From: Edward Cree <ecree@solarflare.com>
Date: Tue, 30 Jun 2020 13:11:52 +0100
Subject: sfc: commonise efx_sync_rx_buffer()
Patch-mainline: v5.9-rc1
Git-commit: 80a0074e6aee3657784744ed66ca2c0cc918ecf8
References: jsc#SLE-16683
The ef100 RX path will also need to DMA-sync RX buffers.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/sfc/rx.c | 8 --------
drivers/net/ethernet/sfc/rx_common.h | 9 +++++++++
2 files changed, 9 insertions(+), 8 deletions(-)
--- a/drivers/net/ethernet/sfc/rx.c
+++ b/drivers/net/ethernet/sfc/rx.c
@@ -40,14 +40,6 @@
#define EFX_RX_MAX_FRAGS DIV_ROUND_UP(EFX_MAX_FRAME_LEN(EFX_MAX_MTU), \
EFX_RX_USR_BUF_SIZE)
-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);
-}
-
static void efx_rx_packet__check_len(struct efx_rx_queue *rx_queue,
struct efx_rx_buffer *rx_buf,
int len)
--- 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_qu
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);