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dm: test: Add test case for dev->dma_offset

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Add test to validate dev->dma_offset is properly set on devices.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
This commit is contained in:
Nicolas Saenz Julienne
2021-01-12 13:55:25 +01:00
committed by Matthias Brugger
parent 4abf68d57d
commit e88018769c
6 changed files with 38 additions and 0 deletions
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30
test/dm/core.c
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@@ -1180,3 +1180,33 @@ static int dm_test_all_have_seq(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_all_have_seq, UT_TESTF_SCAN_PDATA);
static int dm_test_dma_offset(struct unit_test_state *uts)
{
struct udevice *dev;
ofnode node;
/* Make sure the bus's dma-ranges aren't taken into account here */
node = ofnode_path("/mmio-bus@0");
ut_assert(ofnode_valid(node));
ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_BUS, node, &dev));
ut_asserteq_64(0, dev->dma_offset);
/* Device behind a bus with dma-ranges */
node = ofnode_path("/mmio-bus@0/subnode@0");
ut_assert(ofnode_valid(node));
ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_FDT, node, &dev));
ut_asserteq_64(-0x10000000ULL, dev->dma_offset);
/* This one has no dma-ranges */
node = ofnode_path("/mmio-bus@1");
ut_assert(ofnode_valid(node));
ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_BUS, node, &dev));
node = ofnode_path("/mmio-bus@1/subnode@0");
ut_assert(ofnode_valid(node));
ut_assertok(uclass_get_device_by_ofnode(UCLASS_TEST_FDT, node, &dev));
ut_asserteq_64(0, dev->dma_offset);
return 0;
}
DM_TEST(dm_test_dma_offset, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);