdev->size == ichdev->fragsize) {
664 ichdev->ack_reload = ichdev->ack = 2;
665 ichdev->fragsize1 = ichdev->fragsize >> 1;
666 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 4) {
667 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf);
668 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */
669 ichdev->fragsize1 >> ichdev->pos_shift);
670 bdbar[idx + 2] = cpu_to_le32(ichdev->physbuf + (ichdev->size >> 1));
671 bdbar[idx + 3] = cpu_to_le32(0x80000000 | /* interrupt on completion */
672 ichdev->fragsize1 >> ichdev->pos_shift);
673 }
674 ichdev->frags = 2;
675 } else {
676 ichdev->ack_reload = ichdev->ack = 1;
677 ichdev->fragsize1 = ichdev->fragsize;
678 for (idx = 0; idx < (ICH_REG_LVI_MASK + 1) * 2; idx += 2) {
679 bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf +
680 (((idx >> 1) * ichdev->fragsize) %
681 ichdev->size));
682 bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */
683 ichdev->fragsize >> ichdev->pos_shift);
684 #if 0
685 printk("bdbar[%i] = 0x%x [0x%x]\n",
686 idx + 0, bdbar[idx + 0], bdbar[idx + 1]);
687 #endif
688 }
689 ichdev->frags = ichdev->size / ichdev->fragsize;
690 }
691 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi = ICH_REG_LVI_MASK);
692 ichdev->civ = 0;
693 iputbyte(chip, port + ICH_REG_OFF_CIV, 0);
694 ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags;
695 ichdev->position = 0;
696 #if 0
697 printk("lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n",
698 ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, ichdev->fragsize1);
699 #endif
700 /* clear interrupts */
701 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
702 }
703
704 #ifdef __i386__
705 /*
706 * Intel 82443MX running a 100MHz processor system bus has a hardware bug,
707 * which aborts PCI busmaster for audio transfer. A workaround is to set
708 * the pages as non-cached. For details, see the errata in
709 * http://www.intel.com/design/chipsets/specupdt/245051.htm
710 */
711 static void fill_nocache(void *buf, int size, int nocache)
712 {
713 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
714 change_page_attr(virt_to_page(buf), size, nocache ? PAGE_KERNEL_NOCACHE : PAGE_KERNEL);
715 global_flush_tlb();
716 }
717 #else
718 #define fill_nocache(buf,size,nocache)
719 #endif
720
721 /*
722 * Interrupt handler
723 */
724
725 static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ichdev)
726 {
727 unsigned long port = ichdev->reg_offset;
728 unsigned long flags;
729 int status, civ, i, step;
730 int ack = 0;
731
732 spin_lock_irqsave(&chip->reg_lock, flags);
733 status = igetbyte(chip, port + ichdev->roff_sr);
734 civ = igetbyte(chip, port + ICH_REG_OFF_CIV);
735 if (!(status & ICH_BCIS)) {
736 step = 0;
737 } else if (civ == ichdev->civ) {
738 // snd_printd("civ same %d\n", civ);
739 step = 1;
740 ichdev->civ++;
741 ichdev->civ &= ICH_REG_LVI_MASK;
742 } else {
743 step = civ - ichdev->civ;
744 if (step < 0)
745 step += ICH_REG_LVI_MASK + 1;
746 // if (step != 1)
747 // snd_printd("step = %d, %d -> %d\n", step, ichdev->civ, civ);
748 ichdev->civ = civ;
749 }
750
751 ichdev->position += step * ichdev->fragsize1;
752 if (! chip->in_measurement)
753 ichdev->position %= ichdev->size;
754 ichdev->lvi += step;
755 ichdev->lvi &= ICH_REG_LVI_MASK;
756 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi);
757 for (i = 0; i < step; i++) {
758 ichdev->lvi_frag++;
759 ichdev->lvi_frag %= ichdev->frags;
760 ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1);
761 #if 0
762 printk("new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n",
763 ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2],
764 ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port),
765 inl(port + 4), inb(port + ICH_REG_OFF_CR));
766 #endif
767 if (--ichdev->ack == 0) {
768 ichdev->ack = ichdev->ack_reload;
769 ack = 1;
770 }
771 }
772 spin_unlock_irqrestore(&chip->reg_lock, flags);
773 if (ack && ichdev->substream) {
774 snd_pcm_period_elapsed(ichdev->substream);
775 }
776 iputbyte(chip, port + ichdev->roff_sr,
777 status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI));
778 }
779
780 static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id)
781 {
782 struct intel8x0 *chip = dev_id;
783 struct ichdev *ichdev;
784 unsigned int status;
785 unsigned int i;
786
787 status = igetdword(chip, chip->int_sta_reg);
788 if (status == 0xffffffff) /* we are not yet resumed */
789 return IRQ_NONE;
790
791 if ((status & chip->int_sta_mask) == 0) {
792 if (status) {
793 /* ack */
794 iputdword(chip, chip->int_sta_reg, status);
795 if (! chip->buggy_irq)
796 status = 0;
797 }
798 return IRQ_RETVAL(status);
799 }
800
801 for (i = 0; i < chip->bdbars_count; i++) {
802 ichdev = &chip->ichd[i];
803 if (status & ichdev->int_sta_mask)
804 snd_intel8x0_update(chip, ichdev);
805 }
806
807 /* ack them */
808 iputdword(chip, chip->int_sta_reg, status & chip->int_sta_mask);
809
810 return IRQ_HANDLED;
811 }
812
813 /*
814 * PCM part
815 */
816
817 static int snd_intel8x0_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
818 {
819 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
820 struct ichdev *ichdev = get_ichdev(substream);
821 unsigned char val = 0;
822 unsigned long port = ichdev->reg_offset;
823
824 switch (cmd) {
825 case SNDRV_PCM_TRIGGER_RESUME:
826 ichdev->suspended = 0;
827 /* fallthru */
828 case SNDRV_PCM_TRIGGER_START:
829 val = ICH_IOCE | ICH_STARTBM;
830 break;
831 case SNDRV_PCM_TRIGGER_SUSPEND:
832 ichdev->suspended = 1;
833 /* fallthru */
834 case SNDRV_PCM_TRIGGER_STOP:
835 val = 0;
836 break;
837 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
838 val = ICH_IOCE;
839 break;
840 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
841 val = ICH_IOCE | ICH_STARTBM;
842 break;
843 default:
844 return -EINVAL;
845 }
846 iputbyte(chip, port + ICH_REG_OFF_CR, val);
847 if (cmd == SNDRV_PCM_TRIGGER_STOP) {
848 /* wait until DMA stopped */
849 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH)) ;
850 /* reset whole DMA things */
851 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
852 }
853 return 0;
854 }
855
856 static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd)
857 {
858 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
859 struct ichdev *ichdev = get_ichdev(substream);
860 unsigned long port = ichdev->reg_offset;
861 static int fiforeg[] = {
862 ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3)
863 };
864 unsigned int val, fifo;
865
866 val = igetdword(chip, ICHREG(ALI_DMACR));
867 switch (cmd) {
868 case SNDRV_PCM_TRIGGER_RESUME:
869 ichdev->suspended = 0;
870 /* fallthru */
871 case SNDRV_PCM_TRIGGER_START:
872 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
873 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
874 /* clear FIFO for synchronization of channels */
875 fifo = igetdword(chip, fiforeg[ichdev->ali_slot / 4]);
876 fifo &= ~(0xff << (ichdev->ali_slot % 4));
877 fifo |= 0x83 << (ichdev->ali_slot % 4);
878 iputdword(chip, fiforeg[ichdev->ali_slot / 4], fifo);
879 }
880 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE);
881 val &= ~(1 << (ichdev->ali_slot + 16)); /* clear PAUSE flag */
882 /* start DMA */
883 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << ichdev->ali_slot));
884 break;
885 case SNDRV_PCM_TRIGGER_SUSPEND:
886 ichdev->suspended = 1;
887 /* fallthru */
888 case SNDRV_PCM_TRIGGER_STOP:
889 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
890 /* pause */
891 iputdword(chip, ICHREG(ALI_DMACR), val | (1 << (ichdev->ali_slot + 16)));
892 iputbyte(chip, port + ICH_REG_OFF_CR, 0);
893 while (igetbyte(chip, port + ICH_REG_OFF_CR))
894 ;
895 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
896 break;
897 /* reset whole DMA things */
898 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
899 /* clear interrupts */
900 iputbyte(chip, port + ICH_REG_OFF_SR,
901 igetbyte(chip, port + ICH_REG_OFF_SR) | 0x1e);
902 iputdword(chip, ICHREG(ALI_INTERRUPTSR),
903 igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ichdev->int_sta_mask);
904 break;
905 default:
906 return -EINVAL;
907 }
908 return 0;
909 }
910
911 static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream,
912 struct snd_pcm_hw_params *hw_params)
913 {
914 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
915 struct ichdev *ichdev = get_ichdev(substream);
916 struct snd_pcm_runtime *runtime = substream->runtime;
917 int dbl = params_rate(hw_params) > 48000;
918 int err;
919
920 if (chip->fix_nocache && ichdev->page_attr_changed) {
921 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0); /* clear */
922 ichdev->page_attr_changed = 0;
923 }
924 err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
925 if (err < 0)
926 return err;
927 if (chip->fix_nocache) {
928 if (runtime->dma_area && ! ichdev->page_attr_changed) {
929 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1);
930 ichdev->page_attr_changed = 1;
931 }
932 }
933 if (ichdev->pcm_open_flag) {
934 snd_ac97_pcm_close(ichdev->pcm);
935 ichdev->pcm_open_flag = 0;
936 }
937 err = snd_ac97_pcm_open(ichdev->pcm, params_rate(hw_params),
938 params_channels(hw_params),
939 ichdev->pcm->r[dbl].slots);
940 if (err >= 0) {
941 ichdev->pcm_open_flag = 1;
942 /* Force SPDIF setting */
