1 /* $NetBSD: uaudio.c,v 1.91 2004/11/05 17:46:14 kent Exp $ */
5 * SPDX-License-Identifier: BSD-2-Clause-NetBSD
7 * Copyright (c) 1999 The NetBSD Foundation, Inc.
10 * This code is derived from software contributed to The NetBSD Foundation
11 * by Lennart Augustsson (lennart@augustsson.net) at
12 * Carlstedt Research & Technology.
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
17 * 1. Redistributions of source code must retain the above copyright
18 * notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 * notice, this list of conditions and the following disclaimer in the
21 * documentation and/or other materials provided with the distribution.
23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
36 #include <sys/cdefs.h>
37 __FBSDID("$FreeBSD$");
40 * USB audio specs: http://www.usb.org/developers/devclass_docs/audio10.pdf
41 * http://www.usb.org/developers/devclass_docs/frmts10.pdf
42 * http://www.usb.org/developers/devclass_docs/termt10.pdf
47 * $NetBSD: uaudio.c,v 1.94 2005/01/15 15:19:53 kent Exp $
48 * $NetBSD: uaudio.c,v 1.95 2005/01/16 06:02:19 dsainty Exp $
49 * $NetBSD: uaudio.c,v 1.96 2005/01/16 12:46:00 kent Exp $
50 * $NetBSD: uaudio.c,v 1.97 2005/02/24 08:19:38 martin Exp $
53 #include <sys/stdint.h>
54 #include <sys/stddef.h>
55 #include <sys/param.h>
56 #include <sys/queue.h>
57 #include <sys/types.h>
58 #include <sys/systm.h>
59 #include <sys/kernel.h>
61 #include <sys/module.h>
63 #include <sys/mutex.h>
64 #include <sys/condvar.h>
65 #include <sys/sysctl.h>
67 #include <sys/unistd.h>
68 #include <sys/callout.h>
69 #include <sys/malloc.h>
73 #include <dev/usb/usb.h>
74 #include <dev/usb/usbdi.h>
75 #include <dev/usb/usbdi_util.h>
76 #include <dev/usb/usbhid.h>
77 #include <dev/usb/usb_request.h>
78 #include <dev/usb/usb_process.h>
80 #define USB_DEBUG_VAR uaudio_debug
81 #include <dev/usb/usb_debug.h>
83 #include <dev/usb/quirk/usb_quirk.h>
85 #include <sys/reboot.h> /* for bootverbose */
87 #ifdef HAVE_KERNEL_OPTION_HEADERS
91 #include <dev/sound/pcm/sound.h>
92 #include <dev/sound/usb/uaudioreg.h>
93 #include <dev/sound/usb/uaudio.h>
94 #include <dev/sound/chip.h>
95 #include "feeder_if.h"
97 static int uaudio_default_rate = 0; /* use rate list */
98 static int uaudio_default_bits = 32;
99 static int uaudio_default_channels = 0; /* use default */
100 static int uaudio_buffer_ms = 8;
103 static int uaudio_debug;
105 static SYSCTL_NODE(_hw_usb, OID_AUTO, uaudio, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
108 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, debug, CTLFLAG_RWTUN,
109 &uaudio_debug, 0, "uaudio debug level");
110 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_rate, CTLFLAG_RWTUN,
111 &uaudio_default_rate, 0, "uaudio default sample rate");
112 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_bits, CTLFLAG_RWTUN,
113 &uaudio_default_bits, 0, "uaudio default sample bits");
114 SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_channels, CTLFLAG_RWTUN,
115 &uaudio_default_channels, 0, "uaudio default sample channels");
118 uaudio_buffer_ms_sysctl(SYSCTL_HANDLER_ARGS)
122 val = uaudio_buffer_ms;
123 err = sysctl_handle_int(oidp, &val, 0, req);
125 if (err != 0 || req->newptr == NULL || val == uaudio_buffer_ms)
133 uaudio_buffer_ms = val;
137 SYSCTL_PROC(_hw_usb_uaudio, OID_AUTO, buffer_ms,
138 CTLTYPE_INT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, 0, sizeof(int),
139 uaudio_buffer_ms_sysctl, "I",
140 "uaudio buffering delay from 2ms to 8ms");
142 #define uaudio_debug 0
145 #define UAUDIO_NFRAMES 64 /* must be factor of 8 due HS-USB */
146 #define UAUDIO_NCHANBUFS 2 /* number of outstanding request */
147 #define UAUDIO_RECURSE_LIMIT 255 /* rounds */
148 #define UAUDIO_CHANNELS_MAX MIN(64, AFMT_CHANNEL_MAX)
149 #define UAUDIO_MATRIX_MAX 8 /* channels */
151 #define MAKE_WORD(h,l) (((h) << 8) | (l))
152 #define BIT_TEST(bm,bno) (((bm)[(bno) / 8] >> (7 - ((bno) % 8))) & 1)
153 #define UAUDIO_MAX_CHAN(x) (x)
154 #define MIX(sc) ((sc)->sc_mixer_node)
157 const struct usb_audio_streaming_interface_descriptor *v1;
158 const struct usb_audio20_streaming_interface_descriptor *v2;
162 const struct usb_audio_streaming_type1_descriptor *v1;
163 const struct usb_audio20_streaming_type1_descriptor *v2;
167 const struct usb_audio_streaming_endpoint_descriptor *v1;
168 const struct usb_audio20_streaming_endpoint_descriptor *v2;
171 struct uaudio_mixer_node {
176 #define MIX_MAX_CHAN 16
177 int32_t wValue[MIX_MAX_CHAN]; /* using nchan */
181 int wData[MIX_MAX_CHAN]; /* using nchan */
184 uint8_t update[(MIX_MAX_CHAN + 7) / 8];
188 #define MIX_SIGNED_16 2
189 #define MIX_UNSIGNED_16 3
190 #define MIX_SIGNED_8 4
191 #define MIX_SELECTOR 5
192 #define MIX_UNKNOWN 6
193 #define MIX_SIZE(n) ((((n) == MIX_SIGNED_16) || \
194 ((n) == MIX_UNSIGNED_16)) ? 2 : 1)
195 #define MIX_UNSIGNED(n) ((n) == MIX_UNSIGNED_16)
197 #define MAX_SELECTOR_INPUT_PIN 256
198 uint8_t slctrtype[MAX_SELECTOR_INPUT_PIN];
203 struct uaudio_mixer_node *next;
206 struct uaudio_configure_msg {
207 struct usb_proc_msg hdr;
208 struct uaudio_softc *sc;
211 #define CHAN_MAX_ALT 24
213 struct uaudio_chan_alt {
214 union uaudio_asf1d p_asf1d;
215 union uaudio_sed p_sed;
216 const usb_endpoint_descriptor_audio_t *p_ed1;
217 const struct uaudio_format *p_fmt;
218 const struct usb_config *usb_cfg;
219 uint32_t sample_rate; /* in Hz */
220 uint16_t sample_size;
222 uint8_t iface_alt_index;
227 struct pcmchan_caps pcm_cap; /* capabilities */
228 struct uaudio_chan_alt usb_alt[CHAN_MAX_ALT];
229 struct snd_dbuf *pcm_buf;
230 struct mtx *pcm_mtx; /* lock protecting this structure */
231 struct uaudio_softc *priv_sc;
232 struct pcm_channel *pcm_ch;
233 struct usb_xfer *xfer[UAUDIO_NCHANBUFS + 1];
235 uint8_t *buf; /* pointer to buffer */
236 uint8_t *start; /* upper layer buffer start */
237 uint8_t *end; /* upper layer buffer end */
238 uint8_t *cur; /* current position in upper layer
241 uint32_t intr_frames; /* in units */
242 uint32_t frames_per_second;
244 uint32_t sample_curr;
251 uint32_t pcm_format[2];
253 uint16_t bytes_per_frame[2];
255 uint32_t intr_counter;
261 #define CHAN_OP_NONE 0
262 #define CHAN_OP_START 1
263 #define CHAN_OP_STOP 2
264 #define CHAN_OP_DRAIN 3
269 #define UMIDI_EMB_JACK_MAX 16 /* units */
270 #define UMIDI_TX_FRAMES 256 /* units */
271 #define UMIDI_TX_BUFFER (UMIDI_TX_FRAMES * 4) /* bytes */
279 struct umidi_sub_chan {
280 struct usb_fifo_sc fifo;
285 #define UMIDI_ST_UNKNOWN 0 /* scan for command */
286 #define UMIDI_ST_1PARAM 1
287 #define UMIDI_ST_2PARAM_1 2
288 #define UMIDI_ST_2PARAM_2 3
289 #define UMIDI_ST_SYSEX_0 4
290 #define UMIDI_ST_SYSEX_1 5
291 #define UMIDI_ST_SYSEX_2 6
294 uint8_t write_open:1;
300 struct umidi_sub_chan sub[UMIDI_EMB_JACK_MAX];
303 struct usb_xfer *xfer[UMIDI_N_TRANSFER];
306 uint8_t iface_alt_index;
308 uint8_t read_open_refcount;
309 uint8_t write_open_refcount;
312 uint8_t max_emb_jack;
314 uint8_t single_command;
317 struct uaudio_search_result {
318 uint8_t bit_input[(256 + 7) / 8];
319 uint8_t bit_output[(256 + 7) / 8];
320 uint8_t recurse_level;
326 UAUDIO_HID_RX_TRANSFER,
327 UAUDIO_HID_N_TRANSFER,
331 struct usb_xfer *xfer[UAUDIO_HID_N_TRANSFER];
332 struct hid_location volume_up_loc;
333 struct hid_location volume_down_loc;
334 struct hid_location mute_loc;
336 #define UAUDIO_HID_VALID 0x0001
337 #define UAUDIO_HID_HAS_ID 0x0002
338 #define UAUDIO_HID_HAS_VOLUME_UP 0x0004
339 #define UAUDIO_HID_HAS_VOLUME_DOWN 0x0008
340 #define UAUDIO_HID_HAS_MUTE 0x0010
342 uint8_t volume_up_id;
343 uint8_t volume_down_id;
347 #define UAUDIO_SPDIF_OUT 0x01 /* Enable S/PDIF output */
348 #define UAUDIO_SPDIF_OUT_48K 0x02 /* Out sample rate = 48K */
349 #define UAUDIO_SPDIF_OUT_96K 0x04 /* Out sample rate = 96K */
350 #define UAUDIO_SPDIF_IN_MIX 0x10 /* Input mix enable */
352 #define UAUDIO_MAX_CHILD 2
354 struct uaudio_softc_child {
356 struct mtx *mixer_lock;
357 struct snd_mixer *mixer_dev;
360 uint32_t recsrc_info;
362 uint8_t pcm_registered:1;
363 uint8_t mixer_init:1;
366 struct uaudio_softc {
367 struct sbuf sc_sndstat;
368 struct sndcard_func sc_sndcard_func;
369 struct uaudio_chan sc_rec_chan[UAUDIO_MAX_CHILD];
370 struct uaudio_chan sc_play_chan[UAUDIO_MAX_CHILD];
371 struct umidi_chan sc_midi_chan;
372 struct uaudio_hid sc_hid;
373 struct uaudio_search_result sc_mixer_clocks;
374 struct uaudio_mixer_node sc_mixer_node;
375 struct uaudio_configure_msg sc_config_msg[2];
376 struct uaudio_softc_child sc_child[UAUDIO_MAX_CHILD];
378 struct usb_device *sc_udev;
379 struct usb_xfer *sc_mixer_xfer[1];
380 struct uaudio_mixer_node *sc_mixer_root;
381 struct uaudio_mixer_node *sc_mixer_curr;
382 int (*sc_set_spdif_fn) (struct uaudio_softc *, int);
384 uint16_t sc_audio_rev;
385 uint16_t sc_mixer_count;
387 uint8_t sc_mixer_iface_index;
388 uint8_t sc_mixer_iface_no;
389 uint8_t sc_mixer_chan;
390 uint8_t sc_sndstat_valid:1;
391 uint8_t sc_uq_audio_swap_lr:1;
392 uint8_t sc_uq_au_inp_async:1;
393 uint8_t sc_uq_au_no_xu:1;
394 uint8_t sc_uq_bad_adc:1;
395 uint8_t sc_uq_au_vendor_class:1;
396 uint8_t sc_pcm_bitperfect:1;
399 struct uaudio_terminal_node {
401 const struct usb_descriptor *desc;
402 const struct usb_audio_input_terminal *it_v1;
403 const struct usb_audio_output_terminal *ot_v1;
404 const struct usb_audio_mixer_unit_0 *mu_v1;
405 const struct usb_audio_selector_unit *su_v1;
406 const struct usb_audio_feature_unit *fu_v1;
407 const struct usb_audio_processing_unit_0 *pu_v1;
408 const struct usb_audio_extension_unit_0 *eu_v1;
409 const struct usb_audio20_clock_source_unit *csrc_v2;
410 const struct usb_audio20_clock_selector_unit_0 *csel_v2;
411 const struct usb_audio20_clock_multiplier_unit *cmul_v2;
412 const struct usb_audio20_input_terminal *it_v2;
413 const struct usb_audio20_output_terminal *ot_v2;
414 const struct usb_audio20_mixer_unit_0 *mu_v2;
415 const struct usb_audio20_selector_unit *su_v2;
416 const struct usb_audio20_feature_unit *fu_v2;
417 const struct usb_audio20_sample_rate_unit *ru_v2;
418 const struct usb_audio20_processing_unit_0 *pu_v2;
419 const struct usb_audio20_extension_unit_0 *eu_v2;
420 const struct usb_audio20_effect_unit *ef_v2;
422 struct uaudio_search_result usr;
423 struct uaudio_terminal_node *root;
426 struct uaudio_format {
429 uint32_t freebsd_fmt;
430 const char *description;
433 static const struct uaudio_format uaudio10_formats[] = {
435 {UA_FMT_PCM8, 8, AFMT_U8, "8-bit U-LE PCM"},
436 {UA_FMT_PCM8, 16, AFMT_U16_LE, "16-bit U-LE PCM"},
437 {UA_FMT_PCM8, 24, AFMT_U24_LE, "24-bit U-LE PCM"},
438 {UA_FMT_PCM8, 32, AFMT_U32_LE, "32-bit U-LE PCM"},
440 {UA_FMT_PCM, 8, AFMT_S8, "8-bit S-LE PCM"},
441 {UA_FMT_PCM, 16, AFMT_S16_LE, "16-bit S-LE PCM"},
442 {UA_FMT_PCM, 24, AFMT_S24_LE, "24-bit S-LE PCM"},
443 {UA_FMT_PCM, 32, AFMT_S32_LE, "32-bit S-LE PCM"},
445 {UA_FMT_ALAW, 8, AFMT_A_LAW, "8-bit A-Law"},
446 {UA_FMT_MULAW, 8, AFMT_MU_LAW, "8-bit mu-Law"},
451 static const struct uaudio_format uaudio20_formats[] = {
453 {UA20_FMT_PCM, 8, AFMT_S8, "8-bit S-LE PCM"},
454 {UA20_FMT_PCM, 16, AFMT_S16_LE, "16-bit S-LE PCM"},
455 {UA20_FMT_PCM, 24, AFMT_S24_LE, "24-bit S-LE PCM"},
456 {UA20_FMT_PCM, 32, AFMT_S32_LE, "32-bit S-LE PCM"},
458 {UA20_FMT_PCM8, 8, AFMT_U8, "8-bit U-LE PCM"},
459 {UA20_FMT_PCM8, 16, AFMT_U16_LE, "16-bit U-LE PCM"},
460 {UA20_FMT_PCM8, 24, AFMT_U24_LE, "24-bit U-LE PCM"},
461 {UA20_FMT_PCM8, 32, AFMT_U32_LE, "32-bit U-LE PCM"},
463 {UA20_FMT_ALAW, 8, AFMT_A_LAW, "8-bit A-Law"},
464 {UA20_FMT_MULAW, 8, AFMT_MU_LAW, "8-bit mu-Law"},
471 static device_probe_t uaudio_probe;
472 static device_attach_t uaudio_attach;
473 static device_detach_t uaudio_detach;
475 static usb_callback_t uaudio_chan_play_callback;
476 static usb_callback_t uaudio_chan_play_sync_callback;
477 static usb_callback_t uaudio_chan_record_callback;
478 static usb_callback_t uaudio_chan_record_sync_callback;
479 static usb_callback_t uaudio_mixer_write_cfg_callback;
480 static usb_callback_t umidi_bulk_read_callback;
481 static usb_callback_t umidi_bulk_write_callback;
482 static usb_callback_t uaudio_hid_rx_callback;
484 static usb_proc_callback_t uaudio_configure_msg;
486 /* ==== USB mixer ==== */
488 static int uaudio_mixer_sysctl_handler(SYSCTL_HANDLER_ARGS);
489 static void uaudio_mixer_ctl_free(struct uaudio_softc *);
490 static void uaudio_mixer_register_sysctl(struct uaudio_softc *, device_t, unsigned);
491 static void uaudio_mixer_reload_all(struct uaudio_softc *);
492 static void uaudio_mixer_controls_create_ftu(struct uaudio_softc *);
494 /* ==== USB audio v1.0 ==== */
496 static void uaudio_mixer_add_mixer(struct uaudio_softc *,
497 const struct uaudio_terminal_node *, int);
498 static void uaudio_mixer_add_selector(struct uaudio_softc *,
499 const struct uaudio_terminal_node *, int);
500 static uint32_t uaudio_mixer_feature_get_bmaControls(
501 const struct usb_audio_feature_unit *, uint8_t);
502 static void uaudio_mixer_add_feature(struct uaudio_softc *,
503 const struct uaudio_terminal_node *, int);
504 static void uaudio_mixer_add_processing_updown(struct uaudio_softc *,
505 const struct uaudio_terminal_node *, int);
506 static void uaudio_mixer_add_processing(struct uaudio_softc *,
507 const struct uaudio_terminal_node *, int);
508 static void uaudio_mixer_add_extension(struct uaudio_softc *,
509 const struct uaudio_terminal_node *, int);
510 static struct usb_audio_cluster uaudio_mixer_get_cluster(uint8_t,
511 const struct uaudio_terminal_node *);
512 static uint16_t uaudio_mixer_determine_class(const struct uaudio_terminal_node *);
513 static void uaudio_mixer_find_inputs_sub(struct uaudio_terminal_node *,
514 const uint8_t *, uint8_t, struct uaudio_search_result *);
515 static const void *uaudio_mixer_verify_desc(const void *, uint32_t);
516 static usb_error_t uaudio_set_speed(struct usb_device *, uint8_t, uint32_t);
517 static int uaudio_mixer_get(struct usb_device *, uint16_t, uint8_t,
518 struct uaudio_mixer_node *);
520 /* ==== USB audio v2.0 ==== */
522 static void uaudio20_mixer_add_mixer(struct uaudio_softc *,
523 const struct uaudio_terminal_node *, int);
524 static void uaudio20_mixer_add_selector(struct uaudio_softc *,
525 const struct uaudio_terminal_node *, int);
526 static void uaudio20_mixer_add_feature(struct uaudio_softc *,
527 const struct uaudio_terminal_node *, int);
528 static struct usb_audio20_cluster uaudio20_mixer_get_cluster(uint8_t,
529 const struct uaudio_terminal_node *);
530 static uint16_t uaudio20_mixer_determine_class(const struct uaudio_terminal_node *);
531 static void uaudio20_mixer_find_inputs_sub(struct uaudio_terminal_node *,
532 const uint8_t *, uint8_t, struct uaudio_search_result *);
533 static const void *uaudio20_mixer_verify_desc(const void *, uint32_t);
534 static usb_error_t uaudio20_set_speed(struct usb_device *, uint8_t,
537 /* USB audio v1.0 and v2.0 */
539 static void uaudio_chan_fill_info_sub(struct uaudio_softc *,
540 struct usb_device *, uint32_t, uint8_t, uint8_t);
541 static void uaudio_chan_fill_info(struct uaudio_softc *,
542 struct usb_device *);
543 static void uaudio_mixer_add_ctl_sub(struct uaudio_softc *,
544 struct uaudio_mixer_node *);
545 static void uaudio_mixer_add_ctl(struct uaudio_softc *,
546 struct uaudio_mixer_node *);
547 static void uaudio_mixer_fill_info(struct uaudio_softc *,
548 struct usb_device *, void *);
549 static int uaudio_mixer_signext(uint8_t, int);
550 static void uaudio_mixer_init(struct uaudio_softc *, unsigned);
551 static uint8_t umidi_convert_to_usb(struct umidi_sub_chan *, uint8_t, uint8_t);
552 static struct umidi_sub_chan *umidi_sub_by_fifo(struct usb_fifo *);
553 static void umidi_start_read(struct usb_fifo *);
554 static void umidi_stop_read(struct usb_fifo *);
555 static void umidi_start_write(struct usb_fifo *);
556 static void umidi_stop_write(struct usb_fifo *);
557 static int umidi_open(struct usb_fifo *, int);
558 static int umidi_ioctl(struct usb_fifo *, u_long cmd, void *, int);
559 static void umidi_close(struct usb_fifo *, int);
560 static void umidi_init(device_t dev);
561 static int umidi_probe(device_t dev);
562 static int umidi_detach(device_t dev);
563 static int uaudio_hid_probe(struct uaudio_softc *sc,
564 struct usb_attach_arg *uaa);
565 static void uaudio_hid_detach(struct uaudio_softc *sc);
568 static void uaudio_chan_dump_ep_desc(
569 const usb_endpoint_descriptor_audio_t *);
572 static const struct usb_config
573 uaudio_cfg_record[UAUDIO_NCHANBUFS + 1] = {
575 .type = UE_ISOCHRONOUS,
576 .endpoint = UE_ADDR_ANY,
577 .direction = UE_DIR_IN,
578 .bufsize = 0, /* use "wMaxPacketSize * frames" */
579 .frames = UAUDIO_NFRAMES,
580 .flags = {.short_xfer_ok = 1,},
581 .callback = &uaudio_chan_record_callback,
585 .type = UE_ISOCHRONOUS,
586 .endpoint = UE_ADDR_ANY,
587 .direction = UE_DIR_IN,
588 .bufsize = 0, /* use "wMaxPacketSize * frames" */
589 .frames = UAUDIO_NFRAMES,
590 .flags = {.short_xfer_ok = 1,},
591 .callback = &uaudio_chan_record_callback,
595 .type = UE_ISOCHRONOUS,
596 .endpoint = UE_ADDR_ANY,
597 .direction = UE_DIR_OUT,
598 .bufsize = 0, /* use "wMaxPacketSize * frames" */
600 .flags = {.no_pipe_ok = 1,.short_xfer_ok = 1,},
601 .callback = &uaudio_chan_record_sync_callback,
605 static const struct usb_config
606 uaudio_cfg_play[UAUDIO_NCHANBUFS + 1] = {
608 .type = UE_ISOCHRONOUS,
609 .endpoint = UE_ADDR_ANY,
610 .direction = UE_DIR_OUT,
611 .bufsize = 0, /* use "wMaxPacketSize * frames" */
612 .frames = UAUDIO_NFRAMES,
613 .flags = {.short_xfer_ok = 1,},
614 .callback = &uaudio_chan_play_callback,
618 .type = UE_ISOCHRONOUS,
619 .endpoint = UE_ADDR_ANY,
620 .direction = UE_DIR_OUT,
621 .bufsize = 0, /* use "wMaxPacketSize * frames" */
622 .frames = UAUDIO_NFRAMES,
623 .flags = {.short_xfer_ok = 1,},
624 .callback = &uaudio_chan_play_callback,
628 .type = UE_ISOCHRONOUS,
629 .endpoint = UE_ADDR_ANY,
630 .direction = UE_DIR_IN,
631 .bufsize = 0, /* use "wMaxPacketSize * frames" */
633 .flags = {.no_pipe_ok = 1,.short_xfer_ok = 1,},
634 .callback = &uaudio_chan_play_sync_callback,
638 static const struct usb_config
639 uaudio_mixer_config[1] = {
642 .endpoint = 0x00, /* Control pipe */
643 .direction = UE_DIR_ANY,
644 .bufsize = (sizeof(struct usb_device_request) + 4),
645 .callback = &uaudio_mixer_write_cfg_callback,
646 .timeout = 1000, /* 1 second */
651 uint8_t umidi_cmd_to_len[16] = {
652 [0x0] = 0, /* reserved */
653 [0x1] = 0, /* reserved */
654 [0x2] = 2, /* bytes */
655 [0x3] = 3, /* bytes */
656 [0x4] = 3, /* bytes */
657 [0x5] = 1, /* bytes */
658 [0x6] = 2, /* bytes */
659 [0x7] = 3, /* bytes */
660 [0x8] = 3, /* bytes */
661 [0x9] = 3, /* bytes */
662 [0xA] = 3, /* bytes */
663 [0xB] = 3, /* bytes */
664 [0xC] = 2, /* bytes */
665 [0xD] = 2, /* bytes */
666 [0xE] = 3, /* bytes */
667 [0xF] = 1, /* bytes */
670 static const struct usb_config
671 umidi_config[UMIDI_N_TRANSFER] = {
672 [UMIDI_TX_TRANSFER] = {
674 .endpoint = UE_ADDR_ANY,
675 .direction = UE_DIR_OUT,
676 .bufsize = UMIDI_TX_BUFFER,
677 .flags = {.no_pipe_ok = 1},
678 .callback = &umidi_bulk_write_callback,
681 [UMIDI_RX_TRANSFER] = {
683 .endpoint = UE_ADDR_ANY,
684 .direction = UE_DIR_IN,
685 .bufsize = 4, /* bytes */
686 .flags = {.short_xfer_ok = 1,.proxy_buffer = 1,.no_pipe_ok = 1},
