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-rw-r--r--include/linux/mlx5/device.h2
-rw-r--r--include/linux/mlx5/driver.h11
-rw-r--r--include/linux/mlx5/eq.h23
-rw-r--r--include/linux/mlx5/eswitch.h32
-rw-r--r--include/linux/mlx5/fs.h1
-rw-r--r--include/linux/mlx5/mlx5_ifc.h35
-rw-r--r--include/linux/mlx5/qp.h3
-rw-r--r--include/net/devlink.h6
-rw-r--r--include/rdma/ib_umem.h19
-rw-r--r--include/rdma/ib_umem_odp.h20
-rw-r--r--include/rdma/ib_verbs.h208
-rw-r--r--include/rdma/mr_pool.h2
-rw-r--r--include/rdma/rdma_netlink.h8
-rw-r--r--include/rdma/rdma_vt.h2
-rw-r--r--include/rdma/rdmavt_qp.h108
-rw-r--r--include/rdma/rw.h9
-rw-r--r--include/rdma/signature.h122
-rw-r--r--include/uapi/rdma/ib_user_cm.h326
-rw-r--r--include/uapi/rdma/rdma_netlink.h31
19 files changed, 379 insertions, 589 deletions
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index fc2b6e807f06..5e760067ac41 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -342,7 +342,7 @@ enum mlx5_event {
MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
- MLX5_EVENT_TYPE_HOST_PARAMS_CHANGE = 0xe,
+ MLX5_EVENT_TYPE_ESW_FUNCTIONS_CHANGED = 0xe,
MLX5_EVENT_TYPE_DCT_DRAINED = 0x1c,
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 5a27246db883..d8ab633406c2 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -107,6 +107,7 @@ enum {
MLX5_REG_FPGA_CAP = 0x4022,
MLX5_REG_FPGA_CTRL = 0x4023,
MLX5_REG_FPGA_ACCESS_REG = 0x4024,
+ MLX5_REG_CORE_DUMP = 0x402e,
MLX5_REG_PCAP = 0x5001,
MLX5_REG_PMTU = 0x5003,
MLX5_REG_PTYS = 0x5004,
@@ -469,6 +470,7 @@ struct mlx5_core_sriov {
struct mlx5_vf_context *vfs_ctx;
int num_vfs;
int enabled_vfs;
+ u16 max_vfs;
};
struct mlx5_fc_stats {
@@ -490,6 +492,7 @@ struct mlx5_eswitch;
struct mlx5_lag;
struct mlx5_devcom;
struct mlx5_eq_table;
+struct mlx5_irq_table;
struct mlx5_rate_limit {
u32 rate;
@@ -519,6 +522,8 @@ struct mlx5_core_roce {
};
struct mlx5_priv {
+ /* IRQ table valid only for real pci devices PF or VF */
+ struct mlx5_irq_table *irq_table;
struct mlx5_eq_table *eq_table;
/* pages stuff */
@@ -1102,13 +1107,9 @@ static inline bool mlx5_ecpf_vport_exists(struct mlx5_core_dev *dev)
return mlx5_core_is_pf(dev) && MLX5_CAP_ESW(dev, ecpf_vport_exists);
}
-#define MLX5_HOST_PF_MAX_VFS (127u)
static inline u16 mlx5_core_max_vfs(struct mlx5_core_dev *dev)
{
- if (mlx5_core_is_ecpf_esw_manager(dev))
- return MLX5_HOST_PF_MAX_VFS;
- else
- return pci_sriov_get_totalvfs(dev->pdev);
+ return dev->priv.sriov.max_vfs;
}
static inline int mlx5_get_gid_table_len(u16 param)
diff --git a/include/linux/mlx5/eq.h b/include/linux/mlx5/eq.h
index 00045cc4ea11..70e16dcfb4c4 100644
--- a/include/linux/mlx5/eq.h
+++ b/include/linux/mlx5/eq.h
@@ -4,17 +4,7 @@
#ifndef MLX5_CORE_EQ_H
#define MLX5_CORE_EQ_H
-enum {
- MLX5_EQ_PAGEREQ_IDX = 0,
- MLX5_EQ_CMD_IDX = 1,
- MLX5_EQ_ASYNC_IDX = 2,
- /* reserved to be used by mlx5_core ulps (mlx5e/mlx5_ib) */
- MLX5_EQ_PFAULT_IDX = 3,
- MLX5_EQ_MAX_ASYNC_EQS,
- /* completion eqs vector indices start here */
- MLX5_EQ_VEC_COMP_BASE = MLX5_EQ_MAX_ASYNC_EQS,
-};
-
+#define MLX5_IRQ_VEC_COMP_BASE 1
#define MLX5_NUM_CMD_EQE (32)
#define MLX5_NUM_ASYNC_EQE (0x1000)
#define MLX5_NUM_SPARE_EQE (0x80)
@@ -23,18 +13,19 @@ struct mlx5_eq;
struct mlx5_core_dev;
struct mlx5_eq_param {
- u8 index;
+ u8 irq_index;
int nent;
u64 mask;
- void *context;
- irq_handler_t handler;
};
struct mlx5_eq *
-mlx5_eq_create_generic(struct mlx5_core_dev *dev, const char *name,
- struct mlx5_eq_param *param);
+mlx5_eq_create_generic(struct mlx5_core_dev *dev, struct mlx5_eq_param *param);
int
mlx5_eq_destroy_generic(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
+int mlx5_eq_enable(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
+ struct notifier_block *nb);
+void mlx5_eq_disable(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
+ struct notifier_block *nb);
struct mlx5_eqe *mlx5_eq_get_eqe(struct mlx5_eq *eq, u32 cc);
void mlx5_eq_update_ci(struct mlx5_eq *eq, u32 cc, bool arm);
diff --git a/include/linux/mlx5/eswitch.h b/include/linux/mlx5/eswitch.h
index cf226c190329..ee1335ab1df0 100644
--- a/include/linux/mlx5/eswitch.h
+++ b/include/linux/mlx5/eswitch.h
@@ -7,6 +7,7 @@
#define _MLX5_ESWITCH_
#include <linux/mlx5/driver.h>
+#include <net/devlink.h>
#define MLX5_ESWITCH_MANAGER(mdev) MLX5_CAP_GEN(mdev, eswitch_manager)
@@ -29,17 +30,19 @@ enum {
};
struct mlx5_eswitch_rep;
-struct mlx5_eswitch_rep_if {
- int (*load)(struct mlx5_core_dev *dev,
- struct mlx5_eswitch_rep *rep);
- void (*unload)(struct mlx5_eswitch_rep *rep);
- void *(*get_proto_dev)(struct mlx5_eswitch_rep *rep);
- void *priv;
- atomic_t state;
+struct mlx5_eswitch_rep_ops {
+ int (*load)(struct mlx5_core_dev *dev, struct mlx5_eswitch_rep *rep);
+ void (*unload)(struct mlx5_eswitch_rep *rep);
+ void *(*get_proto_dev)(struct mlx5_eswitch_rep *rep);
+};
+
+struct mlx5_eswitch_rep_data {
+ void *priv;
+ atomic_t state;
};
struct mlx5_eswitch_rep {
- struct mlx5_eswitch_rep_if rep_if[NUM_REP_TYPES];
+ struct mlx5_eswitch_rep_data rep_data[NUM_REP_TYPES];
u16 vport;
u8 hw_id[ETH_ALEN];
u16 vlan;
@@ -47,7 +50,7 @@ struct mlx5_eswitch_rep {
};
void mlx5_eswitch_register_vport_reps(struct mlx5_eswitch *esw,
- struct mlx5_eswitch_rep_if *rep_if,
+ const struct mlx5_eswitch_rep_ops *ops,
u8 rep_type);
void mlx5_eswitch_unregister_vport_reps(struct mlx5_eswitch *esw, u8 rep_type);
