[dpdk-dev] [PATCH 19/21] net/atlantic: device MTU and statuses

[Igor Russkikh <igor.russkikh@aquantia.com>]

From: Pavel Belous <pavel.belous@aquantia.com>

Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
---
 drivers/net/atlantic/atl_ethdev.c | 160 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 160 insertions(+)

diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
index 80b7ac88e..44cea12ab 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -78,11 +78,14 @@ static int atl_dev_queue_stats_mapping_set(struct rte_eth_dev *eth_dev,
 					     uint8_t is_rx);
 
 
+static int atl_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size);
 static void atl_dev_info_get(struct rte_eth_dev *dev,
 			       struct rte_eth_dev_info *dev_info);
 
 static const uint32_t *atl_dev_supported_ptypes_get(struct rte_eth_dev *dev);
 
+static int atl_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
+
 
 /* VLAN stuff */
 static int atl_vlan_filter_set(struct rte_eth_dev *dev,
@@ -111,6 +114,9 @@ static int atl_flow_ctrl_get(struct rte_eth_dev *dev,
 			       struct rte_eth_fc_conf *fc_conf);
 static int atl_flow_ctrl_set(struct rte_eth_dev *dev,
 			       struct rte_eth_fc_conf *fc_conf);
+
+static void atl_dev_link_status_print(struct rte_eth_dev *dev);
+
 /* Interrupts */
 static int atl_dev_rxq_interrupt_setup(struct rte_eth_dev *dev);
 static int atl_dev_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on);
@@ -189,6 +195,20 @@ static struct rte_pci_driver rte_atl_pmd = {
 	.remove = eth_atl_pci_remove,
 };
 
+#define ATL_RX_OFFLOADS ( DEV_RX_OFFLOAD_VLAN_STRIP \
+			| DEV_RX_OFFLOAD_IPV4_CKSUM \
+			| DEV_RX_OFFLOAD_UDP_CKSUM \
+			| DEV_RX_OFFLOAD_TCP_CKSUM \
+			| DEV_RX_OFFLOAD_JUMBO_FRAME \
+			| DEV_RX_OFFLOAD_CRC_STRIP)
+
+#define ATL_TX_OFFLOADS ( DEV_TX_OFFLOAD_VLAN_INSERT \
+			| DEV_TX_OFFLOAD_IPV4_CKSUM \
+			| DEV_TX_OFFLOAD_UDP_CKSUM \
+			| DEV_TX_OFFLOAD_TCP_CKSUM \
+			| DEV_TX_OFFLOAD_TCP_TSO \
+			| DEV_TX_OFFLOAD_MULTI_SEGS)
+
 static const struct rte_eth_desc_lim rx_desc_lim = {
 	.nb_max = ATL_MAX_RING_DESC,
 	.nb_min = ATL_MIN_RING_DESC,
@@ -257,6 +277,12 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
 	.xstats_get_names     = atl_dev_xstats_get_names,
 	.stats_reset	      = atl_dev_stats_reset,
 	.xstats_reset	      = atl_dev_xstats_reset,
+	.fw_version_get       = atl_fw_version_get,
+	.dev_infos_get	      = atl_dev_info_get,
+	.dev_supported_ptypes_get = atl_dev_supported_ptypes_get,
+
+	.mtu_set	      = atl_dev_mtu_set,
+
 	/* VLAN */
 	.vlan_filter_set      = atl_vlan_filter_set,
 	.vlan_offload_set     = atl_vlan_offload_set,
@@ -657,6 +683,7 @@ atl_dev_start(struct rte_eth_dev *dev)
 	return 0;
 
