[PATCH v2 -next 0/3] spi: Introduce BPF based SPI mockup controller

From: Zhang Xiaoxu
Date: Wed Jul 26 2023 - 03:14:48 EST


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 add the document

v1->v2:
Use the new _controller() API
P1. Move the license identifier to the entrie comment
P2. Inherit tx_nbits/rx_nbits/cs_off/cs_change from the
spi_transfer to the tracepoint
P3. Removed.
P4. Update the Document.

Wei Yongjun (3):
spi: mockup: Add SPI controller testing driver
spi: mockup: Add writeable tracepoint for spi transfer
spi: mockup: Add documentation

Documentation/spi/index.rst | 1 +
Documentation/spi/spi-mockup.rst | 174 ++++++++++++++++++++
drivers/spi/Kconfig | 13 ++
drivers/spi/Makefile | 1 +
drivers/spi/spi-mockup.c | 260 ++++++++++++++++++++++++++++++
include/linux/spi/spi-mockup.h | 17 ++
include/trace/events/spi_mockup.h | 31 ++++
7 files changed, 497 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