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DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7cc3dc02-8cd2-47ae-9613-08dbec365af5 X-MS-Exchange-CrossTenant-AuthSource: VI1PR04MB10073.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Nov 2023 15:10:40.3012 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: E0YMQLljn9IrzT1ZXPvd4B55hrXh21txTHsUhUfvVJRPwF6np4ETM+Lc9pltwwrgpD50hdmg9Xl/iXGlmiq92tU0eVIfZ9poI7rkFwUx29k= X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB6928 From: Claudia Draghicescu When registering both sink and source endpoints, the register endpoint method call results in 2 remote endpoints for each scanned broadcast source --- src/shared/bap.c | 73 ++++++++++++++++++++++++------------------------ src/shared/bap.h | 3 ++ 2 files changed, 40 insertions(+), 36 deletions(-) diff --git a/src/shared/bap.c b/src/shared/bap.c index 13bbcf793..d8a3adde6 100644 --- a/src/shared/bap.c +++ b/src/shared/bap.c @@ -629,7 +629,7 @@ static struct bt_bap_endpoint *bap_endpoint_new_broadcast(struct bt_bap_db *bdb, if (type == BT_BAP_BCAST_SINK) ep->dir = BT_BAP_BCAST_SOURCE; else - ep->dir = BT_BAP_BCAST_SINK; + ep->dir = 0; return ep; } @@ -1485,12 +1485,12 @@ static void ep_config_cb(struct bt_bap_stream *stream, int err) return; if (bt_bap_stream_get_type(stream) == BT_BAP_STREAM_TYPE_BCAST) { - if (bt_bap_stream_io_dir(stream) == BT_BAP_BCAST_SINK) + if (!bt_bap_stream_io_dir(stream)) stream_set_state_broadcast(stream, - BT_BAP_STREAM_STATE_QOS); + BT_BAP_STREAM_STATE_QOS); else if (bt_bap_stream_io_dir(stream) == BT_BAP_BCAST_SOURCE) stream_set_state_broadcast(stream, - BT_BAP_STREAM_STATE_CONFIG); + BT_BAP_STREAM_STATE_CONFIG); return; } @@ -2622,7 +2622,7 @@ struct bt_bap_pac *bt_bap_add_vendor_pac(struct gatt_db *db, struct iovec *metadata) { struct bt_bap_db *bdb; - struct bt_bap_pac *pac, *pac_broadcast_sink; + struct bt_bap_pac *pac; struct bt_bap_codec codec; if (!db) @@ -2650,15 +2650,6 @@ struct bt_bap_pac *bt_bap_add_vendor_pac(struct gatt_db *db, break; case BT_BAP_BCAST_SOURCE: bap_add_broadcast_source(pac); - if (queue_isempty(bdb->broadcast_sinks)) { - /* When adding a local broadcast source, add also a - * local broadcast sink - */ - pac_broadcast_sink = bap_pac_new(bdb, name, - BT_BAP_BCAST_SINK, &codec, qos, - data, metadata); - bap_add_broadcast_sink(pac_broadcast_sink); - } break; case BT_BAP_BCAST_SINK: bap_add_broadcast_sink(pac); @@ -4416,21 +4407,12 @@ void bt_bap_foreach_pac(struct bt_bap *bap, uint8_t type, func, user_data); case BT_BAP_SOURCE: return bap_foreach_pac(bap->ldb->sinks, bap->rdb->sources, - func, user_data); + func, user_data); case BT_BAP_BCAST_SOURCE: - if (queue_isempty(bap->rdb->broadcast_sources) - && queue_isempty(bap->rdb->broadcast_sinks)) - return bap_foreach_pac(bap->ldb->broadcast_sources, - bap->ldb->broadcast_sinks, - func, user_data); - - return bap_foreach_pac(bap->ldb->broadcast_sinks, - bap->rdb->broadcast_sources, - func, user_data); case BT_BAP_BCAST_SINK: return bap_foreach_pac(bap->ldb->broadcast_sinks, - bap->rdb->broadcast_sources, - func, user_data); + bap->rdb->broadcast_sources, + func, user_data); } } @@ -4475,6 +4457,20 @@ void *bt_bap_pac_get_user_data(struct bt_bap_pac *pac) return pac->user_data; } +bool bt_bap_pac_bcast_is_local(struct bt_bap *bap, struct bt_bap_pac *pac) +{ + if (!bap->ldb) + return false; + + if (queue_find(bap->ldb->broadcast_sinks, NULL, pac)) + return true; + + if (queue_find(bap->ldb->broadcast_sources, NULL, pac)) + return true; + + return false; +} + static bool find_ep_unused(const void *data, const void *user_data) { const struct bt_bap_endpoint *ep = data; @@ -4483,7 +4479,10 @@ static bool find_ep_unused(const void *data, const void *user_data) if (ep->stream) return false; - return ep->dir == match->rpac->type; + if (match->rpac) + return ep->dir == match->rpac->type; + else + return true; } static bool find_ep_pacs(const void *data, const void *user_data) @@ -4642,7 +4641,11 @@ struct bt_bap_stream *bt_bap_stream_new(struct bt_bap *bap, struct bt_bap_endpoint *ep; struct match_pac match; - if (!bap || !bap->rdb || queue_isempty(bap->remote_eps)) + if (!bap) + return NULL; + + if (!rpac && (lpac->type != BT_BAP_BCAST_SOURCE) + && queue_isempty(bap->remote_eps)) return NULL; if (lpac && rpac) { @@ -4679,7 +4682,9 @@ struct bt_bap_stream *bt_bap_stream_new(struct bt_bap *bap, return NULL; bt_bap_foreach_pac(bap, type, match_pac, &match); - if (!match.lpac || !match.rpac) + if (!match.lpac) + return NULL; + if (!match.rpac && (lpac->type != BT_BAP_BCAST_SOURCE)) return NULL; lpac = match.lpac; @@ -4861,12 +4866,12 @@ unsigned int bt_bap_stream_enable(struct bt_bap_stream *stream, queue_foreach(stream->links, bap_stream_enable_link, metadata); break; case BT_BAP_STREAM_TYPE_BCAST: - if (bt_bap_stream_io_dir(stream) == BT_BAP_BCAST_SINK) + if (!bt_bap_stream_io_dir(stream)) stream_set_state_broadcast(stream, - BT_BAP_STREAM_STATE_CONFIG); + BT_BAP_STREAM_STATE_CONFIG); else if (bt_bap_stream_io_dir(stream) == BT_BAP_BCAST_SOURCE) stream_set_state_broadcast(stream, - BT_BAP_STREAM_STATE_STREAMING); + BT_BAP_STREAM_STATE_STREAMING); return 1; } @@ -5399,10 +5404,6 @@ bool bt_bap_new_bcast_source(struct bt_bap *bap, const char *name) struct bt_bap_endpoint *ep; struct bt_bap_pac *pac_broadcast_source; - /* Add the remote source only if a local sink endpoint was registered */ - if (queue_isempty(bap->ldb->broadcast_sinks)) - return false; - /* Add the remote source only if a local sink endpoint was registered */ if (queue_isempty(bap->ldb->broadcast_sinks)) return false; diff --git a/src/shared/bap.h b/src/shared/bap.h index 23edbf4c6..2c8f9208e 100644 --- a/src/shared/bap.h +++ b/src/shared/bap.h @@ -317,3 +317,6 @@ void bt_bap_update_bcast_source(struct bt_bap_pac *pac, struct bt_bap_codec *codec, struct iovec *data, struct iovec *metadata); + +bool bt_bap_pac_bcast_is_local(struct bt_bap *bap, struct bt_bap_pac *pac); + From patchwork Thu Nov 23 15:10:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Silviu Florian Barbulescu X-Patchwork-Id: 746859 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="foYNBptZ" Received: from EUR01-DB5-obe.outbound.protection.outlook.com (mail-db5eur01on2050.outbound.protection.outlook.com [40.107.15.50]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DF34D41 for ; 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Thu, 23 Nov 2023 15:10:43 +0000 From: Silviu Florian Barbulescu To: linux-bluetooth@vger.kernel.org Cc: claudia.rosu@nxp.com, mihai-octavian.urzica@nxp.com, silviu.barbulescu@nxp.com, vlad.pruteanu@nxp.com, andrei.istodorescu@nxp.com, luiz.dentz@gmail.com, iulia.tanasescu@nxp.com Subject: [PATCH BlueZ v5 2/5] audio/bap: Fix source+sink endpoint registration Date: Thu, 23 Nov 2023 17:10:30 +0200 Message-Id: <20231123151033.22898-3-silviu.barbulescu@nxp.