Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Driver for Digigram miXart soundcards | |
3 | * | |
4 | * DSP firmware management | |
5 | * | |
6 | * Copyright (c) 2003 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 | ||
23 | #include <sound/driver.h> | |
24 | #include <linux/interrupt.h> | |
25 | #include <linux/pci.h> | |
26 | #include <linux/firmware.h> | |
27 | #include <asm/io.h> | |
28 | #include <sound/core.h> | |
29 | #include "mixart.h" | |
30 | #include "mixart_mixer.h" | |
31 | #include "mixart_core.h" | |
32 | #include "mixart_hwdep.h" | |
33 | ||
34 | ||
35 | /** | |
36 | * wait for a value on a peudo register, exit with a timeout | |
37 | * | |
38 | * @param mgr pointer to miXart manager structure | |
39 | * @param offset unsigned pseudo_register base + offset of value | |
40 | * @param value value | |
41 | * @param timeout timeout in centisenconds | |
42 | */ | |
67b48b88 TI |
43 | static int mixart_wait_nice_for_register_value(struct mixart_mgr *mgr, |
44 | u32 offset, int is_egal, | |
45 | u32 value, unsigned long timeout) | |
1da177e4 LT |
46 | { |
47 | unsigned long end_time = jiffies + (timeout * HZ / 100); | |
48 | u32 read; | |
49 | ||
50 | do { /* we may take too long time in this loop. | |
51 | * so give controls back to kernel if needed. | |
52 | */ | |
53 | cond_resched(); | |
54 | ||
55 | read = readl_be( MIXART_MEM( mgr, offset )); | |
56 | if(is_egal) { | |
57 | if(read == value) return 0; | |
58 | } | |
59 | else { /* wait for different value */ | |
60 | if(read != value) return 0; | |
61 | } | |
62 | } while ( time_after_eq(end_time, jiffies) ); | |
63 | ||
64 | return -EBUSY; | |
65 | } | |
66 | ||
67 | ||
68 | /* | |
69 | structures needed to upload elf code packets | |
70 | */ | |
1da177e4 LT |
71 | struct snd_mixart_elf32_ehdr { |
72 | u8 e_ident[16]; | |
73 | u16 e_type; | |
74 | u16 e_machine; | |
75 | u32 e_version; | |
76 | u32 e_entry; | |
77 | u32 e_phoff; | |
78 | u32 e_shoff; | |
79 | u32 e_flags; | |
80 | u16 e_ehsize; | |
81 | u16 e_phentsize; | |
82 | u16 e_phnum; | |
83 | u16 e_shentsize; | |
84 | u16 e_shnum; | |
85 | u16 e_shstrndx; | |
86 | }; | |
87 | ||
1da177e4 LT |
88 | struct snd_mixart_elf32_phdr { |
89 | u32 p_type; | |
90 | u32 p_offset; | |
91 | u32 p_vaddr; | |
92 | u32 p_paddr; | |
93 | u32 p_filesz; | |
94 | u32 p_memsz; | |
95 | u32 p_flags; | |
96 | u32 p_align; | |
97 | }; | |
98 | ||
67b48b88 | 99 | static int mixart_load_elf(struct mixart_mgr *mgr, const struct firmware *dsp ) |
1da177e4 LT |
100 | { |
101 | char elf32_magic_number[4] = {0x7f,'E','L','F'}; | |
67b48b88 | 102 | struct snd_mixart_elf32_ehdr *elf_header; |
1da177e4 LT |
103 | int i; |
104 | ||
67b48b88 | 105 | elf_header = (struct snd_mixart_elf32_ehdr *)dsp->data; |
1da177e4 LT |
106 | for( i=0; i<4; i++ ) |
107 | if ( elf32_magic_number[i] != elf_header->e_ident[i] ) | |
108 | return -EINVAL; | |
109 | ||
110 | if( elf_header->e_phoff != 0 ) { | |
67b48b88 | 111 | struct snd_mixart_elf32_phdr elf_programheader; |
1da177e4 LT |
112 | |
