This support is compiled in if CONFIG_RFKILL
option is set.
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
---
drivers/net/wireless/ath9k/Kconfig | 1 +
drivers/net/wireless/ath9k/ath9k.h | 9 +-
drivers/net/wireless/ath9k/core.h | 24 +
drivers/net/wireless/ath9k/hw.c | 70 ++-
drivers/net/wireless/ath9k/hw.h | 2 -
drivers/net/wireless/ath9k/main.c | 1205 ++++++++++++++++++++++--------------
6 files changed, 808 insertions(+), 503 deletions(-)
diff --git a/drivers/net/wireless/ath9k/Kconfig b/drivers/net/wireless/ath9k/Kconfig
index 80a6924..9358e9a 100644
--- a/drivers/net/wireless/ath9k/Kconfig
+++ b/drivers/net/wireless/ath9k/Kconfig
@@ -4,6 +4,7 @@ config ATH9K
select MAC80211_LEDS
select LEDS_CLASS
select NEW_LEDS
+ select RFKILL
---help---
This module adds support for wireless adapters based on
Atheros IEEE 802.11n AR5008 and AR9001 family of chipsets.
diff --git a/drivers/net/wireless/ath9k/ath9k.h b/drivers/net/wireless/ath9k/ath9k.h
index 28b8d84..d92e1ed 100644
--- a/drivers/net/wireless/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath9k/ath9k.h
@@ -798,10 +798,13 @@ struct ath_hal {
struct ath9k_channel *ah_curchan;
u32 ah_nchan;
- u16 ah_rfsilent;
- bool ah_rfkillEnabled;
bool ah_isPciExpress;
u16 ah_txTrigLevel;
+#ifdef CONFIG_RFKILL
+ u16 ah_rfsilent;
+ u32 ah_rfkill_gpio ;
+ u32 ah_rfkill_polarity;
+#endif
#ifndef ATH_NF_PER_CHAN
struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
@@ -1003,4 +1006,6 @@ bool ath9k_get_channel_edges(struct ath_hal *ah,
void ath9k_hw_cfg_output(struct ath_hal *ah, u32 gpio,
u32 ah_signal_type);
void ath9k_hw_set_gpio(struct ath_hal *ah, u32 gpio, u32 value);
+u32 ath9k_hw_gpio_get(struct ath_hal *ah, u32 gpio);
+void ath9k_hw_cfg_gpio_input(struct ath_hal *ah, u32 gpio);
#endif
diff --git a/drivers/net/wireless/ath9k/core.h b/drivers/net/wireless/ath9k/core.h
index 1faa1ef..aae5a4f 100644
--- a/drivers/net/wireless/ath9k/core.h
+++ b/drivers/net/wireless/ath9k/core.h
@@ -40,6 +40,9 @@
#include <asm/page.h>
#include <net/mac80211.h>
#include <linux/leds.h>
+#ifdef CONFIG_RFKILL
+#include <linux/rfkill.h>
+#endif
#include "ath9k.h"
#include "rc.h"
@@ -823,6 +826,17 @@ struct ath_led {
bool registered;
};
+#ifdef CONFIG_RFKILL
+/* Rfkill */
+#define ATH_RFKILL_POLL_INTERVAL 2000 /* msecs */
+
+struct ath_rfkill {
+ struct rfkill *rfkill;
+ struct delayed_work rfkill_poll;
+ char rfkill_name[32];
+};
+#endif
+
/********************/
/* Main driver core */
/********************/
@@ -906,6 +920,11 @@ struct ath_ht_info {
#define SC_OP_PROTECT_ENABLE BIT(8)
#define SC_OP_RXFLUSH BIT(9)
#define SC_OP_LED_ASSOCIATED BIT(10)
+#ifdef CONFIG_RFKILL
+#define SC_OP_RFKILL_REGISTERED BIT(11)
+#define SC_OP_RFKILL_SW_BLOCKED BIT(12)
+#define SC_OP_RFKILL_HW_BLOCKED BIT(13)
+#endif
struct ath_softc {
struct ieee80211_hw *hw;
@@ -1015,6 +1034,11 @@ struct ath_softc {
struct ath_led assoc_led;
struct ath_led tx_led;
struct ath_led rx_led;
+
+#ifdef CONFIG_RFKILL
+ /* Rfkill */
+ struct ath_rfkill rf_kill;
+#endif
};
int ath_init(u16 devid, struct ath_softc *sc);
diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index 4ccbbc0..0251e59 100644
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -2821,7 +2821,38 @@ void ath9k_hw_set_gpio(struct ath_hal *ah, u32 gpio, u32 val)
AR_GPIO_BIT(gpio));
}
-static u32 ath9k_hw_gpio_get(struct ath_hal *ah, u32 gpio)
+/*
+ * Configure GPIO Input lines
+ */
+void ath9k_hw_cfg_gpio_input(struct ath_hal *ah, u32 gpio)
+{
+ u32 gpio_shift;
+
+ ASSERT(gpio < ah->ah_caps.num_gpio_pins);
+
+ gpio_shift = gpio << 1;
+
+ REG_RMW(ah,
+ AR_GPIO_OE_OUT,
+ (AR_GPIO_OE_OUT_DRV_NO << gpio_shift),
+ (AR_GPIO_OE_OUT_DRV << gpio_shift));
+}
+
+#ifdef CONFIG_RFKILL
+static void ath9k_enable_rfkill(struct ath_hal *ah)
+{
+ REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL,
+ AR_GPIO_INPUT_EN_VAL_RFSILENT_BB);
+
+ REG_CLR_BIT(ah, AR_GPIO_INPUT_MUX2,
+ AR_GPIO_INPUT_MUX2_RFSILENT);
+
+ ath9k_hw_cfg_gpio_input(ah, ah->ah_rfkill_gpio);
+ REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB);
+}
+#endif
+
+u32 ath9k_hw_gpio_get(struct ath_hal *ah, u32 gpio)
{
if (gpio >= ah->ah_caps.num_gpio_pins)
return 0xffffffff;
@@ -3034,17 +3065,17 @@ static bool ath9k_hw_fill_cap_info(struct ath_hal *ah)
pCap->hw_caps |= ATH9K_HW_CAP_ENHANCEDPM;
+#ifdef CONFIG_RFKILL
ah->ah_rfsilent = ath9k_hw_get_eeprom(ahp, EEP_RF_SILENT);
if (ah->ah_rfsilent & EEP_RFSILENT_ENABLED) {
- ahp->ah_gpioSelect =
+ ah->ah_rfkill_gpio =
MS(ah->ah_rfsilent, EEP_RFSILENT_GPIO_SEL);
- ahp->ah_polarity =
+ ah->ah_rfkill_polarity =
MS(ah->ah_rfsilent, EEP_RFSILENT_POLARITY);
- ath9k_hw_setcapability(ah, ATH9K_CAP_RFSILENT, 1, true,
- NULL);
pCap->hw_caps |= ATH9K_HW_CAP_RFSILENT;
}
+#endif
if ((ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) ||
(ah->ah_macVersion == AR_SREV_VERSION_5416_PCIE) ||
