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module: Convert symbol namespace to string literal
[linux.git] / sound / pci / maestro3.c
blobf4d211970d7ec98bb626f1187edc8842c44c13ae
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Driver for ESS Maestro3/Allegro (ES1988) soundcards.
4 * Copyright (c) 2000 by Zach Brown <zab@zabbo.net>
5 * Takashi Iwai <tiwai@suse.de>
6 *
7 * Most of the hardware init stuffs are based on maestro3 driver for
8 * OSS/Free by Zach Brown. Many thanks to Zach!
9 *
10 * ChangeLog:
11 * Aug. 27, 2001
12 * - Fixed deadlock on capture
13 * - Added Canyon3D-2 support by Rob Riggs <rob@pangalactic.org>
14 */
15
16 #define CARD_NAME "ESS Maestro3/Allegro/Canyon3D-2"
17 #define DRIVER_NAME "Maestro3"
18
19 #include <linux/io.h>
20 #include <linux/delay.h>
21 #include <linux/interrupt.h>
22 #include <linux/init.h>
23 #include <linux/pci.h>
24 #include <linux/dma-mapping.h>
25 #include <linux/slab.h>
26 #include <linux/vmalloc.h>
27 #include <linux/module.h>
28 #include <linux/firmware.h>
29 #include <linux/input.h>
30 #include <sound/core.h>
31 #include <sound/info.h>
32 #include <sound/control.h>
33 #include <sound/pcm.h>
34 #include <sound/mpu401.h>
35 #include <sound/ac97_codec.h>
36 #include <sound/initval.h>
37 #include <asm/byteorder.h>
38
39 MODULE_AUTHOR("Zach Brown <zab@zabbo.net>, Takashi Iwai <tiwai@suse.de>");
40 MODULE_DESCRIPTION("ESS Maestro3 PCI");
41 MODULE_LICENSE("GPL");
42 MODULE_FIRMWARE("ess/maestro3_assp_kernel.fw");
43 MODULE_FIRMWARE("ess/maestro3_assp_minisrc.fw");
44
45 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
46 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
47 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* all enabled */
48 static bool external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
49 static int amp_gpio[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
50
51 module_param_array(index, int, NULL, 0444);
52 MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
53 module_param_array(id, charp, NULL, 0444);
54 MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
55 module_param_array(enable, bool, NULL, 0444);
56 MODULE_PARM_DESC(enable, "Enable this soundcard.");
57 module_param_array(external_amp, bool, NULL, 0444);
58 MODULE_PARM_DESC(external_amp, "Enable external amp for " CARD_NAME " soundcard.");
59 module_param_array(amp_gpio, int, NULL, 0444);
60 MODULE_PARM_DESC(amp_gpio, "GPIO pin number for external amp. (default = -1)");
61
62 #define MAX_PLAYBACKS 2
63 #define MAX_CAPTURES 1
64 #define NR_DSPS (MAX_PLAYBACKS + MAX_CAPTURES)
65
66
67 /*
68 * maestro3 registers
69 */
70
71 /* Allegro PCI configuration registers */
72 #define PCI_LEGACY_AUDIO_CTRL 0x40
73 #define SOUND_BLASTER_ENABLE 0x00000001
74 #define FM_SYNTHESIS_ENABLE 0x00000002
75 #define GAME_PORT_ENABLE 0x00000004
76 #define MPU401_IO_ENABLE 0x00000008
77 #define MPU401_IRQ_ENABLE 0x00000010
78 #define ALIAS_10BIT_IO 0x00000020
79 #define SB_DMA_MASK 0x000000C0
80 #define SB_DMA_0 0x00000040
81 #define SB_DMA_1 0x00000040
82 #define SB_DMA_R 0x00000080
83 #define SB_DMA_3 0x000000C0
84 #define SB_IRQ_MASK 0x00000700
85 #define SB_IRQ_5 0x00000000
86 #define SB_IRQ_7 0x00000100
87 #define SB_IRQ_9 0x00000200
88 #define SB_IRQ_10 0x00000300
89 #define MIDI_IRQ_MASK 0x00003800
90 #define SERIAL_IRQ_ENABLE 0x00004000
91 #define DISABLE_LEGACY 0x00008000
92
93 #define PCI_ALLEGRO_CONFIG 0x50
94 #define SB_ADDR_240 0x00000004
95 #define MPU_ADDR_MASK 0x00000018
96 #define MPU_ADDR_330 0x00000000
97 #define MPU_ADDR_300 0x00000008
98 #define MPU_ADDR_320 0x00000010
99 #define MPU_ADDR_340 0x00000018
100 #define USE_PCI_TIMING 0x00000040
101 #define POSTED_WRITE_ENABLE 0x00000080
102 #define DMA_POLICY_MASK 0x00000700
103 #define DMA_DDMA 0x00000000
104 #define DMA_TDMA 0x00000100
105 #define DMA_PCPCI 0x00000200
106 #define DMA_WBDMA16 0x00000400
107 #define DMA_WBDMA4 0x00000500
108 #define DMA_WBDMA2 0x00000600
109 #define DMA_WBDMA1 0x00000700
110 #define DMA_SAFE_GUARD 0x00000800
111 #define HI_PERF_GP_ENABLE 0x00001000
112 #define PIC_SNOOP_MODE_0 0x00002000
113 #define PIC_SNOOP_MODE_1 0x00004000
114 #define SOUNDBLASTER_IRQ_MASK 0x00008000
115 #define RING_IN_ENABLE 0x00010000
116 #define SPDIF_TEST_MODE 0x00020000
117 #define CLK_MULT_MODE_SELECT_2 0x00040000
118 #define EEPROM_WRITE_ENABLE 0x00080000
119 #define CODEC_DIR_IN 0x00100000
120 #define HV_BUTTON_FROM_GD 0x00200000
121 #define REDUCED_DEBOUNCE 0x00400000
122 #define HV_CTRL_ENABLE 0x00800000
123 #define SPDIF_ENABLE 0x01000000
124 #define CLK_DIV_SELECT 0x06000000
125 #define CLK_DIV_BY_48 0x00000000
126 #define CLK_DIV_BY_49 0x02000000
127 #define CLK_DIV_BY_50 0x04000000
128 #define CLK_DIV_RESERVED 0x06000000
129 #define PM_CTRL_ENABLE 0x08000000
130 #define CLK_MULT_MODE_SELECT 0x30000000
131 #define CLK_MULT_MODE_SHIFT 28
132 #define CLK_MULT_MODE_0 0x00000000
133 #define CLK_MULT_MODE_1 0x10000000
134 #define CLK_MULT_MODE_2 0x20000000
135 #define CLK_MULT_MODE_3 0x30000000
136 #define INT_CLK_SELECT 0x40000000
137 #define INT_CLK_MULT_RESET 0x80000000
138
139 /* M3 */
140 #define INT_CLK_SRC_NOT_PCI 0x00100000
141 #define INT_CLK_MULT_ENABLE 0x80000000
142
143 #define PCI_ACPI_CONTROL 0x54
144 #define PCI_ACPI_D0 0x00000000
145 #define PCI_ACPI_D1 0xB4F70000
146 #define PCI_ACPI_D2 0xB4F7B4F7
147
148 #define PCI_USER_CONFIG 0x58
149 #define EXT_PCI_MASTER_ENABLE 0x00000001
150 #define SPDIF_OUT_SELECT 0x00000002
151 #define TEST_PIN_DIR_CTRL 0x00000004
152 #define AC97_CODEC_TEST 0x00000020
153 #define TRI_STATE_BUFFER 0x00000080
154 #define IN_CLK_12MHZ_SELECT 0x00000100
155 #define MULTI_FUNC_DISABLE 0x00000200
156 #define EXT_MASTER_PAIR_SEL 0x00000400
157 #define PCI_MASTER_SUPPORT 0x00000800
158 #define STOP_CLOCK_ENABLE 0x00001000
159 #define EAPD_DRIVE_ENABLE 0x00002000
160 #define REQ_TRI_STATE_ENABLE 0x00004000
161 #define REQ_LOW_ENABLE 0x00008000
162 #define MIDI_1_ENABLE 0x00010000
163 #define MIDI_2_ENABLE 0x00020000
164 #define SB_AUDIO_SYNC 0x00040000
165 #define HV_CTRL_TEST 0x00100000
166 #define SOUNDBLASTER_TEST 0x00400000
167
168 #define PCI_USER_CONFIG_C 0x5C
169
170 #define PCI_DDMA_CTRL 0x60
171 #define DDMA_ENABLE 0x00000001
172
173
174 /* Allegro registers */
175 #define HOST_INT_CTRL 0x18
176 #define SB_INT_ENABLE 0x0001
177 #define MPU401_INT_ENABLE 0x0002
178 #define ASSP_INT_ENABLE 0x0010
179 #define RING_INT_ENABLE 0x0020
180 #define HV_INT_ENABLE 0x0040
181 #define CLKRUN_GEN_ENABLE 0x0100
182 #define HV_CTRL_TO_PME 0x0400
183 #define SOFTWARE_RESET_ENABLE 0x8000
184
185 /*
186 * should be using the above defines, probably.
187 */
188 #define REGB_ENABLE_RESET 0x01
189 #define REGB_STOP_CLOCK 0x10
190
191 #define HOST_INT_STATUS 0x1A
192 #define SB_INT_PENDING 0x01
193 #define MPU401_INT_PENDING 0x02
194 #define ASSP_INT_PENDING 0x10
195 #define RING_INT_PENDING 0x20
196 #define HV_INT_PENDING 0x40
197
198 #define HARDWARE_VOL_CTRL 0x1B
199 #define SHADOW_MIX_REG_VOICE 0x1C
200 #define HW_VOL_COUNTER_VOICE 0x1D
201 #define SHADOW_MIX_REG_MASTER 0x1E
202 #define HW_VOL_COUNTER_MASTER 0x1F
203
204 #define CODEC_COMMAND 0x30
205 #define CODEC_READ_B 0x80
206
207 #define CODEC_STATUS 0x30
208 #define CODEC_BUSY_B 0x01
209
210 #define CODEC_DATA 0x32
211
212 #define RING_BUS_CTRL_A 0x36
213 #define RAC_PME_ENABLE 0x0100
214 #define RAC_SDFS_ENABLE 0x0200
215 #define LAC_PME_ENABLE 0x0400
216 #define LAC_SDFS_ENABLE 0x0800
217 #define SERIAL_AC_LINK_ENABLE 0x1000
218 #define IO_SRAM_ENABLE 0x2000
219 #define IIS_INPUT_ENABLE 0x8000
220
221 #define RING_BUS_CTRL_B 0x38
222 #define SECOND_CODEC_ID_MASK 0x0003
223 #define SPDIF_FUNC_ENABLE 0x0010
224 #define SECOND_AC_ENABLE 0x0020
225 #define SB_MODULE_INTF_ENABLE 0x0040
226 #define SSPE_ENABLE 0x0040
227 #define M3I_DOCK_ENABLE 0x0080
228
229 #define SDO_OUT_DEST_CTRL 0x3A
230 #define COMMAND_ADDR_OUT 0x0003
231 #define PCM_LR_OUT_LOCAL 0x0000
232 #define PCM_LR_OUT_REMOTE 0x0004
233 #define PCM_LR_OUT_MUTE 0x0008
234 #define PCM_LR_OUT_BOTH 0x000C
235 #define LINE1_DAC_OUT_LOCAL 0x0000
236 #define LINE1_DAC_OUT_REMOTE 0x0010
237 #define LINE1_DAC_OUT_MUTE 0x0020
238 #define LINE1_DAC_OUT_BOTH 0x0030
239 #define PCM_CLS_OUT_LOCAL 0x0000
240 #define PCM_CLS_OUT_REMOTE 0x0040
241 #define PCM_CLS_OUT_MUTE 0x0080
242 #define PCM_CLS_OUT_BOTH 0x00C0
243 #define PCM_RLF_OUT_LOCAL 0x0000
244 #define PCM_RLF_OUT_REMOTE 0x0100
245 #define PCM_RLF_OUT_MUTE 0x0200
246 #define PCM_RLF_OUT_BOTH 0x0300
247 #define LINE2_DAC_OUT_LOCAL 0x0000
248 #define LINE2_DAC_OUT_REMOTE 0x0400
249 #define LINE2_DAC_OUT_MUTE 0x0800
250 #define LINE2_DAC_OUT_BOTH 0x0C00
251 #define HANDSET_OUT_LOCAL 0x0000
252 #define HANDSET_OUT_REMOTE 0x1000
253 #define HANDSET_OUT_MUTE 0x2000
254 #define HANDSET_OUT_BOTH 0x3000
255 #define IO_CTRL_OUT_LOCAL 0x0000
256 #define IO_CTRL_OUT_REMOTE 0x4000
257 #define IO_CTRL_OUT_MUTE 0x8000
258 #define IO_CTRL_OUT_BOTH 0xC000
259
260 #define SDO_IN_DEST_CTRL 0x3C
261 #define STATUS_ADDR_IN 0x0003
262 #define PCM_LR_IN_LOCAL 0x0000
263 #define PCM_LR_IN_REMOTE 0x0004
264 #define PCM_LR_RESERVED 0x0008
265 #define PCM_LR_IN_BOTH 0x000C
266 #define LINE1_ADC_IN_LOCAL 0x0000
267 #define LINE1_ADC_IN_REMOTE 0x0010
268 #define LINE1_ADC_IN_MUTE 0x0020
269 #define MIC_ADC_IN_LOCAL 0x0000
270 #define MIC_ADC_IN_REMOTE 0x0040
271 #define MIC_ADC_IN_MUTE 0x0080
272 #define LINE2_DAC_IN_LOCAL 0x0000
273 #define LINE2_DAC_IN_REMOTE 0x0400
274 #define LINE2_DAC_IN_MUTE 0x0800
275 #define HANDSET_IN_LOCAL 0x0000
276 #define HANDSET_IN_REMOTE 0x1000
277 #define HANDSET_IN_MUTE 0x2000
278 #define IO_STATUS_IN_LOCAL 0x0000
279 #define IO_STATUS_IN_REMOTE 0x4000
280
281 #define SPDIF_IN_CTRL 0x3E
282 #define SPDIF_IN_ENABLE 0x0001
283
284 #define GPIO_DATA 0x60
285 #define GPIO_DATA_MASK 0x0FFF
286 #define GPIO_HV_STATUS 0x3000
287 #define GPIO_PME_STATUS 0x4000
288
289 #define GPIO_MASK 0x64
290 #define GPIO_DIRECTION 0x68
291 #define GPO_PRIMARY_AC97 0x0001
292 #define GPI_LINEOUT_SENSE 0x0004
293 #define GPO_SECONDARY_AC97 0x0008
294 #define GPI_VOL_DOWN 0x0010
295 #define GPI_VOL_UP 0x0020
296 #define GPI_IIS_CLK 0x0040
297 #define GPI_IIS_LRCLK 0x0080
298 #define GPI_IIS_DATA 0x0100
299 #define GPI_DOCKING_STATUS 0x0100
300 #define GPI_HEADPHONE_SENSE 0x0200
301 #define GPO_EXT_AMP_SHUTDOWN 0x1000
302
303 #define GPO_EXT_AMP_M3 1 /* default m3 amp */
304 #define GPO_EXT_AMP_ALLEGRO 8 /* default allegro amp */
305
306 /* M3 */
307 #define GPO_M3_EXT_AMP_SHUTDN 0x0002
308
309 #define ASSP_INDEX_PORT 0x80
310 #define ASSP_MEMORY_PORT 0x82
