diff options
Diffstat (limited to 'include/uapi/linux/vfio.h')
| -rw-r--r-- | include/uapi/linux/vfio.h | 38 |
1 files changed, 4 insertions, 34 deletions
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index 8ce36c1d53ca..34b1f53a3901 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -333,17 +333,10 @@ struct vfio_region_info_cap_type { #define VFIO_REGION_SUBTYPE_INTEL_IGD_LPC_CFG (3) /* 10de vendor PCI sub-types */ -/* - * NVIDIA GPU NVlink2 RAM is coherent RAM mapped onto the host address space. - */ -#define VFIO_REGION_SUBTYPE_NVIDIA_NVLINK2_RAM (1) +/* subtype 1 was VFIO_REGION_SUBTYPE_NVIDIA_NVLINK2_RAM, don't use */ /* 1014 vendor PCI sub-types */ -/* - * IBM NPU NVlink2 ATSD (Address Translation Shootdown) register of NPU - * to do TLB invalidation on a GPU. - */ -#define VFIO_REGION_SUBTYPE_IBM_NVLINK2_ATSD (1) +/* subtype 1 was VFIO_REGION_SUBTYPE_IBM_NVLINK2_ATSD, don't use */ /* sub-types for VFIO_REGION_TYPE_GFX */ #define VFIO_REGION_SUBTYPE_GFX_EDID (1) @@ -637,32 +630,9 @@ struct vfio_device_migration_info { */ #define VFIO_REGION_INFO_CAP_MSIX_MAPPABLE 3 -/* - * Capability with compressed real address (aka SSA - small system address) - * where GPU RAM is mapped on a system bus. Used by a GPU for DMA routing - * and by the userspace to associate a NVLink bridge with a GPU. - */ -#define VFIO_REGION_INFO_CAP_NVLINK2_SSATGT 4 - -struct vfio_region_info_cap_nvlink2_ssatgt { - struct vfio_info_cap_header header; - __u64 tgt; -}; +/* subtype 4 was VFIO_REGION_INFO_CAP_NVLINK2_SSATGT, don't use */ -/* - * Capability with an NVLink link speed. The value is read by - * the NVlink2 bridge driver from the bridge's "ibm,nvlink-speed" - * property in the device tree. The value is fixed in the hardware - * and failing to provide the correct value results in the link - * not working with no indication from the driver why. - */ -#define VFIO_REGION_INFO_CAP_NVLINK2_LNKSPD 5 - -struct vfio_region_info_cap_nvlink2_lnkspd { - struct vfio_info_cap_header header; - __u32 link_speed; - __u32 __pad; -}; +/* subtype 5 was VFIO_REGION_INFO_CAP_NVLINK2_LNKSPD, don't use */ /** * VFIO_DEVICE_GET_IRQ_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + 9, |