diff options
Diffstat (limited to 'arch/openrisc/kernel/dma.c')
| -rw-r--r-- | arch/openrisc/kernel/dma.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/openrisc/kernel/dma.c b/arch/openrisc/kernel/dma.c index 140c99140649..b10369b7e31b 100644 --- a/arch/openrisc/kernel/dma.c +++ b/arch/openrisc/kernel/dma.c @@ -141,6 +141,9 @@ or1k_map_page(struct device *dev, struct page *page, unsigned long cl; dma_addr_t addr = page_to_phys(page) + offset; + if (attrs & DMA_ATTR_SKIP_CPU_SYNC) + return addr; + switch (dir) { case DMA_TO_DEVICE: /* Flush the dcache for the requested range */ @@ -229,7 +232,7 @@ or1k_sync_single_for_device(struct device *dev, mtspr(SPR_DCBFR, cl); } -struct dma_map_ops or1k_dma_map_ops = { +const struct dma_map_ops or1k_dma_map_ops = { .alloc = or1k_dma_alloc, .free = or1k_dma_free, .map_page = or1k_map_page, |
