On machines that lack an LLC the pm-caching subtest will
terminate with sigbus and thus CRASH during the
I915_CACHING_CACHED iteration. This patch adds a check for
this condition and skips that iteration.
Signed-off-by: David Weinehall <david.weineh...@linux.intel.com>
---
tests/pm_rpm.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/tests/pm_rpm.c b/tests/pm_rpm.c
index 2aa6c1018aa2..c25252eafad0 100644
--- a/tests/pm_rpm.c
+++ b/tests/pm_rpm.c
@@ -1813,6 +1813,16 @@ static void pm_test_caching(void)
gem_buf = gem_mmap__gtt(drm_fd, handle, gtt_obj_max_size, PROT_WRITE);
for (i = 0; i < ARRAY_SIZE(cache_levels); i++) {
+ /*
+ * Skip the I915_CACHING_CACHED test
+ * if we lack an LLC cache
+ */
+ if (cache_levels[i] == I915_CACHING_CACHED &&
+ !gem_has_llc(drm_fd)) {
+ igt_debug("!gem_has_llc(); skipping\n");
+ continue;
+ }
+
memset(gem_buf, 16 << i, gtt_obj_max_size);
disable_all_screens_and_wait(&ms_data);
--
2.7.0
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