Commit 369ba302 authored by Gustavo Padovan's avatar Gustavo Padovan Committed by Marcel Holtmann
Browse files

Bluetooth: Add module parameter for txWindow size on L2CAP 



Very useful for testing purposes.

Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
[jprvita@profusion.mobi: improved parameter description]
Signed-off-by: default avatarJoão Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 803020c6

net/bluetooth/l2cap.c

+5 −1
Original line number Diff line number Diff line
@@ -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 <marcel@holtmann.org>");

MODULE_DESCRIPTION("Bluetooth L2CAP ver " VERSION);

MODULE_VERSION(VERSION);