summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ath/ath9k
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath/ath9k')
-rw-r--r--drivers/net/wireless/ath/ath9k/ahb.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_calib.c25
-rw-r--r--drivers/net/wireless/ath/ath9k/ath9k.h27
-rw-r--r--drivers/net/wireless/ath/ath9k/channel.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/common-spectral.c8
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c14
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.h2
-rw-r--r--drivers/net/wireless/ath/ath9k/debug_sta.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/hif_usb.c9
-rw-r--r--drivers/net/wireless/ath/ath9k/hif_usb.h2
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_hst.c6
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/init.c50
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c9
-rw-r--r--drivers/net/wireless/ath/ath9k/pci.c7
-rw-r--r--drivers/net/wireless/ath/ath9k/recv.c17
-rw-r--r--drivers/net/wireless/ath/ath9k/rng.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c338
19 files changed, 253 insertions, 274 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c
index bea6186f745a..2bd982c3a479 100644
--- a/drivers/net/wireless/ath/ath9k/ahb.c
+++ b/drivers/net/wireless/ath/ath9k/ahb.c
@@ -62,7 +62,7 @@ static bool ath_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data)
return false;
}
-static struct ath_bus_ops ath_ahb_bus_ops = {
+static const struct ath_bus_ops ath_ahb_bus_ops = {
.ath_bus_type = ATH_AHB,
.read_cachesize = ath_ahb_read_cachesize,
.eeprom_read = ath_ahb_eeprom_read,
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
index b6f064a8d264..7e27a06e5df1 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -33,7 +33,6 @@ struct coeff {
enum ar9003_cal_types {
IQ_MISMATCH_CAL = BIT(0),
- TEMP_COMP_CAL = BIT(1),
};
static void ar9003_hw_setup_calibration(struct ath_hw *ah,
@@ -59,12 +58,6 @@ static void ar9003_hw_setup_calibration(struct ath_hw *ah,
/* Kick-off cal */
REG_SET_BIT(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL);
break;
- case TEMP_COMP_CAL:
- ath_dbg(common, CALIBRATE,
- "starting Temperature Compensation Calibration\n");
- REG_SET_BIT(ah, AR_CH0_THERM, AR_CH0_THERM_LOCAL);
- REG_SET_BIT(ah, AR_CH0_THERM, AR_CH0_THERM_START);
- break;
default:
ath_err(common, "Invalid calibration type\n");
break;
@@ -93,8 +86,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah,
/*
* Accumulate cal measures for active chains
*/
- if (cur_caldata->calCollect)
- cur_caldata->calCollect(ah);
+ cur_caldata->calCollect(ah);
ah->cal_samples++;
if (ah->cal_samples >= cur_caldata->calNumSamples) {
@@ -107,8 +99,7 @@ static bool ar9003_hw_per_calibration(struct ath_hw *ah,
/*
* Process accumulated data
*/
- if (cur_caldata->calPostProc)
- cur_caldata->calPostProc(ah, numChains);
+ cur_caldata->calPostProc(ah, numChains);
/* Calibration has finished. */
caldata->CalValid |= cur_caldata->calType;
@@ -323,16 +314,9 @@ static const struct ath9k_percal_data iq_cal_single_sample = {
ar9003_hw_iqcalibrate
};
-static const struct ath9k_percal_data temp_cal_single_sample = {
- TEMP_COMP_CAL,
- MIN_CAL_SAMPLES,
- PER_MAX_LOG_COUNT,
-};
-
static void ar9003_hw_init_cal_settings(struct ath_hw *ah)
{
ah->iq_caldata.calData = &iq_cal_single_sample;
- ah->temp_caldata.calData = &temp_cal_single_sample;
if (AR_SREV_9300_20_OR_LATER(ah)) {
ah->enabled_cals |= TX_IQ_CAL;
@@ -340,7 +324,7 @@ static void ar9003_hw_init_cal_settings(struct ath_hw *ah)
ah->enabled_cals |= TX_IQ_ON_AGC_CAL;
}
- ah->supp_cals = IQ_MISMATCH_CAL | TEMP_COMP_CAL;
+ ah->supp_cals = IQ_MISMATCH_CAL;
}
#define OFF_UPPER_LT 24
@@ -1399,9 +1383,6 @@ static void ar9003_hw_init_cal_common(struct ath_hw *ah)
INIT_CAL(&ah->iq_caldata);
INSERT_CAL(ah, &ah->iq_caldata);
- INIT_CAL(&ah->temp_caldata);
- INSERT_CAL(ah, &ah->temp_caldata);
-
/* Initialize current pointer to first element in list */
ah->cal_list_curr = ah->cal_list;
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 26fc8ecfe8c4..378d3458fddb 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -91,7 +91,6 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd,
#define ATH_RXBUF 512
#define ATH_TXBUF 512
#define ATH_TXBUF_RESERVE 5
-#define ATH_MAX_QDEPTH (ATH_TXBUF / 4 - ATH_TXBUF_RESERVE)
#define ATH_TXMAXTRY 13
#define ATH_MAX_SW_RETRIES 30
@@ -145,7 +144,7 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd,
#define BAW_WITHIN(_start, _bawsz, _seqno) \
((((_seqno) - (_start)) & 4095) < (_bawsz))
-#define ATH_AN_2_TID(_an, _tidno) (&(_an)->tid[(_tidno)])
+#define ATH_AN_2_TID(_an, _tidno) ath_node_to_tid(_an, _tidno)
#define IS_HT_RATE(rate) (rate & 0x80)
#define IS_CCK_RATE(rate) ((rate >= 0x18) && (rate <= 0x1e))
@@ -164,7 +163,6 @@ struct ath_txq {
spinlock_t axq_lock;
u32 axq_depth;
u32 axq_ampdu_depth;
- bool stopped;
bool axq_tx_inprogress;
struct list_head txq_fifo[ATH_TXFIFO_DEPTH];
u8 txq_headidx;
@@ -232,7 +230,6 @@ struct ath_buf {
struct ath_atx_tid {
struct list_head list;
- struct sk_buff_head buf_q;
struct sk_buff_head retry_q;
struct ath_node *an;
struct ath_txq *txq;
@@ -247,13 +244,13 @@ struct ath_atx_tid {
s8 bar_index;
bool active;
bool clear_ps_filter;
+ bool has_queued;
};
struct ath_node {
