diff options
Diffstat (limited to 'include/uapi')
| -rw-r--r-- | include/uapi/drm/drm_mode.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/Kbuild | 2 | ||||
| -rw-r--r-- | include/uapi/linux/mic_common.h | 240 | ||||
| -rw-r--r-- | include/uapi/linux/mic_ioctl.h | 76 | ||||
| -rw-r--r-- | include/uapi/linux/nfs_mount.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/perf_event.h | 12 | ||||
| -rw-r--r-- | include/uapi/linux/tc_act/Kbuild | 1 | ||||
| -rw-r--r-- | include/uapi/linux/tc_act/tc_defact.h | 19 | ||||
| -rw-r--r-- | include/uapi/rdma/ib_user_verbs.h | 6 |
9 files changed, 354 insertions, 6 deletions
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index 5508117..28acbaf 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -223,6 +223,8 @@ struct drm_mode_get_connector { __u32 connection; __u32 mm_width, mm_height; /**< HxW in millimeters */ __u32 subpixel; + + __u32 pad; }; #define DRM_MODE_PROP_PENDING (1<<0) diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild index 115add2..33d2b8f 100644 --- a/include/uapi/linux/Kbuild +++ b/include/uapi/linux/Kbuild @@ -241,6 +241,8 @@ header-y += media.h header-y += mei.h header-y += mempolicy.h header-y += meye.h +header-y += mic_common.h +header-y += mic_ioctl.h header-y += mii.h header-y += minix_fs.h header-y += mman.h diff --git a/include/uapi/linux/mic_common.h b/include/uapi/linux/mic_common.h new file mode 100644 index 0000000..17e7d95 --- /dev/null +++ b/include/uapi/linux/mic_common.h @@ -0,0 +1,240 @@ +/* + * Intel MIC Platform Software Stack (MPSS) + * + * Copyright(c) 2013 Intel Corporation. + * + * 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. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Intel MIC driver. + * + */ +#ifndef __MIC_COMMON_H_ +#define __MIC_COMMON_H_ + +#include <linux/virtio_ring.h> + +#ifndef __KERNEL__ +#define ALIGN(a, x) (((a) + (x) - 1) & ~((x) - 1)) +#define __aligned(x) __attribute__ ((aligned(x))) +#endif + +#define mic_aligned_size(x) ALIGN(sizeof(x), 8) + +/** + * struct mic_device_desc: Virtio device information shared between the + * virtio driver and userspace backend + * + * @type: Device type: console/network/disk etc. Type 0/-1 terminates. + * @num_vq: Number of virtqueues. + * @feature_len: Number of bytes of feature bits. Multiply by 2: one for + host features and one for guest acknowledgements. + * @config_len: Number of bytes of the config array after virtqueues. + * @status: A status byte, written by the Guest. + * @config: Start of the following variable length config. + */ +struct mic_device_desc { + __s8 type; + __u8 num_vq; + __u8 feature_len; + __u8 config_len; + __u8 status; + __u64 config[0]; +} __aligned(8); + +/** + * struct mic_device_ctrl: Per virtio device information in the device page + * used internally by the host and card side drivers. + * + * @vdev: Used for storing MIC vdev information by the guest. + * @config_change: Set to 1 by host when a config change is requested. + * @vdev_reset: Set to 1 by guest to indicate virtio device has been reset. + * @guest_ack: Set to 1 by guest to ack a command. + * @host_ack: Set to 1 by host to ack a command. + * @used_address_updated: Set to 1 by guest when the used address should be + * updated. + * @c2h_vdev_db: The doorbell number to be used by guest. Set by host. + * @h2c_vdev_db: The doorbell number to be used by host. Set by guest. + */ +struct mic_device_ctrl { + __u64 vdev; + __u8 config_change; + __u8 vdev_reset; + __u8 guest_ack; + __u8 host_ack; + __u8 used_address_updated; + __s8 c2h_vdev_db; + __s8 h2c_vdev_db; +} __aligned(8); + +/** + * struct mic_bootparam: Virtio device independent information in device page + * + * @magic: A magic value used by the card to ensure it can see the host + * @c2h_shutdown_db: Card to Host shutdown doorbell set by host + * @h2c_shutdown_db: Host to Card shutdown doorbell set by card + * @h2c_config_db: Host to Card Virtio config doorbell set by card + * @shutdown_status: Card shutdown status set by card + * @shutdown_card: Set to 1 by the host when a card shutdown is initiated + */ +struct mic_bootparam { + __u32 magic; + __s8 c2h_shutdown_db; + __s8 h2c_shutdown_db; + __s8 h2c_config_db; + __u8 shutdown_status; + __u8 shutdown_card; +} __aligned(8); + +/** + * struct mic_device_page: High level representation of the device page + * + * @bootparam: The bootparam structure is used for sharing information and + * status updates between MIC host and card drivers. + * @desc: Array of MIC virtio device descriptors. + */ +struct mic_device_page { + struct mic_bootparam bootparam; + struct mic_device_desc desc[0]; +}; +/** + * struct mic_vqconfig: This is how we expect the device configuration field + * for a virtqueue to be laid out in config space. + * + * @address: Guest/MIC physical address of the virtio ring + * (avail and desc rings) + * @used_address: Guest/MIC physical address of the used ring + * @num: The number of entries in the virtio_ring + */ +struct mic_vqconfig { + __u64 address; + __u64 used_address; + __u16 num; +} __aligned(8); + +/* + * The alignment to use between consumer and producer parts of vring. + * This is pagesize for historical reasons. + */ +#define MIC_VIRTIO_RING_ALIGN 4096 + +#define MIC_MAX_VRINGS 4 +#define MIC_VRING_ENTRIES 128 + +/* + * Max vring entries (power of 2) to ensure desc and avail rings + * fit in a single page + */ +#define MIC_MAX_VRING_ENTRIES 128 + +/** + * Max size of the desc block in bytes: includes: + * - struct mic_device_desc + * - struct mic_vqconfig (num_vq of these) + * - host and guest features + * - virtio device config space + */ +#define MIC_MAX_DESC_BLK_SIZE 256 + +/** + * struct _mic_vring_info - Host vring info exposed to userspace backend + * for the avail index and magic for the card. + * + * @avail_idx: host avail idx + * @magic: A magic debug cookie. + */ +struct _mic_vring_info { + __u16 avail_idx; + int magic; +}; + +/** + * struct mic_vring - Vring information. + * + * @vr: The virtio ring. + * @info: Host vring information exposed to the userspace backend for the + * avail index and magic for the card. + * @va: The va for the buffer allocated for vr and info. + * @len: The length of the buffer required for allocating vr and info. + */ +struct mic_vring { + struct vring vr; + struct _mic_vring_info *info; + void *va; + int len; +}; + +#define mic_aligned_desc_size(d) ALIGN(mic_desc_size(d), 8) + +#ifndef INTEL_MIC_CARD +static inline unsigned mic_desc_size(const struct mic_device_desc *desc) +{ + return mic_aligned_size(*desc) + + desc->num_vq * mic_aligned_size(struct mic_vqconfig) + + desc->feature_len * 2 + + desc->config_len; +} + +static inline struct mic_vqconfig * +mic_vq_config(const struct mic_device_desc *desc) +{ + return (struct mic_vqconfig *)(desc + 1); +} + +static inline __u8 *mic_vq_features(const struct mic_device_desc *desc) +{ + return (__u8 *)(mic_vq_config(desc) + desc->num_vq); +} + +static inline __u8 *mic_vq_configspace(const struct mic_device_desc *desc) +{ + return mic_vq_features(desc) + desc->feature_len * 2; +} +static inline unsigned mic_total_desc_size(struct mic_device_desc *desc) +{ + return mic_aligned_desc_size(desc) + + mic_aligned_size(struct mic_device_ctrl); +} +#endif + +/* Device page size */ +#define MIC_DP_SIZE 4096 + +#define MIC_MAGIC 0xc0ffee00 + +/** + * enum mic_states - MIC states. + */ +enum mic_states { + MIC_OFFLINE = 0, + MIC_ONLINE, + MIC_SHUTTING_DOWN, + MIC_RESET_FAILED, + MIC_SUSPENDING, + MIC_SUSPENDED, + MIC_LAST +}; + +/** + * enum mic_status - MIC status reported by card after + * a host or card initiated shutdown or a card crash. + */ +enum mic_status { + MIC_NOP = 0, + MIC_CRASHED, + MIC_HALTED, + MIC_POWER_OFF, + MIC_RESTART, + MIC_STATUS_LAST +}; + +#endif diff --git a/include/uapi/linux/mic_ioctl.h b/include/uapi/linux/mic_ioctl.h new file mode 100644 index 0000000..7fabba5 --- /dev/null +++ b/include/uapi/linux/mic_ioctl.h @@ -0,0 +1,76 @@ +/* + * Intel MIC Platform Software Stack (MPSS) + * + * Copyright(c) 2013 Intel Corporation. + * + * 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. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Intel MIC Host driver. + * + */ +#ifndef _MIC_IOCTL_H_ +#define _MIC_IOCTL_H_ + +#include <linux/types.h> + +/* + * mic_copy - MIC virtio descriptor copy. + * + * @iov: An array of IOVEC structures containing user space buffers. + * @iovcnt: Number of IOVEC structures in iov. + * @vr_idx: The vring index. + * @update_used: A non zero value results in used index being updated. + * @out_len: The aggregate of the total length written to or read from + * the virtio device. + */ +struct mic_copy_desc { +#ifdef __KERNEL__ + struct iovec __user *iov; +#else + struct iovec *iov; +#endif + int iovcnt; + __u8 vr_idx; + __u8 update_used; + __u32 out_len; +}; + +/* + * Add a new virtio device + * The (struct mic_device_desc *) pointer points to a device page entry + * for the virtio device consisting of: + * - struct mic_device_desc + * - struct mic_vqconfig (num_vq of these) + * - host and guest features + * - virtio device config space + * The total size referenced by the pointer should equal the size returned + * by desc_size() in mic_common.h + */ +#define MIC_VIRTIO_ADD_DEVICE _IOWR('s', 1, struct mic_device_desc *) + +/* + * Copy the number of entries in the iovec and update the used index + * if requested by the user. + */ +#define MIC_VIRTIO_COPY_DESC _IOWR('s', 2, struct mic_copy_desc *) + +/* + * Notify virtio device of a config change + * The (__u8 *) pointer points to config space values for the device + * as they should be written into the device page. The total size + * referenced by the pointer should equal the config_len field of struct + * mic_device_desc. + */ +#define MIC_VIRTIO_CONFIG_CHANGE _IOWR('s', 5, __u8 *) + +#endif diff --git a/include/uapi/linux/nfs_mount.h b/include/uapi/linux/nfs_mount.h index 576bddd..64b0f22 100644 --- a/include/uapi/linux/nfs_mount.h +++ b/include/uapi/linux/nfs_mount.h @@ -60,7 +60,7 @@ struct nfs_mount_data { #define NFS_MOUNT_BROKEN_SUID 0x0400 /* 4 */ #define NFS_MOUNT_NOACL 0x0800 /* 4 */ #define NFS_MOUNT_STRICTLOCK 0x1000 /* reserved for NFSv4 */ -#define NFS_MOUNT_SECFLAVOUR 0x2000 /* 5 */ +#define NFS_MOUNT_SECFLAVOUR 0x2000 /* 5 non-text parsed mount data only */ #define NFS_MOUNT_NORDIRPLUS 0x4000 /* 5 */ #define NFS_MOUNT_UNSHARED 0x8000 /* 5 */ #define NFS_MOUNT_FLAGMASK 0xFFFF diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index 009a655..2fc1602 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -456,13 +456,15 @@ struct perf_event_mmap_page { /* * Control data for the mmap() data buffer. * - * User-space reading the @data_head value should issue an rmb(), on - * SMP capable platforms, after reading this value -- see - * perf_event_wakeup(). + * User-space reading the @data_head value should issue an smp_rmb(), + * after reading this value. * * When the mapping is PROT_WRITE the @data_tail value should be - * written by userspace to reflect the last read data. In this case - * the kernel will not over-write unread data. + * written by userspace to reflect the last read data, after issueing + * an smp_mb() to separate the data read from the ->data_tail store. + * In this case the kernel will not over-write unread data. + * + * See perf_output_put_handle() for the data ordering. */ __u64 data_head; /* head in the data section */ __u64 data_tail; /* user-space written tail */ diff --git a/include/uapi/linux/tc_act/Kbuild b/include/uapi/linux/tc_act/Kbuild index 0623ec4..56f1216 100644 --- a/include/uapi/linux/tc_act/Kbuild +++ b/include/uapi/linux/tc_act/Kbuild @@ -1,5 +1,6 @@ # UAPI Header export list header-y += tc_csum.h +header-y += tc_defact.h header-y += tc_gact.h header-y += tc_ipt.h header-y += tc_mirred.h diff --git a/include/uapi/linux/tc_act/tc_defact.h b/include/uapi/linux/tc_act/tc_defact.h new file mode 100644 index 0000000..17dddb4 --- /dev/null +++ b/include/uapi/linux/tc_act/tc_defact.h @@ -0,0 +1,19 @@ +#ifndef __LINUX_TC_DEF_H +#define __LINUX_TC_DEF_H + +#include <linux/pkt_cls.h> + +struct tc_defact { + tc_gen; +}; + +enum { + TCA_DEF_UNSPEC, + TCA_DEF_TM, + TCA_DEF_PARMS, + TCA_DEF_DATA, + __TCA_DEF_MAX +}; +#define TCA_DEF_MAX (__TCA_DEF_MAX - 1) + +#endif diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index 0b233c5..e3ddd86 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -87,8 +87,10 @@ enum { IB_USER_VERBS_CMD_CLOSE_XRCD, IB_USER_VERBS_CMD_CREATE_XSRQ, IB_USER_VERBS_CMD_OPEN_QP, +#ifdef CONFIG_INFINIBAND_EXPERIMENTAL_UVERBS_FLOW_STEERING IB_USER_VERBS_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD, IB_USER_VERBS_CMD_DESTROY_FLOW +#endif /* CONFIG_INFINIBAND_EXPERIMENTAL_UVERBS_FLOW_STEERING */ }; /* @@ -126,6 +128,7 @@ struct ib_uverbs_cmd_hdr { __u16 out_words; }; +#ifdef CONFIG_INFINIBAND_EXPERIMENTAL_UVERBS_FLOW_STEERING struct ib_uverbs_cmd_hdr_ex { __u32 command; __u16 in_words; @@ -134,6 +137,7 @@ struct ib_uverbs_cmd_hdr_ex { __u16 provider_out_words; __u32 cmd_hdr_reserved; }; +#endif /* CONFIG_INFINIBAND_EXPERIMENTAL_UVERBS_FLOW_STEERING */ struct ib_uverbs_get_context { __u64 response; @@ -696,6 +700,7 @@ struct ib_uverbs_detach_mcast { __u64 driver_data[0]; }; +#ifdef CONFIG_INFINIBAND_EXPERIMENTAL_UVERBS_FLOW_STEERING struct ib_kern_eth_filter { __u8 dst_mac[6]; __u8 src_mac[6]; @@ -780,6 +785,7 @@ struct ib_uverbs_destroy_flow { __u32 comp_mask; __u32 flow_handle; }; +#endif /* CONFIG_INFINIBAND_EXPERIMENTAL_UVERBS_FLOW_STEERING */ struct ib_uverbs_create_srq { __u64 response; |