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d0ce9946 CL |
1 | /* |
2 | * C-Media CMI8788 driver - main driver module | |
3 | * | |
4 | * Copyright (c) Clemens Ladisch <clemens@ladisch.de> | |
5 | * | |
6 | * | |
7 | * This driver is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License, version 2. | |
9 | * | |
10 | * This driver is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this driver; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | */ | |
19 | ||
d0ce9946 CL |
20 | #include <linux/delay.h> |
21 | #include <linux/interrupt.h> | |
22 | #include <linux/mutex.h> | |
23 | #include <linux/pci.h> | |
24 | #include <sound/ac97_codec.h> | |
25 | #include <sound/asoundef.h> | |
26 | #include <sound/core.h> | |
27 | #include <sound/info.h> | |
28 | #include <sound/mpu401.h> | |
29 | #include <sound/pcm.h> | |
30 | #include "oxygen.h" | |
878ac3ee | 31 | #include "cm9780.h" |
d0ce9946 CL |
32 | |
33 | MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); | |
34 | MODULE_DESCRIPTION("C-Media CMI8788 helper library"); | |
35 | MODULE_LICENSE("GPL"); | |
36 | ||
37 | ||
38 | static irqreturn_t oxygen_interrupt(int dummy, void *dev_id) | |
39 | { | |
40 | struct oxygen *chip = dev_id; | |
41 | unsigned int status, clear, elapsed_streams, i; | |
42 | ||
43 | status = oxygen_read16(chip, OXYGEN_INTERRUPT_STATUS); | |
44 | if (!status) | |
45 | return IRQ_NONE; | |
46 | ||
47 | spin_lock(&chip->reg_lock); | |
48 | ||
49 | clear = status & (OXYGEN_CHANNEL_A | | |
50 | OXYGEN_CHANNEL_B | | |
51 | OXYGEN_CHANNEL_C | | |
52 | OXYGEN_CHANNEL_SPDIF | | |
53 | OXYGEN_CHANNEL_MULTICH | | |
54 | OXYGEN_CHANNEL_AC97 | | |
c2353a08 | 55 | OXYGEN_INT_SPDIF_IN_DETECT | |
d0ce9946 CL |
56 | OXYGEN_INT_GPIO); |
57 | if (clear) { | |
c2353a08 CL |
58 | if (clear & OXYGEN_INT_SPDIF_IN_DETECT) |
59 | chip->interrupt_mask &= ~OXYGEN_INT_SPDIF_IN_DETECT; | |
d0ce9946 CL |
60 | oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, |
61 | chip->interrupt_mask & ~clear); | |
62 | oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, | |
63 | chip->interrupt_mask); | |
64 | } | |
65 | ||
66 | elapsed_streams = status & chip->pcm_running; | |
67 | ||
68 | spin_unlock(&chip->reg_lock); | |
69 | ||
70 | for (i = 0; i < PCM_COUNT; ++i) | |
71 | if ((elapsed_streams & (1 << i)) && chip->streams[i]) | |
72 | snd_pcm_period_elapsed(chip->streams[i]); | |
73 | ||
c2353a08 | 74 | if (status & OXYGEN_INT_SPDIF_IN_DETECT) { |
d0ce9946 CL |
75 | spin_lock(&chip->reg_lock); |
76 | i = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL); | |
7f0b8946 CL |
77 | if (i & (OXYGEN_SPDIF_SENSE_INT | OXYGEN_SPDIF_LOCK_INT | |
78 | OXYGEN_SPDIF_RATE_INT)) { | |
79 | /* write the interrupt bit(s) to clear */ | |
d0ce9946 CL |
80 | oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, i); |
81 | schedule_work(&chip->spdif_input_bits_work); | |