943 if (ichdev->ichd == ICHD_PCMOUT && chip->spdif_idx < 0)
944 snd_ac97_set_rate(ichdev->pcm->r[0].codec[0], AC97_SPDIF,
945 params_rate(hw_params));
946 }
947 return err;
948 }
949
950 static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream)
951 {
952 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
953 struct ichdev *ichdev = get_ichdev(substream);
954
955 if (ichdev->pcm_open_flag) {
956 snd_ac97_pcm_close(ichdev->pcm);
957 ichdev->pcm_open_flag = 0;
958 }
959 if (chip->fix_nocache && ichdev->page_attr_changed) {
960 fill_nocache(substream->runtime->dma_area, substream->runtime->dma_bytes, 0);
961 ichdev->page_attr_changed = 0;
962 }
963 return snd_pcm_lib_free_pages(substream);
964 }
965
966 static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip,
967 struct snd_pcm_runtime *runtime)
968 {
969 unsigned int cnt;
970 int dbl = runtime->rate > 48000;
971
972 spin_lock_irq(&chip->reg_lock);
973 switch (chip->device_type) {
974 case DEVICE_ALI:
975 cnt = igetdword(chip, ICHREG(ALI_SCR));
976 cnt &= ~ICH_ALI_SC_PCM_246_MASK;
977 if (runtime->channels == 4 || dbl)
978 cnt |= ICH_ALI_SC_PCM_4;
979 else if (runtime->channels == 6)
980 cnt |= ICH_ALI_SC_PCM_6;
981 iputdword(chip, ICHREG(ALI_SCR), cnt);
982 break;
983 case DEVICE_SIS:
984 cnt = igetdword(chip, ICHREG(GLOB_CNT));
985 cnt &= ~ICH_SIS_PCM_246_MASK;
986 if (runtime->channels == 4 || dbl)
987 cnt |= ICH_SIS_PCM_4;
988 else if (runtime->channels == 6)
989 cnt |= ICH_SIS_PCM_6;
990 iputdword(chip, ICHREG(GLOB_CNT), cnt);
991 break;
992 default:
993 cnt = igetdword(chip, ICHREG(GLOB_CNT));
994 cnt &= ~(ICH_PCM_246_MASK | ICH_PCM_20BIT);
995 if (runtime->channels == 4 || dbl)
996 cnt |= ICH_PCM_4;
997 else if (runtime->channels == 6)
998 cnt |= ICH_PCM_6;
999 if (chip->device_type == DEVICE_NFORCE) {
1000 /* reset to 2ch once to keep the 6 channel data in alignment,
1001 * to start from Front Left always
1002 */
1003 if (cnt & ICH_PCM_246_MASK) {
1004 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_PCM_246_MASK);
1005 spin_unlock_irq(&chip->reg_lock);
1006 msleep(50); /* grrr... */
1007 spin_lock_irq(&chip->reg_lock);
1008 }
1009 } else if (chip->device_type == DEVICE_INTEL_ICH4) {
1010 if (runtime->sample_bits > 16)
1011 cnt |= ICH_PCM_20BIT;
1012 }
1013 iputdword(chip, ICHREG(GLOB_CNT), cnt);
1014 break;
1015 }
1016 spin_unlock_irq(&chip->reg_lock);
1017 }
1018
1019 static int snd_intel8x0_pcm_prepare(struct snd_pcm_substream *substream)
1020 {
1021 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1022 struct snd_pcm_runtime *runtime = substream->runtime;
1023 struct ichdev *ichdev = get_ichdev(substream);
1024
1025 ichdev->physbuf = runtime->dma_addr;
1026 ichdev->size = snd_pcm_lib_buffer_bytes(substream);
1027 ichdev->fragsize = snd_pcm_lib_period_bytes(substream);
1028 if (ichdev->ichd == ICHD_PCMOUT) {
1029 snd_intel8x0_setup_pcm_out(chip, runtime);
1030 if (chip->device_type == DEVICE_INTEL_ICH4)
1031 ichdev->pos_shift = (runtime->sample_bits > 16) ? 2 : 1;
1032 }
1033 snd_intel8x0_setup_periods(chip, ichdev);
1034 return 0;
1035 }
1036
1037 static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *substream)
1038 {
1039 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1040 struct ichdev *ichdev = get_ichdev(substream);
1041 size_t ptr1, ptr;
1042 int civ, timeout = 100;
1043 unsigned int position;
1044
1045 spin_lock(&chip->reg_lock);
1046 do {
1047 civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV);
1048 ptr1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb);
1049 position = ichdev->position;
1050 if (ptr1 == 0) {
1051 udelay(10);
1052 continue;
1053 }
1054 if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) &&
1055 ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb))
1056 break;
1057 } while (timeout--);
1058 ptr1 <<= ichdev->pos_shift;
1059 ptr = ichdev->fragsize1 - ptr1;
1060 ptr += position;
1061 spin_unlock(&chip->reg_lock);
1062 if (ptr >= ichdev->size)
1063 return 0;
1064 return bytes_to_frames(substream->runtime, ptr);
1065 }
1066
1067 static struct snd_pcm_hardware snd_intel8x0_stream =
1068 {
1069 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
1070 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1071 SNDRV_PCM_INFO_MMAP_VALID |
1072 SNDRV_PCM_INFO_PAUSE |
1073 SNDRV_PCM_INFO_RESUME),
1074 .formats = SNDRV_PCM_FMTBIT_S16_LE,
1075 .rates = SNDRV_PCM_RATE_48000,
1076 .rate_min = 48000,
1077 .rate_max = 48000,
1078 .channels_min = 2,
1079 .channels_max = 2,
1080 .buffer_bytes_max = 128 * 1024,
1081 .period_bytes_min = 32,
1082 .period_bytes_max = 128 * 1024,
1083 .periods_min = 1,
1084 .periods_max = 1024,
1085 .fifo_size = 0,
1086 };
1087
1088 static unsigned int channels4[] = {
1089 2, 4,
1090 };
1091
1092 static struct snd_pcm_hw_constraint_list hw_constraints_channels4 = {
1093 .count = ARRAY_SIZE(channels4),
1094 .list = channels4,
1095 .mask = 0,
1096 };
1097
1098 static unsigned int channels6[] = {
1099 2, 4, 6,
1100 };
1101
1102 static struct snd_pcm_hw_constraint_list hw_constraints_channels6 = {
1103 .count = ARRAY_SIZE(channels6),
1104 .list = channels6,
1105 .mask = 0,
1106 };
1107
1108 static int snd_intel8x0_pcm_open(struct snd_pcm_substream *substream, struct ichdev *ichdev)
1109 {
1110 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1111 struct snd_pcm_runtime *runtime = substream->runtime;
1112 int err;
1113
1114 ichdev->substream = substream;
1115 runtime->hw = snd_intel8x0_stream;
1116 runtime->hw.rates = ichdev->pcm->rates;
1117 snd_pcm_limit_hw_rates(runtime);
1118 if (chip->device_type == DEVICE_SIS) {
1119 runtime->hw.buffer_bytes_max = 64*1024;
1120 runtime->hw.period_bytes_max = 64*1024;
1121 }
1122 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
1123 return err;
1124 runtime->private_data = ichdev;
1125 return 0;
1126 }
1127
1128 static int snd_intel8x0_playback_open(struct snd_pcm_substream *substream)
1129 {
1130 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1131 struct snd_pcm_runtime *runtime = substream->runtime;
1132 int err;
1133
1134 err = snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMOUT]);
1135 if (err < 0)
1136 return err;
1137
1138 if (chip->multi6) {
1139 runtime->hw.channels_max = 6;
1140 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
1141 &hw_constraints_channels6);
1142 } else if (chip->multi4) {
1143 runtime->hw.channels_max = 4;
1144 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
1145 &hw_constraints_channels4);
1146 }
1147 if (chip->dra) {
1148 snd_ac97_pcm_double_rate_rules(runtime);
1149 }
1150 if (chip->smp20bit) {
1151 runtime->hw.formats |= SNDRV_PCM_FMTBIT_S32_LE;
1152 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 20);
1153 }
1154 return 0;
1155 }
1156
1157 static int snd_intel8x0_playback_close(struct snd_pcm_substream *substream)
1158 {
1159 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1160
1161 chip->ichd[ICHD_PCMOUT].substream = NULL;
1162 return 0;
1163 }
1164
1165 static int snd_intel8x0_capture_open(struct snd_pcm_substream *substream)
1166 {
1167 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1168
1169 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCMIN]);
1170 }
1171
1172 static int snd_intel8x0_capture_close(struct snd_pcm_substream *substream)
1173 {
1174 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1175
1176 chip->ichd[ICHD_PCMIN].substream = NULL;
1177 return 0;
1178 }
1179
1180 static int snd_intel8x0_mic_open(struct snd_pcm_substream *substream)
1181 {
1182 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1183
1184 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC]);
1185 }
1186
1187 static int snd_intel8x0_mic_close(struct snd_pcm_substream *substream)
1188 {
1189 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1190
1191 chip->ichd[ICHD_MIC].substream = NULL;
1192 return 0;
1193 }
1194
1195 static int snd_intel8x0_mic2_open(struct snd_pcm_substream *substream)
1196 {
1197 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1198
1199 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_MIC2]);
1200 }
1201
1202 static int snd_intel8x0_mic2_close(struct snd_pcm_substream *substream)
1203 {
1204 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1205
1206 chip->ichd[ICHD_MIC2].substream = NULL;
1207 return 0;
1208 }
1209
1210 static int snd_intel8x0_capture2_open(struct snd_pcm_substream *substream)
1211 {
1212 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1213
1214 return snd_intel8x0_pcm_open(substream, &chip->ichd[ICHD_PCM2IN]);
1215 }
1216
1217 static int snd_intel8x0_capture2_close(struct snd_pcm_substream *substream)
1218 {
1219 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1220
1221 chip->ichd[ICHD_PCM2IN].substream = NULL;
1222 return 0;
1223 }
1224
1225 static int snd_intel8x0_spdif_open(struct snd_pcm_substream *substream)
1226 {
1227 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1228 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR;
1229
1230 return snd_intel8x0_pcm_open(substream, &chip->ichd[idx]);
1231 }
1232
1233 static int snd_intel8x0_spdif_close(struct snd_pcm_substream *substream)
1234 {
1235 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1236 int idx = chip->device_type == DEVICE_NFORCE ? NVD_SPBAR : ICHD_SPBAR;
