diff options
34 files changed, 1383 insertions, 1267 deletions
diff --git a/drivers/net/wireless/adm8211.c b/drivers/net/wireless/adm8211.c index ac2ea23..49a6b9e 100644 --- a/drivers/net/wireless/adm8211.c +++ b/drivers/net/wireless/adm8211.c @@ -281,49 +281,6 @@ static int adm8211_get_stats(struct ieee80211_hw *dev, return 0; } -static void adm8211_set_rx_mode(struct ieee80211_hw *dev, - unsigned short flags, int mc_count) -{ - struct adm8211_priv *priv = dev->priv; - unsigned int bit_nr; - u32 mc_filter[2]; - struct dev_mc_list *mclist; - void *tmp; - - if (flags & IFF_PROMISC) { - priv->nar |= ADM8211_NAR_PR; - priv->nar &= ~ADM8211_NAR_MM; - mc_filter[1] = mc_filter[0] = ~0; - } else if ((flags & IFF_ALLMULTI) || (mc_count > -1)) { - priv->nar &= ~ADM8211_NAR_PR; - priv->nar |= ADM8211_NAR_MM; - mc_filter[1] = mc_filter[0] = ~0; - } else { - priv->nar &= ~(ADM8211_NAR_MM | ADM8211_NAR_PR); - mc_filter[1] = mc_filter[0] = 0; - mclist = NULL; - while ((mclist = ieee80211_get_mc_list_item(dev, mclist, &tmp))) { - bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26; - - bit_nr &= 0x3F; - mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); - } - } - - ADM8211_IDLE_RX(); - - ADM8211_CSR_WRITE(MAR0, mc_filter[0]); - ADM8211_CSR_WRITE(MAR1, mc_filter[1]); - ADM8211_CSR_READ(NAR); - - if (flags & IFF_PROMISC) - dev->flags |= IEEE80211_HW_RX_INCLUDES_FCS; - else - dev->flags &= ~IEEE80211_HW_RX_INCLUDES_FCS; - - ADM8211_RESTORE(); -} - static int adm8211_get_tx_stats(struct ieee80211_hw *dev, struct ieee80211_tx_queue_stats *stats) { @@ -1254,13 +1211,6 @@ static void adm8211_hw_init(struct ieee80211_hw *dev) /* Clear the missed-packet counter. */ ADM8211_CSR_READ(LPC); - - if (!priv->mac_addr) - return; - - /* set mac address */ - ADM8211_CSR_WRITE(PAR0, *(u32 *)priv->mac_addr); - ADM8211_CSR_WRITE(PAR1, *(u16 *)&priv->mac_addr[4]); } static int adm8211_hw_reset(struct ieee80211_hw *dev) @@ -1334,7 +1284,7 @@ static void adm8211_set_interval(struct ieee80211_hw *dev, ADM8211_CSR_WRITE(BPLI, reg); } -static void adm8211_set_bssid(struct ieee80211_hw *dev, u8 *bssid) +static void adm8211_set_bssid(struct ieee80211_hw *dev, const u8 *bssid) { struct adm8211_priv *priv = dev->priv; u32 reg; @@ -1395,24 +1345,87 @@ static int adm8211_config_interface(struct ieee80211_hw *dev, int if_id, return 0; } +static void adm8211_configure_filter(struct ieee80211_hw *dev, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, struct dev_mc_list *mclist) +{ + static const u8 bcast[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; + struct adm8211_priv *priv = dev->priv; + unsigned int bit_nr, new_flags; + u32 mc_filter[2]; + int i; + + new_flags = 0; + + if (*total_flags & FIF_PROMISC_IN_BSS) { + new_flags |= FIF_PROMISC_IN_BSS; + priv->nar |= ADM8211_NAR_PR; + priv->nar &= ~ADM8211_NAR_MM; + mc_filter[1] = mc_filter[0] = ~0; + } else if ((*total_flags & FIF_ALLMULTI) || (mc_count > 32)) { + new_flags |= FIF_ALLMULTI; + priv->nar &= ~ADM8211_NAR_PR; + priv->nar |= ADM8211_NAR_MM; + mc_filter[1] = mc_filter[0] = ~0; + } else { + priv->nar &= ~(ADM8211_NAR_MM | ADM8211_NAR_PR); + mc_filter[1] = mc_filter[0] = 0; + for (i = 0; i < mc_count; i++) { + if (!mclist) + break; + bit_nr = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26; + + bit_nr &= 0x3F; + mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); + mclist = mclist->next; + } + } + + ADM8211_IDLE_RX(); + + ADM8211_CSR_WRITE(MAR0, mc_filter[0]); + ADM8211_CSR_WRITE(MAR1, mc_filter[1]); + ADM8211_CSR_READ(NAR); + + if (priv->nar & ADM8211_NAR_PR) + dev->flags |= IEEE80211_HW_RX_INCLUDES_FCS; + else + dev->flags &= ~IEEE80211_HW_RX_INCLUDES_FCS; + + if (*total_flags & FIF_BCN_PRBRESP_PROMISC) + adm8211_set_bssid(dev, bcast); + else + adm8211_set_bssid(dev, priv->bssid); + + ADM8211_RESTORE(); + + *total_flags = new_flags; +} + static int adm8211_add_interface(struct ieee80211_hw *dev, struct ieee80211_if_init_conf *conf) { struct adm8211_priv *priv = dev->priv; - /* NOTE: using IEEE80211_IF_TYPE_MGMT to indicate no mode selected */ - if (priv->mode != IEEE80211_IF_TYPE_MGMT) - return -1; + if (priv->mode != IEEE80211_IF_TYPE_MNTR) + return -EOPNOTSUPP; switch (conf->type) { case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_MNTR: priv->mode = conf->type; break; default: return -EOPNOTSUPP; } - priv->mac_addr = conf->mac_addr; + ADM8211_IDLE(); + + ADM8211_CSR_WRITE(PAR0, *(u32 *)conf->mac_addr); + ADM8211_CSR_WRITE(PAR1, *(u16 *)(conf->mac_addr + 4)); + + adm8211_update_mode(dev); + + ADM8211_RESTORE(); return 0; } @@ -1421,7 +1434,7 @@ static void adm8211_remove_interface(struct ieee80211_hw *dev, struct ieee80211_if_init_conf *conf) { struct adm8211_priv *priv = dev->priv; - priv->mode = IEEE80211_IF_TYPE_MGMT; + priv->mode = IEEE80211_IF_TYPE_MNTR; } static int adm8211_init_rings(struct ieee80211_hw *dev) @@ -1505,7 +1518,7 @@ static void adm8211_free_rings(struct ieee80211_hw *dev) } } -static int adm8211_open(struct ieee80211_hw *dev) +static int adm8211_start(struct ieee80211_hw *dev) { struct adm8211_priv *priv = dev->priv; int retval; @@ -1550,7 +1563,7 @@ fail: return retval; } -static int adm8211_stop(struct ieee80211_hw *dev) +static void adm8211_stop(struct ieee80211_hw *dev) { struct adm8211_priv *priv = dev->priv; @@ -1562,7 +1575,6 @@ static int adm8211_stop(struct ieee80211_hw *dev) free_irq(priv->pdev->irq, dev); adm8211_free_rings(dev); - return 0; } static void adm8211_calc_durations(int *dur, int *plcp, size_t payload_len, int len, @@ -1765,13 +1777,13 @@ static int adm8211_alloc_rings(struct ieee80211_hw *dev) static const struct ieee80211_ops adm8211_ops = { .tx = adm8211_tx, - .open = adm8211_open, + .start = adm8211_start, .stop = adm8211_stop, .add_interface = adm8211_add_interface, .remove_interface = adm8211_remove_interface, .config = adm8211_config, .config_interface = adm8211_config_interface, - .set_multicast_list = adm8211_set_rx_mode, + .configure_filter = adm8211_configure_filter, .get_stats = adm8211_get_stats, .get_tx_stats = adm8211_get_tx_stats, .get_tsf = adm8211_get_tsft @@ -1905,7 +1917,7 @@ static int __devinit adm8211_probe(struct pci_dev *pdev, priv->tx_power = 0x40; priv->lpf_cutoff = 0xFF; priv->lnags_threshold = 0xFF; - priv->mode = IEEE80211_IF_TYPE_MGMT; + priv->mode = IEEE80211_IF_TYPE_MNTR; /* Power-on issue. EEPROM won't read correctly without */ if (priv->revid >= ADM8211_REV_BA) { @@ -2000,7 +2012,7 @@ static int adm8211_suspend(struct pci_dev *pdev, pm_message_t state) struct ieee80211_hw *dev = pci_get_drvdata(pdev); struct adm8211_priv *priv = dev->priv; - if (priv->mode != IEEE80211_IF_TYPE_MGMT) { + if (priv->mode != IEEE80211_IF_TYPE_MNTR) { ieee80211_stop_queues(dev); adm8211_stop(dev); } @@ -2018,8 +2030,8 @@ static int adm8211_resume(struct pci_dev *pdev) pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); - if (priv->mode != IEEE80211_IF_TYPE_MGMT) { - adm8211_open(dev); + if (priv->mode != IEEE80211_IF_TYPE_MNTR) { + adm8211_start(dev); ieee80211_start_queues(dev); } diff --git a/drivers/net/wireless/adm8211.h b/drivers/net/wireless/adm8211.h index 795d895..5991b17 100644 --- a/drivers/net/wireless/adm8211.h +++ b/drivers/net/wireless/adm8211.h @@ -612,7 +612,6 @@ struct adm8211_priv { u8 bssid[ETH_ALEN]; u8 ssid[32]; size_t ssid_len; - u8 *mac_addr; u8 soft_rx_crc; u8 retry_limit; diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index a22435a..2c8fa1c 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -604,9 +604,8 @@ struct b43_wl { * at a time. General information about this interface follows. */ - /* Opaque ID of the operating interface (!= monitor - * interface) from the ieee80211 subsystem. - * Do not modify. + /* Opaque ID of the operating interface from the ieee80211 + * subsystem. Do not modify. */ int if_id; /* The MAC address of the operating interface. */ @@ -615,14 +614,10 @@ struct b43_wl { u8 bssid[ETH_ALEN]; /* Interface type. (IEEE80211_IF_TYPE_XXX) */ int if_type; - /* Counter of active monitor interfaces. */ - int monitor; /* Is the card operating in AP, STA or IBSS mode? */ bool operating; - /* Promisc mode active? - * Note that (monitor != 0) implies promisc. - */ - bool promisc; + /* filter flags */ + unsigned int filter_flags; /* Stats about the wireless interface */ struct ieee80211_low_level_stats ieee_stats; @@ -779,8 +774,6 @@ static inline struct b43_wldev *dev_to_b43_wldev(struct device *dev) /* Is the device operating in a specified mode (IEEE80211_IF_TYPE_XXX). */ static inline int b43_is_mode(struct b43_wl *wl, int type) { - if (type == IEEE80211_IF_TYPE_MNTR) - return !!(wl->monitor); return (wl->operating && wl->if_type == type); } diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index b44c9f9..72467c8 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -92,14 +92,6 @@ static char modparam_fwpostfix[16]; module_param_string(fwpostfix, modparam_fwpostfix, 16, 0444); MODULE_PARM_DESC(fwpostfix, "Postfix for the .fw files to load."); -static int modparam_mon_keep_bad; -module_param_named(mon_keep_bad, modparam_mon_keep_bad, int, 0444); -MODULE_PARM_DESC(mon_keep_bad, "Keep bad frames in monitor mode"); - -static int modparam_mon_keep_badplcp; -module_param_named(mon_keep_badplcp, modparam_mon_keep_bad, int, 0444); -MODULE_PARM_DESC(mon_keep_badplcp, "Keep frames with bad PLCP in monitor mode"); - static int modparam_hwpctl; module_param_named(hwpctl, modparam_hwpctl, int, 0444); MODULE_PARM_DESC(hwpctl, "Enable hardware-side power control (default off)"); @@ -561,15 +553,10 @@ static void b43_write_mac_bssid_templates(struct b43_wldev *dev) } } -static void b43_upload_card_macaddress(struct b43_wldev *dev, - const u8 * mac_addr) +static void b43_upload_card_macaddress(struct b43_wldev *dev) { - if (mac_addr) - memcpy(dev->wl->mac_addr, mac_addr, ETH_ALEN); - else - memset(dev->wl->mac_addr, 0, ETH_ALEN); b43_write_mac_bssid_templates(dev); - b43_macfilter_set(dev, B43_MACFILTER_SELF, mac_addr); + b43_macfilter_set(dev, B43_MACFILTER_SELF, dev->wl->mac_addr); } static void b43_set_slot_time(struct b43_wldev *dev, u16 slot_time) @@ -2052,33 +2039,25 @@ static void b43_adjust_opmode(struct b43_wldev *dev) ctl &= ~B43_MACCTL_KEEP_BADPLCP; ctl &= ~B43_MACCTL_KEEP_BAD; ctl &= ~B43_MACCTL_PROMISC; + ctl &= ~B43_MACCTL_BEACPROMISC; ctl |= B43_MACCTL_INFRA; - if (wl->operating) { - switch (wl->if_type) { - case IEEE80211_IF_TYPE_AP: - ctl |= B43_MACCTL_AP; - break; - case IEEE80211_IF_TYPE_IBSS: - ctl &= ~B43_MACCTL_INFRA; - break; - case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_MNTR: - case IEEE80211_IF_TYPE_WDS: - break; - default: - B43_WARN_ON(1); - } - } - if (wl->monitor) { + if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP)) + ctl |= B43_MACCTL_AP; + else if (b43_is_mode(wl, IEEE80211_IF_TYPE_IBSS)) + ctl &= ~B43_MACCTL_INFRA; + + if (wl->filter_flags & FIF_CONTROL) ctl |= B43_MACCTL_KEEP_CTL; - if (modparam_mon_keep_bad) - ctl |= B43_MACCTL_KEEP_BAD; - if (modparam_mon_keep_badplcp) - ctl |= B43_MACCTL_KEEP_BADPLCP; - } - if (wl->promisc) + if (wl->filter_flags & FIF_FCSFAIL) + ctl |= B43_MACCTL_KEEP_BAD; + if (wl->filter_flags & FIF_PLCPFAIL) + ctl |= B43_MACCTL_KEEP_BADPLCP; + if (wl->filter_flags & FIF_PROMISC_IN_BSS) ctl |= B43_MACCTL_PROMISC; + if (wl->filter_flags & FIF_BCN_PRBRESP_PROMISC) + ctl |= B43_MACCTL_BEACPROMISC; + /* Workaround: On old hardware the HW-MAC-address-filter * doesn't work properly, so always run promisc in filter * it in software. */ @@ -2254,9 +2233,6 @@ static int b43_chip_init(struct b43_wldev *dev) & ~B43_MACCTL_INFRA); b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) | B43_MACCTL_INFRA); - /* Let beacons come through */ - b43_write32(dev, B43_MMIO_MACCTL, b43_read32(dev, B43_MMIO_MACCTL) - | B43_MACCTL_BEACPROMISC); if (b43_using_pio(dev)) { b43_write32(dev, 0x0210, 0x00000100); @@ -2899,9 +2875,9 @@ static int b43_dev_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf) return err; } -static int b43_dev_set_key(struct ieee80211_hw *hw, - set_key_cmd cmd, const u8 *local_addr, - const u8 *addr, struct ieee80211_key_conf *key) +static int b43_dev_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + const u8 *local_addr, const u8 *addr, + struct ieee80211_key_conf *key) { struct b43_wl *wl = hw_to_b43_wl(hw); struct b43_wldev *dev = wl->current_dev; @@ -3003,21 +2979,40 @@ out: return err; } -static void b43_set_multicast_list(struct ieee80211_hw *hw, - unsigned short netflags, int mc_count) +static void b43_configure_filter(struct ieee80211_hw *hw, + unsigned int changed, unsigned int *fflags, + int mc_count, struct dev_addr_list *mc_list) { struct b43_wl *wl = hw_to_b43_wl(hw); struct b43_wldev *dev = wl->current_dev; unsigned long flags; - if (!dev) + if (!dev) { + *fflags = 0; return; - spin_lock_irqsave(&wl->irq_lock, flags); - if (wl->promisc != !!(netflags & IFF_PROMISC)) { - wl->promisc = !!(netflags & IFF_PROMISC); - if (b43_status(dev) >= B43_STAT_INITIALIZED) - b43_adjust_opmode(dev); } + + spin_lock_irqsave(&wl->irq_lock, flags); + *fflags &= FIF_PROMISC_IN_BSS | + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_BCN_PRBRESP_PROMISC; + + changed &= FIF_PROMISC_IN_BSS | + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_BCN_PRBRESP_PROMISC; + + wl->filter_flags = *fflags; + + if (changed && b43_status(dev) >= B43_STAT_INITIALIZED) + b43_adjust_opmode(dev); spin_unlock_irqrestore(&wl->irq_lock, flags); } @@ -3032,21 +3027,19 @@ static int b43_config_interface(struct ieee80211_hw *hw, return -ENODEV; mutex_lock(&wl->mutex); spin_lock_irqsave(&wl->irq_lock, flags); - if (conf->type != IEEE80211_IF_TYPE_MNTR) { - B43_WARN_ON(wl->if_id != if_id); - if (conf->bssid) - memcpy(wl->bssid, conf->bssid, ETH_ALEN); - else - memset(wl->bssid, 0, ETH_ALEN); - if (b43_status(dev) >= B43_STAT_INITIALIZED) { - if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP)) { - B43_WARN_ON(conf->type != IEEE80211_IF_TYPE_AP); - b43_set_ssid(dev, conf->ssid, conf->ssid_len); - if (conf->beacon) - b43_refresh_templates(dev, conf->beacon); - } - b43_write_mac_bssid_templates(dev); + B43_WARN_ON(wl->if_id != if_id); + if (conf->bssid) + memcpy(wl->bssid, conf->bssid, ETH_ALEN); + else + memset(wl->bssid, 0, ETH_ALEN); + if (b43_status(dev) >= B43_STAT_INITIALIZED) { + if (b43_is_mode(wl, IEEE80211_IF_TYPE_AP)) { + B43_WARN_ON(conf->type != IEEE80211_IF_TYPE_AP); + b43_set_ssid(dev, conf->ssid, conf->ssid_len); + if (conf->beacon) + b43_refresh_templates(dev, conf->beacon); } + b43_write_mac_bssid_templates(dev); } spin_unlock_irqrestore(&wl->irq_lock, flags); mutex_unlock(&wl->mutex); @@ -3472,7 +3465,8 @@ static int b43_wireless_core_init(struct b43_wldev *dev) ssb_bus_powerup(bus, 1); /* Enable dynamic PCTL */ memset(wl->bssid, 0, ETH_ALEN); - b43_upload_card_macaddress(dev, NULL); + memset(wl->mac_addr, 0, ETH_ALEN); + b43_upload_card_macaddress(dev); b43_security_init(dev); b43_rng_init(wl); @@ -3502,21 +3496,80 @@ static int b43_add_interface(struct ieee80211_hw *hw, struct b43_wldev *dev; unsigned long flags; int err = -EOPNOTSUPP; - int did_init = 0; + + /* TODO: allow WDS/AP devices to coexist */ + + if (conf->type != IEEE80211_IF_TYPE_AP && + conf->type != IEEE80211_IF_TYPE_STA && + conf->type != IEEE80211_IF_TYPE_WDS && + conf->type != IEEE80211_IF_TYPE_IBSS) + return -EOPNOTSUPP; mutex_lock(&wl->mutex); - if ((conf->type != IEEE80211_IF_TYPE_MNTR) && wl->operating) + if (wl->operating) goto out_mutex_unlock; b43dbg(wl, "Adding Interface type %d\n", conf->type); dev = wl->current_dev; + wl->operating = 1; + wl->if_id = conf->if_id; + wl->if_type = conf->type; + memcpy(wl->mac_addr, conf->mac_addr, ETH_ALEN); + + spin_lock_irqsave(&wl->irq_lock, flags); + b43_adjust_opmode(dev); + b43_upload_card_macaddress(dev); + spin_unlock_irqrestore(&wl->irq_lock, flags); + + err = 0; + out_mutex_unlock: + mutex_unlock(&wl->mutex); + + return err; +} + +static void b43_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_if_init_conf *conf) +{ + struct b43_wl *wl = hw_to_b43_wl(hw); + struct b43_wldev *dev = wl->current_dev; + unsigned long flags; + + b43dbg(wl, "Removing Interface type %d\n", conf->type); + + mutex_lock(&wl->mutex); + + B43_WARN_ON(!wl->operating); + B43_WARN_ON(wl->if_id != conf->if_id); + + wl->operating = 0; + + spin_lock_irqsave(&wl->irq_lock, flags); + b43_adjust_opmode(dev); + memset(wl->mac_addr, 0, ETH_ALEN); + b43_upload_card_macaddress(dev); + spin_unlock_irqrestore(&wl->irq_lock, flags); + + mutex_unlock(&wl->mutex); +} + +static int b43_start(struct ieee80211_hw *hw) +{ + struct b43_wl *wl = hw_to_b43_wl(hw); + struct b43_wldev *dev = wl->current_dev; + int did_init = 0; + int err; + + mutex_lock(&wl->mutex); + if (b43_status(dev) < B43_STAT_INITIALIZED) { err = b43_wireless_core_init(dev); if (err) goto out_mutex_unlock; did_init = 1; } + if (b43_status(dev) < B43_STAT_STARTED) { err = b43_wireless_core_start(dev); if (err) { @@ -3526,59 +3579,21 @@ static int b43_add_interface(struct ieee80211_hw *hw, } } - spin_lock_irqsave(&wl->irq_lock, flags); - switch (conf->type) { - case IEEE80211_IF_TYPE_MNTR: - wl->monitor++; - break; - default: - wl->operating = 1; - wl->if_id = conf->if_id; - wl->if_type = conf->type; - b43_upload_card_macaddress(dev, conf->mac_addr); - } - b43_adjust_opmode(dev); - spin_unlock_irqrestore(&wl->irq_lock, flags); - - err = 0; - out_mutex_unlock: + out_mutex_unlock: mutex_unlock(&wl->mutex); return err; } -static void b43_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) +void b43_stop(struct ieee80211_hw *hw) { struct b43_wl *wl = hw_to_b43_wl(hw); - struct b43_wldev *dev; - unsigned long flags; - - b43dbg(wl, "Removing Interface type %d\n", conf->type); + struct b43_wldev *dev = wl->current_dev; mutex_lock(&wl->mutex); - if (conf->type == IEEE80211_IF_TYPE_MNTR) { - wl->monitor--; - B43_WARN_ON(wl->monitor < 0); - } else { - B43_WARN_ON(!wl->operating); - wl->operating = 0; - } - - dev = wl->current_dev; - if (!wl->operating && wl->monitor == 0) { - /* No interface left. */ - if (b43_status(dev) >= B43_STAT_STARTED) - b43_wireless_core_stop(dev); - b43_wireless_core_exit(dev); - } else { - /* Just monitor interfaces left. */ - spin_lock_irqsave(&wl->irq_lock, flags); - b43_adjust_opmode(dev); - if (!wl->operating) - b43_upload_card_macaddress(dev, NULL); - spin_unlock_irqrestore(&wl->irq_lock, flags); - } + if (b43_status(dev) >= B43_STAT_STARTED) + b43_wireless_core_stop(dev); + b43_wireless_core_exit(dev); mutex_unlock(&wl->mutex); } @@ -3589,10 +3604,12 @@ static const struct ieee80211_ops b43_hw_ops = { .remove_interface = b43_remove_interface, .config = b43_dev_config, .config_interface = b43_config_interface, - .set_multicast_list = b43_set_multicast_list, + .configure_filter = b43_configure_filter, .set_key = b43_dev_set_key, .get_stats = b43_get_stats, .get_tx_stats = b43_get_tx_stats, + .start = b43_start, + .stop = b43_stop, }; /* Hard-reset the chip. Do not call this directly. @@ -3930,8 +3947,7 @@ static int b43_wireless_init(struct ssb_device *dev) } /* fill hw info */ - hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | - IEEE80211_HW_MONITOR_DURING_OPER; + hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE; hw->max_signal = 100; hw->max_rssi = -110; hw->max_noise = -110; diff --git a/drivers/net/wireless/b43legacy/b43legacy.h b/drivers/net/wireless/b43legacy/b43legacy.h index 746de2f..afe145c 100644 --- a/drivers/net/wireless/b43legacy/b43legacy.h +++ b/drivers/net/wireless/b43legacy/b43legacy.h @@ -179,6 +179,7 @@ #define B43legacy_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */ #define B43legacy_MACCTL_INFRA 0x00020000 /* Infrastructure mode */ #define B43legacy_MACCTL_AP 0x00040000 /* AccessPoint mode */ +#define B43legacy_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */ #define B43legacy_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep bad PLCP frames */ #define B43legacy_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */ #define B43legacy_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */ @@ -570,25 +571,20 @@ struct b43legacy_wl { * at a time. General information about this interface follows. */ - /* Opaque ID of the operating interface (!= monitor - * interface) from the ieee80211 subsystem. - * Do not modify. + /* Opaque ID of the operating interface from the ieee80211 + * subsystem. Do not modify. */ int if_id; /* MAC address (can be NULL). */ - const u8 *mac_addr; + u8 mac_addr[ETH_ALEN]; /* Current BSSID (can be NULL). */ - const u8 *bssid; + u8 bssid[ETH_ALEN]; /* Interface type. (IEEE80211_IF_TYPE_XXX) */ int if_type; - /* Counter of active monitor interfaces. */ - int monitor; /* Is the card operating in AP, STA or IBSS mode? */ bool operating; - /* Promisc mode active? - * Note that (monitor != 0) implies promisc. - */ - bool promisc; + /* filter flags */ + unsigned int filter_flags; /* Stats about the wireless interface */ struct ieee80211_low_level_stats ieee_stats; @@ -753,8 +749,6 @@ struct b43legacy_wldev *dev_to_b43legacy_wldev(struct device *dev) static inline int b43legacy_is_mode(struct b43legacy_wl *wl, int type) { - if (type == IEEE80211_IF_TYPE_MNTR) - return !!(wl->monitor); return (wl->operating && wl->if_type == type); } diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c index a793f18..f074951 100644 --- a/drivers/net/wireless/b43legacy/main.c +++ b/drivers/net/wireless/b43legacy/main.c @@ -91,14 +91,6 @@ static char modparam_fwpostfix[16]; module_param_string(fwpostfix, modparam_fwpostfix, 16, 0444); MODULE_PARM_DESC(fwpostfix, "Postfix for the firmware files to load."); -static int modparam_mon_keep_bad; -module_param_named(mon_keep_bad, modparam_mon_keep_bad, int, 0444); -MODULE_PARM_DESC(mon_keep_bad, "Keep bad frames in monitor mode"); - -static int modparam_mon_keep_badplcp; -module_param_named(mon_keep_badplcp, modparam_mon_keep_bad, int, 0444); -MODULE_PARM_DESC(mon_keep_badplcp, "Keep frames with bad PLCP in monitor mode"); - /* The following table supports BCM4301, BCM4303 and BCM4306/2 devices. */ static const struct ssb_device_id b43legacy_ssb_tbl[] = { SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 2), @@ -566,12 +558,11 @@ static void b43legacy_write_mac_bssid_templates(struct b43legacy_wldev *dev) } } -static void b43legacy_upload_card_macaddress(struct b43legacy_wldev *dev, - const u8 *mac_addr) +static void b43legacy_upload_card_macaddress(struct b43legacy_wldev *dev) { - dev->wl->mac_addr = mac_addr; b43legacy_write_mac_bssid_templates(dev); - b43legacy_macfilter_set(dev, B43legacy_MACFILTER_SELF, mac_addr); + b43legacy_macfilter_set(dev, B43legacy_MACFILTER_SELF, + dev->wl->mac_addr); } static void b43legacy_set_slot_time(struct b43legacy_wldev *dev, @@ -1874,34 +1865,25 @@ static void b43legacy_adjust_opmode(struct b43legacy_wldev *dev) ctl &= ~B43legacy_MACCTL_KEEP_BADPLCP; ctl &= ~B43legacy_MACCTL_KEEP_BAD; ctl &= ~B43legacy_MACCTL_PROMISC; + ctl &= ~B43legacy_MACCTL_BEACPROMISC; ctl |= B43legacy_MACCTL_INFRA; - if (wl->operating) { - switch (wl->if_type) { - case IEEE80211_IF_TYPE_AP: - ctl |= B43legacy_MACCTL_AP; - break; - case IEEE80211_IF_TYPE_IBSS: - ctl &= ~B43legacy_MACCTL_INFRA; - break; - case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_MNTR: - case IEEE80211_IF_TYPE_WDS: - break; - default: - b43legacyerr(wl, "Improper value of %d for" - " wl->if_type\n", wl->if_type); - } - } - if (wl->monitor) { + if (b43legacy_is_mode(wl, IEEE80211_IF_TYPE_AP)) + ctl |= B43legacy_MACCTL_AP; + else if (b43legacy_is_mode(wl, IEEE80211_IF_TYPE_IBSS)) + ctl &= ~B43legacy_MACCTL_INFRA; + + if (wl->filter_flags & FIF_CONTROL) ctl |= B43legacy_MACCTL_KEEP_CTL; - if (modparam_mon_keep_bad) - ctl |= B43legacy_MACCTL_KEEP_BAD; - if (modparam_mon_keep_badplcp) - ctl |= B43legacy_MACCTL_KEEP_BADPLCP; - } - if (wl->promisc) + if (wl->filter_flags & FIF_FCSFAIL) + ctl |= B43legacy_MACCTL_KEEP_BAD; + if (wl->filter_flags & FIF_PLCPFAIL) + ctl |= B43legacy_MACCTL_KEEP_BADPLCP; + if (wl->filter_flags & FIF_PROMISC_IN_BSS) ctl |= B43legacy_MACCTL_PROMISC; + if (wl->filter_flags & FIF_BCN_PRBRESP_PROMISC) + ctl |= B43legacy_MACCTL_BEACPROMISC; + /* Workaround: On old hardware the HW-MAC-address-filter * doesn't work properly, so always run promisc in filter * it in software. */ @@ -2091,10 +2073,6 @@ static int b43legacy_chip_init(struct b43legacy_wldev *dev) value32 |= B43legacy_SBF_MODE_NOTADHOC; b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, value32); - value32 = b43legacy_read32(dev, B43legacy_MMIO_STATUS_BITFIELD); - value32 |= 0x100000; - b43legacy_write32(dev, B43legacy_MMIO_STATUS_BITFIELD, value32); - if (b43legacy_using_pio(dev)) { b43legacy_write32(dev, 0x0210, 0x00000100); b43legacy_write32(dev, 0x0230, 0x00000100); @@ -2699,7 +2677,7 @@ out_unlock_mutex: } static int b43legacy_dev_set_key(struct ieee80211_hw *hw, - set_key_cmd cmd, + enum set_key_cmd cmd, const u8 *local_addr, const u8 *addr, struct ieee80211_key_conf *key) { @@ -2724,22 +2702,42 @@ static int b43legacy_dev_set_key(struct ieee80211_hw *hw, return err; } -static void b43legacy_set_multicast_list(struct ieee80211_hw *hw, - unsigned short netflags, - int mc_count) +static void b43legacy_configure_filter(struct ieee80211_hw *hw, + unsigned int changed, + unsigned int *fflags, + int mc_count, + struct dev_addr_list *mc_list) { struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw); struct b43legacy_wldev *dev = wl->current_dev; unsigned long flags; - if (!dev) + if (!dev) { + *fflags = 0; return; - spin_lock_irqsave(&wl->irq_lock, flags); - if (wl->promisc != !!(netflags & IFF_PROMISC)) { - wl->promisc = !!(netflags & IFF_PROMISC); - if (b43legacy_status(dev) >= B43legacy_STAT_INITIALIZED) - b43legacy_adjust_opmode(dev); } + + spin_lock_irqsave(&wl->irq_lock, flags); + *fflags &= FIF_PROMISC_IN_BSS | + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_BCN_PRBRESP_PROMISC; + + changed &= FIF_PROMISC_IN_BSS | + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_BCN_PRBRESP_PROMISC; + + wl->filter_flags = *fflags; + + if (changed && b43legacy_status(dev) >= B43legacy_STAT_INITIALIZED) + b43legacy_adjust_opmode(dev); spin_unlock_irqrestore(&wl->irq_lock, flags); } @@ -2755,21 +2753,19 @@ static int b43legacy_config_interface(struct ieee80211_hw *hw, return -ENODEV; mutex_lock(&wl->mutex); spin_lock_irqsave(&wl->irq_lock, flags); - if (conf->type != IEEE80211_IF_TYPE_MNTR) { - B43legacy_WARN_ON(wl->if_id != if_id); - wl->bssid = conf->bssid; - if (b43legacy_status(dev) >= B43legacy_STAT_INITIALIZED) { - if (b43legacy_is_mode(wl, IEEE80211_IF_TYPE_AP)) { - B43legacy_WARN_ON(conf->type != - IEEE80211_IF_TYPE_AP); - b43legacy_set_ssid(dev, conf->ssid, - conf->ssid_len); - if (conf->beacon) - b43legacy_refresh_templates(dev, - conf->beacon); - } - b43legacy_write_mac_bssid_templates(dev); + B43legacy_WARN_ON(wl->if_id != if_id); + if (conf->bssid) + memcpy(wl->bssid, conf->bssid, ETH_ALEN); + else + memset(wl->bssid, 0, ETH_ALEN); + if (b43legacy_status(dev) >= B43legacy_STAT_INITIALIZED) { + if (b43legacy_is_mode(wl, IEEE80211_IF_TYPE_AP)) { + B43legacy_WARN_ON(conf->type != IEEE80211_IF_TYPE_AP); + b43legacy_set_ssid(dev, conf->ssid, conf->ssid_len); + if (conf->beacon) + b43legacy_refresh_templates(dev, conf->beacon); } + b43legacy_write_mac_bssid_templates(dev); } spin_unlock_irqrestore(&wl->irq_lock, flags); mutex_unlock(&wl->mutex); @@ -3216,8 +3212,9 @@ static int b43legacy_wireless_core_init(struct b43legacy_wldev *dev) b43legacy_shm_write16(dev, B43legacy_SHM_SHARED, 0x0414, 0x01F4); ssb_bus_powerup(bus, 1); /* Enable dynamic PCTL */ - wl->bssid = NULL; - b43legacy_upload_card_macaddress(dev, NULL); + memset(wl->bssid, 0, ETH_ALEN); + memset(wl->mac_addr, 0, ETH_ALEN); + b43legacy_upload_card_macaddress(dev); b43legacy_security_init(dev); b43legacy_rng_init(wl); @@ -3246,22 +3243,80 @@ static int b43legacy_add_interface(struct ieee80211_hw *hw, struct b43legacy_wldev *dev; unsigned long flags; int err = -EOPNOTSUPP; - int did_init = 0; + + /* TODO: allow WDS/AP devices to coexist */ + + if (conf->type != IEEE80211_IF_TYPE_AP && + conf->type != IEEE80211_IF_TYPE_STA && + conf->type != IEEE80211_IF_TYPE_WDS && + conf->type != IEEE80211_IF_TYPE_IBSS) + return -EOPNOTSUPP; mutex_lock(&wl->mutex); - if ((conf->type != IEEE80211_IF_TYPE_MNTR) && - wl->operating) + if (wl->operating) goto out_mutex_unlock; b43legacydbg(wl, "Adding Interface type %d\n", conf->type); dev = wl->current_dev; + wl->operating = 1; + wl->if_id = conf->if_id; + wl->if_type = conf->type; + memcpy(wl->mac_addr, conf->mac_addr, ETH_ALEN); + + spin_lock_irqsave(&wl->irq_lock, flags); + b43legacy_adjust_opmode(dev); + b43legacy_upload_card_macaddress(dev); + spin_unlock_irqrestore(&wl->irq_lock, flags); + + err = 0; + out_mutex_unlock: + mutex_unlock(&wl->mutex); + + return err; +} + +static void b43legacy_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_if_init_conf *conf) +{ + struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw); + struct b43legacy_wldev *dev = wl->current_dev; + unsigned long flags; + + b43legacydbg(wl, "Removing Interface type %d\n", conf->type); + + mutex_lock(&wl->mutex); + + B43legacy_WARN_ON(!wl->operating); + B43legacy_WARN_ON(wl->if_id != conf->if_id); + + wl->operating = 0; + + spin_lock_irqsave(&wl->irq_lock, flags); + b43legacy_adjust_opmode(dev); + memset(wl->mac_addr, 0, ETH_ALEN); + b43legacy_upload_card_macaddress(dev); + spin_unlock_irqrestore(&wl->irq_lock, flags); + + mutex_unlock(&wl->mutex); +} + +static int b43legacy_start(struct ieee80211_hw *hw) +{ + struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw); + struct b43legacy_wldev *dev = wl->current_dev; + int did_init = 0; + int err; + + mutex_lock(&wl->mutex); + if (b43legacy_status(dev) < B43legacy_STAT_INITIALIZED) { err = b43legacy_wireless_core_init(dev); if (err) goto out_mutex_unlock; did_init = 1; } + if (b43legacy_status(dev) < B43legacy_STAT_STARTED) { err = b43legacy_wireless_core_start(dev); if (err) { @@ -3271,59 +3326,21 @@ static int b43legacy_add_interface(struct ieee80211_hw *hw, } } - spin_lock_irqsave(&wl->irq_lock, flags); - switch (conf->type) { - case IEEE80211_IF_TYPE_MNTR: - wl->monitor++; - break; - default: - wl->operating = 1; - wl->if_id = conf->if_id; - wl->if_type = conf->type; - b43legacy_upload_card_macaddress(dev, conf->mac_addr); - } - b43legacy_adjust_opmode(dev); - spin_unlock_irqrestore(&wl->irq_lock, flags); - - err = 0; out_mutex_unlock: mutex_unlock(&wl->mutex); return err; } -static void b43legacy_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) +void b43legacy_stop(struct ieee80211_hw *hw) { struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw); - struct b43legacy_wldev *dev; - unsigned long flags; - - b43legacydbg(wl, "Removing Interface type %d\n", conf->type); + struct b43legacy_wldev *dev = wl->current_dev; mutex_lock(&wl->mutex); - if (conf->type == IEEE80211_IF_TYPE_MNTR) { - wl->monitor--; - B43legacy_WARN_ON(wl->monitor < 0); - } else { - B43legacy_WARN_ON(!wl->operating); - wl->operating = 0; - } - - dev = wl->current_dev; - if (!wl->operating && wl->monitor == 0) { - /* No interface left. */ - if (b43legacy_status(dev) >= B43legacy_STAT_STARTED) - b43legacy_wireless_core_stop(dev); - b43legacy_wireless_core_exit(dev); - } else { - /* Just monitor interfaces left. */ - spin_lock_irqsave(&wl->irq_lock, flags); - b43legacy_adjust_opmode(dev); - if (!wl->operating) - b43legacy_upload_card_macaddress(dev, NULL); - spin_unlock_irqrestore(&wl->irq_lock, flags); - } + if (b43legacy_status(dev) >= B43legacy_STAT_STARTED) + b43legacy_wireless_core_stop(dev); + b43legacy_wireless_core_exit(dev); mutex_unlock(&wl->mutex); } @@ -3336,9 +3353,11 @@ static const struct ieee80211_ops b43legacy_hw_ops = { .config = b43legacy_dev_config, .config_interface = b43legacy_config_interface, .set_key = b43legacy_dev_set_key, - .set_multicast_list = b43legacy_set_multicast_list, + .configure_filter = b43legacy_configure_filter, .get_stats = b43legacy_get_stats, .get_tx_stats = b43legacy_get_tx_stats, + .start = b43legacy_start, + .stop = b43legacy_stop, }; /* Hard-reset the chip. Do not call this directly. diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 44f983b..8acda64 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -6870,7 +6870,7 @@ static void iwl_bg_scan_completed(struct work_struct *work) * *****************************************************************************/ -static int iwl_mac_open(struct ieee80211_hw *hw) +static int iwl_mac_start(struct ieee80211_hw *hw) { struct iwl_priv *priv = hw->priv; @@ -6889,7 +6889,7 @@ static int iwl_mac_open(struct ieee80211_hw *hw) return 0; } -static int iwl_mac_stop(struct ieee80211_hw *hw) +static void iwl_mac_stop(struct ieee80211_hw *hw) { struct iwl_priv *priv = hw->priv; @@ -6898,8 +6898,6 @@ static int iwl_mac_stop(struct ieee80211_hw *hw) /*netif_stop_queue(dev); */ flush_workqueue(priv->workqueue); IWL_DEBUG_MAC80211("leave\n"); - - return 0; } static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb, @@ -7115,6 +7113,8 @@ static int iwl_mac_config_interface(struct ieee80211_hw *hw, int if_id, if (conf == NULL) return -EIO; + /* XXX: this MUST use conf->mac_addr */ + if ((priv->iw_mode == IEEE80211_IF_TYPE_AP) && (!conf->beacon || !conf->ssid_len)) { IWL_DEBUG_MAC80211 @@ -7129,8 +7129,13 @@ static int iwl_mac_config_interface(struct ieee80211_hw *hw, int if_id, IWL_DEBUG_MAC80211("bssid: %s\n", print_mac(mac, conf->bssid)); +/* + * very dubious code was here; the probe filtering flag is never set: + * if (unlikely(test_bit(STATUS_SCANNING, &priv->status)) && !