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sched: make the multiplication table more accurate
[usb.git] / sound / pci / maestro3.c
blob8a5ff1cb53624a7af375202fde52073d733d21cc
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/firmware.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 #include <asm/byteorder.h>
53
54 MODULE_AUTHOR("Zach Brown <zab@zabbo.net>, Takashi Iwai <tiwai@suse.de>");
55 MODULE_DESCRIPTION("ESS Maestro3 PCI");
56 MODULE_LICENSE("GPL");
57 MODULE_SUPPORTED_DEVICE("{{ESS,Maestro3 PCI},"
58 "{ESS,ES1988},"
59 "{ESS,Allegro PCI},"
60 "{ESS,Allegro-1 PCI},"
61 "{ESS,Canyon3D-2/LE PCI}}");
62 #ifndef CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL
63 MODULE_FIRMWARE("ess/maestro3_assp_kernel.fw");
64 MODULE_FIRMWARE("ess/maestro3_assp_minisrc.fw");
65 #endif
66
67 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
68 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
69 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* all enabled */
70 static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
71 static int amp_gpio[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
72
73 module_param_array(index, int, NULL, 0444);
74 MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
75 module_param_array(id, charp, NULL, 0444);
76 MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
77 module_param_array(enable, bool, NULL, 0444);
78 MODULE_PARM_DESC(enable, "Enable this soundcard.");
79 module_param_array(external_amp, bool, NULL, 0444);
80 MODULE_PARM_DESC(external_amp, "Enable external amp for " CARD_NAME " soundcard.");
81 module_param_array(amp_gpio, int, NULL, 0444);
82 MODULE_PARM_DESC(amp_gpio, "GPIO pin number for external amp. (default = -1)");
83
84 #define MAX_PLAYBACKS 2
85 #define MAX_CAPTURES 1
86 #define NR_DSPS (MAX_PLAYBACKS + MAX_CAPTURES)
87
88
89 /*
90 * maestro3 registers
91 */
92
93 /* Allegro PCI configuration registers */
94 #define PCI_LEGACY_AUDIO_CTRL 0x40
95 #define SOUND_BLASTER_ENABLE 0x00000001
96 #define FM_SYNTHESIS_ENABLE 0x00000002
97 #define GAME_PORT_ENABLE 0x00000004
98 #define MPU401_IO_ENABLE 0x00000008
99 #define MPU401_IRQ_ENABLE 0x00000010
100 #define ALIAS_10BIT_IO 0x00000020
101 #define SB_DMA_MASK 0x000000C0
102 #define SB_DMA_0 0x00000040
103 #define SB_DMA_1 0x00000040
104 #define SB_DMA_R 0x00000080
105 #define SB_DMA_3 0x000000C0
106 #define SB_IRQ_MASK 0x00000700
107 #define SB_IRQ_5 0x00000000
108 #define SB_IRQ_7 0x00000100
109 #define SB_IRQ_9 0x00000200
110 #define SB_IRQ_10 0x00000300
111 #define MIDI_IRQ_MASK 0x00003800
112 #define SERIAL_IRQ_ENABLE 0x00004000
113 #define DISABLE_LEGACY 0x00008000
114
115 #define PCI_ALLEGRO_CONFIG 0x50
116 #define SB_ADDR_240 0x00000004
117 #define MPU_ADDR_MASK 0x00000018
118 #define MPU_ADDR_330 0x00000000
119 #define MPU_ADDR_300 0x00000008
120 #define MPU_ADDR_320 0x00000010
121 #define MPU_ADDR_340 0x00000018
122 #define USE_PCI_TIMING 0x00000040
123 #define POSTED_WRITE_ENABLE 0x00000080
124 #define DMA_POLICY_MASK 0x00000700
125 #define DMA_DDMA 0x00000000
126 #define DMA_TDMA 0x00000100
127 #define DMA_PCPCI 0x00000200
128 #define DMA_WBDMA16 0x00000400
129 #define DMA_WBDMA4 0x00000500
130 #define DMA_WBDMA2 0x00000600
131 #define DMA_WBDMA1 0x00000700
132 #define DMA_SAFE_GUARD 0x00000800
133 #define HI_PERF_GP_ENABLE 0x00001000
134 #define PIC_SNOOP_MODE_0 0x00002000
135 #define PIC_SNOOP_MODE_1 0x00004000
136 #define SOUNDBLASTER_IRQ_MASK 0x00008000
137 #define RING_IN_ENABLE 0x00010000
138 #define SPDIF_TEST_MODE 0x00020000
139 #define CLK_MULT_MODE_SELECT_2 0x00040000
140 #define EEPROM_WRITE_ENABLE 0x00080000
141 #define CODEC_DIR_IN 0x00100000
142 #define HV_BUTTON_FROM_GD 0x00200000
143 #define REDUCED_DEBOUNCE 0x00400000
144 #define HV_CTRL_ENABLE 0x00800000
145 #define SPDIF_ENABLE 0x01000000
146 #define CLK_DIV_SELECT 0x06000000
147 #define CLK_DIV_BY_48 0x00000000
148 #define CLK_DIV_BY_49 0x02000000
149 #define CLK_DIV_BY_50 0x04000000
150 #define CLK_DIV_RESERVED 0x06000000
151 #define PM_CTRL_ENABLE 0x08000000
152 #define CLK_MULT_MODE_SELECT 0x30000000
153 #define CLK_MULT_MODE_SHIFT 28
154 #define CLK_MULT_MODE_0 0x00000000
155 #define CLK_MULT_MODE_1 0x10000000
156 #define CLK_MULT_MODE_2 0x20000000
157 #define CLK_MULT_MODE_3 0x30000000
158 #define INT_CLK_SELECT 0x40000000
159 #define INT_CLK_MULT_RESET 0x80000000
160
161 /* M3 */
162 #define INT_CLK_SRC_NOT_PCI 0x00100000
163 #define INT_CLK_MULT_ENABLE 0x80000000
164
165 #define PCI_ACPI_CONTROL 0x54
166 #define PCI_ACPI_D0 0x00000000
167 #define PCI_ACPI_D1 0xB4F70000
168 #define PCI_ACPI_D2 0xB4F7B4F7
169
170 #define PCI_USER_CONFIG 0x58
171 #define EXT_PCI_MASTER_ENABLE 0x00000001
172 #define SPDIF_OUT_SELECT 0x00000002
173 #define TEST_PIN_DIR_CTRL 0x00000004
174 #define AC97_CODEC_TEST 0x00000020
175 #define TRI_STATE_BUFFER 0x00000080
176 #define IN_CLK_12MHZ_SELECT 0x00000100
177 #define MULTI_FUNC_DISABLE 0x00000200
178 #define EXT_MASTER_PAIR_SEL 0x00000400
179 #define PCI_MASTER_SUPPORT 0x00000800
180 #define STOP_CLOCK_ENABLE 0x00001000
181 #define EAPD_DRIVE_ENABLE 0x00002000
182 #define REQ_TRI_STATE_ENABLE 0x00004000
183 #define REQ_LOW_ENABLE 0x00008000
184 #define MIDI_1_ENABLE 0x00010000
185 #define MIDI_2_ENABLE 0x00020000
186 #define SB_AUDIO_SYNC 0x00040000
187 #define HV_CTRL_TEST 0x00100000
188 #define SOUNDBLASTER_TEST 0x00400000
189
190 #define PCI_USER_CONFIG_C 0x5C
191
192 #define PCI_DDMA_CTRL 0x60
193 #define DDMA_ENABLE 0x00000001
194
195
196 /* Allegro registers */
197 #define HOST_INT_CTRL 0x18
198 #define SB_INT_ENABLE 0x0001
199 #define MPU401_INT_ENABLE 0x0002
200 #define ASSP_INT_ENABLE 0x0010
201 #define RING_INT_ENABLE 0x0020
202 #define HV_INT_ENABLE 0x0040
203 #define CLKRUN_GEN_ENABLE 0x0100
204 #define HV_CTRL_TO_PME 0x0400
205 #define SOFTWARE_RESET_ENABLE 0x8000
206
207 /*
208 * should be using the above defines, probably.
209 */
210 #define REGB_ENABLE_RESET 0x01
211 #define REGB_STOP_CLOCK 0x10
212
213 #define HOST_INT_STATUS 0x1A
214 #define SB_INT_PENDING 0x01
215 #define MPU401_INT_PENDING 0x02
216 #define ASSP_INT_PENDING 0x10
217 #define RING_INT_PENDING 0x20
218 #define HV_INT_PENDING 0x40
219
220 #define HARDWARE_VOL_CTRL 0x1B
221 #define SHADOW_MIX_REG_VOICE 0x1C
222 #define HW_VOL_COUNTER_VOICE 0x1D
223 #define SHADOW_MIX_REG_MASTER 0x1E
224 #define HW_VOL_COUNTER_MASTER 0x1F
225
226 #define CODEC_COMMAND 0x30
227 #define CODEC_READ_B 0x80
228
229 #define CODEC_STATUS 0x30
230 #define CODEC_BUSY_B 0x01
231
232 #define CODEC_DATA 0x32
233
234 #define RING_BUS_CTRL_A 0x36
235 #define RAC_PME_ENABLE 0x0100
236 #define RAC_SDFS_ENABLE 0x0200
237 #define LAC_PME_ENABLE 0x0400
238 #define LAC_SDFS_ENABLE 0x0800
239 #define SERIAL_AC_LINK_ENABLE 0x1000
240 #define IO_SRAM_ENABLE 0x2000
241 #define IIS_INPUT_ENABLE 0x8000
242
243 #define RING_BUS_CTRL_B 0x38
244 #define SECOND_CODEC_ID_MASK 0x0003
245 #define SPDIF_FUNC_ENABLE 0x0010
246 #define SECOND_AC_ENABLE 0x0020
247 #define SB_MODULE_INTF_ENABLE 0x0040
248 #define SSPE_ENABLE 0x0040
249 #define M3I_DOCK_ENABLE 0x0080
250
251 #define SDO_OUT_DEST_CTRL 0x3A
252 #define COMMAND_ADDR_OUT 0x0003
253 #define PCM_LR_OUT_LOCAL 0x0000
254 #define PCM_LR_OUT_REMOTE 0x0004
255 #define PCM_LR_OUT_MUTE 0x0008
256 #define PCM_LR_OUT_BOTH 0x000C
257 #define LINE1_DAC_OUT_LOCAL 0x0000
258 #define LINE1_DAC_OUT_REMOTE 0x0010
259 #define LINE1_DAC_OUT_MUTE 0x0020
260 #define LINE1_DAC_OUT_BOTH 0x0030
261 #define PCM_CLS_OUT_LOCAL 0x0000
262 #define PCM_CLS_OUT_REMOTE 0x0040
263 #define PCM_CLS_OUT_MUTE 0x0080
264 #define PCM_CLS_OUT_BOTH 0x00C0
265 #define PCM_RLF_OUT_LOCAL 0x0000
266 #define PCM_RLF_OUT_REMOTE 0x0100
267 #define PCM_RLF_OUT_MUTE 0x0200
268 #define PCM_RLF_OUT_BOTH 0x0300
269 #define LINE2_DAC_OUT_LOCAL 0x0000
270 #define LINE2_DAC_OUT_REMOTE 0x0400
271 #define LINE2_DAC_OUT_MUTE 0x0800
272 #define LINE2_DAC_OUT_BOTH 0x0C00
273 #define HANDSET_OUT_LOCAL 0x0000
274 #define HANDSET_OUT_REMOTE 0x1000
275 #define HANDSET_OUT_MUTE 0x2000
276 #define HANDSET_OUT_BOTH 0x3000
277 #define IO_CTRL_OUT_LOCAL 0x0000
278 #define IO_CTRL_OUT_REMOTE 0x4000
279 #define IO_CTRL_OUT_MUTE 0x8000
280 #define IO_CTRL_OUT_BOTH 0xC000
281
282 #define SDO_IN_DEST_CTRL 0x3C
283 #define STATUS_ADDR_IN 0x0003
284 #define PCM_LR_IN_LOCAL 0x0000
285 #define PCM_LR_IN_REMOTE 0x0004
286 #define PCM_LR_RESERVED 0x0008
287 #define PCM_LR_IN_BOTH 0x000C
288 #define LINE1_ADC_IN_LOCAL 0x0000
289 #define LINE1_ADC_IN_REMOTE 0x0010
290 #define LINE1_ADC_IN_MUTE 0x0020
291 #define MIC_ADC_IN_LOCAL 0x0000
292 #define MIC_ADC_IN_REMOTE 0x0040
293 #define MIC_ADC_IN_MUTE 0x0080
294 #define LINE2_DAC_IN_LOCAL 0x0000
295 #define LINE2_DAC_IN_REMOTE 0x0400
296 #define LINE2_DAC_IN_MUTE 0x0800
297 #define HANDSET_IN_LOCAL 0x0000
298 #define HANDSET_IN_REMOTE 0x1000
299 #define HANDSET_IN_MUTE 0x2000
300 #define IO_STATUS_IN_LOCAL 0x0000
301 #define IO_STATUS_IN_REMOTE 0x4000
302
303 #define SPDIF_IN_CTRL 0x3E
304 #define SPDIF_IN_ENABLE 0x0001
305
306 #define GPIO_DATA 0x60
307 #define GPIO_DATA_MASK 0x0FFF
308 #define GPIO_HV_STATUS 0x3000
309 #define GPIO_PME_STATUS 0x4000
310
311 #define GPIO_MASK 0x64
312 #define GPIO_DIRECTION 0x68
313 #define GPO_PRIMARY_AC97 0x0001
314 #define GPI_LINEOUT_SENSE 0x0004
315 #define GPO_SECONDARY_AC97 0x0008
316 #define GPI_VOL_DOWN 0x0010
317 #define GPI_VOL_UP 0x0020
318 #define GPI_IIS_CLK 0x0040
319 #define GPI_IIS_LRCLK 0x0080
320 #define GPI_IIS_DATA 0x0100
321 #define GPI_DOCKING_STATUS 0x0100
322 #define GPI_HEADPHONE_SENSE 0x0200
323 #define GPO_EXT_AMP_SHUTDOWN 0x1000
324
325 #define GPO_EXT_AMP_M3 1 /* default m3 amp */
326 #define GPO_EXT_AMP_ALLEGRO 8 /* default allegro amp */
327
328 /* M3 */
329 #define GPO_M3_EXT_AMP_SHUTDN 0x0002
330
331 #define ASSP_INDEX_PORT 0x80
332 #define ASSP_MEMORY_PORT 0x82
333 #define ASSP_DATA_PORT 0x84
334
335 #define MPU401_DATA_PORT 0x98
336 #define MPU401_STATUS_PORT 0x99
337
338 #define CLK_MULT_DATA_PORT 0x9C
339
340 #define ASSP_CONTROL_A 0xA2
341 #define ASSP_0_WS_ENABLE 0x01
342 #define ASSP_CTRL_A_RESERVED1 0x02
343 #define ASSP_CTRL_A_RESERVED2 0x04
344 #define ASSP_CLK_49MHZ_SELECT 0x08
345 #define FAST_PLU_ENABLE 0x10
346 #define ASSP_CTRL_A_RESERVED3 0x20
347 #define DSP_CLK_36MHZ_SELECT 0x40
348
349 #define ASSP_CONTROL_B 0xA4
350 #define RESET_ASSP 0x00
351 #define RUN_ASSP 0x01
352 #define ENABLE_ASSP_CLOCK 0x00
353 #define STOP_ASSP_CLOCK 0x10
354 #define RESET_TOGGLE 0x40
355
356 #define ASSP_CONTROL_C 0xA6
357 #define ASSP_HOST_INT_ENABLE 0x01
358 #define FM_ADDR_REMAP_DISABLE 0x02
359 #define HOST_WRITE_PORT_ENABLE 0x08
360
361 #define ASSP_HOST_INT_STATUS 0xAC
362 #define DSP2HOST_REQ_PIORECORD 0x01
363 #define DSP2HOST_REQ_I2SRATE 0x02
364 #define DSP2HOST_REQ_TIMER 0x04
365
366 /* AC97 registers */
367 /* XXX fix this crap up */
368 /*#define AC97_RESET 0x00*/
369
370 #define AC97_VOL_MUTE_B 0x8000
371 #define AC97_VOL_M 0x1F
372 #define AC97_LEFT_VOL_S 8
373
374 #define AC97_MASTER_VOL 0x02
375 #define AC97_LINE_LEVEL_VOL 0x04
376 #define AC97_MASTER_MONO_VOL 0x06
377 #define AC97_PC_BEEP_VOL 0x0A
378 #define AC97_PC_BEEP_VOL_M 0x0F
379 #define AC97_SROUND_MASTER_VOL 0x38
380 #define AC97_PC_BEEP_VOL_S 1
381
382 /*#define AC97_PHONE_VOL 0x0C
