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android-kvm / linux / a76d19e6acb1ef16561b0682cd1a566463fa3d98 / . / drivers / gpu / drm / vc4 / tests / vc4_test_pv_muxing.c
blob: ae0bd0f81698c5a0569ae97ae1fd2cad403e0cb2 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_atomic_state_helper.h>
#include <drm/drm_atomic_uapi.h>
#include <drm/drm_crtc.h>
#include <drm/drm_drv.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_kunit_helpers.h>
#include <drm/drm_mode.h>
#include <drm/drm_modeset_helper_vtables.h>
#include <drm/drm_plane.h>
#include <kunit/test.h>
#include "../vc4_drv.h"
#include "vc4_mock.h"
struct pv_muxing_priv {
struct vc4_dev *vc4;
struct drm_modeset_acquire_ctx ctx;
struct drm_atomic_state *state;
};
static bool check_fifo_conflict(struct kunit *test,
const struct drm_atomic_state *state)
{
struct vc4_hvs_state *hvs_state;
unsigned int used_fifos = 0;
unsigned int i;
hvs_state = vc4_hvs_get_new_global_state(state);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, hvs_state);
for (i = 0; i < HVS_NUM_CHANNELS; i++) {
if (!hvs_state->fifo_state[i].in_use)
continue;
KUNIT_EXPECT_FALSE(test, used_fifos & BIT(i));
used_fifos |= BIT(i);
}
return true;
}
struct encoder_constraint {
enum vc4_encoder_type type;
unsigned int *channels;
size_t nchannels;
};
#define ENCODER_CONSTRAINT(_type, ...) \
{ \
.type = _type, \
.channels = (unsigned int[]) { __VA_ARGS__ }, \
.nchannels = sizeof((unsigned int[]) { __VA_ARGS__ }) / \
sizeof(unsigned int), \
}
static bool __check_encoder_constraints(const struct encoder_constraint *constraints,
size_t nconstraints,
enum vc4_encoder_type type,
unsigned int channel)
{
unsigned int i;
for (i = 0; i < nconstraints; i++) {
const struct encoder_constraint *constraint = &constraints[i];
unsigned int j;
if (constraint->type != type)
continue;
for (j = 0; j < constraint->nchannels; j++) {
unsigned int _channel = constraint->channels[j];
if (channel != _channel)
continue;
return true;
}
}
return false;
}
static const struct encoder_constraint vc4_encoder_constraints[] = {
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DPI, 0),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DSI0, 0),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI0, 1),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_VEC, 1),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_TXP, 2),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DSI1, 2),
};
static const struct encoder_constraint vc5_encoder_constraints[] = {
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DPI, 0),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DSI0, 0),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_VEC, 1),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_TXP, 0, 2),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_DSI1, 0, 1, 2),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI0, 0, 1, 2),
ENCODER_CONSTRAINT(VC4_ENCODER_TYPE_HDMI1, 0, 1, 2),
};
static bool check_vc4_encoder_constraints(enum vc4_encoder_type type, unsigned int channel)
{
return __check_encoder_constraints(vc4_encoder_constraints,
ARRAY_SIZE(vc4_encoder_constraints),
type, channel);
}
static bool check_vc5_encoder_constraints(enum vc4_encoder_type type, unsigned int channel)
{
return __check_encoder_constraints(vc5_encoder_constraints,
ARRAY_SIZE(vc5_encoder_constraints),
type, channel);
}
static struct vc4_crtc_state *
get_vc4_crtc_state_for_encoder(struct kunit *test,
const struct drm_atomic_state *state,
enum vc4_encoder_type type)
{
struct drm_device *drm = state->dev;
struct drm_crtc_state *new_crtc_state;
struct drm_encoder *encoder;
struct drm_crtc *crtc;
encoder = vc4_find_encoder_by_type(drm, type);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, encoder);
crtc = vc4_find_crtc_for_encoder(test, drm, encoder);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc);
new_crtc_state = drm_atomic_get_new_crtc_state(state, crtc);
if (!new_crtc_state)
return NULL;
return to_vc4_crtc_state(new_crtc_state);
}
static bool check_channel_for_encoder(struct kunit *test,