687 .callback = &umidi_bulk_read_callback,
691 static const struct usb_config
692 uaudio_hid_config[UAUDIO_HID_N_TRANSFER] = {
693 [UAUDIO_HID_RX_TRANSFER] = {
694 .type = UE_INTERRUPT,
695 .endpoint = UE_ADDR_ANY,
696 .direction = UE_DIR_IN,
697 .bufsize = 0, /* use wMaxPacketSize */
698 .flags = {.short_xfer_ok = 1,},
699 .callback = &uaudio_hid_rx_callback,
703 static devclass_t uaudio_devclass;
705 static device_method_t uaudio_methods[] = {
706 DEVMETHOD(device_probe, uaudio_probe),
707 DEVMETHOD(device_attach, uaudio_attach),
708 DEVMETHOD(device_detach, uaudio_detach),
709 DEVMETHOD(device_suspend, bus_generic_suspend),
710 DEVMETHOD(device_resume, bus_generic_resume),
711 DEVMETHOD(device_shutdown, bus_generic_shutdown),
716 static driver_t uaudio_driver = {
718 .methods = uaudio_methods,
719 .size = sizeof(struct uaudio_softc),
722 /* The following table is derived from Linux's quirks-table.h */
723 static const STRUCT_USB_HOST_ID uaudio_vendor_midi[] = {
724 { USB_VPI(USB_VENDOR_YAMAHA, 0x1000, 0) }, /* UX256 */
725 { USB_VPI(USB_VENDOR_YAMAHA, 0x1001, 0) }, /* MU1000 */
726 { USB_VPI(USB_VENDOR_YAMAHA, 0x1002, 0) }, /* MU2000 */
727 { USB_VPI(USB_VENDOR_YAMAHA, 0x1003, 0) }, /* MU500 */
728 { USB_VPI(USB_VENDOR_YAMAHA, 0x1004, 3) }, /* UW500 */
729 { USB_VPI(USB_VENDOR_YAMAHA, 0x1005, 0) }, /* MOTIF6 */
730 { USB_VPI(USB_VENDOR_YAMAHA, 0x1006, 0) }, /* MOTIF7 */
731 { USB_VPI(USB_VENDOR_YAMAHA, 0x1007, 0) }, /* MOTIF8 */
732 { USB_VPI(USB_VENDOR_YAMAHA, 0x1008, 0) }, /* UX96 */
733 { USB_VPI(USB_VENDOR_YAMAHA, 0x1009, 0) }, /* UX16 */
734 { USB_VPI(USB_VENDOR_YAMAHA, 0x100a, 3) }, /* EOS BX */
735 { USB_VPI(USB_VENDOR_YAMAHA, 0x100c, 0) }, /* UC-MX */
736 { USB_VPI(USB_VENDOR_YAMAHA, 0x100d, 0) }, /* UC-KX */
737 { USB_VPI(USB_VENDOR_YAMAHA, 0x100e, 0) }, /* S08 */
738 { USB_VPI(USB_VENDOR_YAMAHA, 0x100f, 0) }, /* CLP-150 */
739 { USB_VPI(USB_VENDOR_YAMAHA, 0x1010, 0) }, /* CLP-170 */
740 { USB_VPI(USB_VENDOR_YAMAHA, 0x1011, 0) }, /* P-250 */
741 { USB_VPI(USB_VENDOR_YAMAHA, 0x1012, 0) }, /* TYROS */
742 { USB_VPI(USB_VENDOR_YAMAHA, 0x1013, 0) }, /* PF-500 */
743 { USB_VPI(USB_VENDOR_YAMAHA, 0x1014, 0) }, /* S90 */
744 { USB_VPI(USB_VENDOR_YAMAHA, 0x1015, 0) }, /* MOTIF-R */
745 { USB_VPI(USB_VENDOR_YAMAHA, 0x1016, 0) }, /* MDP-5 */
746 { USB_VPI(USB_VENDOR_YAMAHA, 0x1017, 0) }, /* CVP-204 */
747 { USB_VPI(USB_VENDOR_YAMAHA, 0x1018, 0) }, /* CVP-206 */
748 { USB_VPI(USB_VENDOR_YAMAHA, 0x1019, 0) }, /* CVP-208 */
749 { USB_VPI(USB_VENDOR_YAMAHA, 0x101a, 0) }, /* CVP-210 */
750 { USB_VPI(USB_VENDOR_YAMAHA, 0x101b, 0) }, /* PSR-1100 */
751 { USB_VPI(USB_VENDOR_YAMAHA, 0x101c, 0) }, /* PSR-2100 */
752 { USB_VPI(USB_VENDOR_YAMAHA, 0x101d, 0) }, /* CLP-175 */
753 { USB_VPI(USB_VENDOR_YAMAHA, 0x101e, 0) }, /* PSR-K1 */
754 { USB_VPI(USB_VENDOR_YAMAHA, 0x101f, 0) }, /* EZ-J24 */
755 { USB_VPI(USB_VENDOR_YAMAHA, 0x1020, 0) }, /* EZ-250i */
756 { USB_VPI(USB_VENDOR_YAMAHA, 0x1021, 0) }, /* MOTIF ES 6 */
757 { USB_VPI(USB_VENDOR_YAMAHA, 0x1022, 0) }, /* MOTIF ES 7 */
758 { USB_VPI(USB_VENDOR_YAMAHA, 0x1023, 0) }, /* MOTIF ES 8 */
759 { USB_VPI(USB_VENDOR_YAMAHA, 0x1024, 0) }, /* CVP-301 */
760 { USB_VPI(USB_VENDOR_YAMAHA, 0x1025, 0) }, /* CVP-303 */
761 { USB_VPI(USB_VENDOR_YAMAHA, 0x1026, 0) }, /* CVP-305 */
762 { USB_VPI(USB_VENDOR_YAMAHA, 0x1027, 0) }, /* CVP-307 */
763 { USB_VPI(USB_VENDOR_YAMAHA, 0x1028, 0) }, /* CVP-309 */
764 { USB_VPI(USB_VENDOR_YAMAHA, 0x1029, 0) }, /* CVP-309GP */
765 { USB_VPI(USB_VENDOR_YAMAHA, 0x102a, 0) }, /* PSR-1500 */
766 { USB_VPI(USB_VENDOR_YAMAHA, 0x102b, 0) }, /* PSR-3000 */
767 { USB_VPI(USB_VENDOR_YAMAHA, 0x102e, 0) }, /* ELS-01/01C */
768 { USB_VPI(USB_VENDOR_YAMAHA, 0x1030, 0) }, /* PSR-295/293 */
769 { USB_VPI(USB_VENDOR_YAMAHA, 0x1031, 0) }, /* DGX-205/203 */
770 { USB_VPI(USB_VENDOR_YAMAHA, 0x1032, 0) }, /* DGX-305 */
771 { USB_VPI(USB_VENDOR_YAMAHA, 0x1033, 0) }, /* DGX-505 */
772 { USB_VPI(USB_VENDOR_YAMAHA, 0x1034, 0) }, /* NULL */
773 { USB_VPI(USB_VENDOR_YAMAHA, 0x1035, 0) }, /* NULL */
774 { USB_VPI(USB_VENDOR_YAMAHA, 0x1036, 0) }, /* NULL */
775 { USB_VPI(USB_VENDOR_YAMAHA, 0x1037, 0) }, /* NULL */
776 { USB_VPI(USB_VENDOR_YAMAHA, 0x1038, 0) }, /* NULL */
777 { USB_VPI(USB_VENDOR_YAMAHA, 0x1039, 0) }, /* NULL */
778 { USB_VPI(USB_VENDOR_YAMAHA, 0x103a, 0) }, /* NULL */
779 { USB_VPI(USB_VENDOR_YAMAHA, 0x103b, 0) }, /* NULL */
780 { USB_VPI(USB_VENDOR_YAMAHA, 0x103c, 0) }, /* NULL */
781 { USB_VPI(USB_VENDOR_YAMAHA, 0x103d, 0) }, /* NULL */
782 { USB_VPI(USB_VENDOR_YAMAHA, 0x103e, 0) }, /* NULL */
783 { USB_VPI(USB_VENDOR_YAMAHA, 0x103f, 0) }, /* NULL */
784 { USB_VPI(USB_VENDOR_YAMAHA, 0x1040, 0) }, /* NULL */
785 { USB_VPI(USB_VENDOR_YAMAHA, 0x1041, 0) }, /* NULL */
786 { USB_VPI(USB_VENDOR_YAMAHA, 0x1042, 0) }, /* NULL */
787 { USB_VPI(USB_VENDOR_YAMAHA, 0x1043, 0) }, /* NULL */
788 { USB_VPI(USB_VENDOR_YAMAHA, 0x1044, 0) }, /* NULL */
789 { USB_VPI(USB_VENDOR_YAMAHA, 0x1045, 0) }, /* NULL */
790 { USB_VPI(USB_VENDOR_YAMAHA, 0x104e, 0) }, /* NULL */
791 { USB_VPI(USB_VENDOR_YAMAHA, 0x104f, 0) }, /* NULL */
792 { USB_VPI(USB_VENDOR_YAMAHA, 0x1050, 0) }, /* NULL */
793 { USB_VPI(USB_VENDOR_YAMAHA, 0x1051, 0) }, /* NULL */
794 { USB_VPI(USB_VENDOR_YAMAHA, 0x1052, 0) }, /* NULL */
795 { USB_VPI(USB_VENDOR_YAMAHA, 0x1053, 0) }, /* NULL */
796 { USB_VPI(USB_VENDOR_YAMAHA, 0x1054, 0) }, /* NULL */
797 { USB_VPI(USB_VENDOR_YAMAHA, 0x1055, 0) }, /* NULL */
798 { USB_VPI(USB_VENDOR_YAMAHA, 0x1056, 0) }, /* NULL */
799 { USB_VPI(USB_VENDOR_YAMAHA, 0x1057, 0) }, /* NULL */
800 { USB_VPI(USB_VENDOR_YAMAHA, 0x1058, 0) }, /* NULL */
801 { USB_VPI(USB_VENDOR_YAMAHA, 0x1059, 0) }, /* NULL */
802 { USB_VPI(USB_VENDOR_YAMAHA, 0x105a, 0) }, /* NULL */
803 { USB_VPI(USB_VENDOR_YAMAHA, 0x105b, 0) }, /* NULL */
804 { USB_VPI(USB_VENDOR_YAMAHA, 0x105c, 0) }, /* NULL */
805 { USB_VPI(USB_VENDOR_YAMAHA, 0x105d, 0) }, /* NULL */
806 { USB_VPI(USB_VENDOR_YAMAHA, 0x1503, 3) }, /* MOX6/MOX8 */
807 { USB_VPI(USB_VENDOR_YAMAHA, 0x2000, 0) }, /* DGP-7 */
808 { USB_VPI(USB_VENDOR_YAMAHA, 0x2001, 0) }, /* DGP-5 */
809 { USB_VPI(USB_VENDOR_YAMAHA, 0x2002, 0) }, /* NULL */
810 { USB_VPI(USB_VENDOR_YAMAHA, 0x2003, 0) }, /* NULL */
811 { USB_VPI(USB_VENDOR_YAMAHA, 0x5000, 0) }, /* CS1D */
812 { USB_VPI(USB_VENDOR_YAMAHA, 0x5001, 0) }, /* DSP1D */
813 { USB_VPI(USB_VENDOR_YAMAHA, 0x5002, 0) }, /* DME32 */
814 { USB_VPI(USB_VENDOR_YAMAHA, 0x5003, 0) }, /* DM2000 */
815 { USB_VPI(USB_VENDOR_YAMAHA, 0x5004, 0) }, /* 02R96 */
816 { USB_VPI(USB_VENDOR_YAMAHA, 0x5005, 0) }, /* ACU16-C */
817 { USB_VPI(USB_VENDOR_YAMAHA, 0x5006, 0) }, /* NHB32-C */
818 { USB_VPI(USB_VENDOR_YAMAHA, 0x5007, 0) }, /* DM1000 */
819 { USB_VPI(USB_VENDOR_YAMAHA, 0x5008, 0) }, /* 01V96 */
820 { USB_VPI(USB_VENDOR_YAMAHA, 0x5009, 0) }, /* SPX2000 */
821 { USB_VPI(USB_VENDOR_YAMAHA, 0x500a, 0) }, /* PM5D */
822 { USB_VPI(USB_VENDOR_YAMAHA, 0x500b, 0) }, /* DME64N */
823 { USB_VPI(USB_VENDOR_YAMAHA, 0x500c, 0) }, /* DME24N */
824 { USB_VPI(USB_VENDOR_YAMAHA, 0x500d, 0) }, /* NULL */
825 { USB_VPI(USB_VENDOR_YAMAHA, 0x500e, 0) }, /* NULL */
826 { USB_VPI(USB_VENDOR_YAMAHA, 0x500f, 0) }, /* NULL */
827 { USB_VPI(USB_VENDOR_YAMAHA, 0x7000, 0) }, /* DTX */
828 { USB_VPI(USB_VENDOR_YAMAHA, 0x7010, 0) }, /* UB99 */
831 static const STRUCT_USB_HOST_ID __used uaudio_devs[] = {
832 /* Generic USB audio class match */
833 {USB_IFACE_CLASS(UICLASS_AUDIO),
834 USB_IFACE_SUBCLASS(UISUBCLASS_AUDIOCONTROL),},
835 /* Generic USB MIDI class match */
836 {USB_IFACE_CLASS(UICLASS_AUDIO),
837 USB_IFACE_SUBCLASS(UISUBCLASS_MIDISTREAM),},
841 uaudio_get_child_index_by_dev(struct uaudio_softc *sc, device_t dev)
845 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
846 if (dev == sc->sc_child[i].pcm_device)
849 panic("uaudio_get_child_index_dev: Invalid device: %p\n", dev);
854 uaudio_get_child_index_by_chan(struct uaudio_softc *sc, struct uaudio_chan *ch)
858 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
859 if ((sc->sc_play_chan + i) == ch ||
860 (sc->sc_rec_chan + i) == ch)
863 panic("uaudio_get_child_index_by_chan: Invalid chan: %p\n", ch);
868 uaudio_probe(device_t dev)
870 struct usb_attach_arg *uaa = device_get_ivars(dev);
872 if (uaa->usb_mode != USB_MODE_HOST)
875 /* lookup non-standard device(s) */
877 if (usbd_lookup_id_by_uaa(uaudio_vendor_midi,
878 sizeof(uaudio_vendor_midi), uaa) == 0) {
879 return (BUS_PROBE_SPECIFIC);
882 if (uaa->info.bInterfaceClass != UICLASS_AUDIO) {
883 if (uaa->info.bInterfaceClass != UICLASS_VENDOR ||
884 usb_test_quirk(uaa, UQ_AU_VENDOR_CLASS) == 0)
888 /* check for AUDIO control interface */
890 if (uaa->info.bInterfaceSubClass == UISUBCLASS_AUDIOCONTROL) {
891 if (usb_test_quirk(uaa, UQ_BAD_AUDIO))
894 return (BUS_PROBE_GENERIC);
897 /* check for MIDI stream */
899 if (uaa->info.bInterfaceSubClass == UISUBCLASS_MIDISTREAM) {
900 if (usb_test_quirk(uaa, UQ_BAD_MIDI))
903 return (BUS_PROBE_GENERIC);
909 * Set Cmedia CM6206 S/PDIF settings
910 * Source: CM6206 Datasheet v2.3.
913 uaudio_set_spdif_cm6206(struct uaudio_softc *sc, int flags)
915 uint8_t cmd[2][4] = {
916 {0x20, 0x20, 0x00, 0},
917 {0x20, 0x30, 0x02, 1}
921 if (flags & UAUDIO_SPDIF_OUT)
926 if (flags & UAUDIO_SPDIF_OUT_96K)
927 cmd[0][1] = 0x60; /* 96K: 3'b110 */
929 if (flags & UAUDIO_SPDIF_IN_MIX)
930 cmd[1][1] = 0x03; /* SPDIFMIX */
932 for (i = 0; i < 2; i++) {
933 if (usbd_req_set_report(sc->sc_udev, NULL,
934 cmd[i], sizeof(cmd[0]),
935 sc->sc_mixer_iface_index, UHID_OUTPUT_REPORT, 0) != 0) {
943 uaudio_set_spdif_dummy(struct uaudio_softc *sc, int flags)
949 uaudio_attach(device_t dev)
951 struct usb_attach_arg *uaa = device_get_ivars(dev);
952 struct uaudio_softc *sc = device_get_softc(dev);
953 struct usb_interface_descriptor *id;
957 sc->sc_udev = uaa->device;
958 sc->sc_mixer_iface_index = uaa->info.bIfaceIndex;
959 sc->sc_mixer_iface_no = uaa->info.bIfaceNum;
960 sc->sc_config_msg[0].hdr.pm_callback = &uaudio_configure_msg;
961 sc->sc_config_msg[0].sc = sc;
962 sc->sc_config_msg[1].hdr.pm_callback = &uaudio_configure_msg;
963 sc->sc_config_msg[1].sc = sc;
965 if (usb_test_quirk(uaa, UQ_AUDIO_SWAP_LR))
966 sc->sc_uq_audio_swap_lr = 1;
968 if (usb_test_quirk(uaa, UQ_AU_INP_ASYNC))
969 sc->sc_uq_au_inp_async = 1;
971 if (usb_test_quirk(uaa, UQ_AU_NO_XU))
972 sc->sc_uq_au_no_xu = 1;
974 if (usb_test_quirk(uaa, UQ_BAD_ADC))
975 sc->sc_uq_bad_adc = 1;
977 if (usb_test_quirk(uaa, UQ_AU_VENDOR_CLASS))
978 sc->sc_uq_au_vendor_class = 1;
980 /* set S/PDIF function */
981 if (usb_test_quirk(uaa, UQ_AU_SET_SPDIF_CM6206))
982 sc->sc_set_spdif_fn = uaudio_set_spdif_cm6206;
984 sc->sc_set_spdif_fn = uaudio_set_spdif_dummy;
988 device_set_usb_desc(dev);
990 id = usbd_get_interface_descriptor(uaa->iface);
992 /* must fill mixer info before channel info */
993 uaudio_mixer_fill_info(sc, uaa->device, id);
995 /* fill channel info */
996 uaudio_chan_fill_info(sc, uaa->device);
998 DPRINTF("audio rev %d.%02x\n",
999 sc->sc_audio_rev >> 8,
1000 sc->sc_audio_rev & 0xff);
1002 if (sc->sc_mixer_count == 0) {
1003 if (uaa->info.idVendor == USB_VENDOR_MAUDIO &&
1004 (uaa->info.idProduct == USB_PRODUCT_MAUDIO_FASTTRACKULTRA ||
1005 uaa->info.idProduct == USB_PRODUCT_MAUDIO_FASTTRACKULTRA8R)) {
1006 DPRINTF("Generating mixer descriptors\n");
1007 uaudio_mixer_controls_create_ftu(sc);
1011 DPRINTF("%d mixer controls\n",
1012 sc->sc_mixer_count);
1014 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
1017 if (sc->sc_play_chan[i].num_alt <= 0)
1021 * Need to set a default alternate interface, else
1022 * some USB audio devices might go into an infinte
1023 * re-enumeration loop:
1025 err = usbd_set_alt_interface_index(sc->sc_udev,
1026 sc->sc_play_chan[i].usb_alt[0].iface_index,
1027 sc->sc_play_chan[i].usb_alt[0].iface_alt_index);
1029 DPRINTF("setting of alternate index failed: %s!\n",
1032 for (x = 0; x != sc->sc_play_chan[i].num_alt; x++) {
1033 device_printf(dev, "Play[%u]: %d Hz, %d ch, %s format, "
1034 "2x8ms buffer.\n", i,
1035 sc->sc_play_chan[i].usb_alt[x].sample_rate,
1036 sc->sc_play_chan[i].usb_alt[x].channels,
1037 sc->sc_play_chan[i].usb_alt[x].p_fmt->description);
1041 device_printf(dev, "No playback.\n");
1043 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
1046 if (sc->sc_rec_chan[i].num_alt <= 0)
1050 * Need to set a default alternate interface, else
1051 * some USB audio devices might go into an infinte
1052 * re-enumeration loop:
1054 err = usbd_set_alt_interface_index(sc->sc_udev,
1055 sc->sc_rec_chan[i].usb_alt[0].iface_index,
1056 sc->sc_rec_chan[i].usb_alt[0].iface_alt_index);
1058 DPRINTF("setting of alternate index failed: %s!\n",
1061 for (x = 0; x != sc->sc_rec_chan[i].num_alt; x++) {
1062 device_printf(dev, "Record[%u]: %d Hz, %d ch, %s format, "
1063 "2x8ms buffer.\n", i,
1064 sc->sc_rec_chan[i].usb_alt[x].sample_rate,
1065 sc->sc_rec_chan[i].usb_alt[x].channels,
1066 sc->sc_rec_chan[i].usb_alt[x].p_fmt->description);
1070 device_printf(dev, "No recording.\n");
1072 if (sc->sc_midi_chan.valid == 0) {
1073 if (usbd_lookup_id_by_uaa(uaudio_vendor_midi,
1074 sizeof(uaudio_vendor_midi), uaa) == 0) {
1075 sc->sc_midi_chan.iface_index =
1076 (uint8_t)uaa->driver_info;
1077 sc->sc_midi_chan.iface_alt_index = 0;
1078 sc->sc_midi_chan.valid = 1;
1082 if (sc->sc_midi_chan.valid) {
1084 if (umidi_probe(dev)) {
1087 device_printf(dev, "MIDI sequencer.\n");
1089 device_printf(dev, "No MIDI sequencer.\n");
1092 DPRINTF("doing child attach\n");
1094 /* attach the children */
1096 sc->sc_sndcard_func.func = SCF_PCM;
1099 * Only attach a PCM device if we have a playback, recording
1100 * or mixer device present:
1102 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
1103 if (sc->sc_play_chan[i].num_alt <= 0 &&
1104 sc->sc_rec_chan[i].num_alt <= 0 &&
1105 sc->sc_child[i].mix_info == 0)
1107 sc->sc_child[i].pcm_device =
1108 device_add_child(dev, "pcm", -1);
1110 if (sc->sc_child[i].pcm_device == NULL) {
1111 DPRINTF("out of memory\n");
1114 device_set_ivars(sc->sc_child[i].pcm_device,
1115 &sc->sc_sndcard_func);
1118 if (bus_generic_attach(dev)) {
1119 DPRINTF("child attach failed\n");
1123 if (uaudio_hid_probe(sc, uaa) == 0) {
1124 device_printf(dev, "HID volume keys found.\n");
1126 device_printf(dev, "No HID volume keys found.\n");
1129 /* reload all mixer settings */
1130 uaudio_mixer_reload_all(sc);
1132 /* enable S/PDIF output, if any */
1133 if (sc->sc_set_spdif_fn(sc,
1134 UAUDIO_SPDIF_OUT | UAUDIO_SPDIF_OUT_48K) != 0) {
1135 device_printf(dev, "Failed to enable S/PDIF at 48K\n");
1137 return (0); /* success */
1145 uaudio_pcm_setflags(device_t dev, uint32_t flags)
1147 pcm_setflags(dev, pcm_getflags(dev) | flags);
1151 uaudio_attach_sub(device_t dev, kobj_class_t mixer_class, kobj_class_t chan_class)
1153 struct uaudio_softc *sc = device_get_softc(device_get_parent(dev));
1154 unsigned i = uaudio_get_child_index_by_dev(sc, dev);
1155 char status[SND_STATUSLEN];
1157 uaudio_mixer_init(sc, i);
1159 if (sc->sc_uq_audio_swap_lr) {
1160 DPRINTF("hardware has swapped left and right\n");
1161 /* uaudio_pcm_setflags(dev, SD_F_PSWAPLR); */
1163 if (sc->sc_play_chan[i].num_alt > 0 &&
1164 (sc->sc_child[i].mix_info & SOUND_MASK_PCM) == 0) {
1166 DPRINTF("software controlled main volume\n");
1169 * Emulate missing pcm mixer controller
1170 * through FEEDER_VOLUME
1172 uaudio_pcm_setflags(dev, SD_F_SOFTPCMVOL);
1174 if (sc->sc_pcm_bitperfect) {
1175 DPRINTF("device needs bitperfect by default\n");
1176 uaudio_pcm_setflags(dev, SD_F_BITPERFECT);
1178 if (mixer_init(dev, mixer_class, sc))
1180 sc->sc_child[i].mixer_init = 1;
1182 mixer_hwvol_init(dev);
1184 snprintf(status, sizeof(status), "at ? %s", PCM_KLDSTRING(snd_uaudio));
1186 if (pcm_register(dev, sc,
1187 (sc->sc_play_chan[i].num_alt > 0) ? 1 : 0,
1188 (sc->sc_rec_chan[i].num_alt > 0) ? 1 : 0)) {
1192 uaudio_pcm_setflags(dev, SD_F_MPSAFE);
1193 sc->sc_child[i].pcm_registered = 1;
1195 if (sc->sc_play_chan[i].num_alt > 0) {
1196 sc->sc_play_chan[i].priv_sc = sc;
1197 pcm_addchan(dev, PCMDIR_PLAY, chan_class,
1198 &sc->sc_play_chan[i]);
1201 if (sc->sc_rec_chan[i].num_alt > 0) {
1202 sc->sc_rec_chan[i].priv_sc = sc;
1203 pcm_addchan(dev, PCMDIR_REC, chan_class,
1204 &sc->sc_rec_chan[i]);
1206 pcm_setstatus(dev, status);
1208 uaudio_mixer_register_sysctl(sc, dev, i);
1210 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
1211 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
1212 "feedback_rate", CTLFLAG_RD, &sc->sc_play_chan[i].feedback_rate,
1213 0, "Feedback sample rate in Hz");
1215 return (0); /* success */
1218 uaudio_detach_sub(dev);
1223 uaudio_detach_sub(device_t dev)
1225 struct uaudio_softc *sc = device_get_softc(device_get_parent(dev));
1226 unsigned i = uaudio_get_child_index_by_dev(sc, dev);
1230 if (sc->sc_child[i].pcm_registered) {
1231 error = pcm_unregister(dev);
1233 if (sc->sc_child[i].mixer_init)
1234 error = mixer_uninit(dev);
1238 device_printf(dev, "Waiting for sound application to exit!\n");
1239 usb_pause_mtx(NULL, 2 * hz);
1240 goto repeat; /* try again */
1242 return (0); /* success */
1246 uaudio_detach(device_t dev)
1248 struct uaudio_softc *sc = device_get_softc(dev);
1252 * Stop USB transfers early so that any audio applications
1253 * will time out and close opened /dev/dspX.Y device(s), if
1256 usb_proc_explore_lock(sc->sc_udev);
1257 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
1258 sc->sc_play_chan[i].operation = CHAN_OP_DRAIN;
1259 sc->sc_rec_chan[i].operation = CHAN_OP_DRAIN;
1261 usb_proc_explore_mwait(sc->sc_udev,
1262 &sc->sc_config_msg[0], &sc->sc_config_msg[1]);
1263 usb_proc_explore_unlock(sc->sc_udev);
1265 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
1266 usbd_transfer_unsetup(sc->sc_play_chan[i].xfer, UAUDIO_NCHANBUFS + 1);
1267 usbd_transfer_unsetup(sc->sc_rec_chan[i].xfer, UAUDIO_NCHANBUFS + 1);
1270 uaudio_hid_detach(sc);
1272 if (bus_generic_detach(dev) != 0) {
1273 DPRINTF("detach failed!\n");
1275 sbuf_delete(&sc->sc_sndstat);
1276 sc->sc_sndstat_valid = 0;
1280 /* free mixer data */
1282 uaudio_mixer_ctl_free(sc);
1284 /* disable S/PDIF output, if any */
1285 (void) sc->sc_set_spdif_fn(sc, 0);
1291 uaudio_get_buffer_size(struct uaudio_chan *ch, uint8_t alt)
1293 struct uaudio_chan_alt *chan_alt = &ch->usb_alt[alt];
1294 /* We use 2 times 8ms of buffer */
1295 uint32_t buf_size = chan_alt->sample_size *
1296 howmany(chan_alt->sample_rate * (UAUDIO_NFRAMES / 8), 1000);
1301 uaudio_configure_msg_sub(struct uaudio_softc *sc,
1302 struct uaudio_chan *chan, int dir)
1304 struct uaudio_chan_alt *chan_alt;
1313 if (chan->num_alt <= 0)
1318 usb_proc_explore_lock(sc->sc_udev);
1319 operation = chan->operation;
1320 chan->operation = CHAN_OP_NONE;
1321 usb_proc_explore_unlock(sc->sc_udev);
1323 mtx_lock(chan->pcm_mtx);
1324 if (chan->cur_alt != chan->set_alt)
1325 set_alt = chan->set_alt;
1327 set_alt = CHAN_MAX_ALT;
1328 mtx_unlock(chan->pcm_mtx);
1330 if (set_alt >= chan->num_alt)
1333 chan_alt = chan->usb_alt + set_alt;
1335 usbd_transfer_unsetup(chan->xfer, UAUDIO_NCHANBUFS + 1);
1337 err = usbd_set_alt_interface_index(sc->sc_udev,
1338 chan_alt->iface_index, chan_alt->iface_alt_index);
1340 DPRINTF("setting of alternate index failed: %s!\n",
1346 * Only set the sample rate if the channel reports that it
1347 * supports the frequency control.
