mmu.c File Reference

#include <drm/drmP.h>
#include "psb_drv.h"
#include "psb_reg.h"

Go to the source code of this file.

Data Structures
struct	psb_mmu_driver
struct	psb_mmu_pt
struct	psb_mmu_pd

Functions
void	psb_mmu_flush (struct psb_mmu_driver *driver, int rc_prot)
void	psb_mmu_set_pd_context (struct psb_mmu_pd *pd, int hw_context)
struct psb_mmu_pd *	psb_mmu_alloc_pd (struct psb_mmu_driver *driver, int trap_pagefaults, int invalid_type)
void	psb_mmu_free_pagedir (struct psb_mmu_pd *pd)
void	psb_mmu_mirror_gtt (struct psb_mmu_pd *pd, uint32_t mmu_offset, uint32_t gtt_start, uint32_t gtt_pages)
struct psb_mmu_pd *	psb_mmu_get_default_pd (struct psb_mmu_driver *driver)
void	psb_mmu_driver_takedown (struct psb_mmu_driver *driver)
struct psb_mmu_driver *	psb_mmu_driver_init (uint8_t __iomem *registers, int trap_pagefaults, int invalid_type, struct drm_psb_private *dev_priv)
void	psb_mmu_remove_pfn_sequence (struct psb_mmu_pd *pd, unsigned long address, uint32_t num_pages)
void	psb_mmu_remove_pages (struct psb_mmu_pd *pd, unsigned long address, uint32_t num_pages, uint32_t desired_tile_stride, uint32_t hw_tile_stride)
int	psb_mmu_insert_pfn_sequence (struct psb_mmu_pd *pd, uint32_t start_pfn, unsigned long address, uint32_t num_pages, int type)
int	psb_mmu_insert_pages (struct psb_mmu_pd *pd, struct page **pages, unsigned long address, uint32_t num_pages, uint32_t desired_tile_stride, uint32_t hw_tile_stride, int type)
int	psb_mmu_virtual_to_pfn (struct psb_mmu_pd *pd, uint32_t virtual, unsigned long *pfn)

Function Documentation

struct psb_mmu_pd* psb_mmu_alloc_pd ( struct psb_mmu_driver *  driver, int  trap_pagefaults, int  invalid_type  )

read

Definition at line 205 of file mmu.c.

struct psb_mmu_driver* psb_mmu_driver_init ( uint8_t __iomem *  registers, int  trap_pagefaults, int  invalid_type, struct drm_psb_private *  dev_priv  )

read

Definition at line 497 of file mmu.c.

void psb_mmu_driver_takedown

(

struct psb_mmu_driver *

driver

)

Definition at line 491 of file mmu.c.

void psb_mmu_flush	(	struct psb_mmu_driver *	driver,
		int	rc_prot
	)

Definition at line 163 of file mmu.c.

void psb_mmu_free_pagedir

(

struct psb_mmu_pd *

pd

)

Definition at line 279 of file mmu.c.

struct psb_mmu_pd* psb_mmu_get_default_pd ( struct psb_mmu_driver *  driver )

read

Definition at line 480 of file mmu.c.

int psb_mmu_insert_pages	(	struct psb_mmu_pd *	pd,
		struct page **	pages,
		unsigned long	address,
		uint32_t	num_pages,
		uint32_t	desired_tile_stride,
		uint32_t	hw_tile_stride,
		int	type
	)

Definition at line 742 of file mmu.c.

int psb_mmu_insert_pfn_sequence	(	struct psb_mmu_pd *	pd,
		uint32_t	start_pfn,
		unsigned long	address,
		uint32_t	num_pages,
		int	type
	)

Definition at line 697 of file mmu.c.

void psb_mmu_mirror_gtt	(	struct psb_mmu_pd *	pd,
		uint32_t	mmu_offset,
		uint32_t	gtt_start,
		uint32_t	gtt_pages
	)

Definition at line 448 of file mmu.c.

void psb_mmu_remove_pages	(	struct psb_mmu_pd *	pd,
		unsigned long	address,
		uint32_t	num_pages,
		uint32_t	desired_tile_stride,
		uint32_t	hw_tile_stride
	)

Definition at line 641 of file mmu.c.

void psb_mmu_remove_pfn_sequence	(	struct psb_mmu_pd *	pd,
		unsigned long	address,
		uint32_t	num_pages
	)

Definition at line 602 of file mmu.c.

void psb_mmu_set_pd_context	(	struct psb_mmu_pd *	pd,
		int	hw_context
	)

Definition at line 171 of file mmu.c.

int psb_mmu_virtual_to_pfn	(	struct psb_mmu_pd *	pd,
		uint32_t	virtual,
		unsigned long *	pfn
	)

Definition at line 810 of file mmu.c.