diff options
Diffstat (limited to 'tests/pm_pc8.c')
| -rw-r--r-- | tests/pm_pc8.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/pm_pc8.c b/tests/pm_pc8.c index 7ae0dd25..e0f91388 100644 --- a/tests/pm_pc8.c +++ b/tests/pm_pc8.c @@ -1391,6 +1391,21 @@ static void gem_idle_subtest(void) gem_quiescent_gpu(drm_fd); } +/* This also triggered WARNs on dmesg at some point. */ +static void reg_read_ioctl_subtest(void) +{ + struct drm_i915_reg_read rr = { + .offset = 0x2358, /* render ring timestamp */ + }; + + disable_all_screens(&ms_data); + igt_assert(wait_for_suspended()); + + do_ioctl(drm_fd, DRM_IOCTL_I915_REG_READ, &rr); + + igt_assert(wait_for_suspended()); +} + int main(int argc, char *argv[]) { int rounds = 50; @@ -1434,6 +1449,8 @@ int main(int argc, char *argv[]) gem_idle_subtest(); /* Misc */ + igt_subtest("reg-read-ioctl") + reg_read_ioctl_subtest(); igt_subtest("i2c") i2c_subtest(); igt_subtest("pc8-residency") |