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| author | Christoph Hellwig <hch@lst.de> | 2019-08-30 08:46:57 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2019-09-04 11:13:19 +0200 |
| commit | 1fa0682448acd5198f79c1d28ee1292a27ae406d (patch) | |
| tree | 36d9a2d25bfb2cec04f7479580fe0db8e69448bc /Documentation/DMA-API.txt | |
| parent | 212836a9929f0c91214a8a1879e6e41be0e26a6f (diff) | |
| download | linux-1fa0682448acd5198f79c1d28ee1292a27ae406d.tar.gz linux-1fa0682448acd5198f79c1d28ee1292a27ae406d.tar.bz2 linux-1fa0682448acd5198f79c1d28ee1292a27ae406d.zip | |
dma-mapping: remove dma_release_declared_memory
This function is entirely unused given that declared memory is
generally provided by platform setup code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'Documentation/DMA-API.txt')
| -rw-r--r-- | Documentation/DMA-API.txt | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt index 9c4dd3d779ed..2d8d2fed7317 100644 --- a/Documentation/DMA-API.txt +++ b/Documentation/DMA-API.txt @@ -603,17 +603,6 @@ For reasons of efficiency, most platforms choose to track the declared region only at the granularity of a page. For smaller allocations, you should use the dma_pool() API. -:: - - void - dma_release_declared_memory(struct device *dev) - -Remove the memory region previously declared from the system. This -API performs *no* in-use checking for this region and will return -unconditionally having removed all the required structures. It is the -driver's job to ensure that no parts of this memory region are -currently in use. - Part III - Debug drivers use of the DMA-API ------------------------------------------- |