82 | } | |
83 | spin_unlock(&chip->reg_lock); | |
84 | } | |
85 | ||
86 | if (status & OXYGEN_INT_GPIO) | |
87 | ; | |
88 | ||
89 | if ((status & OXYGEN_INT_MIDI) && chip->midi) | |
90 | snd_mpu401_uart_interrupt(0, chip->midi->private_data); | |
91 | ||
92 | return IRQ_HANDLED; | |
93 | } | |
94 | ||
95 | static void oxygen_spdif_input_bits_changed(struct work_struct *work) | |
96 | { | |
97 | struct oxygen *chip = container_of(work, struct oxygen, | |
98 | spdif_input_bits_work); | |
7f0b8946 | 99 | u32 reg; |
d0ce9946 | 100 | |
7f0b8946 CL |
101 | /* |
102 | * This function gets called when there is new activity on the SPDIF | |
103 | * input, or when we lose lock on the input signal, or when the rate | |
104 | * changes. | |
105 | */ | |
d0ce9946 | 106 | msleep(1); |
7f0b8946 CL |
107 | spin_lock_irq(&chip->reg_lock); |
108 | reg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL); | |
109 | if ((reg & (OXYGEN_SPDIF_SENSE_STATUS | | |
110 | OXYGEN_SPDIF_LOCK_STATUS)) | |
111 | == OXYGEN_SPDIF_SENSE_STATUS) { | |
112 | /* | |
113 | * If we detect activity on the SPDIF input but cannot lock to | |
114 | * a signal, the clock bit is likely to be wrong. | |
115 | */ | |
116 | reg ^= OXYGEN_SPDIF_IN_CLOCK_MASK; | |
117 | oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, reg); | |
d0ce9946 CL |
118 | spin_unlock_irq(&chip->reg_lock); |
119 | msleep(1); | |
7f0b8946 CL |
120 | spin_lock_irq(&chip->reg_lock); |
121 | reg = oxygen_read32(chip, OXYGEN_SPDIF_CONTROL); | |
122 | if ((reg & (OXYGEN_SPDIF_SENSE_STATUS | | |
123 | OXYGEN_SPDIF_LOCK_STATUS)) | |
124 | == OXYGEN_SPDIF_SENSE_STATUS) { | |
125 | /* nothing detected with either clock; give up */ | |
126 | if ((reg & OXYGEN_SPDIF_IN_CLOCK_MASK) | |
127 | == OXYGEN_SPDIF_IN_CLOCK_192) { | |
128 | /* | |
129 | * Reset clock to <= 96 kHz because this is | |
130 | * more likely to be received next time. | |
131 | */ | |
132 | reg &= ~OXYGEN_SPDIF_IN_CLOCK_MASK; | |
133 | reg |= OXYGEN_SPDIF_IN_CLOCK_96; | |
134 | oxygen_write32(chip, OXYGEN_SPDIF_CONTROL, reg); | |
135 | } | |
d0ce9946 CL |
136 | } |
137 | } | |
7f0b8946 | 138 | spin_unlock_irq(&chip->reg_lock); |
d0ce9946 | 139 | |
01a3affb | 140 | if (chip->controls[CONTROL_SPDIF_INPUT_BITS]) { |
d0ce9946 | 141 | spin_lock_irq(&chip->reg_lock); |
c2353a08 | 142 | chip->interrupt_mask |= OXYGEN_INT_SPDIF_IN_DETECT; |
d0ce9946 CL |
143 | oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, |
144 | chip->interrupt_mask); | |
145 | spin_unlock_irq(&chip->reg_lock); | |
146 | ||
7f0b8946 CL |
147 | /* |
148 | * We don't actually know that any channel status bits have | |
149 | * changed, but let's send a notification just to be sure. | |
150 | */ | |
d0ce9946 | 151 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
01a3affb | 152 | &chip->controls[CONTROL_SPDIF_INPUT_BITS]->id); |
d0ce9946 CL |
153 | } |
154 | } | |
