drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/huawei/hinic3/hinic3_nic_dev.h
Extension
.h
Size
4123 bytes
Lines
155
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct hinic3_mac_filter {
	struct list_head list;
	u8               addr[ETH_ALEN];
	unsigned long    state;
};

enum hinic3_rss_hash_type {
	HINIC3_RSS_HASH_ENGINE_TYPE_XOR  = 0,
	HINIC3_RSS_HASH_ENGINE_TYPE_TOEP = 1,
};

struct hinic3_rss_type {
	u8 tcp_ipv6_ext;
	u8 ipv6_ext;
	u8 tcp_ipv6;
	u8 ipv6;
	u8 tcp_ipv4;
	u8 ipv4;
	u8 udp_ipv6;
	u8 udp_ipv4;
};

struct hinic3_irq_cfg {
	struct net_device  *netdev;
	u16                msix_entry_idx;
	/* provided by OS */
	u32                irq_id;
	char               irq_name[IFNAMSIZ + 16];
	struct napi_struct napi;
	cpumask_t          affinity_mask;
	struct hinic3_txq  *txq;
	struct hinic3_rxq  *rxq;
	u16                total_events;
};

struct hinic3_dyna_txrxq_params {
	u16                        num_qps;
	u32                        sq_depth;
	u32                        rq_depth;

	struct hinic3_dyna_txq_res *txqs_res;
	struct hinic3_dyna_rxq_res *rxqs_res;
	struct hinic3_irq_cfg      *irq_cfg;
};

struct hinic3_intr_coal_info {
	u8 pending_limit;
	u8 coalesce_timer_cfg;
	u8 resend_timer_cfg;

	u8  rx_pending_limit_low;
	u8  rx_pending_limit_high;
};

struct hinic3_nic_dev {
	struct pci_dev                  *pdev;
	struct net_device               *netdev;
	struct hinic3_hwdev             *hwdev;
	struct hinic3_nic_io            *nic_io;

	u32                             msg_enable;
	u16                             max_qps;
	u16                             rx_buf_len;
	u32                             lro_replenish_thld;
	unsigned long                   *vlan_bitmap;
	unsigned long                   flags;
	struct hinic3_nic_service_cap   nic_svc_cap;

	struct hinic3_dyna_txrxq_params q_params;
	struct hinic3_txq               *txqs;
	struct hinic3_rxq               *rxqs;

	enum hinic3_rss_hash_type       rss_hash_type;
	struct hinic3_rss_type          rss_type;
	u8                              *rss_hkey;
	u16                             *rss_indir;

	u16                             num_qp_irq;
	struct msix_entry               *qps_msix_entries;

	struct hinic3_intr_coal_info    *intr_coalesce;
	u32                             adaptive_rx_coal;

	struct workqueue_struct         *workq;
	struct delayed_work             periodic_work;
	struct work_struct              rx_mode_work;
	/* lock for enable/disable port */
	struct mutex                    port_state_mutex;

	struct list_head                uc_filter_list;

Annotation

Implementation Notes