1350 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
1352 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
1355 for (x = 0; x != 256; x++) {
1356 if (dir == PCMDIR_PLAY) {
1357 if (!(sc->sc_mixer_clocks.bit_output[x / 8] &
1362 if (!(sc->sc_mixer_clocks.bit_input[x / 8] &
1368 if (uaudio20_set_speed(sc->sc_udev,
1369 sc->sc_mixer_iface_no, x, chan_alt->sample_rate)) {
1371 * If the endpoint is adaptive setting
1372 * the speed may fail.
1374 DPRINTF("setting of sample rate failed! "
1375 "(continuing anyway)\n");
1378 } else if (chan_alt->p_sed.v1->bmAttributes & UA_SED_FREQ_CONTROL) {
1379 if (uaudio_set_speed(sc->sc_udev,
1380 chan_alt->p_ed1->bEndpointAddress, chan_alt->sample_rate)) {
1382 * If the endpoint is adaptive setting the
1385 DPRINTF("setting of sample rate failed! "
1386 "(continuing anyway)\n");
1389 if (usbd_transfer_setup(sc->sc_udev, &chan_alt->iface_index, chan->xfer,
1390 chan_alt->usb_cfg, UAUDIO_NCHANBUFS + 1, chan, chan->pcm_mtx)) {
1391 DPRINTF("could not allocate USB transfers!\n");
1395 fps = usbd_get_isoc_fps(sc->sc_udev);
1398 /* FULL speed USB */
1399 frames = uaudio_buffer_ms;
1401 /* HIGH speed USB */
1402 frames = uaudio_buffer_ms * 8;
1405 fps_shift = usbd_xfer_get_fps_shift(chan->xfer[0]);
1407 /* down shift number of frames per second, if any */
1409 frames >>= fps_shift;
1411 /* bytes per frame should not be zero */
1412 chan->bytes_per_frame[0] =
1413 ((chan_alt->sample_rate / fps) * chan_alt->sample_size);
1414 chan->bytes_per_frame[1] = howmany(chan_alt->sample_rate, fps) *
1415 chan_alt->sample_size;
1417 /* setup data rate dithering, if any */
1418 chan->frames_per_second = fps;
1419 chan->sample_rem = chan_alt->sample_rate % fps;
1420 chan->sample_curr = 0;
1422 /* compute required buffer size */
1423 buf_size = (chan->bytes_per_frame[1] * frames);
1425 if (buf_size > (chan->end - chan->start)) {
1426 DPRINTF("buffer size is too big\n");
1430 chan->intr_frames = frames;
1432 DPRINTF("fps=%d sample_rem=%d\n", (int)fps, (int)chan->sample_rem);
1434 if (chan->intr_frames == 0) {
1435 DPRINTF("frame shift is too high!\n");
1439 mtx_lock(chan->pcm_mtx);
1440 chan->cur_alt = set_alt;
1441 mtx_unlock(chan->pcm_mtx);
1444 #if (UAUDIO_NCHANBUFS != 2)
1445 #error "please update code"
1447 switch (operation) {
1449 mtx_lock(chan->pcm_mtx);
1450 usbd_transfer_start(chan->xfer[0]);
1451 usbd_transfer_start(chan->xfer[1]);
1452 mtx_unlock(chan->pcm_mtx);
1455 mtx_lock(chan->pcm_mtx);
1456 usbd_transfer_stop(chan->xfer[0]);
1457 usbd_transfer_stop(chan->xfer[1]);
1458 mtx_unlock(chan->pcm_mtx);
1466 usbd_transfer_unsetup(chan->xfer, UAUDIO_NCHANBUFS + 1);
1468 mtx_lock(chan->pcm_mtx);
1469 chan->cur_alt = CHAN_MAX_ALT;
1470 mtx_unlock(chan->pcm_mtx);
1474 uaudio_configure_msg(struct usb_proc_msg *pm)
1476 struct uaudio_softc *sc = ((struct uaudio_configure_msg *)pm)->sc;
1479 usb_proc_explore_unlock(sc->sc_udev);
1480 for (i = 0; i != UAUDIO_MAX_CHILD; i++) {
1481 uaudio_configure_msg_sub(sc, &sc->sc_play_chan[i], PCMDIR_PLAY);
1482 uaudio_configure_msg_sub(sc, &sc->sc_rec_chan[i], PCMDIR_REC);
1484 usb_proc_explore_lock(sc->sc_udev);
1487 /*========================================================================*
1488 * AS - Audio Stream - routines
1489 *========================================================================*/
1493 uaudio_chan_dump_ep_desc(const usb_endpoint_descriptor_audio_t *ed)
1496 DPRINTF("endpoint=%p bLength=%d bDescriptorType=%d \n"
1497 "bEndpointAddress=%d bmAttributes=0x%x \n"
1498 "wMaxPacketSize=%d bInterval=%d \n"
1499 "bRefresh=%d bSynchAddress=%d\n",
1500 ed, ed->bLength, ed->bDescriptorType,
1501 ed->bEndpointAddress, ed->bmAttributes,
1502 UGETW(ed->wMaxPacketSize), ed->bInterval,
1503 UEP_HAS_REFRESH(ed) ? ed->bRefresh : 0,
1504 UEP_HAS_SYNCADDR(ed) ? ed->bSynchAddress : 0);
1511 * The following is a workaround for broken no-name USB audio devices
1512 * sold by dealextreme called "3D sound". The problem is that the
1513 * manufacturer computed wMaxPacketSize is too small to hold the
1514 * actual data sent. In other words the device sometimes sends more
1515 * data than it actually reports it can send in a single isochronous
1519 uaudio_record_fix_fs(usb_endpoint_descriptor_audio_t *ep,
1520 uint32_t xps, uint32_t add)
1524 mps = UGETW(ep->wMaxPacketSize);
1527 * If the device indicates it can send more data than what the
1528 * sample rate indicates, we apply the workaround.
1532 /* allow additional data */
1535 /* check against the maximum USB 1.x length */
1539 /* check if we should do an update */
1541 /* simply update the wMaxPacketSize field */
1542 USETW(ep->wMaxPacketSize, xps);
1543 DPRINTF("Workaround: Updated wMaxPacketSize "
1544 "from %d to %d bytes.\n",
1545 (int)mps, (int)xps);
1551 uaudio20_check_rate(struct usb_device *udev, uint8_t iface_no,
1552 uint8_t clockid, uint32_t rate)
1554 struct usb_device_request req;
1556 #define UAUDIO20_MAX_RATES 32 /* we support at maxium 32 rates */
1557 uint8_t data[2 + UAUDIO20_MAX_RATES * 12];
1562 DPRINTFN(6, "ifaceno=%d clockid=%d rate=%u\n",
1563 iface_no, clockid, rate);
1565 req.bmRequestType = UT_READ_CLASS_INTERFACE;
1566 req.bRequest = UA20_CS_RANGE;
1567 USETW2(req.wValue, UA20_CS_SAM_FREQ_CONTROL, 0);
1568 USETW2(req.wIndex, clockid, iface_no);
1570 * Assume there is at least one rate to begin with, else some
1571 * devices might refuse to return the USB descriptor:
1573 USETW(req.wLength, (2 + 1 * 12));
1575 error = usbd_do_request_flags(udev, NULL, &req, data,
1576 USB_SHORT_XFER_OK, &actlen, USB_DEFAULT_TIMEOUT);
1578 if (error != 0 || actlen < 2) {
1580 * Likely the descriptor doesn't fit into the supplied
1581 * buffer. Try using a larger buffer and see if that
1584 rates = MIN(UAUDIO20_MAX_RATES, (255 - 2) / 12);
1585 error = USB_ERR_INVAL;
1587 rates = UGETW(data);
1589 if (rates > UAUDIO20_MAX_RATES) {
1590 DPRINTF("Too many rates truncating to %d\n", UAUDIO20_MAX_RATES);
1591 rates = UAUDIO20_MAX_RATES;
1592 error = USB_ERR_INVAL;
1593 } else if (rates > 1) {
1594 DPRINTF("Need to read full rate descriptor\n");
1595 error = USB_ERR_INVAL;
1601 * Try to read full rate descriptor.
1603 actlen = (2 + rates * 12);
1605 USETW(req.wLength, actlen);
1607 error = usbd_do_request_flags(udev, NULL, &req, data,
1608 USB_SHORT_XFER_OK, &actlen, USB_DEFAULT_TIMEOUT);
1610 if (error != 0 || actlen < 2)
1611 return (USB_ERR_INVAL);
1613 rates = UGETW(data);
1616 actlen = (actlen - 2) / 12;
1618 if (rates > actlen) {
1619 DPRINTF("Too many rates truncating to %d\n", actlen);
1623 for (x = 0; x != rates; x++) {
1624 uint32_t min = UGETDW(data + 2 + (12 * x));
1625 uint32_t max = UGETDW(data + 6 + (12 * x));
1626 uint32_t res = UGETDW(data + 10 + (12 * x));
1629 DPRINTF("Zero residue\n");
1634 DPRINTF("Swapped max and min\n");
1641 if (rate >= min && rate <= max &&
1642 (((rate - min) % res) == 0)) {
1646 return (USB_ERR_INVAL);
1649 static struct uaudio_chan *
1650 uaudio_get_chan(struct uaudio_softc *sc, struct uaudio_chan *chan,
1651 uint8_t iface_index)
1655 for (i = 0; i != UAUDIO_MAX_CHILD; i++, chan++) {
1656 if (chan->num_alt == 0) {
1657 chan->iface_index = iface_index;
1659 } else if (chan->iface_index == iface_index)
1666 uaudio_chan_fill_info_sub(struct uaudio_softc *sc, struct usb_device *udev,
1667 uint32_t rate, uint8_t channels, uint8_t bit_resolution)
1669 struct usb_descriptor *desc = NULL;
1670 union uaudio_asid asid = { NULL };
1671 union uaudio_asf1d asf1d = { NULL };
1672 union uaudio_sed sed = { NULL };
1673 struct usb_midi_streaming_endpoint_descriptor *msid = NULL;
1674 usb_endpoint_descriptor_audio_t *ed1 = NULL;
1675 const struct usb_audio_control_descriptor *acdp = NULL;
1676 struct usb_config_descriptor *cd = usbd_get_config_descriptor(udev);
1677 struct usb_interface_descriptor *id;
1678 const struct uaudio_format *p_fmt = NULL;
1679 struct uaudio_chan *chan;
1680 struct uaudio_chan_alt *chan_alt;
1682 uint16_t curidx = 0xFFFF;
1683 uint16_t lastidx = 0xFFFF;
1684 uint16_t alt_index = 0;
1685 uint16_t audio_rev = 0;
1689 uint8_t bBitResolution;
1690 uint8_t audio_if = 0;
1691 uint8_t midi_if = 0;
1692 uint8_t uma_if_class;
1694 while ((desc = usb_desc_foreach(cd, desc))) {
1696 if ((desc->bDescriptorType == UDESC_INTERFACE) &&
1697 (desc->bLength >= sizeof(*id))) {
1701 if (id->bInterfaceNumber != lastidx) {
1702 lastidx = id->bInterfaceNumber;
1710 if ((!(sc->sc_hid.flags & UAUDIO_HID_VALID)) &&
1711 (id->bInterfaceClass == UICLASS_HID) &&
1712 (id->bInterfaceSubClass == 0) &&
1713 (id->bInterfaceProtocol == 0) &&
1715 usbd_get_iface(udev, curidx) != NULL) {
1716 DPRINTF("Found HID interface at %d\n",
1718 sc->sc_hid.flags |= UAUDIO_HID_VALID;
1719 sc->sc_hid.iface_index = curidx;
1723 ((id->bInterfaceClass == UICLASS_AUDIO) ||
1724 ((id->bInterfaceClass == UICLASS_VENDOR) &&
1725 (sc->sc_uq_au_vendor_class != 0)));
1727 if ((uma_if_class != 0) &&
1728 (id->bInterfaceSubClass == UISUBCLASS_AUDIOSTREAM)) {
1734 if ((uma_if_class != 0) &&
1735 (id->bInterfaceSubClass == UISUBCLASS_MIDISTREAM)) {
1738 * XXX could allow multiple MIDI interfaces
1742 if ((sc->sc_midi_chan.valid == 0) &&
1743 (usbd_get_iface(udev, curidx) != NULL)) {
1744 sc->sc_midi_chan.iface_index = curidx;
1745 sc->sc_midi_chan.iface_alt_index = alt_index;
1746 sc->sc_midi_chan.valid = 1;
1757 * There can only be one USB audio instance
1758 * per USB device. Grab all USB audio
1759 * interfaces on this USB device so that we
1760 * don't attach USB audio twice:
1762 if (alt_index == 0 && curidx != sc->sc_mixer_iface_index &&
1763 (id->bInterfaceClass == UICLASS_AUDIO || audio_if != 0 ||
1765 usbd_set_parent_iface(sc->sc_udev, curidx,
1766 sc->sc_mixer_iface_index);
1770 if (audio_if == 0) {
1772 if ((acdp == NULL) &&
1773 (desc->bDescriptorType == UDESC_CS_INTERFACE) &&
1774 (desc->bDescriptorSubtype == UDESCSUB_AC_HEADER) &&
1775 (desc->bLength >= sizeof(*acdp))) {
1776 acdp = (void *)desc;
1777 audio_rev = UGETW(acdp->bcdADC);
1780 msid = (void *)desc;
1782 /* get the maximum number of embedded jacks in use, if any */
1783 if (msid->bLength >= sizeof(*msid) &&
1784 msid->bDescriptorType == UDESC_CS_ENDPOINT &&
1785 msid->bDescriptorSubtype == MS_GENERAL &&
1786 msid->bNumEmbMIDIJack > sc->sc_midi_chan.max_emb_jack) {
1787 sc->sc_midi_chan.max_emb_jack = msid->bNumEmbMIDIJack;
1791 * Don't collect any USB audio descriptors if
1792 * this is not an USB audio stream interface.
1797 if ((acdp != NULL || sc->sc_uq_au_vendor_class != 0) &&
1798 (desc->bDescriptorType == UDESC_CS_INTERFACE) &&
1799 (desc->bDescriptorSubtype == AS_GENERAL) &&
1800 (asid.v1 == NULL)) {
1801 if (audio_rev >= UAUDIO_VERSION_30) {
1803 } else if (audio_rev >= UAUDIO_VERSION_20) {
1804 if (desc->bLength >= sizeof(*asid.v2)) {
1805 asid.v2 = (void *)desc;
1808 if (desc->bLength >= sizeof(*asid.v1)) {
1809 asid.v1 = (void *)desc;
1813 if ((acdp != NULL || sc->sc_uq_au_vendor_class != 0) &&
1814 (desc->bDescriptorType == UDESC_CS_INTERFACE) &&
1815 (desc->bDescriptorSubtype == FORMAT_TYPE) &&
1816 (asf1d.v1 == NULL)) {
1817 if (audio_rev >= UAUDIO_VERSION_30) {
1819 } else if (audio_rev >= UAUDIO_VERSION_20) {
1820 if (desc->bLength >= sizeof(*asf1d.v2))
1821 asf1d.v2 = (void *)desc;
1823 if (desc->bLength >= sizeof(*asf1d.v1)) {
1824 asf1d.v1 = (void *)desc;
1826 if (asf1d.v1->bFormatType != FORMAT_TYPE_I) {
1827 DPRINTFN(11, "ignored bFormatType = %d\n",
1828 asf1d.v1->bFormatType);
1832 if (desc->bLength < (sizeof(*asf1d.v1) +
1833 ((asf1d.v1->bSamFreqType == 0) ? 6 :
1834 (asf1d.v1->bSamFreqType * 3)))) {
1835 DPRINTFN(11, "invalid descriptor, "
1843 if ((desc->bDescriptorType == UDESC_ENDPOINT) &&
1844 (desc->bLength >= UEP_MINSIZE) &&
1847 if (UE_GET_XFERTYPE(ed1->bmAttributes) != UE_ISOCHRONOUS) {
1852 if ((acdp != NULL || sc->sc_uq_au_vendor_class != 0) &&
1853 (desc->bDescriptorType == UDESC_CS_ENDPOINT) &&
1854 (desc->bDescriptorSubtype == AS_GENERAL) &&
1856 if (audio_rev >= UAUDIO_VERSION_30) {
1858 } else if (audio_rev >= UAUDIO_VERSION_20) {
1859 if (desc->bLength >= sizeof(*sed.v2))
1860 sed.v2 = (void *)desc;
1862 if (desc->bLength >= sizeof(*sed.v1))
1863 sed.v1 = (void *)desc;
1866 if (asid.v1 == NULL || asf1d.v1 == NULL ||
1867 ed1 == NULL || sed.v1 == NULL) {
1868 /* need more descriptors */
1872 ep_dir = UE_GET_DIR(ed1->bEndpointAddress);
1874 /* We ignore sync endpoint information until further. */
1876 if (audio_rev >= UAUDIO_VERSION_30) {
1878 } else if (audio_rev >= UAUDIO_VERSION_20) {
1882 dwFormat = UGETDW(asid.v2->bmFormats);
1883 bChannels = asid.v2->bNrChannels;
1884 bBitResolution = asf1d.v2->bSubslotSize * 8;
1886 if ((bChannels != channels) ||
1887 (bBitResolution != bit_resolution)) {
1888 DPRINTF("Wrong number of channels\n");
1892 for (p_fmt = uaudio20_formats;
1893 p_fmt->wFormat != 0; p_fmt++) {
1894 if ((p_fmt->wFormat & dwFormat) &&
1895 (p_fmt->bPrecision == bBitResolution))
1899 if (p_fmt->wFormat == 0) {
1900 DPRINTF("Unsupported audio format\n");
1904 for (x = 0; x != 256; x++) {
1905 if (ep_dir == UE_DIR_OUT) {
1906 if (!(sc->sc_mixer_clocks.bit_output[x / 8] &
1911 if (!(sc->sc_mixer_clocks.bit_input[x / 8] &
1917 DPRINTF("Checking clock ID=%d\n", x);
1919 if (uaudio20_check_rate(udev,
1920 sc->sc_mixer_iface_no, x, rate)) {
1921 DPRINTF("Unsupported sampling "
1922 "rate, id=%d\n", x);
1929 wFormat = UGETW(asid.v1->wFormatTag);
1930 bChannels = UAUDIO_MAX_CHAN(asf1d.v1->bNrChannels);
1931 bBitResolution = asf1d.v1->bSubFrameSize * 8;
1933 if (asf1d.v1->bSamFreqType == 0) {
1934 DPRINTFN(16, "Sample rate: %d-%dHz\n",
1935 UA_SAMP_LO(asf1d.v1),
1936 UA_SAMP_HI(asf1d.v1));
1938 if ((rate >= UA_SAMP_LO(asf1d.v1)) &&
1939 (rate <= UA_SAMP_HI(asf1d.v1)))
1943 for (x = 0; x < asf1d.v1->bSamFreqType; x++) {
1944 DPRINTFN(16, "Sample rate = %dHz\n",
1945 UA_GETSAMP(asf1d.v1, x));
1947 if (rate == UA_GETSAMP(asf1d.v1, x))
1954 for (p_fmt = uaudio10_formats;
1955 p_fmt->wFormat != 0; p_fmt++) {
1956 if ((p_fmt->wFormat == wFormat) &&
1957 (p_fmt->bPrecision == bBitResolution))
1960 if (p_fmt->wFormat == 0) {
1961 DPRINTF("Unsupported audio format\n");
1965 if ((bChannels != channels) ||
1966 (bBitResolution != bit_resolution)) {
1967 DPRINTF("Wrong number of channels\n");
1972 chan = uaudio_get_chan(sc, (ep_dir == UE_DIR_OUT) ? &sc->sc_play_chan[0] :
1973 &sc->sc_rec_chan[0], curidx);
1975 DPRINTF("More than %d sub devices. (skipped)\n", UAUDIO_MAX_CHILD);
1979 if (usbd_get_iface(udev, curidx) == NULL) {
1980 DPRINTF("Interface is not valid\n");
1983 if (chan->num_alt == CHAN_MAX_ALT) {
1984 DPRINTF("Too many alternate settings\n");
1988 chan->cur_alt = CHAN_MAX_ALT;
1990 chan_alt = &chan->usb_alt[chan->num_alt++];
1993 uaudio_chan_dump_ep_desc(ed1);
1995 DPRINTF("Sample rate = %dHz, channels = %d, "
1996 "bits = %d, format = %s, ep 0x%02x, chan %p\n", rate, channels,
1997 bit_resolution, p_fmt->description, ed1->bEndpointAddress, chan);
1999 chan_alt->sample_rate = rate;
2000 chan_alt->p_asf1d = asf1d;
2001 chan_alt->p_ed1 = ed1;
2002 chan_alt->p_fmt = p_fmt;
2003 chan_alt->p_sed = sed;
2004 chan_alt->iface_index = curidx;
2005 chan_alt->iface_alt_index = alt_index;
2007 if (ep_dir == UE_DIR_IN)
2008 chan_alt->usb_cfg = uaudio_cfg_record;
2010 chan_alt->usb_cfg = uaudio_cfg_play;
2012 chan_alt->sample_size = (UAUDIO_MAX_CHAN(channels) *
2013 p_fmt->bPrecision) / 8;
2014 chan_alt->channels = channels;
2016 if (ep_dir == UE_DIR_IN &&
2017 usbd_get_speed(udev) == USB_SPEED_FULL) {
2018 uaudio_record_fix_fs(ed1,
2019 chan_alt->sample_size * (rate / 1000),
2020 chan_alt->sample_size * (rate / 4000));
2023 /* setup play/record format */
2025 format = chan_alt->p_fmt->freebsd_fmt;
2027 /* get default SND_FORMAT() */
2028 format = SND_FORMAT(format, chan_alt->channels, 0);
2030 switch (chan_alt->channels) {
2034 /* mono and stereo */
2037 /* surround and more */
2038 temp_fmt = feeder_matrix_default_format(format);
2039 /* if multichannel, then format can be zero */
2045 /* check if format is not supported */
2047 DPRINTF("The selected audio format is not supported\n");
2051 if (chan->num_alt > 1) {
2052 /* we only accumulate one format at different sample rates */
2053 if (chan->pcm_format[0] != format) {
2054 DPRINTF("Multiple formats is not supported\n");
2058 /* ignore if duplicate sample rate entry */
2059 if (rate == chan->usb_alt[chan->num_alt - 2].sample_rate) {
2060 DPRINTF("Duplicate sample rate detected\n");
2065 chan->pcm_cap.fmtlist = chan->pcm_format;
2066 chan->pcm_cap.fmtlist[0] = format;
2068 /* check if device needs bitperfect */
2069 if (chan_alt->channels > UAUDIO_MATRIX_MAX)
2070 sc->sc_pcm_bitperfect = 1;
2072 if (rate < chan->pcm_cap.minspeed || chan->pcm_cap.minspeed == 0)
2073 chan->pcm_cap.minspeed = rate;
2074 if (rate > chan->pcm_cap.maxspeed || chan->pcm_cap.maxspeed == 0)
2075 chan->pcm_cap.maxspeed = rate;
2077 if (sc->sc_sndstat_valid != 0) {
2078 sbuf_printf(&sc->sc_sndstat, "\n\t"
2079 "mode %d.%d:(%s) %dch, %dbit, %s, %dHz",
2081 (ep_dir == UE_DIR_IN) ? "input" : "output",
2082 channels, p_fmt->bPrecision,
2083 p_fmt->description, rate);
2092 /* This structure defines all the supported rates. */
2094 static const uint32_t uaudio_rate_list[CHAN_MAX_ALT] = {
2119 uaudio_chan_fill_info(struct uaudio_softc *sc, struct usb_device *udev)
2121 uint32_t rate = uaudio_default_rate;
2123 uint8_t bits = uaudio_default_bits;
2125 uint8_t channels = uaudio_default_channels;
2129 if ((bits == 0) || (bits > 32)) {
2130 /* set a valid value */
2133 if (channels == 0) {
2134 switch (usbd_get_speed(udev)) {
2136 case USB_SPEED_FULL:
2138 * Due to high bandwidth usage and problems
2139 * with HIGH-speed split transactions we
2140 * disable surround setups on FULL-speed USB
2146 channels = UAUDIO_CHANNELS_MAX;
2149 } else if (channels > UAUDIO_CHANNELS_MAX)
2150 channels = UAUDIO_CHANNELS_MAX;
2152 if (sbuf_new(&sc->sc_sndstat, NULL, 4096, SBUF_AUTOEXTEND))
2153 sc->sc_sndstat_valid = 1;
2155 /* try to search for a valid config */
2157 for (x = channels; x; x--) {
2158 for (y = bits; y; y -= 8) {
2160 /* try user defined rate, if any */
2162 uaudio_chan_fill_info_sub(sc, udev, rate, x, y);
2164 /* try find a matching rate, if any */
2165 for (z = 0; uaudio_rate_list[z]; z++)
2166 uaudio_chan_fill_info_sub(sc, udev, uaudio_rate_list[z], x, y);
2169 if (sc->sc_sndstat_valid)
2170 sbuf_finish(&sc->sc_sndstat);
2174 uaudio_chan_play_sync_callback(struct usb_xfer *xfer, usb_error_t error)
2176 struct uaudio_chan *ch = usbd_xfer_softc(xfer);
2177 struct usb_page_cache *pc;
2178 uint64_t sample_rate;
2186 usbd_xfer_status(xfer, &actlen, NULL, NULL, &nframes);
2188 i = uaudio_get_child_index_by_chan(ch->priv_sc, ch);
2190 switch (USB_GET_STATE(xfer)) {
2191 case USB_ST_TRANSFERRED:
2193 DPRINTFN(6, "transferred %d bytes\n", actlen);
2197 len = usbd_xfer_frame_len(xfer, 0);
2200 if (len > sizeof(buf))
2203 memset(buf, 0, sizeof(buf));
2205 pc = usbd_xfer_get_frame(xfer, 0);
2206 usbd_copy_out(pc, 0, buf, len);
2210 DPRINTF("Value = 0x%08x\n", (int)temp);
2212 /* auto-detect SYNC format */
2217 /* check for no data */
2224 sample_rate = ch->usb_alt[ch->cur_alt].sample_rate;
2227 while (temp < (sample_rate - (sample_rate / 4)))
2230 while (temp > (sample_rate + (sample_rate / 2)))
2233 DPRINTF("Comparing %d Hz :: %d Hz\n",
2234 (int)temp, (int)sample_rate);
2237 * Use feedback value as fallback when there is no
2238 * recording channel:
2240 if (ch->priv_sc->sc_rec_chan[i].num_alt == 0) {
2241 int32_t jitter_max = howmany(sample_rate, 16000);
2244 * Range check the jitter values to avoid
2245 * bogus sample rate adjustments. The expected
2246 * deviation should not be more than 1Hz per
2247 * second. The USB v2.0 specification also
2248 * mandates this requirement. Refer to chapter
2249 * 5.12.4.2 about feedback.
2251 ch->jitter_curr = temp - sample_rate;
2252 if (ch->jitter_curr > jitter_max)
2253 ch->jitter_curr = jitter_max;
2254 else if (ch->jitter_curr < -jitter_max)
2255 ch->jitter_curr = -jitter_max;
2257 ch->feedback_rate = temp;
2262 * Check if the recording stream can be used as a
2263 * source of jitter information to save some
2264 * isochronous bandwidth:
2266 if (ch->priv_sc->sc_rec_chan[i].num_alt != 0 &&
2269 usbd_xfer_set_frames(xfer, 1);
2270 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_framelen(xfer));
2271 usbd_transfer_submit(xfer);
2274 default: /* Error */
2280 uaudio_chan_is_async(struct uaudio_chan *ch, uint8_t alt)
2282 uint8_t attr = ch->usb_alt[alt].p_ed1->bmAttributes;
2283 return (UE_GET_ISO_TYPE(attr) == UE_ISO_ASYNC);
2287 uaudio_chan_play_callback(struct usb_xfer *xfer, usb_error_t error)
2289 struct uaudio_chan *ch = usbd_xfer_softc(xfer);
2290 struct uaudio_chan *ch_rec;
2291 struct usb_page_cache *pc;
2294 uint32_t blockcount;
2302 if (ch->running == 0 || ch->start == ch->end) {
2303 DPRINTF("not running or no buffer!\n");
2307 i = uaudio_get_child_index_by_chan(ch->priv_sc, ch);
2309 /* check if there is a valid record channel */
2310 ch_rec = ch->priv_sc->sc_rec_chan + i;
2312 if (ch_rec->num_alt == 0)
2315 usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
2317 switch (USB_GET_STATE(xfer)) {
2320 if (ch_rec != NULL) {
2321 /* reset receive jitter counters */
2322 mtx_lock(ch_rec->pcm_mtx);
2323 ch_rec->jitter_curr = 0;
2324 ch_rec->jitter_rem = 0;
2325 mtx_unlock(ch_rec->pcm_mtx);
2328 /* reset transmit jitter counters */
2329 ch->jitter_curr = 0;
2333 case USB_ST_TRANSFERRED:
2334 if (actlen < sumlen) {
2335 DPRINTF("short transfer, "
2336 "%d of %d bytes\n", actlen, sumlen);
2338 chn_intr(ch->pcm_ch);
2341 * Check for asynchronous playback endpoint and that
2342 * the playback endpoint is properly configured:
2344 if (ch_rec != NULL &&
2345 uaudio_chan_is_async(ch, ch->cur_alt) != 0) {
2346 mtx_lock(ch_rec->pcm_mtx);
2347 if (ch_rec->cur_alt < ch_rec->num_alt) {
2351 /* translate receive jitter into transmit jitter */
2352 tx_jitter = ch->usb_alt[ch->cur_alt].sample_rate;
2353 tx_jitter = (tx_jitter * ch_rec->jitter_curr) +
2356 /* reset receive jitter counters */
2357 ch_rec->jitter_curr = 0;
2358 ch_rec->jitter_rem = 0;
2360 /* compute exact number of transmit jitter samples */
2361 rx_rate = ch_rec->usb_alt[ch_rec->cur_alt].sample_rate;
2362 ch->jitter_curr += tx_jitter / rx_rate;
2363 ch->jitter_rem = tx_jitter % rx_rate;
2365 mtx_unlock(ch_rec->pcm_mtx);
2368 /* start the SYNC transfer one time per second, if any */
2369 ch->intr_counter += ch->intr_frames;
2370 if (ch->intr_counter >= ch->frames_per_second) {
2371 ch->intr_counter -= ch->frames_per_second;
2372 usbd_transfer_start(ch->xfer[UAUDIO_NCHANBUFS]);
2375 mfl = usbd_xfer_max_framelen(xfer);
2377 if (ch->bytes_per_frame[1] > mfl) {
2378 DPRINTF("bytes per transfer, %d, "
2379 "exceeds maximum, %d!\n",
2380 ch->bytes_per_frame[1],
2385 blockcount = ch->intr_frames;
2387 /* setup number of frames */
2388 usbd_xfer_set_frames(xfer, blockcount);
2390 /* get sample size */
2391 sample_size = ch->usb_alt[ch->cur_alt].sample_size;
2393 /* reset total length */
2396 /* setup frame lengths */
2397 for (n = 0; n != blockcount; n++) {
2400 ch->sample_curr += ch->sample_rem;
2401 if (ch->sample_curr >= ch->frames_per_second) {
2402 ch->sample_curr -= ch->frames_per_second;
2403 frame_len = ch->bytes_per_frame[1];
2405 frame_len = ch->bytes_per_frame[0];
2408 /* handle free running clock case */
2409 if (ch->jitter_curr > 0 &&
2410 (frame_len + sample_size) <= mfl) {
2411 DPRINTFN(6, "sending one sample more\n");
2413 frame_len += sample_size;
2414 } else if (ch->jitter_curr < 0 &&
2415 frame_len >= sample_size) {
2416 DPRINTFN(6, "sending one sample less\n");
2418 frame_len -= sample_size;
2420 usbd_xfer_set_frame_len(xfer, n, frame_len);
2424 DPRINTFN(6, "transferring %d bytes\n", total);
2428 pc = usbd_xfer_get_frame(xfer, 0);
2431 n = (ch->end - ch->cur);
2435 usbd_copy_in(pc, offset, ch->cur, n);
2441 if (ch->cur >= ch->end)
2442 ch->cur = ch->start;
2444 usbd_transfer_submit(xfer);
2447 default: /* Error */
2448 if (error != USB_ERR_CANCELLED)
2455 uaudio_chan_record_sync_callback(struct usb_xfer *xfer, usb_error_t error)
2461 uaudio_chan_record_callback(struct usb_xfer *xfer, usb_error_t error)
2463 struct uaudio_chan *ch = usbd_xfer_softc(xfer);
2464 struct usb_page_cache *pc;
2475 if (ch->start == ch->end) {
2476 DPRINTF("no buffer!\n");
2480 usbd_xfer_status(xfer, &actlen, NULL, NULL, &nframes);
2481 mfl = usbd_xfer_max_framelen(xfer);
2483 switch (USB_GET_STATE(xfer)) {
2484 case USB_ST_TRANSFERRED:
2487 pc = usbd_xfer_get_frame(xfer, 0);
2489 /* try to compute the number of expected bytes */
2490 ch->sample_curr += (ch->sample_rem * ch->intr_frames);
2492 /* compute number of expected bytes */
2493 expected_bytes = (ch->intr_frames * ch->bytes_per_frame[0]) +
2494 ((ch->sample_curr / ch->frames_per_second) *
2495 (ch->bytes_per_frame[1] - ch->bytes_per_frame[0]));
2497 /* keep remainder */
2498 ch->sample_curr %= ch->frames_per_second;
2500 /* get current sample size */
2501 sample_size = ch->usb_alt[ch->cur_alt].sample_size;
2503 for (n = 0; n != nframes; n++) {
2504 uint32_t offset1 = offset0;
2506 len = usbd_xfer_frame_len(xfer, n);
2508 /* make sure we only receive complete samples */
2509 len = len - (len % sample_size);
2511 /* subtract bytes received from expected payload */
2512 expected_bytes -= len;
2514 /* don't receive data when not ready */
2515 if (ch->running == 0 || ch->cur_alt != ch->set_alt)
2518 /* fill ring buffer with samples, if any */
2521 m = (ch->end - ch->cur);
2526 usbd_copy_out(pc, offset1, ch->cur, m);
2532 if (ch->cur >= ch->end)
2533 ch->cur = ch->start;
2539 /* update current jitter */
2540 ch->jitter_curr -= (expected_bytes / sample_size);
2542 /* don't allow a huge amount of jitter to accumulate */
2543 nframes = 2 * ch->intr_frames;
2545 /* range check current jitter */
2546 if (ch->jitter_curr < -nframes)
2547 ch->jitter_curr = -nframes;
2548 else if (ch->jitter_curr > nframes)
2549 ch->jitter_curr = nframes;
2551 DPRINTFN(6, "transferred %d bytes, jitter %d samples\n",
2552 actlen, ch->jitter_curr);
2554 if (ch->running != 0)
2555 chn_intr(ch->pcm_ch);
2559 nframes = ch->intr_frames;
2561 usbd_xfer_set_frames(xfer, nframes);
2562 for (n = 0; n != nframes; n++)
2563 usbd_xfer_set_frame_len(xfer, n, mfl);
2565 usbd_transfer_submit(xfer);
2568 default: /* Error */
2569 if (error != USB_ERR_CANCELLED)
2576 uaudio_chan_init(struct uaudio_chan *ch, struct snd_dbuf *b,
2577 struct pcm_channel *c, int dir)
2582 /* store mutex and PCM channel */
2585 ch->pcm_mtx = c->lock;
2587 /* compute worst case buffer */
2590 for (x = 0; x != ch->num_alt; x++) {
2591 uint32_t temp = uaudio_get_buffer_size(ch, x);
2592 if (temp > buf_size)
2596 /* allow double buffering */
2599 DPRINTF("Worst case buffer is %d bytes\n", (int)buf_size);
2601 ch->buf = malloc(buf_size, M_DEVBUF, M_WAITOK | M_ZERO);
2602 if (ch->buf == NULL)
2604 if (sndbuf_setup(b, ch->buf, buf_size) != 0)
2607 ch->start = ch->buf;
2608 ch->end = ch->buf + buf_size;
2611 ch->max_buf = buf_size;
2613 if (ch->pcm_mtx == NULL) {
2614 DPRINTF("ERROR: PCM channels does not have a mutex!\n");
2620 uaudio_chan_free(ch);
2625 uaudio_chan_free(struct uaudio_chan *ch)
2627 if (ch->buf != NULL) {
2628 free(ch->buf, M_DEVBUF);
2631 usbd_transfer_unsetup(ch->xfer, UAUDIO_NCHANBUFS + 1);
2639 uaudio_chan_set_param_blocksize(struct uaudio_chan *ch, uint32_t blocksize)
2641 uint32_t temp = 2 * uaudio_get_buffer_size(ch, ch->set_alt);
2642 sndbuf_setup(ch->pcm_buf, ch->buf, temp);
2647 uaudio_chan_set_param_fragments(struct uaudio_chan *ch, uint32_t blocksize,
2648 uint32_t blockcount)
2654 uaudio_chan_set_param_speed(struct uaudio_chan *ch, uint32_t speed)
2656 struct uaudio_softc *sc;
2661 for (x = 0; x < ch->num_alt; x++) {
2662 if (ch->usb_alt[x].sample_rate < speed) {
2663 /* sample rate is too low */
2671 usb_proc_explore_lock(sc->sc_udev);
2673 usb_proc_explore_unlock(sc->sc_udev);
2675 DPRINTF("Selecting alt %d\n", (int)x);
2677 return (ch->usb_alt[x].sample_rate);
2681 uaudio_chan_getptr(struct uaudio_chan *ch)
2683 return (ch->cur - ch->start);
2686 struct pcmchan_caps *
2687 uaudio_chan_getcaps(struct uaudio_chan *ch)
2689 return (&ch->pcm_cap);
2692 static struct pcmchan_matrix uaudio_chan_matrix_swap_2_0 = {
2693 .id = SND_CHN_MATRIX_DRV,
2699 .type = SND_CHN_T_FR,
2701 SND_CHN_T_MASK_FR | SND_CHN_T_MASK_FC |
2702 SND_CHN_T_MASK_LF | SND_CHN_T_MASK_BR |
2703 SND_CHN_T_MASK_BC | SND_CHN_T_MASK_SR
2707 .type = SND_CHN_T_FL,
2709 SND_CHN_T_MASK_FL | SND_CHN_T_MASK_FC |
2710 SND_CHN_T_MASK_LF | SND_CHN_T_MASK_BL |
2711 SND_CHN_T_MASK_BC | SND_CHN_T_MASK_SL
2714 .type = SND_CHN_T_MAX,
2718 .mask = SND_CHN_T_MASK_FR | SND_CHN_T_MASK_FL,
2719 .offset = { 1, 0, -1, -1, -1, -1, -1, -1, -1,
2720 -1, -1, -1, -1, -1, -1, -1, -1, -1 }
2723 struct pcmchan_matrix *
2724 uaudio_chan_getmatrix(struct uaudio_chan *ch, uint32_t format)
2726 struct uaudio_softc *sc;
2730 if (sc != NULL && sc->sc_uq_audio_swap_lr != 0 &&
2731 AFMT_CHANNEL(format) == 2)
2732 return (&uaudio_chan_matrix_swap_2_0);
2734 return (feeder_matrix_format_map(format));
2738 uaudio_chan_set_param_format(struct uaudio_chan *ch, uint32_t format)
2740 DPRINTF("Selecting format 0x%08x\n", (unsigned int)format);
2745 uaudio_chan_start_sub(struct uaudio_chan *ch)
2747 struct uaudio_softc *sc = ch->priv_sc;
2750 if (ch->operation != CHAN_OP_DRAIN) {
2751 if (ch->cur_alt == ch->set_alt &&
2752 ch->operation == CHAN_OP_NONE &&
2753 mtx_owned(ch->pcm_mtx) != 0) {
2754 /* save doing the explore task */
2757 ch->operation = CHAN_OP_START;
2758 (void)usb_proc_explore_msignal(sc->sc_udev,
2759 &sc->sc_config_msg[0], &sc->sc_config_msg[1]);
2763 usbd_transfer_start(ch->xfer[0]);
2764 usbd_transfer_start(ch->xfer[1]);
2769 uaudio_chan_need_both(struct uaudio_chan *pchan, struct uaudio_chan *rchan)
2771 return (pchan->num_alt > 0 &&
2772 pchan->running != 0 &&
2773 uaudio_chan_is_async(pchan, pchan->set_alt) != 0 &&
2774 rchan->num_alt > 0 &&
2775 rchan->running == 0);
2779 uaudio_chan_need_none(struct uaudio_chan *pchan, struct uaudio_chan *rchan)
2781 return (pchan->num_alt > 0 &&
2782 pchan->running == 0 &&
2783 rchan->num_alt > 0 &&
2784 rchan->running == 0);
2788 uaudio_chan_start(struct uaudio_chan *ch)
2790 struct uaudio_softc *sc = ch->priv_sc;
2791 unsigned i = uaudio_get_child_index_by_chan(sc, ch);
2793 /* make operation atomic */
2794 usb_proc_explore_lock(sc->sc_udev);
2796 /* check if not running */
2797 if (ch->running == 0) {
2800 /* get current buffer size */
2801 temp = 2 * uaudio_get_buffer_size(ch, ch->set_alt);
2803 /* set running flag */
2806 /* ensure the hardware buffer is reset */
2807 ch->start = ch->buf;
2808 ch->end = ch->buf + temp;
2811 if (uaudio_chan_need_both(
2812 &sc->sc_play_chan[i],
2813 &sc->sc_rec_chan[i])) {
2815 * Start both endpoints because of need for
2816 * jitter information:
2818 uaudio_chan_start_sub(&sc->sc_rec_chan[i]);
2819 uaudio_chan_start_sub(&sc->sc_play_chan[i]);
2821 uaudio_chan_start_sub(ch);
2825 /* exit atomic operation */
2826 usb_proc_explore_unlock(sc->sc_udev);
2830 uaudio_chan_stop_sub(struct uaudio_chan *ch)
2832 struct uaudio_softc *sc = ch->priv_sc;
2835 if (ch->operation != CHAN_OP_DRAIN) {
2836 if (ch->cur_alt == ch->set_alt &&
2837 ch->operation == CHAN_OP_NONE &&
2838 mtx_owned(ch->pcm_mtx) != 0) {
2839 /* save doing the explore task */
2842 ch->operation = CHAN_OP_STOP;
2843 (void)usb_proc_explore_msignal(sc->sc_udev,
2844 &sc->sc_config_msg[0], &sc->sc_config_msg[1]);
2848 usbd_transfer_stop(ch->xfer[0]);
2849 usbd_transfer_stop(ch->xfer[1]);
2854 uaudio_chan_stop(struct uaudio_chan *ch)
2856 struct uaudio_softc *sc = ch->priv_sc;
2857 unsigned i = uaudio_get_child_index_by_chan(sc, ch);
2859 /* make operation atomic */
2860 usb_proc_explore_lock(sc->sc_udev);
2862 /* check if running */
2863 if (ch->running != 0) {
2864 /* clear running flag */
2867 if (uaudio_chan_need_both(
2868 &sc->sc_play_chan[i],
2869 &sc->sc_rec_chan[i])) {
2871 * Leave the endpoints running because we need
2872 * information about jitter!
