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Merge branches 'iommu/fixes', 'arm/msm', 'arm/tegra', 'arm/mediatek', 'x86/vt-d', 'x86/amd', 'hyper-v' and 'core' into next

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Joerg Roedel
2019-03-01 11:24:51 +01:00
parent cffaaf0c81 ba93c35722 707223095c a947a45f05 48739afaac 5f226da1b1 32d5860a9e 18b3af4492
commit d05e4c8600
2002 changed files with 21878 additions and 11652 deletions
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16
drivers/iommu/iommu.c
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@@ -668,7 +668,7 @@ rename:
trace_add_device_to_group(group->id, dev);
pr_info("Adding device %s to group %d\n", dev_name(dev), group->id);
dev_info(dev, "Adding to iommu group %d\n", group->id);
return 0;
@@ -684,7 +684,7 @@ err_remove_link:
sysfs_remove_link(&dev->kobj, "iommu_group");
err_free_device:
kfree(device);
pr_err("Failed to add device %s to group %d: %d\n", dev_name(dev), group->id, ret);
dev_err(dev, "Failed to add to iommu group %d: %d\n", group->id, ret);
return ret;
}
EXPORT_SYMBOL_GPL(iommu_group_add_device);
@@ -701,7 +701,7 @@ void iommu_group_remove_device(struct device *dev)
struct iommu_group *group = dev->iommu_group;
struct group_device *tmp_device, *device = NULL;
pr_info("Removing device %s from group %d\n", dev_name(dev), group->id);
dev_info(dev, "Removing from iommu group %d\n", group->id);
/* Pre-notify listeners that a device is being removed. */
blocking_notifier_call_chain(&group->notifier,
@@ -1585,13 +1585,14 @@ static size_t iommu_pgsize(struct iommu_domain *domain,
int iommu_map(struct iommu_domain *domain, unsigned long iova,
phys_addr_t paddr, size_t size, int prot)
{
const struct iommu_ops *ops = domain->ops;
unsigned long orig_iova = iova;
unsigned int min_pagesz;
size_t orig_size = size;
phys_addr_t orig_paddr = paddr;
int ret = 0;
if (unlikely(domain->ops->map == NULL ||
if (unlikely(ops->map == NULL ||
domain->pgsize_bitmap == 0UL))
return -ENODEV;
@@ -1620,7 +1621,7 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova,
pr_debug("mapping: iova 0x%lx pa %pa pgsize 0x%zx\n",
iova, &paddr, pgsize);
ret = domain->ops->map(domain, iova, paddr, pgsize, prot);
ret = ops->map(domain, iova, paddr, pgsize, prot);
if (ret)
break;
@@ -1629,6 +1630,9 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova,
size -= pgsize;
}
if (ops->iotlb_sync_map)
ops->iotlb_sync_map(domain);
/* unroll mapping in case something went wrong */
if (ret)
iommu_unmap(domain, orig_iova, orig_size - size);
@@ -1951,7 +1955,7 @@ int iommu_request_dm_for_dev(struct device *dev)
iommu_domain_free(group->default_domain);
group->default_domain = dm_domain;
pr_info("Using direct mapping for device %s\n", dev_name(dev));
dev_info(dev, "Using iommu direct mapping\n");
ret = 0;
out: