Merge git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c
index d7f81ad..aec9f85 100644
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -220,6 +220,7 @@
#endif
switch (cc->core->bus->chipinfo.id) {
case BCMA_CHIP_ID_BCM5357:
+ case BCMA_CHIP_ID_BCM53572:
chip->ngpio = 32;
break;
default:
diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index a889fd6..fd9e530 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -63,6 +63,7 @@
ATH_OP_PRIM_STA_VIF,
ATH_OP_HW_RESET,
ATH_OP_SCANNING,
+ ATH_OP_MULTI_CHANNEL,
};
enum ath_bus_type {
diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile
index 8fcd586..6b4020a 100644
--- a/drivers/net/wireless/ath/ath9k/Makefile
+++ b/drivers/net/wireless/ath/ath9k/Makefile
@@ -5,7 +5,8 @@
recv.o \
xmit.o \
link.o \
- antenna.o
+ antenna.o \
+ channel.o
ath9k-$(CONFIG_ATH9K_BTCOEX_SUPPORT) += mci.o
ath9k-$(CONFIG_ATH9K_PCI) += pci.o
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 2ca8f7e..11b5e4d 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -22,6 +22,7 @@
#include <linux/interrupt.h>
#include <linux/leds.h>
#include <linux/completion.h>
+#include <linux/time.h>
#include "common.h"
#include "debug.h"
@@ -35,10 +36,7 @@
extern int ath9k_modparam_nohwcrypt;
extern int led_blink;
extern bool is_ath9k_unloaded;
-
-struct ath_config {
- u16 txpowlimit;
-};
+extern int ath9k_use_chanctx;
/*************************/
/* Descriptor Management */
@@ -167,7 +165,6 @@
u32 axq_ampdu_depth;
bool stopped;
bool axq_tx_inprogress;
- struct list_head axq_acq;
struct list_head txq_fifo[ATH_TXFIFO_DEPTH];
u8 txq_headidx;
u8 txq_tailidx;
@@ -280,8 +277,9 @@
struct ath_tx_control {
struct ath_txq *txq;
struct ath_node *an;
- u8 paprd;
struct ieee80211_sta *sta;
+ u8 paprd;
+ bool force_channel;
};
@@ -325,6 +323,116 @@
u32 ampdu_ref;
};
+struct ath_chanctx {
+ struct cfg80211_chan_def chandef;
+ struct list_head vifs;
+ struct list_head acq[IEEE80211_NUM_ACS];
+ int hw_queue_base;
+
+ /* do not dereference, use for comparison only */
+ struct ieee80211_vif *primary_sta;
+
+ struct ath_beacon_config beacon;
+ struct ath9k_hw_cal_data caldata;
+ struct timespec tsf_ts;
+ u64 tsf_val;
+ u32 last_beacon;
+
+ u16 txpower;
+ bool offchannel;
+ bool stopped;
+ bool active;
+ bool assigned;
+ bool switch_after_beacon;
+};
+
+enum ath_chanctx_event {
+ ATH_CHANCTX_EVENT_BEACON_PREPARE,
+ ATH_CHANCTX_EVENT_BEACON_SENT,
+ ATH_CHANCTX_EVENT_TSF_TIMER,
+ ATH_CHANCTX_EVENT_BEACON_RECEIVED,
+ ATH_CHANCTX_EVENT_ASSOC,
+ ATH_CHANCTX_EVENT_SWITCH,
+ ATH_CHANCTX_EVENT_UNASSIGN,
+ ATH_CHANCTX_EVENT_ENABLE_MULTICHANNEL,
+};
+
+enum ath_chanctx_state {
+ ATH_CHANCTX_STATE_IDLE,
+ ATH_CHANCTX_STATE_WAIT_FOR_BEACON,
+ ATH_CHANCTX_STATE_WAIT_FOR_TIMER,
+ ATH_CHANCTX_STATE_SWITCH,
+ ATH_CHANCTX_STATE_FORCE_ACTIVE,
+};
+
+struct ath_chanctx_sched {
+ bool beacon_pending;
+ bool offchannel_pending;
+ enum ath_chanctx_state state;
+ u8 beacon_miss;
+
+ u32 next_tbtt;
+ u32 switch_start_time;
+ unsigned int offchannel_duration;
+ unsigned int channel_switch_time;
+
+ /* backup, in case the hardware timer fails */
+ struct timer_list timer;
+};
+
+enum ath_offchannel_state {
+ ATH_OFFCHANNEL_IDLE,
+ ATH_OFFCHANNEL_PROBE_SEND,
+ ATH_OFFCHANNEL_PROBE_WAIT,
+ ATH_OFFCHANNEL_SUSPEND,
+ ATH_OFFCHANNEL_ROC_START,
+ ATH_OFFCHANNEL_ROC_WAIT,
+ ATH_OFFCHANNEL_ROC_DONE,
+};
+
+struct ath_offchannel {
+ struct ath_chanctx chan;
+ struct timer_list timer;
+ struct cfg80211_scan_request *scan_req;
+ struct ieee80211_vif *scan_vif;
+ int scan_idx;
+ enum ath_offchannel_state state;
+ struct ieee80211_channel *roc_chan;
+ struct ieee80211_vif *roc_vif;
+ int roc_duration;
+ int duration;
+};
+#define ath_for_each_chanctx(_sc, _ctx) \
+ for (ctx = &sc->chanctx[0]; \
+ ctx <= &sc->chanctx[ARRAY_SIZE(sc->chanctx) - 1]; \
+ ctx++)
+
+void ath9k_fill_chanctx_ops(void);
+void ath9k_chanctx_force_active(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif);
+static inline struct ath_chanctx *
+ath_chanctx_get(struct ieee80211_chanctx_conf *ctx)
+{
+ struct ath_chanctx **ptr = (void *) ctx->drv_priv;
+ return *ptr;
+}
+void ath_chanctx_init(struct ath_softc *sc);
+void ath_chanctx_set_channel(struct ath_softc *sc, struct ath_chanctx *ctx,
+ struct cfg80211_chan_def *chandef);
+void ath_chanctx_switch(struct ath_softc *sc, struct ath_chanctx *ctx,
+ struct cfg80211_chan_def *chandef);
+void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx);
+void ath_offchannel_timer(unsigned long data);
+void ath_offchannel_channel_change(struct ath_softc *sc);
+void ath_chanctx_offchan_switch(struct ath_softc *sc,
+ struct ieee80211_channel *chan);
+struct ath_chanctx *ath_chanctx_get_oper_chan(struct ath_softc *sc,
+ bool active);
+void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif,
+ enum ath_chanctx_event ev);
+void ath_chanctx_timer(unsigned long data);
+
+int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan);
int ath_startrecv(struct ath_softc *sc);
bool ath_stoprecv(struct ath_softc *sc);
u32 ath_calcrxfilter(struct ath_softc *sc);
@@ -341,6 +449,7 @@
void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an);
void ath_tx_node_cleanup(struct ath_softc *sc, struct ath_node *an);
void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq);
+void ath_txq_schedule_all(struct ath_softc *sc);
int ath_tx_init(struct ath_softc *sc, int nbufs);
int ath_txq_update(struct ath_softc *sc, int qnum,
struct ath9k_tx_queue_info *q);
@@ -370,32 +479,47 @@
/********/
struct ath_vif {
+ struct list_head list;
+
struct ieee80211_vif *vif;
struct ath_node mcast_node;
int av_bslot;
- bool primary_sta_vif;
__le64 tsf_adjust; /* TSF adjustment for staggered beacons */
struct ath_buf *av_bcbuf;
+ struct ath_chanctx *chanctx;
/* P2P Client */
struct ieee80211_noa_data noa;
+
+ /* P2P GO */
+ u8 noa_index;
+ u32 offchannel_start;
+ u32 offchannel_duration;
+
+ u32 periodic_noa_start;
+ u32 periodic_noa_duration;
};
struct ath9k_vif_iter_data {
u8 hw_macaddr[ETH_ALEN]; /* address of the first vif */
u8 mask[ETH_ALEN]; /* bssid mask */
bool has_hw_macaddr;
+ u8 slottime;
+ bool beacons;
int naps; /* number of AP vifs */
int nmeshes; /* number of mesh vifs */
int nstations; /* number of station vifs */
int nwds; /* number of WDS vifs */
int nadhocs; /* number of adhoc vifs */
+ struct ieee80211_vif *primary_sta;
};
-void ath9k_calculate_iter_data(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
+void ath9k_calculate_iter_data(struct ath_softc *sc,
+ struct ath_chanctx *ctx,
struct ath9k_vif_iter_data *iter_data);
+void ath9k_calculate_summary_state(struct ath_softc *sc,
+ struct ath_chanctx *ctx);
/*******************/
/* Beacon Handling */
@@ -458,6 +582,7 @@
#define ATH_PAPRD_TIMEOUT 100 /* msecs */
#define ATH_PLL_WORK_INTERVAL 100
+void ath_chanctx_work(struct work_struct *work);
void ath_tx_complete_poll_work(struct work_struct *work);
void ath_reset_work(struct work_struct *work);
bool ath_hw_check(struct ath_softc *sc);
@@ -473,6 +598,7 @@
void ath_ps_full_sleep(unsigned long data);
void ath9k_p2p_ps_timer(void *priv);
void ath9k_update_p2p_ps(struct ath_softc *sc, struct ieee80211_vif *vif);
+void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop);
/**********/
/* BTCOEX */
@@ -702,6 +828,8 @@
#define PS_BEACON_SYNC BIT(4)
#define PS_WAIT_FOR_ANI BIT(5)
+#define ATH9K_NUM_CHANCTX 2 /* supports 2 operating channels */
+
struct ath_softc {
struct ieee80211_hw *hw;
struct device *dev;
@@ -720,6 +848,7 @@
struct mutex mutex;
struct work_struct paprd_work;
struct work_struct hw_reset_work;
+ struct work_struct chanctx_work;
struct completion paprd_complete;
wait_queue_head_t tx_wait;
@@ -738,23 +867,27 @@
short nvifs;
unsigned long ps_usecount;
- struct ath_config config;
struct ath_rx rx;
struct ath_tx tx;
struct ath_beacon beacon;
+ struct cfg80211_chan_def cur_chandef;
+ struct ath_chanctx chanctx[ATH9K_NUM_CHANCTX];
+ struct ath_chanctx *cur_chan;
+ struct ath_chanctx *next_chan;
+ spinlock_t chan_lock;
+ struct ath_offchannel offchannel;
+ struct ath_chanctx_sched sched;
+
#ifdef CONFIG_MAC80211_LEDS
bool led_registered;
char led_name[32];
struct led_classdev led_cdev;
#endif
- struct ath9k_hw_cal_data caldata;
-
#ifdef CONFIG_ATH9K_DEBUGFS
struct ath9k_debug debug;
#endif
- struct ath_beacon_config cur_beacon_conf;
struct delayed_work tx_complete_work;
struct delayed_work hw_pll_work;
struct timer_list sleep_timer;
diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c
index e387f0b..eaf8f05 100644
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -80,7 +80,7 @@
u8 chainmask = ah->txchainmask;
u8 rate = 0;
- sband = &common->sbands[common->hw->conf.chandef.chan->band];
+ sband = &common->sbands[sc->cur_chandef.chan->band];
rate = sband->bitrates[rateidx].hw_value;
if (vif->bss_conf.use_short_preamble)
rate |= sband->bitrates[rateidx].hw_value_short;
@@ -108,6 +108,55 @@
ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);
}
+static void ath9k_beacon_add_noa(struct ath_softc *sc, struct ath_vif *avp,
+ struct sk_buff *skb)
+{
+ static const u8 noa_ie_hdr[] = {
+ WLAN_EID_VENDOR_SPECIFIC, /* type */
+ 0, /* length */
+ 0x50, 0x6f, 0x9a, /* WFA OUI */
+ 0x09, /* P2P subtype */
+ 0x0c, /* Notice of Absence */
+ 0x00, /* LSB of little-endian len */
+ 0x00, /* MSB of little-endian len */
+ };
+
+ struct ieee80211_p2p_noa_attr *noa;
+ int noa_len, noa_desc, i = 0;
+ u8 *hdr;
+
+ if (!avp->offchannel_duration && !avp->periodic_noa_duration)
+ return;
+
+ noa_desc = !!avp->offchannel_duration + !!avp->periodic_noa_duration;
+ noa_len = 2 + sizeof(struct ieee80211_p2p_noa_desc) * noa_desc;
+
+ hdr = skb_put(skb, sizeof(noa_ie_hdr));
+ memcpy(hdr, noa_ie_hdr, sizeof(noa_ie_hdr));
+ hdr[1] = sizeof(noa_ie_hdr) + noa_len - 2;
+ hdr[7] = noa_len;
+
+ noa = (void *) skb_put(skb, noa_len);
+ memset(noa, 0, noa_len);
+
+ noa->index = avp->noa_index;
+ if (avp->periodic_noa_duration) {
+ u32 interval = TU_TO_USEC(sc->cur_chan->beacon.beacon_interval);
+
+ noa->desc[i].count = 255;
+ noa->desc[i].start_time = cpu_to_le32(avp->periodic_noa_start);
+ noa->desc[i].duration = cpu_to_le32(avp->periodic_noa_duration);
+ noa->desc[i].interval = cpu_to_le32(interval);
+ i++;
+ }
+
+ if (avp->offchannel_duration) {
+ noa->desc[i].count = 1;
+ noa->desc[i].start_time = cpu_to_le32(avp->offchannel_start);
+ noa->desc[i].duration = cpu_to_le32(avp->offchannel_duration);
+ }
+}
+
static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
@@ -155,6 +204,9 @@
hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no);
}
+ if (vif->p2p)
+ ath9k_beacon_add_noa(sc, avp, skb);
+
bf->bf_buf_addr = dma_map_single(sc->dev, skb->data,
skb->len, DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(sc->dev, bf->bf_buf_addr))) {
@@ -249,7 +301,7 @@
static int ath9k_beacon_choose_slot(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
+ struct ath_beacon_config *cur_conf = &sc->cur_chan->beacon;
u16 intval;
u32 tsftu;
u64 tsf;
@@ -277,8 +329,8 @@
static void ath9k_set_tsfadjust(struct ath_softc *sc, struct ieee80211_vif *vif)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
struct ath_vif *avp = (void *)vif->drv_priv;
+ struct ath_beacon_config *cur_conf = &avp->chanctx->beacon;
u32 tsfadjust;
if (avp->av_bslot == 0)
@@ -374,12 +426,19 @@
vif = sc->beacon.bslot[slot];
/* EDMA devices check that in the tx completion function. */
- if (!edma && ath9k_csa_is_finished(sc, vif))
- return;
+ if (!edma) {
+ if (sc->sched.beacon_pending)
+ ath_chanctx_event(sc, NULL,
+ ATH_CHANCTX_EVENT_BEACON_SENT);
+
+ if (ath9k_csa_is_finished(sc, vif))
+ return;
+ }
if (!vif || !vif->bss_conf.enable_beacon)
return;
+ ath_chanctx_event(sc, vif, ATH_CHANCTX_EVENT_BEACON_PREPARE);
bf = ath9k_beacon_generate(sc->hw, vif);
if (sc->beacon.bmisscnt != 0) {
@@ -500,7 +559,6 @@
struct ieee80211_vif *vif)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_vif *avp = (void *)vif->drv_priv;
if (sc->sc_ah->opmode == NL80211_IFTYPE_AP) {
if ((vif->type != NL80211_IFTYPE_AP) ||
@@ -514,7 +572,7 @@
if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) {
if ((vif->type == NL80211_IFTYPE_STATION) &&
test_bit(ATH_OP_BEACONS, &common->op_flags) &&
- !avp->primary_sta_vif) {
+ vif != sc->cur_chan->primary_sta) {
ath_dbg(common, CONFIG,
"Beacon already configured for a station interface\n");
return false;
@@ -525,10 +583,11 @@
}
static void ath9k_cache_beacon_config(struct ath_softc *sc,
+ struct ath_chanctx *ctx,
struct ieee80211_bss_conf *bss_conf)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
+ struct ath_beacon_config *cur_conf = &ctx->beacon;
ath_dbg(common, BEACON,
"Caching beacon data for BSS: %pM\n", bss_conf->bssid);
@@ -564,20 +623,29 @@
u32 changed)
{
struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
+ struct ath_vif *avp = (void *)vif->drv_priv;
+ struct ath_chanctx *ctx = avp->chanctx;
+ struct ath_beacon_config *cur_conf;
unsigned long flags;
bool skip_beacon = false;
+ if (!ctx)
+ return;
+
+ cur_conf = &avp->chanctx->beacon;
if (vif->type == NL80211_IFTYPE_AP)
ath9k_set_tsfadjust(sc, vif);
if (!ath9k_allow_beacon_config(sc, vif))
return;
- if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) {
- ath9k_cache_beacon_config(sc, bss_conf);
+ if (vif->type == NL80211_IFTYPE_STATION) {
+ ath9k_cache_beacon_config(sc, ctx, bss_conf);
+ if (ctx != sc->cur_chan)
+ return;
+
ath9k_set_beacon(sc);
set_bit(ATH_OP_BEACONS, &common->op_flags);
return;
@@ -593,10 +661,13 @@
cur_conf->enable_beacon = false;
} else if (bss_conf->enable_beacon) {
cur_conf->enable_beacon = true;
- ath9k_cache_beacon_config(sc, bss_conf);
+ ath9k_cache_beacon_config(sc, ctx, bss_conf);
}
}
+ if (ctx != sc->cur_chan)
+ return;
+
/*
* Configure the HW beacon registers only when we have a valid
* beacon interval.
@@ -631,7 +702,7 @@
void ath9k_set_beacon(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
+ struct ath_beacon_config *cur_conf = &sc->cur_chan->beacon;
switch (sc->sc_ah->opmode) {
case NL80211_IFTYPE_AP:
diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c
new file mode 100644
index 0000000..ba214eb
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/channel.c
@@ -0,0 +1,685 @@
+/*
+ * Copyright (c) 2014 Qualcomm Atheros, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "ath9k.h"
+
+/* 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
+ * DMA, then restart stuff.
+ */
+static int ath_set_channel(struct ath_softc *sc)
+{
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ieee80211_hw *hw = sc->hw;
+ struct ath9k_channel *hchan;
+ struct cfg80211_chan_def *chandef = &sc->cur_chan->chandef;
+ struct ieee80211_channel *chan = chandef->chan;
+ int pos = chan->hw_value;
+ int old_pos = -1;
+ int r;
+
+ if (test_bit(ATH_OP_INVALID, &common->op_flags))
+ return -EIO;
+
+ if (ah->curchan)
+ old_pos = ah->curchan - &ah->channels[0];
+
+ ath_dbg(common, CONFIG, "Set channel: %d MHz width: %d\n",
+ chan->center_freq, chandef->width);
+
+ /* update survey stats for the old channel before switching */
+ spin_lock_bh(&common->cc_lock);
+ ath_update_survey_stats(sc);
+ spin_unlock_bh(&common->cc_lock);
+
+ ath9k_cmn_get_channel(hw, ah, chandef);
+
+ /* If the operating channel changes, change the survey in-use flags
+ * along with it.
+ * Reset the survey data for the new channel, unless we're switching
+ * back to the operating channel from an off-channel operation.
+ */
+ if (!sc->cur_chan->offchannel && sc->cur_survey != &sc->survey[pos]) {
+ if (sc->cur_survey)
+ sc->cur_survey->filled &= ~SURVEY_INFO_IN_USE;
+
+ sc->cur_survey = &sc->survey[pos];
+
+ memset(sc->cur_survey, 0, sizeof(struct survey_info));
+ sc->cur_survey->filled |= SURVEY_INFO_IN_USE;
+ } else if (!(sc->survey[pos].filled & SURVEY_INFO_IN_USE)) {
+ memset(&sc->survey[pos], 0, sizeof(struct survey_info));
+ }
+
+ hchan = &sc->sc_ah->channels[pos];
+ r = ath_reset_internal(sc, hchan);
+ if (r)
+ return r;
+
+ /* The most recent snapshot of channel->noisefloor for the old
+ * channel is only available after the hardware reset. Copy it to
+ * the survey stats now.
+ */
+ if (old_pos >= 0)
+ ath_update_survey_nf(sc, old_pos);
+
+ /* Enable radar pulse detection if on a DFS channel. Spectral
+ * scanning and radar detection can not be used concurrently.
+ */
+ if (hw->conf.radar_enabled) {
+ u32 rxfilter;
+
+ /* set HW specific DFS configuration */
+ ath9k_hw_set_radar_params(ah);
+ rxfilter = ath9k_hw_getrxfilter(ah);
+ rxfilter |= ATH9K_RX_FILTER_PHYRADAR |
+ ATH9K_RX_FILTER_PHYERR;
+ ath9k_hw_setrxfilter(ah, rxfilter);
+ ath_dbg(common, DFS, "DFS enabled at freq %d\n",
+ chan->center_freq);
+ } else {
+ /* perform spectral scan if requested. */
+ if (test_bit(ATH_OP_SCANNING, &common->op_flags) &&
+ sc->spectral_mode == SPECTRAL_CHANSCAN)
+ ath9k_spectral_scan_trigger(hw);
+ }
+
+ return 0;
+}
+
+static bool
+ath_chanctx_send_vif_ps_frame(struct ath_softc *sc, struct ath_vif *avp,
+ bool powersave)
+{
+ struct ieee80211_vif *vif = avp->vif;
+ struct ieee80211_sta *sta = NULL;
+ struct ieee80211_hdr_3addr *nullfunc;
+ struct ath_tx_control txctl;
+ struct sk_buff *skb;
+ int band = sc->cur_chan->chandef.chan->band;
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_STATION:
+ if (!vif->bss_conf.assoc)
+ return false;
+
+ skb = ieee80211_nullfunc_get(sc->hw, vif);
+ if (!skb)
+ return false;
+
+ nullfunc = (struct ieee80211_hdr_3addr *) skb->data;
+ if (powersave)
+ nullfunc->frame_control |=
+ cpu_to_le16(IEEE80211_FCTL_PM);
+
+ skb_set_queue_mapping(skb, IEEE80211_AC_VO);
+ if (!ieee80211_tx_prepare_skb(sc->hw, vif, skb, band, &sta)) {
+ dev_kfree_skb_any(skb);
+ return false;
+ }
+ break;
+ default:
+ return false;
+ }
+
+ memset(&txctl, 0, sizeof(txctl));
+ txctl.txq = sc->tx.txq_map[IEEE80211_AC_VO];
+ txctl.sta = sta;
+ txctl.force_channel = true;
+ if (ath_tx_start(sc->hw, skb, &txctl)) {
+ ieee80211_free_txskb(sc->hw, skb);
+ return false;
+ }
+
+ return true;
+}
+
+void ath_chanctx_check_active(struct ath_softc *sc, struct ath_chanctx *ctx)
+{
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ath_vif *avp;
+ bool active = false;
+ u8 n_active = 0;
+
+ if (!ctx)
+ return;
+
+ list_for_each_entry(avp, &ctx->vifs, list) {
+ struct ieee80211_vif *vif = avp->vif;
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_P2P_CLIENT:
+ case NL80211_IFTYPE_STATION:
+ if (vif->bss_conf.assoc)
+ active = true;
+ break;
+ default:
+ active = true;
+ break;
+ }
+ }
+ ctx->active = active;
+
+ ath_for_each_chanctx(sc, ctx) {
+ if (!ctx->assigned || list_empty(&ctx->vifs))
+ continue;
+ n_active++;
+ }
+
+ if (n_active <= 1) {
+ clear_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags);
+ return;
+ }
+ if (test_and_set_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags))
+ return;
+ ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_ENABLE_MULTICHANNEL);
+}
+
+static bool
+ath_chanctx_send_ps_frame(struct ath_softc *sc, bool powersave)
+{
+ struct ath_vif *avp;
+ bool sent = false;
+
+ rcu_read_lock();
+ list_for_each_entry(avp, &sc->cur_chan->vifs, list) {
+ if (ath_chanctx_send_vif_ps_frame(sc, avp, powersave))
+ sent = true;
+ }
+ rcu_read_unlock();
+
+ return sent;
+}
+
+static bool ath_chanctx_defer_switch(struct ath_softc *sc)
+{
+ if (sc->cur_chan == &sc->offchannel.chan)
+ return false;
+
+ switch (sc->sched.state) {
+ case ATH_CHANCTX_STATE_SWITCH:
+ return false;
+ case ATH_CHANCTX_STATE_IDLE:
+ if (!sc->cur_chan->switch_after_beacon)
+ return false;
+
+ sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_BEACON;
+ break;
+ default:
+ break;
+ }
+
+ return true;
+}
+
+static void ath_chanctx_set_next(struct ath_softc *sc, bool force)
+{
+ struct timespec ts;
+ bool measure_time = false;
+ bool send_ps = false;
+
+ spin_lock_bh(&sc->chan_lock);
+ if (!sc->next_chan) {
+ spin_unlock_bh(&sc->chan_lock);
+ return;
+ }
+
+ if (!force && ath_chanctx_defer_switch(sc)) {
+ spin_unlock_bh(&sc->chan_lock);
+ return;
+ }
+
+ if (sc->cur_chan != sc->next_chan) {
+ sc->cur_chan->stopped = true;
+ spin_unlock_bh(&sc->chan_lock);
+
+ if (sc->next_chan == &sc->offchannel.chan) {
+ getrawmonotonic(&ts);
+ measure_time = true;
+ }
+ __ath9k_flush(sc->hw, ~0, true);
+
+ if (ath_chanctx_send_ps_frame(sc, true))
+ __ath9k_flush(sc->hw, BIT(IEEE80211_AC_VO), false);
+
+ send_ps = true;
+ spin_lock_bh(&sc->chan_lock);
+
+ if (sc->cur_chan != &sc->offchannel.chan) {
+ getrawmonotonic(&sc->cur_chan->tsf_ts);
+ sc->cur_chan->tsf_val = ath9k_hw_gettsf64(sc->sc_ah);
+ }
+ }
+ sc->cur_chan = sc->next_chan;
+ sc->cur_chan->stopped = false;
+ sc->next_chan = NULL;
+ sc->sched.offchannel_duration = 0;
+ if (sc->sched.state != ATH_CHANCTX_STATE_FORCE_ACTIVE)
+ sc->sched.state = ATH_CHANCTX_STATE_IDLE;
+
+ spin_unlock_bh(&sc->chan_lock);
+
+ if (sc->sc_ah->chip_fullsleep ||
+ memcmp(&sc->cur_chandef, &sc->cur_chan->chandef,
+ sizeof(sc->cur_chandef))) {
+ ath_set_channel(sc);
+ if (measure_time)
+ sc->sched.channel_switch_time =
+ ath9k_hw_get_tsf_offset(&ts, NULL);
+ }
+ if (send_ps)
+ ath_chanctx_send_ps_frame(sc, false);
+
+ ath_offchannel_channel_change(sc);
+ ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_SWITCH);
+}
+
+void ath_chanctx_work(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc,
+ chanctx_work);
+ mutex_lock(&sc->mutex);
+ ath_chanctx_set_next(sc, false);
+ mutex_unlock(&sc->mutex);
+}
+
+void ath_chanctx_init(struct ath_softc *sc)
+{
+ struct ath_chanctx *ctx;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_channel *chan;
+ int i, j;
+
+ sband = &common->sbands[IEEE80211_BAND_2GHZ];
+ if (!sband->n_channels)
+ sband = &common->sbands[IEEE80211_BAND_5GHZ];
+
+ chan = &sband->channels[0];
+ for (i = 0; i < ATH9K_NUM_CHANCTX; i++) {
+ ctx = &sc->chanctx[i];
+ cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20);
+ INIT_LIST_HEAD(&ctx->vifs);
+ ctx->txpower = ATH_TXPOWER_MAX;
+ for (j = 0; j < ARRAY_SIZE(ctx->acq); j++)
+ INIT_LIST_HEAD(&ctx->acq[j]);
+ }
+ ctx = &sc->offchannel.chan;
+ cfg80211_chandef_create(&ctx->chandef, chan, NL80211_CHAN_HT20);
+ INIT_LIST_HEAD(&ctx->vifs);
+ ctx->txpower = ATH_TXPOWER_MAX;
+ for (j = 0; j < ARRAY_SIZE(ctx->acq); j++)
+ INIT_LIST_HEAD(&ctx->acq[j]);
+ sc->offchannel.chan.offchannel = true;
+
+}
+
+void ath9k_chanctx_force_active(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ath_vif *avp = (struct ath_vif *) vif->drv_priv;
+ bool changed = false;
+
+ if (!test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags))
+ return;
+
+ if (!avp->chanctx)
+ return;
+
+ mutex_lock(&sc->mutex);
+
+ spin_lock_bh(&sc->chan_lock);
+ if (sc->next_chan || (sc->cur_chan != avp->chanctx)) {
+ sc->next_chan = avp->chanctx;
+ changed = true;
+ }
+ sc->sched.state = ATH_CHANCTX_STATE_FORCE_ACTIVE;
+ spin_unlock_bh(&sc->chan_lock);
+
+ if (changed)
+ ath_chanctx_set_next(sc, true);
+
+ mutex_unlock(&sc->mutex);
+}
+
+void ath_chanctx_switch(struct ath_softc *sc, struct ath_chanctx *ctx,
+ struct cfg80211_chan_def *chandef)
+{
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+
+ spin_lock_bh(&sc->chan_lock);
+
+ if (test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags) &&
+ (sc->cur_chan != ctx) && (ctx == &sc->offchannel.chan)) {
+ sc->sched.offchannel_pending = true;
+ spin_unlock_bh(&sc->chan_lock);
+ return;
+ }
+
+ sc->next_chan = ctx;
+ if (chandef)
+ ctx->chandef = *chandef;
+
+ if (sc->next_chan == &sc->offchannel.chan) {
+ sc->sched.offchannel_duration =
+ TU_TO_USEC(sc->offchannel.duration) +
+ sc->sched.channel_switch_time;
+ }
+ spin_unlock_bh(&sc->chan_lock);
+ ieee80211_queue_work(sc->hw, &sc->chanctx_work);
+}
+
+void ath_chanctx_set_channel(struct ath_softc *sc, struct ath_chanctx *ctx,
+ struct cfg80211_chan_def *chandef)
+{
+ bool cur_chan;
+
+ spin_lock_bh(&sc->chan_lock);
+ if (chandef)
+ memcpy(&ctx->chandef, chandef, sizeof(*chandef));
+ cur_chan = sc->cur_chan == ctx;
+ spin_unlock_bh(&sc->chan_lock);
+
+ if (!cur_chan)
+ return;
+
+ ath_set_channel(sc);
+}
+
+struct ath_chanctx *ath_chanctx_get_oper_chan(struct ath_softc *sc, bool active)
+{
+ struct ath_chanctx *ctx;
+
+ ath_for_each_chanctx(sc, ctx) {
+ if (!ctx->assigned || list_empty(&ctx->vifs))
+ continue;
+ if (active && !ctx->active)
+ continue;
+
+ if (ctx->switch_after_beacon)
+ return ctx;
+ }
+
+ return &sc->chanctx[0];
+}
+
+void ath_chanctx_offchan_switch(struct ath_softc *sc,
+ struct ieee80211_channel *chan)
+{
+ struct cfg80211_chan_def chandef;
+
+ cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
+
+ ath_chanctx_switch(sc, &sc->offchannel.chan, &chandef);
+}
+
+static struct ath_chanctx *
+ath_chanctx_get_next(struct ath_softc *sc, struct ath_chanctx *ctx)
+{
+ int idx = ctx - &sc->chanctx[0];
+
+ return &sc->chanctx[!idx];
+}
+
+static void ath_chanctx_adjust_tbtt_delta(struct ath_softc *sc)
+{
+ struct ath_chanctx *prev, *cur;
+ struct timespec ts;
+ u32 cur_tsf, prev_tsf, beacon_int;
+ s32 offset;
+
+ beacon_int = TU_TO_USEC(sc->cur_chan->beacon.beacon_interval);
+
+ cur = sc->cur_chan;
+ prev = ath_chanctx_get_next(sc, cur);
+
+ getrawmonotonic(&ts);
+ cur_tsf = (u32) cur->tsf_val +
+ ath9k_hw_get_tsf_offset(&cur->tsf_ts, &ts);
+
+ prev_tsf = prev->last_beacon - (u32) prev->tsf_val + cur_tsf;
+ prev_tsf -= ath9k_hw_get_tsf_offset(&prev->tsf_ts, &ts);
+
+ /* Adjust the TSF time of the AP chanctx to keep its beacons
+ * at half beacon interval offset relative to the STA chanctx.
