From 82a73bb56563ac476ef079169cb642990e0a1cc7 Mon Sep 17 00:00:00 2001
From: sam <sam@FreeBSD.org>
Date: Wed, 5 Sep 2007 21:31:32 +0000
Subject: [PATCH] o add 802.11 state machine states for DFS and client-side
 power save o fixup drivers to ignore new states

Reviewed by:	avatar (?)
Approved by:	re (blanket wireless)
---
 sys/dev/awi/awi.c              |  4 ++++
 sys/dev/ipw/if_ipw.c           |  1 +
 sys/dev/ral/rt2560.c           |  1 +
 sys/dev/ral/rt2661.c           |  1 +
 sys/dev/wi/if_wi.c             |  2 ++
 sys/net80211/ieee80211_proto.c | 17 ++++++++++++++++-
 sys/net80211/ieee80211_proto.h |  7 +++++--
 7 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/sys/dev/awi/awi.c b/sys/dev/awi/awi.c
index 33f0a906c18..954a83175db 100644
--- a/sys/dev/awi/awi.c
+++ b/sys/dev/awi/awi.c
@@ -1919,6 +1919,8 @@ awi_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
 		else
 			awi_drvstate(sc, AWI_DRV_INFASSOC);
 		break;
+	default:
+		break;
 	}
 
 	if (nstate == IEEE80211_S_INIT) {
@@ -1954,6 +1956,8 @@ awi_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
 			case IEEE80211_S_SCAN:
 				/* scan next */
 				break;
+			default:
+				break;
 			}
 			if (ic->ic_flags & IEEE80211_F_ASCAN)
 				newmode = AWI_SCAN_ACTIVE;
diff --git a/sys/dev/ipw/if_ipw.c b/sys/dev/ipw/if_ipw.c
index ec85e311aa9..0be6fca4a00 100644
--- a/sys/dev/ipw/if_ipw.c
+++ b/sys/dev/ipw/if_ipw.c
@@ -839,6 +839,7 @@ ipw_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
 	case IEEE80211_S_SCAN:
 	case IEEE80211_S_AUTH:
 	case IEEE80211_S_ASSOC:
+	default:
 		break;
 	}
 
diff --git a/sys/dev/ral/rt2560.c b/sys/dev/ral/rt2560.c
index 678353a284a..d799be41309 100644
--- a/sys/dev/ral/rt2560.c
+++ b/sys/dev/ral/rt2560.c
@@ -807,6 +807,7 @@ rt2560_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
 	case IEEE80211_S_SCAN:
 	case IEEE80211_S_AUTH:
 	case IEEE80211_S_ASSOC:
+	default:
 		break;
 	}
 
diff --git a/sys/dev/ral/rt2661.c b/sys/dev/ral/rt2661.c
index 533d2c5b034..fde5738c47e 100644
--- a/sys/dev/ral/rt2661.c
+++ b/sys/dev/ral/rt2661.c
@@ -821,6 +821,7 @@ rt2661_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
 	case IEEE80211_S_SCAN:
 	case IEEE80211_S_AUTH:
 	case IEEE80211_S_ASSOC:
+	default:
 		break;
 	}	
 
diff --git a/sys/dev/wi/if_wi.c b/sys/dev/wi/if_wi.c
index efa7e4a26b2..aa716277ae7 100644
--- a/sys/dev/wi/if_wi.c
+++ b/sys/dev/wi/if_wi.c
@@ -3009,6 +3009,8 @@ wi_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
 			memcpy(ni->ni_essid, ssid.wi_ssid, ni->ni_esslen);
 		}
 		return (*sc->sc_newstate)(ic, nstate, arg);
+	default:
+		break;
 	}
 	return 0;
 }
diff --git a/sys/net80211/ieee80211_proto.c b/sys/net80211/ieee80211_proto.c
index 4a2b8f92994..dd7d4786913 100644
--- a/sys/net80211/ieee80211_proto.c
+++ b/sys/net80211/ieee80211_proto.c
@@ -78,7 +78,10 @@ const char *ieee80211_state_name[IEEE80211_S_MAX] = {
 	"SCAN",		/* IEEE80211_S_SCAN */
 	"AUTH",		/* IEEE80211_S_AUTH */
 	"ASSOC",	/* IEEE80211_S_ASSOC */
-	"RUN"		/* IEEE80211_S_RUN */
+	"CAC",		/* IEEE80211_S_CAC */
+	"RUN",		/* IEEE80211_S_RUN */
+	"CSA",		/* IEEE80211_S_CSA */
+	"SLEEP",	/* IEEE80211_S_SLEEP */
 };
 const char *ieee80211_wme_acnames[] = {
 	"WME_AC_BE",
@@ -1143,6 +1146,8 @@ ieee80211_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg
 			break;
 		case IEEE80211_S_AUTH:
 			break;
+		default:
+			break;
 		}
 		if (ostate != IEEE80211_S_INIT) {
 			/* NB: optimize INIT -> INIT case */
@@ -1215,6 +1220,8 @@ ieee80211_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg
 				goto createibss;
 			}
 			break;
+		default:
+			break;
 		}
 		break;
 	case IEEE80211_S_AUTH:
@@ -1257,6 +1264,8 @@ ieee80211_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg
 				break;
 			}
 			break;
+		default:
+			break;
 		}
 		break;
 	case IEEE80211_S_ASSOC:
@@ -1282,6 +1291,8 @@ ieee80211_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg
 				    IEEE80211_FC0_SUBTYPE_ASSOC_REQ, 0);
 			}
 			break;
+		default:
+			break;
 		}
 		break;
 	case IEEE80211_S_RUN:
@@ -1337,6 +1348,8 @@ ieee80211_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg
 			}
 			if_start(ifp);		/* XXX not authorized yet */
 			break;
+		default:
+			break;
 		}
 		if (ostate != IEEE80211_S_RUN &&
 		    ic->ic_opmode == IEEE80211_M_STA &&
@@ -1377,6 +1390,8 @@ ieee80211_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg
 		callout_reset(&ic->ic_inact, IEEE80211_INACT_WAIT*hz,
 			ieee80211_node_timeout, ic);
 		break;
+	default:
+		break;
 	}
 	return 0;
 }
diff --git a/sys/net80211/ieee80211_proto.h b/sys/net80211/ieee80211_proto.h
index b00c8ec83cd..1a2926a2d06 100644
--- a/sys/net80211/ieee80211_proto.h
+++ b/sys/net80211/ieee80211_proto.h
@@ -37,9 +37,12 @@ enum ieee80211_state {
 	IEEE80211_S_SCAN	= 1,	/* scanning */
 	IEEE80211_S_AUTH	= 2,	/* try to authenticate */
 	IEEE80211_S_ASSOC	= 3,	/* try to assoc */
-	IEEE80211_S_RUN		= 4,	/* associated */
+	IEEE80211_S_CAC		= 4,	/* doing channel availability check */
+	IEEE80211_S_RUN		= 5,	/* operational (e.g. associated) */
+	IEEE80211_S_CSA		= 6,	/* channel switch announce pending */
+	IEEE80211_S_SLEEP	= 7,	/* power save */
 };
-#define	IEEE80211_S_MAX		(IEEE80211_S_RUN+1)
+#define	IEEE80211_S_MAX		(IEEE80211_S_SLEEP+1)
 
 #define	IEEE80211_SEND_MGMT(_ic,_ni,_type,_arg) \
 	((*(_ic)->ic_send_mgmt)(_ic, _ni, _type, _arg))
-- 
2.45.0