diff options
Diffstat (limited to 'drivers/staging/rtl8192e/r8192E_core.c')
| -rw-r--r-- | drivers/staging/rtl8192e/r8192E_core.c | 6464 |
1 files changed, 6464 insertions, 0 deletions
diff --git a/drivers/staging/rtl8192e/r8192E_core.c b/drivers/staging/rtl8192e/r8192E_core.c new file mode 100644 index 000000000000..681488bf6534 --- /dev/null +++ b/drivers/staging/rtl8192e/r8192E_core.c @@ -0,0 +1,6464 @@ +/****************************************************************************** + * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. + * Linux device driver for RTL8190P / RTL8192E + * + * Based on the r8180 driver, which is: + * Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al. + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * The full GNU General Public License is included in this distribution in the + * file called LICENSE. + * + * Contact Information: + * Jerry chuang <wlanfae@realtek.com> + */ + + +#undef LOOP_TEST +#undef RX_DONT_PASS_UL +#undef DEBUG_EPROM +#undef DEBUG_RX_VERBOSE +#undef DUMMY_RX +#undef DEBUG_ZERO_RX +#undef DEBUG_RX_SKB +#undef DEBUG_TX_FRAG +#undef DEBUG_RX_FRAG +#undef DEBUG_TX_FILLDESC +#undef DEBUG_TX +#undef DEBUG_IRQ +#undef DEBUG_RX +#undef DEBUG_RXALLOC +#undef DEBUG_REGISTERS +#undef DEBUG_RING +#undef DEBUG_IRQ_TASKLET +#undef DEBUG_TX_ALLOC +#undef DEBUG_TX_DESC + +//#define CONFIG_RTL8192_IO_MAP +#include <asm/uaccess.h> +#include "r8192E_hw.h" +#include "r8192E.h" +#include "r8190_rtl8256.h" /* RTL8225 Radio frontend */ +#include "r8180_93cx6.h" /* Card EEPROM */ +#include "r8192E_wx.h" +#include "r819xE_phy.h" //added by WB 4.30.2008 +#include "r819xE_phyreg.h" +#include "r819xE_cmdpkt.h" +#include "r8192E_dm.h" +//#include "r8192xU_phyreg.h" +//#include <linux/usb.h> +// FIXME: check if 2.6.7 is ok + +#ifdef CONFIG_PM_RTL +#include "r8192_pm.h" +#endif + +#ifdef ENABLE_DOT11D +#include "dot11d.h" +#endif + +//set here to open your trace code. //WB +u32 rt_global_debug_component = \ + // COMP_INIT | + // COMP_EPROM | + // COMP_PHY | + // COMP_RF | + COMP_FIRMWARE | + // COMP_TRACE | + // COMP_DOWN | + // COMP_SWBW | + // COMP_SEC | +// COMP_QOS | +// COMP_RATE | + // COMP_RECV | + // COMP_SEND | + // COMP_POWER | + // COMP_EVENTS | + // COMP_RESET | + // COMP_CMDPKT | + // COMP_POWER_TRACKING | + // COMP_INTR | + COMP_ERR ; //always open err flags on +#ifndef PCI_DEVICE +#define PCI_DEVICE(vend,dev)\ + .vendor=(vend),.device=(dev),\ + .subvendor=PCI_ANY_ID,.subdevice=PCI_ANY_ID +#endif +static struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = { +#ifdef RTL8190P + /* Realtek */ + /* Dlink */ + { PCI_DEVICE(0x10ec, 0x8190) }, + /* Corega */ + { PCI_DEVICE(0x07aa, 0x0045) }, + { PCI_DEVICE(0x07aa, 0x0046) }, +#else + /* Realtek */ + { PCI_DEVICE(0x10ec, 0x8192) }, + + /* Corega */ + { PCI_DEVICE(0x07aa, 0x0044) }, + { PCI_DEVICE(0x07aa, 0x0047) }, +#endif + {} +}; + +static char* ifname = "wlan%d"; +static int hwwep = 1; //default use hw. set 0 to use software security +static int channels = 0x3fff; + +MODULE_LICENSE("GPL"); +MODULE_VERSION("V 1.1"); +MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl); +//MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>"); +MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards"); + + +module_param(ifname, charp, S_IRUGO|S_IWUSR ); +//module_param(hwseqnum,int, S_IRUGO|S_IWUSR); +module_param(hwwep,int, S_IRUGO|S_IWUSR); +module_param(channels,int, S_IRUGO|S_IWUSR); + +MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default"); +//MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default"); +MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards"); +MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI"); + +static int __devinit rtl8192_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *id); +static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev); + +static struct pci_driver rtl8192_pci_driver = { + .name = RTL819xE_MODULE_NAME, /* Driver name */ + .id_table = rtl8192_pci_id_tbl, /* PCI_ID table */ + .probe = rtl8192_pci_probe, /* probe fn */ + .remove = __devexit_p(rtl8192_pci_disconnect), /* remove fn */ +#ifdef CONFIG_PM_RTL + .suspend = rtl8192E_suspend, /* PM suspend fn */ + .resume = rtl8192E_resume, /* PM resume fn */ +#else + .suspend = NULL, /* PM suspend fn */ + .resume = NULL, /* PM resume fn */ +#endif +}; + +#ifdef ENABLE_DOT11D + +typedef struct _CHANNEL_LIST +{ + u8 Channel[32]; + u8 Len; +}CHANNEL_LIST, *PCHANNEL_LIST; + +static CHANNEL_LIST ChannelPlan[] = { + {{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64,149,153,157,161,165},24}, //FCC + {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC + {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI + {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Spain. Change to ETSI. + {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //France. Change to ETSI. + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, //MKK //MKK + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1 + {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Israel. + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, // For 11a , TELEC + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22}, //MIC + {{1,2,3,4,5,6,7,8,9,10,11,12,13,14},14} //For Global Domain. 1-11:active scan, 12-14 passive scan. //+YJ, 080626 +}; + +static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv) +{ + int i, max_chan=-1, min_chan=-1; + struct ieee80211_device* ieee = priv->ieee80211; + switch (channel_plan) + { + case COUNTRY_CODE_FCC: + case COUNTRY_CODE_IC: + case COUNTRY_CODE_ETSI: + case COUNTRY_CODE_SPAIN: + case COUNTRY_CODE_FRANCE: + case COUNTRY_CODE_MKK: + case COUNTRY_CODE_MKK1: + case COUNTRY_CODE_ISRAEL: + case COUNTRY_CODE_TELEC: + case COUNTRY_CODE_MIC: + { + Dot11d_Init(ieee); + ieee->bGlobalDomain = false; + //acturally 8225 & 8256 rf chip only support B,G,24N mode + if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256)) + { + min_chan = 1; + max_chan = 14; + } + else + { + RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__); + } + if (ChannelPlan[channel_plan].Len != 0){ + // Clear old channel map + memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map)); + // Set new channel map + for (i=0;i<ChannelPlan[channel_plan].Len;i++) + { + if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan) + break; + GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1; + } + } + break; + } + case COUNTRY_CODE_GLOBAL_DOMAIN: + { + GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting + Dot11d_Reset(ieee); + ieee->bGlobalDomain = true; + break; + } + default: + break; + } +} +#endif + + +#define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 ) +/* 2007/07/25 MH Defien temp tx fw info. */ +static TX_FWINFO_T Tmp_TxFwInfo; + + +#define rx_hal_is_cck_rate(_pdrvinfo)\ + (_pdrvinfo->RxRate == DESC90_RATE1M ||\ + _pdrvinfo->RxRate == DESC90_RATE2M ||\ + _pdrvinfo->RxRate == DESC90_RATE5_5M ||\ + _pdrvinfo->RxRate == DESC90_RATE11M) &&\ + !_pdrvinfo->RxHT\ + + +void CamResetAllEntry(struct net_device *dev) +{ + //u8 ucIndex; + u32 ulcommand = 0; + +#if 1 + ulcommand |= BIT31|BIT30; + write_nic_dword(dev, RWCAM, ulcommand); +#else + for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++) + CAM_mark_invalid(dev, ucIndex); + for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++) + CAM_empty_entry(dev, ucIndex); +#endif +} + + +void write_cam(struct net_device *dev, u8 addr, u32 data) +{ + write_nic_dword(dev, WCAMI, data); + write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) ); +} +u32 read_cam(struct net_device *dev, u8 addr) +{ + write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) ); + return read_nic_dword(dev, 0xa8); +} + +//////////////////////////////////////////////////////////// +#ifdef CONFIG_RTL8180_IO_MAP + +u8 read_nic_byte(struct net_device *dev, int x) +{ + return 0xff&inb(dev->base_addr +x); +} + +u32 read_nic_dword(struct net_device *dev, int x) +{ + return inl(dev->base_addr +x); +} + +u16 read_nic_word(struct net_device *dev, int x) +{ + return inw(dev->base_addr +x); +} + +void write_nic_byte(struct net_device *dev, int x,u8 y) +{ + outb(y&0xff,dev->base_addr +x); +} + +void write_nic_word(struct net_device *dev, int x,u16 y) +{ + outw(y,dev->base_addr +x); +} + +void write_nic_dword(struct net_device *dev, int x,u32 y) +{ + outl(y,dev->base_addr +x); +} + +#else /* RTL_IO_MAP */ + +u8 read_nic_byte(struct net_device *dev, int x) +{ + return 0xff&readb((u8*)dev->mem_start +x); +} + +u32 read_nic_dword(struct net_device *dev, int x) +{ + return readl((u8*)dev->mem_start +x); +} + +u16 read_nic_word(struct net_device *dev, int x) +{ + return readw((u8*)dev->mem_start +x); +} + +void write_nic_byte(struct net_device *dev, int x,u8 y) +{ + writeb(y,(u8*)dev->mem_start +x); + udelay(20); +} + +void write_nic_dword(struct net_device *dev, int x,u32 y) +{ + writel(y,(u8*)dev->mem_start +x); + udelay(20); +} + +void write_nic_word(struct net_device *dev, int x,u16 y) +{ + writew(y,(u8*)dev->mem_start +x); + udelay(20); +} + +#endif /* RTL_IO_MAP */ + + +/////////////////////////////////////////////////////////// + +//u8 read_phy_cck(struct net_device *dev, u8 adr); +//u8 read_phy_ofdm(struct net_device *dev, u8 adr); +/* this might still called in what was the PHY rtl8185/rtl8192 common code + * plans are to possibilty turn it again in one common code... + */ +inline void force_pci_posting(struct net_device *dev) +{ +} + + +//warning message WB +irqreturn_t rtl8192_interrupt(int irq, void *netdev); +//static struct net_device_stats *rtl8192_stats(struct net_device *dev); +void rtl8192_commit(struct net_device *dev); +//void rtl8192_restart(struct net_device *dev); +void rtl8192_restart(struct work_struct *work); +//void rtl8192_rq_tx_ack(struct work_struct *work); + +void watch_dog_timer_callback(unsigned long data); +#ifdef ENABLE_IPS +void IPSEnter(struct net_device *dev); +void IPSLeave(struct net_device *dev); +void InactivePsWorkItemCallback(struct net_device *dev); +#endif +/**************************************************************************** + -----------------------------PROCFS STUFF------------------------- +*****************************************************************************/ + +static struct proc_dir_entry *rtl8192_proc = NULL; + + + +static int proc_get_stats_ap(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee80211; + struct ieee80211_network *target; + + int len = 0; + + list_for_each_entry(target, &ieee->network_list, list) { + + len += snprintf(page + len, count - len, + "%s ", target->ssid); + + if(target->wpa_ie_len>0 || target->rsn_ie_len>0){ + len += snprintf(page + len, count - len, + "WPA\n"); + } + else{ + len += snprintf(page + len, count - len, + "non_WPA\n"); + } + + } + + *eof = 1; + return len; +} + +static int proc_get_registers(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; +// struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + int i,n; + + int max=0xff; + + /* This dump the current register page */ + len += snprintf(page + len, count - len, + "\n####################page 0##################\n "); + + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_nic_byte(dev,n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + len += snprintf(page + len, count - len,"\n"); + len += snprintf(page + len, count - len, + "\n####################page 1##################\n "); + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_nic_byte(dev,0x100|n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + + len += snprintf(page + len, count - len, + "\n####################page 3##################\n "); + for(n=0;n<=max;) + { + //printk( "\nD: %2x> ", n); + len += snprintf(page + len, count - len, + "\nD: %2x > ",n); + + for(i=0;i<16 && n<=max;i++,n++) + len += snprintf(page + len, count - len, + "%2x ",read_nic_byte(dev,0x300|n)); + + // printk("%2x ",read_nic_byte(dev,n)); + } + + + *eof = 1; + return len; + +} + + + +static int proc_get_stats_tx(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + + len += snprintf(page + len, count - len, + "TX VI priority ok int: %lu\n" +// "TX VI priority error int: %lu\n" + "TX VO priority ok int: %lu\n" +// "TX VO priority error int: %lu\n" + "TX BE priority ok int: %lu\n" +// "TX BE priority error int: %lu\n" + "TX BK priority ok int: %lu\n" +// "TX BK priority error int: %lu\n" + "TX MANAGE priority ok int: %lu\n" +// "TX MANAGE priority error int: %lu\n" + "TX BEACON priority ok int: %lu\n" + "TX BEACON priority error int: %lu\n" + "TX CMDPKT priority ok int: %lu\n" +// "TX high priority ok int: %lu\n" +// "TX high priority failed error int: %lu\n" +// "TX queue resume: %lu\n" + "TX queue stopped?: %d\n" + "TX fifo overflow: %lu\n" +// "TX beacon: %lu\n" +// "TX VI queue: %d\n" +// "TX VO queue: %d\n" +// "TX BE queue: %d\n" +// "TX BK queue: %d\n" +// "TX HW queue: %d\n" +// "TX VI dropped: %lu\n" +// "TX VO dropped: %lu\n" +// "TX BE dropped: %lu\n" +// "TX BK dropped: %lu\n" + "TX total data packets %lu\n" + "TX total data bytes :%lu\n", +// "TX beacon aborted: %lu\n", + priv->stats.txviokint, +// priv->stats.txvierr, + priv->stats.txvookint, +// priv->stats.txvoerr, + priv->stats.txbeokint, +// priv->stats.txbeerr, + priv->stats.txbkokint, +// priv->stats.txbkerr, + priv->stats.txmanageokint, +// priv->stats.txmanageerr, + priv->stats.txbeaconokint, + priv->stats.txbeaconerr, + priv->stats.txcmdpktokint, +// priv->stats.txhpokint, +// priv->stats.txhperr, +// priv->stats.txresumed, + netif_queue_stopped(dev), + priv->stats.txoverflow, +// priv->stats.txbeacon, +// atomic_read(&(priv->tx_pending[VI_QUEUE])), +// atomic_read(&(priv->tx_pending[VO_QUEUE])), +// atomic_read(&(priv->tx_pending[BE_QUEUE])), +// atomic_read(&(priv->tx_pending[BK_QUEUE])), +// read_nic_byte(dev, TXFIFOCOUNT), +// priv->stats.txvidrop, +// priv->stats.txvodrop, + priv->ieee80211->stats.tx_packets, + priv->ieee80211->stats.tx_bytes + + +// priv->stats.txbedrop, +// priv->stats.txbkdrop + // priv->stats.txdatapkt +// priv->stats.txbeaconerr + ); + + *eof = 1; + return len; +} + + + +static int proc_get_stats_rx(char *page, char **start, + off_t offset, int count, + int *eof, void *data) +{ + struct net_device *dev = data; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + int len = 0; + + len += snprintf(page + len, count - len, + "RX packets: %lu\n" + "RX desc err: %lu\n" + "RX rx overflow error: %lu\n" + "RX invalid urb error: %lu\n", + priv->stats.rxint, + priv->stats.rxrdu, + priv->stats.rxoverflow, + priv->stats.rxurberr); + + *eof = 1; + return len; +} + +static void rtl8192_proc_module_init(void) +{ + RT_TRACE(COMP_INIT, "Initializing proc filesystem"); + rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net); +} + + +static void rtl8192_proc_module_remove(void) +{ + remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net); +} + + +static void rtl8192_proc_remove_one(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + printk("dev name=======> %s\n",dev->name); + + if (priv->dir_dev) { + // remove_proc_entry("stats-hw", priv->dir_dev); + remove_proc_entry("stats-tx", priv->dir_dev); + remove_proc_entry("stats-rx", priv->dir_dev); + // remove_proc_entry("stats-ieee", priv->dir_dev); + remove_proc_entry("stats-ap", priv->dir_dev); + remove_proc_entry("registers", priv->dir_dev); + // remove_proc_entry("cck-registers",priv->dir_dev); + // remove_proc_entry("ofdm-registers",priv->dir_dev); + //remove_proc_entry(dev->name, rtl8192_proc); + remove_proc_entry("wlan0", rtl8192_proc); + priv->dir_dev = NULL; + } +} + + +static void rtl8192_proc_init_one(struct net_device *dev) +{ + struct proc_dir_entry *e; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->dir_dev = create_proc_entry(dev->name, + S_IFDIR | S_IRUGO | S_IXUGO, + rtl8192_proc); + if (!priv->dir_dev) { + RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n", + dev->name); + return; + } + e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_rx, dev); + + if (!e) { + RT_TRACE(COMP_ERR,"Unable to initialize " + "/proc/net/rtl8192/%s/stats-rx\n", + dev->name); + } + + + e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_tx, dev); + + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/stats-tx\n", + dev->name); + } + + e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_stats_ap, dev); + + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/stats-ap\n", + dev->name); + } + + e = create_proc_read_entry("registers", S_IFREG | S_IRUGO, + priv->dir_dev, proc_get_registers, dev); + if (!e) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/registers\n", + dev->name); + } +} +/**************************************************************************** + -----------------------------MISC STUFF------------------------- +*****************************************************************************/ + +short check_nic_enough_desc(struct net_device *dev, int prio) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring = &priv->tx_ring[prio]; + + /* for now we reserve two free descriptor as a safety boundary + * between the tail and the head + */ + if (ring->entries - skb_queue_len(&ring->queue) >= 2) { + return 1; + } else { + return 0; + } +} + +static void tx_timeout(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + //rtl8192_commit(dev); + + schedule_work(&priv->reset_wq); + printk("TXTIMEOUT"); +} + + +/**************************************************************************** + ------------------------------HW STUFF--------------------------- +*****************************************************************************/ + + +static void rtl8192_irq_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->irq_enabled = 1; + write_nic_dword(dev,INTA_MASK, priv->irq_mask); +} + + +static void rtl8192_irq_disable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + write_nic_dword(dev,INTA_MASK,0); + force_pci_posting(dev); + priv->irq_enabled = 0; +} + + +static void rtl8192_set_mode(struct net_device *dev,int mode) +{ + u8 ecmd; + ecmd=read_nic_byte(dev, EPROM_CMD); + ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK; + ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT); + ecmd=ecmd &~ (1<<EPROM_CS_SHIFT); + ecmd=ecmd &~ (1<<EPROM_CK_SHIFT); + write_nic_byte(dev, EPROM_CMD, ecmd); +} + + +void rtl8192_update_msr(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 msr; + + msr = read_nic_byte(dev, MSR); + msr &= ~ MSR_LINK_MASK; + + /* do not change in link_state != WLAN_LINK_ASSOCIATED. + * msr must be updated if the state is ASSOCIATING. + * this is intentional and make sense for ad-hoc and + * master (see the create BSS/IBSS func) + */ + if (priv->ieee80211->state == IEEE80211_LINKED){ + + if (priv->ieee80211->iw_mode == IW_MODE_INFRA) + msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT); + else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) + msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT); + else if (priv->ieee80211->iw_mode == IW_MODE_MASTER) + msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT); + + }else + msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT); + + write_nic_byte(dev, MSR, msr); +} + +void rtl8192_set_chan(struct net_device *dev,short ch) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + RT_TRACE(COMP_RF, "=====>%s()====ch:%d\n", __FUNCTION__, ch); + priv->chan=ch; +#if 0 + if(priv->ieee80211->iw_mode == IW_MODE_ADHOC || + priv->ieee80211->iw_mode == IW_MODE_MASTER){ + + priv->ieee80211->link_state = WLAN_LINK_ASSOCIATED; + priv->ieee80211->master_chan = ch; + rtl8192_update_beacon_ch(dev); + } +#endif + + /* this hack should avoid frame TX during channel setting*/ + + + // tx = read_nic_dword(dev,TX_CONF); + // tx &= ~TX_LOOPBACK_MASK; + +#ifndef LOOP_TEST + //TODO + // write_nic_dword(dev,TX_CONF, tx |( TX_LOOPBACK_MAC<<TX_LOOPBACK_SHIFT)); + + //need to implement rf set channel here WB + + if (priv->rf_set_chan) + priv->rf_set_chan(dev,priv->chan); + // mdelay(10); + // write_nic_dword(dev,TX_CONF,tx | (TX_LOOPBACK_NONE<<TX_LOOPBACK_SHIFT)); +#endif +} + +void rtl8192_rx_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + write_nic_dword(dev, RDQDA,priv->rx_ring_dma); +} + +/* the TX_DESC_BASE setting is according to the following queue index + * BK_QUEUE ===> 0 + * BE_QUEUE ===> 1 + * VI_QUEUE ===> 2 + * VO_QUEUE ===> 3 + * HCCA_QUEUE ===> 4 + * TXCMD_QUEUE ===> 5 + * MGNT_QUEUE ===> 6 + * HIGH_QUEUE ===> 7 + * BEACON_QUEUE ===> 8 + * */ +static u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA}; +void rtl8192_tx_enable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u32 i; + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) + write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma); + + ieee80211_reset_queue(priv->ieee80211); +} + + +static void rtl8192_free_rx_ring(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + int i; + + for (i = 0; i < priv->rxringcount; i++) { + struct sk_buff *skb = priv->rx_buf[i]; + if (!skb) + continue; + + pci_unmap_single(priv->pdev, + *((dma_addr_t *)skb->cb), + priv->rxbuffersize, PCI_DMA_FROMDEVICE); + kfree_skb(skb); + } + + pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount, + priv->rx_ring, priv->rx_ring_dma); + priv->rx_ring = NULL; +} + +static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring = &priv->tx_ring[prio]; + + while (skb_queue_len(&ring->queue)) { + tx_desc_819x_pci *entry = &ring->desc[ring->idx]; + struct sk_buff *skb = __skb_dequeue(&ring->queue); + + pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr), + skb->len, PCI_DMA_TODEVICE); + kfree_skb(skb); + ring->idx = (ring->idx + 1) % ring->entries; + } + + pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries, + ring->desc, ring->dma); + ring->desc = NULL; +} + + +static void rtl8192_beacon_disable(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u32 reg; + + reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK); + + /* disable Beacon realted interrupt signal */ + reg &= ~(IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER); + write_nic_dword(priv->ieee80211->dev, INTA_MASK, reg); +} + +void rtl8192_rtx_disable(struct net_device *dev) +{ + u8 cmd; + struct r8192_priv *priv = ieee80211_priv(dev); + int i; + + cmd=read_nic_byte(dev,CMDR); +// if(!priv->ieee80211->bSupportRemoteWakeUp) { + write_nic_byte(dev, CMDR, cmd &~ \ + (CR_TE|CR_RE)); +// } + force_pci_posting(dev); + mdelay(30); + + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_purge(&priv->ieee80211->skb_waitQ [i]); + } + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_purge(&priv->ieee80211->skb_aggQ [i]); + } + + + skb_queue_purge(&priv->skb_queue); + return; +} + +static void rtl8192_reset(struct net_device *dev) +{ + rtl8192_irq_disable(dev); + printk("This is RTL819xP Reset procedure\n"); +} + +static u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540}; +inline u16 rtl8192_rate2rate(short rate) +{ + if (rate >11) return 0; + return rtl_rate[rate]; +} + + + + +static void rtl8192_data_hard_stop(struct net_device *dev) +{ + //FIXME !! + #if 0 + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); + rtl8192_set_mode(dev,EPROM_CMD_CONFIG); + write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); + rtl8192_set_mode(dev,EPROM_CMD_NORMAL); + #endif +} + + +static void rtl8192_data_hard_resume(struct net_device *dev) +{ + // FIXME !! + #if 0 + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); + rtl8192_set_mode(dev,EPROM_CMD_CONFIG); + write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); + rtl8192_set_mode(dev,EPROM_CMD_NORMAL); + #endif +} + +/* this function TX data frames when the ieee80211 stack requires this. + * It checks also if we need to stop the ieee tx queue, eventually do it + */ +static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + int ret; + //unsigned long flags; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + u8 queue_index = tcb_desc->queue_index; + /* shall not be referred by command packet */ + assert(queue_index != TXCMD_QUEUE); + + //spin_lock_irqsave(&priv->tx_lock,flags); + + memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); +#if 0 + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + tcb_desc->bTxEnableFwCalcDur = 1; +#endif + skb_push(skb, priv->ieee80211->tx_headroom); + ret = rtl8192_tx(dev, skb); + if(ret != 0) { + kfree_skb(skb); + }; + +// + if(queue_index!