From dca350201e00c7cf1cfb009158f4abf27fbc96d2 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Thu, 6 Feb 2014 19:24:23 +0100 Subject: [PATCH] mesa: allow buffers to be mapped multiple times MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit OpenGL allows a buffer to be mapped only once, but we also map buffers internally, e.g. in the software primitive restart fallback, for PBOs, vbo_get_minmax_index, etc. This has always been a problem, but it will be a bigger problem with persistent buffer mappings, which will prevent all Mesa functions from mapping buffers for internal purposes. This adds a driver interface to core Mesa which supports multiple buffer mappings and allows 2 mappings: one for the GL user and one for Mesa. Note that Gallium supports an unlimited number of buffer and texture mappings, so it's not really an issue for Gallium. v2: fix unmapping in xm_dd.c, remove the GL errors there v3: fix the intel driver (by Fredrik) Reviewed-by: Fredrik Höglund --- src/mesa/drivers/dri/i915/intel_buffer_objects.c | 110 ++++++----- src/mesa/drivers/dri/i915/intel_buffer_objects.h | 6 +- src/mesa/drivers/dri/i915/intel_pixel_bitmap.c | 5 +- src/mesa/drivers/dri/i965/brw_draw_upload.c | 5 +- src/mesa/drivers/dri/i965/intel_buffer_objects.c | 97 +++++----- src/mesa/drivers/dri/i965/intel_buffer_objects.h | 5 +- src/mesa/drivers/dri/i965/intel_pixel_bitmap.c | 5 +- src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c | 28 +-- .../drivers/dri/radeon/radeon_buffer_objects.c | 31 +-- src/mesa/drivers/x11/xm_dd.c | 20 +- src/mesa/main/api_arrayelt.c | 14 +- src/mesa/main/api_validate.c | 5 +- src/mesa/main/bufferobj.c | 215 ++++++++++----------- src/mesa/main/bufferobj.h | 15 +- src/mesa/main/dd.h | 9 +- src/mesa/main/dlist.c | 5 +- src/mesa/main/mtypes.h | 28 ++- src/mesa/main/pbo.c | 18 +- src/mesa/main/shared.c | 6 +- src/mesa/main/texgetimage.c | 10 +- src/mesa/state_tracker/st_cb_bufferobjects.c | 48 ++--- src/mesa/state_tracker/st_cb_bufferobjects.h | 2 +- src/mesa/tnl/t_draw.c | 21 +- src/mesa/vbo/vbo_exec_api.c | 4 +- src/mesa/vbo/vbo_exec_array.c | 36 ++-- src/mesa/vbo/vbo_exec_draw.c | 22 ++- src/mesa/vbo/vbo_primitive_restart.c | 17 +- src/mesa/vbo/vbo_rebase.c | 9 +- src/mesa/vbo/vbo_save_api.c | 15 +- src/mesa/vbo/vbo_save_draw.c | 6 +- src/mesa/vbo/vbo_split_copy.c | 28 +-- 31 files changed, 461 insertions(+), 384 deletions(-) diff --git a/src/mesa/drivers/dri/i915/intel_buffer_objects.c b/src/mesa/drivers/dri/i915/intel_buffer_objects.c index f4fb9998cde..b93dd20ed01 100644 --- a/src/mesa/drivers/dri/i915/intel_buffer_objects.c +++ b/src/mesa/drivers/dri/i915/intel_buffer_objects.c @@ -40,7 +40,8 @@ #include "intel_regions.h" static GLboolean -intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj); +intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index); /** Allocates a new drm_intel_bo to store the data for the buffer object. */ static void @@ -93,8 +94,7 @@ intel_bufferobj_free(struct gl_context * ctx, struct gl_buffer_object *obj) * to the spec, but Mesa doesn't do UnmapBuffer for us at context destroy * (though it does if you call glDeleteBuffers) */ - if (obj->Pointer) - intel_bufferobj_unmap(ctx, obj); + _mesa_buffer_unmap_all_mappings(ctx, obj); free(intel_obj->sys_buffer); @@ -127,7 +127,8 @@ intel_bufferobj_data(struct gl_context * ctx, intel_obj->Base.Usage = usage; intel_obj->Base.StorageFlags = storageFlags; - assert(!obj->Pointer); /* Mesa should have unmapped it */ + assert(!obj->Mappings[MAP_USER].Pointer); /* Mesa should have unmapped it */ + assert(!obj->Mappings[MAP_INTERNAL].Pointer); if (intel_obj->buffer != NULL) release_buffer(intel_obj); @@ -272,7 +273,8 @@ intel_bufferobj_get_subdata(struct gl_context * ctx, static void * intel_bufferobj_map_range(struct gl_context * ctx, GLintptr offset, GLsizeiptr length, - GLbitfield access, struct gl_buffer_object *obj) + GLbitfield access, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct intel_context *intel = intel_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); @@ -282,9 +284,9 @@ intel_bufferobj_map_range(struct gl_context * ctx, /* _mesa_MapBufferRange (GL entrypoint) sets these, but the vbo module also * internally uses our functions directly. */ - obj->Offset = offset; - obj->Length = length; - obj->AccessFlags = access; + obj->Mappings[index].Offset = offset; + obj->Mappings[index].Length = length; + obj->Mappings[index].AccessFlags = access; if (intel_obj->sys_buffer) { const bool read_only = @@ -294,8 +296,8 @@ intel_bufferobj_map_range(struct gl_context * ctx, release_buffer(intel_obj); if (!intel_obj->buffer || intel_obj->source) { - obj->Pointer = intel_obj->sys_buffer + offset; - return obj->Pointer; + obj->Mappings[index].Pointer = intel_obj->sys_buffer + offset; + return obj->Mappings[index].Pointer; } free(intel_obj->sys_buffer); @@ -303,7 +305,7 @@ intel_bufferobj_map_range(struct gl_context * ctx, } if (intel_obj->buffer == NULL) { - obj->Pointer = NULL; + obj->Mappings[index].Pointer = NULL; return NULL; } @@ -346,23 +348,25 @@ intel_bufferobj_map_range(struct gl_context * ctx, const unsigned extra = (uintptr_t) offset % alignment; if (access & GL_MAP_FLUSH_EXPLICIT_BIT) { - intel_obj->range_map_buffer = _mesa_align_malloc(length + extra, - alignment); - obj->Pointer = intel_obj->range_map_buffer + extra; + intel_obj->range_map_buffer[index] = + _mesa_align_malloc(length + extra, alignment); + obj->Mappings[index].Pointer = + intel_obj->range_map_buffer[index] + extra; } else { - intel_obj->range_map_bo = drm_intel_bo_alloc(intel->bufmgr, - "range map", - length + extra, - alignment); + intel_obj->range_map_bo[index] = drm_intel_bo_alloc(intel->bufmgr, + "range map", + length + extra, + alignment); if (!(access & GL_MAP_READ_BIT)) { - drm_intel_gem_bo_map_gtt(intel_obj->range_map_bo); + drm_intel_gem_bo_map_gtt(intel_obj->range_map_bo[index]); } else { - drm_intel_bo_map(intel_obj->range_map_bo, + drm_intel_bo_map(intel_obj->range_map_bo[index], (access & GL_MAP_WRITE_BIT) != 0); } - obj->Pointer = intel_obj->range_map_bo->virtual + extra; + obj->Mappings[index].Pointer = + intel_obj->range_map_bo[index]->virtual + extra; } - return obj->Pointer; + return obj->Mappings[index].Pointer; } if (access & GL_MAP_UNSYNCHRONIZED_BIT) @@ -373,8 +377,8 @@ intel_bufferobj_map_range(struct gl_context * ctx, drm_intel_bo_map(intel_obj->buffer, (access & GL_MAP_WRITE_BIT) != 0); } - obj->Pointer = intel_obj->buffer->virtual + offset; - return obj->Pointer; + obj->Mappings[index].Pointer = intel_obj->buffer->virtual + offset; + return obj->Mappings[index].Pointer; } /* Ideally we'd use a BO to avoid taking up cache space for the temporary @@ -385,7 +389,8 @@ intel_bufferobj_map_range(struct gl_context * ctx, static void intel_bufferobj_flush_mapped_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct intel_context *intel = intel_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); @@ -394,7 +399,7 @@ intel_bufferobj_flush_mapped_range(struct gl_context *ctx, /* Unless we're in the range map using a temporary system buffer, * there's no work to do. */ - if (intel_obj->range_map_buffer == NULL) + if (intel_obj->range_map_buffer[index] == NULL) return; if (length == 0) @@ -406,10 +411,11 @@ intel_bufferobj_flush_mapped_range(struct gl_context *ctx, * former points to the actual mapping while the latter may be offset to * meet alignment guarantees. */ - drm_intel_bo_subdata(temp_bo, 0, length, obj->Pointer); + drm_intel_bo_subdata(temp_bo, 0, length, obj->Mappings[index].Pointer); intel_emit_linear_blit(intel, - intel_obj->buffer, obj->Offset + offset, + intel_obj->buffer, + obj->Mappings[index].Offset + offset, temp_bo, 0, length); @@ -421,33 +427,35 @@ intel_bufferobj_flush_mapped_range(struct gl_context *ctx, * Called via glUnmapBuffer(). */ static GLboolean -intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj) +intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct intel_context *intel = intel_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); assert(intel_obj); - assert(obj->Pointer); + assert(obj->Mappings[index].Pointer); if (intel_obj->sys_buffer != NULL) { /* always keep the mapping around. */ - } else if (intel_obj->range_map_buffer != NULL) { + } else if (intel_obj->range_map_buffer[index] != NULL) { /* Since we've emitted some blits to buffers that will (likely) be used * in rendering operations in other cache domains in this batch, emit a * flush. Once again, we wish for a domain tracker in libdrm to cover * usage inside of a batchbuffer. */ intel_batchbuffer_emit_mi_flush(intel); - _mesa_align_free(intel_obj->range_map_buffer); - intel_obj->range_map_buffer = NULL; - } else if (intel_obj->range_map_bo != NULL) { - const unsigned extra = obj->Pointer - intel_obj->range_map_bo->virtual; + _mesa_align_free(intel_obj->range_map_buffer[index]); + intel_obj->range_map_buffer[index] = NULL; + } else if (intel_obj->range_map_bo[index] != NULL) { + const unsigned extra = obj->Mappings[index].Pointer - + intel_obj->range_map_bo[index]->virtual; - drm_intel_bo_unmap(intel_obj->range_map_bo); + drm_intel_bo_unmap(intel_obj->range_map_bo[index]); intel_emit_linear_blit(intel, - intel_obj->buffer, obj->Offset, - intel_obj->range_map_bo, extra, - obj->Length); + intel_obj->buffer, obj->Mappings[index].Offset, + intel_obj->range_map_bo[index], extra, + obj->Mappings[index].Length); /* Since we've emitted some blits to buffers that will (likely) be used * in rendering operations in other cache domains in this batch, emit a @@ -456,14 +464,14 @@ intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj) */ intel_batchbuffer_emit_mi_flush(intel); - drm_intel_bo_unreference(intel_obj->range_map_bo); - intel_obj->range_map_bo = NULL; + drm_intel_bo_unreference(intel_obj->range_map_bo[index]); + intel_obj->range_map_bo[index] = NULL; } else if (intel_obj->buffer != NULL) { drm_intel_bo_unmap(intel_obj->buffer); } - obj->Pointer = NULL; - obj->Offset = 0; - obj->Length = 0; + obj->Mappings[index].Pointer = NULL; + obj->Mappings[index].Offset = 0; + obj->Mappings[index].Length = 0; return true; } @@ -607,22 +615,24 @@ intel_bufferobj_copy_subdata(struct gl_context *ctx, char *ptr = intel_bufferobj_map_range(ctx, 0, dst->Size, GL_MAP_READ_BIT | GL_MAP_WRITE_BIT, - dst); + dst, MAP_INTERNAL); memmove(ptr + write_offset, ptr + read_offset, size); - intel_bufferobj_unmap(ctx, dst); + intel_bufferobj_unmap(ctx, dst, MAP_INTERNAL); } else { const char *src_ptr; char *dst_ptr; src_ptr = intel_bufferobj_map_range(ctx, 0, src->Size, - GL_MAP_READ_BIT, src); + GL_MAP_READ_BIT, src, + MAP_INTERNAL); dst_ptr = intel_bufferobj_map_range(ctx, 0, dst->Size, - GL_MAP_WRITE_BIT, dst); + GL_MAP_WRITE_BIT, dst, + MAP_INTERNAL); memcpy(dst_ptr + write_offset, src_ptr + read_offset, size); - intel_bufferobj_unmap(ctx, src); - intel_bufferobj_unmap(ctx, dst); + intel_bufferobj_unmap(ctx, src, MAP_INTERNAL); + intel_bufferobj_unmap(ctx, dst, MAP_INTERNAL); } return; } diff --git a/src/mesa/drivers/dri/i915/intel_buffer_objects.h b/src/mesa/drivers/dri/i915/intel_buffer_objects.h index d2671f98c45..9ebfe4844e7 100644 --- a/src/mesa/drivers/dri/i915/intel_buffer_objects.h +++ b/src/mesa/drivers/dri/i915/intel_buffer_objects.h @@ -46,10 +46,8 @@ struct intel_buffer_object /** System memory buffer data, if not using a BO to store the data. */ void *sys_buffer; - drm_intel_bo *range_map_bo; - void *range_map_buffer; - unsigned int range_map_offset; - GLsizei range_map_size; + drm_intel_bo *range_map_bo[MAP_COUNT]; + void *range_map_buffer[MAP_COUNT]; bool source; }; diff --git a/src/mesa/drivers/dri/i915/intel_pixel_bitmap.c b/src/mesa/drivers/dri/i915/intel_pixel_bitmap.c index f4a2293e6da..ce8ea4c07b3 100644 --- a/src/mesa/drivers/dri/i915/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/i915/intel_pixel_bitmap.c @@ -78,7 +78,8 @@ static const GLubyte *map_pbo( struct gl_context *ctx, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, GL_MAP_READ_BIT, - unpack->BufferObj); + unpack->BufferObj, + MAP_INTERNAL); if (!buf) { _mesa_error(ctx, GL_INVALID_OPERATION, "glBitmap(PBO is mapped)"); return NULL; @@ -311,7 +312,7 @@ out: if (_mesa_is_bufferobj(unpack->BufferObj)) { /* done with PBO so unmap it now */ - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); } intel_check_front_buffer_rendering(intel); diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c index cbaf67b4367..d42c074cd31 100644 --- a/src/mesa/drivers/dri/i965/brw_draw_upload.c +++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c @@ -861,12 +861,13 @@ static void brw_upload_indices(struct brw_context *brw) offset, ib_size, GL_MAP_READ_BIT, - bufferobj); + bufferobj, + MAP_INTERNAL); intel_upload_data(brw, map, ib_size, ib_type_size, &bo, &offset); brw->ib.start_vertex_offset = offset / ib_type_size; - ctx->Driver.UnmapBuffer(ctx, bufferobj); + ctx->Driver.UnmapBuffer(ctx, bufferobj, MAP_INTERNAL); } else { /* Use CMD_3D_PRIM's start_vertex_offset to avoid re-uploading * the index buffer state when we're just moving the start index diff --git a/src/mesa/drivers/dri/i965/intel_buffer_objects.c b/src/mesa/drivers/dri/i965/intel_buffer_objects.c index c92ca2fcafe..bd7e88d8762 100644 --- a/src/mesa/drivers/dri/i965/intel_buffer_objects.c +++ b/src/mesa/drivers/dri/i965/intel_buffer_objects.c @@ -82,7 +82,8 @@ brw_bo_map_gtt(struct brw_context *brw, drm_intel_bo *bo, const char *bo_name) } static GLboolean -intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj); +intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index); static void intel_bufferobj_mark_gpu_usage(struct intel_buffer_object *intel_obj, @@ -159,8 +160,7 @@ intel_bufferobj_free(struct gl_context * ctx, struct gl_buffer_object *obj) * to the spec, but Mesa doesn't do UnmapBuffer for us at context destroy * (though it does if you call glDeleteBuffers) */ - if (obj->Pointer) - intel_bufferobj_unmap(ctx, obj); + _mesa_buffer_unmap_all_mappings(ctx, obj); drm_intel_bo_unreference(intel_obj->buffer); free(intel_obj); @@ -197,7 +197,8 @@ intel_bufferobj_data(struct gl_context * ctx, intel_obj->Base.Usage = usage; intel_obj->Base.StorageFlags = storageFlags; - assert(!obj->Pointer); /* Mesa should have unmapped it */ + assert(!obj->Mappings[MAP_USER].Pointer); /* Mesa should have unmapped it */ + assert(!obj->Mappings[MAP_INTERNAL].Pointer); if (intel_obj->buffer != NULL) release_buffer(intel_obj); @@ -351,7 +352,8 @@ intel_bufferobj_get_subdata(struct gl_context * ctx, static void * intel_bufferobj_map_range(struct gl_context * ctx, GLintptr offset, GLsizeiptr length, - GLbitfield access, struct gl_buffer_object *obj) + GLbitfield access, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct brw_context *brw = brw_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); @@ -361,12 +363,12 @@ intel_bufferobj_map_range(struct gl_context * ctx, /* _mesa_MapBufferRange (GL entrypoint) sets these, but the vbo module also * internally uses our functions directly. */ - obj->Offset = offset; - obj->Length = length; - obj->AccessFlags = access; + obj->Mappings[index].Offset = offset; + obj->Mappings[index].Length = length; + obj->Mappings[index].AccessFlags = access; if (intel_obj->buffer == NULL) { - obj->Pointer = NULL; + obj->Mappings[index].Pointer = NULL; return NULL; } @@ -410,23 +412,25 @@ intel_bufferobj_map_range(struct gl_context * ctx, const unsigned extra = (uintptr_t) offset % alignment; if (access & GL_MAP_FLUSH_EXPLICIT_BIT) { - intel_obj->range_map_buffer = _mesa_align_malloc(length + extra, - alignment); - obj->Pointer = intel_obj->range_map_buffer + extra; + intel_obj->range_map_buffer[index] = _mesa_align_malloc(length + extra, + alignment); + obj->Mappings[index].Pointer = + intel_obj->range_map_buffer[index] + extra; } else { - intel_obj->range_map_bo = drm_intel_bo_alloc(brw->bufmgr, - "range map", - length + extra, - alignment); + intel_obj->range_map_bo[index] = drm_intel_bo_alloc(brw->bufmgr, + "range map", + length + extra, + alignment); if (!(access & GL_MAP_READ_BIT)) { - drm_intel_gem_bo_map_gtt(intel_obj->range_map_bo); + drm_intel_gem_bo_map_gtt(intel_obj->range_map_bo[index]); } else { - drm_intel_bo_map(intel_obj->range_map_bo, + drm_intel_bo_map(intel_obj->range_map_bo[index], (access & GL_MAP_WRITE_BIT) != 0); } - obj->Pointer = intel_obj->range_map_bo->virtual + extra; + obj->Mappings[index].Pointer = + intel_obj->range_map_bo[index]->virtual + extra; } - return obj->Pointer; + return obj->Mappings[index].Pointer; } if (access & GL_MAP_UNSYNCHRONIZED_BIT) @@ -439,8 +443,8 @@ intel_bufferobj_map_range(struct gl_context * ctx, intel_bufferobj_mark_inactive(intel_obj); } - obj->Pointer = intel_obj->buffer->virtual + offset; - return obj->Pointer; + obj->Mappings[index].Pointer = intel_obj->buffer->virtual + offset; + return obj->Mappings[index].Pointer; } /** @@ -459,7 +463,8 @@ intel_bufferobj_map_range(struct gl_context * ctx, static void intel_bufferobj_flush_mapped_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct brw_context *brw = brw_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); @@ -468,7 +473,7 @@ intel_bufferobj_flush_mapped_range(struct gl_context *ctx, /* Unless we're in the range map using a temporary system buffer, * there's no work to do. */ - if (intel_obj->range_map_buffer == NULL) + if (intel_obj->range_map_buffer[index] == NULL) return; if (length == 0) @@ -480,13 +485,16 @@ intel_bufferobj_flush_mapped_range(struct gl_context *ctx, * former points to the actual mapping while the latter may be offset to * meet alignment guarantees. */ - drm_intel_bo_subdata(temp_bo, 0, length, obj->Pointer); + drm_intel_bo_subdata(temp_bo, 0, length, obj->Mappings[index].Pointer); intel_emit_linear_blit(brw, - intel_obj->buffer, obj->Offset + offset, + intel_obj->buffer, + obj->Mappings[index].Offset + offset, temp_bo, 0, length); - intel_bufferobj_mark_gpu_usage(intel_obj, obj->Offset + offset, length); + intel_bufferobj_mark_gpu_usage(intel_obj, + obj->Mappings[index].Offset + offset, + length); drm_intel_bo_unreference(temp_bo); } @@ -498,32 +506,35 @@ intel_bufferobj_flush_mapped_range(struct gl_context *ctx, * Implements glUnmapBuffer(). */ static GLboolean -intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj) +intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct brw_context *brw = brw_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); assert(intel_obj); - assert(obj->Pointer); - if (intel_obj->range_map_buffer != NULL) { + assert(obj->Mappings[index].Pointer); + if (intel_obj->range_map_buffer[index] != NULL) { /* Since we've emitted some blits to buffers that will (likely) be used * in rendering operations in other cache domains in this batch, emit a * flush. Once again, we wish for a domain tracker in libdrm to cover * usage inside of a batchbuffer. */ intel_batchbuffer_emit_mi_flush(brw); - _mesa_align_free(intel_obj->range_map_buffer); - intel_obj->range_map_buffer = NULL; + _mesa_align_free(intel_obj->range_map_buffer[index]); + intel_obj->range_map_buffer[index] = NULL; } else if (intel_obj->range_map_bo != NULL) { - const unsigned extra = obj->Pointer - intel_obj->range_map_bo->virtual; + const unsigned extra = obj->Mappings[index].Pointer - + intel_obj->range_map_bo[index]->virtual; - drm_intel_bo_unmap(intel_obj->range_map_bo); + drm_intel_bo_unmap(intel_obj->range_map_bo[index]); intel_emit_linear_blit(brw, - intel_obj->buffer, obj->Offset, - intel_obj->range_map_bo, extra, - obj->Length); - intel_bufferobj_mark_gpu_usage(intel_obj, obj->Offset, obj->Length); + intel_obj->buffer, obj->Mappings[index].Offset, + intel_obj->range_map_bo[index], extra, + obj->Mappings[index].Length); + intel_bufferobj_mark_gpu_usage(intel_obj, obj->Mappings[index].Offset, + obj->Mappings[index].Length); /* Since we've emitted some blits to buffers that will (likely) be used * in rendering operations in other cache domains in this batch, emit a @@ -532,14 +543,14 @@ intel_bufferobj_unmap(struct gl_context * ctx, struct gl_buffer_object *obj) */ intel_batchbuffer_emit_mi_flush(brw); - drm_intel_bo_unreference(intel_obj->range_map_bo); - intel_obj->range_map_bo = NULL; + drm_intel_bo_unreference(intel_obj->range_map_bo[index]); + intel_obj->range_map_bo[index] = NULL; } else if (intel_obj->buffer != NULL) { drm_intel_bo_unmap(intel_obj->buffer); } - obj->Pointer = NULL; - obj->Offset = 0; - obj->Length = 0; + obj->Mappings[index].Pointer = NULL; + obj->Mappings[index].Offset = 0; + obj->Mappings[index].Length = 0; return true; } diff --git a/src/mesa/drivers/dri/i965/intel_buffer_objects.h b/src/mesa/drivers/dri/i965/intel_buffer_objects.h index 3b6d8352702..2197707c8cc 100644 --- a/src/mesa/drivers/dri/i965/intel_buffer_objects.h +++ b/src/mesa/drivers/dri/i965/intel_buffer_objects.h @@ -42,9 +42,8 @@ struct intel_buffer_object struct gl_buffer_object Base; drm_intel_bo *buffer; /* the low-level buffer manager's buffer handle */ - drm_intel_bo *range_map_bo; - void *range_map_buffer; - unsigned int range_map_offset; + drm_intel_bo *range_map_bo[MAP_COUNT]; + void *range_map_buffer[MAP_COUNT]; /** @{ * Tracking for what range of the BO may currently be in use by the GPU. diff --git a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c index a9674ca2db3..49a9bed1921 100644 --- a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c @@ -79,7 +79,8 @@ static const GLubyte *map_pbo( struct gl_context *ctx, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, GL_MAP_READ_BIT, - unpack->BufferObj); + unpack->BufferObj, + MAP_INTERNAL); if (!buf) { _mesa_error(ctx, GL_INVALID_OPERATION, "glBitmap(PBO is mapped)"); return NULL; @@ -317,7 +318,7 @@ out: if (_mesa_is_bufferobj(unpack->BufferObj)) { /* done with PBO so unmap it now */ - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); } intel_check_front_buffer_rendering(brw); diff --git a/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c b/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c index 783a152955f..9a3d41739b9 100644 --- a/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c +++ b/src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c @@ -127,12 +127,13 @@ nouveau_bufferobj_get_subdata(struct gl_context *ctx, GLintptrARB offset, static void * nouveau_bufferobj_map_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, GLbitfield access, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { unsigned flags = 0; char *map; - assert(!obj->Pointer); + assert(!obj->Mappings[index].Pointer); if (!(access & GL_MAP_UNSYNCHRONIZED_BIT)) { if (access & GL_MAP_READ_BIT) @@ -145,23 +146,24 @@ nouveau_bufferobj_map_range(struct gl_context *ctx, GLintptr offset, if (!map) return NULL; - obj->Pointer = map + offset; - obj->Offset = offset; - obj->Length = length; - obj->AccessFlags = access; + obj->Mappings[index].Pointer = map + offset; + obj->Mappings[index].Offset = offset; + obj->Mappings[index].Length = length; + obj->Mappings[index].AccessFlags = access; - return obj->Pointer; + return obj->Mappings[index].Pointer; } static GLboolean -nouveau_bufferobj_unmap(struct gl_context *ctx, struct gl_buffer_object *obj) +nouveau_bufferobj_unmap(struct gl_context *ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index) { - assert(obj->Pointer); + assert(obj->Mappings[index].Pointer); - obj->Pointer = NULL; - obj->Offset = 0; - obj->Length = 0; - obj->AccessFlags = 0; + obj->Mappings[index].Pointer = NULL; + obj->Mappings[index].Offset = 0; + obj->Mappings[index].Length = 0; + obj->Mappings[index].AccessFlags = 0; return GL_TRUE; } diff --git a/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c b/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c index 7663178d63d..6294dbe1f98 100644 --- a/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c +++ b/src/mesa/drivers/dri/radeon/radeon_buffer_objects.c @@ -60,9 +60,12 @@ radeonDeleteBufferObject(struct gl_context * ctx, struct gl_buffer_object *obj) { struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj); + int i; - if (obj->Pointer) { - radeon_bo_unmap(radeon_obj->bo); + for (i = 0; i < MAP_COUNT; i++) { + if (obj->Mappings[i].Pointer) { + radeon_bo_unmap(radeon_obj->bo); + } } if (radeon_obj->bo) { @@ -175,7 +178,8 @@ radeonGetBufferSubData(struct gl_context * ctx, static void * radeonMapBufferRange(struct gl_context * ctx, GLintptr offset, GLsizeiptr length, - GLbitfield access, struct gl_buffer_object *obj) + GLbitfield access, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj); const GLboolean write_only = @@ -186,18 +190,18 @@ radeonMapBufferRange(struct gl_context * ctx, } if (radeon_obj->bo == NULL) { - obj->Pointer = NULL; + obj->Mappings[index].Pointer = NULL; return NULL; } - obj->Offset = offset; - obj->Length = length; - obj->AccessFlags = access; + obj->Mappings[index].Offset = offset; + obj->Mappings[index].Length = length; + obj->Mappings[index].AccessFlags = access; radeon_bo_map(radeon_obj->bo, write_only); - obj->Pointer = radeon_obj->bo->ptr + offset; - return obj->Pointer; + obj->Mappings[index].Pointer = radeon_obj->bo->ptr + offset; + return obj->Mappings[index].Pointer; } @@ -206,7 +210,8 @@ radeonMapBufferRange(struct gl_context * ctx, */ static GLboolean radeonUnmapBuffer(struct gl_context * ctx, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj); @@ -214,9 +219,9 @@ radeonUnmapBuffer(struct gl_context * ctx, radeon_bo_unmap(radeon_obj->bo); } - obj->Pointer = NULL; - obj->Offset = 0; - obj->Length = 0; + obj->Mappings[index].Pointer = NULL; + obj->Mappings[index].Offset = 0; + obj->Mappings[index].Length = 0; return GL_TRUE; } diff --git a/src/mesa/drivers/x11/xm_dd.c b/src/mesa/drivers/x11/xm_dd.c index fc0b956743d..c0dcb61e234 100644 --- a/src/mesa/drivers/x11/xm_dd.c +++ b/src/mesa/drivers/x11/xm_dd.c @@ -366,12 +366,10 @@ xmesa_DrawPixels_8R8G8B( struct gl_context *ctx, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, GL_MAP_READ_BIT, - unpack->BufferObj); + unpack->BufferObj, + MAP_INTERNAL); if (!buf) { - /* buffer is already mapped - that's an error */ - _mesa_error(ctx, GL_INVALID_OPERATION, - "glDrawPixels(PBO is mapped)"); - return; + return; /* error */ } pixels = ADD_POINTERS(buf, pixels); } @@ -417,7 +415,7 @@ xmesa_DrawPixels_8R8G8B( struct gl_context *ctx, } if (_mesa_is_bufferobj(unpack->BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); } } else { @@ -500,12 +498,10 @@ xmesa_DrawPixels_5R6G5B( struct gl_context *ctx, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, GL_MAP_READ_BIT, - unpack->BufferObj); + unpack->BufferObj, + MAP_INTERNAL); if (!buf) { - /* buffer is already mapped - that's an error */ - _mesa_error(ctx, GL_INVALID_OPERATION, - "glDrawPixels(PBO is mapped)"); - return; + return; /* error */ } pixels = ADD_POINTERS(buf, pixels); } @@ -550,7 +546,7 @@ xmesa_DrawPixels_5R6G5B( struct gl_context *ctx, } if (unpack->BufferObj->Name) { - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); } } else { diff --git a/src/mesa/main/api_arrayelt.c b/src/mesa/main/api_arrayelt.c index 29a57c8e51d..05cbc0f1f40 100644 --- a/src/mesa/main/api_arrayelt.c +++ b/src/mesa/main/api_arrayelt.c @@ -1458,7 +1458,8 @@ _ae_destroy_context(struct gl_context *ctx) static void check_vbo(AEcontext *actx, struct gl_buffer_object *vbo) { - if (_mesa_is_bufferobj(vbo) && !_mesa_bufferobj_mapped(vbo)) { + if (_mesa_is_bufferobj(vbo) && + !