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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" | |
34 | ||
35 | ||
36 | #if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) | |
37 | #if !defined(CONFIG_USE_PCXHRLOADER) && !defined(CONFIG_SND_PCXHR) /* built-in kernel */ | |
38 | #define SND_PCXHR_FW_LOADER /* use the standard firmware loader */ | |
39 | #endif | |
40 | #endif | |
41 | ||
42 | ||
43 | /* | |
44 | * get basic information and init pcxhr card | |
45 | */ | |
46 | ||
47 | static int pcxhr_init_board(struct pcxhr_mgr *mgr) | |
48 | { | |
49 | int err; | |
50 | struct pcxhr_rmh rmh; | |
51 | int card_streams; | |
52 | ||
53 | /* calc the number of all streams used */ | |
54 | if (mgr->mono_capture) | |
55 | card_streams = mgr->capture_chips * 2; | |
56 | else | |
57 | card_streams = mgr->capture_chips; | |
58 | card_streams += mgr->playback_chips * PCXHR_PLAYBACK_STREAMS; | |
59 | ||
60 | /* enable interrupts */ | |
61 | pcxhr_enable_dsp(mgr); | |
62 | ||
63 | pcxhr_init_rmh(&rmh, CMD_SUPPORTED); | |
64 | err = pcxhr_send_msg(mgr, &rmh); | |
65 | if (err) | |
66 | return err; | |
67 | /* test 8 or 12 phys out */ | |
da3cec35 TI |
68 | if ((rmh.stat[0] & MASK_FIRST_FIELD) != mgr->playback_chips * 2) |
69 | return -EINVAL; | |
e12229b4 | 70 | /* test 8 or 2 phys in */ |
da3cec35 TI |
71 | if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) != |
72 | mgr->capture_chips * 2) | |
73 | return -EINVAL; | |
e12229b4 | 74 | /* test max nb substream per board */ |
da3cec35 TI |
75 | if ((rmh.stat[1] & 0x5F) < card_streams) |
76 | return -EINVAL; | |
e12229b4 | 77 | /* test max nb substream per pipe */ |
da3cec35 TI |
78 | if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS) |
79 | return -EINVAL; | |
e12229b4 MB |
80 | |
81 | pcxhr_init_rmh(&rmh, CMD_VERSION); | |
82 | /* firmware num for DSP */ | |
83 | rmh.cmd[0] |= mgr->firmware_num; | |
84 | /* transfer granularity in samples (should be multiple of 48) */ | |
85 | rmh.cmd[1] = (1<<23) + PCXHR_GRANULARITY; | |
86 | rmh.cmd_len = 2; | |
87 | err = pcxhr_send_msg(mgr, &rmh); | |
88 | if (err) | |
89 | return err; | |
90 | snd_printdd("PCXHR DSP version is %d.%d.%d\n", | |
91 | (rmh.stat[0]>>16)&0xff, (rmh.stat[0]>>8)&0xff, rmh.stat[0]&0xff); | |
92 | mgr->dsp_version = rmh.stat[0]; | |
93 | ||
94 | /* get options */ | |
95 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); | |
96 | rmh.cmd[0] |= IO_NUM_REG_STATUS; | |
97 | rmh.cmd[1] = REG_STATUS_OPTIONS; | |
98 | rmh.cmd_len = 2; | |
99 | err = pcxhr_send_msg(mgr, &rmh); | |
100 | if (err) | |
101 | return err; | |
102 | ||
103 | if ((rmh.stat[1] & REG_STATUS_OPT_DAUGHTER_MASK) == REG_STATUS_OPT_ANALOG_BOARD) | |
104 | mgr->board_has_analog = 1; /* analog addon board available */ | |
105 | else | |
106 | /* analog addon board not available -> no support for instance */ | |
107 | return -EINVAL; | |
108 | ||
