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Mark Brown b45938ed36
spi: spi_amd: Performance Optimization Patch Series
Merge series from Raju Rangoju <Raju.Rangoju@amd.com>:

AMD SPI controller’s index mode performance is constrained by the
hardware limitation of the FIFO queue length. This patch series introduces
optimizations to the spi_amd driver, aiming to maximize throughput and
enhance overall performance. The changes includes,

- Enable SPI dual and quad I/O modes and update SPI-MEM support function to
reflect AMD SPI0 hardware capabilities.
- Utilize efficient kernel APIs to streamline SPI I/O operations for
enhanced performance.
- Refine the set tx/rx count functions to optimize SPI I/O throughput.
- Minimize the number of data read calls by efficiently retrieving data
from FIFO queues, improving SPI I/O efficiency.
- Add changes to support AMD HID2 SPI controller and update SPI-MEM support
function to reflect AMD HID2 hardware capabilities.
- Add changes to set SPI controller address mode before initiating the
commands
- Add changes to implement HIDDMA read operation support for HID2 SPI
controller
History 2024-09-30 22:43:34 +01:00
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README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.