_mesa_bufferobj_mapped(vbo, MAP_INTERNAL)) { GLuint i; for (i = 0; i < actx->nr_vbos; i++) if (actx->vbo[i] == vbo) @@ -1633,7 +1634,8 @@ _ae_map_vbos(struct gl_context *ctx) ctx->Driver.MapBufferRange(ctx, 0, actx->vbo[i]->Size, GL_MAP_READ_BIT, - actx->vbo[i]); + actx->vbo[i], + MAP_INTERNAL); if (actx->nr_vbos) actx->mapped_vbos = GL_TRUE; @@ -1655,7 +1657,7 @@ _ae_unmap_vbos(struct gl_context *ctx) assert (!actx->NewState); for (i = 0; i < actx->nr_vbos; i++) - ctx->Driver.UnmapBuffer(ctx, actx->vbo[i]); + ctx->Driver.UnmapBuffer(ctx, actx->vbo[i], MAP_INTERNAL); actx->mapped_vbos = GL_FALSE; } @@ -1701,7 +1703,8 @@ _ae_ArrayElement(GLint elt) /* emit generic attribute elements */ for (at = actx->attribs; at->func; at++) { const GLubyte *src - = ADD_POINTERS(at->array->BufferObj->Pointer, at->array->Ptr) + = ADD_POINTERS(at->array->BufferObj->Mappings[MAP_INTERNAL].Pointer, + at->array->Ptr) + elt * at->array->StrideB; at->func(at->index, src); } @@ -1709,7 +1712,8 @@ _ae_ArrayElement(GLint elt) /* emit conventional arrays elements */ for (aa = actx->arrays; aa->offset != -1 ; aa++) { const GLubyte *src - = ADD_POINTERS(aa->array->BufferObj->Pointer, aa->array->Ptr) + = ADD_POINTERS(aa->array->BufferObj->Mappings[MAP_INTERNAL].Pointer, + aa->array->Ptr) + elt * aa->array->StrideB; CALL_by_offset(disp, (array_func), aa->offset, ((const void *) src)); } diff --git a/src/mesa/main/api_validate.c b/src/mesa/main/api_validate.c index ce007e26598..f3fd1a47569 100644 --- a/src/mesa/main/api_validate.c +++ b/src/mesa/main/api_validate.c @@ -69,7 +69,8 @@ _mesa_max_buffer_index(struct gl_context *ctx, GLuint count, GLenum type, if (_mesa_is_bufferobj(elementBuf)) { /* elements are in a user-defined buffer object. need to map it */ map = ctx->Driver.MapBufferRange(ctx, 0, elementBuf->Size, - GL_MAP_READ_BIT, elementBuf); + GL_MAP_READ_BIT, elementBuf, + MAP_INTERNAL); /* Actual address is the sum of pointers */ indices = (const GLvoid *) ADD_POINTERS(map, (const GLubyte *) indices); } @@ -92,7 +93,7 @@ _mesa_max_buffer_index(struct gl_context *ctx, GLuint count, GLenum type, } if (map) { - ctx->Driver.UnmapBuffer(ctx, elementBuf); + ctx->Driver.UnmapBuffer(ctx, elementBuf, MAP_INTERNAL); } return max; diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c index 3079127ce6c..237b49cb1c7 100644 --- a/src/mesa/main/bufferobj.c +++ b/src/mesa/main/bufferobj.c @@ -207,11 +207,12 @@ static bool bufferobj_range_mapped(const struct gl_buffer_object *obj, GLintptr offset, GLsizeiptr size) { - if (_mesa_bufferobj_mapped(obj)) { + if (_mesa_bufferobj_mapped(obj, MAP_USER)) { const GLintptr end = offset + size; - const GLintptr mapEnd = obj->Offset + obj->Length; + const GLintptr mapEnd = obj->Mappings[MAP_USER].Offset + + obj->Mappings[MAP_USER].Length; - if (!(end <= obj->Offset || offset >= mapEnd)) { + if (!(end <= obj->Mappings[MAP_USER].Offset || offset >= mapEnd)) { return true; } } @@ -269,7 +270,7 @@ buffer_object_subdata_range_good(struct gl_context * ctx, GLenum target, return NULL; } - if (bufObj->AccessFlags & GL_MAP_PERSISTENT_BIT) + if (bufObj->Mappings[MAP_USER].AccessFlags & GL_MAP_PERSISTENT_BIT) return bufObj; if (mappedRange) { @@ -279,7 +280,7 @@ buffer_object_subdata_range_good(struct gl_context * ctx, GLenum target, } } else { - if (_mesa_bufferobj_mapped(bufObj)) { + if (_mesa_bufferobj_mapped(bufObj, MAP_USER)) { _mesa_error(ctx, GL_INVALID_OPERATION, "%s", caller); return NULL; } @@ -503,7 +504,6 @@ _mesa_initialize_buffer_object( struct gl_context *ctx, obj->RefCount = 1; obj->Name = name; obj->Usage = GL_STATIC_DRAW_ARB; - obj->AccessFlags = 0; } @@ -675,33 +675,11 @@ _mesa_buffer_clear_subdata(struct gl_context *ctx, GLsizeiptr i; GLubyte *dest; - if (_mesa_bufferobj_mapped(bufObj)) { - GLubyte *data = malloc(size); - GLubyte *dataStart = data; - if (data == NULL) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glClearBuffer[Sub]Data"); - return; - } - - if (clearValue == NULL) { - /* Clear with zeros, per the spec */ - memset(data, 0, size); - } - else { - for (i = 0; i < size/clearValueSize; ++i) { - memcpy(data, clearValue, clearValueSize); - data += clearValueSize; - } - } - ctx->Driver.BufferSubData(ctx, offset, size, dataStart, bufObj); - return; - } - ASSERT(ctx->Driver.MapBufferRange); dest = ctx->Driver.MapBufferRange(ctx, offset, size, GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_RANGE_BIT, - bufObj); + bufObj, MAP_INTERNAL); if (!dest) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glClearBuffer[Sub]Data"); @@ -711,7 +689,7 @@ _mesa_buffer_clear_subdata(struct gl_context *ctx, if (clearValue == NULL) { /* Clear with zeros, per the spec */ memset(dest, 0, size); - ctx->Driver.UnmapBuffer(ctx, bufObj); + ctx->Driver.UnmapBuffer(ctx, bufObj, MAP_INTERNAL); return; } @@ -720,7 +698,7 @@ _mesa_buffer_clear_subdata(struct gl_context *ctx, dest += clearValueSize; } - ctx->Driver.UnmapBuffer(ctx, bufObj); + ctx->Driver.UnmapBuffer(ctx, bufObj, MAP_INTERNAL); } @@ -731,16 +709,17 @@ _mesa_buffer_clear_subdata(struct gl_context *ctx, static void * _mesa_buffer_map_range( struct gl_context *ctx, GLintptr offset, GLsizeiptr length, GLbitfield access, - struct gl_buffer_object *bufObj ) + struct gl_buffer_object *bufObj, + gl_map_buffer_index index) { (void) ctx; - assert(!_mesa_bufferobj_mapped(bufObj)); + assert(!_mesa_bufferobj_mapped(bufObj, index)); /* Just return a direct pointer to the data */ - bufObj->Pointer = bufObj->Data + offset; - bufObj->Length = length; - bufObj->Offset = offset; - bufObj->AccessFlags = access; - return bufObj->Pointer; + bufObj->Mappings[index].Pointer = bufObj->Data + offset; + bufObj->Mappings[index].Length = length; + bufObj->Mappings[index].Offset = offset; + bufObj->Mappings[index].AccessFlags = access; + return bufObj->Mappings[index].Pointer; } @@ -751,7 +730,8 @@ _mesa_buffer_map_range( struct gl_context *ctx, GLintptr offset, static void _mesa_buffer_flush_mapped_range( struct gl_context *ctx, GLintptr offset, GLsizeiptr length, - struct gl_buffer_object *obj ) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { (void) ctx; (void) offset; @@ -769,14 +749,15 @@ _mesa_buffer_flush_mapped_range( struct gl_context *ctx, * \sa glUnmapBufferARB, dd_function_table::UnmapBuffer */ static GLboolean -_mesa_buffer_unmap( struct gl_context *ctx, struct gl_buffer_object *bufObj ) +_mesa_buffer_unmap(struct gl_context *ctx, struct gl_buffer_object *bufObj, + gl_map_buffer_index index) { (void) ctx; /* XXX we might assert here that bufObj->Pointer is non-null */ - bufObj->Pointer = NULL; - bufObj->Length = 0; - bufObj->Offset = 0; - bufObj->AccessFlags = 0x0; + bufObj->Mappings[index].Pointer = NULL; + bufObj->Mappings[index].Length = 0; + bufObj->Mappings[index].Offset = 0; + bufObj->Mappings[index].AccessFlags = 0x0; return GL_TRUE; } @@ -794,14 +775,11 @@ _mesa_copy_buffer_subdata(struct gl_context *ctx, { GLubyte *srcPtr, *dstPtr; - /* the buffers should not be mapped */ - assert(!_mesa_bufferobj_mapped(src)); - assert(!_mesa_bufferobj_mapped(dst)); - if (src == dst) { srcPtr = dstPtr = ctx->Driver.MapBufferRange(ctx, 0, src->Size, GL_MAP_READ_BIT | - GL_MAP_WRITE_BIT, src); + GL_MAP_WRITE_BIT, src, + MAP_INTERNAL); if (!srcPtr) return; @@ -810,10 +788,12 @@ _mesa_copy_buffer_subdata(struct gl_context *ctx, dstPtr += writeOffset; } else { srcPtr = ctx->Driver.MapBufferRange(ctx, readOffset, size, - GL_MAP_READ_BIT, src); + GL_MAP_READ_BIT, src, + MAP_INTERNAL); dstPtr = ctx->Driver.MapBufferRange(ctx, writeOffset, size, (GL_MAP_WRITE_BIT | - GL_MAP_INVALIDATE_RANGE_BIT), dst); + GL_MAP_INVALIDATE_RANGE_BIT), dst, + MAP_INTERNAL); } /* Note: the src and dst regions will never overlap. Trying to do so @@ -822,9 +802,9 @@ _mesa_copy_buffer_subdata(struct gl_context *ctx, if (srcPtr && dstPtr) memcpy(dstPtr, srcPtr, size); - ctx->Driver.UnmapBuffer(ctx, src); + ctx->Driver.UnmapBuffer(ctx, src, MAP_INTERNAL); if (dst != src) - ctx->Driver.UnmapBuffer(ctx, dst); + ctx->Driver.UnmapBuffer(ctx, dst, MAP_INTERNAL); } @@ -1039,6 +1019,21 @@ _mesa_init_buffer_object_functions(struct dd_function_table *driver) } +void +_mesa_buffer_unmap_all_mappings(struct gl_context *ctx, + struct gl_buffer_object *bufObj) +{ + int i; + + for (i = 0; i < MAP_COUNT; i++) { + if (_mesa_bufferobj_mapped(bufObj, i)) { + ctx->Driver.UnmapBuffer(ctx, bufObj, i); + ASSERT(bufObj->Mappings[i].Pointer == NULL); + bufObj->Mappings[i].AccessFlags = 0; + } + } +} + /**********************************************************************/ /* API Functions */ @@ -1085,12 +1080,7 @@ _mesa_DeleteBuffers(GLsizei n, const GLuint *ids) ASSERT(bufObj->Name == ids[i] || bufObj == &DummyBufferObject); - if (_mesa_bufferobj_mapped(bufObj)) { - /* if mapped, unmap it now */ - ctx->Driver.UnmapBuffer(ctx, bufObj); - bufObj->AccessFlags = 0; - bufObj->Pointer = NULL; - } + _mesa_buffer_unmap_all_mappings(ctx, bufObj); /* unbind any vertex pointers bound to this buffer */ for (j = 0; j < Elements(vao->VertexBinding); j++) { @@ -1278,12 +1268,8 @@ _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data, return; } - if (_mesa_bufferobj_mapped(bufObj)) { - /* Unmap the existing buffer. We'll replace it now. Not an error. */ - ctx->Driver.UnmapBuffer(ctx, bufObj); - bufObj->AccessFlags = 0; - ASSERT(bufObj->Pointer == NULL); - } + /* Unmap the existing buffer. We'll replace it now. Not