From: Zhen Lei <thunder.leizhen@huawei.com>
To: Robin Murphy <robin.murphy@arm.com>,
Will Deacon <will.deacon@arm.com>, Joerg Roedel <joro@8bytes.org>,
iommu <iommu@lists.linux-foundation.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>,
Hanjun Guo <guohanjun@huawei.com>,
Libin <huawei.libin@huawei.com>,
Guozhu Li <liguozhu@hisilicon.com>,
"Xinwei Hu" <huxinwei@huawei.com>
Subject: [PATCH v2 3/5] iommu/amd: use default branch to deal with all non-supported capabilities
Date: Sun, 10 Jun 2018 19:07:21 +0800 [thread overview]
Message-ID: <1528628843-10280-4-git-send-email-thunder.leizhen@huawei.com> (raw)
In-Reply-To: <1528628843-10280-1-git-send-email-thunder.leizhen@huawei.com>
Avoid below warning when new capabilities added:
drivers/iommu/amd_iommu.c: In function 'amd_iommu_capable':
drivers/iommu/amd_iommu.c:3053:2: warning: enumeration value 'IOMMU_CAP_NON_STRICT' not handled in switch [-Wswitch]
switch (cap) {
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
drivers/iommu/amd_iommu.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 1912e91..8b0ba6d 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -3059,11 +3059,9 @@ static bool amd_iommu_capable(enum iommu_cap cap)
return true;
case IOMMU_CAP_INTR_REMAP:
return (irq_remapping_enabled == 1);
- case IOMMU_CAP_NOEXEC:
+ default:
return false;
}
-
- return false;
}
static void amd_iommu_get_resv_regions(struct device *dev,
--
1.8.3
next prev parent reply other threads:[~2018-06-10 11:08 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-10 11:07 [PATCH v2 0/5] add non-strict mode support for arm-smmu-v3 Zhen Lei
2018-06-10 11:07 ` [PATCH v2 1/5] iommu/arm-smmu-v3: fix the implementation of flush_iotlb_all hook Zhen Lei
2018-06-10 11:07 ` [PATCH v2 2/5] iommu/dma: add support for non-strict mode Zhen Lei
2018-06-10 11:07 ` Zhen Lei [this message]
2018-06-10 11:07 ` [PATCH v2 4/5] iommu/io-pgtable-arm: " Zhen Lei
2018-06-10 11:07 ` [PATCH v2 5/5] iommu/arm-smmu-v3: " Zhen Lei
2018-06-11 11:05 ` [PATCH v2 0/5] add non-strict mode support for arm-smmu-v3 Jean-Philippe Brucker
2018-06-12 12:35 ` Leizhen (ThunderTown)
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