[2/2] net/tap: replace offload_capa function with define
Checks
Commit Message
Since the offload values are always the same, these can
just be data instead of code.
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
drivers/net/tap/rte_eth_tap.c | 34 +++++++++++++---------------------
1 file changed, 13 insertions(+), 21 deletions(-)
Comments
On 6/16/21 7:15 AM, Stephen Hemminger wrote:
> Since the offload values are always the same, these can
> just be data instead of code.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
No strong opinion as well, but above reason is not strong
enough to touch the code. So, I'll wait for the maintainer
here as well.
@@ -70,6 +70,17 @@
#define TAP_IOV_DEFAULT_MAX 1024
+#define TAP_RX_OFFLOAD (DEV_RX_OFFLOAD_SCATTER | \
+ DEV_RX_OFFLOAD_IPV4_CKSUM | \
+ DEV_RX_OFFLOAD_UDP_CKSUM | \
+ DEV_RX_OFFLOAD_TCP_CKSUM)
+
+#define TAP_TX_OFFLOAD (DEV_TX_OFFLOAD_MULTI_SEGS | \
+ DEV_TX_OFFLOAD_IPV4_CKSUM | \
+ DEV_TX_OFFLOAD_UDP_CKSUM | \
+ DEV_TX_OFFLOAD_TCP_CKSUM | \
+ DEV_TX_OFFLOAD_TCP_TSO)
+
static int tap_devices_count;
static const char *tuntap_types[ETH_TUNTAP_TYPE_MAX] = {
@@ -373,15 +384,6 @@ tap_verify_csum(struct rte_mbuf *mbuf)
}
}
-static uint64_t
-tap_rx_offload_get_queue_capa(void)
-{
- return DEV_RX_OFFLOAD_SCATTER |
- DEV_RX_OFFLOAD_IPV4_CKSUM |
- DEV_RX_OFFLOAD_UDP_CKSUM |
- DEV_RX_OFFLOAD_TCP_CKSUM;
-}
-
static void
tap_rxq_pool_free(struct rte_mbuf *pool)
{
@@ -497,16 +499,6 @@ pmd_rx_burst(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
return num_rx;
}
-static uint64_t
-tap_tx_offload_get_queue_capa(void)
-{
- return DEV_TX_OFFLOAD_MULTI_SEGS |
- DEV_TX_OFFLOAD_IPV4_CKSUM |
- DEV_TX_OFFLOAD_UDP_CKSUM |
- DEV_TX_OFFLOAD_TCP_CKSUM |
- DEV_TX_OFFLOAD_TCP_TSO;
-}
-
/* Finalize l4 checksum calculation */
static void
tap_tx_l4_cksum(uint16_t *l4_cksum, uint16_t l4_phdr_cksum,
@@ -997,9 +989,9 @@ tap_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
dev_info->max_tx_queues = RTE_PMD_TAP_MAX_QUEUES;
dev_info->min_rx_bufsize = 0;
dev_info->speed_capa = tap_dev_speed_capa();
- dev_info->rx_queue_offload_capa = tap_rx_offload_get_queue_capa();
+ dev_info->rx_queue_offload_capa = TAP_RX_OFFLOAD;
dev_info->rx_offload_capa = dev_info->rx_queue_offload_capa;
- dev_info->tx_queue_offload_capa = tap_tx_offload_get_queue_capa();
+ dev_info->tx_queue_offload_capa = TAP_TX_OFFLOAD;
dev_info->tx_offload_capa = dev_info->tx_queue_offload_capa;
dev_info->hash_key_size = TAP_RSS_HASH_KEY_SIZE;
/*