lib: Handle chamelium failures gracefully

Don't cause CI to abort a run if an _unrelated_ fixture checks for a
display and chamelium is dead.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 37 insertions, 17 deletions

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 3f879033..86569868 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -1922,6 +1922,40 @@ __get_crtc_mask_for_pipe(drmModeRes *resources, igt_pipe_t *pipe)
 	return (1 << offset);
 }
 
+static bool chamelium_ok(int drm_fd)
+{
+	bool ok = true;
+#ifdef HAVE_CHAMELIUM
+	struct chamelium *chamelium;
+
+	chamelium = chamelium_init_rpc_only();
+	if (chamelium) {
+		ok = false;
+
+		if (!chamelium_wait_reachable(chamelium, 20)) {
+			igt_debug("cannot reach the configured chamelium!\n");
+			goto out;
+		}
+
+		if (!chamelium_plug_all(chamelium)) {
+			igt_debug("failed to plug all the chamelium ports!\n");
+			goto out;
+		}
+
+		if (!chamelium_wait_all_configured_ports_connected(chamelium, drm_fd)) {
+			igt_debug("not all configured chamelium ports are connected!\n");
+			goto out;
+		}
+
+		ok = true;
+out:
+		chamelium_deinit_rpc_only(chamelium);
+	}
+#endif
+
+	return ok;
+}
+
 /**
  * igt_display_require:
  * @display: a pointer to an #igt_display_t structure
@@ -1944,6 +1978,9 @@ void igt_display_require(igt_display_t *display, int drm_fd)
 
 	LOG_INDENT(display, "init");
 
+	if (!chamelium_ok(drm_fd))
+		goto out;
+
 	display->drm_fd = drm_fd;
 	is_i915_dev = is_i915_device(drm_fd);
 
@@ -1953,23 +1990,6 @@ void igt_display_require(igt_display_t *display, int drm_fd)
 	if (!resources)
 		goto out;
 
-#ifdef HAVE_CHAMELIUM
-	{
-		struct chamelium *chamelium;
-
-		chamelium = chamelium_init_rpc_only();
-		if (chamelium) {
-			igt_abort_on_f(!chamelium_wait_reachable(chamelium, 20),
-				       "cannot reach the configured chamelium!\n");
-			igt_abort_on_f(!chamelium_plug_all(chamelium),
-				       "failed to plug all the chamelium ports!\n");
-			igt_abort_on_f(!chamelium_wait_all_configured_ports_connected(chamelium, drm_fd),
-				       "not all configured chamelium ports are connected!\n");
-			chamelium_deinit_rpc_only(chamelium);
-		}
-	}
-#endif
-
 	/*
 	 * With non-contiguous pipes display, crtc mapping is not always same
 	 * as pipe mapping, In i915 pipe is enum id of i915's crtc object.