diff options
Diffstat (limited to 'drivers/net/wireless/ath')
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/base.c | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/beacon.c | 75 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hif_usb.c | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/htc.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/pci.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/recv.c | 17 |
6 files changed, 38 insertions, 73 deletions
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 5f04cf3..cc6d41d 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -1214,6 +1214,7 @@ ath5k_rxbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) struct ath5k_hw *ah = sc->ah; struct sk_buff *skb = bf->skb; struct ath5k_desc *ds; + int ret; if (!skb) { skb = ath5k_rx_skb_alloc(sc, &bf->skbaddr); @@ -1240,9 +1241,9 @@ ath5k_rxbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) ds = bf->desc; ds->ds_link = bf->daddr; /* link to self */ ds->ds_data = bf->skbaddr; - ah->ah_setup_rx_desc(ah, ds, - skb_tailroom(skb), /* buffer size */ - 0); + ret = ah->ah_setup_rx_desc(ah, ds, ah->common.rx_bufsize, 0); + if (ret) + return ret; if (sc->rxlink != NULL) *sc->rxlink = bf->daddr; diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index c8a4558..f43d85a 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -76,22 +76,13 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp, ds = bf->bf_desc; flags = ATH9K_TXDESC_NOACK; - if (((sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC) || - (sc->sc_ah->opmode == NL80211_IFTYPE_MESH_POINT)) && - (ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)) { - ds->ds_link = bf->bf_daddr; /* self-linked */ - flags |= ATH9K_TXDESC_VEOL; - /* Let hardware handle antenna switching. */ - antenna = 0; - } else { - ds->ds_link = 0; - /* - * Switch antenna every beacon. - * Should only switch every beacon period, not for every SWBA - * XXX assumes two antennae - */ - antenna = ((sc->beacon.ast_be_xmit / sc->nbcnvifs) & 1 ? 2 : 1); - } + ds->ds_link = 0; + /* + * Switch antenna every beacon. + * Should only switch every beacon period, not for every SWBA + * XXX assumes two antennae + */ + antenna = ((sc->beacon.ast_be_xmit / sc->nbcnvifs) & 1 ? 2 : 1); sband = &sc->sbands[common->hw->conf.channel->band]; rate = sband->bitrates[rateidx].hw_value; @@ -215,36 +206,6 @@ static struct ath_buf *ath_beacon_generate(struct ieee80211_hw *hw, return bf; } -/* - * Startup beacon transmission for adhoc mode when they are sent entirely - * by the hardware using the self-linked descriptor + veol trick. -*/ -static void ath_beacon_start_adhoc(struct ath_softc *sc, - struct ieee80211_vif *vif) -{ - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ath_buf *bf; - struct ath_vif *avp; - struct sk_buff *skb; - - avp = (void *)vif->drv_priv; - - if (avp->av_bcbuf == NULL) - return; - - bf = avp->av_bcbuf; - skb = bf->bf_mpdu; - - ath_beacon_setup(sc, avp, bf, 0); - - /* NB: caller is known to have already stopped tx dma */ - ath9k_hw_puttxbuf(ah, sc->beacon.beaconq, bf->bf_daddr); - ath9k_hw_txstart(ah, sc->beacon.beaconq); - ath_print(common, ATH_DBG_BEACON, "TXDP%u = %llx (%p)\n", - sc->beacon.beaconq, ito64(bf->bf_daddr), bf->bf_desc); -} - int ath_beacon_alloc(struct ath_wiphy *aphy, struct ieee80211_vif *vif) { struct ath_softc *sc = aphy->sc; @@ -265,7 +226,8 @@ int ath_beacon_alloc(struct ath_wiphy *aphy, struct ieee80211_vif *vif) list_del(&avp->av_bcbuf->list); if (sc->sc_ah->opmode == NL80211_IFTYPE_AP || - !