2008-12-05 04:01:41 +00:00
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/*
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This is part of rtl818x pci OpenSource driver - v 0.1
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Copyright (C) Andrea Merello 2004-2005 <andreamrl@tiscali.it>
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Released under the terms of GPL (General Public License)
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Parts of this driver are based on the GPL part of the official
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Realtek driver.
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Parts of this driver are based on the rtl8180 driver skeleton
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from Patric Schenke & Andres Salomon.
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Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver.
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Parts of BB/RF code are derived from David Young rtl8180 netbsd driver.
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RSSI calc function from 'The Deuce'
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Some ideas borrowed from the 8139too.c driver included in linux kernel.
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We (I?) want to thanks the Authors of those projecs and also the
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Ndiswrapper's project Authors.
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A big big thanks goes also to Realtek corp. for their help in my attempt to
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add RTL8185 and RTL8225 support, and to David Young also.
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2009-06-28 14:20:10 +00:00
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Power management interface routines.
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Written by Mariusz Matuszek.
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2008-12-05 04:01:41 +00:00
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*/
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#undef RX_DONT_PASS_UL
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#undef DUMMY_RX
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#include <linux/syscalls.h>
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2009-06-28 14:20:38 +00:00
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2008-12-05 04:01:41 +00:00
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#include "r8180_hw.h"
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#include "r8180.h"
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#include "r8180_rtl8225.h" /* RTL8225 Radio frontend */
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#include "r8180_93cx6.h" /* Card EEPROM */
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#include "r8180_wx.h"
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#include "r8180_dm.h"
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2009-06-12 16:28:35 +00:00
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#include "ieee80211/dot11d.h"
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2008-12-05 04:01:41 +00:00
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#ifndef PCI_VENDOR_ID_BELKIN
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#define PCI_VENDOR_ID_BELKIN 0x1799
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#endif
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#ifndef PCI_VENDOR_ID_DLINK
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#define PCI_VENDOR_ID_DLINK 0x1186
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#endif
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static struct pci_device_id rtl8180_pci_id_tbl[] __devinitdata = {
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{
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.vendor = PCI_VENDOR_ID_REALTEK,
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.device = 0x8199,
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.subvendor = PCI_ANY_ID,
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.subdevice = PCI_ANY_ID,
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.driver_data = 0,
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},
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{
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.vendor = 0,
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.device = 0,
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.subvendor = 0,
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.subdevice = 0,
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.driver_data = 0,
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}
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};
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static char* ifname = "wlan%d";
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static int hwseqnum = 0;
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static int hwwep = 0;
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static int channels = 0x3fff;
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#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 )
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#define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5])
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MODULE_LICENSE("GPL");
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MODULE_DEVICE_TABLE(pci, rtl8180_pci_id_tbl);
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MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
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MODULE_DESCRIPTION("Linux driver for Realtek RTL8180 / RTL8185 WiFi cards");
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module_param(ifname, charp, S_IRUGO|S_IWUSR );
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module_param(hwseqnum,int, S_IRUGO|S_IWUSR);
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module_param(hwwep,int, S_IRUGO|S_IWUSR);
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module_param(channels,int, S_IRUGO|S_IWUSR);
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MODULE_PARM_DESC(devname," Net interface name, wlan%d=default");
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MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
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MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
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MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
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static int __devinit rtl8180_pci_probe(struct pci_dev *pdev,
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const struct pci_device_id *id);
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static void __devexit rtl8180_pci_remove(struct pci_dev *pdev);
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static void rtl8180_shutdown (struct pci_dev *pdev)
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{
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struct net_device *dev = pci_get_drvdata(pdev);
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2009-05-09 23:06:54 +00:00
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if (dev->netdev_ops->ndo_stop)
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dev->netdev_ops->ndo_stop(dev);
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2008-12-05 04:01:41 +00:00
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pci_disable_device(pdev);
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}
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2009-06-28 14:20:10 +00:00
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static int rtl8180_suspend(struct pci_dev *pdev, pm_message_t state)
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{
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struct net_device *dev = pci_get_drvdata(pdev);
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if (!netif_running(dev))
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goto out_pci_suspend;
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if (dev->netdev_ops->ndo_stop)
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dev->netdev_ops->ndo_stop(dev);
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netif_device_detach(dev);
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out_pci_suspend:
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pci_save_state(pdev);
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pci_disable_device(pdev);
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pci_set_power_state(pdev, pci_choose_state(pdev, state));
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return 0;
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}
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static int rtl8180_resume(struct pci_dev *pdev)
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{
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struct net_device *dev = pci_get_drvdata(pdev);
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int err;
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u32 val;
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pci_set_power_state(pdev, PCI_D0);
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err = pci_enable_device(pdev);
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if (err) {
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printk(KERN_ERR "%s: pci_enable_device failed on resume\n",
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dev->name);
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return err;
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}
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pci_restore_state(pdev);
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/*
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* Suspend/Resume resets the PCI configuration space, so we have to
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* re-disable the RETRY_TIMEOUT register (0x41) to keep PCI Tx retries
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* from interfering with C3 CPU state. pci_restore_state won't help
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* here since it only restores the first 64 bytes pci config header.
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*/
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pci_read_config_dword(pdev, 0x40, &val);
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if ((val & 0x0000ff00) != 0)
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pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
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if (!netif_running(dev))
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goto out;
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if (dev->netdev_ops->ndo_open)
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dev->netdev_ops->ndo_open(dev);
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netif_device_attach(dev);
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out:
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return 0;
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}
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2008-12-05 04:01:41 +00:00
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static struct pci_driver rtl8180_pci_driver = {
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2009-06-28 14:20:38 +00:00
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.name = RTL8180_MODULE_NAME,
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.id_table = rtl8180_pci_id_tbl,
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.probe = rtl8180_pci_probe,
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.remove = __devexit_p(rtl8180_pci_remove),
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.suspend = rtl8180_suspend,
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.resume = rtl8180_resume,
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2008-12-05 04:01:41 +00:00
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.shutdown = rtl8180_shutdown,
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};
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u8 read_nic_byte(struct net_device *dev, int x)
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{
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return 0xff&readb((u8*)dev->mem_start +x);
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}
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u32 read_nic_dword(struct net_device *dev, int x)
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{
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return readl((u8*)dev->mem_start +x);
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}
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u16 read_nic_word(struct net_device *dev, int x)
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{
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return readw((u8*)dev->mem_start +x);
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}
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void write_nic_byte(struct net_device *dev, int x,u8 y)
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{
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writeb(y,(u8*)dev->mem_start +x);
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udelay(20);
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}
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void write_nic_dword(struct net_device *dev, int x,u32 y)
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{
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writel(y,(u8*)dev->mem_start +x);
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udelay(20);
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}
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void write_nic_word(struct net_device *dev, int x,u16 y)
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{
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writew(y,(u8*)dev->mem_start +x);
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udelay(20);
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}
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inline void force_pci_posting(struct net_device *dev)
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{
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read_nic_byte(dev,EPROM_CMD);
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mb();
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}
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irqreturn_t rtl8180_interrupt(int irq, void *netdev, struct pt_regs *regs);
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void set_nic_rxring(struct net_device *dev);
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void set_nic_txring(struct net_device *dev);
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static struct net_device_stats *rtl8180_stats(struct net_device *dev);
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void rtl8180_commit(struct net_device *dev);
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void rtl8180_start_tx_beacon(struct net_device *dev);
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static struct proc_dir_entry *rtl8180_proc = NULL;
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static int proc_get_registers(char *page, char **start,
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off_t offset, int count,
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int *eof, void *data)
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{
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struct net_device *dev = data;
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int len = 0;
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int i,n;
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2009-06-28 14:20:38 +00:00
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int max = 0xff;
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2008-12-05 04:01:41 +00:00
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/* This dump the current register page */
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2009-06-28 14:20:38 +00:00
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for (n = 0; n <= max;) {
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len += snprintf(page + len, count - len, "\nD: %2x > ", n);
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2008-12-05 04:01:41 +00:00
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2009-06-28 14:20:38 +00:00
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for (i = 0; i < 16 && n <= max; i++, n++)
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len += snprintf(page + len, count - len, "%2x ",
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read_nic_byte(dev, n));
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2008-12-05 04:01:41 +00:00
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}
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len += snprintf(page + len, count - len,"\n");
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*eof = 1;
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return len;
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}
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int get_curr_tx_free_desc(struct net_device *dev, int priority);
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static int proc_get_stats_hw(char *page, char **start,
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off_t offset, int count,
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int *eof, void *data)
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{
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int len = 0;
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*eof = 1;
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return len;
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}
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static int proc_get_stats_rx(char *page, char **start,
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off_t offset, int count,
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int *eof, void *data)
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{
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struct net_device *dev = data;
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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int len = 0;
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len += snprintf(page + len, count - len,
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"RX OK: %lu\n"
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"RX Retry: %lu\n"
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"RX CRC Error(0-500): %lu\n"
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"RX CRC Error(500-1000): %lu\n"
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"RX CRC Error(>1000): %lu\n"
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"RX ICV Error: %lu\n",
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priv->stats.rxint,
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priv->stats.rxerr,
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priv->stats.rxcrcerrmin,
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priv->stats.rxcrcerrmid,
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priv->stats.rxcrcerrmax,
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priv->stats.rxicverr
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);
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*eof = 1;
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return len;
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}
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static int proc_get_stats_tx(char *page, char **start,
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off_t offset, int count,
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int *eof, void *data)
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{
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struct net_device *dev = data;
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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int len = 0;
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unsigned long totalOK;
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totalOK=priv->stats.txnpokint+priv->stats.txhpokint+priv->stats.txlpokint;
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len += snprintf(page + len, count - len,
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"TX OK: %lu\n"
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"TX Error: %lu\n"
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"TX Retry: %lu\n"
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"TX beacon OK: %lu\n"
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"TX beacon error: %lu\n",
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totalOK,
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priv->stats.txnperr+priv->stats.txhperr+priv->stats.txlperr,
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priv->stats.txretry,
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priv->stats.txbeacon,
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priv->stats.txbeaconerr
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);
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*eof = 1;
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return len;
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}
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void rtl8180_proc_module_init(void)
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{
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DMESG("Initializing proc filesystem");
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rtl8180_proc=create_proc_entry(RTL8180_MODULE_NAME, S_IFDIR, init_net.proc_net);
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}
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void rtl8180_proc_module_remove(void)
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{
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remove_proc_entry(RTL8180_MODULE_NAME, init_net.proc_net);
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}
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void rtl8180_proc_remove_one(struct net_device *dev)
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{
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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if (priv->dir_dev) {
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remove_proc_entry("stats-hw", priv->dir_dev);
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remove_proc_entry("stats-tx", priv->dir_dev);
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remove_proc_entry("stats-rx", priv->dir_dev);
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remove_proc_entry("registers", priv->dir_dev);
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remove_proc_entry(dev->name, rtl8180_proc);
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priv->dir_dev = NULL;
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}
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}
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void rtl8180_proc_init_one(struct net_device *dev)
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{
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struct proc_dir_entry *e;
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
2009-06-28 14:20:38 +00:00
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|
2009-04-19 02:09:08 +00:00
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priv->dir_dev = rtl8180_proc;
