drivers/net/caif/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # CAIF physical drivers
   4 #
   5
   6 menuconfig CAIF_DRIVERS
   7         bool "CAIF transport drivers"
   8         depends on CAIF
   9         help
  10           Enable this to see CAIF physical drivers.
  11
  12 if CAIF_DRIVERS
  13
  14 config CAIF_TTY
  15         tristate "CAIF TTY transport driver"
  16         depends on CAIF && TTY
  17         default n
  18         help
  19           The CAIF TTY transport driver is a Line Discipline (ldisc)
  20           identified as N_CAIF. When this ldisc is opened from user space
  21           it will redirect the TTY's traffic into the CAIF stack.
  22
  23 config CAIF_SPI_SLAVE
  24         tristate "CAIF SPI transport driver for slave interface"
  25         depends on CAIF && HAS_DMA
  26         default n
  27         help
  28           The CAIF Link layer SPI Protocol driver for Slave SPI interface.
  29           This driver implements a platform driver to accommodate for a
  30           platform specific SPI device. A sample CAIF SPI Platform device is
  31           provided in <file:Documentation/networking/caif/spi_porting.rst>.
  32
  33 config CAIF_SPI_SYNC
  34         bool "Next command and length in start of frame"
  35         depends on CAIF_SPI_SLAVE
  36         default n
  37         help
  38           Putting the next command and length in the start of the frame can
  39           help to synchronize to the next transfer in case of over or under-runs.
  40           This option also needs to be enabled on the modem.
  41
  42 config CAIF_HSI
  43         tristate "CAIF HSI transport driver"
  44         depends on CAIF
  45         default n
  46         help
  47           The CAIF low level driver for CAIF over HSI.
  48           Be aware that if you enable this then you also need to
  49           enable a low-level HSI driver.
  50
  51 config CAIF_VIRTIO
  52         tristate "CAIF virtio transport driver"
  53         depends on CAIF && HAS_DMA
  54         select VHOST_RING
  55         select VIRTIO
  56         select GENERIC_ALLOCATOR
  57         default n
  58         help
  59           The CAIF driver for CAIF over Virtio.
  60
  61 endif # CAIF_DRIVERS