@@ -5961,6 +5992,10 @@ bool ath9k_hw_reset(struct ath_hal *ah,
ath9k_hw_init_interrupt_masks(ah, ah->ah_opmode);
ath9k_hw_init_qos(ah);
+#ifdef CONFIG_RFKILL
+ if (ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ ath9k_enable_rfkill(ah);
+#endif
ath9k_hw_init_user_settings(ah);
REG_WRITE(ah, AR_STA_ID1,
@@ -6490,31 +6525,6 @@ ath9k_hw_setbssidmask(struct ath_hal *ah, const u8 *mask)
return true;
}
-#ifdef CONFIG_ATH9K_RFKILL
-static void ath9k_enable_rfkill(struct ath_hal *ah)
-{
- struct ath_hal_5416 *ahp = AH5416(ah);
-
- REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL,
- AR_GPIO_INPUT_EN_VAL_RFSILENT_BB);
-
- REG_CLR_BIT(ah, AR_GPIO_INPUT_MUX2,
- AR_GPIO_INPUT_MUX2_RFSILENT);
-
- ath9k_hw_cfg_gpio_input(ah, ahp->ah_gpioSelect);
- REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB);
-
- if (ahp->ah_gpioBit == ath9k_hw_gpio_get(ah, ahp->ah_gpioSelect)) {
-
- ath9k_hw_set_gpio_intr(ah, ahp->ah_gpioSelect,
- !ahp->ah_gpioBit);
- } else {
- ath9k_hw_set_gpio_intr(ah, ahp->ah_gpioSelect,
- ahp->ah_gpioBit);
- }
-}
-#endif
-
void
ath9k_hw_write_associd(struct ath_hal *ah, const u8 *bssid,
u16 assocId)
diff --git a/drivers/net/wireless/ath9k/hw.h b/drivers/net/wireless/ath9k/hw.h
index 2113818..2134838 100644
--- a/drivers/net/wireless/ath9k/hw.h
+++ b/drivers/net/wireless/ath9k/hw.h
@@ -757,8 +757,6 @@ struct ath_hal_5416 {
u32 ah_ctstimeout;
u32 ah_globaltxtimeout;
u8 ah_gBeaconRate;
- u32 ah_gpioSelect;
- u32 ah_polarity;
u32 ah_gpioBit;
/* ANI */
diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index 57d7cc8..6caecc5 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -325,6 +325,693 @@ static u8 parse_mpdudensity(u8 mpdudensity)
}
}
+#ifdef CONFIG_RFKILL
+/*******************/
+/* Rfkill */
+/*******************/
+
+static void ath_radio_enable(struct ath_softc *sc)
+{
+ struct ath_hal *ah = sc->sc_ah;
+ int status;
+
+ spin_lock_bh(&sc->sc_resetlock);
+ if (!ath9k_hw_reset(ah, ah->ah_curchan,
+ sc->sc_ht_info.tx_chan_width,
+ sc->sc_tx_chainmask,
+ sc->sc_rx_chainmask,
+ sc->sc_ht_extprotspacing,
+ false, &status)) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "%s: unable to reset channel %u (%uMhz) "
+ "flags 0x%x hal status %u\n", __func__,
+ ath9k_hw_mhz2ieee(ah,
+ ah->ah_curchan->channel,
+ ah->ah_curchan->channelFlags),
+ ah->ah_curchan->channel,
+ ah->ah_curchan->channelFlags, status);
+ }
+ spin_unlock_bh(&sc->sc_resetlock);
+
+ ath_update_txpow(sc);
+ if (ath_startrecv(sc) != 0) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "%s: unable to restart recv logic\n", __func__);
+ return;
+ }
+
+ if (sc->sc_flags & SC_OP_BEACONS)
+ ath_beacon_config(sc, ATH_IF_ID_ANY); /* restart beacons */
+
+ /* Re-Enable interrupts */
+ ath9k_hw_set_interrupts(ah, sc->sc_imask);
+
+ /* Enable LED */
+ ath9k_hw_cfg_output(ah, ATH_LED_PIN,
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+ ath9k_hw_set_gpio(ah, ATH_LED_PIN, 0);
+
+ ieee80211_wake_queues(sc->hw);
+}
+
+static void ath_radio_disable(struct ath_softc *sc)
+{
+ struct ath_hal *ah = sc->sc_ah;
+ int status;
+
+
+ ieee80211_stop_queues(sc->hw);
+
+ /* Disable LED */
+ ath9k_hw_set_gpio(ah, ATH_LED_PIN, 1);
+ ath9k_hw_cfg_gpio_input(ah, ATH_LED_PIN);
+
+ /* Disable interrupts */
+ ath9k_hw_set_interrupts(ah, 0);
+
+ ath_draintxq(sc, false); /* clear pending tx frames */
+ ath_stoprecv(sc); /* turn off frame recv */
+ ath_flushrecv(sc); /* flush recv queue */
+
+ spin_lock_bh(&sc->sc_resetlock);
+ if (!ath9k_hw_reset(ah, ah->ah_curchan,
+ sc->sc_ht_info.tx_chan_width,
+ sc->sc_tx_chainmask,
+ sc->sc_rx_chainmask,
+ sc->sc_ht_extprotspacing,
+ false, &status)) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "%s: unable to reset channel %u (%uMhz) "
+ "flags 0x%x hal status %u\n", __func__,
+ ath9k_hw_mhz2ieee(ah,
+ ah->ah_curchan->channel,
+ ah->ah_curchan->channelFlags),
+ ah->ah_curchan->channel,
+ ah->ah_curchan->channelFlags, status);
+ }
+ spin_unlock_bh(&sc->sc_resetlock);
+
+ ath9k_hw_phy_disable(ah);
+ ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP);
+}
+
+static bool ath_is_rfkill_set(struct ath_softc *sc)
+{
+ struct ath_hal *ah = sc->sc_ah;
+
+ return ath9k_hw_gpio_get(ah, ah->ah_rfkill_gpio) ==
+ ah->ah_rfkill_polarity;
+}
+
+/* h/w rfkill poll function */
+static void ath_rfkill_poll(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc,
+ rf_kill.rfkill_poll.work);
+ bool radio_on;
+
+ if (sc->sc_flags & SC_OP_INVALID)
+ return;
+
+ radio_on = !ath_is_rfkill_set(sc);
+
+ /*
+ * enable/disable radio only when there is a
+ * state change in RF switch
+ */
+ if (radio_on == !!(sc->sc_flags & SC_OP_RFKILL_HW_BLOCKED)) {
+ enum rfkill_state state;
+
+ if (sc->sc_flags & SC_OP_RFKILL_SW_BLOCKED) {
+ state = radio_on ? RFKILL_STATE_SOFT_BLOCKED
+ : RFKILL_STATE_HARD_BLOCKED;
+ } else if (radio_on) {
