From fc16d8ae02579f362aed18016e3a46118352d12c Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 30 Jul 2010 22:18:57 +0000
Subject: [PATCH] mac80211: update to 2010-07-29, add pending patches to fix
further issues with calibration
SVN-Revision: 22419
---
package/mac80211/Makefile | 4 +-
.../patches/130-printk_debug_revert.patch | 69 ++
.../520-mac80211_offchannel_conf.patch | 35 -
..._cal_data.patch => 520-pending_work.patch} | 830 +++++++++++++-----
.../patches/521-ath9k_no_offchannel_cal.patch | 201 -----
.../523-ath9k_nfcal_timeout_handling.patch | 140 ---
6 files changed, 662 insertions(+), 617 deletions(-)
create mode 100644 package/mac80211/patches/130-printk_debug_revert.patch
delete mode 100644 package/mac80211/patches/520-mac80211_offchannel_conf.patch
rename package/mac80211/patches/{522-ath9k_cleanup_cal_data.patch => 520-pending_work.patch} (59%)
delete mode 100644 package/mac80211/patches/521-ath9k_no_offchannel_cal.patch
delete mode 100644 package/mac80211/patches/523-ath9k_nfcal_timeout_handling.patch
diff --git a/package/mac80211/Makefile b/package/mac80211/Makefile
index 8db6eb6add..84e534538f 100644
--- a/package/mac80211/Makefile
+++ b/package/mac80211/Makefile
@@ -10,12 +10,12 @@ include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=mac80211
-PKG_VERSION:=2010-07-26
+PKG_VERSION:=2010-07-29
PKG_RELEASE:=1
PKG_SOURCE_URL:=http://mirror2.openwrt.org/sources
# http://www.orbit-lab.org/kernel/compat-wireless-2.6/2010/11 \
# http://wireless.kernel.org/download/compat-wireless-2.6
-PKG_MD5SUM:=4388547c8cf60a895d9ee64420df2f25
+PKG_MD5SUM:=fcfb757939c4718efbf9c87ca59c6932
PKG_SOURCE:=compat-wireless-$(PKG_VERSION).tar.bz2
PKG_BUILD_DIR:=$(KERNEL_BUILD_DIR)/compat-wireless-$(PKG_VERSION)
diff --git a/package/mac80211/patches/130-printk_debug_revert.patch b/package/mac80211/patches/130-printk_debug_revert.patch
new file mode 100644
index 0000000000..232902e8ca
--- /dev/null
+++ b/package/mac80211/patches/130-printk_debug_revert.patch
@@ -0,0 +1,69 @@
+--- a/include/net/cfg80211.h
++++ b/include/net/cfg80211.h
+@@ -2443,9 +2443,8 @@ void cfg80211_cqm_rssi_notify(struct net
+ wiphy_printk(KERN_NOTICE, wiphy, format, ##args)
+ #define wiphy_info(wiphy, format, args...) \
+ wiphy_printk(KERN_INFO, wiphy, format, ##args)
+-
+-int wiphy_debug(const struct wiphy *wiphy, const char *format, ...)
+- __attribute__ ((format (printf, 2, 3)));
++#define wiphy_debug(wiphy, format, args...) \
++ wiphy_printk(KERN_DEBUG, wiphy, format, ##args)
+
+ #if defined(DEBUG)
+ #define wiphy_dbg(wiphy, format, args...) \
+--- a/net/wireless/core.c
++++ b/net/wireless/core.c
+@@ -921,52 +921,3 @@ static void __exit cfg80211_exit(void)
+ destroy_workqueue(cfg80211_wq);
+ }
+ module_exit(cfg80211_exit);
+-
+-static int ___wiphy_printk(const char *level, const struct wiphy *wiphy,
+- struct va_format *vaf)
+-{
+- if (!wiphy)
+- return printk("%s(NULL wiphy *): %pV", level, vaf);
+-
+- return printk("%s%s: %pV", level, wiphy_name(wiphy), vaf);
+-}
+-
+-int __wiphy_printk(const char *level, const struct wiphy *wiphy,
+- const char *fmt, ...)
+-{
+- struct va_format vaf;
+- va_list args;
+- int r;
+-
+- va_start(args, fmt);
+-
+- vaf.fmt = fmt;
+- vaf.va = &args;
+-
+- r = ___wiphy_printk(level, wiphy, &vaf);
+- va_end(args);
+-
+- return r;
+-}
+-EXPORT_SYMBOL(__wiphy_printk);
+-
+-#define define_wiphy_printk_level(func, kern_level) \
+-int func(const struct wiphy *wiphy, const char *fmt, ...) \
+-{ \
+- struct va_format vaf; \
+- va_list args; \
+- int r; \
+- \
+- va_start(args, fmt); \
+- \
+- vaf.fmt = fmt; \
+- vaf.va = &args; \
+- \
+- r = ___wiphy_printk(kern_level, wiphy, &vaf); \
+- va_end(args); \
+- \
+- return r; \
+-} \
+-EXPORT_SYMBOL(func);
+-
+-define_wiphy_printk_level(wiphy_debug, KERN_DEBUG);
diff --git a/package/mac80211/patches/520-mac80211_offchannel_conf.patch b/package/mac80211/patches/520-mac80211_offchannel_conf.patch
deleted file mode 100644
index deb0d06cb5..0000000000
--- a/package/mac80211/patches/520-mac80211_offchannel_conf.patch
+++ /dev/null
@@ -1,35 +0,0 @@
---- a/include/net/mac80211.h
-+++ b/include/net/mac80211.h
-@@ -625,11 +625,14 @@ struct ieee80211_rx_status {
- * may turn the device off as much as possible. Typically, this flag will
- * be set when an interface is set UP but not associated or scanning, but
- * it can also be unset in that case when monitor interfaces are active.
-+ * @IEEE80211_CONF_OFFCHANNEL: The device is currently not on its main
-+ * operating channel.