=MGNT_QUEUE) { + priv->ieee80211->stats.tx_bytes+=(skb->len - priv->ieee80211->tx_headroom); + priv->ieee80211->stats.tx_packets++; + } + + //spin_unlock_irqrestore(&priv->tx_lock,flags); + +// return ret; + return; +} + +/* This is a rough attempt to TX a frame + * This is called by the ieee 80211 stack to TX management frames. + * If the ring is full packet are dropped (for data frame the queue + * is stopped before this can happen). + */ +static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + + int ret; + //unsigned long flags; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + u8 queue_index = tcb_desc->queue_index; + + + //spin_lock_irqsave(&priv->tx_lock,flags); + + memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev)); + if(queue_index == TXCMD_QUEUE) { + // skb_push(skb, USB_HWDESC_HEADER_LEN); + rtl819xE_tx_cmd(dev, skb); + ret = 0; + //spin_unlock_irqrestore(&priv->tx_lock,flags); + return ret; + } else { + // RT_TRACE(COMP_SEND, "To send management packet\n"); + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + tcb_desc->bTxEnableFwCalcDur = 1; + skb_push(skb, priv->ieee80211->tx_headroom); + ret = rtl8192_tx(dev, skb); + if(ret != 0) { + kfree_skb(skb); + }; + } + +// priv->ieee80211->stats.tx_bytes+=skb->len; +// priv->ieee80211->stats.tx_packets++; + + //spin_unlock_irqrestore(&priv->tx_lock,flags); + + return ret; + +} + + +void rtl8192_try_wake_queue(struct net_device *dev, int pri); + +static void rtl8192_tx_isr(struct net_device *dev, int prio) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + struct rtl8192_tx_ring *ring = &priv->tx_ring[prio]; + + while (skb_queue_len(&ring->queue)) { + tx_desc_819x_pci *entry = &ring->desc[ring->idx]; + struct sk_buff *skb; + + /* beacon packet will only use the first descriptor defautly, + * and the OWN may not be cleared by the hardware + * */ + if(prio != BEACON_QUEUE) { + if(entry->OWN) + return; + ring->idx = (ring->idx + 1) % ring->entries; + } + + skb = __skb_dequeue(&ring->queue); + pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr), + skb->len, PCI_DMA_TODEVICE); + + kfree_skb(skb); + } + if (prio == MGNT_QUEUE){ + if (priv->ieee80211->ack_tx_to_ieee){ + if (rtl8192_is_tx_queue_empty(dev)){ + priv->ieee80211->ack_tx_to_ieee = 0; + ieee80211_ps_tx_ack(priv->ieee80211, 1); + } + } + } + + if(prio != BEACON_QUEUE) { + /* try to deal with the pending packets */ + tasklet_schedule(&priv->irq_tx_tasklet); + } + +} + +static void rtl8192_stop_beacon(struct net_device *dev) +{ + //rtl8192_beacon_disable(dev); +} + +static void rtl8192_config_rate(struct net_device* dev, u16* rate_config) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_network *net; + u8 i=0, basic_rate = 0; + net = & priv->ieee80211->current_network; + + for (i=0; i<net->rates_len; i++) + { + basic_rate = net->rates[i]&0x7f; + switch(basic_rate) + { + case MGN_1M: *rate_config |= RRSR_1M; break; + case MGN_2M: *rate_config |= RRSR_2M; break; + case MGN_5_5M: *rate_config |= RRSR_5_5M; break; + case MGN_11M: *rate_config |= RRSR_11M; break; + case MGN_6M: *rate_config |= RRSR_6M; break; + case MGN_9M: *rate_config |= RRSR_9M; break; + case MGN_12M: *rate_config |= RRSR_12M; break; + case MGN_18M: *rate_config |= RRSR_18M; break; + case MGN_24M: *rate_config |= RRSR_24M; break; + case MGN_36M: *rate_config |= RRSR_36M; break; + case MGN_48M: *rate_config |= RRSR_48M; break; + case MGN_54M: *rate_config |= RRSR_54M; break; + } + } + for (i=0; i<net->rates_ex_len; i++) + { + basic_rate = net->rates_ex[i]&0x7f; + switch(basic_rate) + { + case MGN_1M: *rate_config |= RRSR_1M; break; + case MGN_2M: *rate_config |= RRSR_2M; break; + case MGN_5_5M: *rate_config |= RRSR_5_5M; break; + case MGN_11M: *rate_config |= RRSR_11M; break; + case MGN_6M: *rate_config |= RRSR_6M; break; + case MGN_9M: *rate_config |= RRSR_9M; break; + case MGN_12M: *rate_config |= RRSR_12M; break; + case MGN_18M: *rate_config |= RRSR_18M; break; + case MGN_24M: *rate_config |= RRSR_24M; break; + case MGN_36M: *rate_config |= RRSR_36M; break; + case MGN_48M: *rate_config |= RRSR_48M; break; + case MGN_54M: *rate_config |= RRSR_54M; break; + } + } +} + + +#define SHORT_SLOT_TIME 9 +#define NON_SHORT_SLOT_TIME 20 + +static void rtl8192_update_cap(struct net_device* dev, u16 cap) +{ + u32 tmp = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_network *net = &priv->ieee80211->current_network; + priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE; + tmp = priv->basic_rate; + if (priv->short_preamble) + tmp |= BRSR_AckShortPmb; + write_nic_dword(dev, RRSR, tmp); + + if (net->mode & (IEEE_G|IEEE_N_24G)) + { + u8 slot_time = 0; + if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime)) + {//short slot time + slot_time = SHORT_SLOT_TIME; + } + else //long slot time + slot_time = NON_SHORT_SLOT_TIME; + priv->slot_time = slot_time; + write_nic_byte(dev, SLOT_TIME, slot_time); + } + +} + +static void rtl8192_net_update(struct net_device *dev) +{ + + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_network *net; + u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf; + u16 rate_config = 0; + net = &priv->ieee80211->current_network; + //update Basic rate: RR, BRSR + rtl8192_config_rate(dev, &rate_config); + // 2007.01.16, by Emily + // Select RRSR (in Legacy-OFDM and CCK) + // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate. + // We do not use other rates. + priv->basic_rate = rate_config &= 0x15f; + //BSSID + write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]); + write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]); +#if 0 + //MSR + rtl8192_update_msr(dev); +#endif + + +// rtl8192_update_cap(dev, net->capability); + if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) + { + write_nic_word(dev, ATIMWND, 2); + write_nic_word(dev, BCN_DMATIME, 256); + write_nic_word(dev, BCN_INTERVAL, net->beacon_interval); + // write_nic_word(dev, BcnIntTime, 100); + //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied. + write_nic_word(dev, BCN_DRV_EARLY_INT, 10); + write_nic_byte(dev, BCN_ERR_THRESH, 100); + + BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT); + // TODO: BcnIFS may required to be changed on ASIC + BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS; + + write_nic_word(dev, BCN_TCFG, BcnTimeCfg); + } + + +} + +void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring; + tx_desc_819x_pci *entry; + unsigned int idx; + dma_addr_t mapping; + cb_desc *tcb_desc; + unsigned long flags; + + ring = &priv->tx_ring[TXCMD_QUEUE]; + mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + + spin_lock_irqsave(&priv->irq_th_lock,flags); + idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries; + entry = &ring->desc[idx]; + + tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + memset(entry,0,12); + entry->LINIP = tcb_desc->bLastIniPkt; + entry->FirstSeg = 1;//first segment + entry->LastSeg = 1; //last segment + if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) { + entry->CmdInit = DESC_PACKET_TYPE_INIT; + } else { + entry->CmdInit = DESC_PACKET_TYPE_NORMAL; + entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8; + entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset); + entry->QueueSelect = QSLT_CMD; + entry->TxFWInfoSize = 0x08; + entry->RATid = (u8)DESC_PACKET_TYPE_INIT; + } + entry->TxBufferSize = skb->len; + entry->TxBuffAddr = cpu_to_le32(mapping); + entry->OWN = 1; + +#ifdef JOHN_DUMP_TXDESC + { int i; + tx_desc_819x_pci *entry1 = &ring->desc[0]; + unsigned int *ptr= (unsigned int *)entry1; + printk("<Tx descriptor>:\n"); + for (i = 0; i < 8; i++) + printk("%8x ", ptr[i]); + printk("\n"); + } +#endif + __skb_queue_tail(&ring->queue, skb); + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + + write_nic_byte(dev, TPPoll, TPPoll_CQ); + + return; +} + +/* + * Mapping Software/Hardware descriptor queue id to "Queue Select Field" + * in TxFwInfo data structure + * 2006.10.30 by Emily + * + * \param QUEUEID Software Queue +*/ +static u8 MapHwQueueToFirmwareQueue(u8 QueueID) +{ + u8 QueueSelect = 0x0; //defualt set to + + switch(QueueID) { + case BE_QUEUE: + QueueSelect = QSLT_BE; //or QSelect = pTcb->priority; + break; + + case BK_QUEUE: + QueueSelect = QSLT_BK; //or QSelect = pTcb->priority; + break; + + case VO_QUEUE: + QueueSelect = QSLT_VO; //or QSelect = pTcb->priority; + break; + + case VI_QUEUE: + QueueSelect = QSLT_VI; //or QSelect = pTcb->priority; + break; + case MGNT_QUEUE: + QueueSelect = QSLT_MGNT; + break; + + case BEACON_QUEUE: + QueueSelect = QSLT_BEACON; + break; + + // TODO: 2006.10.30 mark other queue selection until we verify it is OK + // TODO: Remove Assertions +//#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502) + case TXCMD_QUEUE: + QueueSelect = QSLT_CMD; + break; +//#endif + case HIGH_QUEUE: + //QueueSelect = QSLT_HIGH; + //break; + + default: + RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID); + break; + } + return QueueSelect; +} + +static u8 MRateToHwRate8190Pci(u8 rate) +{ + u8 ret = DESC90_RATE1M; + + switch(rate) { + case MGN_1M: ret = DESC90_RATE1M; break; + case MGN_2M: ret = DESC90_RATE2M; break; + case MGN_5_5M: ret = DESC90_RATE5_5M; break; + case MGN_11M: ret = DESC90_RATE11M; break; + case MGN_6M: ret = DESC90_RATE6M; break; + case MGN_9M: ret = DESC90_RATE9M; break; + case MGN_12M: ret = DESC90_RATE12M; break; + case MGN_18M: ret = DESC90_RATE18M; break; + case MGN_24M: ret = DESC90_RATE24M; break; + case MGN_36M: ret = DESC90_RATE36M; break; + case MGN_48M: ret = DESC90_RATE48M; break; + case MGN_54M: ret = DESC90_RATE54M; break; + + // HT rate since here + case MGN_MCS0: ret = DESC90_RATEMCS0; break; + case MGN_MCS1: ret = DESC90_RATEMCS1; break; + case MGN_MCS2: ret = DESC90_RATEMCS2; break; + case MGN_MCS3: ret = DESC90_RATEMCS3; break; + case MGN_MCS4: ret = DESC90_RATEMCS4; break; + case MGN_MCS5: ret = DESC90_RATEMCS5; break; + case MGN_MCS6: ret = DESC90_RATEMCS6; break; + case MGN_MCS7: ret = DESC90_RATEMCS7; break; + case MGN_MCS8: ret = DESC90_RATEMCS8; break; + case MGN_MCS9: ret = DESC90_RATEMCS9; break; + case MGN_MCS10: ret = DESC90_RATEMCS10; break; + case MGN_MCS11: ret = DESC90_RATEMCS11; break; + case MGN_MCS12: ret = DESC90_RATEMCS12; break; + case MGN_MCS13: ret = DESC90_RATEMCS13; break; + case MGN_MCS14: ret = DESC90_RATEMCS14; break; + case MGN_MCS15: ret = DESC90_RATEMCS15; break; + case (0x80|0x20): ret = DESC90_RATEMCS32; break; + + default: break; + } + return ret; +} + + +static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc) +{ + u8 tmp_Short; + + tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0); + + if(TxHT==1 && TxRate != DESC90_RATEMCS15) + tmp_Short = 0; + + return tmp_Short; +} + +/* + * The tx procedure is just as following, + * skb->cb will contain all the following information, + * priority, morefrag, rate, &dev. + * */ +short rtl8192_tx(struct net_device *dev, struct sk_buff* skb) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct rtl8192_tx_ring *ring; + unsigned long flags; + cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE); + tx_desc_819x_pci *pdesc = NULL; + TX_FWINFO_8190PCI *pTxFwInfo = NULL; + dma_addr_t mapping; + bool multi_addr=false,broad_addr=false,uni_addr=false; + u8* pda_addr = NULL; + int idx; + + mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); + /* collect the tx packets statitcs */ + pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI); + if(is_multicast_ether_addr(pda_addr)) + multi_addr = true; + else if(is_broadcast_ether_addr(pda_addr)) + broad_addr = true; + else + uni_addr = true; + + if(uni_addr) + priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI); + else if(multi_addr) + priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI); + else + priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI); + + /* fill tx firmware */ + pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data; + memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI)); + pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0; + pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate); + pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur; + pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc); + + /* Aggregation related */ + if(tcb_desc->bAMPDUEnable) { + pTxFwInfo->AllowAggregation = 1; + pTxFwInfo->RxMF = tcb_desc->ampdu_factor; + pTxFwInfo->RxAMD = tcb_desc->ampdu_density; + } else { + pTxFwInfo->AllowAggregation = 0; + pTxFwInfo->RxMF = 0; + pTxFwInfo->RxAMD = 0; + } + + // + // Protection mode related + // + pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable)?1:0; + pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable)?1:0; + pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC)?1:0; + pTxFwInfo->RtsHT= (tcb_desc->rts_rate&0x80)?1:0; + pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate); + pTxFwInfo->RtsBandwidth = 0; + pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC; + pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0); + // + // Set Bandwidth and sub-channel settings. + // + if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) + { + if(tcb_desc->bPacketBW) + { + pTxFwInfo->TxBandwidth = 1; +#ifdef RTL8190P + pTxFwInfo->TxSubCarrier = 3; +#else + pTxFwInfo->TxSubCarrier = 0; //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008 +#endif + } + else + { + pTxFwInfo->TxBandwidth = 0; + pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC; + } + } else { + pTxFwInfo->TxBandwidth = 0; + pTxFwInfo->TxSubCarrier = 0; + } + + if (0) + { + /* 2007/07/25 MH Copy current TX FW info.*/ + memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI)); + printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n"); + printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur); + printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC); + printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier); + printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation); + printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT); + printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate); + printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD); + printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF); + printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth); + printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier); + + printk("<=====**********************out of print\n"); + + } + spin_lock_irqsave(&priv->irq_th_lock,flags); + ring = &priv->tx_ring[tcb_desc->queue_index]; + if (tcb_desc->queue_index != BEACON_QUEUE) { + idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries; + } else { + idx = 0; + } + + pdesc = &ring->desc[idx]; + if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) { + RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x", \ + tcb_desc->queue_index,ring->idx, idx,skb->len); + return skb->len; + } + + /* fill tx descriptor */ + memset((u8*)pdesc,0,12); + /*DWORD 0*/ + pdesc->LINIP = 0; + pdesc->CmdInit = 1; + pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily + pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI); + + /*DWORD 1*/ + pdesc->SecCAMID= 0; + pdesc->RATid = tcb_desc->RATRIndex; + + + pdesc->NoEnc = 1; + pdesc->SecType = 0x0; + if (tcb_desc->bHwSec) { + static u8 tmp =0; + if (!tmp) { + printk("==>================hw sec\n"); + tmp = 1; + } + switch (priv->ieee80211->pairwise_key_type) { + case KEY_TYPE_WEP40: + case KEY_TYPE_WEP104: + pdesc->SecType = 0x1; + pdesc->NoEnc = 0; + break; + case KEY_TYPE_TKIP: + pdesc->SecType = 0x2; + pdesc->NoEnc = 0; + break; + case KEY_TYPE_CCMP: + pdesc->SecType = 0x3; + pdesc->NoEnc = 0; + break; + case KEY_TYPE_NA: + pdesc->SecType = 0x0; + pdesc->NoEnc = 1; + break; + } + } + + // + // Set Packet ID + // + pdesc->PktId = 0x0; + + pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index); + pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI); + + pdesc->DISFB = tcb_desc->bTxDisableRateFallBack; + pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate; + + pdesc->FirstSeg =1; + pdesc->LastSeg = 1; + pdesc->TxBufferSize = skb->len; + + pdesc->TxBuffAddr = cpu_to_le32(mapping); + __skb_queue_tail(&ring->queue, skb); + pdesc->OWN = 1; + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + dev->trans_start = jiffies; + write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index); + return 0; +} + +static short rtl8192_alloc_rx_desc_ring(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + rx_desc_819x_pci *entry = NULL; + int i; + + priv->rx_ring = pci_alloc_consistent(priv->pdev, + sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma); + + if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) { + RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n"); + return -ENOMEM; + } + + memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount); + priv->rx_idx = 0; + + for (i = 0; i < priv->rxringcount; i++) { + struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize); + dma_addr_t *mapping; + entry = &priv->rx_ring[i]; + if (!skb) + return 0; + priv->rx_buf[i] = skb; + mapping = (dma_addr_t *)skb->cb; + *mapping = pci_map_single(priv->pdev, skb->tail,//skb_tail_pointer(skb), + priv->rxbuffersize, PCI_DMA_FROMDEVICE); + + entry->BufferAddress = cpu_to_le32(*mapping); + + entry->Length = priv->rxbuffersize; + entry->OWN = 1; + } + + entry->EOR = 1; + return 0; +} + +static int rtl8192_alloc_tx_desc_ring(struct net_device *dev, + unsigned int prio, unsigned int entries) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + tx_desc_819x_pci *ring; + dma_addr_t dma; + int i; + + ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma); + if (!ring || (unsigned long)ring & 0xFF) { + RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio); + return -ENOMEM; + } + + memset(ring, 0, sizeof(*ring)*entries); + priv->tx_ring[prio].desc = ring; + priv->tx_ring[prio].dma = dma; + priv->tx_ring[prio].idx = 0; + priv->tx_ring[prio].entries = entries; + skb_queue_head_init(&priv->tx_ring[prio].queue); + + for (i = 0; i < entries; i++) + ring[i].NextDescAddress = + cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring)); + + return 0; +} + + +static short rtl8192_pci_initdescring(struct net_device *dev) +{ + u32 ret; + int i; + struct r8192_priv *priv = ieee80211_priv(dev); + + ret = rtl8192_alloc_rx_desc_ring(dev); + if (ret) { + return ret; + } + + + /* general process for other queue */ + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) { + if ((ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount))) + goto err_free_rings; + } + +#if 0 + /* specific process for hardware beacon process */ + if ((ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2))) + goto err_free_rings; +#endif + + return 0; + +err_free_rings: + rtl8192_free_rx_ring(dev); + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) + if (priv->tx_ring[i].desc) + rtl8192_free_tx_ring(dev, i); + return 1; +} + +static void rtl8192_pci_resetdescring(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + int i; + + /* force the rx_idx to the first one */ + if(priv->rx_ring) { + rx_desc_819x_pci *entry = NULL; + for (i = 0; i < priv->rxringcount; i++) { + entry = &priv->rx_ring[i]; + entry->OWN = 1; + } + priv->rx_idx = 0; + } + + /* after reset, release previous pending packet, and force the + * tx idx to the first one */ + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) { + if (priv->tx_ring[i].desc) { + struct rtl8192_tx_ring *ring = &priv->tx_ring[i]; + + while (skb_queue_len(&ring->queue)) { + tx_desc_819x_pci *entry = &ring->desc[ring->idx]; + struct sk_buff *skb = __skb_dequeue(&ring->queue); + + pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr), + skb->len, PCI_DMA_TODEVICE); + kfree_skb(skb); + ring->idx = (ring->idx + 1) % ring->entries; + } + ring->idx = 0; + } + } +} + +#if 1 +extern void rtl8192_update_ratr_table(struct net_device* dev); +static void rtl8192_link_change(struct net_device *dev) +{ +// int i; + + struct r8192_priv *priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval); + if (ieee->state == IEEE80211_LINKED) + { + rtl8192_net_update(dev); + rtl8192_update_ratr_table(dev); +#if 1 + //add this as in pure N mode, wep encryption will use software way, but there is no chance to set this as wep will not set group key in wext. WB.2008.07.08 + if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) + EnableHWSecurityConfig8192(dev); +#endif + } + else + { + write_nic_byte(dev, 0x173, 0); + } + /*update timing params*/ + //rtl8192_set_chan(dev, priv->chan); + //MSR + rtl8192_update_msr(dev); + + // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have + // // To set CBSSID bit when link with any AP or STA. + if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC) + { + u32 reg = 0; + reg = read_nic_dword(dev, RCR); + if (priv->ieee80211->state == IEEE80211_LINKED) + priv->ReceiveConfig = reg |= RCR_CBSSID; + else + priv->ReceiveConfig = reg &= ~RCR_CBSSID; + write_nic_dword(dev, RCR, reg); + } +} +#endif + + +static struct ieee80211_qos_parameters def_qos_parameters = { + {3,3,3,3},/* cw_min */ + {7,7,7,7},/* cw_max */ + {2,2,2,2},/* aifs */ + {0,0,0,0},/* flags */ + {0,0,0,0} /* tx_op_limit */ +}; + +static void rtl8192_update_beacon(struct work_struct * work) +{ + struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work); + struct net_device *dev = priv->ieee80211->dev; + struct ieee80211_device* ieee = priv->ieee80211; + struct ieee80211_network* net = &ieee->current_network; + + if (ieee->pHTInfo->bCurrentHTSupport) + HTUpdateSelfAndPeerSetting(ieee, net); + ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime; + rtl8192_update_cap(dev, net->capability); +} +/* +* background support to run QoS activate functionality +*/ +static int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO}; +static void rtl8192_qos_activate(struct work_struct * work) +{ + struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate); + struct net_device *dev = priv->ieee80211->dev; + struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters; + u8 mode = priv->ieee80211->current_network.mode; +// u32 size = sizeof(struct ieee80211_qos_parameters); + u8 u1bAIFS; + u32 u4bAcParam; + int i; + if (priv == NULL) + return; + + mutex_lock(&priv->mutex); + if(priv->ieee80211->state != IEEE80211_LINKED) + goto success; + RT_TRACE(COMP_QOS,"qos active process with associate response received\n"); + /* It better set slot time at first */ + /* For we just support b/g mode at present, let the slot time at 9/20 selection */ + /* update the ac parameter to related registers */ + for(i = 0; i < QOS_QUEUE_NUM; i++) { + //Mode G/A: slotTimeTimer = 9; Mode B: 20 + u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime; + u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)| + (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)| + (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)| + ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET)); + printk("===>u4bAcParam:%x, ", u4bAcParam); + write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam); + //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332); + } + +success: + mutex_unlock(&priv->mutex); +} + +static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv, + int active_network, + struct ieee80211_network *network) +{ + int ret = 0; + u32 size = sizeof(struct ieee80211_qos_parameters); + + if(priv->ieee80211->state !=IEEE80211_LINKED) + return ret; + + if ((priv->ieee80211->iw_mode != IW_MODE_INFRA)) + return ret; + + if (network->flags & NETWORK_HAS_QOS_MASK) { + if (active_network && + (network->flags & NETWORK_HAS_QOS_PARAMETERS)) + network->qos_data.active = network->qos_data.supported; + + if ((network->qos_data.active == 1) && (active_network == 1) && + (network->flags & NETWORK_HAS_QOS_PARAMETERS) && + (network->qos_data.old_param_count != + network->qos_data.param_count)) { + network->qos_data.old_param_count = + network->qos_data.param_count; + queue_work(priv->priv_wq, &priv->qos_activate); + RT_TRACE (COMP_QOS, "QoS parameters change call " + "qos_activate\n"); + } + } else { + memcpy(&priv->ieee80211->current_network.qos_data.parameters,\ + &def_qos_parameters, size); + + if ((network->qos_data.active == 1) && (active_network == 1)) { + queue_work(priv->priv_wq, &priv->qos_activate); + RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n"); + } + network->qos_data.active = 0; + network->qos_data.supported = 0; + } + + return 0; +} + +/* handle manage frame frame beacon and probe response */ +static int rtl8192_handle_beacon(struct net_device * dev, + struct ieee80211_beacon * beacon, + struct ieee80211_network * network) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + rtl8192_qos_handle_probe_response(priv,1,network); + + queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0); + return 0; + +} + +/* +* handling the beaconing responses. if we get different QoS setting +* off the network from the associated setting, adjust the QoS +* setting +*/ +static int rtl8192_qos_association_resp(struct r8192_priv *priv, + struct ieee80211_network *network) +{ + int ret = 0; + unsigned long flags; + u32 size = sizeof(struct ieee80211_qos_parameters); + int set_qos_param = 0; + + if ((priv == NULL) || (network == NULL)) + return ret; + + if(priv->ieee80211->state !=IEEE80211_LINKED) + return ret; + + if ((priv->ieee80211->iw_mode != IW_MODE_INFRA)) + return ret; + + spin_lock_irqsave(&priv->ieee80211->lock, flags); + if(network->flags & NETWORK_HAS_QOS_PARAMETERS) { + memcpy(&priv->ieee80211->current_network.qos_data.parameters,\ + &network->qos_data.parameters,\ + sizeof(struct ieee80211_qos_parameters)); + priv->ieee80211->current_network.qos_data.active = 1; +#if 0 + if((priv->ieee80211->current_network.qos_data.param_count != \ + network->qos_data.param_count)) +#endif + { + set_qos_param = 1; + /* update qos parameter for current network */ + priv->ieee80211->current_network.qos_data.old_param_count = \ + priv->ieee80211->current_network.qos_data.param_count; + priv->ieee80211->current_network.qos_data.param_count = \ + network->qos_data.param_count; + } + } else { + memcpy(&priv->ieee80211->current_network.qos_data.parameters,\ + &def_qos_parameters, size); + priv->ieee80211->current_network.qos_data.active = 0; + priv->ieee80211->current_network.qos_data.supported = 0; + set_qos_param = 1; + } + + spin_unlock_irqrestore(&priv->ieee80211->lock, flags); + + RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active); + if (set_qos_param == 1) + queue_work(priv->priv_wq, &priv->qos_activate); + + return ret; +} + + +static int rtl8192_handle_assoc_response(struct net_device *dev, + struct ieee80211_assoc_response_frame *resp, + struct ieee80211_network *network) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + rtl8192_qos_association_resp(priv, network); + return 0; +} + + +//updateRATRTabel for MCS only. Basic rate is not implement. +void rtl8192_update_ratr_table(struct net_device* dev) + // POCTET_STRING posLegacyRate, + // u8* pMcsRate) + // PRT_WLAN_STA pEntry) +{ + struct r8192_priv* priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + u8* pMcsRate = ieee->dot11HTOperationalRateSet; + //struct ieee80211_network *net = &ieee->current_network; + u32 ratr_value = 0; + u8 rate_index = 0; + + rtl8192_config_rate(dev, (u16*)(&ratr_value)); + ratr_value |= (*(u16*)(pMcsRate)) << 12; +// switch (net->mode) + switch (ieee->mode) + { + case IEEE_A: + ratr_value &= 0x00000FF0; + break; + case IEEE_B: + ratr_value &= 0x0000000F; + break; + case IEEE_G: + ratr_value &= 0x00000FF7; + break; + case IEEE_N_24G: + case IEEE_N_5G: + if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC + ratr_value &= 0x0007F007; + else{ + if (priv->rf_type == RF_1T2R) + ratr_value &= 0x000FF007; + else + ratr_value &= 0x0F81F007; + } + break; + default: + break; + } + ratr_value &= 0x0FFFFFFF; + if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){ + ratr_value |= 0x80000000; + }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){ + ratr_value |= 0x80000000; + } + write_nic_dword(dev, RATR0+rate_index*4, ratr_value); + write_nic_byte(dev, UFWP, 1); +} + +static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04}; +static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04}; +static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev) +{ +#if 1 + struct r8192_priv* priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + int wpa_ie_len= ieee->wpa_ie_len; + struct ieee80211_crypt_data* crypt; + int encrypt; + + crypt = ieee->crypt[ieee->tx_keyidx]; + encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP"))); + + /* simply judge */ + if(encrypt && (wpa_ie_len == 0)) { + /* wep encryption, no N mode setting */ + return false; +// } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) { + } else if((wpa_ie_len != 0)) { + /* parse pairwise key type */ + //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP)) + if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) || ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4)))) + return true; + else + return false; + } else { + //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ ); + return true; + } + +#if 0 + //In here we discuss with SD4 David. He think we still can send TKIP in broadcast group key in MCS rate. + //We can't force in G mode if Pairwie key is AES and group key is TKIP + if((pSecInfo->GroupEncAlgorithm == WEP104_Encryption) || (pSecInfo->GroupEncAlgorithm == WEP40_Encryption) || + (pSecInfo->PairwiseEncAlgorithm == WEP104_Encryption) || + (pSecInfo->PairwiseEncAlgorithm == WEP40_Encryption) || (pSecInfo->PairwiseEncAlgorithm == TKIP_Encryption)) + { + return false; + } + else + return true; +#endif + return true; +#endif +} + +static void rtl8192_refresh_supportrate(struct r8192_priv* priv) +{ + struct ieee80211_device* ieee = priv->ieee80211; + //we donot consider set support rate for ABG mode, only HT MCS rate is set here. + if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G) + { + memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16); + //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16); + //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16); + } + else + memset(ieee->Regdot11HTOperationalRateSet, 0, 16); + return; +} + +static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 ret = 0; + switch(priv->rf_chip) + { + case RF_8225: + case RF_8256: + case RF_PSEUDO_11N: + ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B); + break; + case RF_8258: + ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G); + break; + default: + ret = WIRELESS_MODE_B; + break; + } + return ret; +} + +static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev); + +#if 1 + if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0)) + { + if(bSupportMode & WIRELESS_MODE_N_24G) + { + wireless_mode = WIRELESS_MODE_N_24G; + } + else if(bSupportMode & WIRELESS_MODE_N_5G) + { + wireless_mode = WIRELESS_MODE_N_5G; + } + else if((bSupportMode & WIRELESS_MODE_A)) + { + wireless_mode = WIRELESS_MODE_A; + } + else if((bSupportMode & WIRELESS_MODE_G)) + { + wireless_mode = WIRELESS_MODE_G; + } + else if((bSupportMode & WIRELESS_MODE_B)) + { + wireless_mode = WIRELESS_MODE_B; + } + else{ + RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode); + wireless_mode = WIRELESS_MODE_B; + } + } +#ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we shoud wait for FPGA + ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting ); +#endif + priv->ieee80211->mode = wireless_mode; + + if ((wireless_mode == WIRELESS_MODE_N_24G) || (wireless_mode == WIRELESS_MODE_N_5G)) + priv->ieee80211->pHTInfo->bEnableHT = 1; + else + priv->ieee80211->pHTInfo->bEnableHT = 0; + RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode); + rtl8192_refresh_supportrate(priv); +#endif + +} +//init priv variables here + +static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev) +{ + bool Reval; + struct r8192_priv* priv = ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + + if(ieee->bHalfWirelessN24GMode == true) + Reval = true; + else + Reval = false; + + return Reval; +} + +short rtl8192_is_tx_queue_empty(struct net_device *dev) +{ + int i=0; + struct r8192_priv *priv = ieee80211_priv(dev); + for (i=0; i<=MGNT_QUEUE; i++) + { + if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) ) + continue; + if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){ + printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue)); + return 0; + } + } + return 1; +} +static void rtl8192_hw_sleep_down(struct net_device *dev) +{ + RT_TRACE(COMP_POWER, "%s()============>come to sleep down\n", __FUNCTION__); + MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS); +} +static void rtl8192_hw_sleep_wq (struct work_struct *work) +{ +// struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq); +// struct ieee80211_device * ieee = (struct ieee80211_device*) +// container_of(work, struct ieee80211_device, watch_dog_wq); + struct delayed_work *dwork = container_of(work,struct delayed_work,work); + struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq); + struct net_device *dev = ieee->dev; + //printk("=========>%s()\n", __FUNCTION__); + rtl8192_hw_sleep_down(dev); +} +// printk("dev is %d\n",dev); +// printk("&*&(^*(&(&=========>%s()\n", __FUNCTION__); +static void rtl8192_hw_wakeup(struct net_device* dev) +{ +// u32 flags = 0; + +// spin_lock_irqsave(&priv->ps_lock,flags); + RT_TRACE(COMP_POWER, "%s()============>come to wake up\n", __FUNCTION__); + MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS); + //FIXME: will we send package stored while nic is sleep? +// spin_unlock_irqrestore(&priv->ps_lock,flags); +} +void rtl8192_hw_wakeup_wq (struct work_struct *work) +{ +// struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq); +// struct ieee80211_device * ieee = (struct ieee80211_device*) +// container_of(work, struct ieee80211_device, watch_dog_wq); + struct delayed_work *dwork = container_of(work,struct delayed_work,work); + struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq); + struct net_device *dev = ieee->dev; + rtl8192_hw_wakeup(dev); + +} + +#define MIN_SLEEP_TIME 50 +#define MAX_SLEEP_TIME 10000 +static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl) +{ + + struct r8192_priv *priv = ieee80211_priv(dev); + + u32 rb = jiffies; + unsigned long flags; + + spin_lock_irqsave(&priv->ps_lock,flags); + + /* Writing HW register with 0 equals to disable + * the timer, that is not really what we want + */ + tl -= MSECS(4+16+7); + + //if(tl == 0) tl = 1; + + /* FIXME HACK FIXME HACK */ +// force_pci_posting(dev); + //mdelay(1); + +// rb = read_nic_dword(dev, TSFTR); + + /* If the interval in witch we are requested to sleep is too + * short then give up and remain awake + */ + if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME)) + ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) { + spin_unlock_irqrestore(&priv->ps_lock,flags); + printk("too short to sleep\n"); + return; + } + +// write_nic_dword(dev, TimerInt, tl); +// rb = read_nic_dword(dev, TSFTR); + { + u32 tmp = (tl>rb)?(tl-rb):(rb-tl); + // if (tl<rb) + queue_delayed_work(priv->ieee80211->wq, &priv->ieee80211->hw_wakeup_wq, tmp); //as tl may be less than rb + } + /* if we suspect the TimerInt is gone beyond tl + * while setting it, then give up + */ +#if 1 + if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))|| + ((tl < rb) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))) { + printk("========>too long to sleep:%x, %x, %lx\n", tl, rb, MSECS(MAX_SLEEP_TIME)); + spin_unlock_irqrestore(&priv->ps_lock,flags); + return; + } +#endif +// if(priv->rf_sleep) +// priv->rf_sleep(dev); + + //printk("<=========%s()\n", __FUNCTION__); + queue_delayed_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_sleep_wq,0); + spin_unlock_irqrestore(&priv->ps_lock,flags); +} +static void rtl8192_init_priv_variable(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 i; + priv->being_init_adapter = false; + priv->txbuffsize = 1600;//1024; + priv->txfwbuffersize = 4096; + priv->txringcount = 64;//32; + //priv->txbeaconcount = priv->txringcount; + priv->txbeaconcount = 2; + priv->rxbuffersize = 9100;//2048;//1024; + priv->rxringcount = MAX_RX_COUNT;//64; + priv->irq_enabled=0; + priv->card_8192 = NIC_8192E; + priv->rx_skb_complete = 1; + priv->chan = 1; //set to channel 1 + priv->RegWirelessMode = WIRELESS_MODE_AUTO; + priv->RegChannelPlan = 0xf; + priv->nrxAMPDU_size = 0; + priv->nrxAMPDU_aggr_num = 0; + priv->last_rxdesc_tsf_high = 0; + priv->last_rxdesc_tsf_low = 0; + priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO + priv->ieee80211->iw_mode = IW_MODE_INFRA; + priv->ieee80211->ieee_up=0; + priv->retry_rts = DEFAULT_RETRY_RTS; + priv->retry_data = DEFAULT_RETRY_DATA; + priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD; + priv->ieee80211->rate = 110; //11 mbps + priv->ieee80211->short_slot = 1; + priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0; + priv->bcck_in_ch14 = false; + priv->bfsync_processing = false; + priv->CCKPresentAttentuation = 0; + priv->rfa_txpowertrackingindex = 0; + priv->rfc_txpowertrackingindex = 0; + priv->CckPwEnl = 6; + priv->ScanDelay = 50;//for Scan TODO + //added by amy for silent reset + priv->ResetProgress = RESET_TYPE_NORESET; + priv->bForcedSilentReset = 0; + priv->bDisableNormalResetCheck = false; + priv->force_reset = false; + //added by amy for power save + priv->RegRfOff = 0; + priv->ieee80211->RfOffReason = 0; + priv->RFChangeInProgress = false; + priv->bHwRfOffAction = 0; + priv->SetRFPowerStateInProgress = false; + priv->ieee80211->PowerSaveControl.bInactivePs = true; + priv->ieee80211->PowerSaveControl.bIPSModeBackup = false; + //just for debug + priv->txpower_checkcnt = 0; + priv->thermal_readback_index =0; + priv->txpower_tracking_callback_cnt = 0; + priv->ccktxpower_adjustcnt_ch14 = 0; + priv->ccktxpower_adjustcnt_not_ch14 = 0; + + priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL; + priv->ieee80211->iw_mode = IW_MODE_INFRA; + priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN | + IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ | + IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* | + IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //| //IEEE_SOFTMAC_SINGLE_QUEUE; + + priv->ieee80211->active_scan = 1; + priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION; + priv->ieee80211->host_encrypt = 1; + priv->ieee80211->host_decrypt = 1; + //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604 + //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604 + priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107 + priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107 + priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit; + priv->ieee80211->set_chan = rtl8192_set_chan; + priv->ieee80211->link_change = rtl8192_link_change; + priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit; + priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop; + priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume; + priv->ieee80211->init_wmmparam_flag = 0; + priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD; + priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc; + priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI); + priv->ieee80211->qos_support = 1; + priv->ieee80211->dot11PowerSaveMode = 0; + //added by WB +// priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl; + priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode; + priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response; + priv->ieee80211->handle_beacon = rtl8192_handle_beacon; + + priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup; +// priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack; + priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep; + priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty; + //added by david + priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci; + priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode; + priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci; + + //added by amy + priv->ieee80211->InitialGainHandler = InitialGain819xPci; + + priv->card_type = USB; + { + priv->ShortRetryLimit = 0x30; + priv->LongRetryLimit = 0x30; + } + priv->EarlyRxThreshold = 7; + priv->enable_gpio0 = 0; + + priv->TransmitConfig = 0; + + priv->ReceiveConfig = RCR_ADD3 | + RCR_AMF | RCR_ADF | //accept management/data + RCR_AICV | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko. + RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC + RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) | + ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT; + + priv->irq_mask = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |\ + IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |\ + IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |\ + IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER); + + priv->AcmControl = 0; + priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware)); + if (priv->pFirmware) + memset(priv->pFirmware, 0, sizeof(rt_firmware)); + + /* rx related queue */ + skb_queue_head_init(&priv->rx_queue); + skb_queue_head_init(&priv->skb_queue); + + /* Tx related queue */ + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]); + } + for(i = 0; i < MAX_QUEUE_SIZE; i++) { + skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]); + } + priv->rf_set_chan = rtl8192_phy_SwChnl; +} + +//init lock here +static void rtl8192_init_priv_lock(struct r8192_priv* priv) +{ + spin_lock_init(&priv->tx_lock); + spin_lock_init(&priv->irq_lock);//added by thomas + spin_lock_init(&priv->irq_th_lock); + spin_lock_init(&priv->rf_ps_lock); + spin_lock_init(&priv->ps_lock); + //spin_lock_init(&priv->rf_lock); + sema_init(&priv->wx_sem,1); + sema_init(&priv->rf_sem,1); + mutex_init(&priv->mutex); +} + +extern void rtl819x_watchdog_wqcallback(struct work_struct *work); + +void rtl8192_irq_rx_tasklet(struct r8192_priv *priv); +void rtl8192_irq_tx_tasklet(struct r8192_priv *priv); +void rtl8192_prepare_beacon(struct r8192_priv *priv); +//init tasklet and wait_queue here. only 2.6 above kernel is considered +#define DRV_NAME "wlan0" +static void rtl8192_init_priv_task(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + +#ifdef PF_SYNCTHREAD + priv->priv_wq = create_workqueue(DRV_NAME,0); +#else + priv->priv_wq = create_workqueue(DRV_NAME); +#endif + +// INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart); + INIT_WORK(&priv->reset_wq, rtl8192_restart); +// INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog); + INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback); + INIT_DELAYED_WORK(&priv->txpower_tracking_wq, dm_txpower_trackingcallback); + INIT_DELAYED_WORK(&priv->rfpath_check_wq, dm_rf_pathcheck_workitemcallback); + INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon); + //INIT_WORK(&priv->SwChnlWorkItem, rtl8192_SwChnl_WorkItem); + //INIT_WORK(&priv->SetBWModeWorkItem, rtl8192_SetBWModeWorkItem); + INIT_WORK(&priv->qos_activate, rtl8192_qos_activate); + INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq); + INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq); + + tasklet_init(&priv->irq_rx_tasklet, + (void(*)(unsigned long))rtl8192_irq_rx_tasklet, + (unsigned long)priv); + tasklet_init(&priv->irq_tx_tasklet, + (void(*)(unsigned long))rtl8192_irq_tx_tasklet, + (unsigned long)priv); + tasklet_init(&priv->irq_prepare_beacon_tasklet, + (void(*)(unsigned long))rtl8192_prepare_beacon, + (unsigned long)priv); +} + +static void rtl8192_get_eeprom_size(struct net_device* dev) +{ + u16 curCR = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__); + curCR = read_nic_dword(dev, EPROM_CMD); + RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR); + //whether need I consider BIT5? + priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46; + RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype); +} + +//used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead. +static inline u16 endian_swap(u16* data) +{ + u16 tmp = *data; + *data = (tmp >> 8) | (tmp << 8); + return *data; +} + +/* + * Note: Adapter->EEPROMAddressSize should be set before this function call. + * EEPROM address size can be got through GetEEPROMSize8185() +*/ +static void rtl8192_read_eeprom_info(struct net_device* dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + u8 tempval; +#ifdef RTL8192E + u8 ICVer8192, ICVer8256; +#endif + u16 i,usValue, IC_Version; + u16 EEPROMId; +#ifdef RTL8190P + u8 offset;//, tmpAFR; + u8 EepromTxPower[100]; +#endif + u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01}; + RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n"); + + + // TODO: I don't know if we need to apply EF function to EEPROM read function + + //2 Read EEPROM ID to make sure autoload is success + EEPROMId = eprom_read(dev, 0); + if( EEPROMId != RTL8190_EEPROM_ID ) + { + RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID); + priv->AutoloadFailFlag=true; + } + else + { + priv->AutoloadFailFlag=false; + } + + // + // Assign Chip Version ID + // + // Read IC Version && Channel Plan + if(!priv->AutoloadFailFlag) + { + // VID, PID + priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1)); + priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1)); + + usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ; + priv->eeprom_CustomerID = (u8)( usValue & 0xff); + usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1)); + priv->eeprom_ChannelPlan = usValue&0xff; + IC_Version = ((usValue&0xff00)>>8); + +#ifdef RTL8190P + priv->card_8192_version = (VERSION_8190)(IC_Version); +#else + #ifdef RTL8192E + ICVer8192 = (IC_Version&0xf); //bit0~3; 1:A cut, 2:B cut, 3:C cut... + ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut... + RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192); + RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256); + if(ICVer8192 == 0x2) //B-cut + { + if(ICVer8256 == 0x5) //E-cut + priv->card_8192_version= VERSION_8190_BE; + } + #endif +#endif + switch(priv->card_8192_version) + { + case VERSION_8190_BD: + case VERSION_8190_BE: + break; + default: + priv->card_8192_version = VERSION_8190_BD; + break; + } + RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version); + } + else + { + priv->card_8192_version = VERSION_8190_BD; + priv->eeprom_vid = 0; + priv->eeprom_did = 0; + priv->eeprom_CustomerID = 0; + priv->eeprom_ChannelPlan = 0; + RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff); + } + + RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid); + RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did); + RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID); + + //2 Read Permanent MAC address + if(!priv->AutoloadFailFlag) + { + for(i = 0; i < 6; i += 2) + { + usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1)); + *(u16*)(&dev->dev_addr[i]) = usValue; + } + } else { + // when auto load failed, the last address byte set to be a random one. + // added by david woo.2007/11/7 + memcpy(dev->dev_addr, bMac_Tmp_Addr, 6); + } + + RT_TRACE(COMP_INIT, "Permanent Address = %02x-%02x-%02x-%02x-%02x-%02x\n", + dev->dev_addr[0], dev->dev_addr[1], + dev->dev_addr[2], dev->dev_addr[3], + dev->dev_addr[4], dev->dev_addr[5]); + + //2 TX Power Check EEPROM Fail or not + if(priv->card_8192_version > VERSION_8190_BD) { + priv->bTXPowerDataReadFromEEPORM = true; + } else { + priv->bTXPowerDataReadFromEEPORM = false; + } + + // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE dafault=1T2R + priv->rf_type = RTL819X_DEFAULT_RF_TYPE; + + if(priv->card_8192_version > VERSION_8190_BD) + { + // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate. + if(!priv->AutoloadFailFlag) + { + tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff; + priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf; // bit[3:0] + + if (tempval&0x80) //RF-indication, bit[7] + priv->rf_type = RF_1T2R; + else + priv->rf_type = RF_2T4R; + } + else + { + priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff; + } + RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n", + priv->EEPROMLegacyHTTxPowerDiff); + + // Read ThermalMeter from EEPROM + if(!priv->AutoloadFailFlag) + { + priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8); + } + else + { + priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter; + } + RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter); + //vivi, for tx power track + priv->TSSI_13dBm = priv->EEPROMThermalMeter *100; + + if(priv->epromtype == EPROM_93c46) + { + // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM + if(!priv->AutoloadFailFlag) + { + usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1)); + priv->EEPROMAntPwDiff = (usValue&0x0fff); + priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12); + } + else + { + priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff; + priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap; + } + RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff); + RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap); + + // + // Get per-channel Tx Power Level + // + for(i=0; i<14; i+=2) + { + if(!priv->AutoloadFailFlag) + { + usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) ); + } + else + { + usValue = EEPROM_Default_TxPower; + } + *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue; + RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]); + RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]); + } + for(i=0; i<14; i+=2) + { + if(!priv->AutoloadFailFlag) + { + usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) ); + } + else + { + usValue = EEPROM_Default_TxPower; + } + *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue; + RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]); + RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]); + } + } + else if(priv->epromtype== EPROM_93c56) + { + #ifdef RTL8190P + // Read CrystalCap from EEPROM + if(!priv->AutoloadFailFlag) + { + priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff; + priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12); + } + else + { + priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff; + priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap; + } + RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff); + RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap); + + // Get Tx Power Level by Channel + if(!priv->AutoloadFailFlag) + { + // Read Tx power of Channel 1 ~ 14 from EEPROM. + for(i = 0; i < 12; i+=2) + { + if (i <6) + offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i; + else + offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6; + usValue = eprom_read(dev, (offset>>1)); + *((u16*)(&EepromTxPower[i])) = usValue; + } + + for(i = 0; i < 12; i++) + { + if (i <= 2) + priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i]; + else if ((i >=3 )&&(i <= 5)) + priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i]; + else if ((i >=6 )&&(i <= 8)) + priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i]; + else + priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i]; + } + } + else + { + priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel; + + priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel; + + priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel; + + priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel; + priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel; + } + RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]); + RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]); +#endif + + } + // + // Update HAL variables. + // + if(priv->epromtype == EPROM_93c46) + { + for(i=0; i<14; i++) + { + priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i]; + priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i]; + } + priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff; + // Antenna B gain offset to antenna A, bit0~3 + priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf); + // Antenna C gain offset to antenna A, bit4~7 + priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4); + // Antenna D gain offset to antenna A, bit8~11 + priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8); + // CrystalCap, bit12~15 + priv->CrystalCap = priv->EEPROMCrystalCap; + // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2 + priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf); + priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4); + } + else if(priv->epromtype == EPROM_93c56) + { + //char cck_pwr_diff_a=0, cck_pwr_diff_c=0; + + //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1]; + //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1]; + for(i=0; i<3; i++) // channel 1~3 use the same Tx Power Level. + { + priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[0]; + priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0]; + priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[0]; + priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0]; + } + for(i=3; i<9; i++) // channel 4~9 use the same Tx Power Level + { + priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[1]; + priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1]; + priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[1]; + priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1]; + } + for(i=9; i<14; i++) // channel 10~14 use the same Tx Power Level + { + priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[2]; + priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2]; + priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[2]; + priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2]; + } + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]); + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]); + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]); + for(i=0; i<14; i++) + RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]); + priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff; + priv->AntennaTxPwDiff[0] = 0; + priv->AntennaTxPwDiff[1] = 0; + priv->AntennaTxPwDiff[2] = 0; + priv->CrystalCap = priv->EEPROMCrystalCap; + // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2 + priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf); + priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4); + } + } + + if(priv->rf_type == RF_1T2R) + { + RT_TRACE(COMP_INIT, "\n1T2R config\n"); + } + else if (priv->rf_type == RF_2T4R) + { + RT_TRACE(COMP_INIT, "\n2T4R config\n"); + } + + // 2008/01/16 MH We can only know RF type in the function. So we have to init + // DIG RATR table again. + init_rate_adaptive(dev); + + //1 Make a copy for following variables and we can change them if we want + + priv->rf_chip= RF_8256; + + if(priv->RegChannelPlan == 0xf) + { + priv->ChannelPlan = priv->eeprom_ChannelPlan; + } + else + { + priv->ChannelPlan = priv->RegChannelPlan; + } + + // + // Used PID and DID to Set CustomerID + // + if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304 ) + { + priv->CustomerID = RT_CID_DLINK; + } + + switch(priv->eeprom_CustomerID) + { + case EEPROM_CID_DEFAULT: + priv->CustomerID = RT_CID_DEFAULT; + break; + case EEPROM_CID_CAMEO: + priv->CustomerID = RT_CID_819x_CAMEO; + break; + case EEPROM_CID_RUNTOP: + priv->CustomerID = RT_CID_819x_RUNTOP; + break; + case EEPROM_CID_NetCore: + priv->CustomerID = RT_CID_819x_Netcore; + break; + case EEPROM_CID_TOSHIBA: // Merge by Jacken, 2008/01/31 + priv->CustomerID = RT_CID_TOSHIBA; + if(priv->eeprom_ChannelPlan&0x80) + priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f; + else + priv->ChannelPlan = 0x0; + RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n", + priv->ChannelPlan); + break; + case EEPROM_CID_Nettronix: + priv->ScanDelay = 100; //cosa add for scan + priv->CustomerID = RT_CID_Nettronix; + break; + case EEPROM_CID_Pronet: + priv->CustomerID = RT_CID_PRONET; + break; + case EEPROM_CID_DLINK: + priv->CustomerID = RT_CID_DLINK; + break; + + case EEPROM_CID_WHQL: + //Adapter->bInHctTest = TRUE;//do not supported + + //priv->bSupportTurboMode = FALSE; + //priv->bAutoTurboBy8186 = FALSE; + + //pMgntInfo->PowerSaveControl.bInactivePs = FALSE; + //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE; + //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE; + + break; + default: + // value from RegCustomerID + break; + } + + //Avoid the channel plan array overflow, by Bruce, 2007-08-27. + if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1) + priv->ChannelPlan = 0; //FCC + + switch(priv->CustomerID) + { + case RT_CID_DEFAULT: + #ifdef RTL8190P + priv->LedStrategy = HW_LED; + #else + #ifdef RTL8192E + priv->LedStrategy = SW_LED_MODE1; + #endif + #endif + break; + + case RT_CID_819x_CAMEO: + priv->LedStrategy = SW_LED_MODE2; + break; + + case RT_CID_819x_RUNTOP: + priv->LedStrategy = SW_LED_MODE3; + break; + + case RT_CID_819x_Netcore: + priv->LedStrategy = SW_LED_MODE4; + break; + + case RT_CID_Nettronix: + priv->LedStrategy = SW_LED_MODE5; + break; + + case RT_CID_PRONET: + priv->LedStrategy = SW_LED_MODE6; + break; + + case RT_CID_TOSHIBA: //Modify by Jacken 2008/01/31 + // Do nothing. + //break; + + default: + #ifdef RTL8190P + priv->LedStrategy = HW_LED; + #else + #ifdef RTL8192E + priv->LedStrategy = SW_LED_MODE1; + #endif + #endif + break; + } +/* + //2008.06.03, for WOL + if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304) + priv->ieee80211->bSupportRemoteWakeUp = TRUE; + else + priv->ieee80211->bSupportRemoteWakeUp = FALSE; +*/ + RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan); + RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan); + RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy); + RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n"); + + return ; +} + + +static short rtl8192_get_channel_map(struct net_device * dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +#ifdef ENABLE_DOT11D + if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){ + printk("rtl8180_init:Error channel plan! Set to default.\n"); + priv->ChannelPlan= 0; + } + RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan); + + rtl819x_set_channel_map(priv->ChannelPlan, priv); +#else + int ch,i; + //Set Default Channel Plan + if(!channels){ + DMESG("No channels, aborting"); + return -1; + } + ch=channels; + priv->ChannelPlan= 0;//hikaru + // set channels 1..14 allowed in given locale + for (i=1; i<=14; i++) { + (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01); + ch >>= 1; + } +#endif + return 0; +} + +static short rtl8192_init(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + memset(&(priv->stats),0,sizeof(struct Stats)); + rtl8192_init_priv_variable(dev); + rtl8192_init_priv_lock(priv); + rtl8192_init_priv_task(dev); + rtl8192_get_eeprom_size(dev); + rtl8192_read_eeprom_info(dev); + rtl8192_get_channel_map(dev); + init_hal_dm(dev); + init_timer(&priv->watch_dog_timer); + priv->watch_dog_timer.data = (unsigned long)dev; + priv->watch_dog_timer.function = watch_dog_timer_callback; +#if defined(IRQF_SHARED) + if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){ +#else + if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){ +#endif + printk("Error allocating IRQ %d",dev->irq); + return -1; + }else{ + priv->irq=dev->irq; + printk("IRQ %d",dev->irq); + } + if(rtl8192_pci_initdescring(dev)!=0){ + printk("Endopoints initialization failed"); + return -1; + } + + //rtl8192_rx_enable(dev); + //rtl8192_adapter_start(dev); + return 0; +} + +/****************************************************************************** + *function: This function actually only set RRSR, RATR and BW_OPMODE registers + * not to do all the hw config as its name says + * input: net_device dev + * output: none + * return: none + * notice: This part need to modified according to the rate set we filtered + * ****************************************************************************/ +static void rtl8192_hwconfig(struct net_device* dev) +{ + u32 regRATR = 0, regRRSR = 0; + u8 regBwOpMode = 0, regTmp = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + +// Set RRSR, RATR, and BW_OPMODE registers + // + switch(priv->ieee80211->mode) + { + case WIRELESS_MODE_B: + regBwOpMode = BW_OPMODE_20MHZ; + regRATR = RATE_ALL_CCK; + regRRSR = RATE_ALL_CCK; + break; + case WIRELESS_MODE_A: + regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ; + regRATR = RATE_ALL_OFDM_AG; + regRRSR = RATE_ALL_OFDM_AG; + break; + case WIRELESS_MODE_G: + regBwOpMode = BW_OPMODE_20MHZ; + regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG; + regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG; + break; + case WIRELESS_MODE_AUTO: + case WIRELESS_MODE_N_24G: + // It support CCK rate by default. + // CCK rate will be filtered out only when associated AP does not support it. + regBwOpMode = BW_OPMODE_20MHZ; + regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS; + regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG; + break; + case WIRELESS_MODE_N_5G: + regBwOpMode = BW_OPMODE_5G; + regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS; + regRRSR = RATE_ALL_OFDM_AG; + break; + } + + write_nic_byte(dev, BW_OPMODE, regBwOpMode); + { + u32 ratr_value = 0; + ratr_value = regRATR; + if (priv->rf_type == RF_1T2R) + { + ratr_value &= ~(RATE_ALL_OFDM_2SS); + } + write_nic_dword(dev, RATR0, ratr_value); + write_nic_byte(dev, UFWP, 1); + } + regTmp = read_nic_byte(dev, 0x313); + regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff); + write_nic_dword(dev, RRSR, regRRSR); + + // + // Set Retry Limit here + // + write_nic_word(dev, RETRY_LIMIT, + priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT | \ + priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT); + // Set Contention Window here + + // Set Tx AGC + + // Set Tx Antenna including Feedback control + + // Set Auto Rate fallback control + + +} + + +static RT_STATUS rtl8192_adapter_start(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +// struct ieee80211_device *ieee = priv->ieee80211; + u32 ulRegRead; + RT_STATUS rtStatus = RT_STATUS_SUCCESS; +// static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG; +// static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG; + //u8 eRFPath; + u8 tmpvalue; +#ifdef RTL8192E + u8 ICVersion,SwitchingRegulatorOutput; +#endif + bool bfirmwareok = true; +#ifdef RTL8190P + u8 ucRegRead; +#endif + u32 tmpRegA, tmpRegC, TempCCk; + int i =0; +// u32 dwRegRead = 0; + + RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__); + priv->being_init_adapter = true; + rtl8192_pci_resetdescring(dev); + // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W. + priv->Rf_Mode = RF_OP_By_SW_3wire; +#ifdef RTL8192E + //dPLL on + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + write_nic_byte(dev, ANAPAR, 0x37); + // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms + // Joseph increae the time to prevent firmware download fail + mdelay(500); + } +#endif + //PlatformSleepUs(10000); + // For any kind of InitializeAdapter process, we shall use system now!! + priv->pFirmware->firmware_status = FW_STATUS_0_INIT; + + // Set to eRfoff in order not to count receive count. + if(priv->RegRfOff == TRUE) + priv->ieee80211->eRFPowerState = eRfOff; + + // + //3 //Config CPUReset Register + //3// + //3 Firmware Reset Or Not + ulRegRead = read_nic_dword(dev, CPU_GEN); + if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT) + { //called from MPInitialized. do nothing + ulRegRead |= CPU_GEN_SYSTEM_RESET; + }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY) + ulRegRead |= CPU_GEN_FIRMWARE_RESET; // Called from MPReset + else + RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__, priv->pFirmware->firmware_status); + +#ifdef RTL8190P + //2008.06.03, for WOL 90 hw bug + ulRegRead &= (~(CPU_GEN_GPIO_UART)); +#endif + + write_nic_dword(dev, CPU_GEN, ulRegRead); + //mdelay(100); + +#ifdef RTL8192E + + //3// + //3 //Fix the issue of E-cut high temperature issue + //3// + // TODO: E cut only + ICVersion = read_nic_byte(dev, IC_VERRSION); + if(ICVersion >= 0x4) //E-cut only + { + // HW SD suggest that we should not wirte this register too often, so driver + // should readback this register. This register will be modified only when + // power on reset + SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR); + if(SwitchingRegulatorOutput != 0xb8) + { + write_nic_byte(dev, SWREGULATOR, 0xa8); + mdelay(1); + write_nic_byte(dev, SWREGULATOR, 0xb8); + } + } +#endif + + + //3// + //3// Initialize BB before MAC + //3// + RT_TRACE(COMP_INIT, "BB Config Start!