diff mbox

[dpdk-dev,v5,5/8] net/tap: add speed capabilities

Message ID 47810fcba82b77331862e282ce473b29eb7656c1.1489589167.git.pascal.mazon@6wind.com (mailing list archive)
State Accepted, archived
Delegated to: Ferruh Yigit
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Pascal Mazon March 15, 2017, 2:48 p.m. UTC 
  Tap PMD is flexible, it supports any speed.

Signed-off-by: Pascal Mazon <pascal.mazon@6wind.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
 doc/guides/nics/features/tap.ini |  1 +
 drivers/net/tap/rte_eth_tap.c    | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)
diff mbox

Patch

diff --git a/doc/guides/nics/features/tap.ini b/doc/guides/nics/features/tap.ini
index b80577753240..6c07352088bf 100644
--- a/doc/guides/nics/features/tap.ini
+++ b/doc/guides/nics/features/tap.ini
@@ -10,6 +10,7 @@  Promiscuous mode     = Y
 Allmulticast mode    = Y
 Basic stats          = Y
 MTU update           = Y
+Speed capabilities   = Y
 Unicast MAC filter   = Y
 Other kdrv           = Y
 ARMv7                = Y
diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
index b14bbabb84cb..c531febfc6ce 100644
--- a/drivers/net/tap/rte_eth_tap.c
+++ b/drivers/net/tap/rte_eth_tap.c
@@ -407,6 +407,40 @@  tap_dev_configure(struct rte_eth_dev *dev __rte_unused)
 	return 0;
 }
 
+static uint32_t
+tap_dev_speed_capa(void)
+{
+	uint32_t speed = pmd_link.link_speed;
+	uint32_t capa = 0;
+
+	if (speed >= ETH_SPEED_NUM_10M)
+		capa |= ETH_LINK_SPEED_10M;
+	if (speed >= ETH_SPEED_NUM_100M)
+		capa |= ETH_LINK_SPEED_100M;
+	if (speed >= ETH_SPEED_NUM_1G)
+		capa |= ETH_LINK_SPEED_1G;
+	if (speed >= ETH_SPEED_NUM_5G)
+		capa |= ETH_LINK_SPEED_2_5G;
+	if (speed >= ETH_SPEED_NUM_5G)
+		capa |= ETH_LINK_SPEED_5G;
+	if (speed >= ETH_SPEED_NUM_10G)
+		capa |= ETH_LINK_SPEED_10G;
+	if (speed >= ETH_SPEED_NUM_20G)
+		capa |= ETH_LINK_SPEED_20G;
+	if (speed >= ETH_SPEED_NUM_25G)
+		capa |= ETH_LINK_SPEED_25G;
+	if (speed >= ETH_SPEED_NUM_40G)
+		capa |= ETH_LINK_SPEED_40G;
+	if (speed >= ETH_SPEED_NUM_50G)
+		capa |= ETH_LINK_SPEED_50G;
+	if (speed >= ETH_SPEED_NUM_56G)
+		capa |= ETH_LINK_SPEED_56G;
+	if (speed >= ETH_SPEED_NUM_100G)
+		capa |= ETH_LINK_SPEED_100G;
+
+	return capa;
+}
+
 static void
 tap_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 {
@@ -419,6 +453,7 @@  tap_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 	dev_info->max_tx_queues = internals->nb_queues;
 	dev_info->min_rx_bufsize = 0;
 	dev_info->pci_dev = NULL;
+	dev_info->speed_capa = tap_dev_speed_capa();
 }
 
 static void