diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-08 11:18:28 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-01-16 14:52:50 +0000 |
| commit | fa612075690552d9841c901c0f271e1595aacfe8 (patch) | |
| tree | 6ee9d5211426ac7f7dcb44d665849c72f75c8efa | |
| parent | 08ac42b8c6892a9c8447ceefd931bc4394bef8fb (diff) | |
igt/drv_missed_irq: Skip if the kernel reports no rings available to test
Some setups (e.g. guc and gen10+) can not disable the MI_USER_INTERRUPT
generation and so can not simulate missed interrupts. These tests would
fail, so skip when the kernel reports no tests available.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
| -rw-r--r-- | lib/igt_gt.c | 2 | ||||
| -rw-r--r-- | tests/i915/missed_irq.c | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/lib/igt_gt.c b/lib/igt_gt.c index a2061924..dd28d821 100644 --- a/lib/igt_gt.c +++ b/lib/igt_gt.c @@ -535,7 +535,7 @@ unsigned intel_detect_and_clear_missed_interrupts(int fd) dir = igt_debugfs_dir(fd); missed = 0; - igt_assert(igt_sysfs_scanf(dir, "i915_ring_missed_irq", "%x", &missed) == 1); + igt_sysfs_scanf(dir, "i915_ring_missed_irq", "%x", &missed); if (missed) igt_sysfs_set(dir, "i915_ring_missed_irq", "0"); diff --git a/tests/i915/missed_irq.c b/tests/i915/missed_irq.c index 78690c36..cade3f37 100644 --- a/tests/i915/missed_irq.c +++ b/tests/i915/missed_irq.c @@ -113,6 +113,7 @@ igt_simple_main debugfs = igt_debugfs_dir(device); expect_rings = engine_mask(debugfs); + igt_require(expect_rings); igt_debug("Clearing rings %x\n", expect_rings); intel_detect_and_clear_missed_interrupts(device); |