\n"); + rtStatus = rtl8192_BBConfig(dev); + if(rtStatus != RT_STATUS_SUCCESS) + { + RT_TRACE(COMP_ERR, "BB Config failed\n"); + return rtStatus; + } + RT_TRACE(COMP_INIT,"BB Config Finished!\n"); + + //3//Set Loopback mode or Normal mode + //3// + //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings + // because setting of System_Reset bit reset MAC to default transmission mode. + //Loopback mode or not + priv->LoopbackMode = RTL819X_NO_LOOPBACK; + //priv->LoopbackMode = RTL819X_MAC_LOOPBACK; + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + ulRegRead = read_nic_dword(dev, CPU_GEN); + if(priv->LoopbackMode == RTL819X_NO_LOOPBACK) + { + ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET); + } + else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK ) + { + ulRegRead |= CPU_CCK_LOOPBACK; + } + else + { + RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n"); + } + + //2008.06.03, for WOL + //ulRegRead &= (~(CPU_GEN_GPIO_UART)); + write_nic_dword(dev, CPU_GEN, ulRegRead); + + // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily + udelay(500); + } + //3Set Hardware(Do nothing now) + rtl8192_hwconfig(dev); + //2======================================================= + // Common Setting for all of the FPGA platform. (part 1) + //2======================================================= + // If there is changes, please make sure it applies to all of the FPGA version + //3 Turn on Tx/Rx + write_nic_byte(dev, CMDR, CR_RE|CR_TE); + + //2Set Tx dma burst +#ifdef RTL8190P + write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) | \ + (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) | \ + (1<<MULRW_SHIFT))); +#else + #ifdef RTL8192E + write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |\ + (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) )); + #endif +#endif + //set IDR0 here + write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]); + write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]); + //set RCR + write_nic_dword(dev, RCR, priv->ReceiveConfig); + + //3 Initialize Number of Reserved Pages in Firmware Queue + #ifdef TO_DO_LIST + if(priv->bInHctTest) + { + PlatformEFIOWrite4Byte(Adapter, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\ + NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT); + PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT); + PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \ + NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\ + NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT); + } + else + #endif + { + write_nic_dword(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\ + NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \ + NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT); + write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT); + write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \ + NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\ + NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT); + } + + rtl8192_tx_enable(dev); + rtl8192_rx_enable(dev); + //3Set Response Rate Setting Register + // CCK rate is supported by default. + // CCK rate will be filtered out only when associated AP does not support it. + ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR)) | RATE_ALL_OFDM_AG | RATE_ALL_CCK; + write_nic_dword(dev, RRSR, ulRegRead); + write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK)); + + //2Set AckTimeout + // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily + write_nic_byte(dev, ACK_TIMEOUT, 0x30); + + //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode); + if(priv->ResetProgress == RESET_TYPE_NORESET) + rtl8192_SetWirelessMode(dev, priv->ieee80211->mode); + //----------------------------------------------------------------------------- + // Set up security related. 070106, by rcnjko: + // 1. Clear all H/W keys. + // 2. Enable H/W encryption/decryption. + //----------------------------------------------------------------------------- + CamResetAllEntry(dev); + { + u8 SECR_value = 0x0; + SECR_value |= SCR_TxEncEnable; + SECR_value |= SCR_RxDecEnable; + SECR_value |= SCR_NoSKMC; + write_nic_byte(dev, SECR, SECR_value); + } + //3Beacon related + write_nic_word(dev, ATIMWND, 2); + write_nic_word(dev, BCN_INTERVAL, 100); + for (i=0; i<QOS_QUEUE_NUM; i++) + write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332); + // + // Switching regulator controller: This is set temporarily. + // It's not sure if this can be removed in the future. + // PJ advised to leave it by default. + // + write_nic_byte(dev, 0xbe, 0xc0); + + //2======================================================= + // Set PHY related configuration defined in MAC register bank + //2======================================================= + rtl8192_phy_configmac(dev); + + if (priv->card_8192_version > (u8) VERSION_8190_BD) { + rtl8192_phy_getTxPower(dev); + rtl8192_phy_setTxPower(dev, priv->chan); + } + + //if D or C cut + tmpvalue = read_nic_byte(dev, IC_VERRSION); + priv->IC_Cut = tmpvalue; + RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut); + if(priv->IC_Cut >= IC_VersionCut_D) + { + //pHalData->bDcut = TRUE; + if(priv->IC_Cut == IC_VersionCut_D) + RT_TRACE(COMP_INIT, "D-cut\n"); + if(priv->IC_Cut == IC_VersionCut_E) + { + RT_TRACE(COMP_INIT, "E-cut\n"); + // HW SD suggest that we should not wirte this register too often, so driver + // should readback this register. This register will be modified only when + // power on reset + } + } + else + { + //pHalData->bDcut = FALSE; + RT_TRACE(COMP_INIT, "Before C-cut\n"); + } + +#if 1 + //Firmware download + RT_TRACE(COMP_INIT, "Load Firmware!\n"); + bfirmwareok = init_firmware(dev); + if(bfirmwareok != true) { + rtStatus = RT_STATUS_FAILURE; + return rtStatus; + } + RT_TRACE(COMP_INIT, "Load Firmware finished!\n"); +#endif + //RF config + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + RT_TRACE(COMP_INIT, "RF Config Started!\n"); + rtStatus = rtl8192_phy_RFConfig(dev); + if(rtStatus != RT_STATUS_SUCCESS) + { + RT_TRACE(COMP_ERR, "RF Config failed\n"); + return rtStatus; + } + RT_TRACE(COMP_INIT, "RF Config Finished!\n"); + } + rtl8192_phy_updateInitGain(dev); + + /*---- Set CCK and OFDM Block "ON"----*/ + rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1); + rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1); + +#ifdef RTL8192E + //Enable Led + write_nic_byte(dev, 0x87, 0x0); +#endif +#ifdef RTL8190P + //2008.06.03, for WOL + ucRegRead = read_nic_byte(dev, GPE); + ucRegRead |= BIT0; + write_nic_byte(dev, GPE, ucRegRead); + + ucRegRead = read_nic_byte(dev, GPO); + ucRegRead &= ~BIT0; + write_nic_byte(dev, GPO, ucRegRead); +#endif + + //2======================================================= + // RF Power Save + //2======================================================= +#ifdef ENABLE_IPS + +{ + if(priv->RegRfOff == TRUE) + { // User disable RF via registry. + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__); + MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW); +#if 0//cosa, ask SD3 willis and he doesn't know what is this for + // Those action will be discard in MgntActSet_RF_State because off the same state + for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++) + PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0); +#endif + } + else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS) + { // H/W or S/W RF OFF before sleep. + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason); + MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason); + } + else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS) + { // H/W or S/W RF OFF before sleep. + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason); + MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason); + } + else + { + RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__); + priv->ieee80211->eRFPowerState = eRfOn; + priv->ieee80211->RfOffReason = 0; + //DrvIFIndicateCurrentPhyStatus(Adapter); + // LED control + //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON); + + // + // If inactive power mode is enabled, disable rf while in disconnected state. + // But we should still tell upper layer we are in rf on state. + // 2007.07.16, by shien chang. + // + //if(!Adapter->bInHctTest) + //IPSEnter(Adapter); + + } +} +#endif + if(1){ +#ifdef RTL8192E + // We can force firmware to do RF-R/W + if(priv->ieee80211->FwRWRF) + priv->Rf_Mode = RF_OP_By_FW; + else + priv->Rf_Mode = RF_OP_By_SW_3wire; +#else + priv->Rf_Mode = RF_OP_By_SW_3wire; +#endif + } +#ifdef RTL8190P + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + dm_initialize_txpower_tracking(dev); + + tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord); + tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord); + + if(priv->rf_type == RF_2T4R){ + for(i = 0; i<TxBBGainTableLength; i++) + { + if(tmpRegA == priv->txbbgain_table[i].txbbgain_value) + { + priv->rfa_txpowertrackingindex= (u8)i; + priv->rfa_txpowertrackingindex_real= (u8)i; + priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex; + break; + } + } + } + for(i = 0; i<TxBBGainTableLength; i++) + { + if(tmpRegC == priv->txbbgain_table[i].txbbgain_value) + { + priv->rfc_txpowertrackingindex= (u8)i; + priv->rfc_txpowertrackingindex_real= (u8)i; + priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex; + break; + } + } + TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2); + + for(i=0 ; i<CCKTxBBGainTableLength ; i++) + { + if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0]) + { + priv->CCKPresentAttentuation_20Mdefault =(u8) i; + break; + } + } + priv->CCKPresentAttentuation_40Mdefault = 0; + priv->CCKPresentAttentuation_difference = 0; + priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault; + RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex); + RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real); + RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex); + RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real); + RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference); + RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation); + } +#else + #ifdef RTL8192E + if(priv->ResetProgress == RESET_TYPE_NORESET) + { + dm_initialize_txpower_tracking(dev); + + if(priv->IC_Cut >= IC_VersionCut_D) + { + tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord); + tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord); + for(i = 0; i<TxBBGainTableLength; i++) + { + if(tmpRegA == priv->txbbgain_table[i].txbbgain_value) + { + priv->rfa_txpowertrackingindex= (u8)i; + priv->rfa_txpowertrackingindex_real= (u8)i; + priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex; + break; + } + } + + TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2); + + for(i=0 ; i<CCKTxBBGainTableLength ; i++) + { + if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0]) + { + priv->CCKPresentAttentuation_20Mdefault =(u8) i; + break; + } + } + priv->CCKPresentAttentuation_40Mdefault = 0; + priv->CCKPresentAttentuation_difference = 0; + priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault; + RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex); + RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real); + RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference); + RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation); + priv->btxpower_tracking = FALSE;//TEMPLY DISABLE + } + } + #endif +#endif + rtl8192_irq_enable(dev); + priv->being_init_adapter = false; + return rtStatus; + +} + +void rtl8192_prepare_beacon(struct r8192_priv *priv) +{ + struct sk_buff *skb; + //unsigned long flags; + cb_desc *tcb_desc; + + skb = ieee80211_get_beacon(priv->ieee80211); + tcb_desc = (cb_desc *)(skb->cb + 8); + //printk("===========> %s\n", __FUNCTION__); + //spin_lock_irqsave(&priv->tx_lock,flags); + /* prepare misc info for the beacon xmit */ + tcb_desc->queue_index = BEACON_QUEUE; + /* IBSS does not support HT yet, use 1M defautly */ + tcb_desc->data_rate = 2; + tcb_desc->RATRIndex = 7; + tcb_desc->bTxDisableRateFallBack = 1; + tcb_desc->bTxUseDriverAssingedRate = 1; + + skb_push(skb, priv->ieee80211->tx_headroom); + if(skb){ + rtl8192_tx(priv->ieee80211->dev,skb); + } + //spin_unlock_irqrestore (&priv->tx_lock, flags); +} + + +/* this configures registers for beacon tx and enables it via + * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might + * be used to stop beacon transmission + */ +void rtl8192_start_beacon(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct ieee80211_network *net = &priv->ieee80211->current_network; + u16 BcnTimeCfg = 0; + u16 BcnCW = 6; + u16 BcnIFS = 0xf; + + DMESG("Enabling beacon TX"); + //rtl8192_prepare_beacon(dev); + rtl8192_irq_disable(dev); + //rtl8192_beacon_tx_enable(dev); + + /* ATIM window */ + write_nic_word(dev, ATIMWND, 2); + + /* Beacon interval (in unit of TU) */ + write_nic_word(dev, BCN_INTERVAL, net->beacon_interval); + + /* + * DrvErlyInt (in unit of TU). + * (Time to send interrupt to notify driver to c + * hange beacon content) + * */ + write_nic_word(dev, BCN_DRV_EARLY_INT, 10); + + /* + * BcnDMATIM(in unit of us). + * Indicates the time before TBTT to perform beacon queue DMA + * */ + write_nic_word(dev, BCN_DMATIME, 256); + + /* + * Force beacon frame transmission even after receiving + * beacon frame from other ad hoc STA + * */ + write_nic_byte(dev, BCN_ERR_THRESH, 100); + + /* Set CW and IFS */ + BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT; + BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS; + write_nic_word(dev, BCN_TCFG, BcnTimeCfg); + + + /* enable the interrupt for ad-hoc process */ + rtl8192_irq_enable(dev); +} +/*************************************************************************** + -------------------------------NET STUFF--------------------------- +***************************************************************************/ + + + +static bool HalTxCheckStuck8190Pci(struct net_device *dev) +{ + u16 RegTxCounter = read_nic_word(dev, 0x128); + struct r8192_priv *priv = ieee80211_priv(dev); + bool bStuck = FALSE; + RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter); + if(priv->TxCounter==RegTxCounter) + bStuck = TRUE; + + priv->TxCounter = RegTxCounter; + + return bStuck; +} + +/* +* <Assumption: RT_TX_SPINLOCK is acquired.> +* First added: 2006.11.19 by emily +*/ +static RESET_TYPE +TxCheckStuck(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 QueueID; + ptx_ring head=NULL,tail=NULL,txring = NULL; + u8 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE; + bool bCheckFwTxCnt = false; + //unsigned long flags; + + // + // Decide Stuch threshold according to current power save mode + // + //printk("++++++++++++>%s()\n",__FUNCTION__); + switch (priv->ieee80211->dot11PowerSaveMode) + { + // The threshold value may required to be adjusted . + case eActive: // Active/Continuous access. + ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL; + break; + case eMaxPs: // Max power save mode. + ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE; + break; + case eFastPs: // Fast power save mode. + ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE; + break; + } + + // + // Check whether specific tcb has been queued for a specific time + // + for(QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++) + { + + + if(QueueID == TXCMD_QUEUE) + continue; + + switch(QueueID) { + case MGNT_QUEUE: + tail=priv->txmapringtail; + head=priv->txmapringhead; + break; + + case BK_QUEUE: + tail=priv->txbkpringtail; + head=priv->txbkpringhead; + break; + + case BE_QUEUE: + tail=priv->txbepringtail; + head=priv->txbepringhead; + break; + + case VI_QUEUE: + tail=priv->txvipringtail; + head=priv->txvipringhead; + break; + + case VO_QUEUE: + tail=priv->txvopringtail; + head=priv->txvopringhead; + break; + + default: + tail=head=NULL; + break; + } + + if(tail == head) + continue; + else + { + txring = head; + if(txring == NULL) + { + RT_TRACE(COMP_ERR,"%s():txring is NULL , BUG!\n",__FUNCTION__); + continue; + } + txring->nStuckCount++; + bCheckFwTxCnt = TRUE; + } + } +#if 1 + if(bCheckFwTxCnt) + { + if(HalTxCheckStuck8190Pci(dev)) + { + RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n"); + return RESET_TYPE_SILENT; + } + } +#endif + return RESET_TYPE_NORESET; +} + + +static bool HalRxCheckStuck8190Pci(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u16 RegRxCounter = read_nic_word(dev, 0x130); + bool bStuck = FALSE; + static u8 rx_chk_cnt = 0; + RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter); + // If rssi is small, we should check rx for long time because of bad rx. + // or maybe it will continuous silent reset every 2 seconds. + rx_chk_cnt++; + if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5)) + { + rx_chk_cnt = 0; //high rssi, check rx stuck right now. + } + else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) && + ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) || + (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) ) + + { + if(rx_chk_cnt < 2) + { + return bStuck; + } + else + { + rx_chk_cnt = 0; + } + } + else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) || + (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) && + priv->undecorated_smoothed_pwdb >= VeryLowRSSI) + { + if(rx_chk_cnt < 4) + { + //DbgPrint("RSSI < %d && RSSI >= %d, no check this time \n", RateAdaptiveTH_Low, VeryLowRSSI); + return bStuck; + } + else + { + rx_chk_cnt = 0; + //DbgPrint("RSSI < %d && RSSI >= %d, check this time \n", RateAdaptiveTH_Low, VeryLowRSSI); + } + } + else + { + if(rx_chk_cnt < 8) + { + //DbgPrint("RSSI <= %d, no check this time \n", VeryLowRSSI); + return bStuck; + } + else + { + rx_chk_cnt = 0; + //DbgPrint("RSSI <= %d, check this time \n", VeryLowRSSI); + } + } + if(priv->RxCounter==RegRxCounter) + bStuck = TRUE; + + priv->RxCounter = RegRxCounter; + + return bStuck; +} + +static RESET_TYPE RxCheckStuck(struct net_device *dev) +{ + + if(HalRxCheckStuck8190Pci(dev)) + { + RT_TRACE(COMP_RESET, "RxStuck Condition\n"); + return RESET_TYPE_SILENT; + } + + return RESET_TYPE_NORESET; +} + +static RESET_TYPE +rtl819x_ifcheck_resetornot(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + RESET_TYPE TxResetType = RESET_TYPE_NORESET; + RESET_TYPE RxResetType = RESET_TYPE_NORESET; + RT_RF_POWER_STATE rfState; + + rfState = priv->ieee80211->eRFPowerState; + + TxResetType = TxCheckStuck(dev); +#if 1 + if( rfState != eRfOff && + /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/ + (priv->ieee80211->iw_mode != IW_MODE_ADHOC)) + { + // If driver is in the status of firmware download failure , driver skips RF initialization and RF is + // in turned off state. Driver should check whether Rx stuck and do silent reset. And + // if driver is in firmware download failure status, driver should initialize RF in the following + // silent reset procedure Emily, 2008.01.21 + + // Driver should not check RX stuck in IBSS mode because it is required to + // set Check BSSID in order to send beacon, however, if check BSSID is + // set, STA cannot hear any packet a all. Emily, 2008.04.12 + RxResetType = RxCheckStuck(dev); + } +#endif + + RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType); + if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL) + return RESET_TYPE_NORMAL; + else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT) + return RESET_TYPE_SILENT; + else + return RESET_TYPE_NORESET; + +} + + +static void CamRestoreAllEntry(struct net_device *dev) +{ + u8 EntryId = 0; + struct r8192_priv *priv = ieee80211_priv(dev); + u8* MacAddr = priv->ieee80211->current_network.bssid; + + static u8 CAM_CONST_ADDR[4][6] = { + {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, + {0x00, 0x00, 0x00, 0x00, 0x00, 0x01}, + {0x00, 0x00, 0x00, 0x00, 0x00, 0x02}, + {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}}; + static u8 CAM_CONST_BROAD[] = + {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + + RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n"); + + + if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)|| + (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104)) + { + + for(EntryId=0; EntryId<4; EntryId++) + { + { + MacAddr = CAM_CONST_ADDR[EntryId]; + setKey(dev, + EntryId , + EntryId, + priv->ieee80211->pairwise_key_type, + MacAddr, + 0, + NULL); + } + } + + } + else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP) + { + + { + if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) + setKey(dev, + 4, + 0, + priv->ieee80211->pairwise_key_type, + (u8*)dev->dev_addr, + 0, + NULL); + else + setKey(dev, + 4, + 0, + priv->ieee80211->pairwise_key_type, + MacAddr, + 0, + NULL); + } + } + else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP) + { + + { + if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) + setKey(dev, + 4, + 0, + priv->ieee80211->pairwise_key_type, + (u8*)dev->dev_addr, + 0, + NULL); + else + setKey(dev, + 4, + 0, + priv->ieee80211->pairwise_key_type, + MacAddr, + 0, + NULL); + } + } + + + + if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP) + { + MacAddr = CAM_CONST_BROAD; + for(EntryId=1 ; EntryId<4 ; EntryId++) + { + { + setKey(dev, + EntryId, + EntryId, + priv->ieee80211->group_key_type, + MacAddr, + 0, + NULL); + } + } + if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) + setKey(dev, + 0, + 0, + priv->ieee80211->group_key_type, + CAM_CONST_ADDR[0], + 0, + NULL); + } + else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP) + { + MacAddr = CAM_CONST_BROAD; + for(EntryId=1; EntryId<4 ; EntryId++) + { + { + setKey(dev, + EntryId , + EntryId, + priv->ieee80211->group_key_type, + MacAddr, + 0, + NULL); + } + } + + if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) + setKey(dev, + 0 , + 0, + priv->ieee80211->group_key_type, + CAM_CONST_ADDR[0], + 0, + NULL); + } +} + +void rtl8192_cancel_deferred_work(struct r8192_priv* priv); +int _rtl8192_up(struct net_device *dev); + +/* + * This function is used to fix Tx/Rx stop bug temporarily. + * This function will do "system reset" to NIC when Tx or Rx is stuck. + * The method checking Tx/Rx stuck of this function is supported by FW, + * which reports Tx and Rx counter to register 0x128 and 0x130. + * */ +static void rtl819x_ifsilentreset(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + u8 reset_times = 0; + int reset_status = 0; + struct ieee80211_device *ieee = priv->ieee80211; + + + // 2007.07.20. If we need to check CCK stop, please uncomment this line. + //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter); + + if(priv->ResetProgress==RESET_TYPE_NORESET) + { +RESET_START: + + RT_TRACE(COMP_RESET,"=========>Reset progress!! \n"); + + // Set the variable for reset. + priv->ResetProgress = RESET_TYPE_SILENT; +// rtl8192_close(dev); +#if 1 + down(&priv->wx_sem); + if(priv->up == 0) + { + RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__); + up(&priv->wx_sem); + return ; + } + priv->up = 0; + RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__); + if(!netif_queue_stopped(dev)) + netif_stop_queue(dev); + + dm_backup_dynamic_mechanism_state(dev); + + rtl8192_irq_disable(dev); + rtl8192_cancel_deferred_work(priv); + deinit_hal_dm(dev); + del_timer_sync(&priv->watch_dog_timer); + ieee->sync_scan_hurryup = 1; + if(ieee->state == IEEE80211_LINKED) + { + down(&ieee->wx_sem); + printk("ieee->state is IEEE80211_LINKED\n"); + ieee80211_stop_send_beacons(priv->ieee80211); + del_timer_sync(&ieee->associate_timer); + cancel_delayed_work(&ieee->associate_retry_wq); + ieee80211_stop_scan(ieee); + netif_carrier_off(dev); + up(&ieee->wx_sem); + } + else{ + printk("ieee->state is NOT LINKED\n"); + ieee80211_softmac_stop_protocol(priv->ieee80211); + } + rtl8192_rtx_disable(dev); + up(&priv->wx_sem); + RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__); + RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__); + reset_status = _rtl8192_up(dev); + + RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__); + if(reset_status == -1) + { + if(reset_times < 3) + { + reset_times++; + goto RESET_START; + } + else + { + RT_TRACE(COMP_ERR," ERR!!! %s(): Reset Failed!!