1 /* $NetBSD: uaudio.c,v 1.91 2004/11/05 17:46:14 kent Exp $ */ 2 /* $FreeBSD$ */ 3 4 /*- 5 * Copyright (c) 1999 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson (lennart@augustsson.net) at 10 * Carlstedt Research & Technology. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <sys/cdefs.h> 35 __FBSDID("$FreeBSD$"); 36 37 /* 38 * USB audio specs: http://www.usb.org/developers/devclass_docs/audio10.pdf 39 * http://www.usb.org/developers/devclass_docs/frmts10.pdf 40 * http://www.usb.org/developers/devclass_docs/termt10.pdf 41 */ 42 43 /* 44 * Also merged: 45 * $NetBSD: uaudio.c,v 1.94 2005/01/15 15:19:53 kent Exp $ 46 * $NetBSD: uaudio.c,v 1.95 2005/01/16 06:02:19 dsainty Exp $ 47 * $NetBSD: uaudio.c,v 1.96 2005/01/16 12:46:00 kent Exp $ 48 * $NetBSD: uaudio.c,v 1.97 2005/02/24 08:19:38 martin Exp $ 49 */ 50 51 #include <sys/stdint.h> 52 #include <sys/stddef.h> 53 #include <sys/param.h> 54 #include <sys/queue.h> 55 #include <sys/types.h> 56 #include <sys/systm.h> 57 #include <sys/kernel.h> 58 #include <sys/bus.h> 59 #include <sys/module.h> 60 #include <sys/lock.h> 61 #include <sys/mutex.h> 62 #include <sys/condvar.h> 63 #include <sys/sysctl.h> 64 #include <sys/sx.h> 65 #include <sys/unistd.h> 66 #include <sys/callout.h> 67 #include <sys/malloc.h> 68 #include <sys/priv.h> 69 70 #include "usbdevs.h" 71 #include <dev/usb/usb.h> 72 #include <dev/usb/usbdi.h> 73 #include <dev/usb/usbdi_util.h> 74 #include <dev/usb/usbhid.h> 75 #include <dev/usb/usb_request.h> 76 #include <dev/usb/usb_process.h> 77 78 #define USB_DEBUG_VAR uaudio_debug 79 #include <dev/usb/usb_debug.h> 80 81 #include <dev/usb/quirk/usb_quirk.h> 82 83 #include <sys/reboot.h> /* for bootverbose */ 84 85 #ifdef HAVE_KERNEL_OPTION_HEADERS 86 #include "opt_snd.h" 87 #endif 88 89 #include <dev/sound/pcm/sound.h> 90 #include <dev/sound/usb/uaudioreg.h> 91 #include <dev/sound/usb/uaudio.h> 92 #include <dev/sound/chip.h> 93 #include "feeder_if.h" 94 95 static int uaudio_default_rate = 0; /* use rate list */ 96 static int uaudio_default_bits = 32; 97 static int uaudio_default_channels = 0; /* use default */ 98 99 #ifdef USB_DEBUG 100 static int uaudio_debug = 0; 101 102 static SYSCTL_NODE(_hw_usb, OID_AUTO, uaudio, CTLFLAG_RW, 0, "USB uaudio"); 103 104 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, debug, CTLFLAG_RW, 105 &uaudio_debug, 0, "uaudio debug level"); 106 107 TUNABLE_INT("hw.usb.uaudio.default_rate", &uaudio_default_rate); 108 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_rate, CTLFLAG_RW, 109 &uaudio_default_rate, 0, "uaudio default sample rate"); 110 111 TUNABLE_INT("hw.usb.uaudio.default_bits", &uaudio_default_bits); 112 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_bits, CTLFLAG_RW, 113 &uaudio_default_bits, 0, "uaudio default sample bits"); 114 115 TUNABLE_INT("hw.usb.uaudio.default_channels", &uaudio_default_channels); 116 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_channels, CTLFLAG_RW, 117 &uaudio_default_channels, 0, "uaudio default sample channels"); 118 #endif 119 120 #define UAUDIO_NFRAMES 64 /* must be factor of 8 due HS-USB */ 121 #define UAUDIO_NCHANBUFS 2 /* number of outstanding request */ 122 #define UAUDIO_RECURSE_LIMIT 255 /* rounds */ 123 124 #define MAKE_WORD(h,l) (((h) << 8) | (l)) 125 #define BIT_TEST(bm,bno) (((bm)[(bno) / 8] >> (7 - ((bno) % 8))) & 1) 126 #define UAUDIO_MAX_CHAN(x) (x) 127 #define MIX(sc) ((sc)->sc_mixer_node) 128 129 union uaudio_asid { 130 const struct usb_audio_streaming_interface_descriptor *v1; 131 const struct usb_audio20_streaming_interface_descriptor *v2; 132 }; 133 134 union uaudio_asf1d { 135 const struct usb_audio_streaming_type1_descriptor *v1; 136 const struct usb_audio20_streaming_type1_descriptor *v2; 137 }; 138 139 union uaudio_sed { 140 const struct usb_audio_streaming_endpoint_descriptor *v1; 141 const struct usb_audio20_streaming_endpoint_descriptor *v2; 142 }; 143 144 struct uaudio_mixer_node { 145 const char *name; 146 147 int32_t minval; 148 int32_t maxval; 149 #define MIX_MAX_CHAN 16 150 int32_t wValue[MIX_MAX_CHAN]; /* using nchan */ 151 uint32_t mul; 152 uint32_t ctl; 153 154 int wData[MIX_MAX_CHAN]; /* using nchan */ 155 uint16_t wIndex; 156 157 uint8_t update[(MIX_MAX_CHAN + 7) / 8]; 158 uint8_t nchan; 159 uint8_t type; 160 #define MIX_ON_OFF 1 161 #define MIX_SIGNED_16 2 162 #define MIX_UNSIGNED_16 3 163 #define MIX_SIGNED_8 4 164 #define MIX_SELECTOR 5 165 #define MIX_UNKNOWN 6 166 #define MIX_SIZE(n) ((((n) == MIX_SIGNED_16) || \ 167 ((n) == MIX_UNSIGNED_16)) ? 2 : 1) 168 #define MIX_UNSIGNED(n) ((n) == MIX_UNSIGNED_16) 169 170 #define MAX_SELECTOR_INPUT_PIN 256 171 uint8_t slctrtype[MAX_SELECTOR_INPUT_PIN]; 172 uint8_t class; 173 uint8_t val_default; 174 175 uint8_t desc[64]; 176 177 struct uaudio_mixer_node *next; 178 }; 179 180 struct uaudio_configure_msg { 181 struct usb_proc_msg hdr; 182 struct uaudio_softc *sc; 183 }; 184 185 #define CHAN_MAX_ALT 24 186 187 struct uaudio_chan_alt { 188 union uaudio_asf1d p_asf1d; 189 union uaudio_sed p_sed; 190 const usb_endpoint_descriptor_audio_t *p_ed1; 191 const struct uaudio_format *p_fmt; 192 const struct usb_config *usb_cfg; 193 uint32_t sample_rate; /* in Hz */ 194 uint16_t sample_size; 195 uint8_t iface_index; 196 uint8_t iface_alt_index; 197 uint8_t channels; 198 }; 199 200 struct uaudio_chan { 201 struct pcmchan_caps pcm_cap; /* capabilities */ 202 struct uaudio_chan_alt usb_alt[CHAN_MAX_ALT]; 203 struct snd_dbuf *pcm_buf; 204 struct mtx *pcm_mtx; /* lock protecting this structure */ 205 struct uaudio_softc *priv_sc; 206 struct pcm_channel *pcm_ch; 207 struct usb_xfer *xfer[UAUDIO_NCHANBUFS + 1]; 208 209 uint8_t *buf; /* pointer to buffer */ 210 uint8_t *start; /* upper layer buffer start */ 211 uint8_t *end; /* upper layer buffer end */ 212 uint8_t *cur; /* current position in upper layer 213 * buffer */ 214 215 uint32_t intr_frames; /* in units */ 216 uint32_t frames_per_second; 217 uint32_t sample_rem; 218 uint32_t sample_curr; 219 uint32_t max_buf; 220 221 uint32_t pcm_format[2]; 222 223 uint16_t bytes_per_frame[2]; 224 225 uint8_t num_alt; 226 uint8_t cur_alt; 227 uint8_t set_alt; 228 uint8_t operation; 229 #define CHAN_OP_NONE 0 230 #define CHAN_OP_START 1 231 #define CHAN_OP_STOP 2 232 #define CHAN_OP_DRAIN 3 233 234 uint8_t last_sync_time; 235 uint8_t last_sync_state; 236 #define UAUDIO_SYNC_NONE 0 237 #define UAUDIO_SYNC_MORE 1 238 #define UAUDIO_SYNC_LESS 2 239 }; 240 241 #define UMIDI_CABLES_MAX 16 /* units */ 242 #define UMIDI_TX_FRAMES 256 /* units */ 243 #define UMIDI_TX_BUFFER (UMIDI_TX_FRAMES * 4) /* bytes */ 244 245 enum { 246 UMIDI_TX_TRANSFER, 247 UMIDI_RX_TRANSFER, 248 UMIDI_N_TRANSFER, 249 }; 250 251 struct umidi_sub_chan { 252 struct usb_fifo_sc fifo; 253 uint8_t *temp_cmd; 254 uint8_t temp_0[4]; 255 uint8_t temp_1[4]; 256 uint8_t state; 257 #define UMIDI_ST_UNKNOWN 0 /* scan for command */ 258 #define UMIDI_ST_1PARAM 1 259 #define UMIDI_ST_2PARAM_1 2 260 #define UMIDI_ST_2PARAM_2 3 261 #define UMIDI_ST_SYSEX_0 4 262 #define UMIDI_ST_SYSEX_1 5 263 #define UMIDI_ST_SYSEX_2 6 264 265 uint8_t read_open:1; 266 uint8_t write_open:1; 267 uint8_t unused:6; 268 }; 269 270 struct umidi_chan { 271 272 struct umidi_sub_chan sub[UMIDI_CABLES_MAX]; 273 struct mtx mtx; 274 275 struct usb_xfer *xfer[UMIDI_N_TRANSFER]; 276 277 uint8_t iface_index; 278 uint8_t iface_alt_index; 279 280 uint8_t read_open_refcount; 281 uint8_t write_open_refcount; 282 283 uint8_t curr_cable; 284 uint8_t max_cable; 285 uint8_t valid; 286 uint8_t single_command; 287 }; 288 289 struct uaudio_search_result { 290 uint8_t bit_input[(256 + 7) / 8]; 291 uint8_t bit_output[(256 + 7) / 8]; 292 uint8_t recurse_level; 293 uint8_t id_max; 294 uint8_t is_input; 295 }; 296 297 enum { 298 UAUDIO_HID_RX_TRANSFER, 299 UAUDIO_HID_N_TRANSFER, 300 }; 301 302 struct uaudio_hid { 303 struct usb_xfer *xfer[UAUDIO_HID_N_TRANSFER]; 304 struct hid_location volume_up_loc; 305 struct hid_location volume_down_loc; 306 struct hid_location mute_loc; 307 uint32_t flags; 308 #define UAUDIO_HID_VALID 0x0001 309 #define UAUDIO_HID_HAS_ID 0x0002 310 #define UAUDIO_HID_HAS_VOLUME_UP 0x0004 311 #define UAUDIO_HID_HAS_VOLUME_DOWN 0x0008 312 #define UAUDIO_HID_HAS_MUTE 0x0010 313 uint8_t iface_index; 314 uint8_t volume_up_id; 315 uint8_t volume_down_id; 316 uint8_t mute_id; 317 }; 318 319 struct uaudio_softc { 320 struct sbuf sc_sndstat; 321 struct sndcard_func sc_sndcard_func; 322 struct uaudio_chan sc_rec_chan; 323 struct uaudio_chan sc_play_chan; 324 struct umidi_chan sc_midi_chan; 325 struct uaudio_hid sc_hid; 326 struct uaudio_search_result sc_mixer_clocks; 327 struct uaudio_mixer_node sc_mixer_node; 328 struct uaudio_configure_msg sc_config_msg[2]; 329 330 struct mtx *sc_mixer_lock; 331 struct snd_mixer *sc_mixer_dev; 332 struct usb_device *sc_udev; 333 struct usb_xfer *sc_mixer_xfer[1]; 334 struct uaudio_mixer_node *sc_mixer_root; 335 struct uaudio_mixer_node *sc_mixer_curr; 336 337 uint32_t sc_mix_info; 338 uint32_t sc_recsrc_info; 339 340 uint16_t sc_audio_rev; 341 uint16_t sc_mixer_count; 342 343 uint8_t sc_sndstat_valid; 344 uint8_t sc_mixer_iface_index; 345 uint8_t sc_mixer_iface_no; 346 uint8_t sc_mixer_chan; 347 uint8_t sc_pcm_registered:1; 348 uint8_t sc_mixer_init:1; 349 uint8_t sc_uq_audio_swap_lr:1; 350 uint8_t sc_uq_au_inp_async:1; 351 uint8_t sc_uq_au_no_xu:1; 352 uint8_t sc_uq_bad_adc:1; 353 uint8_t sc_uq_au_vendor_class:1; 354 }; 355 356 struct uaudio_terminal_node { 357 union { 358 const struct usb_descriptor *desc; 359 const struct usb_audio_input_terminal *it_v1; 360 const struct usb_audio_output_terminal *ot_v1; 361 const struct usb_audio_mixer_unit_0 *mu_v1; 362 const struct usb_audio_selector_unit *su_v1; 363 const struct usb_audio_feature_unit *fu_v1; 364 const struct usb_audio_processing_unit_0 *pu_v1; 365 const struct usb_audio_extension_unit_0 *eu_v1; 366 const struct usb_audio20_clock_source_unit *csrc_v2; 367 const struct usb_audio20_clock_selector_unit_0 *csel_v2; 368 const struct usb_audio20_clock_multiplier_unit *cmul_v2; 369 const struct usb_audio20_input_terminal *it_v2; 370 const struct usb_audio20_output_terminal *ot_v2; 371 const struct usb_audio20_mixer_unit_0 *mu_v2; 372 const struct usb_audio20_selector_unit *su_v2; 373 const struct usb_audio20_feature_unit *fu_v2; 374 const struct usb_audio20_sample_rate_unit *ru_v2; 375 const struct usb_audio20_processing_unit_0 *pu_v2; 376 const struct usb_audio20_extension_unit_0 *eu_v2; 377 const struct usb_audio20_effect_unit *ef_v2; 378 } u; 379 struct uaudio_search_result usr; 380 struct uaudio_terminal_node *root; 381 }; 382 383 struct uaudio_format { 384 uint16_t wFormat; 385 uint8_t bPrecision; 386 uint32_t freebsd_fmt; 387 const char *description; 388 }; 389 390 static const struct uaudio_format uaudio10_formats[] = { 391 392 {UA_FMT_PCM8, 8, AFMT_U8, "8-bit U-LE PCM"}, 393 {UA_FMT_PCM8, 16, AFMT_U16_LE, "16-bit U-LE PCM"}, 394 {UA_FMT_PCM8, 24, AFMT_U24_LE, "24-bit U-LE PCM"}, 395 {UA_FMT_PCM8, 32, AFMT_U32_LE, "32-bit U-LE PCM"}, 396 397 {UA_FMT_PCM, 8, AFMT_S8, "8-bit S-LE PCM"}, 398 {UA_FMT_PCM, 16, AFMT_S16_LE, "16-bit S-LE PCM"}, 399 {UA_FMT_PCM, 24, AFMT_S24_LE, "24-bit S-LE PCM"}, 400 {UA_FMT_PCM, 32, AFMT_S32_LE, "32-bit S-LE PCM"}, 401 402 {UA_FMT_ALAW, 8, AFMT_A_LAW, "8-bit A-Law"}, 403 {UA_FMT_MULAW, 8, AFMT_MU_LAW, "8-bit mu-Law"}, 404 405 {0, 0, 0, NULL} 406 }; 407 408 static const struct uaudio_format uaudio20_formats[] = { 409 410 {UA20_FMT_PCM, 8, AFMT_S8, "8-bit S-LE PCM"}, 411 {UA20_FMT_PCM, 16, AFMT_S16_LE, "16-bit S-LE PCM"}, 412 {UA20_FMT_PCM, 24, AFMT_S24_LE, "24-bit S-LE PCM"}, 413 {UA20_FMT_PCM, 32, AFMT_S32_LE, "32-bit S-LE PCM"}, 414 415 {UA20_FMT_PCM8, 8, AFMT_U8, "8-bit U-LE PCM"}, 416 {UA20_FMT_PCM8, 16, AFMT_U16_LE, "16-bit U-LE PCM"}, 417 {UA20_FMT_PCM8, 24, AFMT_U24_LE, "24-bit U-LE PCM"}, 418 {UA20_FMT_PCM8, 32, AFMT_U32_LE, "32-bit U-LE PCM"}, 419 420 {UA20_FMT_ALAW, 8, AFMT_A_LAW, "8-bit A-Law"}, 421 {UA20_FMT_MULAW, 8, AFMT_MU_LAW, "8-bit mu-Law"}, 422 423 {0, 0, 0, NULL} 424 }; 425 426 #define UAC_OUTPUT 0 427 #define UAC_INPUT 1 428 #define UAC_EQUAL 2 429 #define UAC_RECORD 3 430 #define UAC_NCLASSES 4 431 432 #ifdef USB_DEBUG 433 static const char *uac_names[] = { 434 "outputs", "inputs", "equalization", "record" 435 }; 436 437 #endif 438 439 /* prototypes */ 440 441 static device_probe_t uaudio_probe; 442 static device_attach_t uaudio_attach; 443 static device_detach_t uaudio_detach; 444 445 static usb_callback_t uaudio_chan_play_callback; 446 static usb_callback_t uaudio_chan_play_sync_callback; 447 static usb_callback_t uaudio_chan_record_callback; 448 static usb_callback_t uaudio_chan_record_sync_callback; 449 static usb_callback_t uaudio_mixer_write_cfg_callback; 450 static usb_callback_t umidi_bulk_read_callback; 451 static usb_callback_t umidi_bulk_write_callback; 452 static usb_callback_t uaudio_hid_rx_callback; 453 454 static usb_proc_callback_t uaudio_configure_msg; 455 456 /* ==== USB mixer ==== */ 457 458 static int uaudio_mixer_sysctl_handler(SYSCTL_HANDLER_ARGS); 459 static void uaudio_mixer_ctl_free(struct uaudio_softc *); 460 static void uaudio_mixer_register_sysctl(struct uaudio_softc *, device_t); 461 static void uaudio_mixer_reload_all(struct uaudio_softc *); 462 static void uaudio_mixer_controls_create_ftu(struct uaudio_softc *); 463 464 /* ==== USB audio v1.0 ==== */ 465 466 static void uaudio_mixer_add_mixer(struct uaudio_softc *, 467 const struct uaudio_terminal_node *, int); 468 static void uaudio_mixer_add_selector(struct uaudio_softc *, 469 const struct uaudio_terminal_node *, int); 470 static uint32_t uaudio_mixer_feature_get_bmaControls( 471 const struct usb_audio_feature_unit *, uint8_t); 472 static void uaudio_mixer_add_feature(struct uaudio_softc *, 473 const struct uaudio_terminal_node *, int); 474 static void uaudio_mixer_add_processing_updown(struct uaudio_softc *, 475 const struct uaudio_terminal_node *, int); 476 static void uaudio_mixer_add_processing(struct uaudio_softc *, 477 const struct uaudio_terminal_node *, int); 478 static void uaudio_mixer_add_extension(struct uaudio_softc *, 479 const struct uaudio_terminal_node *, int); 480 static struct usb_audio_cluster uaudio_mixer_get_cluster(uint8_t, 481 const struct uaudio_terminal_node *); 482 static uint16_t uaudio_mixer_determine_class(const struct uaudio_terminal_node *, 483 struct uaudio_mixer_node *); 484 static uint16_t uaudio_mixer_feature_name(const struct uaudio_terminal_node *, 485 struct uaudio_mixer_node *); 486 static void uaudio_mixer_find_inputs_sub(struct uaudio_terminal_node *, 487 const uint8_t *, uint8_t, struct uaudio_search_result *); 488 static const void *uaudio_mixer_verify_desc(const void *, uint32_t); 489 static usb_error_t uaudio_set_speed(struct usb_device *, uint8_t, uint32_t); 490 static int uaudio_mixer_get(struct usb_device *, uint16_t, uint8_t, 491 struct uaudio_mixer_node *); 492 493 /* ==== USB audio v2.0 ==== */ 494 495 static void uaudio20_mixer_add_mixer(struct uaudio_softc *, 496 const struct uaudio_terminal_node *, int); 497 static void uaudio20_mixer_add_selector(struct uaudio_softc *, 498 const struct uaudio_terminal_node *, int); 499 static void uaudio20_mixer_add_feature(struct uaudio_softc *, 500 const struct uaudio_terminal_node *, int); 501 static struct usb_audio20_cluster uaudio20_mixer_get_cluster(uint8_t, 502 const struct uaudio_terminal_node *); 503 static uint16_t uaudio20_mixer_determine_class(const struct uaudio_terminal_node *, 504 struct uaudio_mixer_node *); 505 static uint16_t uaudio20_mixer_feature_name(const struct uaudio_terminal_node *, 506 struct uaudio_mixer_node *); 507 static void uaudio20_mixer_find_inputs_sub(struct uaudio_terminal_node *, 508 const uint8_t *, uint8_t, struct uaudio_search_result *); 509 static const void *uaudio20_mixer_verify_desc(const void *, uint32_t); 510 static usb_error_t uaudio20_set_speed(struct usb_device *, uint8_t, 511 uint8_t, uint32_t); 512 513 /* USB audio v1.0 and v2.0 */ 514 515 static void uaudio_chan_fill_info_sub(struct uaudio_softc *, 516 struct usb_device *, uint32_t, uint8_t, uint8_t); 517 static void uaudio_chan_fill_info(struct uaudio_softc *, 518 struct usb_device *); 519 static void uaudio_mixer_add_ctl_sub(struct uaudio_softc *, 520 struct uaudio_mixer_node *); 521 static void uaudio_mixer_add_ctl(struct uaudio_softc *, 522 struct uaudio_mixer_node *); 523 static void uaudio_mixer_fill_info(struct uaudio_softc *, 524 struct usb_device *, void *); 525 static void uaudio_mixer_ctl_set(struct uaudio_softc *, 526 struct uaudio_mixer_node *, uint8_t, int32_t val); 527 static int uaudio_mixer_signext(uint8_t, int); 528 static int uaudio_mixer_bsd2value(struct uaudio_mixer_node *, int32_t val); 529 static void uaudio_mixer_init(struct uaudio_softc *); 530 static const struct uaudio_terminal_node *uaudio_mixer_get_input( 531 const struct uaudio_terminal_node *, uint8_t); 532 static const struct uaudio_terminal_node *uaudio_mixer_get_output( 533 const struct uaudio_terminal_node *, uint8_t); 534 static void uaudio_mixer_find_outputs_sub(struct uaudio_terminal_node *, 535 uint8_t, uint8_t, struct uaudio_search_result *); 536 static uint8_t umidi_convert_to_usb(struct umidi_sub_chan *, uint8_t, uint8_t); 537 static struct umidi_sub_chan *umidi_sub_by_fifo(struct usb_fifo *); 538 static void umidi_start_read(struct usb_fifo *); 539 static void umidi_stop_read(struct usb_fifo *); 540 static void umidi_start_write(struct usb_fifo *); 541 static void umidi_stop_write(struct usb_fifo *); 542 static int umidi_open(struct usb_fifo *, int); 543 static int umidi_ioctl(struct usb_fifo *, u_long cmd, void *, int); 544 static void umidi_close(struct usb_fifo *, int); 545 static void umidi_init(device_t dev); 546 static int umidi_probe(device_t dev); 547 static int umidi_detach(device_t dev); 548 static int uaudio_hid_probe(struct uaudio_softc *sc, 549 struct usb_attach_arg *uaa); 550 static void uaudio_hid_detach(struct uaudio_softc *sc); 551 552 #ifdef USB_DEBUG 553 static void uaudio_chan_dump_ep_desc( 554 const usb_endpoint_descriptor_audio_t *); 555 #endif 556 557 static const struct usb_config 558 uaudio_cfg_record[UAUDIO_NCHANBUFS + 1] = { 559 [0] = { 560 .type = UE_ISOCHRONOUS, 561 .endpoint = UE_ADDR_ANY, 562 .direction = UE_DIR_IN, 563 .bufsize = 0, /* use "wMaxPacketSize * frames" */ 564 .frames = UAUDIO_NFRAMES, 565 .flags = {.short_xfer_ok = 1,}, 566 .callback = &uaudio_chan_record_callback, 567 }, 568 569 [1] = { 570 .type = UE_ISOCHRONOUS, 571 .endpoint = UE_ADDR_ANY, 572 .direction = UE_DIR_IN, 573 .bufsize = 0, /* use "wMaxPacketSize * frames" */ 574 .frames = UAUDIO_NFRAMES, 575 .flags = {.short_xfer_ok = 1,}, 576 .callback = &uaudio_chan_record_callback, 577 }, 578 579 [2] = { 580 .type = UE_ISOCHRONOUS, 581 .endpoint = UE_ADDR_ANY, 582 .direction = UE_DIR_OUT, 583 .bufsize = 0, /* use "wMaxPacketSize * frames" */ 584 .frames = 1, 585 .flags = {.no_pipe_ok = 1,.short_xfer_ok = 1,}, 586 .callback = &uaudio_chan_record_sync_callback, 587 }, 588 }; 589 590 static const struct usb_config 591 uaudio_cfg_play[UAUDIO_NCHANBUFS + 1] = { 592 [0] = { 593 .type = UE_ISOCHRONOUS, 594 .endpoint = UE_ADDR_ANY, 595 .direction = UE_DIR_OUT, 596 .bufsize = 0, /* use "wMaxPacketSize * frames" */ 597 .frames = UAUDIO_NFRAMES, 598 .flags = {.short_xfer_ok = 1,}, 599 .callback = &uaudio_chan_play_callback, 600 }, 601 602 [1] = { 603 .type = UE_ISOCHRONOUS, 604 .endpoint = UE_ADDR_ANY, 605 .direction = UE_DIR_OUT, 606 .bufsize = 0, /* use "wMaxPacketSize * frames" */ 607 .frames = UAUDIO_NFRAMES, 608 .flags = {.short_xfer_ok = 1,}, 609 .callback = &uaudio_chan_play_callback, 610 }, 611 612 [2] = { 613 .type = UE_ISOCHRONOUS, 614 .endpoint = UE_ADDR_ANY, 615 .direction = UE_DIR_IN, 616 .bufsize = 0, /* use "wMaxPacketSize * frames" */ 617 .frames = 1, 618 .flags = {.no_pipe_ok = 1,.short_xfer_ok = 1,}, 619 .callback = &uaudio_chan_play_sync_callback, 620 }, 621 }; 622 623 static const struct usb_config 624 uaudio_mixer_config[1] = { 625 [0] = { 626 .type = UE_CONTROL, 627 .endpoint = 0x00, /* Control pipe */ 628 .direction = UE_DIR_ANY, 629 .bufsize = (sizeof(struct usb_device_request) + 4), 630 .callback = &uaudio_mixer_write_cfg_callback, 631 .timeout = 1000, /* 1 second */ 632 }, 633 }; 634 635 static const 636 uint8_t umidi_cmd_to_len[16] = { 