diff mbox series

[5.10,272/563] of: unittest: 64 bit dma address test requires arch support

Message ID 20220124184033.844760247@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH Jan. 24, 2022, 6:40 p.m. UTC 
From: Frank Rowand <frank.rowand@sony.com>

[ 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@sony.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211212221852.233295-1-frowand.list@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/of/unittest.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

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);
 }