mthca_mr.c File Reference

#include <linux/slab.h>
#include <linux/errno.h>
#include "mthca_dev.h"
#include "mthca_cmd.h"
#include "mthca_memfree.h"

Go to the source code of this file.

Data Structures
struct	mthca_mtt
struct	mthca_mpt_entry

Macros
#define	MTHCA_MPT_FLAG_SW_OWNS   (0xfUL << 28)
#define	MTHCA_MPT_FLAG_MIO   (1 << 17)
#define	MTHCA_MPT_FLAG_BIND_ENABLE   (1 << 15)
#define	MTHCA_MPT_FLAG_PHYSICAL   (1 << 9)
#define	MTHCA_MPT_FLAG_REGION   (1 << 8)
#define	MTHCA_MTT_FLAG_PRESENT   1
#define	MTHCA_MPT_STATUS_SW   0xF0
#define	MTHCA_MPT_STATUS_HW   0x00
#define	SINAI_FMR_KEY_INC   0x1000000

Functions
struct mthca_mpt_entry	__attribute__ ((packed))
struct mthca_mtt *	mthca_alloc_mtt (struct mthca_dev *dev, int size)
void	mthca_free_mtt (struct mthca_dev *dev, struct mthca_mtt *mtt)
int	mthca_write_mtt_size (struct mthca_dev *dev)
int	mthca_write_mtt (struct mthca_dev *dev, struct mthca_mtt *mtt, int start_index, u64 *buffer_list, int list_len)
int	mthca_mr_alloc (struct mthca_dev *dev, u32 pd, int buffer_size_shift, u64 iova, u64 total_size, u32 access, struct mthca_mr *mr)
int	mthca_mr_alloc_notrans (struct mthca_dev *dev, u32 pd, u32 access, struct mthca_mr *mr)
int	mthca_mr_alloc_phys (struct mthca_dev *dev, u32 pd, u64 *buffer_list, int buffer_size_shift, int list_len, u64 iova, u64 total_size, u32 access, struct mthca_mr *mr)
void	mthca_free_mr (struct mthca_dev *dev, struct mthca_mr *mr)
int	mthca_fmr_alloc (struct mthca_dev *dev, u32 pd, u32 access, struct mthca_fmr *mr)
int	mthca_free_fmr (struct mthca_dev *dev, struct mthca_fmr *fmr)
int	mthca_tavor_map_phys_fmr (struct ib_fmr *ibfmr, u64 *page_list, int list_len, u64 iova)
int	mthca_arbel_map_phys_fmr (struct ib_fmr *ibfmr, u64 *page_list, int list_len, u64 iova)
void	mthca_tavor_fmr_unmap (struct mthca_dev *dev, struct mthca_fmr *fmr)
void	mthca_arbel_fmr_unmap (struct mthca_dev *dev, struct mthca_fmr *fmr)
int	mthca_init_mr_table (struct mthca_dev *dev)
void	mthca_cleanup_mr_table (struct mthca_dev *dev)

Variables
__be32	flags
__be32	page_size
__be32	key
__be32	pd
__be64	start
__be64	length
__be32	lkey
__be32	window_count
__be32	window_count_limit
__be64	mtt_seg
__be32	mtt_sz
u32	reserved [2]

Macro Definition Documentation

#define MTHCA_MPT_FLAG_BIND_ENABLE   (1 << 15)

Definition at line 67 of file mthca_mr.c.

#define MTHCA_MPT_FLAG_MIO   (1 << 17)

Definition at line 66 of file mthca_mr.c.

#define MTHCA_MPT_FLAG_PHYSICAL   (1 << 9)

Definition at line 68 of file mthca_mr.c.

#define MTHCA_MPT_FLAG_REGION   (1 << 8)

Definition at line 69 of file mthca_mr.c.

#define MTHCA_MPT_FLAG_SW_OWNS   (0xfUL << 28)

Definition at line 65 of file mthca_mr.c.

#define MTHCA_MPT_STATUS_HW   0x00

Definition at line 74 of file mthca_mr.c.

#define MTHCA_MPT_STATUS_SW   0xF0

Definition at line 73 of file mthca_mr.c.

#define MTHCA_MTT_FLAG_PRESENT   1

Definition at line 71 of file mthca_mr.c.

