From: Yang Li <yang.li@xxxxxxxxxxx> User-space applications (e.g., PipeWire) depend on ISO-formatted timestamps for precise audio sync. Signed-off-by: Yang Li <yang.li@xxxxxxxxxxx> --- Changes in v2: - Support SOCK_RCVTSTAMPNS via CMSG for ISO sockets - Link to v1: https://lore.kernel.org/r/20250429-iso_ts-v1-1-e586f30de6cb@xxxxxxxxxxx --- net/bluetooth/iso.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c index fc22782cbeeb..6927c593a1d6 100644 --- a/net/bluetooth/iso.c +++ b/net/bluetooth/iso.c @@ -2308,6 +2308,9 @@ void iso_recv(struct hci_conn *hcon, struct sk_buff *skb, u16 flags) goto drop; } + /* Record the timestamp to skb*/ + skb->skb_mstamp_ns = le32_to_cpu(hdr->ts); + len = __le16_to_cpu(hdr->slen); } else { struct hci_iso_data_hdr *hdr; --- base-commit: 3bc46213b81278f3a9df0324768e152de71eb9fe change-id: 20250421-iso_ts-c82a300ae784 Best regards, -- Yang Li <yang.li@xxxxxxxxxxx>
