8c20de927a
device by grabbing all the USB audio device interfaces. MFC after: 1 week
6121 lines
148 KiB
C
6121 lines
148 KiB
C
/* $NetBSD: uaudio.c,v 1.91 2004/11/05 17:46:14 kent Exp $ */
|
|
/* $FreeBSD$ */
|
|
|
|
/*-
|
|
* Copyright (c) 1999 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Lennart Augustsson (lennart@augustsson.net) at
|
|
* Carlstedt Research & Technology.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
/*
|
|
* USB audio specs: http://www.usb.org/developers/devclass_docs/audio10.pdf
|
|
* http://www.usb.org/developers/devclass_docs/frmts10.pdf
|
|
* http://www.usb.org/developers/devclass_docs/termt10.pdf
|
|
*/
|
|
|
|
/*
|
|
* Also merged:
|
|
* $NetBSD: uaudio.c,v 1.94 2005/01/15 15:19:53 kent Exp $
|
|
* $NetBSD: uaudio.c,v 1.95 2005/01/16 06:02:19 dsainty Exp $
|
|
* $NetBSD: uaudio.c,v 1.96 2005/01/16 12:46:00 kent Exp $
|
|
* $NetBSD: uaudio.c,v 1.97 2005/02/24 08:19:38 martin Exp $
|
|
*/
|
|
|
|
#include <sys/stdint.h>
|
|
#include <sys/stddef.h>
|
|
#include <sys/param.h>
|
|
#include <sys/queue.h>
|
|
#include <sys/types.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/module.h>
|
|
#include <sys/lock.h>
|
|
#include <sys/mutex.h>
|
|
#include <sys/condvar.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/sx.h>
|
|
#include <sys/unistd.h>
|
|
#include <sys/callout.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/priv.h>
|
|
|
|
#include "usbdevs.h"
|
|
#include <dev/usb/usb.h>
|
|
#include <dev/usb/usbdi.h>
|
|
#include <dev/usb/usbdi_util.h>
|
|
#include <dev/usb/usbhid.h>
|
|
#include <dev/usb/usb_request.h>
|
|
#include <dev/usb/usb_process.h>
|
|
|
|
#define USB_DEBUG_VAR uaudio_debug
|
|
#include <dev/usb/usb_debug.h>
|
|
|
|
#include <dev/usb/quirk/usb_quirk.h>
|
|
|
|
#include <sys/reboot.h> /* for bootverbose */
|
|
|
|
#ifdef HAVE_KERNEL_OPTION_HEADERS
|
|
#include "opt_snd.h"
|
|
#endif
|
|
|
|
#include <dev/sound/pcm/sound.h>
|
|
#include <dev/sound/usb/uaudioreg.h>
|
|
#include <dev/sound/usb/uaudio.h>
|
|
#include <dev/sound/chip.h>
|
|
#include "feeder_if.h"
|
|
|
|
static int uaudio_default_rate = 0; /* use rate list */
|
|
static int uaudio_default_bits = 32;
|
|
static int uaudio_default_channels = 0; /* use default */
|
|
|
|
#ifdef USB_DEBUG
|
|
static int uaudio_debug = 0;
|
|
|
|
static SYSCTL_NODE(_hw_usb, OID_AUTO, uaudio, CTLFLAG_RW, 0, "USB uaudio");
|
|
|
|
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, debug, CTLFLAG_RWTUN,
|
|
&uaudio_debug, 0, "uaudio debug level");
|
|
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_rate, CTLFLAG_RWTUN,
|
|
&uaudio_default_rate, 0, "uaudio default sample rate");
|
|
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_bits, CTLFLAG_RWTUN,
|
|
&uaudio_default_bits, 0, "uaudio default sample bits");
|
|
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_channels, CTLFLAG_RWTUN,
|
|
&uaudio_default_channels, 0, "uaudio default sample channels");
|
|
#endif
|
|
|
|
#define UAUDIO_IRQS (8000 / UAUDIO_NFRAMES) /* interrupts per second */
|
|
#define UAUDIO_NFRAMES 64 /* must be factor of 8 due HS-USB */
|
|
#define UAUDIO_NCHANBUFS 2 /* number of outstanding request */
|
|
#define UAUDIO_RECURSE_LIMIT 255 /* rounds */
|
|
#define UAUDIO_CHANNELS_MAX MIN(64, AFMT_CHANNEL_MAX)
|
|
#define UAUDIO_MATRIX_MAX 8 /* channels */
|
|
|
|
#define MAKE_WORD(h,l) (((h) << 8) | (l))
|
|
#define BIT_TEST(bm,bno) (((bm)[(bno) / 8] >> (7 - ((bno) % 8))) & 1)
|
|
#define UAUDIO_MAX_CHAN(x) (x)
|
|
#define MIX(sc) ((sc)->sc_mixer_node)
|
|
|
|
union uaudio_asid {
|
|
const struct usb_audio_streaming_interface_descriptor *v1;
|
|
const struct usb_audio20_streaming_interface_descriptor *v2;
|
|
};
|
|
|
|
union uaudio_asf1d {
|
|
const struct usb_audio_streaming_type1_descriptor *v1;
|
|
const struct usb_audio20_streaming_type1_descriptor *v2;
|
|
};
|
|
|
|
union uaudio_sed {
|
|
const struct usb_audio_streaming_endpoint_descriptor *v1;
|
|
const struct usb_audio20_streaming_endpoint_descriptor *v2;
|
|
};
|
|
|
|
struct uaudio_mixer_node {
|
|
const char *name;
|
|
|
|
int32_t minval;
|
|
int32_t maxval;
|
|
#define MIX_MAX_CHAN 16
|
|
int32_t wValue[MIX_MAX_CHAN]; /* using nchan */
|
|
uint32_t mul;
|
|
uint32_t ctl;
|
|
|
|
int wData[MIX_MAX_CHAN]; /* using nchan */
|
|
uint16_t wIndex;
|
|
|
|
uint8_t update[(MIX_MAX_CHAN + 7) / 8];
|
|
uint8_t nchan;
|
|
uint8_t type;
|
|
#define MIX_ON_OFF 1
|
|
#define MIX_SIGNED_16 2
|
|
#define MIX_UNSIGNED_16 3
|
|
#define MIX_SIGNED_8 4
|
|
#define MIX_SELECTOR 5
|
|
#define MIX_UNKNOWN 6
|
|
#define MIX_SIZE(n) ((((n) == MIX_SIGNED_16) || \
|
|
((n) == MIX_UNSIGNED_16)) ? 2 : 1)
|
|
#define MIX_UNSIGNED(n) ((n) == MIX_UNSIGNED_16)
|
|
|
|
#define MAX_SELECTOR_INPUT_PIN 256
|
|
uint8_t slctrtype[MAX_SELECTOR_INPUT_PIN];
|
|
uint8_t class;
|
|
uint8_t val_default;
|
|
|
|
uint8_t desc[64];
|
|
|
|
struct uaudio_mixer_node *next;
|
|
};
|
|
|
|
struct uaudio_configure_msg {
|
|
struct usb_proc_msg hdr;
|
|
struct uaudio_softc *sc;
|
|
};
|
|
|
|
#define CHAN_MAX_ALT 24
|
|
|
|
struct uaudio_chan_alt {
|
|
union uaudio_asf1d p_asf1d;
|
|
union uaudio_sed p_sed;
|
|
const usb_endpoint_descriptor_audio_t *p_ed1;
|
|
const struct uaudio_format *p_fmt;
|
|
const struct usb_config *usb_cfg;
|
|
uint32_t sample_rate; /* in Hz */
|
|
uint16_t sample_size;
|
|
uint8_t iface_index;
|
|
uint8_t iface_alt_index;
|
|
uint8_t channels;
|
|
};
|
|
|
|
struct uaudio_chan {
|
|
struct pcmchan_caps pcm_cap; /* capabilities */
|
|
struct uaudio_chan_alt usb_alt[CHAN_MAX_ALT];
|
|
struct snd_dbuf *pcm_buf;
|
|
struct mtx *pcm_mtx; /* lock protecting this structure */
|
|
struct uaudio_softc *priv_sc;
|
|
struct pcm_channel *pcm_ch;
|
|
struct usb_xfer *xfer[UAUDIO_NCHANBUFS + 1];
|
|
|
|
uint8_t *buf; /* pointer to buffer */
|
|
uint8_t *start; /* upper layer buffer start */
|
|
uint8_t *end; /* upper layer buffer end */
|
|
uint8_t *cur; /* current position in upper layer
|
|
* buffer */
|
|
|
|
uint32_t intr_frames; /* in units */
|
|
uint32_t frames_per_second;
|
|
uint32_t sample_rem;
|
|
uint32_t sample_curr;
|
|
uint32_t max_buf;
|
|
int32_t jitter_rem;
|
|
int32_t jitter_curr;
|
|
|
|
int feedback_rate;
|
|
|
|
uint32_t pcm_format[2];
|
|
|
|
uint16_t bytes_per_frame[2];
|
|
|
|
uint32_t intr_counter;
|
|
uint32_t running;
|
|
uint32_t num_alt;
|
|
uint32_t cur_alt;
|
|
uint32_t set_alt;
|
|
uint32_t operation;
|
|
#define CHAN_OP_NONE 0
|
|
#define CHAN_OP_START 1
|
|
#define CHAN_OP_STOP 2
|
|
#define CHAN_OP_DRAIN 3
|
|
};
|
|
|
|
#define UMIDI_EMB_JACK_MAX 16 /* units */
|
|
#define UMIDI_TX_FRAMES 256 /* units */
|
|
#define UMIDI_TX_BUFFER (UMIDI_TX_FRAMES * 4) /* bytes */
|
|
|
|
enum {
|
|
UMIDI_TX_TRANSFER,
|
|
UMIDI_RX_TRANSFER,
|
|
UMIDI_N_TRANSFER,
|
|
};
|
|
|
|
struct umidi_sub_chan {
|
|
struct usb_fifo_sc fifo;
|
|
uint8_t *temp_cmd;
|
|
uint8_t temp_0[4];
|
|
uint8_t temp_1[4];
|
|
uint8_t state;
|
|
#define UMIDI_ST_UNKNOWN 0 /* scan for command */
|
|
#define UMIDI_ST_1PARAM 1
|
|
#define UMIDI_ST_2PARAM_1 2
|
|
#define UMIDI_ST_2PARAM_2 3
|
|
#define UMIDI_ST_SYSEX_0 4
|
|
#define UMIDI_ST_SYSEX_1 5
|
|
#define UMIDI_ST_SYSEX_2 6
|
|
|
|
uint8_t read_open:1;
|
|
uint8_t write_open:1;
|
|
uint8_t unused:6;
|
|
};
|
|
|
|
struct umidi_chan {
|
|
|
|
struct umidi_sub_chan sub[UMIDI_EMB_JACK_MAX];
|
|
struct mtx mtx;
|
|
|
|
struct usb_xfer *xfer[UMIDI_N_TRANSFER];
|
|
|
|
uint8_t iface_index;
|
|
uint8_t iface_alt_index;
|
|
|
|
uint8_t read_open_refcount;
|
|
uint8_t write_open_refcount;
|
|
|
|
uint8_t curr_cable;
|
|
uint8_t max_emb_jack;
|
|
uint8_t valid;
|
|
uint8_t single_command;
|
|
};
|
|
|
|
struct uaudio_search_result {
|
|
uint8_t bit_input[(256 + 7) / 8];
|
|
uint8_t bit_output[(256 + 7) / 8];
|
|
uint8_t recurse_level;
|
|
uint8_t id_max;
|
|
uint8_t is_input;
|
|
};
|
|
|
|
enum {
|
|
UAUDIO_HID_RX_TRANSFER,
|
|
UAUDIO_HID_N_TRANSFER,
|
|
};
|
|
|
|
struct uaudio_hid {
|
|
struct usb_xfer *xfer[UAUDIO_HID_N_TRANSFER];
|
|
struct hid_location volume_up_loc;
|
|
struct hid_location volume_down_loc;
|
|
struct hid_location mute_loc;
|
|
uint32_t flags;
|
|
#define UAUDIO_HID_VALID 0x0001
|
|
#define UAUDIO_HID_HAS_ID 0x0002
|
|
#define UAUDIO_HID_HAS_VOLUME_UP 0x0004
|
|
#define UAUDIO_HID_HAS_VOLUME_DOWN 0x0008
|
|
#define UAUDIO_HID_HAS_MUTE 0x0010
|
|
uint8_t iface_index;
|
|
uint8_t volume_up_id;
|
|
uint8_t volume_down_id;
|
|
uint8_t mute_id;
|
|
};
|
|
|
|
struct uaudio_softc {
|
|
struct sbuf sc_sndstat;
|
|
struct sndcard_func sc_sndcard_func;
|
|
struct uaudio_chan sc_rec_chan;
|
|
struct uaudio_chan sc_play_chan;
|
|
struct umidi_chan sc_midi_chan;
|
|
struct uaudio_hid sc_hid;
|
|
struct uaudio_search_result sc_mixer_clocks;
|
|
struct uaudio_mixer_node sc_mixer_node;
|
|
struct uaudio_configure_msg sc_config_msg[2];
|
|
|
|
struct mtx *sc_mixer_lock;
|
|
struct snd_mixer *sc_mixer_dev;
|
|
struct usb_device *sc_udev;
|
|
struct usb_xfer *sc_mixer_xfer[1];
|
|
struct uaudio_mixer_node *sc_mixer_root;
|
|
struct uaudio_mixer_node *sc_mixer_curr;
|
|
|
|
uint32_t sc_mix_info;
|
|
uint32_t sc_recsrc_info;
|
|
|
|
uint16_t sc_audio_rev;
|
|
uint16_t sc_mixer_count;
|
|
|
|
uint8_t sc_sndstat_valid;
|
|
uint8_t sc_mixer_iface_index;
|
|
uint8_t sc_mixer_iface_no;
|
|
uint8_t sc_mixer_chan;
|
|
uint8_t sc_pcm_registered:1;
|
|
uint8_t sc_mixer_init:1;
|
|
uint8_t sc_uq_audio_swap_lr:1;
|
|
uint8_t sc_uq_au_inp_async:1;
|
|
uint8_t sc_uq_au_no_xu:1;
|
|
uint8_t sc_uq_bad_adc:1;
|
|
uint8_t sc_uq_au_vendor_class:1;
|
|
uint8_t sc_pcm_bitperfect:1;
|
|
};
|
|
|
|
struct uaudio_terminal_node {
|
|
union {
|
|
const struct usb_descriptor *desc;
|
|
const struct usb_audio_input_terminal *it_v1;
|
|
const struct usb_audio_output_terminal *ot_v1;
|
|
const struct usb_audio_mixer_unit_0 *mu_v1;
|
|
const struct usb_audio_selector_unit *su_v1;
|
|
const struct usb_audio_feature_unit *fu_v1;
|
|
const struct usb_audio_processing_unit_0 *pu_v1;
|
|
const struct usb_audio_extension_unit_0 *eu_v1;
|
|
const struct usb_audio20_clock_source_unit *csrc_v2;
|
|
const struct usb_audio20_clock_selector_unit_0 *csel_v2;
|
|
const struct usb_audio20_clock_multiplier_unit *cmul_v2;
|
|
const struct usb_audio20_input_terminal *it_v2;
|
|
const struct usb_audio20_output_terminal *ot_v2;
|
|
const struct usb_audio20_mixer_unit_0 *mu_v2;
|
|
const struct usb_audio20_selector_unit *su_v2;
|
|
const struct usb_audio20_feature_unit *fu_v2;
|
|
const struct usb_audio20_sample_rate_unit *ru_v2;
|
|
const struct usb_audio20_processing_unit_0 *pu_v2;
|
|
const struct usb_audio20_extension_unit_0 *eu_v2;
|
|
const struct usb_audio20_effect_unit *ef_v2;
|
|
} u;
|
|
struct uaudio_search_result usr;
|
|
struct uaudio_terminal_node *root;
|
|
};
|
|
|
|
struct uaudio_format {
|
|
uint16_t wFormat;
|
|
uint8_t bPrecision;
|
|
uint32_t freebsd_fmt;
|
|
const char *description;
|
|
};
|
|
|
|
static const struct uaudio_format uaudio10_formats[] = {
|
|
|
|
{UA_FMT_PCM8, 8, AFMT_U8, "8-bit U-LE PCM"},
|
|
{UA_FMT_PCM8, 16, AFMT_U16_LE, "16-bit U-LE PCM"},
|
|
{UA_FMT_PCM8, 24, AFMT_U24_LE, "24-bit U-LE PCM"},
|
|
{UA_FMT_PCM8, 32, AFMT_U32_LE, "32-bit U-LE PCM"},
|
|
|
|
{UA_FMT_PCM, 8, AFMT_S8, "8-bit S-LE PCM"},
|
|
{UA_FMT_PCM, 16, AFMT_S16_LE, "16-bit S-LE PCM"},
|
|
{UA_FMT_PCM, 24, AFMT_S24_LE, "24-bit S-LE PCM"},
|
|
{UA_FMT_PCM, 32, AFMT_S32_LE, "32-bit S-LE PCM"},
|
|
|
|
{UA_FMT_ALAW, 8, AFMT_A_LAW, "8-bit A-Law"},
|
|
{UA_FMT_MULAW, 8, AFMT_MU_LAW, "8-bit mu-Law"},
|
|
|
|
{0, 0, 0, NULL}
|
|
};
|
|
|
|
static const struct uaudio_format uaudio20_formats[] = {
|
|
|
|
{UA20_FMT_PCM, 8, AFMT_S8, "8-bit S-LE PCM"},
|
|
{UA20_FMT_PCM, 16, AFMT_S16_LE, "16-bit S-LE PCM"},
|
|
{UA20_FMT_PCM, 24, AFMT_S24_LE, "24-bit S-LE PCM"},
|
|
{UA20_FMT_PCM, 32, AFMT_S32_LE, "32-bit S-LE PCM"},
|
|
|
|
{UA20_FMT_PCM8, 8, AFMT_U8, "8-bit U-LE PCM"},
|
|
{UA20_FMT_PCM8, 16, AFMT_U16_LE, "16-bit U-LE PCM"},
|
|
{UA20_FMT_PCM8, 24, AFMT_U24_LE, "24-bit U-LE PCM"},
|
|
{UA20_FMT_PCM8, 32, AFMT_U32_LE, "32-bit U-LE PCM"},
|
|
|
|
{UA20_FMT_ALAW, 8, AFMT_A_LAW, "8-bit A-Law"},
|
|
{UA20_FMT_MULAW, 8, AFMT_MU_LAW, "8-bit mu-Law"},
|
|
|
|
{0, 0, 0, NULL}
|
|
};
|
|
|
|
#define UAC_OUTPUT 0
|
|
#define UAC_INPUT 1
|
|
#define UAC_EQUAL 2
|
|
#define UAC_RECORD 3
|
|
#define UAC_NCLASSES 4
|
|
|
|
#ifdef USB_DEBUG
|
|
static const char *uac_names[] = {
|
|
"outputs", "inputs", "equalization", "record"
|
|
};
|
|
|
|
#endif
|
|
|
|
/* prototypes */
|
|
|
|
static device_probe_t uaudio_probe;
|
|
static device_attach_t uaudio_attach;
|
|
static device_detach_t uaudio_detach;
|
|
|
|
static usb_callback_t uaudio_chan_play_callback;
|
|
static usb_callback_t uaudio_chan_play_sync_callback;
|
|
static usb_callback_t uaudio_chan_record_callback;
|
|
static usb_callback_t uaudio_chan_record_sync_callback;
|
|
static usb_callback_t uaudio_mixer_write_cfg_callback;
|
|
static usb_callback_t umidi_bulk_read_callback;
|
|
static usb_callback_t umidi_bulk_write_callback;
|
|
static usb_callback_t uaudio_hid_rx_callback;
|
|
|
|
static usb_proc_callback_t uaudio_configure_msg;
|
|
|
|
/* ==== USB mixer ==== */
|
|
|
|
static int uaudio_mixer_sysctl_handler(SYSCTL_HANDLER_ARGS);
|
|
static void uaudio_mixer_ctl_free(struct uaudio_softc *);
|
|
static void uaudio_mixer_register_sysctl(struct uaudio_softc *, device_t);
|
|
static void uaudio_mixer_reload_all(struct uaudio_softc *);
|
|
static void uaudio_mixer_controls_create_ftu(struct uaudio_softc *);
|
|
|
|
/* ==== USB audio v1.0 ==== */
|
|
|
|
static void uaudio_mixer_add_mixer(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static void uaudio_mixer_add_selector(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static uint32_t uaudio_mixer_feature_get_bmaControls(
|
|
const struct usb_audio_feature_unit *, uint8_t);
|
|
static void uaudio_mixer_add_feature(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static void uaudio_mixer_add_processing_updown(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static void uaudio_mixer_add_processing(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static void uaudio_mixer_add_extension(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static struct usb_audio_cluster uaudio_mixer_get_cluster(uint8_t,
|
|
const struct uaudio_terminal_node *);
|
|
static uint16_t uaudio_mixer_determine_class(const struct uaudio_terminal_node *,
|
|
struct uaudio_mixer_node *);
|
|
static uint16_t uaudio_mixer_feature_name(const struct uaudio_terminal_node *,
|
|
struct uaudio_mixer_node *);
|
|
static void uaudio_mixer_find_inputs_sub(struct uaudio_terminal_node *,
|
|
const uint8_t *, uint8_t, struct uaudio_search_result *);
|
|
static const void *uaudio_mixer_verify_desc(const void *, uint32_t);
|
|
static usb_error_t uaudio_set_speed(struct usb_device *, uint8_t, uint32_t);
|
|
static int uaudio_mixer_get(struct usb_device *, uint16_t, uint8_t,
|
|
struct uaudio_mixer_node *);
|
|
|
|
/* ==== USB audio v2.0 ==== */
|
|
|
|
static void uaudio20_mixer_add_mixer(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static void uaudio20_mixer_add_selector(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static void uaudio20_mixer_add_feature(struct uaudio_softc *,
|
|
const struct uaudio_terminal_node *, int);
|
|
static struct usb_audio20_cluster uaudio20_mixer_get_cluster(uint8_t,
|
|
const struct uaudio_terminal_node *);
|
|
static uint16_t uaudio20_mixer_determine_class(const struct uaudio_terminal_node *,
|
|
struct uaudio_mixer_node *);
|
|
static uint16_t uaudio20_mixer_feature_name(const struct uaudio_terminal_node *,
|
|
struct uaudio_mixer_node *);
|
|
static void uaudio20_mixer_find_inputs_sub(struct uaudio_terminal_node *,
|
|
const uint8_t *, uint8_t, struct uaudio_search_result *);
|
|
static const void *uaudio20_mixer_verify_desc(const void *, uint32_t);
|
|
static usb_error_t uaudio20_set_speed(struct usb_device *, uint8_t,
|
|
uint8_t, uint32_t);
|
|
|
|
/* USB audio v1.0 and v2.0 */
|
|
|
|
static void uaudio_chan_fill_info_sub(struct uaudio_softc *,
|
|
struct usb_device *, uint32_t, uint8_t, uint8_t);
|
|
static void uaudio_chan_fill_info(struct uaudio_softc *,
|
|
struct usb_device *);
|
|
static void uaudio_mixer_add_ctl_sub(struct uaudio_softc *,
|
|
struct uaudio_mixer_node *);
|
|
static void uaudio_mixer_add_ctl(struct uaudio_softc *,
|
|
struct uaudio_mixer_node *);
|
|
static void uaudio_mixer_fill_info(struct uaudio_softc *,
|
|
struct usb_device *, void *);
|
|
static void uaudio_mixer_ctl_set(struct uaudio_softc *,
|
|
struct uaudio_mixer_node *, uint8_t, int32_t val);
|
|
static int uaudio_mixer_signext(uint8_t, int);
|
|
static int uaudio_mixer_bsd2value(struct uaudio_mixer_node *, int32_t val);
|
|
static void uaudio_mixer_init(struct uaudio_softc *);
|
|
static const struct uaudio_terminal_node *uaudio_mixer_get_input(
|
|
const struct uaudio_terminal_node *, uint8_t);
|
|
static const struct uaudio_terminal_node *uaudio_mixer_get_output(
|
|
const struct uaudio_terminal_node *, uint8_t);
|
|
static void uaudio_mixer_find_outputs_sub(struct uaudio_terminal_node *,
|
|
uint8_t, uint8_t, struct uaudio_search_result *);
|
|
static uint8_t umidi_convert_to_usb(struct umidi_sub_chan *, uint8_t, uint8_t);
|
|
static struct umidi_sub_chan *umidi_sub_by_fifo(struct usb_fifo *);
|
|
static void umidi_start_read(struct usb_fifo *);
|
|
static void umidi_stop_read(struct usb_fifo *);
|
|
static void umidi_start_write(struct usb_fifo *);
|
|
static void umidi_stop_write(struct usb_fifo *);
|
|
static int umidi_open(struct usb_fifo *, int);
|
|
static int umidi_ioctl(struct usb_fifo *, u_long cmd, void *, int);
|
|
static void umidi_close(struct usb_fifo *, int);
|
|
static void umidi_init(device_t dev);
|
|
static int umidi_probe(device_t dev);
|
|
static int umidi_detach(device_t dev);
|
|
static int uaudio_hid_probe(struct uaudio_softc *sc,
|
|
struct usb_attach_arg *uaa);
|
|
static void uaudio_hid_detach(struct uaudio_softc *sc);
|
|
|
|
#ifdef USB_DEBUG
|
|
static void uaudio_chan_dump_ep_desc(
|
|
const usb_endpoint_descriptor_audio_t *);
|
|
#endif
|
|
|
|
static const struct usb_config
|
|
uaudio_cfg_record[UAUDIO_NCHANBUFS + 1] = {
|
|
[0] = {
|
|
.type = UE_ISOCHRONOUS,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_IN,
|
|
.bufsize = 0, /* use "wMaxPacketSize * frames" */
|
|
.frames = UAUDIO_NFRAMES,
|
|
.flags = {.short_xfer_ok = 1,},
|
|
.callback = &uaudio_chan_record_callback,
|
|
},
|
|
|
|
[1] = {
|
|
.type = UE_ISOCHRONOUS,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_IN,
|
|
.bufsize = 0, /* use "wMaxPacketSize * frames" */
|
|
.frames = UAUDIO_NFRAMES,
|
|
.flags = {.short_xfer_ok = 1,},
|
|
.callback = &uaudio_chan_record_callback,
|
|
},
|
|
|
|
[2] = {
|
|
.type = UE_ISOCHRONOUS,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_OUT,
|
|
.bufsize = 0, /* use "wMaxPacketSize * frames" */
|
|
.frames = 1,
|
|
.flags = {.no_pipe_ok = 1,.short_xfer_ok = 1,},
|
|
.callback = &uaudio_chan_record_sync_callback,
|
|
},
|
|
};
|
|
|
|
static const struct usb_config
|
|
uaudio_cfg_play[UAUDIO_NCHANBUFS + 1] = {
|
|
[0] = {
|
|
.type = UE_ISOCHRONOUS,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_OUT,
|
|
.bufsize = 0, /* use "wMaxPacketSize * frames" */
|
|
.frames = UAUDIO_NFRAMES,
|
|
.flags = {.short_xfer_ok = 1,},
|
|
.callback = &uaudio_chan_play_callback,
|
|
},
|
|
|
|
[1] = {
|
|
.type = UE_ISOCHRONOUS,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_OUT,
|
|
.bufsize = 0, /* use "wMaxPacketSize * frames" */
|
|
.frames = UAUDIO_NFRAMES,
|
|
.flags = {.short_xfer_ok = 1,},
|
|
.callback = &uaudio_chan_play_callback,
|
|
},
|
|
|
|
[2] = {
|
|
.type = UE_ISOCHRONOUS,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_IN,
|
|
.bufsize = 0, /* use "wMaxPacketSize * frames" */
|
|
.frames = 1,
|
|
.flags = {.no_pipe_ok = 1,.short_xfer_ok = 1,},
|
|
.callback = &uaudio_chan_play_sync_callback,
|
|
},
|
|
};
|
|
|
|
static const struct usb_config
|
|
uaudio_mixer_config[1] = {
|
|
[0] = {
|
|
.type = UE_CONTROL,
|
|
.endpoint = 0x00, /* Control pipe */
|
|
.direction = UE_DIR_ANY,
|
|
.bufsize = (sizeof(struct usb_device_request) + 4),
|
|
.callback = &uaudio_mixer_write_cfg_callback,
|
|
.timeout = 1000, /* 1 second */
|
|
},
|
|
};
|
|
|
|
static const
|
|
uint8_t umidi_cmd_to_len[16] = {
|
|
[0x0] = 0, /* reserved */
|
|
[0x1] = 0, /* reserved */
|
|
[0x2] = 2, /* bytes */
|
|
[0x3] = 3, /* bytes */
|
|
[0x4] = 3, /* bytes */
|
|
[0x5] = 1, /* bytes */
|
|
[0x6] = 2, /* bytes */
|
|
[0x7] = 3, /* bytes */
|
|
[0x8] = 3, /* bytes */
|
|
[0x9] = 3, /* bytes */
|
|
[0xA] = 3, /* bytes */
|
|
[0xB] = 3, /* bytes */
|
|
[0xC] = 2, /* bytes */
|
|
[0xD] = 2, /* bytes */
|
|
[0xE] = 3, /* bytes */
|
|
[0xF] = 1, /* bytes */
|
|
};
|
|
|
|
static const struct usb_config
|
|
umidi_config[UMIDI_N_TRANSFER] = {
|
|
[UMIDI_TX_TRANSFER] = {
|
|