1237
1238 chip->ichd[idx].substream = NULL;
1239 return 0;
1240 }
1241
1242 static int snd_intel8x0_ali_ac97spdifout_open(struct snd_pcm_substream *substream)
1243 {
1244 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1245 unsigned int val;
1246
1247 spin_lock_irq(&chip->reg_lock);
1248 val = igetdword(chip, ICHREG(ALI_INTERFACECR));
1249 val |= ICH_ALI_IF_AC97SP;
1250 iputdword(chip, ICHREG(ALI_INTERFACECR), val);
1251 /* also needs to set ALI_SC_CODEC_SPDF correctly */
1252 spin_unlock_irq(&chip->reg_lock);
1253
1254 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_AC97SPDIFOUT]);
1255 }
1256
1257 static int snd_intel8x0_ali_ac97spdifout_close(struct snd_pcm_substream *substream)
1258 {
1259 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1260 unsigned int val;
1261
1262 chip->ichd[ALID_AC97SPDIFOUT].substream = NULL;
1263 spin_lock_irq(&chip->reg_lock);
1264 val = igetdword(chip, ICHREG(ALI_INTERFACECR));
1265 val &= ~ICH_ALI_IF_AC97SP;
1266 iputdword(chip, ICHREG(ALI_INTERFACECR), val);
1267 spin_unlock_irq(&chip->reg_lock);
1268
1269 return 0;
1270 }
1271
1272 #if 0 // NYI
1273 static int snd_intel8x0_ali_spdifin_open(struct snd_pcm_substream *substream)
1274 {
1275 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1276
1277 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFIN]);
1278 }
1279
1280 static int snd_intel8x0_ali_spdifin_close(struct snd_pcm_substream *substream)
1281 {
1282 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1283
1284 chip->ichd[ALID_SPDIFIN].substream = NULL;
1285 return 0;
1286 }
1287
1288 static int snd_intel8x0_ali_spdifout_open(struct snd_pcm_substream *substream)
1289 {
1290 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1291
1292 return snd_intel8x0_pcm_open(substream, &chip->ichd[ALID_SPDIFOUT]);
1293 }
1294
1295 static int snd_intel8x0_ali_spdifout_close(struct snd_pcm_substream *substream)
1296 {
1297 struct intel8x0 *chip = snd_pcm_substream_chip(substream);
1298
1299 chip->ichd[ALID_SPDIFOUT].substream = NULL;
1300 return 0;
1301 }
1302 #endif
1303
1304 static struct snd_pcm_ops snd_intel8x0_playback_ops = {
1305 .open = snd_intel8x0_playback_open,
1306 .close = snd_intel8x0_playback_close,
1307 .ioctl = snd_pcm_lib_ioctl,
1308 .hw_params = snd_intel8x0_hw_params,
1309 .hw_free = snd_intel8x0_hw_free,
1310 .prepare = snd_intel8x0_pcm_prepare,
1311 .trigger = snd_intel8x0_pcm_trigger,
1312 .pointer = snd_intel8x0_pcm_pointer,
1313 };
1314
1315 static struct snd_pcm_ops snd_intel8x0_capture_ops = {
1316 .open = snd_intel8x0_capture_open,
1317 .close = snd_intel8x0_capture_close,
1318 .ioctl = snd_pcm_lib_ioctl,
1319 .hw_params = snd_intel8x0_hw_params,
1320 .hw_free = snd_intel8x0_hw_free,
1321 .prepare = snd_intel8x0_pcm_prepare,
1322 .trigger = snd_intel8x0_pcm_trigger,
1323 .pointer = snd_intel8x0_pcm_pointer,
1324 };
1325
1326 static struct snd_pcm_ops snd_intel8x0_capture_mic_ops = {
1327 .open = snd_intel8x0_mic_open,
1328 .close = snd_intel8x0_mic_close,
1329 .ioctl = snd_pcm_lib_ioctl,
1330 .hw_params = snd_intel8x0_hw_params,
1331 .hw_free = snd_intel8x0_hw_free,
1332 .prepare = snd_intel8x0_pcm_prepare,
1333 .trigger = snd_intel8x0_pcm_trigger,
1334 .pointer = snd_intel8x0_pcm_pointer,
1335 };
1336
1337 static struct snd_pcm_ops snd_intel8x0_capture_mic2_ops = {
1338 .open = snd_intel8x0_mic2_open,
1339 .close = snd_intel8x0_mic2_close,
1340 .ioctl = snd_pcm_lib_ioctl,
1341 .hw_params = snd_intel8x0_hw_params,
1342 .hw_free = snd_intel8x0_hw_free,
1343 .prepare = snd_intel8x0_pcm_prepare,
1344 .trigger = snd_intel8x0_pcm_trigger,
1345 .pointer = snd_intel8x0_pcm_pointer,
1346 };
1347
1348 static struct snd_pcm_ops snd_intel8x0_capture2_ops = {
1349 .open = snd_intel8x0_capture2_open,
1350 .close = snd_intel8x0_capture2_close,
1351 .ioctl = snd_pcm_lib_ioctl,
1352 .hw_params = snd_intel8x0_hw_params,
1353 .hw_free = snd_intel8x0_hw_free,
1354 .prepare = snd_intel8x0_pcm_prepare,
1355 .trigger = snd_intel8x0_pcm_trigger,
1356 .pointer = snd_intel8x0_pcm_pointer,
1357 };
1358
1359 static struct snd_pcm_ops snd_intel8x0_spdif_ops = {
1360 .open = snd_intel8x0_spdif_open,
1361 .close = snd_intel8x0_spdif_close,
1362 .ioctl = snd_pcm_lib_ioctl,
1363 .hw_params = snd_intel8x0_hw_params,
1364 .hw_free = snd_intel8x0_hw_free,
1365 .prepare = snd_intel8x0_pcm_prepare,
1366 .trigger = snd_intel8x0_pcm_trigger,
1367 .pointer = snd_intel8x0_pcm_pointer,
1368 };
1369
1370 static struct snd_pcm_ops snd_intel8x0_ali_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_ali_trigger,
1378 .pointer = snd_intel8x0_pcm_pointer,
1379 };
1380
1381 static struct snd_pcm_ops snd_intel8x0_ali_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_ali_trigger,
1389 .pointer = snd_intel8x0_pcm_pointer,
1390 };
1391
1392 static struct snd_pcm_ops snd_intel8x0_ali_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_ali_trigger,
1400 .pointer = snd_intel8x0_pcm_pointer,
1401 };
1402
1403 static struct snd_pcm_ops snd_intel8x0_ali_ac97spdifout_ops = {
1404 .open = snd_intel8x0_ali_ac97spdifout_open,
1405 .close = snd_intel8x0_ali_ac97spdifout_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_ali_trigger,
1411 .pointer = snd_intel8x0_pcm_pointer,
1412 };
1413
1414 #if 0 // NYI
1415 static struct snd_pcm_ops snd_intel8x0_ali_spdifin_ops = {
1416 .open = snd_intel8x0_ali_spdifin_open,
1417 .close = snd_intel8x0_ali_spdifin_close,
1418 .ioctl = snd_pcm_lib_ioctl,
1419 .hw_params = snd_intel8x0_hw_params,
1420 .hw_free = snd_intel8x0_hw_free,
1421 .prepare = snd_intel8x0_pcm_prepare,
1422 .trigger = snd_intel8x0_pcm_trigger,
1423 .pointer = snd_intel8x0_pcm_pointer,
1424 };
1425
1426 static struct snd_pcm_ops snd_intel8x0_ali_spdifout_ops = {
1427 .open = snd_intel8x0_ali_spdifout_open,
1428 .close = snd_intel8x0_ali_spdifout_close,
1429 .ioctl = snd_pcm_lib_ioctl,
1430 .hw_params = snd_intel8x0_hw_params,
1431 .hw_free = snd_intel8x0_hw_free,
1432 .prepare = snd_intel8x0_pcm_prepare,
1433 .trigger = snd_intel8x0_pcm_trigger,
1434 .pointer = snd_intel8x0_pcm_pointer,
1435 };
1436 #endif // NYI
1437
1438 struct ich_pcm_table {
1439 char *suffix;
1440 struct snd_pcm_ops *playback_ops;
1441 struct snd_pcm_ops *capture_ops;
1442 size_t prealloc_size;
1443 size_t prealloc_max_size;
1444 int ac97_idx;
1445 };
1446
1447 static int __devinit snd_intel8x0_pcm1(struct intel8x0 *chip, int device,
1448 struct ich_pcm_table *rec)
1449 {
1450 struct snd_pcm *pcm;
1451 int err;
1452 char name[32];
1453
1454 if (rec->suffix)
1455 sprintf(name, "Intel ICH - %s", rec->suffix);
1456 else
1457 strcpy(name, "Intel ICH");
1458 err = snd_pcm_new(chip->card, name, device,
1459 rec->playback_ops ? 1 : 0,
1460 rec->capture_ops ? 1 : 0, &pcm);
1461 if (err < 0)
1462 return err;
1463
1464 if (rec->playback_ops)
1465 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, rec->playback_ops);
1466 if (rec->capture_ops)
1467 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, rec->capture_ops);
1468
1469 pcm->private_data = chip;
1470 pcm->info_flags = 0;
1471 if (rec->suffix)
1472 sprintf(pcm->name, "%s - %s", chip->card->shortname, rec->suffix);
1473 else
1474 strcpy(pcm->name, chip->card->shortname);
1475 chip->pcm[device] = pcm;
1476
1477 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1478 snd_dma_pci_data(chip->pci),
1479 rec->prealloc_size, rec->prealloc_max_size);
1480
1481 return 0;
1482 }
1483
1484 static struct ich_pcm_table intel_pcms[] __devinitdata = {
1485 {
1486 .playback_ops = &snd_intel8x0_playback_ops,
1487 .capture_ops = &snd_intel8x0_capture_ops,
1488 .prealloc_size = 64 * 1024,
1489 .prealloc_max_size = 128 * 1024,
1490 },
1491 {
1492 .suffix = "MIC ADC",
1493 .capture_ops = &snd_intel8x0_capture_mic_ops,
1494 .prealloc_size = 0,
1495 .prealloc_max_size = 128 * 1024,
1496 .ac97_idx = ICHD_MIC,
1497 },
1498 {
1499 .suffix = "MIC2 ADC",
1500 .capture_ops = &snd_intel8x0_capture_mic2_ops,
1501 .prealloc_size = 0,
1502 .prealloc_max_size = 128 * 1024,
1503 .ac97_idx = ICHD_MIC2,
1504 },
1505 {
1506 .suffix = "ADC2",
1507 .capture_ops = &snd_intel8x0_capture2_ops,
1508 .prealloc_size = 0,
1509 .prealloc_max_size = 128 * 1024,
1510 .ac97_idx = ICHD_PCM2IN,
1511 },
1512 {
1513 .suffix = "IEC958",
1514 .playback_ops = &snd_intel8x0_spdif_ops,
1515 .prealloc_size = 64 * 1024,
1516 .prealloc_max_size = 128 * 1024,
1517 .ac97_idx = ICHD_SPBAR,
1518 },
1519 };
1520
1521 static struct ich_pcm_table nforce_pcms[] __devinitdata = {
1522 {
1523 .playback_ops = &snd_intel8x0_playback_ops,
1524 .capture_ops = &snd_intel8x0_capture_ops,
1525 .prealloc_size = 64 * 1024,
1526 .prealloc_max_size = 128 * 1024,
1527 },
1528 {
1529 .suffix = "MIC ADC",
1530 .capture_ops = &snd_intel8x0_capture_mic_ops,
1531 .prealloc_size = 0,
1532 .prealloc_max_size = 128 * 1024,
1533 .ac97_idx = NVD_MIC,
1534 },
1535 {
1536 .suffix = "IEC958",
1537 .playback_ops = &snd_intel8x0_spdif_ops,
1538 .prealloc_size = 64 * 1024,
1539 .prealloc_max_size = 128 * 1024,
1540 .ac97_idx = NVD_SPBAR,
1541 },
1542 };
1543
1544 static struct ich_pcm_table ali_pcms[] __devinitdata = {
1545 {
1546 .playback_ops = &snd_intel8x0_ali_playback_ops,
1547 .capture_ops = &snd_intel8x0_ali_capture_ops,
1548 .prealloc_size = 64 * 1024,