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231123151033.22898-1-silviu.barbulescu@nxp.com> References: <20231123151033.22898-1-silviu.barbulescu@nxp.com> X-ClientProxiedBy: AM0PR01CA0157.eurprd01.prod.exchangelabs.com (2603:10a6:208:aa::26) To VI1PR04MB10073.eurprd04.prod.outlook.com (2603:10a6:800:1dd::8) Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI1PR04MB10073:EE_|VI1PR04MB6928:EE_ X-MS-Office365-Filtering-Correlation-Id: 1a146a66-0610-4b6b-6fe9-08dbec365c94 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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struct match_ep match = { lpac, rpac }; - switch (bt_bap_pac_get_type(rpac)) { + switch (bt_bap_pac_get_type(lpac)) { case BT_BAP_BCAST_SOURCE: case BT_BAP_BCAST_SINK: queue = data->bcast; @@ -1073,13 +1073,13 @@ static struct bap_ep *ep_register_bcast(struct bap_data *data, if (device) ep->data->device = device; - switch (bt_bap_pac_get_type(rpac)) { - case BT_BAP_BCAST_SINK: + switch (bt_bap_pac_get_type(lpac)) { + case BT_BAP_BCAST_SOURCE: err = asprintf(&ep->path, "%s/pac_%s%d", adapter_get_path(adapter), suffix, i); ep->base = new0(struct iovec, 1); break; - case BT_BAP_BCAST_SOURCE: + case BT_BAP_BCAST_SINK: err = asprintf(&ep->path, "%s/pac_%s%d", device_get_path(device), suffix, i); ep->base = new0(struct iovec, 1); @@ -1101,7 +1101,15 @@ static struct bap_ep *ep_register_bcast(struct bap_data *data, ep_free(ep); return NULL; } - bt_bap_pac_set_user_data(rpac, ep->path); + + /* + * The broadcast source local endpoint has only lpac and broadcast + * sink local endpoint has a rpac and a lpac + */ + if (rpac) + bt_bap_pac_set_user_data(rpac, ep->path); + else + bt_bap_pac_set_user_data(lpac, ep->path); DBG("ep %p lpac %p rpac %p path %s", ep, ep->lpac, ep->rpac, ep->path); @@ -1792,7 +1800,7 @@ static void bap_listen_io_broadcast(struct bap_data *data, struct bap_ep *ep, error("%s", err->message); g_error_free(err); } - + ep->io = io; ep->data->listen_io = io; } @@ -1962,12 +1970,18 @@ static void pac_added_broadcast(struct bt_bap_pac *pac, void *user_data) { struct bap_data *data = user_data; - if (bt_bap_pac_get_type(pac) == BT_BAP_BCAST_SOURCE) - bt_bap_foreach_pac(data->bap, BT_BAP_BCAST_SOURCE, - pac_found_bcast, data); - else if (bt_bap_pac_get_type(pac) == BT_BAP_BCAST_SINK) - bt_bap_foreach_pac(data->bap, BT_BAP_BCAST_SINK, - pac_found_bcast, data); + /* + * If pac type is BT_BAP_BCAST_SOURCE locally create an endpoint + * without a remote pac. + * If pac type is BT_BAP_BCAST_SOURCE and remote then look for a + * local broadcast sink pac locally before creating an endpoint. + */ + if (bt_bap_pac_bcast_is_local(data->bap, pac) && + (bt_bap_pac_get_type(pac) == BT_BAP_BCAST_SOURCE)) + pac_found_bcast(pac, NULL, user_data); + else + bt_bap_foreach_pac(data->bap, bt_bap_pac_get_type(pac), + pac_found_bcast, data); } static bool ep_match_pac(const void *data, const void *match_data) From patchwork Thu Nov 23 15:10:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Silviu Florian Barbulescu X-Patchwork-Id: 746858 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="c/s90/85" Received: from EUR02-AM0-obe.outbound.protection.outlook.com (mail-am0eur02on2064.outbound.protection.outlook.com [40.107.247.64]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E3F06D67 for ; Thu, 23 Nov 2023 07:10:48 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=TdKyXbz7aF16Va/DDoNKOu5Xtm8B6QQOIkvf1pJkYziAK3UyDWcGcNa/NXejAuhgSdRbOSTXhheFFMnbvdQzuEwwXAhVeLo3dXdAuZcFNzoqCG3RPqQjhKFUYBYqN6hswwpsnXoeOc0MtPdng1QsIrdo84lMVixi1NDZgICJOAsrfe9JQyxVKAtUpieLlFd7cXjpXDZ1rPxLjnM19uZ68axoxyEfP9PdOSGMQkg0UiZBwvFmZngQ5l5ZmvZzuzTya/Bg/sPaVcoiVSnZwfNLIeLquvc1/az3nCRZsHoTRGcNiwPy5rCBptQN+IGsCiIZ1dXrnqN1bSC31l18QSH9RA== ARC-Message-Signature: i=1; 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}; +#define DEFAULT_IO_QOS \ +{ \ + .interval = 10000, \ + .latency = 10, \ + .sdu = 40, \ + .phy = 0x02, \ + .rtn = 2, \ +} + +static struct bt_iso_qos default_qos = { + .bcast = { + .big = BT_ISO_QOS_BIG_UNSET, + .bis = BT_ISO_QOS_BIS_UNSET, + .sync_factor = 0x07, + .packing = 0x00, + .framing = 0x00, + .in = DEFAULT_IO_QOS, + .out = DEFAULT_IO_QOS, + .encryption = 0x00, + .bcode = {0x00}, + .options = 0x00, + .skip = 0x0000, + .sync_timeout = 0x4000, + .sync_cte_type = 0x00, + .mse = 0x00, + .timeout = 0x4000, + } +}; + static struct queue *sessions; static bool bap_data_set_user_data(struct bap_data *data, void *user_data) @@ -254,7 +283,11 @@ static gboolean get_device(const GDBusPropertyTable *property, const char *path; if (bt_bap_pac_get_type(ep->lpac) == BT_BAP_BCAST_SOURCE) - path = adapter_get_path(ep->data->adapter); + /* + *Use remote endpoint path as fake device path + *for the remote broadcast source endpoint + */ + path = ep->path; else path = device_get_path(ep->data->device); @@ -379,101 +412,203 @@ static int parse_array(DBusMessageIter *iter, struct iovec *iov) return 0; } -static bool parse_base(void *data, size_t len, util_debug_func_t func, - uint32_t *presDelay, uint8_t *numSubgroups, uint8_t *numBis, - struct bt_bap_codec *codec, struct iovec **caps, - struct iovec **meta) +static void cleanup_subgroup(struct bt_bap_base_subgroup *subGroup) +{ + if (!subGroup) + return; + + if (subGroup->meta) + util_iov_free(subGroup->meta, 1); + + if (subGroup->caps) + util_iov_free(subGroup->caps, 1); + + while (!queue_isempty(subGroup->bises)) { + struct bt_bap_bis *bis = queue_peek_head(subGroup->bises); + + if (bis->caps) + util_iov_free(bis->caps, 1); + queue_remove(subGroup->bises, bis); + subGroup->numBises--; + } + queue_destroy(subGroup->bises, NULL); + + if (subGroup) + free(subGroup); +} + +static bool parse_base(struct bt_bap *bap, void *data, size_t len, + util_debug_func_t func, struct bt_bap_base *base) { + uint8_t numSubgroups; + uint8_t numBis; + struct iovec iov = { .iov_base = data, .iov_len = len, }; + util_debug(func, NULL, "BASE len %ld", len); + if (!base) + return false; - uint8_t capsLen, metaLen; - uint8_t *hexstream; + if (!util_iov_pull_le24(&iov, &base->presDelay)) + return false; + util_debug(func, NULL, "PresentationDelay %d", base->presDelay); - if (presDelay) { - if (!util_iov_pull_le24(&iov, presDelay)) - return false; - util_debug(func, NULL, "PresentationDelay %d", *presDelay); - } + if (!util_iov_pull_u8(&iov, &base->numSubgroups)) + return false; + util_debug(func, NULL, "NumSubgroups %d", base->numSubgroups); + numSubgroups = base->numSubgroups; - if (numSubgroups) { - if (!util_iov_pull_u8(&iov, numSubgroups)) - return false; - util_debug(func, NULL, "NumSubgroups %d", *numSubgroups); - } + for (int sg = 0; sg < numSubgroups; sg++) { + struct bt_bap_base_subgroup *subGroup = new0( + struct bt_bap_base_subgroup, 1); + uint8_t capsLen, metaLen; + uint8_t *hexstream; - if (numBis) { - if (!util_iov_pull_u8(&iov, numBis)) - return false; - util_debug(func, NULL, "NumBis %d", *numBis); - } + subGroup->subGroupIndex = sg; - if (codec) { - codec = util_iov_pull_mem(&iov, sizeof(*codec)); - if (!codec) - return false; + util_debug(func, NULL, "Subgroup #%d", sg); + subGroup->bap = bap; + subGroup->bises = queue_new(); + + if (!util_iov_pull_u8(&iov, &numBis)) { + cleanup_subgroup(subGroup); + goto fail; + } + util_debug(func, NULL, "NumBis %d", numBis); + subGroup->numBises = numBis; + + memcpy(&subGroup->codec, util_iov_pull_mem(&iov, + sizeof(struct bt_bap_codec)), sizeof(struct bt_bap_codec)); util_debug(func, NULL, "%s: ID %d CID 0x%2.2x VID 0x%2.2x", - "Codec", codec->id, codec->cid, codec->vid); - } + "Codec", subGroup->codec.id, subGroup->codec.cid, + subGroup->codec.vid); + if (!util_iov_pull_u8(&iov, &capsLen)) { + cleanup_subgroup(subGroup); + goto fail; + } - if (!util_iov_pull_u8(&iov, &capsLen)) - return false; - util_debug(func, NULL, "CC Len %d", capsLen); + util_debug(func, NULL, "CC Len %d", capsLen); - if (!capsLen) - return false; - if (caps) { - if (!(*caps)) - *caps = new0(struct iovec, 1); - (*caps)->iov_len = capsLen; - (*caps)->iov_base = iov.iov_base; - } + subGroup->caps = new0(struct iovec, 1); + util_iov_memcpy(subGroup->caps, iov.iov_base, capsLen); + DBG("subgroup caps len %ld", subGroup->caps->iov_len); - for (int i = 0; capsLen > 1; i++) { - struct bt_ltv *ltv = util_iov_pull_mem(&iov, sizeof(*ltv)); - uint8_t *caps; + for (int i = 0; capsLen > 1; i++) { + struct bt_ltv *ltv = util_iov_pull_mem(&iov, + sizeof(*ltv)); + uint8_t *caps; - if (!ltv) { - util_debug(func, NULL, "Unable to parse %s", - "Capabilities"); - return false; + if (!ltv) { + util_debug(func, NULL, "Unable to parse %s", + "Capabilities"); + cleanup_subgroup(subGroup); + goto fail; + } + + util_debug(func, NULL, "%s #%u: len %u type %u", + "CC", i, ltv->len, ltv->type); + + caps = util_iov_pull_mem(&iov, ltv->len - 1); + if (!caps) { + util_debug(func, NULL, "Unable to parse %s", + "CC"); + cleanup_subgroup(subGroup); + goto fail; + } + util_hexdump(' ', caps, ltv->len - 1, func, NULL); + + capsLen -= (ltv->len + 1); } - util_debug(func, NULL, "%s #%u: len %u type %u", - "CC", i, ltv->len, ltv->type); + if (!util_iov_pull_u8(&iov, &metaLen)) { + cleanup_subgroup(subGroup); + goto fail; + } + util_debug(func, NULL, "Metadata Len %d", metaLen); - caps = util_iov_pull_mem(&iov, ltv->len - 1); - if (!caps) { - util_debug(func, NULL, "Unable to parse %s", - "CC"); - return false; + subGroup->meta = new0(struct iovec, 1); + subGroup->meta->iov_len = metaLen; + subGroup->meta->iov_base = iov.iov_base; + + hexstream = util_iov_pull_mem(&iov, metaLen); + if (!hexstream) { + cleanup_subgroup(subGroup); + goto fail; } - util_hexdump(' ', caps, ltv->len - 1, func, NULL); + util_hexdump(' ', hexstream, metaLen, func, NULL); - capsLen -= (ltv->len + 1); - } + for (int bis_sg = 0; bis_sg < subGroup->numBises; bis_sg++) { + struct bt_bap_bis *bis; + uint8_t capsLen; + uint8_t crtBis; - if (!util_iov_pull_u8(&iov, &metaLen)) - return false; - util_debug(func, NULL, "Metadata Len %d", metaLen); + if (!util_iov_pull_u8(&iov, &crtBis)) { + cleanup_subgroup(subGroup); + goto fail; + } + util_debug(func, NULL, "BIS #%d", crtBis); - if (!metaLen) - return false; - if (meta) { - if (!(*meta)) - *meta = new0(struct iovec, 1); - (*meta)->iov_len = metaLen; - (*meta)->iov_base = iov.iov_base; - } + bis = new0(struct bt_bap_bis, 1); + bis->bisIndex = crtBis; - hexstream = util_iov_pull_mem(&iov, metaLen); - if (!hexstream) - return false; - util_hexdump(' ', hexstream, metaLen, func, NULL); + if (!util_iov_pull_u8(&iov, &capsLen)) { + cleanup_subgroup(subGroup); + goto fail; + } + util_debug(func, NULL, "CC Len %d", capsLen); + + bis->caps = new0(struct iovec, 1); + bis->caps->iov_len = capsLen; + util_iov_memcpy(bis->caps, iov.iov_base, capsLen); + DBG("bis caps len %ld", bis->caps->iov_len); + + for (int i = 0; capsLen > 1; i++) { + struct bt_ltv *ltv = util_iov_pull_mem(&iov, + sizeof(*ltv)); + uint8_t *caps; + + if (!ltv) { + util_debug(func, NULL, "Unable to parse %s", + "Capabilities"); + cleanup_subgroup(subGroup); + goto fail; + } + + util_debug(func, NULL, "%s #%u: len %u type %u", + "CC", i, ltv->len, ltv->type); + + caps = util_iov_pull_mem(&iov, ltv->len - 1); + if (!caps) { + util_debug(func, NULL, + "Unable to parse %s", "CC"); + cleanup_subgroup(subGroup); + goto fail; + } + util_hexdump(' ', caps, ltv->len - 1, func, + NULL); + + capsLen -= (ltv->len + 1); + } + + queue_push_tail(subGroup->bises, bis); + } + queue_push_tail(base->subgroups, subGroup); + } return true; + +fail: + while (!queue_isempty(base->subgroups)) { + struct bt_bap_base_subgroup *subGroup = + queue_peek_head(base->subgroups); + cleanup_subgroup(subGroup); + base->numSubgroups--; + } + util_debug(func, NULL, "Unable to parse %s", "Base"); + + return false; } static int parse_io_qos(const char *key, int var, DBusMessageIter *iter, @@ -556,6 +691,16 @@ static int parse_bcast_qos(const char *key, int var, DBusMessageIter *iter, return -EINVAL; dbus_message_iter_get_basic(iter, &qos->bcast.encryption); + } else if (!strcasecmp(key, "BIG")) { + if (var != DBUS_TYPE_BYTE) + return -EINVAL; + + dbus_message_iter_get_basic(iter, &qos->bcast.big); + } else if (!strcasecmp(key, "BIS")) { + if (var != DBUS_TYPE_BYTE) + return -EINVAL; + + dbus_message_iter_get_basic(iter, &qos->bcast.bis); } else if (!strcasecmp(key, "Options")) { if (var != DBUS_TYPE_BYTE) return -EINVAL; @@ -653,10 +798,12 @@ static int parse_qos(DBusMessageIter *iter, struct bt_bap_qos *qos, static int parse_configuration(DBusMessageIter *props, struct iovec **caps, struct iovec **metadata, struct iovec **base, - struct bt_bap_qos *qos) + struct bt_bap_qos *qos, + struct bt_bap_base *base_s) { const char *key; struct iovec iov; + base_s->subgroups = NULL; memset(&iov, 0, sizeof(iov)); @@ -702,14 +849,10 @@ static int parse_configuration(DBusMessageIter *props, struct iovec **caps, } if (*base) { - uint32_t presDelay; - uint8_t numSubgroups, numBis; - struct bt_bap_codec codec; - util_iov_memcpy(*base, (*caps)->iov_base, (*caps)->iov_len); - parse_base((*caps)->iov_base, (*caps)->iov_len, bap_debug, - &presDelay, &numSubgroups, &numBis, &codec, - caps, NULL); + base_s->subgroups = queue_new(); + parse_base(NULL, (*caps)->iov_base, (*caps)->iov_len, + bap_debug, base_s); } return 0; @@ -796,12 +939,53 @@ static void bap_io_close(struct bap_ep *ep) ep->cig_active = false; } +static bool match_bis_by_id(const void *data, const void *user_data) +{ + int32_t bis_id = PTR_TO_INT(user_data); + const struct bt_bap_bis *bis = data; + + return bis->bisIndex == bis_id; +} + +static int get_number_bises_in_base(struct queue *subgroups) +{ + const struct queue_entry *entry; + struct bt_bap_base_subgroup *subgroup; + int nr_bis = 0; + + for (entry = queue_get_entries(subgroups); entry; + entry = entry->next) { + subgroup = entry->data; + nr_bis += subgroup->numBises; + } + + return nr_bis; +} + +static int get_number_bcast_source_ep(struct bap_ep *ep) +{ + const struct queue_entry *entry; + struct bap_ep *current_ep; + int nr_ep = 0; + + for (entry = queue_get_entries(ep->data->bcast); entry; + entry = entry->next) { + current_ep = entry->data; + if (bt_bap_pac_get_type(current_ep->lpac) == + BT_BAP_BCAST_SOURCE) + nr_ep++; + } + + return nr_ep; +} + static DBusMessage *set_configuration(DBusConnection *conn, DBusMessage *msg, void *data) { struct bap_ep *ep = data; const char *path; DBusMessageIter args, props; + struct bt_bap_base parse_bap_base; if (ep->msg) return btd_error_busy(msg); @@ -832,11 +1016,57 @@ static DBusMessage *set_configuration(DBusConnection *conn, DBusMessage *msg, } if (parse_configuration(&props, &ep->caps, &ep->metadata, - &ep->base, &ep->qos) < 0) { + &ep->base, &ep->qos, &parse_bap_base) < 0) { DBG("Unable to parse configuration"); return btd_error_invalid_args(msg); } + if (bt_bap_pac_get_type(ep->lpac) == BT_BAP_BCAST_SOURCE) { + unsigned int nr_ep = 1; + unsigned int nr_bises; + const struct queue_entry *entry; + struct bt_bap_bis *curent_bis = NULL; + struct bt_bap_base_subgroup *subgroup; + + for (entry = queue_get_entries(parse_bap_base.subgroups); + entry; entry = entry->next) { + subgroup = entry->data; + curent_bis = queue_find(subgroup->bises, + match_bis_by_id, + INT_TO_PTR(ep->qos.bcast.bis)); + if(curent_bis != NULL) + break; + } + + if (curent_bis == NULL) { + DBG("Unable to find BIS"); + return btd_error_invalid_args(msg); + } + util_iov_free(ep->caps, 1); + ep->caps = new0(struct iovec, 1); + bt_bap_ltv_merge(ep->caps, subgroup->caps, false); + bt_bap_ltv_merge(ep->caps, curent_bis->caps, false); + + nr_ep = get_number_bcast_source_ep(ep); + nr_bises = get_number_bises_in_base(parse_bap_base.subgroups); + if (nr_ep < nr_bises) { + for (uint8_t i = 0; i < nr_bises-1; i++) + bt_bap_add_vendor_pac_from_pac(ep->lpac); + } + } else if ((bt_bap_pac_get_type(ep->rpac) == BT_BAP_BCAST_SOURCE) && + (bt_bap_pac_get_type(ep->lpac) == BT_BAP_BCAST_SINK)) { + util_iov_free(ep->caps, 1); + ep->caps = new0(struct iovec, 1); + bt_bap_ltv_merge(ep->caps, bt_bap_pac_get_data(ep->rpac), + false); + } + /* + * Kernel uses bis id as advertising handler. To open all BISes from + * a big on the same advertisng handler set the bis + * to BT_ISO_QOS_BIS_UNSET + */ + ep->qos.bcast.bis = BT_ISO_QOS_BIS_UNSET; + /* TODO: Check if stream capabilities match add support for Latency * and PHY. */ @@ -848,7 +1078,7 @@ static DBusMessage *set_configuration(DBusConnection *conn, DBusMessage *msg, config_cb, ep); if (!ep->id) { DBG("Unable to config stream"); - free(ep->caps); + util_iov_free(ep->caps, 1); ep->caps = NULL; return btd_error_invalid_args(msg); } @@ -901,31 +1131,16 @@ static void update_bcast_qos(struct bt_iso_qos *qos, sizeof(qos->bcast.bcode)); } -static bool match_ep_type(const void *data, const void *user_data) -{ - const struct bap_ep *ep = data; - - return (bt_bap_pac_get_type(ep->lpac) == PTR_TO_INT(user_data)); -} - static void iso_bcast_confirm_cb(GIOChannel *io, GError *err, void *user_data) { - struct bap_data *data = user_data; + struct bap_ep *ep = user_data; struct bt_iso_qos qos; - struct bt_iso_base base; char address[18]; - struct bap_ep *ep; int fd; - struct iovec *base_io; - uint32_t presDelay; - uint8_t numSubgroups; - uint8_t numBis; - struct bt_bap_codec codec; bt_io_get(io, &err, BT_IO_OPT_DEST, address, BT_IO_OPT_QOS, &qos, - BT_IO_OPT_BASE, &base, BT_IO_OPT_INVALID); if (err) { error("%s", err->message); @@ -934,29 +1149,15 @@ static void iso_bcast_confirm_cb(GIOChannel *io, GError *err, void *user_data) } g_io_channel_ref(io); - btd_service_connecting_complete(data->service, 0); + btd_service_connecting_complete(ep->data->service, 0); DBG("BCAST ISO: sync with %s (BIG 0x%02x BIS 0x%02x)", address, qos.bcast.big, qos.bcast.bis); - ep = queue_find(data->bcast, match_ep_type, - INT_TO_PTR(BT_BAP_BCAST_SINK)); - if (!ep) - return; - update_bcast_qos(&qos, &ep->qos); - base_io = new0(struct iovec, 1); - util_iov_memcpy(base_io, base.base, base.base_len); - - parse_base(base_io->iov_base, base_io->iov_len, bap_debug, - &presDelay, &numSubgroups, &numBis, - &codec, &ep->caps, &ep->metadata); - - /* Update pac with BASE information */ - bt_bap_update_bcast_source(ep->rpac, &codec, ep->caps, ep->metadata); ep->id = bt_bap_stream_config(ep->stream, &ep->qos, ep->caps, NULL, NULL); - data->listen_io = io; + ep->data->listen_io = io; bt_bap_stream_set_user_data(ep->stream, ep->path); @@ -968,25 +1169,39 @@ static void iso_bcast_confirm_cb(GIOChannel *io, GError *err, void *user_data) return; } - return; drop: g_io_channel_shutdown(io, TRUE, NULL); - } static void iso_pa_sync_confirm_cb(GIOChannel *io, void *user_data) { GError *err = NULL; + struct bt_iso_base base; + char address[18]; + struct bt_bap_base base_s; + struct bap_data *data = user_data; + struct bt_iso_qos qos; - if (!bt_io_bcast_accept(io, iso_bcast_confirm_cb, - user_data, NULL, &err, BT_IO_OPT_INVALID)) { - error("bt_io_bcast_accept: %s", err->message); + bt_io_get(io, &err, + BT_IO_OPT_DEST, address, + BT_IO_OPT_QOS, &qos, + BT_IO_OPT_BASE, &base, + BT_IO_OPT_INVALID); + if (err) { + error("%s", err->message); g_error_free(err); - g_io_channel_shutdown(io, TRUE, NULL); + return; } + g_io_channel_ref(io); + data->listen_io = io; + btd_service_connecting_complete(data->service, 0); + base_s.subgroups = queue_new(); + parse_base(data->bap, base.base, base.base_len, bap_debug, &base_s); + + bt_bap_update_bcast_source(NULL, &base_s); } static bool match_data_bap_data(const void *data, const void *match_data) @@ -1082,6 +1297,7 @@ static struct bap_ep *ep_register_bcast(struct bap_data *data, case BT_BAP_BCAST_SINK: err = asprintf(&ep->path, "%s/pac_%s%d", device_get_path(device), suffix, i); + ep->io = data->listen_io; ep->base = new0(struct iovec, 1); break; } @@ -1103,7 +1319,7 @@ static struct bap_ep *ep_register_bcast(struct bap_data *data, } /* - * The