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mtd: SC520CDP should depend on MTD_CONCAT
[linux-2.6/verdex.git] / sound / pci / maestro3.c
blob9c90d901e6b98e99728fd39b051fa9e8a3d32f3f
1 /*
2 * Driver for ESS Maestro3/Allegro (ES1988) soundcards.
3 * Copyright (c) 2000 by Zach Brown <zab@zabbo.net>
4 * Takashi Iwai <tiwai@suse.de>
5 *
6 * Most of the hardware init stuffs are based on maestro3 driver for
7 * OSS/Free by Zach Brown. Many thanks to Zach!
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 *
23 *
24 * ChangeLog:
25 * Aug. 27, 2001
26 * - Fixed deadlock on capture
27 * - Added Canyon3D-2 support by Rob Riggs <rob@pangalactic.org>
28 *
29 */
30
31 #define CARD_NAME "ESS Maestro3/Allegro/Canyon3D-2"
32 #define DRIVER_NAME "Maestro3"
33
34 #include <sound/driver.h>
35 #include <asm/io.h>
36 #include <linux/delay.h>
37 #include <linux/interrupt.h>
38 #include <linux/init.h>
39 #include <linux/pci.h>
40 #include <linux/dma-mapping.h>
41 #include <linux/slab.h>
42 #include <linux/vmalloc.h>
43 #include <linux/moduleparam.h>
44 #include <linux/dma-mapping.h>
45 #include <sound/core.h>
46 #include <sound/info.h>
47 #include <sound/control.h>
48 #include <sound/pcm.h>
49 #include <sound/mpu401.h>
50 #include <sound/ac97_codec.h>
51 #include <sound/initval.h>
52
53 MODULE_AUTHOR("Zach Brown <zab@zabbo.net>, Takashi Iwai <tiwai@suse.de>");
54 MODULE_DESCRIPTION("ESS Maestro3 PCI");
55 MODULE_LICENSE("GPL");
56 MODULE_SUPPORTED_DEVICE("{{ESS,Maestro3 PCI},"
57 "{ESS,ES1988},"
58 "{ESS,Allegro PCI},"
59 "{ESS,Allegro-1 PCI},"
60 "{ESS,Canyon3D-2/LE PCI}}");
61
62 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
63 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
64 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* all enabled */
65 static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
66 static int amp_gpio[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
67
68 module_param_array(index, int, NULL, 0444);
69 MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
70 module_param_array(id, charp, NULL, 0444);
71 MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
72 module_param_array(enable, bool, NULL, 0444);
73 MODULE_PARM_DESC(enable, "Enable this soundcard.");
74 module_param_array(external_amp, bool, NULL, 0444);
75 MODULE_PARM_DESC(external_amp, "Enable external amp for " CARD_NAME " soundcard.");
76 module_param_array(amp_gpio, int, NULL, 0444);
77 MODULE_PARM_DESC(amp_gpio, "GPIO pin number for external amp. (default = -1)");
78
79 #define MAX_PLAYBACKS 2
80 #define MAX_CAPTURES 1
81 #define NR_DSPS (MAX_PLAYBACKS + MAX_CAPTURES)
82
83
84 /*
85 * maestro3 registers
86 */
87
88 /* Allegro PCI configuration registers */
89 #define PCI_LEGACY_AUDIO_CTRL 0x40
90 #define SOUND_BLASTER_ENABLE 0x00000001
91 #define FM_SYNTHESIS_ENABLE 0x00000002
92 #define GAME_PORT_ENABLE 0x00000004
93 #define MPU401_IO_ENABLE 0x00000008
94 #define MPU401_IRQ_ENABLE 0x00000010
95 #define ALIAS_10BIT_IO 0x00000020
96 #define SB_DMA_MASK 0x000000C0
97 #define SB_DMA_0 0x00000040
98 #define SB_DMA_1 0x00000040
99 #define SB_DMA_R 0x00000080
100 #define SB_DMA_3 0x000000C0
101 #define SB_IRQ_MASK 0x00000700
102 #define SB_IRQ_5 0x00000000
103 #define SB_IRQ_7 0x00000100
104 #define SB_IRQ_9 0x00000200
105 #define SB_IRQ_10 0x00000300
106 #define MIDI_IRQ_MASK 0x00003800
107 #define SERIAL_IRQ_ENABLE 0x00004000
108 #define DISABLE_LEGACY 0x00008000
109
110 #define PCI_ALLEGRO_CONFIG 0x50
111 #define SB_ADDR_240 0x00000004
112 #define MPU_ADDR_MASK 0x00000018
113 #define MPU_ADDR_330 0x00000000
114 #define MPU_ADDR_300 0x00000008
115 #define MPU_ADDR_320 0x00000010
116 #define MPU_ADDR_340 0x00000018
117 #define USE_PCI_TIMING 0x00000040
118 #define POSTED_WRITE_ENABLE 0x00000080
119 #define DMA_POLICY_MASK 0x00000700
120 #define DMA_DDMA 0x00000000
121 #define DMA_TDMA 0x00000100
122 #define DMA_PCPCI 0x00000200
123 #define DMA_WBDMA16 0x00000400
124 #define DMA_WBDMA4 0x00000500
125 #define DMA_WBDMA2 0x00000600
126 #define DMA_WBDMA1 0x00000700
127 #define DMA_SAFE_GUARD 0x00000800
128 #define HI_PERF_GP_ENABLE 0x00001000
129 #define PIC_SNOOP_MODE_0 0x00002000
130 #define PIC_SNOOP_MODE_1 0x00004000
131 #define SOUNDBLASTER_IRQ_MASK 0x00008000
132 #define RING_IN_ENABLE 0x00010000
133 #define SPDIF_TEST_MODE 0x00020000
134 #define CLK_MULT_MODE_SELECT_2 0x00040000
135 #define EEPROM_WRITE_ENABLE 0x00080000
136 #define CODEC_DIR_IN 0x00100000
137 #define HV_BUTTON_FROM_GD 0x00200000
138 #define REDUCED_DEBOUNCE 0x00400000
139 #define HV_CTRL_ENABLE 0x00800000
140 #define SPDIF_ENABLE 0x01000000
141 #define CLK_DIV_SELECT 0x06000000
142 #define CLK_DIV_BY_48 0x00000000
143 #define CLK_DIV_BY_49 0x02000000
144 #define CLK_DIV_BY_50 0x04000000
145 #define CLK_DIV_RESERVED 0x06000000
146 #define PM_CTRL_ENABLE 0x08000000
147 #define CLK_MULT_MODE_SELECT 0x30000000
148 #define CLK_MULT_MODE_SHIFT 28
149 #define CLK_MULT_MODE_0 0x00000000
150 #define CLK_MULT_MODE_1 0x10000000
151 #define CLK_MULT_MODE_2 0x20000000
152 #define CLK_MULT_MODE_3 0x30000000
153 #define INT_CLK_SELECT 0x40000000
154 #define INT_CLK_MULT_RESET 0x80000000
155
156 /* M3 */
157 #define INT_CLK_SRC_NOT_PCI 0x00100000
158 #define INT_CLK_MULT_ENABLE 0x80000000
159
160 #define PCI_ACPI_CONTROL 0x54
161 #define PCI_ACPI_D0 0x00000000
162 #define PCI_ACPI_D1 0xB4F70000
163 #define PCI_ACPI_D2 0xB4F7B4F7
164
165 #define PCI_USER_CONFIG 0x58
166 #define EXT_PCI_MASTER_ENABLE 0x00000001
167 #define SPDIF_OUT_SELECT 0x00000002
168 #define TEST_PIN_DIR_CTRL 0x00000004
169 #define AC97_CODEC_TEST 0x00000020
170 #define TRI_STATE_BUFFER 0x00000080
171 #define IN_CLK_12MHZ_SELECT 0x00000100
172 #define MULTI_FUNC_DISABLE 0x00000200
173 #define EXT_MASTER_PAIR_SEL 0x00000400
174 #define PCI_MASTER_SUPPORT 0x00000800
175 #define STOP_CLOCK_ENABLE 0x00001000
176 #define EAPD_DRIVE_ENABLE 0x00002000
177 #define REQ_TRI_STATE_ENABLE 0x00004000
178 #define REQ_LOW_ENABLE 0x00008000
179 #define MIDI_1_ENABLE 0x00010000
180 #define MIDI_2_ENABLE 0x00020000
181 #define SB_AUDIO_SYNC 0x00040000
182 #define HV_CTRL_TEST 0x00100000
183 #define SOUNDBLASTER_TEST 0x00400000
184
185 #define PCI_USER_CONFIG_C 0x5C
186
187 #define PCI_DDMA_CTRL 0x60
188 #define DDMA_ENABLE 0x00000001
189
190
191 /* Allegro registers */
192 #define HOST_INT_CTRL 0x18
193 #define SB_INT_ENABLE 0x0001
194 #define MPU401_INT_ENABLE 0x0002
195 #define ASSP_INT_ENABLE 0x0010
196 #define RING_INT_ENABLE 0x0020
197 #define HV_INT_ENABLE 0x0040
198 #define CLKRUN_GEN_ENABLE 0x0100
199 #define HV_CTRL_TO_PME 0x0400
200 #define SOFTWARE_RESET_ENABLE 0x8000
201
202 /*
203 * should be using the above defines, probably.
204 */
205 #define REGB_ENABLE_RESET 0x01
206 #define REGB_STOP_CLOCK 0x10
207
208 #define HOST_INT_STATUS 0x1A
209 #define SB_INT_PENDING 0x01
210 #define MPU401_INT_PENDING 0x02
211 #define ASSP_INT_PENDING 0x10
212 #define RING_INT_PENDING 0x20
213 #define HV_INT_PENDING 0x40
214
215 #define HARDWARE_VOL_CTRL 0x1B
216 #define SHADOW_MIX_REG_VOICE 0x1C
217 #define HW_VOL_COUNTER_VOICE 0x1D
218 #define SHADOW_MIX_REG_MASTER 0x1E
219 #define HW_VOL_COUNTER_MASTER 0x1F
220
221 #define CODEC_COMMAND 0x30
222 #define CODEC_READ_B 0x80
223
224 #define CODEC_STATUS 0x30
225 #define CODEC_BUSY_B 0x01
226
227 #define CODEC_DATA 0x32
228
229 #define RING_BUS_CTRL_A 0x36
230 #define RAC_PME_ENABLE 0x0100
231 #define RAC_SDFS_ENABLE 0x0200
232 #define LAC_PME_ENABLE 0x0400
233 #define LAC_SDFS_ENABLE 0x0800
234 #define SERIAL_AC_LINK_ENABLE 0x1000
235 #define IO_SRAM_ENABLE 0x2000
236 #define IIS_INPUT_ENABLE 0x8000
237
238 #define RING_BUS_CTRL_B 0x38
239 #define SECOND_CODEC_ID_MASK 0x0003
240 #define SPDIF_FUNC_ENABLE 0x0010
241 #define SECOND_AC_ENABLE 0x0020
242 #define SB_MODULE_INTF_ENABLE 0x0040
243 #define SSPE_ENABLE 0x0040
244 #define M3I_DOCK_ENABLE 0x0080
245
246 #define SDO_OUT_DEST_CTRL 0x3A
247 #define COMMAND_ADDR_OUT 0x0003
248 #define PCM_LR_OUT_LOCAL 0x0000
249 #define PCM_LR_OUT_REMOTE 0x0004
250 #define PCM_LR_OUT_MUTE 0x0008
251 #define PCM_LR_OUT_BOTH 0x000C
252 #define LINE1_DAC_OUT_LOCAL 0x0000
253 #define LINE1_DAC_OUT_REMOTE 0x0010
254 #define LINE1_DAC_OUT_MUTE 0x0020
255 #define LINE1_DAC_OUT_BOTH 0x0030
256 #define PCM_CLS_OUT_LOCAL 0x0000
257 #define PCM_CLS_OUT_REMOTE 0x0040
258 #define PCM_CLS_OUT_MUTE 0x0080
259 #define PCM_CLS_OUT_BOTH 0x00C0
260 #define PCM_RLF_OUT_LOCAL 0x0000
261 #define PCM_RLF_OUT_REMOTE 0x0100
262 #define PCM_RLF_OUT_MUTE 0x0200
263 #define PCM_RLF_OUT_BOTH 0x0300
264 #define LINE2_DAC_OUT_LOCAL 0x0000
265 #define LINE2_DAC_OUT_REMOTE 0x0400
266 #define LINE2_DAC_OUT_MUTE 0x0800
267 #define LINE2_DAC_OUT_BOTH 0x0C00
268 #define HANDSET_OUT_LOCAL 0x0000
269 #define HANDSET_OUT_REMOTE 0x1000
270 #define HANDSET_OUT_MUTE 0x2000
271 #define HANDSET_OUT_BOTH 0x3000
272 #define IO_CTRL_OUT_LOCAL 0x0000
273 #define IO_CTRL_OUT_REMOTE 0x4000
274 #define IO_CTRL_OUT_MUTE 0x8000
275 #define IO_CTRL_OUT_BOTH 0xC000
276
277 #define SDO_IN_DEST_CTRL 0x3C
278 #define STATUS_ADDR_IN 0x0003
279 #define PCM_LR_IN_LOCAL 0x0000
280 #define PCM_LR_IN_REMOTE 0x0004
281 #define PCM_LR_RESERVED 0x0008
282 #define PCM_LR_IN_BOTH 0x000C
283 #define LINE1_ADC_IN_LOCAL 0x0000
284 #define LINE1_ADC_IN_REMOTE 0x0010
285 #define LINE1_ADC_IN_MUTE 0x0020
286 #define MIC_ADC_IN_LOCAL 0x0000
287 #define MIC_ADC_IN_REMOTE 0x0040
288 #define MIC_ADC_IN_MUTE 0x0080
289 #define LINE2_DAC_IN_LOCAL 0x0000
290 #define LINE2_DAC_IN_REMOTE 0x0400
291 #define LINE2_DAC_IN_MUTE 0x0800
292 #define HANDSET_IN_LOCAL 0x0000
293 #define HANDSET_IN_REMOTE 0x1000
294 #define HANDSET_IN_MUTE 0x2000
295 #define IO_STATUS_IN_LOCAL 0x0000
296 #define IO_STATUS_IN_REMOTE 0x4000
297
298 #define SPDIF_IN_CTRL 0x3E
299 #define SPDIF_IN_ENABLE 0x0001
300
301 #define GPIO_DATA 0x60
302 #define GPIO_DATA_MASK 0x0FFF
303 #define GPIO_HV_STATUS 0x3000
304 #define GPIO_PME_STATUS 0x4000
305
306 #define GPIO_MASK 0x64
307 #define GPIO_DIRECTION 0x68
308 #define GPO_PRIMARY_AC97 0x0001
309 #define GPI_LINEOUT_SENSE 0x0004
310 #define GPO_SECONDARY_AC97 0x0008
311 #define GPI_VOL_DOWN 0x0010
312 #define GPI_VOL_UP 0x0020
313 #define GPI_IIS_CLK 0x0040
314 #define GPI_IIS_LRCLK 0x0080
315 #define GPI_IIS_DATA 0x0100
316 #define GPI_DOCKING_STATUS 0x0100
317 #define GPI_HEADPHONE_SENSE 0x0200
318 #define GPO_EXT_AMP_SHUTDOWN 0x1000
319
320 #define GPO_EXT_AMP_M3 1 /* default m3 amp */
321 #define GPO_EXT_AMP_ALLEGRO 8 /* default allegro amp */
322
323 /* M3 */
324 #define GPO_M3_EXT_AMP_SHUTDN 0x0002
325
326 #define ASSP_INDEX_PORT 0x80
327 #define ASSP_MEMORY_PORT 0x82
328 #define ASSP_DATA_PORT 0x84
329
330 #define MPU401_DATA_PORT 0x98
331 #define MPU401_STATUS_PORT 0x99
332
333 #define CLK_MULT_DATA_PORT 0x9C
334
335 #define ASSP_CONTROL_A 0xA2
336 #define ASSP_0_WS_ENABLE 0x01
337 #define ASSP_CTRL_A_RESERVED1 0x02
338 #define ASSP_CTRL_A_RESERVED2 0x04
339 #define ASSP_CLK_49MHZ_SELECT 0x08
340 #define FAST_PLU_ENABLE 0x10
341 #define ASSP_CTRL_A_RESERVED3 0x20
342 #define DSP_CLK_36MHZ_SELECT 0x40
343
344 #define ASSP_CONTROL_B 0xA4
345 #define RESET_ASSP 0x00
346 #define RUN_ASSP 0x01
347 #define ENABLE_ASSP_CLOCK 0x00
348 #define STOP_ASSP_CLOCK 0x10
349 #define RESET_TOGGLE 0x40
350
351 #define ASSP_CONTROL_C 0xA6
352 #define ASSP_HOST_INT_ENABLE 0x01
353 #define FM_ADDR_REMAP_DISABLE 0x02
354 #define HOST_WRITE_PORT_ENABLE 0x08
355
356 #define ASSP_HOST_INT_STATUS 0xAC
357 #define DSP2HOST_REQ_PIORECORD 0x01
358 #define DSP2HOST_REQ_I2SRATE 0x02
359 #define DSP2HOST_REQ_TIMER 0x04
360
361 /* AC97 registers */
362 /* XXX fix this crap up */
363 /*#define AC97_RESET 0x00*/
