The branch main has been updated by markj:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=41335c6b7f636f9ca59d0afba5728cf90020d6b1

commit 41335c6b7f636f9ca59d0afba5728cf90020d6b1
Author:     Mark Johnston <[email protected]>
AuthorDate: 2021-08-09 17:28:27 +0000
Commit:     Mark Johnston <[email protected]>
CommitDate: 2021-08-09 17:28:27 +0000

    vmm: Make iommu ops tables const
    
    While here, use designated initializers and rename some AMD iommu method
    implementations to match the corresponding op names.  No functional
    change intended.
    
    Reviewed by:    grehan
    MFC after:      1 week
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D31462
---
 sys/amd64/vmm/amd/amdvi_hw.c | 28 ++++++++++++++--------------
 sys/amd64/vmm/intel/vtd.c    | 24 ++++++++++++------------
 sys/amd64/vmm/io/iommu.c     |  2 +-
 sys/amd64/vmm/io/iommu.h     |  4 ++--
 4 files changed, 29 insertions(+), 29 deletions(-)

diff --git a/sys/amd64/vmm/amd/amdvi_hw.c b/sys/amd64/vmm/amd/amdvi_hw.c
index e488c5fd5f6a..57386b6bea88 100644
--- a/sys/amd64/vmm/amd/amdvi_hw.c
+++ b/sys/amd64/vmm/amd/amdvi_hw.c
@@ -1181,7 +1181,7 @@ amdvi_create_mapping(void *arg, vm_paddr_t gpa, 
vm_paddr_t hpa,
 }
 
 static uint64_t
-amdvi_destroy_mapping(void *arg, vm_paddr_t gpa, uint64_t len)
+amdvi_remove_mapping(void *arg, vm_paddr_t gpa, uint64_t len)
 {
        struct amdvi_domain *domain;
 
@@ -1360,7 +1360,7 @@ amdvi_disable(void)
 }
 
 static void
-amdvi_inv_tlb(void *arg)
+amdvi_invalidate_tlb(void *arg)
 {
        struct amdvi_domain *domain;
 
@@ -1369,16 +1369,16 @@ amdvi_inv_tlb(void *arg)
        amdvi_do_inv_domain(domain->id, false);
 }
 
-struct iommu_ops iommu_ops_amd = {
-       amdvi_init,
-       amdvi_cleanup,
-       amdvi_enable,
-       amdvi_disable,
-       amdvi_create_domain,
-       amdvi_destroy_domain,
-       amdvi_create_mapping,
-       amdvi_destroy_mapping,
-       amdvi_add_device,
-       amdvi_remove_device,
-       amdvi_inv_tlb
+const struct iommu_ops iommu_ops_amd = {
+       .init = amdvi_init,
+       .cleanup = amdvi_cleanup,
+       .enable = amdvi_enable,
+       .disable = amdvi_disable,
+       .create_domain = amdvi_create_domain,
+       .destroy_domain = amdvi_destroy_domain,
+       .create_mapping = amdvi_create_mapping,
+       .remove_mapping = amdvi_remove_mapping,
+       .add_device = amdvi_add_device,
+       .remove_device = amdvi_remove_device,
+       .invalidate_tlb = amdvi_invalidate_tlb
 };
diff --git a/sys/amd64/vmm/intel/vtd.c b/sys/amd64/vmm/intel/vtd.c
index f47e2b56bdce..8f06dc823364 100644
--- a/sys/amd64/vmm/intel/vtd.c
+++ b/sys/amd64/vmm/intel/vtd.c
@@ -761,16 +761,16 @@ vtd_destroy_domain(void *arg)
        free(dom, M_VTD);
 }
 
-struct iommu_ops iommu_ops_intel = {
-       vtd_init,
-       vtd_cleanup,
-       vtd_enable,
-       vtd_disable,
-       vtd_create_domain,
-       vtd_destroy_domain,
-       vtd_create_mapping,
-       vtd_remove_mapping,
-       vtd_add_device,
-       vtd_remove_device,
-       vtd_invalidate_tlb,
+const struct iommu_ops iommu_ops_intel = {
+       .init = vtd_init,
+       .cleanup = vtd_cleanup,
+       .enable = vtd_enable,
+       .disable = vtd_disable,
+       .create_domain = vtd_create_domain,
+       .destroy_domain = vtd_destroy_domain,
+       .create_mapping = vtd_create_mapping,
+       .remove_mapping = vtd_remove_mapping,
+       .add_device = vtd_add_device,
+       .remove_device = vtd_remove_device,
+       .invalidate_tlb = vtd_invalidate_tlb,
 };
diff --git a/sys/amd64/vmm/io/iommu.c b/sys/amd64/vmm/io/iommu.c
index 3fe4d299a497..6a589f153815 100644
--- a/sys/amd64/vmm/io/iommu.c
+++ b/sys/amd64/vmm/io/iommu.c
@@ -59,7 +59,7 @@ static int iommu_enable = 1;
 SYSCTL_INT(_hw_vmm_iommu, OID_AUTO, enable, CTLFLAG_RDTUN, &iommu_enable, 0,
     "Enable use of I/O MMU (required for PCI passthrough).");
 
-static struct iommu_ops *ops;
+static const struct iommu_ops *ops;
 static void *host_domain;
 static eventhandler_tag add_tag, delete_tag;
 
diff --git a/sys/amd64/vmm/io/iommu.h b/sys/amd64/vmm/io/iommu.h
index f8003a5d4552..090415b57505 100644
--- a/sys/amd64/vmm/io/iommu.h
+++ b/sys/amd64/vmm/io/iommu.h
@@ -60,8 +60,8 @@ struct iommu_ops {
        iommu_invalidate_tlb_t  invalidate_tlb;
 };
 
-extern struct iommu_ops iommu_ops_intel;
-extern struct iommu_ops iommu_ops_amd;
+extern const struct iommu_ops iommu_ops_intel;
+extern const struct iommu_ops iommu_ops_amd;
 
 void   iommu_cleanup(void);
 void   *iommu_host_domain(void);
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