sound/pci/pcxhr/pcxhr_hwdep.c

   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
  23 #include <linux/interrupt.h>
  24 #include <linux/vmalloc.h>
  25 #include <linux/firmware.h>
  26 #include <linux/pci.h>
  27 #include <linux/module.h>
  28 #include <asm/io.h>
  29 #include <sound/core.h>
  30 #include <sound/hwdep.h>
  31 #include "pcxhr.h"
  32 #include "pcxhr_mixer.h"
  33 #include "pcxhr_hwdep.h"
  34 #include "pcxhr_core.h"
  35 #include "pcxhr_mix22.h"
  36
  37
  38 static int pcxhr_sub_init(struct pcxhr_mgr *mgr);
  39 /*
  40  * get basic information and init pcxhr card
  41  */
  42 static int pcxhr_init_board(struct pcxhr_mgr *mgr)
  43 {
  44         int err;
  45         struct pcxhr_rmh rmh;
  46         int card_streams;
  47
  48         /* calc the number of all streams used */
  49         if (mgr->mono_capture)
  50                 card_streams = mgr->capture_chips * 2;
  51         else
  52                 card_streams = mgr->capture_chips;
  53         card_streams += mgr->playback_chips * PCXHR_PLAYBACK_STREAMS;
  54
  55         /* enable interrupts */
  56         pcxhr_enable_dsp(mgr);
  57
  58         pcxhr_init_rmh(&rmh, CMD_SUPPORTED);
  59         err = pcxhr_send_msg(mgr, &rmh);
  60         if (err)
  61                 return err;
  62         /* test 4, 8 or 12 phys out */
  63         if ((rmh.stat[0] & MASK_FIRST_FIELD) < mgr->playback_chips * 2)
  64                 return -EINVAL;
  65         /* test 4, 8 or 2 phys in */
  66         if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) <
  67             mgr->capture_chips * 2)
  68                 return -EINVAL;
  69         /* test max nb substream per board */
  70         if ((rmh.stat[1] & 0x5F) < card_streams)
  71                 return -EINVAL;
  72         /* test max nb substream per pipe */
  73         if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS)
  74                 return -EINVAL;
  75         snd_printdd("supported formats : playback=%x capture=%x\n",
  76                     rmh.stat[2], rmh.stat[3]);
  77
  78         pcxhr_init_rmh(&rmh, CMD_VERSION);
  79         /* firmware num for DSP */
  80         rmh.cmd[0] |= mgr->firmware_num;
  81         /* transfer granularity in samples (should be multiple of 48) */
  82         rmh.cmd[1] = (1<<23) + mgr->granularity;
  83         rmh.cmd_len = 2;
  84         err = pcxhr_send_msg(mgr, &rmh);
  85         if (err)
  86                 return err;
  87         snd_printdd("PCXHR DSP version is %d.%d.%d\n", (rmh.stat[0]>>16)&0xff,
  88                     (rmh.stat[0]>>8)&0xff, rmh.stat[0]&0xff);
  89         mgr->dsp_version = rmh.stat[0];
  90
  91         if (mgr->is_hr_stereo)
  92                 err = hr222_sub_init(mgr);
  93         else
  94                 err = pcxhr_sub_init(mgr);
  95         return err;
  96 }
  97
  98 static int pcxhr_sub_init(struct pcxhr_mgr *mgr)
  99 {
 100         int err;
 101         struct pcxhr_rmh rmh;
 102
 103         /* get options */
 104         pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
 105         rmh.cmd[0] |= IO_NUM_REG_STATUS;
 106         rmh.cmd[1]  = REG_STATUS_OPTIONS;
 107         rmh.cmd_len = 2;
 108         err = pcxhr_send_msg(mgr, &rmh);
 109         if (err)
 110                 return err;
 111
 112         if ((rmh.stat[1] & REG_STATUS_OPT_DAUGHTER_MASK) ==
 113             REG_STATUS_OPT_ANALOG_BOARD)
 114                 mgr->board_has_analog = 1;      /* analog addon board found */
 115
 116         /* unmute inputs */
 117         err = pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS,
 118                                           REG_CONT_UNMUTE_INPUTS, NULL);
 119         if (err)
 120                 return err;
 121         /* unmute outputs (a write to IO_NUM_REG_MUTE_OUT mutes!) */
 122         pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
 123         rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
