diff options
| -rw-r--r-- | package/madwifi/patches/315-power_drop_PR1695.patch | 39 | ||||
| -rw-r--r-- | package/madwifi/patches/330-beaconcal.patch | 155 |
2 files changed, 155 insertions, 39 deletions
diff --git a/package/madwifi/patches/315-power_drop_PR1695.patch b/package/madwifi/patches/315-power_drop_PR1695.patch deleted file mode 100644 index 6b512b564..000000000 --- a/package/madwifi/patches/315-power_drop_PR1695.patch +++ /dev/null @@ -1,39 +0,0 @@ -The attached patch fixes the problem of very weak packets being send out -after periodic calibration - -Signed-off-by: Karol Kowalik <karol.kowalik@cnri.dit.ie> -Index: madwifi-dfs-r3252/ath/if_ath.c -=================================================================== ---- madwifi-dfs-r3252.orig/ath/if_ath.c 2008-01-26 03:56:26.461576124 +0100 -+++ madwifi-dfs-r3252/ath/if_ath.c 2008-01-26 03:58:50.628969172 +0100 -@@ -8875,6 +8875,9 @@ - struct ieee80211com *ic = &sc->sc_ic; - /* u_int32_t nchans; */ - HAL_BOOL isIQdone = AH_FALSE; -+ u_int8_t papd_probe_power; -+ u_int8_t papd_probe_power_max = 63; -+ u_int16_t crnt_power_hdBm = sc->sc_curtxpow; - - sc->sc_stats.ast_per_cal++; - DPRINTF(sc, ATH_DEBUG_CALIBRATE, -@@ -8912,6 +8915,20 @@ - sc->sc_stats.ast_per_calfail++; - } - -+ /* -+ * After calibration is done we need to update AR5K_PHY_PAPD_PROBE -+ * register with the probe_tx_power equal to current tx_power -+ * otherwise a power drop may be observed -+ */ -+ crnt_power_hdBm = crnt_power_hdBm <= ic->ic_txpowlimit ? crnt_power_hdBm : ic->ic_txpowlimit; -+ papd_probe_power = papd_probe_power_max - (ic->ic_txpowlimit - crnt_power_hdBm); -+#define AR5K_PHY_PAPD_PROBE_TX_NEXT 0x00008000 -+#define AR5K_PHY_PAPD_PROBE 0x9930 -+ OS_REG_WRITE(ah, AR5K_PHY_PAPD_PROBE, -+ AR5K_PHY_PAPD_PROBE_TX_NEXT | (papd_probe_power << 9)); -+#undef AR5K_PHY_PAPD_PROBE_TX_NEXT -+#undef AR5K_PHY_PAPD_PROBE -+ - ath_hal_process_noisefloor(ah); - if (isIQdone == AH_TRUE) { - /* Unless user has overridden calibration interval, diff --git a/package/madwifi/patches/330-beaconcal.patch b/package/madwifi/patches/330-beaconcal.patch new file mode 100644 index 000000000..7dc7b937b --- /dev/null +++ b/package/madwifi/patches/330-beaconcal.patch @@ -0,0 +1,155 @@ +Index: madwifi-trunk-r3314/ath/if_ath.c +=================================================================== +--- madwifi-trunk-r3314.orig/ath/if_ath.c 2008-02-06 20:27:16.005587752 +0100 ++++ madwifi-trunk-r3314/ath/if_ath.c 2008-02-06 22:06:51.778996341 +0100 +@@ -395,6 +395,7 @@ + static int maxvaps = -1; + static int outdoor = -1; + static int xchanmode = -1; ++static int beacon_cal = 1; + + static const char *hal_status_desc[] = { + "No error", +@@ -420,6 +421,7 @@ + }; + + #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,52)) ++MODULE_PARM(beacon_cal, "i"); + MODULE_PARM(countrycode, "i"); + MODULE_PARM(maxvaps, "i"); + MODULE_PARM(outdoor, "i"); +@@ -432,6 +434,7 @@ + MODULE_PARM(ratectl, "s"); + #else + #include <linux/moduleparam.h> ++module_param(beacon_cal, int, 0600); + module_param(countrycode, int, 0600); + module_param(maxvaps, int, 0600); + module_param(outdoor, int, 0600); +@@ -2594,7 +2597,8 @@ + } + if (!sc->sc_invalid) { + del_timer_sync(&sc->sc_dfs_cac_timer); +- del_timer_sync(&sc->sc_cal_ch); ++ if (!sc->sc_beacon_cal) ++ del_timer_sync(&sc->sc_cal_ch); + } + ath_draintxq(sc); + if (!sc->sc_invalid) { +@@ -2611,6 +2615,20 @@ + return 0; + } + ++static void ath_set_beacon_cal(struct ath_softc *sc, int val) ++{ ++ if (sc->sc_beacon_cal == !!val) ++ return; ++ ++ if (val) { ++ del_timer_sync(&sc->sc_cal_ch); ++ } else { ++ sc->sc_cal_ch.expires = jiffies + (ath_calinterval * HZ); ++ add_timer(&sc->sc_cal_ch); ++ } ++ sc->sc_beacon_cal = !!val && beacon_cal; ++} ++ + /* + * Stop the device, grabbing the top-level lock to protect + * against concurrent entry through ath_init (which can happen +@@ -5141,6 +5159,8 @@ + "Invoking ath_hal_txstart with sc_bhalq: %d\n", + sc->sc_bhalq); + ath_hal_txstart(ah, sc->sc_bhalq); ++ if (sc->sc_beacon_cal && (jiffies > sc->sc_lastcal + (ath_calinterval * HZ))) ++ ath_calibrate((unsigned long) sc->sc_dev); + + sc->sc_stats.ast_be_xmit++; /* XXX per-VAP? */ + } +@@ -5390,6 +5410,7 @@ + ath_hal_beacontimers(ah, &bs); + sc->sc_imask |= HAL_INT_BMISS; + ath_hal_intrset(ah, sc->sc_imask); ++ ath_set_beacon_cal(sc, 0); + } else { + ath_hal_intrset(ah, 0); + if (reset_tsf) +@@ -5401,8 +5422,11 @@ + */ + intval |= HAL_BEACON_ENA; + sc->sc_imask |= HAL_INT_SWBA; ++ ath_set_beacon_cal(sc, 1); + ath_beaconq_config(sc); +- } ++ } else ++ ath_set_beacon_cal(sc, 0); ++ + #ifdef ATH_SUPERG_DYNTURBO + ath_beacon_dturbo_config(vap, intval & + ~(HAL_BEACON_RESET_TSF | HAL_BEACON_ENA)); +@@ -8864,6 +8888,9 @@ + /* Enter DFS wait period */ + mod_timer(&sc->sc_dfs_cac_timer, + jiffies + (sc->sc_dfs_cac_period * HZ)); ++ ++ /* This is a good time to start a calibration */ ++ ath_set_beacon_cal(sc, 1); + } + /* + * re configure beacons when it is a turbo mode switch. +@@ -8973,8 +9000,11 @@ + sc->sc_curchan.channel, sc->sc_curchan.channelFlags, + isIQdone ? "done" : "not done"); + +- sc->sc_cal_ch.expires = jiffies + (ath_calinterval * HZ); +- add_timer(&sc->sc_cal_ch); ++ sc->sc_lastcal = jiffies; ++ if (!sc->sc_beacon_cal) { ++ sc->sc_cal_ch.expires = jiffies + (ath_calinterval * HZ); ++ add_timer(&sc->sc_cal_ch); ++ } + } + + static void +@@ -9081,7 +9111,8 @@ + ieee80211_state_name[vap->iv_state], + ieee80211_state_name[nstate]); + +- del_timer(&sc->sc_cal_ch); /* periodic calibration timer */ ++ if (!sc->sc_beacon_cal) ++ del_timer(&sc->sc_cal_ch); /* periodic calibration timer */ + + ath_hal_setledstate(ah, leds[nstate]); /* set LED */ + netif_stop_queue(dev); /* before we do anything else */ +@@ -9306,7 +9337,8 @@ + "VAP -> DFSWAIT_PENDING \n"); + /* start calibration timer with a really small value + * 1/10 sec */ +- mod_timer(&sc->sc_cal_ch, jiffies + (HZ/10)); ++ if (!sc->sc_beacon_cal) ++ mod_timer(&sc->sc_cal_ch, jiffies + (HZ/10)); + /* wake the receiver */ + netif_wake_queue(dev); + /* don't do the other usual stuff... */ +@@ -9349,7 +9381,7 @@ + error = avp->av_newstate(vap, nstate, arg); + + /* Finally, start any timers. */ +- if (nstate == IEEE80211_S_RUN) { ++ if (nstate == IEEE80211_S_RUN && !sc->sc_beacon_cal) { + /* start periodic recalibration timer */ + mod_timer(&sc->sc_cal_ch, jiffies + (ath_calinterval * HZ)); + } +Index: madwifi-trunk-r3314/ath/if_athvar.h +=================================================================== +--- madwifi-trunk-r3314.orig/ath/if_athvar.h 2008-02-06 20:27:08.969186784 +0100 ++++ madwifi-trunk-r3314/ath/if_athvar.h 2008-02-06 20:27:24.670081522 +0100 +@@ -778,6 +778,8 @@ + struct ieee80211vap **sc_bslot; /* beacon xmit slots */ + int sc_bnext; /* next slot for beacon xmit */ + ++ int sc_beacon_cal; /* use beacon timer for calibration */ ++ u_int64_t sc_lastcal; /* last time the calibration was performed */ + struct timer_list sc_cal_ch; /* calibration timer */ + HAL_NODE_STATS sc_halstats; /* station-mode rssi stats */ + |