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189 lines
4.5 KiB
189 lines
4.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com/ |
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* |
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*/ |
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#ifndef AM65_CPSW_NUSS_H_ |
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#define AM65_CPSW_NUSS_H_ |
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#include <linux/if_ether.h> |
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#include <linux/kernel.h> |
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#include <linux/module.h> |
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#include <linux/netdevice.h> |
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#include <linux/phy.h> |
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#include <linux/platform_device.h> |
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#include <linux/soc/ti/k3-ringacc.h> |
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#include <net/devlink.h> |
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#include "am65-cpsw-qos.h" |
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struct am65_cpts; |
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#define HOST_PORT_NUM 0 |
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#define AM65_CPSW_MAX_TX_QUEUES 8 |
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#define AM65_CPSW_MAX_RX_QUEUES 1 |
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#define AM65_CPSW_MAX_RX_FLOWS 1 |
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#define AM65_CPSW_PORT_VLAN_REG_OFFSET 0x014 |
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struct am65_cpsw_slave_data { |
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bool mac_only; |
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struct cpsw_sl *mac_sl; |
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struct device_node *phy_node; |
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struct phy_device *phy; |
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phy_interface_t phy_if; |
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struct phy *ifphy; |
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bool rx_pause; |
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bool tx_pause; |
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u8 mac_addr[ETH_ALEN]; |
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int port_vlan; |
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}; |
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struct am65_cpsw_port { |
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struct am65_cpsw_common *common; |
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struct net_device *ndev; |
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const char *name; |
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u32 port_id; |
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void __iomem *port_base; |
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void __iomem *stat_base; |
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void __iomem *fetch_ram_base; |
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bool disabled; |
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struct am65_cpsw_slave_data slave; |
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bool tx_ts_enabled; |
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bool rx_ts_enabled; |
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struct am65_cpsw_qos qos; |
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struct devlink_port devlink_port; |
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}; |
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struct am65_cpsw_host { |
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struct am65_cpsw_common *common; |
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void __iomem *port_base; |
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void __iomem *stat_base; |
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}; |
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struct am65_cpsw_tx_chn { |
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struct device *dma_dev; |
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struct napi_struct napi_tx; |
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struct am65_cpsw_common *common; |
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struct k3_cppi_desc_pool *desc_pool; |
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struct k3_udma_glue_tx_channel *tx_chn; |
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spinlock_t lock; /* protect TX rings in multi-port mode */ |
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int irq; |
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u32 id; |
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u32 descs_num; |
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char tx_chn_name[128]; |
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}; |
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struct am65_cpsw_rx_chn { |
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struct device *dev; |
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struct device *dma_dev; |
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struct k3_cppi_desc_pool *desc_pool; |
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struct k3_udma_glue_rx_channel *rx_chn; |
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u32 descs_num; |
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int irq; |
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}; |
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#define AM65_CPSW_QUIRK_I2027_NO_TX_CSUM BIT(0) |
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struct am65_cpsw_pdata { |
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u32 quirks; |
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enum k3_ring_mode fdqring_mode; |
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const char *ale_dev_id; |
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}; |
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enum cpsw_devlink_param_id { |
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AM65_CPSW_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX, |
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AM65_CPSW_DL_PARAM_SWITCH_MODE, |
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}; |
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struct am65_cpsw_devlink { |
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struct am65_cpsw_common *common; |
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}; |
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struct am65_cpsw_common { |
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struct device *dev; |
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struct device *mdio_dev; |
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struct am65_cpsw_pdata pdata; |
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void __iomem *ss_base; |
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void __iomem *cpsw_base; |
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u32 port_num; |
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struct am65_cpsw_host host; |
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struct am65_cpsw_port *ports; |
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u32 disabled_ports_mask; |
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struct net_device *dma_ndev; |
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int usage_count; /* number of opened ports */ |
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struct cpsw_ale *ale; |
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int tx_ch_num; |
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u32 rx_flow_id_base; |
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struct am65_cpsw_tx_chn tx_chns[AM65_CPSW_MAX_TX_QUEUES]; |
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struct completion tdown_complete; |
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atomic_t tdown_cnt; |
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struct am65_cpsw_rx_chn rx_chns; |
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struct napi_struct napi_rx; |
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bool rx_irq_disabled; |
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u32 nuss_ver; |
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u32 cpsw_ver; |
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unsigned long bus_freq; |
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bool pf_p0_rx_ptype_rrobin; |
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struct am65_cpts *cpts; |
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int est_enabled; |
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bool is_emac_mode; |
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u16 br_members; |
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int default_vlan; |
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struct devlink *devlink; |
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struct net_device *hw_bridge_dev; |
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struct notifier_block am65_cpsw_netdevice_nb; |
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unsigned char switch_id[MAX_PHYS_ITEM_ID_LEN]; |
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}; |
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struct am65_cpsw_ndev_stats { |
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u64 tx_packets; |
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u64 tx_bytes; |
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u64 rx_packets; |
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u64 rx_bytes; |
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struct u64_stats_sync syncp; |
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}; |
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struct am65_cpsw_ndev_priv { |
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u32 msg_enable; |
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struct am65_cpsw_port *port; |
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struct am65_cpsw_ndev_stats __percpu *stats; |
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bool offload_fwd_mark; |
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}; |
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#define am65_ndev_to_priv(ndev) \ |
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((struct am65_cpsw_ndev_priv *)netdev_priv(ndev)) |
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#define am65_ndev_to_port(ndev) (am65_ndev_to_priv(ndev)->port) |
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#define am65_ndev_to_common(ndev) (am65_ndev_to_port(ndev)->common) |
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#define am65_ndev_to_slave(ndev) (&am65_ndev_to_port(ndev)->slave) |
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#define am65_common_get_host(common) (&(common)->host) |
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#define am65_common_get_port(common, id) (&(common)->ports[(id) - 1]) |
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#define am65_cpsw_napi_to_common(pnapi) \ |
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container_of(pnapi, struct am65_cpsw_common, napi_rx) |
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#define am65_cpsw_napi_to_tx_chn(pnapi) \ |
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container_of(pnapi, struct am65_cpsw_tx_chn, napi_tx) |
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#define AM65_CPSW_DRV_NAME "am65-cpsw-nuss" |
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#define AM65_CPSW_IS_CPSW2G(common) ((common)->port_num == 1) |
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extern const struct ethtool_ops am65_cpsw_ethtool_ops_slave; |
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void am65_cpsw_nuss_adjust_link(struct net_device *ndev); |
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void am65_cpsw_nuss_set_p0_ptype(struct am65_cpsw_common *common); |
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void am65_cpsw_nuss_remove_tx_chns(struct am65_cpsw_common *common); |
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int am65_cpsw_nuss_update_tx_chns(struct am65_cpsw_common *common, int num_tx); |
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bool am65_cpsw_port_dev_check(const struct net_device *dev); |
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#endif /* AM65_CPSW_NUSS_H_ */
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