364
365 #define AC97_VOL_MUTE_B 0x8000
366 #define AC97_VOL_M 0x1F
367 #define AC97_LEFT_VOL_S 8
368
369 #define AC97_MASTER_VOL 0x02
370 #define AC97_LINE_LEVEL_VOL 0x04
371 #define AC97_MASTER_MONO_VOL 0x06
372 #define AC97_PC_BEEP_VOL 0x0A
373 #define AC97_PC_BEEP_VOL_M 0x0F
374 #define AC97_SROUND_MASTER_VOL 0x38
375 #define AC97_PC_BEEP_VOL_S 1
376
377 /*#define AC97_PHONE_VOL 0x0C
378 #define AC97_MIC_VOL 0x0E*/
379 #define AC97_MIC_20DB_ENABLE 0x40
380
381 /*#define AC97_LINEIN_VOL 0x10
382 #define AC97_CD_VOL 0x12
383 #define AC97_VIDEO_VOL 0x14
384 #define AC97_AUX_VOL 0x16*/
385 #define AC97_PCM_OUT_VOL 0x18
386 /*#define AC97_RECORD_SELECT 0x1A*/
387 #define AC97_RECORD_MIC 0x00
388 #define AC97_RECORD_CD 0x01
389 #define AC97_RECORD_VIDEO 0x02
390 #define AC97_RECORD_AUX 0x03
391 #define AC97_RECORD_MONO_MUX 0x02
392 #define AC97_RECORD_DIGITAL 0x03
393 #define AC97_RECORD_LINE 0x04
394 #define AC97_RECORD_STEREO 0x05
395 #define AC97_RECORD_MONO 0x06
396 #define AC97_RECORD_PHONE 0x07
397
398 /*#define AC97_RECORD_GAIN 0x1C*/
399 #define AC97_RECORD_VOL_M 0x0F
400
401 /*#define AC97_GENERAL_PURPOSE 0x20*/
402 #define AC97_POWER_DOWN_CTRL 0x26
403 #define AC97_ADC_READY 0x0001
404 #define AC97_DAC_READY 0x0002
405 #define AC97_ANALOG_READY 0x0004
406 #define AC97_VREF_ON 0x0008
407 #define AC97_PR0 0x0100
408 #define AC97_PR1 0x0200
409 #define AC97_PR2 0x0400
410 #define AC97_PR3 0x0800
411 #define AC97_PR4 0x1000
412
413 #define AC97_RESERVED1 0x28
414
415 #define AC97_VENDOR_TEST 0x5A
416
417 #define AC97_CLOCK_DELAY 0x5C
418 #define AC97_LINEOUT_MUX_SEL 0x0001
419 #define AC97_MONO_MUX_SEL 0x0002
420 #define AC97_CLOCK_DELAY_SEL 0x1F
421 #define AC97_DAC_CDS_SHIFT 6
422 #define AC97_ADC_CDS_SHIFT 11
423
424 #define AC97_MULTI_CHANNEL_SEL 0x74
425
426 /*#define AC97_VENDOR_ID1 0x7C
427 #define AC97_VENDOR_ID2 0x7E*/
428
429 /*
430 * ASSP control regs
431 */
432 #define DSP_PORT_TIMER_COUNT 0x06
433
434 #define DSP_PORT_MEMORY_INDEX 0x80
435
436 #define DSP_PORT_MEMORY_TYPE 0x82
437 #define MEMTYPE_INTERNAL_CODE 0x0002
438 #define MEMTYPE_INTERNAL_DATA 0x0003
439 #define MEMTYPE_MASK 0x0003
440
441 #define DSP_PORT_MEMORY_DATA 0x84
442
443 #define DSP_PORT_CONTROL_REG_A 0xA2
444 #define DSP_PORT_CONTROL_REG_B 0xA4
445 #define DSP_PORT_CONTROL_REG_C 0xA6
446
447 #define REV_A_CODE_MEMORY_BEGIN 0x0000
448 #define REV_A_CODE_MEMORY_END 0x0FFF
449 #define REV_A_CODE_MEMORY_UNIT_LENGTH 0x0040
450 #define REV_A_CODE_MEMORY_LENGTH (REV_A_CODE_MEMORY_END - REV_A_CODE_MEMORY_BEGIN + 1)
451
452 #define REV_B_CODE_MEMORY_BEGIN 0x0000
453 #define REV_B_CODE_MEMORY_END 0x0BFF
454 #define REV_B_CODE_MEMORY_UNIT_LENGTH 0x0040
455 #define REV_B_CODE_MEMORY_LENGTH (REV_B_CODE_MEMORY_END - REV_B_CODE_MEMORY_BEGIN + 1)
456
457 #define REV_A_DATA_MEMORY_BEGIN 0x1000
458 #define REV_A_DATA_MEMORY_END 0x2FFF
459 #define REV_A_DATA_MEMORY_UNIT_LENGTH 0x0080
460 #define REV_A_DATA_MEMORY_LENGTH (REV_A_DATA_MEMORY_END - REV_A_DATA_MEMORY_BEGIN + 1)
461
462 #define REV_B_DATA_MEMORY_BEGIN 0x1000
463 #define REV_B_DATA_MEMORY_END 0x2BFF
464 #define REV_B_DATA_MEMORY_UNIT_LENGTH 0x0080
465 #define REV_B_DATA_MEMORY_LENGTH (REV_B_DATA_MEMORY_END - REV_B_DATA_MEMORY_BEGIN + 1)
466
467
468 #define NUM_UNITS_KERNEL_CODE 16
469 #define NUM_UNITS_KERNEL_DATA 2
470
471 #define NUM_UNITS_KERNEL_CODE_WITH_HSP 16
472 #define NUM_UNITS_KERNEL_DATA_WITH_HSP 5
473
474 /*
475 * Kernel data layout
476 */
477
478 #define DP_SHIFT_COUNT 7
479
480 #define KDATA_BASE_ADDR 0x1000
481 #define KDATA_BASE_ADDR2 0x1080
482
483 #define KDATA_TASK0 (KDATA_BASE_ADDR + 0x0000)
484 #define KDATA_TASK1 (KDATA_BASE_ADDR + 0x0001)
485 #define KDATA_TASK2 (KDATA_BASE_ADDR + 0x0002)
486 #define KDATA_TASK3 (KDATA_BASE_ADDR + 0x0003)
487 #define KDATA_TASK4 (KDATA_BASE_ADDR + 0x0004)
488 #define KDATA_TASK5 (KDATA_BASE_ADDR + 0x0005)
489 #define KDATA_TASK6 (KDATA_BASE_ADDR + 0x0006)
490 #define KDATA_TASK7 (KDATA_BASE_ADDR + 0x0007)
491 #define KDATA_TASK_ENDMARK (KDATA_BASE_ADDR + 0x0008)
492
493 #define KDATA_CURRENT_TASK (KDATA_BASE_ADDR + 0x0009)
494 #define KDATA_TASK_SWITCH (KDATA_BASE_ADDR + 0x000A)
495
496 #define KDATA_INSTANCE0_POS3D (KDATA_BASE_ADDR + 0x000B)
497 #define KDATA_INSTANCE1_POS3D (KDATA_BASE_ADDR + 0x000C)
498 #define KDATA_INSTANCE2_POS3D (KDATA_BASE_ADDR + 0x000D)
499 #define KDATA_INSTANCE3_POS3D (KDATA_BASE_ADDR + 0x000E)
500 #define KDATA_INSTANCE4_POS3D (KDATA_BASE_ADDR + 0x000F)
501 #define KDATA_INSTANCE5_POS3D (KDATA_BASE_ADDR + 0x0010)
502 #define KDATA_INSTANCE6_POS3D (KDATA_BASE_ADDR + 0x0011)
503 #define KDATA_INSTANCE7_POS3D (KDATA_BASE_ADDR + 0x0012)
504 #define KDATA_INSTANCE8_POS3D (KDATA_BASE_ADDR + 0x0013)
505 #define KDATA_INSTANCE_POS3D_ENDMARK (KDATA_BASE_ADDR + 0x0014)
506
507 #define KDATA_INSTANCE0_SPKVIRT (KDATA_BASE_ADDR + 0x0015)
508 #define KDATA_INSTANCE_SPKVIRT_ENDMARK (KDATA_BASE_ADDR + 0x0016)
509
510 #define KDATA_INSTANCE0_SPDIF (KDATA_BASE_ADDR + 0x0017)
511 #define KDATA_INSTANCE_SPDIF_ENDMARK (KDATA_BASE_ADDR + 0x0018)
512
513 #define KDATA_INSTANCE0_MODEM (KDATA_BASE_ADDR + 0x0019)
514 #define KDATA_INSTANCE_MODEM_ENDMARK (KDATA_BASE_ADDR + 0x001A)
515
516 #define KDATA_INSTANCE0_SRC (KDATA_BASE_ADDR + 0x001B)
517 #define KDATA_INSTANCE1_SRC (KDATA_BASE_ADDR + 0x001C)
518 #define KDATA_INSTANCE_SRC_ENDMARK (KDATA_BASE_ADDR + 0x001D)
519
520 #define KDATA_INSTANCE0_MINISRC (KDATA_BASE_ADDR + 0x001E)
521 #define KDATA_INSTANCE1_MINISRC (KDATA_BASE_ADDR + 0x001F)
522 #define KDATA_INSTANCE2_MINISRC (KDATA_BASE_ADDR + 0x0020)
523 #define KDATA_INSTANCE3_MINISRC (KDATA_BASE_ADDR + 0x0021)
524 #define KDATA_INSTANCE_MINISRC_ENDMARK (KDATA_BASE_ADDR + 0x0022)
525
526 #define KDATA_INSTANCE0_CPYTHRU (KDATA_BASE_ADDR + 0x0023)
527 #define KDATA_INSTANCE1_CPYTHRU (KDATA_BASE_ADDR + 0x0024)
528 #define KDATA_INSTANCE_CPYTHRU_ENDMARK (KDATA_BASE_ADDR + 0x0025)
529
530 #define KDATA_CURRENT_DMA (KDATA_BASE_ADDR + 0x0026)
531 #define KDATA_DMA_SWITCH (KDATA_BASE_ADDR + 0x0027)
532 #define KDATA_DMA_ACTIVE (KDATA_BASE_ADDR + 0x0028)
533
534 #define KDATA_DMA_XFER0 (KDATA_BASE_ADDR + 0x0029)
535 #define KDATA_DMA_XFER1 (KDATA_BASE_ADDR + 0x002A)
536 #define KDATA_DMA_XFER2 (KDATA_BASE_ADDR + 0x002B)
537 #define KDATA_DMA_XFER3 (KDATA_BASE_ADDR + 0x002C)
538 #define KDATA_DMA_XFER4 (KDATA_BASE_ADDR + 0x002D)
539 #define KDATA_DMA_XFER5 (KDATA_BASE_ADDR + 0x002E)
540 #define KDATA_DMA_XFER6 (KDATA_BASE_ADDR + 0x002F)
541 #define KDATA_DMA_XFER7 (KDATA_BASE_ADDR + 0x0030)
542 #define KDATA_DMA_XFER8 (KDATA_BASE_ADDR + 0x0031)
543 #define KDATA_DMA_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0032)
544
545 #define KDATA_I2S_SAMPLE_COUNT (KDATA_BASE_ADDR + 0x0033)
546 #define KDATA_I2S_INT_METER (KDATA_BASE_ADDR + 0x0034)
547 #define KDATA_I2S_ACTIVE (KDATA_BASE_ADDR + 0x0035)
548
549 #define KDATA_TIMER_COUNT_RELOAD (KDATA_BASE_ADDR + 0x0036)
550 #define KDATA_TIMER_COUNT_CURRENT (KDATA_BASE_ADDR + 0x0037)
551
552 #define KDATA_HALT_SYNCH_CLIENT (KDATA_BASE_ADDR + 0x0038)
553 #define KDATA_HALT_SYNCH_DMA (KDATA_BASE_ADDR + 0x0039)
554 #define KDATA_HALT_ACKNOWLEDGE (KDATA_BASE_ADDR + 0x003A)
555
556 #define KDATA_ADC1_XFER0 (KDATA_BASE_ADDR + 0x003B)
557 #define KDATA_ADC1_XFER_ENDMARK (KDATA_BASE_ADDR + 0x003C)
558 #define KDATA_ADC1_LEFT_VOLUME (KDATA_BASE_ADDR + 0x003D)
559 #define KDATA_ADC1_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x003E)
560 #define KDATA_ADC1_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x003F)
561 #define KDATA_ADC1_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0040)
562
563 #define KDATA_ADC2_XFER0 (KDATA_BASE_ADDR + 0x0041)
564 #define KDATA_ADC2_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0042)
565 #define KDATA_ADC2_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0043)
566 #define KDATA_ADC2_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x0044)
567 #define KDATA_ADC2_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x0045)
568 #define KDATA_ADC2_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0046)
569
570 #define KDATA_CD_XFER0 (KDATA_BASE_ADDR + 0x0047)
571 #define KDATA_CD_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0048)
572 #define KDATA_CD_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0049)
573 #define KDATA_CD_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x004A)
574 #define KDATA_CD_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x004B)
575 #define KDATA_CD_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x004C)
576
577 #define KDATA_MIC_XFER0 (KDATA_BASE_ADDR + 0x004D)
578 #define KDATA_MIC_XFER_ENDMARK (KDATA_BASE_ADDR + 0x004E)
579 #define KDATA_MIC_VOLUME (KDATA_BASE_ADDR + 0x004F)
580 #define KDATA_MIC_SUR_VOL (KDATA_BASE_ADDR + 0x0050)
581
582 #define KDATA_I2S_XFER0 (KDATA_BASE_ADDR + 0x0051)
583 #define KDATA_I2S_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0052)
584
585 #define KDATA_CHI_XFER0 (KDATA_BASE_ADDR + 0x0053)
586 #define KDATA_CHI_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0054)
587
588 #define KDATA_SPDIF_XFER (KDATA_BASE_ADDR + 0x0055)
589 #define KDATA_SPDIF_CURRENT_FRAME (KDATA_BASE_ADDR + 0x0056)
590 #define KDATA_SPDIF_FRAME0 (KDATA_BASE_ADDR + 0x0057)
591 #define KDATA_SPDIF_FRAME1 (KDATA_BASE_ADDR + 0x0058)
592 #define KDATA_SPDIF_FRAME2 (KDATA_BASE_ADDR + 0x0059)
593
594 #define KDATA_SPDIF_REQUEST (KDATA_BASE_ADDR + 0x005A)
595 #define KDATA_SPDIF_TEMP (KDATA_BASE_ADDR + 0x005B)
596
597 #define KDATA_SPDIFIN_XFER0 (KDATA_BASE_ADDR + 0x005C)
598 #define KDATA_SPDIFIN_XFER_ENDMARK (KDATA_BASE_ADDR + 0x005D)
599 #define KDATA_SPDIFIN_INT_METER (KDATA_BASE_ADDR + 0x005E)
600
601 #define KDATA_DSP_RESET_COUNT (KDATA_BASE_ADDR + 0x005F)
602 #define KDATA_DEBUG_OUTPUT (KDATA_BASE_ADDR + 0x0060)
603
604 #define KDATA_KERNEL_ISR_LIST (KDATA_BASE_ADDR + 0x0061)
605
606 #define KDATA_KERNEL_ISR_CBSR1 (KDATA_BASE_ADDR + 0x0062)
607 #define KDATA_KERNEL_ISR_CBER1 (KDATA_BASE_ADDR + 0x0063)
608 #define KDATA_KERNEL_ISR_CBCR (KDATA_BASE_ADDR + 0x0064)
609 #define KDATA_KERNEL_ISR_AR0 (KDATA_BASE_ADDR + 0x0065)
610 #define KDATA_KERNEL_ISR_AR1 (KDATA_BASE_ADDR + 0x0066)
611 #define KDATA_KERNEL_ISR_AR2 (KDATA_BASE_ADDR + 0x0067)
612 #define KDATA_KERNEL_ISR_AR3 (KDATA_BASE_ADDR + 0x0068)
613 #define KDATA_KERNEL_ISR_AR4 (KDATA_BASE_ADDR + 0x0069)
614 #define KDATA_KERNEL_ISR_AR5 (KDATA_BASE_ADDR + 0x006A)
615 #define KDATA_KERNEL_ISR_BRCR (KDATA_BASE_ADDR + 0x006B)
616 #define KDATA_KERNEL_ISR_PASR (KDATA_BASE_ADDR + 0x006C)
617 #define KDATA_KERNEL_ISR_PAER (KDATA_BASE_ADDR + 0x006D)
618
619 #define KDATA_CLIENT_SCRATCH0 (KDATA_BASE_ADDR + 0x006E)
620 #define KDATA_CLIENT_SCRATCH1 (KDATA_BASE_ADDR + 0x006F)
621 #define KDATA_KERNEL_SCRATCH (KDATA_BASE_ADDR + 0x0070)
622 #define KDATA_KERNEL_ISR_SCRATCH (KDATA_BASE_ADDR + 0x0071)
623
624 #define KDATA_OUEUE_LEFT (KDATA_BASE_ADDR + 0x0072)
625 #define KDATA_QUEUE_RIGHT (KDATA_BASE_ADDR + 0x0073)
626
627 #define KDATA_ADC1_REQUEST (KDATA_BASE_ADDR + 0x0074)
628 #define KDATA_ADC2_REQUEST (KDATA_BASE_ADDR + 0x0075)
629 #define KDATA_CD_REQUEST (KDATA_BASE_ADDR + 0x0076)
630 #define KDATA_MIC_REQUEST (KDATA_BASE_ADDR + 0x0077)
631
632 #define KDATA_ADC1_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0078)
633 #define KDATA_ADC2_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0079)
634 #define KDATA_CD_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007A)
635 #define KDATA_MIC_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007B)
636 #define KDATA_MIC_SYNC_COUNTER (KDATA_BASE_ADDR + 0x007C)
637
638 /*
639 * second 'segment' (?) reserved for mixer
640 * buffers..
