diff options
author | Ben Skeggs <darktama@iinet.net.au> | 2007-02-06 00:39:50 +1100 |
---|---|---|
committer | Ben Skeggs <darktama@iinet.net.au> | 2007-02-06 00:39:50 +1100 |
commit | e7654b22aa02636d17a88a9a5ee1eeb213d81f30 (patch) | |
tree | 0ebd4a6c52f234f4b2eb17996882b99d2bc3c944 /src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h | |
parent | 3805ccf02015e8127748e6f53ae9d7419ae3f633 (diff) |
nouveau: new bufferobj code.
The old code suffered from a number of issues, the most severe being that
with the Mesa VBO merge even swtcl used the driver's bufferobj interface.
On most VBO types (or non-AGP cards) the buffer ended up in vram, and
killed swtcl performance greatly. All bufferobj's start in system memory
now, until they get referenced as a "real" VBO.
The other big change is that only potentially "damaged" areas are
uploaded/downloaded to/from the hardware.
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h')
-rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h | 64 |
1 files changed, 57 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h b/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h index fccc349b83..932450fd87 100644 --- a/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h +++ b/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h @@ -4,24 +4,74 @@ #include "mtypes.h" #include "nouveau_buffers.h" +#define NOUVEAU_BO_VRAM_OK (NOUVEAU_MEM_FB | NOUVEAU_MEM_FB_ACCEPTABLE) +#define NOUVEAU_BO_AGP_OK (NOUVEAU_MEM_AGP | NOUVEAU_MEM_AGP_ACCEPTABLE) + +typedef struct nouveau_bufferobj_region_t { + uint32_t start; + uint32_t end; +} nouveau_bufferobj_region; + +typedef struct nouveau_bufferobj_dirty_t { + nouveau_bufferobj_region *dirty; + int nr_dirty; +} nouveau_bufferobj_dirty; + typedef struct nouveau_buffer_object_t { /* Base class, must be first */ struct gl_buffer_object mesa; + GLboolean mapped; + GLenum usage; + /* Memory used for GPU access to the buffer*/ + GLuint gpu_mem_flags; nouveau_mem * gpu_mem; - /* Buffer has been dirtied by the GPU */ - GLboolean gpu_dirty; + nouveau_bufferobj_dirty gpu_dirty; /* Memory used for CPU access to the buffer */ + GLuint cpu_mem_flags; nouveau_mem * cpu_mem; - /* Buffer has possibly been dirtied by the CPU */ - GLboolean cpu_dirty; + GLvoid * cpu_mem_sys; + nouveau_bufferobj_dirty cpu_dirty; } nouveau_buffer_object; -extern uint32_t nouveau_bufferobj_gpu_ref(GLcontext *ctx, GLenum access, - struct gl_buffer_object *obj); +extern void +nouveau_bo_init_storage(GLcontext *ctx, GLuint valid_gpu_access, + GLsizeiptrARB size, const GLvoid *data, GLenum usage, + struct gl_buffer_object *bo); + +extern GLboolean +nouveau_bo_move_in(GLcontext *ctx, struct gl_buffer_object *bo); + +extern GLboolean +nouveau_bo_move_out(GLcontext *ctx, struct gl_buffer_object *bo); + +extern void * +nouveau_bo_map(GLcontext *ctx, GLenum usage, struct gl_buffer_object *bo); + +extern void +nouveau_bo_unmap(GLcontext *ctx, struct gl_buffer_object *bo); + +extern uint32_t +nouveau_bo_gpu_ref(GLcontext *ctx, struct gl_buffer_object *bo); + +extern void +nouveau_bo_dirty_linear(GLcontext *ctx, GLboolean on_card, + uint32_t offset, uint32_t size, + struct gl_buffer_object *bo); + +extern void +nouveau_bo_dirty_all(GLcontext *ctx, GLboolean on_card, + struct gl_buffer_object *bo); + +extern GLuint +nouveau_bo_upload_dirty(GLcontext *ctx, struct gl_buffer_object *bo); + +extern GLuint +nouveau_bo_download_dirty(GLcontext *ctx, struct gl_buffer_object *bo); -extern void nouveauInitBufferObjects(GLcontext *ctx); +extern void +nouveauInitBufferObjects(GLcontext *ctx); #endif |