struct ath_softc *sc;
struct ieee80211_sta *sta; /* station struct we're part of */
struct ieee80211_vif *vif; /* interface with which we're associated */
- struct ath_atx_tid tid[IEEE80211_NUM_TIDS];
u16 maxampdu;
u8 mpdudensity;
@@ -276,7 +273,6 @@ struct ath_tx_control {
struct ath_node *an;
struct ieee80211_sta *sta;
u8 paprd;
- bool force_channel;
};
@@ -293,7 +289,6 @@ struct ath_tx {
struct ath_descdma txdma;
struct ath_txq *txq_map[IEEE80211_NUM_ACS];
struct ath_txq *uapsdq;
- u32 txq_max_pending[IEEE80211_NUM_ACS];
u16 max_aggr_framelen[IEEE80211_NUM_ACS][4][32];
};
@@ -421,6 +416,22 @@ struct ath_offchannel {
int duration;
};
+static inline struct ath_atx_tid *
+ath_node_to_tid(struct ath_node *an, u8 tidno)
+{
+ struct ieee80211_sta *sta = an->sta;
+ struct ieee80211_vif *vif = an->vif;
+ struct ieee80211_txq *txq;
+
+ BUG_ON(!vif);
+ if (sta)
+ txq = sta->txq[tidno % ARRAY_SIZE(sta->txq)];
+ else
+ txq = vif->txq;
+
+ return (struct ath_atx_tid *) txq->drv_priv;
+}
+
#define case_rtn_string(val) case val: return #val
#define ath_for_each_chanctx(_sc, _ctx) \
@@ -575,7 +586,6 @@ void ath_tx_edma_tasklet(struct ath_softc *sc);
int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
u16 tid, u16 *ssn);
void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid);
-void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid);
void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an);
void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc,
@@ -585,6 +595,7 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
u16 tids, int nframes,
enum ieee80211_frame_release_type reason,
bool more_data);
+void ath9k_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *queue);
/********/
/* VIFs */
diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c
index 57e26a640477..929dd70f48eb 100644
--- a/drivers/net/wireless/ath/ath9k/channel.c
+++ b/drivers/net/wireless/ath/ath9k/channel.c
@@ -1010,7 +1010,6 @@ static void ath_scan_send_probe(struct ath_softc *sc,
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;
@@ -1133,7 +1132,6 @@ ath_chanctx_send_vif_ps_frame(struct ath_softc *sc, struct ath_vif *avp,
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;
diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c
index e2512d5bc0e1..eedf86b67cf5 100644
--- a/drivers/net/wireless/ath/ath9k/common-spectral.c
+++ b/drivers/net/wireless/ath/ath9k/common-spectral.c
@@ -528,6 +528,9 @@ int ath_cmn_process_fft(struct ath_spec_scan_priv *spec_priv, struct ieee80211_h
if (!(radar_info->pulse_bw_info & SPECTRAL_SCAN_BITMASK))
return 0;
+ if (!spec_priv->rfs_chan_spec_scan)
+ return 1;
+
/* Output buffers are full, no need to process anything
* since there is no space to put the result anyway
*/
@@ -1072,7 +1075,7 @@ static struct rchan_callbacks rfs_spec_scan_cb = {
void ath9k_cmn_spectral_deinit_debug(struct ath_spec_scan_priv *spec_priv)
{
- if (IS_ENABLED(CONFIG_ATH9K_DEBUGFS)) {
+ if (IS_ENABLED(CONFIG_ATH9K_DEBUGFS) && spec_priv->rfs_chan_spec_scan) {
relay_close(spec_priv->rfs_chan_spec_scan);
spec_priv->rfs_chan_spec_scan = NULL;
}
@@ -1086,6 +1089,9 @@ void ath9k_cmn_spectral_init_debug(struct ath_spec_scan_priv *spec_priv,
debugfs_phy,
1024, 256, &rfs_spec_scan_cb,
NULL);
+ if (!spec_priv->rfs_chan_spec_scan)
+ return;
+
debugfs_create_file("spectral_scan_ctl",
S_IRUSR | S_IWUSR,
debugfs_phy, spec_priv,
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index c56e40ff35e5..89a94dd5f2cb 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -600,7 +600,6 @@ static int read_file_xmit(struct seq_file *file, void *data)
PR("MPDUs XRetried: ", xretries);
PR("Aggregates: ", a_aggr);
PR("AMPDUs Queued HW:", a_queued_hw);
- PR("AMPDUs Queued SW:", a_queued_sw);
PR("AMPDUs Completed:", a_completed);
PR("AMPDUs Retried: ", a_retries);
PR("AMPDUs XRetried: ", a_xretries);
@@ -629,8 +628,7 @@ static void print_queue(struct ath_softc *sc, struct ath_txq *txq,
seq_printf(file, "%s: %d ", "qnum", txq->axq_qnum);
seq_printf(file, "%s: %2d ", "qdepth", txq->axq_depth);
seq_printf(file, "%s: %2d ", "ampdu-depth", txq->axq_ampdu_depth);
- seq_printf(file, "%s: %3d ", "pending", txq->pending_frames);
- seq_printf(file, "%s: %d\n", "stopped", txq->stopped);
+ seq_printf(file, "%s: %3d\n", "pending", txq->pending_frames);
ath_txq_unlock(sc, txq);
}
@@ -1208,7 +1206,6 @@ static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = {
AMKSTR(d_tx_mpdu_xretries),
AMKSTR(d_tx_aggregates),
AMKSTR(d_tx_ampdus_queued_hw),
- AMKSTR(d_tx_ampdus_queued_sw),
AMKSTR(d_tx_ampdus_completed),
AMKSTR(d_tx_ampdu_retries),
AMKSTR(d_tx_ampdu_xretries),
@@ -1288,7 +1285,6 @@ void ath9k_get_et_stats(struct ieee80211_hw *hw,
AWDATA(xretries);
AWDATA(a_aggr);
AWDATA(a_queued_hw);
- AWDATA(a_queued_sw);
AWDATA(a_completed);
AWDATA(a_retries);
AWDATA(a_xretries);
@@ -1346,14 +1342,6 @@ int ath9k_init_debug(struct ath_hw *ah)
read_file_xmit);
debugfs_create_devm_seqfile(sc->dev, "queues", sc->debug.debugfs_phy,
read_file_queues);
- debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[IEEE80211_AC_BK]);
- debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[IEEE80211_AC_BE]);
- debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[IEEE80211_AC_VI]);
- debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[IEEE80211_AC_VO]);
debugfs_create_devm_seqfile(sc->dev, "misc", sc->debug.debugfs_phy,
read_file_misc);
debugfs_create_devm_seqfile(sc->dev, "reset", sc->debug.debugfs_phy,
diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h
index cd68c5f0e751..a078cdd3170d 100644
--- a/drivers/net/wireless/ath/ath9k/debug.h
+++ b/drivers/net/wireless/ath/ath9k/debug.h
@@ -147,7 +147,6 @@ struct ath_interrupt_stats {
* @completed: Total MPDUs (non-aggr) completed
* @a_aggr: Total no. of aggregates queued
* @a_queued_hw: Total AMPDUs queued to hardware
- * @a_queued_sw: Total AMPDUs queued to software queues
* @a_completed: Total AMPDUs completed
* @a_retries: No. of AMPDUs retried (SW)
* @a_xretries: No. of AMPDUs dropped due to xretries
@@ -174,7 +173,6 @@ struct ath_tx_stats {
u32 xretries;
u32 a_aggr;
u32 a_queued_hw;
- u32 a_queued_sw;
u32 a_completed;
u32 a_retries;
u32 a_xretries;
diff --git a/drivers/net/wireless/ath/ath9k/debug_sta.c b/drivers/net/wireless/ath/ath9k/debug_sta.c
index b66cfa91364f..2a3a3c4671bc 100644
--- a/drivers/net/wireless/ath/ath9k/debug_sta.c
+++ b/drivers/net/wireless/ath/ath9k/debug_sta.c
@@ -52,8 +52,8 @@ static ssize_t read_file_node_aggr(struct file *file, char __user *user_buf,
"TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
"BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
- for (tidno = 0, tid = &an->tid[tidno];
- tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
+ for (tidno = 0; tidno < IEEE80211_NUM_TIDS; tidno++) {
+ tid = ath_node_to_tid(an, tidno);
txq = tid->txq;
ath_txq_lock(sc, txq);
if (tid->active) {
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index e1c338cb9cb5..de2d212f39ec 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -997,7 +997,8 @@ static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev)
err = usb_control_msg(hif_dev->udev,
usb_sndctrlpipe(hif_dev->udev, 0),
FIRMWARE_DOWNLOAD, 0x40 | USB_DIR_OUT,
- addr >> 8, 0, buf, transfer, HZ);
+ addr >> 8, 0, buf, transfer,
+ USB_MSG_TIMEOUT);
if (err < 0) {
kfree(buf);
return err;
@@ -1020,7 +1021,7 @@ static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev)
err = usb_control_msg(hif_dev->udev, usb_sndctrlpipe(hif_dev->udev, 0),
FIRMWARE_DOWNLOAD_COMP,
0x40 | USB_DIR_OUT,
- firm_offset >> 8, 0, NULL, 0, HZ);
+ firm_offset >> 8, 0, NULL, 0, USB_MSG_TIMEOUT);
if (err)
return -EIO;
@@ -1249,7 +1250,7 @@ static int send_eject_command(struct usb_interface *interface)
dev_info(&udev->dev, "Ejecting storage device...\n");
r = usb_bulk_msg(udev, usb_sndbulkpipe(udev, bulk_out_ep),
- cmd, 31, NULL, 2000);
+ cmd, 31, NULL, 2 * USB_MSG_TIMEOUT);
kfree(cmd);
if (r)
return r;
@@ -1314,7 +1315,7 @@ static void ath9k_hif_usb_reboot(struct usb_device *udev)
return;
ret = usb_interrupt_msg(udev, usb_sndintpipe(udev, USB_REG_OUT_PIPE),
- buf, 4, NULL, HZ);
+ buf, 4, NULL, USB_MSG_TIMEOUT);
if (ret)
dev_err(&udev->dev, "ath9k_htc: USB reboot failed\n");
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.h b/drivers/net/wireless/ath/ath9k/hif_usb.h
index 7c2ef7ecd98b..7846916aa01d 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.h
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.h
@@ -71,6 +71,8 @@ extern int htc_use_dev_fw;
#define USB_REG_IN_PIPE 3
#define USB_REG_OUT_PIPE 4
+#define USB_MSG_TIMEOUT 1000 /* (ms) */
+
#define HIF_USB_MAX_RXPIPES 2
#define HIF_USB_MAX_TXPIPES 4
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c
index fd85f996c554..8e6dae23669b 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.c
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.c
@@ -244,8 +244,8 @@ int htc_connect_service(struct htc_target *target,
/* Find an available endpoint */
endpoint = get_next_avail_ep(target->endpoint);
if (!endpoint) {
- dev_err(target->dev, "Endpoint is not available for"
- "service %d\n", service_connreq->service_id);
+ dev_err(target->dev, "Endpoint is not available for service %d\n",
+ service_connreq->service_id);
return -EINVAL;
}
@@ -382,7 +382,7 @@ static void ath9k_htc_fw_panic_report(struct htc_target *htc_handle,
break;
}
default:
- dev_err(htc_handle->dev, "ath: uknown panic pattern!\n");
+ dev_err(htc_handle->dev, "ath: unknown panic pattern!\n");
break;
}
}
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 14b13f07cd1f..a35f78be8dec 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2792,7 +2792,7 @@ u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio)
WARN_ON(1);
}
- return val;
+ return !!val;
}
EXPORT_SYMBOL(ath9k_hw_gpio_get);
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 2a5d3ad1169c..9cbca1229bac 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -830,7 +830,6 @@ struct ath_hw {
/* Calibration */
u32 supp_cals;
struct ath9k_cal_list iq_caldata;
- struct ath9k_cal_list temp_caldata;
struct ath9k_cal_list adcgain_caldata;
struct ath9k_cal_list adcdc_caldata;
struct ath9k_cal_list *cal_list;
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index cfa3fe82ade3..20794660d6ae 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -20,6 +20,8 @@
#include <linux/slab.h>
#include <linux/ath9k_platform.h>
#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_net.h>
#include <linux/relay.h>
#include <net/ieee80211_radiotap.h>
@@ -358,7 +360,6 @@ static int ath9k_init_queues(struct ath_softc *sc)
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i);
sc->tx.txq_map[i]->mac80211_qnum = i;
- sc->tx.txq_max_pending[i] = ATH_MAX_QDEPTH;
}
return 0;
}
@@ -555,6 +556,42 @@ static int ath9k_init_platform(struct ath_softc *sc)
return 0;
}
+static int ath9k_of_init(struct ath_softc *sc)
+{
+ struct device_node *np = sc->dev->of_node;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+ enum ath_bus_type bus_type = common->bus_ops->ath_bus_type;
+ const char *mac;
+ char eeprom_name[100];
+ int ret;
+
+ if (!of_device_is_available(np))
+ return 0;
+
+ ath_dbg(common, CONFIG, "parsing configuration from OF node\n");
+
+ if (of_property_read_bool(np, "qca,no-eeprom")) {
+ /* ath9k-eeprom-<bus>-<id>.bin */
+ scnprintf(eeprom_name, sizeof(eeprom_name),
+ "ath9k-eeprom-%s-%s.bin",
+ ath_bus_type_to_string(bus_type), dev_name(ah->dev));
+
+ ret = ath9k_eeprom_request(sc, eeprom_name);
+ if (ret)
+ return ret;
+ }
+
+ mac = of_get_mac_address(np);
+ if (mac)
+ ether_addr_copy(common->macaddr, mac);
+
+ ah->ah_flags &= ~AH_USE_EEPROM;
+ ah->ah_flags |= AH_NO_EEP_SWAP;
+
+ return 0;
+}
+
static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
const struct ath_bus_ops *bus_ops)
{
@@ -611,6 +648,10 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
if (ret)
return ret;
+ ret = ath9k_of_init(sc);
+ if (ret)
+ return ret;
+
if (ath9k_led_active_high != -1)
ah->config.led_active_high = ath9k_led_active_high == 1;
@@ -734,9 +775,11 @@ static const struct ieee80211_iface_limit if_limits[] = {
BIT(NL80211_IFTYPE_P2P_GO) },
};
+#ifdef CONFIG_WIRELESS_WDS
static const struct ieee80211_iface_limit wds_limits[] = {
{ .max = 2048, .types = BIT(NL80211_IFTYPE_WDS) },
};
+#endif
#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT
@@ -774,6 +817,7 @@ static const struct ieee80211_iface_combination if_comb[] = {
BIT(NL80211_CHAN_WIDTH_40),
#endif
},
+#ifdef CONFIG_WIRELESS_WDS
{
.limits = wds_limits,
.n_limits = ARRAY_SIZE(wds_limits),
@@ -781,6 +825,7 @@ static const struct ieee80211_iface_combination if_comb[] = {
.num_different_channels = 1,
.beacon_int_infra_match = true,
},
+#endif
};
#ifdef CONFIG_ATH9K_CHANNEL_CONTEXT
@@ -851,7 +896,9 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT) |
+#ifdef CONFIG_WIRELESS_WDS
BIT(NL80211_IFTYPE_WDS) |
+#endif
BIT(NL80211_IFTYPE_OCB);
if (ath9k_is_chanctx_enabled())
@@ -877,6 +924,7 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
hw->max_rate_tries = 10;
hw->sta_data_size = sizeof(struct ath_node);
hw->vif_data_size = sizeof(struct ath_vif);
+ hw->txq_data_size = sizeof(struct ath_atx_tid);
hw->extra_tx_headroom = 4;
hw->wiphy->available_antennas_rx = BIT(ah->caps.max_rxchains) - 1;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index e9f32b52fc8c..59e3bd0f4c20 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1902,9 +1902,11 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
bool flush = false;
int ret = 0;
struct ieee80211_sta *sta = params->sta;
+ struct ath_node *an = (struct ath_node *)sta->drv_priv;
enum ieee80211_ampdu_mlme_action action = params->action;
u16 tid = params->tid;
u16 *ssn = &params->ssn;
+ struct ath_atx_tid *atid;
mutex_lock(&sc->mutex);
@@ -1937,9 +1939,9 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
ath9k_ps_restore(sc);
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
- ath9k_ps_wakeup(sc);
- ath_tx_aggr_resume(sc, sta, tid);
- ath9k_ps_restore(sc);
+ atid = ath_node_to_tid(an, tid);
+ atid->baw_size = IEEE80211_MIN_AMPDU_BUF <<
+ sta->ht_cap.ampdu_factor;
break;
default:
ath_err(ath9k_hw_common(sc->sc_ah), "Unknown AMPDU action\n");
@@ -2701,4 +2703,5 @@ struct ieee80211_ops ath9k_ops = {
.sw_scan_start = ath9k_sw_scan_start,
.sw_scan_complete = ath9k_sw_scan_complete,
.get_txpower = ath9k_get_txpower,
+ .wake_tx_queue = ath9k_wake_tx_queue,
};
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index 0dd454acf22a..aff473dfa10d 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -26,7 +26,6 @@ static const struct pci_device_id ath_pci_id_table[] = {
{ PCI_VDEVICE(ATHEROS, 0x0023) }, /* PCI */
{ PCI_VDEVICE(ATHEROS, 0x0024) }, /* PCI-E */
{ PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI */
- { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
#ifdef CONFIG_ATH9K_PCOEM
/* Mini PCI AR9220 MB92 cards: Compex WLM200NX, Wistron DNMA-92 */
@@ -37,7 +36,7 @@ static const struct pci_device_id ath_pci_id_table[] = {
.driver_data = ATH9K_PCI_LED_ACT_HI },
#endif
- { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
+ { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
#ifdef CONFIG_ATH9K_PCOEM
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
@@ -85,7 +84,11 @@ static const struct pci_device_id ath_pci_id_table[] = {
0x10CF, /* Fujitsu */
0x1536),
.driver_data = ATH9K_PCI_D3_L1_WAR },
+#endif
+ { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
+
+#ifdef CONFIG_ATH9K_PCOEM
/* AR9285 card for Asus */
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
0x002B,
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 669734252664..fb4ba27d92b7 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -867,10 +867,21 @@ static int ath9k_rx_skb_preprocess(struct ath_softc *sc,
* can be dropped.