+ */
+ offset = cur_tsf - prev_tsf;
+
+ /* Ignore stale data or spurious timestamps */
+ if (offset < 0 || offset > 3 * beacon_int)
+ return;
+
+ offset = beacon_int / 2 - (offset % beacon_int);
+ prev->tsf_val += offset;
+}
+
+void ath_chanctx_timer(unsigned long data)
+{
+ struct ath_softc *sc = (struct ath_softc *) data;
+
+ ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_TSF_TIMER);
+}
+
+/* Configure the TSF based hardware timer for a channel switch.
+ * Also set up backup software timer, in case the gen timer fails.
+ * This could be caused by a hardware reset.
+ */
+static void ath_chanctx_setup_timer(struct ath_softc *sc, u32 tsf_time)
+{
+ struct ath_hw *ah = sc->sc_ah;
+
+ ath9k_hw_gen_timer_start(ah, sc->p2p_ps_timer, tsf_time, 1000000);
+ tsf_time -= ath9k_hw_gettsf32(ah);
+ tsf_time = msecs_to_jiffies(tsf_time / 1000) + 1;
+ mod_timer(&sc->sched.timer, tsf_time);
+}
+
+void ath_chanctx_event(struct ath_softc *sc, struct ieee80211_vif *vif,
+ enum ath_chanctx_event ev)
+{
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ath_beacon_config *cur_conf;
+ struct ath_vif *avp = NULL;
+ struct ath_chanctx *ctx;
+ u32 tsf_time;
+ u32 beacon_int;
+ bool noa_changed = false;
+
+ if (vif)
+ avp = (struct ath_vif *) vif->drv_priv;
+
+ spin_lock_bh(&sc->chan_lock);
+
+ switch (ev) {
+ case ATH_CHANCTX_EVENT_BEACON_PREPARE:
+ if (avp->offchannel_duration)
+ avp->offchannel_duration = 0;
+
+ if (avp->chanctx != sc->cur_chan)
+ break;
+
+ if (sc->sched.offchannel_pending) {
+ sc->sched.offchannel_pending = false;
+ sc->next_chan = &sc->offchannel.chan;
+ sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_BEACON;
+ }
+
+ ctx = ath_chanctx_get_next(sc, sc->cur_chan);
+ if (ctx->active && sc->sched.state == ATH_CHANCTX_STATE_IDLE) {
+ sc->next_chan = ctx;
+ sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_BEACON;
+ }
+
+ /* if the timer missed its window, use the next interval */
+ if (sc->sched.state == ATH_CHANCTX_STATE_WAIT_FOR_TIMER)
+ sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_BEACON;
+
+ if (sc->sched.state != ATH_CHANCTX_STATE_WAIT_FOR_BEACON)
+ break;
+
+ sc->sched.beacon_pending = true;
+ sc->sched.next_tbtt = REG_READ(ah, AR_NEXT_TBTT_TIMER);
+
+ cur_conf = &sc->cur_chan->beacon;
+ beacon_int = TU_TO_USEC(cur_conf->beacon_interval);
+
+ /* defer channel switch by a quarter beacon interval */
+ tsf_time = sc->sched.next_tbtt + beacon_int / 4;
+ sc->sched.switch_start_time = tsf_time;
+ sc->cur_chan->last_beacon = sc->sched.next_tbtt;
+
+ /* Prevent wrap-around issues */
+ if (avp->periodic_noa_duration &&
+ tsf_time - avp->periodic_noa_start > BIT(30))
+ avp->periodic_noa_duration = 0;
+
+ if (ctx->active && !avp->periodic_noa_duration) {
+ avp->periodic_noa_start = tsf_time;
+ avp->periodic_noa_duration =
+ TU_TO_USEC(cur_conf->beacon_interval) / 2 -
+ sc->sched.channel_switch_time;
+ noa_changed = true;
+ } else if (!ctx->active && avp->periodic_noa_duration) {
+ avp->periodic_noa_duration = 0;
+ noa_changed = true;
+ }
+
+ /* If at least two consecutive beacons were missed on the STA
+ * chanctx, stay on the STA channel for one extra beacon period,
+ * to resync the timer properly.
+ */
+ if (ctx->active && sc->sched.beacon_miss >= 2)
+ sc->sched.offchannel_duration = 3 * beacon_int / 2;
+
+ if (sc->sched.offchannel_duration) {
+ noa_changed = true;
+ avp->offchannel_start = tsf_time;
+ avp->offchannel_duration =
+ sc->sched.offchannel_duration;
+ }
+
+ if (noa_changed)
+ avp->noa_index++;
+ break;
+ case ATH_CHANCTX_EVENT_BEACON_SENT:
+ if (!sc->sched.beacon_pending)
+ break;
+
+ sc->sched.beacon_pending = false;
+ if (sc->sched.state != ATH_CHANCTX_STATE_WAIT_FOR_BEACON)
+ break;
+
+ sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_TIMER;
+ ath_chanctx_setup_timer(sc, sc->sched.switch_start_time);
+ break;
+ case ATH_CHANCTX_EVENT_TSF_TIMER:
+ if (sc->sched.state != ATH_CHANCTX_STATE_WAIT_FOR_TIMER)
+ break;
+
+ if (!sc->cur_chan->switch_after_beacon &&
+ sc->sched.beacon_pending)
+ sc->sched.beacon_miss++;
+
+ sc->sched.state = ATH_CHANCTX_STATE_SWITCH;
+ ieee80211_queue_work(sc->hw, &sc->chanctx_work);
+ break;
+ case ATH_CHANCTX_EVENT_BEACON_RECEIVED:
+ if (!test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags) ||
+ sc->cur_chan == &sc->offchannel.chan)
+ break;
+
+ ath_chanctx_adjust_tbtt_delta(sc);
+ sc->sched.beacon_pending = false;
+ sc->sched.beacon_miss = 0;
+
+ /* TSF time might have been updated by the incoming beacon,
+ * need update the channel switch timer to reflect the change.
+ */
+ tsf_time = sc->sched.switch_start_time;
+ tsf_time -= (u32) sc->cur_chan->tsf_val +
+ ath9k_hw_get_tsf_offset(&sc->cur_chan->tsf_ts, NULL);
+ tsf_time += ath9k_hw_gettsf32(ah);
+
+
+ ath_chanctx_setup_timer(sc, tsf_time);
+ break;
+ case ATH_CHANCTX_EVENT_ASSOC:
+ if (sc->sched.state != ATH_CHANCTX_STATE_FORCE_ACTIVE ||
+ avp->chanctx != sc->cur_chan)
+ break;
+
+ sc->sched.state = ATH_CHANCTX_STATE_IDLE;
+ /* fall through */
+ case ATH_CHANCTX_EVENT_SWITCH:
+ if (!test_bit(ATH_OP_MULTI_CHANNEL, &common->op_flags) ||
+ sc->sched.state == ATH_CHANCTX_STATE_FORCE_ACTIVE ||
+ sc->cur_chan->switch_after_beacon ||
+ sc->cur_chan == &sc->offchannel.chan)
+ break;
+
+ /* If this is a station chanctx, stay active for a half
+ * beacon period (minus channel switch time)
+ */
+ sc->next_chan = ath_chanctx_get_next(sc, sc->cur_chan);
+ cur_conf = &sc->cur_chan->beacon;
+
+ sc->sched.state = ATH_CHANCTX_STATE_WAIT_FOR_TIMER;
+
+ tsf_time = TU_TO_USEC(cur_conf->beacon_interval) / 2;
+ if (sc->sched.beacon_miss >= 2) {
+ sc->sched.beacon_miss = 0;
+ tsf_time *= 3;
+ }
+
+ tsf_time -= sc->sched.channel_switch_time;
+ tsf_time += ath9k_hw_gettsf32(sc->sc_ah);
+ sc->sched.switch_start_time = tsf_time;
+
+ ath_chanctx_setup_timer(sc, tsf_time);
+ sc->sched.beacon_pending = true;
+ break;
+ case ATH_CHANCTX_EVENT_ENABLE_MULTICHANNEL:
+ if (sc->cur_chan == &sc->offchannel.chan ||
+ sc->cur_chan->switch_after_beacon)
+ break;
+
+ sc->next_chan = ath_chanctx_get_next(sc, sc->cur_chan);
+ ieee80211_queue_work(sc->hw, &sc->chanctx_work);
+ break;
+ case ATH_CHANCTX_EVENT_UNASSIGN:
+ if (sc->cur_chan->assigned) {
+ if (sc->next_chan && !sc->next_chan->assigned &&
+ sc->next_chan != &sc->offchannel.chan)
+ sc->sched.state = ATH_CHANCTX_STATE_IDLE;
+ break;
+ }
+
+ ctx = ath_chanctx_get_next(sc, sc->cur_chan);
+ sc->sched.state = ATH_CHANCTX_STATE_IDLE;
+ if (!ctx->assigned)
+ break;
+
+ sc->next_chan = ctx;
+ ieee80211_queue_work(sc->hw, &sc->chanctx_work);
+ break;
+ }
+
+ spin_unlock_bh(&sc->chan_lock);
+}
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 6cc42be..ce073e9 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -750,13 +750,13 @@
{
struct ath_softc *sc = file->private_data;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ieee80211_hw *hw = sc->hw;
struct ath9k_vif_iter_data iter_data;
+ struct ath_chanctx *ctx;
char buf[512];
unsigned int len = 0;
ssize_t retval = 0;
unsigned int reg;
- u32 rxfilter;
+ u32 rxfilter, i;
len += scnprintf(buf + len, sizeof(buf) - len,
"BSSID: %pM\n", common->curbssid);
@@ -826,14 +826,20 @@
len += scnprintf(buf + len, sizeof(buf) - len, "\n");
- ath9k_calculate_iter_data(hw, NULL, &iter_data);
+ i = 0;
+ ath_for_each_chanctx(sc, ctx) {
+ if (!ctx->assigned || list_empty(&ctx->vifs))
+ continue;
+ ath9k_calculate_iter_data(sc, ctx, &iter_data);
- len += scnprintf(buf + len, sizeof(buf) - len,
- "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
- " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
- iter_data.naps, iter_data.nstations, iter_data.nmeshes,
- iter_data.nwds, iter_data.nadhocs,
- sc->nvifs, sc->nbcnvifs);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "VIF-COUNTS: CTX %i AP: %i STA: %i MESH: %i WDS: %i",
+ i++, iter_data.naps, iter_data.nstations,
+ iter_data.nmeshes, iter_data.nwds);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
+ iter_data.nadhocs, sc->nvifs, sc->nbcnvifs);
+ }
if (len > sizeof(buf))
len = sizeof(buf);
@@ -1080,7 +1086,7 @@
{
struct ath_softc *sc = file->private_data;
struct ath_hw *ah = sc->sc_ah;
- struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist;
+ struct ath9k_nfcal_hist *h = sc->cur_chan->caldata.nfCalHist;
struct ath_common *common = ath9k_hw_common(ah);
struct ieee80211_conf *conf = &common->hw->conf;
u32 len = 0, size = 1500;
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 2a8ed83..ace4fe2 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1730,6 +1730,23 @@
return -EINVAL;
}
+u32 ath9k_hw_get_tsf_offset(struct timespec *last, struct timespec *cur)
+{
+ struct timespec ts;
+ s64 usec;
+
+ if (!cur) {
+ getrawmonotonic(&ts);
+ cur = &ts;
+ }
+
+ usec = cur->tv_sec * 1000000ULL + cur->tv_nsec / 1000;
+ usec -= last->tv_sec * 1000000ULL + last->tv_nsec / 1000;
+
+ return (u32) usec;
+}
+EXPORT_SYMBOL(ath9k_hw_get_tsf_offset);
+
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
struct ath9k_hw_cal_data *caldata, bool fastcc)
{
@@ -1739,7 +1756,6 @@
u32 saveDefAntenna;
u32 macStaId1;
u64 tsf = 0;
- s64 usec = 0;
int r;
bool start_mci_reset = false;
bool save_fullsleep = ah->chip_fullsleep;
@@ -1785,7 +1801,6 @@
/* Save TSF before chip reset, a cold reset clears it */
tsf = ath9k_hw_gettsf64(ah);
getrawmonotonic(&ts);
- usec = ts.tv_sec * 1000000ULL + ts.tv_nsec / 1000;
saveLedState = REG_READ(ah, AR_CFG_LED) &
(AR_CFG_LED_ASSOC_CTL | AR_CFG_LED_MODE_SEL |
@@ -1818,9 +1833,7 @@
}
/* Restore TSF */
- getrawmonotonic(&ts);
- usec = ts.tv_sec * 1000000ULL + ts.tv_nsec / 1000 - usec;
- ath9k_hw_settsf64(ah, tsf + usec);
+ ath9k_hw_settsf64(ah, tsf + ath9k_hw_get_tsf_offset(&ts, NULL));
if (AR_SREV_9280_20_OR_LATER(ah))
REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, AR_GPIO_JTAG_DISABLE);
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 0acd4b5..51b4ebe 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -1000,6 +1000,7 @@
u64 ath9k_hw_gettsf64(struct ath_hw *ah);
void ath9k_hw_settsf64(struct ath_hw *ah, u64 tsf64);
void ath9k_hw_reset_tsf(struct ath_hw *ah);
+u32 ath9k_hw_get_tsf_offset(struct timespec *last, struct timespec *cur);
void ath9k_hw_set_tsfadjust(struct ath_hw *ah, bool set);
void ath9k_hw_init_global_settings(struct ath_hw *ah);
u32 ar9003_get_pll_sqsum_dvc(struct ath_hw *ah);
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 0246b99..79fdab6 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -61,7 +61,7 @@
module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
-static int ath9k_use_chanctx;
+int ath9k_use_chanctx;
module_param_named(use_chanctx, ath9k_use_chanctx, int, 0444);
MODULE_PARM_DESC(use_chanctx, "Enable channel context for concurrency");
@@ -169,9 +169,9 @@
/* Set tx power */
if (ah->curchan) {
- sc->config.txpowlimit = 2 * ah->curchan->chan->max_power;
+ sc->cur_chan->txpower = 2 * ah->curchan->chan->max_power;
ath9k_ps_wakeup(sc);
- ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit, false);
+ ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false);
sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
/* synchronize DFS detector if regulatory domain changed */
if (sc->dfs_detector != NULL)
@@ -335,7 +335,6 @@
setup_timer(&common->ani.timer, ath_ani_calibrate, (unsigned long)sc);
common->last_rssi = ATH_RSSI_DUMMY_MARKER;
- sc->config.txpowlimit = ATH_TXPOWER_MAX;
memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN);
sc->beacon.slottime = ATH9K_SLOT_TIME_9;
@@ -511,6 +510,9 @@
sc->dfs_detector = dfs_pattern_detector_init(common, NL80211_DFS_UNSET);
sc->tx99_power = MAX_RATE_POWER + 1;
init_waitqueue_head(&sc->tx_wait);
+ sc->cur_chan = &sc->chanctx[0];
+ if (!ath9k_use_chanctx)
+ sc->cur_chan->hw_queue_base = 0;
if (!pdata || pdata->use_eeprom) {
ah->ah_flags |= AH_USE_EEPROM;
@@ -556,6 +558,7 @@
spin_lock_init(&common->cc_lock);
spin_lock_init(&sc->sc_serial_rw);
spin_lock_init(&sc->sc_pm_lock);
+ spin_lock_init(&sc->chan_lock);
mutex_init(&sc->mutex);
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath9k_beacon_tasklet,
@@ -564,7 +567,11 @@
setup_timer(&sc->sleep_timer, ath_ps_full_sleep, (unsigned long)sc);
INIT_WORK(&sc->hw_reset_work, ath_reset_work);
INIT_WORK(&sc->paprd_work, ath_paprd_calibrate);
+ INIT_WORK(&sc->chanctx_work, ath_chanctx_work);
INIT_DELAYED_WORK(&sc->hw_pll_work, ath_hw_pll_work);
+ setup_timer(&sc->offchannel.timer, ath_offchannel_timer,
+ (unsigned long)sc);
+ setup_timer(&sc->sched.timer, ath_chanctx_timer, (unsigned long)sc);
/*
* Cache line size is used to size and align various
@@ -599,6 +606,7 @@
ath9k_cmn_init_crypto(sc->sc_ah);
ath9k_init_misc(sc);
ath_fill_led_pin(sc);
+ ath_chanctx_init(sc);
if (common->bus_ops->aspm_init)
common->bus_ops->aspm_init(common);
@@ -664,6 +672,12 @@
{ .max = 2048, .types = BIT(NL80211_IFTYPE_WDS) },
};
+static const struct ieee80211_iface_limit if_limits_multi[] = {
+ { .max = 1, .types = BIT(NL80211_IFTYPE_STATION) },
+ { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
+ BIT(NL80211_IFTYPE_P2P_GO) },
+};
+
static const struct ieee80211_iface_limit if_dfs_limits[] = {
{ .max = 1, .types = BIT(NL80211_IFTYPE_AP) |
#ifdef CONFIG_MAC80211_MESH
@@ -672,6 +686,16 @@
BIT(NL80211_IFTYPE_ADHOC) },
};
+static const struct ieee80211_iface_combination if_comb_multi[] = {
+ {
+ .limits = if_limits_multi,
+ .n_limits = ARRAY_SIZE(if_limits_multi),
+ .max_interfaces = 2,
+ .num_different_channels = 2,
+ .beacon_int_infra_match = true,
+ },
+};
+
static const struct ieee80211_iface_combination if_comb[] = {
{
.limits = if_limits,
@@ -712,6 +736,7 @@
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
IEEE80211_HW_SUPPORTS_RC_TABLE |
+ IEEE80211_HW_QUEUE_CONTROL |
IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
if (ath9k_ps_enable)
@@ -739,12 +764,21 @@
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT);
- hw->wiphy->iface_combinations = if_comb;
if (!ath9k_use_chanctx) {
+ hw->wiphy->iface_combinations = if_comb;
hw->wiphy->n_iface_combinations = ARRAY_SIZE(if_comb);
hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_WDS);
- } else
- hw->wiphy->n_iface_combinations = 1;
+ } else {
+ hw->wiphy->iface_combinations = if_comb_multi;
+ hw->wiphy->n_iface_combinations =
+ ARRAY_SIZE(if_comb_multi);
+ hw->wiphy->max_scan_ssids = 255;
+ hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN;
+ hw->wiphy->max_remain_on_channel_duration = 10000;
+ hw->chanctx_data_size = sizeof(void *);
+ hw->extra_beacon_tailroom =
+ sizeof(struct ieee80211_p2p_noa_attr) + 9;
+ }
}
hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
@@ -756,7 +790,12 @@
hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
- hw->queues = 4;
+ /* allow 4 queues per channel context +
+ * 1 cab queue + 1 offchannel tx queue
+ */
+ hw->queues = 10;
+ /* last queue for offchannel */
+ hw->offchannel_tx_hw_queue = hw->queues - 1;
hw->max_rates = 4;
hw->max_listen_interval = 1;
hw->max_rate_tries = 10;
diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c
index 72a715f..2343f56 100644
--- a/drivers/net/wireless/ath/ath9k/link.c
+++ b/drivers/net/wireless/ath/ath9k/link.c
@@ -178,7 +178,7 @@
txctl.txq = sc->tx.txq_map[IEEE80211_AC_BE];
memset(tx_info, 0, sizeof(*tx_info));
- tx_info->band = hw->conf.chandef.chan->band;
+ tx_info->band = sc->cur_chandef.chan->band;
tx_info->flags |= IEEE80211_TX_CTL_NO_ACK;
tx_info->control.rates[0].idx = 0;
tx_info->control.rates[0].count = 1;
@@ -416,7 +416,7 @@
if (common->disable_ani ||
!test_bit(ATH_OP_ANI_RUN, &common->op_flags) ||
- (sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL))
+ sc->cur_chan->offchannel)
return;
common->ani.longcal_timer = timestamp;
@@ -440,7 +440,7 @@
{
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
+ struct ath_beacon_config *cur_conf = &sc->cur_chan->beacon;
/*
* Check for the various conditions in which ANI has to
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 62ac95d..f5727c7 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -19,9 +19,6 @@
#include "ath9k.h"
#include "btcoex.h"
-static void ath9k_set_assoc_state(struct ath_softc *sc,
- struct ieee80211_vif *vif);
-
u8 ath9k_parse_mpdudensity(u8 mpdudensity)
{
/*
@@ -63,9 +60,16 @@
spin_lock_bh(&txq->axq_lock);
- if (txq->axq_depth || !list_empty(&txq->axq_acq))
+ if (txq->axq_depth)
pending = true;
+ if (txq->mac80211_qnum >= 0) {
+ struct list_head *list;
+
+ list = &sc->cur_chan->acq[txq->mac80211_qnum];
+ if (!list_empty(list))
+ pending = true;
+ }
spin_unlock_bh(&txq->axq_lock);
return pending;
}
@@ -227,13 +231,22 @@
}
ath9k_cmn_update_txpow(ah, sc->curtxpow,
- sc->config.txpowlimit, &sc->curtxpow);
+ sc->cur_chan->txpower, &sc->curtxpow);
clear_bit(ATH_OP_HW_RESET, &common->op_flags);
- ath9k_hw_set_interrupts(ah);
- ath9k_hw_enable_interrupts(ah);
+ ath9k_calculate_summary_state(sc, sc->cur_chan);
- if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) && start) {
+ if (!sc->cur_chan->offchannel && start) {
+ /* restore per chanctx TSF timer */
+ if (sc->cur_chan->tsf_val) {
+ u32 offset;
+
+ offset = ath9k_hw_get_tsf_offset(&sc->cur_chan->tsf_ts,
+ NULL);
+ ath9k_hw_settsf64(ah, sc->cur_chan->tsf_val + offset);
+ }
+
+
if (!test_bit(ATH_OP_BEACONS, &common->op_flags))
goto work;
@@ -247,26 +260,35 @@
}
work:
ath_restart_work(sc);
-
- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
- if (!ATH_TXQ_SETUP(sc, i))
- continue;
-
- spin_lock_bh(&sc->tx.txq[i].axq_lock);
- ath_txq_schedule(sc, &sc->tx.txq[i]);
- spin_unlock_bh(&sc->tx.txq[i].axq_lock);
- }
+ ath_txq_schedule_all(sc);
}
sc->gtt_cnt = 0;
- ieee80211_wake_queues(sc->hw);
+
+ ath9k_hw_set_interrupts(ah);
+ ath9k_hw_enable_interrupts(ah);
+
+ if (!ath9k_use_chanctx)
+ ieee80211_wake_queues(sc->hw);
+ else {
+ if (sc->cur_chan == &sc->offchannel.chan)
+ ieee80211_wake_queue(sc->hw,
+ sc->hw->offchannel_tx_hw_queue);
+ else {
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ ieee80211_wake_queue(sc->hw,
+ sc->cur_chan->hw_queue_base + i);
+ }
+ if (ah->opmode == NL80211_IFTYPE_AP)
+ ieee80211_wake_queue(sc->hw, sc->hw->queues - 2);
+ }
ath9k_p2p_ps_timer(sc);
return true;
}
-static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan)
+int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan)
{
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
@@ -279,9 +301,9 @@
tasklet_disable(&sc->intr_tq);
spin_lock_bh(&sc->sc_pcu_lock);
- if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) {
+ if (!sc->cur_chan->offchannel) {
fastcc = false;
- caldata = &sc->caldata;
+ caldata = &sc->cur_chan->caldata;
}
if (!hchan) {
@@ -292,6 +314,10 @@
if (!ath_prepare_reset(sc))
fastcc = false;
+ spin_lock_bh(&sc->chan_lock);
+ sc->cur_chandef = sc->cur_chan->chandef;
+ spin_unlock_bh(&sc->chan_lock);
+
ath_dbg(common, CONFIG, "Reset to %u MHz, HT40: %d fastcc: %d\n",
hchan->channel, IS_CHAN_HT40(hchan), fastcc);
@@ -307,7 +333,7 @@
}
if (ath9k_hw_mci_is_enabled(sc->sc_ah) &&
- (sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL))
+ sc->cur_chan->offchannel)
ath9k_mci_set_txpower(sc, true, false);
if (!ath_complete_reset(sc, true))
@@ -320,98 +346,6 @@
return r;
}
-
-/*
- * 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
- * DMA, then restart stuff.
