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authorDavid S. Miller <davem@davemloft.net>2009-11-24 15:01:29 -0800
committerDavid S. Miller <davem@davemloft.net>2009-11-24 15:01:29 -0800
commit4ba3eb034fb6fd1990ccc5a6d71d5abcda37b905 (patch)
tree0789ba36d96dba330416a1e6a9a68e891a78802a /drivers
parent35700212b45ea9f98fa682cfc1bc1a67c9ccc34b (diff)
parent18b6c9a2213d3b6e0212e8b225abf95f7564206a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/ath/ar9170/main.c9
-rw-r--r--drivers/net/wireless/ath/ar9170/usb.c4
-rw-r--r--drivers/net/wireless/ath/ath5k/phy.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/ath9k.h10
-rw-r--r--drivers/net/wireless/ath/ath9k/common.c19
-rw-r--r--drivers/net/wireless/ath/ath9k/common.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c11
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c55
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h23
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c121
-rw-r--r--drivers/net/wireless/ath/ath9k/phy.c90
-rw-r--r--drivers/net/wireless/ath/ath9k/phy.h3
-rw-r--r--drivers/net/wireless/ath/ath9k/rc.c73
-rw-r--r--drivers/net/wireless/ath/ath9k/rc.h18
-rw-r--r--drivers/net/wireless/ath/ath9k/virtual.c9
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c83
-rw-r--r--drivers/net/wireless/ath/regd.c5
-rw-r--r--drivers/net/wireless/b43/dma.c264
-rw-r--r--drivers/net/wireless/b43/dma.h13
-rw-r--r--drivers/net/wireless/ipw2x00/ipw2100.c130
-rw-r--r--drivers/net/wireless/ipw2x00/ipw2200.c153
-rw-r--r--drivers/net/wireless/ipw2x00/libipw.h8
-rw-r--r--drivers/net/wireless/ipw2x00/libipw_module.c38
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-1000.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.h11
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.c10
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-5000.c55
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-6000.c38
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c10
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c322
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-calib.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-commands.h38
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c106
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.h27
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-csr.h181
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debug.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debugfs.c171
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h30
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-devtrace.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-devtrace.h21
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom.c75
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom.h6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-io.h20
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-led.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-power.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-rx.c38
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-sta.c29
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-sta.h3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-tx.c61
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c84
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c18
-rw-r--r--drivers/net/wireless/p54/main.c2
-rw-r--r--drivers/net/wireless/rndis_wlan.c11
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c39
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00dev.c11
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00lib.h4
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c5
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.c6
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.h5
-rw-r--r--drivers/net/wireless/wl12xx/wl1251.h5
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_acx.c68
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_acx.h36
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_boot.c55
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_event.c15
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_init.c8
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_main.c162
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_ps.c44
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_ps.h1
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_reg.h6
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_rx.c4
-rw-r--r--drivers/net/wireless/wl12xx/wl1251_spi.c2
-rw-r--r--drivers/net/wireless/wl3501_cs.c2
-rw-r--r--drivers/ssb/main.c126
-rw-r--r--drivers/ssb/scan.c2
-rw-r--r--drivers/ssb/sprom.c30
-rw-r--r--drivers/ssb/ssb_private.h12
76 files changed, 2044 insertions, 1124 deletions
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c
index 7e59b82e64d3..f9d6db8d013e 100644
--- a/drivers/net/wireless/ath/ar9170/main.c
+++ b/drivers/net/wireless/ath/ar9170/main.c
@@ -850,6 +850,7 @@ static int ar9170_rx_mac_status(struct ar9170 *ar,
}
break;
+ case AR9170_RX_STATUS_MODULATION_DUPOFDM:
case AR9170_RX_STATUS_MODULATION_OFDM:
switch (head->plcp[0] & 0xf) {
case 0xb:
@@ -897,8 +898,7 @@ static int ar9170_rx_mac_status(struct ar9170 *ar,
status->flag |= RX_FLAG_HT;
break;
- case AR9170_RX_STATUS_MODULATION_DUPOFDM:
- /* XXX */
+ default:
if (ar9170_nag_limiter(ar))
printk(KERN_ERR "%s: invalid modulation\n",
wiphy_name(ar->hw->wiphy));
@@ -2441,6 +2441,7 @@ static int ar9170_conf_tx(struct ieee80211_hw *hw, u16 queue,
}
static int ar9170_ampdu_action(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn)
{
@@ -2470,7 +2471,7 @@ static int ar9170_ampdu_action(struct ieee80211_hw *hw,
tid_info->state = AR9170_TID_STATE_PROGRESS;
tid_info->active = false;
spin_unlock_irqrestore(&ar->tx_ampdu_list_lock, flags);
- ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid);
+ ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP:
@@ -2480,7 +2481,7 @@ static int ar9170_ampdu_action(struct ieee80211_hw *hw,
tid_info->active = false;
skb_queue_purge(&tid_info->queue);
spin_unlock_irqrestore(&ar->tx_ampdu_list_lock, flags);
- ieee80211_stop_tx_ba_cb_irqsafe(hw, sta->addr, tid);
+ ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index 6bdcdf6d1cc0..e0799d924057 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -68,8 +68,10 @@ static struct usb_device_id ar9170_usb_ids[] = {
{ USB_DEVICE(0x0cf3, 0x1002) },
/* Cace Airpcap NX */
{ USB_DEVICE(0xcace, 0x0300) },
- /* D-Link DWA 160A */
+ /* D-Link DWA 160 A1 */
{ USB_DEVICE(0x07d1, 0x3c10) },
+ /* D-Link DWA 160 A2 */
+ { USB_DEVICE(0x07d1, 0x3a09) },
/* Netgear WNDA3100 */
{ USB_DEVICE(0x0846, 0x9010) },
/* Netgear WN111 v2 */
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 721ec5ee381d..bbfdcd5e7cb1 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -1399,7 +1399,7 @@ static int ath5k_hw_rf511x_calibrate(struct ath5k_hw *ah,
if (i_coffd == 0 || q_coffd == 0)
goto done;
- i_coff = ((-iq_corr) / i_coffd) & 0x3f;
+ i_coff = ((-iq_corr) / i_coffd);
/* Boundary check */
if (i_coff > 31)
@@ -1407,7 +1407,7 @@ static int ath5k_hw_rf511x_calibrate(struct ath5k_hw *ah,
if (i_coff < -32)
i_coff = -32;
- q_coff = (((s32)i_pwr / q_coffd) - 128) & 0x1f;
+ q_coff = (((s32)i_pwr / q_coffd) - 128);
/* Boundary check */
if (q_coff > 15)
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index d9bcc3abb425..2a40fa2cd914 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -198,18 +198,8 @@ struct ath_txq {
struct list_head axq_q;
spinlock_t axq_lock;
u32 axq_depth;
- u8 axq_aggr_depth;
bool stopped;
bool axq_tx_inprogress;
- struct ath_buf *axq_linkbuf;
-
- /* first desc of the last descriptor that contains CTS */
- struct ath_desc *axq_lastdsWithCTS;
-
- /* final desc of the gating desc that determines whether
- lastdsWithCTS has been DMA'ed or not */
- struct ath_desc *axq_gatingds;
-
struct list_head axq_acq;
};
diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c
index 2f1e1612e2ad..4a13632e3e4d 100644
--- a/drivers/net/wireless/ath/ath9k/common.c
+++ b/drivers/net/wireless/ath/ath9k/common.c
@@ -231,26 +231,35 @@ void ath9k_cmn_rx_skb_postprocess(struct ath_common *common,
{
struct ath_hw *ah = common->ah;
struct ieee80211_hdr *hdr;
- int hdrlen, padsize;
+ int hdrlen, padpos, padsize;
u8 keyix;
__le16 fc;
/* see if any padding is done by the hw and remove it */
hdr = (struct ieee80211_hdr *) skb->data;
hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+ padpos = 24;
fc = hdr->frame_control;
+ if ((fc & cpu_to_le16(IEEE80211_FCTL_FROMDS|IEEE80211_FCTL_TODS)) ==
+ cpu_to_le16(IEEE80211_FCTL_FROMDS|IEEE80211_FCTL_TODS)) {
+ padpos += 6; /* ETH_ALEN */
+ }
+ if ((fc & cpu_to_le16(IEEE80211_STYPE_QOS_DATA|IEEE80211_FCTL_FTYPE)) ==
+ cpu_to_le16(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) {
+ padpos += 2;
+ }
/* The MAC header is padded to have 32-bit boundary if the
* packet payload is non-zero. The general calculation for
* padsize would take into account odd header lengths:
- * padsize = (4 - hdrlen % 4) % 4; However, since only
+ * padsize = (4 - padpos % 4) % 4; However, since only
* even-length headers are used, padding can only be 0 or 2
* bytes and we can optimize this a bit. In addition, we must
* not try to remove padding from short control frames that do
* not have payload. */
- padsize = hdrlen & 3;
- if (padsize && hdrlen >= 24) {
- memmove(skb->data + padsize, skb->data, hdrlen);
+ padsize = padpos & 3;
+ if (padsize && skb->len>=padpos+padsize+FCS_LEN) {
+ memmove(skb->data + padsize, skb->data, padpos);
skb_pull(skb, padsize);
}
diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h
index 292e3d860c0e..4e1176029356 100644
--- a/drivers/net/wireless/ath/ath9k/common.h
+++ b/drivers/net/wireless/ath/ath9k/common.h
@@ -81,6 +81,7 @@ struct ath_buf {
u16 bf_flags;
struct ath_buf_state bf_state;
dma_addr_t bf_dmacontext;
+ struct ath_wiphy *aphy;
};
struct ath_atx_tid {
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 84f44269de47..06f1fcfb03e9 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -257,14 +257,17 @@ static const struct file_operations fops_interrupt = {
void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb)
{
- struct ath_tx_info_priv *tx_info_priv = NULL;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_tx_rate *rates = tx_info->status.rates;
- int final_ts_idx, idx;
+ int final_ts_idx = 0, idx, i;
struct ath_rc_stats *stats;
- tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
- final_ts_idx = tx_info_priv->tx.ts_rateindex;
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ if (!rates[i].count)
+ break;
+
+ final_ts_idx = i;
+ }
idx = rates[final_ts_idx].idx;
stats = &sc->debug.stats.rcstats[idx];
stats->success++;
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index b25eedf67e0b..53a7b980d8f6 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -390,8 +390,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
ah->config.cck_trig_high = 200;
ah->config.cck_trig_low = 100;
ah->config.enable_ani = 1;
- ah->config.diversity_control = ATH9K_ANT_VARIABLE;
- ah->config.antenna_switch_swap = 0;
for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
ah->config.spurchans[i][0] = AR_NO_SPUR;
@@ -446,9 +444,6 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah)
ah->acktimeout = (u32) -1;
ah->ctstimeout = (u32) -1;
ah->globaltxtimeout = (u32) -1;
-
- ah->gbeacon_rate = 0;
-
ah->power_mode = ATH9K_PM_UNDEFINED;
}
@@ -1151,7 +1146,7 @@ static void ath9k_hw_init_chain_masks(struct ath_hw *ah)
REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP,
AR_PHY_SWAP_ALT_CHAIN);
case 0x3:
- if (((ah)->hw_version.macVersion <= AR_SREV_VERSION_9160)) {
+ if (ah->hw_version.macVersion == AR_SREV_REVISION_5416_10) {
REG_WRITE(ah, AR_PHY_RX_CHAINMASK, 0x7);
REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, 0x7);
break;
@@ -2056,9 +2051,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
ah->ath9k_hw_spur_mitigate_freq(ah, chan);
ah->eep_ops->set_board_values(ah, chan);
- if (AR_SREV_5416(ah))
- ath9k_hw_decrease_chain_power(ah, chan);
-
REG_WRITE(ah, AR_STA_ID0, get_unaligned_le32(common->macaddr));
REG_WRITE(ah, AR_STA_ID1, get_unaligned_le16(common->macaddr + 4)
| macStaId1
@@ -3518,51 +3510,6 @@ void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna)
}
EXPORT_SYMBOL(ath9k_hw_setantenna);
-bool ath9k_hw_setantennaswitch(struct ath_hw *ah,
- enum ath9k_ant_setting settings,
- struct ath9k_channel *chan,
- u8 *tx_chainmask,
- u8 *rx_chainmask,
- u8 *antenna_cfgd)
-{
- static u8 tx_chainmask_cfg, rx_chainmask_cfg;
-
- if (AR_SREV_9280(ah)) {
- if (!tx_chainmask_cfg) {
-
- tx_chainmask_cfg = *tx_chainmask;
- rx_chainmask_cfg = *rx_chainmask;
- }
-
- switch (settings) {
- case ATH9K_ANT_FIXED_A:
- *tx_chainmask = ATH9K_ANTENNA0_CHAINMASK;
- *rx_chainmask = ATH9K_ANTENNA0_CHAINMASK;
- *antenna_cfgd = true;
- break;
- case ATH9K_ANT_FIXED_B:
- if (ah->caps.tx_chainmask >
- ATH9K_ANTENNA1_CHAINMASK) {
- *tx_chainmask = ATH9K_ANTENNA1_CHAINMASK;
- }
- *rx_chainmask = ATH9K_ANTENNA1_CHAINMASK;
- *antenna_cfgd = true;
- break;
- case ATH9K_ANT_VARIABLE:
- *tx_chainmask = tx_chainmask_cfg;
- *rx_chainmask = rx_chainmask_cfg;
- *antenna_cfgd = true;
- break;
- default:
- break;
- }
- } else {
- ah->config.diversity_control = settings;
- }
-
- return true;
-}
-
/*********************/
/* General Operation */
/*********************/
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index abaa2f09a3bc..f8f5e997162c 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -148,21 +148,6 @@ enum wireless_mode {
ATH9K_MODE_MAX,
};
-/**
- * ath9k_ant_setting - transmit antenna settings
- *
- * Configures the antenna setting to use for transmit.
- *
- * @ATH9K_ANT_VARIABLE: this means transmit on all active antennas
- * @ATH9K_ANT_FIXED_A: this means transmit on the first antenna only
- * @ATH9K_ANT_FIXED_B: this means transmit on the second antenna only
- */
-enum ath9k_ant_setting {
- ATH9K_ANT_VARIABLE = 0,
- ATH9K_ANT_FIXED_A,
- ATH9K_ANT_FIXED_B
-};
-
enum ath9k_hw_caps {
ATH9K_HW_CAP_MIC_AESCCM = BIT(0),
ATH9K_HW_CAP_MIC_CKIP = BIT(1),
@@ -226,8 +211,6 @@ struct ath9k_ops_config {
u32 cck_trig_high;
u32 cck_trig_low;
u32 enable_ani;
- enum ath9k_ant_setting diversity_control;
- u16 antenna_switch_swap;
int serialize_regmode;
bool intr_mitigation;
#define SPUR_DISABLE 0
@@ -572,7 +555,6 @@ struct ath_hw {
u32 acktimeout;
u32 ctstimeout;
u32 globaltxtimeout;
- u8 gbeacon_rate;
/* ANI */
u32 proc_phyerr;
@@ -659,11 +641,6 @@ void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio,
void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val);
u32 ath9k_hw_getdefantenna(struct ath_hw *ah);
void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
-bool ath9k_hw_setantennaswitch(struct ath_hw *ah,
- enum ath9k_ant_setting settings,
- struct ath9k_channel *chan,
- u8 *tx_chainmask, u8 *rx_chainmask,
- u8 *antenna_cfgd);
/* General Operation */
bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 3c02b977a613..cbf5d2a1bb26 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1893,6 +1893,8 @@ void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT);
+ hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+
hw->queues = 4;
hw->max_rates = 4;
hw->channel_change_time = 5000;
@@ -2956,90 +2958,62 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ath_vif *avp = (void *)vif->drv_priv;
- u32 rfilt = 0;
- int error, i;
+ int error;
mutex_lock(&sc->mutex);
- /*
- * TODO: Need to decide which hw opmode to use for
- * multi-interface cases
- * XXX: This belongs into add_interface!
- */
- if (vif->type == NL80211_IFTYPE_AP &&
- ah->opmode != NL80211_IFTYPE_AP) {
- ah->opmode = NL80211_IFTYPE_STATION;
- ath9k_hw_setopmode(ah);
- memcpy(common->curbssid, common->macaddr, ETH_ALEN);
+ if (changed & BSS_CHANGED_BSSID) {
+ /* Set BSSID */
+ memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN);
+ memcpy(avp->bssid, bss_conf->bssid, ETH_ALEN);
common->curaid = 0;
ath9k_hw_write_associd(ah);
- /* Request full reset to get hw opmode changed properly */
- sc->sc_flags |= SC_OP_FULL_RESET;
- }
- if ((changed & BSS_CHANGED_BSSID) &&
- !is_zero_ether_addr(bss_conf->bssid)) {
- switch (vif->type) {
- case NL80211_IFTYPE_STATION:
- case NL80211_IFTYPE_ADHOC:
- case NL80211_IFTYPE_MESH_POINT:
- /* Set BSSID */
- memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN);
- memcpy(avp->bssid, bss_conf->bssid, ETH_ALEN);
- common->curaid = 0;
- ath9k_hw_write_associd(ah);
+ /* Set aggregation protection mode parameters */
+ sc->config.ath_aggr_prot = 0;
- /* Set aggregation protection mode parameters */
- sc->config.ath_aggr_prot = 0;
+ /* Only legacy IBSS for now */
+ if (vif->type == NL80211_IFTYPE_ADHOC)
+ ath_update_chainmask(sc, 0);
- ath_print(common, ATH_DBG_CONFIG,
- "RX filter 0x%x bssid %pM aid 0x%x\n",
- rfilt, common->curbssid, common->curaid);
+ ath_print(common, ATH_DBG_CONFIG,
+ "BSSID: %pM aid: 0x%x\n",
+ common->curbssid, common->curaid);
- /* need to reconfigure the beacon */
- sc->sc_flags &= ~SC_OP_BEACONS ;
+ /* need to reconfigure the beacon */
+ sc->sc_flags &= ~SC_OP_BEACONS ;
+ }
- break;
- default:
- break;
- }
+ /* Enable transmission of beacons (AP, IBSS, MESH) */
+ if ((changed & BSS_CHANGED_BEACON) ||
+ ((changed & BSS_CHANGED_BEACON_ENABLED) && bss_conf->enable_beacon)) {
+ ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
+ error = ath_beacon_alloc(aphy, vif);
+ if (!error)
+ ath_beacon_config(sc, vif);
}
- if ((vif->type == NL80211_IFTYPE_ADHOC) ||
- (vif->type == NL80211_IFTYPE_AP) ||
- (vif->type == NL80211_IFTYPE_MESH_POINT)) {
- if ((changed & BSS_CHANGED_BEACON) ||
- (changed & BSS_CHANGED_BEACON_ENABLED &&
- bss_conf->enable_beacon)) {
- /*
- * Allocate and setup the beacon frame.
- *
- * Stop any previous beacon DMA. This may be
- * necessary, for example, when an ibss merge
- * causes reconfiguration; we may be called
- * with beacon transmission active.
- */
- ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
+ /* Disable transmission of beacons */
+ if ((changed & BSS_CHANGED_BEACON_ENABLED) && !bss_conf->enable_beacon)
+ ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
+ if (changed & BSS_CHANGED_BEACON_INT) {
+ sc->beacon_interval = bss_conf->beacon_int;
+ /*
+ * In case of AP mode, the HW TSF has to be reset
+ * when the beacon interval changes.
+ */
+ if (vif->type == NL80211_IFTYPE_AP) {
+ sc->sc_flags |= SC_OP_TSF_RESET;
+ ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
error = ath_beacon_alloc(aphy, vif);
if (!error)
ath_beacon_config(sc, vif);
+ } else {
+ ath_beacon_config(sc, vif);
}
}
- /* Check for WLAN_CAPABILITY_PRIVACY ? */
- if ((avp->av_opmode != NL80211_IFTYPE_STATION)) {
- for (i = 0; i < IEEE80211_WEP_NKID; i++)
- if (ath9k_hw_keyisvalid(sc->sc_ah, (u16)i))
- ath9k_hw_keysetmac(sc->sc_ah,
- (u16)i,
- common->curbssid);
- }
-
- /* Only legacy IBSS for now */
- if (vif->type == NL80211_IFTYPE_ADHOC)
- ath_update_chainmask(sc, 0);
-
if (changed & BSS_CHANGED_ERP_PREAMBLE) {
ath_print(common, ATH_DBG_CONFIG, "BSS Changed PREAMBLE %d\n",
bss_conf->use_short_preamble);
@@ -3065,18 +3039,6 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
ath9k_bss_assoc_info(sc, vif, bss_conf);
}
- /*
- * The HW TSF has to be reset when the beacon interval changes.
- * We set the flag here, and ath_beacon_config_ap() would take this
- * into account when it gets called through the subsequent
- * config_interface() call - with IFCC_BEACON in the changed field.
- */
-
- if (changed & BSS_CHANGED_BEACON_INT) {
- sc->sc_flags |= SC_OP_TSF_RESET;
- sc->beacon_interval = bss_conf->beacon_int;
- }
-
mutex_unlock(&sc->mutex);
}
@@ -3118,6 +3080,7 @@ static void ath9k_reset_tsf(struct ieee80211_hw *hw)
}
static int ath9k_ampdu_action(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta,
u16 tid, u16 *ssn)
@@ -3135,11 +3098,11 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
break;
case IEEE80211_AMPDU_TX_START:
ath_tx_aggr_start(sc, sta, tid, ssn);
- ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid);
+ ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP:
ath_tx_aggr_stop(sc, sta, tid);
- ieee80211_stop_tx_ba_cb_irqsafe(hw, sta->addr, tid);
+ ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
ath_tx_aggr_resume(sc, sta, tid);
diff --git a/drivers/net/wireless/ath/ath9k/phy.c b/drivers/net/wireless/ath/ath9k/phy.c
index 13ab4d7eb7aa..c3b59390fe38 100644
--- a/drivers/net/wireless/ath/ath9k/phy.c
+++ b/drivers/net/wireless/ath/ath9k/phy.c
@@ -528,95 +528,6 @@ static void ath9k_hw_force_bias(struct ath_hw *ah, u16 synth_freq)
}
/**
- * ath9k_hw_decrease_chain_power()
- *
- * @ah: atheros hardware structure
- * @chan:
- *
- * Only used on the AR5416 and AR5418 with the external AR2133/AR5133 radios.
- *
- * Sets a chain internal RF path to the lowest output power. Any
- * further writes to bank6 after this setting will override these
- * changes. Thus this function must be the last function in the
- * sequence to modify bank 6.
- *
- * This function must be called after ar5416SetRfRegs() which is
- * called from ath9k_hw_process_ini() due to swizzling of bank 6.
- * Depends on ah->analogBank6Data being initialized by
- * ath9k_hw_set_rf_regs()
- *
- * Additional additive reduction in power -
- * change chain's switch table so chain's tx state is actually the rx
- * state value. May produce different results in 2GHz/5GHz as well as
- * board to board but in general should be a reduction.
- *
- * Activated by #ifdef ALTER_SWITCH. Not tried yet. If so, must be
- * called after ah->eep_ops->set_board_values() due to RMW of
- * PHY_SWITCH_CHAIN_0.
- */
-void ath9k_hw_decrease_chain_power(struct ath_hw *ah,
- struct ath9k_channel *chan)
-{
- int i, regWrites = 0;
- u32 bank6SelMask;
- u32 *bank6Temp = ah->bank6Temp;
-
- BUG_ON(AR_SREV_9280_10_OR_LATER(ah));
-
- switch (ah->config.diversity_control) {
- case ATH9K_ANT_FIXED_A:
- bank6SelMask =
- (ah->config.antenna_switch_swap & ANTSWAP_AB) ?
- REDUCE_CHAIN_0 : /* swapped, reduce chain 0 */
- REDUCE_CHAIN_1; /* normal, select chain 1/2 to reduce */
- break;
- case ATH9K_ANT_FIXED_B:
- bank6SelMask =
- (ah->config.antenna_switch_swap & ANTSWAP_AB) ?
- REDUCE_CHAIN_1 : /* swapped, reduce chain 1/2 */
- REDUCE_CHAIN_0; /* normal, select chain 0 to reduce */
- break;
- case ATH9K_ANT_VARIABLE:
- return; /* do not change anything */
- break;
- default:
- return; /* do not change anything */
- break;
- }
-
- for (i = 0; i < ah->iniBank6.ia_rows; i++)
- bank6Temp[i] = ah->analogBank6Data[i];
-
- /* Write Bank 5 to switch Bank 6 write to selected chain only */
- REG_WRITE(ah, AR_PHY_BASE + 0xD8, bank6SelMask);
-
- /*
- * Modify Bank6 selected chain to use lowest amplification.
- * Modifies the parameters to a value of 1.
- * Depends on existing bank 6 values to be cached in
- * ah->analogBank6Data
- */
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 189, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 190, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 191, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 192, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 193, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 222, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 245, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 246, 0);
- ath9k_phy_modify_rx_buffer(bank6Temp, 1, 1, 247, 0);
-
- REG_WRITE_RF_ARRAY(&ah->iniBank6, bank6Temp, regWrites);
-
- REG_WRITE(ah, AR_PHY_BASE + 0xD8, 0x00000053);
-#ifdef ALTER_SWITCH
- REG_WRITE(ah, PHY_SWITCH_CHAIN_0,
- (REG_READ(ah, PHY_SWITCH_CHAIN_0) & ~0x38)
- | ((REG_READ(ah, PHY_SWITCH_CHAIN_0) >> 3) & 0x38));
-#endif
-}
-
-/**
* ath9k_hw_set_channel - tune to a channel on the external AR2133/AR5133 radios
* @ah: atheros hardware stucture
* @chan:
@@ -687,7 +598,6 @@ int ath9k_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
}
ath9k_hw_force_bias(ah, freq);
- ath9k_hw_decrease_chain_power(ah, chan);
reg32 =
(channelSel << 8) | (aModeRefSel << 2) | (bModeSynth << 1) |
diff --git a/drivers/net/wireless/ath/ath9k/phy.h b/drivers/net/wireless/ath/ath9k/phy.h
index dc145a135dc7..31de27dc0c4a 100644
--- a/drivers/net/wireless/ath/ath9k/phy.h
+++ b/drivers/net/wireless/ath/ath9k/phy.h
@@ -35,9 +35,6 @@ bool ath9k_hw_set_rf_regs(struct ath_hw *ah,
struct ath9k_channel *chan,
u16 modesIndex);
-void ath9k_hw_decrease_chain_power(struct ath_hw *ah,
- struct ath9k_channel *chan);
-
#define AR_PHY_BASE 0x9800
#define AR_PHY(_n) (AR_PHY_BASE + ((_n)<<2))
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index bb72b46567f9..1d96777b4cd2 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -859,12 +859,12 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
static bool ath_rc_update_per(struct ath_softc *sc,
const struct ath_rate_table *rate_table,
struct ath_rate_priv *ath_rc_priv,
- struct ath_tx_info_priv *tx_info_priv,
+ struct ieee80211_tx_info *tx_info,
int tx_rate, int xretries, int retries,
u32 now_msec)
{
bool state_change = false;
- int count;
+ int count, n_bad_frames;
u8 last_per;
static u32 nretry_to_per_lookup[10] = {
100 * 0 / 1,
@@ -880,6 +880,7 @@ static bool ath_rc_update_per(struct ath_softc *sc,
};
last_per = ath_rc_priv->per[tx_rate];
+ n_bad_frames = tx_info->status.ampdu_len - tx_info->status.ampdu_ack_len;
if (xretries) {
if (xretries == 1) {
@@ -907,7 +908,7 @@ static bool ath_rc_update_per(struct ath_softc *sc,
if (retries >= count)
retries = count - 1;
- if (tx_info_priv->n_bad_frames) {
+ if (n_bad_frames) {
/* new_PER = 7/8*old_PER + 1/8*(currentPER)
* Assuming that n_frames is not 0. The current PER
* from the retries is 100 * retries / (retries+1),
@@ -920,14 +921,14 @@ static bool ath_rc_update_per(struct ath_softc *sc,
* the above PER. The expression below is a
* simplified version of the sum of these two terms.
*/
- if (tx_info_priv->n_frames > 0) {
- int n_frames, n_bad_frames;
+ if (tx_info->status.ampdu_len > 0) {
+ int n_frames, n_bad_tries;
u8 cur_per, new_per;
- n_bad_frames = retries * tx_info_priv->n_frames +
- tx_info_priv->n_bad_frames;
- n_frames = tx_info_priv->n_frames * (retries + 1);
- cur_per = (100 * n_bad_frames / n_frames) >> 3;
+ n_bad_tries = retries * tx_info->status.ampdu_len +
+ n_bad_frames;
+ n_frames = tx_info->status.ampdu_len * (retries + 1);
+ cur_per = (100 * n_bad_tries / n_frames) >> 3;
new_per = (u8)(last_per - (last_per >> 3) + cur_per);
ath_rc_priv->per[tx_rate] = new_per;
}
@@ -943,8 +944,7 @@ static bool ath_rc_update_per(struct ath_softc *sc,
* this was a probe. Otherwise, ignore the probe.
*/
if (ath_rc_priv->probe_rate && ath_rc_priv->probe_rate == tx_rate) {
- if (retries > 0 || 2 * tx_info_priv->n_bad_frames >
- tx_info_priv->n_frames) {
+ if (retries > 0 || 2 * n_bad_frames > tx_info->status.ampdu_len) {
/*
* Since we probed with just a single attempt,
* any retries means the probe failed. Also,
@@ -1003,7 +1003,7 @@ static bool ath_rc_update_per(struct ath_softc *sc,
static void ath_rc_update_ht(struct ath_softc *sc,
struct ath_rate_priv *ath_rc_priv,
- struct ath_tx_info_priv *tx_info_priv,
+ struct ieee80211_tx_info *tx_info,
int tx_rate, int xretries, int retries)
{
u32 now_msec = jiffies_to_msecs(jiffies);
@@ -1020,7 +1020,7 @@ static void ath_rc_update_ht(struct ath_softc *sc,
/* Update PER first */
state_change = ath_rc_update_per(sc, rate_table, ath_rc_priv,
- tx_info_priv, tx_rate, xretries,
+ tx_info, tx_rate, xretries,
retries, now_msec);
/*
@@ -1098,7 +1098,6 @@ static void ath_rc_tx_status(struct ath_softc *sc,
struct ieee80211_tx_info *tx_info,
int final_ts_idx, int xretries, int long_retry)
{
- struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
const struct ath_rate_table *rate_table;
struct ieee80211_tx_rate *rates = tx_info->status.rates;
u8 flags;
@@ -1124,9 +1123,8 @@ static void ath_rc_tx_status(struct ath_softc *sc,
return;
rix = ath_rc_get_rateindex(rate_table, &rates[i]);
- ath_rc_update_ht(sc, ath_rc_priv,
- tx_info_priv, rix,
- xretries ? 1 : 2,
+ ath_rc_update_ht(sc, ath_rc_priv, tx_info,
+ rix, xretries ? 1 : 2,
rates[i].count);
}
}
@@ -1149,8 +1147,7 @@ static void ath_rc_tx_status(struct ath_softc *sc,
return;
rix = ath_rc_get_rateindex(rate_table, &rates[i]);
- ath_rc_update_ht(sc, ath_rc_priv, tx_info_priv, rix,
- xretries, long_retry);
+ ath_rc_update_ht(sc, ath_rc_priv, tx_info, rix, xretries, long_retry);
}
static const
@@ -1301,23 +1298,30 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
{
struct ath_softc *sc = priv;
struct ath_rate_priv *ath_rc_priv = priv_sta;
- struct ath_tx_info_priv *tx_info_priv = NULL;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *hdr;
- int final_ts_idx, tx_status = 0, is_underrun = 0;
+ int final_ts_idx = 0, tx_status = 0, is_underrun = 0;
+ int long_retry = 0;
__le16 fc;
+ int i;
hdr = (struct ieee80211_hdr *)skb->data;
fc = hdr->frame_control;
- tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
- final_ts_idx = tx_info_priv->tx.ts_rateindex;
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ struct ieee80211_tx_rate *rate = &tx_info->status.rates[i];
+ if (!rate->count)
+ break;
+
+ final_ts_idx = i;
+ long_retry = rate->count - 1;
+ }
if (!priv_sta || !ieee80211_is_data(fc) ||
- !tx_info_priv->update_rc)
- goto exit;
+ !(tx_info->pad[0] & ATH_TX_INFO_UPDATE_RC))
+ return;
- if (tx_info_priv->tx.ts_status & ATH9K_TXERR_FILT)
- goto exit;
+ if (tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED)
+ return;
/*
* If underrun error is seen assume it as an excessive retry only
@@ -1325,20 +1329,17 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
* Adjust the long retry as if the frame was tried hw->max_rate_tries
* times. This affects how ratectrl updates PER for the failed rate.
*/
- if (tx_info_priv->tx.ts_flags &
- (ATH9K_TX_DATA_UNDERRUN | ATH9K_TX_DELIM_UNDERRUN) &&
- ((sc->sc_ah->tx_trig_level) >= ath_rc_priv->tx_triglevel_max)) {
+ if ((tx_info->pad[0] & ATH_TX_INFO_UNDERRUN) &&
+ (sc->sc_ah->tx_trig_level >= ath_rc_priv->tx_triglevel_max)) {
tx_status = 1;
is_underrun = 1;
}
- if ((tx_info_priv->tx.ts_status & ATH9K_TXERR_XRETRY) ||
- (tx_info_priv->tx.ts_status & ATH9K_TXERR_FIFO))
+ if (tx_info->pad[0] & ATH_TX_INFO_XRETRY)
tx_status = 1;
ath_rc_tx_status(sc, ath_rc_priv, tx_info, final_ts_idx, tx_status,
- (is_underrun) ? sc->hw->max_rate_tries :
- tx_info_priv->tx.ts_longretry);
+ (is_underrun) ? sc->hw->max_rate_tries : long_retry);
/* Check if aggregation has to be enabled for this tid */
if (conf_is_ht(&sc->hw->conf) &&
@@ -1352,13 +1353,11 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
an = (struct ath_node *)sta->drv_priv;
if(ath_tx_aggr_check(sc, an, tid))
- ieee80211_start_tx_ba_session(sc->hw, hdr->addr1, tid);
+ ieee80211_start_tx_ba_session(sta, tid);
}
}
ath_debug_stat_rc(sc, skb);
-exit:
- kfree(tx_info_priv);
}
static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband,
diff --git a/drivers/net/wireless/ath/ath9k/rc.h b/drivers/net/wireless/ath/ath9k/rc.h
index 94cb9f8d2446..51f85ecbe88d 100644
--- a/drivers/net/wireless/ath/ath9k/rc.h
+++ b/drivers/net/wireless/ath/ath9k/rc.h
@@ -167,24 +167,18 @@ struct ath_rate_priv {
struct ath_rate_softc *asc;
};
+#define ATH_TX_INFO_FRAME_TYPE_INTERNAL (1 << 0)
+#define ATH_TX_INFO_FRAME_TYPE_PAUSE (1 << 1)
+#define ATH_TX_INFO_UPDATE_RC (1 << 2)
+#define ATH_TX_INFO_XRETRY (1 << 3)
+#define ATH_TX_INFO_UNDERRUN (1 << 4)
+
enum ath9k_internal_frame_type {
ATH9K_NOT_INTERNAL,
ATH9K_INT_PAUSE,
ATH9K_INT_UNPAUSE
};
-struct ath_tx_info_priv {
- struct ath_wiphy *aphy;
- struct ath_tx_status tx;
- int n_frames;
- int n_bad_frames;
- bool update_rc;
- enum ath9k_internal_frame_type frame_type;
-};
-
-#define ATH_TX_INFO_PRIV(tx_info) \
- ((struct ath_tx_info_priv *)((tx_info)->rate_driver_data[0]))
-
void ath_rate_attach(struct ath_softc *sc);
u8 ath_rate_findrateix(struct ath_softc *sc, u8 dot11_rate);
int ath_rate_control_register(void);
diff --git a/drivers/net/wireless/ath/ath9k/virtual.c b/drivers/net/wireless/ath/ath9k/virtual.c
index 0a36b572294c..cd26caaf44e7 100644
--- a/drivers/net/wireless/ath/ath9k/virtual.c
+++ b/drivers/net/wireless/ath/ath9k/virtual.c
@@ -338,13 +338,11 @@ void ath9k_wiphy_chan_work(struct work_struct *work)
void ath9k_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct ath_wiphy *aphy = hw->priv;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
- if (tx_info_priv && tx_info_priv->frame_type == ATH9K_INT_PAUSE &&
+ if ((tx_info->pad[0] & ATH_TX_INFO_FRAME_TYPE_PAUSE) &&
aphy->state == ATH_WIPHY_PAUSING) {
- if (!(info->flags & IEEE80211_TX_STAT_ACK)) {
+ if (!(tx_info->flags & IEEE80211_TX_STAT_ACK)) {
printk(KERN_DEBUG "ath9k: %s: no ACK for pause "
"frame\n", wiphy_name(hw->wiphy));
/*
@@ -363,9 +361,6 @@ void ath9k_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
}
}
- kfree(tx_info_priv);
- tx_info->rate_driver_data[0] = NULL;
-
dev_kfree_skb(skb);
}
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 86b54ddd01cb..745d91995d78 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -251,6 +251,7 @@ static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)
ATH_TXBUF_RESET(tbf);
+ tbf->aphy = bf->aphy;
tbf->bf_mpdu = bf->bf_mpdu;
tbf->bf_buf_addr = bf->bf_buf_addr;
*(tbf->bf_desc) = *(bf->bf_desc);
@@ -270,7 +271,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
struct ieee80211_hw *hw;
struct ieee80211_hdr *hdr;
struct ieee80211_tx_info *tx_info;
- struct ath_tx_info_priv *tx_info_priv;
struct ath_atx_tid *tid = NULL;
struct ath_buf *bf_next, *bf_last = bf->bf_lastbf;
struct ath_desc *ds = bf_last->bf_desc;
@@ -284,8 +284,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
hdr = (struct ieee80211_hdr *)skb->data;
tx_info = IEEE80211_SKB_CB(skb);
- tx_info_priv = (struct ath_tx_info_priv *) tx_info->rate_driver_data[0];
- hw = tx_info_priv->aphy->hw;
+ hw = bf->aphy->hw;
rcu_read_lock();
@@ -464,7 +463,6 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
struct sk_buff *skb;
struct ieee80211_tx_info *tx_info;
struct ieee80211_tx_rate *rates;
- struct ath_tx_info_priv *tx_info_priv;
u32 max_4ms_framelen, frmlen;
u16 aggr_limit, legacy = 0;
int i;
@@ -472,7 +470,6 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
skb = bf->bf_mpdu;
tx_info = IEEE80211_SKB_CB(skb);
rates = tx_info->control.rates;
- tx_info_priv = (struct ath_tx_info_priv *)tx_info->rate_driver_data[0];
/*
* Find the lowest frame length among the rate series that will have a
@@ -702,7 +699,6 @@ static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
/* anchor last desc of aggregate */
ath9k_hw_set11n_aggr_last(sc->sc_ah, bf->bf_lastbf->bf_desc);
- txq->axq_aggr_depth++;
ath_tx_txqaddbuf(sc, txq, &bf_q);
TX_STAT_INC(txq->axq_qnum, a_aggr);
@@ -878,8 +874,6 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype)
INIT_LIST_HEAD(&txq->axq_acq);
spin_lock_init(&txq->axq_lock);
txq->axq_depth = 0;
- txq->axq_aggr_depth = 0;
- txq->axq_linkbuf = NULL;
txq->axq_tx_inprogress = false;
sc->tx.txqsetup |= 1<<qnum;
}
@@ -1014,7 +1008,6 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx)
if (list_empty(&txq->axq_q)) {
txq->axq_link = NULL;
- txq->axq_linkbuf = NULL;
spin_unlock_bh(&txq->axq_lock);
break;
}
@@ -1199,7 +1192,6 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
list_splice_tail_init(head, &txq->axq_q);
txq->axq_depth++;
- txq->axq_linkbuf = list_entry(txq->axq_q.prev, struct ath_buf, list);
ath_print(common, ATH_DBG_QUEUE,
"qnum: %d, txq depth: %d\n", txq->axq_qnum, txq->axq_depth);
@@ -1560,21 +1552,26 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf,
struct ath_softc *sc = aphy->sc;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
- struct ath_tx_info_priv *tx_info_priv;
int hdrlen;
__le16 fc;
- tx_info_priv = kzalloc(sizeof(*tx_info_priv), GFP_ATOMIC);
- if (unlikely(!tx_info_priv))
- return -ENOMEM;
- tx_info->rate_driver_data[0] = tx_info_priv;
- tx_info_priv->aphy = aphy;
- tx_info_priv->frame_type = txctl->frame_type;
+ tx_info->pad[0] = 0;
+ switch (txctl->frame_type) {
+ case ATH9K_NOT_INTERNAL:
+ break;
+ case ATH9K_INT_PAUSE:
+ tx_info->pad[0] |= ATH_TX_INFO_FRAME_TYPE_PAUSE;
+ /* fall through */
+ case ATH9K_INT_UNPAUSE:
+ tx_info->pad[0] |= ATH_TX_INFO_FRAME_TYPE_INTERNAL;
+ break;
+ }
hdrlen = ieee80211_get_hdrlen_from_skb(skb);
fc = hdr->frame_control;
ATH_TXBUF_RESET(bf);
+ bf->aphy = aphy;
bf->bf_frmlen = skb->len + FCS_LEN - (hdrlen & 3);
if (conf_is_ht(&hw->conf) && !is_pae(skb))
@@ -1599,8 +1596,6 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf,
skb->len, DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(sc->dev, bf->bf_dmacontext))) {
bf->bf_mpdu = NULL;
- kfree(tx_info_priv);
- tx_info->rate_driver_data[0] = NULL;
ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
"dma_mapping_error() on TX\n");
return -ENOMEM;
@@ -1781,27 +1776,17 @@ exit:
/*****************/
static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
- int tx_flags)
+ struct ath_wiphy *aphy, int tx_flags)
{
struct ieee80211_hw *hw = sc->hw;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
int hdrlen, padsize;
- int frame_type = ATH9K_NOT_INTERNAL;
ath_print(common, ATH_DBG_XMIT, "TX complete: skb: %p\n", skb);
- if (tx_info_priv) {
- hw = tx_info_priv->aphy->hw;
- frame_type = tx_info_priv->frame_type;
- }
-
- if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK ||
- tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
- kfree(tx_info_priv);
- tx_info->rate_driver_data[0] = NULL;
- }
+ if (aphy)
+ hw = aphy->hw;
if (tx_flags & ATH_TX_BAR)
tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
@@ -1833,10 +1818,10 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
SC_OP_WAIT_FOR_TX_ACK));
}
- if (frame_type == ATH9K_NOT_INTERNAL)
- ieee80211_tx_status(hw, skb);
- else
+ if (unlikely(tx_info->pad[0] & ATH_TX_INFO_FRAME_TYPE_INTERNAL))
ath9k_tx_status(hw, skb);
+ else
+ ieee80211_tx_status(hw, skb);
}
static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
@@ -1859,7 +1844,7 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
}
dma_unmap_single(sc->dev, bf->bf_dmacontext, skb->len, DMA_TO_DEVICE);
- ath_tx_complete(sc, skb, tx_flags);
+ ath_tx_complete(sc, skb, bf->aphy, tx_flags);
ath_debug_stat_tx(sc, txq, bf);
/*
@@ -1907,8 +1892,7 @@ static void ath_tx_rc_status(struct ath_buf *bf, struct ath_desc *ds,
struct sk_buff *skb = bf->bf_mpdu;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
- struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
- struct ieee80211_hw *hw = tx_info_priv->aphy->hw;
+ struct ieee80211_hw *hw = bf->aphy->hw;
u8 i, tx_rateindex;
if (txok)
@@ -1917,17 +1901,22 @@ static void ath_tx_rc_status(struct ath_buf *bf, struct ath_desc *ds,
tx_rateindex = ds->ds_txstat.ts_rateindex;
WARN_ON(tx_rateindex >= hw->max_rates);
- tx_info_priv->update_rc = update_rc;
+ if (update_rc)
+ tx_info->pad[0] |= ATH_TX_INFO_UPDATE_RC;
if (ds->ds_txstat.ts_status & ATH9K_TXERR_FILT)
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
if ((ds->ds_txstat.ts_status & ATH9K_TXERR_FILT) == 0 &&
(bf->bf_flags & ATH9K_TXDESC_NOACK) == 0 && update_rc) {
if (ieee80211_is_data(hdr->frame_control)) {
- memcpy(&tx_info_priv->tx, &ds->ds_txstat,
- sizeof(tx_info_priv->tx));
- tx_info_priv->n_frames = bf->bf_nframes;
- tx_info_priv->n_bad_frames = nbad;
+ if (ds->ds_txstat.ts_flags &
+ (ATH9K_TX_DATA_UNDERRUN | ATH9K_TX_DELIM_UNDERRUN))
+ tx_info->pad[0] |= ATH_TX_INFO_UNDERRUN;
+ if ((ds->ds_txstat.ts_status & ATH9K_TXERR_XRETRY) ||
+ (ds->ds_txstat.ts_status & ATH9K_TXERR_FIFO))
+ tx_info->pad[0] |= ATH_TX_INFO_XRETRY;
+ tx_info->status.ampdu_len = bf->bf_nframes;
+ tx_info->status.ampdu_ack_len = bf->bf_nframes - nbad;
}
}
@@ -1971,7 +1960,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
spin_lock_bh(&txq->axq_lock);
if (list_empty(&txq->axq_q)) {
txq->axq_link = NULL;
- txq->axq_linkbuf = NULL;
spin_unlock_bh(&txq->axq_lock);
break;
}
@@ -2005,10 +1993,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
spin_unlock_bh(&txq->axq_lock);
break;
}
- if (bf->bf_desc == txq->axq_lastdsWithCTS)
- txq->axq_lastdsWithCTS = NULL;
- if (ds == txq->axq_gatingds)
- txq->axq_gatingds = NULL;
/*
* Remove ath_buf's of the same transmit unit from txq,
@@ -2022,9 +2006,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
&txq->axq_q, lastbf->list.prev);
txq->axq_depth--;
- if (bf_isaggr(bf))
- txq->axq_aggr_depth--;
-
txok = (ds->ds_txstat.ts_status == 0);
txq->axq_tx_inprogress = false;
spin_unlock_bh(&txq->axq_lock);
diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c
index 077bcc142cde..039ac490465c 100644
--- a/drivers/net/wireless/ath/regd.c
+++ b/drivers/net/wireless/ath/regd.c
@@ -450,7 +450,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
const struct ieee80211_regdomain *regd;
wiphy->reg_notifier = reg_notifier;
- wiphy->strict_regulatory = true;
+ wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY;
if (ath_is_world_regd(reg)) {
/*
@@ -458,8 +458,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg,
* saved on the wiphy orig_* parameters
*/
regd = ath_world_regdomain(reg);
- wiphy->custom_regulatory = true;
- wiphy->strict_regulatory = false;
+ wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
} else {
/*
* This gets applied in the case of the absense of CRDA,
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index b5cd7f57055b..027be275e035 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -383,44 +383,160 @@ static inline
}
}
+/* Check if a DMA region fits the device constraints.
+ * Returns true, if the region is OK for usage with this device. */
+static inline bool b43_dma_address_ok(struct b43_dmaring *ring,
+ dma_addr_t addr, size_t size)
+{
+ switch (ring->type) {
+ case B43_DMA_30BIT:
+ if ((u64)addr + size > (1ULL << 30))
+ return 0;
+ break;
+ case B43_DMA_32BIT:
+ if ((u64)addr + size > (1ULL << 32))
+ return 0;
+ break;
+ case B43_DMA_64BIT:
+ /* Currently we can't have addresses beyond
+ * 64bit in the kernel. */
+ break;
+ }
+ return 1;
+}
+
+#define is_4k_aligned(addr) (((u64)(addr) & 0x0FFFull) == 0)
+#define is_8k_aligned(addr) (((u64)(addr) & 0x1FFFull) == 0)
+
+static void b43_unmap_and_free_ringmem(struct b43_dmaring *ring, void *base,
+ dma_addr_t dmaaddr, size_t size)
+{
+ ssb_dma_unmap_single(ring->dev->dev, dmaaddr, size, DMA_TO_DEVICE);
+ free_pages((unsigned long)base, get_order(size));
+}
+
+static void * __b43_get_and_map_ringmem(struct b43_dmaring *ring,
+ dma_addr_t *dmaaddr, size_t size,
+ gfp_t gfp_flags)
+{
+ void *base;
+
+ base = (void *)__get_free_pages(gfp_flags, get_order(size));
+ if (!base)
+ return NULL;
+ memset(base, 0, size);
+ *dmaaddr = ssb_dma_map_single(ring->dev->dev, base, size,
+ DMA_TO_DEVICE);
+ if (ssb_dma_mapping_error(ring->dev->dev, *dmaaddr)) {
+ free_pages((unsigned long)base, get_order(size));
+ return NULL;
+ }
+
+ return base;
+}
+
+static void * b43_get_and_map_ringmem(struct b43_dmaring *ring,
+ dma_addr_t *dmaaddr, size_t size)
+{
+ void *base;
+
+ base = __b43_get_and_map_ringmem(ring, dmaaddr, size,
+ GFP_KERNEL);
+ if (!base) {
+ b43err(ring->dev->wl, "Failed to allocate or map pages "
+ "for DMA ringmemory\n");
+ return NULL;
+ }
+ if (!b43_dma_address_ok(ring, *dmaaddr, size)) {
+ /* The memory does not fit our device constraints.
+ * Retry with GFP_DMA set to get lower memory. */
+ b43_unmap_and_free_ringmem(ring, base, *dmaaddr, size);
+ base = __b43_get_and_map_ringmem(ring, dmaaddr, size,
+ GFP_KERNEL | GFP_DMA);
+ if (!base) {
+ b43err(ring->dev->wl, "Failed to allocate or map pages "
+ "in the GFP_DMA region for DMA ringmemory\n");
+ return NULL;
+ }
+ if (!b43_dma_address_ok(ring, *dmaaddr, size)) {
+ b43_unmap_and_free_ringmem(ring, base, *dmaaddr, size);
+ b43err(ring->dev->wl, "Failed to allocate DMA "
+ "ringmemory that fits device constraints\n");
+ return NULL;
+ }
+ }
+ /* We expect the memory to be 4k aligned, at least. */
+ if (B43_WARN_ON(!is_4k_aligned(*dmaaddr))) {
+ b43_unmap_and_free_ringmem(ring, base, *dmaaddr, size);
+ return NULL;
+ }
+
+ return base;
+}
+
static int alloc_ringmemory(struct b43_dmaring *ring)
{
- gfp_t flags = GFP_KERNEL;
-
- /* The specs call for 4K buffers for 30- and 32-bit DMA with 4K
- * alignment and 8K buffers for 64-bit DMA with 8K alignment. Testing
- * has shown that 4K is sufficient for the latter as long as the buffer
- * does not cross an 8K boundary.
- *
- * For unknown reasons - possibly a hardware error - the BCM4311 rev
- * 02, which uses 64-bit DMA, needs the ring buffer in very low memory,
- * which accounts for the GFP_DMA flag below.
- *
- * The flags here must match the flags in free_ringmemory below!
+ unsigned int required;
+ void *base;
+ dma_addr_t dmaaddr;
+
+ /* There are several requirements to the descriptor ring memory:
+ * - The memory region needs to fit the address constraints for the
+ * device (same as for frame buffers).
+ * - For 30/32bit DMA devices, the descriptor ring must be 4k aligned.
+ * - For 64bit DMA devices, the descriptor ring must be 8k aligned.
*/
+
if (ring->type == B43_DMA_64BIT)
- flags |= GFP_DMA;
- ring->descbase = ssb_dma_alloc_consistent(ring->dev->dev,
- B43_DMA_RINGMEMSIZE,
- &(ring->dmabase), flags);
- if (!ring->descbase) {
- b43err(ring->dev->wl, "DMA ringmemory allocation failed\n");
+ required = ring->nr_slots * sizeof(struct b43_dmadesc64);
+ else
+ required = ring->nr_slots * sizeof(struct b43_dmadesc32);
+ if (B43_WARN_ON(required > 0x1000))
+ return -ENOMEM;
+
+ ring->alloc_descsize = 0x1000;
+ base = b43_get_and_map_ringmem(ring, &dmaaddr, ring->alloc_descsize);
+ if (!base)
+ return -ENOMEM;
+ ring->alloc_descbase = base;
+ ring->alloc_dmabase = dmaaddr;
+
+ if ((ring->type != B43_DMA_64BIT) || is_8k_aligned(dmaaddr)) {
+ /* We're on <=32bit DMA, or we already got 8k aligned memory.
+ * That's all we need, so we're fine. */
+ ring->descbase = base;
+ ring->dmabase = dmaaddr;
+ return 0;
+ }
+ b43_unmap_and_free_ringmem(ring, base, dmaaddr, ring->alloc_descsize);
+
+ /* Ok, we failed at the 8k alignment requirement.
+ * Try to force-align the memory region now. */
+ ring->alloc_descsize = 0x2000;
+ base = b43_get_and_map_ringmem(ring, &dmaaddr, ring->alloc_descsize);
+ if (!base)
return -ENOMEM;
+ ring->alloc_descbase = base;
+ ring->alloc_dmabase = dmaaddr;
+
+ if (is_8k_aligned(dmaaddr)) {
+ /* We're already 8k aligned. That Ok, too. */
+ ring->descbase = base;
+ ring->dmabase = dmaaddr;
+ return 0;
}
- memset(ring->descbase, 0, B43_DMA_RINGMEMSIZE);
+ /* Force-align it to 8k */
+ ring->descbase = (void *)((u8 *)base + 0x1000);
+ ring->dmabase = dmaaddr + 0x1000;
+ B43_WARN_ON(!is_8k_aligned(ring->dmabase));
return 0;
}
static void free_ringmemory(struct b43_dmaring *ring)
{
- gfp_t flags = GFP_KERNEL;
-
- if (ring->type == B43_DMA_64BIT)
- flags |= GFP_DMA;
-
- ssb_dma_free_consistent(ring->dev->dev, B43_DMA_RINGMEMSIZE,
- ring->descbase, ring->dmabase, flags);
+ b43_unmap_and_free_ringmem(ring, ring->alloc_descbase,
+ ring->alloc_dmabase, ring->alloc_descsize);
}
/* Reset the RX DMA channel */
@@ -530,29 +646,14 @@ static bool b43_dma_mapping_error(struct b43_dmaring *ring,
if (unlikely(ssb_dma_mapping_error(ring->dev->dev, addr)))
return 1;
- switch (ring->type) {
- case B43_DMA_30BIT:
- if ((u64)addr + buffersize > (1ULL << 30))
- goto address_error;
- break;
- case B43_DMA_32BIT:
- if ((u64)addr + buffersize > (1ULL << 32))
- goto address_error;
- break;
- case B43_DMA_64BIT:
- /* Currently we can't have addresses beyond
- * 64bit in the kernel. */
- break;
+ if (!b43_dma_address_ok(ring, addr, buffersize)) {
+ /* We can't support this address. Unmap it again. */
+ unmap_descbuffer(ring, addr, buffersize, dma_to_device);
+ return 1;
}
/* The address is OK. */
return 0;
-
-address_error:
- /* We can't support this address. Unmap it again. */
- unmap_descbuffer(ring, addr, buffersize, dma_to_device);
-
- return 1;
}
static bool b43_rx_buffer_is_poisoned(struct b43_dmaring *ring, struct sk_buff *skb)
@@ -614,6 +715,9 @@ static int setup_rx_descbuffer(struct b43_dmaring *ring,
meta->dmaaddr = dmaaddr;
ring->ops->fill_descriptor(ring, desc, dmaaddr,
ring->rx_buffersize, 0, 0, 0);
+ ssb_dma_sync_single_for_device(ring->dev->dev,
+ ring->alloc_dmabase,
+ ring->alloc_descsize, DMA_TO_DEVICE);
return 0;
}
@@ -770,7 +874,7 @@ static void free_all_descbuffers(struct b43_dmaring *ring)
for (i = 0; i < ring->nr_slots; i++) {
desc = ring->ops->idx2desc(ring, i, &meta);
- if (!meta->skb) {
+ if (!meta->skb || b43_dma_ptr_is_poisoned(meta->skb)) {
B43_WARN_ON(!ring->tx);
continue;
}
@@ -822,7 +926,7 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
enum b43_dmatype type)
{
struct b43_dmaring *ring;
- int err;
+ int i, err;
dma_addr_t dma_test;
ring = kzalloc(sizeof(*ring), GFP_KERNEL);
@@ -837,6 +941,8 @@ struct b43_dmaring *b43_setup_dmaring(struct b43_wldev *dev,
GFP_KERNEL);
if (!ring->meta)
goto err_kfree_ring;
+ for (i = 0; i < ring->nr_slots; i++)
+ ring->meta->skb = B43_DMA_PTR_POISON;
ring->type = type;
ring->dev = dev;
@@ -1147,11 +1253,13 @@ struct b43_dmaring *parse_cookie(struct b43_wldev *dev, u16 cookie, int *slot)
case 0x5000:
ring = dma->tx_ring_mcast;
break;
- default:
- B43_WARN_ON(1);
}
*slot = (cookie & 0x0FFF);
- B43_WARN_ON(!(ring && *slot >= 0 && *slot < ring->nr_slots));
+ if (unlikely(!ring || *slot < 0 || *slot >= ring->nr_slots)) {
+ b43dbg(dev->wl, "TX-status contains "
+ "invalid cookie: 0x%04X\n", cookie);
+ return NULL;
+ }
return ring;
}
@@ -1246,6 +1354,9 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
}
/* Now transfer the whole frame. */
wmb();
+ ssb_dma_sync_single_for_device(ring->dev->dev,
+ ring->alloc_dmabase,
+ ring->alloc_descsize, DMA_TO_DEVICE);
ops->poke_tx(ring, next_slot(ring, slot));
return 0;
@@ -1387,19 +1498,40 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
struct b43_dmaring *ring;
struct b43_dmadesc_generic *desc;
struct b43_dmadesc_meta *meta;
- int slot;
+ int slot, firstused;
bool frame_succeed;
ring = parse_cookie(dev, status->cookie, &slot);
if (unlikely(!ring))
return;
-
B43_WARN_ON(!ring->tx);
+
+ /* Sanity check: TX packets are processed in-order on one ring.
+ * Check if the slot deduced from the cookie really is the first
+ * used slot. */
+ firstused = ring->current_slot - ring->used_slots + 1;
+ if (firstused < 0)
+ firstused = ring->nr_slots + firstused;
+ if (unlikely(slot != firstused)) {
+ /* This possibly is a firmware bug and will result in
+ * malfunction, memory leaks and/or stall of DMA functionality. */
+ b43dbg(dev->wl, "Out of order TX status report on DMA ring %d. "
+ "Expected %d, but got %d\n",
+ ring->index, firstused, slot);
+ return;
+ }
+
ops = ring->ops;
while (1) {
- B43_WARN_ON(!(slot >= 0 && slot < ring->nr_slots));
+ B43_WARN_ON(slot < 0 || slot >= ring->nr_slots);
desc = ops->idx2desc(ring, slot, &meta);
+ if (b43_dma_ptr_is_poisoned(meta->skb)) {
+ b43dbg(dev->wl, "Poisoned TX slot %d (first=%d) "
+ "on ring %d\n",
+ slot, firstused, ring->index);
+ break;
+ }
if (meta->skb) {
struct b43_private_tx_info *priv_info =
b43_get_priv_tx_info(IEEE80211_SKB_CB(meta->skb));
@@ -1415,7 +1547,14 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
if (meta->is_last_fragment) {
struct ieee80211_tx_info *info;
- BUG_ON(!meta->skb);
+ if (unlikely(!meta->skb)) {
+ /* This is a scatter-gather fragment of a frame, so
+ * the skb pointer must not be NULL. */
+ b43dbg(dev->wl, "TX status unexpected NULL skb "
+ "at slot %d (first=%d) on ring %d\n",
+ slot, firstused, ring->index);
+ break;
+ }
info = IEEE80211_SKB_CB(meta->skb);
@@ -1433,20 +1572,29 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
#endif /* DEBUG */
ieee80211_tx_status(dev->wl->hw, meta->skb);
- /* skb is freed by ieee80211_tx_status() */
- meta->skb = NULL;
+ /* skb will be freed by ieee80211_tx_status().
+ * Poison our pointer. */
+ meta->skb = B43_DMA_PTR_POISON;
} else {
/* No need to call free_descriptor_buffer here, as
* this is only the txhdr, which is not allocated.
