Return-path: Received: from mail-wg0-f48.google.com ([74.125.82.48]:41074 "EHLO mail-wg0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751510AbaJYT0X (ORCPT ); Sat, 25 Oct 2014 15:26:23 -0400 Received: by mail-wg0-f48.google.com with SMTP id m15so1210761wgh.31 for ; Sat, 25 Oct 2014 12:26:22 -0700 (PDT) From: Malcolm Priestley To: gregkh@linuxfoundation.org Cc: linux-wireless@vger.kernel.org, forest@alittletooquiet.net, Malcolm Priestley Subject: [PATCH 08/31] staging: vt6655: mac80211 conversion add main mac80211 functions Date: Sat, 25 Oct 2014 09:20:18 +0100 Message-Id: <1414225241-5480-9-git-send-email-tvboxspy@gmail.com> (sfid-20141025_212627_400520_62BA947C) In-Reply-To: <1414225241-5480-1-git-send-email-tvboxspy@gmail.com> References: <1414225241-5480-1-git-send-email-tvboxspy@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Replace existing vt6655_probe with one converted to mac80211 with the following operations vnt_tx_80211 vnt_start vnt_stop vnt_add_interface vnt_remove_interface vnt_config vnt_bss_info_changed vnt_prepare_multicast vnt_configure vnt_set_key vnt_get_tsf vnt_set_tsf vnt_reset_tsf The following variables are also added. basic_rates mc_list_count mac_hw Signed-off-by: Malcolm Priestley --- drivers/staging/vt6655/device.h | 3 + drivers/staging/vt6655/device_main.c | 754 ++++++++++++++++++++++++++++------- 2 files changed, 621 insertions(+), 136 deletions(-) diff --git a/drivers/staging/vt6655/device.h b/drivers/staging/vt6655/device.h index 6073076..90b4581 100644 --- a/drivers/staging/vt6655/device.h +++ b/drivers/staging/vt6655/device.h @@ -332,7 +332,10 @@ struct vnt_private { struct ieee80211_hw *hw; struct ieee80211_vif *vif; unsigned long key_entry_inuse; + u32 basic_rates; u16 current_aid; + int mc_list_count; + u8 mac_hw; // netdev struct net_device *dev; diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index c8ee91c..23d9344 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -809,142 +809,6 @@ static const struct net_device_ops device_netdev_ops = { .ndo_set_rx_mode = device_set_multi, }; -static int -vt6655_probe(struct pci_dev *pcid, const struct pci_device_id *ent) -{ - static bool bFirst = true; - struct net_device *dev = NULL; - PCHIP_INFO pChip_info = (PCHIP_INFO)ent->driver_data; - struct vnt_private *pDevice; - int rc; - - dev = alloc_etherdev(sizeof(*pDevice)); - - pDevice = netdev_priv(dev); - - if (dev == NULL) { - pr_err(DEVICE_NAME ": allocate net device failed\n"); - return -ENOMEM; - } - - // Chain it all together - SET_NETDEV_DEV(dev, &pcid->dev); - - if (bFirst) { - pr_notice("%s Ver. %s\n", DEVICE_FULL_DRV_NAM, DEVICE_VERSION); - pr_notice("Copyright (c) 2003 VIA Networking Technologies, Inc.\n"); - bFirst = false; - } - - vt6655_init_info(pcid, &pDevice, pChip_info); - pDevice->dev = dev; - - if (pci_enable_device(pcid)) { - device_free_info(pDevice); - return -ENODEV; - } - dev->irq = pcid->irq; - -#ifdef DEBUG - pr_debug("Before get pci_info memaddr is %x\n", pDevice->memaddr); -#endif - if (!device_get_pci_info(pDevice, pcid)) { - pr_err(DEVICE_NAME ": Failed to find PCI device.