Commit f1e91e16 authored by Ulisses Furquim's avatar Ulisses Furquim Committed by Gustavo F. Padovan

Bluetooth: Always compile SCO and L2CAP in Bluetooth Core

The handling of SCO audio links and the L2CAP protocol are essential to
any system with Bluetooth thus are always compiled in from now on.
Signed-off-by: default avatarUlisses Furquim <ulisses@profusion.mobi>
Acked-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
parent f2d64f6a
......@@ -250,32 +250,10 @@ extern void bt_sysfs_cleanup(void);
extern struct dentry *bt_debugfs;
#ifdef CONFIG_BT_L2CAP
int l2cap_init(void);
void l2cap_exit(void);
#else
static inline int l2cap_init(void)
{
return 0;
}
static inline void l2cap_exit(void)
{
}
#endif
#ifdef CONFIG_BT_SCO
int sco_init(void);
void sco_exit(void);
#else
static inline int sco_init(void)
{
return 0;
}
static inline void sco_exit(void)
{
}
#endif
#endif /* __BLUETOOTH_H */
......@@ -6,7 +6,11 @@ menuconfig BT
tristate "Bluetooth subsystem support"
depends on NET && !S390
depends on RFKILL || !RFKILL
select CRC16
select CRYPTO
select CRYPTO_BLKCIPHER
select CRYPTO_AES
select CRYPTO_ECB
help
Bluetooth is low-cost, low-power, short-range wireless technology.
It was designed as a replacement for cables and other short-range
......@@ -15,10 +19,12 @@ menuconfig BT
Bluetooth can be found at <http://www.bluetooth.com/>.
Linux Bluetooth subsystem consist of several layers:
Bluetooth Core (HCI device and connection manager, scheduler)
Bluetooth Core
HCI device and connection manager, scheduler
SCO audio links
L2CAP (Logical Link Control and Adaptation Protocol)
SMP (Security Manager Protocol) on LE (Low Energy) links
HCI Device drivers (Interface to the hardware)
SCO Module (SCO audio links)
L2CAP Module (Logical Link Control and Adaptation Protocol)
RFCOMM Module (RFCOMM Protocol)
BNEP Module (Bluetooth Network Encapsulation Protocol)
CMTP Module (CAPI Message Transport Protocol)
......@@ -33,31 +39,6 @@ menuconfig BT
to Bluetooth kernel modules are provided in the BlueZ packages. For
more information, see <http://www.bluez.org/>.
if BT != n
config BT_L2CAP
bool "L2CAP protocol support"
select CRC16
select CRYPTO
select CRYPTO_BLKCIPHER
select CRYPTO_AES
select CRYPTO_ECB
help
L2CAP (Logical Link Control and Adaptation Protocol) provides
connection oriented and connection-less data transport. L2CAP
support is required for most Bluetooth applications.
Also included is support for SMP (Security Manager Protocol) which
is the security layer on top of LE (Low Energy) links.
config BT_SCO
bool "SCO links support"
help
SCO link provides voice transport over Bluetooth. SCO support is
required for voice applications like Headset and Audio.
endif
source "net/bluetooth/rfcomm/Kconfig"
source "net/bluetooth/bnep/Kconfig"
......
......@@ -8,6 +8,5 @@ obj-$(CONFIG_BT_BNEP) += bnep/
obj-$(CONFIG_BT_CMTP) += cmtp/
obj-$(CONFIG_BT_HIDP) += hidp/
bluetooth-y := af_bluetooth.o hci_core.o hci_conn.o hci_event.o mgmt.o hci_sock.o hci_sysfs.o lib.o
bluetooth-$(CONFIG_BT_L2CAP) += l2cap_core.o l2cap_sock.o smp.o
bluetooth-$(CONFIG_BT_SCO) += sco.o
bluetooth-y := af_bluetooth.o hci_core.o hci_conn.o hci_event.o mgmt.o \
hci_sock.o hci_sysfs.o l2cap_core.o l2cap_sock.o smp.o sco.o lib.o
config BT_BNEP
tristate "BNEP protocol support"
depends on BT && BT_L2CAP
depends on BT
select CRC32
help
BNEP (Bluetooth Network Encapsulation Protocol) is Ethernet
......
config BT_CMTP
tristate "CMTP protocol support"
depends on BT && BT_L2CAP && ISDN_CAPI
depends on BT && ISDN_CAPI
help
CMTP (CAPI Message Transport Protocol) is a transport layer
for CAPI messages. CMTP is required for the Bluetooth Common
......
config BT_HIDP
tristate "HIDP protocol support"
depends on BT && BT_L2CAP && INPUT && HID_SUPPORT
depends on BT && INPUT && HID_SUPPORT
select HID
help
HIDP (Human Interface Device Protocol) is a transport layer
......
config BT_RFCOMM
tristate "RFCOMM protocol support"
depends on BT && BT_L2CAP
depends on BT
help
RFCOMM provides connection oriented stream transport. RFCOMM
support is required for Dialup Networking, OBEX and other Bluetooth
......
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