*/
- B43_WARN_ON(meta->skb);
+ if (unlikely(meta->skb)) {
+ b43dbg(dev->wl, "TX status unexpected non-NULL skb "
+ "at slot %d (first=%d) on ring %d\n",
+ slot, firstused, ring->index);
+ break;
+ }
}
/* Everything unmapped and free'd. So it's not used anymore. */
ring->used_slots--;
- if (meta->is_last_fragment)
+ if (meta->is_last_fragment) {
+ /* This is the last scatter-gather
+ * fragment of the frame. We are done. */
break;
+ }
slot = next_slot(ring, slot);
}
if (ring->stopped) {
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h
index f0b0838fb5ba..e607b392314c 100644
--- a/drivers/net/wireless/b43/dma.h
+++ b/drivers/net/wireless/b43/dma.h
@@ -1,7 +1,7 @@
#ifndef B43_DMA_H_
#define B43_DMA_H_
-#include <linux/ieee80211.h>
+#include <linux/err.h>
#include "b43.h"
@@ -157,7 +157,6 @@ struct b43_dmadesc_generic {
} __attribute__ ((__packed__));
/* Misc DMA constants */
-#define B43_DMA_RINGMEMSIZE PAGE_SIZE
#define B43_DMA0_RX_FRAMEOFFSET 30
/* DMA engine tuning knobs */
@@ -165,6 +164,10 @@ struct b43_dmadesc_generic {
#define B43_RXRING_SLOTS 64
#define B43_DMA0_RX_BUFFERSIZE IEEE80211_MAX_FRAME_LEN
+/* Pointer poison */
+#define B43_DMA_PTR_POISON ((void *)ERR_PTR(-ENOMEM))
+#define b43_dma_ptr_is_poisoned(ptr) (unlikely((ptr) == B43_DMA_PTR_POISON))
+
struct sk_buff;
struct b43_private;
@@ -243,6 +246,12 @@ struct b43_dmaring {
/* The QOS priority assigned to this ring. Only used for TX rings.
* This is the mac80211 "queue" value. */
u8 queue_prio;
+ /* Pointers and size of the originally allocated and mapped memory
+ * region for the descriptor ring. */
+ void *alloc_descbase;
+ dma_addr_t alloc_dmabase;
+ unsigned int alloc_descsize;
+ /* Pointer to our wireless device. */
struct b43_wldev *dev;
#ifdef CONFIG_B43_DEBUG
/* Maximum number of used slots. */
diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c
index b7408370cf82..6c836c892e43 100644
--- a/drivers/net/wireless/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/ipw2x00/ipw2100.c
@@ -296,6 +296,33 @@ static const char *command_types[] = {
};
#endif
+#define WEXT_USECHANNELS 1
+
+static const long ipw2100_frequencies[] = {
+ 2412, 2417, 2422, 2427,
+ 2432, 2437, 2442, 2447,
+ 2452, 2457, 2462, 2467,
+ 2472, 2484
+};
+
+#define FREQ_COUNT ARRAY_SIZE(ipw2100_frequencies)
+
+static const long ipw2100_rates_11b[] = {
+ 1000000,
+ 2000000,
+ 5500000,
+ 11000000
+};
+
+static struct ieee80211_rate ipw2100_bg_rates[] = {
+ { .bitrate = 10 },
+ { .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+};
+
+#define RATE_COUNT ARRAY_SIZE(ipw2100_rates_11b)
+
/* Pre-decl until we get the code solid and then we can clean it up */
static void ipw2100_tx_send_commands(struct ipw2100_priv *priv);
static void ipw2100_tx_send_data(struct ipw2100_priv *priv);
@@ -1141,6 +1168,7 @@ static int rf_kill_active(struct ipw2100_priv *priv)
int i;
if (!(priv->hw_features & HW_FEATURE_RFKILL)) {
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, false);
priv->status &= ~STATUS_RF_KILL_HW;
return 0;
}
@@ -1151,10 +1179,13 @@ static int rf_kill_active(struct ipw2100_priv *priv)
value = (value << 1) | ((reg & IPW_BIT_GPIO_RF_KILL) ? 0 : 1);
}
- if (value == 0)
+ if (value == 0) {
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, true);
priv->status |= STATUS_RF_KILL_HW;
- else
+ } else {
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, false);
priv->status &= ~STATUS_RF_KILL_HW;
+ }
return (value == 0);
}
@@ -1814,13 +1845,6 @@ static int ipw2100_up(struct ipw2100_priv *priv, int deferred)
return rc;
}
-/* Called by register_netdev() */
-static int ipw2100_net_init(struct net_device *dev)
-{
- struct ipw2100_priv *priv = libipw_priv(dev);
- return ipw2100_up(priv, 1);
-}
-
static void ipw2100_down(struct ipw2100_priv *priv)
{
unsigned long flags;
@@ -1875,6 +1899,64 @@ static void ipw2100_down(struct ipw2100_priv *priv)
netif_stop_queue(priv->net_dev);
}
+/* Called by register_netdev() */
+static int ipw2100_net_init(struct net_device *dev)
+{
+ struct ipw2100_priv *priv = libipw_priv(dev);
+ const struct libipw_geo *geo = libipw_get_geo(priv->ieee);
+ struct wireless_dev *wdev = &priv->ieee->wdev;
+ int ret;
+ int i;
+
+ ret = ipw2100_up(priv, 1);
+ if (ret)
+ return ret;
+
+ memcpy(wdev->wiphy->perm_addr, priv->mac_addr, ETH_ALEN);
+
+ /* fill-out priv->ieee->bg_band */
+ if (geo->bg_channels) {
+ struct ieee80211_supported_band *bg_band = &priv->ieee->bg_band;
+
+ bg_band->band = IEEE80211_BAND_2GHZ;
+ bg_band->n_channels = geo->bg_channels;
+ bg_band->channels =
+ kzalloc(geo->bg_channels *
+ sizeof(struct ieee80211_channel), GFP_KERNEL);
+ /* translate geo->bg to bg_band.channels */
+ for (i = 0; i < geo->bg_channels; i++) {
+ bg_band->channels[i].band = IEEE80211_BAND_2GHZ;
+ bg_band->channels[i].center_freq = geo->bg[i].freq;
+ bg_band->channels[i].hw_value = geo->bg[i].channel;
+ bg_band->channels[i].max_power = geo->bg[i].max_power;
+ if (geo->bg[i].flags & LIBIPW_CH_PASSIVE_ONLY)
+ bg_band->channels[i].flags |=
+ IEEE80211_CHAN_PASSIVE_SCAN;
+ if (geo->bg[i].flags & LIBIPW_CH_NO_IBSS)
+ bg_band->channels[i].flags |=
+ IEEE80211_CHAN_NO_IBSS;
+ if (geo->bg[i].flags & LIBIPW_CH_RADAR_DETECT)
+ bg_band->channels[i].flags |=
+ IEEE80211_CHAN_RADAR;
+ /* No equivalent for LIBIPW_CH_80211H_RULES,
+ LIBIPW_CH_UNIFORM_SPREADING, or
+ LIBIPW_CH_B_ONLY... */
+ }
+ /* point at bitrate info */
+ bg_band->bitrates = ipw2100_bg_rates;
+ bg_band->n_bitrates = RATE_COUNT;
+
+ wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = bg_band;
+ }
+
+ set_wiphy_dev(wdev->wiphy, &priv->pci_dev->dev);
+ if (wiphy_register(wdev->wiphy)) {
+ ipw2100_down(priv);
+ return -EIO;
+ }
+ return 0;
+}
+
static void ipw2100_reset_adapter(struct work_struct *work)
{
struct ipw2100_priv *priv =
@@ -2090,6 +2172,7 @@ static void isr_indicate_rf_kill(struct ipw2100_priv *priv, u32 status)
priv->net_dev->name);
/* RF_KILL is now enabled (else we wouldn't be here) */
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, true);
priv->status |= STATUS_RF_KILL_HW;
/* Make sure the RF Kill check timer is running */
@@ -6029,7 +6112,7 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
struct ipw2100_priv *priv;
struct net_device *dev;
- dev = alloc_ieee80211(sizeof(struct ipw2100_priv));
+ dev = alloc_ieee80211(sizeof(struct ipw2100_priv), 0);
if (!dev)
return NULL;
priv = libipw_priv(dev);
@@ -6342,7 +6425,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
sysfs_remove_group(&pci_dev->dev.kobj,
&ipw2100_attribute_group);
- free_ieee80211(dev);
+ free_ieee80211(dev, 0);
pci_set_drvdata(pci_dev, NULL);
}
@@ -6400,7 +6483,10 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
if (dev->base_addr)
iounmap((void __iomem *)dev->base_addr);
- free_ieee80211(dev);
+ /* wiphy_unregister needs to be here, before free_ieee80211 */
+ wiphy_unregister(priv->ieee->wdev.wiphy);
+ kfree(priv->ieee->bg_band.channels);
+ free_ieee80211(dev, 0);
}
pci_release_regions(pci_dev);
@@ -6601,26 +6687,6 @@ static void __exit ipw2100_exit(void)
module_init(ipw2100_init);
module_exit(ipw2100_exit);
-#define WEXT_USECHANNELS 1
-
-static const long ipw2100_frequencies[] = {
- 2412, 2417, 2422, 2427,
- 2432, 2437, 2442, 2447,
- 2452, 2457, 2462, 2467,
- 2472, 2484
-};
-
-#define FREQ_COUNT ARRAY_SIZE(ipw2100_frequencies)
-
-static const long ipw2100_rates_11b[] = {
- 1000000,
- 2000000,
- 5500000,
- 11000000
-};
-
-#define RATE_COUNT ARRAY_SIZE(ipw2100_rates_11b)
-
static int ipw2100_wx_get_name(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 9fe0e8078a88..c28984ae46ff 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -109,6 +109,25 @@ static int antenna = CFG_SYS_ANTENNA_BOTH;
static int rtap_iface = 0; /* def: 0 -- do not create rtap interface */
#endif
+static struct ieee80211_rate ipw2200_rates[] = {
+ { .bitrate = 10 },
+ { .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 60 },
+ { .bitrate = 90 },
+ { .bitrate = 120 },
+ { .bitrate = 180 },
+ { .bitrate = 240 },
+ { .bitrate = 360 },
+ { .bitrate = 480 },
+ { .bitrate = 540 }
+};
+
+#define ipw2200_a_rates (ipw2200_rates + 4)
+#define ipw2200_num_a_rates 8
+#define ipw2200_bg_rates (ipw2200_rates + 0)
+#define ipw2200_num_bg_rates 12
#ifdef CONFIG_IPW2200_QOS
static int qos_enable = 0;
@@ -1739,10 +1758,13 @@ static DEVICE_ATTR(direct_dword, S_IWUSR | S_IRUGO,
static int rf_kill_active(struct ipw_priv *priv)
{
- if (0 == (ipw_read32(priv, 0x30) & 0x10000))
+ if (0 == (ipw_read32(priv, 0x30) & 0x10000)) {
priv->status |= STATUS_RF_KILL_HW;
- else
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, true);
+ } else {
priv->status &= ~STATUS_RF_KILL_HW;
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, false);
+ }
return (priv->status & STATUS_RF_KILL_HW) ? 1 : 0;
}
@@ -2025,6 +2047,7 @@ static void ipw_irq_tasklet(struct ipw_priv *priv)
if (inta & IPW_INTA_BIT_RF_KILL_DONE) {
IPW_DEBUG_RF_KILL("RF_KILL_DONE\n");
priv->status |= STATUS_RF_KILL_HW;
+ wiphy_rfkill_set_hw_state(priv->ieee->wdev.wiphy, true);
wake_up_interruptible(&priv->wait_command_queue);
priv->status &= ~(STATUS_ASSOCIATED | STATUS_ASSOCIATING);
cancel_delayed_work(&priv->request_scan);
@@ -8660,24 +8683,6 @@ static int ipw_sw_reset(struct ipw_priv *priv, int option)
*
*/
-static int ipw_wx_get_name(struct net_device *dev,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct ipw_priv *priv = libipw_priv(dev);
- mutex_lock(&priv->mutex);
- if (priv->status & STATUS_RF_KILL_MASK)
- strcpy(wrqu->name, "radio off");
- else if (!(priv->status & STATUS_ASSOCIATED))
- strcpy(wrqu->name, "unassociated");
- else
- snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11%c",
- ipw_modes[priv->assoc_request.ieee_mode]);
- IPW_DEBUG_WX("Name: %s\n", wrqu->name);
- mutex_unlock(&priv->mutex);
- return 0;
-}
-
static int ipw_set_channel(struct ipw_priv *priv, u8 channel)
{
if (channel == 0) {
@@ -9977,7 +9982,7 @@ static int ipw_wx_sw_reset(struct net_device *dev,
/* Rebase the WE IOCTLs to zero for the handler array */
#define IW_IOCTL(x) [(x)-SIOCSIWCOMMIT]
static iw_handler ipw_wx_handlers[] = {
- IW_IOCTL(SIOCGIWNAME) = ipw_wx_get_name,
+ IW_IOCTL(SIOCGIWNAME) = (iw_handler) cfg80211_wext_giwname,
IW_IOCTL(SIOCSIWFREQ) = ipw_wx_set_freq,
IW_IOCTL(SIOCGIWFREQ) = ipw_wx_get_freq,
IW_IOCTL(SIOCSIWMODE) = ipw_wx_set_mode,
@@ -11422,16 +11427,100 @@ static void ipw_bg_down(struct work_struct *work)
/* Called by register_netdev() */
static int ipw_net_init(struct net_device *dev)
{
+ int i, rc = 0;
struct ipw_priv *priv = libipw_priv(dev);
+ const struct libipw_geo *geo = libipw_get_geo(priv->ieee);
+ struct wireless_dev *wdev = &priv->ieee->wdev;
mutex_lock(&priv->mutex);
if (ipw_up(priv)) {
- mutex_unlock(&priv->mutex);
- return -EIO;
+ rc = -EIO;
+ goto out;
+ }
+
+ memcpy(wdev->wiphy->perm_addr, priv->mac_addr, ETH_ALEN);
+
+ /* fill-out priv->ieee->bg_band */
+ if (geo->bg_channels) {
+ struct ieee80211_supported_band *bg_band = &priv->ieee->bg_band;
+
+ bg_band->band = IEEE80211_BAND_2GHZ;
+ bg_band->n_channels = geo->bg_channels;
+ bg_band->channels =
+ kzalloc(geo->bg_channels *
+ sizeof(struct ieee80211_channel), GFP_KERNEL);
+ /* translate geo->bg to bg_band.channels */
+ for (i = 0; i < geo->bg_channels; i++) {
+ bg_band->channels[i].band = IEEE80211_BAND_2GHZ;
+ bg_band->channels[i].center_freq = geo->bg[i].freq;
+ bg_band->channels[i].hw_value = geo->bg[i].channel;
+ bg_band->channels[i].max_power = geo->bg[i].max_power;
+ if (geo->bg[i].flags & LIBIPW_CH_PASSIVE_ONLY)
+ bg_band->channels[i].flags |=
+ IEEE80211_CHAN_PASSIVE_SCAN;
+ if (geo->bg[i].flags & LIBIPW_CH_NO_IBSS)
+ bg_band->channels[i].flags |=
+ IEEE80211_CHAN_NO_IBSS;
+ if (geo->bg[i].flags & LIBIPW_CH_RADAR_DETECT)
+ bg_band->channels[i].flags |=
+ IEEE80211_CHAN_RADAR;
+ /* No equivalent for LIBIPW_CH_80211H_RULES,
+ LIBIPW_CH_UNIFORM_SPREADING, or
+ LIBIPW_CH_B_ONLY... */
+ }
+ /* point at bitrate info */
+ bg_band->bitrates = ipw2200_bg_rates;
+ bg_band->n_bitrates = ipw2200_num_bg_rates;
+
+ wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = bg_band;
}
+ /* fill-out priv->ieee->a_band */
+ if (geo->a_channels) {
+ struct ieee80211_supported_band *a_band = &priv->ieee->a_band;
+
+ a_band->band = IEEE80211_BAND_5GHZ;
+ a_band->n_channels = geo->a_channels;
+ a_band->channels =
+ kzalloc(geo->a_channels *
+ sizeof(struct ieee80211_channel), GFP_KERNEL);
+ /* translate geo->bg to a_band.channels */
+ for (i = 0; i < geo->a_channels; i++) {
+ a_band->channels[i].band = IEEE80211_BAND_2GHZ;
+ a_band->channels[i].center_freq = geo->a[i].freq;
+ a_band->channels[i].hw_value = geo->a[i].channel;
+ a_band->channels[i].max_power = geo->a[i].max_power;
+ if (geo->a[i].flags & LIBIPW_CH_PASSIVE_ONLY)
+ a_band->channels[i].flags |=
+ IEEE80211_CHAN_PASSIVE_SCAN;
+ if (geo->a[i].flags & LIBIPW_CH_NO_IBSS)
+ a_band->channels[i].flags |=
+ IEEE80211_CHAN_NO_IBSS;
+ if (geo->a[i].flags & LIBIPW_CH_RADAR_DETECT)
+ a_band->channels[i].flags |=
+ IEEE80211_CHAN_RADAR;
+ /* No equivalent for LIBIPW_CH_80211H_RULES,
+ LIBIPW_CH_UNIFORM_SPREADING, or
+ LIBIPW_CH_B_ONLY... */
+ }
+ /* point at bitrate info */
+ a_band->bitrates = ipw2200_a_rates;
+ a_band->n_bitrates = ipw2200_num_a_rates;
+
+ wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = a_band;
+ }
+
+ set_wiphy_dev(wdev->wiphy, &priv->pci_dev->dev);
+
+ /* With that information in place, we can now register the wiphy... */
+ if (wiphy_register(wdev->wiphy)) {
+ rc = -EIO;
+ goto out;
+ }
+
+out:
mutex_unlock(&priv->mutex);
- return 0;
+ return rc;
}
/* PCI driver stuff */
@@ -11562,7 +11651,7 @@ static int ipw_prom_alloc(struct ipw_priv *priv)
if (priv->prom_net_dev)
return -EPERM;
- priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv));
+ priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv), 1);
if (priv->prom_net_dev == NULL)
return -ENOMEM;
@@ -11581,7 +11670,7 @@ static int ipw_prom_alloc(struct ipw_priv *priv)
rc = register_netdev(priv->prom_net_dev);
if (rc) {
- free_ieee80211(priv->prom_net_dev);
+ free_ieee80211(priv->prom_net_dev, 1);
priv->prom_net_dev = NULL;
return rc;
}
@@ -11595,7 +11684,7 @@ static void ipw_prom_free(struct ipw_priv *priv)
return;
unregister_netdev(priv->prom_net_dev);
- free_ieee80211(priv->prom_net_dev);
+ free_ieee80211(priv->prom_net_dev, 1);
priv->prom_net_dev = NULL;
}
@@ -11623,7 +11712,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev,
struct ipw_priv *priv;
int i;
- net_dev = alloc_ieee80211(sizeof(struct ipw_priv));
+ net_dev = alloc_ieee80211(sizeof(struct ipw_priv), 0);
if (net_dev == NULL) {
err = -ENOMEM;
goto out;
@@ -11771,7 +11860,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev,
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
out_free_ieee80211:
- free_ieee80211(priv->net_dev);
+ free_ieee80211(priv->net_dev, 0);
out:
return err;
}
@@ -11838,7 +11927,11 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev)
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
- free_ieee80211(priv->net_dev);
+ /* wiphy_unregister needs to be here, before free_ieee80211 */
+ wiphy_unregister(priv->ieee->wdev.wiphy);
+ kfree(priv->ieee->a_band.channels);
+ kfree(priv->ieee->bg_band.channels);
+ free_ieee80211(priv->net_dev, 0);
free_firmware();
}
diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h
index 1e334ff6bd52..bf45391172f3 100644
--- a/drivers/net/wireless/ipw2x00/libipw.h
+++ b/drivers/net/wireless/ipw2x00/libipw.h
@@ -31,6 +31,7 @@
#include <linux/ieee80211.h>
#include <net/lib80211.h>
+#include <net/cfg80211.h>
#define LIBIPW_VERSION "git-1.1.13"
@@ -783,12 +784,15 @@ struct libipw_geo {
struct libipw_device {
struct net_device *dev;
+ struct wireless_dev wdev;
struct libipw_security sec;
/* Bookkeeping structures */
struct libipw_stats ieee_stats;
struct libipw_geo geo;
+ struct ieee80211_supported_band bg_band;
+ struct ieee80211_supported_band a_band;
/* Probe / Beacon management */
struct list_head network_free_list;
@@ -1014,8 +1018,8 @@ static inline int libipw_is_cck_rate(u8 rate)
}
/* ieee80211.c */
-extern void free_ieee80211(struct net_device *dev);
-extern struct net_device *alloc_ieee80211(int sizeof_priv);
+extern void free_ieee80211(struct net_device *dev, int monitor);
+extern struct net_device *alloc_ieee80211(int sizeof_priv, int monitor);
extern int libipw_change_mtu(struct net_device *dev, int new_mtu);
extern void libipw_networks_age(struct libipw_device *ieee,
diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index eb2b60834c17..e8a1ac5f8e11 100644
--- a/drivers/net/wireless/ipw2x00/libipw_module.c
+++ b/drivers/net/wireless/ipw2x00/libipw_module.c
@@ -62,6 +62,9 @@ MODULE_DESCRIPTION(DRV_DESCRIPTION);
MODULE_AUTHOR(DRV_COPYRIGHT);
MODULE_LICENSE("GPL");
+struct cfg80211_ops libipw_config_ops = { };
+void *libipw_wiphy_privid = &libipw_wiphy_privid;
+
static int libipw_networks_allocate(struct libipw_device *ieee)
{
if (ieee->networks)
@@ -140,7 +143,7 @@ int libipw_change_mtu(struct net_device *dev, int new_mtu)
}
EXPORT_SYMBOL(libipw_change_mtu);
-struct net_device *alloc_ieee80211(int sizeof_priv)
+struct net_device *alloc_ieee80211(int sizeof_priv, int monitor)
{
struct libipw_device *ieee;
struct net_device *dev;
@@ -157,10 +160,31 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
ieee->dev = dev;
+ if (!monitor) {
+ ieee->wdev.wiphy = wiphy_new(&libipw_config_ops, 0);
+ if (!ieee->wdev.wiphy) {
+ LIBIPW_ERROR("Unable to allocate wiphy.\n");
+ goto failed_free_netdev;
+ }
+
+ ieee->dev->ieee80211_ptr = &ieee->wdev;
+ ieee->wdev.iftype = NL80211_IFTYPE_STATION;
+
+ /* Fill-out wiphy structure bits we know... Not enough info
+ here to call set_wiphy_dev or set MAC address or channel info
+ -- have to do that in ->ndo_init... */
+ ieee->wdev.wiphy->privid = libipw_wiphy_privid;
+
+ ieee->wdev.wiphy->max_scan_ssids = 1;
+ ieee->wdev.wiphy->max_scan_ie_len = 0;
+ ieee->wdev.wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
+ | BIT(NL80211_IFTYPE_ADHOC);
+ }
+
err = libipw_networks_allocate(ieee);
if (err) {
LIBIPW_ERROR("Unable to allocate beacon storage: %d\n", err);
- goto failed_free_netdev;
+ goto failed_free_wiphy;
}
libipw_networks_initialize(ieee);
@@ -193,19 +217,27 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
return dev;
+failed_free_wiphy:
+ if (!monitor)
+ wiphy_free(ieee->wdev.wiphy);
failed_free_netdev:
free_netdev(dev);
failed:
return NULL;
}
-void free_ieee80211(struct net_device *dev)
+void free_ieee80211(struct net_device *dev, int monitor)
{
struct libipw_device *ieee = netdev_priv(dev);
lib80211_crypt_info_free(&ieee->crypt_info);
libipw_networks_free(ieee);
+
+ /* free cfg80211 resources */
+ if (!monitor)
+ wiphy_free(ieee->wdev.wiphy);
+
free_netdev(dev);
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index 8f82537045bf..8414178bcff4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -173,6 +173,7 @@ struct iwl_cfg iwl1000_bgn_cfg = {
.use_rts_for_ht = true, /* use rts/cts protection */
.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
.support_ct_kill_exit = true,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
struct iwl_cfg iwl1000_bg_cfg = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h
index 2b0d65c5780a..ecc23ec1f6a4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.h
@@ -221,22 +221,13 @@ struct iwl3945_ibss_seq {
* for use by iwl-*.c
*
*****************************************************************************/
-extern int iwl3945_power_init_handle(struct iwl_priv *priv);
-extern int iwl3945_eeprom_init(struct iwl_priv *priv);
extern int iwl3945_calc_db_from_ratio(int sig_ratio);
extern int iwl3945_calc_sig_qual(int rssi_dbm, int noise_dbm);
-extern int iwl3945_tx_queue_init(struct iwl_priv *priv,
- struct iwl_tx_queue *txq, int count, u32 id);
extern void iwl3945_rx_replenish(void *data);
extern void iwl3945_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
-extern void iwl3945_tx_queue_free(struct iwl_priv *priv, struct iwl_tx_queue *txq);
-extern int iwl3945_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len,
- const void *data);
-extern int __must_check iwl3945_send_cmd(struct iwl_priv *priv,
- struct iwl_host_cmd *cmd);
extern unsigned int iwl3945_fill_beacon_frame(struct iwl_priv *priv,
struct ieee80211_hdr *hdr,int left);
-extern void iwl3945_dump_nic_event_log(struct iwl_priv *priv);
+extern void iwl3945_dump_nic_event_log(struct iwl_priv *priv, bool full_log);
extern void iwl3945_dump_nic_error_log(struct iwl_priv *priv);
/*
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index cc3942448703..386513b601f5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -1818,8 +1818,9 @@ static u16 iwl4965_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data)
addsta->add_immediate_ba_tid = cmd->add_immediate_ba_tid;
addsta->remove_immediate_ba_tid = cmd->remove_immediate_ba_tid;
addsta->add_immediate_ba_ssn = cmd->add_immediate_ba_ssn;
+ addsta->sleep_tx_count = cmd->sleep_tx_count;
addsta->reserved1 = cpu_to_le16(0);
- addsta->reserved2 = cpu_to_le32(0);
+ addsta->reserved2 = cpu_to_le16(0);
return (u16)sizeof(struct iwl4965_addsta_cmd);
}
@@ -1865,8 +1866,7 @@ static int iwl4965_tx_status_reply_tx(struct iwl_priv *priv,
info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]);
info->status.rates[0].count = tx_resp->failure_frame + 1;
info->flags &= ~IEEE80211_TX_CTL_AMPDU;
- info->flags |= iwl_is_tx_success(status) ?
- IEEE80211_TX_STAT_ACK : 0;
+ info->flags |= iwl_tx_status_to_mac80211(status);
iwl_hwrate_to_tx_control(priv, rate_n_flags, info);
/* FIXME: code repetition end */
@@ -2021,8 +2021,7 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv,
}
} else {
info->status.rates[0].count = tx_resp->failure_frame + 1;
- info->flags |= iwl_is_tx_success(status) ?
- IEEE80211_TX_STAT_ACK : 0;
+ info->flags |= iwl_tx_status_to_mac80211(status);
iwl_hwrate_to_tx_control(priv,
le32_to_cpu(tx_resp->rate_n_flags),
info);
@@ -2240,6 +2239,7 @@ struct iwl_cfg iwl4965_agn_cfg = {
.broken_powersave = true,
.led_compensation = 61,
.chain_noise_num_beacons = IWL4965_CAL_NUM_BEACONS,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
/* Module firmware */
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index e23d301e816f..e2f8615c8c9b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -994,8 +994,7 @@ static int iwl5000_tx_status_reply_tx(struct iwl_priv *priv,
info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]);
info->status.rates[0].count = tx_resp->failure_frame + 1;
info->flags &= ~IEEE80211_TX_CTL_AMPDU;
- info->flags |= iwl_is_tx_success(status) ?
- IEEE80211_TX_STAT_ACK : 0;
+ info->flags |= iwl_tx_status_to_mac80211(status);
iwl_hwrate_to_tx_control(priv, rate_n_flags, info);
/* FIXME: code repetition end */
@@ -1140,8 +1139,7 @@ static void iwl5000_rx_reply_tx(struct iwl_priv *priv,
BUG_ON(txq_id != txq->swq_id);
info->status.rates[0].count = tx_resp->failure_frame + 1;
- info->flags |= iwl_is_tx_success(status) ?
- IEEE80211_TX_STAT_ACK : 0;
+ info->flags |= iwl_tx_status_to_mac80211(status);
iwl_hwrate_to_tx_control(priv,
le32_to_cpu(tx_resp->rate_n_flags),
info);
@@ -1251,6 +1249,22 @@ int iwl5000_send_tx_power(struct iwl_priv *priv)
/* half dBm need to multiply */
tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt);
+
+ if (priv->tx_power_lmt_in_half_dbm &&
+ priv->tx_power_lmt_in_half_dbm < tx_power_cmd.global_lmt) {
+ /*
+ * For the newer devices which using enhanced/extend tx power
+ * table in EEPROM, the format is in half dBm. driver need to
+ * convert to dBm format before report to mac80211.