\n"); - device_free_info(pDevice); - return -ENODEV; - } - -#ifdef DEBUG - - pr_debug("after get pci_info memaddr is %x, io addr is %x,io_size is %d\n", pDevice->memaddr, pDevice->ioaddr, pDevice->io_size); - { - int i; - u32 bar, len; - u32 address[] = { - PCI_BASE_ADDRESS_0, - PCI_BASE_ADDRESS_1, - PCI_BASE_ADDRESS_2, - PCI_BASE_ADDRESS_3, - PCI_BASE_ADDRESS_4, - PCI_BASE_ADDRESS_5, - 0}; - for (i = 0; address[i]; i++) { - pci_read_config_dword(pcid, address[i], &bar); - pr_debug("bar %d is %x\n", i, bar); - if (!bar) { - pr_debug("bar %d not implemented\n", i); - continue; - } - if (bar & PCI_BASE_ADDRESS_SPACE_IO) { - /* This is IO */ - - len = bar & (PCI_BASE_ADDRESS_IO_MASK & 0xFFFF); - len = len & ~(len - 1); - - pr_debug("IO space: len in IO %x, BAR %d\n", len, i); - } else { - len = bar & 0xFFFFFFF0; - len = ~len + 1; - - pr_debug("len in MEM %x, BAR %d\n", len, i); - } - } - } -#endif - - pDevice->PortOffset = ioremap(pDevice->memaddr & PCI_BASE_ADDRESS_MEM_MASK, pDevice->io_size); - - if (pDevice->PortOffset == NULL) { - pr_err(DEVICE_NAME ": Failed to IO remapping ..\n"); - device_free_info(pDevice); - return -ENODEV; - } - - rc = pci_request_regions(pcid, DEVICE_NAME); - if (rc) { - pr_err(DEVICE_NAME ": Failed to find PCI device\n"); - device_free_info(pDevice); - return -ENODEV; - } - - dev->base_addr = pDevice->ioaddr; - // do reset - if (!MACbSoftwareReset(pDevice->PortOffset)) { - pr_err(DEVICE_NAME ": Failed to access MAC hardware..\n"); - device_free_info(pDevice); - return -ENODEV; - } - // initial to reload eeprom - MACvInitialize(pDevice->PortOffset); - MACvReadEtherAddress(pDevice->PortOffset, dev->dev_addr); - - device_get_options(pDevice); - device_set_options(pDevice); - //Mask out the options cannot be set to the chip - pDevice->sOpts.flags &= pChip_info->flags; - - //Enable the chip specified capabilities - pDevice->flags = pDevice->sOpts.flags | (pChip_info->flags & 0xFF000000UL); - pDevice->tx_80211 = device_dma0_tx_80211; - pDevice->sMgmtObj.pAdapter = (void *)pDevice; - pDevice->pMgmt = &(pDevice->sMgmtObj); - - dev->irq = pcid->irq; - dev->netdev_ops = &device_netdev_ops; - - dev->wireless_handlers = (struct iw_handler_def *)&iwctl_handler_def; - - rc = register_netdev(dev); - if (rc) { - pr_err(DEVICE_NAME " Failed to register netdev\n"); - device_free_info(pDevice); - return -ENODEV; - } - device_print_info(pDevice); - pci_set_drvdata(pcid, pDevice); - return 0; -} - static void device_print_info(struct vnt_private *pDevice) { struct net_device *dev = pDevice->dev; @@ -2996,6 +2860,624 @@ static int ethtool_ioctl(struct net_device *dev, void __user *useraddr) return -EOPNOTSUPP; } +static int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + PSTxDesc head_td; + u32 dma_idx = TYPE_AC0DMA; + unsigned long flags; + + spin_lock_irqsave(&priv->lock, flags); + + if (!ieee80211_is_data(hdr->frame_control)) + dma_idx = TYPE_TXDMA0; + + if (AVAIL_TD(priv, dma_idx) < 1) { + spin_unlock_irqrestore(&priv->lock, flags); + return -ENOMEM; + } + + head_td = priv->apCurrTD[dma_idx]; + + head_td->m_td1TD1.byTCR = (TCR_EDP|TCR_STP); + + head_td->pTDInfo->skb = skb; + + priv->iTDUsed[dma_idx]++; + + /* Take ownership */ + wmb(); + head_td->m_td0TD0.f1Owner = OWNED_BY_NIC; + + /* get Next */ + wmb(); + priv->apCurrTD[dma_idx] = head_td->next; + + spin_unlock_irqrestore(&priv->lock, flags); + + vnt_generate_fifo_header(priv, dma_idx, head_td, skb); + + if (MACbIsRegBitsOn(priv->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) + MACbPSWakeup(priv->PortOffset); + + spin_lock_irqsave(&priv->lock, flags); + + priv->bPWBitOn = false; + + head_td->pTDInfo->byFlags = TD_FLAGS_NETIF_SKB; + + if (dma_idx == TYPE_AC0DMA) + MACvTransmitAC0(priv->PortOffset); + else + MACvTransmit0(priv->PortOffset); + + spin_unlock_irqrestore(&priv->lock, flags); + + return 0; +} + +static void vnt_tx_80211(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct vnt_private *priv = hw->priv; + + ieee80211_stop_queues(hw); + + if (vnt_tx_packet(priv, skb)) { + ieee80211_free_txskb(hw, skb); + + ieee80211_wake_queues(hw); + } +} + +static int vnt_start(struct ieee80211_hw *hw) +{ + struct vnt_private *priv = hw->priv; + int ret; + + priv->rx_buf_sz = PKT_BUF_SZ; + if (!device_init_rings(priv)) + return -ENOMEM; + + ret = request_irq(priv->pcid->irq, &device_intr, + IRQF_SHARED, "vt6655", priv); + if (ret) { + dev_dbg(&priv->pcid->dev, "failed to start irq\n"); + return ret; + } + + dev_dbg(&priv->pcid->dev, "call device init rd0 ring\n"); + device_init_rd0_ring(priv); + device_init_rd1_ring(priv); + device_init_defrag_cb(priv); + device_init_td0_ring(priv); + device_init_td1_ring(priv); + + device_init_registers(priv); + + dev_dbg(&priv->pcid->dev, "call MACvIntEnable\n"); + MACvIntEnable(priv->PortOffset, IMR_MASK_VALUE); + + ieee80211_wake_queues(hw); + + return 0; +} + +static void vnt_stop(struct ieee80211_hw *hw) +{ + struct vnt_private *priv = hw->priv; + + ieee80211_stop_queues(hw); + + MACbShutdown(priv->PortOffset); + MACbSoftwareReset(priv->PortOffset); + CARDbRadioPowerOff(priv); + + device_free_td0_ring(priv); + device_free_td1_ring(priv); + device_free_rd0_ring(priv); + device_free_rd1_ring(priv); + device_free_frag_buf(priv); + device_free_rings(priv); + + free_irq(priv->pcid->irq, priv); +} + +static int vnt_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct vnt_private *priv = hw->priv; + + priv->vif = vif; + + switch (vif->type) { + case NL80211_IFTYPE_STATION: + if (priv->bDiversityRegCtlON) + device_init_diversity_timer(priv); + break; + case NL80211_IFTYPE_ADHOC: + MACvRegBitsOff(priv->PortOffset, MAC_REG_RCR, RCR_UNICAST); + + MACvRegBitsOn(priv->PortOffset, MAC_REG_HOSTCR, HOSTCR_ADHOC); + + break; + case NL80211_IFTYPE_AP: + MACvRegBitsOff(priv->PortOffset, MAC_REG_RCR, RCR_UNICAST); + + MACvRegBitsOn(priv->PortOffset, MAC_REG_HOSTCR, HOSTCR_AP); + + break; + default: + return -EOPNOTSUPP; + } + + priv->op_mode = vif->type; + + return 0; +} + +static void vnt_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct vnt_private *priv = hw->priv; + + switch (vif->type) { + case NL80211_IFTYPE_STATION: + if (priv->bDiversityRegCtlON) { + del_timer(&priv->TimerSQ3Tmax1); + del_timer(&priv->TimerSQ3Tmax2); + del_timer(&priv->TimerSQ3Tmax3); + } + break; + case NL80211_IFTYPE_ADHOC: + MACvRegBitsOff(priv->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); + MACvRegBitsOff(priv->PortOffset, + MAC_REG_TFTCTL, TFTCTL_TSFCNTREN); + MACvRegBitsOff(priv->PortOffset, MAC_REG_HOSTCR, HOSTCR_ADHOC); + break; + case NL80211_IFTYPE_AP: + MACvRegBitsOff(priv->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); + MACvRegBitsOff(priv->PortOffset, + MAC_REG_TFTCTL, TFTCTL_TSFCNTREN); + MACvRegBitsOff(priv->PortOffset, MAC_REG_HOSTCR, HOSTCR_AP); + break; + default: + break; + } + + priv->op_mode = NL80211_IFTYPE_UNSPECIFIED; +} + + +static int vnt_config(struct ieee80211_hw *hw, u32 changed) +{ + struct vnt_private *priv = hw->priv; + struct ieee80211_conf *conf = &hw->conf; + u8 