2874 } else if (uaudio_chan_need_none(
2875 &sc->sc_play_chan[i],
2876 &sc->sc_rec_chan[i])) {
2878 * Stop both endpoints in case the one was used for
2879 * jitter information:
2881 uaudio_chan_stop_sub(&sc->sc_rec_chan[i]);
2882 uaudio_chan_stop_sub(&sc->sc_play_chan[i]);
2884 uaudio_chan_stop_sub(ch);
2888 /* exit atomic operation */
2889 usb_proc_explore_unlock(sc->sc_udev);
2892 /*========================================================================*
2893 * AC - Audio Controller - routines
2894 *========================================================================*/
2897 uaudio_mixer_sysctl_handler(SYSCTL_HANDLER_ARGS)
2899 struct uaudio_softc *sc;
2900 struct uaudio_mixer_node *pmc;
2906 sc = (struct uaudio_softc *)oidp->oid_arg1;
2907 hint = oidp->oid_arg2;
2909 if (sc->sc_child[0].mixer_lock == NULL)
2912 /* lookup mixer node */
2914 mtx_lock(sc->sc_child[0].mixer_lock);
2915 for (pmc = sc->sc_mixer_root; pmc != NULL; pmc = pmc->next) {
2916 for (chan = 0; chan != (int)pmc->nchan; chan++) {
2917 if (pmc->wValue[chan] != -1 &&
2918 pmc->wValue[chan] == hint) {
2919 temp = pmc->wData[chan];
2925 mtx_unlock(sc->sc_child[0].mixer_lock);
2927 error = sysctl_handle_int(oidp, &temp, 0, req);
2928 if (error != 0 || req->newptr == NULL)
2931 /* update mixer value */
2933 mtx_lock(sc->sc_child[0].mixer_lock);
2935 temp >= pmc->minval &&
2936 temp <= pmc->maxval) {
2938 pmc->wData[chan] = temp;
2939 pmc->update[(chan / 8)] |= (1 << (chan % 8));
2941 /* start the transfer, if not already started */
2942 usbd_transfer_start(sc->sc_mixer_xfer[0]);
2944 mtx_unlock(sc->sc_child[0].mixer_lock);
2950 uaudio_mixer_ctl_free(struct uaudio_softc *sc)
2952 struct uaudio_mixer_node *p_mc;
2954 while ((p_mc = sc->sc_mixer_root) != NULL) {
2955 sc->sc_mixer_root = p_mc->next;
2956 free(p_mc, M_USBDEV);
2961 uaudio_mixer_register_sysctl(struct uaudio_softc *sc, device_t dev,
2964 struct uaudio_mixer_node *pmc;
2965 struct sysctl_oid *mixer_tree;
2966 struct sysctl_oid *control_tree;
2974 mixer_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),
2975 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "mixer",
2976 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "");
2978 if (mixer_tree == NULL)
2981 for (n = 0, pmc = sc->sc_mixer_root; pmc != NULL;
2982 pmc = pmc->next, n++) {
2984 for (chan = 0; chan < pmc->nchan; chan++) {
2986 if (pmc->nchan > 1) {
2987 snprintf(buf, sizeof(buf), "%s_%d_%d",
2988 pmc->name, n, chan);
2990 snprintf(buf, sizeof(buf), "%s_%d",
2994 control_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),
2995 SYSCTL_CHILDREN(mixer_tree), OID_AUTO, buf,
2996 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL,
2997 "Mixer control nodes");
2999 if (control_tree == NULL)
3002 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
3003 SYSCTL_CHILDREN(control_tree),
3005 CTLTYPE_INT | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
3006 sc, pmc->wValue[chan],
3007 uaudio_mixer_sysctl_handler, "I", "Current value");
3009 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
3010 SYSCTL_CHILDREN(control_tree),
3011 OID_AUTO, "min", CTLFLAG_RD, 0, pmc->minval,
3014 SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
3015 SYSCTL_CHILDREN(control_tree),
3016 OID_AUTO, "max", CTLFLAG_RD, 0, pmc->maxval,
3019 SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
3020 SYSCTL_CHILDREN(control_tree),
3021 OID_AUTO, "desc", CTLFLAG_RD, pmc->desc, 0,
3027 /* M-Audio FastTrack Ultra Mixer Description */
3028 /* Origin: Linux USB Audio driver */
3030 uaudio_mixer_controls_create_ftu(struct uaudio_softc *sc)
3035 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3036 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
3037 MIX(sc).wValue[0] = MAKE_WORD(8, 0);
3038 MIX(sc).type = MIX_UNSIGNED_16;
3039 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3040 MIX(sc).name = "effect";
3045 MIX(sc).update[0] = 1;
3046 strlcpy(MIX(sc).desc, "Room1,2,3,Hall1,2,Plate,Delay,Echo", sizeof(MIX(sc).desc));
3047 uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
3049 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3050 MIX(sc).wIndex = MAKE_WORD(5, sc->sc_mixer_iface_no);
3052 for (chx = 0; chx != 8; chx++) {
3053 for (chy = 0; chy != 8; chy++) {
3055 MIX(sc).wValue[0] = MAKE_WORD(chx + 1, chy + 1);
3056 MIX(sc).type = MIX_SIGNED_16;
3057 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3058 MIX(sc).name = "mix_rec";
3060 MIX(sc).update[0] = 1;
3061 MIX(sc).val_default = 0;
3062 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
3063 "AIn%d - Out%d Record Volume", chy + 1, chx + 1);
3065 uaudio_mixer_add_ctl(sc, &MIX(sc));
3067 MIX(sc).wValue[0] = MAKE_WORD(chx + 1, chy + 1 + 8);
3068 MIX(sc).type = MIX_SIGNED_16;
3069 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3070 MIX(sc).name = "mix_play";
3072 MIX(sc).update[0] = 1;
3073 MIX(sc).val_default = (chx == chy) ? 2 : 0;
3074 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
3075 "DIn%d - Out%d Playback Volume", chy + 1, chx + 1);
3077 uaudio_mixer_add_ctl(sc, &MIX(sc));
3081 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3082 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
3083 MIX(sc).wValue[0] = MAKE_WORD(2, 0);
3084 MIX(sc).type = MIX_SIGNED_8;
3085 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3086 MIX(sc).name = "effect_vol";
3088 MIX(sc).update[0] = 1;
3090 MIX(sc).maxval = 0x7f;
3093 MIX(sc).update[0] = 1;
3094 strlcpy(MIX(sc).desc, "Effect Volume", sizeof(MIX(sc).desc));
3095 uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
3097 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3098 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
3099 MIX(sc).wValue[0] = MAKE_WORD(3, 0);
3100 MIX(sc).type = MIX_SIGNED_16;
3101 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3102 MIX(sc).name = "effect_dur";
3104 MIX(sc).update[0] = 1;
3106 MIX(sc).maxval = 0x7f00;
3107 MIX(sc).mul = 0x7f00;
3109 MIX(sc).update[0] = 1;
3110 strlcpy(MIX(sc).desc, "Effect Duration", sizeof(MIX(sc).desc));
3111 uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
3113 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3114 MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
3115 MIX(sc).wValue[0] = MAKE_WORD(4, 0);
3116 MIX(sc).type = MIX_SIGNED_8;
3117 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3118 MIX(sc).name = "effect_fb";
3120 MIX(sc).update[0] = 1;
3122 MIX(sc).maxval = 0x7f;
3125 MIX(sc).update[0] = 1;
3126 strlcpy(MIX(sc).desc, "Effect Feedback Volume", sizeof(MIX(sc).desc));
3127 uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
3129 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3130 MIX(sc).wIndex = MAKE_WORD(7, sc->sc_mixer_iface_no);
3131 for (chy = 0; chy != 4; chy++) {
3133 MIX(sc).wValue[0] = MAKE_WORD(7, chy + 1);
3134 MIX(sc).type = MIX_SIGNED_16;
3135 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3136 MIX(sc).name = "effect_ret";
3138 MIX(sc).update[0] = 1;
3139 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
3140 "Effect Return %d Volume", chy + 1);
3142 uaudio_mixer_add_ctl(sc, &MIX(sc));
3145 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3146 MIX(sc).wIndex = MAKE_WORD(5, sc->sc_mixer_iface_no);
3148 for (chy = 0; chy != 8; chy++) {
3149 MIX(sc).wValue[0] = MAKE_WORD(9, chy + 1);
3150 MIX(sc).type = MIX_SIGNED_16;
3151 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3152 MIX(sc).name = "effect_send";
3154 MIX(sc).update[0] = 1;
3155 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
3156 "Effect Send AIn%d Volume", chy + 1);
3158 uaudio_mixer_add_ctl(sc, &MIX(sc));
3160 MIX(sc).wValue[0] = MAKE_WORD(9, chy + 1 + 8);
3161 MIX(sc).type = MIX_SIGNED_16;
3162 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3163 MIX(sc).name = "effect_send";
3165 MIX(sc).update[0] = 1;
3166 snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
3167 "Effect Send DIn%d Volume", chy + 1);
3169 uaudio_mixer_add_ctl(sc, &MIX(sc));
3174 uaudio_mixer_reload_all(struct uaudio_softc *sc)
3176 struct uaudio_mixer_node *pmc;
3179 if (sc->sc_child[0].mixer_lock == NULL)
3182 mtx_lock(sc->sc_child[0].mixer_lock);
3183 for (pmc = sc->sc_mixer_root; pmc != NULL; pmc = pmc->next) {
3184 /* use reset defaults for non-oss controlled settings */
3185 if (pmc->ctl == SOUND_MIXER_NRDEVICES)
3187 for (chan = 0; chan < pmc->nchan; chan++)
3188 pmc->update[chan / 8] |= (1 << (chan % 8));
3190 usbd_transfer_start(sc->sc_mixer_xfer[0]);
3192 /* start HID volume keys, if any */
3193 usbd_transfer_start(sc->sc_hid.xfer[0]);
3194 mtx_unlock(sc->sc_child[0].mixer_lock);
3198 uaudio_mixer_add_ctl_sub(struct uaudio_softc *sc, struct uaudio_mixer_node *mc)
3200 struct uaudio_mixer_node *p_mc_new =
3201 malloc(sizeof(*p_mc_new), M_USBDEV, M_WAITOK);
3204 if (p_mc_new != NULL) {
3205 memcpy(p_mc_new, mc, sizeof(*p_mc_new));
3206 p_mc_new->next = sc->sc_mixer_root;
3207 sc->sc_mixer_root = p_mc_new;
3208 sc->sc_mixer_count++;
3210 /* set default value for all channels */
3211 for (ch = 0; ch < p_mc_new->nchan; ch++) {
3212 switch (p_mc_new->val_default) {
3215 p_mc_new->wData[ch] = (p_mc_new->maxval + p_mc_new->minval) / 2;
3219 p_mc_new->wData[ch] = p_mc_new->maxval;
3223 p_mc_new->wData[ch] = p_mc_new->minval;
3228 DPRINTF("out of memory\n");
3233 uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct uaudio_mixer_node *mc)
3237 DPRINTF("adding %d\n", mc->ctl);
3239 if (mc->type == MIX_ON_OFF) {
3242 } else if (mc->type == MIX_SELECTOR) {
3245 /* determine min and max values */
3247 mc->minval = uaudio_mixer_get(sc->sc_udev,
3248 sc->sc_audio_rev, GET_MIN, mc);
3249 mc->maxval = uaudio_mixer_get(sc->sc_udev,
3250 sc->sc_audio_rev, GET_MAX, mc);
3252 /* check if max and min was swapped */
3254 if (mc->maxval < mc->minval) {
3256 mc->maxval = mc->minval;
3260 /* compute value range */
3261 mc->mul = mc->maxval - mc->minval;
3265 /* compute value alignment */
3266 res = uaudio_mixer_get(sc->sc_udev,
3267 sc->sc_audio_rev, GET_RES, mc);
3269 DPRINTF("Resolution = %d\n", (int)res);
3272 uaudio_mixer_add_ctl_sub(sc, mc);
3275 if (uaudio_debug > 2) {
3278 for (i = 0; i < mc->nchan; i++) {
3279 DPRINTF("[mix] wValue=%04x\n", mc->wValue[0]);
3281 DPRINTF("[mix] wIndex=%04x type=%d ctl='%d' "
3283 mc->wIndex, mc->type, mc->ctl,
3284 mc->minval, mc->maxval);
3290 uaudio_mixer_add_mixer(struct uaudio_softc *sc,
3291 const struct uaudio_terminal_node *iot, int id)
3293 const struct usb_audio_mixer_unit_0 *d0 = iot[id].u.mu_v1;
3294 const struct usb_audio_mixer_unit_1 *d1;
3296 uint32_t bno; /* bit number */
3297 uint32_t p; /* bit number accumulator */
3298 uint32_t mo; /* matching outputs */
3299 uint32_t mc; /* matching channels */
3300 uint32_t ichs; /* input channels */
3301 uint32_t ochs; /* output channels */
3303 uint32_t chs; /* channels */
3307 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
3308 d0->bUnitId, d0->bNrInPins);
3310 /* compute the number of input channels */
3313 for (i = 0; i < d0->bNrInPins; i++) {
3314 ichs += uaudio_mixer_get_cluster(
3315 d0->baSourceId[i], iot).bNrChannels;
3318 d1 = (const void *)(d0->baSourceId + d0->bNrInPins);
3320 /* and the number of output channels */
3322 ochs = d1->bNrChannels;
3324 DPRINTFN(3, "ichs=%d ochs=%d\n", ichs, ochs);
3326 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3328 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
3329 MIX(sc).type = MIX_SIGNED_16;
3331 if (uaudio_mixer_verify_desc(d0, ((ichs * ochs) + 7) / 8) == NULL)
3334 for (p = i = 0; i < d0->bNrInPins; i++) {
3335 chs = uaudio_mixer_get_cluster(
3336 d0->baSourceId[i], iot).bNrChannels;
3338 for (c = 0; c < chs; c++) {
3340 for (o = 0; o < ochs; o++) {
3341 bno = ((p + c) * ochs) + o;
3342 if (BIT_TEST(d1->bmControls, bno))
3348 if ((mc == chs) && (chs <= MIX_MAX_CHAN)) {
3350 /* repeat bit-scan */
3353 for (c = 0; c < chs; c++) {
3354 for (o = 0; o < ochs; o++) {
3355 bno = ((p + c) * ochs) + o;
3356 if (BIT_TEST(d1->bmControls, bno))
3357 MIX(sc).wValue[mc++] = MAKE_WORD(p + c + 1, o + 1);
3360 MIX(sc).nchan = chs;
3361 uaudio_mixer_add_ctl(sc, &MIX(sc));
3368 uaudio20_mixer_add_mixer(struct uaudio_softc *sc,
3369 const struct uaudio_terminal_node *iot, int id)
3371 const struct usb_audio20_mixer_unit_0 *d0 = iot[id].u.mu_v2;
3372 const struct usb_audio20_mixer_unit_1 *d1;
3374 uint32_t bno; /* bit number */
3375 uint32_t p; /* bit number accumulator */
3376 uint32_t mo; /* matching outputs */
3377 uint32_t mc; /* matching channels */
3378 uint32_t ichs; /* input channels */
3379 uint32_t ochs; /* output channels */
3381 uint32_t chs; /* channels */
3385 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
3386 d0->bUnitId, d0->bNrInPins);
3388 /* compute the number of input channels */
3391 for (i = 0; i < d0->bNrInPins; i++) {
3392 ichs += uaudio20_mixer_get_cluster(
3393 d0->baSourceId[i], iot).bNrChannels;
3396 d1 = (const void *)(d0->baSourceId + d0->bNrInPins);
3398 /* and the number of output channels */
3400 ochs = d1->bNrChannels;
3402 DPRINTFN(3, "ichs=%d ochs=%d\n", ichs, ochs);
3404 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3406 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
3407 MIX(sc).type = MIX_SIGNED_16;
3409 if (uaudio20_mixer_verify_desc(d0, ((ichs * ochs) + 7) / 8) == NULL)
3412 for (p = i = 0; i < d0->bNrInPins; i++) {
3413 chs = uaudio20_mixer_get_cluster(
3414 d0->baSourceId[i], iot).bNrChannels;
3416 for (c = 0; c < chs; c++) {
3418 for (o = 0; o < ochs; o++) {
3419 bno = ((p + c) * ochs) + o;
3420 if (BIT_TEST(d1->bmControls, bno))
3426 if ((mc == chs) && (chs <= MIX_MAX_CHAN)) {
3428 /* repeat bit-scan */
3431 for (c = 0; c < chs; c++) {
3432 for (o = 0; o < ochs; o++) {
3433 bno = ((p + c) * ochs) + o;
3434 if (BIT_TEST(d1->bmControls, bno))
3435 MIX(sc).wValue[mc++] = MAKE_WORD(p + c + 1, o + 1);
3438 MIX(sc).nchan = chs;
3439 uaudio_mixer_add_ctl(sc, &MIX(sc));
3446 uaudio_mixer_check_selectors(struct uaudio_softc *sc)
3448 uint8_t reserve_feature[] = {
3453 SOUND_MIXER_DIGITAL1,
3454 SOUND_MIXER_DIGITAL2,
3455 SOUND_MIXER_DIGITAL3,
3457 const uint16_t reserve_max =
3458 sizeof(reserve_feature) / sizeof(reserve_feature[0]);
3463 /* remove existing selector types from the reserve */
3464 for (i = 0; i < MIX(sc).maxval; i++) {
3465 if (MIX(sc).slctrtype[i] == SOUND_MIXER_NRDEVICES)
3467 for (j = 0; j != reserve_max; j++) {
3468 if (reserve_feature[j] == MIX(sc).slctrtype[i])
3469 reserve_feature[j] = SOUND_MIXER_NRDEVICES;
3473 /* make sure selector types are not overlapping */
3474 for (i = 0; i < MIX(sc).maxval; i++) {
3475 if (MIX(sc).slctrtype[i] == SOUND_MIXER_NRDEVICES)
3477 for (j = i + 1; j < MIX(sc).maxval; j++) {
3478 if (MIX(sc).slctrtype[j] == SOUND_MIXER_NRDEVICES)
3480 if (MIX(sc).slctrtype[i] != MIX(sc).slctrtype[j])
3482 for (k = 0; k != reserve_max; k++) {
3483 if (reserve_feature[k] == SOUND_MIXER_NRDEVICES)
3485 MIX(sc).slctrtype[j] = reserve_feature[k];
3486 reserve_feature[k] = SOUND_MIXER_NRDEVICES;
3489 if (k == reserve_max) {
3490 DPRINTF("Selector type %d is not selectable!\n", j);
3491 MIX(sc).slctrtype[j] = SOUND_MIXER_NRDEVICES;
3498 uaudio_mixer_add_selector(struct uaudio_softc *sc,
3499 const struct uaudio_terminal_node *iot, int id)
3501 const struct usb_audio_selector_unit *d = iot[id].u.su_v1;
3504 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
3505 d->bUnitId, d->bNrInPins);
3507 if (d->bNrInPins == 0)
3510 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3512 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
3513 MIX(sc).wValue[0] = MAKE_WORD(0, 0);
3515 MIX(sc).type = MIX_SELECTOR;
3516 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3518 MIX(sc).maxval = d->bNrInPins;
3519 MIX(sc).name = "selector";
3521 i = d->baSourceId[d->bNrInPins];
3523 usbd_req_get_string_any(sc->sc_udev, NULL,
3524 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
3525 MIX(sc).desc[0] = 0;
3528 if (MIX(sc).maxval > MAX_SELECTOR_INPUT_PIN)
3529 MIX(sc).maxval = MAX_SELECTOR_INPUT_PIN;
3531 MIX(sc).mul = MIX(sc).maxval - MIX(sc).minval;
3533 for (i = 0; i < MIX(sc).maxval; i++) {
3534 MIX(sc).slctrtype[i] =
3535 uaudio_mixer_determine_class(&iot[d->baSourceId[i]]);
3537 for (; i < MAX_SELECTOR_INPUT_PIN; i++)
3538 MIX(sc).slctrtype[i] = SOUND_MIXER_NRDEVICES;
3540 uaudio_mixer_check_selectors(sc);
3541 uaudio_mixer_add_ctl(sc, &MIX(sc));
3545 uaudio20_mixer_add_selector(struct uaudio_softc *sc,
3546 const struct uaudio_terminal_node *iot, int id)
3548 const struct usb_audio20_selector_unit *d = iot[id].u.su_v2;
3551 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
3552 d->bUnitId, d->bNrInPins);
3554 if (d->bNrInPins == 0)
3557 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3559 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
3560 MIX(sc).wValue[0] = MAKE_WORD(0, 0);
3562 MIX(sc).type = MIX_SELECTOR;
3563 MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
3565 MIX(sc).maxval = d->bNrInPins;
3566 MIX(sc).name = "selector";
3568 i = d->baSourceId[d->bNrInPins];
3570 usbd_req_get_string_any(sc->sc_udev, NULL,
3571 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
3572 MIX(sc).desc[0] = 0;
3575 if (MIX(sc).maxval > MAX_SELECTOR_INPUT_PIN)
3576 MIX(sc).maxval = MAX_SELECTOR_INPUT_PIN;
3578 MIX(sc).mul = MIX(sc).maxval - MIX(sc).minval;
3580 for (i = 0; i < MIX(sc).maxval; i++) {
3581 MIX(sc).slctrtype[i] =
3582 uaudio20_mixer_determine_class(&iot[d->baSourceId[i]]);
3584 for (; i < MAX_SELECTOR_INPUT_PIN; i++)
3585 MIX(sc).slctrtype[i] = SOUND_MIXER_NRDEVICES;
3587 uaudio_mixer_check_selectors(sc);
3588 uaudio_mixer_add_ctl(sc, &MIX(sc));
3592 uaudio_mixer_feature_get_bmaControls(const struct usb_audio_feature_unit *d,
3596 uint32_t offset = (i * d->bControlSize);
3598 if (d->bControlSize > 0) {
3599 temp |= d->bmaControls[offset];
3600 if (d->bControlSize > 1) {
3601 temp |= d->bmaControls[offset + 1] << 8;
