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Bluetooth: controller: Fix enable and disable of scan state

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Updated controller implementation to disallow disabling
initiator state using scan disable. But allow disabling an
already disabled scan state. Also, disallow enabling scan
state while in initiator state.

Signed-off-by: Szymon Janc <szymon.janc@codecoup.pl>
Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>
This commit is contained in:
Vinayak Kariappa Chettimada 2018-11-08 17:23:50 +01:00 • committed by Carles Cufí
commit aa5bbd5dfe
3 changed files with 21 additions and 7 deletions
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10
subsys/bluetooth/controller/ll_sw/ctrl.c
View file

@ -10540,10 +10540,14 @@ u32_t radio_scan_enable(u8_t type, u8_t init_addr_type, u8_t *init_addr,
return 0;
}
u32_t radio_scan_disable(void)
u32_t radio_scan_disable(bool scanner)
{
u32_t status;
if (scanner && _radio.scanner.conn) {
return BT_HCI_ERR_CMD_DISALLOWED;
}
status = role_disable(RADIO_TICKER_ID_SCAN,
RADIO_TICKER_ID_SCAN_STOP);
if (!status && !_radio.scanner.conn) {
@ -10554,7 +10558,7 @@ u32_t radio_scan_disable(void)
}
}
return status ? BT_HCI_ERR_CMD_DISALLOWED : 0;
return _radio.scanner.is_enabled ? BT_HCI_ERR_CMD_DISALLOWED : 0;
}
u32_t ll_scan_is_enabled(void)
@ -10745,7 +10749,7 @@ u32_t ll_connect_disable(void **node_rx)
return BT_HCI_ERR_CMD_DISALLOWED;
}
status = radio_scan_disable();
status = radio_scan_disable(false);
if (!status) {
struct connection *conn = _radio.scanner.conn;
struct radio_pdu_node_rx *rx;