| 1 | /* $NetBSD: uaudio.c,v 1.147 2016/07/07 06:55:42 msaitoh Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1999, 2012 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Lennart Augustsson (lennart@augustsson.net) at |
| 9 | * Carlstedt Research & Technology, and Matthew R. Green (mrg@eterna.com.au). |
| 10 | * |
| 11 | * Redistribution and use in source and binary forms, with or without |
| 12 | * modification, are permitted provided that the following conditions |
| 13 | * are met: |
| 14 | * 1. Redistributions of source code must retain the above copyright |
| 15 | * notice, this list of conditions and the following disclaimer. |
| 16 | * 2. Redistributions in binary form must reproduce the above copyright |
| 17 | * notice, this list of conditions and the following disclaimer in the |
| 18 | * documentation and/or other materials provided with the distribution. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 30 | * POSSIBILITY OF SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | /* |
| 34 | * USB audio specs: http://www.usb.org/developers/docs/devclass_docs/audio10.pdf |
| 35 | * http://www.usb.org/developers/docs/devclass_docs/frmts10.pdf |
| 36 | * http://www.usb.org/developers/docs/devclass_docs/termt10.pdf |
| 37 | */ |
| 38 | |
| 39 | #include <sys/cdefs.h> |
| 40 | __KERNEL_RCSID(0, "$NetBSD: uaudio.c,v 1.147 2016/07/07 06:55:42 msaitoh Exp $" ); |
| 41 | |
| 42 | #ifdef _KERNEL_OPT |
| 43 | #include "opt_usb.h" |
| 44 | #endif |
| 45 | |
| 46 | #include <sys/param.h> |
| 47 | #include <sys/systm.h> |
| 48 | #include <sys/kernel.h> |
| 49 | #include <sys/malloc.h> |
| 50 | #include <sys/device.h> |
| 51 | #include <sys/ioctl.h> |
| 52 | #include <sys/file.h> |
| 53 | #include <sys/reboot.h> /* for bootverbose */ |
| 54 | #include <sys/select.h> |
| 55 | #include <sys/proc.h> |
| 56 | #include <sys/vnode.h> |
| 57 | #include <sys/poll.h> |
| 58 | #include <sys/module.h> |
| 59 | #include <sys/bus.h> |
| 60 | #include <sys/cpu.h> |
| 61 | #include <sys/atomic.h> |
| 62 | |
| 63 | #include <sys/audioio.h> |
| 64 | #include <dev/audio_if.h> |
| 65 | #include <dev/audiovar.h> |
| 66 | #include <dev/mulaw.h> |
| 67 | #include <dev/auconv.h> |
| 68 | |
| 69 | #include <dev/usb/usb.h> |
| 70 | #include <dev/usb/usbdi.h> |
| 71 | #include <dev/usb/usbdivar.h> |
| 72 | #include <dev/usb/usbdi_util.h> |
| 73 | #include <dev/usb/usb_quirks.h> |
| 74 | |
| 75 | #include <dev/usb/usbdevs.h> |
| 76 | |
| 77 | #include <dev/usb/uaudioreg.h> |
| 78 | |
| 79 | /* #define UAUDIO_DEBUG */ |
| 80 | /* #define UAUDIO_MULTIPLE_ENDPOINTS */ |
| 81 | #ifdef UAUDIO_DEBUG |
| 82 | #define DPRINTF(x,y...) do { \ |
| 83 | if (uaudiodebug) { \ |
| 84 | struct lwp *l = curlwp; \ |
| 85 | printf("%s[%d:%d]: "x, __func__, l->l_proc->p_pid, l->l_lid, y); \ |
| 86 | } \ |
| 87 | } while (0) |
| 88 | #define DPRINTFN_CLEAN(n,x...) do { \ |
| 89 | if (uaudiodebug > (n)) \ |
| 90 | printf(x); \ |
| 91 | } while (0) |
| 92 | #define DPRINTFN(n,x,y...) do { \ |
| 93 | if (uaudiodebug > (n)) { \ |
| 94 | struct lwp *l = curlwp; \ |
| 95 | printf("%s[%d:%d]: "x, __func__, l->l_proc->p_pid, l->l_lid, y); \ |
| 96 | } \ |
| 97 | } while (0) |
| 98 | int uaudiodebug = 0; |
| 99 | #else |
| 100 | #define DPRINTF(x,y...) |
| 101 | #define DPRINTFN_CLEAN(n,x...) |
| 102 | #define DPRINTFN(n,x,y...) |
| 103 | #endif |
| 104 | |
| 105 | #define UAUDIO_NCHANBUFS 6 /* number of outstanding request */ |
| 106 | #define UAUDIO_NFRAMES 10 /* ms of sound in each request */ |
| 107 | |
| 108 | |
| 109 | #define MIX_MAX_CHAN 8 |
| 110 | struct mixerctl { |
| 111 | uint16_t wValue[MIX_MAX_CHAN]; /* using nchan */ |
| 112 | uint16_t wIndex; |
| 113 | uint8_t nchan; |
| 114 | uint8_t type; |
| 115 | #define MIX_ON_OFF 1 |
| 116 | #define MIX_SIGNED_16 2 |
| 117 | #define MIX_UNSIGNED_16 3 |
| 118 | #define MIX_SIGNED_8 4 |
| 119 | #define MIX_SELECTOR 5 |
| 120 | #define MIX_SIZE(n) ((n) == MIX_SIGNED_16 || (n) == MIX_UNSIGNED_16 ? 2 : 1) |
| 121 | #define MIX_UNSIGNED(n) ((n) == MIX_UNSIGNED_16) |
| 122 | int minval, maxval; |
| 123 | u_int delta; |
| 124 | u_int mul; |
| 125 | uint8_t class; |
| 126 | char ctlname[MAX_AUDIO_DEV_LEN]; |
| 127 | const char *ctlunit; |
| 128 | }; |
| 129 | #define MAKE(h,l) (((h) << 8) | (l)) |
| 130 | |
| 131 | struct as_info { |
| 132 | uint8_t alt; |
| 133 | uint8_t encoding; |
| 134 | uint8_t attributes; /* Copy of bmAttributes of |
| 135 | * usb_audio_streaming_endpoint_descriptor |
| 136 | */ |
| 137 | struct usbd_interface * ifaceh; |
| 138 | const usb_interface_descriptor_t *idesc; |
| 139 | const usb_endpoint_descriptor_audio_t *edesc; |
| 140 | const usb_endpoint_descriptor_audio_t *edesc1; |
| 141 | const struct usb_audio_streaming_type1_descriptor *asf1desc; |
| 142 | struct audio_format *aformat; |
| 143 | int sc_busy; /* currently used */ |
| 144 | }; |
| 145 | |
| 146 | struct chan { |
| 147 | void (*intr)(void *); /* DMA completion intr handler */ |
| 148 | void *arg; /* arg for intr() */ |
| 149 | struct usbd_pipe *pipe; |
| 150 | struct usbd_pipe *sync_pipe; |
| 151 | |
| 152 | u_int sample_size; |
| 153 | u_int sample_rate; |
| 154 | u_int bytes_per_frame; |
| 155 | u_int fraction; /* fraction/1000 is the extra samples/frame */ |
| 156 | u_int residue; /* accumulates the fractional samples */ |
| 157 | |
| 158 | u_char *start; /* upper layer buffer start */ |
| 159 | u_char *end; /* upper layer buffer end */ |
| 160 | u_char *cur; /* current position in upper layer buffer */ |
| 161 | int blksize; /* chunk size to report up */ |
| 162 | int transferred; /* transferred bytes not reported up */ |
| 163 | |
| 164 | int altidx; /* currently used altidx */ |
| 165 | |
| 166 | int curchanbuf; |
| 167 | struct chanbuf { |
| 168 | struct chan *chan; |
| 169 | struct usbd_xfer *xfer; |
| 170 | u_char *buffer; |
| 171 | uint16_t sizes[UAUDIO_NFRAMES]; |
| 172 | uint16_t offsets[UAUDIO_NFRAMES]; |
| 173 | uint16_t size; |
| 174 | } chanbufs[UAUDIO_NCHANBUFS]; |
| 175 | |
| 176 | struct uaudio_softc *sc; /* our softc */ |
| 177 | }; |
| 178 | |
| 179 | /* |
| 180 | * The MI USB audio subsystem is now MP-SAFE and expects sc_intr_lock to be |
| 181 | * held on entry the callbacks passed to uaudio_trigger_{in,out}put |
| 182 | */ |
| 183 | struct uaudio_softc { |
| 184 | device_t sc_dev; /* base device */ |
| 185 | kmutex_t sc_lock; |
| 186 | kmutex_t sc_intr_lock; |
| 187 | struct usbd_device *sc_udev; /* USB device */ |
| 188 | int sc_ac_iface; /* Audio Control interface */ |
| 189 | struct usbd_interface * sc_ac_ifaceh; |
| 190 | struct chan sc_playchan; /* play channel */ |
| 191 | struct chan sc_recchan; /* record channel */ |
| 192 | int sc_nullalt; |
| 193 | int sc_audio_rev; |
| 194 | struct as_info *sc_alts; /* alternate settings */ |
| 195 | int sc_nalts; /* # of alternate settings */ |
| 196 | int sc_altflags; |
| 197 | #define HAS_8 0x01 |
| 198 | #define HAS_16 0x02 |
| 199 | #define HAS_8U 0x04 |
| 200 | #define HAS_ALAW 0x08 |
| 201 | #define HAS_MULAW 0x10 |
| 202 | #define UA_NOFRAC 0x20 /* don't do sample rate adjustment */ |
| 203 | #define HAS_24 0x40 |
| 204 | int sc_mode; /* play/record capability */ |
| 205 | struct mixerctl *sc_ctls; /* mixer controls */ |
| 206 | int sc_nctls; /* # of mixer controls */ |
| 207 | device_t sc_audiodev; |
| 208 | struct audio_format *sc_formats; |
| 209 | int sc_nformats; |
| 210 | struct audio_encoding_set *sc_encodings; |
| 211 | u_int sc_channel_config; |
| 212 | char sc_dying; |
| 213 | struct audio_device sc_adev; |
| 214 | }; |
| 215 | |
| 216 | struct terminal_list { |
| 217 | int size; |
| 218 | uint16_t terminals[1]; |
| 219 | }; |
| 220 | #define TERMINAL_LIST_SIZE(N) (offsetof(struct terminal_list, terminals) \ |
| 221 | + sizeof(uint16_t) * (N)) |
| 222 | |
| 223 | struct io_terminal { |
| 224 | union { |
| 225 | const uaudio_cs_descriptor_t *desc; |
| 226 | const struct usb_audio_input_terminal *it; |
| 227 | const struct usb_audio_output_terminal *ot; |
| 228 | const struct usb_audio_mixer_unit *mu; |
| 229 | const struct usb_audio_selector_unit *su; |
| 230 | const struct usb_audio_feature_unit *fu; |
| 231 | const struct usb_audio_processing_unit *pu; |
| 232 | const struct usb_audio_extension_unit *eu; |
| 233 | } d; |
| 234 | int inputs_size; |
| 235 | struct terminal_list **inputs; /* list of source input terminals */ |
| 236 | struct terminal_list *output; /* list of destination output terminals */ |
| 237 | int direct; /* directly connected to an output terminal */ |
| 238 | }; |
| 239 | |
| 240 | #define UAC_OUTPUT 0 |
| 241 | #define UAC_INPUT 1 |
| 242 | #define UAC_EQUAL 2 |
| 243 | #define UAC_RECORD 3 |
| 244 | #define UAC_NCLASSES 4 |
| 245 | #ifdef UAUDIO_DEBUG |
| 246 | Static const char *uac_names[] = { |
| 247 | AudioCoutputs, AudioCinputs, AudioCequalization, AudioCrecord, |
| 248 | }; |
| 249 | #endif |
| 250 | |
| 251 | #ifdef UAUDIO_DEBUG |
| 252 | Static void uaudio_dump_tml |
| 253 | (struct terminal_list *tml); |
| 254 | #endif |
| 255 | Static usbd_status uaudio_identify_ac |
| 256 | (struct uaudio_softc *, const usb_config_descriptor_t *); |
| 257 | Static usbd_status uaudio_identify_as |
| 258 | (struct uaudio_softc *, const usb_config_descriptor_t *); |
| 259 | Static usbd_status uaudio_process_as |
| 260 | (struct uaudio_softc *, const char *, int *, int, |
| 261 | const usb_interface_descriptor_t *); |
| 262 | |
| 263 | Static void uaudio_add_alt(struct uaudio_softc *, const struct as_info *); |
| 264 | |
| 265 | Static const usb_interface_descriptor_t *uaudio_find_iface |
| 266 | (const char *, int, int *, int); |
| 267 | |
| 268 | Static void uaudio_mixer_add_ctl(struct uaudio_softc *, struct mixerctl *); |
| 269 | Static char *uaudio_id_name |
| 270 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 271 | #ifdef UAUDIO_DEBUG |
| 272 | Static void uaudio_dump_cluster(const struct usb_audio_cluster *); |
| 273 | #endif |
| 274 | Static struct usb_audio_cluster uaudio_get_cluster |
| 275 | (int, const struct io_terminal *); |
| 276 | Static void uaudio_add_input |
| 277 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 278 | Static void uaudio_add_output |
| 279 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 280 | Static void uaudio_add_mixer |
| 281 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 282 | Static void uaudio_add_selector |
| 283 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 284 | #ifdef UAUDIO_DEBUG |
| 285 | Static const char *uaudio_get_terminal_name(int); |
| 286 | #endif |
| 287 | Static int uaudio_determine_class |
| 288 | (const struct io_terminal *, struct mixerctl *); |
| 289 | Static const char *uaudio_feature_name |
| 290 | (const struct io_terminal *, struct mixerctl *); |
| 291 | Static void uaudio_add_feature |
| 292 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 293 | Static void uaudio_add_processing_updown |
| 294 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 295 | Static void uaudio_add_processing |
| 296 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 297 | Static void uaudio_add_extension |
| 298 | (struct uaudio_softc *, const struct io_terminal *, int); |
| 299 | Static struct terminal_list *uaudio_merge_terminal_list |
| 300 | (const struct io_terminal *); |
| 301 | Static struct terminal_list *uaudio_io_terminaltype |
| 302 | (int, struct io_terminal *, int); |
| 303 | Static usbd_status uaudio_identify |
| 304 | (struct uaudio_softc *, const usb_config_descriptor_t *); |
| 305 | |
| 306 | Static int uaudio_signext(int, int); |
| 307 | Static int uaudio_value2bsd(struct mixerctl *, int); |
| 308 | Static int uaudio_bsd2value(struct mixerctl *, int); |
| 309 | Static int uaudio_get(struct uaudio_softc *, int, int, int, int, int); |
| 310 | Static int uaudio_ctl_get |
| 311 | (struct uaudio_softc *, int, struct mixerctl *, int); |
| 312 | Static void uaudio_set |
| 313 | (struct uaudio_softc *, int, int, int, int, int, int); |
| 314 | Static void uaudio_ctl_set |
| 315 | (struct uaudio_softc *, int, struct mixerctl *, int, int); |
| 316 | |
| 317 | Static usbd_status uaudio_set_speed(struct uaudio_softc *, int, u_int); |
| 318 | |
| 319 | Static usbd_status uaudio_chan_open(struct uaudio_softc *, struct chan *); |
| 320 | Static void uaudio_chan_abort(struct uaudio_softc *, struct chan *); |
| 321 | Static void uaudio_chan_close(struct uaudio_softc *, struct chan *); |
| 322 | Static usbd_status uaudio_chan_alloc_buffers |
| 323 | (struct uaudio_softc *, struct chan *); |
| 324 | Static void uaudio_chan_free_buffers(struct uaudio_softc *, struct chan *); |
| 325 | Static void uaudio_chan_init |
| 326 | (struct chan *, int, const struct audio_params *, int); |
| 327 | Static void uaudio_chan_set_param(struct chan *, u_char *, u_char *, int); |
| 328 | Static void uaudio_chan_ptransfer(struct chan *); |
| 329 | Static void uaudio_chan_pintr |
| 330 | (struct usbd_xfer *, void *, usbd_status); |
| 331 | |
| 332 | Static void uaudio_chan_rtransfer(struct chan *); |
| 333 | Static void uaudio_chan_rintr |
| 334 | (struct usbd_xfer *, void *, usbd_status); |
| 335 | |
| 336 | Static int uaudio_open(void *, int); |
| 337 | Static void uaudio_close(void *); |
| 338 | Static int uaudio_drain(void *); |
| 339 | Static int uaudio_query_encoding(void *, struct audio_encoding *); |
| 340 | Static int uaudio_set_params |
| 341 | (void *, int, int, struct audio_params *, struct audio_params *, |
| 342 | stream_filter_list_t *, stream_filter_list_t *); |
| 343 | Static int uaudio_round_blocksize(void *, int, int, const audio_params_t *); |
| 344 | Static int uaudio_trigger_output |
| 345 | (void *, void *, void *, int, void (*)(void *), void *, |
| 346 | const audio_params_t *); |
| 347 | Static int uaudio_trigger_input |
| 348 | (void *, void *, void *, int, void (*)(void *), void *, |
| 349 | const audio_params_t *); |
| 350 | Static int uaudio_halt_in_dma(void *); |
| 351 | Static int uaudio_halt_out_dma(void *); |
| 352 | Static int uaudio_getdev(void *, struct audio_device *); |
| 353 | Static int uaudio_mixer_set_port(void *, mixer_ctrl_t *); |
| 354 | Static int uaudio_mixer_get_port(void *, mixer_ctrl_t *); |
| 355 | Static int uaudio_query_devinfo(void *, mixer_devinfo_t *); |