+ * By doing so, there is a possibility of 1/2 dBm resolution
+ * lost. driver will perform "round-up" operation before
+ * reporting, but it will cause 1/2 dBm tx power over the
+ * regulatory limit. Perform the checking here, if the
+ * "tx_power_user_lmt" is higher than EEPROM value (in
+ * half-dBm format), lower the tx power based on EEPROM
+ */
+ tx_power_cmd.global_lmt = priv->tx_power_lmt_in_half_dbm;
+ }
tx_power_cmd.flags = IWL50_TX_POWER_NO_CLOSED;
tx_power_cmd.srv_chan_lmt = IWL50_TX_POWER_AUTO;
@@ -1584,14 +1598,15 @@ struct iwl_cfg iwl5300_agn_cfg = {
.ht_greenfield_support = true,
.led_compensation = 51,
.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
-struct iwl_cfg iwl5100_bg_cfg = {
- .name = "5100BG",
+struct iwl_cfg iwl5100_bgn_cfg = {
+ .name = "5100BGN",
.fw_name_pre = IWL5000_FW_PRE,
.ucode_api_max = IWL5000_UCODE_API_MAX,
.ucode_api_min = IWL5000_UCODE_API_MIN,
- .sku = IWL_SKU_G,
+ .sku = IWL_SKU_G|IWL_SKU_N,
.ops = &iwl5000_ops,
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
@@ -1627,7 +1642,6 @@ struct iwl_cfg iwl5100_abg_cfg = {
.pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
.set_l0s = true,
.use_bsm = false,
- .ht_greenfield_support = true,
.led_compensation = 51,
.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
};
@@ -1653,6 +1667,7 @@ struct iwl_cfg iwl5100_agn_cfg = {
.ht_greenfield_support = true,
.led_compensation = 51,
.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
struct iwl_cfg iwl5350_agn_cfg = {
@@ -1676,6 +1691,7 @@ struct iwl_cfg iwl5350_agn_cfg = {
.ht_greenfield_support = true,
.led_compensation = 51,
.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
struct iwl_cfg iwl5150_agn_cfg = {
@@ -1699,6 +1715,29 @@ struct iwl_cfg iwl5150_agn_cfg = {
.ht_greenfield_support = true,
.led_compensation = 51,
.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
+};
+
+struct iwl_cfg iwl5150_abg_cfg = {
+ .name = "5150ABG",
+ .fw_name_pre = IWL5150_FW_PRE,
+ .ucode_api_max = IWL5150_UCODE_API_MAX,
+ .ucode_api_min = IWL5150_UCODE_API_MIN,
+ .sku = IWL_SKU_A|IWL_SKU_G,
+ .ops = &iwl5150_ops,
+ .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
+ .eeprom_ver = EEPROM_5050_EEPROM_VERSION,
+ .eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
+ .num_of_queues = IWL50_NUM_QUEUES,
+ .num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
+ .mod_params = &iwl50_mod_params,
+ .valid_tx_ant = ANT_A,
+ .valid_rx_ant = ANT_AB,
+ .pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
+ .set_l0s = true,
+ .use_bsm = false,
+ .led_compensation = 51,
+ .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
};
MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index f732f6d194a0..74e571049273 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -306,6 +306,7 @@ struct iwl_cfg iwl6000i_2agn_cfg = {
.supports_idle = true,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
struct iwl_cfg iwl6000i_2abg_cfg = {
@@ -394,8 +395,7 @@ struct iwl_cfg iwl6050_2agn_cfg = {
.supports_idle = true,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
- .support_sm_ps = true,
- .support_wimax_coexist = true,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DYNAMIC,
};
struct iwl_cfg iwl6050_2abg_cfg = {
@@ -425,7 +425,6 @@ struct iwl_cfg iwl6050_2abg_cfg = {
.supports_idle = true,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
- .support_wimax_coexist = true,
};
struct iwl_cfg iwl6000_3agn_cfg = {
@@ -456,38 +455,7 @@ struct iwl_cfg iwl6000_3agn_cfg = {
.supports_idle = true,
.adv_thermal_throttle = true,
.support_ct_kill_exit = true,
-};
-
-struct iwl_cfg iwl6050_3agn_cfg = {
- .name = "6050 Series 3x3 AGN",
- .fw_name_pre = IWL6050_FW_PRE,
- .ucode_api_max = IWL6050_UCODE_API_MAX,
- .ucode_api_min = IWL6050_UCODE_API_MIN,
- .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
- .ops = &iwl6050_ops,
- .eeprom_size = OTP_LOW_IMAGE_SIZE,
- .eeprom_ver = EEPROM_6050_EEPROM_VERSION,
- .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
- .num_of_queues = IWL50_NUM_QUEUES,
- .num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
- .mod_params = &iwl50_mod_params,
- .valid_tx_ant = ANT_ABC,
- .valid_rx_ant = ANT_ABC,
- .pll_cfg_val = 0,
- .set_l0s = true,
- .use_bsm = false,
- .pa_type = IWL_PA_SYSTEM,
- .max_ll_items = OTP_MAX_LL_ITEMS_6x50,
- .shadow_ram_support = true,
- .ht_greenfield_support = true,
- .led_compensation = 51,
- .use_rts_for_ht = true, /* use rts/cts protection */
- .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
- .supports_idle = true,
- .adv_thermal_throttle = true,
- .support_ct_kill_exit = true,
- .support_sm_ps = true,
- .support_wimax_coexist = true,
+ .sm_ps_mode = WLAN_HT_CAP_SM_PS_DISABLED,
};
MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX));
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 43edd8fd4405..fe511cbf012e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -301,7 +301,7 @@ static void rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv,
if (rs_tl_get_load(lq_data, tid) > IWL_AGG_LOAD_THRESHOLD) {
IWL_DEBUG_HT(priv, "Starting Tx agg: STA: %pM tid: %d\n",
sta->addr, tid);
- ieee80211_start_tx_ba_session(priv->hw, sta->addr, tid);
+ ieee80211_start_tx_ba_session(sta, tid);
}
}
@@ -2964,16 +2964,16 @@ static void rs_add_debugfs(void *priv, void *priv_sta,
{
struct iwl_lq_sta *lq_sta = priv_sta;
lq_sta->rs_sta_dbgfs_scale_table_file =
- debugfs_create_file("rate_scale_table", 0600, dir,
+ debugfs_create_file("rate_scale_table", S_IRUSR | S_IWUSR, dir,
lq_sta, &rs_sta_dbgfs_scale_table_ops);
lq_sta->rs_sta_dbgfs_stats_table_file =
- debugfs_create_file("rate_stats_table", 0600, dir,
+ debugfs_create_file("rate_stats_table", S_IRUSR, dir,
lq_sta, &rs_sta_dbgfs_stats_table_ops);
lq_sta->rs_sta_dbgfs_rate_scale_data_file =
- debugfs_create_file("rate_scale_data", 0600, dir,
+ debugfs_create_file("rate_scale_data", S_IRUSR, dir,
lq_sta, &rs_sta_dbgfs_rate_scale_data_ops);
lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file =
- debugfs_create_u8("tx_agg_tid_enable", 0600, dir,
+ debugfs_create_u8("tx_agg_tid_enable", S_IRUSR | S_IWUSR, dir,
&lq_sta->tx_agg_tid_en);
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 29f7510ecdd7..c96513bddb10 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -311,7 +311,7 @@ static void iwl_free_frame(struct iwl_priv *priv, struct iwl_frame *frame)
list_add(&frame->list, &priv->free_frames);
}
-static unsigned int iwl_fill_beacon_frame(struct iwl_priv *priv,
+static u32 iwl_fill_beacon_frame(struct iwl_priv *priv,
struct ieee80211_hdr *hdr,
int left)
{
@@ -328,34 +328,74 @@ static unsigned int iwl_fill_beacon_frame(struct iwl_priv *priv,
return priv->ibss_beacon->len;
}
+/* Parse the beacon frame to find the TIM element and set tim_idx & tim_size */
+static void iwl_set_beacon_tim(struct iwl_priv *priv,
+ struct iwl_tx_beacon_cmd *tx_beacon_cmd,
+ u8 *beacon, u32 frame_size)
+{
+ u16 tim_idx;
+ struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)beacon;
+
+ /*
+ * The index is relative to frame start but we start looking at the
+ * variable-length part of the beacon.
+ */
+ tim_idx = mgmt->u.beacon.variable - beacon;
+
+ /* Parse variable-length elements of beacon to find WLAN_EID_TIM */
+ while ((tim_idx < (frame_size - 2)) &&
+ (beacon[tim_idx] != WLAN_EID_TIM))
+ tim_idx += beacon[tim_idx+1] + 2;
+
+ /* If TIM field was found, set variables */
+ if ((tim_idx < (frame_size - 1)) && (beacon[tim_idx] == WLAN_EID_TIM)) {
+ tx_beacon_cmd->tim_idx = cpu_to_le16(tim_idx);
+ tx_beacon_cmd->tim_size = beacon[tim_idx+1];
+ } else
+ IWL_WARN(priv, "Unable to find TIM Element in beacon\n");
+}
+
static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
- struct iwl_frame *frame, u8 rate)
+ struct iwl_frame *frame)
{
struct iwl_tx_beacon_cmd *tx_beacon_cmd;
- unsigned int frame_size;
+ u32 frame_size;
+ u32 rate_flags;
+ u32 rate;
+ /*
+ * We have to set up the TX command, the TX Beacon command, and the
+ * beacon contents.
+ */
+ /* Initialize memory */
tx_beacon_cmd = &frame->u.beacon;
memset(tx_beacon_cmd, 0, sizeof(*tx_beacon_cmd));
- tx_beacon_cmd->tx.sta_id = priv->hw_params.bcast_sta_id;
- tx_beacon_cmd->tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
-
+ /* Set up TX beacon contents */
frame_size = iwl_fill_beacon_frame(priv, tx_beacon_cmd->frame,
sizeof(frame->u) - sizeof(*tx_beacon_cmd));
+ if (WARN_ON_ONCE(frame_size > MAX_MPDU_SIZE))
+ return 0;
- BUG_ON(frame_size > MAX_MPDU_SIZE);
+ /* Set up TX command fields */
tx_beacon_cmd->tx.len = cpu_to_le16((u16)frame_size);
+ tx_beacon_cmd->tx.sta_id = priv->hw_params.bcast_sta_id;
+ tx_beacon_cmd->tx.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
+ tx_beacon_cmd->tx.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK |
+ TX_CMD_FLG_TSF_MSK | TX_CMD_FLG_STA_RATE_MSK;
- if ((rate == IWL_RATE_1M_PLCP) || (rate >= IWL_RATE_2M_PLCP))
- tx_beacon_cmd->tx.rate_n_flags =
- iwl_hw_set_rate_n_flags(rate, RATE_MCS_CCK_MSK);
- else
- tx_beacon_cmd->tx.rate_n_flags =
- iwl_hw_set_rate_n_flags(rate, 0);
+ /* Set up TX beacon command fields */
+ iwl_set_beacon_tim(priv, tx_beacon_cmd, (u8 *)tx_beacon_cmd->frame,
+ frame_size);
- tx_beacon_cmd->tx.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK |
- TX_CMD_FLG_TSF_MSK |
- TX_CMD_FLG_STA_RATE_MSK;
+ /* Set up packet rate and flags */
+ rate = iwl_rate_get_lowest_plcp(priv);
+ priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant);
+ rate_flags = iwl_ant_idx_to_flags(priv->mgmt_tx_ant);
+ if ((rate >= IWL_FIRST_CCK_RATE) && (rate <= IWL_LAST_CCK_RATE))
+ rate_flags |= RATE_MCS_CCK_MSK;
+ tx_beacon_cmd->tx.rate_n_flags = iwl_hw_set_rate_n_flags(rate,
+ rate_flags);
return sizeof(*tx_beacon_cmd) + frame_size;
}
@@ -364,19 +404,20 @@ static int iwl_send_beacon_cmd(struct iwl_priv *priv)
struct iwl_frame *frame;
unsigned int frame_size;
int rc;
- u8 rate;
frame = iwl_get_free_frame(priv);
-
if (!frame) {
IWL_ERR(priv, "Could not obtain free frame buffer for beacon "
"command.\n");
return -ENOMEM;
}
- rate = iwl_rate_get_lowest_plcp(priv);
-
- frame_size = iwl_hw_get_beacon_cmd(priv, frame, rate);
+ frame_size = iwl_hw_get_beacon_cmd(priv, frame);
+ if (!frame_size) {
+ IWL_ERR(priv, "Error configuring the beacon command\n");
+ iwl_free_frame(priv, frame);
+ return -EINVAL;
+ }
rc = iwl_send_cmd_pdu(priv, REPLY_TX_BEACON, frame_size,
&frame->u.cmd[0]);
@@ -613,7 +654,7 @@ static void iwl_bg_statistics_periodic(unsigned long data)
if (!iwl_is_ready_rf(priv))
return;
- iwl_send_statistics_request(priv, CMD_ASYNC);
+ iwl_send_statistics_request(priv, CMD_ASYNC, false);
}
static void iwl_rx_beacon_notif(struct iwl_priv *priv,
@@ -730,7 +771,7 @@ static void iwl_setup_rx_handlers(struct iwl_priv *priv)
* statistics request from the host as well as for the periodic
* statistics notifications (after received beacons) from the uCode.
*/
- priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl_rx_statistics;
+ priv->rx_handlers[REPLY_STATISTICS_CMD] = iwl_reply_statistics;
priv->rx_handlers[STATISTICS_NOTIFICATION] = iwl_rx_statistics;
iwl_setup_spectrum_handlers(priv);
@@ -1038,7 +1079,6 @@ static void iwl_irq_tasklet_legacy(struct iwl_priv *priv)
if (inta & (CSR_INT_BIT_FH_RX | CSR_INT_BIT_SW_RX)) {
iwl_rx_handle(priv);
priv->isr_stats.rx++;
- iwl_leds_background(priv);
handled |= (CSR_INT_BIT_FH_RX | CSR_INT_BIT_SW_RX);
}
@@ -1226,19 +1266,27 @@ static void iwl_irq_tasklet(struct iwl_priv *priv)
* 3- update RX shared data to indicate last write index.
* 4- send interrupt.
* This could lead to RX race, driver could receive RX interrupt
- * but the shared data changes does not reflect this.
- * this could lead to RX race, RX periodic will solve this race
+ * but the shared data changes does not reflect this;
+ * periodic interrupt will detect any dangling Rx activity.
*/
- iwl_write32(priv, CSR_INT_PERIODIC_REG,
+
+ /* Disable periodic interrupt; we use it as just a one-shot. */
+ iwl_write8(priv, CSR_INT_PERIODIC_REG,
CSR_INT_PERIODIC_DIS);
iwl_rx_handle(priv);
- /* Only set RX periodic if real RX is received. */
+
+ /*
+ * Enable periodic interrupt in 8 msec only if we received
+ * real RX interrupt (instead of just periodic int), to catch
+ * any dangling Rx interrupt. If it was just the periodic
+ * interrupt, there was no dangling Rx activity, and no need
+ * to extend the periodic interrupt; one-shot is enough.
+ */
if (inta & (CSR_INT_BIT_FH_RX | CSR_INT_BIT_SW_RX))
- iwl_write32(priv, CSR_INT_PERIODIC_REG,
+ iwl_write8(priv, CSR_INT_PERIODIC_REG,
CSR_INT_PERIODIC_ENA);
priv->isr_stats.rx++;
- iwl_leds_background(priv);
}
/* This "Tx" DMA channel is used only for loading uCode */
@@ -1557,7 +1605,6 @@ static int iwl_read_ucode(struct iwl_priv *priv)
return ret;
}
-#ifdef CONFIG_IWLWIFI_DEBUG
static const char *desc_lookup_text[] = {
"OK",
"FAIL",
@@ -1710,10 +1757,42 @@ static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
spin_unlock_irqrestore(&priv->reg_lock, reg_flags);
}
+/**
+ * iwl_print_last_event_logs - Dump the newest # of event log to syslog
+ */
+static void iwl_print_last_event_logs(struct iwl_priv *priv, u32 capacity,
+ u32 num_wraps, u32 next_entry,
+ u32 size, u32 mode)
+{
+ /*
+ * display the newest DEFAULT_LOG_ENTRIES entries
+ * i.e the entries just before the next ont that uCode would fill.
+ */
+ if (num_wraps) {
+ if (next_entry < size) {
+ iwl_print_event_log(priv,
+ capacity - (size - next_entry),
+ size - next_entry, mode);
+ iwl_print_event_log(priv, 0,
+ next_entry, mode);
+ } else
+ iwl_print_event_log(priv, next_entry - size,
+ size, mode);
+ } else {
+ if (next_entry < size)
+ iwl_print_event_log(priv, 0, next_entry, mode);
+ else
+ iwl_print_event_log(priv, next_entry - size,
+ size, mode);
+ }
+}
+
/* For sanity check only. Actual size is determined by uCode, typ. 512 */
#define MAX_EVENT_LOG_SIZE (512)
-void iwl_dump_nic_event_log(struct iwl_priv *priv)
+#define DEFAULT_DUMP_EVENT_LOG_ENTRIES (20)
+
+void iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log)
{
u32 base; /* SRAM byte address of event log header */
u32 capacity; /* event log capacity in # entries */
@@ -1758,19 +1837,37 @@ void iwl_dump_nic_event_log(struct iwl_priv *priv)
return;
}
- IWL_ERR(priv, "Start IWL Event Log Dump: display count %d, wraps %d\n",
- size, num_wraps);
-
- /* if uCode has wrapped back to top of log, start at the oldest entry,
- * i.e the next one that uCode would fill. */
- if (num_wraps)
- iwl_print_event_log(priv, next_entry,
- capacity - next_entry, mode);
- /* (then/else) start at top of log */
- iwl_print_event_log(priv, 0, next_entry, mode);
+#ifdef CONFIG_IWLWIFI_DEBUG
+ if (!(iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS))
+ size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
+ ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
+#else
+ size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
+ ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
+#endif
+ IWL_ERR(priv, "Start IWL Event Log Dump: display last %u entries\n",
+ size);
-}
+#ifdef CONFIG_IWLWIFI_DEBUG
+ if ((iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) || full_log) {
+ /*
+ * if uCode has wrapped back to top of log,
+ * start at the oldest entry,
+ * i.e the next one that uCode would fill.
+ */
+ if (num_wraps)
+ iwl_print_event_log(priv, next_entry,
+ capacity - next_entry, mode);
+ /* (then/else) start at top of log */
+ iwl_print_event_log(priv, 0, next_entry, mode);
+ } else
+ iwl_print_last_event_logs(priv, capacity, num_wraps,
+ next_entry, size, mode);
+#else
+ iwl_print_last_event_logs(priv, capacity, num_wraps,
+ next_entry, size, mode);
#endif
+}
/**
* iwl_alive_start - called after REPLY_ALIVE notification received
@@ -2360,16 +2457,14 @@ static int iwl_setup_mac(struct iwl_priv *priv)
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC);
- hw->wiphy->custom_regulatory = true;
-
- /* Firmware does not support this */
- hw->wiphy->disable_beacon_hints = true;
+ hw->wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY |
+ WIPHY_FLAG_DISABLE_BEACON_HINTS;
/*
* For now, disable PS by default because it affects
* RX performance significantly.
*/
- hw->wiphy->ps_default = false;
+ hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
/* we create the 802.11 header and a zero-length SSID element */
@@ -2523,6 +2618,10 @@ void iwl_config_ap(struct iwl_priv *priv)
IWL_WARN(priv, "REPLY_RXON_TIMING failed - "
"Attempting to continue.\n");
+ /* AP has all antennas */
+ priv->chain_noise_data.active_chains =
+ priv->hw_params.valid_rx_ant;
+ iwl_set_rxon_ht(priv, &priv->current_ht_config);
if (priv->cfg->ops->hcmd->set_rxon_chain)
priv->cfg->ops->hcmd->set_rxon_chain(priv);
@@ -2551,6 +2650,7 @@ void iwl_config_ap(struct iwl_priv *priv)
/* restore RXON assoc */
priv->staging_rxon.filter_flags |= RXON_FILTER_ASSOC_MSK;
iwlcore_commit_rxon(priv);
+ iwl_reset_qos(priv);
spin_lock_irqsave(&priv->lock, flags);
iwl_activate_qos(priv, 1);
spin_unlock_irqrestore(&priv->lock, flags);
@@ -2646,6 +2746,7 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
}
static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn)
{
@@ -2699,6 +2800,45 @@ static int iwl_mac_get_stats(struct ieee80211_hw *hw,
return 0;
}
+static void iwl_mac_sta_notify(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ enum sta_notify_cmd cmd,
+ struct ieee80211_sta *sta)
+{
+ struct iwl_priv *priv = hw->priv;
+ struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
+ int sta_id;
+
+ /*
+ * TODO: We really should use this callback to
+ * actually maintain the station table in
+ * the device.
+ */
+
+ switch (cmd) {
+ case STA_NOTIFY_ADD:
+ atomic_set(&sta_priv->pending_frames, 0);
+ if (vif->type == NL80211_IFTYPE_AP)
+ sta_priv->client = true;
+ break;
+ case STA_NOTIFY_SLEEP:
+ WARN_ON(!sta_priv->client);
+ sta_priv->asleep = true;
+ if (atomic_read(&sta_priv->pending_frames) > 0)
+ ieee80211_sta_block_awake(hw, sta, true);
+ break;
+ case STA_NOTIFY_AWAKE:
+ WARN_ON(!sta_priv->client);
+ sta_priv->asleep = false;
+ sta_id = iwl_find_station(priv, sta->addr);
+ if (sta_id != IWL_INVALID_STATION)
+ iwl_sta_modify_ps_wake(priv, sta_id);
+ break;
+ default:
+ break;
+ }
+}
+
/*****************************************************************************
*
* sysfs attributes
@@ -2893,7 +3033,7 @@ static ssize_t show_statistics(struct device *d,
return -EAGAIN;
mutex_lock(&priv->mutex);
- rc = iwl_send_statistics_request(priv, 0);
+ rc = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->mutex);
if (rc) {
@@ -3045,10 +3185,6 @@ static int iwl_init_drv(struct iwl_priv *priv)
priv->band = IEEE80211_BAND_2GHZ;
priv->iw_mode = NL80211_IFTYPE_STATION;
- if (priv->cfg->support_sm_ps)
- priv->current_ht_config.sm_ps = WLAN_HT_CAP_SM_PS_DYNAMIC;
- else
- priv->current_ht_config.sm_ps = WLAN_HT_CAP_SM_PS_DISABLED;
/* Choose which receivers/antennas to use */
if (priv->cfg->ops->hcmd->set_rxon_chain)
@@ -3130,7 +3266,8 @@ static struct ieee80211_ops iwl_hw_ops = {
.reset_tsf = iwl_mac_reset_tsf,
.bss_info_changed = iwl_bss_info_changed,
.ampdu_action = iwl_mac_ampdu_action,
- .hw_scan = iwl_mac_hw_scan
+ .hw_scan = iwl_mac_hw_scan,
+ .sta_notify = iwl_mac_sta_notify,
};
static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
@@ -3454,23 +3591,63 @@ static struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x4230, PCI_ANY_ID, iwl4965_agn_cfg)},
#endif /* CONFIG_IWL4965 */
#ifdef CONFIG_IWL5000
- {IWL_PCI_DEVICE(0x4232, 0x1205, iwl5100_bg_cfg)},
- {IWL_PCI_DEVICE(0x4232, 0x1305, iwl5100_bg_cfg)},
- {IWL_PCI_DEVICE(0x4232, 0x1206, iwl5100_abg_cfg)},
- {IWL_PCI_DEVICE(0x4232, 0x1306, iwl5100_abg_cfg)},
- {IWL_PCI_DEVICE(0x4232, 0x1326, iwl5100_abg_cfg)},
- {IWL_PCI_DEVICE(0x4237, 0x1216, iwl5100_abg_cfg)},
- {IWL_PCI_DEVICE(0x4232, PCI_ANY_ID, iwl5100_agn_cfg)},
- {IWL_PCI_DEVICE(0x4235, PCI_ANY_ID, iwl5300_agn_cfg)},
- {IWL_PCI_DEVICE(0x4236, PCI_ANY_ID, iwl5300_agn_cfg)},
- {IWL_PCI_DEVICE(0x4237, PCI_ANY_ID, iwl5100_agn_cfg)},
-/* 5350 WiFi/WiMax */
- {IWL_PCI_DEVICE(0x423A, 0x1001, iwl5350_agn_cfg)},
- {IWL_PCI_DEVICE(0x423A, 0x1021, iwl5350_agn_cfg)},
- {IWL_PCI_DEVICE(0x423B, 0x1011, iwl5350_agn_cfg)},
-/* 5150 Wifi/WiMax */
- {IWL_PCI_DEVICE(0x423C, PCI_ANY_ID, iwl5150_agn_cfg)},
- {IWL_PCI_DEVICE(0x423D, PCI_ANY_ID, iwl5150_agn_cfg)},
+/* 5100 Series WiFi */
+ {IWL_PCI_DEVICE(0x4232, 0x1201, iwl5100_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1301, iwl5100_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1204, iwl5100_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1304, iwl5100_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1205, iwl5100_bgn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1305, iwl5100_bgn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1206, iwl5100_abg_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1306, iwl5100_abg_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1221, iwl5100_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1321, iwl5100_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1224, iwl5100_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1324, iwl5100_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1225, iwl5100_bgn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1325, iwl5100_bgn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1226, iwl5100_abg_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4232, 0x1326, iwl5100_abg_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1211, iwl5100_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1311, iwl5100_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1214, iwl5100_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1314, iwl5100_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1215, iwl5100_bgn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1315, iwl5100_bgn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1216, iwl5100_abg_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4237, 0x1316, iwl5100_abg_cfg)}, /* Half Mini Card */
+
+/* 5300 Series WiFi */
+ {IWL_PCI_DEVICE(0x4235, 0x1021, iwl5300_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1121, iwl5300_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1024, iwl5300_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1124, iwl5300_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1001, iwl5300_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1101, iwl5300_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1004, iwl5300_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4235, 0x1104, iwl5300_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4236, 0x1011, iwl5300_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4236, 0x1111, iwl5300_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x4236, 0x1014, iwl5300_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x4236, 0x1114, iwl5300_agn_cfg)}, /* Half Mini Card */
+
+/* 5350 Series WiFi/WiMax */
+ {IWL_PCI_DEVICE(0x423A, 0x1001, iwl5350_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423A, 0x1021, iwl5350_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423B, 0x1011, iwl5350_agn_cfg)}, /* Mini Card */
+
+/* 5150 Series Wifi/WiMax */
+ {IWL_PCI_DEVICE(0x423C, 0x1201, iwl5150_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423C, 0x1301, iwl5150_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x423C, 0x1206, iwl5150_abg_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423C, 0x1306, iwl5150_abg_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x423C, 0x1221, iwl5150_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423C, 0x1321, iwl5150_agn_cfg)}, /* Half Mini Card */
+
+ {IWL_PCI_DEVICE(0x423D, 0x1211, iwl5150_agn_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423D, 0x1311, iwl5150_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x423D, 0x1216, iwl5150_abg_cfg)}, /* Mini Card */
+ {IWL_PCI_DEVICE(0x423D, 0x1316, iwl5150_abg_cfg)}, /* Half Mini Card */
/* 6x00 Series */
{IWL_PCI_DEVICE(0x422B, 0x1101, iwl6000_3agn_cfg)},
@@ -3485,13 +3662,10 @@ static struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x4239, 0x1316, iwl6000i_2abg_cfg)},
/* 6x50 WiFi/WiMax Series */
- {IWL_PCI_DEVICE(0x0086, 0x1101, iwl6050_3agn_cfg)},
- {IWL_PCI_DEVICE(0x0086, 0x1121, iwl6050_3agn_cfg)},
{IWL_PCI_DEVICE(0x0087, 0x1301, iwl6050_2agn_cfg)},
{IWL_PCI_DEVICE(0x0087, 0x1306, iwl6050_2abg_cfg)},
{IWL_PCI_DEVICE(0x0087, 0x1321, iwl6050_2agn_cfg)},
{IWL_PCI_DEVICE(0x0087, 0x1326, iwl6050_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0088, 0x1111, iwl6050_3agn_cfg)},
{IWL_PCI_DEVICE(0x0089, 0x1311, iwl6050_2agn_cfg)},
{IWL_PCI_DEVICE(0x0089, 0x1316, iwl6050_2abg_cfg)},
diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-calib.c
index d994de7438d8..95a57b36a7ea 100644
--- a/drivers/net/wireless/iwlwifi/iwl-calib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-calib.c
@@ -900,7 +900,7 @@ void iwl_reset_run_time_calib(struct iwl_priv *priv)
/* Ask for statistics now, the uCode will send notification
* periodically after association */
- iwl_send_statistics_request(priv, CMD_ASYNC);
+ iwl_send_statistics_request(priv, CMD_ASYNC, true);
}
EXPORT_SYMBOL(iwl_reset_run_time_calib);
diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 2857287be4fd..e91507531923 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -977,6 +977,7 @@ struct iwl_qosparam_cmd {
#define STA_MODIFY_TX_RATE_MSK 0x04
#define STA_MODIFY_ADDBA_TID_MSK 0x08
#define STA_MODIFY_DELBA_TID_MSK 0x10
+#define STA_MODIFY_SLEEP_TX_COUNT_MSK 0x20
/* Receiver address (actually, Rx station's index into station table),
* combined with Traffic ID (QOS priority), in format used by Tx Scheduler */
@@ -1107,7 +1108,14 @@ struct iwl4965_addsta_cmd {
* Set modify_mask bit STA_MODIFY_ADDBA_TID_MSK to use this field. */
__le16 add_immediate_ba_ssn;
- __le32 reserved2;
+ /*
+ * Number of packets OK to transmit to station even though
+ * it is asleep -- used to synchronise PS-poll and u-APSD
+ * responses while ucode keeps track of STA sleep state.
+ */
+ __le16 sleep_tx_count;
+
+ __le16 reserved2;
} __attribute__ ((packed));
/* 5000 */
@@ -1138,7 +1146,14 @@ struct iwl_addsta_cmd {
* Set modify_mask bit STA_MODIFY_ADDBA_TID_MSK to use this field. */
__le16 add_immediate_ba_ssn;
- __le32 reserved2;
+ /*
+ * Number of packets OK to transmit to station even though
+ * it is asleep -- used to synchronise PS-poll and u-APSD
+ * responses while ucode keeps track of STA sleep state.
+ */
+ __le16 sleep_tx_count;
+
+ __le16 reserved2;
} __attribute__ ((packed));
@@ -1690,6 +1705,21 @@ enum {
TX_ABORT_REQUIRED_MSK = 0x80000000, /* bits 31:31 */
};
+static inline u32 iwl_tx_status_to_mac80211(u32 status)
+{
+ status &= TX_STATUS_MSK;
+
+ switch (status) {
+ case TX_STATUS_SUCCESS:
+ case TX_STATUS_DIRECT_DONE:
+ return IEEE80211_TX_STAT_ACK;
+ case TX_STATUS_FAIL_DEST_PS:
+ return IEEE80211_TX_STAT_TX_FILTERED;
+ default:
+ return 0;
+ }
+}
+
static inline bool iwl_is_tx_success(u32 status)
{
status &= TX_STATUS_MSK;
@@ -3071,6 +3101,10 @@ struct statistics_general {
__le32 reserved3;
} __attribute__ ((packed));
+#define UCODE_STATISTICS_CLEAR_MSK (0x1 << 0)
+#define UCODE_STATISTICS_FREQUENCY_MSK (0x1 << 1)
+#define UCODE_STATISTICS_NARROW_BAND_MSK (0x1 << 2)
+
/*
* REPLY_STATISTICS_CMD = 0x9c,
* 3945 and 4965 identical.
