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e12229b4 MB |
1 | /* |
2 | * Driver for Digigram pcxhr compatible soundcards | |
3 | * | |
4 | * hwdep device manager | |
5 | * | |
6 | * Copyright (c) 2004 by Digigram <alsa@digigram.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
e12229b4 MB |
23 | #include <linux/interrupt.h> |
24 | #include <linux/vmalloc.h> | |
25 | #include <linux/firmware.h> | |
26 | #include <linux/pci.h> | |
27 | #include <asm/io.h> | |
28 | #include <sound/core.h> | |
29 | #include <sound/hwdep.h> | |
30 | #include "pcxhr.h" | |
31 | #include "pcxhr_mixer.h" | |
32 | #include "pcxhr_hwdep.h" | |
33 | #include "pcxhr_core.h" | |
7628700e | 34 | #include "pcxhr_mix22.h" |
e12229b4 MB |
35 | |
36 | ||
37 | #if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) | |
38 | #if !defined(CONFIG_USE_PCXHRLOADER) && !defined(CONFIG_SND_PCXHR) /* built-in kernel */ | |
39 | #define SND_PCXHR_FW_LOADER /* use the standard firmware loader */ | |
40 | #endif | |
41 | #endif | |
42 | ||
43 | ||
7628700e | 44 | static int pcxhr_sub_init(struct pcxhr_mgr *mgr); |
e12229b4 MB |
45 | /* |
46 | * get basic information and init pcxhr card | |
47 | */ | |
e12229b4 MB |
48 | static int pcxhr_init_board(struct pcxhr_mgr *mgr) |
49 | { | |
50 | int err; | |
51 | struct pcxhr_rmh rmh; | |
52 | int card_streams; | |
53 | ||
54 | /* calc the number of all streams used */ | |
55 | if (mgr->mono_capture) | |
56 | card_streams = mgr->capture_chips * 2; | |
57 | else | |
58 | card_streams = mgr->capture_chips; | |
59 | card_streams += mgr->playback_chips * PCXHR_PLAYBACK_STREAMS; | |
60 | ||
61 | /* enable interrupts */ | |
62 | pcxhr_enable_dsp(mgr); | |
63 | ||
64 | pcxhr_init_rmh(&rmh, CMD_SUPPORTED); | |
65 | err = pcxhr_send_msg(mgr, &rmh); | |
66 | if (err) | |
67 | return err; | |
68 | /* test 8 or 12 phys out */ | |
da3cec35 TI |
69 | if ((rmh.stat[0] & MASK_FIRST_FIELD) != mgr->playback_chips * 2) |
70 | return -EINVAL; | |
e12229b4 | 71 | /* test 8 or 2 phys in */ |
7628700e | 72 | if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) < |
da3cec35 TI |
73 | mgr->capture_chips * 2) |
74 | return -EINVAL; | |
e12229b4 | 75 | /* test max nb substream per board */ |
da3cec35 TI |
76 | if ((rmh.stat[1] & 0x5F) < card_streams) |
77 | return -EINVAL; | |
e12229b4 | 78 | /* test max nb substream per pipe */ |
da3cec35 TI |
79 | if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS) |
80 | return -EINVAL; | |
7628700e MB |
81 | snd_printdd("supported formats : playback=%x capture=%x\n", |
82 | rmh.stat[2], rmh.stat[3]); | |
e12229b4 MB |
83 | |
84 | pcxhr_init_rmh(&rmh, CMD_VERSION); | |
85 | /* firmware num for DSP */ | |
86 | rmh.cmd[0] |= mgr->firmware_num; | |
87 | /* transfer granularity in samples (should be multiple of 48) */ | |
7628700e | 88 | rmh.cmd[1] = (1<<23) + mgr->granularity; |
e12229b4 MB |
89 | rmh.cmd_len = 2; |
90 | err = pcxhr_send_msg(mgr, &rmh); | |
91 | if (err) | |
92 | return err; | |
