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Bluetooth: Controller: Code to generate ISO data buffer overflow event

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Add code to generate ISO data buffer overflow event if more
than allocated ISO data PDU buffers are tried to be
requested by host or for SDU fragmentation.

Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>
This commit is contained in:
Vinayak Kariappa Chettimada 2022-12-07 11:20:40 +05:30 • committed by Stephanos Ioannidis
commit bb92b018dd
1 changed files with 9 additions and 1 deletions
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10
subsys/bluetooth/controller/hci/hci.c
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@ -5749,7 +5749,15 @@ int hci_iso_handle(struct net_buf *buf, struct net_buf **evt)
isoal_source_handle_t source = dp_in->source_hdl;
/* Start Fragmentation */
if (isoal_tx_sdu_fragment(source, &sdu_frag_tx)) {
isoal_status_t isoal_status =
isoal_tx_sdu_fragment(source, &sdu_frag_tx);
if (isoal_status) {
if (isoal_status & ISOAL_STATUS_ERR_PDU_ALLOC) {
data_buf_overflow(evt, BT_OVERFLOW_LINK_ISO);
return -ENOBUFS;
}
return -EINVAL;
}