diff options
| author | Kalle Valo <kvalo@kernel.org> | 2023-01-17 13:36:25 +0200 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-01-17 13:36:25 +0200 |
| commit | d0e99511834b6828c960e978d9a8cb6e5731250d (patch) | |
| tree | e7b062c1f9d28a55083477a1462286a7923a57fd /include/uapi/linux | |
| parent | de7d0ff301fccc75281d7d8eb98c4a47faacf32d (diff) | |
| parent | 80f8a66dede0a4b4e9e846765a97809c6fe49ce5 (diff) | |
Merge wireless into wireless-next
Due to the two cherry picked commits from wireless to wireless-next we have
several conflicts in mt76. To avoid any bugs with conflicts merge wireless into
wireless-next.
96f134dc1964 wifi: mt76: handle possible mt76_rx_token_consume failures
fe13dad8992b wifi: mt76: dma: do not increment queue head if mt76_dma_add_buf fails
Diffstat (limited to 'include/uapi/linux')
46 files changed, 1058 insertions, 441 deletions
diff --git a/include/uapi/linux/acrn.h b/include/uapi/linux/acrn.h index ccf47ed92500..7b714c1902eb 100644 --- a/include/uapi/linux/acrn.h +++ b/include/uapi/linux/acrn.h @@ -12,7 +12,6 @@ #define _UAPI_ACRN_H #include <linux/types.h> -#include <linux/uuid.h> #define ACRN_IO_REQUEST_MAX 16 @@ -186,7 +185,7 @@ struct acrn_ioreq_notify { * @reserved0: Reserved and must be 0 * @vcpu_num: Number of vCPU in the VM. Return from hypervisor. * @reserved1: Reserved and must be 0 - * @uuid: UUID of the VM. Pass to hypervisor directly. + * @uuid: Empty space never to be used again (used to be UUID of the VM) * @vm_flag: Flag of the VM creating. Pass to hypervisor directly. * @ioreq_buf: Service VM GPA of I/O request buffer. Pass to * hypervisor directly. @@ -198,7 +197,7 @@ struct acrn_vm_creation { __u16 reserved0; __u16 vcpu_num; __u16 reserved1; - guid_t uuid; + __u8 uuid[16]; __u64 vm_flag; __u64 ioreq_buf; __u64 cpu_affinity; diff --git a/include/uapi/linux/aspeed-video.h b/include/uapi/linux/aspeed-video.h new file mode 100644 index 000000000000..6586a65548c4 --- /dev/null +++ b/include/uapi/linux/aspeed-video.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ +/* + * Copyright (C) 2021 ASPEED Technology Inc. + */ + +#ifndef _UAPI_LINUX_ASPEED_VIDEO_H +#define _UAPI_LINUX_ASPEED_VIDEO_H + +#include <linux/v4l2-controls.h> + +#define V4L2_CID_ASPEED_HQ_MODE (V4L2_CID_USER_ASPEED_BASE + 1) +#define V4L2_CID_ASPEED_HQ_JPEG_QUALITY (V4L2_CID_USER_ASPEED_BASE + 2) + +#endif /* _UAPI_LINUX_ASPEED_VIDEO_H */ diff --git a/include/uapi/linux/atmbr2684.h b/include/uapi/linux/atmbr2684.h index a9e2250cd720..d47c47d06f11 100644 --- a/include/uapi/linux/atmbr2684.h +++ b/include/uapi/linux/atmbr2684.h @@ -38,7 +38,7 @@ */ #define BR2684_ENCAPS_VC (0) /* VC-mux */ #define BR2684_ENCAPS_LLC (1) -#define BR2684_ENCAPS_AUTODETECT (2) /* Unsuported */ +#define BR2684_ENCAPS_AUTODETECT (2) /* Unsupported */ /* * Is this VC bridged or routed? diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index 5655e89b962b..b4f0f9531119 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -19,8 +19,14 @@ #ifndef _UAPI_LINUX_BTRFS_H #define _UAPI_LINUX_BTRFS_H + +#ifdef __cplusplus +extern "C" { +#endif + #include <linux/types.h> #include <linux/ioctl.h> +#include <linux/fs.h> #define BTRFS_IOCTL_MAGIC 0x94 #define BTRFS_VOL_NAME_MAX 255 @@ -333,6 +339,12 @@ struct btrfs_ioctl_feature_flags { */ struct btrfs_balance_args { __u64 profiles; + + /* + * usage filter + * BTRFS_BALANCE_ARGS_USAGE with a single value means '0..N' + * BTRFS_BALANCE_ARGS_USAGE_RANGE - range syntax, min..max + */ union { __u64 usage; struct { @@ -549,7 +561,7 @@ struct btrfs_ioctl_search_header { __u64 offset; __u32 type; __u32 len; -}; +} __attribute__ ((__may_alias__)); #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key)) /* @@ -562,6 +574,10 @@ struct btrfs_ioctl_search_args { char buf[BTRFS_SEARCH_ARGS_BUFSIZE]; }; +/* + * Extended version of TREE_SEARCH ioctl that can return more than 4k of bytes. + * The allocated size of the buffer is set in buf_size. + */ struct btrfs_ioctl_search_args_v2 { struct btrfs_ioctl_search_key key; /* in/out - search parameters */ __u64 buf_size; /* in - size of buffer @@ -570,10 +586,11 @@ struct btrfs_ioctl_search_args_v2 { __u64 buf[]; /* out - found items */ }; +/* With a @src_length of zero, the range from @src_offset->EOF is cloned! */ struct btrfs_ioctl_clone_range_args { - __s64 src_fd; - __u64 src_offset, src_length; - __u64 dest_offset; + __s64 src_fd; + __u64 src_offset, src_length; + __u64 dest_offset; }; /* @@ -677,8 +694,11 @@ struct btrfs_ioctl_logical_ino_args { /* struct btrfs_data_container *inodes; out */ __u64 inodes; }; -/* Return every ref to the extent, not just those containing logical block. - * Requires logical == extent bytenr. */ + +/* + * Return every ref to the extent, not just those containing logical block. + * Requires logical == extent bytenr. + */ #define BTRFS_LOGICAL_INO_ARGS_IGNORE_OFFSET (1ULL << 0) enum btrfs_dev_stat_values { @@ -1144,4 +1164,8 @@ enum btrfs_err_code { #define BTRFS_IOC_ENCODED_WRITE _IOW(BTRFS_IOCTL_MAGIC, 64, \ struct btrfs_ioctl_encoded_io_args) +#ifdef __cplusplus +} +#endif + #endif /* _UAPI_LINUX_BTRFS_H */ diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h index 1f7a38ec6ac3..ab38d0f411fa 100644 --- a/include/uapi/linux/btrfs_tree.h +++ b/include/uapi/linux/btrfs_tree.h @@ -10,6 +10,23 @@ #include <stddef.h> #endif +/* ASCII for _BHRfS_M, no terminating nul */ +#define BTRFS_MAGIC 0x4D5F53665248425FULL + +#define BTRFS_MAX_LEVEL 8 + +/* + * We can actually store much bigger names, but lets not confuse the rest of + * linux. + */ +#define BTRFS_NAME_LEN 255 + +/* + * Theoretical limit is larger, but we keep this down to a sane value. That + * should limit greatly the possibility of collisions on inode ref items. + */ +#define BTRFS_LINK_MAX 65535U + /* * This header contains the structure definitions and constants used * by file system objects that can be retrieved using @@ -359,6 +376,50 @@ enum btrfs_csum_type { #define BTRFS_FT_SYMLINK 7 #define BTRFS_FT_XATTR 8 #define BTRFS_FT_MAX 9 +/* Directory contains encrypted data */ +#define BTRFS_FT_ENCRYPTED 0x80 + +static inline __u8 btrfs_dir_flags_to_ftype(__u8 flags) +{ + return flags & ~BTRFS_FT_ENCRYPTED; +} + +/* + * Inode flags + */ +#define BTRFS_INODE_NODATASUM (1U << 0) +#define BTRFS_INODE_NODATACOW (1U << 1) +#define BTRFS_INODE_READONLY (1U << 2) +#define BTRFS_INODE_NOCOMPRESS (1U << 3) +#define BTRFS_INODE_PREALLOC (1U << 4) +#define BTRFS_INODE_SYNC (1U << 5) +#define BTRFS_INODE_IMMUTABLE (1U << 6) +#define BTRFS_INODE_APPEND (1U << 7) +#define BTRFS_INODE_NODUMP (1U << 8) +#define BTRFS_INODE_NOATIME (1U << 9) +#define BTRFS_INODE_DIRSYNC (1U << 10) +#define BTRFS_INODE_COMPRESS (1U << 11) + +#define BTRFS_INODE_ROOT_ITEM_INIT (1U << 31) + +#define BTRFS_INODE_FLAG_MASK \ + (BTRFS_INODE_NODATASUM | \ + BTRFS_INODE_NODATACOW | \ + BTRFS_INODE_READONLY | \ + BTRFS_INODE_NOCOMPRESS | \ + BTRFS_INODE_PREALLOC | \ + BTRFS_INODE_SYNC | \ + BTRFS_INODE_IMMUTABLE | \ + BTRFS_INODE_APPEND | \ + BTRFS_INODE_NODUMP | \ + BTRFS_INODE_NOATIME | \ + BTRFS_INODE_DIRSYNC | \ + BTRFS_INODE_COMPRESS | \ + BTRFS_INODE_ROOT_ITEM_INIT) + +#define BTRFS_INODE_RO_VERITY (1U << 0) + +#define BTRFS_INODE_RO_FLAG_MASK (BTRFS_INODE_RO_VERITY) /* * The key defines the order in the tree, and so it also defines (optimal) @@ -389,6 +450,109 @@ struct btrfs_key { __u64 offset; } __attribute__ ((__packed__)); +/* + * Every tree block (leaf or node) starts with this header. + */ +struct btrfs_header { + /* These first four must match the super block */ + __u8 csum[BTRFS_CSUM_SIZE]; + /* FS specific uuid */ + __u8 fsid[BTRFS_FSID_SIZE]; + /* Which block this node is supposed to live in */ + __le64 bytenr; + __le64 flags; + + /* Allowed to be different from the super from here on down */ + __u8 chunk_tree_uuid[BTRFS_UUID_SIZE]; + __le64 generation; + __le64 owner; + __le32 nritems; + __u8 level; +} __attribute__ ((__packed__)); + +/* + * This is a very generous portion of the super block, giving us room to + * translate 14 chunks with 3 stripes each. + */ +#define BTRFS_SYSTEM_CHUNK_ARRAY_SIZE 2048 + +/* + * Just in case we somehow lose the roots and are not able to mount, we store + * an array of the roots from previous transactions in the super. + */ +#define BTRFS_NUM_BACKUP_ROOTS 4 +struct btrfs_root_backup { + __le64 tree_root; + __le64 tree_root_gen; + + __le64 chunk_root; + __le64 chunk_root_gen; + + __le64 extent_root; + __le64 extent_root_gen; + + __le64 fs_root; + __le64 fs_root_gen; + + __le64 dev_root; + __le64 dev_root_gen; + + __le64 csum_root; + __le64 csum_root_gen; + + __le64 total_bytes; + __le64 bytes_used; + __le64 num_devices; + /* future */ + __le64 unused_64[4]; + + __u8 tree_root_level; + __u8 chunk_root_level; + __u8 extent_root_level; + __u8 fs_root_level; + __u8 dev_root_level; + __u8 csum_root_level; + /* future and to align */ + __u8 unused_8[10]; +} __attribute__ ((__packed__)); + +/* + * A leaf is full of items. offset and size tell us where to find the item in + * the leaf (relative to the start of the data area) + */ +struct btrfs_item { + struct btrfs_disk_key key; + __le32 offset; + __le32 size; +} __attribute__ ((__packed__)); + +/* + * Leaves have an item area and a data area: + * [item0, item1....itemN] [free space] [dataN...data1, data0] + * + * The