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-rw-r--r--include/linux/mlx4/cmd.h7
-rw-r--r--include/linux/mlx4/device.h17
-rw-r--r--include/rdma/ib_mad.h18
-rw-r--r--include/rdma/ib_verbs.h10
-rw-r--r--include/uapi/rdma/ib_user_mad.h42
-rw-r--r--include/uapi/rdma/ib_user_verbs.h16
-rw-r--r--include/uapi/rdma/rdma_user_cm.h1
7 files changed, 109 insertions, 2 deletions
diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h
index c8450366c130..379c02648ab3 100644
--- a/include/linux/mlx4/cmd.h
+++ b/include/linux/mlx4/cmd.h
@@ -116,6 +116,7 @@ enum {
/* special QP and management commands */
MLX4_CMD_CONF_SPECIAL_QP = 0x23,
MLX4_CMD_MAD_IFC = 0x24,
+ MLX4_CMD_MAD_DEMUX = 0x203,
/* multicast commands */
MLX4_CMD_READ_MCG = 0x25,
@@ -186,6 +187,12 @@ enum {
};
enum {
+ MLX4_CMD_MAD_DEMUX_CONFIG = 0,
+ MLX4_CMD_MAD_DEMUX_QUERY_STATE = 1,
+ MLX4_CMD_MAD_DEMUX_QUERY_RESTR = 2, /* Query mad demux restrictions */
+};
+
+enum {
MLX4_CMD_WRAPPED,
MLX4_CMD_NATIVE
};
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index e15b1544ea83..071f6b234604 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -183,6 +183,7 @@ enum {
MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 8,
MLX4_DEV_CAP_FLAG2_DMFS_IPOIB = 1LL << 9,
MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS = 1LL << 10,
+ MLX4_DEV_CAP_FLAG2_MAD_DEMUX = 1LL << 11,
};
enum {
@@ -273,6 +274,7 @@ enum {
MLX4_PERM_REMOTE_WRITE = 1 << 13,
MLX4_PERM_ATOMIC = 1 << 14,
MLX4_PERM_BIND_MW = 1 << 15,
+ MLX4_PERM_MASK = 0xFC00
};
enum {
@@ -1254,6 +1256,21 @@ int mlx4_vf_smi_enabled(struct mlx4_dev *dev, int slave, int port);
int mlx4_vf_get_enable_smi_admin(struct mlx4_dev *dev, int slave, int port);
int mlx4_vf_set_enable_smi_admin(struct mlx4_dev *dev, int slave, int port,
int enable);
+int mlx4_mr_hw_get_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr,
+ struct mlx4_mpt_entry ***mpt_entry);
+int mlx4_mr_hw_write_mpt(struct mlx4_dev *dev, struct mlx4_mr *mmr,
+ struct mlx4_mpt_entry **mpt_entry);
+int mlx4_mr_hw_change_pd(struct mlx4_dev *dev, struct mlx4_mpt_entry *mpt_entry,
+ u32 pdn);
+int mlx4_mr_hw_change_access(struct mlx4_dev *dev,
+ struct mlx4_mpt_entry *mpt_entry,
+ u32 access);
+void mlx4_mr_hw_put_mpt(struct mlx4_dev *dev,
+ struct mlx4_mpt_entry **mpt_entry);
+void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev *dev, struct mlx4_mr *mr);
+int mlx4_mr_rereg_mem_write(struct mlx4_dev *dev, struct mlx4_mr *mr,
+ u64 iova, u64 size, int npages,
+ int page_shift, struct mlx4_mpt_entry *mpt_entry);
/* Returns true if running in low memory profile (kdump kernel) */
static inline bool mlx4_low_memory_profile(void)
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h
index 3d81b90cc315..9bb99e983f58 100644
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -40,6 +40,7 @@
#include <linux/list.h>
#include <rdma/ib_verbs.h>
+#include <uapi/rdma/ib_user_mad.h>
/* Management base version */
#define IB_MGMT_BASE_VERSION 1
@@ -355,9 +356,13 @@ typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent,
* @hi_tid: Access layer assigned transaction ID for this client.
* Unsolicited MADs sent by this client will have the upper 32-bits
* of their TID set to this value.
+ * @flags: registration flags
* @port_num: Port number on which QP is registered
* @rmpp_version: If set, indicates the RMPP version used by this agent.
*/
+enum {
+ IB_MAD_USER_RMPP = IB_USER_MAD_USER_RMPP,
+};
struct ib_mad_agent {
struct ib_device *device;
struct ib_qp *qp;
@@ -367,6 +372,7 @@ struct ib_mad_agent {
ib_mad_snoop_handler snoop_handler;
void *context;
u32 hi_tid;
+ u32 flags;
u8 port_num;
u8 rmpp_version;
};
@@ -426,6 +432,7 @@ struct ib_mad_recv_wc {
* in the range from 0x30 to 0x4f. Otherwise not used.
* @method_mask: The caller will receive unsolicited MADs for any method
* where @method_mask = 1.
+ *
*/
struct ib_mad_reg_req {
u8 mgmt_class;
@@ -451,6 +458,7 @@ struct ib_mad_reg_req {
* @recv_handler: The completion callback routine invoked for a received
* MAD.
* @context: User specified context associated with the registration.
