Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/tests: hdmi: Add connector disablement test
Atomic check should succeed when disabling a connector. Add a test
case drm_test_check_disabling_connector() to make sure of this.
Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Liu Ying <victor.liu@nxp.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250110084821.3239518-3-victor.liu@nxp.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>
authored by
Liu Ying
and committed by
Maxime Ripard
e12b9dc6
0d337b40
+52
+52
drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
+52
drivers/gpu/drm/tests/drm_hdmi_state_helper_test.c
···
1568
1568
KUNIT_EXPECT_EQ(test, conn_state->hdmi.output_format, HDMI_COLORSPACE_RGB);
1569
1569
}
1570
1570
1571
+
/* Test that atomic check succeeds when disabling a connector. */
1572
+
static void drm_test_check_disable_connector(struct kunit *test)
1573
+
{
1574
+
struct drm_atomic_helper_connector_hdmi_priv *priv;
1575
+
struct drm_modeset_acquire_ctx *ctx;
1576
+
struct drm_connector_state *conn_state;
1577
+
struct drm_crtc_state *crtc_state;
1578
+
struct drm_atomic_state *state;
1579
+
struct drm_display_mode *preferred;
1580
+
struct drm_connector *conn;
1581
+
struct drm_device *drm;
1582
+
struct drm_crtc *crtc;
1583
+
int ret;
1584
+
1585
+
priv = drm_kunit_helper_connector_hdmi_init(test,
1586
+
BIT(HDMI_COLORSPACE_RGB),
1587
+
8);
1588
+
KUNIT_ASSERT_NOT_NULL(test, priv);
1589
+
1590
+
ctx = drm_kunit_helper_acquire_ctx_alloc(test);
1591
+
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx);
1592
+
1593
+
conn = &priv->connector;
1594
+
preferred = find_preferred_mode(conn);
1595
+
KUNIT_ASSERT_NOT_NULL(test, preferred);
1596
+
1597
+
drm = &priv->drm;
1598
+
crtc = priv->crtc;
1599
+
ret = light_up_connector(test, drm, crtc, conn, preferred, ctx);
1600
+
KUNIT_ASSERT_EQ(test, ret, 0);
1601
+
1602
+
state = drm_kunit_helper_atomic_state_alloc(test, drm, ctx);
1603
+
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
1604
+
1605
+
crtc_state = drm_atomic_get_crtc_state(state, crtc);
1606
+
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc_state);
1607
+
1608
+
crtc_state->active = false;
1609
+
ret = drm_atomic_set_mode_for_crtc(crtc_state, NULL);
1610
+
KUNIT_EXPECT_EQ(test, ret, 0);
1611
+
1612
+
conn_state = drm_atomic_get_connector_state(state, conn);
1613
+
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
1614
+
1615
+
ret = drm_atomic_set_crtc_for_connector(conn_state, NULL);
1616
+
KUNIT_EXPECT_EQ(test, ret, 0);
1617
+
1618
+
ret = drm_atomic_check_only(state);
1619
+
KUNIT_ASSERT_EQ(test, ret, 0);
1620
+
}
1621
+
1571
1622
static struct kunit_case drm_atomic_helper_connector_hdmi_check_tests[] = {
1572
1623
KUNIT_CASE(drm_test_check_broadcast_rgb_auto_cea_mode),
1573
1624
KUNIT_CASE(drm_test_check_broadcast_rgb_auto_cea_mode_vic_1),
···
1633
1582
*/
1634
1583
KUNIT_CASE(drm_test_check_broadcast_rgb_crtc_mode_changed),
1635
1584
KUNIT_CASE(drm_test_check_broadcast_rgb_crtc_mode_not_changed),
1585
+
KUNIT_CASE(drm_test_check_disable_connector),
1636
1586
KUNIT_CASE(drm_test_check_hdmi_funcs_reject_rate),
1637
1587
KUNIT_CASE(drm_test_check_max_tmds_rate_bpc_fallback),
1638
1588
KUNIT_CASE(drm_test_check_max_tmds_rate_format_fallback),