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2008-12-05 04:01:41 +00:00
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if (!priv->dir_dev) {
|
2009-04-19 02:09:08 +00:00
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DMESGE("Unable to initialize /proc/net/r8180/%s\n",
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2008-12-05 04:01:41 +00:00
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dev->name);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
e = create_proc_read_entry("stats-hw", S_IFREG | S_IRUGO,
|
|
|
|
priv->dir_dev, proc_get_stats_hw, dev);
|
|
|
|
if (!e) {
|
|
|
|
DMESGE("Unable to initialize "
|
2009-04-19 02:09:08 +00:00
|
|
|
"/proc/net/r8180/%s/stats-hw\n",
|
2008-12-05 04:01:41 +00:00
|
|
|
dev->name);
|
|
|
|
}
|
|
|
|
|
|
|
|
e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
|
|
|
|
priv->dir_dev, proc_get_stats_rx, dev);
|
|
|
|
if (!e) {
|
|
|
|
DMESGE("Unable to initialize "
|
2009-04-19 02:09:08 +00:00
|
|
|
"/proc/net/r8180/%s/stats-rx\n",
|
2008-12-05 04:01:41 +00:00
|
|
|
dev->name);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
|
|
|
|
priv->dir_dev, proc_get_stats_tx, dev);
|
|
|
|
if (!e) {
|
|
|
|
DMESGE("Unable to initialize "
|
2009-04-19 02:09:08 +00:00
|
|
|
"/proc/net/r8180/%s/stats-tx\n",
|
2008-12-05 04:01:41 +00:00
|
|
|
dev->name);
|
|
|
|
}
|
|
|
|
|
|
|
|
e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
|
|
|
|
priv->dir_dev, proc_get_registers, dev);
|
|
|
|
if (!e) {
|
|
|
|
DMESGE("Unable to initialize "
|
2009-04-19 02:09:08 +00:00
|
|
|
"/proc/net/r8180/%s/registers\n",
|
2008-12-05 04:01:41 +00:00
|
|
|
dev->name);
|
|
|
|
}
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
/*
|
|
|
|
FIXME: check if we can use some standard already-existent
|
|
|
|
data type+functions in kernel
|
|
|
|
*/
|
|
|
|
|
|
|
|
short buffer_add(struct buffer **buffer, u32 *buf, dma_addr_t dma,
|
|
|
|
struct buffer **bufferhead)
|
|
|
|
{
|
|
|
|
struct buffer *tmp;
|
|
|
|
|
|
|
|
if(! *buffer){
|
|
|
|
|
|
|
|
*buffer = kmalloc(sizeof(struct buffer),GFP_KERNEL);
|
|
|
|
|
|
|
|
if (*buffer == NULL) {
|
|
|
|
DMESGE("Failed to kmalloc head of TX/RX struct");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
(*buffer)->next=*buffer;
|
|
|
|
(*buffer)->buf=buf;
|
|
|
|
(*buffer)->dma=dma;
|
|
|
|
if(bufferhead !=NULL)
|
|
|
|
(*bufferhead) = (*buffer);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
tmp=*buffer;
|
|
|
|
|
|
|
|
while(tmp->next!=(*buffer)) tmp=tmp->next;
|
|
|
|
if ((tmp->next= kmalloc(sizeof(struct buffer),GFP_KERNEL)) == NULL){
|
|
|
|
DMESGE("Failed to kmalloc TX/RX struct");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
tmp->next->buf=buf;
|
|
|
|
tmp->next->dma=dma;
|
|
|
|
tmp->next->next=*buffer;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void buffer_free(struct net_device *dev,struct buffer **buffer,int len,short
|
|
|
|
consistent)
|
|
|
|
{
|
|
|
|
|
|
|
|
struct buffer *tmp,*next;
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct pci_dev *pdev=priv->pdev;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (!*buffer)
|
|
|
|
return;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
tmp = *buffer;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
do{
|
|
|
|
next=tmp->next;
|
|
|
|
if(consistent){
|
|
|
|
pci_free_consistent(pdev,len,
|
|
|
|
tmp->buf,tmp->dma);
|
|
|
|
}else{
|
|
|
|
pci_unmap_single(pdev, tmp->dma,
|
|
|
|
len,PCI_DMA_FROMDEVICE);
|
|
|
|
kfree(tmp->buf);
|
|
|
|
}
|
|
|
|
kfree(tmp);
|
|
|
|
tmp = next;
|
|
|
|
}
|
|
|
|
while(next != *buffer);
|
|
|
|
|
|
|
|
*buffer=NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
void print_buffer(u32 *buffer, int len)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
u8 *buf =(u8*)buffer;
|
|
|
|
|
|
|
|
printk("ASCII BUFFER DUMP (len: %x):\n",len);
|
|
|
|
|
|
|
|
for(i=0;i<len;i++)
|
|
|
|
printk("%c",buf[i]);
|
|
|
|
|
|
|
|
printk("\nBINARY BUFFER DUMP (len: %x):\n",len);
|
|
|
|
|
|
|
|
for(i=0;i<len;i++)
|
|
|
|
printk("%02x",buf[i]);
|
|
|
|
|
|
|
|
printk("\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
int get_curr_tx_free_desc(struct net_device *dev, int priority)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u32* tail;
|
|
|
|
u32* head;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
switch (priority){
|
|
|
|
case MANAGE_PRIORITY:
|
|
|
|
head = priv->txmapringhead;
|
|
|
|
tail = priv->txmapringtail;
|
|
|
|
break;
|
|
|
|
case BK_PRIORITY:
|
|
|
|
head = priv->txbkpringhead;
|
|
|
|
tail = priv->txbkpringtail;
|
|
|
|
break;
|
|
|
|
case BE_PRIORITY:
|
|
|
|
head = priv->txbepringhead;
|
|
|
|
tail = priv->txbepringtail;
|
|
|
|
break;
|
|
|
|
case VI_PRIORITY:
|
|
|
|
head = priv->txvipringhead;
|
|
|
|
tail = priv->txvipringtail;
|
|
|
|
break;
|
|
|
|
case VO_PRIORITY:
|
|
|
|
head = priv->txvopringhead;
|
|
|
|
tail = priv->txvopringtail;
|
|
|
|
break;
|
|
|
|
case HI_PRIORITY:
|
|
|
|
head = priv->txhpringhead;
|
|
|
|
tail = priv->txhpringtail;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (head <= tail)
|
2008-12-05 04:01:41 +00:00
|
|
|
ret = priv->txringcount - (tail - head)/8;
|
|
|
|
else
|
|
|
|
ret = (head - tail)/8;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (ret > priv->txringcount)
|
|
|
|
DMESG("BUG");
|
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
short check_nic_enought_desc(struct net_device *dev, int priority)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
struct ieee80211_device *ieee = netdev_priv(dev);
|
|
|
|
int requiredbyte, required;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
requiredbyte = priv->ieee80211->fts + sizeof(struct ieee80211_header_data);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (ieee->current_network.QoS_Enable)
|
2008-12-05 04:01:41 +00:00
|
|
|
requiredbyte += 2;
|
|
|
|
|
|
|
|
required = requiredbyte / (priv->txbuffsize-4);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
|
|
|
if (requiredbyte % priv->txbuffsize)
|
|
|
|
required++;
|
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
/* for now we keep two free descriptor as a safety boundary
|
|
|
|
* between the tail and the head
|
|
|
|
*/
|
|
|
|
|
|
|
|
return (required+2 < get_curr_tx_free_desc(dev,priority));
|
|
|
|
}
|
|
|
|
|
|
|
|
void fix_tx_fifo(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
u32 *tmp;
|
|
|
|
int i;
|
2009-06-28 14:19:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
for (tmp=priv->txmapring, i=0;
|
|
|
|
i < priv->txringcount;
|
|
|
|
tmp+=8, i++){
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (tmp=priv->txbkpring, i=0;
|
|
|
|
i < priv->txringcount;
|
|
|
|
tmp+=8, i++) {
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (tmp=priv->txbepring, i=0;
|
|
|
|
i < priv->txringcount;
|
|
|
|
tmp+=8, i++){
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
|
|
|
for (tmp=priv->txvipring, i=0;
|
|
|
|
i < priv->txringcount;
|
|
|
|
tmp+=8, i++) {
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (tmp=priv->txvopring, i=0;
|
|
|
|
i < priv->txringcount;
|
|
|
|
tmp+=8, i++){
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (tmp=priv->txhpring, i=0;
|
|
|
|
i < priv->txringcount;
|
|
|
|
tmp+=8,i++){
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
|
|
|
|
|
|
|
for (tmp=priv->txbeaconring, i=0;
|
|
|
|
i < priv->txbeaconcount;
|
|
|
|
tmp+=8, i++){
|
|
|
|
*tmp = *tmp &~ (1<<31);
|
|
|
|
}
|
2009-06-28 14:19:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->txmapringtail = priv->txmapring;
|
|
|
|
priv->txmapringhead = priv->txmapring;
|
|
|
|
priv->txmapbufstail = priv->txmapbufs;
|
|
|
|
|
|
|
|
priv->txbkpringtail = priv->txbkpring;
|
|
|
|
priv->txbkpringhead = priv->txbkpring;
|
|
|
|
priv->txbkpbufstail = priv->txbkpbufs;
|
|
|
|
|
|
|
|
priv->txbepringtail = priv->txbepring;
|
|
|
|
priv->txbepringhead = priv->txbepring;
|
|
|
|
priv->txbepbufstail = priv->txbepbufs;
|
|
|
|
|
|
|
|
priv->txvipringtail = priv->txvipring;
|
|
|
|
priv->txvipringhead = priv->txvipring;
|
|
|
|
priv->txvipbufstail = priv->txvipbufs;
|
|
|
|
|
|
|
|
priv->txvopringtail = priv->txvopring;
|
|
|
|
priv->txvopringhead = priv->txvopring;
|
|
|
|
priv->txvopbufstail = priv->txvopbufs;
|
|
|
|
|
|
|
|
priv->txhpringtail = priv->txhpring;
|
|
|
|
priv->txhpringhead = priv->txhpring;
|
|
|
|
priv->txhpbufstail = priv->txhpbufs;
|
|
|
|
|
|
|
|
priv->txbeaconringtail = priv->txbeaconring;
|
|
|
|
priv->txbeaconbufstail = priv->txbeaconbufs;
|
|
|
|
set_nic_txring(dev);
|
|
|
|
|
|
|
|
ieee80211_reset_queue(priv->ieee80211);
|
|
|
|
priv->ack_tx_to_ieee = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void fix_rx_fifo(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
u32 *tmp;
|
|
|
|
struct buffer *rxbuf;
|
|
|
|
u8 rx_desc_size;
|
|
|
|
|
|
|
|
rx_desc_size = 8; // 4*8 = 32 bytes
|
|
|
|
|
|
|
|
for (tmp=priv->rxring, rxbuf=priv->rxbufferhead;
|
|
|
|
(tmp < (priv->rxring)+(priv->rxringcount)*rx_desc_size);
|
|
|
|
tmp+=rx_desc_size,rxbuf=rxbuf->next){
|
|
|
|
*(tmp+2) = rxbuf->dma;
|
|
|
|
*tmp=*tmp &~ 0xfff;
|
|
|
|
*tmp=*tmp | priv->rxbuffersize;
|
|
|
|
*tmp |= (1<<31);
|
|
|
|
}
|
|
|
|
|
|
|
|
priv->rxringtail=priv->rxring;
|
|
|
|
priv->rxbuffer=priv->rxbufferhead;
|
|
|
|
priv->rx_skb_complete=1;
|
|
|
|
set_nic_rxring(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
unsigned char QUALITY_MAP[] = {
|
2009-06-28 14:20:38 +00:00
|
|
|
0x64, 0x64, 0x64, 0x63, 0x63, 0x62, 0x62, 0x61,
|
|
|
|
0x61, 0x60, 0x60, 0x5f, 0x5f, 0x5e, 0x5d, 0x5c,
|
|
|
|
0x5b, 0x5a, 0x59, 0x57, 0x56, 0x54, 0x52, 0x4f,
|
|
|
|
0x4c, 0x49, 0x45, 0x41, 0x3c, 0x37, 0x31, 0x29,
|
|
|
|
0x24, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
|
|
|
|
0x22, 0x22, 0x21, 0x21, 0x21, 0x21, 0x21, 0x20,
|
|
|
|
0x20, 0x20, 0x20, 0x1f, 0x1f, 0x1e, 0x1e, 0x1e,
|
|
|
|
0x1d, 0x1d, 0x1c, 0x1c, 0x1b, 0x1a, 0x19, 0x19,
|
|
|
|
0x18, 0x17, 0x16, 0x15, 0x14, 0x12, 0x11, 0x0f,
|
|
|
|
0x0e, 0x0c, 0x0a, 0x08, 0x06, 0x04, 0x01, 0x00
|
2008-12-05 04:01:41 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
unsigned char STRENGTH_MAP[] = {
|
2009-06-28 14:20:38 +00:00
|
|
|
0x64, 0x64, 0x63, 0x62, 0x61, 0x60, 0x5f, 0x5e,
|
|
|
|
0x5d, 0x5c, 0x5b, 0x5a, 0x57, 0x54, 0x52, 0x50,
|
|
|
|
0x4e, 0x4c, 0x4a, 0x48, 0x46, 0x44, 0x41, 0x3f,
|
|
|
|
0x3c, 0x3a, 0x37, 0x36, 0x36, 0x1c, 0x1c, 0x1b,
|
|
|
|
0x1b, 0x1a, 0x1a, 0x19, 0x19, 0x18, 0x18, 0x17,
|
|
|
|
0x17, 0x16, 0x16, 0x15, 0x15, 0x14, 0x14, 0x13,
|
|
|
|
0x13, 0x12, 0x12, 0x11, 0x11, 0x10, 0x10, 0x0f,
|
|
|
|
0x0f, 0x0e, 0x0e, 0x0d, 0x0d, 0x0c, 0x0c, 0x0b,
|
|
|
|
0x0b, 0x0a, 0x0a, 0x09, 0x09, 0x08, 0x08, 0x07,
|
|
|
|
0x07, 0x06, 0x06, 0x05, 0x04, 0x03, 0x02, 0x00
|
2008-12-05 04:01:41 +00:00
|
|
|
};
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
void rtl8180_RSSI_calc(struct net_device *dev, u8 *rssi, u8 *qual)
|
|
|
|
{
|
2008-12-05 04:01:41 +00:00
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
u32 temp;
|
|
|
|
u32 temp2;
|
|
|
|
u32 temp3;
|
|
|
|
u32 lsb;
|
|
|
|
u32 q;
|
|
|
|
u32 orig_qual;
|
|
|
|
u8 _rssi;
|
|
|
|
|
|
|
|
q = *qual;
|
|
|
|
orig_qual = *qual;
|
|
|
|
_rssi = 0; // avoid gcc complains..
|
|
|
|
|
|
|
|
if (q <= 0x4e) {
|
|
|
|
temp = QUALITY_MAP[q];
|
|
|
|
} else {
|
|
|
|
if( q & 0x80 ) {
|
|
|
|
temp = 0x32;
|
|
|
|
} else {
|
|
|
|
temp = 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
*qual = temp;
|
|
|
|
temp2 = *rssi;
|
|
|
|
|
|
|
|
switch(priv->rf_chip){
|
|
|
|
case RFCHIPID_RFMD:
|
|
|
|
lsb = temp2 & 1;
|
|
|
|
temp2 &= 0x7e;
|
|
|
|
if ( !lsb || !(temp2 <= 0x3c) ) {
|
|
|
|
temp2 = 0x64;
|
|
|
|
} else {
|
|
|
|
temp2 = 100 * temp2 / 0x3c;
|
|
|
|
}
|
|
|
|
*rssi = temp2 & 0xff;
|
|
|
|
_rssi = temp2 & 0xff;
|
|
|
|
break;
|
|
|
|
case RFCHIPID_INTERSIL:
|
|
|
|
lsb = temp2;
|
|
|
|
temp2 &= 0xfffffffe;
|
|
|
|
temp2 *= 251;
|
|
|
|
temp3 = temp2;
|
|
|
|
temp2 <<= 6;
|
|
|
|
temp3 += temp2;
|
|
|
|
temp3 <<= 1;
|
|
|
|
temp2 = 0x4950df;
|
|
|
|
temp2 -= temp3;
|
|
|
|
lsb &= 1;
|
|
|
|
if ( temp2 <= 0x3e0000 ) {
|
|
|
|
if ( temp2 < 0xffef0000 )
|
|
|
|
temp2 = 0xffef0000;
|
|
|
|
} else {
|
|
|
|
temp2 = 0x3e0000;
|
|
|
|
}
|
|
|
|
if ( !lsb ) {
|
|
|
|
temp2 -= 0xf0000;
|
|
|
|
} else {
|
|
|
|
temp2 += 0xf0000;
|
|
|
|
}
|
|
|
|
|
|
|
|
temp3 = 0x4d0000;
|
|
|
|
temp3 -= temp2;
|
|
|
|
temp3 *= 100;
|
|
|
|
temp3 = temp3 / 0x6d;
|
|
|
|
temp3 >>= 0x10;
|
|
|
|
_rssi = temp3 & 0xff;
|
|
|
|
*rssi = temp3 & 0xff;
|
|
|
|
break;
|
|
|
|
case RFCHIPID_GCT:
|
|
|
|
lsb = temp2 & 1;
|
|
|
|
temp2 &= 0x7e;
|
|
|
|
if ( ! lsb || !(temp2 <= 0x3c) ){
|
|
|
|
temp2 = 0x64;
|
|
|
|
} else {
|
|
|
|
temp2 = (100 * temp2) / 0x3c;
|
|
|
|
}
|
|
|
|
*rssi = temp2 & 0xff;
|
|
|
|
_rssi = temp2 & 0xff;
|
|
|
|
break;
|
|
|
|
case RFCHIPID_PHILIPS:
|
|
|
|
if( orig_qual <= 0x4e ){
|
|
|
|
_rssi = STRENGTH_MAP[orig_qual];
|
|
|
|
*rssi = _rssi;
|
|
|
|
} else {
|
|
|
|
orig_qual -= 0x80;
|
|
|
|
if ( !orig_qual ){
|
|
|
|
_rssi = 1;
|
|
|
|
*rssi = 1;
|
|
|
|
} else {
|
|
|
|
_rssi = 0x32;
|
|
|
|
*rssi = 0x32;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case RFCHIPID_MAXIM:
|
|
|
|
lsb = temp2 & 1;
|
|
|
|
temp2 &= 0x7e;
|
|
|
|
temp2 >>= 1;
|
|
|
|
temp2 += 0x42;
|
|
|
|
if( lsb != 0 ){
|
|
|
|
temp2 += 0xa;
|
|
|
|
}
|
|
|
|
*rssi = temp2 & 0xff;
|
|
|
|
_rssi = temp2 & 0xff;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( _rssi < 0x64 ){
|
|
|
|
if ( _rssi == 0 ) {
|
|
|
|
*rssi = 1;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
*rssi = 0x64;
|
|
|
|
}
|
|
|
|
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_irq_enable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->irq_enabled = 1;
|
|
|
|
write_nic_word(dev,INTA_MASK, priv->irq_mask);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_irq_disable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
write_nic_dword(dev,IMR,0);
|
|
|
|
force_pci_posting(dev);
|
|
|
|
priv->irq_enabled = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_set_mode(struct net_device *dev,int mode)
|
|
|
|
{
|
|
|
|
u8 ecmd;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
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 rtl8180_adapter_start(struct net_device *dev);
|
|
|
|
void rtl8180_beacon_tx_enable(struct net_device *dev);
|
|
|
|
|
|
|
|
void rtl8180_update_msr(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u8 msr;
|
|
|
|
u32 rxconf;
|
|
|
|
|
|
|
|
msr = read_nic_byte(dev, MSR);
|
|
|
|
msr &= ~ MSR_LINK_MASK;
|
|
|
|
|
|
|
|
rxconf=read_nic_dword(dev,RX_CONF);
|
|
|
|
|
|
|
|
if(priv->ieee80211->state == IEEE80211_LINKED)
|
|
|
|
{
|
|
|
|
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 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
|
|
|
|
msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT);
|
|
|
|
else
|
|
|
|
msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
|
|
|
|
rxconf |= (1<<RX_CHECK_BSSID_SHIFT);
|
|
|
|
|
|
|
|
}else {
|
|
|
|
msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
|
|
|
|
rxconf &= ~(1<<RX_CHECK_BSSID_SHIFT);
|
|
|
|
}
|
|
|
|
|
|
|
|
write_nic_byte(dev, MSR, msr);
|
|
|
|
write_nic_dword(dev, RX_CONF, rxconf);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_set_chan(struct net_device *dev,short ch)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if ((ch > 14) || (ch < 1)) {
|
2009-01-07 22:31:57 +00:00
|
|
|
printk("In %s: Invalid chnanel %d\n", __func__, ch);
|
2008-12-05 04:01:41 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
priv->chan=ch;
|
|
|
|
priv->rf_set_chan(dev,priv->chan);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_rx_enable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u8 cmd;
|
|
|
|
u32 rxconf;
|
|
|
|
/* for now we accept data, management & ctl frame*/
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
rxconf=read_nic_dword(dev,RX_CONF);
|
|
|
|
rxconf = rxconf &~ MAC_FILTER_MASK;
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_MNG_FRAME_SHIFT);
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_DATA_FRAME_SHIFT);
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_BCAST_FRAME_SHIFT);
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_MCAST_FRAME_SHIFT);
|
2009-06-28 14:20:38 +00:00
|
|
|
if (dev->flags & IFF_PROMISC)
|
|
|
|
DMESG("NIC in promisc mode");
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
if(priv->ieee80211->iw_mode == IW_MODE_MONITOR || \
|
|
|
|
dev->flags & IFF_PROMISC){
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_ALLMAC_FRAME_SHIFT);
|
|
|
|
}else{
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_NICMAC_FRAME_SHIFT);
|
|
|
|
if(priv->card_8185 == 0)
|
|
|
|
rxconf = rxconf | (1<<RX_CHECK_BSSID_SHIFT);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(priv->ieee80211->iw_mode == IW_MODE_MONITOR){
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_CTL_FRAME_SHIFT);
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_ICVERR_FRAME_SHIFT);
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_PWR_FRAME_SHIFT);
|
|
|
|
}
|
|
|
|
|
|
|
|
if( priv->crcmon == 1 && priv->ieee80211->iw_mode == IW_MODE_MONITOR)
|
|
|
|
rxconf = rxconf | (1<<ACCEPT_CRCERR_FRAME_SHIFT);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
rxconf = rxconf & ~RX_FIFO_THRESHOLD_MASK;
|
|
|
|
rxconf = rxconf | (RX_FIFO_THRESHOLD_NONE << RX_FIFO_THRESHOLD_SHIFT);
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
rxconf = rxconf | (1<<RX_AUTORESETPHY_SHIFT);
|
|
|
|
rxconf = rxconf &~ MAX_RX_DMA_MASK;
|
|
|
|
rxconf = rxconf | (MAX_RX_DMA_2048<<MAX_RX_DMA_SHIFT);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
rxconf = rxconf | RCR_ONLYERLPKT;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
rxconf = rxconf &~ RCR_CS_MASK;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
|
|
|
if (!priv->card_8185)
|
2008-12-05 04:01:41 +00:00
|
|
|
rxconf |= (priv->rcr_csense<<RCR_CS_SHIFT);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
write_nic_dword(dev, RX_CONF, rxconf);
|
|
|
|
|
|
|
|
fix_rx_fifo(dev);
|
|
|
|
|
|
|
|
cmd=read_nic_byte(dev,CMD);
|
|
|
|
write_nic_byte(dev,CMD,cmd | (1<<CMD_RX_ENABLE_SHIFT));
|
|
|
|
}
|
|
|
|
|
|
|
|
void set_nic_txring(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
write_nic_dword(dev, TX_MANAGEPRIORITY_RING_ADDR, priv->txmapringdma);
|
|
|
|
write_nic_dword(dev, TX_BKPRIORITY_RING_ADDR, priv->txbkpringdma);
|
|
|
|
write_nic_dword(dev, TX_BEPRIORITY_RING_ADDR, priv->txbepringdma);
|
|
|
|
write_nic_dword(dev, TX_VIPRIORITY_RING_ADDR, priv->txvipringdma);
|
|
|
|
write_nic_dword(dev, TX_VOPRIORITY_RING_ADDR, priv->txvopringdma);
|
|
|
|
write_nic_dword(dev, TX_HIGHPRIORITY_RING_ADDR, priv->txhpringdma);
|
|
|
|
write_nic_dword(dev, TX_BEACON_RING_ADDR, priv->txbeaconringdma);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_conttx_enable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u32 txconf;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
txconf = read_nic_dword(dev,TX_CONF);
|
|
|
|
txconf = txconf &~ TX_LOOPBACK_MASK;
|
|
|
|
txconf = txconf | (TX_LOOPBACK_CONTINUE <<TX_LOOPBACK_SHIFT);
|
|
|
|
write_nic_dword(dev,TX_CONF,txconf);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_conttx_disable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u32 txconf;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
txconf = read_nic_dword(dev,TX_CONF);
|
|
|
|
txconf = txconf &~ TX_LOOPBACK_MASK;
|
|
|
|
txconf = txconf | (TX_LOOPBACK_NONE <<TX_LOOPBACK_SHIFT);
|
|
|
|
write_nic_dword(dev,TX_CONF,txconf);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_tx_enable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u8 cmd;
|
|
|
|
u8 tx_agc_ctl;
|
|
|
|
u8 byte;
|
|
|
|
u32 txconf;
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
txconf = read_nic_dword(dev, TX_CONF);
|
2008-12-05 04:01:41 +00:00
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->card_8185) {
|
2008-12-05 04:01:41 +00:00
|
|
|
byte = read_nic_byte(dev,CW_CONF);
|
|
|
|
byte &= ~(1<<CW_CONF_PERPACKET_CW_SHIFT);
|
|
|
|
byte &= ~(1<<CW_CONF_PERPACKET_RETRY_SHIFT);
|
|
|
|
write_nic_byte(dev, CW_CONF, byte);
|
|
|
|
|
|
|
|
tx_agc_ctl = read_nic_byte(dev, TX_AGC_CTL);
|
|
|
|
tx_agc_ctl &= ~(1<<TX_AGC_CTL_PERPACKET_GAIN_SHIFT);
|
|
|
|
tx_agc_ctl &= ~(1<<TX_AGC_CTL_PERPACKET_ANTSEL_SHIFT);
|
|
|
|
tx_agc_ctl |=(1<<TX_AGC_CTL_FEEDBACK_ANT);
|
|
|
|
write_nic_byte(dev, TX_AGC_CTL, tx_agc_ctl);
|
|
|
|
write_nic_byte(dev, 0xec, 0x3f); /* Disable early TX */
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->card_8185)
|
2008-12-05 04:01:41 +00:00
|
|
|
txconf = txconf &~ (1<<TCR_PROBE_NOTIMESTAMP_SHIFT);
|
2009-06-28 14:20:38 +00:00
|
|
|
else {
|
2008-12-05 04:01:41 +00:00
|
|
|
if(hwseqnum)
|
|
|
|
txconf= txconf &~ (1<<TX_CONF_HEADER_AUTOICREMENT_SHIFT);
|
|
|
|
else
|
|
|
|
txconf= txconf | (1<<TX_CONF_HEADER_AUTOICREMENT_SHIFT);
|
|
|
|
}
|
|
|
|
|
|
|
|
txconf = txconf &~ TX_LOOPBACK_MASK;
|
|
|
|
txconf = txconf | (TX_LOOPBACK_NONE <<TX_LOOPBACK_SHIFT);
|
|
|
|
txconf = txconf &~ TCR_DPRETRY_MASK;
|
|
|
|
txconf = txconf &~ TCR_RTSRETRY_MASK;
|
|
|
|
txconf = txconf | (priv->retry_data<<TX_DPRETRY_SHIFT);
|
|
|
|
txconf = txconf | (priv->retry_rts<<TX_RTSRETRY_SHIFT);
|
|
|
|
txconf = txconf &~ (1<<TX_NOCRC_SHIFT);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->card_8185) {
|
|
|
|
if (priv->hw_plcp_len)
|
2008-12-05 04:01:41 +00:00
|
|
|
txconf = txconf &~ TCR_PLCP_LEN;
|
|
|
|
else
|
|
|
|
txconf = txconf | TCR_PLCP_LEN;
|
2009-06-28 14:20:38 +00:00
|
|
|
} else
|
2008-12-05 04:01:41 +00:00
|
|
|
txconf = txconf &~ TCR_SAT;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
txconf = txconf &~ TCR_MXDMA_MASK;
|
|
|
|
txconf = txconf | (TCR_MXDMA_2048<<TCR_MXDMA_SHIFT);
|
|
|
|
txconf = txconf | TCR_CWMIN;
|
|
|
|
txconf = txconf | TCR_DISCW;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
txconf = txconf | (1 << TX_NOICV_SHIFT);
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
write_nic_dword(dev,TX_CONF,txconf);
|
|
|
|
|
|
|
|
fix_tx_fifo(dev);
|
|
|
|
|
|
|
|
cmd=read_nic_byte(dev,CMD);
|
|
|
|
write_nic_byte(dev,CMD,cmd | (1<<CMD_TX_ENABLE_SHIFT));
|
|
|
|
|
|
|
|
write_nic_dword(dev,TX_CONF,txconf);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_beacon_tx_enable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
|
|
|
|
priv->dma_poll_stop_mask &= ~(TPPOLLSTOP_BQ);
|
|
|
|
write_nic_byte(dev,TPPollStop, priv->dma_poll_mask);
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_beacon_tx_disable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
|
|
|
|
priv->dma_poll_stop_mask |= TPPOLLSTOP_BQ;
|
|
|
|
write_nic_byte(dev,TPPollStop, priv->dma_poll_stop_mask);
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_rtx_disable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u8 cmd;
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
|
|
|
cmd=read_nic_byte(dev,CMD);
|
|
|
|
write_nic_byte(dev, CMD, cmd &~ \
|
|
|
|
((1<<CMD_RX_ENABLE_SHIFT)|(1<<CMD_TX_ENABLE_SHIFT)));
|
|
|
|
force_pci_posting(dev);
|
|
|
|
mdelay(10);
|
|
|
|
|
|
|
|
if(!priv->rx_skb_complete)
|
|
|
|
dev_kfree_skb_any(priv->rx_skb);
|
|
|
|
}
|
|
|
|
|
|
|
|
short alloc_tx_desc_ring(struct net_device *dev, int bufsize, int count,
|
|
|
|
int addr)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
u32 *desc;
|
|
|
|
u32 *tmp;
|
|
|
|
dma_addr_t dma_desc, dma_tmp;
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct pci_dev *pdev = priv->pdev;
|
|
|
|
void *buf;
|
|
|
|
|
|
|
|
if((bufsize & 0xfff) != bufsize) {
|
|
|
|
DMESGE ("TX buffer allocation too large");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
desc = (u32*)pci_alloc_consistent(pdev,
|
|
|
|
sizeof(u32)*8*count+256, &dma_desc);
|
2009-06-28 14:20:38 +00:00
|
|
|
if (desc == NULL)
|
|
|
|
return -1;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (dma_desc & 0xff)
|
2008-12-05 04:01:41 +00:00
|
|
|
/*
|
|
|
|
* descriptor's buffer must be 256 byte aligned
|
|
|
|
* we shouldn't be here, since we set DMA mask !