- */
- enum ieee80211_conf_flags {
- IEEE80211_CONF_MONITOR = (1<<0),
- IEEE80211_CONF_PS = (1<<1),
- IEEE80211_CONF_IDLE = (1<<2),
-+ IEEE80211_CONF_OFFCHANNEL = (1<<3),
- };
-
-
---- a/net/mac80211/main.c
-+++ b/net/mac80211/main.c
-@@ -111,12 +111,15 @@ int ieee80211_hw_config(struct ieee80211
- if (scan_chan) {
- chan = scan_chan;
- channel_type = NL80211_CHAN_NO_HT;
-+ local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL;
- } else if (local->tmp_channel) {
- chan = scan_chan = local->tmp_channel;
- channel_type = local->tmp_channel_type;
-+ local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL;
- } else {
- chan = local->oper_channel;
- channel_type = local->_oper_channel_type;
-+ local->hw.conf.flags &= ~IEEE80211_CONF_OFFCHANNEL;
- }
-
- if (chan != local->hw.conf.channel ||
diff --git a/package/mac80211/patches/522-ath9k_cleanup_cal_data.patch b/package/mac80211/patches/520-pending_work.patch
similarity index 59%
rename from package/mac80211/patches/522-ath9k_cleanup_cal_data.patch
rename to package/mac80211/patches/520-pending_work.patch
index a4b6e456b8..bcbbaf66b7 100644
--- a/package/mac80211/patches/522-ath9k_cleanup_cal_data.patch
+++ b/package/mac80211/patches/520-pending_work.patch
@@ -1,66 +1,216 @@
---- a/drivers/net/wireless/ath/ath9k/hw.h
-+++ b/drivers/net/wireless/ath/ath9k/hw.h
-@@ -346,19 +346,24 @@ enum ath9k_int {
- CHANNEL_HT40PLUS | \
- CHANNEL_HT40MINUS)
+--- a/net/mac80211/main.c
++++ b/net/mac80211/main.c
+@@ -103,11 +103,13 @@ int ieee80211_hw_config(struct ieee80211
+ int ret = 0;
+ int power;
+ enum nl80211_channel_type channel_type;
++ u32 offchannel_flag;
+
+ might_sleep();
+
+ scan_chan = local->scan_channel;
+
++ offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
+ if (scan_chan) {
+ chan = scan_chan;
+ channel_type = NL80211_CHAN_NO_HT;
+@@ -121,8 +123,9 @@ int ieee80211_hw_config(struct ieee80211
+ channel_type = local->_oper_channel_type;
+ local->hw.conf.flags &= ~IEEE80211_CONF_OFFCHANNEL;
+ }
++ offchannel_flag ^= local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
--struct ath9k_channel {
-- struct ieee80211_channel *chan;
-+struct ath9k_hw_cal_data {
- u16 channel;
- u32 channelFlags;
-- u32 chanmode;
- int32_t CalValid;
-- bool oneTimeCalsDone;
- int8_t iCoff;
- int8_t qCoff;
- int16_t rawNoiseFloor;
- bool paprd_done;
- u16 small_signal_gain[AR9300_MAX_CHAINS];
- u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
-+ struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
-+};
+- if (chan != local->hw.conf.channel ||
++ if (offchannel_flag || chan != local->hw.conf.channel ||
+ channel_type != local->hw.conf.channel_type) {
+ local->hw.conf.channel = chan;
+ local->hw.conf.channel_type = channel_type;
+--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+@@ -63,6 +63,7 @@ static bool ar9002_hw_per_calibration(st
+ u8 rxchainmask,
+ struct ath9k_cal_list *currCal)
+ {
++ struct ath9k_hw_cal_data *caldata = ah->caldata;
+ bool iscaldone = false;
+
+ if (currCal->calState == CAL_RUNNING) {
+@@ -81,14 +82,14 @@ static bool ar9002_hw_per_calibration(st
+ }
+
+ currCal->calData->calPostProc(ah, numChains);
+- ichan->CalValid |= currCal->calData->calType;
++ caldata->CalValid |= currCal->calData->calType;
+ currCal->calState = CAL_DONE;
+ iscaldone = true;
+ } else {
+ ar9002_hw_setup_calibration(ah, currCal);
+ }
+ }
+- } else if (!(ichan->CalValid & currCal->calData->calType)) {
++ } else if (!(caldata->CalValid & currCal->calData->calType)) {
+ ath9k_hw_reset_calibration(ah, currCal);
+ }
+
+@@ -686,8 +687,13 @@ static bool ar9002_hw_calibrate(struct a
+ {
+ bool iscaldone = true;
+ struct ath9k_cal_list *currCal = ah->cal_list_curr;
++ bool nfcal, nfcal_pending = false;
+
+- if (currCal &&
++ nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF);
++ if (ah->caldata)
++ nfcal_pending = ah->caldata->nfcal_pending;
+
-+struct ath9k_channel {
-+ struct ieee80211_channel *chan;
-+ u16 channel;
-+ u32 channelFlags;
-+ u32 chanmode;
- };
++ if (currCal && !nfcal &&
+ (currCal->calState == CAL_RUNNING ||
+ currCal->calState == CAL_WAITING)) {
+ iscaldone = ar9002_hw_per_calibration(ah, chan,
+@@ -703,7 +709,7 @@ static bool ar9002_hw_calibrate(struct a
+ }
- #define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
-@@ -669,7 +674,7 @@ struct ath_hw {
- enum nl80211_iftype opmode;
- enum ath9k_power_mode power_mode;
+ /* Do NF cal only at longer intervals */
+- if (longcal) {
++ if (longcal || nfcal_pending) {
+ /* Do periodic PAOffset Cal */
+ ar9002_hw_pa_cal(ah, false);
+ ar9002_hw_olc_temp_compensation(ah);
+@@ -712,16 +718,18 @@ static bool ar9002_hw_calibrate(struct a
+ * Get the value from the previous NF cal and update
+ * history buffer.
+ */
+- ath9k_hw_getnf(ah, chan);
+-
+- /*
+- * Load the NF from history buffer of the current channel.
+- * NF is slow time-variant, so it is OK to use a historical
+- * value.
+- */
+- ath9k_hw_loadnf(ah, ah->curchan);
++ if (ath9k_hw_getnf(ah, chan)) {
++ /*
++ * Load the NF from history buffer of the current
++ * channel.
++ * NF is slow time-variant, so it is OK to use a
++ * historical value.
++ */
++ ath9k_hw_loadnf(ah, ah->curchan);
++ }
+
+- ath9k_hw_start_nfcal(ah);
++ if (longcal)
++ ath9k_hw_start_nfcal(ah, false);
+ }
-- struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
-+ struct ath9k_hw_cal_data *caldata;
- struct ath9k_pacal_info pacal_info;
- struct ar5416Stats stats;
- struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
-@@ -863,7 +868,7 @@ const char *ath9k_hw_probe(u16 vendorid,
- void ath9k_hw_deinit(struct ath_hw *ah);
- int ath9k_hw_init(struct ath_hw *ah);
- int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
-- bool bChannelChange);
-+ struct ath9k_hw_cal_data *caldata, bool bChannelChange);
- int ath9k_hw_fill_cap_info(struct ath_hw *ah);
- u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
+ return iscaldone;
+@@ -869,8 +877,10 @@ static bool ar9002_hw_init_cal(struct at
+ ar9002_hw_pa_cal(ah, true);
-@@ -958,9 +963,10 @@ void ar9003_hw_bb_watchdog_read(struct a
- void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
- void ar9003_paprd_enable(struct ath_hw *ah, bool val);
- void ar9003_paprd_populate_single_table(struct ath_hw *ah,
-- struct ath9k_channel *chan, int chain);
--int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,
-- int chain);
-+ struct ath9k_hw_cal_data *caldata,
-+ int chain);
-+int ar9003_paprd_create_curve(struct ath_hw *ah,
-+ struct ath9k_hw_cal_data *caldata, int chain);
- int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
- int ar9003_paprd_init_table(struct ath_hw *ah);
- bool ar9003_paprd_is_done(struct ath_hw *ah);
+ /* Do NF Calibration after DC offset and other calibrations */
+- REG_WRITE(ah, AR_PHY_AGC_CONTROL,
+- REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_NF);
++ ath9k_hw_start_nfcal(ah, true);
++
++ if (ah->caldata)
++ ah->caldata->nfcal_pending = true;
+
+ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+
+@@ -901,7 +911,8 @@ static bool ar9002_hw_init_cal(struct at
+ ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
+ }
+
+- chan->CalValid = 0;
++ if (ah->caldata)
++ ah->caldata->CalValid = 0;
+
+ return true;
+ }
+--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+@@ -68,6 +68,7 @@ static bool ar9003_hw_per_calibration(st
+ u8 rxchainmask,
+ struct ath9k_cal_list *currCal)
+ {
++ struct ath9k_hw_cal_data *caldata = ah->caldata;
+ /* Cal is assumed not done until explicitly set below */
+ bool iscaldone = false;
+
+@@ -95,7 +96,7 @@ static bool ar9003_hw_per_calibration(st
+ currCal->calData->calPostProc(ah, numChains);
+
+ /* Calibration has finished. */
+- ichan->CalValid |= currCal->calData->calType;
++ caldata->CalValid |= currCal->calData->calType;
+ currCal->calState = CAL_DONE;
+ iscaldone = true;
+ } else {
+@@ -106,7 +107,7 @@ static bool ar9003_hw_per_calibration(st
+ ar9003_hw_setup_calibration(ah, currCal);
+ }
+ }
+- } else if (!(ichan->CalValid & currCal->calData->calType)) {
++ } else if (!(caldata->CalValid & currCal->calData->calType)) {
+ /* If current cal is marked invalid in channel, kick it off */
+ ath9k_hw_reset_calibration(ah, currCal);
+ }
+@@ -149,6 +150,12 @@ static bool ar9003_hw_calibrate(struct a
+ /* Do NF cal only at longer intervals */
+ if (longcal) {
+ /*
++ * Get the value from the previous NF cal and update
++ * history buffer.