-*/
-static int ath_set_channel(struct ath_softc *sc, struct cfg80211_chan_def *chandef)
-{
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_hw *hw = sc->hw;
- struct ath9k_channel *hchan;
- struct ieee80211_channel *chan = chandef->chan;
- bool offchannel;
- int pos = chan->hw_value;
- int old_pos = -1;
- int r;
-
- if (test_bit(ATH_OP_INVALID, &common->op_flags))
- return -EIO;
-
- offchannel = !!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL);
-
- if (ah->curchan)
- old_pos = ah->curchan - &ah->channels[0];
-
- ath_dbg(common, CONFIG, "Set channel: %d MHz width: %d\n",
- chan->center_freq, chandef->width);
-
- /* update survey stats for the old channel before switching */
- spin_lock_bh(&common->cc_lock);
- ath_update_survey_stats(sc);
- spin_unlock_bh(&common->cc_lock);
-
- ath9k_cmn_get_channel(hw, ah, chandef);
-
- /*
- * If the operating channel changes, change the survey in-use flags
- * along with it.
- * Reset the survey data for the new channel, unless we're switching
- * back to the operating channel from an off-channel operation.
- */
- if (!offchannel && sc->cur_survey != &sc->survey[pos]) {
- if (sc->cur_survey)
- sc->cur_survey->filled &= ~SURVEY_INFO_IN_USE;
-
- sc->cur_survey = &sc->survey[pos];
-
- memset(sc->cur_survey, 0, sizeof(struct survey_info));
- sc->cur_survey->filled |= SURVEY_INFO_IN_USE;
- } else if (!(sc->survey[pos].filled & SURVEY_INFO_IN_USE)) {
- memset(&sc->survey[pos], 0, sizeof(struct survey_info));
- }
-
- hchan = &sc->sc_ah->channels[pos];
- r = ath_reset_internal(sc, hchan);
- if (r)
- return r;
-
- /*
- * The most recent snapshot of channel->noisefloor for the old
- * channel is only available after the hardware reset. Copy it to
- * the survey stats now.
- */
- if (old_pos >= 0)
- ath_update_survey_nf(sc, old_pos);
-
- /*
- * Enable radar pulse detection if on a DFS channel. Spectral
- * scanning and radar detection can not be used concurrently.
- */
- if (hw->conf.radar_enabled) {
- u32 rxfilter;
-
- /* set HW specific DFS configuration */
- ath9k_hw_set_radar_params(ah);
- rxfilter = ath9k_hw_getrxfilter(ah);
- rxfilter |= ATH9K_RX_FILTER_PHYRADAR |
- ATH9K_RX_FILTER_PHYERR;
- ath9k_hw_setrxfilter(ah, rxfilter);
- ath_dbg(common, DFS, "DFS enabled at freq %d\n",
- chan->center_freq);
- } else {
- /* perform spectral scan if requested. */
- if (test_bit(ATH_OP_SCANNING, &common->op_flags) &&
- sc->spectral_mode == SPECTRAL_CHANSCAN)
- ath9k_spectral_scan_trigger(hw);
- }
-
- return 0;
-}
-
static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta,
struct ieee80211_vif *vif)
{
@@ -712,7 +646,8 @@
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_channel *curchan = hw->conf.chandef.chan;
+ struct ieee80211_channel *curchan = sc->cur_chan->chandef.chan;
+ struct ath_chanctx *ctx = sc->cur_chan;
struct ath9k_channel *init_channel;
int r;
@@ -723,7 +658,8 @@
ath9k_ps_wakeup(sc);
mutex_lock(&sc->mutex);
- init_channel = ath9k_cmn_get_channel(hw, ah, &hw->conf.chandef);
+ init_channel = ath9k_cmn_get_channel(hw, ah, &ctx->chandef);
+ sc->cur_chandef = hw->conf.chandef;
/* Reset SERDES registers */
ath9k_hw_configpcipowersave(ah, false);
@@ -886,6 +822,7 @@
struct ath_common *common = ath9k_hw_common(ah);
bool prev_idle;
+ cancel_work_sync(&sc->chanctx_work);
mutex_lock(&sc->mutex);
ath_cancel_work(sc);
@@ -934,7 +871,8 @@
}
if (!ah->curchan)
- ah->curchan = ath9k_cmn_get_channel(hw, ah, &hw->conf.chandef);
+ ah->curchan = ath9k_cmn_get_channel(hw, ah,
+ &sc->cur_chan->chandef);
ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
ath9k_hw_phy_disable(ah);
@@ -979,18 +917,29 @@
iter_data->has_hw_macaddr = true;
}
+ if (!vif->bss_conf.use_short_slot)
+ iter_data->slottime = ATH9K_SLOT_TIME_20;
+
switch (vif->type) {
case NL80211_IFTYPE_AP:
iter_data->naps++;
+ if (vif->bss_conf.enable_beacon)
+ iter_data->beacons = true;
break;
case NL80211_IFTYPE_STATION:
iter_data->nstations++;
+ if (vif->bss_conf.assoc && !iter_data->primary_sta)
+ iter_data->primary_sta = vif;
break;
case NL80211_IFTYPE_ADHOC:
iter_data->nadhocs++;
+ if (vif->bss_conf.enable_beacon)
+ iter_data->beacons = true;
break;
case NL80211_IFTYPE_MESH_POINT:
iter_data->nmeshes++;
+ if (vif->bss_conf.enable_beacon)
+ iter_data->beacons = true;
break;
case NL80211_IFTYPE_WDS:
iter_data->nwds++;
@@ -1000,26 +949,12 @@
}
}
-static void ath9k_sta_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
-{
- struct ath_softc *sc = data;
- struct ath_vif *avp = (void *)vif->drv_priv;
-
- if (vif->type != NL80211_IFTYPE_STATION)
- return;
-
- if (avp->primary_sta_vif)
- ath9k_set_assoc_state(sc, vif);
-}
-
/* Called with sc->mutex held. */
-void ath9k_calculate_iter_data(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
+void ath9k_calculate_iter_data(struct ath_softc *sc,
+ struct ath_chanctx *ctx,
struct ath9k_vif_iter_data *iter_data)
{
- struct ath_softc *sc = hw->priv;
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
+ struct ath_vif *avp;
/*
* Pick the MAC address of the first interface as the new hardware
@@ -1028,29 +963,80 @@
*/
memset(iter_data, 0, sizeof(*iter_data));
memset(&iter_data->mask, 0xff, ETH_ALEN);
+ iter_data->slottime = ATH9K_SLOT_TIME_9;
- if (vif)
- ath9k_vif_iter(iter_data, vif->addr, vif);
+ list_for_each_entry(avp, &ctx->vifs, list)
+ ath9k_vif_iter(iter_data, avp->vif->addr, avp->vif);
- /* Get list of all active MAC addresses */
- ieee80211_iterate_active_interfaces_atomic(
- sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
- ath9k_vif_iter, iter_data);
+ if (ctx == &sc->offchannel.chan) {
+ struct ieee80211_vif *vif;
- memcpy(common->macaddr, iter_data->hw_macaddr, ETH_ALEN);
+ if (sc->offchannel.state < ATH_OFFCHANNEL_ROC_START)
+ vif = sc->offchannel.scan_vif;
+ else
+ vif = sc->offchannel.roc_vif;
+
+ if (vif)
+ ath9k_vif_iter(iter_data, vif->addr, vif);
+ iter_data->beacons = false;
+ }
+}
+
+static void ath9k_set_assoc_state(struct ath_softc *sc,
+ struct ieee80211_vif *vif, bool changed)
+{
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
+ unsigned long flags;
+
+ set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
+ /* Set the AID, BSSID and do beacon-sync only when
+ * the HW opmode is STATION.
+ *
+ * But the primary bit is set above in any case.
+ */
+ if (sc->sc_ah->opmode != NL80211_IFTYPE_STATION)
+ return;
+
+ ether_addr_copy(common->curbssid, bss_conf->bssid);
+ common->curaid = bss_conf->aid;
+ ath9k_hw_write_associd(sc->sc_ah);
+
+ if (changed) {
+ common->last_rssi = ATH_RSSI_DUMMY_MARKER;
+ sc->sc_ah->stats.avgbrssi = ATH_RSSI_DUMMY_MARKER;
+
+ spin_lock_irqsave(&sc->sc_pm_lock, flags);
+ sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON;
+ spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
+ }
+
+ if (ath9k_hw_mci_is_enabled(sc->sc_ah))
+ ath9k_mci_update_wlan_channels(sc, false);
+
+ ath_dbg(common, CONFIG,
+ "Primary Station interface: %pM, BSSID: %pM\n",
+ vif->addr, common->curbssid);
}
/* Called with sc->mutex held. */
-static void ath9k_calculate_summary_state(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif)
+void ath9k_calculate_summary_state(struct ath_softc *sc,
+ struct ath_chanctx *ctx)
{
- struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_vif_iter_data iter_data;
- enum nl80211_iftype old_opmode = ah->opmode;
- ath9k_calculate_iter_data(hw, vif, &iter_data);
+ ath_chanctx_check_active(sc, ctx);
+
+ if (ctx != sc->cur_chan)
+ return;
+
+ ath9k_ps_wakeup(sc);
+ ath9k_calculate_iter_data(sc, ctx, &iter_data);
+
+ if (iter_data.has_hw_macaddr)
+ ether_addr_copy(common->macaddr, iter_data.hw_macaddr);
memcpy(common->bssidmask, iter_data.mask, ETH_ALEN);
ath_hw_setbssidmask(common);
@@ -1073,24 +1059,57 @@
ath9k_hw_setopmode(ah);
+ ctx->switch_after_beacon = false;
if ((iter_data.nstations + iter_data.nadhocs + iter_data.nmeshes) > 0)
ah->imask |= ATH9K_INT_TSFOOR;
- else
+ else {
ah->imask &= ~ATH9K_INT_TSFOOR;
+ if (iter_data.naps == 1 && iter_data.beacons)
+ ctx->switch_after_beacon = true;
+ }
+ ah->imask &= ~ATH9K_INT_SWBA;
+ if (ah->opmode == NL80211_IFTYPE_STATION) {
+ bool changed = (iter_data.primary_sta != ctx->primary_sta);
+
+ iter_data.beacons = true;
+ if (iter_data.primary_sta) {
+ ath9k_set_assoc_state(sc, iter_data.primary_sta,
+ changed);
+ if (!ctx->primary_sta ||
+ !ctx->primary_sta->bss_conf.assoc)
+ ctx->primary_sta = iter_data.primary_sta;
+ } else {
+ ctx->primary_sta = NULL;
+ memset(common->curbssid, 0, ETH_ALEN);
+ common->curaid = 0;
+ ath9k_hw_write_associd(sc->sc_ah);
+ if (ath9k_hw_mci_is_enabled(sc->sc_ah))
+ ath9k_mci_update_wlan_channels(sc, true);
+ }
+ } else if (iter_data.beacons) {
+ ah->imask |= ATH9K_INT_SWBA;
+ }
ath9k_hw_set_interrupts(ah);
- /*
- * If we are changing the opmode to STATION,
- * a beacon sync needs to be done.
- */
- if (ah->opmode == NL80211_IFTYPE_STATION &&
- old_opmode == NL80211_IFTYPE_AP &&
- test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) {
- ieee80211_iterate_active_interfaces_atomic(
- sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
- ath9k_sta_vif_iter, sc);
+ if (iter_data.beacons)
+ set_bit(ATH_OP_BEACONS, &common->op_flags);
+ else
+ clear_bit(ATH_OP_BEACONS, &common->op_flags);
+
+ if (ah->slottime != iter_data.slottime) {
+ ah->slottime = iter_data.slottime;
+ ath9k_hw_init_global_settings(ah);
}
+
+ if (iter_data.primary_sta)
+ set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
+ else
+ clear_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
+
+ ctx->primary_sta = iter_data.primary_sta;
+
+ ath9k_ps_restore(sc);
}
static int ath9k_add_interface(struct ieee80211_hw *hw,
@@ -1101,6 +1120,7 @@
struct ath_common *common = ath9k_hw_common(ah);
struct ath_vif *avp = (void *)vif->drv_priv;
struct ath_node *an = &avp->mcast_node;
+ int i;
mutex_lock(&sc->mutex);
@@ -1115,14 +1135,20 @@
ath_dbg(common, CONFIG, "Attach a VIF of type: %d\n", vif->type);
sc->nvifs++;
- ath9k_ps_wakeup(sc);
- ath9k_calculate_summary_state(hw, vif);
- ath9k_ps_restore(sc);
-
if (ath9k_uses_beacons(vif->type))
ath9k_beacon_assign_slot(sc, vif);
avp->vif = vif;
+ if (!ath9k_use_chanctx) {
+ avp->chanctx = sc->cur_chan;
+ list_add_tail(&avp->list, &avp->chanctx->vifs);
+ }
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ vif->hw_queue[i] = i;
+ if (vif->type == NL80211_IFTYPE_AP)
+ vif->cab_queue = hw->queues - 2;
+ else
+ vif->cab_queue = IEEE80211_INVAL_HW_QUEUE;
an->sc = sc;
an->sta = NULL;
@@ -1141,6 +1167,8 @@
{
struct ath_softc *sc = hw->priv;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ath_vif *avp = (void *)vif->drv_priv;
+ int i;
mutex_lock(&sc->mutex);
@@ -1157,13 +1185,19 @@
vif->type = new_type;
vif->p2p = p2p;
- ath9k_ps_wakeup(sc);
- ath9k_calculate_summary_state(hw, vif);
- ath9k_ps_restore(sc);
-
if (ath9k_uses_beacons(vif->type))
ath9k_beacon_assign_slot(sc, vif);
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ vif->hw_queue[i] = i;
+
+ if (vif->type == NL80211_IFTYPE_AP)
+ vif->cab_queue = hw->queues - 2;
+ else
+ vif->cab_queue = IEEE80211_INVAL_HW_QUEUE;
+
+ ath9k_calculate_summary_state(sc, avp->chanctx);
+
mutex_unlock(&sc->mutex);
return 0;
}
@@ -1211,14 +1245,12 @@
sc->nvifs--;
sc->tx99_vif = NULL;
+ if (!ath9k_use_chanctx)
+ list_del(&avp->list);
if (ath9k_uses_beacons(vif->type))
ath9k_beacon_remove_slot(sc, vif);
- ath9k_ps_wakeup(sc);
- ath9k_calculate_summary_state(hw, NULL);
- ath9k_ps_restore(sc);
-
ath_tx_node_cleanup(sc, &avp->mcast_node);
mutex_unlock(&sc->mutex);
@@ -1345,7 +1377,7 @@
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ieee80211_conf *conf = &hw->conf;
- bool reset_channel = false;
+ struct ath_chanctx *ctx = sc->cur_chan;
ath9k_ps_wakeup(sc);
mutex_lock(&sc->mutex);
@@ -1361,7 +1393,7 @@
* The chip needs a reset to properly wake up from
* full sleep
*/
- reset_channel = ah->chip_fullsleep;
+ ath_chanctx_set_channel(sc, ctx, &ctx->chandef);
}
}
@@ -1391,20 +1423,16 @@
}
}
- if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) {
- if (ath_set_channel(sc, &hw->conf.chandef) < 0) {
- ath_err(common, "Unable to set channel\n");
- mutex_unlock(&sc->mutex);
- ath9k_ps_restore(sc);
- return -EINVAL;
- }
+ if (!ath9k_use_chanctx && (changed & IEEE80211_CONF_CHANGE_CHANNEL)) {
+ ctx->offchannel = !!(conf->flags & IEEE80211_CONF_OFFCHANNEL);
+ ath_chanctx_set_channel(sc, ctx, &hw->conf.chandef);
}
if (changed & IEEE80211_CONF_CHANGE_POWER) {
ath_dbg(common, CONFIG, "Set power: %d\n", conf->power_level);
- sc->config.txpowlimit = 2 * conf->power_level;
+ sc->cur_chan->txpower = 2 * conf->power_level;
ath9k_cmn_update_txpow(ah, sc->curtxpow,
- sc->config.txpowlimit, &sc->curtxpow);
+ sc->cur_chan->txpower, &sc->curtxpow);
}
mutex_unlock(&sc->mutex);
@@ -1659,58 +1687,6 @@
return ret;
}
-static void ath9k_set_assoc_state(struct ath_softc *sc,
- struct ieee80211_vif *vif)
-{
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_vif *avp = (void *)vif->drv_priv;
- struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
- unsigned long flags;
-
- set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
- avp->primary_sta_vif = true;
-
- /*
- * Set the AID, BSSID and do beacon-sync only when
- * the HW opmode is STATION.
- *
- * But the primary bit is set above in any case.
- */
- if (sc->sc_ah->opmode != NL80211_IFTYPE_STATION)
- return;
-
- memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN);
- common->curaid = bss_conf->aid;
- ath9k_hw_write_associd(sc->sc_ah);
-
- common->last_rssi = ATH_RSSI_DUMMY_MARKER;
- sc->sc_ah->stats.avgbrssi = ATH_RSSI_DUMMY_MARKER;
-
- spin_lock_irqsave(&sc->sc_pm_lock, flags);
- sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON;
- spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
-
- if (ath9k_hw_mci_is_enabled(sc->sc_ah))
- ath9k_mci_update_wlan_channels(sc, false);
-
- ath_dbg(common, CONFIG,
- "Primary Station interface: %pM, BSSID: %pM\n",
- vif->addr, common->curbssid);
-}
-
-static void ath9k_bss_assoc_iter(void *data, u8 *mac, struct ieee80211_vif *vif)
-{
- struct ath_softc *sc = data;
- struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-
- if (test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags))
- return;
-
- if (bss_conf->assoc)
- ath9k_set_assoc_state(sc, vif);
-}
-
void ath9k_p2p_ps_timer(void *priv)
{
struct ath_softc *sc = priv;
@@ -1720,7 +1696,11 @@
struct ath_node *an;
u32 tsf;
- if (!avp)
+ del_timer_sync(&sc->sched.timer);
+ ath9k_hw_gen_timer_stop(sc->sc_ah, sc->p2p_ps_timer);
+ ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_TSF_TIMER);
+
+ if (!avp || avp->chanctx != sc->cur_chan)
return;
tsf = ath9k_hw_gettsf32(sc->sc_ah);
@@ -1795,26 +1775,9 @@
ath_dbg(common, CONFIG, "BSSID %pM Changed ASSOC %d\n",
bss_conf->bssid, bss_conf->assoc);
- if (avp->primary_sta_vif && !bss_conf->assoc) {
- clear_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags);
- avp->primary_sta_vif = false;
-
- if (ah->opmode == NL80211_IFTYPE_STATION)
- clear_bit(ATH_OP_BEACONS, &common->op_flags);
- }
-
- ieee80211_iterate_active_interfaces_atomic(
- sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
- ath9k_bss_assoc_iter, sc);
-
- if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags) &&
- ah->opmode == NL80211_IFTYPE_STATION) {
- memset(common->curbssid, 0, ETH_ALEN);
- common->curaid = 0;
- ath9k_hw_write_associd(sc->sc_ah);
- if (ath9k_hw_mci_is_enabled(sc->sc_ah))
- ath9k_mci_update_wlan_channels(sc, true);
- }
+ ath9k_calculate_summary_state(sc, avp->chanctx);
+ if (bss_conf->assoc)
+ ath_chanctx_event(sc, vif, ATH_CHANCTX_EVENT_ASSOC);
}
if (changed & BSS_CHANGED_IBSS) {
@@ -1824,10 +1787,14 @@
}
if ((changed & BSS_CHANGED_BEACON_ENABLED) ||
- (changed & BSS_CHANGED_BEACON_INT))
+ (changed & BSS_CHANGED_BEACON_INT)) {
+ if (changed & BSS_CHANGED_BEACON_ENABLED)
+ ath9k_calculate_summary_state(sc, avp->chanctx);
ath9k_beacon_config(sc, vif, changed);
+ }
- if (changed & BSS_CHANGED_ERP_SLOT) {
+ if ((avp->chanctx == sc->cur_chan) &&
+ (changed & BSS_CHANGED_ERP_SLOT)) {
if (bss_conf->use_short_slot)
slottime = 9;
else
@@ -2032,23 +1999,30 @@
u32 queues, bool drop)
{
struct ath_softc *sc = hw->priv;
+
+ mutex_lock(&sc->mutex);
+ __ath9k_flush(hw, queues, drop);
+ mutex_unlock(&sc->mutex);
+}
+
+void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop)
+{
+ struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
int timeout = HZ / 5; /* 200 ms */
bool drain_txq;
+ int i;
- mutex_lock(&sc->mutex);
cancel_delayed_work_sync(&sc->tx_complete_work);
if (ah->ah_flags & AH_UNPLUGGED) {
ath_dbg(common, ANY, "Device has been unplugged!\n");
- mutex_unlock(&sc->mutex);
return;
}
if (test_bit(ATH_OP_INVALID, &common->op_flags)) {
ath_dbg(common, ANY, "Device not present\n");
- mutex_unlock(&sc->mutex);
return;
}
@@ -2066,11 +2040,13 @@
ath_reset(sc);
ath9k_ps_restore(sc);
- ieee80211_wake_queues(hw);
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ ieee80211_wake_queue(sc->hw,
+ sc->cur_chan->hw_queue_base + i);
+ }
}
ieee80211_queue_delayed_work(hw, &sc->tx_complete_work, 0);
- mutex_unlock(&sc->mutex);
}
static bool ath9k_tx_frames_pending(struct ieee80211_hw *hw)
@@ -2230,6 +2206,403 @@
clear_bit(ATH_OP_SCANNING, &common->op_flags);
}
+static int ath_scan_channel_duration(struct ath_softc *sc,
+ struct ieee80211_channel *chan)
+{
+ struct cfg80211_scan_request *req = sc->offchannel.scan_req;
+
+ if (!req->n_ssids || (chan->flags & IEEE80211_CHAN_NO_IR))
+ return (HZ / 9); /* ~110 ms */
+
+ return (HZ / 16); /* ~60 ms */
+}
+
+static void
+ath_scan_next_channel(struct ath_softc *sc)
+{
+ struct cfg80211_scan_request *req = sc->offchannel.scan_req;
+ struct ieee80211_channel *chan;
+
+ if (sc->offchannel.scan_idx >= req->n_channels) {
+ sc->offchannel.state = ATH_OFFCHANNEL_IDLE;
+ ath_chanctx_switch(sc, ath_chanctx_get_oper_chan(sc, false),
+ NULL);
+ return;
+ }
+
+ chan = req->channels[sc->offchannel.scan_idx++];
+ sc->offchannel.duration = ath_scan_channel_duration(sc, chan);
+ sc->offchannel.state = ATH_OFFCHANNEL_PROBE_SEND;
+ ath_chanctx_offchan_switch(sc, chan);
+}
+
+static void ath_offchannel_next(struct ath_softc *sc)
+{
+ struct ieee80211_vif *vif;
+
+ if (sc->offchannel.scan_req) {
+ vif = sc->offchannel.scan_vif;
+ sc->offchannel.chan.txpower = vif->bss_conf.txpower;
+ ath_scan_next_channel(sc);
+ } else if (sc->offchannel.roc_vif) {
+ vif = sc->offchannel.roc_vif;
+ sc->offchannel.chan.txpower = vif->bss_conf.txpower;
+ sc->offchannel.duration = sc->offchannel.roc_duration;
+ sc->offchannel.state = ATH_OFFCHANNEL_ROC_START;
+ ath_chanctx_offchan_switch(sc, sc->offchannel.roc_chan);
+ } else {
+ ath_chanctx_switch(sc, ath_chanctx_get_oper_chan(sc, false),
+ NULL);
+ sc->offchannel.state = ATH_OFFCHANNEL_IDLE;
+ if (sc->ps_idle)
+ ath_cancel_work(sc);
+ }
+}
+
+static void ath_roc_complete(struct ath_softc *sc, bool abort)
+{
+ sc->offchannel.roc_vif = NULL;
+ sc->offchannel.roc_chan = NULL;
+ if (!abort)
+ ieee80211_remain_on_channel_expired(sc->hw);
+ ath_offchannel_next(sc);
+ ath9k_ps_restore(sc);
+}
+
+static void ath_scan_complete(struct ath_softc *sc, bool abort)
+{
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+
+ sc->offchannel.scan_req = NULL;
+ sc->offchannel.scan_vif = NULL;
+ sc->offchannel.state = ATH_OFFCHANNEL_IDLE;
+ ieee80211_scan_completed(sc->hw, abort);
+ clear_bit(ATH_OP_SCANNING, &common->op_flags);
+ ath_offchannel_next(sc);
+ ath9k_ps_restore(sc);
+}
+
+static void ath_scan_send_probe(struct ath_softc *sc,
+ struct cfg80211_ssid *ssid)
+{
+ struct cfg80211_scan_request *req = sc->offchannel.scan_req;
+ struct ieee80211_vif *vif = sc->offchannel.scan_vif;
+ struct ath_tx_control txctl = {};
+ struct sk_buff *skb;
+ struct ieee80211_tx_info *info;
+ int band = sc->offchannel.chan.chandef.chan->band;
+
+ skb = ieee80211_probereq_get(sc->hw, vif,
+ ssid->ssid, ssid->ssid_len, req->ie_len);
+ if (!skb)
+ return;
+
+ info = IEEE80211_SKB_CB(skb);
+ if (req->no_cck)
+ info->flags |= IEEE80211_TX_CTL_NO_CCK_RATE;
+
+ if (req->ie_len)
+ memcpy(skb_put(skb, req->ie_len), req->ie, req->ie_len);
+
+ skb_set_queue_mapping(skb, IEEE80211_AC_VO);
+
+ if (!ieee80211_tx_prepare_skb(sc->hw, vif, skb, band, NULL))
+ goto error;
+
+ txctl.txq = sc->tx.txq_map[IEEE80211_AC_VO];
+ txctl.force_channel = true;
+ if (ath_tx_start(sc->hw, skb, &txctl))
+ goto error;
+
+ return;
+
+error:
+ ieee80211_free_txskb(sc->hw, skb);
+}
+
+static void ath_scan_channel_start(struct ath_softc *sc)
+{
+ struct cfg80211_scan_request *req = sc->offchannel.scan_req;
+ int i;
+
+ if (!(sc->cur_chan->chandef.chan->flags & IEEE80211_CHAN_NO_IR) &&
+ req->n_ssids) {
+ for (i = 0; i < req->n_ssids; i++)
+ ath_scan_send_probe(sc, &req->ssids[i]);
+
+ }
+
+ sc->offchannel.state = ATH_OFFCHANNEL_PROBE_WAIT;
+ mod_timer(&sc->offchannel.timer, jiffies + sc->offchannel.duration);
+}
+
+void ath_offchannel_channel_change(struct ath_softc *sc)
+{
+ switch (sc->offchannel.state) {
+ case ATH_OFFCHANNEL_PROBE_SEND:
+ if (!sc->offchannel.scan_req)
+ return;
+
+ if (sc->cur_chan->chandef.chan !=
+ sc->offchannel.chan.chandef.chan)
+ return;
+
+ ath_scan_channel_start(sc);
+ break;
+ case ATH_OFFCHANNEL_IDLE:
+ if (!sc->offchannel.scan_req)
+ return;
+
+ ath_scan_complete(sc, false);
+ break;
+ case ATH_OFFCHANNEL_ROC_START:
+ if (sc->cur_chan != &sc->offchannel.chan)
+ break;
+
+ sc->offchannel.state = ATH_OFFCHANNEL_ROC_WAIT;
+ mod_timer(&sc->offchannel.timer, jiffies +
+ msecs_to_jiffies(sc->offchannel.duration));
+ ieee80211_ready_on_channel(sc->hw);
+ break;
+ case ATH_OFFCHANNEL_ROC_DONE:
+ ath_roc_complete(sc, false);
+ break;
+ default:
+ break;
+ }
+}
+
+void ath_offchannel_timer(unsigned long data)
+{
+ struct ath_softc *sc = (struct ath_softc *)data;
+ struct ath_chanctx *ctx;
+
+ switch (sc->offchannel.state) {
+ case ATH_OFFCHANNEL_PROBE_WAIT:
+ if (!sc->offchannel.scan_req)
+ return;
+
+ /* get first active channel context */
+ ctx = ath_chanctx_get_oper_chan(sc, true);
+ if (ctx->active) {
+ sc->offchannel.state = ATH_OFFCHANNEL_SUSPEND;
+ ath_chanctx_switch(sc, ctx, NULL);
+ mod_timer(&sc->offchannel.timer, jiffies + HZ / 10);
+ break;
+ }
+ /* fall through */
+ case ATH_OFFCHANNEL_SUSPEND:
+ if (!sc->offchannel.scan_req)
+ return;
+
+ ath_scan_next_channel(sc);
+ break;
+ case ATH_OFFCHANNEL_ROC_START:
+ case ATH_OFFCHANNEL_ROC_WAIT:
+ ctx = ath_chanctx_get_oper_chan(sc, false);
+ sc->offchannel.state = ATH_OFFCHANNEL_ROC_DONE;
+ ath_chanctx_switch(sc, ctx, NULL);
+ break;
+ default:
+ break;
+ }
+}
+
+static int ath9k_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ struct ieee80211_scan_request *hw_req)
+{
+ struct cfg80211_scan_request *req = &hw_req->req;
+ struct ath_softc *sc = hw->priv;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ int ret = 0;
+
+ mutex_lock(&sc->mutex);
+
+ if (WARN_ON(sc->offchannel.scan_req)) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+ ath9k_ps_wakeup(sc);
+ set_bit(ATH_OP_SCANNING, &common->op_flags);
+ sc->offchannel.scan_vif = vif;
+ sc->offchannel.scan_req = req;