|
|
|
|
*/
|
2009-04-19 02:09:08 +00:00
|
|
|
WARN(1, "DMA buffer is not aligned\n");
|
2009-06-28 14:20:38 +00:00
|
|
|
|
|
|
|
tmp = desc;
|
|
|
|
|
|
|
|
for (i = 0; i < count; i++) {
|
|
|
|
buf = (void *)pci_alloc_consistent(pdev, bufsize, &dma_tmp);
|
|
|
|
if (buf == NULL)
|
|
|
|
return -ENOMEM;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
switch(addr) {
|
|
|
|
case TX_MANAGEPRIORITY_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txmapbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer NP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case TX_BKPRIORITY_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txbkpbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer LP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case TX_BEPRIORITY_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txbepbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer NP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case TX_VIPRIORITY_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txvipbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer LP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case TX_VOPRIORITY_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txvopbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer NP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case TX_HIGHPRIORITY_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txhpbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer HP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case TX_BEACON_RING_ADDR:
|
|
|
|
if(-1 == buffer_add(&(priv->txbeaconbufs),buf,dma_tmp,NULL)){
|
|
|
|
DMESGE("Unable to allocate mem for buffer BP");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
*tmp = *tmp &~ (1<<31); // descriptor empty, owned by the drv
|
|
|
|
*(tmp+2) = (u32)dma_tmp;
|
|
|
|
*(tmp+3) = bufsize;
|
|
|
|
|
|
|
|
if(i+1<count)
|
|
|
|
*(tmp+4) = (u32)dma_desc+((i+1)*8*4);
|
|
|
|
else
|
|
|
|
*(tmp+4) = (u32)dma_desc;
|
|
|
|
|
|
|
|
tmp=tmp+8;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch(addr) {
|
|
|
|
case TX_MANAGEPRIORITY_RING_ADDR:
|
|
|
|
priv->txmapringdma=dma_desc;
|
|
|
|
priv->txmapring=desc;
|
|
|
|
break;
|
|
|
|
case TX_BKPRIORITY_RING_ADDR:
|
|
|
|
priv->txbkpringdma=dma_desc;
|
|
|
|
priv->txbkpring=desc;
|
|
|
|
break;
|
|
|
|
case TX_BEPRIORITY_RING_ADDR:
|
|
|
|
priv->txbepringdma=dma_desc;
|
|
|
|
priv->txbepring=desc;
|
|
|
|
break;
|
|
|
|
case TX_VIPRIORITY_RING_ADDR:
|
|
|
|
priv->txvipringdma=dma_desc;
|
|
|
|
priv->txvipring=desc;
|
|
|
|
break;
|
|
|
|
case TX_VOPRIORITY_RING_ADDR:
|
|
|
|
priv->txvopringdma=dma_desc;
|
|
|
|
priv->txvopring=desc;
|
|
|
|
break;
|
|
|
|
case TX_HIGHPRIORITY_RING_ADDR:
|
|
|
|
priv->txhpringdma=dma_desc;
|
|
|
|
priv->txhpring=desc;
|
|
|
|
break;
|
|
|
|
case TX_BEACON_RING_ADDR:
|
|
|
|
priv->txbeaconringdma=dma_desc;
|
|
|
|
priv->txbeaconring=desc;
|
|
|
|
break;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void free_tx_desc_rings(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct pci_dev *pdev=priv->pdev;
|
|
|
|
int count = priv->txringcount;
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txmapring, priv->txmapringdma);
|
|
|
|
buffer_free(dev,&(priv->txmapbufs),priv->txbuffsize,1);
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txbkpring, priv->txbkpringdma);
|
|
|
|
buffer_free(dev,&(priv->txbkpbufs),priv->txbuffsize,1);
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txbepring, priv->txbepringdma);
|
|
|
|
buffer_free(dev,&(priv->txbepbufs),priv->txbuffsize,1);
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txvipring, priv->txvipringdma);
|
|
|
|
buffer_free(dev,&(priv->txvipbufs),priv->txbuffsize,1);
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txvopring, priv->txvopringdma);
|
|
|
|
buffer_free(dev,&(priv->txvopbufs),priv->txbuffsize,1);
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txhpring, priv->txhpringdma);
|
|
|
|
buffer_free(dev,&(priv->txhpbufs),priv->txbuffsize,1);
|
|
|
|
|
|
|
|
count = priv->txbeaconcount;
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->txbeaconring, priv->txbeaconringdma);
|
|
|
|
buffer_free(dev,&(priv->txbeaconbufs),priv->txbuffsize,1);
|
|
|
|
}
|
|
|
|
|
|
|
|
void free_rx_desc_ring(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct pci_dev *pdev = priv->pdev;
|
|
|
|
int count = priv->rxringcount;
|
|
|
|
|
|
|
|
pci_free_consistent(pdev, sizeof(u32)*8*count+256,
|
|
|
|
priv->rxring, priv->rxringdma);
|
|
|
|
|
|
|
|
buffer_free(dev,&(priv->rxbuffer),priv->rxbuffersize,0);
|
|
|
|
}
|
|
|
|
|
|
|
|
short alloc_rx_desc_ring(struct net_device *dev, u16 bufsize, int count)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
u32 *desc;
|
|
|
|
u32 *tmp;
|
|
|
|
dma_addr_t dma_desc,dma_tmp;
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct pci_dev *pdev=priv->pdev;
|
|
|
|
void *buf;
|
|
|
|
u8 rx_desc_size;
|
|
|
|
|
|
|
|
rx_desc_size = 8; // 4*8 = 32 bytes
|
|
|
|
|
|
|
|
if((bufsize & 0xfff) != bufsize){
|
|
|
|
DMESGE ("RX buffer allocation too large");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
desc = (u32*)pci_alloc_consistent(pdev,sizeof(u32)*rx_desc_size*count+256,
|
|
|
|
&dma_desc);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (dma_desc & 0xff)
|
2008-12-05 04:01:41 +00:00
|
|
|
/*
|
|
|
|
* descriptor's buffer must be 256 byte aligned
|
|
|
|
* should never happen since we specify the DMA mask
|
|
|
|
*/
|
2009-04-19 02:09:08 +00:00
|
|
|
WARN(1, "DMA buffer is not aligned\n");
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
priv->rxring=desc;
|
|
|
|
priv->rxringdma=dma_desc;
|
|
|
|
tmp=desc;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
for (i = 0; i < count; i++) {
|
2008-12-05 04:01:41 +00:00
|
|
|
if ((buf= kmalloc(bufsize * sizeof(u8),GFP_ATOMIC)) == NULL){
|
|
|
|
DMESGE("Failed to kmalloc RX buffer");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
dma_tmp = pci_map_single(pdev,buf,bufsize * sizeof(u8),
|
|
|
|
PCI_DMA_FROMDEVICE);
|
|
|
|
|
|
|
|
if(-1 == buffer_add(&(priv->rxbuffer), buf,dma_tmp,
|
|
|
|
&(priv->rxbufferhead))){
|
|
|
|
DMESGE("Unable to allocate mem RX buf");
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
*tmp = 0; //zero pads the header of the descriptor
|
|
|
|
*tmp = *tmp |( bufsize&0xfff);
|
|
|
|
*(tmp+2) = (u32)dma_tmp;
|
|
|
|
*tmp = *tmp |(1<<31); // descriptor void, owned by the NIC
|
|
|
|
|
|
|
|
tmp=tmp+rx_desc_size;
|
|
|
|
}
|
|
|
|
|
|
|
|
*(tmp-rx_desc_size) = *(tmp-rx_desc_size) | (1<<30); // this is the last descriptor
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void set_nic_rxring(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u8 pgreg;
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
pgreg=read_nic_byte(dev, PGSELECT);
|
|
|
|
write_nic_byte(dev, PGSELECT, pgreg &~ (1<<PGSELECT_PG_SHIFT));
|
|
|
|
|
|
|
|
write_nic_dword(dev, RXRING_ADDR,priv->rxringdma);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_reset(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u8 cr;
|
|
|
|
|
|
|
|
rtl8180_irq_disable(dev);
|
|
|
|
|
|
|
|
cr=read_nic_byte(dev,CMD);
|
|
|
|
cr = cr & 2;
|
|
|
|
cr = cr | (1<<CMD_RST_SHIFT);
|
|
|
|
write_nic_byte(dev,CMD,cr);
|
|
|
|
|
|
|
|
force_pci_posting(dev);
|
|
|
|
|
|
|
|
mdelay(200);
|
|
|
|
|
|
|
|
if(read_nic_byte(dev,CMD) & (1<<CMD_RST_SHIFT))
|
|
|
|
DMESGW("Card reset timeout!");
|
|
|
|
else
|
|
|
|
DMESG("Card successfully reset");
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_LOAD);
|
|
|
|
force_pci_posting(dev);
|
|
|
|
mdelay(200);
|
|
|
|
}
|
|
|
|
|
|
|
|
inline u16 ieeerate2rtlrate(int rate)
|
|
|
|
{
|
|
|
|
switch(rate){
|
|
|
|
case 10:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 0;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 20:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 1;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 55:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 2;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 110:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 3;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 60:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 4;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 90:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 5;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 120:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 6;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 180:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 7;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 240:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 8;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 360:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 9;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 480:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 10;
|
2008-12-05 04:01:41 +00:00
|
|
|
case 540:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 11;
|
2008-12-05 04:01:41 +00:00
|
|
|
default:
|
2009-06-28 14:20:38 +00:00
|
|
|
return 3;
|
2008-12-05 04:01:41 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540,720};
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
inline u16 rtl8180_rate2rate(short rate)
|
|
|
|
{
|
2009-06-28 14:20:38 +00:00
|
|
|
if (rate > 12)
|
|
|
|
return 10;
|
2008-12-05 04:01:41 +00:00
|
|
|
return rtl_rate[rate];
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
inline u8 rtl8180_IsWirelessBMode(u16 rate)
|
|
|
|
{
|
|
|
|
if( ((rate <= 110) && (rate != 60) && (rate != 90)) || (rate == 220) )
|
|
|
|
return 1;
|
2009-06-28 14:20:38 +00:00
|
|
|
else
|
|
|
|
return 0;
|
2008-12-05 04:01:41 +00:00
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
u16 N_DBPSOfRate(u16 DataRate);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
|
|
|
u16 ComputeTxTime(u16 FrameLength, u16 DataRate, u8 bManagementFrame,
|
|
|
|
u8 bShortPreamble)
|
2008-12-05 04:01:41 +00:00
|
|
|
{
|
|
|
|
u16 FrameTime;
|
|
|
|
u16 N_DBPS;
|
|
|
|
u16 Ceiling;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (rtl8180_IsWirelessBMode(DataRate)) {
|
|
|
|
if (bManagementFrame || !bShortPreamble || DataRate == 10)
|
|
|
|
/* long preamble */
|
2008-12-05 04:01:41 +00:00
|
|
|
FrameTime = (u16)(144+48+(FrameLength*8/(DataRate/10)));
|
|
|
|
else
|
2009-06-28 14:20:38 +00:00
|
|
|
/* short preamble */
|
2008-12-05 04:01:41 +00:00
|
|
|
FrameTime = (u16)(72+24+(FrameLength*8/(DataRate/10)));
|
2009-06-28 14:20:38 +00:00
|
|
|
|
|
|
|
if ((FrameLength*8 % (DataRate/10)) != 0) /* get the ceilling */
|
|
|
|
FrameTime++;
|
|
|
|
} else { /* 802.11g DSSS-OFDM PLCP length field calculation. */
|
2008-12-05 04:01:41 +00:00
|
|
|
N_DBPS = N_DBPSOfRate(DataRate);
|
|
|
|
Ceiling = (16 + 8*FrameLength + 6) / N_DBPS
|
|
|
|
+ (((16 + 8*FrameLength + 6) % N_DBPS) ? 1 : 0);
|
|
|
|
FrameTime = (u16)(16 + 4 + 4*Ceiling + 6);
|
|
|
|
}
|
|
|
|
return FrameTime;
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
u16 N_DBPSOfRate(u16 DataRate)
|
|
|
|
{
|
|
|
|
u16 N_DBPS = 24;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
switch (DataRate) {
|
|
|
|
case 60:
|
|
|
|
N_DBPS = 24;
|
|
|
|
break;
|
|
|
|
case 90:
|
|
|
|
N_DBPS = 36;
|
|
|
|
break;
|
|
|
|
case 120:
|
|
|
|
N_DBPS = 48;
|
|
|
|
break;
|
|
|
|
case 180:
|
|
|
|
N_DBPS = 72;
|
|
|
|
break;
|
|
|
|
case 240:
|
|
|
|
N_DBPS = 96;
|
|
|
|
break;
|
|
|
|
case 360:
|
|
|
|
N_DBPS = 144;
|
|
|
|
break;
|
|
|
|
case 480:
|
|
|
|
N_DBPS = 192;
|
|
|
|
break;
|
|
|
|
case 540:
|
|
|
|
N_DBPS = 216;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
2008-12-05 04:01:41 +00:00
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
return N_DBPS;
|
2008-12-05 04:01:41 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
//{by amy 080312
|
|
|
|
//
|
|
|
|
// Description:
|
|
|
|
// For Netgear case, they want good-looking singal strength.
|
|
|
|
// 2004.12.05, by rcnjko.
|
|
|
|
//
|
2009-06-28 14:20:38 +00:00
|
|
|
long NetgearSignalStrengthTranslate(long LastSS, long CurrSS)
|
2008-12-05 04:01:41 +00:00
|
|
|
{
|
|
|
|
long RetSS;
|
|
|
|
|
|
|
|
// Step 1. Scale mapping.
|
2009-06-28 14:20:38 +00:00
|
|
|
if (CurrSS >= 71 && CurrSS <= 100)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 90 + ((CurrSS - 70) / 3);
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS >= 41 && CurrSS <= 70)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 78 + ((CurrSS - 40) / 3);
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS >= 31 && CurrSS <= 40)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 66 + (CurrSS - 30);
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS >= 21 && CurrSS <= 30)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 54 + (CurrSS - 20);
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS >= 5 && CurrSS <= 20)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 42 + (((CurrSS - 5) * 2) / 3);
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS == 4)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 36;
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS == 3)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 27;
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS == 2)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 18;
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (CurrSS == 1)
|
2008-12-05 04:01:41 +00:00
|
|
|
RetSS = 9;
|
|
|
|
else
|
|
|
|
RetSS = CurrSS;
|
|
|
|
|
|
|
|
// Step 2. Smoothing.