383 #define AC97_MIC_VOL 0x0E*/
384 #define AC97_MIC_20DB_ENABLE 0x40
385
386 /*#define AC97_LINEIN_VOL 0x10
387 #define AC97_CD_VOL 0x12
388 #define AC97_VIDEO_VOL 0x14
389 #define AC97_AUX_VOL 0x16*/
390 #define AC97_PCM_OUT_VOL 0x18
391 /*#define AC97_RECORD_SELECT 0x1A*/
392 #define AC97_RECORD_MIC 0x00
393 #define AC97_RECORD_CD 0x01
394 #define AC97_RECORD_VIDEO 0x02
395 #define AC97_RECORD_AUX 0x03
396 #define AC97_RECORD_MONO_MUX 0x02
397 #define AC97_RECORD_DIGITAL 0x03
398 #define AC97_RECORD_LINE 0x04
399 #define AC97_RECORD_STEREO 0x05
400 #define AC97_RECORD_MONO 0x06
401 #define AC97_RECORD_PHONE 0x07
402
403 /*#define AC97_RECORD_GAIN 0x1C*/
404 #define AC97_RECORD_VOL_M 0x0F
405
406 /*#define AC97_GENERAL_PURPOSE 0x20*/
407 #define AC97_POWER_DOWN_CTRL 0x26
408 #define AC97_ADC_READY 0x0001
409 #define AC97_DAC_READY 0x0002
410 #define AC97_ANALOG_READY 0x0004
411 #define AC97_VREF_ON 0x0008
412 #define AC97_PR0 0x0100
413 #define AC97_PR1 0x0200
414 #define AC97_PR2 0x0400
415 #define AC97_PR3 0x0800
416 #define AC97_PR4 0x1000
417
418 #define AC97_RESERVED1 0x28
419
420 #define AC97_VENDOR_TEST 0x5A
421
422 #define AC97_CLOCK_DELAY 0x5C
423 #define AC97_LINEOUT_MUX_SEL 0x0001
424 #define AC97_MONO_MUX_SEL 0x0002
425 #define AC97_CLOCK_DELAY_SEL 0x1F
426 #define AC97_DAC_CDS_SHIFT 6
427 #define AC97_ADC_CDS_SHIFT 11
428
429 #define AC97_MULTI_CHANNEL_SEL 0x74
430
431 /*#define AC97_VENDOR_ID1 0x7C
432 #define AC97_VENDOR_ID2 0x7E*/
433
434 /*
435 * ASSP control regs
436 */
437 #define DSP_PORT_TIMER_COUNT 0x06
438
439 #define DSP_PORT_MEMORY_INDEX 0x80
440
441 #define DSP_PORT_MEMORY_TYPE 0x82
442 #define MEMTYPE_INTERNAL_CODE 0x0002
443 #define MEMTYPE_INTERNAL_DATA 0x0003
444 #define MEMTYPE_MASK 0x0003
445
446 #define DSP_PORT_MEMORY_DATA 0x84
447
448 #define DSP_PORT_CONTROL_REG_A 0xA2
449 #define DSP_PORT_CONTROL_REG_B 0xA4
450 #define DSP_PORT_CONTROL_REG_C 0xA6
451
452 #define REV_A_CODE_MEMORY_BEGIN 0x0000
453 #define REV_A_CODE_MEMORY_END 0x0FFF
454 #define REV_A_CODE_MEMORY_UNIT_LENGTH 0x0040
455 #define REV_A_CODE_MEMORY_LENGTH (REV_A_CODE_MEMORY_END - REV_A_CODE_MEMORY_BEGIN + 1)
456
457 #define REV_B_CODE_MEMORY_BEGIN 0x0000
458 #define REV_B_CODE_MEMORY_END 0x0BFF
459 #define REV_B_CODE_MEMORY_UNIT_LENGTH 0x0040
460 #define REV_B_CODE_MEMORY_LENGTH (REV_B_CODE_MEMORY_END - REV_B_CODE_MEMORY_BEGIN + 1)
461
462 #define REV_A_DATA_MEMORY_BEGIN 0x1000
463 #define REV_A_DATA_MEMORY_END 0x2FFF
464 #define REV_A_DATA_MEMORY_UNIT_LENGTH 0x0080
465 #define REV_A_DATA_MEMORY_LENGTH (REV_A_DATA_MEMORY_END - REV_A_DATA_MEMORY_BEGIN + 1)
466
467 #define REV_B_DATA_MEMORY_BEGIN 0x1000
468 #define REV_B_DATA_MEMORY_END 0x2BFF
469 #define REV_B_DATA_MEMORY_UNIT_LENGTH 0x0080
470 #define REV_B_DATA_MEMORY_LENGTH (REV_B_DATA_MEMORY_END - REV_B_DATA_MEMORY_BEGIN + 1)
471
472
473 #define NUM_UNITS_KERNEL_CODE 16
474 #define NUM_UNITS_KERNEL_DATA 2
475
476 #define NUM_UNITS_KERNEL_CODE_WITH_HSP 16
477 #define NUM_UNITS_KERNEL_DATA_WITH_HSP 5
478
479 /*
480 * Kernel data layout
481 */
482
483 #define DP_SHIFT_COUNT 7
484
485 #define KDATA_BASE_ADDR 0x1000
486 #define KDATA_BASE_ADDR2 0x1080
487
488 #define KDATA_TASK0 (KDATA_BASE_ADDR + 0x0000)
489 #define KDATA_TASK1 (KDATA_BASE_ADDR + 0x0001)
490 #define KDATA_TASK2 (KDATA_BASE_ADDR + 0x0002)
491 #define KDATA_TASK3 (KDATA_BASE_ADDR + 0x0003)
492 #define KDATA_TASK4 (KDATA_BASE_ADDR + 0x0004)
493 #define KDATA_TASK5 (KDATA_BASE_ADDR + 0x0005)
494 #define KDATA_TASK6 (KDATA_BASE_ADDR + 0x0006)
495 #define KDATA_TASK7 (KDATA_BASE_ADDR + 0x0007)
496 #define KDATA_TASK_ENDMARK (KDATA_BASE_ADDR + 0x0008)
497
498 #define KDATA_CURRENT_TASK (KDATA_BASE_ADDR + 0x0009)
499 #define KDATA_TASK_SWITCH (KDATA_BASE_ADDR + 0x000A)
500
501 #define KDATA_INSTANCE0_POS3D (KDATA_BASE_ADDR + 0x000B)
502 #define KDATA_INSTANCE1_POS3D (KDATA_BASE_ADDR + 0x000C)
503 #define KDATA_INSTANCE2_POS3D (KDATA_BASE_ADDR + 0x000D)
504 #define KDATA_INSTANCE3_POS3D (KDATA_BASE_ADDR + 0x000E)
505 #define KDATA_INSTANCE4_POS3D (KDATA_BASE_ADDR + 0x000F)
506 #define KDATA_INSTANCE5_POS3D (KDATA_BASE_ADDR + 0x0010)
507 #define KDATA_INSTANCE6_POS3D (KDATA_BASE_ADDR + 0x0011)
508 #define KDATA_INSTANCE7_POS3D (KDATA_BASE_ADDR + 0x0012)
509 #define KDATA_INSTANCE8_POS3D (KDATA_BASE_ADDR + 0x0013)
510 #define KDATA_INSTANCE_POS3D_ENDMARK (KDATA_BASE_ADDR + 0x0014)
511
512 #define KDATA_INSTANCE0_SPKVIRT (KDATA_BASE_ADDR + 0x0015)
513 #define KDATA_INSTANCE_SPKVIRT_ENDMARK (KDATA_BASE_ADDR + 0x0016)
514
515 #define KDATA_INSTANCE0_SPDIF (KDATA_BASE_ADDR + 0x0017)
516 #define KDATA_INSTANCE_SPDIF_ENDMARK (KDATA_BASE_ADDR + 0x0018)
517
518 #define KDATA_INSTANCE0_MODEM (KDATA_BASE_ADDR + 0x0019)
519 #define KDATA_INSTANCE_MODEM_ENDMARK (KDATA_BASE_ADDR + 0x001A)
520
521 #define KDATA_INSTANCE0_SRC (KDATA_BASE_ADDR + 0x001B)
522 #define KDATA_INSTANCE1_SRC (KDATA_BASE_ADDR + 0x001C)
523 #define KDATA_INSTANCE_SRC_ENDMARK (KDATA_BASE_ADDR + 0x001D)
524
525 #define KDATA_INSTANCE0_MINISRC (KDATA_BASE_ADDR + 0x001E)
526 #define KDATA_INSTANCE1_MINISRC (KDATA_BASE_ADDR + 0x001F)
527 #define KDATA_INSTANCE2_MINISRC (KDATA_BASE_ADDR + 0x0020)
528 #define KDATA_INSTANCE3_MINISRC (KDATA_BASE_ADDR + 0x0021)
529 #define KDATA_INSTANCE_MINISRC_ENDMARK (KDATA_BASE_ADDR + 0x0022)
530
531 #define KDATA_INSTANCE0_CPYTHRU (KDATA_BASE_ADDR + 0x0023)
532 #define KDATA_INSTANCE1_CPYTHRU (KDATA_BASE_ADDR + 0x0024)
533 #define KDATA_INSTANCE_CPYTHRU_ENDMARK (KDATA_BASE_ADDR + 0x0025)
534
535 #define KDATA_CURRENT_DMA (KDATA_BASE_ADDR + 0x0026)
536 #define KDATA_DMA_SWITCH (KDATA_BASE_ADDR + 0x0027)
537 #define KDATA_DMA_ACTIVE (KDATA_BASE_ADDR + 0x0028)
538
539 #define KDATA_DMA_XFER0 (KDATA_BASE_ADDR + 0x0029)
540 #define KDATA_DMA_XFER1 (KDATA_BASE_ADDR + 0x002A)
541 #define KDATA_DMA_XFER2 (KDATA_BASE_ADDR + 0x002B)
542 #define KDATA_DMA_XFER3 (KDATA_BASE_ADDR + 0x002C)
543 #define KDATA_DMA_XFER4 (KDATA_BASE_ADDR + 0x002D)
544 #define KDATA_DMA_XFER5 (KDATA_BASE_ADDR + 0x002E)
545 #define KDATA_DMA_XFER6 (KDATA_BASE_ADDR + 0x002F)
546 #define KDATA_DMA_XFER7 (KDATA_BASE_ADDR + 0x0030)
547 #define KDATA_DMA_XFER8 (KDATA_BASE_ADDR + 0x0031)
548 #define KDATA_DMA_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0032)
549
550 #define KDATA_I2S_SAMPLE_COUNT (KDATA_BASE_ADDR + 0x0033)
551 #define KDATA_I2S_INT_METER (KDATA_BASE_ADDR + 0x0034)
552 #define KDATA_I2S_ACTIVE (KDATA_BASE_ADDR + 0x0035)
553
554 #define KDATA_TIMER_COUNT_RELOAD (KDATA_BASE_ADDR + 0x0036)
555 #define KDATA_TIMER_COUNT_CURRENT (KDATA_BASE_ADDR + 0x0037)
556
557 #define KDATA_HALT_SYNCH_CLIENT (KDATA_BASE_ADDR + 0x0038)
558 #define KDATA_HALT_SYNCH_DMA (KDATA_BASE_ADDR + 0x0039)
559 #define KDATA_HALT_ACKNOWLEDGE (KDATA_BASE_ADDR + 0x003A)
560
561 #define KDATA_ADC1_XFER0 (KDATA_BASE_ADDR + 0x003B)
562 #define KDATA_ADC1_XFER_ENDMARK (KDATA_BASE_ADDR + 0x003C)
563 #define KDATA_ADC1_LEFT_VOLUME (KDATA_BASE_ADDR + 0x003D)
564 #define KDATA_ADC1_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x003E)
565 #define KDATA_ADC1_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x003F)
566 #define KDATA_ADC1_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0040)
567
568 #define KDATA_ADC2_XFER0 (KDATA_BASE_ADDR + 0x0041)
569 #define KDATA_ADC2_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0042)
570 #define KDATA_ADC2_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0043)
571 #define KDATA_ADC2_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x0044)
572 #define KDATA_ADC2_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x0045)
573 #define KDATA_ADC2_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0046)
574
575 #define KDATA_CD_XFER0 (KDATA_BASE_ADDR + 0x0047)
576 #define KDATA_CD_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0048)
577 #define KDATA_CD_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0049)
578 #define KDATA_CD_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x004A)
579 #define KDATA_CD_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x004B)
580 #define KDATA_CD_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x004C)
581
582 #define KDATA_MIC_XFER0 (KDATA_BASE_ADDR + 0x004D)
583 #define KDATA_MIC_XFER_ENDMARK (KDATA_BASE_ADDR + 0x004E)
584 #define KDATA_MIC_VOLUME (KDATA_BASE_ADDR + 0x004F)
585 #define KDATA_MIC_SUR_VOL (KDATA_BASE_ADDR + 0x0050)
586
587 #define KDATA_I2S_XFER0 (KDATA_BASE_ADDR + 0x0051)
588 #define KDATA_I2S_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0052)
589
590 #define KDATA_CHI_XFER0 (KDATA_BASE_ADDR + 0x0053)
591 #define KDATA_CHI_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0054)
592
593 #define KDATA_SPDIF_XFER (KDATA_BASE_ADDR + 0x0055)
594 #define KDATA_SPDIF_CURRENT_FRAME (KDATA_BASE_ADDR + 0x0056)
595 #define KDATA_SPDIF_FRAME0 (KDATA_BASE_ADDR + 0x0057)
596 #define KDATA_SPDIF_FRAME1 (KDATA_BASE_ADDR + 0x0058)
597 #define KDATA_SPDIF_FRAME2 (KDATA_BASE_ADDR + 0x0059)
598
599 #define KDATA_SPDIF_REQUEST (KDATA_BASE_ADDR + 0x005A)
600 #define KDATA_SPDIF_TEMP (KDATA_BASE_ADDR + 0x005B)
601
602 #define KDATA_SPDIFIN_XFER0 (KDATA_BASE_ADDR + 0x005C)
603 #define KDATA_SPDIFIN_XFER_ENDMARK (KDATA_BASE_ADDR + 0x005D)
604 #define KDATA_SPDIFIN_INT_METER (KDATA_BASE_ADDR + 0x005E)
605
606 #define KDATA_DSP_RESET_COUNT (KDATA_BASE_ADDR + 0x005F)
607 #define KDATA_DEBUG_OUTPUT (KDATA_BASE_ADDR + 0x0060)
608
609 #define KDATA_KERNEL_ISR_LIST (KDATA_BASE_ADDR + 0x0061)
610
611 #define KDATA_KERNEL_ISR_CBSR1 (KDATA_BASE_ADDR + 0x0062)
612 #define KDATA_KERNEL_ISR_CBER1 (KDATA_BASE_ADDR + 0x0063)
613 #define KDATA_KERNEL_ISR_CBCR (KDATA_BASE_ADDR + 0x0064)
614 #define KDATA_KERNEL_ISR_AR0 (KDATA_BASE_ADDR + 0x0065)
615 #define KDATA_KERNEL_ISR_AR1 (KDATA_BASE_ADDR + 0x0066)
616 #define KDATA_KERNEL_ISR_AR2 (KDATA_BASE_ADDR + 0x0067)
617 #define KDATA_KERNEL_ISR_AR3 (KDATA_BASE_ADDR + 0x0068)
618 #define KDATA_KERNEL_ISR_AR4 (KDATA_BASE_ADDR + 0x0069)
619 #define KDATA_KERNEL_ISR_AR5 (KDATA_BASE_ADDR + 0x006A)
620 #define KDATA_KERNEL_ISR_BRCR (KDATA_BASE_ADDR + 0x006B)
621 #define KDATA_KERNEL_ISR_PASR (KDATA_BASE_ADDR + 0x006C)
622 #define KDATA_KERNEL_ISR_PAER (KDATA_BASE_ADDR + 0x006D)
623
624 #define KDATA_CLIENT_SCRATCH0 (KDATA_BASE_ADDR + 0x006E)
625 #define KDATA_CLIENT_SCRATCH1 (KDATA_BASE_ADDR + 0x006F)
626 #define KDATA_KERNEL_SCRATCH (KDATA_BASE_ADDR + 0x0070)
627 #define KDATA_KERNEL_ISR_SCRATCH (KDATA_BASE_ADDR + 0x0071)
628
629 #define KDATA_OUEUE_LEFT (KDATA_BASE_ADDR + 0x0072)
630 #define KDATA_QUEUE_RIGHT (KDATA_BASE_ADDR + 0x0073)
631
632 #define KDATA_ADC1_REQUEST (KDATA_BASE_ADDR + 0x0074)
633 #define KDATA_ADC2_REQUEST (KDATA_BASE_ADDR + 0x0075)
634 #define KDATA_CD_REQUEST (KDATA_BASE_ADDR + 0x0076)
635 #define KDATA_MIC_REQUEST (KDATA_BASE_ADDR + 0x0077)
636
637 #define KDATA_ADC1_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0078)
638 #define KDATA_ADC2_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0079)
639 #define KDATA_CD_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007A)
640 #define KDATA_MIC_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007B)
641 #define KDATA_MIC_SYNC_COUNTER (KDATA_BASE_ADDR + 0x007C)
642
643 /*
644 * second 'segment' (?) reserved for mixer
645 * buffers..