++ */
++ ath9k_hw_getnf(ah, chan);
++
++ /*
+ * Load the NF from history buffer of the current channel.
+ * NF is slow time-variant, so it is OK to use a historical
+ * value.
+@@ -156,7 +163,7 @@ static bool ar9003_hw_calibrate(struct a
+ ath9k_hw_loadnf(ah, ah->curchan);
+
+ /* start NF calibration, without updating BB NF register */
+- ath9k_hw_start_nfcal(ah);
++ ath9k_hw_start_nfcal(ah, false);
+ }
+
+ return iscaldone;
+@@ -762,6 +769,8 @@ static bool ar9003_hw_init_cal(struct at
+ /* Revert chainmasks to their original values before NF cal */
+ ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
+
++ ath9k_hw_start_nfcal(ah, true);
++
+ /* Initialize list pointers */
+ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+
+@@ -785,7 +794,8 @@ static bool ar9003_hw_init_cal(struct at
+ if (ah->cal_list_curr)
+ ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
+
+- chan->CalValid = 0;
++ if (ah->caldata)
++ ah->caldata->CalValid = 0;
+
+ return true;
+ }
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -542,7 +542,11 @@ static void ar9003_hw_prog_ini(struct at
+ u32 reg = INI_RA(iniArr, i, 0);
+ u32 val = INI_RA(iniArr, i, column);
+
+- REG_WRITE(ah, reg, val);
++ if (reg >= 0x16000 && reg < 0x17000)
++ ath9k_hw_analog_shift_regwrite(ah, reg, val);
++ else
++ REG_WRITE(ah, reg, val);
++
+ DO_DELAY(regWrites);
+ }
+ }
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -22,23 +22,6 @@
@@ -116,7 +266,7 @@
return true;
if (!AR_SREV_9100(ah) && !AR_SREV_9160_10_OR_LATER(ah))
-@@ -151,7 +147,7 @@ bool ath9k_hw_reset_calvalid(struct ath_
+@@ -151,37 +147,55 @@ bool ath9k_hw_reset_calvalid(struct ath_
"Resetting Cal %d state for channel %u\n",
currCal->calData->calType, conf->channel->center_freq);
@@ -125,7 +275,28 @@
currCal->calState = CAL_WAITING;
return false;
-@@ -169,19 +165,28 @@ void ath9k_hw_start_nfcal(struct ath_hw
+ }
+ EXPORT_SYMBOL(ath9k_hw_reset_calvalid);
+
+-void ath9k_hw_start_nfcal(struct ath_hw *ah)
++void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update)
+ {
++ if (ah->caldata)
++ ah->caldata->nfcal_pending = true;
++
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_ENABLE_NF);
+- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
++
++ if (update)
++ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
++ AR_PHY_AGC_CONTROL_NO_UPDATE_NF);
++ else
++ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_NO_UPDATE_NF);
++
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF);
+ }
void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
{
@@ -157,14 +328,23 @@
REG_WRITE(ah, ah->nf_regs[i], val);
}
}
-@@ -285,14 +290,18 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
+@@ -277,22 +291,25 @@ static void ath9k_hw_nf_sanitize(struct
+ }
+ }
+
+-int16_t ath9k_hw_getnf(struct ath_hw *ah,
+- struct ath9k_channel *chan)
++bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan)
+ {
+ struct ath_common *common = ath9k_hw_common(ah);
+ int16_t nf, nfThresh;
int16_t nfarray[NUM_NF_READINGS] = { 0 };
struct ath9k_nfcal_hist *h;
struct ieee80211_channel *c = chan->chan;
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
+
+ if (!caldata)
-+ return ath9k_hw_get_default_nf(ah, chan);
++ return false;
chan->channelFlags &= (~CHANNEL_CW_INT);
if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) {
@@ -174,23 +354,24 @@
- chan->rawNoiseFloor = nf;
- return chan->rawNoiseFloor;
+ caldata->rawNoiseFloor = nf;
-+ return caldata->rawNoiseFloor;
++ return false;
} else {
ath9k_hw_do_getnf(ah, nfarray);
ath9k_hw_nf_sanitize(ah, nfarray);
-@@ -307,47 +316,41 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
+@@ -307,47 +324,40 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
}
}
- h = ah->nfCalHist;
+-
+ h = caldata->nfCalHist;
-
++ caldata->nfcal_pending = false;
ath9k_hw_update_nfcal_hist_buffer(h, nfarray);
- chan->rawNoiseFloor = h[0].privNF;
-+ caldata->rawNoiseFloor = h[0].privNF;
-
+-
- return chan->rawNoiseFloor;
-+ return ah->caldata->rawNoiseFloor;
++ caldata->rawNoiseFloor = h[0].privNF;
++ return true;
}
-void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah)
@@ -244,9 +425,127 @@
+ return ah->caldata->rawNoiseFloor;
}
EXPORT_SYMBOL(ath9k_hw_getchan_noise);
+--- a/drivers/net/wireless/ath/ath9k/calib.h
++++ b/drivers/net/wireless/ath/ath9k/calib.h
+@@ -108,11 +108,11 @@ struct ath9k_pacal_info{
+ };
+
+ bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
+-void ath9k_hw_start_nfcal(struct ath_hw *ah);
++void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update);
+ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
+-int16_t ath9k_hw_getnf(struct ath_hw *ah,
+- struct ath9k_channel *chan);
+-void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah);
++bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan);
++void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
++ struct ath9k_channel *chan);
+ s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
+ void ath9k_hw_reset_calibration(struct ath_hw *ah,
+ struct ath9k_cal_list *currCal);
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -622,7 +622,6 @@ static int __ath9k_hw_init(struct ath_hw
+ else
+ ah->tx_trig_level = (AR_FTRIG_512B >> AR_FTRIG_S);
+
+- ath9k_init_nfcal_hist_buffer(ah);
+ ah->bb_watchdog_timeout_ms = 25;
+
+ common->state = ATH_HW_INITIALIZED;
+@@ -1195,9 +1194,6 @@ static bool ath9k_hw_channel_change(stru
+
+ ath9k_hw_spur_mitigate_freq(ah, chan);
+
+- if (!chan->oneTimeCalsDone)
+- chan->oneTimeCalsDone = true;
+-
+ return true;
+ }
+
+@@ -1230,7 +1226,7 @@ bool ath9k_hw_check_alive(struct ath_hw
+ EXPORT_SYMBOL(ath9k_hw_check_alive);
+
+ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
+- bool bChannelChange)
++ struct ath9k_hw_cal_data *caldata, bool bChannelChange)
+ {
+ struct ath_common *common = ath9k_hw_common(ah);
+ u32 saveLedState;
+@@ -1255,9 +1251,19 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+ if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