637 [0x0] = 0, /* reserved */ 638 [0x1] = 0, /* reserved */ 639 [0x2] = 2, /* bytes */ 640 [0x3] = 3, /* bytes */ 641 [0x4] = 3, /* bytes */ 642 [0x5] = 1, /* bytes */ 643 [0x6] = 2, /* bytes */ 644 [0x7] = 3, /* bytes */ 645 [0x8] = 3, /* bytes */ 646 [0x9] = 3, /* bytes */ 647 [0xA] = 3, /* bytes */ 648 [0xB] = 3, /* bytes */ 649 [0xC] = 2, /* bytes */ 650 [0xD] = 2, /* bytes */ 651 [0xE] = 3, /* bytes */ 652 [0xF] = 1, /* bytes */ 653 }; 654 655 static const struct usb_config 656 umidi_config[UMIDI_N_TRANSFER] = { 657 [UMIDI_TX_TRANSFER] = { 658 .type = UE_BULK, 659 .endpoint = UE_ADDR_ANY, 660 .direction = UE_DIR_OUT, 661 .bufsize = UMIDI_TX_BUFFER, 662 .callback = &umidi_bulk_write_callback, 663 }, 664 665 [UMIDI_RX_TRANSFER] = { 666 .type = UE_BULK, 667 .endpoint = UE_ADDR_ANY, 668 .direction = UE_DIR_IN, 669 .bufsize = 4, /* bytes */ 670 .flags = {.short_xfer_ok = 1,.proxy_buffer = 1,}, 671 .callback = &umidi_bulk_read_callback, 672 }, 673 }; 674 675 static const struct usb_config 676 uaudio_hid_config[UAUDIO_HID_N_TRANSFER] = { 677 [UAUDIO_HID_RX_TRANSFER] = { 678 .type = UE_INTERRUPT, 679 .endpoint = UE_ADDR_ANY, 680 .direction = UE_DIR_IN, 681 .bufsize = 0, /* use wMaxPacketSize */ 682 .flags = {.short_xfer_ok = 1,}, 683 .callback = &uaudio_hid_rx_callback, 684 }, 685 }; 686 687 static devclass_t uaudio_devclass; 688 689 static device_method_t uaudio_methods[] = { 690 DEVMETHOD(device_probe, uaudio_probe), 691 DEVMETHOD(device_attach, uaudio_attach), 692 DEVMETHOD(device_detach, uaudio_detach), 693 DEVMETHOD(device_suspend, bus_generic_suspend), 694 DEVMETHOD(device_resume, bus_generic_resume), 695 DEVMETHOD(device_shutdown, bus_generic_shutdown), 696 697 DEVMETHOD_END 698 }; 699 700 static driver_t uaudio_driver = { 701 .name = "uaudio", 702 .methods = uaudio_methods, 703 .size = sizeof(struct uaudio_softc), 704 }; 705 706 /* The following table is derived from Linux's quirks-table.h */ 707 static const STRUCT_USB_HOST_ID uaudio_vendor_midi[] = { 708 { USB_VPI(USB_VENDOR_YAMAHA, 0x1000, 0) }, /* UX256 */ 709 { USB_VPI(USB_VENDOR_YAMAHA, 0x1001, 0) }, /* MU1000 */ 710 { USB_VPI(USB_VENDOR_YAMAHA, 0x1002, 0) }, /* MU2000 */ 711 { USB_VPI(USB_VENDOR_YAMAHA, 0x1003, 0) }, /* MU500 */ 712 { USB_VPI(USB_VENDOR_YAMAHA, 0x1004, 3) }, /* UW500 */ 713 { USB_VPI(USB_VENDOR_YAMAHA, 0x1005, 0) }, /* MOTIF6 */ 714 { USB_VPI(USB_VENDOR_YAMAHA, 0x1006, 0) }, /* MOTIF7 */ 715 { USB_VPI(USB_VENDOR_YAMAHA, 0x1007, 0) }, /* MOTIF8 */ 716 { USB_VPI(USB_VENDOR_YAMAHA, 0x1008, 0) }, /* UX96 */ 717 { USB_VPI(USB_VENDOR_YAMAHA, 0x1009, 0) }, /* UX16 */ 718 { USB_VPI(USB_VENDOR_YAMAHA, 0x100a, 3) }, /* EOS BX */ 719 { USB_VPI(USB_VENDOR_YAMAHA, 0x100c, 0) }, /* UC-MX */ 720 { USB_VPI(USB_VENDOR_YAMAHA, 0x100d, 0) }, /* UC-KX */ 721 { USB_VPI(USB_VENDOR_YAMAHA, 0x100e, 0) }, /* S08 */ 722 { USB_VPI(USB_VENDOR_YAMAHA, 0x100f, 0) }, /* CLP-150 */ 723 { USB_VPI(USB_VENDOR_YAMAHA, 0x1010, 0) }, /* CLP-170 */ 724 { USB_VPI(USB_VENDOR_YAMAHA, 0x1011, 0) }, /* P-250 */ 725 { USB_VPI(USB_VENDOR_YAMAHA, 0x1012, 0) }, /* TYROS */ 726 { USB_VPI(USB_VENDOR_YAMAHA, 0x1013, 0) }, /* PF-500 */ 727 { USB_VPI(USB_VENDOR_YAMAHA, 0x1014, 0) }, /* S90 */ 728 { USB_VPI(USB_VENDOR_YAMAHA, 0x1015, 0) }, /* MOTIF-R */ 729 { USB_VPI(USB_VENDOR_YAMAHA, 0x1016, 0) }, /* MDP-5 */ 730 { USB_VPI(USB_VENDOR_YAMAHA, 0x1017, 0) }, /* CVP-204 */ 731 { USB_VPI(USB_VENDOR_YAMAHA, 0x1018, 0) }, /* CVP-206 */ 732 { USB_VPI(USB_VENDOR_YAMAHA, 0x1019, 0) }, /* CVP-208 */ 733 { USB_VPI(USB_VENDOR_YAMAHA, 0x101a, 0) }, /* CVP-210 */ 734 { USB_VPI(USB_VENDOR_YAMAHA, 0x101b, 0) }, /* PSR-1100 */ 735 { USB_VPI(USB_VENDOR_YAMAHA, 0x101c, 0) }, /* PSR-2100 */ 736 { USB_VPI(USB_VENDOR_YAMAHA, 0x101d, 0) }, /* CLP-175 */ 737 { USB_VPI(USB_VENDOR_YAMAHA, 0x101e, 0) }, /* PSR-K1 */ 738 { USB_VPI(USB_VENDOR_YAMAHA, 0x101f, 0) }, /* EZ-J24 */ 739 { USB_VPI(USB_VENDOR_YAMAHA, 0x1020, 0) }, /* EZ-250i */ 740 { USB_VPI(USB_VENDOR_YAMAHA, 0x1021, 0) }, /* MOTIF ES 6 */ 741 { USB_VPI(USB_VENDOR_YAMAHA, 0x1022, 0) }, /* MOTIF ES 7 */ 742 { USB_VPI(USB_VENDOR_YAMAHA, 0x1023, 0) }, /* MOTIF ES 8 */ 743 { USB_VPI(USB_VENDOR_YAMAHA, 0x1024, 0) }, /* CVP-301 */ 744 { USB_VPI(USB_VENDOR_YAMAHA, 0x1025, 0) }, /* CVP-303 */ 745 { USB_VPI(USB_VENDOR_YAMAHA, 0x1026, 0) }, /* CVP-305 */ 746 { USB_VPI(USB_VENDOR_YAMAHA, 0x1027, 0) }, /* CVP-307 */ 747 { USB_VPI(USB_VENDOR_YAMAHA, 0x1028, 0) }, /* CVP-309 */ 748 { USB_VPI(USB_VENDOR_YAMAHA, 0x1029, 0) }, /* CVP-309GP */ 749 { USB_VPI(USB_VENDOR_YAMAHA, 0x102a, 0) }, /* PSR-1500 */ 750 { USB_VPI(USB_VENDOR_YAMAHA, 0x102b, 0) }, /* PSR-3000 */ 751 { USB_VPI(USB_VENDOR_YAMAHA, 0x102e, 0) }, /* ELS-01/01C */ 752 { USB_VPI(USB_VENDOR_YAMAHA, 0x1030, 0) }, /* PSR-295/293 */ 753 { USB_VPI(USB_VENDOR_YAMAHA, 0x1031, 0) }, /* DGX-205/203 */ 754 { USB_VPI(USB_VENDOR_YAMAHA, 0x1032, 0) }, /* DGX-305 */ 755 { USB_VPI(USB_VENDOR_YAMAHA, 0x1033, 0) }, /* DGX-505 */ 756 { USB_VPI(USB_VENDOR_YAMAHA, 0x1034, 0) }, /* NULL */ 757 { USB_VPI(USB_VENDOR_YAMAHA, 0x1035, 0) }, /* NULL */ 758 { USB_VPI(USB_VENDOR_YAMAHA, 0x1036, 0) }, /* NULL */ 759 { USB_VPI(USB_VENDOR_YAMAHA, 0x1037, 0) }, /* NULL */ 760 { USB_VPI(USB_VENDOR_YAMAHA, 0x1038, 0) }, /* NULL */ 761 { USB_VPI(USB_VENDOR_YAMAHA, 0x1039, 0) }, /* NULL */ 762 { USB_VPI(USB_VENDOR_YAMAHA, 0x103a, 0) }, /* NULL */ 763 { USB_VPI(USB_VENDOR_YAMAHA, 0x103b, 0) }, /* NULL */ 764 { USB_VPI(USB_VENDOR_YAMAHA, 0x103c, 0) }, /* NULL */ 765 { USB_VPI(USB_VENDOR_YAMAHA, 0x103d, 0) }, /* NULL */ 766 { USB_VPI(USB_VENDOR_YAMAHA, 0x103e, 0) }, /* NULL */ 767 { USB_VPI(USB_VENDOR_YAMAHA, 0x103f, 0) }, /* NULL */ 768 { USB_VPI(USB_VENDOR_YAMAHA, 0x1040, 0) }, /* NULL */ 769 { USB_VPI(USB_VENDOR_YAMAHA, 0x1041, 0) }, /* NULL */ 770 { USB_VPI(USB_VENDOR_YAMAHA, 0x1042, 0) }, /* NULL */ 771 { USB_VPI(USB_VENDOR_YAMAHA, 0x1043, 0) }, /* NULL */ 772 { USB_VPI(USB_VENDOR_YAMAHA, 0x1044, 0) }, /* NULL */ 773 { USB_VPI(USB_VENDOR_YAMAHA, 0x1045, 0) }, /* NULL */ 774 { USB_VPI(USB_VENDOR_YAMAHA, 0x104e, 0) }, /* NULL */ 775 { USB_VPI(USB_VENDOR_YAMAHA, 0x104f, 0) }, /* NULL */ 776 { USB_VPI(USB_VENDOR_YAMAHA, 0x1050, 0) }, /* NULL */ 777 { USB_VPI(USB_VENDOR_YAMAHA, 0x1051, 0) }, /* NULL */ 778 { USB_VPI(USB_VENDOR_YAMAHA, 0x1052, 0) }, /* NULL */ 779 { USB_VPI(USB_VENDOR_YAMAHA, 0x1053, 0) }, /* NULL */ 780 { USB_VPI(USB_VENDOR_YAMAHA, 0x1054, 0) }, /* NULL */ 781 { USB_VPI(USB_VENDOR_YAMAHA, 0x1055, 0) }, /* NULL */ 782 { USB_VPI(USB_VENDOR_YAMAHA, 0x1056, 0) }, /* NULL */ 783 { USB_VPI(USB_VENDOR_YAMAHA, 0x1057, 0) }, /* NULL */ 784 { USB_VPI(USB_VENDOR_YAMAHA, 0x1058, 0) }, /* NULL */ 785 { USB_VPI(USB_VENDOR_YAMAHA, 0x1059, 0) }, /* NULL */ 786 { USB_VPI(USB_VENDOR_YAMAHA, 0x105a, 0) }, /* NULL */ 787 { USB_VPI(USB_VENDOR_YAMAHA, 0x105b, 0) }, /* NULL */ 788 { USB_VPI(USB_VENDOR_YAMAHA, 0x105c, 0) }, /* NULL */ 789 { USB_VPI(USB_VENDOR_YAMAHA, 0x105d, 0) }, /* NULL */ 790 { USB_VPI(USB_VENDOR_YAMAHA, 0x1503, 3) }, /* MOX6/MOX8 */ 791 { USB_VPI(USB_VENDOR_YAMAHA, 0x2000, 0) }, /* DGP-7 */ 792 { USB_VPI(USB_VENDOR_YAMAHA, 0x2001, 0) }, /* DGP-5 */ 793 { USB_VPI(USB_VENDOR_YAMAHA, 0x2002, 0) }, /* NULL */ 794 { USB_VPI(USB_VENDOR_YAMAHA, 0x2003, 0) }, /* NULL */ 795 { USB_VPI(USB_VENDOR_YAMAHA, 0x5000, 0) }, /* CS1D */ 796 { USB_VPI(USB_VENDOR_YAMAHA, 0x5001, 0) }, /* DSP1D */ 797 { USB_VPI(USB_VENDOR_YAMAHA, 0x5002, 0) }, /* DME32 */ 798 { USB_VPI(USB_VENDOR_YAMAHA, 0x5003, 0) }, /* DM2000 */ 799 { USB_VPI(USB_VENDOR_YAMAHA, 0x5004, 0) }, /* 02R96 */ 800 { USB_VPI(USB_VENDOR_YAMAHA, 0x5005, 0) }, /* ACU16-C */ 801 { USB_VPI(USB_VENDOR_YAMAHA, 0x5006, 0) }, /* NHB32-C */ 802 { USB_VPI(USB_VENDOR_YAMAHA, 0x5007, 0) }, /* DM1000 */ 803 { USB_VPI(USB_VENDOR_YAMAHA, 0x5008, 0) }, /* 01V96 */ 804 { USB_VPI(USB_VENDOR_YAMAHA, 0x5009, 0) }, /* SPX2000 */ 805 { USB_VPI(USB_VENDOR_YAMAHA, 0x500a, 0) }, /* PM5D */ 806 { USB_VPI(USB_VENDOR_YAMAHA, 0x500b, 0) }, /* DME64N */ 807 { USB_VPI(USB_VENDOR_YAMAHA, 0x500c, 0) }, /* DME24N */ 808 { USB_VPI(USB_VENDOR_YAMAHA, 0x500d, 0) }, /* NULL */ 809 { USB_VPI(USB_VENDOR_YAMAHA, 0x500e, 0) }, /* NULL */ 810 { USB_VPI(USB_VENDOR_YAMAHA, 0x500f, 0) }, /* NULL */ 811 { USB_VPI(USB_VENDOR_YAMAHA, 0x7000, 0) }, /* DTX */ 812 { USB_VPI(USB_VENDOR_YAMAHA, 0x7010, 0) }, /* UB99 */ 813 }; 814 815 static const STRUCT_USB_HOST_ID __used uaudio_devs[] = { 816 /* Generic USB audio class match */ 817 {USB_IFACE_CLASS(UICLASS_AUDIO), 818 USB_IFACE_SUBCLASS(UISUBCLASS_AUDIOCONTROL),}, 819 /* Generic USB MIDI class match */ 820 {USB_IFACE_CLASS(UICLASS_AUDIO), 821 USB_IFACE_SUBCLASS(UISUBCLASS_MIDISTREAM),}, 822 }; 823 824 static int 825 uaudio_probe(device_t dev) 826 { 827 struct usb_attach_arg *uaa = device_get_ivars(dev); 828 829 if (uaa->usb_mode != USB_MODE_HOST) 830 return (ENXIO); 831 832 /* lookup non-standard device(s) */ 833 834 if (usbd_lookup_id_by_uaa(uaudio_vendor_midi, 835 sizeof(uaudio_vendor_midi), uaa) == 0) { 836 return (BUS_PROBE_SPECIFIC); 837 } 838 839 if (uaa->info.bInterfaceClass != UICLASS_AUDIO) { 840 if (uaa->info.bInterfaceClass != UICLASS_VENDOR || 841 usb_test_quirk(uaa, UQ_AU_VENDOR_CLASS) == 0) 842 return (ENXIO); 843 } 844 845 /* check for AUDIO control interface */ 846 847 if (uaa->info.bInterfaceSubClass == UISUBCLASS_AUDIOCONTROL) { 848 if (usb_test_quirk(uaa, UQ_BAD_AUDIO)) 849 return (ENXIO); 850 else 851 return (BUS_PROBE_GENERIC); 852 } 853 854 /* check for MIDI stream */ 855 856 if (uaa->info.bInterfaceSubClass == UISUBCLASS_MIDISTREAM) { 857 if (usb_test_quirk(uaa, UQ_BAD_MIDI)) 858 return (ENXIO); 859 else 860 return (BUS_PROBE_GENERIC); 861 } 862 return (ENXIO); 863 } 864 865 static int 866 uaudio_attach(device_t dev) 867 { 868 struct usb_attach_arg *uaa = device_get_ivars(dev); 869 struct uaudio_softc *sc = device_get_softc(dev); 870 struct usb_interface_descriptor *id; 871 usb_error_t err; 872 device_t child; 873 874 sc->sc_play_chan.priv_sc = sc; 875 sc->sc_rec_chan.priv_sc = sc; 876 sc->sc_udev = uaa->device; 877 sc->sc_mixer_iface_index = uaa->info.bIfaceIndex; 878 sc->sc_mixer_iface_no = uaa->info.bIfaceNum; 879 sc->sc_config_msg[0].hdr.pm_callback = &uaudio_configure_msg; 880 sc->sc_config_msg[0].sc = sc; 881 sc->sc_config_msg[1].hdr.pm_callback = &uaudio_configure_msg; 882 sc->sc_config_msg[1].sc = sc; 883 884 if (usb_test_quirk(uaa, UQ_AUDIO_SWAP_LR)) 885 sc->sc_uq_audio_swap_lr = 1; 886 887 if (usb_test_quirk(uaa, UQ_AU_INP_ASYNC)) 888 sc->sc_uq_au_inp_async = 1; 889 890 if (usb_test_quirk(uaa, UQ_AU_NO_XU)) 891 sc->sc_uq_au_no_xu = 1; 892 893 if (usb_test_quirk(uaa, UQ_BAD_ADC)) 894 sc->sc_uq_bad_adc = 1; 895 896 if (usb_test_quirk(uaa, UQ_AU_VENDOR_CLASS)) 897 sc->sc_uq_au_vendor_class = 1; 898 899 umidi_init(dev); 900 901 device_set_usb_desc(dev); 902 903 id = usbd_get_interface_descriptor(uaa->iface); 904 905 /* must fill mixer info before channel info */ 906 uaudio_mixer_fill_info(sc, uaa->device, id); 907 908 /* fill channel info */ 909 uaudio_chan_fill_info(sc, uaa->device); 910 911 DPRINTF("audio rev %d.%02x\n", 912 sc->sc_audio_rev >> 8, 913 sc->sc_audio_rev & 0xff); 914 915 if (sc->sc_mixer_count == 0) { 916 if (uaa->info.idVendor == USB_VENDOR_MAUDIO && 917 (uaa->info.idProduct == USB_PRODUCT_MAUDIO_FASTTRACKULTRA || 918 uaa->info.idProduct == USB_PRODUCT_MAUDIO_FASTTRACKULTRA8R)) { 919 DPRINTF("Generating mixer descriptors\n"); 920 uaudio_mixer_controls_create_ftu(sc); 921 } 922 } 923 924 DPRINTF("%d mixer controls\n", 925 sc->sc_mixer_count); 926 927 if (sc->sc_play_chan.num_alt > 0) { 928 uint8_t x; 929 930 /* 931 * Need to set a default alternate interface, else 932 * some USB audio devices might go into an infinte 933 * re-enumeration loop: 934 */ 935 err = usbd_set_alt_interface_index(sc->sc_udev, 936 sc->sc_play_chan.usb_alt[0].iface_index, 937 sc->sc_play_chan.usb_alt[0].iface_alt_index); 938 if (err) { 939 DPRINTF("setting of alternate index failed: %s!\n", 940 usbd_errstr(err)); 941 } 942 for (x = 0; x != sc->sc_play_chan.num_alt; x++) { 943 device_printf(dev, "Play: %d Hz, %d ch, %s format, " 944 "2x8ms buffer.\n", 945 sc->sc_play_chan.usb_alt[x].sample_rate, 946 sc->sc_play_chan.usb_alt[x].channels, 947 sc->sc_play_chan.usb_alt[x].p_fmt->description); 948 } 949 } else { 950 device_printf(dev, "No playback.\n"); 951 } 952 953 if (sc->sc_rec_chan.num_alt > 0) { 954 uint8_t x; 955 956 /* 957 * Need to set a default alternate interface, else 958 * some USB audio devices might go into an infinte 959 * re-enumeration loop: 960 */ 961 err = usbd_set_alt_interface_index(sc->sc_udev, 962 sc->sc_rec_chan.usb_alt[0].iface_index, 963 sc->sc_rec_chan.usb_alt[0].iface_alt_index); 964 if (err) { 965 DPRINTF("setting of alternate index failed: %s!\n", 966 usbd_errstr(err)); 967 } 968 for (x = 0; x != sc->sc_rec_chan.num_alt; x++) { 969 device_printf(dev, "Record: %d Hz, %d ch, %s format, " 970 "2x8ms buffer.\n", 971 sc->sc_rec_chan.usb_alt[x].sample_rate, 972 sc->sc_rec_chan.usb_alt[x].channels, 973 sc->sc_rec_chan.usb_alt[x].p_fmt->description); 974 } 975 } else { 976 device_printf(dev, "No recording.\n"); 977 } 978 979 if (sc->sc_midi_chan.valid == 0) { 980 if (usbd_lookup_id_by_uaa(uaudio_vendor_midi, 981 sizeof(uaudio_vendor_midi), uaa) == 0) { 982 sc->sc_midi_chan.iface_index = 983 (uint8_t)uaa->driver_info; 984 sc->sc_midi_chan.iface_alt_index = 0; 985 sc->sc_midi_chan.valid = 1; 986 } 987 } 988 989 if (sc->sc_midi_chan.valid) { 990 991 if (umidi_probe(dev)) { 992 goto detach; 993 } 994 device_printf(dev, "MIDI sequencer.\n"); 995 } else { 996 device_printf(dev, "No MIDI sequencer.\n"); 997 } 998 999 DPRINTF("doing child attach\n"); 1000 1001 /* attach the children */ 1002 1003 sc->sc_sndcard_func.func = SCF_PCM; 1004 1005 /* 1006 * Only attach a PCM device if we have a playback, recording 1007 * or mixer device present: 1008 */ 1009 if (sc->sc_play_chan.num_alt > 0 || 1010 sc->sc_rec_chan.num_alt > 0 || 1011 sc->sc_mix_info) { 1012 child = device_add_child(dev, "pcm", -1); 1013 1014 if (child == NULL) { 1015 DPRINTF("out of memory\n"); 1016 goto detach; 1017 } 1018 device_set_ivars(child, &sc->sc_sndcard_func); 1019 } 1020 1021 if (bus_generic_attach(dev)) { 1022 DPRINTF("child attach failed\n"); 1023 goto detach; 1024 } 1025 1026 if (uaudio_hid_probe(sc, uaa) == 0) { 1027 device_printf(dev, "HID volume keys found.\n"); 1028 } else { 1029 device_printf(dev, "No HID volume keys found.\n"); 1030 } 1031 1032 /* reload all mixer settings */ 1033 uaudio_mixer_reload_all(sc); 1034 1035 return (0); /* success */ 1036 1037 detach: 1038 uaudio_detach(dev); 1039 return (ENXIO); 1040 } 1041 1042 static void 1043 uaudio_pcm_setflags(device_t dev, uint32_t flags) 1044 { 1045 pcm_setflags(dev, pcm_getflags(dev) | flags); 1046 } 1047 1048 int 1049 uaudio_attach_sub(device_t dev, kobj_class_t mixer_class, kobj_class_t chan_class) 1050 { 1051 struct uaudio_softc *sc = device_get_softc(device_get_parent(dev)); 1052 char status[SND_STATUSLEN]; 1053 1054 uaudio_mixer_init(sc); 1055 1056 if (sc->sc_uq_audio_swap_lr) { 1057 DPRINTF("hardware has swapped left and right\n"); 1058 /* uaudio_pcm_setflags(dev, SD_F_PSWAPLR); */ 1059 } 1060 if (!(sc->sc_mix_info & SOUND_MASK_PCM)) { 1061 1062 DPRINTF("emulating master volume\n"); 1063 1064 /* 1065 * Emulate missing pcm mixer controller 1066 * through FEEDER_VOLUME 1067 */ 1068 uaudio_pcm_setflags(dev, SD_F_SOFTPCMVOL); 1069 } 1070 if (mixer_init(dev, mixer_class, sc)) 1071 goto detach; 1072 sc->sc_mixer_init = 1; 1073 1074 mixer_hwvol_init(dev); 1075 1076 snprintf(status, sizeof(status), "at ? %s", PCM_KLDSTRING(snd_uaudio)); 1077 1078 if (pcm_register(dev, sc, 1079 (sc->sc_play_chan.num_alt > 0) ? 1 : 0, 1080 (sc->sc_rec_chan.num_alt > 0) ? 1 : 0)) { 1081 goto detach; 1082 } 1083 1084 uaudio_pcm_setflags(dev, SD_F_MPSAFE); 1085 sc->sc_pcm_registered = 1; 1086 1087 if (sc->sc_play_chan.num_alt > 0) { 1088 pcm_addchan(dev, PCMDIR_PLAY, chan_class, sc); 1089 } 1090 if (sc->sc_rec_chan.num_alt > 0) { 1091 pcm_addchan(dev, PCMDIR_REC, chan_class, sc); 1092 } 1093 pcm_setstatus(dev, status); 1094 1095 uaudio_mixer_register_sysctl(sc, dev); 1096 1097 return (0); /* success */ 1098 1099 detach: 1100 uaudio_detach_sub(dev); 1101 return (ENXIO); 1102 } 1103 1104 int 1105 uaudio_detach_sub(device_t dev) 1106 { 1107 struct uaudio_softc *sc = device_get_softc(device_get_parent(dev)); 1108 int error = 0; 1109 1110 repeat: 1111 if (sc->sc_pcm_registered) { 1112 error = pcm_unregister(dev); 1113 } else { 1114 if (sc->sc_mixer_init) { 1115 error = mixer_uninit(dev); 1116 } 1117 } 1118 1119 if (error) { 1120 device_printf(dev, "Waiting for sound application to exit!\n"); 1121 usb_pause_mtx(NULL, 2 * hz); 1122 goto repeat; /* try again */ 1123 } 1124 return (0); /* success */ 1125 } 1126 1127 static int 1128 uaudio_detach(device_t dev) 1129 { 1130 struct uaudio_softc *sc = device_get_softc(dev); 1131 1132 /* 1133 * Stop USB transfers early so that any audio applications 1134 * will time out and close opened /dev/dspX.Y device(s), if 1135 * any. 1136 */ 1137 usb_proc_explore_lock(sc->sc_udev); 1138 sc->sc_play_chan.operation = CHAN_OP_DRAIN; 1139 sc->sc_rec_chan.operation = CHAN_OP_DRAIN; 1140 usb_proc_explore_mwait(sc->sc_udev, 1141 &sc->sc_config_msg[0], &sc->sc_config_msg[1]); 1142 usb_proc_explore_unlock(sc->sc_udev); 1143 1144 usbd_transfer_unsetup(sc->sc_play_chan.xfer, UAUDIO_NCHANBUFS + 1); 1145 usbd_transfer_unsetup(sc->sc_rec_chan.xfer, UAUDIO_NCHANBUFS + 1); 1146 1147 uaudio_hid_detach(sc); 1148 1149 if (bus_generic_detach(dev) != 0) { 1150 DPRINTF("detach failed!\n"); 1151 } 1152 sbuf_delete(&sc->sc_sndstat); 1153 sc->sc_sndstat_valid = 0; 1154 1155 umidi_detach(dev); 1156 1157 /* free mixer data */ 1158 1159 uaudio_mixer_ctl_free(sc); 1160 1161 return (0); 1162 } 1163 1164 static uint32_t 1165 uaudio_get_buffer_size(struct uaudio_chan *ch, uint8_t alt) 1166 { 1167 struct uaudio_chan_alt *chan_alt = &ch->usb_alt[alt]; 1168 /* We use 2 times 8ms of buffer */ 1169 uint32_t buf_size = (((chan_alt->sample_rate * (UAUDIO_NFRAMES / 8)) + 1170 1000 - 1) / 1000) * chan_alt->sample_size; 1171 return (buf_size); 1172 } 1173 1174 static void 1175 uaudio_configure_msg_sub(struct uaudio_softc *sc, 1176 struct uaudio_chan *chan, int dir) 1177 { 1178 struct uaudio_chan_alt *chan_alt; 1179 uint32_t frames; 1180 uint32_t buf_size; 1181 uint16_t fps; 1182 uint8_t set_alt; 1183 uint8_t fps_shift; 1184 uint8_t operation; 1185 usb_error_t err; 1186 1187 if (chan->num_alt <= 0) 1188 return; 1189 1190 DPRINTF("\n"); 1191 1192 usb_proc_explore_lock(sc->sc_udev); 1193 operation = chan->operation; 1194 chan->operation = CHAN_OP_NONE; 1195 usb_proc_explore_unlock(sc->sc_udev); 1196 1197 mtx_lock(chan->pcm_mtx); 1198 if (chan->cur_alt != chan->set_alt) 1199 set_alt = chan->set_alt; 1200 else 1201 set_alt = CHAN_MAX_ALT; 1202 mtx_unlock(chan->pcm_mtx); 1203 1204 if (set_alt >= chan->num_alt) 1205 goto done; 1206 1207 chan_alt = chan->usb_alt + set_alt; 1208 1209 usbd_transfer_unsetup(chan->xfer, UAUDIO_NCHANBUFS + 1); 1210 1211 err = usbd_set_alt_interface_index(sc->sc_udev, 1212 chan_alt->iface_index, chan_alt->iface_alt_index); 1213 if (err) { 1214 DPRINTF("setting of alternate index failed: %s!\n", 1215 usbd_errstr(err)); 1216 goto error; 1217 } 1218 1219 /* 1220 * Only set the sample rate if the channel reports that it 1221 * supports the frequency control. 1222 */ 1223 1224 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) { 1225 /* FALLTHROUGH */ 1226 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) { 1227 unsigned int x; 1228 1229 for (x = 0; x != 256; x++) { 1230 if (dir == PCMDIR_PLAY) { 1231 if (!(sc->sc_mixer_clocks.bit_output[x / 8] & 1232 (1 << (x % 8)))) { 1233 continue; 1234 } 1235 } else { 1236 if (!(sc->sc_mixer_clocks.bit_input[x / 8] & 1237 (1 << (x % 8)))) { 1238 continue; 1239 } 1240 } 1241 1242 if (uaudio20_set_speed(sc->sc_udev, 1243 sc->sc_mixer_iface_no, x, chan_alt->sample_rate)) { 1244 /* 1245 * If the endpoint is adaptive setting 1246 * the speed may fail. 1247 */ 1248 DPRINTF("setting of sample rate failed! " 1249 "(continuing anyway)\n"); 1250 } 1251 } 1252 } else if (chan_alt->p_sed.v1->bmAttributes & UA_SED_FREQ_CONTROL) { 1253 if (uaudio_set_speed(sc->sc_udev, 1254 chan_alt->p_ed1->bEndpointAddress, chan_alt->sample_rate)) { 1255 /* 1256 * If the endpoint is adaptive setting the 1257 * speed may fail. 1258 */ 1259 DPRINTF("setting of sample rate failed! " 1260 "(continuing anyway)\n"); 1261 } 1262 } 1263 if (usbd_transfer_setup(sc->sc_udev, &chan_alt->iface_index, chan->xfer, 1264 chan_alt->usb_cfg, UAUDIO_NCHANBUFS + 1, chan, chan->pcm_mtx)) { 1265 DPRINTF("could not allocate USB transfers!\n"); 1266 goto error; 1267 } 1268 1269 fps = usbd_get_isoc_fps(sc->sc_udev); 1270 1271 if (fps < 8000) { 1272 /* FULL speed USB */ 1273 frames = 8; 1274 } else { 1275 /* HIGH speed USB */ 1276 frames = UAUDIO_NFRAMES; 1277 } 1278 1279 fps_shift = usbd_xfer_get_fps_shift(chan->xfer[0]); 1280 1281 /* down shift number of frames per second, if any */ 1282 fps >>= fps_shift; 1283 frames >>= fps_shift; 1284 1285 /* bytes per frame should not be zero */ 1286 chan->bytes_per_frame[0] = 1287 ((chan_alt->sample_rate / fps) * chan_alt->sample_size); 1288 chan->bytes_per_frame[1] = 1289 (((chan_alt->sample_rate + fps - 1) / fps) * chan_alt->sample_size); 1290 1291 /* setup data rate dithering, if any */ 1292 chan->frames_per_second = fps; 1293 chan->sample_rem = chan_alt->sample_rate % fps; 1294 chan->sample_curr = 0; 1295 chan->frames_per_second = fps; 1296 1297 /* compute required buffer size */ 1298 buf_size = (chan->bytes_per_frame[1] * frames); 1299 1300 if (buf_size > (chan->end - chan->start)) { 1301 DPRINTF("buffer size is too big\n"); 1302 goto error; 1303 } 1304 1305 chan->intr_frames = frames; 1306 1307 DPRINTF("fps=%d sample_rem=%d\n", (int)fps, (int)chan->sample_rem); 1308 1309 if (chan->intr_frames == 0) { 1310 DPRINTF("frame shift is too high!\n"); 1311 goto error; 1312 } 1313 1314 mtx_lock(chan->pcm_mtx); 1315 chan->cur_alt = set_alt; 1316 mtx_unlock(chan->pcm_mtx); 1317 1318 done: 1319 #if (UAUDIO_NCHANBUFS != 2) 1320 #error "please update code" 1321 #endif 1322 switch (operation) { 1323 case CHAN_OP_START: 1324 mtx_lock(chan->pcm_mtx); 1325 usbd_transfer_start(chan->xfer[0]); 1326 usbd_transfer_start(chan->xfer[1]); 1327 mtx_unlock(chan->pcm_mtx); 1328 break; 1329 case CHAN_OP_STOP: 1330 mtx_lock(chan->pcm_mtx); 1331 usbd_transfer_stop(chan->xfer[0]); 1332 usbd_transfer_stop(chan->xfer[1]); 1333 mtx_unlock(chan->pcm_mtx); 1334 break; 1335 default: 1336 break; 1337 } 1338 return; 1339 1340 error: 1341 usbd_transfer_unsetup(chan->xfer, UAUDIO_NCHANBUFS + 1); 1342 1343 mtx_lock(chan->pcm_mtx); 1344 chan->cur_alt = CHAN_MAX_ALT; 1345 mtx_unlock(chan->pcm_mtx); 1346 } 1347 1348 static void 1349 uaudio_configure_msg(struct usb_proc_msg *pm) 1350 { 1351 struct uaudio_softc *sc = ((struct uaudio_configure_msg *)pm)->sc; 1352 1353 usb_proc_explore_unlock(sc->sc_udev); 1354 uaudio_configure_msg_sub(sc, &sc->sc_play_chan, PCMDIR_PLAY); 1355 uaudio_configure_msg_sub(sc, &sc->sc_rec_chan, PCMDIR_REC); 1356 usb_proc_explore_lock(sc->sc_udev); 1357 } 1358 1359 /*========================================================================* 1360 * AS - Audio Stream - routines 1361 *========================================================================*/ 1362 1363 #ifdef USB_DEBUG 1364 static void 1365 uaudio_chan_dump_ep_desc(const usb_endpoint_descriptor_audio_t *ed) 1366 { 1367 if (ed) { 1368 DPRINTF("endpoint=%p bLength=%d bDescriptorType=%d \n" 1369 "bEndpointAddress=%d bmAttributes=0x%x \n" 1370 "wMaxPacketSize=%d bInterval=%d \n" 1371 "bRefresh=%d bSynchAddress=%d\n", 1372 ed, ed->bLength, ed->bDescriptorType, 1373 ed->bEndpointAddress, ed->bmAttributes, 1374 UGETW(ed->wMaxPacketSize), ed->bInterval, 1375 UEP_HAS_REFRESH(ed) ? ed->bRefresh : 0, 1376 UEP_HAS_SYNCADDR(ed) ? ed->bSynchAddress : 0); 1377 } 1378 } 1379 1380 #endif 1381 1382 /* 1383 * The following is a workaround for broken no-name USB audio devices 1384 * sold by dealextreme called "3D sound". The problem is that the 1385 * manufacturer computed wMaxPacketSize is too small to hold the 1386 * actual data sent. In other words the device sometimes sends more 1387 * data than it actually reports it can send in a single isochronous 1388 * packet. 1389 */ 1390 static void 1391 uaudio_record_fix_fs(usb_endpoint_descriptor_audio_t *ep, 1392 uint32_t xps, uint32_t add) 1393 { 1394 uint32_t mps; 1395 1396 mps = UGETW(ep->wMaxPacketSize); 1397 1398 /* 1399 * If the device indicates it can send more data than what the 1400 * sample rate indicates, we apply the workaround. 1401 */ 1402 if (mps > xps) { 1403 1404 /* allow additional data */ 1405 xps += add; 1406 1407 /* check against the maximum USB 1.x length */ 1408 if (xps > 1023) 1409 xps = 1023; 1410 1411 /* check if we should do an update */ 1412 if (mps < xps) { 1413 /* simply update the wMaxPacketSize field */ 1414 USETW(ep->wMaxPacketSize, xps); 1415 DPRINTF("Workaround: Updated wMaxPacketSize " 1416 "from %d to %d bytes.\n", 1417 (int)mps, (int)xps); 1418 } 1419 } 1420 } 1421 1422 static usb_error_t 1423 uaudio20_check_rate(struct usb_device *udev, uint8_t iface_no, 1424 uint8_t clockid, uint32_t rate) 1425 { 1426 struct usb_device_request req; 1427 usb_error_t error; 1428 uint8_t data[255]; 1429 uint16_t actlen; 1430 uint16_t rates; 1431 uint16_t x; 1432 1433 DPRINTFN(6, "ifaceno=%d clockid=%d rate=%u\n", 1434 iface_no, clockid, rate); 1435 1436 req.bmRequestType = UT_READ_CLASS_INTERFACE; 1437 req.bRequest = UA20_CS_RANGE; 1438 USETW2(req.wValue, UA20_CS_SAM_FREQ_CONTROL, 0); 1439 USETW2(req.wIndex, clockid, iface_no); 1440 USETW(req.wLength, 255); 1441 1442 error = usbd_do_request_flags(udev, NULL, &req, data, 1443 USB_SHORT_XFER_OK, &actlen, USB_DEFAULT_TIMEOUT); 1444 1445 if (error != 0 || actlen < 2) 1446 return (USB_ERR_INVAL); 1447 1448 rates = data[0] | (data[1] << 8); 1449 actlen = (actlen - 2) / 12; 1450 1451 if (rates > actlen) { 1452 DPRINTF("Too many rates\n"); 1453 rates = actlen; 1454 } 1455 1456 for (x = 0; x != rates; x++) { 1457 uint32_t min = UGETDW(data + 2 + (12 * x)); 1458 uint32_t max = UGETDW(data + 6 + (12 * x)); 1459 uint32_t res = UGETDW(data + 10 + (12 * x)); 1460 1461 if (res == 0) { 1462 DPRINTF("Zero residue\n"); 1463 res = 1; 1464 } 1465 1466 if (min > max) { 1467 DPRINTF("Swapped max and min\n"); 1468 uint32_t temp; 1469 temp = min; 1470 min = max; 1471 max = temp; 1472 } 1473 1474 if (rate >= min && rate <= max && 1475 (((rate - min) % res) == 0)) { 1476 return (0); 1477 } 1478 } 1479 return (USB_ERR_INVAL); 1480 } 1481 1482 static void 1483 uaudio_chan_fill_info_sub(struct uaudio_softc *sc, struct usb_device *udev, 1484 uint32_t rate, uint8_t channels, uint8_t bit_resolution) 1485 { 1486 struct usb_descriptor *desc = NULL; 1487 union uaudio_asid asid = { NULL }; 1488 union uaudio_asf1d asf1d = { NULL }; 1489 union uaudio_sed sed = { NULL }; 1490 usb_endpoint_descriptor_audio_t *ed1 = NULL; 1491 const struct usb_audio_control_descriptor *acdp = NULL; 1492 struct usb_config_descriptor *cd = usbd_get_config_descriptor(udev); 1493 struct usb_interface_descriptor *id; 1494 const struct uaudio_format *p_fmt = NULL; 1495 struct uaudio_chan *chan; 1496 struct uaudio_chan_alt *chan_alt; 1497 uint32_t format; 1498 uint16_t curidx = 0xFFFF; 1499 uint16_t lastidx = 0xFFFF; 1500 uint16_t alt_index = 0; 1501 uint16_t audio_rev = 0; 1502 uint16_t x; 1503 uint8_t ep_dir; 1504 uint8_t bChannels; 1505 uint8_t bBitResolution; 1506 uint8_t audio_if = 0; 1507 uint8_t uma_if_class; 1508 1509 while ((desc = usb_desc_foreach(cd, desc))) { 1510 1511 if ((desc->bDescriptorType == UDESC_INTERFACE) && 1512 (desc->bLength >= sizeof(*id))) { 1513 1514 id = (void *)desc; 1515 1516 if (id->bInterfaceNumber != lastidx) { 1517 lastidx = id->bInterfaceNumber; 1518 curidx++; 1519 alt_index = 0; 1520 1521 } else { 1522 alt_index++; 1523 } 1524 1525 if ((!(sc->sc_hid.flags & UAUDIO_HID_VALID)) && 1526 (id->bInterfaceClass == UICLASS_HID) && 1527 (id->bInterfaceSubClass == 0) && 1528 (id->bInterfaceProtocol == 0) && 1529 (alt_index == 0) && 1530 usbd_get_iface(udev, curidx) != NULL) { 1531 DPRINTF("Found HID interface at %d\n", 1532 curidx); 1533 sc->sc_hid.flags |= UAUDIO_HID_VALID; 1534 sc->sc_hid.iface_index = curidx; 1535 } 1536 1537 uma_if_class = 1538 ((id->bInterfaceClass == UICLASS_AUDIO) || 1539 ((id->bInterfaceClass == UICLASS_VENDOR) && 1540 (sc->sc_uq_au_vendor_class != 0))); 1541 1542 if ((uma_if_class != 0) && (id->bInterfaceSubClass == UISUBCLASS_AUDIOSTREAM)) { 1543 audio_if = 1; 1544 } else { 1545 audio_if = 0; 1546 } 1547 1548 if ((uma_if_class != 0) && 1549 (id->bInterfaceSubClass == UISUBCLASS_MIDISTREAM)) { 1550 1551 /* 1552 * XXX could allow multiple MIDI interfaces 1553 */ 1554 1555 if ((sc->sc_midi_chan.valid == 0) && 1556 usbd_get_iface(udev, curidx)) { 1557 sc->sc_midi_chan.iface_index = curidx; 1558 sc->sc_midi_chan.iface_alt_index = alt_index; 1559 sc->sc_midi_chan.valid = 1; 1560 } 1561 } 1562 asid.v1 = NULL; 1563 asf1d.v1 = NULL; 1564 ed1 = NULL; 1565 sed.v1 = NULL; 1566 } 1567 1568 if (audio_if == 0) { 1569 if ((acdp == NULL) && 1570 (desc->bDescriptorType == UDESC_CS_INTERFACE) && 1571 (desc->bDescriptorSubtype == UDESCSUB_AC_HEADER) && 1572 (desc->bLength >= sizeof(*acdp))) { 1573 acdp = (void *)desc; 1574 audio_rev = UGETW(acdp->bcdADC); 1575 } 1576 1577 /* 1578 * Don't collect any USB audio descriptors if 1579 * this is not an USB audio stream interface. 1580 */ 1581 continue; 1582 } 1583 1584 if ((acdp != NULL) && 1585 (desc->bDescriptorType == UDESC_CS_INTERFACE) && 1586 (desc->bDescriptorSubtype == AS_GENERAL) && 1587 (asid.v1 == NULL)) { 1588 if (audio_rev >= UAUDIO_VERSION_30) { 1589 /* FALLTHROUGH */ 1590 } else if (audio_rev >= UAUDIO_VERSION_20) { 1591 if (desc->bLength >= sizeof(*asid.v2)) { 1592 asid.v2 = (void *)desc; 1593 } 1594 } else { 1595 if (desc->bLength >= sizeof(*asid.v1)) { 1596 asid.v1 = (void *)desc; 1597 } 1598 } 1599 } 1600 if ((acdp != NULL) && 1601 (desc->bDescriptorType == UDESC_CS_INTERFACE) && 1602 (desc->bDescriptorSubtype == FORMAT_TYPE) && 1603 (asf1d.v1 == NULL)) { 1604 if (audio_rev >= UAUDIO_VERSION_30) { 1605 /* FALLTHROUGH */ 1606 } else if (audio_rev >= UAUDIO_VERSION_20) { 1607 if (desc->bLength >= sizeof(*asf1d.v2)) 1608 asf1d.v2 = (void *)desc; 1609 } else { 1610 if (desc->bLength >= sizeof(*asf1d.v1)) { 1611 asf1d.v1 = (void *)desc; 1612 1613 if (asf1d.v1->bFormatType != FORMAT_TYPE_I) { 1614 DPRINTFN(11, "ignored bFormatType = %d\n", 1615 asf1d.v1->bFormatType); 1616 asf1d.v1 = NULL; 1617 continue; 1618 } 1619 if (desc->bLength < (sizeof(*asf1d.v1) + 1620 ((asf1d.v1->bSamFreqType == 0) ? 6 : 1621 (asf1d.v1->bSamFreqType * 3)))) { 1622 DPRINTFN(11, "invalid descriptor, " 1623 "too short\n"); 1624 asf1d.v1 = NULL; 1625 continue; 1626 } 1627 } 1628 } 1629 } 1630 if ((desc->bDescriptorType == UDESC_ENDPOINT) && 1631 (desc->bLength >= UEP_MINSIZE) && 1632 (ed1 == NULL)) { 1633 ed1 = (void *)desc; 1634 if (UE_GET_XFERTYPE(ed1->bmAttributes) != UE_ISOCHRONOUS) { 1635 ed1 = NULL; 1636 continue; 1637 } 1638 } 1639 if ((acdp != NULL) && 1640 (desc->bDescriptorType == UDESC_CS_ENDPOINT) && 1641 (desc->bDescriptorSubtype == AS_GENERAL) && 1642 (sed.v1 == NULL)) { 1643 if (audio_rev >= UAUDIO_VERSION_30) { 1644 /* FALLTHROUGH */ 1645 } else if (audio_rev >= UAUDIO_VERSION_20) { 1646 if (desc->bLength >= sizeof(*sed.v2)) 1647 sed.v2 = (void *)desc; 1648 } else { 1649 if (desc->bLength >= sizeof(*sed.v1)) 1650 sed.v1 = (void *)desc; 1651 } 1652 } 1653 if (asid.v1 == NULL || asf1d.v1 == NULL || 1654 ed1 == NULL || sed.v1 == NULL) { 1655 /* need more descriptors */ 1656 continue; 1657 } 1658 1659 ep_dir = UE_GET_DIR(ed1->bEndpointAddress); 1660 1661 /* We ignore sync endpoint information until further. */ 1662 1663 if (audio_rev >= UAUDIO_VERSION_30) { 1664 goto next_ep; 1665 } else if (audio_rev >= UAUDIO_VERSION_20) { 1666 1667 uint32_t dwFormat; 1668 uint8_t bSubslotSize; 1669 1670 dwFormat = UGETDW(asid.v2->bmFormats); 1671 bChannels = asid.v2->bNrChannels; 1672 bBitResolution = asf1d.v2->bBitResolution; 1673 bSubslotSize = asf1d.v2->bSubslotSize; 1674 1675 /* Map 4-byte aligned 24-bit samples into 32-bit */ 1676 if (bBitResolution == 24 && bSubslotSize == 4) 1677 bBitResolution = 32; 1678 1679 if (bBitResolution != (bSubslotSize * 8)) { 1680 DPRINTF("Invalid bSubslotSize\n"); 1681 goto next_ep; 1682 } 1683 1684 if ((bChannels != channels) || 1685 (bBitResolution != bit_resolution)) { 1686 DPRINTF("Wrong number of channels\n"); 1687 goto next_ep; 1688 } 1689 1690 for (p_fmt = uaudio20_formats; 1691 p_fmt->wFormat != 0; p_fmt++) { 1692 if ((p_fmt->wFormat & dwFormat) && 1693 (p_fmt->bPrecision == bBitResolution)) 1694 break; 1695 } 1696 1697 if (p_fmt->wFormat == 0) { 1698 DPRINTF("Unsupported audio format\n"); 1699 goto next_ep; 1700 } 1701 1702 for (x = 0; x != 256; x++) { 1703 if (ep_dir == UE_DIR_OUT) { 1704 if (!(sc->sc_mixer_clocks.bit_output[x / 8] & 1705 (1 << (x % 8)))) { 1706 continue; 1707 } 1708 } else { 1709 if (!(sc->sc_mixer_clocks.bit_input[x / 8] & 1710 (1 << (x % 8)))) { 1711 continue; 1712 } 1713 } 1714 1715 DPRINTF("Checking clock ID=%d\n", x); 1716 1717 if (uaudio20_check_rate(udev, 1718 sc->sc_mixer_iface_no, x, rate)) { 1719 DPRINTF("Unsupported sampling " 1720 "rate, id=%d\n", x); 1721 goto next_ep; 1722 } 1723 } 1724 } else { 1725 uint16_t wFormat; 1726 1727 wFormat = UGETW(asid.v1->wFormatTag); 1728 bChannels = UAUDIO_MAX_CHAN(asf1d.v1->bNrChannels); 1729 bBitResolution = asf1d.v1->bBitResolution; 1730 1731 if (asf1d.v1->bSamFreqType == 0) { 1732 DPRINTFN(16, "Sample rate: %d-%dHz\n", 1733 UA_SAMP_LO(asf1d.v1), 1734 UA_SAMP_HI(asf1d.v1)); 1735 1736 if ((rate >= UA_SAMP_LO(asf1d.v1)) && 1737 (rate <= UA_SAMP_HI(asf1d.v1))) 1738 goto found_rate; 1739 } else { 1740 1741 for (x = 0; x < asf1d.v1->bSamFreqType; x++) { 1742 DPRINTFN(16, "Sample rate = %dHz\n", 1743 UA_GETSAMP(asf1d.v1, x)); 1744 1745 if (rate == UA_GETSAMP(asf1d.v1, x)) 1746 goto found_rate; 1747 } 1748 } 1749 goto next_ep; 1750 1751 found_rate: 1752 for (p_fmt = uaudio10_formats; 1753 p_fmt->wFormat != 0; p_fmt++) { 1754 if ((p_fmt->wFormat == wFormat) && 1755 (p_fmt->bPrecision == bBitResolution)) 1756 break; 1757 } 1758 if (p_fmt->wFormat == 0) { 1759 DPRINTF("Unsupported audio format\n"); 1760 goto next_ep; 1761 } 1762 1763 if ((bChannels != channels) || 1764 (bBitResolution != bit_resolution)) { 1765 DPRINTF("Wrong number of channels\n"); 1766 goto next_ep; 1767 } 1768 } 1769 1770 chan = (ep_dir == UE_DIR_IN) ? 1771 &sc->sc_rec_chan : &sc->sc_play_chan; 1772 1773 if (usbd_get_iface(udev, curidx) == NULL) { 1774 DPRINTF("Interface is not valid\n"); 1775 goto next_ep; 1776 } 1777 if (chan->num_alt == CHAN_MAX_ALT) { 1778 DPRINTF("Too many alternate settings\n"); 1779 goto next_ep; 1780 } 1781 chan->set_alt = 0; 1782 chan->cur_alt = CHAN_MAX_ALT; 1783 1784 chan_alt = &chan->usb_alt[chan->num_alt++]; 1785 1786 #ifdef USB_DEBUG 1787 uaudio_chan_dump_ep_desc(ed1); 1788 #endif 1789 DPRINTF("Sample rate = %dHz, channels = %d, " 1790 "bits = %d, format = %s\n", rate, channels, 1791 bit_resolution, p_fmt->description); 1792 1793 chan_alt->sample_rate = rate; 1794 chan_alt->p_asf1d = asf1d; 1795 chan_alt->p_ed1 = ed1; 1796 chan_alt->p_fmt = p_fmt; 1797 chan_alt->p_sed = sed; 1798 chan_alt->iface_index = curidx; 1799 chan_alt->iface_alt_index = alt_index; 1800 1801 usbd_set_parent_iface(sc->sc_udev, curidx, 1802 sc->sc_mixer_iface_index); 1803 1804 if (ep_dir == UE_DIR_IN) 1805 chan_alt->usb_cfg = uaudio_cfg_record; 1806 else 1807 chan_alt->usb_cfg = uaudio_cfg_play; 1808 1809 chan_alt->sample_size = (UAUDIO_MAX_CHAN(channels) * 1810 p_fmt->bPrecision) / 8; 1811 chan_alt->channels = channels; 1812 1813 if (ep_dir == UE_DIR_IN && 1814 usbd_get_speed(udev) == USB_SPEED_FULL) { 1815 uaudio_record_fix_fs(ed1, 1816 chan_alt->sample_size * (rate / 1000), 1817 chan_alt->sample_size * (rate / 4000)); 1818 } 1819 1820 /* setup play/record format */ 1821 1822 format = chan_alt->p_fmt->freebsd_fmt; 1823 1824 switch (chan_alt->channels) { 1825 case 2: 1826 /* stereo */ 1827 format = SND_FORMAT(format, 2, 0); 1828 break; 1829 case 1: 1830 /* mono */ 1831 format = SND_FORMAT(format, 1, 0); 1832 break; 1833 default: 1834 /* surround and more */ 1835 format = feeder_matrix_default_format( 1836 SND_FORMAT(format, chan_alt->channels, 0)); 1837 break; 1838 } 1839 1840 /* check if format is not supported */ 1841 if (format == 0) { 1842 DPRINTF("The selected audio format is not supported\n"); 1843 chan->num_alt--; 1844 goto next_ep; 1845 } 1846 if (chan->num_alt > 1) { 1847 /* we only accumulate one format at different sample rates */ 1848 if (chan->pcm_format[0] != format) { 1849 DPRINTF("Multiple formats is not supported\n"); 1850 chan->num_alt--; 1851 goto next_ep; 1852 } 1853 /* ignore if duplicate sample rate entry */ 1854 if (rate == chan->usb_alt[chan->num_alt - 2].sample_rate) { 1855 DPRINTF("Duplicate sample rate detected\n"); 1856 chan->num_alt--; 1857 goto next_ep; 1858 } 1859 } 1860 chan->pcm_cap.fmtlist = chan->pcm_format; 1861 chan->pcm_cap.fmtlist[0] = format; 1862 1863 if (rate < chan->pcm_cap.minspeed || chan->pcm_cap.minspeed == 0) 1864 chan->pcm_cap.minspeed = rate; 1865 if (rate > chan->pcm_cap.maxspeed || chan->pcm_cap.maxspeed == 0) 1866 chan->pcm_cap.maxspeed = rate; 1867 1868 if (sc->sc_sndstat_valid != 0) { 1869 sbuf_printf(&sc->sc_sndstat, "\n\t" 1870 "mode %d.%d:(%s) %dch, %dbit, %s, %dHz", 1871 curidx, alt_index, 1872 (ep_dir == UE_DIR_IN) ? "input" : "output", 1873 channels, p_fmt->bPrecision, 1874 p_fmt->description, rate); 1875 } 1876 1877 next_ep: 1878 sed.v1 = NULL; 1879 ed1 = NULL; 1880 } 1881 } 1882 1883 /* This structure defines all the supported rates. */ 1884 1885 static const uint32_t uaudio_rate_list[CHAN_MAX_ALT] = { 1886 384000, 1887 352800, 1888 192000, 1889 176400, 1890 96000, 1891 88200, 1892 88000, 1893 80000, 1894 72000, 1895 64000, 1896 56000, 1897 48000, 1898 44100, 1899 40000, 1900 32000, 1901 24000, 1902 22050, 1903 16000, 1904 11025, 1905 8000, 1906 0 1907 }; 1908 1909 static void 1910 uaudio_chan_fill_info(struct uaudio_softc *sc, struct usb_device *udev) 1911 { 1912 uint32_t rate = uaudio_default_rate; 1913 uint8_t z; 1914 uint8_t bits = uaudio_default_bits; 1915 uint8_t y; 1916 uint8_t channels = uaudio_default_channels; 1917 uint8_t x; 1918 1919 bits -= (bits % 8); 1920 if ((bits == 0) || (bits > 32)) { 1921 /* set a valid value */ 1922 bits = 32; 1923 } 1924 if (channels == 0) { 1925 switch (usbd_get_speed(udev)) { 1926 case USB_SPEED_LOW: 1927 case USB_SPEED_FULL: 1928 /* 1929 * Due to high bandwidth usage and problems 1930 * with HIGH-speed split transactions we 1931 * disable surround setups on FULL-speed USB 1932 * by default 1933 */ 1934 channels = 4; 1935 break; 1936 default: 1937 channels = 16; 1938 break; 1939 } 1940 } else if (channels > 16) { 1941 channels = 16; 1942 } 1943 if (sbuf_new(&sc->sc_sndstat, NULL, 4096, SBUF_AUTOEXTEND)) { 1944 sc->sc_sndstat_valid = 1; 1945 } 1946 /* try to search for a valid config */ 1947 1948 for (x = channels; x; x--) { 1949 for (y = bits; y; y -= 8) { 1950 1951 /* try user defined rate, if any */ 1952 if (rate != 0) 1953 uaudio_chan_fill_info_sub(sc, udev, rate, x, y); 1954 1955 /* try find a matching rate, if any */ 1956 for (z = 0; uaudio_rate_list[z]; z++) 1957 uaudio_chan_fill_info_sub(sc, udev, uaudio_rate_list[z], x, y); 1958 } 1959 } 1960 if (sc->sc_sndstat_valid) 1961 sbuf_finish(&sc->sc_sndstat); 1962 } 1963 1964 static void 1965 uaudio_chan_play_sync_callback(struct usb_xfer *xfer, usb_error_t error) 1966 { 1967 struct uaudio_chan *ch = usbd_xfer_softc(xfer); 1968 struct usb_page_cache *pc; 1969 uint64_t sample_rate = ch->usb_alt[ch->cur_alt].sample_rate; 1970 uint8_t buf[4]; 1971 uint64_t temp; 1972 int len; 1973 int actlen; 1974 int nframes; 1975 1976 usbd_xfer_status(xfer, &actlen, NULL, NULL, &nframes); 1977 1978 switch (USB_GET_STATE(xfer)) { 1979 case USB_ST_TRANSFERRED: 1980 1981 DPRINTFN(6, "transferred %d bytes\n", actlen); 1982 1983 if (nframes == 0) 1984 break; 1985 len = usbd_xfer_frame_len(xfer, 0); 1986 if (len == 0) 1987 break; 1988 if (len > sizeof(buf)) 1989 len = sizeof(buf); 1990 1991 memset(buf, 0, sizeof(buf)); 1992 1993 pc = usbd_xfer_get_frame(xfer, 0); 1994 usbd_copy_out(pc, 0, buf, len); 1995 1996 temp = UGETDW(buf); 1997 1998 DPRINTF("Value = 0x%08x\n", (int)temp); 1999 2000 /* auto-detect SYNC format */ 2001 2002 if (len == 4) 2003 temp &= 0x0fffffff; 2004 2005 /* check for no data */ 2006 2007 if (temp == 0) 2008 break; 2009 2010 /* correctly scale value */ 2011 2012 temp = (temp * 125ULL) - 64; 2013 2014 /* auto adjust */ 2015 2016 while (temp < (sample_rate - (sample_rate / 4))) 2017 temp *= 2; 2018 2019 while (temp > (sample_rate + (sample_rate / 2))) 2020 temp /= 2; 2021 2022 /* compare */ 2023 2024 DPRINTF("Comparing %d < %d\n", 2025 (int)temp, (int)sample_rate); 2026 2027 if (temp == sample_rate) 2028 ch->last_sync_state = UAUDIO_SYNC_NONE; 2029 else if (temp > sample_rate) 2030 ch->last_sync_state = UAUDIO_SYNC_MORE; 2031 else 2032 ch->last_sync_state = UAUDIO_SYNC_LESS; 2033 break; 2034 2035 case USB_ST_SETUP: 2036 usbd_xfer_set_frames(xfer, 1); 2037 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_framelen(xfer)); 2038 usbd_transfer_submit(xfer); 2039 break; 2040 2041 default: /* Error */ 2042 break; 2043 } 2044 } 2045 2046 static void 2047 uaudio_chan_play_callback(struct usb_xfer *xfer, usb_error_t error) 2048 { 2049 struct uaudio_chan *ch = usbd_xfer_softc(xfer); 2050 struct usb_page_cache *pc; 2051 uint32_t sample_size = ch->usb_alt[ch->cur_alt].sample_size; 2052 uint32_t mfl; 2053 uint32_t total; 2054 uint32_t blockcount; 2055 uint32_t n; 2056 uint32_t offset; 2057 int actlen; 2058 int sumlen; 2059 2060 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL); 2061 2062 if (ch->end == ch->start) { 2063 DPRINTF("no buffer!