diff options
Diffstat (limited to 'drivers')
83 files changed, 5038 insertions, 1503 deletions
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index a36e7870b03..57a79b0475f 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -4652,24 +4652,18 @@ static ssize_t proc_write( struct file *file, size_t len, loff_t *offset ) { - loff_t pos = *offset; + ssize_t ret; struct proc_data *priv = file->private_data; if (!priv->wbuffer) return -EINVAL; - if (pos < 0) - return -EINVAL; - if (pos >= priv->maxwritelen) - return 0; - if (len > priv->maxwritelen - pos) - len = priv->maxwritelen - pos; - if (copy_from_user(priv->wbuffer + pos, buffer, len)) - return -EFAULT; - if ( pos + len > priv->writelen ) - priv->writelen = len + file->f_pos; - *offset = pos + len; - return len; + ret = simple_write_to_buffer(priv->wbuffer, priv->maxwritelen, offset, + buffer, len); + if (ret > 0) + priv->writelen = max_t(int, priv->writelen, *offset); + + return ret; } static int proc_status_open(struct inode *inode, struct file *file) diff --git a/drivers/net/wireless/ath/ath5k/Makefile b/drivers/net/wireless/ath/ath5k/Makefile index 67dd9fd0650..f60b3899afc 100644 --- a/drivers/net/wireless/ath/ath5k/Makefile +++ b/drivers/net/wireless/ath/ath5k/Makefile @@ -14,6 +14,7 @@ ath5k-y += led.o ath5k-y += rfkill.o ath5k-y += ani.o ath5k-y += sysfs.o +ath5k-y += mac80211-ops.o ath5k-$(CONFIG_ATH5K_DEBUG) += debug.o ath5k-$(CONFIG_ATH5K_AHB) += ahb.o ath5k-$(CONFIG_ATH5K_PCI) += pci.o diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h index d6e744088bc..407e39c2b10 100644 --- a/drivers/net/wireless/ath/ath5k/ath5k.h +++ b/drivers/net/wireless/ath/ath5k/ath5k.h @@ -154,10 +154,6 @@ udelay(1); \ } while (0) -/* Register dumps are done per operation mode */ -#define AR5K_INI_RFGAIN_5GHZ 0 -#define AR5K_INI_RFGAIN_2GHZ 1 - /* * Some tuneable values (these should be changeable by the user) * TODO: Make use of them and add more options OR use debug/configfs @@ -1107,12 +1103,14 @@ struct ath5k_hw { /* Values in 0.25dB units */ s16 txp_min_pwr; s16 txp_max_pwr; + s16 txp_cur_pwr; /* Values in 0.5dB units */ s16 txp_offset; s16 txp_ofdm; s16 txp_cck_ofdm_gainf_delta; /* Value in dB units */ s16 txp_cck_ofdm_pwr_delta; + bool txp_setup; } ah_txpower; struct { @@ -1320,7 +1318,7 @@ void ath5k_hw_set_antenna_switch(struct ath5k_hw *ah, u8 ee_mode); int ath5k_hw_set_txpower_limit(struct ath5k_hw *ah, u8 txpower); /* Init function */ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, - u8 mode, u8 ee_mode, u8 freq, bool fast); + u8 mode, bool fast); /* * Functions used internaly diff --git a/drivers/net/wireless/ath/ath5k/attach.c b/drivers/net/wireless/ath/ath5k/attach.c index 9dbc1fa8179..cdac5cff017 100644 --- a/drivers/net/wireless/ath/ath5k/attach.c +++ b/drivers/net/wireless/ath/ath5k/attach.c @@ -276,7 +276,7 @@ int ath5k_hw_init(struct ath5k_softc *sc) /* * Write PCI-E power save settings */ - if ((ah->ah_version == AR5K_AR5212) && pdev && (pdev->is_pcie)) { + if ((ah->ah_version == AR5K_AR5212) && pdev && (pci_is_pcie(pdev))) { ath5k_hw_reg_write(ah, 0x9248fc00, AR5K_PCIE_SERDES); ath5k_hw_reg_write(ah, 0x24924924, AR5K_PCIE_SERDES); diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index e4ec40c6339..019a74d533a 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -61,8 +61,8 @@ #include "debug.h" #include "ani.h" -static int modparam_nohwcrypt; -module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); +int ath5k_modparam_nohwcrypt; +module_param_named(nohwcrypt, ath5k_modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); static int modparam_all_channels; @@ -79,9 +79,8 @@ MODULE_LICENSE("Dual BSD/GPL"); static int ath5k_init(struct ieee80211_hw *hw); static int ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, bool