blob: 2cf33083d7ccb0b3a7c04090bec1f63fc4f2e969 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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/slab.h>
41#include <linux/vmalloc.h>
42#include <linux/moduleparam.h>
43#include <sound/core.h>
44#include <sound/info.h>
45#include <sound/control.h>
46#include <sound/pcm.h>
47#include <sound/mpu401.h>
48#include <sound/ac97_codec.h>
49#include <sound/initval.h>
50
51MODULE_AUTHOR("Zach Brown <zab@zabbo.net>, Takashi Iwai <tiwai@suse.de>");
52MODULE_DESCRIPTION("ESS Maestro3 PCI");
53MODULE_LICENSE("GPL");
54MODULE_SUPPORTED_DEVICE("{{ESS,Maestro3 PCI},"
55 "{ESS,ES1988},"
56 "{ESS,Allegro PCI},"
57 "{ESS,Allegro-1 PCI},"
58 "{ESS,Canyon3D-2/LE PCI}}");
59
60static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
61static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
62static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* all enabled */
63static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
64static int amp_gpio[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
65
66module_param_array(index, int, NULL, 0444);
67MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
68module_param_array(id, charp, NULL, 0444);
69MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
70module_param_array(enable, bool, NULL, 0444);
71MODULE_PARM_DESC(enable, "Enable this soundcard.");
72module_param_array(external_amp, bool, NULL, 0444);
73MODULE_PARM_DESC(external_amp, "Enable external amp for " CARD_NAME " soundcard.");
74module_param_array(amp_gpio, int, NULL, 0444);
75MODULE_PARM_DESC(amp_gpio, "GPIO pin number for external amp. (default = -1)");
76
77#define MAX_PLAYBACKS 2
78#define MAX_CAPTURES 1
79#define NR_DSPS (MAX_PLAYBACKS + MAX_CAPTURES)
80
81
82/*
83 * maestro3 registers
84 */
85
86/* Allegro PCI configuration registers */
87#define PCI_LEGACY_AUDIO_CTRL 0x40
88#define SOUND_BLASTER_ENABLE 0x00000001
89#define FM_SYNTHESIS_ENABLE 0x00000002
90#define GAME_PORT_ENABLE 0x00000004
91#define MPU401_IO_ENABLE 0x00000008
92#define MPU401_IRQ_ENABLE 0x00000010
93#define ALIAS_10BIT_IO 0x00000020
94#define SB_DMA_MASK 0x000000C0
95#define SB_DMA_0 0x00000040
96#define SB_DMA_1 0x00000040
97#define SB_DMA_R 0x00000080
98#define SB_DMA_3 0x000000C0
99#define SB_IRQ_MASK 0x00000700
100#define SB_IRQ_5 0x00000000
101#define SB_IRQ_7 0x00000100
102#define SB_IRQ_9 0x00000200
103#define SB_IRQ_10 0x00000300
104#define MIDI_IRQ_MASK 0x00003800
105#define SERIAL_IRQ_ENABLE 0x00004000
106#define DISABLE_LEGACY 0x00008000
107
108#define PCI_ALLEGRO_CONFIG 0x50
109#define SB_ADDR_240 0x00000004
110#define MPU_ADDR_MASK 0x00000018
111#define MPU_ADDR_330 0x00000000
112#define MPU_ADDR_300 0x00000008
113#define MPU_ADDR_320 0x00000010
114#define MPU_ADDR_340 0x00000018
115#define USE_PCI_TIMING 0x00000040
116#define POSTED_WRITE_ENABLE 0x00000080
117#define DMA_POLICY_MASK 0x00000700
118#define DMA_DDMA 0x00000000
119#define DMA_TDMA 0x00000100
120#define DMA_PCPCI 0x00000200
121#define DMA_WBDMA16 0x00000400
122#define DMA_WBDMA4 0x00000500
123#define DMA_WBDMA2 0x00000600
124#define DMA_WBDMA1 0x00000700
125#define DMA_SAFE_GUARD 0x00000800
126#define HI_PERF_GP_ENABLE 0x00001000
127#define PIC_SNOOP_MODE_0 0x00002000
128#define PIC_SNOOP_MODE_1 0x00004000
129#define SOUNDBLASTER_IRQ_MASK 0x00008000
130#define RING_IN_ENABLE 0x00010000
131#define SPDIF_TEST_MODE 0x00020000
132#define CLK_MULT_MODE_SELECT_2 0x00040000
133#define EEPROM_WRITE_ENABLE 0x00080000
134#define CODEC_DIR_IN 0x00100000
135#define HV_BUTTON_FROM_GD 0x00200000
136#define REDUCED_DEBOUNCE 0x00400000
137#define HV_CTRL_ENABLE 0x00800000
138#define SPDIF_ENABLE 0x01000000
139#define CLK_DIV_SELECT 0x06000000
140#define CLK_DIV_BY_48 0x00000000
141#define CLK_DIV_BY_49 0x02000000
142#define CLK_DIV_BY_50 0x04000000
143#define CLK_DIV_RESERVED 0x06000000
144#define PM_CTRL_ENABLE 0x08000000
145#define CLK_MULT_MODE_SELECT 0x30000000
146#define CLK_MULT_MODE_SHIFT 28
147#define CLK_MULT_MODE_0 0x00000000
148#define CLK_MULT_MODE_1 0x10000000
149#define CLK_MULT_MODE_2 0x20000000
150#define CLK_MULT_MODE_3 0x30000000
151#define INT_CLK_SELECT 0x40000000
152#define INT_CLK_MULT_RESET 0x80000000
153
154/* M3 */
155#define INT_CLK_SRC_NOT_PCI 0x00100000
156#define INT_CLK_MULT_ENABLE 0x80000000
157
158#define PCI_ACPI_CONTROL 0x54
159#define PCI_ACPI_D0 0x00000000
160#define PCI_ACPI_D1 0xB4F70000
161#define PCI_ACPI_D2 0xB4F7B4F7
162
163#define PCI_USER_CONFIG 0x58
164#define EXT_PCI_MASTER_ENABLE 0x00000001
165#define SPDIF_OUT_SELECT 0x00000002
166#define TEST_PIN_DIR_CTRL 0x00000004
167#define AC97_CODEC_TEST 0x00000020
168#define TRI_STATE_BUFFER 0x00000080
169#define IN_CLK_12MHZ_SELECT 0x00000100
170#define MULTI_FUNC_DISABLE 0x00000200
171#define EXT_MASTER_PAIR_SEL 0x00000400
172#define PCI_MASTER_SUPPORT 0x00000800
173#define STOP_CLOCK_ENABLE 0x00001000
174#define EAPD_DRIVE_ENABLE 0x00002000
175#define REQ_TRI_STATE_ENABLE 0x00004000
176#define REQ_LOW_ENABLE 0x00008000
177#define MIDI_1_ENABLE 0x00010000
178#define MIDI_2_ENABLE 0x00020000
179#define SB_AUDIO_SYNC 0x00040000
180#define HV_CTRL_TEST 0x00100000
181#define SOUNDBLASTER_TEST 0x00400000
182
183#define PCI_USER_CONFIG_C 0x5C
184
185#define PCI_DDMA_CTRL 0x60
186#define DDMA_ENABLE 0x00000001
187
188
189/* Allegro registers */
190#define HOST_INT_CTRL 0x18
191#define SB_INT_ENABLE 0x0001
192#define MPU401_INT_ENABLE 0x0002
193#define ASSP_INT_ENABLE 0x0010
194#define RING_INT_ENABLE 0x0020
195#define HV_INT_ENABLE 0x0040
196#define CLKRUN_GEN_ENABLE 0x0100
197#define HV_CTRL_TO_PME 0x0400
198#define SOFTWARE_RESET_ENABLE 0x8000
199
200/*
201 * should be using the above defines, probably.
202 */
203#define REGB_ENABLE_RESET 0x01
204#define REGB_STOP_CLOCK 0x10
205
206#define HOST_INT_STATUS 0x1A
207#define SB_INT_PENDING 0x01
208#define MPU401_INT_PENDING 0x02
209#define ASSP_INT_PENDING 0x10
210#define RING_INT_PENDING 0x20
211#define HV_INT_PENDING 0x40
212
213#define HARDWARE_VOL_CTRL 0x1B
214#define SHADOW_MIX_REG_VOICE 0x1C
215#define HW_VOL_COUNTER_VOICE 0x1D
216#define SHADOW_MIX_REG_MASTER 0x1E
217#define HW_VOL_COUNTER_MASTER 0x1F
218
219#define CODEC_COMMAND 0x30
220#define CODEC_READ_B 0x80
221
222#define CODEC_STATUS 0x30
223#define CODEC_BUSY_B 0x01
224
225#define CODEC_DATA 0x32
226
227#define RING_BUS_CTRL_A 0x36
228#define RAC_PME_ENABLE 0x0100
229#define RAC_SDFS_ENABLE 0x0200
230#define LAC_PME_ENABLE 0x0400
231#define LAC_SDFS_ENABLE 0x0800
232#define SERIAL_AC_LINK_ENABLE 0x1000
233#define IO_SRAM_ENABLE 0x2000
234#define IIS_INPUT_ENABLE 0x8000
235
236#define RING_BUS_CTRL_B 0x38
237#define SECOND_CODEC_ID_MASK 0x0003
238#define SPDIF_FUNC_ENABLE 0x0010
239#define SECOND_AC_ENABLE 0x0020
240#define SB_MODULE_INTF_ENABLE 0x0040
241#define SSPE_ENABLE 0x0040
242#define M3I_DOCK_ENABLE 0x0080
243
244#define SDO_OUT_DEST_CTRL 0x3A
245#define COMMAND_ADDR_OUT 0x0003
246#define PCM_LR_OUT_LOCAL 0x0000
247#define PCM_LR_OUT_REMOTE 0x0004
248#define PCM_LR_OUT_MUTE 0x0008
249#define PCM_LR_OUT_BOTH 0x000C
250#define LINE1_DAC_OUT_LOCAL 0x0000
251#define LINE1_DAC_OUT_REMOTE 0x0010
252#define LINE1_DAC_OUT_MUTE 0x0020
253#define LINE1_DAC_OUT_BOTH 0x0030
254#define PCM_CLS_OUT_LOCAL 0x0000
255#define PCM_CLS_OUT_REMOTE 0x0040
256#define PCM_CLS_OUT_MUTE 0x0080
257#define PCM_CLS_OUT_BOTH 0x00C0
258#define PCM_RLF_OUT_LOCAL 0x0000
259#define PCM_RLF_OUT_REMOTE 0x0100
260#define PCM_RLF_OUT_MUTE 0x0200
261#define PCM_RLF_OUT_BOTH 0x0300
262#define LINE2_DAC_OUT_LOCAL 0x0000
263#define LINE2_DAC_OUT_REMOTE 0x0400
264#define LINE2_DAC_OUT_MUTE 0x0800
265#define LINE2_DAC_OUT_BOTH 0x0C00
266#define HANDSET_OUT_LOCAL 0x0000
267#define HANDSET_OUT_REMOTE 0x1000
268#define HANDSET_OUT_MUTE 0x2000
269#define HANDSET_OUT_BOTH 0x3000
270#define IO_CTRL_OUT_LOCAL 0x0000
271#define IO_CTRL_OUT_REMOTE 0x4000
272#define IO_CTRL_OUT_MUTE 0x8000
273#define IO_CTRL_OUT_BOTH 0xC000
274
275#define SDO_IN_DEST_CTRL 0x3C
276#define STATUS_ADDR_IN 0x0003
277#define PCM_LR_IN_LOCAL 0x0000
278#define PCM_LR_IN_REMOTE 0x0004
279#define PCM_LR_RESERVED 0x0008
280#define PCM_LR_IN_BOTH 0x000C
281#define LINE1_ADC_IN_LOCAL 0x0000
282#define LINE1_ADC_IN_REMOTE 0x0010
283#define LINE1_ADC_IN_MUTE 0x0020
284#define MIC_ADC_IN_LOCAL 0x0000
285#define MIC_ADC_IN_REMOTE 0x0040
286#define MIC_ADC_IN_MUTE 0x0080
287#define LINE2_DAC_IN_LOCAL 0x0000
288#define LINE2_DAC_IN_REMOTE 0x0400
289#define LINE2_DAC_IN_MUTE 0x0800
290#define HANDSET_IN_LOCAL 0x0000
291#define HANDSET_IN_REMOTE 0x1000
292#define HANDSET_IN_MUTE 0x2000
293#define IO_STATUS_IN_LOCAL 0x0000
294#define IO_STATUS_IN_REMOTE 0x4000
295
296#define SPDIF_IN_CTRL 0x3E
297#define SPDIF_IN_ENABLE 0x0001
298
299#define GPIO_DATA 0x60
300#define GPIO_DATA_MASK 0x0FFF
301#define GPIO_HV_STATUS 0x3000
302#define GPIO_PME_STATUS 0x4000
303
304#define GPIO_MASK 0x64
305#define GPIO_DIRECTION 0x68
306#define GPO_PRIMARY_AC97 0x0001
307#define GPI_LINEOUT_SENSE 0x0004
308#define GPO_SECONDARY_AC97 0x0008
309#define GPI_VOL_DOWN 0x0010
310#define GPI_VOL_UP 0x0020
311#define GPI_IIS_CLK 0x0040
312#define GPI_IIS_LRCLK 0x0080
313#define GPI_IIS_DATA 0x0100
314#define GPI_DOCKING_STATUS 0x0100
315#define GPI_HEADPHONE_SENSE 0x0200
316#define GPO_EXT_AMP_SHUTDOWN 0x1000
317
318#define GPO_EXT_AMP_M3 1 /* default m3 amp */
319#define GPO_EXT_AMP_ALLEGRO 8 /* default allegro amp */
320
321/* M3 */
322#define GPO_M3_EXT_AMP_SHUTDN 0x0002
323
324#define ASSP_INDEX_PORT 0x80
325#define ASSP_MEMORY_PORT 0x82
326#define ASSP_DATA_PORT 0x84
327
328#define MPU401_DATA_PORT 0x98
329#define MPU401_STATUS_PORT 0x99
330
331#define CLK_MULT_DATA_PORT 0x9C
332
333#define ASSP_CONTROL_A 0xA2
334#define ASSP_0_WS_ENABLE 0x01
335#define ASSP_CTRL_A_RESERVED1 0x02
336#define ASSP_CTRL_A_RESERVED2 0x04
337#define ASSP_CLK_49MHZ_SELECT 0x08
338#define FAST_PLU_ENABLE 0x10
339#define ASSP_CTRL_A_RESERVED3 0x20
340#define DSP_CLK_36MHZ_SELECT 0x40
341
342#define ASSP_CONTROL_B 0xA4
343#define RESET_ASSP 0x00
344#define RUN_ASSP 0x01
345#define ENABLE_ASSP_CLOCK 0x00
346#define STOP_ASSP_CLOCK 0x10
347#define RESET_TOGGLE 0x40
348
349#define ASSP_CONTROL_C 0xA6
350#define ASSP_HOST_INT_ENABLE 0x01
351#define FM_ADDR_REMAP_DISABLE 0x02
352#define HOST_WRITE_PORT_ENABLE 0x08
353
354#define ASSP_HOST_INT_STATUS 0xAC
355#define DSP2HOST_REQ_PIORECORD 0x01
356#define DSP2HOST_REQ_I2SRATE 0x02
357#define DSP2HOST_REQ_TIMER 0x04
358
359/* AC97 registers */
360/* XXX fix this crap up */
361/*#define AC97_RESET 0x00*/
362
363#define AC97_VOL_MUTE_B 0x8000
364#define AC97_VOL_M 0x1F
365#define AC97_LEFT_VOL_S 8
366
367#define AC97_MASTER_VOL 0x02
368#define AC97_LINE_LEVEL_VOL 0x04
369#define AC97_MASTER_MONO_VOL 0x06
370#define AC97_PC_BEEP_VOL 0x0A
371#define AC97_PC_BEEP_VOL_M 0x0F
372#define AC97_SROUND_MASTER_VOL 0x38
373#define AC97_PC_BEEP_VOL_S 1
374
375/*#define AC97_PHONE_VOL 0x0C
376#define AC97_MIC_VOL 0x0E*/
377#define AC97_MIC_20DB_ENABLE 0x40
