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Bluetooth: Add helper to get HCI channel of a socket 

We'll need to have access to which HCI channel a socket is bound to, in
order to manage pending mgmt commands in clean way. This patch adds a
helper for the purpose.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2015-03-17 13:48:46 +02:00 committed by Marcel Holtmann
parent 49c989a0d6
commit d0f172b14a
2 changed files with 6 additions and 0 deletions
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1
include/net/bluetooth/bluetooth.h
View File

@ -338,6 +338,7 @@ int bt_to_errno(__u16 code);
void hci_sock_set_flag(struct sock *sk, int nr);
void hci_sock_clear_flag(struct sock *sk, int nr);
int hci_sock_test_flag(struct sock *sk, int nr);
unsigned short hci_sock_get_channel(struct sock *sk);
int hci_sock_init(void);
void hci_sock_cleanup(void);

5
net/bluetooth/hci_sock.c
View File

@ -65,6 +65,11 @@ int hci_sock_test_flag(struct sock *sk, int nr)
return test_bit(nr, &hci_pi(sk)->flags);
}
unsigned short hci_sock_get_channel(struct sock *sk)
{
return hci_pi(sk)->channel;
}
static inline int hci_test_bit(int nr, const void *addr)
{
return *((const __u32 *) addr + (nr >> 5)) & ((__u32) 1 << (nr & 31));