\n"); 2064 return; 2065 } 2066 2067 switch (USB_GET_STATE(xfer)) { 2068 case USB_ST_TRANSFERRED: 2069 tr_transferred: 2070 if (actlen < sumlen) { 2071 DPRINTF("short transfer, " 2072 "%d of %d bytes\n", actlen, sumlen); 2073 } 2074 chn_intr(ch->pcm_ch); 2075 2076 /* start SYNC transfer, if any */ 2077 if ((ch->last_sync_time++ & 7) == 0) 2078 usbd_transfer_start(ch->xfer[UAUDIO_NCHANBUFS]); 2079 2080 case USB_ST_SETUP: 2081 mfl = usbd_xfer_max_framelen(xfer); 2082 2083 if (ch->bytes_per_frame[1] > mfl) { 2084 DPRINTF("bytes per transfer, %d, " 2085 "exceeds maximum, %d!\n", 2086 ch->bytes_per_frame[1], 2087 mfl); 2088 break; 2089 } 2090 2091 blockcount = ch->intr_frames; 2092 2093 /* setup number of frames */ 2094 usbd_xfer_set_frames(xfer, blockcount); 2095 2096 /* reset total length */ 2097 total = 0; 2098 2099 /* setup frame lengths */ 2100 for (n = 0; n != blockcount; n++) { 2101 uint32_t frame_len; 2102 2103 ch->sample_curr += ch->sample_rem; 2104 if (ch->sample_curr >= ch->frames_per_second) { 2105 ch->sample_curr -= ch->frames_per_second; 2106 frame_len = ch->bytes_per_frame[1]; 2107 } else { 2108 frame_len = ch->bytes_per_frame[0]; 2109 } 2110 2111 if (n == (blockcount - 1)) { 2112 switch (ch->last_sync_state) { 2113 case UAUDIO_SYNC_MORE: 2114 DPRINTFN(6, "sending one sample more\n"); 2115 if ((frame_len + sample_size) <= mfl) 2116 frame_len += sample_size; 2117 ch->last_sync_state = UAUDIO_SYNC_NONE; 2118 break; 2119 case UAUDIO_SYNC_LESS: 2120 DPRINTFN(6, "sending one sample less\n"); 2121 if (frame_len >= sample_size) 2122 frame_len -= sample_size; 2123 ch->last_sync_state = UAUDIO_SYNC_NONE; 2124 break; 2125 default: 2126 break; 2127 } 2128 } 2129 2130 usbd_xfer_set_frame_len(xfer, n, frame_len); 2131 total += frame_len; 2132 } 2133 2134 DPRINTFN(6, "transfer %d bytes\n", total); 2135 2136 offset = 0; 2137 2138 pc = usbd_xfer_get_frame(xfer, 0); 2139 while (total > 0) { 2140 2141 n = (ch->end - ch->cur); 2142 if (n > total) { 2143 n = total; 2144 } 2145 usbd_copy_in(pc, offset, ch->cur, n); 2146 2147 total -= n; 2148 ch->cur += n; 2149 offset += n; 2150 2151 if (ch->cur >= ch->end) { 2152 ch->cur = ch->start; 2153 } 2154 } 2155 2156 usbd_transfer_submit(xfer); 2157 break; 2158 2159 default: /* Error */ 2160 if (error == USB_ERR_CANCELLED) { 2161 break; 2162 } 2163 goto tr_transferred; 2164 } 2165 } 2166 2167 static void 2168 uaudio_chan_record_sync_callback(struct usb_xfer *xfer, usb_error_t error) 2169 { 2170 /* TODO */ 2171 } 2172 2173 static void 2174 uaudio_chan_record_callback(struct usb_xfer *xfer, usb_error_t error) 2175 { 2176 struct uaudio_chan *ch = usbd_xfer_softc(xfer); 2177 struct usb_page_cache *pc; 2178 uint32_t offset0; 2179 uint32_t offset1; 2180 uint32_t mfl; 2181 int m; 2182 int n; 2183 int len; 2184 int actlen; 2185 int nframes; 2186 int blockcount; 2187 2188 usbd_xfer_status(xfer, &actlen, NULL, NULL, &nframes); 2189 mfl = usbd_xfer_max_framelen(xfer); 2190 2191 if (ch->end == ch->start) { 2192 DPRINTF("no buffer!\n"); 2193 return; 2194 } 2195 2196 switch (USB_GET_STATE(xfer)) { 2197 case USB_ST_TRANSFERRED: 2198 2199 DPRINTFN(6, "transferred %d bytes\n", actlen); 2200 2201 offset0 = 0; 2202 pc = usbd_xfer_get_frame(xfer, 0); 2203 2204 for (n = 0; n != nframes; n++) { 2205 2206 offset1 = offset0; 2207 len = usbd_xfer_frame_len(xfer, n); 2208 2209 while (len > 0) { 2210 2211 m = (ch->end - ch->cur); 2212 2213 if (m > len) 2214 m = len; 2215 2216 usbd_copy_out(pc, offset1, ch->cur, m); 2217 2218 len -= m; 2219 offset1 += m; 2220 ch->cur += m; 2221 2222 if (ch->cur >= ch->end) { 2223 ch->cur = ch->start; 2224 } 2225 } 2226 2227 offset0 += mfl; 2228 } 2229 2230 chn_intr(ch->pcm_ch); 2231 2232 case USB_ST_SETUP: 2233 tr_setup: 2234 blockcount = ch->intr_frames; 2235 2236 usbd_xfer_set_frames(xfer, blockcount); 2237 for (n = 0; n < blockcount; n++) { 2238 usbd_xfer_set_frame_len(xfer, n, mfl); 2239 } 2240 2241 usbd_transfer_submit(xfer); 2242 break; 2243 2244 default: /* Error */ 2245 if (error == USB_ERR_CANCELLED) { 2246 break; 2247 } 2248 goto tr_setup; 2249 } 2250 } 2251 2252 void * 2253 uaudio_chan_init(struct uaudio_softc *sc, struct snd_dbuf *b, 2254 struct pcm_channel *c, int dir) 2255 { 2256 struct uaudio_chan *ch = ((dir == PCMDIR_PLAY) ? 2257 &sc->sc_play_chan : &sc->sc_rec_chan); 2258 uint32_t buf_size; 2259 uint8_t x; 2260 2261 /* store mutex and PCM channel */ 2262 2263 ch->pcm_ch = c; 2264 ch->pcm_mtx = c->lock; 2265 2266 /* compute worst case buffer */ 2267 2268 buf_size = 0; 2269 for (x = 0; x != ch->num_alt; x++) { 2270 uint32_t temp = uaudio_get_buffer_size(ch, x); 2271 if (temp > buf_size) 2272 buf_size = temp; 2273 } 2274 2275 /* allow double buffering */ 2276 buf_size *= 2; 2277 2278 DPRINTF("Worst case buffer is %d bytes\n", (int)buf_size); 2279 2280 ch->buf = malloc(buf_size, M_DEVBUF, M_WAITOK | M_ZERO); 2281 if (ch->buf == NULL) 2282 goto error; 2283 if (sndbuf_setup(b, ch->buf, buf_size) != 0) 2284 goto error; 2285 2286 ch->start = ch->buf; 2287 ch->end = ch->buf + buf_size; 2288 ch->cur = ch->buf; 2289 ch->pcm_buf = b; 2290 ch->max_buf = buf_size; 2291 2292 if (ch->pcm_mtx == NULL) { 2293 DPRINTF("ERROR: PCM channels does not have a mutex!\n"); 2294 goto error; 2295 } 2296 return (ch); 2297 2298 error: 2299 uaudio_chan_free(ch); 2300 return (NULL); 2301 } 2302 2303 int 2304 uaudio_chan_free(struct uaudio_chan *ch) 2305 { 2306 if (ch->buf != NULL) { 2307 free(ch->buf, M_DEVBUF); 2308 ch->buf = NULL; 2309 } 2310 usbd_transfer_unsetup(ch->xfer, UAUDIO_NCHANBUFS + 1); 2311 2312 ch->num_alt = 0; 2313 2314 return (0); 2315 } 2316 2317 int 2318 uaudio_chan_set_param_blocksize(struct uaudio_chan *ch, uint32_t blocksize) 2319 { 2320 uint32_t temp = 2 * uaudio_get_buffer_size(ch, ch->set_alt); 2321 2322 sndbuf_setup(ch->pcm_buf, ch->buf, temp); 2323 2324 ch->start = ch->buf; 2325 ch->end = ch->buf + temp; 2326 ch->cur = ch->buf; 2327 2328 return (temp / 2); 2329 } 2330 2331 int 2332 uaudio_chan_set_param_fragments(struct uaudio_chan *ch, uint32_t blocksize, 2333 uint32_t blockcount) 2334 { 2335 return (1); 2336 } 2337 2338 int 2339 uaudio_chan_set_param_speed(struct uaudio_chan *ch, uint32_t speed) 2340 { 2341 uint8_t x; 2342 2343 for (x = 0; x < ch->num_alt; x++) { 2344 if (ch->usb_alt[x].sample_rate < speed) { 2345 /* sample rate is too low */ 2346 break; 2347 } 2348 } 2349 2350 if (x != 0) 2351 x--; 2352 2353 ch->set_alt = x; 2354 2355 DPRINTF("Selecting alt %d\n", (int)x); 2356 2357 return (ch->usb_alt[x].sample_rate); 2358 } 2359 2360 int 2361 uaudio_chan_getptr(struct uaudio_chan *ch) 2362 { 2363 return (ch->cur - ch->start); 2364 } 2365 2366 struct pcmchan_caps * 2367 uaudio_chan_getcaps(struct uaudio_chan *ch) 2368 { 2369 return (&ch->pcm_cap); 2370 } 2371 2372 static struct pcmchan_matrix uaudio_chan_matrix_swap_2_0 = { 2373 .id = SND_CHN_MATRIX_DRV, 2374 .channels = 2, 2375 .ext = 0, 2376 .map = { 2377 /* Right */ 2378 [0] = { 2379 .type = SND_CHN_T_FR, 2380 .members = 2381 SND_CHN_T_MASK_FR | SND_CHN_T_MASK_FC | 2382 SND_CHN_T_MASK_LF | SND_CHN_T_MASK_BR | 2383 SND_CHN_T_MASK_BC | SND_CHN_T_MASK_SR 2384 }, 2385 /* Left */ 2386 [1] = { 2387 .type = SND_CHN_T_FL, 2388 .members = 2389 SND_CHN_T_MASK_FL | SND_CHN_T_MASK_FC | 2390 SND_CHN_T_MASK_LF | SND_CHN_T_MASK_BL | 2391 SND_CHN_T_MASK_BC | SND_CHN_T_MASK_SL 2392 }, 2393 [2] = { 2394 .type = SND_CHN_T_MAX, 2395 .members = 0 2396 } 2397 }, 2398 .mask = SND_CHN_T_MASK_FR | SND_CHN_T_MASK_FL, 2399 .offset = { 1, 0, -1, -1, -1, -1, -1, -1, -1, 2400 -1, -1, -1, -1, -1, -1, -1, -1, -1 } 2401 }; 2402 2403 struct pcmchan_matrix * 2404 uaudio_chan_getmatrix(struct uaudio_chan *ch, uint32_t format) 2405 { 2406 struct uaudio_softc *sc; 2407 2408 sc = ch->priv_sc; 2409 2410 if (sc != NULL && sc->sc_uq_audio_swap_lr != 0 && 2411 AFMT_CHANNEL(format) == 2) 2412 return (&uaudio_chan_matrix_swap_2_0); 2413 2414 return (feeder_matrix_format_map(format)); 2415 } 2416 2417 int 2418 uaudio_chan_set_param_format(struct uaudio_chan *ch, uint32_t format) 2419 { 2420 DPRINTF("Selecting format 0x%08x\n", (unsigned int)format); 2421 return (0); 2422 } 2423 2424 int 2425 uaudio_chan_start(struct uaudio_chan *ch) 2426 { 2427 struct uaudio_softc *sc = ch->priv_sc; 2428 int do_start = 0; 2429 2430 usb_proc_explore_lock(sc->sc_udev); 2431 if (ch->operation != CHAN_OP_DRAIN) { 2432 if (ch->cur_alt == ch->set_alt && 2433 ch->operation == CHAN_OP_NONE) { 2434 /* save doing the explore task */ 2435 do_start = 1; 2436 } else { 2437 ch->operation = CHAN_OP_START; 2438 (void)usb_proc_explore_msignal(sc->sc_udev, 2439 &sc->sc_config_msg[0], &sc->sc_config_msg[1]); 2440 } 2441 } 2442 usb_proc_explore_unlock(sc->sc_udev); 2443 2444 if (do_start) { 2445 usbd_transfer_start(ch->xfer[0]); 2446 usbd_transfer_start(ch->xfer[1]); 2447 } 2448 return (0); 2449 } 2450 2451 int 2452 uaudio_chan_stop(struct uaudio_chan *ch) 2453 { 2454 struct uaudio_softc *sc = ch->priv_sc; 2455 int do_stop = 0; 2456 2457 usb_proc_explore_lock(sc->sc_udev); 2458 if (ch->operation != CHAN_OP_DRAIN) { 2459 if (ch->cur_alt == ch->set_alt && 2460 ch->operation == CHAN_OP_NONE) { 2461 /* save doing the explore task */ 2462 do_stop = 1; 2463 } else { 2464 ch->operation = CHAN_OP_STOP; 2465 (void)usb_proc_explore_msignal(sc->sc_udev, 2466 &sc->sc_config_msg[0], &sc->sc_config_msg[1]); 2467 } 2468 } 2469 usb_proc_explore_unlock(sc->sc_udev); 2470 2471 if (do_stop) { 2472 usbd_transfer_stop(ch->xfer[0]); 2473 usbd_transfer_stop(ch->xfer[1]); 2474 } 2475 return (0); 2476 } 2477 2478 /*========================================================================* 2479 * AC - Audio Controller - routines 2480 *========================================================================*/ 2481 2482 static int 2483 uaudio_mixer_sysctl_handler(SYSCTL_HANDLER_ARGS) 2484 { 2485 struct uaudio_softc *sc; 2486 struct uaudio_mixer_node *pmc; 2487 int hint; 2488 int error; 2489 int temp = 0; 2490 int chan = 0; 2491 2492 sc = (struct uaudio_softc *)oidp->oid_arg1; 2493 hint = oidp->oid_arg2; 2494 2495 if (sc->sc_mixer_lock == NULL) 2496 return (ENXIO); 2497 2498 /* lookup mixer node */ 2499 2500 mtx_lock(sc->sc_mixer_lock); 2501 for (pmc = sc->sc_mixer_root; pmc != NULL; pmc = pmc->next) { 2502 for (chan = 0; chan != (int)pmc->nchan; chan++) { 2503 if (pmc->wValue[chan] != -1 && 2504 pmc->wValue[chan] == hint) { 2505 temp = pmc->wData[chan]; 2506 goto found; 2507 } 2508 } 2509 } 2510 found: 2511 mtx_unlock(sc->sc_mixer_lock); 2512 2513 error = sysctl_handle_int(oidp, &temp, 0, req); 2514 if (error != 0 || req->newptr == NULL) 2515 return (error); 2516 2517 /* update mixer value */ 2518 2519 mtx_lock(sc->sc_mixer_lock); 2520 if (pmc != NULL && 2521 temp >= pmc->minval && 2522 temp <= pmc->maxval) { 2523 2524 pmc->wData[chan] = temp; 2525 pmc->update[(chan / 8)] |= (1 << (chan % 8)); 2526 2527 /* start the transfer, if not already started */ 2528 usbd_transfer_start(sc->sc_mixer_xfer[0]); 2529 } 2530 mtx_unlock(sc->sc_mixer_lock); 2531 2532 return (0); 2533 } 2534 2535 static void 2536 uaudio_mixer_ctl_free(struct uaudio_softc *sc) 2537 { 2538 struct uaudio_mixer_node *p_mc; 2539 2540 while ((p_mc = sc->sc_mixer_root) != NULL) { 2541 sc->sc_mixer_root = p_mc->next; 2542 free(p_mc, M_USBDEV); 2543 } 2544 } 2545 2546 static void 2547 uaudio_mixer_register_sysctl(struct uaudio_softc *sc, device_t dev) 2548 { 2549 struct uaudio_mixer_node *pmc; 2550 struct sysctl_oid *mixer_tree; 2551 struct sysctl_oid *control_tree; 2552 char buf[32]; 2553 int chan; 2554 int n; 2555 2556 mixer_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev), 2557 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "mixer", 2558 CTLFLAG_RD, NULL, ""); 2559 2560 if (mixer_tree == NULL) 2561 return; 2562 2563 for (n = 0, pmc = sc->sc_mixer_root; pmc != NULL; 2564 pmc = pmc->next, n++) { 2565 2566 for (chan = 0; chan < pmc->nchan; chan++) { 2567 2568 if (pmc->nchan > 1) { 2569 snprintf(buf, sizeof(buf), "%s_%d_%d", 2570 pmc->name, n, chan); 2571 } else { 2572 snprintf(buf, sizeof(buf), "%s_%d", 2573 pmc->name, n); 2574 } 2575 2576 control_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev), 2577 SYSCTL_CHILDREN(mixer_tree), OID_AUTO, buf, 2578 CTLFLAG_RD, NULL, "Mixer control nodes"); 2579 2580 if (control_tree == NULL) 2581 continue; 2582 2583 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), 2584 SYSCTL_CHILDREN(control_tree), 2585 OID_AUTO, "val", CTLTYPE_INT | CTLFLAG_RW, sc, 2586 pmc->wValue[chan], 2587 uaudio_mixer_sysctl_handler, "I", "Current value"); 2588 2589 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev), 2590 SYSCTL_CHILDREN(control_tree), 2591 OID_AUTO, "min", CTLFLAG_RD, 0, pmc->minval, 2592 "Minimum value"); 2593 2594 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev), 2595 SYSCTL_CHILDREN(control_tree), 2596 OID_AUTO, "max", CTLFLAG_RD, 0, pmc->maxval, 2597 "Maximum value"); 2598 2599 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev), 2600 SYSCTL_CHILDREN(control_tree), 2601 OID_AUTO, "desc", CTLFLAG_RD, pmc->desc, 0, 2602 "Description"); 2603 } 2604 } 2605 } 2606 2607 /* M-Audio FastTrack Ultra Mixer Description */ 2608 /* Origin: Linux USB Audio driver */ 2609 static void 2610 uaudio_mixer_controls_create_ftu(struct uaudio_softc *sc) 2611 { 2612 int chx; 2613 int chy; 2614 2615 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2616 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no); 2617 MIX(sc).wValue[0] = MAKE_WORD(8, 0); 2618 MIX(sc).class = UAC_OUTPUT; 2619 MIX(sc).type = MIX_UNSIGNED_16; 2620 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2621 MIX(sc).name = "effect"; 2622 MIX(sc).minval = 0; 2623 MIX(sc).maxval = 7; 2624 MIX(sc).mul = 7; 2625 MIX(sc).nchan = 1; 2626 MIX(sc).update[0] = 1; 2627 strlcpy(MIX(sc).desc, "Room1,2,3,Hall1,2,Plate,Delay,Echo", sizeof(MIX(sc).desc)); 2628 uaudio_mixer_add_ctl_sub(sc, &MIX(sc)); 2629 2630 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2631 MIX(sc).wIndex = MAKE_WORD(5, sc->sc_mixer_iface_no); 2632 2633 for (chx = 0; chx != 8; chx++) { 2634 for (chy = 0; chy != 8; chy++) { 2635 2636 MIX(sc).wValue[0] = MAKE_WORD(chx + 1, chy + 1); 2637 MIX(sc).type = MIX_SIGNED_16; 2638 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2639 MIX(sc).name = "mix_rec"; 2640 MIX(sc).nchan = 1; 2641 MIX(sc).update[0] = 1; 2642 MIX(sc).val_default = 0; 2643 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc), 2644 "AIn%d - Out%d Record Volume", chy + 1, chx + 1); 2645 2646 uaudio_mixer_add_ctl(sc, &MIX(sc)); 2647 2648 MIX(sc).wValue[0] = MAKE_WORD(chx + 1, chy + 1 + 8); 2649 MIX(sc).type = MIX_SIGNED_16; 2650 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2651 MIX(sc).name = "mix_play"; 2652 MIX(sc).nchan = 1; 2653 MIX(sc).update[0] = 1; 2654 MIX(sc).val_default = (chx == chy) ? 2 : 0; 2655 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc), 2656 "DIn%d - Out%d Playback Volume", chy + 1, chx + 1); 2657 2658 uaudio_mixer_add_ctl(sc, &MIX(sc)); 2659 } 2660 } 2661 2662 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2663 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no); 2664 MIX(sc).wValue[0] = MAKE_WORD(2, 0); 2665 MIX(sc).class = UAC_OUTPUT; 2666 MIX(sc).type = MIX_SIGNED_8; 2667 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2668 MIX(sc).name = "effect_vol"; 2669 MIX(sc).nchan = 1; 2670 MIX(sc).update[0] = 1; 2671 MIX(sc).minval = 0; 2672 MIX(sc).maxval = 0x7f; 2673 MIX(sc).mul = 0x7f; 2674 MIX(sc).nchan = 1; 2675 MIX(sc).update[0] = 1; 2676 strlcpy(MIX(sc).desc, "Effect Volume", sizeof(MIX(sc).desc)); 2677 uaudio_mixer_add_ctl_sub(sc, &MIX(sc)); 2678 2679 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2680 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no); 2681 MIX(sc).wValue[0] = MAKE_WORD(3, 0); 2682 MIX(sc).class = UAC_OUTPUT; 2683 MIX(sc).type = MIX_SIGNED_16; 2684 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2685 MIX(sc).name = "effect_dur"; 2686 MIX(sc).nchan = 1; 2687 MIX(sc).update[0] = 1; 2688 MIX(sc).minval = 0; 2689 MIX(sc).maxval = 0x7f00; 2690 MIX(sc).mul = 0x7f00; 2691 MIX(sc).nchan = 1; 2692 MIX(sc).update[0] = 1; 2693 strlcpy(MIX(sc).desc, "Effect Duration", sizeof(MIX(sc).desc)); 2694 uaudio_mixer_add_ctl_sub(sc, &MIX(sc)); 2695 2696 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2697 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no); 2698 MIX(sc).wValue[0] = MAKE_WORD(4, 0); 2699 MIX(sc).class = UAC_OUTPUT; 2700 MIX(sc).type = MIX_SIGNED_8; 2701 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2702 MIX(sc).name = "effect_fb"; 2703 MIX(sc).nchan = 1; 2704 MIX(sc).update[0] = 1; 2705 MIX(sc).minval = 0; 2706 MIX(sc).maxval = 0x7f; 2707 MIX(sc).mul = 0x7f; 2708 MIX(sc).nchan = 1; 2709 MIX(sc).update[0] = 1; 2710 strlcpy(MIX(sc).desc, "Effect Feedback Volume", sizeof(MIX(sc).desc)); 2711 uaudio_mixer_add_ctl_sub(sc, &MIX(sc)); 2712 2713 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2714 MIX(sc).wIndex = MAKE_WORD(7, sc->sc_mixer_iface_no); 2715 for (chy = 0; chy != 4; chy++) { 2716 2717 MIX(sc).wValue[0] = MAKE_WORD(7, chy + 1); 2718 MIX(sc).type = MIX_SIGNED_16; 2719 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2720 MIX(sc).name = "effect_ret"; 2721 MIX(sc).nchan = 1; 2722 MIX(sc).update[0] = 1; 2723 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc), 2724 "Effect Return %d Volume", chy + 1); 2725 2726 uaudio_mixer_add_ctl(sc, &MIX(sc)); 2727 } 2728 2729 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2730 MIX(sc).wIndex = MAKE_WORD(5, sc->sc_mixer_iface_no); 2731 2732 for (chy = 0; chy != 8; chy++) { 2733 MIX(sc).wValue[0] = MAKE_WORD(9, chy + 1); 2734 MIX(sc).type = MIX_SIGNED_16; 2735 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2736 MIX(sc).name = "effect_send"; 2737 MIX(sc).nchan = 1; 2738 MIX(sc).update[0] = 1; 2739 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc), 2740 "Effect Send AIn%d Volume", chy + 1); 2741 2742 uaudio_mixer_add_ctl(sc, &MIX(sc)); 2743 2744 MIX(sc).wValue[0] = MAKE_WORD(9, chy + 1); 2745 MIX(sc).type = MIX_SIGNED_16; 2746 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 2747 MIX(sc).name = "effect_send"; 2748 MIX(sc).nchan = 1; 2749 MIX(sc).update[0] = 1; 2750 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc), 2751 "Effect Send DIn%d Volume", chy + 1 + 8); 2752 2753 uaudio_mixer_add_ctl(sc, &MIX(sc)); 2754 } 2755 } 2756 2757 static void 2758 uaudio_mixer_reload_all(struct uaudio_softc *sc) 2759 { 2760 struct uaudio_mixer_node *pmc; 2761 int chan; 2762 2763 if (sc->sc_mixer_lock == NULL) 2764 return; 2765 2766 mtx_lock(sc->sc_mixer_lock); 2767 for (pmc = sc->sc_mixer_root; pmc != NULL; pmc = pmc->next) { 2768 /* use reset defaults for non-oss controlled settings */ 2769 if (pmc->ctl == SOUND_MIXER_NRDEVICES) 2770 continue; 2771 for (chan = 0; chan < pmc->nchan; chan++) 2772 pmc->update[chan / 8] |= (1 << (chan % 8)); 2773 } 2774 usbd_transfer_start(sc->sc_mixer_xfer[0]); 2775 2776 /* start HID volume keys, if any */ 2777 usbd_transfer_start(sc->sc_hid.xfer[0]); 2778 mtx_unlock(sc->sc_mixer_lock); 2779 } 2780 2781 static void 2782 uaudio_mixer_add_ctl_sub(struct uaudio_softc *sc, struct uaudio_mixer_node *mc) 2783 { 2784 struct uaudio_mixer_node *p_mc_new = 2785 malloc(sizeof(*p_mc_new), M_USBDEV, M_WAITOK); 2786 int ch; 2787 2788 if (p_mc_new != NULL) { 2789 memcpy(p_mc_new, mc, sizeof(*p_mc_new)); 2790 p_mc_new->next = sc->sc_mixer_root; 2791 sc->sc_mixer_root = p_mc_new; 2792 sc->sc_mixer_count++; 2793 2794 /* set default value for all channels */ 2795 for (ch = 0; ch < p_mc_new->nchan; ch++) { 2796 switch (p_mc_new->val_default) { 2797 case 1: 2798 /* 50% */ 2799 p_mc_new->wData[ch] = (p_mc_new->maxval + p_mc_new->minval) / 2; 2800 break; 2801 case 2: 2802 /* 100% */ 2803 p_mc_new->wData[ch] = p_mc_new->maxval; 2804 break; 2805 default: 2806 /* 0% */ 2807 p_mc_new->wData[ch] = p_mc_new->minval; 2808 break; 2809 } 2810 } 2811 } else { 2812 DPRINTF("out of memory\n"); 2813 } 2814 } 2815 2816 static void 2817 uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct uaudio_mixer_node *mc) 2818 { 2819 int32_t res; 2820 2821 if (mc->class < UAC_NCLASSES) { 2822 DPRINTF("adding %s.