378
379/*#define AC97_LINEIN_VOL 0x10
380#define AC97_CD_VOL 0x12
381#define AC97_VIDEO_VOL 0x14
382#define AC97_AUX_VOL 0x16*/
383#define AC97_PCM_OUT_VOL 0x18
384/*#define AC97_RECORD_SELECT 0x1A*/
385#define AC97_RECORD_MIC 0x00
386#define AC97_RECORD_CD 0x01
387#define AC97_RECORD_VIDEO 0x02
388#define AC97_RECORD_AUX 0x03
389#define AC97_RECORD_MONO_MUX 0x02
390#define AC97_RECORD_DIGITAL 0x03
391#define AC97_RECORD_LINE 0x04
392#define AC97_RECORD_STEREO 0x05
393#define AC97_RECORD_MONO 0x06
394#define AC97_RECORD_PHONE 0x07
395
396/*#define AC97_RECORD_GAIN 0x1C*/
397#define AC97_RECORD_VOL_M 0x0F
398
399/*#define AC97_GENERAL_PURPOSE 0x20*/
400#define AC97_POWER_DOWN_CTRL 0x26
401#define AC97_ADC_READY 0x0001
402#define AC97_DAC_READY 0x0002
403#define AC97_ANALOG_READY 0x0004
404#define AC97_VREF_ON 0x0008
405#define AC97_PR0 0x0100
406#define AC97_PR1 0x0200
407#define AC97_PR2 0x0400
408#define AC97_PR3 0x0800
409#define AC97_PR4 0x1000
410
411#define AC97_RESERVED1 0x28
412
413#define AC97_VENDOR_TEST 0x5A
414
415#define AC97_CLOCK_DELAY 0x5C
416#define AC97_LINEOUT_MUX_SEL 0x0001
417#define AC97_MONO_MUX_SEL 0x0002
418#define AC97_CLOCK_DELAY_SEL 0x1F
419#define AC97_DAC_CDS_SHIFT 6
420#define AC97_ADC_CDS_SHIFT 11
421
422#define AC97_MULTI_CHANNEL_SEL 0x74
423
424/*#define AC97_VENDOR_ID1 0x7C
425#define AC97_VENDOR_ID2 0x7E*/
426
427/*
428 * ASSP control regs
429 */
430#define DSP_PORT_TIMER_COUNT 0x06
431
432#define DSP_PORT_MEMORY_INDEX 0x80
433
434#define DSP_PORT_MEMORY_TYPE 0x82
435#define MEMTYPE_INTERNAL_CODE 0x0002
436#define MEMTYPE_INTERNAL_DATA 0x0003
437#define MEMTYPE_MASK 0x0003
438
439#define DSP_PORT_MEMORY_DATA 0x84
440
441#define DSP_PORT_CONTROL_REG_A 0xA2
442#define DSP_PORT_CONTROL_REG_B 0xA4
443#define DSP_PORT_CONTROL_REG_C 0xA6
444
445#define REV_A_CODE_MEMORY_BEGIN 0x0000
446#define REV_A_CODE_MEMORY_END 0x0FFF
447#define REV_A_CODE_MEMORY_UNIT_LENGTH 0x0040
448#define REV_A_CODE_MEMORY_LENGTH (REV_A_CODE_MEMORY_END - REV_A_CODE_MEMORY_BEGIN + 1)
449
450#define REV_B_CODE_MEMORY_BEGIN 0x0000
451#define REV_B_CODE_MEMORY_END 0x0BFF
452#define REV_B_CODE_MEMORY_UNIT_LENGTH 0x0040
453#define REV_B_CODE_MEMORY_LENGTH (REV_B_CODE_MEMORY_END - REV_B_CODE_MEMORY_BEGIN + 1)
454
455#define REV_A_DATA_MEMORY_BEGIN 0x1000
456#define REV_A_DATA_MEMORY_END 0x2FFF
457#define REV_A_DATA_MEMORY_UNIT_LENGTH 0x0080
458#define REV_A_DATA_MEMORY_LENGTH (REV_A_DATA_MEMORY_END - REV_A_DATA_MEMORY_BEGIN + 1)
459
460#define REV_B_DATA_MEMORY_BEGIN 0x1000
461#define REV_B_DATA_MEMORY_END 0x2BFF
462#define REV_B_DATA_MEMORY_UNIT_LENGTH 0x0080
463#define REV_B_DATA_MEMORY_LENGTH (REV_B_DATA_MEMORY_END - REV_B_DATA_MEMORY_BEGIN + 1)
464
465
466#define NUM_UNITS_KERNEL_CODE 16
467#define NUM_UNITS_KERNEL_DATA 2
468
469#define NUM_UNITS_KERNEL_CODE_WITH_HSP 16
470#define NUM_UNITS_KERNEL_DATA_WITH_HSP 5
471
472/*
473 * Kernel data layout
474 */
475
476#define DP_SHIFT_COUNT 7
477
478#define KDATA_BASE_ADDR 0x1000
479#define KDATA_BASE_ADDR2 0x1080
480
481#define KDATA_TASK0 (KDATA_BASE_ADDR + 0x0000)
482#define KDATA_TASK1 (KDATA_BASE_ADDR + 0x0001)
483#define KDATA_TASK2 (KDATA_BASE_ADDR + 0x0002)
484#define KDATA_TASK3 (KDATA_BASE_ADDR + 0x0003)
485#define KDATA_TASK4 (KDATA_BASE_ADDR + 0x0004)
486#define KDATA_TASK5 (KDATA_BASE_ADDR + 0x0005)
487#define KDATA_TASK6 (KDATA_BASE_ADDR + 0x0006)
488#define KDATA_TASK7 (KDATA_BASE_ADDR + 0x0007)
489#define KDATA_TASK_ENDMARK (KDATA_BASE_ADDR + 0x0008)
490
491#define KDATA_CURRENT_TASK (KDATA_BASE_ADDR + 0x0009)
492#define KDATA_TASK_SWITCH (KDATA_BASE_ADDR + 0x000A)
493
494#define KDATA_INSTANCE0_POS3D (KDATA_BASE_ADDR + 0x000B)
495#define KDATA_INSTANCE1_POS3D (KDATA_BASE_ADDR + 0x000C)
496#define KDATA_INSTANCE2_POS3D (KDATA_BASE_ADDR + 0x000D)
497#define KDATA_INSTANCE3_POS3D (KDATA_BASE_ADDR + 0x000E)
498#define KDATA_INSTANCE4_POS3D (KDATA_BASE_ADDR + 0x000F)
499#define KDATA_INSTANCE5_POS3D (KDATA_BASE_ADDR + 0x0010)
500#define KDATA_INSTANCE6_POS3D (KDATA_BASE_ADDR + 0x0011)
501#define KDATA_INSTANCE7_POS3D (KDATA_BASE_ADDR + 0x0012)
502#define KDATA_INSTANCE8_POS3D (KDATA_BASE_ADDR + 0x0013)
503#define KDATA_INSTANCE_POS3D_ENDMARK (KDATA_BASE_ADDR + 0x0014)
504
505#define KDATA_INSTANCE0_SPKVIRT (KDATA_BASE_ADDR + 0x0015)
506#define KDATA_INSTANCE_SPKVIRT_ENDMARK (KDATA_BASE_ADDR + 0x0016)
507
508#define KDATA_INSTANCE0_SPDIF (KDATA_BASE_ADDR + 0x0017)
509#define KDATA_INSTANCE_SPDIF_ENDMARK (KDATA_BASE_ADDR + 0x0018)
510
511#define KDATA_INSTANCE0_MODEM (KDATA_BASE_ADDR + 0x0019)
512#define KDATA_INSTANCE_MODEM_ENDMARK (KDATA_BASE_ADDR + 0x001A)
513
514#define KDATA_INSTANCE0_SRC (KDATA_BASE_ADDR + 0x001B)
515#define KDATA_INSTANCE1_SRC (KDATA_BASE_ADDR + 0x001C)
516#define KDATA_INSTANCE_SRC_ENDMARK (KDATA_BASE_ADDR + 0x001D)
517
518#define KDATA_INSTANCE0_MINISRC (KDATA_BASE_ADDR + 0x001E)
519#define KDATA_INSTANCE1_MINISRC (KDATA_BASE_ADDR + 0x001F)
520#define KDATA_INSTANCE2_MINISRC (KDATA_BASE_ADDR + 0x0020)
521#define KDATA_INSTANCE3_MINISRC (KDATA_BASE_ADDR + 0x0021)
522#define KDATA_INSTANCE_MINISRC_ENDMARK (KDATA_BASE_ADDR + 0x0022)
523
524#define KDATA_INSTANCE0_CPYTHRU (KDATA_BASE_ADDR + 0x0023)
525#define KDATA_INSTANCE1_CPYTHRU (KDATA_BASE_ADDR + 0x0024)
526#define KDATA_INSTANCE_CPYTHRU_ENDMARK (KDATA_BASE_ADDR + 0x0025)
527
528#define KDATA_CURRENT_DMA (KDATA_BASE_ADDR + 0x0026)
529#define KDATA_DMA_SWITCH (KDATA_BASE_ADDR + 0x0027)
530#define KDATA_DMA_ACTIVE (KDATA_BASE_ADDR + 0x0028)
531
532#define KDATA_DMA_XFER0 (KDATA_BASE_ADDR + 0x0029)
533#define KDATA_DMA_XFER1 (KDATA_BASE_ADDR + 0x002A)
534#define KDATA_DMA_XFER2 (KDATA_BASE_ADDR + 0x002B)
535#define KDATA_DMA_XFER3 (KDATA_BASE_ADDR + 0x002C)
536#define KDATA_DMA_XFER4 (KDATA_BASE_ADDR + 0x002D)
537#define KDATA_DMA_XFER5 (KDATA_BASE_ADDR + 0x002E)
538#define KDATA_DMA_XFER6 (KDATA_BASE_ADDR + 0x002F)
539#define KDATA_DMA_XFER7 (KDATA_BASE_ADDR + 0x0030)
540#define KDATA_DMA_XFER8 (KDATA_BASE_ADDR + 0x0031)
541#define KDATA_DMA_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0032)
542
543#define KDATA_I2S_SAMPLE_COUNT (KDATA_BASE_ADDR + 0x0033)
544#define KDATA_I2S_INT_METER (KDATA_BASE_ADDR + 0x0034)
545#define KDATA_I2S_ACTIVE (KDATA_BASE_ADDR + 0x0035)
546
547#define KDATA_TIMER_COUNT_RELOAD (KDATA_BASE_ADDR + 0x0036)
548#define KDATA_TIMER_COUNT_CURRENT (KDATA_BASE_ADDR + 0x0037)
549
550#define KDATA_HALT_SYNCH_CLIENT (KDATA_BASE_ADDR + 0x0038)
551#define KDATA_HALT_SYNCH_DMA (KDATA_BASE_ADDR + 0x0039)
552#define KDATA_HALT_ACKNOWLEDGE (KDATA_BASE_ADDR + 0x003A)
553
554#define KDATA_ADC1_XFER0 (KDATA_BASE_ADDR + 0x003B)
555#define KDATA_ADC1_XFER_ENDMARK (KDATA_BASE_ADDR + 0x003C)
556#define KDATA_ADC1_LEFT_VOLUME (KDATA_BASE_ADDR + 0x003D)
557#define KDATA_ADC1_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x003E)
558#define KDATA_ADC1_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x003F)
559#define KDATA_ADC1_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0040)
560
561#define KDATA_ADC2_XFER0 (KDATA_BASE_ADDR + 0x0041)
562#define KDATA_ADC2_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0042)
563#define KDATA_ADC2_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0043)
564#define KDATA_ADC2_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x0044)
565#define KDATA_ADC2_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x0045)
566#define KDATA_ADC2_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0046)
567
568#define KDATA_CD_XFER0 (KDATA_BASE_ADDR + 0x0047)
569#define KDATA_CD_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0048)
570#define KDATA_CD_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0049)
571#define KDATA_CD_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x004A)
572#define KDATA_CD_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x004B)
573#define KDATA_CD_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x004C)
574
575#define KDATA_MIC_XFER0 (KDATA_BASE_ADDR + 0x004D)
576#define KDATA_MIC_XFER_ENDMARK (KDATA_BASE_ADDR + 0x004E)
577#define KDATA_MIC_VOLUME (KDATA_BASE_ADDR + 0x004F)
578#define KDATA_MIC_SUR_VOL (KDATA_BASE_ADDR + 0x0050)
579
580#define KDATA_I2S_XFER0 (KDATA_BASE_ADDR + 0x0051)
581#define KDATA_I2S_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0052)
582
583#define KDATA_CHI_XFER0 (KDATA_BASE_ADDR + 0x0053)
584#define KDATA_CHI_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0054)
585
586#define KDATA_SPDIF_XFER (KDATA_BASE_ADDR + 0x0055)
587#define KDATA_SPDIF_CURRENT_FRAME (KDATA_BASE_ADDR + 0x0056)
588#define KDATA_SPDIF_FRAME0 (KDATA_BASE_ADDR + 0x0057)
589#define KDATA_SPDIF_FRAME1 (KDATA_BASE_ADDR + 0x0058)
590#define KDATA_SPDIF_FRAME2 (KDATA_BASE_ADDR + 0x0059)
591
592#define KDATA_SPDIF_REQUEST (KDATA_BASE_ADDR + 0x005A)
593#define KDATA_SPDIF_TEMP (KDATA_BASE_ADDR + 0x005B)
594
595#define KDATA_SPDIFIN_XFER0 (KDATA_BASE_ADDR + 0x005C)
596#define KDATA_SPDIFIN_XFER_ENDMARK (KDATA_BASE_ADDR + 0x005D)
597#define KDATA_SPDIFIN_INT_METER (KDATA_BASE_ADDR + 0x005E)
598
599#define KDATA_DSP_RESET_COUNT (KDATA_BASE_ADDR + 0x005F)
600#define KDATA_DEBUG_OUTPUT (KDATA_BASE_ADDR + 0x0060)
601
602#define KDATA_KERNEL_ISR_LIST (KDATA_BASE_ADDR + 0x0061)
603
604#define KDATA_KERNEL_ISR_CBSR1 (KDATA_BASE_ADDR + 0x0062)
605#define KDATA_KERNEL_ISR_CBER1 (KDATA_BASE_ADDR + 0x0063)
606#define KDATA_KERNEL_ISR_CBCR (KDATA_BASE_ADDR + 0x0064)
607#define KDATA_KERNEL_ISR_AR0 (KDATA_BASE_ADDR + 0x0065)
608#define KDATA_KERNEL_ISR_AR1 (KDATA_BASE_ADDR + 0x0066)
609#define KDATA_KERNEL_ISR_AR2 (KDATA_BASE_ADDR + 0x0067)
610#define KDATA_KERNEL_ISR_AR3 (KDATA_BASE_ADDR + 0x0068)
611#define KDATA_KERNEL_ISR_AR4 (KDATA_BASE_ADDR + 0x0069)
612#define KDATA_KERNEL_ISR_AR5 (KDATA_BASE_ADDR + 0x006A)
613#define KDATA_KERNEL_ISR_BRCR (KDATA_BASE_ADDR + 0x006B)
614#define KDATA_KERNEL_ISR_PASR (KDATA_BASE_ADDR + 0x006C)
615#define KDATA_KERNEL_ISR_PAER (KDATA_BASE_ADDR + 0x006D)
616
617#define KDATA_CLIENT_SCRATCH0 (KDATA_BASE_ADDR + 0x006E)
618#define KDATA_CLIENT_SCRATCH1 (KDATA_BASE_ADDR + 0x006F)
619#define KDATA_KERNEL_SCRATCH (KDATA_BASE_ADDR + 0x0070)
620#define KDATA_KERNEL_ISR_SCRATCH (KDATA_BASE_ADDR + 0x0071)
621
622#define KDATA_OUEUE_LEFT (KDATA_BASE_ADDR + 0x0072)
623#define KDATA_QUEUE_RIGHT (KDATA_BASE_ADDR + 0x0073)
624
625#define KDATA_ADC1_REQUEST (KDATA_BASE_ADDR + 0x0074)
626#define KDATA_ADC2_REQUEST (KDATA_BASE_ADDR + 0x0075)
627#define KDATA_CD_REQUEST (KDATA_BASE_ADDR + 0x0076)
628#define KDATA_MIC_REQUEST (KDATA_BASE_ADDR + 0x0077)
629
630#define KDATA_ADC1_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0078)
631#define KDATA_ADC2_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0079)
632#define KDATA_CD_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007A)
633#define KDATA_MIC_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007B)
634#define KDATA_MIC_SYNC_COUNTER (KDATA_BASE_ADDR + 0x007C)
635
636/*
637 * second 'segment' (?) reserved for mixer
638 * buffers..
639 */
640
641#define KDATA_MIXER_WORD0 (KDATA_BASE_ADDR2 + 0x0000)
642#define KDATA_MIXER_WORD1 (KDATA_BASE_ADDR2 + 0x0001)
643#define KDATA_MIXER_WORD2 (KDATA_BASE_ADDR2 + 0x0002)
644#define KDATA_MIXER_WORD3 (KDATA_BASE_ADDR2 + 0x0003)
645#define KDATA_MIXER_WORD4 (KDATA_BASE_ADDR2 + 0x0004)
646#define KDATA_MIXER_WORD5 (KDATA_BASE_ADDR2 + 0x0005)
647#define KDATA_MIXER_WORD6 (KDATA_BASE_ADDR2 + 0x0006)
648#define KDATA_MIXER_WORD7 (KDATA_BASE_ADDR2 + 0x0007)
649#define KDATA_MIXER_WORD8 (KDATA_BASE_ADDR2 + 0x0008)
650#define KDATA_MIXER_WORD9 (KDATA_BASE_ADDR2 + 0x0009)
651#define KDATA_MIXER_WORDA (KDATA_BASE_ADDR2 + 0x000A)
652#define KDATA_MIXER_WORDB (KDATA_BASE_ADDR2 + 0x000B)
653#define KDATA_MIXER_WORDC (KDATA_BASE_ADDR2 + 0x000C)
654#define KDATA_MIXER_WORDD (KDATA_BASE_ADDR2 + 0x000D)
655#define KDATA_MIXER_WORDE (KDATA_BASE_ADDR2 + 0x000E)
656#define KDATA_MIXER_WORDF (KDATA_BASE_ADDR2 + 0x000F)
657
658#define KDATA_MIXER_XFER0 (KDATA_BASE_ADDR2 + 0x0010)
659#define KDATA_MIXER_XFER1 (KDATA_BASE_ADDR2 + 0x0011)
660#define KDATA_MIXER_XFER2 (KDATA_BASE_ADDR2 + 0x0012)
661#define KDATA_MIXER_XFER3 (KDATA_BASE_ADDR2 + 0x0013)
662#define KDATA_MIXER_XFER4 (KDATA_BASE_ADDR2 + 0x0014)
663#define KDATA_MIXER_XFER5 (KDATA_BASE_ADDR2 + 0x0015)
664#define KDATA_MIXER_XFER6 (KDATA_BASE_ADDR2 + 0x0016)
665#define KDATA_MIXER_XFER7 (KDATA_BASE_ADDR2 + 0x0017)
666#define KDATA_MIXER_XFER8 (KDATA_BASE_ADDR2 + 0x0018)
667#define KDATA_MIXER_XFER9 (KDATA_BASE_ADDR2 + 0x0019)
668#define KDATA_MIXER_XFER_ENDMARK (KDATA_BASE_ADDR2 + 0x001A)
669
670#define KDATA_MIXER_TASK_NUMBER (KDATA_BASE_ADDR2 + 0x001B)
671#define KDATA_CURRENT_MIXER (KDATA_BASE_ADDR2 + 0x001C)
672#define KDATA_MIXER_ACTIVE (KDATA_BASE_ADDR2 + 0x001D)
673#define KDATA_MIXER_BANK_STATUS (KDATA_BASE_ADDR2 + 0x001E)
674#define KDATA_DAC_LEFT_VOLUME (KDATA_BASE_ADDR2 + 0x001F)
675#define KDATA_DAC_RIGHT_VOLUME (KDATA_BASE_ADDR2 + 0x0020)
676
677#define MAX_INSTANCE_MINISRC (KDATA_INSTANCE_MINISRC_ENDMARK - KDATA_INSTANCE0_MINISRC)
678#define MAX_VIRTUAL_DMA_CHANNELS (KDATA_DMA_XFER_ENDMARK - KDATA_DMA_XFER0)
679#define MAX_VIRTUAL_MIXER_CHANNELS (KDATA_MIXER_XFER_ENDMARK - KDATA_MIXER_XFER0)
680#define MAX_VIRTUAL_ADC1_CHANNELS (KDATA_ADC1_XFER_ENDMARK - KDATA_ADC1_XFER0)
681
682/*
683 * client data area offsets
684 */
685#define CDATA_INSTANCE_READY 0x00
686
687#define CDATA_HOST_SRC_ADDRL 0x01
688#define CDATA_HOST_SRC_ADDRH 0x02
689#define CDATA_HOST_SRC_END_PLUS_1L 0x03
690#define CDATA_HOST_SRC_END_PLUS_1H 0x04
691#define CDATA_HOST_SRC_CURRENTL 0x05
692#define CDATA_HOST_SRC_CURRENTH 0x06
693
694#define CDATA_IN_BUF_CONNECT 0x07
695#define CDATA_OUT_BUF_CONNECT 0x08
696
697#define CDATA_IN_BUF_BEGIN 0x09
698#define CDATA_IN_BUF_END_PLUS_1 0x0A
699#define CDATA_IN_BUF_HEAD 0x0B
700#define CDATA_IN_BUF_TAIL 0x0C
701#define CDATA_OUT_BUF_BEGIN 0x0D
702#define CDATA_OUT_BUF_END_PLUS_1 0x0E
703#define CDATA_OUT_BUF_HEAD 0x0F
704#define CDATA_OUT_BUF_TAIL 0x10
705
706#define CDATA_DMA_CONTROL 0x11
707#define CDATA_RESERVED 0x12
708
709#define CDATA_FREQUENCY 0x13
710#define CDATA_LEFT_VOLUME 0x14
711#define CDATA_RIGHT_VOLUME 0x15
712#define CDATA_LEFT_SUR_VOL 0x16
713#define CDATA_RIGHT_SUR_VOL 0x17
714
715#define CDATA_HEADER_LEN 0x18
716
717#define SRC3_DIRECTION_OFFSET CDATA_HEADER_LEN
718#define SRC3_MODE_OFFSET (CDATA_HEADER_LEN + 1)
719#define SRC3_WORD_LENGTH_OFFSET (CDATA_HEADER_LEN + 2)
720#define SRC3_PARAMETER_OFFSET (CDATA_HEADER_LEN + 3)
721#define SRC3_COEFF_ADDR_OFFSET (CDATA_HEADER_LEN + 8)
722#define SRC3_FILTAP_ADDR_OFFSET (CDATA_HEADER_LEN + 10)
723#define SRC3_TEMP_INBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 16)
724#define SRC3_TEMP_OUTBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 17)
725
726#define MINISRC_IN_BUFFER_SIZE ( 0x50 * 2 )
727#define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
728#define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
729#define MINISRC_TMP_BUFFER_SIZE ( 112 + ( MINISRC_BIQUAD_STAGE * 3 + 4 ) * 2 * 2 )
730#define MINISRC_BIQUAD_STAGE 2
731#define MINISRC_COEF_LOC 0x175
732
733#define DMACONTROL_BLOCK_MASK 0x000F
734#define DMAC_BLOCK0_SELECTOR 0x0000
735#define DMAC_BLOCK1_SELECTOR 0x0001
736#define DMAC_BLOCK2_SELECTOR 0x0002
737#define DMAC_BLOCK3_SELECTOR 0x0003
738#define DMAC_BLOCK4_SELECTOR 0x0004
739#define DMAC_BLOCK5_SELECTOR 0x0005
740#define DMAC_BLOCK6_SELECTOR 0x0006
741#define DMAC_BLOCK7_SELECTOR 0x0007
742#define DMAC_BLOCK8_SELECTOR 0x0008
743#define DMAC_BLOCK9_SELECTOR 0x0009
744#define DMAC_BLOCKA_SELECTOR 0x000A
745#define DMAC_BLOCKB_SELECTOR 0x000B
746#define DMAC_BLOCKC_SELECTOR 0x000C
747#define DMAC_BLOCKD_SELECTOR 0x000D
748#define DMAC_BLOCKE_SELECTOR 0x000E
749#define DMAC_BLOCKF_SELECTOR 0x000F
750#define DMACONTROL_PAGE_MASK 0x00F0
751#define DMAC_PAGE0_SELECTOR 0x0030
752#define DMAC_PAGE1_SELECTOR 0x0020
753#define DMAC_PAGE2_SELECTOR 0x0010
754#define DMAC_PAGE3_SELECTOR 0x0000
755#define DMACONTROL_AUTOREPEAT 0x1000
756#define DMACONTROL_STOPPED 0x2000
757#define DMACONTROL_DIRECTION 0x0100
758
759/*
760 * an arbitrary volume we set the internal
761 * volume settings to so that the ac97 volume
762 * range is a little less insane. 0x7fff is
763 * max.
764 */
765#define ARB_VOLUME ( 0x6800 )
766
767/*
768 */
769
770typedef struct snd_m3_dma m3_dma_t;
771typedef struct snd_m3 m3_t;
772
773/* quirk lists */
774struct m3_quirk {
775 const char *name; /* device name */
776 u16 vendor, device; /* subsystem ids */
777 int amp_gpio; /* gpio pin # for external amp, -1 = default */
778 int irda_workaround; /* non-zero if avoid to touch 0x10 on GPIO_DIRECTION
779 (e.g. for IrDA on Dell Inspirons) */
780};
781
782struct m3_list {
783 int curlen;
784 int mem_addr;
785 int max;
786};
787
788struct snd_m3_dma {
789
790 int number;
791 m3_t *chip;
792 snd_pcm_substream_t *substream;
793
794 struct assp_instance {
795 unsigned short code, data;
796 } inst;
797
798 int running;
799 int opened;
800
801 unsigned long buffer_addr;
802 int dma_size;
803 int period_size;
804 unsigned int hwptr;
805 int count;
806
807 int index[3];
808 struct m3_list *index_list[3];
809
810 int in_lists;
811
812 struct list_head list;
813
814};
815
816struct snd_m3 {
817
818 snd_card_t *card;
819
820 unsigned long iobase;
821
822 int irq;
823 unsigned int allegro_flag : 1;
824
825 ac97_t *ac97;
826
827 snd_pcm_t *pcm;
828
829 struct pci_dev *pci;
830 struct m3_quirk *quirk;
831
832 int dacs_active;
833 int timer_users;
834
835 struct m3_list msrc_list;
836 struct m3_list mixer_list;
837 struct m3_list adc1_list;
838 struct m3_list dma_list;
839
840 /* for storing reset state..*/
841 u8 reset_state;
842
843 int external_amp;
844 int amp_gpio;
845
846 /* midi */
847 snd_rawmidi_t *rmidi;
848
849 /* pcm streams */
850 int num_substreams;
851 m3_dma_t *substreams;
852
853 spinlock_t reg_lock;
854
855#ifdef CONFIG_PM
856 u16 *suspend_mem;
857#endif
858};
859
860/*
861 * pci ids
862 */
863
864#ifndef PCI_VENDOR_ID_ESS
865#define PCI_VENDOR_ID_ESS 0x125D
866#endif
867#ifndef PCI_DEVICE_ID_ESS_ALLEGRO_1
868#define PCI_DEVICE_ID_ESS_ALLEGRO_1 0x1988
869#endif
870#ifndef PCI_DEVICE_ID_ESS_ALLEGRO
871#define PCI_DEVICE_ID_ESS_ALLEGRO 0x1989
872#endif
873#ifndef PCI_DEVICE_ID_ESS_CANYON3D_2LE
874#define PCI_DEVICE_ID_ESS_CANYON3D_2LE 0x1990
875#endif
876#ifndef PCI_DEVICE_ID_ESS_CANYON3D_2
877#define PCI_DEVICE_ID_ESS_CANYON3D_2 0x1992
878#endif
879#ifndef PCI_DEVICE_ID_ESS_MAESTRO3
880#define PCI_DEVICE_ID_ESS_MAESTRO3 0x1998
881#endif
882#ifndef PCI_DEVICE_ID_ESS_MAESTRO3_1
883#define PCI_DEVICE_ID_ESS_MAESTRO3_1 0x1999
884#endif
885#ifndef PCI_DEVICE_ID_ESS_MAESTRO3_HW
886#define PCI_DEVICE_ID_ESS_MAESTRO3_HW 0x199a
887#endif
888#ifndef PCI_DEVICE_ID_ESS_MAESTRO3_2
889#define PCI_DEVICE_ID_ESS_MAESTRO3_2 0x199b
890#endif
891
892static struct pci_device_id snd_m3_ids[] = {
893 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
894 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
895 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,
896 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
897 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2LE, PCI_ANY_ID, PCI_ANY_ID,
898 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
899 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2, PCI_ANY_ID, PCI_ANY_ID,
900 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
901 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3, PCI_ANY_ID, PCI_ANY_ID,
902 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
903 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_1, PCI_ANY_ID, PCI_ANY_ID,
904 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
905 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_HW, PCI_ANY_ID, PCI_ANY_ID,
906 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
907 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_2, PCI_ANY_ID, PCI_ANY_ID,
908 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
909 {0,},
910};
911
912MODULE_DEVICE_TABLE(pci, snd_m3_ids);
913
914static struct m3_quirk m3_quirk_list[] = {
915 /* panasonic CF-28 "toughbook" */
916 {
917 .name = "Panasonic CF-28",
918 .vendor = 0x10f7,
919 .device = 0x833e,
920 .amp_gpio = 0x0d,
921 },
922 /* panasonic CF-72 "toughbook" */
923 {
924 .name = "Panasonic CF-72",
925 .vendor = 0x10f7,
926 .device = 0x833d,
927 .amp_gpio = 0x0d,
928 },
929 /* Dell Inspiron 4000 */
930 {
931 .name = "Dell Inspiron 4000",
932 .vendor = 0x1028,
933 .device = 0x00b0,
934 .amp_gpio = -1,
935 .irda_workaround = 1,
936 },
937 /* Dell Inspiron 8000 */
938 {
939 .name = "Dell Inspiron 8000",
940 .vendor = 0x1028,
941 .device = 0x00a4,
942 .amp_gpio = -1,
943 .irda_workaround = 1,
944 },
945 /* Dell Inspiron 8100 */
946 {
947 .name = "Dell Inspiron 8100",
948 .vendor = 0x1028,
949 .device = 0x00e6,
950 .amp_gpio = -1,
951 .irda_workaround = 1,
952 },
953 /* NEC LM800J/7 */
954 {
955 .name = "NEC LM800J/7",
956 .vendor = 0x1033,
957 .device = 0x80f1,
958 .amp_gpio = 0x03,
959 },
960 /* LEGEND ZhaoYang 3100CF */
961 {
962 .name = "LEGEND ZhaoYang 3100CF",
963 .vendor = 0x1509,
964 .device = 0x1740,
965 .amp_gpio = 0x03,
966 },
967 /* END */
968 { NULL }
969};
970
971
972/*
973 * lowlevel functions
974 */
975
976#define big_mdelay(msec) do {\
977 set_current_state(TASK_UNINTERRUPTIBLE);\
978 schedule_timeout(((msec) * HZ) / 1000);\
979} while (0)
980
981inline static void snd_m3_outw(m3_t *chip, u16 value, unsigned long reg)
982{
983 outw(value, chip->iobase + reg);
984}
985
986inline static u16 snd_m3_inw(m3_t *chip, unsigned long reg)
987{
988 return inw(chip->iobase + reg);
989}
990
991inline static void snd_m3_outb(m3_t *chip, u8 value, unsigned long reg)
992{
993 outb(value, chip->iobase + reg);
994}
995
996inline static u8 snd_m3_inb(m3_t *chip, unsigned long reg)
997{
998 return inb(chip->iobase + reg);
999}
1000
1001/*
1002 * access 16bit words to the code or data regions of the dsp's memory.