155 | ||
156 | #ifdef CONFIG_PROC_FS | |
157 | static void oxygen_proc_read(struct snd_info_entry *entry, | |
158 | struct snd_info_buffer *buffer) | |
159 | { | |
160 | struct oxygen *chip = entry->private_data; | |
161 | int i, j; | |
162 | ||
163 | snd_iprintf(buffer, "CMI8788\n\n"); | |
164 | for (i = 0; i < 0x100; i += 0x10) { | |
165 | snd_iprintf(buffer, "%02x:", i); | |
166 | for (j = 0; j < 0x10; ++j) | |
167 | snd_iprintf(buffer, " %02x", oxygen_read8(chip, i + j)); | |
168 | snd_iprintf(buffer, "\n"); | |
169 | } | |
170 | if (mutex_lock_interruptible(&chip->mutex) < 0) | |
171 | return; | |
31c77643 CL |
172 | if (chip->has_ac97_0) { |
173 | snd_iprintf(buffer, "\nAC97\n"); | |
174 | for (i = 0; i < 0x80; i += 0x10) { | |
175 | snd_iprintf(buffer, "%02x:", i); | |
176 | for (j = 0; j < 0x10; j += 2) | |
177 | snd_iprintf(buffer, " %04x", | |
178 | oxygen_read_ac97(chip, 0, i + j)); | |
179 | snd_iprintf(buffer, "\n"); | |
180 | } | |
181 | } | |
182 | if (chip->has_ac97_1) { | |
183 | snd_iprintf(buffer, "\nAC97 2\n"); | |
184 | for (i = 0; i < 0x80; i += 0x10) { | |
185 | snd_iprintf(buffer, "%02x:", i); | |
186 | for (j = 0; j < 0x10; j += 2) | |
187 | snd_iprintf(buffer, " %04x", | |
188 | oxygen_read_ac97(chip, 1, i + j)); | |
189 | snd_iprintf(buffer, "\n"); | |
190 | } | |
d0ce9946 CL |
191 | } |
192 | mutex_unlock(&chip->mutex); | |
193 | } | |
194 | ||
195 | static void __devinit oxygen_proc_init(struct oxygen *chip) | |
196 | { | |
197 | struct snd_info_entry *entry; | |
198 | ||
199 | if (!snd_card_proc_new(chip->card, "cmi8788", &entry)) | |
200 | snd_info_set_text_ops(entry, chip, oxygen_proc_read); | |
201 | } | |
202 | #else | |
203 | #define oxygen_proc_init(chip) | |
204 | #endif | |
205 | ||
206 | static void __devinit oxygen_init(struct oxygen *chip) | |
207 | { | |
208 | unsigned int i; | |
209 | ||
210 | chip->dac_routing = 1; | |
211 | for (i = 0; i < 8; ++i) | |
212 | chip->dac_volume[i] = 0xff; | |
213 | chip->spdif_playback_enable = 1; | |
214 | chip->spdif_bits = OXYGEN_SPDIF_C | OXYGEN_SPDIF_ORIGINAL | | |
215 | (IEC958_AES1_CON_PCM_CODER << OXYGEN_SPDIF_CATEGORY_SHIFT); | |
216 | chip->spdif_pcm_bits = chip->spdif_bits; | |
217 | ||
218 | if (oxygen_read8(chip, OXYGEN_REVISION) & OXYGEN_REVISION_2) | |
219 | chip->revision = 2; | |
220 | else | |
221 | chip->revision = 1; | |
222 | ||
223 | if (chip->revision == 1) | |
c2353a08 CL |
224 | oxygen_set_bits8(chip, OXYGEN_MISC, |
225 | OXYGEN_MISC_PCI_MEM_W_1_CLOCK); | |
d0ce9946 | 226 | |
31c77643 CL |
227 | i = oxygen_read16(chip, OXYGEN_AC97_CONTROL); |
228 | chip->has_ac97_0 = (i & OXYGEN_AC97_CODEC_0) != 0; | |
229 | chip->has_ac97_1 = (i & OXYGEN_AC97_CODEC_1) != 0; | |
230 | ||
d0ce9946 CL |
231 | oxygen_set_bits8(chip, OXYGEN_FUNCTION, |
232 | OXYGEN_FUNCTION_RESET_CODEC | | |
84aa6b7b | 233 | chip->model->function_flags); |