%d\n", 2823 uac_names[mc->class], mc->ctl); 2824 } else { 2825 DPRINTF("adding %d\n", mc->ctl); 2826 } 2827 2828 if (mc->type == MIX_ON_OFF) { 2829 mc->minval = 0; 2830 mc->maxval = 1; 2831 } else if (mc->type == MIX_SELECTOR) { 2832 } else { 2833 2834 /* determine min and max values */ 2835 2836 mc->minval = uaudio_mixer_get(sc->sc_udev, 2837 sc->sc_audio_rev, GET_MIN, mc); 2838 mc->maxval = uaudio_mixer_get(sc->sc_udev, 2839 sc->sc_audio_rev, GET_MAX, mc); 2840 2841 /* check if max and min was swapped */ 2842 2843 if (mc->maxval < mc->minval) { 2844 res = mc->maxval; 2845 mc->maxval = mc->minval; 2846 mc->minval = res; 2847 } 2848 2849 /* compute value range */ 2850 mc->mul = mc->maxval - mc->minval; 2851 if (mc->mul == 0) 2852 mc->mul = 1; 2853 2854 /* compute value alignment */ 2855 res = uaudio_mixer_get(sc->sc_udev, 2856 sc->sc_audio_rev, GET_RES, mc); 2857 2858 DPRINTF("Resolution = %d\n", (int)res); 2859 } 2860 2861 uaudio_mixer_add_ctl_sub(sc, mc); 2862 2863 #ifdef USB_DEBUG 2864 if (uaudio_debug > 2) { 2865 uint8_t i; 2866 2867 for (i = 0; i < mc->nchan; i++) { 2868 DPRINTF("[mix] wValue=%04x\n", mc->wValue[0]); 2869 } 2870 DPRINTF("[mix] wIndex=%04x type=%d ctl='%d' " 2871 "min=%d max=%d\n", 2872 mc->wIndex, mc->type, mc->ctl, 2873 mc->minval, mc->maxval); 2874 } 2875 #endif 2876 } 2877 2878 static void 2879 uaudio_mixer_add_mixer(struct uaudio_softc *sc, 2880 const struct uaudio_terminal_node *iot, int id) 2881 { 2882 const struct usb_audio_mixer_unit_0 *d0 = iot[id].u.mu_v1; 2883 const struct usb_audio_mixer_unit_1 *d1; 2884 2885 uint32_t bno; /* bit number */ 2886 uint32_t p; /* bit number accumulator */ 2887 uint32_t mo; /* matching outputs */ 2888 uint32_t mc; /* matching channels */ 2889 uint32_t ichs; /* input channels */ 2890 uint32_t ochs; /* output channels */ 2891 uint32_t c; 2892 uint32_t chs; /* channels */ 2893 uint32_t i; 2894 uint32_t o; 2895 2896 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n", 2897 d0->bUnitId, d0->bNrInPins); 2898 2899 /* compute the number of input channels */ 2900 2901 ichs = 0; 2902 for (i = 0; i < d0->bNrInPins; i++) { 2903 ichs += uaudio_mixer_get_cluster( 2904 d0->baSourceId[i], iot).bNrChannels; 2905 } 2906 2907 d1 = (const void *)(d0->baSourceId + d0->bNrInPins); 2908 2909 /* and the number of output channels */ 2910 2911 ochs = d1->bNrChannels; 2912 2913 DPRINTFN(3, "ichs=%d ochs=%d\n", ichs, ochs); 2914 2915 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2916 2917 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no); 2918 uaudio_mixer_determine_class(&iot[id], &MIX(sc)); 2919 MIX(sc).type = MIX_SIGNED_16; 2920 2921 if (uaudio_mixer_verify_desc(d0, ((ichs * ochs) + 7) / 8) == NULL) 2922 return; 2923 2924 for (p = i = 0; i < d0->bNrInPins; i++) { 2925 chs = uaudio_mixer_get_cluster( 2926 d0->baSourceId[i], iot).bNrChannels; 2927 mc = 0; 2928 for (c = 0; c < chs; c++) { 2929 mo = 0; 2930 for (o = 0; o < ochs; o++) { 2931 bno = ((p + c) * ochs) + o; 2932 if (BIT_TEST(d1->bmControls, bno)) 2933 mo++; 2934 } 2935 if (mo == 1) 2936 mc++; 2937 } 2938 if ((mc == chs) && (chs <= MIX_MAX_CHAN)) { 2939 2940 /* repeat bit-scan */ 2941 2942 mc = 0; 2943 for (c = 0; c < chs; c++) { 2944 for (o = 0; o < ochs; o++) { 2945 bno = ((p + c) * ochs) + o; 2946 if (BIT_TEST(d1->bmControls, bno)) 2947 MIX(sc).wValue[mc++] = MAKE_WORD(p + c + 1, o + 1); 2948 } 2949 } 2950 MIX(sc).nchan = chs; 2951 uaudio_mixer_add_ctl(sc, &MIX(sc)); 2952 } 2953 p += chs; 2954 } 2955 } 2956 2957 static void 2958 uaudio20_mixer_add_mixer(struct uaudio_softc *sc, 2959 const struct uaudio_terminal_node *iot, int id) 2960 { 2961 const struct usb_audio20_mixer_unit_0 *d0 = iot[id].u.mu_v2; 2962 const struct usb_audio20_mixer_unit_1 *d1; 2963 2964 uint32_t bno; /* bit number */ 2965 uint32_t p; /* bit number accumulator */ 2966 uint32_t mo; /* matching outputs */ 2967 uint32_t mc; /* matching channels */ 2968 uint32_t ichs; /* input channels */ 2969 uint32_t ochs; /* output channels */ 2970 uint32_t c; 2971 uint32_t chs; /* channels */ 2972 uint32_t i; 2973 uint32_t o; 2974 2975 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n", 2976 d0->bUnitId, d0->bNrInPins); 2977 2978 /* compute the number of input channels */ 2979 2980 ichs = 0; 2981 for (i = 0; i < d0->bNrInPins; i++) { 2982 ichs += uaudio20_mixer_get_cluster( 2983 d0->baSourceId[i], iot).bNrChannels; 2984 } 2985 2986 d1 = (const void *)(d0->baSourceId + d0->bNrInPins); 2987 2988 /* and the number of output channels */ 2989 2990 ochs = d1->bNrChannels; 2991 2992 DPRINTFN(3, "ichs=%d ochs=%d\n", ichs, ochs); 2993 2994 memset(&MIX(sc), 0, sizeof(MIX(sc))); 2995 2996 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no); 2997 uaudio20_mixer_determine_class(&iot[id], &MIX(sc)); 2998 MIX(sc).type = MIX_SIGNED_16; 2999 3000 if (uaudio20_mixer_verify_desc(d0, ((ichs * ochs) + 7) / 8) == NULL) 3001 return; 3002 3003 for (p = i = 0; i < d0->bNrInPins; i++) { 3004 chs = uaudio20_mixer_get_cluster( 3005 d0->baSourceId[i], iot).bNrChannels; 3006 mc = 0; 3007 for (c = 0; c < chs; c++) { 3008 mo = 0; 3009 for (o = 0; o < ochs; o++) { 3010 bno = ((p + c) * ochs) + o; 3011 if (BIT_TEST(d1->bmControls, bno)) 3012 mo++; 3013 } 3014 if (mo == 1) 3015 mc++; 3016 } 3017 if ((mc == chs) && (chs <= MIX_MAX_CHAN)) { 3018 3019 /* repeat bit-scan */ 3020 3021 mc = 0; 3022 for (c = 0; c < chs; c++) { 3023 for (o = 0; o < ochs; o++) { 3024 bno = ((p + c) * ochs) + o; 3025 if (BIT_TEST(d1->bmControls, bno)) 3026 MIX(sc).wValue[mc++] = MAKE_WORD(p + c + 1, o + 1); 3027 } 3028 } 3029 MIX(sc).nchan = chs; 3030 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3031 } 3032 p += chs; 3033 } 3034 } 3035 3036 static void 3037 uaudio_mixer_add_selector(struct uaudio_softc *sc, 3038 const struct uaudio_terminal_node *iot, int id) 3039 { 3040 const struct usb_audio_selector_unit *d = iot[id].u.su_v1; 3041 uint16_t i; 3042 3043 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n", 3044 d->bUnitId, d->bNrInPins); 3045 3046 if (d->bNrInPins == 0) 3047 return; 3048 3049 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3050 3051 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no); 3052 MIX(sc).wValue[0] = MAKE_WORD(0, 0); 3053 uaudio_mixer_determine_class(&iot[id], &MIX(sc)); 3054 MIX(sc).nchan = 1; 3055 MIX(sc).type = MIX_SELECTOR; 3056 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 3057 MIX(sc).minval = 1; 3058 MIX(sc).maxval = d->bNrInPins; 3059 MIX(sc).name = "selector"; 3060 3061 i = d->baSourceId[d->bNrInPins]; 3062 if (i == 0 || 3063 usbd_req_get_string_any(sc->sc_udev, NULL, 3064 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) { 3065 MIX(sc).desc[0] = 0; 3066 } 3067 3068 if (MIX(sc).maxval > MAX_SELECTOR_INPUT_PIN) { 3069 MIX(sc).maxval = MAX_SELECTOR_INPUT_PIN; 3070 } 3071 MIX(sc).mul = (MIX(sc).maxval - MIX(sc).minval); 3072 for (i = 0; i < MAX_SELECTOR_INPUT_PIN; i++) { 3073 MIX(sc).slctrtype[i] = SOUND_MIXER_NRDEVICES; 3074 } 3075 3076 for (i = 0; i < MIX(sc).maxval; i++) { 3077 MIX(sc).slctrtype[i] = uaudio_mixer_feature_name( 3078 &iot[d->baSourceId[i]], &MIX(sc)); 3079 } 3080 3081 MIX(sc).class = 0; /* not used */ 3082 3083 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3084 } 3085 3086 static void 3087 uaudio20_mixer_add_selector(struct uaudio_softc *sc, 3088 const struct uaudio_terminal_node *iot, int id) 3089 { 3090 const struct usb_audio20_selector_unit *d = iot[id].u.su_v2; 3091 uint16_t i; 3092 3093 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n", 3094 d->bUnitId, d->bNrInPins); 3095 3096 if (d->bNrInPins == 0) 3097 return; 3098 3099 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3100 3101 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no); 3102 MIX(sc).wValue[0] = MAKE_WORD(0, 0); 3103 uaudio20_mixer_determine_class(&iot[id], &MIX(sc)); 3104 MIX(sc).nchan = 1; 3105 MIX(sc).type = MIX_SELECTOR; 3106 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 3107 MIX(sc).minval = 1; 3108 MIX(sc).maxval = d->bNrInPins; 3109 MIX(sc).name = "selector"; 3110 3111 i = d->baSourceId[d->bNrInPins]; 3112 if (i == 0 || 3113 usbd_req_get_string_any(sc->sc_udev, NULL, 3114 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) { 3115 MIX(sc).desc[0] = 0; 3116 } 3117 3118 if (MIX(sc).maxval > MAX_SELECTOR_INPUT_PIN) 3119 MIX(sc).maxval = MAX_SELECTOR_INPUT_PIN; 3120 3121 MIX(sc).mul = (MIX(sc).maxval - MIX(sc).minval); 3122 for (i = 0; i < MAX_SELECTOR_INPUT_PIN; i++) 3123 MIX(sc).slctrtype[i] = SOUND_MIXER_NRDEVICES; 3124 3125 for (i = 0; i < MIX(sc).maxval; i++) { 3126 MIX(sc).slctrtype[i] = uaudio20_mixer_feature_name( 3127 &iot[d->baSourceId[i]], &MIX(sc)); 3128 } 3129 3130 MIX(sc).class = 0; /* not used */ 3131 3132 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3133 } 3134 3135 static uint32_t 3136 uaudio_mixer_feature_get_bmaControls(const struct usb_audio_feature_unit *d, 3137 uint8_t i) 3138 { 3139 uint32_t temp = 0; 3140 uint32_t offset = (i * d->bControlSize); 3141 3142 if (d->bControlSize > 0) { 3143 temp |= d->bmaControls[offset]; 3144 if (d->bControlSize > 1) { 3145 temp |= d->bmaControls[offset + 1] << 8; 3146 if (d->bControlSize > 2) { 3147 temp |= d->bmaControls[offset + 2] << 16; 3148 if (d->bControlSize > 3) { 3149 temp |= d->bmaControls[offset + 3] << 24; 3150 } 3151 } 3152 } 3153 } 3154 return (temp); 3155 } 3156 3157 static void 3158 uaudio_mixer_add_feature(struct uaudio_softc *sc, 3159 const struct uaudio_terminal_node *iot, int id) 3160 { 3161 const struct usb_audio_feature_unit *d = iot[id].u.fu_v1; 3162 uint32_t fumask; 3163 uint32_t mmask; 3164 uint32_t cmask; 3165 uint16_t mixernumber; 3166 uint8_t nchan; 3167 uint8_t chan; 3168 uint8_t ctl; 3169 uint8_t i; 3170 3171 if (d->bControlSize == 0) 3172 return; 3173 3174 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3175 3176 nchan = (d->bLength - 7) / d->bControlSize; 3177 mmask = uaudio_mixer_feature_get_bmaControls(d, 0); 3178 cmask = 0; 3179 3180 if (nchan == 0) 3181 return; 3182 3183 /* figure out what we can control */ 3184 3185 for (chan = 1; chan < nchan; chan++) { 3186 DPRINTFN(10, "chan=%d mask=%x\n", 3187 chan, uaudio_mixer_feature_get_bmaControls(d, chan)); 3188 3189 cmask |= uaudio_mixer_feature_get_bmaControls(d, chan); 3190 } 3191 3192 if (nchan > MIX_MAX_CHAN) { 3193 nchan = MIX_MAX_CHAN; 3194 } 3195 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no); 3196 3197 i = d->bmaControls[d->bControlSize]; 3198 if (i == 0 || 3199 usbd_req_get_string_any(sc->sc_udev, NULL, 3200 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) { 3201 MIX(sc).desc[0] = 0; 3202 } 3203 3204 for (ctl = 1; ctl <= LOUDNESS_CONTROL; ctl++) { 3205 3206 fumask = FU_MASK(ctl); 3207 3208 DPRINTFN(5, "ctl=%d fumask=0x%04x\n", 3209 ctl, fumask); 3210 3211 if (mmask & fumask) { 3212 MIX(sc).nchan = 1; 3213 MIX(sc).wValue[0] = MAKE_WORD(ctl, 0); 3214 } else if (cmask & fumask) { 3215 MIX(sc).nchan = nchan - 1; 3216 for (i = 1; i < nchan; i++) { 3217 if (uaudio_mixer_feature_get_bmaControls(d, i) & fumask) 3218 MIX(sc).wValue[i - 1] = MAKE_WORD(ctl, i); 3219 else 3220 MIX(sc).wValue[i - 1] = -1; 3221 } 3222 } else { 3223 continue; 3224 } 3225 3226 mixernumber = uaudio_mixer_feature_name(&iot[id], &MIX(sc)); 3227 3228 switch (ctl) { 3229 case MUTE_CONTROL: 3230 MIX(sc).type = MIX_ON_OFF; 3231 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 3232 MIX(sc).name = "mute"; 3233 break; 3234 3235 case VOLUME_CONTROL: 3236 MIX(sc).type = MIX_SIGNED_16; 3237 MIX(sc).ctl = mixernumber; 3238 MIX(sc).name = "vol"; 3239 break; 3240 3241 case BASS_CONTROL: 3242 MIX(sc).type = MIX_SIGNED_8; 3243 MIX(sc).ctl = SOUND_MIXER_BASS; 3244 MIX(sc).name = "bass"; 3245 break; 3246 3247 case MID_CONTROL: 3248 MIX(sc).type = MIX_SIGNED_8; 3249 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3250 MIX(sc).name = "mid"; 3251 break; 3252 3253 case TREBLE_CONTROL: 3254 MIX(sc).type = MIX_SIGNED_8; 3255 MIX(sc).ctl = SOUND_MIXER_TREBLE; 3256 MIX(sc).name = "treble"; 3257 break; 3258 3259 case GRAPHIC_EQUALIZER_CONTROL: 3260 continue; /* XXX don't add anything */ 3261 3262 case AGC_CONTROL: 3263 MIX(sc).type = MIX_ON_OFF; 3264 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3265 MIX(sc).name = "agc"; 3266 break; 3267 3268 case DELAY_CONTROL: 3269 MIX(sc).type = MIX_UNSIGNED_16; 3270 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3271 MIX(sc).name = "delay"; 3272 break; 3273 3274 case BASS_BOOST_CONTROL: 3275 MIX(sc).type = MIX_ON_OFF; 3276 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3277 MIX(sc).name = "boost"; 3278 break; 3279 3280 case LOUDNESS_CONTROL: 3281 MIX(sc).type = MIX_ON_OFF; 3282 MIX(sc).ctl = SOUND_MIXER_LOUD; /* Is this correct ? */ 3283 MIX(sc).name = "loudness"; 3284 break; 3285 3286 default: 3287 MIX(sc).type = MIX_UNKNOWN; 3288 break; 3289 } 3290 3291 if (MIX(sc).type != MIX_UNKNOWN) 3292 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3293 } 3294 } 3295 3296 static void 3297 uaudio20_mixer_add_feature(struct uaudio_softc *sc, 3298 const struct uaudio_terminal_node *iot, int id) 3299 { 3300 const struct usb_audio20_feature_unit *d = iot[id].u.fu_v2; 3301 uint32_t ctl; 3302 uint32_t mmask; 3303 uint32_t cmask; 3304 uint16_t mixernumber; 3305 uint8_t nchan; 3306 uint8_t chan; 3307 uint8_t i; 3308 uint8_t what; 3309 3310 if (UGETDW(d->bmaControls[0]) == 0) 3311 return; 3312 3313 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3314 3315 nchan = (d->bLength - 6) / 4; 3316 mmask = UGETDW(d->bmaControls[0]); 3317 cmask = 0; 3318 3319 if (nchan == 0) 3320 return; 3321 3322 /* figure out what we can control */ 3323 3324 for (chan = 1; chan < nchan; chan++) 3325 cmask |= UGETDW(d->bmaControls[chan]); 3326 3327 if (nchan > MIX_MAX_CHAN) 3328 nchan = MIX_MAX_CHAN; 3329 3330 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no); 3331 3332 i = d->bmaControls[nchan][0]; 3333 if (i == 0 || 3334 usbd_req_get_string_any(sc->sc_udev, NULL, 3335 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) { 3336 MIX(sc).desc[0] = 0; 3337 } 3338 3339 for (ctl = 3; ctl != 0; ctl <<= 2) { 3340 3341 mixernumber = uaudio20_mixer_feature_name(&iot[id], &MIX(sc)); 3342 3343 switch (ctl) { 3344 case (3 << 0): 3345 MIX(sc).type = MIX_ON_OFF; 3346 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; 3347 MIX(sc).name = "mute"; 3348 what = MUTE_CONTROL; 3349 break; 3350 case (3 << 2): 3351 MIX(sc).type = MIX_SIGNED_16; 3352 MIX(sc).ctl = mixernumber; 3353 MIX(sc).name = "vol"; 3354 what = VOLUME_CONTROL; 3355 break; 3356 case (3 << 4): 3357 MIX(sc).type = MIX_SIGNED_8; 3358 MIX(sc).ctl = SOUND_MIXER_BASS; 3359 MIX(sc).name = "bass"; 3360 what = BASS_CONTROL; 3361 break; 3362 case (3 << 6): 3363 MIX(sc).type = MIX_SIGNED_8; 3364 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3365 MIX(sc).name = "mid"; 3366 what = MID_CONTROL; 3367 break; 3368 case (3 << 8): 3369 MIX(sc).type = MIX_SIGNED_8; 3370 MIX(sc).ctl = SOUND_MIXER_TREBLE; 3371 MIX(sc).name = "treble"; 3372 what = TREBLE_CONTROL; 3373 break; 3374 case (3 << 12): 3375 MIX(sc).type = MIX_ON_OFF; 3376 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3377 MIX(sc).name = "agc"; 3378 what = AGC_CONTROL; 3379 break; 3380 case (3 << 14): 3381 MIX(sc).type = MIX_UNSIGNED_16; 3382 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3383 MIX(sc).name = "delay"; 3384 what = DELAY_CONTROL; 3385 break; 3386 case (3 << 16): 3387 MIX(sc).type = MIX_ON_OFF; 3388 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */ 3389 MIX(sc).name = "boost"; 3390 what = BASS_BOOST_CONTROL; 3391 break; 3392 case (3 << 18): 3393 MIX(sc).type = MIX_ON_OFF; 3394 MIX(sc).ctl = SOUND_MIXER_LOUD; /* Is this correct ? */ 3395 MIX(sc).name = "loudness"; 3396 what = LOUDNESS_CONTROL; 3397 break; 3398 case (3 << 20): 3399 MIX(sc).type = MIX_SIGNED_16; 3400 MIX(sc).ctl = mixernumber; 3401 MIX(sc).name = "igain"; 3402 what = INPUT_GAIN_CONTROL; 3403 break; 3404 case (3 << 22): 3405 MIX(sc).type = MIX_SIGNED_16; 3406 MIX(sc).ctl = mixernumber; 3407 MIX(sc).name = "igainpad"; 3408 what = INPUT_GAIN_PAD_CONTROL; 3409 break; 3410 default: 3411 continue; 3412 } 3413 3414 if ((mmask & ctl) == ctl) { 3415 MIX(sc).nchan = 1; 3416 MIX(sc).wValue[0] = MAKE_WORD(what, 0); 3417 } else if ((cmask & ctl) == ctl) { 3418 MIX(sc).nchan = nchan - 1; 3419 for (i = 1; i < nchan; i++) { 3420 if ((UGETDW(d->bmaControls[i]) & ctl) == ctl) 3421 MIX(sc).wValue[i - 1] = MAKE_WORD(what, i); 3422 else 3423 MIX(sc).wValue[i - 1] = -1; 3424 } 3425 } else { 3426 continue; 3427 } 3428 3429 if (MIX(sc).type != MIX_UNKNOWN) 3430 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3431 } 3432 } 3433 3434 static void 3435 uaudio_mixer_add_processing_updown(struct uaudio_softc *sc, 3436 const struct uaudio_terminal_node *iot, int id) 3437 { 3438 const struct usb_audio_processing_unit_0 *d0 = iot[id].u.pu_v1; 3439 const struct usb_audio_processing_unit_1 *d1 = 3440 (const void *)(d0->baSourceId + d0->bNrInPins); 3441 const struct usb_audio_processing_unit_updown *ud = 3442 (const void *)(d1->bmControls + d1->bControlSize); 3443 uint8_t i; 3444 3445 if (uaudio_mixer_verify_desc(d0, sizeof(*ud)) == NULL) { 3446 return; 3447 } 3448 if (uaudio_mixer_verify_desc(d0, sizeof(*ud) + (2 * ud->bNrModes)) 3449 == NULL) { 3450 return; 3451 } 3452 DPRINTFN(3, "bUnitId=%d bNrModes=%d\n", 3453 d0->bUnitId, ud->bNrModes); 3454 3455 if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) { 3456 DPRINTF("no mode select\n"); 3457 return; 3458 } 3459 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3460 3461 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no); 3462 MIX(sc).nchan = 1; 3463 MIX(sc).wValue[0] = MAKE_WORD(UD_MODE_SELECT_CONTROL, 0); 3464 uaudio_mixer_determine_class(&iot[id], &MIX(sc)); 3465 MIX(sc).type = MIX_ON_OFF; /* XXX */ 3466 3467 for (i = 0; i < ud->bNrModes; i++) { 3468 DPRINTFN(3, "i=%d bm=0x%x\n", i, UGETW(ud->waModes[i])); 3469 /* XXX */ 3470 } 3471 3472 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3473 } 3474 3475 static void 3476 uaudio_mixer_add_processing(struct uaudio_softc *sc, 3477 const struct uaudio_terminal_node *iot, int id) 3478 { 3479 const struct usb_audio_processing_unit_0 *d0 = iot[id].u.pu_v1; 3480 const struct usb_audio_processing_unit_1 *d1 = 3481 (const void *)(d0->baSourceId + d0->bNrInPins); 3482 uint16_t ptype; 3483 3484 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3485 3486 ptype = UGETW(d0->wProcessType); 3487 3488 DPRINTFN(3, "wProcessType=%d bUnitId=%d " 3489 "bNrInPins=%d\n", ptype, d0->bUnitId, d0->bNrInPins); 3490 3491 if (d1->bControlSize == 0) { 3492 return; 3493 } 3494 if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) { 3495 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no); 3496 MIX(sc).nchan = 1; 3497 MIX(sc).wValue[0] = MAKE_WORD(XX_ENABLE_CONTROL, 0); 3498 uaudio_mixer_determine_class(&iot[id], &MIX(sc)); 3499 MIX(sc).type = MIX_ON_OFF; 3500 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3501 } 3502 switch (ptype) { 3503 case UPDOWNMIX_PROCESS: 3504 uaudio_mixer_add_processing_updown(sc, iot, id); 3505 break; 3506 3507 case DOLBY_PROLOGIC_PROCESS: 3508 case P3D_STEREO_EXTENDER_PROCESS: 3509 case REVERBATION_PROCESS: 3510 case CHORUS_PROCESS: 3511 case DYN_RANGE_COMP_PROCESS: 3512 default: 3513 DPRINTF("unit %d, type=%d is not implemented\n", 3514 d0->bUnitId, ptype); 3515 break; 3516 } 3517 } 3518 3519 static void 3520 uaudio_mixer_add_extension(struct uaudio_softc *sc, 3521 const struct uaudio_terminal_node *iot, int id) 3522 { 3523 const struct usb_audio_extension_unit_0 *d0 = iot[id].u.eu_v1; 3524 const struct usb_audio_extension_unit_1 *d1 = 3525 (const void *)(d0->baSourceId + d0->bNrInPins); 3526 3527 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n", 3528 d0->bUnitId, d0->bNrInPins); 3529 3530 if (sc->sc_uq_au_no_xu) { 3531 return; 3532 } 3533 if (d1->bControlSize == 0) { 3534 return; 3535 } 3536 if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) { 3537 3538 memset(&MIX(sc), 0, sizeof(MIX(sc))); 3539 3540 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no); 3541 MIX(sc).nchan = 1; 3542 MIX(sc).wValue[0] = MAKE_WORD(UA_EXT_ENABLE, 0); 3543 uaudio_mixer_determine_class(&iot[id], &MIX(sc)); 3544 MIX(sc).type = MIX_ON_OFF; 3545 3546 uaudio_mixer_add_ctl(sc, &MIX(sc)); 3547 } 3548 } 3549 3550 static const void * 3551 uaudio_mixer_verify_desc(const void *arg, uint32_t len) 3552 { 3553 const struct usb_audio_mixer_unit_1 *d1; 3554 const struct usb_audio_extension_unit_1 *e1; 3555 const struct usb_audio_processing_unit_1 *u1; 3556 3557 union { 3558 const struct usb_descriptor *desc; 3559 const struct usb_audio_input_terminal *it; 3560 const struct usb_audio_output_terminal *ot; 3561 const struct usb_audio_mixer_unit_0 *mu; 3562 const struct usb_audio_selector_unit *su; 3563 const struct usb_audio_feature_unit *fu; 3564 const struct usb_audio_processing_unit_0 *pu; 3565 const struct usb_audio_extension_unit_0 *eu; 3566 } u; 3567 3568 u.desc = arg; 3569 3570 if (u.desc == NULL) { 3571 goto error; 3572 } 3573 if (u.desc->bDescriptorType != UDESC_CS_INTERFACE) { 3574 goto error; 3575 } 3576 switch (u.desc->bDescriptorSubtype) { 3577 case UDESCSUB_AC_INPUT: 3578 len += sizeof(*u.it); 3579 break; 3580 3581 case UDESCSUB_AC_OUTPUT: 3582 len += sizeof(*u.ot); 3583 break; 3584 3585 case UDESCSUB_AC_MIXER: 3586 len += sizeof(*u.mu); 3587 3588 if (u.desc->bLength < len) { 3589 goto error; 3590 } 3591 len += u.mu->bNrInPins; 3592 3593 if (u.desc->bLength < len) { 3594 goto error; 3595 } 3596 d1 = (const void *)(u.mu->baSourceId + u.mu->bNrInPins); 3597 3598 len += sizeof(*d1); 3599 break; 3600 3601 case UDESCSUB_AC_SELECTOR: 3602 len += sizeof(*u.su); 3603 3604 if (u.desc->bLength < len) { 3605 goto error; 3606 } 3607 len += u.su->bNrInPins + 1; 3608 break; 3609 3610 case UDESCSUB_AC_FEATURE: 3611 len += sizeof(*u.fu) + 1; 3612 3613 if (u.desc->bLength < len) 3614 goto error; 3615 3616 len += u.fu->bControlSize; 3617 break; 3618 3619 case UDESCSUB_AC_PROCESSING: 3620 len += sizeof(*u.pu); 3621 3622 if (u.desc->bLength < len) { 3623 goto error; 3624 } 3625 len += u.pu->bNrInPins; 3626 3627 if (u.desc->bLength < len) { 3628 goto error; 3629 } 3630 u1 = (const void *)(u.pu->baSourceId + u.pu->bNrInPins); 3631 3632 len += sizeof(*u1); 3633 3634 if (u.desc->bLength < len) { 3635 goto error; 3636 } 3637 len += u1->bControlSize; 3638 3639 break; 3640 3641 case UDESCSUB_AC_EXTENSION: 3642 len += sizeof(*u.eu); 3643 3644 if (u.desc->bLength < len) { 3645 goto error; 3646 } 3647 len += u.eu->bNrInPins; 3648 3649 if (u.desc->bLength < len) { 3650 goto error; 3651 } 3652 e1 = (const void *)(u.eu->baSourceId + u.eu->bNrInPins); 3653 3654 len += sizeof(*e1); 3655 3656 if (u.desc->bLength < len) { 3657 goto error; 3658 } 3659 len += e1->bControlSize; 3660 break; 3661 3662 default: 3663 goto error; 3664 } 3665 3666 if (u.desc->bLength < len) { 3667 goto error; 3668 } 3669 return (u.desc); 3670 3671 error: 3672 if (u.desc) { 3673 DPRINTF("invalid descriptor, type=%d, " 3674 "sub_type=%d, len=%d of %d bytes\n", 3675 u.desc->bDescriptorType, 3676 u.desc->bDescriptorSubtype, 3677 u.desc->bLength, len); 3678 } 3679 return (NULL); 3680 } 3681 3682 static const void * 3683 uaudio20_mixer_verify_desc(const void *arg, uint32_t len) 3684 { 3685 const struct usb_audio20_mixer_unit_1 *d1; 3686 const struct usb_audio20_extension_unit_1 *e1; 3687 const struct usb_audio20_processing_unit_1 *u1; 3688 const struct usb_audio20_clock_selector_unit_1 *c1; 3689 3690 union { 3691 const struct usb_descriptor *desc; 3692 const struct usb_audio20_clock_source_unit *csrc; 3693 const struct usb_audio20_clock_selector_unit_0 *csel; 3694 const struct usb_audio20_clock_multiplier_unit *cmul; 3695 const struct usb_audio20_input_terminal *it; 3696 const struct usb_audio20_output_terminal *ot; 3697 const struct usb_audio20_mixer_unit_0 *mu; 3698 const struct usb_audio20_selector_unit *su; 3699 const struct usb_audio20_feature_unit *fu; 3700 const struct usb_audio20_sample_rate_unit *ru; 3701 const struct usb_audio20_processing_unit_0 *pu; 3702 const struct usb_audio20_extension_unit_0 *eu; 3703 const struct usb_audio20_effect_unit *ef; 3704 } u; 3705 3706 u.desc = arg; 3707 3708 if (u.desc == NULL) 3709 goto error; 3710 3711 if (u.desc->bDescriptorType != UDESC_CS_INTERFACE) 3712 goto error; 3713 3714 switch (u.desc->bDescriptorSubtype) { 3715 case UDESCSUB_AC_INPUT: 3716 len += sizeof(*u.it); 3717 break; 3718 3719 case UDESCSUB_AC_OUTPUT: 3720 len += sizeof(*u.ot); 3721 break; 3722 3723 case UDESCSUB_AC_MIXER: 3724 len += sizeof(*u.mu); 3725 3726 if (u.desc->bLength < len) 3727 goto error; 3728 len += u.mu->bNrInPins; 3729 3730 if (u.desc->bLength < len) 3731 goto error; 3732 3733 d1 = (const void *)(u.mu->baSourceId + u.mu->bNrInPins); 3734 3735 len += sizeof(*d1) + d1->bNrChannels; 3736 break; 3737 3738 case UDESCSUB_AC_SELECTOR: 3739 len += sizeof(*u.su); 3740 3741 if (u.desc->bLength < len) 3742 goto error; 3743 3744 len += u.su->bNrInPins + 1; 3745 break; 3746 3747 case UDESCSUB_AC_FEATURE: 3748 len += sizeof(*u.fu) + 1; 3749 break; 3750 3751 case UDESCSUB_AC_EFFECT: 3752 len += sizeof(*u.ef) + 4; 3753 break; 3754 3755 case UDESCSUB_AC_PROCESSING_V2: 3756 len += sizeof(*u.pu); 3757 3758 if (u.desc->bLength < len) 3759 goto error; 3760 3761 len += u.pu->bNrInPins; 3762 3763 if (u.desc->bLength < len) 3764 goto error; 3765 3766 u1 = (const void *)(u.pu->baSourceId + u.pu->bNrInPins); 3767 3768 len += sizeof(*u1); 3769 break; 3770 3771 case UDESCSUB_AC_EXTENSION_V2: 3772 len += sizeof(*u.eu); 3773 3774 if (u.desc->bLength < len) 3775 goto error; 3776 3777 len += u.eu->bNrInPins; 3778 3779 if (u.desc->bLength < len) 3780 goto error; 3781 3782 e1 = (const void *)(u.eu->baSourceId + u.eu->bNrInPins); 3783 3784 len += sizeof(*e1); 3785 break; 3786 3787 case UDESCSUB_AC_CLOCK_SRC: 3788 len += sizeof(*u.csrc); 3789 break; 3790 3791 case UDESCSUB_AC_CLOCK_SEL: 3792 len += sizeof(*u.csel); 3793 3794 if (u.desc->bLength < len) 3795 goto error; 3796 3797 len += u.csel->bNrInPins; 3798 3799 if (u.desc->bLength < len) 3800 goto error; 3801 3802 c1 = (const void *)(u.csel->baCSourceId + u.csel->bNrInPins); 3803 3804 len += sizeof(*c1); 3805 break; 3806 3807 case UDESCSUB_AC_CLOCK_MUL: 3808 len += sizeof(*u.cmul); 3809 break; 3810 3811 case UDESCSUB_AC_SAMPLE_RT: 3812 len += sizeof(*u.ru); 3813 break; 3814 3815 default: 3816 goto error; 3817 } 3818 3819 if (u.desc->bLength < len) 3820 goto error; 3821 3822 return (u.desc); 3823 3824 error: 3825 if (u.desc) { 3826 DPRINTF("invalid descriptor, type=%d, " 3827 "sub_type=%d, len=%d of %d bytes\n", 3828 u.desc->bDescriptorType, 3829 u.desc->bDescriptorSubtype, 3830 u.desc->bLength, len); 3831 } 3832 return (NULL); 3833 } 3834 3835 static struct usb_audio_cluster 3836 uaudio_mixer_get_cluster(uint8_t id, const struct uaudio_terminal_node *iot) 3837 { 3838 struct usb_audio_cluster r; 3839 const struct usb_descriptor *dp; 3840 uint8_t i; 3841 3842 for (i = 0; i < UAUDIO_RECURSE_LIMIT; i++) { /* avoid infinite loops */ 3843 dp = iot[id].u.desc; 3844 if (dp == NULL) { 3845 goto error; 3846 } 3847 switch (dp->bDescriptorSubtype) { 3848 case UDESCSUB_AC_INPUT: 3849 r.bNrChannels = iot[id].u.it_v1->bNrChannels; 3850 r.wChannelConfig[0] = iot[id].u.it_v1->wChannelConfig[0]; 3851 r.wChannelConfig[1] = iot[id].u.it_v1->wChannelConfig[1]; 3852 r.iChannelNames = iot[id].u.it_v1->iChannelNames; 3853 goto done; 3854 3855 case UDESCSUB_AC_OUTPUT: 3856 id = iot[id].u.ot_v1->bSourceId; 3857 break; 3858 3859 case UDESCSUB_AC_MIXER: 3860 r = *(const struct usb_audio_cluster *) 3861 &iot[id].u.mu_v1->baSourceId[ 3862 iot[id].u.mu_v1->bNrInPins]; 3863 goto done; 3864 3865 case UDESCSUB_AC_SELECTOR: 3866 if (iot[id].u.su_v1->bNrInPins > 0) { 3867 /* XXX This is not really right */ 3868 id = iot[id].u.su_v1->baSourceId[0]; 3869 } 3870 break; 3871 3872 case UDESCSUB_AC_FEATURE: 3873 id = iot[id].u.fu_v1->bSourceId; 3874 break; 3875 3876 case UDESCSUB_AC_PROCESSING: 3877 r = *((const struct usb_audio_cluster *) 3878 &iot[id].u.pu_v1->baSourceId[ 3879 iot[id].u.pu_v1->bNrInPins]); 3880 goto done; 3881 3882 case UDESCSUB_AC_EXTENSION: 3883 r = *((const struct usb_audio_cluster *) 3884 &iot[id].u.eu_v1->baSourceId[ 3885 iot[id].u.eu_v1->bNrInPins]); 3886 goto done; 3887 3888 default: 3889 goto error; 3890 } 3891 } 3892 error: 3893 DPRINTF("bad data\n"); 3894 memset(&r, 0, sizeof(r)); 3895 done: 3896 return (r); 3897 } 3898 3899 static struct usb_audio20_cluster 3900 uaudio20_mixer_get_cluster(uint8_t id, const struct uaudio_terminal_node *iot) 3901 { 3902 struct usb_audio20_cluster r; 3903 const struct usb_descriptor *dp; 3904 uint8_t i; 3905 3906 for (i = 0; i < UAUDIO_RECURSE_LIMIT; i++) { /* avoid infinite loops */ 3907 dp = iot[id].u.desc; 3908 if (dp == NULL) 3909 goto error; 3910 3911 switch (dp->bDescriptorSubtype) { 3912 case UDESCSUB_AC_INPUT: 3913 r.bNrChannels = iot[id].u.it_v2->bNrChannels; 3914 r.bmChannelConfig[0] = iot[id].u.it_v2->bmChannelConfig[0]; 3915 r.bmChannelConfig[1] = iot[id].u.it_v2->bmChannelConfig[1]; 3916 r.bmChannelConfig[2] = iot[id].u.it_v2->bmChannelConfig[2]; 3917 r.bmChannelConfig[3] = iot[id].u.it_v2->bmChannelConfig[3]; 3918 r.iChannelNames = iot[id].u.it_v2->iTerminal; 3919 goto done; 3920 3921 case UDESCSUB_AC_OUTPUT: 3922 id = iot[id].u.ot_v2->bSourceId; 3923 break; 3924 3925 case UDESCSUB_AC_MIXER: 3926 r = *(const struct usb_audio20_cluster *) 3927 &iot[id].u.mu_v2->baSourceId[ 3928 iot[id].u.mu_v2->bNrInPins]; 3929 goto done; 3930 3931 case UDESCSUB_AC_SELECTOR: 3932 if (iot[id].u.su_v2->bNrInPins > 0) { 3933 /* XXX This is not really right */ 3934 id = iot[id].u.su_v2->baSourceId[0]; 3935 } 3936 break; 3937 3938 case UDESCSUB_AC_SAMPLE_RT: 3939 id = iot[id].u.ru_v2->bSourceId; 3940 break; 3941 3942 case UDESCSUB_AC_EFFECT: 3943 id = iot[id].u.ef_v2->bSourceId; 3944 break; 3945 3946 case UDESCSUB_AC_FEATURE: 3947 id = iot[id].u.fu_v2->bSourceId; 3948 break; 3949 3950 case UDESCSUB_AC_PROCESSING_V2: 3951 r = *((const struct usb_audio20_cluster *) 3952 &iot[id].u.pu_v2->baSourceId[ 3953 iot[id].u.pu_v2->bNrInPins]); 3954 goto done; 3955 3956 case UDESCSUB_AC_EXTENSION_V2: 3957 r = *((const struct usb_audio20_cluster *) 3958 &iot[id].u.eu_v2->baSourceId[ 3959 iot[id].u.eu_v2->bNrInPins]); 3960 goto done; 3961 3962 default: 3963 goto error; 3964 } 3965 } 3966 error: 3967 DPRINTF("Bad data!\n"); 3968 memset(&r, 0, sizeof(r)); 3969 done: 3970 return (r); 3971 } 3972 3973 static uint16_t 3974 uaudio_mixer_determine_class(const struct uaudio_terminal_node *iot, 3975 struct uaudio_mixer_node *mix) 3976 { 3977 uint16_t terminal_type = 0x0000; 3978 const struct uaudio_terminal_node *input[2]; 3979 const struct uaudio_terminal_node *output[2]; 3980 3981 input[0] = uaudio_mixer_get_input(iot, 0); 3982 input[1] = uaudio_mixer_get_input(iot, 1); 3983 3984 output[0] = uaudio_mixer_get_output(iot, 0); 3985 output[1] = uaudio_mixer_get_output(iot, 1); 3986 3987 /* 3988 * check if there is only 3989 * one output terminal: 3990 */ 3991 if (output[0] && (!output[1])) { 3992 terminal_type = 3993 UGETW(output[0]->u.ot_v1->wTerminalType); 3994 } 3995 /* 3996 * If the only output terminal is USB, 3997 * the class is UAC_RECORD. 3998 */ 3999 if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { 4000 4001 mix->class = UAC_RECORD; 4002 if (input[0] && (!input[1])) { 4003 terminal_type = 4004 UGETW(input[0]->u.it_v1->wTerminalType); 4005 } else { 4006 terminal_type = 0; 4007 } 4008 goto done; 4009 } 4010 /* 4011 * if the unit is connected to just 4012 * one input terminal, the 4013 * class is UAC_INPUT: 4014 */ 4015 if (input[0] && (!input[1])) { 4016 mix->class = UAC_INPUT; 4017 terminal_type = 4018 UGETW(input[0]->u.it_v1->wTerminalType); 4019 goto done; 4020 } 4021 /* 4022 * Otherwise, the class is UAC_OUTPUT. 4023 */ 4024 mix->class = UAC_OUTPUT; 4025 done: 4026 return (terminal_type); 4027 } 4028 4029 static uint16_t 4030 uaudio20_mixer_determine_class(const struct uaudio_terminal_node *iot, 4031 struct uaudio_mixer_node *mix) 4032 { 4033 uint16_t terminal_type = 0x0000; 4034 const struct uaudio_terminal_node *input[2]; 4035 const struct uaudio_terminal_node *output[2]; 4036 4037 input[0] = uaudio_mixer_get_input(iot, 0); 4038 input[1] = uaudio_mixer_get_input(iot, 1); 4039 4040 output[0] = uaudio_mixer_get_output(iot, 0); 4041 output[1] = uaudio_mixer_get_output(iot, 1); 4042 4043 /* 4044 * check if there is only 4045 * one output terminal: 4046 */ 4047 if (output[0] && (!output[1])) 4048 terminal_type = UGETW(output[0]->u.ot_v2->wTerminalType); 4049 /* 4050 * If the only output terminal is USB, 4051 * the class is UAC_RECORD. 4052 */ 4053 if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { 4054 4055 mix->class = UAC_RECORD; 4056 if (input[0] && (!input[1])) { 4057 terminal_type = 4058 UGETW(input[0]->u.it_v2->wTerminalType); 4059 } else { 4060 terminal_type = 0; 4061 } 4062 goto done; 4063 } 4064 /* 4065 * if the unit is connected to just 4066 * one input terminal, the 4067 * class is UAC_INPUT: 4068 */ 4069 if (input[0] && (!input[1])) { 4070 mix->class = UAC_INPUT; 4071 terminal_type = 4072 UGETW(input[0]->u.it_v2->wTerminalType); 4073 goto done; 4074 } 4075 /* 4076 * Otherwise, the class is UAC_OUTPUT. 4077 */ 4078 mix->class = UAC_OUTPUT; 4079 done: 4080 return (terminal_type); 4081 } 4082 4083 struct uaudio_tt_to_feature { 4084 uint16_t terminal_type; 4085 uint16_t feature; 4086 }; 4087 4088 static const struct uaudio_tt_to_feature uaudio_tt_to_feature[] = { 4089 4090 {UAT_STREAM, SOUND_MIXER_PCM}, 4091 4092 {UATI_MICROPHONE, SOUND_MIXER_MIC}, 4093 {UATI_DESKMICROPHONE, SOUND_MIXER_MIC}, 4094 {UATI_PERSONALMICROPHONE, SOUND_MIXER_MIC}, 4095 {UATI_OMNIMICROPHONE, SOUND_MIXER_MIC}, 4096 {UATI_MICROPHONEARRAY, SOUND_MIXER_MIC}, 4097 {UATI_PROCMICROPHONEARR, SOUND_MIXER_MIC}, 4098 4099 {UATO_SPEAKER, SOUND_MIXER_SPEAKER}, 4100 {UATO_DESKTOPSPEAKER, SOUND_MIXER_SPEAKER}, 4101 {UATO_ROOMSPEAKER, SOUND_MIXER_SPEAKER}, 4102 {UATO_COMMSPEAKER, SOUND_MIXER_SPEAKER}, 4103 4104 {UATE_ANALOGCONN, SOUND_MIXER_LINE}, 4105 {UATE_LINECONN, SOUND_MIXER_LINE}, 4106 {UATE_LEGACYCONN, SOUND_MIXER_LINE}, 4107 4108 {UATE_DIGITALAUIFC, SOUND_MIXER_ALTPCM}, 4109 {UATE_SPDIF, SOUND_MIXER_ALTPCM}, 4110 {UATE_1394DA, SOUND_MIXER_ALTPCM}, 4111 {UATE_1394DV, SOUND_MIXER_ALTPCM}, 4112 4113 {UATF_CDPLAYER, SOUND_MIXER_CD}, 4114 4115 {UATF_SYNTHESIZER, SOUND_MIXER_SYNTH}, 4116 4117 {UATF_VIDEODISCAUDIO, SOUND_MIXER_VIDEO}, 4118 {UATF_DVDAUDIO, SOUND_MIXER_VIDEO}, 4119 {UATF_TVTUNERAUDIO, SOUND_MIXER_VIDEO}, 4120 4121 /* telephony terminal types */ 4122 {UATT_UNDEFINED, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */ 4123 {UATT_PHONELINE, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */ 4124 {UATT_TELEPHONE, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */ 4125 {UATT_DOWNLINEPHONE, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */ 4126 4127 {UATF_RADIORECV, SOUND_MIXER_RADIO}, 4128 {UATF_RADIOXMIT, SOUND_MIXER_RADIO}, 4129 4130 {UAT_UNDEFINED, SOUND_MIXER_VOLUME}, 4131 {UAT_VENDOR, SOUND_MIXER_VOLUME}, 4132 {UATI_UNDEFINED, SOUND_MIXER_VOLUME}, 4133 4134 /* output terminal types */ 4135 {UATO_UNDEFINED, SOUND_MIXER_VOLUME}, 4136 {UATO_DISPLAYAUDIO, SOUND_MIXER_VOLUME}, 4137 {UATO_SUBWOOFER, SOUND_MIXER_VOLUME}, 4138 {UATO_HEADPHONES, SOUND_MIXER_VOLUME}, 4139 4140 /* bidir terminal types */ 4141 {UATB_UNDEFINED, SOUND_MIXER_VOLUME}, 4142 {UATB_HANDSET, SOUND_MIXER_VOLUME}, 4143 {UATB_HEADSET, SOUND_MIXER_VOLUME}, 4144 {UATB_SPEAKERPHONE, SOUND_MIXER_VOLUME}, 4145 {UATB_SPEAKERPHONEESUP, SOUND_MIXER_VOLUME}, 4146 {UATB_SPEAKERPHONEECANC, SOUND_MIXER_VOLUME}, 4147 4148 /* external terminal types */ 4149 {UATE_UNDEFINED, SOUND_MIXER_VOLUME}, 4150 4151 /* embedded function terminal types */ 4152 {UATF_UNDEFINED, SOUND_MIXER_VOLUME}, 4153 {UATF_CALIBNOISE, SOUND_MIXER_VOLUME}, 4154 {UATF_EQUNOISE, SOUND_MIXER_VOLUME}, 4155 {UATF_DAT, SOUND_MIXER_VOLUME}, 4156 {UATF_DCC, SOUND_MIXER_VOLUME}, 4157 {UATF_MINIDISK, SOUND_MIXER_VOLUME}, 4158 {UATF_ANALOGTAPE, SOUND_MIXER_VOLUME}, 4159 {UATF_PHONOGRAPH, SOUND_MIXER_VOLUME}, 4160 {UATF_VCRAUDIO, SOUND_MIXER_VOLUME}, 4161 {UATF_SATELLITE, SOUND_MIXER_VOLUME}, 4162 {UATF_CABLETUNER, SOUND_MIXER_VOLUME}, 4163 {UATF_DSS, SOUND_MIXER_VOLUME}, 4164 {UATF_MULTITRACK, SOUND_MIXER_VOLUME}, 4165 {0xffff, SOUND_MIXER_VOLUME}, 4166 4167 /* default */ 4168 {0x0000, SOUND_MIXER_VOLUME}, 4169 }; 4170 4171 static uint16_t 4172 uaudio_mixer_feature_name(const struct uaudio_terminal_node *iot, 4173 struct uaudio_mixer_node *mix) 4174 { 4175 const struct uaudio_tt_to_feature *uat = uaudio_tt_to_feature; 4176 uint16_t terminal_type = uaudio_mixer_determine_class(iot, mix); 4177 4178 if ((mix->class == UAC_RECORD) && (terminal_type == 0)) { 4179 return (SOUND_MIXER_IMIX); 4180 } 4181 while (uat->terminal_type) { 4182 if (uat->terminal_type == terminal_type) { 4183 break; 4184 } 4185 uat++; 4186 } 4187 4188 DPRINTF("terminal_type=0x%04x -> %d\n", 4189 terminal_type, uat->feature); 4190 4191 return (uat->feature); 4192 } 4193 4194 static uint16_t 4195 uaudio20_mixer_feature_name(const struct uaudio_terminal_node *iot, 4196 struct uaudio_mixer_node *mix) 4197 { 4198 const struct uaudio_tt_to_feature *uat; 4199 uint16_t terminal_type = uaudio20_mixer_determine_class(iot, mix); 4200 4201 if ((mix->class == UAC_RECORD) && (terminal_type == 0)) 4202 return (SOUND_MIXER_IMIX); 4203 4204 for (uat = uaudio_tt_to_feature; uat->terminal_type != 0; uat++) { 4205 if (uat->terminal_type == terminal_type) 4206 break; 4207 } 4208 4209 DPRINTF("terminal_type=0x%04x -> %d\n", 4210 terminal_type, uat->feature); 4211 4212 return (uat->feature); 4213 } 4214 4215 static const struct uaudio_terminal_node * 4216 uaudio_mixer_get_input(const struct uaudio_terminal_node *iot, uint8_t i) 4217 { 4218 struct uaudio_terminal_node *root = iot->root; 4219 uint8_t n; 4220 4221 n = iot->usr.id_max; 4222 do { 4223 if (iot->usr.bit_input[n / 8] & (1 << (n % 8))) { 4224 if (!i--) 4225 return (root + n); 4226 } 4227 } while (n--); 4228 4229 return (NULL); 4230 } 4231 4232 static const struct uaudio_terminal_node * 4233 uaudio_mixer_get_output(const struct uaudio_terminal_node *iot, uint8_t i) 4234 { 4235 struct uaudio_terminal_node *root = iot->root; 4236 uint8_t n; 4237 4238 n = iot->usr.id_max; 4239 do { 4240 if (iot->usr.bit_output[n / 8] & (1 << (n % 8))) { 4241 if (!i--) 4242 return (root + n); 4243 } 4244 } while (n--); 4245 4246 return (NULL); 4247 } 4248 4249 static void 4250 uaudio_mixer_find_inputs_sub(struct uaudio_terminal_node *root, 4251 const uint8_t *p_id, uint8_t n_id, 4252 struct uaudio_search_result *info) 4253 { 4254 struct uaudio_terminal_node *iot; 4255 uint8_t n; 4256 uint8_t i; 4257 uint8_t is_last; 4258 4259 top: 4260 for (n = 0; n < n_id; n++) { 4261 4262 i = p_id[n]; 4263 4264 if (info->recurse_level == UAUDIO_RECURSE_LIMIT) { 4265 DPRINTF("avoided going into a circle at id=%d!