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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /drivers/of/unittest.c
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/of/unittest.c')
-rw-r--r--drivers/of/unittest.c89
1 files changed, 86 insertions, 3 deletions
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index f278def7ef..d7593bde2d 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -50,6 +50,12 @@ static struct unittest_results {
failed; \
})
+#ifdef CONFIG_OF_KOBJ
+#define OF_KREF_READ(NODE) kref_read(&(NODE)->kobj.kref)
+#else
+#define OF_KREF_READ(NODE) 1
+#endif
+
/*
* Expected message may have a message level other than KERN_INFO.
* Print the expected message only if the current loglevel will allow
@@ -570,7 +576,7 @@ static void __init of_unittest_parse_phandle_with_args_map(void)
pr_err("missing testcase data\n");
return;
}
- prefs[i] = kref_read(&p[i]->kobj.kref);
+ prefs[i] = OF_KREF_READ(p[i]);
}
rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells");
@@ -693,9 +699,9 @@ static void __init of_unittest_parse_phandle_with_args_map(void)
unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc);
for (i = 0; i < ARRAY_SIZE(p); ++i) {
- unittest(prefs[i] == kref_read(&p[i]->kobj.kref),
+ unittest(prefs[i] == OF_KREF_READ(p[i]),
"provider%d: expected:%d got:%d\n",
- i, prefs[i], kref_read(&p[i]->kobj.kref));
+ i, prefs[i], OF_KREF_READ(p[i]));
of_node_put(p[i]);
}
}
@@ -1198,6 +1204,82 @@ static void __init of_unittest_reg(void)
of_node_put(np);
}
+struct of_unittest_expected_res {
+ int index;
+ struct resource res;
+};
+
+static void __init of_unittest_check_addr(const char *node_path,
+ const struct of_unittest_expected_res *tab_exp,
+ unsigned int tab_exp_count)
+{
+ const struct of_unittest_expected_res *expected;
+ struct device_node *np;
+ struct resource res;
+ unsigned int count;
+ int ret;
+
+ if (!IS_ENABLED(CONFIG_OF_ADDRESS))
+ return;
+
+ np = of_find_node_by_path(node_path);
+ if (!np) {
+ pr_err("missing testcase data (%s)\n", node_path);
+ return;
+ }
+
+ expected = tab_exp;
+ count = tab_exp_count;
+ while (count--) {
+ ret = of_address_to_resource(np, expected->index, &res);
+ unittest(!ret, "of_address_to_resource(%pOF, %d) returned error %d\n",
+ np, expected->index, ret);
+ unittest(resource_type(&res) == resource_type(&expected->res) &&
+ res.start == expected->res.start &&
+ resource_size(&res) == resource_size(&expected->res),
+ "of_address_to_resource(%pOF, %d) wrong resource %pR, expected %pR\n",
+ np, expected->index, &res, &expected->res);
+ expected++;
+ }
+
+ of_node_put(np);
+}
+
+static const struct of_unittest_expected_res of_unittest_reg_2cell_expected_res[] = {
+ {.index = 0, .res = DEFINE_RES_MEM(0xa0a01000, 0x100) },
+ {.index = 1, .res = DEFINE_RES_MEM(0xa0a02000, 0x100) },
+ {.index = 2, .res = DEFINE_RES_MEM(0xc0c01000, 0x100) },
+ {.index = 3, .res = DEFINE_RES_MEM(0xd0d01000, 0x100) },
+};
+
+static const struct of_unittest_expected_res of_unittest_reg_3cell_expected_res[] = {
+ {.index = 0, .res = DEFINE_RES_MEM(0xa0a01000, 0x100) },
+ {.index = 1, .res = DEFINE_RES_MEM(0xa0b02000, 0x100) },
+ {.index = 2, .res = DEFINE_RES_MEM(0xc0c01000, 0x100) },
+ {.index = 3, .res = DEFINE_RES_MEM(0xc0c09000, 0x100) },
+ {.index = 4, .res = DEFINE_RES_MEM(0xd0d01000, 0x100) },
+};
+
+static const struct of_unittest_expected_res of_unittest_reg_pci_expected_res[] = {
+ {.index = 0, .res = DEFINE_RES_MEM(0xe8001000, 0x1000) },
+ {.index = 1, .res = DEFINE_RES_MEM(0xea002000, 0x2000) },
+};
+
+static void __init of_unittest_translate_addr(void)
+{
+ of_unittest_check_addr("/testcase-data/address-tests2/bus-2cell@10000000/device@100000",
+ of_unittest_reg_2cell_expected_res,
+ ARRAY_SIZE(of_unittest_reg_2cell_expected_res));
+
+ of_unittest_check_addr("/testcase-data/address-tests2/bus-3cell@20000000/local-bus@100000/device@f1001000",
+ of_unittest_reg_3cell_expected_res,
+ ARRAY_SIZE(of_unittest_reg_3cell_expected_res));
+
+ of_unittest_check_addr("/testcase-data/address-tests2/pcie@d1070000/pci@0,0/dev@0,0/local-bus@0/dev@e0000000",
+ of_unittest_reg_pci_expected_res,
+ ARRAY_SIZE(of_unittest_reg_pci_expected_res));
+}
+
static void __init of_unittest_parse_interrupts(void)
{
struct device_node *np;
@@ -4046,6 +4128,7 @@ static int __init of_unittest(void)
of_unittest_bus_ranges();
of_unittest_bus_3cell_ranges();
of_unittest_reg();
+ of_unittest_translate_addr();
of_unittest_match_node();
of_unittest_platform_populate();
of_unittest_overlay();