646 */
647
648 #define KDATA_MIXER_WORD0 (KDATA_BASE_ADDR2 + 0x0000)
649 #define KDATA_MIXER_WORD1 (KDATA_BASE_ADDR2 + 0x0001)
650 #define KDATA_MIXER_WORD2 (KDATA_BASE_ADDR2 + 0x0002)
651 #define KDATA_MIXER_WORD3 (KDATA_BASE_ADDR2 + 0x0003)
652 #define KDATA_MIXER_WORD4 (KDATA_BASE_ADDR2 + 0x0004)
653 #define KDATA_MIXER_WORD5 (KDATA_BASE_ADDR2 + 0x0005)
654 #define KDATA_MIXER_WORD6 (KDATA_BASE_ADDR2 + 0x0006)
655 #define KDATA_MIXER_WORD7 (KDATA_BASE_ADDR2 + 0x0007)
656 #define KDATA_MIXER_WORD8 (KDATA_BASE_ADDR2 + 0x0008)
657 #define KDATA_MIXER_WORD9 (KDATA_BASE_ADDR2 + 0x0009)
658 #define KDATA_MIXER_WORDA (KDATA_BASE_ADDR2 + 0x000A)
659 #define KDATA_MIXER_WORDB (KDATA_BASE_ADDR2 + 0x000B)
660 #define KDATA_MIXER_WORDC (KDATA_BASE_ADDR2 + 0x000C)
661 #define KDATA_MIXER_WORDD (KDATA_BASE_ADDR2 + 0x000D)
662 #define KDATA_MIXER_WORDE (KDATA_BASE_ADDR2 + 0x000E)
663 #define KDATA_MIXER_WORDF (KDATA_BASE_ADDR2 + 0x000F)
664
665 #define KDATA_MIXER_XFER0 (KDATA_BASE_ADDR2 + 0x0010)
666 #define KDATA_MIXER_XFER1 (KDATA_BASE_ADDR2 + 0x0011)
667 #define KDATA_MIXER_XFER2 (KDATA_BASE_ADDR2 + 0x0012)
668 #define KDATA_MIXER_XFER3 (KDATA_BASE_ADDR2 + 0x0013)
669 #define KDATA_MIXER_XFER4 (KDATA_BASE_ADDR2 + 0x0014)
670 #define KDATA_MIXER_XFER5 (KDATA_BASE_ADDR2 + 0x0015)
671 #define KDATA_MIXER_XFER6 (KDATA_BASE_ADDR2 + 0x0016)
672 #define KDATA_MIXER_XFER7 (KDATA_BASE_ADDR2 + 0x0017)
673 #define KDATA_MIXER_XFER8 (KDATA_BASE_ADDR2 + 0x0018)
674 #define KDATA_MIXER_XFER9 (KDATA_BASE_ADDR2 + 0x0019)
675 #define KDATA_MIXER_XFER_ENDMARK (KDATA_BASE_ADDR2 + 0x001A)
676
677 #define KDATA_MIXER_TASK_NUMBER (KDATA_BASE_ADDR2 + 0x001B)
678 #define KDATA_CURRENT_MIXER (KDATA_BASE_ADDR2 + 0x001C)
679 #define KDATA_MIXER_ACTIVE (KDATA_BASE_ADDR2 + 0x001D)
680 #define KDATA_MIXER_BANK_STATUS (KDATA_BASE_ADDR2 + 0x001E)
681 #define KDATA_DAC_LEFT_VOLUME (KDATA_BASE_ADDR2 + 0x001F)
682 #define KDATA_DAC_RIGHT_VOLUME (KDATA_BASE_ADDR2 + 0x0020)
683
684 #define MAX_INSTANCE_MINISRC (KDATA_INSTANCE_MINISRC_ENDMARK - KDATA_INSTANCE0_MINISRC)
685 #define MAX_VIRTUAL_DMA_CHANNELS (KDATA_DMA_XFER_ENDMARK - KDATA_DMA_XFER0)
686 #define MAX_VIRTUAL_MIXER_CHANNELS (KDATA_MIXER_XFER_ENDMARK - KDATA_MIXER_XFER0)
687 #define MAX_VIRTUAL_ADC1_CHANNELS (KDATA_ADC1_XFER_ENDMARK - KDATA_ADC1_XFER0)
688
689 /*
690 * client data area offsets
691 */
692 #define CDATA_INSTANCE_READY 0x00
693
694 #define CDATA_HOST_SRC_ADDRL 0x01
695 #define CDATA_HOST_SRC_ADDRH 0x02
696 #define CDATA_HOST_SRC_END_PLUS_1L 0x03
697 #define CDATA_HOST_SRC_END_PLUS_1H 0x04
698 #define CDATA_HOST_SRC_CURRENTL 0x05
699 #define CDATA_HOST_SRC_CURRENTH 0x06
700
701 #define CDATA_IN_BUF_CONNECT 0x07
702 #define CDATA_OUT_BUF_CONNECT 0x08
703
704 #define CDATA_IN_BUF_BEGIN 0x09
705 #define CDATA_IN_BUF_END_PLUS_1 0x0A
706 #define CDATA_IN_BUF_HEAD 0x0B
707 #define CDATA_IN_BUF_TAIL 0x0C
708 #define CDATA_OUT_BUF_BEGIN 0x0D
709 #define CDATA_OUT_BUF_END_PLUS_1 0x0E
710 #define CDATA_OUT_BUF_HEAD 0x0F
711 #define CDATA_OUT_BUF_TAIL 0x10
712
713 #define CDATA_DMA_CONTROL 0x11
714 #define CDATA_RESERVED 0x12
715
716 #define CDATA_FREQUENCY 0x13
717 #define CDATA_LEFT_VOLUME 0x14
718 #define CDATA_RIGHT_VOLUME 0x15
719 #define CDATA_LEFT_SUR_VOL 0x16
720 #define CDATA_RIGHT_SUR_VOL 0x17
721
722 #define CDATA_HEADER_LEN 0x18
723
724 #define SRC3_DIRECTION_OFFSET CDATA_HEADER_LEN
725 #define SRC3_MODE_OFFSET (CDATA_HEADER_LEN + 1)
726 #define SRC3_WORD_LENGTH_OFFSET (CDATA_HEADER_LEN + 2)
727 #define SRC3_PARAMETER_OFFSET (CDATA_HEADER_LEN + 3)
728 #define SRC3_COEFF_ADDR_OFFSET (CDATA_HEADER_LEN + 8)
729 #define SRC3_FILTAP_ADDR_OFFSET (CDATA_HEADER_LEN + 10)
730 #define SRC3_TEMP_INBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 16)
731 #define SRC3_TEMP_OUTBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 17)
732
733 #define MINISRC_IN_BUFFER_SIZE ( 0x50 * 2 )
734 #define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
735 #define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
736 #define MINISRC_TMP_BUFFER_SIZE ( 112 + ( MINISRC_BIQUAD_STAGE * 3 + 4 ) * 2 * 2 )
737 #define MINISRC_BIQUAD_STAGE 2
738 #define MINISRC_COEF_LOC 0x175
739
740 #define DMACONTROL_BLOCK_MASK 0x000F
741 #define DMAC_BLOCK0_SELECTOR 0x0000
742 #define DMAC_BLOCK1_SELECTOR 0x0001
743 #define DMAC_BLOCK2_SELECTOR 0x0002
744 #define DMAC_BLOCK3_SELECTOR 0x0003
745 #define DMAC_BLOCK4_SELECTOR 0x0004
746 #define DMAC_BLOCK5_SELECTOR 0x0005
747 #define DMAC_BLOCK6_SELECTOR 0x0006
748 #define DMAC_BLOCK7_SELECTOR 0x0007
749 #define DMAC_BLOCK8_SELECTOR 0x0008
750 #define DMAC_BLOCK9_SELECTOR 0x0009
751 #define DMAC_BLOCKA_SELECTOR 0x000A
752 #define DMAC_BLOCKB_SELECTOR 0x000B
753 #define DMAC_BLOCKC_SELECTOR 0x000C
754 #define DMAC_BLOCKD_SELECTOR 0x000D
755 #define DMAC_BLOCKE_SELECTOR 0x000E
756 #define DMAC_BLOCKF_SELECTOR 0x000F
757 #define DMACONTROL_PAGE_MASK 0x00F0
758 #define DMAC_PAGE0_SELECTOR 0x0030
759 #define DMAC_PAGE1_SELECTOR 0x0020
760 #define DMAC_PAGE2_SELECTOR 0x0010
761 #define DMAC_PAGE3_SELECTOR 0x0000
762 #define DMACONTROL_AUTOREPEAT 0x1000
763 #define DMACONTROL_STOPPED 0x2000
764 #define DMACONTROL_DIRECTION 0x0100
765
766 /*
767 * an arbitrary volume we set the internal
768 * volume settings to so that the ac97 volume
769 * range is a little less insane. 0x7fff is
770 * max.
771 */
772 #define ARB_VOLUME ( 0x6800 )
773
774 /*
775 */
776
777 struct m3_list {
778 int curlen;
779 int mem_addr;
780 int max;
781 };
782
783 struct m3_dma {
784
785 int number;
786 struct snd_pcm_substream *substream;
787
788 struct assp_instance {
789 unsigned short code, data;
790 } inst;
791
792 int running;
793 int opened;
794
795 unsigned long buffer_addr;
796 int dma_size;
797 int period_size;
798 unsigned int hwptr;
799 int count;
800
801 int index[3];
802 struct m3_list *index_list[3];
803
804 int in_lists;
805
806 struct list_head list;
807
808 };
809
810 struct snd_m3 {
811
812 struct snd_card *card;
813
814 unsigned long iobase;
815
816 int irq;
817 unsigned int allegro_flag : 1;
818
819 struct snd_ac97 *ac97;
820
821 struct snd_pcm *pcm;
822
823 struct pci_dev *pci;
824
825 int dacs_active;
826 int timer_users;
827
828 struct m3_list msrc_list;
829 struct m3_list mixer_list;
830 struct m3_list adc1_list;
831 struct m3_list dma_list;
832
833 /* for storing reset state..*/
834 u8 reset_state;
835
836 int external_amp;
837 int amp_gpio; /* gpio pin # for external amp, -1 = default */
838 unsigned int hv_config; /* hardware-volume config bits */
839 unsigned irda_workaround :1; /* avoid to touch 0x10 on GPIO_DIRECTION
840 (e.g. for IrDA on Dell Inspirons) */
841 unsigned is_omnibook :1; /* Do HP OmniBook GPIO magic? */
842
843 /* midi */
844 struct snd_rawmidi *rmidi;
845
846 /* pcm streams */
847 int num_substreams;
848 struct m3_dma *substreams;
849
850 spinlock_t reg_lock;
851 spinlock_t ac97_lock;
852
853 struct snd_kcontrol *master_switch;
854 struct snd_kcontrol *master_volume;
855 struct tasklet_struct hwvol_tq;
856
857 #ifdef CONFIG_PM
858 u16 *suspend_mem;
859 #endif
860
861 const struct firmware *assp_kernel_image;
862 const struct firmware *assp_minisrc_image;
863 };
864
865 /*
866 * pci ids
867 */
868 static struct pci_device_id snd_m3_ids[] = {
869 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
870 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
871 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,
872 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
873 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2LE, PCI_ANY_ID, PCI_ANY_ID,
874 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
875 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2, PCI_ANY_ID, PCI_ANY_ID,
876 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
877 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3, PCI_ANY_ID, PCI_ANY_ID,
878 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
879 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_1, PCI_ANY_ID, PCI_ANY_ID,
880 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
881 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_HW, PCI_ANY_ID, PCI_ANY_ID,
882 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
883 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_2, PCI_ANY_ID, PCI_ANY_ID,
884 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
885 {0,},
886 };
887
888 MODULE_DEVICE_TABLE(pci, snd_m3_ids);
889
890 static struct snd_pci_quirk m3_amp_quirk_list[] __devinitdata = {
891 SND_PCI_QUIRK(0x10f7, 0x833e, "Panasonic CF-28", 0x0d),
892 SND_PCI_QUIRK(0x10f7, 0x833d, "Panasonic CF-72", 0x0d),
893 SND_PCI_QUIRK(0x1033, 0x80f1, "NEC LM800J/7", 0x03),
894 SND_PCI_QUIRK(0x1509, 0x1740, "LEGEND ZhaoYang 3100CF", 0x03),
895 { } /* END */
896 };
897
898 static struct snd_pci_quirk m3_irda_quirk_list[] __devinitdata = {
899 SND_PCI_QUIRK(0x1028, 0x00b0, "Dell Inspiron 4000", 1),
900 SND_PCI_QUIRK(0x1028, 0x00a4, "Dell Inspiron 8000", 1),
901 SND_PCI_QUIRK(0x1028, 0x00e6, "Dell Inspiron 8100", 1),
902 { } /* END */
903 };
904
905 /* hardware volume quirks */
906 static struct snd_pci_quirk m3_hv_quirk_list[] __devinitdata = {
907 /* Allegro chips */
908 SND_PCI_QUIRK(0x0E11, 0x002E, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
909 SND_PCI_QUIRK(0x0E11, 0x0094, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
910 SND_PCI_QUIRK(0x0E11, 0xB112, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
911 SND_PCI_QUIRK(0x0E11, 0xB114, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
912 SND_PCI_QUIRK(0x103C, 0x0012, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
913 SND_PCI_QUIRK(0x103C, 0x0018, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
914 SND_PCI_QUIRK(0x103C, 0x001C, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
915 SND_PCI_QUIRK(0x103C, 0x001D, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
916 SND_PCI_QUIRK(0x103C, 0x001E, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
917 SND_PCI_QUIRK(0x107B, 0x3350, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
918 SND_PCI_QUIRK(0x10F7, 0x8338, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
919 SND_PCI_QUIRK(0x10F7, 0x833C, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
920 SND_PCI_QUIRK(0x10F7, 0x833D, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
921 SND_PCI_QUIRK(0x10F7, 0x833E, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
922 SND_PCI_QUIRK(0x10F7, 0x833F, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
923 SND_PCI_QUIRK(0x13BD, 0x1018, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
924 SND_PCI_QUIRK(0x13BD, 0x1019, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
925 SND_PCI_QUIRK(0x13BD, 0x101A, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
926 SND_PCI_QUIRK(0x14FF, 0x0F03, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
927 SND_PCI_QUIRK(0x14FF, 0x0F04, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
928 SND_PCI_QUIRK(0x14FF, 0x0F05, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
929 SND_PCI_QUIRK(0x156D, 0xB400, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
930 SND_PCI_QUIRK(0x156D, 0xB795, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
931 SND_PCI_QUIRK(0x156D, 0xB797, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
932 SND_PCI_QUIRK(0x156D, 0xC700, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
933 SND_PCI_QUIRK(0x1033, 0x80F1, NULL,
934 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
935 SND_PCI_QUIRK(0x103C, 0x001A, NULL, /* HP OmniBook 6100 */
936 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
937 SND_PCI_QUIRK(0x107B, 0x340A, NULL,
938 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
939 SND_PCI_QUIRK(0x107B, 0x3450, NULL,
940 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
941 SND_PCI_QUIRK(0x109F, 0x3134, NULL,
942 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
943 SND_PCI_QUIRK(0x109F, 0x3161, NULL,
944 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
945 SND_PCI_QUIRK(0x144D, 0x3280, NULL,
946 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
947 SND_PCI_QUIRK(0x144D, 0x3281, NULL,
948 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
949 SND_PCI_QUIRK(0x144D, 0xC002, NULL,
950 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
951 SND_PCI_QUIRK(0x144D, 0xC003, NULL,
952 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
953 SND_PCI_QUIRK(0x1509, 0x1740, NULL,
954 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
955 SND_PCI_QUIRK(0x1610, 0x0010, NULL,
956 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
957 SND_PCI_QUIRK(0x1042, 0x1042, NULL, HV_CTRL_ENABLE),
958 SND_PCI_QUIRK(0x107B, 0x9500, NULL, HV_CTRL_ENABLE),
959 SND_PCI_QUIRK(0x14FF, 0x0F06, NULL, HV_CTRL_ENABLE),
960 SND_PCI_QUIRK(0x1558, 0x8586, NULL, HV_CTRL_ENABLE),
961 SND_PCI_QUIRK(0x161F, 0x2011, NULL, HV_CTRL_ENABLE),
962 /* Maestro3 chips */
963 SND_PCI_QUIRK(0x103C, 0x000E, NULL, HV_CTRL_ENABLE),
964 SND_PCI_QUIRK(0x103C, 0x0010, NULL, HV_CTRL_ENABLE),
965 SND_PCI_QUIRK(0x103C, 0x0011, NULL, HV_CTRL_ENABLE),
966 SND_PCI_QUIRK(0x103C, 0x001B, NULL, HV_CTRL_ENABLE),
967 SND_PCI_QUIRK(0x104D, 0x80A6, NULL, HV_CTRL_ENABLE),
968 SND_PCI_QUIRK(0x104D, 0x80AA, NULL, HV_CTRL_ENABLE),
969 SND_PCI_QUIRK(0x107B, 0x5300, NULL, HV_CTRL_ENABLE),
970 SND_PCI_QUIRK(0x110A, 0x1998, NULL, HV_CTRL_ENABLE),
971 SND_PCI_QUIRK(0x13BD, 0x1015, NULL, HV_CTRL_ENABLE),
972 SND_PCI_QUIRK(0x13BD, 0x101C, NULL, HV_CTRL_ENABLE),
973 SND_PCI_QUIRK(0x13BD, 0x1802, NULL, HV_CTRL_ENABLE),
974 SND_PCI_QUIRK(0x1599, 0x0715, NULL, HV_CTRL_ENABLE),
975 SND_PCI_QUIRK(0x5643, 0x5643, NULL, HV_CTRL_ENABLE),
976 SND_PCI_QUIRK(0x144D, 0x3260, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
977 SND_PCI_QUIRK(0x144D, 0x3261, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
978 SND_PCI_QUIRK(0x144D, 0xC000, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
979 SND_PCI_QUIRK(0x144D, 0xC001, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
980 { } /* END */
981 };
982
983 /* HP Omnibook quirks */