an error. */ + _mesa_buffer_unmap_all_mappings(ctx, bufObj); FLUSH_VERTICES(ctx, _NEW_BUFFER_OBJECT); @@ -1355,12 +1341,8 @@ _mesa_BufferData(GLenum target, GLsizeiptrARB size, return; } - if (_mesa_bufferobj_mapped(bufObj)) { - /* Unmap the existing buffer. We'll replace it now. Not an error. */ - ctx->Driver.UnmapBuffer(ctx, bufObj); - bufObj->AccessFlags = 0; - ASSERT(bufObj->Pointer == NULL); - } + /* Unmap the existing buffer. We'll replace it now. Not an error. */ + _mesa_buffer_unmap_all_mappings(ctx, bufObj); FLUSH_VERTICES(ctx, _NEW_BUFFER_OBJECT); @@ -1594,7 +1576,7 @@ _mesa_MapBuffer(GLenum target, GLenum access) return NULL; } - if (_mesa_bufferobj_mapped(bufObj)) { + if (_mesa_bufferobj_mapped(bufObj, MAP_USER)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glMapBufferARB(already mapped)"); return NULL; } @@ -1606,7 +1588,8 @@ _mesa_MapBuffer(GLenum target, GLenum access) } ASSERT(ctx->Driver.MapBufferRange); - map = ctx->Driver.MapBufferRange(ctx, 0, bufObj->Size, accessFlags, bufObj); + map = ctx->Driver.MapBufferRange(ctx, 0, bufObj->Size, accessFlags, bufObj, + MAP_USER); if (!map) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glMapBufferARB(map failed)"); return NULL; @@ -1616,10 +1599,10 @@ _mesa_MapBuffer(GLenum target, GLenum access) * This is important because other modules (like VBO) might call * the driver function directly. */ - ASSERT(bufObj->Pointer == map); - ASSERT(bufObj->Length == bufObj->Size); - ASSERT(bufObj->Offset == 0); - bufObj->AccessFlags = accessFlags; + ASSERT(bufObj->Mappings[MAP_USER].Pointer == map); + ASSERT(bufObj->Mappings[MAP_USER].Length == bufObj->Size); + ASSERT(bufObj->Mappings[MAP_USER].Offset == 0); + bufObj->Mappings[MAP_USER].AccessFlags = accessFlags; } if (access == GL_WRITE_ONLY_ARB || access == GL_READ_WRITE_ARB) @@ -1647,7 +1630,7 @@ _mesa_MapBuffer(GLenum target, GLenum access) } #endif - return bufObj->Pointer; + return bufObj->Mappings[MAP_USER].Pointer; } @@ -1663,7 +1646,7 @@ _mesa_UnmapBuffer(GLenum target) if (!bufObj) return GL_FALSE; - if (!_mesa_bufferobj_mapped(bufObj)) { + if (!_mesa_bufferobj_mapped(bufObj, MAP_USER)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glUnmapBufferARB"); return GL_FALSE; } @@ -1704,11 +1687,11 @@ _mesa_UnmapBuffer(GLenum target) } #endif - status = ctx->Driver.UnmapBuffer( ctx, bufObj ); - bufObj->AccessFlags = 0; - ASSERT(bufObj->Pointer == NULL); - ASSERT(bufObj->Offset == 0); - ASSERT(bufObj->Length == 0); + status = ctx->Driver.UnmapBuffer(ctx, bufObj, MAP_USER); + bufObj->Mappings[MAP_USER].AccessFlags = 0; + ASSERT(bufObj->Mappings[MAP_USER].Pointer == NULL); + ASSERT(bufObj->Mappings[MAP_USER].Offset == 0); + ASSERT(bufObj->Mappings[MAP_USER].Length == 0); return status; } @@ -1733,25 +1716,26 @@ _mesa_GetBufferParameteriv(GLenum target, GLenum pname, GLint *params) *params = bufObj->Usage; return; case GL_BUFFER_ACCESS_ARB: - *params = simplified_access_mode(ctx, bufObj->AccessFlags); + *params = simplified_access_mode(ctx, + bufObj->Mappings[MAP_USER].AccessFlags); return; case GL_BUFFER_MAPPED_ARB: - *params = _mesa_bufferobj_mapped(bufObj); + *params = _mesa_bufferobj_mapped(bufObj, MAP_USER); return; case GL_BUFFER_ACCESS_FLAGS: if (!ctx->Extensions.ARB_map_buffer_range) goto invalid_pname; - *params = bufObj->AccessFlags; + *params = bufObj->Mappings[MAP_USER].AccessFlags; return; case GL_BUFFER_MAP_OFFSET: if (!ctx->Extensions.ARB_map_buffer_range) goto invalid_pname; - *params = (GLint) bufObj->Offset; + *params = (GLint) bufObj->Mappings[MAP_USER].Offset; return; case GL_BUFFER_MAP_LENGTH: if (!ctx->Extensions.ARB_map_buffer_range) goto invalid_pname; - *params = (GLint) bufObj->Length; + *params = (GLint) bufObj->Mappings[MAP_USER].Length; return; case GL_BUFFER_IMMUTABLE_STORAGE: if (!ctx->Extensions.ARB_buffer_storage) @@ -1797,25 +1781,26 @@ _mesa_GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params) *params = bufObj->Usage; return; case GL_BUFFER_ACCESS_ARB: - *params = simplified_access_mode(ctx, bufObj->AccessFlags); + *params = simplified_access_mode(ctx, + bufObj->Mappings[MAP_USER].AccessFlags); return; case GL_BUFFER_ACCESS_FLAGS: if (!ctx->Extensions.ARB_map_buffer_range) goto invalid_pname; - *params = bufObj->AccessFlags; + *params = bufObj->Mappings[MAP_USER].AccessFlags; return; case GL_BUFFER_MAPPED_ARB: - *params = _mesa_bufferobj_mapped(bufObj); + *params = _mesa_bufferobj_mapped(bufObj, MAP_USER); return; case GL_BUFFER_MAP_OFFSET: if (!ctx->Extensions.ARB_map_buffer_range) goto invalid_pname; - *params = bufObj->Offset; + *params = bufObj->Mappings[MAP_USER].Offset; return; case GL_BUFFER_MAP_LENGTH: if (!ctx->Extensions.ARB_map_buffer_range) goto invalid_pname; - *params = bufObj->Length; + *params = bufObj->Mappings[MAP_USER].Length; return; case GL_BUFFER_IMMUTABLE_STORAGE: if (!ctx->Extensions.ARB_buffer_storage) @@ -1853,7 +1838,7 @@ _mesa_GetBufferPointerv(GLenum target, GLenum pname, GLvoid **params) if (!bufObj) return; - *params = bufObj->Pointer; + *params = bufObj->Mappings[MAP_USER].Pointer; } @@ -2061,7 +2046,7 @@ _mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length, return NULL; } - if (_mesa_bufferobj_mapped(bufObj)) { + if (_mesa_bufferobj_mapped(bufObj, MAP_USER)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glMapBufferRange(buffer already mapped)"); return NULL; @@ -2076,15 +2061,16 @@ _mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length, /* Mapping zero bytes should return a non-null pointer. */ if (!length) { static long dummy = 0; - bufObj->Pointer = &dummy; - bufObj->Length = length; - bufObj->Offset = offset; - bufObj->AccessFlags = access; - return bufObj->Pointer; + bufObj->Mappings[MAP_USER].Pointer = &dummy; + bufObj->Mappings[MAP_USER].Length = length; + bufObj->Mappings[MAP_USER].Offset = offset; + bufObj->Mappings[MAP_USER].AccessFlags = access; + return bufObj->Mappings[MAP_USER].Pointer; } ASSERT(ctx->Driver.MapBufferRange); - map = ctx->Driver.MapBufferRange(ctx, offset, length, access, bufObj); + map = ctx->Driver.MapBufferRange(ctx, offset, length, access, bufObj, + MAP_USER); if (!map) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "glMapBufferARB(map failed)"); } @@ -2093,10 +2079,10 @@ _mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length, * This is important because other modules (like VBO) might call * the driver function directly. */ - ASSERT(bufObj->Pointer == map); - ASSERT(bufObj->Length == length); - ASSERT(bufObj->Offset == offset); - ASSERT(bufObj->AccessFlags == access); + ASSERT(bufObj->Mappings[MAP_USER].Pointer == map); + ASSERT(bufObj->Mappings[MAP_USER].Length == length); + ASSERT(bufObj->Mappings[MAP_USER].Offset == offset); + ASSERT(bufObj->Mappings[MAP_USER].AccessFlags == access); } return map; @@ -2135,30 +2121,33 @@ _mesa_FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length) if (!bufObj) return; - if (!_mesa_bufferobj_mapped(bufObj)) { + if (!_mesa_bufferobj_mapped(bufObj, MAP_USER)) { /* buffer is not mapped */ _mesa_error(ctx, GL_INVALID_OPERATION, "glFlushMappedBufferRange(buffer is not mapped)"); return; } - if ((bufObj->AccessFlags & GL_MAP_FLUSH_EXPLICIT_BIT) == 0) { + if ((bufObj->Mappings[MAP_USER].AccessFlags & + GL_MAP_FLUSH_EXPLICIT_BIT) == 0) { _mesa_error(ctx, GL_INVALID_OPERATION, "glFlushMappedBufferRange(GL_MAP_FLUSH_EXPLICIT_BIT not set)"); return; } - if (offset + length > bufObj->Length) { + if (offset + length > bufObj->Mappings[MAP_USER].Length) { _mesa_error(ctx, GL_INVALID_VALUE, "glFlushMappedBufferRange(offset %ld + length %ld > mapped length %ld)", - (long)offset, (long)length, (long)bufObj->Length); + (long)offset, (long)length, + (long)bufObj->Mappings[MAP_USER].Length); return; } - ASSERT(bufObj->AccessFlags & GL_MAP_WRITE_BIT); + ASSERT(bufObj->Mappings[MAP_USER].AccessFlags & GL_MAP_WRITE_BIT); if (ctx->Driver.FlushMappedBufferRange) - ctx->Driver.FlushMappedBufferRange(ctx, offset, length, bufObj); + ctx->Driver.FlushMappedBufferRange(ctx, offset, length, bufObj, + MAP_USER); } @@ -2812,7 +2801,7 @@ _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset, * currently mapped by MapBufferRange, unless it was mapped * with MAP_PERSISTENT_BIT set in the MapBufferRange access flags." */ - if (!(bufObj->AccessFlags & GL_MAP_PERSISTENT_BIT) && + if (!(bufObj->Mappings[MAP_USER].AccessFlags & GL_MAP_PERSISTENT_BIT) && bufferobj_range_mapped(bufObj, offset, length)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glInvalidateBufferSubData(intersection with mapped " diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h index 253a386c271..9814552eb96 100644 --- a/src/mesa/main/bufferobj.h +++ b/src/mesa/main/bufferobj.h @@ -37,19 +37,21 @@ */ -/** Is the given buffer object currently mapped? */ +/** Is the given buffer object currently mapped by the GL user? */ static inline GLboolean -_mesa_bufferobj_mapped(const struct gl_buffer_object *obj) +_mesa_bufferobj_mapped(const struct gl_buffer_object *obj, + gl_map_buffer_index index) { - return obj->Pointer != NULL; + return obj->Mappings[index].Pointer != NULL; } /** Can we not use this buffer while mapped? */ static inline GLboolean _mesa_check_disallowed_mapping(const struct gl_buffer_object *obj) { - return _mesa_bufferobj_mapped(obj) && - !