+ ath_radio_enable(sc);
+ state = RFKILL_STATE_UNBLOCKED;
+ } else {
+ ath_radio_disable(sc);
+ state = RFKILL_STATE_HARD_BLOCKED;
+ }
+
+ if (state == RFKILL_STATE_HARD_BLOCKED)
+ sc->sc_flags |= SC_OP_RFKILL_HW_BLOCKED;
+ else
+ sc->sc_flags &= ~SC_OP_RFKILL_HW_BLOCKED;
+
+ rfkill_force_state(sc->rf_kill.rfkill, state);
+ }
+
+ queue_delayed_work(sc->hw->workqueue, &sc->rf_kill.rfkill_poll,
+ msecs_to_jiffies(ATH_RFKILL_POLL_INTERVAL));
+}
+
+/* s/w rfkill handler */
+static int ath_sw_toggle_radio(void *data, enum rfkill_state state)
+{
+ struct ath_softc *sc = data;
+
+ switch (state) {
+ case RFKILL_STATE_SOFT_BLOCKED:
+ if (!(sc->sc_flags & (SC_OP_RFKILL_HW_BLOCKED |
+ SC_OP_RFKILL_SW_BLOCKED)))
+ ath_radio_disable(sc);
+ sc->sc_flags |= SC_OP_RFKILL_SW_BLOCKED;
+ return 0;
+ case RFKILL_STATE_UNBLOCKED:
+ if ((sc->sc_flags & SC_OP_RFKILL_SW_BLOCKED)) {
+ sc->sc_flags &= ~SC_OP_RFKILL_SW_BLOCKED;
+ if (sc->sc_flags & SC_OP_RFKILL_HW_BLOCKED) {
+ DPRINTF(sc, ATH_DBG_FATAL, "Can't turn on the"
+ "radio as it is disabled by h/w \n");
+ return -EPERM;
+ }
+ ath_radio_enable(sc);
+ }
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+/* Init s/w rfkill */
+static int ath_init_sw_rfkill(struct ath_softc *sc)
+{
+ sc->rf_kill.rfkill = rfkill_allocate(wiphy_dev(sc->hw->wiphy),
+ RFKILL_TYPE_WLAN);
+ if (!sc->rf_kill.rfkill) {
+ DPRINTF(sc, ATH_DBG_FATAL, "Failed to allocate rfkill\n");
+ return -ENOMEM;
+ }
+
+ snprintf(sc->rf_kill.rfkill_name, sizeof(sc->rf_kill.rfkill_name),
+ "ath9k-%s:rfkill", wiphy_name(sc->hw->wiphy));
+ sc->rf_kill.rfkill->name = sc->rf_kill.rfkill_name;
+ sc->rf_kill.rfkill->data = sc;
+ sc->rf_kill.rfkill->toggle_radio = ath_sw_toggle_radio;
+ sc->rf_kill.rfkill->state = RFKILL_STATE_UNBLOCKED;
+ sc->rf_kill.rfkill->user_claim_unsupported = 1;
+
+ return 0;
+}
+
+/* Deinitialize rfkill */
+static void ath_deinit_rfkill(struct ath_softc *sc)
+{
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ cancel_delayed_work_sync(&sc->rf_kill.rfkill_poll);
+
+ if (sc->sc_flags & SC_OP_RFKILL_REGISTERED) {
+ rfkill_unregister(sc->rf_kill.rfkill);
+ sc->sc_flags &= ~SC_OP_RFKILL_REGISTERED;
+ sc->rf_kill.rfkill = NULL;
+ }
+}
+#endif /* CONFIG_RFKILL */
+
+static void ath9k_ht_conf(struct ath_softc *sc,
+ struct ieee80211_bss_conf *bss_conf)
+{
+#define IEEE80211_HT_CAP_40MHZ_INTOLERANT BIT(14)
+ struct ath_ht_info *ht_info = &sc->sc_ht_info;
+
+ if (bss_conf->assoc_ht) {
+ ht_info->ext_chan_offset =
+ bss_conf->ht_bss_conf->bss_cap &
+ IEEE80211_HT_IE_CHA_SEC_OFFSET;
+
+ if (!(bss_conf->ht_conf->cap &
+ IEEE80211_HT_CAP_40MHZ_INTOLERANT) &&
+ (bss_conf->ht_bss_conf->bss_cap &
+ IEEE80211_HT_IE_CHA_WIDTH))
+ ht_info->tx_chan_width = ATH9K_HT_MACMODE_2040;
+ else
+ ht_info->tx_chan_width = ATH9K_HT_MACMODE_20;
+
+ ath9k_hw_set11nmac2040(sc->sc_ah, ht_info->tx_chan_width);
+ ht_info->maxampdu = 1 << (IEEE80211_HTCAP_MAXRXAMPDU_FACTOR +
+ bss_conf->ht_conf->ampdu_factor);
+ ht_info->mpdudensity =
+ parse_mpdudensity(bss_conf->ht_conf->ampdu_density);
+
+ }
+
+#undef IEEE80211_HT_CAP_40MHZ_INTOLERANT
+}
+
+static void ath9k_bss_assoc_info(struct ath_softc *sc,
+ struct ieee80211_bss_conf *bss_conf)
+{
+ struct ieee80211_hw *hw = sc->hw;
+ struct ieee80211_channel *curchan = hw->conf.channel;
+ struct ath_vap *avp;
+ int pos;
+ DECLARE_MAC_BUF(mac);
+
+ if (bss_conf->assoc) {
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: Bss Info ASSOC %d\n",
+ __func__,
+ bss_conf->aid);
+
+ avp = sc->sc_vaps[0];
+ if (avp == NULL) {
+ DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid interface\n",
+ __func__);
+ return;
+ }
+
+ /* New association, store aid */
+ if (avp->av_opmode == ATH9K_M_STA) {
+ sc->sc_curaid = bss_conf->aid;
+ ath9k_hw_write_associd(sc->sc_ah, sc->sc_curbssid,
+ sc->sc_curaid);
+ }
+
+ /* Configure the beacon */
+ ath_beacon_config(sc, 0);
+ sc->sc_flags |= SC_OP_BEACONS;
+
+ /* Reset rssi stats */
+ sc->sc_halstats.ns_avgbrssi = ATH_RSSI_DUMMY_MARKER;
+ sc->sc_halstats.ns_avgrssi = ATH_RSSI_DUMMY_MARKER;
+ sc->sc_halstats.ns_avgtxrssi = ATH_RSSI_DUMMY_MARKER;
+ sc->sc_halstats.ns_avgtxrate = ATH_RATE_DUMMY_MARKER;
+
+ /* Update chainmask */
+ ath_update_chainmask(sc, bss_conf->assoc_ht);
+
+ DPRINTF(sc, ATH_DBG_CONFIG,
+ "%s: bssid %s aid 0x%x\n",
+ __func__,
+ print_mac(mac, sc->sc_curbssid), sc->sc_curaid);
+
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set channel: %d MHz\n",
+ __func__,
+ curchan->center_freq);
+
+ pos = ath_get_channel(sc, curchan);
+ if (pos == -1) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "%s: Invalid channel\n", __func__);
+ return;
+ }
+
+ if (hw->conf.ht_conf.ht_supported)
+ sc->sc_ah->ah_channels[pos].chanmode =
+ ath_get_extchanmode(sc, curchan);
+ else
+ sc->sc_ah->ah_channels[pos].chanmode =
+ (curchan->band == IEEE80211_BAND_2GHZ) ?