+ sc->offchannel.scan_idx = 0;
+
+ if (sc->offchannel.state == ATH_OFFCHANNEL_IDLE)
+ ath_offchannel_next(sc);
+
+out:
+ mutex_unlock(&sc->mutex);
+
+ return ret;
+}
+
+static void ath9k_cancel_hw_scan(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct ath_softc *sc = hw->priv;
+
+ mutex_lock(&sc->mutex);
+ del_timer_sync(&sc->offchannel.timer);
+ ath_scan_complete(sc, true);
+ mutex_unlock(&sc->mutex);
+}
+
+static int ath9k_remain_on_channel(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_channel *chan, int duration,
+ enum ieee80211_roc_type type)
+{
+ struct ath_softc *sc = hw->priv;
+ int ret = 0;
+
+ mutex_lock(&sc->mutex);
+
+ if (WARN_ON(sc->offchannel.roc_vif)) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+ ath9k_ps_wakeup(sc);
+ sc->offchannel.roc_vif = vif;
+ sc->offchannel.roc_chan = chan;
+ sc->offchannel.roc_duration = duration;
+
+ if (sc->offchannel.state == ATH_OFFCHANNEL_IDLE)
+ ath_offchannel_next(sc);
+
+out:
+ mutex_unlock(&sc->mutex);
+
+ return ret;
+}
+
+static int ath9k_cancel_remain_on_channel(struct ieee80211_hw *hw)
+{
+ struct ath_softc *sc = hw->priv;
+
+ mutex_lock(&sc->mutex);
+
+ del_timer_sync(&sc->offchannel.timer);
+
+ if (sc->offchannel.roc_vif) {
+ if (sc->offchannel.state >= ATH_OFFCHANNEL_ROC_START)
+ ath_roc_complete(sc, true);
+ }
+
+ mutex_unlock(&sc->mutex);
+
+ return 0;
+}
+
+static int ath9k_add_chanctx(struct ieee80211_hw *hw,
+ struct ieee80211_chanctx_conf *conf)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_chanctx *ctx, **ptr;
+ int pos;
+
+ mutex_lock(&sc->mutex);
+
+ ath_for_each_chanctx(sc, ctx) {
+ if (ctx->assigned)
+ continue;
+
+ ptr = (void *) conf->drv_priv;
+ *ptr = ctx;
+ ctx->assigned = true;
+ pos = ctx - &sc->chanctx[0];
+ ctx->hw_queue_base = pos * IEEE80211_NUM_ACS;
+ ath_chanctx_set_channel(sc, ctx, &conf->def);
+ mutex_unlock(&sc->mutex);
+ return 0;
+ }
+ mutex_unlock(&sc->mutex);
+ return -ENOSPC;
+}
+
+
+static void ath9k_remove_chanctx(struct ieee80211_hw *hw,
+ struct ieee80211_chanctx_conf *conf)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_chanctx *ctx = ath_chanctx_get(conf);
+
+ mutex_lock(&sc->mutex);
+ ctx->assigned = false;
+ ctx->hw_queue_base = -1;
+ ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_UNASSIGN);
+ mutex_unlock(&sc->mutex);
+}
+
+static void ath9k_change_chanctx(struct ieee80211_hw *hw,
+ struct ieee80211_chanctx_conf *conf,
+ u32 changed)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_chanctx *ctx = ath_chanctx_get(conf);
+
+ mutex_lock(&sc->mutex);
+ ath_chanctx_set_channel(sc, ctx, &conf->def);
+ mutex_unlock(&sc->mutex);
+}
+
+static int ath9k_assign_vif_chanctx(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_chanctx_conf *conf)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_vif *avp = (void *)vif->drv_priv;
+ struct ath_chanctx *ctx = ath_chanctx_get(conf);
+ int i;
+
+ mutex_lock(&sc->mutex);
+ avp->chanctx = ctx;
+ list_add_tail(&avp->list, &ctx->vifs);
+ ath9k_calculate_summary_state(sc, ctx);
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ vif->hw_queue[i] = ctx->hw_queue_base + i;
+ mutex_unlock(&sc->mutex);
+
+ return 0;
+}
+
+static void ath9k_unassign_vif_chanctx(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_chanctx_conf *conf)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_vif *avp = (void *)vif->drv_priv;
+ struct ath_chanctx *ctx = ath_chanctx_get(conf);
+ int ac;
+
+ mutex_lock(&sc->mutex);
+ avp->chanctx = NULL;
+ list_del(&avp->list);
+ ath9k_calculate_summary_state(sc, ctx);
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
+ vif->hw_queue[ac] = IEEE80211_INVAL_HW_QUEUE;
+ mutex_unlock(&sc->mutex);
+}
+
+void ath9k_fill_chanctx_ops(void)
+{
+ if (!ath9k_use_chanctx)
+ return;
+
+ ath9k_ops.hw_scan = ath9k_hw_scan;
+ ath9k_ops.cancel_hw_scan = ath9k_cancel_hw_scan;
+ ath9k_ops.remain_on_channel = ath9k_remain_on_channel;
+ ath9k_ops.cancel_remain_on_channel = ath9k_cancel_remain_on_channel;
+ ath9k_ops.add_chanctx = ath9k_add_chanctx;
+ ath9k_ops.remove_chanctx = ath9k_remove_chanctx;
+ ath9k_ops.change_chanctx = ath9k_change_chanctx;
+ ath9k_ops.assign_vif_chanctx = ath9k_assign_vif_chanctx;
+ ath9k_ops.unassign_vif_chanctx = ath9k_unassign_vif_chanctx;
+ ath9k_ops.mgd_prepare_tx = ath9k_chanctx_force_active;
+}
+
struct ieee80211_ops ath9k_ops = {
.tx = ath9k_tx,
.start = ath9k_start,
diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c
index a0dbcc4..3f7a11e 100644
--- a/drivers/net/wireless/ath/ath9k/mci.c
+++ b/drivers/net/wireless/ath/ath9k/mci.c
@@ -706,7 +706,7 @@
return;
if (setchannel) {
- struct ath9k_hw_cal_data *caldata = &sc->caldata;
+ struct ath9k_hw_cal_data *caldata = &sc->cur_chan->caldata;
if (IS_CHAN_HT40PLUS(ah->curchan) &&
(ah->curchan->channel > caldata->channel) &&
(ah->curchan->channel <= caldata->channel + 20))
@@ -720,7 +720,7 @@
mci_hw->concur_tx = concur_tx;
if (old_concur_tx != mci_hw->concur_tx)
- ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit, false);
+ ath9k_hw_set_txpowerlimit(ah, sc->cur_chan->txpower, false);
}
static void ath9k_mci_stomp_audio(struct ath_softc *sc)
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index 4dec09e..7a2b2c5 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -843,6 +843,7 @@
return -ENODEV;
}
+ ath9k_fill_chanctx_ops();
hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops);
if (!hw) {
dev_err(&pdev->dev, "No memory for ieee80211_hw\n");
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 9105a92..74ab1d0 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -259,7 +259,7 @@
ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_HP);
ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_LP);
ath_opmode_init(sc);
- ath9k_hw_startpcureceive(sc->sc_ah, !!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL));
+ ath9k_hw_startpcureceive(sc->sc_ah, sc->cur_chan->offchannel);
}
static void ath_edma_stop_recv(struct ath_softc *sc)
@@ -374,6 +374,7 @@
u32 ath_calcrxfilter(struct ath_softc *sc)
{
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
u32 rfilt;
if (config_enabled(CONFIG_ATH9K_TX99))
@@ -424,6 +425,10 @@
if (AR_SREV_9550(sc->sc_ah) || AR_SREV_9531(sc->sc_ah))
rfilt |= ATH9K_RX_FILTER_4ADDRESS;
+ if (ath9k_use_chanctx &&
+ test_bit(ATH_OP_SCANNING, &common->op_flags))
+ rfilt |= ATH9K_RX_FILTER_BEACON;
+
return rfilt;
}
@@ -457,7 +462,7 @@
start_recv:
ath_opmode_init(sc);
- ath9k_hw_startpcureceive(ah, !!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL));
+ ath9k_hw_startpcureceive(ah, sc->cur_chan->offchannel);
return 0;
}
@@ -540,7 +545,7 @@
sc->ps_flags &= ~PS_BEACON_SYNC;
ath_dbg(common, PS,
"Reconfigure beacon timers based on synchronized timestamp\n");
- if (!(WARN_ON_ONCE(sc->cur_beacon_conf.beacon_interval == 0)))
+ if (!(WARN_ON_ONCE(sc->cur_chan->beacon.beacon_interval == 0)))
ath9k_set_beacon(sc);
if (sc->p2p_ps_vif)
ath9k_update_p2p_ps(sc, sc->p2p_ps_vif->vif);
@@ -887,6 +892,11 @@
return -EINVAL;
}
+ if (rx_stats->is_mybeacon) {
+ sc->sched.next_tbtt = rx_stats->rs_tstamp;
+ ath_chanctx_event(sc, NULL, ATH_CHANCTX_EVENT_BEACON_RECEIVED);
+ }
+
ath9k_cmn_process_rssi(common, hw, rx_stats, rx_status);
rx_status->band = ah->curchan->chan->band;
diff --git a/drivers/net/wireless/ath/ath9k/tx99.c b/drivers/net/wireless/ath/ath9k/tx99.c
index a65cfb9..2397292 100644
--- a/drivers/net/wireless/ath/ath9k/tx99.c
+++ b/drivers/net/wireless/ath/ath9k/tx99.c
@@ -76,7 +76,7 @@
tx_info = IEEE80211_SKB_CB(skb);
memset(tx_info, 0, sizeof(*tx_info));
rate = &tx_info->control.rates[0];
- tx_info->band = hw->conf.chandef.chan->band;
+ tx_info->band = sc->cur_chan->chandef.chan->band;
tx_info->flags = IEEE80211_TX_CTL_NO_ACK;
tx_info->control.vif = sc->tx99_vif;
rate->count = 1;
diff --git a/drivers/net/wireless/ath/ath9k/wow.c b/drivers/net/wireless/ath/ath9k/wow.c
index 2879887..a4f4f0d 100644
--- a/drivers/net/wireless/ath/ath9k/wow.c
+++ b/drivers/net/wireless/ath/ath9k/wow.c
@@ -193,6 +193,7 @@
u32 wow_triggers_enabled = 0;
int ret = 0;
+ cancel_work_sync(&sc->chanctx_work);
mutex_lock(&sc->mutex);
ath_cancel_work(sc);
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 66acb2c..d4927c9 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -103,9 +103,16 @@
ieee80211_tx_status(sc->hw, skb);
}
-static void ath_tx_queue_tid(struct ath_txq *txq, struct ath_atx_tid *tid)
+static void ath_tx_queue_tid(struct ath_softc *sc, struct ath_txq *txq,
+ struct ath_atx_tid *tid)
{
struct ath_atx_ac *ac = tid->ac;
+ struct list_head *list;
+ struct ath_vif *avp = (struct ath_vif *) tid->an->vif->drv_priv;
+ struct ath_chanctx *ctx = avp->chanctx;
+
+ if (!ctx)
+ return;
if (tid->sched)
return;
@@ -117,7 +124,9 @@
return;
ac->sched = true;
- list_add_tail(&ac->list, &txq->axq_acq);
+
+ list = &ctx->acq[TID_TO_WME_AC(tid->tidno)];
+ list_add_tail(&ac->list, list);
}
static struct ath_frame_info *get_frame_info(struct sk_buff *skb)
@@ -147,7 +156,8 @@
static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq,
struct sk_buff *skb)
{
- int q;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ int q, hw_queue;
q = skb_get_queue_mapping(skb);
if (txq == sc->tx.uapsdq)
@@ -159,9 +169,10 @@
if (WARN_ON(--txq->pending_frames < 0))
txq->pending_frames = 0;
+ hw_queue = (info->hw_queue >= sc->hw->queues - 2) ? q : info->hw_queue;
if (txq->stopped &&
txq->pending_frames < sc->tx.txq_max_pending[q]) {
- ieee80211_wake_queue(sc->hw, q);
+ ieee80211_wake_queue(sc->hw, hw_queue);
txq->stopped = false;
}
}
@@ -626,7 +637,7 @@
skb_queue_splice_tail(&bf_pending, &tid->retry_q);
if (!an->sleeping) {
- ath_tx_queue_tid(txq, tid);
+ ath_tx_queue_tid(sc, txq, tid);
if (ts->ts_status & (ATH9K_TXERR_FILT | ATH9K_TXERR_XRETRY))
tid->ac->clear_ps_filter = true;
@@ -1483,7 +1494,7 @@
ac->clear_ps_filter = true;
if (ath_tid_has_buffered(tid)) {
- ath_tx_queue_tid(txq, tid);
+ ath_tx_queue_tid(sc, txq, tid);
ath_txq_schedule(sc, txq);
}
@@ -1507,7 +1518,7 @@
tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
if (ath_tid_has_buffered(tid)) {
- ath_tx_queue_tid(txq, tid);
+ ath_tx_queue_tid(sc, txq, tid);
ath_txq_schedule(sc, txq);
}
@@ -1642,7 +1653,6 @@
txq->axq_link = NULL;
__skb_queue_head_init(&txq->complete_q);
INIT_LIST_HEAD(&txq->axq_q);
- INIT_LIST_HEAD(&txq->axq_acq);
spin_lock_init(&txq->axq_lock);
txq->axq_depth = 0;
txq->axq_ampdu_depth = 0;
@@ -1686,7 +1696,7 @@
int ath_cabq_update(struct ath_softc *sc)
{
struct ath9k_tx_queue_info qi;
- struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf;
+ struct ath_beacon_config *cur_conf = &sc->cur_chan->beacon;
int qnum = sc->beacon.cabq->axq_qnum;
ath9k_hw_get_txq_props(sc->sc_ah, qnum, &qi);
@@ -1804,7 +1814,7 @@
sc->tx.txqsetup &= ~(1<<txq->axq_qnum);
}
-/* For each axq_acq entry, for each tid, try to schedule packets
+/* For each acq entry, for each tid, try to schedule packets
* for transmit until ampdu_depth has reached min Q depth.
*/
void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
@@ -1812,19 +1822,31 @@
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_atx_ac *ac, *last_ac;
struct ath_atx_tid *tid, *last_tid;
+ struct list_head *ac_list;
bool sent = false;
- if (test_bit(ATH_OP_HW_RESET, &common->op_flags) ||
- list_empty(&txq->axq_acq))
+ if (txq->mac80211_qnum < 0)
return;
+ spin_lock_bh(&sc->chan_lock);
+ ac_list = &sc->cur_chan->acq[txq->mac80211_qnum];
+ spin_unlock_bh(&sc->chan_lock);
+
+ if (test_bit(ATH_OP_HW_RESET, &common->op_flags) ||
+ list_empty(ac_list))
+ return;
+
+ spin_lock_bh(&sc->chan_lock);
rcu_read_lock();
- last_ac = list_entry(txq->axq_acq.prev, struct ath_atx_ac, list);
- while (!list_empty(&txq->axq_acq)) {
+ last_ac = list_entry(ac_list->prev, struct ath_atx_ac, list);
+ while (!list_empty(ac_list)) {
bool stop = false;
- ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
+ if (sc->cur_chan->stopped)
+ break;
+
+ ac = list_first_entry(ac_list, struct ath_atx_ac, list);
last_tid = list_entry(ac->tid_q.prev, struct ath_atx_tid, list);
list_del(&ac->list);
ac->sched = false;
@@ -1844,7 +1866,7 @@
* are pending for the tid
*/
if (ath_tid_has_buffered(tid))
- ath_tx_queue_tid(txq, tid);
+ ath_tx_queue_tid(sc, txq, tid);
if (stop || tid == last_tid)
break;
@@ -1852,7 +1874,7 @@
if (!list_empty(&ac->tid_q) && !ac->sched) {
ac->sched = true;
- list_add_tail(&ac->list, &txq->axq_acq);
+ list_add_tail(&ac->list, ac_list);
}
if (stop)
@@ -1863,12 +1885,27 @@
break;
sent = false;
- last_ac = list_entry(txq->axq_acq.prev,
+ last_ac = list_entry(ac_list->prev,
struct ath_atx_ac, list);
}
}
rcu_read_unlock();
+ spin_unlock_bh(&sc->chan_lock);
+}
+
+void ath_txq_schedule_all(struct ath_softc *sc)
+{
+ struct ath_txq *txq;
+ int i;
+
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ txq = sc->tx.txq_map[i];
+
+ spin_lock_bh(&txq->axq_lock);
+ ath_txq_schedule(sc, txq);
+ spin_unlock_bh(&txq->axq_lock);
+ }
}
/***********/
@@ -2150,13 +2187,21 @@
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_sta *sta = txctl->sta;
struct ieee80211_vif *vif = info->control.vif;
+ struct ath_vif *avp = NULL;
struct ath_softc *sc = hw->priv;
struct ath_txq *txq = txctl->txq;
struct ath_atx_tid *tid = NULL;
struct ath_buf *bf;
- int q;
+ bool queue;
+ int q, hw_queue;
int ret;
+ if (vif)
+ avp = (void *)vif->drv_priv;
+
+ if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)
+ txctl->force_channel = true;
+
ret = ath_tx_prepare(hw, skb, txctl);
if (ret)
return ret;
@@ -2168,24 +2213,39 @@
*/
q = skb_get_queue_mapping(skb);
+ hw_queue = (info->hw_queue >= sc->hw->queues - 2) ? q : info->hw_queue;
ath_txq_lock(sc, txq);
if (txq == sc->tx.txq_map[q] &&
++txq->pending_frames > sc->tx.txq_max_pending[q] &&
!txq->stopped) {
- ieee80211_stop_queue(sc->hw, q);
+ ieee80211_stop_queue(sc->hw, hw_queue);
txq->stopped = true;
}
- if (txctl->an && ieee80211_is_data_present(hdr->frame_control))
+ queue = ieee80211_is_data_present(hdr->frame_control);
+
+ /* Force queueing of all frames that belong to a virtual interface on
+ * a different channel context, to ensure that they are sent on the
+ * correct channel.
+ */
+ if (((avp && avp->chanctx != sc->cur_chan) ||
+ sc->cur_chan->stopped) && !txctl->force_channel) {
+ if (!txctl->an)
+ txctl->an = &avp->mcast_node;
+ info->flags &= ~IEEE80211_TX_CTL_PS_RESPONSE;
+ queue = true;
+ }
+
+ if (txctl->an && queue)
tid = ath_get_skb_tid(sc, txctl->an, skb);
- if (info->flags & IEEE80211_TX_CTL_PS_RESPONSE) {
+ if (info->flags & (IEEE80211_TX_CTL_PS_RESPONSE |
+ IEEE80211_TX_CTL_TX_OFFCHAN)) {
ath_txq_unlock(sc, txq);
txq = sc->tx.uapsdq;
ath_txq_lock(sc, txq);
- } else if (txctl->an &&
- ieee80211_is_data_present(hdr->frame_control)) {
+ } else if (txctl->an && queue) {
WARN_ON(tid->ac->txq != txctl->txq);
if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
@@ -2198,7 +2258,7 @@
TX_STAT_INC(txq->axq_qnum, a_queued_sw);
__skb_queue_tail(&tid->buf_q, skb);
if (!txctl->an->sleeping)
- ath_tx_queue_tid(txq, tid);
+ ath_tx_queue_tid(sc, txq, tid);
ath_txq_schedule(sc, txq);
goto out;
@@ -2244,8 +2304,8 @@
int max_duration;
max_duration =
- sc->cur_beacon_conf.beacon_interval * 1000 *
- sc->cur_beacon_conf.dtim_period / ATH_BCBUF;
+ sc->cur_chan->beacon.beacon_interval * 1000 *
+ sc->cur_chan->beacon.dtim_period / ATH_BCBUF;
do {
struct ath_frame_info *fi = get_frame_info(skb);
@@ -2560,6 +2620,8 @@
sc->beacon.tx_processed = true;
sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
+ ath_chanctx_event(sc, NULL,
+ ATH_CHANCTX_EVENT_BEACON_SENT);
ath9k_csa_update(sc);
continue;
}
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index 820d4eb..4ac2c20 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -104,8 +104,8 @@
return -EOPNOTSUPP;
}
-static int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
- struct station_info *sinfo)
+int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
+ struct station_info *sinfo)
{
struct wmi_notify_req_cmd cmd = {
.cid = cid,
@@ -287,6 +287,7 @@
return -EBUSY;
}
+ wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
wil->scan_request = request;
mod_timer(&wil->scan_timer, jiffies + WIL6210_SCAN_TO);
@@ -443,15 +444,15 @@
return rc;
}
-static int wil_cfg80211_mgmt_tx(struct wiphy *wiphy,
- struct wireless_dev *wdev,
- struct cfg80211_mgmt_tx_params *params,
- u64 *cookie)
+int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
+ struct cfg80211_mgmt_tx_params *params,
+ u64 *cookie)
{
const u8 *buf = params->buf;
size_t len = params->len;
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
int rc;
+ bool tx_status = false;
struct ieee80211_mgmt *mgmt_frame = (void *)buf;
struct wmi_sw_tx_req_cmd *cmd;
struct {
@@ -460,8 +461,10 @@
} __packed evt;
cmd = kmalloc(sizeof(*cmd) + len, GFP_KERNEL);
- if (!cmd)
- return -ENOMEM;
+ if (!cmd) {
+ rc = -ENOMEM;
+ goto out;
+ }
memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN);
cmd->len = cpu_to_le16(len);
@@ -470,10 +473,12 @@
rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, cmd, sizeof(*cmd) + len,
WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000);
if (rc == 0)
- rc = evt.evt.status;
+ tx_status = !evt.evt.status;
kfree(cmd);
-
+ out:
+ cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
+ tx_status, GFP_KERNEL);
return rc;
}
@@ -562,6 +567,34 @@
return rc;
}
+static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
+{
+ print_hex_dump_bytes("head ", DUMP_PREFIX_OFFSET,
+ b->head, b->head_len);
+ print_hex_dump_bytes("tail ", DUMP_PREFIX_OFFSET,
+ b->tail, b->tail_len);
+ print_hex_dump_bytes("BCON IE ", DUMP_PREFIX_OFFSET,
+ b->beacon_ies, b->beacon_ies_len);
+ print_hex_dump_bytes("PROBE ", DUMP_PREFIX_OFFSET,
+ b->probe_resp, b->probe_resp_len);
+ print_hex_dump_bytes("PROBE IE ", DUMP_PREFIX_OFFSET,
+ b->proberesp_ies, b->proberesp_ies_len);
+ print_hex_dump_bytes("ASSOC IE ", DUMP_PREFIX_OFFSET,
+ b->assocresp_ies, b->assocresp_ies_len);
+}
+
+static void wil_print_crypto(struct wil6210_priv *wil,
+ struct cfg80211_crypto_settings *c)
+{
+ wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
+ c->wpa_versions, c->cipher_group);
+ wil_dbg_misc(wil, "Pairwise ciphers [%d]\n", c->n_ciphers_pairwise);
+ wil_dbg_misc(wil, "AKM suites [%d]\n", c->n_akm_suites);
+ wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
+ c->control_port, be16_to_cpu(c->control_port_ethertype),
+ c->control_port_no_encrypt);
+}
+
static int wil_fix_bcon(struct wil6210_priv *wil,
struct cfg80211_beacon_data *bcon)
{
@@ -595,8 +628,11 @@
struct wireless_dev *wdev = ndev->ieee80211_ptr;
struct ieee80211_channel *channel = info->chandef.chan;
struct cfg80211_beacon_data *bcon = &info->beacon;
+ struct cfg80211_crypto_settings *crypto = &info->crypto;
u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
+ wil_dbg_misc(wil, "%s()\n", __func__);
+
if (!channel) {
wil_err(wil, "AP: No channel???\n");
return -EINVAL;
@@ -604,11 +640,19 @@
wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
channel->center_freq, info->privacy ? "secure" : "open");
+ wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
+ info->privacy, info->auth_type);
+ wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
+ info->dtim_period);
print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET,
info->ssid, info->ssid_len);
+ wil_print_bcon_data(bcon);
+ wil_print_crypto(wil, crypto);
- if (wil_fix_bcon(wil, bcon))
+ if (wil_fix_bcon(wil, bcon)) {
wil_dbg_misc(wil, "Fixed bcon\n");
+ wil_print_bcon_data(bcon);
+ }
mutex_lock(&wil->mutex);
@@ -663,6 +707,8 @@
int rc = 0;
struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+ wil_dbg_misc(wil, "%s()\n", __func__);
+
mutex_lock(&wil->mutex);
rc = wmi_pcp_stop(wil);
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 8d4bc4b..a868c5e 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -19,6 +19,7 @@
#include <linux/seq_file.h>
#include <linux/pci.h>
#include <linux/rtnetlink.h>
+#include <linux/power_supply.h>
#include "wil6210.h"
#include "txrx.h"
@@ -69,14 +70,32 @@
for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) {
struct vring *vring = &(wil->vring_tx[i]);
+ struct vring_tx_data *txdata = &wil->vring_tx_data[i];
+
if (vring->va) {
int cid = wil->vring2cid_tid[i][0];
int tid = wil->vring2cid_tid[i][1];
+ u32 swhead = vring->swhead;
+ u32 swtail = vring->swtail;
+ int used = (vring->size + swhead - swtail)
+ % vring->size;
+ int avail = vring->size - used - 1;
char name[10];
+ /* performance monitoring */
+ cycles_t now = get_cycles();
+ cycles_t idle = txdata->idle * 100;
+ cycles_t total = now - txdata->begin;
+
+ do_div(idle, total);
+ txdata->begin = now;
+ txdata->idle = 0ULL;
+
snprintf(name, sizeof(name), "tx_%2d", i);
- seq_printf(s, "\n%pM CID %d TID %d\n",
- wil->sta[cid].addr, cid, tid);
+ seq_printf(s, "\n%pM CID %d TID %d [%3d|%3d] idle %3d%%\n",
+ wil->sta[cid].addr, cid, tid, used, avail,
+ (int)idle);
+
wil_print_vring(s, wil, name, vring, '_', 'H');
}
}
@@ -231,6 +250,26 @@
&fops_iomem_x32);
}
+static int wil_debugfs_ulong_set(void *data, u64 val)
+{
+ *(ulong *)data = val;
+ return 0;
+}
+static int wil_debugfs_ulong_get(void *data, u64 *val)
+{
+ *val = *(ulong *)data;
+ return 0;
+}
+DEFINE_SIMPLE_ATTRIBUTE(wil_fops_ulong, wil_debugfs_ulong_get,
+ wil_debugfs_ulong_set, "%llu\n");
+
+static struct dentry *wil_debugfs_create_ulong(const char *name, umode_t mode,
+ struct dentry *parent,
+ ulong *value)
+{
+ return debugfs_create_file(name, mode, parent, value, &wil_fops_ulong);
+}
+
static int wil6210_debugfs_create_ISR(struct wil6210_priv *wil,
const char *name,
struct dentry *parent, u32 off)
@@ -284,11 +323,11 @@
if (IS_ERR_OR_NULL(d))
return -ENODEV;
- wil_debugfs_create_iomem_x32("TRSH", S_IRUGO, d, wil->csr +
+ wil_debugfs_create_iomem_x32("TRSH", S_IRUGO | S_IWUSR, d, wil->csr +
HOSTADDR(RGF_DMA_ITR_CNT_TRSH));
- wil_debugfs_create_iomem_x32("DATA", S_IRUGO, d, wil->csr +
+ wil_debugfs_create_iomem_x32("DATA", S_IRUGO | S_IWUSR, d, wil->csr +
HOSTADDR(RGF_DMA_ITR_CNT_DATA));
- wil_debugfs_create_iomem_x32("CTL", S_IRUGO, d, wil->csr +
+ wil_debugfs_create_iomem_x32("CTL", S_IRUGO | S_IWUSR, d, wil->csr +
HOSTADDR(RGF_DMA_ITR_CNT_CRL));
return 0;
@@ -397,6 +436,124 @@
.write = wil_write_file_reset,
.open = simple_open,
};
+/*---write channel 1..4 to rxon for it, 0 to rxoff---*/
+static ssize_t wil_write_file_rxon(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ struct wil6210_priv *wil = file->private_data;
+ int rc;
+ long channel;
+ bool on;
+
+ char *kbuf = kmalloc(len + 1, GFP_KERNEL);
+ if (!kbuf)
+ return -ENOMEM;
+ if (copy_from_user(kbuf, buf, len))
+ return -EIO;
+
+ kbuf[len] = '\0';
+ rc = kstrtol(kbuf, 0, &channel);
+ kfree(kbuf);
+ if (rc)
+ return rc;
+
+ if ((channel < 0) || (channel > 4)) {
+ wil_err(wil, "Invalid channel %ld\n", channel);
+ return -EINVAL;
+ }
+ on = !!channel;
+
+ if (on) {
+ rc = wmi_set_channel(wil, (int)channel);
+ if (rc)
+ return rc;
+ }
+
+ rc = wmi_rxon(wil, on);
+ if (rc)
+ return rc;
+
+ return len;
+}
+
+static const struct file_operations fops_rxon = {