| 356 | Static int uaudio_get_props(void *); |
| 357 | Static void uaudio_get_locks(void *, kmutex_t **, kmutex_t **); |
| 358 | |
| 359 | Static const struct audio_hw_if uaudio_hw_if = { |
| 360 | uaudio_open, |
| 361 | uaudio_close, |
| 362 | uaudio_drain, |
| 363 | uaudio_query_encoding, |
| 364 | uaudio_set_params, |
| 365 | uaudio_round_blocksize, |
| 366 | NULL, |
| 367 | NULL, |
| 368 | NULL, |
| 369 | NULL, |
| 370 | NULL, |
| 371 | uaudio_halt_out_dma, |
| 372 | uaudio_halt_in_dma, |
| 373 | NULL, |
| 374 | uaudio_getdev, |
| 375 | NULL, |
| 376 | uaudio_mixer_set_port, |
| 377 | uaudio_mixer_get_port, |
| 378 | uaudio_query_devinfo, |
| 379 | NULL, |
| 380 | NULL, |
| 381 | NULL, |
| 382 | NULL, |
| 383 | uaudio_get_props, |
| 384 | uaudio_trigger_output, |
| 385 | uaudio_trigger_input, |
| 386 | NULL, |
| 387 | uaudio_get_locks, |
| 388 | }; |
| 389 | |
| 390 | int uaudio_match(device_t, cfdata_t, void *); |
| 391 | void uaudio_attach(device_t, device_t, void *); |
| 392 | int uaudio_detach(device_t, int); |
| 393 | void uaudio_childdet(device_t, device_t); |
| 394 | int uaudio_activate(device_t, enum devact); |
| 395 | |
| 396 | extern struct cfdriver uaudio_cd; |
| 397 | |
| 398 | CFATTACH_DECL2_NEW(uaudio, sizeof(struct uaudio_softc), |
| 399 | uaudio_match, uaudio_attach, uaudio_detach, uaudio_activate, NULL, |
| 400 | uaudio_childdet); |
| 401 | |
| 402 | int |
| 403 | uaudio_match(device_t parent, cfdata_t match, void *aux) |
| 404 | { |
| 405 | struct usbif_attach_arg *uiaa = aux; |
| 406 | |
| 407 | /* Trigger on the control interface. */ |
| 408 | if (uiaa->uiaa_class != UICLASS_AUDIO || |
| 409 | uiaa->uiaa_subclass != UISUBCLASS_AUDIOCONTROL || |
| 410 | (usbd_get_quirks(uiaa->uiaa_device)->uq_flags & UQ_BAD_AUDIO)) |
| 411 | return UMATCH_NONE; |
| 412 | |
| 413 | return UMATCH_IFACECLASS_IFACESUBCLASS; |
| 414 | } |
| 415 | |
| 416 | void |
| 417 | uaudio_attach(device_t parent, device_t self, void *aux) |
| 418 | { |
| 419 | struct uaudio_softc *sc = device_private(self); |
| 420 | struct usbif_attach_arg *uiaa = aux; |
| 421 | usb_interface_descriptor_t *id; |
| 422 | usb_config_descriptor_t *cdesc; |
| 423 | char *devinfop; |
| 424 | usbd_status err; |
| 425 | int i, j, found; |
| 426 | |
| 427 | sc->sc_dev = self; |
| 428 | sc->sc_udev = uiaa->uiaa_device; |
| 429 | mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); |
| 430 | mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_SOFTUSB); |
| 431 | |
| 432 | strlcpy(sc->sc_adev.name, "USB audio" , sizeof(sc->sc_adev.name)); |
| 433 | strlcpy(sc->sc_adev.version, "" , sizeof(sc->sc_adev.version)); |
| 434 | snprintf(sc->sc_adev.config, sizeof(sc->sc_adev.config), "usb:%08x" , |
| 435 | sc->sc_udev->ud_cookie.cookie); |
| 436 | |
| 437 | aprint_naive("\n" ); |
| 438 | aprint_normal("\n" ); |
| 439 | |
| 440 | devinfop = usbd_devinfo_alloc(uiaa->uiaa_device, 0); |
| 441 | aprint_normal_dev(self, "%s\n" , devinfop); |
| 442 | usbd_devinfo_free(devinfop); |
| 443 | |
| 444 | cdesc = usbd_get_config_descriptor(sc->sc_udev); |
| 445 | if (cdesc == NULL) { |
| 446 | aprint_error_dev(self, |
| 447 | "failed to get configuration descriptor\n" ); |
| 448 | return; |
| 449 | } |
| 450 | |
| 451 | err = uaudio_identify(sc, cdesc); |
| 452 | if (err) { |
| 453 | aprint_error_dev(self, |
| 454 | "audio descriptors make no sense, error=%d\n" , err); |
| 455 | return; |
| 456 | } |
| 457 | |
| 458 | sc->sc_ac_ifaceh = uiaa->uiaa_iface; |
| 459 | /* Pick up the AS interface. */ |
| 460 | for (i = 0; i < uiaa->uiaa_nifaces; i++) { |
| 461 | if (uiaa->uiaa_ifaces[i] == NULL) |
| 462 | continue; |
| 463 | id = usbd_get_interface_descriptor(uiaa->uiaa_ifaces[i]); |
| 464 | if (id == NULL) |
| 465 | continue; |
| 466 | found = 0; |
| 467 | for (j = 0; j < sc->sc_nalts; j++) { |
| 468 | if (id->bInterfaceNumber == |
| 469 | sc->sc_alts[j].idesc->bInterfaceNumber) { |
| 470 | sc->sc_alts[j].ifaceh = uiaa->uiaa_ifaces[i]; |
| 471 | found = 1; |
| 472 | } |
| 473 | } |
| 474 | if (found) |
| 475 | uiaa->uiaa_ifaces[i] = NULL; |
| 476 | } |
| 477 | |
| 478 | for (j = 0; j < sc->sc_nalts; j++) { |
| 479 | if (sc->sc_alts[j].ifaceh == NULL) { |
| 480 | aprint_error_dev(self, |
| 481 | "alt %d missing AS interface(s)\n" , j); |
| 482 | return; |
| 483 | } |
| 484 | } |
| 485 | |
| 486 | aprint_normal_dev(self, "audio rev %d.%02x\n" , |
| 487 | sc->sc_audio_rev >> 8, sc->sc_audio_rev & 0xff); |
| 488 | |
| 489 | sc->sc_playchan.sc = sc->sc_recchan.sc = sc; |
| 490 | sc->sc_playchan.altidx = -1; |
| 491 | sc->sc_recchan.altidx = -1; |
| 492 | |
| 493 | if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_FRAC) |
| 494 | sc->sc_altflags |= UA_NOFRAC; |
| 495 | |
| 496 | #ifndef UAUDIO_DEBUG |
| 497 | if (bootverbose) |
| 498 | #endif |
| 499 | aprint_normal_dev(self, "%d mixer controls\n" , |
| 500 | sc->sc_nctls); |
| 501 | |
| 502 | usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, sc->sc_dev); |
| 503 | |
| 504 | DPRINTF("%s" , "doing audio_attach_mi\n" ); |
| 505 | sc->sc_audiodev = audio_attach_mi(&uaudio_hw_if, sc, sc->sc_dev); |
| 506 | |
| 507 | return; |
| 508 | } |
| 509 | |
| 510 | int |
| 511 | uaudio_activate(device_t self, enum devact act) |
| 512 | { |
| 513 | struct uaudio_softc *sc = device_private(self); |
| 514 | |
| 515 | switch (act) { |
| 516 | case DVACT_DEACTIVATE: |
| 517 | sc->sc_dying = 1; |
| 518 | return 0; |
| 519 | default: |
| 520 | return EOPNOTSUPP; |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | void |
| 525 | uaudio_childdet(device_t self, device_t child) |
| 526 | { |
| 527 | struct uaudio_softc *sc = device_private(self); |
| 528 | |
| 529 | KASSERT(sc->sc_audiodev == child); |
| 530 | sc->sc_audiodev = NULL; |
| 531 | } |
| 532 | |
| 533 | int |
| 534 | uaudio_detach(device_t self, int flags) |
| 535 | { |
| 536 | struct uaudio_softc *sc = device_private(self); |
| 537 | int rv; |
| 538 | |
| 539 | rv = 0; |
| 540 | /* Wait for outstanding requests to complete. */ |
| 541 | usbd_delay_ms(sc->sc_udev, UAUDIO_NCHANBUFS * UAUDIO_NFRAMES); |
| 542 | |
| 543 | if (sc->sc_audiodev != NULL) |
| 544 | rv = config_detach(sc->sc_audiodev, flags); |
| 545 | |
| 546 | usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev); |
| 547 | |
| 548 | if (sc->sc_formats != NULL) |
| 549 | kmem_free(sc->sc_formats, |
| 550 | sizeof(struct audio_format) * sc->sc_nformats); |
| 551 | auconv_delete_encodings(sc->sc_encodings); |
| 552 | |
| 553 | mutex_destroy(&sc->sc_lock); |
| 554 | mutex_destroy(&sc->sc_intr_lock); |
| 555 | |
| 556 | return rv; |
| 557 | } |
| 558 | |
| 559 | Static int |
| 560 | uaudio_query_encoding(void *addr, struct audio_encoding *fp) |
| 561 | { |
| 562 | struct uaudio_softc *sc; |
| 563 | int flags; |
| 564 | |
| 565 | sc = addr; |
| 566 | flags = sc->sc_altflags; |
| 567 | if (sc->sc_dying) |
| 568 | return EIO; |
| 569 | |
| 570 | if (sc->sc_nalts == 0 || flags == 0) |
| 571 | return ENXIO; |
| 572 | |
| 573 | return auconv_query_encoding(sc->sc_encodings, fp); |
| 574 | } |
| 575 | |
| 576 | Static const usb_interface_descriptor_t * |
| 577 | uaudio_find_iface(const char *tbuf, int size, int *offsp, int subtype) |
| 578 | { |
| 579 | const usb_interface_descriptor_t *d; |
| 580 | |
| 581 | while (*offsp < size) { |
| 582 | d = (const void *)(tbuf + *offsp); |
| 583 | *offsp += d->bLength; |
| 584 | if (d->bDescriptorType == UDESC_INTERFACE && |
| 585 | d->bInterfaceClass == UICLASS_AUDIO && |
| 586 | d->bInterfaceSubClass == subtype) |
| 587 | return d; |
| 588 | } |
| 589 | return NULL; |
| 590 | } |
| 591 | |
| 592 | Static void |
| 593 | uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct mixerctl *mc) |
| 594 | { |
| 595 | int res; |
| 596 | size_t len; |
| 597 | struct mixerctl *nmc; |
| 598 | |
| 599 | if (mc->class < UAC_NCLASSES) { |
| 600 | DPRINTF("adding %s.%s\n" , uac_names[mc->class], mc->ctlname); |
| 601 | } else { |
| 602 | DPRINTF("adding %s\n" , mc->ctlname); |
| 603 | } |
| 604 | len = sizeof(*mc) * (sc->sc_nctls + 1); |
| 605 | nmc = kmem_alloc(len, KM_SLEEP); |
| 606 | if (nmc == NULL) { |
| 607 | aprint_error("uaudio_mixer_add_ctl: no memory\n" ); |
| 608 | return; |
| 609 | } |
| 610 | /* Copy old data, if there was any */ |
| 611 | if (sc->sc_nctls != 0) { |
| 612 | memcpy(nmc, sc->sc_ctls, sizeof(*mc) * (sc->sc_nctls)); |
| 613 | kmem_free(sc->sc_ctls, sizeof(*mc) * sc->sc_nctls); |
| 614 | } |
| 615 | sc->sc_ctls = nmc; |
| 616 | |
| 617 | mc->delta = 0; |
| 618 | if (mc->type == MIX_ON_OFF) { |
| 619 | mc->minval = 0; |
| 620 | mc->maxval = 1; |
| 621 | } else if (mc->type == MIX_SELECTOR) { |
| 622 | ; |
| 623 | } else { |
| 624 | /* Determine min and max values. */ |
| 625 | mc->minval = uaudio_signext(mc->type, |
| 626 | uaudio_get(sc, GET_MIN, UT_READ_CLASS_INTERFACE, |
| 627 | mc->wValue[0], mc->wIndex, |
| 628 | MIX_SIZE(mc->type))); |
| 629 | mc->maxval = 1 + uaudio_signext(mc->type, |
| 630 | uaudio_get(sc, GET_MAX, UT_READ_CLASS_INTERFACE, |
| 631 | mc->wValue[0], mc->wIndex, |
| 632 | MIX_SIZE(mc->type))); |
| 633 | mc->mul = mc->maxval - mc->minval; |
| 634 | if (mc->mul == 0) |
| 635 | mc->mul = 1; |
| 636 | res = uaudio_get(sc, GET_RES, UT_READ_CLASS_INTERFACE, |
| 637 | mc->wValue[0], mc->wIndex, |
| 638 | MIX_SIZE(mc->type)); |
| 639 | if (res > 0) |
| 640 | mc->delta = (res * 255 + mc->mul/2) / mc->mul; |
| 641 | } |
| 642 | |
| 643 | sc->sc_ctls[sc->sc_nctls++] = *mc; |
| 644 | |
| 645 | #ifdef UAUDIO_DEBUG |
| 646 | if (uaudiodebug > 2) { |
| 647 | int i; |
| 648 | |
| 649 | DPRINTFN_CLEAN(2, "wValue=%04x" , mc->wValue[0]); |
| 650 | for (i = 1; i < mc->nchan; i++) |
| 651 | DPRINTFN_CLEAN(2, ",%04x" , mc->wValue[i]); |
| 652 | DPRINTFN_CLEAN(2, " wIndex=%04x type=%d name='%s' unit='%s' " |
| 653 | "min=%d max=%d\n" , |
| 654 | mc->wIndex, mc->type, mc->ctlname, mc->ctlunit, |
| 655 | mc->minval, mc->maxval); |
| 656 | } |
| 657 | #endif |
| 658 | } |
| 659 | |
| 660 | Static char * |
| 661 | uaudio_id_name(struct uaudio_softc *sc, |
| 662 | const struct io_terminal *iot, int id) |
| 663 | { |
| 664 | static char tbuf[32]; |
| 665 | |
| 666 | snprintf(tbuf, sizeof(tbuf), "i%d" , id); |
| 667 | return tbuf; |
| 668 | } |
| 669 | |
| 670 | #ifdef UAUDIO_DEBUG |
| 671 | Static void |
| 672 | uaudio_dump_cluster(const struct usb_audio_cluster *cl) |
| 673 | { |
| 674 | static const char *channel_names[16] = { |
| 675 | "LEFT" , "RIGHT" , "CENTER" , "LFE" , |
| 676 | "LEFT_SURROUND" , "RIGHT_SURROUND" , "LEFT_CENTER" , "RIGHT_CENTER" , |
| 677 | "SURROUND" , "LEFT_SIDE" , "RIGHT_SIDE" , "TOP" , |
| 678 | "RESERVED12" , "RESERVED13" , "RESERVED14" , "RESERVED15" , |
| 679 | }; |
| 680 | int cc, i, first; |
| 681 | |
| 682 | cc = UGETW(cl->wChannelConfig); |
| 683 | printf("cluster: bNrChannels=%u wChannelConfig=0x%.4x" , |
| 684 | cl->bNrChannels, cc); |
| 685 | first = TRUE; |
| 686 | for (i = 0; cc != 0; i++) { |
| 687 | if (cc & 1) { |
| 688 | printf("%c%s" , first ? '<' : ',', channel_names[i]); |
| 689 | first = FALSE; |
| 690 | } |
| 691 | cc = cc >> 1; |
| 692 | } |
| 693 | printf("> iChannelNames=%u" , cl->iChannelNames); |
| 694 | } |
| 695 | #endif |
| 696 | |
| 697 | Static struct usb_audio_cluster |
| 698 | uaudio_get_cluster(int id, const struct io_terminal *iot) |
| 699 | { |
| 700 | struct usb_audio_cluster r; |
| 701 | const uaudio_cs_descriptor_t *dp; |
| 702 | int i; |
| 703 | |
| 704 | for (i = 0; i < 25; i++) { /* avoid infinite loops */ |
| 705 | dp = iot[id].d.desc; |
| 706 | if (dp == 0) |
| 707 | goto bad; |
| 708 | switch (dp->bDescriptorSubtype) { |
| 709 | case UDESCSUB_AC_INPUT: |
| 710 | r.bNrChannels = iot[id].d.it->bNrChannels; |
| 711 | USETW(r.wChannelConfig, UGETW(iot[id].d.it->wChannelConfig)); |
| 712 | r.iChannelNames = iot[id].d.it->iChannelNames; |
| 713 | return r; |
| 714 | case UDESCSUB_AC_OUTPUT: |
| 715 | id = iot[id].d.ot->bSourceId; |
| 716 | break; |
| 717 | case UDESCSUB_AC_MIXER: |
| 718 | r = *(const struct usb_audio_cluster *) |
| 719 | &iot[id].d.mu->baSourceId[iot[id].d.mu->bNrInPins]; |
| 720 | return r; |
| 721 | case UDESCSUB_AC_SELECTOR: |
| 722 | /* XXX This is not really right */ |
| 723 | id = iot[id].d.su->baSourceId[0]; |
| 724 | break; |
| 725 | case UDESCSUB_AC_FEATURE: |
| 726 | id = iot[id].d.fu->bSourceId; |
| 727 | break; |
| 728 | case UDESCSUB_AC_PROCESSING: |
| 729 | r = *(const struct usb_audio_cluster *) |
| 730 | &iot[id].d.pu->baSourceId[iot[id].d.pu->bNrInPins]; |
| 731 | return r; |
| 732 | case UDESCSUB_AC_EXTENSION: |
| 733 | r = *(const struct usb_audio_cluster *) |
| 734 | &iot[id].d.eu->baSourceId[iot[id].d.eu->bNrInPins]; |
| 735 | return r; |
| 736 | default: |
| 737 | goto bad; |
| 738 | } |
| 739 | } |
| 740 | bad: |
| 741 | aprint_error("uaudio_get_cluster: bad data\n" ); |
| 742 | memset(&r, 0, sizeof(r)); |
| 743 | return r; |
| 744 | |
| 745 | } |
| 746 | |
| 747 | Static void |
| 748 | uaudio_add_input(struct uaudio_softc *sc, const struct io_terminal *iot, int id) |
| 749 | { |
| 750 | const struct usb_audio_input_terminal *d; |
| 751 | |
| 752 | d = iot[id].d.it; |
| 753 | #ifdef UAUDIO_DEBUG |
| 754 | DPRINTFN(2,"bTerminalId=%d wTerminalType=0x%04x " |
| 755 | "bAssocTerminal=%d bNrChannels=%d wChannelConfig=%d " |
| 756 | "iChannelNames=%d iTerminal=%d\n" , |
| 757 | d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, |
| 758 | d->bNrChannels, UGETW(d->wChannelConfig), |
| 759 | d->iChannelNames, d->iTerminal); |
| 760 | #endif |
| 761 | /* If USB input terminal, record wChannelConfig */ |
| 762 | if ((UGETW(d->wTerminalType) & 0xff00) != 0x0100) |
| 763 | return; |
| 764 | sc->sc_channel_config = UGETW(d->wChannelConfig); |
| 765 | } |
| 766 | |
| 767 | Static void |
| 768 | uaudio_add_output(struct uaudio_softc *sc, |
| 769 | const struct io_terminal *iot, int id) |
| 770 | { |
| 771 | #ifdef UAUDIO_DEBUG |
| 772 | const struct usb_audio_output_terminal *d; |
| 773 | |
| 774 | d = iot[id].d.ot; |
| 775 | DPRINTFN(2,"bTerminalId=%d wTerminalType=0x%04x " |
| 776 | "bAssocTerminal=%d bSourceId=%d iTerminal=%d\n" , |
| 777 | d->bTerminalId, UGETW(d->wTerminalType), d->bAssocTerminal, |
| 778 | d->bSourceId, d->iTerminal); |
| 779 | #endif |
| 780 | } |
| 781 | |
| 782 | Static void |
| 783 | uaudio_add_mixer(struct uaudio_softc *sc, const struct io_terminal *iot, int id) |