113 | for( i=0; i < be16_to_cpu(elf_header->e_phnum); i++ ) { | |
114 | u32 pos = be32_to_cpu(elf_header->e_phoff) + (u32)(i * be16_to_cpu(elf_header->e_phentsize)); | |
115 | ||
116 | memcpy( &elf_programheader, dsp->data + pos, sizeof(elf_programheader) ); | |
117 | ||
118 | if(elf_programheader.p_type != 0) { | |
119 | if( elf_programheader.p_filesz != 0 ) { | |
120 | memcpy_toio( MIXART_MEM( mgr, be32_to_cpu(elf_programheader.p_vaddr)), | |
121 | dsp->data + be32_to_cpu( elf_programheader.p_offset ), | |
122 | be32_to_cpu( elf_programheader.p_filesz )); | |
123 | } | |
124 | } | |
125 | } | |
126 | } | |
127 | return 0; | |
128 | } | |
129 | ||
130 | /* | |
131 | * get basic information and init miXart | |
132 | */ | |
133 | ||
134 | /* audio IDs for request to the board */ | |
135 | #define MIXART_FIRST_ANA_AUDIO_ID 0 | |
136 | #define MIXART_FIRST_DIG_AUDIO_ID 8 | |
137 | ||
67b48b88 | 138 | static int mixart_enum_connectors(struct mixart_mgr *mgr) |
1da177e4 LT |
139 | { |
140 | u32 k; | |
141 | int err; | |
67b48b88 TI |
142 | struct mixart_msg request; |
143 | struct mixart_enum_connector_resp *connector; | |
144 | struct mixart_audio_info_req *audio_info_req; | |
145 | struct mixart_audio_info_resp *audio_info; | |
1da177e4 LT |
146 | |
147 | connector = kmalloc(sizeof(*connector), GFP_KERNEL); | |
148 | audio_info_req = kmalloc(sizeof(*audio_info_req), GFP_KERNEL); | |
149 | audio_info = kmalloc(sizeof(*audio_info), GFP_KERNEL); | |
150 | if (! connector || ! audio_info_req || ! audio_info) { | |
151 | err = -ENOMEM; | |
152 | goto __error; | |
153 | } | |
154 | ||
155 | audio_info_req->line_max_level = MIXART_FLOAT_P_22_0_TO_HEX; | |
156 | audio_info_req->micro_max_level = MIXART_FLOAT_M_20_0_TO_HEX; | |
157 | audio_info_req->cd_max_level = MIXART_FLOAT____0_0_TO_HEX; | |
158 | ||
159 | request.message_id = MSG_SYSTEM_ENUM_PLAY_CONNECTOR; | |
67b48b88 | 160 | request.uid = (struct mixart_uid){0,0}; /* board num = 0 */ |
1da177e4 LT |
161 | request.data = NULL; |
162 | request.size = 0; | |
163 | ||
164 | err = snd_mixart_send_msg(mgr, &request, sizeof(*connector), connector); | |
165 | if((err < 0) || (connector->error_code) || (connector->uid_count > MIXART_MAX_PHYS_CONNECTORS)) { | |
166 | snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_PLAY_CONNECTOR\n"); | |
167 | err = -EINVAL; | |
168 | goto __error; | |
169 | } | |
170 | ||
171 | for(k=0; k < connector->uid_count; k++) { | |
67b48b88 | 172 | struct mixart_pipe *pipe; |
1da177e4 LT |
173 | |
174 | if(k < MIXART_FIRST_DIG_AUDIO_ID) { | |
175 | pipe = &mgr->chip[k/2]->pipe_out_ana; | |
176 | } else { | |
177 | pipe = &mgr->chip[(k-MIXART_FIRST_DIG_AUDIO_ID)/2]->pipe_out_dig; | |
178 | } | |
179 | if(k & 1) { | |
180 | pipe->uid_right_connector = connector->uid[k]; /* odd */ | |
181 | } else { | |
182 | pipe->uid_left_connector = connector->uid[k]; /* even */ | |
183 | } | |
184 | ||
185 | /* snd_printk(KERN_DEBUG "playback connector[%d].object_id = %x\n", k, connector->uid[k].object_id); */ | |
186 | ||