641 */
642
643 #define KDATA_MIXER_WORD0 (KDATA_BASE_ADDR2 + 0x0000)
644 #define KDATA_MIXER_WORD1 (KDATA_BASE_ADDR2 + 0x0001)
645 #define KDATA_MIXER_WORD2 (KDATA_BASE_ADDR2 + 0x0002)
646 #define KDATA_MIXER_WORD3 (KDATA_BASE_ADDR2 + 0x0003)
647 #define KDATA_MIXER_WORD4 (KDATA_BASE_ADDR2 + 0x0004)
648 #define KDATA_MIXER_WORD5 (KDATA_BASE_ADDR2 + 0x0005)
649 #define KDATA_MIXER_WORD6 (KDATA_BASE_ADDR2 + 0x0006)
650 #define KDATA_MIXER_WORD7 (KDATA_BASE_ADDR2 + 0x0007)
651 #define KDATA_MIXER_WORD8 (KDATA_BASE_ADDR2 + 0x0008)
652 #define KDATA_MIXER_WORD9 (KDATA_BASE_ADDR2 + 0x0009)
653 #define KDATA_MIXER_WORDA (KDATA_BASE_ADDR2 + 0x000A)
654 #define KDATA_MIXER_WORDB (KDATA_BASE_ADDR2 + 0x000B)
655 #define KDATA_MIXER_WORDC (KDATA_BASE_ADDR2 + 0x000C)
656 #define KDATA_MIXER_WORDD (KDATA_BASE_ADDR2 + 0x000D)
657 #define KDATA_MIXER_WORDE (KDATA_BASE_ADDR2 + 0x000E)
658 #define KDATA_MIXER_WORDF (KDATA_BASE_ADDR2 + 0x000F)
659
660 #define KDATA_MIXER_XFER0 (KDATA_BASE_ADDR2 + 0x0010)
661 #define KDATA_MIXER_XFER1 (KDATA_BASE_ADDR2 + 0x0011)
662 #define KDATA_MIXER_XFER2 (KDATA_BASE_ADDR2 + 0x0012)
663 #define KDATA_MIXER_XFER3 (KDATA_BASE_ADDR2 + 0x0013)
664 #define KDATA_MIXER_XFER4 (KDATA_BASE_ADDR2 + 0x0014)
665 #define KDATA_MIXER_XFER5 (KDATA_BASE_ADDR2 + 0x0015)
666 #define KDATA_MIXER_XFER6 (KDATA_BASE_ADDR2 + 0x0016)
667 #define KDATA_MIXER_XFER7 (KDATA_BASE_ADDR2 + 0x0017)
668 #define KDATA_MIXER_XFER8 (KDATA_BASE_ADDR2 + 0x0018)
669 #define KDATA_MIXER_XFER9 (KDATA_BASE_ADDR2 + 0x0019)
670 #define KDATA_MIXER_XFER_ENDMARK (KDATA_BASE_ADDR2 + 0x001A)
671
672 #define KDATA_MIXER_TASK_NUMBER (KDATA_BASE_ADDR2 + 0x001B)
673 #define KDATA_CURRENT_MIXER (KDATA_BASE_ADDR2 + 0x001C)
674 #define KDATA_MIXER_ACTIVE (KDATA_BASE_ADDR2 + 0x001D)
675 #define KDATA_MIXER_BANK_STATUS (KDATA_BASE_ADDR2 + 0x001E)
676 #define KDATA_DAC_LEFT_VOLUME (KDATA_BASE_ADDR2 + 0x001F)
677 #define KDATA_DAC_RIGHT_VOLUME (KDATA_BASE_ADDR2 + 0x0020)
678
679 #define MAX_INSTANCE_MINISRC (KDATA_INSTANCE_MINISRC_ENDMARK - KDATA_INSTANCE0_MINISRC)
680 #define MAX_VIRTUAL_DMA_CHANNELS (KDATA_DMA_XFER_ENDMARK - KDATA_DMA_XFER0)
681 #define MAX_VIRTUAL_MIXER_CHANNELS (KDATA_MIXER_XFER_ENDMARK - KDATA_MIXER_XFER0)
682 #define MAX_VIRTUAL_ADC1_CHANNELS (KDATA_ADC1_XFER_ENDMARK - KDATA_ADC1_XFER0)
683
684 /*
685 * client data area offsets
686 */
687 #define CDATA_INSTANCE_READY 0x00
688
689 #define CDATA_HOST_SRC_ADDRL 0x01
690 #define CDATA_HOST_SRC_ADDRH 0x02
691 #define CDATA_HOST_SRC_END_PLUS_1L 0x03
692 #define CDATA_HOST_SRC_END_PLUS_1H 0x04
693 #define CDATA_HOST_SRC_CURRENTL 0x05
694 #define CDATA_HOST_SRC_CURRENTH 0x06
695
696 #define CDATA_IN_BUF_CONNECT 0x07
697 #define CDATA_OUT_BUF_CONNECT 0x08
698
699 #define CDATA_IN_BUF_BEGIN 0x09
700 #define CDATA_IN_BUF_END_PLUS_1 0x0A
701 #define CDATA_IN_BUF_HEAD 0x0B
702 #define CDATA_IN_BUF_TAIL 0x0C
703 #define CDATA_OUT_BUF_BEGIN 0x0D
704 #define CDATA_OUT_BUF_END_PLUS_1 0x0E
705 #define CDATA_OUT_BUF_HEAD 0x0F
706 #define CDATA_OUT_BUF_TAIL 0x10
707
708 #define CDATA_DMA_CONTROL 0x11
709 #define CDATA_RESERVED 0x12
710
711 #define CDATA_FREQUENCY 0x13
712 #define CDATA_LEFT_VOLUME 0x14
713 #define CDATA_RIGHT_VOLUME 0x15
714 #define CDATA_LEFT_SUR_VOL 0x16
715 #define CDATA_RIGHT_SUR_VOL 0x17
716
717 #define CDATA_HEADER_LEN 0x18
718
719 #define SRC3_DIRECTION_OFFSET CDATA_HEADER_LEN
720 #define SRC3_MODE_OFFSET (CDATA_HEADER_LEN + 1)
721 #define SRC3_WORD_LENGTH_OFFSET (CDATA_HEADER_LEN + 2)
722 #define SRC3_PARAMETER_OFFSET (CDATA_HEADER_LEN + 3)
723 #define SRC3_COEFF_ADDR_OFFSET (CDATA_HEADER_LEN + 8)
724 #define SRC3_FILTAP_ADDR_OFFSET (CDATA_HEADER_LEN + 10)
725 #define SRC3_TEMP_INBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 16)
726 #define SRC3_TEMP_OUTBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 17)
727
728 #define MINISRC_IN_BUFFER_SIZE ( 0x50 * 2 )
729 #define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
730 #define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
731 #define MINISRC_TMP_BUFFER_SIZE ( 112 + ( MINISRC_BIQUAD_STAGE * 3 + 4 ) * 2 * 2 )
732 #define MINISRC_BIQUAD_STAGE 2
733 #define MINISRC_COEF_LOC 0x175
734
735 #define DMACONTROL_BLOCK_MASK 0x000F
736 #define DMAC_BLOCK0_SELECTOR 0x0000
737 #define DMAC_BLOCK1_SELECTOR 0x0001
738 #define DMAC_BLOCK2_SELECTOR 0x0002
739 #define DMAC_BLOCK3_SELECTOR 0x0003
740 #define DMAC_BLOCK4_SELECTOR 0x0004
741 #define DMAC_BLOCK5_SELECTOR 0x0005
742 #define DMAC_BLOCK6_SELECTOR 0x0006
743 #define DMAC_BLOCK7_SELECTOR 0x0007
744 #define DMAC_BLOCK8_SELECTOR 0x0008
745 #define DMAC_BLOCK9_SELECTOR 0x0009
746 #define DMAC_BLOCKA_SELECTOR 0x000A
747 #define DMAC_BLOCKB_SELECTOR 0x000B
748 #define DMAC_BLOCKC_SELECTOR 0x000C
749 #define DMAC_BLOCKD_SELECTOR 0x000D
750 #define DMAC_BLOCKE_SELECTOR 0x000E
751 #define DMAC_BLOCKF_SELECTOR 0x000F
752 #define DMACONTROL_PAGE_MASK 0x00F0
753 #define DMAC_PAGE0_SELECTOR 0x0030
754 #define DMAC_PAGE1_SELECTOR 0x0020
755 #define DMAC_PAGE2_SELECTOR 0x0010
756 #define DMAC_PAGE3_SELECTOR 0x0000
757 #define DMACONTROL_AUTOREPEAT 0x1000
758 #define DMACONTROL_STOPPED 0x2000
759 #define DMACONTROL_DIRECTION 0x0100
760
761 /*
762 * an arbitrary volume we set the internal
763 * volume settings to so that the ac97 volume
764 * range is a little less insane. 0x7fff is
765 * max.
766 */
767 #define ARB_VOLUME ( 0x6800 )
768
769 /*
770 */
771
772 /* quirk lists */
773 struct m3_quirk {
774 const char *name; /* device name */
775 u16 vendor, device; /* subsystem ids */
776 int amp_gpio; /* gpio pin # for external amp, -1 = default */
777 int irda_workaround; /* non-zero if avoid to touch 0x10 on GPIO_DIRECTION
778 (e.g. for IrDA on Dell Inspirons) */
779 };
780
781 struct m3_hv_quirk {
782 u16 vendor, device, subsystem_vendor, subsystem_device;
783 u32 config; /* ALLEGRO_CONFIG hardware volume bits */
784 int is_omnibook; /* Do HP OmniBook GPIO magic? */
785 };
786
787 struct m3_list {
788 int curlen;
789 int mem_addr;
790 int max;
791 };
792
793 struct m3_dma {
794
795 int number;
796 struct snd_pcm_substream *substream;
797
798 struct assp_instance {
799 unsigned short code, data;
800 } inst;
801
802 int running;
803 int opened;
804
805 unsigned long buffer_addr;
806 int dma_size;
807 int period_size;
808 unsigned int hwptr;
809 int count;
810
811 int index[3];
812 struct m3_list *index_list[3];
813
814 int in_lists;
815
816 struct list_head list;
817
818 };
819
820 struct snd_m3 {
821
822 struct snd_card *card;
823
824 unsigned long iobase;
825
826 int irq;
827 unsigned int allegro_flag : 1;
828
829 struct snd_ac97 *ac97;
830
831 struct snd_pcm *pcm;
832
833 struct pci_dev *pci;
834 const struct m3_quirk *quirk;
835 const struct m3_hv_quirk *hv_quirk;
836
837 int dacs_active;
838 int timer_users;
839
840 struct m3_list msrc_list;
841 struct m3_list mixer_list;
842 struct m3_list adc1_list;
843 struct m3_list dma_list;
844
845 /* for storing reset state..*/
846 u8 reset_state;
847
848 int external_amp;
849 int amp_gpio;
850
851 /* midi */
852 struct snd_rawmidi *rmidi;
853
854 /* pcm streams */
855 int num_substreams;
856 struct m3_dma *substreams;
857
858 spinlock_t reg_lock;
859 spinlock_t ac97_lock;
860
861 struct snd_kcontrol *master_switch;
862 struct snd_kcontrol *master_volume;
863 struct tasklet_struct hwvol_tq;
864
865 #ifdef CONFIG_PM
866 u16 *suspend_mem;
867 #endif
868 };
869
870 /*
871 * pci ids
872 */
873 static struct pci_device_id snd_m3_ids[] = {
874 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
875 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
876 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,
877 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
878 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2LE, PCI_ANY_ID, PCI_ANY_ID,
879 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
880 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2, PCI_ANY_ID, PCI_ANY_ID,
881 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
882 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3, PCI_ANY_ID, PCI_ANY_ID,
883 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
884 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_1, PCI_ANY_ID, PCI_ANY_ID,
885 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
886 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_HW, PCI_ANY_ID, PCI_ANY_ID,
887 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
888 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_2, PCI_ANY_ID, PCI_ANY_ID,
889 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
890 {0,},
891 };
892
893 MODULE_DEVICE_TABLE(pci, snd_m3_ids);
894
895 static const struct m3_quirk m3_quirk_list[] = {
896 /* panasonic CF-28 "toughbook" */
897 {
898 .name = "Panasonic CF-28",
899 .vendor = 0x10f7,
900 .device = 0x833e,
901 .amp_gpio = 0x0d,
902 },
903 /* panasonic CF-72 "toughbook" */
904 {
905 .name = "Panasonic CF-72",
906 .vendor = 0x10f7,
907 .device = 0x833d,
908 .amp_gpio = 0x0d,
909 },
910 /* Dell Inspiron 4000 */
911 {
912 .name = "Dell Inspiron 4000",
913 .vendor = 0x1028,
914 .device = 0x00b0,
915 .amp_gpio = -1,
916 .irda_workaround = 1,
917 },
918 /* Dell Inspiron 8000 */
919 {
920 .name = "Dell Inspiron 8000",
921 .vendor = 0x1028,
922 .device = 0x00a4,
923 .amp_gpio = -1,
924 .irda_workaround = 1,
925 },
926 /* Dell Inspiron 8100 */
927 {
928 .name = "Dell Inspiron 8100",
929 .vendor = 0x1028,
930 .device = 0x00e6,
931 .amp_gpio = -1,
932 .irda_workaround = 1,
933 },
934 /* NEC LM800J/7 */
935 {
936 .name = "NEC LM800J/7",
937 .vendor = 0x1033,
938 .device = 0x80f1,
939 .amp_gpio = 0x03,
940 },
941 /* LEGEND ZhaoYang 3100CF */
942 {
943 .name = "LEGEND ZhaoYang 3100CF",
944 .vendor = 0x1509,
945 .device = 0x1740,
946 .amp_gpio = 0x03,
947 },
948 /* END */
949 { NULL }
950 };
951
952 /* These values came from the Windows driver. */
953 static const struct m3_hv_quirk m3_hv_quirk_list[] = {
954 /* Allegro chips */
955 { 0x125D, 0x1988, 0x0E11, 0x002E, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
956 { 0x125D, 0x1988, 0x0E11, 0x0094, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
957 { 0x125D, 0x1988, 0x0E11, 0xB112, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
958 { 0x125D, 0x1988, 0x0E11, 0xB114, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
959 { 0x125D, 0x1988, 0x103C, 0x0012, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
960 { 0x125D, 0x1988, 0x103C, 0x0018, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
961 { 0x125D, 0x1988, 0x103C, 0x001C, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
962 { 0x125D, 0x1988, 0x103C, 0x001D, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
963 { 0x125D, 0x1988, 0x103C, 0x001E, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
964 { 0x125D, 0x1988, 0x107B, 0x3350, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
965 { 0x125D, 0x1988, 0x10F7, 0x8338, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
966 { 0x125D, 0x1988, 0x10F7, 0x833C, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
967 { 0x125D, 0x1988, 0x10F7, 0x833D, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
968 { 0x125D, 0x1988, 0x10F7, 0x833E, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
969 { 0x125D, 0x1988, 0x10F7, 0x833F, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
970 { 0x125D, 0x1988, 0x13BD, 0x1018, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
971 { 0x125D, 0x1988, 0x13BD, 0x1019, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
972 { 0x125D, 0x1988, 0x13BD, 0x101A, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
973 { 0x125D, 0x1988, 0x14FF, 0x0F03, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
974 { 0x125D, 0x1988, 0x14FF, 0x0F04, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
975 { 0x125D, 0x1988, 0x14FF, 0x0F05, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
976 { 0x125D, 0x1988, 0x156D, 0xB400, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
977 { 0x125D, 0x1988, 0x156D, 0xB795, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
978 { 0x125D, 0x1988, 0x156D, 0xB797, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
979 { 0x125D, 0x1988, 0x156D, 0xC700, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
980 { 0x125D, 0x1988, 0x1033, 0x80F1, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
981 { 0x125D, 0x1988, 0x103C, 0x001A, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 }, /* HP OmniBook 6100 */
982 { 0x125D, 0x1988, 0x107B, 0x340A, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
983 { 0x125D, 0x1988, 0x107B, 0x3450, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
984 { 0x125D, 0x1988, 0x109F, 0x3134, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
985 { 0x125D, 0x1988, 0x109F, 0x3161, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
986 { 0x125D, 0x1988, 0x144D, 0x3280, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
987 { 0x125D, 0x1988, 0x144D, 0x3281, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
988 { 0x125D, 0x1988, 0x144D, 0xC002, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
989 { 0x125D, 0x1988, 0x144D, 0xC003, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
990 { 0x125D, 0x1988, 0x1509, 0x1740, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
991 { 0x125D, 0x1988, 0x1610, 0x0010, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE, 0 },
992 { 0x125D, 0x1988, 0x1042, 0x1042, HV_CTRL_ENABLE, 0 },
993 { 0x125D, 0x1988, 0x107B, 0x9500, HV_CTRL_ENABLE, 0 },
994 { 0x125D, 0x1988, 0x14FF, 0x0F06, HV_CTRL_ENABLE, 0 },
995 { 0x125D, 0x1988, 0x1558, 0x8586, HV_CTRL_ENABLE, 0 },
996 { 0x125D, 0x1988, 0x161F, 0x2011, HV_CTRL_ENABLE, 0 },
997 /* Maestro3 chips */
998 { 0x125D, 0x1998, 0x103C, 0x000E, HV_CTRL_ENABLE, 0 },
999 { 0x125D, 0x1998, 0x103C, 0x0010, HV_CTRL_ENABLE, 1 }, /* HP OmniBook 6000 */
1000 { 0x125D, 0x1998, 0x103C, 0x0011, HV_CTRL_ENABLE, 1 }, /* HP OmniBook 500 */
1001 { 0x125D, 0x1998, 0x103C, 0x001B, HV_CTRL_ENABLE, 0 },
1002 { 0x125D, 0x1998, 0x104D, 0x80A6, HV_CTRL_ENABLE, 0 },
1003 { 0x125D, 0x1998, 0x104D, 0x80AA, HV_CTRL_ENABLE, 0 },
1004 { 0x125D, 0x1998, 0x107B, 0x5300, HV_CTRL_ENABLE, 0 },
1005 { 0x125D, 0x1998, 0x110A, 0x1998, HV_CTRL_ENABLE, 0 },
