Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 434 insertions, 0 deletions

diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h
new file mode 100644
index 000000000..edba6351a
--- /dev/null
+++ b/include/uapi/rdma/rdma_netlink.h
@@ -0,0 +1,434 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _UAPI_RDMA_NETLINK_H
+#define _UAPI_RDMA_NETLINK_H
+
+#include <linux/types.h>
+
+enum {
+	RDMA_NL_RDMA_CM = 1,
+	RDMA_NL_IWCM,
+	RDMA_NL_RSVD,
+	RDMA_NL_LS,	/* RDMA Local Services */
+	RDMA_NL_NLDEV,	/* RDMA device interface */
+	RDMA_NL_NUM_CLIENTS
+};
+
+enum {
+	RDMA_NL_GROUP_CM = 1,
+	RDMA_NL_GROUP_IWPM,
+	RDMA_NL_GROUP_LS,
+	RDMA_NL_NUM_GROUPS
+};
+
+#define RDMA_NL_GET_CLIENT(type) ((type & (((1 << 6) - 1) << 10)) >> 10)
+#define RDMA_NL_GET_OP(type) (type & ((1 << 10) - 1))
+#define RDMA_NL_GET_TYPE(client, op) ((client << 10) + op)
+
+enum {
+	RDMA_NL_RDMA_CM_ID_STATS = 0,
+	RDMA_NL_RDMA_CM_NUM_OPS
+};
+
+enum {
+	RDMA_NL_RDMA_CM_ATTR_SRC_ADDR = 1,
+	RDMA_NL_RDMA_CM_ATTR_DST_ADDR,
+	RDMA_NL_RDMA_CM_NUM_ATTR,
+};
+
+/* iwarp port mapper op-codes */
+enum {
+	RDMA_NL_IWPM_REG_PID = 0,
+	RDMA_NL_IWPM_ADD_MAPPING,
+	RDMA_NL_IWPM_QUERY_MAPPING,
+	RDMA_NL_IWPM_REMOVE_MAPPING,
+	RDMA_NL_IWPM_REMOTE_INFO,
+	RDMA_NL_IWPM_HANDLE_ERR,
+	RDMA_NL_IWPM_MAPINFO,
+	RDMA_NL_IWPM_MAPINFO_NUM,
+	RDMA_NL_IWPM_NUM_OPS
+};
+
+struct rdma_cm_id_stats {
+	__u32	qp_num;
+	__u32	bound_dev_if;
+	__u32	port_space;
+	__s32	pid;
+	__u8	cm_state;
+	__u8	node_type;
+	__u8	port_num;
+	__u8	qp_type;
+};
+
+enum {
+	IWPM_NLA_REG_PID_UNSPEC = 0,
+	IWPM_NLA_REG_PID_SEQ,
+	IWPM_NLA_REG_IF_NAME,
+	IWPM_NLA_REG_IBDEV_NAME,
+	IWPM_NLA_REG_ULIB_NAME,
+	IWPM_NLA_REG_PID_MAX
+};
+
+enum {
+	IWPM_NLA_RREG_PID_UNSPEC = 0,
+	IWPM_NLA_RREG_PID_SEQ,
+	IWPM_NLA_RREG_IBDEV_NAME,
+	IWPM_NLA_RREG_ULIB_NAME,
+	IWPM_NLA_RREG_ULIB_VER,
+	IWPM_NLA_RREG_PID_ERR,
+	IWPM_NLA_RREG_PID_MAX
+
+};
+
+enum {
+	IWPM_NLA_MANAGE_MAPPING_UNSPEC = 0,
+	IWPM_NLA_MANAGE_MAPPING_SEQ,
+	IWPM_NLA_MANAGE_ADDR,
+	IWPM_NLA_MANAGE_MAPPED_LOC_ADDR,
+	IWPM_NLA_RMANAGE_MAPPING_ERR,
+	IWPM_NLA_RMANAGE_MAPPING_MAX
+};
+
+#define IWPM_NLA_MANAGE_MAPPING_MAX 3
+#define IWPM_NLA_QUERY_MAPPING_MAX  4
+#define IWPM_NLA_MAPINFO_SEND_MAX   3
+
+enum {
+	IWPM_NLA_QUERY_MAPPING_UNSPEC = 0,
+	IWPM_NLA_QUERY_MAPPING_SEQ,
+	IWPM_NLA_QUERY_LOCAL_ADDR,
+	IWPM_NLA_QUERY_REMOTE_ADDR,
+	IWPM_NLA_RQUERY_MAPPED_LOC_ADDR,
+	IWPM_NLA_RQUERY_MAPPED_REM_ADDR,
+	IWPM_NLA_RQUERY_MAPPING_ERR,
+	IWPM_NLA_RQUERY_MAPPING_MAX
+};
+
+enum {
+	IWPM_NLA_MAPINFO_REQ_UNSPEC = 0,
+	IWPM_NLA_MAPINFO_ULIB_NAME,
+	IWPM_NLA_MAPINFO_ULIB_VER,
+	IWPM_NLA_MAPINFO_REQ_MAX
+};
+
+enum {
+	IWPM_NLA_MAPINFO_UNSPEC = 0,
+	IWPM_NLA_MAPINFO_LOCAL_ADDR,
+	IWPM_NLA_MAPINFO_MAPPED_ADDR,
+	IWPM_NLA_MAPINFO_MAX
+};
+
+enum {
+	IWPM_NLA_MAPINFO_NUM_UNSPEC = 0,
+	IWPM_NLA_MAPINFO_SEQ,
+	IWPM_NLA_MAPINFO_SEND_NUM,
+	IWPM_NLA_MAPINFO_ACK_NUM,
+	IWPM_NLA_MAPINFO_NUM_MAX
+};
+
+enum {
+	IWPM_NLA_ERR_UNSPEC = 0,
+	IWPM_NLA_ERR_SEQ,
+	IWPM_NLA_ERR_CODE,