 124         if (DSP_EXT_CMD_SET(mgr)) {
 125                 rmh.cmd[1]  = 1;        /* unmute digital plugs */
 126                 rmh.cmd_len = 2;
 127         }
 128         err = pcxhr_send_msg(mgr, &rmh);
 129         return err;
 130 }
 131
 132 void pcxhr_reset_board(struct pcxhr_mgr *mgr)
 133 {
 134         struct pcxhr_rmh rmh;
 135
 136         if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
 137                 /* mute outputs */
 138             if (!mgr->is_hr_stereo) {
 139                 /* a read to IO_NUM_REG_MUTE_OUT register unmutes! */
 140                 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
 141                 rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
 142                 pcxhr_send_msg(mgr, &rmh);
 143                 /* mute inputs */
 144                 pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS,
 145                                             0, NULL);
 146             }
 147                 /* stereo cards mute with reset of dsp */
 148         }
 149         /* reset pcxhr dsp */
 150         if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_EPRM_INDEX))
 151                 pcxhr_reset_dsp(mgr);
 152         /* reset second xilinx */
 153         if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_XLX_COM_INDEX)) {
 154                 pcxhr_reset_xilinx_com(mgr);
 155                 mgr->dsp_loaded = 1;
 156         }
 157         return;
 158 }
 159
 160
 161 /*
 162  *  allocate a playback/capture pipe (pcmp0/pcmc0)
 163  */
 164 static int pcxhr_dsp_allocate_pipe(struct pcxhr_mgr *mgr,
 165                                    struct pcxhr_pipe *pipe,
 166                                    int is_capture, int pin)
 167 {
 168         int stream_count, audio_count;
 169         int err;
 170         struct pcxhr_rmh rmh;
 171
 172         if (is_capture) {
 173                 stream_count = 1;
 174                 if (mgr->mono_capture)
 175                         audio_count = 1;
 176                 else
 177                         audio_count = 2;
 178         } else {
 179                 stream_count = PCXHR_PLAYBACK_STREAMS;
 180                 audio_count = 2;        /* always stereo */
 181         }
 182         snd_printdd("snd_add_ref_pipe pin(%d) pcm%c0\n",
 183                     pin, is_capture ? 'c' : 'p');
 184         pipe->is_capture = is_capture;
 185         pipe->first_audio = pin;
 186         /* define pipe (P_PCM_ONLY_MASK (0x020000) is not necessary) */
 187         pcxhr_init_rmh(&rmh, CMD_RES_PIPE);
 188         pcxhr_set_pipe_cmd_params(&rmh, is_capture, pin,
 189                                   audio_count, stream_count);
 190         rmh.cmd[1] |= 0x020000; /* add P_PCM_ONLY_MASK */
 191         if (DSP_EXT_CMD_SET(mgr)) {
 192                 /* add channel mask to command */
 193           rmh.cmd[rmh.cmd_len++] = (audio_count == 1) ? 0x01 : 0x03;
 194         }
 195         err = pcxhr_send_msg(mgr, &rmh);
 196         if (err < 0) {
 197                 snd_printk(KERN_ERR "error pipe allocation "
 198                            "(CMD_RES_PIPE) err=%x!\n", err);
 199                 return err;
 200         }
 201         pipe->status = PCXHR_PIPE_DEFINED;
 202
 203         return 0;
 204 }
 205
 206 /*
 207  *  free playback/capture pipe (pcmp0/pcmc0)
 208  */
 209 #if 0
 210 static int pcxhr_dsp_free_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe)
 211 {
 212         struct pcxhr_rmh rmh;
 213         int capture_mask = 0;
 214         int playback_mask = 0;
 215         int err = 0;
 216
 217         if (pipe->is_capture)
 218                 capture_mask  = (1 << pipe->first_audio);
 219         else
 220                 playback_mask = (1 << pipe->first_audio);
 221
 222         /* stop one pipe */
 223         err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0);
