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openwrt-xburst/package/madwifi/patches/456-rfsilent.patch

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--- a/ath/if_ath.c
+++ b/ath/if_ath.c
@@ -2996,6 +2996,19 @@ ath_fetch_idle_time(struct ath_softc *sc
#undef AR5K_RXCLEAR
#undef AR5K_CYCLES
+static void
+ath_set_silent(struct ath_softc *sc)
+{
+ struct ath_hal *ah = sc->sc_ah;
+
+ if (!sc->sc_silent)
+ return;
+
+ del_timer_sync(&sc->sc_bcntimer);
+ ath_hal_intrset(ah, 0);
+ OS_REG_WRITE(ah, 0x8048, 0x60); /* set tx loopback and rx disable */
+}
+
/*
* Reset the hardware w/o losing operational state. This is
* basically a more efficient way of doing ath_stop, ath_init,
@@ -3073,6 +3086,7 @@ ath_reset(struct net_device *dev)
ath_grppoll_start(vap, sc->sc_xrpollcount);
}
#endif
+ ath_set_silent(sc);
return 0;
}
@@ -10972,6 +10986,7 @@ enum {
* mirrored in /proc/sys.
*/
enum {
+ ATH_SILENT,
ATH_SLOTTIME,
ATH_ACKTIMEOUT,
ATH_CTSTIMEOUT,
@@ -11294,6 +11309,13 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
sc->sc_ctstimeconf = 0;
ath_set_timing(sc);
break;
+ case ATH_SILENT:
+ sc->sc_silent = !!val;
+ if (val)
+ ath_set_silent(sc);
+ else
+ ath_reset(sc->sc_dev);
+ break;
case ATH_DISTANCE:
if (val > 0) {
sc->sc_coverage = ((val - 1) / 300) + 1;
@@ -11477,6 +11499,9 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
case ATH_CTSTIMEOUT:
val = ath_hal_getctstimeout(ah);
break;
+ case ATH_SILENT:
+ val = sc->sc_silent;
+ break;
case ATH_SOFTLED:
val = sc->sc_softled;
break;
@@ -11598,6 +11623,12 @@ static const ctl_table ath_sysctl_templa
.extra2 = (void *)ATH_DISTANCE,
},
{ .ctl_name = CTL_AUTO,
+ .procname = "silent",
+ .mode = 0644,
+ .proc_handler = ath_sysctl_halparam,
+ .extra2 = (void *)ATH_SILENT,
+ },
+ { .ctl_name = CTL_AUTO,
.procname = "softled",
.mode = 0644,
.proc_handler = ath_sysctl_halparam,
--- a/ath/if_athvar.h
+++ b/ath/if_athvar.h
@@ -737,6 +737,7 @@ struct ath_softc {
* 'channel availability check' indefinately,
* reporting radar and interference detections.
*/
+ unsigned int sc_silent:1; /* Turn RF silent */
unsigned int sc_txcont_power; /* Continuous transmit power in 0.5dBm units */
unsigned int sc_txcont_rate; /* Continuous transmit rate in Mbps */