From cf4ce59b3b70238352c7f1729f0f7223214828ad Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:46:19 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux add concurrent mode
---
kernel/include/rdma/restrack.h | 113 ++++++++++++++++----------------------------------------
1 files changed, 32 insertions(+), 81 deletions(-)
diff --git a/kernel/include/rdma/restrack.h b/kernel/include/rdma/restrack.h
index 9654d33..d3a1cc5 100644
--- a/kernel/include/rdma/restrack.h
+++ b/kernel/include/rdma/restrack.h
@@ -7,12 +7,15 @@
#define _RDMA_RESTRACK_H_
#include <linux/typecheck.h>
-#include <linux/rwsem.h>
#include <linux/sched.h>
#include <linux/kref.h>
#include <linux/completion.h>
#include <linux/sched/task.h>
#include <uapi/rdma/rdma_netlink.h>
+#include <linux/xarray.h>
+
+struct ib_device;
+struct sk_buff;
/**
* enum rdma_restrack_type - HW objects to track
@@ -39,34 +42,17 @@
*/
RDMA_RESTRACK_MR,
/**
+ * @RDMA_RESTRACK_CTX: Verbs contexts (CTX)
+ */
+ RDMA_RESTRACK_CTX,
+ /**
+ * @RDMA_RESTRACK_COUNTER: Statistic Counter
+ */
+ RDMA_RESTRACK_COUNTER,
+ /**
* @RDMA_RESTRACK_MAX: Last entry, used for array dclarations
*/
RDMA_RESTRACK_MAX
-};
-
-#define RDMA_RESTRACK_HASH_BITS 8
-struct rdma_restrack_entry;
-
-/**
- * struct rdma_restrack_root - main resource tracking management
- * entity, per-device
- */
-struct rdma_restrack_root {
- /*
- * @rwsem: Read/write lock to protect lists
- */
- struct rw_semaphore rwsem;
- /**
- * @hash: global database for all resources per-device
- */
- DECLARE_HASHTABLE(hash, RDMA_RESTRACK_HASH_BITS);
- /**
- * @fill_res_entry: driver-specific fill function
- *
- * Allows rdma drivers to add their own restrack attributes.
- */
- int (*fill_res_entry)(struct sk_buff *msg,
- struct rdma_restrack_entry *entry);
};
/**
@@ -105,57 +91,28 @@
*/
const char *kern_name;
/**
- * @node: hash table entry
- */
- struct hlist_node node;
- /**
* @type: various objects in restrack database
*/
enum rdma_restrack_type type;
+ /**
+ * @user: user resource
+ */
+ bool user;
+ /**
+ * @id: ID to expose to users
+ */
+ u32 id;
};
-/**
- * rdma_restrack_init() - initialize resource tracking
- * @res: resource tracking root
- */
-void rdma_restrack_init(struct rdma_restrack_root *res);
-
-/**
- * rdma_restrack_clean() - clean resource tracking
- * @res: resource tracking root
- */
-void rdma_restrack_clean(struct rdma_restrack_root *res);
-
-/**
- * rdma_restrack_count() - the current usage of specific object
- * @res: resource entry
- * @type: actual type of object to operate
- * @ns: PID namespace
- */
-int rdma_restrack_count(struct rdma_restrack_root *res,
- enum rdma_restrack_type type,
- struct pid_namespace *ns);
-
-/**
- * rdma_restrack_add() - add object to the reource tracking database
- * @res: resource entry
- */
-void rdma_restrack_add(struct rdma_restrack_entry *res);
-
-/**
- * rdma_restrack_del() - delete object from the reource tracking database
- * @res: resource entry
- * @type: actual type of object to operate
- */
-void rdma_restrack_del(struct rdma_restrack_entry *res);
-
+int rdma_restrack_count(struct ib_device *dev,
+ enum rdma_restrack_type type);
/**
* rdma_is_kernel_res() - check the owner of resource
* @res: resource entry
*/
-static inline bool rdma_is_kernel_res(struct rdma_restrack_entry *res)
+static inline bool rdma_is_kernel_res(const struct rdma_restrack_entry *res)
{
- return !res->task;
+ return !res->user;
}
/**
@@ -170,20 +127,6 @@
*/
int rdma_restrack_put(struct rdma_restrack_entry *res);
-/**
- * rdma_restrack_set_task() - set the task for this resource
- * @res: resource entry
- * @task: task struct
- */
-static inline void rdma_restrack_set_task(struct rdma_restrack_entry *res,
- struct task_struct *task)
-{
- if (res->task)
- put_task_struct(res->task);
- get_task_struct(task);
- res->task = task;
-}
-
/*
* Helper functions for rdma drivers when filling out
* nldev driver attributes.
@@ -194,4 +137,12 @@
int rdma_nl_put_driver_u64(struct sk_buff *msg, const char *name, u64 value);
int rdma_nl_put_driver_u64_hex(struct sk_buff *msg, const char *name,
u64 value);
+int rdma_nl_put_driver_string(struct sk_buff *msg, const char *name,
+ const char *str);
+int rdma_nl_stat_hwcounter_entry(struct sk_buff *msg, const char *name,
+ u64 value);
+
+struct rdma_restrack_entry *rdma_restrack_get_byid(struct ib_device *dev,
+ enum rdma_restrack_type type,
+ u32 id);
#endif /* _RDMA_RESTRACK_H_ */
--
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