+ .write = wil_write_file_rxon,
+ .open = simple_open,
+};
+/*---tx_mgmt---*/
+/* Write mgmt frame to this file to send it */
+static ssize_t wil_write_file_txmgmt(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ struct wil6210_priv *wil = file->private_data;
+ struct wiphy *wiphy = wil_to_wiphy(wil);
+ struct wireless_dev *wdev = wil_to_wdev(wil);
+ struct cfg80211_mgmt_tx_params params;
+ int rc;
+
+ void *frame = kmalloc(len, GFP_KERNEL);
+ if (!frame)
+ return -ENOMEM;
+
+ if (copy_from_user(frame, buf, len))
+ return -EIO;
+
+ params.buf = frame;
+ params.len = len;
+ params.chan = wdev->preset_chandef.chan;
+
+ rc = wil_cfg80211_mgmt_tx(wiphy, wdev, ¶ms, NULL);
+
+ kfree(frame);
+ wil_info(wil, "%s() -> %d\n", __func__, rc);
+
+ return len;
+}
+
+static const struct file_operations fops_txmgmt = {
+ .write = wil_write_file_txmgmt,
+ .open = simple_open,
+};
+
+/* Write WMI command (w/o mbox header) to this file to send it
+ * WMI starts from wil6210_mbox_hdr_wmi header
+ */
+static ssize_t wil_write_file_wmi(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ struct wil6210_priv *wil = file->private_data;
+ struct wil6210_mbox_hdr_wmi *wmi;
+ void *cmd;
+ int cmdlen = len - sizeof(struct wil6210_mbox_hdr_wmi);
+ u16 cmdid;
+ int rc, rc1;
+
+ if (cmdlen <= 0)
+ return -EINVAL;
+
+ wmi = kmalloc(len, GFP_KERNEL);
+ if (!wmi)
+ return -ENOMEM;
+
+ rc = simple_write_to_buffer(wmi, len, ppos, buf, len);
+ if (rc < 0)
+ return rc;
+
+ cmd = &wmi[1];
+ cmdid = le16_to_cpu(wmi->id);
+
+ rc1 = wmi_send(wil, cmdid, cmd, cmdlen);
+ kfree(wmi);
+
+ wil_info(wil, "%s(0x%04x[%d]) -> %d\n", __func__, cmdid, cmdlen, rc1);
+
+ return rc;
+}
+
+static const struct file_operations fops_wmi = {
+ .write = wil_write_file_wmi,
+ .open = simple_open,
+};
static void wil_seq_hexdump(struct seq_file *s, void *p, int len,
const char *prefix)
@@ -600,8 +757,8 @@
return 0;
}
- print_temp(s, "MAC temperature :", t_m);
- print_temp(s, "Radio temperature :", t_r);
+ print_temp(s, "T_mac =", t_m);
+ print_temp(s, "T_radio =", t_r);
return 0;
}
@@ -618,6 +775,130 @@
.llseek = seq_lseek,
};
+/*---------freq------------*/
+static int wil_freq_debugfs_show(struct seq_file *s, void *data)
+{
+ struct wil6210_priv *wil = s->private;
+ struct wireless_dev *wdev = wil_to_wdev(wil);
+ u16 freq = wdev->chandef.chan ? wdev->chandef.chan->center_freq : 0;
+
+ seq_printf(s, "Freq = %d\n", freq);
+
+ return 0;
+}
+
+static int wil_freq_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wil_freq_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_freq = {
+ .open = wil_freq_seq_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek,
+};
+
+/*---------link------------*/
+static int wil_link_debugfs_show(struct seq_file *s, void *data)
+{
+ struct wil6210_priv *wil = s->private;
+ struct station_info sinfo;
+ int i, rc;
+
+ for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
+ struct wil_sta_info *p = &wil->sta[i];
+ char *status = "unknown";
+ switch (p->status) {
+ case wil_sta_unused:
+ status = "unused ";
+ break;
+ case wil_sta_conn_pending:
+ status = "pending ";
+ break;
+ case wil_sta_connected:
+ status = "connected";
+ break;
+ }
+ seq_printf(s, "[%d] %pM %s%s\n", i, p->addr, status,
+ (p->data_port_open ? " data_port_open" : ""));
+
+ if (p->status == wil_sta_connected) {
+ rc = wil_cid_fill_sinfo(wil, i, &sinfo);
+ if (rc)
+ return rc;
+
+ seq_printf(s, " Tx_mcs = %d\n", sinfo.txrate.mcs);
+ seq_printf(s, " Rx_mcs = %d\n", sinfo.rxrate.mcs);
+ seq_printf(s, " SQ = %d\n", sinfo.signal);
+ }
+ }
+
+ return 0;
+}
+
+static int wil_link_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wil_link_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_link = {
+ .open = wil_link_seq_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek,
+};
+
+/*---------info------------*/
+static int wil_info_debugfs_show(struct seq_file *s, void *data)
+{
+ struct wil6210_priv *wil = s->private;
+ struct net_device *ndev = wil_to_ndev(wil);
+ int is_ac = power_supply_is_system_supplied();
+ int rx = atomic_xchg(&wil->isr_count_rx, 0);
+ int tx = atomic_xchg(&wil->isr_count_tx, 0);
+ static ulong rxf_old, txf_old;
+ ulong rxf = ndev->stats.rx_packets;
+ ulong txf = ndev->stats.tx_packets;
+ unsigned int i;
+
+ /* >0 : AC; 0 : battery; <0 : error */
+ seq_printf(s, "AC powered : %d\n", is_ac);
+ seq_printf(s, "Rx irqs:packets : %8d : %8ld\n", rx, rxf - rxf_old);
+ seq_printf(s, "Tx irqs:packets : %8d : %8ld\n", tx, txf - txf_old);
+ rxf_old = rxf;
+ txf_old = txf;
+
+
+#define CHECK_QSTATE(x) (state & BIT(__QUEUE_STATE_ ## x)) ? \
+ " " __stringify(x) : ""
+
+ for (i = 0; i < ndev->num_tx_queues; i++) {
+ struct netdev_queue *txq = netdev_get_tx_queue(ndev, i);
+ unsigned long state = txq->state;
+
+ seq_printf(s, "Tx queue[%i] state : 0x%lx%s%s%s\n", i, state,
+ CHECK_QSTATE(DRV_XOFF),
+ CHECK_QSTATE(STACK_XOFF),
+ CHECK_QSTATE(FROZEN)
+ );
+ }
+#undef CHECK_QSTATE
+ return 0;
+}
+
+static int wil_info_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wil_info_debugfs_show, inode->i_private);
+}
+
+static const struct file_operations fops_info = {
+ .open = wil_info_seq_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek,
+};
+
/*---------Station matrix------------*/
static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r)
{
@@ -630,7 +911,7 @@
else
seq_printf(s, "%c", r->reorder_buf[i] ? '*' : '_');
}
- seq_puts(s, "]\n");
+ seq_printf(s, "] last drop 0x%03x\n", r->ssn_last_drop);
}
static int wil_sta_debugfs_show(struct seq_file *s, void *data)
@@ -703,6 +984,8 @@
debugfs_create_file("ssid", S_IRUGO | S_IWUSR, dbg, wil, &fops_ssid);
debugfs_create_u32("secure_pcp", S_IRUGO | S_IWUSR, dbg,
&wil->secure_pcp);
+ wil_debugfs_create_ulong("status", S_IRUGO | S_IWUSR, dbg,
+ &wil->status);
wil6210_debugfs_create_ISR(wil, "USER_ICR", dbg,
HOSTADDR(RGF_USER_USER_ICR));
@@ -719,7 +1002,13 @@
debugfs_create_file("mem_val", S_IRUGO, dbg, wil, &fops_memread);
debugfs_create_file("reset", S_IWUSR, dbg, wil, &fops_reset);
+ debugfs_create_file("rxon", S_IWUSR, dbg, wil, &fops_rxon);
+ debugfs_create_file("tx_mgmt", S_IWUSR, dbg, wil, &fops_txmgmt);
+ debugfs_create_file("wmi_send", S_IWUSR, dbg, wil, &fops_wmi);
debugfs_create_file("temp", S_IRUGO, dbg, wil, &fops_temp);
+ debugfs_create_file("freq", S_IRUGO, dbg, wil, &fops_freq);
+ debugfs_create_file("link", S_IRUGO, dbg, wil, &fops_link);
+ debugfs_create_file("info", S_IRUGO, dbg, wil, &fops_info);
wil->rgf_blob.data = (void * __force)wil->csr + 0;
wil->rgf_blob.size = 0xa000;
diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c
index 73593aa..67f1002 100644
--- a/drivers/net/wireless/ath/wil6210/interrupt.c
+++ b/drivers/net/wireless/ath/wil6210/interrupt.c
@@ -208,6 +208,7 @@
/* Rx IRQ will be enabled when NAPI processing finished */
+ atomic_inc(&wil->isr_count_rx);
return IRQ_HANDLED;
}
@@ -246,6 +247,7 @@
/* Tx IRQ will be enabled when NAPI processing finished */
+ atomic_inc(&wil->isr_count_tx);
return IRQ_HANDLED;
}
@@ -257,6 +259,7 @@
[1] = "EVENT=FW_ERROR",
[2] = NULL,
};
+ wil_err(wil, "Notify about firmware error\n");
kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, envp);
}
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
index 11e6d9d..53a689e 100644
--- a/drivers/net/wireless/ath/wil6210/main.c
+++ b/drivers/net/wireless/ath/wil6210/main.c
@@ -61,11 +61,24 @@
static void wil_disconnect_cid(struct wil6210_priv *wil, int cid)
{
uint i;
+ struct net_device *ndev = wil_to_ndev(wil);
+ struct wireless_dev *wdev = wil->wdev;
struct wil_sta_info *sta = &wil->sta[cid];
+ wil_dbg_misc(wil, "%s(CID %d, status %d)\n", __func__, cid,
+ sta->status);
sta->data_port_open = false;
if (sta->status != wil_sta_unused) {
wmi_disconnect_sta(wil, sta->addr, WLAN_REASON_DEAUTH_LEAVING);
+ switch (wdev->iftype) {
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_P2P_GO:
+ /* AP-like interface */
+ cfg80211_del_sta(ndev, sta->addr, GFP_KERNEL);
+ break;
+ default:
+ break;
+ }
sta->status = wil_sta_unused;
}
@@ -119,11 +132,6 @@
clear_bit(wil_status_fwconnecting, &wil->status);
break;
default:
- /* AP-like interface and monitor:
- * never scan, always connected
- */
- if (bssid)
- cfg80211_del_sta(ndev, bssid, GFP_KERNEL);
break;
}
}
@@ -465,6 +473,7 @@
wil_dbg_misc(wil, "%s()\n", __func__);
netif_carrier_on(ndev);
+ wil_dbg_misc(wil, "netif_tx_wake : link on\n");
netif_tx_wake_all_queues(ndev);
}
@@ -475,6 +484,7 @@
wil_dbg_misc(wil, "%s()\n", __func__);
netif_tx_stop_all_queues(ndev);
+ wil_dbg_misc(wil, "netif_tx_stop : link off\n");
netif_carrier_off(ndev);
}
@@ -552,6 +562,8 @@
napi_disable(&wil->napi_tx);
if (wil->scan_request) {
+ wil_dbg_misc(wil, "Abort scan_request 0x%p\n",
+ wil->scan_request);
del_timer_sync(&wil->scan_timer);
cfg80211_scan_done(wil->scan_request, true);
wil->scan_request = NULL;
diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c
index 1e2e07b..77b6272 100644
--- a/drivers/net/wireless/ath/wil6210/pcie_bus.c
+++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c
@@ -15,7 +15,6 @@
*/
#include <linux/module.h>
-#include <linux/debugfs.h>
#include <linux/pci.h>
#include <linux/moduleparam.h>
@@ -27,11 +26,22 @@
" Use MSI interrupt: "
"0 - don't, 1 - (default) - single, or 3");
+static bool debug_fw; /* = false; */
+module_param(debug_fw, bool, S_IRUGO);
+MODULE_PARM_DESC(debug_fw, " load driver if FW not ready. For FW debug");
+
/* Bus ops */
static int wil_if_pcie_enable(struct wil6210_priv *wil)
{
struct pci_dev *pdev = wil->pdev;
int rc;
+ /* on platforms with buggy ACPI, pdev->msi_enabled may be set to
+ * allow pci_enable_device to work. This indicates INTx was not routed
+ * and only MSI should be used
+ */
+ int msi_only = pdev->msi_enabled;
+
+ pdev->msi_enabled = 0;
pci_set_master(pdev);
@@ -63,6 +73,12 @@
wil->n_msi = use_msi;
+ if ((wil->n_msi == 0) && msi_only) {
+ wil_err(wil, "Interrupt pin not routed, unable to use INTx\n");
+ rc = -ENODEV;
+ goto stop_master;
+ }
+
rc = wil6210_init_irq(wil, pdev->irq);
if (rc)
goto stop_master;
@@ -71,6 +87,8 @@
mutex_lock(&wil->mutex);
rc = wil_reset(wil);
mutex_unlock(&wil->mutex);
+ if (debug_fw)
+ rc = 0;
if (rc)
goto release_irq;
@@ -119,9 +137,16 @@
rc = pci_enable_device(pdev);
if (rc) {
- dev_err(&pdev->dev, "pci_enable_device failed\n");
- return -ENODEV;
+ dev_err(&pdev->dev,
+ "pci_enable_device failed, retry with MSI only\n");
+ /* Work around for platforms that can't allocate IRQ:
+ * retry with MSI only
+ */
+ pdev->msi_enabled = 1;
+ rc = pci_enable_device(pdev);
}
+ if (rc)
+ return -ENODEV;
/* rollback to err_disable_pdev */
rc = pci_request_region(pdev, 0, WIL_NAME);
diff --git a/drivers/net/wireless/ath/wil6210/rx_reorder.c b/drivers/net/wireless/ath/wil6210/rx_reorder.c
index 747ae12..180ca47 100644
--- a/drivers/net/wireless/ath/wil6210/rx_reorder.c
+++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c
@@ -116,6 +116,7 @@
/* frame with out of date sequence number */
if (seq_less(seq, r->head_seq_num)) {
+ r->ssn_last_drop = seq;
dev_kfree_skb(skb);
goto out;
}
diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c
index 0784ef3..af4b93e 100644
--- a/drivers/net/wireless/ath/wil6210/txrx.c
+++ b/drivers/net/wireless/ath/wil6210/txrx.c
@@ -525,6 +525,17 @@
ndev->stats.rx_bytes += len;
stats->rx_bytes += len;
}
+ {
+ static const char * const gro_res_str[] = {
+ [GRO_MERGED] = "GRO_MERGED",
+ [GRO_MERGED_FREE] = "GRO_MERGED_FREE",
+ [GRO_HELD] = "GRO_HELD",
+ [GRO_NORMAL] = "GRO_NORMAL",
+ [GRO_DROP] = "GRO_DROP",
+ };
+ wil_dbg_txrx(wil, "Rx complete %d bytes => %s,\n",
+ len, gro_res_str[rc]);
+ }
}
/**
@@ -760,7 +771,7 @@
goto found;
}
- wil_err(wil, "Tx while no vrings active?\n");
+ wil_dbg_txrx(wil, "Tx while no vrings active?\n");
return NULL;
@@ -881,6 +892,7 @@
int nr_frags = skb_shinfo(skb)->nr_frags;
uint f = 0;
int vring_index = vring - wil->vring_tx;
+ struct vring_tx_data *txdata = &wil->vring_tx_data[vring_index];
uint i = swhead;
dma_addr_t pa;
@@ -953,6 +965,9 @@
wil_hex_dump_txrx("Tx ", DUMP_PREFIX_NONE, 32, 4,
(const void *)d, sizeof(*d), false);
+ if (wil_vring_is_empty(vring)) /* performance monitoring */
+ txdata->idle += get_cycles() - txdata->last_idle;
+
/* advance swhead */
wil_vring_advance_head(vring, nr_frags + 1);
wil_dbg_txrx(wil, "Tx swhead %d -> %d\n", swhead, vring->swhead);
@@ -1016,15 +1031,17 @@
vring = wil_tx_bcast(wil, skb);
}
if (!vring) {
- wil_err(wil, "No Tx VRING found for %pM\n", eth->h_dest);
+ wil_dbg_txrx(wil, "No Tx VRING found for %pM\n", eth->h_dest);
goto drop;
}
/* set up vring entry */
rc = wil_tx_vring(wil, vring, skb);
/* do we still have enough room in the vring? */
- if (wil_vring_avail_tx(vring) < wil_vring_wmark_low(vring))
+ if (wil_vring_avail_tx(vring) < wil_vring_wmark_low(vring)) {
netif_tx_stop_all_queues(wil_to_ndev(wil));
+ wil_dbg_txrx(wil, "netif_tx_stop : ring full\n");
+ }
switch (rc) {
case 0:
@@ -1132,8 +1149,16 @@
done++;
}
}
- if (wil_vring_avail_tx(vring) > wil_vring_wmark_high(vring))
+
+ if (wil_vring_is_empty(vring)) { /* performance monitoring */
+ wil_dbg_txrx(wil, "Ring[%2d] empty\n", ringid);
+ txdata->last_idle = get_cycles();
+ }
+
+ if (wil_vring_avail_tx(vring) > wil_vring_wmark_high(vring)) {
+ wil_dbg_txrx(wil, "netif_tx_wake : ring not full\n");
netif_tx_wake_all_queues(wil_to_ndev(wil));
+ }
return done;
}
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index e25edc5..4249066 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -20,6 +20,7 @@
#include <linux/netdevice.h>
#include <linux/wireless.h>
#include <net/cfg80211.h>
+#include <linux/timex.h>
#define WIL_NAME "wil6210"
@@ -251,7 +252,7 @@
*/
struct vring_tx_data {
int enabled;
-
+ cycles_t idle, last_idle, begin;
};
enum { /* for wil6210_priv.status */
@@ -303,6 +304,7 @@
u16 ssn;
u16 buf_size;
u16 timeout;
+ u16 ssn_last_drop;
u8 dialog_token;
bool first_time; /* is it 1-st time this buffer used? */
};
@@ -410,6 +412,7 @@
struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
/* statistics */
struct wil6210_stats stats;
+ atomic_t isr_count_rx, isr_count_tx;
/* debugfs */
struct dentry *debug;
struct debugfs_blob_wrapper fw_code_blob;
@@ -504,9 +507,14 @@
void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
void wil6210_disable_irq(struct wil6210_priv *wil);
void wil6210_enable_irq(struct wil6210_priv *wil);
+int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
+ struct cfg80211_mgmt_tx_params *params,
+ u64 *cookie);
int wil6210_debugfs_init(struct wil6210_priv *wil);
void wil6210_debugfs_remove(struct wil6210_priv *wil);
+int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
+ struct station_info *sinfo);
struct wireless_dev *wil_cfg80211_init(struct device *dev);
void wil_wdev_free(struct wil6210_priv *wil);
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c
index 6cc0e18..a136dab 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -75,6 +75,7 @@
{0x800000, 0x808000, 0x900000}, /* FW data RAM 32k */
{0x840000, 0x860000, 0x908000}, /* peripheral data RAM 128k/96k used */
{0x880000, 0x88a000, 0x880000}, /* various RGF */
+ {0x88b000, 0x88c000, 0x88b000}, /* Pcie_ext_rgf */
{0x8c0000, 0x949000, 0x8c0000}, /* trivial mapping for upper area */
/*
* 920000..930000 ucode code RAM
@@ -327,6 +328,17 @@
if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) {
struct cfg80211_bss *bss;
+ u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp);
+ u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info);
+ u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int);
+ const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable;
+ size_t ie_len = d_len - offsetof(struct ieee80211_mgmt,
+ u.beacon.variable);
+ wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap);
+ wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf);
+ wil_dbg_wmi(wil, "Beacon interval : %d\n", bi);
+ wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf,
+ ie_len, true);
bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame,
d_len, signal, GFP_KERNEL);
@@ -351,6 +363,9 @@
bool aborted = (data->status != WMI_SCAN_SUCCESS);
wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", data->status);
+ wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n",
+ wil->scan_request, aborted);
+
del_timer_sync(&wil->scan_timer);
cfg80211_scan_done(wil->scan_request, aborted);
wil->scan_request = NULL;
@@ -668,14 +683,12 @@
for (n = 0;; n++) {
u16 len;
+ bool q;
r->head = ioread32(wil->csr + HOST_MBOX +
offsetof(struct wil6210_mbox_ctl, rx.head));
- if (r->tail == r->head) {
- if (n == 0)
- wil_dbg_wmi(wil, "No events?\n");
- return;
- }
+ if (r->tail == r->head)
+ break;
wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n",
r->head, r->tail);
@@ -684,14 +697,14 @@
sizeof(struct wil6210_mbox_ring_desc));
if (d_tail.sync == 0) {
wil_err(wil, "Mbox evt not owned by FW?\n");
- return;
+ break;
}
/* read cmd header from descriptor */
if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) {
wil_err(wil, "Mbox evt at 0x%08x?\n",
le32_to_cpu(d_tail.addr));
- return;
+ break;
}
len = le16_to_cpu(hdr.len);
wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n",
@@ -705,7 +718,7 @@
event.wmi) + len, 4),
GFP_KERNEL);
if (!evt)
- return;
+ break;
evt->event.hdr = hdr;
cmd = (void *)&evt->event.wmi;
@@ -737,14 +750,11 @@
spin_lock_irqsave(&wil->wmi_ev_lock, flags);
list_add_tail(&evt->list, &wil->pending_wmi_ev);
spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
- {
- int q = queue_work(wil->wmi_wq,
- &wil->wmi_event_worker);
- wil_dbg_wmi(wil, "queue_work -> %d\n", q);
- }
+ q = queue_work(wil->wmi_wq, &wil->wmi_event_worker);
+ wil_dbg_wmi(wil, "queue_work -> %d\n", q);
}
- if (n > 1)
- wil_dbg_wmi(wil, "%s -> %d events processed\n", __func__, n);
+ /* normally, 1 event per IRQ should be processed */
+ wil_dbg_wmi(wil, "%s -> %d events queued\n", __func__, n);
}
int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
diff --git a/drivers/net/wireless/b43/Kconfig b/drivers/net/wireless/b43/Kconfig
index e3f67b8..037a4e3 100644
--- a/drivers/net/wireless/b43/Kconfig
+++ b/drivers/net/wireless/b43/Kconfig
@@ -122,6 +122,15 @@
select SSB_BLOCKIO
default y
+config B43_PHY_G
+ bool "Support for G-PHY (802.11g) devices"
+ depends on B43 && B43_SSB
+ default y
+ ---help---
+ This PHY type can be found in the following chipsets:
+ PCI: BCM4306, BCM4311, BCM4318
+ SoC: BCM4712, BCM5352E
+
config B43_PHY_N
bool "Support for 802.11n (N-PHY) devices"
depends on B43
diff --git a/drivers/net/wireless/b43/Makefile b/drivers/net/wireless/b43/Makefile
index 098fe9e..6e00b88 100644
--- a/drivers/net/wireless/b43/Makefile
+++ b/drivers/net/wireless/b43/Makefile
@@ -1,13 +1,11 @@
b43-y += main.o
b43-y += bus.o
-b43-y += tables.o
+b43-$(CONFIG_B43_PHY_G) += phy_a.o phy_g.o tables.o lo.o wa.o
b43-$(CONFIG_B43_PHY_N) += tables_nphy.o
b43-$(CONFIG_B43_PHY_N) += radio_2055.o
b43-$(CONFIG_B43_PHY_N) += radio_2056.o
b43-$(CONFIG_B43_PHY_N) += radio_2057.o
b43-y += phy_common.o
-b43-y += phy_g.o
-b43-y += phy_a.o
b43-$(CONFIG_B43_PHY_N) += phy_n.o
b43-$(CONFIG_B43_PHY_LP) += phy_lp.o
b43-$(CONFIG_B43_PHY_LP) += tables_lpphy.o
@@ -17,8 +15,6 @@
b43-$(CONFIG_B43_PHY_LCN) += phy_lcn.o tables_phy_lcn.o
b43-y += sysfs.o
b43-y += xmit.o
-b43-y += lo.o
-b43-y += wa.o
b43-y += dma.o
b43-y += pio.o
b43-y += rfkill.o
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 32538ac..9cf07bb 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -3798,39 +3798,30 @@
static int b43_op_config(struct ieee80211_hw *hw, u32 changed)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
- struct b43_wldev *dev;
- struct b43_phy *phy;
+ struct b43_wldev *dev = wl->current_dev;
+ struct b43_phy *phy = &dev->phy;
struct ieee80211_conf *conf = &hw->conf;
int antenna;
int err = 0;
- bool reload_bss = false;
mutex_lock(&wl->mutex);
-
- dev = wl->current_dev;
-
b43_mac_suspend(dev);
- /* Switch the band (if necessary). This might change the active core. */
- err = b43_switch_band(dev, conf->chandef.chan);
- if (err)
- goto out_unlock_mutex;
+ if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
+ phy->chandef = &conf->chandef;
+ phy->channel = conf->chandef.chan->hw_value;
- /* Need to reload all settings if the core changed */
- if (dev != wl->current_dev) {
- dev = wl->current_dev;
- changed = ~0;
- reload_bss = true;
+ /* Switch the band (if necessary). */
+ err = b43_switch_band(dev, conf->chandef.chan);
+ if (err)
+ goto out_mac_enable;
+
+ /* Switch to the requested channel.
+ * The firmware takes care of races with the TX handler.
+ */
+ b43_switch_channel(dev, phy->channel);
}
- phy = &dev->phy;
-
- if (conf_is_ht(conf))
- phy->is_40mhz =
- (conf_is_ht40_minus(conf) || conf_is_ht40_plus(conf));
- else
- phy->is_40mhz = false;
-
if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS)
b43_set_retry_limits(dev, conf->short_frame_max_tx_count,
conf->long_frame_max_tx_count);
@@ -3838,11 +3829,6 @@
if (!changed)
goto out_mac_enable;
- /* Switch to the requested channel.
- * The firmware takes care of races with the TX handler. */
- if (conf->chandef.chan->hw_value != phy->channel)
- b43_switch_channel(dev, conf->chandef.chan->hw_value);
-
dev->wl->radiotap_enabled = !!(conf->flags & IEEE80211_CONF_MONITOR);
/* Adjust the desired TX power level. */
@@ -3878,12 +3864,8 @@
out_mac_enable:
b43_mac_enable(dev);
-out_unlock_mutex:
mutex_unlock(&wl->mutex);
- if (wl->vif && reload_bss)
- b43_op_bss_info_changed(hw, wl->vif, &wl->vif->bss_conf, ~0);
-
return err;
}
@@ -4324,19 +4306,12 @@
phy_type = (tmp & B43_PHYVER_TYPE) >> B43_PHYVER_TYPE_SHIFT;
phy_rev = (tmp & B43_PHYVER_VERSION);
switch (phy_type) {
- case B43_PHYTYPE_A:
- if (phy_rev >= 4)
- unsupported = 1;
- break;
- case B43_PHYTYPE_B:
- if (phy_rev != 2 && phy_rev != 4 && phy_rev != 6
- && phy_rev != 7)
- unsupported = 1;
- break;
+#ifdef CONFIG_B43_PHY_G
case B43_PHYTYPE_G:
if (phy_rev > 9)
unsupported = 1;
break;
+#endif
#ifdef CONFIG_B43_PHY_N
case B43_PHYTYPE_N:
if (phy_rev > 9)
diff --git a/drivers/net/wireless/b43/phy_a.h b/drivers/net/wireless/b43/phy_a.h
index 5cfaab7..f7d0d92 100644
--- a/drivers/net/wireless/b43/phy_a.h
+++ b/drivers/net/wireless/b43/phy_a.h
@@ -123,8 +123,4 @@
*/
void b43_phy_inita(struct b43_wldev *dev);
-
-struct b43_phy_operations;
-extern const struct b43_phy_operations b43_phyops_a;
-
#endif /* LINUX_B43_PHY_A_H_ */
diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c
index 08244b3..3cbef21 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -45,11 +45,10 @@
phy->ops = NULL;
switch (phy->type) {
- case B43_PHYTYPE_A:
- phy->ops = &b43_phyops_a;
- break;
case B43_PHYTYPE_G:
+#ifdef CONFIG_B43_PHY_G
phy->ops = &b43_phyops_g;
+#endif
break;
case B43_PHYTYPE_N:
#ifdef CONFIG_B43_PHY_N
@@ -94,7 +93,13 @@
const struct b43_phy_operations *ops = phy->ops;
int err;
- phy->channel = ops->get_default_chan(dev);
+ /* During PHY init we need to use some channel. On the first init this
+ * function is called *before* b43_op_config, so our pointer is NULL.