const struct drm_atomic_state *state,
enum vc4_encoder_type type,
bool (*check_fn)(enum vc4_encoder_type type, unsigned int channel))
{
struct vc4_crtc_state *new_vc4_crtc_state;
struct vc4_hvs_state *new_hvs_state;
unsigned int channel;
new_hvs_state = vc4_hvs_get_new_global_state(state);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, new_hvs_state);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state, type);
KUNIT_ASSERT_NOT_NULL(test, new_vc4_crtc_state);
channel = new_vc4_crtc_state->assigned_channel;
KUNIT_EXPECT_NE(test, channel, VC4_HVS_CHANNEL_DISABLED);
KUNIT_EXPECT_TRUE(test, new_hvs_state->fifo_state[channel].in_use);
KUNIT_EXPECT_TRUE(test, check_fn(type, channel));
return true;
}
struct pv_muxing_param {
const char *name;
struct vc4_dev *(*mock_fn)(struct kunit *test);
bool (*check_fn)(enum vc4_encoder_type type, unsigned int channel);
enum vc4_encoder_type *encoders;
size_t nencoders;
};
static void vc4_test_pv_muxing_desc(const struct pv_muxing_param *t, char *desc)
{
strscpy(desc, t->name, KUNIT_PARAM_DESC_SIZE);
}
#define PV_MUXING_TEST(_name, _mock_fn, _check_fn, ...) \
{ \
.name = _name, \
.mock_fn = &_mock_fn, \
.check_fn = &_check_fn, \
.encoders = (enum vc4_encoder_type[]) { __VA_ARGS__ }, \
.nencoders = sizeof((enum vc4_encoder_type[]) { __VA_ARGS__ }) / \
sizeof(enum vc4_encoder_type), \
}
#define VC4_PV_MUXING_TEST(_name, ...) \
PV_MUXING_TEST(_name, vc4_mock_device, check_vc4_encoder_constraints, __VA_ARGS__)
#define VC5_PV_MUXING_TEST(_name, ...) \
PV_MUXING_TEST(_name, vc5_mock_device, check_vc5_encoder_constraints, __VA_ARGS__)
static const struct pv_muxing_param vc4_test_pv_muxing_params[] = {
VC4_PV_MUXING_TEST("1 output: DSI0",
VC4_ENCODER_TYPE_DSI0),
VC4_PV_MUXING_TEST("1 output: DPI",
VC4_ENCODER_TYPE_DPI),
VC4_PV_MUXING_TEST("1 output: HDMI0",
VC4_ENCODER_TYPE_HDMI0),
VC4_PV_MUXING_TEST("1 output: VEC",
VC4_ENCODER_TYPE_VEC),
VC4_PV_MUXING_TEST("1 output: DSI1",
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("1 output: TXP",
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("2 outputs: DSI0, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI0),
VC4_PV_MUXING_TEST("2 outputs: DSI0, VEC",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC),
VC4_PV_MUXING_TEST("2 outputs: DSI0, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("2 outputs: DSI0, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("2 outputs: DPI, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI0),
VC4_PV_MUXING_TEST("2 outputs: DPI, VEC",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC),
VC4_PV_MUXING_TEST("2 outputs: DPI, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("2 outputs: DPI, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("2 outputs: HDMI0, DSI1",
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("2 outputs: HDMI0, TXP",
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("2 outputs: VEC, DSI1",
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("2 outputs: VEC, TXP",
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("3 outputs: DSI0, HDMI0, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("3 outputs: DSI0, HDMI0, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("3 outputs: DSI0, VEC, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("3 outputs: DSI0, VEC, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("3 outputs: DPI, HDMI0, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("3 outputs: DPI, HDMI0, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("3 outputs: DPI, VEC, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("3 outputs: DPI, VEC, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP),
};
KUNIT_ARRAY_PARAM(vc4_test_pv_muxing,
vc4_test_pv_muxing_params,
vc4_test_pv_muxing_desc);
static const struct pv_muxing_param vc4_test_pv_muxing_invalid_params[] = {
VC4_PV_MUXING_TEST("DPI/DSI0 Conflict",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI0),
VC4_PV_MUXING_TEST("TXP/DSI1 Conflict",
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1),