984 static struct snd_pci_quirk m3_omnibook_quirk_list[] __devinitdata = {
985 SND_PCI_QUIRK_ID(0x103c, 0x0010), /* HP OmniBook 6000 */
986 SND_PCI_QUIRK_ID(0x103c, 0x0011), /* HP OmniBook 500 */
987 { } /* END */
988 };
989
990 /*
991 * lowlevel functions
992 */
993
994 static inline void snd_m3_outw(struct snd_m3 *chip, u16 value, unsigned long reg)
995 {
996 outw(value, chip->iobase + reg);
997 }
998
999 static inline u16 snd_m3_inw(struct snd_m3 *chip, unsigned long reg)
1000 {
1001 return inw(chip->iobase + reg);
1002 }
1003
1004 static inline void snd_m3_outb(struct snd_m3 *chip, u8 value, unsigned long reg)
1005 {
1006 outb(value, chip->iobase + reg);
1007 }
1008
1009 static inline u8 snd_m3_inb(struct snd_m3 *chip, unsigned long reg)
1010 {
1011 return inb(chip->iobase + reg);
1012 }
1013
1014 /*
1015 * access 16bit words to the code or data regions of the dsp's memory.
1016 * index addresses 16bit words.
1017 */
1018 static u16 snd_m3_assp_read(struct snd_m3 *chip, u16 region, u16 index)
1019 {
1020 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
1021 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
1022 return snd_m3_inw(chip, DSP_PORT_MEMORY_DATA);
1023 }
1024
1025 static void snd_m3_assp_write(struct snd_m3 *chip, u16 region, u16 index, u16 data)
1026 {
1027 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
1028 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
1029 snd_m3_outw(chip, data, DSP_PORT_MEMORY_DATA);
1030 }
1031
1032 static void snd_m3_assp_halt(struct snd_m3 *chip)
1033 {
1034 chip->reset_state = snd_m3_inb(chip, DSP_PORT_CONTROL_REG_B) & ~REGB_STOP_CLOCK;
1035 msleep(10);
1036 snd_m3_outb(chip, chip->reset_state & ~REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
1037 }
1038
1039 static void snd_m3_assp_continue(struct snd_m3 *chip)
1040 {
1041 snd_m3_outb(chip, chip->reset_state | REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
1042 }
1043
1044
1045 /*
1046 * This makes me sad. the maestro3 has lists
1047 * internally that must be packed.. 0 terminates,
1048 * apparently, or maybe all unused entries have
1049 * to be 0, the lists have static lengths set
1050 * by the binary code images.
1051 */
1052
1053 static int snd_m3_add_list(struct snd_m3 *chip, struct m3_list *list, u16 val)
1054 {
1055 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1056 list->mem_addr + list->curlen,
1057 val);
1058 return list->curlen++;
1059 }
1060
1061 static void snd_m3_remove_list(struct snd_m3 *chip, struct m3_list *list, int index)
1062 {
1063 u16 val;
1064 int lastindex = list->curlen - 1;
1065
1066 if (index != lastindex) {
1067 val = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1068 list->mem_addr + lastindex);
1069 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1070 list->mem_addr + index,
1071 val);
1072 }
1073
1074 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1075 list->mem_addr + lastindex,
1076 0);
1077
1078 list->curlen--;
1079 }
1080
1081 static void snd_m3_inc_timer_users(struct snd_m3 *chip)
1082 {
1083 chip->timer_users++;
1084 if (chip->timer_users != 1)
1085 return;
1086
1087 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1088 KDATA_TIMER_COUNT_RELOAD,
1089 240);
1090
1091 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1092 KDATA_TIMER_COUNT_CURRENT,
1093 240);
1094
1095 snd_m3_outw(chip,
1096 snd_m3_inw(chip, HOST_INT_CTRL) | CLKRUN_GEN_ENABLE,
1097 HOST_INT_CTRL);
1098 }
1099
1100 static void snd_m3_dec_timer_users(struct snd_m3 *chip)
1101 {
1102 chip->timer_users--;
1103 if (chip->timer_users > 0)
1104 return;
1105
1106 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1107 KDATA_TIMER_COUNT_RELOAD,
1108 0);
1109
1110 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1111 KDATA_TIMER_COUNT_CURRENT,
1112 0);
1113
1114 snd_m3_outw(chip,
1115 snd_m3_inw(chip, HOST_INT_CTRL) & ~CLKRUN_GEN_ENABLE,
1116 HOST_INT_CTRL);
1117 }
1118
1119 /*
1120 * start/stop
1121 */
1122
1123 /* spinlock held! */
1124 static int snd_m3_pcm_start(struct snd_m3 *chip, struct m3_dma *s,
1125 struct snd_pcm_substream *subs)
1126 {
1127 if (! s || ! subs)
1128 return -EINVAL;
1129
1130 snd_m3_inc_timer_users(chip);
1131 switch (subs->stream) {
1132 case SNDRV_PCM_STREAM_PLAYBACK:
1133 chip->dacs_active++;
1134 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1135 s->inst.data + CDATA_INSTANCE_READY, 1);
1136 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1137 KDATA_MIXER_TASK_NUMBER,
1138 chip->dacs_active);
1139 break;
1140 case SNDRV_PCM_STREAM_CAPTURE:
1141 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1142 KDATA_ADC1_REQUEST, 1);
1143 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1144 s->inst.data + CDATA_INSTANCE_READY, 1);
1145 break;
1146 }
1147 return 0;
1148 }
1149
1150 /* spinlock held! */
1151 static int snd_m3_pcm_stop(struct snd_m3 *chip, struct m3_dma *s,
1152 struct snd_pcm_substream *subs)
1153 {
1154 if (! s || ! subs)
1155 return -EINVAL;
1156
1157 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1158 s->inst.data + CDATA_INSTANCE_READY, 0);
1159 snd_m3_dec_timer_users(chip);
1160 switch (subs->stream) {
1161 case SNDRV_PCM_STREAM_PLAYBACK:
1162 chip->dacs_active--;
1163 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1164 KDATA_MIXER_TASK_NUMBER,
1165 chip->dacs_active);
1166 break;
1167 case SNDRV_PCM_STREAM_CAPTURE:
1168 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1169 KDATA_ADC1_REQUEST, 0);
1170 break;
1171 }
1172 return 0;
1173 }
1174
1175 static int
1176 snd_m3_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
1177 {
1178 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1179 struct m3_dma *s = subs->runtime->private_data;
1180 int err = -EINVAL;
1181
1182 snd_assert(s != NULL, return -ENXIO);
1183
1184 spin_lock(&chip->reg_lock);
1185 switch (cmd) {
1186 case SNDRV_PCM_TRIGGER_START:
1187 case SNDRV_PCM_TRIGGER_RESUME:
1188 if (s->running)
1189 err = -EBUSY;
1190 else {
1191 s->running = 1;
1192 err = snd_m3_pcm_start(chip, s, subs);
1193 }
1194 break;
1195 case SNDRV_PCM_TRIGGER_STOP:
1196 case SNDRV_PCM_TRIGGER_SUSPEND:
1197 if (! s->running)
1198 err = 0; /* should return error? */
1199 else {
1200 s->running = 0;
1201 err = snd_m3_pcm_stop(chip, s, subs);
1202 }
1203 break;
1204 }
1205 spin_unlock(&chip->reg_lock);
1206 return err;
1207 }
1208
1209 /*
1210 * setup
1211 */
1212 static void
1213 snd_m3_pcm_setup1(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1214 {
1215 int dsp_in_size, dsp_out_size, dsp_in_buffer, dsp_out_buffer;
1216 struct snd_pcm_runtime *runtime = subs->runtime;
1217
1218 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1219 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2);
1220 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x20 * 2);
1221 } else {
1222 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x10 * 2);
1223 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x10 * 2);
1224 }
1225 dsp_in_buffer = s->inst.data + (MINISRC_TMP_BUFFER_SIZE / 2);
1226 dsp_out_buffer = dsp_in_buffer + (dsp_in_size / 2) + 1;
1227
1228 s->dma_size = frames_to_bytes(runtime, runtime->buffer_size);
1229 s->period_size = frames_to_bytes(runtime, runtime->period_size);
1230 s->hwptr = 0;
1231 s->count = 0;
1232
1233 #define LO(x) ((x) & 0xffff)
1234 #define HI(x) LO((x) >> 16)
1235
1236 /* host dma buffer pointers */
1237 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1238 s->inst.data + CDATA_HOST_SRC_ADDRL,
1239 LO(s->buffer_addr));
1240
1241 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1242 s->inst.data + CDATA_HOST_SRC_ADDRH,
1243 HI(s->buffer_addr));
1244
1245 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1246 s->inst.data + CDATA_HOST_SRC_END_PLUS_1L,
1247 LO(s->buffer_addr + s->dma_size));
1248
1249 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1250 s->inst.data + CDATA_HOST_SRC_END_PLUS_1H,
1251 HI(s->buffer_addr + s->dma_size));
1252
1253 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1254 s->inst.data + CDATA_HOST_SRC_CURRENTL,
1255 LO(s->buffer_addr));
1256
1257 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1258 s->inst.data + CDATA_HOST_SRC_CURRENTH,
1259 HI(s->buffer_addr));
1260 #undef LO
1261 #undef HI
1262
1263 /* dsp buffers */
1264
1265 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1266 s->inst.data + CDATA_IN_BUF_BEGIN,
1267 dsp_in_buffer);
1268
1269 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1270 s->inst.data + CDATA_IN_BUF_END_PLUS_1,
1271 dsp_in_buffer + (dsp_in_size / 2));
1272
1273 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1274 s->inst.data + CDATA_IN_BUF_HEAD,
1275 dsp_in_buffer);
1276
1277 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1278 s->inst.data + CDATA_IN_BUF_TAIL,
1279 dsp_in_buffer);
1280
1281 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1282 s->inst.data + CDATA_OUT_BUF_BEGIN,
1283 dsp_out_buffer);
1284
1285 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1286 s->inst.data + CDATA_OUT_BUF_END_PLUS_1,
1287 dsp_out_buffer + (dsp_out_size / 2));
1288
1289 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1290 s->inst.data + CDATA_OUT_BUF_HEAD,
1291 dsp_out_buffer);
1292
1293 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1294 s->inst.data + CDATA_OUT_BUF_TAIL,
1295 dsp_out_buffer);
1296 }
1297
1298 static void snd_m3_pcm_setup2(struct snd_m3 *chip, struct m3_dma *s,
1299 struct snd_pcm_runtime *runtime)
1300 {
1301 u32 freq;
1302
1303 /*
1304 * put us in the lists if we're not already there
1305 */
1306 if (! s->in_lists) {
1307 s->index[0] = snd_m3_add_list(chip, s->index_list[0],
1308 s->inst.data >> DP_SHIFT_COUNT);
1309 s->index[1] = snd_m3_add_list(chip, s->index_list[1],
1310 s->inst.data >> DP_SHIFT_COUNT);
1311 s->index[2] = snd_m3_add_list(chip, s->index_list[2],
1312 s->inst.data >> DP_SHIFT_COUNT);
1313 s->in_lists = 1;
1314 }
1315
1316 /* write to 'mono' word */
1317 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1318 s->inst.data + SRC3_DIRECTION_OFFSET + 1,
1319 runtime->channels == 2 ? 0 : 1);
1320 /* write to '8bit' word */
1321 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1322 s->inst.data + SRC3_DIRECTION_OFFSET + 2,
1323 snd_pcm_format_width(runtime->format) == 16 ? 0 : 1);
1324
1325 /* set up dac/adc rate */
1326 freq = ((runtime->rate << 15) + 24000 ) / 48000;
1327 if (freq)
1328 freq--;
1329
1330 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1331 s->inst.data + CDATA_FREQUENCY,
1332 freq);
1333 }
1334
1335
1336 static const struct play_vals {
1337 u16 addr, val;
1338 } pv[] = {
1339 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1340 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1341 {SRC3_DIRECTION_OFFSET, 0} ,
1342 /* +1, +2 are stereo/16 bit */
1343 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1344 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1345 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1346 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1347 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1348 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1349 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1350 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1351 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1352 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1353 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1354 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1355 {SRC3_DIRECTION_OFFSET + 16, 8}, /* numin */
1356 {SRC3_DIRECTION_OFFSET + 17, 50*2}, /* numout */
1357 {SRC3_DIRECTION_OFFSET + 18, MINISRC_BIQUAD_STAGE - 1}, /* numstage */
1358 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1359 {SRC3_DIRECTION_OFFSET + 21, 0} /* booster */
1360 };
1361
1362
1363 /* the mode passed should be already shifted and masked */
1364 static void
1365 snd_m3_playback_setup(struct snd_m3 *chip, struct m3_dma *s,
1366 struct snd_pcm_substream *subs)
1367 {
1368 unsigned int i;
1369
1370 /*
1371 * some per client initializers
1372 */
1373
1374 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1375 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1376 s->inst.data + 40 + 8);
1377
1378 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1379 s->inst.data + SRC3_DIRECTION_OFFSET + 19,
1380 s->inst.code + MINISRC_COEF_LOC);
1381
1382 /* enable or disable low pass filter? */
1383 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1384 s->inst.data + SRC3_DIRECTION_OFFSET + 22,
1385 subs->runtime->rate > 45000 ? 0xff : 0);
1386
1387 /* tell it which way dma is going? */
1388 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1389 s->inst.data + CDATA_DMA_CONTROL,
1390 DMACONTROL_AUTOREPEAT + DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1391
1392 /*
1393 * set an armload of static initializers
1394 */
1395 for (i = 0; i < ARRAY_SIZE(pv); i++)
1396 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1397 s->inst.data + pv[i].addr, pv[i].val);
1398 }
1399
1400 /*
1401 * Native record driver
1402 */
1403 static const struct rec_vals {
1404 u16 addr, val;
1405 } rv[] = {
1406 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1407 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1408 {SRC3_DIRECTION_OFFSET, 1} ,
1409 /* +1, +2 are stereo/16 bit */
1410 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1411 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1412 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1413 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1414 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1415 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1416 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1417 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1418 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1419 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1420 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1421 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1422 {SRC3_DIRECTION_OFFSET + 16, 50},/* numin */