bb_type; + + if (changed & IEEE80211_CONF_CHANGE_PS) { + if (conf->flags & IEEE80211_CONF_PS) + PSvEnablePowerSaving(priv, conf->listen_interval); + else + PSvDisablePowerSaving(priv); + } + + if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || + (conf->flags & IEEE80211_CONF_OFFCHANNEL)) { + set_channel(priv, conf->chandef.chan->hw_value); + + if (conf->chandef.chan->band == IEEE80211_BAND_5GHZ) + bb_type = BB_TYPE_11A; + else + bb_type = BB_TYPE_11G; + + if (priv->byBBType != bb_type) { + priv->byBBType = bb_type; + + CARDbSetPhyParameter(priv, + priv->byBBType, 0, 0, NULL, NULL); + } + } + + if (changed & IEEE80211_CONF_CHANGE_POWER) { + if (priv->byBBType == BB_TYPE_11B) + priv->wCurrentRate = RATE_1M; + else + priv->wCurrentRate = RATE_54M; + + RFbSetPower(priv, priv->wCurrentRate, + conf->chandef.chan->hw_value); + } + + return 0; +} + +static void vnt_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, + u32 changed) +{ + struct vnt_private *priv = hw->priv; + + priv->current_aid = conf->aid; + + if (changed & BSS_CHANGED_BSSID) + MACvWriteBSSIDAddress(priv->PortOffset, (u8 *)conf->bssid); + + if (changed & BSS_CHANGED_BASIC_RATES) { + priv->basic_rates = conf->basic_rates; + + CARDvUpdateBasicTopRate(priv); + + dev_dbg(&priv->pcid->dev, + "basic rates %x\n", conf->basic_rates); + } + + if (changed & BSS_CHANGED_ERP_PREAMBLE) { + if (conf->use_short_preamble) { + MACvEnableBarkerPreambleMd(priv->PortOffset); + priv->byPreambleType = true; + } else { + MACvDisableBarkerPreambleMd(priv->PortOffset); + priv->byPreambleType = false; + } + } + + if (changed & BSS_CHANGED_ERP_CTS_PROT) { + if (conf->use_cts_prot) + MACvEnableProtectMD(priv->PortOffset); + else + MACvDisableProtectMD(priv->PortOffset); + } + + if (changed & BSS_CHANGED_ERP_SLOT) { + if (conf->use_short_slot) + priv->bShortSlotTime = true; + else + priv->bShortSlotTime = false; + + vUpdateIFS(priv); + CARDbSetPhyParameter(priv, priv->byBBType, 0, 0, NULL, NULL); + BBvSetVGAGainOffset(priv, priv->abyBBVGA[0]); + } + + if (changed & BSS_CHANGED_TXPOWER) + RFbSetPower(priv, priv->wCurrentRate, + conf->chandef.chan->hw_value); + + if (changed & BSS_CHANGED_BEACON_ENABLED) { + dev_dbg(&priv->pcid->dev, + "Beacon enable %d\n", conf->enable_beacon); + + if (conf->enable_beacon) { + vnt_beacon_enable(priv, vif, conf); + + MACvRegBitsOn(priv, MAC_REG_TCR, TCR_AUTOBCNTX); + } else { + MACvRegBitsOff(priv, MAC_REG_TCR, TCR_AUTOBCNTX); + } + } + + if (changed & BSS_CHANGED_ASSOC && priv->op_mode != NL80211_IFTYPE_AP) { + if (conf->assoc) { + CARDbUpdateTSF(priv, conf->beacon_rate->hw_value, + conf->sync_device_ts, conf->sync_tsf); + + CARDbSetBeaconPeriod(priv, conf->beacon_int); + + CARDvSetFirstNextTBTT(priv->PortOffset, + conf->beacon_int); + } + } +} + +static u64 vnt_prepare_multicast(struct ieee80211_hw *hw, + struct netdev_hw_addr_list *mc_list) +{ + struct vnt_private *priv = hw->priv; + struct netdev_hw_addr *ha; + u64 mc_filter = 0; + u32 bit_nr = 0; + + netdev_hw_addr_list_for_each(ha, mc_list) { + bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; + + mc_filter |= 1ULL << (bit_nr & 0x3f); + } + + priv->mc_list_count = mc_list->count; + + return mc_filter; +} + +static void vnt_configure(struct ieee80211_hw *hw, + unsigned int changed_flags, unsigned int *total_flags, u64 multicast) +{ + struct vnt_private *priv = hw->priv; + u8 rx_mode = 