*/
if (rx_stats->rs_status & ATH9K_RXERR_PHY) {
- ath9k_dfs_process_phyerr(sc, hdr, rx_stats, rx_status->mactime);
- if (ath_cmn_process_fft(&sc->spec_priv, hdr, rx_stats, rx_status->mactime))
+ /*
+ * DFS and spectral are mutually exclusive
+ *
+ * Since some chips use PHYERR_RADAR as indication for both, we
+ * need to double check which feature is enabled to prevent
+ * feeding spectral or dfs-detector with wrong frames.
+ */
+ if (hw->conf.radar_enabled) {
+ ath9k_dfs_process_phyerr(sc, hdr, rx_stats,
+ rx_status->mactime);
+ } else if (sc->spec_priv.spectral_mode != SPECTRAL_DISABLED &&
+ ath_cmn_process_fft(&sc->spec_priv, hdr, rx_stats,
+ rx_status->mactime)) {
RX_STAT_INC(rx_spectral);
-
+ }
return -EINVAL;
}
diff --git a/drivers/net/wireless/ath/ath9k/rng.c b/drivers/net/wireless/ath/ath9k/rng.c
index d38e50f96db7..568b1c6c2b2b 100644
--- a/drivers/net/wireless/ath/ath9k/rng.c
+++ b/drivers/net/wireless/ath/ath9k/rng.c
@@ -22,7 +22,7 @@
#include "ar9003_phy.h"
#define ATH9K_RNG_BUF_SIZE 320
-#define ATH9K_RNG_ENTROPY(x) (((x) * 8 * 320) >> 10) /* quality: 320/1024 */
+#define ATH9K_RNG_ENTROPY(x) (((x) * 8 * 10) >> 5) /* quality: 10/32 */
static int ath9k_rng_data_read(struct ath_softc *sc, u32 *buf, u32 buf_size)
{
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 52bfbb988611..486afa98a5b8 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -67,6 +67,8 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
struct ath_txq *txq,
struct ath_atx_tid *tid,
struct sk_buff *skb);
+static int ath_tx_prepare(struct ieee80211_hw *hw, struct sk_buff *skb,
+ struct ath_tx_control *txctl);
enum {
MCS_HT20,
@@ -137,6 +139,26 @@ static void ath_tx_queue_tid(struct ath_softc *sc, struct ath_txq *txq,
list_add_tail(&tid->list, list);
}
+void ath9k_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *queue)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ struct ath_atx_tid *tid = (struct ath_atx_tid *) queue->drv_priv;
+ struct ath_txq *txq = tid->txq;
+
+ ath_dbg(common, QUEUE, "Waking TX queue: %pM (%d)\n",
+ queue->sta ? queue->sta->addr : queue->vif->addr,
+ tid->tidno);
+
+ ath_txq_lock(sc, txq);
+
+ tid->has_queued = true;
+ ath_tx_queue_tid(sc, txq, tid);
+ ath_txq_schedule(sc, txq);
+
+ ath_txq_unlock(sc, txq);
+}
+
static struct ath_frame_info *get_frame_info(struct sk_buff *skb)
{
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
@@ -164,7 +186,6 @@ static void ath_set_rates(struct ieee80211_vif *vif, struct ieee80211_sta *sta,
static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq,
struct sk_buff *skb)
{
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ath_frame_info *fi = get_frame_info(skb);
int q = fi->txq;
@@ -175,14 +196,6 @@ static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq,
if (WARN_ON(--txq->pending_frames < 0))
txq->pending_frames = 0;
- if (txq->stopped &&
- txq->pending_frames < sc->tx.txq_max_pending[q]) {
- if (ath9k_is_chanctx_enabled())
- ieee80211_wake_queue(sc->hw, info->hw_queue);
- else
- ieee80211_wake_queue(sc->hw, q);
- txq->stopped = false;
- }
}
static struct ath_atx_tid *
@@ -192,9 +205,48 @@ ath_get_skb_tid(struct ath_softc *sc, struct ath_node *an, struct sk_buff *skb)
return ATH_AN_2_TID(an, tidno);
}
+static struct sk_buff *
+ath_tid_pull(struct ath_atx_tid *tid)
+{
+ struct ieee80211_txq *txq = container_of((void*)tid, struct ieee80211_txq, drv_priv);
+ struct ath_softc *sc = tid->an->sc;
+ struct ieee80211_hw *hw = sc->hw;
+ struct ath_tx_control txctl = {
+ .txq = tid->txq,
+ .sta = tid->an->sta,
+ };
+ struct sk_buff *skb;
+ struct ath_frame_info *fi;
+ int q;
+
+ if (!tid->has_queued)
+ return NULL;
+
+ skb = ieee80211_tx_dequeue(hw, txq);
+ if (!skb) {
+ tid->has_queued = false;
+ return NULL;
+ }
+
+ if (ath_tx_prepare(hw, skb, &txctl)) {
+ ieee80211_free_txskb(hw, skb);
+ return NULL;
+ }
+
+ q = skb_get_queue_mapping(skb);
+ if (tid->txq == sc->tx.txq_map[q]) {
+ fi = get_frame_info(skb);
+ fi->txq = q;
+ ++tid->txq->pending_frames;
+ }
+
+ return skb;
+ }
+
+
static bool ath_tid_has_buffered(struct ath_atx_tid *tid)
{
- return !skb_queue_empty(&tid->buf_q) || !skb_queue_empty(&tid->retry_q);
+ return !skb_queue_empty(&tid->retry_q) || tid->has_queued;
}
static struct sk_buff *ath_tid_dequeue(struct ath_atx_tid *tid)
@@ -203,46 +255,11 @@ static struct sk_buff *ath_tid_dequeue(struct ath_atx_tid *tid)
skb = __skb_dequeue(&tid->retry_q);
if (!skb)
- skb = __skb_dequeue(&tid->buf_q);
+ skb = ath_tid_pull(tid);
return skb;
}
-/*
- * ath_tx_tid_change_state:
- * - clears a-mpdu flag of previous session
- * - force sequence number allocation to fix next BlockAck Window
- */
-static void
-ath_tx_tid_change_state(struct ath_softc *sc, struct ath_atx_tid *tid)
-{
- struct ath_txq *txq = tid->txq;
- struct ieee80211_tx_info *tx_info;
- struct sk_buff *skb, *tskb;
- struct ath_buf *bf;
- struct ath_frame_info *fi;
-
- skb_queue_walk_safe(&tid->buf_q, skb, tskb) {
- fi = get_frame_info(skb);
- bf = fi->bf;
-
- tx_info = IEEE80211_SKB_CB(skb);
- tx_info->flags &= ~IEEE80211_TX_CTL_AMPDU;
-
- if (bf)
- continue;
-
- bf = ath_tx_setup_buffer(sc, txq, tid, skb);
- if (!bf) {
- __skb_unlink(skb, &tid->buf_q);
- ath_txq_skb_done(sc, txq, skb);
- ieee80211_free_txskb(sc->hw, skb);
- continue;
- }
- }
-
-}
-
static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
{
struct ath_txq *txq = tid->txq;
@@ -883,20 +900,16 @@ static int ath_compute_num_delims(struct ath_softc *sc, struct ath_atx_tid *tid,
static struct ath_buf *
ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
- struct ath_atx_tid *tid, struct sk_buff_head **q)
+ struct ath_atx_tid *tid)
{
struct ieee80211_tx_info *tx_info;
struct ath_frame_info *fi;
- struct sk_buff *skb;
+ struct sk_buff *skb, *first_skb = NULL;
struct ath_buf *bf;
u16 seqno;
while (1) {
- *q = &tid->retry_q;
- if (skb_queue_empty(*q))
- *q = &tid->buf_q;
-
- skb = skb_peek(*q);
+ skb = ath_tid_dequeue(tid);
if (!skb)
break;
@@ -908,7 +921,6 @@ ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
bf->bf_state.stale = false;
if (!bf) {
- __skb_unlink(skb, *q);
ath_txq_skb_done(sc, txq, skb);
ieee80211_free_txskb(sc->hw, skb);
continue;
@@ -937,8 +949,20 @@ ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
seqno = bf->bf_state.seqno;
/* do not step over block-ack window */
- if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno))
+ if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) {
+ __skb_queue_tail(&tid->retry_q, skb);
+
+ /* If there are other skbs in the retry q, they are
+ * probably within the BAW, so loop immediately to get
+ * one of them. Otherwise the queue can get stuck. */
+ if (!skb_queue_is_first(&tid->retry_q, skb) &&
+ !WARN_ON(skb == first_skb)) {
+ if(!first_skb) /* infinite loop prevention */
+ first_skb = skb;
+ continue;
+ }
break;
+ }
if (tid->bar_index > ATH_BA_INDEX(tid->seq_start, seqno)) {
struct ath_tx_status ts = {};
@@ -946,7 +970,6 @@ ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
INIT_LIST_HEAD(&bf_head);
list_add(&bf->list, &bf_head);
- __skb_unlink(skb, *q);
ath_tx_update_baw(sc, tid, seqno);
ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);
continue;
@@ -958,11 +981,10 @@ ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
return NULL;
}
-static bool
+static int
ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
struct ath_atx_tid *tid, struct list_head *bf_q,
- struct ath_buf *bf_first, struct sk_buff_head *tid_q,
- int *aggr_len)
+ struct ath_buf *bf_first)
{
#define PADBYTES(_len) ((4 - ((_len) % 4)) % 4)
struct ath_buf *bf = bf_first, *bf_prev = NULL;
@@ -972,12 +994,13 @@ ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
struct ieee80211_tx_info *tx_info;
struct ath_frame_info *fi;
struct sk_buff *skb;
- bool closed = false;
+
bf = bf_first;
aggr_limit = ath_lookup_rate(sc, bf, tid);
- do {
+ while (bf)
+ {
skb = bf->bf_mpdu;
fi = get_frame_info(skb);
@@ -986,12 +1009,12 @@ ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
if (nframes) {
if (aggr_limit < al + bpad + al_delta ||
ath_lookup_legacy(bf) || nframes >= h_baw)
- break;
+ goto stop;
tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
if ((tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) ||
!(tx_info->flags & IEEE80211_TX_CTL_AMPDU))
- break;
+ goto stop;
}
/* add padding for previous frame to aggregation length */
@@ -1013,20 +1036,18 @@ ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
ath_tx_addto_baw(sc, tid, bf);
bf->bf_state.ndelim = ndelim;
- __skb_unlink(skb, tid_q);
list_add_tail(&bf->list, bf_q);
if (bf_prev)
bf_prev->bf_next = bf;
bf_prev = bf;
- bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
- if (!bf) {
- closed = true;
- break;
- }
- } while (ath_tid_has_buffered(tid));
-
+ bf = ath_tx_get_tid_subframe(sc, txq, tid);
+ }
+ goto finish;
+stop:
+ __skb_queue_tail(&tid->retry_q, bf->bf_mpdu);
+finish:
bf = bf_first;
bf->bf_lastbf = bf_prev;
@@ -1037,9 +1058,7 @@ ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
TX_STAT_INC(txq->axq_qnum, a_aggr);
}
- *aggr_len = al;
-
- return closed;
+ return al;
#undef PADBYTES
}
@@ -1416,18 +1435,15 @@ static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf,
static void
ath_tx_form_burst(struct ath_softc *sc, struct ath_txq *txq,
struct ath_atx_tid *tid, struct list_head *bf_q,
- struct ath_buf *bf_first, struct sk_buff_head *tid_q)
+ struct ath_buf *bf_first)
{
struct ath_buf *bf = bf_first, *bf_prev = NULL;
- struct sk_buff *skb;
int nframes = 0;
do {
struct ieee80211_tx_info *tx_info;
- skb = bf->bf_mpdu;
nframes++;
- __skb_unlink(skb, tid_q);
list_add_tail(&bf->list, bf_q);
if (bf_prev)
bf_prev->bf_next = bf;
@@ -1436,13 +1452,15 @@ ath_tx_form_burst(struct ath_softc *sc, struct ath_txq *txq,
if (nframes >= 2)
break;
- bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
+ bf = ath_tx_get_tid_subframe(sc, txq, tid);
if (!bf)
break;
tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
- if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
