/* Find the 1st unused filter from the free_filter_list pool*/
filter = STAILQ_FIRST(&bp->free_filter_list);
if (!filter) {
- RTE_LOG(ERR, PMD, "No more free filter resources\n");
+ PMD_DRV_LOG(ERR, "No more free filter resources\n");
return NULL;
}
STAILQ_REMOVE_HEAD(&bp->free_filter_list, next);
filter = rte_zmalloc("bnxt_vf_filter_info", sizeof(*filter), 0);
if (!filter) {
- RTE_LOG(ERR, PMD, "Failed to alloc memory for VF %hu filters\n",
+ PMD_DRV_LOG(ERR, "Failed to alloc memory for VF %hu filters\n",
vf);
return NULL;
}
for (i = 0; i < max_filters; i++) {
filter = &bp->filter_info[i];
if (filter->fw_l2_filter_id != ((uint64_t)-1)) {
- RTE_LOG(ERR, PMD, "HWRM filter is not freed??\n");
+ PMD_DRV_LOG(ERR, "HWRM filter is not freed??\n");
/* Call HWRM to try to free filter again */
rc = bnxt_hwrm_clear_l2_filter(bp, filter);
if (rc)
- RTE_LOG(ERR, PMD,
+ PMD_DRV_LOG(ERR,
"HWRM filter cannot be freed rc = %d\n",
rc);
}
max_filters * sizeof(struct bnxt_filter_info),
0);
if (filter_mem == NULL) {
- RTE_LOG(ERR, PMD, "Failed to alloc memory for %d filters",
+ PMD_DRV_LOG(ERR, "Failed to alloc memory for %d filters",
max_filters);
return -ENOMEM;
}
/* Find the 1st unused filter from the free_filter_list pool*/
filter = STAILQ_FIRST(&bp->free_filter_list);
if (!filter) {
- RTE_LOG(ERR, PMD, "No more free filter resources\n");
+ PMD_DRV_LOG(ERR, "No more free filter resources\n");
return NULL;
}
STAILQ_REMOVE_HEAD(&bp->free_filter_list, next);
}
}
-static inline int check_zero_bytes(const uint8_t *bytes, int len)
+int check_zero_bytes(const uint8_t *bytes, int len)
{
int i;
for (i = 0; i < len; i++)
/* FALLTHROUGH */
/* need ntuple match, reset exact match */
if (!use_ntuple) {
- RTE_LOG(ERR, PMD,
+ PMD_DRV_LOG(ERR,
"VLAN flow cannot use NTUPLE filter\n");
rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM,
use_ntuple |= 1;
break;
default:
- RTE_LOG(ERR, PMD, "Unknown Flow type");
+ PMD_DRV_LOG(ERR, "Unknown Flow type");
use_ntuple |= 1;
}
item++;
}
static int
-bnxt_validate_and_parse_flow_type(const struct rte_flow_item pattern[],
+bnxt_validate_and_parse_flow_type(struct bnxt *bp,
+ const struct rte_flow_item pattern[],
struct rte_flow_error *error,
struct bnxt_filter_info *filter)
{
const struct rte_flow_item_vxlan *vxlan_mask;
uint8_t vni_mask[] = {0xFF, 0xFF, 0xFF};
uint8_t tni_mask[] = {0xFF, 0xFF, 0xFF};
+ const struct rte_flow_item_vf *vf_spec;
uint32_t tenant_id_be = 0;
bool vni_masked = 0;
bool tni_masked = 0;
+ uint32_t vf = 0;
int use_ntuple;
uint32_t en = 0;
+ int dflt_vnic;
use_ntuple = bnxt_filter_type_check(pattern, error);
- RTE_LOG(ERR, PMD, "Use NTUPLE %d\n", use_ntuple);
+ PMD_DRV_LOG(DEBUG, "Use NTUPLE %d\n", use_ntuple);
if (use_ntuple < 0)
return use_ntuple;
CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_NVGRE;
}
break;
+ case RTE_FLOW_ITEM_TYPE_VF:
+ vf_spec = (const struct rte_flow_item_vf *)item->spec;
+ vf = vf_spec->id;
+ if (!BNXT_PF(bp)) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Configuring on a VF!");
+ return -rte_errno;
+ }
+
+ if (vf >= bp->pdev->max_vfs) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Incorrect VF id!");
+ return -rte_errno;
+ }
+
+ filter->mirror_vnic_id =
+ dflt_vnic = bnxt_hwrm_func_qcfg_vf_dflt_vnic_id(bp, vf);
+ if (dflt_vnic < 0) {
+ /* This simply indicates there's no driver
+ * loaded. This is not an error.
