mr.c File Reference

#include <linux/init.h>
#include <linux/errno.h>
#include <linux/export.h>
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/vmalloc.h>
#include <linux/mlx4/cmd.h>
#include "mlx4.h"
#include "icm.h"

Go to the source code of this file.

Macros
#define	MLX4_MPT_FLAG_SW_OWNS   (0xfUL << 28)
#define	MLX4_MPT_FLAG_FREE   (0x3UL << 28)
#define	MLX4_MPT_FLAG_MIO   (1 << 17)
#define	MLX4_MPT_FLAG_BIND_ENABLE   (1 << 15)
#define	MLX4_MPT_FLAG_PHYSICAL   (1 << 9)
#define	MLX4_MPT_FLAG_REGION   (1 << 8)
#define	MLX4_MPT_PD_FLAG_FAST_REG   (1 << 27)
#define	MLX4_MPT_PD_FLAG_RAE   (1 << 28)
#define	MLX4_MPT_PD_FLAG_EN_INV   (3 << 24)
#define	MLX4_MPT_STATUS_SW   0xF0
#define	MLX4_MPT_STATUS_HW   0x00

Functions
u32	__mlx4_alloc_mtt_range (struct mlx4_dev *dev, int order)
int	mlx4_mtt_init (struct mlx4_dev *dev, int npages, int page_shift, struct mlx4_mtt *mtt)
	EXPORT_SYMBOL_GPL (mlx4_mtt_init)
void	__mlx4_free_mtt_range (struct mlx4_dev *dev, u32 offset, int order)
void	mlx4_mtt_cleanup (struct mlx4_dev *dev, struct mlx4_mtt *mtt)
	EXPORT_SYMBOL_GPL (mlx4_mtt_cleanup)
u64	mlx4_mtt_addr (struct mlx4_dev *dev, struct mlx4_mtt *mtt)
	EXPORT_SYMBOL_GPL (mlx4_mtt_addr)
int	__mlx4_mr_reserve (struct mlx4_dev *dev)
void	__mlx4_mr_release (struct mlx4_dev *dev, u32 index)
int	__mlx4_mr_alloc_icm (struct mlx4_dev *dev, u32 index)
void	__mlx4_mr_free_icm (struct mlx4_dev *dev, u32 index)
int	mlx4_mr_alloc (struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access, int npages, int page_shift, struct mlx4_mr *mr)
	EXPORT_SYMBOL_GPL (mlx4_mr_alloc)
void	mlx4_mr_free (struct mlx4_dev *dev, struct mlx4_mr *mr)
	EXPORT_SYMBOL_GPL (mlx4_mr_free)
int	mlx4_mr_enable (struct mlx4_dev *dev, struct mlx4_mr *mr)
	EXPORT_SYMBOL_GPL (mlx4_mr_enable)
int	__mlx4_write_mtt (struct mlx4_dev *dev, struct mlx4_mtt *mtt, int start_index, int npages, u64 *page_list)
int	mlx4_write_mtt (struct mlx4_dev *dev, struct mlx4_mtt *mtt, int start_index, int npages, u64 *page_list)
	EXPORT_SYMBOL_GPL (mlx4_write_mtt)
int	mlx4_buf_write_mtt (struct mlx4_dev *dev, struct mlx4_mtt *mtt, struct mlx4_buf *buf)
	EXPORT_SYMBOL_GPL (mlx4_buf_write_mtt)
int	mlx4_init_mr_table (struct mlx4_dev *dev)
void	mlx4_cleanup_mr_table (struct mlx4_dev *dev)
int	mlx4_map_phys_fmr (struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list, int npages, u64 iova, u32 *lkey, u32 *rkey)
	EXPORT_SYMBOL_GPL (mlx4_map_phys_fmr)
int	mlx4_fmr_alloc (struct mlx4_dev *dev, u32 pd, u32 access, int max_pages, int max_maps, u8 page_shift, struct mlx4_fmr *fmr)
	EXPORT_SYMBOL_GPL (mlx4_fmr_alloc)
int	mlx4_fmr_enable (struct mlx4_dev *dev, struct mlx4_fmr *fmr)
	EXPORT_SYMBOL_GPL (mlx4_fmr_enable)
void	mlx4_fmr_unmap (struct mlx4_dev *dev, struct mlx4_fmr *fmr, u32 *lkey, u32 *rkey)
	EXPORT_SYMBOL_GPL (mlx4_fmr_unmap)
int	mlx4_fmr_free (struct mlx4_dev *dev, struct mlx4_fmr *fmr)
	EXPORT_SYMBOL_GPL (mlx4_fmr_free)
int	mlx4_SYNC_TPT (struct mlx4_dev *dev)
	EXPORT_SYMBOL_GPL (mlx4_SYNC_TPT)

Macro Definition Documentation

#define MLX4_MPT_FLAG_BIND_ENABLE   (1 << 15)

Definition at line 50 of file mr.c.

#define MLX4_MPT_FLAG_FREE   (0x3UL << 28)

Definition at line 48 of file mr.c.

#define MLX4_MPT_FLAG_MIO   (1 << 17)

Definition at line 49 of file mr.c.

#define MLX4_MPT_FLAG_PHYSICAL   (1 << 9)

Definition at line 51 of file mr.c.

#define MLX4_MPT_FLAG_REGION   (1 << 8)

Definition at line 52 of file mr.c.

#define MLX4_MPT_FLAG_SW_OWNS   (0xfUL << 28)

Definition at line 47 of file mr.c.

#define MLX4_MPT_PD_FLAG_EN_INV   (3 << 24)

Definition at line 56 of file mr.c.

#define MLX4_MPT_PD_FLAG_FAST_REG   (1 << 27)

Definition at line 54 of file mr.c.

