X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx5%2Fmlx5_mac.c;h=a646b9074d89ad75377cb18e488f5cd311c52cb5;hb=7b4f1e6bd367;hp=e8a8d459403ae834f7c42901672337359738d538;hpb=8fd92a66c60a7310cf5ab91996b9b09447512a61;p=dpdk.git

diff --git a/drivers/net/mlx5/mlx5_mac.c b/drivers/net/mlx5/mlx5_mac.c
index e8a8d45940..a646b9074d 100644
--- a/drivers/net/mlx5/mlx5_mac.c
+++ b/drivers/net/mlx5/mlx5_mac.c
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  * Copyright 2015 6WIND S.A.
- * Copyright 2015 Mellanox.
+ * Copyright 2015 Mellanox Technologies, Ltd
  */
 
 #include <stddef.h>
@@ -27,52 +27,60 @@
 #include <rte_ethdev_driver.h>
 #include <rte_common.h>
 
+#include "mlx5_defs.h"
 #include "mlx5.h"
 #include "mlx5_utils.h"
 #include "mlx5_rxtx.h"
-#include "mlx5_defs.h"
 
 /**
  * Get MAC address by querying netdevice.
  *
- * @param[in] priv
- *   struct priv for the requested device.
+ * @param[in] dev
+ *   Pointer to Ethernet device.
  * @param[out] mac
  *   MAC address output buffer.
  *
  * @return
- *   0 on success, -1 on failure and errno is set.
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 int
-priv_get_mac(struct priv *priv, uint8_t (*mac)[ETHER_ADDR_LEN])
+mlx5_get_mac(struct rte_eth_dev *dev, uint8_t (*mac)[RTE_ETHER_ADDR_LEN])
 {
 	struct ifreq request;
+	int ret;
 
-	if (priv_ifreq(priv, SIOCGIFHWADDR, &request))
-		return -1;
-	memcpy(mac, request.ifr_hwaddr.sa_data, ETHER_ADDR_LEN);
+	ret = mlx5_ifreq(dev, SIOCGIFHWADDR, &request);
+	if (ret)
+		return ret;
+	memcpy(mac, request.ifr_hwaddr.sa_data, RTE_ETHER_ADDR_LEN);
 	return 0;
 }
 
 /**
- * DPDK callback to remove a MAC address.
+ * Remove a MAC address from the internal array.
  *
  * @param dev
  *   Pointer to Ethernet device structure.
  * @param index
  *   MAC address index.
  */
-void
-mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
+static void
+mlx5_internal_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
 {
+	struct mlx5_priv *priv = dev->data->dev_private;
+	const int vf = priv->config.vf;
+
 	assert(index < MLX5_MAX_MAC_ADDRESSES);
-	memset(&dev->data->mac_addrs[index], 0, sizeof(struct ether_addr));
-	if (!dev->data->promiscuous)
-		mlx5_traffic_restart(dev);
+	if (rte_is_zero_ether_addr(&dev->data->mac_addrs[index]))
+		return;
+	if (vf)
+		mlx5_nl_mac_addr_remove(dev, &dev->data->mac_addrs[index],
+					index);
+	memset(&dev->data->mac_addrs[index], 0, sizeof(struct rte_ether_addr));
 }
 
 /**
- * DPDK callback to add a MAC address.
+ * Adds a MAC address to the internal array.
  *
  * @param dev
  *   Pointer to Ethernet device structure.
@@ -80,21 +88,23 @@ mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
  *   MAC address to register.
  * @param index
  *   MAC address index.
- * @param vmdq
- *   VMDq pool index to associate address with (ignored).
  *
  * @return
- *   0 on success.
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
-int
-mlx5_mac_addr_add(struct rte_eth_dev *dev, struct ether_addr *mac,
-		  uint32_t index, uint32_t vmdq)
+static int
+mlx5_internal_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
+			   uint32_t index)
 {
+	struct mlx5_priv *priv = dev->data->dev_private;
+	const int vf = priv->config.vf;
 	unsigned int i;
-	int ret = 0;
 
