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[src-draft/trunk]: src/sys/net80211 Fix sysctl setup for rate adaption



details:   https://anonhg.NetBSD.org/src-all/rev/171ed8ce777b
branches:  trunk
changeset: 370603:171ed8ce777b
user:      Martin Husemann <martin%NetBSD.org@localhost>
date:      Mon Aug 15 17:45:30 2022 +0200

description:
Fix sysctl setup for rate adaption

diffstat:

 sys/net80211/ieee80211_amrr.c     |  80 ++++++++++++++++++++++++++++++++++----
 sys/net80211/ieee80211_netbsd.c   |  18 +++-----
 sys/net80211/ieee80211_netbsd.h   |   1 +
 sys/net80211/ieee80211_rssadapt.c |  54 ++++++++++++++++++++++---
 sys/net80211/ieee80211_var.h      |  10 ++-
 5 files changed, 132 insertions(+), 31 deletions(-)

diffs (truncated from 317 to 300 lines):

diff -r ce30d196aee1 -r 171ed8ce777b sys/net80211/ieee80211_amrr.c
--- a/sys/net80211/ieee80211_amrr.c     Mon Aug 15 17:42:49 2022 +0200
+++ b/sys/net80211/ieee80211_amrr.c     Mon Aug 15 17:45:30 2022 +0200
@@ -93,10 +93,8 @@
 static void    amrr_tx_update_cb(void *, struct ieee80211_node *);
 static void    amrr_tx_update(struct ieee80211vap *vap,
                        struct ieee80211_ratectl_tx_stats *);
-#ifdef notyet
 static void    amrr_sysctlattach(struct ieee80211vap *,
-                       struct sysctl_ctx_list *, struct sysctl_oid *);
-#endif
+                       IEEE80211_SYSC_CONTEXT, IEEE80211_SYSC_OID_ARG);
 static void    amrr_node_stats(struct ieee80211_node *ni, struct sbuf *s);
 
 /* number of references from net80211 layer */
@@ -155,9 +153,7 @@
        amrr->amrr_min_success_threshold = IEEE80211_AMRR_MIN_SUCCESS_THRESHOLD;
        amrr->amrr_max_success_threshold = IEEE80211_AMRR_MAX_SUCCESS_THRESHOLD;
        amrr_setinterval(vap, 500 /* ms */);
-#ifdef notyet
        amrr_sysctlattach(vap, vap->iv_sysctl, vap->iv_oid);
-#endif
 }
 
 static void
@@ -273,6 +269,9 @@
 static void
 amrr_node_deinit(struct ieee80211_node *ni)
 {
+       if (!ni->ni_rctls)
+               return;
+
        IEEE80211_FREE(ni->ni_rctls, M_80211_RATECTL,
            sizeof(struct ieee80211_amrr_node));
 }
@@ -469,7 +468,7 @@
        }
 }
 
-#ifdef notyet
+#if defined(__FreeBSD__)
 static int
 amrr_sysctl_interval(SYSCTL_HANDLER_ARGS)
 {
@@ -487,12 +486,10 @@
        amrr_setinterval(vap, msecs);
        return 0;
 }
-#endif
 
-#ifdef notyet
 static void
 amrr_sysctlattach(struct ieee80211vap *vap,
-    struct sysctl_ctx_list *ctx, struct sysctl_oid *tree)
+    IEEE80211_SYSC_CONTEXT ctx, IEEE80211_SYSC_OID_ARG tree)
 {
        struct ieee80211_amrr *amrr = vap->iv_rs;
 
