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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

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Pull virtio updates from Michael Tsirkin:

 - new vdpa features to allow creation and deletion of new devices

 - virtio-blk support per-device queue depth

 - fixes, cleanups all over the place

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (31 commits)
  virtio-input: add multi-touch support
  virtio_mmio: fix one typo
  vdpa/mlx5: fix param validation in mlx5_vdpa_get_config()
  virtio_net: Fix fall-through warnings for Clang
  virtio_input: Prevent EV_MSC/MSC_TIMESTAMP loop storm for MT.
  virtio-blk: support per-device queue depth
  virtio_vdpa: don't warn when fail to disable vq
  virtio-pci: introduce modern device module
  virito-pci-modern: rename map_capability() to vp_modern_map_capability()
  virtio-pci-modern: introduce helper to get notification offset
  virtio-pci-modern: introduce helper for getting queue nums
  virtio-pci-modern: introduce helper for setting/geting queue size
  virtio-pci-modern: introduce helper to set/get queue_enable
  virtio-pci-modern: introduce vp_modern_queue_address()
  virtio-pci-modern: introduce vp_modern_set_queue_vector()
  virtio-pci-modern: introduce vp_modern_generation()
  virtio-pci-modern: introduce helpers for setting and getting features
  virtio-pci-modern: introduce helpers for setting and getting status
  virtio-pci-modern: introduce helper to set config vector
  virtio-pci-modern: introduce vp_modern_remove()
  ...
This commit is contained in:
Linus Torvalds
2021-02-25 12:21:08 -08:00
parent a6525b9999 16c10bede8
commit ffc1759676
22 changed files with 1492 additions and 507 deletions
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include/uapi/linux/vdpa.h
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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* vdpa device management interface
* Copyright (c) 2020 Mellanox Technologies Ltd. All rights reserved.
*/
#ifndef _UAPI_LINUX_VDPA_H_
#define _UAPI_LINUX_VDPA_H_
#define VDPA_GENL_NAME "vdpa"
#define VDPA_GENL_VERSION 0x1
enum vdpa_command {
VDPA_CMD_UNSPEC,
VDPA_CMD_MGMTDEV_NEW,
VDPA_CMD_MGMTDEV_GET, /* can dump */
VDPA_CMD_DEV_NEW,
VDPA_CMD_DEV_DEL,
VDPA_CMD_DEV_GET, /* can dump */
};
enum vdpa_attr {
VDPA_ATTR_UNSPEC,
/* bus name (optional) + dev name together make the parent device handle */
VDPA_ATTR_MGMTDEV_BUS_NAME, /* string */
VDPA_ATTR_MGMTDEV_DEV_NAME, /* string */
VDPA_ATTR_MGMTDEV_SUPPORTED_CLASSES, /* u64 */
VDPA_ATTR_DEV_NAME, /* string */
VDPA_ATTR_DEV_ID, /* u32 */
VDPA_ATTR_DEV_VENDOR_ID, /* u32 */
VDPA_ATTR_DEV_MAX_VQS, /* u32 */
VDPA_ATTR_DEV_MAX_VQ_SIZE, /* u16 */
/* new attributes must be added above here */
VDPA_ATTR_MAX,
};
#endif