|
|
|
|
if(LastSS > 0)
|
|
|
|
RetSS = ((LastSS * 5) + (RetSS)+ 5) / 6;
|
|
|
|
|
|
|
|
return RetSS;
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
//
|
|
|
|
// Description:
|
|
|
|
// Translate 0-100 signal strength index into dBm.
|
|
|
|
//
|
2009-06-28 14:20:38 +00:00
|
|
|
long TranslateToDbm8185(u8 SignalStrengthIndex)
|
2008-12-05 04:01:41 +00:00
|
|
|
{
|
2009-06-28 14:20:38 +00:00
|
|
|
long SignalPower;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
// Translate to dBm (x=0.5y-95).
|
|
|
|
SignalPower = (long)((SignalStrengthIndex + 1) >> 1);
|
|
|
|
SignalPower -= 95;
|
|
|
|
|
|
|
|
return SignalPower;
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
//
|
|
|
|
// Description:
|
|
|
|
// Perform signal smoothing for dynamic mechanism.
|
|
|
|
// This is different with PerformSignalSmoothing8185 in smoothing fomula.
|
|
|
|
// No dramatic adjustion is apply because dynamic mechanism need some degree
|
|
|
|
// of correctness. Ported from 8187B.
|
|
|
|
// 2007-02-26, by Bruce.
|
|
|
|
//
|
2009-06-28 14:20:38 +00:00
|
|
|
void PerformUndecoratedSignalSmoothing8185(struct r8180_priv *priv,
|
|
|
|
bool bCckRate)
|
2008-12-05 04:01:41 +00:00
|
|
|
{
|
|
|
|
// Determin the current packet is CCK rate.
|
|
|
|
priv->bCurCCKPkt = bCckRate;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->UndecoratedSmoothedSS >= 0)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->UndecoratedSmoothedSS = ( (priv->UndecoratedSmoothedSS * 5) + (priv->SignalStrength * 10) ) / 6;
|
|
|
|
else
|
|
|
|
priv->UndecoratedSmoothedSS = priv->SignalStrength * 10;
|
|
|
|
|
|
|
|
priv->UndercorateSmoothedRxPower = ( (priv->UndercorateSmoothedRxPower * 50) + (priv->RxPower* 11)) / 60;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (bCckRate)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->CurCCKRSSI = priv->RSSI;
|
|
|
|
else
|
|
|
|
priv->CurCCKRSSI = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
//by amy 080312}
|
|
|
|
|
|
|
|
/* This is rough RX isr handling routine*/
|
|
|
|
void rtl8180_rx(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct sk_buff *tmp_skb;
|
|
|
|
short first,last;
|
|
|
|
u32 len;
|
|
|
|
int lastlen;
|
|
|
|
unsigned char quality, signal;
|
|
|
|
u8 rate;
|
|
|
|
u32 *tmp,*tmp2;
|
|
|
|
u8 rx_desc_size;
|
|
|
|
u8 padding;
|
|
|
|
char rxpower = 0;
|
|
|
|
u32 RXAGC = 0;
|
|
|
|
long RxAGC_dBm = 0;
|
|
|
|
u8 LNA=0, BB=0;
|
|
|
|
u8 LNA_gain[4]={02, 17, 29, 39};
|
|
|
|
u8 Antenna = 0;
|
2009-07-13 18:01:44 +00:00
|
|
|
struct ieee80211_hdr_4addr *hdr;
|
2008-12-05 04:01:41 +00:00
|
|
|
u16 fc,type;
|
|
|
|
u8 bHwError = 0,bCRC = 0,bICV = 0;
|
|
|
|
bool bCckRate = false;
|
|
|
|
u8 RSSI = 0;
|
2009-06-28 14:20:38 +00:00
|
|
|
long SignalStrengthIndex = 0;
|
2008-12-05 04:01:41 +00:00
|
|
|
struct ieee80211_rx_stats stats = {
|
|
|
|
.signal = 0,
|
|
|
|
.noise = -98,
|
|
|
|
.rate = 0,
|
|
|
|
.freq = IEEE80211_24GHZ_BAND,
|
|
|
|
};
|
|
|
|
|
|
|
|
stats.nic_type = NIC_8185B;
|
|
|
|
rx_desc_size = 8;
|
|
|
|
|
|
|
|
if ((*(priv->rxringtail)) & (1<<31)) {
|
|
|
|
/* we have got an RX int, but the descriptor
|
|
|
|
* we are pointing is empty*/
|
|
|
|
|
|
|
|
priv->stats.rxnodata++;
|
|
|
|
priv->ieee80211->stats.rx_errors++;
|
|
|
|
|
|
|
|
tmp2 = NULL;
|
|
|
|
tmp = priv->rxringtail;
|
|
|
|
do{
|
|
|
|
if(tmp == priv->rxring)
|
|
|
|
tmp = priv->rxring + (priv->rxringcount - 1)*rx_desc_size;
|
|
|
|
else
|
|
|
|
tmp -= rx_desc_size;
|
|
|
|
|
|
|
|
if(! (*tmp & (1<<31)))
|
|
|
|
tmp2 = tmp;
|
|
|
|
}while(tmp != priv->rxring);
|
|
|
|
|
|
|
|
if(tmp2) priv->rxringtail = tmp2;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* while there are filled descriptors */
|
|
|
|
while(!(*(priv->rxringtail) & (1<<31))){
|
|
|
|
if(*(priv->rxringtail) & (1<<26))
|
|
|
|
DMESGW("RX buffer overflow");
|
|
|
|
if(*(priv->rxringtail) & (1<<12))
|
|
|
|
priv->stats.rxicverr++;
|
|
|
|
|
|
|
|
if(*(priv->rxringtail) & (1<<27)){
|
|
|
|
priv->stats.rxdmafail++;
|
|
|
|
//DMESG("EE: RX DMA FAILED at buffer pointed by descriptor %x",(u32)priv->rxringtail);
|
|
|
|
goto drop;
|
|
|
|
}
|
|
|
|
|
|
|
|
pci_dma_sync_single_for_cpu(priv->pdev,
|
|
|
|
priv->rxbuffer->dma,
|
|
|
|
priv->rxbuffersize * \
|
|
|
|
sizeof(u8),
|
|
|
|
PCI_DMA_FROMDEVICE);
|
|
|
|
|
|
|
|
first = *(priv->rxringtail) & (1<<29) ? 1:0;
|
|
|
|
if(first) priv->rx_prevlen=0;
|
|
|
|
|
|
|
|
last = *(priv->rxringtail) & (1<<28) ? 1:0;
|
|
|
|
if(last){
|
|
|
|
lastlen=((*priv->rxringtail) &0xfff);
|
|
|
|
|
|
|
|
/* if the last descriptor (that should
|
|
|
|
* tell us the total packet len) tell
|
|
|
|
* us something less than the descriptors
|
|
|
|
* len we had until now, then there is some
|
|
|
|
* problem..
|
|
|
|
* workaround to prevent kernel panic
|
|
|
|
*/
|
|
|
|
if(lastlen < priv->rx_prevlen)
|
|
|
|
len=0;
|
|
|
|
else
|
|
|
|
len=lastlen-priv->rx_prevlen;
|
|
|
|
|
|
|
|
if(*(priv->rxringtail) & (1<<13)) {
|
|
|
|
if ((*(priv->rxringtail) & 0xfff) <500)
|
|
|
|
priv->stats.rxcrcerrmin++;
|
|
|
|
else if ((*(priv->rxringtail) & 0x0fff) >1000)
|
|
|
|
priv->stats.rxcrcerrmax++;
|
|
|
|
else
|
|
|
|
priv->stats.rxcrcerrmid++;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}else{
|
|
|
|
len = priv->rxbuffersize;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(first && last) {
|
|
|
|
padding = ((*(priv->rxringtail+3))&(0x04000000))>>26;
|
|
|
|
}else if(first) {
|
|
|
|
padding = ((*(priv->rxringtail+3))&(0x04000000))>>26;
|
|
|
|
if(padding) {
|
|
|
|
len -= 2;
|
|
|
|
}
|
|
|
|
}else {
|
|
|
|
padding = 0;
|
|
|
|
}
|
|
|
|
padding = 0;
|
|
|
|
priv->rx_prevlen+=len;
|
|
|
|
|
|
|
|
if(priv->rx_prevlen > MAX_FRAG_THRESHOLD + 100){
|
|
|
|
/* HW is probably passing several buggy frames
|
|
|
|
* without FD or LD flag set.
|
|
|
|
* Throw this garbage away to prevent skb
|
|
|
|
* memory exausting
|
|
|
|
*/
|
|
|
|
if(!priv->rx_skb_complete)
|
|
|
|
dev_kfree_skb_any(priv->rx_skb);
|
|
|
|
priv->rx_skb_complete = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
signal=(unsigned char)(((*(priv->rxringtail+3))& (0x00ff0000))>>16);
|
|
|
|
signal=(signal&0xfe)>>1; // Modify by hikaru 6.6
|
|
|
|
|
|
|
|
quality=(unsigned char)((*(priv->rxringtail+3)) & (0xff));
|
|
|
|
|
|
|
|
stats.mac_time[0] = *(priv->rxringtail+1);
|
|
|
|
stats.mac_time[1] = *(priv->rxringtail+2);
|
|
|
|
rxpower =((char)(((*(priv->rxringtail+4))& (0x00ff0000))>>16))/2 - 42;
|
|
|
|
RSSI = ((u8)(((*(priv->rxringtail+3)) & (0x0000ff00))>> 8)) & (0x7f);
|
|
|
|
|
|
|
|
rate=((*(priv->rxringtail)) &
|
|
|
|
((1<<23)|(1<<22)|(1<<21)|(1<<20)))>>20;
|
|
|
|
|
|
|
|
stats.rate = rtl8180_rate2rate(rate);
|
|
|
|
Antenna = (((*(priv->rxringtail +3))& (0x00008000)) == 0 )? 0:1 ;
|
|
|
|
//by amy for antenna
|
|
|
|
if(!rtl8180_IsWirelessBMode(stats.rate))
|
|
|
|
{ // OFDM rate.
|
|
|
|
|
|
|
|
RxAGC_dBm = rxpower+1; //bias
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{ // CCK rate.
|
|
|
|
RxAGC_dBm = signal;//bit 0 discard
|
|
|
|
|
|
|
|
LNA = (u8) (RxAGC_dBm & 0x60 ) >> 5 ; //bit 6~ bit 5
|
|
|
|
BB = (u8) (RxAGC_dBm & 0x1F); // bit 4 ~ bit 0
|
|
|
|
|
|
|
|
RxAGC_dBm = -( LNA_gain[LNA] + (BB *2) ); //Pin_11b=-(LNA_gain+BB_gain) (dBm)
|
|
|
|
|
|
|
|
RxAGC_dBm +=4; //bias
|
|
|
|
}
|
|
|
|
|
|
|
|
if(RxAGC_dBm & 0x80) //absolute value
|
|
|
|
RXAGC= ~(RxAGC_dBm)+1;
|
|
|
|
bCckRate = rtl8180_IsWirelessBMode(stats.rate);
|
|
|
|
// Translate RXAGC into 1-100.
|
|
|
|
if(!rtl8180_IsWirelessBMode(stats.rate))
|
|
|
|
{ // OFDM rate.
|
|
|
|
if(RXAGC>90)
|
|
|
|
RXAGC=90;
|
|
|
|
else if(RXAGC<25)
|
|
|
|
RXAGC=25;
|
|
|
|
RXAGC=(90-RXAGC)*100/65;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{ // CCK rate.
|
|
|
|
if(RXAGC>95)
|
|
|
|
RXAGC=95;
|
|
|
|
else if(RXAGC<30)
|
|
|
|
RXAGC=30;
|
|
|
|
RXAGC=(95-RXAGC)*100/65;
|
|
|
|
}
|
|
|
|
priv->SignalStrength = (u8)RXAGC;
|
|
|
|
priv->RecvSignalPower = RxAGC_dBm ; // It can use directly by SD3 CMLin
|
|
|
|
priv->RxPower = rxpower;
|
|
|
|
priv->RSSI = RSSI;
|
|
|
|
//{by amy 080312
|
|
|
|
// SQ translation formular is provided by SD3 DZ. 2006.06.27, by rcnjko.
|
|
|
|
if(quality >= 127)
|
|
|
|
quality = 1;//0; //0 will cause epc to show signal zero , walk aroud now;
|
|
|
|
else if(quality < 27)
|
|
|
|
quality = 100;
|
|
|
|
else
|
|
|
|
quality = 127 - quality;
|
|
|
|
priv->SignalQuality = quality;
|
|
|
|
if(!priv->card_8185)
|
|
|
|
printk("check your card type\n");
|
|
|
|
|
|
|
|
stats.signal = (u8)quality;//priv->wstats.qual.level = priv->SignalStrength;
|
|
|
|
stats.signalstrength = RXAGC;
|
|
|
|
if(stats.signalstrength > 100)
|
|
|
|
stats.signalstrength = 100;
|
|
|
|
stats.signalstrength = (stats.signalstrength * 70)/100 + 30;
|
|
|
|
// printk("==========================>rx : RXAGC is %d,signalstrength is %d\n",RXAGC,stats.signalstrength);
|
|
|
|
stats.rssi = priv->wstats.qual.qual = priv->SignalQuality;
|
|
|
|
stats.noise = priv->wstats.qual.noise = 100 - priv ->wstats.qual.qual;
|
|
|
|
//by amy 080312}
|
|
|
|
bHwError = (((*(priv->rxringtail))& (0x00000fff)) == 4080)| (((*(priv->rxringtail))& (0x04000000)) != 0 )
|
|
|
|
| (((*(priv->rxringtail))& (0x08000000)) != 0 )| (((~(*(priv->rxringtail)))& (0x10000000)) != 0 )| (((~(*(priv->rxringtail)))& (0x20000000)) != 0 );
|
|
|
|
bCRC = ((*(priv->rxringtail)) & (0x00002000)) >> 13;
|
|
|
|
bICV = ((*(priv->rxringtail)) & (0x00001000)) >> 12;
|
2009-07-13 18:01:44 +00:00
|
|
|
hdr = (struct ieee80211_hdr_4addr *)priv->rxbuffer->buf;
|
2008-12-05 04:01:41 +00:00
|
|
|
fc = le16_to_cpu(hdr->frame_ctl);
|
|
|
|
type = WLAN_FC_GET_TYPE(fc);
|
|
|
|
|
|
|
|
if((IEEE80211_FTYPE_CTL != type) &&
|
|
|
|
(eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
|
|
|
|
&& (!bHwError) && (!bCRC)&& (!bICV))
|
|
|
|
{
|
|
|
|
//by amy 080312
|
|
|
|
// Perform signal smoothing for dynamic mechanism on demand.
|
|
|
|
// This is different with PerformSignalSmoothing8185 in smoothing fomula.
|
|
|
|
// No dramatic adjustion is apply because dynamic mechanism need some degree
|
|
|
|
// of correctness. 2007.01.23, by shien chang.
|
|
|
|
PerformUndecoratedSignalSmoothing8185(priv,bCckRate);
|
|
|
|
//
|
|
|
|
// For good-looking singal strength.
|
|
|
|
//
|
|
|
|
SignalStrengthIndex = NetgearSignalStrengthTranslate(
|
|
|
|
priv->LastSignalStrengthInPercent,
|
|
|
|
priv->SignalStrength);
|
|
|
|
|
|
|
|
priv->LastSignalStrengthInPercent = SignalStrengthIndex;
|
|
|
|
priv->Stats_SignalStrength = TranslateToDbm8185((u8)SignalStrengthIndex);
|
|
|
|
//
|
|
|
|
// We need more correct power of received packets and the "SignalStrength" of RxStats is beautified,
|
|
|
|
// so we record the correct power here.
|
|
|
|
//
|
|
|
|
priv->Stats_SignalQuality =(long) (priv->Stats_SignalQuality * 5 + (long)priv->SignalQuality + 5) / 6;
|
|
|
|
priv->Stats_RecvSignalPower = (long)(priv->Stats_RecvSignalPower * 5 + priv->RecvSignalPower -1) / 6;
|
|
|
|
|
|
|
|
// Figure out which antenna that received the lasted packet.
|
|
|
|
priv->LastRxPktAntenna = Antenna ? 1 : 0; // 0: aux, 1: main.
|
|
|
|
//by amy 080312
|
|
|
|
SwAntennaDiversityRxOk8185(dev, priv->SignalStrength);
|
|
|
|
}
|
|
|
|
|
|
|
|
//by amy for antenna
|
|
|
|
#ifndef DUMMY_RX
|
|
|
|
if(first){
|
|
|
|
if(!priv->rx_skb_complete){
|
|
|
|
/* seems that HW sometimes fails to reiceve and
|
|
|
|
doesn't provide the last descriptor */
|
|
|
|
dev_kfree_skb_any(priv->rx_skb);
|
|
|
|
priv->stats.rxnolast++;
|
|
|
|
}
|
|
|
|
/* support for prism header has been originally added by Christian */
|
|
|
|
if(priv->prism_hdr && priv->ieee80211->iw_mode == IW_MODE_MONITOR){
|
|
|
|
|
|
|
|
}else{
|
|
|
|
priv->rx_skb = dev_alloc_skb(len+2);
|
|
|
|
if( !priv->rx_skb) goto drop;
|
|
|
|
}
|
|
|
|
|
|
|
|
priv->rx_skb_complete=0;
|
|
|
|
priv->rx_skb->dev=dev;
|
|
|
|
}else{
|
|
|
|
/* if we are here we should have already RXed
|
|
|
|
* the first frame.
|
|
|
|
* If we get here and the skb is not allocated then
|
|
|
|
* we have just throw out garbage (skb not allocated)
|
|
|
|
* and we are still rxing garbage....
