[dpdk-dev] [PATCH v2 1/2] net/dpaa: Changes to support ethdev offload APIs
Sunil Kumar Kori
sunil.kori at nxp.com
Wed Apr 11 13:05:39 CEST 2018
Signed-off-by: Sunil Kumar Kori <sunil.kori at nxp.com>
---
drivers/net/dpaa/dpaa_ethdev.c | 50 +++++++++++++++++++++++++++++++++++++-----
1 file changed, 44 insertions(+), 6 deletions(-)
diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index db49364..1c632a2 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -95,6 +95,9 @@ static const struct rte_dpaa_xstats_name_off dpaa_xstats_strings[] = {
static struct rte_dpaa_driver rte_dpaa_pmd;
+static void
+dpaa_eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info);
+
static inline void
dpaa_poll_queue_default_config(struct qm_mcc_initfq *opts)
{
@@ -122,9 +125,11 @@ dpaa_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
if (mtu < ETHER_MIN_MTU || frame_size > DPAA_MAX_RX_PKT_LEN)
return -EINVAL;
if (frame_size > ETHER_MAX_LEN)
- dev->data->dev_conf.rxmode.jumbo_frame = 1;
+ dev->data->dev_conf.rxmode.offloads &=
+ DEV_RX_OFFLOAD_JUMBO_FRAME;
else
- dev->data->dev_conf.rxmode.jumbo_frame = 0;
+ dev->data->dev_conf.rxmode.offloads &=
+ ~DEV_RX_OFFLOAD_JUMBO_FRAME;
dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
@@ -134,13 +139,42 @@ dpaa_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
}
static int
-dpaa_eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
+dpaa_eth_dev_configure(struct rte_eth_dev *dev)
{
struct dpaa_if *dpaa_intf = dev->data->dev_private;
+ struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
+ struct rte_eth_dev_info dev_info;
+ uint64_t rx_offloads = eth_conf->rxmode.offloads;
+ uint64_t tx_offloads = eth_conf->txmode.offloads;
PMD_INIT_FUNC_TRACE();
- if (dev->data->dev_conf.rxmode.jumbo_frame == 1) {
+ dpaa_eth_dev_info(dev, &dev_info);
+ if (((~(dev_info.rx_offload_capa) & rx_offloads) != 0)) {
+ DPAA_PMD_ERR("Some Rx offloads are not supported "
+ "requested 0x%" PRIx64 " supported 0x%" PRIx64,
+ rx_offloads, dev_info.rx_offload_capa);
+ return -ENOTSUP;
+ }
+
+ if (((~(dev_info.tx_offload_capa) & tx_offloads) != 0)) {
+ DPAA_PMD_ERR("Some Tx offloads are not supported "
+ "requested 0x%" PRIx64 " supported 0x%" PRIx64,
+ tx_offloads, dev_info.tx_offload_capa);
+ return -ENOTSUP;
+ }
+
+ if (((rx_offloads & DEV_RX_OFFLOAD_IPV4_CKSUM) == 0) ||
+ ((rx_offloads & DEV_RX_OFFLOAD_UDP_CKSUM) == 0) ||
+ ((rx_offloads & DEV_RX_OFFLOAD_TCP_CKSUM) == 0) ||
+ ((tx_offloads & DEV_TX_OFFLOAD_IPV4_CKSUM) == 0) ||
+ ((tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM) == 0) ||
+ ((tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM) == 0)) {
+ DPAA_PMD_ERR(" Cksum offloading is enabled by default "
+ " Cannot be disabled. So ignoring this configuration ");
+ }
+
+ if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
if (dev->data->dev_conf.rxmode.max_rx_pkt_len <=
DPAA_MAX_RX_PKT_LEN) {
fman_if_set_maxfrm(dpaa_intf->fif,
@@ -259,11 +293,15 @@ static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
dev_info->rx_offload_capa =
(DEV_RX_OFFLOAD_IPV4_CKSUM |
DEV_RX_OFFLOAD_UDP_CKSUM |
- DEV_RX_OFFLOAD_TCP_CKSUM);
+ DEV_RX_OFFLOAD_TCP_CKSUM) |
+ DEV_RX_OFFLOAD_JUMBO_FRAME |
+ DEV_RX_OFFLOAD_SCATTER;
dev_info->tx_offload_capa =
(DEV_TX_OFFLOAD_IPV4_CKSUM |
DEV_TX_OFFLOAD_UDP_CKSUM |
- DEV_TX_OFFLOAD_TCP_CKSUM);
+ DEV_TX_OFFLOAD_TCP_CKSUM) |
+ DEV_TX_OFFLOAD_MBUF_FAST_FREE |
+ DEV_TX_OFFLOAD_MULTI_SEGS;
}
static int dpaa_eth_link_update(struct rte_eth_dev *dev,
--
2.9.3
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