+	IWPM_NLA_ERR_MAX
+};
+
+/*
+ * Local service operations:
+ *   RESOLVE - The client requests the local service to resolve a path.
+ *   SET_TIMEOUT - The local service requests the client to set the timeout.
+ *   IP_RESOLVE - The client requests the local service to resolve an IP to GID.
+ */
+enum {
+	RDMA_NL_LS_OP_RESOLVE = 0,
+	RDMA_NL_LS_OP_SET_TIMEOUT,
+	RDMA_NL_LS_OP_IP_RESOLVE,
+	RDMA_NL_LS_NUM_OPS
+};
+
+/* Local service netlink message flags */
+#define RDMA_NL_LS_F_ERR	0x0100	/* Failed response */
+
+/*
+ * Local service resolve operation family header.
+ * The layout for the resolve operation:
+ *    nlmsg header
+ *    family header
+ *    attributes
+ */
+
+/*
+ * Local service path use:
+ * Specify how the path(s) will be used.
+ *   ALL - For connected CM operation (6 pathrecords)
+ *   UNIDIRECTIONAL - For unidirectional UD (1 pathrecord)
+ *   GMP - For miscellaneous GMP like operation (at least 1 reversible
+ *         pathrecord)
+ */
+enum {
+	LS_RESOLVE_PATH_USE_ALL = 0,
+	LS_RESOLVE_PATH_USE_UNIDIRECTIONAL,
+	LS_RESOLVE_PATH_USE_GMP,
+	LS_RESOLVE_PATH_USE_MAX
+};
+
+#define LS_DEVICE_NAME_MAX 64
+
+struct rdma_ls_resolve_header {
+	__u8 device_name[LS_DEVICE_NAME_MAX];
+	__u8 port_num;
+	__u8 path_use;
+};
+
+struct rdma_ls_ip_resolve_header {
+	__u32 ifindex;
+};
+
+/* Local service attribute type */
+#define RDMA_NLA_F_MANDATORY	(1 << 13)
+#define RDMA_NLA_TYPE_MASK	(~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \
+				  RDMA_NLA_F_MANDATORY))
+
+/*
+ * Local service attributes:
+ *   Attr Name       Size                       Byte order
+ *   -----------------------------------------------------
+ *   PATH_RECORD     struct ib_path_rec_data
+ *   TIMEOUT         u32                        cpu
+ *   SERVICE_ID      u64                        cpu
+ *   DGID            u8[16]                     BE
+ *   SGID            u8[16]                     BE
+ *   TCLASS          u8
+ *   PKEY            u16                        cpu
+ *   QOS_CLASS       u16                        cpu
+ *   IPV4            u32                        BE
+ *   IPV6            u8[16]                     BE
+ */
+enum {
+	LS_NLA_TYPE_UNSPEC = 0,
+	LS_NLA_TYPE_PATH_RECORD,
+	LS_NLA_TYPE_TIMEOUT,
+	LS_NLA_TYPE_SERVICE_ID,
+	LS_NLA_TYPE_DGID,
+	LS_NLA_TYPE_SGID,
+	LS_NLA_TYPE_TCLASS,
+	LS_NLA_TYPE_PKEY,
+	LS_NLA_TYPE_QOS_CLASS,
+	LS_NLA_TYPE_IPV4,
+	LS_NLA_TYPE_IPV6,
+	LS_NLA_TYPE_MAX
+};
+
+/* Local service DGID/SGID attribute: big endian */
+struct rdma_nla_ls_gid {
+	__u8		gid[16];
+};
+
+enum rdma_nldev_command {
+	RDMA_NLDEV_CMD_UNSPEC,
+
+	RDMA_NLDEV_CMD_GET, /* can dump */
+
+	/* 2 - 4 are free to use */
+
+	RDMA_NLDEV_CMD_PORT_GET = 5, /* can dump */
+
+	/* 6 - 8 are free to use */
+
+	RDMA_NLDEV_CMD_RES_GET = 9, /* can dump */
+
+	RDMA_NLDEV_CMD_RES_QP_GET, /* can dump */
+
+	RDMA_NLDEV_CMD_RES_CM_ID_GET, /* can dump */
+
+	RDMA_NLDEV_CMD_RES_CQ_GET, /* can dump */
+
+	RDMA_NLDEV_CMD_RES_MR_GET, /* can dump */