187 | /* TODO: really need send_msg MSG_CONNECTOR_GET_AUDIO_INFO for each connector ? perhaps for analog level caps ? */ | |
188 | request.message_id = MSG_CONNECTOR_GET_AUDIO_INFO; | |
189 | request.uid = connector->uid[k]; | |
190 | request.data = audio_info_req; | |
191 | request.size = sizeof(*audio_info_req); | |
192 | ||
193 | err = snd_mixart_send_msg(mgr, &request, sizeof(*audio_info), audio_info); | |
194 | if( err < 0 ) { | |
195 | snd_printk(KERN_ERR "error MSG_CONNECTOR_GET_AUDIO_INFO\n"); | |
196 | goto __error; | |
197 | } | |
198 | /*snd_printk(KERN_DEBUG "play analog_info.analog_level_present = %x\n", audio_info->info.analog_info.analog_level_present);*/ | |
199 | } | |
200 | ||
201 | request.message_id = MSG_SYSTEM_ENUM_RECORD_CONNECTOR; | |
67b48b88 | 202 | request.uid = (struct mixart_uid){0,0}; /* board num = 0 */ |
1da177e4 LT |
203 | request.data = NULL; |
204 | request.size = 0; | |
205 | ||
206 | err = snd_mixart_send_msg(mgr, &request, sizeof(*connector), connector); | |
207 | if((err < 0) || (connector->error_code) || (connector->uid_count > MIXART_MAX_PHYS_CONNECTORS)) { | |
208 | snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_RECORD_CONNECTOR\n"); | |
209 | err = -EINVAL; | |
210 | goto __error; | |
211 | } | |
212 | ||
213 | for(k=0; k < connector->uid_count; k++) { | |
67b48b88 | 214 | struct mixart_pipe *pipe; |
1da177e4 LT |
215 | |
216 | if(k < MIXART_FIRST_DIG_AUDIO_ID) { | |
217 | pipe = &mgr->chip[k/2]->pipe_in_ana; | |
218 | } else { | |
219 | pipe = &mgr->chip[(k-MIXART_FIRST_DIG_AUDIO_ID)/2]->pipe_in_dig; | |
220 | } | |
221 | if(k & 1) { | |
222 | pipe->uid_right_connector = connector->uid[k]; /* odd */ | |
223 | } else { | |
224 | pipe->uid_left_connector = connector->uid[k]; /* even */ | |
225 | } | |
226 | ||
227 | /* snd_printk(KERN_DEBUG "capture connector[%d].object_id = %x\n", k, connector->uid[k].object_id); */ | |
228 | ||
229 | /* TODO: really need send_msg MSG_CONNECTOR_GET_AUDIO_INFO for each connector ? perhaps for analog level caps ? */ | |
230 | request.message_id = MSG_CONNECTOR_GET_AUDIO_INFO; | |
231 | request.uid = connector->uid[k]; | |
232 | request.data = audio_info_req; | |
233 | request.size = sizeof(*audio_info_req); | |
234 | ||
235 | err = snd_mixart_send_msg(mgr, &request, sizeof(*audio_info), audio_info); | |
236 | if( err < 0 ) { | |
237 | snd_printk(KERN_ERR "error MSG_CONNECTOR_GET_AUDIO_INFO\n"); | |
238 | goto __error; | |
239 | } | |
240 | /*snd_printk(KERN_DEBUG "rec analog_info.analog_level_present = %x\n", audio_info->info.analog_info.analog_level_present);*/ | |
241 | } | |
242 | err = 0; | |
243 | ||
244 | __error: | |
245 | kfree(connector); | |
246 | kfree(audio_info_req); | |
247 | kfree(audio_info); | |
248 | ||
249 | return err; | |
250 | } | |
251 | ||
67b48b88 | 252 | static int mixart_enum_physio(struct mixart_mgr *mgr) |
1da177e4 LT |
253 | { |
254 | u32 k; | |
255 | int err; | |
67b48b88 TI |
256 | struct mixart_msg request; |
257 | struct mixart_uid get_console_mgr; | |
258 | struct mixart_return_uid console_mgr; | |
259 | struct mixart_uid_enumeration phys_io; | |
