[dpdk-dev] [PATCH v2 39/39] examples/skeleton: convert to new ethdev offloads API

[Shahaf Shuler]

Ethdev offloads API has changed since:

commit ce17eddefc20 ("ethdev: introduce Rx queue offloads API")
commit cba7f53b717d ("ethdev: introduce Tx queue offloads API")

This commit support the new API.

Signed-off-by: Shahaf Shuler <shah...@mellanox.com>
Acked-by: Bruce Richardson <bruce.richard...@intel.com>
---
 examples/skeleton/basicfwd.c | 31 +++++++++++++++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

diff --git a/examples/skeleton/basicfwd.c b/examples/skeleton/basicfwd.c
index e623754..02ce7ba 100644
--- a/examples/skeleton/basicfwd.c
+++ b/examples/skeleton/basicfwd.c
@@ -47,7 +47,13 @@
 #define BURST_SIZE 32
 
 static const struct rte_eth_conf port_conf_default = {
-       .rxmode = { .max_rx_pkt_len = ETHER_MAX_LEN }
+       .rxmode = {
+               .max_rx_pkt_len = ETHER_MAX_LEN,
+               .ignore_offload_bitfield = 1,
+       },
+       .txmode = {
+               .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE,
+       },
 };
 
 /* basicfwd.c: Basic DPDK skeleton forwarding example. */
@@ -65,10 +71,28 @@
        uint16_t nb_txd = TX_RING_SIZE;
        int retval;
        uint16_t q;
+       struct rte_eth_dev_info dev_info;
+       struct rte_eth_txconf txconf;
 
        if (port >= rte_eth_dev_count())
                return -1;
 
+       rte_eth_dev_info_get(port, &dev_info);
+       if ((dev_info.rx_offload_capa & port_conf.rxmode.offloads) !=
+           port_conf.rxmode.offloads) {
+               printf("Some Rx offloads are not supported "
+                      "by port %d: requested 0x%lx supported 0x%lx\n",
+                      port, port_conf.rxmode.offloads,
+                      dev_info.rx_offload_capa);
+       }
+       if ((dev_info.tx_offload_capa & port_conf.txmode.offloads) !=
+           port_conf.txmode.offloads) {
+               printf("Some Tx offloads are not supported "
+                      "by port %d: requested 0x%lx supported 0x%lx\n",
+                      port, port_conf.txmode.offloads,
+                      dev_info.tx_offload_capa);
+       }
+
        /* Configure the Ethernet device. */
        retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf);
        if (retval != 0)
@@ -86,10 +110,13 @@
                        return retval;
        }
 
+       txconf = dev_info.default_txconf;
+       txconf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
+       txconf.offloads = port_conf.txmode.offloads;
        /* Allocate and set up 1 TX queue per Ethernet port. */
        for (q = 0; q < tx_rings; q++) {
                retval = rte_eth_tx_queue_setup(port, q, nb_txd,
-                               rte_eth_dev_socket_id(port), NULL);
+                               rte_eth_dev_socket_id(port), &txconf);
                if (retval < 0)
                        return retval;
        }
-- 
1.8.3.1