broadcast source local endpoint has only lpac and broadcast + * The broadcast source local endpoint has only lpac and broadcast * sink local endpoint has a rpac and a lpac */ if (rpac) @@ -1587,9 +1803,12 @@ static gboolean bap_io_disconnected(GIOChannel *io, GIOCondition cond, bap_io_close(ep); - /* Check if connecting recreate IO */ - if (!is_cig_busy(ep->data, ep->qos.ucast.cig_id)) - recreate_cig(ep); + if (bt_bap_stream_get_type(ep->stream) == + BT_BAP_STREAM_TYPE_UCAST) { + /* Check if connecting recreate IO */ + if (!is_cig_busy(ep->data, ep->qos.ucast.cig_id)) + recreate_cig(ep); + } return FALSE; } @@ -1680,7 +1899,7 @@ static void bap_connect_io(struct bap_data *data, struct bap_ep *ep, static void bap_connect_io_broadcast(struct bap_data *data, struct bap_ep *ep, struct bt_bap_stream *stream, - struct bt_iso_qos *qos) + struct bt_iso_qos *qos, int defer) { struct btd_adapter *adapter = data->user_data; GIOChannel *io = NULL; @@ -1716,7 +1935,7 @@ static void bap_connect_io_broadcast(struct bap_data *data, struct bap_ep *ep, BT_IO_OPT_MODE, BT_IO_MODE_ISO, BT_IO_OPT_QOS, qos, BT_IO_OPT_BASE, &base, - BT_IO_OPT_DEFER_TIMEOUT, false, + BT_IO_OPT_DEFER_TIMEOUT, defer, BT_IO_OPT_INVALID); if (!io) { @@ -1768,42 +1987,28 @@ static void bap_listen_io(struct bap_data *data, struct bt_bap_stream *stream, static void bap_listen_io_broadcast(struct bap_data *data, struct bap_ep *ep, struct bt_bap_stream *stream, struct bt_iso_qos *qos) { - GIOChannel *io; GError *err = NULL; struct sockaddr_iso_bc iso_bc_addr; iso_bc_addr.bc_bdaddr_type = btd_device_get_bdaddr_type(data->device); memcpy(&iso_bc_addr.bc_bdaddr, device_get_address(data->device), sizeof(bdaddr_t)); - iso_bc_addr.bc_bis[0] = 1; iso_bc_addr.bc_num_bis = 1; + iso_bc_addr.bc_bis[0] = strtol(bt_bap_pac_get_name(ep->rpac), NULL, 10); DBG("stream %p", stream); - /* If IO already set skip creating it again */ - if (bt_bap_stream_get_io(stream) || data->listen_io) - return; - - io = bt_io_listen(NULL, iso_pa_sync_confirm_cb, ep->data, NULL, &err, - BT_IO_OPT_SOURCE_BDADDR, - btd_adapter_get_address(ep->data->adapter), - BT_IO_OPT_DEST_BDADDR, - device_get_address(data->device), - BT_IO_OPT_DEST_TYPE, - btd_device_get_bdaddr_type(data->device), - BT_IO_OPT_MODE, BT_IO_MODE_ISO, - BT_IO_OPT_QOS, &qos->bcast, - BT_IO_OPT_ISO_BC_NUM_BIS, iso_bc_addr.bc_num_bis, - BT_IO_OPT_ISO_BC_BIS, iso_bc_addr.bc_bis, - BT_IO_OPT_INVALID); - if (!io) { - error("%s", err->message); + if (!bt_io_bcast_accept(ep->data->listen_io, iso_bcast_confirm_cb, + ep, NULL, &err, + BT_IO_OPT_ISO_BC_NUM_BIS, + iso_bc_addr.bc_num_bis, BT_IO_OPT_ISO_BC_BIS, + iso_bc_addr.bc_bis, BT_IO_OPT_INVALID)) { + error("bt_io_bcast_accept: %s", err->message); g_error_free(err); + g_io_channel_shutdown(ep->data->listen_io, TRUE, NULL); } - ep->io = io; - ep->data->listen_io = io; - } + static void bap_create_ucast_io(struct bap_data *data, struct bap_ep *ep, struct bt_bap_stream *stream, int defer) { @@ -1838,9 +2043,6 @@ static void bap_create_bcast_io(struct bap_data *data, struct bap_ep *ep, memset(&iso_qos, 0, sizeof(iso_qos)); - if (!defer) - goto done; - iso_qos.bcast.big = ep->qos.bcast.big; iso_qos.bcast.bis = ep->qos.bcast.bis; iso_qos.bcast.sync_factor = ep->qos.bcast.sync_factor; @@ -1857,9 +2059,9 @@ static void bap_create_bcast_io(struct bap_data *data, struct bap_ep *ep, iso_qos.bcast.timeout = ep->qos.bcast.timeout; memcpy(&iso_qos.bcast.out, &ep->qos.bcast.io_qos, sizeof(struct bt_iso_io_qos)); -done: + if (bt_bap_pac_get_type(ep->lpac) == BT_BAP_BCAST_SOURCE) - bap_connect_io_broadcast(data, ep, stream, &iso_qos); + bap_connect_io_broadcast(data, ep, stream, &iso_qos, defer); else bap_listen_io_broadcast(data, ep, stream, &iso_qos); } @@ -1884,6 +2086,31 @@ static void bap_create_io(struct bap_data *data, struct bap_ep *ep, break; } } +/* + * Function test_linked_streams_state will check if all linked streams + * have the test state. + * If all streams are in test_state returns true; Else returns false + */ +static bool test_linked_streams_state(struct bt_bap_stream *stream, + uint8_t test_state) +{ + const struct queue_entry *entry; + struct bt_bap_stream *linked_stream; + struct queue *links; + + links = bt_bap_stream_io_get_links(stream); + + if (!links) + return true; + + for (entry = queue_get_entries(links); entry; entry = entry->next) { + linked_stream = entry->data; + if (bt_bap_stream_get_state(linked_stream) != test_state) + return false; + } + + return true; +} static void bap_state(struct bt_bap_stream *stream, uint8_t old_state, uint8_t new_state, void *user_data) @@ -1915,15 +2142,26 @@ static void bap_state(struct bt_bap_stream *stream, uint8_t old_state, break; case BT_BAP_STREAM_STATE_CONFIG: if (ep && !ep->id) { - bap_create_io(data, ep, stream, true); - if (!ep->io) { - error("Unable to create io"); - bt_bap_stream_release(stream, NULL, NULL); - return; - } - if (bt_bap_stream_get_type(stream) == + BT_BAP_STREAM_TYPE_BCAST) { + bool defer = !test_linked_streams_state(stream, + BT_BAP_STREAM_STATE_CONFIG); + bap_create_io(data, ep, stream, defer); + if (!ep->io) { + error("Unable to create io"); + bt_bap_stream_release(stream, + NULL, NULL); + return; + } + } else if (bt_bap_stream_get_type(stream) == BT_BAP_STREAM_TYPE_UCAST) { + bap_create_io(data, ep, stream, true); + if (!ep->io) { + error("Unable to create io"); + bt_bap_stream_release(stream, + NULL, NULL); + return; + } /* Wait QoS response to respond */ ep->id = bt_bap_stream_qos(stream, &ep->qos, qos_cb, ep); @@ -2237,6 +2475,12 @@ static int bap_bcast_probe(struct btd_service *service) struct btd_gatt_database *database = btd_adapter_get_database(adapter); struct bap_data *data = btd_service_get_user_data(service); char addr[18]; + GIOChannel *io; + GError *err = NULL; + struct sockaddr_iso_bc iso_bc_addr; + + iso_bc_addr.bc_bis[0] = 1; + iso_bc_addr.bc_num_bis = 1; ba2str(device_get_address(device), addr); @@ -2275,7 +2519,24 @@ static int bap_bcast_probe(struct btd_service *service) bt_bap_set_user_data(data->bap, service); - bt_bap_new_bcast_source(data->bap, device_get_path(device)); + DBG("Create PA sync with source"); + io = bt_io_listen(NULL, iso_pa_sync_confirm_cb, data, NULL, &err, + BT_IO_OPT_SOURCE_BDADDR, + btd_adapter_get_address(data->adapter), + BT_IO_OPT_DEST_BDADDR, + device_get_address(data->device), + BT_IO_OPT_DEST_TYPE, + btd_device_get_bdaddr_type(data->device), + BT_IO_OPT_MODE, BT_IO_MODE_ISO, + BT_IO_OPT_QOS, &default_qos, + BT_IO_OPT_ISO_BC_NUM_BIS, iso_bc_addr.bc_num_bis, + BT_IO_OPT_ISO_BC_BIS, iso_bc_addr.bc_bis, + BT_IO_OPT_INVALID); + if (!io) { + error("%s", err->message); + g_error_free(err); + } + return 0; } diff --git a/src/shared/bap.c b/src/shared/bap.c index d8a3adde6..9593c77cf 100644 --- a/src/shared/bap.c +++ b/src/shared/bap.c @@ -254,6 +254,8 @@ static struct queue *bap_db; static struct queue *bap_cbs; static struct queue *sessions; +static bool bt_bap_new_bcast_sink(struct bt_bap *bap); + static bool bap_db_match(const void *data, const void *match_data) { const struct bt_bap_db *bdb = data; @@ -1111,7 +1113,8 @@ static struct bt_bap_stream_io *stream_get_io(struct bt_bap_stream *stream) return stream->io; io = NULL; - queue_foreach(stream->links, stream_find_io, &io); + if (bt_bap_stream_get_type(stream) == BT_BAP_STREAM_TYPE_UCAST) + queue_foreach(stream->links, stream_find_io, &io); return io; } @@ -1323,6 +1326,12 @@ static void stream_set_state_broadcast(struct bt_bap_stream *stream, bt_bap_ref(bap); + switch (stream->ep->state) { + case BT_ASCS_ASE_STATE_QOS: + bap_stream_update_io_links(stream); + break; + } + for (entry = queue_get_entries(bap->state_cbs); entry; entry = entry->next) { struct bt_bap_state *state = entry->data; @@ -2357,33 +2366,18 @@ static struct bt_bap_pac *bap_pac_find(struct bt_bap_db *bdb, uint8_t type, return NULL; } -static void *ltv_merge(struct iovec *data, struct iovec *cont) -{ - uint8_t delimiter = 0; - - if (!data) - return NULL; - - if (!cont || !cont->iov_len || !cont->iov_base) - return data->iov_base; - - iov_append(data, sizeof(delimiter), &delimiter); - - return iov_append(data, cont->iov_len, cont->iov_base); -} - static void bap_pac_merge(struct bt_bap_pac *pac, struct iovec *data, struct iovec *metadata) { /* Merge data into existing record */ if (pac->data) - ltv_merge(pac->data, data); + bt_bap_ltv_merge(pac->data, data, true); else pac->data = util_iov_dup(data, 1); /* Merge metadata into existing record */ if (pac->metadata) - ltv_merge(pac->metadata, metadata); + bt_bap_ltv_merge(pac->metadata, metadata, true); else pac->metadata = util_iov_dup(metadata, 1); } @@ -2614,6 +2608,20 @@ static void notify_session_pac_added(void *data, void *user_data) queue_foreach(bap->pac_cbs, notify_pac_added, user_data); } +struct bt_bap_pac *bt_bap_add_vendor_pac_from_pac(struct bt_bap_pac *pac) +{ + struct bt_bap_pac *new_pac; + + new_pac = bt_bap_add_vendor_pac(pac->bdb->db, pac->name, pac->type, + pac->codec.id, + pac->codec.cid, + pac->codec.cid, + &pac->qos, pac->data, + pac->metadata); + bt_bap_pac_set_ops(new_pac, pac->ops, pac->user_data); + return new_pac; +} + struct bt_bap_pac *bt_bap_add_vendor_pac(struct gatt_db *db, const char *name, uint8_t type, uint8_t id, uint16_t cid, uint16_t vid, @@ -2671,7 +2679,7 @@ struct bt_bap_pac *bt_bap_add_pac(struct gatt_db *db, const char *name, struct iovec *metadata) { return bt_bap_add_vendor_pac(db, name, type, id, 0x0000, 0x0000, qos, - data, metadata); + data, metadata); } uint8_t bt_bap_pac_get_type(struct bt_bap_pac *pac) @@ -2701,6 +2709,14 @@ uint32_t bt_bap_pac_get_locations(struct bt_bap_pac *pac) } } +struct iovec *bt_bap_pac_get_data(struct bt_bap_pac *pac) +{ + if (!pac) + return 0x00; + + return pac->data; +} + uint16_t bt_bap_pac_get_supported_context(struct bt_bap_pac *pac) { struct bt_pacs *pacs; @@ -2783,12 +2799,26 @@ static void notify_session_pac_removed(void *data, void *user_data) bool bt_bap_pac_set_ops(struct bt_bap_pac *pac, struct bt_bap_pac_ops *ops, void *user_data) { + const struct queue_entry *entry = NULL; + struct bt_bap_pac *pac_entry; + if (!pac) return false; pac->ops = ops; pac->user_data = user_data; + if (pac->type == BT_BAP_BCAST_SOURCE) { + for (entry = queue_get_entries(pac->bdb->broadcast_sources); + entry != NULL; entry = entry->next) { + pac_entry = entry->data; + if (pac_entry != pac) { + pac_entry->ops = ops; + pac_entry->user_data = user_data; + } + } + } + return true; } @@ -4471,6 +4501,11 @@ bool bt_bap_pac_bcast_is_local(struct bt_bap *bap, struct bt_bap_pac *pac) return false; } +char *bt_bap_pac_get_name(struct bt_bap_pac *pac) +{ + return pac->name; +} + static bool find_ep_unused(const void *data, const void *user_data) { const struct bt_bap_endpoint *ep = data; @@ -4591,7 +4626,6 @@ unsigned int bt_bap_stream_config(struct bt_bap_stream *stream, if (stream->lpac->type == BT_BAP_BCAST_SINK) { if (data) stream_config(stream, data, NULL); - stream_set_state(stream, BT_BAP_STREAM_STATE_CONFIG); } return 1; } @@ -4682,7 +4716,7 @@ struct bt_bap_stream *bt_bap_stream_new(struct bt_bap *bap, return NULL; bt_bap_foreach_pac(bap, type, match_pac, &match); - if (!match.lpac) + if ((!match.lpac) || (!lpac)) return NULL; if (!match.rpac && (lpac->type != BT_BAP_BCAST_SOURCE)) return NULL; @@ -4699,7 +4733,15 @@ struct bt_bap_stream *bt_bap_stream_new(struct bt_bap *bap, if (!ep) { /* Check for unused ASE */ ep = queue_find(bap->remote_eps, find_ep_unused, &match); - if (!ep) { + if (!ep && lpac->type == BT_BAP_BCAST_SOURCE) { + bt_bap_new_bcast_sink(bap); + ep = queue_find(bap->remote_eps, find_ep_unused, + &match); + if (!ep) { + DBG(bap, "Unable to find unused ASE"); + return NULL; + } + } else if (!ep) { DBG(bap, "Unable to find unused ASE"); return NULL; } @@ -4712,6 +4754,15 @@ struct bt_bap_stream *bt_bap_stream_new(struct bt_bap *bap, return stream; } +void bt_bap_stream_foreach_link(struct bt_bap_stream *stream, + queue_foreach_func_t function, void *user_data) +{ + if (bt_bap_stream_get_type(stream) == + BT_BAP_STREAM_TYPE_UCAST) + queue_foreach(bt_bap_stream_io_get_links(stream), + function, user_data); +} + struct bt_bap *bt_bap_stream_get_session(struct bt_bap_stream *stream) { if (!stream) @@ -4839,7 +4890,16 @@ static void bap_stream_enable_link(void *data, void *user_data) struct bt_bap_stream *stream = data; struct iovec *metadata = user_data; - bap_stream_metadata(stream, BT_ASCS_ENABLE, metadata, NULL, NULL); + switch (bt_bap_stream_get_type(stream)) { + case BT_BAP_STREAM_TYPE_UCAST: + bap_stream_metadata(stream, BT_ASCS_ENABLE, metadata, + NULL, NULL); + break; + case BT_BAP_STREAM_TYPE_BCAST: + stream_set_state_broadcast(stream, + BT_BAP_STREAM_STATE_CONFIG); + break; + } } unsigned int bt_bap_stream_enable(struct bt_bap_stream *stream, @@ -4868,11 +4928,10 @@ unsigned int bt_bap_stream_enable(struct bt_bap_stream *stream, case BT_BAP_STREAM_TYPE_BCAST: if (!bt_bap_stream_io_dir(stream)) stream_set_state_broadcast(stream, - BT_BAP_STREAM_STATE_CONFIG); + BT_BAP_STREAM_STATE_CONFIG); else if (bt_bap_stream_io_dir(stream) == BT_BAP_BCAST_SOURCE) stream_set_state_broadcast(stream, BT_BAP_STREAM_STATE_STREAMING); - return 1; } @@ -4933,17 +4992,27 @@ static void bap_stream_disable_link(void *data, void *user_data) struct iovec iov; struct bt_ascs_disable disable; - memset(&disable, 0, sizeof(disable)); + switch (bt_bap_stream_get_type(stream)) { + case BT_BAP_STREAM_TYPE_UCAST: + memset(&disable, 0, sizeof(disable)); + + disable.ase = stream->ep->id; - disable.ase = stream->ep->id; + iov.iov_base = &disable; + iov.iov_len = sizeof(disable); - iov.iov_base = &disable; - iov.iov_len = sizeof(disable); + req = bap_req_new(stream, BT_ASCS_DISABLE, &iov, + 1, NULL, NULL); - req = bap_req_new(stream, BT_ASCS_DISABLE, &iov, 1, NULL, NULL); + if (!bap_queue_req(stream->bap, req)) + bap_req_free(req); + break; - if (!bap_queue_req(stream->bap, req)) - bap_req_free(req); + case BT_BAP_STREAM_TYPE_BCAST: + stream_set_state_broadcast(stream, + BT_BAP_STREAM_STATE_RELEASING); + break; + } } unsigned int bt_bap_stream_disable(struct bt_bap_stream *stream, @@ -5189,7 +5258,8 @@ bool bt_bap_stream_set_io(struct bt_bap_stream *stream, int fd) bap_stream_set_io(stream, INT_TO_PTR(fd)); - queue_foreach(stream->links, bap_stream_set_io, INT_TO_PTR(fd)); + if (bt_bap_stream_get_type(stream) == BT_BAP_STREAM_TYPE_UCAST) + queue_foreach(stream->links, bap_stream_set_io, INT_TO_PTR(fd)); return true; } @@ -5210,6 +5280,23 @@ static bool match_name(const void *data, const void *match_data) return (!strcmp(pac->name, name)); } +void *bt_bap_ltv_merge(struct iovec *data, struct iovec *cont, + bool add_delimiter) +{ + uint8_t delimiter = 0; + + if (!data) + return NULL; + + if (!cont || !cont->iov_len || !cont->iov_base) + return data->iov_base; + + if (add_delimiter) + iov_append(data, sizeof(delimiter), &delimiter); + + return iov_append(data, cont->iov_len, cont->iov_base); +} + int bt_bap_stream_cancel(struct bt_bap_stream *stream, unsigned int id) { struct bt_bap_req *req; @@ -5245,10 +5332,15 @@ int bt_bap_stream_io_link(struct bt_bap_stream *stream, if (queue_find(stream->links, NULL, link)) return -EALREADY; - if (stream->client != link->client || + if (bt_bap_stream_get_type(stream) == BT_BAP_STREAM_TYPE_BCAST) { + if (stream->qos.bcast.big != link->qos.bcast.big) + return -EINVAL; + } else { + if (stream->client != link->client || stream->qos.ucast.cig_id != link->qos.ucast.cig_id || stream->qos.ucast.cis_id != link->qos.ucast.cis_id) - return -EINVAL; + return -EINVAL; + } if (!stream->links) stream->links = queue_new(); @@ -5377,7 +5469,9 @@ int bt_bap_stream_io_connecting(struct bt_bap_stream *stream, int fd) bap_stream_io_connecting(stream, INT_TO_PTR(fd)); - queue_foreach(stream->links, bap_stream_io_connecting, INT_TO_PTR(fd)); + if (bt_bap_stream_get_type(stream) == BT_BAP_STREAM_TYPE_UCAST) + queue_foreach(stream->links, bap_stream_io_connecting, + INT_TO_PTR(fd)); return 0; } @@ -5433,11 +5527,58 @@ bool bt_bap_new_bcast_source(struct bt_bap *bap, const char *name) return true; } +static bool bt_bap_new_bcast_sink(struct bt_bap *bap) +{ + struct bt_bap_endpoint *ep; + + /* Push remote endpoint with direction source */ + ep = bap_endpoint_new_broadcast(bap->ldb, BT_BAP_BCAST_SOURCE); + + if (ep) + queue_push_tail(bap->remote_eps, ep); + + ep->bap = bap; + return true; +} + +static void bis_to_pac(void *data, void *user_data) +{ + struct bt_bap_bis *bis = data; + struct bt_bap_base_subgroup *subgroup = user_data; + struct bt_bap_pac *pac_source_bis; + struct bt_bap_endpoint *ep; + int err = 0; + + bt_bap_ltv_merge(bis->caps, subgroup->caps, false); + pac_source_bis = bap_pac_new(subgroup->bap->rdb, NULL, + BT_BAP_BCAST_SOURCE, &subgroup->codec, NULL, + bis->caps, subgroup->meta); + + err = asprintf(&pac_source_bis->name, "%d", bis->bisIndex); + + if (err < 0) + DBG(subgroup->bap, "error in asprintf"); + + /* Add remote source endpoint */ + if (!subgroup->bap->rdb->broadcast_sources) + subgroup->bap->rdb->broadcast_sources = queue_new(); + queue_push_tail(subgroup->bap->rdb->broadcast_sources, pac_source_bis); + + queue_foreach(subgroup->bap->pac_cbs, notify_pac_added, pac_source_bis); + /* Push remote endpoint with direction sink */ + ep = bap_endpoint_new_broadcast(subgroup->bap->rdb, BT_BAP_BCAST_SINK); + + if (ep) + queue_push_tail(subgroup->bap->remote_eps, ep); +} +static void parse_bis(void *data, void *user_data) +{ + struct bt_bap_base_subgroup *subgroup = data; + + queue_foreach(subgroup->bises, bis_to_pac, subgroup); +} void bt_bap_update_bcast_source(struct bt_bap_pac *pac, - struct bt_bap_codec *codec, - struct iovec *data, - struct iovec *metadata) + struct bt_bap_base *base) { - bap_pac_merge(pac, data, metadata); - pac->codec = *codec; + queue_foreach(base->subgroups, parse_bis, NULL); } diff --git a/src/shared/bap.h b/src/shared/bap.h index 2c8f9208e..411655801 100644 --- a/src/shared/bap.h +++ b/src/shared/bap.h @@ -97,6 +97,27 @@ struct bt_bap_qos { }; }; +struct bt_bap_base { + uint32_t presDelay; + uint8_t numSubgroups; + struct queue *subgroups; +}; + +struct bt_bap_base_subgroup { + uint8_t subGroupIndex; + struct bt_bap *bap; + uint8_t numBises; + struct bt_bap_codec codec; + struct iovec *caps; + struct iovec *meta; + struct queue *bises; +}; + +struct bt_bap_bis { + uint8_t bisIndex; + struct iovec *caps; +}; + typedef void (*bt_bap_ready_func_t)(struct bt_bap *bap, void *user_data); typedef void (*bt_bap_destroy_func_t)(void *user_data); typedef void (*bt_bap_debug_func_t)(const char *str, void *user_data); @@ -168,6 +189,8 @@ uint8_t bt_bap_pac_get_type(struct bt_bap_pac *pac); uint32_t bt_bap_pac_get_locations(struct bt_bap_pac *pac); +struct iovec *bt_bap_pac_get_data(struct bt_bap_pac *pac); + uint16_t bt_bap_pac_get_supported_context(struct bt_bap_pac *pac); uint16_t bt_bap_pac_get_context(struct bt_bap_pac *pac); @@ -176,6 +199,8 @@ struct bt_bap_pac_qos *bt_bap_pac_get_qos(struct bt_bap_pac *pac); uint8_t bt_bap_stream_get_type(struct bt_bap_stream *stream); +struct bt_bap_pac *bt_bap_add_vendor_pac_from_pac(struct bt_bap_pac *pac); + struct bt_bap_stream *bt_bap_pac_get_stream(struct bt_bap_pac *pac); /* Session related function */ @@ -231,6 +256,7 @@ int bt_bap_pac_get_codec(struct bt_bap_pac *pac, uint8_t *id, void bt_bap_pac_set_user_data(struct bt_bap_pac *pac, void *user_data); void *bt_bap_pac_get_user_data(struct bt_bap_pac *pac); +char *bt_bap_pac_get_name(struct bt_bap_pac *pac); /* Stream related functions */ int bt_bap_select(struct bt_bap_pac *lpac, struct bt_bap_pac *rpac, @@ -242,6 +268,9 @@ struct bt_bap_stream *bt_bap_stream_new(struct bt_bap *bap, struct bt_bap_qos *pqos, struct iovec *data); +void bt_bap_stream_foreach_link(struct bt_bap_stream *stream, + queue_foreach_func_t function, void *user_data); + struct bt_bap *bt_bap_stream_get_session(struct bt_bap_stream *stream); uint8_t bt_bap_stream_get_state(struct bt_bap_stream *stream); @@ -314,9 +343,9 @@ bool bt_bap_stream_io_is_connecting(struct