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authorBjörn Töpel <bjorn.topel@intel.com>2018-10-02 10:00:31 +0200
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2018-10-03 12:40:44 -0700
commit46515fdb1adff1cc0ac3d0656a7c3492017dfe4f (patch)
tree3966d521aebbd76b879a45ada233c9505a5f4580 /drivers/net/ethernet/intel
parentixgbe: added Rx/Tx ring disable/enable functions (diff)
downloadlinux-dev-46515fdb1adff1cc0ac3d0656a7c3492017dfe4f.tar.xz
linux-dev-46515fdb1adff1cc0ac3d0656a7c3492017dfe4f.zip
ixgbe: move common Rx functions to ixgbe_txrx_common.h
This patch prepares for the upcoming zero-copy Rx functionality, by moving/changing linkage of common functions, used both by the regular path and zero-copy path. Signed-off-by: Björn Töpel <bjorn.topel@intel.com> Tested-by: William Tu <u9012063@gmail.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c29
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h26
2 files changed, 37 insertions, 18 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 47e28d9ce1e3..681ed9f1ea35 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -40,6 +40,7 @@
#include "ixgbe_dcb_82599.h"
#include "ixgbe_sriov.h"
#include "ixgbe_model.h"
+#include "ixgbe_txrx_common.h"
char ixgbe_driver_name[] = "ixgbe";
static const char ixgbe_driver_string[] =
@@ -1673,9 +1674,9 @@ static void ixgbe_update_rsc_stats(struct ixgbe_ring *rx_ring,
* order to populate the hash, checksum, VLAN, timestamp, protocol, and
* other fields within the skb.
**/
-static void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
- union ixgbe_adv_rx_desc *rx_desc,
- struct sk_buff *skb)
+void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
+ union ixgbe_adv_rx_desc *rx_desc,
+ struct sk_buff *skb)
{
struct net_device *dev = rx_ring->netdev;
u32 flags = rx_ring->q_vector->adapter->flags;
@@ -1708,8 +1709,8 @@ static void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
skb->protocol = eth_type_trans(skb, dev);
}
-static void ixgbe_rx_skb(struct ixgbe_q_vector *q_vector,
- struct sk_buff *skb)
+void ixgbe_rx_skb(struct ixgbe_q_vector *q_vector,
+ struct sk_buff *skb)
{
napi_gro_receive(&q_vector->napi, skb);
}
@@ -1868,9 +1869,9 @@ static void ixgbe_dma_sync_frag(struct ixgbe_ring *rx_ring,
*
* Returns true if an error was encountered and skb was freed.
**/
-static bool ixgbe_cleanup_headers(struct ixgbe_ring *rx_ring,
- union ixgbe_adv_rx_desc *rx_desc,
- struct sk_buff *skb)
+bool ixgbe_cleanup_headers(struct ixgbe_ring *rx_ring,
+ union ixgbe_adv_rx_desc *rx_desc,
+ struct sk_buff *skb)
{
struct net_device *netdev = rx_ring->netdev;
@@ -2186,14 +2187,6 @@ static struct sk_buff *ixgbe_build_skb(struct ixgbe_ring *rx_ring,
return skb;
}
-#define IXGBE_XDP_PASS 0
-#define IXGBE_XDP_CONSUMED BIT(0)
-#define IXGBE_XDP_TX BIT(1)
-#define IXGBE_XDP_REDIR BIT(2)
-
-static int ixgbe_xmit_xdp_ring(struct ixgbe_adapter *adapter,
- struct xdp_frame *xdpf);
-
static struct sk_buff *ixgbe_run_xdp(struct ixgbe_adapter *adapter,
struct ixgbe_ring *rx_ring,
struct xdp_buff *xdp)
@@ -8469,8 +8462,8 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb,
}
#endif
-static int ixgbe_xmit_xdp_ring(struct ixgbe_adapter *adapter,
- struct xdp_frame *xdpf)
+int ixgbe_xmit_xdp_ring(struct ixgbe_adapter *adapter,
+ struct xdp_frame *xdpf)
{
struct ixgbe_ring *ring = adapter->xdp_ring[smp_processor_id()];
struct ixgbe_tx_buffer *tx_buffer;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h
new file mode 100644
index 000000000000..3780d315b991
--- /dev/null
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_txrx_common.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright(c) 2018 Intel Corporation. */
+
+#ifndef _IXGBE_TXRX_COMMON_H_
+#define _IXGBE_TXRX_COMMON_H_
+
+#define IXGBE_XDP_PASS 0
+#define IXGBE_XDP_CONSUMED BIT(0)
+#define IXGBE_XDP_TX BIT(1)
+#define IXGBE_XDP_REDIR BIT(2)
+
+int ixgbe_xmit_xdp_ring(struct ixgbe_adapter *adapter,
+ struct xdp_frame *xdpf);
+bool ixgbe_cleanup_headers(struct ixgbe_ring *rx_ring,
+ union ixgbe_adv_rx_desc *rx_desc,
+ struct sk_buff *skb);
+void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
+ union ixgbe_adv_rx_desc *rx_desc,
+ struct sk_buff *skb);
+void ixgbe_rx_skb(struct ixgbe_q_vector *q_vector,
+ struct sk_buff *skb);
+
+void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring);
+void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring);
+
+#endif /* #define _IXGBE_TXRX_COMMON_H_ */