 224         if (err < 0)
 225                 snd_printk(KERN_ERR "error stopping pipe!\n");
 226         /* release the pipe */
 227         pcxhr_init_rmh(&rmh, CMD_FREE_PIPE);
 228         pcxhr_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->first_audio,
 229                                   0, 0);
 230         err = pcxhr_send_msg(mgr, &rmh);
 231         if (err < 0)
 232                 snd_printk(KERN_ERR "error pipe release "
 233                            "(CMD_FREE_PIPE) err(%x)\n", err);
 234         pipe->status = PCXHR_PIPE_UNDEFINED;
 235         return err;
 236 }
 237 #endif
 238
 239
 240 static int pcxhr_config_pipes(struct pcxhr_mgr *mgr)
 241 {
 242         int err, i, j;
 243         struct snd_pcxhr *chip;
 244         struct pcxhr_pipe *pipe;
 245
 246         /* allocate the pipes on the dsp */
 247         for (i = 0; i < mgr->num_cards; i++) {
 248                 chip = mgr->chip[i];
 249                 if (chip->nb_streams_play) {
 250                         pipe = &chip->playback_pipe;
 251                         err = pcxhr_dsp_allocate_pipe( mgr, pipe, 0, i*2);
 252                         if (err)
 253                                 return err;
 254                         for(j = 0; j < chip->nb_streams_play; j++)
 255                                 chip->playback_stream[j].pipe = pipe;
 256                 }
 257                 for (j = 0; j < chip->nb_streams_capt; j++) {
 258                         pipe = &chip->capture_pipe[j];
 259                         err = pcxhr_dsp_allocate_pipe(mgr, pipe, 1, i*2 + j);
 260                         if (err)
 261                                 return err;
 262                         chip->capture_stream[j].pipe = pipe;
 263                 }
 264         }
 265         return 0;
 266 }
 267
 268 static int pcxhr_start_pipes(struct pcxhr_mgr *mgr)
 269 {
 270         int i, j;
 271         struct snd_pcxhr *chip;
 272         int playback_mask = 0;
 273         int capture_mask = 0;
 274
 275         /* start all the pipes on the dsp */
 276         for (i = 0; i < mgr->num_cards; i++) {
 277                 chip = mgr->chip[i];
 278                 if (chip->nb_streams_play)
 279                         playback_mask |= 1 << chip->playback_pipe.first_audio;
 280                 for (j = 0; j < chip->nb_streams_capt; j++)
 281                         capture_mask |= 1 << chip->capture_pipe[j].first_audio;
 282         }
 283         return pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1);
 284 }
 285
 286
 287 static int pcxhr_dsp_load(struct pcxhr_mgr *mgr, int index,
 288                           const struct firmware *dsp)
 289 {
 290         int err, card_index;
 291
 292         snd_printdd("loading dsp [%d] size = %Zd\n", index, dsp->size);
 293
 294         switch (index) {
 295         case PCXHR_FIRMWARE_XLX_INT_INDEX:
 296                 pcxhr_reset_xilinx_com(mgr);
 297                 return pcxhr_load_xilinx_binary(mgr, dsp, 0);
 298
 299         case PCXHR_FIRMWARE_XLX_COM_INDEX:
 300                 pcxhr_reset_xilinx_com(mgr);
 301                 return pcxhr_load_xilinx_binary(mgr, dsp, 1);
 302
 303         case PCXHR_FIRMWARE_DSP_EPRM_INDEX:
 304                 pcxhr_reset_dsp(mgr);
 305                 return pcxhr_load_eeprom_binary(mgr, dsp);
 306
 307         case PCXHR_FIRMWARE_DSP_BOOT_INDEX:
 308                 return pcxhr_load_boot_binary(mgr, dsp);
 309
 310         case PCXHR_FIRMWARE_DSP_MAIN_INDEX:
 311                 err = pcxhr_load_dsp_binary(mgr, dsp);
 312                 if (err)
 313                         return err;
 314                 break;  /* continue with first init */
 315         default:
 316                 snd_printk(KERN_ERR "wrong file index\n");
 317                 return -EFAULT;
 318         } /* end of switch file index*/
 319
 320         /* first communication with embedded */