|
|
|
|
*/
|
|
|
|
if(!priv->rx_skb_complete){
|
|
|
|
|
|
|
|
tmp_skb= dev_alloc_skb(priv->rx_skb->len +len+2);
|
|
|
|
|
|
|
|
if(!tmp_skb) goto drop;
|
|
|
|
|
|
|
|
tmp_skb->dev=dev;
|
|
|
|
|
|
|
|
memcpy(skb_put(tmp_skb,priv->rx_skb->len),
|
|
|
|
priv->rx_skb->data,
|
|
|
|
priv->rx_skb->len);
|
|
|
|
|
|
|
|
dev_kfree_skb_any(priv->rx_skb);
|
|
|
|
|
|
|
|
priv->rx_skb=tmp_skb;
|
|
|
|
}
|
|
|
|
}
|
2009-06-28 14:19:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
if(!priv->rx_skb_complete) {
|
|
|
|
if(padding) {
|
|
|
|
memcpy(skb_put(priv->rx_skb,len),
|
|
|
|
(((unsigned char *)priv->rxbuffer->buf) + 2),len);
|
|
|
|
} else {
|
|
|
|
memcpy(skb_put(priv->rx_skb,len),
|
|
|
|
priv->rxbuffer->buf,len);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if(last && !priv->rx_skb_complete){
|
|
|
|
if(priv->rx_skb->len > 4)
|
|
|
|
skb_trim(priv->rx_skb,priv->rx_skb->len-4);
|
|
|
|
#ifndef RX_DONT_PASS_UL
|
|
|
|
if(!ieee80211_rx(priv->ieee80211,
|
|
|
|
priv->rx_skb, &stats)){
|
|
|
|
#endif // RX_DONT_PASS_UL
|
|
|
|
|
|
|
|
dev_kfree_skb_any(priv->rx_skb);
|
|
|
|
#ifndef RX_DONT_PASS_UL
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
priv->rx_skb_complete=1;
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif //DUMMY_RX
|
|
|
|
pci_dma_sync_single_for_device(priv->pdev,
|
|
|
|
priv->rxbuffer->dma,
|
|
|
|
priv->rxbuffersize * \
|
|
|
|
sizeof(u8),
|
|
|
|
PCI_DMA_FROMDEVICE);
|
|
|
|
|
|
|
|
drop: // this is used when we have not enought mem
|
|
|
|
/* restore the descriptor */
|
|
|
|
*(priv->rxringtail+2)=priv->rxbuffer->dma;
|
|
|
|
*(priv->rxringtail)=*(priv->rxringtail) &~ 0xfff;
|
|
|
|
*(priv->rxringtail)=
|
|
|
|
*(priv->rxringtail) | priv->rxbuffersize;
|
|
|
|
|
|
|
|
*(priv->rxringtail)=
|
|
|
|
*(priv->rxringtail) | (1<<31);
|
|
|
|
|
|
|
|
priv->rxringtail+=rx_desc_size;
|
|
|
|
if(priv->rxringtail >=
|
|
|
|
(priv->rxring)+(priv->rxringcount )*rx_desc_size)
|
|
|
|
priv->rxringtail=priv->rxring;
|
|
|
|
|
|
|
|
priv->rxbuffer=(priv->rxbuffer->next);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void rtl8180_dma_kick(struct net_device *dev, int priority)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
|
|
|
|
write_nic_byte(dev, TX_DMA_POLLING,
|
|
|
|
(1 << (priority + 1)) | priv->dma_poll_mask);
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
|
|
|
|
|
|
|
|
force_pci_posting(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_data_hard_stop(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
|
|
|
|
priv->dma_poll_stop_mask |= TPPOLLSTOP_AC_VIQ;
|
|
|
|
write_nic_byte(dev,TPPollStop, priv->dma_poll_stop_mask);
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_data_hard_resume(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
|
|
|
|
priv->dma_poll_stop_mask &= ~(TPPOLLSTOP_AC_VIQ);
|
|
|
|
write_nic_byte(dev,TPPollStop, priv->dma_poll_stop_mask);
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* 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
|
|
|
|
*/
|
|
|
|
void rtl8180_hard_data_xmit(struct sk_buff *skb,struct net_device *dev, int
|
|
|
|
rate)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
int mode;
|
|
|
|
struct ieee80211_hdr_3addr *h = (struct ieee80211_hdr_3addr *) skb->data;
|
|
|
|
short morefrag = (h->frame_ctl) & IEEE80211_FCTL_MOREFRAGS;
|
|
|
|
unsigned long flags;
|
|
|
|
int priority;
|
|
|
|
|
|
|
|
mode = priv->ieee80211->iw_mode;
|
|
|
|
|
|
|
|
rate = ieeerate2rtlrate(rate);
|
|
|
|
/*
|
|
|
|
* This function doesn't require lock because we make
|
|
|
|
* sure it's called with the tx_lock already acquired.
|
|
|
|
* this come from the kernel's hard_xmit callback (trought
|
|
|
|
* the ieee stack, or from the try_wake_queue (again trought
|
|
|
|
* the ieee stack.
|
|
|
|
*/
|
|
|
|
priority = AC2Q(skb->priority);
|
|
|
|
spin_lock_irqsave(&priv->tx_lock,flags);
|
|
|
|
|
|
|
|
if(priv->ieee80211->bHwRadioOff)
|
|
|
|
{
|
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flags);
|
|
|
|
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!check_nic_enought_desc(dev, priority)){
|
|
|
|
DMESGW("Error: no descriptor left by previous TX (avail %d) ",
|
|
|
|
get_curr_tx_free_desc(dev, priority));
|
|
|
|
ieee80211_stop_queue(priv->ieee80211);
|
|
|
|
}
|
|
|
|
rtl8180_tx(dev, skb->data, skb->len, priority, morefrag,0,rate);
|
|
|
|
if (!check_nic_enought_desc(dev, priority))
|
|
|
|
ieee80211_stop_queue(priv->ieee80211);
|
|
|
|
|
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* 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). For this reason it is better
|
|
|
|
* if the descriptors are larger than the largest management frame
|
|
|
|
* we intend to TX: i'm unsure what the HW does if it will not found
|
|
|
|
* the last fragment of a frame because it has been dropped...
|
|
|
|
* Since queues for Management and Data frames are different we
|
|
|
|
* might use a different lock than tx_lock (for example mgmt_tx_lock)
|
|
|
|
*/
|
|
|
|
/* these function may loops if invoked with 0 descriptors or 0 len buffer*/
|
|
|
|
int rtl8180_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
unsigned long flags;
|
|
|
|
int priority;
|
|
|
|
|
|
|
|
priority = MANAGE_PRIORITY;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&priv->tx_lock,flags);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->ieee80211->bHwRadioOff) {
|
2008-12-05 04:01:41 +00:00
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flags);
|
|
|
|
dev_kfree_skb_any(skb);
|
2009-07-06 02:23:38 +00:00
|
|
|
return NETDEV_TX_OK;
|
2008-12-05 04:01:41 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
rtl8180_tx(dev, skb->data, skb->len, priority,
|
|
|
|
0, 0,ieeerate2rtlrate(priv->ieee80211->basic_rate));
|
|
|
|
|
|
|
|
priv->ieee80211->stats.tx_bytes+=skb->len;
|
|
|
|
priv->ieee80211->stats.tx_packets++;
|
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flags);
|
|
|
|
|
|
|
|
dev_kfree_skb_any(skb);
|
2009-07-06 02:23:38 +00:00
|
|
|
return NETDEV_TX_OK;
|
2008-12-05 04:01:41 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
// longpre 144+48 shortpre 72+24
|
|
|
|
u16 rtl8180_len2duration(u32 len, short rate,short* ext)
|
|
|
|
{
|
|
|
|
u16 duration;
|
|
|
|
u16 drift;
|
|
|
|
*ext=0;
|
|
|
|
|
|
|
|
switch(rate){
|
|
|
|
case 0://1mbps
|
|
|
|
*ext=0;
|
|
|
|
duration = ((len+4)<<4) /0x2;
|
|
|
|
drift = ((len+4)<<4) % 0x2;
|
|
|
|
if(drift ==0 ) break;
|
|
|
|
duration++;
|
|
|
|
break;
|
|
|
|
case 1://2mbps
|
|
|
|
*ext=0;
|
|
|
|
duration = ((len+4)<<4) /0x4;
|
|
|
|
drift = ((len+4)<<4) % 0x4;
|
|
|
|
if(drift ==0 ) break;
|
|
|
|
duration++;
|
|
|
|
break;
|
|
|
|
case 2: //5.5mbps
|
|
|
|
*ext=0;
|
|
|
|
duration = ((len+4)<<4) /0xb;
|
|
|
|
drift = ((len+4)<<4) % 0xb;
|
|
|
|
if(drift ==0 )
|
|
|
|
break;
|
|
|
|
duration++;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
case 3://11mbps
|
|
|
|
*ext=0;
|
|
|
|
duration = ((len+4)<<4) /0x16;
|
|
|
|
drift = ((len+4)<<4) % 0x16;
|
|
|
|
if(drift ==0 )
|
|
|
|
break;
|
|
|
|
duration++;
|
|
|
|
if(drift > 6)
|
|
|
|
break;
|
|
|
|
*ext=1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return duration;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_prepare_beacon(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct sk_buff *skb;
|
|
|
|
|
|
|
|
u16 word = read_nic_word(dev, BcnItv);
|
|
|
|
word &= ~BcnItv_BcnItv; // clear Bcn_Itv
|
|
|
|
word |= cpu_to_le16(priv->ieee80211->current_network.beacon_interval);//0x64;
|
|
|
|
write_nic_word(dev, BcnItv, word);
|
|
|
|
|
|
|
|
skb = ieee80211_get_beacon(priv->ieee80211);
|
|
|
|
if(skb){
|
|
|
|
rtl8180_tx(dev,skb->data,skb->len,BEACON_PRIORITY,
|
|
|
|
0,0,ieeerate2rtlrate(priv->ieee80211->basic_rate));
|
|
|
|
dev_kfree_skb_any(skb);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* This function do the real dirty work: it enqueues a TX command
|
|
|
|
* descriptor in the ring buffer, copyes the frame in a TX buffer
|
|
|
|
* and kicks the NIC to ensure it does the DMA transfer.
|
|
|
|
*/
|
|
|
|
short rtl8180_tx(struct net_device *dev, u8* txbuf, int len, int priority,
|
|
|
|
short morefrag, short descfrag, int rate)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u32 *tail,*temp_tail;
|
|
|
|
u32 *begin;
|
|
|
|
u32 *buf;
|
|
|
|
int i;
|
|
|
|
int remain;
|
|
|
|
int buflen;
|
|
|
|
int count;
|
|
|
|
u16 duration;
|
|
|
|
short ext;
|
|
|
|
struct buffer* buflist;
|
|
|
|
struct ieee80211_hdr_3addr *frag_hdr = (struct ieee80211_hdr_3addr *)txbuf;
|
|
|
|
u8 dest[ETH_ALEN];
|
|
|
|
u8 bUseShortPreamble = 0;
|
|
|
|
u8 bCTSEnable = 0;
|
|
|
|
u8 bRTSEnable = 0;
|
|
|
|
u16 Duration = 0;
|
|
|
|
u16 RtsDur = 0;
|
|
|
|
u16 ThisFrameTime = 0;
|
|
|
|
u16 TxDescDuration = 0;
|
|
|
|
u8 ownbit_flag = false; //added by david woo for sync Tx, 2007.12.14
|
|
|
|
|
|
|
|
switch(priority) {
|
|
|
|
case MANAGE_PRIORITY:
|
|
|
|
tail=priv->txmapringtail;
|
|
|
|
begin=priv->txmapring;
|
|
|
|
buflist = priv->txmapbufstail;
|
|
|
|
count = priv->txringcount;
|
|
|
|
break;
|
|
|
|
case BK_PRIORITY:
|
|
|
|
tail=priv->txbkpringtail;
|
|
|
|
begin=priv->txbkpring;
|
|
|
|
buflist = priv->txbkpbufstail;
|
|
|
|
count = priv->txringcount;
|
|
|
|
break;
|
|
|
|
case BE_PRIORITY:
|
|
|
|
tail=priv->txbepringtail;
|
|
|
|
begin=priv->txbepring;
|
|
|
|
buflist = priv->txbepbufstail;
|
|
|
|
count = priv->txringcount;
|
|
|
|
break;
|
|
|
|
case VI_PRIORITY:
|
|
|
|
tail=priv->txvipringtail;
|
|
|
|
begin=priv->txvipring;
|
|
|
|
buflist = priv->txvipbufstail;
|
|
|
|
count = priv->txringcount;
|
|
|
|
break;
|
|
|
|
case VO_PRIORITY:
|
|
|
|
tail=priv->txvopringtail;
|
|
|
|
begin=priv->txvopring;
|
|
|
|
buflist = priv->txvopbufstail;
|
|
|
|
count = priv->txringcount;
|
|
|
|
break;
|
|
|
|
case HI_PRIORITY:
|
|
|
|
tail=priv->txhpringtail;
|
|
|
|
begin=priv->txhpring;
|
|
|
|
buflist = priv->txhpbufstail;
|
|
|
|
count = priv->txringcount;
|
|
|
|
break;
|
|
|
|
case BEACON_PRIORITY:
|
|
|
|
tail=priv->txbeaconringtail;
|
|
|
|
begin=priv->txbeaconring;
|
|
|
|
buflist = priv->txbeaconbufstail;
|
|
|
|
count = priv->txbeaconcount;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return -1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
memcpy(&dest, frag_hdr->addr1, ETH_ALEN);
|
|
|
|
if (is_multicast_ether_addr(dest) ||
|
|
|
|
is_broadcast_ether_addr(dest))
|
|
|
|
{
|
|
|
|
Duration = 0;
|
|
|
|
RtsDur = 0;
|
|
|
|
bRTSEnable = 0;
|
|
|
|
bCTSEnable = 0;
|
|
|
|
|
|
|
|
ThisFrameTime = ComputeTxTime(len + sCrcLng, rtl8180_rate2rate(rate), 0, bUseShortPreamble);
|
|
|
|
TxDescDuration = ThisFrameTime;
|
|
|
|
} else {// Unicast packet
|
|
|
|
u16 AckTime;
|
|
|
|
|
|
|
|
//YJ,add,080828,for Keep alive
|
|
|
|
priv->NumTxUnicast++;
|
|
|
|
|
|
|
|
// Figure out ACK rate according to BSS basic rate and Tx rate, 2006.03.08 by rcnjko.
|
|
|
|
AckTime = ComputeTxTime(14, 10,0, 0); // AckCTSLng = 14 use 1M bps send
|
|
|
|
|
|
|
|
if ( ((len + sCrcLng) > priv->rts) && priv->rts )
|
|
|
|
{ // RTS/CTS.
|
|
|
|
u16 RtsTime, CtsTime;
|
|
|
|
//u16 CtsRate;
|
|
|
|
bRTSEnable = 1;
|
|
|
|
bCTSEnable = 0;
|
|
|
|
|
|
|
|
// Rate and time required for RTS.
|
|
|
|
RtsTime = ComputeTxTime( sAckCtsLng/8,priv->ieee80211->basic_rate, 0, 0);
|
|
|
|
// Rate and time required for CTS.
|
|
|
|
CtsTime = ComputeTxTime(14, 10,0, 0); // AckCTSLng = 14 use 1M bps send
|
|
|
|
|
|
|
|
// Figure out time required to transmit this frame.
|
|
|
|
ThisFrameTime = ComputeTxTime(len + sCrcLng,
|
|
|
|
rtl8180_rate2rate(rate),
|
|
|
|
0,
|
|
|
|
bUseShortPreamble);
|
|
|
|
|
|
|
|
// RTS-CTS-ThisFrame-ACK.
|
|
|
|
RtsDur = CtsTime + ThisFrameTime + AckTime + 3*aSifsTime;
|
|
|
|
|
|
|
|
TxDescDuration = RtsTime + RtsDur;
|
|
|
|
}
|
|
|
|
else {// Normal case.
|
|
|
|
bCTSEnable = 0;
|
|
|
|
bRTSEnable = 0;
|
|
|
|
RtsDur = 0;
|
|
|
|
|
|
|
|
ThisFrameTime = ComputeTxTime(len + sCrcLng, rtl8180_rate2rate(rate), 0, bUseShortPreamble);
|
|
|
|
TxDescDuration = ThisFrameTime + aSifsTime + AckTime;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!(frag_hdr->frame_ctl & IEEE80211_FCTL_MOREFRAGS)) { //no more fragment
|
|
|
|
// ThisFrame-ACK.
|
|
|
|
Duration = aSifsTime + AckTime;
|
|
|
|
} else { // One or more fragments remained.
|
|
|
|
u16 NextFragTime;
|
|
|
|
NextFragTime = ComputeTxTime( len + sCrcLng, //pretend following packet length equal current packet
|
|
|
|
rtl8180_rate2rate(rate),
|
|
|
|
0,
|
|
|
|
bUseShortPreamble );
|
|
|
|
|
|
|
|
//ThisFrag-ACk-NextFrag-ACK.
|
|
|
|
Duration = NextFragTime + 3*aSifsTime + 2*AckTime;
|
|
|
|
}
|
|
|
|
|
|
|
|
} // End of Unicast packet
|
|
|
|
|
|
|
|
frag_hdr->duration_id = Duration;
|
|
|
|
|
|
|
|
buflen=priv->txbuffsize;
|
|
|
|
remain=len;
|
|
|
|
temp_tail = tail;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
while(remain!=0){
|
|
|
|
mb();
|
|
|
|
if(!buflist){
|
|
|
|
DMESGE("TX buffer error, cannot TX frames. pri %d.", priority);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
buf=buflist->buf;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if ((*tail & (1 << 31)) && (priority != BEACON_PRIORITY)) {
|
|
|
|
DMESGW("No more TX desc, returning %x of %x",
|
|
|
|
remain, len);
|
|
|
|
priv->stats.txrdu++;
|
2008-12-05 04:01:41 +00:00
|
|
|
return remain;
|
|
|
|
}
|
|
|
|
|
|
|
|
*tail= 0; // zeroes header
|
|
|
|
*(tail+1) = 0;
|
|
|
|
*(tail+3) = 0;
|
|
|
|
*(tail+5) = 0;
|
|
|
|
*(tail+6) = 0;
|
|
|
|
*(tail+7) = 0;
|
|
|
|
|
|
|
|
if(priv->card_8185){
|
|
|
|
//FIXME: this should be triggered by HW encryption parameters.
|
|
|
|
*tail |= (1<<15); //no encrypt
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
if(remain==len && !descfrag) {
|
|
|
|
ownbit_flag = false; //added by david woo,2007.12.14
|
|
|
|
*tail = *tail| (1<<29) ; //fist segment of the packet
|
|
|
|
*tail = *tail |(len);
|
|
|
|
} else {
|
|
|
|
ownbit_flag = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
for(i=0;i<buflen&& remain >0;i++,remain--){
|
|
|
|
((u8*)buf)[i]=txbuf[i]; //copy data into descriptor pointed DMAble buffer
|
|
|
|
if(remain == 4 && i+4 >= buflen) break;
|
|
|
|
/* ensure the last desc has at least 4 bytes payload */
|
|
|
|
|
|
|
|
}
|
|
|
|
txbuf = txbuf + i;
|
|
|
|
*(tail+3)=*(tail+3) &~ 0xfff;
|
|
|
|
*(tail+3)=*(tail+3) | i; // buffer lenght
|
|
|
|
// Use short preamble or not
|
|
|
|
if (priv->ieee80211->current_network.capability&WLAN_CAPABILITY_SHORT_PREAMBLE)
|
|
|
|
if (priv->plcp_preamble_mode==1 && rate!=0) // short mode now, not long!
|
2009-08-09 16:02:30 +00:00
|
|
|
;// *tail |= (1<<16); // enable short preamble mode.