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 6b18aab8fa9b..574d36658702 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -209,6 +209,7 @@ u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant)
}
return ant;
}
+EXPORT_SYMBOL(iwl_toggle_tx_ant);
const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
EXPORT_SYMBOL(iwl_bcast_addr);
@@ -255,7 +256,10 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
/* nic_init */
spin_lock_irqsave(&priv->lock, flags);
priv->cfg->ops->lib->apm_ops.init(priv);
- iwl_write32(priv, CSR_INT_COALESCING, 512 / 32);
+
+ /* Set interrupt coalescing timer to 512 usecs */
+ iwl_write8(priv, CSR_INT_COALESCING, 512 / 32);
+
spin_unlock_irqrestore(&priv->lock, flags);
ret = priv->cfg->ops->lib->apm_ops.set_pwr_src(priv, IWL_PWR_SRC_VMAIN);
@@ -446,13 +450,8 @@ static void iwlcore_init_ht_hw_capab(const struct iwl_priv *priv,
if (priv->cfg->ht_greenfield_support)
ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
- if (priv->cfg->support_sm_ps)
- ht_info->cap |= (IEEE80211_HT_CAP_SM_PS &
- (WLAN_HT_CAP_SM_PS_DYNAMIC << 2));
- else
- ht_info->cap |= (IEEE80211_HT_CAP_SM_PS &
- (WLAN_HT_CAP_SM_PS_DISABLED << 2));
-
+ ht_info->cap |= (IEEE80211_HT_CAP_SM_PS &
+ (priv->cfg->sm_ps_mode << 2));
max_bit_rate = MAX_BIT_RATE_20_MHZ;
if (priv->hw_params.ht40_channel & BIT(band)) {
ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
@@ -1007,25 +1006,23 @@ static int iwl_get_idle_rx_chain_count(struct iwl_priv *priv, int active_cnt)
int idle_cnt = active_cnt;
bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
- if (priv->cfg->support_sm_ps) {
- /* # Rx chains when idling and maybe trying to save power */
- switch (priv->current_ht_config.sm_ps) {
- case WLAN_HT_CAP_SM_PS_STATIC:
- case WLAN_HT_CAP_SM_PS_DYNAMIC:
- idle_cnt = (is_cam) ? IWL_NUM_IDLE_CHAINS_DUAL :
- IWL_NUM_IDLE_CHAINS_SINGLE;
- break;
- case WLAN_HT_CAP_SM_PS_DISABLED:
- idle_cnt = (is_cam) ? active_cnt :
- IWL_NUM_IDLE_CHAINS_SINGLE;
- break;
- case WLAN_HT_CAP_SM_PS_INVALID:
- default:
- IWL_ERR(priv, "invalid sm_ps mode %d\n",
- priv->current_ht_config.sm_ps);
- WARN_ON(1);
- break;
- }
+ /* # Rx chains when idling and maybe trying to save power */
+ switch (priv->cfg->sm_ps_mode) {
+ case WLAN_HT_CAP_SM_PS_STATIC:
+ idle_cnt = (is_cam) ? active_cnt : IWL_NUM_IDLE_CHAINS_SINGLE;
+ break;
+ case WLAN_HT_CAP_SM_PS_DYNAMIC:
+ idle_cnt = (is_cam) ? IWL_NUM_IDLE_CHAINS_DUAL :
+ IWL_NUM_IDLE_CHAINS_SINGLE;
+ break;
+ case WLAN_HT_CAP_SM_PS_DISABLED:
+ break;
+ case WLAN_HT_CAP_SM_PS_INVALID:
+ default:
+ IWL_ERR(priv, "invalid sm_ps mode %u\n",
+ priv->cfg->sm_ps_mode);
+ WARN_ON(1);
+ break;
}
return idle_cnt;
}
@@ -1365,12 +1362,11 @@ void iwl_irq_handle_error(struct iwl_priv *priv)
/* Cancel currently queued command. */
clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
+ priv->cfg->ops->lib->dump_nic_error_log(priv);
+ priv->cfg->ops->lib->dump_nic_event_log(priv, false);
#ifdef CONFIG_IWLWIFI_DEBUG
- if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) {
- priv->cfg->ops->lib->dump_nic_error_log(priv);
- priv->cfg->ops->lib->dump_nic_event_log(priv);
+ if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS)
iwl_print_rx_config_cmd(priv);
- }
#endif
wake_up_interruptible(&priv->wait_command_queue);
@@ -1991,16 +1987,21 @@ int iwl_send_bt_config(struct iwl_priv *priv)
}
EXPORT_SYMBOL(iwl_send_bt_config);
-int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags)
+int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags, bool clear)
{
- u32 stat_flags = 0;
- struct iwl_host_cmd cmd = {
- .id = REPLY_STATISTICS_CMD,
- .flags = flags,
- .len = sizeof(stat_flags),
- .data = (u8 *) &stat_flags,
+ struct iwl_statistics_cmd statistics_cmd = {
+ .configuration_flags =
+ clear ? IWL_STATS_CONF_CLEAR_STATS : 0,
};
- return iwl_send_cmd(priv, &cmd);
+
+ if (flags & CMD_ASYNC)
+ return iwl_send_cmd_pdu_async(priv, REPLY_STATISTICS_CMD,
+ sizeof(struct iwl_statistics_cmd),
+ &statistics_cmd, NULL);
+ else
+ return iwl_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
+ sizeof(struct iwl_statistics_cmd),
+ &statistics_cmd);
}
EXPORT_SYMBOL(iwl_send_statistics_request);
@@ -2477,6 +2478,16 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
} else {
priv->assoc_id = 0;
iwl_led_disassociate(priv);
+
+ /*
+ * inform the ucode that there is no longer an
+ * association and that no more packets should be
+ * send
+ */
+ priv->staging_rxon.filter_flags &=
+ ~RXON_FILTER_ASSOC_MSK;
+ priv->staging_rxon.assoc_id = 0;
+ iwlcore_commit_rxon(priv);
}
}
@@ -2492,6 +2503,14 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
}
}
+ if ((changes & BSS_CHANGED_BEACON_ENABLED) &&
+ vif->bss_conf.enable_beacon) {
+ memcpy(priv->staging_rxon.bssid_addr,
+ bss_conf->bssid, ETH_ALEN);
+ memcpy(priv->bssid, bss_conf->bssid, ETH_ALEN);
+ iwlcore_config_ap(priv);
+ }
+
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
@@ -3070,15 +3089,11 @@ const char *get_ctrl_string(int cmd)
}
}
-void iwl_clear_tx_stats(struct iwl_priv *priv)
+void iwl_clear_traffic_stats(struct iwl_priv *priv)
{
memset(&priv->tx_stats, 0, sizeof(struct traffic_stats));
-
-}
-
-void iwl_clear_rx_stats(struct iwl_priv *priv)
-{
memset(&priv->rx_stats, 0, sizeof(struct traffic_stats));
+ priv->led_tpt = 0;
}
/*
@@ -3171,6 +3186,7 @@ void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, u16 len)
stats->data_cnt++;
stats->data_bytes += len;
}
+ iwl_leds_background(priv);
}
EXPORT_SYMBOL(iwl_update_stats);
#endif
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 3f97036ac29b..cf7d3df0744e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -167,7 +167,7 @@ struct iwl_lib_ops {
int (*is_valid_rtc_data_addr)(u32 addr);
/* 1st ucode load */
int (*load_ucode)(struct iwl_priv *priv);
- void (*dump_nic_event_log)(struct iwl_priv *priv);
+ void (*dump_nic_event_log)(struct iwl_priv *priv, bool full_log);
void (*dump_nic_error_log)(struct iwl_priv *priv);
int (*set_channel_switch)(struct iwl_priv *priv, u16 channel);
/* power management */
@@ -228,7 +228,7 @@ struct iwl_mod_params {
* @chain_noise_num_beacons: number of beacons used to compute chain noise
* @adv_thermal_throttle: support advance thermal throttle
* @support_ct_kill_exit: support ct kill exit condition
- * @support_sm_ps: support spatial multiplexing power save
+ * @sm_ps_mode: spatial multiplexing power save mode
* @support_wimax_coexist: support wimax/wifi co-exist
*
* We enable the driver to be backward compatible wrt API version. The
@@ -285,7 +285,7 @@ struct iwl_cfg {
const bool supports_idle;
bool adv_thermal_throttle;
bool support_ct_kill_exit;
- bool support_sm_ps;
+ u8 sm_ps_mode;
const bool support_wimax_coexist;
};
@@ -353,8 +353,7 @@ void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
u16 length, struct ieee80211_hdr *header);
const char *get_mgmt_string(int cmd);
const char *get_ctrl_string(int cmd);
-void iwl_clear_tx_stats(struct iwl_priv *priv);
-void iwl_clear_rx_stats(struct iwl_priv *priv);
+void iwl_clear_traffic_stats(struct iwl_priv *priv);
void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
u16 len);
#else
@@ -390,6 +389,7 @@ static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
/* data */
stats->data_bytes += len;
}
+ iwl_leds_background(priv);
}
#endif
/*****************************************************
@@ -425,6 +425,8 @@ void iwl_rx_missed_beacon_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
void iwl_rx_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
+void iwl_reply_statistics(struct iwl_priv *priv,
+ struct iwl_rx_mem_buffer *rxb);
void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb);
/* TX helpers */
@@ -576,19 +578,11 @@ int iwl_pci_resume(struct pci_dev *pdev);
/*****************************************************
* Error Handling Debugging
******************************************************/
-#ifdef CONFIG_IWLWIFI_DEBUG
-void iwl_dump_nic_event_log(struct iwl_priv *priv);
void iwl_dump_nic_error_log(struct iwl_priv *priv);
+void iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log);
+#ifdef CONFIG_IWLWIFI_DEBUG
void iwl_print_rx_config_cmd(struct iwl_priv *priv);
#else
-static inline void iwl_dump_nic_event_log(struct iwl_priv *priv)
-{
-}
-
-static inline void iwl_dump_nic_error_log(struct iwl_priv *priv)
-{
-}
-
static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv)
{
}
@@ -669,7 +663,8 @@ static inline int iwl_is_ready_rf(struct iwl_priv *priv)
extern void iwl_rf_kill_ct_config(struct iwl_priv *priv);
extern int iwl_send_bt_config(struct iwl_priv *priv);
-extern int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags);
+extern int iwl_send_statistics_request(struct iwl_priv *priv,
+ u8 flags, bool clear);
extern int iwl_verify_ucode(struct iwl_priv *priv);
extern int iwl_send_lq_cmd(struct iwl_priv *priv,
struct iwl_link_quality_cmd *lq, u8 flags);
diff --git a/drivers/net/wireless/iwlwifi/iwl-csr.h b/drivers/net/wireless/iwlwifi/iwl-csr.h
index b6ed5a3147a1..a7bfae01f19b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-csr.h
+++ b/drivers/net/wireless/iwlwifi/iwl-csr.h
@@ -62,11 +62,29 @@
*****************************************************************************/
#ifndef __iwl_csr_h__
#define __iwl_csr_h__
-/*=== CSR (control and status registers) ===*/
+/*
+ * CSR (control and status registers)
+ *
+ * CSR registers are mapped directly into PCI bus space, and are accessible
+ * whenever platform supplies power to device, even when device is in
+ * low power states due to driver-invoked device resets
+ * (e.g. CSR_RESET_REG_FLAG_SW_RESET) or uCode-driven power-saving modes.
+ *
+ * Use iwl_write32() and iwl_read32() family to access these registers;
+ * these provide simple PCI bus access, without waking up the MAC.
+ * Do not use iwl_write_direct32() family for these registers;
+ * no need to "grab nic access" via CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ.
+ * The MAC (uCode processor, etc.) does not need to be powered up for accessing
+ * the CSR registers.
+ *
+ * NOTE: Newer devices using one-time-programmable (OTP) memory
+ * require device to be awake in order to read this memory
+ * via CSR_EEPROM and CSR_OTP registers
+ */
#define CSR_BASE (0x000)
#define CSR_HW_IF_CONFIG_REG (CSR_BASE+0x000) /* hardware interface config */
-#define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */
+#define CSR_INT_COALESCING (CSR_BASE+0x004) /* accum ints, 32-usec units */
#define CSR_INT (CSR_BASE+0x008) /* host interrupt status/ack */
#define CSR_INT_MASK (CSR_BASE+0x00c) /* host interrupt enable */
#define CSR_FH_INT_STATUS (CSR_BASE+0x010) /* busmaster int status/ack*/
@@ -74,42 +92,65 @@
#define CSR_RESET (CSR_BASE+0x020) /* busmaster enable, NMI, etc*/
#define CSR_GP_CNTRL (CSR_BASE+0x024)
+/* 2nd byte of CSR_INT_COALESCING, not accessible via iwl_write32()! */
+#define CSR_INT_PERIODIC_REG (CSR_BASE+0x005)
+
/*
* Hardware revision info
* Bit fields:
* 31-8: Reserved
- * 7-4: Type of device: 0x0 = 4965, 0xd = 3945
+ * 7-4: Type of device: see CSR_HW_REV_TYPE_xxx definitions
* 3-2: Revision step: 0 = A, 1 = B, 2 = C, 3 = D
- * 1-0: "Dash" value, as in A-1, etc.
+ * 1-0: "Dash" (-) value, as in A-1, etc.
*
* NOTE: Revision step affects calculation of CCK txpower for 4965.
+ * NOTE: See also CSR_HW_REV_WA_REG (work-around for bug in 4965).
*/
#define CSR_HW_REV (CSR_BASE+0x028)
-/* EEPROM reads */
+/*
+ * EEPROM and OTP (one-time-programmable) memory reads
+ *
+ * NOTE: For (newer) devices using OTP, device must be awake, initialized via
+ * apm_ops.init() in order to read. Older devices (3945/4965/5000)
+ * use EEPROM and do not require this.
+ */
#define CSR_EEPROM_REG (CSR_BASE+0x02c)
#define CSR_EEPROM_GP (CSR_BASE+0x030)
#define CSR_OTP_GP_REG (CSR_BASE+0x034)
+
#define CSR_GIO_REG (CSR_BASE+0x03C)
#define CSR_GP_UCODE_REG (CSR_BASE+0x048)
#define CSR_GP_DRIVER_REG (CSR_BASE+0x050)
+
+/*
+ * UCODE-DRIVER GP (general purpose) mailbox registers.
+ * SET/CLR registers set/clear bit(s) if "1" is written.
+ */
#define CSR_UCODE_DRV_GP1 (CSR_BASE+0x054)
#define CSR_UCODE_DRV_GP1_SET (CSR_BASE+0x058)
#define CSR_UCODE_DRV_GP1_CLR (CSR_BASE+0x05c)
#define CSR_UCODE_DRV_GP2 (CSR_BASE+0x060)
+
#define CSR_LED_REG (CSR_BASE+0x094)
#define CSR_DRAM_INT_TBL_REG (CSR_BASE+0x0A0)
+
+/* GIO Chicken Bits (PCI Express bus link power management) */
#define CSR_GIO_CHICKEN_BITS (CSR_BASE+0x100)
-#define CSR_INT_PERIODIC_REG (CSR_BASE+0x005)
/* Analog phase-lock-loop configuration */
#define CSR_ANA_PLL_CFG (CSR_BASE+0x20c)
+
/*
- * Indicates hardware rev, to determine CCK backoff for txpower calculation.
+ * CSR Hardware Revision Workaround Register. Indicates hardware rev;
+ * "step" determines CCK backoff for txpower calculation. Used for 4965 only.
+ * See also CSR_HW_REV register.
* Bit fields:
* 3-2: 0 = A, 1 = B, 2 = C, 3 = D step
+ * 1-0: "Dash" (-) value, as in C-1, etc.
*/
#define CSR_HW_REV_WA_REG (CSR_BASE+0x22C)
+
#define CSR_DBG_HPET_MEM_REG (CSR_BASE+0x240)
#define CSR_DBG_LINK_PWR_MGMT_REG (CSR_BASE+0x250)
@@ -126,14 +167,14 @@
#define CSR39_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_A (0x00000000)
#define CSR39_HW_IF_CONFIG_REG_BITS_SILICON_TYPE_B (0x00001000)
-#define CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A (0x00080000)
-#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM (0x00200000)
-#define CSR_HW_IF_CONFIG_REG_BIT_NIC_READY (0x00400000)
-#define CSR_HW_IF_CONFIG_REG_BIT_NIC_PREPARE_DONE (0x02000000)
-#define CSR_HW_IF_CONFIG_REG_PREPARE (0x08000000)
+#define CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A (0x00080000)
+#define CSR_HW_IF_CONFIG_REG_BIT_EEPROM_OWN_SEM (0x00200000)
+#define CSR_HW_IF_CONFIG_REG_BIT_NIC_READY (0x00400000) /* PCI_OWN_SEM */
+#define CSR_HW_IF_CONFIG_REG_BIT_NIC_PREPARE_DONE (0x02000000) /* ME_OWN */
+#define CSR_HW_IF_CONFIG_REG_PREPARE (0x08000000) /* WAKE_ME */
-#define CSR_INT_PERIODIC_DIS (0x00)
-#define CSR_INT_PERIODIC_ENA (0xFF)
+#define CSR_INT_PERIODIC_DIS (0x00) /* disable periodic int*/
+#define CSR_INT_PERIODIC_ENA (0xFF) /* 255*32 usec ~ 8 msec*/
/* interrupt flags in INTA, set by uCode or hardware (e.g. dma),
* acknowledged (reset) by host writing "1" to flagged bits. */
@@ -198,7 +239,44 @@
#define CSR_RESET_REG_FLAG_STOP_MASTER (0x00000200)
#define CSR_RESET_LINK_PWR_MGMT_DISABLED (0x80000000)
-/* GP (general purpose) CONTROL */
+/*
+ * GP (general purpose) CONTROL REGISTER
+ * Bit fields:
+ * 27: HW_RF_KILL_SW
+ * Indicates state of (platform's) hardware RF-Kill switch
+ * 26-24: POWER_SAVE_TYPE
+ * Indicates current power-saving mode:
+ * 000 -- No power saving
+ * 001 -- MAC power-down
+ * 010 -- PHY (radio) power-down
+ * 011 -- Error
+ * 9-6: SYS_CONFIG
+ * Indicates current system configuration, reflecting pins on chip
+ * as forced high/low by device circuit board.
+ * 4: GOING_TO_SLEEP
+ * Indicates MAC is entering a power-saving sleep power-down.
+ * Not a good time to access device-internal resources.
+ * 3: MAC_ACCESS_REQ
+ * Host sets this to request and maintain MAC wakeup, to allow host
+ * access to device-internal resources. Host must wait for
+ * MAC_CLOCK_READY (and !GOING_TO_SLEEP) before accessing non-CSR
+ * device registers.
+ * 2: INIT_DONE
+ * Host sets this to put device into fully operational D0 power mode.
+ * Host resets this after SW_RESET to put device into low power mode.
+ * 0: MAC_CLOCK_READY
+ * Indicates MAC (ucode processor, etc.) is powered up and can run.
+ * Internal resources are accessible.
+ * NOTE: This does not indicate that the processor is actually running.
+ * NOTE: This does not indicate that 4965 or 3945 has completed
+ * init or post-power-down restore of internal SRAM memory.
+ * Use CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP as indication that
+ * SRAM is restored and uCode is in normal operation mode.
+ * Later devices (5xxx/6xxx/1xxx) use non-volatile SRAM, and
+ * do not need to save/restore it.
+ * NOTE: After device reset, this bit remains "0" until host sets
+ * INIT_DONE
+ */
#define CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY (0x00000001)
#define CSR_GP_CNTRL_REG_FLAG_INIT_DONE (0x00000004)
#define CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ (0x00000008)
@@ -231,28 +309,58 @@
#define CSR_EEPROM_REG_MSK_DATA (0xFFFF0000)
/* EEPROM GP */
-#define CSR_EEPROM_GP_VALID_MSK (0x00000007)
+#define CSR_EEPROM_GP_VALID_MSK (0x00000007) /* signature */
#define CSR_EEPROM_GP_IF_OWNER_MSK (0x00000180)
+#define CSR_EEPROM_GP_BAD_SIGNATURE_BOTH_EEP_AND_OTP (0x00000000)
+#define CSR_EEPROM_GP_BAD_SIG_EEP_GOOD_SIG_OTP (0x00000001)
+#define CSR_EEPROM_GP_GOOD_SIG_EEP_LESS_THAN_4K (0x00000002)
+#define CSR_EEPROM_GP_GOOD_SIG_EEP_MORE_THAN_4K (0x00000004)
+
+/* One-time-programmable memory general purpose reg */
#define CSR_OTP_GP_REG_DEVICE_SELECT (0x00010000) /* 0 - EEPROM, 1 - OTP */
#define CSR_OTP_GP_REG_OTP_ACCESS_MODE (0x00020000) /* 0 - absolute, 1 - relative */
#define CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK (0x00100000) /* bit 20 */
#define CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK (0x00200000) /* bit 21 */
+
+/* GP REG */
#define CSR_GP_REG_POWER_SAVE_STATUS_MSK (0x03000000) /* bit 24/25 */
#define CSR_GP_REG_NO_POWER_SAVE (0x00000000)
#define CSR_GP_REG_MAC_POWER_SAVE (0x01000000)
#define CSR_GP_REG_PHY_POWER_SAVE (0x02000000)
#define CSR_GP_REG_POWER_SAVE_ERROR (0x03000000)
-/* EEPROM signature */
-#define CSR_EEPROM_GP_BAD_SIGNATURE_BOTH_EEP_AND_OTP (0x00000000)
-#define CSR_EEPROM_GP_BAD_SIG_EEP_GOOD_SIG_OTP (0x00000001)
-#define CSR_EEPROM_GP_GOOD_SIG_EEP_LESS_THAN_4K (0x00000002)
-#define CSR_EEPROM_GP_GOOD_SIG_EEP_MORE_THAN_4K (0x00000004)
/* CSR GIO */
#define CSR_GIO_REG_VAL_L0S_ENABLED (0x00000002)
-/* UCODE DRV GP */
+/*
+ * UCODE-DRIVER GP (general purpose) mailbox register 1
+ * Host driver and uCode write and/or read this register to communicate with
+ * each other.
+ * Bit fields:
+ * 4: UCODE_DISABLE
+ * Host sets this to request permanent halt of uCode, same as
+ * sending CARD_STATE command with "halt" bit set.
+ * 3: CT_KILL_EXIT
+ * Host sets this to request exit from CT_KILL state, i.e. host thinks
+ * device temperature is low enough to continue normal operation.
+ * 2: CMD_BLOCKED
+ * Host sets this during RF KILL power-down sequence (HW, SW, CT KILL)
+ * to release uCode to clear all Tx and command queues, enter
+ * unassociated mode, and power down.
+ * NOTE: Some devices also use HBUS_TARG_MBX_C register for this bit.
+ * 1: SW_BIT_RFKILL
+ * Host sets this when issuing CARD_STATE command to request
+ * device sleep.
+ * 0: MAC_SLEEP
+ * uCode sets this when preparing a power-saving power-down.
+ * uCode resets this when power-up is complete and SRAM is sane.
+ * NOTE: 3945/4965 saves internal SRAM data to host when powering down,
+ * and must restore this data after powering back up.
+ * MAC_SLEEP is the best indication that restore is complete.
+ * Later devices (5xxx/6xxx/1xxx) use non-volatile SRAM, and
+ * do not need to save/restore it.
+ */
#define CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP (0x00000001)
#define CSR_UCODE_SW_BIT_RFKILL (0x00000002)
#define CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED (0x00000004)
@@ -265,7 +373,7 @@
#define CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA (0x00000002)
-/* GI Chicken Bits */
+/* GIO Chicken Bits (PCI Express bus link power management) */
#define CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX (0x00800000)
#define CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER (0x20000000)
@@ -285,8 +393,23 @@
#define CSR_DRAM_INT_TBL_ENABLE (1 << 31)
#define CSR_DRAM_INIT_TBL_WRAP_CHECK (1 << 27)
-/*=== HBUS (Host-side Bus) ===*/
+/*
+ * HBUS (Host-side Bus)
+ *
+ * HBUS registers are mapped directly into PCI bus space, but are used
+ * to indirectly access device's internal memory or registers that
+ * may be powered-down.
+ *
+ * Use iwl_write_direct32()/iwl_read_direct32() family for these registers;
+ * host must "grab nic access" via CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ
+ * to make sure the MAC (uCode processor, etc.) is powered up for accessing
+ * internal resources.
+ *
+ * Do not use iwl_write32()/iwl_read32() family to access these registers;
+ * these provide only simple PCI bus access, without waking up the MAC.
+ */
#define HBUS_BASE (0x400)
+
/*
* Registers for accessing device's internal SRAM memory (e.g. SCD SRAM
* structures, error log, event log, verifying uCode load).
@@ -301,6 +424,10 @@
#define HBUS_TARG_MEM_WDAT (HBUS_BASE+0x018)
#define HBUS_TARG_MEM_RDAT (HBUS_BASE+0x01c)
+/* Mailbox C, used as workaround alternative to CSR_UCODE_DRV_GP1 mailbox */
+#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
+#define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED (0x00000004)
+
/*
* Registers for accessing device's internal peripheral registers
* (e.g. SCD, BSM, etc.). First write to address register,
@@ -315,16 +442,12 @@
#define HBUS_TARG_PRPH_RDAT (HBUS_BASE+0x050)
/*
- * Per-Tx-queue write pointer (index, really!) (3945 and 4965).
+ * Per-Tx-queue write pointer (index, really!)
* Indicates index to next TFD that driver will fill (1 past latest filled).
* Bit usage:
* 0-7: queue write index
* 11-8: queue selector
*/
#define HBUS_TARG_WRPTR (HBUS_BASE+0x060)
-#define HBUS_TARG_MBX_C (HBUS_BASE+0x030)
-
-#define HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED (0x00000004)
-
#endif /* !__iwl_csr_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h
index 96c92eab692a..d61293ab67c9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-debug.h
@@ -107,6 +107,8 @@ struct iwl_debugfs {
struct dentry *file_chain_noise;
struct dentry *file_tx_power;
struct dentry *file_power_save_status;
+ struct dentry *file_clear_ucode_statistics;
+ struct dentry *file_clear_traffic_statistics;
} dbgfs_debug_files;
u32 sram_offset;
u32 sram_len;
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index 8784911fd56e..21e0f6699daf 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -47,9 +47,9 @@
goto err; \
} while (0)
-#define DEBUGFS_ADD_FILE(name, parent) do { \
+#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
dbgfs->dbgfs_##parent##_files.file_##name = \
- debugfs_create_file(#name, S_IWUSR | S_IRUSR, \
+ debugfs_create_file(#name, mode, \
dbgfs->dir_##parent, priv, \
&iwl_dbgfs_##name##_ops); \
if (!(dbgfs->dbgfs_##parent##_files.file_##name)) \
@@ -131,21 +131,22 @@ static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
int cnt;
ssize_t ret;
- const size_t bufsz = 100 + sizeof(char) * 24 * (MANAGEMENT_MAX + CONTROL_MAX);
+ const size_t bufsz = 100 +
+ sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
pos += scnprintf(buf + pos, bufsz - pos,
- "\t%s\t\t: %u\n",
+ "\t%25s\t\t: %u\n",
get_mgmt_string(cnt),
priv->tx_stats.mgmt[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
pos += scnprintf(buf + pos, bufsz - pos,
- "\t%s\t\t: %u\n",
+ "\t%25s\t\t: %u\n",
get_ctrl_string(cnt),
priv->tx_stats.ctrl[cnt]);
}
@@ -159,7 +160,7 @@ static ssize_t iwl_dbgfs_tx_statistics_read(struct file *file,
return ret;
}
-static ssize_t iwl_dbgfs_tx_statistics_write(struct file *file,
+static ssize_t iwl_dbgfs_clear_traffic_statistics_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
@@ -174,8 +175,7 @@ static ssize_t iwl_dbgfs_tx_statistics_write(struct file *file,
return -EFAULT;
if (sscanf(buf, "%x", &clear_flag) != 1)
return -EFAULT;
- if (clear_flag == 1)
- iwl_clear_tx_stats(priv);
+ iwl_clear_traffic_stats(priv);
return count;
}
@@ -190,7 +190,7 @@ static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
int cnt;
ssize_t ret;
const size_t bufsz = 100 +
- sizeof(char) * 24 * (MANAGEMENT_MAX + CONTROL_MAX);
+ sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
@@ -198,14 +198,14 @@ static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
pos += scnprintf(buf + pos, bufsz - pos,
- "\t%s\t\t: %u\n",
+ "\t%25s\t\t: %u\n",
get_mgmt_string(cnt),
priv->rx_stats.mgmt[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
pos += scnprintf(buf + pos, bufsz - pos,
- "\t%s\t\t: %u\n",
+ "\t%25s\t\t: %u\n",
get_ctrl_string(cnt),
priv->rx_stats.ctrl[cnt]);
}
@@ -220,26 +220,6 @@ static ssize_t iwl_dbgfs_rx_statistics_read(struct file *file,
return ret;
}
-static ssize_t iwl_dbgfs_rx_statistics_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct iwl_priv *priv = file->private_data;
- u32 clear_flag;
- char buf[8];
- int buf_size;
-
- memset(buf, 0, sizeof(buf));
- buf_size = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, buf_size))
- return -EFAULT;
- if (sscanf(buf, "%x", &clear_flag) != 1)
- return -EFAULT;
- if (clear_flag == 1)
- iwl_clear_rx_stats(priv);
- return count;
-}
-
#define BYTE1_MASK 0x000000ff;
#define BYTE2_MASK 0x0000ffff;
#define BYTE3_MASK 0x00ffffff;
@@ -248,13 +228,29 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
size_t count, loff_t *ppos)
{
u32 val;
- char buf[1024];
+ char *buf;
ssize_t ret;
int i;
int pos = 0;
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
- const size_t bufsz = sizeof(buf);
-
+ size_t bufsz;
+
+ /* default is to dump the entire data segment */
+ if (!priv->dbgfs->sram_offset && !priv->dbgfs->sram_len) {
+ priv->dbgfs->sram_offset = 0x800000;
+ if (priv->ucode_type == UCODE_INIT)
+ priv->dbgfs->sram_len = priv->ucode_init_data.len;
+ else
+ priv->dbgfs->sram_len = priv->ucode_data.len;
+ }
+ bufsz = 30 + priv->dbgfs->sram_len * sizeof(char) * 10;
+ buf = kmalloc(bufsz, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+ pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
+ priv->dbgfs->sram_len);
+ pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
+ priv->dbgfs->sram_offset);
for (i = priv->dbgfs->sram_len; i > 0; i -= 4) {
val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \
priv->dbgfs->sram_len - i);
@@ -271,11 +267,14 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
break;
}
}
+ if (!(i % 16))
+ pos += scnprintf(buf + pos, bufsz - pos, "\n");
pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+ kfree(buf);
return ret;
}
@@ -335,8 +334,6 @@ static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
pos += scnprintf(buf + pos, bufsz - pos,
"flags: 0x%x\n",
station->sta.station_flags_msk);
- pos += scnprintf(buf + pos, bufsz - pos,
- "ps_status: %u\n", station->ps_status);
pos += scnprintf(buf + pos, bufsz - pos, "tid data:\n");
pos += scnprintf(buf + pos, bufsz - pos,
"seq_num\t\ttxq_id");
@@ -439,7 +436,7 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file,
if (sscanf(buf, "%d", &event_log_flag) != 1)
return -EFAULT;
if (event_log_flag == 1)
- priv->cfg->ops->lib->dump_nic_event_log(priv);
+ priv->cfg->ops->lib->dump_nic_event_log(priv, true);
return count;
}
@@ -986,7 +983,7 @@ static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
int pos = 0;
int cnt;
int ret;
- const size_t bufsz = sizeof(char) * 60 * priv->cfg->num_of_queues;
+ const size_t bufsz = sizeof(char) * 64 * priv->cfg->num_of_queues;
if (!priv->txq) {
IWL_ERR(priv, "txq not ready\n");
@@ -1042,10 +1039,6 @@ static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
-#define UCODE_STATISTICS_CLEAR_MSK (0x1 << 0)
-#define UCODE_STATISTICS_FREQUENCY_MSK (0x1 << 1)
-#define UCODE_STATISTICS_NARROW_BAND_MSK (0x1 << 2)
-
static int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf,
int bufsz)
{
@@ -1092,7 +1085,7 @@ static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file,
/* make request to uCode to retrieve statistics information */
mutex_lock(&priv->mutex);
- ret = iwl_send_statistics_request(priv, 0);
+ ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->mutex);
if (ret) {
@@ -1398,7 +1391,7 @@ static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file,
/* make request to uCode to retrieve statistics information */
mutex_lock(&priv->mutex);
- ret = iwl_send_statistics_request(priv, 0);
+ ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->mutex);
if (ret) {
@@ -1542,7 +1535,7 @@ static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file,
/* make request to uCode to retrieve statistics information */
mutex_lock(&priv->mutex);
- ret = iwl_send_statistics_request(priv, 0);
+ ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->mutex);
if (ret) {
@@ -1770,7 +1763,7 @@ static ssize_t iwl_dbgfs_tx_power_read(struct file *file,
else {
/* make request to uCode to retrieve statistics information */
mutex_lock(&priv->mutex);
- ret = iwl_send_statistics_request(priv, 0);
+ ret = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->mutex);
if (ret) {
@@ -1828,8 +1821,32 @@ static ssize_t iwl_dbgfs_power_save_status_read(struct file *file,
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
-DEBUGFS_READ_WRITE_FILE_OPS(rx_statistics);
-DEBUGFS_READ_WRITE_FILE_OPS(tx_statistics);
+static ssize_t iwl_dbgfs_clear_ucode_statistics_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_priv *priv = file->private_data;
+ char buf[8];
+ int buf_size;
+ int clear;
+
+ memset(buf, 0, sizeof(buf));
+ buf_size = min(count, sizeof(buf) - 1);
+ if (copy_from_user(buf, user_buf, buf_size))
+ return -EFAULT;
+ if (sscanf(buf, "%d", &clear) != 1)
+ return -EFAULT;
+
+ /* make request to uCode to retrieve statistics information */
+ mutex_lock(&priv->mutex);
+ iwl_send_statistics_request(priv, CMD_SYNC, true);
+ mutex_unlock(&priv->mutex);
+
+ return count;
+}
+
+DEBUGFS_READ_FILE_OPS(rx_statistics);
+DEBUGFS_READ_FILE_OPS(tx_statistics);
DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
DEBUGFS_READ_FILE_OPS(rx_queue);
DEBUGFS_READ_FILE_OPS(tx_queue);
@@ -1840,6 +1857,8 @@ DEBUGFS_READ_FILE_OPS(sensitivity);
DEBUGFS_READ_FILE_OPS(chain_noise);
DEBUGFS_READ_FILE_OPS(tx_power);
DEBUGFS_READ_FILE_OPS(power_save_status);
+DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics);
+DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics);
/*
* Create the debugfs files and directories
@@ -1868,32 +1887,34 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
DEBUGFS_ADD_DIR(data, dbgfs->dir_drv);
DEBUGFS_ADD_DIR(rf, dbgfs->dir_drv);
DEBUGFS_ADD_DIR(debug, dbgfs->dir_drv);
- DEBUGFS_ADD_FILE(nvm, data);
- DEBUGFS_ADD_FILE(sram, data);
- DEBUGFS_ADD_FILE(log_event, data);
- DEBUGFS_ADD_FILE(stations, data);
- DEBUGFS_ADD_FILE(channels, data);
- DEBUGFS_ADD_FILE(status, data);
- DEBUGFS_ADD_FILE(interrupt, data);
- DEBUGFS_ADD_FILE(qos, data);
- DEBUGFS_ADD_FILE(led, data);
- DEBUGFS_ADD_FILE(sleep_level_override, data);
- DEBUGFS_ADD_FILE(current_sleep_command, data);
- DEBUGFS_ADD_FILE(thermal_throttling, data);
- DEBUGFS_ADD_FILE(disable_ht40, data);
- DEBUGFS_ADD_FILE(rx_statistics, debug);
- DEBUGFS_ADD_FILE(tx_statistics, debug);
- DEBUGFS_ADD_FILE(traffic_log, debug);
- DEBUGFS_ADD_FILE(rx_queue, debug);
- DEBUGFS_ADD_FILE(tx_queue, debug);
- DEBUGFS_ADD_FILE(tx_power, debug);
- DEBUGFS_ADD_FILE(power_save_status, debug);
+ DEBUGFS_ADD_FILE(nvm, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(sram, data, S_IWUSR | S_IRUSR);
+ DEBUGFS_ADD_FILE(log_event, data, S_IWUSR);
+ DEBUGFS_ADD_FILE(stations, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(channels, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(status, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(interrupt, data, S_IWUSR | S_IRUSR);
+ DEBUGFS_ADD_FILE(qos, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(led, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(sleep_level_override, data, S_IWUSR | S_IRUSR);
+ DEBUGFS_ADD_FILE(current_sleep_command, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(thermal_throttling, data, S_IRUSR);
+ DEBUGFS_ADD_FILE(disable_ht40, data, S_IWUSR | S_IRUSR);
+ DEBUGFS_ADD_FILE(rx_statistics, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(tx_statistics, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(traffic_log, debug, S_IWUSR | S_IRUSR);
+ DEBUGFS_ADD_FILE(rx_queue, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(tx_queue, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(tx_power, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(power_save_status, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(clear_ucode_statistics, debug, S_IWUSR);
+ DEBUGFS_ADD_FILE(clear_traffic_statistics, debug, S_IWUSR);
if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
- DEBUGFS_ADD_FILE(ucode_rx_stats, debug);
- DEBUGFS_ADD_FILE(ucode_tx_stats, debug);
- DEBUGFS_ADD_FILE(ucode_general_stats, debug);
- DEBUGFS_ADD_FILE(sensitivity, debug);
- DEBUGFS_ADD_FILE(chain_noise, debug);
+ DEBUGFS_ADD_FILE(ucode_rx_stats, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(ucode_tx_stats, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(ucode_general_stats, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(sensitivity, debug, S_IRUSR);
+ DEBUGFS_ADD_FILE(chain_noise, debug, S_IRUSR);
}
DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal);
DEBUGFS_ADD_BOOL(disable_chain_noise, rf,
@@ -1941,6 +1962,10 @@ void iwl_dbgfs_unregister(struct iwl_priv *priv)
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_queue);
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_tx_power);
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.file_power_save_status);
+ DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
+ file_clear_ucode_statistics);
+ DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
+ file_clear_traffic_statistics);
if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) != CSR_HW_REV_TYPE_3945) {
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_debug_files.
