git.ipfire.org Git - thirdparty/openwrt.git/blob

   1 From 88356ed698e8720673405babf92d1bf2029b86fc Mon Sep 17 00:00:00 2001
   2 From: Maxime Ripard <maxime@cerno.tech>
   3 Date: Fri, 14 Apr 2023 11:14:22 +0200
   4 Subject: [PATCH 0627/1085] drm/vc4: tests: Add tests for BCM2712 PixelValve
   5  Muxing
   6
   7 The BCM2712 has a simpler pipeline than the BCM2711, and thus the muxing
   8 requirements are different. Create some tests to make sure we get proper
   9 muxing decisions.
  10
  11 Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  12 ---
  13  .../gpu/drm/vc4/tests/vc4_test_pv_muxing.c    | 81 +++++++++++++++++++
  14  1 file changed, 81 insertions(+)
  15
  16 --- a/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
  17 +++ b/drivers/gpu/drm/vc4/tests/vc4_test_pv_muxing.c
  18 @@ -104,6 +104,13 @@ static const struct encoder_constraint v
  19         ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI1, 0, 1, 2),
  20  };
  21
  22 +static const struct encoder_constraint vc6_encoder_constraints[] = {
  23 +       ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI0, 0),
  24 +       ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI1, 1),
  25 +       ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_TXP1, 1),
  26 +       ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_TXP0, 2),
  27 +};
  28 +
  29  static bool check_vc4_encoder_constraints(enum vc4_encoder_type type, unsigned int channel)
  30  {
  31         return __check_encoder_constraints(vc4_encoder_constraints,
  32 @@ -118,6 +125,13 @@ static bool check_vc5_encoder_constraint
  33                                            type, channel);
  34  }
  35
  36 +static bool check_vc6_encoder_constraints(enum vc4_encoder_type type, unsigned int channel)
  37 +{
  38 +       return __check_encoder_constraints(vc6_encoder_constraints,
  39 +                                          ARRAY_SIZE(vc6_encoder_constraints),
  40 +                                          type, channel);
  41 +}
  42 +
  43  static struct vc4_crtc_state *
  44  get_vc4_crtc_state_for_encoder(struct kunit *test,
  45                                const struct drm_atomic_state *state,
  46 @@ -195,6 +209,9 @@ static void vc4_test_pv_muxing_desc(cons
  47  #define VC5_PV_MUXING_TEST(_name, ...)         \
  48         PV_MUXING_TEST(_name, vc5_mock_device, check_vc5_encoder_constraints, __VA_ARGS__)
  49
  50 +#define VC6_PV_MUXING_TEST(_name, ...)         \
  51 +       PV_MUXING_TEST(_name, vc6_mock_device, check_vc6_encoder_constraints, __VA_ARGS__)
  52 +
  53  static const struct pv_muxing_param vc4_test_pv_muxing_params[] = {
  54         VC4_PV_MUXING_TEST("1 output: DSI0",
  55                            VC4_ENCODER_TYPE_DSI0),
  56 @@ -673,6 +690,54 @@ KUNIT_ARRAY_PARAM(vc5_test_pv_muxing_inv
  57                   vc5_test_pv_muxing_invalid_params,
  58                   vc4_test_pv_muxing_desc);
  59
  60 +static const struct pv_muxing_param vc6_test_pv_muxing_params[] = {
  61 +       VC6_PV_MUXING_TEST("1 output: HDMI0",
  62 +                          VC4_ENCODER_TYPE_HDMI0),
  63 +       VC6_PV_MUXING_TEST("1 output: HDMI1",
  64 +                          VC4_ENCODER_TYPE_HDMI1),
  65 +       VC6_PV_MUXING_TEST("1 output: MOPLET",