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
if(bCTSEnable) {
|
|
|
|
*tail |= (1<<18);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(bRTSEnable) //rts enable
|
|
|
|
{
|
|
|
|
*tail |= ((ieeerate2rtlrate(priv->ieee80211->basic_rate))<<19);//RTS RATE
|
|
|
|
*tail |= (1<<23);//rts enable
|
|
|
|
*(tail+1) |=(RtsDur&0xffff);//RTS Duration
|
|
|
|
}
|
|
|
|
*(tail+3) |= ((TxDescDuration&0xffff)<<16); //DURATION
|
|
|
|
// *(tail+3) |= (0xe6<<16);
|
|
|
|
*(tail+5) |= (11<<8);//(priv->retry_data<<8); //retry lim ;
|
|
|
|
|
|
|
|
*tail = *tail | ((rate&0xf) << 24);
|
|
|
|
|
|
|
|
/* hw_plcp_len is not used for rtl8180 chip */
|
|
|
|
/* FIXME */
|
|
|
|
if(priv->card_8185 == 0 || !priv->hw_plcp_len){
|
2009-06-28 14:20:38 +00:00
|
|
|
duration = rtl8180_len2duration(len, rate, &ext);
|
2008-12-05 04:01:41 +00:00
|
|
|
*(tail+1) = *(tail+1) | ((duration & 0x7fff)<<16);
|
|
|
|
if(ext) *(tail+1) = *(tail+1) |(1<<31); //plcp length extension
|
|
|
|
}
|
|
|
|
|
|
|
|
if(morefrag) *tail = (*tail) | (1<<17); // more fragment
|
|
|
|
if(!remain) *tail = (*tail) | (1<<28); // last segment of frame
|
|
|
|
|
|
|
|
*(tail+5) = *(tail+5)|(2<<27);
|
|
|
|
*(tail+7) = *(tail+7)|(1<<4);
|
|
|
|
|
|
|
|
wmb();
|
|
|
|
if(ownbit_flag)
|
|
|
|
{
|
|
|
|
*tail = *tail | (1<<31); // descriptor ready to be txed
|
|
|
|
}
|
|
|
|
|
|
|
|
if((tail - begin)/8 == count-1)
|
|
|
|
tail=begin;
|
|
|
|
else
|
|
|
|
tail=tail+8;
|
|
|
|
|
|
|
|
buflist=buflist->next;
|
|
|
|
|
|
|
|
mb();
|
|
|
|
|
|
|
|
switch(priority) {
|
|
|
|
case MANAGE_PRIORITY:
|
|
|
|
priv->txmapringtail=tail;
|
|
|
|
priv->txmapbufstail=buflist;
|
|
|
|
break;
|
|
|
|
case BK_PRIORITY:
|
|
|
|
priv->txbkpringtail=tail;
|
|
|
|
priv->txbkpbufstail=buflist;
|
|
|
|
break;
|
|
|
|
case BE_PRIORITY:
|
|
|
|
priv->txbepringtail=tail;
|
|
|
|
priv->txbepbufstail=buflist;
|
|
|
|
break;
|
|
|
|
case VI_PRIORITY:
|
|
|
|
priv->txvipringtail=tail;
|
|
|
|
priv->txvipbufstail=buflist;
|
|
|
|
break;
|
|
|
|
case VO_PRIORITY:
|
|
|
|
priv->txvopringtail=tail;
|
|
|
|
priv->txvopbufstail=buflist;
|
|
|
|
break;
|
|
|
|
case HI_PRIORITY:
|
|
|
|
priv->txhpringtail=tail;
|
|
|
|
priv->txhpbufstail = buflist;
|
|
|
|
break;
|
|
|
|
case BEACON_PRIORITY:
|
|
|
|
/* the HW seems to be happy with the 1st
|
|
|
|
* descriptor filled and the 2nd empty...
|
|
|
|
* So always update descriptor 1 and never
|
|
|
|
* touch 2nd
|
|
|
|
*/
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
*temp_tail = *temp_tail | (1<<31); // descriptor ready to be txed
|
|
|
|
rtl8180_dma_kick(dev,priority);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_irq_rx_tasklet(struct r8180_priv * priv);
|
|
|
|
|
|
|
|
void rtl8180_link_change(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u16 beacon_interval;
|
|
|
|
struct ieee80211_network *net = &priv->ieee80211->current_network;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
rtl8180_update_msr(dev);
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
|
|
|
|
|
|
|
|
write_nic_dword(dev,BSSID,((u32*)net->bssid)[0]);
|
|
|
|
write_nic_word(dev,BSSID+4,((u16*)net->bssid)[2]);
|
|
|
|
|
|
|
|
beacon_interval = read_nic_dword(dev,BEACON_INTERVAL);
|
|
|
|
beacon_interval &= ~ BEACON_INTERVAL_MASK;
|
|
|
|
beacon_interval |= net->beacon_interval;
|
|
|
|
write_nic_dword(dev, BEACON_INTERVAL, beacon_interval);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
|
|
|
|
|
|
|
|
if(priv->card_8185)
|
|
|
|
rtl8180_set_chan(dev, priv->chan);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_rq_tx_ack(struct net_device *dev){
|
|
|
|
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
write_nic_byte(dev,CONFIG4,read_nic_byte(dev,CONFIG4)|CONFIG4_PWRMGT);
|
|
|
|
priv->ack_tx_to_ieee = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
short rtl8180_is_tx_queue_empty(struct net_device *dev){
|
|
|
|
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u32* d;
|
|
|
|
|
|
|
|
for (d = priv->txmapring;
|
|
|
|
d < priv->txmapring + priv->txringcount;d+=8)
|
|
|
|
if(*d & (1<<31)) return 0;
|
|
|
|
|
|
|
|
for (d = priv->txbkpring;
|
|
|
|
d < priv->txbkpring + priv->txringcount;d+=8)
|
|
|
|
if(*d & (1<<31)) return 0;
|
|
|
|
|
|
|
|
for (d = priv->txbepring;
|
|
|
|
d < priv->txbepring + priv->txringcount;d+=8)
|
|
|
|
if(*d & (1<<31)) return 0;
|
|
|
|
|
|
|
|
for (d = priv->txvipring;
|
|
|
|
d < priv->txvipring + priv->txringcount;d+=8)
|
|
|
|
if(*d & (1<<31)) return 0;
|
|
|
|
|
|
|
|
for (d = priv->txvopring;
|
|
|
|
d < priv->txvopring + priv->txringcount;d+=8)
|
|
|
|
if(*d & (1<<31)) return 0;
|
|
|
|
|
|
|
|
for (d = priv->txhpring;
|
|
|
|
d < priv->txhpring + priv->txringcount;d+=8)
|
|
|
|
if(*d & (1<<31)) return 0;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
/* FIXME FIXME 5msecs is random */
|
|
|
|
#define HW_WAKE_DELAY 5
|
|
|
|
|
|
|
|
void rtl8180_hw_wakeup(struct net_device *dev)
|
|
|
|
{
|
|
|
|
unsigned long flags;
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
|
|
|
spin_lock_irqsave(&priv->ps_lock,flags);
|
|
|
|
write_nic_byte(dev,CONFIG4,read_nic_byte(dev,CONFIG4)&~CONFIG4_PWRMGT);
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->rf_wakeup)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->rf_wakeup(dev);
|
|
|
|
spin_unlock_irqrestore(&priv->ps_lock,flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_hw_sleep_down(struct net_device *dev)
|
|
|
|
{
|
|
|
|
unsigned long flags;
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
|
|
|
spin_lock_irqsave(&priv->ps_lock,flags);
|
|
|
|
if(priv->rf_sleep)
|
|
|
|
priv->rf_sleep(dev);
|
|
|
|
spin_unlock_irqrestore(&priv->ps_lock,flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_hw_sleep(struct net_device *dev, u32 th, u32 tl)
|
|
|
|
{
|
|
|
|
struct r8180_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 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;
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
|
|
|
|
|
|
|
|
priv->DozePeriodInPast2Sec += jiffies_to_msecs(tmp);
|
|
|
|
|
|
|
|
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
|
|
|
|
*/
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
|
|
|
|
((tl < rb) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))) {
|
|
|
|
spin_unlock_irqrestore(&priv->ps_lock,flags);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_sleep_wq);
|
|
|
|
spin_unlock_irqrestore(&priv->ps_lock,flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_wmm_param_update(struct work_struct * work)
|
|
|
|
{
|
|
|
|
struct ieee80211_device * ieee = container_of(work, struct ieee80211_device,wmm_param_update_wq);
|
|
|
|
struct net_device *dev = ieee->dev;
|
|
|
|
u8 *ac_param = (u8 *)(ieee->current_network.wmm_param);
|
|
|
|
u8 mode = ieee->current_network.mode;
|
|
|
|
AC_CODING eACI;
|
|
|
|
AC_PARAM AcParam;
|
|
|
|
PAC_PARAM pAcParam;
|
|
|
|
u8 i;
|
|
|
|
|
|
|
|
if(!ieee->current_network.QoS_Enable){
|
|
|
|
//legacy ac_xx_param update
|
|
|
|
AcParam.longData = 0;
|
|
|
|
AcParam.f.AciAifsn.f.AIFSN = 2; // Follow 802.11 DIFS.
|
|
|
|
AcParam.f.AciAifsn.f.ACM = 0;
|
|
|
|
AcParam.f.Ecw.f.ECWmin = 3; // Follow 802.11 CWmin.
|
|
|
|
AcParam.f.Ecw.f.ECWmax = 7; // Follow 802.11 CWmax.
|
|
|
|
AcParam.f.TXOPLimit = 0;
|
|
|
|
for(eACI = 0; eACI < AC_MAX; eACI++){
|
|
|
|
AcParam.f.AciAifsn.f.ACI = (u8)eACI;
|
|
|
|
{
|
|
|
|
u8 u1bAIFS;
|
|
|
|
u32 u4bAcParam;
|
|
|
|
pAcParam = (PAC_PARAM)(&AcParam);
|
|
|
|
// Retrive paramters to udpate.
|
|
|
|
u1bAIFS = pAcParam->f.AciAifsn.f.AIFSN *(((mode&IEEE_G) == IEEE_G)?9:20) + aSifsTime;
|
|
|
|
u4bAcParam = ((((u32)(pAcParam->f.TXOPLimit))<<AC_PARAM_TXOP_LIMIT_OFFSET)|
|
|
|
|
(((u32)(pAcParam->f.Ecw.f.ECWmax))<<AC_PARAM_ECW_MAX_OFFSET)|
|
|
|
|
(((u32)(pAcParam->f.Ecw.f.ECWmin))<<AC_PARAM_ECW_MIN_OFFSET)|
|
|
|
|
(((u32)u1bAIFS) << AC_PARAM_AIFS_OFFSET));
|
|
|
|
switch(eACI){
|
|
|
|
case AC1_BK:
|
|
|
|
write_nic_dword(dev, AC_BK_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
case AC0_BE:
|
|
|
|
write_nic_dword(dev, AC_BE_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
case AC2_VI:
|
|
|
|
write_nic_dword(dev, AC_VI_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
case AC3_VO:
|
|
|
|
write_nic_dword(dev, AC_VO_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printk(KERN_WARNING "SetHwReg8185():invalid ACI: %d!\n", eACI);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
for(i = 0; i < AC_MAX; i++){
|
|
|
|
//AcParam.longData = 0;
|
|
|
|
pAcParam = (AC_PARAM * )ac_param;
|
|
|
|
{
|
|
|
|
AC_CODING eACI;
|
|
|
|
u8 u1bAIFS;
|
|
|
|
u32 u4bAcParam;
|
|
|
|
|
|
|
|
// Retrive paramters to udpate.
|
|
|
|
eACI = pAcParam->f.AciAifsn.f.ACI;
|
|
|
|
//Mode G/A: slotTimeTimer = 9; Mode B: 20
|
|
|
|
u1bAIFS = pAcParam->f.AciAifsn.f.AIFSN * (((mode&IEEE_G) == IEEE_G)?9:20) + aSifsTime;
|
|
|
|
u4bAcParam = ( (((u32)(pAcParam->f.TXOPLimit)) << AC_PARAM_TXOP_LIMIT_OFFSET) |
|
|
|
|
(((u32)(pAcParam->f.Ecw.f.ECWmax)) << AC_PARAM_ECW_MAX_OFFSET) |
|
|
|
|
(((u32)(pAcParam->f.Ecw.f.ECWmin)) << AC_PARAM_ECW_MIN_OFFSET) |
|
|
|
|
(((u32)u1bAIFS) << AC_PARAM_AIFS_OFFSET));
|
|
|
|
|
|
|
|
switch(eACI){
|
|
|
|
case AC1_BK:
|
|
|
|
write_nic_dword(dev, AC_BK_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
case AC0_BE:
|
|
|
|
write_nic_dword(dev, AC_BE_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
case AC2_VI:
|
|
|
|
write_nic_dword(dev, AC_VI_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
case AC3_VO:
|
|
|
|
write_nic_dword(dev, AC_VO_PARAM, u4bAcParam);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
printk(KERN_WARNING "SetHwReg8185(): invalid ACI: %d !\n", eACI);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
ac_param += (sizeof(AC_PARAM));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_tx_irq_wq(struct work_struct *work);
|
|
|
|
void rtl8180_restart_wq(struct work_struct *work);
|
|
|
|
//void rtl8180_rq_tx_ack(struct work_struct *work);
|
|
|
|
void rtl8180_watch_dog_wq(struct work_struct *work);
|
|
|
|
void rtl8180_hw_wakeup_wq(struct work_struct *work);
|
|
|
|
void rtl8180_hw_sleep_wq(struct work_struct *work);
|
|
|
|
void rtl8180_sw_antenna_wq(struct work_struct *work);
|
2009-06-13 16:30:28 +00:00
|
|
|
void rtl8180_watch_dog(struct net_device *dev);
|
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
void watch_dog_adaptive(unsigned long data)
|
|
|
|
{
|
2009-06-28 14:20:38 +00:00
|
|
|
struct r8180_priv* priv = ieee80211_priv((struct net_device *)data);
|
|
|
|
|
|
|
|
if (!priv->up) {
|
2008-12-05 04:01:41 +00:00
|
|
|
DMESG("<----watch_dog_adaptive():driver is not up!\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Tx High Power Mechanism.
|
|
|
|
#ifdef HIGH_POWER
|
|
|
|
if(CheckHighPower((struct net_device *)data))
|
|
|
|
{
|
|
|
|
queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->tx_pw_wq);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
// Tx Power Tracking on 87SE.
|
|
|
|
#ifdef TX_TRACK
|
|
|
|
//if( priv->bTxPowerTrack ) //lzm mod 080826
|
|
|
|
if( CheckTxPwrTracking((struct net_device *)data));
|
|
|
|
TxPwrTracking87SE((struct net_device *)data);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
// Perform DIG immediately.
|
|
|
|
#ifdef SW_DIG
|
|
|
|
if(CheckDig((struct net_device *)data) == true)
|
|
|
|
{
|
|
|
|
queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_dig_wq);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
rtl8180_watch_dog((struct net_device *)data);
|
|
|
|
|
|
|
|
queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->GPIOChangeRFWorkItem);
|
|
|
|
|
|
|
|
priv->watch_dog_timer.expires = jiffies + MSECS(IEEE80211_WATCH_DOG_TIME);
|
|
|
|
add_timer(&priv->watch_dog_timer);
|
|
|
|
}
|
|
|
|
|
|
|
|
static CHANNEL_LIST ChannelPlan[] = {
|
|
|
|
{{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64},19}, //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
|
|
|
|
{{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //Spain. Change to ETSI.
|
|
|
|
{{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //France. Change to ETSI.
|
|
|
|
{{14,36,40,44,48,52,56,60,64},9}, //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
|
|
|
|
{{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //Israel.
|
|
|
|
{{1,2,3,4,5,6,7,8,9,10,11,12,13,34,38,42,46},17}, // For 11a , TELEC
|
|
|
|
{{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
|
|
|
|
{{1,2,3,4,5,6,7,8,9,10,11,12,13},13} //world wide 13: ch1~ch11 active scan, ch12~13 passive //lzm add 080826
|
|
|
|
};
|
|
|
|
|
|
|
|
static void rtl8180_set_channel_map(u8 channel_plan, struct ieee80211_device *ieee)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
//lzm add 080826
|
|
|
|
ieee->MinPassiveChnlNum=MAX_CHANNEL_NUMBER+1;
|
|
|
|
ieee->IbssStartChnl=0;
|
|
|
|
|
|
|
|
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:
|
|
|
|
{
|
|
|
|
Dot11d_Init(ieee);
|
|
|
|
ieee->bGlobalDomain = false;
|
|
|
|
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] <= 14)
|
|
|
|
GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case COUNTRY_CODE_GLOBAL_DOMAIN:
|
|
|
|
{
|
|
|
|
GET_DOT11D_INFO(ieee)->bEnabled = 0;
|
|
|
|
Dot11d_Reset(ieee);
|
|
|
|
ieee->bGlobalDomain = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case COUNTRY_CODE_WORLD_WIDE_13_INDEX://lzm add 080826
|
|
|
|
{
|
|
|
|
ieee->MinPassiveChnlNum=12;
|
|
|
|
ieee->IbssStartChnl= 10;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
default:
|
|
|
|
{
|
|
|
|
Dot11d_Init(ieee);
|
|
|
|
ieee->bGlobalDomain = false;
|
|
|
|
memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
|
|
|
|
for (i=1;i<=14;i++)
|
|
|
|
{
|
|
|
|
GET_DOT11D_INFO(ieee)->channel_map[i] = 1;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void GPIOChangeRFWorkItemCallBack(struct work_struct *work);
|
|
|
|
|
|
|
|
//YJ,add,080828
|
|
|
|
static void rtl8180_statistics_init(struct Stats *pstats)
|
|
|
|
{
|
|
|
|
memset(pstats, 0, sizeof(struct Stats));
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
static void rtl8180_link_detect_init(plink_detect_t plink_detect)
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{
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memset(plink_detect, 0, sizeof(link_detect_t));
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plink_detect->SlotNum = DEFAULT_SLOT_NUM;
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}
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//YJ,add,080828,end
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short rtl8180_init(struct net_device *dev)
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{
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struct r8180_priv *priv = ieee80211_priv(dev);
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u16 word;
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u16 version;
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u8 hw_version;
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//u8 config3;
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u32 usValue;
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u16 tmpu16;
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int i, j;
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priv->channel_plan = eprom_read(dev, EEPROM_COUNTRY_CODE>>1) & 0xFF;
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if(priv->channel_plan > COUNTRY_CODE_GLOBAL_DOMAIN){
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printk("rtl8180_init:Error channel plan! Set to default.\n");
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priv->channel_plan = 0;
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}
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DMESG("Channel plan is %d\n",priv->channel_plan);
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rtl8180_set_channel_map(priv->channel_plan, priv->ieee80211);
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//FIXME: these constants are placed in a bad pleace.