+ if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
+ __skb_queue_tail(&tid->retry_q, bf->bf_mpdu);
break;
+ }
ath_set_rates(tid->an->vif, tid->an->sta, bf);
} while (1);
@@ -1453,34 +1471,33 @@ static bool ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
{
struct ath_buf *bf;
struct ieee80211_tx_info *tx_info;
- struct sk_buff_head *tid_q;
struct list_head bf_q;
int aggr_len = 0;
- bool aggr, last = true;
+ bool aggr;
if (!ath_tid_has_buffered(tid))
return false;
INIT_LIST_HEAD(&bf_q);
- bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
+ bf = ath_tx_get_tid_subframe(sc, txq, tid);
if (!bf)
return false;
tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
aggr = !!(tx_info->flags & IEEE80211_TX_CTL_AMPDU);
if ((aggr && txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) ||
- (!aggr && txq->axq_depth >= ATH_NON_AGGR_MIN_QDEPTH)) {
+ (!aggr && txq->axq_depth >= ATH_NON_AGGR_MIN_QDEPTH)) {
+ __skb_queue_tail(&tid->retry_q, bf->bf_mpdu);
*stop = true;
return false;
}
ath_set_rates(tid->an->vif, tid->an->sta, bf);
if (aggr)
- last = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf,
- tid_q, &aggr_len);
+ aggr_len = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf);
else
- ath_tx_form_burst(sc, txq, tid, &bf_q, bf, tid_q);
+ ath_tx_form_burst(sc, txq, tid, &bf_q, bf);
if (list_empty(&bf_q))
return false;
@@ -1523,9 +1540,6 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
an->mpdudensity = density;
}
- /* force sequence number allocation for pending frames */
- ath_tx_tid_change_state(sc, txtid);
-
txtid->active = true;
*ssn = txtid->seq_start = txtid->seq_next;
txtid->bar_index = -1;
@@ -1550,7 +1564,6 @@ void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid)
ath_txq_lock(sc, txq);
txtid->active = false;
ath_tx_flush_tid(sc, txtid);
- ath_tx_tid_change_state(sc, txtid);
ath_txq_unlock_complete(sc, txq);
}
@@ -1560,14 +1573,12 @@ void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc,
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_atx_tid *tid;
struct ath_txq *txq;
- bool buffered;
int tidno;
ath_dbg(common, XMIT, "%s called\n", __func__);
- for (tidno = 0, tid = &an->tid[tidno];
- tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
-
+ for (tidno = 0; tidno < IEEE80211_NUM_TIDS; tidno++) {
+ tid = ath_node_to_tid(an, tidno);
txq = tid->txq;
ath_txq_lock(sc, txq);
@@ -1577,13 +1588,12 @@ void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc,
continue;
}
- buffered = ath_tid_has_buffered(tid);
+ if (!skb_queue_empty(&tid->retry_q))
+ ieee80211_sta_set_buffered(sta, tid->tidno, true);
list_del_init(&tid->list);
ath_txq_unlock(sc, txq);
-
- ieee80211_sta_set_buffered(sta, tidno, buffered);
}
}
@@ -1596,49 +1606,20 @@ void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an)
ath_dbg(common, XMIT, "%s called\n", __func__);
- for (tidno = 0, tid = &an->tid[tidno];
- tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
-
+ for (tidno = 0; tidno < IEEE80211_NUM_TIDS; tidno++) {
+ tid = ath_node_to_tid(an, tidno);
txq = tid->txq;
ath_txq_lock(sc, txq);
tid->clear_ps_filter = true;
-
if (ath_tid_has_buffered(tid)) {
ath_tx_queue_tid(sc, txq, tid);
ath_txq_schedule(sc, txq);
}
-
ath_txq_unlock_complete(sc, txq);
}
}
-void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta,
- u16 tidno)
-{
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ath_atx_tid *tid;
- struct ath_node *an;
- struct ath_txq *txq;
-
- ath_dbg(common, XMIT, "%s called\n", __func__);
-
- an = (struct ath_node *)sta->drv_priv;
- tid = ATH_AN_2_TID(an, tidno);
- txq = tid->txq;
-
- ath_txq_lock(sc, txq);
-
- tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
-
- if (ath_tid_has_buffered(tid)) {
- ath_tx_queue_tid(sc, txq, tid);
- ath_txq_schedule(sc, txq);
- }
-
- ath_txq_unlock_complete(sc, txq);
-}
-
void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
struct ieee80211_sta *sta,
u16 tids, int nframes,
@@ -1651,7 +1632,6 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
struct ieee80211_tx_info *info;
struct list_head bf_q;
struct ath_buf *bf_tail = NULL, *bf;
- struct sk_buff_head *tid_q;
int sent = 0;
int i;
@@ -1666,11 +1646,10 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
ath_txq_lock(sc, tid->txq);
while (nframes > 0) {
- bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid, &tid_q);
+ bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid);
if (!bf)
break;
- __skb_unlink(bf->bf_mpdu, tid_q);
list_add_tail(&bf->list, &bf_q);
ath_set_rates(tid->an->vif, tid->an->sta, bf);
if (bf_isampdu(bf)) {
@@ -1685,7 +1664,7 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
sent++;
TX_STAT_INC(txq->axq_qnum, a_queued_hw);
- if (an->sta && !ath_tid_has_buffered(tid))
+ if (an->sta && skb_queue_empty(&tid->retry_q))
ieee80211_sta_set_buffered(an->sta, i, false);
}
ath_txq_unlock_complete(sc, tid->txq);
@@ -1914,13 +1893,7 @@ bool ath_drain_all_txq(struct ath_softc *sc)
if (!ATH_TXQ_SETUP(sc, i))
continue;
- /*
- * The caller will resume queues with ieee80211_wake_queues.