+ */
+ if (!phy->chandef) {
+ phy->chandef = &dev->wl->hw->conf.chandef;
+ phy->channel = phy->chandef->chan->hw_value;
+ }
phy->ops->switch_analog(dev, true);
b43_software_rfkill(dev, false);
@@ -106,9 +111,7 @@
}
phy->do_full_init = false;
- /* Make sure to switch hardware and firmware (SHM) to
- * the default channel. */
- err = b43_switch_channel(dev, ops->get_default_chan(dev));
+ err = b43_switch_channel(dev, phy->channel);
if (err) {
b43err(dev->wl, "PHY init: Channel switch to default failed\n");
goto err_phy_exit;
@@ -408,9 +411,6 @@
u16 channelcookie, savedcookie;
int err;
- if (new_channel == B43_DEFAULT_CHANNEL)
- new_channel = phy->ops->get_default_chan(dev);
-
/* First we set the channel radio code to prevent the
* firmware from sending ghost packets.
*/
@@ -428,7 +428,6 @@
if (err)
goto err_restore_cookie;
- dev->phy.channel = new_channel;
/* Wait for the radio to tune to the channel and stabilize. */
msleep(8);
@@ -547,10 +546,9 @@
}
-bool b43_channel_type_is_40mhz(enum nl80211_channel_type channel_type)
+bool b43_is_40mhz(struct b43_wldev *dev)
{
- return (channel_type == NL80211_CHAN_HT40MINUS ||
- channel_type == NL80211_CHAN_HT40PLUS);
+ return dev->phy.chandef->width == NL80211_CHAN_WIDTH_40;
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BmacPhyClkFgc */
diff --git a/drivers/net/wireless/b43/phy_common.h b/drivers/net/wireless/b43/phy_common.h
index 4ad6240..3912274 100644
--- a/drivers/net/wireless/b43/phy_common.h
+++ b/drivers/net/wireless/b43/phy_common.h
@@ -228,9 +228,6 @@
bool supports_2ghz;
bool supports_5ghz;
- /* HT info */
- bool is_40mhz;
-
/* Is GMODE (2 GHz mode) bit enabled? */
bool gmode;
@@ -267,9 +264,8 @@
unsigned long next_txpwr_check_time;
/* Current channel */
+ struct cfg80211_chan_def *chandef;
unsigned int channel;
- u16 channel_freq;
- enum nl80211_channel_type channel_type;
/* PHY TX errors counter. */
atomic_t txerr_cnt;
@@ -400,10 +396,6 @@
* b43_switch_channel - Switch to another channel
*/
int b43_switch_channel(struct b43_wldev *dev, unsigned int new_channel);
-/**
- * B43_DEFAULT_CHANNEL - Switch to the default channel.
- */
-#define B43_DEFAULT_CHANNEL UINT_MAX
/**
* b43_software_rfkill - Turn the radio ON or OFF in software.
@@ -454,7 +446,7 @@
*/
void b43_phyop_switch_analog_generic(struct b43_wldev *dev, bool on);
-bool b43_channel_type_is_40mhz(enum nl80211_channel_type channel_type);
+bool b43_is_40mhz(struct b43_wldev *dev);
void b43_phy_force_clock(struct b43_wldev *dev, bool force);
diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c
index 5d6833f..f2974c6 100644
--- a/drivers/net/wireless/b43/phy_ht.c
+++ b/drivers/net/wireless/b43/phy_ht.c
@@ -596,7 +596,7 @@
u8 target[3];
s16 a1[3], b0[3], b1[3];
- u16 freq = dev->phy.channel_freq;
+ u16 freq = dev->phy.chandef->chan->center_freq;
int i, c;
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 86569f6..6398c7e 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -798,6 +798,7 @@
static void b43_radio_2056_setup(struct b43_wldev *dev,
const struct b43_nphy_channeltab_entry_rev3 *e)
{
+ struct b43_phy *phy = &dev->phy;
struct ssb_sprom *sprom = dev->dev->bus_sprom;
enum ieee80211_band band = b43_current_band(dev->wl);
u16 offset;
@@ -895,7 +896,7 @@
offset | B2056_TX_MIXG_BOOST_TUNE,
mixg_boost);
} else {
- bias = dev->phy.is_40mhz ? 0x40 : 0x20;
+ bias = b43_is_40mhz(dev) ? 0x40 : 0x20;
b43_radio_write(dev,
offset | B2056_TX_INTPAG_IMAIN_STAT,
bias);
@@ -909,7 +910,7 @@
b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee);
}
} else if (dev->phy.n->ipa5g_on && band == IEEE80211_BAND_5GHZ) {
- u16 freq = dev->phy.channel_freq;
+ u16 freq = phy->chandef->chan->center_freq;
if (freq < 5100) {
paa_boost = 0xA;
pada_boost = 0x77;
@@ -1210,8 +1211,7 @@
u16 bw, len, rot, angle;
struct b43_c32 *samples;
-
- bw = (dev->phy.is_40mhz) ? 40 : 20;
+ bw = b43_is_40mhz(dev) ? 40 : 20;
len = bw << 3;
if (test) {
@@ -1220,7 +1220,7 @@
else
bw = 80;
- if (dev->phy.is_40mhz)
+ if (b43_is_40mhz(dev))
bw <<= 1;
len = bw << 1;
@@ -1263,7 +1263,7 @@
}
/* TODO: add modify_bbmult argument */
- if (!dev->phy.is_40mhz)
+ if (!b43_is_40mhz(dev))
tmp = 0x6464;
else
tmp = 0x4747;
@@ -1675,6 +1675,7 @@
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
{
+ struct b43_phy *phy = &dev->phy;
struct b43_phy_n *nphy = dev->phy.n;
u16 saved_regs_phy_rfctl[2];
@@ -1897,9 +1898,9 @@
/* Remember for which channel we store configuration */
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
- nphy->rssical_chanspec_2G.center_freq = dev->phy.channel_freq;
+ nphy->rssical_chanspec_2G.center_freq = phy->chandef->chan->center_freq;
else
- nphy->rssical_chanspec_5G.center_freq = dev->phy.channel_freq;
+ nphy->rssical_chanspec_5G.center_freq = phy->chandef->chan->center_freq;
/* End of calibration, restore configuration */
b43_nphy_classifier(dev, 7, class);
@@ -2192,7 +2193,7 @@
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
- if (!dev->phy.is_40mhz) {
+ if (!b43_is_40mhz(dev)) {
/* Set dwell lengths */
b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
@@ -2206,7 +2207,7 @@
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21);
- if (!dev->phy.is_40mhz) {
+ if (!b43_is_40mhz(dev)) {
b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
@@ -2221,12 +2222,12 @@
if (nphy->gain_boost) {
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
- dev->phy.is_40mhz)
+ b43_is_40mhz(dev))
code = 4;
else
code = 5;
} else {
- code = dev->phy.is_40mhz ? 6 : 7;
+ code = b43_is_40mhz(dev) ? 6 : 7;
}
/* Set HPVGA2 index */
@@ -2298,7 +2299,7 @@
static u16 b43_nphy_read_lpf_ctl(struct b43_wldev *dev, u16 offset)
{
if (!offset)
- offset = (dev->phy.is_40mhz) ? 0x159 : 0x154;
+ offset = b43_is_40mhz(dev) ? 0x159 : 0x154;
return b43_ntab_read(dev, B43_NTAB16(7, offset)) & 0x7;
}
@@ -2371,13 +2372,13 @@
lpf_40 = b43_nphy_read_lpf_ctl(dev, 0x159);
lpf_11b = b43_nphy_read_lpf_ctl(dev, 0x152);
if (b43_nphy_ipa(dev)) {
- if ((phy->radio_rev == 5 && phy->is_40mhz) ||
+ if ((phy->radio_rev == 5 && b43_is_40mhz(dev)) ||
phy->radio_rev == 7 || phy->radio_rev == 8) {
bcap_val = b43_radio_read(dev, 0x16b);
scap_val = b43_radio_read(dev, 0x16a);
scap_val_11b = scap_val;
bcap_val_11b = bcap_val;
- if (phy->radio_rev == 5 && phy->is_40mhz) {
+ if (phy->radio_rev == 5 && b43_is_40mhz(dev)) {
scap_val_11n_20 = scap_val;
bcap_val_11n_20 = bcap_val;
scap_val_11n_40 = bcap_val_11n_40 = 0xc;
@@ -2519,7 +2520,7 @@
}
}
} else if (phy->radio_rev == 7 || phy->radio_rev == 8) {
- if (!phy->is_40mhz) {
+ if (!b43_is_40mhz(dev)) {
b43_radio_write(dev, 0x5F, 0x14);
b43_radio_write(dev, 0xE8, 0x12);
} else {
@@ -2528,7 +2529,7 @@
}
}
} else {
- u16 freq = phy->channel_freq;
+ u16 freq = phy->chandef->chan->center_freq;
if ((freq >= 5180 && freq <= 5230) ||
(freq >= 5745 && freq <= 5805)) {
b43_radio_write(dev, 0x7D, 0xFF);
@@ -2592,7 +2593,7 @@
b43_ntab_write(dev, B43_NTAB16(7, 0x123), 0x77);
b43_ntab_write(dev, B43_NTAB16(7, 0x12A), 0x77);
- if (!phy->is_40mhz) {
+ if (!b43_is_40mhz(dev)) {
b43_ntab_write(dev, B43_NTAB32(16, 0x03), 0x18D);
b43_ntab_write(dev, B43_NTAB32(16, 0x7F), 0x18D);
} else {
@@ -2691,7 +2692,7 @@
b43_phy_maskset(dev, B43_NPHY_SGILTRNOFFSET, 0xF0FF, 0x0700);
- if (!dev->phy.is_40mhz) {
+ if (!b43_is_40mhz(dev)) {
b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
} else {
@@ -3114,7 +3115,7 @@
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
~B43_NPHY_BPHY_CTL3_SCALE, 0x5A);
- if (dev->phy.rev < 2 && dev->phy.is_40mhz)
+ if (dev->phy.rev < 2 && b43_is_40mhz(dev))
b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW);
} else {
b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84,
@@ -3168,7 +3169,7 @@
else if (dev->phy.rev < 2)
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40);
- if (dev->phy.rev < 2 && dev->phy.is_40mhz)
+ if (dev->phy.rev < 2 && b43_is_40mhz(dev))
b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW);
if (b43_nphy_ipa(dev)) {
@@ -3184,12 +3185,13 @@
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */
static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
{
+ struct b43_phy *phy = &dev->phy;
struct b43_phy_n *nphy = dev->phy.n;
struct ssb_sprom *sprom = dev->dev->bus_sprom;
u8 txpi[2], bbmult, i;
u16 tmp, radio_gain, dac_gain;
- u16 freq = dev->phy.channel_freq;
+ u16 freq = phy->chandef->chan->center_freq;
u32 txgain;
/* u32 gaintbl; rev3+ */
@@ -3439,21 +3441,21 @@
delta = 0;
switch (stf_mode) {
case 0:
- if (dev->phy.is_40mhz && dev->phy.rev >= 5) {
+ if (b43_is_40mhz(dev) && dev->phy.rev >= 5) {
idx = 68;
} else {
delta = 1;
- idx = dev->phy.is_40mhz ? 52 : 4;
+ idx = b43_is_40mhz(dev) ? 52 : 4;
}
break;
case 1:
- idx = dev->phy.is_40mhz ? 76 : 28;
+ idx = b43_is_40mhz(dev) ? 76 : 28;
break;
case 2:
- idx = dev->phy.is_40mhz ? 84 : 36;
+ idx = b43_is_40mhz(dev) ? 84 : 36;
break;
case 3:
- idx = dev->phy.is_40mhz ? 92 : 44;
+ idx = b43_is_40mhz(dev) ? 92 : 44;
break;
}
@@ -3474,6 +3476,7 @@
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlSetup */
static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev)
{
+ struct b43_phy *phy = &dev->phy;
struct b43_phy_n *nphy = dev->phy.n;
struct ssb_sprom *sprom = dev->dev->bus_sprom;
@@ -3483,7 +3486,7 @@
s32 num, den, pwr;
u32 regval[64];
- u16 freq = dev->phy.channel_freq;
+ u16 freq = phy->chandef->chan->center_freq;
u16 tmp;
u16 r; /* routing */
u8 i, c;
@@ -3992,7 +3995,7 @@
if (nphy->gband_spurwar_en) {
/* TODO: N PHY Adjust Analog Pfbw (7) */
- if (channel == 11 && dev->phy.is_40mhz)
+ if (channel == 11 && b43_is_40mhz(dev))
; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/
else
; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
@@ -4286,7 +4289,7 @@
b43_phy_write(dev, B43_PHY_N(offset[i] + j),
tbl_tx_filter_coef_rev4[i][j]);
- if (dev->phy.is_40mhz) {
+ if (b43_is_40mhz(dev)) {
for (j = 0; j < 15; j++)
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
tbl_tx_filter_coef_rev4[3][j]);
@@ -4500,8 +4503,9 @@
txcal_radio_regs[2] = b43_radio_read(dev, 0x8D);
txcal_radio_regs[3] = b43_radio_read(dev, 0xBC);
}
- iqcal_chanspec->center_freq = dev->phy.channel_freq;
- iqcal_chanspec->channel_type = dev->phy.channel_type;
+ iqcal_chanspec->center_freq = dev->phy.chandef->chan->center_freq;
+ iqcal_chanspec->channel_type =
+ cfg80211_get_chandef_type(dev->phy.chandef);
b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table);
if (nphy->hang_avoid)
@@ -4581,6 +4585,7 @@
struct nphy_txgains target,
bool full, bool mphase)
{
+ struct b43_phy *phy = &dev->phy;
struct b43_phy_n *nphy = dev->phy.n;
int i;
int error = 0;
@@ -4621,7 +4626,7 @@
(dev->phy.rev == 5 && nphy->ipa2g_on &&
b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ);
if (phy6or5x) {
- if (dev->phy.is_40mhz) {
+ if (b43_is_40mhz(dev)) {
b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
tbl_tx_iqlo_cal_loft_ladder_40);
b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
@@ -4636,13 +4641,13 @@
b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
- if (!dev->phy.is_40mhz)
+ if (!b43_is_40mhz(dev))
freq = 2500;
else
freq = 5000;
if (nphy->mphase_cal_phase_id > 2)
- b43_nphy_run_samples(dev, (dev->phy.is_40mhz ? 40 : 20) * 8,
+ b43_nphy_run_samples(dev, (b43_is_40mhz(dev) ? 40 : 20) * 8,
0xFFFF, 0, true, false);
else
error = b43_nphy_tx_tone(dev, freq, 250, true, false);
@@ -4773,9 +4778,9 @@
nphy->txiqlocal_bestc);
nphy->txiqlocal_coeffsvalid = true;
nphy->txiqlocal_chanspec.center_freq =
- dev->phy.channel_freq;
+ phy->chandef->chan->center_freq;
nphy->txiqlocal_chanspec.channel_type =
- dev->phy.channel_type;
+ cfg80211_get_chandef_type(phy->chandef);
} else {
length = 11;
if (dev->phy.rev < 3)
@@ -4811,8 +4816,8 @@
bool equal = true;
if (!nphy->txiqlocal_coeffsvalid ||
- nphy->txiqlocal_chanspec.center_freq != dev->phy.channel_freq ||
- nphy->txiqlocal_chanspec.channel_type != dev->phy.channel_type)
+ nphy->txiqlocal_chanspec.center_freq != dev->phy.chandef->chan->center_freq ||
+ nphy->txiqlocal_chanspec.channel_type != cfg80211_get_chandef_type(dev->phy.chandef))
return;
b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
@@ -5437,7 +5442,7 @@
bool avoid = false;
if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) {
avoid = true;
- } else if (!b43_channel_type_is_40mhz(phy->channel_type)) {
+ } else if (!b43_is_40mhz(dev)) {
if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14)
avoid = true;
} else { /* 40MHz */
@@ -5502,11 +5507,12 @@
/* Channel is set later in common code, but we need to set it on our
own to let this function's subcalls work properly. */
phy->channel = channel->hw_value;
- phy->channel_freq = channel->center_freq;
+#if 0
if (b43_channel_type_is_40mhz(phy->channel_type) !=
b43_channel_type_is_40mhz(channel_type))
; /* TODO: BMAC BW Set (channel_type) */
+#endif
if (channel_type == NL80211_CHAN_HT40PLUS)
b43_phy_set(dev, B43_NPHY_RXCTL,
diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c
index 4047c05..b221715 100644
--- a/drivers/net/wireless/b43/tables_nphy.c
+++ b/drivers/net/wireless/b43/tables_nphy.c
@@ -3191,7 +3191,7 @@
/* Some workarounds to the workarounds... */
if (ghz5 && dev->phy.rev >= 6) {
if (dev->phy.radio_rev == 11 &&
- !b43_channel_type_is_40mhz(dev->phy.channel_type))
+ !b43_is_40mhz(dev))
e->cliplo_gain = 0x2d;
} else if (!ghz5 && dev->phy.rev >= 5) {
static const int gain_data[] = {0x0062, 0x0064, 0x006a, 0x106a,
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index d8fa276..db3d848 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -1331,7 +1331,6 @@
brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
{
struct brcmf_if *ifp = netdev_priv(ndev);
- s32 err = 0;
brcmf_dbg(TRACE, "Enter\n");
if (!check_vif_up(ifp->vif))
@@ -1341,7 +1340,7 @@
brcmf_dbg(TRACE, "Exit\n");
- return err;
+ return 0;
}
static s32 brcmf_set_wpa_version(struct net_device *ndev,
@@ -2388,7 +2387,6 @@
struct cfg80211_bss *bss;
struct ieee80211_supported_band *band;
struct brcmu_chan ch;
- s32 err = 0;
u16 channel;
u32 freq;
u16 notify_capability;
@@ -2438,7 +2436,7 @@
cfg80211_put_bss(wiphy, bss);
- return err;
+ return 0;
}
static struct brcmf_bss_info_le *
@@ -2690,7 +2688,6 @@
{
struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
s32 status;
- s32 err = 0;
struct brcmf_escan_result_le *escan_result_le;
struct brcmf_bss_info_le *bss_info_le;
struct brcmf_bss_info_le *bss = NULL;
@@ -2781,7 +2778,7 @@
status);
}
exit:
- return err;
+ return 0;
}
static void brcmf_init_escan(struct brcmf_cfg80211_info *cfg)
@@ -3507,7 +3504,6 @@
brcmf_parse_vndr_ies(const u8 *vndr_ie_buf, u32 vndr_ie_len,
struct parsed_vndr_ies *vndr_ies)
{
- s32 err = 0;
struct brcmf_vs_tlv *vndrie;
struct brcmf_tlv *ie;
struct parsed_vndr_ie_info *parsed_info;
@@ -3560,7 +3556,7 @@
ie = (struct brcmf_tlv *)(((u8 *)ie) + ie->len +
TLV_HDR_LEN);
}
- return err;
+ return 0;
}
static u32
@@ -4650,7 +4646,6 @@
struct brcmf_if *ifp = netdev_priv(ndev);
struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg);
- s32 err = 0;
brcmf_dbg(TRACE, "Enter\n");
@@ -4676,7 +4671,7 @@
completed ? "succeeded" : "failed");
}
brcmf_dbg(TRACE, "Exit\n");
- return err;
+ return 0;
}
static s32
@@ -4768,7 +4763,6 @@
const struct brcmf_event_msg *e, void *data)
{
struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
- s32 err = 0;
u32 event = e->event_code;
u32 status = e->status;
@@ -4779,7 +4773,7 @@
brcmf_bss_connect_done(cfg, ifp->ndev, e, true);
}
- return err;
+ return 0;
}
static s32
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_cmn.c b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_cmn.c
index b0fd807..57ecc05 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_cmn.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/phy/phy_cmn.c
@@ -1538,11 +1538,7 @@
wlc_user_txpwr_antport_to_rfport(struct brcms_phy *pi, uint chan, u32 band,
u8 rate)
{
- s8 offset = 0;
-
- if (!pi->user_txpwr_at_rfport)
- return offset;
- return offset;
+ return 0;
}
void wlc_phy_txpower_recalc_target(struct brcms_phy *pi)
diff --git a/drivers/net/wireless/cw1200/sta.c b/drivers/net/wireless/cw1200/sta.c
index cd0cad7..5b84664 100644
--- a/drivers/net/wireless/cw1200/sta.c
+++ b/drivers/net/wireless/cw1200/sta.c
@@ -2289,7 +2289,6 @@
static int cw1200_upload_qosnull(struct cw1200_common *priv)
{
- int ret = 0;
/* TODO: This needs to be implemented
struct wsm_template_frame frame = {
@@ -2306,7 +2305,7 @@
dev_kfree_skb(frame.skb);
*/
- return ret;
+ return 0;
}
static int cw1200_enable_beaconing(struct cw1200_common *priv,
diff --git a/drivers/net/wireless/libertas/Kconfig b/drivers/net/wireless/libertas/Kconfig
index 0485c99..e6268ce 100644
--- a/drivers/net/wireless/libertas/Kconfig
+++ b/drivers/net/wireless/libertas/Kconfig
@@ -16,7 +16,7 @@
config LIBERTAS_CS
tristate "Marvell Libertas 8385 CompactFlash 802.11b/g cards"
- depends on LIBERTAS && PCMCIA
+ depends on LIBERTAS && PCMCIA && HAS_IOPORT_MAP
---help---
A driver for Marvell Libertas 8385 CompactFlash devices.
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index aaa2973..0387a5b 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -1111,6 +1111,7 @@
cmd.hdr.size = cpu_to_le16(sizeof(cmd));
cmd.action = cpu_to_le16(CMD_ACT_SET);
+ cmd.control = 0;
/* Only v8 and below support setting the preamble */
if (priv->fwrelease < 0x09000000) {
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 149d2e6..e33a034 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -42,36 +42,6 @@
.beacon_int_infra_match = true,
};
-static const struct ieee80211_regdomain mwifiex_world_regdom_custom = {
- .n_reg_rules = 7,
- .alpha2 = "99",
- .reg_rules = {
- /* Channel 1 - 11 */
- REG_RULE(2412-10, 2462+10, 40, 3, 20, 0),
- /* Channel 12 - 13 */
- REG_RULE(2467-10, 2472+10, 20, 3, 20,
- NL80211_RRF_NO_IR),
- /* Channel 14 */
- REG_RULE(2484-10, 2484+10, 20, 3, 20,
- NL80211_RRF_NO_IR |
- NL80211_RRF_NO_OFDM),
- /* Channel 36 - 48 */
- REG_RULE(5180-10, 5240+10, 40, 3, 20,
- NL80211_RRF_NO_IR),
- /* Channel 149 - 165 */
- REG_RULE(5745-10, 5825+10, 40, 3, 20,
- NL80211_RRF_NO_IR),
- /* Channel 52 - 64 */
- REG_RULE(5260-10, 5320+10, 40, 3, 30,
- NL80211_RRF_NO_IR |
- NL80211_RRF_DFS),
- /* Channel 100 - 140 */
- REG_RULE(5500-10, 5700+10, 40, 3, 30,
- NL80211_RRF_NO_IR |
- NL80211_RRF_DFS),
- }
-};
-
/*
* This function maps the nl802.11 channel type into driver channel type.
*
@@ -151,7 +121,6 @@
u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
u16 pkt_len;
u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
- struct timeval tv;
pkt_len = len + ETH_ALEN;
@@ -173,8 +142,7 @@
len - sizeof(struct ieee80211_hdr_3addr));
skb->priority = LOW_PRIO_TID;
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
return 0;
}
@@ -2483,6 +2451,16 @@
mef_entry->filter[filt_num].filt_type = TYPE_EQ;
if (filt_num)
mef_entry->filter[filt_num].filt_action = TYPE_OR;
+
+ filt_num++;
+ mef_entry->filter[filt_num].repeat = 16;
+ memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr,
+ ETH_ALEN);
+ mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] =
+ ETH_ALEN;
+ mef_entry->filter[filt_num].offset = 56;
+ mef_entry->filter[filt_num].filt_type = TYPE_EQ;
+ mef_entry->filter[filt_num].filt_action = TYPE_OR;
}
if (!mef_cfg.criteria)
@@ -2917,12 +2895,6 @@
wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
WIPHY_FLAG_TDLS_EXTERNAL_SETUP;
- wiphy->regulatory_flags |=
- REGULATORY_CUSTOM_REG |
- REGULATORY_STRICT_REG;
-
- wiphy_apply_custom_regulatory(wiphy, &mwifiex_world_regdom_custom);
-
#ifdef CONFIG_PM
wiphy->wowlan = &mwifiex_wowlan_support;
#endif
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index cbabc12..40e4dbd 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -609,7 +609,6 @@
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
struct sk_buff *new_skb;
struct mwifiex_txinfo *tx_info;
- struct timeval tv;
dev_dbg(priv->adapter->dev, "data: %lu BSS(%d-%d): Data <= kernel\n",
jiffies, priv->bss_type, priv->bss_num);
@@ -656,8 +655,7 @@
* firmware for aggregate delay calculation for stats and
* MSDU lifetime expiry.
*/
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_queue_tx_pkt(priv, skb);
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 536c14a..2295263 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -26,7 +26,7 @@
#include "11n.h"
#include "cfg80211.h"
-static int disconnect_on_suspend = 1;
+static int disconnect_on_suspend;
module_param(disconnect_on_suspend, int, 0644);
/*
diff --git a/drivers/net/wireless/mwifiex/tdls.c b/drivers/net/wireless/mwifiex/tdls.c
index e73034f..3efbcbe 100644
--- a/drivers/net/wireless/mwifiex/tdls.c
+++ b/drivers/net/wireless/mwifiex/tdls.c
@@ -530,7 +530,6 @@
{
struct sk_buff *skb;
struct mwifiex_txinfo *tx_info;
- struct timeval tv;
int ret;
u16 skb_len;
@@ -608,8 +607,7 @@
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_queue_tx_pkt(priv, skb);
return 0;
@@ -702,7 +700,6 @@
{
struct sk_buff *skb;
struct mwifiex_txinfo *tx_info;
- struct timeval tv;
u8 *pos;
u32 pkt_type, tx_control;
u16 pkt_len, skb_len;
@@ -767,8 +764,7 @@
pkt_len = skb->len - MWIFIEX_MGMT_FRAME_HEADER_SIZE - sizeof(pkt_len);
memcpy(skb->data + MWIFIEX_MGMT_FRAME_HEADER_SIZE, &pkt_len,
sizeof(pkt_len));
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_queue_tx_pkt(priv, skb);
return 0;
diff --git a/drivers/net/wireless/mwifiex/uap_txrx.c b/drivers/net/wireless/mwifiex/uap_txrx.c
index 9a56bc6..0c87f8f 100644
--- a/drivers/net/wireless/mwifiex/uap_txrx.c
+++ b/drivers/net/wireless/mwifiex/uap_txrx.c
@@ -96,7 +96,6 @@
struct sk_buff *new_skb;
struct mwifiex_txinfo *tx_info;
int hdr_chop;
- struct timeval tv;
struct ethhdr *p_ethhdr;
uap_rx_pd = (struct uap_rxpd *)(skb->data);
@@ -192,8 +191,7 @@
tx_info->pkt_len = skb->len;
}
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_wmm_add_buf_txqueue(priv, skb);
atomic_inc(&adapter->tx_pending);
atomic_inc(&adapter->pending_bridged_pkts);
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index d3671d0..6e86d1e 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -878,15 +878,8 @@
mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv,
const struct sk_buff *skb)
{
+ u32 queue_delay = ktime_to_ms(ktime_sub(ktime_get(), skb->tstamp));
u8 ret_val;
- struct timeval out_tstamp, in_tstamp;
- u32 queue_delay;
-
- do_gettimeofday(&out_tstamp);
- in_tstamp = ktime_to_timeval(skb->tstamp);
-
- queue_delay = (out_tstamp.tv_sec - in_tstamp.tv_sec) * 1000;
- queue_delay += (out_tstamp.tv_usec - in_tstamp.tv_usec) / 1000;
/*
* Queue delay is passed as a uint8 in units of 2ms (ms shifted
diff --git a/drivers/net/wireless/orinoco/Kconfig b/drivers/net/wireless/orinoco/Kconfig
index 60819bc..60698b0 100644
--- a/drivers/net/wireless/orinoco/Kconfig
+++ b/drivers/net/wireless/orinoco/Kconfig
@@ -107,7 +107,7 @@
config PCMCIA_HERMES
tristate "Hermes PCMCIA card support"
- depends on PCMCIA && HERMES
+ depends on PCMCIA && HERMES && HAS_IOPORT_MAP
---help---
A driver for "Hermes" chipset based PCMCIA wireless adaptors, such
as the Lucent WavelanIEEE/Orinoco cards and their OEM (Cabletron/
@@ -122,7 +122,7 @@
config PCMCIA_SPECTRUM
tristate "Symbol Spectrum24 Trilogy PCMCIA card support"
- depends on PCMCIA && HERMES
+ depends on PCMCIA && HERMES && HAS_IOPORT_MAP
---help---
This is a driver for 802.11b cards using RAM-loadable Symbol
diff --git a/drivers/net/wireless/rsi/rsi_91x_core.c b/drivers/net/wireless/rsi/rsi_91x_core.c
index cf61d6e..1cd0914 100644
--- a/drivers/net/wireless/rsi/rsi_91x_core.c
+++ b/drivers/net/wireless/rsi/rsi_91x_core.c
@@ -77,6 +77,50 @@
}
/**
+ * rsi_get_num_pkts_dequeue() - This function determines the number of
+ * packets to be dequeued based on the number
+ * of bytes calculated using txop.