+ CHANNEL_G : CHANNEL_A;
+
+ /* set h/w channel */
+ if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0)
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "%s: Unable to set channel\n",
+ __func__);
+
+ ath_rate_newstate(sc, avp);
+ /* Update ratectrl about the new state */
+ ath_rc_node_update(hw, avp->rc_node);
+ } else {
+ DPRINTF(sc, ATH_DBG_CONFIG,
+ "%s: Bss Info DISSOC\n", __func__);
+ sc->sc_curaid = 0;
+ }
+}
+
+void ath_get_beaconconfig(struct ath_softc *sc,
+ int if_id,
+ struct ath_beacon_config *conf)
+{
+ struct ieee80211_hw *hw = sc->hw;
+
+ /* fill in beacon config data */
+
+ conf->beacon_interval = hw->conf.beacon_int;
+ conf->listen_interval = 100;
+ conf->dtim_count = 1;
+ conf->bmiss_timeout = ATH_DEFAULT_BMISS_LIMIT * conf->listen_interval;
+}
+
+void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
+ struct ath_xmit_status *tx_status, struct ath_node *an)
+{
+ struct ieee80211_hw *hw = sc->hw;
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+
+ DPRINTF(sc, ATH_DBG_XMIT,
+ "%s: TX complete: skb: %p\n", __func__, skb);
+
+ if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK ||
+ tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
+ /* free driver's private data area of tx_info */
+ if (tx_info->driver_data[0] != NULL)
+ kfree(tx_info->driver_data[0]);
+ tx_info->driver_data[0] = NULL;
+ }
+
+ if (tx_status->flags & ATH_TX_BAR) {
+ tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
+ tx_status->flags &= ~ATH_TX_BAR;
+ }
+
+ if (tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY)) {
+ if (!(tx_info->flags & IEEE80211_TX_CTL_NO_ACK)) {
+ /* Frame was not ACKed, but an ACK was expected */
+ tx_info->status.excessive_retries = 1;
+ }
+ } else {
+ /* Frame was ACKed */
+ tx_info->flags |= IEEE80211_TX_STAT_ACK;
+ }
+
+ tx_info->status.retry_count = tx_status->retries;
+
+ ieee80211_tx_status(hw, skb);
+ if (an)
+ ath_node_put(sc, an, ATH9K_BH_STATUS_CHANGE);
+}
+
+int _ath_rx_indicate(struct ath_softc *sc,
+ struct sk_buff *skb,
+ struct ath_recv_status *status,
+ u16 keyix)
+{
+ struct ieee80211_hw *hw = sc->hw;
+ struct ath_node *an = NULL;
+ struct ieee80211_rx_status rx_status;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+ int padsize;
+ enum ATH_RX_TYPE st;
+
+ /* see if any padding is done by the hw and remove it */
+ if (hdrlen & 3) {
+ padsize = hdrlen % 4;
+ memmove(skb->data + padsize, skb->data, hdrlen);
+ skb_pull(skb, padsize);
+ }
+
+ /* Prepare rx status */
+ ath9k_rx_prepare(sc, skb, status, &rx_status);
+
+ if (!(keyix == ATH9K_RXKEYIX_INVALID) &&
+ !(status->flags & ATH_RX_DECRYPT_ERROR)) {
+ rx_status.flag |= RX_FLAG_DECRYPTED;
+ } else if ((le16_to_cpu(hdr->frame_control) & IEEE80211_FCTL_PROTECTED)
+ && !(status->flags & ATH_RX_DECRYPT_ERROR)
+ && skb->len >= hdrlen + 4) {
+ keyix = skb->data[hdrlen + 3] >> 6;
+
+ if (test_bit(keyix, sc->sc_keymap))
+ rx_status.flag |= RX_FLAG_DECRYPTED;
+ }
+
+ spin_lock_bh(&sc->node_lock);
+ an = ath_node_find(sc, hdr->addr2);
+ spin_unlock_bh(&sc->node_lock);
+
+ if (an) {
+ ath_rx_input(sc, an,
+ hw->conf.ht_conf.ht_supported,
+ skb, status, &st);
+ }
+ if (!an || (st != ATH_RX_CONSUMED))
+ __ieee80211_rx(hw, skb, &rx_status);
+
+ return 0;
+}
+
+int ath_rx_subframe(struct ath_node *an,
+ struct sk_buff *skb,
+ struct ath_recv_status *status)
+{
+ struct ath_softc *sc = an->an_sc;
+ struct ieee80211_hw *hw = sc->hw;
+ struct ieee80211_rx_status rx_status;
+
+ /* Prepare rx status */
+ ath9k_rx_prepare(sc, skb, status, &rx_status);
+ if (!(status->flags & ATH_RX_DECRYPT_ERROR))
+ rx_status.flag |= RX_FLAG_DECRYPTED;
+
+ __ieee80211_rx(hw, skb, &rx_status);
+
+ return 0;
+}
+
+/********************************/
+/* LED functions */
+/********************************/
+
+static void ath_led_brightness(struct led_classdev *led_cdev,
+ enum led_brightness brightness)
+{
+ struct ath_led *led = container_of(led_cdev, struct ath_led, led_cdev);
+ struct ath_softc *sc = led->sc;
+
+ switch (brightness) {
+ case LED_OFF:
+ if (led->led_type == ATH_LED_ASSOC ||
+ led->led_type == ATH_LED_RADIO)
+ sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+ (led->led_type == ATH_LED_RADIO) ? 1 :
+ !!(sc->sc_flags & SC_OP_LED_ASSOCIATED));
+ break;
+ case LED_FULL:
+ if (led->led_type == ATH_LED_ASSOC)
+ sc->sc_flags |= SC_OP_LED_ASSOCIATED;
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+ break;
+ default:
+ break;
+ }
+}
+
+static int ath_register_led(struct ath_softc *sc, struct ath_led *led,
+ char *trigger)
+{
+ int ret;
+
+ led->sc = sc;
+ led->led_cdev.name = led->name;
+ led->led_cdev.default_trigger = trigger;