+ */
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "Unable to get default VNIC for VF");
+ return -rte_errno;
+ }
+ filter->mirror_vnic_id = dflt_vnic;
+ en |= NTUPLE_FLTR_ALLOC_INPUT_EN_MIRROR_VNIC_ID;
+ break;
default:
break;
}
return f0;
//This flow needs DST MAC which is not same as port/l2
- RTE_LOG(DEBUG, PMD, "Create L2 filter for DST MAC\n");
+ PMD_DRV_LOG(DEBUG, "Create L2 filter for DST MAC\n");
filter1 = bnxt_get_unused_filter(bp);
+ if (filter1 == NULL)
+ return NULL;
filter1->flags = HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_PATH_RX;
filter1->enables = HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR |
L2_FILTER_ALLOC_INPUT_EN_L2_ADDR_MASK;
bnxt_free_filter(bp, filter1);
return NULL;
}
- STAILQ_INSERT_TAIL(&vnic->filter, filter1, next);
return filter1;
}
const struct rte_flow_action *act = nxt_non_void_action(actions);
struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
const struct rte_flow_action_queue *act_q;
+ const struct rte_flow_action_vf *act_vf;
struct bnxt_vnic_info *vnic, *vnic0;
struct bnxt_filter_info *filter1;
+ uint32_t vf = 0;
+ int dflt_vnic;
int rc;
if (bp->eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) {
- RTE_LOG(ERR, PMD, "Cannot create flow on RSS queues\n");
+ PMD_DRV_LOG(ERR, "Cannot create flow on RSS queues\n");
rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
"Cannot create flow on RSS queues");
goto ret;
}
- rc = bnxt_validate_and_parse_flow_type(pattern, error, filter);
+ rc = bnxt_validate_and_parse_flow_type(bp, pattern, error, filter);
if (rc != 0)
goto ret;
rc = -rte_errno;
goto ret;
}
- RTE_LOG(ERR, PMD, "Queue index %d\n", act_q->index);
+ PMD_DRV_LOG(DEBUG, "Queue index %d\n", act_q->index);
vnic0 = STAILQ_FIRST(&bp->ff_pool[0]);
vnic = STAILQ_FIRST(&bp->ff_pool[act_q->index]);
}
filter->dst_id = vnic->fw_vnic_id;
filter1 = bnxt_get_l2_filter(bp, filter, vnic);
+ if (filter1 == NULL) {
+ rc = -ENOSPC;
+ goto ret;
+ }
filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
- RTE_LOG(DEBUG, PMD, "VNIC found\n");
+ PMD_DRV_LOG(DEBUG, "VNIC found\n");
break;
case RTE_FLOW_ACTION_TYPE_DROP:
vnic0 = STAILQ_FIRST(&bp->ff_pool[0]);
filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
+ if (filter1 == NULL) {
+ rc = -ENOSPC;
+ goto ret;
+ }
filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
if (filter->filter_type == HWRM_CFA_EM_FILTER)
filter->flags =
case RTE_FLOW_ACTION_TYPE_COUNT:
vnic0 = STAILQ_FIRST(&bp->ff_pool[0]);
filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
+ if (filter1 == NULL) {
+ rc = -ENOSPC;
+ goto ret;
+ }
filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
filter->flags = HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_FLAGS_METER;
break;
+ case RTE_FLOW_ACTION_TYPE_VF:
+ act_vf = (const struct rte_flow_action_vf *)act->conf;
+ vf = act_vf->id;
+ if (!BNXT_PF(bp)) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Configuring on a VF!");
+ rc = -rte_errno;
+ goto ret;
+ }
+
+ if (vf >= bp->pdev->max_vfs) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Incorrect VF id!");
+ rc = -rte_errno;
+ goto ret;
+ }
+
+ filter->mirror_vnic_id =
+ dflt_vnic = bnxt_hwrm_func_qcfg_vf_dflt_vnic_id(bp, vf);
+ if (dflt_vnic < 0) {
+ /* This simply indicates there's no driver loaded.
