#include <linux/cache.h>
#include <linux/spinlock.h>
#include <linux/skbuff.h>
#include <linux/atomic.h>

Data Structures
struct	serv_entry

union	aopen_entry

struct	tid_info

struct	cxgb4_range

struct	cxgb4_virt_res

struct	cxgb4_lld_info

struct	cxgb4_uld_info

Macros
#define	INIT_TP_WR(w, tid)

#define	INIT_TP_WR_CPL(w, cpl, tid)

#define	INIT_ULPTX_WR(w, wrlen, atomic, tid)

#define	CXGB4_MSG_AN ((void *)1)

#define	OCQ_WIN_OFFSET(pdev, vres) (pci_resource_len((pdev), 2) - roundup_pow_of_two((vres)->ocq.size))

Enumerations
enum	{ CPL_PRIORITY_DATA = 0, CPL_PRIORITY_SETUP = 1, CPL_PRIORITY_TEARDOWN = 0, CPL_PRIORITY_LISTEN = 1, CPL_PRIORITY_ACK = 1, CPL_PRIORITY_CONTROL = 1 }

enum	cxgb4_uld { CXGB4_ULD_RDMA, CXGB4_ULD_ISCSI, CXGB4_ULD_MAX }

enum	cxgb4_state { CXGB4_STATE_UP, CXGB4_STATE_START_RECOVERY, CXGB4_STATE_DOWN, CXGB4_STATE_DETACH }

enum	cxgb4_control { CXGB4_CONTROL_DB_FULL, CXGB4_CONTROL_DB_EMPTY, CXGB4_CONTROL_DB_DROP }

Functions
int	cxgb4_alloc_atid (struct tid_info t, void data)

int	cxgb4_alloc_stid (struct tid_info t, int family, void data)

void	cxgb4_free_atid (struct tid_info *t, unsigned int atid)

void	cxgb4_free_stid (struct tid_info *t, unsigned int stid, int family)

void	cxgb4_remove_tid (struct tid_info *t, unsigned int qid, unsigned int tid)

int	cxgb4_create_server (const struct net_device *dev, unsigned int stid, __be32 sip, __be16 sport, unsigned int queue)

int	cxgb4_register_uld (enum cxgb4_uld type, const struct cxgb4_uld_info *p)

int	cxgb4_unregister_uld (enum cxgb4_uld type)

int	cxgb4_ofld_send (struct net_device dev, struct sk_buff skb)

unsigned int	cxgb4_dbfifo_count (const struct net_device *dev, int lpfifo)

unsigned int	cxgb4_port_chan (const struct net_device *dev)

unsigned int	cxgb4_port_viid (const struct net_device *dev)

unsigned int	cxgb4_port_idx (const struct net_device *dev)

unsigned int	cxgb4_best_mtu (const unsigned short mtus, unsigned short mtu, unsigned int idx)

void	cxgb4_get_tcp_stats (struct pci_dev pdev, struct tp_tcp_stats v4, struct tp_tcp_stats *v6)

void	cxgb4_iscsi_init (struct net_device dev, unsigned int tag_mask, const unsigned int pgsz_order)

struct sk_buff *	cxgb4_pktgl_to_skb (const struct pkt_gl *gl, unsigned int skb_len, unsigned int pull_len)

int	cxgb4_sync_txq_pidx (struct net_device *dev, u16 qid, u16 pidx, u16 size)

int	cxgb4_flush_eq_cache (struct net_device *dev)

Macro Definition Documentation

#define CXGB4_MSG_AN ((void *)1)

Definition at line 74 of file cxgb4_uld.h.

#define INIT_TP_WR	(	w,
		tid
	)

Value:

do { \
    (w)->wr.wr_hi = htonl(FW_WR_OP(FW_TP_WR) | \
                  FW_WR_IMMDLEN(sizeof(*w) - sizeof(w->wr))); \
    (w)->wr.wr_mid = htonl(FW_WR_LEN16(DIV_ROUND_UP(sizeof(*w), 16)) | \
                   FW_WR_FLOWID(tid)); \
    (w)->wr.wr_lo = cpu_to_be64(0); \
} while (0)

Definition at line 53 of file cxgb4_uld.h.

#define INIT_TP_WR_CPL	(	w,
		cpl,
		tid
	)

Value:

do { \
    INIT_TP_WR(w, tid); \
    OPCODE_TID(w) = htonl(MK_OPCODE_TID(cpl, tid)); \
} while (0)

Definition at line 61 of file cxgb4_uld.h.

#define INIT_ULPTX_WR	(	w,
		wrlen,
		atomic,
		tid
	)

Value:

do { \
    (w)->wr.wr_hi = htonl(FW_WR_OP(FW_ULPTX_WR) | FW_WR_ATOMIC(atomic)); \
    (w)->wr.wr_mid = htonl(FW_WR_LEN16(DIV_ROUND_UP(wrlen, 16)) | \
                   FW_WR_FLOWID(tid)); \
    (w)->wr.wr_lo = cpu_to_be64(0); \
} while (0)

Definition at line 66 of file cxgb4_uld.h.

#define OCQ_WIN_OFFSET	(	pdev,
		vres
	)	(pci_resource_len((pdev), 2) - roundup_pow_of_two((vres)->ocq.size))

Definition at line 199 of file cxgb4_uld.h.