+ *
+ * @common: Pointer to the driver private structure.
+ * @q_num: the queue from which pkts have to be dequeued
+ *
+ * Return: pkt_num: Number of pkts to be dequeued.
+ */
+static u32 rsi_get_num_pkts_dequeue(struct rsi_common *common, u8 q_num)
+{
+ struct rsi_hw *adapter = common->priv;
+ struct sk_buff *skb;
+ u32 pkt_cnt = 0;
+ s16 txop = common->tx_qinfo[q_num].txop * 32;
+ struct ieee80211_rate rate;
+
+ rate.bitrate = RSI_RATE_MCS0 * 5 * 10; /* Convert to Kbps */
+ if (q_num == VI_Q)
+ txop = ((txop << 5) / 80);
+
+ if (skb_queue_len(&common->tx_queue[q_num]))
+ skb = skb_peek(&common->tx_queue[q_num]);
+ else
+ return 0;
+
+ do {
+ txop -= ieee80211_generic_frame_duration(adapter->hw,
+ adapter->vifs[0],
+ common->band,
+ skb->len, &rate);
+ pkt_cnt += 1;
+ /*checking if pkts are still there*/
+ if (skb_queue_len(&common->tx_queue[q_num]) - pkt_cnt)
+ skb = skb->next;
+ else
+ break;
+
+ } while (txop > 0);
+
+ return pkt_cnt;
+}
+
+/**
* rsi_core_determine_hal_queue() - This function determines the queue from
* which packet has to be dequeued.
* @common: Pointer to the driver private structure.
@@ -88,7 +132,7 @@
bool recontend_queue = false;
u32 q_len = 0;
u8 q_num = INVALID_QUEUE;
- u8 ii = 0, min = 0;
+ u8 ii = 0;
if (skb_queue_len(&common->tx_queue[MGMT_SOFT_Q])) {
if (!common->mgmt_q_block)
@@ -96,6 +140,9 @@
return q_num;
}
+ if (common->hw_data_qs_blocked)
+ return q_num;
+
if (common->pkt_cnt != 0) {
--common->pkt_cnt;
return common->selected_qnum;
@@ -106,14 +153,15 @@
q_num = rsi_determine_min_weight_queue(common);
- q_len = skb_queue_len(&common->tx_queue[ii]);
ii = q_num;
/* Selecting the queue with least back off */
for (; ii < NUM_EDCA_QUEUES; ii++) {
+ q_len = skb_queue_len(&common->tx_queue[ii]);
if (((common->tx_qinfo[ii].pkt_contended) &&
- (common->tx_qinfo[ii].weight < min)) && q_len) {
- min = common->tx_qinfo[ii].weight;
+ (common->tx_qinfo[ii].weight < common->min_weight)) &&
+ q_len) {
+ common->min_weight = common->tx_qinfo[ii].weight;
q_num = ii;
}
}
@@ -140,26 +188,10 @@
common->selected_qnum = q_num;
q_len = skb_queue_len(&common->tx_queue[q_num]);
- switch (common->selected_qnum) {
- case VO_Q:
- if (q_len > MAX_CONTINUOUS_VO_PKTS)
- common->pkt_cnt = (MAX_CONTINUOUS_VO_PKTS - 1);
- else
- common->pkt_cnt = --q_len;
- break;
-
- case VI_Q:
- if (q_len > MAX_CONTINUOUS_VI_PKTS)
- common->pkt_cnt = (MAX_CONTINUOUS_VI_PKTS - 1);
- else
- common->pkt_cnt = --q_len;
-
- break;
-
- default:
- common->pkt_cnt = 0;
- break;
- }
+ if (q_num == VO_Q || q_num == VI_Q) {
+ common->pkt_cnt = rsi_get_num_pkts_dequeue(common, q_num);
+ common->pkt_cnt -= 1;
+ };
return q_num;
}
@@ -252,6 +284,7 @@
skb = rsi_core_dequeue_pkt(common, q_num);
if (skb == NULL) {
+ rsi_dbg(ERR_ZONE, "skb null\n");
mutex_unlock(&common->tx_rxlock);
break;
}
@@ -306,7 +339,8 @@
}
if ((ieee80211_is_mgmt(tmp_hdr->frame_control)) ||
- (ieee80211_is_ctl(tmp_hdr->frame_control))) {
+ (ieee80211_is_ctl(tmp_hdr->frame_control)) ||
+ (ieee80211_is_qos_nullfunc(tmp_hdr->frame_control))) {
q_num = MGMT_SOFT_Q;
skb->priority = q_num;
} else {
@@ -325,6 +359,7 @@
if ((q_num != MGMT_SOFT_Q) &&
((skb_queue_len(&common->tx_queue[q_num]) + 1) >=
DATA_QUEUE_WATER_MARK)) {
+ rsi_dbg(ERR_ZONE, "%s: sw queue full\n", __func__);
if (!ieee80211_queue_stopped(adapter->hw, WME_AC(q_num)))
ieee80211_stop_queue(adapter->hw, WME_AC(q_num));
rsi_set_event(&common->tx_thread.event);
diff --git a/drivers/net/wireless/rsi/rsi_91x_debugfs.c b/drivers/net/wireless/rsi/rsi_91x_debugfs.c
index c466246..828a042 100644
--- a/drivers/net/wireless/rsi/rsi_91x_debugfs.c
+++ b/drivers/net/wireless/rsi/rsi_91x_debugfs.c
@@ -145,7 +145,7 @@
seq_printf(seq, "total_mgmt_pkt_send : %d\n",
common->tx_stats.total_tx_pkt_send[MGMT_SOFT_Q]);
seq_printf(seq, "total_mgmt_pkt_queued : %d\n",
- skb_queue_len(&common->tx_queue[4]));
+ skb_queue_len(&common->tx_queue[MGMT_SOFT_Q]));
seq_printf(seq, "total_mgmt_pkt_freed : %d\n",
common->tx_stats.total_tx_pkt_freed[MGMT_SOFT_Q]);
@@ -153,25 +153,25 @@
seq_printf(seq, "total_data_vo_pkt_send: %8d\t",
common->tx_stats.total_tx_pkt_send[VO_Q]);
seq_printf(seq, "total_data_vo_pkt_queued: %8d\t",
- skb_queue_len(&common->tx_queue[0]));
+ skb_queue_len(&common->tx_queue[VO_Q]));
seq_printf(seq, "total_vo_pkt_freed: %8d\n",
common->tx_stats.total_tx_pkt_freed[VO_Q]);
seq_printf(seq, "total_data_vi_pkt_send: %8d\t",
common->tx_stats.total_tx_pkt_send[VI_Q]);
seq_printf(seq, "total_data_vi_pkt_queued: %8d\t",
- skb_queue_len(&common->tx_queue[1]));
+ skb_queue_len(&common->tx_queue[VI_Q]));
seq_printf(seq, "total_vi_pkt_freed: %8d\n",
common->tx_stats.total_tx_pkt_freed[VI_Q]);
seq_printf(seq, "total_data_be_pkt_send: %8d\t",
common->tx_stats.total_tx_pkt_send[BE_Q]);
seq_printf(seq, "total_data_be_pkt_queued: %8d\t",
- skb_queue_len(&common->tx_queue[2]));
+ skb_queue_len(&common->tx_queue[BE_Q]));
seq_printf(seq, "total_be_pkt_freed: %8d\n",
common->tx_stats.total_tx_pkt_freed[BE_Q]);
seq_printf(seq, "total_data_bk_pkt_send: %8d\t",
common->tx_stats.total_tx_pkt_send[BK_Q]);
seq_printf(seq, "total_data_bk_pkt_queued: %8d\t",
- skb_queue_len(&common->tx_queue[3]));
+ skb_queue_len(&common->tx_queue[BK_Q]));
seq_printf(seq, "total_bk_pkt_freed: %8d\n",
common->tx_stats.total_tx_pkt_freed[BK_Q]);
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 54aaeb0..aeaf87b 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -177,7 +177,7 @@
sbands->ht_cap.cap = (IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_SGI_40);
- sbands->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K;
+ sbands->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K;
sbands->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
sbands->ht_cap.mcs.rx_mask[0] = 0xff;
sbands->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
@@ -185,7 +185,7 @@
}
/**
- * rsi_mac80211_attach() - This function is used to de-initialize the
+ * rsi_mac80211_detach() - This function is used to de-initialize the
* Mac80211 stack.
* @adapter: Pointer to the adapter structure.
*
@@ -341,6 +341,59 @@
}
/**
+ * rsi_channel_change() - This function is a performs the checks
+ * required for changing a channel and sets
+ * the channel accordingly.
+ * @hw: Pointer to the ieee80211_hw structure.
+ *
+ * Return: 0 on success, negative error code on failure.
+ */
+static int rsi_channel_change(struct ieee80211_hw *hw)
+{
+ struct rsi_hw *adapter = hw->priv;
+ struct rsi_common *common = adapter->priv;
+ int status = -EOPNOTSUPP;
+ struct ieee80211_channel *curchan = hw->conf.chandef.chan;
+ u16 channel = curchan->hw_value;
+ struct ieee80211_bss_conf *bss = &adapter->vifs[0]->bss_conf;
+
+ rsi_dbg(INFO_ZONE,
+ "%s: Set channel: %d MHz type: %d channel_no %d\n",
+ __func__, curchan->center_freq,
+ curchan->flags, channel);
+
+ if (bss->assoc) {
+ if (!common->hw_data_qs_blocked &&
+ (rsi_get_connected_channel(adapter) != channel)) {
+ rsi_dbg(INFO_ZONE, "blk data q %d\n", channel);
+ if (!rsi_send_block_unblock_frame(common, true))
+ common->hw_data_qs_blocked = true;
+ }
+ }
+
+ status = rsi_band_check(common);
+ if (!status)
+ status = rsi_set_channel(adapter->priv, channel);
+
+ if (bss->assoc) {
+ if (common->hw_data_qs_blocked &&
+ (rsi_get_connected_channel(adapter) == channel)) {
+ rsi_dbg(INFO_ZONE, "unblk data q %d\n", channel);
+ if (!rsi_send_block_unblock_frame(common, false))
+ common->hw_data_qs_blocked = false;
+ }
+ } else {
+ if (common->hw_data_qs_blocked) {
+ rsi_dbg(INFO_ZONE, "unblk data q %d\n", channel);
+ if (!rsi_send_block_unblock_frame(common, false))
+ common->hw_data_qs_blocked = false;
+ }
+ }
+
+ return status;
+}
+
+/**
* rsi_mac80211_config() - This function is a handler for configuration
* requests. The stack calls this function to
* change hardware configuration, e.g., channel.
@@ -357,17 +410,10 @@
int status = -EOPNOTSUPP;
mutex_lock(&common->mutex);
- if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
- struct ieee80211_channel *curchan = hw->conf.chandef.chan;
- u16 channel = curchan->hw_value;
- rsi_dbg(INFO_ZONE,
- "%s: Set channel: %d MHz type: %d channel_no %d\n",
- __func__, curchan->center_freq,
- curchan->flags, channel);
- common->band = curchan->band;
- status = rsi_set_channel(adapter->priv, channel);
- }
+ if (changed & IEEE80211_CONF_CHANGE_CHANNEL)
+ status = rsi_channel_change(hw);
+
mutex_unlock(&common->mutex);
return status;
@@ -421,6 +467,15 @@
bss_conf->qos,
bss_conf->aid);
}
+
+ if (changed & BSS_CHANGED_CQM) {
+ common->cqm_info.last_cqm_event_rssi = 0;
+ common->cqm_info.rssi_thold = bss_conf->cqm_rssi_thold;
+ common->cqm_info.rssi_hyst = bss_conf->cqm_rssi_hyst;
+ rsi_dbg(INFO_ZONE, "RSSI throld & hysteresis are: %d %d\n",
+ common->cqm_info.rssi_thold,
+ common->cqm_info.rssi_hyst);
+ }
mutex_unlock(&common->mutex);
}
@@ -723,17 +778,17 @@
{
struct rsi_hw *adapter = hw->priv;
struct rsi_common *common = adapter->priv;
+ enum ieee80211_band band = hw->conf.chandef.chan->band;
mutex_lock(&common->mutex);
+ common->fixedrate_mask[band] = 0;
- common->fixedrate_mask[IEEE80211_BAND_2GHZ] = 0;
-
- if (mask->control[IEEE80211_BAND_2GHZ].legacy == 0xfff) {
- common->fixedrate_mask[IEEE80211_BAND_2GHZ] =
- (mask->control[IEEE80211_BAND_2GHZ].ht_mcs[0] << 12);
+ if (mask->control[band].legacy == 0xfff) {
+ common->fixedrate_mask[band] =
+ (mask->control[band].ht_mcs[0] << 12);
} else {
- common->fixedrate_mask[IEEE80211_BAND_2GHZ] =
- mask->control[IEEE80211_BAND_2GHZ].legacy;
+ common->fixedrate_mask[band] =
+ mask->control[band].legacy;
}
mutex_unlock(&common->mutex);
@@ -741,6 +796,37 @@
}
/**
+ * rsi_perform_cqm() - This function performs cqm.
+ * @common: Pointer to the driver private structure.
+ * @bssid: pointer to the bssid.
+ * @rssi: RSSI value.
+ */
+static void rsi_perform_cqm(struct rsi_common *common,
+ u8 *bssid,
+ s8 rssi)
+{
+ struct rsi_hw *adapter = common->priv;
+ s8 last_event = common->cqm_info.last_cqm_event_rssi;
+ int thold = common->cqm_info.rssi_thold;
+ u32 hyst = common->cqm_info.rssi_hyst;
+ enum nl80211_cqm_rssi_threshold_event event;
+
+ if (rssi < thold && (last_event == 0 || rssi < (last_event - hyst)))
+ event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
+ else if (rssi > thold &&
+ (last_event == 0 || rssi > (last_event + hyst)))
+ event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
+ else
+ return;
+
+ common->cqm_info.last_cqm_event_rssi = rssi;
+ rsi_dbg(INFO_ZONE, "CQM: Notifying event: %d\n", event);
+ ieee80211_cqm_rssi_notify(adapter->vifs[0], event, GFP_KERNEL);
+
+ return;
+}
+
+/**
* rsi_fill_rx_status() - This function fills rx status in
* ieee80211_rx_status structure.
* @hw: Pointer to the ieee80211_hw structure.
@@ -755,6 +841,7 @@
struct rsi_common *common,
struct ieee80211_rx_status *rxs)
{
+ struct ieee80211_bss_conf *bss = &common->priv->vifs[0]->bss_conf;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct skb_info *rx_params = (struct skb_info *)info->driver_data;
struct ieee80211_hdr *hdr;
@@ -770,10 +857,7 @@
rxs->signal = -(rssi);
- if (channel <= 14)
- rxs->band = IEEE80211_BAND_2GHZ;
- else
- rxs->band = IEEE80211_BAND_5GHZ;
+ rxs->band = common->band;
freq = ieee80211_channel_to_frequency(channel, rxs->band);
@@ -792,6 +876,14 @@
rxs->flag |= RX_FLAG_DECRYPTED;
rxs->flag |= RX_FLAG_IV_STRIPPED;
}
+
+ /* CQM only for connected AP beacons, the RSSI is a weighted avg */
+ if (bss->assoc && !(memcmp(bss->bssid, hdr->addr2, ETH_ALEN))) {
+ if (ieee80211_is_beacon(hdr->frame_control))
+ rsi_perform_cqm(common, hdr->addr2, rxs->signal);
+ }
+
+ return;
}
/**
@@ -983,6 +1075,7 @@
hw->max_tx_aggregation_subframes = 6;
rsi_register_rates_channels(adapter, IEEE80211_BAND_2GHZ);
+ rsi_register_rates_channels(adapter, IEEE80211_BAND_5GHZ);
hw->rate_control_algorithm = "AARF";
SET_IEEE80211_PERM_ADDR(hw, common->mac_addr);
@@ -1000,6 +1093,8 @@
wiphy->available_antennas_tx = 1;
wiphy->bands[IEEE80211_BAND_2GHZ] =
&adapter->sbands[IEEE80211_BAND_2GHZ];
+ wiphy->bands[IEEE80211_BAND_5GHZ] =
+ &adapter->sbands[IEEE80211_BAND_5GHZ];
status = ieee80211_register_hw(hw);
if (status)
diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
index 2eefbf1..83abe58 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
@@ -217,6 +217,7 @@
common->min_rate = 0xffff;
common->fsm_state = FSM_CARD_NOT_READY;
common->iface_down = true;
+ common->endpoint = EP_2GHZ_20MHZ;
}
/**
@@ -276,7 +277,6 @@
{
struct rsi_radio_caps *radio_caps;
struct rsi_hw *adapter = common->priv;
- struct ieee80211_hw *hw = adapter->hw;
u16 inx = 0;
u8 ii;
u8 radio_id = 0;
@@ -285,7 +285,6 @@
0xf0, 0xf0, 0xf0, 0xf0,
0xf0, 0xf0, 0xf0, 0xf0,
0xf0, 0xf0, 0xf0, 0xf0};
- struct ieee80211_conf *conf = &hw->conf;
struct sk_buff *skb;
rsi_dbg(INFO_ZONE, "%s: Sending rate symbol req frame\n", __func__);
@@ -307,29 +306,36 @@
if (common->channel_width == BW_40MHZ) {
radio_caps->desc_word[7] |= cpu_to_le16(RSI_LMAC_CLOCK_80MHZ);
radio_caps->desc_word[7] |= cpu_to_le16(RSI_ENABLE_40MHZ);
- if (common->channel_width) {
- radio_caps->desc_word[5] =
- cpu_to_le16(common->channel_width << 12);
- radio_caps->desc_word[5] |= cpu_to_le16(FULL40M_ENABLE);
- }
- if (conf_is_ht40_minus(conf)) {
- radio_caps->desc_word[5] = 0;
- radio_caps->desc_word[5] |=
- cpu_to_le16(LOWER_20_ENABLE);
- radio_caps->desc_word[5] |=
- cpu_to_le16(LOWER_20_ENABLE >> 12);
- }
-
- if (conf_is_ht40_plus(conf)) {
- radio_caps->desc_word[5] = 0;
- radio_caps->desc_word[5] |=
- cpu_to_le16(UPPER_20_ENABLE);
- radio_caps->desc_word[5] |=
- cpu_to_le16(UPPER_20_ENABLE >> 12);
+ if (common->fsm_state == FSM_MAC_INIT_DONE) {
+ struct ieee80211_hw *hw = adapter->hw;
+ struct ieee80211_conf *conf = &hw->conf;
+ if (conf_is_ht40_plus(conf)) {
+ radio_caps->desc_word[5] =
+ cpu_to_le16(LOWER_20_ENABLE);
+ radio_caps->desc_word[5] |=
+ cpu_to_le16(LOWER_20_ENABLE >> 12);
+ } else if (conf_is_ht40_minus(conf)) {
+ radio_caps->desc_word[5] =
+ cpu_to_le16(UPPER_20_ENABLE);
+ radio_caps->desc_word[5] |=
+ cpu_to_le16(UPPER_20_ENABLE >> 12);
+ } else {
+ radio_caps->desc_word[5] =
+ cpu_to_le16(BW_40MHZ << 12);
+ radio_caps->desc_word[5] |=
+ cpu_to_le16(FULL40M_ENABLE);
+ }
}
}
+ radio_caps->sifs_tx_11n = cpu_to_le16(SIFS_TX_11N_VALUE);
+ radio_caps->sifs_tx_11b = cpu_to_le16(SIFS_TX_11B_VALUE);
+ radio_caps->slot_rx_11n = cpu_to_le16(SHORT_SLOT_VALUE);
+ radio_caps->ofdm_ack_tout = cpu_to_le16(OFDM_ACK_TOUT_VALUE);
+ radio_caps->cck_ack_tout = cpu_to_le16(CCK_ACK_TOUT_VALUE);
+ radio_caps->preamble_type = cpu_to_le16(LONG_PREAMBLE);
+
radio_caps->desc_word[7] |= cpu_to_le16(radio_id << 8);
for (ii = 0; ii < MAX_HW_QUEUES; ii++) {
@@ -588,7 +594,7 @@
mgmt_frame->desc_word[0] = cpu_to_le16(RSI_WIFI_MGMT_Q << 12);
mgmt_frame->desc_word[1] = cpu_to_le16(BBP_PROG_IN_TA);
- mgmt_frame->desc_word[4] = cpu_to_le16(common->endpoint << 8);
+ mgmt_frame->desc_word[4] = cpu_to_le16(common->endpoint);
if (common->rf_reset) {
mgmt_frame->desc_word[7] = cpu_to_le16(RF_RESET_ENABLE);
@@ -615,6 +621,9 @@
{
struct sk_buff *skb = NULL;
struct rsi_vap_caps *vap_caps;
+ struct rsi_hw *adapter = common->priv;
+ struct ieee80211_hw *hw = adapter->hw;
+ struct ieee80211_conf *conf = &hw->conf;
u16 vap_id = 0;
rsi_dbg(MGMT_TX_ZONE, "%s: Sending VAP capabilities frame\n", __func__);
@@ -644,13 +653,24 @@
vap_caps->frag_threshold = cpu_to_le16(IEEE80211_MAX_FRAG_THRESHOLD);
vap_caps->rts_threshold = cpu_to_le16(common->rts_threshold);
- vap_caps->default_mgmt_rate = 0;
- if (conf_is_ht40(&common->priv->hw->conf)) {
- vap_caps->default_ctrl_rate =
- cpu_to_le32(RSI_RATE_6 | FULL40M_ENABLE << 16);
- } else {
+ vap_caps->default_mgmt_rate = cpu_to_le32(RSI_RATE_6);
+
+ if (common->band == IEEE80211_BAND_5GHZ) {
vap_caps->default_ctrl_rate = cpu_to_le32(RSI_RATE_6);
+ if (conf_is_ht40(&common->priv->hw->conf)) {
+ vap_caps->default_ctrl_rate |=
+ cpu_to_le32(FULL40M_ENABLE << 16);
+ }
+ } else {
+ vap_caps->default_ctrl_rate = cpu_to_le32(RSI_RATE_1);
+ if (conf_is_ht40_minus(conf))
+ vap_caps->default_ctrl_rate |=
+ cpu_to_le32(UPPER_20_ENABLE << 16);
+ else if (conf_is_ht40_plus(conf))
+ vap_caps->default_ctrl_rate |=
+ cpu_to_le32(LOWER_20_ENABLE << 16);
}
+
vap_caps->default_data_rate = 0;
vap_caps->beacon_interval = cpu_to_le16(200);
vap_caps->dtim_period = cpu_to_le16(4);
@@ -827,6 +847,63 @@
}
/**
+ * rsi_band_check() - This function programs the band
+ * @common: Pointer to the driver private structure.
+ *
+ * Return: 0 on success, corresponding error code on failure.
+ */
+int rsi_band_check(struct rsi_common *common)
+{
+ struct rsi_hw *adapter = common->priv;
+ struct ieee80211_hw *hw = adapter->hw;
+ u8 prev_bw = common->channel_width;
+ u8 prev_ep = common->endpoint;
+ struct ieee80211_channel *curchan = hw->conf.chandef.chan;
+ int status = 0;
+
+ if (common->band != curchan->band) {
+ common->rf_reset = 1;
+ common->band = curchan->band;
+ }
+
+ if ((hw->conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) ||
+ (hw->conf.chandef.width == NL80211_CHAN_WIDTH_20))
+ common->channel_width = BW_20MHZ;
+ else
+ common->channel_width = BW_40MHZ;
+
+ if (common->band == IEEE80211_BAND_2GHZ) {
+ if (common->channel_width)
+ common->endpoint = EP_2GHZ_40MHZ;
+ else
+ common->endpoint = EP_2GHZ_20MHZ;
+ } else {
+ if (common->channel_width)
+ common->endpoint = EP_5GHZ_40MHZ;
+ else
+ common->endpoint = EP_5GHZ_20MHZ;
+ }
+
+ if (common->endpoint != prev_ep) {
+ status = rsi_program_bb_rf(common);
+ if (status)
+ return status;
+ }
+
+ if (common->channel_width != prev_bw) {
+ status = rsi_load_bootup_params(common);
+ if (status)
+ return status;
+
+ status = rsi_load_radio_caps(common);
+ if (status)
+ return status;
+ }
+
+ return status;
+}
+
+/**
* rsi_set_channel() - This function programs the channel.
* @common: Pointer to the driver private structure.
* @channel: Channel value to be set.