+ return -EIO;
+
+- if (curchan && !ah->chip_fullsleep)
++ if (curchan && !ah->chip_fullsleep && ah->caldata)
+ ath9k_hw_getnf(ah, curchan);
+
++ ah->caldata = caldata;
++ if (caldata &&
++ (chan->channel != caldata->channel ||
++ (chan->channelFlags & ~CHANNEL_CW_INT) !=
++ (caldata->channelFlags & ~CHANNEL_CW_INT))) {
++ /* Operating channel changed, reset channel calibration data */
++ memset(caldata, 0, sizeof(*caldata));
++ ath9k_init_nfcal_hist_buffer(ah, chan);
++ }
++
+ if (bChannelChange &&
+ (ah->chip_fullsleep != true) &&
+ (ah->curchan != NULL) &&
+@@ -1268,7 +1274,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+
+ if (ath9k_hw_channel_change(ah, chan)) {
+ ath9k_hw_loadnf(ah, ah->curchan);
+- ath9k_hw_start_nfcal(ah);
++ ath9k_hw_start_nfcal(ah, true);
+ return 0;
+ }
+ }
+@@ -1473,11 +1479,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st
+ if (ah->btcoex_hw.enabled)
+ ath9k_hw_btcoex_enable(ah);
+
+- if (AR_SREV_9300_20_OR_LATER(ah)) {
+- ath9k_hw_loadnf(ah, curchan);
+- ath9k_hw_start_nfcal(ah);
++ if (AR_SREV_9300_20_OR_LATER(ah))
+ ar9003_hw_bb_watchdog_config(ah);
+- }
+
+ return 0;
+ }
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -184,11 +184,13 @@ static void ath_start_ani(struct ath_com
+@@ -155,6 +155,27 @@ void ath9k_ps_restore(struct ath_softc *
+ spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
+ }
+
++static void ath_start_ani(struct ath_common *common)
++{
++ struct ath_hw *ah = common->ah;
++ unsigned long timestamp = jiffies_to_msecs(jiffies);
++ struct ath_softc *sc = (struct ath_softc *) common->priv;
++
++ if (!(sc->sc_flags & SC_OP_ANI_RUN))
++ return;
++
++ if (sc->sc_flags & SC_OP_OFFCHANNEL)
++ return;
++
++ common->ani.longcal_timer = timestamp;
++ common->ani.shortcal_timer = timestamp;
++ common->ani.checkani_timer = timestamp;
++
++ mod_timer(&common->ani.timer,
++ jiffies +
++ msecs_to_jiffies((u32)ah->config.ani_poll_interval));
++}
++
+ /*
+ * Set/change channels. If the channel is really being changed, it's done
+ * by reseting the chip. To accomplish this we must first cleanup any pending
+@@ -163,16 +184,23 @@ void ath9k_ps_restore(struct ath_softc *
int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
struct ath9k_channel *hchan)
{
@@ -260,8 +559,22 @@
int r;
if (sc->sc_flags & SC_OP_INVALID)
-@@ -221,6 +223,9 @@ int ath_set_channel(struct ath_softc *sc
- if (!stopped || !(sc->sc_flags & SC_OP_OFFCHANNEL))
+ return -EIO;
+
++ del_timer_sync(&common->ani.timer);
++ cancel_work_sync(&sc->paprd_work);
++ cancel_work_sync(&sc->hw_check_work);
++ cancel_delayed_work_sync(&sc->tx_complete_work);
++
+ ath9k_ps_wakeup(sc);
+
+ /*
+@@ -192,9 +220,12 @@ int ath_set_channel(struct ath_softc *sc
+ * to flush data frames already in queue because of
+ * changing channel. */
+
+- if (!stopped || (sc->sc_flags & SC_OP_FULL_RESET))
++ if (!stopped || !(sc->sc_flags & SC_OP_OFFCHANNEL))
fastcc = false;
+ if (!(sc->sc_flags & SC_OP_OFFCHANNEL))
@@ -270,7 +583,7 @@
ath_print(common, ATH_DBG_CONFIG,
"(%u MHz) -> (%u MHz), conf_is_ht40: %d\n",
sc->sc_ah->curchan->channel,
-@@ -228,7 +233,7 @@ int ath_set_channel(struct ath_softc *sc
+@@ -202,7 +233,7 @@ int ath_set_channel(struct ath_softc *sc
spin_lock_bh(&sc->sc_resetlock);
@@ -279,7 +592,29 @@
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset channel (%u MHz), "
-@@ -264,9 +269,10 @@ int ath_set_channel(struct ath_softc *sc
+@@ -213,8 +244,6 @@ int ath_set_channel(struct ath_softc *sc
+ }
+ spin_unlock_bh(&sc->sc_resetlock);
+
+- sc->sc_flags &= ~SC_OP_FULL_RESET;
+-
+ if (ath_startrecv(sc) != 0) {
+ ath_print(common, ATH_DBG_FATAL,
+ "Unable to restart recv logic\n");
+@@ -226,6 +255,12 @@ int ath_set_channel(struct ath_softc *sc
+ ath_update_txpow(sc);
+ ath9k_hw_set_interrupts(ah, ah->imask);
+
++ if (!(sc->sc_flags & (SC_OP_OFFCHANNEL | SC_OP_SCANNING))) {
++ ath_start_ani(common);
++ ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
++ ath_beacon_config(sc, NULL);
++ }
++
+ ps_restore:
+ ath9k_ps_restore(sc);
+ return r;
+@@ -234,17 +269,19 @@ int ath_set_channel(struct ath_softc *sc
static void ath_paprd_activate(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
@@ -291,7 +626,8 @@
return;
ath9k_ps_wakeup(sc);
-@@ -274,7 +280,7 @@ static void ath_paprd_activate(struct at
++ ar9003_paprd_enable(ah, false);
+ for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
if (!(ah->caps.tx_chainmask & BIT(chain)))
continue;
@@ -300,7 +636,7 @@
}
ar9003_paprd_enable(ah, true);
-@@ -292,6 +298,7 @@ void ath_paprd_calibrate(struct work_str
+@@ -262,6 +299,7 @@ void ath_paprd_calibrate(struct work_str
int band = hw->conf.channel->band;
struct ieee80211_supported_band *sband = &sc->sbands[band];
struct ath_tx_control txctl;
@@ -308,7 +644,7 @@
int qnum, ftype;
int chain_ok = 0;
int chain;
-@@ -299,6 +306,9 @@ void ath_paprd_calibrate(struct work_str
+@@ -269,6 +307,9 @@ void ath_paprd_calibrate(struct work_str
int time_left;
int i;
@@ -318,7 +654,7 @@
skb = alloc_skb(len, GFP_KERNEL);
if (!skb)
return;
-@@ -353,7 +363,7 @@ void ath_paprd_calibrate(struct work_str
+@@ -323,7 +364,7 @@ void ath_paprd_calibrate(struct work_str
if (!ar9003_paprd_is_done(ah))
break;
@@ -327,7 +663,7 @@
break;
chain_ok = 1;
-@@ -361,7 +371,7 @@ void ath_paprd_calibrate(struct work_str
+@@ -331,7 +372,7 @@ void ath_paprd_calibrate(struct work_str
kfree_skb(skb);
if (chain_ok) {
@@ -336,18 +672,52 @@
ath_paprd_activate(sc);
}
-@@ -470,8 +480,8 @@ set_timer:
+@@ -440,33 +481,14 @@ set_timer:
cal_interval = min(cal_interval, (u32)short_cal_interval);
mod_timer(&common->ani.timer, jiffies + msecs_to_jiffies(cal_interval));
-- if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) {
+- if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) &&
+- !(sc->sc_flags & SC_OP_SCANNING)) {
- if (!sc->sc_ah->curchan->paprd_done)
+ if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) && ah->caldata) {
