openwrt/package/mac80211/patches/463-ath5k_fix_slottime.patch

43 lines
1.4 KiB
Diff

--- a/drivers/net/wireless/ath/ath5k/ath5k.h
+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
@@ -1057,6 +1057,7 @@ struct ath5k_hw {
u8 ah_coverage_class;
bool ah_ack_bitrate_high;
u8 ah_bwmode;
+ bool ah_short_slot;
/* Antenna Control */
u32 ah_ant_ctl[AR5K_EEPROM_N_MODES][AR5K_ANT_MAX];
--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
@@ -282,6 +282,15 @@ ath5k_bss_info_changed(struct ieee80211_
if (changes & BSS_CHANGED_BEACON_INT)
sc->bintval = bss_conf->beacon_int;
+ if (changes & BSS_CHANGED_ERP_SLOT) {
+ int slot_time;
+
+ ah->ah_short_slot = bss_conf->use_short_slot;
+ slot_time = ath5k_hw_get_default_slottime(ah) +
+ 3 * ah->ah_coverage_class;
+ ath5k_hw_set_ifs_intervals(ah, slot_time);
+ }
+
if (changes & BSS_CHANGED_ASSOC) {
avf->assoc = bss_conf->assoc;
if (bss_conf->assoc)
--- a/drivers/net/wireless/ath/ath5k/pcu.c
+++ b/drivers/net/wireless/ath/ath5k/pcu.c
@@ -151,9 +151,9 @@ unsigned int ath5k_hw_get_default_slotti
slot_time = AR5K_INIT_SLOT_TIME_QUARTER_RATE;
break;
case AR5K_BWMODE_DEFAULT:
- slot_time = AR5K_INIT_SLOT_TIME_DEFAULT;
default:
- if (channel->hw_value & CHANNEL_CCK)
+ slot_time = AR5K_INIT_SLOT_TIME_DEFAULT;
+ if ((channel->hw_value & CHANNEL_CCK) && !ah->ah_short_slot)
slot_time = AR5K_INIT_SLOT_TIME_B;
break;
}