Commit d0455ed9 authored by Andrzej Kaczmarek's avatar Andrzej Kaczmarek Committed by Marcel Holtmann
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Bluetooth: Store max TX power level for connection 



This patch adds support to store local maximum TX power level for
connection when reply for HCI_Read_Transmit_Power_Level is received.

Signed-off-by: default avatarAndrzej Kaczmarek <andrzej.kaczmarek@tieto.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent f7faab0c

include/net/bluetooth/hci_core.h

+1 −0
Original line number Diff line number Diff line
@@ -382,6 +382,7 @@ struct hci_conn { 
	__u16		le_conn_max_interval;

	__s8		rssi;

	__s8		tx_power;

	__s8		max_tx_power;

	unsigned long	flags;



	unsigned long	conn_info_timestamp;

net/bluetooth/hci_conn.c

+1 −0
Original line number Diff line number Diff line
@@ -408,6 +408,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst) 
	conn->remote_auth = 0xff;

	conn->key_type = 0xff;

	conn->tx_power = HCI_TX_POWER_INVALID;

	conn->max_tx_power = HCI_TX_POWER_INVALID;



	set_bit(HCI_CONN_POWER_SAVE, &conn->flags);

	conn->disc_timeout = HCI_DISCONN_TIMEOUT;

net/bluetooth/hci_event.c

+11 −1
Original line number Diff line number Diff line
@@ -1282,9 +1282,19 @@ static void hci_cc_read_tx_power(struct hci_dev *hdev, struct sk_buff *skb) 
	hci_dev_lock(hdev);



	conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));

	if (conn && sent->type == 0x00)

	if (!conn)

		goto unlock;



	switch (sent->type) {

	case 0x00:

		conn->tx_power = rp->tx_power;

		break;

	case 0x01:

		conn->max_tx_power = rp->tx_power;

		break;

	}



unlock:

	hci_dev_unlock(hdev);

}

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