1da177e4 LT |
260 | |
261 | /* get the uid for the console manager */ | |
262 | get_console_mgr.object_id = 0; | |
263 | get_console_mgr.desc = MSG_CONSOLE_MANAGER | 0; /* cardindex = 0 */ | |
264 | ||
265 | request.message_id = MSG_CONSOLE_GET_CLOCK_UID; | |
266 | request.uid = get_console_mgr; | |
267 | request.data = &get_console_mgr; | |
268 | request.size = sizeof(get_console_mgr); | |
269 | ||
270 | err = snd_mixart_send_msg(mgr, &request, sizeof(console_mgr), &console_mgr); | |
271 | ||
272 | if( (err < 0) || (console_mgr.error_code != 0) ) { | |
273 | snd_printk(KERN_DEBUG "error MSG_CONSOLE_GET_CLOCK_UID : err=%x\n", console_mgr.error_code); | |
274 | return -EINVAL; | |
275 | } | |
276 | ||
277 | /* used later for clock issues ! */ | |
278 | mgr->uid_console_manager = console_mgr.uid; | |
279 | ||
280 | request.message_id = MSG_SYSTEM_ENUM_PHYSICAL_IO; | |
67b48b88 | 281 | request.uid = (struct mixart_uid){0,0}; |
1da177e4 LT |
282 | request.data = &console_mgr.uid; |
283 | request.size = sizeof(console_mgr.uid); | |
284 | ||
285 | err = snd_mixart_send_msg(mgr, &request, sizeof(phys_io), &phys_io); | |
286 | if( (err < 0) || ( phys_io.error_code != 0 ) ) { | |
287 | snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_PHYSICAL_IO err(%x) error_code(%x)\n", err, phys_io.error_code ); | |
288 | return -EINVAL; | |
289 | } | |
290 | ||
291 | snd_assert(phys_io.nb_uid >= (MIXART_MAX_CARDS * 2), return -EINVAL); /* min 2 phys io per card (analog in + analog out) */ | |
292 | ||
293 | for(k=0; k<mgr->num_cards; k++) { | |
294 | mgr->chip[k]->uid_in_analog_physio = phys_io.uid[k]; | |
295 | mgr->chip[k]->uid_out_analog_physio = phys_io.uid[phys_io.nb_uid/2 + k]; | |
296 | } | |
297 | ||
298 | return 0; | |
299 | } | |
300 | ||
301 | ||
67b48b88 | 302 | static int mixart_first_init(struct mixart_mgr *mgr) |
1da177e4 LT |
303 | { |
304 | u32 k; | |
305 | int err; | |
67b48b88 | 306 | struct mixart_msg request; |
1da177e4 LT |
307 | |
308 | if((err = mixart_enum_connectors(mgr)) < 0) return err; | |
309 | ||
310 | if((err = mixart_enum_physio(mgr)) < 0) return err; | |
311 | ||
312 | /* send a synchro command to card (necessary to do this before first MSG_STREAM_START_STREAM_GRP_PACKET) */ | |
313 | /* though why not here */ | |
314 | request.message_id = MSG_SYSTEM_SEND_SYNCHRO_CMD; | |
67b48b88 | 315 | request.uid = (struct mixart_uid){0,0}; |
1da177e4 LT |
316 | request.data = NULL; |
317 | request.size = 0; | |
318 | /* this command has no data. response is a 32 bit status */ | |
319 | err = snd_mixart_send_msg(mgr, &request, sizeof(k), &k); | |
320 | if( (err < 0) || (k != 0) ) { | |
321 | snd_printk(KERN_ERR "error MSG_SYSTEM_SEND_SYNCHRO_CMD\n"); | |
322 | return err == 0 ? -EINVAL : err; | |
323 | } | |
324 | ||
325 | return 0; | |
326 | } | |
327 | ||
328 | ||
329 | /* firmware base addresses (when hard coded) */ | |
330 | #define MIXART_MOTHERBOARD_XLX_BASE_ADDRESS 0x00600000 | |
331 | ||
67b48b88 | 332 | static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmware *dsp) |
