drivers/net/ethernet/aquantia/atlantic/aq_nic.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/aquantia/atlantic/aq_nic.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/aquantia/atlantic/aq_nic.h
Extension
.h
Size
6709 bytes
Lines
222
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 aq_fc_info {
	enum aq_fc_mode req;
	enum aq_fc_mode cur;
};

struct aq_nic_cfg_s {
	const struct aq_hw_caps_s *aq_hw_caps;
	u64 features;
	u32 rxds;		/* rx ring size, descriptors # */
	u32 txds;		/* tx ring size, descriptors # */
	u32 vecs;		/* allocated rx/tx vectors */
	u32 link_irq_vec;
	u32 irq_type;
	u32 itr;
	u16 rx_itr;
	u16 tx_itr;
	u32 rxpageorder;
	u32 num_rss_queues;
	u32 mtu;
	struct aq_fc_info fc;
	u32 link_speed_msk;
	u32 wol;
	u8 is_vlan_rx_strip;
	u8 is_vlan_tx_insert;
	bool is_vlan_force_promisc;
	u16 is_mc_list_enabled;
	u16 mc_list_count;
	bool is_autoneg;
	bool is_polling;
	bool is_rss;
	bool is_lro;
	bool is_qos;
	bool is_ptp;
	bool is_media_detect;
	int downshift_counter;
	enum aq_tc_mode tc_mode;
	u32 priv_flags;
	u8  tcs;
	u8 prio_tc_map[8];
	u32 tc_max_rate[AQ_CFG_TCS_MAX];
	unsigned long tc_min_rate_msk;
	u32 tc_min_rate[AQ_CFG_TCS_MAX];
	struct aq_rss_parameters aq_rss;
	u32 eee_speeds;
};

#define AQ_NIC_FLAG_STARTED     0x00000004U
#define AQ_NIC_FLAG_STOPPING    0x00000008U
#define AQ_NIC_FLAG_RESETTING   0x00000010U
#define AQ_NIC_FLAG_CLOSING     0x00000020U
#define AQ_NIC_PTP_DPATH_UP     0x02000000U
#define AQ_NIC_LINK_DOWN        0x04000000U
#define AQ_NIC_FLAG_ERR_UNPLUG  0x40000000U
#define AQ_NIC_FLAG_ERR_HW      0x80000000U

#define AQ_NIC_QUIRK_BAD_PTP    BIT(0)

#define AQ_NIC_WOL_MODES        (WAKE_MAGIC |\
				 WAKE_PHY)

#define AQ_NIC_CFG_RING_PER_TC(_NIC_CFG_) \
	(((_NIC_CFG_)->tc_mode == AQ_TC_MODE_4TCS) ? 8 : 4)

#define AQ_NIC_CFG_TCVEC2RING(_NIC_CFG_, _TC_, _VEC_) \
	((_TC_) * AQ_NIC_CFG_RING_PER_TC(_NIC_CFG_) + (_VEC_))

#define AQ_NIC_RING2QMAP(_NIC_, _ID_) \
	((_ID_) / AQ_NIC_CFG_RING_PER_TC(&(_NIC_)->aq_nic_cfg) * \
		(_NIC_)->aq_vecs + \
	((_ID_) % AQ_NIC_CFG_RING_PER_TC(&(_NIC_)->aq_nic_cfg)))

struct aq_hw_rx_fl2 {
	struct aq_rx_filter_vlan aq_vlans[AQ_VLAN_MAX_FILTERS];
};

struct aq_hw_rx_fl3l4 {
	u8 active_ipv4;
	u8 active_ipv6:2;
	u8 is_ipv6;
	u8 reserved_count;
};

struct aq_hw_rx_fltrs_s {
	struct hlist_head     filter_list;
	u16                   active_filters;
	struct aq_hw_rx_fl2   fl2;
	struct aq_hw_rx_fl3l4 fl3l4;
	/* filter ether type */
	u8 fet_reserved_count;
};

Annotation

Implementation Notes