1003 * index addresses 16bit words.
1004 */
1005static u16 snd_m3_assp_read(m3_t *chip, u16 region, u16 index)
1006{
1007 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
1008 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
1009 return snd_m3_inw(chip, DSP_PORT_MEMORY_DATA);
1010}
1011
1012static void snd_m3_assp_write(m3_t *chip, u16 region, u16 index, u16 data)
1013{
1014 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
1015 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
1016 snd_m3_outw(chip, data, DSP_PORT_MEMORY_DATA);
1017}
1018
1019static void snd_m3_assp_halt(m3_t *chip)
1020{
1021 chip->reset_state = snd_m3_inb(chip, DSP_PORT_CONTROL_REG_B) & ~REGB_STOP_CLOCK;
1022 big_mdelay(10);
1023 snd_m3_outb(chip, chip->reset_state & ~REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
1024}
1025
1026static void snd_m3_assp_continue(m3_t *chip)
1027{
1028 snd_m3_outb(chip, chip->reset_state | REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
1029}
1030
1031
1032/*
1033 * This makes me sad. the maestro3 has lists
1034 * internally that must be packed.. 0 terminates,
1035 * apparently, or maybe all unused entries have
1036 * to be 0, the lists have static lengths set
1037 * by the binary code images.
1038 */
1039
1040static int snd_m3_add_list(m3_t *chip, struct m3_list *list, u16 val)
1041{
1042 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1043 list->mem_addr + list->curlen,
1044 val);
1045 return list->curlen++;
1046}
1047
1048static void snd_m3_remove_list(m3_t *chip, struct m3_list *list, int index)
1049{
1050 u16 val;
1051 int lastindex = list->curlen - 1;
1052
1053 if (index != lastindex) {
1054 val = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1055 list->mem_addr + lastindex);
1056 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1057 list->mem_addr + index,
1058 val);
1059 }
1060
1061 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1062 list->mem_addr + lastindex,
1063 0);
1064
1065 list->curlen--;
1066}
1067
1068static void snd_m3_inc_timer_users(m3_t *chip)
1069{
1070 chip->timer_users++;
1071 if (chip->timer_users != 1)
1072 return;
1073
1074 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1075 KDATA_TIMER_COUNT_RELOAD,
1076 240);
1077
1078 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1079 KDATA_TIMER_COUNT_CURRENT,
1080 240);
1081
1082 snd_m3_outw(chip,
1083 snd_m3_inw(chip, HOST_INT_CTRL) | CLKRUN_GEN_ENABLE,
1084 HOST_INT_CTRL);
1085}
1086
1087static void snd_m3_dec_timer_users(m3_t *chip)
1088{
1089 chip->timer_users--;
1090 if (chip->timer_users > 0)
1091 return;
1092
1093 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1094 KDATA_TIMER_COUNT_RELOAD,
1095 0);
1096
1097 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1098 KDATA_TIMER_COUNT_CURRENT,
1099 0);
1100
1101 snd_m3_outw(chip,
1102 snd_m3_inw(chip, HOST_INT_CTRL) & ~CLKRUN_GEN_ENABLE,
1103 HOST_INT_CTRL);
1104}
1105
1106/*
1107 * start/stop
1108 */
1109
1110/* spinlock held! */
1111static int snd_m3_pcm_start(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
1112{
1113 if (! s || ! subs)
1114 return -EINVAL;
1115
1116 snd_m3_inc_timer_users(chip);
1117 switch (subs->stream) {
1118 case SNDRV_PCM_STREAM_PLAYBACK:
1119 chip->dacs_active++;
1120 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1121 s->inst.data + CDATA_INSTANCE_READY, 1);
1122 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1123 KDATA_MIXER_TASK_NUMBER,
1124 chip->dacs_active);
1125 break;
1126 case SNDRV_PCM_STREAM_CAPTURE:
1127 snd_m3_assp_write(s->chip, MEMTYPE_INTERNAL_DATA,
1128 KDATA_ADC1_REQUEST, 1);
1129 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1130 s->inst.data + CDATA_INSTANCE_READY, 1);
1131 break;
1132 }
1133 return 0;
1134}
1135
1136/* spinlock held! */
1137static int snd_m3_pcm_stop(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
1138{
1139 if (! s || ! subs)
1140 return -EINVAL;
1141
1142 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1143 s->inst.data + CDATA_INSTANCE_READY, 0);
1144 snd_m3_dec_timer_users(chip);
1145 switch (subs->stream) {
1146 case SNDRV_PCM_STREAM_PLAYBACK:
1147 chip->dacs_active--;
1148 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1149 KDATA_MIXER_TASK_NUMBER,
1150 chip->dacs_active);
1151 break;
1152 case SNDRV_PCM_STREAM_CAPTURE:
1153 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1154 KDATA_ADC1_REQUEST, 0);
1155 break;
1156 }
1157 return 0;
1158}
1159
1160static int
1161snd_m3_pcm_trigger(snd_pcm_substream_t *subs, int cmd)
1162{
1163 m3_t *chip = snd_pcm_substream_chip(subs);
1164 m3_dma_t *s = (m3_dma_t*)subs->runtime->private_data;
1165 int err = -EINVAL;
1166
1167 snd_assert(s != NULL, return -ENXIO);
1168
1169 spin_lock(&chip->reg_lock);
1170 switch (cmd) {
1171 case SNDRV_PCM_TRIGGER_START:
1172 case SNDRV_PCM_TRIGGER_RESUME:
1173 if (s->running)
1174 err = -EBUSY;
1175 else {
1176 s->running = 1;
1177 err = snd_m3_pcm_start(chip, s, subs);
1178 }
1179 break;
1180 case SNDRV_PCM_TRIGGER_STOP:
1181 case SNDRV_PCM_TRIGGER_SUSPEND:
1182 if (! s->running)
1183 err = 0; /* should return error? */
1184 else {
1185 s->running = 0;
1186 err = snd_m3_pcm_stop(chip, s, subs);
1187 }
1188 break;
1189 }
1190 spin_unlock(&chip->reg_lock);
1191 return err;
1192}
1193
1194/*
1195 * setup
1196 */
1197static void
1198snd_m3_pcm_setup1(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
1199{
1200 int dsp_in_size, dsp_out_size, dsp_in_buffer, dsp_out_buffer;
1201 snd_pcm_runtime_t *runtime = subs->runtime;
1202
1203 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1204 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2);
1205 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x20 * 2);
1206 } else {
1207 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x10 * 2);
1208 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x10 * 2);
1209 }
1210 dsp_in_buffer = s->inst.data + (MINISRC_TMP_BUFFER_SIZE / 2);
1211 dsp_out_buffer = dsp_in_buffer + (dsp_in_size / 2) + 1;
1212
1213 s->dma_size = frames_to_bytes(runtime, runtime->buffer_size);
1214 s->period_size = frames_to_bytes(runtime, runtime->period_size);
1215 s->hwptr = 0;
1216 s->count = 0;
1217
1218#define LO(x) ((x) & 0xffff)
1219#define HI(x) LO((x) >> 16)
1220
1221 /* host dma buffer pointers */
1222 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1223 s->inst.data + CDATA_HOST_SRC_ADDRL,
1224 LO(s->buffer_addr));
1225
1226 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1227 s->inst.data + CDATA_HOST_SRC_ADDRH,
1228 HI(s->buffer_addr));
1229
1230 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1231 s->inst.data + CDATA_HOST_SRC_END_PLUS_1L,
1232 LO(s->buffer_addr + s->dma_size));
1233
1234 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1235 s->inst.data + CDATA_HOST_SRC_END_PLUS_1H,
1236 HI(s->buffer_addr + s->dma_size));
1237
1238 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1239 s->inst.data + CDATA_HOST_SRC_CURRENTL,
1240 LO(s->buffer_addr));
1241
1242 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1243 s->inst.data + CDATA_HOST_SRC_CURRENTH,
1244 HI(s->buffer_addr));
1245#undef LO
1246#undef HI
1247
1248 /* dsp buffers */
1249
1250 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1251 s->inst.data + CDATA_IN_BUF_BEGIN,
1252 dsp_in_buffer);
1253
1254 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1255 s->inst.data + CDATA_IN_BUF_END_PLUS_1,
1256 dsp_in_buffer + (dsp_in_size / 2));
1257
1258 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1259 s->inst.data + CDATA_IN_BUF_HEAD,
1260 dsp_in_buffer);
1261
1262 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1263 s->inst.data + CDATA_IN_BUF_TAIL,
1264 dsp_in_buffer);
1265
1266 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1267 s->inst.data + CDATA_OUT_BUF_BEGIN,
1268 dsp_out_buffer);
1269
1270 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1271 s->inst.data + CDATA_OUT_BUF_END_PLUS_1,
1272 dsp_out_buffer + (dsp_out_size / 2));
1273
1274 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1275 s->inst.data + CDATA_OUT_BUF_HEAD,
1276 dsp_out_buffer);
1277
1278 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1279 s->inst.data + CDATA_OUT_BUF_TAIL,
1280 dsp_out_buffer);
1281}
1282
1283static void snd_m3_pcm_setup2(m3_t *chip, m3_dma_t *s, snd_pcm_runtime_t *runtime)
1284{
1285 u32 freq;
1286
1287 /*
1288 * put us in the lists if we're not already there
1289 */
1290 if (! s->in_lists) {
1291 s->index[0] = snd_m3_add_list(chip, s->index_list[0],
1292 s->inst.data >> DP_SHIFT_COUNT);
1293 s->index[1] = snd_m3_add_list(chip, s->index_list[1],
1294 s->inst.data >> DP_SHIFT_COUNT);
1295 s->index[2] = snd_m3_add_list(chip, s->index_list[2],
1296 s->inst.data >> DP_SHIFT_COUNT);
1297 s->in_lists = 1;
1298 }
1299
1300 /* write to 'mono' word */
1301 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1302 s->inst.data + SRC3_DIRECTION_OFFSET + 1,
1303 runtime->channels == 2 ? 0 : 1);
1304 /* write to '8bit' word */
1305 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1306 s->inst.data + SRC3_DIRECTION_OFFSET + 2,
1307 snd_pcm_format_width(runtime->format) == 16 ? 0 : 1);
1308
1309 /* set up dac/adc rate */
1310 freq = ((runtime->rate << 15) + 24000 ) / 48000;
1311 if (freq)
1312 freq--;
1313
1314 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1315 s->inst.data + CDATA_FREQUENCY,
1316 freq);
1317}
1318
1319
1320static struct play_vals {
1321 u16 addr, val;
1322} pv[] = {
1323 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1324 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1325 {SRC3_DIRECTION_OFFSET, 0} ,
1326 /* +1, +2 are stereo/16 bit */
1327 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1328 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1329 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1330 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1331 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1332 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1333 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1334 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1335 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1336 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1337 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1338 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1339 {SRC3_DIRECTION_OFFSET + 16, 8}, /* numin */
1340 {SRC3_DIRECTION_OFFSET + 17, 50*2}, /* numout */
1341 {SRC3_DIRECTION_OFFSET + 18, MINISRC_BIQUAD_STAGE - 1}, /* numstage */
1342 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1343 {SRC3_DIRECTION_OFFSET + 21, 0} /* booster */
1344};
1345
1346
1347/* the mode passed should be already shifted and masked */
1348static void
1349snd_m3_playback_setup(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
1350{
1351 unsigned int i;
1352
1353 /*
1354 * some per client initializers
1355 */
1356
1357 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1358 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1359 s->inst.data + 40 + 8);
1360
1361 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1362 s->inst.data + SRC3_DIRECTION_OFFSET + 19,
1363 s->inst.code + MINISRC_COEF_LOC);
1364
1365 /* enable or disable low pass filter? */
1366 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1367 s->inst.data + SRC3_DIRECTION_OFFSET + 22,
1368 subs->runtime->rate > 45000 ? 0xff : 0);
1369
1370 /* tell it which way dma is going? */
1371 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1372 s->inst.data + CDATA_DMA_CONTROL,
1373 DMACONTROL_AUTOREPEAT + DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1374
1375 /*
1376 * set an armload of static initializers
1377 */
1378 for (i = 0; i < ARRAY_SIZE(pv); i++)
1379 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1380 s->inst.data + pv[i].addr, pv[i].val);
1381}
1382
1383/*
1384 * Native record driver
1385 */
1386static struct rec_vals {
1387 u16 addr, val;
1388} rv[] = {
1389 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1390 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1391 {SRC3_DIRECTION_OFFSET, 1} ,
1392 /* +1, +2 are stereo/16 bit */