3602 if (d->bControlSize > 2) {
3603 temp |= d->bmaControls[offset + 2] << 16;
3604 if (d->bControlSize > 3) {
3605 temp |= d->bmaControls[offset + 3] << 24;
3614 uaudio_mixer_add_feature(struct uaudio_softc *sc,
3615 const struct uaudio_terminal_node *iot, int id)
3617 const struct usb_audio_feature_unit *d = iot[id].u.fu_v1;
3621 uint16_t mixernumber;
3627 if (d->bControlSize == 0)
3630 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3632 nchan = (d->bLength - 7) / d->bControlSize;
3633 mmask = uaudio_mixer_feature_get_bmaControls(d, 0);
3639 /* figure out what we can control */
3641 for (chan = 1; chan < nchan; chan++) {
3642 DPRINTFN(10, "chan=%d mask=%x\n",
3643 chan, uaudio_mixer_feature_get_bmaControls(d, chan));
3645 cmask |= uaudio_mixer_feature_get_bmaControls(d, chan);
3648 if (nchan > MIX_MAX_CHAN)
3649 nchan = MIX_MAX_CHAN;
3651 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
3653 i = d->bmaControls[d->bControlSize];
3655 usbd_req_get_string_any(sc->sc_udev, NULL,
3656 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
3657 MIX(sc).desc[0] = 0;
3660 for (ctl = 1; ctl <= LOUDNESS_CONTROL; ctl++) {
3662 fumask = FU_MASK(ctl);
3664 DPRINTFN(5, "ctl=%d fumask=0x%04x\n",
3667 if (mmask & fumask) {
3669 MIX(sc).wValue[0] = MAKE_WORD(ctl, 0);
3670 } else if (cmask & fumask) {
3671 MIX(sc).nchan = nchan - 1;
3672 for (i = 1; i < nchan; i++) {
3673 if (uaudio_mixer_feature_get_bmaControls(d, i) & fumask)
3674 MIX(sc).wValue[i - 1] = MAKE_WORD(ctl, i);
3676 MIX(sc).wValue[i - 1] = -1;
3682 mixernumber = uaudio_mixer_determine_class(&iot[id]);
3686 MIX(sc).type = MIX_ON_OFF;
3687 MIX(sc).ctl = SOUND_MIXER_MUTE;
3688 MIX(sc).name = "mute";
3691 case VOLUME_CONTROL:
3692 MIX(sc).type = MIX_SIGNED_16;
3693 MIX(sc).ctl = mixernumber;
3694 MIX(sc).name = "vol";
3698 MIX(sc).type = MIX_SIGNED_8;
3699 MIX(sc).ctl = SOUND_MIXER_BASS;
3700 MIX(sc).name = "bass";
3704 MIX(sc).type = MIX_SIGNED_8;
3705 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3706 MIX(sc).name = "mid";
3709 case TREBLE_CONTROL:
3710 MIX(sc).type = MIX_SIGNED_8;
3711 MIX(sc).ctl = SOUND_MIXER_TREBLE;
3712 MIX(sc).name = "treble";
3715 case GRAPHIC_EQUALIZER_CONTROL:
3716 continue; /* XXX don't add anything */
3719 MIX(sc).type = MIX_ON_OFF;
3720 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3721 MIX(sc).name = "agc";
3725 MIX(sc).type = MIX_UNSIGNED_16;
3726 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3727 MIX(sc).name = "delay";
3730 case BASS_BOOST_CONTROL:
3731 MIX(sc).type = MIX_ON_OFF;
3732 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3733 MIX(sc).name = "boost";
3736 case LOUDNESS_CONTROL:
3737 MIX(sc).type = MIX_ON_OFF;
3738 MIX(sc).ctl = SOUND_MIXER_LOUD; /* Is this correct ? */
3739 MIX(sc).name = "loudness";
3743 MIX(sc).type = MIX_UNKNOWN;
3747 if (MIX(sc).type != MIX_UNKNOWN)
3748 uaudio_mixer_add_ctl(sc, &MIX(sc));
3753 uaudio20_mixer_add_feature(struct uaudio_softc *sc,
3754 const struct uaudio_terminal_node *iot, int id)
3756 const struct usb_audio20_feature_unit *d = iot[id].u.fu_v2;
3760 uint16_t mixernumber;
3766 if (UGETDW(d->bmaControls[0]) == 0)
3769 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3771 nchan = (d->bLength - 6) / 4;
3772 mmask = UGETDW(d->bmaControls[0]);
3778 /* figure out what we can control */
3780 for (chan = 1; chan < nchan; chan++)
3781 cmask |= UGETDW(d->bmaControls[chan]);
3783 if (nchan > MIX_MAX_CHAN)
3784 nchan = MIX_MAX_CHAN;
3786 MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
3788 i = d->bmaControls[nchan][0];
3790 usbd_req_get_string_any(sc->sc_udev, NULL,
3791 MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
3792 MIX(sc).desc[0] = 0;
3795 for (ctl = 3; ctl != 0; ctl <<= 2) {
3797 mixernumber = uaudio20_mixer_determine_class(&iot[id]);
3801 MIX(sc).type = MIX_ON_OFF;
3802 MIX(sc).ctl = SOUND_MIXER_MUTE;
3803 MIX(sc).name = "mute";
3804 what = MUTE_CONTROL;
3807 MIX(sc).type = MIX_SIGNED_16;
3808 MIX(sc).ctl = mixernumber;
3809 MIX(sc).name = "vol";
3810 what = VOLUME_CONTROL;
3813 MIX(sc).type = MIX_SIGNED_8;
3814 MIX(sc).ctl = SOUND_MIXER_BASS;
3815 MIX(sc).name = "bass";
3816 what = BASS_CONTROL;
3819 MIX(sc).type = MIX_SIGNED_8;
3820 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3821 MIX(sc).name = "mid";
3825 MIX(sc).type = MIX_SIGNED_8;
3826 MIX(sc).ctl = SOUND_MIXER_TREBLE;
3827 MIX(sc).name = "treble";
3828 what = TREBLE_CONTROL;
3831 MIX(sc).type = MIX_ON_OFF;
3832 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3833 MIX(sc).name = "agc";
3837 MIX(sc).type = MIX_UNSIGNED_16;
3838 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3839 MIX(sc).name = "delay";
3840 what = DELAY_CONTROL;
3843 MIX(sc).type = MIX_ON_OFF;
3844 MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
3845 MIX(sc).name = "boost";
3846 what = BASS_BOOST_CONTROL;
3849 MIX(sc).type = MIX_ON_OFF;
3850 MIX(sc).ctl = SOUND_MIXER_LOUD; /* Is this correct ? */
3851 MIX(sc).name = "loudness";
3852 what = LOUDNESS_CONTROL;
3855 MIX(sc).type = MIX_SIGNED_16;
3856 MIX(sc).ctl = mixernumber;
3857 MIX(sc).name = "igain";
3858 what = INPUT_GAIN_CONTROL;
3861 MIX(sc).type = MIX_SIGNED_16;
3862 MIX(sc).ctl = mixernumber;
3863 MIX(sc).name = "igainpad";
3864 what = INPUT_GAIN_PAD_CONTROL;
3870 if ((mmask & ctl) == ctl) {
3872 MIX(sc).wValue[0] = MAKE_WORD(what, 0);
3873 } else if ((cmask & ctl) == ctl) {
3874 MIX(sc).nchan = nchan - 1;
3875 for (i = 1; i < nchan; i++) {
3876 if ((UGETDW(d->bmaControls[i]) & ctl) == ctl)
3877 MIX(sc).wValue[i - 1] = MAKE_WORD(what, i);
3879 MIX(sc).wValue[i - 1] = -1;
3885 if (MIX(sc).type != MIX_UNKNOWN)
3886 uaudio_mixer_add_ctl(sc, &MIX(sc));
3891 uaudio_mixer_add_processing_updown(struct uaudio_softc *sc,
3892 const struct uaudio_terminal_node *iot, int id)
3894 const struct usb_audio_processing_unit_0 *d0 = iot[id].u.pu_v1;
3895 const struct usb_audio_processing_unit_1 *d1 =
3896 (const void *)(d0->baSourceId + d0->bNrInPins);
3897 const struct usb_audio_processing_unit_updown *ud =
3898 (const void *)(d1->bmControls + d1->bControlSize);
3901 if (uaudio_mixer_verify_desc(d0, sizeof(*ud)) == NULL) {
3904 if (uaudio_mixer_verify_desc(d0, sizeof(*ud) + (2 * ud->bNrModes))
3908 DPRINTFN(3, "bUnitId=%d bNrModes=%d\n",
3909 d0->bUnitId, ud->bNrModes);
3911 if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) {
3912 DPRINTF("no mode select\n");
3915 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3917 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
3919 MIX(sc).wValue[0] = MAKE_WORD(UD_MODE_SELECT_CONTROL, 0);
3920 MIX(sc).type = MIX_ON_OFF; /* XXX */
3922 for (i = 0; i < ud->bNrModes; i++) {
3923 DPRINTFN(3, "i=%d bm=0x%x\n", i, UGETW(ud->waModes[i]));
3927 uaudio_mixer_add_ctl(sc, &MIX(sc));
3931 uaudio_mixer_add_processing(struct uaudio_softc *sc,
3932 const struct uaudio_terminal_node *iot, int id)
3934 const struct usb_audio_processing_unit_0 *d0 = iot[id].u.pu_v1;
3935 const struct usb_audio_processing_unit_1 *d1 =
3936 (const void *)(d0->baSourceId + d0->bNrInPins);
3939 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3941 ptype = UGETW(d0->wProcessType);
3943 DPRINTFN(3, "wProcessType=%d bUnitId=%d "
3944 "bNrInPins=%d\n", ptype, d0->bUnitId, d0->bNrInPins);
3946 if (d1->bControlSize == 0) {
3949 if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) {
3950 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
3952 MIX(sc).wValue[0] = MAKE_WORD(XX_ENABLE_CONTROL, 0);
3953 MIX(sc).type = MIX_ON_OFF;
3954 uaudio_mixer_add_ctl(sc, &MIX(sc));
3957 case UPDOWNMIX_PROCESS:
3958 uaudio_mixer_add_processing_updown(sc, iot, id);
3961 case DOLBY_PROLOGIC_PROCESS:
3962 case P3D_STEREO_EXTENDER_PROCESS:
3963 case REVERBATION_PROCESS:
3964 case CHORUS_PROCESS:
3965 case DYN_RANGE_COMP_PROCESS:
3967 DPRINTF("unit %d, type=%d is not implemented\n",
3968 d0->bUnitId, ptype);
3974 uaudio_mixer_add_extension(struct uaudio_softc *sc,
3975 const struct uaudio_terminal_node *iot, int id)
3977 const struct usb_audio_extension_unit_0 *d0 = iot[id].u.eu_v1;
3978 const struct usb_audio_extension_unit_1 *d1 =
3979 (const void *)(d0->baSourceId + d0->bNrInPins);
3981 DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
3982 d0->bUnitId, d0->bNrInPins);
3984 if (sc->sc_uq_au_no_xu) {
3987 if (d1->bControlSize == 0) {
3990 if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) {
3992 memset(&MIX(sc), 0, sizeof(MIX(sc)));
3994 MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
3996 MIX(sc).wValue[0] = MAKE_WORD(UA_EXT_ENABLE, 0);
3997 MIX(sc).type = MIX_ON_OFF;
3999 uaudio_mixer_add_ctl(sc, &MIX(sc));
4004 uaudio_mixer_verify_desc(const void *arg, uint32_t len)
4006 const struct usb_audio_mixer_unit_1 *d1;
4007 const struct usb_audio_extension_unit_1 *e1;
4008 const struct usb_audio_processing_unit_1 *u1;
4011 const struct usb_descriptor *desc;
4012 const struct usb_audio_input_terminal *it;
4013 const struct usb_audio_output_terminal *ot;
4014 const struct usb_audio_mixer_unit_0 *mu;
4015 const struct usb_audio_selector_unit *su;
4016 const struct usb_audio_feature_unit *fu;
4017 const struct usb_audio_processing_unit_0 *pu;
4018 const struct usb_audio_extension_unit_0 *eu;
4023 if (u.desc == NULL) {
4026 if (u.desc->bDescriptorType != UDESC_CS_INTERFACE) {
4029 switch (u.desc->bDescriptorSubtype) {
4030 case UDESCSUB_AC_INPUT:
4031 len += sizeof(*u.it);
4034 case UDESCSUB_AC_OUTPUT:
4035 len += sizeof(*u.ot);
4038 case UDESCSUB_AC_MIXER:
4039 len += sizeof(*u.mu);
4041 if (u.desc->bLength < len) {
4044 len += u.mu->bNrInPins;
4046 if (u.desc->bLength < len) {
4049 d1 = (const void *)(u.mu->baSourceId + u.mu->bNrInPins);
4054 case UDESCSUB_AC_SELECTOR:
4055 len += sizeof(*u.su);
4057 if (u.desc->bLength < len) {
4060 len += u.su->bNrInPins + 1;
4063 case UDESCSUB_AC_FEATURE:
4064 len += sizeof(*u.fu) + 1;
4066 if (u.desc->bLength < len)
4069 len += u.fu->bControlSize;
4072 case UDESCSUB_AC_PROCESSING:
4073 len += sizeof(*u.pu);
4075 if (u.desc->bLength < len) {
4078 len += u.pu->bNrInPins;
4080 if (u.desc->bLength < len) {
4083 u1 = (const void *)(u.pu->baSourceId + u.pu->bNrInPins);
4087 if (u.desc->bLength < len) {
4090 len += u1->bControlSize;
4094 case UDESCSUB_AC_EXTENSION:
4095 len += sizeof(*u.eu);
4097 if (u.desc->bLength < len) {
4100 len += u.eu->bNrInPins;
4102 if (u.desc->bLength < len) {
4105 e1 = (const void *)(u.eu->baSourceId + u.eu->bNrInPins);
4109 if (u.desc->bLength < len) {
4112 len += e1->bControlSize;
4119 if (u.desc->bLength < len) {
4126 DPRINTF("invalid descriptor, type=%d, "
4127 "sub_type=%d, len=%d of %d bytes\n",
4128 u.desc->bDescriptorType,
4129 u.desc->bDescriptorSubtype,
4130 u.desc->bLength, len);
4136 uaudio20_mixer_verify_desc(const void *arg, uint32_t len)
4138 const struct usb_audio20_mixer_unit_1 *d1;
4139 const struct usb_audio20_extension_unit_1 *e1;
4140 const struct usb_audio20_processing_unit_1 *u1;
4141 const struct usb_audio20_clock_selector_unit_1 *c1;
4144 const struct usb_descriptor *desc;
4145 const struct usb_audio20_clock_source_unit *csrc;
4146 const struct usb_audio20_clock_selector_unit_0 *csel;
4147 const struct usb_audio20_clock_multiplier_unit *cmul;
4148 const struct usb_audio20_input_terminal *it;
4149 const struct usb_audio20_output_terminal *ot;
4150 const struct usb_audio20_mixer_unit_0 *mu;
4151 const struct usb_audio20_selector_unit *su;
4152 const struct usb_audio20_feature_unit *fu;
4153 const struct usb_audio20_sample_rate_unit *ru;
4154 const struct usb_audio20_processing_unit_0 *pu;
4155 const struct usb_audio20_extension_unit_0 *eu;
4156 const struct usb_audio20_effect_unit *ef;
4164 if (u.desc->bDescriptorType != UDESC_CS_INTERFACE)
4167 switch (u.desc->bDescriptorSubtype) {
4168 case UDESCSUB_AC_INPUT:
4169 len += sizeof(*u.it);
4172 case UDESCSUB_AC_OUTPUT:
4173 len += sizeof(*u.ot);
4176 case UDESCSUB_AC_MIXER:
4177 len += sizeof(*u.mu);
4179 if (u.desc->bLength < len)
4181 len += u.mu->bNrInPins;
4183 if (u.desc->bLength < len)
4186 d1 = (const void *)(u.mu->baSourceId + u.mu->bNrInPins);
4188 len += sizeof(*d1) + d1->bNrChannels;
4191 case UDESCSUB_AC_SELECTOR:
4192 len += sizeof(*u.su);
4194 if (u.desc->bLength < len)
4197 len += u.su->bNrInPins + 1;
4200 case UDESCSUB_AC_FEATURE:
4201 len += sizeof(*u.fu) + 1;
4204 case UDESCSUB_AC_EFFECT:
4205 len += sizeof(*u.ef) + 4;
4208 case UDESCSUB_AC_PROCESSING_V2:
4209 len += sizeof(*u.pu);
4211 if (u.desc->bLength < len)
4214 len += u.pu->bNrInPins;
4216 if (u.desc->bLength < len)
4219 u1 = (const void *)(u.pu->baSourceId + u.pu->bNrInPins);
4224 case UDESCSUB_AC_EXTENSION_V2:
4225 len += sizeof(*u.eu);
4227 if (u.desc->bLength < len)
4230 len += u.eu->bNrInPins;
4232 if (u.desc->bLength < len)
4235 e1 = (const void *)(u.eu->baSourceId + u.eu->bNrInPins);
4240 case UDESCSUB_AC_CLOCK_SRC:
4241 len += sizeof(*u.csrc);
4244 case UDESCSUB_AC_CLOCK_SEL:
4245 len += sizeof(*u.csel);
4247 if (u.desc->bLength < len)
4250 len += u.csel->bNrInPins;
4252 if (u.desc->bLength < len)
4255 c1 = (const void *)(u.csel->baCSourceId + u.csel->bNrInPins);
4260 case UDESCSUB_AC_CLOCK_MUL:
4261 len += sizeof(*u.cmul);
4264 case UDESCSUB_AC_SAMPLE_RT:
4265 len += sizeof(*u.ru);
4272 if (u.desc->bLength < len)
4279 DPRINTF("invalid descriptor, type=%d, "
4280 "sub_type=%d, len=%d of %d bytes\n",
4281 u.desc->bDescriptorType,
4282 u.desc->bDescriptorSubtype,
4283 u.desc->bLength, len);
4288 static struct usb_audio_cluster
4289 uaudio_mixer_get_cluster(uint8_t id, const struct uaudio_terminal_node *iot)
4291 struct usb_audio_cluster r;
4292 const struct usb_descriptor *dp;
4295 for (i = 0; i < UAUDIO_RECURSE_LIMIT; i++) { /* avoid infinite loops */
4296 dp = iot[id].u.desc;
4300 switch (dp->bDescriptorSubtype) {
4301 case UDESCSUB_AC_INPUT:
4302 r.bNrChannels = iot[id].u.it_v1->bNrChannels;
4303 r.wChannelConfig[0] = iot[id].u.it_v1->wChannelConfig[0];
4304 r.wChannelConfig[1] = iot[id].u.it_v1->wChannelConfig[1];
4305 r.iChannelNames = iot[id].u.it_v1->iChannelNames;
4308 case UDESCSUB_AC_OUTPUT:
4309 id = iot[id].u.ot_v1->bSourceId;
4312 case UDESCSUB_AC_MIXER:
4313 r = *(const struct usb_audio_cluster *)
4314 &iot[id].u.mu_v1->baSourceId[
4315 iot[id].u.mu_v1->bNrInPins];
4318 case UDESCSUB_AC_SELECTOR:
4319 if (iot[id].u.su_v1->bNrInPins > 0) {
4320 /* XXX This is not really right */
4321 id = iot[id].u.su_v1->baSourceId[0];
4325 case UDESCSUB_AC_FEATURE:
4326 id = iot[id].u.fu_v1->bSourceId;
4329 case UDESCSUB_AC_PROCESSING:
4330 r = *((const struct usb_audio_cluster *)
4331 &iot[id].u.pu_v1->baSourceId[
4332 iot[id].u.pu_v1->bNrInPins]);
4335 case UDESCSUB_AC_EXTENSION:
4336 r = *((const struct usb_audio_cluster *)
4337 &iot[id].u.eu_v1->baSourceId[
4338 iot[id].u.eu_v1->bNrInPins]);
4346 DPRINTF("bad data\n");
4347 memset(&r, 0, sizeof(r));
4352 static struct usb_audio20_cluster
4353 uaudio20_mixer_get_cluster(uint8_t id, const struct uaudio_terminal_node *iot)
4355 struct usb_audio20_cluster r;
4356 const struct usb_descriptor *dp;
4359 for (i = 0; i < UAUDIO_RECURSE_LIMIT; i++) { /* avoid infinite loops */
4360 dp = iot[id].u.desc;
4364 switch (dp->bDescriptorSubtype) {
4365 case UDESCSUB_AC_INPUT:
4366 r.bNrChannels = iot[id].u.it_v2->bNrChannels;
4367 r.bmChannelConfig[0] = iot[id].u.it_v2->bmChannelConfig[0];
4368 r.bmChannelConfig[1] = iot[id].u.it_v2->bmChannelConfig[1];
4369 r.bmChannelConfig[2] = iot[id].u.it_v2->bmChannelConfig[2];
4370 r.bmChannelConfig[3] = iot[id].u.it_v2->bmChannelConfig[3];
4371 r.iChannelNames = iot[id].u.it_v2->iTerminal;
4374 case UDESCSUB_AC_OUTPUT:
4375 id = iot[id].u.ot_v2->bSourceId;
4378 case UDESCSUB_AC_MIXER:
4379 r = *(const struct usb_audio20_cluster *)
4380 &iot[id].u.mu_v2->baSourceId[
4381 iot[id].u.mu_v2->bNrInPins];
4384 case UDESCSUB_AC_SELECTOR:
4385 if (iot[id].u.su_v2->bNrInPins > 0) {
4386 /* XXX This is not really right */
4387 id = iot[id].u.su_v2->baSourceId[0];
4391 case UDESCSUB_AC_SAMPLE_RT:
4392 id = iot[id].u.ru_v2->bSourceId;
4395 case UDESCSUB_AC_EFFECT:
4396 id = iot[id].u.ef_v2->bSourceId;
4399 case UDESCSUB_AC_FEATURE:
4400 id = iot[id].u.fu_v2->bSourceId;
4403 case UDESCSUB_AC_PROCESSING_V2:
4404 r = *((const struct usb_audio20_cluster *)
4405 &iot[id].u.pu_v2->baSourceId[
4406 iot[id].u.pu_v2->bNrInPins]);
4409 case UDESCSUB_AC_EXTENSION_V2:
4410 r = *((const struct usb_audio20_cluster *)
4411 &iot[id].u.eu_v2->baSourceId[
4412 iot[id].u.eu_v2->bNrInPins]);
4420 DPRINTF("Bad data!\n");
4421 memset(&r, 0, sizeof(r));
4427 uaudio_mixer_foreach_input(const struct uaudio_terminal_node *iot, uint8_t *pindex)
4435 n = iot->usr.id_max;
4438 if (iot->usr.bit_input[n / 8] & (1 << (n % 8)))
4446 uaudio_mixer_foreach_output(const struct uaudio_terminal_node *iot, uint8_t *pindex)
4454 n = iot->usr.id_max;
4457 if (iot->usr.bit_output[n / 8] & (1 << (n % 8)))
4464 struct uaudio_tt_to_feature {
4465 uint16_t terminal_type;
4469 static const struct uaudio_tt_to_feature uaudio_tt_to_feature[] = {
4471 {UATI_MICROPHONE, SOUND_MIXER_MIC},
4472 {UATI_DESKMICROPHONE, SOUND_MIXER_MIC},
4473 {UATI_PERSONALMICROPHONE, SOUND_MIXER_MIC},
4474 {UATI_OMNIMICROPHONE, SOUND_MIXER_MIC},
4475 {UATI_MICROPHONEARRAY, SOUND_MIXER_MIC},
4476 {UATI_PROCMICROPHONEARR, SOUND_MIXER_MIC},
4478 {UATE_ANALOGCONN, SOUND_MIXER_LINE},
4479 {UATE_LINECONN, SOUND_MIXER_LINE},
4480 {UATE_LEGACYCONN, SOUND_MIXER_LINE},
4482 {UATE_DIGITALAUIFC, SOUND_MIXER_ALTPCM},
4483 {UATE_SPDIF, SOUND_MIXER_ALTPCM},
4484 {UATE_1394DA, SOUND_MIXER_ALTPCM},
4485 {UATE_1394DV, SOUND_MIXER_ALTPCM},
4487 {UATF_CDPLAYER, SOUND_MIXER_CD},
4489 {UATF_SYNTHESIZER, SOUND_MIXER_SYNTH},
4491 {UATF_VIDEODISCAUDIO, SOUND_MIXER_VIDEO},
4492 {UATF_DVDAUDIO, SOUND_MIXER_VIDEO},
4493 {UATF_TVTUNERAUDIO, SOUND_MIXER_VIDEO},
4495 {UATF_RADIORECV, SOUND_MIXER_RADIO},
4496 {UATF_RADIOXMIT, SOUND_MIXER_RADIO},
4502 uaudio_mixer_get_feature_by_tt(uint16_t terminal_type, uint16_t default_type)