.type = UE_BULK,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_OUT,
|
|
.bufsize = UMIDI_TX_BUFFER,
|
|
.callback = &umidi_bulk_write_callback,
|
|
},
|
|
|
|
[UMIDI_RX_TRANSFER] = {
|
|
.type = UE_BULK,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_IN,
|
|
.bufsize = 4, /* bytes */
|
|
.flags = {.short_xfer_ok = 1,.proxy_buffer = 1,},
|
|
.callback = &umidi_bulk_read_callback,
|
|
},
|
|
};
|
|
|
|
static const struct usb_config
|
|
uaudio_hid_config[UAUDIO_HID_N_TRANSFER] = {
|
|
[UAUDIO_HID_RX_TRANSFER] = {
|
|
.type = UE_INTERRUPT,
|
|
.endpoint = UE_ADDR_ANY,
|
|
.direction = UE_DIR_IN,
|
|
.bufsize = 0, /* use wMaxPacketSize */
|
|
.flags = {.short_xfer_ok = 1,},
|
|
.callback = &uaudio_hid_rx_callback,
|
|
},
|
|
};
|
|
|
|
static devclass_t uaudio_devclass;
|
|
|
|
static device_method_t uaudio_methods[] = {
|
|
DEVMETHOD(device_probe, uaudio_probe),
|
|
DEVMETHOD(device_attach, uaudio_attach),
|
|
DEVMETHOD(device_detach, uaudio_detach),
|
|
DEVMETHOD(device_suspend, bus_generic_suspend),
|
|
DEVMETHOD(device_resume, bus_generic_resume),
|
|
DEVMETHOD(device_shutdown, bus_generic_shutdown),
|
|
|
|
DEVMETHOD_END
|
|
};
|
|
|
|
static driver_t uaudio_driver = {
|
|
.name = "uaudio",
|
|
.methods = uaudio_methods,
|
|
.size = sizeof(struct uaudio_softc),
|
|
};
|
|
|
|
/* The following table is derived from Linux's quirks-table.h */
|
|
static const STRUCT_USB_HOST_ID uaudio_vendor_midi[] = {
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1000, 0) }, /* UX256 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1001, 0) }, /* MU1000 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1002, 0) }, /* MU2000 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1003, 0) }, /* MU500 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1004, 3) }, /* UW500 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1005, 0) }, /* MOTIF6 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1006, 0) }, /* MOTIF7 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1007, 0) }, /* MOTIF8 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1008, 0) }, /* UX96 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1009, 0) }, /* UX16 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x100a, 3) }, /* EOS BX */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x100c, 0) }, /* UC-MX */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x100d, 0) }, /* UC-KX */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x100e, 0) }, /* S08 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x100f, 0) }, /* CLP-150 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1010, 0) }, /* CLP-170 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1011, 0) }, /* P-250 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1012, 0) }, /* TYROS */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1013, 0) }, /* PF-500 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1014, 0) }, /* S90 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1015, 0) }, /* MOTIF-R */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1016, 0) }, /* MDP-5 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1017, 0) }, /* CVP-204 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1018, 0) }, /* CVP-206 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1019, 0) }, /* CVP-208 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x101a, 0) }, /* CVP-210 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x101b, 0) }, /* PSR-1100 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x101c, 0) }, /* PSR-2100 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x101d, 0) }, /* CLP-175 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x101e, 0) }, /* PSR-K1 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x101f, 0) }, /* EZ-J24 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1020, 0) }, /* EZ-250i */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1021, 0) }, /* MOTIF ES 6 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1022, 0) }, /* MOTIF ES 7 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1023, 0) }, /* MOTIF ES 8 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1024, 0) }, /* CVP-301 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1025, 0) }, /* CVP-303 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1026, 0) }, /* CVP-305 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1027, 0) }, /* CVP-307 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1028, 0) }, /* CVP-309 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1029, 0) }, /* CVP-309GP */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x102a, 0) }, /* PSR-1500 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x102b, 0) }, /* PSR-3000 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x102e, 0) }, /* ELS-01/01C */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1030, 0) }, /* PSR-295/293 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1031, 0) }, /* DGX-205/203 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1032, 0) }, /* DGX-305 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1033, 0) }, /* DGX-505 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1034, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1035, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1036, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1037, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1038, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1039, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x103a, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x103b, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x103c, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x103d, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x103e, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x103f, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1040, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1041, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1042, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1043, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1044, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1045, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x104e, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x104f, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1050, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1051, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1052, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1053, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1054, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1055, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1056, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1057, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1058, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1059, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x105a, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x105b, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x105c, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x105d, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x1503, 3) }, /* MOX6/MOX8 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x2000, 0) }, /* DGP-7 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x2001, 0) }, /* DGP-5 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x2002, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x2003, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5000, 0) }, /* CS1D */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5001, 0) }, /* DSP1D */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5002, 0) }, /* DME32 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5003, 0) }, /* DM2000 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5004, 0) }, /* 02R96 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5005, 0) }, /* ACU16-C */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5006, 0) }, /* NHB32-C */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5007, 0) }, /* DM1000 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5008, 0) }, /* 01V96 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x5009, 0) }, /* SPX2000 */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x500a, 0) }, /* PM5D */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x500b, 0) }, /* DME64N */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x500c, 0) }, /* DME24N */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x500d, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x500e, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x500f, 0) }, /* NULL */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x7000, 0) }, /* DTX */
|
|
{ USB_VPI(USB_VENDOR_YAMAHA, 0x7010, 0) }, /* UB99 */
|
|
};
|
|
|
|
static const STRUCT_USB_HOST_ID __used uaudio_devs[] = {
|
|
/* Generic USB audio class match */
|
|
{USB_IFACE_CLASS(UICLASS_AUDIO),
|
|
USB_IFACE_SUBCLASS(UISUBCLASS_AUDIOCONTROL),},
|
|
/* Generic USB MIDI class match */
|
|
{USB_IFACE_CLASS(UICLASS_AUDIO),
|
|
USB_IFACE_SUBCLASS(UISUBCLASS_MIDISTREAM),},
|
|
};
|
|
|
|
static int
|
|
uaudio_probe(device_t dev)
|
|
{
|
|
struct usb_attach_arg *uaa = device_get_ivars(dev);
|
|
|
|
if (uaa->usb_mode != USB_MODE_HOST)
|
|
return (ENXIO);
|
|
|
|
/* lookup non-standard device(s) */
|
|
|
|
if (usbd_lookup_id_by_uaa(uaudio_vendor_midi,
|
|
sizeof(uaudio_vendor_midi), uaa) == 0) {
|
|
return (BUS_PROBE_SPECIFIC);
|
|
}
|
|
|
|
if (uaa->info.bInterfaceClass != UICLASS_AUDIO) {
|
|
if (uaa->info.bInterfaceClass != UICLASS_VENDOR ||
|
|
usb_test_quirk(uaa, UQ_AU_VENDOR_CLASS) == 0)
|
|
return (ENXIO);
|
|
}
|
|
|
|
/* check for AUDIO control interface */
|
|
|
|
if (uaa->info.bInterfaceSubClass == UISUBCLASS_AUDIOCONTROL) {
|
|
if (usb_test_quirk(uaa, UQ_BAD_AUDIO))
|
|
return (ENXIO);
|
|
else
|
|
return (BUS_PROBE_GENERIC);
|
|
}
|
|
|
|
/* check for MIDI stream */
|
|
|
|
if (uaa->info.bInterfaceSubClass == UISUBCLASS_MIDISTREAM) {
|
|
if (usb_test_quirk(uaa, UQ_BAD_MIDI))
|
|
return (ENXIO);
|
|
else
|
|
return (BUS_PROBE_GENERIC);
|
|
}
|
|
return (ENXIO);
|
|
}
|
|
|
|
static int
|
|
uaudio_attach(device_t dev)
|
|
{
|
|
struct usb_attach_arg *uaa = device_get_ivars(dev);
|
|
struct uaudio_softc *sc = device_get_softc(dev);
|
|
struct usb_interface_descriptor *id;
|
|
usb_error_t err;
|
|
device_t child;
|
|
|
|
sc->sc_play_chan.priv_sc = sc;
|
|
sc->sc_rec_chan.priv_sc = sc;
|
|
sc->sc_udev = uaa->device;
|
|
sc->sc_mixer_iface_index = uaa->info.bIfaceIndex;
|
|
sc->sc_mixer_iface_no = uaa->info.bIfaceNum;
|
|
sc->sc_config_msg[0].hdr.pm_callback = &uaudio_configure_msg;
|
|
sc->sc_config_msg[0].sc = sc;
|
|
sc->sc_config_msg[1].hdr.pm_callback = &uaudio_configure_msg;
|
|
sc->sc_config_msg[1].sc = sc;
|
|
|
|
if (usb_test_quirk(uaa, UQ_AUDIO_SWAP_LR))
|
|
sc->sc_uq_audio_swap_lr = 1;
|
|
|
|
if (usb_test_quirk(uaa, UQ_AU_INP_ASYNC))
|
|
sc->sc_uq_au_inp_async = 1;
|
|
|
|
if (usb_test_quirk(uaa, UQ_AU_NO_XU))
|
|
sc->sc_uq_au_no_xu = 1;
|
|
|
|
if (usb_test_quirk(uaa, UQ_BAD_ADC))
|
|
sc->sc_uq_bad_adc = 1;
|
|
|
|
if (usb_test_quirk(uaa, UQ_AU_VENDOR_CLASS))
|
|
sc->sc_uq_au_vendor_class = 1;
|
|
|
|
umidi_init(dev);
|
|
|
|
device_set_usb_desc(dev);
|
|
|
|
id = usbd_get_interface_descriptor(uaa->iface);
|
|
|
|
/* must fill mixer info before channel info */
|
|
uaudio_mixer_fill_info(sc, uaa->device, id);
|
|
|
|
/* fill channel info */
|
|
uaudio_chan_fill_info(sc, uaa->device);
|
|
|
|
DPRINTF("audio rev %d.%02x\n",
|
|
sc->sc_audio_rev >> 8,
|
|
sc->sc_audio_rev & 0xff);
|
|
|
|
if (sc->sc_mixer_count == 0) {
|
|
if (uaa->info.idVendor == USB_VENDOR_MAUDIO &&
|
|
(uaa->info.idProduct == USB_PRODUCT_MAUDIO_FASTTRACKULTRA ||
|
|
uaa->info.idProduct == USB_PRODUCT_MAUDIO_FASTTRACKULTRA8R)) {
|
|
DPRINTF("Generating mixer descriptors\n");
|
|
uaudio_mixer_controls_create_ftu(sc);
|
|
}
|
|
}
|
|
|
|
DPRINTF("%d mixer controls\n",
|
|
sc->sc_mixer_count);
|
|
|
|
if (sc->sc_play_chan.num_alt > 0) {
|
|
uint8_t x;
|
|
|
|
/*
|
|
* Need to set a default alternate interface, else
|
|
* some USB audio devices might go into an infinte
|
|
* re-enumeration loop:
|
|
*/
|
|
err = usbd_set_alt_interface_index(sc->sc_udev,
|
|
sc->sc_play_chan.usb_alt[0].iface_index,
|
|
sc->sc_play_chan.usb_alt[0].iface_alt_index);
|
|
if (err) {
|
|
DPRINTF("setting of alternate index failed: %s!\n",
|
|
usbd_errstr(err));
|
|
}
|
|
for (x = 0; x != sc->sc_play_chan.num_alt; x++) {
|
|
device_printf(dev, "Play: %d Hz, %d ch, %s format, "
|
|
"2x8ms buffer.\n",
|
|
sc->sc_play_chan.usb_alt[x].sample_rate,
|
|
sc->sc_play_chan.usb_alt[x].channels,
|
|
sc->sc_play_chan.usb_alt[x].p_fmt->description);
|
|
}
|
|
} else {
|
|
device_printf(dev, "No playback.\n");
|
|
}
|
|
|
|
if (sc->sc_rec_chan.num_alt > 0) {
|
|
uint8_t x;
|
|
|
|
/*
|
|
* Need to set a default alternate interface, else
|
|
* some USB audio devices might go into an infinte
|
|
* re-enumeration loop:
|
|
*/
|
|
err = usbd_set_alt_interface_index(sc->sc_udev,
|
|
sc->sc_rec_chan.usb_alt[0].iface_index,
|
|
sc->sc_rec_chan.usb_alt[0].iface_alt_index);
|
|
if (err) {
|
|
DPRINTF("setting of alternate index failed: %s!\n",
|
|
usbd_errstr(err));
|
|
}
|
|
for (x = 0; x != sc->sc_rec_chan.num_alt; x++) {
|
|
device_printf(dev, "Record: %d Hz, %d ch, %s format, "
|
|
"2x8ms buffer.\n",
|
|
sc->sc_rec_chan.usb_alt[x].sample_rate,
|
|
sc->sc_rec_chan.usb_alt[x].channels,
|
|
sc->sc_rec_chan.usb_alt[x].p_fmt->description);
|
|
}
|
|
} else {
|
|
device_printf(dev, "No recording.\n");
|
|
}
|
|
|
|
if (sc->sc_midi_chan.valid == 0) {
|
|
if (usbd_lookup_id_by_uaa(uaudio_vendor_midi,
|
|
sizeof(uaudio_vendor_midi), uaa) == 0) {
|
|
sc->sc_midi_chan.iface_index =
|
|
(uint8_t)uaa->driver_info;
|
|
sc->sc_midi_chan.iface_alt_index = 0;
|
|
sc->sc_midi_chan.valid = 1;
|
|
}
|
|
}
|
|
|
|
if (sc->sc_midi_chan.valid) {
|
|
|
|
if (umidi_probe(dev)) {
|
|
goto detach;
|
|
}
|
|
device_printf(dev, "MIDI sequencer.\n");
|
|
} else {
|
|
device_printf(dev, "No MIDI sequencer.\n");
|
|
}
|
|
|
|
DPRINTF("doing child attach\n");
|
|
|
|
/* attach the children */
|
|
|
|
sc->sc_sndcard_func.func = SCF_PCM;
|
|
|
|
/*
|
|
* Only attach a PCM device if we have a playback, recording
|
|
* or mixer device present:
|
|
*/
|
|
if (sc->sc_play_chan.num_alt > 0 ||
|
|
sc->sc_rec_chan.num_alt > 0 ||
|
|
sc->sc_mix_info) {
|
|
child = device_add_child(dev, "pcm", -1);
|
|
|
|
if (child == NULL) {
|
|
DPRINTF("out of memory\n");
|
|
goto detach;
|
|
}
|
|
device_set_ivars(child, &sc->sc_sndcard_func);
|
|
}
|
|
|
|
if (bus_generic_attach(dev)) {
|
|
DPRINTF("child attach failed\n");
|
|
goto detach;
|
|
}
|
|
|
|
if (uaudio_hid_probe(sc, uaa) == 0) {
|
|
device_printf(dev, "HID volume keys found.\n");
|
|
} else {
|
|
device_printf(dev, "No HID volume keys found.\n");
|
|
}
|
|
|
|
/* reload all mixer settings */
|
|
uaudio_mixer_reload_all(sc);
|
|
|
|
return (0); /* success */
|
|
|
|
detach:
|
|
uaudio_detach(dev);
|
|
return (ENXIO);
|
|
}
|
|
|
|
static void
|
|
uaudio_pcm_setflags(device_t dev, uint32_t flags)
|
|
{
|
|
pcm_setflags(dev, pcm_getflags(dev) | flags);
|
|
}
|
|
|
|
int
|
|
uaudio_attach_sub(device_t dev, kobj_class_t mixer_class, kobj_class_t chan_class)
|
|
{
|
|
struct uaudio_softc *sc = device_get_softc(device_get_parent(dev));
|
|
char status[SND_STATUSLEN];
|
|
|
|
uaudio_mixer_init(sc);
|
|
|
|
if (sc->sc_uq_audio_swap_lr) {
|
|
DPRINTF("hardware has swapped left and right\n");
|
|
/* uaudio_pcm_setflags(dev, SD_F_PSWAPLR); */
|
|
}
|
|
if (!(sc->sc_mix_info & SOUND_MASK_PCM)) {
|
|
|
|
DPRINTF("emulating master volume\n");
|
|
|
|
/*
|
|
* Emulate missing pcm mixer controller
|
|
* through FEEDER_VOLUME
|
|
*/
|
|
uaudio_pcm_setflags(dev, SD_F_SOFTPCMVOL);
|
|
}
|
|
if (sc->sc_pcm_bitperfect) {
|
|
DPRINTF("device needs bitperfect by default\n");
|
|
uaudio_pcm_setflags(dev, SD_F_BITPERFECT);
|
|
}
|
|
if (mixer_init(dev, mixer_class, sc))
|
|
goto detach;
|
|
sc->sc_mixer_init = 1;
|
|
|
|
mixer_hwvol_init(dev);
|
|
|
|
snprintf(status, sizeof(status), "at ? %s", PCM_KLDSTRING(snd_uaudio));
|
|
|
|
if (pcm_register(dev, sc,
|
|
(sc->sc_play_chan.num_alt > 0) ? 1 : 0,
|
|
(sc->sc_rec_chan.num_alt > 0) ? 1 : 0)) {
|
|
goto detach;
|
|
}
|
|
|
|
uaudio_pcm_setflags(dev, SD_F_MPSAFE);
|
|
sc->sc_pcm_registered = 1;
|
|
|
|
if (sc->sc_play_chan.num_alt > 0) {
|
|
pcm_addchan(dev, PCMDIR_PLAY, chan_class, sc);
|
|
}
|
|
if (sc->sc_rec_chan.num_alt > 0) {
|
|
pcm_addchan(dev, PCMDIR_REC, chan_class, sc);
|
|
}
|
|
pcm_setstatus(dev, status);
|
|
|
|
uaudio_mixer_register_sysctl(sc, dev);
|
|
|
|
SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO,
|
|
"feedback_rate", CTLFLAG_RD, &sc->sc_play_chan.feedback_rate,
|
|
0, "Feedback sample rate in Hz");
|
|
|
|
return (0); /* success */
|
|
|
|
detach:
|
|
uaudio_detach_sub(dev);
|
|
return (ENXIO);
|
|
}
|
|
|
|
int
|
|
uaudio_detach_sub(device_t dev)
|
|
{
|
|
struct uaudio_softc *sc = device_get_softc(device_get_parent(dev));
|
|
int error = 0;
|
|
|
|
repeat:
|
|
if (sc->sc_pcm_registered) {
|
|
error = pcm_unregister(dev);
|
|
} else {
|
|
if (sc->sc_mixer_init) {
|
|
error = mixer_uninit(dev);
|
|
}
|
|
}
|
|
|
|
if (error) {
|
|
device_printf(dev, "Waiting for sound application to exit!\n");
|
|
usb_pause_mtx(NULL, 2 * hz);
|
|
goto repeat; /* try again */
|
|
}
|
|
return (0); /* success */
|
|
}
|
|
|
|
static int
|
|
uaudio_detach(device_t dev)
|
|
{
|
|
struct uaudio_softc *sc = device_get_softc(dev);
|
|
|
|
/*
|
|
* Stop USB transfers early so that any audio applications
|
|
* will time out and close opened /dev/dspX.Y device(s), if
|
|
* any.
|
|
*/
|
|
usb_proc_explore_lock(sc->sc_udev);
|
|
sc->sc_play_chan.operation = CHAN_OP_DRAIN;
|
|
sc->sc_rec_chan.operation = CHAN_OP_DRAIN;
|
|
usb_proc_explore_mwait(sc->sc_udev,
|
|
&sc->sc_config_msg[0], &sc->sc_config_msg[1]);
|
|
usb_proc_explore_unlock(sc->sc_udev);
|
|
|
|
usbd_transfer_unsetup(sc->sc_play_chan.xfer, UAUDIO_NCHANBUFS + 1);
|
|
usbd_transfer_unsetup(sc->sc_rec_chan.xfer, UAUDIO_NCHANBUFS + 1);
|
|
|
|
uaudio_hid_detach(sc);
|
|
|
|
if (bus_generic_detach(dev) != 0) {
|
|
DPRINTF("detach failed!\n");
|
|
}
|
|
sbuf_delete(&sc->sc_sndstat);
|
|
sc->sc_sndstat_valid = 0;
|
|
|
|
umidi_detach(dev);
|
|
|
|
/* free mixer data */
|
|
|
|
uaudio_mixer_ctl_free(sc);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static uint32_t
|
|
uaudio_get_buffer_size(struct uaudio_chan *ch, uint8_t alt)
|
|
{
|
|
struct uaudio_chan_alt *chan_alt = &ch->usb_alt[alt];
|
|
/* We use 2 times 8ms of buffer */
|
|
uint32_t buf_size = (((chan_alt->sample_rate * (UAUDIO_NFRAMES / 8)) +
|
|
1000 - 1) / 1000) * chan_alt->sample_size;
|
|
return (buf_size);
|
|
}
|
|
|
|
static void
|
|
uaudio_configure_msg_sub(struct uaudio_softc *sc,
|
|
struct uaudio_chan *chan, int dir)
|
|
{
|
|
struct uaudio_chan_alt *chan_alt;
|
|
uint32_t frames;
|
|
uint32_t buf_size;
|
|
uint16_t fps;
|
|
uint8_t set_alt;
|
|
uint8_t fps_shift;
|
|
uint8_t operation;
|
|
usb_error_t err;
|
|
|
|
if (chan->num_alt <= 0)
|
|
return;
|
|
|
|
DPRINTF("\n");
|
|
|
|
usb_proc_explore_lock(sc->sc_udev);
|
|
operation = chan->operation;
|
|
chan->operation = CHAN_OP_NONE;
|
|
usb_proc_explore_unlock(sc->sc_udev);
|
|
|
|
mtx_lock(chan->pcm_mtx);
|
|
if (chan->cur_alt != chan->set_alt)
|
|
set_alt = chan->set_alt;
|
|
else
|
|
set_alt = CHAN_MAX_ALT;
|
|
mtx_unlock(chan->pcm_mtx);
|
|
|
|
if (set_alt >= chan->num_alt)
|
|
goto done;
|
|
|
|
chan_alt = chan->usb_alt + set_alt;
|
|
|
|
usbd_transfer_unsetup(chan->xfer, UAUDIO_NCHANBUFS + 1);
|
|
|
|
err = usbd_set_alt_interface_index(sc->sc_udev,
|
|
chan_alt->iface_index, chan_alt->iface_alt_index);
|
|
if (err) {
|
|
DPRINTF("setting of alternate index failed: %s!\n",
|
|
usbd_errstr(err));
|
|
goto error;
|
|
}
|
|
|
|
/*
|
|
* Only set the sample rate if the channel reports that it
|
|
* supports the frequency control.
|
|
*/
|
|
|
|
if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
|
|
/* FALLTHROUGH */
|
|
} else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
|
|
unsigned int x;
|
|
|
|
for (x = 0; x != 256; x++) {
|
|
if (dir == PCMDIR_PLAY) {
|
|
if (!(sc->sc_mixer_clocks.bit_output[x / 8] &
|
|
(1 << (x % 8)))) {
|
|
continue;
|
|
}
|
|
} else {
|
|
if (!(sc->sc_mixer_clocks.bit_input[x / 8] &
|
|
(1 << (x % 8)))) {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (uaudio20_set_speed(sc->sc_udev,
|
|
sc->sc_mixer_iface_no, x, chan_alt->sample_rate)) {
|
|
/*
|
|
* If the endpoint is adaptive setting
|
|
* the speed may fail.
|
|
*/
|
|
DPRINTF("setting of sample rate failed! "
|
|
"(continuing anyway)\n");
|
|
}
|
|
}
|
|
} else if (chan_alt->p_sed.v1->bmAttributes & UA_SED_FREQ_CONTROL) {
|
|
if (uaudio_set_speed(sc->sc_udev,
|
|
chan_alt->p_ed1->bEndpointAddress, chan_alt->sample_rate)) {
|
|
/*
|
|
* If the endpoint is adaptive setting the
|
|
* speed may fail.
