diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/dm/clk_ccf.c | 57 | ||||
| -rw-r--r-- | test/dm/core.c | 160 |
2 files changed, 217 insertions, 0 deletions
diff --git a/test/dm/clk_ccf.c b/test/dm/clk_ccf.c index 32bc4d2b8a0..e4ebb93cdad 100644 --- a/test/dm/clk_ccf.c +++ b/test/dm/clk_ccf.c @@ -22,6 +22,10 @@ static int dm_test_clk_ccf(struct unit_test_state *uts) struct udevice *dev; long long rate; int ret; +#if CONFIG_IS_ENABLED(CLK_CCF) + const char *clkname; + int clkid, i; +#endif /* Get the device using the clk device */ ut_assertok(uclass_get_device_by_name(UCLASS_CLK, "clk-ccf", &dev)); @@ -130,6 +134,59 @@ static int dm_test_clk_ccf(struct unit_test_state *uts) ret = sandbox_clk_enable_count(pclk); ut_asserteq(ret, 0); + + /* Test clock re-parenting. */ + ret = clk_get_by_id(SANDBOX_CLK_USDHC1_SEL, &clk); + ut_assertok(ret); + ut_asserteq_str("usdhc1_sel", clk->dev->name); + + pclk = clk_get_parent(clk); + ut_assertok_ptr(pclk); + if (!strcmp(pclk->dev->name, "pll3_60m")) { + clkname = "pll3_80m"; + clkid = SANDBOX_CLK_PLL3_80M; + } else { + clkname = "pll3_60m"; + clkid = SANDBOX_CLK_PLL3_60M; + } + + ret = clk_get_by_id(clkid, &pclk); + ut_assertok(ret); + ret = clk_set_parent(clk, pclk); + ut_assertok(ret); + pclk = clk_get_parent(clk); + ut_assertok_ptr(pclk); + ut_asserteq_str(clkname, pclk->dev->name); + + /* Test disabling critical clock. */ + ret = clk_get_by_id(SANDBOX_CLK_I2C_ROOT, &clk); + ut_assertok(ret); + ut_asserteq_str("i2c_root", clk->dev->name); + + /* Disable it, if any. */ + ret = sandbox_clk_enable_count(clk); + for (i = 0; i < ret; i++) { + ret = clk_disable(clk); + ut_assertok(ret); + } + + ret = sandbox_clk_enable_count(clk); + ut_asserteq(ret, 0); + + clk->flags = CLK_IS_CRITICAL; + ret = clk_enable(clk); + ut_assertok(ret); + + ret = clk_disable(clk); + ut_assertok(ret); + ret = sandbox_clk_enable_count(clk); + ut_asserteq(ret, 1); + clk->flags &= ~CLK_IS_CRITICAL; + + ret = clk_disable(clk); + ut_assertok(ret); + ret = sandbox_clk_enable_count(clk); + ut_asserteq(ret, 0); #endif return 1; diff --git a/test/dm/core.c b/test/dm/core.c index 8ed5bf73705..6f380a574cf 100644 --- a/test/dm/core.c +++ b/test/dm/core.c @@ -643,6 +643,166 @@ static int dm_test_children(struct unit_test_state *uts) } DM_TEST(dm_test_children, 0); +static int dm_test_device_reparent(struct unit_test_state *uts) +{ + struct dm_test_state *dms = uts->priv; + struct udevice *top[NODE_COUNT]; + struct udevice *child[NODE_COUNT]; + struct udevice *grandchild[NODE_COUNT]; + struct udevice *dev; + int total; + int ret; + int i; + + /* We don't care about the numbering for this test */ + dms->skip_post_probe = 1; + + ut_assert(NODE_COUNT > 5); + + /* First create 10 top-level children */ + ut_assertok(create_children(uts, dms->root, NODE_COUNT, 0, top)); + + /* Now a few have their own children */ + ut_assertok(create_children(uts, top[2], NODE_COUNT, 2, NULL)); + ut_assertok(create_children(uts, top[5], NODE_COUNT, 5, child)); + + /* And grandchildren */ + for (i = 0; i < NODE_COUNT; i++) + ut_assertok(create_children(uts, child[i], NODE_COUNT, 50 * i, + i == 2 ? grandchild : NULL)); + + /* Check total number of devices */ + total = NODE_COUNT * (3 + NODE_COUNT); + ut_asserteq(total, dm_testdrv_op_count[DM_TEST_OP_BIND]); + + /* Probe everything */ + for (i = 0; i < total; i++) + ut_assertok(uclass_get_device(UCLASS_TEST, i, &dev)); + + /* Re-parent top-level children with no grandchildren. */ + ut_assertok(device_reparent(top[3], top[0])); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_reparent(top[4], top[0])); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + /* Re-parent top-level children with grandchildren. */ + ut_assertok(device_reparent(top[2], top[0])); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_reparent(top[5], top[2])); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + /* Re-parent grandchildren. */ + ut_assertok(device_reparent(grandchild[0], top[1])); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_reparent(grandchild[1], top[1])); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + /* Remove re-pareneted devices. */ + ut_assertok(device_remove(top[3], DM_REMOVE_NORMAL)); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_remove(top[4], DM_REMOVE_NORMAL)); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_remove(top[5], DM_REMOVE_NORMAL)); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_remove(top[2], DM_REMOVE_NORMAL)); + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_remove(grandchild[0], DM_REMOVE_NORMAL)); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + ut_assertok(device_remove(grandchild[1], DM_REMOVE_NORMAL)); + /* try to get devices */ + for (ret = uclass_find_first_device(UCLASS_TEST, &dev); + dev; + ret = uclass_find_next_device(&dev)) { + ut_assert(!ret); + ut_assertnonnull(dev); + } + + /* Try the same with unbind */ + ut_assertok(device_unbind(top[3])); + ut_assertok(device_unbind(top[4])); + ut_assertok(device_unbind(top[5])); + ut_assertok(device_unbind(top[2])); + + ut_assertok(device_unbind(grandchild[0])); + ut_assertok(device_unbind(grandchild[1])); + + return 0; +} +DM_TEST(dm_test_device_reparent, 0); + /* Test that pre-relocation devices work as expected */ static int dm_test_pre_reloc(struct unit_test_state *uts) { |