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priv->txbuffsize = 2048;//1024;
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priv->txringcount = 32;//32;
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priv->rxbuffersize = 2048;//1024;
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priv->rxringcount = 64;//32;
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priv->txbeaconcount = 2;
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priv->rx_skb_complete = 1;
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priv->RegThreeWireMode = HW_THREE_WIRE_SI;
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priv->RFChangeInProgress = false;
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priv->SetRFPowerStateInProgress = false;
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priv->RFProgType = 0;
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priv->bInHctTest = false;
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priv->irq_enabled=0;
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rtl8180_statistics_init(&priv->stats);
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rtl8180_link_detect_init(&priv->link_detect);
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priv->ack_tx_to_ieee = 0;
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priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
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priv->ieee80211->iw_mode = IW_MODE_INFRA;
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priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
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IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
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IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;
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priv->ieee80211->active_scan = 1;
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priv->ieee80211->rate = 110; //11 mbps
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priv->ieee80211->modulation = IEEE80211_CCK_MODULATION;
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priv->ieee80211->host_encrypt = 1;
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priv->ieee80211->host_decrypt = 1;
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priv->ieee80211->sta_wake_up = rtl8180_hw_wakeup;
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priv->ieee80211->ps_request_tx_ack = rtl8180_rq_tx_ack;
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priv->ieee80211->enter_sleep_state = rtl8180_hw_sleep;
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priv->ieee80211->ps_is_queue_empty = rtl8180_is_tx_queue_empty;
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priv->hw_wep = hwwep;
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priv->prism_hdr=0;
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priv->dev=dev;
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priv->retry_rts = DEFAULT_RETRY_RTS;
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priv->retry_data = DEFAULT_RETRY_DATA;
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priv->RFChangeInProgress = false;
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priv->SetRFPowerStateInProgress = false;
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priv->RFProgType = 0;
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priv->bInHctTest = false;
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priv->bInactivePs = true;//false;
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priv->ieee80211->bInactivePs = priv->bInactivePs;
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priv->bSwRfProcessing = false;
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priv->eRFPowerState = eRfOff;
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priv->RfOffReason = 0;
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priv->LedStrategy = SW_LED_MODE0;
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priv->TxPollingTimes = 0;//lzm add 080826
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priv->bLeisurePs = true;
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priv->dot11PowerSaveMode = eActive;
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//by amy for antenna
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priv->AdMinCheckPeriod = 5;
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priv->AdMaxCheckPeriod = 10;
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// Lower signal strength threshold to fit the HW participation in antenna diversity. +by amy 080312
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priv->AdMaxRxSsThreshold = 30;//60->30
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priv->AdRxSsThreshold = 20;//50->20
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priv->AdCheckPeriod = priv->AdMinCheckPeriod;
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priv->AdTickCount = 0;
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priv->AdRxSignalStrength = -1;
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priv->RegSwAntennaDiversityMechanism = 0;
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priv->RegDefaultAntenna = 0;
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priv->SignalStrength = 0;
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priv->AdRxOkCnt = 0;
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priv->CurrAntennaIndex = 0;
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priv->AdRxSsBeforeSwitched = 0;
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init_timer(&priv->SwAntennaDiversityTimer);
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priv->SwAntennaDiversityTimer.data = (unsigned long)dev;
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priv->SwAntennaDiversityTimer.function = (void *)SwAntennaDiversityTimerCallback;
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//by amy for antenna
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//{by amy 080312
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priv->bDigMechanism = 1;
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priv->InitialGain = 6;
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priv->bXtalCalibration = false;
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priv->XtalCal_Xin = 0;
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priv->XtalCal_Xout = 0;
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priv->bTxPowerTrack = false;
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priv->ThermalMeter = 0;
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priv->FalseAlarmRegValue = 0;
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priv->RegDigOfdmFaUpTh = 0xc; // Upper threhold of OFDM false alarm, which is used in DIG.
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priv->DIG_NumberFallbackVote = 0;
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priv->DIG_NumberUpgradeVote = 0;
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priv->LastSignalStrengthInPercent = 0;
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priv->Stats_SignalStrength = 0;
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priv->LastRxPktAntenna = 0;
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priv->SignalQuality = 0; // in 0-100 index.
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priv->Stats_SignalQuality = 0;
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priv->RecvSignalPower = 0; // in dBm.
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priv->Stats_RecvSignalPower = 0;
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priv->AdMainAntennaRxOkCnt = 0;
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priv->AdAuxAntennaRxOkCnt = 0;
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priv->bHWAdSwitched = false;
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priv->bRegHighPowerMechanism = true;
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priv->RegHiPwrUpperTh = 77;
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priv->RegHiPwrLowerTh = 75;
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priv->RegRSSIHiPwrUpperTh = 70;
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priv->RegRSSIHiPwrLowerTh = 20;
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priv->bCurCCKPkt = false;
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priv->UndecoratedSmoothedSS = -1;
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priv->bToUpdateTxPwr = false;
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priv->CurCCKRSSI = 0;
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priv->RxPower = 0;
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priv->RSSI = 0;
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priv->NumTxOkTotal = 0;
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priv->NumTxUnicast = 0;
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priv->keepAliveLevel = DEFAULT_KEEP_ALIVE_LEVEL;
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priv->PowerProfile = POWER_PROFILE_AC;
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priv->CurrRetryCnt=0;
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priv->LastRetryCnt=0;
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priv->LastTxokCnt=0;
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priv->LastRxokCnt=0;
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priv->LastRetryRate=0;
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|
priv->bTryuping=0;
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priv->CurrTxRate=0;
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priv->CurrRetryRate=0;
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priv->TryupingCount=0;
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priv->TryupingCountNoData=0;
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priv->TryDownCountLowData=0;
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priv->LastTxOKBytes=0;
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priv->LastFailTxRate=0;
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priv->LastFailTxRateSS=0;
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priv->FailTxRateCount=0;
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priv->LastTxThroughput=0;
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priv->NumTxOkBytesTotal=0;
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priv->ForcedDataRate = 0;
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priv->RegBModeGainStage = 1;
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priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
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spin_lock_init(&priv->irq_lock);
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spin_lock_init(&priv->irq_th_lock);
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spin_lock_init(&priv->tx_lock);
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spin_lock_init(&priv->ps_lock);
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spin_lock_init(&priv->rf_ps_lock);
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sema_init(&priv->wx_sem,1);
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sema_init(&priv->rf_state,1);
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INIT_WORK(&priv->reset_wq,(void*) rtl8180_restart_wq);
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INIT_WORK(&priv->tx_irq_wq,(void*) rtl8180_tx_irq_wq);
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INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8180_hw_wakeup_wq);
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INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8180_hw_sleep_wq);
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INIT_WORK(&priv->ieee80211->wmm_param_update_wq,(void*) rtl8180_wmm_param_update);
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INIT_DELAYED_WORK(&priv->ieee80211->rate_adapter_wq,(void*)rtl8180_rate_adapter);//+by amy 080312
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INIT_DELAYED_WORK(&priv->ieee80211->hw_dig_wq,(void*)rtl8180_hw_dig_wq);//+by amy 080312
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INIT_DELAYED_WORK(&priv->ieee80211->tx_pw_wq,(void*)rtl8180_tx_pw_wq);//+by amy 080312
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INIT_DELAYED_WORK(&priv->ieee80211->GPIOChangeRFWorkItem,(void*) GPIOChangeRFWorkItemCallBack);
|
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|
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tasklet_init(&priv->irq_rx_tasklet,
|
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|
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(void(*)(unsigned long)) rtl8180_irq_rx_tasklet,
|
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|
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(unsigned long)priv);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
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|
init_timer(&priv->watch_dog_timer);
|
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|
|
priv->watch_dog_timer.data = (unsigned long)dev;
|
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|
|
priv->watch_dog_timer.function = watch_dog_adaptive;
|
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|
|
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|
|
init_timer(&priv->rateadapter_timer);
|
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|
|
priv->rateadapter_timer.data = (unsigned long)dev;
|
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|
|
priv->rateadapter_timer.function = timer_rate_adaptive;
|
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|
|
priv->RateAdaptivePeriod= RATE_ADAPTIVE_TIMER_PERIOD;
|
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|
|
priv->bEnhanceTxPwr=false;
|
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|
|
|
|
|
|
priv->ieee80211->softmac_hard_start_xmit = rtl8180_hard_start_xmit;
|
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|
|
priv->ieee80211->set_chan = rtl8180_set_chan;
|
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|
|
priv->ieee80211->link_change = rtl8180_link_change;
|
|
|
|
priv->ieee80211->softmac_data_hard_start_xmit = rtl8180_hard_data_xmit;
|
|
|
|
priv->ieee80211->data_hard_stop = rtl8180_data_hard_stop;
|
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|
|
priv->ieee80211->data_hard_resume = rtl8180_data_hard_resume;
|
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|
|
|
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|
|
priv->ieee80211->init_wmmparam_flag = 0;
|
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|
|
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|
|
priv->ieee80211->start_send_beacons = rtl8180_start_tx_beacon;
|
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|
|
priv->ieee80211->stop_send_beacons = rtl8180_beacon_tx_disable;
|
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|
|
priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
|
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|
|
|
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|
|
priv->MWIEnable = 0;
|
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|
|
|
|
|
|
priv->ShortRetryLimit = 7;
|
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|
|
priv->LongRetryLimit = 7;
|
|
|
|
priv->EarlyRxThreshold = 7;
|
|
|
|
|
|
|
|
priv->CSMethod = (0x01 << 29);
|
|
|
|
|
|
|
|
priv->TransmitConfig =
|
|
|
|
1<<TCR_DurProcMode_OFFSET | //for RTL8185B, duration setting by HW
|
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|
|
(7<<TCR_MXDMA_OFFSET) | // Max DMA Burst Size per Tx DMA Burst, 7: reservied.
|
|
|
|
(priv->ShortRetryLimit<<TCR_SRL_OFFSET) | // Short retry limit
|
|
|
|
(priv->LongRetryLimit<<TCR_LRL_OFFSET) | // Long retry limit
|
|
|
|
(0 ? TCR_SAT : 0); // FALSE: HW provies PLCP length and LENGEXT, TURE: SW proiveds them
|
|
|
|
|
|
|
|
priv->ReceiveConfig =
|
|
|
|
RCR_AMF | RCR_ADF | //accept management/data
|
|
|
|
RCR_ACF | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
|
|
|
|
RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC
|
|
|
|
(7<<RCR_MXDMA_OFFSET) | // Max DMA Burst Size per Rx DMA Burst, 7: unlimited.
|
|
|
|
(priv->EarlyRxThreshold<<RCR_FIFO_OFFSET) | // Rx FIFO Threshold, 7: No Rx threshold.
|
|
|
|
(priv->EarlyRxThreshold == 7 ? RCR_ONLYERLPKT:0);
|
|
|
|
|
|
|
|
priv->IntrMask = IMR_TMGDOK | IMR_TBDER | IMR_THPDER |
|
|
|
|
IMR_THPDER | IMR_THPDOK |
|
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|
|
IMR_TVODER | IMR_TVODOK |
|
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|
|
IMR_TVIDER | IMR_TVIDOK |
|
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|
|
IMR_TBEDER | IMR_TBEDOK |
|
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|
|
IMR_TBKDER | IMR_TBKDOK |
|
|
|
|
IMR_RDU | // To handle the defragmentation not enough Rx descriptors case. Annie, 2006-03-27.
|
|
|
|
IMR_RER | IMR_ROK |
|
|
|
|
IMR_RQoSOK; // <NOTE> ROK and RQoSOK are mutually exclusive, so, we must handle RQoSOK interrupt to receive QoS frames, 2005.12.09, by rcnjko.
|
|
|
|
|
|
|
|
priv->InitialGain = 6;
|
|
|
|
|
|
|
|
hw_version =( read_nic_dword(dev, TCR) & TCR_HWVERID_MASK)>>TCR_HWVERID_SHIFT;
|
|
|
|
|
|
|
|
switch (hw_version){
|
|
|
|
case HW_VERID_R8185B_B:
|
|
|
|
priv->card_8185 = VERSION_8187S_C;
|
|
|
|
DMESG("MAC controller is a RTL8187SE b/g");
|
|
|
|
priv->phy_ver = 2;
|
|
|
|
break;
|
|
|
|
case HW_VERID_R8185_ABC:
|
|
|
|
DMESG("MAC controller is a RTL8185 b/g");
|
|
|
|
priv->card_8185 = 1;
|
|
|
|
/* you should not find a card with 8225 PHY ver < C*/
|
|
|
|
priv->phy_ver = 2;
|
|
|
|
break;
|
|
|
|
case HW_VERID_R8185_D:
|
|
|
|
DMESG("MAC controller is a RTL8185 b/g (V. D)");
|
|
|
|
priv->card_8185 = 2;
|
|
|
|
/* you should not find a card with 8225 PHY ver < C*/
|
|
|
|
priv->phy_ver = 2;
|
|
|
|
break;
|
|
|
|
case HW_VERID_R8180_ABCD:
|
|
|
|
DMESG("MAC controller is a RTL8180");
|
|
|
|
priv->card_8185 = 0;
|
|
|
|
break;
|
|
|
|
case HW_VERID_R8180_F:
|
|
|
|
DMESG("MAC controller is a RTL8180 (v. F)");
|
|
|
|
priv->card_8185 = 0;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
DMESGW("MAC chip not recognized: version %x. Assuming RTL8180",hw_version);
|
|
|
|
priv->card_8185 = 0;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(priv->card_8185){
|
|
|
|
priv->ieee80211->modulation |= IEEE80211_OFDM_MODULATION;
|
|
|
|
priv->ieee80211->short_slot = 1;
|
|
|
|
}
|
|
|
|
/* you should not found any 8185 Ver B Card */
|
|
|
|
priv->card_8185_Bversion = 0;
|
|
|
|
|
|
|
|
// just for sync 85
|
|
|
|
priv->card_type = PCI;
|
|
|
|
DMESG("This is a PCI NIC");
|
|
|
|
priv->enable_gpio0 = 0;
|
|
|
|
|
|
|
|
usValue = eprom_read(dev, EEPROM_SW_REVD_OFFSET);
|
|
|
|
DMESG("usValue is 0x%x\n",usValue);
|
|
|
|
//3Read AntennaDiversity
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
// SW Antenna Diversity.
|
2009-06-28 14:20:38 +00:00
|
|
|
if ((usValue & EEPROM_SW_AD_MASK) != EEPROM_SW_AD_ENABLE)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->EEPROMSwAntennaDiversity = false;
|
|
|
|
else
|
|
|
|
priv->EEPROMSwAntennaDiversity = true;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
// Default Antenna to use.
|
2009-06-28 14:20:38 +00:00
|
|
|
if ((usValue & EEPROM_DEF_ANT_MASK) != EEPROM_DEF_ANT_1)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->EEPROMDefaultAntenna1 = false;
|
|
|
|
else
|
|
|
|
priv->EEPROMDefaultAntenna1 = true;
|
|
|
|
|
|
|
|
if( priv->RegSwAntennaDiversityMechanism == 0 ) // Auto
|
2009-06-28 14:20:38 +00:00
|
|
|
/* 0: default from EEPROM. */
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->bSwAntennaDiverity = priv->EEPROMSwAntennaDiversity;
|
|
|
|
else
|
2009-06-28 14:20:38 +00:00
|
|
|
/* 1:disable antenna diversity, 2: enable antenna diversity. */
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->bSwAntennaDiverity = ((priv->RegSwAntennaDiversityMechanism == 1)? false : true);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->RegDefaultAntenna == 0)
|
|
|
|
/* 0: default from EEPROM. */
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->bDefaultAntenna1 = priv->EEPROMDefaultAntenna1;
|
|
|
|
else
|
2009-06-28 14:20:38 +00:00
|
|
|
/* 1: main, 2: aux. */
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->bDefaultAntenna1 = ((priv->RegDefaultAntenna== 2) ? true : false);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
/* rtl8185 can calc plcp len in HW.*/
|
|
|
|
priv->hw_plcp_len = 1;
|
|
|
|
|
|
|
|
priv->plcp_preamble_mode = 2;
|
|
|
|
/*the eeprom type is stored in RCR register bit #6 */
|
2009-06-28 14:20:38 +00:00
|
|
|
if (RCR_9356SEL & read_nic_dword(dev, RCR))
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->epromtype=EPROM_93c56;
|
2009-06-28 14:20:38 +00:00
|
|
|
else
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->epromtype=EPROM_93c46;
|
|
|
|
|
|
|
|
dev->dev_addr[0]=eprom_read(dev,MAC_ADR) & 0xff;
|
|
|
|
dev->dev_addr[1]=(eprom_read(dev,MAC_ADR) & 0xff00)>>8;
|
|
|
|
dev->dev_addr[2]=eprom_read(dev,MAC_ADR+1) & 0xff;
|
|
|
|
dev->dev_addr[3]=(eprom_read(dev,MAC_ADR+1) & 0xff00)>>8;
|
|
|
|
dev->dev_addr[4]=eprom_read(dev,MAC_ADR+2) & 0xff;
|
|
|
|
dev->dev_addr[5]=(eprom_read(dev,MAC_ADR+2) & 0xff00)>>8;
|
|
|
|
|
|
|
|
for(i=1,j=0; i<14; i+=2,j++){
|
|
|
|
word = eprom_read(dev,EPROM_TXPW_CH1_2 + j);
|
|
|
|
priv->chtxpwr[i]=word & 0xff;
|
|
|
|
priv->chtxpwr[i+1]=(word & 0xff00)>>8;
|
|
|
|
}
|
|
|
|
if(priv->card_8185){
|
|
|
|
for(i=1,j=0; i<14; i+=2,j++){
|
|
|
|
word = eprom_read(dev,EPROM_TXPW_OFDM_CH1_2 + j);
|
|
|
|
priv->chtxpwr_ofdm[i]=word & 0xff;
|
|
|
|
priv->chtxpwr_ofdm[i+1]=(word & 0xff00)>>8;
|
|
|
|
}
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
//3Read crystal calibtration and thermal meter indication on 87SE.
|
|
|
|
|
|
|
|
// By SD3 SY's request. Added by Roger, 2007.12.11.
|
|
|
|
|
|
|
|
tmpu16 = eprom_read(dev, EEPROM_RSV>>1);
|
|
|
|
|
|
|
|
// Crystal calibration for Xin and Xout resp.
|
|
|
|
priv->XtalCal_Xout = tmpu16 & EEPROM_XTAL_CAL_XOUT_MASK; // 0~7.5pF
|
|
|
|
priv->XtalCal_Xin = (tmpu16 & EEPROM_XTAL_CAL_XIN_MASK)>>4; // 0~7.5pF
|
|
|
|
if((tmpu16 & EEPROM_XTAL_CAL_ENABLE)>>12)
|
|
|
|
priv->bXtalCalibration = true;
|
|
|
|
|
|
|
|
// Thermal meter reference indication.