|
|
*/
|
|
DPRINTF("setting of sample rate failed! "
|
|
"(continuing anyway)\n");
|
|
}
|
|
}
|
|
if (usbd_transfer_setup(sc->sc_udev, &chan_alt->iface_index, chan->xfer,
|
|
chan_alt->usb_cfg, UAUDIO_NCHANBUFS + 1, chan, chan->pcm_mtx)) {
|
|
DPRINTF("could not allocate USB transfers!\n");
|
|
goto error;
|
|
}
|
|
|
|
fps = usbd_get_isoc_fps(sc->sc_udev);
|
|
|
|
if (fps < 8000) {
|
|
/* FULL speed USB */
|
|
frames = 8;
|
|
} else {
|
|
/* HIGH speed USB */
|
|
frames = UAUDIO_NFRAMES;
|
|
}
|
|
|
|
fps_shift = usbd_xfer_get_fps_shift(chan->xfer[0]);
|
|
|
|
/* down shift number of frames per second, if any */
|
|
fps >>= fps_shift;
|
|
frames >>= fps_shift;
|
|
|
|
/* bytes per frame should not be zero */
|
|
chan->bytes_per_frame[0] =
|
|
((chan_alt->sample_rate / fps) * chan_alt->sample_size);
|
|
chan->bytes_per_frame[1] =
|
|
(((chan_alt->sample_rate + fps - 1) / fps) * chan_alt->sample_size);
|
|
|
|
/* setup data rate dithering, if any */
|
|
chan->frames_per_second = fps;
|
|
chan->sample_rem = chan_alt->sample_rate % fps;
|
|
chan->sample_curr = 0;
|
|
|
|
/* compute required buffer size */
|
|
buf_size = (chan->bytes_per_frame[1] * frames);
|
|
|
|
if (buf_size > (chan->end - chan->start)) {
|
|
DPRINTF("buffer size is too big\n");
|
|
goto error;
|
|
}
|
|
|
|
chan->intr_frames = frames;
|
|
|
|
DPRINTF("fps=%d sample_rem=%d\n", (int)fps, (int)chan->sample_rem);
|
|
|
|
if (chan->intr_frames == 0) {
|
|
DPRINTF("frame shift is too high!\n");
|
|
goto error;
|
|
}
|
|
|
|
mtx_lock(chan->pcm_mtx);
|
|
chan->cur_alt = set_alt;
|
|
mtx_unlock(chan->pcm_mtx);
|
|
|
|
done:
|
|
#if (UAUDIO_NCHANBUFS != 2)
|
|
#error "please update code"
|
|
#endif
|
|
switch (operation) {
|
|
case CHAN_OP_START:
|
|
mtx_lock(chan->pcm_mtx);
|
|
usbd_transfer_start(chan->xfer[0]);
|
|
usbd_transfer_start(chan->xfer[1]);
|
|
mtx_unlock(chan->pcm_mtx);
|
|
break;
|
|
case CHAN_OP_STOP:
|
|
mtx_lock(chan->pcm_mtx);
|
|
usbd_transfer_stop(chan->xfer[0]);
|
|
usbd_transfer_stop(chan->xfer[1]);
|
|
mtx_unlock(chan->pcm_mtx);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return;
|
|
|
|
error:
|
|
usbd_transfer_unsetup(chan->xfer, UAUDIO_NCHANBUFS + 1);
|
|
|
|
mtx_lock(chan->pcm_mtx);
|
|
chan->cur_alt = CHAN_MAX_ALT;
|
|
mtx_unlock(chan->pcm_mtx);
|
|
}
|
|
|
|
static void
|
|
uaudio_configure_msg(struct usb_proc_msg *pm)
|
|
{
|
|
struct uaudio_softc *sc = ((struct uaudio_configure_msg *)pm)->sc;
|
|
|
|
usb_proc_explore_unlock(sc->sc_udev);
|
|
uaudio_configure_msg_sub(sc, &sc->sc_play_chan, PCMDIR_PLAY);
|
|
uaudio_configure_msg_sub(sc, &sc->sc_rec_chan, PCMDIR_REC);
|
|
usb_proc_explore_lock(sc->sc_udev);
|
|
}
|
|
|
|
/*========================================================================*
|
|
* AS - Audio Stream - routines
|
|
*========================================================================*/
|
|
|
|
#ifdef USB_DEBUG
|
|
static void
|
|
uaudio_chan_dump_ep_desc(const usb_endpoint_descriptor_audio_t *ed)
|
|
{
|
|
if (ed) {
|
|
DPRINTF("endpoint=%p bLength=%d bDescriptorType=%d \n"
|
|
"bEndpointAddress=%d bmAttributes=0x%x \n"
|
|
"wMaxPacketSize=%d bInterval=%d \n"
|
|
"bRefresh=%d bSynchAddress=%d\n",
|
|
ed, ed->bLength, ed->bDescriptorType,
|
|
ed->bEndpointAddress, ed->bmAttributes,
|
|
UGETW(ed->wMaxPacketSize), ed->bInterval,
|
|
UEP_HAS_REFRESH(ed) ? ed->bRefresh : 0,
|
|
UEP_HAS_SYNCADDR(ed) ? ed->bSynchAddress : 0);
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
* The following is a workaround for broken no-name USB audio devices
|
|
* sold by dealextreme called "3D sound". The problem is that the
|
|
* manufacturer computed wMaxPacketSize is too small to hold the
|
|
* actual data sent. In other words the device sometimes sends more
|
|
* data than it actually reports it can send in a single isochronous
|
|
* packet.
|
|
*/
|
|
static void
|
|
uaudio_record_fix_fs(usb_endpoint_descriptor_audio_t *ep,
|
|
uint32_t xps, uint32_t add)
|
|
{
|
|
uint32_t mps;
|
|
|
|
mps = UGETW(ep->wMaxPacketSize);
|
|
|
|
/*
|
|
* If the device indicates it can send more data than what the
|
|
* sample rate indicates, we apply the workaround.
|
|
*/
|
|
if (mps > xps) {
|
|
|
|
/* allow additional data */
|
|
xps += add;
|
|
|
|
/* check against the maximum USB 1.x length */
|
|
if (xps > 1023)
|
|
xps = 1023;
|
|
|
|
/* check if we should do an update */
|
|
if (mps < xps) {
|
|
/* simply update the wMaxPacketSize field */
|
|
USETW(ep->wMaxPacketSize, xps);
|
|
DPRINTF("Workaround: Updated wMaxPacketSize "
|
|
"from %d to %d bytes.\n",
|
|
(int)mps, (int)xps);
|
|
}
|
|
}
|
|
}
|
|
|
|
static usb_error_t
|
|
uaudio20_check_rate(struct usb_device *udev, uint8_t iface_no,
|
|
uint8_t clockid, uint32_t rate)
|
|
{
|
|
struct usb_device_request req;
|
|
usb_error_t error;
|
|
uint8_t data[255];
|
|
uint16_t actlen;
|
|
uint16_t rates;
|
|
uint16_t x;
|
|
|
|
DPRINTFN(6, "ifaceno=%d clockid=%d rate=%u\n",
|
|
iface_no, clockid, rate);
|
|
|
|
req.bmRequestType = UT_READ_CLASS_INTERFACE;
|
|
req.bRequest = UA20_CS_RANGE;
|
|
USETW2(req.wValue, UA20_CS_SAM_FREQ_CONTROL, 0);
|
|
USETW2(req.wIndex, clockid, iface_no);
|
|
USETW(req.wLength, 255);
|
|
|
|
error = usbd_do_request_flags(udev, NULL, &req, data,
|
|
USB_SHORT_XFER_OK, &actlen, USB_DEFAULT_TIMEOUT);
|
|
|
|
if (error != 0 || actlen < 2)
|
|
return (USB_ERR_INVAL);
|
|
|
|
rates = data[0] | (data[1] << 8);
|
|
actlen = (actlen - 2) / 12;
|
|
|
|
if (rates > actlen) {
|
|
DPRINTF("Too many rates\n");
|
|
rates = actlen;
|
|
}
|
|
|
|
for (x = 0; x != rates; x++) {
|
|
uint32_t min = UGETDW(data + 2 + (12 * x));
|
|
uint32_t max = UGETDW(data + 6 + (12 * x));
|
|
uint32_t res = UGETDW(data + 10 + (12 * x));
|
|
|
|
if (res == 0) {
|
|
DPRINTF("Zero residue\n");
|
|
res = 1;
|
|
}
|
|
|
|
if (min > max) {
|
|
DPRINTF("Swapped max and min\n");
|
|
uint32_t temp;
|
|
temp = min;
|
|
min = max;
|
|
max = temp;
|
|
}
|
|
|
|
if (rate >= min && rate <= max &&
|
|
(((rate - min) % res) == 0)) {
|
|
return (0);
|
|
}
|
|
}
|
|
return (USB_ERR_INVAL);
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_fill_info_sub(struct uaudio_softc *sc, struct usb_device *udev,
|
|
uint32_t rate, uint8_t channels, uint8_t bit_resolution)
|
|
{
|
|
struct usb_descriptor *desc = NULL;
|
|
union uaudio_asid asid = { NULL };
|
|
union uaudio_asf1d asf1d = { NULL };
|
|
union uaudio_sed sed = { NULL };
|
|
struct usb_midi_streaming_endpoint_descriptor *msid = NULL;
|
|
usb_endpoint_descriptor_audio_t *ed1 = NULL;
|
|
const struct usb_audio_control_descriptor *acdp = NULL;
|
|
struct usb_config_descriptor *cd = usbd_get_config_descriptor(udev);
|
|
struct usb_interface_descriptor *id;
|
|
const struct uaudio_format *p_fmt = NULL;
|
|
struct uaudio_chan *chan;
|
|
struct uaudio_chan_alt *chan_alt;
|
|
uint32_t format;
|
|
uint16_t curidx = 0xFFFF;
|
|
uint16_t lastidx = 0xFFFF;
|
|
uint16_t alt_index = 0;
|
|
uint16_t audio_rev = 0;
|
|
uint16_t x;
|
|
uint8_t ep_dir;
|
|
uint8_t bChannels;
|
|
uint8_t bBitResolution;
|
|
uint8_t audio_if = 0;
|
|
uint8_t midi_if = 0;
|
|
uint8_t uma_if_class;
|
|
|
|
while ((desc = usb_desc_foreach(cd, desc))) {
|
|
|
|
if ((desc->bDescriptorType == UDESC_INTERFACE) &&
|
|
(desc->bLength >= sizeof(*id))) {
|
|
|
|
id = (void *)desc;
|
|
|
|
if (id->bInterfaceNumber != lastidx) {
|
|
lastidx = id->bInterfaceNumber;
|
|
curidx++;
|
|
alt_index = 0;
|
|
|
|
} else {
|
|
alt_index++;
|
|
}
|
|
|
|
if ((!(sc->sc_hid.flags & UAUDIO_HID_VALID)) &&
|
|
(id->bInterfaceClass == UICLASS_HID) &&
|
|
(id->bInterfaceSubClass == 0) &&
|
|
(id->bInterfaceProtocol == 0) &&
|
|
(alt_index == 0) &&
|
|
usbd_get_iface(udev, curidx) != NULL) {
|
|
DPRINTF("Found HID interface at %d\n",
|
|
curidx);
|
|
sc->sc_hid.flags |= UAUDIO_HID_VALID;
|
|
sc->sc_hid.iface_index = curidx;
|
|
}
|
|
|
|
uma_if_class =
|
|
((id->bInterfaceClass == UICLASS_AUDIO) ||
|
|
((id->bInterfaceClass == UICLASS_VENDOR) &&
|
|
(sc->sc_uq_au_vendor_class != 0)));
|
|
|
|
if ((uma_if_class != 0) &&
|
|
(id->bInterfaceSubClass == UISUBCLASS_AUDIOSTREAM)) {
|
|
audio_if = 1;
|
|
} else {
|
|
audio_if = 0;
|
|
}
|
|
|
|
if ((uma_if_class != 0) &&
|
|
(id->bInterfaceSubClass == UISUBCLASS_MIDISTREAM)) {
|
|
|
|
/*
|
|
* XXX could allow multiple MIDI interfaces
|
|
*/
|
|
midi_if = 1;
|
|
|
|
if ((sc->sc_midi_chan.valid == 0) &&
|
|
(usbd_get_iface(udev, curidx) != NULL)) {
|
|
sc->sc_midi_chan.iface_index = curidx;
|
|
sc->sc_midi_chan.iface_alt_index = alt_index;
|
|
sc->sc_midi_chan.valid = 1;
|
|
}
|
|
} else {
|
|
midi_if = 0;
|
|
}
|
|
asid.v1 = NULL;
|
|
asf1d.v1 = NULL;
|
|
ed1 = NULL;
|
|
sed.v1 = NULL;
|
|
|
|
/*
|
|
* There can only be one USB audio instance
|
|
* per USB device. Grab all USB audio
|
|
* interfaces on this USB device so that we
|
|
* don't attach USB audio twice:
|
|
*/
|
|
if (alt_index == 0 && curidx != sc->sc_mixer_iface_index &&
|
|
(id->bInterfaceClass == UICLASS_AUDIO || audio_if != 0 ||
|
|
midi_if != 0)) {
|
|
usbd_set_parent_iface(sc->sc_udev, curidx,
|
|
sc->sc_mixer_iface_index);
|
|
}
|
|
}
|
|
|
|
if (audio_if == 0) {
|
|
if (midi_if == 0) {
|
|
if ((acdp == NULL) &&
|
|
(desc->bDescriptorType == UDESC_CS_INTERFACE) &&
|
|
(desc->bDescriptorSubtype == UDESCSUB_AC_HEADER) &&
|
|
(desc->bLength >= sizeof(*acdp))) {
|
|
acdp = (void *)desc;
|
|
audio_rev = UGETW(acdp->bcdADC);
|
|
}
|
|
} else {
|
|
msid = (void *)desc;
|
|
|
|
/* get the maximum number of embedded jacks in use, if any */
|
|
if (msid->bLength >= sizeof(*msid) &&
|
|
msid->bDescriptorType == UDESC_CS_ENDPOINT &&
|
|
msid->bDescriptorSubtype == MS_GENERAL &&
|
|
msid->bNumEmbMIDIJack > sc->sc_midi_chan.max_emb_jack) {
|
|
sc->sc_midi_chan.max_emb_jack = msid->bNumEmbMIDIJack;
|
|
}
|
|
}
|
|
/*
|
|
* Don't collect any USB audio descriptors if
|
|
* this is not an USB audio stream interface.
|
|
*/
|
|
continue;
|
|
}
|
|
|
|
if ((acdp != NULL) &&
|
|
(desc->bDescriptorType == UDESC_CS_INTERFACE) &&
|
|
(desc->bDescriptorSubtype == AS_GENERAL) &&
|
|
(asid.v1 == NULL)) {
|
|
if (audio_rev >= UAUDIO_VERSION_30) {
|
|
/* FALLTHROUGH */
|
|
} else if (audio_rev >= UAUDIO_VERSION_20) {
|
|
if (desc->bLength >= sizeof(*asid.v2)) {
|
|
asid.v2 = (void *)desc;
|
|
}
|
|
} else {
|
|
if (desc->bLength >= sizeof(*asid.v1)) {
|
|
asid.v1 = (void *)desc;
|
|
}
|
|
}
|
|
}
|
|
if ((acdp != NULL) &&
|
|
(desc->bDescriptorType == UDESC_CS_INTERFACE) &&
|
|
(desc->bDescriptorSubtype == FORMAT_TYPE) &&
|
|
(asf1d.v1 == NULL)) {
|
|
if (audio_rev >= UAUDIO_VERSION_30) {
|
|
/* FALLTHROUGH */
|
|
} else if (audio_rev >= UAUDIO_VERSION_20) {
|
|
if (desc->bLength >= sizeof(*asf1d.v2))
|
|
asf1d.v2 = (void *)desc;
|
|
} else {
|
|
if (desc->bLength >= sizeof(*asf1d.v1)) {
|
|
asf1d.v1 = (void *)desc;
|
|
|
|
if (asf1d.v1->bFormatType != FORMAT_TYPE_I) {
|
|
DPRINTFN(11, "ignored bFormatType = %d\n",
|
|
asf1d.v1->bFormatType);
|
|
asf1d.v1 = NULL;
|
|
continue;
|
|
}
|
|
if (desc->bLength < (sizeof(*asf1d.v1) +
|
|
((asf1d.v1->bSamFreqType == 0) ? 6 :
|
|
(asf1d.v1->bSamFreqType * 3)))) {
|
|
DPRINTFN(11, "invalid descriptor, "
|
|
"too short\n");
|
|
asf1d.v1 = NULL;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ((desc->bDescriptorType == UDESC_ENDPOINT) &&
|
|
(desc->bLength >= UEP_MINSIZE) &&
|
|
(ed1 == NULL)) {
|
|
ed1 = (void *)desc;
|
|
if (UE_GET_XFERTYPE(ed1->bmAttributes) != UE_ISOCHRONOUS) {
|
|
ed1 = NULL;
|
|
continue;
|
|
}
|
|
}
|
|
if ((acdp != NULL) &&
|
|
(desc->bDescriptorType == UDESC_CS_ENDPOINT) &&
|
|
(desc->bDescriptorSubtype == AS_GENERAL) &&
|
|
(sed.v1 == NULL)) {
|
|
if (audio_rev >= UAUDIO_VERSION_30) {
|
|
/* FALLTHROUGH */
|
|
} else if (audio_rev >= UAUDIO_VERSION_20) {
|
|
if (desc->bLength >= sizeof(*sed.v2))
|
|
sed.v2 = (void *)desc;
|
|
} else {
|
|
if (desc->bLength >= sizeof(*sed.v1))
|
|
sed.v1 = (void *)desc;
|
|
}
|
|
}
|
|
if (asid.v1 == NULL || asf1d.v1 == NULL ||
|
|
ed1 == NULL || sed.v1 == NULL) {
|
|
/* need more descriptors */
|
|
continue;
|
|
}
|
|
|
|
ep_dir = UE_GET_DIR(ed1->bEndpointAddress);
|
|
|
|
/* We ignore sync endpoint information until further. */
|
|
|
|
if (audio_rev >= UAUDIO_VERSION_30) {
|
|
goto next_ep;
|
|
} else if (audio_rev >= UAUDIO_VERSION_20) {
|
|
|
|
uint32_t dwFormat;
|
|
|
|
dwFormat = UGETDW(asid.v2->bmFormats);
|
|
bChannels = asid.v2->bNrChannels;
|
|
bBitResolution = asf1d.v2->bSubslotSize * 8;
|
|
|
|
if ((bChannels != channels) ||
|
|
(bBitResolution != bit_resolution)) {
|
|
DPRINTF("Wrong number of channels\n");
|
|
goto next_ep;
|
|
}
|
|
|
|
for (p_fmt = uaudio20_formats;
|
|
p_fmt->wFormat != 0; p_fmt++) {
|
|
if ((p_fmt->wFormat & dwFormat) &&
|
|
(p_fmt->bPrecision == bBitResolution))
|
|
break;
|
|
}
|
|
|
|
if (p_fmt->wFormat == 0) {
|
|
DPRINTF("Unsupported audio format\n");
|
|
goto next_ep;
|
|
}
|
|
|
|
for (x = 0; x != 256; x++) {
|
|
if (ep_dir == UE_DIR_OUT) {
|
|
if (!(sc->sc_mixer_clocks.bit_output[x / 8] &
|
|
(1 << (x % 8)))) {
|
|
continue;
|
|
}
|
|
} else {
|
|
if (!(sc->sc_mixer_clocks.bit_input[x / 8] &
|
|
(1 << (x % 8)))) {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
DPRINTF("Checking clock ID=%d\n", x);
|
|
|
|
if (uaudio20_check_rate(udev,
|
|
sc->sc_mixer_iface_no, x, rate)) {
|
|
DPRINTF("Unsupported sampling "
|
|
"rate, id=%d\n", x);
|
|
goto next_ep;
|
|
}
|
|
}
|
|
} else {
|
|
uint16_t wFormat;
|
|
|
|
wFormat = UGETW(asid.v1->wFormatTag);
|
|
bChannels = UAUDIO_MAX_CHAN(asf1d.v1->bNrChannels);
|
|
bBitResolution = asf1d.v1->bSubFrameSize * 8;
|
|
|
|
if (asf1d.v1->bSamFreqType == 0) {
|
|
DPRINTFN(16, "Sample rate: %d-%dHz\n",
|
|
UA_SAMP_LO(asf1d.v1),
|
|
UA_SAMP_HI(asf1d.v1));
|
|
|
|
if ((rate >= UA_SAMP_LO(asf1d.v1)) &&
|
|
(rate <= UA_SAMP_HI(asf1d.v1)))
|
|
goto found_rate;
|
|
} else {
|
|
|
|
for (x = 0; x < asf1d.v1->bSamFreqType; x++) {
|
|
DPRINTFN(16, "Sample rate = %dHz\n",
|
|
UA_GETSAMP(asf1d.v1, x));
|
|
|
|
if (rate == UA_GETSAMP(asf1d.v1, x))
|
|
goto found_rate;
|
|
}
|
|
}
|
|
goto next_ep;
|
|
|
|
found_rate:
|
|
for (p_fmt = uaudio10_formats;
|
|
p_fmt->wFormat != 0; p_fmt++) {
|
|
if ((p_fmt->wFormat == wFormat) &&
|
|
(p_fmt->bPrecision == bBitResolution))
|
|
break;
|
|
}
|
|
if (p_fmt->wFormat == 0) {
|
|
DPRINTF("Unsupported audio format\n");
|
|
goto next_ep;
|
|
}
|
|
|
|
if ((bChannels != channels) ||
|
|
(bBitResolution != bit_resolution)) {
|
|
DPRINTF("Wrong number of channels\n");
|
|
goto next_ep;
|
|
}
|
|
}
|
|
|
|
chan = (ep_dir == UE_DIR_IN) ?