VC4_PV_MUXING_TEST("HDMI0/VEC Conflict",
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_VEC),
VC4_PV_MUXING_TEST("More than 3 outputs: DSI0, HDMI0, DSI1, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, DSI1, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("More than 3 outputs: DPI, HDMI0, DSI1, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_TXP),
VC4_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, DSI1, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_TXP),
};
KUNIT_ARRAY_PARAM(vc4_test_pv_muxing_invalid,
vc4_test_pv_muxing_invalid_params,
vc4_test_pv_muxing_desc);
static const struct pv_muxing_param vc5_test_pv_muxing_params[] = {
VC5_PV_MUXING_TEST("1 output: DPI",
VC4_ENCODER_TYPE_DPI),
VC5_PV_MUXING_TEST("1 output: DSI0",
VC4_ENCODER_TYPE_DSI0),
VC5_PV_MUXING_TEST("1 output: DSI1",
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("1 output: HDMI0",
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("1 output: HDMI1",
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("1 output: VEC",
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("2 outputs: DPI, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("2 outputs: DPI, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("2 outputs: DPI, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("2 outputs: DPI, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("2 outputs: DPI, VEC",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("2 outputs: DPI, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("2 outputs: DSI0, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("2 outputs: DSI0, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("2 outputs: DSI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("2 outputs: DSI0, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("2 outputs: DSI0, VEC",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("2 outputs: DSI0, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("2 outputs: DSI1, VEC",
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("2 outputs: DSI1, TXP",
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("2 outputs: DSI1, HDMI0",
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("2 outputs: DSI1, HDMI1",
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("2 outputs: HDMI0, VEC",
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("2 outputs: HDMI0, TXP",
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("2 outputs: HDMI0, HDMI1",
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("2 outputs: HDMI1, VEC",
VC4_ENCODER_TYPE_HDMI1,
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("2 outputs: HDMI1, TXP",
VC4_ENCODER_TYPE_HDMI1,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("2 outputs: TXP, VEC",
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_VEC),
VC5_PV_MUXING_TEST("3 outputs: DPI, VEC, TXP",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("3 outputs: DPI, VEC, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("3 outputs: DPI, VEC, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("3 outputs: DPI, VEC, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DPI, TXP, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("3 outputs: DPI, TXP, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("3 outputs: DPI, TXP, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DPI, DSI1, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("3 outputs: DPI, DSI1, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DPI, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DSI0, VEC, TXP",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP),
VC5_PV_MUXING_TEST("3 outputs: DSI0, VEC, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("3 outputs: DSI0, VEC, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("3 outputs: DSI0, VEC, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DSI0, TXP, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("3 outputs: DSI0, TXP, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("3 outputs: DSI0, TXP, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DSI0, DSI1, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("3 outputs: DSI0, DSI1, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("3 outputs: DSI0, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