311 #define ASSP_DATA_PORT 0x84
312
313 #define MPU401_DATA_PORT 0x98
314 #define MPU401_STATUS_PORT 0x99
315
316 #define CLK_MULT_DATA_PORT 0x9C
317
318 #define ASSP_CONTROL_A 0xA2
319 #define ASSP_0_WS_ENABLE 0x01
320 #define ASSP_CTRL_A_RESERVED1 0x02
321 #define ASSP_CTRL_A_RESERVED2 0x04
322 #define ASSP_CLK_49MHZ_SELECT 0x08
323 #define FAST_PLU_ENABLE 0x10
324 #define ASSP_CTRL_A_RESERVED3 0x20
325 #define DSP_CLK_36MHZ_SELECT 0x40
326
327 #define ASSP_CONTROL_B 0xA4
328 #define RESET_ASSP 0x00
329 #define RUN_ASSP 0x01
330 #define ENABLE_ASSP_CLOCK 0x00
331 #define STOP_ASSP_CLOCK 0x10
332 #define RESET_TOGGLE 0x40
333
334 #define ASSP_CONTROL_C 0xA6
335 #define ASSP_HOST_INT_ENABLE 0x01
336 #define FM_ADDR_REMAP_DISABLE 0x02
337 #define HOST_WRITE_PORT_ENABLE 0x08
338
339 #define ASSP_HOST_INT_STATUS 0xAC
340 #define DSP2HOST_REQ_PIORECORD 0x01
341 #define DSP2HOST_REQ_I2SRATE 0x02
342 #define DSP2HOST_REQ_TIMER 0x04
343
344 /*
345 * ASSP control regs
346 */
347 #define DSP_PORT_TIMER_COUNT 0x06
348
349 #define DSP_PORT_MEMORY_INDEX 0x80
350
351 #define DSP_PORT_MEMORY_TYPE 0x82
352 #define MEMTYPE_INTERNAL_CODE 0x0002
353 #define MEMTYPE_INTERNAL_DATA 0x0003
354 #define MEMTYPE_MASK 0x0003
355
356 #define DSP_PORT_MEMORY_DATA 0x84
357
358 #define DSP_PORT_CONTROL_REG_A 0xA2
359 #define DSP_PORT_CONTROL_REG_B 0xA4
360 #define DSP_PORT_CONTROL_REG_C 0xA6
361
362 #define REV_A_CODE_MEMORY_BEGIN 0x0000
363 #define REV_A_CODE_MEMORY_END 0x0FFF
364 #define REV_A_CODE_MEMORY_UNIT_LENGTH 0x0040
365 #define REV_A_CODE_MEMORY_LENGTH (REV_A_CODE_MEMORY_END - REV_A_CODE_MEMORY_BEGIN + 1)
366
367 #define REV_B_CODE_MEMORY_BEGIN 0x0000
368 #define REV_B_CODE_MEMORY_END 0x0BFF
369 #define REV_B_CODE_MEMORY_UNIT_LENGTH 0x0040
370 #define REV_B_CODE_MEMORY_LENGTH (REV_B_CODE_MEMORY_END - REV_B_CODE_MEMORY_BEGIN + 1)
371
372 #define REV_A_DATA_MEMORY_BEGIN 0x1000
373 #define REV_A_DATA_MEMORY_END 0x2FFF
374 #define REV_A_DATA_MEMORY_UNIT_LENGTH 0x0080
375 #define REV_A_DATA_MEMORY_LENGTH (REV_A_DATA_MEMORY_END - REV_A_DATA_MEMORY_BEGIN + 1)
376
377 #define REV_B_DATA_MEMORY_BEGIN 0x1000
378 #define REV_B_DATA_MEMORY_END 0x2BFF
379 #define REV_B_DATA_MEMORY_UNIT_LENGTH 0x0080
380 #define REV_B_DATA_MEMORY_LENGTH (REV_B_DATA_MEMORY_END - REV_B_DATA_MEMORY_BEGIN + 1)
381
382
383 #define NUM_UNITS_KERNEL_CODE 16
384 #define NUM_UNITS_KERNEL_DATA 2
385
386 #define NUM_UNITS_KERNEL_CODE_WITH_HSP 16
387 #define NUM_UNITS_KERNEL_DATA_WITH_HSP 5
388
389 /*
390 * Kernel data layout
391 */
392
393 #define DP_SHIFT_COUNT 7
394
395 #define KDATA_BASE_ADDR 0x1000
396 #define KDATA_BASE_ADDR2 0x1080
397
398 #define KDATA_TASK0 (KDATA_BASE_ADDR + 0x0000)
399 #define KDATA_TASK1 (KDATA_BASE_ADDR + 0x0001)
400 #define KDATA_TASK2 (KDATA_BASE_ADDR + 0x0002)
401 #define KDATA_TASK3 (KDATA_BASE_ADDR + 0x0003)
402 #define KDATA_TASK4 (KDATA_BASE_ADDR + 0x0004)
403 #define KDATA_TASK5 (KDATA_BASE_ADDR + 0x0005)
404 #define KDATA_TASK6 (KDATA_BASE_ADDR + 0x0006)
405 #define KDATA_TASK7 (KDATA_BASE_ADDR + 0x0007)
406 #define KDATA_TASK_ENDMARK (KDATA_BASE_ADDR + 0x0008)
407
408 #define KDATA_CURRENT_TASK (KDATA_BASE_ADDR + 0x0009)
409 #define KDATA_TASK_SWITCH (KDATA_BASE_ADDR + 0x000A)
410
411 #define KDATA_INSTANCE0_POS3D (KDATA_BASE_ADDR + 0x000B)
412 #define KDATA_INSTANCE1_POS3D (KDATA_BASE_ADDR + 0x000C)
413 #define KDATA_INSTANCE2_POS3D (KDATA_BASE_ADDR + 0x000D)
414 #define KDATA_INSTANCE3_POS3D (KDATA_BASE_ADDR + 0x000E)
415 #define KDATA_INSTANCE4_POS3D (KDATA_BASE_ADDR + 0x000F)
416 #define KDATA_INSTANCE5_POS3D (KDATA_BASE_ADDR + 0x0010)
417 #define KDATA_INSTANCE6_POS3D (KDATA_BASE_ADDR + 0x0011)
418 #define KDATA_INSTANCE7_POS3D (KDATA_BASE_ADDR + 0x0012)
419 #define KDATA_INSTANCE8_POS3D (KDATA_BASE_ADDR + 0x0013)
420 #define KDATA_INSTANCE_POS3D_ENDMARK (KDATA_BASE_ADDR + 0x0014)
421
422 #define KDATA_INSTANCE0_SPKVIRT (KDATA_BASE_ADDR + 0x0015)
423 #define KDATA_INSTANCE_SPKVIRT_ENDMARK (KDATA_BASE_ADDR + 0x0016)
424
425 #define KDATA_INSTANCE0_SPDIF (KDATA_BASE_ADDR + 0x0017)
426 #define KDATA_INSTANCE_SPDIF_ENDMARK (KDATA_BASE_ADDR + 0x0018)
427
428 #define KDATA_INSTANCE0_MODEM (KDATA_BASE_ADDR + 0x0019)
429 #define KDATA_INSTANCE_MODEM_ENDMARK (KDATA_BASE_ADDR + 0x001A)
430
431 #define KDATA_INSTANCE0_SRC (KDATA_BASE_ADDR + 0x001B)
432 #define KDATA_INSTANCE1_SRC (KDATA_BASE_ADDR + 0x001C)
433 #define KDATA_INSTANCE_SRC_ENDMARK (KDATA_BASE_ADDR + 0x001D)
434
435 #define KDATA_INSTANCE0_MINISRC (KDATA_BASE_ADDR + 0x001E)
436 #define KDATA_INSTANCE1_MINISRC (KDATA_BASE_ADDR + 0x001F)
437 #define KDATA_INSTANCE2_MINISRC (KDATA_BASE_ADDR + 0x0020)
438 #define KDATA_INSTANCE3_MINISRC (KDATA_BASE_ADDR + 0x0021)
439 #define KDATA_INSTANCE_MINISRC_ENDMARK (KDATA_BASE_ADDR + 0x0022)
440
441 #define KDATA_INSTANCE0_CPYTHRU (KDATA_BASE_ADDR + 0x0023)
442 #define KDATA_INSTANCE1_CPYTHRU (KDATA_BASE_ADDR + 0x0024)
443 #define KDATA_INSTANCE_CPYTHRU_ENDMARK (KDATA_BASE_ADDR + 0x0025)
444
445 #define KDATA_CURRENT_DMA (KDATA_BASE_ADDR + 0x0026)
446 #define KDATA_DMA_SWITCH (KDATA_BASE_ADDR + 0x0027)
447 #define KDATA_DMA_ACTIVE (KDATA_BASE_ADDR + 0x0028)
448
449 #define KDATA_DMA_XFER0 (KDATA_BASE_ADDR + 0x0029)
450 #define KDATA_DMA_XFER1 (KDATA_BASE_ADDR + 0x002A)
451 #define KDATA_DMA_XFER2 (KDATA_BASE_ADDR + 0x002B)
452 #define KDATA_DMA_XFER3 (KDATA_BASE_ADDR + 0x002C)
453 #define KDATA_DMA_XFER4 (KDATA_BASE_ADDR + 0x002D)
454 #define KDATA_DMA_XFER5 (KDATA_BASE_ADDR + 0x002E)
455 #define KDATA_DMA_XFER6 (KDATA_BASE_ADDR + 0x002F)
456 #define KDATA_DMA_XFER7 (KDATA_BASE_ADDR + 0x0030)
457 #define KDATA_DMA_XFER8 (KDATA_BASE_ADDR + 0x0031)
458 #define KDATA_DMA_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0032)
459
460 #define KDATA_I2S_SAMPLE_COUNT (KDATA_BASE_ADDR + 0x0033)
461 #define KDATA_I2S_INT_METER (KDATA_BASE_ADDR + 0x0034)
462 #define KDATA_I2S_ACTIVE (KDATA_BASE_ADDR + 0x0035)
463
464 #define KDATA_TIMER_COUNT_RELOAD (KDATA_BASE_ADDR + 0x0036)
465 #define KDATA_TIMER_COUNT_CURRENT (KDATA_BASE_ADDR + 0x0037)
466
467 #define KDATA_HALT_SYNCH_CLIENT (KDATA_BASE_ADDR + 0x0038)
468 #define KDATA_HALT_SYNCH_DMA (KDATA_BASE_ADDR + 0x0039)
469 #define KDATA_HALT_ACKNOWLEDGE (KDATA_BASE_ADDR + 0x003A)
470
471 #define KDATA_ADC1_XFER0 (KDATA_BASE_ADDR + 0x003B)
472 #define KDATA_ADC1_XFER_ENDMARK (KDATA_BASE_ADDR + 0x003C)
473 #define KDATA_ADC1_LEFT_VOLUME (KDATA_BASE_ADDR + 0x003D)
474 #define KDATA_ADC1_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x003E)
475 #define KDATA_ADC1_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x003F)
476 #define KDATA_ADC1_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0040)
477
478 #define KDATA_ADC2_XFER0 (KDATA_BASE_ADDR + 0x0041)
479 #define KDATA_ADC2_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0042)
480 #define KDATA_ADC2_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0043)
481 #define KDATA_ADC2_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x0044)
482 #define KDATA_ADC2_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x0045)
483 #define KDATA_ADC2_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x0046)
484
485 #define KDATA_CD_XFER0 (KDATA_BASE_ADDR + 0x0047)
486 #define KDATA_CD_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0048)
487 #define KDATA_CD_LEFT_VOLUME (KDATA_BASE_ADDR + 0x0049)
488 #define KDATA_CD_RIGHT_VOLUME (KDATA_BASE_ADDR + 0x004A)
489 #define KDATA_CD_LEFT_SUR_VOL (KDATA_BASE_ADDR + 0x004B)
490 #define KDATA_CD_RIGHT_SUR_VOL (KDATA_BASE_ADDR + 0x004C)
491
492 #define KDATA_MIC_XFER0 (KDATA_BASE_ADDR + 0x004D)
493 #define KDATA_MIC_XFER_ENDMARK (KDATA_BASE_ADDR + 0x004E)
494 #define KDATA_MIC_VOLUME (KDATA_BASE_ADDR + 0x004F)
495 #define KDATA_MIC_SUR_VOL (KDATA_BASE_ADDR + 0x0050)
496
497 #define KDATA_I2S_XFER0 (KDATA_BASE_ADDR + 0x0051)
498 #define KDATA_I2S_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0052)
499
500 #define KDATA_CHI_XFER0 (KDATA_BASE_ADDR + 0x0053)
501 #define KDATA_CHI_XFER_ENDMARK (KDATA_BASE_ADDR + 0x0054)
502
503 #define KDATA_SPDIF_XFER (KDATA_BASE_ADDR + 0x0055)
504 #define KDATA_SPDIF_CURRENT_FRAME (KDATA_BASE_ADDR + 0x0056)
505 #define KDATA_SPDIF_FRAME0 (KDATA_BASE_ADDR + 0x0057)
506 #define KDATA_SPDIF_FRAME1 (KDATA_BASE_ADDR + 0x0058)
507 #define KDATA_SPDIF_FRAME2 (KDATA_BASE_ADDR + 0x0059)
508
509 #define KDATA_SPDIF_REQUEST (KDATA_BASE_ADDR + 0x005A)
510 #define KDATA_SPDIF_TEMP (KDATA_BASE_ADDR + 0x005B)
511
512 #define KDATA_SPDIFIN_XFER0 (KDATA_BASE_ADDR + 0x005C)
513 #define KDATA_SPDIFIN_XFER_ENDMARK (KDATA_BASE_ADDR + 0x005D)
514 #define KDATA_SPDIFIN_INT_METER (KDATA_BASE_ADDR + 0x005E)
515
516 #define KDATA_DSP_RESET_COUNT (KDATA_BASE_ADDR + 0x005F)
517 #define KDATA_DEBUG_OUTPUT (KDATA_BASE_ADDR + 0x0060)
518
519 #define KDATA_KERNEL_ISR_LIST (KDATA_BASE_ADDR + 0x0061)
520
521 #define KDATA_KERNEL_ISR_CBSR1 (KDATA_BASE_ADDR + 0x0062)
522 #define KDATA_KERNEL_ISR_CBER1 (KDATA_BASE_ADDR + 0x0063)
523 #define KDATA_KERNEL_ISR_CBCR (KDATA_BASE_ADDR + 0x0064)
524 #define KDATA_KERNEL_ISR_AR0 (KDATA_BASE_ADDR + 0x0065)
525 #define KDATA_KERNEL_ISR_AR1 (KDATA_BASE_ADDR + 0x0066)
526 #define KDATA_KERNEL_ISR_AR2 (KDATA_BASE_ADDR + 0x0067)
527 #define KDATA_KERNEL_ISR_AR3 (KDATA_BASE_ADDR + 0x0068)
528 #define KDATA_KERNEL_ISR_AR4 (KDATA_BASE_ADDR + 0x0069)
529 #define KDATA_KERNEL_ISR_AR5 (KDATA_BASE_ADDR + 0x006A)
530 #define KDATA_KERNEL_ISR_BRCR (KDATA_BASE_ADDR + 0x006B)
531 #define KDATA_KERNEL_ISR_PASR (KDATA_BASE_ADDR + 0x006C)
532 #define KDATA_KERNEL_ISR_PAER (KDATA_BASE_ADDR + 0x006D)
533
534 #define KDATA_CLIENT_SCRATCH0 (KDATA_BASE_ADDR + 0x006E)
535 #define KDATA_CLIENT_SCRATCH1 (KDATA_BASE_ADDR + 0x006F)
536 #define KDATA_KERNEL_SCRATCH (KDATA_BASE_ADDR + 0x0070)
537 #define KDATA_KERNEL_ISR_SCRATCH (KDATA_BASE_ADDR + 0x0071)
538
539 #define KDATA_OUEUE_LEFT (KDATA_BASE_ADDR + 0x0072)
540 #define KDATA_QUEUE_RIGHT (KDATA_BASE_ADDR + 0x0073)
541
542 #define KDATA_ADC1_REQUEST (KDATA_BASE_ADDR + 0x0074)
543 #define KDATA_ADC2_REQUEST (KDATA_BASE_ADDR + 0x0075)
544 #define KDATA_CD_REQUEST (KDATA_BASE_ADDR + 0x0076)
545 #define KDATA_MIC_REQUEST (KDATA_BASE_ADDR + 0x0077)
546
547 #define KDATA_ADC1_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0078)
548 #define KDATA_ADC2_MIXER_REQUEST (KDATA_BASE_ADDR + 0x0079)
549 #define KDATA_CD_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007A)
550 #define KDATA_MIC_MIXER_REQUEST (KDATA_BASE_ADDR + 0x007B)
551 #define KDATA_MIC_SYNC_COUNTER (KDATA_BASE_ADDR + 0x007C)
552
553 /*
554 * second 'segment' (?) reserved for mixer
555 * buffers..