1549 .prealloc_max_size = 128 * 1024,
1550 },
1551 {
1552 .suffix = "MIC ADC",
1553 .capture_ops = &snd_intel8x0_ali_capture_mic_ops,
1554 .prealloc_size = 0,
1555 .prealloc_max_size = 128 * 1024,
1556 .ac97_idx = ALID_MIC,
1557 },
1558 {
1559 .suffix = "IEC958",
1560 .playback_ops = &snd_intel8x0_ali_ac97spdifout_ops,
1561 /* .capture_ops = &snd_intel8x0_ali_spdifin_ops, */
1562 .prealloc_size = 64 * 1024,
1563 .prealloc_max_size = 128 * 1024,
1564 .ac97_idx = ALID_AC97SPDIFOUT,
1565 },
1566 #if 0 // NYI
1567 {
1568 .suffix = "HW IEC958",
1569 .playback_ops = &snd_intel8x0_ali_spdifout_ops,
1570 .prealloc_size = 64 * 1024,
1571 .prealloc_max_size = 128 * 1024,
1572 },
1573 #endif
1574 };
1575
1576 static int __devinit snd_intel8x0_pcm(struct intel8x0 *chip)
1577 {
1578 int i, tblsize, device, err;
1579 struct ich_pcm_table *tbl, *rec;
1580
1581 switch (chip->device_type) {
1582 case DEVICE_INTEL_ICH4:
1583 tbl = intel_pcms;
1584 tblsize = ARRAY_SIZE(intel_pcms);
1585 if (spdif_aclink)
1586 tblsize--;
1587 break;
1588 case DEVICE_NFORCE:
1589 tbl = nforce_pcms;
1590 tblsize = ARRAY_SIZE(nforce_pcms);
1591 if (spdif_aclink)
1592 tblsize--;
1593 break;
1594 case DEVICE_ALI:
1595 tbl = ali_pcms;
1596 tblsize = ARRAY_SIZE(ali_pcms);
1597 break;
1598 default:
1599 tbl = intel_pcms;
1600 tblsize = 2;
1601 break;
1602 }
1603
1604 device = 0;
1605 for (i = 0; i < tblsize; i++) {
1606 rec = tbl + i;
1607 if (i > 0 && rec->ac97_idx) {
1608 /* activate PCM only when associated AC'97 codec */
1609 if (! chip->ichd[rec->ac97_idx].pcm)
1610 continue;
1611 }
1612 err = snd_intel8x0_pcm1(chip, device, rec);
1613 if (err < 0)
1614 return err;
1615 device++;
1616 }
1617
1618 chip->pcm_devs = device;
1619 return 0;
1620 }
1621
1622
1623 /*
1624 * Mixer part
1625 */
1626
1627 static void snd_intel8x0_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1628 {
1629 struct intel8x0 *chip = bus->private_data;
1630 chip->ac97_bus = NULL;
1631 }
1632
1633 static void snd_intel8x0_mixer_free_ac97(struct snd_ac97 *ac97)
1634 {
1635 struct intel8x0 *chip = ac97->private_data;
1636 chip->ac97[ac97->num] = NULL;
1637 }
1638
1639 static struct ac97_pcm ac97_pcm_defs[] __devinitdata = {
1640 /* front PCM */
1641 {
1642 .exclusive = 1,
1643 .r = { {
1644 .slots = (1 << AC97_SLOT_PCM_LEFT) |
1645 (1 << AC97_SLOT_PCM_RIGHT) |
1646 (1 << AC97_SLOT_PCM_CENTER) |
1647 (1 << AC97_SLOT_PCM_SLEFT) |
1648 (1 << AC97_SLOT_PCM_SRIGHT) |
1649 (1 << AC97_SLOT_LFE)
1650 },
1651 {
1652 .slots = (1 << AC97_SLOT_PCM_LEFT) |
1653 (1 << AC97_SLOT_PCM_RIGHT) |
1654 (1 << AC97_SLOT_PCM_LEFT_0) |
1655 (1 << AC97_SLOT_PCM_RIGHT_0)
1656 }
1657 }
1658 },
1659 /* PCM IN #1 */
1660 {
1661 .stream = 1,
1662 .exclusive = 1,
1663 .r = { {
1664 .slots = (1 << AC97_SLOT_PCM_LEFT) |
1665 (1 << AC97_SLOT_PCM_RIGHT)
1666 }
1667 }
1668 },
1669 /* MIC IN #1 */
1670 {
1671 .stream = 1,
1672 .exclusive = 1,
1673 .r = { {
1674 .slots = (1 << AC97_SLOT_MIC)
1675 }
1676 }
1677 },
1678 /* S/PDIF PCM */
1679 {
1680 .exclusive = 1,
1681 .spdif = 1,
1682 .r = { {
1683 .slots = (1 << AC97_SLOT_SPDIF_LEFT2) |
1684 (1 << AC97_SLOT_SPDIF_RIGHT2)
1685 }
1686 }
1687 },
1688 /* PCM IN #2 */
1689 {
1690 .stream = 1,
1691 .exclusive = 1,
1692 .r = { {
1693 .slots = (1 << AC97_SLOT_PCM_LEFT) |
1694 (1 << AC97_SLOT_PCM_RIGHT)
1695 }
1696 }
1697 },
1698 /* MIC IN #2 */
1699 {
1700 .stream = 1,
1701 .exclusive = 1,
1702 .r = { {
1703 .slots = (1 << AC97_SLOT_MIC)
1704 }
1705 }
1706 },
1707 };
1708
1709 static struct ac97_quirk ac97_quirks[] __devinitdata = {
1710 {
1711 .subvendor = 0x0e11,
1712 .subdevice = 0x008a,
1713 .name = "Compaq Evo W4000", /* AD1885 */
1714 .type = AC97_TUNE_HP_ONLY
1715 },
1716 {
1717 .subvendor = 0x0e11,
1718 .subdevice = 0x00b8,
1719 .name = "Compaq Evo D510C",
1720 .type = AC97_TUNE_HP_ONLY
1721 },
1722 {
1723 .subvendor = 0x0e11,
1724 .subdevice = 0x0860,
1725 .name = "HP/Compaq nx7010",
1726 .type = AC97_TUNE_MUTE_LED
1727 },
1728 {
1729 .subvendor = 0x1014,
1730 .subdevice = 0x1f00,
1731 .name = "MS-9128",
1732 .type = AC97_TUNE_ALC_JACK
1733 },
1734 {
1735 .subvendor = 0x1014,
1736 .subdevice = 0x0267,
1737 .name = "IBM NetVista A30p", /* AD1981B */
1738 .type = AC97_TUNE_HP_ONLY
1739 },
1740 {
1741 .subvendor = 0x1025,
1742 .subdevice = 0x0083,
1743 .name = "Acer Aspire 3003LCi",
1744 .type = AC97_TUNE_HP_ONLY
1745 },
1746 {
1747 .subvendor = 0x1028,
1748 .subdevice = 0x00d8,
1749 .name = "Dell Precision 530", /* AD1885 */
1750 .type = AC97_TUNE_HP_ONLY
1751 },
1752 {
1753 .subvendor = 0x1028,
1754 .subdevice = 0x010d,
1755 .name = "Dell", /* which model? AD1885 */
1756 .type = AC97_TUNE_HP_ONLY
1757 },
1758 {
1759 .subvendor = 0x1028,
1760 .subdevice = 0x0126,
1761 .name = "Dell Optiplex GX260", /* AD1981A */
1762 .type = AC97_TUNE_HP_ONLY
1763 },
1764 {
1765 .subvendor = 0x1028,
1766 .subdevice = 0x012c,
1767 .name = "Dell Precision 650", /* AD1981A */
1768 .type = AC97_TUNE_HP_ONLY
1769 },
1770 {
1771 .subvendor = 0x1028,
1772 .subdevice = 0x012d,
1773 .name = "Dell Precision 450", /* AD1981B*/
1774 .type = AC97_TUNE_HP_ONLY
1775 },
1776 {
1777 .subvendor = 0x1028,
1778 .subdevice = 0x0147,
1779 .name = "Dell", /* which model? AD1981B*/
1780 .type = AC97_TUNE_HP_ONLY
1781 },
1782 {
1783 .subvendor = 0x1028,
1784 .subdevice = 0x0151,
1785 .name = "Dell Optiplex GX270", /* AD1981B */
1786 .type = AC97_TUNE_HP_ONLY
1787 },
1788 {
1789 .subvendor = 0x1028,
1790 .subdevice = 0x014e,
1791 .name = "Dell D800", /* STAC9750/51 */
1792 .type = AC97_TUNE_HP_ONLY
1793 },
1794 {
1795 .subvendor = 0x1028,
1796 .subdevice = 0x0163,
1797 .name = "Dell Unknown", /* STAC9750/51 */
1798 .type = AC97_TUNE_HP_ONLY
1799 },
1800 {
1801 .subvendor = 0x1028,
1802 .subdevice = 0x0186,
1803 .name = "Dell Latitude D810", /* cf. Malone #41015 */
1804 .type = AC97_TUNE_HP_MUTE_LED
1805 },
1806 {
1807 .subvendor = 0x1028,
1808 .subdevice = 0x0188,
1809 .name = "Dell Inspiron 6000",
1810 .type = AC97_TUNE_HP_MUTE_LED /* cf. Malone #41015 */
1811 },
1812 {
1813 .subvendor = 0x1028,
1814 .subdevice = 0x0191,
1815 .name = "Dell Inspiron 8600",
1816 .type = AC97_TUNE_HP_ONLY
1817 },
1818 {
1819 .subvendor = 0x103c,
1820 .subdevice = 0x006d,
1821 .name = "HP zv5000",
1822 .type = AC97_TUNE_MUTE_LED /*AD1981B*/
1823 },
1824 { /* FIXME: which codec? */
1825 .subvendor = 0x103c,
1826 .subdevice = 0x00c3,
1827 .name = "HP xw6000",
1828 .type = AC97_TUNE_HP_ONLY
1829 },
1830 {
1831 .subvendor = 0x103c,
1832 .subdevice = 0x088c,
1833 .name = "HP nc8000",
1834 .type = AC97_TUNE_HP_MUTE_LED
1835 },
1836 {
1837 .subvendor = 0x103c,
1838 .subdevice = 0x0890,
1839 .name = "HP nc6000",
1840 .type = AC97_TUNE_MUTE_LED
1841 },
1842 {
1843 .subvendor = 0x103c,
1844 .subdevice = 0x0934,
1845 .name = "HP nx8220",
1846 .type = AC97_TUNE_MUTE_LED
1847 },
1848 {
1849 .subvendor = 0x103c,
1850 .subdevice = 0x129d,
1851 .name = "HP xw8000",
1852 .type = AC97_TUNE_HP_ONLY
1853 },
1854 {
1855 .subvendor = 0x103c,
1856 .subdevice = 0x0938,
1857 .name = "HP nc4200",
1858 .type = AC97_TUNE_HP_MUTE_LED
1859 },
1860 {
1861 .subvendor = 0x103c,
1862 .subdevice = 0x099c,
1863 .name = "HP nx6110/nc6120",
1864 .type = AC97_TUNE_HP_MUTE_LED
1865 },
1866 {
1867 .subvendor = 0x103c,
1868 .subdevice = 0x0944,
1869 .name = "HP nc6220",
1870 .type = AC97_TUNE_HP_MUTE_LED
1871 },
1872 {
1873 .subvendor = 0x103c,
1874 .subdevice = 0x0934,
1875 .name = "HP nc8220",
1876 .type = AC97_TUNE_HP_MUTE_LED
1877 },
1878 {
1879 .subvendor = 0x103c,
1880 .subdevice = 0x12f1,
1881 .name = "HP xw8200", /* AD1981B*/
1882 .type = AC97_TUNE_HP_ONLY
1883 },
1884 {
1885 .subvendor = 0x103c,
1886 .subdevice = 0x12f2,
1887 .name = "HP xw6200",
1888 .type = AC97_TUNE_HP_ONLY
1889 },
1890 {
1891 .subvendor = 0x103c,
1892 .subdevice = 0x3008,
1893 .name = "HP xw4200", /* AD1981B*/
1894 .type = AC97_TUNE_HP_ONLY
1895 },
1896 {
1897 .subvendor = 0x104d,
1898 .subdevice = 0x8197,
1899 .name = "Sony S1XP",
1900 .type = AC97_TUNE_INV_EAPD
1901 },
1902 {
1903 .subvendor = 0x1043,
1904 .subdevice = 0x80f3,
1905 .name = "ASUS ICH5/AD1985",
1906 .type = AC97_TUNE_AD_SHARING
1907 },
1908 {
1909 .subvendor = 0x10cf,
1910 .subdevice = 0x11c3,
1911 .name = "Fujitsu-Siemens E4010",
1912 .type = AC97_TUNE_HP_ONLY
1913 },
1914 {
1915 .subvendor = 0x10cf,
1916 .subdevice = 0x1225,
1917 .name = "Fujitsu-Siemens T3010",
1918 .type = AC97_TUNE_HP_ONLY
1919 },
1920 {
1921 .subvendor = 0x10cf,
1922 .subdevice = 0x1253,
1923 .name = "Fujitsu S6210", /* STAC9750/51 */
1924 .type = AC97_TUNE_HP_ONLY
1925 },
1926 {
1927 .subvendor = 0x10cf,
1928 .subdevice = 0x127e,
1929 .name = "Fujitsu Lifebook C1211D",
1930 .type = AC97_TUNE_HP_ONLY
1931 },
1932 {
1933 .subvendor = 0x10cf,
1934 .subdevice = 0x12ec,
1935 .name = "Fujitsu-Siemens 4010",
1936 .type = AC97_TUNE_HP_ONLY
1937 },
1938 {
1939 .subvendor = 0x10cf,
1940 .subdevice = 0x12f2,
1941 .name = "Fujitsu-Siemens Celsius H320",
1942 .type = AC97_TUNE_SWAP_HP
1943 },
1944 {
1945 .subvendor = 0x10f1,
1946 .subdevice = 0x2665,
1947 .name = "Fujitsu-Siemens Celsius", /* AD1981? */
1948 .type = AC97_TUNE_HP_ONLY
1949 },
1950 {
1951 .subvendor = 0x10f1,
1952 .subdevice = 0x2885,
1953 .name = "AMD64 Mobo", /* ALC650 */
1954 .type = AC97_TUNE_HP_ONLY
1955 },
1956 {
1957 .subvendor = 0x10f1,
