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Bluetooth: Add support for LE PHY Update Complete event 

This handles LE PHY Update Complete event and store both tx_phy and
rx_phy into hci_conn.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Luiz Augusto von Dentz 2020-01-02 15:00:55 -08:00 committed by Marcel Holtmann
parent d841502c79
commit 1efd927d66
3 changed files with 37 additions and 0 deletions
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8
include/net/bluetooth/hci.h
View File

@ -2186,6 +2186,14 @@ struct hci_ev_le_direct_adv_info {
__s8 rssi;
} __packed;
#define HCI_EV_LE_PHY_UPDATE_COMPLETE 0x0c
struct hci_ev_le_phy_update_complete {
__u8 status;
__u16 handle;
__u8 tx_phy;
__u8 rx_phy;
} __packed;
#define HCI_EV_LE_EXT_ADV_REPORT 0x0d
struct hci_ev_le_ext_adv_report {
__le16 evt_type;

2
include/net/bluetooth/hci_core.h
View File

@ -493,6 +493,8 @@ struct hci_conn {
__u16 le_supv_timeout;
__u8 le_adv_data[HCI_MAX_AD_LENGTH];
__u8 le_adv_data_len;
__u8 le_tx_phy;
__u8 le_rx_phy;
__s8 rssi;
__s8 tx_power;
__s8 max_tx_power;

27
net/bluetooth/hci_event.c
View File

@ -5718,6 +5718,29 @@ static void hci_le_direct_adv_report_evt(struct hci_dev *hdev,
hci_dev_unlock(hdev);
}
static void hci_le_phy_update_evt(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_ev_le_phy_update_complete *ev = (void *) skb->data;
struct hci_conn *conn;
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
if (!ev->status)
return;
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
if (!conn)
goto unlock;
conn->le_tx_phy = ev->tx_phy;
conn->le_rx_phy = ev->rx_phy;
unlock:
hci_dev_unlock(hdev);
}
static void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_ev_le_meta *le_ev = (void *) skb->data;
@ -5753,6 +5776,10 @@ static void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb)
hci_le_direct_adv_report_evt(hdev, skb);
break;
case HCI_EV_LE_PHY_UPDATE_COMPLETE:
hci_le_phy_update_evt(hdev, skb);
break;
case HCI_EV_LE_EXT_ADV_REPORT:
hci_le_ext_adv_report_evt(hdev, skb);
break;