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https://github.com/brain-hackers/u-boot-brain
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e180c2b129
The test flags used by driver model are currently not available to other tests. Rather than creating two sets of flags, make these flags generic by changing the DM_ prefix to UT_ and moving them to the test.h header. This will allow adding other test flags without confusion. Signed-off-by: Simon Glass <sjg@chromium.org>
131 lines
3.7 KiB
C
131 lines
3.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
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*/
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#include <common.h>
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#include <dm.h>
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#include <virtio_types.h>
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#include <virtio.h>
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#include <virtio_ring.h>
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#include <dm/device-internal.h>
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#include <dm/root.h>
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#include <dm/test.h>
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#include <dm/uclass-internal.h>
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#include <test/test.h>
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#include <test/ut.h>
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/* Basic test of the virtio uclass */
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static int dm_test_virtio_base(struct unit_test_state *uts)
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{
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struct udevice *bus, *dev;
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u8 status;
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/* check probe success */
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ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus));
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ut_assertnonnull(bus);
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/* check the child virtio-blk device is bound */
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ut_assertok(device_find_first_child(bus, &dev));
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ut_assertnonnull(dev);
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ut_assertok(strcmp(dev->name, "virtio-blk#0"));
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/* check driver status */
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ut_assertok(virtio_get_status(dev, &status));
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ut_asserteq(VIRTIO_CONFIG_S_ACKNOWLEDGE, status);
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return 0;
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}
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DM_TEST(dm_test_virtio_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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/* Test all of the virtio uclass ops */
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static int dm_test_virtio_all_ops(struct unit_test_state *uts)
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{
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struct udevice *bus, *dev;
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struct virtio_dev_priv *uc_priv;
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uint offset = 0, len = 0, nvqs = 1;
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void *buffer = NULL;
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u8 status;
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u32 counter;
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u64 features;
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struct virtqueue *vqs[2];
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/* check probe success */
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ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus));
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ut_assertnonnull(bus);
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/* check the child virtio-blk device is bound */
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ut_assertok(device_find_first_child(bus, &dev));
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ut_assertnonnull(dev);
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/*
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* fake the virtio device probe by filling in uc_priv->vdev
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* which is used by virtio_find_vqs/virtio_del_vqs.
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*/
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uc_priv = dev_get_uclass_priv(bus);
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ut_assertnonnull(uc_priv);
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uc_priv->vdev = dev;
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/* test virtio_xxx APIs */
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ut_assertok(virtio_get_config(dev, offset, buffer, len));
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ut_assertok(virtio_set_config(dev, offset, buffer, len));
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ut_asserteq(-ENOSYS, virtio_generation(dev, &counter));
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ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK));
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ut_assertok(virtio_get_status(dev, &status));
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ut_asserteq(VIRTIO_CONFIG_S_DRIVER_OK, status);
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ut_assertok(virtio_reset(dev));
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ut_assertok(virtio_get_status(dev, &status));
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ut_asserteq(0, status);
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ut_assertok(virtio_get_features(dev, &features));
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ut_asserteq(VIRTIO_F_VERSION_1, features);
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ut_assertok(virtio_set_features(dev));
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ut_assertok(virtio_find_vqs(dev, nvqs, vqs));
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ut_assertok(virtio_del_vqs(dev));
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ut_assertok(virtio_notify(dev, vqs[0]));
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return 0;
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}
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DM_TEST(dm_test_virtio_all_ops, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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/* Test of the virtio driver that does not have required driver ops */
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static int dm_test_virtio_missing_ops(struct unit_test_state *uts)
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{
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struct udevice *bus;
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/* find the virtio device */
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ut_assertok(uclass_find_device(UCLASS_VIRTIO, 1, &bus));
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/*
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* Probe the device should fail with error -ENOENT.
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* See ops check in virtio_uclass_pre_probe().
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*/
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ut_asserteq(-ENOENT, device_probe(bus));
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return 0;
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}
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DM_TEST(dm_test_virtio_missing_ops, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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/* Test removal of virtio device driver */
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static int dm_test_virtio_remove(struct unit_test_state *uts)
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{
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struct udevice *bus, *dev;
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/* check probe success */
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ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus));
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ut_assertnonnull(bus);
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/* check the child virtio-blk device is bound */
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ut_assertok(device_find_first_child(bus, &dev));
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ut_assertnonnull(dev);
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/* set driver status to VIRTIO_CONFIG_S_DRIVER_OK */
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ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK));
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/* check the device can be successfully removed */
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dev->flags |= DM_FLAG_ACTIVATED;
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ut_assertok(device_remove(bus, DM_REMOVE_ACTIVE_ALL));
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return 0;
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}
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DM_TEST(dm_test_virtio_remove, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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