diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2025-04-18 16:01:24 +0800 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2025-04-28 13:04:29 +0200 |
| commit | 7c8896dd4a2a27c84b04dcf0990e6f6b118cb6b2 (patch) | |
| tree | b6ae7798bee3c3f1211fd83a74473f492ebbd05d /drivers/misc | |
| parent | iommu/arm-smmu-v3: Put iopf enablement in the domain attach path (diff) | |
| download | linux-7c8896dd4a2a27c84b04dcf0990e6f6b118cb6b2.tar.gz linux-7c8896dd4a2a27c84b04dcf0990e6f6b118cb6b2.zip | |
iommu: Remove IOMMU_DEV_FEAT_SVA
None of the drivers implement anything here anymore, remove the dead code.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Tested-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Link: https://lore.kernel.org/r/20250418080130.1844424-3-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/uacce/uacce.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/misc/uacce/uacce.c b/drivers/misc/uacce/uacce.c index bdc2e6fda782..2a1db2abeeca 100644 --- a/drivers/misc/uacce/uacce.c +++ b/drivers/misc/uacce/uacce.c @@ -479,14 +479,6 @@ static unsigned int uacce_enable_sva(struct device *parent, unsigned int flags) dev_err(parent, "failed to enable IOPF feature! ret = %pe\n", ERR_PTR(ret)); return flags; } - - ret = iommu_dev_enable_feature(parent, IOMMU_DEV_FEAT_SVA); - if (ret) { - dev_err(parent, "failed to enable SVA feature! ret = %pe\n", ERR_PTR(ret)); - iommu_dev_disable_feature(parent, IOMMU_DEV_FEAT_IOPF); - return flags; - } - return flags | UACCE_DEV_SVA; } @@ -495,7 +487,6 @@ static void uacce_disable_sva(struct uacce_device *uacce) if (!(uacce->flags & UACCE_DEV_SVA)) return; - iommu_dev_disable_feature(uacce->parent, IOMMU_DEV_FEAT_SVA); iommu_dev_disable_feature(uacce->parent, IOMMU_DEV_FEAT_IOPF); } |