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Bluetooth: Pass Inquiry results array size to HCI_Inquiry

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This way we avoid having to explicitly cancel the inquiry when we've
received the maximum amount of results.

Change-Id: I586cdd93f39042ac88384cfe6d2bf963ce8a1d99
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Johan Hedberg 2016-06-16 10:29:18 +03:00
commit a6baf0651e
1 changed files with 15 additions and 18 deletions
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33
net/bluetooth/hci_core.c
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@ -1516,22 +1516,10 @@ static void inquiry_complete(struct net_buf *buf)
report_discovery_results();
}
static void discovery_results_full(void)
{
int err;
err = bt_hci_cmd_send_sync(BT_HCI_OP_INQUIRY_CANCEL, NULL, NULL);
if (err) {
BT_ERR("Failed to cancel discovery (%d)", err);
return;
}
report_discovery_results();
}
static struct bt_br_discovery_result *get_result_slot(const bt_addr_t *addr)
{
size_t i;
int err;
/* check if already present in results */
for (i = 0; i < discovery_results_count; i++) {
@ -1540,14 +1528,22 @@ static struct bt_br_discovery_result *get_result_slot(const bt_addr_t *addr)
}
}
/* get new slot from results */
/* Pick a new slot (if available) */
if (discovery_results_count < discovery_results_size) {
bt_addr_copy(&discovery_results[discovery_results_count].addr,
addr);
return &discovery_results[discovery_results_count++];
}
discovery_results_full();
BT_WARN("Got more Inquiry results than requested");
err = bt_hci_cmd_send_sync(BT_HCI_OP_INQUIRY_CANCEL, NULL, NULL);
if (err) {
BT_ERR("Failed to cancel discovery (%d)", err);
return NULL;
}
report_discovery_results();
return NULL;
}
@ -3594,7 +3590,8 @@ struct net_buf *bt_buf_get_acl(void)
#endif /* CONFIG_BLUETOOTH_HOST_BUFFERS */
#if defined(CONFIG_BLUETOOTH_BREDR)
static int br_start_inquiry(const struct bt_br_discovery_param *param)
static int br_start_inquiry(const struct bt_br_discovery_param *param,
size_t num_rsp)
{
const uint8_t iac[3] = { 0x33, 0x8b, 0x9e };
struct bt_hci_op_inquiry *cp;
@ -3614,7 +3611,7 @@ static int br_start_inquiry(const struct bt_br_discovery_param *param)
cp->length = param->length;
}
cp->num_rsp = 0x00;
cp->num_rsp = num_rsp;
memcpy(cp->lap, iac, 3);
if (param->limited_discovery) {
@ -3640,7 +3637,7 @@ int bt_br_discovery_start(const struct bt_br_discovery_param *param,
return -EALREADY;
}
err = br_start_inquiry(param);
err = br_start_inquiry(param, cnt);
if (err) {
return err;
}