file_ucode_rx_stats);
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 9dea8fa08c0e..2673e9a4db92 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -52,19 +52,16 @@ extern struct iwl_cfg iwl4965_agn_cfg;
extern struct iwl_cfg iwl5300_agn_cfg;
extern struct iwl_cfg iwl5100_agn_cfg;
extern struct iwl_cfg iwl5350_agn_cfg;
-extern struct iwl_cfg iwl5100_bg_cfg;
+extern struct iwl_cfg iwl5100_bgn_cfg;
extern struct iwl_cfg iwl5100_abg_cfg;
extern struct iwl_cfg iwl5150_agn_cfg;
-extern struct iwl_cfg iwl6000h_2agn_cfg;
-extern struct iwl_cfg iwl6000h_2abg_cfg;
-extern struct iwl_cfg iwl6000h_2bg_cfg;
+extern struct iwl_cfg iwl5150_abg_cfg;
extern struct iwl_cfg iwl6000i_2agn_cfg;
extern struct iwl_cfg iwl6000i_2abg_cfg;
extern struct iwl_cfg iwl6000i_2bg_cfg;
extern struct iwl_cfg iwl6000_3agn_cfg;
extern struct iwl_cfg iwl6050_2agn_cfg;
extern struct iwl_cfg iwl6050_2abg_cfg;
-extern struct iwl_cfg iwl6050_3agn_cfg;
extern struct iwl_cfg iwl1000_bgn_cfg;
extern struct iwl_cfg iwl1000_bg_cfg;
@@ -295,9 +292,6 @@ struct iwl_channel_info {
/* HT40 channel info */
s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
- s8 ht40_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */
- s8 ht40_min_power; /* always 0 */
- s8 ht40_scan_power; /* (dBm) eeprom, direct scans, any rate */
u8 ht40_flags; /* flags copied from EEPROM */
u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */
@@ -518,7 +512,6 @@ struct iwl_ht_config {
bool is_ht;
bool is_40mhz;
bool single_chain_sufficient;
- u8 sm_ps;
/* BSS related data */
u8 extension_chan_offset;
u8 ht_protection;
@@ -552,23 +545,10 @@ struct iwl_qos_info {
struct iwl_qosparam_cmd def_qos_parm;
};
-#define STA_PS_STATUS_WAKE 0
-#define STA_PS_STATUS_SLEEP 1
-
-
-struct iwl3945_station_entry {
- struct iwl3945_addsta_cmd sta;
- struct iwl_tid_data tid[MAX_TID_COUNT];
- u8 used;
- u8 ps_status;
- struct iwl_hw_key keyinfo;
-};
-
struct iwl_station_entry {
struct iwl_addsta_cmd sta;
struct iwl_tid_data tid[MAX_TID_COUNT];
u8 used;
- u8 ps_status;
struct iwl_hw_key keyinfo;
};
@@ -578,11 +558,12 @@ struct iwl_station_entry {
* When mac80211 creates a station it reserves some space (hw->sta_data_size)
* in the structure for use by driver. This structure is places in that
* space.
- *
- * At the moment use it for the station's rate scaling information.
*/
struct iwl_station_priv {
struct iwl_lq_sta lq_sta;
+ atomic_t pending_frames;
+ bool client;
+ bool asleep;
};
/* one for each uCode image (inst/data, boot/init/runtime) */
@@ -1254,6 +1235,7 @@ struct iwl_priv {
/* TX Power */
s8 tx_power_user_lmt;
s8 tx_power_device_lmt;
+ s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */
#ifdef CONFIG_IWLWIFI_DEBUG
diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.c b/drivers/net/wireless/iwlwifi/iwl-devtrace.c
index 4ef5acaa556d..e7d88d1da15d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-devtrace.c
+++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.c
@@ -5,6 +5,7 @@
#define CREATE_TRACE_POINTS
#include "iwl-devtrace.h"
+EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_iowrite8);
EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_ioread32);
EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_iowrite32);
EXPORT_TRACEPOINT_SYMBOL(iwlwifi_dev_rx);
diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h
index 8c7159208da1..21361968ab7e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h
+++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h
@@ -14,7 +14,7 @@ static inline void trace_ ## name(proto) {}
#define PRIV_ASSIGN __entry->priv = priv
#undef TRACE_SYSTEM
-#define TRACE_SYSTEM iwlwifi
+#define TRACE_SYSTEM iwlwifi_io
TRACE_EVENT(iwlwifi_dev_ioread32,
TP_PROTO(struct iwl_priv *priv, u32 offs, u32 val),
@@ -32,6 +32,22 @@ TRACE_EVENT(iwlwifi_dev_ioread32,
TP_printk("[%p] read io[%#x] = %#x", __entry->priv, __entry->offs, __entry->val)
);
+TRACE_EVENT(iwlwifi_dev_iowrite8,
+ TP_PROTO(struct iwl_priv *priv, u32 offs, u8 val),
+ TP_ARGS(priv, offs, val),
+ TP_STRUCT__entry(
+ PRIV_ENTRY
+ __field(u32, offs)
+ __field(u8, val)
+ ),
+ TP_fast_assign(
+ PRIV_ASSIGN;
+ __entry->offs = offs;
+ __entry->val = val;
+ ),
+ TP_printk("[%p] write io[%#x] = %#x)", __entry->priv, __entry->offs, __entry->val)
+);
+
TRACE_EVENT(iwlwifi_dev_iowrite32,
TP_PROTO(struct iwl_priv *priv, u32 offs, u32 val),
TP_ARGS(priv, offs, val),
@@ -48,6 +64,9 @@ TRACE_EVENT(iwlwifi_dev_iowrite32,
TP_printk("[%p] write io[%#x] = %#x)", __entry->priv, __entry->offs, __entry->val)
);
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM iwlwifi
+
TRACE_EVENT(iwlwifi_dev_hcmd,
TP_PROTO(struct iwl_priv *priv, void *hcmd, size_t len, u32 flags),
TP_ARGS(priv, hcmd, len, flags),
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
index 8a0709e81a9f..3946e5c03f81 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
@@ -518,6 +518,11 @@ int iwl_eeprom_init(struct iwl_priv *priv)
}
e = (u16 *)priv->eeprom;
+ if (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) {
+ /* OTP reads require powered-up chip */
+ priv->cfg->ops->lib->apm_ops.init(priv);
+ }
+
ret = priv->cfg->ops->lib->eeprom_ops.verify_signature(priv);
if (ret < 0) {
IWL_ERR(priv, "EEPROM not found, EEPROM_GP=0x%08x\n", gp);
@@ -532,10 +537,8 @@ int iwl_eeprom_init(struct iwl_priv *priv)
ret = -ENOENT;
goto err;
}
- if (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) {
- /* OTP reads require powered-up chip */
- priv->cfg->ops->lib->apm_ops.init(priv);
+ if (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP) {
ret = iwl_init_otp_access(priv);
if (ret) {
@@ -751,9 +754,6 @@ static int iwl_mod_ht40_chan_info(struct iwl_priv *priv,
ch_info->ht40_eeprom = *eeprom_ch;
ch_info->ht40_max_power_avg = eeprom_ch->max_power_avg;
- ch_info->ht40_curr_txpow = eeprom_ch->max_power_avg;
- ch_info->ht40_min_power = 0;
- ch_info->ht40_scan_power = eeprom_ch->max_power_avg;
ch_info->ht40_flags = eeprom_ch->flags;
ch_info->ht40_extension_channel &= ~clear_ht40_extension_channel;
@@ -765,7 +765,8 @@ static int iwl_mod_ht40_chan_info(struct iwl_priv *priv,
* find the highest tx power from all chains for the channel
*/
static s8 iwl_get_max_txpower_avg(struct iwl_priv *priv,
- struct iwl_eeprom_enhanced_txpwr *enhanced_txpower, int element)
+ struct iwl_eeprom_enhanced_txpwr *enhanced_txpower,
+ int element, s8 *max_txpower_in_half_dbm)
{
s8 max_txpower_avg = 0; /* (dBm) */
@@ -797,10 +798,14 @@ static s8 iwl_get_max_txpower_avg(struct iwl_priv *priv,
(enhanced_txpower[element].mimo3_max > max_txpower_avg))
max_txpower_avg = enhanced_txpower[element].mimo3_max;
- /* max. tx power in EEPROM is in 1/2 dBm format
- * convert from 1/2 dBm to dBm
+ /*
+ * max. tx power in EEPROM is in 1/2 dBm format
+ * convert from 1/2 dBm to dBm (round-up convert)
+ * but we also do not want to loss 1/2 dBm resolution which
+ * will impact performance
*/
- return max_txpower_avg >> 1;
+ *max_txpower_in_half_dbm = max_txpower_avg;
+ return (max_txpower_avg & 0x01) + (max_txpower_avg >> 1);
}
/**
@@ -809,7 +814,7 @@ static s8 iwl_get_max_txpower_avg(struct iwl_priv *priv,
*/
static s8 iwl_update_common_txpower(struct iwl_priv *priv,
struct iwl_eeprom_enhanced_txpwr *enhanced_txpower,
- int section, int element)
+ int section, int element, s8 *max_txpower_in_half_dbm)
{
struct iwl_channel_info *ch_info;
int ch;
@@ -823,25 +828,25 @@ static s8 iwl_update_common_txpower(struct iwl_priv *priv,
if (element == EEPROM_TXPOWER_COMMON_HT40_INDEX)
is_ht40 = true;
max_txpower_avg =
- iwl_get_max_txpower_avg(priv, enhanced_txpower, element);
+ iwl_get_max_txpower_avg(priv, enhanced_txpower,
+ element, max_txpower_in_half_dbm);
+
ch_info = priv->channel_info;
for (ch = 0; ch < priv->channel_count; ch++) {
/* find matching band and update tx power if needed */
if ((ch_info->band == enhinfo[section].band) &&
- (ch_info->max_power_avg < max_txpower_avg) && (!is_ht40)) {
+ (ch_info->max_power_avg < max_txpower_avg) &&
+ (!is_ht40)) {
/* Update regulatory-based run-time data */
ch_info->max_power_avg = ch_info->curr_txpow =
- max_txpower_avg;
+ max_txpower_avg;
ch_info->scan_power = max_txpower_avg;
}
if ((ch_info->band == enhinfo[section].band) && is_ht40 &&
- ch_info->ht40_max_power_avg &&
(ch_info->ht40_max_power_avg < max_txpower_avg)) {
/* Update regulatory-based run-time data */
ch_info->ht40_max_power_avg = max_txpower_avg;
- ch_info->ht40_curr_txpow = max_txpower_avg;
- ch_info->ht40_scan_power = max_txpower_avg;
}
ch_info++;
}
@@ -854,7 +859,7 @@ static s8 iwl_update_common_txpower(struct iwl_priv *priv,
*/
static s8 iwl_update_channel_txpower(struct iwl_priv *priv,
struct iwl_eeprom_enhanced_txpwr *enhanced_txpower,
- int section, int element)
+ int section, int element, s8 *max_txpower_in_half_dbm)
{
struct iwl_channel_info *ch_info;
int ch;
@@ -863,7 +868,8 @@ static s8 iwl_update_channel_txpower(struct iwl_priv *priv,
channel = enhinfo[section].iwl_eeprom_section_channel[element];
max_txpower_avg =
- iwl_get_max_txpower_avg(priv, enhanced_txpower, element);
+ iwl_get_max_txpower_avg(priv, enhanced_txpower,
+ element, max_txpower_in_half_dbm);
ch_info = priv->channel_info;
for (ch = 0; ch < priv->channel_count; ch++) {
@@ -877,12 +883,9 @@ static s8 iwl_update_channel_txpower(struct iwl_priv *priv,
ch_info->scan_power = max_txpower_avg;
}
if ((enhinfo[section].is_ht40) &&
- (ch_info->ht40_max_power_avg) &&
(ch_info->ht40_max_power_avg < max_txpower_avg)) {
/* Update regulatory-based run-time data */
ch_info->ht40_max_power_avg = max_txpower_avg;
- ch_info->ht40_curr_txpow = max_txpower_avg;
- ch_info->ht40_scan_power = max_txpower_avg;
}
break;
}
@@ -901,6 +904,7 @@ void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv)
struct iwl_eeprom_enhanced_txpwr *enhanced_txpower;
u32 offset;
s8 max_txpower_avg; /* (dBm) */
+ s8 max_txpower_in_half_dbm; /* (half-dBm) */
/* Loop through all the sections
* adjust bands and channel's max tx power
@@ -913,20 +917,43 @@ void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv)
enhanced_txpower = (struct iwl_eeprom_enhanced_txpwr *)
iwl_eeprom_query_addr(priv, offset);
+ /*
+ * check for valid entry -
+ * different version of EEPROM might contain different set
+ * of enhanced tx power table
+ * always check for valid entry before process
+ * the information
+ */
+ if (!enhanced_txpower->common || enhanced_txpower->reserved)
+ continue;
+
for (element = 0; element < eeprom_section_count; element++) {
if (enhinfo[section].is_common)
max_txpower_avg =
iwl_update_common_txpower(priv,
- enhanced_txpower, section, element);
+ enhanced_txpower, section,
+ element,
+ &max_txpower_in_half_dbm);
else
max_txpower_avg =
iwl_update_channel_txpower(priv,
- enhanced_txpower, section, element);
+ enhanced_txpower, section,
+ element,
+ &max_txpower_in_half_dbm);
/* Update the tx_power_user_lmt to the highest power
* supported by any channel */
if (max_txpower_avg > priv->tx_power_user_lmt)
priv->tx_power_user_lmt = max_txpower_avg;
+
+ /*
+ * Update the tx_power_lmt_in_half_dbm to
+ * the highest power supported by any channel
+ */
+ if (max_txpower_in_half_dbm >
+ priv->tx_power_lmt_in_half_dbm)
+ priv->tx_power_lmt_in_half_dbm =
+ max_txpower_in_half_dbm;
}
}
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
index 5ba5a4e9e49a..5cd2b66bbe45 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
@@ -127,19 +127,21 @@ struct iwl_eeprom_channel {
* Enhanced regulatory tx power portion of eeprom image can be broken down
* into individual structures; each one is 8 bytes in size and contain the
* following information
+ * @common: (desc + channel) not used by driver, should _NOT_ be "zero"
* @chain_a_max_pwr: chain a max power in 1/2 dBm
* @chain_b_max_pwr: chain b max power in 1/2 dBm
* @chain_c_max_pwr: chain c max power in 1/2 dBm
+ * @reserved: not used, should be "zero"
* @mimo2_max_pwr: mimo2 max power in 1/2 dBm
* @mimo3_max_pwr: mimo3 max power in 1/2 dBm
*
*/
struct iwl_eeprom_enhanced_txpwr {
- u16 reserved;
+ u16 common;
s8 chain_a_max;
s8 chain_b_max;
s8 chain_c_max;
- s8 reserved1;
+ s8 reserved;
s8 mimo2_max;
s8 mimo3_max;
} __attribute__ ((packed));
diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h
index d0a358c9d96b..e552d4c4bdbe 100644
--- a/drivers/net/wireless/iwlwifi/iwl-io.h
+++ b/drivers/net/wireless/iwlwifi/iwl-io.h
@@ -62,6 +62,26 @@
*
*/
+static inline void _iwl_write8(struct iwl_priv *priv, u32 ofs, u8 val)
+{
+ trace_iwlwifi_dev_iowrite8(priv, ofs, val);
+ iowrite8(val, priv->hw_base + ofs);
+}
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+static inline void __iwl_write8(const char *f, u32 l, struct iwl_priv *priv,
+ u32 ofs, u8 val)
+{
+ IWL_DEBUG_IO(priv, "write8(0x%08X, 0x%02X) - %s %d\n", ofs, val, f, l);
+ _iwl_write8(priv, ofs, val);
+}
+#define iwl_write8(priv, ofs, val) \
+ __iwl_write8(__FILE__, __LINE__, priv, ofs, val)
+#else
+#define iwl_write8(priv, ofs, val) _iwl_write8(priv, ofs, val)
+#endif
+
+
static inline void _iwl_write32(struct iwl_priv *priv, u32 ofs, u32 val)
{
trace_iwlwifi_dev_iowrite32(priv, ofs, val);
diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c
index 478c90511ebf..46c7a95b88f0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-led.c
@@ -219,7 +219,6 @@ EXPORT_SYMBOL(iwl_leds_background);
void iwl_leds_init(struct iwl_priv *priv)
{
priv->last_blink_rate = 0;
- priv->led_tpt = 0;
priv->last_blink_time = 0;
priv->allow_blinking = 0;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 9bce2c1625e3..8ccc0bb1d9ed 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -506,7 +506,7 @@ static void iwl_prepare_ct_kill_task(struct iwl_priv *priv)
{
IWL_DEBUG_POWER(priv, "Prepare to enter IWL_TI_CT_KILL\n");
/* make request to retrieve statistics information */
- iwl_send_statistics_request(priv, 0);
+ iwl_send_statistics_request(priv, CMD_SYNC, false);
/* Reschedule the ct_kill wait timer */
mod_timer(&priv->thermal_throttle.ct_kill_waiting_tm,
jiffies + msecs_to_jiffies(CT_KILL_WAITING_DURATION));
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index 61b3b0e6ed73..6090bc15a6d5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -477,7 +477,8 @@ int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
(rb_timeout << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)|
(rfdnlog << FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS));
- iwl_write32(priv, CSR_INT_COALESCING, 0x40);
+ /* Set interrupt coalescing timer to 64 x 32 = 2048 usecs */
+ iwl_write8(priv, CSR_INT_COALESCING, 0x40);
return 0;
}
@@ -635,6 +636,24 @@ void iwl_rx_statistics(struct iwl_priv *priv,
}
EXPORT_SYMBOL(iwl_rx_statistics);
+void iwl_reply_statistics(struct iwl_priv *priv,
+ struct iwl_rx_mem_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+
+ if (le32_to_cpu(pkt->u.stats.flag) & UCODE_STATISTICS_CLEAR_MSK) {
+ memset(&priv->statistics, 0,
+ sizeof(struct iwl_notif_statistics));
+#ifdef CONFIG_IWLWIFI_DEBUG
+ memset(&priv->accum_statistics, 0,
+ sizeof(struct iwl_notif_statistics));
+#endif
+ IWL_DEBUG_RX(priv, "Statistics have been cleared\n");
+ }
+ iwl_rx_statistics(priv, rxb);
+}
+EXPORT_SYMBOL(iwl_reply_statistics);
+
#define PERFECT_RSSI (-20) /* dBm */
#define WORST_RSSI (-95) /* dBm */
#define RSSI_RANGE (PERFECT_RSSI - WORST_RSSI)
@@ -1010,7 +1029,6 @@ void iwl_rx_reply_rx(struct iwl_priv *priv,
struct iwl4965_rx_mpdu_res_start *amsdu;
u32 len;
u32 ampdu_status;
- u16 fc;
u32 rate_n_flags;
/**
@@ -1143,20 +1161,8 @@ void iwl_rx_reply_rx(struct iwl_priv *priv,
priv->last_tsf = le64_to_cpu(phy_res->timestamp);
}
- fc = le16_to_cpu(header->frame_control);
- switch (fc & IEEE80211_FCTL_FTYPE) {
- case IEEE80211_FTYPE_MGMT:
- case IEEE80211_FTYPE_DATA:
- if (priv->iw_mode == NL80211_IFTYPE_AP)
- iwl_update_ps_mode(priv, fc & IEEE80211_FCTL_PM,
- header->addr2);
- /* fall through */
- default:
- iwl_pass_packet_to_mac80211(priv, header, len, ampdu_status,
- rxb, &rx_status);
- break;
-
- }
+ iwl_pass_packet_to_mac80211(priv, header, len, ampdu_status,
+ rxb, &rx_status);
}
EXPORT_SYMBOL(iwl_rx_reply_rx);
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index eba36f737388..cd6a6901216e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -1216,7 +1216,7 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid)
}
EXPORT_SYMBOL(iwl_sta_rx_agg_stop);
-static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
+void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
{
unsigned long flags;
@@ -1224,27 +1224,26 @@ static void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id)
priv->stations[sta_id].sta.station_flags &= ~STA_FLG_PWR_SAVE_MSK;
priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
priv->stations[sta_id].sta.sta.modify_mask = 0;
+ priv->stations[sta_id].sta.sleep_tx_count = 0;
priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
spin_unlock_irqrestore(&priv->sta_lock, flags);
iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
}
+EXPORT_SYMBOL(iwl_sta_modify_ps_wake);
-void iwl_update_ps_mode(struct iwl_priv *priv, u16 ps_bit, u8 *addr)
+void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt)
{
- /* FIXME: need locking over ps_status ??? */
- u8 sta_id = iwl_find_station(priv, addr);
+ unsigned long flags;
- if (sta_id != IWL_INVALID_STATION) {
- u8 sta_awake = priv->stations[sta_id].
- ps_status == STA_PS_STATUS_WAKE;
+ spin_lock_irqsave(&priv->sta_lock, flags);
+ priv->stations[sta_id].sta.station_flags |= STA_FLG_PWR_SAVE_MSK;
+ priv->stations[sta_id].sta.station_flags_msk = STA_FLG_PWR_SAVE_MSK;
+ priv->stations[sta_id].sta.sta.modify_mask =
+ STA_MODIFY_SLEEP_TX_COUNT_MSK;
+ priv->stations[sta_id].sta.sleep_tx_count = cpu_to_le16(cnt);
+ priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+ spin_unlock_irqrestore(&priv->sta_lock, flags);
- if (sta_awake && ps_bit)
- priv->stations[sta_id].ps_status = STA_PS_STATUS_SLEEP;
- else if (!sta_awake && !ps_bit) {
- iwl_sta_modify_ps_wake(priv, sta_id);
- priv->stations[sta_id].ps_status = STA_PS_STATUS_WAKE;
- }
- }
+ iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
}
-
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.h b/drivers/net/wireless/iwlwifi/iwl-sta.h
index 1c382de80d49..8d052de2d405 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.h
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.h
@@ -66,5 +66,6 @@ void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
int iwl_sta_rx_agg_start(struct iwl_priv *priv,
const u8 *addr, int tid, u16 ssn);
int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid);
-void iwl_update_ps_mode(struct iwl_priv *priv, u16 ps_bit, u8 *addr);
+void iwl_sta_modify_ps_wake(struct iwl_priv *priv, int sta_id);
+void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
#endif /* __iwl_sta_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 6199bf60d313..888a8e9fe9ef 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -710,6 +710,8 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_sta *sta = info->control.sta;
+ struct iwl_station_priv *sta_priv = NULL;
struct iwl_tx_queue *txq;
struct iwl_queue *q;
struct iwl_device_cmd *out_cmd;
@@ -772,6 +774,24 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
IWL_DEBUG_TX(priv, "station Id %d\n", sta_id);
+ if (sta)
+ sta_priv = (void *)sta->drv_priv;
+
+ if (sta_priv && sta_id != priv->hw_params.bcast_sta_id &&
+ sta_priv->asleep) {
+ WARN_ON(!(info->flags & IEEE80211_TX_CTL_PSPOLL_RESPONSE));
+ /*
+ * This sends an asynchronous command to the device,
+ * but we can rely on it being processed before the
+ * next frame is processed -- and the next frame to
+ * this station is the one that will consume this
+ * counter.
+ * For now set the counter to just 1 since we do not
+ * support uAPSD yet.
+ */
+ iwl_sta_modify_sleep_tx_count(priv, sta_id, 1);
+ }
+
txq_id = skb_get_queue_mapping(skb);
if (ieee80211_is_data_qos(fc)) {
qc = ieee80211_get_qos_ctl(hdr);
@@ -931,6 +951,17 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
ret = iwl_txq_update_write_ptr(priv, txq);
spin_unlock_irqrestore(&priv->lock, flags);
+ /*
+ * At this point the frame is "transmitted" successfully
+ * and we will get a TX status notification eventually,
+ * regardless of the value of ret. "ret" only indicates
+ * whether or not we should update the write pointer.
