+++ /dev/null
---- a/ath/if_ath.c
-+++ b/ath/if_ath.c
-@@ -1014,9 +1014,7 @@ ath_attach(u_int16_t devid, struct net_d
- */
- sc->sc_hasveol = ath_hal_hasveol(ah);
-
-- /* Interference mitigation/ambient noise immunity (ANI).
-- * In modes other than HAL_M_STA, it causes receive sensitivity
-- * problems for OFDM. */
-+ /* Interference mitigation/ambient noise immunity (ANI). */
- sc->sc_hasintmit = ath_hal_hasintmit(ah);
-
- /* get mac address from hardware */
-@@ -1144,6 +1142,11 @@ ath_attach(u_int16_t devid, struct net_d
- sc->sc_rp_lasttsf = 0;
- sc->sc_last_tsf = 0;
-
-+ /* set all 3 to auto */
-+ sc->sc_intmit = -1;
-+ sc->sc_noise_immunity = -1;
-+ sc->sc_ofdm_weak_det = -1;
-+
- return 0;
- bad3:
- ieee80211_ifdetach(ic);
-@@ -2428,6 +2431,43 @@ ath_chan2flags(struct ieee80211_channel
- return flags;
- }
-
-+static int ath_setintmit(struct ath_softc *sc)
-+{
-+ struct ath_hal *ah = sc->sc_ah;
-+ int ret;
-+ int val;
-+
-+ if (!sc->sc_hasintmit)
-+ return 0;
-+
-+ switch(sc->sc_intmit) {
-+ case -1:
-+ if (sc->sc_opmode != IEEE80211_M_MONITOR)
-+ val = 1;
-+ else
-+ val = 0;
-+ break;
-+ case 0: /* disabled */
-+ case 1: /* enabled */
-+ val = sc->sc_intmit;
-+ break;
-+ default:
-+ return 0;
-+ }
-+ ret = ath_hal_setintmit(ah, val);
-+ if (val)
-+ goto done;
-+
-+ /* manual settings */
-+ if ((sc->sc_noise_immunity >= 0) && (sc->sc_noise_immunity <= 5))
-+ ath_hal_setcapability(ah, HAL_CAP_INTMIT, 2, sc->sc_noise_immunity, NULL);
-+ if ((sc->sc_ofdm_weak_det == 0) || (sc->sc_ofdm_weak_det == 1))
-+ ath_hal_setcapability(ah, HAL_CAP_INTMIT, 3, sc->sc_ofdm_weak_det, NULL);
-+
-+done:
-+ return ret;
-+}
-+
- /*
- * Context: process context
- */
-@@ -2493,8 +2533,7 @@ ath_init(struct net_device *dev)
- if (sc->sc_softled)
- ath_hal_gpioCfgOutput(ah, sc->sc_ledpin);
-
-- if ((sc->sc_opmode != HAL_M_STA) && sc->sc_hasintmit)
-- ath_hal_setintmit(ah, 0);
-+ ath_setintmit(sc);
-
- /*
- * This is needed only to setup initial state
-@@ -2530,7 +2569,7 @@ ath_init(struct net_device *dev)
- * Enable MIB interrupts when there are hardware phy counters.
- * Note we only do this (at the moment) for station mode.
- */
-- if (sc->sc_needmib && ic->ic_opmode == IEEE80211_M_STA)
-+ if (sc->sc_needmib && ath_hal_getintmit(ah, NULL))
- sc->sc_imask |= HAL_INT_MIB;
- ath_hal_intrset(ah, sc->sc_imask);
-
-@@ -2787,9 +2826,7 @@ ath_reset(struct net_device *dev)
- EPRINTF(sc, "Unable to reset hardware: '%s' (HAL status %u)\n",
- ath_get_hal_status_desc(status), status);
-
-- if ((sc->sc_opmode != HAL_M_STA) && sc->sc_hasintmit)
-- ath_hal_setintmit(ah, 0);
--
-+ ath_setintmit(sc);
- ath_update_txpow(sc); /* update tx power state */
- ath_radar_update(sc);
- ath_setdefantenna(sc, sc->sc_defant);
-@@ -4174,6 +4211,8 @@ ath_calcrxfilter(struct ath_softc *sc)
- if (sc->sc_nmonvaps > 0)
- rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON |
- HAL_RX_FILTER_PROBEREQ | HAL_RX_FILTER_PROM);
-+ if (sc->sc_hasintmit && !sc->sc_needmib && ath_hal_getintmit(ah, NULL))
-+ rfilt |= HAL_RX_FILTER_PHYERR;
- if (sc->sc_curchan.privFlags & CHANNEL_DFS)
- rfilt |= (HAL_RX_FILTER_PHYERR | HAL_RX_FILTER_PHYRADAR);
- return rfilt;
-@@ -6526,9 +6565,6 @@ process_rx_again:
- rs->rs_rssi = 0;
-
- len = rs->rs_datalen;
-- /* DMA sync. dies spectacularly if len == 0 */
-- if (len == 0)
-- goto rx_next;
-
- if (rs->rs_more) {
- /*
-@@ -8876,9 +8912,7 @@ ath_chan_set(struct ath_softc *sc, struc
- if (sc->sc_softled)
- ath_hal_gpioCfgOutput(ah, sc->sc_ledpin);
-
-- if ((sc->sc_opmode != HAL_M_STA) && sc->sc_hasintmit)
-- ath_hal_setintmit(ah, 0);
--
-+ ath_setintmit(sc);
- sc->sc_curchan = hchan;
- ath_update_txpow(sc); /* update tx power state */
- ath_radar_update(sc);
-@@ -10655,9 +10689,54 @@ enum {
