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ilo: use slab allocator for transfers

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Slab allocator is perfect for transfer.  Improved OpenArena performance by 1%
with several casual runs.
This commit is contained in:
Chia-I Wu 2013-06-07 13:11:49 +08:00
parent 09f62a13fc
commit 7142da6dd1
4 changed files with 39 additions and 28 deletions
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5
src/gallium/drivers/ilo/ilo_context.c
View file

@ -96,6 +96,8 @@ ilo_context_destroy(struct pipe_context *pipe)
if (ilo->last_cp_bo)
ilo->last_cp_bo->unreference(ilo->last_cp_bo);
util_slab_destroy(&ilo->transfer_mempool);
if (ilo->blitter)
util_blitter_destroy(ilo->blitter);
if (ilo->hw3d)
@ -134,6 +136,9 @@ ilo_context_create(struct pipe_screen *screen, void *priv)
ilo_cp_set_flush_callback(ilo->cp,
ilo_context_cp_flushed, (void *) ilo);
util_slab_create(&ilo->transfer_mempool,
sizeof(struct ilo_transfer), 64, UTIL_SLAB_SINGLETHREADED);
ilo->dirty = ILO_DIRTY_ALL;
ilo->base.screen = screen;

3
src/gallium/drivers/ilo/ilo_context.h
View file

@ -29,6 +29,7 @@
#define ILO_CONTEXT_H
#include "pipe/p_context.h"
#include "util/u_slab.h"
#include "ilo_gpe.h"
#include "ilo_common.h"
@ -50,6 +51,8 @@ struct ilo_context {
struct ilo_cp *cp;
struct intel_bo *last_cp_bo;
struct util_slab_mempool transfer_mempool;
struct ilo_shader_cache *shader_cache;
struct ilo_3d *hw3d;
struct blitter_context *blitter;

31
src/gallium/drivers/ilo/ilo_transfer.c
View file

@ -34,32 +34,6 @@
#include "ilo_resource.h"
#include "ilo_transfer.h"
enum ilo_transfer_map_method {
/* map() / map_gtt() / map_unsynchronized() */
ILO_TRANSFER_MAP_CPU,
ILO_TRANSFER_MAP_GTT,
ILO_TRANSFER_MAP_UNSYNC,
/* use staging system buffer */
ILO_TRANSFER_MAP_SW_CONVERT,
ILO_TRANSFER_MAP_SW_ZS,
};
struct ilo_transfer {
struct pipe_transfer base;
enum ilo_transfer_map_method method;
void *ptr;
void *staging_sys;
};
static inline struct ilo_transfer *
ilo_transfer(struct pipe_transfer *transfer)
{
return (struct ilo_transfer *) transfer;
}
static bool
is_bo_busy(struct ilo_context *ilo, struct intel_bo *bo, bool *need_flush)
{
@ -993,7 +967,8 @@ ilo_transfer_unmap(struct pipe_context *pipe,
tex_unmap(ilo, xfer);
pipe_resource_reference(&xfer->base.resource, NULL);
FREE(xfer);
util_slab_free(&ilo->transfer_mempool, xfer);
}
static void *
@ -1008,7 +983,7 @@ ilo_transfer_map(struct pipe_context *pipe,
struct ilo_transfer *xfer;
bool success;
xfer = MALLOC_STRUCT(ilo_transfer);
xfer = util_slab_alloc(&ilo->transfer_mempool);
if (!xfer) {
*transfer = NULL;
return NULL;

28
src/gallium/drivers/ilo/ilo_transfer.h
View file

@ -28,10 +28,38 @@
#ifndef ILO_TRANSFER_H
#define ILO_TRANSFER_H
#include "pipe/p_state.h"
#include "ilo_common.h"
enum ilo_transfer_map_method {
/* map() / map_gtt() / map_unsynchronized() */
ILO_TRANSFER_MAP_CPU,
ILO_TRANSFER_MAP_GTT,
ILO_TRANSFER_MAP_UNSYNC,
/* use staging system buffer */
ILO_TRANSFER_MAP_SW_CONVERT,
ILO_TRANSFER_MAP_SW_ZS,
};
struct ilo_transfer {
struct pipe_transfer base;
enum ilo_transfer_map_method method;
void *ptr;
void *staging_sys;
};
struct ilo_context;
static inline struct ilo_transfer *
ilo_transfer(struct pipe_transfer *transfer)
{
return (struct ilo_transfer *) transfer;
}
void
ilo_init_transfer_functions(struct ilo_context *ilo);