+ led->led_cdev.brightness_set = ath_led_brightness;
+
+ ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &led->led_cdev);
+ if (ret)
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "Failed to register led:%s", led->name);
+ else
+ led->registered = 1;
+ return ret;
+}
+
+static void ath_unregister_led(struct ath_led *led)
+{
+ if (led->registered) {
+ led_classdev_unregister(&led->led_cdev);
+ led->registered = 0;
+ }
+}
+
+static void ath_deinit_leds(struct ath_softc *sc)
+{
+ ath_unregister_led(&sc->assoc_led);
+ sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
+ ath_unregister_led(&sc->tx_led);
+ ath_unregister_led(&sc->rx_led);
+ ath_unregister_led(&sc->radio_led);
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+}
+
+static void ath_init_leds(struct ath_softc *sc)
+{
+ char *trigger;
+ int ret;
+
+ /* Configure gpio 1 for output */
+ ath9k_hw_cfg_output(sc->sc_ah, ATH_LED_PIN,
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+ /* LED off, active low */
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+
+ trigger = ieee80211_get_radio_led_name(sc->hw);
+ snprintf(sc->radio_led.name, sizeof(sc->radio_led.name),
+ "ath9k-%s:radio", wiphy_name(sc->hw->wiphy));
+ ret = ath_register_led(sc, &sc->radio_led, trigger);
+ sc->radio_led.led_type = ATH_LED_RADIO;
+ if (ret)
+ goto fail;
+
+ trigger = ieee80211_get_assoc_led_name(sc->hw);
+ snprintf(sc->assoc_led.name, sizeof(sc->assoc_led.name),
+ "ath9k-%s:assoc", wiphy_name(sc->hw->wiphy));
+ ret = ath_register_led(sc, &sc->assoc_led, trigger);
+ sc->assoc_led.led_type = ATH_LED_ASSOC;
+ if (ret)
+ goto fail;
+
+ trigger = ieee80211_get_tx_led_name(sc->hw);
+ snprintf(sc->tx_led.name, sizeof(sc->tx_led.name),
+ "ath9k-%s:tx", wiphy_name(sc->hw->wiphy));
+ ret = ath_register_led(sc, &sc->tx_led, trigger);
+ sc->tx_led.led_type = ATH_LED_TX;
+ if (ret)
+ goto fail;
+
+ trigger = ieee80211_get_rx_led_name(sc->hw);
+ snprintf(sc->rx_led.name, sizeof(sc->rx_led.name),
+ "ath9k-%s:rx", wiphy_name(sc->hw->wiphy));
+ ret = ath_register_led(sc, &sc->rx_led, trigger);
+ sc->rx_led.led_type = ATH_LED_RX;
+ if (ret)
+ goto fail;
+
+ return;
+
+fail:
+ ath_deinit_leds(sc);
+}
+
+static int ath_detach(struct ath_softc *sc)
+{
+ struct ieee80211_hw *hw = sc->hw;
+
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: Detach ATH hw\n", __func__);
+
+ /* Deinit LED control */
+ ath_deinit_leds(sc);
+
+#ifdef CONFIG_RFKILL
+ /* deinit rfkill */
+ ath_deinit_rfkill(sc);
+#endif
+
+ /* Unregister hw */
+
+ ieee80211_unregister_hw(hw);
+
+ /* unregister Rate control */
+ ath_rate_control_unregister();
+
+ /* tx/rx cleanup */
+
+ ath_rx_cleanup(sc);
+ ath_tx_cleanup(sc);
+
+ /* Deinit */
+
+ ath_deinit(sc);
+
+ return 0;
+}
+
+static int ath_attach(u16 devid,
+ struct ath_softc *sc)
+{
+ struct ieee80211_hw *hw = sc->hw;
+ int error = 0;
+
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: Attach ATH hw\n", __func__);
+
+ error = ath_init(devid, sc);
+ if (error != 0)
+ return error;
+
+ /* Init nodes */
+
+ INIT_LIST_HEAD(&sc->node_list);
+ spin_lock_init(&sc->node_lock);
+
+ /* get mac address from hardware and set in mac80211 */
+
+ SET_IEEE80211_PERM_ADDR(hw, sc->sc_myaddr);
+
+ /* setup channels and rates */
+
+ sc->sbands[IEEE80211_BAND_2GHZ].channels =
+ sc->channels[IEEE80211_BAND_2GHZ];
+ sc->sbands[IEEE80211_BAND_2GHZ].bitrates =
+ sc->rates[IEEE80211_BAND_2GHZ];
+ sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
+
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
+ /* Setup HT capabilities for 2.4Ghz*/
+ setup_ht_cap(&sc->sbands[IEEE80211_BAND_2GHZ].ht_info);
+
+ hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
+ &sc->sbands[IEEE80211_BAND_2GHZ];
+
+ if (test_bit(ATH9K_MODE_11A, sc->sc_ah->ah_caps.wireless_modes)) {
+ sc->sbands[IEEE80211_BAND_5GHZ].channels =
+ sc->channels[IEEE80211_BAND_5GHZ];
+ sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
+ sc->rates[IEEE80211_BAND_5GHZ];
+ sc->sbands[IEEE80211_BAND_5GHZ].band =
+ IEEE80211_BAND_5GHZ;
+
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
+ /* Setup HT capabilities for 5Ghz*/
+ setup_ht_cap(&sc->sbands[IEEE80211_BAND_5GHZ].ht_info);
+
+ hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
+ &sc->sbands[IEEE80211_BAND_5GHZ];
+ }
+
+ /* FIXME: Have to figure out proper hw init values later */
+
+ hw->queues = 4;
+ hw->ampdu_queues = 1;
+
+ /* Register rate control */
+ hw->rate_control_algorithm = "ath9k_rate_control";
+ error = ath_rate_control_register();
+ if (error != 0) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "%s: Unable to register rate control "
+ "algorithm:%d\n", __func__, error);