556 */
557
558 #define KDATA_MIXER_WORD0 (KDATA_BASE_ADDR2 + 0x0000)
559 #define KDATA_MIXER_WORD1 (KDATA_BASE_ADDR2 + 0x0001)
560 #define KDATA_MIXER_WORD2 (KDATA_BASE_ADDR2 + 0x0002)
561 #define KDATA_MIXER_WORD3 (KDATA_BASE_ADDR2 + 0x0003)
562 #define KDATA_MIXER_WORD4 (KDATA_BASE_ADDR2 + 0x0004)
563 #define KDATA_MIXER_WORD5 (KDATA_BASE_ADDR2 + 0x0005)
564 #define KDATA_MIXER_WORD6 (KDATA_BASE_ADDR2 + 0x0006)
565 #define KDATA_MIXER_WORD7 (KDATA_BASE_ADDR2 + 0x0007)
566 #define KDATA_MIXER_WORD8 (KDATA_BASE_ADDR2 + 0x0008)
567 #define KDATA_MIXER_WORD9 (KDATA_BASE_ADDR2 + 0x0009)
568 #define KDATA_MIXER_WORDA (KDATA_BASE_ADDR2 + 0x000A)
569 #define KDATA_MIXER_WORDB (KDATA_BASE_ADDR2 + 0x000B)
570 #define KDATA_MIXER_WORDC (KDATA_BASE_ADDR2 + 0x000C)
571 #define KDATA_MIXER_WORDD (KDATA_BASE_ADDR2 + 0x000D)
572 #define KDATA_MIXER_WORDE (KDATA_BASE_ADDR2 + 0x000E)
573 #define KDATA_MIXER_WORDF (KDATA_BASE_ADDR2 + 0x000F)
574
575 #define KDATA_MIXER_XFER0 (KDATA_BASE_ADDR2 + 0x0010)
576 #define KDATA_MIXER_XFER1 (KDATA_BASE_ADDR2 + 0x0011)
577 #define KDATA_MIXER_XFER2 (KDATA_BASE_ADDR2 + 0x0012)
578 #define KDATA_MIXER_XFER3 (KDATA_BASE_ADDR2 + 0x0013)
579 #define KDATA_MIXER_XFER4 (KDATA_BASE_ADDR2 + 0x0014)
580 #define KDATA_MIXER_XFER5 (KDATA_BASE_ADDR2 + 0x0015)
581 #define KDATA_MIXER_XFER6 (KDATA_BASE_ADDR2 + 0x0016)
582 #define KDATA_MIXER_XFER7 (KDATA_BASE_ADDR2 + 0x0017)
583 #define KDATA_MIXER_XFER8 (KDATA_BASE_ADDR2 + 0x0018)
584 #define KDATA_MIXER_XFER9 (KDATA_BASE_ADDR2 + 0x0019)
585 #define KDATA_MIXER_XFER_ENDMARK (KDATA_BASE_ADDR2 + 0x001A)
586
587 #define KDATA_MIXER_TASK_NUMBER (KDATA_BASE_ADDR2 + 0x001B)
588 #define KDATA_CURRENT_MIXER (KDATA_BASE_ADDR2 + 0x001C)
589 #define KDATA_MIXER_ACTIVE (KDATA_BASE_ADDR2 + 0x001D)
590 #define KDATA_MIXER_BANK_STATUS (KDATA_BASE_ADDR2 + 0x001E)
591 #define KDATA_DAC_LEFT_VOLUME (KDATA_BASE_ADDR2 + 0x001F)
592 #define KDATA_DAC_RIGHT_VOLUME (KDATA_BASE_ADDR2 + 0x0020)
593
594 #define MAX_INSTANCE_MINISRC (KDATA_INSTANCE_MINISRC_ENDMARK - KDATA_INSTANCE0_MINISRC)
595 #define MAX_VIRTUAL_DMA_CHANNELS (KDATA_DMA_XFER_ENDMARK - KDATA_DMA_XFER0)
596 #define MAX_VIRTUAL_MIXER_CHANNELS (KDATA_MIXER_XFER_ENDMARK - KDATA_MIXER_XFER0)
597 #define MAX_VIRTUAL_ADC1_CHANNELS (KDATA_ADC1_XFER_ENDMARK - KDATA_ADC1_XFER0)
598
599 /*
600 * client data area offsets
601 */
602 #define CDATA_INSTANCE_READY 0x00
603
604 #define CDATA_HOST_SRC_ADDRL 0x01
605 #define CDATA_HOST_SRC_ADDRH 0x02
606 #define CDATA_HOST_SRC_END_PLUS_1L 0x03
607 #define CDATA_HOST_SRC_END_PLUS_1H 0x04
608 #define CDATA_HOST_SRC_CURRENTL 0x05
609 #define CDATA_HOST_SRC_CURRENTH 0x06
610
611 #define CDATA_IN_BUF_CONNECT 0x07
612 #define CDATA_OUT_BUF_CONNECT 0x08
613
614 #define CDATA_IN_BUF_BEGIN 0x09
615 #define CDATA_IN_BUF_END_PLUS_1 0x0A
616 #define CDATA_IN_BUF_HEAD 0x0B
617 #define CDATA_IN_BUF_TAIL 0x0C
618 #define CDATA_OUT_BUF_BEGIN 0x0D
619 #define CDATA_OUT_BUF_END_PLUS_1 0x0E
620 #define CDATA_OUT_BUF_HEAD 0x0F
621 #define CDATA_OUT_BUF_TAIL 0x10
622
623 #define CDATA_DMA_CONTROL 0x11
624 #define CDATA_RESERVED 0x12
625
626 #define CDATA_FREQUENCY 0x13
627 #define CDATA_LEFT_VOLUME 0x14
628 #define CDATA_RIGHT_VOLUME 0x15
629 #define CDATA_LEFT_SUR_VOL 0x16
630 #define CDATA_RIGHT_SUR_VOL 0x17
631
632 #define CDATA_HEADER_LEN 0x18
633
634 #define SRC3_DIRECTION_OFFSET CDATA_HEADER_LEN
635 #define SRC3_MODE_OFFSET (CDATA_HEADER_LEN + 1)
636 #define SRC3_WORD_LENGTH_OFFSET (CDATA_HEADER_LEN + 2)
637 #define SRC3_PARAMETER_OFFSET (CDATA_HEADER_LEN + 3)
638 #define SRC3_COEFF_ADDR_OFFSET (CDATA_HEADER_LEN + 8)
639 #define SRC3_FILTAP_ADDR_OFFSET (CDATA_HEADER_LEN + 10)
640 #define SRC3_TEMP_INBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 16)
641 #define SRC3_TEMP_OUTBUF_ADDR_OFFSET (CDATA_HEADER_LEN + 17)
642
643 #define MINISRC_IN_BUFFER_SIZE ( 0x50 * 2 )
644 #define MINISRC_OUT_BUFFER_SIZE ( 0x50 * 2 * 2)
645 #define MINISRC_TMP_BUFFER_SIZE ( 112 + ( MINISRC_BIQUAD_STAGE * 3 + 4 ) * 2 * 2 )
646 #define MINISRC_BIQUAD_STAGE 2
647 #define MINISRC_COEF_LOC 0x175
648
649 #define DMACONTROL_BLOCK_MASK 0x000F
650 #define DMAC_BLOCK0_SELECTOR 0x0000
651 #define DMAC_BLOCK1_SELECTOR 0x0001
652 #define DMAC_BLOCK2_SELECTOR 0x0002
653 #define DMAC_BLOCK3_SELECTOR 0x0003
654 #define DMAC_BLOCK4_SELECTOR 0x0004
655 #define DMAC_BLOCK5_SELECTOR 0x0005
656 #define DMAC_BLOCK6_SELECTOR 0x0006
657 #define DMAC_BLOCK7_SELECTOR 0x0007
658 #define DMAC_BLOCK8_SELECTOR 0x0008
659 #define DMAC_BLOCK9_SELECTOR 0x0009
660 #define DMAC_BLOCKA_SELECTOR 0x000A
661 #define DMAC_BLOCKB_SELECTOR 0x000B
662 #define DMAC_BLOCKC_SELECTOR 0x000C
663 #define DMAC_BLOCKD_SELECTOR 0x000D
664 #define DMAC_BLOCKE_SELECTOR 0x000E
665 #define DMAC_BLOCKF_SELECTOR 0x000F
666 #define DMACONTROL_PAGE_MASK 0x00F0
667 #define DMAC_PAGE0_SELECTOR 0x0030
668 #define DMAC_PAGE1_SELECTOR 0x0020
669 #define DMAC_PAGE2_SELECTOR 0x0010
670 #define DMAC_PAGE3_SELECTOR 0x0000
671 #define DMACONTROL_AUTOREPEAT 0x1000
672 #define DMACONTROL_STOPPED 0x2000
673 #define DMACONTROL_DIRECTION 0x0100
674
675 /*
676 * an arbitrary volume we set the internal
677 * volume settings to so that the ac97 volume
678 * range is a little less insane. 0x7fff is
679 * max.