};
KUNIT_ARRAY_PARAM(vc5_test_pv_muxing,
vc5_test_pv_muxing_params,
vc4_test_pv_muxing_desc);
static const struct pv_muxing_param vc5_test_pv_muxing_invalid_params[] = {
VC5_PV_MUXING_TEST("DPI/DSI0 Conflict",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, DSI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, DSI1, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, DSI1, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, TXP, DSI1, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, TXP, DSI1, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, TXP, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, DSI1, HDMI0",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, DSI1, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, TXP, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, DSI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, DSI1, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, DSI1, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, TXP, DSI1, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, TXP, DSI1, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, TXP, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, DSI1, HDMI0",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, DSI1, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, TXP, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: VEC, TXP, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DPI, VEC, TXP, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DPI,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
VC5_PV_MUXING_TEST("More than 3 outputs: DSI0, VEC, TXP, DSI1, HDMI0, HDMI1",
VC4_ENCODER_TYPE_DSI0,
VC4_ENCODER_TYPE_VEC,
VC4_ENCODER_TYPE_TXP,
VC4_ENCODER_TYPE_DSI1,
VC4_ENCODER_TYPE_HDMI0,
VC4_ENCODER_TYPE_HDMI1),
};
KUNIT_ARRAY_PARAM(vc5_test_pv_muxing_invalid,
vc5_test_pv_muxing_invalid_params,
vc4_test_pv_muxing_desc);
static void drm_vc4_test_pv_muxing(struct kunit *test)
{
const struct pv_muxing_param *params = test->param_value;
const struct pv_muxing_priv *priv = test->priv;
struct drm_atomic_state *state = priv->state;
unsigned int i;
int ret;
for (i = 0; i < params->nencoders; i++) {
enum vc4_encoder_type enc_type = params->encoders[i];
ret = vc4_mock_atomic_add_output(test, state, enc_type);
KUNIT_ASSERT_EQ(test, ret, 0);
}
ret = drm_atomic_check_only(state);
KUNIT_EXPECT_EQ(test, ret, 0);
KUNIT_EXPECT_TRUE(test,
check_fifo_conflict(test, state));
for (i = 0; i < params->nencoders; i++) {
enum vc4_encoder_type enc_type = params->encoders[i];
KUNIT_EXPECT_TRUE(test, check_channel_for_encoder(test, state, enc_type,
params->check_fn));
}
}
static void drm_vc4_test_pv_muxing_invalid(struct kunit *test)
{
const struct pv_muxing_param *params = test->param_value;
const struct pv_muxing_priv *priv = test->priv;
struct drm_atomic_state *state = priv->state;
unsigned int i;
int ret;
for (i = 0; i < params->nencoders; i++) {
enum vc4_encoder_type enc_type = params->encoders[i];
ret = vc4_mock_atomic_add_output(test, state, enc_type);
KUNIT_ASSERT_EQ(test, ret, 0);
}
ret = drm_atomic_check_only(state);
KUNIT_EXPECT_LT(test, ret, 0);
}
static int vc4_pv_muxing_test_init(struct kunit *test)
{
const struct pv_muxing_param *params = test->param_value;
struct drm_atomic_state *state;
struct pv_muxing_priv *priv;
struct drm_device *drm;
struct vc4_dev *vc4;
priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL);
KUNIT_ASSERT_NOT_NULL(test, priv);
test->priv = priv;
vc4 = params->mock_fn(test);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, vc4);
priv->vc4 = vc4;
drm_modeset_acquire_init(&priv->ctx, 0);
drm = &vc4->base;
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &priv->ctx;
priv->state = state;
return 0;
}
