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path: root/drivers/net/wireless/ath/ath5k/base.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath5k/base.c')
-rw-r--r--drivers/net/wireless/ath/ath5k/base.c116
1 files changed, 74 insertions, 42 deletions
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 9c6ab5378f6e..07c1e52b5a0c 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -195,12 +195,13 @@ static int __devinit ath5k_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id);
static void __devexit ath5k_pci_remove(struct pci_dev *pdev);
#ifdef CONFIG_PM
-static int ath5k_pci_suspend(struct pci_dev *pdev,
- pm_message_t state);
-static int ath5k_pci_resume(struct pci_dev *pdev);
+static int ath5k_pci_suspend(struct device *dev);
+static int ath5k_pci_resume(struct device *dev);
+
+SIMPLE_DEV_PM_OPS(ath5k_pm_ops, ath5k_pci_suspend, ath5k_pci_resume);
+#define ATH5K_PM_OPS (&ath5k_pm_ops)
#else
-#define ath5k_pci_suspend NULL
-#define ath5k_pci_resume NULL
+#define ATH5K_PM_OPS NULL
#endif /* CONFIG_PM */
static struct pci_driver ath5k_pci_driver = {
@@ -208,8 +209,7 @@ static struct pci_driver ath5k_pci_driver = {
.id_table = ath5k_pci_id_table,
.probe = ath5k_pci_probe,
.remove = __devexit_p(ath5k_pci_remove),
- .suspend = ath5k_pci_suspend,
- .resume = ath5k_pci_resume,
+ .driver.pm = ATH5K_PM_OPS,
};
@@ -437,6 +437,22 @@ ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val)
return name;
}
+static unsigned int ath5k_ioread32(void *hw_priv, u32 reg_offset)
+{
+ struct ath5k_hw *ah = (struct ath5k_hw *) hw_priv;
+ return ath5k_hw_reg_read(ah, reg_offset);
+}
+
+static void ath5k_iowrite32(void *hw_priv, u32 val, u32 reg_offset)
+{
+ struct ath5k_hw *ah = (struct ath5k_hw *) hw_priv;
+ ath5k_hw_reg_write(ah, val, reg_offset);
+}
+
+static const struct ath_ops ath5k_common_ops = {
+ .read = ath5k_ioread32,
+ .write = ath5k_iowrite32,
+};
static int __devinit
ath5k_pci_probe(struct pci_dev *pdev,
@@ -444,6 +460,7 @@ ath5k_pci_probe(struct pci_dev *pdev,
{
void __iomem *mem;
struct ath5k_softc *sc;
+ struct ath_common *common;
struct ieee80211_hw *hw;
int ret;
u8 csz;
@@ -547,7 +564,6 @@ ath5k_pci_probe(struct pci_dev *pdev,
__set_bit(ATH_STAT_INVALID, sc->status);
sc->iobase = mem; /* So we can unmap it on detach */
- sc->common.cachelsz = csz << 2; /* convert to bytes */
sc->opmode = NL80211_IFTYPE_STATION;
sc->bintval = 1000;
mutex_init(&sc->lock);
@@ -565,13 +581,28 @@ ath5k_pci_probe(struct pci_dev *pdev,
goto err_free;
}
- /* Initialize device */
- sc->ah = ath5k_hw_attach(sc);
- if (IS_ERR(sc->ah)) {
- ret = PTR_ERR(sc->ah);
+ /*If we passed the test malloc a ath5k_hw struct*/
+ sc->ah = kzalloc(sizeof(struct ath5k_hw), GFP_KERNEL);
+ if (!sc->ah) {
+ ret = -ENOMEM;
+ ATH5K_ERR(sc, "out of memory\n");
goto err_irq;
}
+ sc->ah->ah_sc = sc;
+ sc->ah->ah_iobase = sc->iobase;
+ common = ath5k_hw_common(sc->ah);
+ common->ops = &ath5k_common_ops;
