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dm: core: Add a function to get a device's uclass ID

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This is useful to check which uclass a device is in.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
This commit is contained in:
Simon Glass 2015-01-25 08:27:04 -07:00
parent 0118ce7957
commit b367053102
3 changed files with 24 additions and 0 deletions
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11
test/dm/core.c
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@ -598,3 +598,14 @@ static int dm_test_uclass_before_ready(struct dm_test_state *dms)
}
DM_TEST(dm_test_uclass_before_ready, 0);
static int dm_test_device_get_uclass_id(struct dm_test_state *dms)
{
struct udevice *dev;
ut_assertok(uclass_get_device(UCLASS_TEST, 0, &dev));
ut_asserteq(UCLASS_TEST, device_get_uclass_id(dev));
return 0;
}
DM_TEST(dm_test_device_get_uclass_id, DM_TESTF_SCAN_PDATA);