4504 const struct uaudio_tt_to_feature *uat = uaudio_tt_to_feature;
4507 if (terminal_type == 0) {
4508 retval = default_type;
4510 if (uat->terminal_type == 0) {
4511 switch (terminal_type >> 8) {
4512 case UATI_UNDEFINED >> 8:
4513 retval = SOUND_MIXER_RECLEV;
4515 case UATO_UNDEFINED >> 8:
4516 retval = SOUND_MIXER_PCM;
4518 case UATT_UNDEFINED >> 8:
4519 retval = SOUND_MIXER_PHONEIN;
4522 retval = default_type;
4525 } else if (uat->terminal_type == terminal_type) {
4526 retval = uat->feature;
4532 DPRINTF("terminal_type=0x%04x RET=%d DEF=%d\n",
4533 terminal_type, retval, default_type);
4538 uaudio_mixer_determine_class(const struct uaudio_terminal_node *iot)
4540 const struct uaudio_terminal_node *ptr;
4541 uint16_t terminal_type_input = 0;
4542 uint16_t terminal_type_output = 0;
4547 for (i = 0; uaudio_mixer_foreach_input(iot, &i); ) {
4548 ptr = iot->root + i;
4549 temp = UGETW(ptr->u.it_v1->wTerminalType);
4553 else if (temp == UAT_STREAM)
4555 else if ((temp & 0xFF00) != (UAT_UNDEFINED & 0xff00))
4556 terminal_type_input = temp;
4559 for (i = 0; uaudio_mixer_foreach_output(iot, &i); ) {
4560 ptr = iot->root + i;
4561 temp = UGETW(ptr->u.ot_v1->wTerminalType);
4565 else if (temp == UAT_STREAM)
4567 else if ((temp & 0xFF00) != (UAT_UNDEFINED & 0xff00))
4568 terminal_type_output = temp;
4571 DPRINTF("MATCH=%d IN=0x%04x OUT=0x%04x\n",
4572 match, terminal_type_input, terminal_type_output);
4575 case 0: /* not connected to USB */
4576 if (terminal_type_output != 0) {
4577 return (uaudio_mixer_get_feature_by_tt(
4578 terminal_type_output, SOUND_MIXER_MONITOR));
4580 return (uaudio_mixer_get_feature_by_tt(
4581 terminal_type_input, SOUND_MIXER_MONITOR));
4583 case 3: /* connected to both USB input and USB output */
4584 return (SOUND_MIXER_IMIX);
4585 case 2: /* connected to USB output */
4586 return (uaudio_mixer_get_feature_by_tt(
4587 terminal_type_input, SOUND_MIXER_RECLEV));
4588 case 1: /* connected to USB input */
4589 return (uaudio_mixer_get_feature_by_tt(
4590 terminal_type_output, SOUND_MIXER_PCM));
4592 return (SOUND_MIXER_NRDEVICES);
4597 uaudio20_mixer_determine_class(const struct uaudio_terminal_node *iot)
4599 const struct uaudio_terminal_node *ptr;
4600 uint16_t terminal_type_input = 0;
4601 uint16_t terminal_type_output = 0;
4606 for (i = 0; uaudio_mixer_foreach_input(iot, &i); ) {
4607 ptr = iot->root + i;
4608 temp = UGETW(ptr->u.it_v2->wTerminalType);
4612 else if (temp == UAT_STREAM)
4614 else if ((temp & 0xFF00) != (UAT_UNDEFINED & 0xff00))
4615 terminal_type_input = temp;
4618 for (i = 0; uaudio_mixer_foreach_output(iot, &i); ) {
4619 ptr = iot->root + i;
4620 temp = UGETW(ptr->u.ot_v2->wTerminalType);
4624 else if (temp == UAT_STREAM)
4626 else if ((temp & 0xFF00) != (UAT_UNDEFINED & 0xff00))
4627 terminal_type_output = temp;
4630 DPRINTF("MATCH=%d IN=0x%04x OUT=0x%04x\n",
4631 match, terminal_type_input, terminal_type_output);
4634 case 0: /* not connected to USB */
4635 if (terminal_type_output != 0) {
4636 return (uaudio_mixer_get_feature_by_tt(
4637 terminal_type_output, SOUND_MIXER_MONITOR));
4639 return (uaudio_mixer_get_feature_by_tt(
4640 terminal_type_input, SOUND_MIXER_MONITOR));
4642 case 3: /* connected to both USB input and USB output */
4643 return (SOUND_MIXER_IMIX);
4644 case 2: /* connected to USB output */
4645 return (uaudio_mixer_get_feature_by_tt(
4646 terminal_type_input, SOUND_MIXER_RECLEV));
4647 case 1: /* connected to USB input */
4648 return (uaudio_mixer_get_feature_by_tt(
4649 terminal_type_output, SOUND_MIXER_PCM));
4651 return (SOUND_MIXER_NRDEVICES);
4656 uaudio_mixer_merge_outputs(struct uaudio_search_result *dst,
4657 const struct uaudio_search_result *src)
4659 const uint8_t max = sizeof(src->bit_output) / sizeof(src->bit_output[0]);
4662 for (x = 0; x != max; x++)
4663 dst->bit_output[x] |= src->bit_output[x];
4667 uaudio_mixer_find_inputs_sub(struct uaudio_terminal_node *root,
4668 const uint8_t *p_id, uint8_t n_id,
4669 struct uaudio_search_result *info)
4671 struct uaudio_terminal_node *iot;
4675 for (n = 0; n < n_id; n++) {
4679 if (info->recurse_level == UAUDIO_RECURSE_LIMIT) {
4680 DPRINTF("avoided going into a circle at id=%d!\n", i);
4684 info->recurse_level++;
4688 if (iot->u.desc == NULL)
4691 switch (iot->u.desc->bDescriptorSubtype) {
4692 case UDESCSUB_AC_INPUT:
4693 uaudio_mixer_merge_outputs(&iot->usr, info);
4694 info->bit_input[i / 8] |= (1 << (i % 8));
4697 case UDESCSUB_AC_FEATURE:
4698 uaudio_mixer_merge_outputs(&iot->usr, info);
4699 uaudio_mixer_find_inputs_sub(
4700 root, &iot->u.fu_v1->bSourceId, 1, info);
4703 case UDESCSUB_AC_OUTPUT:
4704 info->bit_output[i / 8] |= (1 << (i % 8));
4705 uaudio_mixer_find_inputs_sub(
4706 root, &iot->u.ot_v1->bSourceId, 1, info);
4707 info->bit_output[i / 8] &= ~(1 << (i % 8));
4710 case UDESCSUB_AC_MIXER:
4711 uaudio_mixer_merge_outputs(&iot->usr, info);
4712 uaudio_mixer_find_inputs_sub(
4713 root, iot->u.mu_v1->baSourceId,
4714 iot->u.mu_v1->bNrInPins, info);
4717 case UDESCSUB_AC_SELECTOR:
4718 uaudio_mixer_merge_outputs(&iot->usr, info);
4719 uaudio_mixer_find_inputs_sub(
4720 root, iot->u.su_v1->baSourceId,
4721 iot->u.su_v1->bNrInPins, info);
4724 case UDESCSUB_AC_PROCESSING:
4725 uaudio_mixer_merge_outputs(&iot->usr, info);
4726 uaudio_mixer_find_inputs_sub(
4727 root, iot->u.pu_v1->baSourceId,
4728 iot->u.pu_v1->bNrInPins, info);
4731 case UDESCSUB_AC_EXTENSION:
4732 uaudio_mixer_merge_outputs(&iot->usr, info);
4733 uaudio_mixer_find_inputs_sub(
4734 root, iot->u.eu_v1->baSourceId,
4735 iot->u.eu_v1->bNrInPins, info);
4745 uaudio20_mixer_find_inputs_sub(struct uaudio_terminal_node *root,
4746 const uint8_t *p_id, uint8_t n_id,
4747 struct uaudio_search_result *info)
4749 struct uaudio_terminal_node *iot;
4753 for (n = 0; n < n_id; n++) {
4757 if (info->recurse_level == UAUDIO_RECURSE_LIMIT) {
4758 DPRINTF("avoided going into a circle at id=%d!\n", i);
4762 info->recurse_level++;
4766 if (iot->u.desc == NULL)
4769 switch (iot->u.desc->bDescriptorSubtype) {
4770 case UDESCSUB_AC_INPUT:
4771 uaudio_mixer_merge_outputs(&iot->usr, info);
4772 info->bit_input[i / 8] |= (1 << (i % 8));
4775 case UDESCSUB_AC_OUTPUT:
4776 info->bit_output[i / 8] |= (1 << (i % 8));
4777 uaudio20_mixer_find_inputs_sub(
4778 root, &iot->u.ot_v2->bSourceId, 1, info);
4779 info->bit_output[i / 8] &= ~(1 << (i % 8));
4782 case UDESCSUB_AC_MIXER:
4783 uaudio_mixer_merge_outputs(&iot->usr, info);
4784 uaudio20_mixer_find_inputs_sub(
4785 root, iot->u.mu_v2->baSourceId,
4786 iot->u.mu_v2->bNrInPins, info);
4789 case UDESCSUB_AC_SELECTOR:
4790 uaudio_mixer_merge_outputs(&iot->usr, info);
4791 uaudio20_mixer_find_inputs_sub(
4792 root, iot->u.su_v2->baSourceId,
4793 iot->u.su_v2->bNrInPins, info);
4796 case UDESCSUB_AC_SAMPLE_RT:
4797 uaudio_mixer_merge_outputs(&iot->usr, info);
4798 uaudio20_mixer_find_inputs_sub(
4799 root, &iot->u.ru_v2->bSourceId,
4803 case UDESCSUB_AC_EFFECT:
4804 uaudio_mixer_merge_outputs(&iot->usr, info);
4805 uaudio20_mixer_find_inputs_sub(
4806 root, &iot->u.ef_v2->bSourceId,
4810 case UDESCSUB_AC_FEATURE:
4811 uaudio_mixer_merge_outputs(&iot->usr, info);
4812 uaudio20_mixer_find_inputs_sub(
4813 root, &iot->u.fu_v2->bSourceId, 1, info);
4816 case UDESCSUB_AC_PROCESSING_V2:
4817 uaudio_mixer_merge_outputs(&iot->usr, info);
4818 uaudio20_mixer_find_inputs_sub(
4819 root, iot->u.pu_v2->baSourceId,
4820 iot->u.pu_v2->bNrInPins, info);
4823 case UDESCSUB_AC_EXTENSION_V2:
4824 uaudio_mixer_merge_outputs(&iot->usr, info);
4825 uaudio20_mixer_find_inputs_sub(
4826 root, iot->u.eu_v2->baSourceId,
4827 iot->u.eu_v2->bNrInPins, info);
4836 uaudio20_mixer_find_clocks_sub(struct uaudio_terminal_node *root,
4837 const uint8_t *p_id, uint8_t n_id,
4838 struct uaudio_search_result *info)
4840 struct uaudio_terminal_node *iot;
4847 for (n = 0; n < n_id; n++) {
4851 if (info->recurse_level == UAUDIO_RECURSE_LIMIT) {
4852 DPRINTF("avoided going into a circle at id=%d!\n", i);
4856 info->recurse_level++;
4860 if (iot->u.desc == NULL)
4863 is_last = ((n + 1) == n_id);
4865 switch (iot->u.desc->bDescriptorSubtype) {
4866 case UDESCSUB_AC_INPUT:
4869 p_id = &iot->u.it_v2->bCSourceId;
4873 uaudio20_mixer_find_clocks_sub(root,
4874 &iot->u.it_v2->bCSourceId, 1, info);
4877 case UDESCSUB_AC_OUTPUT:
4880 p_id = &iot->u.ot_v2->bCSourceId;
4884 uaudio20_mixer_find_clocks_sub(root,
4885 &iot->u.ot_v2->bCSourceId, 1, info);
4888 case UDESCSUB_AC_CLOCK_SEL:
4890 p_id = iot->u.csel_v2->baCSourceId;
4891 n_id = iot->u.csel_v2->bNrInPins;
4894 uaudio20_mixer_find_clocks_sub(root,
4895 iot->u.csel_v2->baCSourceId,
4896 iot->u.csel_v2->bNrInPins, info);
4899 case UDESCSUB_AC_CLOCK_MUL:
4901 p_id = &iot->u.cmul_v2->bCSourceId;
4905 uaudio20_mixer_find_clocks_sub(root,
4906 &iot->u.cmul_v2->bCSourceId,
4910 case UDESCSUB_AC_CLOCK_SRC:
4912 id = iot->u.csrc_v2->bClockId;
4914 switch (info->is_input) {
4916 info->bit_output[id / 8] |= (1 << (id % 8));
4919 info->bit_input[id / 8] |= (1 << (id % 8));
4933 uaudio_mixer_fill_info(struct uaudio_softc *sc,
4934 struct usb_device *udev, void *desc)
4936 const struct usb_audio_control_descriptor *acdp;
4937 struct usb_config_descriptor *cd = usbd_get_config_descriptor(udev);
4938 const struct usb_descriptor *dp;
4939 const struct usb_audio_unit *au;
4940 struct uaudio_terminal_node *iot = NULL;
4942 uint8_t ID_max = 0; /* inclusive */
4945 desc = usb_desc_foreach(cd, desc);
4948 DPRINTF("no Audio Control header\n");
4953 if ((acdp->bLength < sizeof(*acdp)) ||
4954 (acdp->bDescriptorType != UDESC_CS_INTERFACE) ||
4955 (acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER)) {
4956 DPRINTF("invalid Audio Control header\n");
4959 /* "wTotalLen" is allowed to be corrupt */
4960 wTotalLen = UGETW(acdp->wTotalLength) - acdp->bLength;
4962 /* get USB audio revision */
4963 sc->sc_audio_rev = UGETW(acdp->bcdADC);
4965 DPRINTFN(3, "found AC header, vers=%03x, len=%d\n",
4966 sc->sc_audio_rev, wTotalLen);
4968 iot = malloc(sizeof(struct uaudio_terminal_node) * 256, M_TEMP,
4972 DPRINTF("no memory!\n");
4975 while ((desc = usb_desc_foreach(cd, desc))) {
4979 if (dp->bLength > wTotalLen) {
4982 wTotalLen -= dp->bLength;
4985 if (sc->sc_audio_rev >= UAUDIO_VERSION_30)
4987 else if (sc->sc_audio_rev >= UAUDIO_VERSION_20)
4988 au = uaudio20_mixer_verify_desc(dp, 0);
4990 au = uaudio_mixer_verify_desc(dp, 0);
4993 iot[au->bUnitId].u.desc = (const void *)au;
4994 if (au->bUnitId > ID_max)
4995 ID_max = au->bUnitId;
4999 DPRINTF("Maximum ID=%d\n", ID_max);
5002 * determine sourcing inputs for
5003 * all nodes in the tree:
5007 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
5009 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
5010 uaudio20_mixer_find_inputs_sub(iot,
5011 &i, 1, &((iot + i)->usr));
5013 sc->sc_mixer_clocks.is_input = 255;
5014 sc->sc_mixer_clocks.recurse_level = 0;
5016 uaudio20_mixer_find_clocks_sub(iot,
5017 &i, 1, &sc->sc_mixer_clocks);
5019 uaudio_mixer_find_inputs_sub(iot,
5020 &i, 1, &((iot + i)->usr));
5024 /* set "id_max" and "root" */
5028 (iot + i)->usr.id_max = ID_max;
5029 (iot + i)->root = iot;
5033 * Scan the config to create a linked list of "mixer" nodes:
5043 DPRINTFN(11, "id=%d subtype=%d\n",
5044 i, dp->bDescriptorSubtype);
5046 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
5048 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
5050 switch (dp->bDescriptorSubtype) {
5051 case UDESCSUB_AC_HEADER:
5052 DPRINTF("unexpected AC header\n");
5055 case UDESCSUB_AC_INPUT:
5056 case UDESCSUB_AC_OUTPUT:
5057 case UDESCSUB_AC_PROCESSING_V2:
5058 case UDESCSUB_AC_EXTENSION_V2:
5059 case UDESCSUB_AC_EFFECT:
5060 case UDESCSUB_AC_CLOCK_SRC:
5061 case UDESCSUB_AC_CLOCK_SEL:
5062 case UDESCSUB_AC_CLOCK_MUL:
5063 case UDESCSUB_AC_SAMPLE_RT:
5066 case UDESCSUB_AC_MIXER:
5067 uaudio20_mixer_add_mixer(sc, iot, i);
5070 case UDESCSUB_AC_SELECTOR:
5071 uaudio20_mixer_add_selector(sc, iot, i);
5074 case UDESCSUB_AC_FEATURE:
5075 uaudio20_mixer_add_feature(sc, iot, i);
5079 DPRINTF("bad AC desc subtype=0x%02x\n",
5080 dp->bDescriptorSubtype);
5086 switch (dp->bDescriptorSubtype) {
5087 case UDESCSUB_AC_HEADER:
5088 DPRINTF("unexpected AC header\n");
5091 case UDESCSUB_AC_INPUT:
5092 case UDESCSUB_AC_OUTPUT:
5095 case UDESCSUB_AC_MIXER:
5096 uaudio_mixer_add_mixer(sc, iot, i);
5099 case UDESCSUB_AC_SELECTOR:
5100 uaudio_mixer_add_selector(sc, iot, i);
5103 case UDESCSUB_AC_FEATURE:
5104 uaudio_mixer_add_feature(sc, iot, i);
5107 case UDESCSUB_AC_PROCESSING:
5108 uaudio_mixer_add_processing(sc, iot, i);
5111 case UDESCSUB_AC_EXTENSION:
5112 uaudio_mixer_add_extension(sc, iot, i);
5116 DPRINTF("bad AC desc subtype=0x%02x\n",
5117 dp->bDescriptorSubtype);
5128 uaudio_mixer_get(struct usb_device *udev, uint16_t audio_rev,
5129 uint8_t what, struct uaudio_mixer_node *mc)
5131 struct usb_device_request req;
5133 uint8_t data[2 + (2 * 3)];
5136 if (mc->wValue[0] == -1)
5139 if (audio_rev >= UAUDIO_VERSION_30)
5141 else if (audio_rev >= UAUDIO_VERSION_20) {
5142 if (what == GET_CUR) {
5143 req.bRequest = UA20_CS_CUR;
5144 USETW(req.wLength, 2);
5146 req.bRequest = UA20_CS_RANGE;
5147 USETW(req.wLength, 8);
5150 uint16_t len = MIX_SIZE(mc->type);
5152 req.bRequest = what;
5153 USETW(req.wLength, len);
5156 req.bmRequestType = UT_READ_CLASS_INTERFACE;
5157 USETW(req.wValue, mc->wValue[0]);
5158 USETW(req.wIndex, mc->wIndex);
5160 memset(data, 0, sizeof(data));
5162 err = usbd_do_request(udev, NULL, &req, data);
5164 DPRINTF("err=%s\n", usbd_errstr(err));
5168 if (audio_rev >= UAUDIO_VERSION_30) {
5170 } else if (audio_rev >= UAUDIO_VERSION_20) {
5173 val = (data[0] | (data[1] << 8));
5176 val = (data[2] | (data[3] << 8));
5179 val = (data[4] | (data[5] << 8));
5182 val = (data[6] | (data[7] << 8));
5189 val = (data[0] | (data[1] << 8));
5192 if (what == GET_CUR || what == GET_MIN || what == GET_MAX)
5193 val = uaudio_mixer_signext(mc->type, val);
5195 DPRINTFN(3, "val=%d\n", val);
5201 uaudio_mixer_write_cfg_callback(struct usb_xfer *xfer, usb_error_t error)
5203 struct usb_device_request req;
5204 struct uaudio_softc *sc = usbd_xfer_softc(xfer);
5205 struct uaudio_mixer_node *mc = sc->sc_mixer_curr;
5206 struct usb_page_cache *pc;
5215 switch (USB_GET_STATE(xfer)) {
5216 case USB_ST_TRANSFERRED:
5222 mc = sc->sc_mixer_root;
5223 sc->sc_mixer_curr = mc;
5224 sc->sc_mixer_chan = 0;
5228 while (sc->sc_mixer_chan < mc->nchan) {
5230 chan = sc->sc_mixer_chan;
5232 sc->sc_mixer_chan++;
5234 update = ((mc->update[chan / 8] & (1 << (chan % 8))) &&
5235 (mc->wValue[chan] != -1));
5237 mc->update[chan / 8] &= ~(1 << (chan % 8));
5241 req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
5242 USETW(req.wValue, mc->wValue[chan]);
5243 USETW(req.wIndex, mc->wIndex);
5245 if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
5247 } else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
5249 req.bRequest = UA20_CS_CUR;
5250 USETW(req.wLength, len);
5252 len = MIX_SIZE(mc->type);
5253 req.bRequest = SET_CUR;
5254 USETW(req.wLength, len);
5257 buf[0] = (mc->wData[chan] & 0xFF);
5258 buf[1] = (mc->wData[chan] >> 8) & 0xFF;
5260 pc = usbd_xfer_get_frame(xfer, 0);
5261 usbd_copy_in(pc, 0, &req, sizeof(req));
5262 pc = usbd_xfer_get_frame(xfer, 1);
5263 usbd_copy_in(pc, 0, buf, len);
5265 usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
5266 usbd_xfer_set_frame_len(xfer, 1, len);
5267 usbd_xfer_set_frames(xfer, len ? 2 : 1);
5268 usbd_transfer_submit(xfer);
5274 sc->sc_mixer_curr = mc;
5275 sc->sc_mixer_chan = 0;
5283 default: /* Error */
5284 DPRINTF("error=%s\n", usbd_errstr(error));
5285 if (error == USB_ERR_CANCELLED) {
5286 /* do nothing - we are detaching */
5289 goto tr_transferred;
5294 uaudio_set_speed(struct usb_device *udev, uint8_t endpt, uint32_t speed)
5296 struct usb_device_request req;
5299 DPRINTFN(6, "endpt=%d speed=%u\n", endpt, speed);
5301 req.bmRequestType = UT_WRITE_CLASS_ENDPOINT;
5302 req.bRequest = SET_CUR;
5303 USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0);
5304 USETW(req.wIndex, endpt);
5305 USETW(req.wLength, 3);
5307 data[1] = speed >> 8;
5308 data[2] = speed >> 16;
5310 return (usbd_do_request(udev, NULL, &req, data));
5314 uaudio20_set_speed(struct usb_device *udev, uint8_t iface_no,
5315 uint8_t clockid, uint32_t speed)
5317 struct usb_device_request req;
5320 DPRINTFN(6, "ifaceno=%d clockid=%d speed=%u\n",
5321 iface_no, clockid, speed);
5323 req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
5324 req.bRequest = UA20_CS_CUR;
5325 USETW2(req.wValue, UA20_CS_SAM_FREQ_CONTROL, 0);
5326 USETW2(req.wIndex, clockid, iface_no);
5327 USETW(req.wLength, 4);
5329 data[1] = speed >> 8;
5330 data[2] = speed >> 16;
5331 data[3] = speed >> 24;
5333 return (usbd_do_request(udev, NULL, &req, data));
5337 uaudio_mixer_signext(uint8_t type, int val)
5339 if (!MIX_UNSIGNED(type)) {
5340 if (MIX_SIZE(type) == 2) {
5350 uaudio_mixer_bsd2value(struct uaudio_mixer_node *mc, int val)
5352 if (mc->type == MIX_ON_OFF) {
5354 } else if (mc->type != MIX_SELECTOR) {
5356 /* compute actual volume */
5357 val = (val * mc->mul) / 100;
5359 /* add lower offset */
5360 val = val + mc->minval;
5362 /* make sure we don't write a value out of range */
5363 if (val > mc->maxval)
5365 else if (val < mc->minval)
5368 DPRINTFN(6, "type=0x%03x val=%d min=%d max=%d val=%d\n",
5369 mc->type, val, mc->minval, mc->maxval, val);
5374 uaudio_mixer_ctl_set(struct uaudio_softc *sc, struct uaudio_mixer_node *mc,
5375 uint8_t chan, int val)
5377 val = uaudio_mixer_bsd2value(mc, val);
5379 mc->update[chan / 8] |= (1 << (chan % 8));
5380 mc->wData[chan] = val;
5382 /* start the transfer, if not already started */
5384 usbd_transfer_start(sc->sc_mixer_xfer[0]);
5388 uaudio_mixer_init(struct uaudio_softc *sc, unsigned index)
5390 struct uaudio_mixer_node *mc;
5395 for (mc = sc->sc_mixer_root; mc; mc = mc->next) {
5397 if (mc->ctl != SOUND_MIXER_NRDEVICES) {