(priv->hw->flags & IEEE80211_HW_NO_PROBE_FILTERING)) { + */ + if (unlikely(test_bit(STATUS_SCANNING, &priv->status))) { IWL_DEBUG_MAC80211("leave - scanning\n"); mutex_unlock(&priv->mutex); return 0; @@ -7205,6 +7210,18 @@ static int iwl_mac_config_interface(struct ieee80211_hw *hw, int if_id, return 0; } +static void iwl_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, struct dev_addr_list *mc_list) +{ + /* + * XXX: dummy + * see also iwl_connection_init_rx_config + */ + *total_flags = 0; +} + static void iwl_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_if_init_conf *conf) { @@ -8265,12 +8282,13 @@ static struct attribute_group iwl_attribute_group = { static struct ieee80211_ops iwl_hw_ops = { .tx = iwl_mac_tx, - .open = iwl_mac_open, + .start = iwl_mac_start, .stop = iwl_mac_stop, .add_interface = iwl_mac_add_interface, .remove_interface = iwl_mac_remove_interface, .config = iwl_mac_config, .config_interface = iwl_mac_config_interface, + .configure_filter = iwl_configure_filter, .set_key = iwl_mac_set_key, .get_stats = iwl_mac_get_stats, .get_tx_stats = iwl_mac_get_tx_stats, diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c index 61500a2..7b9227c 100644 --- a/drivers/net/wireless/iwlwifi/iwl4965-base.c +++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c @@ -7252,7 +7252,7 @@ static void iwl_bg_scan_completed(struct work_struct *work) * *****************************************************************************/ -static int iwl_mac_open(struct ieee80211_hw *hw) +static int iwl_mac_start(struct ieee80211_hw *hw) { struct iwl_priv *priv = hw->priv; @@ -7271,7 +7271,7 @@ static int iwl_mac_open(struct ieee80211_hw *hw) return 0; } -static int iwl_mac_stop(struct ieee80211_hw *hw) +static void iwl_mac_stop(struct ieee80211_hw *hw) { struct iwl_priv *priv = hw->priv; @@ -7280,8 +7280,6 @@ static int iwl_mac_stop(struct ieee80211_hw *hw) /*netif_stop_queue(dev); */ flush_workqueue(priv->workqueue); IWL_DEBUG_MAC80211("leave\n"); - - return 0; } static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb, @@ -7528,8 +7526,13 @@ static int iwl_mac_config_interface(struct ieee80211_hw *hw, int if_id, IWL_DEBUG_MAC80211("bssid: %s\n", print_mac(mac, conf->bssid)); +/* + * very dubious code was here; the probe filtering flag is never set: + * if (unlikely(test_bit(STATUS_SCANNING, &priv->status)) && !(priv->hw->flags & IEEE80211_HW_NO_PROBE_FILTERING)) { + */ + if (unlikely(test_bit(STATUS_SCANNING, &priv->status))) { IWL_DEBUG_MAC80211("leave - scanning\n"); mutex_unlock(&priv->mutex); return 0; @@ -7604,6 +7607,18 @@ static int iwl_mac_config_interface(struct ieee80211_hw *hw, int if_id, return 0; } +static void iwl_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, struct dev_addr_list *mc_list) +{ + /* + * XXX: dummy + * see also iwl_connection_init_rx_config + */ + *total_flags = 0; +} + static void iwl_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_if_init_conf *conf) { @@ -8852,12 +8867,13 @@ static struct attribute_group iwl_attribute_group = { static struct ieee80211_ops iwl_hw_ops = { .tx = iwl_mac_tx, - .open = iwl_mac_open, + .start = iwl_mac_start, .stop = iwl_mac_stop, .add_interface = iwl_mac_add_interface, .remove_interface = iwl_mac_remove_interface, .config = iwl_mac_config, .config_interface = iwl_mac_config_interface, + .configure_filter = iwl_configure_filter, .set_key = iwl_mac_set_key, .get_stats = iwl_mac_get_stats, .get_tx_stats = iwl_mac_get_tx_stats, diff --git a/drivers/net/wireless/p54.h b/drivers/net/wireless/p54.h index e558d69..744c866 100644 --- a/drivers/net/wireless/p54.h +++ b/drivers/net/wireless/p54.h @@ -52,7 +52,8 @@ struct p54_common { int (*open)(struct ieee80211_hw *dev); void (*stop)(struct ieee80211_hw *dev); int mode; - u8 *mac_addr; + u8 mac_addr[ETH_ALEN]; + u8 bssid[ETH_ALEN]; struct pda_iq_autocal_entry *iq_autocal; unsigned int iq_autocal_len; struct pda_channel_output_limit *output_limit; diff --git a/drivers/net/wireless/p54common.c b/drivers/net/wireless/p54common.c index b05b5c5..9befd6c 100644 --- a/drivers/net/wireless/p54common.c +++ b/drivers/net/wireless/p54common.c @@ -774,15 +774,39 @@ static void p54_set_vdcf(struct ieee80211_hw *dev) priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*vdcf), 0); } +static int p54_start(struct ieee80211_hw *dev) +{ + struct p54_common *priv = dev->priv; + int err; + + err = priv->open(dev); + if (!err) + priv->mode = IEEE80211_IF_TYPE_MNTR; + + return err; +} + +static void p54_stop(struct ieee80211_hw *dev) +{ + struct p54_common *priv = dev->priv; + struct sk_buff *skb; + while ((skb = skb_dequeue(&priv->tx_queue))) { + struct memrecord *range = (struct memrecord *)&skb->cb; + if (range->control) + kfree(range->control); + kfree_skb(skb); + } + priv->stop(dev); + priv->mode = IEEE80211_IF_TYPE_MGMT; +} + static int p54_add_interface(struct ieee80211_hw *dev, struct ieee80211_if_init_conf *conf) { struct p54_common *priv = dev->priv; - int err; - /* NOTE: using IEEE80211_IF_TYPE_MGMT to indicate no mode selected */ - if (priv->mode != IEEE80211_IF_TYPE_MGMT) - return -1; + if (priv->mode != IEEE80211_IF_TYPE_MNTR) + return -EOPNOTSUPP; switch (conf->type) { case IEEE80211_IF_TYPE_STA: @@ -792,23 +816,18 @@ static int p54_add_interface(struct ieee80211_hw *dev, return -EOPNOTSUPP; } - priv->mac_addr = conf->mac_addr; - - err = priv->open(dev); - if (err) { - priv->mode = IEEE80211_IF_TYPE_MGMT; - skb_queue_purge(&priv->tx_queue); - return err; - } + memcpy(priv->mac_addr, conf->mac_addr, ETH_ALEN); p54_set_filter(dev, 0, priv->mac_addr, NULL, 0, 1, 0, 0xF642); p54_set_filter(dev, 0, priv->mac_addr, NULL, 1, 0, 0, 0xF642); - p54_set_vdcf(dev); switch (conf->type) { case IEEE80211_IF_TYPE_STA: p54_set_filter(dev, 1, priv->mac_addr, NULL, 0, 0x15F, 0x1F4, 0); break; + default: + BUG(); /* impossible */ + break; } p54_set_leds(dev, 1, 0, 0); @@ -820,15 +839,9 @@ static void p54_remove_interface(struct ieee80211_hw *dev, struct ieee80211_if_init_conf *conf) { struct p54_common *priv = dev->priv; - struct sk_buff *skb; - while ((skb = skb_dequeue(&priv->tx_queue))) { - struct memrecord *range = (struct memrecord *)&skb->cb; - if (range->control) - kfree(range->control); - kfree_skb(skb); - } - priv->mode = IEEE80211_IF_TYPE_MGMT; - priv->stop(dev); + priv->mode = IEEE80211_IF_TYPE_MNTR; + memset(priv->mac_addr, 0, ETH_ALEN); + p54_set_filter(dev, 0, priv->mac_addr, NULL, 2, 0, 0, 0); } static int p54_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf) @@ -848,9 +861,29 @@ static int p54_config_interface(struct ieee80211_hw *dev, int if_id, p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 0, 1, 0, 0xF642); p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 2, 0, 0, 0); p54_set_leds(dev, 1, !is_multicast_ether_addr(conf->bssid), 0); + memcpy(priv->bssid, conf->bssid, ETH_ALEN); return 0; } +static void p54_configure_filter(struct ieee80211_hw *dev, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, struct dev_mc_list *mclist) +{ + struct p54_common *priv = dev->priv; + + *total_flags &= FIF_BCN_PRBRESP_PROMISC; + + if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { + if (*total_flags & FIF_BCN_PRBRESP_PROMISC) + p54_set_filter(dev, 0, priv->mac_addr, + NULL, 2, 0, 0, 0); + else + p54_set_filter(dev, 0, priv->mac_addr, + priv->bssid, 2, 0, 0, 0); + } +} + static int p54_conf_tx(struct ieee80211_hw *dev, int queue, const struct ieee80211_tx_queue_params *params) { @@ -893,10 +926,13 @@ static int p54_get_tx_stats(struct ieee80211_hw *dev, static const struct ieee80211_ops p54_ops = { .tx = p54_tx, + .start = p54_start, + .stop = p54_stop, .add_interface = p54_add_interface, .remove_interface = p54_remove_interface, .config = p54_config, .config_interface = p54_config_interface, + .configure_filter = p54_configure_filter, .conf_tx = p54_conf_tx, .get_stats = p54_get_stats, .get_tx_stats = p54_get_tx_stats diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 398c201..03a94a3 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -277,55 +277,14 @@ static void rt2400pci_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) rt2x00pci_register_multiwrite(rt2x00dev, CSR5, ®, sizeof(reg)); } -static void rt2400pci_config_packet_filter(struct rt2x00_dev *rt2x00dev, - const unsigned int filter) -{ - int promisc = !!(filter & IFF_PROMISC); - u32 reg; - - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, !promisc); - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); -} - static void rt2400pci_config_type(struct rt2x00_dev *rt2x00dev, int type) { + struct interface *intf = &rt2x00dev->interface; u32 reg; rt2x00pci_register_write(rt2x00dev, CSR14, 0); /* - * Apply hardware packet filter. - */ - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - - if (!is_monitor_present(&rt2x00dev->interface) && - (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA)) - rt2x00_set_field32(®, RXCSR0_DROP_TODS, 1); - else - rt2x00_set_field32(®, RXCSR0_DROP_TODS, 0); - - /* - * If there is a non-monitor interface present - * the packet should be strict (even if a monitor interface is present!). - * When there is only 1 interface present which is in monitor mode - * we should start accepting _all_ frames. - */ - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, RXCSR0_DROP_CRC, 1); - rt2x00_set_field32(®, RXCSR0_DROP_PHYSICAL, 1); - rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, 1); - rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 1); - } else if (is_monitor_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, RXCSR0_DROP_CRC, 0); - rt2x00_set_field32(®, RXCSR0_DROP_PHYSICAL, 0); - rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, 0); - rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 0); - } - - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); - - /* * Enable beacon config */ rt2x00pci_register_read(rt2x00dev, BCNCSR1, ®); @@ -337,20 +296,16 @@ static void rt2400pci_config_type(struct rt2x00_dev *rt2x00dev, int type) * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, CSR14, ®); - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); - rt2x00_set_field32(®, CSR14_TBCN, 1); - } - + rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); + rt2x00_set_field32(®, CSR14_TBCN, 1); rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); - if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP) + if (is_interface_type(intf, IEEE80211_IF_TYPE_IBSS) || + is_interface_type(intf, IEEE80211_IF_TYPE_AP)) rt2x00_set_field32(®, CSR14_TSF_SYNC, 2); - else if (type == IEEE80211_IF_TYPE_STA) + else if (is_interface_type(intf, IEEE80211_IF_TYPE_STA)) rt2x00_set_field32(®, CSR14_TSF_SYNC, 1); - else if (is_monitor_present(&rt2x00dev->interface) && - !is_interface_present(&rt2x00dev->interface)) + else rt2x00_set_field32(®, CSR14_TSF_SYNC, 0); - rt2x00pci_register_write(rt2x00dev, CSR14, reg); } @@ -1104,7 +1059,7 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, */ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct data_desc *txd, - struct data_entry_desc *desc, + struct txdata_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, unsigned int length, struct ieee80211_tx_control *control) @@ -1200,8 +1155,8 @@ static void rt2400pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev, /* * RX control handlers */ -static int rt2400pci_fill_rxdone(struct data_entry *entry, - int *signal, int *rssi, int *ofdm, int *size) +static void rt2400pci_fill_rxdone(struct data_entry *entry, + struct rxdata_entry_desc *desc) { struct data_desc *rxd = entry->priv; u32 word0; @@ -1210,20 +1165,20 @@ static int rt2400pci_fill_rxdone(struct data_entry *entry, rt2x00_desc_read(rxd, 0, &word0); rt2x00_desc_read(rxd, 2, &word2); - if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR) || - rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR)) - return -EINVAL; + desc->flags = 0; + if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR)) + desc->flags |= RX_FLAG_FAILED_FCS_CRC; + if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR)) + desc->flags |= RX_FLAG_FAILED_PLCP_CRC; /* * Obtain the status about this packet. */ - *signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL); - *rssi = rt2x00_get_field32(word2, RXD_W2_RSSI) - + desc->signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL); + desc->rssi = rt2x00_get_field32(word2, RXD_W2_RSSI) - entry->ring->rt2x00dev->rssi_offset; - *ofdm = 0; - *size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); - - return 0; + desc->ofdm = 0; + desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); } /* @@ -1460,10 +1415,7 @@ static void rt2400pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) /* * Initialize all hw fields. */ - rt2x00dev->hw->flags = - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_NO_PROBE_FILTERING; + rt2x00dev->hw->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; rt2x00dev->hw->extra_tx_headroom = 0; rt2x00dev->hw->max_signal = MAX_SIGNAL; rt2x00dev->hw->max_rssi = MAX_RX_SSI; @@ -1530,6 +1482,68 @@ static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev) /* * IEEE80211 stack callback functions. */ +static void rt2400pci_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, + struct dev_addr_list *mc_list) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct interface *intf = &rt2x00dev->interface; + u32 reg; + + /* + * Mask off any flags we are going to ignore from + * the total_flags field. + */ + *total_flags &= + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_PROMISC_IN_BSS; + + /* + * Apply some rules to the filters: + * - Some filters imply different filters to be set. + * - Some things we can't filter out at all. + * - Some filters are set based on interface type. + */ + *total_flags |= FIF_ALLMULTI; + if (changed_flags & FIF_OTHER_BSS || + changed_flags & FIF_PROMISC_IN_BSS) + *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; + if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) + *total_flags |= FIF_PROMISC_IN_BSS; + + /* + * Check if there is any work left for us. + */ + if (intf->filter == *total_flags) + return; + intf->filter = *total_flags; + + /* + * Start configuration steps. + * Note that the version error will always be dropped + * since there is no filter for it at this time. + */ + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DROP_CRC, + !(*total_flags & FIF_FCSFAIL)); + rt2x00_set_field32(®, RXCSR0_DROP_PHYSICAL, + !(*total_flags & FIF_PLCPFAIL)); + rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, + !(*total_flags & FIF_CONTROL)); + rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, RXCSR0_DROP_TODS, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 1); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); +} + static int rt2400pci_set_retry_limit(struct ieee80211_hw *hw, u32 short_retry, u32 long_retry) { @@ -1602,11 +1616,13 @@ static int rt2400pci_tx_last_beacon(struct ieee80211_hw *hw) static const struct ieee80211_ops rt2400pci_mac80211_ops = { .tx = rt2x00mac_tx, + .start = rt2x00mac_start, + .stop = rt2x00mac_stop, .add_interface = rt2x00mac_add_interface, .remove_interface = rt2x00mac_remove_interface, .config = rt2x00mac_config, .config_interface = rt2x00mac_config_interface, - .set_multicast_list = rt2x00mac_set_multicast_list, + .configure_filter = rt2400pci_configure_filter, .get_stats = rt2x00mac_get_stats, .set_retry_limit = rt2400pci_set_retry_limit, .conf_tx = rt2400pci_conf_tx, @@ -1635,7 +1651,6 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .fill_rxdone = rt2400pci_fill_rxdone, .config_mac_addr = rt2400pci_config_mac_addr, .config_bssid = rt2400pci_config_bssid, - .config_packet_filter = rt2400pci_config_packet_filter, .config_type = rt2400pci_config_type, .config = rt2400pci_config, }; diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index e8d63aa..892baa9 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -277,59 +277,14 @@ static void rt2500pci_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) rt2x00pci_register_multiwrite(rt2x00dev, CSR5, ®, sizeof(reg)); } -static void rt2500pci_config_packet_filter(struct rt2x00_dev *rt2x00dev, - const unsigned int filter) -{ - int promisc = !!(filter & IFF_PROMISC); - int multicast = !!(filter & IFF_MULTICAST); - int broadcast = !!