7628700e MB |
93 | snd_printdd("PCXHR DSP version is %d.%d.%d\n", (rmh.stat[0]>>16)&0xff, |
94 | (rmh.stat[0]>>8)&0xff, rmh.stat[0]&0xff); | |
e12229b4 MB |
95 | mgr->dsp_version = rmh.stat[0]; |
96 | ||
7628700e MB |
97 | if (mgr->is_hr_stereo) |
98 | err = hr222_sub_init(mgr); | |
99 | else | |
100 | err = pcxhr_sub_init(mgr); | |
101 | return err; | |
102 | } | |
103 | ||
104 | static int pcxhr_sub_init(struct pcxhr_mgr *mgr) | |
105 | { | |
106 | int err; | |
107 | struct pcxhr_rmh rmh; | |
108 | ||
e12229b4 MB |
109 | /* get options */ |
110 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); | |
111 | rmh.cmd[0] |= IO_NUM_REG_STATUS; | |
112 | rmh.cmd[1] = REG_STATUS_OPTIONS; | |
113 | rmh.cmd_len = 2; | |
114 | err = pcxhr_send_msg(mgr, &rmh); | |
115 | if (err) | |
116 | return err; | |
117 | ||
7628700e MB |
118 | if ((rmh.stat[1] & REG_STATUS_OPT_DAUGHTER_MASK) == |
119 | REG_STATUS_OPT_ANALOG_BOARD) | |
120 | mgr->board_has_analog = 1; /* analog addon board found */ | |
e12229b4 MB |
121 | |
122 | /* unmute inputs */ | |
123 | err = pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, | |
124 | REG_CONT_UNMUTE_INPUTS, NULL); | |
125 | if (err) | |
126 | return err; | |
7628700e MB |
127 | /* unmute outputs (a write to IO_NUM_REG_MUTE_OUT mutes!) */ |
128 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); | |
e12229b4 | 129 | rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; |
7628700e MB |
130 | if (DSP_EXT_CMD_SET(mgr)) { |
131 | rmh.cmd[1] = 1; /* unmute digital plugs */ | |
132 | rmh.cmd_len = 2; | |
133 | } | |
e12229b4 MB |
134 | err = pcxhr_send_msg(mgr, &rmh); |
135 | return err; | |
136 | } | |
137 | ||
138 | void pcxhr_reset_board(struct pcxhr_mgr *mgr) | |
139 | { | |
140 | struct pcxhr_rmh rmh; | |
141 | ||
142 | if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { | |
143 | /* mute outputs */ | |
7628700e | 144 | if (!mgr->is_hr_stereo) { |
e12229b4 MB |
145 | /* a read to IO_NUM_REG_MUTE_OUT register unmutes! */ |
146 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); | |
147 | rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; | |
148 | pcxhr_send_msg(mgr, &rmh); | |
149 | /* mute inputs */ | |
7628700e MB |
150 | pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, |
151 | 0, NULL); | |
152 | } | |
153 | /* stereo cards mute with reset of dsp */ | |
e12229b4 MB |
154 | } |
155 | /* reset pcxhr dsp */ | |
7628700e | 156 | if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_EPRM_INDEX)) |
e12229b4 MB |
157 | pcxhr_reset_dsp(mgr); |
158 | /* reset second xilinx */ | |
7628700e | 159 | if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_XLX_COM_INDEX)) { |
e12229b4 | 160 | pcxhr_reset_xilinx_com(mgr); |
7628700e MB |
161 | mgr->dsp_loaded = 1; |
162 | } | |
e12229b4 MB |
163 | return; |
164 | } | |
165 | ||
166 | ||
167 | /* | |
168 | * allocate a playback/capture pipe (pcmp0/pcmc0) | |
169 | */ | |
7628700e MB |
170 | static int pcxhr_dsp_allocate_pipe(struct pcxhr_mgr *mgr, |