+
+	RDMA_NLDEV_CMD_RES_PD_GET, /* can dump */
+
+	RDMA_NLDEV_NUM_OPS
+};
+
+enum {
+	RDMA_NLDEV_ATTR_ENTRY_STRLEN = 16,
+};
+
+enum rdma_nldev_print_type {
+	RDMA_NLDEV_PRINT_TYPE_UNSPEC,
+	RDMA_NLDEV_PRINT_TYPE_HEX,
+};
+
+enum rdma_nldev_attr {
+	/* don't change the order or add anything between, this is ABI! */
+	RDMA_NLDEV_ATTR_UNSPEC,
+
+	/* Pad attribute for 64b alignment */
+	RDMA_NLDEV_ATTR_PAD = RDMA_NLDEV_ATTR_UNSPEC,
+
+	/* Identifier for ib_device */
+	RDMA_NLDEV_ATTR_DEV_INDEX,		/* u32 */
+
+	RDMA_NLDEV_ATTR_DEV_NAME,		/* string */
+	/*
+	 * Device index together with port index are identifiers
+	 * for port/link properties.
+	 *
+	 * For RDMA_NLDEV_CMD_GET commamnd, port index will return number
+	 * of available ports in ib_device, while for port specific operations,
+	 * it will be real port index as it appears in sysfs. Port index follows
+	 * sysfs notation and starts from 1 for the first port.
+	 */
+	RDMA_NLDEV_ATTR_PORT_INDEX,		/* u32 */
+
+	/*
+	 * Device and port capabilities
+	 */
+	RDMA_NLDEV_ATTR_CAP_FLAGS,		/* u64 */
+
+	/*
+	 * FW version
+	 */
+	RDMA_NLDEV_ATTR_FW_VERSION,		/* string */
+
+	/*
+	 * Node GUID (in host byte order) associated with the RDMA device.
+	 */
+	RDMA_NLDEV_ATTR_NODE_GUID,			/* u64 */
+
+	/*
+	 * System image GUID (in host byte order) associated with
+	 * this RDMA device and other devices which are part of a
+	 * single system.
+	 */
+	RDMA_NLDEV_ATTR_SYS_IMAGE_GUID,		/* u64 */
+
+	/*
+	 * Subnet prefix (in host byte order)
+	 */
+	RDMA_NLDEV_ATTR_SUBNET_PREFIX,		/* u64 */
+
+	/*
+	 * Local Identifier (LID),
+	 * According to IB specification, It is 16-bit address assigned
+	 * by the Subnet Manager. Extended to be 32-bit for OmniPath users.
+	 */
+	RDMA_NLDEV_ATTR_LID,			/* u32 */
+	RDMA_NLDEV_ATTR_SM_LID,			/* u32 */
+
+	/*
+	 * LID mask control (LMC)
+	 */
+	RDMA_NLDEV_ATTR_LMC,			/* u8 */
+
+	RDMA_NLDEV_ATTR_PORT_STATE,		/* u8 */
+	RDMA_NLDEV_ATTR_PORT_PHYS_STATE,	/* u8 */
+
+	RDMA_NLDEV_ATTR_DEV_NODE_TYPE,		/* u8 */
+
+	RDMA_NLDEV_ATTR_RES_SUMMARY,		/* nested table */
+	RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY,	/* nested table */
+	RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME,	/* string */
+	RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR,	/* u64 */
+
+	RDMA_NLDEV_ATTR_RES_QP,			/* nested table */
+	RDMA_NLDEV_ATTR_RES_QP_ENTRY,		/* nested table */
+	/*
+	 * Local QPN
+	 */
+	RDMA_NLDEV_ATTR_RES_LQPN,		/* u32 */
+	/*
+	 * Remote QPN,
+	 * Applicable for RC and UC only IBTA 11.2.5.3 QUERY QUEUE PAIR
+	 */
+	RDMA_NLDEV_ATTR_RES_RQPN,		/* u32 */
+	/*
+	 * Receive Queue PSN,
+	 * Applicable for RC and UC only 11.2.5.3 QUERY QUEUE PAIR
+	 */
+	RDMA_NLDEV_ATTR_RES_RQ_PSN,		/* u32 */
+	/*
+	 * Send Queue PSN
+	 */
+	RDMA_NLDEV_ATTR_RES_SQ_PSN,		/* u32 */
+	RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE,	/* u8 */
+	/*
+	 * QP types as visible to RDMA/core, the reserved QPT
+	 * are not exported through this interface.
