diff options
Diffstat (limited to 'src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c')
| -rw-r--r-- | src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c | 62 |
1 files changed, 46 insertions, 16 deletions
diff --git a/src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c b/src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c index 5ca3ad9762..5b4dafc8e4 100644 --- a/src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c +++ b/src/gallium/winsys/drm/intel/gem/intel_drm_batchbuffer.c @@ -13,6 +13,9 @@ #define INTEL_BATCH_CLIPRECTS 0x2 #undef INTEL_RUN_SYNC +#undef INTEL_MAP_BATCHBUFFER +#undef INTEL_MAP_GTT +#define INTEL_ALWAYS_FLUSH struct intel_drm_batchbuffer { @@ -33,6 +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); @@ -40,8 +44,18 @@ intel_drm_batchbuffer_reset(struct intel_drm_batchbuffer *batch) "gallium3d_batchbuffer", batch->actual_size, 4096); - drm_intel_bo_map(batch->bo, TRUE); + +#ifdef INTEL_MAP_BATCHBUFFER +#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); batch->base.ptr = batch->base.map; @@ -55,7 +69,13 @@ 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 +84,6 @@ 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; @@ -140,23 +158,32 @@ 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 /* Do the sending to HW */ ret = drm_intel_bo_exec(batch->bo, used, NULL, 0, 0); @@ -202,7 +229,10 @@ 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) |