 321         err = pcxhr_init_board(mgr);
 322         if (err < 0) {
 323                 snd_printk(KERN_ERR "pcxhr could not be set up\n");
 324                 return err;
 325         }
 326         err = pcxhr_config_pipes(mgr);
 327         if (err < 0) {
 328                 snd_printk(KERN_ERR "pcxhr pipes could not be set up\n");
 329                 return err;
 330         }
 331         /* create devices and mixer in accordance with HW options*/
 332         for (card_index = 0; card_index < mgr->num_cards; card_index++) {
 333                 struct snd_pcxhr *chip = mgr->chip[card_index];
 334
 335                 if ((err = pcxhr_create_pcm(chip)) < 0)
 336                         return err;
 337
 338                 if (card_index == 0) {
 339                         if ((err = pcxhr_create_mixer(chip->mgr)) < 0)
 340                                 return err;
 341                 }
 342                 if ((err = snd_card_register(chip->card)) < 0)
 343                         return err;
 344         }
 345         err = pcxhr_start_pipes(mgr);
 346         if (err < 0) {
 347                 snd_printk(KERN_ERR "pcxhr pipes could not be started\n");
 348                 return err;
 349         }
 350         snd_printdd("pcxhr firmware downloaded and successfully set up\n");
 351
 352         return 0;
 353 }
 354
 355 /*
 356  * fw loader entry
 357  */
 358 int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
 359 {
 360         static char *fw_files[][5] = {
 361         [0] = { "xlxint.dat", "xlxc882hr.dat",
 362                 "dspe882.e56", "dspb882hr.b56", "dspd882.d56" },
 363         [1] = { "xlxint.dat", "xlxc882e.dat",
 364                 "dspe882.e56", "dspb882e.b56", "dspd882.d56" },
 365         [2] = { "xlxint.dat", "xlxc1222hr.dat",
 366                 "dspe882.e56", "dspb1222hr.b56", "dspd1222.d56" },
 367         [3] = { "xlxint.dat", "xlxc1222e.dat",
 368                 "dspe882.e56", "dspb1222e.b56", "dspd1222.d56" },
 369         [4] = { NULL, "xlxc222.dat",
 370                 "dspe924.e56", "dspb924.b56", "dspd222.d56" },
 371         [5] = { NULL, "xlxc924.dat",
 372                 "dspe924.e56", "dspb924.b56", "dspd222.d56" },
 373         };
 374         char path[32];
 375
 376         const struct firmware *fw_entry;
 377         int i, err;
 378         int fw_set = mgr->fw_file_set;
 379
 380         for (i = 0; i < 5; i++) {
 381                 if (!fw_files[fw_set][i])
 382                         continue;
 383                 sprintf(path, "pcxhr/%s", fw_files[fw_set][i]);
 384                 if (request_firmware(&fw_entry, path, &mgr->pci->dev)) {
 385                         snd_printk(KERN_ERR "pcxhr: can't load firmware %s\n",
 386                                    path);
 387                         return -ENOENT;
 388                 }
 389                 /* fake hwdep dsp record */
 390                 err = pcxhr_dsp_load(mgr, i, fw_entry);
 391                 release_firmware(fw_entry);
 392                 if (err < 0)
 393                         return err;
 394                 mgr->dsp_loaded |= 1 << i;
 395         }
 396         return 0;
 397 }
 398
 399 MODULE_FIRMWARE("pcxhr/xlxint.dat");
 400 MODULE_FIRMWARE("pcxhr/xlxc882hr.dat");
 401 MODULE_FIRMWARE("pcxhr/xlxc882e.dat");
 402 MODULE_FIRMWARE("pcxhr/dspe882.e56");
 403 MODULE_FIRMWARE("pcxhr/dspb882hr.b56");
 404 MODULE_FIRMWARE("pcxhr/dspb882e.b56");
 405 MODULE_FIRMWARE("pcxhr/dspd882.d56");
 406
 407 MODULE_FIRMWARE("pcxhr/xlxc1222hr.dat");
 408 MODULE_FIRMWARE("pcxhr/xlxc1222e.dat");
 409 MODULE_FIRMWARE("pcxhr/dspb1222hr.b56");
 410 MODULE_FIRMWARE("pcxhr/dspb1222e.b56");
 411 MODULE_FIRMWARE("pcxhr/dspd1222.d56");
 412
 413 MODULE_FIRMWARE("pcxhr/xlxc222.dat");
 414 MODULE_FIRMWARE("pcxhr/xlxc924.dat");
 415 MODULE_FIRMWARE("pcxhr/dspe924.e56");
 416 MODULE_FIRMWARE("pcxhr/dspb924.b56");
 417 MODULE_FIRMWARE("pcxhr/dspd222.d56");