remarkable-linux/drivers/isdn/hardware/mISDN/Kconfig
Joe Millenbach 4f73bc4dd3 tty: Added a CONFIG_TTY option to allow removal of TTY
The option allows you to remove TTY and compile without errors. This
saves space on systems that won't support TTY interfaces anyway.
bloat-o-meter output is below.

The bulk of this patch consists of Kconfig changes adding "depends on
TTY" to various serial devices and similar drivers that require the TTY
layer.  Ideally, these dependencies would occur on a common intermediate
symbol such as SERIO, but most drivers "select SERIO" rather than
"depends on SERIO", and "select" does not respect dependencies.

bloat-o-meter output comparing our previous minimal to new minimal by
removing TTY.  The list is filtered to not show removed entries with awk
'$3 != "-"' as the list was very long.

add/remove: 0/226 grow/shrink: 2/14 up/down: 6/-35356 (-35350)
function                                     old     new   delta
chr_dev_init                                 166     170      +4
allow_signal                                  80      82      +2
static.__warned                              143     142      -1
disallow_signal                               63      62      -1
__set_special_pids                            95      94      -1
unregister_console                           126     121      -5
start_kernel                                 546     541      -5
register_console                             593     588      -5
copy_from_user                                45      40      -5
sys_setsid                                   128     120      -8
sys_vhangup                                   32      19     -13
do_exit                                     1543    1526     -17
bitmap_zero                                   60      40     -20
arch_local_irq_save                          137     117     -20
release_task                                 674     652     -22
static.spin_unlock_irqrestore                308     260     -48

Signed-off-by: Joe Millenbach <jmillenbach@gmail.com>
Reviewed-by: Jamey Sharp <jamey@minilop.net>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2013-01-18 16:15:27 -08:00

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#
# Hardware for mISDN
#
comment "mISDN hardware drivers"
config MISDN_HFCPCI
tristate "Support for HFC PCI cards"
depends on MISDN
depends on PCI
help
Enable support for cards with Cologne Chip AG's
HFC PCI chip.
config MISDN_HFCMULTI
tristate "Support for HFC multiport cards (HFC-4S/8S/E1)"
depends on PCI || 8xx
depends on MISDN
help
Enable support for cards with Cologne Chip AG's HFC multiport
chip. There are three types of chips that are quite similar,
but the interface is different:
* HFC-4S (4 S/T interfaces on one chip)
* HFC-8S (8 S/T interfaces on one chip)
* HFC-E1 (E1 interface for 2Mbit ISDN)
config MISDN_HFCMULTI_8xx
boolean "Support for XHFC embedded board in HFC multiport driver"
depends on MISDN
depends on MISDN_HFCMULTI
depends on 8xx
default 8xx
help
Enable support for the XHFC embedded solution from Speech Design.
config MISDN_HFCUSB
tristate "Support for HFC-S USB based TAs"
depends on USB
help
Enable support for USB ISDN TAs with Cologne Chip AG's
HFC-S USB ISDN Controller
config MISDN_AVMFRITZ
tristate "Support for AVM FRITZ!CARD PCI"
depends on MISDN
depends on PCI
select MISDN_IPAC
help
Enable support for AVMs FRITZ!CARD PCI cards
config MISDN_SPEEDFAX
tristate "Support for Sedlbauer Speedfax+"
depends on MISDN
depends on PCI
select MISDN_IPAC
select MISDN_ISAR
help
Enable support for Sedlbauer Speedfax+.
config MISDN_INFINEON
tristate "Support for cards with Infineon chipset"
depends on MISDN
depends on PCI
select MISDN_IPAC
help
Enable support for cards with ISAC + HSCX, IPAC or IPAC-SX
chip from Infineon (former manufacturer Siemens).
config MISDN_W6692
tristate "Support for cards with Winbond 6692"
depends on MISDN
depends on PCI
help
Enable support for Winbond 6692 PCI chip based cards.
config MISDN_NETJET
tristate "Support for NETJet cards"
depends on MISDN
depends on PCI
depends on TTY
select MISDN_IPAC
select ISDN_HDLC
select ISDN_I4L
help
Enable support for Traverse Technologies NETJet PCI cards.
config MISDN_IPAC
tristate
depends on MISDN
config MISDN_ISAR
tristate
depends on MISDN