+ common->ah = sc->ah;
+ common->hw = hw;
+ common->cachelsz = csz << 2; /* convert to bytes */
+
+ /* Initialize device */
+ ret = ath5k_hw_attach(sc);
+ if (ret) {
+ goto err_free_ah;
+ }
+
/* set up multi-rate retry capabilities */
if (sc->ah->ah_version == AR5K_AR5212) {
hw->max_rates = 4;
@@ -640,6 +671,8 @@ err_ah:
ath5k_hw_detach(sc->ah);
err_irq:
free_irq(pdev->irq, sc);
+err_free_ah:
+ kfree(sc->ah);
err_free:
ieee80211_free_hw(hw);
err_map:
@@ -661,6 +694,7 @@ ath5k_pci_remove(struct pci_dev *pdev)
ath5k_debug_finish_device(sc);
ath5k_detach(pdev, hw);
ath5k_hw_detach(sc->ah);
+ kfree(sc->ah);
free_irq(pdev->irq, sc);
pci_iounmap(pdev, sc->iobase);
pci_release_region(pdev, 0);
@@ -669,33 +703,20 @@ ath5k_pci_remove(struct pci_dev *pdev)
}
#ifdef CONFIG_PM
-static int
-ath5k_pci_suspend(struct pci_dev *pdev, pm_message_t state)
+static int ath5k_pci_suspend(struct device *dev)
{
- struct ieee80211_hw *hw = pci_get_drvdata(pdev);
+ struct ieee80211_hw *hw = pci_get_drvdata(to_pci_dev(dev));
struct ath5k_softc *sc = hw->priv;
ath5k_led_off(sc);
-
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
-
return 0;
}
-static int
-ath5k_pci_resume(struct pci_dev *pdev)
+static int ath5k_pci_resume(struct device *dev)
{
+ struct pci_dev *pdev = to_pci_dev(dev);
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct ath5k_softc *sc = hw->priv;
- int err;
-
- pci_restore_state(pdev);
-
- err = pci_enable_device(pdev);
- if (err)
- return err;
/*
* Suspend/Resume resets the PCI configuration space, so we have to
@@ -718,7 +739,7 @@ static int ath5k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *re
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct ath5k_softc *sc = hw->priv;
- struct ath_regulatory *regulatory = &sc->common.regulatory;
+ struct ath_regulatory *regulatory = ath5k_hw_regulatory(sc->ah);
return ath_reg_notifier_apply(wiphy, request, regulatory);
}
@@ -728,7 +749,7 @@ ath5k_attach(struct pci_dev *pdev, struct ieee80211_hw *hw)
{
struct ath5k_softc *sc = hw->priv;
struct ath5k_hw *ah = sc->ah;
- struct ath_regulatory *regulatory = &sc->common.regulatory;
+ struct ath_regulatory *regulatory = ath5k_hw_regulatory(ah);
u8 mac[ETH_ALEN] = {};
int ret;
@@ -815,7 +836,7 @@ ath5k_attach(struct pci_dev *pdev, struct ieee80211_hw *hw)
SET_IEEE80211_PERM_ADDR(hw, mac);
/* All MAC address bits matter for ACKs */
- memset(sc->bssidmask, 0xff, ETH_ALEN);
+ memcpy(sc->bssidmask, ath_bcast_mac, ETH_ALEN);
ath5k_hw_set_bssid_mask(sc->ah, sc->bssidmask);
regulatory->current_rd = ah->ah_capabilities.cap_eeprom.ee_regdomain;
@@ -1153,19 +1174,20 @@ ath5k_hw_to_driver_rix(struct ath5k_softc *sc, int hw_rix)
static
struct sk_buff *ath5k_rx_skb_alloc(struct ath5k_softc *sc, dma_addr_t *skb_addr)
{
+ struct ath_common *common = ath5k_hw_common(sc->ah);
struct sk_buff *skb;
/*
* Allocate buffer with headroom_needed space for the
* fake physical layer header at the start.