+ */
+
+ /* avoid atomic ops if it isn't an associated client */
+ if (sta_priv && sta_priv->client)
+ atomic_inc(&sta_priv->pending_frames);
+
if (ret)
return ret;
@@ -992,7 +1023,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
}
if (iwl_queue_space(q) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) {
- IWL_ERR(priv, "No space for Tx\n");
+ IWL_ERR(priv, "No space in command queue\n");
if (iwl_within_ct_kill_margin(priv))
iwl_tt_enter_ct_kill(priv);
else {
@@ -1075,6 +1106,24 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
return ret ? ret : idx;
}
+static void iwl_tx_status(struct iwl_priv *priv, struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_sta *sta;
+ struct iwl_station_priv *sta_priv;
+
+ sta = ieee80211_find_sta(priv->vif, hdr->addr1);
+ if (sta) {
+ sta_priv = (void *)sta->drv_priv;
+ /* avoid atomic ops if this isn't a client */
+ if (sta_priv->client &&
+ atomic_dec_return(&sta_priv->pending_frames) == 0)
+ ieee80211_sta_block_awake(priv->hw, sta, false);
+ }
+
+ ieee80211_tx_status_irqsafe(priv->hw, skb);
+}
+
int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
{
struct iwl_tx_queue *txq = &priv->txq[txq_id];
@@ -1094,7 +1143,7 @@ int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
tx_info = &txq->txb[txq->q.read_ptr];
- ieee80211_tx_status_irqsafe(priv->hw, tx_info->skb[0]);
+ iwl_tx_status(priv, tx_info->skb[0]);
tx_info->skb[0] = NULL;
if (priv->cfg->ops->lib->txq_inval_byte_cnt_tbl)
@@ -1264,7 +1313,7 @@ int iwl_tx_agg_start(struct iwl_priv *priv, const u8 *ra, u16 tid, u16 *ssn)
if (tid_data->tfds_in_queue == 0) {
IWL_DEBUG_HT(priv, "HW queue is empty\n");
tid_data->agg.state = IWL_AGG_ON;
- ieee80211_start_tx_ba_cb_irqsafe(priv->hw, ra, tid);
+ ieee80211_start_tx_ba_cb_irqsafe(priv->vif, ra, tid);
} else {
IWL_DEBUG_HT(priv, "HW queue is NOT empty: %d packets in HW queue\n",
tid_data->tfds_in_queue);
@@ -1329,7 +1378,7 @@ int iwl_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid)
if (ret)
return ret;
- ieee80211_stop_tx_ba_cb_irqsafe(priv->hw, ra, tid);
+ ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, ra, tid);
return 0;
}
@@ -1353,7 +1402,7 @@ int iwl_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id)
priv->cfg->ops->lib->txq_agg_disable(priv, txq_id,
ssn, tx_fifo);
tid_data->agg.state = IWL_AGG_OFF;
- ieee80211_stop_tx_ba_cb_irqsafe(priv->hw, addr, tid);
+ ieee80211_stop_tx_ba_cb_irqsafe(priv->vif, addr, tid);
}
break;
case IWL_EMPTYING_HW_QUEUE_ADDBA:
@@ -1361,7 +1410,7 @@ int iwl_txq_check_empty(struct iwl_priv *priv, int sta_id, u8 tid, int txq_id)
if (tid_data->tfds_in_queue == 0) {
IWL_DEBUG_HT(priv, "HW queue empty: continue ADDBA flow\n");
tid_data->agg.state = IWL_AGG_ON;
- ieee80211_start_tx_ba_cb_irqsafe(priv->hw, addr, tid);
+ ieee80211_start_tx_ba_cb_irqsafe(priv->vif, addr, tid);
}
break;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 5d26330b43e8..0db9b79a69a6 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -1483,7 +1483,6 @@ static inline void iwl_synchronize_irq(struct iwl_priv *priv)
tasklet_kill(&priv->irq_tasklet);
}
-#ifdef CONFIG_IWLWIFI_DEBUG
static const char *desc_lookup(int i)
{
switch (i) {
@@ -1614,10 +1613,42 @@ static void iwl3945_print_event_log(struct iwl_priv *priv, u32 start_idx,
spin_unlock_irqrestore(&priv->reg_lock, reg_flags);
}
+/**
+ * iwl3945_print_last_event_logs - Dump the newest # of event log to syslog
+ */
+static void iwl3945_print_last_event_logs(struct iwl_priv *priv, u32 capacity,
+ u32 num_wraps, u32 next_entry,
+ u32 size, u32 mode)
+{
+ /*
+ * display the newest DEFAULT_LOG_ENTRIES entries
+ * i.e the entries just before the next ont that uCode would fill.
+ */
+ if (num_wraps) {
+ if (next_entry < size) {
+ iwl3945_print_event_log(priv,
+ capacity - (size - next_entry),
+ size - next_entry, mode);
+ iwl3945_print_event_log(priv, 0,
+ next_entry, mode);
+ } else
+ iwl3945_print_event_log(priv, next_entry - size,
+ size, mode);
+ } else {
+ if (next_entry < size)
+ iwl3945_print_event_log(priv, 0, next_entry, mode);
+ else
+ iwl3945_print_event_log(priv, next_entry - size,
+ size, mode);
+ }
+}
+
/* For sanity check only. Actual size is determined by uCode, typ. 512 */
#define IWL3945_MAX_EVENT_LOG_SIZE (512)
-void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
+#define DEFAULT_IWL3945_DUMP_EVENT_LOG_ENTRIES (20)
+
+void iwl3945_dump_nic_event_log(struct iwl_priv *priv, bool full_log)
{
u32 base; /* SRAM byte address of event log header */
u32 capacity; /* event log capacity in # entries */
@@ -1658,8 +1689,17 @@ void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
return;
}
- IWL_ERR(priv, "Start IWL Event Log Dump: display count %d, wraps %d\n",
- size, num_wraps);
+#ifdef CONFIG_IWLWIFI_DEBUG
+ if (!(iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS))
+ size = (size > DEFAULT_IWL3945_DUMP_EVENT_LOG_ENTRIES)
+ ? DEFAULT_IWL3945_DUMP_EVENT_LOG_ENTRIES : size;
+#else
+ size = (size > DEFAULT_IWL3945_DUMP_EVENT_LOG_ENTRIES)
+ ? DEFAULT_IWL3945_DUMP_EVENT_LOG_ENTRIES : size;
+#endif
+
+ IWL_ERR(priv, "Start IWL Event Log Dump: display last %d count\n",
+ size);
/* if uCode has wrapped back to top of log, start at the oldest entry,
* i.e the next one that uCode would fill. */
@@ -1670,18 +1710,28 @@ void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
/* (then/else) start at top of log */
iwl3945_print_event_log(priv, 0, next_entry, mode);
-}
+#ifdef CONFIG_IWLWIFI_DEBUG
+ if ((iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) || full_log) {
+ /* if uCode has wrapped back to top of log,
+ * start at the oldest entry,
+ * i.e the next one that uCode would fill.
+ */
+ if (num_wraps)
+ iwl3945_print_event_log(priv, next_entry,
+ capacity - next_entry, mode);
+
+ /* (then/else) start at top of log */
+ iwl3945_print_event_log(priv, 0, next_entry, mode);
+ } else
+ iwl3945_print_last_event_logs(priv, capacity, num_wraps,
+ next_entry, size, mode);
#else
-void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
-{
-}
+ iwl3945_print_last_event_logs(priv, capacity, num_wraps,
+ next_entry, size, mode);
+#endif
-void iwl3945_dump_nic_error_log(struct iwl_priv *priv)
-{
}
-#endif
-
static void iwl3945_irq_tasklet(struct iwl_priv *priv)
{
u32 inta, handled = 0;
@@ -2494,7 +2544,7 @@ static void iwl3945_alive_start(struct iwl_priv *priv)
priv->active_rate = priv->rates_mask;
priv->active_rate_basic = priv->rates_mask & IWL_BASIC_RATES_MASK;
- iwl_power_update_mode(priv, false);
+ iwl_power_update_mode(priv, true);
if (iwl_is_associated(priv)) {
struct iwl3945_rxon_cmd *active_rxon =
@@ -3650,7 +3700,7 @@ static ssize_t show_statistics(struct device *d,
return -EAGAIN;
mutex_lock(&priv->mutex);
- rc = iwl_send_statistics_request(priv, 0);
+ rc = iwl_send_statistics_request(priv, CMD_SYNC, false);
mutex_unlock(&priv->mutex);
if (rc) {
@@ -3905,10 +3955,8 @@ static int iwl3945_setup_mac(struct iwl_priv *priv)
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC);
- hw->wiphy->custom_regulatory = true;
-
- /* Firmware does not support this */
- hw->wiphy->disable_beacon_hints = true;
+ hw->wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY |
+ WIPHY_FLAG_DISABLE_BEACON_HINTS;
hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX_3945;
/* we create the 802.11 header and a zero-length SSID element */
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index fc4ec48eda12..88e41176e7fd 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -1146,46 +1146,46 @@ static int __init init_mac80211_hwsim(void)
break;
case HWSIM_REGTEST_WORLD_ROAM:
if (i == 0) {
- hw->wiphy->custom_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
wiphy_apply_custom_regulatory(hw->wiphy,
&hwsim_world_regdom_custom_01);
}
break;
case HWSIM_REGTEST_CUSTOM_WORLD:
- hw->wiphy->custom_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
wiphy_apply_custom_regulatory(hw->wiphy,
&hwsim_world_regdom_custom_01);
break;
case HWSIM_REGTEST_CUSTOM_WORLD_2:
if (i == 0) {
- hw->wiphy->custom_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
wiphy_apply_custom_regulatory(hw->wiphy,
&hwsim_world_regdom_custom_01);
} else if (i == 1) {
- hw->wiphy->custom_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
wiphy_apply_custom_regulatory(hw->wiphy,
&hwsim_world_regdom_custom_02);
}
break;
case HWSIM_REGTEST_STRICT_ALL:
- hw->wiphy->strict_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY;
break;
case HWSIM_REGTEST_STRICT_FOLLOW:
case HWSIM_REGTEST_STRICT_AND_DRIVER_REG:
if (i == 0)
- hw->wiphy->strict_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY;
break;
case HWSIM_REGTEST_ALL:
if (i == 0) {
- hw->wiphy->custom_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
wiphy_apply_custom_regulatory(hw->wiphy,
&hwsim_world_regdom_custom_01);
} else if (i == 1) {
- hw->wiphy->custom_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
wiphy_apply_custom_regulatory(hw->wiphy,
&hwsim_world_regdom_custom_02);
} else if (i == 4)
- hw->wiphy->strict_regulatory = true;
+ hw->wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY;
break;
default:
break;
diff --git a/drivers/net/wireless/p54/main.c b/drivers/net/wireless/p54/main.c
index 4d486bf9f725..18012dbfb45d 100644
--- a/drivers/net/wireless/p54/main.c
+++ b/drivers/net/wireless/p54/main.c
@@ -579,7 +579,7 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
* For now, disable PS by default because it affects
* link stability significantly.
*/
- dev->wiphy->ps_default = false;
+ dev->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
mutex_init(&priv->conf_mutex);
mutex_init(&priv->eeprom_mutex);
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index aa1880add186..2ecbedb26e15 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -83,11 +83,11 @@ MODULE_PARM_DESC(roamdelta,
"set roaming tendency: 0=aggressive, 1=moderate, "
"2=conservative (default: moderate)");
-static int modparam_workaround_interval = 500;
+static int modparam_workaround_interval;
module_param_named(workaround_interval, modparam_workaround_interval,
int, 0444);
MODULE_PARM_DESC(workaround_interval,
- "set stall workaround interval in msecs (default: 500)");
+ "set stall workaround interval in msecs (0=disabled) (default: 0)");
/* various RNDIS OID defs */
@@ -733,12 +733,13 @@ static int rndis_query_oid(struct usbnet *dev, __le32 oid, void *data, int *len)
le32_to_cpu(u.get_c->status));
if (ret == 0) {
+ memcpy(data, u.buf + le32_to_cpu(u.get_c->offset) + 8, *len);
+
ret = le32_to_cpu(u.get_c->len);
if (ret > *len)
*len = ret;
- memcpy(data, u.buf + le32_to_cpu(u.get_c->offset) + 8, *len);
- ret = rndis_error_status(u.get_c->status);
+ ret = rndis_error_status(u.get_c->status);
if (ret < 0)
devdbg(dev, "rndis_query_oid(%s): device returned "
"error, 0x%08x (%d)", oid_to_string(oid),
@@ -2549,7 +2550,7 @@ static void rndis_device_poller(struct work_struct *work)
/* Workaround transfer stalls on poor quality links.
* TODO: find right way to fix these stalls (as stalls do not happen
* with ndiswrapper/windows driver). */
- if (priv->last_qual <= 25) {
+ if (priv->param_workaround_interval > 0 && priv->last_qual <= 25) {
/* Decrease stats worker interval to catch stalls.
* faster. Faster than 400-500ms causes packet loss,
* Slower doesn't catch stalls fast enough.
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index b1d63935f44d..9ab15c480701 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -824,17 +824,23 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x0e0b, 0x9041), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Amit */
{ USB_DEVICE(0x15c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) },
+ /* Askey */
+ { USB_DEVICE(0x1690, 0x0740), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x1690, 0x0744), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0930, 0x0a07), USB_DEVICE_DATA(&rt2800usb_ops) },
/* ASUS */
{ USB_DEVICE(0x0b05, 0x1731), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0b05, 0x1732), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0b05, 0x1742), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0b05, 0x1760), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0b05, 0x1761), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0b05, 0x1784), USB_DEVICE_DATA(&rt2800usb_ops) },
/* AzureWave */
{ USB_DEVICE(0x13d3, 0x3247), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x13d3, 0x3262), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x13d3, 0x3273), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x13d3, 0x3284), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x13d3, 0x3305), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Belkin */
{ USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -843,6 +849,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
/* Buffalo */
{ USB_DEVICE(0x0411, 0x00e8), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0411, 0x012e), USB_DEVICE_DATA(&rt2800usb_ops) },
+ /* Cisco */
+ { USB_DEVICE(0x167b, 0x4001), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Conceptronic */
{ USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -858,6 +866,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x07aa, 0x002f), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x07aa, 0x003c), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x07aa, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x07aa, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x07aa, 0x0042), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x18c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x18c5, 0x0012), USB_DEVICE_DATA(&rt2800usb_ops) },
/* D-Link */
@@ -869,18 +879,24 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x07d1, 0x3c0f), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x07d1, 0x3c13), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x07d1, 0x3c15), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Edimax */
{ USB_DEVICE(0x7392, 0x7711), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x7392, 0x7717), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x7392, 0x7718), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Encore */
{ USB_DEVICE(0x203d, 0x1480), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x203d, 0x14a1), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x203d, 0x14a9), USB_DEVICE_DATA(&rt2800usb_ops) },
/* EnGenius */
{ USB_DEVICE(0X1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1740, 0x9703), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1740, 0x9705), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1740, 0x9706), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x1740, 0x9707), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x1740, 0x9708), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x1740, 0x9709), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1740, 0x9801), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Gemtek */
{ USB_DEVICE(0x15a9, 0x0010), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -894,7 +910,10 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x0e66, 0x0009), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0e66, 0x000b), USB_DEVICE_DATA(&rt2800usb_ops) },
/* I-O DATA */
+ { USB_DEVICE(0x04bb, 0x0944), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x04bb, 0x0945), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x04bb, 0x0947), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x04bb, 0x0948), USB_DEVICE_DATA(&rt2800usb_ops) },
/* LevelOne */
{ USB_DEVICE(0x1740, 0x0605), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1740, 0x0615), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -909,8 +928,18 @@ static struct usb_device_id rt2800usb_device_table[] = {
/* Motorola */
{ USB_DEVICE(0x100d, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x100d, 0x9032), USB_DEVICE_DATA(&rt2800usb_ops) },
+ /* MSI */
+ { USB_DEVICE(0x0db0, 0x3820), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0db0, 0x3821), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0db0, 0x3870), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0db0, 0x821a), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0db0, 0x870a), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0db0, 0x899a), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Ovislink */
{ USB_DEVICE(0x1b75, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) },
+ /* Para */
+ { USB_DEVICE(0x20b8, 0x8888), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Pegatron */
{ USB_DEVICE(0x1d4d, 0x0002), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x1d4d, 0x000c), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -926,8 +955,6 @@ static struct usb_device_id rt2800usb_device_table[] = {
/* Quanta */
{ USB_DEVICE(0x1a32, 0x0304), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Ralink */
- { USB_DEVICE(0x0db0, 0x3820), USB_DEVICE_DATA(&rt2800usb_ops) },
- { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x148f, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -951,7 +978,12 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x0df6, 0x003e), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0df6, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0df6, 0x0040), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0df6, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x0df6, 0x0042), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0df6, 0x0047), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0df6, 0x0048), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0df6, 0x004a), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x0df6, 0x004d), USB_DEVICE_DATA(&rt2800usb_ops) },
/* SMC */
{ USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x083a, 0x7511), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -960,6 +992,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x083a, 0x8522), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x083a, 0xa512), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x083a, 0xa701), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x083a, 0xa702), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x083a, 0xc522), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Sparklan */
@@ -977,6 +1011,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x5a57, 0x0283), USB_DEVICE_DATA(&rt2800usb_ops) },
+ { USB_DEVICE(0x5a57, 0x0284), USB_DEVICE_DATA(&rt2800usb_ops) },
{ USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) },
/* Zyxel */
{ USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) },
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 6c6d0ac35549..4a4b7e42fe6e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -205,6 +205,7 @@ void rt2x00lib_txdone(struct queue_entry *entry,
enum data_queue_qid qid = skb_get_queue_mapping(entry->skb);
unsigned int header_length = ieee80211_get_hdrlen_from_skb(entry->skb);
u8 rate_idx, rate_flags, retry_rates;
+ u8 skbdesc_flags = skbdesc->flags;
unsigned int i;
bool success;
@@ -287,12 +288,12 @@ void rt2x00lib_txdone(struct queue_entry *entry,
}
/*
- * Only send the status report to mac80211 when TX status was
- * requested by it. If this was a extra frame coming through
- * a mac80211 library call (RTS/CTS) then we should not send the
- * status report back.
+ * Only send the status report to mac80211 when it's a frame
+ * that originated in mac80211. If this was a extra frame coming
+ * through a mac80211 library call (RTS/CTS) then we should not
+ * send the status report back.
*/
- if (tx_info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS)
+ if (!(skbdesc_flags & SKBDESC_NOT_MAC80211))
ieee80211_tx_status_irqsafe(rt2x00dev->hw, entry->skb);
else
dev_kfree_skb_irq(entry->skb);
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index c1f48acaee41..be2e37fb4071 100644
--- a/drivers/net/wireless/rt2x00/rt2x00lib.h
+++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
@@ -162,8 +162,10 @@ void rt2x00queue_remove_l2pad(struct sk_buff *skb, unsigned int header_length);
* rt2x00queue_write_tx_frame - Write TX frame to hardware
* @queue: Queue over which the frame should be send
* @skb: The skb to send
+ * @local: frame is not from mac80211
*/
-int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb);
+int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
+ bool local);
/**
* rt2x00queue_update_beacon - Send new beacon from mac80211 to hardware
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index eed093d34532..9c90ceb0ffcc 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -66,7 +66,6 @@ static int rt2x00mac_tx_rts_cts(struct rt2x00_dev *rt2x00dev,
rts_info = IEEE80211_SKB_CB(skb);
rts_info->control.rates[0].flags &= ~IEEE80211_TX_RC_USE_RTS_CTS;
rts_info->control.rates[0].flags &= ~IEEE80211_TX_RC_USE_CTS_PROTECT;
- rts_info->flags &= ~IEEE80211_TX_CTL_REQ_TX_STATUS;
if (tx_info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
rts_info->flags |= IEEE80211_TX_CTL_NO_ACK;
@@ -91,7 +90,7 @@ static int rt2x00mac_tx_rts_cts(struct rt2x00_dev *rt2x00dev,
frag_skb->data, data_length, tx_info,
(struct ieee80211_rts *)(skb->data));
- retval = rt2x00queue_write_tx_frame(queue, skb);
+ retval = rt2x00queue_write_tx_frame(queue, skb, true);
if (retval) {
dev_kfree_skb_any(skb);
WARNING(rt2x00dev, "Failed to send RTS/CTS frame.\n");
@@ -153,7 +152,7 @@ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
goto exit_fail;
}
- if (rt2x00queue_write_tx_frame(queue, skb))
+ if (rt2x00queue_write_tx_frame(queue, skb, false))
goto exit_fail;
if (rt2x00queue_threshold(queue))
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 02972a036bce..eaedee8c05c8 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -454,7 +454,8 @@ static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry,
rt2x00dev->ops->lib->kick_tx_queue(rt2x00dev, queue->qid);
}
-int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb)
+int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
+ bool local)
{
struct ieee80211_tx_info *tx_info;
struct queue_entry *entry = rt2x00queue_get_entry(queue, Q_INDEX);
@@ -495,6 +496,9 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb)
skbdesc->tx_rate_idx = rate_idx;
skbdesc->tx_rate_flags = rate_flags;
+ if (local)
+ skbdesc->flags |= SKBDESC_NOT_MAC80211;
+
/*
* When hardware encryption is supported, and this frame
* is to be encrypted, we should strip the IV/EIV data from
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h
index 97c7895c0ece..70775e5ba1ac 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.h
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.h
@@ -94,12 +94,15 @@ enum data_queue_qid {
* mac80211 but was stripped for processing by the driver.
* @SKBDESC_L2_PADDED: Payload has been padded for 4-byte alignment,
* the padded bytes are located between header and payload.
+ * @SKBDESC_NOT_MAC80211: Frame didn't originate from mac80211,
+ * don't try to pass it back.
*/
enum skb_frame_desc_flags {
SKBDESC_DMA_MAPPED_RX = 1 << 0,
SKBDESC_DMA_MAPPED_TX = 1 << 1,
SKBDESC_IV_STRIPPED = 1 << 2,
- SKBDESC_L2_PADDED = 1 << 3
+ SKBDESC_L2_PADDED = 1 << 3,
+ SKBDESC_NOT_MAC80211 = 1 << 4,
};
/**
diff --git a/drivers/net/wireless/wl12xx/wl1251.h b/drivers/net/wireless/wl12xx/wl1251.h
index 998e4b6252bd..054533f7a124 100644
--- a/drivers/net/wireless/wl12xx/wl1251.h
+++ b/drivers/net/wireless/wl12xx/wl1251.h
@@ -269,6 +269,7 @@ struct wl1251 {
void (*set_power)(bool enable);
int irq;
+ bool use_eeprom;
enum wl1251_state state;
struct mutex mutex;
@@ -354,6 +355,8 @@ struct wl1251 {
/* is firmware in elp mode */
bool elp;
+ struct delayed_work elp_work;
+
/* we can be in psm, but not in elp, we have to differentiate */
bool psm;
@@ -374,6 +377,8 @@ struct wl1251 {
u8 buffer_busyword[WL1251_BUSY_WORD_LEN];
struct wl1251_rx_descriptor *rx_descriptor;
+ struct ieee80211_vif *vif;
+
u32 chip_id;
char fw_ver[21];
};
diff --git a/drivers/net/wireless/wl12xx/wl1251_acx.c b/drivers/net/wireless/wl12xx/wl1251_acx.c
index 10b26c4532c9..acfa086dbfc5 100644
--- a/drivers/net/wireless/wl12xx/wl1251_acx.c
+++ b/drivers/net/wireless/wl12xx/wl1251_acx.c
@@ -494,7 +494,7 @@ out:
return ret;
}
-int wl1251_acx_beacon_filter_opt(struct wl1251 *wl)
+int wl1251_acx_beacon_filter_opt(struct wl1251 *wl, bool enable_filter)
{
struct acx_beacon_filter_option *beacon_filter;
int ret;
@@ -507,7 +507,7 @@ int wl1251_acx_beacon_filter_opt(struct wl1251 *wl)
goto out;
}
- beacon_filter->enable = 0;
+ beacon_filter->enable = enable_filter;
beacon_filter->max_num_beacons = 0;
ret = wl1251_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
@@ -525,6 +525,7 @@ out:
int wl1251_acx_beacon_filter_table(struct wl1251 *wl)
{
struct acx_beacon_filter_ie_table *ie_table;
+ int idx = 0;
int ret;
wl1251_debug(DEBUG_ACX, "acx beacon filter table");
@@ -535,8 +536,10 @@ int wl1251_acx_beacon_filter_table(struct wl1251 *wl)
goto out;
}
- ie_table->num_ie = 0;
- memset(ie_table->table, 0, BEACON_FILTER_TABLE_MAX_SIZE);
+ /* configure default beacon pass-through rules */
+ ie_table->num_ie = 1;
+ ie_table->table[idx++] = BEACON_FILTER_IE_ID_CHANNEL_SWITCH_ANN;
+ ie_table->table[idx++] = BEACON_RULE_PASS_ON_APPEARANCE;
ret = wl1251_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
ie_table, sizeof(*ie_table));
@@ -550,6 +553,35 @@ out:
return ret;
}
+int wl1251_acx_conn_monit_params(struct wl1251 *wl)
+{
+ struct acx_conn_monit_params *acx;
+ int ret;
+
+ wl1251_debug(DEBUG_ACX, "acx connection monitor parameters");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->synch_fail_thold = SYNCH_FAIL_DEFAULT_THRESHOLD;
+ acx->bss_lose_timeout = NO_BEACON_DEFAULT_TIMEOUT;
+
+ ret = wl1251_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1251_warning("failed to set connection monitor "
+ "parameters: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
int wl1251_acx_sg_enable(struct wl1251 *wl)
{
struct acx_bt_wlan_coex *pta;
@@ -916,3 +948,31 @@ out:
kfree(mem_conf);
return ret;
}
+
+int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim)
+{
+ struct wl1251_acx_wr_tbtt_and_dtim *acx;
+ int ret;
+
+ wl1251_debug(DEBUG_ACX, "acx tbtt and dtim");
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->tbtt = tbtt;
+ acx->dtim = dtim;
+
+ ret = wl1251_cmd_configure(wl, ACX_WR_TBTT_AND_DTIM,
+ acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1251_warning("failed to set tbtt and dtim: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
diff --git a/drivers/net/wireless/wl12xx/wl1251_acx.h b/drivers/net/wireless/wl12xx/wl1251_acx.h
index cafb91459504..652371432cd8 100644
--- a/drivers/net/wireless/wl12xx/wl1251_acx.h
+++ b/drivers/net/wireless/wl12xx/wl1251_acx.h
@@ -450,6 +450,11 @@ struct acx_beacon_filter_option {
(BEACON_FILTER_TABLE_MAX_VENDOR_SPECIFIC_IE_NUM * \
BEACON_FILTER_TABLE_EXTRA_VENDOR_SPECIFIC_IE_SIZE))
