[PATCH 4/7] iommu/ipmmu-vmsa: Make IPMMU_CTX_MAX unsigned

Geert Uytterhoeven
2019-02-20T15:06:01Z

Make the IPMMU_CTX_MAX constant unsigned, to match the type of
ipmmu_features.number_of_contexts.

This allows to use plain min() instead of type-casting min_t().

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
drivers/iommu/ipmmu-vmsa.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 4d07c26c97848b65..4e3134a9a52f8d87 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -36,7 +36,7 @@
#define arm_iommu_detach_device(...) do {} while (0)
#endif

-#define IPMMU_CTX_MAX 8
+#define IPMMU_CTX_MAX 8U

struct ipmmu_features {
bool use_ns_alias_offset;
@@ -1060,8 +1060,7 @@ static int ipmmu_probe(struct platform_device *pdev)
if (mmu->features->use_ns_alias_offset)
mmu->base += IM_NS_ALIAS_OFFSET;

- mmu->num_ctx = min_t(unsigned int, IPMMU_CTX_MAX,
- mmu->features->number_of_contexts);
+ mmu->num_ctx = min(IPMMU_CTX_MAX, mmu->features->number_of_contexts);

irq = platform_get_irq(pdev, 0);

--
2.17.1