diff options
Diffstat (limited to 'src/gallium/drivers/ilo/ilo_builder.h')
| -rw-r--r-- | src/gallium/drivers/ilo/ilo_builder.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/gallium/drivers/ilo/ilo_builder.h b/src/gallium/drivers/ilo/ilo_builder.h index 38b1c836840..102f11a1853 100644 --- a/src/gallium/drivers/ilo/ilo_builder.h +++ b/src/gallium/drivers/ilo/ilo_builder.h @@ -312,6 +312,23 @@ ilo_builder_dynamic_write(struct ilo_builder *builder, return offset; } +/** + * Reserve some space from the top (for prefetches). + */ +static inline void +ilo_builder_dynamic_pad_top(struct ilo_builder *builder, unsigned len) +{ + const enum ilo_builder_writer_type which = ILO_BUILDER_WRITER_BATCH; + const unsigned size = len << 2; + struct ilo_builder_writer *writer = &builder->writers[which]; + + if (writer->stolen < size) { + ilo_builder_writer_reserve_top(builder, which, + 1, size - writer->stolen); + writer->stolen = size; + } +} + static inline unsigned ilo_builder_dynamic_used(const struct ilo_builder *builder) { |