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author | Dave Airlie <airlied@redhat.com> | 2020-07-24 01:28:09 +0300 |
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committer | Dave Airlie <airlied@redhat.com> | 2020-07-24 01:48:05 +0300 |
commit | 41206a073ceebc517245677a19f52ba6379b33a9 (patch) | |
tree | 2fc35aac6abe32b99058ad55b0fc6e4d449d1056 /Documentation/core-api/dma-api.rst | |
parent | 206739119508d5ab4b42ab480ff61a7e6cd72d7c (diff) | |
parent | ba47d845d715a010f7b51f6f89bae32845e6acb7 (diff) | |
download | linux-41206a073ceebc517245677a19f52ba6379b33a9.tar.xz |
Merge v5.8-rc6 into drm-next
I've got a silent conflict + two trees based on fixes to merge.
Fixes a silent merge with amdgpu
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'Documentation/core-api/dma-api.rst')
-rw-r--r-- | Documentation/core-api/dma-api.rst | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/core-api/dma-api.rst b/Documentation/core-api/dma-api.rst index 2d8d2fed7317..f41620439ef3 100644 --- a/Documentation/core-api/dma-api.rst +++ b/Documentation/core-api/dma-api.rst @@ -206,6 +206,14 @@ others should not be larger than the returned value. :: + bool + dma_need_sync(struct device *dev, dma_addr_t dma_addr); + +Returns %true if dma_sync_single_for_{device,cpu} calls are required to +transfer memory ownership. Returns %false if those calls can be skipped. + +:: + unsigned long dma_get_merge_boundary(struct device *dev); |