b78e3dbb CL |
234 | oxygen_write8_masked(chip, OXYGEN_FUNCTION, |
235 | OXYGEN_FUNCTION_SPI, | |
236 | OXYGEN_FUNCTION_2WIRE_SPI_MASK); | |
237 | oxygen_write8(chip, OXYGEN_DMA_STATUS, 0); | |
238 | oxygen_write8(chip, OXYGEN_DMA_PAUSE, 0); | |
239 | oxygen_write8(chip, OXYGEN_PLAY_CHANNELS, | |
240 | OXYGEN_PLAY_CHANNELS_2 | | |
241 | OXYGEN_DMA_A_BURST_8 | | |
242 | OXYGEN_DMA_MULTICH_BURST_8); | |
243 | oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, 0); | |
244 | oxygen_write8_masked(chip, OXYGEN_MISC, 0, | |
245 | OXYGEN_MISC_WRITE_PCI_SUBID | | |
246 | OXYGEN_MISC_REC_C_FROM_SPDIF | | |
247 | OXYGEN_MISC_REC_B_FROM_AC97 | | |
248 | OXYGEN_MISC_REC_A_FROM_MULTICH); | |
249 | oxygen_write8(chip, OXYGEN_REC_FORMAT, | |
250 | (OXYGEN_FORMAT_16 << OXYGEN_REC_FORMAT_A_SHIFT) | | |
251 | (OXYGEN_FORMAT_16 << OXYGEN_REC_FORMAT_B_SHIFT) | | |
252 | (OXYGEN_FORMAT_16 << OXYGEN_REC_FORMAT_C_SHIFT)); | |
253 | oxygen_write8(chip, OXYGEN_PLAY_FORMAT, | |
254 | (OXYGEN_FORMAT_16 << OXYGEN_SPDIF_FORMAT_SHIFT) | | |
255 | (OXYGEN_FORMAT_16 << OXYGEN_MULTICH_FORMAT_SHIFT)); | |
256 | oxygen_write8(chip, OXYGEN_REC_CHANNELS, OXYGEN_REC_CHANNELS_2_2_2); | |
c9946b2c CL |
257 | oxygen_write16(chip, OXYGEN_I2S_MULTICH_FORMAT, |
258 | OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST | | |
259 | OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 | | |
260 | OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64); | |
261 | oxygen_write16(chip, OXYGEN_I2S_A_FORMAT, | |
262 | OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST | | |
263 | OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 | | |
264 | OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64); | |
265 | oxygen_write16(chip, OXYGEN_I2S_B_FORMAT, | |
266 | OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST | | |
267 | OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 | | |
268 | OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64); | |
269 | oxygen_write16(chip, OXYGEN_I2S_C_FORMAT, | |
270 | OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST | | |
271 | OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 | | |
272 | OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64); | |
7f0b8946 CL |
273 | oxygen_write32_masked(chip, OXYGEN_SPDIF_CONTROL, |
274 | OXYGEN_SPDIF_SENSE_MASK | | |
275 | OXYGEN_SPDIF_LOCK_MASK | | |
276 | OXYGEN_SPDIF_RATE_MASK | | |
277 | OXYGEN_SPDIF_LOCK_PAR | | |
278 | OXYGEN_SPDIF_IN_CLOCK_96, | |
279 | OXYGEN_SPDIF_OUT_ENABLE | | |
280 | OXYGEN_SPDIF_LOOPBACK | | |
281 | OXYGEN_SPDIF_SENSE_MASK | | |
282 | OXYGEN_SPDIF_LOCK_MASK | | |
283 | OXYGEN_SPDIF_RATE_MASK | | |
284 | OXYGEN_SPDIF_SENSE_PAR | | |
285 | OXYGEN_SPDIF_LOCK_PAR | | |
286 | OXYGEN_SPDIF_IN_CLOCK_MASK); | |
d0ce9946 | 287 | oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS, chip->spdif_bits); |
b78e3dbb CL |