1393 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1394 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1395 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1396 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1397 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1398 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1399 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1400 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1401 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1402 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1403 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1404 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1405 {SRC3_DIRECTION_OFFSET + 16, 50},/* numin */
1406 {SRC3_DIRECTION_OFFSET + 17, 8}, /* numout */
1407 {SRC3_DIRECTION_OFFSET + 18, 0}, /* numstage */
1408 {SRC3_DIRECTION_OFFSET + 19, 0}, /* coef */
1409 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1410 {SRC3_DIRECTION_OFFSET + 21, 0}, /* booster */
1411 {SRC3_DIRECTION_OFFSET + 22, 0xff} /* skip lpf */
1412};
1413
1414static void
1415snd_m3_capture_setup(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
1416{
1417 unsigned int i;
1418
1419 /*
1420 * some per client initializers
1421 */
1422
1423 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1424 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1425 s->inst.data + 40 + 8);
1426
1427 /* tell it which way dma is going? */
1428 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1429 s->inst.data + CDATA_DMA_CONTROL,
1430 DMACONTROL_DIRECTION + DMACONTROL_AUTOREPEAT +
1431 DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1432
1433 /*
1434 * set an armload of static initializers
1435 */
1436 for (i = 0; i < ARRAY_SIZE(rv); i++)
1437 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1438 s->inst.data + rv[i].addr, rv[i].val);
1439}
1440
1441static int snd_m3_pcm_hw_params(snd_pcm_substream_t * substream,
1442 snd_pcm_hw_params_t * hw_params)
1443{
1444 m3_dma_t *s = (m3_dma_t*) substream->runtime->private_data;
1445 int err;
1446
1447 if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
1448 return err;
1449 /* set buffer address */
1450 s->buffer_addr = substream->runtime->dma_addr;
1451 if (s->buffer_addr & 0x3) {
1452 snd_printk("oh my, not aligned\n");
1453 s->buffer_addr = s->buffer_addr & ~0x3;
1454 }
1455 return 0;
1456}
1457
1458static int snd_m3_pcm_hw_free(snd_pcm_substream_t * substream)
1459{
1460 m3_dma_t *s;
1461
1462 if (substream->runtime->private_data == NULL)
1463 return 0;
1464 s = (m3_dma_t*) substream->runtime->private_data;
1465 snd_pcm_lib_free_pages(substream);
1466 s->buffer_addr = 0;
1467 return 0;
1468}
1469
1470static int
1471snd_m3_pcm_prepare(snd_pcm_substream_t *subs)
1472{
1473 m3_t *chip = snd_pcm_substream_chip(subs);
1474 snd_pcm_runtime_t *runtime = subs->runtime;
1475 m3_dma_t *s = (m3_dma_t*)runtime->private_data;
1476
1477 snd_assert(s != NULL, return -ENXIO);
1478
1479 if (runtime->format != SNDRV_PCM_FORMAT_U8 &&
1480 runtime->format != SNDRV_PCM_FORMAT_S16_LE)
1481 return -EINVAL;
1482 if (runtime->rate > 48000 ||
1483 runtime->rate < 8000)
1484 return -EINVAL;
1485
1486 spin_lock_irq(&chip->reg_lock);
1487
1488 snd_m3_pcm_setup1(chip, s, subs);
1489
1490 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK)
1491 snd_m3_playback_setup(chip, s, subs);
1492 else
1493 snd_m3_capture_setup(chip, s, subs);
1494
1495 snd_m3_pcm_setup2(chip, s, runtime);
1496
1497 spin_unlock_irq(&chip->reg_lock);
1498
1499 return 0;
1500}
1501
1502/*
1503 * get current pointer
1504 */
1505static unsigned int
1506snd_m3_get_pointer(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
1507{
1508 u16 hi = 0, lo = 0;
1509 int retry = 10;
1510 u32 addr;
1511
1512 /*
1513 * try and get a valid answer
1514 */
1515 while (retry--) {
1516 hi = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1517 s->inst.data + CDATA_HOST_SRC_CURRENTH);
1518
1519 lo = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1520 s->inst.data + CDATA_HOST_SRC_CURRENTL);
1521
1522 if (hi == snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1523 s->inst.data + CDATA_HOST_SRC_CURRENTH))
1524 break;
1525 }
1526 addr = lo | ((u32)hi<<16);
1527 return (unsigned int)(addr - s->buffer_addr);
1528}
1529
1530static snd_pcm_uframes_t
1531snd_m3_pcm_pointer(snd_pcm_substream_t * subs)
1532{
1533 m3_t *chip = snd_pcm_substream_chip(subs);
1534 unsigned int ptr;
1535 m3_dma_t *s = (m3_dma_t*)subs->runtime->private_data;
1536 snd_assert(s != NULL, return 0);
1537
1538 spin_lock(&chip->reg_lock);
1539 ptr = snd_m3_get_pointer(chip, s, subs);
1540 spin_unlock(&chip->reg_lock);
1541 return bytes_to_frames(subs->runtime, ptr);
1542}
1543
1544
1545/* update pointer */
1546/* spinlock held! */
1547static void snd_m3_update_ptr(m3_t *chip, m3_dma_t *s)
1548{
1549 snd_pcm_substream_t *subs = s->substream;
1550 unsigned int hwptr;
1551 int diff;
1552
1553 if (! s->running)
1554 return;
1555
1556 hwptr = snd_m3_get_pointer(chip, s, subs) % s->dma_size;
1557 diff = (s->dma_size + hwptr - s->hwptr) % s->dma_size;
1558 s->hwptr = hwptr;
1559 s->count += diff;
1560 if (s->count >= (signed)s->period_size) {
1561 s->count %= s->period_size;
1562 spin_unlock(&chip->reg_lock);
1563 snd_pcm_period_elapsed(subs);
1564 spin_lock(&chip->reg_lock);
1565 }
1566}
1567
1568static irqreturn_t
1569snd_m3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
1570{
1571 m3_t *chip = dev_id;
1572 u8 status;
1573 int i;
1574
1575 status = inb(chip->iobase + HOST_INT_STATUS);
1576
1577 if (status == 0xff)
1578 return IRQ_NONE;
1579
1580 /*
1581 * ack an assp int if its running
1582 * and has an int pending
1583 */
1584 if (status & ASSP_INT_PENDING) {
1585 u8 ctl = inb(chip->iobase + ASSP_CONTROL_B);
1586 if (!(ctl & STOP_ASSP_CLOCK)) {
1587 ctl = inb(chip->iobase + ASSP_HOST_INT_STATUS);
1588 if (ctl & DSP2HOST_REQ_TIMER) {
1589 outb(DSP2HOST_REQ_TIMER, chip->iobase + ASSP_HOST_INT_STATUS);
1590 /* update adc/dac info if it was a timer int */
1591 spin_lock(&chip->reg_lock);
1592 for (i = 0; i < chip->num_substreams; i++) {
1593 m3_dma_t *s = &chip->substreams[i];
1594 if (s->running)
1595 snd_m3_update_ptr(chip, s);
1596 }
1597 spin_unlock(&chip->reg_lock);
1598 }
1599 }
1600 }
1601
1602#if 0 /* TODO: not supported yet */
1603 if ((status & MPU401_INT_PENDING) && chip->rmidi)
1604 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
1605#endif
1606
1607 /* ack ints */
1608 snd_m3_outw(chip, HOST_INT_STATUS, status);
1609
1610 return IRQ_HANDLED;
1611}
1612
1613
1614/*
1615 */
1616
1617static snd_pcm_hardware_t snd_m3_playback =
1618{
1619 .info = (SNDRV_PCM_INFO_MMAP |
1620 SNDRV_PCM_INFO_INTERLEAVED |
1621 SNDRV_PCM_INFO_MMAP_VALID |
1622 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1623 /*SNDRV_PCM_INFO_PAUSE |*/
1624 SNDRV_PCM_INFO_RESUME),
1625 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1626 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1627 .rate_min = 8000,
1628 .rate_max = 48000,
1629 .channels_min = 1,
1630 .channels_max = 2,
1631 .buffer_bytes_max = (512*1024),
1632 .period_bytes_min = 64,
1633 .period_bytes_max = (512*1024),
1634 .periods_min = 1,
1635 .periods_max = 1024,
1636};
1637
1638static snd_pcm_hardware_t snd_m3_capture =
1639{
1640 .info = (SNDRV_PCM_INFO_MMAP |
1641 SNDRV_PCM_INFO_INTERLEAVED |
1642 SNDRV_PCM_INFO_MMAP_VALID |
1643 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1644 /*SNDRV_PCM_INFO_PAUSE |*/
1645 SNDRV_PCM_INFO_RESUME),
1646 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1647 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1648 .rate_min = 8000,
1649 .rate_max = 48000,
1650 .channels_min = 1,
1651 .channels_max = 2,
1652 .buffer_bytes_max = (512*1024),
1653 .period_bytes_min = 64,
1654 .period_bytes_max = (512*1024),
1655 .periods_min = 1,
1656 .periods_max = 1024,
1657};
1658
1659
1660/*
1661 */
1662
1663static int
1664snd_m3_substream_open(m3_t *chip, snd_pcm_substream_t *subs)
1665{
1666 int i;
1667 m3_dma_t *s;
1668
1669 spin_lock_irq(&chip->reg_lock);
1670 for (i = 0; i < chip->num_substreams; i++) {
1671 s = &chip->substreams[i];
1672 if (! s->opened)
1673 goto __found;
1674 }
1675 spin_unlock_irq(&chip->reg_lock);
1676 return -ENOMEM;
1677__found:
1678 s->opened = 1;
1679 s->running = 0;
1680 spin_unlock_irq(&chip->reg_lock);
1681
1682 subs->runtime->private_data = s;
1683 s->substream = subs;
1684
1685 /* set list owners */
1686 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1687 s->index_list[0] = &chip->mixer_list;
1688 } else
1689 s->index_list[0] = &chip->adc1_list;
1690 s->index_list[1] = &chip->msrc_list;
1691 s->index_list[2] = &chip->dma_list;
1692
1693 return 0;
1694}
1695
1696static void
1697snd_m3_substream_close(m3_t *chip, snd_pcm_substream_t *subs)
1698{
1699 m3_dma_t *s = (m3_dma_t*) subs->runtime->private_data;
1700
1701 if (s == NULL)
1702 return; /* not opened properly */
1703
1704 spin_lock_irq(&chip->reg_lock);
1705 if (s->substream && s->running)
1706 snd_m3_pcm_stop(chip, s, s->substream); /* does this happen? */
1707 if (s->in_lists) {
1708 snd_m3_remove_list(chip, s->index_list[0], s->index[0]);
1709 snd_m3_remove_list(chip, s->index_list[1], s->index[1]);
1710 snd_m3_remove_list(chip, s->index_list[2], s->index[2]);
1711 s->in_lists = 0;
1712 }
1713 s->running = 0;
1714 s->opened = 0;
1715 spin_unlock_irq(&chip->reg_lock);
1716}
1717
1718static int
1719snd_m3_playback_open(snd_pcm_substream_t *subs)
1720{
1721 m3_t *chip = snd_pcm_substream_chip(subs);
1722 snd_pcm_runtime_t *runtime = subs->runtime;
1723 int err;
1724
1725 if ((err = snd_m3_substream_open(chip, subs)) < 0)
1726 return err;
1727
1728 runtime->hw = snd_m3_playback;
1729 snd_pcm_set_sync(subs);
1730
1731 return 0;
1732}
1733
1734static int
1735snd_m3_playback_close(snd_pcm_substream_t *subs)
1736{
1737 m3_t *chip = snd_pcm_substream_chip(subs);
1738
1739 snd_m3_substream_close(chip, subs);
1740 return 0;
1741}
1742
1743static int
1744snd_m3_capture_open(snd_pcm_substream_t *subs)
1745{
1746 m3_t *chip = snd_pcm_substream_chip(subs);
1747 snd_pcm_runtime_t *runtime = subs->runtime;
1748 int err;
1749
1750 if ((err = snd_m3_substream_open(chip, subs)) < 0)
1751 return err;
1752
1753 runtime->hw = snd_m3_capture;
1754 snd_pcm_set_sync(subs);
1755
1756 return 0;
1757}
1758
1759static int
1760snd_m3_capture_close(snd_pcm_substream_t *subs)
1761{
1762 m3_t *chip = snd_pcm_substream_chip(subs);
1763
1764 snd_m3_substream_close(chip, subs);
1765 return 0;
1766}
1767
1768/*
1769 * create pcm instance
1770 */
1771
1772static snd_pcm_ops_t snd_m3_playback_ops = {
1773 .open = snd_m3_playback_open,
1774 .close = snd_m3_playback_close,
1775 .ioctl = snd_pcm_lib_ioctl,
1776 .hw_params = snd_m3_pcm_hw_params,
1777 .hw_free = snd_m3_pcm_hw_free,
1778 .prepare = snd_m3_pcm_prepare,
1779 .trigger = snd_m3_pcm_trigger,
1780 .pointer = snd_m3_pcm_pointer,
1781};
1782
1783static snd_pcm_ops_t snd_m3_capture_ops = {
1784 .open = snd_m3_capture_open,
1785 .close = snd_m3_capture_close,
1786 .ioctl = snd_pcm_lib_ioctl,
1787 .hw_params = snd_m3_pcm_hw_params,
1788 .hw_free = snd_m3_pcm_hw_free,
1789 .prepare = snd_m3_pcm_prepare,
1790 .trigger = snd_m3_pcm_trigger,
1791 .pointer = snd_m3_pcm_pointer,
1792};
1793
1794static int __devinit
1795snd_m3_pcm(m3_t * chip, int device)
1796{
1797 snd_pcm_t *pcm;
1798 int err;
1799
1800 err = snd_pcm_new(chip->card, chip->card->driver, device,
1801 MAX_PLAYBACKS, MAX_CAPTURES, &pcm);
1802 if (err < 0)
1803 return err;
1804
1805 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_m3_playback_ops);
1806 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_m3_capture_ops);
1807
1808 pcm->private_data = chip;
1809 pcm->info_flags = 0;
1810 strcpy(pcm->name, chip->card->driver);
1811 chip->pcm = pcm;
1812
1813 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1814 snd_dma_pci_data(chip->pci), 64*1024, 64*1024);
1815
1816 return 0;
1817}
1818
1819
1820/*
1821 * ac97 interface
1822 */
1823
1824/*
1825 * Wait for the ac97 serial bus to be free.
1826 * return nonzero if the bus is still busy.