109 | /* unmute inputs */ | |
110 | err = pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, | |
111 | REG_CONT_UNMUTE_INPUTS, NULL); | |
112 | if (err) | |
113 | return err; | |
114 | /* unmute outputs */ | |
115 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); /* a write to IO_NUM_REG_MUTE_OUT mutes! */ | |
116 | rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; | |
117 | err = pcxhr_send_msg(mgr, &rmh); | |
118 | return err; | |
119 | } | |
120 | ||
121 | void pcxhr_reset_board(struct pcxhr_mgr *mgr) | |
122 | { | |
123 | struct pcxhr_rmh rmh; | |
124 | ||
125 | if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { | |
126 | /* mute outputs */ | |
127 | /* a read to IO_NUM_REG_MUTE_OUT register unmutes! */ | |
128 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); | |
129 | rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; | |
130 | pcxhr_send_msg(mgr, &rmh); | |
131 | /* mute inputs */ | |
132 | pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, 0, NULL); | |
133 | } | |
134 | /* reset pcxhr dsp */ | |
135 | if (mgr->dsp_loaded & ( 1 << PCXHR_FIRMWARE_DSP_EPRM_INDEX)) | |
136 | pcxhr_reset_dsp(mgr); | |
137 | /* reset second xilinx */ | |
138 | if (mgr->dsp_loaded & ( 1 << PCXHR_FIRMWARE_XLX_COM_INDEX)) | |
139 | pcxhr_reset_xilinx_com(mgr); | |
140 | return; | |
141 | } | |
142 | ||
143 | ||
144 | /* | |
145 | * allocate a playback/capture pipe (pcmp0/pcmc0) | |
146 | */ | |
147 | static int pcxhr_dsp_allocate_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe, | |
148 | int is_capture, int pin) | |
149 | { | |
150 | int stream_count, audio_count; | |
151 | int err; | |
152 | struct pcxhr_rmh rmh; | |
153 | ||
154 | if (is_capture) { | |
155 | stream_count = 1; | |
156 | if (mgr->mono_capture) | |
157 | audio_count = 1; | |
158 | else | |
159 | audio_count = 2; | |
160 | } else { | |
161 | stream_count = PCXHR_PLAYBACK_STREAMS; | |
162 | audio_count = 2; /* always stereo */ | |
163 | } | |
164 | snd_printdd("snd_add_ref_pipe pin(%d) pcm%c0\n", pin, is_capture ? 'c' : 'p'); | |
165 | pipe->is_capture = is_capture; | |
166 | pipe->first_audio = pin; | |
167 | /* define pipe (P_PCM_ONLY_MASK (0x020000) is not necessary) */ | |
168 | pcxhr_init_rmh(&rmh, CMD_RES_PIPE); | |
169 | pcxhr_set_pipe_cmd_params(&rmh, is_capture, pin, audio_count, stream_count); | |
170 | err = pcxhr_send_msg(mgr, &rmh); | |
171 | if (err < 0) { | |
172 | snd_printk(KERN_ERR "error pipe allocation (CMD_RES_PIPE) err=%x!\n", err ); | |
173 | return err; | |
174 | } | |
175 | pipe->status = PCXHR_PIPE_DEFINED; | |
176 | ||
177 | return 0; | |
178 | } | |
179 | ||
180 | /* | |
181 | * free playback/capture pipe (pcmp0/pcmc0) | |
182 | */ | |
183 | #if 0 | |
184 | static int pcxhr_dsp_free_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe) | |
185 | { | |
186 | struct pcxhr_rmh rmh; | |
187 | int capture_mask = 0; | |