288 | oxygen_clear_bits8(chip, OXYGEN_MPU401_CONTROL, OXYGEN_MPU401_LOOPBACK); |
289 | oxygen_write8(chip, OXYGEN_GPI_INTERRUPT_MASK, 0); | |
290 | oxygen_write16(chip, OXYGEN_GPIO_INTERRUPT_MASK, 0); | |
c9946b2c | 291 | oxygen_write16(chip, OXYGEN_PLAY_ROUTING, |
b78e3dbb CL |
292 | OXYGEN_PLAY_MULTICH_I2S_DAC | |
293 | OXYGEN_PLAY_SPDIF_SPDIF | | |
c9946b2c CL |
294 | (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) | |
295 | (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) | | |
296 | (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) | | |
297 | (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT)); | |
298 | oxygen_write8(chip, OXYGEN_REC_ROUTING, | |
299 | OXYGEN_REC_A_ROUTE_I2S_ADC_1 | | |
b78e3dbb | 300 | OXYGEN_REC_B_ROUTE_I2S_ADC_2 | |
c9946b2c CL |
301 | OXYGEN_REC_C_ROUTE_SPDIF); |
302 | oxygen_write8(chip, OXYGEN_ADC_MONITOR, 0); | |
303 | oxygen_write8(chip, OXYGEN_A_MONITOR_ROUTING, | |
304 | (0 << OXYGEN_A_MONITOR_ROUTE_0_SHIFT) | | |
305 | (1 << OXYGEN_A_MONITOR_ROUTE_1_SHIFT) | | |
306 | (2 << OXYGEN_A_MONITOR_ROUTE_2_SHIFT) | | |
307 | (3 << OXYGEN_A_MONITOR_ROUTE_3_SHIFT)); | |
d0ce9946 | 308 | |
c9946b2c | 309 | oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK, 0); |
b78e3dbb CL |
310 | oxygen_write32(chip, OXYGEN_AC97_OUT_CONFIG, 0); |
311 | oxygen_write32(chip, OXYGEN_AC97_IN_CONFIG, 0); | |
312 | if (!(chip->has_ac97_0 | chip->has_ac97_1)) | |
313 | oxygen_set_bits16(chip, OXYGEN_AC97_CONTROL, | |
314 | OXYGEN_AC97_CLOCK_DISABLE); | |
315 | if (!chip->has_ac97_0) { | |
316 | oxygen_set_bits16(chip, OXYGEN_AC97_CONTROL, | |
317 | OXYGEN_AC97_NO_CODEC_0); | |
318 | } else { | |
31c77643 CL |
319 | oxygen_write_ac97(chip, 0, AC97_RESET, 0); |
320 | msleep(1); | |
878ac3ee CL |
321 | oxygen_ac97_set_bits(chip, 0, CM9780_GPIO_SETUP, |
322 | CM9780_GPIO0IO | CM9780_GPIO1IO); | |
323 | oxygen_ac97_set_bits(chip, 0, CM9780_MIXER, | |
324 | CM9780_BSTSEL | CM9780_STRO_MIC | | |
325 | CM9780_MIX2FR | CM9780_PCBSW); | |
326 | oxygen_ac97_set_bits(chip, 0, CM9780_JACK, | |
327 | CM9780_RSOE | CM9780_CBOE | | |
328 | CM9780_SSOE | CM9780_FROE | | |
329 | CM9780_MIC2MIC | CM9780_LI2LI); | |
31c77643 CL |
330 | oxygen_write_ac97(chip, 0, AC97_MASTER, 0x0000); |
331 | oxygen_write_ac97(chip, 0, AC97_PC_BEEP, 0x8000); | |
332 | oxygen_write_ac97(chip, 0, AC97_MIC, 0x8808); | |
333 | oxygen_write_ac97(chip, 0, AC97_LINE, 0x0808); | |
334 | oxygen_write_ac97(chip, 0, AC97_CD, 0x8808); | |
335 | oxygen_write_ac97(chip, 0, AC97_VIDEO, 0x8808); | |
336 | oxygen_write_ac97(chip, 0, AC97_AUX, 0x8808); | |
337 | oxygen_write_ac97(chip, 0, AC97_REC_GAIN, 0x8000); | |
338 | oxygen_write_ac97(chip, 0, AC97_CENTER_LFE_MASTER, 0x8080); | |
339 | oxygen_write_ac97(chip, 0, AC97_SURROUND_MASTER, 0x8080); | |
31c77643 CL |
340 | /* power down unused ADCs and DACs */ |
341 | oxygen_ac97_set_bits(chip, 0, AC97_POWERDOWN, | |
