dm: test: Add a test for DM_UC_FLAG_NO_AUTO_SEQ

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

View File

@ -37,6 +37,7 @@
testfdt3 = "/b-test";
testfdt5 = "/some-bus/c-test@5";
testfdt8 = "/a-test";
testfdtm1 = &testfdtm1;
fdt-dummy0 = "/translation-test@8000/dev@0,0";
fdt-dummy1 = "/translation-test@8000/dev@1,100";
fdt-dummy2 = "/translation-test@8000/dev@2,200";
@ -917,6 +918,18 @@
idle-state = <0xabcd>;
};
testfdtm0 {
compatible = "denx,u-boot-fdtm-test";
};
testfdtm1: testfdtm1 {
compatible = "denx,u-boot-fdtm-test";
};
testfdtm2 {
compatible = "denx,u-boot-fdtm-test";
};
timer@0 {
compatible = "sandbox,timer";
clock-frequency = <1000000>;

View File

@ -16,6 +16,7 @@ enum uclass_id {
UCLASS_DEMO,
UCLASS_TEST,
UCLASS_TEST_FDT,
UCLASS_TEST_FDT_MANUAL,
UCLASS_TEST_BUS,
UCLASS_TEST_PROBE,
UCLASS_TEST_DUMMY,

View File

@ -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)
{