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path: root/drivers/net/ethernet/sfc/rx_common.h
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Diffstat (limited to 'drivers/net/ethernet/sfc/rx_common.h')
-rw-r--r--drivers/net/ethernet/sfc/rx_common.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/rx_common.h b/drivers/net/ethernet/sfc/rx_common.h
index 1672d74f30e2..207ccd8ba062 100644
--- a/drivers/net/ethernet/sfc/rx_common.h
+++ b/drivers/net/ethernet/sfc/rx_common.h
@@ -57,6 +57,15 @@ void efx_init_rx_buffer(struct efx_rx_queue *rx_queue,
unsigned int page_offset,
u16 flags);
void efx_unmap_rx_buffer(struct efx_nic *efx, struct efx_rx_buffer *rx_buf);
+
+static inline void efx_sync_rx_buffer(struct efx_nic *efx,
+ struct efx_rx_buffer *rx_buf,
+ unsigned int len)
+{
+ dma_sync_single_for_cpu(&efx->pci_dev->dev, rx_buf->dma_addr, len,
+ DMA_FROM_DEVICE);
+}
+
void efx_free_rx_buffers(struct efx_rx_queue *rx_queue,
struct efx_rx_buffer *rx_buf,
unsigned int num_bufs);