\n", i); 4266 return; 4267 } 4268 4269 info->recurse_level++; 4270 4271 iot = (root + i); 4272 4273 if (iot->u.desc == NULL) 4274 continue; 4275 4276 is_last = ((n + 1) == n_id); 4277 4278 switch (iot->u.desc->bDescriptorSubtype) { 4279 case UDESCSUB_AC_INPUT: 4280 info->bit_input[i / 8] |= (1 << (i % 8)); 4281 break; 4282 4283 case UDESCSUB_AC_FEATURE: 4284 if (is_last) { 4285 p_id = &iot->u.fu_v1->bSourceId; 4286 n_id = 1; 4287 goto top; 4288 } 4289 uaudio_mixer_find_inputs_sub( 4290 root, &iot->u.fu_v1->bSourceId, 1, info); 4291 break; 4292 4293 case UDESCSUB_AC_OUTPUT: 4294 if (is_last) { 4295 p_id = &iot->u.ot_v1->bSourceId; 4296 n_id = 1; 4297 goto top; 4298 } 4299 uaudio_mixer_find_inputs_sub( 4300 root, &iot->u.ot_v1->bSourceId, 1, info); 4301 break; 4302 4303 case UDESCSUB_AC_MIXER: 4304 if (is_last) { 4305 p_id = iot->u.mu_v1->baSourceId; 4306 n_id = iot->u.mu_v1->bNrInPins; 4307 goto top; 4308 } 4309 uaudio_mixer_find_inputs_sub( 4310 root, iot->u.mu_v1->baSourceId, 4311 iot->u.mu_v1->bNrInPins, info); 4312 break; 4313 4314 case UDESCSUB_AC_SELECTOR: 4315 if (is_last) { 4316 p_id = iot->u.su_v1->baSourceId; 4317 n_id = iot->u.su_v1->bNrInPins; 4318 goto top; 4319 } 4320 uaudio_mixer_find_inputs_sub( 4321 root, iot->u.su_v1->baSourceId, 4322 iot->u.su_v1->bNrInPins, info); 4323 break; 4324 4325 case UDESCSUB_AC_PROCESSING: 4326 if (is_last) { 4327 p_id = iot->u.pu_v1->baSourceId; 4328 n_id = iot->u.pu_v1->bNrInPins; 4329 goto top; 4330 } 4331 uaudio_mixer_find_inputs_sub( 4332 root, iot->u.pu_v1->baSourceId, 4333 iot->u.pu_v1->bNrInPins, info); 4334 break; 4335 4336 case UDESCSUB_AC_EXTENSION: 4337 if (is_last) { 4338 p_id = iot->u.eu_v1->baSourceId; 4339 n_id = iot->u.eu_v1->bNrInPins; 4340 goto top; 4341 } 4342 uaudio_mixer_find_inputs_sub( 4343 root, iot->u.eu_v1->baSourceId, 4344 iot->u.eu_v1->bNrInPins, info); 4345 break; 4346 4347 default: 4348 break; 4349 } 4350 } 4351 } 4352 4353 static void 4354 uaudio20_mixer_find_inputs_sub(struct uaudio_terminal_node *root, 4355 const uint8_t *p_id, uint8_t n_id, 4356 struct uaudio_search_result *info) 4357 { 4358 struct uaudio_terminal_node *iot; 4359 uint8_t n; 4360 uint8_t i; 4361 uint8_t is_last; 4362 4363 top: 4364 for (n = 0; n < n_id; n++) { 4365 4366 i = p_id[n]; 4367 4368 if (info->recurse_level == UAUDIO_RECURSE_LIMIT) { 4369 DPRINTF("avoided going into a circle at id=%d!\n", i); 4370 return; 4371 } 4372 4373 info->recurse_level++; 4374 4375 iot = (root + i); 4376 4377 if (iot->u.desc == NULL) 4378 continue; 4379 4380 is_last = ((n + 1) == n_id); 4381 4382 switch (iot->u.desc->bDescriptorSubtype) { 4383 case UDESCSUB_AC_INPUT: 4384 info->bit_input[i / 8] |= (1 << (i % 8)); 4385 break; 4386 4387 case UDESCSUB_AC_OUTPUT: 4388 if (is_last) { 4389 p_id = &iot->u.ot_v2->bSourceId; 4390 n_id = 1; 4391 goto top; 4392 } 4393 uaudio20_mixer_find_inputs_sub( 4394 root, &iot->u.ot_v2->bSourceId, 1, info); 4395 break; 4396 4397 case UDESCSUB_AC_MIXER: 4398 if (is_last) { 4399 p_id = iot->u.mu_v2->baSourceId; 4400 n_id = iot->u.mu_v2->bNrInPins; 4401 goto top; 4402 } 4403 uaudio20_mixer_find_inputs_sub( 4404 root, iot->u.mu_v2->baSourceId, 4405 iot->u.mu_v2->bNrInPins, info); 4406 break; 4407 4408 case UDESCSUB_AC_SELECTOR: 4409 if (is_last) { 4410 p_id = iot->u.su_v2->baSourceId; 4411 n_id = iot->u.su_v2->bNrInPins; 4412 goto top; 4413 } 4414 uaudio20_mixer_find_inputs_sub( 4415 root, iot->u.su_v2->baSourceId, 4416 iot->u.su_v2->bNrInPins, info); 4417 break; 4418 4419 case UDESCSUB_AC_SAMPLE_RT: 4420 if (is_last) { 4421 p_id = &iot->u.ru_v2->bSourceId; 4422 n_id = 1; 4423 goto top; 4424 } 4425 uaudio20_mixer_find_inputs_sub( 4426 root, &iot->u.ru_v2->bSourceId, 4427 1, info); 4428 break; 4429 4430 case UDESCSUB_AC_EFFECT: 4431 if (is_last) { 4432 p_id = &iot->u.ef_v2->bSourceId; 4433 n_id = 1; 4434 goto top; 4435 } 4436 uaudio20_mixer_find_inputs_sub( 4437 root, &iot->u.ef_v2->bSourceId, 4438 1, info); 4439 break; 4440 4441 case UDESCSUB_AC_FEATURE: 4442 if (is_last) { 4443 p_id = &iot->u.fu_v2->bSourceId; 4444 n_id = 1; 4445 goto top; 4446 } 4447 uaudio20_mixer_find_inputs_sub( 4448 root, &iot->u.fu_v2->bSourceId, 1, info); 4449 break; 4450 4451 case UDESCSUB_AC_PROCESSING_V2: 4452 if (is_last) { 4453 p_id = iot->u.pu_v2->baSourceId; 4454 n_id = iot->u.pu_v2->bNrInPins; 4455 goto top; 4456 } 4457 uaudio20_mixer_find_inputs_sub( 4458 root, iot->u.pu_v2->baSourceId, 4459 iot->u.pu_v2->bNrInPins, info); 4460 break; 4461 4462 case UDESCSUB_AC_EXTENSION_V2: 4463 if (is_last) { 4464 p_id = iot->u.eu_v2->baSourceId; 4465 n_id = iot->u.eu_v2->bNrInPins; 4466 goto top; 4467 } 4468 uaudio20_mixer_find_inputs_sub( 4469 root, iot->u.eu_v2->baSourceId, 4470 iot->u.eu_v2->bNrInPins, info); 4471 break; 4472 default: 4473 break; 4474 } 4475 } 4476 } 4477 4478 static void 4479 uaudio20_mixer_find_clocks_sub(struct uaudio_terminal_node *root, 4480 const uint8_t *p_id, uint8_t n_id, 4481 struct uaudio_search_result *info) 4482 { 4483 struct uaudio_terminal_node *iot; 4484 uint8_t n; 4485 uint8_t i; 4486 uint8_t is_last; 4487 uint8_t id; 4488 4489 top: 4490 for (n = 0; n < n_id; n++) { 4491 4492 i = p_id[n]; 4493 4494 if (info->recurse_level == UAUDIO_RECURSE_LIMIT) { 4495 DPRINTF("avoided going into a circle at id=%d!\n", i); 4496 return; 4497 } 4498 4499 info->recurse_level++; 4500 4501 iot = (root + i); 4502 4503 if (iot->u.desc == NULL) 4504 continue; 4505 4506 is_last = ((n + 1) == n_id); 4507 4508 switch (iot->u.desc->bDescriptorSubtype) { 4509 case UDESCSUB_AC_INPUT: 4510 info->is_input = 1; 4511 if (is_last) { 4512 p_id = &iot->u.it_v2->bCSourceId; 4513 n_id = 1; 4514 goto top; 4515 } 4516 uaudio20_mixer_find_clocks_sub(root, 4517 &iot->u.it_v2->bCSourceId, 1, info); 4518 break; 4519 4520 case UDESCSUB_AC_OUTPUT: 4521 info->is_input = 0; 4522 if (is_last) { 4523 p_id = &iot->u.ot_v2->bCSourceId; 4524 n_id = 1; 4525 goto top; 4526 } 4527 uaudio20_mixer_find_clocks_sub(root, 4528 &iot->u.ot_v2->bCSourceId, 1, info); 4529 break; 4530 4531 case UDESCSUB_AC_CLOCK_SEL: 4532 if (is_last) { 4533 p_id = iot->u.csel_v2->baCSourceId; 4534 n_id = iot->u.csel_v2->bNrInPins; 4535 goto top; 4536 } 4537 uaudio20_mixer_find_clocks_sub(root, 4538 iot->u.csel_v2->baCSourceId, 4539 iot->u.csel_v2->bNrInPins, info); 4540 break; 4541 4542 case UDESCSUB_AC_CLOCK_MUL: 4543 if (is_last) { 4544 p_id = &iot->u.cmul_v2->bCSourceId; 4545 n_id = 1; 4546 goto top; 4547 } 4548 uaudio20_mixer_find_clocks_sub(root, 4549 &iot->u.cmul_v2->bCSourceId, 4550 1, info); 4551 break; 4552 4553 case UDESCSUB_AC_CLOCK_SRC: 4554 4555 id = iot->u.csrc_v2->bClockId; 4556 4557 switch (info->is_input) { 4558 case 0: 4559 info->bit_output[id / 8] |= (1 << (id % 8)); 4560 break; 4561 case 1: 4562 info->bit_input[id / 8] |= (1 << (id % 8)); 4563 break; 4564 default: 4565 break; 4566 } 4567 break; 4568 4569 default: 4570 break; 4571 } 4572 } 4573 } 4574 4575 static void 4576 uaudio_mixer_find_outputs_sub(struct uaudio_terminal_node *root, uint8_t id, 4577 uint8_t n_id, struct uaudio_search_result *info) 4578 { 4579 struct uaudio_terminal_node *iot = (root + id); 4580 uint8_t j; 4581 4582 j = n_id; 4583 do { 4584 if ((j != id) && ((root + j)->u.desc) && 4585 ((root + j)->u.desc->bDescriptorSubtype == UDESCSUB_AC_OUTPUT)) { 4586 4587 /* 4588 * "j" (output) <--- virtual wire <--- "id" (input) 4589 * 4590 * if "j" has "id" on the input, then "id" have "j" on 4591 * the output, because they are connected: 4592 */ 4593 if ((root + j)->usr.bit_input[id / 8] & (1 << (id % 8))) { 4594 iot->usr.bit_output[j / 8] |= (1 << (j % 8)); 4595 } 4596 } 4597 } while (j--); 4598 } 4599 4600 static void 4601 uaudio_mixer_fill_info(struct uaudio_softc *sc, 4602 struct usb_device *udev, void *desc) 4603 { 4604 const struct usb_audio_control_descriptor *acdp; 4605 struct usb_config_descriptor *cd = usbd_get_config_descriptor(udev); 4606 const struct usb_descriptor *dp; 4607 const struct usb_audio_unit *au; 4608 struct uaudio_terminal_node *iot = NULL; 4609 uint16_t wTotalLen; 4610 uint8_t ID_max = 0; /* inclusive */ 4611 uint8_t i; 4612 4613 desc = usb_desc_foreach(cd, desc); 4614 4615 if (desc == NULL) { 4616 DPRINTF("no Audio Control header\n"); 4617 goto done; 4618 } 4619 acdp = desc; 4620 4621 if ((acdp->bLength < sizeof(*acdp)) || 4622 (acdp->bDescriptorType != UDESC_CS_INTERFACE) || 4623 (acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER)) { 4624 DPRINTF("invalid Audio Control header\n"); 4625 goto done; 4626 } 4627 /* "wTotalLen" is allowed to be corrupt */ 4628 wTotalLen = UGETW(acdp->wTotalLength) - acdp->bLength; 4629 4630 /* get USB audio revision */ 4631 sc->sc_audio_rev = UGETW(acdp->bcdADC); 4632 4633 DPRINTFN(3, "found AC header, vers=%03x, len=%d\n", 4634 sc->sc_audio_rev, wTotalLen); 4635 4636 iot = malloc(sizeof(struct uaudio_terminal_node) * 256, M_TEMP, 4637 M_WAITOK | M_ZERO); 4638 4639 if (iot == NULL) { 4640 DPRINTF("no memory!\n"); 4641 goto done; 4642 } 4643 while ((desc = usb_desc_foreach(cd, desc))) { 4644 4645 dp = desc; 4646 4647 if (dp->bLength > wTotalLen) { 4648 break; 4649 } else { 4650 wTotalLen -= dp->bLength; 4651 } 4652 4653 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) 4654 au = NULL; 4655 else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) 4656 au = uaudio20_mixer_verify_desc(dp, 0); 4657 else 4658 au = uaudio_mixer_verify_desc(dp, 0); 4659 4660 if (au) { 4661 iot[au->bUnitId].u.desc = (const void *)au; 4662 if (au->bUnitId > ID_max) 4663 ID_max = au->bUnitId; 4664 } 4665 } 4666 4667 DPRINTF("Maximum ID=%d\n", ID_max); 4668 4669 /* 4670 * determine sourcing inputs for 4671 * all nodes in the tree: 4672 */ 4673 i = ID_max; 4674 do { 4675 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) { 4676 /* FALLTHROUGH */ 4677 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) { 4678 uaudio20_mixer_find_inputs_sub(iot, 4679 &i, 1, &((iot + i)->usr)); 4680 4681 sc->sc_mixer_clocks.is_input = 255; 4682 sc->sc_mixer_clocks.recurse_level = 0; 4683 4684 uaudio20_mixer_find_clocks_sub(iot, 4685 &i, 1, &sc->sc_mixer_clocks); 4686 } else { 4687 uaudio_mixer_find_inputs_sub(iot, 4688 &i, 1, &((iot + i)->usr)); 4689 } 4690 } while (i--); 4691 4692 /* 4693 * determine outputs for 4694 * all nodes in the tree: 4695 */ 4696 i = ID_max; 4697 do { 4698 uaudio_mixer_find_outputs_sub(iot, 4699 i, ID_max, &((iot + i)->usr)); 4700 } while (i--); 4701 4702 /* set "id_max" and "root" */ 4703 4704 i = ID_max; 4705 do { 4706 (iot + i)->usr.id_max = ID_max; 4707 (iot + i)->root = iot; 4708 } while (i--); 4709 4710 /* 4711 * Scan the config to create a linked list of "mixer" nodes: 4712 */ 4713 4714 i = ID_max; 4715 do { 4716 dp = iot[i].u.desc; 4717 4718 if (dp == NULL) 4719 continue; 4720 4721 DPRINTFN(11, "id=%d subtype=%d\n", 4722 i, dp->bDescriptorSubtype); 4723 4724 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) { 4725 continue; 4726 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) { 4727 4728 switch (dp->bDescriptorSubtype) { 4729 case UDESCSUB_AC_HEADER: 4730 DPRINTF("unexpected AC header\n"); 4731 break; 4732 4733 case UDESCSUB_AC_INPUT: 4734 case UDESCSUB_AC_OUTPUT: 4735 case UDESCSUB_AC_PROCESSING_V2: 4736 case UDESCSUB_AC_EXTENSION_V2: 4737 case UDESCSUB_AC_EFFECT: 4738 case UDESCSUB_AC_CLOCK_SRC: 4739 case UDESCSUB_AC_CLOCK_SEL: 4740 case UDESCSUB_AC_CLOCK_MUL: 4741 case UDESCSUB_AC_SAMPLE_RT: 4742 break; 4743 4744 case UDESCSUB_AC_MIXER: 4745 uaudio20_mixer_add_mixer(sc, iot, i); 4746 break; 4747 4748 case UDESCSUB_AC_SELECTOR: 4749 uaudio20_mixer_add_selector(sc, iot, i); 4750 break; 4751 4752 case UDESCSUB_AC_FEATURE: 4753 uaudio20_mixer_add_feature(sc, iot, i); 4754 break; 4755 4756 default: 4757 DPRINTF("bad AC desc subtype=0x%02x\n", 4758 dp->bDescriptorSubtype); 4759 break; 4760 } 4761 continue; 4762 } 4763 4764 switch (dp->bDescriptorSubtype) { 4765 case UDESCSUB_AC_HEADER: 4766 DPRINTF("unexpected AC header\n"); 4767 break; 4768 4769 case UDESCSUB_AC_INPUT: 4770 case UDESCSUB_AC_OUTPUT: 4771 break; 4772 4773 case UDESCSUB_AC_MIXER: 4774 uaudio_mixer_add_mixer(sc, iot, i); 4775 break; 4776 4777 case UDESCSUB_AC_SELECTOR: 4778 uaudio_mixer_add_selector(sc, iot, i); 4779 break; 4780 4781 case UDESCSUB_AC_FEATURE: 4782 uaudio_mixer_add_feature(sc, iot, i); 4783 break; 4784 4785 case UDESCSUB_AC_PROCESSING: 4786 uaudio_mixer_add_processing(sc, iot, i); 4787 break; 4788 4789 case UDESCSUB_AC_EXTENSION: 4790 uaudio_mixer_add_extension(sc, iot, i); 4791 break; 4792 4793 default: 4794 DPRINTF("bad AC desc subtype=0x%02x\n", 4795 dp->bDescriptorSubtype); 4796 break; 4797 } 4798 4799 } while (i--); 4800 4801 done: 4802 free(iot, M_TEMP); 4803 } 4804 4805 static int 4806 uaudio_mixer_get(struct usb_device *udev, uint16_t audio_rev, 4807 uint8_t what, struct uaudio_mixer_node *mc) 4808 { 4809 struct usb_device_request req; 4810 int val; 4811 uint8_t data[2 + (2 * 3)]; 4812 usb_error_t err; 4813 4814 if (mc->wValue[0] == -1) 4815 return (0); 4816 4817 if (audio_rev >= UAUDIO_VERSION_30) 4818 return (0); 4819 else if (audio_rev >= UAUDIO_VERSION_20) { 4820 if (what == GET_CUR) { 4821 req.bRequest = UA20_CS_CUR; 4822 USETW(req.wLength, 2); 4823 } else { 4824 req.bRequest = UA20_CS_RANGE; 4825 USETW(req.wLength, 8); 4826 } 4827 } else { 4828 uint16_t len = MIX_SIZE(mc->type); 4829 4830 req.bRequest = what; 4831 USETW(req.wLength, len); 4832 } 4833 4834 req.bmRequestType = UT_READ_CLASS_INTERFACE; 4835 USETW(req.wValue, mc->wValue[0]); 4836 USETW(req.wIndex, mc->wIndex); 4837 4838 memset(data, 0, sizeof(data)); 4839 4840 err = usbd_do_request(udev, NULL, &req, data); 4841 if (err) { 4842 DPRINTF("err=%s\n", usbd_errstr(err)); 4843 return (0); 4844 } 4845 4846 if (audio_rev >= UAUDIO_VERSION_30) { 4847 val = 0; 4848 } else if (audio_rev >= UAUDIO_VERSION_20) { 4849 switch (what) { 4850 case GET_CUR: 4851 val = (data[0] | (data[1] << 8)); 4852 break; 4853 case GET_MIN: 4854 val = (data[2] | (data[3] << 8)); 4855 break; 4856 case GET_MAX: 4857 val = (data[4] | (data[5] << 8)); 4858 break; 4859 case GET_RES: 4860 val = (data[6] | (data[7] << 8)); 4861 break; 4862 default: 4863 val = 0; 4864 break; 4865 } 4866 } else { 4867 val = (data[0] | (data[1] << 8)); 4868 } 4869 4870 if (what == GET_CUR || what == GET_MIN || what == GET_MAX) 4871 val = uaudio_mixer_signext(mc->type, val); 4872 4873 DPRINTFN(3, "val=%d\n", val); 4874 4875 return (val); 4876 } 4877 4878 static void 4879 uaudio_mixer_write_cfg_callback(struct usb_xfer *xfer, usb_error_t error) 4880 { 4881 struct usb_device_request req; 4882 struct uaudio_softc *sc = usbd_xfer_softc(xfer); 4883 struct uaudio_mixer_node *mc = sc->sc_mixer_curr; 4884 struct usb_page_cache *pc; 4885 uint16_t len; 4886 uint8_t repeat = 1; 4887 uint8_t update; 4888 uint8_t chan; 4889 uint8_t buf[2]; 4890 4891 DPRINTF("\n"); 4892 4893 switch (USB_GET_STATE(xfer)) { 4894 case USB_ST_TRANSFERRED: 4895 tr_transferred: 4896 case USB_ST_SETUP: 4897 tr_setup: 4898 4899 if (mc == NULL) { 4900 mc = sc->sc_mixer_root; 4901 sc->sc_mixer_curr = mc; 4902 sc->sc_mixer_chan = 0; 4903 repeat = 0; 4904 } 4905 while (mc) { 4906 while (sc->sc_mixer_chan < mc->nchan) { 4907 4908 chan = sc->sc_mixer_chan; 4909 4910 sc->sc_mixer_chan++; 4911 4912 update = ((mc->update[chan / 8] & (1 << (chan % 8))) && 4913 (mc->wValue[chan] != -1)); 4914 4915 mc->update[chan / 8] &= ~(1 << (chan % 8)); 4916 4917 if (update) { 4918 4919 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 4920 USETW(req.wValue, mc->wValue[chan]); 4921 USETW(req.wIndex, mc->wIndex); 4922 4923 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) { 4924 return; 4925 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) { 4926 len = 2; 4927 req.bRequest = UA20_CS_CUR; 4928 USETW(req.wLength, len); 4929 } else { 4930 len = MIX_SIZE(mc->type); 4931 req.bRequest = SET_CUR; 4932 USETW(req.wLength, len); 4933 } 4934 4935 buf[0] = (mc->wData[chan] & 0xFF); 4936 buf[1] = (mc->wData[chan] >> 8) & 0xFF; 4937 4938 pc = usbd_xfer_get_frame(xfer, 0); 4939 usbd_copy_in(pc, 0, &req, sizeof(req)); 4940 pc = usbd_xfer_get_frame(xfer, 1); 4941 usbd_copy_in(pc, 0, buf, len); 4942 4943 usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); 4944 usbd_xfer_set_frame_len(xfer, 1, len); 4945 usbd_xfer_set_frames(xfer, len ? 2 : 1); 4946 usbd_transfer_submit(xfer); 4947 return; 4948 } 4949 } 4950 4951 mc = mc->next; 4952 sc->sc_mixer_curr = mc; 4953 sc->sc_mixer_chan = 0; 4954 } 4955 4956 if (repeat) { 4957 goto tr_setup; 4958 } 4959 break; 4960 4961 default: /* Error */ 4962 DPRINTF("error=%s\n", usbd_errstr(error)); 4963 if (error == USB_ERR_CANCELLED) { 4964 /* do nothing - we are detaching */ 4965 break; 4966 } 4967 goto tr_transferred; 4968 } 4969 } 4970 4971 static usb_error_t 4972 uaudio_set_speed(struct usb_device *udev, uint8_t endpt, uint32_t speed) 4973 { 4974 struct usb_device_request req; 4975 uint8_t data[3]; 4976 4977 DPRINTFN(6, "endpt=%d speed=%u\n", endpt, speed); 4978 4979 req.bmRequestType = UT_WRITE_CLASS_ENDPOINT; 4980 req.bRequest = SET_CUR; 4981 USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0); 4982 USETW(req.wIndex, endpt); 4983 USETW(req.wLength, 3); 4984 data[0] = speed; 4985 data[1] = speed >> 8; 4986 data[2] = speed >> 16; 4987 4988 return (usbd_do_request(udev, NULL, &req, data)); 4989 } 4990 4991 static usb_error_t 4992 uaudio20_set_speed(struct usb_device *udev, uint8_t iface_no, 4993 uint8_t clockid, uint32_t speed) 4994 { 4995 struct usb_device_request req; 4996 uint8_t data[4]; 4997 4998 DPRINTFN(6, "ifaceno=%d clockid=%d speed=%u\n", 4999 iface_no, clockid, speed); 5000 5001 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 5002 req.bRequest = UA20_CS_CUR; 5003 USETW2(req.wValue, UA20_CS_SAM_FREQ_CONTROL, 0); 5004 USETW2(req.wIndex, clockid, iface_no); 5005 USETW(req.wLength, 4); 5006 data[0] = speed; 5007 data[1] = speed >> 8; 5008 data[2] = speed >> 16; 5009 data[3] = speed >> 24; 5010 5011 return (usbd_do_request(udev, NULL, &req, data)); 5012 } 5013 5014 static int 5015 uaudio_mixer_signext(uint8_t type, int val) 5016 { 5017 if (!MIX_UNSIGNED(type)) { 5018 if (MIX_SIZE(type) == 2) { 5019 val = (int16_t)val; 5020 } else { 5021 val = (int8_t)val; 5022 } 5023 } 5024 return (val); 5025 } 5026 5027 static int 5028 uaudio_mixer_bsd2value(struct uaudio_mixer_node *mc, int32_t val) 5029 { 5030 if (mc->type == MIX_ON_OFF) { 5031 val = (val != 0); 5032 } else if (mc->type == MIX_SELECTOR) { 5033 if ((val < mc->minval) || 5034 (val > mc->maxval)) { 5035 val = mc->minval; 5036 } 5037 } else { 5038 5039 /* compute actual volume */ 5040 val = (val * mc->mul) / 255; 5041 5042 /* add lower offset */ 5043 val = val + mc->minval; 5044 5045 /* make sure we don't write a value out of range */ 5046 if (val > mc->maxval) 5047 val = mc->maxval; 5048 else if (val < mc->minval) 5049 val = mc->minval; 5050 } 5051 5052 DPRINTFN(6, "type=0x%03x val=%d min=%d max=%d val=%d\n", 5053 mc->type, val, mc->minval, mc->maxval, val); 5054 return (val); 5055 } 5056 5057 static void 5058 uaudio_mixer_ctl_set(struct uaudio_softc *sc, struct uaudio_mixer_node *mc, 5059 uint8_t chan, int32_t val) 5060 { 5061 val = uaudio_mixer_bsd2value(mc, val); 5062 5063 mc->update[chan / 8] |= (1 << (chan % 8)); 5064 mc->wData[chan] = val; 5065 5066 /* start the transfer, if not already started */ 5067 5068 usbd_transfer_start(sc->sc_mixer_xfer[0]); 5069 } 5070 5071 static void 5072 uaudio_mixer_init(struct uaudio_softc *sc) 5073 { 5074 struct uaudio_mixer_node *mc; 5075 int32_t i; 5076 5077 for (mc = sc->sc_mixer_root; mc; 5078 mc = mc->next) { 5079 5080 if (mc->ctl != SOUND_MIXER_NRDEVICES) { 5081 /* 5082 * Set device mask bits. See 5083 * /usr/include/machine/soundcard.h 5084 */ 5085 sc->sc_mix_info |= (1 << mc->ctl); 5086 } 5087 if ((mc->ctl == SOUND_MIXER_NRDEVICES) && 5088 (mc->type == MIX_SELECTOR)) { 5089 5090 for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) { 5091 if (mc->slctrtype[i - 1] == SOUND_MIXER_NRDEVICES) { 5092 continue; 5093 } 5094 sc->sc_recsrc_info |= 1 << mc->slctrtype[i - 1]; 5095 } 5096 } 5097 } 5098 } 5099 5100 int 5101 uaudio_mixer_init_sub(struct uaudio_softc *sc, struct snd_mixer *m) 5102 { 5103 DPRINTF("\n"); 5104 5105 sc->sc_mixer_lock = mixer_get_lock(m); 5106 sc->sc_mixer_dev = m; 5107 5108 if (usbd_transfer_setup(sc->sc_udev, &sc->sc_mixer_iface_index, 5109 sc->sc_mixer_xfer, uaudio_mixer_config, 1, sc, 5110 sc->sc_mixer_lock)) { 5111 DPRINTFN(0, "could not allocate USB " 5112 "transfer for audio mixer!\n"); 5113 return (ENOMEM); 5114 } 5115 if (!