1da177e4 LT |
333 | { |
334 | int err, card_index; | |
335 | u32 status_xilinx, status_elf, status_daught; | |
336 | u32 val; | |
337 | ||
338 | /* read motherboard xilinx status */ | |
339 | status_xilinx = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_STATUS_OFFSET )); | |
340 | /* read elf status */ | |
341 | status_elf = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_ELF_STATUS_OFFSET )); | |
342 | /* read daughterboard xilinx status */ | |
343 | status_daught = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_DXLX_STATUS_OFFSET )); | |
344 | ||
345 | /* motherboard xilinx status 5 will say that the board is performing a reset */ | |
346 | if( status_xilinx == 5 ) { | |
347 | snd_printk( KERN_ERR "miXart is resetting !\n"); | |
348 | return -EAGAIN; /* try again later */ | |
349 | } | |
350 | ||
351 | switch (index) { | |
352 | case MIXART_MOTHERBOARD_XLX_INDEX: | |
353 | ||
354 | /* xilinx already loaded ? */ | |
355 | if( status_xilinx == 4 ) { | |
356 | snd_printk( KERN_DEBUG "xilinx is already loaded !\n"); | |
357 | return 0; | |
358 | } | |
359 | /* the status should be 0 == "idle" */ | |
360 | if( status_xilinx != 0 ) { | |
361 | snd_printk( KERN_ERR "xilinx load error ! status = %d\n", status_xilinx); | |
362 | return -EIO; /* modprob -r may help ? */ | |
363 | } | |
364 | ||
365 | /* check xilinx validity */ | |
366 | snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL); | |
367 | snd_assert(dsp->size % 4 == 0, return -EINVAL); | |
368 | ||
369 | /* set xilinx status to copying */ | |
370 | writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET )); | |
371 | ||
372 | /* setup xilinx base address */ | |
373 | writel_be( MIXART_MOTHERBOARD_XLX_BASE_ADDRESS, MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_BASE_ADDR_OFFSET )); | |
374 | /* setup code size for xilinx file */ | |
375 | writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_SIZE_OFFSET )); | |
376 | ||
377 | /* copy xilinx code */ | |
378 | memcpy_toio( MIXART_MEM( mgr, MIXART_MOTHERBOARD_XLX_BASE_ADDRESS), dsp->data, dsp->size); | |
379 | ||
380 | /* set xilinx status to copy finished */ | |
381 | writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET )); | |
382 | ||
383 | /* return, because no further processing needed */ | |
384 | return 0; | |
385 | ||
386 | case MIXART_MOTHERBOARD_ELF_INDEX: | |
387 | ||
388 | if( status_elf == 4 ) { | |
389 | snd_printk( KERN_DEBUG "elf file already loaded !\n"); | |
390 | return 0; | |
391 | } | |
392 | ||
393 | /* the status should be 0 == "idle" */ | |
394 | if( status_elf != 0 ) { | |
395 | snd_printk( KERN_ERR "elf load error ! status = %d\n", status_elf); | |
396 | return -EIO; /* modprob -r may help ? */ | |
397 | } | |
398 | ||
399 | /* wait for xilinx status == 4 */ | |
400 | err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET, 1, 4, 500); /* 5sec */ | |
401 | if (err < 0) { | |
402 | snd_printk( KERN_ERR "xilinx was not loaded or could not be started\n"); | |
403 | return err; | |
404 | } | |
405 | ||
406 | /* init some data on the card */ | |