static void vc4_pv_muxing_test_exit(struct kunit *test)
{
struct pv_muxing_priv *priv = test->priv;
struct vc4_dev *vc4 = priv->vc4;
struct drm_device *drm = &vc4->base;
struct drm_atomic_state *state = priv->state;
drm_atomic_state_put(state);
drm_modeset_drop_locks(&priv->ctx);
drm_modeset_acquire_fini(&priv->ctx);
drm_dev_unregister(drm);
drm_kunit_helper_free_device(test, vc4->dev);
}
static struct kunit_case vc4_pv_muxing_tests[] = {
KUNIT_CASE_PARAM(drm_vc4_test_pv_muxing,
vc4_test_pv_muxing_gen_params),
KUNIT_CASE_PARAM(drm_vc4_test_pv_muxing_invalid,
vc4_test_pv_muxing_invalid_gen_params),
{}
};
static struct kunit_suite vc4_pv_muxing_test_suite = {
.name = "vc4-pv-muxing-combinations",
.init = vc4_pv_muxing_test_init,
.exit = vc4_pv_muxing_test_exit,
.test_cases = vc4_pv_muxing_tests,
};
static struct kunit_case vc5_pv_muxing_tests[] = {
KUNIT_CASE_PARAM(drm_vc4_test_pv_muxing,
vc5_test_pv_muxing_gen_params),
KUNIT_CASE_PARAM(drm_vc4_test_pv_muxing_invalid,
vc5_test_pv_muxing_invalid_gen_params),
{}
};
static struct kunit_suite vc5_pv_muxing_test_suite = {
.name = "vc5-pv-muxing-combinations",
.init = vc4_pv_muxing_test_init,
.exit = vc4_pv_muxing_test_exit,
.test_cases = vc5_pv_muxing_tests,
};
/* See
* https://lore.kernel.org/all/3e113525-aa89-b1e2-56b7-ca55bd41d057@samsung.com/
* and
* https://lore.kernel.org/dri-devel/20200917121623.42023-1-maxime@cerno.tech/
*/
static void drm_test_vc5_pv_muxing_bugs_subsequent_crtc_enable(struct kunit *test)
{
struct drm_modeset_acquire_ctx ctx;
struct drm_atomic_state *state;
struct vc4_crtc_state *new_vc4_crtc_state;
struct vc4_hvs_state *new_hvs_state;
unsigned int hdmi0_channel;
unsigned int hdmi1_channel;
struct drm_device *drm;
struct vc4_dev *vc4;
int ret;
vc4 = vc5_mock_device(test);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, vc4);
drm_modeset_acquire_init(&ctx, 0);
drm = &vc4->base;
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &ctx;
ret = vc4_mock_atomic_add_output(test, state, VC4_ENCODER_TYPE_HDMI0);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_check_only(state);
KUNIT_ASSERT_EQ(test, ret, 0);
new_hvs_state = vc4_hvs_get_new_global_state(state);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, new_hvs_state);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state,
VC4_ENCODER_TYPE_HDMI0);
KUNIT_ASSERT_NOT_NULL(test, new_vc4_crtc_state);
hdmi0_channel = new_vc4_crtc_state->assigned_channel;
KUNIT_ASSERT_NE(test, hdmi0_channel, VC4_HVS_CHANNEL_DISABLED);
KUNIT_ASSERT_TRUE(test, new_hvs_state->fifo_state[hdmi0_channel].in_use);
ret = drm_atomic_helper_swap_state(state, false);
KUNIT_ASSERT_EQ(test, ret, 0);
drm_atomic_state_put(state);
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &ctx;
ret = vc4_mock_atomic_add_output(test, state, VC4_ENCODER_TYPE_HDMI1);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_check_only(state);
KUNIT_ASSERT_EQ(test, ret, 0);
new_hvs_state = vc4_hvs_get_new_global_state(state);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, new_hvs_state);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state,
VC4_ENCODER_TYPE_HDMI1);
KUNIT_ASSERT_NOT_NULL(test, new_vc4_crtc_state);
hdmi1_channel = new_vc4_crtc_state->assigned_channel;
KUNIT_ASSERT_NE(test, hdmi1_channel, VC4_HVS_CHANNEL_DISABLED);
KUNIT_ASSERT_TRUE(test, new_hvs_state->fifo_state[hdmi1_channel].in_use);
KUNIT_EXPECT_NE(test, hdmi0_channel, hdmi1_channel);
drm_atomic_state_put(state);
drm_modeset_drop_locks(&ctx);
drm_modeset_acquire_fini(&ctx);
drm_dev_unregister(drm);
drm_kunit_helper_free_device(test, vc4->dev);
}
static void drm_test_vc5_pv_muxing_bugs_stable_fifo(struct kunit *test)
{
struct drm_modeset_acquire_ctx ctx;
struct drm_atomic_state *state;
struct vc4_crtc_state *new_vc4_crtc_state;
struct vc4_hvs_state *new_hvs_state;
unsigned int old_hdmi0_channel;
unsigned int old_hdmi1_channel;
struct drm_device *drm;
struct vc4_dev *vc4;
int ret;
vc4 = vc5_mock_device(test);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, vc4);
drm_modeset_acquire_init(&ctx, 0);
drm = &vc4->base;