| 784 | { |
| 785 | const struct usb_audio_mixer_unit *d; |
| 786 | const struct usb_audio_mixer_unit_1 *d1; |
| 787 | int c, chs, ichs, ochs, i, o, bno, p, mo, mc, k; |
| 788 | const uByte *bm; |
| 789 | struct mixerctl mix; |
| 790 | |
| 791 | d = iot[id].d.mu; |
| 792 | DPRINTFN(2,"bUnitId=%d bNrInPins=%d\n" , |
| 793 | d->bUnitId, d->bNrInPins); |
| 794 | |
| 795 | /* Compute the number of input channels */ |
| 796 | ichs = 0; |
| 797 | for (i = 0; i < d->bNrInPins; i++) |
| 798 | ichs += uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; |
| 799 | |
| 800 | /* and the number of output channels */ |
| 801 | d1 = (const struct usb_audio_mixer_unit_1 *)&d->baSourceId[d->bNrInPins]; |
| 802 | ochs = d1->bNrChannels; |
| 803 | DPRINTFN(2,"ichs=%d ochs=%d\n" , ichs, ochs); |
| 804 | |
| 805 | bm = d1->bmControls; |
| 806 | mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); |
| 807 | uaudio_determine_class(&iot[id], &mix); |
| 808 | mix.type = MIX_SIGNED_16; |
| 809 | mix.ctlunit = AudioNvolume; |
| 810 | #define _BIT(bno) ((bm[bno / 8] >> (7 - bno % 8)) & 1) |
| 811 | for (p = i = 0; i < d->bNrInPins; i++) { |
| 812 | chs = uaudio_get_cluster(d->baSourceId[i], iot).bNrChannels; |
| 813 | mc = 0; |
| 814 | for (c = 0; c < chs; c++) { |
| 815 | mo = 0; |
| 816 | for (o = 0; o < ochs; o++) { |
| 817 | bno = (p + c) * ochs + o; |
| 818 | if (_BIT(bno)) |
| 819 | mo++; |
| 820 | } |
| 821 | if (mo == 1) |
| 822 | mc++; |
| 823 | } |
| 824 | if (mc == chs && chs <= MIX_MAX_CHAN) { |
| 825 | k = 0; |
| 826 | for (c = 0; c < chs; c++) |
| 827 | for (o = 0; o < ochs; o++) { |
| 828 | bno = (p + c) * ochs + o; |
| 829 | if (_BIT(bno)) |
| 830 | mix.wValue[k++] = |
| 831 | MAKE(p+c+1, o+1); |
| 832 | } |
| 833 | snprintf(mix.ctlname, sizeof(mix.ctlname), "mix%d-%s" , |
| 834 | d->bUnitId, uaudio_id_name(sc, iot, |
| 835 | d->baSourceId[i])); |
| 836 | mix.nchan = chs; |
| 837 | uaudio_mixer_add_ctl(sc, &mix); |
| 838 | } else { |
| 839 | /* XXX */ |
| 840 | } |
| 841 | #undef _BIT |
| 842 | p += chs; |
| 843 | } |
| 844 | |
| 845 | } |
| 846 | |
| 847 | Static void |
| 848 | uaudio_add_selector(struct uaudio_softc *sc, const struct io_terminal *iot, int id) |
| 849 | { |
| 850 | const struct usb_audio_selector_unit *d; |
| 851 | struct mixerctl mix; |
| 852 | int i, wp; |
| 853 | |
| 854 | d = iot[id].d.su; |
| 855 | DPRINTFN(2,"bUnitId=%d bNrInPins=%d\n" , |
| 856 | d->bUnitId, d->bNrInPins); |
| 857 | mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); |
| 858 | mix.wValue[0] = MAKE(0, 0); |
| 859 | uaudio_determine_class(&iot[id], &mix); |
| 860 | mix.nchan = 1; |
| 861 | mix.type = MIX_SELECTOR; |
| 862 | mix.ctlunit = "" ; |
| 863 | mix.minval = 1; |
| 864 | mix.maxval = d->bNrInPins; |
| 865 | mix.mul = mix.maxval - mix.minval; |
| 866 | wp = snprintf(mix.ctlname, MAX_AUDIO_DEV_LEN, "sel%d-" , d->bUnitId); |
| 867 | for (i = 1; i <= d->bNrInPins; i++) { |
| 868 | wp += snprintf(mix.ctlname + wp, MAX_AUDIO_DEV_LEN - wp, |
| 869 | "i%d" , d->baSourceId[i - 1]); |
| 870 | if (wp > MAX_AUDIO_DEV_LEN - 1) |
| 871 | break; |
| 872 | } |
| 873 | uaudio_mixer_add_ctl(sc, &mix); |
| 874 | } |
| 875 | |
| 876 | #ifdef UAUDIO_DEBUG |
| 877 | Static const char * |
| 878 | uaudio_get_terminal_name(int terminal_type) |
| 879 | { |
| 880 | static char tbuf[100]; |
| 881 | |
| 882 | switch (terminal_type) { |
| 883 | /* USB terminal types */ |
| 884 | case UAT_UNDEFINED: return "UAT_UNDEFINED" ; |
| 885 | case UAT_STREAM: return "UAT_STREAM" ; |
| 886 | case UAT_VENDOR: return "UAT_VENDOR" ; |
| 887 | /* input terminal types */ |
| 888 | case UATI_UNDEFINED: return "UATI_UNDEFINED" ; |
| 889 | case UATI_MICROPHONE: return "UATI_MICROPHONE" ; |
| 890 | case UATI_DESKMICROPHONE: return "UATI_DESKMICROPHONE" ; |
| 891 | case UATI_PERSONALMICROPHONE: return "UATI_PERSONALMICROPHONE" ; |
| 892 | case UATI_OMNIMICROPHONE: return "UATI_OMNIMICROPHONE" ; |
| 893 | case UATI_MICROPHONEARRAY: return "UATI_MICROPHONEARRAY" ; |
| 894 | case UATI_PROCMICROPHONEARR: return "UATI_PROCMICROPHONEARR" ; |
| 895 | /* output terminal types */ |
| 896 | case UATO_UNDEFINED: return "UATO_UNDEFINED" ; |
| 897 | case UATO_SPEAKER: return "UATO_SPEAKER" ; |
| 898 | case UATO_HEADPHONES: return "UATO_HEADPHONES" ; |
| 899 | case UATO_DISPLAYAUDIO: return "UATO_DISPLAYAUDIO" ; |
| 900 | case UATO_DESKTOPSPEAKER: return "UATO_DESKTOPSPEAKER" ; |
| 901 | case UATO_ROOMSPEAKER: return "UATO_ROOMSPEAKER" ; |
| 902 | case UATO_COMMSPEAKER: return "UATO_COMMSPEAKER" ; |
| 903 | case UATO_SUBWOOFER: return "UATO_SUBWOOFER" ; |
| 904 | /* bidir terminal types */ |
| 905 | case UATB_UNDEFINED: return "UATB_UNDEFINED" ; |
| 906 | case UATB_HANDSET: return "UATB_HANDSET" ; |
| 907 | case UATB_HEADSET: return "UATB_HEADSET" ; |
| 908 | case UATB_SPEAKERPHONE: return "UATB_SPEAKERPHONE" ; |
| 909 | case UATB_SPEAKERPHONEESUP: return "UATB_SPEAKERPHONEESUP" ; |
| 910 | case UATB_SPEAKERPHONEECANC: return "UATB_SPEAKERPHONEECANC" ; |
| 911 | /* telephony terminal types */ |
| 912 | case UATT_UNDEFINED: return "UATT_UNDEFINED" ; |
| 913 | case UATT_PHONELINE: return "UATT_PHONELINE" ; |
| 914 | case UATT_TELEPHONE: return "UATT_TELEPHONE" ; |
| 915 | case UATT_DOWNLINEPHONE: return "UATT_DOWNLINEPHONE" ; |
| 916 | /* external terminal types */ |
| 917 | case UATE_UNDEFINED: return "UATE_UNDEFINED" ; |
| 918 | case UATE_ANALOGCONN: return "UATE_ANALOGCONN" ; |
| 919 | case UATE_LINECONN: return "UATE_LINECONN" ; |
| 920 | case UATE_LEGACYCONN: return "UATE_LEGACYCONN" ; |
| 921 | case UATE_DIGITALAUIFC: return "UATE_DIGITALAUIFC" ; |
| 922 | case UATE_SPDIF: return "UATE_SPDIF" ; |
| 923 | case UATE_1394DA: return "UATE_1394DA" ; |
| 924 | case UATE_1394DV: return "UATE_1394DV" ; |
| 925 | /* embedded function terminal types */ |
| 926 | case UATF_UNDEFINED: return "UATF_UNDEFINED" ; |
| 927 | case UATF_CALIBNOISE: return "UATF_CALIBNOISE" ; |
| 928 | case UATF_EQUNOISE: return "UATF_EQUNOISE" ; |
| 929 | case UATF_CDPLAYER: return "UATF_CDPLAYER" ; |
| 930 | case UATF_DAT: return "UATF_DAT" ; |
| 931 | case UATF_DCC: return "UATF_DCC" ; |
| 932 | case UATF_MINIDISK: return "UATF_MINIDISK" ; |
| 933 | case UATF_ANALOGTAPE: return "UATF_ANALOGTAPE" ; |
| 934 | case UATF_PHONOGRAPH: return "UATF_PHONOGRAPH" ; |
| 935 | case UATF_VCRAUDIO: return "UATF_VCRAUDIO" ; |
| 936 | case UATF_VIDEODISCAUDIO: return "UATF_VIDEODISCAUDIO" ; |
| 937 | case UATF_DVDAUDIO: return "UATF_DVDAUDIO" ; |
| 938 | case UATF_TVTUNERAUDIO: return "UATF_TVTUNERAUDIO" ; |
| 939 | case UATF_SATELLITE: return "UATF_SATELLITE" ; |
| 940 | case UATF_CABLETUNER: return "UATF_CABLETUNER" ; |
| 941 | case UATF_DSS: return "UATF_DSS" ; |
| 942 | case UATF_RADIORECV: return "UATF_RADIORECV" ; |
| 943 | case UATF_RADIOXMIT: return "UATF_RADIOXMIT" ; |
| 944 | case UATF_MULTITRACK: return "UATF_MULTITRACK" ; |
| 945 | case UATF_SYNTHESIZER: return "UATF_SYNTHESIZER" ; |
| 946 | default: |
| 947 | snprintf(tbuf, sizeof(tbuf), "unknown type (0x%.4x)" , terminal_type); |
| 948 | return tbuf; |
| 949 | } |
| 950 | } |
| 951 | #endif |
| 952 | |
| 953 | Static int |
| 954 | uaudio_determine_class(const struct io_terminal *iot, struct mixerctl *mix) |
| 955 | { |
| 956 | int terminal_type; |
| 957 | |
| 958 | if (iot == NULL || iot->output == NULL) { |
| 959 | mix->class = UAC_OUTPUT; |
| 960 | return 0; |
| 961 | } |
| 962 | terminal_type = 0; |
| 963 | if (iot->output->size == 1) |
| 964 | terminal_type = iot->output->terminals[0]; |
| 965 | /* |
| 966 | * If the only output terminal is USB, |
| 967 | * the class is UAC_RECORD. |
| 968 | */ |
| 969 | if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) { |
| 970 | mix->class = UAC_RECORD; |
| 971 | if (iot->inputs_size == 1 |
| 972 | && iot->inputs[0] != NULL |
| 973 | && iot->inputs[0]->size == 1) |
| 974 | return iot->inputs[0]->terminals[0]; |
| 975 | else |
| 976 | return 0; |
| 977 | } |
| 978 | /* |
| 979 | * If the ultimate destination of the unit is just one output |
| 980 | * terminal and the unit is connected to the output terminal |
| 981 | * directly, the class is UAC_OUTPUT. |
| 982 | */ |
| 983 | if (terminal_type != 0 && iot->direct) { |
| 984 | mix->class = UAC_OUTPUT; |
| 985 | return terminal_type; |
| 986 | } |
| 987 | /* |
| 988 | * If the unit is connected to just one input terminal, |
| 989 | * the class is UAC_INPUT. |
| 990 | */ |
| 991 | if (iot->inputs_size == 1 && iot->inputs[0] != NULL |
| 992 | && iot->inputs[0]->size == 1) { |
| 993 | mix->class = UAC_INPUT; |
| 994 | return iot->inputs[0]->terminals[0]; |
| 995 | } |
| 996 | /* |
| 997 | * Otherwise, the class is UAC_OUTPUT. |
| 998 | */ |
| 999 | mix->class = UAC_OUTPUT; |
| 1000 | return terminal_type; |
| 1001 | } |
| 1002 | |
| 1003 | Static const char * |
| 1004 | uaudio_feature_name(const struct io_terminal *iot, struct mixerctl *mix) |
| 1005 | { |
| 1006 | int terminal_type; |
| 1007 | |
| 1008 | terminal_type = uaudio_determine_class(iot, mix); |
| 1009 | if (mix->class == UAC_RECORD && terminal_type == 0) |
| 1010 | return AudioNmixerout; |
| 1011 | DPRINTF("terminal_type=%s\n" , uaudio_get_terminal_name(terminal_type)); |
| 1012 | switch (terminal_type) { |
| 1013 | case UAT_STREAM: |
| 1014 | return AudioNdac; |
| 1015 | |
| 1016 | case UATI_MICROPHONE: |
| 1017 | case UATI_DESKMICROPHONE: |
| 1018 | case UATI_PERSONALMICROPHONE: |
| 1019 | case UATI_OMNIMICROPHONE: |
| 1020 | case UATI_MICROPHONEARRAY: |
| 1021 | case UATI_PROCMICROPHONEARR: |
| 1022 | return AudioNmicrophone; |
| 1023 | |
| 1024 | case UATO_SPEAKER: |
| 1025 | case UATO_DESKTOPSPEAKER: |
| 1026 | case UATO_ROOMSPEAKER: |
| 1027 | case UATO_COMMSPEAKER: |
| 1028 | return AudioNspeaker; |
| 1029 | |
| 1030 | case UATO_HEADPHONES: |
| 1031 | return AudioNheadphone; |
| 1032 | |
| 1033 | case UATO_SUBWOOFER: |
| 1034 | return AudioNlfe; |
| 1035 | |
| 1036 | /* telephony terminal types */ |
| 1037 | case UATT_UNDEFINED: |
| 1038 | case UATT_PHONELINE: |
| 1039 | case UATT_TELEPHONE: |
| 1040 | case UATT_DOWNLINEPHONE: |
| 1041 | return "phone" ; |
| 1042 | |
| 1043 | case UATE_ANALOGCONN: |
| 1044 | case UATE_LINECONN: |
| 1045 | case UATE_LEGACYCONN: |
| 1046 | return AudioNline; |
| 1047 | |
| 1048 | case UATE_DIGITALAUIFC: |
| 1049 | case UATE_SPDIF: |
| 1050 | case UATE_1394DA: |
| 1051 | case UATE_1394DV: |
| 1052 | return AudioNaux; |
| 1053 | |
| 1054 | case UATF_CDPLAYER: |
| 1055 | return AudioNcd; |
| 1056 | |
| 1057 | case UATF_SYNTHESIZER: |
| 1058 | return AudioNfmsynth; |
| 1059 | |
| 1060 | case UATF_VIDEODISCAUDIO: |
| 1061 | case UATF_DVDAUDIO: |
| 1062 | case UATF_TVTUNERAUDIO: |
| 1063 | return AudioNvideo; |
| 1064 | |
| 1065 | case UAT_UNDEFINED: |
| 1066 | case UAT_VENDOR: |
| 1067 | case UATI_UNDEFINED: |
| 1068 | /* output terminal types */ |
| 1069 | case UATO_UNDEFINED: |
| 1070 | case UATO_DISPLAYAUDIO: |
| 1071 | /* bidir terminal types */ |
| 1072 | case UATB_UNDEFINED: |
| 1073 | case UATB_HANDSET: |
| 1074 | case UATB_HEADSET: |
| 1075 | case UATB_SPEAKERPHONE: |
| 1076 | case UATB_SPEAKERPHONEESUP: |
| 1077 | case UATB_SPEAKERPHONEECANC: |
| 1078 | /* external terminal types */ |
| 1079 | case UATE_UNDEFINED: |
| 1080 | /* embedded function terminal types */ |
| 1081 | case UATF_UNDEFINED: |
| 1082 | case UATF_CALIBNOISE: |
| 1083 | case UATF_EQUNOISE: |
| 1084 | case UATF_DAT: |
| 1085 | case UATF_DCC: |
| 1086 | case UATF_MINIDISK: |
| 1087 | case UATF_ANALOGTAPE: |
| 1088 | case UATF_PHONOGRAPH: |
| 1089 | case UATF_VCRAUDIO: |
| 1090 | case UATF_SATELLITE: |
| 1091 | case UATF_CABLETUNER: |
| 1092 | case UATF_DSS: |
| 1093 | case UATF_RADIORECV: |
| 1094 | case UATF_RADIOXMIT: |
| 1095 | case UATF_MULTITRACK: |
| 1096 | case 0xffff: |
| 1097 | default: |
| 1098 | DPRINTF("'master' for 0x%.4x\n" , terminal_type); |
| 1099 | return AudioNmaster; |
| 1100 | } |
| 1101 | return AudioNmaster; |
| 1102 | } |
| 1103 | |
| 1104 | Static void |
| 1105 | uaudio_add_feature(struct uaudio_softc *sc, const struct io_terminal *iot, int id) |
| 1106 | { |
| 1107 | const struct usb_audio_feature_unit *d; |
| 1108 | const uByte *ctls; |
| 1109 | int ctlsize; |
| 1110 | int nchan; |
| 1111 | u_int fumask, mmask, cmask; |
| 1112 | struct mixerctl mix; |
| 1113 | int chan, ctl, i, unit; |
| 1114 | const char *mixername; |
| 1115 | |
| 1116 | #define GET(i) (ctls[(i)*ctlsize] | \ |
| 1117 | (ctlsize > 1 ? ctls[(i)*ctlsize+1] << 8 : 0)) |
| 1118 | d = iot[id].d.fu; |
| 1119 | ctls = d->bmaControls; |
| 1120 | ctlsize = d->bControlSize; |
| 1121 | if (ctlsize == 0) { |
| 1122 | DPRINTF("ignoring feature %d with controlSize of zero\n" , id); |
| 1123 | return; |
| 1124 | } |
| 1125 | nchan = (d->bLength - 7) / ctlsize; |
| 1126 | mmask = GET(0); |
| 1127 | /* Figure out what we can control */ |
| 1128 | for (cmask = 0, chan = 1; chan < nchan; chan++) { |
| 1129 | DPRINTFN(9,"chan=%d mask=%x\n" , |
| 1130 | chan, GET(chan)); |
| 1131 | cmask |= GET(chan); |
| 1132 | } |
| 1133 | |
| 1134 | DPRINTFN(1,"bUnitId=%d, " |
| 1135 | "%d channels, mmask=0x%04x, cmask=0x%04x\n" , |
| 1136 | d->bUnitId, nchan, mmask, cmask); |
| 1137 | |
| 1138 | if (nchan > MIX_MAX_CHAN) |
| 1139 | nchan = MIX_MAX_CHAN; |
| 1140 | unit = d->bUnitId; |
| 1141 | mix.wIndex = MAKE(unit, sc->sc_ac_iface); |
| 1142 | for (ctl = MUTE_CONTROL; ctl < LOUDNESS_CONTROL; ctl++) { |
| 1143 | fumask = FU_MASK(ctl); |
| 1144 | DPRINTFN(4,"ctl=%d fumask=0x%04x\n" , |
| 1145 | ctl, fumask); |
| 1146 | if (mmask & fumask) { |
| 1147 | mix.nchan = 1; |
| 1148 | mix.wValue[0] = MAKE(ctl, 0); |
| 1149 | } else if (cmask & fumask) { |
| 1150 | mix.nchan = nchan - 1; |
| 1151 | for (i = 1; i < nchan; i++) { |
| 1152 | if (GET(i) & fumask) |
| 1153 | mix.wValue[i-1] = MAKE(ctl, i); |
| 1154 | else |
| 1155 | mix.wValue[i-1] = -1; |
| 1156 | } |
| 1157 | } else { |
| 1158 | continue; |
| 1159 | } |
| 1160 | #undef GET |
| 1161 | mixername = uaudio_feature_name(&iot[id], &mix); |
| 1162 | switch (ctl) { |
| 1163 | case MUTE_CONTROL: |
| 1164 | mix.type = MIX_ON_OFF; |
| 1165 | mix.ctlunit = "" ; |
| 1166 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1167 | "%s.%s" , mixername, AudioNmute); |
| 1168 | break; |
| 1169 | case VOLUME_CONTROL: |