+ if (!ah->caldata->paprd_done)
ieee80211_queue_work(sc->hw, &sc->paprd_work);
else
ath_paprd_activate(sc);
-@@ -829,7 +839,7 @@ void ath_radio_enable(struct ath_softc *
+ }
+ }
+
+-static void ath_start_ani(struct ath_common *common)
+-{
+- struct ath_hw *ah = common->ah;
+- unsigned long timestamp = jiffies_to_msecs(jiffies);
+- struct ath_softc *sc = (struct ath_softc *) common->priv;
+-
+- if (!(sc->sc_flags & SC_OP_ANI_RUN))
+- return;
+-
+- common->ani.longcal_timer = timestamp;
+- common->ani.shortcal_timer = timestamp;
+- common->ani.checkani_timer = timestamp;
+-
+- mod_timer(&common->ani.timer,
+- jiffies +
+- msecs_to_jiffies((u32)ah->config.ani_poll_interval));
+-}
+-
+ /*
+ * Update tx/rx chainmask. For legacy association,
+ * hard code chainmask to 1x1, for 11n association, use
+@@ -478,7 +500,7 @@ void ath_update_chainmask(struct ath_sof
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+
+- if ((sc->sc_flags & SC_OP_SCANNING) || is_ht ||
++ if ((sc->sc_flags & SC_OP_OFFCHANNEL) || is_ht ||
+ (ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE)) {
+ common->tx_chainmask = ah->caps.tx_chainmask;
+ common->rx_chainmask = ah->caps.rx_chainmask;
+@@ -818,7 +840,7 @@ void ath_radio_enable(struct ath_softc *
ah->curchan = ath_get_curchannel(sc, sc->hw);
spin_lock_bh(&sc->sc_resetlock);
@@ -356,7 +726,7 @@
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset channel (%u MHz), "
-@@ -889,7 +899,7 @@ void ath_radio_disable(struct ath_softc
+@@ -878,7 +900,7 @@ void ath_radio_disable(struct ath_softc
ah->curchan = ath_get_curchannel(sc, hw);
spin_lock_bh(&sc->sc_resetlock);
@@ -365,7 +735,7 @@
if (r) {
ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
"Unable to reset channel (%u MHz), "
-@@ -922,7 +932,7 @@ int ath_reset(struct ath_softc *sc, bool
+@@ -911,7 +933,7 @@ int ath_reset(struct ath_softc *sc, bool
ath_flushrecv(sc);
spin_lock_bh(&sc->sc_resetlock);
@@ -374,7 +744,7 @@
if (r)
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d\n", r);
-@@ -1097,7 +1107,7 @@ static int ath9k_start(struct ieee80211_
+@@ -1086,7 +1108,7 @@ static int ath9k_start(struct ieee80211_
* and then setup of the interrupt mask.
*/
spin_lock_bh(&sc->sc_resetlock);
@@ -383,6 +753,52 @@
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d "
+@@ -1580,6 +1602,10 @@ static int ath9k_config(struct ieee80211
+
+ aphy->chan_idx = pos;
+ aphy->chan_is_ht = conf_is_ht(conf);
++ if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
++ sc->sc_flags |= SC_OP_OFFCHANNEL;
++ else
++ sc->sc_flags &= ~SC_OP_OFFCHANNEL;
+
+ if (aphy->state == ATH_WIPHY_SCAN ||
+ aphy->state == ATH_WIPHY_ACTIVE)
+@@ -1991,7 +2017,6 @@ static void ath9k_sw_scan_start(struct i
+ {
+ struct ath_wiphy *aphy = hw->priv;
+ struct ath_softc *sc = aphy->sc;
+- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+
+ mutex_lock(&sc->mutex);
+ if (ath9k_wiphy_scanning(sc)) {
+@@ -2009,10 +2034,6 @@ static void ath9k_sw_scan_start(struct i
+ aphy->state = ATH_WIPHY_SCAN;
+ ath9k_wiphy_pause_all_forced(sc, aphy);
+ sc->sc_flags |= SC_OP_SCANNING;
+- del_timer_sync(&common->ani.timer);
+- cancel_work_sync(&sc->paprd_work);
+- cancel_work_sync(&sc->hw_check_work);
+- cancel_delayed_work_sync(&sc->tx_complete_work);
+ mutex_unlock(&sc->mutex);
+ }
+
+@@ -2024,15 +2045,10 @@ static void ath9k_sw_scan_complete(struc
+ {
+ struct ath_wiphy *aphy = hw->priv;
+ struct ath_softc *sc = aphy->sc;
+- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+
+ mutex_lock(&sc->mutex);
+ aphy->state = ATH_WIPHY_ACTIVE;
+ sc->sc_flags &= ~SC_OP_SCANNING;
+- sc->sc_flags |= SC_OP_FULL_RESET;
+- ath_start_ani(common);
+- ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
+- ath_beacon_config(sc, NULL);
+ mutex_unlock(&sc->mutex);
+ }
+
--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
@@ -577,10 +577,11 @@ static bool create_pa_curve(u32 *data_L,
@@ -423,131 +839,36 @@
buf = kmalloc(2 * 48 * sizeof(u32), GFP_ATOMIC);
if (!buf)
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -621,7 +621,6 @@ static int __ath9k_hw_init(struct ath_hw
- else
- ah->tx_trig_level = (AR_FTRIG_512B >> AR_FTRIG_S);
-
-- ath9k_init_nfcal_hist_buffer(ah);
- ah->bb_watchdog_timeout_ms = 25;
-
- common->state = ATH_HW_INITIALIZED;
-@@ -1194,9 +1193,6 @@ static bool ath9k_hw_channel_change(stru
-
- ath9k_hw_spur_mitigate_freq(ah, chan);
-
-- if (!chan->oneTimeCalsDone)
-- chan->oneTimeCalsDone = true;
--
- return true;
- }
-
-@@ -1229,7 +1225,7 @@ bool ath9k_hw_check_alive(struct ath_hw
- EXPORT_SYMBOL(ath9k_hw_check_alive);
-
- int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
-- bool bChannelChange)
-+ struct ath9k_hw_cal_data *caldata, bool bChannelChange)
- {
- struct ath_common *common = ath9k_hw_common(ah);
- u32 saveLedState;
-@@ -1254,9 +1250,19 @@ int ath9k_hw_reset(struct ath_hw *ah, st
- if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
- return -EIO;
-
-- if (curchan && !ah->chip_fullsleep)
-+ if (curchan && !ah->chip_fullsleep && ah->caldata)
- ath9k_hw_getnf(ah, curchan);
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -511,7 +511,7 @@ void ath_deinit_leds(struct ath_softc *s
+ #define SC_OP_BEACONS BIT(1)
+ #define SC_OP_RXAGGR BIT(2)
+ #define SC_OP_TXAGGR BIT(3)
+-#define SC_OP_FULL_RESET BIT(4)
++#define SC_OP_OFFCHANNEL BIT(4)
+ #define SC_OP_PREAMBLE_SHORT BIT(5)
+ #define SC_OP_PROTECT_ENABLE BIT(6)
+ #define SC_OP_RXFLUSH BIT(7)
+@@ -612,6 +612,7 @@ struct ath_softc {
+ struct ath_wiphy {
+ struct ath_softc *sc; /* shared for all virtual wiphys */
+ struct ieee80211_hw *hw;
++ struct ath9k_hw_cal_data caldata;
+ enum ath_wiphy_state {
+ ATH_WIPHY_INACTIVE,
+ ATH_WIPHY_ACTIVE,
+--- a/drivers/net/wireless/ath/ath9k/htc.h
++++ b/drivers/net/wireless/ath/ath9k/htc.h
+@@ -353,6 +353,8 @@ struct ath9k_htc_priv {
+ u16 seq_no;
+ u32 bmiss_cnt;
-+ ah->caldata = caldata;
-+ if (caldata &&
-+ (chan->channel != caldata->channel ||
-+ (chan->channelFlags & ~CHANNEL_CW_INT) !=