void *mlx5_eswitch_get_proto_dev(struct mlx5_eswitch *esw,
@@ -60,4 +63,15 @@ u8 mlx5_eswitch_mode(struct mlx5_eswitch *esw);
struct mlx5_flow_handle *
mlx5_eswitch_add_send_to_vport_rule(struct mlx5_eswitch *esw,
u16 vport_num, u32 sqn);
+
+#ifdef CONFIG_MLX5_ESWITCH
+enum devlink_eswitch_encap_mode
+mlx5_eswitch_get_encap_mode(const struct mlx5_core_dev *dev);
+#else /* CONFIG_MLX5_ESWITCH */
+static inline enum devlink_eswitch_encap_mode
+mlx5_eswitch_get_encap_mode(const struct mlx5_core_dev *dev)
+{
+ return DEVLINK_ESWITCH_ENCAP_MODE_NONE;
+}
+#endif /* CONFIG_MLX5_ESWITCH */
#endif
diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h
index e690ba0f965c..2ddaa97f2179 100644
--- a/include/linux/mlx5/fs.h
+++ b/include/linux/mlx5/fs.h
@@ -47,6 +47,7 @@ enum {
enum {
MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT = BIT(0),
MLX5_FLOW_TABLE_TUNNEL_EN_DECAP = BIT(1),
+ MLX5_FLOW_TABLE_TERMINATION = BIT(2),
};
#define LEFTOVERS_RULE_NUM 2
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 5e74305e2e57..e3c154b573a2 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -155,7 +155,7 @@ enum {
MLX5_CMD_OP_QUERY_XRQ_DC_PARAMS_ENTRY = 0x725,
MLX5_CMD_OP_SET_XRQ_DC_PARAMS_ENTRY = 0x726,
MLX5_CMD_OP_QUERY_XRQ_ERROR_PARAMS = 0x727,
- MLX5_CMD_OP_QUERY_HOST_PARAMS = 0x740,
+ MLX5_CMD_OP_QUERY_ESW_FUNCTIONS = 0x740,
MLX5_CMD_OP_QUERY_VPORT_STATE = 0x750,
MLX5_CMD_OP_MODIFY_VPORT_STATE = 0x751,
MLX5_CMD_OP_QUERY_ESW_VPORT_CONTEXT = 0x752,
@@ -382,7 +382,8 @@ struct mlx5_ifc_flow_table_prop_layout_bits {
u8 reformat_and_modify_action[0x1];
u8 reserved_at_15[0x2];
u8 table_miss_action_domain[0x1];
- u8 reserved_at_18[0x8];
+ u8 termination_table[0x1];
+ u8 reserved_at_19[0x7];
u8 reserved_at_20[0x2];
u8 log_max_ft_size[0x6];
u8 log_max_modify_header_context[0x8];
@@ -664,7 +665,9 @@ struct mlx5_ifc_e_switch_cap_bits {
u8 vport_svlan_insert[0x1];
u8 vport_cvlan_insert_if_not_exist[0x1];
u8 vport_cvlan_insert_overwrite[0x1];
- u8 reserved_at_5[0x16];
+ u8 reserved_at_5[0x14];
+ u8 esw_functions_changed[0x1];
+ u8 reserved_at_1a[0x1];
u8 ecpf_vport_exists[0x1];
u8 counter_eswitch_affinity[0x1];
u8 merged_eswitch[0x1];
@@ -715,7 +718,9 @@ struct mlx5_ifc_qos_cap_bits {
};
struct mlx5_ifc_debug_cap_bits {
- u8 reserved_at_0[0x20];
+ u8 core_dump_general[0x1];
+ u8 core_dump_qp[0x1];
+ u8 reserved_at_2[0x1e];
u8 reserved_at_20[0x2];
u8 stall_detect[0x1];
@@ -2531,6 +2536,7 @@ union mlx5_ifc_hca_cap_union_bits {
struct mlx5_ifc_e_switch_cap_bits e_switch_cap;
struct mlx5_ifc_vector_calc_cap_bits vector_calc_cap;
struct mlx5_ifc_qos_cap_bits qos_cap;
+ struct mlx5_ifc_debug_cap_bits debug_cap;
struct mlx5_ifc_fpga_cap_bits fpga_cap;
u8 reserved_at_0[0x8000];
};
@@ -7236,7 +7242,8 @@ struct mlx5_ifc_create_flow_table_out_bits {
struct mlx5_ifc_flow_table_context_bits {
u8 reformat_en[0x1];
u8 decap_en[0x1];
- u8 reserved_at_2[0x2];
+ u8 reserved_at_2[0x1];
+ u8 termination_table[0x1];
u8 table_miss_action[0x4];
u8 level[0x8];
u8 reserved_at_10[0x8];
@@ -8546,6 +8553,18 @@ struct mlx5_ifc_qcam_reg_bits {
u8 reserved_at_1c0[0x80];
};
+struct mlx5_ifc_core_dump_reg_bits {
+ u8 reserved_at_0[0x18];
+ u8 core_dump_type[0x8];
+
+ u8 reserved_at_20[0x30];
+ u8 vhca_id[0x10];
+
+ u8 reserved_at_60[0x8];
+ u8 qpn[0x18];
+ u8 reserved_at_80[0x180];
+};
+
struct mlx5_ifc_pcap_reg_bits {
u8 reserved_at_0[0x8];
u8 local_port[0x8];
@@ -9692,7 +9711,7 @@ struct mlx5_ifc_host_params_context_bits {
u8 reserved_at_8[0x8];
u8 host_num_of_vfs[0x10];
- u8 reserved_at_20[0x10];
+ u8 host_total_vfs[0x10];
u8 host_pci_bus[0x10];
u8 reserved_at_40[0x10];
@@ -9704,7 +9723,7 @@ struct mlx5_ifc_host_params_context_bits {
u8 reserved_at_80[0x180];
};
-struct mlx5_ifc_query_host_params_in_bits {
+struct mlx5_ifc_query_esw_functions_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
@@ -9714,7 +9733,7 @@ struct mlx5_ifc_query_host_params_in_bits {
u8 reserved_at_40[0x40];
};
-struct mlx5_ifc_query_host_params_out_bits {
+struct mlx5_ifc_query_esw_functions_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index 3ba4edbd17a6..08e43cd9e742 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -37,7 +37,8 @@
#include <linux/mlx5/driver.h>
#define MLX5_INVALID_LKEY 0x100
-#define MLX5_SIG_WQE_SIZE (MLX5_SEND_WQE_BB * 5)
+/* UMR (3 WQE_BB's) + SIG (3 WQE_BB's) + PSV (mem) + PSV (wire) */
+#define MLX5_SIG_WQE_SIZE (MLX5_SEND_WQE_BB * 8)
#define MLX5_DIF_SIZE 8
#define MLX5_STRIDE_BLOCK_OP 0x400
#define MLX5_CPY_GRD_MASK 0xc0
diff --git a/include/net/devlink.h b/include/net/devlink.h
index c9fbeb5b701f..811a4ce96950 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -526,8 +526,10 @@ struct devlink_ops {
int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
struct netlink_ext_ack *extack);
- int (*eswitch_encap_mode_get)(struct devlink *devlink, u8 *p_encap_mode);
- int (*eswitch_encap_mode_set)(struct devlink *devlink, u8 encap_mode,
+ int (*eswitch_encap_mode_get)(struct devlink *devlink,
+ enum devlink_eswitch_encap_mode *p_encap_mode);
+ int (*eswitch_encap_mode_set)(struct devlink *devlink,
+ enum devlink_eswitch_encap_mode encap_mode,
struct netlink_ext_ack *extack);
int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
struct netlink_ext_ack *extack);
diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h
