return 0;
}
+static int
+setup_rep_vf_fwd(struct enic_vf_representor *vf)
+{
+ int ret;
+
+ ENICPMD_FUNC_TRACE();
+ /* Representor -> VF rule
+ * Egress packets from this representor are on the representor's WQ.
+ * So, loop back that WQ to VF.
+ */
+ ret = enic_fm_add_rep2vf_flow(vf);
+ if (ret) {
+ ENICPMD_LOG(ERR, "Cannot create representor->VF flow");
+ return ret;
+ }
+ /* VF -> representor rule
+ * Packets from VF loop back to the representor, unless they match
+ * user-added flows.
+ */
+ ret = enic_fm_add_vf2rep_flow(vf);
+ if (ret) {
+ ENICPMD_LOG(ERR, "Cannot create VF->representor flow");
+ return ret;
+ }
+ return 0;
+}
+
static int enic_vf_dev_start(struct rte_eth_dev *eth_dev)
{
struct enic_vf_representor *vf;
vf = eth_dev->data->dev_private;
pf = vf->pf;
+ /* Get representor flowman for flow API and representor path */
+ ret = enic_fm_init(&vf->enic);
+ if (ret)
+ return ret;
+ /* Set up implicit flow rules to forward between representor and VF */
+ ret = setup_rep_vf_fwd(vf);
+ if (ret) {
+ ENICPMD_LOG(ERR, "Cannot set up representor-VF flows");
+ return ret;
+ }
/* Remove all packet filters so no ingress packets go to VF.
* When PF enables switchdev, it will ensure packet filters
* are removed. So, this is not technically needed.
return 0;
}
-static void enic_vf_dev_stop(struct rte_eth_dev *eth_dev)
+static int enic_vf_dev_stop(struct rte_eth_dev *eth_dev)
{
struct enic_vf_representor *vf;
struct vnic_rq *rq;
ENICPMD_FUNC_TRACE();
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
- return;
+ return 0;
/* Undo dev_start. Disable/clean WQ */
vf = eth_dev->data->dev_private;
pf = vf->pf;
vnic_cq_clean(&pf->cq[enic_cq_rq(vf->pf, vf->pf_rq_sop_idx)]);
eth_dev->data->tx_queue_state[0] = RTE_ETH_QUEUE_STATE_STOPPED;
eth_dev->data->rx_queue_state[0] = RTE_ETH_QUEUE_STATE_STOPPED;
+ /* Clean up representor flowman */
+ enic_fm_destroy(&vf->enic);
+
+ return 0;
}
/*
* "close" is no-op for now and solely exists so that rte_eth_dev_close()
* can finish its own cleanup without errors.
*/
-static void enic_vf_dev_close(struct rte_eth_dev *eth_dev __rte_unused)
+static int enic_vf_dev_close(struct rte_eth_dev *eth_dev __rte_unused)
{
ENICPMD_FUNC_TRACE();
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
- return;
+ return 0;
+ return 0;
+}
+
+static int
+adjust_flow_attr(const struct rte_flow_attr *attrs,
+ struct rte_flow_attr *vf_attrs,
+ struct rte_flow_error *error)
+{
+ if (!attrs) {
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ATTR,
+ NULL, "no attribute specified");
+ }
+ /*
+ * Swap ingress and egress as the firmware view of direction
+ * is the opposite of the representor.
+ */
+ *vf_attrs = *attrs;
+ if (attrs->ingress && !attrs->egress) {
+ vf_attrs->ingress = 0;
+ vf_attrs->egress = 1;
+ return 0;
+ }
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, NULL,
+ "representor only supports ingress");
+}
+
+static int
+enic_vf_flow_validate(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attrs,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ struct rte_flow_error *error)
+{
+ struct rte_flow_attr vf_attrs;
+ int ret;
+
+ ret = adjust_flow_attr(attrs, &vf_attrs, error);
+ if (ret)
+ return ret;
+ attrs = &vf_attrs;
+ return enic_fm_flow_ops.validate(dev, attrs, pattern, actions, error);
+}
+
+static struct rte_flow *
+enic_vf_flow_create(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attrs,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ struct rte_flow_error *error)
+{
+ struct rte_flow_attr vf_attrs;
+
+ if (adjust_flow_attr(attrs, &vf_attrs, error))
+ return NULL;
+ attrs = &vf_attrs;
+ return enic_fm_flow_ops.create(dev, attrs, pattern, actions, error);
+}
+
+static int
+enic_vf_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ return enic_fm_flow_ops.destroy(dev, flow, error);
+}
+
+static int
+enic_vf_flow_query(struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ const struct rte_flow_action *actions,
+ void *data,
+ struct rte_flow_error *error)
+{
+ return enic_fm_flow_ops.query(dev, flow, actions, data, error);
+}
+
+static int
+enic_vf_flow_flush(struct rte_eth_dev *dev,
+ struct rte_flow_error *error)
+{
+ return enic_fm_flow_ops.flush(dev, error);
+}
+
+static const struct rte_flow_ops enic_vf_flow_ops = {
+ .validate = enic_vf_flow_validate,
+ .create = enic_vf_flow_create,
+ .destroy = enic_vf_flow_destroy,
+ .flush = enic_vf_flow_flush,
+ .query = enic_vf_flow_query,
+};
+
+static int
+enic_vf_filter_ctrl(struct rte_eth_dev *eth_dev,
+ enum rte_filter_type filter_type,
+ enum rte_filter_op filter_op,
+ void *arg)
+{
+ struct enic_vf_representor *vf;
+ int ret = 0;
+
+ ENICPMD_FUNC_TRACE();
+ vf = eth_dev->data->dev_private;
+ switch (filter_type) {
+ case RTE_ETH_FILTER_GENERIC:
+ if (filter_op != RTE_ETH_FILTER_GET)
+ return -EINVAL;
+ if (vf->enic.flow_filter_mode == FILTER_FLOWMAN) {
+ *(const void **)arg = &enic_vf_flow_ops;
+ } else {
+ ENICPMD_LOG(WARNING, "VF representors require flowman support for rte_flow API");
+ ret = -EINVAL;
+ }
+ break;
+ default:
+ ENICPMD_LOG(WARNING, "Filter type (%d) not supported",
+ filter_type);
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
}
static int enic_vf_link_update(struct rte_eth_dev *eth_dev,
.dev_start = enic_vf_dev_start,
.dev_stop = enic_vf_dev_stop,
.dev_close = enic_vf_dev_close,
+ .filter_ctrl = enic_vf_filter_ctrl,
.link_update = enic_vf_link_update,
.promiscuous_enable = enic_vf_promiscuous_enable,
.promiscuous_disable = enic_vf_promiscuous_disable,
eth_dev->device->driver = pf->rte_dev->device->driver;
eth_dev->dev_ops = &enic_vf_representor_dev_ops;
- eth_dev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR
- | RTE_ETH_DEV_CLOSE_REMOVE;
+ eth_dev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR |
+ RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
eth_dev->data->representor_id = vf->vf_id;
eth_dev->data->mac_addrs = rte_zmalloc("enic_mac_addr_vf",
sizeof(struct rte_ether_addr) *
git.droids-corp.org / dpdk.git / blobdiff