+ ath_rate_control_unregister();
+ goto bad;
+ }
+
+ error = ieee80211_register_hw(hw);
+ if (error != 0) {
+ ath_rate_control_unregister();
+ goto bad;
+ }
+
+ /* Initialize LED control */
+ ath_init_leds(sc);
+
+#ifdef CONFIG_RFKILL
+ /* Initialze h/w Rfkill */
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ INIT_DELAYED_WORK(&sc->rf_kill.rfkill_poll, ath_rfkill_poll);
+
+ /* Initialize s/w rfkill */
+ if (ath_init_sw_rfkill(sc))
+ goto detach;
+#endif
+
+ /* initialize tx/rx engine */
+
+ error = ath_tx_init(sc, ATH_TXBUF);
+ if (error != 0)
+ goto detach;
+
+ error = ath_rx_init(sc, ATH_RXBUF);
+ if (error != 0)
+ goto detach;
+
+ return 0;
+detach:
+ ath_detach(sc);
+bad:
+ return error;
+}
+
static int ath9k_start(struct ieee80211_hw *hw)
{
struct ath_softc *sc = hw->priv;
@@ -354,6 +1041,34 @@ static int ath9k_start(struct ieee80211_hw *hw)
}
ieee80211_wake_queues(hw);
+
+#ifdef CONFIG_RFKILL
+ /* Start rfkill polling */
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ queue_delayed_work(sc->hw->workqueue,
+ &sc->rf_kill.rfkill_poll, 0);
+
+ if (!(sc->sc_flags & SC_OP_RFKILL_REGISTERED)) {
+ if (rfkill_register(sc->rf_kill.rfkill)) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "Unable to register rfkill\n");
+ rfkill_free(sc->rf_kill.rfkill);
+
+ /* Deinitialize the device */
+ if (sc->pdev->irq)
+ free_irq(sc->pdev->irq, sc);
+ ath_detach(sc);
+ pci_iounmap(sc->pdev, sc->mem);
+ pci_release_region(sc->pdev, 0);
+ pci_disable_device(sc->pdev);
+ ieee80211_free_hw(hw);
+ return -EIO;
+ } else {
+ sc->sc_flags |= SC_OP_RFKILL_REGISTERED;
+ }
+ }
+#endif
+
return 0;
}
@@ -414,6 +1129,11 @@ static void ath9k_stop(struct ieee80211_hw *hw)
"%s: Device is no longer present\n", __func__);
ieee80211_stop_queues(hw);
+
+#ifdef CONFIG_RFKILL
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ cancel_delayed_work_sync(&sc->rf_kill.rfkill_poll);
+#endif
}
static int ath9k_add_interface(struct ieee80211_hw *hw,
@@ -798,117 +1518,6 @@ static int ath9k_set_key(struct ieee80211_hw *hw,
return ret;
}
-static void ath9k_ht_conf(struct ath_softc *sc,
- struct ieee80211_bss_conf *bss_conf)
-{
-#define IEEE80211_HT_CAP_40MHZ_INTOLERANT BIT(14)
- struct ath_ht_info *ht_info = &sc->sc_ht_info;
-
- if (bss_conf->assoc_ht) {
- ht_info->ext_chan_offset =
- bss_conf->ht_bss_conf->bss_cap &
- IEEE80211_HT_IE_CHA_SEC_OFFSET;
-
- if (!(bss_conf->ht_conf->cap &
- IEEE80211_HT_CAP_40MHZ_INTOLERANT) &&
- (bss_conf->ht_bss_conf->bss_cap &
- IEEE80211_HT_IE_CHA_WIDTH))
- ht_info->tx_chan_width = ATH9K_HT_MACMODE_2040;
- else
- ht_info->tx_chan_width = ATH9K_HT_MACMODE_20;
-
- ath9k_hw_set11nmac2040(sc->sc_ah, ht_info->tx_chan_width);
- ht_info->maxampdu = 1 << (IEEE80211_HTCAP_MAXRXAMPDU_FACTOR +
- bss_conf->ht_conf->ampdu_factor);
- ht_info->mpdudensity =
- parse_mpdudensity(bss_conf->ht_conf->ampdu_density);
-
- }
-
-#undef IEEE80211_HT_CAP_40MHZ_INTOLERANT
-}
-
-static void ath9k_bss_assoc_info(struct ath_softc *sc,
- struct ieee80211_bss_conf *bss_conf)
-{
- struct ieee80211_hw *hw = sc->hw;
- struct ieee80211_channel *curchan = hw->conf.channel;
- struct ath_vap *avp;
- int pos;
- DECLARE_MAC_BUF(mac);
-
- if (bss_conf->assoc) {
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Bss Info ASSOC %d\n",
- __func__,
- bss_conf->aid);
-
- avp = sc->sc_vaps[0];
- if (avp == NULL) {
- DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid interface\n",
- __func__);
- return;
- }
-
- /* New association, store aid */
- if (avp->av_opmode == ATH9K_M_STA) {
- sc->sc_curaid = bss_conf->aid;
- ath9k_hw_write_associd(sc->sc_ah, sc->sc_curbssid,
- sc->sc_curaid);
- }
-
- /* Configure the beacon */
- ath_beacon_config(sc, 0);
- sc->sc_flags |= SC_OP_BEACONS;
-
- /* Reset rssi stats */
- sc->sc_halstats.ns_avgbrssi = ATH_RSSI_DUMMY_MARKER;
- sc->sc_halstats.ns_avgrssi = ATH_RSSI_DUMMY_MARKER;
- sc->sc_halstats.ns_avgtxrssi = ATH_RSSI_DUMMY_MARKER;
- sc->sc_halstats.ns_avgtxrate = ATH_RATE_DUMMY_MARKER;
-
- /* Update chainmask */
- ath_update_chainmask(sc, bss_conf->assoc_ht);
-
- DPRINTF(sc, ATH_DBG_CONFIG,
- "%s: bssid %s aid 0x%x\n",
- __func__,
- print_mac(mac, sc->sc_curbssid), sc->sc_curaid);
-
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set channel: %d MHz\n",
- __func__,
- curchan->center_freq);
-
- pos = ath_get_channel(sc, curchan);
- if (pos == -1) {
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Invalid channel\n", __func__);
- return;
- }
-
- if (hw->conf.ht_conf.ht_supported)
- sc->sc_ah->ah_channels[pos].chanmode =
- ath_get_extchanmode(sc, curchan);
- else
- sc->sc_ah->ah_channels[pos].chanmode =
- (curchan->band == IEEE80211_BAND_2GHZ) ?
