This file is part of PulseAudio.
Copyright 2008-2009 Joao Paulo Rechi Vita
+ Copyright 2011-2012 BMW Car IT GmbH.
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
#include <string.h>
#include <errno.h>
-#include <poll.h>
-#include <sys/ioctl.h>
#include <linux/sockios.h>
#include <arpa/inet.h>
-#include <pulse/i18n.h>
#include <pulse/rtclock.h>
#include <pulse/sample.h>
#include <pulse/timeval.h>
#include <pulse/xmalloc.h>
+#include <pulsecore/i18n.h>
#include <pulsecore/module.h>
#include <pulsecore/modargs.h>
#include <pulsecore/core-rtclock.h>
#include <pulsecore/core-util.h>
#include <pulsecore/core-error.h>
+#include <pulsecore/shared.h>
#include <pulsecore/socket-util.h>
#include <pulsecore/thread.h>
#include <pulsecore/thread-mq.h>
+#include <pulsecore/poll.h>
#include <pulsecore/rtpoll.h>
#include <pulsecore/time-smoother.h>
#include <pulsecore/namereg.h>
#include <pulsecore/dbus-shared.h>
-#include <pulsecore/llist.h>
#include "module-bluetooth-device-symdef.h"
#include "ipc.h"
#include "sbc.h"
+#include "a2dp-codecs.h"
#include "rtp.h"
#include "bluetooth-util.h"
-#define MAX_BITPOOL 64
-#define MIN_BITPOOL 2U
+#define BITPOOL_DEC_LIMIT 32
+#define BITPOOL_DEC_STEP 5
+#define HSP_MAX_GAIN 15
PA_MODULE_AUTHOR("Joao Paulo Rechi Vita");
PA_MODULE_DESCRIPTION("Bluetooth audio sink and source");
"rate=<sample rate> "
"channels=<number of channels> "
"path=<device object path> "
- "auto_connect=<automatically connect?>");
-
-/*
-#ifdef NOKIA
+ "auto_connect=<automatically connect?> "
"sco_sink=<SCO over PCM sink name> "
- "sco_source=<SCO over PCM source name>"
-#endif
-*/
+ "sco_source=<SCO over PCM source name>");
/* TODO: not close fd when entering suspend mode in a2dp */
"channels",
"path",
"auto_connect",
-#ifdef NOKIA
"sco_sink",
"sco_source",
-#endif
NULL
};
size_t buffer_size; /* Size of the buffer */
uint16_t seq_num; /* Cumulative packet sequence */
+ uint8_t min_bitpool;
+ uint8_t max_bitpool;
};
struct hsp_info {
pcm_capabilities_t pcm_capabilities;
-#ifdef NOKIA
pa_sink *sco_sink;
+ void (*sco_sink_set_volume)(pa_sink *s);
pa_source *sco_source;
-#endif
+ void (*sco_source_set_volume)(pa_source *s);
pa_hook_slot *sink_state_changed_slot;
pa_hook_slot *source_state_changed_slot;
+ pa_hook_slot *nrec_changed_slot;
};
+struct bluetooth_msg {
+ pa_msgobject parent;
+ pa_card *card;
+};
+
+typedef struct bluetooth_msg bluetooth_msg;
+PA_DEFINE_PRIVATE_CLASS(bluetooth_msg, pa_msgobject);
+#define BLUETOOTH_MSG(o) (bluetooth_msg_cast(o))
+
struct userdata {
pa_core *core;
pa_module *module;
pa_rtpoll *rtpoll;
pa_rtpoll_item *rtpoll_item;
pa_thread *thread;
+ bluetooth_msg *msg;
uint64_t read_index, write_index;
pa_usec_t started_at;
pa_sample_spec sample_spec, requested_sample_spec;
- int service_fd;
int stream_fd;
- size_t link_mtu;
- size_t block_size;
+ size_t read_link_mtu;
+ size_t read_block_size;
+
+ size_t write_link_mtu;
+ size_t write_block_size;
struct a2dp_info a2dp;
struct hsp_info hsp;
pa_modargs *modargs;
int stream_write_type;
- int service_write_type, service_read_type;
pa_bool_t filter_added;
};
+enum {
+ BLUETOOTH_MESSAGE_IO_THREAD_FAILED,
+ BLUETOOTH_MESSAGE_MAX
+};
+
#define FIXED_LATENCY_PLAYBACK_A2DP (25*PA_USEC_PER_MSEC)
#define FIXED_LATENCY_RECORD_A2DP (25*PA_USEC_PER_MSEC)
#define FIXED_LATENCY_PLAYBACK_HSP (125*PA_USEC_PER_MSEC)
#define MAX_PLAYBACK_CATCH_UP_USEC (100*PA_USEC_PER_MSEC)
-#ifdef NOKIA
#define USE_SCO_OVER_PCM(u) (u->profile == PROFILE_HSP && (u->hsp.sco_sink && u->hsp.sco_source))
-#endif
-static int init_bt(struct userdata *u);
static int init_profile(struct userdata *u);
-static int service_send(struct userdata *u, const bt_audio_msg_header_t *msg) {
- ssize_t r;
-
- pa_assert(u);
- pa_assert(msg);
- pa_assert(msg->length > 0);
-
- if (u->service_fd < 0) {
- pa_log_warn("Service not connected");
- return -1;
- }
-
- pa_log_debug("Sending %s -> %s",
- pa_strnull(bt_audio_strtype(msg->type)),
- pa_strnull(bt_audio_strname(msg->name)));
-
- if ((r = pa_loop_write(u->service_fd, msg, msg->length, &u->service_write_type)) == (ssize_t) msg->length)
- return 0;
-
- if (r < 0)
- pa_log_error("Error sending data to audio service: %s", pa_cstrerror(errno));
- else
- pa_log_error("Short write()");
-
- return -1;
-}
-
-static int service_recv(struct userdata *u, bt_audio_msg_header_t *msg, size_t room) {
- ssize_t r;
+/* from IO thread */
+static void a2dp_set_bitpool(struct userdata *u, uint8_t bitpool)
+{
+ struct a2dp_info *a2dp;
pa_assert(u);
- pa_assert(u->service_fd >= 0);
- pa_assert(msg);
- pa_assert(room >= sizeof(*msg));
- pa_log_debug("Trying to receive message from audio service...");
-
- /* First, read the header */
- if ((r = pa_loop_read(u->service_fd, msg, sizeof(*msg), &u->service_read_type)) != sizeof(*msg))
- goto read_fail;
-
- if (msg->length < sizeof(*msg)) {
- pa_log_error("Invalid message size.");
- return -1;
- }
-
- if (msg->length > room) {
- pa_log_error("Not enough room.");
- return -1;
- }
-
- /* Secondly, read the payload */
- if (msg->length > sizeof(*msg)) {
-
- size_t remains = msg->length - sizeof(*msg);
-
- if ((r = pa_loop_read(u->service_fd,
- (uint8_t*) msg + sizeof(*msg),
- remains,
- &u->service_read_type)) != (ssize_t) remains)
- goto read_fail;
- }
-
- pa_log_debug("Received %s <- %s",
- pa_strnull(bt_audio_strtype(msg->type)),
- pa_strnull(bt_audio_strname(msg->name)));
-
- return 0;
+ a2dp = &u->a2dp;
-read_fail:
+ if (a2dp->sbc.bitpool == bitpool)
+ return;
- if (r < 0)
- pa_log_error("Error receiving data from audio service: %s", pa_cstrerror(errno));
- else
- pa_log_error("Short read()");
+ if (bitpool > a2dp->max_bitpool)
+ bitpool = a2dp->max_bitpool;
+ else if (bitpool < a2dp->min_bitpool)
+ bitpool = a2dp->min_bitpool;
- return -1;
-}
-
-static ssize_t service_expect(struct userdata*u, bt_audio_msg_header_t *rsp, size_t room, uint8_t expected_name, size_t expected_size) {
- int r;
+ a2dp->sbc.bitpool = bitpool;
- pa_assert(u);
- pa_assert(u->service_fd >= 0);
- pa_assert(rsp);
+ a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
+ a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
- if ((r = service_recv(u, rsp, room)) < 0)
- return r;
+ pa_log_debug("Bitpool has changed to %u", a2dp->sbc.bitpool);
- if ((rsp->type != BT_INDICATION && rsp->type != BT_RESPONSE) ||
- rsp->name != expected_name ||
- (expected_size > 0 && rsp->length != expected_size)) {
+ u->read_block_size =
+ (u->read_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / a2dp->frame_length * a2dp->codesize;
- if (rsp->type == BT_ERROR && rsp->length == sizeof(bt_audio_error_t))
- pa_log_error("Received error condition: %s", pa_cstrerror(((bt_audio_error_t*) rsp)->posix_errno));
- else
- pa_log_error("Bogus message %s received while %s was expected",
- pa_strnull(bt_audio_strname(rsp->name)),
- pa_strnull(bt_audio_strname(expected_name)));
- return -1;
- }
+ u->write_block_size =
+ (u->write_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / a2dp->frame_length * a2dp->codesize;
- return 0;
+ pa_sink_set_max_request_within_thread(u->sink, u->write_block_size);
+ pa_sink_set_fixed_latency_within_thread(u->sink,
+ FIXED_LATENCY_PLAYBACK_A2DP + pa_bytes_to_usec(u->write_block_size, &u->sample_spec));
}
-/* Run from main thread */
-static int parse_caps(struct userdata *u, uint8_t seid, const struct bt_get_capabilities_rsp *rsp) {
- uint16_t bytes_left;
- const codec_capabilities_t *codec;
-
- pa_assert(u);
- pa_assert(rsp);
-
- bytes_left = rsp->h.length - sizeof(*rsp);
-
- if (bytes_left < sizeof(codec_capabilities_t)) {
- pa_log_error("Packet too small to store codec information.");
- return -1;
- }
-
- codec = (codec_capabilities_t *) rsp->data; /** ALIGNMENT? **/
-
- pa_log_debug("Payload size is %lu %lu", (unsigned long) bytes_left, (unsigned long) sizeof(*codec));
-
- if (((u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE) && codec->transport != BT_CAPABILITIES_TRANSPORT_A2DP) ||
- ((u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) && codec->transport != BT_CAPABILITIES_TRANSPORT_SCO)) {
- pa_log_error("Got capabilities for wrong codec.");
- return -1;
- }
-
+/* from IO thread, except in SCO over PCM */
+static void bt_transport_config_mtu(struct userdata *u) {
+ /* Calculate block sizes */
if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
-
- if (bytes_left <= 0 || codec->length != sizeof(u->hsp.pcm_capabilities))
- return -1;
-
- pa_assert(codec->type == BT_HFP_CODEC_PCM);
-
- if (codec->configured && seid == 0)
- return codec->seid;
-
- memcpy(&u->hsp.pcm_capabilities, codec, sizeof(u->hsp.pcm_capabilities));
-
- } else if (u->profile == PROFILE_A2DP) {
-
- while (bytes_left > 0) {
- if ((codec->type == BT_A2DP_SBC_SINK) && !codec->lock)
- break;
-
- bytes_left -= codec->length;
- codec = (const codec_capabilities_t*) ((const uint8_t*) codec + codec->length);
- }
-
- if (bytes_left <= 0 || codec->length != sizeof(u->a2dp.sbc_capabilities))
- return -1;
-
- pa_assert(codec->type == BT_A2DP_SBC_SINK);
-
- if (codec->configured && seid == 0)
- return codec->seid;
-
- memcpy(&u->a2dp.sbc_capabilities, codec, sizeof(u->a2dp.sbc_capabilities));
-
- } else if (u->profile == PROFILE_A2DP_SOURCE) {
-
- while (bytes_left > 0) {
- if ((codec->type == BT_A2DP_SBC_SOURCE) && !codec->lock)
- break;
-
- bytes_left -= codec->length;
- codec = (const codec_capabilities_t*) ((const uint8_t*) codec + codec->length);
- }
-
- if (bytes_left <= 0 || codec->length != sizeof(u->a2dp.sbc_capabilities))
- return -1;
-
- pa_assert(codec->type == BT_A2DP_SBC_SOURCE);
-
- if (codec->configured && seid == 0)
- return codec->seid;
-
- memcpy(&u->a2dp.sbc_capabilities, codec, sizeof(u->a2dp.sbc_capabilities));
- }
-
- return 0;
-}
-
-/* Run from main thread */
-static int get_caps(struct userdata *u, uint8_t seid) {
- union {
- struct bt_get_capabilities_req getcaps_req;
- struct bt_get_capabilities_rsp getcaps_rsp;