342 | AC97_PD_PR0 | AC97_PD_PR1); | |
343 | oxygen_ac97_set_bits(chip, 0, AC97_EXTENDED_STATUS, | |
344 | AC97_EA_PRI | AC97_EA_PRJ | AC97_EA_PRK); | |
345 | } | |
b78e3dbb CL |
346 | if (chip->has_ac97_1) { |
347 | oxygen_set_bits32(chip, OXYGEN_AC97_OUT_CONFIG, | |
348 | OXYGEN_AC97_CODEC1_SLOT3 | | |
349 | OXYGEN_AC97_CODEC1_SLOT4); | |
350 | oxygen_write_ac97(chip, 1, AC97_RESET, 0); | |
351 | msleep(1); | |
352 | oxygen_write_ac97(chip, 1, AC97_MASTER, 0x0000); | |
353 | oxygen_write_ac97(chip, 1, AC97_HEADPHONE, 0x8000); | |
354 | oxygen_write_ac97(chip, 1, AC97_PC_BEEP, 0x8000); | |
355 | oxygen_write_ac97(chip, 1, AC97_MIC, 0x8808); | |
356 | oxygen_write_ac97(chip, 1, AC97_LINE, 0x8808); | |
357 | oxygen_write_ac97(chip, 1, AC97_CD, 0x8808); | |
358 | oxygen_write_ac97(chip, 1, AC97_VIDEO, 0x8808); | |
359 | oxygen_write_ac97(chip, 1, AC97_AUX, 0x8808); | |
360 | oxygen_write_ac97(chip, 1, AC97_PCM, 0x0808); | |
361 | oxygen_write_ac97(chip, 1, AC97_REC_SEL, 0x0000); | |
362 | oxygen_write_ac97(chip, 1, AC97_REC_GAIN, 0x8000); | |
363 | oxygen_ac97_clear_bits(chip, 1, AC97_REC_GAIN, 0x1c00); | |
364 | oxygen_ac97_set_bits(chip, 1, 0x6a, 0x0040); | |
365 | } | |
d0ce9946 CL |
366 | } |
367 | ||
368 | static void oxygen_card_free(struct snd_card *card) | |
369 | { | |
370 | struct oxygen *chip = card->private_data; | |
371 | ||
372 | spin_lock_irq(&chip->reg_lock); | |
373 | chip->interrupt_mask = 0; | |
374 | chip->pcm_running = 0; | |
375 | oxygen_write16(chip, OXYGEN_DMA_STATUS, 0); | |
376 | oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, 0); | |
377 | spin_unlock_irq(&chip->reg_lock); | |
378 | if (chip->irq >= 0) { | |
379 | free_irq(chip->irq, chip); | |
380 | synchronize_irq(chip->irq); | |
381 | } | |
382 | flush_scheduled_work(); | |
383 | chip->model->cleanup(chip); | |
384 | mutex_destroy(&chip->mutex); | |
385 | pci_release_regions(chip->pci); | |
386 | pci_disable_device(chip->pci); | |
387 | } | |
388 | ||
389 | int __devinit oxygen_pci_probe(struct pci_dev *pci, int index, char *id, | |
44fb7aae | 390 | int midi, const struct oxygen_model *model) |
d0ce9946 CL |
391 | { |
392 | struct snd_card *card; | |
393 | struct oxygen *chip; | |
394 | int err; | |
395 | ||
7ef37cd9 CL |
396 | card = snd_card_new(index, id, model->owner, |
397 | sizeof *chip + model->model_data_size); | |
d0ce9946 CL |
398 | if (!card) |
399 | return -ENOMEM; | |
400 | ||
401 | chip = card->private_data; | |
402 | chip->card = card; | |
403 | chip->pci = pci; | |
404 | chip->irq = -1; | |
405 | chip->model = model; | |
7ef37cd9 | 406 | chip->model_data = chip + 1; |
d0ce9946 CL |
407 | spin_lock_init(&chip->reg_lock); |
408 | mutex_init(&chip->mutex); | |
409 | INIT_WORK(&chip->spdif_input_bits_work, | |
410 | oxygen_spdif_input_bits_changed); | |
411 | ||
412 | err = pci_enable_device(pci); | |
413 | if (err < 0) | |
