diff mbox series

[v4,22/30] drm/modes: Introduce more named modes

Message ID 20220728-rpi-analog-tv-properties-v4-22-60d38873f782@cerno.tech (mailing list archive)
State New, archived
Headers show
Series drm: Analog TV Improvements | expand

Commit Message

Maxime Ripard Sept. 29, 2022, 4:31 p.m. UTC 
Now that we can easily extend the named modes list, let's add a few more
analog TV modes that were used in the wild, and some unit tests to make
sure it works as intended.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 drivers/gpu/drm/drm_modes.c                     |  2 +
 drivers/gpu/drm/tests/drm_client_modeset_test.c | 54 +++++++++++++++++++++++++
 2 files changed, 56 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index fe818252cd8f..e3307662d6da 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -2271,7 +2271,9 @@  struct drm_named_mode {
 
 static const struct drm_named_mode drm_named_modes[] = {
 	NAMED_MODE("NTSC", 13500, 720, 480, DRM_MODE_FLAG_INTERLACE, DRM_MODE_TV_MODE_NTSC),
+	NAMED_MODE("NTSC-J", 13500, 720, 480, DRM_MODE_FLAG_INTERLACE, DRM_MODE_TV_MODE_NTSC_J),
 	NAMED_MODE("PAL", 13500, 720, 576, DRM_MODE_FLAG_INTERLACE, DRM_MODE_TV_MODE_PAL),
+	NAMED_MODE("PAL-M", 13500, 720, 480, DRM_MODE_FLAG_INTERLACE, DRM_MODE_TV_MODE_PAL_M),
 };
 
 static int drm_mode_parse_cmdline_named_mode(const char *name,
diff --git a/drivers/gpu/drm/tests/drm_client_modeset_test.c b/drivers/gpu/drm/tests/drm_client_modeset_test.c
index b59029b49201..b72433a0216a 100644
--- a/drivers/gpu/drm/tests/drm_client_modeset_test.c
+++ b/drivers/gpu/drm/tests/drm_client_modeset_test.c
@@ -134,6 +134,32 @@  static void drm_pick_cmdline_named_ntsc(struct kunit *test)
 	KUNIT_EXPECT_TRUE(test, drm_mode_equal(drm_mode_analog_ntsc_480i(drm), mode));
 }
 
+static void drm_pick_cmdline_named_ntsc_j(struct kunit *test)
+{
+	struct drm_client_modeset_test_priv *priv = test->priv;
+	struct drm_device *drm = priv->drm;
+	struct drm_connector *connector = &priv->connector;
+	struct drm_cmdline_mode *cmdline_mode = &connector->cmdline_mode;
+	struct drm_display_mode *mode;
+	const char *cmdline = "NTSC-J";
+	int ret;
+
+	KUNIT_ASSERT_TRUE(test,
+			  drm_mode_parse_command_line_for_connector(cmdline,
+								    connector,
+								    cmdline_mode));
+
+	mutex_lock(&drm->mode_config.mutex);
+	ret = drm_helper_probe_single_connector_modes(connector, 1920, 1080);
+	mutex_unlock(&drm->mode_config.mutex);
+	KUNIT_ASSERT_GT(test, ret, 0);
+
+	mode = drm_connector_pick_cmdline_mode(connector);
+	KUNIT_ASSERT_PTR_NE(test, mode, NULL);
+
+	KUNIT_EXPECT_TRUE(test, drm_mode_equal(drm_mode_analog_ntsc_480i(drm), mode));
+}
+
 static void drm_pick_cmdline_named_pal(struct kunit *test)
 {
 	struct drm_client_modeset_test_priv *priv = test->priv;
@@ -160,10 +186,38 @@  static void drm_pick_cmdline_named_pal(struct kunit *test)
 	KUNIT_EXPECT_TRUE(test, drm_mode_equal(drm_mode_analog_pal_576i(drm), mode));
 }
 
+static void drm_pick_cmdline_named_pal_m(struct kunit *test)
+{
+	struct drm_client_modeset_test_priv *priv = test->priv;
+	struct drm_device *drm = priv->drm;
+	struct drm_connector *connector = &priv->connector;
+	struct drm_cmdline_mode *cmdline_mode = &connector->cmdline_mode;
+	struct drm_display_mode *mode;
+	const char *cmdline = "PAL-M";
+	int ret;
+
+	KUNIT_ASSERT_TRUE(test,
+			  drm_mode_parse_command_line_for_connector(cmdline,
+								    connector,
+								    cmdline_mode));
+
+	mutex_lock(&drm->mode_config.mutex);
+	ret = drm_helper_probe_single_connector_modes(connector, 1920, 1080);
+	mutex_unlock(&drm->mode_config.mutex);
+	KUNIT_ASSERT_GT(test, ret, 0);
+
+	mode = drm_connector_pick_cmdline_mode(connector);
+	KUNIT_ASSERT_PTR_NE(test, mode, NULL);
+
+	KUNIT_EXPECT_TRUE(test, drm_mode_equal(drm_mode_analog_ntsc_480i(drm), mode));
+}
+
 static struct kunit_case drm_pick_cmdline_tests[] = {
 	KUNIT_CASE(drm_pick_cmdline_res_1920_1080_60),
 	KUNIT_CASE(drm_pick_cmdline_named_ntsc),
+	KUNIT_CASE(drm_pick_cmdline_named_ntsc_j),
 	KUNIT_CASE(drm_pick_cmdline_named_pal),
+	KUNIT_CASE(drm_pick_cmdline_named_pal_m),
 	{}
 };