- bt_audio_error_t error;
- uint8_t buf[BT_SUGGESTED_BUFFER_SIZE];
- } msg;
- int ret;
-
- pa_assert(u);
-
- memset(&msg, 0, sizeof(msg));
- msg.getcaps_req.h.type = BT_REQUEST;
- msg.getcaps_req.h.name = BT_GET_CAPABILITIES;
- msg.getcaps_req.h.length = sizeof(msg.getcaps_req);
- msg.getcaps_req.seid = seid;
-
- pa_strlcpy(msg.getcaps_req.object, u->path, sizeof(msg.getcaps_req.object));
- if (u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE)
- msg.getcaps_req.transport = BT_CAPABILITIES_TRANSPORT_A2DP;
- else {
- pa_assert(u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW);
- msg.getcaps_req.transport = BT_CAPABILITIES_TRANSPORT_SCO;
- }
- msg.getcaps_req.flags = u->auto_connect ? BT_FLAG_AUTOCONNECT : 0;
-
- if (service_send(u, &msg.getcaps_req.h) < 0)
- return -1;
-
- if (service_expect(u, &msg.getcaps_rsp.h, sizeof(msg), BT_GET_CAPABILITIES, 0) < 0)
- return -1;
-
- ret = parse_caps(u, seid, &msg.getcaps_rsp);
- if (ret <= 0)
- return ret;
-
- return get_caps(u, ret);
-}
-
-/* Run from main thread */
-static uint8_t a2dp_default_bitpool(uint8_t freq, uint8_t mode) {
-
- switch (freq) {
- case BT_SBC_SAMPLING_FREQ_16000:
- case BT_SBC_SAMPLING_FREQ_32000:
- return 53;
-
- case BT_SBC_SAMPLING_FREQ_44100:
-
- switch (mode) {
- case BT_A2DP_CHANNEL_MODE_MONO:
- case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
- return 31;
-
- case BT_A2DP_CHANNEL_MODE_STEREO:
- case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
- return 53;
-
- default:
- pa_log_warn("Invalid channel mode %u", mode);
- return 53;
- }
-
- case BT_SBC_SAMPLING_FREQ_48000:
-
- switch (mode) {
- case BT_A2DP_CHANNEL_MODE_MONO:
- case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
- return 29;
-
- case BT_A2DP_CHANNEL_MODE_STEREO:
- case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
- return 51;
-
- default:
- pa_log_warn("Invalid channel mode %u", mode);
- return 51;
- }
-
- default:
- pa_log_warn("Invalid sampling freq %u", freq);
- return 53;
- }
-}
-
-/* Run from main thread */
-static int setup_a2dp(struct userdata *u) {
- sbc_capabilities_t *cap;
- int i;
-
- static const struct {
- uint32_t rate;
- uint8_t cap;
- } freq_table[] = {
- { 16000U, BT_SBC_SAMPLING_FREQ_16000 },
- { 32000U, BT_SBC_SAMPLING_FREQ_32000 },
- { 44100U, BT_SBC_SAMPLING_FREQ_44100 },
- { 48000U, BT_SBC_SAMPLING_FREQ_48000 }
- };
-
- pa_assert(u);
- pa_assert(u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE);
-
- cap = &u->a2dp.sbc_capabilities;
-
- /* Find the lowest freq that is at least as high as the requested
- * sampling rate */
- for (i = 0; (unsigned) i < PA_ELEMENTSOF(freq_table); i++)
- if (freq_table[i].rate >= u->sample_spec.rate && (cap->frequency & freq_table[i].cap)) {
- u->sample_spec.rate = freq_table[i].rate;
- cap->frequency = freq_table[i].cap;
- break;
- }
-
- if ((unsigned) i == PA_ELEMENTSOF(freq_table)) {
- for (--i; i >= 0; i--) {
- if (cap->frequency & freq_table[i].cap) {
- u->sample_spec.rate = freq_table[i].rate;
- cap->frequency = freq_table[i].cap;
- break;
- }
- }
-
- if (i < 0) {
- pa_log("Not suitable sample rate");
- return -1;
- }
- }
-
- pa_assert((unsigned) i < PA_ELEMENTSOF(freq_table));
-
- if (cap->capability.configured)
- return 0;
-
- if (u->sample_spec.channels <= 1) {
- if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_MONO) {
- cap->channel_mode = BT_A2DP_CHANNEL_MODE_MONO;
- u->sample_spec.channels = 1;
- } else
- u->sample_spec.channels = 2;
- }
-
- if (u->sample_spec.channels >= 2) {
- u->sample_spec.channels = 2;
-
- if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_JOINT_STEREO)
- cap->channel_mode = BT_A2DP_CHANNEL_MODE_JOINT_STEREO;
- else if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_STEREO)
- cap->channel_mode = BT_A2DP_CHANNEL_MODE_STEREO;
- else if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL)
- cap->channel_mode = BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL;
- else if (cap->channel_mode & BT_A2DP_CHANNEL_MODE_MONO) {
- cap->channel_mode = BT_A2DP_CHANNEL_MODE_MONO;
- u->sample_spec.channels = 1;
- } else {
- pa_log("No supported channel modes");
- return -1;
- }
- }
-
- if (cap->block_length & BT_A2DP_BLOCK_LENGTH_16)
- cap->block_length = BT_A2DP_BLOCK_LENGTH_16;
- else if (cap->block_length & BT_A2DP_BLOCK_LENGTH_12)
- cap->block_length = BT_A2DP_BLOCK_LENGTH_12;
- else if (cap->block_length & BT_A2DP_BLOCK_LENGTH_8)
- cap->block_length = BT_A2DP_BLOCK_LENGTH_8;
- else if (cap->block_length & BT_A2DP_BLOCK_LENGTH_4)
- cap->block_length = BT_A2DP_BLOCK_LENGTH_4;
- else {
- pa_log_error("No supported block lengths");
- return -1;
- }
-
- if (cap->subbands & BT_A2DP_SUBBANDS_8)
- cap->subbands = BT_A2DP_SUBBANDS_8;
- else if (cap->subbands & BT_A2DP_SUBBANDS_4)
- cap->subbands = BT_A2DP_SUBBANDS_4;
- else {
- pa_log_error("No supported subbands");
- return -1;
- }
-
- if (cap->allocation_method & BT_A2DP_ALLOCATION_LOUDNESS)
- cap->allocation_method = BT_A2DP_ALLOCATION_LOUDNESS;
- else if (cap->allocation_method & BT_A2DP_ALLOCATION_SNR)
- cap->allocation_method = BT_A2DP_ALLOCATION_SNR;
-
- cap->min_bitpool = (uint8_t) PA_MAX(MIN_BITPOOL, cap->min_bitpool);
- cap->max_bitpool = (uint8_t) PA_MIN(a2dp_default_bitpool(cap->frequency, cap->channel_mode), cap->max_bitpool);
-
- return 0;
-}
-
-/* Run from main thread */
-static void setup_sbc(struct a2dp_info *a2dp) {
- sbc_capabilities_t *active_capabilities;
-
- pa_assert(a2dp);
-
- active_capabilities = &a2dp->sbc_capabilities;
-
- if (a2dp->sbc_initialized)
- sbc_reinit(&a2dp->sbc, 0);
- else
- sbc_init(&a2dp->sbc, 0);
- a2dp->sbc_initialized = TRUE;
-
- switch (active_capabilities->frequency) {
- case BT_SBC_SAMPLING_FREQ_16000:
- a2dp->sbc.frequency = SBC_FREQ_16000;
- break;
- case BT_SBC_SAMPLING_FREQ_32000:
- a2dp->sbc.frequency = SBC_FREQ_32000;
- break;
- case BT_SBC_SAMPLING_FREQ_44100:
- a2dp->sbc.frequency = SBC_FREQ_44100;
- break;
- case BT_SBC_SAMPLING_FREQ_48000:
- a2dp->sbc.frequency = SBC_FREQ_48000;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (active_capabilities->channel_mode) {
- case BT_A2DP_CHANNEL_MODE_MONO:
- a2dp->sbc.mode = SBC_MODE_MONO;
- break;
- case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
- a2dp->sbc.mode = SBC_MODE_DUAL_CHANNEL;
- break;
- case BT_A2DP_CHANNEL_MODE_STEREO:
- a2dp->sbc.mode = SBC_MODE_STEREO;
- break;
- case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
- a2dp->sbc.mode = SBC_MODE_JOINT_STEREO;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (active_capabilities->allocation_method) {
- case BT_A2DP_ALLOCATION_SNR:
- a2dp->sbc.allocation = SBC_AM_SNR;
- break;
- case BT_A2DP_ALLOCATION_LOUDNESS:
- a2dp->sbc.allocation = SBC_AM_LOUDNESS;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (active_capabilities->subbands) {
- case BT_A2DP_SUBBANDS_4:
- a2dp->sbc.subbands = SBC_SB_4;
- break;
- case BT_A2DP_SUBBANDS_8:
- a2dp->sbc.subbands = SBC_SB_8;
- break;
- default:
- pa_assert_not_reached();
- }
-
- switch (active_capabilities->block_length) {
- case BT_A2DP_BLOCK_LENGTH_4:
- a2dp->sbc.blocks = SBC_BLK_4;
- break;
- case BT_A2DP_BLOCK_LENGTH_8:
- a2dp->sbc.blocks = SBC_BLK_8;
- break;
- case BT_A2DP_BLOCK_LENGTH_12:
- a2dp->sbc.blocks = SBC_BLK_12;
- break;
- case BT_A2DP_BLOCK_LENGTH_16:
- a2dp->sbc.blocks = SBC_BLK_16;
- break;
- default:
- pa_assert_not_reached();
- }
-
- a2dp->sbc.bitpool = active_capabilities->max_bitpool;
- a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
- a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
-}
-
-/* Run from main thread */
-static int set_conf(struct userdata *u) {
- union {
- struct bt_open_req open_req;
- struct bt_open_rsp open_rsp;
- struct bt_set_configuration_req setconf_req;
- struct bt_set_configuration_rsp setconf_rsp;
- bt_audio_error_t error;
- uint8_t buf[BT_SUGGESTED_BUFFER_SIZE];
- } msg;
-
- memset(&msg, 0, sizeof(msg));
- msg.open_req.h.type = BT_REQUEST;
- msg.open_req.h.name = BT_OPEN;
- msg.open_req.h.length = sizeof(msg.open_req);
-
- pa_strlcpy(msg.open_req.object, u->path, sizeof(msg.open_req.object));
- msg.open_req.seid = (u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE) ? u->a2dp.sbc_capabilities.capability.seid : BT_A2DP_SEID_RANGE + 1;
- msg.open_req.lock = (u->profile == PROFILE_A2DP) ? BT_WRITE_LOCK : BT_READ_LOCK | BT_WRITE_LOCK;
-
- if (service_send(u, &msg.open_req.h) < 0)
- return -1;
-
- if (service_expect(u, &msg.open_rsp.h, sizeof(msg), BT_OPEN, sizeof(msg.open_rsp)) < 0)
- return -1;
-
- if (u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE) {
- u->sample_spec.format = PA_SAMPLE_S16LE;
-
- if (setup_a2dp(u) < 0)
- return -1;
+ u->read_block_size = u->read_link_mtu;
+ u->write_block_size = u->write_link_mtu;
} else {
- pa_assert(u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW);
+ u->read_block_size =
+ (u->read_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / u->a2dp.frame_length * u->a2dp.codesize;
- u->sample_spec.format = PA_SAMPLE_S16LE;
- u->sample_spec.channels = 1;
- u->sample_spec.rate = 8000;
+ u->write_block_size =
+ (u->write_link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
+ / u->a2dp.frame_length * u->a2dp.codesize;
}
- memset(&msg, 0, sizeof(msg));
- msg.setconf_req.h.type = BT_REQUEST;
- msg.setconf_req.h.name = BT_SET_CONFIGURATION;
- msg.setconf_req.h.length = sizeof(msg.setconf_req);
+ if (USE_SCO_OVER_PCM(u))
+ return;
- if (u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE) {
- memcpy(&msg.setconf_req.codec, &u->a2dp.sbc_capabilities, sizeof(u->a2dp.sbc_capabilities));
- } else {
- msg.setconf_req.codec.transport = BT_CAPABILITIES_TRANSPORT_SCO;
- msg.setconf_req.codec.seid = BT_A2DP_SEID_RANGE + 1;
- msg.setconf_req.codec.length = sizeof(pcm_capabilities_t);
+ if (u->sink) {
+ pa_sink_set_max_request_within_thread(u->sink, u->write_block_size);
+ pa_sink_set_fixed_latency_within_thread(u->sink,
+ (u->profile == PROFILE_A2DP ?
