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authorGustavo F. Padovan <padovan@profusion.mobi>2010-05-01 16:15:41 -0300
committerMarcel Holtmann <marcel@holtmann.org>2010-05-10 09:28:50 +0200
commit68d7f0ce911e41e463c45911be031cdf6a096fe8 (patch)
tree0434ce6c83b95913ce506fc92643349d5f58df53 /net/bluetooth
parent369ba30264826f38eefc61b93688100be8adbd4d (diff)
downloadlinux-68d7f0ce911e41e463c45911be031cdf6a096fe8.tar.bz2
Bluetooth: Enable option to configure Max Transmission value via sockopt
With the sockopt extension we can set a per-channel MaxTx value. 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>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/l2cap.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index ff1466b21580..f9e4da2677af 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -783,6 +783,7 @@ 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->max_tx = l2cap_pi(parent)->max_tx;
pi->tx_win = l2cap_pi(parent)->tx_win;
pi->sec_level = l2cap_pi(parent)->sec_level;
pi->role_switch = l2cap_pi(parent)->role_switch;
@@ -791,6 +792,7 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent)
pi->imtu = L2CAP_DEFAULT_MTU;
pi->omtu = 0;
pi->mode = L2CAP_MODE_BASIC;
+ pi->max_tx = max_transmit;
pi->fcs = L2CAP_FCS_CRC16;
pi->tx_win = tx_window;
pi->sec_level = BT_SECURITY_LOW;
@@ -1785,6 +1787,7 @@ 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.max_tx = l2cap_pi(sk)->max_tx;
opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win;
len = min_t(unsigned int, sizeof(opts), optlen);
@@ -1797,6 +1800,7 @@ 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)->max_tx = opts.max_tx;
l2cap_pi(sk)->tx_win = (__u8)opts.txwin_size;
break;
@@ -1912,6 +1916,7 @@ 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.max_tx = l2cap_pi(sk)->max_tx;
opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win;
len = min_t(unsigned int, len, sizeof(opts));
@@ -2331,7 +2336,7 @@ done:
case L2CAP_MODE_ERTM:
rfc.mode = L2CAP_MODE_ERTM;
rfc.txwin_size = pi->tx_win;
- rfc.max_transmit = max_transmit;
+ rfc.max_transmit = pi->max_tx;
rfc.retrans_timeout = 0;
rfc.monitor_timeout = 0;
rfc.max_pdu_size = cpu_to_le16(L2CAP_DEFAULT_MAX_PDU_SIZE);