mthca_memfree.h File Reference

#include <linux/list.h>
#include <linux/mutex.h>

Go to the source code of this file.

Data Structures
struct	mthca_icm_chunk
struct	mthca_icm
struct	mthca_icm_table
struct	mthca_icm_iter
struct	mthca_db_page
struct	mthca_db_table

Macros
#define	MTHCA_ICM_CHUNK_LEN

Enumerations
enum	{ MTHCA_ICM_PAGE_SHIFT = 12, MTHCA_ICM_PAGE_SIZE = 1 << MTHCA_ICM_PAGE_SHIFT, MTHCA_DB_REC_PER_PAGE = MTHCA_ICM_PAGE_SIZE / 8 }
enum	mthca_db_type {   MTHCA_DB_TYPE_INVALID = 0x0, MTHCA_DB_TYPE_CQ_SET_CI = 0x1, MTHCA_DB_TYPE_CQ_ARM = 0x2, MTHCA_DB_TYPE_SQ = 0x3,   MTHCA_DB_TYPE_RQ = 0x4, MTHCA_DB_TYPE_SRQ = 0x5, MTHCA_DB_TYPE_GROUP_SEP = 0x7 }

Functions
struct mthca_icm *	mthca_alloc_icm (struct mthca_dev *dev, int npages, gfp_t gfp_mask, int coherent)
void	mthca_free_icm (struct mthca_dev *dev, struct mthca_icm *icm, int coherent)
struct mthca_icm_table *	mthca_alloc_icm_table (struct mthca_dev *dev, u64 virt, int obj_size, int nobj, int reserved, int use_lowmem, int use_coherent)
void	mthca_free_icm_table (struct mthca_dev *dev, struct mthca_icm_table *table)
int	mthca_table_get (struct mthca_dev *dev, struct mthca_icm_table *table, int obj)
void	mthca_table_put (struct mthca_dev *dev, struct mthca_icm_table *table, int obj)
void *	mthca_table_find (struct mthca_icm_table *table, int obj, dma_addr_t *dma_handle)
int	mthca_table_get_range (struct mthca_dev *dev, struct mthca_icm_table *table, int start, int end)
void	mthca_table_put_range (struct mthca_dev *dev, struct mthca_icm_table *table, int start, int end)
int	mthca_map_user_db (struct mthca_dev *dev, struct mthca_uar *uar, struct mthca_user_db_table *db_tab, int index, u64 uaddr)
void	mthca_unmap_user_db (struct mthca_dev *dev, struct mthca_uar *uar, struct mthca_user_db_table *db_tab, int index)
struct mthca_user_db_table *	mthca_init_user_db_tab (struct mthca_dev *dev)
void	mthca_cleanup_user_db_tab (struct mthca_dev *dev, struct mthca_uar *uar, struct mthca_user_db_table *db_tab)
int	mthca_init_db_tab (struct mthca_dev *dev)
void	mthca_cleanup_db_tab (struct mthca_dev *dev)
int	mthca_alloc_db (struct mthca_dev *dev, enum mthca_db_type type, u32 qn, __be32 **db)
void	mthca_free_db (struct mthca_dev *dev, int type, int db_index)

Macro Definition Documentation

#define MTHCA_ICM_CHUNK_LEN

Value:

((256 - sizeof (struct list_head) - 2 * sizeof (int)) /     \
     (sizeof (struct scatterlist)))

Definition at line 41 of file mthca_memfree.h.

Enumeration Type Documentation

anonymous enum

Enumerator:

MTHCA_ICM_PAGE_SHIFT
MTHCA_ICM_PAGE_SIZE
MTHCA_DB_REC_PER_PAGE

Definition at line 45 of file mthca_memfree.h.

enum mthca_db_type

Enumerator:

MTHCA_DB_TYPE_INVALID
MTHCA_DB_TYPE_CQ_SET_CI
MTHCA_DB_TYPE_CQ_ARM
MTHCA_DB_TYPE_SQ
MTHCA_DB_TYPE_RQ
MTHCA_DB_TYPE_SRQ
MTHCA_DB_TYPE_GROUP_SEP

Definition at line 152 of file mthca_memfree.h.

Function Documentation

int mthca_alloc_db	(	struct mthca_dev *	dev,
		enum mthca_db_type	type,
		u32	qn,
		__be32 **	db
	)

Definition at line 566 of file mthca_memfree.c.

struct mthca_icm* mthca_alloc_icm ( struct mthca_dev *  dev, int  npages, gfp_t  gfp_mask, int  coherent  )

read

Definition at line 137 of file mthca_memfree.c.

struct mthca_icm_table* mthca_alloc_icm_table ( struct mthca_dev *  dev, u64  virt, int  obj_size, int  nobj, int  reserved, int  use_lowmem, int  use_coherent  )

read

Definition at line 356 of file mthca_memfree.c.

void mthca_cleanup_db_tab

(

struct mthca_dev *

dev

)

Definition at line 731 of file mthca_memfree.c.

void mthca_cleanup_user_db_tab	(	struct mthca_dev *	dev,
		struct mthca_uar *	uar,
		struct mthca_user_db_table *	db_tab
	)

Definition at line 547 of file mthca_memfree.c.

void mthca_free_db	(	struct mthca_dev *	dev,
		int	type,
		int	db_index
	)

Definition at line 664 of file mthca_memfree.c.

void mthca_free_icm	(	struct mthca_dev *	dev,
		struct mthca_icm *	icm,
		int	coherent
	)

Definition at line 88 of file mthca_memfree.c.

void mthca_free_icm_table	(	struct mthca_dev *	dev,
		struct mthca_icm_table *	table
	)

Definition at line 424 of file mthca_memfree.c.

int mthca_init_db_tab

(

struct mthca_dev *

dev

)

Definition at line 700 of file mthca_memfree.c.

struct mthca_user_db_table* mthca_init_user_db_tab ( struct mthca_dev *  dev )

read

Definition at line 523 of file mthca_memfree.c.

int mthca_map_user_db	(	struct mthca_dev *	dev,
		struct mthca_uar *	uar,
		struct mthca_user_db_table *	db_tab,
		int	index,
		u64	uaddr
	)

Definition at line 446 of file mthca_memfree.c.

void* mthca_table_find	(	struct mthca_icm_table *	table,
		int	obj,
		dma_addr_t *	dma_handle
	)

Definition at line 278 of file mthca_memfree.c.

int mthca_table_get	(	struct mthca_dev *	dev,
		struct mthca_icm_table *	table,
		int	obj
	)

Definition at line 222 of file mthca_memfree.c.

int mthca_table_get_range	(	struct mthca_dev *	dev,
		struct mthca_icm_table *	table,
		int	start,
		int	end
	)

Definition at line 321 of file mthca_memfree.c.

void mthca_table_put	(	struct mthca_dev *	dev,
		struct mthca_icm_table *	table,
		int	obj
	)

Definition at line 257 of file mthca_memfree.c.

void mthca_table_put_range	(	struct mthca_dev *	dev,
		struct mthca_icm_table *	table,
		int	start,
		int	end
	)

Definition at line 344 of file mthca_memfree.c.

void mthca_unmap_user_db	(	struct mthca_dev *	dev,
		struct mthca_uar *	uar,
		struct mthca_user_db_table *	db_tab,
		int	index
	)

Definition at line 505 of file mthca_memfree.c.