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path: root/tools/testing/selftests/alsa/mixer-test.c
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Diffstat (limited to 'tools/testing/selftests/alsa/mixer-test.c')
-rw-r--r--tools/testing/selftests/alsa/mixer-test.c143
1 files changed, 88 insertions, 55 deletions
diff --git a/tools/testing/selftests/alsa/mixer-test.c b/tools/testing/selftests/alsa/mixer-test.c
index 1c04e5f638a0..2a4b2662035e 100644
--- a/tools/testing/selftests/alsa/mixer-test.c
+++ b/tools/testing/selftests/alsa/mixer-test.c
@@ -33,6 +33,8 @@
struct card_data {
snd_ctl_t *handle;
int card;
+ snd_ctl_card_info_t *info;
+ const char *card_name;
struct pollfd pollfd;
int num_ctls;
snd_ctl_elem_list_t *ctls;
@@ -91,8 +93,26 @@ static void find_controls(void)
err = snd_card_get_longname(card, &card_longname);
if (err != 0)
card_longname = "Unknown";
- ksft_print_msg("Card %d - %s (%s)\n", card,
- card_name, card_longname);
+
+ err = snd_ctl_card_info_malloc(&card_data->info);
+ if (err != 0)
+ ksft_exit_fail_msg("Failed to allocate card info: %d\n",
+ err);
+
+ err = snd_ctl_card_info(card_data->handle, card_data->info);
+ if (err == 0) {
+ card_data->card_name = snd_ctl_card_info_get_id(card_data->info);
+ if (!card_data->card_name)
+ ksft_print_msg("Failed to get card ID\n");
+ } else {
+ ksft_print_msg("Failed to get card info: %d\n", err);
+ }
+
+ if (!card_data->card_name)
+ card_data->card_name = "Unknown";
+
+ ksft_print_msg("Card %d/%s - %s (%s)\n", card,
+ card_data->card_name, card_name, card_longname);
/* Count controls */
snd_ctl_elem_list_malloc(&card_data->ctls);
@@ -389,16 +409,16 @@ static void test_ctl_get_value(struct ctl_data *ctl)
/* If the control is turned off let's be polite */
if (snd_ctl_elem_info_is_inactive(ctl->info)) {
ksft_print_msg("%s is inactive\n", ctl->name);
- ksft_test_result_skip("get_value.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("get_value.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
/* Can't test reading on an unreadable control */
if (!snd_ctl_elem_info_is_readable(ctl->info)) {
ksft_print_msg("%s is not readable\n", ctl->name);
- ksft_test_result_skip("get_value.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("get_value.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
@@ -413,8 +433,8 @@ static void test_ctl_get_value(struct ctl_data *ctl)
err = -EINVAL;
out:
- ksft_test_result(err >= 0, "get_value.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(err >= 0, "get_value.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
static bool strend(const char *haystack, const char *needle)
@@ -431,7 +451,7 @@ static void test_ctl_name(struct ctl_data *ctl)
{
bool name_ok = true;
- ksft_print_msg("%d.%d %s\n", ctl->card->card, ctl->elem,
+ ksft_print_msg("%s.%d %s\n", ctl->card->card_name, ctl->elem,
ctl->name);
/* Only boolean controls should end in Switch */
@@ -453,8 +473,8 @@ static void test_ctl_name(struct ctl_data *ctl)
}
}
- ksft_test_result(name_ok, "name.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(name_ok, "name.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
static void show_values(struct ctl_data *ctl, snd_ctl_elem_value_t *orig_val,
@@ -626,28 +646,41 @@ static int write_and_verify(struct ctl_data *ctl,
}
/*
+ * We can't verify any specific value for volatile controls
+ * but we should still check that whatever we read is a valid
+ * vale for the control.
+ */
+ if (snd_ctl_elem_info_is_volatile(ctl->info)) {
+ if (!ctl_value_valid(ctl, read_val)) {
+ ksft_print_msg("Volatile control %s has invalid value\n",
+ ctl->name);
+ return -EINVAL;
+ }
+
+ return 0;
+ }
+
+ /*
* Check for an event if the value changed, or confirm that
* there was none if it didn't. We rely on the kernel
* generating the notification before it returns from the
* write, this is currently true, should that ever change this
* will most likely break and need updating.
