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i915g: pwrite batchbuffer instead of map

This commit is contained in:
Jakob Bornecrantz 2009-09-08 21:30:48 +01:00 committed by Jakob Bornecrantz
parent d585616f5b
commit 547b726484
1 changed files with 18 additions and 3 deletions
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21
src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c
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@ -13,6 +13,7 @@
#define INTEL_BATCH_CLIPRECTS 0x2
#undef INTEL_RUN_SYNC
#undef INTEL_MAP_BATCHBUFFER
struct intel_drm_batchbuffer
{
@ -40,8 +41,11 @@ intel_drm_batchbuffer_reset(struct intel_drm_batchbuffer *batch)
"gallium3d_batchbuffer",
batch->actual_size,
4096);
#ifdef INTEL_MAP_BATCHBUFFER
drm_intel_bo_map(batch->bo, TRUE);
batch->base.map = batch->bo->virtual;
#endif
memset(batch->base.map, 0, batch->actual_size);
batch->base.ptr = batch->base.map;
@ -55,7 +59,13 @@ intel_drm_batchbuffer_create(struct intel_winsys *iws)
struct intel_drm_winsys *idws = intel_drm_winsys(iws);
struct intel_drm_batchbuffer *batch = CALLOC_STRUCT(intel_drm_batchbuffer);
batch->actual_size = idws->max_batch_size;
#ifdef INTEL_MAP_BATCHBUFFER
batch->base.map = NULL;
#else
batch->base.map = MALLOC(batch->actual_size);
#endif
batch->base.ptr = NULL;
batch->base.size = 0;
@ -64,8 +74,6 @@ intel_drm_batchbuffer_create(struct intel_winsys *iws)
batch->base.iws = iws;
batch->actual_size = idws->max_batch_size;
intel_drm_batchbuffer_reset(batch);
return &batch->base;
@ -156,7 +164,11 @@ intel_drm_batchbuffer_flush(struct intel_batchbuffer *ibatch,
used = batch->base.ptr - batch->base.map;
#ifdef INTEL_MAP_BATCHBUFFER
drm_intel_bo_unmap(batch->bo);
#else
drm_intel_bo_subdata(batch->bo, 0, used, batch->base.map);
#endif
/* Do the sending to HW */
ret = drm_intel_bo_exec(batch->bo, used, NULL, 0, 0);
@ -202,7 +214,10 @@ intel_drm_batchbuffer_destroy(struct intel_batchbuffer *ibatch)
if (batch->bo)
drm_intel_bo_unreference(batch->bo);
free(batch);
#ifndef INTEL_MAP_BATCHBUFFER
FREE(batch->base.map);
#endif
FREE(batch);
}
void intel_drm_winsys_init_batchbuffer_functions(struct intel_drm_winsys *idws)