5399 * Set device mask bits. See
5400 * /usr/include/machine/soundcard.h
5402 sc->sc_child[index].mix_info |= 1U << mc->ctl;
5404 if ((mc->ctl == SOUND_MIXER_NRDEVICES) &&
5405 (mc->type == MIX_SELECTOR)) {
5407 for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) {
5408 if (mc->slctrtype[i - 1] == SOUND_MIXER_NRDEVICES)
5410 sc->sc_child[index].recsrc_info |= 1U << mc->slctrtype[i - 1];
5417 uaudio_mixer_init_sub(struct uaudio_softc *sc, struct snd_mixer *m)
5419 unsigned i = uaudio_get_child_index_by_dev(sc, mix_get_dev(m));
5421 DPRINTF("child=%u\n", i);
5423 sc->sc_child[i].mixer_lock = mixer_get_lock(m);
5424 sc->sc_child[i].mixer_dev = m;
5427 usbd_transfer_setup(sc->sc_udev, &sc->sc_mixer_iface_index,
5428 sc->sc_mixer_xfer, uaudio_mixer_config, 1, sc,
5429 sc->sc_child[i].mixer_lock)) {
5430 DPRINTFN(0, "could not allocate USB transfer for mixer!\n");
5434 if (sc->sc_play_chan[i].num_alt > 0 &&
5435 (sc->sc_child[i].mix_info & SOUND_MASK_VOLUME) == 0) {
5436 mix_setparentchild(m, SOUND_MIXER_VOLUME, SOUND_MASK_PCM);
5437 mix_setrealdev(m, SOUND_MIXER_VOLUME, SOUND_MIXER_NONE);
5439 mix_setdevs(m, sc->sc_child[i].mix_info);
5440 mix_setrecdevs(m, sc->sc_child[i].recsrc_info);
5445 uaudio_mixer_uninit_sub(struct uaudio_softc *sc, struct snd_mixer *m)
5447 unsigned index = uaudio_get_child_index_by_dev(sc, mix_get_dev(m));
5449 DPRINTF("child=%u\n", index);
5452 usbd_transfer_unsetup(sc->sc_mixer_xfer, 1);
5454 sc->sc_child[index].mixer_lock = NULL;
5460 uaudio_mixer_set(struct uaudio_softc *sc, struct snd_mixer *m,
5461 unsigned type, unsigned left, unsigned right)
5463 unsigned index = uaudio_get_child_index_by_dev(sc, mix_get_dev(m));
5464 struct uaudio_mixer_node *mc;
5469 for (mc = sc->sc_mixer_root; mc != NULL; mc = mc->next) {
5470 if (mc->ctl == type) {
5471 for (chan = 0; chan < mc->nchan; chan++) {
5472 uaudio_mixer_ctl_set(sc, mc, chan,
5473 chan == 0 ? left : right);
5480 uaudio_mixer_setrecsrc(struct uaudio_softc *sc, struct snd_mixer *m, uint32_t src)
5482 unsigned index = uaudio_get_child_index_by_dev(sc, mix_get_dev(m));
5483 struct uaudio_mixer_node *mc;
5490 for (mc = sc->sc_mixer_root; mc; mc = mc->next) {
5492 if ((mc->ctl == SOUND_MIXER_NRDEVICES) &&
5493 (mc->type == MIX_SELECTOR)) {
5495 /* compute selector mask */
5498 for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++)
5499 mask |= 1U << mc->slctrtype[i - 1];
5505 /* find the first set bit */
5506 temp = (-temp) & temp;
5512 for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) {
5513 if (temp != (1U << mc->slctrtype[i - 1]))
5515 uaudio_mixer_ctl_set(sc, mc, 0, i);
5523 /*========================================================================*
5524 * MIDI support routines
5525 *========================================================================*/
5528 umidi_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
5530 struct umidi_chan *chan = usbd_xfer_softc(xfer);
5531 struct umidi_sub_chan *sub;
5532 struct usb_page_cache *pc;
5539 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
5541 switch (USB_GET_STATE(xfer)) {
5542 case USB_ST_TRANSFERRED:
5544 DPRINTF("actlen=%d bytes\n", actlen);
5547 pc = usbd_xfer_get_frame(xfer, 0);
5549 while (actlen >= 4) {
5551 /* copy out the MIDI data */
5552 usbd_copy_out(pc, pos, buf, 4);
5553 /* command length */
5554 cmd_len = umidi_cmd_to_len[buf[0] & 0xF];
5558 * Lookup sub-channel. The index is range
5561 sub = &chan->sub[cn];
5563 if ((cmd_len != 0) && (cn < chan->max_emb_jack) &&
5564 (sub->read_open != 0)) {
5566 /* Send data to the application */
5567 usb_fifo_put_data_linear(
5568 sub->fifo.fp[USB_FIFO_RX],
5569 buf + 1, cmd_len, 1);
5578 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
5579 usbd_transfer_submit(xfer);
5583 DPRINTF("error=%s\n", usbd_errstr(error));
5585 if (error != USB_ERR_CANCELLED) {
5586 /* try to clear stall first */
5587 usbd_xfer_set_stall(xfer);
5595 * The following statemachine, that converts MIDI commands to
5596 * USB MIDI packets, derives from Linux's usbmidi.c, which
5597 * was written by "Clemens Ladisch":
5601 * Else: Command is complete
5604 umidi_convert_to_usb(struct umidi_sub_chan *sub, uint8_t cn, uint8_t b)
5606 uint8_t p0 = (cn << 4);
5609 sub->temp_0[0] = p0 | 0x0f;
5613 sub->temp_cmd = sub->temp_0;
5616 } else if (b >= 0xf0) {
5618 case 0xf0: /* system exclusive begin */
5620 sub->state = UMIDI_ST_SYSEX_1;
5622 case 0xf1: /* MIDI time code */
5623 case 0xf3: /* song select */
5625 sub->state = UMIDI_ST_1PARAM;
5627 case 0xf2: /* song position pointer */
5629 sub->state = UMIDI_ST_2PARAM_1;
5631 case 0xf4: /* unknown */
5632 case 0xf5: /* unknown */
5633 sub->state = UMIDI_ST_UNKNOWN;
5635 case 0xf6: /* tune request */
5636 sub->temp_1[0] = p0 | 0x05;
5637 sub->temp_1[1] = 0xf6;
5640 sub->temp_cmd = sub->temp_1;
5641 sub->state = UMIDI_ST_UNKNOWN;
5644 case 0xf7: /* system exclusive end */
5645 switch (sub->state) {
5646 case UMIDI_ST_SYSEX_0:
5647 sub->temp_1[0] = p0 | 0x05;
5648 sub->temp_1[1] = 0xf7;
5651 sub->temp_cmd = sub->temp_1;
5652 sub->state = UMIDI_ST_UNKNOWN;
5654 case UMIDI_ST_SYSEX_1:
5655 sub->temp_1[0] = p0 | 0x06;
5656 sub->temp_1[2] = 0xf7;
5658 sub->temp_cmd = sub->temp_1;
5659 sub->state = UMIDI_ST_UNKNOWN;
5661 case UMIDI_ST_SYSEX_2:
5662 sub->temp_1[0] = p0 | 0x07;
5663 sub->temp_1[3] = 0xf7;
5664 sub->temp_cmd = sub->temp_1;
5665 sub->state = UMIDI_ST_UNKNOWN;
5668 sub->state = UMIDI_ST_UNKNOWN;
5671 } else if (b >= 0x80) {
5673 if ((b >= 0xc0) && (b <= 0xdf)) {
5674 sub->state = UMIDI_ST_1PARAM;
5676 sub->state = UMIDI_ST_2PARAM_1;
5678 } else { /* b < 0x80 */
5679 switch (sub->state) {
5680 case UMIDI_ST_1PARAM:
5681 if (sub->temp_1[1] < 0xf0) {
5682 p0 |= sub->temp_1[1] >> 4;
5685 sub->state = UMIDI_ST_UNKNOWN;
5687 sub->temp_1[0] = p0;
5690 sub->temp_cmd = sub->temp_1;
5692 case UMIDI_ST_2PARAM_1:
5694 sub->state = UMIDI_ST_2PARAM_2;
5696 case UMIDI_ST_2PARAM_2:
5697 if (sub->temp_1[1] < 0xf0) {
5698 p0 |= sub->temp_1[1] >> 4;
5699 sub->state = UMIDI_ST_2PARAM_1;
5702 sub->state = UMIDI_ST_UNKNOWN;
5704 sub->temp_1[0] = p0;
5706 sub->temp_cmd = sub->temp_1;
5708 case UMIDI_ST_SYSEX_0:
5710 sub->state = UMIDI_ST_SYSEX_1;
5712 case UMIDI_ST_SYSEX_1:
5714 sub->state = UMIDI_ST_SYSEX_2;
5716 case UMIDI_ST_SYSEX_2:
5717 sub->temp_1[0] = p0 | 0x04;
5719 sub->temp_cmd = sub->temp_1;
5720 sub->state = UMIDI_ST_SYSEX_0;
5730 umidi_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
5732 struct umidi_chan *chan = usbd_xfer_softc(xfer);
5733 struct umidi_sub_chan *sub;
5734 struct usb_page_cache *pc;
5738 uint8_t start_cable;
5742 usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
5745 * NOTE: Some MIDI devices only accept 4 bytes of data per
5746 * short terminated USB transfer.
5748 switch (USB_GET_STATE(xfer)) {
5749 case USB_ST_TRANSFERRED:
5750 DPRINTF("actlen=%d bytes\n", len);
5756 nframes = 0; /* reset */
5757 start_cable = chan->curr_cable;
5759 pc = usbd_xfer_get_frame(xfer, 0);
5763 /* round robin de-queueing */
5765 sub = &chan->sub[chan->curr_cable];
5767 if (sub->write_open) {
5768 usb_fifo_get_data_linear(sub->fifo.fp[USB_FIFO_TX],
5769 &buf, 1, &actlen, 0);
5778 DPRINTF("byte=0x%02x from FIFO %u\n", buf,
5779 (unsigned int)chan->curr_cable);
5781 if (umidi_convert_to_usb(sub, chan->curr_cable, buf)) {
5783 DPRINTF("sub=0x%02x 0x%02x 0x%02x 0x%02x\n",
5784 sub->temp_cmd[0], sub->temp_cmd[1],
5785 sub->temp_cmd[2], sub->temp_cmd[3]);
5787 usbd_copy_in(pc, nframes * 4, sub->temp_cmd, 4);
5791 if ((nframes >= UMIDI_TX_FRAMES) || (chan->single_command != 0))
5799 if (chan->curr_cable >= chan->max_emb_jack)
5800 chan->curr_cable = 0;
5802 if (chan->curr_cable == start_cable) {
5810 DPRINTF("Transferring %d frames\n", (int)nframes);
5811 usbd_xfer_set_frame_len(xfer, 0, 4 * nframes);
5812 usbd_transfer_submit(xfer);
5816 default: /* Error */
5818 DPRINTF("error=%s\n", usbd_errstr(error));
5820 if (error != USB_ERR_CANCELLED) {
5821 /* try to clear stall first */
5822 usbd_xfer_set_stall(xfer);
5829 static struct umidi_sub_chan *
5830 umidi_sub_by_fifo(struct usb_fifo *fifo)
5832 struct umidi_chan *chan = usb_fifo_softc(fifo);
5833 struct umidi_sub_chan *sub;
5836 for (n = 0; n < UMIDI_EMB_JACK_MAX; n++) {
5837 sub = &chan->sub[n];
5838 if ((sub->fifo.fp[USB_FIFO_RX] == fifo) ||
5839 (sub->fifo.fp[USB_FIFO_TX] == fifo)) {
5844 panic("%s:%d cannot find usb_fifo!\n",
5845 __FILE__, __LINE__);
5851 umidi_start_read(struct usb_fifo *fifo)
5853 struct umidi_chan *chan = usb_fifo_softc(fifo);
5855 usbd_transfer_start(chan->xfer[UMIDI_RX_TRANSFER]);
5859 umidi_stop_read(struct usb_fifo *fifo)
5861 struct umidi_chan *chan = usb_fifo_softc(fifo);
5862 struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo);
5868 if (--(chan->read_open_refcount) == 0) {
5870 * XXX don't stop the read transfer here, hence that causes
5871 * problems with some MIDI adapters
5873 DPRINTF("(stopping read transfer)\n");
5878 umidi_start_write(struct usb_fifo *fifo)
5880 struct umidi_chan *chan = usb_fifo_softc(fifo);
5882 if (chan->xfer[UMIDI_TX_TRANSFER] == NULL) {
5887 usb_fifo_get_data_linear(fifo, buf, 1, &actlen, 0);
5888 } while (actlen > 0);
5890 usbd_transfer_start(chan->xfer[UMIDI_TX_TRANSFER]);
5895 umidi_stop_write(struct usb_fifo *fifo)
5897 struct umidi_chan *chan = usb_fifo_softc(fifo);
5898 struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo);
5902 sub->write_open = 0;
5904 if (--(chan->write_open_refcount) == 0) {
5905 DPRINTF("(stopping write transfer)\n");
5906 usbd_transfer_stop(chan->xfer[UMIDI_TX_TRANSFER]);
5911 umidi_open(struct usb_fifo *fifo, int fflags)
5913 struct umidi_chan *chan = usb_fifo_softc(fifo);
5914 struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo);
5916 if (fflags & FREAD) {
5917 if (usb_fifo_alloc_buffer(fifo, 4, (1024 / 4))) {
5920 mtx_lock(&chan->mtx);
5921 chan->read_open_refcount++;
5923 mtx_unlock(&chan->mtx);
5925 if (fflags & FWRITE) {
5926 if (usb_fifo_alloc_buffer(fifo, 32, (1024 / 32))) {
5929 /* clear stall first */
5930 mtx_lock(&chan->mtx);
5931 chan->write_open_refcount++;
5932 sub->write_open = 1;
5935 sub->state = UMIDI_ST_UNKNOWN;
5936 mtx_unlock(&chan->mtx);
5938 return (0); /* success */
5942 umidi_close(struct usb_fifo *fifo, int fflags)
5944 if (fflags & FREAD) {
5945 usb_fifo_free_buffer(fifo);
5947 if (fflags & FWRITE) {
5948 usb_fifo_free_buffer(fifo);
5954 umidi_ioctl(struct usb_fifo *fifo, u_long cmd, void *data,
5961 umidi_init(device_t dev)
5963 struct uaudio_softc *sc = device_get_softc(dev);
5964 struct umidi_chan *chan = &sc->sc_midi_chan;
5966 mtx_init(&chan->mtx, "umidi lock", NULL, MTX_DEF | MTX_RECURSE);
5969 static struct usb_fifo_methods umidi_fifo_methods = {
5970 .f_start_read = &umidi_start_read,
5971 .f_start_write = &umidi_start_write,
5972 .f_stop_read = &umidi_stop_read,
5973 .f_stop_write = &umidi_stop_write,
5974 .f_open = &umidi_open,
5975 .f_close = &umidi_close,
5976 .f_ioctl = &umidi_ioctl,
5977 .basename[0] = "umidi",
5981 umidi_probe(device_t dev)
5983 struct uaudio_softc *sc = device_get_softc(dev);
5984 struct usb_attach_arg *uaa = device_get_ivars(dev);
5985 struct umidi_chan *chan = &sc->sc_midi_chan;
5986 struct umidi_sub_chan *sub;
5987 int unit = device_get_unit(dev);
5991 if (usb_test_quirk(uaa, UQ_SINGLE_CMD_MIDI))
5992 chan->single_command = 1;
5994 if (usbd_set_alt_interface_index(sc->sc_udev, chan->iface_index,
5995 chan->iface_alt_index)) {
5996 DPRINTF("setting of alternate index failed!\n");
5999 usbd_set_parent_iface(sc->sc_udev, chan->iface_index,
6000 sc->sc_mixer_iface_index);
6002 error = usbd_transfer_setup(uaa->device, &chan->iface_index,
6003 chan->xfer, umidi_config, UMIDI_N_TRANSFER,
6006 DPRINTF("error=%s\n", usbd_errstr(error));
6009 if (chan->xfer[UMIDI_TX_TRANSFER] == NULL &&
6010 chan->xfer[UMIDI_RX_TRANSFER] == NULL) {
6011 DPRINTF("no BULK or INTERRUPT MIDI endpoint(s) found\n");
6016 * Some USB MIDI device makers couldn't resist using
6017 * wMaxPacketSize = 4 for RX and TX BULK endpoints, although
6018 * that size is an unsupported value for FULL speed BULK
6019 * endpoints. The same applies to some HIGH speed MIDI devices
6020 * which are using a wMaxPacketSize different from 512 bytes.
6022 * Refer to section 5.8.3 in USB 2.0 PDF: Cite: "All Host
6023 * Controllers are required to have support for 8-, 16-, 32-,
6024 * and 64-byte maximum packet sizes for full-speed bulk
6025 * endpoints and 512 bytes for high-speed bulk endpoints."
6027 if (chan->xfer[UMIDI_TX_TRANSFER] != NULL &&
6028 usbd_xfer_maxp_was_clamped(chan->xfer[UMIDI_TX_TRANSFER]))
6029 chan->single_command = 1;
6031 if (chan->single_command != 0)
6032 device_printf(dev, "Single command MIDI quirk enabled\n");
6034 if ((chan->max_emb_jack == 0) ||
6035 (chan->max_emb_jack > UMIDI_EMB_JACK_MAX)) {
6036 chan->max_emb_jack = UMIDI_EMB_JACK_MAX;
6039 for (n = 0; n < chan->max_emb_jack; n++) {
6041 sub = &chan->sub[n];
6043 error = usb_fifo_attach(sc->sc_udev, chan, &chan->mtx,
6044 &umidi_fifo_methods, &sub->fifo, unit, n,
6046 UID_ROOT, GID_OPERATOR, 0644);
6052 mtx_lock(&chan->mtx);
6055 * NOTE: At least one device will not work properly unless the
6056 * BULK IN pipe is open all the time. This might have to do
6057 * about that the internal queues of the device overflow if we
6058 * don't read them regularly.
6060 usbd_transfer_start(chan->xfer[UMIDI_RX_TRANSFER]);
6062 mtx_unlock(&chan->mtx);
6064 return (0); /* success */
6067 return (ENXIO); /* failure */
6071 umidi_detach(device_t dev)
6073 struct uaudio_softc *sc = device_get_softc(dev);
6074 struct umidi_chan *chan = &sc->sc_midi_chan;
6077 for (n = 0; n < UMIDI_EMB_JACK_MAX; n++)
6078 usb_fifo_detach(&chan->sub[n].fifo);
6080 mtx_lock(&chan->mtx);
6082 usbd_transfer_stop(chan->xfer[UMIDI_RX_TRANSFER]);
6084 mtx_unlock(&chan->mtx);
6086 usbd_transfer_unsetup(chan->xfer, UMIDI_N_TRANSFER);
6088 mtx_destroy(&chan->mtx);
6094 uaudio_hid_rx_callback(struct usb_xfer *xfer, usb_error_t error)
6096 struct uaudio_softc *sc = usbd_xfer_softc(xfer);
6097 const uint8_t *buffer = usbd_xfer_get_frame_buffer(xfer, 0);
6098 struct snd_mixer *m;
6102 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
6104 switch (USB_GET_STATE(xfer)) {
6105 case USB_ST_TRANSFERRED:
6106 DPRINTF("actlen=%d\n", actlen);
6109 (sc->sc_hid.flags & UAUDIO_HID_HAS_ID)) {
6117 m = sc->sc_child[0].mixer_dev;
6119 if ((sc->sc_hid.flags & UAUDIO_HID_HAS_MUTE) &&
6120 (sc->sc_hid.mute_id == id) &&
6121 hid_get_data(buffer, actlen,
6122 &sc->sc_hid.mute_loc)) {
6124 DPRINTF("Mute toggle\n");
6126 mixer_hwvol_mute_locked(m);
6129 if ((sc->sc_hid.flags & UAUDIO_HID_HAS_VOLUME_UP) &&
6130 (sc->sc_hid.volume_up_id == id) &&
6131 hid_get_data(buffer, actlen,
6132 &sc->sc_hid.volume_up_loc)) {
6134 DPRINTF("Volume Up\n");
6136 mixer_hwvol_step_locked(m, 1, 1);
6139 if ((sc->sc_hid.flags & UAUDIO_HID_HAS_VOLUME_DOWN) &&
6140 (sc->sc_hid.volume_down_id == id) &&
6141 hid_get_data(buffer, actlen,
6142 &sc->sc_hid.volume_down_loc)) {
6144 DPRINTF("Volume Down\n");
6146 mixer_hwvol_step_locked(m, -1, -1);
6151 /* check if we can put more data into the FIFO */
6152 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
6153 usbd_transfer_submit(xfer);
6156 default: /* Error */
6158 DPRINTF("error=%s\n", usbd_errstr(error));
6160 if (error != USB_ERR_CANCELLED) {
6161 /* try to clear stall first */
6162 usbd_xfer_set_stall(xfer);
6170 uaudio_hid_probe(struct uaudio_softc *sc,
6171 struct usb_attach_arg *uaa)
6179 if (!(sc->sc_hid.flags & UAUDIO_HID_VALID))
6182 if (sc->sc_child[0].mixer_lock == NULL)
6185 /* Get HID descriptor */
6186 error = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr,
6187 &d_len, M_TEMP, sc->sc_hid.iface_index);
6190 DPRINTF("error reading report description\n");
6194 /* check if there is an ID byte */
6195 hid_report_size(d_ptr, d_len, hid_input, &id);
6198 sc->sc_hid.flags |= UAUDIO_HID_HAS_ID;
6200 if (hid_locate(d_ptr, d_len,
6201 HID_USAGE2(HUP_CONSUMER, 0xE9 /* Volume Increment */),
6202 hid_input, 0, &sc->sc_hid.volume_up_loc, &flags,
6203 &sc->sc_hid.volume_up_id)) {
6204 if (flags & HIO_VARIABLE)
6205 sc->sc_hid.flags |= UAUDIO_HID_HAS_VOLUME_UP;
6206 DPRINTFN(1, "Found Volume Up key\n");
6209 if (hid_locate(d_ptr, d_len,
6210 HID_USAGE2(HUP_CONSUMER, 0xEA /* Volume Decrement */),
6211 hid_input, 0, &sc->sc_hid.volume_down_loc, &flags,
6212 &sc->sc_hid.volume_down_id)) {
6213 if (flags & HIO_VARIABLE)
6214 sc->sc_hid.flags |= UAUDIO_HID_HAS_VOLUME_DOWN;
6215 DPRINTFN(1, "Found Volume Down key\n");
6218 if (hid_locate(d_ptr, d_len,
6219 HID_USAGE2(HUP_CONSUMER, 0xE2 /* Mute */),
6220 hid_input, 0, &sc->sc_hid.mute_loc, &flags,
6221 &sc->sc_hid.mute_id)) {
6222 if (flags & HIO_VARIABLE)
6223 sc->sc_hid.flags |= UAUDIO_HID_HAS_MUTE;
6224 DPRINTFN(1, "Found Mute key\n");
6227 free(d_ptr, M_TEMP);
6229 if (!(sc->sc_hid.flags & (UAUDIO_HID_HAS_VOLUME_UP |
6230 UAUDIO_HID_HAS_VOLUME_DOWN |
6231 UAUDIO_HID_HAS_MUTE))) {
6232 DPRINTFN(1, "Did not find any volume related keys\n");
6236 /* prevent the uhid driver from attaching */
6237 usbd_set_parent_iface(uaa->device, sc->sc_hid.iface_index,
6238 sc->sc_mixer_iface_index);
6240 /* allocate USB transfers */
6241 error = usbd_transfer_setup(uaa->device, &sc->sc_hid.iface_index,
6242 sc->sc_hid.xfer, uaudio_hid_config, UAUDIO_HID_N_TRANSFER,
6243 sc, sc->sc_child[0].mixer_lock);
6245 DPRINTF("error=%s\n", usbd_errstr(error));
6252 uaudio_hid_detach(struct uaudio_softc *sc)
6254 usbd_transfer_unsetup(sc->sc_hid.xfer, UAUDIO_HID_N_TRANSFER);
6257 DRIVER_MODULE_ORDERED(uaudio, uhub, uaudio_driver, uaudio_devclass, NULL, 0, SI_ORDER_ANY);
6258 MODULE_DEPEND(uaudio, usb, 1, 1, 1);
6259 MODULE_DEPEND(uaudio, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
6260 MODULE_VERSION(uaudio, 1);
6261 USB_PNP_HOST_INFO(uaudio_devs);
6262 USB_PNP_HOST_INFO(uaudio_vendor_midi);