From f096de4a8cbecffe7d41697a93fdc4ac27e593bc Mon Sep 17 00:00:00 2001
From: Jason Gunthorpe <jgg@nvidia.com>
Date: Thu, 8 Feb 2024 14:25:34 -0400
Subject: sys/linux: add IOMMU_HWPT_SET_DIRTY_TRACKING

---
 sys/linux/dev_iommu.txt       | 9 +++++++++
 sys/linux/dev_iommu.txt.const | 2 ++
 sys/linux/test/dev_iommu      | 6 ++++++
 3 files changed, 17 insertions(+)

(limited to 'sys')

diff --git a/sys/linux/dev_iommu.txt b/sys/linux/dev_iommu.txt
index 50498836c..b2671a0d9 100644
--- a/sys/linux/dev_iommu.txt
+++ b/sys/linux/dev_iommu.txt
@@ -36,6 +36,7 @@ ioctl$IOMMU_HWPT_ALLOC$NONE(fd fd_iommufd, cmd const[IOMMU_HWPT_ALLOC], arg ptr[
 ioctl$IOMMU_HWPT_ALLOC$TEST(fd fd_iommufd, cmd const[IOMMU_HWPT_ALLOC], arg ptr[in, iommu_hwpt_alloc$IOMMU_HWPT_DATA_SELFTEST])
 
 ioctl$IOMMU_GET_HW_INFO(fd fd_iommufd, cmd const[IOMMU_GET_HW_INFO], arg ptr[in, iommu_hw_info])
+ioctl$IOMMU_HWPT_SET_DIRTY_TRACKING(fd fd_iommufd, cmd const[IOMMU_HWPT_SET_DIRTY_TRACKING], arg ptr[in, iommu_hwpt_set_dirty_tracking])
 
 # VFIO compatibility ioctls
 # This shares a few structs with dev_vfio.txt
@@ -206,6 +207,13 @@ iommu_hw_info {
 	out_capabilities	int64	(out)
 }
 
+iommu_hwpt_set_dirty_tracking {
+	size		len[parent, int32]
+	flags		flags[iommufd_hwpt_set_dirty_tracking_flags, int32]
+	hwpt_id		hwpt_handle
+	__reserved	const[0x0, int32]
+}
+
 iommu_iova_range {
 	start	int64
 	last	int64
@@ -215,6 +223,7 @@ iommufd_ioas_map_flags = IOMMU_IOAS_MAP_FIXED_IOVA, IOMMU_IOAS_MAP_WRITEABLE, IO
 iommufd_ioas_map_flags_syz = MOCK_FLAGS_ACCESS_SYZ, IOMMU_IOAS_MAP_WRITEABLE, IOMMU_IOAS_MAP_READABLE, MOCK_FLAGS_ACCESS_SYZ, IOMMU_IOAS_MAP_READABLE
 iommufd_option_ops = IOMMU_OPTION_OP_SET, IOMMU_OPTION_OP_GET
 iommufd_hwpt_alloc_flags = IOMMU_HWPT_ALLOC_NEST_PARENT, IOMMU_HWPT_ALLOC_DIRTY_TRACKING
+iommufd_hwpt_set_dirty_tracking_flags = IOMMU_HWPT_DIRTY_TRACKING_ENABLE
 
 iommu_type = VFIO_TYPE1_IOMMU, VFIO_TYPE1v2_IOMMU
 iommu_extension = VFIO_TYPE1_IOMMU, VFIO_TYPE1v2_IOMMU, VFIO_UNMAP_ALL, VFIO_DMA_CC_IOMMU, VFIO_TYPE1_NESTING_IOMMU, VFIO_UPDATE_VADDR
diff --git a/sys/linux/dev_iommu.txt.const b/sys/linux/dev_iommu.txt.const
index 4c8160510..259d06db8 100644
--- a/sys/linux/dev_iommu.txt.const
+++ b/sys/linux/dev_iommu.txt.const
@@ -8,6 +8,8 @@ IOMMU_HWPT_ALLOC_DIRTY_TRACKING = 2
 IOMMU_HWPT_ALLOC_NEST_PARENT = 1
 IOMMU_HWPT_DATA_NONE = 0
 IOMMU_HWPT_DATA_SELFTEST = 57005
+IOMMU_HWPT_DIRTY_TRACKING_ENABLE = 1
+IOMMU_HWPT_SET_DIRTY_TRACKING = 15243, mips64le:ppc64le:536886155
 IOMMU_IOAS_ALLOC = 15233, mips64le:ppc64le:536886145
 IOMMU_IOAS_ALLOW_IOVAS = 15234, mips64le:ppc64le:536886146
 IOMMU_IOAS_COPY = 15235, mips64le:ppc64le:536886147
diff --git a/sys/linux/test/dev_iommu b/sys/linux/test/dev_iommu
index df61f17fb..1dfc573a0 100644
--- a/sys/linux/test/dev_iommu
+++ b/sys/linux/test/dev_iommu
@@ -64,6 +64,12 @@ ioctl$IOMMU_DESTROY$hwpt(r0, 0x3b80, &AUTO={0x8, r3})
 ioctl$IOMMU_GET_HW_INFO(r0, 0x3b8a, &AUTO={0x24, 0x0, r2, 0x1c, &AUTO='LLLLLLLLLLLLLLLLLLLLLLLLLLLL', 0x0, 0x0, 0x0})
 ioctl$IOMMU_DESTROY$stdev(r0, 0x3b80, &AUTO={0x8, r4})
 
+ioctl$IOMMU_TEST_OP_MOCK_DOMAIN(r0, 0x3ba0, &AUTO={0x48, 0x2, r1, 0x0, <r4=>0x0, <r3=>0x0, <r2=>0x0})
+ioctl$IOMMU_HWPT_ALLOC$NONE(r0, 0x3b89,  &AUTO={0x28, 0x2, r2, r1, <r3=>0x0, 0x0, 0x0, 0x0, &AUTO=''})
+ioctl$IOMMU_HWPT_SET_DIRTY_TRACKING(r0, 0x3b8b, &AUTO={0x16, 0x1, r3, 0x0})
+ioctl$IOMMU_DESTROY$hwpt(r0, 0x3b80, &AUTO={0x8, r3})
+ioctl$IOMMU_DESTROY$stdev(r0, 0x3b80, &AUTO={0x8, r4})
+
 ioctl$IOMMU_TEST_OP_SET_TEMP_MEMORY_LIMIT(r0, 0x3ba0, &AUTO={0x48, 0x9, 0x0, 0x0, 0x10})
 
 ioctl$IOMMU_DESTROY$ioas(r0, 0x3b80, &AUTO={0x8, r1})
-- 
cgit mrf-deployment