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-rw-r--r--test/dm/bus.c46
-rw-r--r--test/dm/test-fdt.c7
2 files changed, 53 insertions, 0 deletions
diff --git a/test/dm/bus.c b/test/dm/bus.c
index c123ed7..faffe6a 100644
--- a/test/dm/bus.c
+++ b/test/dm/bus.c
@@ -53,6 +53,15 @@ static int testbus_child_pre_probe(struct udevice *dev)
return 0;
}
+static int testbus_child_pre_probe_uclass(struct udevice *dev)
+{
+ struct dm_test_priv *priv = dev_get_priv(dev);
+
+ priv->uclass_flag++;
+
+ return 0;
+}
+
static int testbus_child_post_remove(struct udevice *dev)
{
struct dm_test_parent_data *parent_data = dev_get_parentdata(dev);
@@ -91,6 +100,7 @@ UCLASS_DRIVER(testbus) = {
.name = "testbus",
.id = UCLASS_TEST_BUS,
.flags = DM_UC_FLAG_SEQ_ALIAS,
+ .child_pre_probe = testbus_child_pre_probe_uclass,
};
/* Test that we can probe for children */
@@ -469,3 +479,39 @@ static int dm_test_bus_child_post_bind_uclass(struct dm_test_state *dms)
}
DM_TEST(dm_test_bus_child_post_bind_uclass,
DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/*
+ * Test that the bus' uclass' child_pre_probe() is called before the
+ * device's probe() method
+ */
+static int dm_test_bus_child_pre_probe_uclass(struct dm_test_state *dms)
+{
+ struct udevice *bus, *dev;
+ int child_count;
+
+ /*
+ * See testfdt_drv_probe() which effectively checks that the uclass
+ * flag is set before that method is called
+ */
+ ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus));
+ for (device_find_first_child(bus, &dev), child_count = 0;
+ dev;
+ device_find_next_child(&dev)) {
+ struct dm_test_priv *priv = dev_get_priv(dev);
+
+ /* Check that things happened in the right order */
+ ut_asserteq_ptr(NULL, priv);
+ ut_assertok(device_probe(dev));
+
+ priv = dev_get_priv(dev);
+ ut_assert(priv != NULL);
+ ut_asserteq(1, priv->uclass_flag);
+ ut_asserteq(1, priv->uclass_total);
+ child_count++;
+ }
+ ut_asserteq(3, child_count);
+
+ return 0;
+}
+DM_TEST(dm_test_bus_child_pre_probe_uclass,
+ DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
diff --git a/test/dm/test-fdt.c b/test/dm/test-fdt.c
index dfcb3af..b8ee959 100644
--- a/test/dm/test-fdt.c
+++ b/test/dm/test-fdt.c
@@ -51,6 +51,13 @@ static int testfdt_drv_probe(struct udevice *dev)
priv->ping_total += DM_TEST_START_TOTAL;
+ /*
+ * If this device is on a bus, the uclass_flag will be set before
+ * calling this function. This is used by
+ * dm_test_bus_child_pre_probe_uclass().
+ */
+ priv->uclass_total += priv->uclass_flag;
+
return 0;
}