| 1170 | mix.type = MIX_SIGNED_16; |
| 1171 | mix.ctlunit = AudioNvolume; |
| 1172 | strlcpy(mix.ctlname, mixername, sizeof(mix.ctlname)); |
| 1173 | break; |
| 1174 | case BASS_CONTROL: |
| 1175 | mix.type = MIX_SIGNED_8; |
| 1176 | mix.ctlunit = AudioNbass; |
| 1177 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1178 | "%s.%s" , mixername, AudioNbass); |
| 1179 | break; |
| 1180 | case MID_CONTROL: |
| 1181 | mix.type = MIX_SIGNED_8; |
| 1182 | mix.ctlunit = AudioNmid; |
| 1183 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1184 | "%s.%s" , mixername, AudioNmid); |
| 1185 | break; |
| 1186 | case TREBLE_CONTROL: |
| 1187 | mix.type = MIX_SIGNED_8; |
| 1188 | mix.ctlunit = AudioNtreble; |
| 1189 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1190 | "%s.%s" , mixername, AudioNtreble); |
| 1191 | break; |
| 1192 | case GRAPHIC_EQUALIZER_CONTROL: |
| 1193 | continue; /* XXX don't add anything */ |
| 1194 | break; |
| 1195 | case AGC_CONTROL: |
| 1196 | mix.type = MIX_ON_OFF; |
| 1197 | mix.ctlunit = "" ; |
| 1198 | snprintf(mix.ctlname, sizeof(mix.ctlname), "%s.%s" , |
| 1199 | mixername, AudioNagc); |
| 1200 | break; |
| 1201 | case DELAY_CONTROL: |
| 1202 | mix.type = MIX_UNSIGNED_16; |
| 1203 | mix.ctlunit = "4 ms" ; |
| 1204 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1205 | "%s.%s" , mixername, AudioNdelay); |
| 1206 | break; |
| 1207 | case BASS_BOOST_CONTROL: |
| 1208 | mix.type = MIX_ON_OFF; |
| 1209 | mix.ctlunit = "" ; |
| 1210 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1211 | "%s.%s" , mixername, AudioNbassboost); |
| 1212 | break; |
| 1213 | case LOUDNESS_CONTROL: |
| 1214 | mix.type = MIX_ON_OFF; |
| 1215 | mix.ctlunit = "" ; |
| 1216 | snprintf(mix.ctlname, sizeof(mix.ctlname), |
| 1217 | "%s.%s" , mixername, AudioNloudness); |
| 1218 | break; |
| 1219 | } |
| 1220 | uaudio_mixer_add_ctl(sc, &mix); |
| 1221 | } |
| 1222 | } |
| 1223 | |
| 1224 | Static void |
| 1225 | uaudio_add_processing_updown(struct uaudio_softc *sc, |
| 1226 | const struct io_terminal *iot, int id) |
| 1227 | { |
| 1228 | const struct usb_audio_processing_unit *d; |
| 1229 | const struct usb_audio_processing_unit_1 *d1; |
| 1230 | const struct usb_audio_processing_unit_updown *ud; |
| 1231 | struct mixerctl mix; |
| 1232 | int i; |
| 1233 | |
| 1234 | d = iot[id].d.pu; |
| 1235 | d1 = (const struct usb_audio_processing_unit_1 *) |
| 1236 | &d->baSourceId[d->bNrInPins]; |
| 1237 | ud = (const struct usb_audio_processing_unit_updown *) |
| 1238 | &d1->bmControls[d1->bControlSize]; |
| 1239 | DPRINTFN(2,"bUnitId=%d bNrModes=%d\n" , |
| 1240 | d->bUnitId, ud->bNrModes); |
| 1241 | |
| 1242 | if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) { |
| 1243 | DPRINTF("%s" , "no mode select\n" ); |
| 1244 | return; |
| 1245 | } |
| 1246 | |
| 1247 | mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); |
| 1248 | mix.nchan = 1; |
| 1249 | mix.wValue[0] = MAKE(UD_MODE_SELECT_CONTROL, 0); |
| 1250 | uaudio_determine_class(&iot[id], &mix); |
| 1251 | mix.type = MIX_ON_OFF; /* XXX */ |
| 1252 | mix.ctlunit = "" ; |
| 1253 | snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d-mode" , d->bUnitId); |
| 1254 | |
| 1255 | for (i = 0; i < ud->bNrModes; i++) { |
| 1256 | DPRINTFN(2,"i=%d bm=0x%x\n" , |
| 1257 | i, UGETW(ud->waModes[i])); |
| 1258 | /* XXX */ |
| 1259 | } |
| 1260 | uaudio_mixer_add_ctl(sc, &mix); |
| 1261 | } |
| 1262 | |
| 1263 | Static void |
| 1264 | uaudio_add_processing(struct uaudio_softc *sc, const struct io_terminal *iot, int id) |
| 1265 | { |
| 1266 | const struct usb_audio_processing_unit *d; |
| 1267 | const struct usb_audio_processing_unit_1 *d1; |
| 1268 | int ptype; |
| 1269 | struct mixerctl mix; |
| 1270 | |
| 1271 | d = iot[id].d.pu; |
| 1272 | d1 = (const struct usb_audio_processing_unit_1 *) |
| 1273 | &d->baSourceId[d->bNrInPins]; |
| 1274 | ptype = UGETW(d->wProcessType); |
| 1275 | DPRINTFN(2,"wProcessType=%d bUnitId=%d " |
| 1276 | "bNrInPins=%d\n" , ptype, d->bUnitId, d->bNrInPins); |
| 1277 | |
| 1278 | if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) { |
| 1279 | mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); |
| 1280 | mix.nchan = 1; |
| 1281 | mix.wValue[0] = MAKE(XX_ENABLE_CONTROL, 0); |
| 1282 | uaudio_determine_class(&iot[id], &mix); |
| 1283 | mix.type = MIX_ON_OFF; |
| 1284 | mix.ctlunit = "" ; |
| 1285 | snprintf(mix.ctlname, sizeof(mix.ctlname), "pro%d.%d-enable" , |
| 1286 | d->bUnitId, ptype); |
| 1287 | uaudio_mixer_add_ctl(sc, &mix); |
| 1288 | } |
| 1289 | |
| 1290 | switch(ptype) { |
| 1291 | case UPDOWNMIX_PROCESS: |
| 1292 | uaudio_add_processing_updown(sc, iot, id); |
| 1293 | break; |
| 1294 | case DOLBY_PROLOGIC_PROCESS: |
| 1295 | case P3D_STEREO_EXTENDER_PROCESS: |
| 1296 | case REVERBATION_PROCESS: |
| 1297 | case CHORUS_PROCESS: |
| 1298 | case DYN_RANGE_COMP_PROCESS: |
| 1299 | default: |
| 1300 | #ifdef UAUDIO_DEBUG |
| 1301 | aprint_debug( |
| 1302 | "uaudio_add_processing: unit %d, type=%d not impl.\n" , |
| 1303 | d->bUnitId, ptype); |
| 1304 | #endif |
| 1305 | break; |
| 1306 | } |
| 1307 | } |
| 1308 | |
| 1309 | Static void |
| 1310 | uaudio_add_extension(struct uaudio_softc *sc, const struct io_terminal *iot, int id) |
| 1311 | { |
| 1312 | const struct usb_audio_extension_unit *d; |
| 1313 | const struct usb_audio_extension_unit_1 *d1; |
| 1314 | struct mixerctl mix; |
| 1315 | |
| 1316 | d = iot[id].d.eu; |
| 1317 | d1 = (const struct usb_audio_extension_unit_1 *) |
| 1318 | &d->baSourceId[d->bNrInPins]; |
| 1319 | DPRINTFN(2,"bUnitId=%d bNrInPins=%d\n" , |
| 1320 | d->bUnitId, d->bNrInPins); |
| 1321 | |
| 1322 | if (usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_NO_XU) |
| 1323 | return; |
| 1324 | |
| 1325 | if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) { |
| 1326 | mix.wIndex = MAKE(d->bUnitId, sc->sc_ac_iface); |
| 1327 | mix.nchan = 1; |
| 1328 | mix.wValue[0] = MAKE(UA_EXT_ENABLE, 0); |
| 1329 | uaudio_determine_class(&iot[id], &mix); |
| 1330 | mix.type = MIX_ON_OFF; |
| 1331 | mix.ctlunit = "" ; |
| 1332 | snprintf(mix.ctlname, sizeof(mix.ctlname), "ext%d-enable" , |
| 1333 | d->bUnitId); |
| 1334 | uaudio_mixer_add_ctl(sc, &mix); |
| 1335 | } |
| 1336 | } |
| 1337 | |
| 1338 | Static struct terminal_list* |
| 1339 | uaudio_merge_terminal_list(const struct io_terminal *iot) |
| 1340 | { |
| 1341 | struct terminal_list *tml; |
| 1342 | uint16_t *ptm; |
| 1343 | int i, len; |
| 1344 | |
| 1345 | len = 0; |
| 1346 | if (iot->inputs == NULL) |
| 1347 | return NULL; |
| 1348 | for (i = 0; i < iot->inputs_size; i++) { |
| 1349 | if (iot->inputs[i] != NULL) |
| 1350 | len += iot->inputs[i]->size; |
| 1351 | } |
| 1352 | tml = malloc(TERMINAL_LIST_SIZE(len), M_TEMP, M_NOWAIT); |
| 1353 | if (tml == NULL) { |
| 1354 | aprint_error("uaudio_merge_terminal_list: no memory\n" ); |
| 1355 | return NULL; |
| 1356 | } |
| 1357 | tml->size = 0; |
| 1358 | ptm = tml->terminals; |
| 1359 | for (i = 0; i < iot->inputs_size; i++) { |
| 1360 | if (iot->inputs[i] == NULL) |
| 1361 | continue; |
| 1362 | if (iot->inputs[i]->size > len) |
| 1363 | break; |
| 1364 | memcpy(ptm, iot->inputs[i]->terminals, |
| 1365 | iot->inputs[i]->size * sizeof(uint16_t)); |
| 1366 | tml->size += iot->inputs[i]->size; |
| 1367 | ptm += iot->inputs[i]->size; |
| 1368 | len -= iot->inputs[i]->size; |
| 1369 | } |
| 1370 | return tml; |
| 1371 | } |
| 1372 | |
| 1373 | Static struct terminal_list * |
| 1374 | uaudio_io_terminaltype(int outtype, struct io_terminal *iot, int id) |
| 1375 | { |
| 1376 | struct terminal_list *tml; |
| 1377 | struct io_terminal *it; |
| 1378 | int src_id, i; |
| 1379 | |
| 1380 | it = &iot[id]; |
| 1381 | if (it->output != NULL) { |
| 1382 | /* already has outtype? */ |
| 1383 | for (i = 0; i < it->output->size; i++) |
| 1384 | if (it->output->terminals[i] == outtype) |
| 1385 | return uaudio_merge_terminal_list(it); |
| 1386 | tml = malloc(TERMINAL_LIST_SIZE(it->output->size + 1), |
| 1387 | M_TEMP, M_NOWAIT); |
| 1388 | if (tml == NULL) { |
| 1389 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1390 | return uaudio_merge_terminal_list(it); |
| 1391 | } |
| 1392 | memcpy(tml, it->output, TERMINAL_LIST_SIZE(it->output->size)); |
| 1393 | tml->terminals[it->output->size] = outtype; |
| 1394 | tml->size++; |
| 1395 | free(it->output, M_TEMP); |
| 1396 | it->output = tml; |
| 1397 | if (it->inputs != NULL) { |
| 1398 | for (i = 0; i < it->inputs_size; i++) |
| 1399 | if (it->inputs[i] != NULL) |
| 1400 | free(it->inputs[i], M_TEMP); |
| 1401 | free(it->inputs, M_TEMP); |
| 1402 | } |
| 1403 | it->inputs_size = 0; |
| 1404 | it->inputs = NULL; |
| 1405 | } else { /* end `iot[id] != NULL' */ |
| 1406 | it->inputs_size = 0; |
| 1407 | it->inputs = NULL; |
| 1408 | it->output = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); |
| 1409 | if (it->output == NULL) { |
| 1410 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1411 | return NULL; |
| 1412 | } |
| 1413 | it->output->terminals[0] = outtype; |
| 1414 | it->output->size = 1; |
| 1415 | it->direct = FALSE; |
| 1416 | } |
| 1417 | |
| 1418 | switch (it->d.desc->bDescriptorSubtype) { |
| 1419 | case UDESCSUB_AC_INPUT: |
| 1420 | it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); |
| 1421 | if (it->inputs == NULL) { |
| 1422 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1423 | return NULL; |
| 1424 | } |
| 1425 | tml = malloc(TERMINAL_LIST_SIZE(1), M_TEMP, M_NOWAIT); |
| 1426 | if (tml == NULL) { |
| 1427 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1428 | free(it->inputs, M_TEMP); |
| 1429 | it->inputs = NULL; |
| 1430 | return NULL; |
| 1431 | } |
| 1432 | it->inputs[0] = tml; |
| 1433 | tml->terminals[0] = UGETW(it->d.it->wTerminalType); |
| 1434 | tml->size = 1; |
| 1435 | it->inputs_size = 1; |
| 1436 | return uaudio_merge_terminal_list(it); |
| 1437 | case UDESCSUB_AC_FEATURE: |
| 1438 | src_id = it->d.fu->bSourceId; |
| 1439 | it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); |
| 1440 | if (it->inputs == NULL) { |
| 1441 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1442 | return uaudio_io_terminaltype(outtype, iot, src_id); |
| 1443 | } |
| 1444 | it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); |
| 1445 | it->inputs_size = 1; |
| 1446 | return uaudio_merge_terminal_list(it); |
| 1447 | case UDESCSUB_AC_OUTPUT: |
| 1448 | it->inputs = malloc(sizeof(struct terminal_list *), M_TEMP, M_NOWAIT); |
| 1449 | if (it->inputs == NULL) { |
| 1450 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1451 | return NULL; |
| 1452 | } |
| 1453 | src_id = it->d.ot->bSourceId; |
| 1454 | it->inputs[0] = uaudio_io_terminaltype(outtype, iot, src_id); |
| 1455 | it->inputs_size = 1; |
| 1456 | iot[src_id].direct = TRUE; |
| 1457 | return NULL; |
| 1458 | case UDESCSUB_AC_MIXER: |
| 1459 | it->inputs_size = 0; |
| 1460 | it->inputs = malloc(sizeof(struct terminal_list *) |
| 1461 | * it->d.mu->bNrInPins, M_TEMP, M_NOWAIT); |
| 1462 | if (it->inputs == NULL) { |
| 1463 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1464 | return NULL; |
| 1465 | } |
| 1466 | for (i = 0; i < it->d.mu->bNrInPins; i++) { |
| 1467 | src_id = it->d.mu->baSourceId[i]; |
| 1468 | it->inputs[i] = uaudio_io_terminaltype(outtype, iot, |
| 1469 | src_id); |
| 1470 | it->inputs_size++; |
| 1471 | } |
| 1472 | return uaudio_merge_terminal_list(it); |
| 1473 | case UDESCSUB_AC_SELECTOR: |
| 1474 | it->inputs_size = 0; |
| 1475 | it->inputs = malloc(sizeof(struct terminal_list *) |
| 1476 | * it->d.su->bNrInPins, M_TEMP, M_NOWAIT); |
| 1477 | if (it->inputs == NULL) { |
| 1478 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1479 | return NULL; |
| 1480 | } |
| 1481 | for (i = 0; i < it->d.su->bNrInPins; i++) { |
| 1482 | src_id = it->d.su->baSourceId[i]; |
| 1483 | it->inputs[i] = uaudio_io_terminaltype(outtype, iot, |
| 1484 | src_id); |
| 1485 | it->inputs_size++; |
| 1486 | } |
| 1487 | return uaudio_merge_terminal_list(it); |
| 1488 | case UDESCSUB_AC_PROCESSING: |
| 1489 | it->inputs_size = 0; |
| 1490 | it->inputs = malloc(sizeof(struct terminal_list *) |
| 1491 | * it->d.pu->bNrInPins, M_TEMP, M_NOWAIT); |
| 1492 | if (it->inputs == NULL) { |
| 1493 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1494 | return NULL; |
| 1495 | } |
| 1496 | for (i = 0; i < it->d.pu->bNrInPins; i++) { |
| 1497 | src_id = it->d.pu->baSourceId[i]; |
| 1498 | it->inputs[i] = uaudio_io_terminaltype(outtype, iot, |
| 1499 | src_id); |
| 1500 | it->inputs_size++; |
| 1501 | } |
| 1502 | return uaudio_merge_terminal_list(it); |
| 1503 | case UDESCSUB_AC_EXTENSION: |
| 1504 | it->inputs_size = 0; |
| 1505 | it->inputs = malloc(sizeof(struct terminal_list *) |
| 1506 | * it->d.eu->bNrInPins, M_TEMP, M_NOWAIT); |
| 1507 | if (it->inputs == NULL) { |
| 1508 | aprint_error("uaudio_io_terminaltype: no memory\n" ); |
| 1509 | return NULL; |
| 1510 | } |
| 1511 | for (i = 0; i < it->d.eu->bNrInPins; i++) { |
| 1512 | src_id = it->d.eu->baSourceId[i]; |
| 1513 | it->inputs[i] = uaudio_io_terminaltype(outtype, iot, |
| 1514 | src_id); |
| 1515 | it->inputs_size++; |
| 1516 | } |
| 1517 | return uaudio_merge_terminal_list(it); |
| 1518 | case UDESCSUB_AC_HEADER: |
| 1519 | default: |
| 1520 | return NULL; |
| 1521 | } |
| 1522 | } |
| 1523 | |
| 1524 | Static usbd_status |
| 1525 | uaudio_identify(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) |
| 1526 | { |
| 1527 | usbd_status err; |
| 1528 | |
| 1529 | err = uaudio_identify_ac(sc, cdesc); |
| 1530 | if (err) |
| 1531 | return err; |
| 1532 | return uaudio_identify_as(sc, cdesc); |
| 1533 | } |
| 1534 | |
| 1535 | Static void |
| 1536 | uaudio_add_alt(struct uaudio_softc *sc, const struct as_info *ai) |
| 1537 | { |
| 1538 | size_t len; |
| 1539 | struct as_info *nai; |
| 1540 | |
| 1541 | len = sizeof(*ai) * (sc->sc_nalts + 1); |
| 1542 | nai = kmem_alloc(len, KM_SLEEP); |
| 1543 | if (nai == NULL) { |
| 1544 | aprint_error("uaudio_add_alt: no memory\n" ); |
| 1545 | return; |
| 1546 | } |
| 1547 | /* Copy old data, if there was any */ |
| 1548 | if (sc->sc_nalts != 0) { |
| 1549 | memcpy(nai, sc->sc_alts, sizeof(*ai) * (sc->sc_nalts)); |
| 1550 | kmem_free(sc->sc_alts, sizeof(*ai) * sc->sc_nalts); |
| 1551 | } |
| 1552 | sc->sc_alts = nai; |