index 040d853077c6..1052d0d62be7 100644
--- a/include/rdma/ib_umem.h
+++ b/include/rdma/ib_umem.h
@@ -46,7 +46,6 @@ struct ib_umem {
struct mm_struct *owning_mm;
size_t length;
unsigned long address;
- int page_shift;
u32 writable : 1;
u32 is_odp : 1;
struct work_struct work;
@@ -58,24 +57,14 @@ struct ib_umem {
/* Returns the offset of the umem start relative to the first page. */
static inline int ib_umem_offset(struct ib_umem *umem)
{
- return umem->address & (BIT(umem->page_shift) - 1);
-}
-
-/* Returns the first page of an ODP umem. */
-static inline unsigned long ib_umem_start(struct ib_umem *umem)
-{
- return umem->address - ib_umem_offset(umem);
-}
-
-/* Returns the address of the page after the last one of an ODP umem. */
-static inline unsigned long ib_umem_end(struct ib_umem *umem)
-{
- return ALIGN(umem->address + umem->length, BIT(umem->page_shift));
+ return umem->address & ~PAGE_MASK;
}
static inline size_t ib_umem_num_pages(struct ib_umem *umem)
{
- return (ib_umem_end(umem) - ib_umem_start(umem)) >> umem->page_shift;
+ return (ALIGN(umem->address + umem->length, PAGE_SIZE) -
+ ALIGN_DOWN(umem->address, PAGE_SIZE)) >>
+ PAGE_SHIFT;
}
#ifdef CONFIG_INFINIBAND_USER_MEM
diff --git a/include/rdma/ib_umem_odp.h b/include/rdma/ib_umem_odp.h
index eeec4e53c448..479db5c98ff6 100644
--- a/include/rdma/ib_umem_odp.h
+++ b/include/rdma/ib_umem_odp.h
@@ -76,6 +76,7 @@ struct ib_umem_odp {
struct completion notifier_completion;
int dying;
+ unsigned int page_shift;
struct work_struct work;
};
@@ -84,6 +85,25 @@ static inline struct ib_umem_odp *to_ib_umem_odp(struct ib_umem *umem)
return container_of(umem, struct ib_umem_odp, umem);
}
+/* Returns the first page of an ODP umem. */
+static inline unsigned long ib_umem_start(struct ib_umem_odp *umem_odp)
+{
+ return ALIGN_DOWN(umem_odp->umem.address, 1UL << umem_odp->page_shift);
+}
+
+/* Returns the address of the page after the last one of an ODP umem. */
+static inline unsigned long ib_umem_end(struct ib_umem_odp *umem_odp)
+{
+ return ALIGN(umem_odp->umem.address + umem_odp->umem.length,
+ 1UL << umem_odp->page_shift);
+}
+
+static inline size_t ib_umem_odp_num_pages(struct ib_umem_odp *umem_odp)
+{
+ return (ib_umem_end(umem_odp) - ib_umem_start(umem_odp)) >>
+ umem_odp->page_shift;
+}
+
/*
* The lower 2 bits of the DMA address signal the R/W permissions for
* the entry. To upgrade the permissions, provide the appropriate
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 54873085f2da..26e9c2594913 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -63,6 +63,7 @@
#include <linux/preempt.h>
#include <uapi/rdma/ib_user_verbs.h>
#include <rdma/restrack.h>
+#include <rdma/signature.h>
#include <uapi/rdma/rdma_user_ioctl.h>
#include <uapi/rdma/ib_user_ioctl_verbs.h>
@@ -132,17 +133,6 @@ struct ib_gid_attr {
u8 port_num;
};
-enum rdma_node_type {
- /* IB values map to NodeInfo:NodeType. */
- RDMA_NODE_IB_CA = 1,
- RDMA_NODE_IB_SWITCH,
- RDMA_NODE_IB_ROUTER,
- RDMA_NODE_RNIC,
- RDMA_NODE_USNIC,
- RDMA_NODE_USNIC_UDP,
- RDMA_NODE_UNSPECIFIED,
-};
-
enum {
/* set the local administered indication */
IB_SA_WELL_KNOWN_GUID = BIT_ULL(57) | 2,
@@ -164,7 +154,7 @@ enum rdma_protocol_type {
};
__attribute_const__ enum rdma_transport_type
-rdma_node_get_transport(enum rdma_node_type node_type);
+rdma_node_get_transport(unsigned int node_type);
enum rdma_network_type {
RDMA_NETWORK_IB,
@@ -263,7 +253,7 @@ enum ib_device_cap_flags {
*/
IB_DEVICE_CROSS_CHANNEL = (1 << 27),
IB_DEVICE_MANAGED_FLOW_STEERING = (1 << 29),
- IB_DEVICE_SIGNATURE_HANDOVER = (1 << 30),
+ IB_DEVICE_INTEGRITY_HANDOVER = (1 << 30),
IB_DEVICE_ON_DEMAND_PAGING = (1ULL << 31),
IB_DEVICE_SG_GAPS_REG = (1ULL << 32),
IB_DEVICE_VIRTUAL_FUNCTION = (1ULL << 33),
@@ -275,17 +265,6 @@ enum ib_device_cap_flags {
IB_DEVICE_ALLOW_USER_UNREG = (1ULL << 37),
};
-enum ib_signature_prot_cap {
- IB_PROT_T10DIF_TYPE_1 = 1,
- IB_PROT_T10DIF_TYPE_2 = 1 << 1,
- IB_PROT_T10DIF_TYPE_3 = 1 << 2,
-};
-
-enum ib_signature_guard_cap {
- IB_GUARD_T10DIF_CRC = 1,
- IB_GUARD_T10DIF_CSUM = 1 << 1,
-};
-
enum ib_atomic_cap {
IB_ATOMIC_NONE,
IB_ATOMIC_HCA,
@@ -411,6 +390,7 @@ struct ib_device_attr {
int max_srq_wr;
int max_srq_sge;
unsigned int max_fast_reg_page_list_len;
+ unsigned int max_pi_fast_reg_page_list_len;
u16 max_pkeys;
u8 local_ca_ack_delay;
int sig_prot_cap;
@@ -796,118 +776,26 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate);
* enum ib_mr_type - memory region type
* @IB_MR_TYPE_MEM_REG: memory region that is used for
* normal registration
- * @IB_MR_TYPE_SIGNATURE: memory region that is used for
- * signature operations (data-integrity
- * capable regions)
* @IB_MR_TYPE_SG_GAPS: memory region that is capable to
* register any arbitrary sg lists (without
* the normal mr constraints - see
* ib_map_mr_sg)
+ * @IB_MR_TYPE_DM: memory region that is used for device
+ * memory registration
+ * @IB_MR_TYPE_USER: memory region that is used for the user-space
+ * application
+ * @IB_MR_TYPE_DMA: memory region that is used for DMA operations
+ * without address translations (VA=PA)
+ * @IB_MR_TYPE_INTEGRITY: memory region that is used for
+ * data integrity operations
*/
enum ib_mr_type {
IB_MR_TYPE_MEM_REG,
- IB_MR_TYPE_SIGNATURE,
IB_MR_TYPE_SG_GAPS,
-};
-
-/**
- * Signature types
- * IB_SIG_TYPE_NONE: Unprotected.