(obj->AccessFlags & GL_MAP_PERSISTENT_BIT); + return _mesa_bufferobj_mapped(obj, MAP_USER) && + !(obj->Mappings[MAP_USER].AccessFlags & + GL_MAP_PERSISTENT_BIT); } /** @@ -109,6 +111,9 @@ _mesa_total_buffer_object_memory(struct gl_context *ctx); extern void _mesa_init_buffer_object_functions(struct dd_function_table *driver); +extern void +_mesa_buffer_unmap_all_mappings(struct gl_context *ctx, + struct gl_buffer_object *bufObj); /* * API functions diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h index f1ba6000d02..9715241355d 100644 --- a/src/mesa/main/dd.h +++ b/src/mesa/main/dd.h @@ -605,14 +605,17 @@ struct dd_function_table { */ void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset, GLsizeiptr length, GLbitfield access, - struct gl_buffer_object *obj); + struct gl_buffer_object *obj, + gl_map_buffer_index index); void (*FlushMappedBufferRange)(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, - struct gl_buffer_object *obj); + struct gl_buffer_object *obj, + gl_map_buffer_index index); GLboolean (*UnmapBuffer)( struct gl_context *ctx, - struct gl_buffer_object *obj ); + struct gl_buffer_object *obj, + gl_map_buffer_index index); /*@}*/ /** diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c index 08943c9f9b0..0f4c89b8d20 100644 --- a/src/mesa/main/dlist.c +++ b/src/mesa/main/dlist.c @@ -914,7 +914,8 @@ unpack_image(struct gl_context *ctx, GLuint dimensions, map = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, - GL_MAP_READ_BIT, unpack->BufferObj); + GL_MAP_READ_BIT, unpack->BufferObj, + MAP_INTERNAL); if (!map) { /* unable to map src buffer! */ _mesa_error(ctx, GL_INVALID_OPERATION, "unable to map PBO"); @@ -928,7 +929,7 @@ unpack_image(struct gl_context *ctx, GLuint dimensions, image = _mesa_unpack_image(dimensions, width, height, depth, format, type, src, unpack); - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); if (!image) { _mesa_error(ctx, GL_OUT_OF_MEMORY, "display list construction"); diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 5c39ac91238..7246b1e0556 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1439,6 +1439,25 @@ struct gl_viewport_attrib }; +typedef enum { + MAP_USER, + MAP_INTERNAL, + + MAP_COUNT +} gl_map_buffer_index; + + +/** + * Fields describing a mapped buffer range. + */ +struct gl_buffer_mapping { + GLbitfield AccessFlags; /**< Mask of GL_MAP_x_BIT flags */ + GLvoid *Pointer; /**< User-space address of mapping */ + GLintptr Offset; /**< Mapped offset */ + GLsizeiptr Length; /**< Mapped length */ +}; + + /** * GL_ARB_vertex/pixel_buffer_object buffer object */ @@ -1452,17 +1471,12 @@ struct gl_buffer_object GLbitfield StorageFlags; /**< GL_MAP_PERSISTENT_BIT, etc. */ GLsizeiptrARB Size; /**< Size of buffer storage in bytes */ GLubyte *Data; /**< Location of storage either in RAM or VRAM. */ - /** Fields describing a mapped buffer */ - /*@{*/ - GLbitfield AccessFlags; /**< Mask of GL_MAP_x_BIT flags */ - GLvoid *Pointer; /**< User-space address of mapping */ - GLintptr Offset; /**< Mapped offset */ - GLsizeiptr Length; /**< Mapped length */ - /*@}*/ GLboolean DeletePending; /**< true if buffer object is removed from the hash */ GLboolean Written; /**< Ever written to? (for debugging) */ GLboolean Purgeable; /**< Is the buffer purgeable under memory pressure? */ GLboolean Immutable; /**< GL_ARB_buffer_storage */ + + struct gl_buffer_mapping Mappings[MAP_COUNT]; }; diff --git a/src/mesa/main/pbo.c b/src/mesa/main/pbo.c index 4a394041778..a0d61a6436b 100644 --- a/src/mesa/main/pbo.c +++ b/src/mesa/main/pbo.c @@ -149,7 +149,8 @@ _mesa_map_pbo_source(struct gl_context *ctx, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, GL_MAP_READ_BIT, - unpack->BufferObj); + unpack->BufferObj, + MAP_INTERNAL); if (!buf) return NULL; @@ -221,7 +222,7 @@ _mesa_unmap_pbo_source(struct gl_context *ctx, { ASSERT(unpack != &ctx->Pack); /* catch pack/unpack mismatch */ if (_mesa_is_bufferobj(unpack->BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); } } @@ -246,7 +247,8 @@ _mesa_map_pbo_dest(struct gl_context *ctx, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, pack->BufferObj->Size, GL_MAP_WRITE_BIT, - pack->BufferObj); + pack->BufferObj, + MAP_INTERNAL); if (!buf) return NULL; @@ -317,7 +319,7 @@ _mesa_unmap_pbo_dest(struct gl_context *ctx, { ASSERT(pack != &ctx->Unpack); /* catch pack/unpack mismatch */ if (_mesa_is_bufferobj(pack->BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, pack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, pack->BufferObj, MAP_INTERNAL); } } @@ -351,7 +353,8 @@ _mesa_validate_pbo_teximage(struct gl_context *ctx, GLuint dimensions, buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, unpack->BufferObj->Size, GL_MAP_READ_BIT, - unpack->BufferObj); + unpack->BufferObj, + MAP_INTERNAL); if (!buf) { _mesa_error(ctx, GL_INVALID_OPERATION, "%s%uD(PBO is mapped)", funcName, dimensions); @@ -393,7 +396,8 @@ _mesa_validate_pbo_compressed_teximage(struct gl_context *ctx, buf = (GLubyte*) ctx->Driver.MapBufferRange(ctx, 0, packing->BufferObj->Size, GL_MAP_READ_BIT, - packing->BufferObj); + packing->BufferObj, + MAP_INTERNAL); if (!buf) { _mesa_error(ctx, GL_INVALID_OPERATION, "%s%uD(PBO is mapped)", funcName, dimensions); @@ -413,6 +417,6 @@ _mesa_unmap_teximage_pbo(struct gl_context *ctx, const struct gl_pixelstore_attrib *unpack) { if (_mesa_is_bufferobj(unpack->BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj); + ctx->Driver.UnmapBuffer(ctx, unpack->BufferObj, MAP_INTERNAL); } } diff --git a/src/mesa/main/shared.c b/src/mesa/main/shared.c index c11c7f9e9eb..6a49348ce51 100644 --- a/src/mesa/main/shared.c +++ b/src/mesa/main/shared.c @@ -186,10 +186,8 @@ delete_bufferobj_cb(GLuint id, void *data, void *userData) { struct gl_buffer_object *bufObj = (struct gl_buffer_object *) data; struct gl_context *ctx = (struct gl_context *) userData; - if (_mesa_bufferobj_mapped(bufObj)) { - ctx->Driver.UnmapBuffer(ctx, bufObj); - bufObj->Pointer = NULL; - } + + _mesa_buffer_unmap_all_mappings(ctx, bufObj); _mesa_reference_buffer_object(ctx, &bufObj, NULL); } diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c index b21aa2cf25f..fedd814e932 100644 --- a/src/mesa/main/texgetimage.c +++ b/src/mesa/main/texgetimage.c @@ -635,7 +635,8 @@ _mesa_get_teximage(struct gl_context *ctx, */ GLubyte *buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, ctx->Pack.BufferObj->Size, - GL_MAP_WRITE_BIT, ctx->Pack.BufferObj); + GL_MAP_WRITE_BIT, ctx->Pack.BufferObj, + MAP_INTERNAL); if (!buf) { /* out of memory or other unexpected error */ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGetTexImage(map PBO failed)"); @@ -664,7 +665,7 @@ _mesa_get_teximage(struct gl_context *ctx, } if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, ctx->Pack.BufferObj); + ctx->Driver.UnmapBuffer(ctx, ctx->Pack.BufferObj, MAP_INTERNAL); } } @@ -689,7 +690,8 @@ _mesa_get_compressed_teximage(struct gl_context *ctx, /* pack texture image into a PBO */ GLubyte *buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0, ctx->Pack.BufferObj->Size, - GL_MAP_WRITE_BIT, ctx->Pack.BufferObj); + GL_MAP_WRITE_BIT, ctx->Pack.BufferObj, + MAP_INTERNAL); if (!buf) { /* out of memory or other unexpected error */ _mesa_error(ctx, GL_OUT_OF_MEMORY, @@ -731,7 +733,7 @@ _mesa_get_compressed_teximage(struct gl_context *ctx, } if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, ctx->Pack.BufferObj); + ctx->Driver.UnmapBuffer(ctx, ctx->Pack.BufferObj, MAP_INTERNAL); } } diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c index bf4c71f721e..49c4b903e59 100644 --- a/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -76,7 +76,7 @@ st_bufferobj_free(struct gl_context *ctx, struct gl_buffer_object *obj) struct st_buffer_object *st_obj = st_buffer_object(obj); assert(obj->RefCount == 0); - assert(st_obj->transfer == NULL); + _mesa_buffer_unmap_all_mappings(ctx, obj); if (st_obj->buffer) pipe_resource_reference(&st_obj->buffer, NULL); @@ -310,7 +310,8 @@ st_bufferobj_data(struct gl_context *ctx, static void * st_bufferobj_map_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, GLbitfield access, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); @@ -355,28 +356,29 @@ st_bufferobj_map_range(struct gl_context *ctx, assert(offset < obj->Size); assert(offset + length <= obj->Size); - obj->Pointer = pipe_buffer_map_range(pipe, + obj->Mappings[index].Pointer = pipe_buffer_map_range(pipe, st_obj->buffer, offset, length, flags, - &st_obj->transfer); - if (obj->Pointer) { - obj->Offset = offset; - obj->Length = length; - obj->AccessFlags = access; + &st_obj->transfer[index]); + if (obj->Mappings[index].Pointer) { + obj->Mappings[index].Offset = offset; + obj->Mappings[index].Length = length; + obj->Mappings[index].AccessFlags = access; } else { - st_obj->transfer = NULL; + st_obj->transfer[index] = NULL; } - return obj->Pointer; + return obj->Mappings[index].Pointer; } static void st_bufferobj_flush_mapped_range(struct gl_context *ctx, GLintptr offset, GLsizeiptr length, - struct gl_buffer_object *obj) + struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); @@ -384,14 +386,15 @@ st_bufferobj_flush_mapped_range(struct gl_context *ctx, /* Subrange is relative to mapped range */ assert(offset >= 0); assert(length >= 0); - assert(offset + length <= obj->Length); - assert(obj->Pointer); + assert(offset + length <= obj->Mappings[index].Length); + assert(obj->Mappings[index].Pointer); if (!length) return; - pipe_buffer_flush_mapped_range(pipe, st_obj->transfer, - obj->Offset + offset, length); + pipe_buffer_flush_mapped_range(pipe, st_obj->transfer[index], + obj->Mappings[index].Offset + offset, + length); } @@ -399,18 +402,19 @@ st_bufferobj_flush_mapped_range(struct gl_context *ctx, * Called via glUnmapBufferARB(). */ static GLboolean -st_bufferobj_unmap(struct gl_context *ctx, struct gl_buffer_object *obj) +st_bufferobj_unmap(struct gl_context *ctx, struct gl_buffer_object *obj, + gl_map_buffer_index index) { struct pipe_context *pipe = st_context(ctx)->pipe; struct st_buffer_object *st_obj = st_buffer_object(obj); - if (obj->Length) - pipe_buffer_unmap(pipe, st_obj->transfer); + if (obj->Mappings[index].Length) + pipe_buffer_unmap(pipe, st_obj->transfer[index]); - st_obj->transfer = NULL; - obj->Pointer = NULL; - obj->Offset = 0; - obj->Length = 0; + st_obj->transfer[index] = NULL; + obj->Mappings[index].Pointer = NULL; + obj->Mappings[index].Offset = 0; + obj->Mappings[index].Length = 0; return GL_TRUE; } diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.h b/src/mesa/state_tracker/st_cb_bufferobjects.h index a039c0a5059..a5ab122190a 100644 --- a/src/mesa/state_tracker/st_cb_bufferobjects.h +++ b/src/mesa/state_tracker/st_cb_bufferobjects.h @@ -43,7 +43,7 @@ struct st_buffer_object { struct gl_buffer_object Base; struct pipe_resource *buffer; /* GPU storage */ - struct pipe_transfer *transfer; /* In-progress map information */ + struct pipe_transfer *transfer[MAP_COUNT]; }; diff --git a/src/mesa/tnl/t_draw.c b/src/mesa/tnl/t_draw.c index 8e5af96277f..2755ae62d49 100644 --- a/src/mesa/tnl/t_draw.c +++ b/src/mesa/tnl/t_draw.c @@ -279,17 +279,18 @@ static void bind_inputs( struct gl_context *ctx, const void *ptr; if (inputs[i]->BufferObj->Name) { - if (!inputs[i]->BufferObj->Pointer) { + if (!inputs[i]->BufferObj->Mappings[MAP_INTERNAL].Pointer) { bo[*nr_bo] = inputs[i]->BufferObj; (*nr_bo)++; ctx->Driver.MapBufferRange(ctx, 0, inputs[i]->BufferObj->Size, GL_MAP_READ_BIT, - inputs[i]->BufferObj); + inputs[i]->BufferObj, + MAP_INTERNAL); - assert(inputs[i]->BufferObj->Pointer); + assert(inputs[i]->BufferObj->Mappings[MAP_INTERNAL].Pointer); } - ptr = ADD_POINTERS(inputs[i]->BufferObj->Pointer, + ptr = ADD_POINTERS(inputs[i]->BufferObj->Mappings[MAP_INTERNAL].Pointer, inputs[i]->Ptr); } else @@ -348,17 +349,19 @@ static void bind_indices( struct gl_context *ctx, return; } - if (_mesa_is_bufferobj(ib->obj) && !_mesa_bufferobj_mapped(ib->obj)) { + if (_mesa_is_bufferobj(ib->obj) && + !_mesa_bufferobj_mapped(ib->obj, MAP_INTERNAL)) { /* if the buffer object isn't mapped yet, map it now */ bo[*nr_bo] = ib->obj; (*nr_bo)++; ptr = ctx->Driver.MapBufferRange(ctx, (GLsizeiptr) ib->ptr, ib->count * vbo_sizeof_ib_type(ib->type), - GL_MAP_READ_BIT, ib->obj); - assert(ib->obj->Pointer); + GL_MAP_READ_BIT, ib->obj, + MAP_INTERNAL); + assert(ib->obj->Mappings[MAP_INTERNAL].Pointer); } else { /* user-space elements, or buffer already mapped */ - ptr = ADD_POINTERS(ib->obj->Pointer, ib->ptr); + ptr = ADD_POINTERS(ib->obj->Mappings[MAP_INTERNAL].Pointer, ib->ptr); } if (ib->type == GL_UNSIGNED_INT && VB->Primitive[0].basevertex == 0) { @@ -403,7 +406,7 @@ static void unmap_vbos( struct gl_context *ctx, { GLuint i; for (i = 0; i < nr_bo; i++) { - ctx->Driver.UnmapBuffer(ctx, bo[i]); + ctx->Driver.UnmapBuffer(ctx, bo[i], MAP_INTERNAL); } } diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c index 9858badebf1..74aec127c5c 100644 --- a/src/mesa/vbo/vbo_exec_api.c +++ b/src/mesa/vbo/vbo_exec_api.c @@ -1118,8 +1118,8 @@ void vbo_exec_vtx_destroy( struct vbo_exec_context *exec ) /* Free the vertex buffer. Unmap first if needed. */ - if (_mesa_bufferobj_mapped(exec->vtx.bufferobj)) { - ctx->Driver.UnmapBuffer(ctx, exec->vtx.bufferobj); + if (_mesa_bufferobj_mapped(exec->vtx.bufferobj, MAP_INTERNAL)) { + ctx->Driver.UnmapBuffer(ctx, exec->vtx.bufferobj, MAP_INTERNAL); } _mesa_reference_buffer_object(ctx, &exec->vtx.bufferobj, NULL); } diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c index 32e1458bd2b..07ce08feff9 100644 --- a/src/mesa/vbo/vbo_exec_array.c +++ b/src/mesa/vbo/vbo_exec_array.c @@ -101,7 +101,8 @@ vbo_get_minmax_index(struct gl_context *ctx, if (_mesa_is_bufferobj(ib->obj)) { GLsizeiptr size = MIN2(count * index_size, ib->obj->Size); indices = ctx->Driver.MapBufferRange(ctx, (GLintptr) indices, size, - GL_MAP_READ_BIT, ib->obj); + GL_MAP_READ_BIT, ib->obj, + MAP_INTERNAL); } switch (ib->type) { @@ -177,7 +178,7 @@ vbo_get_minmax_index(struct gl_context *ctx, } if (_mesa_is_bufferobj(ib->obj)) { - ctx->Driver.UnmapBuffer(ctx, ib->obj); + ctx->Driver.UnmapBuffer(ctx, ib->obj, MAP_INTERNAL); } } @@ -229,13 +230,15 @@ check_array_data(struct gl_context *ctx, struct gl_client_array *array, if (array->Enabled) { const void *data = array->Ptr; if (_mesa_is_bufferobj(array->BufferObj)) { - if (!array->BufferObj->Pointer) { + if (!array->BufferObj->Mappings[MAP_INTERNAL].Pointer) { /* need to map now */ - array->BufferObj->Pointer = + array->BufferObj->Mappings[MAP_INTERNAL].Pointer = ctx->Driver.MapBufferRange(ctx, 0, array->BufferObj->Size, - GL_MAP_READ_BIT, array->BufferObj); + GL_MAP_READ_BIT, array->BufferObj, + MAP_INTERNAL); } - data = ADD_POINTERS(data, array->BufferObj->Pointer); + data = ADD_POINTERS(data, + array->BufferObj->Mappings[MAP_INTERNAL].Pointer); } switch (array->Type) { case GL_FLOAT: @@ -273,8 +276,8 @@ unmap_array_buffer(struct gl_context *ctx, struct gl_client_array *array) { if (array->Enabled && _mesa_is_bufferobj(array->BufferObj) && - _mesa_bufferobj_mapped(array->BufferObj)) { - ctx->Driver.UnmapBuffer(ctx, array->BufferObj); + _mesa_bufferobj_mapped(array->BufferObj, MAP_INTERNAL)) { + ctx->Driver.UnmapBuffer(ctx, array->BufferObj, MAP_INTERNAL); } } @@ -295,7 +298,8 @@ check_draw_elements_data(struct gl_context *ctx, GLsizei count, GLenum elemType, elemMap = ctx->Driver.MapBufferRange(ctx, 0, ctx->Array.VAO->IndexBufferObj->Size, GL_MAP_READ_BIT, - ctx->Array.VAO->IndexBufferObj); + ctx->Array.VAO->IndexBufferObj, + MAP_INTERNAL); elements = ADD_POINTERS(elements, elemMap); } @@ -324,7 +328,8 @@ check_draw_elements_data(struct gl_context *ctx, GLsizei count, GLenum elemType, } if (_mesa_is_bufferobj(vao->IndexBufferObj)) { - ctx->Driver.UnmapBuffer(ctx, ctx->Array.VAO->IndexBufferObj); + ctx->Driver.UnmapBuffer(ctx, ctx->Array.VAO->IndexBufferObj, + MAP_INTERNAL); } for (k = 0; k < Elements(vao->_VertexAttrib); k++) { @@ -374,7 +379,8 @@ print_draw_arrays(struct gl_context *ctx, if (bufName) { GLubyte *p = ctx->Driver.MapBufferRange(ctx, 0, bufObj->Size, - GL_MAP_READ_BIT, bufObj); + GL_MAP_READ_BIT, bufObj, + MAP_INTERNAL); int offset = (int) (GLintptr) exec->array.inputs[i]->Ptr; float *f = (float *) (p + offset); int *k = (int *) f; @@ -386,7 +392,7 @@ print_draw_arrays(struct gl_context *ctx, for (i = 0; i < n; i++) { printf(" float[%d] = 0x%08x %f\n", i, k[i], f[i]); } - ctx->Driver.UnmapBuffer(ctx, bufObj); + ctx->Driver.UnmapBuffer(ctx, bufObj, MAP_INTERNAL); } } } @@ -885,7 +891,8 @@ dump_element_buffer(struct gl_context *ctx, GLenum type) ctx->Driver.MapBufferRange(ctx, 0, ctx->Array.VAO->IndexBufferObj->Size, GL_MAP_READ_BIT, - ctx->Array.VAO->IndexBufferObj); + ctx->Array.VAO->IndexBufferObj, + MAP_INTERNAL); switch (type) { case GL_UNSIGNED_BYTE: { @@ -927,7 +934,8 @@ dump_element_buffer(struct gl_context *ctx, GLenum type) ; } - ctx->Driver.UnmapBuffer(ctx, ctx->Array.VAO->IndexBufferObj); + ctx->Driver.UnmapBuffer(ctx, ctx->Array.VAO->IndexBufferObj, + MAP_INTERNAL); } #endif diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c index 46be65fc010..c454c6943b4 100644 --- a/src/mesa/vbo/vbo_exec_draw.c +++ b/src/mesa/vbo/vbo_exec_draw.c @@ -220,9 +220,10 @@ vbo_exec_bind_arrays( struct gl_context *ctx ) if (_mesa_is_bufferobj(exec->vtx.bufferobj)) { /* a real buffer obj: Ptr is an offset, not a pointer*/ - assert(exec->vtx.bufferobj->Pointer); /* buf should be mapped */ + assert(exec->vtx.bufferobj->Mappings[MAP_INTERNAL].Pointer); assert(offset >= 0); - arrays[attr].Ptr = (GLubyte *)exec->vtx.bufferobj->Offset + offset; + arrays[attr].Ptr = (GLubyte *) + exec->vtx.bufferobj->Mappings[MAP_INTERNAL].Offset + offset; } else { /* Ptr into ordinary app memory */ @@ -261,12 +262,15 @@ vbo_exec_vtx_unmap( struct vbo_exec_context *exec ) struct gl_context *ctx = exec->ctx; if (ctx->Driver.FlushMappedBufferRange) { - GLintptr offset = exec->vtx.buffer_used - exec->vtx.bufferobj->Offset; - GLsizeiptr length = (exec->vtx.buffer_ptr - exec->vtx.buffer_map) * sizeof(float); + GLintptr offset = exec->vtx.buffer_used - + exec->vtx.bufferobj->Mappings[MAP_INTERNAL].Offset; + GLsizeiptr length = (exec->vtx.buffer_ptr - exec->vtx.buffer_map) * + sizeof(float); if (length) ctx->Driver.FlushMappedBufferRange(ctx, offset, length, - exec->vtx.bufferobj); + exec->vtx.bufferobj, + MAP_INTERNAL); } exec->vtx.buffer_used += (exec->vtx.buffer_ptr - @@ -275,7 +279,7 @@ vbo_exec_vtx_unmap( struct vbo_exec_context *exec ) assert(exec->vtx.buffer_used <= VBO_VERT_BUFFER_SIZE); assert(exec->vtx.buffer_ptr != NULL); - ctx->Driver.UnmapBuffer(ctx, exec->vtx.bufferobj); + ctx->Driver.UnmapBuffer(ctx, exec->vtx.bufferobj, MAP_INTERNAL); exec->vtx.buffer_map = NULL; exec->vtx.buffer_ptr = NULL; exec->vtx.max_vert = 0; @@ -312,7 +316,8 @@ vbo_exec_vtx_map( struct vbo_exec_context *exec ) (VBO_VERT_BUFFER_SIZE - exec->vtx.buffer_used), accessRange, - exec->vtx.bufferobj); + exec->vtx.bufferobj, + MAP_INTERNAL); exec->vtx.buffer_ptr = exec->vtx.buffer_map; } else { @@ -336,7 +341,8 @@ vbo_exec_vtx_map( struct vbo_exec_context *exec ) (GLfloat *)ctx->Driver.MapBufferRange(ctx, 0, VBO_VERT_BUFFER_SIZE, accessRange, - exec->vtx.bufferobj); + exec->vtx.bufferobj, + MAP_INTERNAL); } else { _mesa_error(ctx, GL_OUT_OF_MEMORY, "VBO allocation"); diff --git a/src/mesa/vbo/vbo_primitive_restart.c b/src/mesa/vbo/vbo_primitive_restart.c index 9c30554314c..25c89669ccf 100644 --- a/src/mesa/vbo/vbo_primitive_restart.c +++ b/src/mesa/vbo/vbo_primitive_restart.c @@ -177,7 +177,7 @@ vbo_sw_primitive_restart(struct gl_context *ctx, struct _mesa_prim temp_prim; struct vbo_context *vbo = vbo_context(ctx); vbo_draw_func draw_prims_func = vbo->draw_prims; - GLboolean map_ib = ib->obj->Name && !ib->obj->Pointer; + GLboolean map_ib = ib->obj->Name && !ib->obj->Mappings[MAP_INTERNAL].Pointer; void *ptr; /* If there is an indirect buffer, map it and extract the draw params */ @@ -186,7 +186,7 @@ vbo_sw_primitive_restart(struct gl_context *ctx, struct _mesa_index_buffer new_ib = *ib; const uint32_t *indirect_params; if (!ctx->Driver.MapBufferRange(ctx, 0, indirect->Size, GL_MAP_READ_BIT, - indirect)) { + indirect, MAP_INTERNAL)) { /* something went wrong with mapping, give up */ _mesa_error(ctx, GL_OUT_OF_MEMORY, @@ -195,8 +195,9 @@ vbo_sw_primitive_restart(struct gl_context *ctx, } assert(nr_prims == 1); - indirect_params = (const uint32_t *) ADD_POINTERS(indirect->Pointer, - new_prim.indirect_offset); + indirect_params = (const uint32_t *) + ADD_POINTERS(indirect->Mappings[MAP_INTERNAL].Pointer, + new_prim.indirect_offset); new_prim.is_indirect = 0; new_prim.count = indirect_params[0]; @@ -210,7 +211,7 @@ vbo_sw_primitive_restart(struct gl_context *ctx, prims = &new_prim; ib = &new_ib; - ctx->Driver.UnmapBuffer(ctx, indirect); + ctx->Driver.UnmapBuffer(ctx, indirect, MAP_INTERNAL); } /* Find the sub-primitives. These are regions in the index buffer which @@ -218,17 +219,17 @@ vbo_sw_primitive_restart(struct gl_context *ctx, */ if (map_ib) { ctx->Driver.MapBufferRange(ctx, 0, ib->obj->Size, GL_MAP_READ_BIT, - ib->obj); + ib->obj, MAP_INTERNAL); } - ptr = ADD_POINTERS(ib->obj->Pointer, ib->ptr); + ptr = ADD_POINTERS(ib->obj->Mappings[MAP_INTERNAL].Pointer, ib->ptr); sub_prims = find_sub_primitives(ptr, vbo_sizeof_ib_type(ib->type), 0, ib->count, restart_index, &num_sub_prims); if (map_ib) { - ctx->Driver.UnmapBuffer(ctx, ib->obj); + ctx->Driver.UnmapBuffer(ctx, ib->obj, MAP_INTERNAL); } /* Loop over the primitives, and use the located sub-primitives to draw diff --git a/src/mesa/vbo/vbo_rebase.c b/src/mesa/vbo/vbo_rebase.c index c700621cef2..f3fe5f75708 100644 --- a/src/mesa/vbo/vbo_rebase.c +++ b/src/mesa/vbo/vbo_rebase.c @@ -157,15 +157,16 @@ void vbo_rebase_prims( struct gl_context *ctx, } else if (ib) { /* Unfortunately need to adjust each index individually. */ - GLboolean map_ib = ib->obj->Name && !ib->obj->Pointer; + GLboolean map_ib = ib->obj->Name && + !ib->obj->Mappings[MAP_INTERNAL].Pointer; void *ptr; if (map_ib) ctx->Driver.MapBufferRange(ctx, 0, ib->obj->Size, GL_MAP_READ_BIT, - ib->obj); + ib->obj, MAP_INTERNAL); - ptr = ADD_POINTERS(ib->obj->Pointer, ib->ptr); + ptr = ADD_POINTERS(ib->obj->Mappings[MAP_INTERNAL].Pointer, ib->ptr); /* Some users might prefer it if we translated elements to * GLuints here. Others wouldn't... @@ -183,7 +184,7 @@ void vbo_rebase_prims( struct gl_context *ctx, } if (map_ib) - ctx->Driver.UnmapBuffer(ctx, ib->obj); + ctx->Driver.UnmapBuffer(ctx, ib->obj, MAP_INTERNAL); tmp_ib.obj = ctx->Shared->NullBufferObj; tmp_ib.ptr = tmp_indices; diff --git a/src/mesa/vbo/vbo_save_api.c b/src/mesa/vbo/vbo_save_api.c index b86ced5bf89..1c6b91942d5 100644 --- a/src/mesa/vbo/vbo_save_api.c +++ b/src/mesa/vbo/vbo_save_api.c @@ -253,7 +253,8 @@ vbo_save_map_vertex_store(struct gl_context *ctx, GLsizeiptr size = vertex_store->bufferobj->Size - offset; GLfloat *range = (GLfloat *) ctx->Driver.MapBufferRange(ctx, offset, size, access, - vertex_store->bufferobj); + vertex_store->bufferobj, + MAP_INTERNAL); if (range) { /* compute address of start of whole buffer (needed elsewhere) */ vertex_store->buffer = range - vertex_store->used; @@ -279,13 +280,14 @@ vbo_save_unmap_vertex_store(struct gl_context *ctx, if (vertex_store->bufferobj->Size > 0) { GLintptr offset = 0; GLsizeiptr length = vertex_store->used * sizeof(GLfloat) - - vertex_store->bufferobj->Offset; + - vertex_store->bufferobj->Mappings[MAP_INTERNAL].Offset; /* Explicitly flush the region we wrote to */ ctx->Driver.FlushMappedBufferRange(ctx, offset, length, - vertex_store->bufferobj); + vertex_store->bufferobj, + MAP_INTERNAL); - ctx->Driver.UnmapBuffer(ctx, vertex_store->bufferobj); + ctx->Driver.UnmapBuffer(ctx, vertex_store->bufferobj, MAP_INTERNAL); } vertex_store->buffer = NULL; } @@ -1118,6 +1120,7 @@ _save_OBE_DrawElements(GLenum mode, GLsizei count, GLenum type, { GET_CURRENT_CONTEXT(ctx); struct vbo_save_context *save = &vbo_context(ctx)->save; + struct gl_buffer_object *indexbuf = ctx->Array.VAO->IndexBufferObj; GLint i; if (!_mesa_is_valid_prim_mode(ctx, mode)) { @@ -1140,9 +1143,9 @@ _save_OBE_DrawElements(GLenum mode, GLsizei count, GLenum type, _ae_map_vbos(ctx); - if (_mesa_is_bufferobj(ctx->Array.VAO->IndexBufferObj)) + if (_mesa_is_bufferobj(indexbuf)) indices = - ADD_POINTERS(ctx->Array.VAO->IndexBufferObj->Pointer, indices); + ADD_POINTERS(indexbuf->Mappings[MAP_INTERNAL].Pointer, indices); vbo_save_NotifyBegin(ctx, (mode | VBO_SAVE_PRIM_WEAK | VBO_SAVE_PRIM_NO_CURRENT_UPDATE)); diff --git a/src/mesa/vbo/vbo_save_draw.c b/src/mesa/vbo/vbo_save_draw.c index 4b13cc4e5d0..89fd30e0fb1 100644 --- a/src/mesa/vbo/vbo_save_draw.c +++ b/src/mesa/vbo/vbo_save_draw.c @@ -225,7 +225,8 @@ vbo_save_loopback_vertex_list(struct gl_context *ctx, ctx->Driver.MapBufferRange(ctx, 0, list->vertex_store->bufferobj->Size, GL_MAP_READ_BIT, /* ? */ - list->vertex_store->bufferobj); + list->vertex_store->bufferobj, + MAP_INTERNAL); vbo_loopback_vertex_list(ctx, (const GLfloat *)(buffer + list->buffer_offset), @@ -235,7 +236,8 @@ vbo_save_loopback_vertex_list(struct gl_context *ctx, list->wrap_count, list->vertex_size); - ctx->Driver.UnmapBuffer(ctx, list->vertex_store->bufferobj); + ctx->Driver.UnmapBuffer(ctx, list->vertex_store->bufferobj, + MAP_INTERNAL); } diff --git a/src/mesa/vbo/vbo_split_copy.c b/src/mesa/vbo/vbo_split_copy.c index 4332ef2e6d7..719ad651a89 100644 --- a/src/mesa/vbo/vbo_split_copy.c +++ b/src/mesa/vbo/vbo_split_copy.c @@ -451,11 +451,14 @@ replay_init( struct copy_context *copy ) copy->varying[j].size = attr_size(copy->array[i]); copy->vertex_size += attr_size(copy->array[i]); - if (_mesa_is_bufferobj(vbo) && !_mesa_bufferobj_mapped(vbo)) - ctx->Driver.MapBufferRange(ctx, 0, vbo->Size, GL_MAP_READ_BIT, vbo); + if (_mesa_is_bufferobj(vbo) && + !_mesa_bufferobj_mapped(vbo, MAP_INTERNAL)) + ctx->Driver.MapBufferRange(ctx, 0, vbo->Size, GL_MAP_READ_BIT, vbo, + MAP_INTERNAL); - copy->varying[j].src_ptr = ADD_POINTERS(vbo->Pointer, - copy->array[i]->Ptr); + copy->varying[j].src_ptr = + ADD_POINTERS(vbo->Mappings[MAP_INTERNAL].Pointer, + copy->array[i]->Ptr); copy->dstarray_ptr[i] = ©->varying[j].dstarray; } @@ -466,12 +469,13 @@ replay_init( struct copy_context *copy ) * do it internally. */ if (_mesa_is_bufferobj(copy->ib->obj) && - !_mesa_bufferobj_mapped(copy->ib->obj)) + !_mesa_bufferobj_mapped(copy->ib->obj, MAP_INTERNAL)) ctx->Driver.MapBufferRange(ctx, 0, copy->ib->obj->Size, GL_MAP_READ_BIT, - copy->ib->obj); + copy->ib->obj, MAP_INTERNAL); - srcptr = (const GLubyte *) ADD_POINTERS(copy->ib->obj->Pointer, - copy->ib->ptr); + srcptr = (const GLubyte *) + ADD_POINTERS(copy->ib->obj->Mappings[MAP_INTERNAL].Pointer, + copy->ib->ptr); switch (copy->ib->type) { case GL_UNSIGNED_BYTE: @@ -572,15 +576,15 @@ replay_finish( struct copy_context *copy ) */ for (i = 0; i < copy->nr_varying; i++) { struct gl_buffer_object *vbo = copy->varying[i].array->BufferObj; - if (_mesa_is_bufferobj(vbo) && _mesa_bufferobj_mapped(vbo)) - ctx->Driver.UnmapBuffer(ctx, vbo); + if (_mesa_is_bufferobj(vbo) && _mesa_bufferobj_mapped(vbo, MAP_INTERNAL)) + ctx->Driver.UnmapBuffer(ctx, vbo, MAP_INTERNAL); } /* Unmap index buffer: */ if (_mesa_is_bufferobj(copy->ib->obj) && - _mesa_bufferobj_mapped(copy->ib->obj)) { - ctx->Driver.UnmapBuffer(ctx, copy->ib->obj); + _mesa_bufferobj_mapped(copy->ib->obj, MAP_INTERNAL)) { + ctx->Driver.UnmapBuffer(ctx, copy->ib->obj, MAP_INTERNAL); } } -- 2.11.0