(filter & IFF_BROADCAST); - u32 reg; - - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, !promisc); - rt2x00_set_field32(®, RXCSR0_DROP_MCAST, !multicast); - rt2x00_set_field32(®, RXCSR0_DROP_BCAST, !broadcast); - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); -} - static void rt2500pci_config_type(struct rt2x00_dev *rt2x00dev, const int type) { + struct interface *intf = &rt2x00dev->interface; u32 reg; rt2x00pci_register_write(rt2x00dev, CSR14, 0); /* - * Apply hardware packet filter. - */ - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - - if (!is_monitor_present(&rt2x00dev->interface) && - (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA)) - rt2x00_set_field32(®, RXCSR0_DROP_TODS, 1); - else - rt2x00_set_field32(®, RXCSR0_DROP_TODS, 0); - - /* - * If there is a non-monitor interface present - * the packet should be strict (even if a monitor interface is present!). - * When there is only 1 interface present which is in monitor mode - * we should start accepting _all_ frames. - */ - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, RXCSR0_DROP_CRC, 1); - rt2x00_set_field32(®, RXCSR0_DROP_PHYSICAL, 1); - rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, 1); - rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 1); - } else if (is_monitor_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, RXCSR0_DROP_CRC, 0); - rt2x00_set_field32(®, RXCSR0_DROP_PHYSICAL, 0); - rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, 0); - rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 0); - } - - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); - - /* * Enable beacon config */ rt2x00pci_register_read(rt2x00dev, BCNCSR1, ®); @@ -345,20 +300,16 @@ static void rt2500pci_config_type(struct rt2x00_dev *rt2x00dev, const int type) * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, CSR14, ®); - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); - rt2x00_set_field32(®, CSR14_TBCN, 1); - } - + rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); + rt2x00_set_field32(®, CSR14_TBCN, 1); rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); - if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP) + if (is_interface_type(intf, IEEE80211_IF_TYPE_IBSS) || + is_interface_type(intf, IEEE80211_IF_TYPE_AP)) rt2x00_set_field32(®, CSR14_TSF_SYNC, 2); - else if (type == IEEE80211_IF_TYPE_STA) + else if (is_interface_type(intf, IEEE80211_IF_TYPE_STA)) rt2x00_set_field32(®, CSR14_TSF_SYNC, 1); - else if (is_monitor_present(&rt2x00dev->interface) && - !is_interface_present(&rt2x00dev->interface)) + else rt2x00_set_field32(®, CSR14_TSF_SYNC, 0); - rt2x00pci_register_write(rt2x00dev, CSR14, reg); } @@ -1269,7 +1220,7 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, */ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct data_desc *txd, - struct data_entry_desc *desc, + struct txdata_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, unsigned int length, struct ieee80211_tx_control *control) @@ -1349,8 +1300,8 @@ static void rt2500pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev, /* * RX control handlers */ -static int rt2500pci_fill_rxdone(struct data_entry *entry, - int *signal, int *rssi, int *ofdm, int *size) +static void rt2500pci_fill_rxdone(struct data_entry *entry, + struct rxdata_entry_desc *desc) { struct data_desc *rxd = entry->priv; u32 word0; @@ -1359,18 +1310,17 @@ static int rt2500pci_fill_rxdone(struct data_entry *entry, rt2x00_desc_read(rxd, 0, &word0); rt2x00_desc_read(rxd, 2, &word2); - if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR) || - rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR) || - rt2x00_get_field32(word0, RXD_W0_ICV_ERROR)) - return -EINVAL; + desc->flags = 0; + if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR)) + desc->flags |= RX_FLAG_FAILED_FCS_CRC; + if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR)) + desc->flags |= RX_FLAG_FAILED_PLCP_CRC; - *signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL); - *rssi = rt2x00_get_field32(word2, RXD_W2_RSSI) - + desc->signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL); + desc->rssi = rt2x00_get_field32(word2, RXD_W2_RSSI) - entry->ring->rt2x00dev->rssi_offset; - *ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); - *size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); - - return 0; + desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); + desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); } /* @@ -1779,10 +1729,7 @@ static void rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) /* * Initialize all hw fields. */ - rt2x00dev->hw->flags = - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_NO_PROBE_FILTERING; + rt2x00dev->hw->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; rt2x00dev->hw->extra_tx_headroom = 0; rt2x00dev->hw->max_signal = MAX_SIGNAL; rt2x00dev->hw->max_rssi = MAX_RX_SSI; @@ -1867,6 +1814,73 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev) /* * IEEE80211 stack callback functions. */ +static void rt2500pci_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, + struct dev_addr_list *mc_list) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct interface *intf = &rt2x00dev->interface; + u32 reg; + + /* + * Mask off any flags we are going to ignore from + * the total_flags field. + */ + *total_flags &= + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_PROMISC_IN_BSS; + + /* + * Apply some rules to the filters: + * - Some filters imply different filters to be set. + * - Some things we can't filter out at all. + * - Some filters are set based on interface type. + */ + if (mc_count) + *total_flags |= FIF_ALLMULTI; + if (changed_flags & FIF_OTHER_BSS || + changed_flags & FIF_PROMISC_IN_BSS) + *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; + if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) + *total_flags |= FIF_PROMISC_IN_BSS; + + /* + * Check if there is any work left for us. + */ + if (intf->filter == *total_flags) + return; + intf->filter = *total_flags; + + /* + * Start configuration steps. + * Note that the version error will always be dropped + * and broadcast frames will always be accepted since + * there is no filter for it at this time. + */ + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DROP_CRC, + !(*total_flags & FIF_FCSFAIL)); + rt2x00_set_field32(®, RXCSR0_DROP_PHYSICAL, + !(*total_flags & FIF_PLCPFAIL)); + rt2x00_set_field32(®, RXCSR0_DROP_CONTROL, + !(*total_flags & FIF_CONTROL)); + rt2x00_set_field32(®, RXCSR0_DROP_NOT_TO_ME, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, RXCSR0_DROP_TODS, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, RXCSR0_DROP_VERSION_ERROR, 1); + rt2x00_set_field32(®, RXCSR0_DROP_MCAST, + !(*total_flags & FIF_ALLMULTI)); + rt2x00_set_field32(®, RXCSR0_DROP_BCAST, 0); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); +} + static int rt2500pci_set_retry_limit(struct ieee80211_hw *hw, u32 short_retry, u32 long_retry) { @@ -1914,11 +1928,13 @@ static int rt2500pci_tx_last_beacon(struct ieee80211_hw *hw) static const struct ieee80211_ops rt2500pci_mac80211_ops = { .tx = rt2x00mac_tx, + .start = rt2x00mac_start, + .stop = rt2x00mac_stop, .add_interface = rt2x00mac_add_interface, .remove_interface = rt2x00mac_remove_interface, .config = rt2x00mac_config, .config_interface = rt2x00mac_config_interface, - .set_multicast_list = rt2x00mac_set_multicast_list, + .configure_filter = rt2500pci_configure_filter, .get_stats = rt2x00mac_get_stats, .set_retry_limit = rt2500pci_set_retry_limit, .conf_tx = rt2x00mac_conf_tx, @@ -1947,7 +1963,6 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .fill_rxdone = rt2500pci_fill_rxdone, .config_mac_addr = rt2500pci_config_mac_addr, .config_bssid = rt2500pci_config_bssid, - .config_packet_filter = rt2500pci_config_packet_filter, .config_type = rt2500pci_config_type, .config = rt2500pci_config, }; diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 614600c..f4e6f6e 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -282,65 +282,20 @@ static void rt2500usb_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR5, ®, sizeof(reg)); } -static void rt2500usb_config_packet_filter(struct rt2x00_dev *rt2x00dev, - const unsigned int filter) -{ - int promisc = !!(filter & IFF_PROMISC); - int multicast = !!(filter & IFF_MULTICAST); - int broadcast = !!(filter & IFF_BROADCAST); - u16 reg; - - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - rt2x00_set_field16(®, TXRX_CSR2_DROP_NOT_TO_ME, !promisc); - rt2x00_set_field16(®, TXRX_CSR2_DROP_MULTICAST, !multicast); - rt2x00_set_field16(®, TXRX_CSR2_DROP_BROADCAST, !broadcast); - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); -} - static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, const int type) { + struct interface *intf = &rt2x00dev->interface; u16 reg; rt2500usb_register_write(rt2x00dev, TXRX_CSR19, 0); /* - * Apply hardware packet filter. - */ - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - - if (!is_monitor_present(&rt2x00dev->interface) && - (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA)) - rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, 1); - else - rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, 0); - - /* - * If there is a non-monitor interface present - * the packet should be strict (even if a monitor interface is present!). - * When there is only 1 interface present which is in monitor mode - * we should start accepting _all_ frames. - */ - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field16(®, TXRX_CSR2_DROP_CRC, 1); - rt2x00_set_field16(®, TXRX_CSR2_DROP_PHYSICAL, 1); - rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, 1); - rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 1); - } else if (is_monitor_present(&rt2x00dev->interface)) { - rt2x00_set_field16(®, TXRX_CSR2_DROP_CRC, 0); - rt2x00_set_field16(®, TXRX_CSR2_DROP_PHYSICAL, 0); - rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, 0); - rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 0); - } - - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); - - /* * Enable beacon config */ rt2500usb_register_read(rt2x00dev, TXRX_CSR20, ®); rt2x00_set_field16(®, TXRX_CSR20_OFFSET, (PREAMBLE + get_duration(IEEE80211_HEADER, 2)) >> 6); - if (type == IEEE80211_IF_TYPE_STA) + if (is_interface_type(intf, IEEE80211_IF_TYPE_STA)) rt2x00_set_field16(®, TXRX_CSR20_BCN_EXPECT_WINDOW, 0); else rt2x00_set_field16(®, TXRX_CSR20_BCN_EXPECT_WINDOW, 2); @@ -354,20 +309,16 @@ static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, const int type) rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg); rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); - rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); - } - + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); - if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP) + if (is_interface_type(intf, IEEE80211_IF_TYPE_IBSS) || + is_interface_type(intf, IEEE80211_IF_TYPE_AP)) rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, 2); - else if (type == IEEE80211_IF_TYPE_STA) + else if (is_interface_type(intf, IEEE80211_IF_TYPE_STA)) rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, 1); - else if (is_monitor_present(&rt2x00dev->interface) && - !is_interface_present(&rt2x00dev->interface)) + else rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, 0); - rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); } @@ -1084,7 +1035,7 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, */ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct data_desc *txd, - struct data_entry_desc *desc, + struct txdata_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, unsigned int length, struct ieee80211_tx_control *control) @@ -1156,8 +1107,8 @@ static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev, /* * RX control handlers */ -static int rt2500usb_fill_rxdone(struct data_entry *entry, - int *signal, int *rssi, int *ofdm, int *size) +static void rt2500usb_fill_rxdone(struct data_entry *entry, + struct rxdata_entry_desc *desc) { struct urb *urb = entry->priv; struct data_desc *rxd = (struct data_desc *)(entry->skb->data + @@ -1169,21 +1120,22 @@ static int rt2500usb_fill_rxdone(struct data_entry *entry, rt2x00_desc_read(rxd, 0, &word0); rt2x00_desc_read(rxd, 1, &word1); - if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR) || - rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR) || - rt2x00_get_field32(word0, RXD_W0_CIPHER_ERROR)) - return -EINVAL; + desc->flags = 0; + if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR)) + desc->flags |= RX_FLAG_FAILED_FCS_CRC; + if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR)) + desc->flags |= RX_FLAG_FAILED_PLCP_CRC; /* * Obtain the status about this packet. */ - *signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); - *rssi = rt2x00_get_field32(word1, RXD_W1_RSSI) - + desc->signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); + desc->rssi = rt2x00_get_field32(word1, RXD_W1_RSSI) - entry->ring->rt2x00dev->rssi_offset; - *ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); - *size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); + desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); + desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); - return 0; + return; } /* @@ -1549,9 +1501,7 @@ static void rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) rt2x00dev->hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_NO_PROBE_FILTERING; + IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; rt2x00dev->hw->extra_tx_headroom = TXD_DESC_SIZE; rt2x00dev->hw->max_signal = MAX_SIGNAL; rt2x00dev->hw->max_rssi = MAX_RX_SSI; @@ -1621,10 +1571,8 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) rt2500usb_probe_hw_mode(rt2x00dev); /* - * USB devices require scheduled packet filter toggling - *This device requires the beacon ring + * This device requires the beacon ring */ - __set_bit(PACKET_FILTER_SCHEDULED, &rt2x00dev->flags); __set_bit(REQUIRE_BEACON_RING, &rt2x00dev->flags); /* @@ -1638,6 +1586,82 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) /* * IEEE80211 stack callback functions. */ +static void rt2500usb_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, + struct dev_addr_list *mc_list) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct interface *intf = &rt2x00dev->interface; + u16 reg; + + /* + * Mask off any flags we are going to ignore from + * the total_flags field. + */ + *total_flags &= + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_PROMISC_IN_BSS; + + /* + * Apply some rules to the filters: + * - Some filters imply different filters to be set. + * - Some things we can't filter out at all. + * - Some filters are set based on interface type. + */ + if (mc_count) + *total_flags |= FIF_ALLMULTI; + if (changed_flags & FIF_OTHER_BSS || + changed_flags & FIF_PROMISC_IN_BSS) + *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; + if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) + *total_flags |= FIF_PROMISC_IN_BSS; + + /* + * Check if there is any work left for us. + */ + if (intf->filter == *total_flags) + return; + intf->filter = *total_flags; + + /* + * When in atomic context, reschedule and let rt2x00lib + * call this function again. + */ + if (in_atomic()) { + queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->filter_work); + return; + } + + /* + * Start configuration steps. + * Note that the version error will always be dropped + * and broadcast frames will always be accepted since + * there is no filter for it at this time. + */ + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DROP_CRC, + !(*total_flags & FIF_FCSFAIL)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_PHYSICAL, + !(*total_flags & FIF_PLCPFAIL)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, + !(*total_flags & FIF_CONTROL)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_NOT_TO_ME, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 1); + rt2x00_set_field16(®, TXRX_CSR2_DROP_MULTICAST, + !