|
|
&sc->sc_rec_chan : &sc->sc_play_chan;
|
|
|
|
if (usbd_get_iface(udev, curidx) == NULL) {
|
|
DPRINTF("Interface is not valid\n");
|
|
goto next_ep;
|
|
}
|
|
if (chan->num_alt == CHAN_MAX_ALT) {
|
|
DPRINTF("Too many alternate settings\n");
|
|
goto next_ep;
|
|
}
|
|
chan->set_alt = 0;
|
|
chan->cur_alt = CHAN_MAX_ALT;
|
|
|
|
chan_alt = &chan->usb_alt[chan->num_alt++];
|
|
|
|
#ifdef USB_DEBUG
|
|
uaudio_chan_dump_ep_desc(ed1);
|
|
#endif
|
|
DPRINTF("Sample rate = %dHz, channels = %d, "
|
|
"bits = %d, format = %s\n", rate, channels,
|
|
bit_resolution, p_fmt->description);
|
|
|
|
chan_alt->sample_rate = rate;
|
|
chan_alt->p_asf1d = asf1d;
|
|
chan_alt->p_ed1 = ed1;
|
|
chan_alt->p_fmt = p_fmt;
|
|
chan_alt->p_sed = sed;
|
|
chan_alt->iface_index = curidx;
|
|
chan_alt->iface_alt_index = alt_index;
|
|
|
|
if (ep_dir == UE_DIR_IN)
|
|
chan_alt->usb_cfg = uaudio_cfg_record;
|
|
else
|
|
chan_alt->usb_cfg = uaudio_cfg_play;
|
|
|
|
chan_alt->sample_size = (UAUDIO_MAX_CHAN(channels) *
|
|
p_fmt->bPrecision) / 8;
|
|
chan_alt->channels = channels;
|
|
|
|
if (ep_dir == UE_DIR_IN &&
|
|
usbd_get_speed(udev) == USB_SPEED_FULL) {
|
|
uaudio_record_fix_fs(ed1,
|
|
chan_alt->sample_size * (rate / 1000),
|
|
chan_alt->sample_size * (rate / 4000));
|
|
}
|
|
|
|
/* setup play/record format */
|
|
|
|
format = chan_alt->p_fmt->freebsd_fmt;
|
|
|
|
/* get default SND_FORMAT() */
|
|
format = SND_FORMAT(format, chan_alt->channels, 0);
|
|
|
|
switch (chan_alt->channels) {
|
|
uint32_t temp_fmt;
|
|
case 1:
|
|
case 2:
|
|
/* mono and stereo */
|
|
break;
|
|
default:
|
|
/* surround and more */
|
|
temp_fmt = feeder_matrix_default_format(format);
|
|
/* if multichannel, then format can be zero */
|
|
if (temp_fmt != 0)
|
|
format = temp_fmt;
|
|
break;
|
|
}
|
|
|
|
/* check if format is not supported */
|
|
if (format == 0) {
|
|
DPRINTF("The selected audio format is not supported\n");
|
|
chan->num_alt--;
|
|
goto next_ep;
|
|
}
|
|
if (chan->num_alt > 1) {
|
|
/* we only accumulate one format at different sample rates */
|
|
if (chan->pcm_format[0] != format) {
|
|
DPRINTF("Multiple formats is not supported\n");
|
|
chan->num_alt--;
|
|
goto next_ep;
|
|
}
|
|
/* ignore if duplicate sample rate entry */
|
|
if (rate == chan->usb_alt[chan->num_alt - 2].sample_rate) {
|
|
DPRINTF("Duplicate sample rate detected\n");
|
|
chan->num_alt--;
|
|
goto next_ep;
|
|
}
|
|
}
|
|
chan->pcm_cap.fmtlist = chan->pcm_format;
|
|
chan->pcm_cap.fmtlist[0] = format;
|
|
|
|
/* check if device needs bitperfect */
|
|
if (chan_alt->channels > UAUDIO_MATRIX_MAX)
|
|
sc->sc_pcm_bitperfect = 1;
|
|
|
|
if (rate < chan->pcm_cap.minspeed || chan->pcm_cap.minspeed == 0)
|
|
chan->pcm_cap.minspeed = rate;
|
|
if (rate > chan->pcm_cap.maxspeed || chan->pcm_cap.maxspeed == 0)
|
|
chan->pcm_cap.maxspeed = rate;
|
|
|
|
if (sc->sc_sndstat_valid != 0) {
|
|
sbuf_printf(&sc->sc_sndstat, "\n\t"
|
|
"mode %d.%d:(%s) %dch, %dbit, %s, %dHz",
|
|
curidx, alt_index,
|
|
(ep_dir == UE_DIR_IN) ? "input" : "output",
|
|
channels, p_fmt->bPrecision,
|
|
p_fmt->description, rate);
|
|
}
|
|
|
|
next_ep:
|
|
sed.v1 = NULL;
|
|
ed1 = NULL;
|
|
}
|
|
}
|
|
|
|
/* This structure defines all the supported rates. */
|
|
|
|
static const uint32_t uaudio_rate_list[CHAN_MAX_ALT] = {
|
|
384000,
|
|
352800,
|
|
192000,
|
|
176400,
|
|
96000,
|
|
88200,
|
|
88000,
|
|
80000,
|
|
72000,
|
|
64000,
|
|
56000,
|
|
48000,
|
|
44100,
|
|
40000,
|
|
32000,
|
|
24000,
|
|
22050,
|
|
16000,
|
|
11025,
|
|
8000,
|
|
0
|
|
};
|
|
|
|
static void
|
|
uaudio_chan_fill_info(struct uaudio_softc *sc, struct usb_device *udev)
|
|
{
|
|
uint32_t rate = uaudio_default_rate;
|
|
uint8_t z;
|
|
uint8_t bits = uaudio_default_bits;
|
|
uint8_t y;
|
|
uint8_t channels = uaudio_default_channels;
|
|
uint8_t x;
|
|
|
|
bits -= (bits % 8);
|
|
if ((bits == 0) || (bits > 32)) {
|
|
/* set a valid value */
|
|
bits = 32;
|
|
}
|
|
if (channels == 0) {
|
|
switch (usbd_get_speed(udev)) {
|
|
case USB_SPEED_LOW:
|
|
case USB_SPEED_FULL:
|
|
/*
|
|
* Due to high bandwidth usage and problems
|
|
* with HIGH-speed split transactions we
|
|
* disable surround setups on FULL-speed USB
|
|
* by default
|
|
*/
|
|
channels = 4;
|
|
break;
|
|
default:
|
|
channels = UAUDIO_CHANNELS_MAX;
|
|
break;
|
|
}
|
|
} else if (channels > UAUDIO_CHANNELS_MAX)
|
|
channels = UAUDIO_CHANNELS_MAX;
|
|
|
|
if (sbuf_new(&sc->sc_sndstat, NULL, 4096, SBUF_AUTOEXTEND))
|
|
sc->sc_sndstat_valid = 1;
|
|
|
|
/* try to search for a valid config */
|
|
|
|
for (x = channels; x; x--) {
|
|
for (y = bits; y; y -= 8) {
|
|
|
|
/* try user defined rate, if any */
|
|
if (rate != 0)
|
|
uaudio_chan_fill_info_sub(sc, udev, rate, x, y);
|
|
|
|
/* try find a matching rate, if any */
|
|
for (z = 0; uaudio_rate_list[z]; z++)
|
|
uaudio_chan_fill_info_sub(sc, udev, uaudio_rate_list[z], x, y);
|
|
}
|
|
}
|
|
if (sc->sc_sndstat_valid)
|
|
sbuf_finish(&sc->sc_sndstat);
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_play_sync_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct uaudio_chan *ch = usbd_xfer_softc(xfer);
|
|
struct usb_page_cache *pc;
|
|
uint64_t sample_rate;
|
|
uint8_t buf[4];
|
|
uint64_t temp;
|
|
int len;
|
|
int actlen;
|
|
int nframes;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, &nframes);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
|
|
DPRINTFN(6, "transferred %d bytes\n", actlen);
|
|
|
|
if (nframes == 0)
|
|
break;
|
|
len = usbd_xfer_frame_len(xfer, 0);
|
|
if (len == 0)
|
|
break;
|
|
if (len > sizeof(buf))
|
|
len = sizeof(buf);
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, 0, buf, len);
|
|
|
|
temp = UGETDW(buf);
|
|
|
|
DPRINTF("Value = 0x%08x\n", (int)temp);
|
|
|
|
/* auto-detect SYNC format */
|
|
|
|
if (len == 4)
|
|
temp &= 0x0fffffff;
|
|
|
|
/* check for no data */
|
|
|
|
if (temp == 0)
|
|
break;
|
|
|
|
temp *= 125ULL;
|
|
|
|
sample_rate = ch->usb_alt[ch->cur_alt].sample_rate;
|
|
|
|
/* auto adjust */
|
|
while (temp < (sample_rate - (sample_rate / 4)))
|
|
temp *= 2;
|
|
|
|
while (temp > (sample_rate + (sample_rate / 2)))
|
|
temp /= 2;
|
|
|
|
DPRINTF("Comparing %d Hz :: %d Hz\n",
|
|
(int)temp, (int)sample_rate);
|
|
|
|
/*
|
|
* Use feedback value as fallback when there is no
|
|
* recording channel:
|
|
*/
|
|
if (ch->priv_sc->sc_rec_chan.num_alt == 0)
|
|
ch->jitter_curr = temp - sample_rate;
|
|
|
|
ch->feedback_rate = temp;
|
|
break;
|
|
|
|
case USB_ST_SETUP:
|
|
usbd_xfer_set_frames(xfer, 1);
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_framelen(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int
|
|
uaudio_chan_is_async(struct uaudio_chan *ch, uint8_t alt)
|
|
{
|
|
uint8_t attr = ch->usb_alt[alt].p_ed1->bmAttributes;
|
|
return (UE_GET_ISO_TYPE(attr) == UE_ISO_ASYNC);
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_play_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct uaudio_chan *ch = usbd_xfer_softc(xfer);
|
|
struct uaudio_chan *ch_rec;
|
|
struct usb_page_cache *pc;
|
|
uint32_t mfl;
|
|
uint32_t total;
|
|
uint32_t blockcount;
|
|
uint32_t n;
|
|
uint32_t offset;
|
|
int sample_size;
|
|
int actlen;
|
|
int sumlen;
|
|
|
|
if (ch->running == 0 || ch->start == ch->end) {
|
|
DPRINTF("not running or no buffer!\n");
|
|
return;
|
|
}
|
|
|
|
/* check if there is a record channel */
|
|
if (ch->priv_sc->sc_rec_chan.num_alt > 0)
|
|
ch_rec = &ch->priv_sc->sc_rec_chan;
|
|
else
|
|
ch_rec = NULL;
|
|
|
|
usbd_xfer_status(xfer, &actlen, &sumlen, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
if (ch_rec != NULL) {
|
|
/* reset receive jitter counters */
|
|
mtx_lock(ch_rec->pcm_mtx);
|
|
ch_rec->jitter_curr = 0;
|
|
ch_rec->jitter_rem = 0;
|
|
mtx_unlock(ch_rec->pcm_mtx);
|
|
}
|
|
|
|
/* reset transmit jitter counters */
|
|
ch->jitter_curr = 0;
|
|
ch->jitter_rem = 0;
|
|
|
|
/* FALLTHROUGH */
|
|
case USB_ST_TRANSFERRED:
|
|
if (actlen < sumlen) {
|
|
DPRINTF("short transfer, "
|
|
"%d of %d bytes\n", actlen, sumlen);
|
|
}
|
|
chn_intr(ch->pcm_ch);
|
|
|
|
/*
|
|
* Check for asynchronous playback endpoint and that
|
|
* the playback endpoint is properly configured:
|
|
*/
|
|
if (ch_rec != NULL &&
|
|
uaudio_chan_is_async(ch, ch->cur_alt) != 0) {
|
|
mtx_lock(ch_rec->pcm_mtx);
|
|
if (ch_rec->cur_alt < ch_rec->num_alt) {
|
|
int64_t tx_jitter;
|
|
int64_t rx_rate;
|
|
|
|
/* translate receive jitter into transmit jitter */
|
|
tx_jitter = ch->usb_alt[ch->cur_alt].sample_rate;
|
|
tx_jitter = (tx_jitter * ch_rec->jitter_curr) +
|
|
ch->jitter_rem;
|
|
|
|
/* reset receive jitter counters */
|
|
ch_rec->jitter_curr = 0;
|
|
ch_rec->jitter_rem = 0;
|
|
|
|
/* compute exact number of transmit jitter samples */
|
|
rx_rate = ch_rec->usb_alt[ch_rec->cur_alt].sample_rate;
|
|
ch->jitter_curr += tx_jitter / rx_rate;
|
|
ch->jitter_rem = tx_jitter % rx_rate;
|
|
}
|
|
mtx_unlock(ch_rec->pcm_mtx);
|
|
}
|
|
|
|
/* start the SYNC transfer one time per second, if any */
|
|
if (++(ch->intr_counter) >= UAUDIO_IRQS) {
|
|
ch->intr_counter = 0;
|
|
usbd_transfer_start(ch->xfer[UAUDIO_NCHANBUFS]);
|
|
}
|
|
|
|
mfl = usbd_xfer_max_framelen(xfer);
|
|
|
|
if (ch->bytes_per_frame[1] > mfl) {
|
|
DPRINTF("bytes per transfer, %d, "
|
|
"exceeds maximum, %d!\n",
|
|
ch->bytes_per_frame[1],
|
|
mfl);
|
|
break;
|
|
}
|
|
|
|
blockcount = ch->intr_frames;
|
|
|
|
/* setup number of frames */
|
|
usbd_xfer_set_frames(xfer, blockcount);
|
|
|
|
/* get sample size */
|
|
sample_size = ch->usb_alt[ch->cur_alt].sample_size;
|
|
|
|
/* reset total length */
|
|
total = 0;
|
|
|
|
/* setup frame lengths */
|
|
for (n = 0; n != blockcount; n++) {
|
|
uint32_t frame_len;
|
|
|
|
ch->sample_curr += ch->sample_rem;
|
|
if (ch->sample_curr >= ch->frames_per_second) {
|
|
ch->sample_curr -= ch->frames_per_second;
|
|
frame_len = ch->bytes_per_frame[1];
|
|
} else {
|
|
frame_len = ch->bytes_per_frame[0];
|
|
}
|
|
|
|
/* handle free running clock case */
|
|
if (ch->jitter_curr > 0 &&
|
|
(frame_len + sample_size) <= mfl) {
|
|
DPRINTFN(6, "sending one sample more\n");
|
|
ch->jitter_curr--;
|
|
frame_len += sample_size;
|
|
} else if (ch->jitter_curr < 0 &&
|
|
frame_len >= sample_size) {
|
|
DPRINTFN(6, "sending one sample less\n");
|
|
ch->jitter_curr++;
|
|
frame_len -= sample_size;
|
|
}
|
|
usbd_xfer_set_frame_len(xfer, n, frame_len);
|
|
total += frame_len;
|
|
}
|
|
|
|
DPRINTFN(6, "transferring %d bytes\n", total);
|
|
|
|
offset = 0;
|
|
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
while (total > 0) {
|
|
|
|
n = (ch->end - ch->cur);
|
|
if (n > total)
|
|
n = total;
|
|
|
|
usbd_copy_in(pc, offset, ch->cur, n);
|
|
|
|
total -= n;
|
|
ch->cur += n;
|
|
offset += n;
|
|
|
|
if (ch->cur >= ch->end)
|
|
ch->cur = ch->start;
|
|
}
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
if (error != USB_ERR_CANCELLED)
|
|
goto tr_setup;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_record_sync_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
/* TODO */
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_record_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct uaudio_chan *ch = usbd_xfer_softc(xfer);
|
|
struct usb_page_cache *pc;
|
|
uint32_t offset0;
|
|
uint32_t mfl;
|
|
int m;
|
|
int n;
|
|
int len;
|
|
int actlen;
|
|
int nframes;
|
|
int expected_bytes;
|
|
int sample_size;
|
|
|
|
if (ch->start == ch->end) {
|
|
DPRINTF("no buffer!\n");
|
|
return;
|
|
}
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, &nframes);
|
|
mfl = usbd_xfer_max_framelen(xfer);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
|
|
offset0 = 0;
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
|
|
/* try to compute the number of expected bytes */
|
|
ch->sample_curr += (ch->sample_rem * ch->intr_frames);
|
|
|
|
/* compute number of expected bytes */
|
|
expected_bytes = (ch->intr_frames * ch->bytes_per_frame[0]) +
|
|
((ch->sample_curr / ch->frames_per_second) *
|
|
(ch->bytes_per_frame[1] - ch->bytes_per_frame[0]));
|
|
|
|
/* keep remainder */
|
|
ch->sample_curr %= ch->frames_per_second;
|
|
|
|
/* get current sample size */
|
|
sample_size = ch->usb_alt[ch->cur_alt].sample_size;
|
|
|
|
for (n = 0; n != nframes; n++) {
|
|
uint32_t offset1 = offset0;
|
|
|
|
len = usbd_xfer_frame_len(xfer, n);
|
|
|
|
/* make sure we only receive complete samples */
|
|
len = len - (len % sample_size);
|
|
|
|
/* subtract bytes received from expected payload */
|
|
expected_bytes -= len;
|
|
|
|
/* don't receive data when not ready */
|
|
if (ch->running == 0 || ch->cur_alt != ch->set_alt)
|
|
continue;
|
|
|
|
/* fill ring buffer with samples, if any */
|
|
while (len > 0) {
|
|
|
|
m = (ch->end - ch->cur);
|
|
|
|
if (m > len)
|
|
m = len;
|
|
|
|
usbd_copy_out(pc, offset1, ch->cur, m);
|
|
|
|
len -= m;
|
|
offset1 += m;
|
|
ch->cur += m;
|
|
|
|
if (ch->cur >= ch->end)
|
|
ch->cur = ch->start;
|
|
}
|
|
|
|
offset0 += mfl;
|
|
}
|
|
|
|
/* update current jitter */
|
|
ch->jitter_curr -= (expected_bytes / sample_size);
|
|
|
|
/* don't allow a huge amount of jitter to accumulate */
|
|
nframes = 2 * ch->intr_frames;
|
|
|
|
/* range check current jitter */
|
|
if (ch->jitter_curr < -nframes)
|
|
ch->jitter_curr = -nframes;
|
|
else if (ch->jitter_curr > nframes)
|
|
ch->jitter_curr = nframes;
|
|
|
|
DPRINTFN(6, "transferred %d bytes, jitter %d samples\n",
|
|
actlen, ch->jitter_curr);
|
|
|
|
if (ch->running != 0)
|
|
chn_intr(ch->pcm_ch);
|
|
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
nframes = ch->intr_frames;
|
|
|
|
usbd_xfer_set_frames(xfer, nframes);
|
|
for (n = 0; n != nframes; n++)
|
|
usbd_xfer_set_frame_len(xfer, n, mfl);
|
|
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
if (error != USB_ERR_CANCELLED)
|
|
goto tr_setup;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void *
|
|
uaudio_chan_init(struct uaudio_softc *sc, struct snd_dbuf *b,
|
|
struct pcm_channel *c, int dir)
|
|
{
|
|
struct uaudio_chan *ch = ((dir == PCMDIR_PLAY) ?
|
|
&sc->sc_play_chan : &sc->sc_rec_chan);
|
|
uint32_t buf_size;
|
|
uint8_t x;
|
|
|
|
/* store mutex and PCM channel */
|
|
|
|
ch->pcm_ch = c;
|
|
ch->pcm_mtx = c->lock;
|
|
|
|
/* compute worst case buffer */
|
|
|
|
buf_size = 0;
|
|
for (x = 0; x != ch->num_alt; x++) {
|
|
uint32_t temp = uaudio_get_buffer_size(ch, x);
|
|
if (temp > buf_size)
|
|
buf_size = temp;
|
|
}
|
|
|
|
/* allow double buffering */
|
|
buf_size *= 2;
|
|
|
|
DPRINTF("Worst case buffer is %d bytes\n", (int)buf_size);
|
|
|
|
ch->buf = malloc(buf_size, M_DEVBUF, M_WAITOK | M_ZERO);
|
|
if (ch->buf == NULL)
|
|
goto error;
|
|
if (sndbuf_setup(b, ch->buf, buf_size) != 0)
|
|
goto error;
|
|
|
|
ch->start = ch->buf;
|
|
ch->end = ch->buf + buf_size;
|
|
ch->cur = ch->buf;
|
|
ch->pcm_buf = b;
|
|
ch->max_buf = buf_size;
|
|
|
|
if (ch->pcm_mtx == NULL) {
|
|
DPRINTF("ERROR: PCM channels does not have a mutex!\n");
|
|
goto error;
|
|
}
|
|
return (ch);
|
|
|
|
error:
|
|
uaudio_chan_free(ch);
|
|
return (NULL);
|
|
}
|
|
|
|
int
|
|
uaudio_chan_free(struct uaudio_chan *ch)
|
|
{
|
|
if (ch->buf != NULL) {
|
|
free(ch->buf, M_DEVBUF);
|
|
ch->buf = NULL;
|
|
}
|
|
usbd_transfer_unsetup(ch->xfer, UAUDIO_NCHANBUFS + 1);
|
|
|
|
ch->num_alt = 0;
|
|
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
uaudio_chan_set_param_blocksize(struct uaudio_chan *ch, uint32_t blocksize)
|
|
{
|
|
uint32_t temp = 2 * uaudio_get_buffer_size(ch, ch->set_alt);
|
|
sndbuf_setup(ch->pcm_buf, ch->buf, temp);
|
|
return (temp / 2);
|
|
}
|
|
|
|
int
|
|
uaudio_chan_set_param_fragments(struct uaudio_chan *ch, uint32_t blocksize,
|
|
uint32_t blockcount)
|
|
{
|
|
return (1);
|
|
}
|
|
|
|
int
|
|
uaudio_chan_set_param_speed(struct uaudio_chan *ch, uint32_t speed)
|
|
{
|
|
struct uaudio_softc *sc;
|
|
uint8_t x;
|
|
|
|
sc = ch->priv_sc;
|
|
|
|
for (x = 0; x < ch->num_alt; x++) {
|
|
if (ch->usb_alt[x].sample_rate < speed) {
|
|
/* sample rate is too low */
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (x != 0)
|
|
x--;
|
|
|
|
usb_proc_explore_lock(sc->sc_udev);
|
|
ch->set_alt = x;
|
|
usb_proc_explore_unlock(sc->sc_udev);
|
|
|
|
DPRINTF("Selecting alt %d\n", (int)x);
|
|
|
|
return (ch->usb_alt[x].sample_rate);
|
|
}
|
|
|
|
int
|
|
uaudio_chan_getptr(struct uaudio_chan *ch)
|
|
{
|
|
return (ch->cur - ch->start);
|
|
}
|
|
|
|
struct pcmchan_caps *
|
|
uaudio_chan_getcaps(struct uaudio_chan *ch)
|
|
{
|
|
return (&ch->pcm_cap);
|
|
}
|
|
|
|
static struct pcmchan_matrix uaudio_chan_matrix_swap_2_0 = {
|
|
.id = SND_CHN_MATRIX_DRV,
|
|
.channels = 2,
|
|
.ext = 0,
|
|
.map = {
|
|
/* Right */
|
|
[0] = {
|
|
.type = SND_CHN_T_FR,
|
|
.members =
|
|
SND_CHN_T_MASK_FR | SND_CHN_T_MASK_FC |
|
|
SND_CHN_T_MASK_LF | SND_CHN_T_MASK_BR |
|
|
SND_CHN_T_MASK_BC | SND_CHN_T_MASK_SR
|
|
},
|
|
/* Left */
|
|
[1] = {
|
|
.type = SND_CHN_T_FL,
|
|
.members =
|
|
SND_CHN_T_MASK_FL | SND_CHN_T_MASK_FC |
|
|
SND_CHN_T_MASK_LF | SND_CHN_T_MASK_BL |
|
|
SND_CHN_T_MASK_BC | SND_CHN_T_MASK_SL
|
|
},
|
|
[2] = {
|
|
.type = SND_CHN_T_MAX,
|
|
.members = 0
|
|
}
|
|
},
|
|
.mask = SND_CHN_T_MASK_FR | SND_CHN_T_MASK_FL,
|
|
.offset = { 1, 0, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1 }
|
|
};
|
|
|
|
struct pcmchan_matrix *
|
|
uaudio_chan_getmatrix(struct uaudio_chan *ch, uint32_t format)
|
|
{
|
|
struct uaudio_softc *sc;
|
|
|
|
sc = ch->priv_sc;
|
|
|
|
if (sc != NULL && sc->sc_uq_audio_swap_lr != 0 &&
|
|
AFMT_CHANNEL(format) == 2)
|
|
return (&uaudio_chan_matrix_swap_2_0);
|
|
|
|
return (feeder_matrix_format_map(format));
|
|
}
|
|
|
|
int
|
|
uaudio_chan_set_param_format(struct uaudio_chan *ch, uint32_t format)
|
|
{
|
|
DPRINTF("Selecting format 0x%08x\n", (unsigned int)format);
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_start_sub(struct uaudio_chan *ch)
|
|
{
|
|
struct uaudio_softc *sc = ch->priv_sc;
|
|
int do_start = 0;
|
|
|
|
if (ch->operation != CHAN_OP_DRAIN) {
|
|
if (ch->cur_alt == ch->set_alt &&
|
|
ch->operation == CHAN_OP_NONE &&
|
|
mtx_owned(ch->pcm_mtx) != 0) {
|
|
/* save doing the explore task */
|
|
do_start = 1;
|
|
} else {
|
|
ch->operation = CHAN_OP_START;
|
|
(void)usb_proc_explore_msignal(sc->sc_udev,
|
|
&sc->sc_config_msg[0], &sc->sc_config_msg[1]);
|
|
}
|
|
}
|
|
if (do_start) {
|
|
usbd_transfer_start(ch->xfer[0]);
|
|
usbd_transfer_start(ch->xfer[1]);
|
|
}
|
|
}
|
|
|
|
static int
|
|
uaudio_chan_need_both(struct uaudio_softc *sc)
|
|
{
|
|
return (sc->sc_play_chan.num_alt > 0 &&
|
|
sc->sc_play_chan.running != 0 &&
|
|
uaudio_chan_is_async(&sc->sc_play_chan,
|
|
sc->sc_play_chan.set_alt) != 0 &&
|
|
sc->sc_rec_chan.num_alt > 0 &&
|
|
sc->sc_rec_chan.running == 0);
|
|
}
|
|
|
|
static int
|
|
uaudio_chan_need_none(struct uaudio_softc *sc)
|
|
{
|
|
return (sc->sc_play_chan.num_alt > 0 &&
|
|
sc->sc_play_chan.running == 0 &&
|
|
sc->sc_rec_chan.num_alt > 0 &&
|
|
sc->sc_rec_chan.running == 0);
|
|
}
|
|
|
|
void
|
|
uaudio_chan_start(struct uaudio_chan *ch)
|
|
{
|
|
struct uaudio_softc *sc = ch->priv_sc;
|
|
|
|
/* make operation atomic */
|
|
usb_proc_explore_lock(sc->sc_udev);
|
|
|
|
/* check if not running */
|
|
if (ch->running == 0) {
|
|
uint32_t temp;
|
|
|
|
/* get current buffer size */
|
|
temp = 2 * uaudio_get_buffer_size(ch, ch->set_alt);
|
|
|
|
/* set running flag */
|
|
ch->running = 1;
|
|
|
|
/* ensure the hardware buffer is reset */
|
|
ch->start = ch->buf;
|
|
ch->end = ch->buf + temp;
|
|
ch->cur = ch->buf;
|
|
|
|
if (uaudio_chan_need_both(sc)) {
|
|
/*
|
|
* Start both endpoints because of need for
|
|
* jitter information:
|
|
*/
|
|
uaudio_chan_start_sub(&sc->sc_rec_chan);
|
|
uaudio_chan_start_sub(&sc->sc_play_chan);
|
|
} else {
|
|
uaudio_chan_start_sub(ch);
|
|
}
|
|
}
|
|
|
|
/* exit atomic operation */
|
|
usb_proc_explore_unlock(sc->sc_udev);
|
|
}
|
|
|
|
static void
|
|
uaudio_chan_stop_sub(struct uaudio_chan *ch)
|
|
{
|
|
struct uaudio_softc *sc = ch->priv_sc;
|
|
int do_stop = 0;
|
|
|
|
if (ch->operation != CHAN_OP_DRAIN) {
|
|
if (ch->cur_alt == ch->set_alt &&
|
|
ch->operation == CHAN_OP_NONE &&
|
|
mtx_owned(ch->pcm_mtx) != 0) {
|
|
/* save doing the explore task */
|
|
do_stop = 1;
|
|
} else {
|
|
ch->operation = CHAN_OP_STOP;
|
|
(void)usb_proc_explore_msignal(sc->sc_udev,
|
|
&sc->sc_config_msg[0], &sc->sc_config_msg[1]);
|
|
}
|
|
}
|
|
if (do_stop) {
|
|
usbd_transfer_stop(ch->xfer[0]);
|
|
usbd_transfer_stop(ch->xfer[1]);
|
|
}
|
|
}
|
|
|
|
void
|
|
uaudio_chan_stop(struct uaudio_chan *ch)
|
|
{
|
|
struct uaudio_softc *sc = ch->priv_sc;
|
|
|
|
/* make operation atomic */
|
|
usb_proc_explore_lock(sc->sc_udev);
|
|
|
|
/* check if running */
|
|
if (ch->running != 0) {
|
|
/* clear running flag */
|
|
ch->running = 0;
|
|
|
|
if (uaudio_chan_need_both(sc)) {
|
|
/*
|
|
* Leave the endpoints running because we need
|
|
* information about jitter!
