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Viewing changes to drivers/staging/gma500/psb_gtt.h

  • Committer: Package Import Robot
  • Author(s): John Rigby, John Rigby
  • Date: 2011-09-26 10:44:23 UTC
  • Revision ID: package-import@ubuntu.com-20110926104423-57i0gl3v99b3lkfg
Tags: 3.0.0-1007.9
https://launchpad.net/bugs/826021
[ John Rigby ]

Enable crypto modules and remove crypto-modules from
exclude-module files
LP: #826021

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Lines of Context:
drivers/staging/gma500/psb_gtt.h
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#include <drm/drmP.h>
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/*#include "img_types.h"*/
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struct psb_gtt {
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        struct drm_device *dev;
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        int initialized;
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        uint32_t gatt_start;
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        uint32_t mmu_gatt_start;
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        uint32_t ci_start;
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        uint32_t rar_start;
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        uint32_t gtt_start;
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        uint32_t gtt_phys_start;
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        unsigned gtt_pages;
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        unsigned gatt_pages;
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        uint32_t stolen_base;
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        void *vram_addr;
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        uint32_t pge_ctl;
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        u16 gmch_ctrl;
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        unsigned long stolen_size;
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        unsigned long vram_stolen_size;
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        unsigned long ci_stolen_size;
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        unsigned long rar_stolen_size;
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        uint32_t *gtt_map;
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        struct rw_semaphore sem;
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};
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struct psb_gtt_mm {
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        struct drm_mm base;
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        struct drm_open_hash hash;
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        uint32_t count;
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        spinlock_t lock;
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};
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struct psb_gtt_hash_entry {
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        struct drm_open_hash ht;
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        uint32_t count;
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        struct drm_hash_item item;
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};
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struct psb_gtt_mem_mapping {
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        struct drm_mm_node *node;
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        struct drm_hash_item item;
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};
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/*Exported functions*/
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extern int psb_gtt_init(struct psb_gtt *pg, int resume);
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extern int psb_gtt_insert_pages(struct psb_gtt *pg, struct page **pages,
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                                unsigned offset_pages, unsigned num_pages,
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                                unsigned desired_tile_stride,
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                                unsigned hw_tile_stride, int type);
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extern int psb_gtt_remove_pages(struct psb_gtt *pg, unsigned offset_pages,
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                                unsigned num_pages,
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                                unsigned desired_tile_stride,
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                                unsigned hw_tile_stride,
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                                int rc_prot);
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extern struct psb_gtt *psb_gtt_alloc(struct drm_device *dev);
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extern void psb_gtt_takedown(struct psb_gtt *pg, int free);
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extern int psb_gtt_map_meminfo(struct drm_device *dev,
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                                void * hKernelMemInfo,
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                                uint32_t *offset);
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extern int psb_gtt_unmap_meminfo(struct drm_device *dev,
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                                 void * hKernelMemInfo);
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extern int psb_gtt_map_meminfo_ioctl(struct drm_device *dev, void *data,
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                                     struct drm_file *file_priv);
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extern int psb_gtt_unmap_meminfo_ioctl(struct drm_device *dev, void *data,
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                                       struct drm_file *file_priv);
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extern int psb_gtt_mm_init(struct psb_gtt *pg);
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extern void psb_gtt_mm_takedown(void);
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extern int psb_gtt_map_pvr_memory(struct drm_device *dev,
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                                                                  unsigned int hHandle,
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                                                                  unsigned int ui32TaskId,
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                                                                  dma_addr_t *pPages,
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                                                                  unsigned int ui32PagesNum,
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                                                                  unsigned int *ui32Offset);
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extern int psb_gtt_unmap_pvr_memory(struct drm_device *dev,
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                                                                        unsigned int hHandle,
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                                                                        unsigned int ui32TaskId);
 
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extern int psb_gtt_init(struct drm_device *dev, int resume);
 
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extern void psb_gtt_takedown(struct drm_device *dev);
 
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/* Each gtt_range describes an allocation in the GTT area */
 
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struct gtt_range {
 
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        struct resource resource;
 
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        u32 offset;
 
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        struct kref kref;
 
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        struct drm_gem_object gem;      /* GEM high level stuff */
 
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        int in_gart;                    /* Currently in the GART (ref ct) */
 
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        bool stolen;                    /* Backed from stolen RAM */
 
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        bool mmapping;                  /* Is mmappable */
 
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        struct page **pages;            /* Backing pages if present */
 
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};
 
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extern struct gtt_range *psb_gtt_alloc_range(struct drm_device *dev, int len,
 
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                                                const char *name, int backed);
 
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extern void psb_gtt_kref_put(struct gtt_range *gt);
 
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extern void psb_gtt_free_range(struct drm_device *dev, struct gtt_range *gt);
 
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extern int psb_gtt_pin(struct gtt_range *gt);
 
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extern void psb_gtt_unpin(struct gtt_range *gt);
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#endif