(*total_flags & FIF_ALLMULTI)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_BROADCAST, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); +} + static int rt2500usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, struct ieee80211_tx_control *control) @@ -1714,11 +1738,13 @@ static int rt2500usb_beacon_update(struct ieee80211_hw *hw, static const struct ieee80211_ops rt2500usb_mac80211_ops = { .tx = rt2x00mac_tx, + .start = rt2x00mac_start, + .stop = rt2x00mac_stop, .add_interface = rt2x00mac_add_interface, .remove_interface = rt2x00mac_remove_interface, .config = rt2x00mac_config, .config_interface = rt2x00mac_config_interface, - .set_multicast_list = rt2x00mac_set_multicast_list, + .configure_filter = rt2500usb_configure_filter, .get_stats = rt2x00mac_get_stats, .conf_tx = rt2x00mac_conf_tx, .get_tx_stats = rt2x00mac_get_tx_stats, @@ -1739,7 +1765,6 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .fill_rxdone = rt2500usb_fill_rxdone, .config_mac_addr = rt2500usb_config_mac_addr, .config_bssid = rt2500usb_config_bssid, - .config_packet_filter = rt2500usb_config_packet_filter, .config_type = rt2500usb_config_type, .config = rt2500usb_config, }; diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 80b079d..046eecf 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -294,9 +294,6 @@ struct interface { /* * Current working type (IEEE80211_IF_TYPE_*). - * This excludes the type IEEE80211_IF_TYPE_MNTR - * since that is counted seperately in the monitor_count - * field. * When set to INVALID_INTERFACE, no interface is configured. */ int type; @@ -314,18 +311,8 @@ struct interface { /* * Store the packet filter mode for the current interface. - * monitor mode always disabled filtering. But in such - * cases we still need to store the value here in case - * the monitor mode interfaces are removed, while a - * non-monitor mode interface remains. */ - unsigned short filter; - - /* - * Monitor mode count, the number of interfaces - * in monitor mode that that have been added. - */ - unsigned short monitor_count; + unsigned int filter; }; static inline int is_interface_present(struct interface *intf) @@ -333,9 +320,9 @@ static inline int is_interface_present(struct interface *intf) return !!intf->id; } -static inline int is_monitor_present(struct interface *intf) +static inline int is_interface_type(struct interface *intf, int type) { - return !!intf->monitor_count; + return intf->type == type; } /* @@ -402,7 +389,7 @@ struct rt2x00lib_ops { */ void (*write_tx_desc) (struct rt2x00_dev *rt2x00dev, struct data_desc *txd, - struct data_entry_desc *desc, + struct txdata_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, unsigned int length, struct ieee80211_tx_control *control); @@ -415,8 +402,8 @@ struct rt2x00lib_ops { /* * RX control handlers */ - int (*fill_rxdone) (struct data_entry *entry, - int *signal, int *rssi, int *ofdm, int *size); + void (*fill_rxdone) (struct data_entry *entry, + struct rxdata_entry_desc *desc); /* * Configuration handlers. @@ -511,11 +498,10 @@ struct rt2x00_dev { #define DEVICE_INITIALIZED 3 #define DEVICE_INITIALIZED_HW 4 #define REQUIRE_FIRMWARE 5 -#define PACKET_FILTER_SCHEDULED 6 -#define PACKET_FILTER_PENDING 7 +/* Hole: Add new Flag here */ #define INTERFACE_RESUME 8 #define INTERFACE_ENABLED 9 -#define INTERFACE_ENABLED_MONITOR 10 +/* Hole: Add new Flag here */ #define REQUIRE_BEACON_RING 11 #define DEVICE_SUPPORT_HW_BUTTON 12 #define CONFIG_FRAME_TYPE 13 @@ -606,9 +592,10 @@ struct rt2x00_dev { struct ieee80211_rx_status rx_status; /* - * Beacon scheduled work. + * Scheduled work. */ struct work_struct beacon_work; + struct work_struct filter_work; /* * Data ring arrays for RX, TX and Beacon. @@ -760,7 +747,7 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev); void rt2x00lib_txdone(struct data_entry *entry, const int status, const int retry); void rt2x00lib_rxdone(struct data_entry *entry, struct sk_buff *skb, - const int signal, const int rssi, const int ofdm); + struct rxdata_entry_desc *desc); /* * TX descriptor initializer @@ -785,8 +772,6 @@ void rt2x00mac_remove_interface(struct ieee80211_hw *hw, int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf); int rt2x00mac_config_interface(struct ieee80211_hw *hw, int if_id, struct ieee80211_if_conf *conf); -void rt2x00mac_set_multicast_list(struct ieee80211_hw *hw, - unsigned short flags, int mc_count); int rt2x00mac_get_stats(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats); int rt2x00mac_get_tx_stats(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index de890a1..f962ce4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -46,72 +46,24 @@ void rt2x00lib_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) rt2x00dev->ops->lib->config_bssid(rt2x00dev, bssid); } -void rt2x00lib_config_packet_filter(struct rt2x00_dev *rt2x00dev, int filter) -{ - /* - * Only configure the device when something has changed, - * or if we are in RESUME state in which case all configuration - * will be forced upon the device. - */ - if (!test_bit(INTERFACE_RESUME, &rt2x00dev->flags) && - !test_bit(PACKET_FILTER_PENDING, &rt2x00dev->flags)) - return; - - /* - * Write configuration to device and clear the update flag. - */ - rt2x00dev->ops->lib->config_packet_filter(rt2x00dev, filter); - __clear_bit(PACKET_FILTER_PENDING, &rt2x00dev->flags); -} - void rt2x00lib_config_type(struct rt2x00_dev *rt2x00dev, int type) { struct interface *intf = &rt2x00dev->interface; - /* - * Fallback when a invalid interface is attempted to - * be configured. If a monitor interface is present, - * we are going configure that, otherwise exit. - */ - if (type == INVALID_INTERFACE) { - if (is_monitor_present(intf)) - type = IEEE80211_IF_TYPE_MNTR; - else - return; - } - - /* - * Only configure the device when something has changed, - * or if we are in RESUME state in which case all configuration - * will be forced upon the device. - */ if (!test_bit(INTERFACE_RESUME, &rt2x00dev->flags) && - (!(is_interface_present(intf) ^ - test_bit(INTERFACE_ENABLED, &rt2x00dev->flags)) && - !(is_monitor_present(intf) ^ - test_bit(INTERFACE_ENABLED_MONITOR, &rt2x00dev->flags)))) + (!!test_bit(INTERFACE_ENABLED, &rt2x00dev->flags) == + !!is_interface_present(intf))) return; - /* - * Configure device. - */ rt2x00dev->ops->lib->config_type(rt2x00dev, type); /* * Update the configuration flags. */ - if (type != IEEE80211_IF_TYPE_MNTR) { - if (is_interface_present(intf)) - __set_bit(INTERFACE_ENABLED, &rt2x00dev->flags); - else - __clear_bit(INTERFACE_ENABLED, &rt2x00dev->flags); - } else { - if (is_monitor_present(intf)) - __set_bit(INTERFACE_ENABLED_MONITOR, &rt2x00dev->flags); - else - __clear_bit(INTERFACE_ENABLED_MONITOR, - &rt2x00dev->flags); - } + if (is_interface_present(intf)) + __set_bit(INTERFACE_ENABLED, &rt2x00dev->flags); + else + __clear_bit(INTERFACE_ENABLED, &rt2x00dev->flags); } void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, struct ieee80211_conf *conf) diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index cd82eef..bbccb89 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -135,10 +135,12 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) return; /* - * Stop beacon generation. + * Stop all scheduled work. */ if (work_pending(&rt2x00dev->beacon_work)) cancel_work_sync(&rt2x00dev->beacon_work); + if (work_pending(&rt2x00dev->filter_work)) + cancel_work_sync(&rt2x00dev->filter_work); /* * Stop the TX queues. @@ -257,6 +259,17 @@ static void rt2x00lib_link_tuner(struct work_struct *work) LINK_TUNE_INTERVAL); } +static void rt2x00lib_packetfilter_scheduled(struct work_struct *work) +{ + struct rt2x00_dev *rt2x00dev = + container_of(work, struct rt2x00_dev, filter_work); + + rt2x00dev->ops->hw->configure_filter(rt2x00dev->hw, + rt2x00dev->interface.filter, + &rt2x00dev->interface.filter, + 0, NULL); +} + /* * Interrupt context handlers. */ @@ -337,7 +350,7 @@ void rt2x00lib_txdone(struct data_entry *entry, EXPORT_SYMBOL_GPL(rt2x00lib_txdone); void rt2x00lib_rxdone(struct data_entry *entry, struct sk_buff *skb, - const int signal, const int rssi, const int ofdm) + struct rxdata_entry_desc *desc) { struct rt2x00_dev *rt2x00dev = entry->ring->rt2x00dev; struct ieee80211_rx_status *rx_status = &rt2x00dev->rx_status; @@ -358,22 +371,24 @@ void rt2x00lib_rxdone(struct data_entry *entry, struct sk_buff *skb, * the signal is the PLCP value. If it was received with * a CCK bitrate the signal is the rate in 0.5kbit/s. */ - if (!ofdm) + if (!desc->ofdm) val = DEVICE_GET_RATE_FIELD(rate->val, RATE); else val = DEVICE_GET_RATE_FIELD(rate->val, PLCP); - if (val == signal) { + if (val == desc->signal) { val = rate->val; break; } } - rt2x00_update_link_rssi(&rt2x00dev->link, rssi); + rt2x00_update_link_rssi(&rt2x00dev->link, desc->rssi); rt2x00dev->link.rx_success++; rx_status->rate = val; - rx_status->signal = rt2x00lib_calculate_link_signal(rt2x00dev, rssi); - rx_status->ssi = rssi; + rx_status->signal = + rt2x00lib_calculate_link_signal(rt2x00dev, desc->rssi); + rx_status->ssi = desc->rssi; + rx_status->flag = desc->flags; /* * Send frame to mac80211 @@ -391,7 +406,7 @@ void rt2x00lib_write_tx_desc(struct rt2x00_dev *rt2x00dev, unsigned int length, struct ieee80211_tx_control *control) { - struct data_entry_desc desc; + struct txdata_entry_desc desc; struct data_ring *ring; int tx_rate; int bitrate; @@ -956,6 +971,7 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) * Initialize configuration work. */ INIT_WORK(&rt2x00dev->beacon_work, rt2x00lib_beacondone_scheduled); + INIT_WORK(&rt2x00dev->filter_work, rt2x00lib_packetfilter_scheduled); INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00lib_link_tuner); /* @@ -1098,7 +1114,6 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev) rt2x00lib_config_mac_addr(rt2x00dev, intf->mac); rt2x00lib_config_bssid(rt2x00dev, intf->bssid); rt2x00lib_config_type(rt2x00dev, intf->type); - rt2x00lib_config_packet_filter(rt2x00dev, intf->filter); /* * When in Master or Ad-hoc mode, diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 3324090..fcc2ffd 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -51,7 +51,6 @@ void rt2x00lib_uninitialize(struct rt2x00_dev *rt2x00dev); */ void rt2x00lib_config_mac_addr(struct rt2x00_dev *rt2x00dev, u8 *mac); void rt2x00lib_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid); -void rt2x00lib_config_packet_filter(struct rt2x00_dev *rt2x00dev, int filter); void rt2x00lib_config_type(struct rt2x00_dev *rt2x00dev, int type); void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, struct ieee80211_conf *conf); diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 778ed41..17802f6 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -176,46 +176,26 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, { struct rt2x00_dev *rt2x00dev = hw->priv; struct interface *intf = &rt2x00dev->interface; - int retval; /* * We only support 1 non-monitor interface. */ - if (conf->type != IEEE80211_IF_TYPE_MNTR && is_interface_present(intf)) + if (is_interface_present(intf)) return -ENOBUFS; - /* - * HACK: Placeholder until start/stop handler has been - * added to the mac80211 callback functions structure. - */ - retval = rt2x00mac_start(hw); - if (retval) - return retval; - - /* - * We support muliple monitor mode interfaces. - * All we need to do is increase the monitor_count. - */ - if (conf->type == IEEE80211_IF_TYPE_MNTR) { - intf->monitor_count++; - } else { - intf->id = conf->if_id; - intf->type = conf->type; - if (conf->type == IEEE80211_IF_TYPE_AP) - memcpy(&intf->bssid, conf->mac_addr, ETH_ALEN); - memcpy(&intf->mac, conf->mac_addr, ETH_ALEN); - intf->filter = 0; - } + intf->id = conf->if_id; + intf->type = conf->type; + if (conf->type == IEEE80211_IF_TYPE_AP) + memcpy(&intf->bssid, conf->mac_addr, ETH_ALEN); + memcpy(&intf->mac, conf->mac_addr, ETH_ALEN); /* - * Configure interface. * The MAC adddress must be configured after the device - * has been initialized. Else the device can reset the - * MAC registers. + * has been initialized. Otherwise the device can reset + * the MAC registers. */ rt2x00lib_config_mac_addr(rt2x00dev, intf->mac); rt2x00lib_config_type(rt2x00dev, conf->type); - rt2x00lib_config_packet_filter(rt2x00dev, intf->filter); return 0; } @@ -230,22 +210,13 @@ void rt2x00mac_remove_interface(struct ieee80211_hw *hw, /* * We only support 1 non-monitor interface. */ - if (conf->type != IEEE80211_IF_TYPE_MNTR && !is_interface_present(intf)) + if (!is_interface_present(intf)) return; - /* - * When removing an monitor interface, decrease monitor_count. - * For non-monitor interfaces, all interface data needs to be reset. - */ - if (conf->type == IEEE80211_IF_TYPE_MNTR) { - intf->monitor_count--; - } else if (intf->type == conf->type) { - intf->id = 0; - intf->type = INVALID_INTERFACE; - memset(&intf->bssid, 0x00, ETH_ALEN); - memset(&intf->mac, 0x00, ETH_ALEN); - intf->filter = 0; - } + intf->id = 0; + intf->type = INVALID_INTERFACE; + memset(&intf->bssid, 0x00, ETH_ALEN); + memset(&intf->mac, 0x00, ETH_ALEN); /* * Make sure the bssid and mac address registers @@ -254,12 +225,6 @@ void rt2x00mac_remove_interface(struct ieee80211_hw *hw, rt2x00lib_config_mac_addr(rt2x00dev, intf->mac); rt2x00lib_config_bssid(rt2x00dev, intf->bssid); rt2x00lib_config_type(rt2x00dev, intf->type); - - /* - * HACK: Placeholder untill start/stop handler has been - * added to the mac80211 callback functions structure. - */ - rt2x00mac_stop(hw); } EXPORT_SYMBOL_GPL(rt2x00mac_remove_interface); @@ -290,14 +255,6 @@ int rt2x00mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf) rt2x00lib_config(rt2x00dev, conf); /* - * If promisc mode cannot be configured in irq context, - * then it is now the time to configure it. - */ - if (test_bit(PACKET_FILTER_SCHEDULED, &rt2x00dev->flags)) - rt2x00lib_config_packet_filter(rt2x00dev, - rt2x00dev->interface.filter); - - /* * Reenable RX only if the radio should be on. */ if (test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags)) @@ -326,13 +283,10 @@ int rt2x00mac_config_interface(struct ieee80211_hw *hw, int if_id, return 0; /* - * Monitor mode does not need configuring. * If the given type does not match the configured type, * there has been a problem. */ - if (conf->type == IEEE80211_IF_TYPE_MNTR) - return 0; - else if (conf->type != intf->type) + if (conf->type != intf->type) return -EINVAL; /* @@ -360,36 +314,6 @@ int rt2x00mac_config_interface(struct ieee80211_hw *hw, int if_id, } EXPORT_SYMBOL_GPL(rt2x00mac_config_interface); -void rt2x00mac_set_multicast_list(struct ieee80211_hw *hw, - unsigned short flags, int mc_count) -{ - struct rt2x00_dev *rt2x00dev = hw->priv; - - /* - * Check if the new state is different then the old state. - */ - if (rt2x00dev->interface.filter == flags) - return; - - rt2x00dev->interface.filter = flags; - - /* - * Raise the pending bit to indicate the - * packet filter should be updated. - */ - __set_bit(PACKET_FILTER_PENDING, &rt2x00dev->flags); - - /* - * Check if Packet filter actions are allowed in - * atomic context. If not, raise the pending flag and - * let it be. - */ - if (!test_bit(PACKET_FILTER_SCHEDULED, &rt2x00dev->flags) || - !in_atomic()) - rt2x00lib_config_packet_filter(rt2x00dev, flags); -} -EXPORT_SYMBOL_GPL(rt2x00mac_set_multicast_list); - int rt2x00mac_get_stats(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats) { diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 85629f1..2780df0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -124,47 +124,40 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) struct data_entry *entry; struct data_desc *rxd; struct sk_buff *skb; - u32 desc; - int retval; - int signal; - int rssi; - int ofdm; - int size; + struct rxdata_entry_desc desc; + u32 word; while (1) { entry = rt2x00_get_data_entry(ring); rxd = entry->priv; - rt2x00_desc_read(rxd, 0, &desc); + rt2x00_desc_read(rxd, 0, &word); - if (rt2x00_get_field32(desc, RXD_ENTRY_OWNER_NIC)) + if (rt2x00_get_field32(word, RXD_ENTRY_OWNER_NIC)) break; - retval = rt2x00dev->ops->lib->fill_rxdone(entry, &signal, - &rssi, &ofdm, &size); - if (retval) - goto skip_entry; + memset(&desc, 0x00, sizeof(desc)); + rt2x00dev->ops->lib->fill_rxdone(entry, &desc); /* * Allocate the sk_buffer, initialize it and copy * all data into it. */ - skb = dev_alloc_skb(size + NET_IP_ALIGN); + skb = dev_alloc_skb(desc.size + NET_IP_ALIGN); if (!skb) return; skb_reserve(skb, NET_IP_ALIGN); - skb_put(skb, size); - memcpy(skb->data, entry->data_addr, size); + skb_put(skb, desc.size); + memcpy(skb->data, entry->data_addr, desc.size); /* * Send the frame to rt2x00lib for further processing. */ - rt2x00lib_rxdone(entry, skb, signal, rssi, ofdm); + rt2x00lib_rxdone(entry, skb, &desc); -skip_entry: if (test_bit(DEVICE_ENABLED_RADIO, &ring->rt2x00dev->flags)) { - rt2x00_set_field32(&desc, RXD_ENTRY_OWNER_NIC, 1); - rt2x00_desc_write(rxd, 0, desc); + rt2x00_set_field32(&word, RXD_ENTRY_OWNER_NIC, 1); + rt2x00_desc_write(rxd, 0, word); } rt2x00_ring_index_inc(ring); diff --git a/drivers/net/wireless/rt2x00/rt2x00rfkill.c b/drivers/net/wireless/rt2x00/rt2x00rfkill.c index dc5b696..b54457c 100644 --- a/drivers/net/wireless/rt2x00/rt2x00rfkill.c +++ b/drivers/net/wireless/rt2x00/rt2x00rfkill.c @@ -45,11 +45,9 @@ static int rt2x00rfkill_toggle_radio(void *data, enum rfkill_state state) return 0; /* - * Only continue if we have an active interface, - * either monitor or non-monitor should be present. + * Only continue if we have an active interface. */ - if (!is_interface_present(&rt2x00dev->interface) && - !is_monitor_present(&rt2x00dev->interface)) + if (!is_interface_present(&rt2x00dev->interface)) return 0; if (state == RFKILL_STATE_ON) { diff --git a/drivers/net/wireless/rt2x00/rt2x00ring.h b/drivers/net/wireless/rt2x00/rt2x00ring.h index 122c752..1a864d3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00ring.h +++ b/drivers/net/wireless/rt2x00/rt2x00ring.h @@ -41,11 +41,24 @@ struct data_desc { }; /* - * data_entry_desc + * rxdata_entry_desc + * Summary of information that has been read from the + * RX frame descriptor. + */ +struct rxdata_entry_desc { + int signal; + int rssi; + int ofdm; + int size; + int flags; +}; + +/* + * txdata_entry_desc * Summary of information that should be written into the * descriptor for sending a TX frame. */ -struct data_entry_desc { +struct txdata_entry_desc { unsigned long flags; #define ENTRY_TXDONE 1 #define ENTRY_TXD_RTS_FRAME 2 diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index a0f05ca..8d20811 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -220,11 +220,7 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) struct data_ring *ring = entry->ring; struct rt2x00_dev *rt2x00dev = ring->rt2x00dev; struct sk_buff *skb; - int retval; - int signal; - int rssi; - int ofdm; - int size; + struct rxdata_entry_desc desc; int frame_size; if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags) || @@ -239,10 +235,8 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) if (urb->actual_length < entry->ring->desc_size || urb->status) goto skip_entry; - retval = rt2x00dev->ops->lib->fill_rxdone(entry, &signal, &rssi, - &ofdm, &size); - if (retval) - goto skip_entry; + memset(&desc, 0x00, sizeof(desc)); + rt2x00dev->ops->lib->fill_rxdone(entry, &desc); /* * Allocate a new sk buffer to replace the current one. @@ -261,12 +255,12 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) * Trim the skb_buffer to only contain the valid * frame data (so ignore the device's descriptor). */ - skb_trim(entry->skb, size); + skb_trim(entry->skb, desc.size); /* * Send the frame to rt2x00lib for further processing. */ - rt2x00lib_rxdone(entry, entry->skb, signal, rssi, ofdm); + rt2x00lib_rxdone(entry, entry->skb, &desc); /* * Replace current entry's skb with the newly allocated one, diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 09c8c96..dea7a8a 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -312,23 +312,9 @@ static void rt61pci_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) rt2x00pci_register_multiwrite(rt2x00dev, MAC_CSR4, ®, sizeof(reg)); } -static void rt61pci_config_packet_filter(struct rt2x00_dev *rt2x00dev, - const unsigned int filter) -{ - int promisc = !!