diff options
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/in.h | 3 | ||||
| -rw-r--r-- | include/uapi/linux/input-event-codes.h | 1 | ||||
| -rw-r--r-- | include/uapi/linux/io_uring.h | 19 | ||||
| -rw-r--r-- | include/uapi/linux/kfd_ioctl.h | 171 | ||||
| -rw-r--r-- | include/uapi/linux/kvm.h | 5 | ||||
| -rw-r--r-- | include/uapi/linux/virtio_ids.h | 2 |
6 files changed, 187 insertions, 14 deletions
diff --git a/include/uapi/linux/in.h b/include/uapi/linux/in.h index 7d6687618d80..d1b327036ae4 100644 --- a/include/uapi/linux/in.h +++ b/include/uapi/linux/in.h @@ -289,6 +289,9 @@ struct sockaddr_in { /* Address indicating an error return. */ #define INADDR_NONE ((unsigned long int) 0xffffffff) +/* Dummy address for src of ICMP replies if no real address is set (RFC7600). */ +#define INADDR_DUMMY ((unsigned long int) 0xc0000008) + /* Network number for local host loopback. */ #define IN_LOOPBACKNET 127 diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h index ee93428ced9a..225ec87d4f22 100644 --- a/include/uapi/linux/input-event-codes.h +++ b/include/uapi/linux/input-event-codes.h @@ -611,6 +611,7 @@ #define KEY_VOICECOMMAND 0x246 /* Listening Voice Command */ #define KEY_ASSISTANT 0x247 /* AL Context-aware desktop assistant */ #define KEY_KBD_LAYOUT_NEXT 0x248 /* AC Next Keyboard Layout Select */ +#define KEY_EMOJI_PICKER 0x249 /* Show/hide emoji picker (HUTRR101) */ #define KEY_BRIGHTNESS_MIN 0x250 /* Set Brightness to Minimum */ #define KEY_BRIGHTNESS_MAX 0x251 /* Set Brightness to Maximum */ diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index e1ae46683301..162ff99ed2cb 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -280,6 +280,7 @@ struct io_uring_params { #define IORING_FEAT_SQPOLL_NONFIXED (1U << 7) #define IORING_FEAT_EXT_ARG (1U << 8) #define IORING_FEAT_NATIVE_WORKERS (1U << 9) +#define IORING_FEAT_RSRC_TAGS (1U << 10) /* * io_uring_register(2) opcodes and arguments @@ -298,8 +299,12 @@ enum { IORING_UNREGISTER_PERSONALITY = 10, IORING_REGISTER_RESTRICTIONS = 11, IORING_REGISTER_ENABLE_RINGS = 12, - IORING_REGISTER_RSRC = 13, - IORING_REGISTER_RSRC_UPDATE = 14, + + /* extended with tagging */ + IORING_REGISTER_FILES2 = 13, + IORING_REGISTER_FILES_UPDATE2 = 14, + IORING_REGISTER_BUFFERS2 = 15, + IORING_REGISTER_BUFFERS_UPDATE = 16, /* this goes last */ IORING_REGISTER_LAST @@ -312,14 +317,10 @@ struct io_uring_files_update { __aligned_u64 /* __s32 * */ fds; }; -enum { - IORING_RSRC_FILE = 0, - IORING_RSRC_BUFFER = 1, -}; - struct io_uring_rsrc_register { - __u32 type; __u32 nr; + __u32 resv; + __u64 resv2; __aligned_u64 data; __aligned_u64 tags; }; @@ -335,8 +336,8 @@ struct io_uring_rsrc_update2 { __u32 resv; __aligned_u64 data; __aligned_u64 tags; - __u32 type; __u32 nr; + __u32 resv2; }; /* Skip updating fd indexes set to this value in the fd table */ diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index bf5e7d7846dd..3cb5b5dd9f77 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -30,9 +30,10 @@ * - 1.1 - initial version * - 1.3 - Add SMI events support * - 1.4 - Indicate new SRAM EDC bit in device properties + * - 1.5 - Add SVM API */ #define KFD_IOCTL_MAJOR_VERSION 1 -#define KFD_IOCTL_MINOR_VERSION 4 +#define KFD_IOCTL_MINOR_VERSION 5 struct kfd_ioctl_get_version_args { __u32 major_version; /* from KFD */ @@ -473,6 +474,167 @@ enum kfd_mmio_remap { KFD_MMIO_REMAP_HDP_REG_FLUSH_CNTL = 4, }; +/* Guarantee host access to memory */ +#define KFD_IOCTL_SVM_FLAG_HOST_ACCESS 0x00000001 +/* Fine grained coherency between all devices with access */ +#define KFD_IOCTL_SVM_FLAG_COHERENT 0x00000002 +/* Use any GPU in same hive as preferred device */ +#define KFD_IOCTL_SVM_FLAG_HIVE_LOCAL 0x00000004 +/* GPUs only read, allows replication */ +#define KFD_IOCTL_SVM_FLAG_GPU_RO 