|
|
*/
|
|
} else if (uaudio_chan_need_none(sc)) {
|
|
/*
|
|
* Stop both endpoints in case the one was used for
|
|
* jitter information:
|
|
*/
|
|
uaudio_chan_stop_sub(&sc->sc_rec_chan);
|
|
uaudio_chan_stop_sub(&sc->sc_play_chan);
|
|
} else {
|
|
uaudio_chan_stop_sub(ch);
|
|
}
|
|
}
|
|
|
|
/* exit atomic operation */
|
|
usb_proc_explore_unlock(sc->sc_udev);
|
|
}
|
|
|
|
/*========================================================================*
|
|
* AC - Audio Controller - routines
|
|
*========================================================================*/
|
|
|
|
static int
|
|
uaudio_mixer_sysctl_handler(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
struct uaudio_softc *sc;
|
|
struct uaudio_mixer_node *pmc;
|
|
int hint;
|
|
int error;
|
|
int temp = 0;
|
|
int chan = 0;
|
|
|
|
sc = (struct uaudio_softc *)oidp->oid_arg1;
|
|
hint = oidp->oid_arg2;
|
|
|
|
if (sc->sc_mixer_lock == NULL)
|
|
return (ENXIO);
|
|
|
|
/* lookup mixer node */
|
|
|
|
mtx_lock(sc->sc_mixer_lock);
|
|
for (pmc = sc->sc_mixer_root; pmc != NULL; pmc = pmc->next) {
|
|
for (chan = 0; chan != (int)pmc->nchan; chan++) {
|
|
if (pmc->wValue[chan] != -1 &&
|
|
pmc->wValue[chan] == hint) {
|
|
temp = pmc->wData[chan];
|
|
goto found;
|
|
}
|
|
}
|
|
}
|
|
found:
|
|
mtx_unlock(sc->sc_mixer_lock);
|
|
|
|
error = sysctl_handle_int(oidp, &temp, 0, req);
|
|
if (error != 0 || req->newptr == NULL)
|
|
return (error);
|
|
|
|
/* update mixer value */
|
|
|
|
mtx_lock(sc->sc_mixer_lock);
|
|
if (pmc != NULL &&
|
|
temp >= pmc->minval &&
|
|
temp <= pmc->maxval) {
|
|
|
|
pmc->wData[chan] = temp;
|
|
pmc->update[(chan / 8)] |= (1 << (chan % 8));
|
|
|
|
/* start the transfer, if not already started */
|
|
usbd_transfer_start(sc->sc_mixer_xfer[0]);
|
|
}
|
|
mtx_unlock(sc->sc_mixer_lock);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_ctl_free(struct uaudio_softc *sc)
|
|
{
|
|
struct uaudio_mixer_node *p_mc;
|
|
|
|
while ((p_mc = sc->sc_mixer_root) != NULL) {
|
|
sc->sc_mixer_root = p_mc->next;
|
|
free(p_mc, M_USBDEV);
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_register_sysctl(struct uaudio_softc *sc, device_t dev)
|
|
{
|
|
struct uaudio_mixer_node *pmc;
|
|
struct sysctl_oid *mixer_tree;
|
|
struct sysctl_oid *control_tree;
|
|
char buf[32];
|
|
int chan;
|
|
int n;
|
|
|
|
mixer_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "mixer",
|
|
CTLFLAG_RD, NULL, "");
|
|
|
|
if (mixer_tree == NULL)
|
|
return;
|
|
|
|
for (n = 0, pmc = sc->sc_mixer_root; pmc != NULL;
|
|
pmc = pmc->next, n++) {
|
|
|
|
for (chan = 0; chan < pmc->nchan; chan++) {
|
|
|
|
if (pmc->nchan > 1) {
|
|
snprintf(buf, sizeof(buf), "%s_%d_%d",
|
|
pmc->name, n, chan);
|
|
} else {
|
|
snprintf(buf, sizeof(buf), "%s_%d",
|
|
pmc->name, n);
|
|
}
|
|
|
|
control_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(mixer_tree), OID_AUTO, buf,
|
|
CTLFLAG_RD, NULL, "Mixer control nodes");
|
|
|
|
if (control_tree == NULL)
|
|
continue;
|
|
|
|
SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(control_tree),
|
|
OID_AUTO, "val", CTLTYPE_INT | CTLFLAG_RWTUN, sc,
|
|
pmc->wValue[chan],
|
|
uaudio_mixer_sysctl_handler, "I", "Current value");
|
|
|
|
SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(control_tree),
|
|
OID_AUTO, "min", CTLFLAG_RD, 0, pmc->minval,
|
|
"Minimum value");
|
|
|
|
SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(control_tree),
|
|
OID_AUTO, "max", CTLFLAG_RD, 0, pmc->maxval,
|
|
"Maximum value");
|
|
|
|
SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev),
|
|
SYSCTL_CHILDREN(control_tree),
|
|
OID_AUTO, "desc", CTLFLAG_RD, pmc->desc, 0,
|
|
"Description");
|
|
}
|
|
}
|
|
}
|
|
|
|
/* M-Audio FastTrack Ultra Mixer Description */
|
|
/* Origin: Linux USB Audio driver */
|
|
static void
|
|
uaudio_mixer_controls_create_ftu(struct uaudio_softc *sc)
|
|
{
|
|
int chx;
|
|
int chy;
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
|
|
MIX(sc).wValue[0] = MAKE_WORD(8, 0);
|
|
MIX(sc).class = UAC_OUTPUT;
|
|
MIX(sc).type = MIX_UNSIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect";
|
|
MIX(sc).minval = 0;
|
|
MIX(sc).maxval = 7;
|
|
MIX(sc).mul = 7;
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
strlcpy(MIX(sc).desc, "Room1,2,3,Hall1,2,Plate,Delay,Echo", sizeof(MIX(sc).desc));
|
|
uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(5, sc->sc_mixer_iface_no);
|
|
|
|
for (chx = 0; chx != 8; chx++) {
|
|
for (chy = 0; chy != 8; chy++) {
|
|
|
|
MIX(sc).wValue[0] = MAKE_WORD(chx + 1, chy + 1);
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "mix_rec";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
MIX(sc).val_default = 0;
|
|
snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
|
|
"AIn%d - Out%d Record Volume", chy + 1, chx + 1);
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
|
|
MIX(sc).wValue[0] = MAKE_WORD(chx + 1, chy + 1 + 8);
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "mix_play";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
MIX(sc).val_default = (chx == chy) ? 2 : 0;
|
|
snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
|
|
"DIn%d - Out%d Playback Volume", chy + 1, chx + 1);
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
}
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
|
|
MIX(sc).wValue[0] = MAKE_WORD(2, 0);
|
|
MIX(sc).class = UAC_OUTPUT;
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect_vol";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
MIX(sc).minval = 0;
|
|
MIX(sc).maxval = 0x7f;
|
|
MIX(sc).mul = 0x7f;
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
strlcpy(MIX(sc).desc, "Effect Volume", sizeof(MIX(sc).desc));
|
|
uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
|
|
MIX(sc).wValue[0] = MAKE_WORD(3, 0);
|
|
MIX(sc).class = UAC_OUTPUT;
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect_dur";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
MIX(sc).minval = 0;
|
|
MIX(sc).maxval = 0x7f00;
|
|
MIX(sc).mul = 0x7f00;
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
strlcpy(MIX(sc).desc, "Effect Duration", sizeof(MIX(sc).desc));
|
|
uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(6, sc->sc_mixer_iface_no);
|
|
MIX(sc).wValue[0] = MAKE_WORD(4, 0);
|
|
MIX(sc).class = UAC_OUTPUT;
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect_fb";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
MIX(sc).minval = 0;
|
|
MIX(sc).maxval = 0x7f;
|
|
MIX(sc).mul = 0x7f;
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
strlcpy(MIX(sc).desc, "Effect Feedback Volume", sizeof(MIX(sc).desc));
|
|
uaudio_mixer_add_ctl_sub(sc, &MIX(sc));
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(7, sc->sc_mixer_iface_no);
|
|
for (chy = 0; chy != 4; chy++) {
|
|
|
|
MIX(sc).wValue[0] = MAKE_WORD(7, chy + 1);
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect_ret";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
|
|
"Effect Return %d Volume", chy + 1);
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
MIX(sc).wIndex = MAKE_WORD(5, sc->sc_mixer_iface_no);
|
|
|
|
for (chy = 0; chy != 8; chy++) {
|
|
MIX(sc).wValue[0] = MAKE_WORD(9, chy + 1);
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect_send";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
|
|
"Effect Send AIn%d Volume", chy + 1);
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
|
|
MIX(sc).wValue[0] = MAKE_WORD(9, chy + 1 + 8);
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "effect_send";
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).update[0] = 1;
|
|
snprintf(MIX(sc).desc, sizeof(MIX(sc).desc),
|
|
"Effect Send DIn%d Volume", chy + 1);
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_reload_all(struct uaudio_softc *sc)
|
|
{
|
|
struct uaudio_mixer_node *pmc;
|
|
int chan;
|
|
|
|
if (sc->sc_mixer_lock == NULL)
|
|
return;
|
|
|
|
mtx_lock(sc->sc_mixer_lock);
|
|
for (pmc = sc->sc_mixer_root; pmc != NULL; pmc = pmc->next) {
|
|
/* use reset defaults for non-oss controlled settings */
|
|
if (pmc->ctl == SOUND_MIXER_NRDEVICES)
|
|
continue;
|
|
for (chan = 0; chan < pmc->nchan; chan++)
|
|
pmc->update[chan / 8] |= (1 << (chan % 8));
|
|
}
|
|
usbd_transfer_start(sc->sc_mixer_xfer[0]);
|
|
|
|
/* start HID volume keys, if any */
|
|
usbd_transfer_start(sc->sc_hid.xfer[0]);
|
|
mtx_unlock(sc->sc_mixer_lock);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_ctl_sub(struct uaudio_softc *sc, struct uaudio_mixer_node *mc)
|
|
{
|
|
struct uaudio_mixer_node *p_mc_new =
|
|
malloc(sizeof(*p_mc_new), M_USBDEV, M_WAITOK);
|
|
int ch;
|
|
|
|
if (p_mc_new != NULL) {
|
|
memcpy(p_mc_new, mc, sizeof(*p_mc_new));
|
|
p_mc_new->next = sc->sc_mixer_root;
|
|
sc->sc_mixer_root = p_mc_new;
|
|
sc->sc_mixer_count++;
|
|
|
|
/* set default value for all channels */
|
|
for (ch = 0; ch < p_mc_new->nchan; ch++) {
|
|
switch (p_mc_new->val_default) {
|
|
case 1:
|
|
/* 50% */
|
|
p_mc_new->wData[ch] = (p_mc_new->maxval + p_mc_new->minval) / 2;
|
|
break;
|
|
case 2:
|
|
/* 100% */
|
|
p_mc_new->wData[ch] = p_mc_new->maxval;
|
|
break;
|
|
default:
|
|
/* 0% */
|
|
p_mc_new->wData[ch] = p_mc_new->minval;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
DPRINTF("out of memory\n");
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_ctl(struct uaudio_softc *sc, struct uaudio_mixer_node *mc)
|
|
{
|
|
int32_t res;
|
|
|
|
if (mc->class < UAC_NCLASSES) {
|
|
DPRINTF("adding %s.%d\n",
|
|
uac_names[mc->class], mc->ctl);
|
|
} else {
|
|
DPRINTF("adding %d\n", mc->ctl);
|
|
}
|
|
|
|
if (mc->type == MIX_ON_OFF) {
|
|
mc->minval = 0;
|
|
mc->maxval = 1;
|
|
} else if (mc->type == MIX_SELECTOR) {
|
|
} else {
|
|
|
|
/* determine min and max values */
|
|
|
|
mc->minval = uaudio_mixer_get(sc->sc_udev,
|
|
sc->sc_audio_rev, GET_MIN, mc);
|
|
mc->maxval = uaudio_mixer_get(sc->sc_udev,
|
|
sc->sc_audio_rev, GET_MAX, mc);
|
|
|
|
/* check if max and min was swapped */
|
|
|
|
if (mc->maxval < mc->minval) {
|
|
res = mc->maxval;
|
|
mc->maxval = mc->minval;
|
|
mc->minval = res;
|
|
}
|
|
|
|
/* compute value range */
|
|
mc->mul = mc->maxval - mc->minval;
|
|
if (mc->mul == 0)
|
|
mc->mul = 1;
|
|
|
|
/* compute value alignment */
|
|
res = uaudio_mixer_get(sc->sc_udev,
|
|
sc->sc_audio_rev, GET_RES, mc);
|
|
|
|
DPRINTF("Resolution = %d\n", (int)res);
|
|
}
|
|
|
|
uaudio_mixer_add_ctl_sub(sc, mc);
|
|
|
|
#ifdef USB_DEBUG
|
|
if (uaudio_debug > 2) {
|
|
uint8_t i;
|
|
|
|
for (i = 0; i < mc->nchan; i++) {
|
|
DPRINTF("[mix] wValue=%04x\n", mc->wValue[0]);
|
|
}
|
|
DPRINTF("[mix] wIndex=%04x type=%d ctl='%d' "
|
|
"min=%d max=%d\n",
|
|
mc->wIndex, mc->type, mc->ctl,
|
|
mc->minval, mc->maxval);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_mixer(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio_mixer_unit_0 *d0 = iot[id].u.mu_v1;
|
|
const struct usb_audio_mixer_unit_1 *d1;
|
|
|
|
uint32_t bno; /* bit number */
|
|
uint32_t p; /* bit number accumulator */
|
|
uint32_t mo; /* matching outputs */
|
|
uint32_t mc; /* matching channels */
|
|
uint32_t ichs; /* input channels */
|
|
uint32_t ochs; /* output channels */
|
|
uint32_t c;
|
|
uint32_t chs; /* channels */
|
|
uint32_t i;
|
|
uint32_t o;
|
|
|
|
DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
|
|
d0->bUnitId, d0->bNrInPins);
|
|
|
|
/* compute the number of input channels */
|
|
|
|
ichs = 0;
|
|
for (i = 0; i < d0->bNrInPins; i++) {
|
|
ichs += uaudio_mixer_get_cluster(
|
|
d0->baSourceId[i], iot).bNrChannels;
|
|
}
|
|
|
|
d1 = (const void *)(d0->baSourceId + d0->bNrInPins);
|
|
|
|
/* and the number of output channels */
|
|
|
|
ochs = d1->bNrChannels;
|
|
|
|
DPRINTFN(3, "ichs=%d ochs=%d\n", ichs, ochs);
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
|
|
uaudio_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
|
|
if (uaudio_mixer_verify_desc(d0, ((ichs * ochs) + 7) / 8) == NULL)
|
|
return;
|
|
|
|
for (p = i = 0; i < d0->bNrInPins; i++) {
|
|
chs = uaudio_mixer_get_cluster(
|
|
d0->baSourceId[i], iot).bNrChannels;
|
|
mc = 0;
|
|
for (c = 0; c < chs; c++) {
|
|
mo = 0;
|
|
for (o = 0; o < ochs; o++) {
|
|
bno = ((p + c) * ochs) + o;
|
|
if (BIT_TEST(d1->bmControls, bno))
|
|
mo++;
|
|
}
|
|
if (mo == 1)
|
|
mc++;
|
|
}
|
|
if ((mc == chs) && (chs <= MIX_MAX_CHAN)) {
|
|
|
|
/* repeat bit-scan */
|
|
|
|
mc = 0;
|
|
for (c = 0; c < chs; c++) {
|
|
for (o = 0; o < ochs; o++) {
|
|
bno = ((p + c) * ochs) + o;
|
|
if (BIT_TEST(d1->bmControls, bno))
|
|
MIX(sc).wValue[mc++] = MAKE_WORD(p + c + 1, o + 1);
|
|
}
|
|
}
|
|
MIX(sc).nchan = chs;
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
p += chs;
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio20_mixer_add_mixer(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio20_mixer_unit_0 *d0 = iot[id].u.mu_v2;
|
|
const struct usb_audio20_mixer_unit_1 *d1;
|
|
|
|
uint32_t bno; /* bit number */
|
|
uint32_t p; /* bit number accumulator */
|
|
uint32_t mo; /* matching outputs */
|
|
uint32_t mc; /* matching channels */
|
|
uint32_t ichs; /* input channels */
|
|
uint32_t ochs; /* output channels */
|
|
uint32_t c;
|
|
uint32_t chs; /* channels */
|
|
uint32_t i;
|
|
uint32_t o;
|
|
|
|
DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
|
|
d0->bUnitId, d0->bNrInPins);
|
|
|
|
/* compute the number of input channels */
|
|
|
|
ichs = 0;
|
|
for (i = 0; i < d0->bNrInPins; i++) {
|
|
ichs += uaudio20_mixer_get_cluster(
|
|
d0->baSourceId[i], iot).bNrChannels;
|
|
}
|
|
|
|
d1 = (const void *)(d0->baSourceId + d0->bNrInPins);
|
|
|
|
/* and the number of output channels */
|
|
|
|
ochs = d1->bNrChannels;
|
|
|
|
DPRINTFN(3, "ichs=%d ochs=%d\n", ichs, ochs);
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
|
|
uaudio20_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
|
|
if (uaudio20_mixer_verify_desc(d0, ((ichs * ochs) + 7) / 8) == NULL)
|
|
return;
|
|
|
|
for (p = i = 0; i < d0->bNrInPins; i++) {
|
|
chs = uaudio20_mixer_get_cluster(
|
|
d0->baSourceId[i], iot).bNrChannels;
|
|
mc = 0;
|
|
for (c = 0; c < chs; c++) {
|
|
mo = 0;
|
|
for (o = 0; o < ochs; o++) {
|
|
bno = ((p + c) * ochs) + o;
|
|
if (BIT_TEST(d1->bmControls, bno))
|
|
mo++;
|
|
}
|
|
if (mo == 1)
|
|
mc++;
|
|
}
|
|
if ((mc == chs) && (chs <= MIX_MAX_CHAN)) {
|
|
|
|
/* repeat bit-scan */
|
|
|
|
mc = 0;
|
|
for (c = 0; c < chs; c++) {
|
|
for (o = 0; o < ochs; o++) {
|
|
bno = ((p + c) * ochs) + o;
|
|
if (BIT_TEST(d1->bmControls, bno))
|
|
MIX(sc).wValue[mc++] = MAKE_WORD(p + c + 1, o + 1);
|
|
}
|
|
}
|
|
MIX(sc).nchan = chs;
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
p += chs;
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_selector(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio_selector_unit *d = iot[id].u.su_v1;
|
|
uint16_t i;
|
|
|
|
DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
|
|
d->bUnitId, d->bNrInPins);
|
|
|
|
if (d->bNrInPins == 0)
|
|
return;
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
|
|
MIX(sc).wValue[0] = MAKE_WORD(0, 0);
|
|
uaudio_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).type = MIX_SELECTOR;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).minval = 1;
|
|
MIX(sc).maxval = d->bNrInPins;
|
|
MIX(sc).name = "selector";
|
|
|
|
i = d->baSourceId[d->bNrInPins];
|
|
if (i == 0 ||
|
|
usbd_req_get_string_any(sc->sc_udev, NULL,
|
|
MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
|
|
MIX(sc).desc[0] = 0;
|
|
}
|
|
|
|
if (MIX(sc).maxval > MAX_SELECTOR_INPUT_PIN) {
|
|
MIX(sc).maxval = MAX_SELECTOR_INPUT_PIN;
|
|
}
|
|
MIX(sc).mul = (MIX(sc).maxval - MIX(sc).minval);
|
|
for (i = 0; i < MAX_SELECTOR_INPUT_PIN; i++) {
|
|
MIX(sc).slctrtype[i] = SOUND_MIXER_NRDEVICES;
|
|
}
|
|
|
|
for (i = 0; i < MIX(sc).maxval; i++) {
|
|
MIX(sc).slctrtype[i] = uaudio_mixer_feature_name(
|
|
&iot[d->baSourceId[i]], &MIX(sc));
|
|
}
|
|
|
|
MIX(sc).class = 0; /* not used */
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
|
|
static void
|
|
uaudio20_mixer_add_selector(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio20_selector_unit *d = iot[id].u.su_v2;
|
|
uint16_t i;
|
|
|
|
DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
|
|
d->bUnitId, d->bNrInPins);
|
|
|
|
if (d->bNrInPins == 0)
|
|
return;
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
|
|
MIX(sc).wValue[0] = MAKE_WORD(0, 0);
|
|
uaudio20_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).type = MIX_SELECTOR;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).minval = 1;
|
|
MIX(sc).maxval = d->bNrInPins;
|
|
MIX(sc).name = "selector";
|
|
|
|
i = d->baSourceId[d->bNrInPins];
|
|
if (i == 0 ||
|
|
usbd_req_get_string_any(sc->sc_udev, NULL,
|
|
MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
|
|
MIX(sc).desc[0] = 0;
|
|
}
|
|
|
|
if (MIX(sc).maxval > MAX_SELECTOR_INPUT_PIN)
|
|
MIX(sc).maxval = MAX_SELECTOR_INPUT_PIN;
|
|
|
|
MIX(sc).mul = (MIX(sc).maxval - MIX(sc).minval);
|
|
for (i = 0; i < MAX_SELECTOR_INPUT_PIN; i++)
|
|
MIX(sc).slctrtype[i] = SOUND_MIXER_NRDEVICES;
|
|
|
|
for (i = 0; i < MIX(sc).maxval; i++) {
|
|
MIX(sc).slctrtype[i] = uaudio20_mixer_feature_name(
|
|
&iot[d->baSourceId[i]], &MIX(sc));
|
|
}
|
|
|
|
MIX(sc).class = 0; /* not used */
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
|
|
static uint32_t
|
|
uaudio_mixer_feature_get_bmaControls(const struct usb_audio_feature_unit *d,
|
|
uint8_t i)
|
|
{
|
|
uint32_t temp = 0;
|
|
uint32_t offset = (i * d->bControlSize);
|
|
|
|
if (d->bControlSize > 0) {
|
|
temp |= d->bmaControls[offset];
|
|
if (d->bControlSize > 1) {
|
|
temp |= d->bmaControls[offset + 1] << 8;
|
|
if (d->bControlSize > 2) {
|
|
temp |= d->bmaControls[offset + 2] << 16;
|
|
if (d->bControlSize > 3) {
|
|
temp |= d->bmaControls[offset + 3] << 24;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return (temp);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_feature(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio_feature_unit *d = iot[id].u.fu_v1;
|
|
uint32_t fumask;
|
|
uint32_t mmask;
|
|
uint32_t cmask;
|
|
uint16_t mixernumber;
|
|
uint8_t nchan;
|
|
uint8_t chan;
|
|
uint8_t ctl;
|
|
uint8_t i;
|
|
|
|
if (d->bControlSize == 0)
|
|
return;
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
nchan = (d->bLength - 7) / d->bControlSize;
|
|
mmask = uaudio_mixer_feature_get_bmaControls(d, 0);
|
|
cmask = 0;
|
|
|
|
if (nchan == 0)
|
|
return;
|
|
|
|
/* figure out what we can control */
|
|
|
|
for (chan = 1; chan < nchan; chan++) {
|
|
DPRINTFN(10, "chan=%d mask=%x\n",
|
|
chan, uaudio_mixer_feature_get_bmaControls(d, chan));
|
|
|
|
cmask |= uaudio_mixer_feature_get_bmaControls(d, chan);
|
|
}
|
|
|
|
if (nchan > MIX_MAX_CHAN) {
|
|
nchan = MIX_MAX_CHAN;
|
|
}
|
|
MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
|
|
|
|
i = d->bmaControls[d->bControlSize];
|
|
if (i == 0 ||
|
|
usbd_req_get_string_any(sc->sc_udev, NULL,
|
|
MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
|
|
MIX(sc).desc[0] = 0;
|
|
}
|
|
|
|
for (ctl = 1; ctl <= LOUDNESS_CONTROL; ctl++) {
|
|
|
|
fumask = FU_MASK(ctl);
|
|
|
|
DPRINTFN(5, "ctl=%d fumask=0x%04x\n",
|
|
ctl, fumask);
|
|
|
|
if (mmask & fumask) {
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).wValue[0] = MAKE_WORD(ctl, 0);
|
|
} else if (cmask & fumask) {
|
|
MIX(sc).nchan = nchan - 1;
|
|
for (i = 1; i < nchan; i++) {
|
|
if (uaudio_mixer_feature_get_bmaControls(d, i) & fumask)
|
|
MIX(sc).wValue[i - 1] = MAKE_WORD(ctl, i);
|
|
else
|
|
MIX(sc).wValue[i - 1] = -1;
|
|
}
|
|
} else {
|
|
continue;
|
|
}
|
|
|
|
mixernumber = uaudio_mixer_feature_name(&iot[id], &MIX(sc));
|
|
|
|
switch (ctl) {
|
|
case MUTE_CONTROL:
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "mute";
|
|
break;
|
|
|
|
case VOLUME_CONTROL:
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = mixernumber;
|
|
MIX(sc).name = "vol";
|
|
break;
|
|
|
|
case BASS_CONTROL:
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_BASS;
|
|
MIX(sc).name = "bass";
|
|
break;
