summaryrefslogtreecommitdiff
path: root/include/uapi
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2021-02-25 12:21:08 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-25 12:21:08 -0800
commitffc1759676bed0bff046427dd7d00cb68660190d (patch)
tree33f067ea384810896ad77f6cd6630e46c858b301 /include/uapi
parenta6525b999970466b548d41e73d3b814233fa42ca (diff)
parent16c10bede8b3d8594279752bf53153491f3f944f (diff)
Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
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() ...
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/vdpa.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/include/uapi/linux/vdpa.h b/include/uapi/linux/vdpa.h
new file mode 100644
index 000000000000..66a41e4ec163
--- /dev/null
+++ b/include/uapi/linux/vdpa.h
@@ -0,0 +1,40 @@
+/* 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