+ * This is not an error.
+ */
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Unable to get default VNIC for VF");
+ rc = -rte_errno;
+ goto ret;
+ }
+ filter->mirror_vnic_id = dflt_vnic;
+ filter->enables |= NTUPLE_FLTR_ALLOC_INPUT_EN_MIRROR_VNIC_ID;
+
+ vnic0 = STAILQ_FIRST(&bp->ff_pool[0]);
+ filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
+ if (filter1 == NULL) {
+ rc = -ENOSPC;
+ goto ret;
+ }
+ filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
+ break;
+
default:
rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ACTION, act,
goto ret;
}
+ if (filter1) {
+ bnxt_free_filter(bp, filter1);
+ filter1->fw_l2_filter_id = -1;
+ }
+
act = nxt_non_void_action(++act);
if (act->type != RTE_FLOW_ACTION_TYPE_END) {
rte_flow_error_set(error, EINVAL,
filter = bnxt_get_unused_filter(bp);
if (filter == NULL) {
- RTE_LOG(ERR, PMD, "Not enough resources for a new flow.\n");
+ PMD_DRV_LOG(ERR, "Not enough resources for a new flow.\n");
return -ENOMEM;
}
ret = bnxt_validate_and_parse_flow(dev, pattern, actions, attr,
error, filter);
/* No need to hold on to this filter if we are just validating flow */
+ filter->fw_l2_filter_id = -1;
bnxt_free_filter(bp, filter);
return ret;
}
+static int
+bnxt_match_filter(struct bnxt *bp, struct bnxt_filter_info *nf)
+{
+ struct bnxt_filter_info *mf;
+ struct rte_flow *flow;
+ int i;
+
+ for (i = bp->nr_vnics - 1; i >= 0; i--) {
+ struct bnxt_vnic_info *vnic = &bp->vnic_info[i];
+
+ STAILQ_FOREACH(flow, &vnic->flow_list, next) {
+ mf = flow->filter;
+
+ if (mf->filter_type == nf->filter_type &&
+ mf->flags == nf->flags &&
+ mf->src_port == nf->src_port &&
+ mf->src_port_mask == nf->src_port_mask &&
+ mf->dst_port == nf->dst_port &&
+ mf->dst_port_mask == nf->dst_port_mask &&
+ mf->ip_protocol == nf->ip_protocol &&
+ mf->ip_addr_type == nf->ip_addr_type &&
+ mf->ethertype == nf->ethertype &&
+ mf->vni == nf->vni &&
+ mf->tunnel_type == nf->tunnel_type &&
+ mf->l2_ovlan == nf->l2_ovlan &&
+ mf->l2_ovlan_mask == nf->l2_ovlan_mask &&
+ mf->l2_ivlan == nf->l2_ivlan &&
+ mf->l2_ivlan_mask == nf->l2_ivlan_mask &&
+ !memcmp(mf->l2_addr, nf->l2_addr, ETHER_ADDR_LEN) &&
+ !memcmp(mf->l2_addr_mask, nf->l2_addr_mask,
+ ETHER_ADDR_LEN) &&
+ !memcmp(mf->src_macaddr, nf->src_macaddr,
+ ETHER_ADDR_LEN) &&
+ !memcmp(mf->dst_macaddr, nf->dst_macaddr,
+ ETHER_ADDR_LEN) &&
+ !memcmp(mf->src_ipaddr, nf->src_ipaddr,
+ sizeof(nf->src_ipaddr)) &&
+ !memcmp(mf->src_ipaddr_mask, nf->src_ipaddr_mask,
+ sizeof(nf->src_ipaddr_mask)) &&
+ !memcmp(mf->dst_ipaddr, nf->dst_ipaddr,
+ sizeof(nf->dst_ipaddr)) &&
+ !memcmp(mf->dst_ipaddr_mask, nf->dst_ipaddr_mask,
+ sizeof(nf->dst_ipaddr_mask))) {
+ if (mf->dst_id == nf->dst_id)
+ return -EEXIST;
+ /* Same Flow, Different queue
+ * Clear the old ntuple filter
+ */
+ if (nf->filter_type == HWRM_CFA_EM_FILTER)
+ bnxt_hwrm_clear_em_filter(bp, mf);
+ if (nf->filter_type == HWRM_CFA_NTUPLE_FILTER)
+ bnxt_hwrm_clear_ntuple_filter(bp, mf);