-	(void)vmdq;
 	assert(index < MLX5_MAX_MAC_ADDRESSES);
+	if (rte_is_zero_ether_addr(mac)) {
+		rte_errno = EINVAL;
+		return -rte_errno;
+	}
 	/* First, make sure this address isn't already configured. */
 	for (i = 0; (i != MLX5_MAX_MAC_ADDRESSES); ++i) {
 		/* Skip this index, it's going to be reconfigured. */
@@ -103,12 +113,74 @@ mlx5_mac_addr_add(struct rte_eth_dev *dev, struct ether_addr *mac,
 		if (memcmp(&dev->data->mac_addrs[i], mac, sizeof(*mac)))
 			continue;
 		/* Address already configured elsewhere, return with error. */
-		return EADDRINUSE;
+		rte_errno = EADDRINUSE;
+		return -rte_errno;
+	}
+	if (vf) {
+		int ret = mlx5_nl_mac_addr_add(dev, mac, index);
+
+		if (ret)
+			return ret;
 	}
 	dev->data->mac_addrs[index] = *mac;
+	return 0;
+}
+
+/**
+ * DPDK callback to remove a MAC address.
+ *
+ * @param dev
+ *   Pointer to Ethernet device structure.
+ * @param index
+ *   MAC address index.
+ */
+void
+mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
+{
+	int ret;
+
+	if (index >= MLX5_MAX_UC_MAC_ADDRESSES)
+		return;
+	mlx5_internal_mac_addr_remove(dev, index);
+	if (!dev->data->promiscuous) {
+		ret = mlx5_traffic_restart(dev);
+		if (ret)
+			DRV_LOG(ERR, "port %u cannot restart traffic: %s",
+				dev->data->port_id, strerror(rte_errno));
+	}
+}
+
+/**
+ * DPDK callback to add a MAC address.
+ *
+ * @param dev
+ *   Pointer to Ethernet device structure.
+ * @param mac_addr
+ *   MAC address to register.
+ * @param index
+ *   MAC address index.
+ * @param vmdq
+ *   VMDq pool index to associate address with (ignored).
+ *
+ * @return
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
+		  uint32_t index, uint32_t vmdq __rte_unused)
+{
+	int ret;
+
+	if (index >= MLX5_MAX_UC_MAC_ADDRESSES) {
+		rte_errno = EINVAL;
+		return -rte_errno;
+	}
+	ret = mlx5_internal_mac_addr_add(dev, mac, index);
+	if (ret < 0)
+		return ret;
 	if (!dev->data->promiscuous)
-		mlx5_traffic_restart(dev);
-	return ret;
+		return mlx5_traffic_restart(dev);
+	return 0;
 }
 
 /**
@@ -118,10 +190,63 @@ mlx5_mac_addr_add(struct rte_eth_dev *dev, struct ether_addr *mac,
  *   Pointer to Ethernet device structure.
  * @param mac_addr
  *   MAC address to register.
+ *
+ * @return
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
-void
-mlx5_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
+int
+mlx5_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
 {
-	DEBUG("%p: setting primary MAC address", (void *)dev);
-	mlx5_mac_addr_add(dev, mac_addr, 0, 0);
+	uint16_t port_id;
+	struct mlx5_priv *priv = dev->data->dev_private;
+
+	/* Configuring the VF instead of its representor. */
+	if (priv->representor) {
+		DRV_LOG(DEBUG, "VF represented by port %u setting primary MAC address",
+			dev->data->port_id);
+		RTE_ETH_FOREACH_DEV_SIBLING(port_id, dev->data->port_id) {
+			priv = rte_eth_devices[port_id].data->dev_private;
+			if (priv->master == 1) {
+				priv = dev->data->dev_private;
+				return mlx5_nl_vf_mac_addr_modify
+					(&rte_eth_devices[port_id],
+					 mac_addr, priv->representor_id);
+			}
+		}
+		rte_errno = -ENOTSUP;
+		return rte_errno;
+	}
+
+	DRV_LOG(DEBUG, "port %u setting primary MAC address",
+		dev->data->port_id);
+	return mlx5_mac_addr_add(dev, mac_addr, 0, 0);
+}
+
+/**
+ * DPDK callback to set multicast addresses list.
+ *
+ * @see rte_eth_dev_set_mc_addr_list()
+ */
+int
+mlx5_set_mc_addr_list(struct rte_eth_dev *dev,
+		      struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
+{
+	uint32_t i;
+	int ret;
+
+	if (nb_mc_addr >= MLX5_MAX_MC_MAC_ADDRESSES) {
+		rte_errno = ENOSPC;
+		return -rte_errno;
+	}
+	for (i = MLX5_MAX_UC_MAC_ADDRESSES; i != MLX5_MAX_MAC_ADDRESSES; ++i)
+		mlx5_internal_mac_addr_remove(dev, i);
+	i = MLX5_MAX_UC_MAC_ADDRESSES;
+	while (nb_mc_addr--) {
+		ret = mlx5_internal_mac_addr_add(dev, mc_addr_set++, i++);
+		if (ret)
+			return ret;
+	}
+	if (!dev->data->promiscuous)
+		return mlx5_traffic_restart(dev);
+	return 0;
 }