- * IB_SIG_TYPE_T10_DIF: Type T10-DIF
- */
-enum ib_signature_type {
- IB_SIG_TYPE_NONE,
- IB_SIG_TYPE_T10_DIF,
-};
-
-/**
- * Signature T10-DIF block-guard types
- * IB_T10DIF_CRC: Corresponds to T10-PI mandated CRC checksum rules.
- * IB_T10DIF_CSUM: Corresponds to IP checksum rules.
- */
-enum ib_t10_dif_bg_type {
- IB_T10DIF_CRC,
- IB_T10DIF_CSUM
-};
-
-/**
- * struct ib_t10_dif_domain - Parameters specific for T10-DIF
- * domain.
- * @bg_type: T10-DIF block guard type (CRC|CSUM)
- * @pi_interval: protection information interval.
- * @bg: seed of guard computation.
- * @app_tag: application tag of guard block
- * @ref_tag: initial guard block reference tag.
- * @ref_remap: Indicate wethear the reftag increments each block
- * @app_escape: Indicate to skip block check if apptag=0xffff
- * @ref_escape: Indicate to skip block check if reftag=0xffffffff
- * @apptag_check_mask: check bitmask of application tag.
- */
-struct ib_t10_dif_domain {
- enum ib_t10_dif_bg_type bg_type;
- u16 pi_interval;
- u16 bg;
- u16 app_tag;
- u32 ref_tag;
- bool ref_remap;
- bool app_escape;
- bool ref_escape;
- u16 apptag_check_mask;
-};
-
-/**
- * struct ib_sig_domain - Parameters for signature domain
- * @sig_type: specific signauture type
- * @sig: union of all signature domain attributes that may
- * be used to set domain layout.
- */
-struct ib_sig_domain {
- enum ib_signature_type sig_type;
- union {
- struct ib_t10_dif_domain dif;
- } sig;
-};
-
-/**
- * struct ib_sig_attrs - Parameters for signature handover operation
- * @check_mask: bitmask for signature byte check (8 bytes)
- * @mem: memory domain layout desciptor.
- * @wire: wire domain layout desciptor.
- */
-struct ib_sig_attrs {
- u8 check_mask;
- struct ib_sig_domain mem;
- struct ib_sig_domain wire;
-};
-
-enum ib_sig_err_type {
- IB_SIG_BAD_GUARD,
- IB_SIG_BAD_REFTAG,
- IB_SIG_BAD_APPTAG,
-};
-
-/**
- * Signature check masks (8 bytes in total) according to the T10-PI standard:
- * -------- -------- ------------
- * | GUARD | APPTAG | REFTAG |
- * | 2B | 2B | 4B |
- * -------- -------- ------------
- */
-enum {
- IB_SIG_CHECK_GUARD = 0xc0,
- IB_SIG_CHECK_APPTAG = 0x30,
- IB_SIG_CHECK_REFTAG = 0x0f,
-};
-
-/**
- * struct ib_sig_err - signature error descriptor
- */
-struct ib_sig_err {
- enum ib_sig_err_type err_type;
- u32 expected;
- u32 actual;
- u64 sig_err_offset;
- u32 key;
+ IB_MR_TYPE_DM,
+ IB_MR_TYPE_USER,
+ IB_MR_TYPE_DMA,
+ IB_MR_TYPE_INTEGRITY,
};
enum ib_mr_status_check {
@@ -1164,7 +1052,7 @@ enum ib_qp_create_flags {
IB_QP_CREATE_MANAGED_SEND = 1 << 3,
IB_QP_CREATE_MANAGED_RECV = 1 << 4,
IB_QP_CREATE_NETIF_QP = 1 << 5,
- IB_QP_CREATE_SIGNATURE_EN = 1 << 6,
+ IB_QP_CREATE_INTEGRITY_EN = 1 << 6,
/* FREE = 1 << 7, */
IB_QP_CREATE_SCATTER_FCS = 1 << 8,
IB_QP_CREATE_CVLAN_STRIPPING = 1 << 9,
@@ -1343,7 +1231,7 @@ enum ib_wr_opcode {
/* These are kernel only and can not be issued by userspace */
IB_WR_REG_MR = 0x20,
- IB_WR_REG_SIG_MR,
+ IB_WR_REG_MR_INTEGRITY,
/* reserve values for low level drivers' internal use.
* These values will not be used at all in the ib core layer.
@@ -1453,20 +1341,6 @@ static inline const struct ib_reg_wr *reg_wr(const struct ib_send_wr *wr)
return container_of(wr, struct ib_reg_wr, wr);
}
-struct ib_sig_handover_wr {
- struct ib_send_wr wr;
- struct ib_sig_attrs *sig_attrs;
- struct ib_mr *sig_mr;
- int access_flags;
- struct ib_sge *prot;
-};
-
-static inline const struct ib_sig_handover_wr *
-sig_handover_wr(const struct ib_send_wr *wr)
-{
- return container_of(wr, struct ib_sig_handover_wr, wr);
-}
-
struct ib_recv_wr {
struct ib_recv_wr *next;
union {
@@ -1818,6 +1692,7 @@ struct ib_qp {
struct ib_qp_security *qp_sec;
u8 port;
+ bool integrity_en;
/*
* Implementation details of the RDMA core, don't use in drivers:
*/
@@ -1840,6 +1715,7 @@ struct ib_mr {
u64 iova;
u64 length;
unsigned int page_size;
+ enum ib_mr_type type;
bool need_inval;
union {
struct ib_uobject *uobject; /* user */
@@ -1847,7 +1723,7 @@ struct ib_mr {
};
struct ib_dm *dm;
-
+ struct ib_sig_attrs *sig_attrs; /* only for IB_MR_TYPE_INTEGRITY MRs */
/*
* Implementation details of the RDMA core, don't use in drivers:
*/
@@ -2329,6 +2205,11 @@ struct iw_cm_conn_param;
* need to define the supported operations, otherwise they will be set to null.
