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Bluetooth: controller: Reserve link Rx buffer to ISO sync

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Reserve two link rx buffer for each supported Broadcast ISO
sync instance, for establishment and for sync lost node rx
generation.

Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>
This commit is contained in:
Vinayak Kariappa Chettimada 2020-12-25 10:45:07 +05:30 • committed by Anas Nashif
commit e0ff2d0957
1 changed files with 10 additions and 4 deletions
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14
subsys/bluetooth/controller/ll_sw/ull.c
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@ -263,6 +263,12 @@ static MFIFO_DEFINE(pdu_rx_free, sizeof(void *), PDU_RX_CNT);
#define BT_CTLR_SCAN_SYNC_SET 0
#endif
#if defined(CONFIG_BT_CTLR_SCAN_SYNC_ISO_SET)
#define BT_CTLR_SCAN_SYNC_ISO_SET CONFIG_BT_CTLR_SCAN_SYNC_ISO_SET
#else
#define BT_CTLR_SCAN_SYNC_ISO_SET 0
#endif
#define PDU_RX_POOL_SIZE (PDU_RX_NODE_POOL_ELEMENT_SIZE * \
(RX_CNT + BT_CTLR_MAX_CONNECTABLE + \
BT_CTLR_ADV_SET + BT_CTLR_SCAN_SYNC_SET))
@ -280,10 +286,10 @@ static struct {
* happen due to supervision timeout and other reasons that dont have an
* incoming Rx-ed PDU).
*/
#define LINK_RX_POOL_SIZE (sizeof(memq_link_t) * (RX_CNT + 2 + \
BT_CTLR_MAX_CONN + \
BT_CTLR_ADV_SET + \
(BT_CTLR_SCAN_SYNC_SET * 2)))
#define LINK_RX_POOL_SIZE (sizeof(memq_link_t) * \
(RX_CNT + 2 + BT_CTLR_MAX_CONN + BT_CTLR_ADV_SET + \
(BT_CTLR_SCAN_SYNC_SET * 2) + \
(BT_CTLR_SCAN_SYNC_ISO_SET * 2)))
static struct {
uint8_t quota_pdu; /* Number of un-utilized buffers */