-+ (caldata->channelFlags & ~CHANNEL_CW_INT))) {
-+ /* Operating channel changed, reset channel calibration data */
-+ memset(caldata, 0, sizeof(*caldata));
-+ ath9k_init_nfcal_hist_buffer(ah, chan);
-+ }
++ struct ath9k_hw_cal_data caldata[38];
+
- if (bChannelChange &&
- (ah->chip_fullsleep != true) &&
- (ah->curchan != NULL) &&
---- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-@@ -63,6 +63,7 @@ static bool ar9002_hw_per_calibration(st
- u8 rxchainmask,
- struct ath9k_cal_list *currCal)
- {
-+ struct ath9k_hw_cal_data *caldata = ah->caldata;
- bool iscaldone = false;
-
- if (currCal->calState == CAL_RUNNING) {
-@@ -81,14 +82,14 @@ static bool ar9002_hw_per_calibration(st
- }
-
- currCal->calData->calPostProc(ah, numChains);
-- ichan->CalValid |= currCal->calData->calType;
-+ caldata->CalValid |= currCal->calData->calType;
- currCal->calState = CAL_DONE;
- iscaldone = true;
- } else {
- ar9002_hw_setup_calibration(ah, currCal);
- }
- }
-- } else if (!(ichan->CalValid & currCal->calData->calType)) {
-+ } else if (!(caldata->CalValid & currCal->calData->calType)) {
- ath9k_hw_reset_calibration(ah, currCal);
- }
-
-@@ -901,7 +902,8 @@ static bool ar9002_hw_init_cal(struct at
- ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
- }
-
-- chan->CalValid = 0;
-+ if (ah->caldata)
-+ ah->caldata->CalValid = 0;
-
- return true;
- }
---- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-@@ -68,6 +68,7 @@ static bool ar9003_hw_per_calibration(st
- u8 rxchainmask,
- struct ath9k_cal_list *currCal)
- {
-+ struct ath9k_hw_cal_data *caldata = ah->caldata;
- /* Cal is assumed not done until explicitly set below */
- bool iscaldone = false;
-
-@@ -95,7 +96,7 @@ static bool ar9003_hw_per_calibration(st
- currCal->calData->calPostProc(ah, numChains);
-
- /* Calibration has finished. */
-- ichan->CalValid |= currCal->calData->calType;
-+ caldata->CalValid |= currCal->calData->calType;
- currCal->calState = CAL_DONE;
- iscaldone = true;
- } else {
-@@ -106,7 +107,7 @@ static bool ar9003_hw_per_calibration(st
- ar9003_hw_setup_calibration(ah, currCal);
- }
- }
-- } else if (!(ichan->CalValid & currCal->calData->calType)) {
-+ } else if (!(caldata->CalValid & currCal->calData->calType)) {
- /* If current cal is marked invalid in channel, kick it off */
- ath9k_hw_reset_calibration(ah, currCal);
- }
-@@ -785,7 +786,8 @@ static bool ar9003_hw_init_cal(struct at
- if (ah->cal_list_curr)
- ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
-
-- chan->CalValid = 0;
-+ if (ah->caldata)
-+ ah->caldata->CalValid = 0;
+ spinlock_t beacon_lock;
- return true;
- }
+ bool tx_queues_stop;
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -125,6 +125,7 @@ static int ath9k_htc_set_channel(struct
@@ -595,6 +916,70 @@
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d "
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -346,19 +346,25 @@ enum ath9k_int {
+ CHANNEL_HT40PLUS | \
+ CHANNEL_HT40MINUS)
+
+-struct ath9k_channel {
+- struct ieee80211_channel *chan;
++struct ath9k_hw_cal_data {
+ u16 channel;
+ u32 channelFlags;
+- u32 chanmode;
+ int32_t CalValid;
+- bool oneTimeCalsDone;
+ int8_t iCoff;
+ int8_t qCoff;
+ int16_t rawNoiseFloor;
+ bool paprd_done;
++ bool nfcal_pending;
+ u16 small_signal_gain[AR9300_MAX_CHAINS];
+ u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
++ struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
++};
++
++struct ath9k_channel {
++ struct ieee80211_channel *chan;
++ u16 channel;
++ u32 channelFlags;
++ u32 chanmode;
+ };
+
+ #define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
+@@ -669,7 +675,7 @@ struct ath_hw {
+ enum nl80211_iftype opmode;
+ enum ath9k_power_mode power_mode;
+
+- struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
++ struct ath9k_hw_cal_data *caldata;
+ struct ath9k_pacal_info pacal_info;
+ struct ar5416Stats stats;
+ struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
+@@ -863,7 +869,7 @@ const char *ath9k_hw_probe(u16 vendorid,
+ void ath9k_hw_deinit(struct ath_hw *ah);
+ int ath9k_hw_init(struct ath_hw *ah);
+ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
+- bool bChannelChange);
++ struct ath9k_hw_cal_data *caldata, bool bChannelChange);
+ int ath9k_hw_fill_cap_info(struct ath_hw *ah);
+ u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
+
+@@ -958,9 +964,10 @@ void ar9003_hw_bb_watchdog_read(struct a
+ void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
+ void ar9003_paprd_enable(struct ath_hw *ah, bool val);
+ void ar9003_paprd_populate_single_table(struct ath_hw *ah,
+- struct ath9k_channel *chan, int chain);
+-int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,
+- int chain);
++ struct ath9k_hw_cal_data *caldata,
++ int chain);
++int ar9003_paprd_create_curve(struct ath_hw *ah,
++ struct ath9k_hw_cal_data *caldata, int chain);
+ int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
+ int ar9003_paprd_init_table(struct ath_hw *ah);
+ bool ar9003_paprd_is_done(struct ath_hw *ah);
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1181,7 +1181,7 @@ void ath_drain_all_txq(struct ath_softc
@@ -606,36 +991,3 @@
if (r)
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d\n",
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -611,6 +611,7 @@ struct ath_softc {
- struct ath_wiphy {
- struct ath_softc *sc; /* shared for all virtual wiphys */
- struct ieee80211_hw *hw;
-+ struct ath9k_hw_cal_data caldata;
- enum ath_wiphy_state {
- ATH_WIPHY_INACTIVE,
- ATH_WIPHY_ACTIVE,
---- a/drivers/net/wireless/ath/ath9k/calib.h
-+++ b/drivers/net/wireless/ath/ath9k/calib.h
-@@ -112,7 +112,8 @@ void ath9k_hw_start_nfcal(struct ath_hw
- void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
- int16_t ath9k_hw_getnf(struct ath_hw *ah,
- struct ath9k_channel *chan);
--void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah);
-+void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
-+ struct ath9k_channel *chan);
