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From 3320e449e40eeb49b601dcbbd4bd72b8cb8f3054 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Fri, 14 Apr 2023 11:26:58 +0200
Subject: [PATCH] drm/vc4: tests: Add function to lookup a plane for a CRTC
Some tests will need to find a plane to run a test on for a given CRTC.
Let's create a small helper to do that.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
drivers/gpu/drm/vc4/tests/vc4_mock.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
--- a/drivers/gpu/drm/vc4/tests/vc4_mock.h
+++ b/drivers/gpu/drm/vc4/tests/vc4_mock.h
@@ -21,6 +21,20 @@ struct drm_crtc *vc4_find_crtc_for_encod
return NULL;
}
+static inline
+struct drm_plane *vc4_mock_find_plane_for_crtc(struct kunit *test,
+ struct drm_crtc *crtc)
+{
+ struct drm_device *drm = crtc->dev;
+ struct drm_plane *plane;
+
+ drm_for_each_plane(plane, drm)
+ if (plane->possible_crtcs & drm_crtc_mask(crtc))
+ return plane;
+
+ return NULL;
+}
+
struct vc4_dummy_plane {
struct vc4_plane plane;
};
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