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test: dm: pci: Add cases for finding next PCI capability APIs

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Add test cases to cover the two newly added PCI APIs:
dm_pci_find_next_capability() & dm_pci_find_next_ext_capability().

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2018-10-15 02:21:22 -07:00 committed by Simon Glass
parent a8c5f8d3d0
commit 7a20614eb2
2 changed files with 29 additions and 0 deletions
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9
drivers/misc/swap_case.c
View file

@ -124,12 +124,21 @@ static int sandbox_swap_case_read_config(struct udevice *emul, uint offset,
case PCI_CAP_ID_PM_OFFSET:
*valuep = (PCI_CAP_ID_EXP_OFFSET << 8) | PCI_CAP_ID_PM;
break;
case PCI_CAP_ID_PM_OFFSET + PCI_CAP_LIST_NEXT:
*valuep = PCI_CAP_ID_EXP_OFFSET;
break;
case PCI_CAP_ID_EXP_OFFSET:
*valuep = (PCI_CAP_ID_MSIX_OFFSET << 8) | PCI_CAP_ID_EXP;
break;
case PCI_CAP_ID_EXP_OFFSET + PCI_CAP_LIST_NEXT:
*valuep = PCI_CAP_ID_MSIX_OFFSET;
break;
case PCI_CAP_ID_MSIX_OFFSET:
*valuep = PCI_CAP_ID_MSIX;
break;
case PCI_CAP_ID_MSIX_OFFSET + PCI_CAP_LIST_NEXT:
*valuep = 0;
break;
case PCI_EXT_CAP_ID_ERR_OFFSET:
*valuep = (PCI_EXT_CAP_ID_VC_OFFSET << 20) | PCI_EXT_CAP_ID_ERR;
break;

20
test/dm/pci.c
View file

@ -211,6 +211,16 @@ static int dm_test_pci_cap(struct unit_test_state *uts)
cap = dm_pci_find_capability(swap, PCI_CAP_ID_PCIX);
ut_asserteq(0, cap);
/* look up PCI_CAP_ID_MSIX starting from PCI_CAP_ID_PM_OFFSET */
cap = dm_pci_find_next_capability(swap, PCI_CAP_ID_PM_OFFSET,
PCI_CAP_ID_MSIX);
ut_asserteq(PCI_CAP_ID_MSIX_OFFSET, cap);
/* look up PCI_CAP_ID_VNDR starting from PCI_CAP_ID_EXP_OFFSET */
cap = dm_pci_find_next_capability(swap, PCI_CAP_ID_EXP_OFFSET,
PCI_CAP_ID_VNDR);
ut_asserteq(0, cap);
ut_assertok(uclass_get_device_by_seq(UCLASS_PCI, 1, &bus));
ut_assertok(dm_pci_bus_find_bdf(PCI_BDF(1, 0x08, 0), &swap));
@ -222,6 +232,16 @@ static int dm_test_pci_cap(struct unit_test_state *uts)
cap = dm_pci_find_ext_capability(swap, PCI_EXT_CAP_ID_SRIOV);
ut_asserteq(0, cap);
/* look up PCI_EXT_CAP_ID_DSN starting from PCI_EXT_CAP_ID_ERR_OFFSET */
cap = dm_pci_find_next_ext_capability(swap, PCI_EXT_CAP_ID_ERR_OFFSET,
PCI_EXT_CAP_ID_DSN);
ut_asserteq(PCI_EXT_CAP_ID_DSN_OFFSET, cap);
/* look up PCI_EXT_CAP_ID_RCRB starting from PCI_EXT_CAP_ID_VC_OFFSET */
cap = dm_pci_find_next_ext_capability(swap, PCI_EXT_CAP_ID_VC_OFFSET,
PCI_EXT_CAP_ID_RCRB);
ut_asserteq(0, cap);
return 0;
}
DM_TEST(dm_test_pci_cap, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);