+ FIXED_LATENCY_PLAYBACK_A2DP : FIXED_LATENCY_PLAYBACK_HSP) +
+ pa_bytes_to_usec(u->write_block_size, &u->sample_spec));
}
- msg.setconf_req.h.length += msg.setconf_req.codec.length - sizeof(msg.setconf_req.codec);
-
- if (service_send(u, &msg.setconf_req.h) < 0)
- return -1;
-
- if (service_expect(u, &msg.setconf_rsp.h, sizeof(msg), BT_SET_CONFIGURATION, sizeof(msg.setconf_rsp)) < 0)
- return -1;
-
- u->link_mtu = msg.setconf_rsp.link_mtu;
-
- /* setup SBC encoder now we agree on parameters */
- if (u->profile == PROFILE_A2DP || u->profile == PROFILE_A2DP_SOURCE) {
- setup_sbc(&u->a2dp);
-
- u->block_size =
- ((u->link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
- / u->a2dp.frame_length
- * u->a2dp.codesize);
-
- pa_log_info("SBC parameters:\n\tallocation=%u\n\tsubbands=%u\n\tblocks=%u\n\tbitpool=%u\n",
- u->a2dp.sbc.allocation, u->a2dp.sbc.subbands, u->a2dp.sbc.blocks, u->a2dp.sbc.bitpool);
- } else
- u->block_size = u->link_mtu;
- return 0;
+ if (u->source)
+ pa_source_set_fixed_latency_within_thread(u->source,
+ (u->profile == PROFILE_A2DP_SOURCE ?
+ FIXED_LATENCY_RECORD_A2DP : FIXED_LATENCY_RECORD_HSP) +
+ pa_bytes_to_usec(u->read_block_size, &u->sample_spec));
}
/* from IO thread, except in SCO over PCM */
-static int setup_stream(struct userdata *u) {
+static void setup_stream(struct userdata *u) {
struct pollfd *pollfd;
int one;
+ bt_transport_config_mtu(u);
+
pa_make_fd_nonblock(u->stream_fd);
pa_make_socket_low_delay(u->stream_fd);
pa_log_debug("Stream properly set up, we're ready to roll!");
+ if (u->profile == PROFILE_A2DP)
+ a2dp_set_bitpool(u, u->a2dp.max_bitpool);
+
u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
pollfd->fd = u->stream_fd;
10,
pa_rtclock_now(),
TRUE);
-
- return 0;
}
-static int start_stream_fd(struct userdata *u) {
- union {
- bt_audio_msg_header_t rsp;
- struct bt_start_stream_req start_req;
- struct bt_start_stream_rsp start_rsp;
- struct bt_new_stream_ind streamfd_ind;
- bt_audio_error_t error;
- uint8_t buf[BT_SUGGESTED_BUFFER_SIZE];
- } msg;
-
- pa_assert(u);
- pa_assert(u->rtpoll);
- pa_assert(!u->rtpoll_item);
- pa_assert(u->stream_fd < 0);
-
- memset(msg.buf, 0, BT_SUGGESTED_BUFFER_SIZE);
- msg.start_req.h.type = BT_REQUEST;
- msg.start_req.h.name = BT_START_STREAM;
- msg.start_req.h.length = sizeof(msg.start_req);
-
- if (service_send(u, &msg.start_req.h) < 0)
- return -1;
-
- if (service_expect(u, &msg.rsp, sizeof(msg), BT_START_STREAM, sizeof(msg.start_rsp)) < 0)
- return -1;
-
- if (service_expect(u, &msg.rsp, sizeof(msg), BT_NEW_STREAM, sizeof(msg.streamfd_ind)) < 0)
- return -1;
-
- if ((u->stream_fd = bt_audio_service_get_data_fd(u->service_fd)) < 0) {
- pa_log("Failed to get stream fd from audio service.");
- return -1;
- }
-
- return setup_stream(u);
-}
-
-/* from IO thread */
-static int stop_stream_fd(struct userdata *u) {
- union {
- bt_audio_msg_header_t rsp;
- struct bt_stop_stream_req start_req;
- struct bt_stop_stream_rsp start_rsp;
- bt_audio_error_t error;
- uint8_t buf[BT_SUGGESTED_BUFFER_SIZE];
- } msg;
- int r = 0;
-
- pa_assert(u);
- pa_assert(u->rtpoll);
-
- if (u->rtpoll_item) {
- pa_rtpoll_item_free(u->rtpoll_item);
- u->rtpoll_item = NULL;
- }
-
- if (u->stream_fd >= 0) {
- memset(msg.buf, 0, BT_SUGGESTED_BUFFER_SIZE);
- msg.start_req.h.type = BT_REQUEST;
- msg.start_req.h.name = BT_STOP_STREAM;
- msg.start_req.h.length = sizeof(msg.start_req);
-
- if (service_send(u, &msg.start_req.h) < 0 ||
- service_expect(u, &msg.rsp, sizeof(msg), BT_STOP_STREAM, sizeof(msg.start_rsp)) < 0)
- r = -1;
-
- pa_close(u->stream_fd);
- u->stream_fd = -1;
- }
-
- if (u->read_smoother) {
- pa_smoother_free(u->read_smoother);
- u->read_smoother = NULL;
+static bool bt_transport_is_acquired(struct userdata *u) {
+ if (u->accesstype == NULL) {
+ pa_assert(u->stream_fd < 0);
+ return FALSE;
+ } else {
+ pa_assert(u->stream_fd >= 0);
+ return TRUE;
}
-
- return r;
}
-static void bt_transport_release(struct userdata *u)
-{
+static void bt_transport_release(struct userdata *u) {
const char *accesstype = "rw";
const pa_bluetooth_transport *t;
/* Ignore if already released */
- if (!u->accesstype)
+ if (!bt_transport_is_acquired(u))
return;
pa_log_debug("Releasing transport %s", u->transport);
}
}
-static int bt_transport_acquire(struct userdata *u, pa_bool_t start)
-{
+static int bt_transport_acquire(struct userdata *u, pa_bool_t start) {
const char *accesstype = "rw";
const pa_bluetooth_transport *t;
- if (u->accesstype) {
+ if (u->transport == NULL) {
+ pa_log("Transport no longer available.");
+ return -1;
+ }
+
+ if (bt_transport_is_acquired(u)) {
if (start)
goto done;
return 0;
return -1;
}
- u->stream_fd = pa_bluetooth_transport_acquire(t, accesstype);
+ u->stream_fd = pa_bluetooth_transport_acquire(t, accesstype, &u->read_link_mtu, &u->write_link_mtu);
if (u->stream_fd < 0)
return -1;
done:
pa_log_info("Transport %s resuming", u->transport);
- return setup_stream(u);
+ setup_stream(u);
+
+ return 0;
}
/* Run from IO thread */
int r;
pa_assert(u->sink == PA_SINK(o));
+ pa_assert(u->transport);
switch (code) {
switch ((pa_sink_state_t) PA_PTR_TO_UINT(data)) {
case PA_SINK_SUSPENDED:
- pa_assert(PA_SINK_IS_OPENED(u->sink->thread_info.state));
+ /* Ignore if transition is PA_SINK_INIT->PA_SINK_SUSPENDED */
+ if (!PA_SINK_IS_OPENED(u->sink->thread_info.state))
+ break;
/* Stop the device if the source is suspended as well */
- if (!u->source || u->source->state == PA_SOURCE_SUSPENDED) {
+ if (!u->source || u->source->state == PA_SOURCE_SUSPENDED)
/* We deliberately ignore whether stopping
* actually worked. Since the stream_fd is
* closed it doesn't really matter */
- if (u->transport)
- bt_transport_release(u);
- else
- stop_stream_fd(u);
- }
+ bt_transport_release(u);
break;
/* Resume the device if the source was suspended as well */
if (!u->source || u->source->state == PA_SOURCE_SUSPENDED) {
- if (u->transport) {
- if (bt_transport_acquire(u, TRUE) < 0)
- failed = TRUE;
- } else if (start_stream_fd(u) < 0)
+ if (bt_transport_acquire(u, TRUE) < 0)
failed = TRUE;
}
break;
pa_usec_t wi, ri;
ri = pa_smoother_get(u->read_smoother, pa_rtclock_now());
- wi = pa_bytes_to_usec(u->write_index + u->block_size, &u->sample_spec);
+ wi = pa_bytes_to_usec(u->write_index + u->write_block_size, &u->sample_spec);
*((pa_usec_t*) data) = wi > ri ? wi - ri : 0;
} else {
int r;
pa_assert(u->source == PA_SOURCE(o));
+ pa_assert(u->transport);
switch (code) {
switch ((pa_source_state_t) PA_PTR_TO_UINT(data)) {
case PA_SOURCE_SUSPENDED:
- pa_assert(PA_SOURCE_IS_OPENED(u->source->thread_info.state));
+ /* Ignore if transition is PA_SOURCE_INIT->PA_SOURCE_SUSPENDED */
+ if (!PA_SOURCE_IS_OPENED(u->source->thread_info.state))
+ break;
/* Stop the device if the sink is suspended as well */
- if (!u->sink || u->sink->state == PA_SINK_SUSPENDED) {
- if (u->transport)
- bt_transport_release(u);
- else
- stop_stream_fd(u);
- }
+ if (!u->sink || u->sink->state == PA_SINK_SUSPENDED)
+ bt_transport_release(u);
if (u->read_smoother)
pa_smoother_pause(u->read_smoother, pa_rtclock_now());
/* Resume the device if the sink was suspended as well */
if (!u->sink || u->sink->thread_info.state == PA_SINK_SUSPENDED) {
- if (u->transport) {
- if (bt_transport_acquire(u, TRUE) < 0)
- failed = TRUE;
- } else if (start_stream_fd(u) < 0)
+ if (bt_transport_acquire(u, TRUE) < 0)
failed = TRUE;
}
/* We don't resume the smoother here. Instead we