*/
struct ib_device_ops {
+ struct module *owner;
+ enum rdma_driver_id driver_id;
+ u32 uverbs_abi_ver;
+ unsigned int uverbs_no_driver_id_binding:1;
+
int (*post_send)(struct ib_qp *qp, const struct ib_send_wr *send_wr,
const struct ib_send_wr **bad_send_wr);
int (*post_recv)(struct ib_qp *qp, const struct ib_recv_wr *recv_wr,
@@ -2454,11 +2335,10 @@ struct ib_device_ops {
int (*query_qp)(struct ib_qp *qp, struct ib_qp_attr *qp_attr,
int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr);
int (*destroy_qp)(struct ib_qp *qp, struct ib_udata *udata);
- struct ib_cq *(*create_cq)(struct ib_device *device,
- const struct ib_cq_init_attr *attr,
- struct ib_udata *udata);
+ int (*create_cq)(struct ib_cq *cq, const struct ib_cq_init_attr *attr,
+ struct ib_udata *udata);
int (*modify_cq)(struct ib_cq *cq, u16 cq_count, u16 cq_period);
- int (*destroy_cq)(struct ib_cq *cq, struct ib_udata *udata);
+ void (*destroy_cq)(struct ib_cq *cq, struct ib_udata *udata);
int (*resize_cq)(struct ib_cq *cq, int cqe, struct ib_udata *udata);
struct ib_mr *(*get_dma_mr)(struct ib_pd *pd, int mr_access_flags);
struct ib_mr *(*reg_user_mr)(struct ib_pd *pd, u64 start, u64 length,
@@ -2470,6 +2350,9 @@ struct ib_device_ops {
int (*dereg_mr)(struct ib_mr *mr, struct ib_udata *udata);
struct ib_mr *(*alloc_mr)(struct ib_pd *pd, enum ib_mr_type mr_type,
u32 max_num_sg, struct ib_udata *udata);
+ struct ib_mr *(*alloc_mr_integrity)(struct ib_pd *pd,
+ u32 max_num_data_sg,
+ u32 max_num_meta_sg);
int (*advise_mr)(struct ib_pd *pd,
enum ib_uverbs_advise_mr_advice advice, u32 flags,
struct ib_sge *sg_list, u32 num_sge,
@@ -2516,7 +2399,7 @@ struct ib_device_ops {
struct ib_wq *(*create_wq)(struct ib_pd *pd,
struct ib_wq_init_attr *init_attr,
struct ib_udata *udata);
- int (*destroy_wq)(struct ib_wq *wq, struct ib_udata *udata);
+ void (*destroy_wq)(struct ib_wq *wq, struct ib_udata *udata);
int (*modify_wq)(struct ib_wq *wq, struct ib_wq_attr *attr,
u32 wq_attr_mask, struct ib_udata *udata);
struct ib_rwq_ind_table *(*create_rwq_ind_table)(
@@ -2538,6 +2421,11 @@ struct ib_device_ops {
int (*read_counters)(struct ib_counters *counters,
struct ib_counters_read_attr *counters_read_attr,
struct uverbs_attr_bundle *attrs);
+ int (*map_mr_sg_pi)(struct ib_mr *mr, struct scatterlist *data_sg,
+ int data_sg_nents, unsigned int *data_sg_offset,
+ struct scatterlist *meta_sg, int meta_sg_nents,
+ unsigned int *meta_sg_offset);
+
/**
* alloc_hw_stats - Allocate a struct rdma_hw_stats and fill in the
* driver initialized data. The struct is kfree()'ed by the sysfs
@@ -2597,6 +2485,7 @@ struct ib_device_ops {
int (*iw_destroy_listen)(struct iw_cm_id *cm_id);
DECLARE_RDMA_OBJ_SIZE(ib_ah);
+ DECLARE_RDMA_OBJ_SIZE(ib_cq);
DECLARE_RDMA_OBJ_SIZE(ib_pd);
DECLARE_RDMA_OBJ_SIZE(ib_srq);
DECLARE_RDMA_OBJ_SIZE(ib_ucontext);
@@ -2636,7 +2525,6 @@ struct ib_device {
int num_comp_vectors;
- struct module *owner;
union {
struct device dev;
struct ib_core_device coredev;
@@ -2648,7 +2536,6 @@ struct ib_device {
*/
const struct attribute_group *groups[3];
- int uverbs_abi_ver;
u64 uverbs_cmd_mask;
u64 uverbs_ex_cmd_mask;
@@ -2672,7 +2559,6 @@ struct ib_device {
struct rdma_restrack_root *res;
const struct uapi_definition *driver_def;
- enum rdma_driver_id driver_id;
/*
* Positive refcount indicates that the device is currently
@@ -2694,11 +2580,15 @@ struct ib_device {
u32 iw_driver_flags;
};
+struct ib_client_nl_info;
struct ib_client {
const char *name;
void (*add) (struct ib_device *);
void (*remove)(struct ib_device *, void *client_data);
void (*rename)(struct ib_device *dev, void *client_data);
+ int (*get_nl_info)(struct ib_device *ibdev, void *client_data,
+ struct ib_client_nl_info *res);
+ int (*get_global_nl_info)(struct ib_client_nl_info *res);
/* Returns the net_dev belonging to this ib_client and matching the
* given parameters.
@@ -3859,9 +3749,9 @@ int ib_destroy_cq_user(struct ib_cq *cq, struct ib_udata *udata);
*
* NOTE: for user cq use ib_destroy_cq_user with valid udata!
*/
-static inline int ib_destroy_cq(struct ib_cq *cq)
+static inline void ib_destroy_cq(struct ib_cq *cq)
{
- return ib_destroy_cq_user(cq, NULL);
+ ib_destroy_cq_user(cq, NULL);
}
/**
@@ -4148,6 +4038,10 @@ static inline struct ib_mr *ib_alloc_mr(struct ib_pd *pd,
return ib_alloc_mr_user(pd, mr_type, max_num_sg, NULL);
}
+struct ib_mr *ib_alloc_mr_integrity(struct ib_pd *pd,
+ u32 max_num_data_sg,
+ u32 max_num_meta_sg);
+
/**
* ib_update_fast_reg_key - updates the key portion of the fast_reg MR
* R_Key and L_Key.