bt_bap_stream *stream, int *fd); bool bt_bap_new_bcast_source(struct bt_bap *bap, const char *name); void bt_bap_update_bcast_source(struct bt_bap_pac *pac, - struct bt_bap_codec *codec, - struct iovec *data, - struct iovec *metadata); + struct bt_bap_base *base); +void *bt_bap_ltv_merge(struct iovec *data, struct iovec *cont, + bool add_delimiter); bool bt_bap_pac_bcast_is_local(struct bt_bap *bap, struct bt_bap_pac *pac); diff --git a/unit/test-bap.c b/unit/test-bap.c index adade07db..d308d42f9 100644 --- a/unit/test-bap.c +++ b/unit/test-bap.c @@ -377,11 +377,13 @@ static void test_client_config(struct test_data *data) "test-bap-snk", BT_BAP_SINK, 0x0ff, 0x0001, 0x0001, - NULL, data->caps, NULL); 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Thu, 23 Nov 2023 15:10:49 +0000 From: Silviu Florian Barbulescu To: linux-bluetooth@vger.kernel.org Cc: claudia.rosu@nxp.com, mihai-octavian.urzica@nxp.com, silviu.barbulescu@nxp.com, vlad.pruteanu@nxp.com, andrei.istodorescu@nxp.com, luiz.dentz@gmail.com, iulia.tanasescu@nxp.com Subject: [PATCH BlueZ v5 4/5] audio/transport.c: Add support for multiple BISes Date: Thu, 23 Nov 2023 17:10:32 +0200 Message-Id: <20231123151033.22898-5-silviu.barbulescu@nxp.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231123151033.22898-1-silviu.barbulescu@nxp.com> References: <20231123151033.22898-1-silviu.barbulescu@nxp.com> X-ClientProxiedBy: AM0PR04CA0091.eurprd04.prod.outlook.com (2603:10a6:208:be::32) To VI1PR04MB10073.eurprd04.prod.outlook.com (2603:10a6:800:1dd::8) Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI1PR04MB10073:EE_|VI1PR04MB6928:EE_ X-MS-Office365-Filtering-Correlation-Id: c827ceb4-376b-416b-8395-08dbec366050 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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if (strcasecmp(uuid, PAC_SINK_UUID) && - strcasecmp(uuid, PAC_SOURCE_UUID)) + strcasecmp(uuid, PAC_SOURCE_UUID) && + strcasecmp(uuid, BCAA_SERVICE_UUID) && + strcasecmp(uuid, BAA_SERVICE_UUID)) continue; bap = transport->data; @@ -312,8 +314,9 @@ static void media_transport_remove_owner(struct media_transport *transport) media_request_reply(owner->pending, EIO); transport->owner = NULL; + if (bap->linked) - queue_foreach(bt_bap_stream_io_get_links(bap->stream), + bt_bap_stream_foreach_link(bap->stream, linked_transport_remove_owner, owner); if (owner->watch) @@ -497,7 +500,7 @@ static void media_transport_set_owner(struct media_transport *transport, transport->owner = owner; if (bap->linked) - queue_foreach(bt_bap_stream_io_get_links(bap->stream), + bt_bap_stream_foreach_link(bap->stream, linked_transport_set_owner, owner); owner->transport = transport; @@ -641,6 +644,7 @@ static DBusMessage *release(DBusConnection *conn, DBusMessage *msg, const char *sender; struct media_request *req; guint id; + const char *uuid; sender = dbus_message_get_sender(msg); @@ -669,9 +673,12 @@ static DBusMessage *release(DBusConnection *conn, DBusMessage *msg, req = media_request_create(msg, id); media_owner_add(owner, req); - if (bt_bap_stream_get_type(bap->stream) == - BT_BAP_STREAM_TYPE_BCAST) { - bap_disable_complete(bap->stream, 0x00, 0x00, owner); + uuid = media_endpoint_get_uuid(transport->endpoint); + if (!strcasecmp(uuid, BCAA_SERVICE_UUID) || + !strcasecmp(uuid, BAA_SERVICE_UUID)) { + if (bt_bap_stream_get_type(bap->stream) == + BT_BAP_STREAM_TYPE_BCAST) + bap_disable_complete(bap->stream, 0x00, 0x00, owner); } return NULL; @@ -686,7 +693,11 @@ static gboolean get_device(const GDBusPropertyTable *property, if (transport->device) path = device_get_path(transport->device); else - path = adapter_get_path(transport->adapter); + /* + *Use remote endpoint path as fake device path + *for broadcast source transport + */ + path = transport->remote_endpoint; dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path); @@ -1282,6 +1293,10 @@ static void bap_update_links(const struct media_transport *transport) struct bap_transport *bap = transport->data; struct queue *links = bt_bap_stream_io_get_links(bap->stream); + if (bt_bap_stream_get_type(bap->stream) != + BT_BAP_STREAM_TYPE_UCAST) + return; + if (bap->linked == !queue_isempty(links)) return; @@ -1491,9 +1506,10 @@ static void bap_state_changed(struct bt_bap_stream *stream, uint8_t old_state, /* If a request is pending wait it to complete */ if (owner && owner->pending) return; - bap_update_links(transport); - if (!media_endpoint_is_broadcast(transport->endpoint)) + if (!media_endpoint_is_broadcast(transport->endpoint)) { + bap_update_links(transport); bap_update_qos(transport); + } else if (bt_bap_stream_io_dir(stream) != BT_BAP_BCAST_SOURCE) bap_update_bcast_qos(transport); transport_update_playing(transport, FALSE); @@ -1510,7 +1526,7 @@ static void bap_state_changed(struct bt_bap_stream *stream, uint8_t old_state, bap_update_bcast_qos(transport); 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} +static void config_endpoint_iso_stream(const char *input, void *user_data) +{ + struct endpoint_config *cfg = user_data; + char *endptr = NULL; + int value; + + value = strtol(input, &endptr, 0); + + if (!endptr || *endptr != '\0' || value > UINT8_MAX) { + bt_shell_printf("Invalid argument: %s\n", input); + return bt_shell_noninteractive_quit(EXIT_FAILURE); + } + + bcast_qos.bcast.bis = value; + + endpoint_set_config(cfg); +} + +static void config_endpoint_iso_group(const char *input, void *user_data) +{ + struct endpoint_config *cfg = user_data; + char *endptr = NULL; + int value; + + value = strtol(input, &endptr, 0); + + if (!endptr || *endptr != '\0' || value > UINT8_MAX) { + bt_shell_printf("Invalid argument: %s\n", input); + return bt_shell_noninteractive_quit(EXIT_FAILURE); + } + + bcast_qos.bcast.big = value; + + bt_shell_prompt_input(cfg->ep->path, "BIS (value):", + config_endpoint_iso_stream, cfg); +} + static struct endpoint *endpoint_new(const struct capabilities *cap); +static void endpoint_init_defaults(struct endpoint *ep); static void cmd_config_endpoint(int argc, char *argv[]) { @@ -3033,6 +3071,7 @@ static void cmd_config_endpoint(int argc, char *argv[]) if (cap) { broadcast = true; cfg->ep = endpoint_new(cap); + endpoint_init_defaults(cfg->ep); cfg->ep->preset = find_presets_name(uuid, argv[3]); if (!cfg->ep->preset) bt_shell_printf("Preset not found\n"); @@ -3068,7 +3107,12 @@ static void cmd_config_endpoint(int argc, char *argv[]) /* Set QoS parameters */ cfg->qos = &preset->qos; - endpoint_set_config(cfg); + if ((cfg->ep->broadcast) && (strcmp(cfg->ep->uuid, + BCAA_SERVICE_UUID) == 0)) + bt_shell_prompt_input(cfg->ep->path, "BIG (value):", + config_endpoint_iso_group, cfg); + else + endpoint_set_config(cfg); return; }