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1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */2/*3 * vdpa device management interface4 * Copyright (c) 2020 Mellanox Technologies Ltd. All rights reserved.5 */6 7#ifndef _UAPI_LINUX_VDPA_H_8#define _UAPI_LINUX_VDPA_H_9 10#define VDPA_GENL_NAME "vdpa"11#define VDPA_GENL_VERSION 0x112 13enum vdpa_command {14 VDPA_CMD_UNSPEC,15 VDPA_CMD_MGMTDEV_NEW,16 VDPA_CMD_MGMTDEV_GET, /* can dump */17 VDPA_CMD_DEV_NEW,18 VDPA_CMD_DEV_DEL,19 VDPA_CMD_DEV_GET, /* can dump */20 VDPA_CMD_DEV_CONFIG_GET, /* can dump */21 VDPA_CMD_DEV_VSTATS_GET,22 VDPA_CMD_DEV_ATTR_SET,23};24 25enum vdpa_attr {26 VDPA_ATTR_UNSPEC,27 28 /* Pad attribute for 64b alignment */29 VDPA_ATTR_PAD = VDPA_ATTR_UNSPEC,30 31 /* bus name (optional) + dev name together make the parent device handle */32 VDPA_ATTR_MGMTDEV_BUS_NAME, /* string */33 VDPA_ATTR_MGMTDEV_DEV_NAME, /* string */34 VDPA_ATTR_MGMTDEV_SUPPORTED_CLASSES, /* u64 */35 36 VDPA_ATTR_DEV_NAME, /* string */37 VDPA_ATTR_DEV_ID, /* u32 */38 VDPA_ATTR_DEV_VENDOR_ID, /* u32 */39 VDPA_ATTR_DEV_MAX_VQS, /* u32 */40 VDPA_ATTR_DEV_MAX_VQ_SIZE, /* u16 */41 VDPA_ATTR_DEV_MIN_VQ_SIZE, /* u16 */42 43 VDPA_ATTR_DEV_NET_CFG_MACADDR, /* binary */44 VDPA_ATTR_DEV_NET_STATUS, /* u8 */45 VDPA_ATTR_DEV_NET_CFG_MAX_VQP, /* u16 */46 VDPA_ATTR_DEV_NET_CFG_MTU, /* u16 */47 48 VDPA_ATTR_DEV_NEGOTIATED_FEATURES, /* u64 */49 VDPA_ATTR_DEV_MGMTDEV_MAX_VQS, /* u32 */50 /* virtio features that are supported by the vDPA management device */51 VDPA_ATTR_DEV_SUPPORTED_FEATURES, /* u64 */52 53 VDPA_ATTR_DEV_QUEUE_INDEX, /* u32 */54 VDPA_ATTR_DEV_VENDOR_ATTR_NAME, /* string */55 VDPA_ATTR_DEV_VENDOR_ATTR_VALUE, /* u64 */56 57 /* virtio features that are provisioned to the vDPA device */58 VDPA_ATTR_DEV_FEATURES, /* u64 */59 60 VDPA_ATTR_DEV_BLK_CFG_CAPACITY, /* u64 */61 VDPA_ATTR_DEV_BLK_CFG_SIZE_MAX, /* u32 */62 VDPA_ATTR_DEV_BLK_CFG_BLK_SIZE, /* u32 */63 VDPA_ATTR_DEV_BLK_CFG_SEG_MAX, /* u32 */64 VDPA_ATTR_DEV_BLK_CFG_NUM_QUEUES, /* u16 */65 VDPA_ATTR_DEV_BLK_CFG_PHY_BLK_EXP, /* u8 */66 VDPA_ATTR_DEV_BLK_CFG_ALIGN_OFFSET, /* u8 */67 VDPA_ATTR_DEV_BLK_CFG_MIN_IO_SIZE, /* u16 */68 VDPA_ATTR_DEV_BLK_CFG_OPT_IO_SIZE, /* u32 */69 VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEC, /* u32 */70 VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEG, /* u32 */71 VDPA_ATTR_DEV_BLK_CFG_DISCARD_SEC_ALIGN,/* u32 */72 VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEC, /* u32 */73 VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEG, /* u32 */74 VDPA_ATTR_DEV_BLK_READ_ONLY, /* u8 */75 VDPA_ATTR_DEV_BLK_FLUSH, /* u8 */76 77 /* new attributes must be added above here */78 VDPA_ATTR_MAX,79};80 81#endif82