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-rw-r--r--drivers/bluetooth/btusb.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ff41fb0fb557..f7131059469e 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -1756,6 +1756,13 @@ static void btusb_work(struct work_struct *work)
* which work with WBS at all.
*/
new_alts = btusb_find_altsetting(data, 6) ? 6 : 1;
+ /* Because mSBC frames do not need to be aligned to the
+ * SCO packet boundary. If support the Alt 3, use the
+ * Alt 3 for HCI payload >= 60 Bytes let air packet
+ * data satisfy 60 bytes.
+ */
+ if (new_alts == 1 && btusb_find_altsetting(data, 3))
+ new_alts = 3;
}
if (btusb_switch_alt_setting(hdev, new_alts) < 0)