diff options
| author | Thomas Hellstrom <thellstrom@vmware.com> | 2010-10-26 21:21:47 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-10-27 11:07:46 +1000 |
| commit | 135cba0dc399fdd47bd3ae305c1db75fcd77243f (patch) | |
| tree | 3eedcd7c5701dfe05246aca3479ab7396169f2e7 /drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | |
| parent | 8f895da57da80b307efa2f94b5d4caf801e959a5 (diff) | |
vmwgfx: Implement a proper GMR eviction mechanism
Use Ben's new range manager hooks to implement a manager for
GMRs that manages ids rather than ranges.
This means we can use the standard TTM code for binding, unbinding and
eviction.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_drv.h')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 9d55fa8cd0f..e7a58d05504 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -49,6 +49,9 @@ #define VMWGFX_MAX_GMRS 2048 #define VMWGFX_MAX_DISPLAYS 16 +#define VMW_PL_GMR TTM_PL_PRIV0 +#define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0 + struct vmw_fpriv { struct drm_master *locked_master; struct ttm_object_file *tfile; @@ -57,8 +60,6 @@ struct vmw_fpriv { struct vmw_dma_buffer { struct ttm_buffer_object base; struct list_head validate_list; - struct list_head gmr_lru; - uint32_t gmr_id; bool gmr_bound; uint32_t cur_validate_node; bool on_validate_list; @@ -184,6 +185,7 @@ struct vmw_private { uint32_t capabilities; uint32_t max_gmr_descriptors; uint32_t max_gmr_ids; + bool has_gmr; struct mutex hw_mutex; /* @@ -266,14 +268,6 @@ struct vmw_private { struct mutex cmdbuf_mutex; /** - * GMR management. Protected by the lru spinlock. - */ - - struct ida gmr_ida; - struct list_head gmr_lru; - - - /** * Operating mode. */ @@ -334,7 +328,9 @@ void vmw_3d_resource_dec(struct vmw_private *dev_priv); */ extern int vmw_gmr_bind(struct vmw_private *dev_priv, - struct ttm_buffer_object *bo); + struct page *pages[], + unsigned long num_pages, + int gmr_id); extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id); /** @@ -383,14 +379,10 @@ extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo, extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo); extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile, uint32_t id, struct vmw_dma_buffer **out); -extern uint32_t vmw_dmabuf_gmr(struct ttm_buffer_object *bo); -extern void vmw_dmabuf_set_gmr(struct ttm_buffer_object *bo, uint32_t id); -extern int vmw_gmr_id_alloc(struct vmw_private *dev_priv, uint32_t *p_id); extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv, struct vmw_dma_buffer *bo); extern int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv, struct vmw_dma_buffer *bo); -extern void vmw_dmabuf_gmr_unbind(struct ttm_buffer_object *bo); extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data, @@ -442,6 +434,7 @@ extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma); extern struct ttm_placement vmw_vram_placement; extern struct ttm_placement vmw_vram_ne_placement; extern struct ttm_placement vmw_vram_sys_placement; +extern struct ttm_placement vmw_vram_gmr_placement; extern struct ttm_placement vmw_sys_placement; extern struct ttm_bo_driver vmw_bo_driver; extern int vmw_dma_quiescent(struct drm_device *dev); @@ -544,6 +537,12 @@ int vmw_overlay_num_overlays(struct vmw_private *dev_priv); int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv); /** + * GMR Id manager + */ + +extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func; + +/** * Inline helper functions */ |