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drm/vc4: tests: Add BCM2712 mock driver

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The BCM2712 has a simpler pipeline that can only output to a writeback
connector and two HDMI controllers.

Let's allow our kunit tests to create a mock of that pipeline.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
This commit is contained in:
Maxime Ripard
2023-02-17 13:38:10 +01:00
committed by Dom Cobley
parent 383f97bbbb
commit 5594e02e9c
4 changed files with 34 additions and 2 deletions
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29
drivers/gpu/drm/vc4/tests/vc4_mock.c
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@@ -106,6 +106,26 @@ static const struct vc4_mock_desc vc5_mock =
DRM_MODE_CONNECTOR_HDMIA)),
);
static const struct vc4_mock_desc vc6_mock =
VC4_MOCK_DESC(
VC4_MOCK_CRTC_DESC(&bcm2712_mop_data.base,
VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_TXP0,
DRM_MODE_ENCODER_VIRTUAL,
DRM_MODE_CONNECTOR_WRITEBACK)),
VC4_MOCK_CRTC_DESC(&bcm2712_moplet_data.base,
VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_TXP1,
DRM_MODE_ENCODER_VIRTUAL,
DRM_MODE_CONNECTOR_WRITEBACK)),
VC4_MOCK_PIXELVALVE_DESC(&bcm2712_pv0_data,
VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_HDMI0,
DRM_MODE_ENCODER_TMDS,
DRM_MODE_CONNECTOR_HDMIA)),
VC4_MOCK_PIXELVALVE_DESC(&bcm2712_pv1_data,
VC4_MOCK_OUTPUT_DESC(VC4_ENCODER_TYPE_HDMI1,
DRM_MODE_ENCODER_TMDS,
DRM_MODE_CONNECTOR_HDMIA)),
);
static int __build_one_pipe(struct kunit *test, struct drm_device *drm,
const struct vc4_mock_pipe_desc *pipe)
{
@@ -173,6 +193,10 @@ static struct vc4_dev *__mock_device(struct kunit *test, enum vc4_gen gen)
drv = &vc5_drm_driver;
desc = &vc5_mock;
break;
case VC4_GEN_6_C:
drv = &vc5_drm_driver;
desc = &vc6_mock;
break;
default:
return NULL;
@@ -219,3 +243,8 @@ struct vc4_dev *vc5_mock_device(struct kunit *test)
{
return __mock_device(test, VC4_GEN_5);
}
struct vc4_dev *vc6_mock_device(struct kunit *test)
{
return __mock_device(test, VC4_GEN_6_C);
}

1
drivers/gpu/drm/vc4/tests/vc4_mock.h
View File

@@ -50,6 +50,7 @@ struct vc4_dummy_output *vc4_dummy_output(struct kunit *test,
struct vc4_dev *vc4_mock_device(struct kunit *test);
struct vc4_dev *vc5_mock_device(struct kunit *test);
struct vc4_dev *vc6_mock_device(struct kunit *test);
struct vc4_dummy_output *
vc4_mock_atomic_add_output(struct kunit *test,

2
drivers/gpu/drm/vc4/vc4_drv.h
View File

@@ -541,6 +541,8 @@ struct vc4_txp_data {
unsigned int supports_40bit_addresses:1;
};
extern const struct vc4_txp_data bcm2712_mop_data;
extern const struct vc4_txp_data bcm2712_moplet_data;
extern const struct vc4_txp_data bcm2835_txp_data;
struct vc4_pv_data {

4
drivers/gpu/drm/vc4/vc4_txp.c
View File

@@ -526,7 +526,7 @@ static irqreturn_t vc4_txp_interrupt(int irq, void *data)
return IRQ_HANDLED;
}
static const struct vc4_txp_data bcm2712_mop_data = {
const struct vc4_txp_data bcm2712_mop_data = {
.base = {
.name = "mop",
.debugfs_name = "mop_regs",
@@ -540,7 +540,7 @@ static const struct vc4_txp_data bcm2712_mop_data = {
.supports_40bit_addresses = true,
};
static const struct vc4_txp_data bcm2712_moplet_data = {
const struct vc4_txp_data bcm2712_moplet_data = {
.base = {
.name = "moplet",
.debugfs_name = "moplet_regs",