*/
- skb = ath_rxbuf_alloc(&sc->common,
- sc->rxbufsize + sc->common.cachelsz - 1,
+ skb = ath_rxbuf_alloc(common,
+ sc->rxbufsize + common->cachelsz - 1,
GFP_ATOMIC);
if (!skb) {
ATH5K_ERR(sc, "can't alloc skbuff of size %u\n",
- sc->rxbufsize + sc->common.cachelsz - 1);
+ sc->rxbufsize + common->cachelsz - 1);
return NULL;
}
@@ -1606,13 +1628,14 @@ static int
ath5k_rx_start(struct ath5k_softc *sc)
{
struct ath5k_hw *ah = sc->ah;
+ struct ath_common *common = ath5k_hw_common(ah);
struct ath5k_buf *bf;
int ret;
- sc->rxbufsize = roundup(IEEE80211_MAX_LEN, sc->common.cachelsz);
+ sc->rxbufsize = roundup(IEEE80211_MAX_LEN, common->cachelsz);
ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "cachelsz %u rxbufsize %u\n",
- sc->common.cachelsz, sc->rxbufsize);
+ common->cachelsz, sc->rxbufsize);
spin_lock_bh(&sc->rxbuflock);
sc->rxlink = NULL;
@@ -1685,13 +1708,14 @@ static void
ath5k_check_ibss_tsf(struct ath5k_softc *sc, struct sk_buff *skb,
struct ieee80211_rx_status *rxs)
{
+ struct ath_common *common = ath5k_hw_common(sc->ah);
u64 tsf, bc_tstamp;
u32 hw_tu;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
if (ieee80211_is_beacon(mgmt->frame_control) &&
le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS &&
- memcmp(mgmt->bssid, sc->ah->ah_bssid, ETH_ALEN) == 0) {
+ memcmp(mgmt->bssid, common->curbssid, ETH_ALEN) == 0) {
/*
* Received an IBSS beacon with the same BSSID. Hardware *must*
* have updated the local TSF. We have to work around various
@@ -3177,6 +3201,7 @@ static void ath5k_bss_info_changed(struct ieee80211_hw *hw,
{
struct ath5k_softc *sc = hw->priv;
struct ath5k_hw *ah = sc->ah;
+ struct ath_common *common = ath5k_hw_common(ah);
unsigned long flags;
mutex_lock(&sc->lock);
@@ -3185,10 +3210,9 @@ static void ath5k_bss_info_changed(struct ieee80211_hw *hw,
if (changes & BSS_CHANGED_BSSID) {
/* Cache for later use during resets */
- memcpy(ah->ah_bssid, bss_conf->bssid, ETH_ALEN);
- /* XXX: assoc id is set to 0 for now, mac80211 doesn't have
- * a clean way of letting us retrieve this yet. */
- ath5k_hw_set_associd(ah, ah->ah_bssid, 0);
+ memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN);
+ common->curaid = 0;
+ ath5k_hw_set_associd(ah);
mmiowb();
}
@@ -3201,6 +3225,14 @@ static void ath5k_bss_info_changed(struct ieee80211_hw *hw,
set_beacon_filter(hw, sc->assoc);
ath5k_hw_set_ledstate(sc->ah, sc->assoc ?
AR5K_LED_ASSOC : AR5K_LED_INIT);
+ if (bss_conf->assoc) {
+ ATH5K_DBG(sc, ATH5K_DEBUG_ANY,
+ "Bss Info ASSOC %d, bssid: %pM\n",
+ bss_conf->aid, common->curbssid);
+ common->curaid = bss_conf->aid;
+ ath5k_hw_set_associd(ah);
+ /* Once ANI is available you would start it here */
+ }
}
if (changes & BSS_CHANGED_BEACON) {
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.