diff options
| 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 /kernel | |
| parent | 212836a9929f0c91214a8a1879e6e41be0e26a6f (diff) | |
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 'kernel')
| -rw-r--r-- | kernel/dma/coherent.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/kernel/dma/coherent.c b/kernel/dma/coherent.c index 29fd6590dc1e..7271cda86a37 100644 --- a/kernel/dma/coherent.c +++ b/kernel/dma/coherent.c @@ -124,17 +124,6 @@ int dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr, } EXPORT_SYMBOL(dma_declare_coherent_memory); -void dma_release_declared_memory(struct device *dev) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - - if (!mem) - return; - dma_release_coherent_memory(mem); - dev->dma_mem = NULL; -} -EXPORT_SYMBOL(dma_release_declared_memory); - static void *__dma_alloc_from_coherent(struct dma_coherent_mem *mem, ssize_t size, dma_addr_t *dma_handle) { |