[PATCH -next 0/4] spi: Introduce BPF based SPI mockup controller

[Wei Yongjun <weiyongjun1@xxxxxxxxxx>]

This series Introduce a BPF based SPI mockup controller, which can be
used for testing SPI drivers without real device.

The testsuite for SPI drivers will be post in other series, with also
support for I2C and PCI bus device drivers.

patch 1-2 introduce BPF based SPI mockup controller
patch 3 interface for dynamically add devices from dts, may use
        of-configfs insead
patch 4 add the document

Wei Yongjun (4):
  spi: mockup: Add SPI controller testing driver
  spi: mockup: Add writeable tracepoint for spi transfer
  spi: mockup: Add runtime device tree overlay interface
  spi: mockup: Add documentation

 Documentation/spi/index.rst       |   1 +
 Documentation/spi/spi-mockup.rst  | 201 +++++++++++++++++++
 drivers/spi/Kconfig               |  15 ++
 drivers/spi/Makefile              |   1 +
 drivers/spi/spi-mockup.c          | 315 ++++++++++++++++++++++++++++++
 include/linux/spi/spi-mockup.h    |  13 ++
 include/trace/events/spi_mockup.h |  32 +++
 7 files changed, 578 insertions(+)
 create mode 100644 Documentation/spi/spi-mockup.rst
 create mode 100644 drivers/spi/spi-mockup.c
 create mode 100644 include/linux/spi/spi-mockup.h
 create mode 100644 include/trace/events/spi_mockup.h

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2.34.1