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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-08-01 12:15:15 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-08-01 12:15:15 +0000
commit99a41c0ace85fce0efca7bedd39d0c88429fdc12 (patch)
tree88aa050ff0bbb96dbd78955e42fcc1b26ee5c800 /package/mac80211/patches/545-ath9k_timing_settings.patch
parent4371be6c65c16464d42c70ebabc476f036618166 (diff)
ath9k: fold patches that were merged upstream into 300-pending_work.patch
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27860 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/545-ath9k_timing_settings.patch')
-rw-r--r--package/mac80211/patches/545-ath9k_timing_settings.patch106
1 files changed, 0 insertions, 106 deletions
diff --git a/package/mac80211/patches/545-ath9k_timing_settings.patch b/package/mac80211/patches/545-ath9k_timing_settings.patch
deleted file mode 100644
index d83b150825..0000000000
--- a/package/mac80211/patches/545-ath9k_timing_settings.patch
+++ /dev/null
@@ -1,106 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -914,6 +914,13 @@ static void ath9k_hw_init_interrupt_mask
- }
- }
-
-+static void ath9k_hw_set_sifs_time(struct ath_hw *ah, u32 us)
-+{
-+ u32 val = ath9k_hw_mac_to_clks(ah, us - 2);
-+ val = min(val, (u32) 0xFFFF);
-+ REG_WRITE(ah, AR_D_GBL_IFS_SIFS, val);
-+}
-+
- static void ath9k_hw_setslottime(struct ath_hw *ah, u32 us)
- {
- u32 val = ath9k_hw_mac_to_clks(ah, us);
-@@ -951,25 +958,60 @@ static bool ath9k_hw_set_global_txtimeou
-
- void ath9k_hw_init_global_settings(struct ath_hw *ah)
- {
-- struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
-+ struct ath_common *common = ath9k_hw_common(ah);
-+ struct ieee80211_conf *conf = &common->hw->conf;
-+ const struct ath9k_channel *chan = ah->curchan;
- int acktimeout;
- int slottime;
- int sifstime;
-+ int rx_lat = 0, tx_lat = 0, eifs = 0;
-+ u32 reg;
-
- ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET, "ah->misc_mode 0x%x\n",
- ah->misc_mode);
-
-+ if (!chan)
-+ return;
-+
- if (ah->misc_mode != 0)
- REG_SET_BIT(ah, AR_PCU_MISC, ah->misc_mode);
-
-- if (conf->channel && conf->channel->band == IEEE80211_BAND_5GHZ)
-- sifstime = 16;
-- else
-- sifstime = 10;
-+ rx_lat = 37;
-+ tx_lat = 54;
-+
-+ if (IS_CHAN_HALF_RATE(chan)) {
-+ eifs = 175;
-+ rx_lat *= 2;
-+ tx_lat *= 2;
-+ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
-+ tx_lat += 11;
-+
-+ slottime = 13;
-+ sifstime = 32;
-+ } else if (IS_CHAN_QUARTER_RATE(chan)) {
-+ eifs = 340;
-+ rx_lat *= 4;
-+ tx_lat *= 4;
-+ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
-+ tx_lat += 22;
-+
-+ slottime = 21;
-+ sifstime = 64;
-+ } else {
-+ eifs = REG_READ(ah, AR_D_GBL_IFS_EIFS);
-+ reg = REG_READ(ah, AR_USEC);
-+ rx_lat = MS(reg, AR_USEC_RX_LAT);
-+ tx_lat = MS(reg, AR_USEC_TX_LAT);
-+
-+ slottime = ah->slottime;
-+ if (IS_CHAN_5GHZ(chan))
-+ sifstime = 16;
-+ else
-+ sifstime = 10;
-+ }
-
- /* As defined by IEEE 802.11-2007 17.3.8.6 */
-- slottime = ah->slottime + 3 * ah->coverage_class;
-- acktimeout = slottime + sifstime;
-+ acktimeout = slottime + sifstime + 3 * ah->coverage_class;
-
- /*
- * Workaround for early ACK timeouts, add an offset to match the
-@@ -981,11 +1023,20 @@ void ath9k_hw_init_global_settings(struc
- if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
- acktimeout += 64 - sifstime - ah->slottime;
-
-- ath9k_hw_setslottime(ah, ah->slottime);
-+ ath9k_hw_set_sifs_time(ah, sifstime);
-+ ath9k_hw_setslottime(ah, slottime);
- ath9k_hw_set_ack_timeout(ah, acktimeout);
- ath9k_hw_set_cts_timeout(ah, acktimeout);
- if (ah->globaltxtimeout != (u32) -1)
- ath9k_hw_set_global_txtimeout(ah, ah->globaltxtimeout);
-+
-+ REG_WRITE(ah, AR_D_GBL_IFS_EIFS, ath9k_hw_mac_to_clks(ah, eifs));
-+ REG_RMW(ah, AR_USEC,
-+ (common->clockrate - 1) |
-+ SM(rx_lat, AR_USEC_RX_LAT) |
-+ SM(tx_lat, AR_USEC_TX_LAT),
-+ AR_USEC_TX_LAT | AR_USEC_RX_LAT | AR_USEC_USEC);
-+
- }
- EXPORT_SYMBOL(ath9k_hw_init_global_settings);
-