[dpdk-dev] [PATCH] net/vmxnet3: convert to new rx offload api
Louis Luo
llouis at vmware.com
Tue May 1 00:20:35 CEST 2018
Ethdev RX offloads API has changed since: commit ce17eddefc20
("ethdev: introduce Rx queue offloads API")
This patch adopts the new RX Offload API in vmxnet3 driver.
Signed-off-by: Louis Luo <llouis at vmware.com>
---
drivers/net/vmxnet3/vmxnet3_ethdev.c | 61 ++++++++++++++++++++++++++----------
1 file changed, 45 insertions(+), 16 deletions(-)
diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index 4568521..d9d5bda 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -42,6 +42,23 @@
#define VMXNET3_TX_MAX_SEG UINT8_MAX
+#define VMXNET3_TX_OFFLOAD_CAP \
+ (DEV_TX_OFFLOAD_VLAN_INSERT | \
+ DEV_TX_OFFLOAD_IPV4_CKSUM | \
+ DEV_TX_OFFLOAD_TCP_CKSUM | \
+ DEV_TX_OFFLOAD_UDP_CKSUM | \
+ DEV_TX_OFFLOAD_TCP_TSO | \
+ DEV_TX_OFFLOAD_MULTI_SEGS)
+
+#define VMXNET3_RX_OFFLOAD_CAP \
+ (DEV_RX_OFFLOAD_VLAN_STRIP | \
+ DEV_RX_OFFLOAD_SCATTER | \
+ DEV_RX_OFFLOAD_IPV4_CKSUM | \
+ DEV_RX_OFFLOAD_UDP_CKSUM | \
+ DEV_RX_OFFLOAD_TCP_CKSUM | \
+ DEV_RX_OFFLOAD_TCP_LRO | \
+ DEV_RX_OFFLOAD_JUMBO_FRAME)
+
static int eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev);
static int eth_vmxnet3_dev_uninit(struct rte_eth_dev *eth_dev);
static int vmxnet3_dev_configure(struct rte_eth_dev *dev);
@@ -376,9 +393,25 @@ vmxnet3_dev_configure(struct rte_eth_dev *dev)
const struct rte_memzone *mz;
struct vmxnet3_hw *hw = dev->data->dev_private;
size_t size;
+ uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
+ uint64_t tx_offloads = dev->data->dev_conf.txmode.offloads;
PMD_INIT_FUNC_TRACE();
+ if ((rx_offloads & VMXNET3_RX_OFFLOAD_CAP) != rx_offloads) {
+ RTE_LOG(ERR, PMD, "Requested RX offloads 0x%lx"
+ " do not match supported 0x%lx\n",
+ rx_offloads, (uint64_t)VMXNET3_RX_OFFLOAD_CAP);
+ return -ENOTSUP;
+ }
+
+ if ((tx_offloads & VMXNET3_TX_OFFLOAD_CAP) != tx_offloads) {
+ RTE_LOG(ERR, PMD, "Requested TX offloads 0x%lx"
+ " do not match supported 0x%lx\n",
+ tx_offloads, (uint64_t)VMXNET3_TX_OFFLOAD_CAP);
+ return -ENOTSUP;
+ }
+
if (dev->data->nb_tx_queues > VMXNET3_MAX_TX_QUEUES ||
dev->data->nb_rx_queues > VMXNET3_MAX_RX_QUEUES) {
PMD_INIT_LOG(ERR, "ERROR: Number of queues not supported");
@@ -567,6 +600,7 @@ vmxnet3_setup_driver_shared(struct rte_eth_dev *dev)
uint32_t mtu = dev->data->mtu;
Vmxnet3_DriverShared *shared = hw->shared;
Vmxnet3_DSDevRead *devRead = &shared->devRead;
+ uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
uint32_t i;
int ret;
@@ -644,10 +678,10 @@ vmxnet3_setup_driver_shared(struct rte_eth_dev *dev)
devRead->rxFilterConf.rxMode = 0;
/* Setting up feature flags */
- if (dev->data->dev_conf.rxmode.hw_ip_checksum)
+ if (rx_offloads & DEV_RX_OFFLOAD_CHECKSUM)
devRead->misc.uptFeatures |= VMXNET3_F_RXCSUM;
- if (dev->data->dev_conf.rxmode.enable_lro) {
+ if (rx_offloads & DEV_RX_OFFLOAD_TCP_LRO) {
devRead->misc.uptFeatures |= VMXNET3_F_LRO;
devRead->misc.maxNumRxSG = 0;
}
@@ -1050,17 +1084,10 @@ vmxnet3_dev_info_get(struct rte_eth_dev *dev __rte_unused,
.nb_mtu_seg_max = VMXNET3_MAX_TXD_PER_PKT,
};
- dev_info->rx_offload_capa =
- DEV_RX_OFFLOAD_VLAN_STRIP |
- DEV_RX_OFFLOAD_UDP_CKSUM |
- DEV_RX_OFFLOAD_TCP_CKSUM |
- DEV_RX_OFFLOAD_TCP_LRO;
-
- dev_info->tx_offload_capa =
- DEV_TX_OFFLOAD_VLAN_INSERT |
- DEV_TX_OFFLOAD_TCP_CKSUM |
- DEV_TX_OFFLOAD_UDP_CKSUM |
- DEV_TX_OFFLOAD_TCP_TSO;
+ dev_info->rx_offload_capa = VMXNET3_RX_OFFLOAD_CAP;
+ dev_info->rx_queue_offload_capa = 0;
+ dev_info->tx_offload_capa = VMXNET3_TX_OFFLOAD_CAP;
+ dev_info->tx_queue_offload_capa = 0;
}
static const uint32_t *
@@ -1154,8 +1181,9 @@ vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev)
{
struct vmxnet3_hw *hw = dev->data->dev_private;
uint32_t *vf_table = hw->shared->devRead.rxFilterConf.vfTable;
+ uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
- if (dev->data->dev_conf.rxmode.hw_vlan_filter)
+ if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
memcpy(vf_table, hw->shadow_vfta, VMXNET3_VFT_TABLE_SIZE);
else
memset(vf_table, 0xff, VMXNET3_VFT_TABLE_SIZE);
@@ -1217,9 +1245,10 @@ vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
struct vmxnet3_hw *hw = dev->data->dev_private;
Vmxnet3_DSDevRead *devRead = &hw->shared->devRead;
uint32_t *vf_table = devRead->rxFilterConf.vfTable;
+ uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
if (mask & ETH_VLAN_STRIP_MASK) {
- if (dev->data->dev_conf.rxmode.hw_vlan_strip)
+ if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
else
devRead->misc.uptFeatures &= ~UPT1_F_RXVLAN;
@@ -1229,7 +1258,7 @@ vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
}
if (mask & ETH_VLAN_FILTER_MASK) {
- if (dev->data->dev_conf.rxmode.hw_vlan_filter)
+ if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
memcpy(vf_table, hw->shadow_vfta, VMXNET3_VFT_TABLE_SIZE);
else
memset(vf_table, 0xff, VMXNET3_VFT_TABLE_SIZE);
--
2.7.4
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