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| author |   Gustavo F. Padovan <padovan@profusion.mobi> | 2010-05-01 16:15:40 -0300 |
|---|---|---|
| committer |   Marcel Holtmann <marcel@holtmann.org> | 2010-05-10 09:28:49 +0200 |
| commit | 14b5aa71ec506f4e38ca6a1dc02ecd668ecfd902 (patch) | |
| tree | afd8fc766f81d1c436433ca010eb12a606538b47 | |
| parent | Bluetooth: Send Ack after clear the SREJ list (diff) | |
| download | linux-dev-14b5aa71ec506f4e38ca6a1dc02ecd668ecfd902.tar.xz linux-dev-14b5aa71ec506f4e38ca6a1dc02ecd668ecfd902.zip | |
Bluetooth: Add sockopt configuration for txWindow on L2CAP
Now we can set/get Transmission Window size via sockopt.
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| -rw-r--r-- | include/net/bluetooth/l2cap.h | 2 | ||||
| -rw-r--r-- | net/bluetooth/l2cap.c | 7 |
2 files changed, 8 insertions, 1 deletions
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 0f4e4234c5fa..07ae4ccfffbd 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -56,6 +56,7 @@ struct l2cap_options { __u16 flush_to; __u8 mode; __u8 fcs; + __u16 txwin_size; }; #define L2CAP_CONNINFO 0x02 @@ -339,6 +340,7 @@ struct l2cap_pinfo { __u8 ident; + __u8 tx_win; __u8 remote_tx_win; __u8 remote_max_tx; __u16 retrans_timeout; diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index c6bc1b9ed657..530079649b43 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -782,6 +782,7 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent) pi->omtu = l2cap_pi(parent)->omtu; pi->mode = l2cap_pi(parent)->mode; pi->fcs = l2cap_pi(parent)->fcs; + pi->tx_win = l2cap_pi(parent)->tx_win; pi->sec_level = l2cap_pi(parent)->sec_level; pi->role_switch = l2cap_pi(parent)->role_switch; pi->force_reliable = l2cap_pi(parent)->force_reliable; @@ -790,6 +791,7 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent) pi->omtu = 0; pi->mode = L2CAP_MODE_BASIC; pi->fcs = L2CAP_FCS_CRC16; + pi->tx_win = L2CAP_DEFAULT_TX_WINDOW; pi->sec_level = BT_SECURITY_LOW; pi->role_switch = 0; pi->force_reliable = 0; @@ -1782,6 +1784,7 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us opts.flush_to = l2cap_pi(sk)->flush_to; opts.mode = l2cap_pi(sk)->mode; opts.fcs = l2cap_pi(sk)->fcs; + opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win; len = min_t(unsigned int, sizeof(opts), optlen); if (copy_from_user((char *) &opts, optval, len)) { @@ -1793,6 +1796,7 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us l2cap_pi(sk)->omtu = opts.omtu; l2cap_pi(sk)->mode = opts.mode; l2cap_pi(sk)->fcs = opts.fcs; + l2cap_pi(sk)->tx_win = (__u8)opts.txwin_size; break; case L2CAP_LM: @@ -1907,6 +1911,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __us opts.flush_to = l2cap_pi(sk)->flush_to; opts.mode = l2cap_pi(sk)->mode; opts.fcs = l2cap_pi(sk)->fcs; + opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win; len = min_t(unsigned int, len, sizeof(opts)); if (copy_to_user(optval, (char *) &opts, len)) @@ -2324,7 +2329,7 @@ done: case L2CAP_MODE_ERTM: rfc.mode = L2CAP_MODE_ERTM; - rfc.txwin_size = L2CAP_DEFAULT_TX_WINDOW; + rfc.txwin_size = pi->tx_win; rfc.max_transmit = max_transmit; rfc.retrans_timeout = 0; rfc.monitor_timeout = 0; |