1827 */
1828static int snd_m3_ac97_wait(m3_t *chip)
1829{
1830 int i = 10000;
1831
1832 do {
1833 if (! (snd_m3_inb(chip, 0x30) & 1))
1834 return 0;
1835 } while (i-- > 0);
1836
1837 snd_printk("ac97 serial bus busy\n");
1838 return 1;
1839}
1840
1841static unsigned short
1842snd_m3_ac97_read(ac97_t *ac97, unsigned short reg)
1843{
1844 m3_t *chip = ac97->private_data;
1845
1846 if (snd_m3_ac97_wait(chip))
1847 return 0xffff;
1848 snd_m3_outb(chip, 0x80 | (reg & 0x7f), CODEC_COMMAND);
1849 if (snd_m3_ac97_wait(chip))
1850 return 0xffff;
1851 return snd_m3_inw(chip, CODEC_DATA);
1852}
1853
1854static void
1855snd_m3_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short val)
1856{
1857 m3_t *chip = ac97->private_data;
1858
1859 if (snd_m3_ac97_wait(chip))
1860 return;
1861 snd_m3_outw(chip, val, CODEC_DATA);
1862 snd_m3_outb(chip, reg & 0x7f, CODEC_COMMAND);
1863}
1864
1865
1866static void snd_m3_remote_codec_config(int io, int isremote)
1867{
1868 isremote = isremote ? 1 : 0;
1869
1870 outw((inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK) | isremote,
1871 io + RING_BUS_CTRL_B);
1872 outw((inw(io + SDO_OUT_DEST_CTRL) & ~COMMAND_ADDR_OUT) | isremote,
1873 io + SDO_OUT_DEST_CTRL);
1874 outw((inw(io + SDO_IN_DEST_CTRL) & ~STATUS_ADDR_IN) | isremote,
1875 io + SDO_IN_DEST_CTRL);
1876}
1877
1878/*
1879 * hack, returns non zero on err
1880 */
1881static int snd_m3_try_read_vendor(m3_t *chip)
1882{
1883 u16 ret;
1884
1885 if (snd_m3_ac97_wait(chip))
1886 return 1;
1887
1888 snd_m3_outb(chip, 0x80 | (AC97_VENDOR_ID1 & 0x7f), 0x30);
1889
1890 if (snd_m3_ac97_wait(chip))
1891 return 1;
1892
1893 ret = snd_m3_inw(chip, 0x32);
1894
1895 return (ret == 0) || (ret == 0xffff);
1896}
1897
1898static void snd_m3_ac97_reset(m3_t *chip)
1899{
1900 u16 dir;
1901 int delay1 = 0, delay2 = 0, i;
1902 int io = chip->iobase;
1903
1904 if (chip->allegro_flag) {
1905 /*
1906 * the onboard codec on the allegro seems
1907 * to want to wait a very long time before
1908 * coming back to life
1909 */
1910 delay1 = 50;
1911 delay2 = 800;
1912 } else {
1913 /* maestro3 */
1914 delay1 = 20;
1915 delay2 = 500;
1916 }
1917
1918 for (i = 0; i < 5; i++) {
1919 dir = inw(io + GPIO_DIRECTION);
1920 if (! chip->quirk || ! chip->quirk->irda_workaround)
1921 dir |= 0x10; /* assuming pci bus master? */
1922
1923 snd_m3_remote_codec_config(io, 0);
1924
1925 outw(IO_SRAM_ENABLE, io + RING_BUS_CTRL_A);
1926 udelay(20);
1927
1928 outw(dir & ~GPO_PRIMARY_AC97 , io + GPIO_DIRECTION);
1929 outw(~GPO_PRIMARY_AC97 , io + GPIO_MASK);
1930 outw(0, io + GPIO_DATA);
1931 outw(dir | GPO_PRIMARY_AC97, io + GPIO_DIRECTION);
1932
1933 set_current_state(TASK_UNINTERRUPTIBLE);
1934 schedule_timeout((delay1 * HZ) / 1000);
1935
1936 outw(GPO_PRIMARY_AC97, io + GPIO_DATA);
1937 udelay(5);
1938 /* ok, bring back the ac-link */
1939 outw(IO_SRAM_ENABLE | SERIAL_AC_LINK_ENABLE, io + RING_BUS_CTRL_A);
1940 outw(~0, io + GPIO_MASK);
1941
1942 set_current_state(TASK_UNINTERRUPTIBLE);
1943 schedule_timeout((delay2 * HZ) / 1000);
1944
1945 if (! snd_m3_try_read_vendor(chip))
1946 break;
1947
1948 delay1 += 10;
1949 delay2 += 100;
1950
1951 snd_printd("maestro3: retrying codec reset with delays of %d and %d ms\n",
1952 delay1, delay2);
1953 }
1954
1955#if 0
1956 /* more gung-ho reset that doesn't
1957 * seem to work anywhere :)
1958 */
1959 tmp = inw(io + RING_BUS_CTRL_A);
1960 outw(RAC_SDFS_ENABLE|LAC_SDFS_ENABLE, io + RING_BUS_CTRL_A);
1961 big_mdelay(20);
1962 outw(tmp, io + RING_BUS_CTRL_A);
1963 big_mdelay(50);
1964#endif
1965}
1966
1967static int __devinit snd_m3_mixer(m3_t *chip)
1968{
1969 ac97_bus_t *pbus;
1970 ac97_template_t ac97;
1971 int err;
1972 static ac97_bus_ops_t ops = {
1973 .write = snd_m3_ac97_write,
1974 .read = snd_m3_ac97_read,
1975 };
1976
1977 if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0)
1978 return err;
1979
1980 memset(&ac97, 0, sizeof(ac97));
1981 ac97.private_data = chip;
1982 if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97)) < 0)
1983 return err;
1984
1985 /* seems ac97 PCM needs initialization.. hack hack.. */
1986 snd_ac97_write(chip->ac97, AC97_PCM, 0x8000 | (15 << 8) | 15);
1987 set_current_state(TASK_UNINTERRUPTIBLE);
1988 schedule_timeout(HZ / 10);
1989 snd_ac97_write(chip->ac97, AC97_PCM, 0);
1990
1991 return 0;
1992}
1993
1994
1995/*
1996 * DSP Code images
1997 */
1998
1999static u16 assp_kernel_image[] __devinitdata = {
2000 0x7980, 0x0030, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x00FB, 0x7980, 0x00DD, 0x7980, 0x03B4,
2001 0x7980, 0x0332, 0x7980, 0x0287, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
2002 0x7980, 0x031A, 0x7980, 0x03B4, 0x7980, 0x022F, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
2003 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x0063, 0x7980, 0x006B, 0x7980, 0x03B4, 0x7980, 0x03B4,
2004 0xBF80, 0x2C7C, 0x8806, 0x8804, 0xBE40, 0xBC20, 0xAE09, 0x1000, 0xAE0A, 0x0001, 0x6938, 0xEB08,
2005 0x0053, 0x695A, 0xEB08, 0x00D6, 0x0009, 0x8B88, 0x6980, 0xE388, 0x0036, 0xBE30, 0xBC20, 0x6909,
2006 0xB801, 0x9009, 0xBE41, 0xBE41, 0x6928, 0xEB88, 0x0078, 0xBE41, 0xBE40, 0x7980, 0x0038, 0xBE41,
2007 0xBE41, 0x903A, 0x6938, 0xE308, 0x0056, 0x903A, 0xBE41, 0xBE40, 0xEF00, 0x903A, 0x6939, 0xE308,
2008 0x005E, 0x903A, 0xEF00, 0x690B, 0x660C, 0xEF8C, 0x690A, 0x660C, 0x620B, 0x6609, 0xEF00, 0x6910,
2009 0x660F, 0xEF04, 0xE388, 0x0075, 0x690E, 0x660F, 0x6210, 0x660D, 0xEF00, 0x690E, 0x660D, 0xEF00,
2010 0xAE70, 0x0001, 0xBC20, 0xAE27, 0x0001, 0x6939, 0xEB08, 0x005D, 0x6926, 0xB801, 0x9026, 0x0026,
2011 0x8B88, 0x6980, 0xE388, 0x00CB, 0x9028, 0x0D28, 0x4211, 0xE100, 0x007A, 0x4711, 0xE100, 0x00A0,
2012 0x7A80, 0x0063, 0xB811, 0x660A, 0x6209, 0xE304, 0x007A, 0x0C0B, 0x4005, 0x100A, 0xBA01, 0x9012,
2013 0x0C12, 0x4002, 0x7980, 0x00AF, 0x7A80, 0x006B, 0xBE02, 0x620E, 0x660D, 0xBA10, 0xE344, 0x007A,
2014 0x0C10, 0x4005, 0x100E, 0xBA01, 0x9012, 0x0C12, 0x4002, 0x1003, 0xBA02, 0x9012, 0x0C12, 0x4000,
2015 0x1003, 0xE388, 0x00BA, 0x1004, 0x7980, 0x00BC, 0x1004, 0xBA01, 0x9012, 0x0C12, 0x4001, 0x0C05,
2016 0x4003, 0x0C06, 0x4004, 0x1011, 0xBFB0, 0x01FF, 0x9012, 0x0C12, 0x4006, 0xBC20, 0xEF00, 0xAE26,
2017 0x1028, 0x6970, 0xBFD0, 0x0001, 0x9070, 0xE388, 0x007A, 0xAE28, 0x0000, 0xEF00, 0xAE70, 0x0300,
2018 0x0C70, 0xB00C, 0xAE5A, 0x0000, 0xEF00, 0x7A80, 0x038A, 0x697F, 0xB801, 0x907F, 0x0056, 0x8B88,
2019 0x0CA0, 0xB008, 0xAF71, 0xB000, 0x4E71, 0xE200, 0x00F3, 0xAE56, 0x1057, 0x0056, 0x0CA0, 0xB008,
2020 0x8056, 0x7980, 0x03A1, 0x0810, 0xBFA0, 0x1059, 0xE304, 0x03A1, 0x8056, 0x7980, 0x03A1, 0x7A80,
2021 0x038A, 0xBF01, 0xBE43, 0xBE59, 0x907C, 0x6937, 0xE388, 0x010D, 0xBA01, 0xE308, 0x010C, 0xAE71,
2022 0x0004, 0x0C71, 0x5000, 0x6936, 0x9037, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80, 0xBF0A,
2023 0x0560, 0xF500, 0xBF0A, 0x0520, 0xB900, 0xBB17, 0x90A0, 0x6917, 0xE388, 0x0148, 0x0D17, 0xE100,
2024 0x0127, 0xBF0C, 0x0578, 0xBF0D, 0x057C, 0x7980, 0x012B, 0xBF0C, 0x0538, 0xBF0D, 0x053C, 0x6900,
2025 0xE308, 0x0135, 0x8B8C, 0xBE59, 0xBB07, 0x90A0, 0xBC20, 0x7980, 0x0157, 0x030C, 0x8B8B, 0xB903,
2026 0x8809, 0xBEC6, 0x013E, 0x69AC, 0x90AB, 0x69AD, 0x90AB, 0x0813, 0x660A, 0xE344, 0x0144, 0x0309,
2027 0x830C, 0xBC20, 0x7980, 0x0157, 0x6955, 0xE388, 0x0157, 0x7C38, 0xBF0B, 0x0578, 0xF500, 0xBF0B,
2028 0x0538, 0xB907, 0x8809, 0xBEC6, 0x0156, 0x10AB, 0x90AA, 0x6974, 0xE388, 0x0163, 0xAE72, 0x0540,
2029 0xF500, 0xAE72, 0x0500, 0xAE61, 0x103B, 0x7A80, 0x02F6, 0x6978, 0xE388, 0x0182, 0x8B8C, 0xBF0C,
2030 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA20, 0x8812, 0x733D, 0x7A80, 0x0380, 0x733E, 0x7A80, 0x0380,
2031 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA2C, 0x8812, 0x733F, 0x7A80, 0x0380, 0x7340,
2032 0x7A80, 0x0380, 0x6975, 0xE388, 0x018E, 0xAE72, 0x0548, 0xF500, 0xAE72, 0x0508, 0xAE61, 0x1041,
2033 0x7A80, 0x02F6, 0x6979, 0xE388, 0x01AD, 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA18,
2034 0x8812, 0x7343, 0x7A80, 0x0380, 0x7344, 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40,
2035 0x0814, 0xBA24, 0x8812, 0x7345, 0x7A80, 0x0380, 0x7346, 0x7A80, 0x0380, 0x6976, 0xE388, 0x01B9,
2036 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x1047, 0x7A80, 0x02F6, 0x697A, 0xE388, 0x01D8,
2037 0x8B8C, 0xBF0C, 0x0560, 0xE500, 0x7C40, 0x0814, 0xBA08, 0x8812, 0x7349, 0x7A80, 0x0380, 0x734A,
2038 0x7A80, 0x0380, 0x8B8C, 0xBF0C, 0x056C, 0xE500, 0x7C40, 0x0814, 0xBA14, 0x8812, 0x734B, 0x7A80,
2039 0x0380, 0x734C, 0x7A80, 0x0380, 0xBC21, 0xAE1C, 0x1090, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40,
2040 0x0812, 0xB804, 0x8813, 0x8B8D, 0xBF0D, 0x056C, 0xE500, 0x7C40, 0x0815, 0xB804, 0x8811, 0x7A80,
2041 0x034A, 0x8B8A, 0xBF0A, 0x0560, 0xE500, 0x7C40, 0x731F, 0xB903, 0x8809, 0xBEC6, 0x01F9, 0x548A,
2042 0xBE03, 0x98A0, 0x7320, 0xB903, 0x8809, 0xBEC6, 0x0201, 0x548A, 0xBE03, 0x98A0, 0x1F20, 0x2F1F,
2043 0x9826, 0xBC20, 0x6935, 0xE388, 0x03A1, 0x6933, 0xB801, 0x9033, 0xBFA0, 0x02EE, 0xE308, 0x03A1,
2044 0x9033, 0xBF00, 0x6951, 0xE388, 0x021F, 0x7334, 0xBE80, 0x5760, 0xBE03, 0x9F7E, 0xBE59, 0x9034,
2045 0x697E, 0x0D51, 0x9013, 0xBC20, 0x695C, 0xE388, 0x03A1, 0x735E, 0xBE80, 0x5760, 0xBE03, 0x9F7E,
2046 0xBE59, 0x905E, 0x697E, 0x0D5C, 0x9013, 0x7980, 0x03A1, 0x7A80, 0x038A, 0xBF01, 0xBE43, 0x6977,
2047 0xE388, 0x024E, 0xAE61, 0x104D, 0x0061, 0x8B88, 0x6980, 0xE388, 0x024E, 0x9071, 0x0D71, 0x000B,
2048 0xAFA0, 0x8010, 0xAFA0, 0x8010, 0x0810, 0x660A, 0xE308, 0x0249, 0x0009, 0x0810, 0x660C, 0xE388,
2049 0x024E, 0x800B, 0xBC20, 0x697B, 0xE388, 0x03A1, 0xBF0A, 0x109E, 0x8B8A, 0xAF80, 0x8014, 0x4C80,
2050 0xE100, 0x0266, 0x697C, 0xBF90, 0x0560, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0564, 0x9073, 0x0473,
2051 0x7980, 0x0270, 0x697C, 0xBF90, 0x0520, 0x9072, 0x0372, 0x697C, 0xBF90, 0x0524, 0x9073, 0x0473,
2052 0x697C, 0xB801, 0x907C, 0xBF0A, 0x10FD, 0x8B8A, 0xAF80, 0x8010, 0x734F, 0x548A, 0xBE03, 0x9880,
2053 0xBC21, 0x7326, 0x548B, 0xBE03, 0x618B, 0x988C, 0xBE03, 0x6180, 0x9880, 0x7980, 0x03A1, 0x7A80,
2054 0x038A, 0x0D28, 0x4711, 0xE100, 0x02BE, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388, 0x02B6,
2055 0xBFA0, 0x0800, 0xE388, 0x02B2, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02A3, 0x6909,
2056 0x900B, 0x7980, 0x02A5, 0xAF0B, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100, 0x02ED,
2057 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x6909, 0x900B, 0x7980, 0x02B8, 0xAF0B, 0x4005,
2058 0xAF05, 0x4003, 0xAF06, 0x4004, 0x7980, 0x02ED, 0xAF12, 0x4006, 0x6912, 0xBFB0, 0x0C00, 0xE388,
2059 0x02E7, 0xBFA0, 0x0800, 0xE388, 0x02E3, 0x6912, 0xBFB0, 0x0C00, 0xBFA0, 0x0400, 0xE388, 0x02D4,
2060 0x690D, 0x9010, 0x7980, 0x02D6, 0xAF10, 0x4005, 0x6901, 0x9005, 0x6902, 0x9006, 0x4311, 0xE100,
2061 0x02ED, 0x6911, 0xBFC0, 0x2000, 0x9011, 0x7980, 0x02ED, 0x690D, 0x9010, 0x7980, 0x02E9, 0xAF10,
2062 0x4005, 0xAF05, 0x4003, 0xAF06, 0x4004, 0xBC20, 0x6970, 0x9071, 0x7A80, 0x0078, 0x6971, 0x9070,
2063 0x7980, 0x03A1, 0xBC20, 0x0361, 0x8B8B, 0x6980, 0xEF88, 0x0272, 0x0372, 0x7804, 0x9071, 0x0D71,
2064 0x8B8A, 0x000B, 0xB903, 0x8809, 0xBEC6, 0x0309, 0x69A8, 0x90AB, 0x69A8, 0x90AA, 0x0810, 0x660A,
2065 0xE344, 0x030F, 0x0009, 0x0810, 0x660C, 0xE388, 0x0314, 0x800B, 0xBC20, 0x6961, 0xB801, 0x9061,
2066 0x7980, 0x02F7, 0x7A80, 0x038A, 0x5D35, 0x0001, 0x6934, 0xB801, 0x9034, 0xBF0A, 0x109E, 0x8B8A,
2067 0xAF80, 0x8014, 0x4880, 0xAE72, 0x0550, 0xF500, 0xAE72, 0x0510, 0xAE61, 0x1051, 0x7A80, 0x02F6,
2068 0x7980, 0x03A1, 0x7A80, 0x038A, 0x5D35, 0x0002, 0x695E, 0xB801, 0x905E, 0xBF0A, 0x109E, 0x8B8A,
2069 0xAF80, 0x8014, 0x4780, 0xAE72, 0x0558, 0xF500, 0xAE72, 0x0518, 0xAE61, 0x105C, 0x7A80, 0x02F6,
2070 0x7980, 0x03A1, 0x001C, 0x8B88, 0x6980, 0xEF88, 0x901D, 0x0D1D, 0x100F, 0x6610, 0xE38C, 0x0358,
2071 0x690E, 0x6610, 0x620F, 0x660D, 0xBA0F, 0xE301, 0x037A, 0x0410, 0x8B8A, 0xB903, 0x8809, 0xBEC6,
2072 0x036C, 0x6A8C, 0x61AA, 0x98AB, 0x6A8C, 0x61AB, 0x98AD, 0x6A8C, 0x61AD, 0x98A9, 0x6A8C, 0x61A9,
2073 0x98AA, 0x7C04, 0x8B8B, 0x7C04, 0x8B8D, 0x7C04, 0x8B89, 0x7C04, 0x0814, 0x660E, 0xE308, 0x0379,
2074 0x040D, 0x8410, 0xBC21, 0x691C, 0xB801, 0x901C, 0x7980, 0x034A, 0xB903, 0x8809, 0x8B8A, 0xBEC6,
2075 0x0388, 0x54AC, 0xBE03, 0x618C, 0x98AA, 0xEF00, 0xBC20, 0xBE46, 0x0809, 0x906B, 0x080A, 0x906C,
2076 0x080B, 0x906D, 0x081A, 0x9062, 0x081B, 0x9063, 0x081E, 0x9064, 0xBE59, 0x881E, 0x8065, 0x8166,
2077 0x8267, 0x8368, 0x8469, 0x856A, 0xEF00, 0xBC20, 0x696B, 0x8809, 0x696C, 0x880A, 0x696D, 0x880B,
2078 0x6962, 0x881A, 0x6963, 0x881B, 0x6964, 0x881E, 0x0065, 0x0166, 0x0267, 0x0368, 0x0469, 0x056A,
2079 0xBE3A,
2080};
2081
2082/*
2083 * Mini sample rate converter code image
2084 * that is to be loaded at 0x400 on the DSP.