Enumeration Type Documentation

anonymous enum

Enumerator:

CPL_PRIORITY_DATA
CPL_PRIORITY_SETUP
CPL_PRIORITY_TEARDOWN
CPL_PRIORITY_LISTEN
CPL_PRIORITY_ACK
CPL_PRIORITY_CONTROL

Definition at line 44 of file cxgb4_uld.h.

enum cxgb4_control

Enumerator:

CXGB4_CONTROL_DB_FULL
CXGB4_CONTROL_DB_EMPTY
CXGB4_CONTROL_DB_DROP

Definition at line 171 of file cxgb4_uld.h.

enum cxgb4_state

Enumerator:

CXGB4_STATE_UP
CXGB4_STATE_START_RECOVERY
CXGB4_STATE_DOWN
CXGB4_STATE_DETACH

Definition at line 164 of file cxgb4_uld.h.

enum cxgb4_uld

Enumerator:

CXGB4_ULD_RDMA
CXGB4_ULD_ISCSI
CXGB4_ULD_MAX

Definition at line 158 of file cxgb4_uld.h.

Function Documentation

int cxgb4_alloc_atid	(	struct tid_info *	t,
		void *	data
	)

Definition at line 2190 of file cxgb4_main.c.

int cxgb4_alloc_stid	(	struct tid_info *	t,
		int	family,
		void *	data
	)

Definition at line 2226 of file cxgb4_main.c.

unsigned int cxgb4_best_mtu	(	const unsigned short *	mtus,
		unsigned short	mtu,
		unsigned int *	idx
	)

cxgb4_best_mtu - find the entry in the MTU table closest to an MTU : the HW MTU table : the target MTU : index of selected entry in the MTU table

Returns the index and the value in the HW MTU table that is closest to but does not exceed , unless is smaller than any value in the table, in which case that smallest available value is selected.

Definition at line 2444 of file cxgb4_main.c.

int cxgb4_create_server	(	const struct net_device *	dev,
		unsigned int	stid,
		__be32	sip,
		__be16	sport,
		unsigned int	queue
	)

cxgb4_create_server - create an IP server : the device : the server TID : local IP address to bind server to : the server's TCP port : queue to direct messages from this server to

Create an IP server for the given port and address. Returns <0 on error and one of the NET_XMIT_* values on success.

Definition at line 2406 of file cxgb4_main.c.

unsigned int cxgb4_dbfifo_count	(	const struct net_device *	dev,
		int	lpfifo
	)

Definition at line 2469 of file cxgb4_main.c.

int cxgb4_flush_eq_cache ( struct net_device * dev )

Definition at line 2526 of file cxgb4_main.c.

void cxgb4_free_atid	(	struct tid_info *	t,
		unsigned int	atid
	)

Definition at line 2211 of file cxgb4_main.c.

void cxgb4_free_stid	(	struct tid_info *	t,
		unsigned int	stid,
		int	family
	)

Definition at line 2255 of file cxgb4_main.c.

void cxgb4_get_tcp_stats	(	struct pci_dev *	pdev,
		struct tp_tcp_stats *	v4,
		struct tp_tcp_stats *	v6
	)

Definition at line 2503 of file cxgb4_main.c.

void cxgb4_iscsi_init	(	struct net_device *	dev,
		unsigned int	tag_mask,
		const unsigned int *	pgsz_order
	)

Definition at line 2514 of file cxgb4_main.c.

int cxgb4_ofld_send	(	struct net_device *	dev,
		struct sk_buff *	skb
	)

cxgb4_ofld_send - send an offload packet : the net device : the packet

Sends an offload packet. This is an exported version of , intended for ULDs.

Definition at line 1468 of file sge.c.

struct sk_buff* cxgb4_pktgl_to_skb	(	const struct pkt_gl *	gl,
		unsigned int	skb_len,
		unsigned int	pull_len
	)

read

cxgb4_pktgl_to_skb - build an sk_buff from a packet gather list : the gather list : size of sk_buff main body if it carries fragments : amount of data to move to the sk_buff's main body

Builds an sk_buff from the given packet gather list. Returns the sk_buff or NULL if sk_buff allocation failed.

Definition at line 1502 of file sge.c.

unsigned int cxgb4_port_chan ( const struct net_device * dev )

cxgb4_port_chan - get the HW channel of a port : the net device for the port

Return the HW Tx channel of the given port.

Definition at line 2463 of file cxgb4_main.c.

unsigned int cxgb4_port_idx ( const struct net_device * dev )

cxgb4_port_idx - get the index of a port : the net device for the port

Return the index of the given port.

Definition at line 2497 of file cxgb4_main.c.

unsigned int cxgb4_port_viid ( const struct net_device * dev )

cxgb4_port_viid - get the VI id of a port : the net device for the port

Return the VI id of the given port.

Definition at line 2485 of file cxgb4_main.c.

int cxgb4_register_uld	(	enum cxgb4_uld	type,
		const struct cxgb4_uld_info *	p
	)

cxgb4_register_uld - register an upper-layer driver : the ULD type : the ULD methods

Registers an upper-layer driver with this driver and notifies the ULD about any presently available devices that support its type. Returns %-EBUSY if a ULD of the same type is already registered.

Definition at line 2854 of file cxgb4_main.c.

void cxgb4_remove_tid	(	struct tid_info *	t,
		unsigned int	qid,
		unsigned int	tid
	)

Definition at line 2340 of file cxgb4_main.c.

int cxgb4_sync_txq_pidx	(	struct net_device *	dev,
		u16	qid,
		u16	pidx,
		u16	size
	)

Definition at line 2551 of file cxgb4_main.c.

int cxgb4_unregister_uld ( enum cxgb4_uld type )

cxgb4_unregister_uld - unregister an upper-layer driver : the ULD type

Unregisters an existing upper-layer driver.

Definition at line 2880 of file cxgb4_main.c.

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation