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| author | Mark Brown <broonie@kernel.org> | 2019-06-26 14:39:34 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-06-26 14:39:34 +0300 |
| commit | 53c8b29abe42e5601cfa0ea5962532f0cfdec8a0 (patch) | |
| tree | cad53f42ce7a03c39a984bcdbcc42cd47f1af6f9 /Documentation/driver-api/uio-howto.rst | |
| parent | e3303268f9cfa4eb7c2217df471417d4327109fd (diff) | |
| parent | 4b972a01a7da614b4796475f933094751a295a2f (diff) | |
| download | linux-53c8b29abe42e5601cfa0ea5962532f0cfdec8a0.tar.xz | |
Merge tag 'v5.2-rc6' into asoc-5.3
Linux 5.2-rc6
Diffstat (limited to 'Documentation/driver-api/uio-howto.rst')
| -rw-r--r-- | Documentation/driver-api/uio-howto.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/driver-api/uio-howto.rst b/Documentation/driver-api/uio-howto.rst index 25f50eace28b..8fecfa11d4ff 100644 --- a/Documentation/driver-api/uio-howto.rst +++ b/Documentation/driver-api/uio-howto.rst @@ -276,8 +276,8 @@ fields of ``struct uio_mem``: - ``int memtype``: Required if the mapping is used. Set this to ``UIO_MEM_PHYS`` if you you have physical memory on your card to be mapped. Use ``UIO_MEM_LOGICAL`` for logical memory (e.g. allocated - with :c:func:`kmalloc()`). There's also ``UIO_MEM_VIRTUAL`` for - virtual memory. + with :c:func:`__get_free_pages()` but not kmalloc()). There's also + ``UIO_MEM_VIRTUAL`` for virtual memory. - ``phys_addr_t addr``: Required if the mapping is used. Fill in the address of your memory block. This address is the one that appears in |