data is separate from the items to get the keys closer together during + * searches. + */ +struct btrfs_leaf { + struct btrfs_header header; + struct btrfs_item items[]; +} __attribute__ ((__packed__)); + +/* + * All non-leaf blocks are nodes, they hold only keys and pointers to other + * blocks. + */ +struct btrfs_key_ptr { + struct btrfs_disk_key key; + __le64 blockptr; + __le64 generation; +} __attribute__ ((__packed__)); + +struct btrfs_node { + struct btrfs_header header; + struct btrfs_key_ptr ptrs[]; +} __attribute__ ((__packed__)); + struct btrfs_dev_item { /* the internal btrfs device id */ __le64 devid; @@ -472,6 +636,69 @@ struct btrfs_chunk { /* additional stripes go here */ } __attribute__ ((__packed__)); +/* + * The super block basically lists the main trees of the FS. + */ +struct btrfs_super_block { + /* The first 4 fields must match struct btrfs_header */ + __u8 csum[BTRFS_CSUM_SIZE]; + /* FS specific UUID, visible to user */ + __u8 fsid[BTRFS_FSID_SIZE]; + /* This block number */ + __le64 bytenr; + __le64 flags; + + /* Allowed to be different from the btrfs_header from here own down */ + __le64 magic; + __le64 generation; + __le64 root; + __le64 chunk_root; + __le64 log_root; + + /* + * This member has never been utilized since the very beginning, thus + * it's always 0 regardless of kernel version. We always use + * generation + 1 to read log tree root. So here we mark it deprecated. + */ + __le64 __unused_log_root_transid; + __le64 total_bytes; + __le64 bytes_used; + __le64 root_dir_objectid; + __le64 num_devices; + __le32 sectorsize; + __le32 nodesize; + __le32 __unused_leafsize; + __le32 stripesize; + __le32 sys_chunk_array_size; + __le64 chunk_root_generation; + __le64 compat_flags; + __le64 compat_ro_flags; + __le64 incompat_flags; + __le16 csum_type; + __u8 root_level; + __u8 chunk_root_level; + __u8 log_root_level; + struct btrfs_dev_item dev_item; + + char label[BTRFS_LABEL_SIZE]; + + __le64 cache_generation; + __le64 uuid_tree_generation; + + /* The UUID written into btree blocks */ + __u8 metadata_uuid[BTRFS_FSID_SIZE]; + + __u64 nr_global_roots; + + /* Future expansion */ + __le64 reserved[27]; + __u8 sys_chunk_array[BTRFS_SYSTEM_CHUNK_ARRAY_SIZE]; + struct btrfs_root_backup super_roots[BTRFS_NUM_BACKUP_ROOTS]; + + /* Padded to 4096 bytes */ + __u8 padding[565]; +} __attribute__ ((__packed__)); + #define BTRFS_FREE_SPACE_EXTENT 1 #define BTRFS_FREE_SPACE_BITMAP 2 @@ -526,6 +753,14 @@ struct btrfs_extent_item_v0 { /* use full backrefs for extent pointers in the block */ #define BTRFS_BLOCK_FLAG_FULL_BACKREF (1ULL << 8) +#define BTRFS_BACKREF_REV_MAX 256 +#define BTRFS_BACKREF_REV_SHIFT 56 +#define BTRFS_BACKREF_REV_MASK (((u64)BTRFS_BACKREF_REV_MAX - 1) << \ + BTRFS_BACKREF_REV_SHIFT) + +#define BTRFS_OLD_BACKREF_REV 0 +#define BTRFS_MIXED_BACKREF_REV 1 + /* * this flag is only used internally by scrub and may be changed at any time * it is only declared here to avoid collisions diff --git a/include/uapi/linux/dvb/audio.h b/include/uapi/linux/dvb/audio.h index 2f869da69171..77fb866890b4 100644 --- a/include/uapi/linux/dvb/audio.h +++ b/include/uapi/linux/dvb/audio.h @@ -7,21 +7,6 @@ * Copyright (C) 2000 Ralph Metzler <ralph@convergence.de> * & Marcus Metzler <marcus@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Lesser Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _DVBAUDIO_H_ diff --git a/include/uapi/linux/dvb/ca.h b/include/uapi/linux/dvb/ca.h index dffa59e95ebb..4244b187cc4d 100644 --- a/include/uapi/linux/dvb/ca.h +++ b/include/uapi/linux/dvb/ca.h @@ -5,21 +5,6 @@ * Copyright (C) 2000 Ralph Metzler <ralph@convergence.de> * & Marcus Metzler <marcus@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Lesser Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _DVBCA_H_ diff --git a/include/uapi/linux/dvb/dmx.h b/include/uapi/linux/dvb/dmx.h index b4112f0b6dd3..7b16375f94e2 100644 --- a/include/uapi/linux/dvb/dmx.h +++ b/include/uapi/linux/dvb/dmx.h @@ -5,21 +5,6 @@ * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de> * & Ralph Metzler <ralph@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _UAPI_DVBDMX_H_ diff --git a/include/uapi/linux/dvb/frontend.h b/include/uapi/linux/dvb/frontend.h index 4f9b4551c534..326f6a53f1f2 100644 --- a/include/uapi/linux/dvb/frontend.h +++ b/include/uapi/linux/dvb/frontend.h @@ -7,21 +7,6 @@ * Holger Waechtler <holger@convergence.de> * Andre Draszik <ad@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _DVBFRONTEND_H_ @@ -282,7 +267,6 @@ enum fe_spectral_inversion { /** * enum fe_code_rate - Type of Forward Error Correction (FEC) * - * * @FEC_NONE: No Forward Error Correction Code * @FEC_1_2: Forward Error Correction Code 1/2 * @FEC_2_3: Forward Error Correction Code 2/3 @@ -296,6 +280,22 @@ enum fe_spectral_inversion { * @FEC_3_5: Forward Error Correction Code 3/5 * @FEC_9_10: Forward Error Correction Code 9/10 * @FEC_2_5: Forward Error Correction Code 2/5 + * @FEC_1_3: Forward Error Correction Code 1/3 + * @FEC_1_4: Forward Error Correction Code 1/4 + * @FEC_5_9: Forward Error Correction Code 5/9 + * @FEC_7_9: Forward Error Correction Code 7/9 + * @FEC_8_15: Forward Error Correction Code 8/15 + * @FEC_11_15: Forward Error Correction Code 11/15 + * @FEC_13_18: Forward Error Correction Code 13/18 + * @FEC_9_20: Forward Error Correction Code 9/20 + * @FEC_11_20: Forward Error Correction Code 11/20 + * @FEC_23_36: Forward Error Correction Code 23/36 + * @FEC_25_36: Forward Error Correction Code 25/36 + * @FEC_13_45: Forward Error Correction Code 13/45 + * @FEC_26_45: Forward Error Correction Code 26/45 + * @FEC_28_45: Forward Error Correction Code 28/45 + * @FEC_32_45: Forward Error Correction Code 32/45 + * @FEC_77_90: Forward Error Correction Code 77/90 * * Please note that not all FEC types are supported by a given standard. */ @@ -313,6 +313,22 @@ enum fe_code_rate { FEC_3_5, FEC_9_10, FEC_2_5, + FEC_1_3, + FEC_1_4, + FEC_5_9, + FEC_7_9, + FEC_8_15, + FEC_11_15, + FEC_13_18, + FEC_9_20, + FEC_11_20, + FEC_23_36, + FEC_25_36, + FEC_13_45, + FEC_26_45, + FEC_28_45, + FEC_32_45, + FEC_77_90, }; /** @@ -331,6 +347,13 @@ enum fe_code_rate { * @APSK_32: 32-APSK modulation * @DQPSK: DQPSK modulation * @QAM_4_NR: 4-QAM-NR modulation + * @QAM_1024: 1024-QAM modulation + * @QAM_4096: 4096-QAM modulation + * @APSK_8_L: 8APSK-L modulation + * @APSK_16_L: 16APSK-L modulation + * @APSK_32_L: 32APSK-L modulation + * @APSK_64: 64APSK modulation + * @APSK_64_L: 64APSK-L modulation * * Please note that not all modulations are supported by a given standard. * @@ -350,6 +373,13 @@ enum fe_modulation { APSK_32, DQPSK, QAM_4_NR, + QAM_1024, + QAM_4096, + APSK_8_L, + APSK_16_L, + APSK_32_L, + APSK_64, + APSK_64_L, }; /** @@ -404,6 +434,7 @@ enum fe_transmit_mode { * @GUARD_INTERVAL_PN420: PN length 420 (1/4) * @GUARD_INTERVAL_PN595: PN length 595 (1/6) * @GUARD_INTERVAL_PN945: PN length 945 (1/9) + * @GUARD_INTERVAL_1_64: Guard interval 1/64 * * Please note that not all guard intervals are supported by a given standard. */ @@ -419,6 +450,7 @@ enum fe_guard_interval { GUARD_INTERVAL_PN420, GUARD_INTERVAL_PN595, GUARD_INTERVAL_PN945, + GUARD_INTERVAL_1_64, }; /** @@ -571,6 +603,9 @@ enum fe_pilot { * @ROLLOFF_20: Roloff factor: α=20% * @ROLLOFF_25: Roloff factor: α=25% * @ROLLOFF_AUTO: Auto-detect the roloff factor. + * @ROLLOFF_15: Rolloff factor: α=15% + * @ROLLOFF_10: Rolloff factor: α=10% + * @ROLLOFF_5: Rolloff factor: α=5% * * .. note: * @@ -581,6 +616,9 @@ enum fe_rolloff { ROLLOFF_20, ROLLOFF_25, ROLLOFF_AUTO, + ROLLOFF_15, + ROLLOFF_10, + ROLLOFF_5, }; /** @@ -594,6 +632,8 @@ enum fe_rolloff { * Cable TV: DVB-C following ITU-T J.83 Annex B spec (ClearQAM) * @SYS_DVBC_ANNEX_C: * Cable TV: DVB-C following ITU-T J.83 Annex C spec + * @SYS_DVBC2: + * Cable TV: DVB-C2 * @SYS_ISDBC: * Cable TV: ISDB-C (no drivers yet) * @SYS_DVBT: @@ -611,7 +651,7 @@ enum fe_rolloff { * @SYS_DVBS: * Satellite TV: DVB-S * @SYS_DVBS2: - * Satellite TV: DVB-S2 + * Satellite TV: DVB-S2 and DVB-S2X * @SYS_TURBO: * Satellite TV: DVB-S Turbo * @SYS_ISDBS: @@ -645,6 +685,7 @@ enum fe_delivery_system { SYS_DVBT2, SYS_TURBO, SYS_DVBC_ANNEX_C, + SYS_DVBC2, }; /* backward compatibility definitions for delivery systems */ @@ -720,7 +761,7 @@ enum atscmh_rs_frame_mode { }; /** - * enum atscmh_rs_code_mode + * enum atscmh_rs_code_mode - ATSC-M/H Reed Solomon modes * @ATSCMH_RSCODE_211_187: Reed Solomon code (211,187). * @ATSCMH_RSCODE_223_187: Reed Solomon code (223,187). * @ATSCMH_RSCODE_235_187: Reed Solomon code (235,187). diff --git a/include/uapi/linux/dvb/net.h b/include/uapi/linux/dvb/net.h index 0c550ef93f2c..7cbb47ac38ef 100644 --- a/include/uapi/linux/dvb/net.h +++ b/include/uapi/linux/dvb/net.h @@ -5,21 +5,6 @@ * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de> * & Ralph Metzler <ralph@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _DVBNET_H_ diff --git a/include/uapi/linux/dvb/osd.h b/include/uapi/linux/dvb/osd.h index 858997c74043..6003b108ba45 100644 --- a/include/uapi/linux/dvb/osd.h +++ b/include/uapi/linux/dvb/osd.h @@ -7,21 +7,6 @@ * Copyright (C) 2001 Ralph Metzler <ralph@convergence.de> * & Marcus Metzler <marcus@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Lesser Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _DVBOSD_H_ diff --git