mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-04 18:41:03 +00:00
4f89d4947c
Now that we have a sandbox virtio transport driver, add some test cases to test virtio uclass driver. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
122 lines
3.5 KiB
C
122 lines
3.5 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <virtio_types.h>
|
|
#include <virtio.h>
|
|
#include <virtio_ring.h>
|
|
#include <dm/device-internal.h>
|
|
#include <dm/uclass-internal.h>
|
|
#include <dm/root.h>
|
|
#include <dm/test.h>
|
|
#include <test/ut.h>
|
|
|
|
/* Basic test of the virtio uclass */
|
|
static int dm_test_virtio_base(struct unit_test_state *uts)
|
|
{
|
|
struct udevice *bus, *dev;
|
|
u8 status;
|
|
|
|
/* check probe success */
|
|
ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus));
|
|
|
|
/* check the child virtio-blk device is bound */
|
|
ut_assertok(device_find_first_child(bus, &dev));
|
|
ut_assertok(strcmp(dev->name, "virtio-blk#0"));
|
|
|
|
/* check driver status */
|
|
ut_assertok(virtio_get_status(dev, &status));
|
|
ut_asserteq(VIRTIO_CONFIG_S_ACKNOWLEDGE, status);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_virtio_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
|
|
|
|
/* Test all of the virtio uclass ops */
|
|
static int dm_test_virtio_all_ops(struct unit_test_state *uts)
|
|
{
|
|
struct udevice *bus, *dev;
|
|
struct virtio_dev_priv *uc_priv;
|
|
uint offset = 0, len = 0, nvqs = 1;
|
|
void *buffer = NULL;
|
|
u8 status;
|
|
u32 counter;
|
|
u64 features;
|
|
struct virtqueue *vqs[2];
|
|
|
|
/* check probe success */
|
|
ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus));
|
|
|
|
/* check the child virtio-blk device is bound */
|
|
ut_assertok(device_find_first_child(bus, &dev));
|
|
|
|
/*
|
|
* fake the virtio device probe by filling in uc_priv->vdev
|
|
* which is used by virtio_find_vqs/virtio_del_vqs.
|
|
*/
|
|
uc_priv = dev_get_uclass_priv(bus);
|
|
uc_priv->vdev = dev;
|
|
|
|
/* test virtio_xxx APIs */
|
|
ut_assertok(virtio_get_config(dev, offset, buffer, len));
|
|
ut_assertok(virtio_set_config(dev, offset, buffer, len));
|
|
ut_asserteq(-ENOSYS, virtio_generation(dev, &counter));
|
|
ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK));
|
|
ut_assertok(virtio_get_status(dev, &status));
|
|
ut_asserteq(VIRTIO_CONFIG_S_DRIVER_OK, status);
|
|
ut_assertok(virtio_reset(dev));
|
|
ut_assertok(virtio_get_status(dev, &status));
|
|
ut_asserteq(0, status);
|
|
ut_assertok(virtio_get_features(dev, &features));
|
|
ut_asserteq(VIRTIO_F_VERSION_1, features);
|
|
ut_assertok(virtio_set_features(dev));
|
|
ut_assertok(virtio_find_vqs(dev, nvqs, vqs));
|
|
ut_assertok(virtio_del_vqs(dev));
|
|
ut_assertok(virtio_notify(dev, vqs[0]));
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_virtio_all_ops, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
|
|
|
|
/* Test of the virtio driver that does not have required driver ops */
|
|
static int dm_test_virtio_missing_ops(struct unit_test_state *uts)
|
|
{
|
|
struct udevice *bus;
|
|
|
|
/* find the virtio device */
|
|
ut_assertok(uclass_find_device(UCLASS_VIRTIO, 1, &bus));
|
|
|
|
/*
|
|
* Probe the device should fail with error -ENOENT.
|
|
* See ops check in virtio_uclass_pre_probe().
|
|
*/
|
|
ut_asserteq(-ENOENT, device_probe(bus));
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_virtio_missing_ops, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
|
|
|
|
/* Test removal of virtio device driver */
|
|
static int dm_test_virtio_remove(struct unit_test_state *uts)
|
|
{
|
|
struct udevice *bus, *dev;
|
|
|
|
/* check probe success */
|
|
ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus));
|
|
|
|
/* check the child virtio-blk device is bound */
|
|
ut_assertok(device_find_first_child(bus, &dev));
|
|
|
|
/* set driver status to VIRTIO_CONFIG_S_DRIVER_OK */
|
|
ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK));
|
|
|
|
/* check the device can be successfully removed */
|
|
dev->flags |= DM_FLAG_ACTIVATED;
|
|
ut_assertok(device_remove(bus, DM_REMOVE_ACTIVE_ALL));
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_virtio_remove, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
|