From: Frank Rowand <frank.rowand@xxxxxxxx>
[ Upstream commit 9fd4cf5d3571b27d746b8ead494a3f051485b679 ]
If an architecture does not support 64 bit dma addresses then testing
for an expected dma address >= 0x100000000 will fail.
Fixes: e0d072782c73 ("dma-mapping: introduce DMA range map, supplanting dma_pfn_offset")
Signed-off-by: Frank Rowand <frank.rowand@xxxxxxxx>
Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20211212221852.233295-1-frowand.list@xxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/of/unittest.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index a5c4c77b6f3e2..5407bbdb64395 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -941,8 +941,9 @@ static void __init of_unittest_parse_dma_ranges(void)
{
of_unittest_dma_ranges_one("/testcase-data/address-tests/device@70000000",
0x0, 0x20000000);
- of_unittest_dma_ranges_one("/testcase-data/address-tests/bus@80000000/device@1000",
- 0x100000000, 0x20000000);
+ if (IS_ENABLED(CONFIG_ARCH_DMA_ADDR_T_64BIT))
+ of_unittest_dma_ranges_one("/testcase-data/address-tests/bus@80000000/device@1000",
+ 0x100000000, 0x20000000);
of_unittest_dma_ranges_one("/testcase-data/address-tests/pci@90000000",
0x80000000, 0x20000000);
}
--
2.34.1