*/
- if (!snd_ctl_elem_info_is_volatile(ctl->info)) {
- err = wait_for_event(ctl, 0);
- if (snd_ctl_elem_value_compare(initial_val, read_val)) {
- if (err < 1) {
- ksft_print_msg("No event generated for %s\n",
- ctl->name);
- show_values(ctl, initial_val, read_val);
- ctl->event_missing++;
- }
- } else {
- if (err != 0) {
- ksft_print_msg("Spurious event generated for %s\n",
- ctl->name);
- show_values(ctl, initial_val, read_val);
- ctl->event_spurious++;
- }
+ err = wait_for_event(ctl, 0);
+ if (snd_ctl_elem_value_compare(initial_val, read_val)) {
+ if (err < 1) {
+ ksft_print_msg("No event generated for %s\n",
+ ctl->name);
+ show_values(ctl, initial_val, read_val);
+ ctl->event_missing++;
+ }
+ } else {
+ if (err != 0) {
+ ksft_print_msg("Spurious event generated for %s\n",
+ ctl->name);
+ show_values(ctl, initial_val, read_val);
+ ctl->event_spurious++;
}
}
@@ -682,30 +715,30 @@ static void test_ctl_write_default(struct ctl_data *ctl)
/* If the control is turned off let's be polite */
if (snd_ctl_elem_info_is_inactive(ctl->info)) {
ksft_print_msg("%s is inactive\n", ctl->name);
- ksft_test_result_skip("write_default.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_default.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
if (!snd_ctl_elem_info_is_writable(ctl->info)) {
ksft_print_msg("%s is not writeable\n", ctl->name);
- ksft_test_result_skip("write_default.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_default.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
/* No idea what the default was for unreadable controls */
if (!snd_ctl_elem_info_is_readable(ctl->info)) {
ksft_print_msg("%s couldn't read default\n", ctl->name);
- ksft_test_result_skip("write_default.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_default.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
err = write_and_verify(ctl, ctl->def_val, NULL);
- ksft_test_result(err >= 0, "write_default.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(err >= 0, "write_default.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
static bool test_ctl_write_valid_boolean(struct ctl_data *ctl)
@@ -815,15 +848,15 @@ static void test_ctl_write_valid(struct ctl_data *ctl)
/* If the control is turned off let's be polite */
if (snd_ctl_elem_info_is_inactive(ctl->info)) {
ksft_print_msg("%s is inactive\n", ctl->name);
- ksft_test_result_skip("write_valid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_valid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
if (!snd_ctl_elem_info_is_writable(ctl->info)) {
ksft_print_msg("%s is not writeable\n", ctl->name);
- ksft_test_result_skip("write_valid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_valid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
@@ -846,16 +879,16 @@ static void test_ctl_write_valid(struct ctl_data *ctl)
default:
/* No tests for this yet */
- ksft_test_result_skip("write_valid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_valid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
/* Restore the default value to minimise disruption */
write_and_verify(ctl, ctl->def_val, NULL);
- ksft_test_result(pass, "write_valid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(pass, "write_valid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
static bool test_ctl_write_invalid_value(struct ctl_data *ctl,
@@ -1027,15 +1060,15 @@ static void test_ctl_write_invalid(struct ctl_data *ctl)
/* If the control is turned off let's be polite */
if (snd_ctl_elem_info_is_inactive(ctl->info)) {
ksft_print_msg("%s is inactive\n", ctl->name);
- ksft_test_result_skip("write_invalid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_invalid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
if (!snd_ctl_elem_info_is_writable(ctl->info)) {
ksft_print_msg("%s is not writeable\n", ctl->name);
- ksft_test_result_skip("write_invalid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_invalid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
@@ -1058,28 +1091,28 @@ static void test_ctl_write_invalid(struct ctl_data *ctl)
default:
/* No tests for this yet */
- ksft_test_result_skip("write_invalid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result_skip("write_invalid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
return;
}
/* Restore the default value to minimise disruption */
write_and_verify(ctl, ctl->def_val, NULL);
- ksft_test_result(pass, "write_invalid.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(pass, "write_invalid.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
static void test_ctl_event_missing(struct ctl_data *ctl)
{
- ksft_test_result(!ctl->event_missing, "event_missing.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(!ctl->event_missing, "event_missing.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
static void test_ctl_event_spurious(struct ctl_data *ctl)
{
- ksft_test_result(!ctl->event_spurious, "event_spurious.%d.%d\n",
- ctl->card->card, ctl->elem);
+ ksft_test_result(!ctl->event_spurious, "event_spurious.%s.%d\n",
+ ctl->card->card_name, ctl->elem);
}
int main(void)
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