680 */
681 #define ARB_VOLUME ( 0x6800 )
682
683 /*
684 */
685
686 struct m3_list {
687 int curlen;
688 int mem_addr;
689 int max;
690 };
691
692 struct m3_dma {
693
694 int number;
695 struct snd_pcm_substream *substream;
696
697 struct assp_instance {
698 unsigned short code, data;
699 } inst;
700
701 int running;
702 int opened;
703
704 unsigned long buffer_addr;
705 int dma_size;
706 int period_size;
707 unsigned int hwptr;
708 int count;
709
710 int index[3];
711 struct m3_list *index_list[3];
712
713 int in_lists;
714
715 struct list_head list;
716
717 };
718
719 struct snd_m3 {
720
721 struct snd_card *card;
722
723 unsigned long iobase;
724
725 int irq;
726 unsigned int allegro_flag : 1;
727
728 struct snd_ac97 *ac97;
729
730 struct snd_pcm *pcm;
731
732 struct pci_dev *pci;
733
734 int dacs_active;
735 int timer_users;
736
737 struct m3_list msrc_list;
738 struct m3_list mixer_list;
739 struct m3_list adc1_list;
740 struct m3_list dma_list;
741
742 /* for storing reset state..*/
743 u8 reset_state;
744
745 int external_amp;
746 int amp_gpio; /* gpio pin # for external amp, -1 = default */
747 unsigned int hv_config; /* hardware-volume config bits */
748 unsigned irda_workaround :1; /* avoid to touch 0x10 on GPIO_DIRECTION
749 (e.g. for IrDA on Dell Inspirons) */
750 unsigned is_omnibook :1; /* Do HP OmniBook GPIO magic? */
751
752 /* midi */
753 struct snd_rawmidi *rmidi;
754
755 /* pcm streams */
756 int num_substreams;
757 struct m3_dma *substreams;
758
759 spinlock_t reg_lock;
760
761 #ifdef CONFIG_SND_MAESTRO3_INPUT
762 struct input_dev *input_dev;
763 char phys[64]; /* physical device path */
764 #else
765 struct snd_kcontrol *master_switch;
766 struct snd_kcontrol *master_volume;
767 #endif
768 struct work_struct hwvol_work;
769
770 unsigned int in_suspend;
771
772 u16 *suspend_mem;
773
774 const struct firmware *assp_kernel_image;
775 const struct firmware *assp_minisrc_image;
776 };
777
778 /*
779 * pci ids
780 */
781 static const struct pci_device_id snd_m3_ids[] = {
782 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
783 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
784 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,
785 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
786 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2LE, PCI_ANY_ID, PCI_ANY_ID,
787 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
788 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_CANYON3D_2, PCI_ANY_ID, PCI_ANY_ID,
789 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
790 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3, PCI_ANY_ID, PCI_ANY_ID,
791 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
792 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_1, PCI_ANY_ID, PCI_ANY_ID,
793 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
794 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_HW, PCI_ANY_ID, PCI_ANY_ID,
795 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
796 {PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_MAESTRO3_2, PCI_ANY_ID, PCI_ANY_ID,
797 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
798 {0,},
799 };
800
801 MODULE_DEVICE_TABLE(pci, snd_m3_ids);
802
803 static const struct snd_pci_quirk m3_amp_quirk_list[] = {
804 SND_PCI_QUIRK(0x0E11, 0x0094, "Compaq Evo N600c", 0x0c),
805 SND_PCI_QUIRK(0x10f7, 0x833e, "Panasonic CF-28", 0x0d),
806 SND_PCI_QUIRK(0x10f7, 0x833d, "Panasonic CF-72", 0x0d),
807 SND_PCI_QUIRK(0x1033, 0x80f1, "NEC LM800J/7", 0x03),
808 SND_PCI_QUIRK(0x1509, 0x1740, "LEGEND ZhaoYang 3100CF", 0x03),
809 { } /* END */
810 };
811
812 static const struct snd_pci_quirk m3_irda_quirk_list[] = {
813 SND_PCI_QUIRK(0x1028, 0x00b0, "Dell Inspiron 4000", 1),
814 SND_PCI_QUIRK(0x1028, 0x00a4, "Dell Inspiron 8000", 1),
815 SND_PCI_QUIRK(0x1028, 0x00e6, "Dell Inspiron 8100", 1),
816 { } /* END */
817 };
818
819 /* hardware volume quirks */
820 static const struct snd_pci_quirk m3_hv_quirk_list[] = {
821 /* Allegro chips */
822 SND_PCI_QUIRK(0x0E11, 0x002E, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
823 SND_PCI_QUIRK(0x0E11, 0x0094, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
824 SND_PCI_QUIRK(0x0E11, 0xB112, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
825 SND_PCI_QUIRK(0x0E11, 0xB114, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
826 SND_PCI_QUIRK(0x103C, 0x0012, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
827 SND_PCI_QUIRK(0x103C, 0x0018, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
828 SND_PCI_QUIRK(0x103C, 0x001C, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
829 SND_PCI_QUIRK(0x103C, 0x001D, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
830 SND_PCI_QUIRK(0x103C, 0x001E, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
831 SND_PCI_QUIRK(0x107B, 0x3350, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
832 SND_PCI_QUIRK(0x10F7, 0x8338, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
833 SND_PCI_QUIRK(0x10F7, 0x833C, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
834 SND_PCI_QUIRK(0x10F7, 0x833D, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
835 SND_PCI_QUIRK(0x10F7, 0x833E, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
836 SND_PCI_QUIRK(0x10F7, 0x833F, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
837 SND_PCI_QUIRK(0x13BD, 0x1018, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
838 SND_PCI_QUIRK(0x13BD, 0x1019, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
839 SND_PCI_QUIRK(0x13BD, 0x101A, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
840 SND_PCI_QUIRK(0x14FF, 0x0F03, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
841 SND_PCI_QUIRK(0x14FF, 0x0F04, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
842 SND_PCI_QUIRK(0x14FF, 0x0F05, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
843 SND_PCI_QUIRK(0x156D, 0xB400, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
844 SND_PCI_QUIRK(0x156D, 0xB795, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
845 SND_PCI_QUIRK(0x156D, 0xB797, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
846 SND_PCI_QUIRK(0x156D, 0xC700, NULL, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD),
847 SND_PCI_QUIRK(0x1033, 0x80F1, NULL,
848 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
849 SND_PCI_QUIRK(0x103C, 0x001A, NULL, /* HP OmniBook 6100 */
850 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
851 SND_PCI_QUIRK(0x107B, 0x340A, NULL,
852 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
853 SND_PCI_QUIRK(0x107B, 0x3450, NULL,
854 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
855 SND_PCI_QUIRK(0x109F, 0x3134, NULL,
856 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
857 SND_PCI_QUIRK(0x109F, 0x3161, NULL,
858 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
859 SND_PCI_QUIRK(0x144D, 0x3280, NULL,
860 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
861 SND_PCI_QUIRK(0x144D, 0x3281, NULL,
862 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
863 SND_PCI_QUIRK(0x144D, 0xC002, NULL,
864 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
865 SND_PCI_QUIRK(0x144D, 0xC003, NULL,
866 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
867 SND_PCI_QUIRK(0x1509, 0x1740, NULL,
868 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
869 SND_PCI_QUIRK(0x1610, 0x0010, NULL,
870 HV_CTRL_ENABLE | HV_BUTTON_FROM_GD | REDUCED_DEBOUNCE),
871 SND_PCI_QUIRK(0x1042, 0x1042, NULL, HV_CTRL_ENABLE),
872 SND_PCI_QUIRK(0x107B, 0x9500, NULL, HV_CTRL_ENABLE),
873 SND_PCI_QUIRK(0x14FF, 0x0F06, NULL, HV_CTRL_ENABLE),
874 SND_PCI_QUIRK(0x1558, 0x8586, NULL, HV_CTRL_ENABLE),
875 SND_PCI_QUIRK(0x161F, 0x2011, NULL, HV_CTRL_ENABLE),
876 /* Maestro3 chips */
877 SND_PCI_QUIRK(0x103C, 0x000E, NULL, HV_CTRL_ENABLE),
878 SND_PCI_QUIRK(0x103C, 0x0010, NULL, HV_CTRL_ENABLE),
879 SND_PCI_QUIRK(0x103C, 0x0011, NULL, HV_CTRL_ENABLE),
880 SND_PCI_QUIRK(0x103C, 0x001B, NULL, HV_CTRL_ENABLE),
881 SND_PCI_QUIRK(0x104D, 0x80A6, NULL, HV_CTRL_ENABLE),
882 SND_PCI_QUIRK(0x104D, 0x80AA, NULL, HV_CTRL_ENABLE),
883 SND_PCI_QUIRK(0x107B, 0x5300, NULL, HV_CTRL_ENABLE),
884 SND_PCI_QUIRK(0x110A, 0x1998, NULL, HV_CTRL_ENABLE),
885 SND_PCI_QUIRK(0x13BD, 0x1015, NULL, HV_CTRL_ENABLE),
886 SND_PCI_QUIRK(0x13BD, 0x101C, NULL, HV_CTRL_ENABLE),
887 SND_PCI_QUIRK(0x13BD, 0x1802, NULL, HV_CTRL_ENABLE),
888 SND_PCI_QUIRK(0x1599, 0x0715, NULL, HV_CTRL_ENABLE),
889 SND_PCI_QUIRK(0x5643, 0x5643, NULL, HV_CTRL_ENABLE),
890 SND_PCI_QUIRK(0x144D, 0x3260, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
891 SND_PCI_QUIRK(0x144D, 0x3261, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
892 SND_PCI_QUIRK(0x144D, 0xC000, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
893 SND_PCI_QUIRK(0x144D, 0xC001, NULL, HV_CTRL_ENABLE | REDUCED_DEBOUNCE),
894 { } /* END */
895 };
896
897 /* HP Omnibook quirks */
898 static const struct snd_pci_quirk m3_omnibook_quirk_list[] = {
899 SND_PCI_QUIRK_ID(0x103c, 0x0010), /* HP OmniBook 6000 */
900 SND_PCI_QUIRK_ID(0x103c, 0x0011), /* HP OmniBook 500 */
901 { } /* END */
902 };
903
904 /*
905 * lowlevel functions
906 */
907
908 static inline void snd_m3_outw(struct snd_m3 *chip, u16 value, unsigned long reg)
909 {
910 outw(value, chip->iobase + reg);
911 }
912
913 static inline u16 snd_m3_inw(struct snd_m3 *chip, unsigned long reg)
914 {
915 return inw(chip->iobase + reg);
916 }
917
918 static inline void snd_m3_outb(struct snd_m3 *chip, u8 value, unsigned long reg)
919 {
920 outb(value, chip->iobase + reg);
921 }
922
923 static inline u8 snd_m3_inb(struct snd_m3 *chip, unsigned long reg)
924 {
925 return inb(chip->iobase + reg);
926 }
927
928 /*
929 * access 16bit words to the code or data regions of the dsp's memory.
930 * index addresses 16bit words.
931 */
932 static u16 snd_m3_assp_read(struct snd_m3 *chip, u16 region, u16 index)
933 {
934 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
935 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
936 return snd_m3_inw(chip, DSP_PORT_MEMORY_DATA);
937 }
938
939 static void snd_m3_assp_write(struct snd_m3 *chip, u16 region, u16 index, u16 data)
940 {
941 snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
942 snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
943 snd_m3_outw(chip, data, DSP_PORT_MEMORY_DATA);
944 }
945
946 static void snd_m3_assp_halt(struct snd_m3 *chip)
947 {
948 chip->reset_state = snd_m3_inb(chip, DSP_PORT_CONTROL_REG_B) & ~REGB_STOP_CLOCK;
949 msleep(10);
950 snd_m3_outb(chip, chip->reset_state & ~REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
951 }
952
953 static void snd_m3_assp_continue(struct snd_m3 *chip)
954 {
955 snd_m3_outb(chip, chip->reset_state | REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
956 }
957
958
959 /*
960 * This makes me sad. the maestro3 has lists
961 * internally that must be packed.. 0 terminates,
962 * apparently, or maybe all unused entries have
963 * to be 0, the lists have static lengths set
964 * by the binary code images.