2085 */
2086static u16 assp_minisrc_image[] __devinitdata = {
2087
2088 0xBF80, 0x101E, 0x906E, 0x006E, 0x8B88, 0x6980, 0xEF88, 0x906F, 0x0D6F, 0x6900, 0xEB08, 0x0412,
2089 0xBC20, 0x696E, 0xB801, 0x906E, 0x7980, 0x0403, 0xB90E, 0x8807, 0xBE43, 0xBF01, 0xBE47, 0xBE41,
2090 0x7A80, 0x002A, 0xBE40, 0x3029, 0xEFCC, 0xBE41, 0x7A80, 0x0028, 0xBE40, 0x3028, 0xEFCC, 0x6907,
2091 0xE308, 0x042A, 0x6909, 0x902C, 0x7980, 0x042C, 0x690D, 0x902C, 0x1009, 0x881A, 0x100A, 0xBA01,
2092 0x881B, 0x100D, 0x881C, 0x100E, 0xBA01, 0x881D, 0xBF80, 0x00ED, 0x881E, 0x050C, 0x0124, 0xB904,
2093 0x9027, 0x6918, 0xE308, 0x04B3, 0x902D, 0x6913, 0xBFA0, 0x7598, 0xF704, 0xAE2D, 0x00FF, 0x8B8D,
2094 0x6919, 0xE308, 0x0463, 0x691A, 0xE308, 0x0456, 0xB907, 0x8809, 0xBEC6, 0x0453, 0x10A9, 0x90AD,
2095 0x7980, 0x047C, 0xB903, 0x8809, 0xBEC6, 0x0460, 0x1889, 0x6C22, 0x90AD, 0x10A9, 0x6E23, 0x6C22,
2096 0x90AD, 0x7980, 0x047C, 0x101A, 0xE308, 0x046F, 0xB903, 0x8809, 0xBEC6, 0x046C, 0x10A9, 0x90A0,
2097 0x90AD, 0x7980, 0x047C, 0xB901, 0x8809, 0xBEC6, 0x047B, 0x1889, 0x6C22, 0x90A0, 0x90AD, 0x10A9,
2098 0x6E23, 0x6C22, 0x90A0, 0x90AD, 0x692D, 0xE308, 0x049C, 0x0124, 0xB703, 0xB902, 0x8818, 0x8B89,
2099 0x022C, 0x108A, 0x7C04, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99A0,
2100 0x108A, 0x90A0, 0x692B, 0x881F, 0x7E80, 0x055B, 0x692A, 0x8809, 0x8B89, 0x99AF, 0x7B99, 0x0484,
2101 0x0124, 0x060F, 0x101B, 0x2013, 0x901B, 0xBFA0, 0x7FFF, 0xE344, 0x04AC, 0x901B, 0x8B89, 0x7A80,
2102 0x051A, 0x6927, 0xBA01, 0x9027, 0x7A80, 0x0523, 0x6927, 0xE308, 0x049E, 0x7980, 0x050F, 0x0624,
2103 0x1026, 0x2013, 0x9026, 0xBFA0, 0x7FFF, 0xE304, 0x04C0, 0x8B8D, 0x7A80, 0x051A, 0x7980, 0x04B4,
2104 0x9026, 0x1013, 0x3026, 0x901B, 0x8B8D, 0x7A80, 0x051A, 0x7A80, 0x0523, 0x1027, 0xBA01, 0x9027,
2105 0xE308, 0x04B4, 0x0124, 0x060F, 0x8B89, 0x691A, 0xE308, 0x04EA, 0x6919, 0xE388, 0x04E0, 0xB903,
2106 0x8809, 0xBEC6, 0x04DD, 0x1FA0, 0x2FAE, 0x98A9, 0x7980, 0x050F, 0xB901, 0x8818, 0xB907, 0x8809,
2107 0xBEC6, 0x04E7, 0x10EE, 0x90A9, 0x7980, 0x050F, 0x6919, 0xE308, 0x04FE, 0xB903, 0x8809, 0xBE46,
2108 0xBEC6, 0x04FA, 0x17A0, 0xBE1E, 0x1FAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0xBE47,
2109 0x7980, 0x050F, 0xB901, 0x8809, 0xBEC6, 0x050E, 0x16A0, 0x26A0, 0xBFB7, 0xFF00, 0xBE1E, 0x1EA0,
2110 0x2EAE, 0xBFBF, 0xFF00, 0xBE13, 0xBFDF, 0x8080, 0x99A9, 0x850C, 0x860F, 0x6907, 0xE388, 0x0516,
2111 0x0D07, 0x8510, 0xBE59, 0x881E, 0xBE4A, 0xEF00, 0x101E, 0x901C, 0x101F, 0x901D, 0x10A0, 0x901E,
2112 0x10A0, 0x901F, 0xEF00, 0x101E, 0x301C, 0x9020, 0x731B, 0x5420, 0xBE03, 0x9825, 0x1025, 0x201C,
2113 0x9025, 0x7325, 0x5414, 0xBE03, 0x8B8E, 0x9880, 0x692F, 0xE388, 0x0539, 0xBE59, 0xBB07, 0x6180,
2114 0x9880, 0x8BA0, 0x101F, 0x301D, 0x9021, 0x731B, 0x5421, 0xBE03, 0x982E, 0x102E, 0x201D, 0x902E,
2115 0x732E, 0x5415, 0xBE03, 0x9880, 0x692F, 0xE388, 0x054F, 0xBE59, 0xBB07, 0x6180, 0x9880, 0x8BA0,
2116 0x6918, 0xEF08, 0x7325, 0x5416, 0xBE03, 0x98A0, 0x732E, 0x5417, 0xBE03, 0x98A0, 0xEF00, 0x8BA0,
2117 0xBEC6, 0x056B, 0xBE59, 0xBB04, 0xAA90, 0xBE04, 0xBE1E, 0x99E0, 0x8BE0, 0x69A0, 0x90D0, 0x69A0,
2118 0x90D0, 0x081F, 0xB805, 0x881F, 0x8B90, 0x69A0, 0x90D0, 0x69A0, 0x9090, 0x8BD0, 0x8BD8, 0xBE1F,
2119 0xEF00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
2120 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
2121};
2122
2123
2124/*
2125 * initialize ASSP
2126 */
2127
2128#define MINISRC_LPF_LEN 10
2129static u16 minisrc_lpf[MINISRC_LPF_LEN] __devinitdata = {
2130 0X0743, 0X1104, 0X0A4C, 0XF88D, 0X242C,
2131 0X1023, 0X1AA9, 0X0B60, 0XEFDD, 0X186F
2132};
2133
2134static void __devinit snd_m3_assp_init(m3_t *chip)
2135{
2136 unsigned int i;
2137
2138 /* zero kernel data */
2139 for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
2140 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2141 KDATA_BASE_ADDR + i, 0);
2142
2143 /* zero mixer data? */
2144 for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
2145 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2146 KDATA_BASE_ADDR2 + i, 0);
2147
2148 /* init dma pointer */
2149 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2150 KDATA_CURRENT_DMA,
2151 KDATA_DMA_XFER0);
2152
2153 /* write kernel into code memory.. */
2154 for (i = 0 ; i < ARRAY_SIZE(assp_kernel_image); i++) {
2155 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2156 REV_B_CODE_MEMORY_BEGIN + i,
2157 assp_kernel_image[i]);
2158 }
2159
2160 /*
2161 * We only have this one client and we know that 0x400
2162 * is free in our kernel's mem map, so lets just
2163 * drop it there. It seems that the minisrc doesn't
2164 * need vectors, so we won't bother with them..
2165 */
2166 for (i = 0; i < ARRAY_SIZE(assp_minisrc_image); i++) {
2167 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2168 0x400 + i,
2169 assp_minisrc_image[i]);
2170 }
2171
2172 /*
2173 * write the coefficients for the low pass filter?
2174 */
2175 for (i = 0; i < MINISRC_LPF_LEN ; i++) {
2176 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2177 0x400 + MINISRC_COEF_LOC + i,
2178 minisrc_lpf[i]);
2179 }
2180
2181 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2182 0x400 + MINISRC_COEF_LOC + MINISRC_LPF_LEN,
2183 0x8000);
2184
2185 /*
2186 * the minisrc is the only thing on
2187 * our task list..
2188 */
2189 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2190 KDATA_TASK0,
2191 0x400);
2192
2193 /*
2194 * init the mixer number..
2195 */
2196
2197 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2198 KDATA_MIXER_TASK_NUMBER,0);
2199
2200 /*
2201 * EXTREME KERNEL MASTER VOLUME
2202 */
2203 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2204 KDATA_DAC_LEFT_VOLUME, ARB_VOLUME);
2205 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2206 KDATA_DAC_RIGHT_VOLUME, ARB_VOLUME);
2207
2208 chip->mixer_list.curlen = 0;
2209 chip->mixer_list.mem_addr = KDATA_MIXER_XFER0;
2210 chip->mixer_list.max = MAX_VIRTUAL_MIXER_CHANNELS;
2211 chip->adc1_list.curlen = 0;
2212 chip->adc1_list.mem_addr = KDATA_ADC1_XFER0;
2213 chip->adc1_list.max = MAX_VIRTUAL_ADC1_CHANNELS;
2214 chip->dma_list.curlen = 0;
2215 chip->dma_list.mem_addr = KDATA_DMA_XFER0;
2216 chip->dma_list.max = MAX_VIRTUAL_DMA_CHANNELS;
2217 chip->msrc_list.curlen = 0;
2218 chip->msrc_list.mem_addr = KDATA_INSTANCE0_MINISRC;
2219 chip->msrc_list.max = MAX_INSTANCE_MINISRC;
2220}
2221
2222
2223static int __devinit snd_m3_assp_client_init(m3_t *chip, m3_dma_t *s, int index)
2224{
2225 int data_bytes = 2 * ( MINISRC_TMP_BUFFER_SIZE / 2 +
2226 MINISRC_IN_BUFFER_SIZE / 2 +
2227 1 + MINISRC_OUT_BUFFER_SIZE / 2 + 1 );
2228 int address, i;
2229
2230 /*
2231 * the revb memory map has 0x1100 through 0x1c00
2232 * free.
2233 */
2234
2235 /*
2236 * align instance address to 256 bytes so that it's
2237 * shifted list address is aligned.
2238 * list address = (mem address >> 1) >> 7;
2239 */
2240 data_bytes = (data_bytes + 255) & ~255;
2241 address = 0x1100 + ((data_bytes/2) * index);
2242
2243 if ((address + (data_bytes/2)) >= 0x1c00) {
2244 snd_printk("no memory for %d bytes at ind %d (addr 0x%x)\n",
2245 data_bytes, index, address);
2246 return -ENOMEM;
2247 }
2248
2249 s->number = index;
2250 s->inst.code = 0x400;
2251 s->inst.data = address;
2252
2253 for (i = data_bytes / 2; i > 0; address++, i--) {
2254 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2255 address, 0);
2256 }
2257
2258 return 0;
2259}
2260
2261
2262/*
2263 * this works for the reference board, have to find
2264 * out about others
2265 *
2266 * this needs more magic for 4 speaker, but..