1423 {SRC3_DIRECTION_OFFSET + 17, 8}, /* numout */
1424 {SRC3_DIRECTION_OFFSET + 18, 0}, /* numstage */
1425 {SRC3_DIRECTION_OFFSET + 19, 0}, /* coef */
1426 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1427 {SRC3_DIRECTION_OFFSET + 21, 0}, /* booster */
1428 {SRC3_DIRECTION_OFFSET + 22, 0xff} /* skip lpf */
1429 };
1430
1431 static void
1432 snd_m3_capture_setup(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1433 {
1434 unsigned int i;
1435
1436 /*
1437 * some per client initializers
1438 */
1439
1440 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1441 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1442 s->inst.data + 40 + 8);
1443
1444 /* tell it which way dma is going? */
1445 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1446 s->inst.data + CDATA_DMA_CONTROL,
1447 DMACONTROL_DIRECTION + DMACONTROL_AUTOREPEAT +
1448 DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1449
1450 /*
1451 * set an armload of static initializers
1452 */
1453 for (i = 0; i < ARRAY_SIZE(rv); i++)
1454 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1455 s->inst.data + rv[i].addr, rv[i].val);
1456 }
1457
1458 static int snd_m3_pcm_hw_params(struct snd_pcm_substream *substream,
1459 struct snd_pcm_hw_params *hw_params)
1460 {
1461 struct m3_dma *s = substream->runtime->private_data;
1462 int err;
1463
1464 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
1465 return err;
1466 /* set buffer address */
1467 s->buffer_addr = substream->runtime->dma_addr;
1468 if (s->buffer_addr & 0x3) {
1469 snd_printk(KERN_ERR "oh my, not aligned\n");
1470 s->buffer_addr = s->buffer_addr & ~0x3;
1471 }
1472 return 0;
1473 }
1474
1475 static int snd_m3_pcm_hw_free(struct snd_pcm_substream *substream)
1476 {
1477 struct m3_dma *s;
1478
1479 if (substream->runtime->private_data == NULL)
1480 return 0;
1481 s = substream->runtime->private_data;
1482 snd_pcm_lib_free_pages(substream);
1483 s->buffer_addr = 0;
1484 return 0;
1485 }
1486
1487 static int
1488 snd_m3_pcm_prepare(struct snd_pcm_substream *subs)
1489 {
1490 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1491 struct snd_pcm_runtime *runtime = subs->runtime;
1492 struct m3_dma *s = runtime->private_data;
1493
1494 snd_assert(s != NULL, return -ENXIO);
1495
1496 if (runtime->format != SNDRV_PCM_FORMAT_U8 &&
1497 runtime->format != SNDRV_PCM_FORMAT_S16_LE)
1498 return -EINVAL;
1499 if (runtime->rate > 48000 ||
1500 runtime->rate < 8000)
1501 return -EINVAL;
1502
1503 spin_lock_irq(&chip->reg_lock);
1504
1505 snd_m3_pcm_setup1(chip, s, subs);
1506
1507 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK)
1508 snd_m3_playback_setup(chip, s, subs);
1509 else
1510 snd_m3_capture_setup(chip, s, subs);
1511
1512 snd_m3_pcm_setup2(chip, s, runtime);
1513
1514 spin_unlock_irq(&chip->reg_lock);
1515
1516 return 0;
1517 }
1518
1519 /*
1520 * get current pointer
1521 */
1522 static unsigned int
1523 snd_m3_get_pointer(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1524 {
1525 u16 hi = 0, lo = 0;
1526 int retry = 10;
1527 u32 addr;
1528
1529 /*
1530 * try and get a valid answer
1531 */
1532 while (retry--) {
1533 hi = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1534 s->inst.data + CDATA_HOST_SRC_CURRENTH);
1535
1536 lo = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1537 s->inst.data + CDATA_HOST_SRC_CURRENTL);
1538
1539 if (hi == snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1540 s->inst.data + CDATA_HOST_SRC_CURRENTH))
1541 break;
1542 }
1543 addr = lo | ((u32)hi<<16);
1544 return (unsigned int)(addr - s->buffer_addr);
1545 }
1546
1547 static snd_pcm_uframes_t
1548 snd_m3_pcm_pointer(struct snd_pcm_substream *subs)
1549 {
1550 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1551 unsigned int ptr;
1552 struct m3_dma *s = subs->runtime->private_data;
1553 snd_assert(s != NULL, return 0);
1554
1555 spin_lock(&chip->reg_lock);
1556 ptr = snd_m3_get_pointer(chip, s, subs);
1557 spin_unlock(&chip->reg_lock);
1558 return bytes_to_frames(subs->runtime, ptr);
1559 }
1560
1561
1562 /* update pointer */
1563 /* spinlock held! */
1564 static void snd_m3_update_ptr(struct snd_m3 *chip, struct m3_dma *s)
1565 {
1566 struct snd_pcm_substream *subs = s->substream;
1567 unsigned int hwptr;
1568 int diff;
1569
1570 if (! s->running)
1571 return;
1572
1573 hwptr = snd_m3_get_pointer(chip, s, subs);
1574
1575 /* try to avoid expensive modulo divisions */
1576 if (hwptr >= s->dma_size)
1577 hwptr %= s->dma_size;
1578
1579 diff = s->dma_size + hwptr - s->hwptr;
1580 if (diff >= s->dma_size)
1581 diff %= s->dma_size;
1582
1583 s->hwptr = hwptr;
1584 s->count += diff;
1585
1586 if (s->count >= (signed)s->period_size) {
1587
1588 if (s->count < 2 * (signed)s->period_size)
1589 s->count -= (signed)s->period_size;
1590 else
1591 s->count %= s->period_size;
1592
1593 spin_unlock(&chip->reg_lock);
1594 snd_pcm_period_elapsed(subs);
1595 spin_lock(&chip->reg_lock);
1596 }
1597 }
1598
1599 static void snd_m3_update_hw_volume(unsigned long private_data)
1600 {
1601 struct snd_m3 *chip = (struct snd_m3 *) private_data;
1602 int x, val;
1603 unsigned long flags;
1604
1605 /* Figure out which volume control button was pushed,
1606 based on differences from the default register
1607 values. */
1608 x = inb(chip->iobase + SHADOW_MIX_REG_VOICE) & 0xee;
1609
1610 /* Reset the volume control registers. */
1611 outb(0x88, chip->iobase + SHADOW_MIX_REG_VOICE);
1612 outb(0x88, chip->iobase + HW_VOL_COUNTER_VOICE);
1613 outb(0x88, chip->iobase + SHADOW_MIX_REG_MASTER);
1614 outb(0x88, chip->iobase + HW_VOL_COUNTER_MASTER);
1615
1616 if (!chip->master_switch || !chip->master_volume)
1617 return;
1618
1619 /* FIXME: we can't call snd_ac97_* functions since here is in tasklet. */
1620 spin_lock_irqsave(&chip->ac97_lock, flags);
1621
1622 val = chip->ac97->regs[AC97_MASTER_VOL];
1623 switch (x) {
1624 case 0x88:
1625 /* mute */
1626 val ^= 0x8000;
1627 chip->ac97->regs[AC97_MASTER_VOL] = val;
1628 outw(val, chip->iobase + CODEC_DATA);
1629 outb(AC97_MASTER_VOL, chip->iobase + CODEC_COMMAND);
1630 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1631 &chip->master_switch->id);
1632 break;
1633 case 0xaa:
1634 /* volume up */
1635 if ((val & 0x7f) > 0)
1636 val--;
1637 if ((val & 0x7f00) > 0)
1638 val -= 0x0100;
1639 chip->ac97->regs[AC97_MASTER_VOL] = val;
1640 outw(val, chip->iobase + CODEC_DATA);
1641 outb(AC97_MASTER_VOL, chip->iobase + CODEC_COMMAND);
1642 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1643 &chip->master_volume->id);
1644 break;
1645 case 0x66:
1646 /* volume down */
1647 if ((val & 0x7f) < 0x1f)
1648 val++;
1649 if ((val & 0x7f00) < 0x1f00)
1650 val += 0x0100;
1651 chip->ac97->regs[AC97_MASTER_VOL] = val;
1652 outw(val, chip->iobase + CODEC_DATA);
1653 outb(AC97_MASTER_VOL, chip->iobase + CODEC_COMMAND);
1654 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1655 &chip->master_volume->id);
1656 break;
1657 }
1658 spin_unlock_irqrestore(&chip->ac97_lock, flags);
1659 }
1660
1661 static irqreturn_t snd_m3_interrupt(int irq, void *dev_id)
1662 {
1663 struct snd_m3 *chip = dev_id;
1664 u8 status;
1665 int i;
1666
1667 status = inb(chip->iobase + HOST_INT_STATUS);
1668
1669 if (status == 0xff)
1670 return IRQ_NONE;
1671
1672 if (status & HV_INT_PENDING)
1673 tasklet_hi_schedule(&chip->hwvol_tq);
1674
1675 /*
1676 * ack an assp int if its running
1677 * and has an int pending
1678 */
1679 if (status & ASSP_INT_PENDING) {
1680 u8 ctl = inb(chip->iobase + ASSP_CONTROL_B);
1681 if (!(ctl & STOP_ASSP_CLOCK)) {
1682 ctl = inb(chip->iobase + ASSP_HOST_INT_STATUS);
1683 if (ctl & DSP2HOST_REQ_TIMER) {
1684 outb(DSP2HOST_REQ_TIMER, chip->iobase + ASSP_HOST_INT_STATUS);
1685 /* update adc/dac info if it was a timer int */
1686 spin_lock(&chip->reg_lock);
1687 for (i = 0; i < chip->num_substreams; i++) {
1688 struct m3_dma *s = &chip->substreams[i];
1689 if (s->running)
1690 snd_m3_update_ptr(chip, s);
1691 }
1692 spin_unlock(&chip->reg_lock);
1693 }
1694 }
1695 }
1696
1697 #if 0 /* TODO: not supported yet */
1698 if ((status & MPU401_INT_PENDING) && chip->rmidi)
1699 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
1700 #endif
1701
1702 /* ack ints */
1703 outb(status, chip->iobase + HOST_INT_STATUS);
1704
1705 return IRQ_HANDLED;
1706 }
1707
1708
1709 /*
1710 */
1711
1712 static struct snd_pcm_hardware snd_m3_playback =
1713 {
1714 .info = (SNDRV_PCM_INFO_MMAP |
1715 SNDRV_PCM_INFO_INTERLEAVED |
1716 SNDRV_PCM_INFO_MMAP_VALID |
1717 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1718 /*SNDRV_PCM_INFO_PAUSE |*/
1719 SNDRV_PCM_INFO_RESUME),
1720 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1721 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1722 .rate_min = 8000,
1723 .rate_max = 48000,
1724 .channels_min = 1,
1725 .channels_max = 2,
1726 .buffer_bytes_max = (512*1024),
1727 .period_bytes_min = 64,
1728 .period_bytes_max = (512*1024),
1729 .periods_min = 1,
1730 .periods_max = 1024,
1731 };
1732
1733 static struct snd_pcm_hardware snd_m3_capture =
1734 {
1735 .info = (SNDRV_PCM_INFO_MMAP |
1736 SNDRV_PCM_INFO_INTERLEAVED |
1737 SNDRV_PCM_INFO_MMAP_VALID |
1738 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1739 /*SNDRV_PCM_INFO_PAUSE |*/
1740 SNDRV_PCM_INFO_RESUME),
1741 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1742 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1743 .rate_min = 8000,
1744 .rate_max = 48000,
1745 .channels_min = 1,
1746 .channels_max = 2,
1747 .buffer_bytes_max = (512*1024),
1748 .period_bytes_min = 64,
1749 .period_bytes_max = (512*1024),
1750 .periods_min = 1,
1751 .periods_max = 1024,
1752 };
1753
1754
1755 /*
1756 */
1757
1758 static int
1759 snd_m3_substream_open(struct snd_m3 *chip, struct snd_pcm_substream *subs)
1760 {
1761 int i;
1762 struct m3_dma *s;
1763
1764 spin_lock_irq(&chip->reg_lock);
1765 for (i = 0; i < chip->num_substreams; i++) {
1766 s = &chip->substreams[i];
1767 if (! s->opened)
1768 goto __found;
1769 }
1770 spin_unlock_irq(&chip->reg_lock);
1771 return -ENOMEM;
1772 __found:
1773 s->opened = 1;
1774 s->running = 0;
1775 spin_unlock_irq(&chip->reg_lock);
1776
1777 subs->runtime->private_data = s;
1778 s->substream = subs;
1779
1780 /* set list owners */
1781 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1782 s->index_list[0] = &chip->mixer_list;
1783 } else
1784 s->index_list[0] = &chip->adc1_list;
1785 s->index_list[1] = &chip->msrc_list;
1786 s->index_list[2] = &chip->dma_list;
1787
1788 return 0;
1789 }
1790
1791 static void
1792 snd_m3_substream_close(struct snd_m3 *chip, struct snd_pcm_substream *subs)
1793 {
1794 struct m3_dma *s = subs->runtime->private_data;
1795
1796 if (s == NULL)
1797 return; /* not opened properly */
1798
1799 spin_lock_irq(&chip->reg_lock);
1800 if (s->substream && s->running)
1801 snd_m3_pcm_stop(chip, s, s->substream); /* does this happen? */
1802 if (s->in_lists) {
1803 snd_m3_remove_list(chip, s->index_list[0], s->index[0]);
1804 snd_m3_remove_list(chip, s->index_list[1], s->index[1]);
1805 snd_m3_remove_list(chip, s->index_list[2], s->index[2]);
1806 s->in_lists = 0;
1807 }
1808 s->running = 0;
1809 s->opened = 0;
1810 spin_unlock_irq(&chip->reg_lock);
1811 }
1812
1813 static int
1814 snd_m3_playback_open(struct snd_pcm_substream *subs)
1815 {
1816 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1817 struct snd_pcm_runtime *runtime = subs->runtime;
1818 int err;
1819
1820 if ((err = snd_m3_substream_open(chip, subs)) < 0)
1821 return err;
1822
1823 runtime->hw = snd_m3_playback;
1824 snd_pcm_set_sync(subs);
1825
1826 return 0;
1827 }
1828
1829 static int
1830 snd_m3_playback_close(struct snd_pcm_substream *subs)
1831 {
1832 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1833
1834 snd_m3_substream_close(chip, subs);
1835 return 0;
1836 }
1837
1838 static int
1839 snd_m3_capture_open(struct snd_pcm_substream *subs)
1840 {
1841 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1842 struct snd_pcm_runtime *runtime = subs->runtime;
1843 int err;
1844
1845 if ((err = snd_m3_substream_open(chip, subs)) < 0)
1846 return err;
1847
1848 runtime->hw = snd_m3_capture;
1849 snd_pcm_set_sync(subs);
1850
1851 return 0;
1852 }
1853
1854 static int
1855 snd_m3_capture_close(struct snd_pcm_substream *subs)
1856 {
1857 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1858
1859 snd_m3_substream_close(chip, subs);
1860 return 0;
1861 }
1862
1863 /*
1864 * create pcm instance
1865 */
1866
1867 static struct snd_pcm_ops snd_m3_playback_ops = {
1868 .open = snd_m3_playback_open,
1869 .close = snd_m3_playback_close,
1870 .ioctl = snd_pcm_lib_ioctl,
1871 .hw_params = snd_m3_pcm_hw_params,
1872 .hw_free = snd_m3_pcm_hw_free,
1873 .prepare = snd_m3_pcm_prepare,
1874 .trigger = snd_m3_pcm_trigger,
1875 .pointer = snd_m3_pcm_pointer,
1876 };
1877
1878 static struct snd_pcm_ops snd_m3_capture_ops = {
1879 .open = snd_m3_capture_open,
1880 .close = snd_m3_capture_close,
1881 .ioctl = snd_pcm_lib_ioctl,
1882 .hw_params = snd_m3_pcm_hw_params,
1883 .hw_free = snd_m3_pcm_hw_free,
1884 .prepare = snd_m3_pcm_prepare,
1885 .trigger = snd_m3_pcm_trigger,
1886 .pointer = snd_m3_pcm_pointer,
1887 };
1888
1889 static int __devinit
1890 snd_m3_pcm(struct snd_m3 * chip, int device)
1891 {
1892 struct snd_pcm *pcm;
1893 int err;
1894
1895 err = snd_pcm_new(chip->card, chip->card->driver, device,
1896 MAX_PLAYBACKS, MAX_CAPTURES, &pcm);
1897 if (err < 0)
1898 return err;
1899
1900 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_m3_playback_ops);
1901 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_m3_capture_ops);
1902
1903 pcm->private_data = chip;
1904 pcm->info_flags = 0;
1905 strcpy(pcm->name, chip->card->driver);
1906 chip->pcm = pcm;
1907
1908 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1909 snd_dma_pci_data(chip->pci), 64*1024, 64*1024);
1910
1911 return 0;
1912 }
1913
1914
1915 /*
1916 * ac97 interface
1917 */
1918
1919 /*
1920 * Wait for the ac97 serial bus to be free.