| 1553 | DPRINTFN(2,"adding alt=%d, enc=%d\n" , |
| 1554 | ai->alt, ai->encoding); |
| 1555 | sc->sc_alts[sc->sc_nalts++] = *ai; |
| 1556 | } |
| 1557 | |
| 1558 | Static usbd_status |
| 1559 | uaudio_process_as(struct uaudio_softc *sc, const char *tbuf, int *offsp, |
| 1560 | int size, const usb_interface_descriptor_t *id) |
| 1561 | #define offs (*offsp) |
| 1562 | { |
| 1563 | const struct usb_audio_streaming_interface_descriptor *asid; |
| 1564 | const struct usb_audio_streaming_type1_descriptor *asf1d; |
| 1565 | const usb_endpoint_descriptor_audio_t *ed; |
| 1566 | const usb_endpoint_descriptor_audio_t *epdesc1; |
| 1567 | const struct usb_audio_streaming_endpoint_descriptor *sed; |
| 1568 | int format, chan __unused, prec, enc; |
| 1569 | int dir, type, sync; |
| 1570 | struct as_info ai; |
| 1571 | const char *format_str __unused; |
| 1572 | |
| 1573 | asid = (const void *)(tbuf + offs); |
| 1574 | if (asid->bDescriptorType != UDESC_CS_INTERFACE || |
| 1575 | asid->bDescriptorSubtype != AS_GENERAL) |
| 1576 | return USBD_INVAL; |
| 1577 | DPRINTF("asid: bTerminakLink=%d wFormatTag=%d\n" , |
| 1578 | asid->bTerminalLink, UGETW(asid->wFormatTag)); |
| 1579 | offs += asid->bLength; |
| 1580 | if (offs > size) |
| 1581 | return USBD_INVAL; |
| 1582 | |
| 1583 | asf1d = (const void *)(tbuf + offs); |
| 1584 | if (asf1d->bDescriptorType != UDESC_CS_INTERFACE || |
| 1585 | asf1d->bDescriptorSubtype != FORMAT_TYPE) |
| 1586 | return USBD_INVAL; |
| 1587 | offs += asf1d->bLength; |
| 1588 | if (offs > size) |
| 1589 | return USBD_INVAL; |
| 1590 | |
| 1591 | if (asf1d->bFormatType != FORMAT_TYPE_I) { |
| 1592 | aprint_error_dev(sc->sc_dev, |
| 1593 | "ignored setting with type %d format\n" , UGETW(asid->wFormatTag)); |
| 1594 | return USBD_NORMAL_COMPLETION; |
| 1595 | } |
| 1596 | |
| 1597 | ed = (const void *)(tbuf + offs); |
| 1598 | if (ed->bDescriptorType != UDESC_ENDPOINT) |
| 1599 | return USBD_INVAL; |
| 1600 | DPRINTF("endpoint[0] bLength=%d bDescriptorType=%d " |
| 1601 | "bEndpointAddress=%d bmAttributes=0x%x wMaxPacketSize=%d " |
| 1602 | "bInterval=%d bRefresh=%d bSynchAddress=%d\n" , |
| 1603 | ed->bLength, ed->bDescriptorType, ed->bEndpointAddress, |
| 1604 | ed->bmAttributes, UGETW(ed->wMaxPacketSize), |
| 1605 | ed->bInterval, ed->bRefresh, ed->bSynchAddress); |
| 1606 | offs += ed->bLength; |
| 1607 | if (offs > size) |
| 1608 | return USBD_INVAL; |
| 1609 | if (UE_GET_XFERTYPE(ed->bmAttributes) != UE_ISOCHRONOUS) |
| 1610 | return USBD_INVAL; |
| 1611 | |
| 1612 | dir = UE_GET_DIR(ed->bEndpointAddress); |
| 1613 | type = UE_GET_ISO_TYPE(ed->bmAttributes); |
| 1614 | if ((usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_AU_INP_ASYNC) && |
| 1615 | dir == UE_DIR_IN && type == UE_ISO_ADAPT) |
| 1616 | type = UE_ISO_ASYNC; |
| 1617 | |
| 1618 | /* We can't handle endpoints that need a sync pipe yet. */ |
| 1619 | sync = FALSE; |
| 1620 | if (dir == UE_DIR_IN && type == UE_ISO_ADAPT) { |
| 1621 | sync = TRUE; |
| 1622 | #ifndef UAUDIO_MULTIPLE_ENDPOINTS |
| 1623 | aprint_error_dev(sc->sc_dev, |
| 1624 | "ignored input endpoint of type adaptive\n" ); |
| 1625 | return USBD_NORMAL_COMPLETION; |
| 1626 | #endif |
| 1627 | } |
| 1628 | if (dir != UE_DIR_IN && type == UE_ISO_ASYNC) { |
| 1629 | sync = TRUE; |
| 1630 | #ifndef UAUDIO_MULTIPLE_ENDPOINTS |
| 1631 | aprint_error_dev(sc->sc_dev, |
| 1632 | "ignored output endpoint of type async\n" ); |
| 1633 | return USBD_NORMAL_COMPLETION; |
| 1634 | #endif |
| 1635 | } |
| 1636 | |
| 1637 | sed = (const void *)(tbuf + offs); |
| 1638 | if (sed->bDescriptorType != UDESC_CS_ENDPOINT || |
| 1639 | sed->bDescriptorSubtype != AS_GENERAL) |
| 1640 | return USBD_INVAL; |
| 1641 | DPRINTF(" streadming_endpoint: offset=%d bLength=%d\n" , offs, sed->bLength); |
| 1642 | offs += sed->bLength; |
| 1643 | if (offs > size) |
| 1644 | return USBD_INVAL; |
| 1645 | |
| 1646 | #ifdef UAUDIO_MULTIPLE_ENDPOINTS |
| 1647 | if (sync && id->bNumEndpoints <= 1) { |
| 1648 | aprint_error_dev(sc->sc_dev, |
| 1649 | "a sync-pipe endpoint but no other endpoint\n" ); |
| 1650 | return USBD_INVAL; |
| 1651 | } |
| 1652 | #endif |
| 1653 | if (!sync && id->bNumEndpoints > 1) { |
| 1654 | aprint_error_dev(sc->sc_dev, |
| 1655 | "non sync-pipe endpoint but multiple endpoints\n" ); |
| 1656 | return USBD_INVAL; |
| 1657 | } |
| 1658 | epdesc1 = NULL; |
| 1659 | if (id->bNumEndpoints > 1) { |
| 1660 | epdesc1 = (const void*)(tbuf + offs); |
| 1661 | if (epdesc1->bDescriptorType != UDESC_ENDPOINT) |
| 1662 | return USBD_INVAL; |
| 1663 | DPRINTF("endpoint[1] bLength=%d " |
| 1664 | "bDescriptorType=%d bEndpointAddress=%d " |
| 1665 | "bmAttributes=0x%x wMaxPacketSize=%d bInterval=%d " |
| 1666 | "bRefresh=%d bSynchAddress=%d\n" , |
| 1667 | epdesc1->bLength, epdesc1->bDescriptorType, |
| 1668 | epdesc1->bEndpointAddress, epdesc1->bmAttributes, |
| 1669 | UGETW(epdesc1->wMaxPacketSize), epdesc1->bInterval, |
| 1670 | epdesc1->bRefresh, epdesc1->bSynchAddress); |
| 1671 | offs += epdesc1->bLength; |
| 1672 | if (offs > size) |
| 1673 | return USBD_INVAL; |
| 1674 | if (epdesc1->bSynchAddress != 0) { |
| 1675 | aprint_error_dev(sc->sc_dev, |
| 1676 | "invalid endpoint: bSynchAddress=0\n" ); |
| 1677 | return USBD_INVAL; |
| 1678 | } |
| 1679 | if (UE_GET_XFERTYPE(epdesc1->bmAttributes) != UE_ISOCHRONOUS) { |
| 1680 | aprint_error_dev(sc->sc_dev, |
| 1681 | "invalid endpoint: bmAttributes=0x%x\n" , |
| 1682 | epdesc1->bmAttributes); |
| 1683 | return USBD_INVAL; |
| 1684 | } |
| 1685 | if (epdesc1->bEndpointAddress != ed->bSynchAddress) { |
| 1686 | aprint_error_dev(sc->sc_dev, |
| 1687 | "invalid endpoint addresses: " |
| 1688 | "ep[0]->bSynchAddress=0x%x " |
| 1689 | "ep[1]->bEndpointAddress=0x%x\n" , |
| 1690 | ed->bSynchAddress, epdesc1->bEndpointAddress); |
| 1691 | return USBD_INVAL; |
| 1692 | } |
| 1693 | /* UE_GET_ADDR(epdesc1->bEndpointAddress), and epdesc1->bRefresh */ |
| 1694 | } |
| 1695 | |
| 1696 | format = UGETW(asid->wFormatTag); |
| 1697 | chan = asf1d->bNrChannels; |
| 1698 | prec = asf1d->bBitResolution; |
| 1699 | if (prec != 8 && prec != 16 && prec != 24) { |
| 1700 | aprint_error_dev(sc->sc_dev, |
| 1701 | "ignored setting with precision %d\n" , prec); |
| 1702 | return USBD_NORMAL_COMPLETION; |
| 1703 | } |
| 1704 | switch (format) { |
| 1705 | case UA_FMT_PCM: |
| 1706 | if (prec == 8) { |
| 1707 | sc->sc_altflags |= HAS_8; |
| 1708 | } else if (prec == 16) { |
| 1709 | sc->sc_altflags |= HAS_16; |
| 1710 | } else if (prec == 24) { |
| 1711 | sc->sc_altflags |= HAS_24; |
| 1712 | } |
| 1713 | enc = AUDIO_ENCODING_SLINEAR_LE; |
| 1714 | format_str = "pcm" ; |
| 1715 | break; |
| 1716 | case UA_FMT_PCM8: |
| 1717 | enc = AUDIO_ENCODING_ULINEAR_LE; |
| 1718 | sc->sc_altflags |= HAS_8U; |
| 1719 | format_str = "pcm8" ; |
| 1720 | break; |
| 1721 | case UA_FMT_ALAW: |
| 1722 | enc = AUDIO_ENCODING_ALAW; |
| 1723 | sc->sc_altflags |= HAS_ALAW; |
| 1724 | format_str = "alaw" ; |
| 1725 | break; |
| 1726 | case UA_FMT_MULAW: |
| 1727 | enc = AUDIO_ENCODING_ULAW; |
| 1728 | sc->sc_altflags |= HAS_MULAW; |
| 1729 | format_str = "mulaw" ; |
| 1730 | break; |
| 1731 | case UA_FMT_IEEE_FLOAT: |
| 1732 | default: |
| 1733 | aprint_error_dev(sc->sc_dev, |
| 1734 | "ignored setting with format %d\n" , format); |
| 1735 | return USBD_NORMAL_COMPLETION; |
| 1736 | } |
| 1737 | #ifdef UAUDIO_DEBUG |
| 1738 | aprint_debug_dev(sc->sc_dev, "%s: %dch, %d/%dbit, %s," , |
| 1739 | dir == UE_DIR_IN ? "recording" : "playback" , |
| 1740 | chan, prec, asf1d->bSubFrameSize * 8, format_str); |
| 1741 | if (asf1d->bSamFreqType == UA_SAMP_CONTNUOUS) { |
| 1742 | aprint_debug(" %d-%dHz\n" , UA_SAMP_LO(asf1d), |
| 1743 | UA_SAMP_HI(asf1d)); |
| 1744 | } else { |
| 1745 | int r; |
| 1746 | aprint_debug(" %d" , UA_GETSAMP(asf1d, 0)); |
| 1747 | for (r = 1; r < asf1d->bSamFreqType; r++) |
| 1748 | aprint_debug(",%d" , UA_GETSAMP(asf1d, r)); |
| 1749 | aprint_debug("Hz\n" ); |
| 1750 | } |
| 1751 | #endif |
| 1752 | ai.alt = id->bAlternateSetting; |
| 1753 | ai.encoding = enc; |
| 1754 | ai.attributes = sed->bmAttributes; |
| 1755 | ai.idesc = id; |
| 1756 | ai.edesc = ed; |
| 1757 | ai.edesc1 = epdesc1; |
| 1758 | ai.asf1desc = asf1d; |
| 1759 | ai.sc_busy = 0; |
| 1760 | ai.aformat = NULL; |
| 1761 | ai.ifaceh = NULL; |
| 1762 | uaudio_add_alt(sc, &ai); |
| 1763 | #ifdef UAUDIO_DEBUG |
| 1764 | if (ai.attributes & UA_SED_FREQ_CONTROL) |
| 1765 | DPRINTFN(1, "%s" , "FREQ_CONTROL\n" ); |
| 1766 | if (ai.attributes & UA_SED_PITCH_CONTROL) |
| 1767 | DPRINTFN(1, "%s" , "PITCH_CONTROL\n" ); |
| 1768 | #endif |
| 1769 | sc->sc_mode |= (dir == UE_DIR_OUT) ? AUMODE_PLAY : AUMODE_RECORD; |
| 1770 | |
| 1771 | return USBD_NORMAL_COMPLETION; |
| 1772 | } |
| 1773 | #undef offs |
| 1774 | |
| 1775 | Static usbd_status |
| 1776 | uaudio_identify_as(struct uaudio_softc *sc, |
| 1777 | const usb_config_descriptor_t *cdesc) |
| 1778 | { |
| 1779 | const usb_interface_descriptor_t *id; |
| 1780 | const char *tbuf; |
| 1781 | struct audio_format *auf; |
| 1782 | const struct usb_audio_streaming_type1_descriptor *t1desc; |
| 1783 | int size, offs; |
| 1784 | int i, j; |
| 1785 | |
| 1786 | size = UGETW(cdesc->wTotalLength); |
| 1787 | tbuf = (const char *)cdesc; |
| 1788 | |
| 1789 | /* Locate the AudioStreaming interface descriptor. */ |
| 1790 | offs = 0; |
| 1791 | id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOSTREAM); |
| 1792 | if (id == NULL) |
| 1793 | return USBD_INVAL; |
| 1794 | |
| 1795 | /* Loop through all the alternate settings. */ |
| 1796 | while (offs <= size) { |
| 1797 | DPRINTFN(2, "interface=%d offset=%d\n" , |
| 1798 | id->bInterfaceNumber, offs); |
| 1799 | switch (id->bNumEndpoints) { |
| 1800 | case 0: |
| 1801 | DPRINTFN(2, "AS null alt=%d\n" , |
| 1802 | id->bAlternateSetting); |
| 1803 | sc->sc_nullalt = id->bAlternateSetting; |
| 1804 | break; |
| 1805 | case 1: |
| 1806 | #ifdef UAUDIO_MULTIPLE_ENDPOINTS |
| 1807 | case 2: |
| 1808 | #endif |
| 1809 | uaudio_process_as(sc, tbuf, &offs, size, id); |
| 1810 | break; |
| 1811 | default: |
| 1812 | aprint_error_dev(sc->sc_dev, |
| 1813 | "ignored audio interface with %d endpoints\n" , |
| 1814 | id->bNumEndpoints); |
| 1815 | break; |
| 1816 | } |
| 1817 | id = uaudio_find_iface(tbuf, size, &offs,UISUBCLASS_AUDIOSTREAM); |
| 1818 | if (id == NULL) |
| 1819 | break; |
| 1820 | } |
| 1821 | if (offs > size) |
| 1822 | return USBD_INVAL; |
| 1823 | DPRINTF("%d alts available\n" , sc->sc_nalts); |
| 1824 | |
| 1825 | if (sc->sc_mode == 0) { |
| 1826 | aprint_error_dev(sc->sc_dev, "no usable endpoint found\n" ); |
| 1827 | return USBD_INVAL; |
| 1828 | } |
| 1829 | |
| 1830 | /* build audio_format array */ |
| 1831 | sc->sc_formats = kmem_alloc(sizeof(struct audio_format) * sc->sc_nalts, |
| 1832 | KM_SLEEP); |
| 1833 | if (sc->sc_formats == NULL) |
| 1834 | return USBD_NOMEM; |
| 1835 | sc->sc_nformats = sc->sc_nalts; |
| 1836 | for (i = 0; i < sc->sc_nalts; i++) { |
| 1837 | auf = &sc->sc_formats[i]; |
| 1838 | t1desc = sc->sc_alts[i].asf1desc; |
| 1839 | auf->driver_data = NULL; |
| 1840 | if (UE_GET_DIR(sc->sc_alts[i].edesc->bEndpointAddress) == UE_DIR_OUT) |
| 1841 | auf->mode = AUMODE_PLAY; |
| 1842 | else |
| 1843 | auf->mode = AUMODE_RECORD; |
| 1844 | auf->encoding = sc->sc_alts[i].encoding; |
| 1845 | auf->validbits = t1desc->bBitResolution; |
| 1846 | auf->precision = t1desc->bSubFrameSize * 8; |
| 1847 | auf->channels = t1desc->bNrChannels; |
| 1848 | auf->channel_mask = sc->sc_channel_config; |
| 1849 | auf->frequency_type = t1desc->bSamFreqType; |
| 1850 | if (t1desc->bSamFreqType == UA_SAMP_CONTNUOUS) { |
| 1851 | auf->frequency[0] = UA_SAMP_LO(t1desc); |
| 1852 | auf->frequency[1] = UA_SAMP_HI(t1desc); |
| 1853 | } else { |
| 1854 | for (j = 0; j < t1desc->bSamFreqType; j++) { |
| 1855 | if (j >= AUFMT_MAX_FREQUENCIES) { |
| 1856 | aprint_error("%s: please increase " |
| 1857 | "AUFMT_MAX_FREQUENCIES to %d\n" , |
| 1858 | __func__, t1desc->bSamFreqType); |
| 1859 | auf->frequency_type = |
| 1860 | AUFMT_MAX_FREQUENCIES; |
| 1861 | break; |
| 1862 | } |
| 1863 | auf->frequency[j] = UA_GETSAMP(t1desc, j); |
| 1864 | } |
| 1865 | } |
| 1866 | sc->sc_alts[i].aformat = auf; |
| 1867 | } |
| 1868 | |
| 1869 | if (0 != auconv_create_encodings(sc->sc_formats, sc->sc_nformats, |
| 1870 | &sc->sc_encodings)) { |
| 1871 | kmem_free(sc->sc_formats, |
| 1872 | sizeof(struct audio_format) * sc->sc_nformats); |
| 1873 | sc->sc_formats = NULL; |
| 1874 | return ENOMEM; |
| 1875 | } |
| 1876 | |
| 1877 | return USBD_NORMAL_COMPLETION; |
| 1878 | } |
| 1879 | |
| 1880 | #ifdef UAUDIO_DEBUG |
| 1881 | Static void |
| 1882 | uaudio_dump_tml(struct terminal_list *tml) { |
| 1883 | if (tml == NULL) { |
| 1884 | printf("NULL" ); |
| 1885 | } else { |
| 1886 | int i; |
| 1887 | for (i = 0; i < tml->size; i++) |
| 1888 | printf("%s " , uaudio_get_terminal_name |
| 1889 | (tml->terminals[i])); |
| 1890 | } |
| 1891 | printf("\n" ); |
| 1892 | } |
| 1893 | #endif |
| 1894 | |
| 1895 | Static usbd_status |
| 1896 | uaudio_identify_ac(struct uaudio_softc *sc, const usb_config_descriptor_t *cdesc) |
| 1897 | { |
| 1898 | struct io_terminal* iot; |
| 1899 | const usb_interface_descriptor_t *id; |
| 1900 | const struct usb_audio_control_descriptor *acdp; |
| 1901 | const uaudio_cs_descriptor_t *dp; |
| 1902 | const struct usb_audio_output_terminal *pot; |
| 1903 | struct terminal_list *tml; |
| 1904 | const char *tbuf, *ibuf, *ibufend; |
| 1905 | int size, offs, ndps, i, j; |
| 1906 | |
| 1907 | size = UGETW(cdesc->wTotalLength); |
| 1908 | tbuf = (const char *)cdesc; |
| 1909 | |
| 1910 | /* Locate the AudioControl interface descriptor. */ |
| 1911 | offs = 0; |
| 1912 | id = uaudio_find_iface(tbuf, size, &offs, UISUBCLASS_AUDIOCONTROL); |
| 1913 | if (id == NULL) |
| 1914 | return USBD_INVAL; |
| 1915 | if (offs + sizeof(*acdp) > size) |
| 1916 | return USBD_INVAL; |
| 1917 | sc->sc_ac_iface = id->bInterfaceNumber; |
| 1918 | DPRINTFN(2,"AC interface is %d\n" , sc->sc_ac_iface); |
| 1919 | |
| 1920 | /* A class-specific AC interface header should follow. */ |
| 1921 | ibuf = tbuf + offs; |
| 1922 | ibufend = tbuf + size; |
| 1923 | acdp = (const struct usb_audio_control_descriptor *)ibuf; |
| 1924 | if (acdp->bDescriptorType != UDESC_CS_INTERFACE || |