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &ctx;
ret = vc4_mock_atomic_add_output(test, state, VC4_ENCODER_TYPE_HDMI0);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = vc4_mock_atomic_add_output(test, state, VC4_ENCODER_TYPE_HDMI1);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_check_only(state);
KUNIT_ASSERT_EQ(test, ret, 0);
new_hvs_state = vc4_hvs_get_new_global_state(state);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, new_hvs_state);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state,
VC4_ENCODER_TYPE_HDMI0);
KUNIT_ASSERT_NOT_NULL(test, new_vc4_crtc_state);
old_hdmi0_channel = new_vc4_crtc_state->assigned_channel;
KUNIT_ASSERT_NE(test, old_hdmi0_channel, VC4_HVS_CHANNEL_DISABLED);
KUNIT_ASSERT_TRUE(test, new_hvs_state->fifo_state[old_hdmi0_channel].in_use);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state,
VC4_ENCODER_TYPE_HDMI1);
KUNIT_ASSERT_NOT_NULL(test, new_vc4_crtc_state);
old_hdmi1_channel = new_vc4_crtc_state->assigned_channel;
KUNIT_ASSERT_NE(test, old_hdmi1_channel, VC4_HVS_CHANNEL_DISABLED);
KUNIT_ASSERT_TRUE(test, new_hvs_state->fifo_state[old_hdmi1_channel].in_use);
ret = drm_atomic_helper_swap_state(state, false);
KUNIT_ASSERT_EQ(test, ret, 0);
drm_atomic_state_put(state);
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &ctx;
ret = vc4_mock_atomic_del_output(test, state, VC4_ENCODER_TYPE_HDMI0);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_check_only(state);
KUNIT_ASSERT_EQ(test, ret, 0);
new_hvs_state = vc4_hvs_get_new_global_state(state);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, new_hvs_state);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state,
VC4_ENCODER_TYPE_HDMI1);
if (new_vc4_crtc_state) {
unsigned int hdmi1_channel;
hdmi1_channel = new_vc4_crtc_state->assigned_channel;
KUNIT_ASSERT_NE(test, hdmi1_channel, VC4_HVS_CHANNEL_DISABLED);
KUNIT_ASSERT_TRUE(test, new_hvs_state->fifo_state[hdmi1_channel].in_use);
KUNIT_EXPECT_EQ(test, old_hdmi1_channel, hdmi1_channel);
}
drm_atomic_state_put(state);
drm_modeset_drop_locks(&ctx);
drm_modeset_acquire_fini(&ctx);
drm_dev_unregister(drm);
drm_kunit_helper_free_device(test, vc4->dev);
}
static void
drm_test_vc5_pv_muxing_bugs_subsequent_crtc_enable_too_many_crtc_state(struct kunit *test)
{
struct drm_modeset_acquire_ctx ctx;
struct drm_atomic_state *state;
struct vc4_crtc_state *new_vc4_crtc_state;
struct drm_device *drm;
struct vc4_dev *vc4;
int ret;
vc4 = vc5_mock_device(test);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, vc4);
drm_modeset_acquire_init(&ctx, 0);
drm = &vc4->base;
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &ctx;
ret = vc4_mock_atomic_add_output(test, state, VC4_ENCODER_TYPE_HDMI0);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_check_only(state);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_helper_swap_state(state, false);
KUNIT_ASSERT_EQ(test, ret, 0);
drm_atomic_state_put(state);
state = drm_atomic_state_alloc(drm);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, state);
state->acquire_ctx = &ctx;
ret = vc4_mock_atomic_add_output(test, state, VC4_ENCODER_TYPE_HDMI1);
KUNIT_ASSERT_EQ(test, ret, 0);
ret = drm_atomic_check_only(state);
KUNIT_ASSERT_EQ(test, ret, 0);
new_vc4_crtc_state = get_vc4_crtc_state_for_encoder(test, state,
VC4_ENCODER_TYPE_HDMI0);
KUNIT_EXPECT_NULL(test, new_vc4_crtc_state);
drm_atomic_state_put(state);
drm_modeset_drop_locks(&ctx);
drm_modeset_acquire_fini(&ctx);
drm_dev_unregister(drm);
drm_kunit_helper_free_device(test, vc4->dev);
}
static struct kunit_case vc5_pv_muxing_bugs_tests[] = {
KUNIT_CASE(drm_test_vc5_pv_muxing_bugs_subsequent_crtc_enable),
KUNIT_CASE(drm_test_vc5_pv_muxing_bugs_subsequent_crtc_enable_too_many_crtc_state),
KUNIT_CASE(drm_test_vc5_pv_muxing_bugs_stable_fifo),
{}
};
static struct kunit_suite vc5_pv_muxing_bugs_test_suite = {
.name = "vc5-pv-muxing-bugs",
.test_cases = vc5_pv_muxing_bugs_tests,
};
kunit_test_suites(
&vc4_pv_muxing_test_suite,
&vc5_pv_muxing_test_suite,
&vc5_pv_muxing_bugs_test_suite
);