Isaac J. Manjarres 12846026d0 ANDROID: GKI: dma-buf: Add support for mapping buffers with DMA attributes
When mapping the memory represented by a dma-buf into a device's
address space, it might be desireable to map the memory with
certain DMA attributes. Thus, introduce the dma_mapping_attrs
field in the dma_buf_attachment structure so that when
the memory is mapped with dma_buf_map_attachment, it is mapped
with the desired DMA attributes.

Bug: 133508579
Test: ion-unit-tests
Change-Id: Ib2e5bafdc02ae31a58ce96a82d77cc508dd71bd4
Signed-off-by: Isaac J. Manjarres <isaacm@codeaurora.org>
Signed-off-by: Sandeep Patil <sspatil@google.com>

[surenb: cherry-picked from ACK 5.4 branch]

Bug: 150611569
Test: build
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Change-Id: I9a8b4f83a61bcff6e5d3ee2d7f4887875a9654ef
2020-03-16 18:11:52 +00:00
2020-03-03 07:33:01 +01:00
2020-02-24 09:13:25 +01:00
2020-03-11 17:10:39 +01:00
2020-03-11 17:10:39 +01:00
2020-03-03 07:33:01 +01:00
2020-03-16 11:07:08 +01:00

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.
See Documentation/00-INDEX for a list of what is contained in each file.

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.
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