drivers/net/ethernet/freescale/enetc/enetc_pf.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/freescale/enetc/enetc_pf.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/freescale/enetc/enetc_pf.h
Extension
.h
Size
1762 bytes
Lines
69
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 enetc_vf_state {
	struct mutex lock; /* Prevent concurrent access */
	enum enetc_vf_flags flags;
};

struct enetc_port_caps {
	u32 half_duplex:1;
	int num_vsi;
	int num_msix;
	int num_rx_bdr;
	int num_tx_bdr;
	int mac_filter_num;
};

struct enetc_pf;

struct enetc_pf_ops {
	void (*set_si_primary_mac)(struct enetc_hw *hw, int si, const u8 *addr);
	void (*get_si_primary_mac)(struct enetc_hw *hw, int si, u8 *addr);
	struct phylink_pcs *(*create_pcs)(struct enetc_pf *pf, struct mii_bus *bus);
	void (*destroy_pcs)(struct phylink_pcs *pcs);
	int (*enable_psfp)(struct enetc_ndev_priv *priv);
};

struct enetc_pf {
	struct enetc_si *si;
	int num_vfs; /* number of active VFs, after sriov_init */
	int total_vfs; /* max number of VFs, set for PF at probe */
	struct enetc_vf_state *vf_state;

	struct enetc_mac_filter mac_filter[MADDR_TYPE];

	struct enetc_msg_swbd *rxmsg;
	struct work_struct msg_task;
	char msg_int_name[ENETC_INT_NAME_MAX];

	char vlan_promisc_simap; /* bitmap of SIs in VLAN promisc mode */
	DECLARE_BITMAP(vlan_ht_filter, ENETC_VLAN_HT_SIZE);
	DECLARE_BITMAP(active_vlans, VLAN_N_VID);

	struct mii_bus *mdio; /* saved for cleanup */
	struct mii_bus *imdio;
	struct phylink_pcs *pcs;

	phy_interface_t if_mode;
	struct phylink_config phylink_config;

	struct enetc_port_caps caps;
	const struct enetc_pf_ops *ops;

	int num_mfe;	/* number of mac address filter table entries */
};

#define phylink_to_enetc_pf(config) \
	container_of((config), struct enetc_pf, phylink_config)

Annotation

Implementation Notes