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/* Copyright 2020-2021 IGEL Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <check.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <xf86drmMode.h>
#include "test-drm-device.h"
#define UNUSED(x) (void)(x)
/* Set the base value for IDs of each resource type.
* These can be adjusted if test cases need more IDs. */
#define IDS_PER_RES_TYPE 32
#define CRTC_BASE (IDS_PER_RES_TYPE)
#define CONNECTOR_BASE (CRTC_BASE + IDS_PER_RES_TYPE)
#define ENCODER_BASE (CONNECTOR_BASE + IDS_PER_RES_TYPE)
#define PLANE_BASE (ENCODER_BASE + IDS_PER_RES_TYPE)
#define LESSEE_ID_BASE (PLANE_BASE + IDS_PER_RES_TYPE)
struct drm_device test_device;
#define ALLOC_RESOURCE(res, container) \
do { \
if (res != 0) { \
test_device.container.res = \
malloc(sizeof(uint32_t) * res); \
if (!test_device.container.res) \
return false; \
test_device.container.count_##res = res; \
} \
} while (0)
#define FILL_RESOURCE(res, RES, container) \
for (int i = 0; i < res; i++) { \
test_device.container.res[i] = RES##_BASE + i; \
}
bool setup_drm_test_device(int crtcs, int connectors, int encoders, int planes)
{
int lessee_ids = crtcs;
ALLOC_RESOURCE(crtcs, resources);
ALLOC_RESOURCE(connectors, resources);
ALLOC_RESOURCE(encoders, resources);
ALLOC_RESOURCE(planes, plane_resources);
ALLOC_RESOURCE(lessee_ids, leases);
FILL_RESOURCE(crtcs, CRTC, resources);
FILL_RESOURCE(connectors, CONNECTOR, resources);
FILL_RESOURCE(encoders, ENCODER, resources);
FILL_RESOURCE(planes, PLANE, plane_resources);
FILL_RESOURCE(lessee_ids, LESSEE_ID, leases);
return true;
}
void reset_drm_test_device(void)
{
free(test_device.resources.crtcs);
free(test_device.resources.connectors);
free(test_device.resources.encoders);
free(test_device.plane_resources.planes);
free(test_device.leases.lessee_ids);
memset(&test_device, 0, sizeof(test_device));
}
void setup_test_device_layout(drmModeConnector *connectors,
drmModeEncoder *encoders, drmModePlane *planes)
{
test_device.layout.connectors = connectors;
test_device.layout.encoders = encoders;
test_device.layout.planes = planes;
}
#define GET_DRM_RESOURCE_FN(Res, res, RES, container) \
drmMode##Res##Ptr get_##res(int fd, uint32_t id) \
{ \
UNUSED(fd); \
if (id == 0) \
return NULL; \
ck_assert_int_ge(id, RES##_BASE); \
ck_assert_int_lt( \
id, RES##_BASE + test_device.container.count_##res##s); \
return &test_device.layout.res##s[id - RES##_BASE]; \
}
GET_DRM_RESOURCE_FN(Connector, connector, CONNECTOR, resources)
GET_DRM_RESOURCE_FN(Encoder, encoder, ENCODER, resources)
GET_DRM_RESOURCE_FN(Plane, plane, PLANE, plane_resources)
int create_lease(int fd, const uint32_t *objects, int num_objects, int flags,
uint32_t *lessee_id)
{
UNUSED(fd);
UNUSED(objects);
UNUSED(num_objects);
UNUSED(flags);
int lease_count = test_device.leases.count;
if (lease_count < test_device.leases.count_lessee_ids)
*lessee_id = test_device.leases.lessee_ids[lease_count];
else
*lessee_id = 0;
test_device.leases.count++;
return 0;
}
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