drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h
Extension
.h
Size
3486 bytes
Lines
131
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 mlx4_en_pkt_stats {
	unsigned long rx_multicast_packets;
	unsigned long rx_broadcast_packets;
	unsigned long rx_jabbers;
	unsigned long rx_in_range_length_error;
	unsigned long rx_out_range_length_error;
	unsigned long tx_multicast_packets;
	unsigned long tx_broadcast_packets;
	unsigned long rx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	unsigned long tx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
#define NUM_PKT_STATS		43
};

struct mlx4_en_counter_stats {
	unsigned long rx_packets;
	unsigned long rx_bytes;
	unsigned long tx_packets;
	unsigned long tx_bytes;
#define NUM_PF_STATS      4
};

struct mlx4_en_port_stats {
	unsigned long tso_packets;
	unsigned long xmit_more;
	unsigned long queue_stopped;
	unsigned long wake_queue;
	unsigned long tx_timeout;
	unsigned long rx_alloc_pages;
	unsigned long rx_chksum_good;
	unsigned long rx_chksum_none;
	unsigned long rx_chksum_complete;
	unsigned long tx_chksum_offload;
#define NUM_PORT_STATS		10
};

struct mlx4_en_xdp_stats {
	unsigned long rx_xdp_drop;
	unsigned long rx_xdp_redirect;
	unsigned long rx_xdp_redirect_fail;
	unsigned long rx_xdp_tx;
	unsigned long rx_xdp_tx_full;
#define NUM_XDP_STATS		5
};

struct mlx4_en_phy_stats {
	unsigned long rx_packets_phy;
	unsigned long rx_bytes_phy;
	unsigned long tx_packets_phy;
	unsigned long tx_bytes_phy;
#define NUM_PHY_STATS		4
};

#define NUM_MAIN_STATS	21

#define MLX4_NUM_PRIORITIES	8

struct mlx4_en_flow_stats_rx {
	u64 rx_pause;
	u64 rx_pause_duration;
	u64 rx_pause_transition;
#define NUM_FLOW_STATS_RX	3
#define NUM_FLOW_PRIORITY_STATS_RX	(NUM_FLOW_STATS_RX * \
					 MLX4_NUM_PRIORITIES)
};

#define FLOW_PRIORITY_STATS_IDX_RX_FRAMES	(NUM_MAIN_STATS +	\
						 NUM_PORT_STATS +	\
						 NUM_PF_STATS +		\
						 NUM_FLOW_PRIORITY_STATS_RX)

struct mlx4_en_flow_stats_tx {
	u64 tx_pause;
	u64 tx_pause_duration;
	u64 tx_pause_transition;
#define NUM_FLOW_STATS_TX	3
#define NUM_FLOW_PRIORITY_STATS_TX	(NUM_FLOW_STATS_TX * \
					 MLX4_NUM_PRIORITIES)
};

#define FLOW_PRIORITY_STATS_IDX_TX_FRAMES	(NUM_MAIN_STATS +	\
						 NUM_PORT_STATS +	\
						 NUM_PF_STATS +		\
						 NUM_FLOW_PRIORITY_STATS_RX + \
						 NUM_FLOW_STATS_RX +	\
						 NUM_FLOW_PRIORITY_STATS_TX)

#define NUM_FLOW_STATS (NUM_FLOW_STATS_RX + NUM_FLOW_STATS_TX + \
			NUM_FLOW_PRIORITY_STATS_TX + \
			NUM_FLOW_PRIORITY_STATS_RX)

Annotation

Implementation Notes