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llvmpipe: No need to flush the caches for buffers.

This commit is contained in:
José Fonseca 2010-04-25 17:15:56 +01:00
parent 53e94bd4ad
commit 2cd128ab44
2 changed files with 14 additions and 12 deletions
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24
src/gallium/drivers/llvmpipe/lp_flush.c
View File

@ -103,7 +103,7 @@ llvmpipe_flush( struct pipe_context *pipe,
*/
boolean
llvmpipe_flush_resource(struct pipe_context *pipe,
struct pipe_resource *texture,
struct pipe_resource *resource,
unsigned face,
unsigned level,
unsigned flush_flags,
@ -113,21 +113,23 @@ llvmpipe_flush_resource(struct pipe_context *pipe,
{
unsigned referenced;
referenced = pipe->is_resource_referenced(pipe, texture, face, level);
referenced = pipe->is_resource_referenced(pipe, resource, face, level);
if ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
((referenced & PIPE_REFERENCED_FOR_READ) && !read_only)) {
/*
* TODO: The semantics of these flush flags are too obtuse. They should
* disappear and the pipe driver should just ensure that all visible
* side-effects happen when they need to happen.
*/
if (referenced & PIPE_REFERENCED_FOR_WRITE)
flush_flags |= PIPE_FLUSH_RENDER_CACHE;
if (resource->target != PIPE_BUFFER) {
/*
* TODO: The semantics of these flush flags are too obtuse. They should
* disappear and the pipe driver should just ensure that all visible
* side-effects happen when they need to happen.
*/
if (referenced & PIPE_REFERENCED_FOR_WRITE)
flush_flags |= PIPE_FLUSH_RENDER_CACHE;
if (referenced & PIPE_REFERENCED_FOR_READ)
flush_flags |= PIPE_FLUSH_TEXTURE_CACHE;
if (referenced & PIPE_REFERENCED_FOR_READ)
flush_flags |= PIPE_FLUSH_TEXTURE_CACHE;
}
if (cpu_access) {
/*

2
src/gallium/drivers/llvmpipe/lp_flush.h
View File

@ -39,7 +39,7 @@ llvmpipe_flush(struct pipe_context *pipe, unsigned flags,
boolean
llvmpipe_flush_resource(struct pipe_context *pipe,
struct pipe_resource *texture,
struct pipe_resource *resource,
unsigned face,
unsigned level,
unsigned flush_flags,