- ATH_RP_IGNORED = 24,
- ATH_RADAR_IGNORED = 25,
- ATH_MAXVAPS = 26,
-+ ATH_INTMIT = 27,
-+ ATH_NOISE_IMMUNITY = 28,
-+ ATH_OFDM_WEAK_DET = 29
- };
-
- static int
-+ath_sysctl_set_intmit(struct ath_softc *sc, long ctl, u_int val)
-+{
-+ int ret;
-+
-+ switch(ctl) {
-+ case ATH_INTMIT:
-+ sc->sc_intmit = val;
-+ break;
-+ case ATH_NOISE_IMMUNITY:
-+ sc->sc_noise_immunity = val;
-+ break;
-+ case ATH_OFDM_WEAK_DET:
-+ sc->sc_ofdm_weak_det = val;
-+ break;
-+ default:
-+ return -EINVAL;
-+ }
-+ ret = ath_setintmit(sc);
-+ ath_calcrxfilter(sc);
-+ return ret;
-+}
-+
-+static int
-+ath_sysctl_get_intmit(struct ath_softc *sc, long ctl, u_int *val)
-+{
-+ struct ath_hal *ah = sc->sc_ah;
-+
-+ switch(ctl) {
-+ case ATH_INTMIT:
-+ *val = (ath_hal_getcapability(ah, HAL_CAP_INTMIT, 1, NULL) == HAL_OK);
-+ break;
-+ case ATH_NOISE_IMMUNITY:
-+ return ath_hal_getcapability(ah, HAL_CAP_INTMIT, 2, val);
-+ case ATH_OFDM_WEAK_DET:
-+ return ath_hal_getcapability(ah, HAL_CAP_INTMIT, 3, val);
-+ default:
-+ return -EINVAL;
-+ }
-+ return 0;
-+}
-+
-+static int
- ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl, write, filp, buffer, lenp, ppos)
- {
- struct ath_softc *sc = ctl->extra1;
-@@ -10843,6 +10922,11 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
- case ATH_RADAR_IGNORED:
- sc->sc_radar_ignored = val;
- break;
-+ case ATH_INTMIT:
-+ case ATH_NOISE_IMMUNITY:
-+ case ATH_OFDM_WEAK_DET:
-+ ret = ath_sysctl_set_intmit(sc, (long)ctl->extra2, val);
-+ break;
- default:
- ret = -EINVAL;
- break;
-@@ -10909,6 +10993,11 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
- case ATH_RADAR_IGNORED:
- val = sc->sc_radar_ignored;
- break;
-+ case ATH_INTMIT:
-+ case ATH_NOISE_IMMUNITY:
-+ case ATH_OFDM_WEAK_DET:
-+ ret = ath_sysctl_get_intmit(sc, (long)ctl->extra2, &val);
-+ break;
- default:
- ret = -EINVAL;
- break;
-@@ -11086,6 +11175,24 @@ static const ctl_table ath_sysctl_templa
- .proc_handler = ath_sysctl_halparam,
- .extra2 = (void *)ATH_RADAR_IGNORED,
- },
-+ { .ctl_name = CTL_AUTO,
-+ .procname = "intmit",
-+ .mode = 0644,
-+ .proc_handler = ath_sysctl_halparam,
-+ .extra2 = (void *)ATH_INTMIT,
-+ },
-+ { .ctl_name = CTL_AUTO,
-+ .procname = "noise_immunity",
-+ .mode = 0644,
-+ .proc_handler = ath_sysctl_halparam,
-+ .extra2 = (void *)ATH_NOISE_IMMUNITY,
-+ },
-+ { .ctl_name = CTL_AUTO,
-+ .procname = "ofdm_weak_det",
-+ .mode = 0644,
-+ .proc_handler = ath_sysctl_halparam,
-+ .extra2 = (void *)ATH_OFDM_WEAK_DET,
-+ },
- { 0 }
- };
-
---- a/ath/if_athvar.h
-+++ b/ath/if_athvar.h
-@@ -693,6 +693,10 @@ struct ath_softc {
- unsigned int sc_txcont_power; /* Continuous transmit power in 0.5dBm units */
- unsigned int sc_txcont_rate; /* Continuous transmit rate in Mbps */
-
-+ int8_t sc_intmit; /* Interference mitigation enabled, -1 = auto, based on mode, 0/1 = off/on */
-+ int8_t sc_noise_immunity; /* Noise immunity level, 0-4, -1 == auto) */
-+ int8_t sc_ofdm_weak_det; /* OFDM weak frames detection, -1 == auto */
-+
- /* rate tables */
- const HAL_RATE_TABLE *sc_rates[IEEE80211_MODE_MAX];
- const HAL_RATE_TABLE *sc_currates; /* current rate table */
---- a/ath/if_ath_hal.h
-+++ b/ath/if_ath_hal.h
-@@ -67,14 +67,14 @@ static inline HAL_POWER_MODE ath_hal_get
-
- static inline HAL_BOOL ath_hal_getdiagstate(struct ath_hal *ah, int request,
- const void *args, u_int32_t argsize,
-- void **result,
-+ void *result,
- u_int32_t *resultsize)
- {
- HAL_BOOL ret;
- ATH_HAL_LOCK_IRQ(ah->ah_sc);
- ath_hal_set_function(__func__);
- ret =
-- ah->ah_getDiagState(ah, request, args, argsize, *result,
-+ ah->ah_getDiagState(ah, request, args, argsize, result,
- resultsize);
- ath_hal_set_function(NULL);
- ATH_HAL_UNLOCK_IRQ(ah->ah_sc);
projects / openwrt / staging / chunkeey.git / blobdiff