(sc->sc_mix_info & SOUND_MASK_VOLUME)) { 5116 mix_setparentchild(m, SOUND_MIXER_VOLUME, SOUND_MASK_PCM); 5117 mix_setrealdev(m, SOUND_MIXER_VOLUME, SOUND_MIXER_NONE); 5118 } 5119 mix_setdevs(m, sc->sc_mix_info); 5120 mix_setrecdevs(m, sc->sc_recsrc_info); 5121 return (0); 5122 } 5123 5124 int 5125 uaudio_mixer_uninit_sub(struct uaudio_softc *sc) 5126 { 5127 DPRINTF("\n"); 5128 5129 usbd_transfer_unsetup(sc->sc_mixer_xfer, 1); 5130 5131 sc->sc_mixer_lock = NULL; 5132 5133 return (0); 5134 } 5135 5136 void 5137 uaudio_mixer_set(struct uaudio_softc *sc, unsigned type, 5138 unsigned left, unsigned right) 5139 { 5140 struct uaudio_mixer_node *mc; 5141 int chan; 5142 5143 for (mc = sc->sc_mixer_root; mc != NULL; mc = mc->next) { 5144 5145 if (mc->ctl == type) { 5146 for (chan = 0; chan < mc->nchan; chan++) { 5147 uaudio_mixer_ctl_set(sc, mc, chan, 5148 (int)((chan == 0 ? left : right) * 5149 255) / 100); 5150 } 5151 } 5152 } 5153 } 5154 5155 uint32_t 5156 uaudio_mixer_setrecsrc(struct uaudio_softc *sc, uint32_t src) 5157 { 5158 struct uaudio_mixer_node *mc; 5159 uint32_t mask; 5160 uint32_t temp; 5161 int32_t i; 5162 5163 for (mc = sc->sc_mixer_root; mc; 5164 mc = mc->next) { 5165 5166 if ((mc->ctl == SOUND_MIXER_NRDEVICES) && 5167 (mc->type == MIX_SELECTOR)) { 5168 5169 /* compute selector mask */ 5170 5171 mask = 0; 5172 for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) { 5173 mask |= (1 << mc->slctrtype[i - 1]); 5174 } 5175 5176 temp = mask & src; 5177 if (temp == 0) { 5178 continue; 5179 } 5180 /* find the first set bit */ 5181 temp = (-temp) & temp; 5182 5183 /* update "src" */ 5184 src &= ~mask; 5185 src |= temp; 5186 5187 for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) { 5188 if (temp != (1 << mc->slctrtype[i - 1])) { 5189 continue; 5190 } 5191 uaudio_mixer_ctl_set(sc, mc, 0, i); 5192 break; 5193 } 5194 } 5195 } 5196 return (src); 5197 } 5198 5199 /*========================================================================* 5200 * MIDI support routines 5201 *========================================================================*/ 5202 5203 static void 5204 umidi_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 5205 { 5206 struct umidi_chan *chan = usbd_xfer_softc(xfer); 5207 struct umidi_sub_chan *sub; 5208 struct usb_page_cache *pc; 5209 uint8_t buf[4]; 5210 uint8_t cmd_len; 5211 uint8_t cn; 5212 uint16_t pos; 5213 int actlen; 5214 5215 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 5216 5217 switch (USB_GET_STATE(xfer)) { 5218 case USB_ST_TRANSFERRED: 5219 5220 DPRINTF("actlen=%d bytes\n", actlen); 5221 5222 pos = 0; 5223 pc = usbd_xfer_get_frame(xfer, 0); 5224 5225 while (actlen >= 4) { 5226 5227 /* copy out the MIDI data */ 5228 usbd_copy_out(pc, pos, buf, 4); 5229 /* command length */ 5230 cmd_len = umidi_cmd_to_len[buf[0] & 0xF]; 5231 /* cable number */ 5232 cn = buf[0] >> 4; 5233 /* 5234 * Lookup sub-channel. The index is range 5235 * checked below. 5236 */ 5237 sub = &chan->sub[cn]; 5238 5239 if ((cmd_len != 0) && 5240 (cn < chan->max_cable) && 5241 (sub->read_open != 0)) { 5242 5243 /* Send data to the application */ 5244 usb_fifo_put_data_linear( 5245 sub->fifo.fp[USB_FIFO_RX], 5246 buf + 1, cmd_len, 1); 5247 } 5248 actlen -= 4; 5249 pos += 4; 5250 } 5251 5252 case USB_ST_SETUP: 5253 DPRINTF("start\n"); 5254 tr_setup: 5255 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 5256 usbd_transfer_submit(xfer); 5257 break; 5258 5259 default: 5260 DPRINTF("error=%s\n", usbd_errstr(error)); 5261 5262 if (error != USB_ERR_CANCELLED) { 5263 /* try to clear stall first */ 5264 usbd_xfer_set_stall(xfer); 5265 goto tr_setup; 5266 } 5267 break; 5268 } 5269 } 5270 5271 /* 5272 * The following statemachine, that converts MIDI commands to 5273 * USB MIDI packets, derives from Linux's usbmidi.c, which 5274 * was written by "Clemens Ladisch": 5275 * 5276 * Returns: 5277 * 0: No command 5278 * Else: Command is complete 5279 */ 5280 static uint8_t 5281 umidi_convert_to_usb(struct umidi_sub_chan *sub, uint8_t cn, uint8_t b) 5282 { 5283 uint8_t p0 = (cn << 4); 5284 5285 if (b >= 0xf8) { 5286 sub->temp_0[0] = p0 | 0x0f; 5287 sub->temp_0[1] = b; 5288 sub->temp_0[2] = 0; 5289 sub->temp_0[3] = 0; 5290 sub->temp_cmd = sub->temp_0; 5291 return (1); 5292 5293 } else if (b >= 0xf0) { 5294 switch (b) { 5295 case 0xf0: /* system exclusive begin */ 5296 sub->temp_1[1] = b; 5297 sub->state = UMIDI_ST_SYSEX_1; 5298 break; 5299 case 0xf1: /* MIDI time code */ 5300 case 0xf3: /* song select */ 5301 sub->temp_1[1] = b; 5302 sub->state = UMIDI_ST_1PARAM; 5303 break; 5304 case 0xf2: /* song position pointer */ 5305 sub->temp_1[1] = b; 5306 sub->state = UMIDI_ST_2PARAM_1; 5307 break; 5308 case 0xf4: /* unknown */ 5309 case 0xf5: /* unknown */ 5310 sub->state = UMIDI_ST_UNKNOWN; 5311 break; 5312 case 0xf6: /* tune request */ 5313 sub->temp_1[0] = p0 | 0x05; 5314 sub->temp_1[1] = 0xf6; 5315 sub->temp_1[2] = 0; 5316 sub->temp_1[3] = 0; 5317 sub->temp_cmd = sub->temp_1; 5318 sub->state = UMIDI_ST_UNKNOWN; 5319 return (1); 5320 5321 case 0xf7: /* system exclusive end */ 5322 switch (sub->state) { 5323 case UMIDI_ST_SYSEX_0: 5324 sub->temp_1[0] = p0 | 0x05; 5325 sub->temp_1[1] = 0xf7; 5326 sub->temp_1[2] = 0; 5327 sub->temp_1[3] = 0; 5328 sub->temp_cmd = sub->temp_1; 5329 sub->state = UMIDI_ST_UNKNOWN; 5330 return (1); 5331 case UMIDI_ST_SYSEX_1: 5332 sub->temp_1[0] = p0 | 0x06; 5333 sub->temp_1[2] = 0xf7; 5334 sub->temp_1[3] = 0; 5335 sub->temp_cmd = sub->temp_1; 5336 sub->state = UMIDI_ST_UNKNOWN; 5337 return (1); 5338 case UMIDI_ST_SYSEX_2: 5339 sub->temp_1[0] = p0 | 0x07; 5340 sub->temp_1[3] = 0xf7; 5341 sub->temp_cmd = sub->temp_1; 5342 sub->state = UMIDI_ST_UNKNOWN; 5343 return (1); 5344 } 5345 sub->state = UMIDI_ST_UNKNOWN; 5346 break; 5347 } 5348 } else if (b >= 0x80) { 5349 sub->temp_1[1] = b; 5350 if ((b >= 0xc0) && (b <= 0xdf)) { 5351 sub->state = UMIDI_ST_1PARAM; 5352 } else { 5353 sub->state = UMIDI_ST_2PARAM_1; 5354 } 5355 } else { /* b < 0x80 */ 5356 switch (sub->state) { 5357 case UMIDI_ST_1PARAM: 5358 if (sub->temp_1[1] < 0xf0) { 5359 p0 |= sub->temp_1[1] >> 4; 5360 } else { 5361 p0 |= 0x02; 5362 sub->state = UMIDI_ST_UNKNOWN; 5363 } 5364 sub->temp_1[0] = p0; 5365 sub->temp_1[2] = b; 5366 sub->temp_1[3] = 0; 5367 sub->temp_cmd = sub->temp_1; 5368 return (1); 5369 case UMIDI_ST_2PARAM_1: 5370 sub->temp_1[2] = b; 5371 sub->state = UMIDI_ST_2PARAM_2; 5372 break; 5373 case UMIDI_ST_2PARAM_2: 5374 if (sub->temp_1[1] < 0xf0) { 5375 p0 |= sub->temp_1[1] >> 4; 5376 sub->state = UMIDI_ST_2PARAM_1; 5377 } else { 5378 p0 |= 0x03; 5379 sub->state = UMIDI_ST_UNKNOWN; 5380 } 5381 sub->temp_1[0] = p0; 5382 sub->temp_1[3] = b; 5383 sub->temp_cmd = sub->temp_1; 5384 return (1); 5385 case UMIDI_ST_SYSEX_0: 5386 sub->temp_1[1] = b; 5387 sub->state = UMIDI_ST_SYSEX_1; 5388 break; 5389 case UMIDI_ST_SYSEX_1: 5390 sub->temp_1[2] = b; 5391 sub->state = UMIDI_ST_SYSEX_2; 5392 break; 5393 case UMIDI_ST_SYSEX_2: 5394 sub->temp_1[0] = p0 | 0x04; 5395 sub->temp_1[3] = b; 5396 sub->temp_cmd = sub->temp_1; 5397 sub->state = UMIDI_ST_SYSEX_0; 5398 return (1); 5399 default: 5400 break; 5401 } 5402 } 5403 return (0); 5404 } 5405 5406 static void 5407 umidi_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 5408 { 5409 struct umidi_chan *chan = usbd_xfer_softc(xfer); 5410 struct umidi_sub_chan *sub; 5411 struct usb_page_cache *pc; 5412 uint32_t actlen; 5413 uint16_t nframes; 5414 uint8_t buf; 5415 uint8_t start_cable; 5416 uint8_t tr_any; 5417 int len; 5418 5419 usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 5420 5421 /* 5422 * NOTE: Some MIDI devices only accept 4 bytes of data per 5423 * short terminated USB transfer. 5424 */ 5425 switch (USB_GET_STATE(xfer)) { 5426 case USB_ST_TRANSFERRED: 5427 DPRINTF("actlen=%d bytes\n", len); 5428 5429 case USB_ST_SETUP: 5430 tr_setup: 5431 DPRINTF("start\n"); 5432 5433 nframes = 0; /* reset */ 5434 start_cable = chan->curr_cable; 5435 tr_any = 0; 5436 pc = usbd_xfer_get_frame(xfer, 0); 5437 5438 while (1) { 5439 5440 /* round robin de-queueing */ 5441 5442 sub = &chan->sub[chan->curr_cable]; 5443 5444 if (sub->write_open) { 5445 usb_fifo_get_data_linear(sub->fifo.fp[USB_FIFO_TX], 5446 &buf, 1, &actlen, 0); 5447 } else { 5448 actlen = 0; 5449 } 5450 5451 if (actlen) { 5452 5453 tr_any = 1; 5454 5455 DPRINTF("byte=0x%02x from FIFO %u\n", buf, 5456 (unsigned int)chan->curr_cable); 5457 5458 if (umidi_convert_to_usb(sub, chan->curr_cable, buf)) { 5459 5460 DPRINTF("sub=0x%02x 0x%02x 0x%02x 0x%02x\n", 5461 sub->temp_cmd[0], sub->temp_cmd[1], 5462 sub->temp_cmd[2], sub->temp_cmd[3]); 5463 5464 usbd_copy_in(pc, nframes * 4, sub->temp_cmd, 4); 5465 5466 nframes++; 5467 5468 if ((nframes >= UMIDI_TX_FRAMES) || (chan->single_command != 0)) 5469 break; 5470 } else { 5471 continue; 5472 } 5473 } 5474 5475 chan->curr_cable++; 5476 if (chan->curr_cable >= chan->max_cable) 5477 chan->curr_cable = 0; 5478 5479 if (chan->curr_cable == start_cable) { 5480 if (tr_any == 0) 5481 break; 5482 tr_any = 0; 5483 } 5484 } 5485 5486 if (nframes != 0) { 5487 DPRINTF("Transferring %d frames\n", (int)nframes); 5488 usbd_xfer_set_frame_len(xfer, 0, 4 * nframes); 5489 usbd_transfer_submit(xfer); 5490 } 5491 break; 5492 5493 default: /* Error */ 5494 5495 DPRINTF("error=%s\n", usbd_errstr(error)); 5496 5497 if (error != USB_ERR_CANCELLED) { 5498 /* try to clear stall first */ 5499 usbd_xfer_set_stall(xfer); 5500 goto tr_setup; 5501 } 5502 break; 5503 } 5504 } 5505 5506 static struct umidi_sub_chan * 5507 umidi_sub_by_fifo(struct usb_fifo *fifo) 5508 { 5509 struct umidi_chan *chan = usb_fifo_softc(fifo); 5510 struct umidi_sub_chan *sub; 5511 uint32_t n; 5512 5513 for (n = 0; n < UMIDI_CABLES_MAX; n++) { 5514 sub = &chan->sub[n]; 5515 if ((sub->fifo.fp[USB_FIFO_RX] == fifo) || 5516 (sub->fifo.fp[USB_FIFO_TX] == fifo)) { 5517 return (sub); 5518 } 5519 } 5520 5521 panic("%s:%d cannot find usb_fifo!\n", 5522 __FILE__, __LINE__); 5523 5524 return (NULL); 5525 } 5526 5527 static void 5528 umidi_start_read(struct usb_fifo *fifo) 5529 { 5530 struct umidi_chan *chan = usb_fifo_softc(fifo); 5531 5532 usbd_transfer_start(chan->xfer[UMIDI_RX_TRANSFER]); 5533 } 5534 5535 static void 5536 umidi_stop_read(struct usb_fifo *fifo) 5537 { 5538 struct umidi_chan *chan = usb_fifo_softc(fifo); 5539 struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo); 5540 5541 DPRINTF("\n"); 5542 5543 sub->read_open = 0; 5544 5545 if (--(chan->read_open_refcount) == 0) { 5546 /* 5547 * XXX don't stop the read transfer here, hence that causes 5548 * problems with some MIDI adapters 5549 */ 5550 DPRINTF("(stopping read transfer)\n"); 5551 } 5552 } 5553 5554 static void 5555 umidi_start_write(struct usb_fifo *fifo) 5556 { 5557 struct umidi_chan *chan = usb_fifo_softc(fifo); 5558 5559 usbd_transfer_start(chan->xfer[UMIDI_TX_TRANSFER]); 5560 } 5561 5562 static void 5563 umidi_stop_write(struct usb_fifo *fifo) 5564 { 5565 struct umidi_chan *chan = usb_fifo_softc(fifo); 5566 struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo); 5567 5568 DPRINTF("\n"); 5569 5570 sub->write_open = 0; 5571 5572 if (--(chan->write_open_refcount) == 0) { 5573 DPRINTF("(stopping write transfer)\n"); 5574 usbd_transfer_stop(chan->xfer[UMIDI_TX_TRANSFER]); 5575 } 5576 } 5577 5578 static int 5579 umidi_open(struct usb_fifo *fifo, int fflags) 5580 { 5581 struct umidi_chan *chan = usb_fifo_softc(fifo); 5582 struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo); 5583 5584 if (fflags & FREAD) { 5585 if (usb_fifo_alloc_buffer(fifo, 4, (1024 / 4))) { 5586 return (ENOMEM); 5587 } 5588 mtx_lock(&chan->mtx); 5589 chan->read_open_refcount++; 5590 sub->read_open = 1; 5591 mtx_unlock(&chan->mtx); 5592 } 5593 if (fflags & FWRITE) { 5594 if (usb_fifo_alloc_buffer(fifo, 32, (1024 / 32))) { 5595 return (ENOMEM); 5596 } 5597 /* clear stall first */ 5598 mtx_lock(&chan->mtx); 5599 chan->write_open_refcount++; 5600 sub->write_open = 1; 5601 5602 /* reset */ 5603 sub->state = UMIDI_ST_UNKNOWN; 5604 mtx_unlock(&chan->mtx); 5605 } 5606 return (0); /* success */ 5607 } 5608 5609 static void 5610 umidi_close(struct usb_fifo *fifo, int fflags) 5611 { 5612 if (fflags & FREAD) { 5613 usb_fifo_free_buffer(fifo); 5614 } 5615 if (fflags & FWRITE) { 5616 usb_fifo_free_buffer(fifo); 5617 } 5618 } 5619 5620 5621 static int 5622 umidi_ioctl(struct usb_fifo *fifo, u_long cmd, void *data, 5623 int fflags) 5624 { 5625 return (ENODEV); 5626 } 5627 5628 static void 5629 umidi_init(device_t dev) 5630 { 5631 struct uaudio_softc *sc = device_get_softc(dev); 5632 struct umidi_chan *chan = &sc->sc_midi_chan; 5633 5634 mtx_init(&chan->mtx, "umidi lock", NULL, MTX_DEF | MTX_RECURSE); 5635 } 5636 5637 static struct usb_fifo_methods umidi_fifo_methods = { 5638 .f_start_read = &umidi_start_read, 5639 .f_start_write = &umidi_start_write, 5640 .f_stop_read = &umidi_stop_read, 5641 .f_stop_write = &umidi_stop_write, 5642 .f_open = &umidi_open, 5643 .f_close = &umidi_close, 5644 .f_ioctl = &umidi_ioctl, 5645 .basename[0] = "umidi", 5646 }; 5647 5648 static int 5649 umidi_probe(device_t dev) 5650 { 5651 struct uaudio_softc *sc = device_get_softc(dev); 5652 struct usb_attach_arg *uaa = device_get_ivars(dev); 5653 struct umidi_chan *chan = &sc->sc_midi_chan; 5654 struct umidi_sub_chan *sub; 5655 int unit = device_get_unit(dev); 5656 int error; 5657 uint32_t n; 5658 5659 if (usb_test_quirk(uaa, UQ_SINGLE_CMD_MIDI)) 5660 chan->single_command = 1; 5661 5662 if (usbd_set_alt_interface_index(sc->sc_udev, chan->iface_index, 5663 chan->iface_alt_index)) { 5664 DPRINTF("setting of alternate index failed!\n"); 5665 goto detach; 5666 } 5667 usbd_set_parent_iface(sc->sc_udev, chan->iface_index, 5668 sc->sc_mixer_iface_index); 5669 5670 error = usbd_transfer_setup(uaa->device, &chan->iface_index, 5671 chan->xfer, umidi_config, UMIDI_N_TRANSFER, 5672 chan, &chan->mtx); 5673 if (error) { 5674 DPRINTF("error=%s\n", usbd_errstr(error)); 5675 goto detach; 5676 } 5677 5678 /* 5679 * Some USB MIDI device makers couldn't resist using 5680 * wMaxPacketSize = 4 for RX and TX BULK endpoints, although 5681 * that size is an unsupported value for FULL speed BULK 5682 * endpoints. The same applies to some HIGH speed MIDI devices 5683 * which are using a wMaxPacketSize different from 512 bytes. 5684 * 5685 * Refer to section 5.8.3 in USB 2.0 PDF: Cite: "All Host 5686 * Controllers are required to have support for 8-, 16-, 32-, 5687 * and 64-byte maximum packet sizes for full-speed bulk 5688 * endpoints and 512 bytes for high-speed bulk endpoints." 5689 */ 5690 if (usbd_xfer_maxp_was_clamped(chan->xfer[UMIDI_TX_TRANSFER])) 5691 chan->single_command = 1; 5692 5693 if (chan->single_command != 0) 5694 device_printf(dev, "Single command MIDI quirk enabled\n"); 5695 5696 if ((chan->max_cable > UMIDI_CABLES_MAX) || 5697 (chan->max_cable == 0)) { 5698 chan->max_cable = UMIDI_CABLES_MAX; 5699 } 5700 5701 for (n = 0; n < chan->max_cable; n++) { 5702 5703 sub = &chan->sub[n]; 5704 5705 error = usb_fifo_attach(sc->sc_udev, chan, &chan->mtx, 5706 &umidi_fifo_methods, &sub->fifo, unit, n, 5707 chan->iface_index, 5708 UID_ROOT, GID_OPERATOR, 0644); 5709 if (error) { 5710 goto detach; 5711 } 5712 } 5713 5714 mtx_lock(&chan->mtx); 5715 5716 /* 5717 * NOTE: At least one device will not work properly unless the 5718 * BULK IN pipe is open all the time. This might have to do 5719 * about that the internal queues of the device overflow if we 5720 * don't read them regularly. 5721 */ 5722 usbd_transfer_start(chan->xfer[UMIDI_RX_TRANSFER]); 5723 5724 mtx_unlock(&chan->mtx); 5725 5726 return (0); /* success */ 5727 5728 detach: 5729 return (ENXIO); /* failure */ 5730 } 5731 5732 static int 5733 umidi_detach(device_t dev) 5734 { 5735 struct uaudio_softc *sc = device_get_softc(dev); 5736 struct umidi_chan *chan = &sc->sc_midi_chan; 5737 uint32_t n; 5738 5739 for (n = 0; n < UMIDI_CABLES_MAX; n++) { 5740 usb_fifo_detach(&chan->sub[n].fifo); 5741 } 5742 5743 mtx_lock(&chan->mtx); 5744 5745 usbd_transfer_stop(chan->xfer[UMIDI_RX_TRANSFER]); 5746 5747 mtx_unlock(&chan->mtx); 5748 5749 usbd_transfer_unsetup(chan->xfer, UMIDI_N_TRANSFER); 5750 5751 mtx_destroy(&chan->mtx); 5752 5753 return (0); 5754 } 5755 5756 static void 5757 uaudio_hid_rx_callback(struct usb_xfer *xfer, usb_error_t error) 5758 { 5759 struct uaudio_softc *sc = usbd_xfer_softc(xfer); 5760 const uint8_t *buffer = usbd_xfer_get_frame_buffer(xfer, 0); 5761 struct snd_mixer *m; 5762 uint8_t id; 5763 int actlen; 5764 5765 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 5766 5767 switch (USB_GET_STATE(xfer)) { 5768 case USB_ST_TRANSFERRED: 5769 DPRINTF("actlen=%d\n", actlen); 5770 5771 if (actlen != 0 && 5772 (sc->sc_hid.flags & UAUDIO_HID_HAS_ID)) { 5773 id = *buffer; 5774 buffer++; 5775 actlen--; 5776 } else { 5777 id = 0; 5778 } 5779 5780 m = sc->sc_mixer_dev; 5781 5782 if ((sc->sc_hid.flags & UAUDIO_HID_HAS_MUTE) && 5783 (sc->sc_hid.mute_id == id) && 5784 hid_get_data(buffer, actlen, 5785 &sc->sc_hid.mute_loc)) { 5786 5787 DPRINTF("Mute toggle\n"); 5788 5789 mixer_hwvol_mute_locked(m); 5790 } 5791 5792 if ((sc->sc_hid.flags & UAUDIO_HID_HAS_VOLUME_UP) && 5793 (sc->sc_hid.volume_up_id == id) && 5794 hid_get_data(buffer, actlen, 5795 &sc->sc_hid.volume_up_loc)) { 5796 5797 DPRINTF("Volume Up\n"); 5798 5799 mixer_hwvol_step_locked(m, 1, 1); 5800 } 5801 5802 if ((sc->sc_hid.flags & UAUDIO_HID_HAS_VOLUME_DOWN) && 5803 (sc->sc_hid.volume_down_id == id) && 5804 hid_get_data(buffer, actlen, 5805 &sc->sc_hid.volume_down_loc)) { 5806 5807 DPRINTF("Volume Down\n"); 5808 5809 mixer_hwvol_step_locked(m, -1, -1); 5810 } 5811 5812 case USB_ST_SETUP: 5813 tr_setup: 5814 /* check if we can put more data into the FIFO */ 5815 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 5816 usbd_transfer_submit(xfer); 5817 break; 5818 5819 default: /* Error */ 5820 5821 DPRINTF("error=%s\n", usbd_errstr(error)); 5822 5823 if (error != USB_ERR_CANCELLED) { 5824 /* try to clear stall first */ 5825 usbd_xfer_set_stall(xfer); 5826 goto tr_setup; 5827 } 5828 break; 5829 } 5830 } 5831 5832 static int 5833 uaudio_hid_probe(struct uaudio_softc *sc, 5834 struct usb_attach_arg *uaa) 5835 { 5836 void *d_ptr; 5837 uint32_t flags; 5838 uint16_t d_len; 5839 uint8_t id; 5840 int error; 5841 5842 if (!(sc->sc_hid.flags & UAUDIO_HID_VALID)) 5843 return (-1); 5844 5845 if (sc->sc_mixer_lock == NULL) 5846 return (-1); 5847 5848 /* Get HID descriptor */ 5849 error = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr, 5850 &d_len, M_TEMP, sc->sc_hid.iface_index); 5851 5852 if (error) { 5853 DPRINTF("error reading report description\n"); 5854 return (-1); 5855 } 5856 5857 /* check if there is an ID byte */ 5858 hid_report_size(d_ptr, d_len, hid_input, &id); 5859 5860 if (id != 0) 5861 sc->sc_hid.flags |= UAUDIO_HID_HAS_ID; 5862 5863 if (hid_locate(d_ptr, d_len, 5864 HID_USAGE2(HUP_CONSUMER, 0xE9 /* Volume Increment */), 5865 hid_input, 0, &sc->sc_hid.volume_up_loc, &flags, 5866 &sc->sc_hid.volume_up_id)) { 5867 if (flags & HIO_VARIABLE) 5868 sc->sc_hid.flags |= UAUDIO_HID_HAS_VOLUME_UP; 5869 DPRINTFN(1, "Found Volume Up key\n"); 5870 } 5871 5872 if (hid_locate(d_ptr, d_len, 5873 HID_USAGE2(HUP_CONSUMER, 0xEA /* Volume Decrement */), 5874 hid_input, 0, &sc->sc_hid.volume_down_loc, &flags, 5875 &sc->sc_hid.volume_down_id)) { 5876 if (flags & HIO_VARIABLE) 5877 sc->sc_hid.flags |= UAUDIO_HID_HAS_VOLUME_DOWN; 5878 DPRINTFN(1, "Found Volume Down key\n"); 5879 } 5880 5881 if (hid_locate(d_ptr, d_len, 5882 HID_USAGE2(HUP_CONSUMER, 0xE2 /* Mute */), 5883 hid_input, 0, &sc->sc_hid.mute_loc, &flags, 5884 &sc->sc_hid.mute_id)) { 5885 if (flags & HIO_VARIABLE) 5886 sc->sc_hid.flags |= UAUDIO_HID_HAS_MUTE; 5887 DPRINTFN(1, "Found Mute key\n"); 5888 } 5889 5890 free(d_ptr, M_TEMP); 5891 5892 if (!(sc->sc_hid.flags & (UAUDIO_HID_HAS_VOLUME_UP | 5893 UAUDIO_HID_HAS_VOLUME_DOWN | 5894 UAUDIO_HID_HAS_MUTE))) { 5895 DPRINTFN(1, "Did not find any volume related keys\n"); 5896 return (-1); 5897 } 5898 5899 /* prevent the uhid driver from attaching */ 5900 usbd_set_parent_iface(uaa->device, sc->sc_hid.iface_index, 5901 sc->sc_mixer_iface_index); 5902 5903 /* allocate USB transfers */ 5904 error = usbd_transfer_setup(uaa->device, &sc->sc_hid.iface_index, 5905 sc->sc_hid.xfer, uaudio_hid_config, UAUDIO_HID_N_TRANSFER, 5906 sc, sc->sc_mixer_lock); 5907 if (error) { 5908 DPRINTF("error=%s\n", usbd_errstr(error)); 5909 return (-1); 5910 } 5911 return (0); 5912 } 5913 5914 static void 5915 uaudio_hid_detach(struct uaudio_softc *sc) 5916 { 5917 usbd_transfer_unsetup(sc->sc_hid.xfer, UAUDIO_HID_N_TRANSFER); 5918 } 5919 5920 DRIVER_MODULE_ORDERED(uaudio, uhub, uaudio_driver, uaudio_devclass, NULL, 0, SI_ORDER_ANY); 5921 MODULE_DEPEND(uaudio, usb, 1, 1, 1); 5922 MODULE_DEPEND(uaudio, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); 5923 MODULE_VERSION(uaudio, 1); 5924