- CHANNEL_G : CHANNEL_A;
-
- /* set h/w channel */
- if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0)
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Unable to set channel\n",
- __func__);
-
- ath_rate_newstate(sc, avp);
- /* Update ratectrl about the new state */
- ath_rc_node_update(hw, avp->rc_node);
- } else {
- DPRINTF(sc, ATH_DBG_CONFIG,
- "%s: Bss Info DISSOC\n", __func__);
- sc->sc_curaid = 0;
- }
-}
-
static void ath9k_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
@@ -1048,364 +1657,6 @@ static struct ieee80211_ops ath9k_ops = {
.ampdu_action = ath9k_ampdu_action
};
-void ath_get_beaconconfig(struct ath_softc *sc,
- int if_id,
- struct ath_beacon_config *conf)
-{
- struct ieee80211_hw *hw = sc->hw;
-
- /* fill in beacon config data */
-
- conf->beacon_interval = hw->conf.beacon_int;
- conf->listen_interval = 100;
- conf->dtim_count = 1;
- conf->bmiss_timeout = ATH_DEFAULT_BMISS_LIMIT * conf->listen_interval;
-}
-
-void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
- struct ath_xmit_status *tx_status, struct ath_node *an)
-{
- struct ieee80211_hw *hw = sc->hw;
- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
-
- DPRINTF(sc, ATH_DBG_XMIT,
- "%s: TX complete: skb: %p\n", __func__, skb);
-
- if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK ||
- tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
- /* free driver's private data area of tx_info */
- if (tx_info->driver_data[0] != NULL)
- kfree(tx_info->driver_data[0]);
- tx_info->driver_data[0] = NULL;
- }
-
- if (tx_status->flags & ATH_TX_BAR) {
- tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
- tx_status->flags &= ~ATH_TX_BAR;
- }
-
- if (tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY)) {
- if (!(tx_info->flags & IEEE80211_TX_CTL_NO_ACK)) {
- /* Frame was not ACKed, but an ACK was expected */
- tx_info->status.excessive_retries = 1;
- }
- } else {
- /* Frame was ACKed */
- tx_info->flags |= IEEE80211_TX_STAT_ACK;
- }
-
- tx_info->status.retry_count = tx_status->retries;
-
- ieee80211_tx_status(hw, skb);
- if (an)
- ath_node_put(sc, an, ATH9K_BH_STATUS_CHANGE);
-}
-
-int _ath_rx_indicate(struct ath_softc *sc,
- struct sk_buff *skb,
- struct ath_recv_status *status,
- u16 keyix)
-{
- struct ieee80211_hw *hw = sc->hw;
- struct ath_node *an = NULL;
- struct ieee80211_rx_status rx_status;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
- int padsize;
- enum ATH_RX_TYPE st;
-
- /* see if any padding is done by the hw and remove it */
- if (hdrlen & 3) {
- padsize = hdrlen % 4;
- memmove(skb->data + padsize, skb->data, hdrlen);
- skb_pull(skb, padsize);
- }
-
- /* Prepare rx status */
- ath9k_rx_prepare(sc, skb, status, &rx_status);
-
- if (!(keyix == ATH9K_RXKEYIX_INVALID) &&
- !(status->flags & ATH_RX_DECRYPT_ERROR)) {
- rx_status.flag |= RX_FLAG_DECRYPTED;
- } else if ((le16_to_cpu(hdr->frame_control) & IEEE80211_FCTL_PROTECTED)
- && !(status->flags & ATH_RX_DECRYPT_ERROR)
- && skb->len >= hdrlen + 4) {
- keyix = skb->data[hdrlen + 3] >> 6;
-
- if (test_bit(keyix, sc->sc_keymap))
- rx_status.flag |= RX_FLAG_DECRYPTED;
- }
-
- spin_lock_bh(&sc->node_lock);
- an = ath_node_find(sc, hdr->addr2);
- spin_unlock_bh(&sc->node_lock);
-
- if (an) {
- ath_rx_input(sc, an,
- hw->conf.ht_conf.ht_supported,
- skb, status, &st);
- }
- if (!an || (st != ATH_RX_CONSUMED))
- __ieee80211_rx(hw, skb, &rx_status);
-
- return 0;
-}
-
-int ath_rx_subframe(struct ath_node *an,
- struct sk_buff *skb,
- struct ath_recv_status *status)
-{
- struct ath_softc *sc = an->an_sc;
- struct ieee80211_hw *hw = sc->hw;
- struct ieee80211_rx_status rx_status;
-
- /* Prepare rx status */
- ath9k_rx_prepare(sc, skb, status, &rx_status);
- if (!(status->flags & ATH_RX_DECRYPT_ERROR))
- rx_status.flag |= RX_FLAG_DECRYPTED;
-
- __ieee80211_rx(hw, skb, &rx_status);
-
- return 0;
-}
-
-/********************************/
-/* LED functions */
-/********************************/
-
-static void ath_led_brightness(struct led_classdev *led_cdev,
- enum led_brightness brightness)
-{
- struct ath_led *led = container_of(led_cdev, struct ath_led, led_cdev);
- struct ath_softc *sc = led->sc;
-
- switch (brightness) {
- case LED_OFF:
- if (led->led_type == ATH_LED_ASSOC ||
- led->led_type == ATH_LED_RADIO)
- sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
- (led->led_type == ATH_LED_RADIO) ? 1 :
- !!(sc->sc_flags & SC_OP_LED_ASSOCIATED));
- break;
- case LED_FULL:
- if (led->led_type == ATH_LED_ASSOC)
- sc->sc_flags |= SC_OP_LED_ASSOCIATED;
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
- break;
- default:
- break;
- }
-}
-
-static int ath_register_led(struct ath_softc *sc, struct ath_led *led,
- char *trigger)
-{
- int ret;
-
- led->sc = sc;
- led->led_cdev.name = led->name;
- led->led_cdev.default_trigger = trigger;
- led->led_cdev.brightness_set = ath_led_brightness;
-
- ret = led_classdev_register(wiphy_dev(sc->hw->wiphy), &led->led_cdev);
- if (ret)
- DPRINTF(sc, ATH_DBG_FATAL,
- "Failed to register led:%s", led->name);
- else
- led->registered = 1;
- return ret;
-}
-
-static void ath_unregister_led(struct ath_led *led)
-{
- if (led->registered) {
- led_classdev_unregister(&led->led_cdev);
- led->registered = 0;
- }
-}
-
-static void ath_deinit_leds(struct ath_softc *sc)
-{
- ath_unregister_led(&sc->assoc_led);
- sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