+ * @registration_flags: Registration flags to set for this agent
*/
struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
u8 port_num,
@@ -459,7 +467,8 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
u8 rmpp_version,
ib_mad_send_handler send_handler,
ib_mad_recv_handler recv_handler,
- void *context);
+ void *context,
+ u32 registration_flags);
enum ib_mad_snoop_flags {
/*IB_MAD_SNOOP_POSTED_SENDS = 1,*/
@@ -661,4 +670,11 @@ void *ib_get_rmpp_segment(struct ib_mad_send_buf *send_buf, int seg_num);
*/
void ib_free_send_mad(struct ib_mad_send_buf *send_buf);
+/**
+ * ib_mad_kernel_rmpp_agent - Returns if the agent is performing RMPP.
+ * @agent: the agent in question
+ * @return: true if agent is performing rmpp, false otherwise.
+ */
+int ib_mad_kernel_rmpp_agent(struct ib_mad_agent *agent);
+
#endif /* IB_MAD_H */
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 7ccef342f724..ed44cc07a7b3 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1097,7 +1097,8 @@ struct ib_mr_attr {
enum ib_mr_rereg_flags {
IB_MR_REREG_TRANS = 1,
IB_MR_REREG_PD = (1<<1),
- IB_MR_REREG_ACCESS = (1<<2)
+ IB_MR_REREG_ACCESS = (1<<2),
+ IB_MR_REREG_SUPPORTED = ((IB_MR_REREG_ACCESS << 1) - 1)
};
/**
@@ -1547,6 +1548,13 @@ struct ib_device {
u64 virt_addr,
int mr_access_flags,
struct ib_udata *udata);
+ int (*rereg_user_mr)(struct ib_mr *mr,
+ int flags,
+ u64 start, u64 length,
+ u64 virt_addr,
+ int mr_access_flags,
+ struct ib_pd *pd,
+ struct ib_udata *udata);
int (*query_mr)(struct ib_mr *mr,
struct ib_mr_attr *mr_attr);
int (*dereg_mr)(struct ib_mr *mr);
diff --git a/include/uapi/rdma/ib_user_mad.h b/include/uapi/rdma/ib_user_mad.h
index d6fce1cbdb90..09f809f323ea 100644
--- a/include/uapi/rdma/ib_user_mad.h
+++ b/include/uapi/rdma/ib_user_mad.h
@@ -191,6 +191,45 @@ struct ib_user_mad_reg_req {
__u8 rmpp_version;
};
+/**
+ * ib_user_mad_reg_req2 - MAD registration request
+ *
+ * @id - Set by the _kernel_; used by userspace to identify the
+ * registered agent in future requests.
+ * @qpn - Queue pair number; must be 0 or 1.
+ * @mgmt_class - Indicates which management class of MADs should be
+ * receive by the caller. This field is only required if
+ * the user wishes to receive unsolicited MADs, otherwise
+ * it should be 0.
+ * @mgmt_class_version - Indicates which version of MADs for the given
+ * management class to receive.
+ * @res - Ignored.
+ * @flags - additional registration flags; Must be in the set of
+ * flags defined in IB_USER_MAD_REG_FLAGS_CAP
+ * @method_mask - The caller wishes to receive unsolicited MADs for the
+ * methods whose bit(s) is(are) set.
+ * @oui - Indicates IEEE OUI to use when mgmt_class is a vendor
+ * class in the range from 0x30 to 0x4f. Otherwise not
+ * used.
+ * @rmpp_version - If set, indicates the RMPP version to use.
+ */
+enum {
+ IB_USER_MAD_USER_RMPP = (1 << 0),
+};
+#define IB_USER_MAD_REG_FLAGS_CAP (IB_USER_MAD_USER_RMPP)
+struct ib_user_mad_reg_req2 {
+ __u32 id;
+ __u32 qpn;
+ __u8 mgmt_class;
+ __u8 mgmt_class_version;
+ __u16 res;
+ __u32 flags;
+ __u64 method_mask[2];
+ __u32 oui;
+ __u8 rmpp_version;
+ __u8 reserved[3];
+};
+
#define IB_IOCTL_MAGIC 0x1b
#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \
@@ -200,4 +239,7 @@ struct ib_user_mad_reg_req {
#define IB_USER_MAD_ENABLE_PKEY _IO(IB_IOCTL_MAGIC, 3)
+#define IB_USER_MAD_REGISTER_AGENT2 _IOWR(IB_IOCTL_MAGIC, 4, \
+ struct ib_user_mad_reg_req2)
+
#endif /* IB_USER_MAD_H */
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h
index cbfdd4ca9510..26daf55ff76e 100644
--- a/include/uapi/rdma/ib_user_verbs.h
+++ b/include/uapi/rdma/ib_user_verbs.h
@@ -276,6 +276,22 @@ struct ib_uverbs_reg_mr_resp {
__u32 rkey;
};
+struct ib_uverbs_rereg_mr {
+ __u64 response;
+ __u32 mr_handle;
+ __u32 flags;
+ __u64 start;
+ __u64 length;
+ __u64 hca_va;
+ __u32 pd_handle;
+ __u32 access_flags;
+};
+
+struct ib_uverbs_rereg_mr_resp {
+ __u32 lkey;
+ __u32 rkey;
+};
+
struct ib_uverbs_dereg_mr {
__u32 mr_handle;
};
diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h
index 99b80abf360a..3066718eb120 100644
--- a/include/uapi/rdma/rdma_user_cm.h
+++ b/include/uapi/rdma/rdma_user_cm.h
@@ -34,6 +34,7 @@
#define RDMA_USER_CM_H
#include <linux/types.h>
+#include <linux/socket.h>
#include <linux/in6.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/ib_user_sa.h>
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-14 16:15:27 +0000