From: Selwin Sebastian <selwin.sebastian@amd.com>
Date: Wed, 6 Jan 2021 08:00:58 +0000 (+0530)
Subject: net/axgbe: support reading FW version
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=ff70acdf4299e5e8156e0fb12dddfe02bafb5741;p=dpdk.git

net/axgbe: support reading FW version

Added support for fw_version_get API

Signed-off-by: Selwin Sebastian <selwin.sebastian@amd.com>
Acked-by: Somalapuram Amaranath <asomalap@amd.com>
---

diff --git a/doc/guides/nics/features/axgbe.ini b/doc/guides/nics/features/axgbe.ini
index 4da9e62630..e2ad6efaf0 100644
--- a/doc/guides/nics/features/axgbe.ini
+++ b/doc/guides/nics/features/axgbe.ini
@@ -18,6 +18,7 @@ CRC offload          = Y
 L3 checksum offload  = Y
 L4 checksum offload  = Y
 Basic stats          = Y
+FW version           = Y
 Linux UIO            = Y
 x86-32               = Y
 x86-64               = Y
diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index f524a3be96..ddd903680d 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -267,6 +267,7 @@ static const struct eth_dev_ops axgbe_eth_dev_ops = {
 	.timesync_adjust_time         = axgbe_timesync_adjust_time,
 	.timesync_read_time           = axgbe_timesync_read_time,
 	.timesync_write_time          = axgbe_timesync_write_time,
+	.fw_version_get			= axgbe_dev_fw_version_get,
 };
 
 static int axgbe_phy_reset(struct axgbe_port *pdata)
diff --git a/drivers/net/axgbe/axgbe_rxtx.c b/drivers/net/axgbe/axgbe_rxtx.c
index 71e3cffc50..e34bb6d448 100644
--- a/drivers/net/axgbe/axgbe_rxtx.c
+++ b/drivers/net/axgbe/axgbe_rxtx.c
@@ -613,6 +613,34 @@ int axgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 	return 0;
 }
 
+int axgbe_dev_fw_version_get(struct rte_eth_dev *eth_dev,
+		char *fw_version, size_t fw_size)
+{
+	struct axgbe_port *pdata;
+	struct axgbe_hw_features *hw_feat;
+	int ret;
+
+	pdata = (struct axgbe_port *)eth_dev->data->dev_private;
+	hw_feat = &pdata->hw_feat;
+
+	if (fw_version == NULL)
+		return -EINVAL;
+
+	ret = snprintf(fw_version, fw_size, "%d.%d.%d",
+			AXGMAC_GET_BITS(hw_feat->version, MAC_VR, USERVER),
+			AXGMAC_GET_BITS(hw_feat->version, MAC_VR, DEVID),
+			AXGMAC_GET_BITS(hw_feat->version, MAC_VR, SNPSVER));
+	if (ret < 0)
+		return -EINVAL;
+
+	ret += 1; /* add the size of '\0' */
+
+	if (fw_size < (size_t)ret)
+		return ret;
+	else
+		return 0;
+}
+
 static void axgbe_txq_prepare_tx_stop(struct axgbe_port *pdata,
 				      unsigned int queue)
 {
diff --git a/drivers/net/axgbe/axgbe_rxtx.h b/drivers/net/axgbe/axgbe_rxtx.h
index f2fbe9299d..c2b11bb0e6 100644
--- a/drivers/net/axgbe/axgbe_rxtx.h
+++ b/drivers/net/axgbe/axgbe_rxtx.h
@@ -162,6 +162,9 @@ void axgbe_dev_disable_tx(struct rte_eth_dev *dev);
 int axgbe_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id);
 int axgbe_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id);
 
+int axgbe_dev_fw_version_get(struct rte_eth_dev *eth_dev,
+			char *fw_version, size_t fw_size);
+
 uint16_t axgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 			 uint16_t nb_pkts);
 uint16_t axgbe_xmit_pkts_vec(void *tx_queue, struct rte_mbuf **tx_pkts,