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iommu/ipmmu-vmsa: Make IPMMU_CTX_MAX unsigned 

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>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Tested-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Geert Uytterhoeven 2019-05-27 13:52:50 +02:00 committed by Joerg Roedel
parent 82576aa8af
commit b43e0d8a45
1 changed files with 2 additions and 3 deletions
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5
drivers/iommu/ipmmu-vmsa.c
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@ -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);