1006 { 0x125D, 0x1998, 0x13BD, 0x1015, HV_CTRL_ENABLE, 0 },
1007 { 0x125D, 0x1998, 0x13BD, 0x101C, HV_CTRL_ENABLE, 0 },
1008 { 0x125D, 0x1998, 0x13BD, 0x1802, HV_CTRL_ENABLE, 0 },
1009 { 0x125D, 0x1998, 0x1599, 0x0715, HV_CTRL_ENABLE, 0 },
1010 { 0x125D, 0x1998, 0x5643, 0x5643, HV_CTRL_ENABLE, 0 },
1011 { 0x125D, 0x199A, 0x144D, 0x3260, HV_CTRL_ENABLE | REDUCED_DEBOUNCE, 0 },
1012 { 0x125D, 0x199A, 0x144D, 0x3261, HV_CTRL_ENABLE | REDUCED_DEBOUNCE, 0 },
1013 { 0x125D, 0x199A, 0x144D, 0xC000, HV_CTRL_ENABLE | REDUCED_DEBOUNCE, 0 },
1014 { 0x125D, 0x199A, 0x144D, 0xC001, HV_CTRL_ENABLE | REDUCED_DEBOUNCE, 0 },
1015 { 0 }
1016 };
1017
1018 /*
1019 * lowlevel functions
1020 */
1021
1022 static inline void snd_m3_outw(struct snd_m3 *chip, u16 value, unsigned long reg)
1023 {
1024 outw(value, chip->iobase + reg);
1025 }
1026
1027 static inline u16 snd_m3_inw(struct snd_m3 *chip, unsigned long reg)
1028 {
1029 return inw(chip->iobase + reg);
1030 }
1031
1032 static inline void snd_m3_outb(struct snd_m3 *chip, u8 value, unsigned long reg)
1033 {
1034 outb(value, chip->iobase + reg);
1035 }
1036
1037 static inline u8 snd_m3_inb(struct snd_m3 *chip, unsigned long reg)
1038 {
1039 return inb(chip->iobase + reg);
1040 }
1041
1042 /*
1043 * access 16bit words to the code or data regions of the dsp's memory.
1044 * index addresses 16bit words.
1045 */
1046 static u16 snd_m3_assp_read(struct snd_m3 *chip, u16 region, u16 index)
1047 {
1048 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
1049 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
1050 return snd_m3_inw(chip, DSP_PORT_MEMORY_DATA);
1051 }
1052
1053 static void snd_m3_assp_write(struct snd_m3 *chip, u16 region, u16 index, u16 data)
1054 {
1055 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
1056 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
1057 snd_m3_outw(chip, data, DSP_PORT_MEMORY_DATA);
1058 }
1059
1060 static void snd_m3_assp_halt(struct snd_m3 *chip)
1061 {
1062 chip->reset_state = snd_m3_inb(chip, DSP_PORT_CONTROL_REG_B) & ~REGB_STOP_CLOCK;
1063 msleep(10);
1064 snd_m3_outb(chip, chip->reset_state & ~REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
1065 }
1066
1067 static void snd_m3_assp_continue(struct snd_m3 *chip)
1068 {
1069 snd_m3_outb(chip, chip->reset_state | REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
1070 }
1071
1072
1073 /*
1074 * This makes me sad. the maestro3 has lists
1075 * internally that must be packed.. 0 terminates,
1076 * apparently, or maybe all unused entries have
1077 * to be 0, the lists have static lengths set
1078 * by the binary code images.
1079 */
1080
1081 static int snd_m3_add_list(struct snd_m3 *chip, struct m3_list *list, u16 val)
1082 {
1083 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1084 list->mem_addr + list->curlen,
1085 val);
1086 return list->curlen++;
1087 }
1088
1089 static void snd_m3_remove_list(struct snd_m3 *chip, struct m3_list *list, int index)
1090 {
1091 u16 val;
1092 int lastindex = list->curlen - 1;
1093
1094 if (index != lastindex) {
1095 val = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1096 list->mem_addr + lastindex);
1097 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1098 list->mem_addr + index,
1099 val);
1100 }
1101
1102 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1103 list->mem_addr + lastindex,
1104 0);
1105
1106 list->curlen--;
1107 }
1108
1109 static void snd_m3_inc_timer_users(struct snd_m3 *chip)
1110 {
1111 chip->timer_users++;
1112 if (chip->timer_users != 1)
1113 return;
1114
1115 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1116 KDATA_TIMER_COUNT_RELOAD,
1117 240);
1118
1119 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1120 KDATA_TIMER_COUNT_CURRENT,
1121 240);
1122
1123 snd_m3_outw(chip,
1124 snd_m3_inw(chip, HOST_INT_CTRL) | CLKRUN_GEN_ENABLE,
1125 HOST_INT_CTRL);
1126 }
1127
1128 static void snd_m3_dec_timer_users(struct snd_m3 *chip)
1129 {
1130 chip->timer_users--;
1131 if (chip->timer_users > 0)
1132 return;
1133
1134 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1135 KDATA_TIMER_COUNT_RELOAD,
1136 0);
1137
1138 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1139 KDATA_TIMER_COUNT_CURRENT,
1140 0);
1141
1142 snd_m3_outw(chip,
1143 snd_m3_inw(chip, HOST_INT_CTRL) & ~CLKRUN_GEN_ENABLE,
1144 HOST_INT_CTRL);
1145 }
1146
1147 /*
1148 * start/stop
1149 */
1150
1151 /* spinlock held! */
1152 static int snd_m3_pcm_start(struct snd_m3 *chip, struct m3_dma *s,
1153 struct snd_pcm_substream *subs)
1154 {
1155 if (! s || ! subs)
1156 return -EINVAL;
1157
1158 snd_m3_inc_timer_users(chip);
1159 switch (subs->stream) {
1160 case SNDRV_PCM_STREAM_PLAYBACK:
1161 chip->dacs_active++;
1162 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1163 s->inst.data + CDATA_INSTANCE_READY, 1);
1164 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1165 KDATA_MIXER_TASK_NUMBER,
1166 chip->dacs_active);
1167 break;
1168 case SNDRV_PCM_STREAM_CAPTURE:
1169 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1170 KDATA_ADC1_REQUEST, 1);
1171 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1172 s->inst.data + CDATA_INSTANCE_READY, 1);
1173 break;
1174 }
1175 return 0;
1176 }
1177
1178 /* spinlock held! */
1179 static int snd_m3_pcm_stop(struct snd_m3 *chip, struct m3_dma *s,
1180 struct snd_pcm_substream *subs)
1181 {
1182 if (! s || ! subs)
1183 return -EINVAL;
1184
1185 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1186 s->inst.data + CDATA_INSTANCE_READY, 0);
1187 snd_m3_dec_timer_users(chip);
1188 switch (subs->stream) {
1189 case SNDRV_PCM_STREAM_PLAYBACK:
1190 chip->dacs_active--;
1191 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1192 KDATA_MIXER_TASK_NUMBER,
1193 chip->dacs_active);
1194 break;
1195 case SNDRV_PCM_STREAM_CAPTURE:
1196 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1197 KDATA_ADC1_REQUEST, 0);
1198 break;
1199 }
1200 return 0;
1201 }
1202
1203 static int
1204 snd_m3_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
1205 {
1206 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1207 struct m3_dma *s = subs->runtime->private_data;
1208 int err = -EINVAL;
1209
1210 snd_assert(s != NULL, return -ENXIO);
1211
1212 spin_lock(&chip->reg_lock);
1213 switch (cmd) {
1214 case SNDRV_PCM_TRIGGER_START:
1215 case SNDRV_PCM_TRIGGER_RESUME:
1216 if (s->running)
1217 err = -EBUSY;
1218 else {
1219 s->running = 1;
1220 err = snd_m3_pcm_start(chip, s, subs);
1221 }
1222 break;
1223 case SNDRV_PCM_TRIGGER_STOP:
1224 case SNDRV_PCM_TRIGGER_SUSPEND:
1225 if (! s->running)
1226 err = 0; /* should return error? */
1227 else {
1228 s->running = 0;
1229 err = snd_m3_pcm_stop(chip, s, subs);
1230 }
1231 break;
1232 }
1233 spin_unlock(&chip->reg_lock);
1234 return err;
1235 }
1236
1237 /*
1238 * setup
1239 */
1240 static void
1241 snd_m3_pcm_setup1(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1242 {
1243 int dsp_in_size, dsp_out_size, dsp_in_buffer, dsp_out_buffer;
1244 struct snd_pcm_runtime *runtime = subs->runtime;
1245
1246 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1247 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2);
1248 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x20 * 2);
1249 } else {
1250 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x10 * 2);
1251 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x10 * 2);
1252 }
1253 dsp_in_buffer = s->inst.data + (MINISRC_TMP_BUFFER_SIZE / 2);
1254 dsp_out_buffer = dsp_in_buffer + (dsp_in_size / 2) + 1;
1255
1256 s->dma_size = frames_to_bytes(runtime, runtime->buffer_size);
1257 s->period_size = frames_to_bytes(runtime, runtime->period_size);
1258 s->hwptr = 0;
1259 s->count = 0;
1260
1261 #define LO(x) ((x) & 0xffff)
1262 #define HI(x) LO((x) >> 16)
1263
1264 /* host dma buffer pointers */
1265 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1266 s->inst.data + CDATA_HOST_SRC_ADDRL,
1267 LO(s->buffer_addr));
1268
1269 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1270 s->inst.data + CDATA_HOST_SRC_ADDRH,
1271 HI(s->buffer_addr));
1272
1273 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1274 s->inst.data + CDATA_HOST_SRC_END_PLUS_1L,
1275 LO(s->buffer_addr + s->dma_size));
1276
1277 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1278 s->inst.data + CDATA_HOST_SRC_END_PLUS_1H,
1279 HI(s->buffer_addr + s->dma_size));
1280
1281 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1282 s->inst.data + CDATA_HOST_SRC_CURRENTL,
1283 LO(s->buffer_addr));
1284
1285 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1286 s->inst.data + CDATA_HOST_SRC_CURRENTH,
1287 HI(s->buffer_addr));
1288 #undef LO
1289 #undef HI
1290
1291 /* dsp buffers */
1292
1293 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1294 s->inst.data + CDATA_IN_BUF_BEGIN,
1295 dsp_in_buffer);
1296
1297 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1298 s->inst.data + CDATA_IN_BUF_END_PLUS_1,
1299 dsp_in_buffer + (dsp_in_size / 2));
1300
1301 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1302 s->inst.data + CDATA_IN_BUF_HEAD,
1303 dsp_in_buffer);
1304
1305 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1306 s->inst.data + CDATA_IN_BUF_TAIL,
1307 dsp_in_buffer);
1308
1309 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1310 s->inst.data + CDATA_OUT_BUF_BEGIN,
1311 dsp_out_buffer);
1312
1313 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1314 s->inst.data + CDATA_OUT_BUF_END_PLUS_1,
1315 dsp_out_buffer + (dsp_out_size / 2));
1316
1317 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1318 s->inst.data + CDATA_OUT_BUF_HEAD,
1319 dsp_out_buffer);
1320
1321 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1322 s->inst.data + CDATA_OUT_BUF_TAIL,
1323 dsp_out_buffer);
1324 }
1325
1326 static void snd_m3_pcm_setup2(struct snd_m3 *chip, struct m3_dma *s,
1327 struct snd_pcm_runtime *runtime)
1328 {
1329 u32 freq;
1330
1331 /*
1332 * put us in the lists if we're not already there
1333 */
1334 if (! s->in_lists) {
1335 s->index[0] = snd_m3_add_list(chip, s->index_list[0],
1336 s->inst.data >> DP_SHIFT_COUNT);
1337 s->index[1] = snd_m3_add_list(chip, s->index_list[1],
1338 s->inst.data >> DP_SHIFT_COUNT);
1339 s->index[2] = snd_m3_add_list(chip, s->index_list[2],
1340 s->inst.data >> DP_SHIFT_COUNT);
1341 s->in_lists = 1;
1342 }
1343
1344 /* write to 'mono' word */
1345 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1346 s->inst.data + SRC3_DIRECTION_OFFSET + 1,
1347 runtime->channels == 2 ? 0 : 1);
1348 /* write to '8bit' word */
1349 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1350 s->inst.data + SRC3_DIRECTION_OFFSET + 2,
1351 snd_pcm_format_width(runtime->format) == 16 ? 0 : 1);
1352
1353 /* set up dac/adc rate */
1354 freq = ((runtime->rate << 15) + 24000 ) / 48000;
1355 if (freq)
1356 freq--;
1357
1358 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1359 s->inst.data + CDATA_FREQUENCY,
1360 freq);
1361 }
1362
1363
1364 static const struct play_vals {
1365 u16 addr, val;
1366 } pv[] = {
1367 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1368 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1369 {SRC3_DIRECTION_OFFSET, 0} ,
1370 /* +1, +2 are stereo/16 bit */
1371 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1372 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1373 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1374 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1375 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1376 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1377 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1378 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1379 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1380 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1381 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1382 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1383 {SRC3_DIRECTION_OFFSET + 16, 8}, /* numin */
1384 {SRC3_DIRECTION_OFFSET + 17, 50*2}, /* numout */
1385 {SRC3_DIRECTION_OFFSET + 18, MINISRC_BIQUAD_STAGE - 1}, /* numstage */
1386 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1387 {SRC3_DIRECTION_OFFSET + 21, 0} /* booster */
1388 };
1389
1390
1391 /* the mode passed should be already shifted and masked */
1392 static void
1393 snd_m3_playback_setup(struct snd_m3 *chip, struct m3_dma *s,
1394 struct snd_pcm_substream *subs)
1395 {
1396 unsigned int i;
1397
1398 /*
1399 * some per client initializers
1400 */
1401
1402 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1403 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1404 s->inst.data + 40 + 8);
1405
1406 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1407 s->inst.data + SRC3_DIRECTION_OFFSET + 19,
1408 s->inst.code + MINISRC_COEF_LOC);
1409
1410 /* enable or disable low pass filter? */
1411 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1412 s->inst.data + SRC3_DIRECTION_OFFSET + 22,
1413 subs->runtime->rate > 45000 ? 0xff : 0);
1414
1415 /* tell it which way dma is going? */
1416 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1417 s->inst.data + CDATA_DMA_CONTROL,
1418 DMACONTROL_AUTOREPEAT + DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1419
1420 /*
1421 * set an armload of static initializers
1422 */
1423 for (i = 0; i < ARRAY_SIZE(pv); i++)
1424 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1425 s->inst.data + pv[i].addr, pv[i].val);
1426 }
1427
1428 /*
1429 * Native record driver
1430 */
1431 static const struct rec_vals {
1432 u16 addr, val;
1433 } rv[] = {
1434 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1435 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1436 {SRC3_DIRECTION_OFFSET, 1} ,
1437 /* +1, +2 are stereo/16 bit */
1438 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1439 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1440 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1441 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1442 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1443 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1444 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1445 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1446 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1447 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1448 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1449 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1450 {SRC3_DIRECTION_OFFSET + 16, 50},/* numin */