1958 .subdevice = 0x2895,
1959 .name = "Tyan Thunder K8WE",
1960 .type = AC97_TUNE_HP_ONLY
1961 },
1962 {
1963 .subvendor = 0x10f7,
1964 .subdevice = 0x834c,
1965 .name = "Panasonic CF-R4",
1966 .type = AC97_TUNE_HP_ONLY,
1967 },
1968 {
1969 .subvendor = 0x110a,
1970 .subdevice = 0x0056,
1971 .name = "Fujitsu-Siemens Scenic", /* AD1981? */
1972 .type = AC97_TUNE_HP_ONLY
1973 },
1974 {
1975 .subvendor = 0x11d4,
1976 .subdevice = 0x5375,
1977 .name = "ADI AD1985 (discrete)",
1978 .type = AC97_TUNE_HP_ONLY
1979 },
1980 {
1981 .subvendor = 0x1462,
1982 .subdevice = 0x5470,
1983 .name = "MSI P4 ATX 645 Ultra",
1984 .type = AC97_TUNE_HP_ONLY
1985 },
1986 {
1987 .subvendor = 0x1734,
1988 .subdevice = 0x0088,
1989 .name = "Fujitsu-Siemens D1522", /* AD1981 */
1990 .type = AC97_TUNE_HP_ONLY
1991 },
1992 {
1993 .subvendor = 0x8086,
1994 .subdevice = 0x2000,
1995 .mask = 0xfff0,
1996 .name = "Intel ICH5/AD1985",
1997 .type = AC97_TUNE_AD_SHARING
1998 },
1999 {
2000 .subvendor = 0x8086,
2001 .subdevice = 0x4000,
2002 .mask = 0xfff0,
2003 .name = "Intel ICH5/AD1985",
2004 .type = AC97_TUNE_AD_SHARING
2005 },
2006 {
2007 .subvendor = 0x8086,
2008 .subdevice = 0x4856,
2009 .name = "Intel D845WN (82801BA)",
2010 .type = AC97_TUNE_SWAP_HP
2011 },
2012 {
2013 .subvendor = 0x8086,
2014 .subdevice = 0x4d44,
2015 .name = "Intel D850EMV2", /* AD1885 */
2016 .type = AC97_TUNE_HP_ONLY
2017 },
2018 {
2019 .subvendor = 0x8086,
2020 .subdevice = 0x4d56,
2021 .name = "Intel ICH/AD1885",
2022 .type = AC97_TUNE_HP_ONLY
2023 },
2024 {
2025 .subvendor = 0x8086,
2026 .subdevice = 0x6000,
2027 .mask = 0xfff0,
2028 .name = "Intel ICH5/AD1985",
2029 .type = AC97_TUNE_AD_SHARING
2030 },
2031 {
2032 .subvendor = 0x8086,
2033 .subdevice = 0xe000,
2034 .mask = 0xfff0,
2035 .name = "Intel ICH5/AD1985",
2036 .type = AC97_TUNE_AD_SHARING
2037 },
2038 #if 0 /* FIXME: this seems wrong on most boards */
2039 {
2040 .subvendor = 0x8086,
2041 .subdevice = 0xa000,
2042 .mask = 0xfff0,
2043 .name = "Intel ICH5/AD1985",
2044 .type = AC97_TUNE_HP_ONLY
2045 },
2046 #endif
2047 { } /* terminator */
2048 };
2049
2050 static int __devinit snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock,
2051 const char *quirk_override)
2052 {
2053 struct snd_ac97_bus *pbus;
2054 struct snd_ac97_template ac97;
2055 int err;
2056 unsigned int i, codecs;
2057 unsigned int glob_sta = 0;
2058 struct snd_ac97_bus_ops *ops;
2059 static struct snd_ac97_bus_ops standard_bus_ops = {
2060 .write = snd_intel8x0_codec_write,
2061 .read = snd_intel8x0_codec_read,
2062 };
2063 static struct snd_ac97_bus_ops ali_bus_ops = {
2064 .write = snd_intel8x0_ali_codec_write,
2065 .read = snd_intel8x0_ali_codec_read,
2066 };
2067
2068 chip->spdif_idx = -1; /* use PCMOUT (or disabled) */
2069 if (!spdif_aclink) {
2070 switch (chip->device_type) {
2071 case DEVICE_NFORCE:
2072 chip->spdif_idx = NVD_SPBAR;
2073 break;
2074 case DEVICE_ALI:
2075 chip->spdif_idx = ALID_AC97SPDIFOUT;
2076 break;
2077 case DEVICE_INTEL_ICH4:
2078 chip->spdif_idx = ICHD_SPBAR;
2079 break;
2080 };
2081 }
2082
2083 chip->in_ac97_init = 1;
2084
2085 memset(&ac97, 0, sizeof(ac97));
2086 ac97.private_data = chip;
2087 ac97.private_free = snd_intel8x0_mixer_free_ac97;
2088 ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE;
2089 if (chip->xbox)
2090 ac97.scaps |= AC97_SCAP_DETECT_BY_VENDOR;
2091 if (chip->device_type != DEVICE_ALI) {
2092 glob_sta = igetdword(chip, ICHREG(GLOB_STA));
2093 ops = &standard_bus_ops;
2094 chip->in_sdin_init = 1;
2095 codecs = 0;
2096 for (i = 0; i < chip->max_codecs; i++) {
2097 if (! (glob_sta & chip->codec_bit[i]))
2098 continue;
2099 if (chip->device_type == DEVICE_INTEL_ICH4) {
2100 snd_intel8x0_codec_read_test(chip, codecs);
2101 chip->ac97_sdin[codecs] =
2102 igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK;
2103 snd_assert(chip->ac97_sdin[codecs] < 3,
2104 chip->ac97_sdin[codecs] = 0);
2105 } else
2106 chip->ac97_sdin[codecs] = i;
2107 codecs++;
2108 }
2109 chip->in_sdin_init = 0;
2110 if (! codecs)
2111 codecs = 1;
2112 } else {
2113 ops = &ali_bus_ops;
2114 codecs = 1;
2115 /* detect the secondary codec */
2116 for (i = 0; i < 100; i++) {
2117 unsigned int reg = igetdword(chip, ICHREG(ALI_RTSR));
2118 if (reg & 0x40) {
2119 codecs = 2;
2120 break;
2121 }
2122 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x40);
2123 udelay(1);
2124 }
2125 }
2126 if ((err = snd_ac97_bus(chip->card, 0, ops, chip, &pbus)) < 0)
2127 goto __err;
2128 pbus->private_free = snd_intel8x0_mixer_free_ac97_bus;
2129 if (ac97_clock >= 8000 && ac97_clock <= 48000)
2130 pbus->clock = ac97_clock;
2131 /* FIXME: my test board doesn't work well with VRA... */
2132 if (chip->device_type == DEVICE_ALI)
2133 pbus->no_vra = 1;
2134 else
2135 pbus->dra = 1;
2136 chip->ac97_bus = pbus;
2137 chip->ncodecs = codecs;
2138
2139 ac97.pci = chip->pci;
2140 for (i = 0; i < codecs; i++) {
2141 ac97.num = i;
2142 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) {
2143 if (err != -EACCES)
2144 snd_printk(KERN_ERR "Unable to initialize codec #%d\n", i);
2145 if (i == 0)
2146 goto __err;
2147 continue;
2148 }
2149 }
2150 /* tune up the primary codec */
2151 snd_ac97_tune_hardware(chip->ac97[0], ac97_quirks, quirk_override);
2152 /* enable separate SDINs for ICH4 */
2153 if (chip->device_type == DEVICE_INTEL_ICH4)
2154 pbus->isdin = 1;
2155 /* find the available PCM streams */
2156 i = ARRAY_SIZE(ac97_pcm_defs);
2157 if (chip->device_type != DEVICE_INTEL_ICH4)
2158 i -= 2; /* do not allocate PCM2IN and MIC2 */
2159 if (chip->spdif_idx < 0)
2160 i--; /* do not allocate S/PDIF */
2161 err = snd_ac97_pcm_assign(pbus, i, ac97_pcm_defs);
2162 if (err < 0)
2163 goto __err;
2164 chip->ichd[ICHD_PCMOUT].pcm = &pbus->pcms[0];
2165 chip->ichd[ICHD_PCMIN].pcm = &pbus->pcms[1];
2166 chip->ichd[ICHD_MIC].pcm = &pbus->pcms[2];
2167 if (chip->spdif_idx >= 0)
2168 chip->ichd[chip->spdif_idx].pcm = &pbus->pcms[3];
2169 if (chip->device_type == DEVICE_INTEL_ICH4) {
2170 chip->ichd[ICHD_PCM2IN].pcm = &pbus->pcms[4];
2171 chip->ichd[ICHD_MIC2].pcm = &pbus->pcms[5];
2172 }
2173 /* enable separate SDINs for ICH4 */
2174 if (chip->device_type == DEVICE_INTEL_ICH4) {
2175 struct ac97_pcm *pcm = chip->ichd[ICHD_PCM2IN].pcm;
2176 u8 tmp = igetbyte(chip, ICHREG(SDM));
2177 tmp &= ~(ICH_DI2L_MASK|ICH_DI1L_MASK);
2178 if (pcm) {
2179 tmp |= ICH_SE; /* steer enable for multiple SDINs */
2180 tmp |= chip->ac97_sdin[0] << ICH_DI1L_SHIFT;
2181 for (i = 1; i < 4; i++) {
2182 if (pcm->r[0].codec[i]) {
2183 tmp |= chip->ac97_sdin[pcm->r[0].codec[1]->num] << ICH_DI2L_SHIFT;
2184 break;
2185 }
2186 }
2187 } else {
2188 tmp &= ~ICH_SE; /* steer disable */
2189 }
2190 iputbyte(chip, ICHREG(SDM), tmp);
2191 }
2192 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_PCM_SLEFT)) {
2193 chip->multi4 = 1;
2194 if (pbus->pcms[0].r[0].slots & (1 << AC97_SLOT_LFE))
2195 chip->multi6 = 1;
2196 }
2197 if (pbus->pcms[0].r[1].rslots[0]) {
2198 chip->dra = 1;
2199 }
2200 if (chip->device_type == DEVICE_INTEL_ICH4) {
2201 if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20)
2202 chip->smp20bit = 1;
2203 }
2204 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) {
2205 /* 48kHz only */
2206 chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000;
2207 }
2208 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) {
2209 /* use slot 10/11 for SPDIF */
2210 u32 val;
2211 val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK;
2212 val |= ICH_PCM_SPDIF_1011;
2213 iputdword(chip, ICHREG(GLOB_CNT), val);
2214 snd_ac97_update_bits(chip->ac97[0], AC97_EXTENDED_STATUS, 0x03 << 4, 0x03 << 4);
2215 }
2216 chip->in_ac97_init = 0;
2217 return 0;
2218
2219 __err:
2220 /* clear the cold-reset bit for the next chance */
2221 if (chip->device_type != DEVICE_ALI)
2222 iputdword(chip, ICHREG(GLOB_CNT),
2223 igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_AC97COLD);
2224 return err;
2225 }
2226
2227
2228 /*
2229 *
2230 */
2231
2232 static void do_ali_reset(struct intel8x0 *chip)
2233 {
2234 iputdword(chip, ICHREG(ALI_SCR), ICH_ALI_SC_RESET);
2235 iputdword(chip, ICHREG(ALI_FIFOCR1), 0x83838383);
2236 iputdword(chip, ICHREG(ALI_FIFOCR2), 0x83838383);
2237 iputdword(chip, ICHREG(ALI_FIFOCR3), 0x83838383);
2238 iputdword(chip, ICHREG(ALI_INTERFACECR),
2239 ICH_ALI_IF_PI|ICH_ALI_IF_PO);
2240 iputdword(chip, ICHREG(ALI_INTERRUPTCR), 0x00000000);
2241 iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000);
2242 }
2243
2244 static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing)
2245 {
2246 unsigned long end_time;
2247 unsigned int cnt, status, nstatus;
2248
2249 /* put logic to right state */
2250 /* first clear status bits */
2251 status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT;
2252 if (chip->device_type == DEVICE_NFORCE)
2253 status |= ICH_NVSPINT;
2254 cnt = igetdword(chip, ICHREG(GLOB_STA));
2255 iputdword(chip, ICHREG(GLOB_STA), cnt & status);
2256
2257 /* ACLink on, 2 channels */
2258 cnt = igetdword(chip, ICHREG(GLOB_CNT));
2259 cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK);
2260 #ifdef CONFIG_SND_AC97_POWER_SAVE
2261 /* do cold reset - the full ac97 powerdown may leave the controller
2262 * in a warm state but actually it cannot communicate with the codec.
