From 89152791e2ebde5e05c51fc070e3eaa462701f74 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Tue, 20 May 2014 14:42:12 +0200 Subject: [PATCH] tests/kms_flip: Add vblank vs. gpu hang testcase Currently broken :( Signed-off-by: Daniel Vetter --- tests/kms_flip.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/tests/kms_flip.c b/tests/kms_flip.c index f2ec9ef..634b627 100644 --- a/tests/kms_flip.c +++ b/tests/kms_flip.c @@ -75,6 +75,7 @@ #define TEST_SUSPEND (1 << 26) #define TEST_TS_CONT (1 << 27) #define TEST_BO_TOOBIG (1 << 28) +#define TEST_HANG_ONCE (1 << 29) #define EVENT_FLIP (1 << 0) #define EVENT_VBLANK (1 << 1) @@ -1174,6 +1175,12 @@ static unsigned int wait_for_events(struct test_output *o) static unsigned event_loop(struct test_output *o, unsigned duration_ms) { unsigned long start, end; + uint32_t hang = 0; /* Suppress GCC warning */ + + if (o->flags & TEST_HANG_ONCE) { + hang = hang_gpu(drm_fd); + igt_assert_f(hang, "failed to exercise page flip hang recovery\n"); + } start = gettime_us(); @@ -1192,6 +1199,9 @@ static unsigned event_loop(struct test_output *o, unsigned duration_ms) end = gettime_us(); + if (hang) + unhang_gpu(drm_fd, hang); + /* Flush any remaining events */ if (o->pending_events) wait_for_events(o); @@ -1542,6 +1552,7 @@ int main(int argc, char **argv) TEST_CHECK_TS, "flip-vs-blocking-wf-vblank" }, { 30, TEST_FLIP | TEST_MODESET | TEST_HANG | TEST_NOEVENT, "flip-vs-modeset-vs-hang" }, { 30, TEST_FLIP | TEST_PAN | TEST_HANG, "flip-vs-panning-vs-hang" }, + { 30, TEST_VBLANK | TEST_HANG_ONCE, "vblank-vs-hang" }, { 1, TEST_FLIP | TEST_EINVAL | TEST_FB_BAD_TILING, "flip-vs-bad-tiling" }, { 1, TEST_DPMS_OFF | TEST_MODESET | TEST_FLIP, -- 2.7.4