| 1925 | acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER) |
| 1926 | return USBD_INVAL; |
| 1927 | |
| 1928 | if (!(usbd_get_quirks(sc->sc_udev)->uq_flags & UQ_BAD_ADC) && |
| 1929 | UGETW(acdp->bcdADC) != UAUDIO_VERSION) |
| 1930 | return USBD_INVAL; |
| 1931 | |
| 1932 | sc->sc_audio_rev = UGETW(acdp->bcdADC); |
| 1933 | DPRINTFN(2, "found AC header, vers=%03x\n" , sc->sc_audio_rev); |
| 1934 | |
| 1935 | sc->sc_nullalt = -1; |
| 1936 | |
| 1937 | /* Scan through all the AC specific descriptors */ |
| 1938 | dp = (const uaudio_cs_descriptor_t *)ibuf; |
| 1939 | ndps = 0; |
| 1940 | iot = malloc(sizeof(struct io_terminal) * 256, M_TEMP, M_NOWAIT | M_ZERO); |
| 1941 | if (iot == NULL) { |
| 1942 | aprint_error("%s: no memory\n" , __func__); |
| 1943 | return USBD_NOMEM; |
| 1944 | } |
| 1945 | for (;;) { |
| 1946 | ibuf += dp->bLength; |
| 1947 | if (ibuf >= ibufend) |
| 1948 | break; |
| 1949 | dp = (const uaudio_cs_descriptor_t *)ibuf; |
| 1950 | if (ibuf + dp->bLength > ibufend) { |
| 1951 | free(iot, M_TEMP); |
| 1952 | return USBD_INVAL; |
| 1953 | } |
| 1954 | if (dp->bDescriptorType != UDESC_CS_INTERFACE) |
| 1955 | break; |
| 1956 | i = ((const struct usb_audio_input_terminal *)dp)->bTerminalId; |
| 1957 | iot[i].d.desc = dp; |
| 1958 | if (i > ndps) |
| 1959 | ndps = i; |
| 1960 | } |
| 1961 | ndps++; |
| 1962 | |
| 1963 | /* construct io_terminal */ |
| 1964 | for (i = 0; i < ndps; i++) { |
| 1965 | dp = iot[i].d.desc; |
| 1966 | if (dp == NULL) |
| 1967 | continue; |
| 1968 | if (dp->bDescriptorSubtype != UDESCSUB_AC_OUTPUT) |
| 1969 | continue; |
| 1970 | pot = iot[i].d.ot; |
| 1971 | tml = uaudio_io_terminaltype(UGETW(pot->wTerminalType), iot, i); |
| 1972 | if (tml != NULL) |
| 1973 | free(tml, M_TEMP); |
| 1974 | } |
| 1975 | |
| 1976 | #ifdef UAUDIO_DEBUG |
| 1977 | for (i = 0; i < 256; i++) { |
| 1978 | struct usb_audio_cluster cluster; |
| 1979 | |
| 1980 | if (iot[i].d.desc == NULL) |
| 1981 | continue; |
| 1982 | printf("id %d:\t" , i); |
| 1983 | switch (iot[i].d.desc->bDescriptorSubtype) { |
| 1984 | case UDESCSUB_AC_INPUT: |
| 1985 | printf("AC_INPUT type=%s\n" , uaudio_get_terminal_name |
| 1986 | (UGETW(iot[i].d.it->wTerminalType))); |
| 1987 | printf("\t" ); |
| 1988 | cluster = uaudio_get_cluster(i, iot); |
| 1989 | uaudio_dump_cluster(&cluster); |
| 1990 | printf("\n" ); |
| 1991 | break; |
| 1992 | case UDESCSUB_AC_OUTPUT: |
| 1993 | printf("AC_OUTPUT type=%s " , uaudio_get_terminal_name |
| 1994 | (UGETW(iot[i].d.ot->wTerminalType))); |
| 1995 | printf("src=%d\n" , iot[i].d.ot->bSourceId); |
| 1996 | break; |
| 1997 | case UDESCSUB_AC_MIXER: |
| 1998 | printf("AC_MIXER src=" ); |
| 1999 | for (j = 0; j < iot[i].d.mu->bNrInPins; j++) |
| 2000 | printf("%d " , iot[i].d.mu->baSourceId[j]); |
| 2001 | printf("\n\t" ); |
| 2002 | cluster = uaudio_get_cluster(i, iot); |
| 2003 | uaudio_dump_cluster(&cluster); |
| 2004 | printf("\n" ); |
| 2005 | break; |
| 2006 | case UDESCSUB_AC_SELECTOR: |
| 2007 | printf("AC_SELECTOR src=" ); |
| 2008 | for (j = 0; j < iot[i].d.su->bNrInPins; j++) |
| 2009 | printf("%d " , iot[i].d.su->baSourceId[j]); |
| 2010 | printf("\n" ); |
| 2011 | break; |
| 2012 | case UDESCSUB_AC_FEATURE: |
| 2013 | printf("AC_FEATURE src=%d\n" , iot[i].d.fu->bSourceId); |
| 2014 | break; |
| 2015 | case UDESCSUB_AC_PROCESSING: |
| 2016 | printf("AC_PROCESSING src=" ); |
| 2017 | for (j = 0; j < iot[i].d.pu->bNrInPins; j++) |
| 2018 | printf("%d " , iot[i].d.pu->baSourceId[j]); |
| 2019 | printf("\n\t" ); |
| 2020 | cluster = uaudio_get_cluster(i, iot); |
| 2021 | uaudio_dump_cluster(&cluster); |
| 2022 | printf("\n" ); |
| 2023 | break; |
| 2024 | case UDESCSUB_AC_EXTENSION: |
| 2025 | printf("AC_EXTENSION src=" ); |
| 2026 | for (j = 0; j < iot[i].d.eu->bNrInPins; j++) |
| 2027 | printf("%d " , iot[i].d.eu->baSourceId[j]); |
| 2028 | printf("\n\t" ); |
| 2029 | cluster = uaudio_get_cluster(i, iot); |
| 2030 | uaudio_dump_cluster(&cluster); |
| 2031 | printf("\n" ); |
| 2032 | break; |
| 2033 | default: |
| 2034 | printf("unknown audio control (subtype=%d)\n" , |
| 2035 | iot[i].d.desc->bDescriptorSubtype); |
| 2036 | } |
| 2037 | for (j = 0; j < iot[i].inputs_size; j++) { |
| 2038 | printf("\tinput%d: " , j); |
| 2039 | uaudio_dump_tml(iot[i].inputs[j]); |
| 2040 | } |
| 2041 | printf("\toutput: " ); |
| 2042 | uaudio_dump_tml(iot[i].output); |
| 2043 | } |
| 2044 | #endif |
| 2045 | |
| 2046 | for (i = 0; i < ndps; i++) { |
| 2047 | dp = iot[i].d.desc; |
| 2048 | if (dp == NULL) |
| 2049 | continue; |
| 2050 | DPRINTF("id=%d subtype=%d\n" , i, dp->bDescriptorSubtype); |
| 2051 | switch (dp->bDescriptorSubtype) { |
| 2052 | case UDESCSUB_AC_HEADER: |
| 2053 | aprint_error("uaudio_identify_ac: unexpected AC header\n" ); |
| 2054 | break; |
| 2055 | case UDESCSUB_AC_INPUT: |
| 2056 | uaudio_add_input(sc, iot, i); |
| 2057 | break; |
| 2058 | case UDESCSUB_AC_OUTPUT: |
| 2059 | uaudio_add_output(sc, iot, i); |
| 2060 | break; |
| 2061 | case UDESCSUB_AC_MIXER: |
| 2062 | uaudio_add_mixer(sc, iot, i); |
| 2063 | break; |
| 2064 | case UDESCSUB_AC_SELECTOR: |
| 2065 | uaudio_add_selector(sc, iot, i); |
| 2066 | break; |
| 2067 | case UDESCSUB_AC_FEATURE: |
| 2068 | uaudio_add_feature(sc, iot, i); |
| 2069 | break; |
| 2070 | case UDESCSUB_AC_PROCESSING: |
| 2071 | uaudio_add_processing(sc, iot, i); |
| 2072 | break; |
| 2073 | case UDESCSUB_AC_EXTENSION: |
| 2074 | uaudio_add_extension(sc, iot, i); |
| 2075 | break; |
| 2076 | default: |
| 2077 | aprint_error( |
| 2078 | "uaudio_identify_ac: bad AC desc subtype=0x%02x\n" , |
| 2079 | dp->bDescriptorSubtype); |
| 2080 | break; |
| 2081 | } |
| 2082 | } |
| 2083 | |
| 2084 | /* delete io_terminal */ |
| 2085 | for (i = 0; i < 256; i++) { |
| 2086 | if (iot[i].d.desc == NULL) |
| 2087 | continue; |
| 2088 | if (iot[i].inputs != NULL) { |
| 2089 | for (j = 0; j < iot[i].inputs_size; j++) { |
| 2090 | if (iot[i].inputs[j] != NULL) |
| 2091 | free(iot[i].inputs[j], M_TEMP); |
| 2092 | } |
| 2093 | free(iot[i].inputs, M_TEMP); |
| 2094 | } |
| 2095 | if (iot[i].output != NULL) |
| 2096 | free(iot[i].output, M_TEMP); |
| 2097 | iot[i].d.desc = NULL; |
| 2098 | } |
| 2099 | free(iot, M_TEMP); |
| 2100 | |
| 2101 | return USBD_NORMAL_COMPLETION; |
| 2102 | } |
| 2103 | |
| 2104 | Static int |
| 2105 | uaudio_query_devinfo(void *addr, mixer_devinfo_t *mi) |
| 2106 | { |
| 2107 | struct uaudio_softc *sc; |
| 2108 | struct mixerctl *mc; |
| 2109 | int n, nctls, i; |
| 2110 | |
| 2111 | DPRINTFN(7, "index=%d\n" , mi->index); |
| 2112 | sc = addr; |
| 2113 | if (sc->sc_dying) |
| 2114 | return EIO; |
| 2115 | |
| 2116 | n = mi->index; |
| 2117 | nctls = sc->sc_nctls; |
| 2118 | |
| 2119 | switch (n) { |
| 2120 | case UAC_OUTPUT: |
| 2121 | mi->type = AUDIO_MIXER_CLASS; |
| 2122 | mi->mixer_class = UAC_OUTPUT; |
| 2123 | mi->next = mi->prev = AUDIO_MIXER_LAST; |
| 2124 | strlcpy(mi->label.name, AudioCoutputs, sizeof(mi->label.name)); |
| 2125 | return 0; |
| 2126 | case UAC_INPUT: |
| 2127 | mi->type = AUDIO_MIXER_CLASS; |
| 2128 | mi->mixer_class = UAC_INPUT; |
| 2129 | mi->next = mi->prev = AUDIO_MIXER_LAST; |
| 2130 | strlcpy(mi->label.name, AudioCinputs, sizeof(mi->label.name)); |
| 2131 | return 0; |
| 2132 | case UAC_EQUAL: |
| 2133 | mi->type = AUDIO_MIXER_CLASS; |
| 2134 | mi->mixer_class = UAC_EQUAL; |
| 2135 | mi->next = mi->prev = AUDIO_MIXER_LAST; |
| 2136 | strlcpy(mi->label.name, AudioCequalization, |
| 2137 | sizeof(mi->label.name)); |
| 2138 | return 0; |
| 2139 | case UAC_RECORD: |
| 2140 | mi->type = AUDIO_MIXER_CLASS; |
| 2141 | mi->mixer_class = UAC_RECORD; |
| 2142 | mi->next = mi->prev = AUDIO_MIXER_LAST; |
| 2143 | strlcpy(mi->label.name, AudioCrecord, sizeof(mi->label.name)); |
| 2144 | return 0; |
| 2145 | default: |
| 2146 | break; |
| 2147 | } |
| 2148 | |
| 2149 | n -= UAC_NCLASSES; |
| 2150 | if (n < 0 || n >= nctls) |
| 2151 | return ENXIO; |
| 2152 | |
| 2153 | mc = &sc->sc_ctls[n]; |
| 2154 | strlcpy(mi->label.name, mc->ctlname, sizeof(mi->label.name)); |
| 2155 | mi->mixer_class = mc->class; |
| 2156 | mi->next = mi->prev = AUDIO_MIXER_LAST; /* XXX */ |
| 2157 | switch (mc->type) { |
| 2158 | case MIX_ON_OFF: |
| 2159 | mi->type = AUDIO_MIXER_ENUM; |
| 2160 | mi->un.e.num_mem = 2; |
| 2161 | strlcpy(mi->un.e.member[0].label.name, AudioNoff, |
| 2162 | sizeof(mi->un.e.member[0].label.name)); |
| 2163 | mi->un.e.member[0].ord = 0; |
| 2164 | strlcpy(mi->un.e.member[1].label.name, AudioNon, |
| 2165 | sizeof(mi->un.e.member[1].label.name)); |
| 2166 | mi->un.e.member[1].ord = 1; |
| 2167 | break; |
| 2168 | case MIX_SELECTOR: |
| 2169 | mi->type = AUDIO_MIXER_ENUM; |
| 2170 | mi->un.e.num_mem = mc->maxval - mc->minval + 1; |
| 2171 | for (i = 0; i <= mc->maxval - mc->minval; i++) { |
| 2172 | snprintf(mi->un.e.member[i].label.name, |
| 2173 | sizeof(mi->un.e.member[i].label.name), |
| 2174 | "%d" , i + mc->minval); |
| 2175 | mi->un.e.member[i].ord = i + mc->minval; |
| 2176 | } |
| 2177 | break; |
| 2178 | default: |
| 2179 | mi->type = AUDIO_MIXER_VALUE; |
| 2180 | strncpy(mi->un.v.units.name, mc->ctlunit, MAX_AUDIO_DEV_LEN); |
| 2181 | mi->un.v.num_channels = mc->nchan; |
| 2182 | mi->un.v.delta = mc->delta; |
| 2183 | break; |
| 2184 | } |
| 2185 | return 0; |
| 2186 | } |
| 2187 | |
| 2188 | Static int |
| 2189 | uaudio_open(void *addr, int flags) |
| 2190 | { |
| 2191 | struct uaudio_softc *sc; |
| 2192 | |
| 2193 | sc = addr; |
| 2194 | DPRINTF("sc=%p\n" , sc); |
| 2195 | if (sc->sc_dying) |
| 2196 | return EIO; |
| 2197 | |
| 2198 | if ((flags & FWRITE) && !(sc->sc_mode & AUMODE_PLAY)) |
| 2199 | return EACCES; |
| 2200 | if ((flags & FREAD) && !(sc->sc_mode & AUMODE_RECORD)) |
| 2201 | return EACCES; |
| 2202 | |
| 2203 | return 0; |
| 2204 | } |
| 2205 | |
| 2206 | /* |
| 2207 | * Close function is called at splaudio(). |
| 2208 | */ |
| 2209 | Static void |
| 2210 | uaudio_close(void *addr) |
| 2211 | { |
| 2212 | } |
| 2213 | |
| 2214 | Static int |
| 2215 | uaudio_drain(void *addr) |
| 2216 | { |
| 2217 | struct uaudio_softc *sc = addr; |
| 2218 | |
| 2219 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 2220 | |
| 2221 | kpause("uaudiodr" , false, |
| 2222 | mstohz(UAUDIO_NCHANBUFS * UAUDIO_NFRAMES), &sc->sc_intr_lock); |
| 2223 | |
| 2224 | return 0; |
| 2225 | } |
| 2226 | |
| 2227 | Static int |
| 2228 | uaudio_halt_out_dma(void *addr) |
| 2229 | { |
| 2230 | struct uaudio_softc *sc = addr; |
| 2231 | |
| 2232 | DPRINTF("%s" , "enter\n" ); |
| 2233 | |
| 2234 | mutex_exit(&sc->sc_intr_lock); |
| 2235 | if (sc->sc_playchan.pipe != NULL) { |
| 2236 | uaudio_chan_abort(sc, &sc->sc_playchan); |
| 2237 | uaudio_chan_free_buffers(sc, &sc->sc_playchan); |
| 2238 | uaudio_chan_close(sc, &sc->sc_playchan); |
| 2239 | sc->sc_playchan.intr = NULL; |
| 2240 | } |
| 2241 | mutex_enter(&sc->sc_intr_lock); |
| 2242 | |
| 2243 | return 0; |
| 2244 | } |
| 2245 | |
| 2246 | Static int |
| 2247 | uaudio_halt_in_dma(void *addr) |
| 2248 | { |
| 2249 | struct uaudio_softc *sc = addr; |
| 2250 | |
| 2251 | DPRINTF("%s" , "enter\n" ); |
| 2252 | |
| 2253 | mutex_exit(&sc->sc_intr_lock); |
| 2254 | if (sc->sc_recchan.pipe != NULL) { |
| 2255 | uaudio_chan_abort(sc, &sc->sc_recchan); |
| 2256 | uaudio_chan_free_buffers(sc, &sc->sc_recchan); |
| 2257 | uaudio_chan_close(sc, &sc->sc_recchan); |
| 2258 | sc->sc_recchan.intr = NULL; |
| 2259 | } |
| 2260 | mutex_enter(&sc->sc_intr_lock); |
| 2261 | |
| 2262 | return 0; |
| 2263 | } |
| 2264 | |
| 2265 | Static int |
| 2266 | uaudio_getdev(void *addr, struct audio_device *retp) |
| 2267 | { |
| 2268 | struct uaudio_softc *sc; |
| 2269 | |
| 2270 | DPRINTF("%s" , "\n" ); |
| 2271 | sc = addr; |
| 2272 | if (sc->sc_dying) |
| 2273 | return EIO; |
| 2274 | |
| 2275 | *retp = sc->sc_adev; |
| 2276 | return 0; |
| 2277 | } |
| 2278 | |
| 2279 | /* |
| 2280 | * Make sure the block size is large enough to hold all outstanding transfers. |
| 2281 | */ |
| 2282 | Static int |
| 2283 | uaudio_round_blocksize(void *addr, int blk, |
| 2284 | int mode, const audio_params_t *param) |
| 2285 | { |
| 2286 | struct uaudio_softc *sc; |
| 2287 | int b; |
| 2288 | |
| 2289 | sc = addr; |
| 2290 | DPRINTF("blk=%d mode=%s\n" , blk, |
| 2291 | mode == AUMODE_PLAY ? "AUMODE_PLAY" : "AUMODE_RECORD" ); |
| 2292 | |
| 2293 | /* chan.bytes_per_frame can be 0. */ |
| 2294 | if (mode == AUMODE_PLAY || sc->sc_recchan.bytes_per_frame <= 0) { |
| 2295 | b = param->sample_rate * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; |
| 2296 | |
| 2297 | /* |
| 2298 | * This does not make accurate value in the case |
| 2299 | * of b % USB_FRAMES_PER_SECOND != 0 |
| 2300 | */ |
| 2301 | b /= USB_FRAMES_PER_SECOND; |
| 2302 | |
| 2303 | b *= param->precision / 8 * param->channels; |
| 2304 | } else { |
| 2305 | /* |
| 2306 | * use wMaxPacketSize in bytes_per_frame. |
| 2307 | * See uaudio_set_params() and uaudio_chan_init() |
| 2308 | */ |
| 2309 | b = sc->sc_recchan.bytes_per_frame |
| 2310 | * UAUDIO_NFRAMES * UAUDIO_NCHANBUFS; |
| 2311 | } |
| 2312 | |
| 2313 | if (b <= 0) |
| 2314 | b = 1; |
| 2315 | blk = blk <= b ? b : blk / b * b; |
| 2316 | |
| 2317 | #ifdef DIAGNOSTIC |
| 2318 | if (blk <= 0) { |
| 2319 | aprint_debug("uaudio_round_blocksize: blk=%d\n" , blk); |
| 2320 | blk = 512; |
| 2321 | } |
| 2322 | #endif |
| 2323 | |
| 2324 | DPRINTF("resultant blk=%d\n" , blk); |
| 2325 | return blk; |
| 2326 | } |
| 2327 | |
| 2328 | Static int |
| 2329 | uaudio_get_props(void *addr) |
| 2330 | { |
| 2331 | return AUDIO_PROP_FULLDUPLEX | AUDIO_PROP_INDEPENDENT; |
| 2332 | |
| 2333 | } |
| 2334 | |
| 2335 | Static void |
| 2336 | uaudio_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) |
| 2337 | { |
| 2338 | struct uaudio_softc *sc; |
| 2339 | |
| 2340 | sc = addr; |
| 2341 | *intr = &sc->sc_intr_lock; |
| 2342 | *thread = &sc->sc_lock; |
| 2343 | } |
| 2344 | |
| 2345 | Static int |
| 2346 | uaudio_get(struct uaudio_softc *sc, int which, int type, int wValue, |
| 2347 | int wIndex, int len) |
| 2348 | { |
| 2349 | usb_device_request_t req; |
| 2350 | uint8_t data[4]; |
| 2351 | usbd_status err; |
| 2352 | int val; |
| 2353 | |
| 2354 | if (wValue == -1) |
| 2355 | return 0; |
| 2356 | |
| 2357 | req.bmRequestType = type; |