return (r < 0 || !failed) ? r : -1;
}
+/* Called from main thread context */
+static int device_process_msg(pa_msgobject *obj, int code, void *data, int64_t offset, pa_memchunk *chunk) {
+ struct bluetooth_msg *u = BLUETOOTH_MSG(obj);
+
+ switch (code) {
+ case BLUETOOTH_MESSAGE_IO_THREAD_FAILED: {
+ if (u->card->module->unload_requested)
+ break;
+
+ pa_log_debug("Switching the profile to off due to IO thread failure.");
+
+ if (pa_card_set_profile(u->card, "off", FALSE) < 0)
+ pa_log_debug("Failed to switch profile to off");
+ break;
+ }
+ }
+ return 0;
+}
+
/* Run from IO thread */
static int hsp_process_render(struct userdata *u) {
int ret = 0;
/* First, render some data */
if (!u->write_memchunk.memblock)
- pa_sink_render_full(u->sink, u->block_size, &u->write_memchunk);
+ pa_sink_render_full(u->sink, u->write_block_size, &u->write_memchunk);
- pa_assert(u->write_memchunk.length == u->block_size);
+ pa_assert(u->write_memchunk.length == u->write_block_size);
for (;;) {
ssize_t l;
pa_assert(u->source);
pa_assert(u->read_smoother);
- memchunk.memblock = pa_memblock_new(u->core->mempool, u->block_size);
+ memchunk.memblock = pa_memblock_new(u->core->mempool, u->read_block_size);
memchunk.index = memchunk.length = 0;
for (;;) {
pa_source_post(u->source, &memchunk);
- ret = 1;
+ ret = l;
break;
}
/* Run from IO thread */
static void a2dp_prepare_buffer(struct userdata *u) {
+ size_t min_buffer_size = PA_MAX(u->read_link_mtu, u->write_link_mtu);
+
pa_assert(u);
- if (u->a2dp.buffer_size >= u->link_mtu)
+ if (u->a2dp.buffer_size >= min_buffer_size)
return;
- u->a2dp.buffer_size = 2 * u->link_mtu;
+ u->a2dp.buffer_size = 2 * min_buffer_size;
pa_xfree(u->a2dp.buffer);
u->a2dp.buffer = pa_xmalloc(u->a2dp.buffer_size);
}
/* First, render some data */
if (!u->write_memchunk.memblock)
- pa_sink_render_full(u->sink, u->block_size, &u->write_memchunk);
+ pa_sink_render_full(u->sink, u->write_block_size, &u->write_memchunk);
- pa_assert(u->write_memchunk.length == u->block_size);
+ pa_assert(u->write_memchunk.length == u->write_block_size);
a2dp_prepare_buffer(u);
to_write = a2dp->buffer_size - sizeof(*header) - sizeof(*payload);
while (PA_LIKELY(to_encode > 0 && to_write > 0)) {
- size_t written;
+ ssize_t written;
ssize_t encoded;
encoded = sbc_encode(&a2dp->sbc,
break;
pa_log_error("Failed to write data to socket: %s", pa_cstrerror(errno));
- ret = -1;
+ ret = -1;
break;
}
pa_assert(u->source);
pa_assert(u->read_smoother);
- memchunk.memblock = pa_memblock_new(u->core->mempool, u->block_size);
+ memchunk.memblock = pa_memblock_new(u->core->mempool, u->read_block_size);
memchunk.index = memchunk.length = 0;
for (;;) {
void *d;
ssize_t l;
size_t to_write, to_decode;
- unsigned frame_count;
a2dp_prepare_buffer(u);
d = pa_memblock_acquire(memchunk.memblock);
to_write = memchunk.length = pa_memblock_get_length(memchunk.memblock);
- while (PA_LIKELY(to_decode > 0 && to_write > 0)) {
+ while (PA_LIKELY(to_decode > 0)) {
size_t written;
ssize_t decoded;
/* pa_log_debug("SBC: decoded: %lu; written: %lu", (unsigned long) decoded, (unsigned long) written); */
/* pa_log_debug("SBC: frame_length: %lu; codesize: %lu", (unsigned long) a2dp->frame_length, (unsigned long) a2dp->codesize); */
+ /* Reset frame length, it can be changed due to bitpool change */
+ a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
+
pa_assert_fp((size_t) decoded <= to_decode);
pa_assert_fp((size_t) decoded == a2dp->frame_length);
- pa_assert_fp((size_t) written <= to_write);
pa_assert_fp((size_t) written == a2dp->codesize);
p = (const uint8_t*) p + decoded;
d = (uint8_t*) d + written;
to_write -= written;
-
- frame_count++;
}
+ memchunk.length -= to_write;
+
pa_memblock_release(memchunk.memblock);
pa_source_post(u->source, &memchunk);
- ret = 1;
+ ret = l;
break;
}
return ret;
}
+static void a2dp_reduce_bitpool(struct userdata *u)
+{
+ struct a2dp_info *a2dp;
+ uint8_t bitpool;
+
+ pa_assert(u);
+
+ a2dp = &u->a2dp;
+
+ /* Check if bitpool is already at its limit */
+ if (a2dp->sbc.bitpool <= BITPOOL_DEC_LIMIT)
+ return;
+
+ bitpool = a2dp->sbc.bitpool - BITPOOL_DEC_STEP;
+
+ if (bitpool < BITPOOL_DEC_LIMIT)
+ bitpool = BITPOOL_DEC_LIMIT;
+
+ a2dp_set_bitpool(u, bitpool);
+}
+
static void thread_func(void *userdata) {
struct userdata *u = userdata;
unsigned do_write = 0;
+ unsigned pending_read_bytes = 0;
pa_bool_t writable = FALSE;
pa_assert(u);
+ pa_assert(u->transport);
pa_log_debug("IO Thread starting up");
pa_thread_mq_install(&u->thread_mq);
- if (u->transport) {
- if (bt_transport_acquire(u, TRUE) < 0)
- goto fail;
- } else if (start_stream_fd(u) < 0)
+ if (bt_transport_acquire(u, TRUE) < 0)
goto fail;
for (;;) {
if (pollfd && (pollfd->revents & POLLIN)) {
int n_read;
- if (u->profile == PROFILE_HSP || PROFILE_HFGW)
+ if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW)
n_read = hsp_process_push(u);
else
n_read = a2dp_process_push(u);
goto fail;
/* We just read something, so we are supposed to write something, too */
- do_write += n_read;
+ pending_read_bytes += n_read;
+ do_write += pending_read_bytes / u->write_block_size;
+ pending_read_bytes = pending_read_bytes % u->write_block_size;
}
}
pa_sink_render_full(u->sink, skip_bytes, &tmp);
pa_memblock_unref(tmp.memblock);
u->write_index += skip_bytes;
+
+ if (u->profile == PROFILE_A2DP)
+ a2dp_reduce_bitpool(u);
}
}
do_write = 1;
+ pending_read_bytes = 0;
}
}
writable = FALSE;
}
- if ((!u->source || !PA_SOURCE_IS_LINKED(u->source->thread_info.state)) && do_write <= 0 && writable) {
- pa_usec_t time_passed, next_write_at, sleep_for;
-
- /* Hmm, there is no input stream we could synchronize
- * to. So let's estimate when we need to wake up the latest */
-
- time_passed = pa_rtclock_now() - u->started_at;
- next_write_at = pa_bytes_to_usec(u->write_index, &u->sample_spec);
- sleep_for = time_passed < next_write_at ? next_write_at - time_passed : 0;
-
-/* pa_log("Sleeping for %lu; time passed %lu, next write at %lu", (unsigned long) sleep_for, (unsigned long) time_passed, (unsigned long)next_write_at); */
+ if ((!u->source || !PA_SOURCE_IS_LINKED(u->source->thread_info.state)) && do_write <= 0) {
+ pa_usec_t sleep_for;
+ pa_usec_t time_passed, next_write_at;
+
+ if (writable) {
+ /* Hmm, there is no input stream we could synchronize
+ * to. So let's estimate when we need to wake up the latest */
+ time_passed = pa_rtclock_now() - u->started_at;
+ next_write_at = pa_bytes_to_usec(u->write_index, &u->sample_spec);
+ sleep_for = time_passed < next_write_at ? next_write_at - time_passed : 0;
+ /* pa_log("Sleeping for %lu; time passed %lu, next write at %lu", (unsigned long) sleep_for, (unsigned long) time_passed, (unsigned long)next_write_at); */
+ } else
+ /* drop stream every 500 ms */
+ sleep_for = PA_USEC_PER_MSEC * 500;
pa_rtpoll_set_timer_relative(u->rtpoll, sleep_for);
disable_timer = FALSE;
pollfd->events = (short) (((u->sink && PA_SINK_IS_LINKED(u->sink->thread_info.state) && !writable) ? POLLOUT : 0) |
(u->source && PA_SOURCE_IS_LINKED(u->source->thread_info.state) ? POLLIN : 0));
- if ((ret = pa_rtpoll_run(u->rtpoll, TRUE)) < 0)
+ if ((ret = pa_rtpoll_run(u->rtpoll, TRUE)) < 0) {
+ pa_log_debug("pa_rtpoll_run failed with: %d", ret);
goto fail;
-
- if (ret == 0)
+ }
+ if (ret == 0) {
+ pa_log_debug("IO thread shutdown requested, stopping cleanly");
+ bt_transport_release(u);
goto finish;
+ }
