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Commit 5fbcd3d1 authored by Marcel Holtmann's avatar Marcel Holtmann
Browse files

Bluetooth: Add L2CAP option for max transmit value 



For testing purposes it is important to modify the max transmit value.

Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 32fd6398

net/bluetooth/l2cap.c

+5 −1
Original line number Original line Diff line number Diff line
@@ -54,6 +54,7 @@ 
#define VERSION "2.14"

#define VERSION "2.14"





static int enable_ertm = 0;

static int enable_ertm = 0;

static int max_transmit = L2CAP_DEFAULT_MAX_TX;





static u32 l2cap_feat_mask = L2CAP_FEAT_FIXED_CHAN;

static u32 l2cap_feat_mask = L2CAP_FEAT_FIXED_CHAN;

static u8 l2cap_fixed_chan[8] = { 0x02, };

static u8 l2cap_fixed_chan[8] = { 0x02, };
@@ -2253,7 +2254,7 @@ static int l2cap_build_conf_req(struct sock *sk, void *data) 
	case L2CAP_MODE_ERTM:

	case L2CAP_MODE_ERTM:

		rfc.mode            = L2CAP_MODE_ERTM;

		rfc.mode            = L2CAP_MODE_ERTM;

		rfc.txwin_size      = L2CAP_DEFAULT_TX_WINDOW;

		rfc.txwin_size      = L2CAP_DEFAULT_TX_WINDOW;

		rfc.max_transmit    = L2CAP_DEFAULT_MAX_TX;

		rfc.max_transmit    = max_transmit;

		rfc.retrans_timeout = 0;

		rfc.retrans_timeout = 0;

		rfc.monitor_timeout = 0;

		rfc.monitor_timeout = 0;

		rfc.max_pdu_size    = cpu_to_le16(L2CAP_DEFAULT_MAX_PDU_SIZE);

		rfc.max_pdu_size    = cpu_to_le16(L2CAP_DEFAULT_MAX_PDU_SIZE);
@@ -4060,6 +4061,9 @@ module_exit(l2cap_exit); 
module_param(enable_ertm, bool, 0644);

module_param(enable_ertm, bool, 0644);

MODULE_PARM_DESC(enable_ertm, "Enable enhanced retransmission mode");

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_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");

MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");

MODULE_DESCRIPTION("Bluetooth L2CAP ver " VERSION);

MODULE_DESCRIPTION("Bluetooth L2CAP ver " VERSION);

MODULE_VERSION(VERSION);

MODULE_VERSION(VERSION);