1451 {SRC3_DIRECTION_OFFSET + 17, 8}, /* numout */
1452 {SRC3_DIRECTION_OFFSET + 18, 0}, /* numstage */
1453 {SRC3_DIRECTION_OFFSET + 19, 0}, /* coef */
1454 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1455 {SRC3_DIRECTION_OFFSET + 21, 0}, /* booster */
1456 {SRC3_DIRECTION_OFFSET + 22, 0xff} /* skip lpf */
1457 };
1458
1459 static void
1460 snd_m3_capture_setup(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1461 {
1462 unsigned int i;
1463
1464 /*
1465 * some per client initializers
1466 */
1467
1468 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1469 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1470 s->inst.data + 40 + 8);
1471
1472 /* tell it which way dma is going? */
1473 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1474 s->inst.data + CDATA_DMA_CONTROL,
1475 DMACONTROL_DIRECTION + DMACONTROL_AUTOREPEAT +
1476 DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1477
1478 /*
1479 * set an armload of static initializers
1480 */
1481 for (i = 0; i < ARRAY_SIZE(rv); i++)
1482 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1483 s->inst.data + rv[i].addr, rv[i].val);
1484 }
1485
1486 static int snd_m3_pcm_hw_params(struct snd_pcm_substream *substream,
1487 struct snd_pcm_hw_params *hw_params)
1488 {
1489 struct m3_dma *s = substream->runtime->private_data;
1490 int err;
1491
1492 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
1493 return err;
1494 /* set buffer address */
1495 s->buffer_addr = substream->runtime->dma_addr;
1496 if (s->buffer_addr & 0x3) {
1497 snd_printk(KERN_ERR "oh my, not aligned\n");
1498 s->buffer_addr = s->buffer_addr & ~0x3;
1499 }
1500 return 0;
1501 }
1502
1503 static int snd_m3_pcm_hw_free(struct snd_pcm_substream *substream)
1504 {
1505 struct m3_dma *s;
1506
1507 if (substream->runtime->private_data == NULL)
1508 return 0;
1509 s = substream->runtime->private_data;
1510 snd_pcm_lib_free_pages(substream);
1511 s->buffer_addr = 0;
1512 return 0;
1513 }
1514
1515 static int
1516 snd_m3_pcm_prepare(struct snd_pcm_substream *subs)
1517 {
1518 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1519 struct snd_pcm_runtime *runtime = subs->runtime;
1520 struct m3_dma *s = runtime->private_data;
1521
1522 snd_assert(s != NULL, return -ENXIO);
1523
1524 if (runtime->format != SNDRV_PCM_FORMAT_U8 &&
1525 runtime->format != SNDRV_PCM_FORMAT_S16_LE)
1526 return -EINVAL;
1527 if (runtime->rate > 48000 ||
1528 runtime->rate < 8000)
1529 return -EINVAL;
1530
1531 spin_lock_irq(&chip->reg_lock);
1532
1533 snd_m3_pcm_setup1(chip, s, subs);
1534
1535 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK)
1536 snd_m3_playback_setup(chip, s, subs);
1537 else
1538 snd_m3_capture_setup(chip, s, subs);
1539
1540 snd_m3_pcm_setup2(chip, s, runtime);
1541
1542 spin_unlock_irq(&chip->reg_lock);
1543
1544 return 0;
1545 }
1546
1547 /*
1548 * get current pointer
1549 */
1550 static unsigned int
1551 snd_m3_get_pointer(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1552 {
1553 u16 hi = 0, lo = 0;
1554 int retry = 10;
1555 u32 addr;
1556
1557 /*
1558 * try and get a valid answer
1559 */
1560 while (retry--) {
1561 hi = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1562 s->inst.data + CDATA_HOST_SRC_CURRENTH);
1563
1564 lo = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1565 s->inst.data + CDATA_HOST_SRC_CURRENTL);
1566
1567 if (hi == snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1568 s->inst.data + CDATA_HOST_SRC_CURRENTH))
1569 break;
1570 }
1571 addr = lo | ((u32)hi<<16);
1572 return (unsigned int)(addr - s->buffer_addr);
1573 }
1574
1575 static snd_pcm_uframes_t
1576 snd_m3_pcm_pointer(struct snd_pcm_substream *subs)
1577 {
1578 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1579 unsigned int ptr;
1580 struct m3_dma *s = subs->runtime->private_data;
1581 snd_assert(s != NULL, return 0);
1582
1583 spin_lock(&chip->reg_lock);
1584 ptr = snd_m3_get_pointer(chip, s, subs);
1585 spin_unlock(&chip->reg_lock);
1586 return bytes_to_frames(subs->runtime, ptr);
1587 }
1588
1589
1590 /* update pointer */
1591 /* spinlock held! */
1592 static void snd_m3_update_ptr(struct snd_m3 *chip, struct m3_dma *s)
1593 {
1594 struct snd_pcm_substream *subs = s->substream;
1595 unsigned int hwptr;
1596 int diff;
1597
1598 if (! s->running)
1599 return;
1600
1601 hwptr = snd_m3_get_pointer(chip, s, subs);
1602
1603 /* try to avoid expensive modulo divisions */
1604 if (hwptr >= s->dma_size)
1605 hwptr %= s->dma_size;
1606
1607 diff = s->dma_size + hwptr - s->hwptr;
1608 if (diff >= s->dma_size)
1609 diff %= s->dma_size;
1610
1611 s->hwptr = hwptr;
1612 s->count += diff;
1613
1614 if (s->count >= (signed)s->period_size) {
1615
1616 if (s->count < 2 * (signed)s->period_size)
1617 s->count -= (signed)s->period_size;
1618 else
1619 s->count %= s->period_size;
1620
1621 spin_unlock(&chip->reg_lock);
1622 snd_pcm_period_elapsed(subs);
1623 spin_lock(&chip->reg_lock);
1624 }
1625 }
1626
1627 static void snd_m3_update_hw_volume(unsigned long private_data)
1628 {
1629 struct snd_m3 *chip = (struct snd_m3 *) private_data;
1630 int x, val;
1631 unsigned long flags;
1632
1633 /* Figure out which volume control button was pushed,
1634 based on differences from the default register
1635 values. */
1636 x = inb(chip->iobase + SHADOW_MIX_REG_VOICE) & 0xee;
1637
1638 /* Reset the volume control registers. */
1639 outb(0x88, chip->iobase + SHADOW_MIX_REG_VOICE);
1640 outb(0x88, chip->iobase + HW_VOL_COUNTER_VOICE);
1641 outb(0x88, chip->iobase + SHADOW_MIX_REG_MASTER);
1642 outb(0x88, chip->iobase + HW_VOL_COUNTER_MASTER);
1643
1644 if (!chip->master_switch || !chip->master_volume)
1645 return;
1646
1647 /* FIXME: we can't call snd_ac97_* functions since here is in tasklet. */
1648 spin_lock_irqsave(&chip->ac97_lock, flags);
1649
1650 val = chip->ac97->regs[AC97_MASTER_VOL];
1651 switch (x) {
1652 case 0x88:
1653 /* mute */
1654 val ^= 0x8000;
1655 chip->ac97->regs[AC97_MASTER_VOL] = val;
1656 outw(val, chip->iobase + CODEC_DATA);
1657 outb(AC97_MASTER_VOL, chip->iobase + CODEC_COMMAND);
1658 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1659 &chip->master_switch->id);
1660 break;
1661 case 0xaa:
1662 /* volume up */
1663 if ((val & 0x7f) > 0)
1664 val--;
1665 if ((val & 0x7f00) > 0)
1666 val -= 0x0100;
1667 chip->ac97->regs[AC97_MASTER_VOL] = val;
1668 outw(val, chip->iobase + CODEC_DATA);
1669 outb(AC97_MASTER_VOL, chip->iobase + CODEC_COMMAND);
1670 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1671 &chip->master_volume->id);
1672 break;
1673 case 0x66:
1674 /* volume down */
1675 if ((val & 0x7f) < 0x1f)
1676 val++;
1677 if ((val & 0x7f00) < 0x1f00)
1678 val += 0x0100;
1679 chip->ac97->regs[AC97_MASTER_VOL] = val;
1680 outw(val, chip->iobase + CODEC_DATA);
1681 outb(AC97_MASTER_VOL, chip->iobase + CODEC_COMMAND);
1682 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1683 &chip->master_volume->id);
1684 break;
1685 }
1686 spin_unlock_irqrestore(&chip->ac97_lock, flags);
1687 }
1688
1689 static irqreturn_t
1690 snd_m3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
1691 {
1692 struct snd_m3 *chip = dev_id;
1693 u8 status;
1694 int i;
1695
1696 status = inb(chip->iobase + HOST_INT_STATUS);
1697
1698 if (status == 0xff)
1699 return IRQ_NONE;
1700
1701 if (status & HV_INT_PENDING)
1702 tasklet_hi_schedule(&chip->hwvol_tq);
1703
1704 /*
1705 * ack an assp int if its running
1706 * and has an int pending
1707 */
1708 if (status & ASSP_INT_PENDING) {
1709 u8 ctl = inb(chip->iobase + ASSP_CONTROL_B);
1710 if (!(ctl & STOP_ASSP_CLOCK)) {
1711 ctl = inb(chip->iobase + ASSP_HOST_INT_STATUS);
1712 if (ctl & DSP2HOST_REQ_TIMER) {
1713 outb(DSP2HOST_REQ_TIMER, chip->iobase + ASSP_HOST_INT_STATUS);
1714 /* update adc/dac info if it was a timer int */
1715 spin_lock(&chip->reg_lock);
1716 for (i = 0; i < chip->num_substreams; i++) {
1717 struct m3_dma *s = &chip->substreams[i];
1718 if (s->running)
1719 snd_m3_update_ptr(chip, s);
1720 }
1721 spin_unlock(&chip->reg_lock);
1722 }
1723 }
1724 }
1725
1726 #if 0 /* TODO: not supported yet */
1727 if ((status & MPU401_INT_PENDING) && chip->rmidi)
1728 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
1729 #endif
1730
1731 /* ack ints */
1732 outb(status, chip->iobase + HOST_INT_STATUS);
1733
1734 return IRQ_HANDLED;
1735 }
1736
1737
1738 /*
1739 */
1740
1741 static struct snd_pcm_hardware snd_m3_playback =
1742 {
1743 .info = (SNDRV_PCM_INFO_MMAP |
1744 SNDRV_PCM_INFO_INTERLEAVED |
1745 SNDRV_PCM_INFO_MMAP_VALID |
1746 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1747 /*SNDRV_PCM_INFO_PAUSE |*/
1748 SNDRV_PCM_INFO_RESUME),
1749 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1750 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1751 .rate_min = 8000,
1752 .rate_max = 48000,
1753 .channels_min = 1,
1754 .channels_max = 2,
1755 .buffer_bytes_max = (512*1024),
1756 .period_bytes_min = 64,
1757 .period_bytes_max = (512*1024),
1758 .periods_min = 1,
1759 .periods_max = 1024,
1760 };
1761
1762 static struct snd_pcm_hardware snd_m3_capture =
1763 {
1764 .info = (SNDRV_PCM_INFO_MMAP |
1765 SNDRV_PCM_INFO_INTERLEAVED |
1766 SNDRV_PCM_INFO_MMAP_VALID |
1767 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1768 /*SNDRV_PCM_INFO_PAUSE |*/
1769 SNDRV_PCM_INFO_RESUME),
1770 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1771 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1772 .rate_min = 8000,
1773 .rate_max = 48000,
1774 .channels_min = 1,
1775 .channels_max = 2,
1776 .buffer_bytes_max = (512*1024),
1777 .period_bytes_min = 64,
1778 .period_bytes_max = (512*1024),
1779 .periods_min = 1,
1780 .periods_max = 1024,
1781 };
1782
1783
1784 /*
1785 */
1786
1787 static int
1788 snd_m3_substream_open(struct snd_m3 *chip, struct snd_pcm_substream *subs)
1789 {
1790 int i;
1791 struct m3_dma *s;
1792
1793 spin_lock_irq(&chip->reg_lock);
1794 for (i = 0; i < chip->num_substreams; i++) {
1795 s = &chip->substreams[i];
1796 if (! s->opened)
1797 goto __found;
1798 }
1799 spin_unlock_irq(&chip->reg_lock);
1800 return -ENOMEM;
1801 __found:
1802 s->opened = 1;
1803 s->running = 0;
1804 spin_unlock_irq(&chip->reg_lock);
1805
1806 subs->runtime->private_data = s;
1807 s->substream = subs;
1808
1809 /* set list owners */
1810 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1811 s->index_list[0] = &chip->mixer_list;
1812 } else
1813 s->index_list[0] = &chip->adc1_list;
1814 s->index_list[1] = &chip->msrc_list;
1815 s->index_list[2] = &chip->dma_list;
1816
1817 return 0;
1818 }
1819
1820 static void
1821 snd_m3_substream_close(struct snd_m3 *chip, struct snd_pcm_substream *subs)
1822 {
1823 struct m3_dma *s = subs->runtime->private_data;
1824
1825 if (s == NULL)
1826 return; /* not opened properly */
1827
1828 spin_lock_irq(&chip->reg_lock);
1829 if (s->substream && s->running)
1830 snd_m3_pcm_stop(chip, s, s->substream); /* does this happen? */
1831 if (s->in_lists) {
1832 snd_m3_remove_list(chip, s->index_list[0], s->index[0]);
1833 snd_m3_remove_list(chip, s->index_list[1], s->index[1]);
1834 snd_m3_remove_list(chip, s->index_list[2], s->index[2]);
1835 s->in_lists = 0;
1836 }
1837 s->running = 0;
1838 s->opened = 0;
1839 spin_unlock_irq(&chip->reg_lock);
1840 }
1841
1842 static int
1843 snd_m3_playback_open(struct snd_pcm_substream *subs)
1844 {
1845 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1846 struct snd_pcm_runtime *runtime = subs->runtime;
1847 int err;
1848
1849 if ((err = snd_m3_substream_open(chip, subs)) < 0)
1850 return err;
1851
1852 runtime->hw = snd_m3_playback;
1853 snd_pcm_set_sync(subs);
1854
1855 return 0;
1856 }
1857
1858 static int
1859 snd_m3_playback_close(struct snd_pcm_substream *subs)
1860 {
1861 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1862
1863 snd_m3_substream_close(chip, subs);
1864 return 0;
1865 }
1866
1867 static int
1868 snd_m3_capture_open(struct snd_pcm_substream *subs)
1869 {
1870 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1871 struct snd_pcm_runtime *runtime = subs->runtime;
1872 int err;
1873
1874 if ((err = snd_m3_substream_open(chip, subs)) < 0)
1875 return err;
1876
1877 runtime->hw = snd_m3_capture;
1878 snd_pcm_set_sync(subs);
1879
1880 return 0;
1881 }
1882
1883 static int
1884 snd_m3_capture_close(struct snd_pcm_substream *subs)
1885 {
1886 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1887
1888 snd_m3_substream_close(chip, subs);
1889 return 0;
1890 }
1891
1892 /*
1893 * create pcm instance
1894 */
1895
1896 static struct snd_pcm_ops snd_m3_playback_ops = {
1897 .open = snd_m3_playback_open,
1898 .close = snd_m3_playback_close,
1899 .ioctl = snd_pcm_lib_ioctl,
1900 .hw_params = snd_m3_pcm_hw_params,
1901 .hw_free = snd_m3_pcm_hw_free,
1902 .prepare = snd_m3_pcm_prepare,
1903 .trigger = snd_m3_pcm_trigger,
1904 .pointer = snd_m3_pcm_pointer,
1905 };
1906
1907 static struct snd_pcm_ops snd_m3_capture_ops = {
1908 .open = snd_m3_capture_open,
1909 .close = snd_m3_capture_close,
1910 .ioctl = snd_pcm_lib_ioctl,
1911 .hw_params = snd_m3_pcm_hw_params,
1912 .hw_free = snd_m3_pcm_hw_free,
1913 .prepare = snd_m3_pcm_prepare,
1914 .trigger = snd_m3_pcm_trigger,
1915 .pointer = snd_m3_pcm_pointer,
1916 };
1917
1918 static int __devinit
1919 snd_m3_pcm(struct snd_m3 * chip, int device)
1920 {
1921 struct snd_pcm *pcm;
1922 int err;
1923
1924 err = snd_pcm_new(chip->card, chip->card->driver, device,
1925 MAX_PLAYBACKS, MAX_CAPTURES, &pcm);
1926 if (err < 0)
1927 return err;
1928
1929 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_m3_playback_ops);
1930 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_m3_capture_ops);
1931
1932 pcm->private_data = chip;
1933 pcm->info_flags = 0;
1934 strcpy(pcm->name, chip->card->driver);
1935 chip->pcm = pcm;
1936
1937 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1938 snd_dma_pci_data(chip->pci), 64*1024, 64*1024);
1939
1940 return 0;
1941 }
1942
1943
1944 /*
1945 * ac97 interface
1946 */
1947
1948 /*
1949 * Wait for the ac97 serial bus to be free.