pollfd = u->rtpoll_item ? pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL) : NULL;
fail:
/* If this was no regular exit from the loop we have to continue processing messages until we receive PA_MESSAGE_SHUTDOWN */
pa_log_debug("IO thread failed");
- pa_asyncmsgq_post(u->thread_mq.outq, PA_MSGOBJECT(u->core), PA_CORE_MESSAGE_UNLOAD_MODULE, u->module, 0, NULL, NULL);
+ pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(u->msg), BLUETOOTH_MESSAGE_IO_THREAD_FAILED, NULL, 0, NULL, NULL);
pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN);
finish:
pa_log_debug("IO thread shutting down");
}
+static pa_bt_audio_state_t parse_state_property_change(DBusMessage *m) {
+ DBusMessageIter iter;
+ DBusMessageIter variant;
+ const char *key;
+ const char *value;
+ pa_bt_audio_state_t state;
+
+ if (!dbus_message_iter_init(m, &iter)) {
+ pa_log("Failed to parse PropertyChanged");
+ return PA_BT_AUDIO_STATE_INVALID;
+ }
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING) {
+ pa_log("Property name not a string");
+ return PA_BT_AUDIO_STATE_INVALID;
+ }
+
+ dbus_message_iter_get_basic(&iter, &key);
+
+ if (!pa_streq(key, "State"))
+ return PA_BT_AUDIO_STATE_INVALID;
+
+ if (!dbus_message_iter_next(&iter)) {
+ pa_log("Property value missing");
+ return PA_BT_AUDIO_STATE_INVALID;
+ }
+
+ dbus_message_iter_recurse(&iter, &variant);
+
+ if (dbus_message_iter_get_arg_type(&variant) != DBUS_TYPE_STRING) {
+ pa_log("Property value not a string");
+ return PA_BT_AUDIO_STATE_INVALID;
+ }
+
+ dbus_message_iter_get_basic(&variant, &value);
+
+ pa_log_debug("dbus: %s property 'State' changed to value '%s'", dbus_message_get_interface(m), value);
+
+ state = pa_bt_audio_state_from_string(value);
+
+ if (state == PA_BT_AUDIO_STATE_INVALID)
+ pa_log("Unexpected value for property 'State': '%s'", value);
+
+ return state;
+}
+
+static pa_port_available_t audio_state_to_availability(pa_bt_audio_state_t state) {
+ if (state < PA_BT_AUDIO_STATE_CONNECTED)
+ return PA_PORT_AVAILABLE_NO;
+ else if (state >= PA_BT_AUDIO_STATE_PLAYING)
+ return PA_PORT_AVAILABLE_YES;
+ else
+ return PA_PORT_AVAILABLE_UNKNOWN;
+}
+
/* Run from main thread */
static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *userdata) {
DBusError err;
struct userdata *u;
+ bool acquire = FALSE;
+ bool release = FALSE;
pa_assert(bus);
pa_assert(m);
dbus_message_get_path(m),
dbus_message_get_member(m));
- if (!dbus_message_has_path(m, u->path))
- goto fail;
+ if (!dbus_message_has_path(m, u->path) && !dbus_message_has_path(m, u->transport))
+ goto fail;
if (dbus_message_is_signal(m, "org.bluez.Headset", "SpeakerGainChanged") ||
dbus_message_is_signal(m, "org.bluez.Headset", "MicrophoneGainChanged")) {
dbus_uint16_t gain;
pa_cvolume v;
- if (!dbus_message_get_args(m, &err, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID) || gain > 15) {
+ if (!dbus_message_get_args(m, &err, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID) || gain > HSP_MAX_GAIN) {
pa_log("Failed to parse org.bluez.Headset.{Speaker|Microphone}GainChanged: %s", err.message);
goto fail;
}
if (u->profile == PROFILE_HSP) {
if (u->sink && dbus_message_is_signal(m, "org.bluez.Headset", "SpeakerGainChanged")) {
+ pa_volume_t volume = (pa_volume_t) (gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
+
+ /* increment volume by one to correct rounding errors */
+ if (volume < PA_VOLUME_NORM)
+ volume++;
- pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) (gain * PA_VOLUME_NORM / 15));
+ pa_cvolume_set(&v, u->sample_spec.channels, volume);
pa_sink_volume_changed(u->sink, &v);
} else if (u->source && dbus_message_is_signal(m, "org.bluez.Headset", "MicrophoneGainChanged")) {
+ pa_volume_t volume = (pa_volume_t) (gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
- pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) (gain * PA_VOLUME_NORM / 15));
+ /* increment volume by one to correct rounding errors */
+ if (volume < PA_VOLUME_NORM)
+ volume++;
+
+ pa_cvolume_set(&v, u->sample_spec.channels, volume);
pa_source_volume_changed(u->source, &v);
}
}
+ } else if (dbus_message_is_signal(m, "org.bluez.HandsfreeGateway", "PropertyChanged")) {
+ pa_bt_audio_state_t state = parse_state_property_change(m);
+
+ switch(state) {
+ case PA_BT_AUDIO_STATE_INVALID:
+ case PA_BT_AUDIO_STATE_DISCONNECTED:
+ case PA_BT_AUDIO_STATE_CONNECTED:
+ case PA_BT_AUDIO_STATE_CONNECTING:
+ goto fail;
+
+ case PA_BT_AUDIO_STATE_PLAYING:
+ if (u->card) {
+ pa_log_debug("Changing profile to hfgw");
+ if (pa_card_set_profile(u->card, "hfgw", FALSE) < 0)
+ pa_log("Failed to change profile to hfgw");
+ }
+ break;
+ }
+
+ if (state != PA_BT_AUDIO_STATE_INVALID) {
+ pa_device_port *port;
+ pa_port_available_t available = audio_state_to_availability(state);
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hfgw-output"));
+ pa_device_port_set_available(port, available);
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hfgw-input"));
+ pa_device_port_set_available(port, available);
+
+ acquire = (available == PA_PORT_AVAILABLE_YES && u->profile == PROFILE_HFGW);
+ release = (available != PA_PORT_AVAILABLE_YES && u->profile == PROFILE_HFGW);
+ }
+ } else if (dbus_message_is_signal(m, "org.bluez.Headset", "PropertyChanged")) {
+ pa_bt_audio_state_t state = parse_state_property_change(m);
+
+ if (state != PA_BT_AUDIO_STATE_INVALID) {
+ pa_device_port *port;
+ pa_port_available_t available = audio_state_to_availability(state);
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hsp-output"));
+ pa_device_port_set_available(port, available);
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hsp-input"));
+ pa_device_port_set_available(port, available);
+
+ acquire = (available == PA_PORT_AVAILABLE_YES && u->profile == PROFILE_HSP);
+ release = (available != PA_PORT_AVAILABLE_YES && u->profile == PROFILE_HSP);
+ }
+ } else if (dbus_message_is_signal(m, "org.bluez.AudioSource", "PropertyChanged")) {
+ pa_bt_audio_state_t state = parse_state_property_change(m);
+
+ if (state != PA_BT_AUDIO_STATE_INVALID) {
+ pa_device_port *port;
+ pa_port_available_t available = audio_state_to_availability(state);
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "a2dp-input"));
+ pa_device_port_set_available(port, available);
+
+ acquire = (available == PA_PORT_AVAILABLE_YES && u->profile == PROFILE_A2DP_SOURCE);
+ release = (available != PA_PORT_AVAILABLE_YES && u->profile == PROFILE_A2DP_SOURCE);
+ }
+ } else if (dbus_message_is_signal(m, "org.bluez.AudioSink", "PropertyChanged")) {
+ pa_bt_audio_state_t state = parse_state_property_change(m);
+
+ if (state != PA_BT_AUDIO_STATE_INVALID) {
+ pa_device_port *port;
+ pa_port_available_t available = audio_state_to_availability(state);
+
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "a2dp-output"));
+ pa_device_port_set_available(port, available);
+
+ acquire = (available == PA_PORT_AVAILABLE_YES && u->profile == PROFILE_A2DP);
+ release = (available != PA_PORT_AVAILABLE_YES && u->profile == PROFILE_A2DP);
+ }
+ }
+
+ if (acquire)
+ if (bt_transport_acquire(u, FALSE) >= 0) {
+ if (u->source)
+ pa_source_suspend(u->source, FALSE, PA_SUSPEND_IDLE|PA_SUSPEND_USER);
+
+ if (u->sink)
+ pa_sink_suspend(u->sink, FALSE, PA_SUSPEND_IDLE|PA_SUSPEND_USER);
+ }
+
+ if (release && bt_transport_is_acquired(u)) {
+ /* FIXME: this release is racy, since the audio stream might have
+ been set up again in the meantime (but not processed yet by PA).