@@ -841,23 +918,6 @@
rsi_dbg(MGMT_TX_ZONE,
"%s: Sending scan req frame\n", __func__);
- if (common->band == IEEE80211_BAND_5GHZ) {
- if ((channel >= 36) && (channel <= 64))
- channel = ((channel - 32) / 4);
- else if ((channel > 64) && (channel <= 140))
- channel = ((channel - 102) / 4) + 8;
- else if (channel >= 149)
- channel = ((channel - 151) / 4) + 18;
- else
- return -EINVAL;
- } else {
- if (channel > 14) {
- rsi_dbg(ERR_ZONE, "%s: Invalid chno %d, band = %d\n",
- __func__, channel, common->band);
- return -EINVAL;
- }
- }
-
skb = dev_alloc_skb(FRAME_DESC_SZ);
if (!skb) {
rsi_dbg(ERR_ZONE, "%s: Failed in allocation of skb\n",
@@ -877,6 +937,7 @@
(RSI_RF_TYPE << 4));
mgmt_frame->desc_word[5] = cpu_to_le16(0x01);
+ mgmt_frame->desc_word[6] = cpu_to_le16(0x12);
if (common->channel_width == BW_40MHZ)
mgmt_frame->desc_word[5] |= cpu_to_le16(0x1 << 8);
@@ -950,7 +1011,7 @@
struct ieee80211_hw *hw = common->priv->hw;
u8 band = hw->conf.chandef.chan->band;
u8 num_supported_rates = 0;
- u8 rate_offset = 0;
+ u8 rate_table_offset, rate_offset = 0;
u32 rate_bitmap = common->bitrate_mask[band];
u16 *selected_rates, min_rate;
@@ -986,14 +1047,18 @@
if (common->channel_width == BW_40MHZ)
auto_rate->desc_word[7] |= cpu_to_le16(1);
- if (band == IEEE80211_BAND_2GHZ)
- min_rate = STD_RATE_01;
- else
- min_rate = STD_RATE_06;
+ if (band == IEEE80211_BAND_2GHZ) {
+ min_rate = RSI_RATE_1;
+ rate_table_offset = 0;
+ } else {
+ min_rate = RSI_RATE_6;
+ rate_table_offset = 4;
+ }
for (ii = 0, jj = 0; ii < ARRAY_SIZE(rsi_rates); ii++) {
if (rate_bitmap & BIT(ii)) {
- selected_rates[jj++] = (rsi_rates[ii].bitrate / 5);
+ selected_rates[jj++] =
+ (rsi_rates[ii + rate_table_offset].bitrate / 5);
rate_offset++;
}
}
@@ -1006,13 +1071,6 @@
rate_offset += ARRAY_SIZE(mcs);
}
- if (rate_offset < (RSI_TBL_SZ / 2) - 1) {
- for (ii = jj; ii < (RSI_TBL_SZ / 2); ii++) {
- selected_rates[jj++] = min_rate;
- rate_offset++;
- }
- }
-
sort(selected_rates, jj, sizeof(u16), &rsi_compare, NULL);
/* mapping the rates to RSI rates */
@@ -1028,25 +1086,25 @@
/* loading HT rates in the bottom half of the auto rate table */
if (common->vif_info[0].is_ht) {
- if (common->vif_info[0].sgi)
- auto_rate->supported_rates[rate_offset++] =
- cpu_to_le16(RSI_RATE_MCS7_SG);
-
for (ii = rate_offset, kk = ARRAY_SIZE(rsi_mcsrates) - 1;
ii < rate_offset + 2 * ARRAY_SIZE(rsi_mcsrates); ii++) {
- if (common->vif_info[0].sgi)
+ if (common->vif_info[0].sgi ||
+ conf_is_ht40(&common->priv->hw->conf))
auto_rate->supported_rates[ii++] =
cpu_to_le16(rsi_mcsrates[kk] | BIT(9));
auto_rate->supported_rates[ii] =
cpu_to_le16(rsi_mcsrates[kk--]);
}
- for (; ii < RSI_TBL_SZ; ii++) {
+ for (; ii < (RSI_TBL_SZ - 1); ii++) {
auto_rate->supported_rates[ii] =
cpu_to_le16(rsi_mcsrates[0]);
}
}
+ for (; ii < RSI_TBL_SZ; ii++)
+ auto_rate->supported_rates[ii] = min_rate;
+
auto_rate->num_supported_rates = cpu_to_le16(num_supported_rates * 2);
auto_rate->moderate_rate_inx = cpu_to_le16(num_supported_rates / 2);
auto_rate->desc_word[7] |= cpu_to_le16(0 << 8);
@@ -1141,6 +1199,49 @@
}
/**
+ * This function sends a frame to block/unblock
+ * data queues in the firmware
+ *
+ * @param common Pointer to the driver private structure.
+ * @param block event - block if true, unblock if false
+ * @return 0 on success, -1 on failure.
+ */
+int rsi_send_block_unblock_frame(struct rsi_common *common, bool block_event)
+{
+ struct rsi_mac_frame *mgmt_frame;
+ struct sk_buff *skb;
+
+ rsi_dbg(MGMT_TX_ZONE, "%s: Sending block/unblock frame\n", __func__);
+
+ skb = dev_alloc_skb(FRAME_DESC_SZ);
+ if (!skb) {
+ rsi_dbg(ERR_ZONE, "%s: Failed in allocation of skb\n",
+ __func__);
+ return -ENOMEM;
+ }
+
+ memset(skb->data, 0, FRAME_DESC_SZ);
+ mgmt_frame = (struct rsi_mac_frame *)skb->data;
+
+ mgmt_frame->desc_word[0] = cpu_to_le16(RSI_WIFI_MGMT_Q << 12);
+ mgmt_frame->desc_word[1] = cpu_to_le16(BLOCK_HW_QUEUE);
+
+ if (block_event == true) {
+ rsi_dbg(INFO_ZONE, "blocking the data qs\n");
+ mgmt_frame->desc_word[4] = cpu_to_le16(0xf);
+ } else {
+ rsi_dbg(INFO_ZONE, "unblocking the data qs\n");
+ mgmt_frame->desc_word[5] = cpu_to_le16(0xf);
+ }
+
+ skb_put(skb, FRAME_DESC_SZ);
+
+ return rsi_send_internal_mgmt_frame(common, skb);
+
+}
+
+
+/**
* rsi_handle_ta_confirm_type() - This function handles the confirm frames.
* @common: Pointer to the driver private structure.
* @msg: Pointer to received packet.
@@ -1164,7 +1265,7 @@
common->fsm_state = FSM_EEPROM_READ_MAC_ADDR;
}
} else {
- rsi_dbg(ERR_ZONE,
+ rsi_dbg(INFO_ZONE,
"%s: Received bootup params cfm in %d state\n",
__func__, common->fsm_state);
return 0;
@@ -1227,7 +1328,7 @@
__func__);
}
} else {
- rsi_dbg(ERR_ZONE,
+ rsi_dbg(INFO_ZONE,
"%s: Received radio caps cfm in %d state\n",
__func__, common->fsm_state);
return 0;
@@ -1245,7 +1346,10 @@
return rsi_mac80211_attach(common);
}
} else {
- goto out;
+ rsi_dbg(INFO_ZONE,
+ "%s: Received bbb_rf cfm in %d state\n",
+ __func__, common->fsm_state);
+ return 0;
}
break;
diff --git a/drivers/net/wireless/rsi/rsi_91x_pkt.c b/drivers/net/wireless/rsi/rsi_91x_pkt.c
index 8e48e72..702593f 100644
--- a/drivers/net/wireless/rsi/rsi_91x_pkt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_pkt.c
@@ -81,6 +81,16 @@
/* Send fixed rate */
frame_desc[3] = cpu_to_le16(RATE_INFO_ENABLE);
frame_desc[4] = cpu_to_le16(common->min_rate);
+
+ if (conf_is_ht40(&common->priv->hw->conf))
+ frame_desc[5] = cpu_to_le16(FULL40M_ENABLE);
+
+ if (common->vif_info[0].sgi) {
+ if (common->min_rate & 0x100) /* Only MCS rates */
+ frame_desc[4] |=
+ cpu_to_le16(ENABLE_SHORTGI_RATE);
+ }
+
}
frame_desc[6] |= cpu_to_le16(seq_num & 0xfff);
@@ -116,6 +126,8 @@
struct ieee80211_hdr *wh = NULL;
struct ieee80211_tx_info *info;
struct ieee80211_bss_conf *bss = NULL;
+ struct ieee80211_hw *hw = adapter->hw;
+ struct ieee80211_conf *conf = &hw->conf;
struct skb_info *tx_params;
int status = -E2BIG;
__le16 *msg = NULL;
@@ -175,6 +187,11 @@
else
msg[4] = cpu_to_le16((RSI_RATE_6 & 0x0f) | RSI_11G_MODE);
+ if (conf_is_ht40(conf)) {
+ msg[4] = cpu_to_le16(0xB | RSI_11G_MODE);
+ msg[5] = cpu_to_le16(0x6);
+ }
+
/* Indicate to firmware to give cfm */
if ((skb->data[16] == IEEE80211_STYPE_PROBE_REQ) && (!bss->assoc)) {
msg[1] |= cpu_to_le16(BIT(10));
diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c
index 46e7af4..8428858 100644
--- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
@@ -820,9 +820,11 @@
*/
static int rsi_module_init(void)
{
- sdio_register_driver(&rsi_driver);
+ int ret;
+
+ ret = sdio_register_driver(&rsi_driver);
rsi_dbg(INIT_ZONE, "%s: Registering driver\n", __func__);
- return 0;
+ return ret;
}
/**
diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c
index 20d11cc..4834a9a 100644
--- a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c
@@ -401,14 +401,16 @@
case BUFFER_AVAILABLE:
dev->rx_info.watch_bufferfull_count = 0;
dev->rx_info.buffer_full = false;
+ dev->rx_info.semi_buffer_full = false;
dev->rx_info.mgmt_buffer_full = false;
rsi_sdio_ack_intr(common->priv,
(1 << PKT_BUFF_AVAILABLE));
- rsi_set_event((&common->tx_thread.event));
+ rsi_set_event(&common->tx_thread.event);
+
rsi_dbg(ISR_ZONE,
- "%s: ==> BUFFER_AVILABLE <==\n",
+ "%s: ==> BUFFER_AVAILABLE <==\n",
__func__);
- dev->rx_info.buf_avilable_counter++;
+ dev->rx_info.buf_available_counter++;
break;
case FIRMWARE_ASSERT_IND:
diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c
index 4c46e56..3226f19 100644
--- a/drivers/net/wireless/rsi/rsi_91x_usb.c
+++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
@@ -550,33 +550,7 @@
#endif
};
-/**
- * rsi_module_init() - This function registers the client driver.
- * @void: Void.
- *
- * Return: 0 on success.
- */
-static int rsi_module_init(void)
-{
- usb_register(&rsi_driver);
- rsi_dbg(INIT_ZONE, "%s: Registering driver\n", __func__);
- return 0;
-}
-
-/**
- * rsi_module_exit() - This function unregisters the client driver.
- * @void: Void.
- *
- * Return: None.
- */
-static void rsi_module_exit(void)
-{
- usb_deregister(&rsi_driver);
- rsi_dbg(INFO_ZONE, "%s: Unregistering driver\n", __func__);
-}
-
-module_init(rsi_module_init);
-module_exit(rsi_module_exit);
+module_usb_driver(rsi_driver);
MODULE_AUTHOR("Redpine Signals Inc");
MODULE_DESCRIPTION("Common USB layer for RSI drivers");
diff --git a/drivers/net/wireless/rsi/rsi_main.h b/drivers/net/wireless/rsi/rsi_main.h
index 2cb73e7..5baed94 100644
--- a/drivers/net/wireless/rsi/rsi_main.h
+++ b/drivers/net/wireless/rsi/rsi_main.h
@@ -115,6 +115,7 @@
s32 weight;
s32 wme_params;
s32 pkt_contended;
+ s32 txop;
};
struct transmit_q_stats {
@@ -141,6 +142,12 @@
atomic_t thread_done;
};
+struct cqm_info {
+ s8 last_cqm_event_rssi;
+ int rssi_thold;
+ u32 rssi_hyst;
+};
+
struct rsi_hw;
struct rsi_common {
@@ -192,6 +199,11 @@
u8 selected_qnum;
u32 pkt_cnt;
u8 min_weight;
+
+ /* bgscan related */
+ struct cqm_info cqm_info;
+
+ bool hw_data_qs_blocked;
};
struct rsi_hw {
diff --git a/drivers/net/wireless/rsi/rsi_mgmt.h b/drivers/net/wireless/rsi/rsi_mgmt.h
index 225215a..3741173 100644
--- a/drivers/net/wireless/rsi/rsi_mgmt.h
+++ b/drivers/net/wireless/rsi/rsi_mgmt.h
@@ -69,6 +69,7 @@
#define RSI_LMAC_CLOCK_80MHZ 0x1
#define RSI_ENABLE_40MHZ (0x1 << 3)
+#define ENABLE_SHORTGI_RATE BIT(9)
#define RX_BA_INDICATION 1
#define RSI_TBL_SZ 40
@@ -123,6 +124,20 @@
#define BW_20MHZ 0
#define BW_40MHZ 1
+#define EP_2GHZ_20MHZ 0
+#define EP_2GHZ_40MHZ 1
+#define EP_5GHZ_20MHZ 2
+#define EP_5GHZ_40MHZ 3
+
+#define SIFS_TX_11N_VALUE 580
+#define SIFS_TX_11B_VALUE 346
+#define SHORT_SLOT_VALUE 360
+#define LONG_SLOT_VALUE 640
+#define OFDM_ACK_TOUT_VALUE 2720
+#define CCK_ACK_TOUT_VALUE 9440
+#define LONG_PREAMBLE 0x0000
+#define SHORT_PREAMBLE 0x0001
+
#define RSI_SUPP_FILTERS (FIF_ALLMULTI | FIF_PROBE_REQ |\
FIF_BCN_PRBRESP_PROMISC)
enum opmode {
@@ -153,7 +168,7 @@
SCAN_REQUEST,
TSF_UPDATE,
PEER_NOTIFY,
- BLOCK_UNBLOCK,
+ BLOCK_HW_QUEUE,
SET_KEY_REQ,
AUTO_RATE_IND,
BOOTUP_PARAMS_REQUEST,
@@ -238,6 +253,12 @@
u8 num_11n_rates;
u8 num_11ac_rates;
__le16 gcpd_per_rate[20];
+ __le16 sifs_tx_11n;
+ __le16 sifs_tx_11b;
+ __le16 slot_rx_11n;
+ __le16 ofdm_ack_tout;
+ __le16 cck_ack_tout;
+ __le16 preamble_type;
} __packed;
static inline u32 rsi_get_queueno(u8 *addr, u16 offset)
@@ -272,6 +293,7 @@
int rsi_hal_load_key(struct rsi_common *common, u8 *data, u16 key_len,
u8 key_type, u8 key_id, u32 cipher);
int rsi_set_channel(struct rsi_common *common, u16 chno);
+int rsi_send_block_unblock_frame(struct rsi_common *common, bool event);
void rsi_inform_bss_status(struct rsi_common *common, u8 status,
const u8 *bssid, u8 qos_enable, u16 aid);
void rsi_indicate_pkt_to_os(struct rsi_common *common, struct sk_buff *skb);
@@ -283,4 +305,5 @@
void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb);
int rsi_send_mgmt_pkt(struct rsi_common *common, struct sk_buff *skb);
int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb);
+int rsi_band_check(struct rsi_common *common);
#endif
diff --git a/drivers/net/wireless/rsi/rsi_sdio.h b/drivers/net/wireless/rsi/rsi_sdio.h
index df4b5e2..c7e8f2b 100644
--- a/drivers/net/wireless/rsi/rsi_sdio.h
+++ b/drivers/net/wireless/rsi/rsi_sdio.h
@@ -30,7 +30,7 @@
enum sdio_interrupt_type {
BUFFER_FULL = 0x0,
- BUFFER_AVAILABLE = 0x1,
+ BUFFER_AVAILABLE = 0x2,
FIRMWARE_ASSERT_IND = 0x3,
MSDU_PACKET_PENDING = 0x4,
UNKNOWN_INT = 0XE
@@ -42,7 +42,7 @@
#define PKT_MGMT_BUFF_FULL 2
#define MSDU_PKT_PENDING 3
/* Interrupt Bit Related Macros */
-#define PKT_BUFF_AVAILABLE 0
+#define PKT_BUFF_AVAILABLE 1
#define FW_ASSERT_IND 2
#define RSI_DEVICE_BUFFER_STATUS_REGISTER 0xf3
@@ -84,7 +84,7 @@
#define TA_HOLD_THREAD_VALUE cpu_to_le32(0xF)
#define TA_RELEASE_THREAD_VALUE cpu_to_le32(0xF)
#define TA_BASE_ADDR 0x2200
-#define MISC_CFG_BASE_ADDR 0x4150
+#define MISC_CFG_BASE_ADDR 0x4105
struct receive_info {
bool buffer_full;
@@ -98,7 +98,7 @@
u32 total_sdio_msdu_pending_intr;
u32 total_sdio_unknown_intr;
u32 buf_full_counter;
- u32 buf_avilable_counter;
+ u32 buf_available_counter;
};
struct rsi_91x_sdiodev {
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index c17fcf2..893c9d5 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -947,6 +947,40 @@
return BEACON_BASE_TO_OFFSET(rt2800_hw_beacon_base(rt2x00dev, index));
}
+static void rt2800_update_beacons_setup(struct rt2x00_dev *rt2x00dev)
+{
+ struct data_queue *queue = rt2x00dev->bcn;
+ struct queue_entry *entry;
+ int i, bcn_num = 0;
+ u64 off, reg = 0;
+ u32 bssid_dw1;
+
+ /*
+ * Setup offsets of all active beacons in BCN_OFFSET{0,1} registers.
+ */
+ for (i = 0; i < queue->limit; i++) {
+ entry = &queue->entries[i];
+ if (!test_bit(ENTRY_BCN_ENABLED, &entry->flags))
+ continue;
+ off = rt2800_get_beacon_offset(rt2x00dev, entry->entry_idx);
+ reg |= off << (8 * bcn_num);
+ bcn_num++;
+ }
+
+ WARN_ON_ONCE(bcn_num != rt2x00dev->intf_beaconing);
+
+ rt2800_register_write(rt2x00dev, BCN_OFFSET0, (u32) reg);
+ rt2800_register_write(rt2x00dev, BCN_OFFSET1, (u32) (reg >> 32));
+
+ /*
+ * H/W sends up to MAC_BSSID_DW1_BSS_BCN_NUM + 1 consecutive beacons.
+ */
+ rt2800_register_read(rt2x00dev, MAC_BSSID_DW1, &bssid_dw1);
+ rt2x00_set_field32(&bssid_dw1, MAC_BSSID_DW1_BSS_BCN_NUM,
+ bcn_num > 0 ? bcn_num - 1 : 0);
+ rt2800_register_write(rt2x00dev, MAC_BSSID_DW1, bssid_dw1);
+}
+
void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc)
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
@@ -1003,6 +1037,12 @@
rt2800_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data,
entry->skb->len + padding_len);
+ __set_bit(ENTRY_BCN_ENABLED, &entry->flags);
+
+ /*
+ * Change global beacons settings.
+ */
+ rt2800_update_beacons_setup(rt2x00dev);
/*
* Restore beaconing state.
@@ -1053,8 +1093,13 @@
* Clear beacon.
*/
rt2800_clear_beacon_register(rt2x00dev, entry->entry_idx);
+ __clear_bit(ENTRY_BCN_ENABLED, &entry->flags);
/*
+ * Change global beacons settings.
+ */
+ rt2800_update_beacons_setup(rt2x00dev);
+ /*
* Restore beaconing state.
*/
rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg);
@@ -1556,7 +1601,7 @@
if (!is_zero_ether_addr((const u8 *)conf->bssid)) {
reg = le32_to_cpu(conf->bssid[1]);
rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3);
- rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 7);
+ rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 0);
conf->bssid[1] = cpu_to_le32(reg);
}
@@ -4517,28 +4562,6 @@
if (ret)
return ret;
- rt2800_register_read(rt2x00dev, BCN_OFFSET0, ®);
- rt2x00_set_field32(®, BCN_OFFSET0_BCN0,
- rt2800_get_beacon_offset(rt2x00dev, 0));
- rt2x00_set_field32(®, BCN_OFFSET0_BCN1,
- rt2800_get_beacon_offset(rt2x00dev, 1));
- rt2x00_set_field32(®, BCN_OFFSET0_BCN2,
- rt2800_get_beacon_offset(rt2x00dev, 2));
- rt2x00_set_field32(®, BCN_OFFSET0_BCN3,
- rt2800_get_beacon_offset(rt2x00dev, 3));
- rt2800_register_write(rt2x00dev, BCN_OFFSET0, reg);
-
- rt2800_register_read(rt2x00dev, BCN_OFFSET1, ®);
- rt2x00_set_field32(®, BCN_OFFSET1_BCN4,
- rt2800_get_beacon_offset(rt2x00dev, 4));
- rt2x00_set_field32(®, BCN_OFFSET1_BCN5,
- rt2800_get_beacon_offset(rt2x00dev, 5));
- rt2x00_set_field32(®, BCN_OFFSET1_BCN6,
- rt2800_get_beacon_offset(rt2x00dev, 6));
- rt2x00_set_field32(®, BCN_OFFSET1_BCN7,
- rt2800_get_beacon_offset(rt2x00dev, 7));
- rt2800_register_write(rt2x00dev, BCN_OFFSET1, reg);
-
rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f);
rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 2bde672..c6ae9a4 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -141,8 +141,11 @@
if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
return;
- if (test_and_clear_bit(DELAYED_UPDATE_BEACON, &intf->delayed_flags))
+ if (test_and_clear_bit(DELAYED_UPDATE_BEACON, &intf->delayed_flags)) {
+ mutex_lock(&intf->beacon_skb_mutex);
rt2x00queue_update_beacon(rt2x00dev, vif);
+ mutex_unlock(&intf->beacon_skb_mutex);
+ }
}
static void rt2x00lib_intf_scheduled(struct work_struct *work)
@@ -216,7 +219,7 @@
* never be called for USB devices.
*/
WARN_ON(rt2x00_is_usb(rt2x00dev));
- rt2x00queue_update_beacon_locked(rt2x00dev, vif);
+ rt2x00queue_update_beacon(rt2x00dev, vif);
}
void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev)
@@ -1452,8 +1455,7 @@
/*
* Free the driver data.
*/
- if (rt2x00dev->drv_data)
- kfree(rt2x00dev->drv_data);
+ kfree(rt2x00dev->drv_data);
}
EXPORT_SYMBOL_GPL(rt2x00lib_remove_dev);
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 212ac48..e5935ea 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -624,25 +624,24 @@
* Start/stop beaconing.
*/
if (changes & BSS_CHANGED_BEACON_ENABLED) {
+ mutex_lock(&intf->beacon_skb_mutex);
if (!bss_conf->enable_beacon && intf->enable_beacon) {
rt2x00dev->intf_beaconing--;
intf->enable_beacon = false;
- /*
- * Clear beacon in the H/W for this vif. This is needed
- * to disable beaconing on this particular interface
- * and keep it running on other interfaces.
- */
- rt2x00queue_clear_beacon(rt2x00dev, vif);
if (rt2x00dev->intf_beaconing == 0) {
/*
* Last beaconing interface disabled
* -> stop beacon queue.
*/
- mutex_lock(&intf->beacon_skb_mutex);
rt2x00queue_stop_queue(rt2x00dev->bcn);
- mutex_unlock(&intf->beacon_skb_mutex);
}
+ /*
+ * Clear beacon in the H/W for this vif. This is needed
+ * to disable beaconing on this particular interface
+ * and keep it running on other interfaces.
+ */
+ rt2x00queue_clear_beacon(rt2x00dev, vif);
} else if (bss_conf->enable_beacon && !intf->enable_beacon) {
rt2x00dev->intf_beaconing++;
intf->enable_beacon = true;
@@ -658,11 +657,10 @@
* First beaconing interface enabled
* -> start beacon queue.
*/
- mutex_lock(&intf->beacon_skb_mutex);
rt2x00queue_start_queue(rt2x00dev->bcn);
- mutex_unlock(&intf->beacon_skb_mutex);
}
}
+ mutex_unlock(&intf->beacon_skb_mutex);
}
/*
@@ -799,6 +797,8 @@
setup.tx = tx_ant;
setup.rx = rx_ant;
+ setup.rx_chain_num = 0;
+ setup.tx_chain_num = 0;
rt2x00lib_config_antenna(rt2x00dev, setup);
diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.c b/drivers/net/wireless/rt2x00/rt2x00mmio.c
index 6f236ea..f0178fd 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mmio.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mmio.c
@@ -119,14 +119,12 @@
/*
* Allocate DMA memory for descriptor and buffer.
*/
- addr = dma_alloc_coherent(rt2x00dev->dev,
- queue->limit * queue->desc_size,
- &dma, GFP_KERNEL);
+ addr = dma_zalloc_coherent(rt2x00dev->dev,
+ queue->limit * queue->desc_size, &dma,
+ GFP_KERNEL);
if (!addr)
return -ENOMEM;
- memset(addr, 0, queue->limit * queue->desc_size);
-
/*
* Initialize all queue entries to contain valid addresses.
*/
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 5642ccc..8e68f87 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -754,8 +754,6 @@
if (unlikely(!intf->beacon))
return -ENOBUFS;
- mutex_lock(&intf->beacon_skb_mutex);
-
/*
* Clean up the beacon skb.
*/
@@ -768,13 +766,11 @@
if (rt2x00dev->ops->lib->clear_beacon)
rt2x00dev->ops->lib->clear_beacon(intf->beacon);
- mutex_unlock(&intf->beacon_skb_mutex);
-
return 0;
}
-int rt2x00queue_update_beacon_locked(struct rt2x00_dev *rt2x00dev,
- struct ieee80211_vif *vif)
+int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
+ struct ieee80211_vif *vif)
{
struct rt2x00_intf *intf = vif_to_intf(vif);
struct skb_frame_desc *skbdesc;
@@ -815,19 +811,6 @@
}
-int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
- struct ieee80211_vif *vif)
-{
- struct rt2x00_intf *intf = vif_to_intf(vif);
- int ret;
-
- mutex_lock(&intf->beacon_skb_mutex);
- ret = rt2x00queue_update_beacon_locked(rt2x00dev, vif);
- mutex_unlock(&intf->beacon_skb_mutex);
-
- return ret;
-}
-
bool rt2x00queue_for_each_entry(struct data_queue *queue,
enum queue_index start,
enum queue_index end,
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h
index c48125b..2233b91 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.h
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.h
@@ -353,6 +353,7 @@
*/
enum queue_entry_flags {
ENTRY_BCN_ASSIGNED,
+ ENTRY_BCN_ENABLED,
ENTRY_OWNER_DEVICE_DATA,
ENTRY_DATA_PENDING,
ENTRY_DATA_IO_FAILED,
diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 2c1c02b..1e25929 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -209,7 +209,7 @@
struct rtl8180_priv *priv = dev->priv;
struct rtl818x_rx_cmd_desc *cmd_desc;
unsigned int count = 32;
- u8 signal, agc, sq;
+ u8 agc, sq, signal = 1;
dma_addr_t mapping;
while (count--) {
@@ -222,12 +222,20 @@
struct rtl8187se_rx_desc *desc = entry;
flags = le32_to_cpu(desc->flags);
+ /* if ownership flag is set, then we can trust the
+ * HW has written other fields. We must not trust
+ * other descriptor data read before we checked (read)
+ * the ownership flag
+ */
+ rmb();
flags2 = le32_to_cpu(desc->flags2);
tsft = le64_to_cpu(desc->tsft);
} else {
struct rtl8180_rx_desc *desc = entry;
flags = le32_to_cpu(desc->flags);
+ /* same as above */
+ rmb();
flags2 = le32_to_cpu(desc->flags2);
tsft = le64_to_cpu(desc->tsft);
}
@@ -266,18 +274,21 @@
rx_status.rate_idx = (flags >> 20) & 0xF;
agc = (flags2 >> 17) & 0x7F;
- if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8185) {
+ switch (priv->chip_family) {
+ case RTL818X_CHIP_FAMILY_RTL8185:
if (rx_status.rate_idx > 3)
- signal = 90 - clamp_t(u8, agc, 25, 90);
+ signal = -clamp_t(u8, agc, 25, 90) - 9;
else
- signal = 95 - clamp_t(u8, agc, 30, 95);
- } else if (priv->chip_family ==
- RTL818X_CHIP_FAMILY_RTL8180) {
+ signal = -clamp_t(u8, agc, 30, 95);
+ break;
+ case RTL818X_CHIP_FAMILY_RTL8180:
sq = flags2 & 0xff;
signal = priv->rf->calc_rssi(agc, sq);
- } else {
+ break;
+ case RTL818X_CHIP_FAMILY_RTL8187SE:
/* TODO: rtl8187se rssi */
signal = 10;
+ break;
}
rx_status.signal = signal;
rx_status.freq = dev->conf.chandef.chan->center_freq;
@@ -1751,8 +1762,7 @@
dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
- IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SIGNAL_UNSPEC;
+ IEEE80211_HW_RX_INCLUDES_FCS;
dev->vif_data_size = sizeof(struct rtl8180_vif);
dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC);
@@ -1809,6 +1819,11 @@
pci_try_set_mwi(pdev);
}
+ if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8185)
+ dev->flags |= IEEE80211_HW_SIGNAL_DBM;
+ else
+ dev->flags |= IEEE80211_HW_SIGNAL_UNSPEC;
+
rtl8180_eeprom_read(priv);
switch (priv->rf_type) {
diff --git a/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h b/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
index 871fc3c..049f4c8 100644
--- a/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
+++ b/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
@@ -114,7 +114,7 @@
#define CL_SPRINTF snprintf
-#define CL_PRINTF printk
+#define CL_PRINTF(buf) printk("%s", buf)
#define BTC_PRINT(dbgtype, dbgflag, printstr, ...) \
do { \
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c
index 3d1f0dd..592125a 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c
@@ -203,11 +203,12 @@
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
u32 returnvalue, originalvalue, bitshift;
- u8 dbi_direct;
RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n",
regaddr, bitmask);
if (rtlhal->during_mac1init_radioa || rtlhal->during_mac0init_radiob) {
+ u8 dbi_direct = 0;
+
/* mac1 use phy0 read radio_b. */
/* mac0 use phy1 read radio_b. */
if (rtlhal->during_mac1init_radioa)