- * Mark the queue as not stopped to prevent ath_tx_complete
- * from waking the queue too early.
- */
txq = &sc->tx.txq[i];
- txq->stopped = false;
ath_draintxq(sc, txq);
}
@@ -2319,16 +2292,14 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
struct ath_softc *sc = hw->priv;
struct ath_txq *txq = txctl->txq;
struct ath_atx_tid *tid = NULL;
+ struct ath_node *an = NULL;
struct ath_buf *bf;
- bool queue, skip_uapsd = false, ps_resp;
+ bool ps_resp;
int q, ret;
if (vif)
avp = (void *)vif->drv_priv;
- if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)
- txctl->force_channel = true;
-
ps_resp = !!(info->control.flags & IEEE80211_TX_CTRL_PS_RESPONSE);
ret = ath_tx_prepare(hw, skb, txctl);
@@ -2343,63 +2314,18 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
q = skb_get_queue_mapping(skb);
- ath_txq_lock(sc, txq);
- if (txq == sc->tx.txq_map[q]) {
- fi->txq = q;
- if (++txq->pending_frames > sc->tx.txq_max_pending[q] &&
- !txq->stopped) {
- if (ath9k_is_chanctx_enabled())
- ieee80211_stop_queue(sc->hw, info->hw_queue);
- else
- ieee80211_stop_queue(sc->hw, q);
- txq->stopped = true;
- }
- }
-
- queue = ieee80211_is_data_present(hdr->frame_control);
-
- /* If chanctx, queue all null frames while NOA could be there */
- if (ath9k_is_chanctx_enabled() &&
- ieee80211_is_nullfunc(hdr->frame_control) &&
- !txctl->force_channel)
- queue = true;
-
- /* 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;
- queue = true;
- skip_uapsd = true;
- }
-
- if (txctl->an && queue)
- tid = ath_get_skb_tid(sc, txctl->an, skb);
-
- if (!skip_uapsd && ps_resp) {
- ath_txq_unlock(sc, txq);
+ if (ps_resp)
txq = sc->tx.uapsdq;
- ath_txq_lock(sc, txq);
- } else if (txctl->an && queue) {
- WARN_ON(tid->txq != txctl->txq);
- if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
- tid->clear_ps_filter = true;
-
- /*
- * Add this frame to software queue for scheduling later
- * for aggregation.
- */
- TX_STAT_INC(txq->axq_qnum, a_queued_sw);
- __skb_queue_tail(&tid->buf_q, skb);
- if (!txctl->an->sleeping)
- ath_tx_queue_tid(sc, txq, tid);
+ if (txctl->sta) {
+ an = (struct ath_node *) sta->drv_priv;
+ tid = ath_get_skb_tid(sc, an, skb);
+ }
- ath_txq_schedule(sc, txq);
- goto out;
+ ath_txq_lock(sc, txq);
+ if (txq == sc->tx.txq_map[q]) {
+ fi->txq = q;
+ ++txq->pending_frames;
}
bf = ath_tx_setup_buffer(sc, txq, tid, skb);
@@ -2892,9 +2818,8 @@ void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an)
struct ath_atx_tid *tid;
int tidno, acno;
- for (tidno = 0, tid = &an->tid[tidno];
- tidno < IEEE80211_NUM_TIDS;
- tidno++, tid++) {
+ for (tidno = 0; tidno < IEEE80211_NUM_TIDS; tidno++) {
+ tid = ath_node_to_tid(an, tidno);
tid->an = an;
tid->tidno = tidno;
tid->seq_start = tid->seq_next = 0;
@@ -2902,11 +2827,14 @@ void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an)
tid->baw_head = tid->baw_tail = 0;
tid->active = false;
tid->clear_ps_filter = true;
- __skb_queue_head_init(&tid->buf_q);
+ tid->has_queued = false;
__skb_queue_head_init(&tid->retry_q);
INIT_LIST_HEAD(&tid->list);
acno = TID_TO_WME_AC(tidno);
tid->txq = sc->tx.txq_map[acno];
+
+ if (!an->sta)
+ break; /* just one multicast ath_atx_tid */
}
}
@@ -2916,9 +2844,8 @@ void ath_tx_node_cleanup(struct ath_softc *sc, struct ath_node *an)
struct ath_txq *txq;
int tidno;
- for (tidno = 0, tid = &an->tid[tidno];
- tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
-
+ for (tidno = 0; tidno < IEEE80211_NUM_TIDS; tidno++) {
+ tid = ath_node_to_tid(an, tidno);
txq = tid->txq;
ath_txq_lock(sc, txq);
@@ -2930,6 +2857,9 @@ void ath_tx_node_cleanup(struct ath_softc *sc, struct ath_node *an)
tid->active = false;
ath_txq_unlock(sc, txq);
+
+ if (!an->sta)
+ break; /* just one multicast ath_atx_tid */
}
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-02 20:47:47 +0300