1950 * return nonzero if the bus is still busy.
1951 */
1952 static int snd_m3_ac97_wait(struct snd_m3 *chip)
1953 {
1954 int i = 10000;
1955
1956 do {
1957 if (! (snd_m3_inb(chip, 0x30) & 1))
1958 return 0;
1959 cpu_relax();
1960 } while (i-- > 0);
1961
1962 snd_printk(KERN_ERR "ac97 serial bus busy\n");
1963 return 1;
1964 }
1965
1966 static unsigned short
1967 snd_m3_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
1968 {
1969 struct snd_m3 *chip = ac97->private_data;
1970 unsigned long flags;
1971 unsigned short data = 0xffff;
1972
1973 if (snd_m3_ac97_wait(chip))
1974 goto fail;
1975 spin_lock_irqsave(&chip->ac97_lock, flags);
1976 snd_m3_outb(chip, 0x80 | (reg & 0x7f), CODEC_COMMAND);
1977 if (snd_m3_ac97_wait(chip))
1978 goto fail_unlock;
1979 data = snd_m3_inw(chip, CODEC_DATA);
1980 fail_unlock:
1981 spin_unlock_irqrestore(&chip->ac97_lock, flags);
1982 fail:
1983 return data;
1984 }
1985
1986 static void
1987 snd_m3_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
1988 {
1989 struct snd_m3 *chip = ac97->private_data;
1990 unsigned long flags;
1991
1992 if (snd_m3_ac97_wait(chip))
1993 return;
1994 spin_lock_irqsave(&chip->ac97_lock, flags);
1995 snd_m3_outw(chip, val, CODEC_DATA);
1996 snd_m3_outb(chip, reg & 0x7f, CODEC_COMMAND);
1997 spin_unlock_irqrestore(&chip->ac97_lock, flags);
1998 }
1999
2000
2001 static void snd_m3_remote_codec_config(int io, int isremote)
2002 {
2003 isremote = isremote ? 1 : 0;
2004
2005 outw((inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK) | isremote,
2006 io + RING_BUS_CTRL_B);
2007 outw((inw(io + SDO_OUT_DEST_CTRL) & ~COMMAND_ADDR_OUT) | isremote,
2008 io + SDO_OUT_DEST_CTRL);
2009 outw((inw(io + SDO_IN_DEST_CTRL) & ~STATUS_ADDR_IN) | isremote,
2010 io + SDO_IN_DEST_CTRL);
2011 }
2012
2013 /*
2014 * hack, returns non zero on err
2015 */
2016 static int snd_m3_try_read_vendor(struct snd_m3 *chip)
2017 {
2018 u16 ret;
2019
2020 if (snd_m3_ac97_wait(chip))
2021 return 1;
2022
2023 snd_m3_outb(chip, 0x80 | (AC97_VENDOR_ID1 & 0x7f), 0x30);
2024
2025 if (snd_m3_ac97_wait(chip))
2026 return 1;
2027
2028 ret = snd_m3_inw(chip, 0x32);
2029
2030 return (ret == 0) || (ret == 0xffff);
2031 }
2032
2033 static void snd_m3_ac97_reset(struct snd_m3 *chip)
2034 {
2035 u16 dir;
2036 int delay1 = 0, delay2 = 0, i;
2037 int io = chip->iobase;
2038
2039 if (chip->allegro_flag) {
2040 /*
2041 * the onboard codec on the allegro seems
2042 * to want to wait a very long time before
2043 * coming back to life
2044 */
2045 delay1 = 50;
2046 delay2 = 800;
2047 } else {
2048 /* maestro3 */
2049 delay1 = 20;
2050 delay2 = 500;
2051 }
2052
2053 for (i = 0; i < 5; i++) {
2054 dir = inw(io + GPIO_DIRECTION);
2055 if (! chip->quirk || ! chip->quirk->irda_workaround)
2056 dir |= 0x10; /* assuming pci bus master? */
2057
2058 snd_m3_remote_codec_config(io, 0);
2059
2060 outw(IO_SRAM_ENABLE, io + RING_BUS_CTRL_A);
2061 udelay(20);
2062
2063 outw(dir & ~GPO_PRIMARY_AC97 , io + GPIO_DIRECTION);
2064 outw(~GPO_PRIMARY_AC97 , io + GPIO_MASK);
2065 outw(0, io + GPIO_DATA);
2066 outw(dir | GPO_PRIMARY_AC97, io + GPIO_DIRECTION);
2067
2068 schedule_timeout_uninterruptible(msecs_to_jiffies(delay1));
2069
2070 outw(GPO_PRIMARY_AC97, io + GPIO_DATA);
2071 udelay(5);
2072 /* ok, bring back the ac-link */
2073 outw(IO_SRAM_ENABLE | SERIAL_AC_LINK_ENABLE, io + RING_BUS_CTRL_A);
2074 outw(~0, io + GPIO_MASK);
2075
2076 schedule_timeout_uninterruptible(msecs_to_jiffies(delay2));
2077
2078 if (! snd_m3_try_read_vendor(chip))
2079 break;
2080
2081 delay1 += 10;
2082 delay2 += 100;
2083
2084 snd_printd("maestro3: retrying codec reset with delays of %d and %d ms\n",
2085 delay1, delay2);
2086 }
2087
2088 #if 0
2089 /* more gung-ho reset that doesn't
2090 * seem to work anywhere :)
2091 */
2092 tmp = inw(io + RING_BUS_CTRL_A);
2093 outw(RAC_SDFS_ENABLE|LAC_SDFS_ENABLE, io + RING_BUS_CTRL_A);
2094 msleep(20);
2095 outw(tmp, io + RING_BUS_CTRL_A);
2096 msleep(50);
2097 #endif
2098 }
2099
2100 static int __devinit snd_m3_mixer(struct snd_m3 *chip)
2101 {
2102 struct snd_ac97_bus *pbus;
2103 struct snd_ac97_template ac97;
2104 struct snd_ctl_elem_id id;
2105 int err;
2106 static struct snd_ac97_bus_ops ops = {
2107 .write = snd_m3_ac97_write,
2108 .read = snd_m3_ac97_read,
2109 };
2110
2111 if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0)
2112 return err;
2113
2114 memset(&ac97, 0, sizeof(ac97));
2115 ac97.private_data = chip;
2116 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
2117 return err;
2118
2119 /* seems ac97 PCM needs initialization.. hack hack.. */
2120 snd_ac97_write(chip->ac97, AC97_PCM, 0x8000 | (15 << 8) | 15);
2121 schedule_timeout_uninterruptible(msecs_to_jiffies(100));
2122 snd_ac97_write(chip->ac97, AC97_PCM, 0);
2123
2124 memset(&id, 0, sizeof(id));
2125 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2126 strcpy(id.name, "Master Playback Switch");
2127 chip->master_switch = snd_ctl_find_id(chip->card, &id);
2128 memset(&id, 0, sizeof(id));
2129 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2130 strcpy(id.name, "Master Playback Volume");
2131 chip->master_volume = snd_ctl_find_id(chip->card, &id);
2132
2133 return 0;
2134 }
2135
2136
2137 /*
2138 * DSP Code images
2139 */
2140
2141 static const u16 assp_kernel_image[] __devinitdata = {
2142 0x7980, 0x0030, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x00FB, 0x7980, 0x00DD, 0x7980, 0x03B4,
2143 0x7980, 0x0332, 0x7980, 0x0287, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
2144 0x7980, 0x031A, 0x7980, 0x03B4, 0x7980, 0x022F, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
2145 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x0063, 0x7980, 0x006B, 0x7980, 0x03B4, 0x7980, 0x03B4,
2146 0xBF80, 0x2C7C, 0x8806, 0x8804, 0xBE40, 0xBC20, 0xAE09, 0x1000, 0xAE0A, 0x0001, 0x6938, 0xEB08,
2147 0x0053, 0x695A, 0xEB08, 0x00D6, 0x0009, 0x8B88, 0x6980, 0xE388, 0x0036, 0xBE30, 0xBC20, 0x6909,
2148 0xB801, 0x9009, 0xBE41, 0xBE41, 0x6928, 0xEB88, 0x0078, 0xBE41, 0xBE40, 0x7980, 0x0038, 0xBE41,
2149 0xBE41, 0x903A, 0x6938, 0xE308, 0x0056, 0x903A, 0xBE41, 0xBE40, 0xEF00, 0x903A, 0x6939, 0xE308,
2150 0x005E, 0x903A, 0xEF00, 0x690B, 0x660C, 0xEF8C, 0x690A, 0x660C, 0x620B, 0x6609, 0xEF00, 0x6910,
2151 0x660F, 0xEF04, 0xE388, 0x0075, 0x690E, 0x660F, 0x6210, 0x660D, 0xEF00, 0x690E, 0x660D, 0xEF00,
2152 0xAE70, 0x0001, 0xBC20, 0xAE27, 0x0001, 0x6939, 0xEB08, 0x005D, 0x6926, 0xB801, 0x9026, 0x0026,
2153 0x8B88, 0x6980, 0xE388, 0x00CB, 0x9028, 0x0D28, 0x4211, 0xE100, 0x007A, 0x4711, 0xE100, 0x00A0,
2154 0x7A80, 0x0063, 0xB811, 0x660A, 0x6209, 0xE304, 0x007A, 0x0C0B, 0x4005, 0x100A, 0xBA01, 0x9012,
2155 0x0C12, 0x4002, 0x7980, 0x00AF, 0x7A80, 0x006B, 0xBE02, 0x620E, 0x660D, 0xBA10, 0xE344, 0x007A,
2156 0x0C10, 0x4005, 0x100E, 0xBA01, 0x9012, 0x0C12, 0x4002, 0x1003, 0xBA02, 0x9012, 0x0C12, 0x4000,
2157 0x1003, 0xE388, 0x00BA, 0x1004, 0x7980, 0x00BC, 0x1004, 0xBA01, 0x9012, 0x0C12, 0x4001, 0x0C05,
2158 0x4003, 0x0C06, 0x4004, 0x1011, 0xBFB0, 0x01FF, 0x9012, 0x0C12, 0x4006, 0xBC20, 0xEF00, 0xAE26,
2159 0x1028, 0x6970, 0xBFD0, 0x0001, 0x9070, 0xE388, 0x007A, 0xAE28, 0x0000, 0xEF00, 0xAE70, 0x0300,
2160 0x0C70, 0xB00C, 0xAE5A, 0x0000, 0xEF00, 0x7A80, 0x038A, 0x697F, 0xB801, 0x907F, 0x0056, 0x8B88,
2161 0x0CA0, 0xB008, 0xAF71, 0xB000, 0x4E71, 0xE200, 0x00F3, 0xAE56, 0x1057, 0x0056, 0x0CA0, 0xB008,
2162 0x8056, 0x7980, 0x03A1, 0x0810, 0xBFA0, 0x1059, 0xE304, 0x03A1, 0x8056, 0x7980, 0x03A1, 0x7A80,
2163 0x038A, 0xBF01, 0xBE43, 0xBE59, 0x907C, 0x6937, 0xE388, 0x010D, 0xBA01, 0xE308, 0x010C, 0xAE71,
2164 0x0004, 0x0C71, 0x5000, 0x6936, 0x9037, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80, 0xBF0A,
2165 0x0560, 0xF500, 0xBF0A, 0x0520, 0xB900, 0xBB17, 0x90A0, 0x6917, 0xE388, 0x0148, 0x0D17, 0xE100,
2166 0x0127, 0xBF0C, 0x0578, 0xBF0D, 0x057C, 0x7980, 0x012B, 0xBF0C, 0x0538, 0xBF0D, 0x053C, 0x6900,
2167 0xE308, 0x0135, 0x8B8C, 0xBE59, 0xBB07, 0x90A0, 0xBC20, 0x7980, 0x0157, 0x030C, 0x8B8B, 0xB903,
2168 0x8809, 0xBEC6, 0x013E, 0x69AC, 0x90AB, 0x69AD, 0x90AB, 0x0813, 0x660A, 0xE344, 0x0144, 0x0309,
2169 0x830C, 0xBC20, 0x7980, 0x0157, 0x6955, 0xE388, 0x0157, 0x7C38, 0xBF0B, 0x0578, 0xF500, 0xBF0B,
2170 0x0538, 0xB907, 0x8809, 0xBEC6, 0x0156, 0x10AB, 0x90AA, 0x6974, 0xE388, 0x0163, 0xAE72, 0x0540,
2171 0xF500, 0xAE72, 0x0500, 0xAE61, 0x103B, 0x7A80, 0x02F6, 0x6978, 0xE388, 0x0182, 0x8B8C, 0xBF0C,
2172 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA20, 0x8812, 0x733D, 0x7A80, 0x0380, 0x733E, 0x7A80, 0x0380,
2173 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA2C, 0x8812, 0x733F, 0x7A80, 0x0380, 0x7340,
2174 0x7A80, 0x0380, 0x6975, 0xE388, 0x018E, 0xAE72, 0x0548, 0xF500, 0xAE72, 0x0508, 0xAE61, 0x1041,
2175 0x7A80, 0x02F6, 0x6979, 0xE388, 0x01AD, 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA18,
2176 0x8812, 0x7343, 0x7A80, 0x0380, 0x7344, 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40,
2177 0x0814, 0xBA24, 0x8812, 0x7345, 0x7A80, 0x0380, 0x7346, 0x7A80, 0x0380, 0x6976, 0xE388, 0x01B9,
2178 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x1047, 0x7A80, 0x02F6, 0x697A, 0xE388, 0x01D8,
2179 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA08, 0x8812, 0x7349, 0x7A80, 0x0380, 0x734A,
2180 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA14, 0x8812, 0x734B, 0x7A80,
2181 0x0380, 0x734C, 0x7A80, 0x0380, 0xBC21, 0xAE1C, 0x1090, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40,
2182 0x0812, 0xB804, 0x8813, 0x8B8D, 0xBF0D, 0x056C, 0xE500, 0x7C40, 0x0815, 0xB804, 0x8811, 0x7A80,
2183 0x034A, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40, 0x731F, 0xB903, 0x8809, 0xBEC6, 0x01F9, 0x548A,
2184 0xBE03, 0x98A0, 0x7320, 0xB903, 0x8809, 0xBEC6, 0x0201, 0x548A, 0xBE03, 0x98A0, 0x1F20, 0x2F1F,
2185 0x9826, 0xBC20, 0x6935, 0xE388, 0x03A1, 0x6933, 0xB801, 0x9033, 0xBFA0, 0x02EE, 0xE308, 0x03A1,
2186 0x9033, 0xBF00, 0x6951, 0xE388, 0x021F, 0x7334, 0xBE80, 0x5760, 0xBE03, 0x9F7E, 0xBE59, 0x9034,
2187 0x697E, 0x0D51, 0x9013, 0xBC20, 0x695C, 0xE388, 0x03A1, 0x735E, 0xBE80, 0x5760, 0xBE03, 0x9F7E,
2188 0xBE59, 0x905E, 0x697E, 0x0D5C, 0x9013, 0x7980, 0x03A1, 0x7A80, 0x038A, 0xBF01, 0xBE43, 0x6977,
2189 0xE388, 0x024E, 0xAE61, 0x104D, 0x0061, 0x8B88, 0x6980, 0xE388, 0x024E, 0x9071, 0x0D71, 0x000B,
2190 0xAFA0, 0x8010, 0xAFA0, 0x8010, 0x0810, 0x660A, 0xE308, 0x0249, 0x0009, 0x0810, 0x660C, 0xE388,
2191 0x024E, 0x800B, 0xBC20, 0x697B, 0xE388, 0x03A1, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80,
2192 0xE100, 0x0266, 0x697C, 0xBF90, 0x0560, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0564, 0x9073, 0x0473,