+ /* Free the old filter, update flow
+ * with new filter
+ */
+ bnxt_free_filter(bp, mf);
+ flow->filter = nf;
+ return -EXDEV;
+ }
+ }
+ }
+ return 0;
+}
+
static struct rte_flow *
bnxt_flow_create(struct rte_eth_dev *dev,
const struct rte_flow_attr *attr,
{
struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
struct bnxt_filter_info *filter;
- struct bnxt_vnic_info *vnic;
+ struct bnxt_vnic_info *vnic = NULL;
+ bool update_flow = false;
struct rte_flow *flow;
unsigned int i;
int ret = 0;
ret = bnxt_flow_agrs_validate(attr, pattern, actions, error);
if (ret != 0) {
- RTE_LOG(ERR, PMD, "Not a validate flow.\n");
+ PMD_DRV_LOG(ERR, "Not a validate flow.\n");
goto free_flow;
}
filter = bnxt_get_unused_filter(bp);
if (filter == NULL) {
- RTE_LOG(ERR, PMD, "Not enough resources for a new flow.\n");
+ PMD_DRV_LOG(ERR, "Not enough resources for a new flow.\n");
goto free_flow;
}
if (ret != 0)
goto free_filter;
+ ret = bnxt_match_filter(bp, filter);
+ if (ret == -EEXIST) {
+ PMD_DRV_LOG(DEBUG, "Flow already exists.\n");
+ /* Clear the filter that was created as part of
+ * validate_and_parse_flow() above
+ */
+ bnxt_hwrm_clear_l2_filter(bp, filter);
+ goto free_filter;
+ } else if (ret == -EXDEV) {
+ PMD_DRV_LOG(DEBUG, "Flow with same pattern exists");
+ PMD_DRV_LOG(DEBUG, "Updating with different destination\n");
+ update_flow = true;
+ }
+
if (filter->filter_type == HWRM_CFA_EM_FILTER) {
filter->enables |=
HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_L2_FILTER_ID;
if (!ret) {
flow->filter = filter;
flow->vnic = vnic;
- RTE_LOG(ERR, PMD, "Successfully created flow.\n");
+ if (update_flow) {
+ ret = -EXDEV;
+ goto free_flow;
+ }
+ PMD_DRV_LOG(ERR, "Successfully created flow.\n");
STAILQ_INSERT_TAIL(&vnic->flow_list, flow, next);
return flow;
}
free_filter:
bnxt_free_filter(bp, filter);
free_flow:
- RTE_LOG(ERR, PMD, "Failed to create flow.\n");
- rte_flow_error_set(error, -ret,
- RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
- "Failed to create flow.");
+ if (ret == -EEXIST)
+ rte_flow_error_set(error, ret,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "Matching Flow exists.");
+ else if (ret == -EXDEV)
+ rte_flow_error_set(error, ret,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "Flow with pattern exists, updating destination queue");
+ else
+ rte_flow_error_set(error, -ret,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "Failed to create flow.");
rte_free(flow);
flow = NULL;
return flow;
struct bnxt_vnic_info *vnic = flow->vnic;
int ret = 0;
+ ret = bnxt_match_filter(bp, filter);
+ if (ret == 0)
+ PMD_DRV_LOG(ERR, "Could not find matching flow\n");
if (filter->filter_type == HWRM_CFA_EM_FILTER)
ret = bnxt_hwrm_clear_em_filter(bp, filter);
if (filter->filter_type == HWRM_CFA_NTUPLE_FILTER)
ret = bnxt_hwrm_clear_ntuple_filter(bp, filter);
+ bnxt_hwrm_clear_l2_filter(bp, filter);
if (!ret) {
STAILQ_REMOVE(&vnic->flow_list, flow, rte_flow, next);
rte_free(flow);