\n",__FUNCTION__); + } + } +#endif + ieee->is_silent_reset = 1; +#if 1 + EnableHWSecurityConfig8192(dev); +#if 1 + if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA) + { + ieee->set_chan(ieee->dev, ieee->current_network.channel); + +#if 1 + queue_work(ieee->wq, &ieee->associate_complete_wq); +#endif + + } + else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC) + { + ieee->set_chan(ieee->dev, ieee->current_network.channel); + ieee->link_change(ieee->dev); + + // notify_wx_assoc_event(ieee); + + ieee80211_start_send_beacons(ieee); + + if (ieee->data_hard_resume) + ieee->data_hard_resume(ieee->dev); + netif_carrier_on(ieee->dev); + } +#endif + + CamRestoreAllEntry(dev); + + // Restore the previous setting for all dynamic mechanism + dm_restore_dynamic_mechanism_state(dev); + + priv->ResetProgress = RESET_TYPE_NORESET; + priv->reset_count++; + + priv->bForcedSilentReset =false; + priv->bResetInProgress = false; + + // For test --> force write UFWP. + write_nic_byte(dev, UFWP, 1); + RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count); +#endif + } +} + +#ifdef ENABLE_IPS +void InactivePsWorkItemCallback(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl)); + //u8 index = 0; + + RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n"); + // + // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem + // is really scheduled. + // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the + // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing + // blocks the IPS procedure of switching RF. + // By Bruce, 2007-12-25. + // + pPSC->bSwRfProcessing = TRUE; + + RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n", \ + pPSC->eInactivePowerState == eRfOff?"OFF":"ON"); + + + MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS); + + // + // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20. + // + pPSC->bSwRfProcessing = FALSE; + RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n"); +} + +// +// Description: +// Enter the inactive power save mode. RF will be off +// 2007.08.17, by shien chang. +// +void +IPSEnter(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl)); + RT_RF_POWER_STATE rtState; + + if (pPSC->bInactivePs) + { + rtState = priv->ieee80211->eRFPowerState; + // + // Added by Bruce, 2007-12-25. + // Do not enter IPS in the following conditions: + // (1) RF is already OFF or Sleep + // (2) bSwRfProcessing (indicates the IPS is still under going) + // (3) Connectted (only disconnected can trigger IPS) + // (4) IBSS (send Beacon) + // (5) AP mode (send Beacon) + // + if (rtState == eRfOn && !pPSC->bSwRfProcessing + && (priv->ieee80211->state != IEEE80211_LINKED) ) + { + RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n"); + pPSC->eInactivePowerState = eRfOff; +// queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem)); + InactivePsWorkItemCallback(dev); + } + } +} + +// +// Description: +// Leave the inactive power save mode, RF will be on. +// 2007.08.17, by shien chang. +// +void +IPSLeave(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl)); + RT_RF_POWER_STATE rtState; + + if (pPSC->bInactivePs) + { + rtState = priv->ieee80211->eRFPowerState; + if (rtState != eRfOn && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS) + { + RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n"); + pPSC->eInactivePowerState = eRfOn; +// queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem)); + InactivePsWorkItemCallback(dev); + } + } +} +#endif + +static void rtl819x_update_rxcounts( + struct r8192_priv *priv, + u32* TotalRxBcnNum, + u32* TotalRxDataNum +) +{ + u16 SlotIndex; + u8 i; + + *TotalRxBcnNum = 0; + *TotalRxDataNum = 0; + + SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum); + priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod; + priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod; + for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){ + *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i]; + *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i]; + } +} + + +void rtl819x_watchdog_wqcallback(struct work_struct *work) +{ + struct delayed_work *dwork = container_of(work,struct delayed_work,work); + struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq); + struct net_device *dev = priv->ieee80211->dev; + struct ieee80211_device* ieee = priv->ieee80211; + RESET_TYPE ResetType = RESET_TYPE_NORESET; + static u8 check_reset_cnt=0; + unsigned long flags; + bool bBusyTraffic = false; + static u8 last_time = 0; + if(!priv->up) + return; + hal_dm_watchdog(dev); +#ifdef ENABLE_IPS +// printk("watch_dog ENABLE_IPS\n"); + if(ieee->actscanning == false){ + if((ieee->iw_mode != IW_MODE_ADHOC) && (ieee->state == IEEE80211_NOLINK) && (ieee->beinretry == false) && (ieee->eRFPowerState == eRfOn) && !ieee->is_set_key){ + if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){ + printk("====================>haha:IPSEnter()\n"); + IPSEnter(dev); + //ieee80211_stop_scan(priv->ieee80211); + } + } + } +#endif + {//to get busy traffic condition + if(ieee->state == IEEE80211_LINKED) + { + if( ieee->LinkDetectInfo.NumRxOkInPeriod> 666 || + ieee->LinkDetectInfo.NumTxOkInPeriod> 666 ) { + bBusyTraffic = true; + } + + } + ieee->LinkDetectInfo.NumRxOkInPeriod = 0; + ieee->LinkDetectInfo.NumTxOkInPeriod = 0; + ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic; + } + + + //added by amy for AP roaming + if (1) + { + if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA) + { + u32 TotalRxBcnNum = 0; + u32 TotalRxDataNum = 0; + + rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum); + if((TotalRxBcnNum+TotalRxDataNum) == 0) + { + if( ieee->eRFPowerState == eRfOff) + RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__); + printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__); + // Dot11d_Reset(dev); + ieee->state = IEEE80211_ASSOCIATING; + notify_wx_assoc_event(priv->ieee80211); + RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid); + ieee->is_roaming = true; + ieee->is_set_key = false; + ieee->link_change(dev); + queue_work(ieee->wq, &ieee->associate_procedure_wq); + } + } + ieee->LinkDetectInfo.NumRecvBcnInPeriod=0; + ieee->LinkDetectInfo.NumRecvDataInPeriod=0; + + } + //check if reset the driver + spin_lock_irqsave(&priv->tx_lock,flags); + if(check_reset_cnt++ >= 3 && !ieee->is_roaming && (last_time != 1)) + { + ResetType = rtl819x_ifcheck_resetornot(dev); + check_reset_cnt = 3; + //DbgPrint("Start to check silent reset\n"); + } + spin_unlock_irqrestore(&priv->tx_lock,flags); + if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL) + { + priv->ResetProgress = RESET_TYPE_NORMAL; + RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__); + return; + } + /* disable silent reset temply 2008.9.11*/ +#if 1 + if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo + { + last_time = 1; + rtl819x_ifsilentreset(dev); + } + else + last_time = 0; +#endif + priv->force_reset = false; + priv->bForcedSilentReset = false; + priv->bResetInProgress = false; + RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n"); + +} + +void watch_dog_timer_callback(unsigned long data) +{ + struct r8192_priv *priv = ieee80211_priv((struct net_device *) data); + queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0); + mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME)); + +} +int _rtl8192_up(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + //int i; + RT_STATUS init_status = RT_STATUS_SUCCESS; + priv->up=1; + priv->ieee80211->ieee_up=1; + RT_TRACE(COMP_INIT, "Bringing up iface"); + + init_status = rtl8192_adapter_start(dev); + if(init_status != RT_STATUS_SUCCESS) + { + RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__); + return -1; + } + RT_TRACE(COMP_INIT, "start adapter finished\n"); +#ifdef RTL8192E + if(priv->ieee80211->eRFPowerState!=eRfOn) + MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason); +#endif + if(priv->ieee80211->state != IEEE80211_LINKED) + ieee80211_softmac_start_protocol(priv->ieee80211); + ieee80211_reset_queue(priv->ieee80211); + watch_dog_timer_callback((unsigned long) dev); + if(!netif_queue_stopped(dev)) + netif_start_queue(dev); + else + netif_wake_queue(dev); + + return 0; +} + + +static int rtl8192_open(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + int ret; + + down(&priv->wx_sem); + ret = rtl8192_up(dev); + up(&priv->wx_sem); + return ret; + +} + + +int rtl8192_up(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + if (priv->up == 1) return -1; + + return _rtl8192_up(dev); +} + + +static int rtl8192_close(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + int ret; + + down(&priv->wx_sem); + + ret = rtl8192_down(dev); + + up(&priv->wx_sem); + + return ret; + +} + +int rtl8192_down(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); +// int i; +#if 0 + u8 ucRegRead; + u32 ulRegRead; +#endif + if (priv->up == 0) return -1; + + priv->up=0; + priv->ieee80211->ieee_up = 0; + RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__); +/* FIXME */ + if (!netif_queue_stopped(dev)) + netif_stop_queue(dev); + + rtl8192_irq_disable(dev); +#if 0 + if(!priv->ieee80211->bSupportRemoteWakeUp) { + MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT); + // 2006.11.30. System reset bit + ulRegRead = read_nic_dword(dev, CPU_GEN); + ulRegRead|=CPU_GEN_SYSTEM_RESET; + write_nic_dword(dev, CPU_GEN, ulRegRead); + } else { + //2008.06.03 for WOL + write_nic_dword(dev, WFCRC0, 0xffffffff); + write_nic_dword(dev, WFCRC1, 0xffffffff); + write_nic_dword(dev, WFCRC2, 0xffffffff); +#ifdef RTL8190P + //GPIO 0 = TRUE + ucRegRead = read_nic_byte(dev, GPO); + ucRegRead |= BIT0; + write_nic_byte(dev, GPO, ucRegRead); +#endif + //Write PMR register + write_nic_byte(dev, PMR, 0x5); + //Disable tx, enanble rx + write_nic_byte(dev, MacBlkCtrl, 0xa); + } +#endif +// flush_scheduled_work(); + rtl8192_cancel_deferred_work(priv); + deinit_hal_dm(dev); + del_timer_sync(&priv->watch_dog_timer); + + ieee80211_softmac_stop_protocol(priv->ieee80211); +#ifdef ENABLE_IPS + MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT); +#endif + rtl8192_rtx_disable(dev); + memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list)); + + RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__); + + return 0; +} + + +void rtl8192_commit(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + + if (priv->up == 0) return ; + + + ieee80211_softmac_stop_protocol(priv->ieee80211); + + rtl8192_irq_disable(dev); + rtl8192_rtx_disable(dev); + _rtl8192_up(dev); +} + +void rtl8192_restart(struct work_struct *work) +{ + struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq); + struct net_device *dev = priv->ieee80211->dev; + + down(&priv->wx_sem); + + rtl8192_commit(dev); + + up(&priv->wx_sem); +} + +static void r8192_set_multicast(struct net_device *dev) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + short promisc; + + //down(&priv->wx_sem); + + /* FIXME FIXME */ + + promisc = (dev->flags & IFF_PROMISC) ? 1:0; + + if (promisc != priv->promisc) { + ; + // rtl8192_commit(dev); + } + + priv->promisc = promisc; + + //schedule_work(&priv->reset_wq); + //up(&priv->wx_sem); +} + + +static int r8192_set_mac_adr(struct net_device *dev, void *mac) +{ + struct r8192_priv *priv = ieee80211_priv(dev); + struct sockaddr *addr = mac; + + down(&priv->wx_sem); + + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); + + schedule_work(&priv->reset_wq); + up(&priv->wx_sem); + + return 0; +} + +/* based on ipw2200 driver */ +static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct iwreq *wrq = (struct iwreq *)rq; + int ret=-1; + struct ieee80211_device *ieee = priv->ieee80211; + u32 key[4]; + u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff}; + struct iw_point *p = &wrq->u.data; + struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer; + + down(&priv->wx_sem); + + + if (p->length < sizeof(struct ieee_param) || !p->pointer){ + ret = -EINVAL; + goto out; + } + + ipw = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL); + if (ipw == NULL){ + ret = -ENOMEM; + goto out; + } + if (copy_from_user(ipw, p->pointer, p->length)) { + kfree(ipw); + ret = -EFAULT; + goto out; + } + + switch (cmd) { + case RTL_IOCTL_WPA_SUPPLICANT: + //parse here for HW security + if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION) + { + if (ipw->u.crypt.set_tx) + { + if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) + ieee->pairwise_key_type = KEY_TYPE_CCMP; + else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) + ieee->pairwise_key_type = KEY_TYPE_TKIP; + else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) + { + if (ipw->u.crypt.key_len == 13) + ieee->pairwise_key_type = KEY_TYPE_WEP104; + else if (ipw->u.crypt.key_len == 5) + ieee->pairwise_key_type = KEY_TYPE_WEP40; + } + else + ieee->pairwise_key_type = KEY_TYPE_NA; + + if (ieee->pairwise_key_type) + { + memcpy((u8*)key, ipw->u.crypt.key, 16); + EnableHWSecurityConfig8192(dev); + //we fill both index entry and 4th entry for pairwise key as in IPW interface, adhoc will only get here, so we need index entry for its default key serching! + //added by WB. + setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key); + if (ieee->auth_mode != 2) //LEAP WEP will never set this. + setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key); + } + if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){ + write_nic_byte(dev, 0x173, 1); //fix aes bug + } + + } + else //if (ipw->u.crypt.idx) //group key use idx > 0 + { + memcpy((u8*)key, ipw->u.crypt.key, 16); + if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) + ieee->group_key_type= KEY_TYPE_CCMP; + else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) + ieee->group_key_type = KEY_TYPE_TKIP; + else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) + { + if (ipw->u.crypt.key_len == 13) + ieee->group_key_type = KEY_TYPE_WEP104; + else if (ipw->u.crypt.key_len == 5) + ieee->group_key_type = KEY_TYPE_WEP40; + } + else + ieee->group_key_type = KEY_TYPE_NA; + + if (ieee->group_key_type) + { + setKey( dev, + ipw->u.crypt.idx, + ipw->u.crypt.idx, //KeyIndex + ieee->group_key_type, //KeyType + broadcast_addr, //MacAddr + 0, //DefaultKey + key); //KeyContent + } + } + } +#ifdef JOHN_DEBUG + //john's test 0711 + { + int i; + printk("@@ wrq->u pointer = "); + for(i=0;i<wrq->u.data.length;i++){ + if(i%10==0) printk("\n"); + printk( "%8x|", ((u32*)wrq->u.data.pointer)[i] ); + } + printk("\n"); + } +#endif /*JOHN_DEBUG*/ + ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data); + break; + + default: + ret = -EOPNOTSUPP; + break; + } + + kfree(ipw); +out: + up(&priv->wx_sem); + + return ret; +} + +static u8 HwRateToMRate90(bool bIsHT, u8 rate) +{ + u8 ret_rate = 0x02; + + if(!bIsHT) { + switch(rate) { + case DESC90_RATE1M: ret_rate = MGN_1M; break; + case DESC90_RATE2M: ret_rate = MGN_2M; break; + case DESC90_RATE5_5M: ret_rate = MGN_5_5M; break; + case DESC90_RATE11M: ret_rate = MGN_11M; break; + case DESC90_RATE6M: ret_rate = MGN_6M; break; + case DESC90_RATE9M: ret_rate = MGN_9M; break; + case DESC90_RATE12M: ret_rate = MGN_12M; break; + case DESC90_RATE18M: ret_rate = MGN_18M; break; + case DESC90_RATE24M: ret_rate = MGN_24M; break; + case DESC90_RATE36M: ret_rate = MGN_36M; break; + case DESC90_RATE48M: ret_rate = MGN_48M; break; + case DESC90_RATE54M: ret_rate = MGN_54M; break; + + default: + RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT); + break; + } + + } else { + switch(rate) { + case DESC90_RATEMCS0: ret_rate = MGN_MCS0; break; + case DESC90_RATEMCS1: ret_rate = MGN_MCS1; break; + case DESC90_RATEMCS2: ret_rate = MGN_MCS2; break; + case DESC90_RATEMCS3: ret_rate = MGN_MCS3; break; + case DESC90_RATEMCS4: ret_rate = MGN_MCS4; break; + case DESC90_RATEMCS5: ret_rate = MGN_MCS5; break; + case DESC90_RATEMCS6: ret_rate = MGN_MCS6; break; + case DESC90_RATEMCS7: ret_rate = MGN_MCS7; break; + case DESC90_RATEMCS8: ret_rate = MGN_MCS8; break; + case DESC90_RATEMCS9: ret_rate = MGN_MCS9; break; + case DESC90_RATEMCS10: ret_rate = MGN_MCS10; break; + case DESC90_RATEMCS11: ret_rate = MGN_MCS11; break; + case DESC90_RATEMCS12: ret_rate = MGN_MCS12; break; + case DESC90_RATEMCS13: ret_rate = MGN_MCS13; break; + case DESC90_RATEMCS14: ret_rate = MGN_MCS14; break; + case DESC90_RATEMCS15: ret_rate = MGN_MCS15; break; + case DESC90_RATEMCS32: ret_rate = (0x80|0x20); break; + + default: + RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT); + break; + } + } + + return ret_rate; +} + +/** + * Function: UpdateRxPktTimeStamp + * Overview: Recored down the TSF time stamp when receiving a packet + * + * Input: + * PADAPTER Adapter + * PRT_RFD pRfd, + * + * Output: + * PRT_RFD pRfd + * (pRfd->Status.TimeStampHigh is updated) + * (pRfd->Status.TimeStampLow is updated) + * Return: + * None + */ +static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + if(stats->bIsAMPDU && !stats->bFirstMPDU) { + stats->mac_time[0] = priv->LastRxDescTSFLow; + stats->mac_time[1] = priv->LastRxDescTSFHigh; + } else { + priv->LastRxDescTSFLow = stats->mac_time[0]; + priv->LastRxDescTSFHigh = stats->mac_time[1]; + } +} + +static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index. +{ + long signal_power; // in dBm. + + // Translate to dBm (x=0.5y-95). + signal_power = (long)((signal_strength_index + 1) >> 1); + signal_power -= 95; + + return signal_power; +} + +// +// Description: +// Update Rx signal related information in the packet reeived +// to RxStats. User application can query RxStats to realize +// current Rx signal status. +// +// Assumption: +// In normal operation, user only care about the information of the BSS +// and we shall invoke this function if the packet received is from the BSS. +// +static void +rtl819x_update_rxsignalstatistics8190pci( + struct r8192_priv * priv, + struct ieee80211_rx_stats * pprevious_stats + ) +{ + int weighting = 0; + + //2 <ToDo> Update Rx Statistics (such as signal strength and signal quality). + + // Initila state + if(priv->stats.recv_signal_power == 0) + priv->stats.recv_signal_power = pprevious_stats->RecvSignalPower; + + // To avoid the past result restricting the statistics sensitivity, weight the current power (5/6) to speed up the + // reaction of smoothed Signal Power. + if(pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power) + weighting = 5; + else if(pprevious_stats->RecvSignalPower < priv->stats.recv_signal_power) + weighting = (-5); + // + // We need more correct power of received packets and the "SignalStrength" of RxStats have been beautified or translated, + // so we record the correct power in Dbm here. By Bruce, 2008-03-07. + // + priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 + pprevious_stats->RecvSignalPower + weighting) / 6; +} + +static void +rtl8190_process_cck_rxpathsel( + struct r8192_priv * priv, + struct ieee80211_rx_stats * pprevious_stats + ) +{ +#ifdef RTL8190P //Only 90P 2T4R need to check + char last_cck_adc_pwdb[4]={0,0,0,0}; + u8 i; +//cosa add for Rx path selection + if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable) + { + if(pprevious_stats->bIsCCK && + (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon)) + { + /* record the cck adc_pwdb to the sliding window. */ + if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX) + { + priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX; + for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++) + { + last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index]; + priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i]; + } + } + for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++) + { + priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i]; + priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i]; + } + priv->stats.cck_adc_pwdb.index++; + if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX) + priv->stats.cck_adc_pwdb.index = 0; + + for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++) + { + DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum; + } + + for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++) + { + if(pprevious_stats->cck_adc_pwdb[i] > (char)priv->undecorated_smoothed_cck_adc_pwdb[i]) + { + priv->undecorated_smoothed_cck_adc_pwdb[i] = + ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) + + (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor); + priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1; + } + else + { + priv->undecorated_smoothed_cck_adc_pwdb[i] = + ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) + + (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor); + } + } + } + } +#endif +} + + +/* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to + be a local static. Otherwise, it may increase when we return from S3/S4. The + value will be kept in memory or disk. We must delcare the value in adapter + and it will be reinitialized when return from S3/S4. */ +static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats) +{ + bool bcheck = false; + u8 rfpath; + u32 nspatial_stream, tmp_val; + //u8 i; + static u32 slide_rssi_index=0, slide_rssi_statistics=0; + static u32 slide_evm_index=0, slide_evm_statistics=0; + static u32 last_rssi=0, last_evm=0; + //cosa add for rx path selection +// static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0; +// static char last_cck_adc_pwdb[4]={0,0,0,0}; + //cosa add for beacon rssi smoothing + static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0; + static u32 last_beacon_adc_pwdb=0; + + struct ieee80211_hdr_3addr *hdr; + u16 sc ; + unsigned int frag,seq; + hdr = (struct ieee80211_hdr_3addr *)buffer; + sc = le16_to_cpu(hdr->seq_ctl); + frag = WLAN_GET_SEQ_FRAG(sc); + seq = WLAN_GET_SEQ_SEQ(sc); + //cosa add 04292008 to record the sequence number + pcurrent_stats->Seq_Num = seq; + // + // Check whether we should take the previous packet into accounting + // + if(!pprevious_stats->bIsAMPDU) + { + // if previous packet is not aggregated packet + bcheck = true; + }else + { +//remve for that we don't use AMPDU to calculate PWDB,because the reported PWDB of some AP is fault. +#if 0 + // if previous packet is aggregated packet, and current packet + // (1) is not AMPDU + // (2) is the first packet of one AMPDU + // that means the previous packet is the last one aggregated packet + if( !pcurrent_stats->bIsAMPDU || pcurrent_stats->bFirstMPDU) + bcheck = true; +#endif + } + + if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX) + { + slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX; + last_rssi = priv->stats.slide_signal_strength[slide_rssi_index]; + priv->stats.slide_rssi_total -= last_rssi; + } + priv->stats.slide_rssi_total += pprevious_stats->SignalStrength; + + priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength; + if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX) + slide_rssi_index = 0; + + // <1> Showed on UI for user, in dbm + tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics; + priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val); + pcurrent_stats->rssi = priv->stats.signal_strength; + // + // If the previous packet does not match the criteria, neglect it + // + if(!pprevious_stats->bPacketMatchBSSID) + { + if(!pprevious_stats->bToSelfBA) + return; + } + + if(!bcheck) + return; + + rtl8190_process_cck_rxpathsel(priv,pprevious_stats); + + // + // Check RSSI + // + priv->stats.num_process_phyinfo++; +#if 0 + /* record the general signal strength to the sliding window. */ + if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX) + { + slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX; + last_rssi = priv->stats.slide_signal_strength[slide_rssi_index]; + priv->stats.slide_rssi_total -= last_rssi; + } + priv->stats.slide_rssi_total += pprevious_stats->SignalStrength; + + priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength; + if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX) + slide_rssi_index = 0; + + // <1> Showed on UI for user, in dbm + tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics; + priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val); + +#endif + // <2> Showed on UI for engineering + // hardware does not provide rssi information for each rf path in CCK + if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf) + { + for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++) + { + if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath)) + continue; + RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] ); + //Fixed by Jacken 2008-03-20 + if(priv->stats.rx_rssi_percentage[rfpath] == 0) + { + priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath]; + //DbgPrint("MIMO RSSI initialize \n"); + } + if(pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath]) + { + priv->stats.rx_rssi_percentage[rfpath] = + ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) + + (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor); + priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1; + } + else + { + priv->stats.rx_rssi_percentage[rfpath] = + ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) + + (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor); + } + RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] ); + } + } + + + // + // Check PWDB. + // + //cosa add for beacon rssi smoothing by average. + if(pprevious_stats->bPacketBeacon) + { + /* record the beacon pwdb to the sliding window. */ + if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX) + { + slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX; + last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index]; + priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb; + //DbgPrint("slide_beacon_adc_pwdb_index = %d, last_beacon_adc_pwdb = %d, Adapter->RxStats.Slide_Beacon_Total = %d\n", + // slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total); + } + priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll; + priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll; + //DbgPrint("slide_beacon_adc_pwdb_index = %d, pPreviousRfd->Status.RxPWDBAll = %d\n", slide_beacon_adc_pwdb_index, pPreviousRfd->Status.RxPWDBAll); + slide_beacon_adc_pwdb_index++; + if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX) + slide_beacon_adc_pwdb_index = 0; + pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics; + if(pprevious_stats->RxPWDBAll >= 3) + pprevious_stats->RxPWDBAll -= 3; + } + + RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n", + pprevious_stats->bIsCCK? "CCK": "OFDM", + pprevious_stats->RxPWDBAll); + + if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA) + { + if(priv->undecorated_smoothed_pwdb < 0) // initialize + { + priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll; + //DbgPrint("First pwdb initialize \n"); + } +#if 1 + if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb) + { + priv->undecorated_smoothed_pwdb = + ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) + + (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor); + priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1; + } + else + { + priv->undecorated_smoothed_pwdb = + ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) + + (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor); + } +#else + //Fixed by Jacken 2008-03-20 + if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB) + { + pHalData->UndecoratedSmoothedPWDB = + ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6; + pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1; + } + else + { + pHalData->UndecoratedSmoothedPWDB = + ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6; + } +#endif + rtl819x_update_rxsignalstatistics8190pci(priv,pprevious_stats); + } + + // + // Check EVM + // + /* record the general EVM to the sliding window. */ + if(pprevious_stats->SignalQuality == 0) + { + } + else + { + if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){ + if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){ + slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX; + last_evm = priv->stats.slide_evm[slide_evm_index]; + priv->stats.slide_evm_total -= last_evm; + } + + priv->stats.slide_evm_total += pprevious_stats->SignalQuality; + + priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality; + if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX) + slide_evm_index = 0; + + // <1> Showed on UI for user, in percentage. + tmp_val = priv->stats.slide_evm_total/slide_evm_statistics; + priv->stats.signal_quality = tmp_val; + //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality. + priv->stats.last_signal_strength_inpercent = tmp_val; + } + + // <2> Showed on UI for engineering + if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA) + { + for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream + { + if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1) + { + if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize + { + priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream]; + } + priv->stats.rx_evm_percentage[nspatial_stream] = + ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) + + (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor); + } + } + } + } + +} + +/*----------------------------------------------------------------------------- + * Function: rtl819x_query_rxpwrpercentage() + * + * Overview: + * + * Input: char antpower + * + * Output: NONE + * + * Return: 0-100 percentage + * + * Revised History: + * When Who Remark + * 05/26/2008 amy Create Version 0 porting from windows code. + * + *---------------------------------------------------------------------------*/ +static u8 rtl819x_query_rxpwrpercentage( + char antpower + ) +{ + if ((antpower <= -100) || (antpower >= 20)) + { + return 0; + } + else if (antpower >= 0) + { + return 100; + } + else + { + return (100+antpower); + } + +} /* QueryRxPwrPercentage */ + +static u8 +rtl819x_evm_dbtopercentage( + char value + ) +{ + char ret_val; + + ret_val = value; + + if(ret_val >= 0) + ret_val = 0; + if(ret_val <= -33) + ret_val = -33; + ret_val = 0 - ret_val; + ret_val*=3; + if(ret_val == 99) + ret_val = 100; + return(ret_val); +} + +// +// Description: +// We want good-looking for signal strength/quality +// 2007/7/19 01:09, by cosa. +// +static long rtl819x_signal_scale_mapping(long currsig) +{ + long retsig; + + // Step 1. Scale mapping. + if(currsig >= 61 && currsig <= 100) + { + retsig = 90 + ((currsig - 60) / 4); + } + else if(currsig >= 41 && currsig <= 60) + { + retsig = 78 + ((currsig - 40) / 2); + } + else if(currsig >= 31 && currsig <= 40) + { + retsig = 66 + (currsig - 30); + } + else if(currsig >= 21 && currsig <= 30) + { + retsig = 54 + (currsig - 20); + } + else if(currsig >= 5 && currsig <= 20) + { + retsig = 42 + (((currsig - 5) * 2) / 3); + } + else if(currsig == 4) + { + retsig = 36; + } + else if(currsig == 3) + { + retsig = 27; + } + else if(currsig == 2) + { + retsig = 18; + } + else if(currsig == 1) + { + retsig = 9; + } + else + { + retsig = currsig; + } + + return retsig; +} + +static void rtl8192_query_rxphystatus( + struct r8192_priv * priv, + struct ieee80211_rx_stats * pstats, + prx_desc_819x_pci pdesc, + prx_fwinfo_819x_pci pdrvinfo, + struct ieee80211_rx_stats * precord_stats, + bool bpacket_match_bssid, + bool bpacket_toself, + bool bPacketBeacon, + bool bToSelfBA + ) +{ + //PRT_RFD_STATUS pRtRfdStatus = &(pRfd->Status); + phy_sts_ofdm_819xpci_t* pofdm_buf; + phy_sts_cck_819xpci_t * pcck_buf; + phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc; + u8 *prxpkt; + u8 i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg; + char rx_pwr[4], rx_pwr_all=0; + //long rx_avg_pwr = 0; + char rx_snrX, rx_evmX; + u8 evm, pwdb_all; + u32 RSSI, total_rssi=0;//, total_evm=0; +// long signal_strength_index = 0; + u8 is_cck_rate=0; + u8 rf_rx_num = 0; + + /* 2007/07/04 MH For OFDM RSSI. For high power or not. */ + static u8 check_reg824 = 0; + static u32 reg824_bit9 = 0; + + priv->stats.numqry_phystatus++; + + is_cck_rate = rx_hal_is_cck_rate(pdrvinfo); + + // Record it for next packet processing + memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats)); + pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid; + pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself; + pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo); + pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon; + pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA; + /*2007.08.30 requested by SD3 Jerry */ + if(check_reg824 == 0) + { + reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200); + check_reg824 = 1; + } + + + prxpkt = (u8*)pdrvinfo; + + /* Move pointer to the 16th bytes. Phy status start address. */ + prxpkt += sizeof(rx_fwinfo_819x_pci); + + /* Initial the cck and ofdm buffer pointer */ + pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt; + pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt; + + pstats->RxMIMOSignalQuality[0] = -1; + pstats->RxMIMOSignalQuality[1] = -1; + precord_stats->RxMIMOSignalQuality[0] = -1; + precord_stats->RxMIMOSignalQuality[1] = -1; + + if(is_cck_rate) + { + // + // (1)Hardware does not provide RSSI for CCK + // + + // + // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive) + // + u8 report;//, cck_agc_rpt; +#ifdef RTL8190P + u8 tmp_pwdb; + char cck_adc_pwdb[4]; +#endif + priv->stats.numqry_phystatusCCK++; + +#ifdef RTL8190P //Only 90P 2T4R need to check + if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid) + { + for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++) + { + tmp_pwdb = pcck_buf->adc_pwdb_X[i]; + cck_adc_pwdb[i] = (char)tmp_pwdb; + cck_adc_pwdb[i] /= 2; + pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i]; + //DbgPrint("RF-%d tmp_pwdb = 0x%x, cck_adc_pwdb = %d", i, tmp_pwdb, cck_adc_pwdb[i]); + } + } +#endif + + if(!reg824_bit9) + { + report = pcck_buf->cck_agc_rpt & 0xc0; + report = report>>6; + switch(report) + { + //Fixed by Jacken from Bryant 2008-03-20 + //Original value is -38 , -26 , -14 , -2 + //Fixed value is -35 , -23 , -11 , 6 + case 0x3: + rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e); + break; + case 0x2: + rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e); + break; + case 0x1: + rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e); + break; + case 0x0: + rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e); + break; + } + } + else + { + report = pcck_buf->cck_agc_rpt & 0x60; + report = report>>5; + switch(report) + { + case 0x3: + rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ; + break; + case 0x2: + rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1); + break; + case 0x1: + rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ; + break; + case 0x0: + rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ; + break; + } + } + + pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all); + pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all; + pstats->RecvSignalPower = rx_pwr_all; + + // + // (3) Get Signal Quality (EVM) + // + if(bpacket_match_bssid) + { + u8 sq; + + if(pstats->RxPWDBAll > 40) + { + sq = 100; + }else + { + sq = pcck_buf->sq_rpt; + + if(pcck_buf->sq_rpt > 64) + sq = 0; + else if (pcck_buf->sq_rpt < 20) + sq = 100; + else + sq = ((64-sq) * 100) / 44; + } + pstats->SignalQuality = precord_stats->SignalQuality = sq; + pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq; + pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1; + } + } + else + { + priv->stats.numqry_phystatusHT++; + // + // (1)Get RSSI for HT rate + // + for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++) + { + // 2008/01/30 MH we will judge RF RX path now. + if (priv->brfpath_rxenable[i]) + rf_rx_num++; + //else + //continue; + + //Fixed by Jacken from Bryant 2008-03-20 + //Original value is 106 +#ifdef RTL8190P //Modify by Jacken 2008/03/31 + rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106; +#else + rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110; +#endif + + //Get Rx snr value in DB + tmp_rxsnr = pofdm_buf->rxsnr_X[i]; + rx_snrX = (char)(tmp_rxsnr); + rx_snrX /= 2; + priv->stats.rxSNRdB[i] = (long)rx_snrX; + + /* Translate DBM to percentage. */ + RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]); + if (priv->brfpath_rxenable[i]) + total_rssi += RSSI; + + /* Record Signal Strength for next packet */ + if(bpacket_match_bssid) + { + pstats->RxMIMOSignalStrength[i] =(u8) RSSI; + precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI; + } + } + + + // + // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive) + // + //Fixed by Jacken from Bryant 2008-03-20 + //Original value is 106 + rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106; + pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all); + + pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all; + pstats->RxPower = precord_stats->RxPower = rx_pwr_all; + pstats->RecvSignalPower = rx_pwr_all; + // + // (3)EVM of HT rate + // + if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 && + pdrvinfo->RxRate<=DESC90_RATEMCS15) + max_spatial_stream = 2; //both spatial stream make sense + else + max_spatial_stream = 1; //only spatial stream 1 makes sense + + for(i=0; i<max_spatial_stream; i++) + { + tmp_rxevm = pofdm_buf->rxevm_X[i]; + rx_evmX = (char)(tmp_rxevm); + + // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment + // fill most significant bit to "zero" when doing shifting operation which may change a negative + // value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore. + rx_evmX /= 2; //dbm + + evm = rtl819x_evm_dbtopercentage(rx_evmX); +#if 0 + EVM = SignalScaleMapping(EVM);//make it good looking, from 0~100 +#endif + if(bpacket_match_bssid) + { + if(i==0) // Fill value in RFD, Get the first spatial stream only + pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff); + pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff); + } + } + + + /* record rx statistics for debug */ + rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg; + prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg; + if(pdrvinfo->BW) //40M channel + priv->stats.received_bwtype[1+prxsc->rxsc]++; + else //20M channel + priv->stats.received_bwtype[0]++; + } + + //UI BSS List signal strength(in percentage), make it good looking, from 0~100. + //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp(). + if(is_cck_rate) + { + pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL; + + } + else + { + //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX); + // We can judge RX path number now. + if (rf_rx_num != 0) + pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num))); + } +} /* QueryRxPhyStatus8190Pci */ + +static void +rtl8192_record_rxdesc_forlateruse( + struct ieee80211_rx_stats * psrc_stats, + struct ieee80211_rx_stats * ptarget_stats +) +{ + ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU; + ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU; + //ptarget_stats->Seq_Num = psrc_stats->Seq_Num; +} + + + +static void TranslateRxSignalStuff819xpci(struct net_device *dev, + struct sk_buff *skb, + struct ieee80211_rx_stats * pstats, + prx_desc_819x_pci pdesc, + prx_fwinfo_819x_pci pdrvinfo) +{ + // TODO: We must only check packet for current MAC address. Not finish + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + bool bpacket_match_bssid, bpacket_toself; + bool bPacketBeacon=false, bToSelfBA=false; + static struct ieee80211_rx_stats previous_stats; + struct ieee80211_hdr_3addr *hdr; + u16 fc,type; + + // Get Signal Quality for only RX data queue (but not command queue) + + u8* tmp_buf; + u8 *praddr; + + /* Get MAC frame start address. */ + tmp_buf = skb->data; + + hdr = (struct ieee80211_hdr_3addr *)tmp_buf; + fc = le16_to_cpu(hdr->frame_ctl); + type = WLAN_FC_GET_TYPE(fc); + praddr = hdr->addr1; + + /* Check if the received packet is acceptabe. */ + bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) && + (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3)) + && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV)); + bpacket_toself = bpacket_match_bssid & (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr)); +#if 1//cosa + if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON) + { + bPacketBeacon = true; + //DbgPrint("Beacon 2, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf); + } + if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK) + { + if((eqMacAddr(praddr,dev->dev_addr))) + bToSelfBA = true; + //DbgPrint("BlockAck, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf); + } + +#endif + if(bpacket_match_bssid) + { + priv->stats.numpacket_matchbssid++; + } + if(bpacket_toself){ + priv->stats.numpacket_toself++; + } + // + // Process PHY information for previous packet (RSSI/PWDB/EVM) + // + // Because phy information is contained in the last packet of AMPDU only, so driver + // should process phy information of previous packet + rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats); + rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid, + bpacket_toself ,bPacketBeacon, bToSelfBA); + rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats); + +} + + +static void rtl8192_tx_resume(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct ieee80211_device *ieee = priv->ieee80211; + struct sk_buff *skb; + int queue_index; + + for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) { + while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&& + (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) { + /* 1. dequeue the packet from the wait queue */ + skb = skb_dequeue(&ieee->skb_waitQ[queue_index]); + /* 2. tx the packet directly */ + ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/); + #if 0 + if(queue_index!