171 | struct pcxhr_pipe *pipe, | |
172 | int is_capture, int pin) | |
e12229b4 MB |
173 | { |
174 | int stream_count, audio_count; | |
175 | int err; | |
176 | struct pcxhr_rmh rmh; | |
177 | ||
178 | if (is_capture) { | |
179 | stream_count = 1; | |
180 | if (mgr->mono_capture) | |
181 | audio_count = 1; | |
182 | else | |
183 | audio_count = 2; | |
184 | } else { | |
185 | stream_count = PCXHR_PLAYBACK_STREAMS; | |
186 | audio_count = 2; /* always stereo */ | |
187 | } | |
7628700e MB |
188 | snd_printdd("snd_add_ref_pipe pin(%d) pcm%c0\n", |
189 | pin, is_capture ? 'c' : 'p'); | |
e12229b4 MB |
190 | pipe->is_capture = is_capture; |
191 | pipe->first_audio = pin; | |
192 | /* define pipe (P_PCM_ONLY_MASK (0x020000) is not necessary) */ | |
193 | pcxhr_init_rmh(&rmh, CMD_RES_PIPE); | |
7628700e MB |
194 | pcxhr_set_pipe_cmd_params(&rmh, is_capture, pin, |
195 | audio_count, stream_count); | |
196 | rmh.cmd[1] |= 0x020000; /* add P_PCM_ONLY_MASK */ | |
197 | if (DSP_EXT_CMD_SET(mgr)) { | |
198 | /* add channel mask to command */ | |
199 | rmh.cmd[rmh.cmd_len++] = (audio_count == 1) ? 0x01 : 0x03; | |
200 | } | |
e12229b4 MB |
201 | err = pcxhr_send_msg(mgr, &rmh); |
202 | if (err < 0) { | |
7628700e MB |
203 | snd_printk(KERN_ERR "error pipe allocation " |
204 | "(CMD_RES_PIPE) err=%x!\n", err); | |
e12229b4 MB |
205 | return err; |
206 | } | |
207 | pipe->status = PCXHR_PIPE_DEFINED; | |
208 | ||
209 | return 0; | |
210 | } | |
211 | ||
212 | /* | |
213 | * free playback/capture pipe (pcmp0/pcmc0) | |
214 | */ | |
215 | #if 0 | |
216 | static int pcxhr_dsp_free_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe) | |
217 | { | |
218 | struct pcxhr_rmh rmh; | |
219 | int capture_mask = 0; | |
220 | int playback_mask = 0; | |
221 | int err = 0; | |
222 | ||
223 | if (pipe->is_capture) | |
224 | capture_mask = (1 << pipe->first_audio); | |
225 | else | |
226 | playback_mask = (1 << pipe->first_audio); | |
227 | ||
228 | /* stop one pipe */ | |
229 | err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0); | |
230 | if (err < 0) | |
231 | snd_printk(KERN_ERR "error stopping pipe!\n"); | |
232 | /* release the pipe */ | |
233 | pcxhr_init_rmh(&rmh, CMD_FREE_PIPE); | |
7628700e MB |
234 | pcxhr_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->first_audio, |
235 | 0, 0); | |
e12229b4 MB |
236 | err = pcxhr_send_msg(mgr, &rmh); |
237 | if (err < 0) | |
7628700e MB |
238 | snd_printk(KERN_ERR "error pipe release " |
239 | "(CMD_FREE_PIPE) err(%x)\n", err); | |
e12229b4 MB |
240 | pipe->status = PCXHR_PIPE_UNDEFINED; |
241 | return err; | |
242 | } | |
243 | #endif | |
244 | ||
245 | ||
246 | static int pcxhr_config_pipes(struct pcxhr_mgr *mgr) | |
247 | { | |
248 | int err, i, j; | |
249 | struct snd_pcxhr *chip; | |
250 | struct pcxhr_pipe *pipe; | |
251 | ||
252 | /* allocate the pipes on the dsp */ | |
253 | for (i = 0; i < mgr->num_cards; i++) { | |
254 | chip = mgr->chip[i]; | |
