qib_user_sdma.c File Reference

#include <linux/mm.h>
#include <linux/types.h>
#include <linux/device.h>
#include <linux/dmapool.h>
#include <linux/slab.h>
#include <linux/list.h>
#include <linux/highmem.h>
#include <linux/io.h>
#include <linux/uio.h>
#include <linux/rbtree.h>
#include <linux/spinlock.h>
#include <linux/delay.h>
#include "qib.h"
#include "qib_user_sdma.h"

Go to the source code of this file.

Data Structures
struct	qib_user_sdma_pkt
struct	qib_user_sdma_queue

Macros
#define	QIB_USER_SDMA_MIN_HEADER_LENGTH   64
#define	QIB_USER_SDMA_EXP_HEADER_LENGTH   64
#define	QIB_USER_SDMA_DRAIN_TIMEOUT   500

Functions
struct qib_user_sdma_queue *	qib_user_sdma_queue_create (struct device *dev, int unit, int ctxt, int sctxt)
void	qib_user_sdma_queue_destroy (struct qib_user_sdma_queue *pq)
void	qib_user_sdma_queue_drain (struct qib_pportdata *ppd, struct qib_user_sdma_queue *pq)
int	qib_user_sdma_writev (struct qib_ctxtdata *rcd, struct qib_user_sdma_queue *pq, const struct iovec *iov, unsigned long dim)
int	qib_user_sdma_make_progress (struct qib_pportdata *ppd, struct qib_user_sdma_queue *pq)
u32	qib_user_sdma_complete_counter (const struct qib_user_sdma_queue *pq)
u32	qib_user_sdma_inflight_counter (struct qib_user_sdma_queue *pq)

Macro Definition Documentation

#define QIB_USER_SDMA_DRAIN_TIMEOUT   500

Definition at line 53 of file qib_user_sdma.c.

#define QIB_USER_SDMA_EXP_HEADER_LENGTH   64

Definition at line 51 of file qib_user_sdma.c.

#define QIB_USER_SDMA_MIN_HEADER_LENGTH   64

Definition at line 49 of file qib_user_sdma.c.

Function Documentation

u32 qib_user_sdma_complete_counter

(

const struct qib_user_sdma_queue *

pq

)

Definition at line 890 of file qib_user_sdma.c.

u32 qib_user_sdma_inflight_counter

(

struct qib_user_sdma_queue *

pq

)

Definition at line 895 of file qib_user_sdma.c.

int qib_user_sdma_make_progress	(	struct qib_pportdata *	ppd,
		struct qib_user_sdma_queue *	pq
	)

Definition at line 877 of file qib_user_sdma.c.

struct qib_user_sdma_queue* qib_user_sdma_queue_create ( struct device *  dev, int  unit, int  ctxt, int  sctxt  )

read

Definition at line 100 of file qib_user_sdma.c.

void qib_user_sdma_queue_destroy

(

struct qib_user_sdma_queue *

pq

)

Definition at line 602 of file qib_user_sdma.c.

void qib_user_sdma_queue_drain	(	struct qib_pportdata *	ppd,
		struct qib_user_sdma_queue *	pq
	)

Definition at line 626 of file qib_user_sdma.c.

int qib_user_sdma_writev	(	struct qib_ctxtdata *	rcd,
		struct qib_user_sdma_queue *	pq,
		const struct iovec *	iov,
		unsigned long	dim
	)

Definition at line 806 of file qib_user_sdma.c.