a/include/uapi/linux/dvb/version.h b/include/uapi/linux/dvb/version.h index 2c5cffe6d2a0..1a8cd038aa0b 100644 --- a/include/uapi/linux/dvb/version.h +++ b/include/uapi/linux/dvb/version.h @@ -4,21 +4,6 @@ * * Copyright (C) 2000 Holger Waechtler <holger@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _DVBVERSION_H_ diff --git a/include/uapi/linux/dvb/video.h b/include/uapi/linux/dvb/video.h index 179f1ec60af6..9910b73737e0 100644 --- a/include/uapi/linux/dvb/video.h +++ b/include/uapi/linux/dvb/video.h @@ -7,21 +7,6 @@ * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de> * & Ralph Metzler <ralph@convergence.de> * for convergence integrated media GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; either version 2.1 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * */ #ifndef _UAPI_DVBVIDEO_H_ diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index c7b056af9ef0..4c6a8fa5e7ed 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -91,7 +91,7 @@ typedef __s64 Elf64_Sxword; #define DT_INIT 12 #define DT_FINI 13 #define DT_SONAME 14 -#define DT_RPATH 15 +#define DT_RPATH 15 #define DT_SYMBOLIC 16 #define DT_REL 17 #define DT_RELSZ 18 @@ -140,9 +140,9 @@ typedef __s64 Elf64_Sxword; #define ELF64_ST_BIND(x) ELF_ST_BIND(x) #define ELF64_ST_TYPE(x) ELF_ST_TYPE(x) -typedef struct dynamic{ +typedef struct dynamic { Elf32_Sword d_tag; - union{ + union { Elf32_Sword d_val; Elf32_Addr d_ptr; } d_un; @@ -173,7 +173,7 @@ typedef struct elf64_rel { Elf64_Xword r_info; /* index and type of relocation */ } Elf64_Rel; -typedef struct elf32_rela{ +typedef struct elf32_rela { Elf32_Addr r_offset; Elf32_Word r_info; Elf32_Sword r_addend; @@ -185,7 +185,7 @@ typedef struct elf64_rela { Elf64_Sxword r_addend; /* Constant addend used to compute value */ } Elf64_Rela; -typedef struct elf32_sym{ +typedef struct elf32_sym { Elf32_Word st_name; Elf32_Addr st_value; Elf32_Word st_size; @@ -206,7 +206,7 @@ typedef struct elf64_sym { #define EI_NIDENT 16 -typedef struct elf32_hdr{ +typedef struct elf32_hdr { unsigned char e_ident[EI_NIDENT]; Elf32_Half e_type; Elf32_Half e_machine; @@ -246,7 +246,7 @@ typedef struct elf64_hdr { #define PF_W 0x2 #define PF_X 0x1 -typedef struct elf32_phdr{ +typedef struct elf32_phdr { Elf32_Word p_type; Elf32_Off p_offset; Elf32_Addr p_vaddr; diff --git a/include/uapi/linux/eventpoll.h b/include/uapi/linux/eventpoll.h index 8a3432d0f0dc..e687658843b1 100644 --- a/include/uapi/linux/eventpoll.h +++ b/include/uapi/linux/eventpoll.h @@ -41,6 +41,12 @@ #define EPOLLMSG (__force __poll_t)0x00000400 #define EPOLLRDHUP (__force __poll_t)0x00002000 +/* + * Internal flag - wakeup generated by io_uring, used to detect recursion back + * into the io_uring poll handler. + */ +#define EPOLL_URING_WAKE ((__force __poll_t)(1U << 27)) + /* Set exclusive wakeup mode for the target file descriptor */ #define EPOLLEXCLUSIVE ((__force __poll_t)(1U << 28)) diff --git a/include/uapi/linux/f2fs.h b/include/uapi/linux/f2fs.h index 3121d127d5aa..955d440be104 100644 --- a/include/uapi/linux/f2fs.h +++ b/include/uapi/linux/f2fs.h @@ -42,6 +42,7 @@ struct f2fs_comp_option) #define F2FS_IOC_DECOMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 23) #define F2FS_IOC_COMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 24) +#define F2FS_IOC_START_ATOMIC_REPLACE _IO(F2FS_IOCTL_MAGIC, 25) /* * should be same as XFS_IOC_GOINGDOWN. diff --git a/include/uapi/linux/fscrypt.h b/include/uapi/linux/fscrypt.h index a756b29afcc2..fd1fb0d5389d 100644 --- a/include/uapi/linux/fscrypt.h +++ b/include/uapi/linux/fscrypt.h @@ -26,6 +26,8 @@ #define FSCRYPT_MODE_AES_256_CTS 4 #define FSCRYPT_MODE_AES_128_CBC 5 #define FSCRYPT_MODE_AES_128_CTS 6 +#define FSCRYPT_MODE_SM4_XTS 7 +#define FSCRYPT_MODE_SM4_CTS 8 #define FSCRYPT_MODE_ADIANTUM 9 #define FSCRYPT_MODE_AES_256_HCTR2 10 /* If adding a mode number > 10, update FSCRYPT_MODE_MAX in fscrypt_private.h */ @@ -185,8 +187,6 @@ struct fscrypt_get_key_status_arg { #define FS_ENCRYPTION_MODE_AES_256_CTS FSCRYPT_MODE_AES_256_CTS #define FS_ENCRYPTION_MODE_AES_128_CBC FSCRYPT_MODE_AES_128_CBC #define FS_ENCRYPTION_MODE_AES_128_CTS FSCRYPT_MODE_AES_128_CTS -#define FS_ENCRYPTION_MODE_SPECK128_256_XTS 7 /* removed */ -#define FS_ENCRYPTION_MODE_SPECK128_256_CTS 8 /* removed */ #define FS_ENCRYPTION_MODE_ADIANTUM FSCRYPT_MODE_ADIANTUM #define FS_KEY_DESC_PREFIX FSCRYPT_KEY_DESC_PREFIX #define FS_KEY_DESC_PREFIX_SIZE FSCRYPT_KEY_DESC_PREFIX_SIZE diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h index 76ee8f9e024a..e3c54109bae9 100644 --- a/include/uapi/linux/fuse.h +++ b/include/uapi/linux/fuse.h @@ -197,6 +197,10 @@ * * 7.37 * - add FUSE_TMPFILE + * + * 7.38 + * - add FUSE_EXPIRE_ONLY flag to fuse_notify_inval_entry + * - add FOPEN_PARALLEL_DIRECT_WRITES */ #ifndef _LINUX_FUSE_H @@ -232,7 +236,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 37 +#define FUSE_KERNEL_MINOR_VERSION 38 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -304,6 +308,7 @@ struct fuse_file_lock { * FOPEN_CACHE_DIR: allow caching this directory * FOPEN_STREAM: the file is stream-like (no file position at all) * FOPEN_NOFLUSH: don't flush data cache on close (unless FUSE_WRITEBACK_CACHE) + * FOPEN_PARALLEL_DIRECT_WRITES: Allow concurrent direct writes on the same inode */ #define FOPEN_DIRECT_IO (1 << 0) #define FOPEN_KEEP_CACHE (1 << 1) @@ -311,6 +316,7 @@ struct fuse_file_lock { #define FOPEN_CACHE_DIR (1 << 3) #define FOPEN_STREAM (1 << 4) #define FOPEN_NOFLUSH (1 << 5) +#define FOPEN_PARALLEL_DIRECT_WRITES (1 << 6) /** * INIT request/reply flags @@ -491,6 +497,12 @@ struct fuse_file_lock { */ #define FUSE_SETXATTR_ACL_KILL_SGID (1 << 0) +/** + * notify_inval_entry flags + * FUSE_EXPIRE_ONLY + */ +#define FUSE_EXPIRE_ONLY (1 << 0) + enum fuse_opcode { FUSE_LOOKUP = 1, FUSE_FORGET = 2, /* no reply */ @@ -919,7 +931,7 @@ struct fuse_notify_inval_inode_out { struct fuse_notify_inval_entry_out { uint64_t parent; uint32_t namelen; - uint32_t padding; + uint32_t flags; }; struct fuse_notify_delete_out { diff --git a/include/uapi/linux/hsi/cs-protocol.h b/include/uapi/linux/hsi/cs-protocol.h index c7f6e7672cb5..07c3bfb67463 100644 --- a/include/uapi/linux/hsi/cs-protocol.h +++ b/include/uapi/linux/hsi/cs-protocol.h @@ -6,20 +6,6 @@ * * Contact: Kai Vehmanen <kai.vehmanen@nokia.com> * Original author: Peter Ujfalusi <peter.ujfalusi@nokia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef _CS_PROTOCOL_H diff --git a/include/uapi/linux/hsi/hsi_char.h b/include/uapi/linux/hsi/hsi_char.h index 91623b0398b1..5ef72f0daf94 100644 --- a/include/uapi/linux/hsi/hsi_char.h +++ b/include/uapi/linux/hsi/hsi_char.h @@ -5,20 +5,6 @@ * Copyright (C) 2010 Nokia Corporation. All rights reserved. * * Contact: Andras Domokos <andras.domokos at nokia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA */ #ifndef __HSI_CHAR_H diff --git a/include/uapi/linux/idxd.h b/include/uapi/linux/idxd.h index 2b9e7feba3f3..1d553bedbdb5 100644 --- a/include/uapi/linux/idxd.h +++ b/include/uapi/linux/idxd.h @@ -295,7 +295,7 @@ struct dsa_completion_record { }; uint32_t delta_rec_size; - uint32_t crc_val; + uint64_t crc_val; /* DIF check & strip */ struct { diff --git a/include/uapi/linux/if_alg.h b/include/uapi/linux/if_alg.h index 578b18aab821..0824fbc026a1 100644 --- a/include/uapi/linux/if_alg.h +++ b/include/uapi/linux/if_alg.h @@ -52,6 +52,7 @@ struct af_alg_iv { #define ALG_SET_AEAD_ASSOCLEN 4 #define ALG_SET_AEAD_AUTHSIZE 5 #define ALG_SET_DRBG_ENTROPY 6 +#define ALG_SET_KEY_BY_KEY_SERIAL 7 /* Operations */ #define ALG_OP_DECRYPT 0 diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h index 7ad931a32970..022a520e31fc 100644 --- a/include/uapi/linux/input-event-codes.h +++ b/include/uapi/linux/input-event-codes.h @@ -614,6 +614,9 @@ #define KEY_KBD_LAYOUT_NEXT 0x248 /* AC Next Keyboard Layout Select */ #define KEY_EMOJI_PICKER 0x249 /* Show/hide emoji picker (HUTRR101) */ #define KEY_DICTATE 0x24a /* Start or Stop Voice Dictation Session (HUTRR99) */ +#define KEY_CAMERA_ACCESS_ENABLE 0x24b /* Enables programmatic access to camera devices. (HUTRR72) */ +#define KEY_CAMERA_ACCESS_DISABLE 0x24c /* Disables programmatic access to camera devices. (HUTRR72) */ +#define KEY_CAMERA_ACCESS_TOGGLE 0x24d /* Toggles the current state of the camera access control. (HUTRR72) */ #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 2df3225b562f..2780bce62faf 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -10,7 +10,15 @@ #include <linux/fs.h> #include <linux/types.h> +/* + * this file is shared with liburing and that has to autodetect + * if linux/time_types.h is available or not, it can + * define UAPI_LINUX_IO_URING_H_SKIP_LINUX_TIME_TYPES_H + * if linux/time_types.h is not available + */ +#ifndef UAPI_LINUX_IO_URING_H_SKIP_LINUX_TIME_TYPES_H #include <linux/time_types.h> +#endif #ifdef __cplusplus extern "C" { @@ -296,10 +304,28 @@ enum io_uring_op { * * IORING_RECVSEND_FIXED_BUF Use registered buffers, the index is stored in * the buf_index field. + * + * IORING_SEND_ZC_REPORT_USAGE + * If set, SEND[MSG]_ZC should report + * the zerocopy usage in cqe.res + * for the IORING_CQE_F_NOTIF cqe. + * 0 is reported if zerocopy was actually possible. + * IORING_NOTIF_USAGE_ZC_COPIED if data was copied + * (at least partially). */ #define IORING_RECVSEND_POLL_FIRST (1U << 0) #define IORING_RECV_MULTISHOT (1U << 1) #define IORING_RECVSEND_FIXED_BUF (1U << 2) +#define IORING_SEND_ZC_REPORT_USAGE (1U << 3) + +/* + * cqe.res for IORING_CQE_F_NOTIF if + * IORING_SEND_ZC_REPORT_USAGE was requested + * + * It should be treated as a flag, all other + * bits of cqe.res should be treated as reserved! + */ +#define IORING_NOTIF_USAGE_ZC_COPIED (1U << 31) /* * accept flags stored in sqe->ioprio diff --git a/include/uapi/linux/iommufd.h b/include/uapi/linux/iommufd.h new file mode 100644 index 000000000000..98ebba80cfa1 --- /dev/null +++ b/include/uapi/linux/iommufd.h @@ -0,0 +1,347 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* Copyright (c) 2021-2022, NVIDIA CORPORATION & AFFILIATES. + */ +#ifndef _UAPI_IOMMUFD_H +#define _UAPI_IOMMUFD_H + +#include <linux/types.h> +#include <linux/ioctl.h> + +#define IOMMUFD_TYPE (';') + +/** + * DOC: General ioctl format + * + * The ioctl interface follows a general format to allow for extensibility. Each + * ioctl is passed in a structure pointer as the argument providing the size of + * the structure in the first u32. The kernel checks that any structure space + * beyond what it understands is 0. This allows userspace to use the backward + * compatible portion while consistently using the newer, larger, structures. + * + * ioctls use a standard meaning for common errnos: + * + * - ENOTTY: The IOCTL number itself is not supported at all + * - E2BIG: The IOCTL number is supported, but the provided structure has + * non-zero in a part the kernel does not understand. + * - EOPNOTSUPP: The IOCTL number is supported, and the structure is + * understood, however a known field has a value the kernel does not + * understand or support. + * - EINVAL: Everything about the IOCTL was understood, but a field is not + * correct. + * - ENOENT: An ID or IOVA provided does not exist. + * - ENOMEM: Out of memory. + * - EOVERFLOW: Mathematics overflowed. + * + * As well as additional errnos, within specific ioctls. + */ +enum { + IOMMUFD_CMD_BASE = 0x80, + IOMMUFD_CMD_DESTROY = IOMMUFD_CMD_BASE, + IOMMUFD_CMD_IOAS_ALLOC, + IOMMUFD_CMD_IOAS_ALLOW_IOVAS, + IOMMUFD_CMD_IOAS_COPY, + IOMMUFD_CMD_IOAS_IOVA_RANGES, + IOMMUFD_CMD_IOAS_MAP, + IOMMUFD_CMD_IOAS_UNMAP, + IOMMUFD_CMD_OPTION, + IOMMUFD_CMD_VFIO_IOAS, +}; + +/** + * struct iommu_destroy - ioctl(IOMMU_DESTROY) + * @size: sizeof(struct iommu_destroy) + * @id: iommufd object ID to destroy. Can be any destroyable object type. + * + * Destroy any object held within iommufd. + */ +struct iommu_destroy { + __u32 size; + __u32 id; +}; +#define IOMMU_DESTROY _IO(IOMMUFD_TYPE, IOMMUFD_CMD_DESTROY) + +/** + * struct iommu_ioas_alloc - ioctl(IOMMU_IOAS_ALLOC) + * @size: sizeof(struct iommu_ioas_alloc) + * @flags: Must be 0 + * @out_ioas_id: Output IOAS ID for the allocated object + * + * Allocate an IO Address Space (IOAS) which holds an IO Virtual Address (IOVA) + * to memory mapping. + */ +struct iommu_ioas_alloc { + __u32 size; + __u32 flags; + __u32 out_ioas_id; +}; +#define IOMMU_IOAS_ALLOC _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_ALLOC) + +/** + * struct iommu_iova_range - ioctl(IOMMU_IOVA_RANGE) + * @start: First IOVA + * @last: Inclusive last IOVA + * + * An interval in IOVA space. + */ +struct iommu_iova_range { + __aligned_u64 start; + __aligned_u64 last; +}; + +/** + * struct iommu_ioas_iova_ranges - ioctl(IOMMU_IOAS_IOVA_RANGES) + * @size: sizeof(struct iommu_ioas_iova_ranges) + * @ioas_id: IOAS ID to read ranges from + * @num_iovas: Input/Output total number of ranges in the IOAS + * @__reserved: Must be 0 + * @allowed_iovas: Pointer to the output array of struct iommu_iova_range + * @out_iova_alignment: Minimum alignment required for mapping IOVA + * + * Query an IOAS for ranges of allowed IOVAs. Mapping IOVA outside these ranges + * is not allowed. num_iovas will be set to the total number of iovas and + * the allowed_iovas[] will be filled in as space permits. + * + * The allowed ranges are dependent on the HW path the DMA operation takes, and + * can change during the lifetime of the IOAS. A fresh empty IOAS will have a + * full range, and each attached device will narrow the ranges based on that + * device's HW restrictions. Detaching a device can widen the ranges. Userspace + * should query ranges after every attach/detach to know what IOVAs are valid + * for mapping. + * + * On input num_iovas is the length of the allowed_iovas array. On output it is + * the total number of iovas filled in. The ioctl will return -EMSGSIZE and set + * num_iovas to the required value if num_iovas is too small. In this case the + * caller should allocate a larger output array and re-issue the ioctl. + * + * out_iova_alignment returns the minimum IOVA alignment that can be given + * to IOMMU_IOAS_MAP/COPY. IOVA's must satisfy:: + * + * starting_iova % out_iova_alignment == 0 + * (starting_iova + length) % out_iova_alignment == 0 + * + * out_iova_alignment can be 1 indicating any IOVA is allowed. It cannot + * be higher than the system PAGE_SIZE. + */ +struct iommu_ioas_iova_ranges { + __u32 size; + __u32 ioas_id; + __u32 num_iovas; + __u32 __reserved; + __aligned_u64 allowed_iovas; + __aligned_u64 out_iova_alignment; +}; +#define IOMMU_IOAS_IOVA_RANGES _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_IOVA_RANGES) + +/** + * struct iommu_ioas_allow_iovas - ioctl(IOMMU_IOAS_ALLOW_IOVAS) + * @size: sizeof(struct iommu_ioas_allow_iovas) + * @ioas_id: IOAS ID to allow IOVAs from + * @num_iovas: Input/Output total number of ranges in the IOAS + * @__reserved: Must be 0 + * @allowed_iovas: Pointer to array of struct iommu_iova_range + * + * Ensure a range of IOVAs are always available for allocation. If this call + * succeeds then IOMMU_IOAS_IOVA_RANGES will never return a list of IOVA ranges + * that are narrower than the ranges provided here. This call will fail if + * IOMMU_IOAS_IOVA_RANGES is currently narrower than the given ranges. + * + * When an IOAS is first created the IOVA_RANGES will be maximally sized, and as + * devices are attached the IOVA will narrow based on the device restrictions. + * When an allowed range is specified any narrowing will be refused, ie device + * attachment can fail if the device requires limiting within the allowed range. + * + * Automatic IOVA allocation is also impacted by this call. MAP will only + * allocate within the allowed IOVAs if they are present. + * + * This call replaces the entire allowed list with the given list. + */ +struct iommu_ioas_allow_iovas { + __u32 size; + __u32 ioas_id; + __u32 num_iovas; + __u32 __reserved; + __aligned_u64 allowed_iovas; +}; +#define IOMMU_IOAS_ALLOW_IOVAS _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_ALLOW_IOVAS) + +/** + * enum iommufd_ioas_map_flags - Flags for map and copy + * @IOMMU_IOAS_MAP_FIXED_IOVA: If clear the kernel will compute an appropriate + * IOVA to place the mapping at + * @IOMMU_IOAS_MAP_WRITEABLE: DMA is allowed to write to this mapping + * @IOMMU_IOAS_MAP_READABLE: DMA is allowed to read from this mapping + */ +enum iommufd_ioas_map_flags { + IOMMU_IOAS_MAP_FIXED_IOVA = 1 << 0, + IOMMU_IOAS_MAP_WRITEABLE = 1 << 1, + IOMMU_IOAS_MAP_READABLE = 1 << 2, +}; + +/** + * struct iommu_ioas_map - ioctl(IOMMU_IOAS_MAP) + * @size: sizeof(struct iommu_ioas_map) + * @flags: Combination of enum iommufd_ioas_map_flags + * @ioas_id: IOAS ID to change the mapping of + * @__reserved: Must be 0 + * @user_va: Userspace pointer to start mapping from + * @length: Number of bytes to map + * @iova: IOVA the mapping was placed at. If IOMMU_IOAS_MAP_FIXED_IOVA is set + * then this must be provided as input. + * + * Set an IOVA mapping from a user pointer. If FIXED_IOVA is specified then the + * mapping will be established at iova, otherwise a suitable location based on + * the reserved and allowed lists will be automatically selected and returned in + * iova. + * + * If IOMMU_IOAS_MAP_FIXED_IOVA is specified then the iova range must currently + * be unused, existing IOVA cannot be replaced. + */ +struct iommu_ioas_map { + __u32 size; + __u32 flags; + __u32 ioas_id; + __u32 __reserved; + __aligned_u64 user_va; + __aligned_u64 length; + __aligned_u64 iova; +}; +#define IOMMU_IOAS_MAP _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_MAP) + +/** + * struct iommu_ioas_copy - ioctl(IOMMU_IOAS_COPY) + * @size: sizeof(struct iommu_ioas_copy) + * @flags: Combination of enum iommufd_ioas_map_flags + * @dst_ioas_id: IOAS ID to change the mapping of + * @src_ioas_id: IOAS ID to copy from + * @length: Number of bytes to copy and map + * @dst_iova: IOVA the mapping was placed at. If IOMMU_IOAS_MAP_FIXED_IOVA is + * set then this must be provided as input. + * @src_iova: IOVA to start the copy + * + * Copy an already existing mapping from src_ioas_id and establish it in + * dst_ioas_id. The src iova/length must exactly match a range used with + * IOMMU_IOAS_MAP. + * + * This may be used to efficiently clone a subset of an IOAS to another, or as a + * kind of 'cache' to speed up mapping. Copy has an efficiency advantage over + * establishing equivalent new mappings, as internal resources are shared, and + * the kernel will pin the user memory only once. + */ +struct iommu_ioas_copy { + __u32 size; + __u32 flags; + __u32 dst_ioas_id; + __u32 src_ioas_id; + __aligned_u64 length; + __aligned_u64 dst_iova; + __aligned_u64 src_iova; +}; +#define IOMMU_IOAS_COPY _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_COPY) + +/** + * struct iommu_ioas_unmap - ioctl(IOMMU_IOAS_UNMAP) + * @size: sizeof(struct iommu_ioas_unmap) + * @ioas_id: IOAS ID to change the mapping of + * @iova: IOVA to start the unmapping at + * @length: Number of bytes to unmap, and return back the bytes unmapped + * + * Unmap an IOVA range. The iova/length must be a superset of a previously + * mapped range used with IOMMU_IOAS_MAP or IOMMU_IOAS_COPY. Splitting or + * truncating ranges is not allowed. The values 0 to U64_MAX will unmap + * everything. + */ +struct iommu_ioas_unmap { + __u32 size; + __u32 ioas_id; + __aligned_u64 iova; + __aligned_u64 length; +}; +#define IOMMU_IOAS_UNMAP _IO(IOMMUFD_TYPE, IOMMUFD_CMD_IOAS_UNMAP) + +/** + * enum iommufd_option - ioctl(IOMMU_OPTION_RLIMIT_MODE) and + * ioctl(IOMMU_OPTION_HUGE_PAGES) + * @IOMMU_OPTION_RLIMIT_MODE: + * Change how RLIMIT_MEMLOCK accounting works. The caller must have privilege + * to invoke this. Value 0 (default) is user based accouting, 1 uses process + * based accounting. Global option, object_id must be 0 + * @IOMMU_OPTION_HUGE_PAGES: + * Value 1 (default) allows contiguous pages to be combined when generating + * iommu mappings. Value 0 disables combining, everything is mapped to + * PAGE_SIZE. This can be useful for benchmarking. This is a per-IOAS + * option, the object_id must be the IOAS ID. + */ +enum iommufd_option { + IOMMU_OPTION_RLIMIT_MODE = 0, + IOMMU_OPTION_HUGE_PAGES = 1, +}; + +/** + * enum iommufd_option_ops - ioctl(IOMMU_OPTION_OP_SET) and + * ioctl(IOMMU_OPTION_OP_GET) + * @IOMMU_OPTION_OP_SET: Set the option's value + * @IOMMU_OPTION_OP_GET: Get the option's value + */ +enum iommufd_option_ops { + IOMMU_OPTION_OP_SET = 0, + IOMMU_OPTION_OP_GET = 1, +}; + +/** + * struct iommu_option - iommu option multiplexer + * @size: sizeof(struct iommu_option) + * @option_id: One of enum iommufd_option + * @op: One of enum iommufd_option_ops + * @__reserved: Must be 0 + * @object_id: ID of the object if required + * @val64: Option value to set or value returned on get + * + * Change a simple option value. This multiplexor allows controlling options + * on objects. IOMMU_OPTION_OP_SET will load an option and IOMMU_OPTION_OP_GET + * will return the current value. + */ +struct iommu_option { + __u32 size; + __u32 option_id; + __u16 op; + __u16 __reserved; + __u32 object_id; + __aligned_u64 val64; +}; +#define IOMMU_OPTION _IO(IOMMUFD_TYPE, IOMMUFD_CMD_OPTION) + +/** + * enum iommufd_vfio_ioas_op - IOMMU_VFIO_IOAS_* ioctls + * @IOMMU_VFIO_IOAS_GET: Get the current compatibility IOAS + * @IOMMU_VFIO_IOAS_SET: Change the current compatibility IOAS + * @IOMMU_VFIO_IOAS_CLEAR: Disable VFIO compatibility + */ +enum iommufd_vfio_ioas_op { + IOMMU_VFIO_IOAS_GET = 0, + IOMMU_VFIO_IOAS_SET = 1, + IOMMU_VFIO_IOAS_CLEAR = 2, +}; + +/** + * struct iommu_vfio_ioas - ioctl(IOMMU_VFIO_IOAS) + * @size: sizeof(struct iommu_vfio_ioas) + * @ioas_id: For IOMMU_VFIO_IOAS_SET the input IOAS ID to set + * For IOMMU_VFIO_IOAS_GET will output the IOAS ID + * @op: One of enum iommufd_vfio_ioas_op + * @__reserved: Must be 0 + * + * The VFIO compatibility support uses a single ioas because VFIO APIs do not + * support the ID field. Set or Get the IOAS that VFIO compatibility will use. + * When VFIO_GROUP_SET_CONTAINER is used on an iommufd it will get the + * compatibility ioas, either by taking what is already set, or auto creating + * one. From then on VFIO will continue to use that ioas and is not effected by + * this ioctl. SET or CLEAR does not destroy any auto-created IOAS. + */ +struct iommu_vfio_ioas { + __u32 size; + __u32 ioas_id; + __u16 op; + __u16 __reserved; +}; +#define IOMMU_VFIO_IOAS _IO(IOMMUFD_TYPE, IOMMUFD_CMD_VFIO_IOAS) +#endif diff --git a/include/uapi/linux/ipmi_ssif_bmc.h b/include/uapi/linux/ipmi_ssif_bmc.h new file mode 100644 index 000000000000..1c6a753dad08 --- /dev/null +++ b/include/uapi/linux/ipmi_ssif_bmc.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note*/ +/* + * Copyright (c) 2022, Ampere Computing LLC. + */ + +#ifndef _UAPI_LINUX_IPMI_SSIF_BMC_H +#define _UAPI_LINUX_IPMI_SSIF_BMC_H + +#include <linux/types.h> + +/* Max length of ipmi ssif message included netfn and cmd field */ +#define IPMI_SSIF_PAYLOAD_MAX 254 +struct ipmi_ssif_msg { + unsigned int len; + __u8 payload[IPMI_SSIF_PAYLOAD_MAX]; +}; + +#endif /* _UAPI_LINUX_IPMI_SSIF_BMC_H */ diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 0d5d4419139a..55155e262646 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -86,14 +86,6 @@ struct kvm_debug_guest { /* *** End of deprecated interfaces *** */ -/* for KVM_CREATE_MEMORY_REGION */ -struct kvm_memory_region { - __u32 slot; - __u32 flags; - __u64 guest_phys_addr; - __u64 memory_size; /* bytes */ -}; - /* for KVM_SET_USER_MEMORY_REGION */ struct kvm_userspace_memory_region { __u32 slot; @@ -104,9 +96,9 @@ struct kvm_userspace_memory_region { }; /* - * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace, - * other bits are reserved for kvm internal use which are defined in - * include/linux/kvm_host.h. + * The bit 0 ~ bit 15 of kvm_userspace_memory_region::flags are visible for + * userspace, other bits are reserved for kvm internal use which are defined + * in include/linux/kvm_host.h. */ #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0) #define KVM_MEM_READONLY (1UL << 1) @@ -485,6 +477,9 @@ struct kvm_run { #define KVM_MSR_EXIT_REASON_INVAL (1 << 0) #define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1) #define KVM_MSR_EXIT_REASON_FILTER (1 << 2) +#define KVM_MSR_EXIT_REASON_VALID_MASK (KVM_MSR_EXIT_REASON_INVAL | \ + KVM_MSR_EXIT_REASON_UNKNOWN | \ + KVM_MSR_EXIT_REASON_FILTER) __u32 reason; /* kernel -> user */ __u32 index; /* kernel -> user */ __u64 data; /* kernel <-> user */ @@ -1178,6 +1173,8 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_S390_ZPCI_OP 221 #define KVM_CAP_S390_CPU_TOPOLOGY 222 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223 +#define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224 +#define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225 #ifdef KVM_CAP_IRQ_ROUTING @@ -1267,6 +1264,7 @@ struct kvm_x86_mce { #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5) +#define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG (1 << 6) struct kvm_xen_hvm_config { __u32 flags; @@ -1438,17 +1436,11 @@ struct kvm_vfio_spapr_tce { }; /* - * ioctls for VM fds - */ -#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) -/* * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns * a vcpu fd. */ #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) -/* KVM_SET_MEMORY_ALIAS is obsolete: */ -#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \ @@ -1740,6 +1732,8 @@ enum pv_cmd_id { KVM_PV_UNSHARE_ALL, KVM_PV_INFO, KVM_PV_DUMP, + KVM_PV_ASYNC_CLEANUP_PREPARE, + KVM_PV_ASYNC_CLEANUP_PERFORM, }; struct kvm_pv_cmd { @@ -1770,8 +1764,10 @@ struct kvm_xen_hvm_attr { union { __u8 long_mode; __u8 vector; + __u8 runstate_update_flag; struct { __u64 gfn; +#define KVM_XEN_INVALID_GFN ((__u64)-1) } shared_info; struct { __u32 send_port; @@ -1803,6 +1799,7 @@ struct kvm_xen_hvm_attr { } u; }; + /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 #define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 @@ -1810,6 +1807,8 @@ struct kvm_xen_hvm_attr { /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ #define KVM_XEN_ATTR_TYPE_EVTCHN 0x3 #define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4 +/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */ +#define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG 0x5 /* Per-vCPU Xen attributes */ #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) @@ -1826,6 +1825,7 @@ struct kvm_xen_vcpu_attr { __u16 pad[3]; union { __u64 gpa; +#define KVM_XEN_INVALID_GPA ((__u64)-1) __u64 pad[8]; struct { __u64 state; diff --git a/include/uapi/linux/landlock.h b/include/uapi/linux/landlock.h index 9c4bcc37a455..f3223f964691 100644 --- a/include/uapi/linux/landlock.h +++ b/include/uapi/linux/landlock.h @@ -95,8 +95,19 @@ struct landlock_path_beneath_attr { * A file can only receive these access rights: * * - %LANDLOCK_ACCESS_FS_EXECUTE: Execute a file. - * - %LANDLOCK_ACCESS_FS_WRITE_FILE: Open a file with write access. + * - %LANDLOCK_ACCESS_FS_WRITE_FILE: Open a file with write access. Note that + * you might additionally need the %LANDLOCK_ACCESS_FS_TRUNCATE right in order + * to overwrite files with :manpage:`open(2)` using ``O_TRUNC`` or + * :manpage:`creat(2)`. * - %LANDLOCK_ACCESS_FS_READ_FILE: Open a file with read access. + * - %LANDLOCK_ACCESS_FS_TRUNCATE: Truncate a file with :manpage:`truncate(2)`, + * :manpage:`ftruncate(2)`, :manpage:`creat(2)`, or :manpage:`open(2)` with + * ``O_TRUNC``. Whether an opened file can be truncated with + * :manpage:`ftruncate(2)` is determined during :manpage:`open(2)`, in the + * same way as read and write permissions are checked during + * :manpage:`open(2)` using %LANDLOCK_ACCESS_FS_READ_FILE and + * %LANDLOCK_ACCESS_FS_WRITE_FILE. This access right is available since the + * third version of the Landlock ABI. * * A directory can receive access rights related to files or directories. The * following access right is applied to the directory itself, and the @@ -139,10 +150,9 @@ struct landlock_path_beneath_attr { * * It is currently not possible to restrict some file-related actions * accessible through these syscall families: :manpage:`chdir(2)`, - * :manpage:`truncate(2)`, :manpage:`stat(2)`, :manpage:`flock(2)`, - * :manpage:`chmod(2)`, :manpage:`chown(2)`, :manpage:`setxattr(2)`, - * :manpage:`utime(2)`, :manpage:`ioctl(2)`, :manpage:`fcntl(2)`, - * :manpage:`access(2)`. + * :manpage:`stat(2)`, :manpage:`flock(2)`, :manpage:`chmod(2)`, + * :manpage:`chown(2)`, :manpage:`setxattr(2)`, :manpage:`utime(2)`, + * :manpage:`ioctl(2)`, :manpage:`fcntl(2)`, :manpage:`access(2)`. * Future Landlock evolutions will enable to restrict them. */ /* clang-format off */ @@ -160,6 +170,7 @@ struct landlock_path_beneath_attr { #define LANDLOCK_ACCESS_FS_MAKE_BLOCK (1ULL << 11) #define LANDLOCK_ACCESS_FS_MAKE_SYM (1ULL << 12) #define LANDLOCK_ACCESS_FS_REFER (1ULL << 13) +#define LANDLOCK_ACCESS_FS_TRUNCATE (1ULL << 14) /* clang-format on */ #endif /* _UAPI_LINUX_LANDLOCK_H */ diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h index ec3323dbb927..ca9a24c874da 100644 --- a/include/uapi/linux/media-bus-format.h +++ b/include/uapi/linux/media-bus-format.h @@ -69,7 +69,7 @@ #define MEDIA_BUS_FMT_RGB121212_1X36 0x1019 #define MEDIA_BUS_FMT_RGB161616_1X48 0x101a -/* YUV (including grey) - next is 0x202e */ +/* YUV (including grey) - next is 0x202f */ #define MEDIA_BUS_FMT_Y8_1X8 0x2001 #define MEDIA_BUS_FMT_UV8_1X8 0x2015 #define MEDIA_BUS_FMT_UYVY8_1_5X8 0x2002 @@ -92,6 +92,7 @@ #define MEDIA_BUS_FMT_YUYV12_2X12 0x201e #define MEDIA_BUS_FMT_YVYU12_2X12 0x201f #define MEDIA_BUS_FMT_Y14_1X14 0x202d +#define MEDIA_BUS_FMT_Y16_1X16 0x202e #define MEDIA_BUS_FMT_UYVY8_1X16 0x200f #define MEDIA_BUS_FMT_VYUY8_1X16 0x2010 #define MEDIA_BUS_FMT_YUYV8_1X16 0x2011 diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 57b8e2ffb1dd..85ab1278811e 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -1058,6 +1058,7 @@ /* Precision Time Measurement */ #define PCI_PTM_CAP 0x04 /* PTM Capability */ #define PCI_PTM_CAP_REQ 0x00000001 /* Requester capable */ +#define PCI_PTM_CAP_RES 0x00000002 /* Responder capable */ #define PCI_PTM_CAP_ROOT 0x00000004 /* Root capable */ #define PCI_PTM_GRANULARITY_MASK 0x0000FF00 /* Clock granularity */ #define PCI_PTM_CTRL 0x08 /* PTM Control */ @@ -1119,6 +1120,7 @@ #define PCI_DOE_STATUS_DATA_OBJECT_READY 0x80000000 /* Data Object Ready */ #define PCI_DOE_WRITE 0x10 /* DOE Write Data Mailbox Register */ #define PCI_DOE_READ 0x14 /* DOE Read Data Mailbox Register */ +#define PCI_DOE_CAP_SIZEOF 0x18 /* Size of DOE register block */ /* DOE Data Object - note not actually registers */ #define PCI_DOE_DATA_OBJECT_HEADER_1_VID 0x0000ffff diff --git a/include/uapi/linux/pktcdvd.h b/include/uapi/linux/pktcdvd.h deleted file mode 100644 index 9cbb55d21c94..000000000000 --- a/include/uapi/linux/pktcdvd.h +++ /dev/null @@ -1,112 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * Copyright (C) 2000 Jens Axboe <axboe@suse.de> - * Copyright (C) 2001-2004 Peter Osterlund <petero2@telia.com> - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Packet writing layer for ATAPI and SCSI CD-R, CD-RW, DVD-R, and - * DVD-RW devices. - * - */ -#ifndef _UAPI__PKTCDVD_H -#define _UAPI__PKTCDVD_H - -#include <linux/types.h> - -/* - * 1 for normal debug messages, 2 is very verbose. 0 to turn it off. - */ -#define PACKET_DEBUG 1 - -#define MAX_WRITERS 8 - -#define PKT_RB_POOL_SIZE 512 - -/* - * How long we should hold a non-full packet before starting data gathering. - */ -#define PACKET_WAIT_TIME (HZ * 5 / 1000) - -/* - * use drive write caching -- we need deferred error handling to be - * able to successfully recover with this option (drive will return good - * status as soon as the cdb is validated). - */ -#if defined(CONFIG_CDROM_PKTCDVD_WCACHE) -#define USE_WCACHING 1 -#else -#define USE_WCACHING 0 -#endif - -/* - * No user-servicable parts beyond this point -> - */ - -/* - * device types - */ -#define PACKET_CDR 1 -#define PACKET_CDRW 2 -#define PACKET_DVDR 3 -#define PACKET_DVDRW 4 - -/* - * flags - */ -#define PACKET_WRITABLE 1 /* pd is writable */ -#define PACKET_NWA_VALID 2 /* next writable address valid */ -#define PACKET_LRA_VALID 3 /* last recorded address valid */ -#define PACKET_MERGE_SEGS 4 /* perform segment merging to keep */ - /* underlying cdrom device happy */ - -/* - * Disc status -- from READ_DISC_INFO - */ -#define PACKET_DISC_EMPTY 0 -#define PACKET_DISC_INCOMPLETE 1 -#define PACKET_DISC_COMPLETE 2 -#define PACKET_DISC_OTHER 3 - -/* - * write type, and corresponding data block type - */ -#define PACKET_MODE1 1 -#define PACKET_MODE2 2 -#define PACKET_BLOCK_MODE1 8 -#define PACKET_BLOCK_MODE2 10 - -/* - * Last session/border status - */ -#define PACKET_SESSION_EMPTY 0 -#define PACKET_SESSION_INCOMPLETE 1 -#define PACKET_SESSION_RESERVED 2 -#define PACKET_SESSION_COMPLETE 3 - -#define PACKET_MCN "4a656e734178626f65323030300000" - -#undef PACKET_USE_LS - -#define PKT_CTRL_CMD_SETUP 0 -#define PKT_CTRL_CMD_TEARDOWN 1 -#define PKT_CTRL_CMD_STATUS 2 - -struct pkt_ctrl_command { - __u32 command; /* in: Setup, teardown, status */ - __u32 dev_index; /* in/out: Device index */ - __u32 dev; /* in/out: Device nr for cdrw device */ - __u32 pkt_dev; /* in/out: Device nr for packet device */ - __u32 num_devices; /* out: Largest device index + 1 */ - __u32 padding; /* Not used */ -}; - -/* - * packet ioctls - */ -#define PACKET_IOCTL_MAGIC ('X') -#define PACKET_CTRL_CMD _IOWR(PACKET_IOCTL_MAGIC, 1, struct pkt_ctrl_command) - - -#endif /* _UAPI__PKTCDVD_H */ diff --git a/include/uapi/linux/pr.h b/include/uapi/linux/pr.h index ccc78cbf1221..d8126415966f 100644 --- a/include/uapi/linux/pr.h +++ b/include/uapi/linux/pr.h @@ -4,6 +4,23 @@ #include <linux/types.h> +enum pr_status { + PR_STS_SUCCESS = 0x0, + /* + * The following error codes are based on SCSI, because the interface + * was originally created for it and has existing users. + */ + /* Generic device failure. */ + PR_STS_IOERR = 0x2, + PR_STS_RESERVATION_CONFLICT = 0x18, + /* Temporary path failure that can be retried. */ + PR_STS_RETRY_PATH_FAILURE = 0xe0000, + /* The request was failed due to a fast failure timer. */ + PR_STS_PATH_FAST_FAILED = 0xf0000, + /* The path cannot be reached and has been marked as failed. */ + PR_STS_PATH_FAILED = 0x10000, +}; + enum pr_type { PR_WRITE_EXCLUSIVE = 1, PR_EXCLUSIVE_ACCESS = 2, diff --git a/include/uapi/linux/sed-opal.h b/include/uapi/linux/sed-opal.h index 2573772e2fb3..1fed3c9294fc 100644 --- a/include/uapi/linux/sed-opal.h +++ b/include/uapi/linux/sed-opal.h @@ -44,6 +44,11 @@ enum opal_lock_state { OPAL_LK = 0x04, /* 0100 */ }; +enum opal_lock_flags { + /* IOC_OPAL_SAVE will also store the provided key for locking */ + OPAL_SAVE_FOR_LOCK = 0x01, +}; + struct opal_key { __u8 lr; __u8 key_len; @@ -76,7 +81,8 @@ struct opal_user_lr_setup { struct opal_lock_unlock { struct opal_session_info session; __u32 l_state; - __u8 __align[4]; + __u16 flags; + __u8 __align[2]; }; struct opal_new_pw { diff --git a/include/uapi/linux/serial.h b/include/uapi/linux/serial.h index cea06924b295..53bc1af67a41 100644 --- a/include/uapi/linux/serial.h +++ b/include/uapi/linux/serial.h @@ -107,33 +107,50 @@ struct serial_icounter_struct { int reserved[9]; }; -/* +/** + * struct serial_rs485 - serial interface for controlling RS485 settings. + * @flags: RS485 feature flags. + * @delay_rts_before_send: Delay before send (milliseconds). + * @delay_rts_after_send: Delay after send (milliseconds). + * @addr_recv: Receive filter for RS485 addressing mode + * (used only when %SER_RS485_ADDR_RECV is set). + * @addr_dest: Destination address for RS485 addressing mode + * (used only when %SER_RS485_ADDR_DEST is set). + * @padding0: Padding (set to zero). + * @padding1: Padding (set to zero). + * @padding: Deprecated, use @padding0 and @padding1 instead. + * Do not use with @addr_recv and @addr_dest (due to + * overlap). + * * Serial interface for controlling RS485 settings on chips with suitable * support. Set with TIOCSRS485 and get with TIOCGRS485 if supported by your * platform. The set function returns the new state, with any unsupported bits * reverted appropriately. + * + * The flag bits are: + * + * * %SER_RS485_ENABLED - RS485 enabled. + * * %SER_RS485_RTS_ON_SEND - Logical level for RTS pin when sending. + * * %SER_RS485_RTS_AFTER_SEND - Logical level for RTS pin after sent. + * * %SER_RS485_RX_DURING_TX - Full-duplex RS485 line. + * * %SER_RS485_TERMINATE_BUS - Enable bus termination (if supported). + * * %SER_RS485_ADDRB - Enable RS485 addressing mode. + * * %SER_RS485_ADDR_RECV - Receive address filter (enables @addr_recv). Requires %SER_RS485_ADDRB. + * * %SER_RS485_ADDR_DEST - Destination address (enables @addr_dest). Requires %SER_RS485_ADDRB. */ - struct serial_rs485 { - __u32 flags; /* RS485 feature flags */ -#define SER_RS485_ENABLED (1 << 0) /* If enabled */ -#define SER_RS485_RTS_ON_SEND (1 << 1) /* Logical level for - RTS pin when - sending */ -#define SER_RS485_RTS_AFTER_SEND (1 << 2) /* Logical level for - RTS pin after sent*/ + __u32 flags; +#define SER_RS485_ENABLED (1 << 0) +#define SER_RS485_RTS_ON_SEND (1 << 1) +#define SER_RS485_RTS_AFTER_SEND (1 << 2) #define SER_RS485_RX_DURING_TX (1 << 4) -#define SER_RS485_TERMINATE_BUS (1 << 5) /* Enable bus - termination - (if supported) */ - -/* RS-485 addressing mode */ -#define SER_RS485_ADDRB (1 << 6) /* Enable addressing mode */ -#define SER_RS485_ADDR_RECV (1 << 7) /* Receive address filter */ -#define SER_RS485_ADDR_DEST (1 << 8) /* Destination address */ +#define SER_RS485_TERMINATE_BUS (1 << 5) +#define SER_RS485_ADDRB (1 << 6) +#define SER_RS485_ADDR_RECV (1 << 7) +#define SER_RS485_ADDR_DEST (1 << 8) - __u32 delay_rts_before_send; /* Delay before send (milliseconds) */ - __u32 delay_rts_after_send; /* Delay after send (milliseconds) */ + __u32 delay_rts_before_send; + __u32 delay_rts_after_send; /* The fields below are defined by flags */ union { diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h index 0723a9cce747..01717181339e 100644 --- a/include/uapi/linux/swab.h +++ b/include/uapi/linux/swab.h @@ -3,7 +3,7 @@ #define _UAPI_LINUX_SWAB_H #include <linux/types.h> -#include <linux/compiler.h> +#include <linux/stddef.h> #include <asm/bitsperlong.h> #include <asm/swab.h> diff --git a/include/uapi/linux/tdx-guest.h b/include/uapi/linux/tdx-guest.h new file mode 100644 index 000000000000..a6a2098c08ff --- /dev/null +++ b/include/uapi/linux/tdx-guest.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * Userspace interface for TDX guest driver + * + * Copyright (C) 2022 Intel Corporation + */ + +#ifndef _UAPI_LINUX_TDX_GUEST_H_ +#define _UAPI_LINUX_TDX_GUEST_H_ + +#include <linux/ioctl.h> +#include <linux/types.h> + +/* Length of the REPORTDATA used in TDG.MR.REPORT TDCALL */ +#define TDX_REPORTDATA_LEN 64 + +/* Length of TDREPORT used in TDG.MR.REPORT TDCALL */ +#define TDX_REPORT_LEN 1024 + +/** + * struct tdx_report_req - Request struct for TDX_CMD_GET_REPORT0 IOCTL. + * + * @reportdata: User buffer with REPORTDATA to be included into TDREPORT. + * Typically it can be some nonce provided by attestation + * service, so the generated TDREPORT can be uniquely verified. + * @tdreport: User buffer to store TDREPORT output from TDCALL[TDG.MR.REPORT]. + */ +struct tdx_report_req { + __u8 reportdata[TDX_REPORTDATA_LEN]; + __u8 tdreport[TDX_REPORT_LEN]; +}; + +/* + * TDX_CMD_GET_REPORT0 - Get TDREPORT0 (a.k.a. TDREPORT subtype 0) using + * TDCALL[TDG.MR.REPORT] + * + * Return 0 on success, -EIO on TDCALL execution failure, and + * standard errno on other general error cases. + */ +#define TDX_CMD_GET_REPORT0 _IOWR('T', 1, struct tdx_report_req) + +#endif /* _UAPI_LINUX_TDX_GUEST_H_ */ diff --git a/include/uapi/linux/usb/g_uvc.h b/include/uapi/linux/usb/g_uvc.h index 652f169a019e..8d7824dde1b2 100644 --- a/include/uapi/linux/usb/g_uvc.h +++ b/include/uapi/linux/usb/g_uvc.h @@ -21,6 +21,9 @@ #define UVC_EVENT_DATA (V4L2_EVENT_PRIVATE_START + 5) #define UVC_EVENT_LAST (V4L2_EVENT_PRIVATE_START + 5) +#define UVC_STRING_CONTROL_IDX 0 +#define UVC_STRING_STREAMING_IDX 1 + struct uvc_request_data { __s32 length; __u8 data[60]; diff --git a/include/uapi/linux/usb/video.h b/include/uapi/linux/usb/video.h index bfdae12cdacf..6e8e572c2980 100644 --- a/include/uapi/linux/usb/video.h +++ b/include/uapi/linux/usb/video.h @@ -466,7 +466,7 @@ struct uvc_format_uncompressed { __u8 bDefaultFrameIndex; __u8 bAspectRatioX; __u8 bAspectRatioY; - __u8 bmInterfaceFlags; + __u8 bmInterlaceFlags; __u8 bCopyProtect; } __attribute__((__packed__)); @@ -522,7 +522,7 @@ struct uvc_format_mjpeg { __u8 bDefaultFrameIndex; __u8 bAspectRatioX; __u8 bAspectRatioY; - __u8 bmInterfaceFlags; + __u8 bmInterlaceFlags; __u8 bCopyProtect; } __attribute__((__packed__)); diff --git a/include/uapi/linux/v4l2-common.h b/include/uapi/linux/v4l2-common.h index 7d21c1634b4d..5a23a15d78ac 100644 --- a/include/uapi/linux/v4l2-common.h +++ b/include/uapi/linux/v4l2-common.h @@ -10,45 +10,6 @@ * * Copyright (C) 2012 Nokia Corporation * Contact: Sakari Ailus <sakari.ailus@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * Alternatively you can redistribute this file under the terms of the - * BSD license as stated below: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. The names of its contributors may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * */ #ifndef __V4L2_COMMON__ diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index b5e7d082b8ad..b73a8ba7df6c 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -4,44 +4,6 @@ * * Copyright (C) 1999-2012 the contributors * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * Alternatively you can redistribute this file under the terms of the - * BSD license as stated below: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. The names of its contributors may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * * The contents of this header was split off from videodev2.h. All control * definitions should be added to this header, which is included by * videodev2.h. @@ -231,6 +193,12 @@ enum v4l2_colorfx { */ #define V4L2_CID_USER_DW100_BASE (V4L2_CID_USER_BASE + 0x1190) +/* + * The base for Aspeed driver controls. + * We reserve 16 controls for this driver. + */ +#define V4L2_CID_USER_ASPEED_BASE (V4L2_CID_USER_BASE + 0x11a0) + /* MPEG-class control IDs */ /* The MPEG controls are applicable to all codec controls * and the 'MPEG' part of the define is historical */ @@ -1019,6 +987,8 @@ enum v4l2_auto_focus_range { #define V4L2_CID_CAMERA_SENSOR_ROTATION (V4L2_CID_CAMERA_CLASS_BASE+35) +#define V4L2_CID_HDR_SENSOR_MODE (V4L2_CID_CAMERA_CLASS_BASE+36) + /* FM Modulator class control IDs */ #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900) diff --git a/include/uapi/linux/v4l2-dv-timings.h b/include/uapi/linux/v4l2-dv-timings.h index b52b67c62562..ef0128c7369c 100644 --- a/include/uapi/linux/v4l2-dv-timings.h +++ b/include/uapi/linux/v4l2-dv-timings.h @@ -3,15 +3,6 @@ * V4L2 DV timings header. * * Copyright (C) 2012-2016 Hans Verkuil <hans.verkuil@cisco.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. */ #ifndef _V4L2_DV_TIMINGS_H diff --git a/include/uapi/linux/v4l2-mediabus.h b/include/uapi/linux/v4l2-mediabus.h index 903e67b16711..6b07b73473b5 100644 --- a/include/uapi/linux/v4l2-mediabus.h +++ b/include/uapi/linux/v4l2-mediabus.h @@ -3,10 +3,6 @@ * Media Bus API header * * Copyright (C) 2009, Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __LINUX_V4L2_MEDIABUS_H diff --git a/include/uapi/linux/v4l2-subdev.h b/include/uapi/linux/v4l2-subdev.h index 658106f5b5dc..ecce4c79f5c5 100644 --- a/include/uapi/linux/v4l2-subdev.h +++ b/include/uapi/linux/v4l2-subdev.h @@ -6,19 +6,6 @@ * * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> * Sakari Ailus <sakari.ailus@iki.fi> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __LINUX_V4L2_SUBDEV_H diff --git a/include/uapi/linux/vdpa.h b/include/uapi/linux/vdpa.h index 9bd79235c875..54b649ab0f22 100644 --- a/include/uapi/linux/vdpa.h +++ b/include/uapi/linux/vdpa.h @@ -53,11 +53,9 @@ enum vdpa_attr { VDPA_ATTR_DEV_VENDOR_ATTR_NAME, /* string */ VDPA_ATTR_DEV_VENDOR_ATTR_VALUE, /* u64 */ + /* virtio features that are provisioned to the vDPA device */ VDPA_ATTR_DEV_FEATURES, /* u64 */ - /* virtio features that are supported by the vDPA device */ - VDPA_ATTR_VDPA_DEV_SUPPORTED_FEATURES, /* u64 */ - /* new attributes must be added above here */ VDPA_ATTR_MAX, }; diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index d7d8e0922376..23105eb036fa 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -819,12 +819,20 @@ struct vfio_device_feature { * VFIO_MIGRATION_STOP_COPY | VFIO_MIGRATION_P2P means that RUNNING_P2P * is supported in addition to the STOP_COPY states. * + * VFIO_MIGRATION_STOP_COPY | VFIO_MIGRATION_PRE_COPY means that + * PRE_COPY is supported in addition to the STOP_COPY states. + * + * VFIO_MIGRATION_STOP_COPY | VFIO_MIGRATION_P2P | VFIO_MIGRATION_PRE_COPY + * means that RUNNING_P2P, PRE_COPY and PRE_COPY_P2P are supported + * in addition to the STOP_COPY states. + * * Other combinations of flags have behavior to be defined in the future. */ struct vfio_device_feature_migration { __aligned_u64 flags; #define VFIO_MIGRATION_STOP_COPY (1 << 0) #define VFIO_MIGRATION_P2P (1 << 1) +#define VFIO_MIGRATION_PRE_COPY (1 << 2) }; #define VFIO_DEVICE_FEATURE_MIGRATION 1 @@ -875,8 +883,13 @@ struct vfio_device_feature_mig_state { * RESUMING - The device is stopped and is loading a new internal state * ERROR - The device has failed and must be reset * - * And 1 optional state to support VFIO_MIGRATION_P2P: + * And optional states to support VFIO_MIGRATION_P2P: * RUNNING_P2P - RUNNING, except the device cannot do peer to peer DMA + * And VFIO_MIGRATION_PRE_COPY: + * PRE_COPY - The device is running normally but tracking internal state + * changes + * And VFIO_MIGRATION_P2P | VFIO_MIGRATION_PRE_COPY: + * PRE_COPY_P2P - PRE_COPY, except the device cannot do peer to peer DMA * * The FSM takes actions on the arcs between FSM states. The driver implements * the following behavior for the FSM arcs: @@ -908,20 +921,48 @@ struct vfio_device_feature_mig_state { * * To abort a RESUMING session the device must be reset. * + * PRE_COPY -> RUNNING * RUNNING_P2P -> RUNNING * While in RUNNING the device is fully operational, the device may generate * interrupts, DMA, respond to MMIO, all vfio device regions are functional, * and the device may advance its internal state. * + * The PRE_COPY arc will terminate a data transfer session. + * + * PRE_COPY_P2P -> RUNNING_P2P * RUNNING -> RUNNING_P2P * STOP -> RUNNING_P2P * While in RUNNING_P2P the device is partially running in the P2P quiescent * state defined below. * + * The PRE_COPY_P2P arc will terminate a data transfer session. + * + * RUNNING -> PRE_COPY + * RUNNING_P2P -> PRE_COPY_P2P * STOP -> STOP_COPY - * This arc begin the process of saving the device state and will return a - * new data_fd. + * PRE_COPY, PRE_COPY_P2P and STOP_COPY form the "saving group" of states + * which share a data transfer session. Moving between these states alters + * what is streamed in session, but does not terminate or otherwise affect + * the associated fd. + * + * These arcs begin the process of saving the device state and will return a + * new data_fd. The migration driver may perform actions such as enabling + * dirty logging of device state when entering PRE_COPY or PER_COPY_P2P. + * + * Each arc does not change the device operation, the device remains + * RUNNING, P2P quiesced or in STOP. The STOP_COPY state is described below + * in PRE_COPY_P2P -> STOP_COPY. * + * PRE_COPY -> PRE_COPY_P2P + * Entering PRE_COPY_P2P continues all the behaviors of PRE_COPY above. + * However, while in the PRE_COPY_P2P state, the device is partially running + * in the P2P quiescent state defined below, like RUNNING_P2P. + * + * PRE_COPY_P2P -> PRE_COPY + * This arc allows returning the device to a full RUNNING behavior while + * continuing all the behaviors of PRE_COPY. + * + * PRE_COPY_P2P -> STOP_COPY * While in the STOP_COPY state the device has the same behavior as STOP * with the addition that the data transfers session continues to stream the * migration state. End of stream on the FD indicates the entire device @@ -939,6 +980,13 @@ struct vfio_device_feature_mig_state { * device state for this arc if required to prepare the device to receive the * migration data. * + * STOP_COPY -> PRE_COPY + * STOP_COPY -> PRE_COPY_P2P + * These arcs are not permitted and return error if requested. Future + * revisions of this API may define behaviors for these arcs, in this case + * support will be discoverable by a new flag in + * VFIO_DEVICE_FEATURE_MIGRATION. + * * any -> ERROR * ERROR cannot be specified as a device state, however any transition request * can be failed with an errno return and may then move the device_state into @@ -950,7 +998,7 @@ struct vfio_device_feature_mig_state { * The optional peer to peer (P2P) quiescent state is intended to be a quiescent * state for the device for the purposes of managing multiple devices within a * user context where peer-to-peer DMA between devices may be active. The - * RUNNING_P2P states must prevent the device from initiating + * RUNNING_P2P and PRE_COPY_P2P states must prevent the device from initiating * any new P2P DMA transactions. If the device can identify P2P transactions * then it can stop only P2P DMA, otherwise it must stop all DMA. The migration * driver must complete any such outstanding operations prior to completing the @@ -963,6 +1011,8 @@ struct vfio_device_feature_mig_state { * above FSM arcs. As there are multiple paths through the FSM arcs the path * should be selected based on the following rules: * - Select the shortest path. + * - The path cannot have saving group states as interior arcs, only + * starting/end states. * Refer to vfio_mig_get_next_state() for the result of the algorithm. * * The automatic transit through the FSM arcs that make up the combination @@ -976,6 +1026,9 @@ struct vfio_device_feature_mig_state { * support them. The user can discover if these states are supported by using * VFIO_DEVICE_FEATURE_MIGRATION. By using combination transitions the user can * avoid knowing about these optional states if the kernel driver supports them. + * + * Arcs touching PRE_COPY and PRE_COPY_P2P are removed if support for PRE_COPY + * is not present. */ enum vfio_device_mig_state { VFIO_DEVICE_STATE_ERROR = 0, @@ -984,8 +1037,70 @@ enum vfio_device_mig_state { VFIO_DEVICE_STATE_STOP_COPY = 3, VFIO_DEVICE_STATE_RESUMING = 4, VFIO_DEVICE_STATE_RUNNING_P2P = 5, + VFIO_DEVICE_STATE_PRE_COPY = 6, + VFIO_DEVICE_STATE_PRE_COPY_P2P = 7, +}; + +/** + * VFIO_MIG_GET_PRECOPY_INFO - _IO(VFIO_TYPE, VFIO_BASE + 21) + * + * This ioctl is used on the migration data FD in the precopy phase of the + * migration data transfer. It returns an estimate of the current data sizes + * remaining to be transferred. It allows the user to judge when it is + * appropriate to leave PRE_COPY for STOP_COPY. + * + * This ioctl is valid only in PRE_COPY states and kernel driver should + * return -EINVAL from any other migration state. + * + * The vfio_precopy_info data structure returned by this ioctl provides + * estimates of data available from the device during the PRE_COPY states. + * This estimate is split into two categories, initial_bytes and + * dirty_bytes. + * + * The initial_bytes field indicates the amount of initial precopy + * data available from the device. This field should have a non-zero initial + * value and decrease as migration data is read from the device. + * It is recommended to leave PRE_COPY for STOP_COPY only after this field + * reaches zero. Leaving PRE_COPY earlier might make things slower. + * + * The dirty_bytes field tracks device state changes relative to data + * previously retrieved. This field starts at zero and may increase as + * the internal device state is modified or decrease as that modified + * state is read from the device. + * + * Userspace may use the combination of these fields to estimate the + * potential data size available during the PRE_COPY phases, as well as + * trends relative to the rate the device is dirtying its internal + * state, but these fields are not required to have any bearing relative + * to the data size available during the STOP_COPY phase. + * + * Drivers have a lot of flexibility in when and what they transfer during the + * PRE_COPY phase, and how they report this from VFIO_MIG_GET_PRECOPY_INFO. + * + * During pre-copy the migration data FD has a temporary "end of stream" that is + * reached when both initial_bytes and dirty_byte are zero. For instance, this + * may indicate that the device is idle and not currently dirtying any internal + * state. When read() is done on this temporary end of stream the kernel driver + * should return ENOMSG from read(). Userspace can wait for more data (which may + * never come) by using poll. + * + * Once in STOP_COPY the migration data FD has a permanent end of stream + * signaled in the usual way by read() always returning 0 and poll always + * returning readable. ENOMSG may not be returned in STOP_COPY. + * Support for this ioctl is mandatory if a driver claims to support + * VFIO_MIGRATION_PRE_COPY. + * + * Return: 0 on success, -1 and errno set on failure. + */ +struct vfio_precopy_info { + __u32 argsz; + __u32 flags; + __aligned_u64 initial_bytes; + __aligned_u64 dirty_bytes; }; +#define VFIO_MIG_GET_PRECOPY_INFO _IO(VFIO_TYPE, VFIO_BASE + 21) + /* * Upon VFIO_DEVICE_FEATURE_SET, allow the device to be moved into a low power * state with the platform-based power management. Device use of lower power @@ -1128,6 +1243,19 @@ struct vfio_device_feature_dma_logging_report { #define VFIO_DEVICE_FEATURE_DMA_LOGGING_REPORT 8 +/* + * Upon VFIO_DEVICE_FEATURE_GET read back the estimated data length that will + * be required to complete stop copy. + * + * Note: Can be called on each device state. + */ + +struct vfio_device_feature_mig_data_size { + __aligned_u64 stop_copy_length; +}; + +#define VFIO_DEVICE_FEATURE_MIG_DATA_SIZE 9 + /* -------- API for Type1 VFIO IOMMU -------- */ /** diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 29da1f4b4578..1befd181a4cc 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -654,6 +654,8 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_NV12_16L16 v4l2_fourcc('H', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 tiles */ #define V4L2_PIX_FMT_NV12_32L32 v4l2_fourcc('S', 'T', '1', '2') /* 12 Y/CbCr 4:2:0 32x32 tiles */ #define V4L2_PIX_FMT_P010_4L4 v4l2_fourcc('T', '0', '1', '0') /* 12 Y/CbCr 4:2:0 10-bit 4x4 macroblocks */ +#define V4L2_PIX_FMT_NV12_8L128 v4l2_fourcc('A', 'T', '1', '2') /* Y/CbCr 4:2:0 8x128 tiles */ +#define V4L2_PIX_FMT_NV12_10BE_8L128 v4l2_fourcc_be('A', 'X', '1', '2') /* Y/CbCr 4:2:0 10-bit 8x128 tiles */ /* Tiled YUV formats, non contiguous planes */ #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 tiles */ @@ -775,6 +777,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* BTTV 8-bit dithered RGB */ #define V4L2_PIX_FMT_QC08C v4l2_fourcc('Q', '0', '8', 'C') /* Qualcomm 8-bit compressed */ #define V4L2_PIX_FMT_QC10C v4l2_fourcc('Q', '1', '0', 'C') /* Qualcomm 10-bit compressed */ +#define V4L2_PIX_FMT_AJPG v4l2_fourcc('A', 'J', 'P', 'G') /* Aspeed JPEG */ /* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */ @@ -1780,6 +1783,8 @@ struct v4l2_ext_control { __u8 __user *p_u8; __u16 __user *p_u16; __u32 __user *p_u32; + __u32 __user *p_s32; + __u32 __user *p_s64; struct v4l2_area __user *p_area; struct v4l2_ctrl_h264_sps __user *p_h264_sps; struct v4l2_ctrl_h264_pps *p_h264_pps; |