skip_pcu); -static int ath5k_beacon_update(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); -static void ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf); +int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif); +void ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf); /* Known SREVs */ static const struct ath5k_srev_name srev_names[] = { @@ -177,38 +176,6 @@ static const struct ieee80211_rate ath5k_rates[] = { /* XR missing */ }; -static inline void ath5k_txbuf_free_skb(struct ath5k_softc *sc, - struct ath5k_buf *bf) -{ - BUG_ON(!bf); - if (!bf->skb) - return; - dma_unmap_single(sc->dev, bf->skbaddr, bf->skb->len, - DMA_TO_DEVICE); - dev_kfree_skb_any(bf->skb); - bf->skb = NULL; - bf->skbaddr = 0; - bf->desc->ds_data = 0; -} - -static inline void ath5k_rxbuf_free_skb(struct ath5k_softc *sc, - struct ath5k_buf *bf) -{ - struct ath5k_hw *ah = sc->ah; - struct ath_common *common = ath5k_hw_common(ah); - - BUG_ON(!bf); - if (!bf->skb) - return; - dma_unmap_single(sc->dev, bf->skbaddr, common->rx_bufsize, - DMA_FROM_DEVICE); - dev_kfree_skb_any(bf->skb); - bf->skb = NULL; - bf->skbaddr = 0; - bf->desc->ds_data = 0; -} - - static inline u64 ath5k_extend_tsf(struct ath5k_hw *ah, u32 rstamp) { u64 tsf = ath5k_hw_get_tsf64(ah); @@ -462,7 +429,7 @@ ath5k_setup_bands(struct ieee80211_hw *hw) * * Called with sc->lock. */ -static int +int ath5k_chan_set(struct ath5k_softc *sc, struct ieee80211_channel *chan) { ATH5K_DBG(sc, ATH5K_DEBUG_RESET, @@ -537,8 +504,9 @@ static void ath_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) iter_data->opmode = avf->opmode; } -static void ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, - struct ieee80211_vif *vif) +void +ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, + struct ieee80211_vif *vif) { struct ath_common *common = ath5k_hw_common(sc->ah); struct ath_vif_iter_data iter_data; @@ -577,7 +545,7 @@ static void ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc, ath5k_hw_set_bssid_mask(sc->ah, sc->bssidmask); } -static void +void ath5k_mode_setup(struct ath5k_softc *sc, struct ieee80211_vif *vif) { struct ath5k_hw *ah = sc->ah; @@ -887,6 +855,37 @@ err: return ret; } +void +ath5k_txbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf) +{ + BUG_ON(!bf); + if (!bf->skb) + return; + dma_unmap_single(sc->dev, bf->skbaddr, bf->skb->len, + DMA_TO_DEVICE); + dev_kfree_skb_any(bf->skb); + bf->skb = NULL; + bf->skbaddr = 0; + bf->desc->ds_data = 0; +} + +void +ath5k_rxbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf) +{ + struct ath5k_hw *ah = sc->ah; + struct ath_common *common = ath5k_hw_common(ah); + + BUG_ON(!bf); + if (!bf->skb) + return; + dma_unmap_single(sc->dev, bf->skbaddr, common->rx_bufsize, + DMA_FROM_DEVICE); + dev_kfree_skb_any(bf->skb); + bf->skb = NULL; + bf->skbaddr = 0; + bf->desc->ds_data = 0; +} + static void ath5k_desc_free(struct ath5k_softc *sc) { @@ -1534,8 +1533,9 @@ unlock: * TX Handling * \*************/ -static int ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, - struct ath5k_txq *txq) +int +ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, + struct ath5k_txq *txq) { struct ath5k_softc *sc = hw->priv; struct ath5k_buf *bf; @@ -1801,7 +1801,7 @@ err_unmap: * * Called with the beacon lock. */ -static int +int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { int ret; @@ -1947,7 +1947,7 @@ ath5k_beacon_send(struct ath5k_softc *sc) * when we otherwise know we have to update the timers, but we keep it in this * function to have it all together in one place. */ -static void +void ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) { struct ath5k_hw *ah = sc->ah; @@ -2049,7 +2049,7 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf) * In IBSS mode