git.openwrt.org Git - openwrt/staging/linusw.git/blob

   1 From 43b1d170e1fce5668f117f43a40a76a99bfd7b3a Mon Sep 17 00:00:00 2001
   2 From: Maxime Ripard <maxime@cerno.tech>
   3 Date: Fri, 14 Apr 2023 12:57:53 +0200
   4 Subject: [PATCH 0631/1085] drm/vc4: tests: Add helper to add a new plane to a
   5  state
   6
   7 We'll start to add some tests for the plane state logic, so let's create
   8 a helper to add a plane to an existing atomic state.
   9
  10 Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  11 ---
  12  drivers/gpu/drm/vc4/tests/vc4_mock.h       |  4 ++++
  13  drivers/gpu/drm/vc4/tests/vc4_mock_plane.c | 22 ++++++++++++++++++++++
  14  2 files changed, 26 insertions(+)
  15
  16 --- a/drivers/gpu/drm/vc4/tests/vc4_mock.h
  17 +++ b/drivers/gpu/drm/vc4/tests/vc4_mock.h
  18 @@ -42,6 +42,10 @@ struct vc4_dummy_plane {
  19  struct vc4_dummy_plane *vc4_dummy_plane(struct kunit *test,
  20                                         struct drm_device *drm,
  21                                         enum drm_plane_type type);
  22 +struct drm_plane *
  23 +vc4_mock_atomic_add_plane(struct kunit *test,
  24 +                         struct drm_atomic_state *state,
  25 +                         struct drm_crtc *crtc);
  26
  27  struct vc4_dummy_crtc {
  28         struct vc4_crtc crtc;
  29 --- a/drivers/gpu/drm/vc4/tests/vc4_mock_plane.c
  30 +++ b/drivers/gpu/drm/vc4/tests/vc4_mock_plane.c
  31 @@ -1,6 +1,7 @@
  32  // SPDX-License-Identifier: GPL-2.0
  33
  34  #include <drm/drm_atomic_state_helper.h>
  35 +#include <drm/drm_atomic_uapi.h>
  36  #include <drm/drm_fourcc.h>
  37  #include <drm/drm_modeset_helper_vtables.h>
  38  #include <drm/drm_plane.h>
  39 @@ -46,3 +47,24 @@ struct vc4_dummy_plane *vc4_dummy_plane(
  40
  41         return dummy_plane;
  42  }
  43 +
  44 +struct drm_plane *
  45 +vc4_mock_atomic_add_plane(struct kunit *test,
  46 +                         struct drm_atomic_state *state,
  47 +                         struct drm_crtc *crtc)
  48 +{
  49 +       struct drm_plane_state *plane_state;
  50 +       struct drm_plane *plane;
  51 +       int ret;
  52 +
  53 +       plane = vc4_mock_find_plane_for_crtc(test, crtc);
  54 +       KUNIT_ASSERT_NOT_ERR_OR_NULL(test, plane);
  55 +
  56 +       plane_state = drm_atomic_get_plane_state(state, plane);
  57 +       KUNIT_ASSERT_NOT_ERR_OR_NULL(test, plane_state);
  58 +
  59 +       ret = drm_atomic_set_crtc_for_plane(plane_state, crtc);
  60 +       KUNIT_EXPECT_EQ(test, ret, 0);
  61 +
  62 +       return plane;
  63 +}