- ath_unregister_led(&sc->tx_led);
- ath_unregister_led(&sc->rx_led);
- ath_unregister_led(&sc->radio_led);
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
-}
-
-static void ath_init_leds(struct ath_softc *sc)
-{
- char *trigger;
- int ret;
-
- /* Configure gpio 1 for output */
- ath9k_hw_cfg_output(sc->sc_ah, ATH_LED_PIN,
- AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
- /* LED off, active low */
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
-
- trigger = ieee80211_get_radio_led_name(sc->hw);
- snprintf(sc->radio_led.name, sizeof(sc->radio_led.name),
- "ath9k-%s:radio", wiphy_name(sc->hw->wiphy));
- ret = ath_register_led(sc, &sc->radio_led, trigger);
- sc->radio_led.led_type = ATH_LED_RADIO;
- if (ret)
- goto fail;
-
- trigger = ieee80211_get_assoc_led_name(sc->hw);
- snprintf(sc->assoc_led.name, sizeof(sc->assoc_led.name),
- "ath9k-%s:assoc", wiphy_name(sc->hw->wiphy));
- ret = ath_register_led(sc, &sc->assoc_led, trigger);
- sc->assoc_led.led_type = ATH_LED_ASSOC;
- if (ret)
- goto fail;
-
- trigger = ieee80211_get_tx_led_name(sc->hw);
- snprintf(sc->tx_led.name, sizeof(sc->tx_led.name),
- "ath9k-%s:tx", wiphy_name(sc->hw->wiphy));
- ret = ath_register_led(sc, &sc->tx_led, trigger);
- sc->tx_led.led_type = ATH_LED_TX;
- if (ret)
- goto fail;
-
- trigger = ieee80211_get_rx_led_name(sc->hw);
- snprintf(sc->rx_led.name, sizeof(sc->rx_led.name),
- "ath9k-%s:rx", wiphy_name(sc->hw->wiphy));
- ret = ath_register_led(sc, &sc->rx_led, trigger);
- sc->rx_led.led_type = ATH_LED_RX;
- if (ret)
- goto fail;
-
- return;
-
-fail:
- ath_deinit_leds(sc);
-}
-
-static int ath_detach(struct ath_softc *sc)
-{
- struct ieee80211_hw *hw = sc->hw;
-
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Detach ATH hw\n", __func__);
-
- /* Deinit LED control */
- ath_deinit_leds(sc);
-
- /* Unregister hw */
-
- ieee80211_unregister_hw(hw);
-
- /* unregister Rate control */
- ath_rate_control_unregister();
-
- /* tx/rx cleanup */
-
- ath_rx_cleanup(sc);
- ath_tx_cleanup(sc);
-
- /* Deinit */
-
- ath_deinit(sc);
-
- return 0;
-}
-
-static int ath_attach(u16 devid,
- struct ath_softc *sc)
-{
- struct ieee80211_hw *hw = sc->hw;
- int error = 0;
-
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Attach ATH hw\n", __func__);
-
- error = ath_init(devid, sc);
- if (error != 0)
- return error;
-
- /* Init nodes */
-
- INIT_LIST_HEAD(&sc->node_list);
- spin_lock_init(&sc->node_lock);
-
- /* get mac address from hardware and set in mac80211 */
-
- SET_IEEE80211_PERM_ADDR(hw, sc->sc_myaddr);
-
- /* setup channels and rates */
-
- sc->sbands[IEEE80211_BAND_2GHZ].channels =
- sc->channels[IEEE80211_BAND_2GHZ];
- sc->sbands[IEEE80211_BAND_2GHZ].bitrates =
- sc->rates[IEEE80211_BAND_2GHZ];
- sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
-
- if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
- /* Setup HT capabilities for 2.4Ghz*/
- setup_ht_cap(&sc->sbands[IEEE80211_BAND_2GHZ].ht_info);
-
- hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
- &sc->sbands[IEEE80211_BAND_2GHZ];
-
- if (test_bit(ATH9K_MODE_11A, sc->sc_ah->ah_caps.wireless_modes)) {
- sc->sbands[IEEE80211_BAND_5GHZ].channels =
- sc->channels[IEEE80211_BAND_5GHZ];
- sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
- sc->rates[IEEE80211_BAND_5GHZ];
- sc->sbands[IEEE80211_BAND_5GHZ].band =
- IEEE80211_BAND_5GHZ;
-
- if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
- /* Setup HT capabilities for 5Ghz*/
- setup_ht_cap(&sc->sbands[IEEE80211_BAND_5GHZ].ht_info);
-
- hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
- &sc->sbands[IEEE80211_BAND_5GHZ];
- }
-
- /* FIXME: Have to figure out proper hw init values later */
-
- hw->queues = 4;
- hw->ampdu_queues = 1;
-
- /* Register rate control */
- hw->rate_control_algorithm = "ath9k_rate_control";
- error = ath_rate_control_register();
- if (error != 0) {
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Unable to register rate control "
- "algorithm:%d\n", __func__, error);
- ath_rate_control_unregister();
- goto bad;
- }
-
- error = ieee80211_register_hw(hw);
- if (error != 0) {
- ath_rate_control_unregister();
- goto bad;
- }
-
- /* Initialize LED control */
- ath_init_leds(sc);
-
- /* initialize tx/rx engine */
-
- error = ath_tx_init(sc, ATH_TXBUF);
- if (error != 0)
- goto detach;
-
- error = ath_rx_init(sc, ATH_RXBUF);
- if (error != 0)
- goto detach;
-
- return 0;
-detach:
- ath_detach(sc);
-bad:
- return error;
-}
-
static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
void __iomem *mem;
@@ -1554,6 +1805,12 @@ static int ath_pci_suspend(struct pci_dev *pdev, pm_message_t state)
struct ath_softc *sc = hw->priv;
ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+
+#ifdef CONFIG_RFKILL
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ cancel_delayed_work_sync(&sc->rf_kill.rfkill_poll);
+#endif
+
pci_save_state(pdev);
pci_disable_device(pdev);
pci_set_power_state(pdev, 3);
@@ -1586,6 +1843,16 @@ static int ath_pci_resume(struct pci_dev *pdev)
AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+#ifdef CONFIG_RFKILL
+ /*
+ * check the h/w rfkill state on resume
+ * and start the rfkill poll timer
+ */
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ queue_delayed_work(sc->hw->workqueue,
+ &sc->rf_kill.rfkill_poll, 0);
+#endif
+
return 0;
}
--
1.5.5.1
--
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