2193 0x7980, 0x0270, 0x697C, 0xBF90, 0x0520, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0524, 0x9073, 0x0473,
2194 0x697C, 0xB801, 0x907C, 0xBF0A, 0x10FD, 0x8B8A, 0xAF80, 0x8010, 0x734F, 0x548A, 0xBE03, 0x9880,
2195 0xBC21, 0x7326, 0x548B, 0xBE03, 0x618B, 0x988C, 0xBE03, 0x6180, 0x9880, 0x7980, 0x03A1, 0x7A80,
2196 0x038A, 0x0D28, 0x4711, 0xE100, 0x02BE, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388, 0x02B6,
2197 0xBFA0, 0x0800, 0xE388, 0x02B2, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02A3, 0x6909,
2198 0x900B, 0x7980, 0x02A5, 0xAF0B, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100, 0x02ED,
2199 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x6909, 0x900B, 0x7980, 0x02B8, 0xAF0B, 0x4005,
2200 0xAF05, 0x4003, 0xAF06, 0x4004, 0x7980, 0x02ED, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388,
2201 0x02E7, 0xBFA0, 0x0800, 0xE388, 0x02E3, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02D4,
2202 0x690D, 0x9010, 0x7980, 0x02D6, 0xAF10, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100,
2203 0x02ED, 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x690D, 0x9010, 0x7980, 0x02E9, 0xAF10,
2204 0x4005, 0xAF05, 0x4003, 0xAF06, 0x4004, 0xBC20, 0x6970, 0x9071, 0x7A80, 0x0078, 0x6971, 0x9070,
2205 0x7980, 0x03A1, 0xBC20, 0x0361, 0x8B8B, 0x6980, 0xEF88, 0x0272, 0x0372, 0x7804, 0x9071, 0x0D71,
2206 0x8B8A, 0x000B, 0xB903, 0x8809, 0xBEC6, 0x0309, 0x69A8, 0x90AB, 0x69A8, 0x90AA, 0x0810, 0x660A,
2207 0xE344, 0x030F, 0x0009, 0x0810, 0x660C, 0xE388, 0x0314, 0x800B, 0xBC20, 0x6961, 0xB801, 0x9061,
2208 0x7980, 0x02F7, 0x7A80, 0x038A, 0x5D35, 0x0001, 0x6934, 0xB801, 0x9034, 0xBF0A, 0x109E, 0x8B8A,
2209 0xAF80, 0x8014, 0x4880, 0xAE72, 0x0550, 0xF500, 0xAE72, 0x0510, 0xAE61, 0x1051, 0x7A80, 0x02F6,
2210 0x7980, 0x03A1, 0x7A80, 0x038A, 0x5D35, 0x0002, 0x695E, 0xB801, 0x905E, 0xBF0A, 0x109E, 0x8B8A,
2211 0xAF80, 0x8014, 0x4780, 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x105C, 0x7A80, 0x02F6,
2212 0x7980, 0x03A1, 0x001C, 0x8B88, 0x6980, 0xEF88, 0x901D, 0x0D1D, 0x100F, 0x6610, 0xE38C, 0x0358,
2213 0x690E, 0x6610, 0x620F, 0x660D, 0xBA0F, 0xE301, 0x037A, 0x0410, 0x8B8A, 0xB903, 0x8809, 0xBEC6,
2214 0x036C, 0x6A8C, 0x61AA, 0x98AB, 0x6A8C, 0x61AB, 0x98AD, 0x6A8C, 0x61AD, 0x98A9, 0x6A8C, 0x61A9,
2215 0x98AA, 0x7C04, 0x8B8B, 0x7C04, 0x8B8D, 0x7C04, 0x8B89, 0x7C04, 0x0814, 0x660E, 0xE308, 0x0379,
2216 0x040D, 0x8410, 0xBC21, 0x691C, 0xB801, 0x901C, 0x7980, 0x034A, 0xB903, 0x8809, 0x8B8A, 0xBEC6,
2217 0x0388, 0x54AC, 0xBE03, 0x618C, 0x98AA, 0xEF00, 0xBC20, 0xBE46, 0x0809, 0x906B, 0x080A, 0x906C,
2218 0x080B, 0x906D, 0x081A, 0x9062, 0x081B, 0x9063, 0x081E, 0x9064, 0xBE59, 0x881E, 0x8065, 0x8166,
2219 0x8267, 0x8368, 0x8469, 0x856A, 0xEF00, 0xBC20, 0x696B, 0x8809, 0x696C, 0x880A, 0x696D, 0x880B,
2220 0x6962, 0x881A, 0x6963, 0x881B, 0x6964, 0x881E, 0x0065, 0x0166, 0x0267, 0x0368, 0x0469, 0x056A,
2221 0xBE3A,
2222 };
2223
2224 /*
2225 * Mini sample rate converter code image
2226 * that is to be loaded at 0x400 on the DSP.
2227 */
2228 static const u16 assp_minisrc_image[] __devinitdata = {
2229
2230 0xBF80, 0x101E, 0x906E, 0x006E, 0x8B88, 0x6980, 0xEF88, 0x906F, 0x0D6F, 0x6900, 0xEB08, 0x0412,
2231 0xBC20, 0x696E, 0xB801, 0x906E, 0x7980, 0x0403, 0xB90E, 0x8807, 0xBE43, 0xBF01, 0xBE47, 0xBE41,
2232 0x7A80, 0x002A, 0xBE40, 0x3029, 0xEFCC, 0xBE41, 0x7A80, 0x0028, 0xBE40, 0x3028, 0xEFCC, 0x6907,
2233 0xE308, 0x042A, 0x6909, 0x902C, 0x7980, 0x042C, 0x690D, 0x902C, 0x1009, 0x881A, 0x100A, 0xBA01,
2234 0x881B, 0x100D, 0x881C, 0x100E, 0xBA01, 0x881D, 0xBF80, 0x00ED, 0x881E, 0x050C, 0x0124, 0xB904,
2235 0x9027, 0x6918, 0xE308, 0x04B3, 0x902D, 0x6913, 0xBFA0, 0x7598, 0xF704, 0xAE2D, 0x00FF, 0x8B8D,
2236 0x6919, 0xE308, 0x0463, 0x691A, 0xE308, 0x0456, 0xB907, 0x8809, 0xBEC6, 0x0453, 0x10A9, 0x90AD,
2237 0x7980, 0x047C, 0xB903, 0x8809, 0xBEC6, 0x0460, 0x1889, 0x6C22, 0x90AD, 0x10A9, 0x6E23, 0x6C22,
2238 0x90AD, 0x7980, 0x047C, 0x101A, 0xE308, 0x046F, 0xB903, 0x8809, 0xBEC6, 0x046C, 0x10A9, 0x90A0,
2239 0x90AD, 0x7980, 0x047C, 0xB901, 0x8809, 0xBEC6, 0x047B, 0x1889, 0x6C22, 0x90A0, 0x90AD, 0x10A9,
2240 0x6E23, 0x6C22, 0x90A0, 0x90AD, 0x692D, 0xE308, 0x049C, 0x0124, 0xB703, 0xB902, 0x8818, 0x8B89,
2241 0x022C, 0x108A, 0x7C04, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99A0,
2242 0x108A, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99AF, 0x7B99, 0x0484,
2243 0x0124, 0x060F, 0x101B, 0x2013, 0x901B, 0xBFA0, 0x7FFF, 0xE344, 0x04AC, 0x901B, 0x8B89, 0x7A80,
2244 0x051A, 0x6927, 0xBA01, 0x9027, 0x7A80, 0x0523, 0x6927, 0xE308, 0x049E, 0x7980, 0x050F, 0x0624,
2245 0x1026, 0x2013, 0x9026, 0xBFA0, 0x7FFF, 0xE304, 0x04C0, 0x8B8D, 0x7A80, 0x051A, 0x7980, 0x04B4,
2246 0x9026, 0x1013, 0x3026, 0x901B, 0x8B8D, 0x7A80, 0x051A, 0x7A80, 0x0523, 0x1027, 0xBA01, 0x9027,
2247 0xE308, 0x04B4, 0x0124, 0x060F, 0x8B89, 0x691A, 0xE308, 0x04EA, 0x6919, 0xE388, 0x04E0, 0xB903,
2248 0x8809, 0xBEC6, 0x04DD, 0x1FA0, 0x2FAE, 0x98A9, 0x7980, 0x050F, 0xB901, 0x8818, 0xB907, 0x8809,
2249 0xBEC6, 0x04E7, 0x10EE, 0x90A9, 0x7980, 0x050F, 0x6919, 0xE308, 0x04FE, 0xB903, 0x8809, 0xBE46,
2250 0xBEC6, 0x04FA, 0x17A0, 0xBE1E, 0x1FAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0xBE47,
2251 0x7980, 0x050F, 0xB901, 0x8809, 0xBEC6, 0x050E, 0x16A0, 0x26A0, 0xBFB7, 0xFF00, 0xBE1E, 0x1EA0,
2252 0x2EAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0x850C, 0x860F, 0x6907, 0xE388, 0x0516,
2253 0x0D07, 0x8510, 0xBE59, 0x881E, 0xBE4A, 0xEF00, 0x101E, 0x901C, 0x101F, 0x901D, 0x10A0, 0x901E,
2254 0x10A0, 0x901F, 0xEF00, 0x101E, 0x301C, 0x9020, 0x731B, 0x5420, 0xBE03, 0x9825, 0x1025, 0x201C,
2255 0x9025, 0x7325, 0x5414, 0xBE03, 0x8B8E, 0x9880, 0x692F, 0xE388, 0x0539, 0xBE59, 0xBB07, 0x6180,
2256 0x9880, 0x8BA0, 0x101F, 0x301D, 0x9021, 0x731B, 0x5421, 0xBE03, 0x982E, 0x102E, 0x201D, 0x902E,
2257 0x732E, 0x5415, 0xBE03, 0x9880, 0x692F, 0xE388, 0x054F, 0xBE59, 0xBB07, 0x6180, 0x9880, 0x8BA0,
2258 0x6918, 0xEF08, 0x7325, 0x5416, 0xBE03, 0x98A0, 0x732E, 0x5417, 0xBE03, 0x98A0, 0xEF00, 0x8BA0,
2259 0xBEC6, 0x056B, 0xBE59, 0xBB04, 0xAA90, 0xBE04, 0xBE1E, 0x99E0, 0x8BE0, 0x69A0, 0x90D0, 0x69A0,
2260 0x90D0, 0x081F, 0xB805, 0x881F, 0x8B90, 0x69A0, 0x90D0, 0x69A0, 0x9090, 0x8BD0, 0x8BD8, 0xBE1F,
2261 0xEF00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
2262 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
2263 };
2264
2265
2266 /*
2267 * initialize ASSP
2268 */
2269
2270 #define MINISRC_LPF_LEN 10
2271 static const u16 minisrc_lpf[MINISRC_LPF_LEN] __devinitdata = {
2272 0X0743, 0X1104, 0X0A4C, 0XF88D, 0X242C,
2273 0X1023, 0X1AA9, 0X0B60, 0XEFDD, 0X186F
2274 };
2275
2276 static void __devinit snd_m3_assp_init(struct snd_m3 *chip)
2277 {
2278 unsigned int i;
2279
2280 /* zero kernel data */
2281 for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
2282 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2283 KDATA_BASE_ADDR + i, 0);
2284
2285 /* zero mixer data? */
2286 for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
2287 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2288 KDATA_BASE_ADDR2 + i, 0);
2289
2290 /* init dma pointer */
2291 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2292 KDATA_CURRENT_DMA,
2293 KDATA_DMA_XFER0);
2294
2295 /* write kernel into code memory.. */
2296 for (i = 0 ; i < ARRAY_SIZE(assp_kernel_image); i++) {
2297 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2298 REV_B_CODE_MEMORY_BEGIN + i,
2299 assp_kernel_image[i]);
2300 }
2301
2302 /*
2303 * We only have this one client and we know that 0x400
2304 * is free in our kernel's mem map, so lets just
2305 * drop it there. It seems that the minisrc doesn't
2306 * need vectors, so we won't bother with them..
2307 */
2308 for (i = 0; i < ARRAY_SIZE(assp_minisrc_image); i++) {
2309 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2310 0x400 + i,
2311 assp_minisrc_image[i]);
2312 }
2313
2314 /*
2315 * write the coefficients for the low pass filter?
2316 */
2317 for (i = 0; i < MINISRC_LPF_LEN ; i++) {
2318 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2319 0x400 + MINISRC_COEF_LOC + i,
2320 minisrc_lpf[i]);
2321 }
2322
2323 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2324 0x400 + MINISRC_COEF_LOC + MINISRC_LPF_LEN,
2325 0x8000);
2326
2327 /*
2328 * the minisrc is the only thing on
2329 * our task list..
2330 */
2331 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2332 KDATA_TASK0,
2333 0x400);
2334
2335 /*
2336 * init the mixer number..
2337 */
2338
2339 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2340 KDATA_MIXER_TASK_NUMBER,0);
2341
2342 /*
2343 * EXTREME KERNEL MASTER VOLUME
2344 */
2345 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2346 KDATA_DAC_LEFT_VOLUME, ARB_VOLUME);
2347 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2348 KDATA_DAC_RIGHT_VOLUME, ARB_VOLUME);
2349
2350 chip->mixer_list.curlen = 0;
2351 chip->mixer_list.mem_addr = KDATA_MIXER_XFER0;
2352 chip->mixer_list.max = MAX_VIRTUAL_MIXER_CHANNELS;
2353 chip->adc1_list.curlen = 0;
2354 chip->adc1_list.mem_addr = KDATA_ADC1_XFER0;
2355 chip->adc1_list.max = MAX_VIRTUAL_ADC1_CHANNELS;
2356 chip->dma_list.curlen = 0;
2357 chip->dma_list.mem_addr = KDATA_DMA_XFER0;
2358 chip->dma_list.max = MAX_VIRTUAL_DMA_CHANNELS;
2359 chip->msrc_list.curlen = 0;
2360 chip->msrc_list.mem_addr = KDATA_INSTANCE0_MINISRC;
2361 chip->msrc_list.max = MAX_INSTANCE_MINISRC;
2362 }
2363
2364
2365 static int __devinit snd_m3_assp_client_init(struct snd_m3 *chip, struct m3_dma *s, int index)
2366 {
2367 int data_bytes = 2 * ( MINISRC_TMP_BUFFER_SIZE / 2 +
2368 MINISRC_IN_BUFFER_SIZE / 2 +
2369 1 + MINISRC_OUT_BUFFER_SIZE / 2 + 1 );
2370 int address, i;
2371
2372 /*
2373 * the revb memory map has 0x1100 through 0x1c00
2374 * free.
2375 */
2376
2377 /*
2378 * align instance address to 256 bytes so that its
2379 * shifted list address is aligned.
2380 * list address = (mem address >> 1) >> 7;
2381 */
2382 data_bytes = (data_bytes + 255) & ~255;
2383 address = 0x1100 + ((data_bytes/2) * index);
2384
2385 if ((address + (data_bytes/2)) >= 0x1c00) {
2386 snd_printk(KERN_ERR "no memory for %d bytes at ind %d (addr 0x%x)\n",
2387 data_bytes, index, address);
2388 return -ENOMEM;
2389 }
2390
2391 s->number = index;
2392 s->inst.code = 0x400;
2393 s->inst.data = address;
2394
2395 for (i = data_bytes / 2; i > 0; address++, i--) {
2396 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2397 address, 0);
2398 }
2399
2400 return 0;
2401 }
2402
2403
2404 /*
2405 * this works for the reference board, have to find
2406 * out about others
2407 *
2408 * this needs more magic for 4 speaker, but..