=MGNT_QUEUE) { + ieee->stats.tx_packets++; + ieee->stats.tx_bytes += skb->len; + } + #endif + } + } +} + +void rtl8192_irq_tx_tasklet(struct r8192_priv *priv) +{ + rtl8192_tx_resume(priv->ieee80211->dev); +} + +/** +* Function: UpdateReceivedRateHistogramStatistics +* Overview: Recored down the received data rate +* +* Input: +* PADAPTER Adapter +* PRT_RFD pRfd, +* +* Output: +* PRT_TCB Adapter +* (Adapter->RxStats.ReceivedRateHistogram[] is updated) +* Return: +* None +*/ +static void UpdateReceivedRateHistogramStatistics8190( + struct net_device *dev, + struct ieee80211_rx_stats* pstats + ) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + u32 rcvType=1; //0: Total, 1:OK, 2:CRC, 3:ICV + u32 rateIndex; + u32 preamble_guardinterval; //1: short preamble/GI, 0: long preamble/GI + + /* 2007/03/09 MH We will not update rate of packet from rx cmd queue. */ + #if 0 + if (pRfd->queue_id == CMPK_RX_QUEUE_ID) + return; + #endif + if(pstats->bCRC) + rcvType = 2; + else if(pstats->bICV) + rcvType = 3; + + if(pstats->bShortPreamble) + preamble_guardinterval = 1;// short + else + preamble_guardinterval = 0;// long + + switch(pstats->rate) + { + // + // CCK rate + // + case MGN_1M: rateIndex = 0; break; + case MGN_2M: rateIndex = 1; break; + case MGN_5_5M: rateIndex = 2; break; + case MGN_11M: rateIndex = 3; break; + // + // Legacy OFDM rate + // + case MGN_6M: rateIndex = 4; break; + case MGN_9M: rateIndex = 5; break; + case MGN_12M: rateIndex = 6; break; + case MGN_18M: rateIndex = 7; break; + case MGN_24M: rateIndex = 8; break; + case MGN_36M: rateIndex = 9; break; + case MGN_48M: rateIndex = 10; break; + case MGN_54M: rateIndex = 11; break; + // + // 11n High throughput rate + // + case MGN_MCS0: rateIndex = 12; break; + case MGN_MCS1: rateIndex = 13; break; + case MGN_MCS2: rateIndex = 14; break; + case MGN_MCS3: rateIndex = 15; break; + case MGN_MCS4: rateIndex = 16; break; + case MGN_MCS5: rateIndex = 17; break; + case MGN_MCS6: rateIndex = 18; break; + case MGN_MCS7: rateIndex = 19; break; + case MGN_MCS8: rateIndex = 20; break; + case MGN_MCS9: rateIndex = 21; break; + case MGN_MCS10: rateIndex = 22; break; + case MGN_MCS11: rateIndex = 23; break; + case MGN_MCS12: rateIndex = 24; break; + case MGN_MCS13: rateIndex = 25; break; + case MGN_MCS14: rateIndex = 26; break; + case MGN_MCS15: rateIndex = 27; break; + default: rateIndex = 28; break; + } + priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++; + priv->stats.received_rate_histogram[0][rateIndex]++; //total + priv->stats.received_rate_histogram[rcvType][rateIndex]++; +} + +static void rtl8192_rx(struct net_device *dev) +{ + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct ieee80211_hdr_1addr *ieee80211_hdr = NULL; + bool unicast_packet = false; + struct ieee80211_rx_stats stats = { + .signal = 0, + .noise = -98, + .rate = 0, + .freq = IEEE80211_24GHZ_BAND, + }; + unsigned int count = priv->rxringcount; + + stats.nic_type = NIC_8192E; + + while (count--) { + rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor + struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt + + if (pdesc->OWN){ + /* wait data to be filled by hardware */ + return; + } else { + stats.bICV = pdesc->ICV; + stats.bCRC = pdesc->CRC32; + stats.bHwError = pdesc->CRC32 | pdesc->ICV; + + stats.Length = pdesc->Length; + if(stats.Length < 24) + stats.bHwError |= 1; + + if(stats.bHwError) { + stats.bShift = false; + + if(pdesc->CRC32) { + if (pdesc->Length <500) + priv->stats.rxcrcerrmin++; + else if (pdesc->Length >1000) + priv->stats.rxcrcerrmax++; + else + priv->stats.rxcrcerrmid++; + } + goto done; + } else { + prx_fwinfo_819x_pci pDrvInfo = NULL; + struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize); + + if (unlikely(!new_skb)) { + goto done; + } + + stats.RxDrvInfoSize = pdesc->RxDrvInfoSize; + stats.RxBufShift = ((pdesc->Shift)&0x03); + stats.Decrypted = !pdesc->SWDec; + + pci_dma_sync_single_for_cpu(priv->pdev, + *((dma_addr_t *)skb->cb), + priv->rxbuffersize, + PCI_DMA_FROMDEVICE); + skb_put(skb, pdesc->Length); + pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift); + skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift); + + stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate); + stats.bShortPreamble = pDrvInfo->SPLCP; + + /* it is debug only. It should be disabled in released driver. + * 2007.1.11 by Emily + * */ + UpdateReceivedRateHistogramStatistics8190(dev, &stats); + + stats.bIsAMPDU = (pDrvInfo->PartAggr==1); + stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1); + + stats.TimeStampLow = pDrvInfo->TSFL; + stats.TimeStampHigh = read_nic_dword(dev, TSFR+4); + + UpdateRxPktTimeStamp8190(dev, &stats); + + // + // Get Total offset of MPDU Frame Body + // + if((stats.RxBufShift + stats.RxDrvInfoSize) > 0) + stats.bShift = 1; + + stats.RxIs40MHzPacket = pDrvInfo->BW; + + /* ???? */ + TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo); + + /* Rx A-MPDU */ + if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1) + RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n", + pDrvInfo->FirstAGGR, pDrvInfo->PartAggr); + skb_trim(skb, skb->len - 4/*sCrcLng*/); + /* rx packets statistics */ + ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data; + unicast_packet = false; + + if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) { + //TODO + }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){ + //TODO + }else { + /* unicast packet */ + unicast_packet = true; + } + + stats.packetlength = stats.Length-4; + stats.fraglength = stats.packetlength; + stats.fragoffset = 0; + stats.ntotalfrag = 1; + + if(!ieee80211_rx(priv->ieee80211, skb, &stats)){ + dev_kfree_skb_any(skb); + } else { + priv->stats.rxok++; + if(unicast_packet) { + priv->stats.rxbytesunicast += skb->len; + } + } + + skb = new_skb; + priv->rx_buf[priv->rx_idx] = skb; + *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb->tail, priv->rxbuffersize, PCI_DMA_FROMDEVICE); +// *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE); + } + + } +done: + pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb)); + pdesc->OWN = 1; + pdesc->Length = priv->rxbuffersize; + if (priv->rx_idx == priv->rxringcount-1) + pdesc->EOR = 1; + priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount; + } + +} + +void rtl8192_irq_rx_tasklet(struct r8192_priv *priv) +{ + rtl8192_rx(priv->ieee80211->dev); + /* unmask RDU */ + write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU); +} + +static const struct net_device_ops rtl8192_netdev_ops = { + .ndo_open = rtl8192_open, + .ndo_stop = rtl8192_close, +/* .ndo_get_stats = rtl8192_stats, */ + .ndo_tx_timeout = tx_timeout, + .ndo_do_ioctl = rtl8192_ioctl, + .ndo_set_multicast_list = r8192_set_multicast, + .ndo_set_mac_address = r8192_set_mac_adr, + .ndo_start_xmit = ieee80211_xmit, +}; + +/**************************************************************************** + ---------------------------- PCI_STUFF--------------------------- +*****************************************************************************/ + +static int __devinit rtl8192_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *id) +{ + unsigned long ioaddr = 0; + struct net_device *dev = NULL; + struct r8192_priv *priv= NULL; + u8 unit = 0; + +#ifdef CONFIG_RTL8192_IO_MAP + unsigned long pio_start, pio_len, pio_flags; +#else + unsigned long pmem_start, pmem_len, pmem_flags; +#endif //end #ifdef RTL_IO_MAP + + RT_TRACE(COMP_INIT,"Configuring chip resources"); + + if( pci_enable_device (pdev) ){ + RT_TRACE(COMP_ERR,"Failed to enable PCI device"); + return -EIO; + } + + pci_set_master(pdev); + //pci_set_wmi(pdev); + pci_set_dma_mask(pdev, 0xffffff00ULL); + pci_set_consistent_dma_mask(pdev,0xffffff00ULL); + dev = alloc_ieee80211(sizeof(struct r8192_priv)); + if (!dev) + return -ENOMEM; + + pci_set_drvdata(pdev, dev); + SET_NETDEV_DEV(dev, &pdev->dev); + priv = ieee80211_priv(dev); + priv->ieee80211 = netdev_priv(dev); + priv->pdev=pdev; + if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){ + priv->ieee80211->bSupportRemoteWakeUp = 1; + } else + { + priv->ieee80211->bSupportRemoteWakeUp = 0; + } + +#ifdef CONFIG_RTL8192_IO_MAP + + pio_start = (unsigned long)pci_resource_start (pdev, 0); + pio_len = (unsigned long)pci_resource_len (pdev, 0); + pio_flags = (unsigned long)pci_resource_flags (pdev, 0); + + if (!(pio_flags & IORESOURCE_IO)) { + RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting"); + goto fail; + } + + //DMESG("IO space @ 0x%08lx", pio_start ); + if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){ + RT_TRACE(COMP_ERR,"request_region failed!"); + goto fail; + } + + ioaddr = pio_start; + dev->base_addr = ioaddr; // device I/O address + +#else + + pmem_start = pci_resource_start(pdev, 1); + pmem_len = pci_resource_len(pdev, 1); + pmem_flags = pci_resource_flags (pdev, 1); + + if (!(pmem_flags & IORESOURCE_MEM)) { + RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting"); + goto fail; + } + + //DMESG("Memory mapped space @ 0x%08lx ", pmem_start); + if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) { + RT_TRACE(COMP_ERR,"request_mem_region failed!"); + goto fail; + } + + + ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len); + if( ioaddr == (unsigned long)NULL ){ + RT_TRACE(COMP_ERR,"ioremap failed!"); + // release_mem_region( pmem_start, pmem_len ); + goto fail1; + } + + dev->mem_start = ioaddr; // shared mem start + dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end + +#endif //end #ifdef RTL_IO_MAP + + /* We disable the RETRY_TIMEOUT register (0x41) to keep + * PCI Tx retries from interfering with C3 CPU state */ + pci_write_config_byte(pdev, 0x41, 0x00); + + + pci_read_config_byte(pdev, 0x05, &unit); + pci_write_config_byte(pdev, 0x05, unit & (~0x04)); + + dev->irq = pdev->irq; + priv->irq = 0; + + dev->netdev_ops = &rtl8192_netdev_ops; +#if 0 + dev->open = rtl8192_open; + dev->stop = rtl8192_close; + //dev->hard_start_xmit = rtl8192_8023_hard_start_xmit; + dev->tx_timeout = tx_timeout; + //dev->wireless_handlers = &r8192_wx_handlers_def; + dev->do_ioctl = rtl8192_ioctl; + dev->set_multicast_list = r8192_set_multicast; + dev->set_mac_address = r8192_set_mac_adr; +#endif + + //DMESG("Oops: i'm coming\n"); +#if WIRELESS_EXT >= 12 +#if WIRELESS_EXT < 17 + dev->get_wireless_stats = r8192_get_wireless_stats; +#endif + dev->wireless_handlers = (struct iw_handler_def *) &r8192_wx_handlers_def; +#endif + //dev->get_wireless_stats = r8192_get_wireless_stats; + dev->type=ARPHRD_ETHER; + + dev->watchdog_timeo = HZ*3; //modified by john, 0805 + + if (dev_alloc_name(dev, ifname) < 0){ + RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n"); + ifname = "wlan%d"; + dev_alloc_name(dev, ifname); + } + + RT_TRACE(COMP_INIT, "Driver probe completed1\n"); + if(rtl8192_init(dev)!=0){ + RT_TRACE(COMP_ERR, "Initialization failed"); + goto fail; + } + + netif_carrier_off(dev); + netif_stop_queue(dev); + + register_netdev(dev); + RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name); + rtl8192_proc_init_one(dev); + + + RT_TRACE(COMP_INIT, "Driver probe completed\n"); + return 0; + +fail1: + +#ifdef CONFIG_RTL8180_IO_MAP + + if( dev->base_addr != 0 ){ + + release_region(dev->base_addr, + pci_resource_len(pdev, 0) ); + } +#else + if( dev->mem_start != (unsigned long)NULL ){ + iounmap( (void *)dev->mem_start ); + release_mem_region( pci_resource_start(pdev, 1), + pci_resource_len(pdev, 1) ); + } +#endif //end #ifdef RTL_IO_MAP + +fail: + if(dev){ + + if (priv->irq) { + free_irq(dev->irq, dev); + dev->irq=0; + } + free_ieee80211(dev); + } + + pci_disable_device(pdev); + + DMESG("wlan driver load failed\n"); + pci_set_drvdata(pdev, NULL); + return -ENODEV; + +} + +/* detach all the work and timer structure declared or inititialized + * in r8192_init function. + * */ +void rtl8192_cancel_deferred_work(struct r8192_priv* priv) +{ + /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code + * is or is newer than 2.6.20 and work structure is defined to be struct work_struct. + * Otherwise call cancel_delayed_work is enough. + * FIXME (2.6.20 shoud 2.6.22, work_struct shoud not cancel) + * */ + cancel_delayed_work(&priv->watch_dog_wq); + cancel_delayed_work(&priv->update_beacon_wq); + cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq); + cancel_delayed_work(&priv->ieee80211->hw_sleep_wq); +#ifdef RTL8192E + cancel_delayed_work(&priv->gpio_change_rf_wq); +#endif + cancel_work_sync(&priv->reset_wq); + cancel_work_sync(&priv->qos_activate); + //cancel_work_sync(&priv->SetBWModeWorkItem); + //cancel_work_sync(&priv->SwChnlWorkItem); + +} + + +static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct r8192_priv *priv ; + + if(dev){ + + unregister_netdev(dev); + + priv=ieee80211_priv(dev); + + rtl8192_proc_remove_one(dev); + + rtl8192_down(dev); + if (priv->pFirmware) + { + vfree(priv->pFirmware); + priv->pFirmware = NULL; + } + // priv->rf_close(dev); + // rtl8192_usb_deleteendpoints(dev); + destroy_workqueue(priv->priv_wq); + /* redundant with rtl8192_down */ + // rtl8192_irq_disable(dev); + // rtl8192_reset(dev); + // mdelay(10); + { + u32 i; + /* free tx/rx rings */ + rtl8192_free_rx_ring(dev); + for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) { + rtl8192_free_tx_ring(dev, i); + } + } + if(priv->irq){ + + printk("Freeing irq %d\n",dev->irq); + free_irq(dev->irq, dev); + priv->irq=0; + + } + + + + // free_beacon_desc_ring(dev,priv->txbeaconcount); + +#ifdef CONFIG_RTL8180_IO_MAP + + if( dev->base_addr != 0 ){ + + release_region(dev->base_addr, + pci_resource_len(pdev, 0) ); + } +#else + if( dev->mem_start != (unsigned long)NULL ){ + iounmap( (void *)dev->mem_start ); + release_mem_region( pci_resource_start(pdev, 1), + pci_resource_len(pdev, 1) ); + } +#endif /*end #ifdef RTL_IO_MAP*/ + free_ieee80211(dev); + + } + + pci_disable_device(pdev); + RT_TRACE(COMP_DOWN, "wlan driver removed\n"); +} + +extern int ieee80211_init(void); +extern void ieee80211_exit(void); + +static int __init rtl8192_pci_module_init(void) +{ + int retval; + + retval = ieee80211_init(); + if (retval) + return retval; + + printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n"); + printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n"); + RT_TRACE(COMP_INIT, "Initializing module"); + RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT); + rtl8192_proc_module_init(); + if(0!=pci_register_driver(&rtl8192_pci_driver)) + { + DMESG("No device found"); + /*pci_unregister_driver (&rtl8192_pci_driver);*/ + return -ENODEV; + } + return 0; +} + + +static void __exit rtl8192_pci_module_exit(void) +{ + pci_unregister_driver(&rtl8192_pci_driver); + + RT_TRACE(COMP_DOWN, "Exiting"); + rtl8192_proc_module_remove(); + ieee80211_exit(); +} + +//warning message WB +irqreturn_t rtl8192_interrupt(int irq, void *netdev) +{ + struct net_device *dev = (struct net_device *) netdev; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + unsigned long flags; + u32 inta; + /* We should return IRQ_NONE, but for now let me keep this */ + if(priv->irq_enabled == 0){ + return IRQ_HANDLED; + } + + spin_lock_irqsave(&priv->irq_th_lock,flags); + + //ISR: 4bytes + + inta = read_nic_dword(dev, ISR);// & priv->IntrMask; + write_nic_dword(dev,ISR,inta); // reset int situation + + priv->stats.shints++; + //DMESG("Enter interrupt, ISR value = 0x%08x", inta); + if(!inta){ + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + return IRQ_HANDLED; + /* + most probably we can safely return IRQ_NONE, + but for now is better to avoid problems + */ + } + + if(inta == 0xffff){ + /* HW disappared */ + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + return IRQ_HANDLED; + } + + priv->stats.ints++; +#ifdef DEBUG_IRQ + DMESG("NIC irq %x",inta); +#endif + //priv->irqpending = inta; + + + if(!netif_running(dev)) { + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + return IRQ_HANDLED; + } + + if(inta & IMR_TIMEOUT0){ + // write_nic_dword(dev, TimerInt, 0); + //DMESG("=================>waking up"); + // rtl8180_hw_wakeup(dev); + } + + if(inta & IMR_TBDOK){ + RT_TRACE(COMP_INTR, "beacon ok interrupt!\n"); + rtl8192_tx_isr(dev, BEACON_QUEUE); + priv->stats.txbeaconokint++; + } + + if(inta & IMR_TBDER){ + RT_TRACE(COMP_INTR, "beacon ok interrupt!\n"); + rtl8192_tx_isr(dev, BEACON_QUEUE); + priv->stats.txbeaconerr++; + } + + if(inta & IMR_MGNTDOK ) { + RT_TRACE(COMP_INTR, "Manage ok interrupt!\n"); + priv->stats.txmanageokint++; + rtl8192_tx_isr(dev,MGNT_QUEUE); + + } + + if(inta & IMR_COMDOK) + { + priv->stats.txcmdpktokint++; + rtl8192_tx_isr(dev,TXCMD_QUEUE); + } + + if(inta & IMR_ROK){ +#ifdef DEBUG_RX + DMESG("Frame arrived !"); +#endif + priv->stats.rxint++; + tasklet_schedule(&priv->irq_rx_tasklet); + } + + if(inta & IMR_BcnInt) { + RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n"); + tasklet_schedule(&priv->irq_prepare_beacon_tasklet); + } + + if(inta & IMR_RDU){ + RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n"); + priv->stats.rxrdu++; + /* reset int situation */ + write_nic_dword(dev,INTA_MASK,read_nic_dword(dev, INTA_MASK) & ~IMR_RDU); + tasklet_schedule(&priv->irq_rx_tasklet); + } + + if(inta & IMR_RXFOVW){ + RT_TRACE(COMP_INTR, "rx overflow !\n"); + priv->stats.rxoverflow++; + tasklet_schedule(&priv->irq_rx_tasklet); + } + + if(inta & IMR_TXFOVW) priv->stats.txoverflow++; + + if(inta & IMR_BKDOK){ + RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n"); + priv->stats.txbkokint++; + priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++; + rtl8192_tx_isr(dev,BK_QUEUE); + rtl8192_try_wake_queue(dev, BK_QUEUE); + } + + if(inta & IMR_BEDOK){ + RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n"); + priv->stats.txbeokint++; + priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++; + rtl8192_tx_isr(dev,BE_QUEUE); + rtl8192_try_wake_queue(dev, BE_QUEUE); + } + + if(inta & IMR_VIDOK){ + RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n"); + priv->stats.txviokint++; + priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++; + rtl8192_tx_isr(dev,VI_QUEUE); + rtl8192_try_wake_queue(dev, VI_QUEUE); + } + + if(inta & IMR_VODOK){ + priv->stats.txvookint++; + priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++; + rtl8192_tx_isr(dev,VO_QUEUE); + rtl8192_try_wake_queue(dev, VO_QUEUE); + } + + force_pci_posting(dev); + spin_unlock_irqrestore(&priv->irq_th_lock,flags); + + return IRQ_HANDLED; +} + +void rtl8192_try_wake_queue(struct net_device *dev, int pri) +{ +#if 0 + unsigned long flags; + short enough_desc; + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + + spin_lock_irqsave(&priv->tx_lock,flags); + enough_desc = check_nic_enough_desc(dev,pri); + spin_unlock_irqrestore(&priv->tx_lock,flags); + + if(enough_desc) + ieee80211_wake_queue(priv->ieee80211); +#endif +} + + +void EnableHWSecurityConfig8192(struct net_device *dev) +{ + u8 SECR_value = 0x0; + // struct ieee80211_device* ieee1 = container_of(&dev, struct ieee80211_device, dev); + //printk("==>ieee1:%p, dev:%p\n", ieee1, dev); + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct ieee80211_device* ieee = priv->ieee80211; + //printk("==>ieee:%p, dev:%p\n", ieee, dev); + SECR_value = SCR_TxEncEnable | SCR_RxDecEnable; +#if 1 + if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2)) + { + SECR_value |= SCR_RxUseDK; + SECR_value |= SCR_TxUseDK; + } + else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP))) + { + SECR_value |= SCR_RxUseDK; + SECR_value |= SCR_TxUseDK; + } + +#endif + + //add HWSec active enable here. +//default using hwsec. when peer AP is in N mode only and pairwise_key_type is none_aes(which HT_IOT_ACT_PURE_N_MODE indicates it), use software security. when peer AP is in b,g,n mode mixed and pairwise_key_type is none_aes, use g mode hw security. WB on 2008.7.4 + ieee->hwsec_active = 1; + + if ((ieee->pHTInfo->IOTAction&HT_IOT_ACT_PURE_N_MODE) || !hwwep)//!ieee->hwsec_support) //add hwsec_support flag to totol control hw_sec on/off + { + ieee->hwsec_active = 0; + SECR_value &= ~SCR_RxDecEnable; + } + + RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__, \ + ieee->hwsec_active, ieee->pairwise_key_type, SECR_value); + { + write_nic_byte(dev, SECR, SECR_value);//SECR_value | SCR_UseDK ); + } + +} +#define TOTAL_CAM_ENTRY 32 +//#define CAM_CONTENT_COUNT 8 +void setKey( struct net_device *dev, + u8 EntryNo, + u8 KeyIndex, + u16 KeyType, + u8 *MacAddr, + u8 DefaultKey, + u32 *KeyContent ) +{ + u32 TargetCommand = 0; + u32 TargetContent = 0; + u16 usConfig = 0; + u8 i; +#ifdef ENABLE_IPS + struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + RT_RF_POWER_STATE rtState; + rtState = priv->ieee80211->eRFPowerState; + if(priv->ieee80211->PowerSaveControl.bInactivePs){ + if(rtState == eRfOff){ + if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS) + { + RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__); + up(&priv->wx_sem); + return ; + } + else{ + IPSLeave(dev); + } + } + } + priv->ieee80211->is_set_key = true; +#endif + if (EntryNo >= TOTAL_CAM_ENTRY) + RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n"); + + RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr"MAC_FMT"\n", dev,EntryNo, KeyIndex, KeyType, MAC_ARG(MacAddr)); + + if (DefaultKey) + usConfig |= BIT15 | (KeyType<<2); + else + usConfig |= BIT15 | (KeyType<<2) | KeyIndex; +// usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex; + + + for(i=0 ; i<CAM_CONTENT_COUNT; i++){ + TargetCommand = i+CAM_CONTENT_COUNT*EntryNo; + TargetCommand |= BIT31|BIT16; + + if(i==0){//MAC|Config + TargetContent = (u32)(*(MacAddr+0)) << 16| + (u32)(*(MacAddr+1)) << 24| + (u32)usConfig; + + write_nic_dword(dev, WCAMI, TargetContent); + write_nic_dword(dev, RWCAM, TargetCommand); + // printk("setkey cam =%8x\n", read_cam(dev, i+6*EntryNo)); + } + else if(i==1){//MAC + TargetContent = (u32)(*(MacAddr+2)) | + (u32)(*(MacAddr+3)) << 8| + (u32)(*(MacAddr+4)) << 16| + (u32)(*(MacAddr+5)) << 24; + write_nic_dword(dev, WCAMI, TargetContent); + write_nic_dword(dev, RWCAM, TargetCommand); + } + else { //Key Material + if(KeyContent != NULL) + { + write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) ); + write_nic_dword(dev, RWCAM, TargetCommand); + } + } + } + RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig); +} +// This function seems not ready! WB +void CamPrintDbgReg(struct net_device* dev) +{ + unsigned long rvalue; + unsigned char ucValue; + write_nic_dword(dev, DCAM, 0x80000000); + msleep(40); + rvalue = read_nic_dword(dev, DCAM); //delay_ms(40); + RT_TRACE(COMP_SEC, " TX CAM=%8lX ",rvalue); + if((rvalue & 0x40000000) != 0x4000000) + RT_TRACE(COMP_SEC, "-->TX Key Not Found "); + msleep(20); + write_nic_dword(dev, DCAM, 0x00000000); //delay_ms(40); + rvalue = read_nic_dword(dev, DCAM); //delay_ms(40); + RT_TRACE(COMP_SEC, "RX CAM=%8lX ",rvalue); + if((rvalue & 0x40000000) != 0x4000000) + RT_TRACE(COMP_SEC, "-->CAM Key Not Found "); + ucValue = read_nic_byte(dev, SECR); + RT_TRACE(COMP_SEC, "WPA_Config=%x \n",ucValue); +} + + +/*************************************************************************** + ------------------- module init / exit stubs ---------------- +****************************************************************************/ +module_init(rtl8192_pci_module_init); +module_exit(rtl8192_pci_module_exit); |