diff options
Diffstat (limited to 'drivers/of/selftest.c')
| -rw-r--r-- | drivers/of/selftest.c | 54 |
1 files changed, 30 insertions, 24 deletions
diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c index f24ffd7088d..0eb5c38b4e0 100644 --- a/drivers/of/selftest.c +++ b/drivers/of/selftest.c @@ -2,7 +2,7 @@ * Self tests for device tree subsystem */ -#define pr_fmt(fmt) "### %s(): " fmt, __func__ +#define pr_fmt(fmt) "### dt-test ### " fmt #include <linux/clk.h> #include <linux/err.h> @@ -16,26 +16,30 @@ static bool selftest_passed = true; #define selftest(result, fmt, ...) { \ - selftest_passed &= (result); \ - if (!(result)) \ + if (!(result)) { \ pr_err("FAIL %s:%i " fmt, __FILE__, __LINE__, ##__VA_ARGS__); \ + selftest_passed = false; \ + } else { \ + pr_info("pass %s:%i\n", __FILE__, __LINE__); \ + } \ } static void __init of_selftest_parse_phandle_with_args(void) { struct device_node *np; struct of_phandle_args args; - int rc, i; - bool passed_all = true; + int i, rc; - pr_info("start\n"); np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); if (!np) { pr_err("missing testcase data\n"); return; } - for (i = 0; i < 7; i++) { + rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells"); + selftest(rc == 7, "of_count_phandle_with_args() returned %i, expected 7\n", rc); + + for (i = 0; i < 8; i++) { bool passed = true; rc = of_parse_phandle_with_args(np, "phandle-list", "#phandle-cells", i, &args); @@ -79,45 +83,47 @@ static void __init of_selftest_parse_phandle_with_args(void) passed &= (args.args[0] == (i + 1)); break; case 7: - passed &= (rc == -EINVAL); + passed &= (rc == -ENOENT); break; default: passed = false; } - if (!passed) { - int j; - pr_err("index %i - data error on node %s rc=%i regs=[", - i, args.np->full_name, rc); - for (j = 0; j < args.args_count; j++) - printk(" %i", args.args[j]); - printk(" ]\n"); - - passed_all = false; - } + selftest(passed, "index %i - data error on node %s rc=%i\n", + i, args.np->full_name, rc); } /* Check for missing list property */ rc = of_parse_phandle_with_args(np, "phandle-list-missing", "#phandle-cells", 0, &args); - passed_all &= (rc == -EINVAL); + selftest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); + rc = of_count_phandle_with_args(np, "phandle-list-missing", + "#phandle-cells"); + selftest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); /* Check for missing cells property */ rc = of_parse_phandle_with_args(np, "phandle-list", "#phandle-cells-missing", 0, &args); - passed_all &= (rc == -EINVAL); + selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + rc = of_count_phandle_with_args(np, "phandle-list", + "#phandle-cells-missing"); + selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); /* Check for bad phandle in list */ rc = of_parse_phandle_with_args(np, "phandle-list-bad-phandle", "#phandle-cells", 0, &args); - passed_all &= (rc == -EINVAL); + selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + rc = of_count_phandle_with_args(np, "phandle-list-bad-phandle", + "#phandle-cells"); + selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); /* Check for incorrectly formed argument list */ rc = of_parse_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells", 1, &args); - passed_all &= (rc == -EINVAL); - - pr_info("end - %s\n", passed_all ? "PASS" : "FAIL"); + selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + rc = of_count_phandle_with_args(np, "phandle-list-bad-args", + "#phandle-cells"); + selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); } static void __init of_selftest_property_match_string(void) |