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Subject[PATCH RFC v2 3/5] of: unittest: add test for of_dma_get_cpu_limits() 'min' param
Date
Verify that of_dma_get_cpu_limits() sets this new parameter to the
expected result.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
---
drivers/of/unittest.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index 2d632d4ec5b1..8fabb445a62a 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -924,7 +924,7 @@ static void __init of_unittest_changeset(void)
static void __init of_unittest_dma_get_cpu_limits(void)
{
struct device_node *np;
- phys_addr_t cpu_addr;
+ phys_addr_t cpu_addr_max, cpu_addr_min;

if (!IS_ENABLED(CONFIG_OF_ADDRESS))
return;
@@ -935,10 +935,13 @@ static void __init of_unittest_dma_get_cpu_limits(void)
return;
}

- of_dma_get_cpu_limits(np, &cpu_addr, NULL);
- unittest(cpu_addr == 0x4fffffff,
- "of_dma_get_cpu_limits: wrong CPU addr %pad (expecting %x)\n",
- &cpu_addr, 0x4fffffff);
+ of_dma_get_cpu_limits(np, &cpu_addr_max, &cpu_addr_min);
+ unittest(cpu_addr_max == 0x4fffffff,
+ "of_dma_get_cpu_limits: wrong CPU max addr %pad (expecting %x)\n",
+ &cpu_addr_max, 0x4fffffff);
+ unittest(cpu_addr_min == 0x40000000,
+ "of_dma_get_cpu_limits: wrong CPU min addr %pad (expecting %x)\n",
+ &cpu_addr_min, 0x40000000);
}

static void __init of_unittest_dma_ranges_one(const char *path,
--
2.43.0

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