0x00000008 +/* Allow execution on GPU */ +#define KFD_IOCTL_SVM_FLAG_GPU_EXEC 0x00000010 +/* GPUs mostly read, may allow similar optimizations as RO, but writes fault */ +#define KFD_IOCTL_SVM_FLAG_GPU_READ_MOSTLY 0x00000020 + +/** + * kfd_ioctl_svm_op - SVM ioctl operations + * + * @KFD_IOCTL_SVM_OP_SET_ATTR: Modify one or more attributes + * @KFD_IOCTL_SVM_OP_GET_ATTR: Query one or more attributes + */ +enum kfd_ioctl_svm_op { + KFD_IOCTL_SVM_OP_SET_ATTR, + KFD_IOCTL_SVM_OP_GET_ATTR +}; + +/** kfd_ioctl_svm_location - Enum for preferred and prefetch locations + * + * GPU IDs are used to specify GPUs as preferred and prefetch locations. + * Below definitions are used for system memory or for leaving the preferred + * location unspecified. + */ +enum kfd_ioctl_svm_location { + KFD_IOCTL_SVM_LOCATION_SYSMEM = 0, + KFD_IOCTL_SVM_LOCATION_UNDEFINED = 0xffffffff +}; + +/** + * kfd_ioctl_svm_attr_type - SVM attribute types + * + * @KFD_IOCTL_SVM_ATTR_PREFERRED_LOC: gpuid of the preferred location, 0 for + * system memory + * @KFD_IOCTL_SVM_ATTR_PREFETCH_LOC: gpuid of the prefetch location, 0 for + * system memory. Setting this triggers an + * immediate prefetch (migration). + * @KFD_IOCTL_SVM_ATTR_ACCESS: + * @KFD_IOCTL_SVM_ATTR_ACCESS_IN_PLACE: + * @KFD_IOCTL_SVM_ATTR_NO_ACCESS: specify memory access for the gpuid given + * by the attribute value + * @KFD_IOCTL_SVM_ATTR_SET_FLAGS: bitmask of flags to set (see + * KFD_IOCTL_SVM_FLAG_...) + * @KFD_IOCTL_SVM_ATTR_CLR_FLAGS: bitmask of flags to clear + * @KFD_IOCTL_SVM_ATTR_GRANULARITY: migration granularity + * (log2 num pages) + */ +enum kfd_ioctl_svm_attr_type { + KFD_IOCTL_SVM_ATTR_PREFERRED_LOC, + KFD_IOCTL_SVM_ATTR_PREFETCH_LOC, + KFD_IOCTL_SVM_ATTR_ACCESS, + KFD_IOCTL_SVM_ATTR_ACCESS_IN_PLACE, + KFD_IOCTL_SVM_ATTR_NO_ACCESS, + KFD_IOCTL_SVM_ATTR_SET_FLAGS, + KFD_IOCTL_SVM_ATTR_CLR_FLAGS, + KFD_IOCTL_SVM_ATTR_GRANULARITY +}; + +/** + * kfd_ioctl_svm_attribute - Attributes as pairs of type and value + * + * The meaning of the @value depends on the attribute type. + * + * @type: attribute type (see enum @kfd_ioctl_svm_attr_type) + * @value: attribute value + */ +struct kfd_ioctl_svm_attribute { + __u32 type; + __u32 value; +}; + +/** + * kfd_ioctl_svm_args - Arguments for SVM ioctl + * + * @op specifies the operation to perform (see enum + * @kfd_ioctl_svm_op). @start_addr and @size are common for all + * operations. + * + * A variable number of attributes can be given in @attrs. + * @nattr specifies the number of attributes. New attributes can be + * added in the future without breaking the ABI. If unknown attributes + * are given, the function returns -EINVAL. + * + * @KFD_IOCTL_SVM_OP_SET_ATTR sets attributes for a virtual address + * range. It may overlap existing virtual address ranges. If it does, + * the existing ranges will be split such that the attribute changes + * only apply to the specified address range. + * + * @KFD_IOCTL_SVM_OP_GET_ATTR returns the intersection of attributes + * over all memory in the given range and returns the result as the + * attribute value. If different pages have different preferred or + * prefetch locations, 0xffffffff will be returned for + * @KFD_IOCTL_SVM_ATTR_PREFERRED_LOC or + * @KFD_IOCTL_SVM_ATTR_PREFETCH_LOC resepctively. For + * @KFD_IOCTL_SVM_ATTR_SET_FLAGS, flags of all pages will be + * aggregated by bitwise AND. The minimum migration granularity + * throughout the range will be returned for + * @KFD_IOCTL_SVM_ATTR_GRANULARITY. + * + * Querying of accessibility attributes works by initializing the + * attribute type to @KFD_IOCTL_SVM_ATTR_ACCESS and the value to the + * GPUID being queried. Multiple attributes can be given to allow + * querying multiple GPUIDs. The ioctl function overwrites the + * attribute