0; + + *total_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_PROMISC_IN_BSS | + FIF_BCN_PRBRESP_PROMISC; + + VNSvInPortB(priv->PortOffset + MAC_REG_RCR, &rx_mode); + + dev_dbg(&priv->pcid->dev, "rx mode in = %x\n", rx_mode); + + if (changed_flags & FIF_PROMISC_IN_BSS) { + /* unconditionally log net taps */ + if (*total_flags & FIF_PROMISC_IN_BSS) + rx_mode |= RCR_UNICAST; + else + rx_mode &= ~RCR_UNICAST; + } + + if (changed_flags & FIF_ALLMULTI) { + if (*total_flags & FIF_ALLMULTI) { + if (priv->mc_list_count > 2) { + MACvSelectPage1(priv->PortOffset); + + VNSvOutPortD(priv->PortOffset + + MAC_REG_MAR0, 0xffffffff); + VNSvOutPortD(priv->PortOffset + + MAC_REG_MAR0 + 4, 0xffffffff); + + MACvSelectPage0(priv->PortOffset); + } else { + MACvSelectPage1(priv->PortOffset); + + VNSvOutPortD(priv->PortOffset + + MAC_REG_MAR0, (u32)multicast); + VNSvOutPortD(priv->PortOffset + + MAC_REG_MAR0 + 4, + (u32)(multicast >> 32)); + + MACvSelectPage0(priv->PortOffset); + } + + rx_mode |= RCR_MULTICAST | RCR_BROADCAST; + } else { + rx_mode &= ~(RCR_MULTICAST | RCR_BROADCAST); + } + } + + if (changed_flags & (FIF_OTHER_BSS | FIF_BCN_PRBRESP_PROMISC)) { + rx_mode |= RCR_MULTICAST | RCR_BROADCAST; + + if (*total_flags & (FIF_OTHER_BSS | FIF_BCN_PRBRESP_PROMISC)) + rx_mode &= ~RCR_BSSID; + else + rx_mode |= RCR_BSSID; + } + + VNSvOutPortB(priv->PortOffset + MAC_REG_RCR, rx_mode); + + dev_dbg(&priv->pcid->dev, "rx mode out= %x\n", rx_mode); +} + +static int vnt_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) +{ + struct vnt_private *priv = hw->priv; + + switch (cmd) { + case SET_KEY: + if (vnt_set_keys(hw, sta, vif, key)) + return -EOPNOTSUPP; + break; + case DISABLE_KEY: + if (test_bit(key->hw_key_idx, &priv->key_entry_inuse)) + clear_bit(key->hw_key_idx, &priv->key_entry_inuse); + default: + break; + } + + return 0; +} + +static u64 vnt_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct vnt_private *priv = hw->priv; + u64 tsf; + + CARDbGetCurrentTSF(priv->PortOffset, &tsf); + + return tsf; +} + +static void vnt_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u64 tsf) +{ + struct vnt_private *priv = hw->priv; + + CARDvUpdateNextTBTT(priv->PortOffset, tsf, vif->bss_conf.beacon_int); +} + +static void vnt_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct vnt_private *priv = hw->priv; + + /* reset TSF counter */ + VNSvOutPortB(priv->PortOffset + MAC_REG_TFTCTL, TFTCTL_TSFCNTRST); +} + +static const struct ieee80211_ops vnt_mac_ops = { + .tx = vnt_tx_80211, + .start = vnt_start, + .stop = vnt_stop, + .add_interface = vnt_add_interface, + .remove_interface = vnt_remove_interface, + .config = vnt_config, + .bss_info_changed = vnt_bss_info_changed, + .prepare_multicast = vnt_prepare_multicast, + .configure_filter = vnt_configure, + .set_key = vnt_set_key, + .get_tsf = vnt_get_tsf, + .set_tsf = vnt_set_tsf, + .reset_tsf = vnt_reset_tsf, +}; + +int vnt_init(struct vnt_private *priv) +{ + SET_IEEE80211_PERM_ADDR(priv->hw, priv->abyCurrentNetAddr); + + if (ieee80211_register_hw(priv->hw)) + return -ENODEV; + + priv->mac_hw = true; + + CARDbRadioPowerOff(priv); + + return 0; +} + +static int +vt6655_probe(struct pci_dev *pcid, const struct pci_device_id *ent) +{ + PCHIP_INFO pChip_info = (PCHIP_INFO)ent->driver_data; + struct vnt_private *priv; + struct ieee80211_hw *hw; + struct wiphy *wiphy; + int rc; + + dev_notice(&pcid->dev, + "%s Ver. %s\n", DEVICE_FULL_DRV_NAM, DEVICE_VERSION); + + dev_notice(&pcid->dev, + "Copyright (c) 2003 VIA Networking Technologies, Inc.