we use a self-linked tx descriptor if possible. We enable SWBA * interrupts to detect TSF updates only. */ -static void +void ath5k_beacon_config(struct ath5k_softc *sc) { struct ath5k_hw *ah = sc->ah; @@ -2525,7 +2525,7 @@ ath5k_stop_locked(struct ath5k_softc *sc) return 0; } -static int +int ath5k_init_hw(struct ath5k_softc *sc) { struct ath5k_hw *ah = sc->ah; @@ -2601,7 +2601,7 @@ static void stop_tasklets(struct ath5k_softc *sc) * if another thread does a system call and the thread doing the * stop is preempted). */ -static int +int ath5k_stop_hw(struct ath5k_softc *sc) { int ret; @@ -2703,11 +2703,11 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan, /* clear survey data and cycle counters */ memset(&sc->survey, 0, sizeof(sc->survey)); - spin_lock(&common->cc_lock); + spin_lock_bh(&common->cc_lock); ath_hw_cycle_counters_update(common); memset(&common->cc_survey, 0, sizeof(common->cc_survey)); memset(&common->cc_ani, 0, sizeof(common->cc_ani)); - spin_unlock(&common->cc_lock); + spin_unlock_bh(&common->cc_lock); /* * Change channels and update the h/w rate map if we're switching; @@ -2939,230 +2939,8 @@ ath5k_deinit_softc(struct ath5k_softc *sc) free_irq(sc->irq, sc); } -/********************\ -* Mac80211 functions * -\********************/ - -static int -ath5k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - struct ath5k_softc *sc = hw->priv; - u16 qnum = skb_get_queue_mapping(skb); - - if (WARN_ON(qnum >= sc->ah->ah_capabilities.cap_queues.q_tx_num)) { - dev_kfree_skb_any(skb); - return 0; - } - - return ath5k_tx_queue(hw, skb, &sc->txqs[qnum]); -} - -static int ath5k_start(struct ieee80211_hw *hw) -{ - return ath5k_init_hw(hw->priv); -} - -static void ath5k_stop(struct ieee80211_hw *hw) -{ - ath5k_stop_hw(hw->priv); -} - -static int ath5k_add_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) -{ - struct ath5k_softc *sc = hw->priv; - int ret; - struct ath5k_vif *avf = (void *)vif->drv_priv; - - mutex_lock(&sc->lock); - - if ((vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_ADHOC) - && (sc->num_ap_vifs + sc->num_adhoc_vifs) >= ATH_BCBUF) { - ret = -ELNRNG; - goto end; - } - - /* Don't allow other interfaces if one ad-hoc is configured. - * TODO: Fix the problems with ad-hoc and multiple other interfaces. - * We would need to operate the HW in ad-hoc mode to allow TSF updates - * for the IBSS, but this breaks with additional AP or STA interfaces - * at the moment. */ - if (sc->num_adhoc_vifs || - (sc->nvifs && vif->type == NL80211_IFTYPE_ADHOC)) { - ATH5K_ERR(sc, "Only one single ad-hoc interface is allowed.\n"); - ret = -ELNRNG; - goto end; - } - - switch (vif->type) { - case NL80211_IFTYPE_AP: - case NL80211_IFTYPE_STATION: - case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_MESH_POINT: - avf->opmode = vif->type; - break; - default: - ret = -EOPNOTSUPP; - goto end; - } - - sc->nvifs++; - ATH5K_DBG(sc, ATH5K_DEBUG_MODE, "add interface mode %d\n", avf->opmode); - - /* Assign the vap/adhoc to a beacon xmit slot. */ - if ((avf->opmode == NL80211_IFTYPE_AP) || - (avf->opmode == NL80211_IFTYPE_ADHOC) || - (avf->opmode == NL80211_IFTYPE_MESH_POINT)) { - int slot; - - WARN_ON(list_empty(&sc->bcbuf)); - avf->bbuf = list_first_entry(&sc->bcbuf, struct ath5k_buf, - list); - list_del(&avf->bbuf->list); - - avf->bslot = 0; - for (slot = 0; slot < ATH_BCBUF; slot++) { - if (!sc->bslot[slot]) { - avf->bslot = slot; - break; - } - } - BUG_ON(sc->bslot[avf->bslot] != NULL); - sc->bslot[avf->bslot] = vif; - if (avf->opmode == NL80211_IFTYPE_AP) - sc->num_ap_vifs++; - else if (avf->opmode == NL80211_IFTYPE_ADHOC) - sc->num_adhoc_vifs++; - } - - /* Any MAC address is fine, all others are included through the - * filter. - */ - memcpy(&sc->lladdr, vif->addr, ETH_ALEN);< |