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| author | Max Filippov <jcmvbkbc@gmail.com> | 2018-02-14 16:12:54 -0800 |
|---|---|---|
| committer | Max Filippov <jcmvbkbc@gmail.com> | 2018-07-11 11:13:33 -0700 |
| commit | adbfa4e6f99689511f1079452508d9d22417544c (patch) | |
| tree | f4dc68dbca63090aa995105ac8a87f182eb8e05f /arch/xtensa/include/asm/kmem_layout.h | |
| parent | 3f2bbf443e21584887f954328ceee8515d7691e7 (diff) | |
| download | op-kernel-dev-adbfa4e6f99689511f1079452508d9d22417544c.zip op-kernel-dev-adbfa4e6f99689511f1079452508d9d22417544c.tar.gz | |
xtensa: support DMA_ATTR_NO_KERNEL_MAPPING attribute
An application that doesn't need kernel mapping of the DMA memory it
allocates may specify DMA_ATTR_NO_KERNEL_MAPPING attribute to allocation
function. Support this attribute and return address of the first struct
page that covers the allocation.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa/include/asm/kmem_layout.h')
0 files changed, 0 insertions, 0 deletions
