diff options
| -rw-r--r-- | src/intel/tools/aubinator.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/intel/tools/aubinator.c b/src/intel/tools/aubinator.c index 0d4b3f944f4..78682c571c7 100644 --- a/src/intel/tools/aubinator.c +++ b/src/intel/tools/aubinator.c @@ -790,7 +790,25 @@ parse_commands(struct gen_spec *spec, uint32_t *cmds, int size, int engine) else start = p[1]; - parse_commands(spec, gtt + start, 1 << 20, engine); + if (p[0] & (1 << 22)) { + /* MI_BATCH_BUFFER_START with "2nd Level Batch Buffer" set acts + * like a subroutine call. Commands that come afterwards get + * processed once the 2nd level batch buffer returns with + * MI_BATCH_BUFFER_END. + */ + parse_commands(spec, gtt + start, gtt_end - start, engine); + } else { + /* MI_BATCH_BUFFER_START with "2nd Level Batch Buffer" unset acts + * like a goto. Nothing after it will ever get processed. In + * order to prevent the recursion from growing, we just reset the + * loop and continue; + */ + p = gtt + start; + /* We don't know where secondaries end so use the GTT end */ + end = gtt + gtt_end; + length = 0; + continue; + } } else if ((p[0] & 0xffff0000) == AUB_MI_BATCH_BUFFER_END) { break; } |