- s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
- void ath9k_hw_reset_calibration(struct ath_hw *ah,
- struct ath9k_cal_list *currCal);
---- a/drivers/net/wireless/ath/ath9k/htc.h
-+++ b/drivers/net/wireless/ath/ath9k/htc.h
-@@ -353,6 +353,8 @@ struct ath9k_htc_priv {
- u16 seq_no;
- u32 bmiss_cnt;
-
-+ struct ath9k_hw_cal_data caldata[38];
-+
- spinlock_t beacon_lock;
-
- bool tx_queues_stop;
diff --git a/package/mac80211/patches/521-ath9k_no_offchannel_cal.patch b/package/mac80211/patches/521-ath9k_no_offchannel_cal.patch
deleted file mode 100644
index 5f5d6087d0..0000000000
--- a/package/mac80211/patches/521-ath9k_no_offchannel_cal.patch
+++ /dev/null
@@ -1,201 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -511,13 +511,12 @@ void ath_deinit_leds(struct ath_softc *s
- #define SC_OP_BEACONS BIT(1)
- #define SC_OP_RXAGGR BIT(2)
- #define SC_OP_TXAGGR BIT(3)
--#define SC_OP_FULL_RESET BIT(4)
- #define SC_OP_PREAMBLE_SHORT BIT(5)
- #define SC_OP_PROTECT_ENABLE BIT(6)
- #define SC_OP_RXFLUSH BIT(7)
- #define SC_OP_LED_ASSOCIATED BIT(8)
- #define SC_OP_LED_ON BIT(9)
--#define SC_OP_SCANNING BIT(10)
-+#define SC_OP_OFFCHANNEL BIT(10)
- #define SC_OP_TSF_RESET BIT(11)
- #define SC_OP_BT_PRIORITY_DETECTED BIT(12)
- #define SC_OP_BT_SCAN BIT(13)
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -155,6 +155,27 @@ void ath9k_ps_restore(struct ath_softc *
- spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
- }
-
-+static void ath_start_ani(struct ath_common *common)
-+{
-+ struct ath_hw *ah = common->ah;
-+ unsigned long timestamp = jiffies_to_msecs(jiffies);
-+ struct ath_softc *sc = (struct ath_softc *) common->priv;
-+
-+ if (!(sc->sc_flags & SC_OP_ANI_RUN))
-+ return;
-+
-+ if (sc->sc_flags & SC_OP_OFFCHANNEL)
-+ return;
-+
-+ common->ani.longcal_timer = timestamp;
-+ common->ani.shortcal_timer = timestamp;
-+ common->ani.checkani_timer = timestamp;
-+
-+ mod_timer(&common->ani.timer,
-+ jiffies +
-+ msecs_to_jiffies((u32)ah->config.ani_poll_interval));
-+}
-+
- /*
- * Set/change channels. If the channel is really being changed, it's done
- * by reseting the chip. To accomplish this we must first cleanup any pending
-@@ -173,6 +194,11 @@ int ath_set_channel(struct ath_softc *sc
- if (sc->sc_flags & SC_OP_INVALID)
- return -EIO;
-
-+ del_timer_sync(&common->ani.timer);
-+ cancel_work_sync(&sc->paprd_work);
-+ cancel_work_sync(&sc->hw_check_work);
-+ cancel_delayed_work_sync(&sc->tx_complete_work);
-+
- ath9k_ps_wakeup(sc);
-
- /*
-@@ -192,7 +218,7 @@ int ath_set_channel(struct ath_softc *sc
- * to flush data frames already in queue because of
- * changing channel. */
-
-- if (!stopped || (sc->sc_flags & SC_OP_FULL_RESET))
-+ if (!stopped || !(sc->sc_flags & SC_OP_OFFCHANNEL))
- fastcc = false;
-
- ath_print(common, ATH_DBG_CONFIG,
-@@ -213,8 +239,6 @@ int ath_set_channel(struct ath_softc *sc
- }
- spin_unlock_bh(&sc->sc_resetlock);
-
-- sc->sc_flags &= ~SC_OP_FULL_RESET;
--
- if (ath_startrecv(sc) != 0) {
- ath_print(common, ATH_DBG_FATAL,
- "Unable to restart recv logic\n");
-@@ -226,6 +250,12 @@ int ath_set_channel(struct ath_softc *sc
- ath_update_txpow(sc);
- ath9k_hw_set_interrupts(ah, ah->imask);
-
-+ if (!(sc->sc_flags & SC_OP_OFFCHANNEL)) {
-+ ath_start_ani(common);
-+ ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
-+ ath_beacon_config(sc, NULL);
-+ }
-+
- ps_restore:
- ath9k_ps_restore(sc);
- return r;
-@@ -440,8 +470,7 @@ set_timer:
- cal_interval = min(cal_interval, (u32)short_cal_interval);
-
- mod_timer(&common->ani.timer, jiffies + msecs_to_jiffies(cal_interval));
-- if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) &&
-- !(sc->sc_flags & SC_OP_SCANNING)) {
-+ if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) {
- if (!sc->sc_ah->curchan->paprd_done)
- ieee80211_queue_work(sc->hw, &sc->paprd_work);
- else
-@@ -449,24 +478,6 @@ set_timer:
- }
- }
-
--static void ath_start_ani(struct ath_common *common)
--{
-- struct ath_hw *ah = common->ah;
-- unsigned long timestamp = jiffies_to_msecs(jiffies);
-- struct ath_softc *sc = (struct ath_softc *) common->priv;
--
-- if (!(sc->sc_flags & SC_OP_ANI_RUN))
-- return;
--
-- common->ani.longcal_timer = timestamp;
-- common->ani.shortcal_timer = timestamp;
-- common->ani.checkani_timer = timestamp;
--
-- mod_timer(&common->ani.timer,
-- jiffies +
-- msecs_to_jiffies((u32)ah->config.ani_poll_interval));
--}
--
- /*
- * Update tx/rx chainmask. For legacy association,
- * hard code chainmask to 1x1, for 11n association, use
-@@ -478,7 +489,7 @@ void ath_update_chainmask(struct ath_sof
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
-
-- if ((sc->sc_flags & SC_OP_SCANNING) || is_ht ||
-+ if ((sc->sc_flags & SC_OP_OFFCHANNEL) || is_ht ||
- (ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE)) {
- common->tx_chainmask = ah->caps.tx_chainmask;
- common->rx_chainmask = ah->caps.rx_chainmask;
-@@ -1580,6 +1591,10 @@ static int ath9k_config(struct ieee80211
-
- aphy->chan_idx = pos;
- aphy->chan_is_ht = conf_is_ht(conf);
-+ if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
-+ sc->sc_flags |= SC_OP_OFFCHANNEL;
-+ else
-+ sc->sc_flags &= ~SC_OP_OFFCHANNEL;
-
- if (aphy->state == ATH_WIPHY_SCAN ||
- aphy->state == ATH_WIPHY_ACTIVE)
-@@ -1991,7 +2006,6 @@ static void ath9k_sw_scan_start(struct i
- {
- struct ath_wiphy *aphy = hw->priv;
- struct ath_softc *sc = aphy->sc;
-- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-
- mutex_lock(&sc->mutex);
- if (ath9k_wiphy_scanning(sc)) {
-@@ -2007,11 +2021,6 @@ static void ath9k_sw_scan_start(struct i
-
- aphy->state = ATH_WIPHY_SCAN;
- ath9k_wiphy_pause_all_forced(sc, aphy);
-- sc->sc_flags |= SC_OP_SCANNING;
-- del_timer_sync(&common->ani.timer);
-- cancel_work_sync(&sc->paprd_work);
-- cancel_work_sync(&sc->hw_check_work);
-- cancel_delayed_work_sync(&sc->tx_complete_work);
- mutex_unlock(&sc->mutex);
- }
-
-@@ -2019,15 +2028,9 @@ static void ath9k_sw_scan_complete(struc