407 | writel_be( 0, MIXART_MEM( mgr, MIXART_PSEUDOREG_BOARDNUMBER ) ); /* set miXart boardnumber to 0 */ | |
408 | writel_be( 0, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* reset pointer to flow table on miXart */ | |
409 | ||
410 | /* set elf status to copying */ | |
411 | writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET )); | |
412 | ||
413 | /* process the copying of the elf packets */ | |
414 | err = mixart_load_elf( mgr, dsp ); | |
415 | if (err < 0) return err; | |
416 | ||
417 | /* set elf status to copy finished */ | |
418 | writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET )); | |
419 | ||
420 | /* wait for elf status == 4 */ | |
421 | err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET, 1, 4, 300); /* 3sec */ | |
422 | if (err < 0) { | |
423 | snd_printk( KERN_ERR "elf could not be started\n"); | |
424 | return err; | |
425 | } | |
426 | ||
427 | /* miXart waits at this point on the pointer to the flow table */ | |
428 | writel_be( (u32)mgr->flowinfo.addr, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* give pointer of flow table to miXart */ | |
429 | ||
430 | return 0; /* return, another xilinx file has to be loaded before */ | |
431 | ||
432 | case MIXART_AESEBUBOARD_XLX_INDEX: | |
433 | default: | |
434 | ||
435 | /* elf and xilinx should be loaded */ | |
436 | if( (status_elf != 4) || (status_xilinx != 4) ) { | |
437 | printk( KERN_ERR "xilinx or elf not successfully loaded\n"); | |
438 | return -EIO; /* modprob -r may help ? */ | |
439 | } | |
440 | ||
441 | /* wait for daughter detection != 0 */ | |
442 | err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DBRD_PRESENCE_OFFSET, 0, 0, 30); /* 300msec */ | |
443 | if (err < 0) { | |
444 | snd_printk( KERN_ERR "error starting elf file\n"); | |
445 | return err; | |
446 | } | |
447 | ||
448 | /* the board type can now be retrieved */ | |
449 | mgr->board_type = (DAUGHTER_TYPE_MASK & readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DBRD_TYPE_OFFSET))); | |
450 | ||
451 | if (mgr->board_type == MIXART_DAUGHTER_TYPE_NONE) | |
452 | break; /* no daughter board; the file does not have to be loaded, continue after the switch */ | |
453 | ||
454 | /* only if aesebu daughter board presence (elf code must run) */ | |
455 | if (mgr->board_type != MIXART_DAUGHTER_TYPE_AES ) | |
456 | return -EINVAL; | |
457 | ||
458 | /* daughter should be idle */ | |
459 | if( status_daught != 0 ) { | |
460 | printk( KERN_ERR "daughter load error ! status = %d\n", status_daught); | |
461 | return -EIO; /* modprob -r may help ? */ | |
462 | } | |
463 | ||
464 | /* check daughterboard xilinx validity */ | |
465 | snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL); | |
466 | snd_assert(dsp->size % 4 == 0, return -EINVAL); | |
467 | ||
468 | /* inform mixart about the size of the file */ | |
469 | writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_SIZE_OFFSET )); | |
470 | ||
471 | /* set daughterboard status to 1 */ | |
472 | writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET )); | |
