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Subject[PATCH 02/10] iommu/amd: Request passthrough mode from IOMMU core
Date
From: Joerg Roedel <jroedel@suse.de>

Get rid of the iommu_pass_through variable and request
passthrough mode via the new iommu core function.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
drivers/iommu/amd_iommu.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index b607a92791d3..7434b34d7a94 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -436,7 +436,7 @@ static int iommu_init_device(struct device *dev)
* invalid address), we ignore the capability for the device so
* it'll be forced to go into translation mode.
*/
- if ((iommu_pass_through || !amd_iommu_force_isolation) &&
+ if ((iommu_default_passthrough() || !amd_iommu_force_isolation) &&
dev_is_pci(dev) && pci_iommuv2_capable(to_pci_dev(dev))) {
struct amd_iommu *iommu;

@@ -2226,7 +2226,7 @@ static int amd_iommu_add_device(struct device *dev)

BUG_ON(!dev_data);

- if (iommu_pass_through || dev_data->iommu_v2)
+ if (dev_data->iommu_v2)
iommu_request_dm_for_dev(dev);

/* Domains are initialized for this device - have a look what we ended up with */
@@ -2805,7 +2805,7 @@ int __init amd_iommu_init_api(void)

int __init amd_iommu_init_dma_ops(void)
{
- swiotlb = (iommu_pass_through || sme_me_mask) ? 1 : 0;
+ swiotlb = (iommu_default_passthrough() || sme_me_mask) ? 1 : 0;
iommu_detected = 1;

if (amd_iommu_unmap_flush)
--
2.17.1
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