#define MLX4_MPT_PD_FLAG_RAE   (1 << 28)

Definition at line 55 of file mr.c.

#define MLX4_MPT_STATUS_HW   0x00

Definition at line 59 of file mr.c.

#define MLX4_MPT_STATUS_SW   0xF0

Definition at line 58 of file mr.c.

Function Documentation

u32 __mlx4_alloc_mtt_range	(	struct mlx4_dev *	dev,
		int	order
	)

Definition at line 174 of file mr.c.

void __mlx4_free_mtt_range	(	struct mlx4_dev *	dev,
		u32	offset,
		int	order
	)

Definition at line 241 of file mr.c.

int __mlx4_mr_alloc_icm	(	struct mlx4_dev *	dev,
		u32	index
	)

Definition at line 382 of file mr.c.

void __mlx4_mr_free_icm	(	struct mlx4_dev *	dev,
		u32	index
	)

Definition at line 403 of file mr.c.

void __mlx4_mr_release	(	struct mlx4_dev *	dev,
		u32	index
	)

Definition at line 359 of file mr.c.

int __mlx4_mr_reserve

(

struct mlx4_dev *

dev

)

Definition at line 338 of file mr.c.

int __mlx4_write_mtt	(	struct mlx4_dev *	dev,
		struct mlx4_mtt *	mtt,
		int	start_index,
		int	npages,
		u64 *	page_list
	)

Definition at line 564 of file mr.c.

EXPORT_SYMBOL_GPL

(

mlx4_mtt_init

)

EXPORT_SYMBOL_GPL

(

mlx4_mtt_cleanup

)

EXPORT_SYMBOL_GPL

(

mlx4_mtt_addr

)

EXPORT_SYMBOL_GPL

(

mlx4_mr_alloc

)

EXPORT_SYMBOL_GPL

(

mlx4_mr_free

)

EXPORT_SYMBOL_GPL

(

mlx4_mr_enable

)

EXPORT_SYMBOL_GPL

(

mlx4_write_mtt

)

EXPORT_SYMBOL_GPL

(

mlx4_buf_write_mtt

)

EXPORT_SYMBOL_GPL

(

mlx4_map_phys_fmr

)

EXPORT_SYMBOL_GPL

(

mlx4_fmr_alloc

)

EXPORT_SYMBOL_GPL

(

mlx4_fmr_enable

)

EXPORT_SYMBOL_GPL

(

mlx4_fmr_unmap

)

EXPORT_SYMBOL_GPL

(

mlx4_fmr_free

)

EXPORT_SYMBOL_GPL

(

mlx4_SYNC_TPT

)

int mlx4_buf_write_mtt	(	struct mlx4_dev *	dev,
		struct mlx4_mtt *	mtt,
		struct mlx4_buf *	buf
	)

Definition at line 636 of file mr.c.

void mlx4_cleanup_mr_table

(

struct mlx4_dev *

dev

)

Definition at line 708 of file mr.c.

int mlx4_fmr_alloc	(	struct mlx4_dev *	dev,
		u32	pd,
		u32	access,
		int	max_pages,
		int	max_maps,
		u8	page_shift,
		struct mlx4_fmr *	fmr
	)

Definition at line 796 of file mr.c.

int mlx4_fmr_enable	(	struct mlx4_dev *	dev,
		struct mlx4_fmr *	fmr
	)

Definition at line 839 of file mr.c.

int mlx4_fmr_free	(	struct mlx4_dev *	dev,
		struct mlx4_fmr *	fmr
	)

Definition at line 889 of file mr.c.

void mlx4_fmr_unmap	(	struct mlx4_dev *	dev,
		struct mlx4_fmr *	fmr,
		u32 *	lkey,
		u32 *	rkey
	)

Definition at line 857 of file mr.c.

int mlx4_init_mr_table

(

struct mlx4_dev *

dev

)

Definition at line 660 of file mr.c.

int mlx4_map_phys_fmr	(	struct mlx4_dev *	dev,
		struct mlx4_fmr *	fmr,
		u64 *	page_list,
		int	npages,
		u64	iova,
		u32 *	lkey,
		u32 *	rkey
	)

Definition at line 749 of file mr.c.

int mlx4_mr_alloc	(	struct mlx4_dev *	dev,
		u32	pd,
		u64	iova,
		u64	size,
		u32	access,
		int	npages,
		int	page_shift,
		struct mlx4_mr *	mr
	)

Definition at line 426 of file mr.c.

int mlx4_mr_enable	(	struct mlx4_dev *	dev,
		struct mlx4_mr *	mr
	)

Definition at line 470 of file mr.c.

void mlx4_mr_free	(	struct mlx4_dev *	dev,
		struct mlx4_mr *	mr
	)

Definition at line 461 of file mr.c.

u64 mlx4_mtt_addr	(	struct mlx4_dev *	dev,
		struct mlx4_mtt *	mtt
	)

Definition at line 284 of file mr.c.

void mlx4_mtt_cleanup	(	struct mlx4_dev *	dev,
		struct mlx4_mtt *	mtt
	)

Definition at line 275 of file mr.c.

int mlx4_mtt_init	(	struct mlx4_dev *	dev,
		int	npages,
		int	page_shift,
		struct mlx4_mtt *	mtt
	)

Definition at line 218 of file mr.c.

int mlx4_SYNC_TPT

(

struct mlx4_dev *

dev

)

Definition at line 901 of file mr.c.

int mlx4_write_mtt	(	struct mlx4_dev *	dev,
		struct mlx4_mtt *	mtt,
		int	start_index,
		int	npages,
		u64 *	page_list
	)

Definition at line 592 of file mr.c.