473 | ||
474 | /* wait for status == 2 */ | |
475 | err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 2, 30); /* 300msec */ | |
476 | if (err < 0) { | |
477 | snd_printk( KERN_ERR "daughter board load error\n"); | |
478 | return err; | |
479 | } | |
480 | ||
481 | /* get the address where to write the file */ | |
482 | val = readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET )); | |
483 | snd_assert(val != 0, return -EINVAL); | |
484 | ||
485 | /* copy daughterboard xilinx code */ | |
486 | memcpy_toio( MIXART_MEM( mgr, val), dsp->data, dsp->size); | |
487 | ||
488 | /* set daughterboard status to 4 */ | |
489 | writel_be( 4, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET )); | |
490 | ||
491 | /* continue with init */ | |
492 | break; | |
493 | } /* end of switch file index*/ | |
494 | ||
495 | /* wait for daughter status == 3 */ | |
496 | err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 3, 300); /* 3sec */ | |
497 | if (err < 0) { | |
498 | snd_printk( KERN_ERR "daughter board could not be initialised\n"); | |
499 | return err; | |
500 | } | |
501 | ||
502 | /* init mailbox (communication with embedded) */ | |
503 | snd_mixart_init_mailbox(mgr); | |
504 | ||
505 | /* first communication with embedded */ | |
506 | err = mixart_first_init(mgr); | |
507 | if (err < 0) { | |
508 | snd_printk( KERN_ERR "miXart could not be set up\n"); | |
509 | return err; | |
510 | } | |
511 | ||
512 | /* create devices and mixer in accordance with HW options*/ | |
513 | for (card_index = 0; card_index < mgr->num_cards; card_index++) { | |
67b48b88 | 514 | struct snd_mixart *chip = mgr->chip[card_index]; |
1da177e4 LT |
515 | |
516 | if ((err = snd_mixart_create_pcm(chip)) < 0) | |
517 | return err; | |
518 | ||
519 | if (card_index == 0) { | |
520 | if ((err = snd_mixart_create_mixer(chip->mgr)) < 0) | |
521 | return err; | |
522 | } | |
523 | ||
524 | if ((err = snd_card_register(chip->card)) < 0) | |
525 | return err; | |
526 | }; | |
527 | ||
528 | snd_printdd("miXart firmware downloaded and successfully set up\n"); | |
529 | ||
530 | return 0; | |
531 | } | |
532 | ||
533 | ||
534 | #if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) | |
535 | #if !defined(CONFIG_USE_MIXARTLOADER) && !defined(CONFIG_SND_MIXART) /* built-in kernel */ | |
536 | #define SND_MIXART_FW_LOADER /* use the standard firmware loader */ | |
537 | #endif | |
538 | #endif | |
539 | ||
540 | #ifdef SND_MIXART_FW_LOADER | |
541 | ||
67b48b88 | 542 | int snd_mixart_setup_firmware(struct mixart_mgr *mgr) |
1da177e4 LT |
543 | { |
544 | static char *fw_files[3] = { | |
545 | "miXart8.xlx", "miXart8.elf", "miXart8AES.xlx" | |
546 | }; | |
547 | char path[32]; | |
548 | ||
549 | const struct firmware *fw_entry; | |
550 | int i, err; | |
551 | ||
552 | for (i = 0; i < 3; i++) { | |
553 | sprintf(path, "mixart/%s", fw_files[i]); | |
554 | if (request_firmware(&fw_entry, path, &mgr->pci->dev)) { | |
555 | snd_printk(KERN_ERR "miXart: can't load firmware %s\n", path); | |
556 | return -ENOENT; | |
557 | } | |