@@ -510,6 +507,71 @@
            "amrr_min_sucess_threshold", CTLFLAG_RW,
            &amrr->amrr_min_success_threshold, 0, "");
 }
+#elif defined(__NetBSD__)
+static int
+amrr_sysctl_interval(SYSCTLFN_ARGS)
+{
+       struct sysctlnode node = *rnode;
+       struct ieee80211vap *vap = (struct ieee80211vap *)node.sysctl_data;
+       struct ieee80211_amrr *amrr = vap->iv_rs;
+       int msecs, error;
+
+       if (!amrr)
+               return ENOMEM;
+
+       msecs = ticks_to_msecs(amrr->amrr_interval);
+       node.sysctl_data = &msecs;
+       error = sysctl_lookup(SYSCTLFN_CALL(&node));
+       if (error || (newp == NULL))
+               return error;
+       amrr_setinterval(vap, msecs);
+       return 0;
+}
+
+static void
+amrr_sysctlattach(struct ieee80211vap *vap,
+    IEEE80211_SYSC_CONTEXT ctx, IEEE80211_SYSC_OID_ARG tree)
+{
+       struct ieee80211_amrr *amrr = vap->iv_rs;
+       int rc;
+
+       if (!amrr)
+               return;
+
+       if ((rc = sysctl_createv(&ctx, 0, NULL, NULL,
+           CTLFLAG_PERMANENT|CTLFLAG_READWRITE, CTLTYPE_INT,
+           "amrr_rate_interval", SYSCTL_DESCR("amrr operation interval (ms)"),
+           amrr_sysctl_interval, 0, (void*)vap, sizeof(int),
+           CTL_NET, ieee80211_sysctl_wlan, tree, CTL_CREATE, CTL_EOL)) != 0)
+               goto err;
+
+       /* XXX bounds check values */
+       if ((rc = sysctl_createv(&ctx, 0, NULL, NULL,
+           CTLFLAG_READWRITE, CTLTYPE_INT,
+           "amrr_max_sucess_threshold",
+           SYSCTL_DESCR("amrr max sucess threshold"),
+           NULL, 0, &amrr->amrr_max_success_threshold,
+           sizeof(amrr->amrr_max_success_threshold),
+           CTL_NET, ieee80211_sysctl_wlan, tree, CTL_CREATE, CTL_EOL)) != 0)
+               goto err;
+
+       if ((rc = sysctl_createv(&ctx, 0, NULL, NULL,
+           CTLFLAG_READWRITE, CTLTYPE_INT,
+           "amrr_min_sucess_threshold",
+           SYSCTL_DESCR("amrr min sucess threshold"),
+           NULL, 0, &amrr->amrr_min_success_threshold,
+           sizeof(amrr->amrr_max_success_threshold),
+           CTL_NET, ieee80211_sysctl_wlan, tree, CTL_CREATE, CTL_EOL)) != 0)
+               goto err;
+
+       return;
+
+err:
+#ifdef IEEE80211_DEBUG
+        printf("%s: sysctl_createv failed (rc = %d)\n", __func__, rc);
+#endif
+       return;
+}
 #endif
 
 static void
diff -r ce30d196aee1 -r 171ed8ce777b sys/net80211/ieee80211_netbsd.c
--- a/sys/net80211/ieee80211_netbsd.c   Mon Aug 15 17:42:49 2022 +0200
+++ b/sys/net80211/ieee80211_netbsd.c   Mon Aug 15 17:45:30 2022 +0200
@@ -351,7 +351,7 @@
 /*
  * Setup sysctl(3) MIB, net.wlan.*
  */
-static int32_t ctl_wlan;
+int32_t ieee80211_sysctl_wlan;
 static struct sysctllog        *wlan_sysctl_clog;
 
 SYSCTL_SETUP(sysctl_net_wlan_setup, "sysctl net.wlan subtree setup")
@@ -367,7 +367,7 @@
                goto err;
 
        /* remember the (dynamic) MIB so we can find this node later */
-       ctl_wlan = wlan_node->sysctl_num;
+       ieee80211_sysctl_wlan = wlan_node->sysctl_num;
 
 #ifdef notyet
        if ((rc = sysctl_createv(&wlan_sysctl_clog, 0, &wlan_node, NULL,
@@ -400,10 +400,6 @@
            sysctl_ieee80211coms, 0, NULL, 0, CTL_CREATE, CTL_EOL)) != 0)
                goto err;
 
-#ifdef notyet
-       ieee80211_rssadapt_sysctl_setup(&wlan_sysctl_clog);
-#endif
-
        return;
 err:
 #ifdef IEEE80211_DEBUG
@@ -434,7 +430,7 @@
        if ((rc = sysctl_createv(&ctx, 0, NULL, &rnode,
            0, CTLTYPE_NODE, ifp->if_xname, SYSCTL_DESCR("virtual AP"),
            NULL, 0, NULL, 0,
-           CTL_NET, ctl_wlan, CTL_CREATE, CTL_EOL)) != 0)
+           CTL_NET, ieee80211_sysctl_wlan, CTL_CREATE, CTL_EOL)) != 0)
                goto err;
        oid = rnode->sysctl_num;
 