| 2358 | req.bRequest = which; |
| 2359 | USETW(req.wValue, wValue); |
| 2360 | USETW(req.wIndex, wIndex); |
| 2361 | USETW(req.wLength, len); |
| 2362 | DPRINTFN(2,"type=0x%02x req=0x%02x wValue=0x%04x " |
| 2363 | "wIndex=0x%04x len=%d\n" , |
| 2364 | type, which, wValue, wIndex, len); |
| 2365 | err = usbd_do_request(sc->sc_udev, &req, data); |
| 2366 | if (err) { |
| 2367 | DPRINTF("err=%s\n" , usbd_errstr(err)); |
| 2368 | return -1; |
| 2369 | } |
| 2370 | switch (len) { |
| 2371 | case 1: |
| 2372 | val = data[0]; |
| 2373 | break; |
| 2374 | case 2: |
| 2375 | val = data[0] | (data[1] << 8); |
| 2376 | break; |
| 2377 | default: |
| 2378 | DPRINTF("bad length=%d\n" , len); |
| 2379 | return -1; |
| 2380 | } |
| 2381 | DPRINTFN(2,"val=%d\n" , val); |
| 2382 | return val; |
| 2383 | } |
| 2384 | |
| 2385 | Static void |
| 2386 | uaudio_set(struct uaudio_softc *sc, int which, int type, int wValue, |
| 2387 | int wIndex, int len, int val) |
| 2388 | { |
| 2389 | usb_device_request_t req; |
| 2390 | uint8_t data[4]; |
| 2391 | int err __unused; |
| 2392 | |
| 2393 | if (wValue == -1) |
| 2394 | return; |
| 2395 | |
| 2396 | req.bmRequestType = type; |
| 2397 | req.bRequest = which; |
| 2398 | USETW(req.wValue, wValue); |
| 2399 | USETW(req.wIndex, wIndex); |
| 2400 | USETW(req.wLength, len); |
| 2401 | switch (len) { |
| 2402 | case 1: |
| 2403 | data[0] = val; |
| 2404 | break; |
| 2405 | case 2: |
| 2406 | data[0] = val; |
| 2407 | data[1] = val >> 8; |
| 2408 | break; |
| 2409 | default: |
| 2410 | return; |
| 2411 | } |
| 2412 | DPRINTFN(2,"type=0x%02x req=0x%02x wValue=0x%04x " |
| 2413 | "wIndex=0x%04x len=%d, val=%d\n" , |
| 2414 | type, which, wValue, wIndex, len, val & 0xffff); |
| 2415 | err = usbd_do_request(sc->sc_udev, &req, data); |
| 2416 | #ifdef UAUDIO_DEBUG |
| 2417 | if (err) |
| 2418 | DPRINTF("err=%d\n" , err); |
| 2419 | #endif |
| 2420 | } |
| 2421 | |
| 2422 | Static int |
| 2423 | uaudio_signext(int type, int val) |
| 2424 | { |
| 2425 | if (!MIX_UNSIGNED(type)) { |
| 2426 | if (MIX_SIZE(type) == 2) |
| 2427 | val = (int16_t)val; |
| 2428 | else |
| 2429 | val = (int8_t)val; |
| 2430 | } |
| 2431 | return val; |
| 2432 | } |
| 2433 | |
| 2434 | Static int |
| 2435 | uaudio_value2bsd(struct mixerctl *mc, int val) |
| 2436 | { |
| 2437 | DPRINTFN(5, "type=%03x val=%d min=%d max=%d " , |
| 2438 | mc->type, val, mc->minval, mc->maxval); |
| 2439 | if (mc->type == MIX_ON_OFF) { |
| 2440 | val = (val != 0); |
| 2441 | } else if (mc->type == MIX_SELECTOR) { |
| 2442 | if (val < mc->minval || val > mc->maxval) |
| 2443 | val = mc->minval; |
| 2444 | } else |
| 2445 | val = ((uaudio_signext(mc->type, val) - mc->minval) * 255 |
| 2446 | + mc->mul/2) / mc->mul; |
| 2447 | DPRINTFN_CLEAN(5, "val'=%d\n" , val); |
| 2448 | return val; |
| 2449 | } |
| 2450 | |
| 2451 | int |
| 2452 | uaudio_bsd2value(struct mixerctl *mc, int val) |
| 2453 | { |
| 2454 | DPRINTFN(5,"type=%03x val=%d min=%d max=%d " , |
| 2455 | mc->type, val, mc->minval, mc->maxval); |
| 2456 | if (mc->type == MIX_ON_OFF) { |
| 2457 | val = (val != 0); |
| 2458 | } else if (mc->type == MIX_SELECTOR) { |
| 2459 | if (val < mc->minval || val > mc->maxval) |
| 2460 | val = mc->minval; |
| 2461 | } else |
| 2462 | val = (val + mc->delta/2) * mc->mul / 255 + mc->minval; |
| 2463 | DPRINTFN_CLEAN(5, "val'=%d\n" , val); |
| 2464 | return val; |
| 2465 | } |
| 2466 | |
| 2467 | Static int |
| 2468 | uaudio_ctl_get(struct uaudio_softc *sc, int which, struct mixerctl *mc, |
| 2469 | int chan) |
| 2470 | { |
| 2471 | int val; |
| 2472 | |
| 2473 | DPRINTFN(5,"which=%d chan=%d\n" , which, chan); |
| 2474 | mutex_exit(&sc->sc_lock); |
| 2475 | val = uaudio_get(sc, which, UT_READ_CLASS_INTERFACE, mc->wValue[chan], |
| 2476 | mc->wIndex, MIX_SIZE(mc->type)); |
| 2477 | mutex_enter(&sc->sc_lock); |
| 2478 | return uaudio_value2bsd(mc, val); |
| 2479 | } |
| 2480 | |
| 2481 | Static void |
| 2482 | uaudio_ctl_set(struct uaudio_softc *sc, int which, struct mixerctl *mc, |
| 2483 | int chan, int val) |
| 2484 | { |
| 2485 | |
| 2486 | val = uaudio_bsd2value(mc, val); |
| 2487 | mutex_exit(&sc->sc_lock); |
| 2488 | uaudio_set(sc, which, UT_WRITE_CLASS_INTERFACE, mc->wValue[chan], |
| 2489 | mc->wIndex, MIX_SIZE(mc->type), val); |
| 2490 | mutex_enter(&sc->sc_lock); |
| 2491 | } |
| 2492 | |
| 2493 | Static int |
| 2494 | uaudio_mixer_get_port(void *addr, mixer_ctrl_t *cp) |
| 2495 | { |
| 2496 | struct uaudio_softc *sc; |
| 2497 | struct mixerctl *mc; |
| 2498 | int i, n, vals[MIX_MAX_CHAN], val; |
| 2499 | |
| 2500 | DPRINTFN(2, "index=%d\n" , cp->dev); |
| 2501 | sc = addr; |
| 2502 | if (sc->sc_dying) |
| 2503 | return EIO; |
| 2504 | |
| 2505 | n = cp->dev - UAC_NCLASSES; |
| 2506 | if (n < 0 || n >= sc->sc_nctls) |
| 2507 | return ENXIO; |
| 2508 | mc = &sc->sc_ctls[n]; |
| 2509 | |
| 2510 | if (mc->type == MIX_ON_OFF) { |
| 2511 | if (cp->type != AUDIO_MIXER_ENUM) |
| 2512 | return EINVAL; |
| 2513 | cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); |
| 2514 | } else if (mc->type == MIX_SELECTOR) { |
| 2515 | if (cp->type != AUDIO_MIXER_ENUM) |
| 2516 | return EINVAL; |
| 2517 | cp->un.ord = uaudio_ctl_get(sc, GET_CUR, mc, 0); |
| 2518 | } else { |
| 2519 | if (cp->type != AUDIO_MIXER_VALUE) |
| 2520 | return EINVAL; |
| 2521 | if (cp->un.value.num_channels != 1 && |
| 2522 | cp->un.value.num_channels != mc->nchan) |
| 2523 | return EINVAL; |
| 2524 | for (i = 0; i < mc->nchan; i++) |
| 2525 | vals[i] = uaudio_ctl_get(sc, GET_CUR, mc, i); |
| 2526 | if (cp->un.value.num_channels == 1 && mc->nchan != 1) { |
| 2527 | for (val = 0, i = 0; i < mc->nchan; i++) |
| 2528 | val += vals[i]; |
| 2529 | vals[0] = val / mc->nchan; |
| 2530 | } |
| 2531 | for (i = 0; i < cp->un.value.num_channels; i++) |
| 2532 | cp->un.value.level[i] = vals[i]; |
| 2533 | } |
| 2534 | |
| 2535 | return 0; |
| 2536 | } |
| 2537 | |
| 2538 | Static int |
| 2539 | uaudio_mixer_set_port(void *addr, mixer_ctrl_t *cp) |
| 2540 | { |
| 2541 | struct uaudio_softc *sc; |
| 2542 | struct mixerctl *mc; |
| 2543 | int i, n, vals[MIX_MAX_CHAN]; |
| 2544 | |
| 2545 | DPRINTFN(2, "index = %d\n" , cp->dev); |
| 2546 | sc = addr; |
| 2547 | if (sc->sc_dying) |
| 2548 | return EIO; |
| 2549 | |
| 2550 | n = cp->dev - UAC_NCLASSES; |
| 2551 | if (n < 0 || n >= sc->sc_nctls) |
| 2552 | return ENXIO; |
| 2553 | mc = &sc->sc_ctls[n]; |
| 2554 | |
| 2555 | if (mc->type == MIX_ON_OFF) { |
| 2556 | if (cp->type != AUDIO_MIXER_ENUM) |
| 2557 | return EINVAL; |
| 2558 | uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); |
| 2559 | } else if (mc->type == MIX_SELECTOR) { |
| 2560 | if (cp->type != AUDIO_MIXER_ENUM) |
| 2561 | return EINVAL; |
| 2562 | uaudio_ctl_set(sc, SET_CUR, mc, 0, cp->un.ord); |
| 2563 | } else { |
| 2564 | if (cp->type != AUDIO_MIXER_VALUE) |
| 2565 | return EINVAL; |
| 2566 | if (cp->un.value.num_channels == 1) |
| 2567 | for (i = 0; i < mc->nchan; i++) |
| 2568 | vals[i] = cp->un.value.level[0]; |
| 2569 | else if (cp->un.value.num_channels == mc->nchan) |
| 2570 | for (i = 0; i < mc->nchan; i++) |
| 2571 | vals[i] = cp->un.value.level[i]; |
| 2572 | else |
| 2573 | return EINVAL; |
| 2574 | for (i = 0; i < mc->nchan; i++) |
| 2575 | uaudio_ctl_set(sc, SET_CUR, mc, i, vals[i]); |
| 2576 | } |
| 2577 | return 0; |
| 2578 | } |
| 2579 | |
| 2580 | Static int |
| 2581 | uaudio_trigger_input(void *addr, void *start, void *end, int blksize, |
| 2582 | void (*intr)(void *), void *arg, |
| 2583 | const audio_params_t *param) |
| 2584 | { |
| 2585 | struct uaudio_softc *sc; |
| 2586 | struct chan *ch; |
| 2587 | usbd_status err; |
| 2588 | int i; |
| 2589 | |
| 2590 | sc = addr; |
| 2591 | if (sc->sc_dying) |
| 2592 | return EIO; |
| 2593 | |
| 2594 | DPRINTFN(3, "sc=%p start=%p end=%p " |
| 2595 | "blksize=%d\n" , sc, start, end, blksize); |
| 2596 | ch = &sc->sc_recchan; |
| 2597 | uaudio_chan_set_param(ch, start, end, blksize); |
| 2598 | DPRINTFN(3, "sample_size=%d bytes/frame=%d " |
| 2599 | "fraction=0.%03d\n" , ch->sample_size, ch->bytes_per_frame, |
| 2600 | ch->fraction); |
| 2601 | |
| 2602 | mutex_exit(&sc->sc_intr_lock); |
| 2603 | err = uaudio_chan_open(sc, ch); |
| 2604 | if (err) { |
| 2605 | mutex_enter(&sc->sc_intr_lock); |
| 2606 | return EIO; |
| 2607 | } |
| 2608 | |
| 2609 | err = uaudio_chan_alloc_buffers(sc, ch); |
| 2610 | if (err) { |
| 2611 | uaudio_chan_close(sc, ch); |
| 2612 | mutex_enter(&sc->sc_intr_lock); |
| 2613 | return EIO; |
| 2614 | } |
| 2615 | |
| 2616 | |
| 2617 | ch->intr = intr; |
| 2618 | ch->arg = arg; |
| 2619 | |
| 2620 | /* XXX -1 shouldn't be needed */ |
| 2621 | for (i = 0; i < UAUDIO_NCHANBUFS - 1; i++) { |
| 2622 | uaudio_chan_rtransfer(ch); |
| 2623 | } |
| 2624 | |
| 2625 | mutex_enter(&sc->sc_intr_lock); |
| 2626 | |
| 2627 | return 0; |
| 2628 | } |
| 2629 | |
| 2630 | Static int |
| 2631 | uaudio_trigger_output(void *addr, void *start, void *end, int blksize, |
| 2632 | void (*intr)(void *), void *arg, |
| 2633 | const audio_params_t *param) |
| 2634 | { |
| 2635 | struct uaudio_softc *sc; |
| 2636 | struct chan *ch; |
| 2637 | usbd_status err; |
| 2638 | int i; |
| 2639 | |
| 2640 | sc = addr; |
| 2641 | if (sc->sc_dying) |
| 2642 | return EIO; |
| 2643 | |
| 2644 | DPRINTFN(3, "sc=%p start=%p end=%p " |
| 2645 | "blksize=%d\n" , sc, start, end, blksize); |
| 2646 | ch = &sc->sc_playchan; |
| 2647 | uaudio_chan_set_param(ch, start, end, blksize); |
| 2648 | DPRINTFN(3, "sample_size=%d bytes/frame=%d " |
| 2649 | "fraction=0.%03d\n" , ch->sample_size, ch->bytes_per_frame, |
| 2650 | ch->fraction); |
| 2651 | |
| 2652 | mutex_exit(&sc->sc_intr_lock); |
| 2653 | err = uaudio_chan_open(sc, ch); |
| 2654 | if (err) { |
| 2655 | mutex_enter(&sc->sc_intr_lock); |
| 2656 | return EIO; |
| 2657 | } |
| 2658 | |
| 2659 | err = uaudio_chan_alloc_buffers(sc, ch); |
| 2660 | if (err) { |
| 2661 | uaudio_chan_close(sc, ch); |
| 2662 | mutex_enter(&sc->sc_intr_lock); |
| 2663 | return EIO; |
| 2664 | } |
| 2665 | |
| 2666 | ch->intr = intr; |
| 2667 | ch->arg = arg; |
| 2668 | |
| 2669 | /* XXX -1 shouldn't be needed */ |
| 2670 | for (i = 0; i < UAUDIO_NCHANBUFS - 1; i++) |
| 2671 | uaudio_chan_ptransfer(ch); |
| 2672 | mutex_enter(&sc->sc_intr_lock); |
| 2673 | |
| 2674 | return 0; |
| 2675 | } |
| 2676 | |
| 2677 | /* Set up a pipe for a channel. */ |
| 2678 | Static usbd_status |
| 2679 | uaudio_chan_open(struct uaudio_softc *sc, struct chan *ch) |
| 2680 | { |
| 2681 | struct as_info *as; |
| 2682 | usb_device_descriptor_t *ddesc; |
| 2683 | int endpt; |
| 2684 | usbd_status err; |
| 2685 | |
| 2686 | as = &sc->sc_alts[ch->altidx]; |
| 2687 | endpt = as->edesc->bEndpointAddress; |
| 2688 | DPRINTF("endpt=0x%02x, speed=%d, alt=%d\n" , |
| 2689 | endpt, ch->sample_rate, as->alt); |
| 2690 | |
| 2691 | /* Set alternate interface corresponding to the mode. */ |
| 2692 | err = usbd_set_interface(as->ifaceh, as->alt); |
| 2693 | if (err) |
| 2694 | return err; |
| 2695 | |
| 2696 | /* |
| 2697 | * Roland SD-90 freezes by a SAMPLING_FREQ_CONTROL request. |
| 2698 | */ |
| 2699 | ddesc = usbd_get_device_descriptor(sc->sc_udev); |
| 2700 | if ((UGETW(ddesc->idVendor) != USB_VENDOR_ROLAND) && |
| 2701 | (UGETW(ddesc->idProduct) != USB_PRODUCT_ROLAND_SD90)) { |
| 2702 | err = uaudio_set_speed(sc, endpt, ch->sample_rate); |
| 2703 | if (err) { |
| 2704 | DPRINTF("set_speed failed err=%s\n" , usbd_errstr(err)); |
| 2705 | } |
| 2706 | } |
| 2707 | |
| 2708 | DPRINTF("create pipe to 0x%02x\n" , endpt); |
| 2709 | err = usbd_open_pipe(as->ifaceh, endpt, USBD_MPSAFE, &ch->pipe); |
| 2710 | if (err) |
| 2711 | return err; |
| 2712 | if (as->edesc1 != NULL) { |
| 2713 | endpt = as->edesc1->bEndpointAddress; |
| 2714 | DPRINTF("create sync-pipe to 0x%02x\n" , endpt); |
| 2715 | err = usbd_open_pipe(as->ifaceh, endpt, USBD_MPSAFE, |
| 2716 | &ch->sync_pipe); |
| 2717 | } |
| 2718 | return err; |
| 2719 | } |
| 2720 | |
| 2721 | Static void |
| 2722 | uaudio_chan_abort(struct uaudio_softc *sc, struct chan *ch) |
| 2723 | { |
| 2724 | struct usbd_pipe *pipe; |
| 2725 | struct as_info *as; |
| 2726 | |
| 2727 | as = &sc->sc_alts[ch->altidx]; |
| 2728 | as->sc_busy = 0; |
| 2729 | AUFMT_VALIDATE(as->aformat); |
| 2730 | if (sc->sc_nullalt >= 0) { |
| 2731 | DPRINTF("set null alt=%d\n" , sc->sc_nullalt); |
| 2732 | usbd_set_interface(as->ifaceh, sc->sc_nullalt); |
| 2733 | } |
| 2734 | pipe = ch->pipe; |
| 2735 | if (pipe) { |
| 2736 | usbd_abort_pipe(pipe); |
| 2737 | } |
| 2738 | pipe = ch->sync_pipe; |
| 2739 | if (pipe) { |
| 2740 | usbd_abort_pipe(pipe); |
| 2741 | } |
| 2742 | } |
| 2743 | |
| 2744 | Static void |
| 2745 | uaudio_chan_close(struct uaudio_softc *sc, struct chan *ch) |
| 2746 | { |
| 2747 | struct usbd_pipe *pipe; |
| 2748 | |
| 2749 | pipe = atomic_swap_ptr(&ch->pipe, NULL); |
| 2750 | if (pipe) { |
| 2751 | usbd_close_pipe(pipe); |
| 2752 | } |
| 2753 | pipe = atomic_swap_ptr(&ch->sync_pipe, NULL); |
| 2754 | if (pipe) { |
| 2755 | usbd_close_pipe(pipe); |
| 2756 | } |
| 2757 | } |
| 2758 | |
| 2759 | Static usbd_status |
| 2760 | uaudio_chan_alloc_buffers(struct uaudio_softc *sc, struct chan *ch) |
| 2761 | { |
| 2762 | int i, size; |
| 2763 | |
| 2764 | size = (ch->bytes_per_frame + ch->sample_size) * UAUDIO_NFRAMES; |
| 2765 | for (i = 0; i < UAUDIO_NCHANBUFS; i++) { |
| 2766 | struct usbd_xfer *xfer; |
| 2767 | |
| 2768 | int err = usbd_create_xfer(ch->pipe, size, 0, UAUDIO_NFRAMES, |
| 2769 | &xfer); |
| 2770 | if (err) |
| 2771 | goto bad; |
| 2772 | |
| 2773 | ch->chanbufs[i].xfer = xfer; |
| 2774 | ch->chanbufs[i].buffer = usbd_get_buffer(xfer); |
| 2775 | ch->chanbufs[i].chan = ch; |
| 2776 | } |
| 2777 | |
| 2778 | return USBD_NORMAL_COMPLETION; |
| 2779 | |
| 2780 | bad: |
| 2781 | while (--i >= 0) |
| 2782 | /* implicit buffer free */ |
| 2783 | usbd_destroy_xfer(ch->chanbufs[i].xfer); |
| 2784 | return USBD_NOMEM; |
| 2785 | } |
| 2786 | |
| 2787 | Static void |
| 2788 | uaudio_chan_free_buffers(struct uaudio_softc *sc, struct chan *ch) |
| 2789 | { |
| 2790 | int i; |
| 2791 | |
| 2792 | for (i = 0; i < UAUDIO_NCHANBUFS; i++) |
| 2793 | usbd_destroy_xfer(ch->chanbufs[i].xfer); |
| 2794 | } |
| 2795 | |
| 2796 | Static void |
| 2797 | uaudio_chan_ptransfer(struct chan *ch) |
| 2798 | { |