#define SINAI_FMR_KEY_INC   0x1000000

Definition at line 76 of file mthca_mr.c.

Function Documentation

struct mthca_mpt_entry __attribute__ ( (packed)  )

read

Definition at line 171 of file esd_usb2.c.

struct mthca_mtt* mthca_alloc_mtt ( struct mthca_dev *  dev, int  size  )

read

Definition at line 235 of file mthca_mr.c.

void mthca_arbel_fmr_unmap	(	struct mthca_dev *	dev,
		struct mthca_fmr *	fmr
	)

Definition at line 817 of file mthca_mr.c.

int mthca_arbel_map_phys_fmr	(	struct ib_fmr *	ibfmr,
		u64 *	page_list,
		int	list_len,
		u64	iova
	)

Definition at line 758 of file mthca_mr.c.

void mthca_cleanup_mr_table

(

struct mthca_dev *

dev

)

Definition at line 951 of file mthca_mr.c.

int mthca_fmr_alloc	(	struct mthca_dev *	dev,
		u32	pd,
		u32	access,
		struct mthca_fmr *	mr
	)

Definition at line 567 of file mthca_mr.c.

int mthca_free_fmr	(	struct mthca_dev *	dev,
		struct mthca_fmr *	fmr
	)

Definition at line 678 of file mthca_mr.c.

void mthca_free_mr	(	struct mthca_dev *	dev,
		struct mthca_mr *	mr
	)

Definition at line 553 of file mthca_mr.c.

void mthca_free_mtt	(	struct mthca_dev *	dev,
		struct mthca_mtt *	mtt
	)

Definition at line 240 of file mthca_mr.c.

int mthca_init_mr_table

(

struct mthca_dev *

dev

)

Definition at line 827 of file mthca_mr.c.

int mthca_mr_alloc	(	struct mthca_dev *	dev,
		u32	pd,
		int	buffer_size_shift,
		u64	iova,
		u64	total_size,
		u32	access,
		struct mthca_mr *	mr
	)

Definition at line 429 of file mthca_mr.c.

int mthca_mr_alloc_notrans	(	struct mthca_dev *	dev,
		u32	pd,
		u32	access,
		struct mthca_mr *	mr
	)

Definition at line 512 of file mthca_mr.c.

int mthca_mr_alloc_phys	(	struct mthca_dev *	dev,
		u32	pd,
		u64 *	buffer_list,
		int	buffer_size_shift,
		int	list_len,
		u64	iova,
		u64	total_size,
		u32	access,
		struct mthca_mr *	mr
	)

Definition at line 519 of file mthca_mr.c.

void mthca_tavor_fmr_unmap	(	struct mthca_dev *	dev,
		struct mthca_fmr *	fmr
	)

Definition at line 807 of file mthca_mr.c.

int mthca_tavor_map_phys_fmr	(	struct ib_fmr *	ibfmr,
		u64 *	page_list,
		int	list_len,
		u64	iova
	)

Definition at line 717 of file mthca_mr.c.

int mthca_write_mtt	(	struct mthca_dev *	dev,
		struct mthca_mtt *	mtt,
		int	start_index,
		u64 *	buffer_list,
		int	list_len
	)

Definition at line 358 of file mthca_mr.c.

int mthca_write_mtt_size

(

struct mthca_dev *

dev

)

Definition at line 299 of file mthca_mr.c.

Variable Documentation

__be32 flags

Definition at line 64 of file mthca_mr.c.

__be32 key

Definition at line 66 of file mthca_mr.c.

__be64 length

Definition at line 69 of file mthca_mr.c.

__be32 lkey

Definition at line 70 of file mthca_mr.c.

__be64 mtt_seg

Definition at line 73 of file mthca_mr.c.

__be32 mtt_sz

Definition at line 74 of file mthca_mr.c.

__be32 page_size

Definition at line 65 of file mthca_mr.c.

__be32 pd

Definition at line 67 of file mthca_mr.c.

u32 reserved[2]

Definition at line 75 of file mthca_mr.c.

__be64 start

Definition at line 68 of file mthca_mr.c.

__be32 window_count

Definition at line 71 of file mthca_mr.c.

__be32 window_count_limit

Definition at line 72 of file mthca_mr.c.