2263 */
2264 iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD);
2265 cnt = igetdword(chip, ICHREG(GLOB_CNT));
2266 udelay(10);
2267 iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD);
2268 msleep(1);
2269 #else
2270 /* finish cold or do warm reset */
2271 cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM;
2272 iputdword(chip, ICHREG(GLOB_CNT), cnt);
2273 end_time = (jiffies + (HZ / 4)) + 1;
2274 do {
2275 if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0)
2276 goto __ok;
2277 schedule_timeout_uninterruptible(1);
2278 } while (time_after_eq(end_time, jiffies));
2279 snd_printk(KERN_ERR "AC'97 warm reset still in progress? [0x%x]\n",
2280 igetdword(chip, ICHREG(GLOB_CNT)));
2281 return -EIO;
2282
2283 __ok:
2284 #endif
2285 if (probing) {
2286 /* wait for any codec ready status.
2287 * Once it becomes ready it should remain ready
2288 * as long as we do not disable the ac97 link.
2289 */
2290 end_time = jiffies + HZ;
2291 do {
2292 status = igetdword(chip, ICHREG(GLOB_STA)) &
2293 chip->codec_isr_bits;
2294 if (status)
2295 break;
2296 schedule_timeout_uninterruptible(1);
2297 } while (time_after_eq(end_time, jiffies));
2298 if (! status) {
2299 /* no codec is found */
2300 snd_printk(KERN_ERR "codec_ready: codec is not ready [0x%x]\n",
2301 igetdword(chip, ICHREG(GLOB_STA)));
2302 return -EIO;
2303 }
2304
2305 /* wait for other codecs ready status. */
2306 end_time = jiffies + HZ / 4;
2307 while (status != chip->codec_isr_bits &&
2308 time_after_eq(end_time, jiffies)) {
2309 schedule_timeout_uninterruptible(1);
2310 status |= igetdword(chip, ICHREG(GLOB_STA)) &
2311 chip->codec_isr_bits;
2312 }
2313
2314 } else {
2315 /* resume phase */
2316 int i;
2317 status = 0;
2318 for (i = 0; i < chip->ncodecs; i++)
2319 if (chip->ac97[i])
2320 status |= chip->codec_bit[chip->ac97_sdin[i]];
2321 /* wait until all the probed codecs are ready */
2322 end_time = jiffies + HZ;
2323 do {
2324 nstatus = igetdword(chip, ICHREG(GLOB_STA)) &
2325 chip->codec_isr_bits;
2326 if (status == nstatus)
2327 break;
2328 schedule_timeout_uninterruptible(1);
2329 } while (time_after_eq(end_time, jiffies));
2330 }
2331
2332 if (chip->device_type == DEVICE_SIS) {
2333 /* unmute the output on SIS7012 */
2334 iputword(chip, 0x4c, igetword(chip, 0x4c) | 1);
2335 }
2336 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) {
2337 /* enable SPDIF interrupt */
2338 unsigned int val;
2339 pci_read_config_dword(chip->pci, 0x4c, &val);
2340 val |= 0x1000000;
2341 pci_write_config_dword(chip->pci, 0x4c, val);
2342 }
2343 return 0;
2344 }
2345
2346 static int snd_intel8x0_ali_chip_init(struct intel8x0 *chip, int probing)
2347 {
2348 u32 reg;
2349 int i = 0;
2350
2351 reg = igetdword(chip, ICHREG(ALI_SCR));
2352 if ((reg & 2) == 0) /* Cold required */
2353 reg |= 2;
2354 else
2355 reg |= 1; /* Warm */
2356 reg &= ~0x80000000; /* ACLink on */
2357 iputdword(chip, ICHREG(ALI_SCR), reg);
2358
2359 for (i = 0; i < HZ / 2; i++) {
2360 if (! (igetdword(chip, ICHREG(ALI_INTERRUPTSR)) & ALI_INT_GPIO))
2361 goto __ok;
2362 schedule_timeout_uninterruptible(1);
2363 }
2364 snd_printk(KERN_ERR "AC'97 reset failed.\n");
2365 if (probing)
2366 return -EIO;
2367
2368 __ok:
2369 for (i = 0; i < HZ / 2; i++) {
2370 reg = igetdword(chip, ICHREG(ALI_RTSR));
2371 if (reg & 0x80) /* primary codec */
2372 break;
2373 iputdword(chip, ICHREG(ALI_RTSR), reg | 0x80);
2374 schedule_timeout_uninterruptible(1);
2375 }
2376
2377 do_ali_reset(chip);
2378 return 0;
2379 }
2380
2381 static int snd_intel8x0_chip_init(struct intel8x0 *chip, int probing)
2382 {
2383 unsigned int i, timeout;
2384 int err;
2385
2386 if (chip->device_type != DEVICE_ALI) {
2387 if ((err = snd_intel8x0_ich_chip_init(chip, probing)) < 0)
2388 return err;
2389 iagetword(chip, 0); /* clear semaphore flag */
2390 } else {
2391 if ((err = snd_intel8x0_ali_chip_init(chip, probing)) < 0)
2392 return err;
2393 }
2394
2395 /* disable interrupts */
2396 for (i = 0; i < chip->bdbars_count; i++)
2397 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00);
2398 /* reset channels */
2399 for (i = 0; i < chip->bdbars_count; i++)
2400 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS);
2401 for (i = 0; i < chip->bdbars_count; i++) {
2402 timeout = 100000;
2403 while (--timeout != 0) {
2404 if ((igetbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset) & ICH_RESETREGS) == 0)
2405 break;
2406 }
2407 if (timeout == 0)
2408 printk(KERN_ERR "intel8x0: reset of registers failed?\n");
2409 }
2410 /* initialize Buffer Descriptor Lists */
2411 for (i = 0; i < chip->bdbars_count; i++)
2412 iputdword(chip, ICH_REG_OFF_BDBAR + chip->ichd[i].reg_offset,
2413 chip->ichd[i].bdbar_addr);
2414 return 0;
2415 }
2416
2417 static int snd_intel8x0_free(struct intel8x0 *chip)
2418 {
2419 unsigned int i;
2420
2421 if (chip->irq < 0)
2422 goto __hw_end;
2423 /* disable interrupts */
2424 for (i = 0; i < chip->bdbars_count; i++)
2425 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, 0x00);
2426 /* reset channels */
2427 for (i = 0; i < chip->bdbars_count; i++)
2428 iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS);
2429 if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) {
2430 /* stop the spdif interrupt */
2431 unsigned int val;
2432 pci_read_config_dword(chip->pci, 0x4c, &val);
2433 val &= ~0x1000000;
2434 pci_write_config_dword(chip->pci, 0x4c, val);
2435 }
2436 /* --- */
2437 synchronize_irq(chip->irq);
2438 __hw_end:
2439 if (chip->irq >= 0)
2440 free_irq(chip->irq, chip);
2441 if (chip->bdbars.area) {
2442 if (chip->fix_nocache)
2443 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 0);
2444 snd_dma_free_pages(&chip->bdbars);
2445 }
2446 if (chip->addr)
2447 pci_iounmap(chip->pci, chip->addr);
2448 if (chip->bmaddr)
2449 pci_iounmap(chip->pci, chip->bmaddr);
2450 pci_release_regions(chip->pci);
2451 pci_disable_device(chip->pci);
2452 kfree(chip);
2453 return 0;
2454 }
2455
2456 #ifdef CONFIG_PM
2457 /*
2458 * power management
2459 */
2460 static int intel8x0_suspend(struct pci_dev *pci, pm_message_t state)
2461 {
2462 struct snd_card *card = pci_get_drvdata(pci);
2463 struct intel8x0 *chip = card->private_data;
2464 int i;
2465
2466 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2467 for (i = 0; i < chip->pcm_devs; i++)
2468 snd_pcm_suspend_all(chip->pcm[i]);
2469 /* clear nocache */
2470 if (chip->fix_nocache) {
2471 for (i = 0; i < chip->bdbars_count; i++) {
2472 struct ichdev *ichdev = &chip->ichd[i];
2473 if (ichdev->substream && ichdev->page_attr_changed) {
2474 struct snd_pcm_runtime *runtime = ichdev->substream->runtime;
2475 if (runtime->dma_area)
2476 fill_nocache(runtime->dma_area, runtime->dma_bytes, 0);
2477 }
2478 }
2479 }
2480 for (i = 0; i < chip->ncodecs; i++)
2481 snd_ac97_suspend(chip->ac97[i]);
2482 if (chip->device_type == DEVICE_INTEL_ICH4)
2483 chip->sdm_saved = igetbyte(chip, ICHREG(SDM));
2484
2485 if (chip->irq >= 0) {
2486 synchronize_irq(chip->irq);
2487 free_irq(chip->irq, chip);
2488 chip->irq = -1;
2489 }
2490 pci_disable_device(pci);
2491 pci_save_state(pci);
2492 /* The call below may disable built-in speaker on some laptops
2493 * after S2RAM. So, don't touch it.
2494 */
2495 /* pci_set_power_state(pci, pci_choose_state(pci, state)); */
2496 return 0;
2497 }
2498
2499 static int intel8x0_resume(struct pci_dev *pci)
2500 {
2501 struct snd_card *card = pci_get_drvdata(pci);
2502 struct intel8x0 *chip = card->private_data;
2503 int i;
2504
2505 pci_set_power_state(pci, PCI_D0);
2506 pci_restore_state(pci);
2507 if (pci_enable_device(pci) < 0) {
2508 printk(KERN_ERR "intel8x0: pci_enable_device failed, "
2509 "disabling device\n");
2510 snd_card_disconnect(card);
2511 return -EIO;
2512 }
2513 pci_set_master(pci);
2514 snd_intel8x0_chip_init(chip, 0);
2515 if (request_irq(pci->irq, snd_intel8x0_interrupt,
2516 IRQF_SHARED, card->shortname, chip)) {
2517 printk(KERN_ERR "intel8x0: unable to grab IRQ %d, "
2518 "disabling device\n", pci->irq);
2519 snd_card_disconnect(card);
2520 return -EIO;
2521 }
2522 chip->irq = pci->irq;
2523 synchronize_irq(chip->irq);
2524
2525 /* re-initialize mixer stuff */
2526 if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) {
2527 /* enable separate SDINs for ICH4 */
2528 iputbyte(chip, ICHREG(SDM), chip->sdm_saved);
2529 /* use slot 10/11 for SPDIF */
2530 iputdword(chip, ICHREG(GLOB_CNT),
2531 (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) |
2532 ICH_PCM_SPDIF_1011);
2533 }
2534
2535 /* refill nocache */
2536 if (chip->fix_nocache)
2537 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1);
2538
2539 for (i = 0; i < chip->ncodecs; i++)
2540 snd_ac97_resume(chip->ac97[i]);
2541
2542 /* refill nocache */
2543 if (chip->fix_nocache) {
2544 for (i = 0; i < chip->bdbars_count; i++) {
2545 struct ichdev *ichdev = &chip->ichd[i];
2546 if (ichdev->substream && ichdev->page_attr_changed) {
2547 struct snd_pcm_runtime *runtime = ichdev->substream->runtime;
2548 if (runtime->dma_area)
2549 fill_nocache(runtime->dma_area, runtime->dma_bytes, 1);
2550 }
2551 }
2552 }
2553
2554 /* resume status */
2555 for (i = 0; i < chip->bdbars_count; i++) {
2556 struct ichdev *ichdev = &chip->ichd[i];
2557 unsigned long port = ichdev->reg_offset;
2558 if (! ichdev->substream || ! ichdev->suspended)
2559 continue;
2560 if (ichdev->ichd == ICHD_PCMOUT)
2561 snd_intel8x0_setup_pcm_out(chip, ichdev->substream->runtime);
2562 iputdword(chip, port + ICH_REG_OFF_BDBAR, ichdev->bdbar_addr);
2563 iputbyte(chip, port + ICH_REG_OFF_LVI, ichdev->lvi);
2564 iputbyte(chip, port + ICH_REG_OFF_CIV, ichdev->civ);
2565 iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
2566 }
2567
2568 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2569 return 0;
2570 }
2571 #endif /* CONFIG_PM */
2572
2573 #define INTEL8X0_TESTBUF_SIZE 32768 /* enough large for one shot */
2574
2575 static void __devinit intel8x0_measure_ac97_clock(struct intel8x0 *chip)
2576 {
2577 struct snd_pcm_substream *subs;
2578 struct ichdev *ichdev;
2579 unsigned long port;
2580 unsigned long pos, t;
2581 struct timeval start_time, stop_time;
2582
2583 if (chip->ac97_bus->clock != 48000)
2584 return; /* specified in module option */
2585
2586 subs = chip->pcm[0]->streams[0].substream;
2587 if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) {
2588 snd_printk(KERN_WARNING "no playback buffer allocated - aborting measure ac97 clock\n");
2589 return;
2590 }
2591 ichdev = &chip->ichd[ICHD_PCMOUT];
2592 ichdev->physbuf = subs->dma_buffer.addr;
2593 ichdev->size = chip->ichd[ICHD_PCMOUT].fragsize = INTEL8X0_TESTBUF_SIZE;
2594 ichdev->substream = NULL; /* don't process interrupts */
2595
2596 /* set rate */
2597 if (snd_ac97_set_rate(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 48000) < 0) {
2598 snd_printk(KERN_ERR "cannot set ac97 rate: clock = %d\n", chip->ac97_bus->clock);
2599 return;
2600 }
2601 snd_intel8x0_setup_periods(chip, ichdev);
2602 port = ichdev->reg_offset;
2603 spin_lock_irq(&chip->reg_lock);
2604 chip->in_measurement = 1;
2605 /* trigger */
2606 if (chip->device_type != DEVICE_ALI)
2607 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE | ICH_STARTBM);
2608 else {
2609 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE);
2610 iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot);
2611 }
2612 do_gettimeofday(&start_time);
2613 spin_unlock_irq(&chip->reg_lock);
2614 msleep(50);
2615 spin_lock_irq(&chip->reg_lock);
2616 /* check the position */
2617 pos = ichdev->fragsize1;
2618 pos -= igetword(chip, ichdev->reg_offset + ichdev->roff_picb) << ichdev->pos_shift;
2619 pos += ichdev->position;
2620 chip->in_measurement = 0;
2621 do_gettimeofday(&stop_time);
2622 /* stop */
2623 if (chip->device_type == DEVICE_ALI) {
2624 iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16));
2625 iputbyte(chip, port + ICH_REG_OFF_CR, 0);
2626 while (igetbyte(chip, port + ICH_REG_OFF_CR))
2627 ;
2628 } else {
2629 iputbyte(chip, port + ICH_REG_OFF_CR, 0);
2630 while (!(igetbyte(chip, port + ichdev->roff_sr) & ICH_DCH))
2631 ;
2632 }
2633 iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
2634 spin_unlock_irq(&chip->reg_lock);
2635
2636 t = stop_time.tv_sec - start_time.tv_sec;
2637 t *= 1000000;
2638 t += stop_time.tv_usec - start_time.tv_usec;
2639 printk(KERN_INFO "%s: measured %lu usecs\n", __FUNCTION__, t);
2640 if (t == 0) {
2641 snd_printk(KERN_ERR "?? calculation error..\n");
2642 return;
2643 }
2644 pos = (pos / 4) * 1000;
2645 pos = (pos / t) * 1000 + ((pos % t) * 1000) / t;
2646 if (pos < 40000 || pos >= 60000)
2647 /* abnormal value. hw problem? */
2648 printk(KERN_INFO "intel8x0: measured clock %ld rejected\n", pos);
2649 else if (pos < 47500 || pos > 48500)
2650 /* not 48000Hz, tuning the clock.. */
2651 chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos;
2652 printk(KERN_INFO "intel8x0: clocking to %d\n", chip->ac97_bus->clock);
2653 snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0);
2654 }
2655
2656 #ifdef CONFIG_PROC_FS
2657 static void snd_intel8x0_proc_read(struct snd_info_entry * entry,
2658 struct snd_info_buffer *buffer)
2659 {
2660 struct intel8x0 *chip = entry->private_data;
2661 unsigned int tmp;
2662
2663 snd_iprintf(buffer, "Intel8x0\n\n");
2664 if (chip->device_type == DEVICE_ALI)
2665 return;
2666 tmp = igetdword(chip, ICHREG(GLOB_STA));
2667 snd_iprintf(buffer, "Global control : 0x%08x\n", igetdword(chip, ICHREG(GLOB_CNT)));
2668 snd_iprintf(buffer, "Global status : 0x%08x\n", tmp);
2669 if (chip->device_type == DEVICE_INTEL_ICH4)
2670 snd_iprintf(buffer, "SDM : 0x%08x\n", igetdword(chip, ICHREG(SDM)));
2671 snd_iprintf(buffer, "AC'97 codecs ready :");
2672 if (tmp & chip->codec_isr_bits) {
2673 int i;
2674 static const char *codecs[3] = {
2675 "primary", "secondary", "tertiary"
2676 };
2677 for (i = 0; i < chip->max_codecs; i++)
2678 if (tmp & chip->codec_bit[i])
2679 snd_iprintf(buffer, " %s", codecs[i]);
2680 } else
2681 snd_iprintf(buffer, " none");
2682 snd_iprintf(buffer, "\n");
2683 if (chip->device_type == DEVICE_INTEL_ICH4 ||
2684 chip->device_type == DEVICE_SIS)
2685 snd_iprintf(buffer, "AC'97 codecs SDIN : %i %i %i\n",
2686 chip->ac97_sdin[0],
2687 chip->ac97_sdin[1],
2688 chip->ac97_sdin[2]);
2689 }
2690
2691 static void __devinit snd_intel8x0_proc_init(struct intel8x0 * chip)
2692 {
2693 struct snd_info_entry *entry;
2694
2695 if (! snd_card_proc_new(chip->card, "intel8x0", &entry))
2696 snd_info_set_text_ops(entry, chip, snd_intel8x0_proc_read);
2697 }
2698 #else
2699 #define snd_intel8x0_proc_init(x)
2700 #endif
2701
2702 static int snd_intel8x0_dev_free(struct snd_device *device)
2703 {
2704 struct intel8x0 *chip = device->device_data;
2705 return snd_intel8x0_free(chip);
2706 }
2707
2708 struct ich_reg_info {
2709 unsigned int int_sta_mask;
2710 unsigned int offset;
2711 };
2712
2713 static unsigned int ich_codec_bits[3] = {
2714 ICH_PCR, ICH_SCR, ICH_TCR
2715 };
2716 static unsigned int sis_codec_bits[3] = {
2717 ICH_PCR, ICH_SCR, ICH_SIS_TCR
2718 };
2719
2720 static int __devinit snd_intel8x0_create(struct snd_card *card,
2721 struct pci_dev *pci,
2722 unsigned long device_type,
2723 struct intel8x0 ** r_intel8x0)
2724 {
2725 struct intel8x0 *chip;
2726 int err;
2727 unsigned int i;
2728 unsigned int int_sta_masks;
2729 struct ichdev *ichdev;
2730 static struct snd_device_ops ops = {
2731 .dev_free = snd_intel8x0_dev_free,
2732 };
2733
2734 static unsigned int bdbars[] = {
2735 3, /* DEVICE_INTEL */
2736 6, /* DEVICE_INTEL_ICH4 */
2737 3, /* DEVICE_SIS */
2738 6, /* DEVICE_ALI */
2739 4, /* DEVICE_NFORCE */
2740 };
2741 static struct ich_reg_info intel_regs[6] = {
2742 { ICH_PIINT, 0 },
2743 { ICH_POINT, 0x10 },
2744 { ICH_MCINT, 0x20 },
2745 { ICH_M2INT, 0x40 },
2746 { ICH_P2INT, 0x50 },
2747 { ICH_SPINT, 0x60 },
2748 };
2749 static struct ich_reg_info nforce_regs[4] = {
2750 { ICH_PIINT, 0 },
2751 { ICH_POINT, 0x10 },
2752 { ICH_MCINT, 0x20 },
2753 { ICH_NVSPINT, 0x70 },
2754 };
2755 static struct ich_reg_info ali_regs[6] = {
2756 { ALI_INT_PCMIN, 0x40 },
2757 { ALI_INT_PCMOUT, 0x50 },
2758 { ALI_INT_MICIN, 0x60 },
2759 { ALI_INT_CODECSPDIFOUT, 0x70 },
2760 { ALI_INT_SPDIFIN, 0xa0 },
2761 { ALI_INT_SPDIFOUT, 0xb0 },
2762 };
2763 struct ich_reg_info *tbl;
2764
2765 *r_intel8x0 = NULL;
2766
2767 if ((err = pci_enable_device(pci)) < 0)
2768 return err;
2769
2770 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2771 if (chip == NULL) {
2772 pci_disable_device(pci);
2773 return -ENOMEM;
2774 }
2775 spin_lock_init(&chip->reg_lock);
2776 chip->device_type = device_type;
2777 chip->card = card;
2778 chip->pci = pci;
2779 chip->irq = -1;
2780
2781 /* module parameters */
2782 chip->buggy_irq = buggy_irq;
2783 chip->buggy_semaphore = buggy_semaphore;
2784 if (xbox)
2785 chip->xbox = 1;
2786
2787 if (pci->vendor == PCI_VENDOR_ID_INTEL &&
2788 pci->device == PCI_DEVICE_ID_INTEL_440MX)
2789 chip->fix_nocache = 1; /* enable workaround */
2790
2791 if ((err = pci_request_regions(pci, card->shortname)) < 0) {
2792 kfree(chip);
2793 pci_disable_device(pci);
2794 return err;
2795 }
2796
2797 if (device_type == DEVICE_ALI) {
2798 /* ALI5455 has no ac97 region */
2799 chip->bmaddr = pci_iomap(pci, 0, 0);
2800 goto port_inited;
2801 }
2802
2803 if (pci_resource_flags(pci, 2) & IORESOURCE_MEM) /* ICH4 and Nforce */
2804 chip->addr = pci_iomap(pci, 2, 0);
2805 else
2806 chip->addr = pci_iomap(pci, 0, 0);
2807 if (!chip->addr) {
2808 snd_printk(KERN_ERR "AC'97 space ioremap problem\n");
2809 snd_intel8x0_free(chip);
2810 return -EIO;
2811 }
2812 if (pci_resource_flags(pci, 3) & IORESOURCE_MEM) /* ICH4 */
2813 chip->bmaddr = pci_iomap(pci, 3, 0);
2814 else
2815 chip->bmaddr = pci_iomap(pci, 1, 0);
2816 if (!chip->bmaddr) {
2817 snd_printk(KERN_ERR "Controller space ioremap problem\n");
2818 snd_intel8x0_free(chip);
2819 return -EIO;
2820 }
2821
2822 port_inited:
2823 chip->bdbars_count = bdbars[device_type];
2824
2825 /* initialize offsets */
2826 switch (device_type) {
2827 case DEVICE_NFORCE:
2828 tbl = nforce_regs;
2829 break;
2830 case DEVICE_ALI:
2831 tbl = ali_regs;
2832 break;
2833 default:
2834 tbl = intel_regs;
2835 break;
2836 }
2837 for (i = 0; i < chip->bdbars_count; i++) {
2838 ichdev = &chip->ichd[i];
2839 ichdev->ichd = i;
2840 ichdev->reg_offset = tbl[i].offset;
2841 ichdev->int_sta_mask = tbl[i].int_sta_mask;
2842 if (device_type == DEVICE_SIS) {
2843 /* SiS 7012 swaps the registers */
2844 ichdev->roff_sr = ICH_REG_OFF_PICB;
2845 ichdev->roff_picb = ICH_REG_OFF_SR;
2846 } else {
2847 ichdev->roff_sr = ICH_REG_OFF_SR;
2848 ichdev->roff_picb = ICH_REG_OFF_PICB;
2849 }
2850 if (device_type == DEVICE_ALI)
2851 ichdev->ali_slot = (ichdev->reg_offset - 0x40) / 0x10;
2852 /* SIS7012 handles the pcm data in bytes, others are in samples */
2853 ichdev->pos_shift = (device_type == DEVICE_SIS) ? 0 : 1;
2854 }
2855
2856 /* allocate buffer descriptor lists */
2857 /* the start of each lists must be aligned to 8 bytes */
2858 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
2859 chip->bdbars_count * sizeof(u32) * ICH_MAX_FRAGS * 2,
2860 &chip->bdbars) < 0) {
2861 snd_intel8x0_free(chip);
2862 snd_printk(KERN_ERR "intel8x0: cannot allocate buffer descriptors\n");
2863 return -ENOMEM;
2864 }
2865 /* tables must be aligned to 8 bytes here, but the kernel pages
2866 are much bigger, so we don't care (on i386) */
2867 /* workaround for 440MX */
2868 if (chip->fix_nocache)
2869 fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1);
2870 int_sta_masks = 0;
2871 for (i = 0; i < chip->bdbars_count; i++) {
2872 ichdev = &chip->ichd[i];
2873 ichdev->bdbar = ((u32 *)chip->bdbars.area) +
2874 (i * ICH_MAX_FRAGS * 2);
2875 ichdev->bdbar_addr = chip->bdbars.addr +
2876 (i * sizeof(u32) * ICH_MAX_FRAGS * 2);
2877 int_sta_masks |= ichdev->int_sta_mask;
2878 }
2879 chip->int_sta_reg = device_type == DEVICE_ALI ?
2880 ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA;
2881 chip->int_sta_mask = int_sta_masks;
2882
2883 pci_set_master(pci);
2884
2885 switch(chip->device_type) {
2886 case DEVICE_INTEL_ICH4:
2887 /* ICH4 can have three codecs */
2888 chip->max_codecs = 3;
2889 chip->codec_bit = ich_codec_bits;
2890 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_TRI;
2891 break;
2892 case DEVICE_SIS:
2893 /* recent SIS7012 can have three codecs */
2894 chip->max_codecs = 3;
2895 chip->codec_bit = sis_codec_bits;
2896 chip->codec_ready_bits = ICH_PRI | ICH_SRI | ICH_SIS_TRI;
2897 break;
2898 default:
2899 /* others up to two codecs */
2900 chip->max_codecs = 2;
2901 chip->codec_bit = ich_codec_bits;
2902 chip->codec_ready_bits = ICH_PRI | ICH_SRI;
2903 break;
2904 }
2905 for (i = 0; i < chip->max_codecs; i++)
2906 chip->codec_isr_bits |= chip->codec_bit[i];
2907
2908 if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) {
2909 snd_intel8x0_free(chip);
2910 return err;
2911 }
2912
2913 /* request irq after initializaing int_sta_mask, etc */
2914 if (request_irq(pci->irq, snd_intel8x0_interrupt,
2915 IRQF_SHARED, card->shortname, chip)) {
2916 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2917 snd_intel8x0_free(chip);
2918 return -EBUSY;
2919 }
2920 chip->irq = pci->irq;
2921
2922 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2923 snd_intel8x0_free(chip);
2924 return err;
2925 }
2926
2927 snd_card_set_dev(card, &pci->dev);
2928
2929 *r_intel8x0 = chip;
2930 return 0;
2931 }
2932
2933 static struct shortname_table {
2934 unsigned int id;
2935 const char *s;
2936 } shortnames[] __devinitdata = {
2937 { PCI_DEVICE_ID_INTEL_82801AA_5, "Intel 82801AA-ICH" },
2938 { PCI_DEVICE_ID_INTEL_82801AB_5, "Intel 82901AB-ICH0" },
2939 { PCI_DEVICE_ID_INTEL_82801BA_4, "Intel 82801BA-ICH2" },
2940 { PCI_DEVICE_ID_INTEL_440MX, "Intel 440MX" },
2941 { PCI_DEVICE_ID_INTEL_82801CA_5, "Intel 82801CA-ICH3" },
2942 { PCI_DEVICE_ID_INTEL_82801DB_5, "Intel 82801DB-ICH4" },
2943 { PCI_DEVICE_ID_INTEL_82801EB_5, "Intel ICH5" },
2944 { PCI_DEVICE_ID_INTEL_ESB_5, "Intel 6300ESB" },
2945 { PCI_DEVICE_ID_INTEL_ICH6_18, "Intel ICH6" },
2946 { PCI_DEVICE_ID_INTEL_ICH7_20, "Intel ICH7" },
2947 { PCI_DEVICE_ID_INTEL_ESB2_14, "Intel ESB2" },
2948 { PCI_DEVICE_ID_SI_7012, "SiS SI7012" },
2949 { PCI_DEVICE_ID_NVIDIA_MCP1_AUDIO, "NVidia nForce" },
2950 { PCI_DEVICE_ID_NVIDIA_MCP2_AUDIO, "NVidia nForce2" },
2951 { PCI_DEVICE_ID_NVIDIA_MCP3_AUDIO, "NVidia nForce3" },
2952 { PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO, "NVidia CK8S" },
2953 { PCI_DEVICE_ID_NVIDIA_CK804_AUDIO, "NVidia CK804" },
2954 { PCI_DEVICE_ID_NVIDIA_CK8_AUDIO, "NVidia CK8" },
2955 { 0x003a, "NVidia MCP04" },
2956 { 0x746d, "AMD AMD8111" },
2957 { 0x7445, "AMD AMD768" },
2958 { 0x5455, "ALi M5455" },
2959 { 0, NULL },
2960 };
2961
2962 static struct snd_pci_quirk spdif_aclink_defaults[] __devinitdata = {
2963 SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1),
2964 { } /* end */
2965 };
2966
2967 /* look up white/black list for SPDIF over ac-link */
2968 static int __devinit check_default_spdif_aclink(struct pci_dev *pci)
2969 {
2970 const struct snd_pci_quirk *w;
2971
2972 w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults);
2973 if (w) {
2974 if (w->value)
2975 snd_printdd(KERN_INFO "intel8x0: Using SPDIF over "
2976 "AC-Link for %s\n", w->name);
2977 else
2978 snd_printdd(KERN_INFO "intel8x0: Using integrated "
2979 "SPDIF DMA for %s\n", w->name);
2980 return w->value;
2981 }
2982 return 0;
2983 }
2984
2985 static int __devinit snd_intel8x0_probe(struct pci_dev *pci,
2986 const struct pci_device_id *pci_id)
2987 {
2988 struct snd_card *card;
2989 struct intel8x0 *chip;
2990 int err;
2991 struct shortname_table *name;
2992
2993 card = snd_card_new(index, id, THIS_MODULE, 0);
2994 if (card == NULL)
2995 return -ENOMEM;
2996
2997 if (spdif_aclink < 0)
2998 spdif_aclink = check_default_spdif_aclink(pci);
2999
3000 strcpy(card->driver, "ICH");
3001 if (!spdif_aclink) {
3002 switch (pci_id->driver_data) {
3003 case DEVICE_NFORCE:
3004 strcpy(card->driver, "NFORCE");
3005 break;
3006 case DEVICE_INTEL_ICH4:
3007 strcpy(card->driver, "ICH4");
3008 }
3009 }
3010
3011 strcpy(card->shortname, "Intel ICH");
3012 for (name = shortnames; name->id; name++) {
3013 if (pci->device == name->id) {
3014 strcpy(card->shortname, name->s);
3015 break;
3016 }
3017 }
3018
3019 if (buggy_irq < 0) {
3020 /* some Nforce[2] and ICH boards have problems with IRQ handling.
3021 * Needs to return IRQ_HANDLED for unknown irqs.
3022 */
3023 if (pci_id->driver_data == DEVICE_NFORCE)
3024 buggy_irq = 1;
3025 else
3026 buggy_irq = 0;
3027 }
3028
3029 if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data,
3030 &chip)) < 0) {
3031 snd_card_free(card);
3032 return err;
3033 }
3034 card->private_data = chip;
3035
3036 if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) {
3037 snd_card_free(card);
3038 return err;
3039 }
3040 if ((err = snd_intel8x0_pcm(chip)) < 0) {
3041 snd_card_free(card);
3042 return err;
3043 }
3044
3045 snd_intel8x0_proc_init(chip);
3046
3047 snprintf(card->longname, sizeof(card->longname),
3048 "%s with %s at irq %i", card->shortname,
3049 snd_ac97_get_short_name(chip->ac97[0]), chip->irq);
3050
3051 if (! ac97_clock)
3052 intel8x0_measure_ac97_clock(chip);
3053
3054 if ((err = snd_card_register(card)) < 0) {
3055 snd_card_free(card);
3056 return err;
3057 }
3058 pci_set_drvdata(pci, card);
3059 return 0;
3060 }
3061
3062 static void __devexit snd_intel8x0_remove(struct pci_dev *pci)
3063 {
3064 snd_card_free(pci_get_drvdata(pci));
3065 pci_set_drvdata(pci, NULL);
3066 }
3067
3068 static struct pci_driver driver = {
3069 .name = "Intel ICH",
3070 .id_table = snd_intel8x0_ids,
3071 .probe = snd_intel8x0_probe,
3072 .remove = __devexit_p(snd_intel8x0_remove),
3073 #ifdef CONFIG_PM
3074 .suspend = intel8x0_suspend,
3075 .resume = intel8x0_resume,
3076 #endif
3077 };
3078
3079
3080 static int __init alsa_card_intel8x0_init(void)
3081 {
3082 return pci_register_driver(&driver);
3083 }
3084
3085 static void __exit alsa_card_intel8x0_exit(void)
3086 {
3087 pci_unregister_driver(&driver);
3088 }
3089
3090 module_init(alsa_card_intel8x0_init)
3091 module_exit(alsa_card_intel8x0_exit)
Linux with added FPC-III support