414 | goto err_card; | |
415 | ||
416 | err = pci_request_regions(pci, model->chip); | |
417 | if (err < 0) { | |
418 | snd_printk(KERN_ERR "cannot reserve PCI resources\n"); | |
419 | goto err_pci_enable; | |
420 | } | |
421 | ||
422 | if (!(pci_resource_flags(pci, 0) & IORESOURCE_IO) || | |
423 | pci_resource_len(pci, 0) < 0x100) { | |
424 | snd_printk(KERN_ERR "invalid PCI I/O range\n"); | |
425 | err = -ENXIO; | |
426 | goto err_pci_regions; | |
427 | } | |
428 | chip->addr = pci_resource_start(pci, 0); | |
429 | ||
430 | pci_set_master(pci); | |
431 | snd_card_set_dev(card, &pci->dev); | |
432 | card->private_free = oxygen_card_free; | |
433 | ||
434 | oxygen_init(chip); | |
435 | model->init(chip); | |
436 | ||
437 | err = request_irq(pci->irq, oxygen_interrupt, IRQF_SHARED, | |
438 | model->chip, chip); | |
439 | if (err < 0) { | |
440 | snd_printk(KERN_ERR "cannot grab interrupt %d\n", pci->irq); | |
441 | goto err_card; | |
442 | } | |
443 | chip->irq = pci->irq; | |
444 | ||
445 | strcpy(card->driver, model->chip); | |
446 | strcpy(card->shortname, model->shortname); | |
447 | sprintf(card->longname, "%s (rev %u) at %#lx, irq %i", | |
448 | model->longname, chip->revision, chip->addr, chip->irq); | |
449 | strcpy(card->mixername, model->chip); | |
450 | snd_component_add(card, model->chip); | |
451 | ||
452 | err = oxygen_pcm_init(chip); | |
453 | if (err < 0) | |
454 | goto err_card; | |
455 | ||
456 | err = oxygen_mixer_init(chip); | |
457 | if (err < 0) | |
458 | goto err_card; | |
459 | ||
44fb7aae CL |
460 | oxygen_write8_masked(chip, OXYGEN_MISC, |
461 | midi ? OXYGEN_MISC_MIDI : 0, OXYGEN_MISC_MIDI); | |
462 | if (midi) { | |
d0ce9946 CL |
463 | err = snd_mpu401_uart_new(card, 0, MPU401_HW_CMIPCI, |
464 | chip->addr + OXYGEN_MPU401, | |
465 | MPU401_INFO_INTEGRATED, 0, 0, | |
466 | &chip->midi); | |
467 | if (err < 0) | |
468 | goto err_card; | |
469 | } | |
470 | ||
471 | oxygen_proc_init(chip); | |
472 | ||
473 | spin_lock_irq(&chip->reg_lock); | |
c2353a08 | 474 | chip->interrupt_mask |= OXYGEN_INT_SPDIF_IN_DETECT; |
d0ce9946 CL |
475 | oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, chip->interrupt_mask); |
476 | spin_unlock_irq(&chip->reg_lock); | |
477 | ||
478 | err = snd_card_register(card); | |
479 | if (err < 0) | |
480 | goto err_card; | |
481 | ||
482 | pci_set_drvdata(pci, card); | |
483 | return 0; | |
484 | ||
485 | err_pci_regions: | |
486 | pci_release_regions(pci); | |
487 | err_pci_enable: | |
488 | pci_disable_device(pci); | |
489 | err_card: | |
490 | snd_card_free(card); | |
491 | return err; | |
492 | } | |
493 | EXPORT_SYMBOL(oxygen_pci_probe); | |
494 | ||
495 | void __devexit oxygen_pci_remove(struct pci_dev *pci) | |
496 | { | |
497 | snd_card_free(pci_get_drvdata(pci)); | |
498 | pci_set_drvdata(pci, NULL); | |
499 | } | |
500 | EXPORT_SYMBOL(oxygen_pci_remove); |