(filter & IFF_PROMISC); - int multicast = !!(filter & IFF_MULTICAST); - int broadcast = !!(filter & IFF_BROADCAST); - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); - rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, !promisc); - rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, !multicast); - rt2x00_set_field32(®, TXRX_CSR0_DROP_BORADCAST, !broadcast); - rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); -} - static void rt61pci_config_type(struct rt2x00_dev *rt2x00dev, const int type) { + struct interface *intf = &rt2x00dev->interface; u32 reg; /* @@ -344,56 +330,19 @@ static void rt61pci_config_type(struct rt2x00_dev *rt2x00dev, const int type) rt2x00pci_register_write(rt2x00dev, HW_BEACON_BASE3, 0); /* - * Apply hardware packet filter. - */ - rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); - - if (!is_monitor_present(&rt2x00dev->interface) && - (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA)) - rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, 1); - else - rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, 0); - - /* - * If there is a non-monitor interface present - * the packet should be strict (even if a monitor interface is present!). - * When there is only 1 interface present which is in monitor mode - * we should start accepting _all_ frames. - */ - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 1); - } else if (is_monitor_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 0); - } - - rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); - - /* * Enable synchronisation. */ rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); - } - + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); - if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP) + if (is_interface_type(intf, IEEE80211_IF_TYPE_IBSS) || + is_interface_type(intf, IEEE80211_IF_TYPE_AP)) rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 2); - else if (type == IEEE80211_IF_TYPE_STA) + else if (is_interface_type(intf, IEEE80211_IF_TYPE_STA)) rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 1); - else if (is_monitor_present(&rt2x00dev->interface) && - !is_interface_present(&rt2x00dev->interface)) + else rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 0); - rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); } @@ -1686,7 +1635,7 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, */ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct data_desc *txd, - struct data_entry_desc *desc, + struct txdata_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, unsigned int length, struct ieee80211_tx_control *control) @@ -1826,8 +1775,8 @@ static int rt61pci_agc_to_rssi(struct rt2x00_dev *rt2x00dev, int rxd_w1) return rt2x00_get_field32(rxd_w1, RXD_W1_RSSI_AGC) * 2 - offset; } -static int rt61pci_fill_rxdone(struct data_entry *entry, - int *signal, int *rssi, int *ofdm, int *size) +static void rt61pci_fill_rxdone(struct data_entry *entry, + struct rxdata_entry_desc *desc) { struct data_desc *rxd = entry->priv; u32 word0; @@ -1836,19 +1785,19 @@ static int rt61pci_fill_rxdone(struct data_entry *entry, rt2x00_desc_read(rxd, 0, &word0); rt2x00_desc_read(rxd, 1, &word1); - if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR) || - rt2x00_get_field32(word0, RXD_W0_CIPHER_ERROR)) - return -EINVAL; + desc->flags = 0; + if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR)) + desc->flags |= RX_FLAG_FAILED_FCS_CRC; /* * Obtain the status about this packet. */ - *signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); - *rssi = rt61pci_agc_to_rssi(entry->ring->rt2x00dev, word1); - *ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); - *size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); + desc->signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); + desc->rssi = rt61pci_agc_to_rssi(entry->ring->rt2x00dev, word1); + desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); + desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); - return 0; + return; } /* @@ -2340,9 +2289,7 @@ static void rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) */ rt2x00dev->hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_NO_PROBE_FILTERING; + IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; rt2x00dev->hw->extra_tx_headroom = 0; rt2x00dev->hw->max_signal = MAX_SIGNAL; rt2x00dev->hw->max_rssi = MAX_RX_SSI; @@ -2426,6 +2373,74 @@ static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev) /* * IEEE80211 stack callback functions. */ +static void rt61pci_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, + struct dev_addr_list *mc_list) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct interface *intf = &rt2x00dev->interface; + u32 reg; + + /* + * Mask off any flags we are going to ignore from + * the total_flags field. + */ + *total_flags &= + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_PROMISC_IN_BSS; + + /* + * Apply some rules to the filters: + * - Some filters imply different filters to be set. + * - Some things we can't filter out at all. + * - Some filters are set based on interface type. + */ + if (mc_count) + *total_flags |= FIF_ALLMULTI; + if (changed_flags & FIF_OTHER_BSS || + changed_flags & FIF_PROMISC_IN_BSS) + *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; + if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) + *total_flags |= FIF_PROMISC_IN_BSS; + + /* + * Check if there is any work left for us. + */ + if (intf->filter == *total_flags) + return; + intf->filter = *total_flags; + + /* + * Start configuration steps. + * Note that the version error will always be dropped + * and broadcast frames will always be accepted since + * there is no filter for it at this time. + */ + rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, + !(*total_flags & FIF_FCSFAIL)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, + !(*total_flags & FIF_PLCPFAIL)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, + !(*total_flags & FIF_CONTROL)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1); + rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, + !(*total_flags & FIF_ALLMULTI)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_BORADCAST, 0); + rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); +} + static int rt61pci_set_retry_limit(struct ieee80211_hw *hw, u32 short_retry, u32 long_retry) { @@ -2506,11 +2521,13 @@ int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, static const struct ieee80211_ops rt61pci_mac80211_ops = { .tx = rt2x00mac_tx, + .start = rt2x00mac_start, + .stop = rt2x00mac_stop, .add_interface = rt2x00mac_add_interface, .remove_interface = rt2x00mac_remove_interface, .config = rt2x00mac_config, .config_interface = rt2x00mac_config_interface, - .set_multicast_list = rt2x00mac_set_multicast_list, + .configure_filter = rt61pci_configure_filter, .get_stats = rt2x00mac_get_stats, .set_retry_limit = rt61pci_set_retry_limit, .conf_tx = rt2x00mac_conf_tx, @@ -2540,7 +2557,6 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .fill_rxdone = rt61pci_fill_rxdone, .config_mac_addr = rt61pci_config_mac_addr, .config_bssid = rt61pci_config_bssid, - .config_packet_filter = rt61pci_config_packet_filter, .config_type = rt61pci_config_type, .config = rt61pci_config, }; diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 3397881..aac13aa 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -293,23 +293,9 @@ static void rt73usb_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) rt73usb_register_multiwrite(rt2x00dev, MAC_CSR4, ®, sizeof(reg)); } -static void rt73usb_config_packet_filter(struct rt2x00_dev *rt2x00dev, - const unsigned int filter) -{ - int promisc = !!(filter & IFF_PROMISC); - int multicast = !!(filter & IFF_MULTICAST); - int broadcast = !!(filter & IFF_BROADCAST); - u32 reg; - - rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®); - rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, !promisc); - rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, !multicast); - rt2x00_set_field32(®, TXRX_CSR0_DROP_BORADCAST, !broadcast); - rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg); -} - static void rt73usb_config_type(struct rt2x00_dev *rt2x00dev, const int type) { + struct interface *intf = &rt2x00dev->interface; u32 reg; /* @@ -325,56 +311,19 @@ static void rt73usb_config_type(struct rt2x00_dev *rt2x00dev, const int type) rt73usb_register_write(rt2x00dev, HW_BEACON_BASE3, 0); /* - * Apply hardware packet filter. - */ - rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®); - - if (!is_monitor_present(&rt2x00dev->interface) && - (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA)) - rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, 1); - else - rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, 0); - - /* - * If there is a non-monitor interface present - * the packet should be strict (even if a monitor interface is present!). - * When there is only 1 interface present which is in monitor mode - * we should start accepting _all_ frames. - */ - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1); - rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 1); - } else if (is_monitor_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 0); - rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 0); - } - - rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg); - - /* * Enable synchronisation. */ rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®); - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); - } - + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); - if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP) + if (is_interface_type(intf, IEEE80211_IF_TYPE_IBSS) || + is_interface_type(intf, IEEE80211_IF_TYPE_AP)) rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 2); - else if (type == IEEE80211_IF_TYPE_STA) + else if (is_interface_type(intf, IEEE80211_IF_TYPE_STA)) rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 1); - else if (is_monitor_present(&rt2x00dev->interface) && - !is_interface_present(&rt2x00dev->interface)) + else rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 0); - rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg); } @@ -1301,7 +1250,7 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, */ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct data_desc *txd, - struct data_entry_desc *desc, + struct txdata_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, unsigned int length, struct ieee80211_tx_control *control) @@ -1429,8 +1378,8 @@ static int rt73usb_agc_to_rssi(struct rt2x00_dev *rt2x00dev, int rxd_w1) return rt2x00_get_field32(rxd_w1, RXD_W1_RSSI_AGC) * 2 - offset; } -static int rt73usb_fill_rxdone(struct data_entry *entry, - int *signal, int *rssi, int *ofdm, int *size) +static void rt73usb_fill_rxdone(struct data_entry *entry, + struct rxdata_entry_desc *desc) { struct data_desc *rxd = (struct data_desc *)entry->skb->data; u32 word0; @@ -1439,24 +1388,24 @@ static int rt73usb_fill_rxdone(struct data_entry *entry, rt2x00_desc_read(rxd, 0, &word0); rt2x00_desc_read(rxd, 1, &word1); - if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR) || - rt2x00_get_field32(word0, RXD_W0_CIPHER_ERROR)) - return -EINVAL; + desc->flags = 0; + if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR)) + desc->flags |= RX_FLAG_FAILED_FCS_CRC; /* * Obtain the status about this packet. */ - *signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); - *rssi = rt73usb_agc_to_rssi(entry->ring->rt2x00dev, word1); - *ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); - *size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); + desc->signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); + desc->rssi = rt73usb_agc_to_rssi(entry->ring->rt2x00dev, word1); + desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); + desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); /* * Pull the skb to clear the descriptor area. */ skb_pull(entry->skb, entry->ring->desc_size); - return 0; + return; } /* @@ -1802,9 +1751,7 @@ static void rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) */ rt2x00dev->hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_NO_PROBE_FILTERING; + IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; rt2x00dev->hw->extra_tx_headroom = TXD_DESC_SIZE; rt2x00dev->hw->max_signal = MAX_SIGNAL; rt2x00dev->hw->max_rssi = MAX_RX_SSI; @@ -1878,11 +1825,9 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev) rt73usb_probe_hw_mode(rt2x00dev); /* - * USB devices require scheduled packet filter toggling * This device requires firmware */ __set_bit(REQUIRE_FIRMWARE, &rt2x00dev->flags); - __set_bit(PACKET_FILTER_SCHEDULED, &rt2x00dev->flags); /* * Set the rssi offset. @@ -1895,6 +1840,83 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev) /* * IEEE80211 stack callback functions. */ +static void rt73usb_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, + struct dev_addr_list *mc_list) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct interface *intf = &rt2x00dev->interface; + u32 reg; + + /* + * Mask off any flags we are going to ignore from + * the total_flags field. + */ + *total_flags &= + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_PROMISC_IN_BSS; + + /* + * Apply some rules to the filters: + * - Some filters imply different filters to be set. + * - Some things we can't filter out at all. + * - Some filters are set based on interface type. + */ + if (mc_count) + *total_flags |= FIF_ALLMULTI; + if (changed_flags & FIF_OTHER_BSS || + changed_flags & FIF_PROMISC_IN_BSS) + *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; + if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) + *total_flags |= FIF_PROMISC_IN_BSS; + + /* + * Check if there is any work left for us. + */ + if (intf->filter == *total_flags) + return; + intf->filter = *total_flags; + + /* + * When in atomic context, reschedule and let rt2x00lib + * call this function again. + */ + if (in_atomic()) { + queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->filter_work); + return; + } + + /* + * Start configuration steps. + * Note that the version error will always be dropped + * and broadcast frames will always be accepted since + * there is no filter for it at this time. + */ + rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, + !(*total_flags & FIF_FCSFAIL)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, + !(*total_flags & FIF_PLCPFAIL)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, + !(*total_flags & FIF_CONTROL)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1); + rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, + !