net/cxgbe: add control queue to communicate filter requests

[dpdk.git] / drivers / net / cxgbe / cxgbe_main.c

diff --git a/drivers/net/cxgbe/cxgbe_main.c b/drivers/net/cxgbe/cxgbe_main.c
index 9880257..5416800 100644 (file)
--- a/drivers/net/cxgbe/cxgbe_main.c
+++ b/drivers/net/cxgbe/cxgbe_main.c
@@ -94,6 +94,47 @@ out:
        return 0;
 }
 
+/**
+ * Setup sge control queues to pass control information.
+ */
+int setup_sge_ctrl_txq(struct adapter *adapter)
+{
+       struct sge *s = &adapter->sge;
+       int err = 0, i = 0;
+
+       for_each_port(adapter, i) {
+               char name[RTE_ETH_NAME_MAX_LEN];
+               struct sge_ctrl_txq *q = &s->ctrlq[i];
+
+               q->q.size = 1024;
+               err = t4_sge_alloc_ctrl_txq(adapter, q,
+                                           adapter->eth_dev,  i,
+                                           s->fw_evtq.cntxt_id,
+                                           rte_socket_id());
+               if (err) {
+                       dev_err(adapter, "Failed to alloc ctrl txq. Err: %d",
+                               err);
+                       goto out;
+               }
+               snprintf(name, sizeof(name), "cxgbe_ctrl_pool_%d", i);
+               q->mb_pool = rte_pktmbuf_pool_create(name, s->ctrlq[i].q.size,
+                                                    RTE_CACHE_LINE_SIZE,
+                                                    RTE_MBUF_PRIV_ALIGN,
+                                                    RTE_MBUF_DEFAULT_BUF_SIZE,
+                                                    SOCKET_ID_ANY);
+               if (!q->mb_pool) {
+                       dev_err(adapter, "Can't create ctrl pool for port: %d",
+                               i);
+                       err = -ENOMEM;
+                       goto out;
+               }
+       }
+       return 0;
+out:
+       t4_free_sge_resources(adapter);
+       return err;
+}
+
 int setup_sge_fwevtq(struct adapter *adapter)
 {
        struct sge *s = &adapter->sge;