fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-05 11:48:06 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

i915g: Add more defines to tweek batchbuffer

Browse source
This commit is contained in:
Jakob Bornecrantz 2009-10-05 18:30:43 -07:00
parent ce3c2b51a2
commit db8b363eb9
1 changed files with 28 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

41
src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c
View file

@ -14,6 +14,8 @@
#undef INTEL_RUN_SYNC
#undef INTEL_MAP_BATCHBUFFER
#undef INTEL_MAP_GTT
#define INTEL_ALWAYS_FLUSH
struct intel_drm_batchbuffer
{
@ -34,6 +36,7 @@ static void
intel_drm_batchbuffer_reset(struct intel_drm_batchbuffer *batch)
{
struct intel_drm_winsys *idws = intel_drm_winsys(batch->base.iws);
int ret;
if (batch->bo)
drm_intel_bo_unreference(batch->bo);
@ -43,8 +46,15 @@ intel_drm_batchbuffer_reset(struct intel_drm_batchbuffer *batch)
4096);
#ifdef INTEL_MAP_BATCHBUFFER
drm_intel_bo_map(batch->bo, TRUE);
#ifdef INTEL_MAP_GTT
ret = drm_intel_gem_bo_map_gtt(batch->bo);
#else
ret = drm_intel_bo_map(batch->bo, TRUE);
#endif
assert(ret == 0);
batch->base.map = batch->bo->virtual;
#else
(void)ret;
#endif
memset(batch->base.map, 0, batch->actual_size);
@ -148,24 +158,29 @@ intel_drm_batchbuffer_flush(struct intel_batchbuffer *ibatch,
used = batch->base.ptr - batch->base.map;
assert((used & 3) == 0);
if (used & 4) {
// MI_FLUSH | FLUSH_MAP_CACHE;
intel_batchbuffer_dword(ibatch, (0x0<<29)|(0x4<<23)|(1<<0));
// MI_NOOP
intel_batchbuffer_dword(ibatch, (0x0<<29)|(0x0<<23));
// MI_BATCH_BUFFER_END;
intel_batchbuffer_dword(ibatch, (0x0<<29)|(0xA<<23));
} else {
//MI_FLUSH | FLUSH_MAP_CACHE;
intel_batchbuffer_dword(ibatch, (0x0<<29)|(0x4<<23)|(1<<0));
// MI_BATCH_BUFFER_END;
intel_batchbuffer_dword(ibatch, (0x0<<29)|(0xA<<23));
#ifdef INTEL_ALWAYS_FLUSH
/* MI_FLUSH | FLUSH_MAP_CACHE */
intel_batchbuffer_dword(ibatch, (0x4<<23)|(1<<0));
used += 4;
#endif
if ((used & 4) == 0) {
/* MI_NOOP */
intel_batchbuffer_dword(ibatch, 0);
}
/* MI_BATCH_BUFFER_END */
intel_batchbuffer_dword(ibatch, (0xA<<23));
used = batch->base.ptr - batch->base.map;
assert((used & 4) == 0);
#ifdef INTEL_MAP_BATCHBUFFER
#ifdef INTEL_MAP_GTT
drm_intel_gem_bo_unmap_gtt(batch->bo);
#else
drm_intel_bo_unmap(batch->bo);
#endif
#else
drm_intel_bo_subdata(batch->bo, 0, used, batch->base.map);
#endif