| Simon Glass | e4fb863 | 2016-03-13 08:22:36 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 Google, Inc |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <common.h> |
| 8 | #include <dm.h> |
| 9 | #include <usb.h> |
| 10 | #include <asm/state.h> |
| 11 | #include <dm/test.h> |
| 12 | #include <test/ut.h> |
| 13 | |
| 14 | DECLARE_GLOBAL_DATA_PTR; |
| 15 | |
| 16 | /* Test that block devices can be created */ |
| 17 | static int dm_test_blk_base(struct unit_test_state *uts) |
| 18 | { |
| 19 | struct udevice *blk, *usb_blk, *dev; |
| 20 | |
| 21 | /* Make sure there are no block devices */ |
| 22 | ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_BLK, 0, &blk)); |
| 23 | |
| 24 | /* Create two, one the parent of the other */ |
| 25 | ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test", |
| 26 | IF_TYPE_HOST, 1, 512, 1024, &blk)); |
| 27 | ut_assertok(blk_create_device(blk, "usb_storage_blk", "test", |
| 28 | IF_TYPE_USB, 3, 512, 1024, &usb_blk)); |
| 29 | |
| 30 | /* Check we can find them */ |
| 31 | ut_asserteq(-ENODEV, blk_get_device(IF_TYPE_HOST, 0, &dev)); |
| 32 | ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev)); |
| 33 | ut_asserteq_ptr(blk, dev); |
| 34 | |
| 35 | ut_asserteq(-ENODEV, blk_get_device(IF_TYPE_USB, 0, &dev)); |
| 36 | ut_assertok(blk_get_device(IF_TYPE_USB, 3, &dev)); |
| 37 | ut_asserteq_ptr(usb_blk, dev); |
| 38 | |
| 39 | /* Check we can iterate */ |
| 40 | ut_assertok(blk_first_device(IF_TYPE_HOST, &dev)); |
| 41 | ut_asserteq_ptr(blk, dev); |
| 42 | ut_asserteq(-ENODEV, blk_next_device(&dev)); |
| 43 | |
| 44 | ut_assertok(blk_first_device(IF_TYPE_USB, &dev)); |
| 45 | ut_asserteq_ptr(usb_blk, dev); |
| 46 | ut_asserteq(-ENODEV, blk_next_device(&dev)); |
| 47 | |
| 48 | return 0; |
| 49 | } |
| 50 | DM_TEST(dm_test_blk_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 51 | |
| 52 | static int count_blk_devices(void) |
| 53 | { |
| 54 | struct udevice *blk; |
| 55 | struct uclass *uc; |
| 56 | int count = 0; |
| 57 | int ret; |
| 58 | |
| 59 | ret = uclass_get(UCLASS_BLK, &uc); |
| 60 | if (ret) |
| 61 | return ret; |
| 62 | |
| 63 | uclass_foreach_dev(blk, uc) |
| 64 | count++; |
| 65 | |
| 66 | return count; |
| 67 | } |
| 68 | |
| 69 | /* Test that block devices work correctly with USB */ |
| 70 | static int dm_test_blk_usb(struct unit_test_state *uts) |
| 71 | { |
| 72 | struct udevice *usb_dev, *dev; |
| 73 | struct blk_desc *dev_desc; |
| 74 | |
| 75 | /* Get a flash device */ |
| 76 | state_set_skip_delays(true); |
| 77 | ut_assertok(usb_init()); |
| 78 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &usb_dev)); |
| 79 | ut_assertok(blk_get_device_by_str("usb", "0", &dev_desc)); |
| 80 | |
| 81 | /* The parent should be a block device */ |
| 82 | ut_assertok(blk_get_device(IF_TYPE_USB, 0, &dev)); |
| 83 | ut_asserteq_ptr(usb_dev, dev_get_parent(dev)); |
| 84 | |
| 85 | /* Check we have one block device for each mass storage device */ |
| 86 | ut_asserteq(3, count_blk_devices()); |
| 87 | |
| 88 | /* Now go around again, making sure the old devices were unbound */ |
| 89 | ut_assertok(usb_stop()); |
| 90 | ut_assertok(usb_init()); |
| 91 | ut_asserteq(3, count_blk_devices()); |
| 92 | ut_assertok(usb_stop()); |
| 93 | |
| 94 | return 0; |
| 95 | } |
| 96 | DM_TEST(dm_test_blk_usb, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |