62 строки
1.7 KiB
Plaintext
62 строки
1.7 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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#
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# CAIF physical drivers
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#
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menuconfig CAIF_DRIVERS
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bool "CAIF transport drivers"
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depends on CAIF
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help
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Enable this to see CAIF physical drivers.
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if CAIF_DRIVERS
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config CAIF_TTY
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tristate "CAIF TTY transport driver"
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depends on CAIF && TTY
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default n
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---help---
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The CAIF TTY transport driver is a Line Discipline (ldisc)
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identified as N_CAIF. When this ldisc is opened from user space
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it will redirect the TTY's traffic into the CAIF stack.
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config CAIF_SPI_SLAVE
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tristate "CAIF SPI transport driver for slave interface"
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depends on CAIF && HAS_DMA
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default n
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---help---
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The CAIF Link layer SPI Protocol driver for Slave SPI interface.
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This driver implements a platform driver to accommodate for a
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platform specific SPI device. A sample CAIF SPI Platform device is
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provided in <file:Documentation/networking/caif/spi_porting.txt>.
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config CAIF_SPI_SYNC
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bool "Next command and length in start of frame"
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depends on CAIF_SPI_SLAVE
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default n
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---help---
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Putting the next command and length in the start of the frame can
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help to synchronize to the next transfer in case of over or under-runs.
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This option also needs to be enabled on the modem.
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config CAIF_HSI
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tristate "CAIF HSI transport driver"
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depends on CAIF
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default n
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---help---
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The CAIF low level driver for CAIF over HSI.
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Be aware that if you enable this then you also need to
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enable a low-level HSI driver.
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config CAIF_VIRTIO
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tristate "CAIF virtio transport driver"
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depends on CAIF && HAS_DMA && VHOST_DPN
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select VHOST_RING
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select VIRTIO
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select GENERIC_ALLOCATOR
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default n
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---help---
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The CAIF driver for CAIF over Virtio.
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endif # CAIF_DRIVERS
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