[PATCH v1 4/5] avdtp: Add support for offload msft suspend command
From: Kiran K <hidden>
Date: 2021-11-15 09:35:49
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
In a2dp offload use case, send MSFT avdtp suspend command followed by remote AVDTP suspend command. --- lib/bluetooth.h | 1 + profiles/audio/avdtp.c | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+)
diff --git a/lib/bluetooth.h b/lib/bluetooth.h
index 32a3b5f0c2b9..2bd253aeeed4 100644
--- a/lib/bluetooth.h
+++ b/lib/bluetooth.h@@ -160,6 +160,7 @@ struct bt_codecs { #define BT_MSFT_OPEN 20 #define BT_MSFT_START 21 +#define BT_MSFT_SUSPEND 22 #define BT_MSFT_CLOSE 23 /* Connection and socket states */
diff --git a/profiles/audio/avdtp.c b/profiles/audio/avdtp.c
index 1ae96e3e8a07..d5e8c7856be3 100644
--- a/profiles/audio/avdtp.c
+++ b/profiles/audio/avdtp.c@@ -2958,6 +2958,21 @@ static gboolean avdtp_close_resp(struct avdtp *session, return TRUE; } +static gboolean avdtp_offload_suspend(struct avdtp_stream *stream) +{ + int sock; + + if (!stream->io) + return FALSE; + + sock = g_io_channel_unix_get_fd(stream->io); + + if (setsockopt(sock, SOL_BLUETOOTH, BT_MSFT_SUSPEND, 0, 0)) + return FALSE; + + return TRUE; +} + static gboolean avdtp_suspend_resp(struct avdtp *session, struct avdtp_stream *stream, void *data, int size)
@@ -2969,6 +2984,9 @@ static gboolean avdtp_suspend_resp(struct avdtp *session, if (sep->cfm && sep->cfm->suspend) sep->cfm->suspend(session, sep, stream, NULL, sep->user_data); + if (session->use_offload) + avdtp_offload_suspend(stream); + return TRUE; }
--
2.17.1