Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #include <linux/interrupt.h> |
| 24 | #include <linux/pci.h> |
| 25 | #include <linux/firmware.h> |
Frank Lichtenheld | 44052e0 | 2007-07-17 19:50:53 +0200 | [diff] [blame] | 26 | #include <linux/vmalloc.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | */ |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 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) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 99 | static int mixart_load_elf(struct mixart_mgr *mgr, const struct firmware *dsp ) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | { |
| 101 | char elf32_magic_number[4] = {0x7f,'E','L','F'}; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 102 | struct snd_mixart_elf32_ehdr *elf_header; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 103 | int i; |
| 104 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 105 | elf_header = (struct snd_mixart_elf32_ehdr *)dsp->data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 ) { |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 111 | struct snd_mixart_elf32_phdr elf_programheader; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 138 | static int mixart_enum_connectors(struct mixart_mgr *mgr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | { |
| 140 | u32 k; |
| 141 | int err; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 160 | request.uid = (struct mixart_uid){0,0}; /* board num = 0 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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++) { |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 172 | struct mixart_pipe *pipe; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 202 | request.uid = (struct mixart_uid){0,0}; /* board num = 0 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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++) { |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 214 | struct mixart_pipe *pipe; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 252 | static int mixart_enum_physio(struct mixart_mgr *mgr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 253 | { |
| 254 | u32 k; |
| 255 | int err; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 281 | request.uid = (struct mixart_uid){0,0}; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 302 | static int mixart_first_init(struct mixart_mgr *mgr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 303 | { |
| 304 | u32 k; |
| 305 | int err; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 306 | struct mixart_msg request; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 315 | request.uid = (struct mixart_uid){0,0}; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 332 | static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmware *dsp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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++) { |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 514 | struct snd_mixart *chip = mgr->chip[card_index]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 542 | int snd_mixart_setup_firmware(struct mixart_mgr *mgr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Clemens Ladisch | 7e0af29 | 2007-05-03 17:59:54 +0200 | [diff] [blame] | 568 | MODULE_FIRMWARE("mixart/miXart8.xlx"); |
| 569 | MODULE_FIRMWARE("mixart/miXart8.elf"); |
| 570 | MODULE_FIRMWARE("mixart/miXart8AES.xlx"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | |
| 572 | #else /* old style firmware loading */ |
| 573 | |
| 574 | /* miXart hwdep interface id string */ |
| 575 | #define SND_MIXART_HWDEP_ID "miXart Loader" |
| 576 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 577 | static int mixart_hwdep_open(struct snd_hwdep *hw, struct file *file) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 578 | { |
| 579 | return 0; |
| 580 | } |
| 581 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 582 | static int mixart_hwdep_release(struct snd_hwdep *hw, struct file *file) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 583 | { |
| 584 | return 0; |
| 585 | } |
| 586 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 587 | static int mixart_hwdep_dsp_status(struct snd_hwdep *hw, |
| 588 | struct snd_hwdep_dsp_status *info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 589 | { |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 590 | struct mixart_mgr *mgr = hw->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 591 | |
| 592 | strcpy(info->id, "miXart"); |
| 593 | info->num_dsps = MIXART_HARDW_FILES_MAX_INDEX; |
| 594 | |
| 595 | if (mgr->dsp_loaded & (1 << MIXART_MOTHERBOARD_ELF_INDEX)) |
| 596 | info->chip_ready = 1; |
| 597 | |
| 598 | info->version = MIXART_DRIVER_VERSION; |
| 599 | return 0; |
| 600 | } |
| 601 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 602 | static int mixart_hwdep_dsp_load(struct snd_hwdep *hw, |
| 603 | struct snd_hwdep_dsp_image *dsp) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 604 | { |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 605 | struct mixart_mgr* mgr = hw->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 606 | struct firmware fw; |
| 607 | int err; |
| 608 | |
| 609 | fw.size = dsp->length; |
| 610 | fw.data = vmalloc(dsp->length); |
| 611 | if (! fw.data) { |
| 612 | snd_printk(KERN_ERR "miXart: cannot allocate image size %d\n", |
| 613 | (int)dsp->length); |
| 614 | return -ENOMEM; |
| 615 | } |
David Howells | fd4f80d | 2008-07-08 17:43:01 +0100 | [diff] [blame] | 616 | if (copy_from_user((void *) fw.data, dsp->image, dsp->length)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 617 | vfree(fw.data); |
| 618 | return -EFAULT; |
| 619 | } |
| 620 | err = mixart_dsp_load(mgr, dsp->index, &fw); |
| 621 | vfree(fw.data); |
| 622 | if (err < 0) |
| 623 | return err; |
| 624 | mgr->dsp_loaded |= 1 << dsp->index; |
| 625 | return err; |
| 626 | } |
| 627 | |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 628 | int snd_mixart_setup_firmware(struct mixart_mgr *mgr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 629 | { |
| 630 | int err; |
Takashi Iwai | 67b48b8 | 2005-11-17 15:01:08 +0100 | [diff] [blame] | 631 | struct snd_hwdep *hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 632 | |
| 633 | /* only create hwdep interface for first cardX (see "index" module parameter)*/ |
| 634 | if ((err = snd_hwdep_new(mgr->chip[0]->card, SND_MIXART_HWDEP_ID, 0, &hw)) < 0) |
| 635 | return err; |
| 636 | |
| 637 | hw->iface = SNDRV_HWDEP_IFACE_MIXART; |
| 638 | hw->private_data = mgr; |
| 639 | hw->ops.open = mixart_hwdep_open; |
| 640 | hw->ops.release = mixart_hwdep_release; |
| 641 | hw->ops.dsp_status = mixart_hwdep_dsp_status; |
| 642 | hw->ops.dsp_load = mixart_hwdep_dsp_load; |
| 643 | hw->exclusive = 1; |
| 644 | sprintf(hw->name, SND_MIXART_HWDEP_ID); |
| 645 | mgr->dsp_loaded = 0; |
| 646 | |
| 647 | return snd_card_register(mgr->chip[0]->card); |
| 648 | } |
| 649 | |
| 650 | #endif /* SND_MIXART_FW_LOADER */ |