+#define BEACON_RULE_PASS_ON_CHANGE BIT(0)
+#define BEACON_RULE_PASS_ON_APPEARANCE BIT(1)
+
+#define BEACON_FILTER_IE_ID_CHANNEL_SWITCH_ANN (37)
+
struct acx_beacon_filter_ie_table {
struct acx_header header;
@@ -458,6 +463,16 @@ struct acx_beacon_filter_ie_table {
u8 pad[3];
} __attribute__ ((packed));
+#define SYNCH_FAIL_DEFAULT_THRESHOLD 10 /* number of beacons */
+#define NO_BEACON_DEFAULT_TIMEOUT (500) /* in microseconds */
+
+struct acx_conn_monit_params {
+ struct acx_header header;
+
+ u32 synch_fail_thold; /* number of beacons missed */
+ u32 bss_lose_timeout; /* number of TU's from synch fail */
+};
+
enum {
SG_ENABLE = 0,
SG_DISABLE,
@@ -1134,6 +1149,23 @@ struct wl1251_acx_mem_map {
u32 num_rx_mem_blocks;
} __attribute__ ((packed));
+
+struct wl1251_acx_wr_tbtt_and_dtim {
+
+ struct acx_header header;
+
+ /* Time in TUs between two consecutive beacons */
+ u16 tbtt;
+
+ /*
+ * DTIM period
+ * For BSS: Number of TBTTs in a DTIM period (range: 1-10)
+ * For IBSS: value shall be set to 1
+ */
+ u8 dtim;
+ u8 padding;
+} __attribute__ ((packed));
+
/*************************************************************************
Host Interrupt Register (WiLink -> Host)
@@ -1273,8 +1305,9 @@ int wl1251_acx_slot(struct wl1251 *wl, enum acx_slot_type slot_time);
int wl1251_acx_group_address_tbl(struct wl1251 *wl);
int wl1251_acx_service_period_timeout(struct wl1251 *wl);
int wl1251_acx_rts_threshold(struct wl1251 *wl, u16 rts_threshold);
-int wl1251_acx_beacon_filter_opt(struct wl1251 *wl);
+int wl1251_acx_beacon_filter_opt(struct wl1251 *wl, bool enable_filter);
int wl1251_acx_beacon_filter_table(struct wl1251 *wl);
+int wl1251_acx_conn_monit_params(struct wl1251 *wl);
int wl1251_acx_sg_enable(struct wl1251 *wl);
int wl1251_acx_sg_cfg(struct wl1251 *wl);
int wl1251_acx_cca_threshold(struct wl1251 *wl);
@@ -1288,5 +1321,6 @@ int wl1251_acx_statistics(struct wl1251 *wl, struct acx_statistics *stats);
int wl1251_acx_tsf_info(struct wl1251 *wl, u64 *mactime);
int wl1251_acx_rate_policies(struct wl1251 *wl);
int wl1251_acx_mem_cfg(struct wl1251 *wl);
+int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim);
#endif /* __WL1251_ACX_H__ */
diff --git a/drivers/net/wireless/wl12xx/wl1251_boot.c b/drivers/net/wireless/wl12xx/wl1251_boot.c
index 452d748e42c6..2e733e7bdfd4 100644
--- a/drivers/net/wireless/wl12xx/wl1251_boot.c
+++ b/drivers/net/wireless/wl12xx/wl1251_boot.c
@@ -296,8 +296,12 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
WL1251_ACX_INTR_INIT_COMPLETE;
wl1251_boot_target_enable_interrupts(wl);
- /* unmask all mbox events */
- wl->event_mask = 0xffffffff;
+ wl->event_mask = SCAN_COMPLETE_EVENT_ID | BSS_LOSE_EVENT_ID |
+ SYNCHRONIZATION_TIMEOUT_EVENT_ID |
+ ROAMING_TRIGGER_LOW_RSSI_EVENT_ID |
+ ROAMING_TRIGGER_REGAINED_RSSI_EVENT_ID |
+ REGAINED_BSS_EVENT_ID | BT_PTA_SENSE_EVENT_ID |
+ BT_PTA_PREDICTION_EVENT_ID;
ret = wl1251_event_unmask(wl);
if (ret < 0) {
@@ -314,8 +318,8 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
static int wl1251_boot_upload_firmware(struct wl1251 *wl)
{
int addr, chunk_num, partition_limit;
- size_t fw_data_len;
- u8 *p;
+ size_t fw_data_len, len;
+ u8 *p, *buf;
/* whal_FwCtrl_LoadFwImageSm() */
@@ -334,6 +338,12 @@ static int wl1251_boot_upload_firmware(struct wl1251 *wl)
return -EIO;
}
+ buf = kmalloc(CHUNK_SIZE, GFP_KERNEL);
+ if (!buf) {
+ wl1251_error("allocation for firmware upload chunk failed");
+ return -ENOMEM;
+ }
+
wl1251_set_partition(wl, WL1251_PART_DOWN_MEM_START,
WL1251_PART_DOWN_MEM_SIZE,
WL1251_PART_DOWN_REG_START,
@@ -364,7 +374,11 @@ static int wl1251_boot_upload_firmware(struct wl1251 *wl)
p = wl->fw + FW_HDR_SIZE + chunk_num * CHUNK_SIZE;
wl1251_debug(DEBUG_BOOT, "uploading fw chunk 0x%p to 0x%x",
p, addr);
- wl1251_mem_write(wl, addr, p, CHUNK_SIZE);
+
+ /* need to copy the chunk for dma */
+ len = CHUNK_SIZE;
+ memcpy(buf, p, len);
+ wl1251_mem_write(wl, addr, buf, len);
chunk_num++;
}
@@ -372,9 +386,16 @@ static int wl1251_boot_upload_firmware(struct wl1251 *wl)
/* 10.4 upload the last chunk */
addr = WL1251_PART_DOWN_MEM_START + chunk_num * CHUNK_SIZE;
p = wl->fw + FW_HDR_SIZE + chunk_num * CHUNK_SIZE;
+
+ /* need to copy the chunk for dma */
+ len = fw_data_len % CHUNK_SIZE;
+ memcpy(buf, p, len);
+
wl1251_debug(DEBUG_BOOT, "uploading fw last chunk (%zu B) 0x%p to 0x%x",
- fw_data_len % CHUNK_SIZE, p, addr);
- wl1251_mem_write(wl, addr, p, fw_data_len % CHUNK_SIZE);
+ len, p, addr);
+ wl1251_mem_write(wl, addr, buf, len);
+
+ kfree(buf);
return 0;
}
@@ -473,13 +494,19 @@ int wl1251_boot(struct wl1251 *wl)
goto out;
/* 2. start processing NVS file */
- ret = wl1251_boot_upload_nvs(wl);
- if (ret < 0)
- goto out;
-
- /* write firmware's last address (ie. it's length) to
- * ACX_EEPROMLESS_IND_REG */
- wl1251_reg_write32(wl, ACX_EEPROMLESS_IND_REG, wl->fw_len);
+ if (wl->use_eeprom) {
+ wl1251_reg_write32(wl, ACX_REG_EE_START, START_EEPROM_MGR);
+ msleep(4000);
+ wl1251_reg_write32(wl, ACX_EEPROMLESS_IND_REG, USE_EEPROM);
+ } else {
+ ret = wl1251_boot_upload_nvs(wl);
+ if (ret < 0)
+ goto out;
+
+ /* write firmware's last address (ie. it's length) to
+ * ACX_EEPROMLESS_IND_REG */
+ wl1251_reg_write32(wl, ACX_EEPROMLESS_IND_REG, wl->fw_len);
+ }
/* 6. read the EEPROM parameters */
tmp = wl1251_reg_read32(wl, SCR_PAD2);
diff --git a/drivers/net/wireless/wl12xx/wl1251_event.c b/drivers/net/wireless/wl12xx/wl1251_event.c
index 00076c4a8a21..020d764f9c13 100644
--- a/drivers/net/wireless/wl12xx/wl1251_event.c
+++ b/drivers/net/wireless/wl12xx/wl1251_event.c
@@ -79,6 +79,21 @@ static int wl1251_event_process(struct wl1251 *wl, struct event_mailbox *mbox)
}
}
+ if (vector & SYNCHRONIZATION_TIMEOUT_EVENT_ID && wl->psm) {
+ wl1251_debug(DEBUG_EVENT, "SYNCHRONIZATION_TIMEOUT_EVENT");
+
+ /* indicate to the stack, that beacons have been lost */
+ ieee80211_beacon_loss(wl->vif);
+ }
+
+ if (vector & REGAINED_BSS_EVENT_ID) {
+ if (wl->psm_requested) {
+ ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
+ if (ret < 0)
+ return ret;
+ }
+ }
+
return 0;
}
diff --git a/drivers/net/wireless/wl12xx/wl1251_init.c b/drivers/net/wireless/wl12xx/wl1251_init.c
index b2ee4f468fc4..5cb573383eeb 100644
--- a/drivers/net/wireless/wl12xx/wl1251_init.c
+++ b/drivers/net/wireless/wl12xx/wl1251_init.c
@@ -147,7 +147,8 @@ int wl1251_hw_init_beacon_filter(struct wl1251 *wl)
{
int ret;
- ret = wl1251_acx_beacon_filter_opt(wl);
+ /* disable beacon filtering at this stage */
+ ret = wl1251_acx_beacon_filter_opt(wl, false);
if (ret < 0)
return ret;
@@ -364,6 +365,11 @@ int wl1251_hw_init(struct wl1251 *wl)
if (ret < 0)
goto out_free_data_path;
+ /* Initialize connection monitoring thresholds */
+ ret = wl1251_acx_conn_monit_params(wl);
+ if (ret < 0)
+ goto out_free_data_path;
+
/* Beacon filtering */
ret = wl1251_hw_init_beacon_filter(wl);
if (ret < 0)
diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index d03a07e1be7c..ff4be7bf5d36 100644
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -28,6 +28,7 @@
#include <linux/irq.h>
#include <linux/crc32.h>
#include <linux/etherdevice.h>
+#include <linux/vmalloc.h>
#include "wl1251.h"
#include "wl12xx_80211.h"
@@ -83,7 +84,7 @@ static int wl1251_fetch_firmware(struct wl1251 *wl)
}
wl->fw_len = fw->size;
- wl->fw = kmalloc(wl->fw_len, GFP_KERNEL);
+ wl->fw = vmalloc(wl->fw_len);
if (!wl->fw) {
wl1251_error("could not allocate memory for the firmware");
@@ -211,9 +212,10 @@ out:
return ret;
}
+#define WL1251_IRQ_LOOP_COUNT 10
static void wl1251_irq_work(struct work_struct *work)
{
- u32 intr;
+ u32 intr, ctr = WL1251_IRQ_LOOP_COUNT;
struct wl1251 *wl =
container_of(work, struct wl1251, irq_work);
int ret;
@@ -234,78 +236,86 @@ static void wl1251_irq_work(struct work_struct *work)
intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_CLEAR);
wl1251_debug(DEBUG_IRQ, "intr: 0x%x", intr);
- if (wl->data_path) {
- wl->rx_counter =
- wl1251_mem_read32(wl, wl->data_path->rx_control_addr);
-
- /* We handle a frmware bug here */
- switch ((wl->rx_counter - wl->rx_handled) & 0xf) {
- case 0:
- wl1251_debug(DEBUG_IRQ, "RX: FW and host in sync");
- intr &= ~WL1251_ACX_INTR_RX0_DATA;
- intr &= ~WL1251_ACX_INTR_RX1_DATA;
- break;
- case 1:
- wl1251_debug(DEBUG_IRQ, "RX: FW +1");
- intr |= WL1251_ACX_INTR_RX0_DATA;
- intr &= ~WL1251_ACX_INTR_RX1_DATA;
- break;
- case 2:
- wl1251_debug(DEBUG_IRQ, "RX: FW +2");
- intr |= WL1251_ACX_INTR_RX0_DATA;
- intr |= WL1251_ACX_INTR_RX1_DATA;
- break;
- default:
- wl1251_warning("RX: FW and host out of sync: %d",
- wl->rx_counter - wl->rx_handled);
- break;
- }
-
- wl->rx_handled = wl->rx_counter;
+ do {
+ if (wl->data_path) {
+ wl->rx_counter = wl1251_mem_read32(
+ wl, wl->data_path->rx_control_addr);
+
+ /* We handle a frmware bug here */
+ switch ((wl->rx_counter - wl->rx_handled) & 0xf) {
+ case 0:
+ wl1251_debug(DEBUG_IRQ,
+ "RX: FW and host in sync");
+ intr &= ~WL1251_ACX_INTR_RX0_DATA;
+ intr &= ~WL1251_ACX_INTR_RX1_DATA;
+ break;
+ case 1:
+ wl1251_debug(DEBUG_IRQ, "RX: FW +1");
+ intr |= WL1251_ACX_INTR_RX0_DATA;
+ intr &= ~WL1251_ACX_INTR_RX1_DATA;
+ break;
+ case 2:
+ wl1251_debug(DEBUG_IRQ, "RX: FW +2");
+ intr |= WL1251_ACX_INTR_RX0_DATA;
+ intr |= WL1251_ACX_INTR_RX1_DATA;
+ break;
+ default:
+ wl1251_warning(
+ "RX: FW and host out of sync: %d",
+ wl->rx_counter - wl->rx_handled);
+ break;
+ }
+ wl->rx_handled = wl->rx_counter;
- wl1251_debug(DEBUG_IRQ, "RX counter: %d", wl->rx_counter);
- }
+ wl1251_debug(DEBUG_IRQ, "RX counter: %d",
+ wl->rx_counter);
+ }
- intr &= wl->intr_mask;
+ intr &= wl->intr_mask;
- if (intr == 0) {
- wl1251_debug(DEBUG_IRQ, "INTR is 0");
- wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK,
- ~(wl->intr_mask));
+ if (intr == 0) {
+ wl1251_debug(DEBUG_IRQ, "INTR is 0");
+ goto out_sleep;
+ }
- goto out_sleep;
- }
+ if (intr & WL1251_ACX_INTR_RX0_DATA) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX0_DATA");
+ wl1251_rx(wl);
+ }
- if (intr & WL1251_ACX_INTR_RX0_DATA) {
- wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX0_DATA");
- wl1251_rx(wl);
- }
+ if (intr & WL1251_ACX_INTR_RX1_DATA) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX1_DATA");
+ wl1251_rx(wl);
+ }
- if (intr & WL1251_ACX_INTR_RX1_DATA) {
- wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX1_DATA");
- wl1251_rx(wl);
- }
+ if (intr & WL1251_ACX_INTR_TX_RESULT) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_TX_RESULT");
+ wl1251_tx_complete(wl);
+ }
- if (intr & WL1251_ACX_INTR_TX_RESULT) {
- wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_TX_RESULT");
- wl1251_tx_complete(wl);
- }
+ if (intr & (WL1251_ACX_INTR_EVENT_A |
+ WL1251_ACX_INTR_EVENT_B)) {
+ wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT (0x%x)",
+ intr);
+ if (intr & WL1251_ACX_INTR_EVENT_A)
+ wl1251_event_handle(wl, 0);
+ else
+ wl1251_event_handle(wl, 1);
+ }
- if (intr & (WL1251_ACX_INTR_EVENT_A | WL1251_ACX_INTR_EVENT_B)) {
- wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT (0x%x)", intr);
- if (intr & WL1251_ACX_INTR_EVENT_A)
- wl1251_event_handle(wl, 0);
- else
- wl1251_event_handle(wl, 1);
- }
+ if (intr & WL1251_ACX_INTR_INIT_COMPLETE)
+ wl1251_debug(DEBUG_IRQ,
+ "WL1251_ACX_INTR_INIT_COMPLETE");
- if (intr & WL1251_ACX_INTR_INIT_COMPLETE)
- wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_INIT_COMPLETE");
+ if (--ctr == 0)
+ break;
- wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, ~(wl->intr_mask));
+ intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_CLEAR);
+ } while (intr);
out_sleep:
+ wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, ~(wl->intr_mask));
wl1251_ps_elp_sleep(wl);
out:
@@ -509,6 +519,12 @@ static int wl1251_op_add_interface(struct ieee80211_hw *hw,
conf->type, conf->mac_addr);
mutex_lock(&wl->mutex);
+ if (wl->vif) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+ wl->vif = conf->vif;
switch (conf->type) {
case NL80211_IFTYPE_STATION:
@@ -538,7 +554,12 @@ out:
static void wl1251_op_remove_interface(struct ieee80211_hw *hw,
struct ieee80211_if_init_conf *conf)
{
+ struct wl1251 *wl = hw->priv;
+
+ mutex_lock(&wl->mutex);
wl1251_debug(DEBUG_MAC80211, "mac80211 remove interface");
+ wl->vif = NULL;
+ mutex_unlock(&wl->mutex);
}
static int wl1251_build_null_data(struct wl1251 *wl)
@@ -555,7 +576,8 @@ static int wl1251_build_null_data(struct wl1251 *wl)
memcpy(template.header.sa, wl->mac_addr, ETH_ALEN);
template.header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_DATA |
- IEEE80211_STYPE_NULLFUNC);
+ IEEE80211_STYPE_NULLFUNC |
+ IEEE80211_FCTL_TODS);
return wl1251_cmd_template_set(wl, CMD_NULL_DATA, &template,
sizeof(template));
@@ -568,7 +590,10 @@ static int wl1251_build_ps_poll(struct wl1251 *wl, u16 aid)
memcpy(template.bssid, wl->bssid, ETH_ALEN);
memcpy(template.ta, wl->mac_addr, ETH_ALEN);
- template.aid = aid;
+
+ /* aid in PS-Poll has its two MSBs each set to 1 */
+ template.aid = cpu_to_le16(1 << 15 | 1 << 14 | aid);
+
template.fc = cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
return wl1251_cmd_template_set(wl, CMD_PS_POLL, &template,
@@ -1090,8 +1115,8 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
wl->beacon_int = bss_conf->beacon_int;
wl->dtim_period = bss_conf->dtim_period;
- /* FIXME: call join */
-
+ ret = wl1251_acx_wr_tbtt_and_dtim(wl, wl->beacon_int,
+ wl->dtim_period);
wl->aid = bss_conf->aid;
ret = wl1251_build_ps_poll(wl, wl->aid);
@@ -1312,7 +1337,8 @@ int wl1251_init_ieee80211(struct wl1251 *wl)
wl->hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_NOISE_DBM |
- IEEE80211_HW_SUPPORTS_PS;
+ IEEE80211_HW_SUPPORTS_PS |
+ IEEE80211_HW_BEACON_FILTER;
wl->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
wl->hw->wiphy->max_scan_ssids = 1;
@@ -1355,6 +1381,7 @@ struct ieee80211_hw *wl1251_alloc_hw(void)
skb_queue_head_init(&wl->tx_queue);
INIT_WORK(&wl->filter_work, wl1251_filter_work);
+ INIT_DELAYED_WORK(&wl->elp_work, wl1251_elp_work);
wl->channel = WL1251_DEFAULT_CHANNEL;
wl->scanning = false;
wl->default_key = 0;
@@ -1372,6 +1399,7 @@ struct ieee80211_hw *wl1251_alloc_hw(void)
wl->power_level = WL1251_DEFAULT_POWER_LEVEL;
wl->beacon_int = WL1251_DEFAULT_BEACON_INT;
wl->dtim_period = WL1251_DEFAULT_DTIM_PERIOD;
+ wl->vif = NULL;
for (i = 0; i < FW_TX_CMPLT_BLOCK_SIZE; i++)
wl->tx_frames[i] = NULL;
@@ -1413,7 +1441,7 @@ int wl1251_free_hw(struct wl1251 *wl)
kfree(wl->target_mem_map);
kfree(wl->data_path);
- kfree(wl->fw);
+ vfree(wl->fw);
wl->fw = NULL;
kfree(wl->nvs);
wl->nvs = NULL;
diff --git a/drivers/net/wireless/wl12xx/wl1251_ps.c b/drivers/net/wireless/wl12xx/wl1251_ps.c
index c53e28727ed4..9931b197ff77 100644
--- a/drivers/net/wireless/wl12xx/wl1251_ps.c
+++ b/drivers/net/wireless/wl12xx/wl1251_ps.c
@@ -28,17 +28,41 @@
#define WL1251_WAKEUP_TIMEOUT 2000
-/* Routines to toggle sleep mode while in ELP */
-void wl1251_ps_elp_sleep(struct wl1251 *wl)
+void wl1251_elp_work(struct work_struct *work)
{
+ struct delayed_work *dwork;
+ struct wl1251 *wl;
+
+ dwork = container_of(work, struct delayed_work, work);
+ wl = container_of(dwork, struct wl1251, elp_work);
+
+ wl1251_debug(DEBUG_PSM, "elp work");
+
+ mutex_lock(&wl->mutex);
+
if (wl->elp || !wl->psm)
- return;
+ goto out;
wl1251_debug(DEBUG_PSM, "chip to elp");
-
wl1251_write32(wl, HW_ACCESS_ELP_CTRL_REG_ADDR, ELPCTRL_SLEEP);
-
wl->elp = true;
+
+out:
+ mutex_unlock(&wl->mutex);
+}
+
+#define ELP_ENTRY_DELAY 5
+
+/* Routines to toggle sleep mode while in ELP */
+void wl1251_ps_elp_sleep(struct wl1251 *wl)
+{
+ unsigned long delay;
+
+ if (wl->psm) {
+ cancel_delayed_work(&wl->elp_work);
+ delay = msecs_to_jiffies(ELP_ENTRY_DELAY);
+ ieee80211_queue_delayed_work(wl->hw, &wl->elp_work, delay);
+ }
}
int wl1251_ps_elp_wakeup(struct wl1251 *wl)
@@ -119,6 +143,11 @@ int wl1251_ps_set_mode(struct wl1251 *wl, enum wl1251_cmd_ps_mode mode)
case STATION_POWER_SAVE_MODE:
wl1251_debug(DEBUG_PSM, "entering psm");
+ /* enable beacon filtering */
+ ret = wl1251_acx_beacon_filter_opt(wl, true);
+ if (ret < 0)
+ return ret;
+
ret = wl1251_acx_wake_up_conditions(wl,
WAKE_UP_EVENT_DTIM_BITMAP,
wl->listen_int);
@@ -142,6 +171,11 @@ int wl1251_ps_set_mode(struct wl1251 *wl, enum wl1251_cmd_ps_mode mode)
if (ret < 0)
return ret;
+ /* disable beacon filtering */
+ ret = wl1251_acx_beacon_filter_opt(wl, false);
+ if (ret < 0)
+ return ret;
+
ret = wl1251_acx_wake_up_conditions(wl,
WAKE_UP_EVENT_DTIM_BITMAP,
wl->listen_int);
diff --git a/drivers/net/wireless/wl12xx/wl1251_ps.h b/drivers/net/wireless/wl12xx/wl1251_ps.h
index db036fe12f25..c688ac57aee4 100644
--- a/drivers/net/wireless/wl12xx/wl1251_ps.h
+++ b/drivers/net/wireless/wl12xx/wl1251_ps.h
@@ -31,6 +31,7 @@
int wl1251_ps_set_mode(struct wl1251 *wl, enum wl1251_cmd_ps_mode mode);
void wl1251_ps_elp_sleep(struct wl1251 *wl);
int wl1251_ps_elp_wakeup(struct wl1251 *wl);
+void wl1251_elp_work(struct work_struct *work);
#endif /* __WL1251_PS_H__ */
diff --git a/drivers/net/wireless/wl12xx/wl1251_reg.h b/drivers/net/wireless/wl12xx/wl1251_reg.h
index 06e1bd94a739..0ca3b4326056 100644
--- a/drivers/net/wireless/wl12xx/wl1251_reg.h
+++ b/drivers/net/wireless/wl12xx/wl1251_reg.h
@@ -370,6 +370,7 @@ enum wl12xx_acx_int_reg {
EEPROM location specified in the EE_ADDR register.
The Wlan hardware hardware clears this bit automatically.
*===============================================*/
+#define EE_CTL (REGISTERS_BASE + 0x2000)
#define ACX_EE_CTL_REG EE_CTL
#define EE_WRITE 0x00000001ul
#define EE_READ 0x00000002ul
@@ -380,6 +381,7 @@ enum wl12xx_acx_int_reg {
This register specifies the address
within the EEPROM from/to which to read/write data.
===============================================*/
+#define EE_ADDR (REGISTERS_BASE + 0x2008)
#define ACX_EE_ADDR_REG EE_ADDR
/*===============================================
@@ -389,8 +391,12 @@ enum wl12xx_acx_int_reg {
data from the EEPROM or the write data
to be written to the EEPROM.
===============================================*/
+#define EE_DATA (REGISTERS_BASE + 0x2004)
#define ACX_EE_DATA_REG EE_DATA
+#define EEPROM_ACCESS_TO 10000 /* timeout counter */
+#define START_EEPROM_MGR 0x00000001
+
/*===============================================
EEPROM Base Address - 32bit RW
------------------------------------------
diff --git a/drivers/net/wireless/wl12xx/wl1251_rx.c b/drivers/net/wireless/wl12xx/wl1251_rx.c
index 601fe0d67827..f84cc89cbffc 100644
--- a/drivers/net/wireless/wl12xx/wl1251_rx.c
+++ b/drivers/net/wireless/wl12xx/wl1251_rx.c
@@ -72,10 +72,6 @@ static void wl1251_rx_status(struct wl1251 *wl,
}
status->signal = desc->rssi;
- status->qual = (desc->rssi - WL1251_RX_MIN_RSSI) * 100 /
- (WL1251_RX_MAX_RSSI - WL1251_RX_MIN_RSSI);
- status->qual = min(status->qual, 100);
- status->qual = max(status->qual, 0);
/*
* FIXME: guessing that snr needs to be divided by two, otherwise
diff --git a/drivers/net/wireless/wl12xx/wl1251_spi.c b/drivers/net/wireless/wl12xx/wl1251_spi.c
index 2cf8a2169d43..9cc8c323830f 100644
--- a/drivers/net/wireless/wl12xx/wl1251_spi.c
+++ b/drivers/net/wireless/wl12xx/wl1251_spi.c
@@ -270,6 +270,8 @@ static int __devinit wl1251_spi_probe(struct spi_device *spi)
return -ENODEV;
}
+ wl->use_eeprom = pdata->use_eeprom;
+
ret = request_irq(wl->irq, wl1251_irq, 0, DRIVER_NAME, wl);
if (ret < 0) {
wl1251_error("request_irq() failed: %d", ret);
diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index 4f1e0cfe609b..891bdab49887 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -381,7 +381,7 @@ static void wl3501_free_tx_buffer(struct wl3501_card *this, u16 ptr)
static int wl3501_esbq_req_test(struct wl3501_card *this)
{
- u8 tmp;
+ u8 tmp = 0;
wl3501_get_from_wla(this, this->esbq_req_head + 3, &tmp, sizeof(tmp));
return tmp & 0x80;
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index 579b114be412..5681ebed9c65 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -140,6 +140,19 @@ static void ssb_device_put(struct ssb_device *dev)
put_device(dev->dev);
}
+static inline struct ssb_driver *ssb_driver_get(struct ssb_driver *drv)
+{
+ if (drv)
+ get_driver(&drv->drv);
+ return drv;
+}
+
+static inline void ssb_driver_put(struct ssb_driver *drv)
+{
+ if (drv)
+ put_driver(&drv->drv);
+}
+
static int ssb_device_resume(struct device *dev)
{
struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
@@ -210,90 +223,81 @@ int ssb_bus_suspend(struct ssb_bus *bus)
EXPORT_SYMBOL(ssb_bus_suspend);
#ifdef CONFIG_SSB_SPROM
-int ssb_devices_freeze(struct ssb_bus *bus)
+/** ssb_devices_freeze - Freeze all devices on the bus.
+ *
+ * After freezing no device driver will be handling a device
+ * on this bus anymore. ssb_devices_thaw() must be called after
+ * a successful freeze to reactivate the devices.
+ *
+ * @bus: The bus.
+ * @ctx: Context structure. Pass this to ssb_devices_thaw().
+ */
+int ssb_devices_freeze(struct ssb_bus *bus, struct ssb_freeze_context *ctx)
{
- struct ssb_device *dev;
- struct ssb_driver *drv;
- int err = 0;
- int i;
- pm_message_t state = PMSG_FREEZE;
+ struct ssb_device *sdev;
+ struct ssb_driver *sdrv;
+ unsigned int i;
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctx->bus = bus;
+ SSB_WARN_ON(bus->nr_devices > ARRAY_SIZE(ctx->device_frozen));
- /* First check that we are capable to freeze all devices. */
for (i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
+ sdev = ssb_device_get(&bus->devices[i]);
+
+ if (!sdev->dev || !sdev->dev->driver ||
+ !device_is_registered(sdev->dev)) {
+ ssb_device_put(sdev);
continue;
- if (!drv->suspend) {
- /* Nope, can't suspend this one. */
- return -EOPNOTSUPP;
}
- }
- /* Now suspend all devices */
- for (i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
+ sdrv = ssb_driver_get(drv_to_ssb_drv(sdev->dev->driver));
+ if (!sdrv || SSB_WARN_ON(!sdrv->remove)) {
+ ssb_device_put(sdev);
continue;
- err = drv->suspend(dev, state);
- if (err) {
- ssb_printk(KERN_ERR PFX "Failed to freeze device %s\n",
- dev_name(dev->dev));
- goto err_unwind;
}
+ sdrv->remove(sdev);
+ ctx->device_frozen[i] = 1;
}
return 0;
-err_unwind:
- for (i--; i >= 0; i--) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
- continue;
- if (drv->resume)
- drv->resume(dev);
- }
- return err;
}
-int ssb_devices_thaw(struct ssb_bus *bus)
+/** ssb_devices_thaw - Unfreeze all devices on the bus.
+ *
+ * This will re-attach the device drivers and re-init the devices.
+ *
+ * @ctx: The context structure from ssb_devices_freeze()
+ */
+int ssb_devices_thaw(struct ssb_freeze_context *ctx)
{
- struct ssb_device *dev;
- struct ssb_driver *drv;
- int err;
- int i;
+ struct ssb_bus *bus = ctx->bus;
+ struct ssb_device *sdev;
+ struct ssb_driver *sdrv;
+ unsigned int i;
+ int err, result = 0;
for (i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
+ if (!ctx->device_frozen[i])
continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
+ sdev = &bus->devices[i];
+
+ if (SSB_WARN_ON(!sdev->dev || !sdev->dev->driver))
continue;
- if (SSB_WARN_ON(!drv->resume))
+ sdrv = drv_to_ssb_drv(sdev->dev->driver);
+ if (SSB_WARN_ON(!sdrv || !sdrv->probe))
continue;
- err = drv->resume(dev);
+
+ err = sdrv->probe(sdev, &sdev->id);
if (err) {
ssb_printk(KERN_ERR PFX "Failed to thaw device %s\n",
- dev_name(dev->dev));
+ dev_name(sdev->dev));
+ result = err;
}
+ ssb_driver_put(sdrv);
+ ssb_device_put(sdev);
}
- return 0;
+ return result;
}
#endif /* CONFIG_SSB_SPROM */
diff --git a/drivers/ssb/scan.c b/drivers/ssb/scan.c
index e8b89e8ac9bd..0d6c0280eb34 100644
--- a/drivers/ssb/scan.c
+++ b/drivers/ssb/scan.c
@@ -354,7 +354,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
dev->bus = bus;
dev->ops = bus->ops;
- ssb_dprintk(KERN_INFO PFX
+ printk(KERN_DEBUG PFX
"Core %d found: %s "
"(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n",
i, ssb_core_name(dev->id.coreid),
diff --git a/drivers/ssb/sprom.c b/drivers/ssb/sprom.c
index 8943015a3eef..d0e6762fec50 100644
--- a/drivers/ssb/sprom.c
+++ b/drivers/ssb/sprom.c
@@ -13,6 +13,8 @@
#include "ssb_private.h"
+#include <linux/ctype.h>
+
static const struct ssb_sprom *fallback_sprom;
@@ -33,17 +35,27 @@ static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len,
static int hex2sprom(u16 *sprom, const char *dump, size_t len,
size_t sprom_size_words)
{
- char tmp[5] = { 0 };
- int cnt = 0;
+ char c, tmp[5] = { 0 };
+ int err, cnt = 0;
unsigned long parsed;
- if (len < sprom_size_words * 2)
+ /* Strip whitespace at the end. */
+ while (len) {
+ c = dump[len - 1];
+ if (!isspace(c) && c != '\0')
+ break;
+ len--;
+ }
+ /* Length must match exactly. */
+ if (len != sprom_size_words * 4)
return -EINVAL;
while (cnt < sprom_size_words) {
memcpy(tmp, dump, 4);
dump += 4;
- parsed = simple_strtoul(tmp, NULL, 16);
+ err = strict_strtoul(tmp, 16, &parsed);
+ if (err)
+ return err;
sprom[cnt++] = swab16((u16)parsed);
}
@@ -90,6 +102,7 @@ ssize_t ssb_attr_sprom_store(struct ssb_bus *bus,
u16 *sprom;
int res = 0, err = -ENOMEM;
size_t sprom_size_words = bus->sprom_size;
+ struct ssb_freeze_context freeze;
sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
if (!sprom)
@@ -111,18 +124,13 @@ ssize_t ssb_attr_sprom_store(struct ssb_bus *bus,
err = -ERESTARTSYS;
if (mutex_lock_interruptible(&bus->sprom_mutex))
goto out_kfree;
- err = ssb_devices_freeze(bus);
- if (err == -EOPNOTSUPP) {
- ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze devices. "
- "No suspend support. Is CONFIG_PM enabled?\n");
- goto out_unlock;
- }
+ err = ssb_devices_freeze(bus, &freeze);
if (err) {
ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze all devices\n");
goto out_unlock;
}
res = sprom_write(bus, sprom);
- err = ssb_devices_thaw(bus);
+ err = ssb_devices_thaw(&freeze);
if (err)
ssb_printk(KERN_ERR PFX "SPROM write: Could not thaw all devices\n");
out_unlock:
diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h
index 25433565dfda..56054be4d113 100644
--- a/drivers/ssb/ssb_private.h
+++ b/drivers/ssb/ssb_private.h
@@ -176,13 +176,21 @@ extern const struct ssb_sprom *ssb_get_fallback_sprom(void);
/* core.c */
extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
-extern int ssb_devices_freeze(struct ssb_bus *bus);
-extern int ssb_devices_thaw(struct ssb_bus *bus);
extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
int ssb_for_each_bus_call(unsigned long data,
int (*func)(struct ssb_bus *bus, unsigned long data));
extern struct ssb_bus *ssb_pcmcia_dev_to_bus(struct pcmcia_device *pdev);
+struct ssb_freeze_context {
+ /* Pointer to the bus */
+ struct ssb_bus *bus;
+ /* Boolean list to indicate whether a device is frozen on this bus. */
+ bool device_frozen[SSB_MAX_NR_CORES];
+};
+extern int ssb_devices_freeze(struct ssb_bus *bus, struct ssb_freeze_context *ctx);
+extern int ssb_devices_thaw(struct ssb_freeze_context *ctx);
+
+
/* b43_pci_bridge.c */
#ifdef CONFIG_SSB_B43_PCI_BRIDGE