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From: Jiawen Wu <jiawenwu@trustnetic.com>
To: dev@dpdk.org
Cc: Jiawen Wu <jiawenwu@trustnetic.com>
Subject: [dpdk-dev] [PATCH v3 48/56] net/txgbe: add MTU set operation
Date: Wed, 14 Oct 2020 13:55:09 +0800
Message-ID: <20201014055517.1214386-49-jiawenwu@trustnetic.com> (raw)
In-Reply-To: <20201014055517.1214386-1-jiawenwu@trustnetic.com>

Add MTU set operation.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
---
 doc/guides/nics/features/txgbe.ini  |  1 +
 drivers/net/txgbe/base/txgbe_type.h |  2 ++
 drivers/net/txgbe/txgbe_ethdev.c    | 41 +++++++++++++++++++++++++++++
 3 files changed, 44 insertions(+)

diff --git a/doc/guides/nics/features/txgbe.ini b/doc/guides/nics/features/txgbe.ini
index 34f8985d5..13ee26aaa 100644
--- a/doc/guides/nics/features/txgbe.ini
+++ b/doc/guides/nics/features/txgbe.ini
@@ -9,6 +9,7 @@ Link status          = Y
 Link status event    = Y
 Rx interrupt         = Y
 Queue start/stop     = Y
+MTU update           = Y
 Jumbo frame          = Y
 Scattered Rx         = Y
 LRO                  = Y
diff --git a/drivers/net/txgbe/base/txgbe_type.h b/drivers/net/txgbe/base/txgbe_type.h
index d851648de..ac36cb22d 100644
--- a/drivers/net/txgbe/base/txgbe_type.h
+++ b/drivers/net/txgbe/base/txgbe_type.h
@@ -673,6 +673,8 @@ struct txgbe_hw {
 	void IOMEM *isb_mem;
 	u16 nb_rx_queues;
 	u16 nb_tx_queues;
+
+	u32 mode;
 	enum txgbe_link_status {
 		TXGBE_LINK_STATUS_NONE = 0,
 		TXGBE_LINK_STATUS_KX,
diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c
index 9547938d0..5b0a5e7e7 100644
--- a/drivers/net/txgbe/txgbe_ethdev.c
+++ b/drivers/net/txgbe/txgbe_ethdev.c
@@ -3027,6 +3027,46 @@ txgbe_set_default_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *addr)
 	return 0;
 }
 
+static int
+txgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
+{
+	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+	struct rte_eth_dev_info dev_info;
+	uint32_t frame_size = mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
+	struct rte_eth_dev_data *dev_data = dev->data;
+	int ret;
+
+	ret = txgbe_dev_info_get(dev, &dev_info);
+	if (ret != 0)
+		return ret;
+
+	/* check that mtu is within the allowed range */
+	if (mtu < RTE_ETHER_MIN_MTU || frame_size > dev_info.max_rx_pktlen)
+		return -EINVAL;
+
+	/* If device is started, refuse mtu that requires the support of
+	 * scattered packets when this feature has not been enabled before.
+	 */
+	if (dev_data->dev_started && !dev_data->scattered_rx &&
+	    (frame_size + 2 * TXGBE_VLAN_TAG_SIZE >
+	     dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM)) {
+		PMD_INIT_LOG(ERR, "Stop port first.");
+		return -EINVAL;
+	}
+
+	/* update max frame size */
+	dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
+
+	if (hw->mode)
+		wr32m(hw, TXGBE_FRMSZ, TXGBE_FRMSZ_MAX_MASK,
+			TXGBE_FRAME_SIZE_MAX);
+	else
+		wr32m(hw, TXGBE_FRMSZ, TXGBE_FRMSZ_MAX_MASK,
+			TXGBE_FRMSZ_MAX(frame_size));
+
+	return 0;
+}
+
 static uint32_t
 txgbe_uta_vector(struct txgbe_hw *hw, struct rte_ether_addr *uc_addr)
 {
@@ -3387,6 +3427,7 @@ static const struct eth_dev_ops txgbe_eth_dev_ops = {
 	.xstats_get_names_by_id     = txgbe_dev_xstats_get_names_by_id,
 	.queue_stats_mapping_set    = txgbe_dev_queue_stats_mapping_set,
 	.dev_supported_ptypes_get   = txgbe_dev_supported_ptypes_get,
+	.mtu_set                    = txgbe_dev_mtu_set,
 	.vlan_filter_set            = txgbe_vlan_filter_set,
 	.vlan_tpid_set              = txgbe_vlan_tpid_set,
 	.vlan_offload_set           = txgbe_vlan_offload_set,
-- 
2.18.4