965 */
966
967 static int snd_m3_add_list(struct snd_m3 *chip, struct m3_list *list, u16 val)
968 {
969 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
970 list->mem_addr + list->curlen,
971 val);
972 return list->curlen++;
973 }
974
975 static void snd_m3_remove_list(struct snd_m3 *chip, struct m3_list *list, int index)
976 {
977 u16 val;
978 int lastindex = list->curlen - 1;
979
980 if (index != lastindex) {
981 val = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
982 list->mem_addr + lastindex);
983 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
984 list->mem_addr + index,
985 val);
986 }
987
988 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
989 list->mem_addr + lastindex,
990 0);
991
992 list->curlen--;
993 }
994
995 static void snd_m3_inc_timer_users(struct snd_m3 *chip)
996 {
997 chip->timer_users++;
998 if (chip->timer_users != 1)
999 return;
1000
1001 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1002 KDATA_TIMER_COUNT_RELOAD,
1003 240);
1004
1005 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1006 KDATA_TIMER_COUNT_CURRENT,
1007 240);
1008
1009 snd_m3_outw(chip,
1010 snd_m3_inw(chip, HOST_INT_CTRL) | CLKRUN_GEN_ENABLE,
1011 HOST_INT_CTRL);
1012 }
1013
1014 static void snd_m3_dec_timer_users(struct snd_m3 *chip)
1015 {
1016 chip->timer_users--;
1017 if (chip->timer_users > 0)
1018 return;
1019
1020 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1021 KDATA_TIMER_COUNT_RELOAD,
1022 0);
1023
1024 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1025 KDATA_TIMER_COUNT_CURRENT,
1026 0);
1027
1028 snd_m3_outw(chip,
1029 snd_m3_inw(chip, HOST_INT_CTRL) & ~CLKRUN_GEN_ENABLE,
1030 HOST_INT_CTRL);
1031 }
1032
1033 /*
1034 * start/stop
1035 */
1036
1037 /* spinlock held! */
1038 static int snd_m3_pcm_start(struct snd_m3 *chip, struct m3_dma *s,
1039 struct snd_pcm_substream *subs)
1040 {
1041 if (! s || ! subs)
1042 return -EINVAL;
1043
1044 snd_m3_inc_timer_users(chip);
1045 switch (subs->stream) {
1046 case SNDRV_PCM_STREAM_PLAYBACK:
1047 chip->dacs_active++;
1048 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1049 s->inst.data + CDATA_INSTANCE_READY, 1);
1050 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1051 KDATA_MIXER_TASK_NUMBER,
1052 chip->dacs_active);
1053 break;
1054 case SNDRV_PCM_STREAM_CAPTURE:
1055 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1056 KDATA_ADC1_REQUEST, 1);
1057 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1058 s->inst.data + CDATA_INSTANCE_READY, 1);
1059 break;
1060 }
1061 return 0;
1062 }
1063
1064 /* spinlock held! */
1065 static int snd_m3_pcm_stop(struct snd_m3 *chip, struct m3_dma *s,
1066 struct snd_pcm_substream *subs)
1067 {
1068 if (! s || ! subs)
1069 return -EINVAL;
1070
1071 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1072 s->inst.data + CDATA_INSTANCE_READY, 0);
1073 snd_m3_dec_timer_users(chip);
1074 switch (subs->stream) {
1075 case SNDRV_PCM_STREAM_PLAYBACK:
1076 chip->dacs_active--;
1077 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1078 KDATA_MIXER_TASK_NUMBER,
1079 chip->dacs_active);
1080 break;
1081 case SNDRV_PCM_STREAM_CAPTURE:
1082 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1083 KDATA_ADC1_REQUEST, 0);
1084 break;
1085 }
1086 return 0;
1087 }
1088
1089 static int
1090 snd_m3_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
1091 {
1092 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1093 struct m3_dma *s = subs->runtime->private_data;
1094 int err = -EINVAL;
1095
1096 if (snd_BUG_ON(!s))
1097 return -ENXIO;
1098
1099 spin_lock(&chip->reg_lock);
1100 switch (cmd) {
1101 case SNDRV_PCM_TRIGGER_START:
1102 case SNDRV_PCM_TRIGGER_RESUME:
1103 if (s->running)
1104 err = -EBUSY;
1105 else {
1106 s->running = 1;
1107 err = snd_m3_pcm_start(chip, s, subs);
1108 }
1109 break;
1110 case SNDRV_PCM_TRIGGER_STOP:
1111 case SNDRV_PCM_TRIGGER_SUSPEND:
1112 if (! s->running)
1113 err = 0; /* should return error? */
1114 else {
1115 s->running = 0;
1116 err = snd_m3_pcm_stop(chip, s, subs);
1117 }
1118 break;
1119 }
1120 spin_unlock(&chip->reg_lock);
1121 return err;
1122 }
1123
1124 /*
1125 * setup
1126 */
1127 static void
1128 snd_m3_pcm_setup1(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1129 {
1130 int dsp_in_size, dsp_out_size, dsp_in_buffer, dsp_out_buffer;
1131 struct snd_pcm_runtime *runtime = subs->runtime;
1132
1133 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1134 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2);
1135 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x20 * 2);
1136 } else {
1137 dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x10 * 2);
1138 dsp_out_size = MINISRC_OUT_BUFFER_SIZE - (0x10 * 2);
1139 }
1140 dsp_in_buffer = s->inst.data + (MINISRC_TMP_BUFFER_SIZE / 2);
1141 dsp_out_buffer = dsp_in_buffer + (dsp_in_size / 2) + 1;
1142
1143 s->dma_size = frames_to_bytes(runtime, runtime->buffer_size);
1144 s->period_size = frames_to_bytes(runtime, runtime->period_size);
1145 s->hwptr = 0;
1146 s->count = 0;
1147
1148 #define LO(x) ((x) & 0xffff)
1149 #define HI(x) LO((x) >> 16)
1150
1151 /* host dma buffer pointers */
1152 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1153 s->inst.data + CDATA_HOST_SRC_ADDRL,
1154 LO(s->buffer_addr));
1155
1156 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1157 s->inst.data + CDATA_HOST_SRC_ADDRH,
1158 HI(s->buffer_addr));
1159
1160 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1161 s->inst.data + CDATA_HOST_SRC_END_PLUS_1L,
1162 LO(s->buffer_addr + s->dma_size));
1163
1164 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1165 s->inst.data + CDATA_HOST_SRC_END_PLUS_1H,
1166 HI(s->buffer_addr + s->dma_size));
1167
1168 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1169 s->inst.data + CDATA_HOST_SRC_CURRENTL,
1170 LO(s->buffer_addr));
1171
1172 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1173 s->inst.data + CDATA_HOST_SRC_CURRENTH,
1174 HI(s->buffer_addr));
1175 #undef LO
1176 #undef HI
1177
1178 /* dsp buffers */
1179
1180 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1181 s->inst.data + CDATA_IN_BUF_BEGIN,
1182 dsp_in_buffer);
1183
1184 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1185 s->inst.data + CDATA_IN_BUF_END_PLUS_1,
1186 dsp_in_buffer + (dsp_in_size / 2));
1187
1188 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1189 s->inst.data + CDATA_IN_BUF_HEAD,
1190 dsp_in_buffer);
1191
1192 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1193 s->inst.data + CDATA_IN_BUF_TAIL,
1194 dsp_in_buffer);
1195
1196 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1197 s->inst.data + CDATA_OUT_BUF_BEGIN,
1198 dsp_out_buffer);
1199
1200 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1201 s->inst.data + CDATA_OUT_BUF_END_PLUS_1,
1202 dsp_out_buffer + (dsp_out_size / 2));
1203
1204 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1205 s->inst.data + CDATA_OUT_BUF_HEAD,
1206 dsp_out_buffer);
1207
1208 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1209 s->inst.data + CDATA_OUT_BUF_TAIL,
1210 dsp_out_buffer);
1211 }
1212
1213 static void snd_m3_pcm_setup2(struct snd_m3 *chip, struct m3_dma *s,
1214 struct snd_pcm_runtime *runtime)
1215 {
1216 u32 freq;
1217
1218 /*
1219 * put us in the lists if we're not already there
1220 */
1221 if (! s->in_lists) {
1222 s->index[0] = snd_m3_add_list(chip, s->index_list[0],
1223 s->inst.data >> DP_SHIFT_COUNT);
1224 s->index[1] = snd_m3_add_list(chip, s->index_list[1],
1225 s->inst.data >> DP_SHIFT_COUNT);
1226 s->index[2] = snd_m3_add_list(chip, s->index_list[2],
1227 s->inst.data >> DP_SHIFT_COUNT);
1228 s->in_lists = 1;
1229 }
1230
1231 /* write to 'mono' word */
1232 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1233 s->inst.data + SRC3_DIRECTION_OFFSET + 1,
1234 runtime->channels == 2 ? 0 : 1);
1235 /* write to '8bit' word */
1236 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1237 s->inst.data + SRC3_DIRECTION_OFFSET + 2,
1238 snd_pcm_format_width(runtime->format) == 16 ? 0 : 1);
1239
1240 /* set up dac/adc rate */
1241 freq = DIV_ROUND_CLOSEST(runtime->rate << 15, 48000);
1242 if (freq)
1243 freq--;
1244
1245 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1246 s->inst.data + CDATA_FREQUENCY,
1247 freq);
1248 }
1249
1250
1251 static const struct play_vals {
1252 u16 addr, val;
1253 } pv[] = {
1254 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1255 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1256 {SRC3_DIRECTION_OFFSET, 0} ,
1257 /* +1, +2 are stereo/16 bit */
1258 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1259 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1260 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1261 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1262 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1263 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1264 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1265 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1266 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1267 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1268 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1269 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1270 {SRC3_DIRECTION_OFFSET + 16, 8}, /* numin */
1271 {SRC3_DIRECTION_OFFSET + 17, 50*2}, /* numout */
1272 {SRC3_DIRECTION_OFFSET + 18, MINISRC_BIQUAD_STAGE - 1}, /* numstage */
1273 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1274 {SRC3_DIRECTION_OFFSET + 21, 0} /* booster */
1275 };
1276
1277
1278 /* the mode passed should be already shifted and masked */
1279 static void
1280 snd_m3_playback_setup(struct snd_m3 *chip, struct m3_dma *s,
1281 struct snd_pcm_substream *subs)
1282 {
1283 unsigned int i;
1284
1285 /*
1286 * some per client initializers
1287 */
1288
1289 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1290 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1291 s->inst.data + 40 + 8);
1292
1293 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1294 s->inst.data + SRC3_DIRECTION_OFFSET + 19,
1295 s->inst.code + MINISRC_COEF_LOC);
1296
1297 /* enable or disable low pass filter? */
1298 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1299 s->inst.data + SRC3_DIRECTION_OFFSET + 22,
1300 subs->runtime->rate > 45000 ? 0xff : 0);
1301
1302 /* tell it which way dma is going? */
1303 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1304 s->inst.data + CDATA_DMA_CONTROL,
1305 DMACONTROL_AUTOREPEAT + DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1306
1307 /*
1308 * set an armload of static initializers
1309 */
1310 for (i = 0; i < ARRAY_SIZE(pv); i++)
1311 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1312 s->inst.data + pv[i].addr, pv[i].val);
1313 }
1314
1315 /*
1316 * Native record driver
1317 */
1318 static const struct rec_vals {
1319 u16 addr, val;
1320 } rv[] = {
1321 {CDATA_LEFT_VOLUME, ARB_VOLUME},
1322 {CDATA_RIGHT_VOLUME, ARB_VOLUME},
1323 {SRC3_DIRECTION_OFFSET, 1} ,
1324 /* +1, +2 are stereo/16 bit */
1325 {SRC3_DIRECTION_OFFSET + 3, 0x0000}, /* fraction? */
1326 {SRC3_DIRECTION_OFFSET + 4, 0}, /* first l */
1327 {SRC3_DIRECTION_OFFSET + 5, 0}, /* first r */
1328 {SRC3_DIRECTION_OFFSET + 6, 0}, /* second l */
1329 {SRC3_DIRECTION_OFFSET + 7, 0}, /* second r */
1330 {SRC3_DIRECTION_OFFSET + 8, 0}, /* delta l */
1331 {SRC3_DIRECTION_OFFSET + 9, 0}, /* delta r */
1332 {SRC3_DIRECTION_OFFSET + 10, 0x8000}, /* round */
1333 {SRC3_DIRECTION_OFFSET + 11, 0xFF00}, /* higher bute mark */
1334 {SRC3_DIRECTION_OFFSET + 13, 0}, /* temp0 */
1335 {SRC3_DIRECTION_OFFSET + 14, 0}, /* c fraction */
1336 {SRC3_DIRECTION_OFFSET + 15, 0}, /* counter */
1337 {SRC3_DIRECTION_OFFSET + 16, 50},/* numin */
1338 {SRC3_DIRECTION_OFFSET + 17, 8}, /* numout */
1339 {SRC3_DIRECTION_OFFSET + 18, 0}, /* numstage */
1340 {SRC3_DIRECTION_OFFSET + 19, 0}, /* coef */
1341 {SRC3_DIRECTION_OFFSET + 20, 0}, /* filtertap */
1342 {SRC3_DIRECTION_OFFSET + 21, 0}, /* booster */
1343 {SRC3_DIRECTION_OFFSET + 22, 0xff} /* skip lpf */
1344 };
1345
1346 static void
1347 snd_m3_capture_setup(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1348 {
1349 unsigned int i;
1350
1351 /*
1352 * some per client initializers
1353 */
1354
1355 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1356 s->inst.data + SRC3_DIRECTION_OFFSET + 12,
1357 s->inst.data + 40 + 8);
1358
1359 /* tell it which way dma is going? */
1360 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1361 s->inst.data + CDATA_DMA_CONTROL,
1362 DMACONTROL_DIRECTION + DMACONTROL_AUTOREPEAT +
1363 DMAC_PAGE3_SELECTOR + DMAC_BLOCKF_SELECTOR);
1364
1365 /*
1366 * set an armload of static initializers
1367 */
1368 for (i = 0; i < ARRAY_SIZE(rv); i++)
1369 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
1370 s->inst.data + rv[i].addr, rv[i].val);
1371 }
1372
1373 static int snd_m3_pcm_hw_params(struct snd_pcm_substream *substream,
1374 struct snd_pcm_hw_params *hw_params)
1375 {
1376 struct m3_dma *s = substream->runtime->private_data;
1377
1378 /* set buffer address */
1379 s->buffer_addr = substream->runtime->dma_addr;
1380 if (s->buffer_addr & 0x3) {
1381 dev_err(substream->pcm->card->dev, "oh my, not aligned\n");
1382 s->buffer_addr = s->buffer_addr & ~0x3;
1383 }
1384 return 0;
1385 }
1386
1387 static int snd_m3_pcm_hw_free(struct snd_pcm_substream *substream)
1388 {
1389 struct m3_dma *s;
1390
1391 if (substream->runtime->private_data == NULL)
1392 return 0;
1393 s = substream->runtime->private_data;
1394 s->buffer_addr = 0;
1395 return 0;
1396 }
1397
1398 static int
1399 snd_m3_pcm_prepare(struct snd_pcm_substream *subs)
1400 {
1401 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1402 struct snd_pcm_runtime *runtime = subs->runtime;
1403 struct m3_dma *s = runtime->private_data;
1404
1405 if (snd_BUG_ON(!s))
1406 return -ENXIO;
1407
1408 if (runtime->format != SNDRV_PCM_FORMAT_U8 &&
