From 369ba30264826f38eefc61b93688100be8adbd4d Mon Sep 17 00:00:00 2001 From: "Gustavo F. Padovan" Date: Sat, 1 May 2010 16:15:41 -0300 Subject: [PATCH] Bluetooth: Add module parameter for txWindow size on L2CAP MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Very useful for testing purposes. Signed-off-by: Gustavo F. Padovan [jprvita@profusion.mobi: improved parameter description] Signed-off-by: João Paulo Rechi Vita Signed-off-by: Marcel Holtmann --- net/bluetooth/l2cap.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 0b0b237bb786..ff1466b21580 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -57,6 +57,7 @@ static int enable_ertm = 0; static int max_transmit = L2CAP_DEFAULT_MAX_TX; +static int tx_window = L2CAP_DEFAULT_TX_WINDOW; static u32 l2cap_feat_mask = L2CAP_FEAT_FIXED_CHAN; static u8 l2cap_fixed_chan[8] = { 0x02, }; @@ -791,7 +792,7 @@ 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->tx_win = tx_window; pi->sec_level = BT_SECURITY_LOW; pi->role_switch = 0; pi->force_reliable = 0; @@ -4296,6 +4297,9 @@ MODULE_PARM_DESC(enable_ertm, "Enable enhanced retransmission mode"); module_param(max_transmit, uint, 0644); MODULE_PARM_DESC(max_transmit, "Max transmit value (default = 3)"); +module_param(tx_window, uint, 0644); +MODULE_PARM_DESC(tx_window, "Transmission window size value (default = 63)"); + MODULE_AUTHOR("Marcel Holtmann "); MODULE_DESCRIPTION("Bluetooth L2CAP ver " VERSION); MODULE_VERSION(VERSION); -- 2.20.1