188 | int playback_mask = 0; | |
189 | int err = 0; | |
190 | ||
191 | if (pipe->is_capture) | |
192 | capture_mask = (1 << pipe->first_audio); | |
193 | else | |
194 | playback_mask = (1 << pipe->first_audio); | |
195 | ||
196 | /* stop one pipe */ | |
197 | err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0); | |
198 | if (err < 0) | |
199 | snd_printk(KERN_ERR "error stopping pipe!\n"); | |
200 | /* release the pipe */ | |
201 | pcxhr_init_rmh(&rmh, CMD_FREE_PIPE); | |
202 | pcxhr_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->first_audio, 0, 0); | |
203 | err = pcxhr_send_msg(mgr, &rmh); | |
204 | if (err < 0) | |
205 | snd_printk(KERN_ERR "error pipe release (CMD_FREE_PIPE) err(%x)\n", err); | |
206 | pipe->status = PCXHR_PIPE_UNDEFINED; | |
207 | return err; | |
208 | } | |
209 | #endif | |
210 | ||
211 | ||
212 | static int pcxhr_config_pipes(struct pcxhr_mgr *mgr) | |
213 | { | |
214 | int err, i, j; | |
215 | struct snd_pcxhr *chip; | |
216 | struct pcxhr_pipe *pipe; | |
217 | ||
218 | /* allocate the pipes on the dsp */ | |
219 | for (i = 0; i < mgr->num_cards; i++) { | |
220 | chip = mgr->chip[i]; | |
221 | if (chip->nb_streams_play) { | |
222 | pipe = &chip->playback_pipe; | |
223 | err = pcxhr_dsp_allocate_pipe( mgr, pipe, 0, i*2); | |
224 | if (err) | |
225 | return err; | |
226 | for(j = 0; j < chip->nb_streams_play; j++) | |
227 | chip->playback_stream[j].pipe = pipe; | |
228 | } | |
229 | for (j = 0; j < chip->nb_streams_capt; j++) { | |
230 | pipe = &chip->capture_pipe[j]; | |
231 | err = pcxhr_dsp_allocate_pipe(mgr, pipe, 1, i*2 + j); | |
232 | if (err) | |
233 | return err; | |
234 | chip->capture_stream[j].pipe = pipe; | |
235 | } | |
236 | } | |
237 | return 0; | |
238 | } | |
239 | ||
240 | static int pcxhr_start_pipes(struct pcxhr_mgr *mgr) | |
241 | { | |
242 | int i, j; | |
243 | struct snd_pcxhr *chip; | |
244 | int playback_mask = 0; | |
245 | int capture_mask = 0; | |
246 | ||
247 | /* start all the pipes on the dsp */ | |
248 | for (i = 0; i < mgr->num_cards; i++) { | |
249 | chip = mgr->chip[i]; | |
250 | if (chip->nb_streams_play) | |
251 | playback_mask |= (1 << chip->playback_pipe.first_audio); | |
252 | for (j = 0; j < chip->nb_streams_capt; j++) | |
253 | capture_mask |= (1 << chip->capture_pipe[j].first_audio); | |
254 | } | |
255 | return pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1); | |
256 | } | |
257 | ||
258 | ||
259 | static int pcxhr_dsp_load(struct pcxhr_mgr *mgr, int index, const struct firmware *dsp) | |
260 | { | |
261 | int err, card_index; | |
262 | ||
263 | snd_printdd("loading dsp [%d] size = %Zd\n", index, dsp->size); | |
264 | ||
265 | switch (index) { | |
266 | case PCXHR_FIRMWARE_XLX_INT_INDEX: | |
267 | pcxhr_reset_xilinx_com(mgr); | |
268 | return pcxhr_load_xilinx_binary(mgr, dsp, 0); | |
269 | ||
270 | case PCXHR_FIRMWARE_XLX_COM_INDEX: | |