558 | /* fake hwdep dsp record */ | |
559 | err = mixart_dsp_load(mgr, i, fw_entry); | |
560 | release_firmware(fw_entry); | |
561 | if (err < 0) | |
562 | return err; | |
563 | mgr->dsp_loaded |= 1 << i; | |
564 | } | |
565 | return 0; | |
566 | } | |
567 | ||
568 | ||
569 | #else /* old style firmware loading */ | |
570 | ||
571 | /* miXart hwdep interface id string */ | |
572 | #define SND_MIXART_HWDEP_ID "miXart Loader" | |
573 | ||
67b48b88 | 574 | static int mixart_hwdep_open(struct snd_hwdep *hw, struct file *file) |
1da177e4 LT |
575 | { |
576 | return 0; | |
577 | } | |
578 | ||
67b48b88 | 579 | static int mixart_hwdep_release(struct snd_hwdep *hw, struct file *file) |
1da177e4 LT |
580 | { |
581 | return 0; | |
582 | } | |
583 | ||
67b48b88 TI |
584 | static int mixart_hwdep_dsp_status(struct snd_hwdep *hw, |
585 | struct snd_hwdep_dsp_status *info) | |
1da177e4 | 586 | { |
67b48b88 | 587 | struct mixart_mgr *mgr = hw->private_data; |
1da177e4 LT |
588 | |
589 | strcpy(info->id, "miXart"); | |
590 | info->num_dsps = MIXART_HARDW_FILES_MAX_INDEX; | |
591 | ||
592 | if (mgr->dsp_loaded & (1 << MIXART_MOTHERBOARD_ELF_INDEX)) | |
593 | info->chip_ready = 1; | |
594 | ||
595 | info->version = MIXART_DRIVER_VERSION; | |
596 | return 0; | |
597 | } | |
598 | ||
67b48b88 TI |
599 | static int mixart_hwdep_dsp_load(struct snd_hwdep *hw, |
600 | struct snd_hwdep_dsp_image *dsp) | |
1da177e4 | 601 | { |
67b48b88 | 602 | struct mixart_mgr* mgr = hw->private_data; |
1da177e4 LT |
603 | struct firmware fw; |
604 | int err; | |
605 | ||
606 | fw.size = dsp->length; | |
607 | fw.data = vmalloc(dsp->length); | |
608 | if (! fw.data) { | |
609 | snd_printk(KERN_ERR "miXart: cannot allocate image size %d\n", | |
610 | (int)dsp->length); | |
611 | return -ENOMEM; | |
612 | } | |
613 | if (copy_from_user(fw.data, dsp->image, dsp->length)) { | |
614 | vfree(fw.data); | |
615 | return -EFAULT; | |
616 | } | |
617 | err = mixart_dsp_load(mgr, dsp->index, &fw); | |
618 | vfree(fw.data); | |
619 | if (err < 0) | |
620 | return err; | |
621 | mgr->dsp_loaded |= 1 << dsp->index; | |
622 | return err; | |
623 | } | |
624 | ||
67b48b88 | 625 | int snd_mixart_setup_firmware(struct mixart_mgr *mgr) |
1da177e4 LT |
626 | { |
627 | int err; | |
67b48b88 | 628 | struct snd_hwdep *hw; |
1da177e4 LT |
629 | |
630 | /* only create hwdep interface for first cardX (see "index" module parameter)*/ | |
631 | if ((err = snd_hwdep_new(mgr->chip[0]->card, SND_MIXART_HWDEP_ID, 0, &hw)) < 0) | |
632 | return err; | |
633 | ||
634 | hw->iface = SNDRV_HWDEP_IFACE_MIXART; | |
635 | hw->private_data = mgr; | |
636 | hw->ops.open = mixart_hwdep_open; | |
637 | hw->ops.release = mixart_hwdep_release; | |
638 | hw->ops.dsp_status = mixart_hwdep_dsp_status; | |
639 | hw->ops.dsp_load = mixart_hwdep_dsp_load; | |
640 | hw->exclusive = 1; | |
641 | sprintf(hw->name, SND_MIXART_HWDEP_ID); | |
642 | mgr->dsp_loaded = 0; | |
643 | ||
644 | return snd_card_register(mgr->chip[0]->card); | |
645 | } | |
646 | ||
647 | #endif /* SND_MIXART_FW_LOADER */ |