255 | if (chip->nb_streams_play) { | |
256 | pipe = &chip->playback_pipe; | |
257 | err = pcxhr_dsp_allocate_pipe( mgr, pipe, 0, i*2); | |
258 | if (err) | |
259 | return err; | |
260 | for(j = 0; j < chip->nb_streams_play; j++) | |
261 | chip->playback_stream[j].pipe = pipe; | |
262 | } | |
263 | for (j = 0; j < chip->nb_streams_capt; j++) { | |
264 | pipe = &chip->capture_pipe[j]; | |
265 | err = pcxhr_dsp_allocate_pipe(mgr, pipe, 1, i*2 + j); | |
266 | if (err) | |
267 | return err; | |
268 | chip->capture_stream[j].pipe = pipe; | |
269 | } | |
270 | } | |
271 | return 0; | |
272 | } | |
273 | ||
274 | static int pcxhr_start_pipes(struct pcxhr_mgr *mgr) | |
275 | { | |
276 | int i, j; | |
277 | struct snd_pcxhr *chip; | |
278 | int playback_mask = 0; | |
279 | int capture_mask = 0; | |
280 | ||
281 | /* start all the pipes on the dsp */ | |
282 | for (i = 0; i < mgr->num_cards; i++) { | |
283 | chip = mgr->chip[i]; | |
284 | if (chip->nb_streams_play) | |
7628700e | 285 | playback_mask |= 1 << chip->playback_pipe.first_audio; |
e12229b4 | 286 | for (j = 0; j < chip->nb_streams_capt; j++) |
7628700e | 287 | capture_mask |= 1 << chip->capture_pipe[j].first_audio; |
e12229b4 MB |
288 | } |
289 | return pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1); | |
290 | } | |
291 | ||
292 | ||
7628700e MB |
293 | static int pcxhr_dsp_load(struct pcxhr_mgr *mgr, int index, |
294 | const struct firmware *dsp) | |
e12229b4 MB |
295 | { |
296 | int err, card_index; | |
297 | ||
298 | snd_printdd("loading dsp [%d] size = %Zd\n", index, dsp->size); | |
299 | ||
300 | switch (index) { | |
301 | case PCXHR_FIRMWARE_XLX_INT_INDEX: | |
302 | pcxhr_reset_xilinx_com(mgr); | |
303 | return pcxhr_load_xilinx_binary(mgr, dsp, 0); | |
304 | ||
305 | case PCXHR_FIRMWARE_XLX_COM_INDEX: | |
306 | pcxhr_reset_xilinx_com(mgr); | |
307 | return pcxhr_load_xilinx_binary(mgr, dsp, 1); | |
308 | ||
309 | case PCXHR_FIRMWARE_DSP_EPRM_INDEX: | |
310 | pcxhr_reset_dsp(mgr); | |
311 | return pcxhr_load_eeprom_binary(mgr, dsp); | |
312 | ||
313 | case PCXHR_FIRMWARE_DSP_BOOT_INDEX: | |
314 | return pcxhr_load_boot_binary(mgr, dsp); | |
315 | ||
316 | case PCXHR_FIRMWARE_DSP_MAIN_INDEX: | |
317 | err = pcxhr_load_dsp_binary(mgr, dsp); | |
318 | if (err) | |
319 | return err; | |
320 | break; /* continue with first init */ | |
321 | default: | |
322 | snd_printk(KERN_ERR "wrong file index\n"); | |
323 | return -EFAULT; | |
324 | } /* end of switch file index*/ | |
325 | ||
326 | /* first communication with embedded */ | |
327 | err = pcxhr_init_board(mgr); | |
328 | if (err < 0) { | |
329 | snd_printk(KERN_ERR "pcxhr could not be set up\n"); | |
330 | return err; | |
331 | } | |
332 | err = pcxhr_config_pipes(mgr); | |
333 | if (err < 0) { | |
334 | snd_printk(KERN_ERR "pcxhr pipes could not be set up\n"); | |
335 | return err; | |
336 | } | |
337 | /* create devices and mixer in accordance with HW options*/ | |
338 | for (card_index = 0; card_index < mgr->num_cards; card_index++) { | |