|
|
|
|
case MID_CONTROL:
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "mid";
|
|
break;
|
|
|
|
case TREBLE_CONTROL:
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_TREBLE;
|
|
MIX(sc).name = "treble";
|
|
break;
|
|
|
|
case GRAPHIC_EQUALIZER_CONTROL:
|
|
continue; /* XXX don't add anything */
|
|
|
|
case AGC_CONTROL:
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "agc";
|
|
break;
|
|
|
|
case DELAY_CONTROL:
|
|
MIX(sc).type = MIX_UNSIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "delay";
|
|
break;
|
|
|
|
case BASS_BOOST_CONTROL:
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "boost";
|
|
break;
|
|
|
|
case LOUDNESS_CONTROL:
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_LOUD; /* Is this correct ? */
|
|
MIX(sc).name = "loudness";
|
|
break;
|
|
|
|
default:
|
|
MIX(sc).type = MIX_UNKNOWN;
|
|
break;
|
|
}
|
|
|
|
if (MIX(sc).type != MIX_UNKNOWN)
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio20_mixer_add_feature(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio20_feature_unit *d = iot[id].u.fu_v2;
|
|
uint32_t ctl;
|
|
uint32_t mmask;
|
|
uint32_t cmask;
|
|
uint16_t mixernumber;
|
|
uint8_t nchan;
|
|
uint8_t chan;
|
|
uint8_t i;
|
|
uint8_t what;
|
|
|
|
if (UGETDW(d->bmaControls[0]) == 0)
|
|
return;
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
nchan = (d->bLength - 6) / 4;
|
|
mmask = UGETDW(d->bmaControls[0]);
|
|
cmask = 0;
|
|
|
|
if (nchan == 0)
|
|
return;
|
|
|
|
/* figure out what we can control */
|
|
|
|
for (chan = 1; chan < nchan; chan++)
|
|
cmask |= UGETDW(d->bmaControls[chan]);
|
|
|
|
if (nchan > MIX_MAX_CHAN)
|
|
nchan = MIX_MAX_CHAN;
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d->bUnitId, sc->sc_mixer_iface_no);
|
|
|
|
i = d->bmaControls[nchan][0];
|
|
if (i == 0 ||
|
|
usbd_req_get_string_any(sc->sc_udev, NULL,
|
|
MIX(sc).desc, sizeof(MIX(sc).desc), i) != 0) {
|
|
MIX(sc).desc[0] = 0;
|
|
}
|
|
|
|
for (ctl = 3; ctl != 0; ctl <<= 2) {
|
|
|
|
mixernumber = uaudio20_mixer_feature_name(&iot[id], &MIX(sc));
|
|
|
|
switch (ctl) {
|
|
case (3 << 0):
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES;
|
|
MIX(sc).name = "mute";
|
|
what = MUTE_CONTROL;
|
|
break;
|
|
case (3 << 2):
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = mixernumber;
|
|
MIX(sc).name = "vol";
|
|
what = VOLUME_CONTROL;
|
|
break;
|
|
case (3 << 4):
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_BASS;
|
|
MIX(sc).name = "bass";
|
|
what = BASS_CONTROL;
|
|
break;
|
|
case (3 << 6):
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "mid";
|
|
what = MID_CONTROL;
|
|
break;
|
|
case (3 << 8):
|
|
MIX(sc).type = MIX_SIGNED_8;
|
|
MIX(sc).ctl = SOUND_MIXER_TREBLE;
|
|
MIX(sc).name = "treble";
|
|
what = TREBLE_CONTROL;
|
|
break;
|
|
case (3 << 12):
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "agc";
|
|
what = AGC_CONTROL;
|
|
break;
|
|
case (3 << 14):
|
|
MIX(sc).type = MIX_UNSIGNED_16;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "delay";
|
|
what = DELAY_CONTROL;
|
|
break;
|
|
case (3 << 16):
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_NRDEVICES; /* XXXXX */
|
|
MIX(sc).name = "boost";
|
|
what = BASS_BOOST_CONTROL;
|
|
break;
|
|
case (3 << 18):
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
MIX(sc).ctl = SOUND_MIXER_LOUD; /* Is this correct ? */
|
|
MIX(sc).name = "loudness";
|
|
what = LOUDNESS_CONTROL;
|
|
break;
|
|
case (3 << 20):
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = mixernumber;
|
|
MIX(sc).name = "igain";
|
|
what = INPUT_GAIN_CONTROL;
|
|
break;
|
|
case (3 << 22):
|
|
MIX(sc).type = MIX_SIGNED_16;
|
|
MIX(sc).ctl = mixernumber;
|
|
MIX(sc).name = "igainpad";
|
|
what = INPUT_GAIN_PAD_CONTROL;
|
|
break;
|
|
default:
|
|
continue;
|
|
}
|
|
|
|
if ((mmask & ctl) == ctl) {
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).wValue[0] = MAKE_WORD(what, 0);
|
|
} else if ((cmask & ctl) == ctl) {
|
|
MIX(sc).nchan = nchan - 1;
|
|
for (i = 1; i < nchan; i++) {
|
|
if ((UGETDW(d->bmaControls[i]) & ctl) == ctl)
|
|
MIX(sc).wValue[i - 1] = MAKE_WORD(what, i);
|
|
else
|
|
MIX(sc).wValue[i - 1] = -1;
|
|
}
|
|
} else {
|
|
continue;
|
|
}
|
|
|
|
if (MIX(sc).type != MIX_UNKNOWN)
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_processing_updown(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio_processing_unit_0 *d0 = iot[id].u.pu_v1;
|
|
const struct usb_audio_processing_unit_1 *d1 =
|
|
(const void *)(d0->baSourceId + d0->bNrInPins);
|
|
const struct usb_audio_processing_unit_updown *ud =
|
|
(const void *)(d1->bmControls + d1->bControlSize);
|
|
uint8_t i;
|
|
|
|
if (uaudio_mixer_verify_desc(d0, sizeof(*ud)) == NULL) {
|
|
return;
|
|
}
|
|
if (uaudio_mixer_verify_desc(d0, sizeof(*ud) + (2 * ud->bNrModes))
|
|
== NULL) {
|
|
return;
|
|
}
|
|
DPRINTFN(3, "bUnitId=%d bNrModes=%d\n",
|
|
d0->bUnitId, ud->bNrModes);
|
|
|
|
if (!(d1->bmControls[0] & UA_PROC_MASK(UD_MODE_SELECT_CONTROL))) {
|
|
DPRINTF("no mode select\n");
|
|
return;
|
|
}
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).wValue[0] = MAKE_WORD(UD_MODE_SELECT_CONTROL, 0);
|
|
uaudio_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).type = MIX_ON_OFF; /* XXX */
|
|
|
|
for (i = 0; i < ud->bNrModes; i++) {
|
|
DPRINTFN(3, "i=%d bm=0x%x\n", i, UGETW(ud->waModes[i]));
|
|
/* XXX */
|
|
}
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_processing(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio_processing_unit_0 *d0 = iot[id].u.pu_v1;
|
|
const struct usb_audio_processing_unit_1 *d1 =
|
|
(const void *)(d0->baSourceId + d0->bNrInPins);
|
|
uint16_t ptype;
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
ptype = UGETW(d0->wProcessType);
|
|
|
|
DPRINTFN(3, "wProcessType=%d bUnitId=%d "
|
|
"bNrInPins=%d\n", ptype, d0->bUnitId, d0->bNrInPins);
|
|
|
|
if (d1->bControlSize == 0) {
|
|
return;
|
|
}
|
|
if (d1->bmControls[0] & UA_PROC_ENABLE_MASK) {
|
|
MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).wValue[0] = MAKE_WORD(XX_ENABLE_CONTROL, 0);
|
|
uaudio_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
switch (ptype) {
|
|
case UPDOWNMIX_PROCESS:
|
|
uaudio_mixer_add_processing_updown(sc, iot, id);
|
|
break;
|
|
|
|
case DOLBY_PROLOGIC_PROCESS:
|
|
case P3D_STEREO_EXTENDER_PROCESS:
|
|
case REVERBATION_PROCESS:
|
|
case CHORUS_PROCESS:
|
|
case DYN_RANGE_COMP_PROCESS:
|
|
default:
|
|
DPRINTF("unit %d, type=%d is not implemented\n",
|
|
d0->bUnitId, ptype);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_add_extension(struct uaudio_softc *sc,
|
|
const struct uaudio_terminal_node *iot, int id)
|
|
{
|
|
const struct usb_audio_extension_unit_0 *d0 = iot[id].u.eu_v1;
|
|
const struct usb_audio_extension_unit_1 *d1 =
|
|
(const void *)(d0->baSourceId + d0->bNrInPins);
|
|
|
|
DPRINTFN(3, "bUnitId=%d bNrInPins=%d\n",
|
|
d0->bUnitId, d0->bNrInPins);
|
|
|
|
if (sc->sc_uq_au_no_xu) {
|
|
return;
|
|
}
|
|
if (d1->bControlSize == 0) {
|
|
return;
|
|
}
|
|
if (d1->bmControls[0] & UA_EXT_ENABLE_MASK) {
|
|
|
|
memset(&MIX(sc), 0, sizeof(MIX(sc)));
|
|
|
|
MIX(sc).wIndex = MAKE_WORD(d0->bUnitId, sc->sc_mixer_iface_no);
|
|
MIX(sc).nchan = 1;
|
|
MIX(sc).wValue[0] = MAKE_WORD(UA_EXT_ENABLE, 0);
|
|
uaudio_mixer_determine_class(&iot[id], &MIX(sc));
|
|
MIX(sc).type = MIX_ON_OFF;
|
|
|
|
uaudio_mixer_add_ctl(sc, &MIX(sc));
|
|
}
|
|
}
|
|
|
|
static const void *
|
|
uaudio_mixer_verify_desc(const void *arg, uint32_t len)
|
|
{
|
|
const struct usb_audio_mixer_unit_1 *d1;
|
|
const struct usb_audio_extension_unit_1 *e1;
|
|
const struct usb_audio_processing_unit_1 *u1;
|
|
|
|
union {
|
|
const struct usb_descriptor *desc;
|
|
const struct usb_audio_input_terminal *it;
|
|
const struct usb_audio_output_terminal *ot;
|
|
const struct usb_audio_mixer_unit_0 *mu;
|
|
const struct usb_audio_selector_unit *su;
|
|
const struct usb_audio_feature_unit *fu;
|
|
const struct usb_audio_processing_unit_0 *pu;
|
|
const struct usb_audio_extension_unit_0 *eu;
|
|
} u;
|
|
|
|
u.desc = arg;
|
|
|
|
if (u.desc == NULL) {
|
|
goto error;
|
|
}
|
|
if (u.desc->bDescriptorType != UDESC_CS_INTERFACE) {
|
|
goto error;
|
|
}
|
|
switch (u.desc->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
len += sizeof(*u.it);
|
|
break;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
len += sizeof(*u.ot);
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
len += sizeof(*u.mu);
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
len += u.mu->bNrInPins;
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
d1 = (const void *)(u.mu->baSourceId + u.mu->bNrInPins);
|
|
|
|
len += sizeof(*d1);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
len += sizeof(*u.su);
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
len += u.su->bNrInPins + 1;
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
len += sizeof(*u.fu) + 1;
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
len += u.fu->bControlSize;
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING:
|
|
len += sizeof(*u.pu);
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
len += u.pu->bNrInPins;
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
u1 = (const void *)(u.pu->baSourceId + u.pu->bNrInPins);
|
|
|
|
len += sizeof(*u1);
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
len += u1->bControlSize;
|
|
|
|
break;
|
|
|
|
case UDESCSUB_AC_EXTENSION:
|
|
len += sizeof(*u.eu);
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
len += u.eu->bNrInPins;
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
e1 = (const void *)(u.eu->baSourceId + u.eu->bNrInPins);
|
|
|
|
len += sizeof(*e1);
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
len += e1->bControlSize;
|
|
break;
|
|
|
|
default:
|
|
goto error;
|
|
}
|
|
|
|
if (u.desc->bLength < len) {
|
|
goto error;
|
|
}
|
|
return (u.desc);
|
|
|
|
error:
|
|
if (u.desc) {
|
|
DPRINTF("invalid descriptor, type=%d, "
|
|
"sub_type=%d, len=%d of %d bytes\n",
|
|
u.desc->bDescriptorType,
|
|
u.desc->bDescriptorSubtype,
|
|
u.desc->bLength, len);
|
|
}
|
|
return (NULL);
|
|
}
|
|
|
|
static const void *
|
|
uaudio20_mixer_verify_desc(const void *arg, uint32_t len)
|
|
{
|
|
const struct usb_audio20_mixer_unit_1 *d1;
|
|
const struct usb_audio20_extension_unit_1 *e1;
|
|
const struct usb_audio20_processing_unit_1 *u1;
|
|
const struct usb_audio20_clock_selector_unit_1 *c1;
|
|
|
|
union {
|
|
const struct usb_descriptor *desc;
|
|
const struct usb_audio20_clock_source_unit *csrc;
|
|
const struct usb_audio20_clock_selector_unit_0 *csel;
|
|
const struct usb_audio20_clock_multiplier_unit *cmul;
|
|
const struct usb_audio20_input_terminal *it;
|
|
const struct usb_audio20_output_terminal *ot;
|
|
const struct usb_audio20_mixer_unit_0 *mu;
|
|
const struct usb_audio20_selector_unit *su;
|
|
const struct usb_audio20_feature_unit *fu;
|
|
const struct usb_audio20_sample_rate_unit *ru;
|
|
const struct usb_audio20_processing_unit_0 *pu;
|
|
const struct usb_audio20_extension_unit_0 *eu;
|
|
const struct usb_audio20_effect_unit *ef;
|
|
} u;
|
|
|
|
u.desc = arg;
|
|
|
|
if (u.desc == NULL)
|
|
goto error;
|
|
|
|
if (u.desc->bDescriptorType != UDESC_CS_INTERFACE)
|
|
goto error;
|
|
|
|
switch (u.desc->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
len += sizeof(*u.it);
|
|
break;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
len += sizeof(*u.ot);
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
len += sizeof(*u.mu);
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
len += u.mu->bNrInPins;
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
d1 = (const void *)(u.mu->baSourceId + u.mu->bNrInPins);
|
|
|
|
len += sizeof(*d1) + d1->bNrChannels;
|
|
break;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
len += sizeof(*u.su);
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
len += u.su->bNrInPins + 1;
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
len += sizeof(*u.fu) + 1;
|
|
break;
|
|
|
|
case UDESCSUB_AC_EFFECT:
|
|
len += sizeof(*u.ef) + 4;
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING_V2:
|
|
len += sizeof(*u.pu);
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
len += u.pu->bNrInPins;
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
u1 = (const void *)(u.pu->baSourceId + u.pu->bNrInPins);
|
|
|
|
len += sizeof(*u1);
|
|
break;
|
|
|
|
case UDESCSUB_AC_EXTENSION_V2:
|
|
len += sizeof(*u.eu);
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
len += u.eu->bNrInPins;
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
e1 = (const void *)(u.eu->baSourceId + u.eu->bNrInPins);
|
|
|
|
len += sizeof(*e1);
|
|
break;
|
|
|
|
case UDESCSUB_AC_CLOCK_SRC:
|
|
len += sizeof(*u.csrc);
|
|
break;
|
|
|
|
case UDESCSUB_AC_CLOCK_SEL:
|
|
len += sizeof(*u.csel);
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
len += u.csel->bNrInPins;
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
c1 = (const void *)(u.csel->baCSourceId + u.csel->bNrInPins);
|
|
|
|
len += sizeof(*c1);
|
|
break;
|
|
|
|
case UDESCSUB_AC_CLOCK_MUL:
|
|
len += sizeof(*u.cmul);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SAMPLE_RT:
|
|
len += sizeof(*u.ru);
|
|
break;
|
|
|
|
default:
|
|
goto error;
|
|
}
|
|
|
|
if (u.desc->bLength < len)
|
|
goto error;
|
|
|
|
return (u.desc);
|
|
|
|
error:
|
|
if (u.desc) {
|
|
DPRINTF("invalid descriptor, type=%d, "
|
|
"sub_type=%d, len=%d of %d bytes\n",
|
|
u.desc->bDescriptorType,
|
|
u.desc->bDescriptorSubtype,
|
|
u.desc->bLength, len);
|
|
}
|
|
return (NULL);
|
|
}
|
|
|
|
static struct usb_audio_cluster
|
|
uaudio_mixer_get_cluster(uint8_t id, const struct uaudio_terminal_node *iot)
|
|
{
|
|
struct usb_audio_cluster r;
|
|
const struct usb_descriptor *dp;
|
|
uint8_t i;
|
|
|
|
for (i = 0; i < UAUDIO_RECURSE_LIMIT; i++) { /* avoid infinite loops */
|
|
dp = iot[id].u.desc;
|
|
if (dp == NULL) {
|
|
goto error;
|
|
}
|
|
switch (dp->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
r.bNrChannels = iot[id].u.it_v1->bNrChannels;
|
|
r.wChannelConfig[0] = iot[id].u.it_v1->wChannelConfig[0];
|
|
r.wChannelConfig[1] = iot[id].u.it_v1->wChannelConfig[1];
|
|
r.iChannelNames = iot[id].u.it_v1->iChannelNames;
|
|
goto done;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
id = iot[id].u.ot_v1->bSourceId;
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
r = *(const struct usb_audio_cluster *)
|
|
&iot[id].u.mu_v1->baSourceId[
|
|
iot[id].u.mu_v1->bNrInPins];
|
|
goto done;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
if (iot[id].u.su_v1->bNrInPins > 0) {
|
|
/* XXX This is not really right */
|
|
id = iot[id].u.su_v1->baSourceId[0];
|
|
}
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
id = iot[id].u.fu_v1->bSourceId;
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING:
|
|
r = *((const struct usb_audio_cluster *)
|
|
&iot[id].u.pu_v1->baSourceId[
|
|
iot[id].u.pu_v1->bNrInPins]);
|
|
goto done;
|
|
|
|
case UDESCSUB_AC_EXTENSION:
|
|
r = *((const struct usb_audio_cluster *)
|
|
&iot[id].u.eu_v1->baSourceId[
|
|
iot[id].u.eu_v1->bNrInPins]);
|
|
goto done;
|
|
|
|
default:
|
|
goto error;
|
|
}
|
|
}
|
|
error:
|
|
DPRINTF("bad data\n");
|
|
memset(&r, 0, sizeof(r));
|
|
done:
|
|
return (r);
|
|
}
|
|
|
|
static struct usb_audio20_cluster
|
|
uaudio20_mixer_get_cluster(uint8_t id, const struct uaudio_terminal_node *iot)
|
|
{
|
|
struct usb_audio20_cluster r;
|
|
const struct usb_descriptor *dp;
|
|
uint8_t i;
|
|
|
|
for (i = 0; i < UAUDIO_RECURSE_LIMIT; i++) { /* avoid infinite loops */
|
|
dp = iot[id].u.desc;
|
|
if (dp == NULL)
|
|
goto error;
|
|
|
|
switch (dp->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
r.bNrChannels = iot[id].u.it_v2->bNrChannels;
|
|
r.bmChannelConfig[0] = iot[id].u.it_v2->bmChannelConfig[0];
|
|
r.bmChannelConfig[1] = iot[id].u.it_v2->bmChannelConfig[1];
|
|
r.bmChannelConfig[2] = iot[id].u.it_v2->bmChannelConfig[2];
|
|
r.bmChannelConfig[3] = iot[id].u.it_v2->bmChannelConfig[3];
|
|
r.iChannelNames = iot[id].u.it_v2->iTerminal;
|
|
goto done;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
id = iot[id].u.ot_v2->bSourceId;
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
r = *(const struct usb_audio20_cluster *)
|
|
&iot[id].u.mu_v2->baSourceId[
|
|
iot[id].u.mu_v2->bNrInPins];
|
|
goto done;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
if (iot[id].u.su_v2->bNrInPins > 0) {
|
|
/* XXX This is not really right */
|
|
id = iot[id].u.su_v2->baSourceId[0];
|
|
}
|
|
break;
|
|
|
|
case UDESCSUB_AC_SAMPLE_RT:
|
|
id = iot[id].u.ru_v2->bSourceId;
|
|
break;
|
|
|
|
case UDESCSUB_AC_EFFECT:
|
|
id = iot[id].u.ef_v2->bSourceId;
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
id = iot[id].u.fu_v2->bSourceId;
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING_V2:
|
|
r = *((const struct usb_audio20_cluster *)
|
|
&iot[id].u.pu_v2->baSourceId[
|
|
iot[id].u.pu_v2->bNrInPins]);
|
|
goto done;
|
|
|
|
case UDESCSUB_AC_EXTENSION_V2:
|
|
r = *((const struct usb_audio20_cluster *)
|
|
&iot[id].u.eu_v2->baSourceId[
|
|
iot[id].u.eu_v2->bNrInPins]);
|
|
goto done;
|
|
|
|
default:
|
|
goto error;
|
|
}
|
|
}
|
|
error:
|
|
DPRINTF("Bad data!\n");
|
|
memset(&r, 0, sizeof(r));
|
|
done:
|
|
return (r);
|
|
}
|
|
|
|
static uint16_t
|
|
uaudio_mixer_determine_class(const struct uaudio_terminal_node *iot,
|
|
struct uaudio_mixer_node *mix)
|
|
{
|
|
uint16_t terminal_type = 0x0000;
|
|
const struct uaudio_terminal_node *input[2];
|
|
const struct uaudio_terminal_node *output[2];
|
|
|
|
input[0] = uaudio_mixer_get_input(iot, 0);
|
|
input[1] = uaudio_mixer_get_input(iot, 1);
|
|
|
|
output[0] = uaudio_mixer_get_output(iot, 0);
|
|
output[1] = uaudio_mixer_get_output(iot, 1);
|
|
|
|
/*
|
|
* check if there is only
|
|
* one output terminal:
|
|
*/
|
|
if (output[0] && (!output[1])) {
|
|
terminal_type =
|
|
UGETW(output[0]->u.ot_v1->wTerminalType);
|
|
}
|
|
/*
|
|
* If the only output terminal is USB,
|
|
* the class is UAC_RECORD.
|
|
*/
|
|
if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) {
|
|
|
|
mix->class = UAC_RECORD;
|
|
if (input[0] && (!input[1])) {
|
|
terminal_type =
|
|
UGETW(input[0]->u.it_v1->wTerminalType);
|
|
} else {
|
|
terminal_type = 0;
|
|
}
|
|
goto done;
|
|
}
|
|
/*
|
|
* if the unit is connected to just
|
|
* one input terminal, the
|
|
* class is UAC_INPUT:
|
|
*/
|
|
if (input[0] && (!input[1])) {
|
|
mix->class = UAC_INPUT;
|
|
terminal_type =
|
|
UGETW(input[0]->u.it_v1->wTerminalType);
|
|
goto done;
|
|
}
|
|
/*
|
|
* Otherwise, the class is UAC_OUTPUT.
|
|
*/
|
|
mix->class = UAC_OUTPUT;
|
|
done:
|
|
return (terminal_type);
|
|
}
|
|
|
|
static uint16_t
|
|
uaudio20_mixer_determine_class(const struct uaudio_terminal_node *iot,
|
|
struct uaudio_mixer_node *mix)
|
|
{
|
|
uint16_t terminal_type = 0x0000;
|
|
const struct uaudio_terminal_node *input[2];
|
|
const struct uaudio_terminal_node *output[2];
|
|
|
|
input[0] = uaudio_mixer_get_input(iot, 0);
|
|
input[1] = uaudio_mixer_get_input(iot, 1);
|
|
|
|
output[0] = uaudio_mixer_get_output(iot, 0);
|
|
output[1] = uaudio_mixer_get_output(iot, 1);
|
|
|
|
/*
|
|
* check if there is only
|
|
* one output terminal:
|
|
*/
|
|
if (output[0] && (!output[1]))
|
|
terminal_type = UGETW(output[0]->u.ot_v2->wTerminalType);
|
|
/*
|
|
* If the only output terminal is USB,
|
|
* the class is UAC_RECORD.
|
|
*/
|
|
if ((terminal_type & 0xff00) == (UAT_UNDEFINED & 0xff00)) {
|
|
|
|
mix->class = UAC_RECORD;
|
|
if (input[0] && (!input[1])) {
|
|
terminal_type =
|
|
UGETW(input[0]->u.it_v2->wTerminalType);
|
|
} else {
|
|
terminal_type = 0;
|
|
}
|
|
goto done;
|
|
}
|
|
/*
|
|
* if the unit is connected to just
|
|
* one input terminal, the
|
|
* class is UAC_INPUT:
|
|
*/
|
|
if (input[0] && (!input[1])) {
|
|
mix->class = UAC_INPUT;
|
|
terminal_type =
|
|
UGETW(input[0]->u.it_v2->wTerminalType);
|
|
goto done;
|
|
}
|
|
/*
|
|
* Otherwise, the class is UAC_OUTPUT.
