target/linux/bcm27xx/patches-6.1/950-0979-drm-vc4-tests-Add-BCM2712-mock-driver.patch

   1 From 04bec005b049604f862765b35ebd71c2a69b9e7c Mon Sep 17 00:00:00 2001
   2 From: Maxime Ripard <maxime@cerno.tech>
   3 Date: Fri, 17 Feb 2023 13:38:10 +0100
   4 Subject: [PATCH] drm/vc4: tests: Add BCM2712 mock driver
   5
   6 The BCM2712 has a simpler pipeline that can only output to a writeback
   7 connector and two HDMI controllers.
   8
   9 Let's allow our kunit tests to create a mock of that pipeline.
  10
  11 Signed-off-by: Maxime Ripard <maxime@cerno.tech>
  12 ---
  13  drivers/gpu/drm/vc4/tests/vc4_mock.c | 29 ++++++++++++++++++++++++++++
  14  drivers/gpu/drm/vc4/tests/vc4_mock.h |  1 +
  15  drivers/gpu/drm/vc4/vc4_drv.h        |  2 ++
  16  3 files changed, 32 insertions(+)
  17
  18 --- a/drivers/gpu/drm/vc4/tests/vc4_mock.c
  19 +++ b/drivers/gpu/drm/vc4/tests/vc4_mock.c
  20 @@ -106,6 +106,26 @@ static const struct vc4_mock_desc vc5_mo
  21                                                               DRM_MODE_CONNECTOR_HDMIA)),
  22  );
  23
  24 +static const struct vc4_mock_desc vc6_mock =
  25 +       VC4_MOCK_DESC(
  26 +               VC4_MOCK_CRTC_DESC(&bcm2712_mop_data.base,
  27 +                                  VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_TXP0,
  28 +                                                       DRM_MODE_ENCODER_VIRTUAL,
  29 +                                                       DRM_MODE_CONNECTOR_WRITEBACK)),
  30 +               VC4_MOCK_CRTC_DESC(&bcm2712_moplet_data.base,
  31 +                                  VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_TXP1,
  32 +                                                       DRM_MODE_ENCODER_VIRTUAL,
  33 +                                                       DRM_MODE_CONNECTOR_WRITEBACK)),
  34 +               VC4_MOCK_PIXELVALVE_DESC(&bcm2712_pv0_data,
  35 +                                        VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_HDMI0,
  36 +                                                             DRM_MODE_ENCODER_TMDS,
  37 +                                                             DRM_MODE_CONNECTOR_HDMIA)),
  38 +               VC4_MOCK_PIXELVALVE_DESC(&bcm2712_pv1_data,
  39 +                                        VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_HDMI1,
  40 +                                                             DRM_MODE_ENCODER_TMDS,
  41 +                                                             DRM_MODE_CONNECTOR_HDMIA)),
  42 +);
  43 +
  44  static int __build_one_pipe(struct kunit *test, struct drm_device *drm,
  45                             const struct vc4_mock_pipe_desc *pipe)
  46  {
  47 @@ -171,6 +191,10 @@ static struct vc4_dev *__mock_device(str
  48                 drv = &vc5_drm_driver;
  49                 desc = &vc5_mock;
  50                 break;
  51 +       case VC4_GEN_6:
  52 +               drv = &vc5_drm_driver;
  53 +               desc = &vc6_mock;
  54 +               break;
  55
  56         default:
  57                 return NULL;
  58 @@ -212,3 +236,8 @@ struct vc4_dev *vc5_mock_device(struct k
  59  {
  60         return __mock_device(test, VC4_GEN_5);
  61  }
  62 +
  63 +struct vc4_dev *vc6_mock_device(struct kunit *test)
  64 +{
  65 +       return __mock_device(test, VC4_GEN_6);
  66 +}
  67 --- a/drivers/gpu/drm/vc4/tests/vc4_mock.h
  68 +++ b/drivers/gpu/drm/vc4/tests/vc4_mock.h
  69 @@ -52,6 +52,7 @@ struct vc4_dummy_output *vc4_dummy_outpu
  70
  71  struct vc4_dev *vc4_mock_device(struct kunit *test);
  72  struct vc4_dev *vc5_mock_device(struct kunit *test);
  73 +struct vc4_dev *vc6_mock_device(struct kunit *test);
  74
  75  struct vc4_dummy_output *
  76  vc4_mock_atomic_add_output(struct kunit *test,
  77 --- a/drivers/gpu/drm/vc4/vc4_drv.h
  78 +++ b/drivers/gpu/drm/vc4/vc4_drv.h
  79 @@ -570,6 +570,8 @@ struct vc4_txp_data {
  80         unsigned int supports_40bit_addresses:1;
  81  };
  82
  83 +extern const struct vc4_txp_data bcm2712_mop_data;
  84 +extern const struct vc4_txp_data bcm2712_moplet_data;
  85  extern const struct vc4_txp_data bcm2835_txp_data;
  86
  87  struct vc4_pv_data {