diff --git a/src/panfrost/lib/genxml/decode.c b/src/panfrost/lib/genxml/decode.c index 1b03fd222ea..1bdf25118e2 100644 --- a/src/panfrost/lib/genxml/decode.c +++ b/src/panfrost/lib/genxml/decode.c @@ -33,6 +33,7 @@ #include #include "decode.h" +#include "util/set.h" #include "midgard/disassemble.h" #include "bifrost/disassemble.h" #include "bifrost/valhall/disassemble.h" @@ -1138,9 +1139,21 @@ GENX(pandecode_jc)(mali_ptr jc_gpu_va, unsigned gpu_id) { pandecode_dump_file_open(); + struct set *va_set = _mesa_pointer_set_create(NULL); + struct set_entry *entry = NULL; + mali_ptr next_job = 0; do { + struct pandecode_mapped_memory *mem = + pandecode_find_mapped_gpu_mem_containing(jc_gpu_va); + + entry = _mesa_set_search(va_set, mem->addr); + if (entry != NULL) { + fprintf(stdout, "Job list has a cycle\n"); + break; + } + pan_unpack(PANDECODE_PTR(jc_gpu_va, struct mali_job_header_packed), JOB_HEADER, h); next_job = h.next; @@ -1189,8 +1202,14 @@ GENX(pandecode_jc)(mali_ptr jc_gpu_va, unsigned gpu_id) default: break; } + + /* Add the latest visited job GPU VA to avoid cycles */ + _mesa_set_add(va_set, mem->addr); + } while ((jc_gpu_va = next_job)); + _mesa_set_destroy(va_set, NULL); + fflush(pandecode_dump_stream); pandecode_map_read_write(); }