diff options
Diffstat (limited to 'kernel/dma/direct.h')
| -rw-r--r-- | kernel/dma/direct.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/dma/direct.h b/kernel/dma/direct.h index f476c63b668c..f925a7e8b000 100644 --- a/kernel/dma/direct.h +++ b/kernel/dma/direct.h @@ -60,8 +60,10 @@ static inline void dma_direct_sync_single_for_device(struct device *dev, swiotlb_sync_single_for_device(dev, paddr, size, dir); - if (!dev_is_dma_coherent(dev)) + if (!dev_is_dma_coherent(dev)) { arch_sync_dma_for_device(paddr, size, dir); + arch_sync_dma_flush(); + } } static inline void dma_direct_sync_single_for_cpu(struct device *dev, @@ -71,6 +73,7 @@ static inline void dma_direct_sync_single_for_cpu(struct device *dev, if (!dev_is_dma_coherent(dev)) { arch_sync_dma_for_cpu(paddr, size, dir); + arch_sync_dma_flush(); arch_sync_dma_for_cpu_all(); } @@ -106,8 +109,10 @@ static inline dma_addr_t dma_direct_map_phys(struct device *dev, } if (!dev_is_dma_coherent(dev) && - !(attrs & (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_MMIO))) + !(attrs & (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_MMIO))) { arch_sync_dma_for_device(phys, size, dir); + arch_sync_dma_flush(); + } return dma_addr; err_overflow: |