1921 * return nonzero if the bus is still busy.
1922 */
1923 static int snd_m3_ac97_wait(struct snd_m3 *chip)
1924 {
1925 int i = 10000;
1926
1927 do {
1928 if (! (snd_m3_inb(chip, 0x30) & 1))
1929 return 0;
1930 cpu_relax();
1931 } while (i-- > 0);
1932
1933 snd_printk(KERN_ERR "ac97 serial bus busy\n");
1934 return 1;
1935 }
1936
1937 static unsigned short
1938 snd_m3_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
1939 {
1940 struct snd_m3 *chip = ac97->private_data;
1941 unsigned long flags;
1942 unsigned short data = 0xffff;
1943
1944 if (snd_m3_ac97_wait(chip))
1945 goto fail;
1946 spin_lock_irqsave(&chip->ac97_lock, flags);
1947 snd_m3_outb(chip, 0x80 | (reg & 0x7f), CODEC_COMMAND);
1948 if (snd_m3_ac97_wait(chip))
1949 goto fail_unlock;
1950 data = snd_m3_inw(chip, CODEC_DATA);
1951 fail_unlock:
1952 spin_unlock_irqrestore(&chip->ac97_lock, flags);
1953 fail:
1954 return data;
1955 }
1956
1957 static void
1958 snd_m3_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
1959 {
1960 struct snd_m3 *chip = ac97->private_data;
1961 unsigned long flags;
1962
1963 if (snd_m3_ac97_wait(chip))
1964 return;
1965 spin_lock_irqsave(&chip->ac97_lock, flags);
1966 snd_m3_outw(chip, val, CODEC_DATA);
1967 snd_m3_outb(chip, reg & 0x7f, CODEC_COMMAND);
1968 spin_unlock_irqrestore(&chip->ac97_lock, flags);
1969 }
1970
1971
1972 static void snd_m3_remote_codec_config(int io, int isremote)
1973 {
1974 isremote = isremote ? 1 : 0;
1975
1976 outw((inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK) | isremote,
1977 io + RING_BUS_CTRL_B);
1978 outw((inw(io + SDO_OUT_DEST_CTRL) & ~COMMAND_ADDR_OUT) | isremote,
1979 io + SDO_OUT_DEST_CTRL);
1980 outw((inw(io + SDO_IN_DEST_CTRL) & ~STATUS_ADDR_IN) | isremote,
1981 io + SDO_IN_DEST_CTRL);
1982 }
1983
1984 /*
1985 * hack, returns non zero on err
1986 */
1987 static int snd_m3_try_read_vendor(struct snd_m3 *chip)
1988 {
1989 u16 ret;
1990
1991 if (snd_m3_ac97_wait(chip))
1992 return 1;
1993
1994 snd_m3_outb(chip, 0x80 | (AC97_VENDOR_ID1 & 0x7f), 0x30);
1995
1996 if (snd_m3_ac97_wait(chip))
1997 return 1;
1998
1999 ret = snd_m3_inw(chip, 0x32);
2000
2001 return (ret == 0) || (ret == 0xffff);
2002 }
2003
2004 static void snd_m3_ac97_reset(struct snd_m3 *chip)
2005 {
2006 u16 dir;
2007 int delay1 = 0, delay2 = 0, i;
2008 int io = chip->iobase;
2009
2010 if (chip->allegro_flag) {
2011 /*
2012 * the onboard codec on the allegro seems
2013 * to want to wait a very long time before
2014 * coming back to life
2015 */
2016 delay1 = 50;
2017 delay2 = 800;
2018 } else {
2019 /* maestro3 */
2020 delay1 = 20;
2021 delay2 = 500;
2022 }
2023
2024 for (i = 0; i < 5; i++) {
2025 dir = inw(io + GPIO_DIRECTION);
2026 if (!chip->irda_workaround)
2027 dir |= 0x10; /* assuming pci bus master? */
2028
2029 snd_m3_remote_codec_config(io, 0);
2030
2031 outw(IO_SRAM_ENABLE, io + RING_BUS_CTRL_A);
2032 udelay(20);
2033
2034 outw(dir & ~GPO_PRIMARY_AC97 , io + GPIO_DIRECTION);
2035 outw(~GPO_PRIMARY_AC97 , io + GPIO_MASK);
2036 outw(0, io + GPIO_DATA);
2037 outw(dir | GPO_PRIMARY_AC97, io + GPIO_DIRECTION);
2038
2039 schedule_timeout_uninterruptible(msecs_to_jiffies(delay1));
2040
2041 outw(GPO_PRIMARY_AC97, io + GPIO_DATA);
2042 udelay(5);
2043 /* ok, bring back the ac-link */
2044 outw(IO_SRAM_ENABLE | SERIAL_AC_LINK_ENABLE, io + RING_BUS_CTRL_A);
2045 outw(~0, io + GPIO_MASK);
2046
2047 schedule_timeout_uninterruptible(msecs_to_jiffies(delay2));
2048
2049 if (! snd_m3_try_read_vendor(chip))
2050 break;
2051
2052 delay1 += 10;
2053 delay2 += 100;
2054
2055 snd_printd("maestro3: retrying codec reset with delays of %d and %d ms\n",
2056 delay1, delay2);
2057 }
2058
2059 #if 0
2060 /* more gung-ho reset that doesn't
2061 * seem to work anywhere :)
2062 */
2063 tmp = inw(io + RING_BUS_CTRL_A);
2064 outw(RAC_SDFS_ENABLE|LAC_SDFS_ENABLE, io + RING_BUS_CTRL_A);
2065 msleep(20);
2066 outw(tmp, io + RING_BUS_CTRL_A);
2067 msleep(50);
2068 #endif
2069 }
2070
2071 static int __devinit snd_m3_mixer(struct snd_m3 *chip)
2072 {
2073 struct snd_ac97_bus *pbus;
2074 struct snd_ac97_template ac97;
2075 struct snd_ctl_elem_id id;
2076 int err;
2077 static struct snd_ac97_bus_ops ops = {
2078 .write = snd_m3_ac97_write,
2079 .read = snd_m3_ac97_read,
2080 };
2081
2082 if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0)
2083 return err;
2084
2085 memset(&ac97, 0, sizeof(ac97));
2086 ac97.private_data = chip;
2087 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
2088 return err;
2089
2090 /* seems ac97 PCM needs initialization.. hack hack.. */
2091 snd_ac97_write(chip->ac97, AC97_PCM, 0x8000 | (15 << 8) | 15);
2092 schedule_timeout_uninterruptible(msecs_to_jiffies(100));
2093 snd_ac97_write(chip->ac97, AC97_PCM, 0);
2094
2095 memset(&id, 0, sizeof(id));
2096 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2097 strcpy(id.name, "Master Playback Switch");
2098 chip->master_switch = snd_ctl_find_id(chip->card, &id);
2099 memset(&id, 0, sizeof(id));
2100 id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
2101 strcpy(id.name, "Master Playback Volume");
2102 chip->master_volume = snd_ctl_find_id(chip->card, &id);
2103
2104 return 0;
2105 }
2106
2107
2108 #ifdef CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL
2109
2110 /*
2111 * DSP Code images
2112 */
2113
2114 static const u16 assp_kernel_image[] = {
2115 0x7980, 0x0030, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x00FB, 0x7980, 0x00DD, 0x7980, 0x03B4,
2116 0x7980, 0x0332, 0x7980, 0x0287, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
2117 0x7980, 0x031A, 0x7980, 0x03B4, 0x7980, 0x022F, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
2118 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x0063, 0x7980, 0x006B, 0x7980, 0x03B4, 0x7980, 0x03B4,
2119 0xBF80, 0x2C7C, 0x8806, 0x8804, 0xBE40, 0xBC20, 0xAE09, 0x1000, 0xAE0A, 0x0001, 0x6938, 0xEB08,
2120 0x0053, 0x695A, 0xEB08, 0x00D6, 0x0009, 0x8B88, 0x6980, 0xE388, 0x0036, 0xBE30, 0xBC20, 0x6909,
2121 0xB801, 0x9009, 0xBE41, 0xBE41, 0x6928, 0xEB88, 0x0078, 0xBE41, 0xBE40, 0x7980, 0x0038, 0xBE41,
2122 0xBE41, 0x903A, 0x6938, 0xE308, 0x0056, 0x903A, 0xBE41, 0xBE40, 0xEF00, 0x903A, 0x6939, 0xE308,
2123 0x005E, 0x903A, 0xEF00, 0x690B, 0x660C, 0xEF8C, 0x690A, 0x660C, 0x620B, 0x6609, 0xEF00, 0x6910,
2124 0x660F, 0xEF04, 0xE388, 0x0075, 0x690E, 0x660F, 0x6210, 0x660D, 0xEF00, 0x690E, 0x660D, 0xEF00,
2125 0xAE70, 0x0001, 0xBC20, 0xAE27, 0x0001, 0x6939, 0xEB08, 0x005D, 0x6926, 0xB801, 0x9026, 0x0026,
2126 0x8B88, 0x6980, 0xE388, 0x00CB, 0x9028, 0x0D28, 0x4211, 0xE100, 0x007A, 0x4711, 0xE100, 0x00A0,
2127 0x7A80, 0x0063, 0xB811, 0x660A, 0x6209, 0xE304, 0x007A, 0x0C0B, 0x4005, 0x100A, 0xBA01, 0x9012,
2128 0x0C12, 0x4002, 0x7980, 0x00AF, 0x7A80, 0x006B, 0xBE02, 0x620E, 0x660D, 0xBA10, 0xE344, 0x007A,
2129 0x0C10, 0x4005, 0x100E, 0xBA01, 0x9012, 0x0C12, 0x4002, 0x1003, 0xBA02, 0x9012, 0x0C12, 0x4000,
2130 0x1003, 0xE388, 0x00BA, 0x1004, 0x7980, 0x00BC, 0x1004, 0xBA01, 0x9012, 0x0C12, 0x4001, 0x0C05,
2131 0x4003, 0x0C06, 0x4004, 0x1011, 0xBFB0, 0x01FF, 0x9012, 0x0C12, 0x4006, 0xBC20, 0xEF00, 0xAE26,
2132 0x1028, 0x6970, 0xBFD0, 0x0001, 0x9070, 0xE388, 0x007A, 0xAE28, 0x0000, 0xEF00, 0xAE70, 0x0300,
2133 0x0C70, 0xB00C, 0xAE5A, 0x0000, 0xEF00, 0x7A80, 0x038A, 0x697F, 0xB801, 0x907F, 0x0056, 0x8B88,
2134 0x0CA0, 0xB008, 0xAF71, 0xB000, 0x4E71, 0xE200, 0x00F3, 0xAE56, 0x1057, 0x0056, 0x0CA0, 0xB008,
2135 0x8056, 0x7980, 0x03A1, 0x0810, 0xBFA0, 0x1059, 0xE304, 0x03A1, 0x8056, 0x7980, 0x03A1, 0x7A80,
2136 0x038A, 0xBF01, 0xBE43, 0xBE59, 0x907C, 0x6937, 0xE388, 0x010D, 0xBA01, 0xE308, 0x010C, 0xAE71,
2137 0x0004, 0x0C71, 0x5000, 0x6936, 0x9037, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80, 0xBF0A,
2138 0x0560, 0xF500, 0xBF0A, 0x0520, 0xB900, 0xBB17, 0x90A0, 0x6917, 0xE388, 0x0148, 0x0D17, 0xE100,
2139 0x0127, 0xBF0C, 0x0578, 0xBF0D, 0x057C, 0x7980, 0x012B, 0xBF0C, 0x0538, 0xBF0D, 0x053C, 0x6900,
2140 0xE308, 0x0135, 0x8B8C, 0xBE59, 0xBB07, 0x90A0, 0xBC20, 0x7980, 0x0157, 0x030C, 0x8B8B, 0xB903,
2141 0x8809, 0xBEC6, 0x013E, 0x69AC, 0x90AB, 0x69AD, 0x90AB, 0x0813, 0x660A, 0xE344, 0x0144, 0x0309,
2142 0x830C, 0xBC20, 0x7980, 0x0157, 0x6955, 0xE388, 0x0157, 0x7C38, 0xBF0B, 0x0578, 0xF500, 0xBF0B,
2143 0x0538, 0xB907, 0x8809, 0xBEC6, 0x0156, 0x10AB, 0x90AA, 0x6974, 0xE388, 0x0163, 0xAE72, 0x0540,
2144 0xF500, 0xAE72, 0x0500, 0xAE61, 0x103B, 0x7A80, 0x02F6, 0x6978, 0xE388, 0x0182, 0x8B8C, 0xBF0C,
2145 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA20, 0x8812, 0x733D, 0x7A80, 0x0380, 0x733E, 0x7A80, 0x0380,
2146 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA2C, 0x8812, 0x733F, 0x7A80, 0x0380, 0x7340,
2147 0x7A80, 0x0380, 0x6975, 0xE388, 0x018E, 0xAE72, 0x0548, 0xF500, 0xAE72, 0x0508, 0xAE61, 0x1041,
2148 0x7A80, 0x02F6, 0x6979, 0xE388, 0x01AD, 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA18,
2149 0x8812, 0x7343, 0x7A80, 0x0380, 0x7344, 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40,
2150 0x0814, 0xBA24, 0x8812, 0x7345, 0x7A80, 0x0380, 0x7346, 0x7A80, 0x0380, 0x6976, 0xE388, 0x01B9,
2151 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x1047, 0x7A80, 0x02F6, 0x697A, 0xE388, 0x01D8,
2152 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA08, 0x8812, 0x7349, 0x7A80, 0x0380, 0x734A,
2153 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA14, 0x8812, 0x734B, 0x7A80,
2154 0x0380, 0x734C, 0x7A80, 0x0380, 0xBC21, 0xAE1C, 0x1090, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40,
2155 0x0812, 0xB804, 0x8813, 0x8B8D, 0xBF0D, 0x056C, 0xE500, 0x7C40, 0x0815, 0xB804, 0x8811, 0x7A80,
2156 0x034A, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40, 0x731F, 0xB903, 0x8809, 0xBEC6, 0x01F9, 0x548A,
2157 0xBE03, 0x98A0, 0x7320, 0xB903, 0x8809, 0xBEC6, 0x0201, 0x548A, 0xBE03, 0x98A0, 0x1F20, 0x2F1F,
2158 0x9826, 0xBC20, 0x6935, 0xE388, 0x03A1, 0x6933, 0xB801, 0x9033, 0xBFA0, 0x02EE, 0xE308, 0x03A1,
2159 0x9033, 0xBF00, 0x6951, 0xE388, 0x021F, 0x7334, 0xBE80, 0x5760, 0xBE03, 0x9F7E, 0xBE59, 0x9034,
2160 0x697E, 0x0D51, 0x9013, 0xBC20, 0x695C, 0xE388, 0x03A1, 0x735E, 0xBE80, 0x5760, 0xBE03, 0x9F7E,
2161 0xBE59, 0x905E, 0x697E, 0x0D5C, 0x9013, 0x7980, 0x03A1, 0x7A80, 0x038A, 0xBF01, 0xBE43, 0x6977,
2162 0xE388, 0x024E, 0xAE61, 0x104D, 0x0061, 0x8B88, 0x6980, 0xE388, 0x024E, 0x9071, 0x0D71, 0x000B,
2163 0xAFA0, 0x8010, 0xAFA0, 0x8010, 0x0810, 0x660A, 0xE308, 0x0249, 0x0009, 0x0810, 0x660C, 0xE388,
2164 0x024E, 0x800B, 0xBC20, 0x697B, 0xE388, 0x03A1, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80,
2165 0xE100, 0x0266, 0x697C, 0xBF90, 0x0560, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0564, 0x9073, 0x0473,
