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authorGustavo F. Padovan <padovan@profusion.mobi>2010-05-01 21:15:40 +0200
committerMarcel Holtmann <marcel@holtmann.org>2010-05-10 09:28:49 +0200
commit14b5aa71ec506f4e38ca6a1dc02ecd668ecfd902 (patch)
treeafd8fc766f81d1c436433ca010eb12a606538b47 /net/bluetooth/l2cap.c
parentBluetooth: Send Ack after clear the SREJ list (diff)
downloadlinux-14b5aa71ec506f4e38ca6a1dc02ecd668ecfd902.tar.xz
linux-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>
Diffstat (limited to '')
-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 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;