+ BlueZ should probably release the transport automatically, and
+ in that case we would just mark the transport as released */
+
+ /* Remote side closed the stream so we consider it PA_SUSPEND_USER */
+ if (u->source)
+ pa_source_suspend(u->source, TRUE, PA_SUSPEND_USER);
+
+ if (u->sink)
+ pa_sink_suspend(u->sink, TRUE, PA_SUSPEND_USER);
}
fail:
/* Run from main thread */
static void sink_set_volume_cb(pa_sink *s) {
- struct userdata *u = s->userdata;
DBusMessage *m;
dbus_uint16_t gain;
+ pa_volume_t volume;
+ struct userdata *u;
+ char *k;
+
+ pa_assert(s);
+ pa_assert(s->core);
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) s);
+ u = pa_shared_get(s->core, k);
+ pa_xfree(k);
pa_assert(u);
+ pa_assert(u->sink == s);
+ pa_assert(u->profile == PROFILE_HSP);
- if (u->profile != PROFILE_HSP)
- return;
+ gain = (pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN) / PA_VOLUME_NORM;
- gain = (pa_cvolume_max(&s->real_volume) * 15) / PA_VOLUME_NORM;
+ if (gain > HSP_MAX_GAIN)
+ gain = HSP_MAX_GAIN;
- if (gain > 15)
- gain = 15;
+ volume = (pa_volume_t) (gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
- pa_cvolume_set(&s->real_volume, u->sample_spec.channels, (pa_volume_t) (gain * PA_VOLUME_NORM / 15));
+ /* increment volume by one to correct rounding errors */
+ if (volume < PA_VOLUME_NORM)
+ volume++;
+
+ pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
pa_assert_se(m = dbus_message_new_method_call("org.bluez", u->path, "org.bluez.Headset", "SetSpeakerGain"));
pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID));
/* Run from main thread */
static void source_set_volume_cb(pa_source *s) {
- struct userdata *u = s->userdata;
DBusMessage *m;
dbus_uint16_t gain;
+ pa_volume_t volume;
+ struct userdata *u;
+ char *k;
+
+ pa_assert(s);
+ pa_assert(s->core);
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) s);
+ u = pa_shared_get(s->core, k);
+ pa_xfree(k);
pa_assert(u);
+ pa_assert(u->source == s);
+ pa_assert(u->profile == PROFILE_HSP);
+
+ gain = (pa_cvolume_max(&s->real_volume) * HSP_MAX_GAIN) / PA_VOLUME_NORM;
- if (u->profile != PROFILE_HSP)
- return;
+ if (gain > HSP_MAX_GAIN)
+ gain = HSP_MAX_GAIN;
- gain = (pa_cvolume_max(&s->volume) * 15) / PA_VOLUME_NORM;
+ volume = (pa_volume_t) (gain * PA_VOLUME_NORM / HSP_MAX_GAIN);
- if (gain > 15)
- gain = 15;
+ /* increment volume by one to correct rounding errors */
+ if (volume < PA_VOLUME_NORM)
+ volume++;
- pa_cvolume_set(&s->volume, u->sample_spec.channels, (pa_volume_t) (gain * PA_VOLUME_NORM / 15));
+ pa_cvolume_set(&s->real_volume, u->sample_spec.channels, volume);
pa_assert_se(m = dbus_message_new_method_call("org.bluez", u->path, "org.bluez.Headset", "SetMicrophoneGain"));
pa_assert_se(dbus_message_append_args(m, DBUS_TYPE_UINT16, &gain, DBUS_TYPE_INVALID));
return pa_sprintf_malloc("bluez_%s.%s", type, n);
}
-#ifdef NOKIA
-
-static void sco_over_pcm_state_update(struct userdata *u) {
+static int sco_over_pcm_state_update(struct userdata *u, pa_bool_t changed) {
pa_assert(u);
pa_assert(USE_SCO_OVER_PCM(u));
if (PA_SINK_IS_OPENED(pa_sink_get_state(u->hsp.sco_sink)) ||
PA_SOURCE_IS_OPENED(pa_source_get_state(u->hsp.sco_source))) {
- if (u->service_fd >= 0)
- return;
-
- init_bt(u);
+ if (u->stream_fd >= 0)
+ return 0;
pa_log_debug("Resuming SCO over PCM");
- if (init_profile(u) < 0)
+ if (init_profile(u) < 0) {
pa_log("Can't resume SCO over PCM");
+ return -1;
+ }
- if (u->transport)
- bt_transport_acquire(u, TRUE);
- else
- start_stream_fd(u);
- } else {
-
- if (u->service_fd < 0)
- return;
+ return bt_transport_acquire(u, TRUE);
+ }
- if (u->transport)
- bt_transport_release(u);
- else
- stop_stream_fd(u);
+ if (changed) {
+ if (u->stream_fd < 0)
+ return 0;
pa_log_debug("Closing SCO over PCM");
- pa_close(u->service_fd);
- u->service_fd = -1;
+
+ bt_transport_release(u);
}
+
+ return 0;
}
static pa_hook_result_t sink_state_changed_cb(pa_core *c, pa_sink *s, struct userdata *u) {
if (s != u->hsp.sco_sink)
return PA_HOOK_OK;
- sco_over_pcm_state_update(u);
+ sco_over_pcm_state_update(u, TRUE);
return PA_HOOK_OK;
}
if (s != u->hsp.sco_source)
return PA_HOOK_OK;
- sco_over_pcm_state_update(u);
+ sco_over_pcm_state_update(u, TRUE);
return PA_HOOK_OK;
}
-#endif
+static pa_hook_result_t nrec_changed_cb(pa_bluetooth_transport *t, void *call_data, struct userdata *u) {
+ pa_proplist *p;
+
+ pa_assert(t);
+ pa_assert(u);
+
+ p = pa_proplist_new();
+ pa_proplist_sets(p, "bluetooth.nrec", t->nrec ? "1" : "0");
+ pa_source_update_proplist(u->source, PA_UPDATE_REPLACE, p);
+ pa_proplist_free(p);
+
+ return PA_HOOK_OK;
+}
+
+static void connect_ports(struct userdata *u, void *sink_or_source_new_data, pa_direction_t direction) {
+ union {
+ pa_sink_new_data *sink_new_data;
+ pa_source_new_data *source_new_data;
+ } data;
+ pa_device_port *port;
+
+ if (direction == PA_DIRECTION_OUTPUT) {
+ data.sink_new_data = sink_or_source_new_data;
+ data.sink_new_data->ports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+ } else {
+ data.source_new_data = sink_or_source_new_data;
+ data.source_new_data->ports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+ }
+
+ switch (u->profile) {
+ case PROFILE_A2DP:
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "a2dp-output"));
+ pa_assert_se(pa_hashmap_put(data.sink_new_data->ports, port->name, port) >= 0);
+ pa_device_port_ref(port);
+ break;
+
+ case PROFILE_A2DP_SOURCE:
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "a2dp-input"));
+ pa_assert_se(pa_hashmap_put(data.source_new_data->ports, port->name, port) >= 0);
+ pa_device_port_ref(port);
+ break;
+
+ case PROFILE_HSP:
+ if (direction == PA_DIRECTION_OUTPUT) {
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hsp-output"));
+ pa_assert_se(pa_hashmap_put(data.sink_new_data->ports, port->name, port) >= 0);
+ } else {
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hsp-input"));
+ pa_assert_se(pa_hashmap_put(data.source_new_data->ports, port->name, port) >= 0);
+ }
+ pa_device_port_ref(port);
+ break;
+
+ case PROFILE_HFGW:
+ if (direction == PA_DIRECTION_OUTPUT) {
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hfgw-output"));
+ pa_assert_se(pa_hashmap_put(data.sink_new_data->ports, port->name, port) >= 0);
+ } else {
+ pa_assert_se(port = pa_hashmap_get(u->card->ports, "hfgw-input"));
+ pa_assert_se(pa_hashmap_put(data.source_new_data->ports, port->name, port) >= 0);
+ }
+ pa_device_port_ref(port);
+ break;
+
+ default:
+ pa_assert_not_reached();
+ }
+}
+
+static const char *profile_to_string(enum profile profile) {
+ switch(profile) {
+ case PROFILE_A2DP:
+ return "a2dp";
+ case PROFILE_A2DP_SOURCE:
+ return "a2dp_source";
+ case PROFILE_HSP:
+ return "hsp";
+ case PROFILE_HFGW:
+ return "hfgw";
+ default:
+ pa_assert_not_reached();
+ }
+}
+
+static int sink_set_port_cb(pa_sink *s, pa_device_port *p) {
+ return 0;
+}
+
+static int source_set_port_cb(pa_source *s, pa_device_port *p) {
+ return 0;
+}
/* Run from main thread */
static int add_sink(struct userdata *u) {
+ char *k;
-#ifdef NOKIA
if (USE_SCO_OVER_PCM(u)) {
pa_proplist *p;
u->sink = u->hsp.sco_sink;
p = pa_proplist_new();
- pa_proplist_sets(p, "bluetooth.protocol", "sco");
+ pa_proplist_sets(p, "bluetooth.protocol", profile_to_string(u->profile));
pa_proplist_update(u->sink->proplist, PA_UPDATE_MERGE, p);
pa_proplist_free(p);
if (!u->hsp.sink_state_changed_slot)
u->hsp.sink_state_changed_slot = pa_hook_connect(&u->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_state_changed_cb, u);
- } else
-#endif
-
- {
+ } else {
pa_sink_new_data data;
pa_bool_t b;
data.driver = __FILE__;
data.module = u->module;
pa_sink_new_data_set_sample_spec(&data, &u->sample_spec);
- pa_proplist_sets(data.proplist, "bluetooth.protocol", u->profile == PROFILE_A2DP ? "a2dp" : "sco");
+ pa_proplist_sets(data.proplist, "bluetooth.protocol", profile_to_string(u->profile));
if (u->profile == PROFILE_HSP)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "phone");
data.card = u->card;
pa_sink_new_data_done(&data);
return -1;
}
+ connect_ports(u, &data, PA_DIRECTION_OUTPUT);
- u->sink = pa_sink_new(u->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY | (u->profile == PROFILE_HSP ? PA_SINK_HW_VOLUME_CTRL : 0));
+ u->sink = pa_sink_new(u->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY);
pa_sink_new_data_done(&data);
if (!u->sink) {
u->sink->userdata = u;
u->sink->parent.process_msg = sink_process_msg;
-
- pa_sink_set_max_request(u->sink, u->block_size);
- pa_sink_set_fixed_latency(u->sink,
- (u->profile == PROFILE_A2DP ? FIXED_LATENCY_PLAYBACK_A2DP : FIXED_LATENCY_PLAYBACK_HSP) +
- pa_bytes_to_usec(u->block_size, &u->sample_spec));
+ u->sink->set_port = sink_set_port_cb;
}
if (u->profile == PROFILE_HSP) {
- u->sink->set_volume = sink_set_volume_cb;
+ pa_sink_set_set_volume_callback(u->sink, sink_set_volume_cb);
u->sink->n_volume_steps = 16;
+
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
+ pa_shared_set(u->core, k, u);
+ pa_xfree(k);
}
return 0;
/* Run from main thread */
static int add_source(struct userdata *u) {
+ char *k;
-#ifdef NOKIA
if (USE_SCO_OVER_PCM(u)) {
u->source = u->hsp.sco_source;
- pa_proplist_sets(u->source->proplist, "bluetooth.protocol", "hsp");
+ pa_proplist_sets(u->source->proplist, "bluetooth.protocol", profile_to_string(u->profile));
if (!u->hsp.source_state_changed_slot)
u->hsp.source_state_changed_slot = pa_hook_connect(&u->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) source_state_changed_cb, u);
- } else
-#endif
-
- {
+ } else {
pa_source_new_data data;
pa_bool_t b;
data.driver = __FILE__;
data.module = u->module;
pa_source_new_data_set_sample_spec(&data, &u->sample_spec);
- pa_proplist_sets(data.proplist, "bluetooth.protocol", u->profile == PROFILE_A2DP_SOURCE ? "a2dp_source" : "hsp");
