static void
mm_buffer_fence(struct pb_buffer *buf,
struct pipe_fence_handle *fence)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
pb_fence(mm->buffer, fence);
}
static enum pipe_error
mm_buffer_validate(struct pb_buffer *buf,
struct pb_validate *vl,
unsigned flags)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
return pb_validate(mm->buffer, vl, flags);
}
static void *
mm_buffer_map(struct pb_buffer *buf,
unsigned flags)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
return (unsigned char *) mm->map + mm_buf->block->ofs;
}
static void
mm_buffer_get_base_buffer(struct pb_buffer *buf,
struct pb_buffer **base_buf,
pb_size *offset)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
pb_get_base_buffer(mm->buffer, base_buf, offset);
*offset += mm_buf->block->ofs;
}
static void *
mm_buffer_map(struct pb_buffer *buf,
unsigned flags,
void *flush_ctx)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
/* XXX: it will be necessary to remap here to propagate flush_ctx */
return (unsigned char *) mm->map + mm_buf->block->ofs;
}
static void
mm_buffer_destroy(struct pb_buffer *buf)
{
struct mm_buffer *mm_buf = mm_buffer(buf);
struct mm_pb_manager *mm = mm_buf->mgr;
assert(!pipe_is_referenced(&mm_buf->base.reference));
mtx_lock(&mm->mutex);
u_mmFreeMem(mm_buf->block);
FREE(mm_buf);
mtx_unlock(&mm->mutex);
}