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madwifi: allow ad-hoc mode with software based TSF merging (hardware merging can screw up the internal timers and cause transmit hangs) - based on a patch by sven-ola. activated by wlanconfig's nosbeacon flag

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12883 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2008-10-07 01:39:38 +00:00
parent dc1f0c32c7
commit e9fd938246
10 changed files with 123 additions and 18 deletions
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14
package/madwifi/patches/375-atim_tsf_update.patch
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@@ -8,7 +8,7 @@
static int ath_desc_alloc(struct ath_softc *);
static void ath_desc_free(struct ath_softc *);
static void ath_desc_swap(struct ath_desc *);
@@ -2783,6 +2784,72 @@
@@ -2793,6 +2794,72 @@
return 1;
}
@@ -81,7 +81,7 @@
/*
* Reset the hardware w/o losing operational state. This is
* basically a more efficient way of doing ath_stop, ath_init,
@@ -5282,6 +5349,7 @@
@@ -5292,6 +5359,7 @@
u_int64_t tsf, hw_tsf;
u_int32_t tsftu, hw_tsftu;
u_int32_t intval, nexttbtt = 0;
@@ -89,7 +89,7 @@
int reset_tsf = 0;
if (vap == NULL)
@@ -5289,6 +5357,9 @@
@@ -5299,6 +5367,9 @@
ni = vap->iv_bss;
@@ -99,7 +99,7 @@
hw_tsf = ath_hal_gettsf64(ah);
tsf = le64_to_cpu(ni->ni_tstamp.tsf);
hw_tsftu = hw_tsf >> 10;
@@ -5478,15 +5549,27 @@
@@ -5488,15 +5559,27 @@
<= ath_hal_sw_beacon_response_time)
nexttbtt += intval;
sc->sc_nexttbtt = nexttbtt;
@@ -115,7 +115,7 @@
sc->sc_bmisscount = 0;
ath_hal_intrset(ah, sc->sc_imask);
+
+ if (ath_hw_check_atim(sc, 1, intval & HAL_BEACON_PERIOD)) {
+ if ((sc->sc_opmode == HAL_M_IBSS) && ath_hw_check_atim(sc, 1, intval & HAL_BEACON_PERIOD)) {
+ DPRINTF(sc, ATH_DEBUG_BEACON,
+ "fixed atim window after beacon init\n");
+ }
@@ -127,11 +127,11 @@
/* We print all debug messages here, in order to preserve the
* time critical aspect of this function */
DPRINTF(sc, ATH_DEBUG_BEACON,
@@ -6389,6 +6472,11 @@
@@ -6399,6 +6482,11 @@
DPRINTF(sc, ATH_DEBUG_BEACON,
"Updated beacon timers\n");
}
+ if ((sc->sc_opmode == IEEE80211_M_IBSS) &&
+ if ((sc->sc_opmode == HAL_M_IBSS) &&
+ IEEE80211_ADDR_EQ(ni->ni_bssid, vap->iv_bss->ni_bssid) &&
+ ath_hw_check_atim(sc, 1, vap->iv_bss->ni_intval)) {
+ DPRINTF(sc, ATH_DEBUG_ANY, "Fixed ATIM window after beacon recv\n");