339 | struct snd_pcxhr *chip = mgr->chip[card_index]; | |
340 | ||
341 | if ((err = pcxhr_create_pcm(chip)) < 0) | |
342 | return err; | |
343 | ||
344 | if (card_index == 0) { | |
345 | if ((err = pcxhr_create_mixer(chip->mgr)) < 0) | |
346 | return err; | |
347 | } | |
348 | if ((err = snd_card_register(chip->card)) < 0) | |
349 | return err; | |
350 | } | |
351 | err = pcxhr_start_pipes(mgr); | |
352 | if (err < 0) { | |
353 | snd_printk(KERN_ERR "pcxhr pipes could not be started\n"); | |
354 | return err; | |
355 | } | |
356 | snd_printdd("pcxhr firmware downloaded and successfully set up\n"); | |
357 | ||
358 | return 0; | |
359 | } | |
360 | ||
361 | /* | |
362 | * fw loader entry | |
363 | */ | |
364 | #ifdef SND_PCXHR_FW_LOADER | |
365 | ||
366 | int pcxhr_setup_firmware(struct pcxhr_mgr *mgr) | |
367 | { | |
7628700e | 368 | static char *fw_files[][5] = { |
ade9b2fb MB |
369 | [0] = { "xlxint.dat", "xlxc882hr.dat", |
370 | "dspe882.e56", "dspb882hr.b56", "dspd882.d56" }, | |
371 | [1] = { "xlxint.dat", "xlxc882e.dat", | |
372 | "dspe882.e56", "dspb882e.b56", "dspd882.d56" }, | |
373 | [2] = { "xlxint.dat", "xlxc1222hr.dat", | |
374 | "dspe882.e56", "dspb1222hr.b56", "dspd1222.d56" }, | |
375 | [3] = { "xlxint.dat", "xlxc1222e.dat", | |
376 | "dspe882.e56", "dspb1222e.b56", "dspd1222.d56" }, | |
377 | [4] = { NULL, "xlxc222.dat", | |
378 | "dspe924.e56", "dspb924.b56", "dspd222.d56" }, | |
379 | [5] = { NULL, "xlxc924.dat", | |
380 | "dspe924.e56", "dspb924.b56", "dspd222.d56" }, | |
e12229b4 MB |
381 | }; |
382 | char path[32]; | |
383 | ||
384 | const struct firmware *fw_entry; | |
385 | int i, err; | |
7628700e | 386 | int fw_set = mgr->fw_file_set; |
e12229b4 | 387 | |
7628700e MB |
388 | for (i = 0; i < 5; i++) { |
389 | if (!fw_files[fw_set][i]) | |
390 | continue; | |
391 | sprintf(path, "pcxhr/%s", fw_files[fw_set][i]); | |
e12229b4 | 392 | if (request_firmware(&fw_entry, path, &mgr->pci->dev)) { |
7628700e MB |
393 | snd_printk(KERN_ERR "pcxhr: can't load firmware %s\n", |
394 | path); | |
e12229b4 MB |
395 | return -ENOENT; |
396 | } | |
397 | /* fake hwdep dsp record */ | |
398 | err = pcxhr_dsp_load(mgr, i, fw_entry); | |
399 | release_firmware(fw_entry); | |
400 | if (err < 0) | |
401 | return err; | |
402 | mgr->dsp_loaded |= 1 << i; | |
403 | } | |
404 | return 0; | |
405 | } | |
406 | ||
ade9b2fb MB |
407 | MODULE_FIRMWARE("pcxhr/xlxint.dat"); |
408 | MODULE_FIRMWARE("pcxhr/xlxc882hr.dat"); | |
409 | MODULE_FIRMWARE("pcxhr/xlxc882e.dat"); | |
410 | MODULE_FIRMWARE("pcxhr/dspe882.e56"); | |
411 | MODULE_FIRMWARE("pcxhr/dspb882hr.b56"); | |
412 | MODULE_FIRMWARE("pcxhr/dspb882e.b56"); | |
413 | MODULE_FIRMWARE("pcxhr/dspd882.d56"); | |
414 | ||
415 | MODULE_FIRMWARE("pcxhr/xlxc1222hr.dat"); | |
416 | MODULE_FIRMWARE("pcxhr/xlxc1222e.dat"); | |
417 | MODULE_FIRMWARE("pcxhr/dspb1222hr.b56"); | |
418 | MODULE_FIRMWARE("pcxhr/dspb1222e.b56"); | |
