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6f997d4bb9
Seeing doubtfully any SATA device working without embedded DMA engine let's permit the device nodes being equipped with the dma-coherent property in case if the platform is capable of cache-coherent DMAs. As a side-effect we can drop the explicit dma-coherent property definition from the particular device schemas. Currently it concerns the Broadcom SATA AHCI controller only. Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
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 Restructured Text 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.