1409 runtime->format != SNDRV_PCM_FORMAT_S16_LE)
1410 return -EINVAL;
1411 if (runtime->rate > 48000 ||
1412 runtime->rate < 8000)
1413 return -EINVAL;
1414
1415 spin_lock_irq(&chip->reg_lock);
1416
1417 snd_m3_pcm_setup1(chip, s, subs);
1418
1419 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK)
1420 snd_m3_playback_setup(chip, s, subs);
1421 else
1422 snd_m3_capture_setup(chip, s, subs);
1423
1424 snd_m3_pcm_setup2(chip, s, runtime);
1425
1426 spin_unlock_irq(&chip->reg_lock);
1427
1428 return 0;
1429 }
1430
1431 /*
1432 * get current pointer
1433 */
1434 static unsigned int
1435 snd_m3_get_pointer(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
1436 {
1437 u16 hi = 0, lo = 0;
1438 int retry = 10;
1439 u32 addr;
1440
1441 /*
1442 * try and get a valid answer
1443 */
1444 while (retry--) {
1445 hi = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1446 s->inst.data + CDATA_HOST_SRC_CURRENTH);
1447
1448 lo = snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1449 s->inst.data + CDATA_HOST_SRC_CURRENTL);
1450
1451 if (hi == snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA,
1452 s->inst.data + CDATA_HOST_SRC_CURRENTH))
1453 break;
1454 }
1455 addr = lo | ((u32)hi<<16);
1456 return (unsigned int)(addr - s->buffer_addr);
1457 }
1458
1459 static snd_pcm_uframes_t
1460 snd_m3_pcm_pointer(struct snd_pcm_substream *subs)
1461 {
1462 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1463 unsigned int ptr;
1464 struct m3_dma *s = subs->runtime->private_data;
1465
1466 if (snd_BUG_ON(!s))
1467 return 0;
1468
1469 spin_lock(&chip->reg_lock);
1470 ptr = snd_m3_get_pointer(chip, s, subs);
1471 spin_unlock(&chip->reg_lock);
1472 return bytes_to_frames(subs->runtime, ptr);
1473 }
1474
1475
1476 /* update pointer */
1477 /* spinlock held! */
1478 static void snd_m3_update_ptr(struct snd_m3 *chip, struct m3_dma *s)
1479 {
1480 struct snd_pcm_substream *subs = s->substream;
1481 unsigned int hwptr;
1482 int diff;
1483
1484 if (! s->running)
1485 return;
1486
1487 hwptr = snd_m3_get_pointer(chip, s, subs);
1488
1489 /* try to avoid expensive modulo divisions */
1490 if (hwptr >= s->dma_size)
1491 hwptr %= s->dma_size;
1492
1493 diff = s->dma_size + hwptr - s->hwptr;
1494 if (diff >= s->dma_size)
1495 diff %= s->dma_size;
1496
1497 s->hwptr = hwptr;
1498 s->count += diff;
1499
1500 if (s->count >= (signed)s->period_size) {
1501
1502 if (s->count < 2 * (signed)s->period_size)
1503 s->count -= (signed)s->period_size;
1504 else
1505 s->count %= s->period_size;
1506
1507 spin_unlock(&chip->reg_lock);
1508 snd_pcm_period_elapsed(subs);
1509 spin_lock(&chip->reg_lock);
1510 }
1511 }
1512
1513 /* The m3's hardware volume works by incrementing / decrementing 2 counters
1514 (without wrap around) in response to volume button presses and then
1515 generating an interrupt. The pair of counters is stored in bits 1-3 and 5-7
1516 of a byte wide register. The meaning of bits 0 and 4 is unknown. */
1517 static void snd_m3_update_hw_volume(struct work_struct *work)
1518 {
1519 struct snd_m3 *chip = container_of(work, struct snd_m3, hwvol_work);
1520 int x, val;
1521
1522 /* Figure out which volume control button was pushed,
1523 based on differences from the default register
1524 values. */
1525 x = inb(chip->iobase + SHADOW_MIX_REG_VOICE) & 0xee;
1526
1527 /* Reset the volume counters to 4. Tests on the allegro integrated
1528 into a Compaq N600C laptop, have revealed that:
1529 1) Writing any value will result in the 2 counters being reset to
1530 4 so writing 0x88 is not strictly necessary
1531 2) Writing to any of the 4 involved registers will reset all 4
1532 of them (and reading them always returns the same value for all
1533 of them)
1534 It could be that a maestro deviates from this, so leave the code
1535 as is. */
1536 outb(0x88, chip->iobase + SHADOW_MIX_REG_VOICE);
1537 outb(0x88, chip->iobase + HW_VOL_COUNTER_VOICE);
1538 outb(0x88, chip->iobase + SHADOW_MIX_REG_MASTER);
1539 outb(0x88, chip->iobase + HW_VOL_COUNTER_MASTER);
1540
1541 /* Ignore spurious HV interrupts during suspend / resume, this avoids
1542 mistaking them for a mute button press. */
1543 if (chip->in_suspend)
1544 return;
1545
1546 #ifndef CONFIG_SND_MAESTRO3_INPUT
1547 if (!chip->master_switch || !chip->master_volume)
1548 return;
1549
1550 val = snd_ac97_read(chip->ac97, AC97_MASTER);
1551 switch (x) {
1552 case 0x88:
1553 /* The counters have not changed, yet we've received a HV
1554 interrupt. According to tests run by various people this
1555 happens when pressing the mute button. */
1556 val ^= 0x8000;
1557 break;
1558 case 0xaa:
1559 /* counters increased by 1 -> volume up */
1560 if ((val & 0x7f) > 0)
1561 val--;
1562 if ((val & 0x7f00) > 0)
1563 val -= 0x0100;
1564 break;
1565 case 0x66:
1566 /* counters decreased by 1 -> volume down */
1567 if ((val & 0x7f) < 0x1f)
1568 val++;
1569 if ((val & 0x7f00) < 0x1f00)
1570 val += 0x0100;
1571 break;
1572 }
1573 if (snd_ac97_update(chip->ac97, AC97_MASTER, val))
1574 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
1575 &chip->master_switch->id);
1576 #else
1577 if (!chip->input_dev)
1578 return;
1579
1580 val = 0;
1581 switch (x) {
1582 case 0x88:
1583 /* The counters have not changed, yet we've received a HV
1584 interrupt. According to tests run by various people this
1585 happens when pressing the mute button. */
1586 val = KEY_MUTE;
1587 break;
1588 case 0xaa:
1589 /* counters increased by 1 -> volume up */
1590 val = KEY_VOLUMEUP;
1591 break;
1592 case 0x66:
1593 /* counters decreased by 1 -> volume down */
1594 val = KEY_VOLUMEDOWN;
1595 break;
1596 }
1597
1598 if (val) {
1599 input_report_key(chip->input_dev, val, 1);
1600 input_sync(chip->input_dev);
1601 input_report_key(chip->input_dev, val, 0);
1602 input_sync(chip->input_dev);
1603 }
1604 #endif
1605 }
1606
1607 static irqreturn_t snd_m3_interrupt(int irq, void *dev_id)
1608 {
1609 struct snd_m3 *chip = dev_id;
1610 u8 status;
1611 int i;
1612
1613 status = inb(chip->iobase + HOST_INT_STATUS);
1614
1615 if (status == 0xff)
1616 return IRQ_NONE;
1617
1618 if (status & HV_INT_PENDING)
1619 schedule_work(&chip->hwvol_work);
1620
1621 /*
1622 * ack an assp int if its running
1623 * and has an int pending
1624 */
1625 if (status & ASSP_INT_PENDING) {
1626 u8 ctl = inb(chip->iobase + ASSP_CONTROL_B);
1627 if (!(ctl & STOP_ASSP_CLOCK)) {
1628 ctl = inb(chip->iobase + ASSP_HOST_INT_STATUS);
1629 if (ctl & DSP2HOST_REQ_TIMER) {
1630 outb(DSP2HOST_REQ_TIMER, chip->iobase + ASSP_HOST_INT_STATUS);
1631 /* update adc/dac info if it was a timer int */
1632 spin_lock(&chip->reg_lock);
1633 for (i = 0; i < chip->num_substreams; i++) {
1634 struct m3_dma *s = &chip->substreams[i];
1635 if (s->running)
1636 snd_m3_update_ptr(chip, s);
1637 }
1638 spin_unlock(&chip->reg_lock);
1639 }
1640 }
1641 }
1642
1643 #if 0 /* TODO: not supported yet */
1644 if ((status & MPU401_INT_PENDING) && chip->rmidi)
1645 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs);
1646 #endif
1647
1648 /* ack ints */
1649 outb(status, chip->iobase + HOST_INT_STATUS);
1650
1651 return IRQ_HANDLED;
1652 }
1653
1654
1655 /*
1656 */
1657
1658 static const struct snd_pcm_hardware snd_m3_playback =
1659 {
1660 .info = (SNDRV_PCM_INFO_MMAP |
1661 SNDRV_PCM_INFO_INTERLEAVED |
1662 SNDRV_PCM_INFO_MMAP_VALID |
1663 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1664 /*SNDRV_PCM_INFO_PAUSE |*/
1665 SNDRV_PCM_INFO_RESUME),
1666 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1667 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1668 .rate_min = 8000,
1669 .rate_max = 48000,
1670 .channels_min = 1,
1671 .channels_max = 2,
1672 .buffer_bytes_max = (512*1024),
1673 .period_bytes_min = 64,
1674 .period_bytes_max = (512*1024),
1675 .periods_min = 1,
1676 .periods_max = 1024,
1677 };
1678
1679 static const struct snd_pcm_hardware snd_m3_capture =
1680 {
1681 .info = (SNDRV_PCM_INFO_MMAP |
1682 SNDRV_PCM_INFO_INTERLEAVED |
1683 SNDRV_PCM_INFO_MMAP_VALID |
1684 SNDRV_PCM_INFO_BLOCK_TRANSFER |
1685 /*SNDRV_PCM_INFO_PAUSE |*/
1686 SNDRV_PCM_INFO_RESUME),
1687 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
1688 .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
1689 .rate_min = 8000,
1690 .rate_max = 48000,
1691 .channels_min = 1,
1692 .channels_max = 2,
1693 .buffer_bytes_max = (512*1024),
1694 .period_bytes_min = 64,
1695 .period_bytes_max = (512*1024),
1696 .periods_min = 1,
1697 .periods_max = 1024,
1698 };
1699
1700
1701 /*
1702 */
1703
1704 static int
1705 snd_m3_substream_open(struct snd_m3 *chip, struct snd_pcm_substream *subs)
1706 {
1707 int i;
1708 struct m3_dma *s;
1709
1710 spin_lock_irq(&chip->reg_lock);
1711 for (i = 0; i < chip->num_substreams; i++) {
1712 s = &chip->substreams[i];
1713 if (! s->opened)
1714 goto __found;
1715 }
1716 spin_unlock_irq(&chip->reg_lock);
1717 return -ENOMEM;
1718 __found:
1719 s->opened = 1;
1720 s->running = 0;
1721 spin_unlock_irq(&chip->reg_lock);
1722
1723 subs->runtime->private_data = s;
1724 s->substream = subs;
1725
1726 /* set list owners */
1727 if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1728 s->index_list[0] = &chip->mixer_list;
1729 } else
1730 s->index_list[0] = &chip->adc1_list;
1731 s->index_list[1] = &chip->msrc_list;
1732 s->index_list[2] = &chip->dma_list;
1733
1734 return 0;
1735 }
1736
1737 static void
1738 snd_m3_substream_close(struct snd_m3 *chip, struct snd_pcm_substream *subs)
1739 {
1740 struct m3_dma *s = subs->runtime->private_data;
1741
1742 if (s == NULL)
1743 return; /* not opened properly */
1744
1745 spin_lock_irq(&chip->reg_lock);
1746 if (s->substream && s->running)
1747 snd_m3_pcm_stop(chip, s, s->substream); /* does this happen? */
1748 if (s->in_lists) {
1749 snd_m3_remove_list(chip, s->index_list[0], s->index[0]);
1750 snd_m3_remove_list(chip, s->index_list[1], s->index[1]);
1751 snd_m3_remove_list(chip, s->index_list[2], s->index[2]);
1752 s->in_lists = 0;
1753 }
1754 s->running = 0;
1755 s->opened = 0;
1756 spin_unlock_irq(&chip->reg_lock);
1757 }
1758
1759 static int
1760 snd_m3_playback_open(struct snd_pcm_substream *subs)
1761 {
1762 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1763 struct snd_pcm_runtime *runtime = subs->runtime;
1764 int err;
1765
1766 err = snd_m3_substream_open(chip, subs);
1767 if (err < 0)
1768 return err;
1769
1770 runtime->hw = snd_m3_playback;
1771
1772 return 0;
1773 }
1774
1775 static int
1776 snd_m3_playback_close(struct snd_pcm_substream *subs)
1777 {
1778 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1779
1780 snd_m3_substream_close(chip, subs);
1781 return 0;
1782 }
1783
1784 static int
1785 snd_m3_capture_open(struct snd_pcm_substream *subs)
1786 {
1787 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1788 struct snd_pcm_runtime *runtime = subs->runtime;
1789 int err;
1790
1791 err = snd_m3_substream_open(chip, subs);
1792 if (err < 0)
1793 return err;
1794
1795 runtime->hw = snd_m3_capture;
1796
1797 return 0;
1798 }
1799
1800 static int
1801 snd_m3_capture_close(struct snd_pcm_substream *subs)
1802 {
1803 struct snd_m3 *chip = snd_pcm_substream_chip(subs);
1804
1805 snd_m3_substream_close(chip, subs);
1806 return 0;
1807 }
1808
1809 /*
1810 * create pcm instance
1811 */
1812
1813 static const struct snd_pcm_ops snd_m3_playback_ops = {
1814 .open = snd_m3_playback_open,
1815 .close = snd_m3_playback_close,
1816 .hw_params = snd_m3_pcm_hw_params,
1817 .hw_free = snd_m3_pcm_hw_free,
1818 .prepare = snd_m3_pcm_prepare,
1819 .trigger = snd_m3_pcm_trigger,
1820 .pointer = snd_m3_pcm_pointer,
1821 };
1822
1823 static const struct snd_pcm_ops snd_m3_capture_ops = {
1824 .open = snd_m3_capture_open,
1825 .close = snd_m3_capture_close,
1826 .hw_params = snd_m3_pcm_hw_params,
1827 .hw_free = snd_m3_pcm_hw_free,
1828 .prepare = snd_m3_pcm_prepare,
1829 .trigger = snd_m3_pcm_trigger,
1830 .pointer = snd_m3_pcm_pointer,
1831 };
1832
1833 static int
1834 snd_m3_pcm(struct snd_m3 * chip, int device)
1835 {
1836 struct snd_pcm *pcm;
1837 int err;
1838
1839 err = snd_pcm_new(chip->card, chip->card->driver, device,
1840 MAX_PLAYBACKS, MAX_CAPTURES, &pcm);
1841 if (err < 0)
1842 return err;
1843
1844 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_m3_playback_ops);
1845 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_m3_capture_ops);
1846
1847 pcm->private_data = chip;
1848 pcm->info_flags = 0;
1849 strcpy(pcm->name, chip->card->driver);
1850 chip->pcm = pcm;
1851
1852 snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1853 &chip->pci->dev, 64*1024, 64*1024);
1854
1855 return 0;
1856 }
1857
1858
1859 /*
1860 * ac97 interface
1861 */
1862
1863 /*
1864 * Wait for the ac97 serial bus to be free.
1865 * return nonzero if the bus is still busy.
1866 */
1867 static int snd_m3_ac97_wait(struct snd_m3 *chip)
1868 {
1869 int i = 10000;
1870
1871 do {
1872 if (! (snd_m3_inb(chip, 0x30) & 1))
1873 return 0;
1874 cpu_relax();
1875 } while (i-- > 0);
1876
1877 dev_err(chip->card->dev, "ac97 serial bus busy\n");
1878 return 1;
1879 }
1880
1881 static unsigned short
1882 snd_m3_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
1883 {
1884 struct snd_m3 *chip = ac97->private_data;
1885 unsigned short data = 0xffff;
1886
1887 if (snd_m3_ac97_wait(chip))
1888 goto fail;
1889 snd_m3_outb(chip, 0x80 | (reg & 0x7f), CODEC_COMMAND);
1890 if (snd_m3_ac97_wait(chip))
1891 goto fail;
1892 data = snd_m3_inw(chip, CODEC_DATA);
1893 fail:
1894 return data;
1895 }
1896
1897 static void
1898 snd_m3_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
1899 {
1900 struct snd_m3 *chip = ac97->private_data;
1901
1902 if (snd_m3_ac97_wait(chip))
1903 return;
1904 snd_m3_outw(chip, val, CODEC_DATA);
1905 snd_m3_outb(chip, reg & 0x7f, CODEC_COMMAND);
1906 /*
1907 * Workaround for buggy ES1988 integrated AC'97 codec. It remains silent
1908 * until the MASTER volume or mute is touched (alsactl restore does not
1909 * work).