(*total_flags & FIF_ALLMULTI)); + rt2x00_set_field32(®, TXRX_CSR0_DROP_BROADCAST, 0); + rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 1); + rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg); +} + static int rt73usb_set_retry_limit(struct ieee80211_hw *hw, u32 short_retry, u32 long_retry) { @@ -1977,11 +1999,13 @@ int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, static const struct ieee80211_ops rt73usb_mac80211_ops = { .tx = rt2x00mac_tx, + .start = rt2x00mac_start, + .stop = rt2x00mac_stop, .add_interface = rt2x00mac_add_interface, .remove_interface = rt2x00mac_remove_interface, .config = rt2x00mac_config, .config_interface = rt2x00mac_config_interface, - .set_multicast_list = rt2x00mac_set_multicast_list, + .configure_filter = rt73usb_configure_filter, .get_stats = rt2x00mac_get_stats, .set_retry_limit = rt73usb_set_retry_limit, .conf_tx = rt2x00mac_conf_tx, @@ -2012,7 +2036,6 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .fill_rxdone = rt73usb_fill_rxdone, .config_mac_addr = rt73usb_config_mac_addr, .config_bssid = rt73usb_config_bssid, - .config_packet_filter = rt73usb_config_packet_filter, .config_type = rt73usb_config_type, .config = rt73usb_config, }; diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h index 5d63a1a..f095151 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.h +++ b/drivers/net/wireless/rt2x00/rt73usb.h @@ -290,7 +290,7 @@ struct hw_pairwise_ta_entry { #define TXRX_CSR0_DROP_TO_DS FIELD32(0x00200000) #define TXRX_CSR0_DROP_VERSION_ERROR FIELD32(0x00400000) #define TXRX_CSR0_DROP_MULTICAST FIELD32(0x00800000) -#define TXRX_CSR0_DROP_BORADCAST FIELD32(0x01000000) +#define TXRX_CSR0_DROP_BROADCAST FIELD32(0x01000000) #define TXRX_CSR0_DROP_ACK_CTS FIELD32(0x02000000) #define TXRX_CSR0_TX_WITHOUT_WAITING FIELD32(0x04000000) diff --git a/drivers/net/wireless/rtl8187.h b/drivers/net/wireless/rtl8187.h index 7993b3d..6ad322e 100644 --- a/drivers/net/wireless/rtl8187.h +++ b/drivers/net/wireless/rtl8187.h @@ -36,8 +36,7 @@ struct rtl8187_rx_info { }; struct rtl8187_rx_hdr { - __le16 len; - __le16 rate; + __le32 flags; u8 noise; u8 signal; u8 agc; @@ -74,7 +73,7 @@ struct rtl8187_priv { struct ieee80211_rate rates[12]; struct ieee80211_hw_mode modes[2]; struct usb_device *udev; - u8 *hwaddr; + u32 rx_conf; u16 txpwr_base; u8 asic_rev; struct sk_buff_head rx_queue; diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c index bf9f0cc..b0a92f5 100644 --- a/drivers/net/wireless/rtl8187_dev.c +++ b/drivers/net/wireless/rtl8187_dev.c @@ -41,6 +41,57 @@ static struct usb_device_id rtl8187_table[] __devinitdata = { MODULE_DEVICE_TABLE(usb, rtl8187_table); +static void rtl8187_iowrite_async_cb(struct urb *urb) +{ + kfree(urb->context); + usb_free_urb(urb); +} + +static void rtl8187_iowrite_async(struct rtl8187_priv *priv, __le16 addr, + void *data, u16 len) +{ + struct usb_ctrlrequest *dr; + struct urb *urb; + struct rtl8187_async_write_data { + u8 data[4]; + struct usb_ctrlrequest dr; + } *buf; + + buf = kmalloc(sizeof(*buf), GFP_ATOMIC); + if (!buf) + return; + + urb = usb_alloc_urb(0, GFP_ATOMIC); + if (!urb) { + kfree(buf); + return; + } + + dr = &buf->dr; + + dr->bRequestType = RTL8187_REQT_WRITE; + dr->bRequest = RTL8187_REQ_SET_REG; + dr->wValue = addr; + dr->wIndex = 0; + dr->wLength = cpu_to_le16(len); + + memcpy(buf, data, len); + + usb_fill_control_urb(urb, priv->udev, usb_sndctrlpipe(priv->udev, 0), + (unsigned char *)dr, buf, len, + rtl8187_iowrite_async_cb, buf); + usb_submit_urb(urb, GFP_ATOMIC); +} + +static inline void rtl818x_iowrite32_async(struct rtl8187_priv *priv, + __le32 *addr, u32 val) +{ + __le32 buf = cpu_to_le32(val); + + rtl8187_iowrite_async(priv, cpu_to_le16((unsigned long)addr), + &buf, sizeof(buf)); +} + void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data) { struct rtl8187_priv *priv = dev->priv; @@ -125,6 +176,7 @@ static void rtl8187_rx_cb(struct urb *urb) struct rtl8187_rx_hdr *hdr; struct ieee80211_rx_status rx_status = { 0 }; int rate, signal; + u32 flags; spin_lock(&priv->rx_queue.lock); if (skb->next) @@ -143,10 +195,11 @@ static void rtl8187_rx_cb(struct urb *urb) skb_put(skb, urb->actual_length); hdr = (struct rtl8187_rx_hdr *)(skb_tail_pointer(skb) - sizeof(*hdr)); - skb_trim(skb, le16_to_cpu(hdr->len) & 0x0FFF); + flags = le32_to_cpu(hdr->flags); + skb_trim(skb, flags & 0x0FFF); signal = hdr->agc >> 1; - rate = (le16_to_cpu(hdr->rate) >> 4) & 0xF; + rate = (flags >> 20) & 0xF; if (rate > 3) { /* OFDM rate */ if (signal > 90) signal = 90; @@ -169,6 +222,8 @@ static void rtl8187_rx_cb(struct urb *urb) rx_status.channel = dev->conf.channel; rx_status.phymode = dev->conf.phymode; rx_status.mactime = le64_to_cpu(hdr->mac_time); + if (flags & (1 << 13)) + rx_status.flag |= RX_FLAG_FAILED_FCS_CRC; ieee80211_rx_irqsafe(dev, skb, &rx_status); skb = dev_alloc_skb(RTL8187_MAX_RX); @@ -293,8 +348,6 @@ static int rtl8187_init_hw(struct ieee80211_hw *dev) rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, 0); rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); - for (i = 0; i < ETH_ALEN; i++) - rtl818x_iowrite8(priv, &priv->map->MAC[i], priv->hwaddr[i]); rtl818x_iowrite16(priv, (__le16 *)0xFFF4, 0xFFFF); reg = rtl818x_ioread8(priv, &priv->map->CONFIG1); @@ -365,7 +418,7 @@ static void rtl8187_set_channel(struct ieee80211_hw *dev, int channel) rtl818x_iowrite32(priv, &priv->map->TX_CONF, reg); } -static int rtl8187_open(struct ieee80211_hw *dev) +static int rtl8187_start(struct ieee80211_hw *dev) { struct rtl8187_priv *priv = dev->priv; u32 reg; @@ -383,16 +436,13 @@ static int rtl8187_open(struct ieee80211_hw *dev) RTL818X_RX_CONF_RX_AUTORESETPHY | RTL818X_RX_CONF_BSSID | RTL818X_RX_CONF_MGMT | - RTL818X_RX_CONF_CTRL | RTL818X_RX_CONF_DATA | (7 << 13 /* RX FIFO threshold NONE */) | (7 << 10 /* MAX RX DMA */) | RTL818X_RX_CONF_BROADCAST | - RTL818X_RX_CONF_MULTICAST | RTL818X_RX_CONF_NICMAC; - if (priv->mode == IEEE80211_IF_TYPE_MNTR) - reg |= RTL818X_RX_CONF_MONITOR; + priv->rx_conf = reg; rtl818x_iowrite32(priv, &priv->map->RX_CONF, reg); reg = rtl818x_ioread8(priv, &priv->map->CW_CONF); @@ -419,7 +469,7 @@ static int rtl8187_open(struct ieee80211_hw *dev) return 0; } -static int rtl8187_stop(struct ieee80211_hw *dev) +static void rtl8187_stop(struct ieee80211_hw *dev) { struct rtl8187_priv *priv = dev->priv; struct rtl8187_rx_info *info; @@ -445,28 +495,31 @@ static int rtl8187_stop(struct ieee80211_hw *dev) usb_kill_urb(info->urb); kfree_skb(skb); } - return 0; + return; } static int rtl8187_add_interface(struct ieee80211_hw *dev, struct ieee80211_if_init_conf *conf) { struct rtl8187_priv *priv = dev->priv; + int i; - /* NOTE: using IEEE80211_IF_TYPE_MGMT to indicate no mode selected */ - if (priv->mode != IEEE80211_IF_TYPE_MGMT) - return -1; + if (priv->mode != IEEE80211_IF_TYPE_MNTR) + return -EOPNOTSUPP; switch (conf->type) { case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_MNTR: priv->mode = conf->type; break; default: return -EOPNOTSUPP; } - priv->hwaddr = conf->mac_addr ? conf->mac_addr : dev->wiphy->perm_addr; + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); + for (i = 0; i < ETH_ALEN; i++) + rtl818x_iowrite8(priv, &priv->map->MAC[i], + ((u8 *)conf->mac_addr)[i]); + rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); return 0; } @@ -475,7 +528,7 @@ static void rtl8187_remove_interface(struct ieee80211_hw *dev, struct ieee80211_if_init_conf *conf) { struct rtl8187_priv *priv = dev->priv; - priv->mode = IEEE80211_IF_TYPE_MGMT; + priv->mode = IEEE80211_IF_TYPE_MNTR; } static int rtl8187_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf) @@ -523,14 +576,52 @@ static int rtl8187_config_interface(struct ieee80211_hw *dev, int if_id, return 0; } +static void rtl8187_configure_filter(struct ieee80211_hw *dev, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, struct dev_addr_list *mc_list) +{ + struct rtl8187_priv *priv = dev->priv; + + *total_flags = 0; + + if (changed_flags & FIF_PROMISC_IN_BSS) + priv->rx_conf ^= RTL818X_RX_CONF_NICMAC; + if (changed_flags & FIF_ALLMULTI) + priv->rx_conf ^= RTL818X_RX_CONF_MULTICAST; + if (changed_flags & FIF_FCSFAIL) + priv->rx_conf ^= RTL818X_RX_CONF_FCS; + if (changed_flags & FIF_CONTROL) + priv->rx_conf ^= RTL818X_RX_CONF_CTRL; + if (changed_flags & FIF_OTHER_BSS) + priv->rx_conf ^= RTL818X_RX_CONF_MONITOR; + + if (mc_count > 0) + priv->rx_conf |= RTL818X_RX_CONF_MULTICAST; + + if (priv->rx_conf & RTL818X_RX_CONF_NICMAC) + *total_flags |= FIF_PROMISC_IN_BSS; + if (priv->rx_conf & RTL818X_RX_CONF_MULTICAST) + *total_flags |= FIF_ALLMULTI; + if (priv->rx_conf & RTL818X_RX_CONF_FCS) + *total_flags |= FIF_FCSFAIL; + if (priv->rx_conf & RTL818X_RX_CONF_CTRL) + *total_flags |= FIF_CONTROL; + if (priv->rx_conf & RTL818X_RX_CONF_MONITOR) + *total_flags |= FIF_OTHER_BSS; + + rtl818x_iowrite32_async(priv, &priv->map->RX_CONF, priv->rx_conf); +} + static const struct ieee80211_ops rtl8187_ops = { .tx = rtl8187_tx, - .open = rtl8187_open, + .start = rtl8187_start, .stop = rtl8187_stop, .add_interface = rtl8187_add_interface, .remove_interface = rtl8187_remove_interface, .config = rtl8187_config, .config_interface = rtl8187_config_interface, + .configure_filter = rtl8187_configure_filter, }; static void rtl8187_eeprom_register_read(struct eeprom_93cx6 *eeprom) @@ -604,7 +695,7 @@ static int __devinit rtl8187_probe(struct usb_interface *intf, priv->modes[1].rates = priv->rates; priv->modes[1].num_channels = ARRAY_SIZE(rtl818x_channels); priv->modes[1].channels = priv->channels; - priv->mode = IEEE80211_IF_TYPE_MGMT; + priv->mode = IEEE80211_IF_TYPE_MNTR; dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | IEEE80211_HW_RX_INCLUDES_FCS; dev->extra_tx_headroom = sizeof(struct rtl8187_tx_hdr); diff --git a/drivers/net/wireless/rtl818x.h b/drivers/net/wireless/rtl818x.h index 283de30..880d4be 100644 --- a/drivers/net/wireless/rtl818x.h +++ b/drivers/net/wireless/rtl818x.h @@ -71,6 +71,7 @@ struct rtl818x_csr { #define RTL818X_RX_CONF_NICMAC (1 << 1) #define RTL818X_RX_CONF_MULTICAST (1 << 2) #define RTL818X_RX_CONF_BROADCAST (1 << 3) +#define RTL818X_RX_CONF_FCS (1 << 5) #define RTL818X_RX_CONF_DATA (1 << 18) #define RTL818X_RX_CONF_CTRL (1 << 19) #define RTL818X_RX_CONF_MGMT (1 << 20) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 5ff4555..855754d 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -467,7 +467,6 @@ enum ieee80211_if_types { * @mac_addr: pointer to MAC address of the interface. This pointer is valid * until the interface is removed (i.e. it cannot be used after * remove_interface() callback was called for this interface). - * This pointer will be %NULL for monitor interfaces, be careful. * * This structure is used in add_interface() and remove_interface() * callbacks of &struct ieee80211_hw. @@ -653,13 +652,9 @@ struct ieee80211_hw { /* hole at 8 */ - /* Device is capable of performing full monitor mode even during - * normal operation. */ -#define IEEE80211_HW_MONITOR_DURING_OPER (1<<9) +/* hole at 9 */ - /* Device does not need BSSID filter set to broadcast in order to - * receive all probe responses while scanning */ -#define IEEE80211_HW_NO_PROBE_FILTERING (1<<10) +/* hole at 10 */ /* Channels are already configured to the default regulatory domain * specified in the device's EEPROM */ @@ -694,6 +689,39 @@ static inline void SET_IEEE80211_PERM_ADDR(struct ieee80211_hw *hw, u8 *addr) memcpy(hw->wiphy->perm_addr, addr, ETH_ALEN); } +/* + * flags for change_filter_flags() + * + * Note that e.g. if PROMISC_IN_BSS is unset then + * you should still do MAC address filtering if + * possible even if OTHER_BSS is set to indicate + * no BSSID filtering should be done. + */ +/* + * promiscuous mode within your BSS, + * think of the BSS as your network segment and then this corresponds + * to the regular ethernet device promiscuous mode + */ +#define FIF_PROMISC_IN_BSS 0x01 +/* show all multicast frames */ +#define FIF_ALLMULTI 0x02 +/* show frames with failed FCS, but set RX_FLAG_FAILED_FCS_CRC for them */ +#define FIF_FCSFAIL 0x04 +/* show frames with failed PLCP CRC, but set RX_FLAG_FAILED_PLCP_CRC for them */ +#define FIF_PLCPFAIL 0x08 +/* + * This flag is set during scanning to indicate to the hardware + * that it should not filter beacons or probe responses by BSSID. + */ +#define FIF_BCN_PRBRESP_PROMISC 0x10 +/* + * show control frames, if PROMISC_IN_BSS is not set then + * only those addressed to this station + */ +#define FIF_CONTROL 0x20 +/* show frames from other BSSes */ +#define FIF_OTHER_BSS 0x40 + /* Configuration block used by the low-level driver to tell the 802.11 code * about supported hardware features and to pass function pointers to callback * functions. */ @@ -706,32 +734,55 @@ struct ieee80211_ops { int (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb, struct ieee80211_tx_control *control); - /* Handler that is called when any netdevice attached to the hardware - * device is set UP for the first time. This can be used, e.g., to - * enable interrupts and beacon sending. */ - int (*open)(struct ieee80211_hw *hw); - - /* Handler that is called when the last netdevice attached to the - * hardware device is set DOWN. This can be used, e.g., to disable - * interrupts and beacon sending. */ - int (*stop)(struct ieee80211_hw *hw); - - /* Handler for asking a driver if a new interface can be added (or, - * more exactly, set UP). If the handler returns zero, the interface - * is added. Driver should perform any initialization it needs prior - * to returning zero. By returning non-zero addition of the interface - * is inhibited. Unless monitor_during_oper is set, it is guaranteed - * that monitor interfaces and normal interfaces are mutually - * exclusive. If assigned, the open() handler is called after - * add_interface() if this is the first device added. The - * add_interface() callback has to be assigned because it is the only - * way to obtain the requested MAC address for any interface. + /* + * Called before the first netdevice attached to the hardware + * is enabled. This should turn on the hardware and must turn on + * frame reception (for possibly enabled monitor interfaces.) + * Returns negative error codes, these may be seen in userspace, + * or zero. + * When the device is started it should not have a MAC address + * to avoid acknowledging frames before a non-monitor device + * is added. + * + * Must be implemented. + */ + int (*start)(struct ieee80211_hw *hw); + + /* + * Called after last netdevice attached to the hardware + * is disabled. This should turn off the hardware (at least + * it must turn off frame reception.) + * May be called right after add_interface if that rejects + * an interface. + * + * Must be implemented. + */ + void (*stop)(struct ieee80211_hw *hw); + + /* + * Called when a netdevice attached to the hardware is enabled. + * Because it is not called for monitor mode devices, open() + * and stop() must be implemented. + * The driver should perform any initialization it needs before + * the device can be enabled. The initial configuration for the + * interface is given in the conf parameter. + * + * Must be implemented. */ int (*add_interface)(struct ieee80211_hw *hw, struct ieee80211_if_init_conf *conf); - /* Notify a driver that an interface is going down. The stop() handler - * is called prior to this if this is a last interface. */ + /* + * Notifies a driver that an interface is going down. The stop() handler + * is called after this if it is the last interface and no monitor + * interfaces are present. + * When all interfaces are removed, the MAC address in the hardware + * must be cleared so the device no longer acknowledges packets, + * the mac_addr member of the conf structure is, however, set to the + * MAC address of the device going away. + * + * Hence, this callback must be implemented. + */ void (*remove_interface)(struct ieee80211_hw *hw, struct ieee80211_if_init_conf *conf); @@ -744,15 +795,21 @@ struct ieee80211_ops { int (*config_interface)(struct ieee80211_hw *hw, int if_id, struct ieee80211_if_conf *conf); - /* ieee80211 drivers do not have access to the &struct net_device - * that is (are) connected with their device. Hence (and because - * we need to combine the multicast lists and flags for multiple - * virtual interfaces), they cannot assign set_multicast_list. - * The parameters here replace dev->flags and dev->mc_count, - * dev->mc_list is replaced by calling ieee80211_get_mc_list_item. - * Must be atomic. */ - void (*set_multicast_list)(struct ieee80211_hw *hw, - unsigned short flags, int mc_count); + /* + * Configure the device's RX filter. + * + * The multicast address filter must be changed if the hardware flags + * indicate that one is present. + * + * All unsupported flags in 'total_flags' must be cleared, + * clear all bits except those you honoured. + * + * The callback must be implemented and must be atomic. + */ + void (*configure_filter)(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, struct dev_addr_list *mc_list); /* Set TIM bit handler. If the hardware/firmware takes care of beacon * generation, IEEE 802.11 code uses this function to tell the @@ -1155,24 +1212,6 @@ void ieee80211_stop_queues(struct ieee80211_hw *hw); */ void ieee80211_wake_queues(struct ieee80211_hw *hw); -/** - * ieee80211_get_mc_list_item - iteration over items in multicast list - * @hw: pointer as obtained from ieee80211_alloc_hw(). - * @prev: value returned by previous call to ieee80211_get_mc_list_item() or - * NULL to start a new iteration. - * @ptr: pointer to buffer of void * type for internal usage of - * ieee80211_get_mc_list_item(). - * - * Iterates over items in multicast list of given device. To get the first - * item, pass NULL in @prev and in *@ptr. In subsequent calls, pass the - * value returned by previous call in @prev. Don't alter *@ptr during - * iteration. When there are no more items, NULL is returned. - */ -struct dev_mc_list * -ieee80211_get_mc_list_item(struct ieee80211_hw *hw, - struct dev_mc_list *prev, - void **ptr); - /* called by driver to notify scan status completed */ void ieee80211_scan_completed(struct ieee80211_hw *hw); diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 9efb84c..c9948fa 