|
|
*/
|
|
mix->class = UAC_OUTPUT;
|
|
done:
|
|
return (terminal_type);
|
|
}
|
|
|
|
struct uaudio_tt_to_feature {
|
|
uint16_t terminal_type;
|
|
uint16_t feature;
|
|
};
|
|
|
|
static const struct uaudio_tt_to_feature uaudio_tt_to_feature[] = {
|
|
|
|
{UAT_STREAM, SOUND_MIXER_PCM},
|
|
|
|
{UATI_MICROPHONE, SOUND_MIXER_MIC},
|
|
{UATI_DESKMICROPHONE, SOUND_MIXER_MIC},
|
|
{UATI_PERSONALMICROPHONE, SOUND_MIXER_MIC},
|
|
{UATI_OMNIMICROPHONE, SOUND_MIXER_MIC},
|
|
{UATI_MICROPHONEARRAY, SOUND_MIXER_MIC},
|
|
{UATI_PROCMICROPHONEARR, SOUND_MIXER_MIC},
|
|
|
|
{UATO_SPEAKER, SOUND_MIXER_SPEAKER},
|
|
{UATO_DESKTOPSPEAKER, SOUND_MIXER_SPEAKER},
|
|
{UATO_ROOMSPEAKER, SOUND_MIXER_SPEAKER},
|
|
{UATO_COMMSPEAKER, SOUND_MIXER_SPEAKER},
|
|
|
|
{UATE_ANALOGCONN, SOUND_MIXER_LINE},
|
|
{UATE_LINECONN, SOUND_MIXER_LINE},
|
|
{UATE_LEGACYCONN, SOUND_MIXER_LINE},
|
|
|
|
{UATE_DIGITALAUIFC, SOUND_MIXER_ALTPCM},
|
|
{UATE_SPDIF, SOUND_MIXER_ALTPCM},
|
|
{UATE_1394DA, SOUND_MIXER_ALTPCM},
|
|
{UATE_1394DV, SOUND_MIXER_ALTPCM},
|
|
|
|
{UATF_CDPLAYER, SOUND_MIXER_CD},
|
|
|
|
{UATF_SYNTHESIZER, SOUND_MIXER_SYNTH},
|
|
|
|
{UATF_VIDEODISCAUDIO, SOUND_MIXER_VIDEO},
|
|
{UATF_DVDAUDIO, SOUND_MIXER_VIDEO},
|
|
{UATF_TVTUNERAUDIO, SOUND_MIXER_VIDEO},
|
|
|
|
/* telephony terminal types */
|
|
{UATT_UNDEFINED, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */
|
|
{UATT_PHONELINE, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */
|
|
{UATT_TELEPHONE, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */
|
|
{UATT_DOWNLINEPHONE, SOUND_MIXER_PHONEIN}, /* SOUND_MIXER_PHONEOUT */
|
|
|
|
{UATF_RADIORECV, SOUND_MIXER_RADIO},
|
|
{UATF_RADIOXMIT, SOUND_MIXER_RADIO},
|
|
|
|
{UAT_UNDEFINED, SOUND_MIXER_VOLUME},
|
|
{UAT_VENDOR, SOUND_MIXER_VOLUME},
|
|
{UATI_UNDEFINED, SOUND_MIXER_VOLUME},
|
|
|
|
/* output terminal types */
|
|
{UATO_UNDEFINED, SOUND_MIXER_VOLUME},
|
|
{UATO_DISPLAYAUDIO, SOUND_MIXER_VOLUME},
|
|
{UATO_SUBWOOFER, SOUND_MIXER_VOLUME},
|
|
{UATO_HEADPHONES, SOUND_MIXER_VOLUME},
|
|
|
|
/* bidir terminal types */
|
|
{UATB_UNDEFINED, SOUND_MIXER_VOLUME},
|
|
{UATB_HANDSET, SOUND_MIXER_VOLUME},
|
|
{UATB_HEADSET, SOUND_MIXER_VOLUME},
|
|
{UATB_SPEAKERPHONE, SOUND_MIXER_VOLUME},
|
|
{UATB_SPEAKERPHONEESUP, SOUND_MIXER_VOLUME},
|
|
{UATB_SPEAKERPHONEECANC, SOUND_MIXER_VOLUME},
|
|
|
|
/* external terminal types */
|
|
{UATE_UNDEFINED, SOUND_MIXER_VOLUME},
|
|
|
|
/* embedded function terminal types */
|
|
{UATF_UNDEFINED, SOUND_MIXER_VOLUME},
|
|
{UATF_CALIBNOISE, SOUND_MIXER_VOLUME},
|
|
{UATF_EQUNOISE, SOUND_MIXER_VOLUME},
|
|
{UATF_DAT, SOUND_MIXER_VOLUME},
|
|
{UATF_DCC, SOUND_MIXER_VOLUME},
|
|
{UATF_MINIDISK, SOUND_MIXER_VOLUME},
|
|
{UATF_ANALOGTAPE, SOUND_MIXER_VOLUME},
|
|
{UATF_PHONOGRAPH, SOUND_MIXER_VOLUME},
|
|
{UATF_VCRAUDIO, SOUND_MIXER_VOLUME},
|
|
{UATF_SATELLITE, SOUND_MIXER_VOLUME},
|
|
{UATF_CABLETUNER, SOUND_MIXER_VOLUME},
|
|
{UATF_DSS, SOUND_MIXER_VOLUME},
|
|
{UATF_MULTITRACK, SOUND_MIXER_VOLUME},
|
|
{0xffff, SOUND_MIXER_VOLUME},
|
|
|
|
/* default */
|
|
{0x0000, SOUND_MIXER_VOLUME},
|
|
};
|
|
|
|
static uint16_t
|
|
uaudio_mixer_feature_name(const struct uaudio_terminal_node *iot,
|
|
struct uaudio_mixer_node *mix)
|
|
{
|
|
const struct uaudio_tt_to_feature *uat = uaudio_tt_to_feature;
|
|
uint16_t terminal_type = uaudio_mixer_determine_class(iot, mix);
|
|
|
|
if ((mix->class == UAC_RECORD) && (terminal_type == 0)) {
|
|
return (SOUND_MIXER_IMIX);
|
|
}
|
|
while (uat->terminal_type) {
|
|
if (uat->terminal_type == terminal_type) {
|
|
break;
|
|
}
|
|
uat++;
|
|
}
|
|
|
|
DPRINTF("terminal_type=0x%04x -> %d\n",
|
|
terminal_type, uat->feature);
|
|
|
|
return (uat->feature);
|
|
}
|
|
|
|
static uint16_t
|
|
uaudio20_mixer_feature_name(const struct uaudio_terminal_node *iot,
|
|
struct uaudio_mixer_node *mix)
|
|
{
|
|
const struct uaudio_tt_to_feature *uat;
|
|
uint16_t terminal_type = uaudio20_mixer_determine_class(iot, mix);
|
|
|
|
if ((mix->class == UAC_RECORD) && (terminal_type == 0))
|
|
return (SOUND_MIXER_IMIX);
|
|
|
|
for (uat = uaudio_tt_to_feature; uat->terminal_type != 0; uat++) {
|
|
if (uat->terminal_type == terminal_type)
|
|
break;
|
|
}
|
|
|
|
DPRINTF("terminal_type=0x%04x -> %d\n",
|
|
terminal_type, uat->feature);
|
|
|
|
return (uat->feature);
|
|
}
|
|
|
|
static const struct uaudio_terminal_node *
|
|
uaudio_mixer_get_input(const struct uaudio_terminal_node *iot, uint8_t i)
|
|
{
|
|
struct uaudio_terminal_node *root = iot->root;
|
|
uint8_t n;
|
|
|
|
n = iot->usr.id_max;
|
|
do {
|
|
if (iot->usr.bit_input[n / 8] & (1 << (n % 8))) {
|
|
if (!i--)
|
|
return (root + n);
|
|
}
|
|
} while (n--);
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
static const struct uaudio_terminal_node *
|
|
uaudio_mixer_get_output(const struct uaudio_terminal_node *iot, uint8_t i)
|
|
{
|
|
struct uaudio_terminal_node *root = iot->root;
|
|
uint8_t n;
|
|
|
|
n = iot->usr.id_max;
|
|
do {
|
|
if (iot->usr.bit_output[n / 8] & (1 << (n % 8))) {
|
|
if (!i--)
|
|
return (root + n);
|
|
}
|
|
} while (n--);
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_find_inputs_sub(struct uaudio_terminal_node *root,
|
|
const uint8_t *p_id, uint8_t n_id,
|
|
struct uaudio_search_result *info)
|
|
{
|
|
struct uaudio_terminal_node *iot;
|
|
uint8_t n;
|
|
uint8_t i;
|
|
uint8_t is_last;
|
|
|
|
top:
|
|
for (n = 0; n < n_id; n++) {
|
|
|
|
i = p_id[n];
|
|
|
|
if (info->recurse_level == UAUDIO_RECURSE_LIMIT) {
|
|
DPRINTF("avoided going into a circle at id=%d!\n", i);
|
|
return;
|
|
}
|
|
|
|
info->recurse_level++;
|
|
|
|
iot = (root + i);
|
|
|
|
if (iot->u.desc == NULL)
|
|
continue;
|
|
|
|
is_last = ((n + 1) == n_id);
|
|
|
|
switch (iot->u.desc->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
info->bit_input[i / 8] |= (1 << (i % 8));
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
if (is_last) {
|
|
p_id = &iot->u.fu_v1->bSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio_mixer_find_inputs_sub(
|
|
root, &iot->u.fu_v1->bSourceId, 1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
if (is_last) {
|
|
p_id = &iot->u.ot_v1->bSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio_mixer_find_inputs_sub(
|
|
root, &iot->u.ot_v1->bSourceId, 1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
if (is_last) {
|
|
p_id = iot->u.mu_v1->baSourceId;
|
|
n_id = iot->u.mu_v1->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio_mixer_find_inputs_sub(
|
|
root, iot->u.mu_v1->baSourceId,
|
|
iot->u.mu_v1->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
if (is_last) {
|
|
p_id = iot->u.su_v1->baSourceId;
|
|
n_id = iot->u.su_v1->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio_mixer_find_inputs_sub(
|
|
root, iot->u.su_v1->baSourceId,
|
|
iot->u.su_v1->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING:
|
|
if (is_last) {
|
|
p_id = iot->u.pu_v1->baSourceId;
|
|
n_id = iot->u.pu_v1->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio_mixer_find_inputs_sub(
|
|
root, iot->u.pu_v1->baSourceId,
|
|
iot->u.pu_v1->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_EXTENSION:
|
|
if (is_last) {
|
|
p_id = iot->u.eu_v1->baSourceId;
|
|
n_id = iot->u.eu_v1->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio_mixer_find_inputs_sub(
|
|
root, iot->u.eu_v1->baSourceId,
|
|
iot->u.eu_v1->bNrInPins, info);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio20_mixer_find_inputs_sub(struct uaudio_terminal_node *root,
|
|
const uint8_t *p_id, uint8_t n_id,
|
|
struct uaudio_search_result *info)
|
|
{
|
|
struct uaudio_terminal_node *iot;
|
|
uint8_t n;
|
|
uint8_t i;
|
|
uint8_t is_last;
|
|
|
|
top:
|
|
for (n = 0; n < n_id; n++) {
|
|
|
|
i = p_id[n];
|
|
|
|
if (info->recurse_level == UAUDIO_RECURSE_LIMIT) {
|
|
DPRINTF("avoided going into a circle at id=%d!\n", i);
|
|
return;
|
|
}
|
|
|
|
info->recurse_level++;
|
|
|
|
iot = (root + i);
|
|
|
|
if (iot->u.desc == NULL)
|
|
continue;
|
|
|
|
is_last = ((n + 1) == n_id);
|
|
|
|
switch (iot->u.desc->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
info->bit_input[i / 8] |= (1 << (i % 8));
|
|
break;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
if (is_last) {
|
|
p_id = &iot->u.ot_v2->bSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, &iot->u.ot_v2->bSourceId, 1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
if (is_last) {
|
|
p_id = iot->u.mu_v2->baSourceId;
|
|
n_id = iot->u.mu_v2->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, iot->u.mu_v2->baSourceId,
|
|
iot->u.mu_v2->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
if (is_last) {
|
|
p_id = iot->u.su_v2->baSourceId;
|
|
n_id = iot->u.su_v2->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, iot->u.su_v2->baSourceId,
|
|
iot->u.su_v2->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SAMPLE_RT:
|
|
if (is_last) {
|
|
p_id = &iot->u.ru_v2->bSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, &iot->u.ru_v2->bSourceId,
|
|
1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_EFFECT:
|
|
if (is_last) {
|
|
p_id = &iot->u.ef_v2->bSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, &iot->u.ef_v2->bSourceId,
|
|
1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
if (is_last) {
|
|
p_id = &iot->u.fu_v2->bSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, &iot->u.fu_v2->bSourceId, 1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING_V2:
|
|
if (is_last) {
|
|
p_id = iot->u.pu_v2->baSourceId;
|
|
n_id = iot->u.pu_v2->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, iot->u.pu_v2->baSourceId,
|
|
iot->u.pu_v2->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_EXTENSION_V2:
|
|
if (is_last) {
|
|
p_id = iot->u.eu_v2->baSourceId;
|
|
n_id = iot->u.eu_v2->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_inputs_sub(
|
|
root, iot->u.eu_v2->baSourceId,
|
|
iot->u.eu_v2->bNrInPins, info);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio20_mixer_find_clocks_sub(struct uaudio_terminal_node *root,
|
|
const uint8_t *p_id, uint8_t n_id,
|
|
struct uaudio_search_result *info)
|
|
{
|
|
struct uaudio_terminal_node *iot;
|
|
uint8_t n;
|
|
uint8_t i;
|
|
uint8_t is_last;
|
|
uint8_t id;
|
|
|
|
top:
|
|
for (n = 0; n < n_id; n++) {
|
|
|
|
i = p_id[n];
|
|
|
|
if (info->recurse_level == UAUDIO_RECURSE_LIMIT) {
|
|
DPRINTF("avoided going into a circle at id=%d!\n", i);
|
|
return;
|
|
}
|
|
|
|
info->recurse_level++;
|
|
|
|
iot = (root + i);
|
|
|
|
if (iot->u.desc == NULL)
|
|
continue;
|
|
|
|
is_last = ((n + 1) == n_id);
|
|
|
|
switch (iot->u.desc->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_INPUT:
|
|
info->is_input = 1;
|
|
if (is_last) {
|
|
p_id = &iot->u.it_v2->bCSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_clocks_sub(root,
|
|
&iot->u.it_v2->bCSourceId, 1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_OUTPUT:
|
|
info->is_input = 0;
|
|
if (is_last) {
|
|
p_id = &iot->u.ot_v2->bCSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_clocks_sub(root,
|
|
&iot->u.ot_v2->bCSourceId, 1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_CLOCK_SEL:
|
|
if (is_last) {
|
|
p_id = iot->u.csel_v2->baCSourceId;
|
|
n_id = iot->u.csel_v2->bNrInPins;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_clocks_sub(root,
|
|
iot->u.csel_v2->baCSourceId,
|
|
iot->u.csel_v2->bNrInPins, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_CLOCK_MUL:
|
|
if (is_last) {
|
|
p_id = &iot->u.cmul_v2->bCSourceId;
|
|
n_id = 1;
|
|
goto top;
|
|
}
|
|
uaudio20_mixer_find_clocks_sub(root,
|
|
&iot->u.cmul_v2->bCSourceId,
|
|
1, info);
|
|
break;
|
|
|
|
case UDESCSUB_AC_CLOCK_SRC:
|
|
|
|
id = iot->u.csrc_v2->bClockId;
|
|
|
|
switch (info->is_input) {
|
|
case 0:
|
|
info->bit_output[id / 8] |= (1 << (id % 8));
|
|
break;
|
|
case 1:
|
|
info->bit_input[id / 8] |= (1 << (id % 8));
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_find_outputs_sub(struct uaudio_terminal_node *root, uint8_t id,
|
|
uint8_t n_id, struct uaudio_search_result *info)
|
|
{
|
|
struct uaudio_terminal_node *iot = (root + id);
|
|
uint8_t j;
|
|
|
|
j = n_id;
|
|
do {
|
|
if ((j != id) && ((root + j)->u.desc) &&
|
|
((root + j)->u.desc->bDescriptorSubtype == UDESCSUB_AC_OUTPUT)) {
|
|
|
|
/*
|
|
* "j" (output) <--- virtual wire <--- "id" (input)
|
|
*
|
|
* if "j" has "id" on the input, then "id" have "j" on
|
|
* the output, because they are connected:
|
|
*/
|
|
if ((root + j)->usr.bit_input[id / 8] & (1 << (id % 8))) {
|
|
iot->usr.bit_output[j / 8] |= (1 << (j % 8));
|
|
}
|
|
}
|
|
} while (j--);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_fill_info(struct uaudio_softc *sc,
|
|
struct usb_device *udev, void *desc)
|
|
{
|
|
const struct usb_audio_control_descriptor *acdp;
|
|
struct usb_config_descriptor *cd = usbd_get_config_descriptor(udev);
|
|
const struct usb_descriptor *dp;
|
|
const struct usb_audio_unit *au;
|
|
struct uaudio_terminal_node *iot = NULL;
|
|
uint16_t wTotalLen;
|
|
uint8_t ID_max = 0; /* inclusive */
|
|
uint8_t i;
|
|
|
|
desc = usb_desc_foreach(cd, desc);
|
|
|
|
if (desc == NULL) {
|
|
DPRINTF("no Audio Control header\n");
|
|
goto done;
|
|
}
|
|
acdp = desc;
|
|
|
|
if ((acdp->bLength < sizeof(*acdp)) ||
|
|
(acdp->bDescriptorType != UDESC_CS_INTERFACE) ||
|
|
(acdp->bDescriptorSubtype != UDESCSUB_AC_HEADER)) {
|
|
DPRINTF("invalid Audio Control header\n");
|
|
goto done;
|
|
}
|
|
/* "wTotalLen" is allowed to be corrupt */
|
|
wTotalLen = UGETW(acdp->wTotalLength) - acdp->bLength;
|
|
|
|
/* get USB audio revision */
|
|
sc->sc_audio_rev = UGETW(acdp->bcdADC);
|
|
|
|
DPRINTFN(3, "found AC header, vers=%03x, len=%d\n",
|
|
sc->sc_audio_rev, wTotalLen);
|
|
|
|
iot = malloc(sizeof(struct uaudio_terminal_node) * 256, M_TEMP,
|
|
M_WAITOK | M_ZERO);
|
|
|
|
if (iot == NULL) {
|
|
DPRINTF("no memory!\n");
|
|
goto done;
|
|
}
|
|
while ((desc = usb_desc_foreach(cd, desc))) {
|
|
|
|
dp = desc;
|
|
|
|
if (dp->bLength > wTotalLen) {
|
|
break;
|
|
} else {
|
|
wTotalLen -= dp->bLength;
|
|
}
|
|
|
|
if (sc->sc_audio_rev >= UAUDIO_VERSION_30)
|
|
au = NULL;
|
|
else if (sc->sc_audio_rev >= UAUDIO_VERSION_20)
|
|
au = uaudio20_mixer_verify_desc(dp, 0);
|
|
else
|
|
au = uaudio_mixer_verify_desc(dp, 0);
|
|
|
|
if (au) {
|
|
iot[au->bUnitId].u.desc = (const void *)au;
|
|
if (au->bUnitId > ID_max)
|
|
ID_max = au->bUnitId;
|
|
}
|
|
}
|
|
|
|
DPRINTF("Maximum ID=%d\n", ID_max);
|
|
|
|
/*
|
|
* determine sourcing inputs for
|
|
* all nodes in the tree:
|
|
*/
|
|
i = ID_max;
|
|
do {
|
|
if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
|
|
/* FALLTHROUGH */
|
|
} else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
|
|
uaudio20_mixer_find_inputs_sub(iot,
|
|
&i, 1, &((iot + i)->usr));
|
|
|
|
sc->sc_mixer_clocks.is_input = 255;
|
|
sc->sc_mixer_clocks.recurse_level = 0;
|
|
|
|
uaudio20_mixer_find_clocks_sub(iot,
|
|
&i, 1, &sc->sc_mixer_clocks);
|
|
} else {
|
|
uaudio_mixer_find_inputs_sub(iot,
|
|
&i, 1, &((iot + i)->usr));
|
|
}
|
|
} while (i--);
|
|
|
|
/*
|
|
* determine outputs for
|
|
* all nodes in the tree:
|
|
*/
|
|
i = ID_max;
|
|
do {
|
|
uaudio_mixer_find_outputs_sub(iot,
|
|
i, ID_max, &((iot + i)->usr));
|
|
} while (i--);
|
|
|
|
/* set "id_max" and "root" */
|
|
|
|
i = ID_max;
|
|
do {
|
|
(iot + i)->usr.id_max = ID_max;
|
|
(iot + i)->root = iot;
|
|
} while (i--);
|
|
|
|
/*
|
|
* Scan the config to create a linked list of "mixer" nodes:
|
|
*/
|
|
|
|
i = ID_max;
|
|
do {
|
|
dp = iot[i].u.desc;
|
|
|
|
if (dp == NULL)
|
|
continue;
|
|
|
|
DPRINTFN(11, "id=%d subtype=%d\n",
|
|
i, dp->bDescriptorSubtype);
|
|
|
|
if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
|
|
continue;
|
|
} else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
|
|
|
|
switch (dp->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_HEADER:
|
|
DPRINTF("unexpected AC header\n");
|
|
break;
|
|
|
|
case UDESCSUB_AC_INPUT:
|
|
case UDESCSUB_AC_OUTPUT:
|
|
case UDESCSUB_AC_PROCESSING_V2:
|
|
case UDESCSUB_AC_EXTENSION_V2:
|
|
case UDESCSUB_AC_EFFECT:
|
|
case UDESCSUB_AC_CLOCK_SRC:
|
|
case UDESCSUB_AC_CLOCK_SEL:
|
|
case UDESCSUB_AC_CLOCK_MUL:
|
|
case UDESCSUB_AC_SAMPLE_RT:
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
uaudio20_mixer_add_mixer(sc, iot, i);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
uaudio20_mixer_add_selector(sc, iot, i);
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
uaudio20_mixer_add_feature(sc, iot, i);
|
|
break;
|
|
|
|
default:
|
|
DPRINTF("bad AC desc subtype=0x%02x\n",
|
|
dp->bDescriptorSubtype);
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
switch (dp->bDescriptorSubtype) {
|
|
case UDESCSUB_AC_HEADER:
|
|
DPRINTF("unexpected AC header\n");
|
|
break;
|
|
|
|
case UDESCSUB_AC_INPUT:
|
|
case UDESCSUB_AC_OUTPUT:
|
|
break;
|
|
|
|
case UDESCSUB_AC_MIXER:
|
|
uaudio_mixer_add_mixer(sc, iot, i);
|
|
break;
|
|
|
|
case UDESCSUB_AC_SELECTOR:
|
|
uaudio_mixer_add_selector(sc, iot, i);
|
|
break;
|
|
|
|
case UDESCSUB_AC_FEATURE:
|
|
uaudio_mixer_add_feature(sc, iot, i);
|
|
break;
|
|
|
|
case UDESCSUB_AC_PROCESSING:
|
|
uaudio_mixer_add_processing(sc, iot, i);
|
|
break;
|
|
|
|
case UDESCSUB_AC_EXTENSION:
|
|
uaudio_mixer_add_extension(sc, iot, i);
|
|
break;
|
|
|
|
default:
|
|
DPRINTF("bad AC desc subtype=0x%02x\n",
|
|
dp->bDescriptorSubtype);
|
|
break;
|
|
}
|
|
|
|
} while (i--);
|
|
|
|
done:
|
|
free(iot, M_TEMP);
|
|
}
|
|
|
|
static int
|
|
uaudio_mixer_get(struct usb_device *udev, uint16_t audio_rev,
|
|
uint8_t what, struct uaudio_mixer_node *mc)
|
|
{
|
|
struct usb_device_request req;
|
|
int val;
|
|
uint8_t data[2 + (2 * 3)];
|
|
usb_error_t err;
|
|
|
|
if (mc->wValue[0] == -1)
|
|
return (0);
|
|
|
|
if (audio_rev >= UAUDIO_VERSION_30)
|
|
return (0);
|
|
else if (audio_rev >= UAUDIO_VERSION_20) {
|
|
if (what == GET_CUR) {
|
|
req.bRequest = UA20_CS_CUR;
|
|
USETW(req.wLength, 2);
|
|
} else {
|
|
req.bRequest = UA20_CS_RANGE;
|
|
USETW(req.wLength, 8);
|
|
}
|
|
} else {
|
|
uint16_t len = MIX_SIZE(mc->type);
|
|
|
|
req.bRequest = what;
|
|
USETW(req.wLength, len);
|
|
}
|
|
|
|
req.bmRequestType = UT_READ_CLASS_INTERFACE;
|
|
USETW(req.wValue, mc->wValue[0]);
|
|
USETW(req.wIndex, mc->wIndex);
|
|
|
|
memset(data, 0, sizeof(data));
|
|
|
|
err = usbd_do_request(udev, NULL, &req, data);
|
|
if (err) {
|
|
DPRINTF("err=%s\n", usbd_errstr(err));
|
|
return (0);
|
|
}
|
|
|
|
if (audio_rev >= UAUDIO_VERSION_30) {
|
|
val = 0;
|
|
} else if (audio_rev >= UAUDIO_VERSION_20) {
|
|
switch (what) {
|
|
case GET_CUR:
|
|
val = (data[0] | (data[1] << 8));
|
|
break;
|
|
case GET_MIN:
|
|
val = (data[2] | (data[3] << 8));
|
|
break;
|
|
case GET_MAX:
|
|
val = (data[4] | (data[5] << 8));
|
|
break;
|
|
case GET_RES:
|
|
val = (data[6] | (data[7] << 8));
|
|
break;
|
|
default:
|
|
val = 0;
|
|
break;
|
|
}
|
|
} else {
|
|
val = (data[0] | (data[1] << 8));
|
|
}
|
|
|
|
if (what == GET_CUR || what == GET_MIN || what == GET_MAX)
|
|
val = uaudio_mixer_signext(mc->type, val);
|
|
|
|
DPRINTFN(3, "val=%d\n", val);
|
|
|
|
return (val);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_write_cfg_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct usb_device_request req;
|
|
struct uaudio_softc *sc = usbd_xfer_softc(xfer);
|
|
struct uaudio_mixer_node *mc = sc->sc_mixer_curr;
|
|
struct usb_page_cache *pc;
|
|
uint16_t len;
|
|
uint8_t repeat = 1;
|
|
uint8_t update;
|
|
uint8_t chan;
|
|
uint8_t buf[2];
|
|
|
|
DPRINTF("\n");
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
tr_transferred:
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
|
|
if (mc == NULL) {
|
|
mc = sc->sc_mixer_root;
|
|
sc->sc_mixer_curr = mc;
|
|
sc->sc_mixer_chan = 0;
|
|
repeat = 0;
|
|
}
|
|
while (mc) {
|
|
while (sc->sc_mixer_chan < mc->nchan) {
|
|
|
|
chan = sc->sc_mixer_chan;
|
|
|
|
sc->sc_mixer_chan++;
|
|
|
|
update = ((mc->update[chan / 8] & (1 << (chan % 8))) &&
|
|
(mc->wValue[chan] != -1));
|
|
|
|
mc->update[chan / 8] &= ~(1 << (chan % 8));
|
|
|
|
if (update) {
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
USETW(req.wValue, mc->wValue[chan]);
|
|
USETW(req.wIndex, mc->wIndex);
|
|
|
|
if (sc->sc_audio_rev >= UAUDIO_VERSION_30) {
|
|
return;
|
|
} else if (sc->sc_audio_rev >= UAUDIO_VERSION_20) {
|
|
len = 2;
|
|
req.bRequest = UA20_CS_CUR;
|
|
USETW(req.wLength, len);
|
|
} else {
|
|
len = MIX_SIZE(mc->type);
|
|
req.bRequest = SET_CUR;
|
|
USETW(req.wLength, len);
|
|
}
|
|
|
|
buf[0] = (mc->wData[chan] & 0xFF);
|
|
buf[1] = (mc->wData[chan] >> 8) & 0xFF;
|
|
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_in(pc, 0, &req, sizeof(req));
|
|
pc = usbd_xfer_get_frame(xfer, 1);
|
|
usbd_copy_in(pc, 0, buf, len);
|
|
|
|
usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
|
|
usbd_xfer_set_frame_len(xfer, 1, len);
|
|
usbd_xfer_set_frames(xfer, len ? 2 : 1);
|
|
usbd_transfer_submit(xfer);
|
|
return;
|
|
}
|
|
}
|
|
|
|
mc = mc->next;
|
|
sc->sc_mixer_curr = mc;
|
|
sc->sc_mixer_chan = 0;
|
|
}
|
|
|
|
if (repeat) {
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF("error=%s\n", usbd_errstr(error));
|
|
if (error == USB_ERR_CANCELLED) {
|
|
/* do nothing - we are detaching */
|
|
break;
|
|
}
|
|
goto tr_transferred;
|
|
}
|
|
}
|
|
|
|
static usb_error_t
|
|
uaudio_set_speed(struct usb_device *udev, uint8_t endpt, uint32_t speed)
|
|
{
|
|
struct usb_device_request req;
|
|
uint8_t data[3];
|
|
|
|
DPRINTFN(6, "endpt=%d speed=%u\n", endpt, speed);
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_ENDPOINT;
|
|
req.bRequest = SET_CUR;
|
|
USETW2(req.wValue, SAMPLING_FREQ_CONTROL, 0);
|
|
USETW(req.wIndex, endpt);
|
|
USETW(req.wLength, 3);
|
|
data[0] = speed;
|
|
data[1] = speed >> 8;
|
|
data[2] = speed >> 16;
|
|
|
|
return (usbd_do_request(udev, NULL, &req, data));
|
|
}
|
|
|
|
static usb_error_t
|
|
uaudio20_set_speed(struct usb_device *udev, uint8_t iface_no,
|
|
uint8_t clockid, uint32_t speed)
|
|
{
|
|
struct usb_device_request req;
|
|
uint8_t data[4];
|
|
|
|
DPRINTFN(6, "ifaceno=%d clockid=%d speed=%u\n",
|
|
iface_no, clockid, speed);
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = UA20_CS_CUR;
|
|
USETW2(req.wValue, UA20_CS_SAM_FREQ_CONTROL, 0);
|
|
USETW2(req.wIndex, clockid, iface_no);
|
|
USETW(req.wLength, 4);
|
|
data[0] = speed;
|
|
data[1] = speed >> 8;
|
|
data[2] = speed >> 16;
|
|
data[3] = speed >> 24;
|
|
|
|
return (usbd_do_request(udev, NULL, &req, data));
|
|
}
|
|
|
|
static int
|
|
uaudio_mixer_signext(uint8_t type, int val)
|
|
{
|
|
if (!MIX_UNSIGNED(type)) {
|
|
if (MIX_SIZE(type) == 2) {
|
|
val = (int16_t)val;
|
|
} else {
|
|
val = (int8_t)val;
|
|
}
|
|
}
|
|
return (val);
|
|
}
|
|
|
|
static int
|
|
uaudio_mixer_bsd2value(struct uaudio_mixer_node *mc, int32_t val)
|
|
{
|
|
if (mc->type == MIX_ON_OFF) {
|
|
val = (val != 0);
|
|
} else if (mc->type == MIX_SELECTOR) {
|
|
if ((val < mc->minval) ||
|
|
(val > mc->maxval)) {
|
|
val = mc->minval;
|
|
}
|
|
} else {
|
|
|
|
/* compute actual volume */
|
|
val = (val * mc->mul) / 255;
|
|
|
|
/* add lower offset */
|
|
val = val + mc->minval;
|
|
|
|
/* make sure we don't write a value out of range */
|
|
if (val > mc->maxval)
|
|
val = mc->maxval;
|
|
else if (val < mc->minval)
|
|
val = mc->minval;
|
|
}
|
|
|
|
DPRINTFN(6, "type=0x%03x val=%d min=%d max=%d val=%d\n",
|
|
mc->type, val, mc->minval, mc->maxval, val);
|
|
return (val);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_ctl_set(struct uaudio_softc *sc, struct uaudio_mixer_node *mc,
|
|
uint8_t chan, int32_t val)
|
|
{
|
|
val = uaudio_mixer_bsd2value(mc, val);
|
|
|
|
mc->update[chan / 8] |= (1 << (chan % 8));
|
|
mc->wData[chan] = val;
|
|
|
|
/* start the transfer, if not already started */
|
|
|
|
usbd_transfer_start(sc->sc_mixer_xfer[0]);
|
|
}
|
|
|
|
static void
|
|
uaudio_mixer_init(struct uaudio_softc *sc)
|
|
{
|
|
struct uaudio_mixer_node *mc;
|
|
int32_t i;
|
|
|
|
for (mc = sc->sc_mixer_root; mc;
|
|
mc = mc->next) {
|
|
|
|
if (mc->ctl != SOUND_MIXER_NRDEVICES) {
|
|
/*
|
|
* Set device mask bits. See
|
|
* /usr/include/machine/soundcard.h
|
|
*/
|
|
sc->sc_mix_info |= (1 << mc->ctl);
|
|
}
|
|
if ((mc->ctl == SOUND_MIXER_NRDEVICES) &&
|
|
(mc->type == MIX_SELECTOR)) {
|
|
|
|
for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) {
|
|
if (mc->slctrtype[i - 1] == SOUND_MIXER_NRDEVICES) {
|
|
continue;
|
|
}
|
|
sc->sc_recsrc_info |= 1 << mc->slctrtype[i - 1];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
uaudio_mixer_init_sub(struct uaudio_softc *sc, struct snd_mixer *m)
|
|
{
|
|
DPRINTF("\n");
|
|
|
|
sc->sc_mixer_lock = mixer_get_lock(m);
|
|
sc->sc_mixer_dev = m;
|
|
|
|
if (usbd_transfer_setup(sc->sc_udev, &sc->sc_mixer_iface_index,
|
|
sc->sc_mixer_xfer, uaudio_mixer_config, 1, sc,
|
|
sc->sc_mixer_lock)) {
|
|
DPRINTFN(0, "could not allocate USB "
|
|
"transfer for audio mixer!\n");
|
|
return (ENOMEM);
|
|
}
|
|
if (!(sc->sc_mix_info & SOUND_MASK_VOLUME)) {
|
|
mix_setparentchild(m, SOUND_MIXER_VOLUME, SOUND_MASK_PCM);
|
|
mix_setrealdev(m, SOUND_MIXER_VOLUME, SOUND_MIXER_NONE);
|
|
}
|
|
mix_setdevs(m, sc->sc_mix_info);
|
|
mix_setrecdevs(m, sc->sc_recsrc_info);
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
uaudio_mixer_uninit_sub(struct uaudio_softc *sc)
|
|
{
|
|
DPRINTF("\n");
|
|
|
|
usbd_transfer_unsetup(sc->sc_mixer_xfer, 1);
|
|
|
|
sc->sc_mixer_lock = NULL;
|
|
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
uaudio_mixer_set(struct uaudio_softc *sc, unsigned type,
|
|
unsigned left, unsigned right)
|
|
{
|
|
struct uaudio_mixer_node *mc;
|
|
int chan;
|
|
|
|
for (mc = sc->sc_mixer_root; mc != NULL; mc = mc->next) {
|
|
|
|
if (mc->ctl == type) {
|
|
for (chan = 0; chan < mc->nchan; chan++) {
|
|
uaudio_mixer_ctl_set(sc, mc, chan,
|
|
(int)((chan == 0 ? left : right) *
|
|
255) / 100);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
uint32_t
|
|
uaudio_mixer_setrecsrc(struct uaudio_softc *sc, uint32_t src)
|
|
{
|
|
struct uaudio_mixer_node *mc;
|
|
uint32_t mask;
|
|
uint32_t temp;
|
|
int32_t i;
|
|
|
|
for (mc = sc->sc_mixer_root; mc;
|
|
mc = mc->next) {
|
|
|
|
if ((mc->ctl == SOUND_MIXER_NRDEVICES) &&
|
|
(mc->type == MIX_SELECTOR)) {
|
|
|
|
/* compute selector mask */
|
|
|
|
mask = 0;
|
|
for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) {
|
|
mask |= (1 << mc->slctrtype[i - 1]);
|
|
}
|
|
|
|
temp = mask & src;
|
|
if (temp == 0) {
|
|
continue;
|
|
}
|
|
/* find the first set bit */
|
|
temp = (-temp) & temp;
|
|
|
|
/* update "src" */
|
|
src &= ~mask;
|
|
src |= temp;
|
|
|
|
for (i = mc->minval; (i > 0) && (i <= mc->maxval); i++) {
|
|
if (temp != (1 << mc->slctrtype[i - 1])) {
|
|
continue;
|
|
}
|
|
uaudio_mixer_ctl_set(sc, mc, 0, i);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return (src);
|
|
}
|
|
|
|
/*========================================================================*
|
|
* MIDI support routines
|
|
*========================================================================*/
|
|
|
|
static void
|
|
umidi_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct umidi_chan *chan = usbd_xfer_softc(xfer);
|
|
struct umidi_sub_chan *sub;
|
|
struct usb_page_cache *pc;
|
|
uint8_t buf[4];
|
|
uint8_t cmd_len;
|
|
uint8_t cn;
|
|
uint16_t pos;
|
|
int actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
|
|
DPRINTF("actlen=%d bytes\n", actlen);
|
|
|
|
pos = 0;
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
|
|
while (actlen >= 4) {
|
|
|
|
/* copy out the MIDI data */
|
|
usbd_copy_out(pc, pos, buf, 4);
|
|
/* command length */
|
|
cmd_len = umidi_cmd_to_len[buf[0] & 0xF];
|
|
/* cable number */
|
|
cn = buf[0] >> 4;
|
|
/*
|
|
* Lookup sub-channel. The index is range
|
|
* checked below.