2267 */
2268static void
2269snd_m3_amp_enable(m3_t *chip, int enable)
2270{
2271 int io = chip->iobase;
2272 u16 gpo, polarity;
2273
2274 if (! chip->external_amp)
2275 return;
2276
2277 polarity = enable ? 0 : 1;
2278 polarity = polarity << chip->amp_gpio;
2279 gpo = 1 << chip->amp_gpio;
2280
2281 outw(~gpo, io + GPIO_MASK);
2282
2283 outw(inw(io + GPIO_DIRECTION) | gpo,
2284 io + GPIO_DIRECTION);
2285
2286 outw((GPO_SECONDARY_AC97 | GPO_PRIMARY_AC97 | polarity),
2287 io + GPIO_DATA);
2288
2289 outw(0xffff, io + GPIO_MASK);
2290}
2291
2292static int
2293snd_m3_chip_init(m3_t *chip)
2294{
2295 struct pci_dev *pcidev = chip->pci;
2296 u32 n;
2297 u16 w;
2298 u8 t; /* makes as much sense as 'n', no? */
2299
2300 pci_read_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, &w);
2301 w &= ~(SOUND_BLASTER_ENABLE|FM_SYNTHESIS_ENABLE|
2302 MPU401_IO_ENABLE|MPU401_IRQ_ENABLE|ALIAS_10BIT_IO|
2303 DISABLE_LEGACY);
2304 pci_write_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, w);
2305
2306 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2307 n &= REDUCED_DEBOUNCE;
2308 n |= PM_CTRL_ENABLE | CLK_DIV_BY_49 | USE_PCI_TIMING;
2309 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2310
2311 outb(RESET_ASSP, chip->iobase + ASSP_CONTROL_B);
2312 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2313 n &= ~INT_CLK_SELECT;
2314 if (!chip->allegro_flag) {
2315 n &= ~INT_CLK_MULT_ENABLE;
2316 n |= INT_CLK_SRC_NOT_PCI;
2317 }
2318 n &= ~( CLK_MULT_MODE_SELECT | CLK_MULT_MODE_SELECT_2 );
2319 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2320
2321 if (chip->allegro_flag) {
2322 pci_read_config_dword(pcidev, PCI_USER_CONFIG, &n);
2323 n |= IN_CLK_12MHZ_SELECT;
2324 pci_write_config_dword(pcidev, PCI_USER_CONFIG, n);
2325 }
2326
2327 t = inb(chip->iobase + ASSP_CONTROL_A);
2328 t &= ~( DSP_CLK_36MHZ_SELECT | ASSP_CLK_49MHZ_SELECT);
2329 t |= ASSP_CLK_49MHZ_SELECT;
2330 t |= ASSP_0_WS_ENABLE;
2331 outb(t, chip->iobase + ASSP_CONTROL_A);
2332
2333 outb(RUN_ASSP, chip->iobase + ASSP_CONTROL_B);
2334
2335 return 0;
2336}
2337
2338static void
2339snd_m3_enable_ints(m3_t *chip)
2340{
2341 unsigned long io = chip->iobase;
2342
2343 /* TODO: MPU401 not supported yet */
2344 outw(ASSP_INT_ENABLE /*| MPU401_INT_ENABLE*/, io + HOST_INT_CTRL);
2345 outb(inb(io + ASSP_CONTROL_C) | ASSP_HOST_INT_ENABLE,
2346 io + ASSP_CONTROL_C);
2347}
2348
2349
2350/*
2351 */
2352
2353static int snd_m3_free(m3_t *chip)
2354{
2355 m3_dma_t *s;
2356 int i;
2357
2358 if (chip->substreams) {
2359 spin_lock_irq(&chip->reg_lock);
2360 for (i = 0; i < chip->num_substreams; i++) {
2361 s = &chip->substreams[i];
2362 /* check surviving pcms; this should not happen though.. */
2363 if (s->substream && s->running)
2364 snd_m3_pcm_stop(chip, s, s->substream);
2365 }
2366 spin_unlock_irq(&chip->reg_lock);
2367 kfree(chip->substreams);
2368 }
2369 if (chip->iobase) {
2370 snd_m3_outw(chip, HOST_INT_CTRL, 0); /* disable ints */
2371 }
2372
2373#ifdef CONFIG_PM
2374 vfree(chip->suspend_mem);
2375#endif
2376
2377 if (chip->irq >= 0) {
2378 synchronize_irq(chip->irq);
2379 free_irq(chip->irq, (void *)chip);
2380 }
2381
2382 if (chip->iobase)
2383 pci_release_regions(chip->pci);
2384
2385 pci_disable_device(chip->pci);
2386 kfree(chip);
2387 return 0;
2388}
2389
2390
2391/*
2392 * APM support
2393 */
2394#ifdef CONFIG_PM
2395static int m3_suspend(snd_card_t *card, pm_message_t state)
2396{
2397 m3_t *chip = card->pm_private_data;
2398 int i, index;
2399
2400 if (chip->suspend_mem == NULL)
2401 return 0;
2402
2403 snd_pcm_suspend_all(chip->pcm);
2404 snd_ac97_suspend(chip->ac97);
2405
2406 big_mdelay(10); /* give the assp a chance to idle.. */
2407
2408 snd_m3_assp_halt(chip);
2409
2410 /* save dsp image */
2411 index = 0;
2412 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2413 chip->suspend_mem[index++] =
2414 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_CODE, i);
2415 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2416 chip->suspend_mem[index++] =
2417 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA, i);
2418
2419 /* power down apci registers */
2420 snd_m3_outw(chip, 0xffff, 0x54);
2421 snd_m3_outw(chip, 0xffff, 0x56);
2422
2423 pci_disable_device(chip->pci);
2424 return 0;
2425}
2426
2427static int m3_resume(snd_card_t *card)
2428{
2429 m3_t *chip = card->pm_private_data;
2430 int i, index;
2431
2432 if (chip->suspend_mem == NULL)
2433 return 0;
2434
2435 pci_enable_device(chip->pci);
2436 pci_set_master(chip->pci);
2437
2438 /* first lets just bring everything back. .*/
2439 snd_m3_outw(chip, 0, 0x54);
2440 snd_m3_outw(chip, 0, 0x56);
2441
2442 snd_m3_chip_init(chip);
2443 snd_m3_assp_halt(chip);
2444 snd_m3_ac97_reset(chip);
2445
2446 /* restore dsp image */
2447 index = 0;
2448 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2449 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE, i,
2450 chip->suspend_mem[index++]);
2451 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2452 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA, i,
2453 chip->suspend_mem[index++]);
2454
2455 /* tell the dma engine to restart itself */
2456 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2457 KDATA_DMA_ACTIVE, 0);
2458
2459 /* restore ac97 registers */
2460 snd_ac97_resume(chip->ac97);
2461
2462 snd_m3_assp_continue(chip);
2463 snd_m3_enable_ints(chip);
2464 snd_m3_amp_enable(chip, 1);
2465
2466 return 0;
2467}
2468#endif /* CONFIG_PM */
2469
2470
2471/*
2472 */
2473
2474static int snd_m3_dev_free(snd_device_t *device)
2475{
2476 m3_t *chip = device->device_data;
2477 return snd_m3_free(chip);
2478}
2479
2480static int __devinit
2481snd_m3_create(snd_card_t *card, struct pci_dev *pci,
2482 int enable_amp,
2483 int amp_gpio,
2484 m3_t **chip_ret)
2485{
2486 m3_t *chip;
2487 int i, err;
2488 struct m3_quirk *quirk;
2489 u16 subsystem_vendor, subsystem_device;
2490 static snd_device_ops_t ops = {
2491 .dev_free = snd_m3_dev_free,
2492 };
2493
2494 *chip_ret = NULL;
2495
2496 if (pci_enable_device(pci))
2497 return -EIO;
2498
2499 /* check, if we can restrict PCI DMA transfers to 28 bits */
2500 if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
2501 pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
2502 snd_printk("architecture does not support 28bit PCI busmaster DMA\n");
2503 pci_disable_device(pci);
2504 return -ENXIO;
2505 }
2506
2507 chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
2508 if (chip == NULL) {
2509 pci_disable_device(pci);
2510 return -ENOMEM;
2511 }
2512
2513 spin_lock_init(&chip->reg_lock);
2514 switch (pci->device) {
2515 case PCI_DEVICE_ID_ESS_ALLEGRO:
2516 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2517 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2518 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2519 chip->allegro_flag = 1;
2520 break;
2521 }
2522
2523 chip->card = card;
2524 chip->pci = pci;
2525 chip->irq = -1;
2526
2527 pci_read_config_word(pci, PCI_SUBSYSTEM_VENDOR_ID, &subsystem_vendor);
2528 pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &subsystem_device);
2529
2530 for (quirk = m3_quirk_list; quirk->vendor; quirk++) {
2531 if (subsystem_vendor == quirk->vendor &&
2532 subsystem_device == quirk->device) {
2533 printk(KERN_INFO "maestro3: enabled hack for '%s'\n", quirk->name);
2534 chip->quirk = quirk;
2535 break;
2536 }
2537 }
2538
2539 chip->external_amp = enable_amp;
2540 if (amp_gpio >= 0 && amp_gpio <= 0x0f)
2541 chip->amp_gpio = amp_gpio;
2542 else if (chip->quirk && chip->quirk->amp_gpio >= 0)
2543 chip->amp_gpio = chip->quirk->amp_gpio;
2544 else if (chip->allegro_flag)
2545 chip->amp_gpio = GPO_EXT_AMP_ALLEGRO;
2546 else /* presumably this is for all 'maestro3's.. */
2547 chip->amp_gpio = GPO_EXT_AMP_M3;
2548
2549 chip->num_substreams = NR_DSPS;
2550 chip->substreams = kmalloc(sizeof(m3_dma_t) * chip->num_substreams, GFP_KERNEL);
2551 if (chip->substreams == NULL) {
2552 kfree(chip);
2553 pci_disable_device(pci);
2554 return -ENOMEM;
2555 }
2556 memset(chip->substreams, 0, sizeof(m3_dma_t) * chip->num_substreams);
2557
2558 if ((err = pci_request_regions(pci, card->driver)) < 0) {
2559 snd_m3_free(chip);
2560 return err;
2561 }
2562 chip->iobase = pci_resource_start(pci, 0);
2563
2564 /* just to be sure */
2565 pci_set_master(pci);
2566
2567 snd_m3_chip_init(chip);
2568 snd_m3_assp_halt(chip);
2569
2570 snd_m3_ac97_reset(chip);
2571
2572 snd_m3_assp_init(chip);
2573 snd_m3_amp_enable(chip, 1);
2574
2575 if (request_irq(pci->irq, snd_m3_interrupt, SA_INTERRUPT|SA_SHIRQ,
2576 card->driver, (void *)chip)) {
2577 snd_printk("unable to grab IRQ %d\n", pci->irq);
2578 snd_m3_free(chip);
2579 return -ENOMEM;
2580 }
2581 chip->irq = pci->irq;
2582
2583#ifdef CONFIG_PM
2584 chip->suspend_mem = vmalloc(sizeof(u16) * (REV_B_CODE_MEMORY_LENGTH + REV_B_DATA_MEMORY_LENGTH));
2585 if (chip->suspend_mem == NULL)
2586 snd_printk(KERN_WARNING "can't allocate apm buffer\n");
2587 else
2588 snd_card_set_pm_callback(card, m3_suspend, m3_resume, chip);
2589#endif
2590
2591 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2592 snd_m3_free(chip);
2593 return err;
2594 }
2595
2596 if ((err = snd_m3_mixer(chip)) < 0)
2597 return err;
2598
2599 for (i = 0; i < chip->num_substreams; i++) {
2600 m3_dma_t *s = &chip->substreams[i];
2601 s->chip = chip;
2602 if ((err = snd_m3_assp_client_init(chip, s, i)) < 0)
2603 return err;
2604 }
2605
2606 if ((err = snd_m3_pcm(chip, 0)) < 0)
2607 return err;
2608
2609 snd_m3_enable_ints(chip);
2610 snd_m3_assp_continue(chip);
2611
2612 snd_card_set_dev(card, &pci->dev);
2613
2614 *chip_ret = chip;
2615
2616 return 0;
2617}
2618
2619/*
2620 */
2621static int __devinit
2622snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2623{
2624 static int dev;
2625 snd_card_t *card;
2626 m3_t *chip;
2627 int err;
2628
2629 /* don't pick up modems */
2630 if (((pci->class >> 8) & 0xffff) != PCI_CLASS_MULTIMEDIA_AUDIO)
2631 return -ENODEV;
2632
2633 if (dev >= SNDRV_CARDS)
2634 return -ENODEV;
2635 if (!enable[dev]) {
2636 dev++;
2637 return -ENOENT;
2638 }
2639
2640 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2641 if (card == NULL)
2642 return -ENOMEM;
2643
2644 switch (pci->device) {
2645 case PCI_DEVICE_ID_ESS_ALLEGRO:
2646 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2647 strcpy(card->driver, "Allegro");
2648 break;
2649 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2650 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2651 strcpy(card->driver, "Canyon3D-2");
2652 break;
2653 default:
2654 strcpy(card->driver, "Maestro3");
2655 break;
2656 }
2657
2658 if ((err = snd_m3_create(card, pci,
2659 external_amp[dev],
2660 amp_gpio[dev],
2661 &chip)) < 0) {
2662 snd_card_free(card);
2663 return err;
2664 }
2665
2666 sprintf(card->shortname, "ESS %s PCI", card->driver);
2667 sprintf(card->longname, "%s at 0x%lx, irq %d",
2668 card->shortname, chip->iobase, chip->irq);
2669
2670 if ((err = snd_card_register(card)) < 0) {
2671 snd_card_free(card);
2672 return err;
2673 }
2674
2675#if 0 /* TODO: not supported yet */
2676 /* TODO enable midi irq and i/o */
2677 err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
2678 chip->iobase + MPU401_DATA_PORT, 1,
2679 chip->irq, 0, &chip->rmidi);
2680 if (err < 0)
2681 printk(KERN_WARNING "maestro3: no midi support.\n");
2682#endif
2683
2684 pci_set_drvdata(pci, card);
2685 dev++;
2686 return 0;
2687}
2688
2689static void __devexit snd_m3_remove(struct pci_dev *pci)
2690{
2691 snd_card_free(pci_get_drvdata(pci));
2692 pci_set_drvdata(pci, NULL);
2693}
2694
2695static struct pci_driver driver = {
2696 .name = "Maestro3",
2697 .id_table = snd_m3_ids,
2698 .probe = snd_m3_probe,
2699 .remove = __devexit_p(snd_m3_remove),
2700 SND_PCI_PM_CALLBACKS
2701};
2702
2703static int __init alsa_card_m3_init(void)
2704{
2705 return pci_module_init(&driver);
2706}
2707
2708static void __exit alsa_card_m3_exit(void)
2709{
2710 pci_unregister_driver(&driver);
2711}
2712
2713module_init(alsa_card_m3_init)
2714module_exit(alsa_card_m3_exit)