419 | MODULE_FIRMWARE("pcxhr/dspd1222.d56"); | |
420 | ||
421 | MODULE_FIRMWARE("pcxhr/xlxc222.dat"); | |
422 | MODULE_FIRMWARE("pcxhr/xlxc924.dat"); | |
423 | MODULE_FIRMWARE("pcxhr/dspe924.e56"); | |
424 | MODULE_FIRMWARE("pcxhr/dspb924.b56"); | |
425 | MODULE_FIRMWARE("pcxhr/dspd222.d56"); | |
7628700e MB |
426 | |
427 | ||
e12229b4 MB |
428 | #else /* old style firmware loading */ |
429 | ||
430 | /* pcxhr hwdep interface id string */ | |
431 | #define PCXHR_HWDEP_ID "pcxhr loader" | |
432 | ||
433 | ||
434 | static int pcxhr_hwdep_dsp_status(struct snd_hwdep *hw, | |
435 | struct snd_hwdep_dsp_status *info) | |
436 | { | |
7628700e MB |
437 | struct pcxhr_mgr *mgr = hw->private_data; |
438 | sprintf(info->id, "pcxhr%d", mgr->fw_file_set); | |
e12229b4 MB |
439 | info->num_dsps = PCXHR_FIRMWARE_FILES_MAX_INDEX; |
440 | ||
441 | if (hw->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) | |
442 | info->chip_ready = 1; | |
443 | ||
444 | info->version = PCXHR_DRIVER_VERSION; | |
445 | return 0; | |
446 | } | |
447 | ||
448 | static int pcxhr_hwdep_dsp_load(struct snd_hwdep *hw, | |
449 | struct snd_hwdep_dsp_image *dsp) | |
450 | { | |
451 | struct pcxhr_mgr *mgr = hw->private_data; | |
452 | int err; | |
453 | struct firmware fw; | |
454 | ||
455 | fw.size = dsp->length; | |
456 | fw.data = vmalloc(fw.size); | |
457 | if (! fw.data) { | |
7628700e MB |
458 | snd_printk(KERN_ERR "pcxhr: cannot allocate dsp image " |
459 | "(%lu bytes)\n", (unsigned long)fw.size); | |
e12229b4 MB |
460 | return -ENOMEM; |
461 | } | |
67852dc0 | 462 | if (copy_from_user((void *)fw.data, dsp->image, dsp->length)) { |
e12229b4 MB |
463 | vfree(fw.data); |
464 | return -EFAULT; | |
465 | } | |
466 | err = pcxhr_dsp_load(mgr, dsp->index, &fw); | |
467 | vfree(fw.data); | |
468 | if (err < 0) | |
469 | return err; | |
470 | mgr->dsp_loaded |= 1 << dsp->index; | |
471 | return 0; | |
472 | } | |
473 | ||
e12229b4 MB |
474 | int pcxhr_setup_firmware(struct pcxhr_mgr *mgr) |
475 | { | |
476 | int err; | |
477 | struct snd_hwdep *hw; | |
478 | ||
7628700e MB |
479 | /* only create hwdep interface for first cardX |
480 | * (see "index" module parameter) | |
481 | */ | |
482 | err = snd_hwdep_new(mgr->chip[0]->card, PCXHR_HWDEP_ID, 0, &hw); | |
483 | if (err < 0) | |
e12229b4 MB |
484 | return err; |
485 | ||
486 | hw->iface = SNDRV_HWDEP_IFACE_PCXHR; | |
487 | hw->private_data = mgr; | |
e12229b4 MB |
488 | hw->ops.dsp_status = pcxhr_hwdep_dsp_status; |
489 | hw->ops.dsp_load = pcxhr_hwdep_dsp_load; | |
490 | hw->exclusive = 1; | |
7628700e MB |
491 | /* stereo cards don't need fw_file_0 -> dsp_loaded = 1 */ |
492 | hw->dsp_loaded = mgr->is_hr_stereo ? 1 : 0; | |
e12229b4 MB |
493 | mgr->dsp_loaded = 0; |
494 | sprintf(hw->name, PCXHR_HWDEP_ID); | |
495 | ||
7628700e MB |
496 | err = snd_card_register(mgr->chip[0]->card); |
497 | if (err < 0) | |
e12229b4 MB |
498 | return err; |
499 | return 0; | |
500 | } | |
501 | ||
502 | #endif /* SND_PCXHR_FW_LOADER */ |