2409 */
2410 static void
2411 snd_m3_amp_enable(struct snd_m3 *chip, int enable)
2412 {
2413 int io = chip->iobase;
2414 u16 gpo, polarity;
2415
2416 if (! chip->external_amp)
2417 return;
2418
2419 polarity = enable ? 0 : 1;
2420 polarity = polarity << chip->amp_gpio;
2421 gpo = 1 << chip->amp_gpio;
2422
2423 outw(~gpo, io + GPIO_MASK);
2424
2425 outw(inw(io + GPIO_DIRECTION) | gpo,
2426 io + GPIO_DIRECTION);
2427
2428 outw((GPO_SECONDARY_AC97 | GPO_PRIMARY_AC97 | polarity),
2429 io + GPIO_DATA);
2430
2431 outw(0xffff, io + GPIO_MASK);
2432 }
2433
2434 static int
2435 snd_m3_chip_init(struct snd_m3 *chip)
2436 {
2437 struct pci_dev *pcidev = chip->pci;
2438 unsigned long io = chip->iobase;
2439 u32 n;
2440 u16 w;
2441 u8 t; /* makes as much sense as 'n', no? */
2442
2443 pci_read_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, &w);
2444 w &= ~(SOUND_BLASTER_ENABLE|FM_SYNTHESIS_ENABLE|
2445 MPU401_IO_ENABLE|MPU401_IRQ_ENABLE|ALIAS_10BIT_IO|
2446 DISABLE_LEGACY);
2447 pci_write_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, w);
2448
2449 if (chip->hv_quirk && chip->hv_quirk->is_omnibook) {
2450 /*
2451 * Volume buttons on some HP OmniBook laptops don't work
2452 * correctly. This makes them work for the most part.
2453 *
2454 * Volume up and down buttons on the laptop side work.
2455 * Fn+cursor_up (volme up) works.
2456 * Fn+cursor_down (volume down) doesn't work.
2457 * Fn+F7 (mute) works acts as volume up.
2458 */
2459 outw(~(GPI_VOL_DOWN|GPI_VOL_UP), io + GPIO_MASK);
2460 outw(inw(io + GPIO_DIRECTION) & ~(GPI_VOL_DOWN|GPI_VOL_UP), io + GPIO_DIRECTION);
2461 outw((GPI_VOL_DOWN|GPI_VOL_UP), io + GPIO_DATA);
2462 outw(0xffff, io + GPIO_MASK);
2463 }
2464 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2465 n &= ~(HV_CTRL_ENABLE | REDUCED_DEBOUNCE | HV_BUTTON_FROM_GD);
2466 if (chip->hv_quirk)
2467 n |= chip->hv_quirk->config;
2468 /* For some reason we must always use reduced debounce. */
2469 n |= REDUCED_DEBOUNCE;
2470 n |= PM_CTRL_ENABLE | CLK_DIV_BY_49 | USE_PCI_TIMING;
2471 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2472
2473 outb(RESET_ASSP, chip->iobase + ASSP_CONTROL_B);
2474 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2475 n &= ~INT_CLK_SELECT;
2476 if (!chip->allegro_flag) {
2477 n &= ~INT_CLK_MULT_ENABLE;
2478 n |= INT_CLK_SRC_NOT_PCI;
2479 }
2480 n &= ~( CLK_MULT_MODE_SELECT | CLK_MULT_MODE_SELECT_2 );
2481 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2482
2483 if (chip->allegro_flag) {
2484 pci_read_config_dword(pcidev, PCI_USER_CONFIG, &n);
2485 n |= IN_CLK_12MHZ_SELECT;
2486 pci_write_config_dword(pcidev, PCI_USER_CONFIG, n);
2487 }
2488
2489 t = inb(chip->iobase + ASSP_CONTROL_A);
2490 t &= ~( DSP_CLK_36MHZ_SELECT | ASSP_CLK_49MHZ_SELECT);
2491 t |= ASSP_CLK_49MHZ_SELECT;
2492 t |= ASSP_0_WS_ENABLE;
2493 outb(t, chip->iobase + ASSP_CONTROL_A);
2494
2495 snd_m3_assp_init(chip); /* download DSP code before starting ASSP below */
2496 outb(RUN_ASSP, chip->iobase + ASSP_CONTROL_B);
2497
2498 outb(0x00, io + HARDWARE_VOL_CTRL);
2499 outb(0x88, io + SHADOW_MIX_REG_VOICE);
2500 outb(0x88, io + HW_VOL_COUNTER_VOICE);
2501 outb(0x88, io + SHADOW_MIX_REG_MASTER);
2502 outb(0x88, io + HW_VOL_COUNTER_MASTER);
2503
2504 return 0;
2505 }
2506
2507 static void
2508 snd_m3_enable_ints(struct snd_m3 *chip)
2509 {
2510 unsigned long io = chip->iobase;
2511 unsigned short val;
2512
2513 /* TODO: MPU401 not supported yet */
2514 val = ASSP_INT_ENABLE /*| MPU401_INT_ENABLE*/;
2515 if (chip->hv_quirk && (chip->hv_quirk->config & HV_CTRL_ENABLE))
2516 val |= HV_INT_ENABLE;
2517 outw(val, io + HOST_INT_CTRL);
2518 outb(inb(io + ASSP_CONTROL_C) | ASSP_HOST_INT_ENABLE,
2519 io + ASSP_CONTROL_C);
2520 }
2521
2522
2523 /*
2524 */
2525
2526 static int snd_m3_free(struct snd_m3 *chip)
2527 {
2528 struct m3_dma *s;
2529 int i;
2530
2531 if (chip->substreams) {
2532 spin_lock_irq(&chip->reg_lock);
2533 for (i = 0; i < chip->num_substreams; i++) {
2534 s = &chip->substreams[i];
2535 /* check surviving pcms; this should not happen though.. */
2536 if (s->substream && s->running)
2537 snd_m3_pcm_stop(chip, s, s->substream);
2538 }
2539 spin_unlock_irq(&chip->reg_lock);
2540 kfree(chip->substreams);
2541 }
2542 if (chip->iobase) {
2543 outw(0, chip->iobase + HOST_INT_CTRL); /* disable ints */
2544 }
2545
2546 #ifdef CONFIG_PM
2547 vfree(chip->suspend_mem);
2548 #endif
2549
2550 if (chip->irq >= 0) {
2551 synchronize_irq(chip->irq);
2552 free_irq(chip->irq, chip);
2553 }
2554
2555 if (chip->iobase)
2556 pci_release_regions(chip->pci);
2557
2558 pci_disable_device(chip->pci);
2559 kfree(chip);
2560 return 0;
2561 }
2562
2563
2564 /*
2565 * APM support
2566 */
2567 #ifdef CONFIG_PM
2568 static int m3_suspend(struct pci_dev *pci, pm_message_t state)
2569 {
2570 struct snd_card *card = pci_get_drvdata(pci);
2571 struct snd_m3 *chip = card->private_data;
2572 int i, index;
2573
2574 if (chip->suspend_mem == NULL)
2575 return 0;
2576
2577 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2578 snd_pcm_suspend_all(chip->pcm);
2579 snd_ac97_suspend(chip->ac97);
2580
2581 msleep(10); /* give the assp a chance to idle.. */
2582
2583 snd_m3_assp_halt(chip);
2584
2585 /* save dsp image */
2586 index = 0;
2587 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2588 chip->suspend_mem[index++] =
2589 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_CODE, i);
2590 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2591 chip->suspend_mem[index++] =
2592 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA, i);
2593
2594 /* power down apci registers */
2595 snd_m3_outw(chip, 0xffff, 0x54);
2596 snd_m3_outw(chip, 0xffff, 0x56);
2597
2598 pci_disable_device(pci);
2599 pci_save_state(pci);
2600 return 0;
2601 }
2602
2603 static int m3_resume(struct pci_dev *pci)
2604 {
2605 struct snd_card *card = pci_get_drvdata(pci);
2606 struct snd_m3 *chip = card->private_data;
2607 int i, index;
2608
2609 if (chip->suspend_mem == NULL)
2610 return 0;
2611
2612 pci_restore_state(pci);
2613 pci_enable_device(pci);
2614 pci_set_master(pci);
2615
2616 /* first lets just bring everything back. .*/
2617 snd_m3_outw(chip, 0, 0x54);
2618 snd_m3_outw(chip, 0, 0x56);
2619
2620 snd_m3_chip_init(chip);
2621 snd_m3_assp_halt(chip);
2622 snd_m3_ac97_reset(chip);
2623
2624 /* restore dsp image */
2625 index = 0;
2626 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2627 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE, i,
2628 chip->suspend_mem[index++]);
2629 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2630 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA, i,
2631 chip->suspend_mem[index++]);
2632
2633 /* tell the dma engine to restart itself */
2634 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2635 KDATA_DMA_ACTIVE, 0);
2636
2637 /* restore ac97 registers */
2638 snd_ac97_resume(chip->ac97);
2639
2640 snd_m3_assp_continue(chip);
2641 snd_m3_enable_ints(chip);
2642 snd_m3_amp_enable(chip, 1);
2643
2644 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2645 return 0;
2646 }
2647 #endif /* CONFIG_PM */
2648
2649
2650 /*
2651 */
2652
2653 static int snd_m3_dev_free(struct snd_device *device)
2654 {
2655 struct snd_m3 *chip = device->device_data;
2656 return snd_m3_free(chip);
2657 }
2658
2659 static int __devinit
2660 snd_m3_create(struct snd_card *card, struct pci_dev *pci,
2661 int enable_amp,
2662 int amp_gpio,
2663 struct snd_m3 **chip_ret)
2664 {
2665 struct snd_m3 *chip;
2666 int i, err;
2667 const struct m3_quirk *quirk;
2668 const struct m3_hv_quirk *hv_quirk;
2669 static struct snd_device_ops ops = {
2670 .dev_free = snd_m3_dev_free,
2671 };
2672
2673 *chip_ret = NULL;
2674
2675 if (pci_enable_device(pci))
2676 return -EIO;
2677
2678 /* check, if we can restrict PCI DMA transfers to 28 bits */
2679 if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
2680 pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
2681 snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
2682 pci_disable_device(pci);
2683 return -ENXIO;
2684 }
2685
2686 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2687 if (chip == NULL) {
2688 pci_disable_device(pci);
2689 return -ENOMEM;
2690 }
2691
2692 spin_lock_init(&chip->reg_lock);
2693 spin_lock_init(&chip->ac97_lock);
2694
2695 switch (pci->device) {
2696 case PCI_DEVICE_ID_ESS_ALLEGRO:
2697 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2698 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2699 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2700 chip->allegro_flag = 1;
2701 break;
2702 }
2703
2704 chip->card = card;
2705 chip->pci = pci;
2706 chip->irq = -1;
2707
2708 for (quirk = m3_quirk_list; quirk->vendor; quirk++) {
2709 if (pci->subsystem_vendor == quirk->vendor &&
2710 pci->subsystem_device == quirk->device) {
2711 printk(KERN_INFO "maestro3: enabled hack for '%s'\n", quirk->name);
2712 chip->quirk = quirk;
2713 break;
2714 }
2715 }
2716
2717 for (hv_quirk = m3_hv_quirk_list; hv_quirk->vendor; hv_quirk++) {
2718 if (pci->vendor == hv_quirk->vendor &&
2719 pci->device == hv_quirk->device &&
2720 pci->subsystem_vendor == hv_quirk->subsystem_vendor &&
2721 pci->subsystem_device == hv_quirk->subsystem_device) {
2722 chip->hv_quirk = hv_quirk;
2723 break;
2724 }
2725 }
2726
2727 chip->external_amp = enable_amp;
2728 if (amp_gpio >= 0 && amp_gpio <= 0x0f)
2729 chip->amp_gpio = amp_gpio;
2730 else if (chip->quirk && chip->quirk->amp_gpio >= 0)
2731 chip->amp_gpio = chip->quirk->amp_gpio;
2732 else if (chip->allegro_flag)
2733 chip->amp_gpio = GPO_EXT_AMP_ALLEGRO;
2734 else /* presumably this is for all 'maestro3's.. */
2735 chip->amp_gpio = GPO_EXT_AMP_M3;
2736
2737 chip->num_substreams = NR_DSPS;
2738 chip->substreams = kcalloc(chip->num_substreams, sizeof(struct m3_dma),
2739 GFP_KERNEL);
2740 if (chip->substreams == NULL) {
2741 kfree(chip);
2742 pci_disable_device(pci);
2743 return -ENOMEM;
2744 }
2745
2746 if ((err = pci_request_regions(pci, card->driver)) < 0) {
2747 snd_m3_free(chip);
2748 return err;
2749 }
2750 chip->iobase = pci_resource_start(pci, 0);
2751
2752 /* just to be sure */
2753 pci_set_master(pci);
2754
2755 snd_m3_chip_init(chip);
2756 snd_m3_assp_halt(chip);
2757
2758 snd_m3_ac97_reset(chip);
2759
2760 snd_m3_amp_enable(chip, 1);
2761
2762 tasklet_init(&chip->hwvol_tq, snd_m3_update_hw_volume, (unsigned long)chip);
2763
2764 if (request_irq(pci->irq, snd_m3_interrupt, SA_INTERRUPT|SA_SHIRQ,
2765 card->driver, chip)) {
2766 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2767 snd_m3_free(chip);
2768 return -ENOMEM;
2769 }
2770 chip->irq = pci->irq;
2771
2772 #ifdef CONFIG_PM
2773 chip->suspend_mem = vmalloc(sizeof(u16) * (REV_B_CODE_MEMORY_LENGTH + REV_B_DATA_MEMORY_LENGTH));
2774 if (chip->suspend_mem == NULL)
2775 snd_printk(KERN_WARNING "can't allocate apm buffer\n");
2776 #endif
2777
2778 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2779 snd_m3_free(chip);
2780 return err;
2781 }
2782
2783 if ((err = snd_m3_mixer(chip)) < 0)
2784 return err;
2785
2786 for (i = 0; i < chip->num_substreams; i++) {
2787 struct m3_dma *s = &chip->substreams[i];
2788 if ((err = snd_m3_assp_client_init(chip, s, i)) < 0)
2789 return err;
2790 }
2791
2792 if ((err = snd_m3_pcm(chip, 0)) < 0)
2793 return err;
2794
2795 snd_m3_enable_ints(chip);
2796 snd_m3_assp_continue(chip);
2797
2798 snd_card_set_dev(card, &pci->dev);
2799
2800 *chip_ret = chip;
2801
2802 return 0;
2803 }
2804
2805 /*
2806 */
2807 static int __devinit
2808 snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2809 {
2810 static int dev;
2811 struct snd_card *card;
2812 struct snd_m3 *chip;
2813 int err;
2814
2815 /* don't pick up modems */
2816 if (((pci->class >> 8) & 0xffff) != PCI_CLASS_MULTIMEDIA_AUDIO)
2817 return -ENODEV;
2818
2819 if (dev >= SNDRV_CARDS)
2820 return -ENODEV;
2821 if (!enable[dev]) {
2822 dev++;
2823 return -ENOENT;
2824 }
2825
2826 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2827 if (card == NULL)
2828 return -ENOMEM;
2829
2830 switch (pci->device) {
2831 case PCI_DEVICE_ID_ESS_ALLEGRO:
2832 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2833 strcpy(card->driver, "Allegro");
2834 break;
2835 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2836 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2837 strcpy(card->driver, "Canyon3D-2");
2838 break;
2839 default:
2840 strcpy(card->driver, "Maestro3");
2841 break;
2842 }
2843
2844 if ((err = snd_m3_create(card, pci,
2845 external_amp[dev],
2846 amp_gpio[dev],
2847 &chip)) < 0) {
2848 snd_card_free(card);
2849 return err;
2850 }
2851 card->private_data = chip;
2852
2853 sprintf(card->shortname, "ESS %s PCI", card->driver);
2854 sprintf(card->longname, "%s at 0x%lx, irq %d",
2855 card->shortname, chip->iobase, chip->irq);
2856
2857 if ((err = snd_card_register(card)) < 0) {
2858 snd_card_free(card);
2859 return err;
2860 }
2861
2862 #if 0 /* TODO: not supported yet */
2863 /* TODO enable MIDI IRQ and I/O */
2864 err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
2865 chip->iobase + MPU401_DATA_PORT, 1,
2866 chip->irq, 0, &chip->rmidi);
2867 if (err < 0)
2868 printk(KERN_WARNING "maestro3: no MIDI support.\n");
2869 #endif
2870
2871 pci_set_drvdata(pci, card);
2872 dev++;
2873 return 0;
2874 }
2875
2876 static void __devexit snd_m3_remove(struct pci_dev *pci)
2877 {
2878 snd_card_free(pci_get_drvdata(pci));
2879 pci_set_drvdata(pci, NULL);
2880 }
2881
2882 static struct pci_driver driver = {
2883 .name = "Maestro3",
2884 .id_table = snd_m3_ids,
2885 .probe = snd_m3_probe,
2886 .remove = __devexit_p(snd_m3_remove),
2887 #ifdef CONFIG_PM
2888 .suspend = m3_suspend,
2889 .resume = m3_resume,
2890 #endif
2891 };
2892
2893 static int __init alsa_card_m3_init(void)
2894 {
2895 return pci_register_driver(&driver);
2896 }
2897
2898 static void __exit alsa_card_m3_exit(void)
2899 {
2900 pci_unregister_driver(&driver);
2901 }
2902
2903 module_init(alsa_card_m3_init)
2904 module_exit(alsa_card_m3_exit)
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