2166 0x7980, 0x0270, 0x697C, 0xBF90, 0x0520, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0524, 0x9073, 0x0473,
2167 0x697C, 0xB801, 0x907C, 0xBF0A, 0x10FD, 0x8B8A, 0xAF80, 0x8010, 0x734F, 0x548A, 0xBE03, 0x9880,
2168 0xBC21, 0x7326, 0x548B, 0xBE03, 0x618B, 0x988C, 0xBE03, 0x6180, 0x9880, 0x7980, 0x03A1, 0x7A80,
2169 0x038A, 0x0D28, 0x4711, 0xE100, 0x02BE, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388, 0x02B6,
2170 0xBFA0, 0x0800, 0xE388, 0x02B2, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02A3, 0x6909,
2171 0x900B, 0x7980, 0x02A5, 0xAF0B, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100, 0x02ED,
2172 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x6909, 0x900B, 0x7980, 0x02B8, 0xAF0B, 0x4005,
2173 0xAF05, 0x4003, 0xAF06, 0x4004, 0x7980, 0x02ED, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388,
2174 0x02E7, 0xBFA0, 0x0800, 0xE388, 0x02E3, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02D4,
2175 0x690D, 0x9010, 0x7980, 0x02D6, 0xAF10, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100,
2176 0x02ED, 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x690D, 0x9010, 0x7980, 0x02E9, 0xAF10,
2177 0x4005, 0xAF05, 0x4003, 0xAF06, 0x4004, 0xBC20, 0x6970, 0x9071, 0x7A80, 0x0078, 0x6971, 0x9070,
2178 0x7980, 0x03A1, 0xBC20, 0x0361, 0x8B8B, 0x6980, 0xEF88, 0x0272, 0x0372, 0x7804, 0x9071, 0x0D71,
2179 0x8B8A, 0x000B, 0xB903, 0x8809, 0xBEC6, 0x0309, 0x69A8, 0x90AB, 0x69A8, 0x90AA, 0x0810, 0x660A,
2180 0xE344, 0x030F, 0x0009, 0x0810, 0x660C, 0xE388, 0x0314, 0x800B, 0xBC20, 0x6961, 0xB801, 0x9061,
2181 0x7980, 0x02F7, 0x7A80, 0x038A, 0x5D35, 0x0001, 0x6934, 0xB801, 0x9034, 0xBF0A, 0x109E, 0x8B8A,
2182 0xAF80, 0x8014, 0x4880, 0xAE72, 0x0550, 0xF500, 0xAE72, 0x0510, 0xAE61, 0x1051, 0x7A80, 0x02F6,
2183 0x7980, 0x03A1, 0x7A80, 0x038A, 0x5D35, 0x0002, 0x695E, 0xB801, 0x905E, 0xBF0A, 0x109E, 0x8B8A,
2184 0xAF80, 0x8014, 0x4780, 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x105C, 0x7A80, 0x02F6,
2185 0x7980, 0x03A1, 0x001C, 0x8B88, 0x6980, 0xEF88, 0x901D, 0x0D1D, 0x100F, 0x6610, 0xE38C, 0x0358,
2186 0x690E, 0x6610, 0x620F, 0x660D, 0xBA0F, 0xE301, 0x037A, 0x0410, 0x8B8A, 0xB903, 0x8809, 0xBEC6,
2187 0x036C, 0x6A8C, 0x61AA, 0x98AB, 0x6A8C, 0x61AB, 0x98AD, 0x6A8C, 0x61AD, 0x98A9, 0x6A8C, 0x61A9,
2188 0x98AA, 0x7C04, 0x8B8B, 0x7C04, 0x8B8D, 0x7C04, 0x8B89, 0x7C04, 0x0814, 0x660E, 0xE308, 0x0379,
2189 0x040D, 0x8410, 0xBC21, 0x691C, 0xB801, 0x901C, 0x7980, 0x034A, 0xB903, 0x8809, 0x8B8A, 0xBEC6,
2190 0x0388, 0x54AC, 0xBE03, 0x618C, 0x98AA, 0xEF00, 0xBC20, 0xBE46, 0x0809, 0x906B, 0x080A, 0x906C,
2191 0x080B, 0x906D, 0x081A, 0x9062, 0x081B, 0x9063, 0x081E, 0x9064, 0xBE59, 0x881E, 0x8065, 0x8166,
2192 0x8267, 0x8368, 0x8469, 0x856A, 0xEF00, 0xBC20, 0x696B, 0x8809, 0x696C, 0x880A, 0x696D, 0x880B,
2193 0x6962, 0x881A, 0x6963, 0x881B, 0x6964, 0x881E, 0x0065, 0x0166, 0x0267, 0x0368, 0x0469, 0x056A,
2194 0xBE3A,
2195 };
2196
2197 /*
2198 * Mini sample rate converter code image
2199 * that is to be loaded at 0x400 on the DSP.
2200 */
2201 static const u16 assp_minisrc_image[] = {
2202
2203 0xBF80, 0x101E, 0x906E, 0x006E, 0x8B88, 0x6980, 0xEF88, 0x906F, 0x0D6F, 0x6900, 0xEB08, 0x0412,
2204 0xBC20, 0x696E, 0xB801, 0x906E, 0x7980, 0x0403, 0xB90E, 0x8807, 0xBE43, 0xBF01, 0xBE47, 0xBE41,
2205 0x7A80, 0x002A, 0xBE40, 0x3029, 0xEFCC, 0xBE41, 0x7A80, 0x0028, 0xBE40, 0x3028, 0xEFCC, 0x6907,
2206 0xE308, 0x042A, 0x6909, 0x902C, 0x7980, 0x042C, 0x690D, 0x902C, 0x1009, 0x881A, 0x100A, 0xBA01,
2207 0x881B, 0x100D, 0x881C, 0x100E, 0xBA01, 0x881D, 0xBF80, 0x00ED, 0x881E, 0x050C, 0x0124, 0xB904,
2208 0x9027, 0x6918, 0xE308, 0x04B3, 0x902D, 0x6913, 0xBFA0, 0x7598, 0xF704, 0xAE2D, 0x00FF, 0x8B8D,
2209 0x6919, 0xE308, 0x0463, 0x691A, 0xE308, 0x0456, 0xB907, 0x8809, 0xBEC6, 0x0453, 0x10A9, 0x90AD,
2210 0x7980, 0x047C, 0xB903, 0x8809, 0xBEC6, 0x0460, 0x1889, 0x6C22, 0x90AD, 0x10A9, 0x6E23, 0x6C22,
2211 0x90AD, 0x7980, 0x047C, 0x101A, 0xE308, 0x046F, 0xB903, 0x8809, 0xBEC6, 0x046C, 0x10A9, 0x90A0,
2212 0x90AD, 0x7980, 0x047C, 0xB901, 0x8809, 0xBEC6, 0x047B, 0x1889, 0x6C22, 0x90A0, 0x90AD, 0x10A9,
2213 0x6E23, 0x6C22, 0x90A0, 0x90AD, 0x692D, 0xE308, 0x049C, 0x0124, 0xB703, 0xB902, 0x8818, 0x8B89,
2214 0x022C, 0x108A, 0x7C04, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99A0,
2215 0x108A, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99AF, 0x7B99, 0x0484,
2216 0x0124, 0x060F, 0x101B, 0x2013, 0x901B, 0xBFA0, 0x7FFF, 0xE344, 0x04AC, 0x901B, 0x8B89, 0x7A80,
2217 0x051A, 0x6927, 0xBA01, 0x9027, 0x7A80, 0x0523, 0x6927, 0xE308, 0x049E, 0x7980, 0x050F, 0x0624,
2218 0x1026, 0x2013, 0x9026, 0xBFA0, 0x7FFF, 0xE304, 0x04C0, 0x8B8D, 0x7A80, 0x051A, 0x7980, 0x04B4,
2219 0x9026, 0x1013, 0x3026, 0x901B, 0x8B8D, 0x7A80, 0x051A, 0x7A80, 0x0523, 0x1027, 0xBA01, 0x9027,
2220 0xE308, 0x04B4, 0x0124, 0x060F, 0x8B89, 0x691A, 0xE308, 0x04EA, 0x6919, 0xE388, 0x04E0, 0xB903,
2221 0x8809, 0xBEC6, 0x04DD, 0x1FA0, 0x2FAE, 0x98A9, 0x7980, 0x050F, 0xB901, 0x8818, 0xB907, 0x8809,
2222 0xBEC6, 0x04E7, 0x10EE, 0x90A9, 0x7980, 0x050F, 0x6919, 0xE308, 0x04FE, 0xB903, 0x8809, 0xBE46,
2223 0xBEC6, 0x04FA, 0x17A0, 0xBE1E, 0x1FAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0xBE47,
2224 0x7980, 0x050F, 0xB901, 0x8809, 0xBEC6, 0x050E, 0x16A0, 0x26A0, 0xBFB7, 0xFF00, 0xBE1E, 0x1EA0,
2225 0x2EAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0x850C, 0x860F, 0x6907, 0xE388, 0x0516,
2226 0x0D07, 0x8510, 0xBE59, 0x881E, 0xBE4A, 0xEF00, 0x101E, 0x901C, 0x101F, 0x901D, 0x10A0, 0x901E,
2227 0x10A0, 0x901F, 0xEF00, 0x101E, 0x301C, 0x9020, 0x731B, 0x5420, 0xBE03, 0x9825, 0x1025, 0x201C,
2228 0x9025, 0x7325, 0x5414, 0xBE03, 0x8B8E, 0x9880, 0x692F, 0xE388, 0x0539, 0xBE59, 0xBB07, 0x6180,
2229 0x9880, 0x8BA0, 0x101F, 0x301D, 0x9021, 0x731B, 0x5421, 0xBE03, 0x982E, 0x102E, 0x201D, 0x902E,
2230 0x732E, 0x5415, 0xBE03, 0x9880, 0x692F, 0xE388, 0x054F, 0xBE59, 0xBB07, 0x6180, 0x9880, 0x8BA0,
2231 0x6918, 0xEF08, 0x7325, 0x5416, 0xBE03, 0x98A0, 0x732E, 0x5417, 0xBE03, 0x98A0, 0xEF00, 0x8BA0,
2232 0xBEC6, 0x056B, 0xBE59, 0xBB04, 0xAA90, 0xBE04, 0xBE1E, 0x99E0, 0x8BE0, 0x69A0, 0x90D0, 0x69A0,
2233 0x90D0, 0x081F, 0xB805, 0x881F, 0x8B90, 0x69A0, 0x90D0, 0x69A0, 0x9090, 0x8BD0, 0x8BD8, 0xBE1F,
2234 0xEF00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
2235 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
2236 };
2237
2238 static const struct firmware assp_kernel = {
2239 .data = (u8 *)assp_kernel_image,
2240 .size = sizeof assp_kernel_image
2241 };
2242 static const struct firmware assp_minisrc = {
2243 .data = (u8 *)assp_minisrc_image,
2244 .size = sizeof assp_minisrc_image
2245 };
2246
2247 #else /* CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL */
2248
2249 #ifdef __LITTLE_ENDIAN
2250 static inline void snd_m3_convert_from_le(const struct firmware *fw) { }
2251 #else
2252 static void snd_m3_convert_from_le(const struct firmware *fw)
2253 {
2254 int i;
2255 u16 *data = (u16 *)fw->data;
2256
2257 for (i = 0; i < fw->size / 2; ++i)
2258 le16_to_cpus(&data[i]);
2259 }
2260 #endif
2261
2262 #endif /* CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL */
2263
2264
2265 /*
2266 * initialize ASSP
2267 */
2268
2269 #define MINISRC_LPF_LEN 10
2270 static const u16 minisrc_lpf[MINISRC_LPF_LEN] = {
2271 0X0743, 0X1104, 0X0A4C, 0XF88D, 0X242C,
2272 0X1023, 0X1AA9, 0X0B60, 0XEFDD, 0X186F
2273 };
2274
2275 static void snd_m3_assp_init(struct snd_m3 *chip)
2276 {
2277 unsigned int i;
2278 u16 *data;
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 data = (u16 *)chip->assp_kernel_image->data;
2297 for (i = 0 ; i * 2 < chip->assp_kernel_image->size; i++) {
2298 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2299 REV_B_CODE_MEMORY_BEGIN + i, data[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 data = (u16 *)chip->assp_minisrc_image->data;
2309 for (i = 0; i * 2 < chip->assp_minisrc_image->size; i++) {
2310 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2311 0x400 + i, data[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 = ALIGN(data_bytes, 256);
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->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 n |= chip->hv_config;
2467 /* For some reason we must always use reduced debounce. */
2468 n |= REDUCED_DEBOUNCE;
2469 n |= PM_CTRL_ENABLE | CLK_DIV_BY_49 | USE_PCI_TIMING;
2470 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2471
2472 outb(RESET_ASSP, chip->iobase + ASSP_CONTROL_B);
2473 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2474 n &= ~INT_CLK_SELECT;
2475 if (!chip->allegro_flag) {
2476 n &= ~INT_CLK_MULT_ENABLE;
2477 n |= INT_CLK_SRC_NOT_PCI;
2478 }
2479 n &= ~( CLK_MULT_MODE_SELECT | CLK_MULT_MODE_SELECT_2 );
2480 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2481
2482 if (chip->allegro_flag) {
2483 pci_read_config_dword(pcidev, PCI_USER_CONFIG, &n);
2484 n |= IN_CLK_12MHZ_SELECT;
2485 pci_write_config_dword(pcidev, PCI_USER_CONFIG, n);
2486 }
2487
2488 t = inb(chip->iobase + ASSP_CONTROL_A);
2489 t &= ~( DSP_CLK_36MHZ_SELECT | ASSP_CLK_49MHZ_SELECT);
2490 t |= ASSP_CLK_49MHZ_SELECT;
2491 t |= ASSP_0_WS_ENABLE;
2492 outb(t, chip->iobase + ASSP_CONTROL_A);
2493
2494 snd_m3_assp_init(chip); /* download DSP code before starting ASSP below */
2495 outb(RUN_ASSP, chip->iobase + ASSP_CONTROL_B);
2496
2497 outb(0x00, io + HARDWARE_VOL_CTRL);
2498 outb(0x88, io + SHADOW_MIX_REG_VOICE);
2499 outb(0x88, io + HW_VOL_COUNTER_VOICE);
2500 outb(0x88, io + SHADOW_MIX_REG_MASTER);
2501 outb(0x88, io + HW_VOL_COUNTER_MASTER);
2502
2503 return 0;
2504 }
2505
2506 static void
2507 snd_m3_enable_ints(struct snd_m3 *chip)
2508 {
2509 unsigned long io = chip->iobase;
2510 unsigned short val;
2511
2512 /* TODO: MPU401 not supported yet */
2513 val = ASSP_INT_ENABLE /*| MPU401_INT_ENABLE*/;
2514 if (chip->hv_config & HV_CTRL_ENABLE)
2515 val |= HV_INT_ENABLE;
2516 outw(val, io + HOST_INT_CTRL);
2517 outb(inb(io + ASSP_CONTROL_C) | ASSP_HOST_INT_ENABLE,
2518 io + ASSP_CONTROL_C);
2519 }
2520
2521
2522 /*
2523 */
2524
2525 static int snd_m3_free(struct snd_m3 *chip)
2526 {
2527 struct m3_dma *s;
2528 int i;
2529
2530 if (chip->substreams) {
2531 spin_lock_irq(&chip->reg_lock);
2532 for (i = 0; i < chip->num_substreams; i++) {
2533 s = &chip->substreams[i];
2534 /* check surviving pcms; this should not happen though.. */
2535 if (s->substream && s->running)
2536 snd_m3_pcm_stop(chip, s, s->substream);
2537 }
2538 spin_unlock_irq(&chip->reg_lock);
2539 kfree(chip->substreams);
2540 }
2541 if (chip->iobase) {
2542 outw(0, chip->iobase + HOST_INT_CTRL); /* disable ints */
2543 }
2544
