133b34750SParav Pandit /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 233b34750SParav Pandit /* 333b34750SParav Pandit * vdpa device management interface 433b34750SParav Pandit * Copyright (c) 2020 Mellanox Technologies Ltd. All rights reserved. 533b34750SParav Pandit */ 633b34750SParav Pandit 733b34750SParav Pandit #ifndef _UAPI_LINUX_VDPA_H_ 833b34750SParav Pandit #define _UAPI_LINUX_VDPA_H_ 933b34750SParav Pandit 1033b34750SParav Pandit #define VDPA_GENL_NAME "vdpa" 1133b34750SParav Pandit #define VDPA_GENL_VERSION 0x1 1233b34750SParav Pandit 1333b34750SParav Pandit enum vdpa_command { 1433b34750SParav Pandit VDPA_CMD_UNSPEC, 1533b34750SParav Pandit VDPA_CMD_MGMTDEV_NEW, 1633b34750SParav Pandit VDPA_CMD_MGMTDEV_GET, /* can dump */ 17903f7bcaSParav Pandit VDPA_CMD_DEV_NEW, 18903f7bcaSParav Pandit VDPA_CMD_DEV_DEL, 19bc0d90eeSParav Pandit VDPA_CMD_DEV_GET, /* can dump */ 20ad69dd0bSParav Pandit VDPA_CMD_DEV_CONFIG_GET, /* can dump */ 2113b00b13SEli Cohen VDPA_CMD_DEV_VSTATS_GET, 2233b34750SParav Pandit }; 2333b34750SParav Pandit 2433b34750SParav Pandit enum vdpa_attr { 2533b34750SParav Pandit VDPA_ATTR_UNSPEC, 2633b34750SParav Pandit 27612f330eSEli Cohen /* Pad attribute for 64b alignment */ 28612f330eSEli Cohen VDPA_ATTR_PAD = VDPA_ATTR_UNSPEC, 29612f330eSEli Cohen 3033b34750SParav Pandit /* bus name (optional) + dev name together make the parent device handle */ 3133b34750SParav Pandit VDPA_ATTR_MGMTDEV_BUS_NAME, /* string */ 3233b34750SParav Pandit VDPA_ATTR_MGMTDEV_DEV_NAME, /* string */ 3333b34750SParav Pandit VDPA_ATTR_MGMTDEV_SUPPORTED_CLASSES, /* u64 */ 3433b34750SParav Pandit 35903f7bcaSParav Pandit VDPA_ATTR_DEV_NAME, /* string */ 36bc0d90eeSParav Pandit VDPA_ATTR_DEV_ID, /* u32 */ 37bc0d90eeSParav Pandit VDPA_ATTR_DEV_VENDOR_ID, /* u32 */ 38bc0d90eeSParav Pandit VDPA_ATTR_DEV_MAX_VQS, /* u32 */ 39bc0d90eeSParav Pandit VDPA_ATTR_DEV_MAX_VQ_SIZE, /* u16 */ 40e47be840SWu Zongyong VDPA_ATTR_DEV_MIN_VQ_SIZE, /* u16 */ 41903f7bcaSParav Pandit 42ad69dd0bSParav Pandit VDPA_ATTR_DEV_NET_CFG_MACADDR, /* binary */ 43ad69dd0bSParav Pandit VDPA_ATTR_DEV_NET_STATUS, /* u8 */ 44ad69dd0bSParav Pandit VDPA_ATTR_DEV_NET_CFG_MAX_VQP, /* u16 */ 45ad69dd0bSParav Pandit VDPA_ATTR_DEV_NET_CFG_MTU, /* u16 */ 46ad69dd0bSParav Pandit 47612f330eSEli Cohen VDPA_ATTR_DEV_NEGOTIATED_FEATURES, /* u64 */ 48cd2629f6SEli Cohen VDPA_ATTR_DEV_MGMTDEV_MAX_VQS, /* u32 */ 4922856510SZhu Lingshan /* virtio features that are supported by the vDPA management device */ 50cd2629f6SEli Cohen VDPA_ATTR_DEV_SUPPORTED_FEATURES, /* u64 */ 5113b00b13SEli Cohen 5213b00b13SEli Cohen VDPA_ATTR_DEV_QUEUE_INDEX, /* u32 */ 5313b00b13SEli Cohen VDPA_ATTR_DEV_VENDOR_ATTR_NAME, /* string */ 5413b00b13SEli Cohen VDPA_ATTR_DEV_VENDOR_ATTR_VALUE, /* u64 */ 5513b00b13SEli Cohen 56b9e05399SSi-Wei Liu /* virtio features that are provisioned to the vDPA device */ 5790fea5a8SJason Wang VDPA_ATTR_DEV_FEATURES, /* u64 */ 5890fea5a8SJason Wang 59c2475a9aSZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_CAPACITY, /* u64 */ 60*98a82154SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_SIZE_MAX, /* u32 */ 613a1d33fbSZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_BLK_SIZE, /* u32 */ 6281f64e1dSZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_SEG_MAX, /* u32 */ 6354fb04b0SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_NUM_QUEUES, /* u16 */ 64c9d989b4SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_PHY_BLK_EXP, /* u8 */ 65c9d989b4SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_ALIGN_OFFSET, /* u8 */ 66c9d989b4SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_MIN_IO_SIZE, /* u16 */ 67c9d989b4SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_OPT_IO_SIZE, /* u32 */ 6865848f46SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEC, /* u32 */ 6965848f46SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEG, /* u32 */ 7065848f46SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_DISCARD_SEC_ALIGN,/* u32 */ 716bdc7846SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEC, /* u32 */ 726bdc7846SZhu Lingshan VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEG, /* u32 */ 73*98a82154SZhu Lingshan VDPA_ATTR_DEV_BLK_READ_ONLY, /* u8 */ 74*98a82154SZhu Lingshan VDPA_ATTR_DEV_BLK_FLUSH, /* u8 */ 75c2475a9aSZhu Lingshan 7633b34750SParav Pandit /* new attributes must be added above here */ 7733b34750SParav Pandit VDPA_ATTR_MAX, 7833b34750SParav Pandit }; 7933b34750SParav Pandit 8033b34750SParav Pandit #endif 81