(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)) { + sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC || + sc->sc_ah->opmode == NL80211_IFTYPE_MESH_POINT) { int slot; /* * Assign the vif to a beacon xmit slot. As @@ -274,17 +236,11 @@ int ath_beacon_alloc(struct ath_wiphy *aphy, struct ieee80211_vif *vif) avp->av_bslot = 0; for (slot = 0; slot < ATH_BCBUF; slot++) if (sc->beacon.bslot[slot] == NULL) { - /* - * XXX hack, space out slots to better - * deal with misses - */ - if (slot+1 < ATH_BCBUF && - sc->beacon.bslot[slot+1] == NULL) { - avp->av_bslot = slot+1; - break; - } avp->av_bslot = slot; + /* NB: keep looking for a double slot */ + if (slot == 0 || !sc->beacon.bslot[slot-1]) + break; } BUG_ON(sc->beacon.bslot[avp->av_bslot] != NULL); sc->beacon.bslot[avp->av_bslot] = vif; @@ -721,8 +677,7 @@ static void ath_beacon_config_adhoc(struct ath_softc *sc, * self-linked tx descriptor and let the hardware deal with things. */ intval |= ATH9K_BEACON_ENA; - if (!(ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)) - ah->imask |= ATH9K_INT_SWBA; + ah->imask |= ATH9K_INT_SWBA; ath_beaconq_config(sc); @@ -732,10 +687,6 @@ static void ath_beacon_config_adhoc(struct ath_softc *sc, ath9k_beacon_init(sc, nexttbtt, intval); sc->beacon.bmisscnt = 0; ath9k_hw_set_interrupts(ah, ah->imask); - - /* FIXME: Handle properly when vif is NULL */ - if (vif && ah->caps.hw_caps & ATH9K_HW_CAP_VEOL) - ath_beacon_start_adhoc(sc, vif); } void ath_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif) diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 46dc41a..77b3591 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -107,12 +107,14 @@ static inline void ath9k_skb_queue_purge(struct hif_device_usb *hif_dev, static void hif_usb_tx_cb(struct urb *urb) { struct tx_buf *tx_buf = (struct tx_buf *) urb->context; - struct hif_device_usb *hif_dev = tx_buf->hif_dev; + struct hif_device_usb *hif_dev; struct sk_buff *skb; - if (!hif_dev || !tx_buf) + if (!tx_buf || !tx_buf->hif_dev) return; + hif_dev = tx_buf->hif_dev; + switch (urb->status) { case 0: break; @@ -607,6 +609,10 @@ static int ath9k_hif_usb_alloc_tx_urbs(struct hif_device_usb *hif_dev) return 0; err: + if (tx_buf) { + kfree(tx_buf->buf); + kfree(tx_buf); + } ath9k_hif_usb_dealloc_tx_urbs(hif_dev); return -ENOMEM; } diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index ad556aa..c251603 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -23,6 +23,7 @@ #include <linux/skbuff.h> #include <linux/netdevice.h> #include <linux/leds.h> +#include <linux/slab.h> #include <net/mac80211.h> #include "common.h" diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 257b10ba..1ec836c 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -28,7 +28,6 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_id_table) = { { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */ { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */ { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */ - { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */ { 0 } }; diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index ba13913..ca6065b 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -19,6 +19,12 @@ #define SKB_CB_ATHBUF(__skb) (*((struct ath_buf **)__skb->cb)) +static inline bool ath9k_check_auto_sleep(struct ath_softc *sc) +{ + return sc->ps_enabled && + (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP); +} + static struct ieee80211_hw * ath_get_virt_hw(struct ath_softc *sc, struct ieee80211_hdr *hdr) { @@ -616,8 +622,8 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb) hdr = (struct ieee80211_hdr *)skb->data; /* Process Beacon and CAB receive in PS state */ - if ((sc->ps_flags & PS_WAIT_FOR_BEACON) && - ieee80211_is_beacon(hdr->frame_control)) + if (((sc->ps_flags & PS_WAIT_FOR_BEACON) || ath9k_check_auto_sleep(sc)) + && ieee80211_is_beacon(hdr->frame_control)) ath_rx_ps_beacon(sc, skb); else if ((sc->ps_flags & PS_WAIT_FOR_CAB) && (ieee80211_is_data(hdr->frame_control) || @@ -932,9 +938,10 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) sc->rx.rxotherant = 0; } - if (unlikely(sc->ps_flags & (PS_WAIT_FOR_BEACON | - PS_WAIT_FOR_CAB | - PS_WAIT_FOR_PSPOLL_DATA))) + if (unlikely(ath9k_check_auto_sleep(sc) || + (sc->ps_flags & (PS_WAIT_FOR_BEACON | + PS_WAIT_FOR_CAB | + PS_WAIT_FOR_PSPOLL_DATA)))) ath_rx_ps(sc, skb); ath_rx_send_to_mac80211(hw, sc, skb, rxs); |
