The TSO header size was defined in many drivers. Factorize the code and
define its size in net/tso.h.
Signed-off-by: Antoine Tenart <antoine.ten...@free-electrons.com>
---
drivers/net/ethernet/cavium/thunder/nicvf_queues.h | 1 -
drivers/net/ethernet/freescale/fec_main.c | 1 -
drivers/net/ethernet/marvell/mv643xx_eth.c | 2 --
drivers/net/ethernet/marvell/mvneta.c | 3 ---
include/net/tso.h | 2 ++
5 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
index 57858522c33c..67d1a3230773 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.h
@@ -277,7 +277,6 @@ struct snd_queue {
u16 xdp_free_cnt;
bool is_xdp;
-#define TSO_HEADER_SIZE 128
/* For TSO segment's header */
char *tso_hdrs;
dma_addr_t tso_hdrs_phys;
diff --git a/drivers/net/ethernet/freescale/fec_main.c
b/drivers/net/ethernet/freescale/fec_main.c
index df09b254553d..56f56d6ada9c 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -226,7 +226,6 @@ MODULE_PARM_DESC(macaddr, "FEC Ethernet MAC address");
#define COPYBREAK_DEFAULT 256
-#define TSO_HEADER_SIZE 128
/* Max number of allowed TCP segments for software TSO */
#define FEC_MAX_TSO_SEGS 100
#define FEC_MAX_SKB_DESCS (FEC_MAX_TSO_SEGS * 2 + MAX_SKB_FRAGS)
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c
b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 9c94ea9b2b80..fb2d533ae4ef 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -183,8 +183,6 @@ static char mv643xx_eth_driver_version[] = "1.4";
#define DEFAULT_TX_QUEUE_SIZE 512
#define SKB_DMA_REALIGN ((PAGE_SIZE - NET_SKB_PAD) %
SMP_CACHE_BYTES)
-#define TSO_HEADER_SIZE 128
-
/* Max number of allowed TCP segments for software TSO */
#define MV643XX_MAX_TSO_SEGS 100
#define MV643XX_MAX_SKB_DESCS (MV643XX_MAX_TSO_SEGS * 2 + MAX_SKB_FRAGS)
diff --git a/drivers/net/ethernet/marvell/mvneta.c
b/drivers/net/ethernet/marvell/mvneta.c
index 0aab74c2a209..35ff1ecfcff0 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -281,9 +281,6 @@
*/
#define MVNETA_RSS_LU_TABLE_SIZE 1
-/* TSO header size */
-#define TSO_HEADER_SIZE 128
-
/* Max number of Rx descriptors */
#define MVNETA_MAX_RXD 128
diff --git a/include/net/tso.h b/include/net/tso.h
index b7be852bfe9d..9a56c39e6d0a 100644
--- a/include/net/tso.h
+++ b/include/net/tso.h
@@ -3,6 +3,8 @@
#include <net/ip.h>
+#define TSO_HEADER_SIZE 128
+
struct tso_t {
int next_frag_idx;
void *data;
--
2.13.5