 error:
+	PMD_INIT_LOG(ERR, "failure in atl_dev_start(): %d", err);
 	atl_stop_queues(dev);
 	return -EIO;
 }
@@ -837,6 +864,94 @@ atl_dev_xstats_reset(struct rte_eth_dev *dev __rte_unused)
 {
 	return;
 }
+
+
+static int
+atl_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	uint32_t fw_ver = 0;
+	unsigned int ret = 0;
+
+	ret = hw_atl_utils_get_fw_version(hw, &fw_ver);
+	if (ret)
+		return 0;
+
+	ret = snprintf(fw_version, fw_size, "%u.%u.%u", fw_ver >> 24, (fw_ver >> 16) & 0xFFU, fw_ver & 0xFFFFU);
+
+	ret += 1; /* add string null-terminator */
+
+	if (fw_size < ret)
+		return ret;
+
+	return 0;
+}
+
+static void
+atl_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
+{
+	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+
+	dev_info->max_rx_queues = AQ_HW_MAX_RX_QUEUES;
+	dev_info->max_tx_queues = AQ_HW_MAX_TX_QUEUES;
+
+	dev_info->min_rx_bufsize = 1024;
+	dev_info->max_rx_pktlen = HW_ATL_B0_MTU_JUMBO;
+	dev_info->max_mac_addrs = HW_ATL_B0_MAC_MAX;
+	dev_info->max_vfs = pci_dev->max_vfs;
+
+	dev_info->max_hash_mac_addrs = 0;
+	dev_info->max_vmdq_pools = 0;
+	dev_info->vmdq_queue_num = 0;
+
+	dev_info->rx_offload_capa = ATL_RX_OFFLOADS;
+
+	dev_info->tx_offload_capa = ATL_TX_OFFLOADS;
+
+
+	dev_info->default_rxconf = (struct rte_eth_rxconf) {
+		.rx_free_thresh = ATL_DEFAULT_RX_FREE_THRESH,
+	};
+
+	dev_info->default_txconf = (struct rte_eth_txconf) {
+		.tx_free_thresh = ATL_DEFAULT_TX_FREE_THRESH,
+	};
+
+	dev_info->rx_desc_lim = rx_desc_lim;
+	dev_info->tx_desc_lim = tx_desc_lim;
+
+	dev_info->hash_key_size = HW_ATL_B0_RSS_HASHKEY_BITS/8;
+	dev_info->reta_size = HW_ATL_B0_RSS_REDIRECTION_MAX;
+	dev_info->flow_type_rss_offloads = ATL_RSS_OFFLOAD_ALL;
+
+	dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G;
+	dev_info->speed_capa |= ETH_LINK_SPEED_100M;
+	dev_info->speed_capa |= ETH_LINK_SPEED_2_5G;
+	dev_info->speed_capa |= ETH_LINK_SPEED_5G;
+}
+
+static const uint32_t *
+atl_dev_supported_ptypes_get(struct rte_eth_dev *dev)
+{
+	static const uint32_t ptypes[] = {
+		RTE_PTYPE_L2_ETHER,
+		RTE_PTYPE_L2_ETHER_ARP,
+		RTE_PTYPE_L2_ETHER_VLAN,
+		RTE_PTYPE_L3_IPV4,
+		RTE_PTYPE_L3_IPV6,
+		RTE_PTYPE_L4_TCP,
+		RTE_PTYPE_L4_UDP,
+		RTE_PTYPE_L4_SCTP,
+		RTE_PTYPE_L4_ICMP,
+		RTE_PTYPE_UNKNOWN
+	};
+
+	if (dev->rx_pkt_burst == atl_recv_pkts)
+		return ptypes;
+
+	return NULL;
+}
+
 /* return 0 means link status changed, -1 means not changed */
 static int
 atl_dev_link_update(struct rte_eth_dev *dev, int wait __rte_unused)
@@ -1254,6 +1369,38 @@ atl_set_default_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr)
 	return 0;
 }
 
+static bool
+is_device_supported(struct rte_eth_dev *dev, struct rte_pci_driver *drv)
+{
+	if (strcmp(dev->device->driver->name, drv->driver.name))
+		return false;
+
+	return true;
+}
+
+bool
+is_atl_supported(struct rte_eth_dev *dev)
+{
+	return is_device_supported(dev, &rte_atl_pmd);
+}
+
+static int
+atl_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
+{
+	struct rte_eth_dev_info dev_info;
+	uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
+
+	atl_dev_info_get(dev, &dev_info);
+
+	if ((mtu < ETHER_MIN_MTU) || (frame_size > dev_info.max_rx_pktlen))
+		return -EINVAL;
+
+	/* update max frame size */
+	dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
+
+	return 0;
+}
+
 static int
 atl_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 {
@@ -1501,3 +1648,16 @@ atl_rss_hash_conf_get(struct rte_eth_dev *dev,
 RTE_PMD_REGISTER_PCI(net_atlantic, rte_atl_pmd);
 RTE_PMD_REGISTER_PCI_TABLE(net_atlantic, pci_id_atl_map);
 RTE_PMD_REGISTER_KMOD_DEP(net_atlantic, "* igb_uio | uio_pci_generic");
+
+RTE_INIT(atl_init_log);
+static void
+atl_init_log(void)
+{
+	atl_logtype_init = rte_log_register("pmd.atlantic.init");
+	if (atl_logtype_init >= 0)
+		rte_log_set_level(atl_logtype_init, RTE_LOG_DEBUG);
+	atl_logtype_driver = rte_log_register("pmd.atlantic.driver");
+	if (atl_logtype_driver >= 0)
+		rte_log_set_level(atl_logtype_driver, RTE_LOG_DEBUG);
+}
+
-- 
2.13.3.windows.1