@@ -4332,6 +4226,10 @@ int ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table);
int ib_map_mr_sg(struct ib_mr *mr, struct scatterlist *sg, int sg_nents,
unsigned int *sg_offset, unsigned int page_size);
+int ib_map_mr_sg_pi(struct ib_mr *mr, struct scatterlist *data_sg,
+ int data_sg_nents, unsigned int *data_sg_offset,
+ struct scatterlist *meta_sg, int meta_sg_nents,
+ unsigned int *meta_sg_offset, unsigned int page_size);
static inline int
ib_map_mr_sg_zbva(struct ib_mr *mr, struct scatterlist *sg, int sg_nents,
diff --git a/include/rdma/mr_pool.h b/include/rdma/mr_pool.h
index 83763ef82354..e77123bcb43b 100644
--- a/include/rdma/mr_pool.h
+++ b/include/rdma/mr_pool.h
@@ -11,7 +11,7 @@ struct ib_mr *ib_mr_pool_get(struct ib_qp *qp, struct list_head *list);
void ib_mr_pool_put(struct ib_qp *qp, struct list_head *list, struct ib_mr *mr);
int ib_mr_pool_init(struct ib_qp *qp, struct list_head *list, int nr,
- enum ib_mr_type type, u32 max_num_sg);
+ enum ib_mr_type type, u32 max_num_sg, u32 max_num_meta_sg);
void ib_mr_pool_destroy(struct ib_qp *qp, struct list_head *list);
#endif /* _RDMA_MR_POOL_H */
diff --git a/include/rdma/rdma_netlink.h b/include/rdma/rdma_netlink.h
index 10732ab31ba2..6631624e4d7c 100644
--- a/include/rdma/rdma_netlink.h
+++ b/include/rdma/rdma_netlink.h
@@ -6,6 +6,12 @@
#include <linux/netlink.h>
#include <uapi/rdma/rdma_netlink.h>
+enum {
+ RDMA_NLDEV_ATTR_EMPTY_STRING = 1,
+ RDMA_NLDEV_ATTR_ENTRY_STRLEN = 16,
+ RDMA_NLDEV_ATTR_CHARDEV_TYPE_SIZE = 32,
+};
+
struct rdma_nl_cbs {
int (*doit)(struct sk_buff *skb, struct nlmsghdr *nlh,
struct netlink_ext_ack *extack);
@@ -110,4 +116,6 @@ void rdma_link_register(struct rdma_link_ops *ops);
void rdma_link_unregister(struct rdma_link_ops *ops);
#define MODULE_ALIAS_RDMA_LINK(type) MODULE_ALIAS("rdma-link-" type)
+#define MODULE_ALIAS_RDMA_CLIENT(type) MODULE_ALIAS("rdma-client-" type)
+
#endif /* _RDMA_NETLINK_H */
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index b9cd06db1a71..997f42678806 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -555,7 +555,7 @@ static inline u16 rvt_get_pkey(struct rvt_dev_info *rdi,
struct rvt_dev_info *rvt_alloc_device(size_t size, int nports);
void rvt_dealloc_device(struct rvt_dev_info *rdi);
-int rvt_register_device(struct rvt_dev_info *rvd, u32 driver_id);
+int rvt_register_device(struct rvt_dev_info *rvd);
void rvt_unregister_device(struct rvt_dev_info *rvd);
int rvt_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr);
int rvt_init_port(struct rvt_dev_info *rdi, struct rvt_ibport *port,
diff --git a/include/rdma/rdmavt_qp.h b/include/rdma/rdmavt_qp.h
index 68e38c20afc0..84d0f36afc2f 100644
--- a/include/rdma/rdmavt_qp.h
+++ b/include/rdma/rdmavt_qp.h
@@ -565,42 +565,6 @@ static inline void rvt_qp_wqe_unreserve(
extern const enum ib_wc_opcode ib_rvt_wc_opcode[];
-/**
- * rvt_qp_swqe_complete() - insert send completion
- * @qp - the qp
- * @wqe - the send wqe
- * @status - completion status
- *
- * Insert a send completion into the completion
- * queue if the qp indicates it should be done.
- *
- * See IBTA 10.7.3.1 for info on completion
- * control.
- */
-static inline void rvt_qp_swqe_complete(
- struct rvt_qp *qp,
- struct rvt_swqe *wqe,
- enum ib_wc_opcode opcode,
- enum ib_wc_status status)
-{
- if (unlikely(wqe->wr.send_flags & RVT_SEND_RESERVE_USED))
- return;
- if (!(qp->s_flags & RVT_S_SIGNAL_REQ_WR) ||
- (wqe->wr.send_flags & IB_SEND_SIGNALED) ||
- status != IB_WC_SUCCESS) {
- struct ib_wc wc;
-
- memset(&wc, 0, sizeof(wc));
- wc.wr_id = wqe->wr.wr_id;
- wc.status = status;
- wc.opcode = opcode;
- wc.qp = &qp->ibqp;
- wc.byte_len = wqe->length;
- rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.send_cq), &wc,
- status != IB_WC_SUCCESS);
- }
-}
-
/*
* Compare the lower 24 bits of the msn values.
* Returns an integer <, ==, or > than zero.
@@ -737,6 +701,78 @@ static inline void rvt_put_qp_swqe(struct rvt_qp *qp, struct rvt_swqe *wqe)
atomic_dec(&ibah_to_rvtah(wqe->ud_wr.ah)->refcount);
}
+/**
+ * rvt_qp_sqwe_incr - increment ring index
+ * @qp: the qp
+ * @val: the starting value
+ *
+ * Return: the new value wrapping as appropriate
+ */
+static inline u32
+rvt_qp_swqe_incr(struct rvt_qp *qp, u32 val)
+{
+ if (++val >= qp->s_size)
+ val = 0;
+ return val;
+}
+
+/**
+ * rvt_qp_complete_swqe - insert send completion
+ * @qp - the qp
+ * @wqe - the send wqe
+ * @opcode - wc operation (driver dependent)
+ * @status - completion status
+ *
+ * Update the s_last information, and then insert a send
+ * completion into the completion
+ * queue if the qp indicates it should be done.
+ *
+ * See IBTA 10.7.3.1 for info on completion
+ * control.
+ *
+ * Return: new last
+ */
+static inline u32
+rvt_qp_complete_swqe(struct rvt_qp *qp,
+ struct rvt_swqe *wqe,
+ enum ib_wc_opcode opcode,
+ enum ib_wc_status status)
+{
+ bool need_completion;
+ u64 wr_id;
+ u32 byte_len, last;
+ int flags = wqe->wr.send_flags;
+
+ rvt_put_qp_swqe(qp, wqe);
+
+ need_completion =
+ !(flags & RVT_SEND_RESERVE_USED) &&
+ (!(qp->s_flags & RVT_S_SIGNAL_REQ_WR) ||
+ (flags & IB_SEND_SIGNALED) ||
+ status != IB_WC_SUCCESS);
+ if (need_completion) {
+ wr_id = wqe->wr.wr_id;
+ byte_len = wqe->length;
+ /* above fields required before writing s_last */
+ }
+ last = rvt_qp_swqe_incr(qp, qp->s_last);
+ /* see rvt_qp_is_avail() */
+ smp_store_release(&qp->s_last, last);
+ if (need_completion) {
+ struct ib_wc w = {
+ .wr_id = wr_id,
+ .status = status,
+ .opcode = opcode,
+ .qp = &qp->ibqp,
+ .byte_len = byte_len,
+ };
+
+ rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.send_cq), &w,
+ status != IB_WC_SUCCESS);
+ }
+ return last;
+}
+
extern const int ib_rvt_state_ops[];
struct rvt_dev_info;
diff --git a/include/rdma/rw.h b/include/rdma/rw.h
index 494f79ca3e62..6ad9dc836c10 100644
--- a/include/rdma/rw.h
+++ b/include/rdma/rw.h
@@ -39,15 +39,6 @@ struct rdma_rw_ctx {
struct ib_send_wr inv_wr;
struct ib_mr *mr;
} *reg;
-
- struct {
- struct rdma_rw_reg_ctx data;
- struct rdma_rw_reg_ctx prot;
- struct ib_send_wr sig_inv_wr;
- struct ib_mr *sig_mr;
- struct ib_sge sig_sge;
- struct ib_sig_handover_wr sig_wr;
- } *sig;
};
};
diff --git a/include/rdma/signature.h b/include/rdma/signature.h
new file mode 100644
index 000000000000..f24cc2a1d3c5
--- /dev/null
+++ b/include/rdma/signature.h
@@ -0,0 +1,122 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR Linux-OpenIB) */
+/*
+ * Copyright (c) 2017-2018 Mellanox Technologies. All rights reserved.
+ */
+
+#ifndef _RDMA_SIGNATURE_H_
+#define _RDMA_SIGNATURE_H_
+
+enum ib_signature_prot_cap {
+ IB_PROT_T10DIF_TYPE_1 = 1,
+ IB_PROT_T10DIF_TYPE_2 = 1 << 1,
+ IB_PROT_T10DIF_TYPE_3 = 1 << 2,
+};
+
+enum ib_signature_guard_cap {
+ IB_GUARD_T10DIF_CRC = 1,
+ IB_GUARD_T10DIF_CSUM = 1 << 1,
+};
+
+/**
+ * enum ib_signature_type - Signature types
+ * @IB_SIG_TYPE_NONE: Unprotected.
+ * @IB_SIG_TYPE_T10_DIF: Type T10-DIF
+ */
+enum ib_signature_type {
+ IB_SIG_TYPE_NONE,
+ IB_SIG_TYPE_T10_DIF,
+};
+
+/**
+ * enum ib_t10_dif_bg_type - Signature T10-DIF block-guard types
+ * @IB_T10DIF_CRC: Corresponds to T10-PI mandated CRC checksum rules.
+ * @IB_T10DIF_CSUM: Corresponds to IP checksum rules.
+ */
+enum ib_t10_dif_bg_type {
+ IB_T10DIF_CRC,
+ IB_T10DIF_CSUM,
+};
+
+/**
+ * struct ib_t10_dif_domain - Parameters specific for T10-DIF
+ * domain.
+ * @bg_type: T10-DIF block guard type (CRC|CSUM)
+ * @pi_interval: protection information interval.
+ * @bg: seed of guard computation.
+ * @app_tag: application tag of guard block
+ * @ref_tag: initial guard block reference tag.
+ * @ref_remap: Indicate wethear the reftag increments each block
+ * @app_escape: Indicate to skip block check if apptag=0xffff
+ * @ref_escape: Indicate to skip block check if reftag=0xffffffff
+ * @apptag_check_mask: check bitmask of application tag.
+ */
+struct ib_t10_dif_domain {
+ enum ib_t10_dif_bg_type bg_type;
+ u16 pi_interval;
+ u16 bg;
+ u16 app_tag;
+ u32 ref_tag;
+ bool ref_remap;
+ bool app_escape;
+ bool ref_escape;
+ u16 apptag_check_mask;
+};
+
+/**
+ * struct ib_sig_domain - Parameters for signature domain
+ * @sig_type: specific signauture type
+ * @sig: union of all signature domain attributes that may
+ * be used to set domain layout.
+ */
+struct ib_sig_domain {
+ enum ib_signature_type sig_type;
+ union {
+ struct ib_t10_dif_domain dif;
+ } sig;
+};
+
+/**
+ * struct ib_sig_attrs - Parameters for signature handover operation
+ * @check_mask: bitmask for signature byte check (8 bytes)
+ * @mem: memory domain layout descriptor.
+ * @wire: wire domain layout descriptor.
+ * @meta_length: metadata length
+ */
+struct ib_sig_attrs {
+ u8 check_mask;
+ struct ib_sig_domain mem;
+ struct ib_sig_domain wire;
+ int meta_length;
+};
+
+enum ib_sig_err_type {
+ IB_SIG_BAD_GUARD,
+ IB_SIG_BAD_REFTAG,
+ IB_SIG_BAD_APPTAG,
+};
+
+/*
+ * Signature check masks (8 bytes in total) according to the T10-PI standard:
+ * -------- -------- ------------
+ * | GUARD | APPTAG | REFTAG |
+ * | 2B | 2B | 4B |
+ * -------- -------- ------------
+ */
+enum {
+ IB_SIG_CHECK_GUARD = 0xc0,
+ IB_SIG_CHECK_APPTAG = 0x30,
+ IB_SIG_CHECK_REFTAG = 0x0f,
+};
+
+/*
+ * struct ib_sig_err - signature error descriptor
+ */
+struct ib_sig_err {
+ enum ib_sig_err_type err_type;
+ u32 expected;
+ u32 actual;
+ u64 sig_err_offset;
+ u32 key;
+};
+
+#endif /* _RDMA_SIGNATURE_H_ */
diff --git a/include/uapi/rdma/ib_user_cm.h b/include/uapi/rdma/ib_user_cm.h
deleted file mode 100644
index e2709bb8cb18..000000000000
--- a/include/uapi/rdma/ib_user_cm.h
+++ /dev/null
@@ -1,326 +0,0 @@
-/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
-/*
- * Copyright (c) 2005 Topspin Communications. All rights reserved.
- * Copyright (c) 2005 Intel Corporation. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#ifndef IB_USER_CM_H
-#define IB_USER_CM_H
-
-#include <linux/types.h>
-#include <rdma/ib_user_sa.h>
-
-#define IB_USER_CM_ABI_VERSION 5
-
-enum {
- IB_USER_CM_CMD_CREATE_ID,
- IB_USER_CM_CMD_DESTROY_ID,
- IB_USER_CM_CMD_ATTR_ID,
-
- IB_USER_CM_CMD_LISTEN,
- IB_USER_CM_CMD_NOTIFY,
-
- IB_USER_CM_CMD_SEND_REQ,
- IB_USER_CM_CMD_SEND_REP,
- IB_USER_CM_CMD_SEND_RTU,
- IB_USER_CM_CMD_SEND_DREQ,
- IB_USER_CM_CMD_SEND_DREP,
- IB_USER_CM_CMD_SEND_REJ,
- IB_USER_CM_CMD_SEND_MRA,
- IB_USER_CM_CMD_SEND_LAP,
- IB_USER_CM_CMD_SEND_APR,
- IB_USER_CM_CMD_SEND_SIDR_REQ,
- IB_USER_CM_CMD_SEND_SIDR_REP,
-
- IB_USER_CM_CMD_EVENT,
- IB_USER_CM_CMD_INIT_QP_ATTR,
-};
-/*
- * command ABI structures.