+	 */
+	RDMA_NLDEV_ATTR_RES_TYPE,		/* u8 */
+	RDMA_NLDEV_ATTR_RES_STATE,		/* u8 */
+	/*
+	 * Process ID which created object,
+	 * in case of kernel origin, PID won't exist.
+	 */
+	RDMA_NLDEV_ATTR_RES_PID,		/* u32 */
+	/*
+	 * The name of process created following resource.
+	 * It will exist only for kernel objects.
+	 * For user created objects, the user is supposed
+	 * to read /proc/PID/comm file.
+	 */
+	RDMA_NLDEV_ATTR_RES_KERN_NAME,		/* string */
+
+	RDMA_NLDEV_ATTR_RES_CM_ID,		/* nested table */
+	RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY,	/* nested table */
+	/*
+	 * rdma_cm_id port space.
+	 */
+	RDMA_NLDEV_ATTR_RES_PS,			/* u32 */
+	/*
+	 * Source and destination socket addresses
+	 */
+	RDMA_NLDEV_ATTR_RES_SRC_ADDR,		/* __kernel_sockaddr_storage */
+	RDMA_NLDEV_ATTR_RES_DST_ADDR,		/* __kernel_sockaddr_storage */
+
+	RDMA_NLDEV_ATTR_RES_CQ,			/* nested table */
+	RDMA_NLDEV_ATTR_RES_CQ_ENTRY,		/* nested table */
+	RDMA_NLDEV_ATTR_RES_CQE,		/* u32 */
+	RDMA_NLDEV_ATTR_RES_USECNT,		/* u64 */
+	RDMA_NLDEV_ATTR_RES_POLL_CTX,		/* u8 */
+
+	RDMA_NLDEV_ATTR_RES_MR,			/* nested table */
+	RDMA_NLDEV_ATTR_RES_MR_ENTRY,		/* nested table */
+	RDMA_NLDEV_ATTR_RES_RKEY,		/* u32 */
+	RDMA_NLDEV_ATTR_RES_LKEY,		/* u32 */
+	RDMA_NLDEV_ATTR_RES_IOVA,		/* u64 */
+	RDMA_NLDEV_ATTR_RES_MRLEN,		/* u64 */
+
+	RDMA_NLDEV_ATTR_RES_PD,			/* nested table */
+	RDMA_NLDEV_ATTR_RES_PD_ENTRY,		/* nested table */
+	RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY,	/* u32 */
+	RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY,	/* u32 */
+	/*
+	 * Provides logical name and index of netdevice which is
+	 * connected to physical port. This information is relevant
+	 * for RoCE and iWARP.
+	 *
+	 * The netdevices which are associated with containers are
+	 * supposed to be exported together with GID table once it
+	 * will be exposed through the netlink. Because the
+	 * associated netdevices are properties of GIDs.
+	 */
+	RDMA_NLDEV_ATTR_NDEV_INDEX,		/* u32 */
+	RDMA_NLDEV_ATTR_NDEV_NAME,		/* string */
+	/*
+	 * driver-specific attributes.
+	 */
+	RDMA_NLDEV_ATTR_DRIVER,			/* nested table */
+	RDMA_NLDEV_ATTR_DRIVER_ENTRY,		/* nested table */
+	RDMA_NLDEV_ATTR_DRIVER_STRING,		/* string */
+	/*
+	 * u8 values from enum rdma_nldev_print_type
+	 */
+	RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE,	/* u8 */
+	RDMA_NLDEV_ATTR_DRIVER_S32,		/* s32 */
+	RDMA_NLDEV_ATTR_DRIVER_U32,		/* u32 */
+	RDMA_NLDEV_ATTR_DRIVER_S64,		/* s64 */
+	RDMA_NLDEV_ATTR_DRIVER_U64,		/* u64 */
+
+	/*
+	 * Always the end
+	 */
+	RDMA_NLDEV_ATTR_MAX
+};
+#endif /* _UAPI_RDMA_NETLINK_H */