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Diffstat (limited to 'test/dm/panel.c')
-rw-r--r--test/dm/panel.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/test/dm/panel.c b/test/dm/panel.c
index ca03240..7e4ebd6 100644
--- a/test/dm/panel.c
+++ b/test/dm/panel.c
@@ -45,6 +45,35 @@ static int dm_test_panel(struct unit_test_state *uts)
ut_asserteq(1, sandbox_gpio_get_value(gpio, 1));
ut_asserteq(true, regulator_get_enable(reg));
+ ut_assertok(panel_set_backlight(dev, 40));
+ ut_assertok(sandbox_pwm_get_config(pwm, 0, &period_ns, &duty_ns,
+ &enable, &polarity));
+ ut_asserteq(64 * 1000 / 256, duty_ns);
+
+ ut_assertok(panel_set_backlight(dev, BACKLIGHT_MAX));
+ ut_assertok(sandbox_pwm_get_config(pwm, 0, &period_ns, &duty_ns,
+ &enable, &polarity));
+ ut_asserteq(255 * 1000 / 256, duty_ns);
+
+ ut_assertok(panel_set_backlight(dev, BACKLIGHT_MIN));
+ ut_assertok(sandbox_pwm_get_config(pwm, 0, &period_ns, &duty_ns,
+ &enable, &polarity));
+ ut_asserteq(0 * 1000 / 256, duty_ns);
+ ut_asserteq(1, sandbox_gpio_get_value(gpio, 1));
+
+ ut_assertok(panel_set_backlight(dev, BACKLIGHT_DEFAULT));
+ ut_assertok(sandbox_pwm_get_config(pwm, 0, &period_ns, &duty_ns,
+ &enable, &polarity));
+ ut_asserteq(true, enable);
+ ut_asserteq(170 * 1000 / 256, duty_ns);
+
+ ut_assertok(panel_set_backlight(dev, BACKLIGHT_OFF));
+ ut_assertok(sandbox_pwm_get_config(pwm, 0, &period_ns, &duty_ns,
+ &enable, &polarity));
+ ut_asserteq(0 * 1000 / 256, duty_ns);
+ ut_asserteq(0, sandbox_gpio_get_value(gpio, 1));
+ ut_asserteq(false, regulator_get_enable(reg));
+
return 0;
}
DM_TEST(dm_test_panel, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);