diff options
author | Keith Whitwell <[email protected]> | 2009-03-03 11:51:14 +0000 |
---|---|---|
committer | Keith Whitwell <[email protected]> | 2009-03-03 11:51:14 +0000 |
commit | 916de35d677ca5238e9515840fa5aa9f81302c5b (patch) | |
tree | 73a8a2443c3de43d253a38528335e39b40b391dc /src/gallium | |
parent | 72cf6e8e92e49753472e760b1cf4575327b48f43 (diff) | |
parent | 2785af803f7d6d64ff17c10645e5f10499289ed0 (diff) |
Merge commit 'origin/gallium-0.1'
Conflicts:
scons/gallium.py
src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
src/gallium/include/pipe/p_defines.h
src/mesa/vbo/vbo_exec_api.c
src/mesa/vbo/vbo_exec_draw.c
Diffstat (limited to 'src/gallium')
-rw-r--r-- | src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c | 73 | ||||
-rw-r--r-- | src/gallium/include/pipe/p_defines.h | 1 |
2 files changed, 65 insertions, 9 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c b/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c index 533c0a15f39..a0a483ecaad 100644 --- a/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c +++ b/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c @@ -284,16 +284,26 @@ fenced_buffer_map(struct pb_buffer *buf, unsigned flags) { struct fenced_buffer *fenced_buf = fenced_buffer(buf); + struct fenced_buffer_list *fenced_list = fenced_buf->list; + struct pipe_winsys *winsys = fenced_list->winsys; void *map; - assert(flags & PIPE_BUFFER_USAGE_CPU_READ_WRITE); - assert(!(flags & ~PIPE_BUFFER_USAGE_CPU_READ_WRITE)); - flags &= PIPE_BUFFER_USAGE_CPU_READ_WRITE; - - /* Check for GPU read/write access */ - if(fenced_buf->flags & PIPE_BUFFER_USAGE_GPU_WRITE) { - /* Wait for the GPU to finish writing */ - _fenced_buffer_finish(fenced_buf); + assert(!(flags & PIPE_BUFFER_USAGE_GPU_READ_WRITE)); + + /* Serialize writes */ + if((fenced_buf->flags & PIPE_BUFFER_USAGE_GPU_WRITE) || + ((fenced_buf->flags & PIPE_BUFFER_USAGE_GPU_READ) && (flags & PIPE_BUFFER_USAGE_CPU_WRITE))) { + if(flags & PIPE_BUFFER_USAGE_DONTBLOCK) { + /* Don't wait for the GPU to finish writing */ + if(winsys->fence_finish(winsys, fenced_buf->fence, 0) == 0) + _fenced_buffer_remove(fenced_list, fenced_buf); + else + return NULL; + } + else { + /* Wait for the GPU to finish writing */ + _fenced_buffer_finish(fenced_buf); + } } #if 0 @@ -307,7 +317,7 @@ fenced_buffer_map(struct pb_buffer *buf, map = pb_map(fenced_buf->buffer, flags); if(map) { ++fenced_buf->mapcount; - fenced_buf->flags |= flags; + fenced_buf->flags |= flags & PIPE_BUFFER_USAGE_CPU_READ_WRITE; } return map; @@ -471,6 +481,51 @@ fenced_buffer_create(struct fenced_buffer_list *fenced_list, } +<<<<<<< HEAD:src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c +======= +void +buffer_fence(struct pb_buffer *buf, + struct pipe_fence_handle *fence) +{ + struct fenced_buffer *fenced_buf; + struct fenced_buffer_list *fenced_list; + struct pipe_winsys *winsys; + /* FIXME: receive this as a parameter */ + unsigned flags = fence ? PIPE_BUFFER_USAGE_GPU_READ_WRITE : 0; + + /* This is a public function, so be extra cautious with the buffer passed, + * as happens frequently to receive null buffers, or pointer to buffers + * other than fenced buffers. */ + assert(buf); + if(!buf) + return; + assert(buf->vtbl == &fenced_buffer_vtbl); + if(buf->vtbl != &fenced_buffer_vtbl) + return; + + if(!fence) + return; + + fenced_buf = fenced_buffer(buf); + fenced_list = fenced_buf->list; + winsys = fenced_list->winsys; + + if(fence == fenced_buf->fence) { + fenced_buf->flags |= flags & PIPE_BUFFER_USAGE_GPU_READ_WRITE; + return; + } + + pipe_mutex_lock(fenced_list->mutex); + if (fenced_buf->fence) + _fenced_buffer_remove(fenced_list, fenced_buf); + winsys->fence_reference(winsys, &fenced_buf->fence, fence); + fenced_buf->flags |= flags & PIPE_BUFFER_USAGE_GPU_READ_WRITE; + _fenced_buffer_add(fenced_buf); + pipe_mutex_unlock(fenced_list->mutex); +} + + +>>>>>>> origin/gallium-0.1:src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c struct fenced_buffer_list * fenced_buffer_list_create(struct pb_fence_ops *ops) { diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h index 3cbc93d12bc..52d443970b0 100644 --- a/src/gallium/include/pipe/p_defines.h +++ b/src/gallium/include/pipe/p_defines.h @@ -215,6 +215,7 @@ enum pipe_transfer_usage { #define PIPE_BUFFER_USAGE_INDEX (1 << 6) #define PIPE_BUFFER_USAGE_CONSTANT (1 << 7) #define PIPE_BUFFER_USAGE_DISCARD (1 << 8) +#define PIPE_BUFFER_USAGE_DONTBLOCK (1 << 9) /** Pipe driver custom usage flags should be greater or equal to this value */ #define PIPE_BUFFER_USAGE_CUSTOM (1 << 16) |