271 | pcxhr_reset_xilinx_com(mgr); | |
272 | return pcxhr_load_xilinx_binary(mgr, dsp, 1); | |
273 | ||
274 | case PCXHR_FIRMWARE_DSP_EPRM_INDEX: | |
275 | pcxhr_reset_dsp(mgr); | |
276 | return pcxhr_load_eeprom_binary(mgr, dsp); | |
277 | ||
278 | case PCXHR_FIRMWARE_DSP_BOOT_INDEX: | |
279 | return pcxhr_load_boot_binary(mgr, dsp); | |
280 | ||
281 | case PCXHR_FIRMWARE_DSP_MAIN_INDEX: | |
282 | err = pcxhr_load_dsp_binary(mgr, dsp); | |
283 | if (err) | |
284 | return err; | |
285 | break; /* continue with first init */ | |
286 | default: | |
287 | snd_printk(KERN_ERR "wrong file index\n"); | |
288 | return -EFAULT; | |
289 | } /* end of switch file index*/ | |
290 | ||
291 | /* first communication with embedded */ | |
292 | err = pcxhr_init_board(mgr); | |
293 | if (err < 0) { | |
294 | snd_printk(KERN_ERR "pcxhr could not be set up\n"); | |
295 | return err; | |
296 | } | |
297 | err = pcxhr_config_pipes(mgr); | |
298 | if (err < 0) { | |
299 | snd_printk(KERN_ERR "pcxhr pipes could not be set up\n"); | |
300 | return err; | |
301 | } | |
302 | /* create devices and mixer in accordance with HW options*/ | |
303 | for (card_index = 0; card_index < mgr->num_cards; card_index++) { | |
304 | struct snd_pcxhr *chip = mgr->chip[card_index]; | |
305 | ||
306 | if ((err = pcxhr_create_pcm(chip)) < 0) | |
307 | return err; | |
308 | ||
309 | if (card_index == 0) { | |
310 | if ((err = pcxhr_create_mixer(chip->mgr)) < 0) | |
311 | return err; | |
312 | } | |
313 | if ((err = snd_card_register(chip->card)) < 0) | |
314 | return err; | |
315 | } | |
316 | err = pcxhr_start_pipes(mgr); | |
317 | if (err < 0) { | |
318 | snd_printk(KERN_ERR "pcxhr pipes could not be started\n"); | |
319 | return err; | |
320 | } | |
321 | snd_printdd("pcxhr firmware downloaded and successfully set up\n"); | |
322 | ||
323 | return 0; | |
324 | } | |
325 | ||
326 | /* | |
327 | * fw loader entry | |
328 | */ | |
329 | #ifdef SND_PCXHR_FW_LOADER | |
330 | ||
331 | int pcxhr_setup_firmware(struct pcxhr_mgr *mgr) | |
332 | { | |
333 | static char *fw_files[5] = { | |
334 | "xi_1_882.dat", | |
335 | "xc_1_882.dat", | |
336 | "e321_512.e56", | |
337 | "b321_512.b56", | |
338 | "d321_512.d56" | |
339 | }; | |
340 | char path[32]; | |
341 | ||
342 | const struct firmware *fw_entry; | |
343 | int i, err; | |
344 | ||
345 | for (i = 0; i < ARRAY_SIZE(fw_files); i++) { | |
346 | sprintf(path, "pcxhr/%s", fw_files[i]); | |
347 | if (request_firmware(&fw_entry, path, &mgr->pci->dev)) { | |
348 | snd_printk(KERN_ERR "pcxhr: can't load firmware %s\n", path); | |
349 | return -ENOENT; | |
350 | } | |
351 | /* fake hwdep dsp record */ | |
352 | err = pcxhr_dsp_load(mgr, i, fw_entry); | |
353 | release_firmware(fw_entry); | |
354 | if (err < 0) | |
355 | return err; | |
356 | mgr->dsp_loaded |= 1 << i; | |
357 | } | |
358 | return 0; | |
359 | } | |
360 | ||
7e0af29d CL |