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -165,20 +165,6 @@ IEEE80211_IF_FILE(peer, u.wds.remote_addr, MAC); /* VLAN attributes */ IEEE80211_IF_FILE(vlan_id, u.vlan.id, DEC); -/* MONITOR attributes */ -static ssize_t ieee80211_if_fmt_mode( - const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) -{ - struct ieee80211_local *local = sdata->local; - - return scnprintf(buf, buflen, "%s\n", - ((local->hw.flags & IEEE80211_HW_MONITOR_DURING_OPER) || - local->open_count == local->monitors) ? - "hard" : "soft"); -} -__IEEE80211_IF_FILE(mode); - - #define DEBUGFS_ADD(name, type)\ sdata->debugfs.type.name = debugfs_create_file(#name, 0444,\ sdata->debugfsdir, sdata, &name##_ops); @@ -242,7 +228,6 @@ static void add_vlan_files(struct ieee80211_sub_if_data *sdata) static void add_monitor_files(struct ieee80211_sub_if_data *sdata) { - DEBUGFS_ADD(mode, monitor); } static void add_files(struct ieee80211_sub_if_data *sdata) @@ -337,7 +322,6 @@ static void del_vlan_files(struct ieee80211_sub_if_data *sdata) static void del_monitor_files(struct ieee80211_sub_if_data *sdata) { - DEBUGFS_DEL(mode, monitor); } static void del_files(struct ieee80211_sub_if_data *sdata, int type) diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c index 57ec888..319ec2a 100644 --- a/net/mac80211/ieee80211.c +++ b/net/mac80211/ieee80211.c @@ -53,6 +53,38 @@ static int header_parse_80211(const struct sk_buff *skb, unsigned char *haddr) return ETH_ALEN; } +/* must be called under mdev tx lock */ +static void ieee80211_configure_filter(struct ieee80211_local *local) +{ + unsigned int changed_flags; + unsigned int new_flags = 0; + + if (local->iff_promiscs) + new_flags |= FIF_PROMISC_IN_BSS; + + if (local->iff_allmultis) + new_flags |= FIF_ALLMULTI; + + if (local->monitors) + new_flags |= FIF_CONTROL | + FIF_OTHER_BSS | + FIF_BCN_PRBRESP_PROMISC; + + changed_flags = local->filter_flags ^ new_flags; + + /* be a bit nasty */ + new_flags |= (1<<31); + + local->ops->configure_filter(local_to_hw(local), + changed_flags, &new_flags, + local->mdev->mc_count, + local->mdev->mc_list); + + WARN_ON(new_flags & (1<<31)); + + local->filter_flags = new_flags & ~(1<<31); +} + /* master interface */ static int ieee80211_master_open(struct net_device *dev) @@ -86,6 +118,13 @@ static int ieee80211_master_stop(struct net_device *dev) return 0; } +static void ieee80211_master_set_multicast_list(struct net_device *dev) +{ + struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); + + ieee80211_configure_filter(local); +} + /* management interface */ static void @@ -267,49 +306,6 @@ static inline int identical_mac_addr_allowed(int type1, int type2) type2 == IEEE80211_IF_TYPE_VLAN))); } -/* Check if running monitor interfaces should go to a "soft monitor" mode - * and switch them if necessary. */ -static inline void ieee80211_start_soft_monitor(struct ieee80211_local *local) -{ - struct ieee80211_if_init_conf conf; - - if (local->open_count && local->open_count == local->monitors && - !(local->hw.flags & IEEE80211_HW_MONITOR_DURING_OPER) && - local->ops->remove_interface) { - conf.if_id = -1; - conf.type = IEEE80211_IF_TYPE_MNTR; - conf.mac_addr = NULL; - local->ops->remove_interface(local_to_hw(local), &conf); - } -} - -/* Check if running monitor interfaces should go to a "hard monitor" mode - * and switch them if necessary. */ -static void ieee80211_start_hard_monitor(struct ieee80211_local *local) -{ - struct ieee80211_if_init_conf conf; - - if (local->open_count && local->open_count == local->monitors && - !(local->hw.flags & IEEE80211_HW_MONITOR_DURING_OPER)) { - conf.if_id = -1; - conf.type = IEEE80211_IF_TYPE_MNTR; - conf.mac_addr = NULL; - local->ops->add_interface(local_to_hw(local), &conf); - } -} - -static void ieee80211_if_open(struct net_device *dev) -{ - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - switch (sdata->type) { - case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_IBSS: - sdata->u.sta.flags &= ~IEEE80211_STA_PREV_BSSID_SET; - break; - } -} - static int ieee80211_open(struct net_device *dev) { struct ieee80211_sub_if_data *sdata, *nsdata; @@ -335,84 +331,96 @@ static int ieee80211_open(struct net_device *dev) is_zero_ether_addr(sdata->u.wds.remote_addr)) return -ENOLINK; - if (sdata->type == IEEE80211_IF_TYPE_MNTR && local->open_count && - !(local->hw.flags & IEEE80211_HW_MONITOR_DURING_OPER)) { - /* run the interface in a "soft monitor" mode */ - local->monitors++; - local->open_count++; - local->hw.conf.flags |= IEEE80211_CONF_RADIOTAP; - return 0; - } - ieee80211_if_open(dev); - ieee80211_start_soft_monitor(local); - - conf.if_id = dev->ifindex; - conf.type = sdata->type; - if (sdata->type == IEEE80211_IF_TYPE_MNTR) - conf.mac_addr = NULL; - else - conf.mac_addr = dev->dev_addr; - res = local->ops->add_interface(local_to_hw(local), &conf); - if (res) { - if (sdata->type == IEEE80211_IF_TYPE_MNTR) - ieee80211_start_hard_monitor(local); - return res; - } - if (local->open_count == 0) { res = 0; - tasklet_enable(&local->tx_pending_tasklet); - tasklet_enable(&local->tasklet); - if (local->ops->open) - res = local->ops->open(local_to_hw(local)); - if (res == 0) { - res = dev_open(local->mdev); - if (res) { - if (local->ops->stop) - local->ops->stop(local_to_hw(local)); - } else { - res = ieee80211_hw_config(local); - if (res && local->ops->stop) - local->ops->stop(local_to_hw(local)); - else if (!res && local->apdev) - dev_open(local->apdev); - } - } - if (res) { - if (local->ops->remove_interface) - local->ops->remove_interface(local_to_hw(local), - &conf); + if (local->ops->start) + res = local->ops->start(local_to_hw(local)); + if (res) return res; - } } - local->open_count++; - if (sdata->type == IEEE80211_IF_TYPE_MNTR) { + switch (sdata->type) { + case IEEE80211_IF_TYPE_MNTR: + /* must be before the call to ieee80211_configure_filter */ local->monitors++; - local->hw.conf.flags |= IEEE80211_CONF_RADIOTAP; - } else { + if (local->monitors == 1) { + netif_tx_lock_bh(local->mdev); + ieee80211_configure_filter(local); + netif_tx_unlock_bh(local->mdev); + + local->hw.conf.flags |= IEEE80211_CONF_RADIOTAP; + ieee80211_hw_config(local); + } + break; + case IEEE80211_IF_TYPE_STA: + case IEEE80211_IF_TYPE_IBSS: + sdata->u.sta.flags &= ~IEEE80211_STA_PREV_BSSID_SET; + /* fall through */ + default: + conf.if_id = dev->ifindex; + conf.type = sdata->type; + conf.mac_addr = dev->dev_addr; + res = local->ops->add_interface(local_to_hw(local), &conf); + if (res && !local->open_count && local->ops->stop) + local->ops->stop(local_to_hw(local)); + if (res) + return res; + ieee80211_if_config(dev); ieee80211_reset_erp_info(dev); ieee80211_enable_keys(sdata); + + if (sdata->type == IEEE80211_IF_TYPE_STA && + !local->user_space_mlme) + netif_carrier_off(dev); + else + netif_carrier_on(dev); } - if (sdata->type == IEEE80211_IF_TYPE_STA && - !local->user_space_mlme) - netif_carrier_off(dev); - else - netif_carrier_on(dev); + if (local->open_count == 0) { + res = dev_open(local->mdev); + WARN_ON(res); + if (local->apdev) { + res = dev_open(local->apdev); + WARN_ON(res); + } + tasklet_enable(&local->tx_pending_tasklet); + tasklet_enable(&local->tasklet); + } + + local->open_count++; netif_start_queue(dev); + return 0; } -static void ieee80211_if_shutdown(struct net_device *dev) +static int ieee80211_stop(struct net_device *dev) { + struct ieee80211_sub_if_data *sdata; struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct ieee80211_if_init_conf conf; + + sdata = IEEE80211_DEV_TO_SUB_IF(dev); + + netif_stop_queue(dev); + + dev_mc_unsync(local->mdev, dev); + + local->open_count--; - ASSERT_RTNL(); switch (sdata->type) { + case IEEE80211_IF_TYPE_MNTR: + local->monitors--; + if (local->monitors == 0) { + netif_tx_lock_bh(local->mdev); + ieee80211_configure_filter(local); + netif_tx_unlock_bh(local->mdev); + + local->hw.conf.flags |= IEEE80211_CONF_RADIOTAP; + ieee80211_hw_config(local); + } + break; case IEEE80211_IF_TYPE_STA: case IEEE80211_IF_TYPE_IBSS: sdata->u.sta.state = IEEE80211_DISABLED; @@ -433,116 +441,61 @@ static void ieee80211_if_shutdown(struct net_device *dev) cancel_delayed_work(&local->scan_work); } flush_workqueue(local->hw.workqueue); - break; - } -} - -static int ieee80211_stop(struct net_device *dev) -{ - struct ieee80211_sub_if_data *sdata; - struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - if (sdata->type == IEEE80211_IF_TYPE_MNTR && - local->open_count > 1 && - !(local->hw.flags & IEEE80211_HW_MONITOR_DURING_OPER)) { - /* remove "soft monitor" interface */ - local->open_count--; - local->monitors--; - if (!local->monitors) - local->hw.conf.flags &= ~IEEE80211_CONF_RADIOTAP; - return 0; - } - - netif_stop_queue(dev); - ieee80211_if_shutdown(dev); - - if (sdata->type == IEEE80211_IF_TYPE_MNTR) { - local->monitors--; - if (!local->monitors) - local->hw.conf.flags &= ~IEEE80211_CONF_RADIOTAP; - } else { + /* fall through */ + default: + conf.if_id = dev->ifindex; + conf.type = sdata->type; + conf.mac_addr = dev->dev_addr; /* disable all keys for as long as this netdev is down */ ieee80211_disable_keys(sdata); + local->ops->remove_interface(local_to_hw(local), &conf); } - local->open_count--; if (local->open_count == 0) { if (netif_running(local->mdev)) dev_close(local->mdev); + if (local->apdev) dev_close(local->apdev); + if (local->ops->stop) local->ops->stop(local_to_hw(local)); + tasklet_disable(&local->tx_pending_tasklet); tasklet_disable(&local->tasklet); } - if (local->ops->remove_interface) { - struct ieee80211_if_init_conf conf; - - conf.if_id = dev->ifindex; - conf.type = sdata->type; - conf.mac_addr = dev->dev_addr; - local->ops->remove_interface(local_to_hw(local), &conf); - } - - ieee80211_start_hard_monitor(local); return 0; } -enum netif_tx_lock_class { - TX_LOCK_NORMAL, - TX_LOCK_MASTER, -}; - -static inline void netif_tx_lock_nested(struct net_device *dev, int subclass) -{ - spin_lock_nested(&dev->_xmit_lock, subclass); - dev->xmit_lock_owner = smp_processor_id(); -} - static void ieee80211_set_multicast_list(struct net_device *dev) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - unsigned short flags; + int allmulti, promisc, sdata_allmulti, sdata_promisc; - netif_tx_lock_nested(local->mdev, TX_LOCK_MASTER); - if (((dev->flags & IFF_ALLMULTI) != 0) ^ - ((sdata->flags & IEEE80211_SDATA_ALLMULTI) != 0)) { - if (sdata->flags & IEEE80211_SDATA_ALLMULTI) - local->iff_allmultis--; - else + allmulti = !!(dev->flags & IFF_ALLMULTI); + promisc = !!(dev->flags & IFF_PROMISC); + sdata_allmulti = sdata->flags & IEEE80211_SDATA_ALLMULTI; + sdata_promisc = sdata->flags & IEEE80211_SDATA_PROMISC; + + if (allmulti != sdata_allmulti) { + if (dev->flags & IFF_ALLMULTI) local->iff_allmultis++; + else + local->iff_allmultis--; sdata->flags ^= IEEE80211_SDATA_ALLMULTI; } - if (((dev->flags & IFF_PROMISC) != 0) ^ - ((sdata->flags & IEEE80211_SDATA_PROMISC) != 0)) { - if (sdata->flags & IEEE80211_SDATA_PROMISC) - local->iff_promiscs--; - else + + if (promisc != sdata_promisc) { + if (dev->flags & IFF_PROMISC) local->iff_promiscs++; + else + local->iff_promiscs--; sdata->flags ^= IEEE80211_SDATA_PROMISC; } - if (dev->mc_count != sdata->mc_count) { - local->mc_count = local->mc_count - sdata->mc_count + - dev->mc_count; - sdata->mc_count = dev->mc_count; - } - if (local->ops->set_multicast_list) { - flags = local->mdev->flags; - if (local->iff_allmultis) - flags |= IFF_ALLMULTI; - if (local->iff_promiscs) - flags |= IFF_PROMISC; - read_lock(&local->sub_if_lock); - local->ops->set_multicast_list(local_to_hw(local), flags, - local->mc_count); - read_unlock(&local->sub_if_lock); - } - netif_tx_unlock(local->mdev); + + dev_mc_sync(local->mdev, dev); } static const struct header_ops ieee80211_header_ops = { @@ -612,7 +565,6 @@ static int __ieee80211_if_config(struct net_device *dev, struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct ieee80211_if_conf conf; - static u8 scan_bssid[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; if (!local->ops->config_interface || !netif_running(dev)) return 0; @@ -621,11 +573,7 @@ static int __ieee80211_if_config(struct net_device *dev, conf.type = sdata->type; if (sdata->type == IEEE80211_IF_TYPE_STA || sdata->type == IEEE80211_IF_TYPE_IBSS) { - if (local->sta_scanning && - local->scan_dev == dev) - conf.bssid = scan_bssid; - else - conf.bssid = sdata->u.sta.bssid; + conf.bssid = sdata->u.sta.bssid; conf.ssid = sdata->u.sta.ssid; conf.ssid_len = sdata->u.sta.ssid_len; conf.generic_elem = sdata->u.sta.extra_ie; @@ -722,37 +670,6 @@ void ieee80211_reset_erp_info(struct net_device *dev) IEEE80211_ERP_CHANGE_PREAMBLE); } -struct dev_mc_list *ieee80211_get_mc_list_item(struct ieee80211_hw *hw, - struct dev_mc_list *prev, - void **ptr) -{ - struct ieee80211_local *local = hw_to_local(hw); - struct ieee80211_sub_if_data *sdata = *ptr; - struct dev_mc_list *mc; - - if (!prev) { - WARN_ON(sdata); - sdata = NULL; - } - if (!prev || !prev->next) { - if (sdata) - sdata = list_entry(sdata->list.next, - struct ieee80211_sub_if_data, list); - else - sdata = list_entry(local->sub_if_list.next, - struct ieee80211_sub_if_data, list); - if (&sdata->list != &local->sub_if_list) - mc = sdata->dev->mc_list; - else - mc = NULL; - } else - mc = prev->next; - - *ptr = sdata; - return mc; -} -EXPORT_SYMBOL(ieee80211_get_mc_list_item); - void ieee80211_tx_status_irqsafe(struct ieee80211_hw *hw, struct sk_buff *skb, struct ieee80211_tx_status *status) @@ -1158,8 +1075,12 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST); BUG_ON(!ops->tx); + BUG_ON(!ops->start); + BUG_ON(!ops->stop); BUG_ON(!ops->config); BUG_ON(!ops->add_interface); + BUG_ON(!ops->remove_interface); + BUG_ON(!ops->configure_filter); local->ops = ops; /* for now, mdev needs sub_if_data :/ */ @@ -1206,6 +1127,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, mdev->stop = ieee80211_master_stop; mdev->type = ARPHRD_IEEE80211; mdev->header_ops = &ieee80211_header_ops; + mdev->set_multicast_list = ieee80211_master_set_multicast_list; sdata->type = IEEE80211_IF_TYPE_AP; sdata->dev = mdev; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index c3f6f89..74deecd 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -297,8 +297,6 @@ struct ieee80211_sub_if_data { struct net_device *dev; struct ieee80211_local *local; - int mc_count; - unsigned int flags; int drop_unencrypted; @@ -411,6 +409,7 @@ struct ieee80211_local { struct net_device *apdev; /* wlan#ap - management frames (hostapd) */ int open_count; int monitors; + unsigned int filter_flags; /* FIF_* */ struct iw_statistics wstats; u8 wstats_flags; int tx_headroom; /* required headroom for hardware/radiotap */ diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c index 3f0a2fa..17455c6 100644 --- a/net/mac80211/ieee80211_sta.c +++ b/net/mac80211/ieee80211_sta.c @@ -2662,10 +2662,16 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw) printk(KERN_DEBUG "%s: failed to restore operational" "channel after scan\n", dev->name); - if (!(local->hw.flags & IEEE80211_HW_NO_PROBE_FILTERING) && - ieee80211_if_config(dev)) - printk(KERN_DEBUG "%s: failed to restore operational" - "BSSID after scan\n", dev->name); + + netif_tx_lock_bh(local->mdev); + local->filter_flags &= ~FIF_BCN_PRBRESP_PROMISC; + local->ops->configure_filter(local_to_hw(local), + FIF_BCN_PRBRESP_PROMISC, + &local->filter_flags, + local->mdev->mc_count, + local->mdev->mc_list); + + netif_tx_unlock_bh(local->mdev); memset(&wrqu, 0, sizeof(wrqu)); wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL); @@ -2849,10 +2855,14 @@ static int ieee80211_sta_start_scan(struct net_device *dev, local->scan_channel_idx = 0; local->scan_dev = dev; - if (!(local->hw.flags & IEEE80211_HW_NO_PROBE_FILTERING) && - ieee80211_if_config(dev)) - printk(KERN_DEBUG "%s: failed to set BSSID for scan\n", - dev->name); + netif_tx_lock_bh(local->mdev); + local->filter_flags |= FIF_BCN_PRBRESP_PROMISC; + local->ops->configure_filter(local_to_hw(local), + FIF_BCN_PRBRESP_PROMISC, + &local->filter_flags, + local->mdev->mc_count, + local->mdev->mc_list); + netif_tx_unlock_bh(local->mdev); /* TODO: start scan as soon as all nullfunc frames are ACKed */ queue_delayed_work(local->hw.workqueue, &local->scan_work, diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index b5f2e4c..2535d8d 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1307,7 +1307,7 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata, } else if (!multicast && compare_ether_addr(sdata->dev->dev_addr, hdr->addr1) != 0) { - if (!(sdata->flags & IEEE80211_SDATA_PROMISC)) + if (!(sdata->dev->flags & IFF_PROMISC)) return 0; rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH; } @@ -1322,7 +1322,7 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata, } else if (!multicast && compare_ether_addr(sdata->dev->dev_addr, hdr->addr1) != 0) { - if (!(sdata->flags & IEEE80211_SDATA_PROMISC)) + if (!(sdata->dev->flags & IFF_PROMISC)) return 0; rx->flags &= ~IEEE80211_TXRXD_RXRA_MATCH; } else if (!rx->sta) |