  parent reply	other threads:[~2020-10-14  6:14 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-14  5:54 [dpdk-dev] [PATCH v3 00/56] net: txgbe PMD Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 01/56] net/txgbe: add build and doc infrastructure Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 02/56] net/txgbe: add ethdev probe and remove Jiawen Wu
2020-10-15  0:56   ` Ferruh Yigit
2020-10-16  9:52     ` Jiawen Wu
2020-10-16 10:33       ` Ferruh Yigit
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 03/56] net/txgbe: add device init and uninit Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 04/56] net/txgbe: add error types and registers Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 05/56] net/txgbe: add MAC type and bus lan id Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 06/56] net/txgbe: add HW infrastructure and dummy function Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 07/56] net/txgbe: add EEPROM functions Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 08/56] net/txgbe: add HW init and reset operation Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 09/56] net/txgbe: add PHY init Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 10/56] net/txgbe: add module identify Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 11/56] net/txgbe: add PHY reset Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 12/56] net/txgbe: add info get operation Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 13/56] net/txgbe: add interrupt operation Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 14/56] net/txgbe: add device configure operation Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 15/56] net/txgbe: add link status change Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 16/56] net/txgbe: add multi-speed link setup Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 17/56] net/txgbe: add autoc read and write Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 18/56] net/txgbe: add MAC address operations Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 19/56] net/txgbe: add unicast hash bitmap Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 20/56] net/txgbe: add Rx and Tx init Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 21/56] net/txgbe: add Rx and Tx queues setup and release Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 22/56] net/txgbe: add Rx and Tx start and stop Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 23/56] net/txgbe: add packet type Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 24/56] net/txgbe: fill simple transmit function Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 25/56] net/txgbe: fill transmit function with hardware offload Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 26/56] net/txgbe: fill Tx prepare function Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 27/56] net/txgbe: fill receive functions Jiawen Wu
2020-10-15  0:55   ` Ferruh Yigit
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 28/56] net/txgbe: add device start operation Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 29/56] net/txgbe: add Rx and Tx data path start and stop Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 30/56] net/txgbe: add device stop and close operations Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 31/56] net/txgbe: support Rx interrupt Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 32/56] net/txgbe: add Rx and Tx queue info get Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 33/56] net/txgbe: add device stats get Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 34/56] net/txgbe: add device xstats get Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 35/56] net/txgbe: add queue stats mapping Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 36/56] net/txgbe: add VLAN handle support Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 37/56] net/txgbe: add SWFW semaphore and lock Jiawen Wu
2020-10-14  5:54 ` [dpdk-dev] [PATCH v3 38/56] net/txgbe: add PF module init and uninit for SRIOV Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 39/56] net/txgbe: add process mailbox operation Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 40/56] net/txgbe: add PF module configure for SRIOV Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 41/56] net/txgbe: add VMDq configure Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 42/56] net/txgbe: add RSS support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 43/56] net/txgbe: add DCB support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 44/56] net/txgbe: add flow control support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 45/56] net/txgbe: add FC auto negotiation support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 46/56] net/txgbe: add priority flow control support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 47/56] net/txgbe: add device promiscuous and allmulticast mode Jiawen Wu
2020-10-14  5:55 ` Jiawen Wu [this message]
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 49/56] net/txgbe: add FW version get operation Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 50/56] net/txgbe: add EEPROM info " Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 51/56] net/txgbe: add register dump support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 52/56] net/txgbe: support device LED on and off Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 53/56] net/txgbe: add mirror rule operations Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 54/56] net/txgbe: add PTP support Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 55/56] net/txgbe: add DCB info get operation Jiawen Wu
2020-10-14  5:55 ` [dpdk-dev] [PATCH v3 56/56] net/txgbe: add Rx and Tx descriptor status Jiawen Wu
2020-10-15  0:55   ` Ferruh Yigit
2020-10-15  0:56 ` [dpdk-dev] [PATCH v3 00/56] net: txgbe PMD Ferruh Yigit

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