- {
- struct ath_wiphy *aphy = hw->priv;
- struct ath_softc *sc = aphy->sc;
-- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-
- mutex_lock(&sc->mutex);
- aphy->state = ATH_WIPHY_ACTIVE;
-- sc->sc_flags &= ~SC_OP_SCANNING;
-- sc->sc_flags |= SC_OP_FULL_RESET;
-- ath_start_ani(common);
-- ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
-- ath_beacon_config(sc, NULL);
- mutex_unlock(&sc->mutex);
- }
-
---- a/drivers/net/wireless/ath/ath9k/recv.c
-+++ b/drivers/net/wireless/ath/ath9k/recv.c
-@@ -292,7 +292,7 @@ static void ath_edma_start_recv(struct a
-
- ath_opmode_init(sc);
-
-- ath9k_hw_startpcureceive(sc->sc_ah, (sc->sc_flags & SC_OP_SCANNING));
-+ ath9k_hw_startpcureceive(sc->sc_ah, (sc->sc_flags & SC_OP_OFFCHANNEL));
- }
-
- static void ath_edma_stop_recv(struct ath_softc *sc)
-@@ -498,7 +498,7 @@ int ath_startrecv(struct ath_softc *sc)
- start_recv:
- spin_unlock_bh(&sc->rx.rxbuflock);
- ath_opmode_init(sc);
-- ath9k_hw_startpcureceive(ah, (sc->sc_flags & SC_OP_SCANNING));
-+ ath9k_hw_startpcureceive(ah, (sc->sc_flags & SC_OP_OFFCHANNEL));
-
- return 0;
- }
diff --git a/package/mac80211/patches/523-ath9k_nfcal_timeout_handling.patch b/package/mac80211/patches/523-ath9k_nfcal_timeout_handling.patch
deleted file mode 100644
index 90363605eb..0000000000
--- a/package/mac80211/patches/523-ath9k_nfcal_timeout_handling.patch
+++ /dev/null
@@ -1,140 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/hw.h
-+++ b/drivers/net/wireless/ath/ath9k/hw.h
-@@ -354,6 +354,7 @@ struct ath9k_hw_cal_data {
- int8_t qCoff;
- int16_t rawNoiseFloor;
- bool paprd_done;
-+ bool nfcal_pending;
- u16 small_signal_gain[AR9300_MAX_CHAINS];
- u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
- struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
---- a/drivers/net/wireless/ath/ath9k/calib.c
-+++ b/drivers/net/wireless/ath/ath9k/calib.c
-@@ -156,6 +156,9 @@ EXPORT_SYMBOL(ath9k_hw_reset_calvalid);
-
- void ath9k_hw_start_nfcal(struct ath_hw *ah)
- {
-+ if (ah->caldata)
-+ ah->caldata->nfcal_pending = true;
-+
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
- AR_PHY_AGC_CONTROL_ENABLE_NF);
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
-@@ -282,8 +285,7 @@ static void ath9k_hw_nf_sanitize(struct
- }
- }
-
--int16_t ath9k_hw_getnf(struct ath_hw *ah,
-- struct ath9k_channel *chan)
-+bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan)
- {
- struct ath_common *common = ath9k_hw_common(ah);
- int16_t nf, nfThresh;
-@@ -293,7 +295,7 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
- struct ath9k_hw_cal_data *caldata = ah->caldata;
-
- if (!caldata)
-- return ath9k_hw_get_default_nf(ah, chan);
-+ return false;
-
- chan->channelFlags &= (~CHANNEL_CW_INT);
- if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) {
-@@ -301,7 +303,7 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
- "NF did not complete in calibration window\n");
- nf = 0;
- caldata->rawNoiseFloor = nf;
-- return caldata->rawNoiseFloor;
-+ return false;
- } else {
- ath9k_hw_do_getnf(ah, nfarray);
- ath9k_hw_nf_sanitize(ah, nfarray);
-@@ -317,11 +319,10 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
- }
-
- h = caldata->nfCalHist;
--
-+ caldata->nfcal_pending = false;
- ath9k_hw_update_nfcal_hist_buffer(h, nfarray);
- caldata->rawNoiseFloor = h[0].privNF;
--
-- return ah->caldata->rawNoiseFloor;
-+ return true;
- }
-
- void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
---- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
-@@ -687,8 +687,13 @@ static bool ar9002_hw_calibrate(struct a
- {
- bool iscaldone = true;
- struct ath9k_cal_list *currCal = ah->cal_list_curr;
-+ bool nfcal, nfcal_pending = false;
-
-- if (currCal &&
-+ nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF);
-+ if (ah->caldata)
-+ nfcal_pending = ah->caldata->nfcal_pending;
-+
-+ if (currCal && !nfcal &&
- (currCal->calState == CAL_RUNNING ||
- currCal->calState == CAL_WAITING)) {
- iscaldone = ar9002_hw_per_calibration(ah, chan,
-@@ -704,7 +709,7 @@ static bool ar9002_hw_calibrate(struct a
- }
-
- /* Do NF cal only at longer intervals */
-- if (longcal) {
-+ if (longcal || nfcal_pending) {
- /* Do periodic PAOffset Cal */
- ar9002_hw_pa_cal(ah, false);
- ar9002_hw_olc_temp_compensation(ah);
-@@ -713,16 +718,18 @@ static bool ar9002_hw_calibrate(struct a
- * Get the value from the previous NF cal and update
- * history buffer.
- */
-- ath9k_hw_getnf(ah, chan);
--
-- /*
-- * Load the NF from history buffer of the current channel.
-- * NF is slow time-variant, so it is OK to use a historical
-- * value.
-- */
-- ath9k_hw_loadnf(ah, ah->curchan);
-+ if (ath9k_hw_getnf(ah, chan)) {
-+ /*
-+ * Load the NF from history buffer of the current
-+ * channel.
-+ * NF is slow time-variant, so it is OK to use a
-+ * historical value.
-+ */
-+ ath9k_hw_loadnf(ah, ah->curchan);
-+ }
-
-- ath9k_hw_start_nfcal(ah);
-+ if (longcal)
-+ ath9k_hw_start_nfcal(ah);
- }
-
- return iscaldone;
-@@ -873,6 +880,9 @@ static bool ar9002_hw_init_cal(struct at
- REG_WRITE(ah, AR_PHY_AGC_CONTROL,
- REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_NF);
-
-+ if (ah->caldata)
-+ ah->caldata->nfcal_pending = true;
-+
- ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
-
- /* Enable IQ, ADC Gain and ADC DC offset CALs */
---- a/drivers/net/wireless/ath/ath9k/calib.h
-+++ b/drivers/net/wireless/ath/ath9k/calib.h
-@@ -110,8 +110,7 @@ struct ath9k_pacal_info{
- bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
- void ath9k_hw_start_nfcal(struct ath_hw *ah);
- void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
--int16_t ath9k_hw_getnf(struct ath_hw *ah,
-- struct ath9k_channel *chan);
-+bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan);
- void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
- struct ath9k_channel *chan);
- s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
--
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