  66 +                          VC4_ENCODER_TYPE_TXP1),
  67 +       VC6_PV_MUXING_TEST("1 output: MOP",
  68 +                          VC4_ENCODER_TYPE_TXP0),
  69 +       VC6_PV_MUXING_TEST("2 outputs: HDMI0, HDMI1",
  70 +                          VC4_ENCODER_TYPE_HDMI0,
  71 +                          VC4_ENCODER_TYPE_HDMI1),
  72 +       VC6_PV_MUXING_TEST("2 outputs: HDMI0, MOPLET",
  73 +                          VC4_ENCODER_TYPE_HDMI0,
  74 +                          VC4_ENCODER_TYPE_TXP1),
  75 +       VC6_PV_MUXING_TEST("2 outputs: HDMI0, MOP",
  76 +                          VC4_ENCODER_TYPE_HDMI0,
  77 +                          VC4_ENCODER_TYPE_TXP0),
  78 +       VC6_PV_MUXING_TEST("2 outputs: HDMI1, MOP",
  79 +                          VC4_ENCODER_TYPE_HDMI1,
  80 +                          VC4_ENCODER_TYPE_TXP0),
  81 +       VC6_PV_MUXING_TEST("2 outputs: MOPLET, MOP",
  82 +                          VC4_ENCODER_TYPE_TXP1,
  83 +                          VC4_ENCODER_TYPE_TXP0),
  84 +       VC6_PV_MUXING_TEST("3 outputs: HDMI0, HDMI1, MOP",
  85 +                          VC4_ENCODER_TYPE_HDMI0,
  86 +                          VC4_ENCODER_TYPE_HDMI1,
  87 +                          VC4_ENCODER_TYPE_TXP0),
  88 +       VC6_PV_MUXING_TEST("3 outputs: HDMI0, MOPLET, MOP",
  89 +                          VC4_ENCODER_TYPE_HDMI0,
  90 +                          VC4_ENCODER_TYPE_TXP1,
  91 +                          VC4_ENCODER_TYPE_TXP0),
  92 +};
  93 +
  94 +KUNIT_ARRAY_PARAM(vc6_test_pv_muxing,
  95 +                 vc6_test_pv_muxing_params,
  96 +                 vc4_test_pv_muxing_desc);
  97 +
  98 +static const struct pv_muxing_param vc6_test_pv_muxing_invalid_params[] = {
  99 +       VC6_PV_MUXING_TEST("HDMI1/MOPLET Conflict",
 100 +                          VC4_ENCODER_TYPE_HDMI1,
 101 +                          VC4_ENCODER_TYPE_TXP1),
 102 +};
 103 +
 104 +KUNIT_ARRAY_PARAM(vc6_test_pv_muxing_invalid,
 105 +                 vc6_test_pv_muxing_invalid_params,
 106 +                 vc4_test_pv_muxing_desc);
 107 +
 108  static void drm_vc4_test_pv_muxing(struct kunit *test)
 109  {
 110         const struct pv_muxing_param *params = test->param_value;
 111 @@ -777,6 +842,21 @@ static struct kunit_suite vc5_pv_muxing_
 112         .test_cases = vc5_pv_muxing_tests,
 113  };
 114
 115 +static struct kunit_case vc6_pv_muxing_tests[] = {
 116 +       KUNIT_CASE_PARAM(drm_vc4_test_pv_muxing,
 117 +                        vc6_test_pv_muxing_gen_params),
 118 +       KUNIT_CASE_PARAM(drm_vc4_test_pv_muxing_invalid,
 119 +                        vc6_test_pv_muxing_invalid_gen_params),
 120 +       {}
 121 +};
 122 +
 123 +static struct kunit_suite vc6_pv_muxing_test_suite = {
 124 +       .name = "vc6-pv-muxing-combinations",
 125 +       .init = vc4_pv_muxing_test_init,
 126 +       .exit = vc4_pv_muxing_test_exit,
 127 +       .test_cases = vc6_pv_muxing_tests,
 128 +};
 129 +
 130  /* See
 131   * https://lore.kernel.org/all/3e113525-aa89-b1e2-56b7-ca55bd41d057@samsung.com/
 132   * and
 133 @@ -1009,5 +1089,6 @@ static struct kunit_suite vc5_pv_muxing_
 134  kunit_test_suites(
 135         &vc4_pv_muxing_test_suite,
 136         &vc5_pv_muxing_test_suite,
 137 +       &vc6_pv_muxing_test_suite,
 138         &vc5_pv_muxing_bugs_test_suite
 139  );