| 2799 | struct chanbuf *cb; |
| 2800 | int i, n, size, residue, total; |
| 2801 | |
| 2802 | if (ch->sc->sc_dying) |
| 2803 | return; |
| 2804 | |
| 2805 | /* Pick the next channel buffer. */ |
| 2806 | cb = &ch->chanbufs[ch->curchanbuf]; |
| 2807 | if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) |
| 2808 | ch->curchanbuf = 0; |
| 2809 | |
| 2810 | /* Compute the size of each frame in the next transfer. */ |
| 2811 | residue = ch->residue; |
| 2812 | total = 0; |
| 2813 | for (i = 0; i < UAUDIO_NFRAMES; i++) { |
| 2814 | size = ch->bytes_per_frame; |
| 2815 | residue += ch->fraction; |
| 2816 | if (residue >= USB_FRAMES_PER_SECOND) { |
| 2817 | if ((ch->sc->sc_altflags & UA_NOFRAC) == 0) |
| 2818 | size += ch->sample_size; |
| 2819 | residue -= USB_FRAMES_PER_SECOND; |
| 2820 | } |
| 2821 | cb->sizes[i] = size; |
| 2822 | total += size; |
| 2823 | } |
| 2824 | ch->residue = residue; |
| 2825 | cb->size = total; |
| 2826 | |
| 2827 | /* |
| 2828 | * Transfer data from upper layer buffer to channel buffer, taking |
| 2829 | * care of wrapping the upper layer buffer. |
| 2830 | */ |
| 2831 | n = min(total, ch->end - ch->cur); |
| 2832 | memcpy(cb->buffer, ch->cur, n); |
| 2833 | ch->cur += n; |
| 2834 | if (ch->cur >= ch->end) |
| 2835 | ch->cur = ch->start; |
| 2836 | if (total > n) { |
| 2837 | total -= n; |
| 2838 | memcpy(cb->buffer + n, ch->cur, total); |
| 2839 | ch->cur += total; |
| 2840 | } |
| 2841 | |
| 2842 | #ifdef UAUDIO_DEBUG |
| 2843 | if (uaudiodebug > 8) { |
| 2844 | DPRINTF("buffer=%p, residue=0.%03d\n" , cb->buffer, ch->residue); |
| 2845 | for (i = 0; i < UAUDIO_NFRAMES; i++) { |
| 2846 | DPRINTF(" [%d] length %d\n" , i, cb->sizes[i]); |
| 2847 | } |
| 2848 | } |
| 2849 | #endif |
| 2850 | |
| 2851 | //DPRINTFN(5, "ptransfer xfer=%p\n", cb->xfer); |
| 2852 | /* Fill the request */ |
| 2853 | usbd_setup_isoc_xfer(cb->xfer, cb, cb->sizes, UAUDIO_NFRAMES, 0, |
| 2854 | uaudio_chan_pintr); |
| 2855 | |
| 2856 | (void)usbd_transfer(cb->xfer); |
| 2857 | } |
| 2858 | |
| 2859 | Static void |
| 2860 | uaudio_chan_pintr(struct usbd_xfer *xfer, void *priv, |
| 2861 | usbd_status status) |
| 2862 | { |
| 2863 | struct chanbuf *cb; |
| 2864 | struct chan *ch; |
| 2865 | uint32_t count; |
| 2866 | |
| 2867 | cb = priv; |
| 2868 | ch = cb->chan; |
| 2869 | /* Return if we are aborting. */ |
| 2870 | if (status == USBD_CANCELLED) |
| 2871 | return; |
| 2872 | |
| 2873 | usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); |
| 2874 | DPRINTFN(5, "count=%d, transferred=%d\n" , |
| 2875 | count, ch->transferred); |
| 2876 | #ifdef DIAGNOSTIC |
| 2877 | if (count != cb->size) { |
| 2878 | aprint_error("uaudio_chan_pintr: count(%d) != size(%d)\n" , |
| 2879 | count, cb->size); |
| 2880 | } |
| 2881 | #endif |
| 2882 | |
| 2883 | ch->transferred += cb->size; |
| 2884 | mutex_enter(&ch->sc->sc_intr_lock); |
| 2885 | /* Call back to upper layer */ |
| 2886 | while (ch->transferred >= ch->blksize) { |
| 2887 | ch->transferred -= ch->blksize; |
| 2888 | DPRINTFN(5, "call %p(%p)\n" , ch->intr, ch->arg); |
| 2889 | ch->intr(ch->arg); |
| 2890 | } |
| 2891 | mutex_exit(&ch->sc->sc_intr_lock); |
| 2892 | |
| 2893 | /* start next transfer */ |
| 2894 | uaudio_chan_ptransfer(ch); |
| 2895 | } |
| 2896 | |
| 2897 | Static void |
| 2898 | uaudio_chan_rtransfer(struct chan *ch) |
| 2899 | { |
| 2900 | struct chanbuf *cb; |
| 2901 | int i, size, residue, total; |
| 2902 | |
| 2903 | if (ch->sc->sc_dying) |
| 2904 | return; |
| 2905 | |
| 2906 | /* Pick the next channel buffer. */ |
| 2907 | cb = &ch->chanbufs[ch->curchanbuf]; |
| 2908 | if (++ch->curchanbuf >= UAUDIO_NCHANBUFS) |
| 2909 | ch->curchanbuf = 0; |
| 2910 | |
| 2911 | /* Compute the size of each frame in the next transfer. */ |
| 2912 | residue = ch->residue; |
| 2913 | total = 0; |
| 2914 | for (i = 0; i < UAUDIO_NFRAMES; i++) { |
| 2915 | size = ch->bytes_per_frame; |
| 2916 | cb->sizes[i] = size; |
| 2917 | cb->offsets[i] = total; |
| 2918 | total += size; |
| 2919 | } |
| 2920 | ch->residue = residue; |
| 2921 | cb->size = total; |
| 2922 | |
| 2923 | #ifdef UAUDIO_DEBUG |
| 2924 | if (uaudiodebug > 8) { |
| 2925 | DPRINTF("buffer=%p, residue=0.%03d\n" , cb->buffer, ch->residue); |
| 2926 | for (i = 0; i < UAUDIO_NFRAMES; i++) { |
| 2927 | DPRINTF(" [%d] length %d\n" , i, cb->sizes[i]); |
| 2928 | } |
| 2929 | } |
| 2930 | #endif |
| 2931 | |
| 2932 | DPRINTFN(5, "transfer xfer=%p\n" , cb->xfer); |
| 2933 | /* Fill the request */ |
| 2934 | usbd_setup_isoc_xfer(cb->xfer, cb, cb->sizes, UAUDIO_NFRAMES, 0, |
| 2935 | uaudio_chan_rintr); |
| 2936 | |
| 2937 | (void)usbd_transfer(cb->xfer); |
| 2938 | } |
| 2939 | |
| 2940 | Static void |
| 2941 | uaudio_chan_rintr(struct usbd_xfer *xfer, void *priv, |
| 2942 | usbd_status status) |
| 2943 | { |
| 2944 | struct chanbuf *cb; |
| 2945 | struct chan *ch; |
| 2946 | uint32_t count; |
| 2947 | int i, n, frsize; |
| 2948 | |
| 2949 | cb = priv; |
| 2950 | ch = cb->chan; |
| 2951 | /* Return if we are aborting. */ |
| 2952 | if (status == USBD_CANCELLED) |
| 2953 | return; |
| 2954 | |
| 2955 | usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); |
| 2956 | DPRINTFN(5, "count=%d, transferred=%d\n" , count, ch->transferred); |
| 2957 | |
| 2958 | /* count < cb->size is normal for asynchronous source */ |
| 2959 | #ifdef DIAGNOSTIC |
| 2960 | if (count > cb->size) { |
| 2961 | aprint_error("uaudio_chan_rintr: count(%d) > size(%d)\n" , |
| 2962 | count, cb->size); |
| 2963 | } |
| 2964 | #endif |
| 2965 | |
| 2966 | /* |
| 2967 | * Transfer data from channel buffer to upper layer buffer, taking |
| 2968 | * care of wrapping the upper layer buffer. |
| 2969 | */ |
| 2970 | for (i = 0; i < UAUDIO_NFRAMES; i++) { |
| 2971 | frsize = cb->sizes[i]; |
| 2972 | n = min(frsize, ch->end - ch->cur); |
| 2973 | memcpy(ch->cur, cb->buffer + cb->offsets[i], n); |
| 2974 | ch->cur += n; |
| 2975 | if (ch->cur >= ch->end) |
| 2976 | ch->cur = ch->start; |
| 2977 | if (frsize > n) { |
| 2978 | memcpy(ch->cur, cb->buffer + cb->offsets[i] + n, |
| 2979 | frsize - n); |
| 2980 | ch->cur += frsize - n; |
| 2981 | } |
| 2982 | } |
| 2983 | |
| 2984 | /* Call back to upper layer */ |
| 2985 | ch->transferred += count; |
| 2986 | mutex_enter(&ch->sc->sc_intr_lock); |
| 2987 | while (ch->transferred >= ch->blksize) { |
| 2988 | ch->transferred -= ch->blksize; |
| 2989 | DPRINTFN(5, "call %p(%p)\n" , ch->intr, ch->arg); |
| 2990 | ch->intr(ch->arg); |
| 2991 | } |
| 2992 | mutex_exit(&ch->sc->sc_intr_lock); |
| 2993 | |
| 2994 | /* start next transfer */ |
| 2995 | uaudio_chan_rtransfer(ch); |
| 2996 | } |
| 2997 | |
| 2998 | Static void |
| 2999 | uaudio_chan_init(struct chan *ch, int altidx, const struct audio_params *param, |
| 3000 | int maxpktsize) |
| 3001 | { |
| 3002 | int samples_per_frame, sample_size; |
| 3003 | |
| 3004 | ch->altidx = altidx; |
| 3005 | sample_size = param->precision * param->channels / 8; |
| 3006 | samples_per_frame = param->sample_rate / USB_FRAMES_PER_SECOND; |
| 3007 | ch->sample_size = sample_size; |
| 3008 | ch->sample_rate = param->sample_rate; |
| 3009 | if (maxpktsize == 0) { |
| 3010 | ch->fraction = param->sample_rate % USB_FRAMES_PER_SECOND; |
| 3011 | ch->bytes_per_frame = samples_per_frame * sample_size; |
| 3012 | } else { |
| 3013 | ch->fraction = 0; |
| 3014 | ch->bytes_per_frame = maxpktsize; |
| 3015 | } |
| 3016 | ch->residue = 0; |
| 3017 | } |
| 3018 | |
| 3019 | Static void |
| 3020 | uaudio_chan_set_param(struct chan *ch, u_char *start, u_char *end, int blksize) |
| 3021 | { |
| 3022 | |
| 3023 | ch->start = start; |
| 3024 | ch->end = end; |
| 3025 | ch->cur = start; |
| 3026 | ch->blksize = blksize; |
| 3027 | ch->transferred = 0; |
| 3028 | ch->curchanbuf = 0; |
| 3029 | } |
| 3030 | |
| 3031 | Static int |
| 3032 | uaudio_set_params(void *addr, int setmode, int usemode, |
| 3033 | struct audio_params *play, struct audio_params *rec, |
| 3034 | stream_filter_list_t *pfil, stream_filter_list_t *rfil) |
| 3035 | { |
| 3036 | struct uaudio_softc *sc; |
| 3037 | int paltidx, raltidx; |
| 3038 | struct audio_params *p; |
| 3039 | stream_filter_list_t *fil; |
| 3040 | int mode, i; |
| 3041 | |
| 3042 | sc = addr; |
| 3043 | paltidx = -1; |
| 3044 | raltidx = -1; |
| 3045 | if (sc->sc_dying) |
| 3046 | return EIO; |
| 3047 | |
| 3048 | if (((usemode & AUMODE_PLAY) && sc->sc_playchan.pipe != NULL) || |
| 3049 | ((usemode & AUMODE_RECORD) && sc->sc_recchan.pipe != NULL)) |
| 3050 | return EBUSY; |
| 3051 | |
| 3052 | if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { |
| 3053 | sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 0; |
| 3054 | AUFMT_VALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); |
| 3055 | } |
| 3056 | if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { |
| 3057 | sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 0; |
| 3058 | AUFMT_VALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); |
| 3059 | } |
| 3060 | |
| 3061 | /* Some uaudio devices are unidirectional. Don't try to find a |
| 3062 | matching mode for the unsupported direction. */ |
| 3063 | setmode &= sc->sc_mode; |
| 3064 | |
| 3065 | for (mode = AUMODE_RECORD; mode != -1; |
| 3066 | mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { |
| 3067 | if ((setmode & mode) == 0) |
| 3068 | continue; |
| 3069 | |
| 3070 | if (mode == AUMODE_PLAY) { |
| 3071 | p = play; |
| 3072 | fil = pfil; |
| 3073 | } else { |
| 3074 | p = rec; |
| 3075 | fil = rfil; |
| 3076 | } |
| 3077 | i = auconv_set_converter(sc->sc_formats, sc->sc_nformats, |
| 3078 | mode, p, TRUE, fil); |
| 3079 | if (i < 0) |
| 3080 | return EINVAL; |
| 3081 | |
| 3082 | if (mode == AUMODE_PLAY) |
| 3083 | paltidx = i; |
| 3084 | else |
| 3085 | raltidx = i; |
| 3086 | } |
| 3087 | |
| 3088 | if ((setmode & AUMODE_PLAY)) { |
| 3089 | p = pfil->req_size > 0 ? &pfil->filters[0].param : play; |
| 3090 | /* XXX abort transfer if currently happening? */ |
| 3091 | uaudio_chan_init(&sc->sc_playchan, paltidx, p, 0); |
| 3092 | } |
| 3093 | if ((setmode & AUMODE_RECORD)) { |
| 3094 | p = rfil->req_size > 0 ? &rfil->filters[0].param : rec; |
| 3095 | /* XXX abort transfer if currently happening? */ |
| 3096 | uaudio_chan_init(&sc->sc_recchan, raltidx, p, |
| 3097 | UGETW(sc->sc_alts[raltidx].edesc->wMaxPacketSize)); |
| 3098 | } |
| 3099 | |
| 3100 | if ((usemode & AUMODE_PLAY) && sc->sc_playchan.altidx != -1) { |
| 3101 | sc->sc_alts[sc->sc_playchan.altidx].sc_busy = 1; |
| 3102 | AUFMT_INVALIDATE(sc->sc_alts[sc->sc_playchan.altidx].aformat); |
| 3103 | } |
| 3104 | if ((usemode & AUMODE_RECORD) && sc->sc_recchan.altidx != -1) { |
| 3105 | sc->sc_alts[sc->sc_recchan.altidx].sc_busy = 1; |
| 3106 | AUFMT_INVALIDATE(sc->sc_alts[sc->sc_recchan.altidx].aformat); |
| 3107 | } |
| 3108 | |
| 3109 | DPRINTF("use altidx=p%d/r%d, altno=p%d/r%d\n" , |
| 3110 | sc->sc_playchan.altidx, sc->sc_recchan.altidx, |
| 3111 | (sc->sc_playchan.altidx >= 0) |
| 3112 | ?sc->sc_alts[sc->sc_playchan.altidx].idesc->bAlternateSetting |
| 3113 | : -1, |
| 3114 | (sc->sc_recchan.altidx >= 0) |
| 3115 | ? sc->sc_alts[sc->sc_recchan.altidx].idesc->bAlternateSetting |
| 3116 | : -1); |
| 3117 | |
| 3118 | return 0; |
| 3119 | } |
| 3120 | |
| 3121 | Static usbd_status |
| 3122 | uaudio_set_speed(struct uaudio_softc *sc, int endpt, u_int speed) |
| 3123 | { |
| 3124 | usb_device_request_t req; |
| 3125 | usbd_status err; |
| 3126 | uint8_t data[3]; |
| 3127 | |
| 3128 | DPRINTFN(5, "endpt=%d speed=%u\n" , endpt, speed); |
| 3129 | req.bmRequestType = UT_WRITE_CLASS_ENDPOINT; |
| 3130 | req.bRequest = SET_CUR; |
| 3131 | USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0); |
| 3132 | USETW(req.wIndex, endpt); |
| 3133 | USETW(req.wLength, 3); |
| 3134 | data[0] = speed; |
| 3135 | data[1] = speed >> 8; |
| 3136 | data[2] = speed >> 16; |
| 3137 | |
| 3138 | err = usbd_do_request(sc->sc_udev, &req, data); |
| 3139 | |
| 3140 | return err; |
| 3141 | } |
| 3142 | |
| 3143 | #ifdef _MODULE |
| 3144 | |
| 3145 | MODULE(MODULE_CLASS_DRIVER, uaudio, NULL); |
| 3146 | |
| 3147 | static const struct cfiattrdata audiobuscf_iattrdata = { |
| 3148 | "audiobus" , 0, { { NULL, NULL, 0 }, } |
| 3149 | }; |
| 3150 | static const struct cfiattrdata * const uaudio_attrs[] = { |
| 3151 | &audiobuscf_iattrdata, NULL |
| 3152 | }; |
| 3153 | CFDRIVER_DECL(uaudio, DV_DULL, uaudio_attrs); |
| 3154 | extern struct cfattach uaudio_ca; |
| 3155 | static int uaudioloc[6/*USBIFIFCF_NLOCS*/] = { |
| 3156 | -1/*USBIFIFCF_PORT_DEFAULT*/, |
| 3157 | -1/*USBIFIFCF_CONFIGURATION_DEFAULT*/, |
| 3158 | -1/*USBIFIFCF_INTERFACE_DEFAULT*/, |
| 3159 | -1/*USBIFIFCF_VENDOR_DEFAULT*/, |
| 3160 | -1/*USBIFIFCF_PRODUCT_DEFAULT*/, |
| 3161 | -1/*USBIFIFCF_RELEASE_DEFAULT*/}; |
| 3162 | static struct cfparent uhubparent = { |
| 3163 | "usbifif" , NULL, DVUNIT_ANY |
| 3164 | }; |
| 3165 | static struct cfdata uaudio_cfdata[] = { |
| 3166 | { |
| 3167 | .cf_name = "uaudio" , |
| 3168 | .cf_atname = "uaudio" , |
| 3169 | .cf_unit = 0, |
| 3170 | .cf_fstate = FSTATE_STAR, |
| 3171 | .cf_loc = uaudioloc, |
| 3172 | .cf_flags = 0, |
| 3173 | .cf_pspec = &uhubparent, |
| 3174 | }, |
| 3175 | { NULL } |
| 3176 | }; |
| 3177 | |
| 3178 | static int |
| 3179 | uaudio_modcmd(modcmd_t cmd, void *arg) |
| 3180 | { |
| 3181 | int err; |
| 3182 | |
| 3183 | switch (cmd) { |
| 3184 | case MODULE_CMD_INIT: |
| 3185 | err = config_cfdriver_attach(&uaudio_cd); |
| 3186 | if (err) { |
| 3187 | return err; |
| 3188 | } |
| 3189 | err = config_cfattach_attach("uaudio" , &uaudio_ca); |
| 3190 | if (err) { |
| 3191 | config_cfdriver_detach(&uaudio_cd); |
| 3192 | return err; |
| 3193 | } |
| 3194 | err = config_cfdata_attach(uaudio_cfdata, 1); |
| 3195 | if (err) { |
| 3196 | config_cfattach_detach("uaudio" , &uaudio_ca); |
| 3197 | config_cfdriver_detach(&uaudio_cd); |
| 3198 | return err; |
| 3199 | } |
| 3200 | return 0; |
| 3201 | case MODULE_CMD_FINI: |
| 3202 | err = config_cfdata_detach(uaudio_cfdata); |
| 3203 | if (err) |
| 3204 | return err; |
| 3205 | config_cfattach_detach("uaudio" , &uaudio_ca); |
| 3206 | config_cfdriver_detach(&uaudio_cd); |
| 3207 | return 0; |
| 3208 | default: |
| 3209 | return ENOTTY; |
| 3210 | } |
| 3211 | } |
| 3212 | |
| 3213 | #endif |
| 3214 | |