|
|
*/
|
|
sub = &chan->sub[cn];
|
|
|
|
if ((cmd_len != 0) && (cn < chan->max_emb_jack) &&
|
|
(sub->read_open != 0)) {
|
|
|
|
/* Send data to the application */
|
|
usb_fifo_put_data_linear(
|
|
sub->fifo.fp[USB_FIFO_RX],
|
|
buf + 1, cmd_len, 1);
|
|
}
|
|
actlen -= 4;
|
|
pos += 4;
|
|
}
|
|
|
|
case USB_ST_SETUP:
|
|
DPRINTF("start\n");
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default:
|
|
DPRINTF("error=%s\n", usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* The following statemachine, that converts MIDI commands to
|
|
* USB MIDI packets, derives from Linux's usbmidi.c, which
|
|
* was written by "Clemens Ladisch":
|
|
*
|
|
* Returns:
|
|
* 0: No command
|
|
* Else: Command is complete
|
|
*/
|
|
static uint8_t
|
|
umidi_convert_to_usb(struct umidi_sub_chan *sub, uint8_t cn, uint8_t b)
|
|
{
|
|
uint8_t p0 = (cn << 4);
|
|
|
|
if (b >= 0xf8) {
|
|
sub->temp_0[0] = p0 | 0x0f;
|
|
sub->temp_0[1] = b;
|
|
sub->temp_0[2] = 0;
|
|
sub->temp_0[3] = 0;
|
|
sub->temp_cmd = sub->temp_0;
|
|
return (1);
|
|
|
|
} else if (b >= 0xf0) {
|
|
switch (b) {
|
|
case 0xf0: /* system exclusive begin */
|
|
sub->temp_1[1] = b;
|
|
sub->state = UMIDI_ST_SYSEX_1;
|
|
break;
|
|
case 0xf1: /* MIDI time code */
|
|
case 0xf3: /* song select */
|
|
sub->temp_1[1] = b;
|
|
sub->state = UMIDI_ST_1PARAM;
|
|
break;
|
|
case 0xf2: /* song position pointer */
|
|
sub->temp_1[1] = b;
|
|
sub->state = UMIDI_ST_2PARAM_1;
|
|
break;
|
|
case 0xf4: /* unknown */
|
|
case 0xf5: /* unknown */
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
break;
|
|
case 0xf6: /* tune request */
|
|
sub->temp_1[0] = p0 | 0x05;
|
|
sub->temp_1[1] = 0xf6;
|
|
sub->temp_1[2] = 0;
|
|
sub->temp_1[3] = 0;
|
|
sub->temp_cmd = sub->temp_1;
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
return (1);
|
|
|
|
case 0xf7: /* system exclusive end */
|
|
switch (sub->state) {
|
|
case UMIDI_ST_SYSEX_0:
|
|
sub->temp_1[0] = p0 | 0x05;
|
|
sub->temp_1[1] = 0xf7;
|
|
sub->temp_1[2] = 0;
|
|
sub->temp_1[3] = 0;
|
|
sub->temp_cmd = sub->temp_1;
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
return (1);
|
|
case UMIDI_ST_SYSEX_1:
|
|
sub->temp_1[0] = p0 | 0x06;
|
|
sub->temp_1[2] = 0xf7;
|
|
sub->temp_1[3] = 0;
|
|
sub->temp_cmd = sub->temp_1;
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
return (1);
|
|
case UMIDI_ST_SYSEX_2:
|
|
sub->temp_1[0] = p0 | 0x07;
|
|
sub->temp_1[3] = 0xf7;
|
|
sub->temp_cmd = sub->temp_1;
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
return (1);
|
|
}
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
break;
|
|
}
|
|
} else if (b >= 0x80) {
|
|
sub->temp_1[1] = b;
|
|
if ((b >= 0xc0) && (b <= 0xdf)) {
|
|
sub->state = UMIDI_ST_1PARAM;
|
|
} else {
|
|
sub->state = UMIDI_ST_2PARAM_1;
|
|
}
|
|
} else { /* b < 0x80 */
|
|
switch (sub->state) {
|
|
case UMIDI_ST_1PARAM:
|
|
if (sub->temp_1[1] < 0xf0) {
|
|
p0 |= sub->temp_1[1] >> 4;
|
|
} else {
|
|
p0 |= 0x02;
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
}
|
|
sub->temp_1[0] = p0;
|
|
sub->temp_1[2] = b;
|
|
sub->temp_1[3] = 0;
|
|
sub->temp_cmd = sub->temp_1;
|
|
return (1);
|
|
case UMIDI_ST_2PARAM_1:
|
|
sub->temp_1[2] = b;
|
|
sub->state = UMIDI_ST_2PARAM_2;
|
|
break;
|
|
case UMIDI_ST_2PARAM_2:
|
|
if (sub->temp_1[1] < 0xf0) {
|
|
p0 |= sub->temp_1[1] >> 4;
|
|
sub->state = UMIDI_ST_2PARAM_1;
|
|
} else {
|
|
p0 |= 0x03;
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
}
|
|
sub->temp_1[0] = p0;
|
|
sub->temp_1[3] = b;
|
|
sub->temp_cmd = sub->temp_1;
|
|
return (1);
|
|
case UMIDI_ST_SYSEX_0:
|
|
sub->temp_1[1] = b;
|
|
sub->state = UMIDI_ST_SYSEX_1;
|
|
break;
|
|
case UMIDI_ST_SYSEX_1:
|
|
sub->temp_1[2] = b;
|
|
sub->state = UMIDI_ST_SYSEX_2;
|
|
break;
|
|
case UMIDI_ST_SYSEX_2:
|
|
sub->temp_1[0] = p0 | 0x04;
|
|
sub->temp_1[3] = b;
|
|
sub->temp_cmd = sub->temp_1;
|
|
sub->state = UMIDI_ST_SYSEX_0;
|
|
return (1);
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
umidi_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct umidi_chan *chan = usbd_xfer_softc(xfer);
|
|
struct umidi_sub_chan *sub;
|
|
struct usb_page_cache *pc;
|
|
uint32_t actlen;
|
|
uint16_t nframes;
|
|
uint8_t buf;
|
|
uint8_t start_cable;
|
|
uint8_t tr_any;
|
|
int len;
|
|
|
|
usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
|
|
|
|
/*
|
|
* NOTE: Some MIDI devices only accept 4 bytes of data per
|
|
* short terminated USB transfer.
|
|
*/
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTF("actlen=%d bytes\n", len);
|
|
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
DPRINTF("start\n");
|
|
|
|
nframes = 0; /* reset */
|
|
start_cable = chan->curr_cable;
|
|
tr_any = 0;
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
|
|
while (1) {
|
|
|
|
/* round robin de-queueing */
|
|
|
|
sub = &chan->sub[chan->curr_cable];
|
|
|
|
if (sub->write_open) {
|
|
usb_fifo_get_data_linear(sub->fifo.fp[USB_FIFO_TX],
|
|
&buf, 1, &actlen, 0);
|
|
} else {
|
|
actlen = 0;
|
|
}
|
|
|
|
if (actlen) {
|
|
|
|
tr_any = 1;
|
|
|
|
DPRINTF("byte=0x%02x from FIFO %u\n", buf,
|
|
(unsigned int)chan->curr_cable);
|
|
|
|
if (umidi_convert_to_usb(sub, chan->curr_cable, buf)) {
|
|
|
|
DPRINTF("sub=0x%02x 0x%02x 0x%02x 0x%02x\n",
|
|
sub->temp_cmd[0], sub->temp_cmd[1],
|
|
sub->temp_cmd[2], sub->temp_cmd[3]);
|
|
|
|
usbd_copy_in(pc, nframes * 4, sub->temp_cmd, 4);
|
|
|
|
nframes++;
|
|
|
|
if ((nframes >= UMIDI_TX_FRAMES) || (chan->single_command != 0))
|
|
break;
|
|
} else {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
chan->curr_cable++;
|
|
if (chan->curr_cable >= chan->max_emb_jack)
|
|
chan->curr_cable = 0;
|
|
|
|
if (chan->curr_cable == start_cable) {
|
|
if (tr_any == 0)
|
|
break;
|
|
tr_any = 0;
|
|
}
|
|
}
|
|
|
|
if (nframes != 0) {
|
|
DPRINTF("Transferring %d frames\n", (int)nframes);
|
|
usbd_xfer_set_frame_len(xfer, 0, 4 * nframes);
|
|
usbd_transfer_submit(xfer);
|
|
}
|
|
break;
|
|
|
|
default: /* Error */
|
|
|
|
DPRINTF("error=%s\n", usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static struct umidi_sub_chan *
|
|
umidi_sub_by_fifo(struct usb_fifo *fifo)
|
|
{
|
|
struct umidi_chan *chan = usb_fifo_softc(fifo);
|
|
struct umidi_sub_chan *sub;
|
|
uint32_t n;
|
|
|
|
for (n = 0; n < UMIDI_EMB_JACK_MAX; n++) {
|
|
sub = &chan->sub[n];
|
|
if ((sub->fifo.fp[USB_FIFO_RX] == fifo) ||
|
|
(sub->fifo.fp[USB_FIFO_TX] == fifo)) {
|
|
return (sub);
|
|
}
|
|
}
|
|
|
|
panic("%s:%d cannot find usb_fifo!\n",
|
|
__FILE__, __LINE__);
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
static void
|
|
umidi_start_read(struct usb_fifo *fifo)
|
|
{
|
|
struct umidi_chan *chan = usb_fifo_softc(fifo);
|
|
|
|
usbd_transfer_start(chan->xfer[UMIDI_RX_TRANSFER]);
|
|
}
|
|
|
|
static void
|
|
umidi_stop_read(struct usb_fifo *fifo)
|
|
{
|
|
struct umidi_chan *chan = usb_fifo_softc(fifo);
|
|
struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo);
|
|
|
|
DPRINTF("\n");
|
|
|
|
sub->read_open = 0;
|
|
|
|
if (--(chan->read_open_refcount) == 0) {
|
|
/*
|
|
* XXX don't stop the read transfer here, hence that causes
|
|
* problems with some MIDI adapters
|
|
*/
|
|
DPRINTF("(stopping read transfer)\n");
|
|
}
|
|
}
|
|
|
|
static void
|
|
umidi_start_write(struct usb_fifo *fifo)
|
|
{
|
|
struct umidi_chan *chan = usb_fifo_softc(fifo);
|
|
|
|
usbd_transfer_start(chan->xfer[UMIDI_TX_TRANSFER]);
|
|
}
|
|
|
|
static void
|
|
umidi_stop_write(struct usb_fifo *fifo)
|
|
{
|
|
struct umidi_chan *chan = usb_fifo_softc(fifo);
|
|
struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo);
|
|
|
|
DPRINTF("\n");
|
|
|
|
sub->write_open = 0;
|
|
|
|
if (--(chan->write_open_refcount) == 0) {
|
|
DPRINTF("(stopping write transfer)\n");
|
|
usbd_transfer_stop(chan->xfer[UMIDI_TX_TRANSFER]);
|
|
}
|
|
}
|
|
|
|
static int
|
|
umidi_open(struct usb_fifo *fifo, int fflags)
|
|
{
|
|
struct umidi_chan *chan = usb_fifo_softc(fifo);
|
|
struct umidi_sub_chan *sub = umidi_sub_by_fifo(fifo);
|
|
|
|
if (fflags & FREAD) {
|
|
if (usb_fifo_alloc_buffer(fifo, 4, (1024 / 4))) {
|
|
return (ENOMEM);
|
|
}
|
|
mtx_lock(&chan->mtx);
|
|
chan->read_open_refcount++;
|
|
sub->read_open = 1;
|
|
mtx_unlock(&chan->mtx);
|
|
}
|
|
if (fflags & FWRITE) {
|
|
if (usb_fifo_alloc_buffer(fifo, 32, (1024 / 32))) {
|
|
return (ENOMEM);
|
|
}
|
|
/* clear stall first */
|
|
mtx_lock(&chan->mtx);
|
|
chan->write_open_refcount++;
|
|
sub->write_open = 1;
|
|
|
|
/* reset */
|
|
sub->state = UMIDI_ST_UNKNOWN;
|
|
mtx_unlock(&chan->mtx);
|
|
}
|
|
return (0); /* success */
|
|
}
|
|
|
|
static void
|
|
umidi_close(struct usb_fifo *fifo, int fflags)
|
|
{
|
|
if (fflags & FREAD) {
|
|
usb_fifo_free_buffer(fifo);
|
|
}
|
|
if (fflags & FWRITE) {
|
|
usb_fifo_free_buffer(fifo);
|
|
}
|
|
}
|
|
|
|
|
|
static int
|
|
umidi_ioctl(struct usb_fifo *fifo, u_long cmd, void *data,
|
|
int fflags)
|
|
{
|
|
return (ENODEV);
|
|
}
|
|
|
|
static void
|
|
umidi_init(device_t dev)
|
|
{
|
|
struct uaudio_softc *sc = device_get_softc(dev);
|
|
struct umidi_chan *chan = &sc->sc_midi_chan;
|
|
|
|
mtx_init(&chan->mtx, "umidi lock", NULL, MTX_DEF | MTX_RECURSE);
|
|
}
|
|
|
|
static struct usb_fifo_methods umidi_fifo_methods = {
|
|
.f_start_read = &umidi_start_read,
|
|
.f_start_write = &umidi_start_write,
|
|
.f_stop_read = &umidi_stop_read,
|
|
.f_stop_write = &umidi_stop_write,
|
|
.f_open = &umidi_open,
|
|
.f_close = &umidi_close,
|
|
.f_ioctl = &umidi_ioctl,
|
|
.basename[0] = "umidi",
|
|
};
|
|
|
|
static int
|
|
umidi_probe(device_t dev)
|
|
{
|
|
struct uaudio_softc *sc = device_get_softc(dev);
|
|
struct usb_attach_arg *uaa = device_get_ivars(dev);
|
|
struct umidi_chan *chan = &sc->sc_midi_chan;
|
|
struct umidi_sub_chan *sub;
|
|
int unit = device_get_unit(dev);
|
|
int error;
|
|
uint32_t n;
|
|
|
|
if (usb_test_quirk(uaa, UQ_SINGLE_CMD_MIDI))
|
|
chan->single_command = 1;
|
|
|
|
if (usbd_set_alt_interface_index(sc->sc_udev, chan->iface_index,
|
|
chan->iface_alt_index)) {
|
|
DPRINTF("setting of alternate index failed!\n");
|
|
goto detach;
|
|
}
|
|
usbd_set_parent_iface(sc->sc_udev, chan->iface_index,
|
|
sc->sc_mixer_iface_index);
|
|
|
|
error = usbd_transfer_setup(uaa->device, &chan->iface_index,
|
|
chan->xfer, umidi_config, UMIDI_N_TRANSFER,
|
|
chan, &chan->mtx);
|
|
if (error) {
|
|
DPRINTF("error=%s\n", usbd_errstr(error));
|
|
goto detach;
|
|
}
|
|
|
|
/*
|
|
* Some USB MIDI device makers couldn't resist using
|
|
* wMaxPacketSize = 4 for RX and TX BULK endpoints, although
|
|
* that size is an unsupported value for FULL speed BULK
|
|
* endpoints. The same applies to some HIGH speed MIDI devices
|
|
* which are using a wMaxPacketSize different from 512 bytes.
|
|
*
|
|
* Refer to section 5.8.3 in USB 2.0 PDF: Cite: "All Host
|
|
* Controllers are required to have support for 8-, 16-, 32-,
|
|
* and 64-byte maximum packet sizes for full-speed bulk
|
|
* endpoints and 512 bytes for high-speed bulk endpoints."
|
|
*/
|
|
if (usbd_xfer_maxp_was_clamped(chan->xfer[UMIDI_TX_TRANSFER]))
|
|
chan->single_command = 1;
|
|
|
|
if (chan->single_command != 0)
|
|
device_printf(dev, "Single command MIDI quirk enabled\n");
|
|
|
|
if ((chan->max_emb_jack == 0) ||
|
|
(chan->max_emb_jack > UMIDI_EMB_JACK_MAX)) {
|
|
chan->max_emb_jack = UMIDI_EMB_JACK_MAX;
|
|
}
|
|
|
|
for (n = 0; n < chan->max_emb_jack; n++) {
|
|
|
|
sub = &chan->sub[n];
|
|
|
|
error = usb_fifo_attach(sc->sc_udev, chan, &chan->mtx,
|
|
&umidi_fifo_methods, &sub->fifo, unit, n,
|
|
chan->iface_index,
|
|
UID_ROOT, GID_OPERATOR, 0644);
|
|
if (error) {
|
|
goto detach;
|
|
}
|
|
}
|
|
|
|
mtx_lock(&chan->mtx);
|
|
|
|
/*
|
|
* NOTE: At least one device will not work properly unless the
|
|
* BULK IN pipe is open all the time. This might have to do
|
|
* about that the internal queues of the device overflow if we
|
|
* don't read them regularly.
|
|
*/
|
|
usbd_transfer_start(chan->xfer[UMIDI_RX_TRANSFER]);
|
|
|
|
mtx_unlock(&chan->mtx);
|
|
|
|
return (0); /* success */
|
|
|
|
detach:
|
|
return (ENXIO); /* failure */
|
|
}
|
|
|
|
static int
|
|
umidi_detach(device_t dev)
|
|
{
|
|
struct uaudio_softc *sc = device_get_softc(dev);
|
|
struct umidi_chan *chan = &sc->sc_midi_chan;
|
|
uint32_t n;
|
|
|
|
for (n = 0; n < UMIDI_EMB_JACK_MAX; n++)
|
|
usb_fifo_detach(&chan->sub[n].fifo);
|
|
|
|
mtx_lock(&chan->mtx);
|
|
|
|
usbd_transfer_stop(chan->xfer[UMIDI_RX_TRANSFER]);
|
|
|
|
mtx_unlock(&chan->mtx);
|
|
|
|
usbd_transfer_unsetup(chan->xfer, UMIDI_N_TRANSFER);
|
|
|
|
mtx_destroy(&chan->mtx);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
uaudio_hid_rx_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct uaudio_softc *sc = usbd_xfer_softc(xfer);
|
|
const uint8_t *buffer = usbd_xfer_get_frame_buffer(xfer, 0);
|
|
struct snd_mixer *m;
|
|
uint8_t id;
|
|
int actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTF("actlen=%d\n", actlen);
|
|
|
|
if (actlen != 0 &&
|
|
(sc->sc_hid.flags & UAUDIO_HID_HAS_ID)) {
|
|
id = *buffer;
|
|
buffer++;
|
|
actlen--;
|
|
} else {
|
|
id = 0;
|
|
}
|
|
|
|
m = sc->sc_mixer_dev;
|
|
|
|
if ((sc->sc_hid.flags & UAUDIO_HID_HAS_MUTE) &&
|
|
(sc->sc_hid.mute_id == id) &&
|
|
hid_get_data(buffer, actlen,
|
|
&sc->sc_hid.mute_loc)) {
|
|
|
|
DPRINTF("Mute toggle\n");
|
|
|
|
mixer_hwvol_mute_locked(m);
|
|
}
|
|
|
|
if ((sc->sc_hid.flags & UAUDIO_HID_HAS_VOLUME_UP) &&
|
|
(sc->sc_hid.volume_up_id == id) &&
|
|
hid_get_data(buffer, actlen,
|
|
&sc->sc_hid.volume_up_loc)) {
|
|
|
|
DPRINTF("Volume Up\n");
|
|
|
|
mixer_hwvol_step_locked(m, 1, 1);
|
|
}
|
|
|
|
if ((sc->sc_hid.flags & UAUDIO_HID_HAS_VOLUME_DOWN) &&
|
|
(sc->sc_hid.volume_down_id == id) &&
|
|
hid_get_data(buffer, actlen,
|
|
&sc->sc_hid.volume_down_loc)) {
|
|
|
|
DPRINTF("Volume Down\n");
|
|
|
|
mixer_hwvol_step_locked(m, -1, -1);
|
|
}
|
|
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
/* check if we can put more data into the FIFO */
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
|
|
DPRINTF("error=%s\n", usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int
|
|
uaudio_hid_probe(struct uaudio_softc *sc,
|
|
struct usb_attach_arg *uaa)
|
|
{
|
|
void *d_ptr;
|
|
uint32_t flags;
|
|
uint16_t d_len;
|
|
uint8_t id;
|
|
int error;
|
|
|
|
if (!(sc->sc_hid.flags & UAUDIO_HID_VALID))
|
|
return (-1);
|
|
|
|
if (sc->sc_mixer_lock == NULL)
|
|
return (-1);
|
|
|
|
/* Get HID descriptor */
|
|
error = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr,
|
|
&d_len, M_TEMP, sc->sc_hid.iface_index);
|
|
|
|
if (error) {
|
|
DPRINTF("error reading report description\n");
|
|
return (-1);
|
|
}
|
|
|
|
/* check if there is an ID byte */
|
|
hid_report_size(d_ptr, d_len, hid_input, &id);
|
|
|
|
if (id != 0)
|
|
sc->sc_hid.flags |= UAUDIO_HID_HAS_ID;
|
|
|
|
if (hid_locate(d_ptr, d_len,
|
|
HID_USAGE2(HUP_CONSUMER, 0xE9 /* Volume Increment */),
|
|
hid_input, 0, &sc->sc_hid.volume_up_loc, &flags,
|
|
&sc->sc_hid.volume_up_id)) {
|
|
if (flags & HIO_VARIABLE)
|
|
sc->sc_hid.flags |= UAUDIO_HID_HAS_VOLUME_UP;
|
|
DPRINTFN(1, "Found Volume Up key\n");
|
|
}
|
|
|
|
if (hid_locate(d_ptr, d_len,
|
|
HID_USAGE2(HUP_CONSUMER, 0xEA /* Volume Decrement */),
|
|
hid_input, 0, &sc->sc_hid.volume_down_loc, &flags,
|
|
&sc->sc_hid.volume_down_id)) {
|
|
if (flags & HIO_VARIABLE)
|
|
sc->sc_hid.flags |= UAUDIO_HID_HAS_VOLUME_DOWN;
|
|
DPRINTFN(1, "Found Volume Down key\n");
|
|
}
|
|
|
|
if (hid_locate(d_ptr, d_len,
|
|
HID_USAGE2(HUP_CONSUMER, 0xE2 /* Mute */),
|
|
hid_input, 0, &sc->sc_hid.mute_loc, &flags,
|
|
&sc->sc_hid.mute_id)) {
|
|
if (flags & HIO_VARIABLE)
|
|
sc->sc_hid.flags |= UAUDIO_HID_HAS_MUTE;
|
|
DPRINTFN(1, "Found Mute key\n");
|
|
}
|
|
|
|
free(d_ptr, M_TEMP);
|
|
|
|
if (!(sc->sc_hid.flags & (UAUDIO_HID_HAS_VOLUME_UP |
|
|
UAUDIO_HID_HAS_VOLUME_DOWN |
|
|
UAUDIO_HID_HAS_MUTE))) {
|
|
DPRINTFN(1, "Did not find any volume related keys\n");
|
|
return (-1);
|
|
}
|
|
|
|
/* prevent the uhid driver from attaching */
|
|
usbd_set_parent_iface(uaa->device, sc->sc_hid.iface_index,
|
|
sc->sc_mixer_iface_index);
|
|
|
|
/* allocate USB transfers */
|
|
error = usbd_transfer_setup(uaa->device, &sc->sc_hid.iface_index,
|
|
sc->sc_hid.xfer, uaudio_hid_config, UAUDIO_HID_N_TRANSFER,
|
|
sc, sc->sc_mixer_lock);
|
|
if (error) {
|
|
DPRINTF("error=%s\n", usbd_errstr(error));
|
|
return (-1);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
uaudio_hid_detach(struct uaudio_softc *sc)
|
|
{
|
|
usbd_transfer_unsetup(sc->sc_hid.xfer, UAUDIO_HID_N_TRANSFER);
|
|
}
|
|
|
|
DRIVER_MODULE_ORDERED(uaudio, uhub, uaudio_driver, uaudio_devclass, NULL, 0, SI_ORDER_ANY);
|
|
MODULE_DEPEND(uaudio, usb, 1, 1, 1);
|
|
MODULE_DEPEND(uaudio, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
|
|
MODULE_VERSION(uaudio, 1);
|