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dm: test: Add a test for DM_UC_FLAG_NO_AUTO_SEQ

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Check that this flag operates as expected. This patch is not earlier in
this series since is uses the new behaviour of dev_seq().

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2020-12-16 21:20:27 -07:00
parent 981426e350
commit 93f44e8a8c
3 changed files with 56 additions and 0 deletions
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42
test/dm/test-fdt.c
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@@ -126,6 +126,23 @@ UCLASS_DRIVER(testfdt) = {
.flags = DM_UC_FLAG_SEQ_ALIAS,
};
static const struct udevice_id testfdtm_ids[] = {
{ .compatible = "denx,u-boot-fdtm-test" },
{ }
};
U_BOOT_DRIVER(testfdtm_drv) = {
.name = "testfdtm_drv",
.of_match = testfdtm_ids,
.id = UCLASS_TEST_FDT_MANUAL,
};
UCLASS_DRIVER(testfdtm) = {
.name = "testfdtm",
.id = UCLASS_TEST_FDT_MANUAL,
.flags = DM_UC_FLAG_SEQ_ALIAS | DM_UC_FLAG_NO_AUTO_SEQ,
};
struct dm_testprobe_pdata {
int probe_err;
};
@@ -399,6 +416,31 @@ static int dm_test_fdt_uclass_seq(struct unit_test_state *uts)
}
DM_TEST(dm_test_fdt_uclass_seq, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* More tests for sequence numbers */
static int dm_test_fdt_uclass_seq_manual(struct unit_test_state *uts)
{
struct udevice *dev;
/*
* Since DM_UC_FLAG_NO_AUTO_SEQ is set for this uclass, only testfdtm1
* should get a sequence number assigned
*/
ut_assertok(uclass_get_device(UCLASS_TEST_FDT_MANUAL, 0, &dev));
ut_asserteq_str("testfdtm0", dev->name);
ut_asserteq(-1, dev_seq(dev));
ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT_MANUAL, 1, &dev));
ut_asserteq_str("testfdtm1", dev->name);
ut_asserteq(1, dev_seq(dev));
ut_assertok(uclass_get_device(UCLASS_TEST_FDT_MANUAL, 2, &dev));
ut_asserteq_str("testfdtm2", dev->name);
ut_asserteq(-1, dev_seq(dev));
return 0;
}
DM_TEST(dm_test_fdt_uclass_seq_manual, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
/* Test that we can find a device by device tree offset */
static int dm_test_fdt_offset(struct unit_test_state *uts)
{