361 | MODULE_FIRMWARE("pcxhr/xi_1_882.dat"); |
362 | MODULE_FIRMWARE("pcxhr/xc_1_882.dat"); | |
363 | MODULE_FIRMWARE("pcxhr/e321_512.e56"); | |
364 | MODULE_FIRMWARE("pcxhr/b321_512.b56"); | |
365 | MODULE_FIRMWARE("pcxhr/d321_512.d56"); | |
366 | ||
e12229b4 MB |
367 | #else /* old style firmware loading */ |
368 | ||
369 | /* pcxhr hwdep interface id string */ | |
370 | #define PCXHR_HWDEP_ID "pcxhr loader" | |
371 | ||
372 | ||
373 | static int pcxhr_hwdep_dsp_status(struct snd_hwdep *hw, | |
374 | struct snd_hwdep_dsp_status *info) | |
375 | { | |
376 | strcpy(info->id, "pcxhr"); | |
377 | info->num_dsps = PCXHR_FIRMWARE_FILES_MAX_INDEX; | |
378 | ||
379 | if (hw->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) | |
380 | info->chip_ready = 1; | |
381 | ||
382 | info->version = PCXHR_DRIVER_VERSION; | |
383 | return 0; | |
384 | } | |
385 | ||
386 | static int pcxhr_hwdep_dsp_load(struct snd_hwdep *hw, | |
387 | struct snd_hwdep_dsp_image *dsp) | |
388 | { | |
389 | struct pcxhr_mgr *mgr = hw->private_data; | |
390 | int err; | |
391 | struct firmware fw; | |
392 | ||
393 | fw.size = dsp->length; | |
394 | fw.data = vmalloc(fw.size); | |
395 | if (! fw.data) { | |
711ee39b HK |
396 | snd_printk(KERN_ERR "pcxhr: cannot allocate dsp image (%lu bytes)\n", |
397 | (unsigned long)fw.size); | |
e12229b4 MB |
398 | return -ENOMEM; |
399 | } | |
67852dc0 | 400 | if (copy_from_user((void *)fw.data, dsp->image, dsp->length)) { |
e12229b4 MB |
401 | vfree(fw.data); |
402 | return -EFAULT; | |
403 | } | |
404 | err = pcxhr_dsp_load(mgr, dsp->index, &fw); | |
405 | vfree(fw.data); | |
406 | if (err < 0) | |
407 | return err; | |
408 | mgr->dsp_loaded |= 1 << dsp->index; | |
409 | return 0; | |
410 | } | |
411 | ||
412 | static int pcxhr_hwdep_open(struct snd_hwdep *hw, struct file *file) | |
413 | { | |
414 | return 0; | |
415 | } | |
416 | ||
417 | static int pcxhr_hwdep_release(struct snd_hwdep *hw, struct file *file) | |
418 | { | |
419 | return 0; | |
420 | } | |
421 | ||
422 | int pcxhr_setup_firmware(struct pcxhr_mgr *mgr) | |
423 | { | |
424 | int err; | |
425 | struct snd_hwdep *hw; | |
426 | ||
427 | /* only create hwdep interface for first cardX (see "index" module parameter)*/ | |
428 | if ((err = snd_hwdep_new(mgr->chip[0]->card, PCXHR_HWDEP_ID, 0, &hw)) < 0) | |
429 | return err; | |
430 | ||
431 | hw->iface = SNDRV_HWDEP_IFACE_PCXHR; | |
432 | hw->private_data = mgr; | |
433 | hw->ops.open = pcxhr_hwdep_open; | |
434 | hw->ops.release = pcxhr_hwdep_release; | |
435 | hw->ops.dsp_status = pcxhr_hwdep_dsp_status; | |
436 | hw->ops.dsp_load = pcxhr_hwdep_dsp_load; | |
437 | hw->exclusive = 1; | |
438 | mgr->dsp_loaded = 0; | |
439 | sprintf(hw->name, PCXHR_HWDEP_ID); | |
440 | ||
441 | if ((err = snd_card_register(mgr->chip[0]->card)) < 0) | |
442 | return err; | |
443 | return 0; | |
444 | } | |
445 | ||
446 | #endif /* SND_PCXHR_FW_LOADER */ |