type to indicate the access for the specified GPU. + * + * @KFD_IOCTL_SVM_ATTR_CLR_FLAGS is invalid for + * @KFD_IOCTL_SVM_OP_GET_ATTR. + */ +struct kfd_ioctl_svm_args { + __u64 start_addr; + __u64 size; + __u32 op; + __u32 nattr; + /* Variable length array of attributes */ + struct kfd_ioctl_svm_attribute attrs[0]; +}; + +/** + * kfd_ioctl_set_xnack_mode_args - Arguments for set_xnack_mode + * + * @xnack_enabled: [in/out] Whether to enable XNACK mode for this process + * + * @xnack_enabled indicates whether recoverable page faults should be + * enabled for the current process. 0 means disabled, positive means + * enabled, negative means leave unchanged. If enabled, virtual address + * translations on GFXv9 and later AMD GPUs can return XNACK and retry + * the access until a valid PTE is available. This is used to implement + * device page faults. + * + * On output, @xnack_enabled returns the (new) current mode (0 or + * positive). Therefore, a negative input value can be used to query + * the current mode without changing it. + * + * The XNACK mode fundamentally changes the way SVM managed memory works + * in the driver, with subtle effects on application performance and + * functionality. + * + * Enabling XNACK mode requires shader programs to be compiled + * differently. Furthermore, not all GPUs support changing the mode + * per-process. Therefore changing the mode is only allowed while no + * user mode queues exist in the process. This ensure that no shader + * code is running that may be compiled for the wrong mode. And GPUs + * that cannot change to the requested mode will prevent the XNACK + * mode from occurring. All GPUs used by the process must be in the + * same XNACK mode. + * + * GFXv8 or older GPUs do not support 48 bit virtual addresses or SVM. + * Therefore those GPUs are not considered for the XNACK mode switch. + * + * Return: 0 on success, -errno on failure + */ +struct kfd_ioctl_set_xnack_mode_args { + __s32 xnack_enabled; +}; + #define AMDKFD_IOCTL_BASE 'K' #define AMDKFD_IO(nr) _IO(AMDKFD_IOCTL_BASE, nr) #define AMDKFD_IOR(nr, type) _IOR(AMDKFD_IOCTL_BASE, nr, type) @@ -573,7 +735,12 @@ enum kfd_mmio_remap { #define AMDKFD_IOC_SMI_EVENTS \ AMDKFD_IOWR(0x1F, struct kfd_ioctl_smi_events_args) +#define AMDKFD_IOC_SVM AMDKFD_IOWR(0x20, struct kfd_ioctl_svm_args) + +#define AMDKFD_IOC_SET_XNACK_MODE \ + AMDKFD_IOWR(0x21, struct kfd_ioctl_set_xnack_mode_args) + #define AMDKFD_COMMAND_START 0x01 -#define AMDKFD_COMMAND_END 0x20 +#define AMDKFD_COMMAND_END 0x22 #endif diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 3fd9a7e9d90c..79d9c44d1ad7 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -8,6 +8,7 @@ * Note: you must update KVM_API_VERSION if you change this interface. */ +#include <linux/const.h> #include <linux/types.h> #include <linux/compiler.h> #include <linux/ioctl.h> @@ -1879,8 +1880,8 @@ struct kvm_hyperv_eventfd { * conversion after harvesting an entry. Also, it must not skip any * dirty bits, so that dirty bits are always harvested in sequence. */ -#define KVM_DIRTY_GFN_F_DIRTY BIT(0) -#define KVM_DIRTY_GFN_F_RESET BIT(1) +#define KVM_DIRTY_GFN_F_DIRTY _BITUL(0) +#define KVM_DIRTY_GFN_F_RESET _BITUL(1) #define KVM_DIRTY_GFN_F_MASK 0x3 /* diff --git a/include/uapi/linux/virtio_ids.h b/include/uapi/linux/virtio_ids.h index f0c35ce8628c..4fe842c3a3a9 100644 --- a/include/uapi/linux/virtio_ids.h +++ b/include/uapi/linux/virtio_ids.h @@ -54,7 +54,7 @@ #define VIRTIO_ID_SOUND 25 /* virtio sound */ #define VIRTIO_ID_FS 26 /* virtio filesystem */ #define VIRTIO_ID_PMEM 27 /* virtio pmem */ -#define VIRTIO_ID_BT 28 /* virtio bluetooth */ #define VIRTIO_ID_MAC80211_HWSIM 29 /* virtio mac80211-hwsim */ +#define VIRTIO_ID_BT 40 /* virtio bluetooth */ #endif /* _LINUX_VIRTIO_IDS_H */ |