[PATCH 6.8 071/172] Bluetooth: ISO: Align broadcast sync_timeout with connection timeout

Greg Kroah-Hartman
2024-04-15T14:26:58Z

From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

[ Upstream commit 42ed95de82c01184a88945d3ca274be6a7ea607d ]

This aligns broadcast sync_timeout with existing connection timeouts
which are 20 seconds long.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Stable-dep-of: b37cab587aa3 ("Bluetooth: ISO: Don't reject BT_ISO_QOS if parameters are unset")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
include/net/bluetooth/bluetooth.h | 2 ++
net/bluetooth/iso.c | 4 ++--
2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 7ffa8c192c3f2..9fe95a22abeb7 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -164,6 +164,8 @@ struct bt_voice {
#define BT_ISO_QOS_BIG_UNSET 0xff
#define BT_ISO_QOS_BIS_UNSET 0xff

+#define BT_ISO_SYNC_TIMEOUT 0x07d0 /* 20 secs */
+
struct bt_iso_io_qos {
__u32 interval;
__u16 latency;
diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index 04f6572d35f17..4fa1f3b779a71 100644
--- a/net/bluetooth/iso.c
+++ b/net/bluetooth/iso.c
@@ -837,10 +837,10 @@ static struct bt_iso_qos default_qos = {
.bcode = {0x00},
.options = 0x00,
.skip = 0x0000,
- .sync_timeout = 0x4000,
+ .sync_timeout = BT_ISO_SYNC_TIMEOUT,
.sync_cte_type = 0x00,
.mse = 0x00,
- .timeout = 0x4000,
+ .timeout = BT_ISO_SYNC_TIMEOUT,
},
};

--
2.43.0