\n"); + + hw = ieee80211_alloc_hw(sizeof(*priv), &vnt_mac_ops); + if (!hw) { + dev_err(&pcid->dev, "could not register ieee80211_hw\n"); + return -ENOMEM; + } + + priv = hw->priv; + + vt6655_init_info(pcid, &priv, pChip_info); + + priv->hw = hw; + + SET_IEEE80211_DEV(priv->hw, &pcid->dev); + + if (pci_enable_device(pcid)) { + device_free_info(priv); + return -ENODEV; + } + + dev_dbg(&pcid->dev, + "Before get pci_info memaddr is %x\n", priv->memaddr); + + if (!device_get_pci_info(priv, pcid)) { + dev_err(&pcid->dev, ": Failed to find PCI device.\n"); + device_free_info(priv); + return -ENODEV; + } + +#ifdef DEBUG + dev_dbg(&pcid->dev, + "after get pci_info memaddr is %x, io addr is %x,io_size is %d\n", + priv->memaddr, priv->ioaddr, priv->io_size); + { + int i; + u32 bar, len; + u32 address[] = { + PCI_BASE_ADDRESS_0, + PCI_BASE_ADDRESS_1, + PCI_BASE_ADDRESS_2, + PCI_BASE_ADDRESS_3, + PCI_BASE_ADDRESS_4, + PCI_BASE_ADDRESS_5, + 0}; + for (i = 0; address[i]; i++) { + pci_read_config_dword(pcid, address[i], &bar); + + dev_dbg(&pcid->dev, "bar %d is %x\n", i, bar); + + if (!bar) { + dev_dbg(&pcid->dev, + "bar %d not implemented\n", i); + continue; + } + + if (bar & PCI_BASE_ADDRESS_SPACE_IO) { + /* This is IO */ + + len = bar & (PCI_BASE_ADDRESS_IO_MASK & 0xffff); + len = len & ~(len - 1); + + dev_dbg(&pcid->dev, + "IO space: len in IO %x, BAR %d\n", + len, i); + } else { + len = bar & 0xfffffff0; + len = ~len + 1; + + dev_dbg(&pcid->dev, + "len in MEM %x, BAR %d\n", len, i); + } + } + } +#endif + + priv->PortOffset = ioremap(priv->memaddr & PCI_BASE_ADDRESS_MEM_MASK, + priv->io_size); + if (!priv->PortOffset) { + dev_err(&pcid->dev, ": Failed to IO remapping ..\n"); + device_free_info(priv); + return -ENODEV; + } + + rc = pci_request_regions(pcid, DEVICE_NAME); + if (rc) { + dev_err(&pcid->dev, ": Failed to find PCI device\n"); + device_free_info(priv); + return -ENODEV; + } + + /* do reset */ + if (!MACbSoftwareReset(priv->PortOffset)) { + dev_err(&pcid->dev, ": Failed to access MAC hardware..\n"); + device_free_info(priv); + return -ENODEV; + } + /* initial to reload eeprom */ + MACvInitialize(priv->PortOffset); + MACvReadEtherAddress(priv->PortOffset, priv->abyCurrentNetAddr); + + device_get_options(priv); + device_set_options(priv); + /* Mask out the options cannot be set to the chip */ + priv->sOpts.flags &= pChip_info->flags; + + /* Enable the chip specified capabilities */ + priv->flags = priv->sOpts.flags | (pChip_info->flags & 0xff000000UL); + priv->tx_80211 = device_dma0_tx_80211; + priv->sMgmtObj.pAdapter = (void *)priv; + priv->pMgmt = &(priv->sMgmtObj); + + wiphy = priv->hw->wiphy; + + wiphy->frag_threshold = FRAG_THRESH_DEF; + wiphy->rts_threshold = RTS_THRESH_DEF; + wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_AP); + + priv->hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | + IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_SIGNAL_DBM | + IEEE80211_HW_TIMING_BEACON_ONLY; + + priv->hw->max_signal = 100; + + if (vnt_init(priv)) + return -ENODEV; + + device_print_info(priv); + pci_set_drvdata(pcid, priv); + + return 0; +} + /*------------------------------------------------------------------*/ MODULE_DEVICE_TABLE(pci, vt6655_pci_id_table); -- 1.9.1