1910 */
1911 if (ac97->id == 0x45838308 && reg == AC97_MASTER) {
1912 snd_m3_ac97_wait(chip);
1913 snd_m3_outw(chip, val, CODEC_DATA);
1914 snd_m3_outb(chip, reg & 0x7f, CODEC_COMMAND);
1915 }
1916 }
1917
1918
1919 static void snd_m3_remote_codec_config(struct snd_m3 *chip, int isremote)
1920 {
1921 int io = chip->iobase;
1922 u16 tmp;
1923
1924 isremote = isremote ? 1 : 0;
1925
1926 tmp = inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK;
1927 /* enable dock on Dell Latitude C810 */
1928 if (chip->pci->subsystem_vendor == 0x1028 &&
1929 chip->pci->subsystem_device == 0x00e5)
1930 tmp |= M3I_DOCK_ENABLE;
1931 outw(tmp | isremote, io + RING_BUS_CTRL_B);
1932 outw((inw(io + SDO_OUT_DEST_CTRL) & ~COMMAND_ADDR_OUT) | isremote,
1933 io + SDO_OUT_DEST_CTRL);
1934 outw((inw(io + SDO_IN_DEST_CTRL) & ~STATUS_ADDR_IN) | isremote,
1935 io + SDO_IN_DEST_CTRL);
1936 }
1937
1938 /*
1939 * hack, returns non zero on err
1940 */
1941 static int snd_m3_try_read_vendor(struct snd_m3 *chip)
1942 {
1943 u16 ret;
1944
1945 if (snd_m3_ac97_wait(chip))
1946 return 1;
1947
1948 snd_m3_outb(chip, 0x80 | (AC97_VENDOR_ID1 & 0x7f), 0x30);
1949
1950 if (snd_m3_ac97_wait(chip))
1951 return 1;
1952
1953 ret = snd_m3_inw(chip, 0x32);
1954
1955 return (ret == 0) || (ret == 0xffff);
1956 }
1957
1958 static void snd_m3_ac97_reset(struct snd_m3 *chip)
1959 {
1960 u16 dir;
1961 int delay1 = 0, delay2 = 0, i;
1962 int io = chip->iobase;
1963
1964 if (chip->allegro_flag) {
1965 /*
1966 * the onboard codec on the allegro seems
1967 * to want to wait a very long time before
1968 * coming back to life
1969 */
1970 delay1 = 50;
1971 delay2 = 800;
1972 } else {
1973 /* maestro3 */
1974 delay1 = 20;
1975 delay2 = 500;
1976 }
1977
1978 for (i = 0; i < 5; i++) {
1979 dir = inw(io + GPIO_DIRECTION);
1980 if (!chip->irda_workaround)
1981 dir |= 0x10; /* assuming pci bus master? */
1982
1983 snd_m3_remote_codec_config(chip, 0);
1984
1985 outw(IO_SRAM_ENABLE, io + RING_BUS_CTRL_A);
1986 udelay(20);
1987
1988 outw(dir & ~GPO_PRIMARY_AC97 , io + GPIO_DIRECTION);
1989 outw(~GPO_PRIMARY_AC97 , io + GPIO_MASK);
1990 outw(0, io + GPIO_DATA);
1991 outw(dir | GPO_PRIMARY_AC97, io + GPIO_DIRECTION);
1992
1993 schedule_timeout_uninterruptible(msecs_to_jiffies(delay1));
1994
1995 outw(GPO_PRIMARY_AC97, io + GPIO_DATA);
1996 udelay(5);
1997 /* ok, bring back the ac-link */
1998 outw(IO_SRAM_ENABLE | SERIAL_AC_LINK_ENABLE, io + RING_BUS_CTRL_A);
1999 outw(~0, io + GPIO_MASK);
2000
2001 schedule_timeout_uninterruptible(msecs_to_jiffies(delay2));
2002
2003 if (! snd_m3_try_read_vendor(chip))
2004 break;
2005
2006 delay1 += 10;
2007 delay2 += 100;
2008
2009 dev_dbg(chip->card->dev,
2010 "retrying codec reset with delays of %d and %d ms\n",
2011 delay1, delay2);
2012 }
2013
2014 #if 0
2015 /* more gung-ho reset that doesn't
2016 * seem to work anywhere :)
2017 */
2018 tmp = inw(io + RING_BUS_CTRL_A);
2019 outw(RAC_SDFS_ENABLE|LAC_SDFS_ENABLE, io + RING_BUS_CTRL_A);
2020 msleep(20);
2021 outw(tmp, io + RING_BUS_CTRL_A);
2022 msleep(50);
2023 #endif
2024 }
2025
2026 static int snd_m3_mixer(struct snd_m3 *chip)
2027 {
2028 struct snd_ac97_bus *pbus;
2029 struct snd_ac97_template ac97;
2030 int err;
2031 static const struct snd_ac97_bus_ops ops = {
2032 .write = snd_m3_ac97_write,
2033 .read = snd_m3_ac97_read,
2034 };
2035
2036 err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus);
2037 if (err < 0)
2038 return err;
2039
2040 memset(&ac97, 0, sizeof(ac97));
2041 ac97.private_data = chip;
2042 err = snd_ac97_mixer(pbus, &ac97, &chip->ac97);
2043 if (err < 0)
2044 return err;
2045
2046 /* seems ac97 PCM needs initialization.. hack hack.. */
2047 snd_ac97_write(chip->ac97, AC97_PCM, 0x8000 | (15 << 8) | 15);
2048 schedule_timeout_uninterruptible(msecs_to_jiffies(100));
2049 snd_ac97_write(chip->ac97, AC97_PCM, 0);
2050
2051 #ifndef CONFIG_SND_MAESTRO3_INPUT
2052 chip->master_switch = snd_ctl_find_id_mixer(chip->card,
2053 "Master Playback Switch");
2054 chip->master_volume = snd_ctl_find_id_mixer(chip->card,
2055 "Master Playback Volume");
2056 #endif
2057
2058 return 0;
2059 }
2060
2061
2062 /*
2063 * initialize ASSP
2064 */
2065
2066 #define MINISRC_LPF_LEN 10
2067 static const u16 minisrc_lpf[MINISRC_LPF_LEN] = {
2068 0X0743, 0X1104, 0X0A4C, 0XF88D, 0X242C,
2069 0X1023, 0X1AA9, 0X0B60, 0XEFDD, 0X186F
2070 };
2071
2072 static void snd_m3_assp_init(struct snd_m3 *chip)
2073 {
2074 unsigned int i;
2075 const __le16 *data;
2076
2077 /* zero kernel data */
2078 for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
2079 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2080 KDATA_BASE_ADDR + i, 0);
2081
2082 /* zero mixer data? */
2083 for (i = 0; i < (REV_B_DATA_MEMORY_UNIT_LENGTH * NUM_UNITS_KERNEL_DATA) / 2; i++)
2084 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2085 KDATA_BASE_ADDR2 + i, 0);
2086
2087 /* init dma pointer */
2088 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2089 KDATA_CURRENT_DMA,
2090 KDATA_DMA_XFER0);
2091
2092 /* write kernel into code memory.. */
2093 data = (const __le16 *)chip->assp_kernel_image->data;
2094 for (i = 0 ; i * 2 < chip->assp_kernel_image->size; i++) {
2095 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2096 REV_B_CODE_MEMORY_BEGIN + i,
2097 le16_to_cpu(data[i]));
2098 }
2099
2100 /*
2101 * We only have this one client and we know that 0x400
2102 * is free in our kernel's mem map, so lets just
2103 * drop it there. It seems that the minisrc doesn't
2104 * need vectors, so we won't bother with them..
2105 */
2106 data = (const __le16 *)chip->assp_minisrc_image->data;
2107 for (i = 0; i * 2 < chip->assp_minisrc_image->size; i++) {
2108 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2109 0x400 + i, le16_to_cpu(data[i]));
2110 }
2111
2112 /*
2113 * write the coefficients for the low pass filter?
2114 */
2115 for (i = 0; i < MINISRC_LPF_LEN ; i++) {
2116 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2117 0x400 + MINISRC_COEF_LOC + i,
2118 minisrc_lpf[i]);
2119 }
2120
2121 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE,
2122 0x400 + MINISRC_COEF_LOC + MINISRC_LPF_LEN,
2123 0x8000);
2124
2125 /*
2126 * the minisrc is the only thing on
2127 * our task list..
2128 */
2129 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2130 KDATA_TASK0,
2131 0x400);
2132
2133 /*
2134 * init the mixer number..
2135 */
2136
2137 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2138 KDATA_MIXER_TASK_NUMBER,0);
2139
2140 /*
2141 * EXTREME KERNEL MASTER VOLUME
2142 */
2143 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2144 KDATA_DAC_LEFT_VOLUME, ARB_VOLUME);
2145 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2146 KDATA_DAC_RIGHT_VOLUME, ARB_VOLUME);
2147
2148 chip->mixer_list.curlen = 0;
2149 chip->mixer_list.mem_addr = KDATA_MIXER_XFER0;
2150 chip->mixer_list.max = MAX_VIRTUAL_MIXER_CHANNELS;
2151 chip->adc1_list.curlen = 0;
2152 chip->adc1_list.mem_addr = KDATA_ADC1_XFER0;
2153 chip->adc1_list.max = MAX_VIRTUAL_ADC1_CHANNELS;
2154 chip->dma_list.curlen = 0;
2155 chip->dma_list.mem_addr = KDATA_DMA_XFER0;
2156 chip->dma_list.max = MAX_VIRTUAL_DMA_CHANNELS;
2157 chip->msrc_list.curlen = 0;
2158 chip->msrc_list.mem_addr = KDATA_INSTANCE0_MINISRC;
2159 chip->msrc_list.max = MAX_INSTANCE_MINISRC;
2160 }
2161
2162
2163 static int snd_m3_assp_client_init(struct snd_m3 *chip, struct m3_dma *s, int index)
2164 {
2165 int data_bytes = 2 * ( MINISRC_TMP_BUFFER_SIZE / 2 +
2166 MINISRC_IN_BUFFER_SIZE / 2 +
2167 1 + MINISRC_OUT_BUFFER_SIZE / 2 + 1 );
2168 int address, i;
2169
2170 /*
2171 * the revb memory map has 0x1100 through 0x1c00
2172 * free.
2173 */
2174
2175 /*
2176 * align instance address to 256 bytes so that its
2177 * shifted list address is aligned.
2178 * list address = (mem address >> 1) >> 7;
2179 */
2180 data_bytes = ALIGN(data_bytes, 256);
2181 address = 0x1100 + ((data_bytes/2) * index);
2182
2183 if ((address + (data_bytes/2)) >= 0x1c00) {
2184 dev_err(chip->card->dev,
2185 "no memory for %d bytes at ind %d (addr 0x%x)\n",
2186 data_bytes, index, address);
2187 return -ENOMEM;
2188 }
2189
2190 s->number = index;
2191 s->inst.code = 0x400;
2192 s->inst.data = address;
2193
2194 for (i = data_bytes / 2; i > 0; address++, i--) {
2195 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2196 address, 0);
2197 }
2198
2199 return 0;
2200 }
2201
2202
2203 /*
2204 * this works for the reference board, have to find
2205 * out about others
2206 *
2207 * this needs more magic for 4 speaker, but..
2208 */
2209 static void
2210 snd_m3_amp_enable(struct snd_m3 *chip, int enable)
2211 {
2212 int io = chip->iobase;
2213 u16 gpo, polarity;
2214
2215 if (! chip->external_amp)
2216 return;
2217
2218 polarity = enable ? 0 : 1;
2219 polarity = polarity << chip->amp_gpio;
2220 gpo = 1 << chip->amp_gpio;
2221
2222 outw(~gpo, io + GPIO_MASK);
2223
2224 outw(inw(io + GPIO_DIRECTION) | gpo,
2225 io + GPIO_DIRECTION);
2226
2227 outw((GPO_SECONDARY_AC97 | GPO_PRIMARY_AC97 | polarity),
2228 io + GPIO_DATA);
2229
2230 outw(0xffff, io + GPIO_MASK);
2231 }
2232
2233 static void
2234 snd_m3_hv_init(struct snd_m3 *chip)
2235 {
2236 unsigned long io = chip->iobase;
2237 u16 val = GPI_VOL_DOWN | GPI_VOL_UP;
2238
2239 if (!chip->is_omnibook)
2240 return;
2241
2242 /*
2243 * Volume buttons on some HP OmniBook laptops
2244 * require some GPIO magic to work correctly.