@@ -562,7 +558,7 @@
                        goto err;
        }
 
-       vap->iv_sysctllog = ctx;
+       vap->iv_sysctl = ctx;
        vap->iv_oid = oid;
        return;
 err:
@@ -572,9 +568,9 @@
 void
 ieee80211_sysctl_vdetach(struct ieee80211vap *vap)
 {
-       if (vap->iv_sysctllog != NULL) {
-               sysctl_teardown(&vap->iv_sysctllog);
-               vap->iv_sysctllog = NULL;
+       if (vap->iv_sysctl != NULL) {
+               sysctl_teardown(&vap->iv_sysctl);
+               vap->iv_sysctl = NULL;
        }
 }
 
diff -r ce30d196aee1 -r 171ed8ce777b sys/net80211/ieee80211_netbsd.h
--- a/sys/net80211/ieee80211_netbsd.h   Mon Aug 15 17:42:49 2022 +0200
+++ b/sys/net80211/ieee80211_netbsd.h   Mon Aug 15 17:45:30 2022 +0200
@@ -54,6 +54,7 @@
 #ifdef IEEE80211_DEBUG
 extern int     ieee80211_debug;
 #endif
+extern int32_t ieee80211_sysctl_wlan;
 /*
  * Defines to make the FreeBSD code work on NetBSD
  */
diff -r ce30d196aee1 -r 171ed8ce777b sys/net80211/ieee80211_rssadapt.c
--- a/sys/net80211/ieee80211_rssadapt.c Mon Aug 15 17:42:49 2022 +0200
+++ b/sys/net80211/ieee80211_rssadapt.c Mon Aug 15 17:45:30 2022 +0200
@@ -111,10 +111,8 @@
                        int, int);
 static void    rssadapt_tx_complete(const struct ieee80211_node *,
                        const struct ieee80211_ratectl_tx_status *);
-#ifdef notyet
 static void    rssadapt_sysctlattach(struct ieee80211vap *,
-                       struct sysctl_ctx_list *, struct sysctl_oid *);
-#endif
+                       IEEE80211_SYSC_CONTEXT, IEEE80211_SYSC_OID_ARG);
 
 /* number of references from net80211 layer */
 static int nrefs = 0;
@@ -171,9 +169,7 @@
        }
        rs->vap = vap;
        rssadapt_setinterval(vap, 500 /* msecs */);
-#ifdef notyet
        rssadapt_sysctlattach(vap, vap->iv_sysctl, vap->iv_oid);
-#endif
 }
 
 static void
@@ -389,7 +385,7 @@
        }
 }
 
-#ifdef notyet
+#if defined(__FreeBSD__)
 static int
 rssadapt_sysctl_interval(SYSCTL_HANDLER_ARGS)
 {
@@ -410,11 +406,55 @@
 
 static void
 rssadapt_sysctlattach(struct ieee80211vap *vap,
-    struct sysctl_ctx_list *ctx, struct sysctl_oid *tree)
+    struct sysctl_ctx_list *ctx, IEEE80211_SYSC_OID_ARG tree)
 {
        SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
            "rssadapt_rate_interval",
            CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, vap, 0,
            rssadapt_sysctl_interval, "I", "rssadapt operation interval (ms)");
 }
+#elif defined(__NetBSD__)
+static int
+rssadapt_sysctl_interval(SYSCTLFN_ARGS)
+{
+       struct sysctlnode node = *rnode;
+       struct ieee80211vap *vap = (struct ieee80211vap *)node.sysctl_data;
+       struct ieee80211_rssadapt *rs = vap->iv_rs;
+       int msecs, error;
+
+       if (!rs)
+               return ENOMEM;
+
+       msecs = ticks_to_msecs(rs->interval);
+       node.sysctl_data = &msecs;
+       error = sysctl_lookup(SYSCTLFN_CALL(&node));
+       if (error || !newp)
+               return error;
+       rssadapt_setinterval(vap, msecs);
+       return 0;
+}
+
+static void
+rssadapt_sysctlattach(struct ieee80211vap *vap,
+    IEEE80211_SYSC_CONTEXT ctx, IEEE80211_SYSC_OID_ARG tree)
+{
+       int rc;
+
+       if (!vap->iv_rs)
+               return;
+
+       if ((rc = sysctl_createv(&ctx, 0, NULL, NULL,
+           CTLFLAG_PERMANENT|CTLFLAG_READWRITE, CTLTYPE_INT,
+           "rssadapt_rate_interval",
+           SYSCTL_DESCR("rssadapt operation interval (ms)"),
+           rssadapt_sysctl_interval, 0, (void*)vap, sizeof(int),
+           CTL_NET, ieee80211_sysctl_wlan, tree, CTL_CREATE, CTL_EOL)) != 0)
+               goto err;
+       return;
+err:
+#ifdef IEEE80211_DEBUG
+       printf("%s: sysctl_createv failed (rc = %d)\n", __func__, rc);
 #endif
+       return;
+}
+#endif
diff -r ce30d196aee1 -r 171ed8ce777b sys/net80211/ieee80211_var.h
--- a/sys/net80211/ieee80211_var.h      Mon Aug 15 17:42:49 2022 +0200
+++ b/sys/net80211/ieee80211_var.h      Mon Aug 15 17:45:30 2022 +0200
@@ -399,12 +399,14 @@
        struct ifnet            *iv_ifp;        /* associated device */



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