- if ((u->profile == PROFILE_HSP) || (u->profile == PROFILE_HFGW))
+ pa_proplist_sets(data.proplist, "bluetooth.protocol", profile_to_string(u->profile));
+ if (u->profile == PROFILE_HSP)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "phone");
+
data.card = u->card;
data.name = get_name("source", u->modargs, u->address, &b);
data.namereg_fail = b;
return -1;
}
- u->source = pa_source_new(u->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY | (u->profile == PROFILE_HSP ? PA_SOURCE_HW_VOLUME_CTRL : 0));
+ connect_ports(u, &data, PA_DIRECTION_INPUT);
+ u->source = pa_source_new(u->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
pa_source_new_data_done(&data);
if (!u->source) {
u->source->userdata = u;
u->source->parent.process_msg = source_process_msg;
-
- pa_source_set_fixed_latency(u->source,
- (u->profile == PROFILE_A2DP_SOURCE ? FIXED_LATENCY_RECORD_A2DP : FIXED_LATENCY_RECORD_HSP) +
- pa_bytes_to_usec(u->block_size, &u->sample_spec));
+ u->source->set_port = source_set_port_cb;
}
- if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW)
- pa_proplist_sets(u->source->proplist, "bluetooth.nrec", (u->hsp.pcm_capabilities.flags & BT_PCM_FLAG_NREC) ? "1" : "0");
+ if ((u->profile == PROFILE_HSP) || (u->profile == PROFILE_HFGW)) {
+ pa_bluetooth_transport *t;
+ t = pa_bluetooth_discovery_get_transport(u->discovery, u->transport);
+ pa_assert(t);
+ pa_proplist_sets(u->source->proplist, "bluetooth.nrec", t->nrec ? "1" : "0");
- if (u->profile == PROFILE_HSP) {
- u->source->set_volume = source_set_volume_cb;
- u->source->n_volume_steps = 16;
+ if (!u->hsp.nrec_changed_slot)
+ u->hsp.nrec_changed_slot = pa_hook_connect(&t->hooks[PA_BLUETOOTH_TRANSPORT_HOOK_NREC_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) nrec_changed_cb, u);
}
- return 0;
-}
-
-/* Run from main thread */
-static void shutdown_bt(struct userdata *u) {
- pa_assert(u);
-
- if (u->stream_fd >= 0) {
- pa_close(u->stream_fd);
- u->stream_fd = -1;
-
- u->stream_write_type = 0;
- }
+ if (u->profile == PROFILE_HSP) {
+ pa_source_set_set_volume_callback(u->source, source_set_volume_cb);
+ u->source->n_volume_steps = 16;
- if (u->service_fd >= 0) {
- pa_close(u->service_fd);
- u->service_fd = -1;
- u->service_write_type = 0;
- u->service_read_type = 0;
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
+ pa_shared_set(u->core, k, u);
+ pa_xfree(k);
}
- if (u->write_memchunk.memblock) {
- pa_memblock_unref(u->write_memchunk.memblock);
- pa_memchunk_reset(&u->write_memchunk);
- }
+ return 0;
}
-static int bt_transport_config_a2dp(struct userdata *u)
-{
+static void bt_transport_config_a2dp(struct userdata *u) {
const pa_bluetooth_transport *t;
struct a2dp_info *a2dp = &u->a2dp;
- sbc_capabilities_raw_t *config;
+ a2dp_sbc_t *config;
t = pa_bluetooth_discovery_get_transport(u->discovery, u->transport);
pa_assert(t);
- config = (sbc_capabilities_raw_t *) t->config;
+ config = (a2dp_sbc_t *) t->config;
+
+ u->sample_spec.format = PA_SAMPLE_S16LE;
if (a2dp->sbc_initialized)
sbc_reinit(&a2dp->sbc, 0);
switch (config->frequency) {
case BT_SBC_SAMPLING_FREQ_16000:
a2dp->sbc.frequency = SBC_FREQ_16000;
+ u->sample_spec.rate = 16000U;
break;
case BT_SBC_SAMPLING_FREQ_32000:
a2dp->sbc.frequency = SBC_FREQ_32000;
+ u->sample_spec.rate = 32000U;
break;
case BT_SBC_SAMPLING_FREQ_44100:
a2dp->sbc.frequency = SBC_FREQ_44100;
+ u->sample_spec.rate = 44100U;
break;
case BT_SBC_SAMPLING_FREQ_48000:
a2dp->sbc.frequency = SBC_FREQ_48000;
+ u->sample_spec.rate = 48000U;
break;
default:
pa_assert_not_reached();
switch (config->channel_mode) {
case BT_A2DP_CHANNEL_MODE_MONO:
a2dp->sbc.mode = SBC_MODE_MONO;
+ u->sample_spec.channels = 1;
break;
case BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL:
a2dp->sbc.mode = SBC_MODE_DUAL_CHANNEL;
+ u->sample_spec.channels = 2;
break;
case BT_A2DP_CHANNEL_MODE_STEREO:
a2dp->sbc.mode = SBC_MODE_STEREO;
+ u->sample_spec.channels = 2;
break;
case BT_A2DP_CHANNEL_MODE_JOINT_STEREO:
a2dp->sbc.mode = SBC_MODE_JOINT_STEREO;
+ u->sample_spec.channels = 2;
break;
default:
pa_assert_not_reached();
pa_assert_not_reached();
}
- a2dp->sbc.bitpool = config->max_bitpool;
+ a2dp->min_bitpool = config->min_bitpool;
+ a2dp->max_bitpool = config->max_bitpool;
+
+ /* Set minimum bitpool for source to get the maximum possible block_size */
+ a2dp->sbc.bitpool = u->profile == PROFILE_A2DP ? a2dp->max_bitpool : a2dp->min_bitpool;
a2dp->codesize = sbc_get_codesize(&a2dp->sbc);
a2dp->frame_length = sbc_get_frame_length(&a2dp->sbc);
- u->block_size =
- ((u->link_mtu - sizeof(struct rtp_header) - sizeof(struct rtp_payload))
- / a2dp->frame_length
- * a2dp->codesize);
-
pa_log_info("SBC parameters:\n\tallocation=%u\n\tsubbands=%u\n\tblocks=%u\n\tbitpool=%u\n",
a2dp->sbc.allocation, a2dp->sbc.subbands, a2dp->sbc.blocks, a2dp->sbc.bitpool);
-
- return 0;
}
-static int bt_transport_config(struct userdata *u)
-{
+static void bt_transport_config(struct userdata *u) {
if (u->profile == PROFILE_HSP || u->profile == PROFILE_HFGW) {
- u->block_size = u->link_mtu;
- return 0;
- }
-
- return bt_transport_config_a2dp(u);
-}
-
-static int parse_transport_property(struct userdata *u, DBusMessageIter *i)
-{
- const char *key;
- DBusMessageIter variant_i;
-
- pa_assert(u);
- pa_assert(i);
-
- if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_STRING) {
- pa_log("Property name not a string.");
- return -1;
- }
-
- dbus_message_iter_get_basic(i, &key);
-
- if (!dbus_message_iter_next(i)) {
- pa_log("Property value missing");
- return -1;
- }
-
- if (dbus_message_iter_get_arg_type(i) != DBUS_TYPE_VARIANT) {
- pa_log("Property value not a variant.");
- return -1;
- }
-
- dbus_message_iter_recurse(i, &variant_i);
-
- switch (dbus_message_iter_get_arg_type(&variant_i)) {
-
- case DBUS_TYPE_UINT16: {
-
- uint16_t value;
- dbus_message_iter_get_basic(&variant_i, &value);
-
- if (pa_streq(key, "OMTU"))
- u->link_mtu = value;
-
- break;
- }
-
- }
-
- return 0;
-}
-
-/* Run from main thread */
-static int bt_transport_open(struct userdata *u)
-{
- DBusMessage *m, *r;
- DBusMessageIter arg_i, element_i;
- DBusError err;
-
- if (bt_transport_acquire(u, FALSE) < 0)
- return -1;
-
- dbus_error_init(&err);
-
- pa_assert_se(m = dbus_message_new_method_call("org.bluez", u->transport, "org.bluez.MediaTransport", "GetProperties"));
- r = dbus_connection_send_with_reply_and_block(pa_dbus_connection_get(u->connection), m, -1, &err);
-
- if (dbus_error_is_set(&err) || !r) {
- pa_log("Failed to get transport properties: %s", err.message);
- goto fail;
- }
-
- if (!dbus_message_iter_init(r, &arg_i)) {
- pa_log("GetProperties reply has no arguments.");
- goto fail;
- }
-
- if (dbus_message_iter_get_arg_type(&arg_i) != DBUS_TYPE_ARRAY) {
- pa_log("GetProperties argument is not an array.");
- goto fail;
- }
-
- dbus_message_iter_recurse(&arg_i, &element_i);
- while (dbus_message_iter_get_arg_type(&element_i) != DBUS_TYPE_INVALID) {
-
- if (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_DICT_ENTRY) {
- DBusMessageIter dict_i;
-
- dbus_message_iter_recurse(&element_i, &dict_i);
-
- parse_transport_property(u, &dict_i);
- }
-
- if (!dbus_message_iter_next(&element_i))
- break;
- }
-
- return bt_transport_config(u);
-
-fail:
- dbus_message_unref(r);
- return -1;
-}
-
-/* Run from main thread */
-static int init_bt(struct userdata *u) {
- pa_assert(u);
-
- shutdown_bt(u);
-
- u->stream_write_type = 0;
- u->service_write_type = 0;
- u->service_read_type = 0;
-
- if ((u->service_fd = bt_audio_service_open()) < 0) {
- pa_log_warn("Bluetooth audio service not available");
- return -1;
- }
-
- pa_log_debug("Connected to the bluetooth audio service");
-
- return 0;
+ u->sample_spec.format = PA_SAMPLE_S16LE;
+ u->sample_spec.channels = 1;
+ u->sample_spec.rate = 8000;
+ } else
+ bt_transport_config_a2dp(u);
}
/* Run from main thread */
/* check if profile has a transport */
t = pa_bluetooth_device_get_transport(d, u->profile);
- if (t) {
- u->transport = pa_xstrdup(t->path);
- return bt_transport_open(u);
- }
-
- if (get_caps(u, 0) < 0)
+ if (t == NULL) {
+ pa_log_warn("Profile has no transport");
return -1;
+ }
- pa_log_debug("Got device capabilities");
+ u->transport = pa_xstrdup(t->path);
- if (set_conf(u) < 0)
+ if (bt_transport_acquire(u, FALSE) < 0)
return -1;
- pa_log_debug("Connection to the device configured");
-
-#ifdef NOKIA
- if (USE_SCO_OVER_PCM(u)) {
- pa_log_debug("Configured to use SCO over PCM");
- return 0;
- }
-#endif
-
- pa_log_debug("Got the stream socket");
+ bt_transport_config(u);
return 0;
}
/* Run from main thread */
static void stop_thread(struct userdata *u) {
+ char *k;
+
pa_assert(u);
if (u->thread) {
u->hsp.source_state_changed_slot = NULL;
}
+ if (u->hsp.nrec_changed_slot) {
+ pa_hook_slot_free(u->hsp.nrec_changed_slot);
+ u->hsp.nrec_changed_slot = NULL;
+ }
+
if (u->sink) {
+ if (u->profile == PROFILE_HSP) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ }
+
pa_sink_unref(u->sink);
u->sink = NULL;
}
if (u->source) {
+ if (u->profile == PROFILE_HSP) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ }
+
pa_source_unref(u->source);
u->source = NULL;
}
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, u->core->mainloop, u->rtpoll);
-#ifdef NOKIA
if (USE_SCO_OVER_PCM(u)) {
- if (u->transport) {
- if (bt_transport_acquire(u, TRUE) < 0)
- return -1;
- } else if (start_stream_fd(u) < 0)
+ if (sco_over_pcm_state_update(u, FALSE) < 0) {
+ char *k;
+
+ if (u->sink) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->sink);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ u->sink = NULL;
+ }
+ if (u->source) {
+ k = pa_sprintf_malloc("bluetooth-device@%p", (void*) u->source);
+ pa_shared_remove(u->core, k);