- */
-struct ib_ucm_cmd_hdr {
- __u32 cmd;
- __u16 in;
- __u16 out;
-};
-
-struct ib_ucm_create_id {
- __aligned_u64 uid;
- __aligned_u64 response;
-};
-
-struct ib_ucm_create_id_resp {
- __u32 id;
-};
-
-struct ib_ucm_destroy_id {
- __aligned_u64 response;
- __u32 id;
- __u32 reserved;
-};
-
-struct ib_ucm_destroy_id_resp {
- __u32 events_reported;
-};
-
-struct ib_ucm_attr_id {
- __aligned_u64 response;
- __u32 id;
- __u32 reserved;
-};
-
-struct ib_ucm_attr_id_resp {
- __be64 service_id;
- __be64 service_mask;
- __be32 local_id;
- __be32 remote_id;
-};
-
-struct ib_ucm_init_qp_attr {
- __aligned_u64 response;
- __u32 id;
- __u32 qp_state;
-};
-
-struct ib_ucm_listen {
- __be64 service_id;
- __be64 service_mask;
- __u32 id;
- __u32 reserved;
-};
-
-struct ib_ucm_notify {
- __u32 id;
- __u32 event;
-};
-
-struct ib_ucm_private_data {
- __aligned_u64 data;
- __u32 id;
- __u8 len;
- __u8 reserved[3];
-};
-
-struct ib_ucm_req {
- __u32 id;
- __u32 qpn;
- __u32 qp_type;
- __u32 psn;
- __be64 sid;
- __aligned_u64 data;
- __aligned_u64 primary_path;
- __aligned_u64 alternate_path;
- __u8 len;
- __u8 peer_to_peer;
- __u8 responder_resources;
- __u8 initiator_depth;
- __u8 remote_cm_response_timeout;
- __u8 flow_control;
- __u8 local_cm_response_timeout;
- __u8 retry_count;
- __u8 rnr_retry_count;
- __u8 max_cm_retries;
- __u8 srq;
- __u8 reserved[5];
-};
-
-struct ib_ucm_rep {
- __aligned_u64 uid;
- __aligned_u64 data;
- __u32 id;
- __u32 qpn;
- __u32 psn;
- __u8 len;
- __u8 responder_resources;
- __u8 initiator_depth;
- __u8 target_ack_delay;
- __u8 failover_accepted;
- __u8 flow_control;
- __u8 rnr_retry_count;
- __u8 srq;
- __u8 reserved[4];
-};
-
-struct ib_ucm_info {
- __u32 id;
- __u32 status;
- __aligned_u64 info;
- __aligned_u64 data;
- __u8 info_len;
- __u8 data_len;
- __u8 reserved[6];
-};
-
-struct ib_ucm_mra {
- __aligned_u64 data;
- __u32 id;
- __u8 len;
- __u8 timeout;
- __u8 reserved[2];
-};
-
-struct ib_ucm_lap {
- __aligned_u64 path;
- __aligned_u64 data;
- __u32 id;
- __u8 len;
- __u8 reserved[3];
-};
-
-struct ib_ucm_sidr_req {
- __u32 id;
- __u32 timeout;
- __be64 sid;
- __aligned_u64 data;
- __aligned_u64 path;
- __u16 reserved_pkey;
- __u8 len;
- __u8 max_cm_retries;
- __u8 reserved[4];
-};
-
-struct ib_ucm_sidr_rep {
- __u32 id;
- __u32 qpn;
- __u32 qkey;
- __u32 status;
- __aligned_u64 info;
- __aligned_u64 data;
- __u8 info_len;
- __u8 data_len;
- __u8 reserved[6];
-};
-/*
- * event notification ABI structures.
- */
-struct ib_ucm_event_get {
- __aligned_u64 response;
- __aligned_u64 data;
- __aligned_u64 info;
- __u8 data_len;
- __u8 info_len;
- __u8 reserved[6];
-};
-
-struct ib_ucm_req_event_resp {
- struct ib_user_path_rec primary_path;
- struct ib_user_path_rec alternate_path;
- __be64 remote_ca_guid;
- __u32 remote_qkey;
- __u32 remote_qpn;
- __u32 qp_type;
- __u32 starting_psn;
- __u8 responder_resources;
- __u8 initiator_depth;
- __u8 local_cm_response_timeout;
- __u8 flow_control;
- __u8 remote_cm_response_timeout;
- __u8 retry_count;
- __u8 rnr_retry_count;
- __u8 srq;
- __u8 port;
- __u8 reserved[7];
-};
-
-struct ib_ucm_rep_event_resp {
- __be64 remote_ca_guid;
- __u32 remote_qkey;
- __u32 remote_qpn;
- __u32 starting_psn;
- __u8 responder_resources;
- __u8 initiator_depth;
- __u8 target_ack_delay;
- __u8 failover_accepted;
- __u8 flow_control;
- __u8 rnr_retry_count;
- __u8 srq;
- __u8 reserved[5];
-};
-
-struct ib_ucm_rej_event_resp {
- __u32 reason;
- /* ari in ib_ucm_event_get info field. */
-};
-
-struct ib_ucm_mra_event_resp {
- __u8 timeout;
- __u8 reserved[3];
-};
-
-struct ib_ucm_lap_event_resp {
- struct ib_user_path_rec path;
-};
-
-struct ib_ucm_apr_event_resp {
- __u32 status;
- /* apr info in ib_ucm_event_get info field. */
-};
-
-struct ib_ucm_sidr_req_event_resp {
- __u16 pkey;
- __u8 port;
- __u8 reserved;
-};
-
-struct ib_ucm_sidr_rep_event_resp {
- __u32 status;
- __u32 qkey;
- __u32 qpn;
- /* info in ib_ucm_event_get info field. */
-};
-
-#define IB_UCM_PRES_DATA 0x01
-#define IB_UCM_PRES_INFO 0x02
-#define IB_UCM_PRES_PRIMARY 0x04
-#define IB_UCM_PRES_ALTERNATE 0x08
-
-struct ib_ucm_event_resp {
- __aligned_u64 uid;
- __u32 id;
- __u32 event;
- __u32 present;
- __u32 reserved;
- union {
- struct ib_ucm_req_event_resp req_resp;
- struct ib_ucm_rep_event_resp rep_resp;
- struct ib_ucm_rej_event_resp rej_resp;
- struct ib_ucm_mra_event_resp mra_resp;
- struct ib_ucm_lap_event_resp lap_resp;
- struct ib_ucm_apr_event_resp apr_resp;
-
- struct ib_ucm_sidr_req_event_resp sidr_req_resp;
- struct ib_ucm_sidr_rep_event_resp sidr_rep_resp;
-
- __u32 send_status;
- } u;
-};
-
-#endif /* IB_USER_CM_H */
diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h
index 41db51367efa..650cee8c4bf1 100644
--- a/include/uapi/rdma/rdma_netlink.h
+++ b/include/uapi/rdma/rdma_netlink.h
@@ -147,6 +147,18 @@ enum {
IWPM_NLA_HELLO_MAX
};
+/* For RDMA_NLDEV_ATTR_DEV_NODE_TYPE */
+enum {
+ /* IB values map to NodeInfo:NodeType. */
+ RDMA_NODE_IB_CA = 1,
+ RDMA_NODE_IB_SWITCH,
+ RDMA_NODE_IB_ROUTER,
+ RDMA_NODE_RNIC,
+ RDMA_NODE_USNIC,
+ RDMA_NODE_USNIC_UDP,
+ RDMA_NODE_UNSPECIFIED,
+};
+
/*
* Local service operations:
* RESOLVE - The client requests the local service to resolve a path.
@@ -267,11 +279,9 @@ enum rdma_nldev_command {
RDMA_NLDEV_CMD_RES_PD_GET, /* can dump */
- RDMA_NLDEV_NUM_OPS
-};
+ RDMA_NLDEV_CMD_GET_CHARDEV,
-enum {
- RDMA_NLDEV_ATTR_ENTRY_STRLEN = 16,
+ RDMA_NLDEV_NUM_OPS
};
enum rdma_nldev_print_type {
@@ -480,6 +490,19 @@ enum rdma_nldev_attr {
RDMA_NLDEV_NET_NS_FD, /* u32 */
/*
+ * Information about a chardev.
+ * CHARDEV_TYPE is the name of the chardev ABI (ie uverbs, umad, etc)
+ * CHARDEV_ABI signals the ABI revision (historical)
+ * CHARDEV_NAME is the kernel name for the /dev/ file (no directory)
+ * CHARDEV is the 64 bit dev_t for the inode
+ */
+ RDMA_NLDEV_ATTR_CHARDEV_TYPE, /* string */
+ RDMA_NLDEV_ATTR_CHARDEV_NAME, /* string */
+ RDMA_NLDEV_ATTR_CHARDEV_ABI, /* u64 */
+ RDMA_NLDEV_ATTR_CHARDEV, /* u64 */
+ RDMA_NLDEV_ATTR_UVERBS_DRIVER_ID, /* u64 */
+
+ /*
* Always the end
*/
RDMA_NLDEV_ATTR_MAX
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-26 22:28:06 +0200