2245 */
2246 outw(0xffff, io + GPIO_MASK);
2247 outw(0x0000, io + GPIO_DATA);
2248
2249 outw(~val, io + GPIO_MASK);
2250 outw(inw(io + GPIO_DIRECTION) & ~val, io + GPIO_DIRECTION);
2251 outw(val, io + GPIO_MASK);
2252
2253 outw(0xffff, io + GPIO_MASK);
2254 }
2255
2256 static int
2257 snd_m3_chip_init(struct snd_m3 *chip)
2258 {
2259 struct pci_dev *pcidev = chip->pci;
2260 unsigned long io = chip->iobase;
2261 u32 n;
2262 u16 w;
2263 u8 t; /* makes as much sense as 'n', no? */
2264
2265 pci_read_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, &w);
2266 w &= ~(SOUND_BLASTER_ENABLE|FM_SYNTHESIS_ENABLE|
2267 MPU401_IO_ENABLE|MPU401_IRQ_ENABLE|ALIAS_10BIT_IO|
2268 DISABLE_LEGACY);
2269 pci_write_config_word(pcidev, PCI_LEGACY_AUDIO_CTRL, w);
2270
2271 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2272 n &= ~(HV_CTRL_ENABLE | REDUCED_DEBOUNCE | HV_BUTTON_FROM_GD);
2273 n |= chip->hv_config;
2274 /* For some reason we must always use reduced debounce. */
2275 n |= REDUCED_DEBOUNCE;
2276 n |= PM_CTRL_ENABLE | CLK_DIV_BY_49 | USE_PCI_TIMING;
2277 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2278
2279 outb(RESET_ASSP, chip->iobase + ASSP_CONTROL_B);
2280 pci_read_config_dword(pcidev, PCI_ALLEGRO_CONFIG, &n);
2281 n &= ~INT_CLK_SELECT;
2282 if (!chip->allegro_flag) {
2283 n &= ~INT_CLK_MULT_ENABLE;
2284 n |= INT_CLK_SRC_NOT_PCI;
2285 }
2286 n &= ~( CLK_MULT_MODE_SELECT | CLK_MULT_MODE_SELECT_2 );
2287 pci_write_config_dword(pcidev, PCI_ALLEGRO_CONFIG, n);
2288
2289 if (chip->allegro_flag) {
2290 pci_read_config_dword(pcidev, PCI_USER_CONFIG, &n);
2291 n |= IN_CLK_12MHZ_SELECT;
2292 pci_write_config_dword(pcidev, PCI_USER_CONFIG, n);
2293 }
2294
2295 t = inb(chip->iobase + ASSP_CONTROL_A);
2296 t &= ~( DSP_CLK_36MHZ_SELECT | ASSP_CLK_49MHZ_SELECT);
2297 t |= ASSP_CLK_49MHZ_SELECT;
2298 t |= ASSP_0_WS_ENABLE;
2299 outb(t, chip->iobase + ASSP_CONTROL_A);
2300
2301 snd_m3_assp_init(chip); /* download DSP code before starting ASSP below */
2302 outb(RUN_ASSP, chip->iobase + ASSP_CONTROL_B);
2303
2304 outb(0x00, io + HARDWARE_VOL_CTRL);
2305 outb(0x88, io + SHADOW_MIX_REG_VOICE);
2306 outb(0x88, io + HW_VOL_COUNTER_VOICE);
2307 outb(0x88, io + SHADOW_MIX_REG_MASTER);
2308 outb(0x88, io + HW_VOL_COUNTER_MASTER);
2309
2310 return 0;
2311 }
2312
2313 static void
2314 snd_m3_enable_ints(struct snd_m3 *chip)
2315 {
2316 unsigned long io = chip->iobase;
2317 unsigned short val;
2318
2319 /* TODO: MPU401 not supported yet */
2320 val = ASSP_INT_ENABLE /*| MPU401_INT_ENABLE*/;
2321 if (chip->hv_config & HV_CTRL_ENABLE)
2322 val |= HV_INT_ENABLE;
2323 outb(val, chip->iobase + HOST_INT_STATUS);
2324 outw(val, io + HOST_INT_CTRL);
2325 outb(inb(io + ASSP_CONTROL_C) | ASSP_HOST_INT_ENABLE,
2326 io + ASSP_CONTROL_C);
2327 }
2328
2329
2330 /*
2331 */
2332
2333 static void snd_m3_free(struct snd_card *card)
2334 {
2335 struct snd_m3 *chip = card->private_data;
2336 struct m3_dma *s;
2337 int i;
2338
2339 cancel_work_sync(&chip->hwvol_work);
2340
2341 if (chip->substreams) {
2342 spin_lock_irq(&chip->reg_lock);
2343 for (i = 0; i < chip->num_substreams; i++) {
2344 s = &chip->substreams[i];
2345 /* check surviving pcms; this should not happen though.. */
2346 if (s->substream && s->running)
2347 snd_m3_pcm_stop(chip, s, s->substream);
2348 }
2349 spin_unlock_irq(&chip->reg_lock);
2350 }
2351 if (chip->iobase) {
2352 outw(0, chip->iobase + HOST_INT_CTRL); /* disable ints */
2353 }
2354
2355 vfree(chip->suspend_mem);
2356 release_firmware(chip->assp_kernel_image);
2357 release_firmware(chip->assp_minisrc_image);
2358 }
2359
2360
2361 /*
2362 * APM support
2363 */
2364 static int m3_suspend(struct device *dev)
2365 {
2366 struct snd_card *card = dev_get_drvdata(dev);
2367 struct snd_m3 *chip = card->private_data;
2368 int i, dsp_index;
2369
2370 if (chip->suspend_mem == NULL)
2371 return 0;
2372
2373 chip->in_suspend = 1;
2374 cancel_work_sync(&chip->hwvol_work);
2375 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2376 snd_ac97_suspend(chip->ac97);
2377
2378 msleep(10); /* give the assp a chance to idle.. */
2379
2380 snd_m3_assp_halt(chip);
2381
2382 /* save dsp image */
2383 dsp_index = 0;
2384 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2385 chip->suspend_mem[dsp_index++] =
2386 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_CODE, i);
2387 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2388 chip->suspend_mem[dsp_index++] =
2389 snd_m3_assp_read(chip, MEMTYPE_INTERNAL_DATA, i);
2390 return 0;
2391 }
2392
2393 static int m3_resume(struct device *dev)
2394 {
2395 struct snd_card *card = dev_get_drvdata(dev);
2396 struct snd_m3 *chip = card->private_data;
2397 int i, dsp_index;
2398
2399 if (chip->suspend_mem == NULL)
2400 return 0;
2401
2402 /* first lets just bring everything back. .*/
2403 snd_m3_outw(chip, 0, 0x54);
2404 snd_m3_outw(chip, 0, 0x56);
2405
2406 snd_m3_chip_init(chip);
2407 snd_m3_assp_halt(chip);
2408 snd_m3_ac97_reset(chip);
2409
2410 /* restore dsp image */
2411 dsp_index = 0;
2412 for (i = REV_B_CODE_MEMORY_BEGIN; i <= REV_B_CODE_MEMORY_END; i++)
2413 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_CODE, i,
2414 chip->suspend_mem[dsp_index++]);
2415 for (i = REV_B_DATA_MEMORY_BEGIN ; i <= REV_B_DATA_MEMORY_END; i++)
2416 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA, i,
2417 chip->suspend_mem[dsp_index++]);
2418
2419 /* tell the dma engine to restart itself */
2420 snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
2421 KDATA_DMA_ACTIVE, 0);
2422
2423 /* restore ac97 registers */
2424 snd_ac97_resume(chip->ac97);
2425
2426 snd_m3_assp_continue(chip);
2427 snd_m3_enable_ints(chip);
2428 snd_m3_amp_enable(chip, 1);
2429
2430 snd_m3_hv_init(chip);
2431
2432 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2433 chip->in_suspend = 0;
2434 return 0;
2435 }
2436
2437 static DEFINE_SIMPLE_DEV_PM_OPS(m3_pm, m3_suspend, m3_resume);
2438
2439 #ifdef CONFIG_SND_MAESTRO3_INPUT
2440 static int snd_m3_input_register(struct snd_m3 *chip)
2441 {
2442 struct input_dev *input_dev;
2443 int err;
2444
2445 input_dev = devm_input_allocate_device(&chip->pci->dev);
2446 if (!input_dev)
2447 return -ENOMEM;
2448
2449 snprintf(chip->phys, sizeof(chip->phys), "pci-%s/input0",
2450 pci_name(chip->pci));
2451
2452 input_dev->name = chip->card->driver;
2453 input_dev->phys = chip->phys;
2454 input_dev->id.bustype = BUS_PCI;
2455 input_dev->id.vendor = chip->pci->vendor;
2456 input_dev->id.product = chip->pci->device;
2457 input_dev->dev.parent = &chip->pci->dev;
2458
2459 __set_bit(EV_KEY, input_dev->evbit);
2460 __set_bit(KEY_MUTE, input_dev->keybit);
2461 __set_bit(KEY_VOLUMEDOWN, input_dev->keybit);
2462 __set_bit(KEY_VOLUMEUP, input_dev->keybit);
2463
2464 err = input_register_device(input_dev);
2465 if (err)
2466 return err;
2467
2468 chip->input_dev = input_dev;
2469 return 0;
2470 }
2471 #endif /* CONFIG_INPUT */
2472
2473 /*
2474 */
2475
2476 static int
2477 snd_m3_create(struct snd_card *card, struct pci_dev *pci,
2478 int enable_amp,
2479 int amp_gpio)
2480 {
2481 struct snd_m3 *chip = card->private_data;
2482 int i, err;
2483 const struct snd_pci_quirk *quirk;
2484
2485 if (pcim_enable_device(pci))
2486 return -EIO;
2487
2488 /* check, if we can restrict PCI DMA transfers to 28 bits */
2489 if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(28))) {
2490 dev_err(card->dev,
2491 "architecture does not support 28bit PCI busmaster DMA\n");
2492 return -ENXIO;
2493 }
2494
2495 spin_lock_init(&chip->reg_lock);
2496
2497 switch (pci->device) {
2498 case PCI_DEVICE_ID_ESS_ALLEGRO:
2499 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2500 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2501 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2502 chip->allegro_flag = 1;
2503 break;
2504 }
2505
2506 chip->card = card;
2507 chip->pci = pci;
2508 chip->irq = -1;
2509 INIT_WORK(&chip->hwvol_work, snd_m3_update_hw_volume);
2510 card->private_free = snd_m3_free;
2511
2512 chip->external_amp = enable_amp;
2513 if (amp_gpio >= 0 && amp_gpio <= 0x0f)
2514 chip->amp_gpio = amp_gpio;
2515 else {
2516 quirk = snd_pci_quirk_lookup(pci, m3_amp_quirk_list);
2517 if (quirk) {
2518 dev_info(card->dev, "set amp-gpio for '%s'\n",
2519 snd_pci_quirk_name(quirk));
2520 chip->amp_gpio = quirk->value;
2521 } else if (chip->allegro_flag)
2522 chip->amp_gpio = GPO_EXT_AMP_ALLEGRO;
2523 else /* presumably this is for all 'maestro3's.. */
2524 chip->amp_gpio = GPO_EXT_AMP_M3;
2525 }
2526
2527 quirk = snd_pci_quirk_lookup(pci, m3_irda_quirk_list);
2528 if (quirk) {
2529 dev_info(card->dev, "enabled irda workaround for '%s'\n",
2530 snd_pci_quirk_name(quirk));
2531 chip->irda_workaround = 1;
2532 }
2533 quirk = snd_pci_quirk_lookup(pci, m3_hv_quirk_list);
2534 if (quirk)
2535 chip->hv_config = quirk->value;
2536 if (snd_pci_quirk_lookup(pci, m3_omnibook_quirk_list))
2537 chip->is_omnibook = 1;
2538
2539 chip->num_substreams = NR_DSPS;
2540 chip->substreams = devm_kcalloc(&pci->dev, chip->num_substreams,
2541 sizeof(struct m3_dma), GFP_KERNEL);
2542 if (!chip->substreams)
2543 return -ENOMEM;
2544
2545 err = request_firmware(&chip->assp_kernel_image,
2546 "ess/maestro3_assp_kernel.fw", &pci->dev);
2547 if (err < 0)
2548 return err;
2549
2550 err = request_firmware(&chip->assp_minisrc_image,
2551 "ess/maestro3_assp_minisrc.fw", &pci->dev);
2552 if (err < 0)
2553 return err;
2554
2555 err = pci_request_regions(pci, card->driver);
2556 if (err < 0)
2557 return err;
2558
2559 chip->iobase = pci_resource_start(pci, 0);
2560
2561 /* just to be sure */
2562 pci_set_master(pci);
2563
2564 snd_m3_chip_init(chip);
2565 snd_m3_assp_halt(chip);
2566
2567 snd_m3_ac97_reset(chip);
2568
2569 snd_m3_amp_enable(chip, 1);
2570
2571 snd_m3_hv_init(chip);
2572
2573 if (devm_request_irq(&pci->dev, pci->irq, snd_m3_interrupt, IRQF_SHARED,
2574 KBUILD_MODNAME, chip)) {
2575 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2576 return -ENOMEM;
2577 }
2578 chip->irq = pci->irq;
2579 card->sync_irq = chip->irq;
2580
2581 if (IS_ENABLED(CONFIG_PM_SLEEP)) {
2582 chip->suspend_mem =
2583 vmalloc(array_size(sizeof(u16),
2584 REV_B_CODE_MEMORY_LENGTH +
2585 REV_B_DATA_MEMORY_LENGTH));
2586 if (!chip->suspend_mem)
2587 dev_warn(card->dev, "can't allocate apm buffer\n");
2588 }
2589
2590 err = snd_m3_mixer(chip);
2591 if (err < 0)
2592 return err;
2593
2594 for (i = 0; i < chip->num_substreams; i++) {
2595 struct m3_dma *s = &chip->substreams[i];
2596 err = snd_m3_assp_client_init(chip, s, i);
2597 if (err < 0)
2598 return err;
2599 }
2600
2601 err = snd_m3_pcm(chip, 0);
2602 if (err < 0)
2603 return err;
2604
2605 #ifdef CONFIG_SND_MAESTRO3_INPUT
2606 if (chip->hv_config & HV_CTRL_ENABLE) {
2607 err = snd_m3_input_register(chip);
2608 if (err)
2609 dev_warn(card->dev,
2610 "Input device registration failed with error %i",
2611 err);
2612 }
2613 #endif
2614
2615 snd_m3_enable_ints(chip);
2616 snd_m3_assp_continue(chip);
2617
2618 return 0;
2619 }
2620
2621 /*
2622 */
2623 static int
2624 __snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2625 {
2626 static int dev;
2627 struct snd_card *card;
2628 struct snd_m3 *chip;
2629 int err;
2630
2631 /* don't pick up modems */
2632 if (((pci->class >> 8) & 0xffff) != PCI_CLASS_MULTIMEDIA_AUDIO)
2633 return -ENODEV;
2634
2635 if (dev >= SNDRV_CARDS)
2636 return -ENODEV;
2637 if (!enable[dev]) {
2638 dev++;
2639 return -ENOENT;
2640 }
2641
2642 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2643 sizeof(*chip), &card);
2644 if (err < 0)
2645 return err;
2646 chip = card->private_data;
2647
2648 switch (pci->device) {
2649 case PCI_DEVICE_ID_ESS_ALLEGRO:
2650 case PCI_DEVICE_ID_ESS_ALLEGRO_1:
2651 strcpy(card->driver, "Allegro");
2652 break;
2653 case PCI_DEVICE_ID_ESS_CANYON3D_2LE:
2654 case PCI_DEVICE_ID_ESS_CANYON3D_2:
2655 strcpy(card->driver, "Canyon3D-2");
2656 break;
2657 default:
2658 strcpy(card->driver, "Maestro3");
2659 break;
2660 }
2661
2662 err = snd_m3_create(card, pci, external_amp[dev], amp_gpio[dev]);
2663 if (err < 0)
2664 return err;
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 err = snd_card_register(card);
2671 if (err < 0)
2672 return err;
2673
2674 #if 0 /* TODO: not supported yet */
2675 /* TODO enable MIDI IRQ and I/O */
2676 err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
2677 chip->iobase + MPU401_DATA_PORT,
2678 MPU401_INFO_INTEGRATED | MPU401_INFO_IRQ_HOOK,
2679 -1, &chip->rmidi);
2680 if (err < 0)
2681 dev_warn(card->dev, "no MIDI support.\n");
2682 #endif
2683
2684 pci_set_drvdata(pci, card);
2685 dev++;
2686 return 0;
2687 }
2688
2689 static int
2690 snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
2691 {
2692 return snd_card_free_on_error(&pci->dev, __snd_m3_probe(pci, pci_id));
2693 }
2694
2695 static struct pci_driver m3_driver = {
2696 .name = KBUILD_MODNAME,
2697 .id_table = snd_m3_ids,
2698 .probe = snd_m3_probe,
2699 .driver = {
2700 .pm = &m3_pm,
2701 },
2702 };
2703
2704 module_pci_driver(m3_driver);
Linux Kernel