sound: Add uclass operations for beeping
Some audio codecs such as Intel HDA do not need to use digital data to
play sounds, but instead have a way to emit beeps. Add this interface as
an option. If the beep interface is not supported, then the sound uclass
falls back to the I2S interface.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/test/dm/sound.c b/test/dm/sound.c
index 7d0b36e..3767abb 100644
--- a/test/dm/sound.c
+++ b/test/dm/sound.c
@@ -32,3 +32,24 @@
return 0;
}
DM_TEST(dm_test_sound, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test of the 'start beep' operations */
+static int dm_test_sound_beep(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+
+ /* check probe success */
+ ut_assertok(uclass_first_device_err(UCLASS_SOUND, &dev));
+ ut_asserteq(-ENOSYS, sound_start_beep(dev, 100));
+ ut_asserteq(0, sandbox_get_beep_frequency(dev));
+
+ sandbox_set_allow_beep(dev, true);
+ ut_asserteq(0, sound_start_beep(dev, 100));
+ ut_asserteq(100, sandbox_get_beep_frequency(dev));
+
+ ut_asserteq(0, sound_stop_beep(dev));
+ ut_asserteq(0, sandbox_get_beep_frequency(dev));
+
+ return 0;
+}
+DM_TEST(dm_test_sound_beep, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);