2545 #ifdef CONFIG_PM
2546 vfree(chip->suspend_mem);
2547 #endif
2548
2549 if (chip->irq >= 0) {
2550 synchronize_irq(chip->irq);
2551 free_irq(chip->irq, chip);
2552 }
2553
2554 if (chip->iobase)
2555 pci_release_regions(chip->pci);
2556
2557 #ifndef CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL
2558 release_firmware(chip->assp_kernel_image);
2559 release_firmware(chip->assp_minisrc_image);
2560 #endif
2561
2562 pci_disable_device(chip->pci);
2563 kfree(chip);
2564 return 0;
2565 }
2566
2567
2568 /*
2569 * APM support
2570 */
2571 #ifdef CONFIG_PM
2572 static int m3_suspend(struct pci_dev *pci, pm_message_t state)
2573 {
2574 struct snd_card *card = pci_get_drvdata(pci);
2575 struct snd_m3 *chip = card->private_data;
2576 int i, index;
2577
2578 if (chip->suspend_mem == NULL)
2579 return 0;
2580
2581 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2582 snd_pcm_suspend_all(chip->pcm);
2583 snd_ac97_suspend(chip->ac97);
2584
2585 msleep(10); /* give the assp a chance to idle.. */
2586
2587 snd_m3_assp_halt(chip);
2588
2589 /* save dsp image */
2590 index = 0;
2591 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2592 chip->suspend_mem[index++] =
2593 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_CODE, i);
2594 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2595 chip->suspend_mem[index++] =
2596 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA, i);
2597
2598 pci_disable_device(pci);
2599 pci_save_state(pci);
2600 pci_set_power_state(pci, pci_choose_state(pci, state));
2601 return 0;
2602 }
2603
2604 static int m3_resume(struct pci_dev *pci)
2605 {
2606 struct snd_card *card = pci_get_drvdata(pci);
2607 struct snd_m3 *chip = card->private_data;
2608 int i, index;
2609
2610 if (chip->suspend_mem == NULL)
2611 return 0;
2612
2613 pci_set_power_state(pci, PCI_D0);
2614 pci_restore_state(pci);
2615 if (pci_enable_device(pci) < 0) {
2616 printk(KERN_ERR "maestor3: pci_enable_device failed, "
2617 "disabling device\n");
2618 snd_card_disconnect(card);
2619 return -EIO;
2620 }
2621 pci_set_master(pci);
2622
2623 /* first lets just bring everything back. .*/
2624 snd_m3_outw(chip, 0, 0x54);
2625 snd_m3_outw(chip, 0, 0x56);
2626
2627 snd_m3_chip_init(chip);
2628 snd_m3_assp_halt(chip);
2629 snd_m3_ac97_reset(chip);
2630
2631 /* restore dsp image */
2632 index = 0;
2633 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2634 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE, i,
2635 chip->suspend_mem[index++]);
2636 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2637 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA, i,
2638 chip->suspend_mem[index++]);
2639
2640 /* tell the dma engine to restart itself */
2641 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2642 KDATA_DMA_ACTIVE, 0);
2643
2644 /* restore ac97 registers */
2645 snd_ac97_resume(chip->ac97);
2646
2647 snd_m3_assp_continue(chip);
2648 snd_m3_enable_ints(chip);
2649 snd_m3_amp_enable(chip, 1);
2650
2651 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2652 return 0;
2653 }
2654 #endif /* CONFIG_PM */
2655
2656
2657 /*
2658 */
2659
2660 static int snd_m3_dev_free(struct snd_device *device)
2661 {
2662 struct snd_m3 *chip = device->device_data;
2663 return snd_m3_free(chip);
2664 }
2665
2666 static int __devinit
2667 snd_m3_create(struct snd_card *card, struct pci_dev *pci,
2668 int enable_amp,
2669 int amp_gpio,
2670 struct snd_m3 **chip_ret)
2671 {
2672 struct snd_m3 *chip;
2673 int i, err;
2674 const struct snd_pci_quirk *quirk;
2675 static struct snd_device_ops ops = {
2676 .dev_free = snd_m3_dev_free,
2677 };
2678
2679 *chip_ret = NULL;
2680
2681 if (pci_enable_device(pci))
2682 return -EIO;
2683
2684 /* check, if we can restrict PCI DMA transfers to 28 bits */
2685 if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
2686 pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
2687 snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
2688 pci_disable_device(pci);
2689 return -ENXIO;
2690 }
2691
2692 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2693 if (chip == NULL) {
2694 pci_disable_device(pci);
2695 return -ENOMEM;
2696 }
2697
2698 spin_lock_init(&chip->reg_lock);
2699 spin_lock_init(&chip->ac97_lock);
2700
2701 switch (pci->device) {
2702 case PCI_DEVICE_ID_ESS_ALLEGRO:
2703 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2704 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2705 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2706 chip->allegro_flag = 1;
2707 break;
2708 }
2709
2710 chip->card = card;
2711 chip->pci = pci;
2712 chip->irq = -1;
2713
2714 chip->external_amp = enable_amp;
2715 if (amp_gpio >= 0 && amp_gpio <= 0x0f)
2716 chip->amp_gpio = amp_gpio;
2717 else {
2718 quirk = snd_pci_quirk_lookup(pci, m3_amp_quirk_list);
2719 if (quirk) {
2720 snd_printdd(KERN_INFO "maestro3: set amp-gpio "
2721 "for '%s'\n", quirk->name);
2722 chip->amp_gpio = quirk->value;
2723 } else if (chip->allegro_flag)
2724 chip->amp_gpio = GPO_EXT_AMP_ALLEGRO;
2725 else /* presumably this is for all 'maestro3's.. */
2726 chip->amp_gpio = GPO_EXT_AMP_M3;
2727 }
2728
2729 quirk = snd_pci_quirk_lookup(pci, m3_irda_quirk_list);
2730 if (quirk) {
2731 snd_printdd(KERN_INFO "maestro3: enabled irda workaround "
2732 "for '%s'\n", quirk->name);
2733 chip->irda_workaround = 1;
2734 }
2735 quirk = snd_pci_quirk_lookup(pci, m3_hv_quirk_list);
2736 if (quirk)
2737 chip->hv_config = quirk->value;
2738 if (snd_pci_quirk_lookup(pci, m3_omnibook_quirk_list))
2739 chip->is_omnibook = 1;
2740
2741 chip->num_substreams = NR_DSPS;
2742 chip->substreams = kcalloc(chip->num_substreams, sizeof(struct m3_dma),
2743 GFP_KERNEL);
2744 if (chip->substreams == NULL) {
2745 kfree(chip);
2746 pci_disable_device(pci);
2747 return -ENOMEM;
2748 }
2749
2750 #ifdef CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL
2751 chip->assp_kernel_image = &assp_kernel;
2752 #else
2753 err = request_firmware(&chip->assp_kernel_image,
2754 "ess/maestro3_assp_kernel.fw", &pci->dev);
2755 if (err < 0) {
2756 snd_m3_free(chip);
2757 return err;
2758 } else
2759 snd_m3_convert_from_le(chip->assp_kernel_image);
2760 #endif
2761
2762 #ifdef CONFIG_SND_MAESTRO3_FIRMWARE_IN_KERNEL
2763 chip->assp_minisrc_image = &assp_minisrc;
2764 #else
2765 err = request_firmware(&chip->assp_minisrc_image,
2766 "ess/maestro3_assp_minisrc.fw", &pci->dev);
2767 if (err < 0) {
2768 snd_m3_free(chip);
2769 return err;
2770 } else
2771 snd_m3_convert_from_le(chip->assp_minisrc_image);
2772 #endif
2773
2774 if ((err = pci_request_regions(pci, card->driver)) < 0) {
2775 snd_m3_free(chip);
2776 return err;
2777 }
2778 chip->iobase = pci_resource_start(pci, 0);
2779
2780 /* just to be sure */
2781 pci_set_master(pci);
2782
2783 snd_m3_chip_init(chip);
2784 snd_m3_assp_halt(chip);
2785
2786 snd_m3_ac97_reset(chip);
2787
2788 snd_m3_amp_enable(chip, 1);
2789
2790 tasklet_init(&chip->hwvol_tq, snd_m3_update_hw_volume, (unsigned long)chip);
2791
2792 if (request_irq(pci->irq, snd_m3_interrupt, IRQF_SHARED,
2793 card->driver, chip)) {
2794 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2795 snd_m3_free(chip);
2796 return -ENOMEM;
2797 }
2798 chip->irq = pci->irq;
2799
2800 #ifdef CONFIG_PM
2801 chip->suspend_mem = vmalloc(sizeof(u16) * (REV_B_CODE_MEMORY_LENGTH + REV_B_DATA_MEMORY_LENGTH));
2802 if (chip->suspend_mem == NULL)
2803 snd_printk(KERN_WARNING "can't allocate apm buffer\n");
2804 #endif
2805
2806 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2807 snd_m3_free(chip);
2808 return err;
2809 }
2810
2811 if ((err = snd_m3_mixer(chip)) < 0)
2812 return err;
2813
2814 for (i = 0; i < chip->num_substreams; i++) {
2815 struct m3_dma *s = &chip->substreams[i];
2816 if ((err = snd_m3_assp_client_init(chip, s, i)) < 0)
2817 return err;
2818 }
2819
2820 if ((err = snd_m3_pcm(chip, 0)) < 0)
2821 return err;
2822
2823 snd_m3_enable_ints(chip);
2824 snd_m3_assp_continue(chip);
2825
2826 snd_card_set_dev(card, &pci->dev);
2827
2828 *chip_ret = chip;
2829
2830 return 0;
2831 }
2832
2833 /*
2834 */
2835 static int __devinit
2836 snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2837 {
2838 static int dev;
2839 struct snd_card *card;
2840 struct snd_m3 *chip;
2841 int err;
2842
2843 /* don't pick up modems */
2844 if (((pci->class >> 8) & 0xffff) != PCI_CLASS_MULTIMEDIA_AUDIO)
2845 return -ENODEV;
2846
2847 if (dev >= SNDRV_CARDS)
2848 return -ENODEV;
2849 if (!enable[dev]) {
2850 dev++;
2851 return -ENOENT;
2852 }
2853
2854 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2855 if (card == NULL)
2856 return -ENOMEM;
2857
2858 switch (pci->device) {
2859 case PCI_DEVICE_ID_ESS_ALLEGRO:
2860 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2861 strcpy(card->driver, "Allegro");
2862 break;
2863 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2864 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2865 strcpy(card->driver, "Canyon3D-2");
2866 break;
2867 default:
2868 strcpy(card->driver, "Maestro3");
2869 break;
2870 }
2871
2872 if ((err = snd_m3_create(card, pci,
2873 external_amp[dev],
2874 amp_gpio[dev],
2875 &chip)) < 0) {
2876 snd_card_free(card);
2877 return err;
2878 }
2879 card->private_data = chip;
2880
2881 sprintf(card->shortname, "ESS %s PCI", card->driver);
2882 sprintf(card->longname, "%s at 0x%lx, irq %d",
2883 card->shortname, chip->iobase, chip->irq);
2884
2885 if ((err = snd_card_register(card)) < 0) {
2886 snd_card_free(card);
2887 return err;
2888 }
2889
2890 #if 0 /* TODO: not supported yet */
2891 /* TODO enable MIDI IRQ and I/O */
2892 err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
2893 chip->iobase + MPU401_DATA_PORT,
2894 MPU401_INFO_INTEGRATED,
2895 chip->irq, 0, &chip->rmidi);
2896 if (err < 0)
2897 printk(KERN_WARNING "maestro3: no MIDI support.\n");
2898 #endif
2899
2900 pci_set_drvdata(pci, card);
2901 dev++;
2902 return 0;
2903 }
2904
2905 static void __devexit snd_m3_remove(struct pci_dev *pci)
2906 {
2907 snd_card_free(pci_get_drvdata(pci));
2908 pci_set_drvdata(pci, NULL);
2909 }
2910
2911 static struct pci_driver driver = {
2912 .name = "Maestro3",
2913 .id_table = snd_m3_ids,
2914 .probe = snd_m3_probe,
2915 .remove = __devexit_p(snd_m3_remove),
2916 #ifdef CONFIG_PM
2917 .suspend = m3_suspend,
2918 .resume = m3_resume,
2919 #endif
2920 };
2921
2922 static int __init alsa_card_m3_init(void)
2923 {
2924 return pci_register_driver(&driver);
2925 }
2926
2927 static void __exit alsa_card_m3_exit(void)
2928 {
2929 pci_unregister_driver(&driver);
2930 }
2931
2932 module_init(alsa_card_m3_init)
2933 module_exit(alsa_card_m3_exit)
USB Experimental Work