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crypto: qat - stop using iommu_present()

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Even if an IOMMU might be present for some PCI segment in the system,
that doesn't necessarily mean it provides translation for the device
we care about. Replace iommu_present() with a more appropriate check.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Robin Murphy 2022-04-05 13:25:11 +01:00 committed by Herbert Xu
parent 7b2206d880
commit c79c09ad31
1 changed files with 1 additions and 2 deletions
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3
drivers/crypto/qat/qat_common/adf_sriov.c
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@ -3,7 +3,6 @@
#include <linux/workqueue.h>
#include <linux/pci.h>
#include <linux/device.h>
#include <linux/iommu.h>
#include "adf_common_drv.h"
#include "adf_cfg.h"
#include "adf_pfvf_pf_msg.h"
@ -176,7 +175,7 @@ int adf_sriov_configure(struct pci_dev *pdev, int numvfs)
return -EFAULT;
}
if (!iommu_present(&pci_bus_type))
if (!device_iommu_mapped(&pdev->dev))
dev_warn(&pdev->dev, "IOMMU should be enabled for SR-IOV to work correctly\n");
if (accel_dev->pf.vf_info) {