diff options
Diffstat (limited to 'kernel/dma/direct.c')
| -rw-r--r-- | kernel/dma/direct.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c index 09e85f6aa4ba..c954f0a6dc62 100644 --- a/kernel/dma/direct.c +++ b/kernel/dma/direct.c @@ -155,16 +155,6 @@ void dma_direct_free(struct device *dev, size_t size, dma_direct_free_pages(dev, size, cpu_addr, dma_addr, attrs); } -static int dma_direct_mmap(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, size_t size, - unsigned long attrs) -{ - if (!dev_is_dma_coherent(dev) && - IS_ENABLED(CONFIG_DMA_NONCOHERENT_MMAP)) - return arch_dma_mmap(dev, vma, cpu_addr, dma_addr, size, attrs); - return dma_common_mmap(dev, vma, cpu_addr, dma_addr, size); -} - static void dma_direct_sync_single_for_device(struct device *dev, dma_addr_t addr, size_t size, enum dma_data_direction dir) { @@ -293,7 +283,6 @@ int dma_direct_mapping_error(struct device *dev, dma_addr_t dma_addr) const struct dma_map_ops dma_direct_ops = { .alloc = dma_direct_alloc, .free = dma_direct_free, - .mmap = dma_direct_mmap, .map_page = dma_direct_map_page, .map_sg = dma_direct_map_sg, #if defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) |