+ pa_xfree(k);
+ u->source = NULL;
+ }
return -1;
+ }
pa_sink_ref(u->sink);
pa_source_ref(u->source);
/* FIXME: monitor stream_fd error */
return 0;
}
-#endif
if (!(u->thread = pa_thread_new("bluetooth", thread_func, u))) {
pa_log_error("Failed to create IO thread");
return 0;
}
+static void save_sco_volume_callbacks(struct userdata *u) {
+ pa_assert(u);
+ pa_assert(USE_SCO_OVER_PCM(u));
+
+ u->hsp.sco_sink_set_volume = u->hsp.sco_sink->set_volume;
+ u->hsp.sco_source_set_volume = u->hsp.sco_source->set_volume;
+}
+
+static void restore_sco_volume_callbacks(struct userdata *u) {
+ pa_assert(u);
+ pa_assert(USE_SCO_OVER_PCM(u));
+
+ pa_sink_set_set_volume_callback(u->hsp.sco_sink, u->hsp.sco_sink_set_volume);
+ pa_source_set_set_volume_callback(u->hsp.sco_source, u->hsp.sco_source_set_volume);
+}
+
/* Run from main thread */
static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
struct userdata *u;
if (device->headset_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_HSP) {
pa_log_warn("HSP is not connected, refused to switch profile");
return -PA_ERR_IO;
- }
- else if (device->audio_sink_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_A2DP) {
- pa_log_warn("A2DP is not connected, refused to switch profile");
+ } else if (device->audio_sink_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_A2DP) {
+ pa_log_warn("A2DP Sink is not connected, refused to switch profile");
return -PA_ERR_IO;
- }
- else if (device->hfgw_state <= PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_HFGW) {
+ } else if (device->audio_source_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_A2DP_SOURCE) {
+ pa_log_warn("A2DP Source is not connected, refused to switch profile");
+ return -PA_ERR_IO;
+ } else if (device->hfgw_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_HFGW) {
pa_log_warn("HandsfreeGateway is not connected, refused to switch profile");
return -PA_ERR_IO;
}
if (u->sink) {
inputs = pa_sink_move_all_start(u->sink, NULL);
-#ifdef NOKIA
+
if (!USE_SCO_OVER_PCM(u))
-#endif
pa_sink_unlink(u->sink);
}
if (u->source) {
outputs = pa_source_move_all_start(u->source, NULL);
-#ifdef NOKIA
+
if (!USE_SCO_OVER_PCM(u))
-#endif
pa_source_unlink(u->source);
}
stop_thread(u);
- shutdown_bt(u);
+
+ if (u->profile != PROFILE_OFF && u->transport) {
+ bt_transport_release(u);
+ pa_xfree(u->transport);
+ u->transport = NULL;
+ }
+
+ if (USE_SCO_OVER_PCM(u))
+ restore_sco_volume_callbacks(u);
u->profile = *d;
u->sample_spec = u->requested_sample_spec;
- init_bt(u);
+ if (USE_SCO_OVER_PCM(u))
+ save_sco_volume_callbacks(u);
if (u->profile != PROFILE_OFF)
init_profile(u);
return 0;
}
+static void create_ports_for_profile(struct userdata *u, const pa_bluetooth_device *device, pa_card_new_data *card_new_data, pa_card_profile *profile) {
+ pa_device_port *port;
+ enum profile *d;
+
+ d = PA_CARD_PROFILE_DATA(profile);
+
+ switch (*d) {
+ case PROFILE_A2DP:
+ pa_assert_se(port = pa_device_port_new(u->core, "a2dp-output", _("Bluetooth High Quality (A2DP)"), 0));
+ pa_assert_se(pa_hashmap_put(card_new_data->ports, port->name, port) >= 0);
+ port->is_output = 1;
+ port->is_input = 0;
+ port->priority = profile->priority * 100;
+ port->available = audio_state_to_availability(device->audio_sink_state);
+ pa_hashmap_put(port->profiles, profile->name, profile);
+ break;
+
+ case PROFILE_A2DP_SOURCE:
+ pa_assert_se(port = pa_device_port_new(u->core, "a2dp-input", _("Bluetooth High Quality (A2DP)"), 0));
+ pa_assert_se(pa_hashmap_put(card_new_data->ports, port->name, port) >= 0);
+ port->is_output = 0;
+ port->is_input = 1;
+ port->priority = profile->priority * 100;
+ port->available = audio_state_to_availability(device->audio_source_state);
+ pa_hashmap_put(port->profiles, profile->name, profile);
+ break;
+
+ case PROFILE_HSP:
+ pa_assert_se(port = pa_device_port_new(u->core, "hsp-output", _("Bluetooth Telephony (HSP/HFP)"), 0));
+ pa_assert_se(pa_hashmap_put(card_new_data->ports, port->name, port) >= 0);
+ port->is_output = 1;
+ port->is_input = 0;
+ port->priority = profile->priority * 100;
+ port->available = audio_state_to_availability(device->headset_state);
+ pa_hashmap_put(port->profiles, profile->name, profile);
+
+ pa_assert_se(port = pa_device_port_new(u->core, "hsp-input", _("Bluetooth Telephony (HSP/HFP)"), 0));
+ pa_assert_se(pa_hashmap_put(card_new_data->ports, port->name, port) >= 0);
+ port->is_output = 0;
+ port->is_input = 1;
+ port->priority = profile->priority * 100;
+ port->available = audio_state_to_availability(device->headset_state);
+ pa_hashmap_put(port->profiles, profile->name, profile);
+ break;
+
+ case PROFILE_HFGW:
+ pa_assert_se(port = pa_device_port_new(u->core, "hfgw-output", _("Bluetooth Handsfree Gateway"), 0));
+ pa_assert_se(pa_hashmap_put(card_new_data->ports, port->name, port) >= 0);
+ port->is_output = 1;
+ port->is_input = 0;
+ port->priority = profile->priority * 100;
+ port->available = audio_state_to_availability(device->hfgw_state);
+ pa_hashmap_put(port->profiles, profile->name, profile);
+
+ pa_assert_se(port = pa_device_port_new(u->core, "hfgw-input", _("Bluetooth Handsfree Gateway"), 0));
+ pa_assert_se(pa_hashmap_put(card_new_data->ports, port->name, port) >= 0);
+ port->is_output = 0;
+ port->is_input = 1;
+ port->priority = profile->priority * 100;
+ port->available = audio_state_to_availability(device->hfgw_state);
+ pa_hashmap_put(port->profiles, profile->name, profile);
+ break;
+
+ default:
+ pa_assert_not_reached();
+ }
+
+}
+
/* Run from main thread */
static int add_card(struct userdata *u, const pa_bluetooth_device *device) {
pa_card_new_data data;
d = PA_CARD_PROFILE_DATA(p);
*d = PROFILE_A2DP;
+ create_ports_for_profile(u, device, &data, p);
pa_hashmap_put(data.profiles, p->name, p);
}
d = PA_CARD_PROFILE_DATA(p);
*d = PROFILE_A2DP_SOURCE;
+ create_ports_for_profile(u, device, &data, p);
pa_hashmap_put(data.profiles, p->name, p);
}
d = PA_CARD_PROFILE_DATA(p);
*d = PROFILE_HSP;
+ create_ports_for_profile(u, device, &data, p);
pa_hashmap_put(data.profiles, p->name, p);
}
d = PA_CARD_PROFILE_DATA(p);
*d = PROFILE_HFGW;
+ create_ports_for_profile(u, device, &data, p);
pa_hashmap_put(data.profiles, p->name, p);
}
if ((device->headset_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_HSP) ||
(device->audio_sink_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_A2DP) ||
+ (device->audio_source_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_A2DP_SOURCE) ||
(device->hfgw_state < PA_BT_AUDIO_STATE_CONNECTED && *d == PROFILE_HFGW)) {
pa_log_warn("Default profile not connected, selecting off profile");
u->card->active_profile = pa_hashmap_get(u->card->profiles, "off");
d = PA_CARD_PROFILE_DATA(u->card->active_profile);
u->profile = *d;
+ if (USE_SCO_OVER_PCM(u))
+ save_sco_volume_callbacks(u);
+
return 0;
}
m->userdata = u = pa_xnew0(struct userdata, 1);
u->module = m;
u->core = m->core;
- u->service_fd = -1;
u->stream_fd = -1;
u->sample_spec = m->core->default_sample_spec;
u->modargs = ma;
-#ifdef NOKIA
if (pa_modargs_get_value(ma, "sco_sink", NULL) &&
!(u->hsp.sco_sink = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sco_sink", NULL), PA_NAMEREG_SINK))) {
pa_log("SCO sink not found");
pa_log("SCO source not found");
goto fail;
}
-#endif
if (pa_modargs_get_value_u32(ma, "rate", &u->sample_spec.rate) < 0 ||
u->sample_spec.rate <= 0 || u->sample_spec.rate > PA_RATE_MAX) {
if (add_card(u, device) < 0)
goto fail;
+ if (!(u->msg = pa_msgobject_new(bluetooth_msg)))
+ goto fail;
+
+ u->msg->parent.process_msg = device_process_msg;
+ u->msg->card = u->card;
+
if (!dbus_connection_add_filter(pa_dbus_connection_get(u->connection), filter_cb, u, NULL)) {
pa_log_error("Failed to add filter function");
goto fail;
pa_dbus_connection_get(u->connection), &err,
speaker,
mike,
+ "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.HandsfreeGateway',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.Headset',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.AudioSource',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.AudioSink',member='PropertyChanged'",
NULL) < 0) {
pa_xfree(speaker);
pa_xfree(speaker);
pa_xfree(mike);
- /* Connect to the BT service */
- init_bt(u);
-
if (u->profile != PROFILE_OFF)
if (init_profile(u) < 0)
goto fail;
void pa__done(pa_module *m) {
struct userdata *u;
+
pa_assert(m);
if (!(u = m->userdata))
return;
- if (u->sink
-#ifdef NOKIA
- && !USE_SCO_OVER_PCM(u)
-#endif
- )
+ if (u->sink && !USE_SCO_OVER_PCM(u))
pa_sink_unlink(u->sink);
- if (u->source
-#ifdef NOKIA
- && !USE_SCO_OVER_PCM(u)
-#endif
- )
+ if (u->source && !USE_SCO_OVER_PCM(u))
pa_source_unlink(u->source);
stop_thread(u);
+ if (USE_SCO_OVER_PCM(u))
+ restore_sco_volume_callbacks(u);
+
if (u->connection) {
if (u->path) {
speaker = pa_sprintf_malloc("type='signal',sender='org.bluez',interface='org.bluez.Headset',member='SpeakerGainChanged',path='%s'", u->path);
mike = pa_sprintf_malloc("type='signal',sender='org.bluez',interface='org.bluez.Headset',member='MicrophoneGainChanged',path='%s'", u->path);
- pa_dbus_remove_matches(pa_dbus_connection_get(u->connection),
- speaker,
- mike,
- NULL);
+ pa_dbus_remove_matches(pa_dbus_connection_get(u->connection), speaker, mike,
+ "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'",
+ "type='signal',sender='org.bluez',interface='org.bluez.HandsfreeGateway',member='PropertyChanged'",
+ NULL);
pa_xfree(speaker);
pa_xfree(mike);
pa_dbus_connection_unref(u->connection);
}
+ if (u->msg)
+ pa_xfree(u->msg);
+
if (u->card)
pa_card_free(u->card);
if (u->read_smoother)
pa_smoother_free(u->read_smoother);
- shutdown_bt(u);
-
if (u->a2dp.buffer)
pa_xfree(u->a2dp.buffer);
projects / profile / ivi / pulseaudio-panda.git / blobdiff