|
|
|
|
priv->ThermalMeter = (u8)((tmpu16 & EEPROM_THERMAL_METER_MASK)>>8);
|
|
|
|
if((tmpu16 & EEPROM_THERMAL_METER_ENABLE)>>13)
|
|
|
|
priv->bTxPowerTrack = true;
|
|
|
|
|
|
|
|
word = eprom_read(dev,EPROM_TXPW_BASE);
|
|
|
|
priv->cck_txpwr_base = word & 0xf;
|
|
|
|
priv->ofdm_txpwr_base = (word>>4) & 0xf;
|
|
|
|
|
|
|
|
version = eprom_read(dev,EPROM_VERSION);
|
|
|
|
DMESG("EEPROM version %x",version);
|
|
|
|
if( (!priv->card_8185) && version < 0x0101){
|
|
|
|
DMESG ("EEPROM version too old, assuming defaults");
|
|
|
|
DMESG ("If you see this message *plase* send your \
|
|
|
|
DMESG output to andreamrl@tiscali.it THANKS");
|
|
|
|
priv->digphy=1;
|
|
|
|
priv->antb=0;
|
|
|
|
priv->diversity=1;
|
|
|
|
priv->cs_treshold=0xc;
|
|
|
|
priv->rcr_csense=1;
|
|
|
|
priv->rf_chip=RFCHIPID_PHILIPS;
|
|
|
|
}else{
|
|
|
|
if(!priv->card_8185){
|
|
|
|
u8 rfparam = eprom_read(dev,RF_PARAM);
|
|
|
|
DMESG("RfParam: %x",rfparam);
|
|
|
|
|
|
|
|
priv->digphy = rfparam & (1<<RF_PARAM_DIGPHY_SHIFT) ? 0:1;
|
|
|
|
priv->antb = rfparam & (1<<RF_PARAM_ANTBDEFAULT_SHIFT) ? 1:0;
|
|
|
|
|
|
|
|
priv->rcr_csense = (rfparam & RF_PARAM_CARRIERSENSE_MASK) >>
|
|
|
|
RF_PARAM_CARRIERSENSE_SHIFT;
|
|
|
|
|
|
|
|
priv->diversity =
|
|
|
|
(read_nic_byte(dev,CONFIG2)&(1<<CONFIG2_ANTENNA_SHIFT)) ? 1:0;
|
|
|
|
}else{
|
|
|
|
priv->rcr_csense = 3;
|
|
|
|
}
|
|
|
|
|
|
|
|
priv->cs_treshold = (eprom_read(dev,ENERGY_TRESHOLD)&0xff00) >>8;
|
|
|
|
|
|
|
|
priv->rf_chip = 0xff & eprom_read(dev,RFCHIPID);
|
|
|
|
}
|
|
|
|
|
|
|
|
priv->rf_chip = RF_ZEBRA4;
|
|
|
|
priv->rf_sleep = rtl8225z4_rf_sleep;
|
|
|
|
priv->rf_wakeup = rtl8225z4_rf_wakeup;
|
|
|
|
DMESGW("**PLEASE** REPORT SUCCESSFUL/UNSUCCESSFUL TO Realtek!");
|
|
|
|
|
|
|
|
priv->rf_close = rtl8225z2_rf_close;
|
|
|
|
priv->rf_init = rtl8225z2_rf_init;
|
|
|
|
priv->rf_set_chan = rtl8225z2_rf_set_chan;
|
|
|
|
priv->rf_set_sens = NULL;
|
|
|
|
|
|
|
|
if(!priv->card_8185){
|
|
|
|
if(priv->antb)
|
|
|
|
DMESG ("Antenna B is default antenna");
|
|
|
|
else
|
|
|
|
DMESG ("Antenna A is default antenna");
|
|
|
|
|
|
|
|
if(priv->diversity)
|
|
|
|
DMESG ("Antenna diversity is enabled");
|
|
|
|
else
|
|
|
|
DMESG("Antenna diversity is disabled");
|
|
|
|
|
|
|
|
DMESG("Carrier sense %d",priv->rcr_csense);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (0!=alloc_rx_desc_ring(dev, priv->rxbuffersize, priv->rxringcount))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount,
|
|
|
|
TX_MANAGEPRIORITY_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount,
|
|
|
|
TX_BKPRIORITY_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount,
|
|
|
|
TX_BEPRIORITY_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount,
|
|
|
|
TX_VIPRIORITY_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount,
|
|
|
|
TX_VOPRIORITY_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount,
|
|
|
|
TX_HIGHPRIORITY_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txbeaconcount,
|
|
|
|
TX_BEACON_RING_ADDR))
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
if(!priv->card_8185){
|
|
|
|
if(read_nic_byte(dev, CONFIG0) & (1<<CONFIG0_WEP40_SHIFT))
|
|
|
|
DMESG ("40-bit WEP is supported in hardware");
|
|
|
|
else
|
|
|
|
DMESG ("40-bit WEP is NOT supported in hardware");
|
|
|
|
|
|
|
|
if(read_nic_byte(dev,CONFIG0) & (1<<CONFIG0_WEP104_SHIFT))
|
|
|
|
DMESG ("104-bit WEP is supported in hardware");
|
|
|
|
else
|
|
|
|
DMESG ("104-bit WEP is NOT supported in hardware");
|
|
|
|
}
|
|
|
|
#if !defined(SA_SHIRQ)
|
|
|
|
if(request_irq(dev->irq, (void *)rtl8180_interrupt, IRQF_SHARED, dev->name, dev)){
|
|
|
|
#else
|
|
|
|
if(request_irq(dev->irq, (void *)rtl8180_interrupt, SA_SHIRQ, dev->name, dev)){
|
|
|
|
#endif
|
|
|
|
DMESGE("Error allocating IRQ %d",dev->irq);
|
|
|
|
return -1;
|
|
|
|
}else{
|
|
|
|
priv->irq=dev->irq;
|
|
|
|
DMESG("IRQ %d",dev->irq);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_no_hw_wep(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (!priv->card_8185) {
|
2008-12-05 04:01:41 +00:00
|
|
|
u8 security;
|
|
|
|
|
|
|
|
security = read_nic_byte(dev, SECURITY);
|
|
|
|
security &=~(1<<SECURITY_WEP_TX_ENABLE_SHIFT);
|
|
|
|
security &=~(1<<SECURITY_WEP_RX_ENABLE_SHIFT);
|
|
|
|
|
|
|
|
write_nic_byte(dev, SECURITY, security);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_set_hw_wep(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u8 pgreg;
|
|
|
|
u8 security;
|
|
|
|
u32 key0_word4;
|
|
|
|
|
|
|
|
pgreg=read_nic_byte(dev, PGSELECT);
|
|
|
|
write_nic_byte(dev, PGSELECT, pgreg &~ (1<<PGSELECT_PG_SHIFT));
|
|
|
|
|
|
|
|
key0_word4 = read_nic_dword(dev, KEY0+4+4+4);
|
|
|
|
key0_word4 &= ~ 0xff;
|
|
|
|
key0_word4 |= priv->key0[3]& 0xff;
|
|
|
|
write_nic_dword(dev,KEY0,(priv->key0[0]));
|
|
|
|
write_nic_dword(dev,KEY0+4,(priv->key0[1]));
|
|
|
|
write_nic_dword(dev,KEY0+4+4,(priv->key0[2]));
|
|
|
|
write_nic_dword(dev,KEY0+4+4+4,(key0_word4));
|
|
|
|
|
|
|
|
security = read_nic_byte(dev,SECURITY);
|
|
|
|
security |= (1<<SECURITY_WEP_TX_ENABLE_SHIFT);
|
|
|
|
security |= (1<<SECURITY_WEP_RX_ENABLE_SHIFT);
|
|
|
|
security &= ~ SECURITY_ENCRYP_MASK;
|
|
|
|
security |= (SECURITY_ENCRYP_104<<SECURITY_ENCRYP_SHIFT);
|
|
|
|
|
|
|
|
write_nic_byte(dev, SECURITY, security);
|
|
|
|
|
|
|
|
DMESG("key %x %x %x %x",read_nic_dword(dev,KEY0+4+4+4),
|
|
|
|
read_nic_dword(dev,KEY0+4+4),read_nic_dword(dev,KEY0+4),
|
|
|
|
read_nic_dword(dev,KEY0));
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void rtl8185_rf_pins_enable(struct net_device *dev)
|
|
|
|
{
|
|
|
|
// u16 tmp;
|
|
|
|
// tmp = read_nic_word(dev, RFPinsEnable);
|
|
|
|
write_nic_word(dev, RFPinsEnable, 0x1fff);// | tmp);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8185_set_anaparam2(struct net_device *dev, u32 a)
|
|
|
|
{
|
|
|
|
u8 conf3;
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_CONFIG);
|
|
|
|
|
|
|
|
conf3 = read_nic_byte(dev, CONFIG3);
|
|
|
|
write_nic_byte(dev, CONFIG3, conf3 | (1<<CONFIG3_ANAPARAM_W_SHIFT));
|
|
|
|
write_nic_dword(dev, ANAPARAM2, a);
|
|
|
|
|
|
|
|
conf3 = read_nic_byte(dev, CONFIG3);
|
|
|
|
write_nic_byte(dev, CONFIG3, conf3 &~(1<<CONFIG3_ANAPARAM_W_SHIFT));
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_set_anaparam(struct net_device *dev, u32 a)
|
|
|
|
{
|
|
|
|
u8 conf3;
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_CONFIG);
|
|
|
|
|
|
|
|
conf3 = read_nic_byte(dev, CONFIG3);
|
|
|
|
write_nic_byte(dev, CONFIG3, conf3 | (1<<CONFIG3_ANAPARAM_W_SHIFT));
|
|
|
|
write_nic_dword(dev, ANAPARAM, a);
|
|
|
|
|
|
|
|
conf3 = read_nic_byte(dev, CONFIG3);
|
|
|
|
write_nic_byte(dev, CONFIG3, conf3 &~(1<<CONFIG3_ANAPARAM_W_SHIFT));
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8185_tx_antenna(struct net_device *dev, u8 ant)
|
|
|
|
{
|
|
|
|
write_nic_byte(dev, TX_ANTENNA, ant);
|
|
|
|
force_pci_posting(dev);
|
|
|
|
mdelay(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8185_write_phy(struct net_device *dev, u8 adr, u32 data)
|
|
|
|
{
|
|
|
|
u32 phyw;
|
|
|
|
|
|
|
|
adr |= 0x80;
|
|
|
|
|
|
|
|
phyw= ((data<<8) | adr);
|
|
|
|
|
|
|
|
// Note that, we must write 0xff7c after 0x7d-0x7f to write BB register.
|
|
|
|
write_nic_byte(dev, 0x7f, ((phyw & 0xff000000) >> 24));
|
|
|
|
write_nic_byte(dev, 0x7e, ((phyw & 0x00ff0000) >> 16));
|
|
|
|
write_nic_byte(dev, 0x7d, ((phyw & 0x0000ff00) >> 8));
|
|
|
|
write_nic_byte(dev, 0x7c, ((phyw & 0x000000ff) ));
|
2009-06-28 14:19:23 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
/* this is ok to fail when we write AGC table. check for AGC table might be
|
|
|
|
* done by masking with 0x7f instead of 0xff
|
|
|
|
*/
|
|
|
|
//if(phyr != (data&0xff)) DMESGW("Phy write timeout %x %x %x", phyr, data,adr);
|
|
|
|
}
|
|
|
|
|
|
|
|
inline void write_phy_ofdm (struct net_device *dev, u8 adr, u32 data)
|
|
|
|
{
|
|
|
|
data = data & 0xff;
|
|
|
|
rtl8185_write_phy(dev, adr, data);
|
|
|
|
}
|
|
|
|
|
|
|
|
void write_phy_cck (struct net_device *dev, u8 adr, u32 data)
|
|
|
|
{
|
|
|
|
data = data & 0xff;
|
|
|
|
rtl8185_write_phy(dev, adr, data | 0x10000);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* 70*3 = 210 ms
|
|
|
|
* I hope this is enougth
|
|
|
|
*/
|
|
|
|
#define MAX_PHY 70
|
|
|
|
void write_phy(struct net_device *dev, u8 adr, u8 data)
|
|
|
|
{
|
|
|
|
u32 phy;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
phy = 0xff0000;
|
|
|
|
phy |= adr;
|
|
|
|
phy |= 0x80; /* this should enable writing */
|
|
|
|
phy |= (data<<8);
|
|
|
|
|
|
|
|
//PHY_ADR, PHY_R and PHY_W are contig and treated as one dword
|
|
|
|
write_nic_dword(dev,PHY_ADR, phy);
|
|
|
|
|
|
|
|
phy= 0xffff00;
|
|
|
|
phy |= adr;
|
|
|
|
|
|
|
|
write_nic_dword(dev,PHY_ADR, phy);
|
|
|
|
for(i=0;i<MAX_PHY;i++){
|
|
|
|
phy=read_nic_dword(dev,PHY_ADR);
|
|
|
|
phy= phy & 0xff0000;
|
|
|
|
phy= phy >> 16;
|
|
|
|
if(phy == data){ //SUCCESS!
|
|
|
|
force_pci_posting(dev);
|
|
|
|
mdelay(3); //random value
|
|
|
|
return;
|
|
|
|
}else{
|
|
|
|
force_pci_posting(dev);
|
|
|
|
mdelay(3); //random value
|
|
|
|
}
|
|
|
|
}
|
|
|
|
DMESGW ("Phy writing %x %x failed!", adr,data);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8185_set_rate(struct net_device *dev)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
u16 word;
|
|
|
|
int basic_rate,min_rr_rate,max_rr_rate;
|
|
|
|
|
|
|
|
basic_rate = ieeerate2rtlrate(240);
|
|
|
|
min_rr_rate = ieeerate2rtlrate(60);
|
|
|
|
max_rr_rate = ieeerate2rtlrate(240);
|
|
|
|
|
|
|
|
write_nic_byte(dev, RESP_RATE,
|
|
|
|
max_rr_rate<<MAX_RESP_RATE_SHIFT| min_rr_rate<<MIN_RESP_RATE_SHIFT);
|
|
|
|
|
|
|
|
word = read_nic_word(dev, BRSR);
|
|
|
|
word &= ~BRSR_MBR_8185;
|
|
|
|
|
|
|
|
for(i=0;i<=basic_rate;i++)
|
|
|
|
word |= (1<<i);
|
|
|
|
|
|
|
|
write_nic_word(dev, BRSR, word);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_adapter_start(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u32 anaparam;
|
|
|
|
u16 word;
|
|
|
|
u8 config3;
|
|
|
|
|
|
|
|
rtl8180_rtx_disable(dev);
|
|
|
|
rtl8180_reset(dev);
|
|
|
|
|
|
|
|
/* enable beacon timeout, beacon TX ok and err
|
|
|
|
* LP tx ok and err, HP TX ok and err, NP TX ok and err,
|
|
|
|
* RX ok and ERR, and GP timer */
|
|
|
|
priv->irq_mask = 0x6fcf;
|
|
|
|
|
|
|
|
priv->dma_poll_mask = 0;
|
|
|
|
|
|
|
|
rtl8180_beacon_tx_disable(dev);
|
|
|
|
|
|
|
|
if(priv->card_type == CARDBUS ){
|
|
|
|
config3=read_nic_byte(dev, CONFIG3);
|
|
|
|
write_nic_byte(dev,CONFIG3,config3 | CONFIG3_FuncRegEn);
|
|
|
|
write_nic_word(dev,FEMR, FEMR_INTR | FEMR_WKUP | FEMR_GWAKE |
|
|
|
|
read_nic_word(dev, FEMR));
|
|
|
|
}
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_CONFIG);
|
|
|
|
write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
|
|
|
|
write_nic_word(dev, MAC4, ((u32*)dev->dev_addr)[1] & 0xffff );
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
|
|
|
|
|
|
|
|
rtl8180_update_msr(dev);
|
|
|
|
|
|
|
|
if(!priv->card_8185){
|
|
|
|
anaparam = eprom_read(dev,EPROM_ANAPARAM_ADDRLWORD);
|
|
|
|
anaparam |= eprom_read(dev,EPROM_ANAPARAM_ADDRHWORD)<<16;
|
|
|
|
|
|
|
|
rtl8180_set_anaparam(dev,anaparam);
|
|
|
|
}
|
|
|
|
/* These might be unnecessary since we do in rx_enable / tx_enable */
|
|
|
|
fix_rx_fifo(dev);
|
|
|
|
fix_tx_fifo(dev);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_CONFIG);
|
|
|
|
|
|
|
|
/*
|
|
|
|
The following is very strange. seems to be that 1 means test mode,
|
|
|
|
but we need to acknolwledges the nic when a packet is ready
|
|
|
|
altought we set it to 0
|
|
|
|
*/
|
|
|
|
|
|
|
|
write_nic_byte(dev,
|
|
|
|
CONFIG2, read_nic_byte(dev,CONFIG2) &~\
|
|
|
|
(1<<CONFIG2_DMA_POLLING_MODE_SHIFT));
|
|
|
|
//^the nic isn't in test mode
|
|
|
|
if(priv->card_8185)
|
|
|
|
write_nic_byte(dev,
|
|
|
|
CONFIG2, read_nic_byte(dev,CONFIG2)|(1<<4));
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
|
|
|
|
|
|
|
|
write_nic_dword(dev,INT_TIMEOUT,0);
|
|
|
|
|
|
|
|
if(!priv->card_8185)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
experimental - this might be needed to calibrate AGC,
|
|
|
|
anyway it shouldn't hurt
|
|
|
|
*/
|
|
|
|
write_nic_byte(dev, CONFIG5,
|
|
|
|
read_nic_byte(dev, CONFIG5) | (1<<AGCRESET_SHIFT));
|
|
|
|
read_nic_byte(dev, CONFIG5);
|
|
|
|
udelay(15);
|
|
|
|
write_nic_byte(dev, CONFIG5,
|
|
|
|
read_nic_byte(dev, CONFIG5) &~ (1<<AGCRESET_SHIFT));
|
|
|
|
}else{
|
|
|
|
write_nic_byte(dev, WPA_CONFIG, 0);
|
|
|
|
//write_nic_byte(dev, TESTR, 0xd);
|
|
|
|
}
|
|
|
|
|
|
|
|
rtl8180_no_hw_wep(dev);
|
|
|
|
|
|
|
|
if(priv->card_8185){
|
|
|
|
rtl8185_set_rate(dev);
|
|
|
|
write_nic_byte(dev, RATE_FALLBACK, 0x81);
|
|
|
|
}else{
|
|
|
|
word = read_nic_word(dev, BRSR);
|
|
|
|
word &= ~BRSR_MBR;
|
|
|
|
word &= ~BRSR_BPLCP;
|
|
|
|
word |= ieeerate2rtlrate(priv->ieee80211->basic_rate);
|
2009-06-28 14:20:38 +00:00
|
|
|
word |= 0x0f;
|
2008-12-05 04:01:41 +00:00
|
|
|
write_nic_word(dev, BRSR, word);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(priv->card_8185){
|
|
|
|
write_nic_byte(dev, GP_ENABLE,read_nic_byte(dev, GP_ENABLE) & ~(1<<6));
|
|
|
|
|
|
|
|
//FIXME cfg 3 ClkRun enable - isn't it ReadOnly ?
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_CONFIG);
|
|
|
|
write_nic_byte(dev,CONFIG3, read_nic_byte(dev, CONFIG3)
|
2009-06-28 14:20:38 +00:00
|
|
|
| (1 << CONFIG3_CLKRUN_SHIFT));
|
2008-12-05 04:01:41 +00:00
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
priv->rf_init(dev);
|
|
|
|
|
|
|
|
if(priv->rf_set_sens != NULL)
|
|
|
|
priv->rf_set_sens(dev,priv->sens);
|
|
|
|
rtl8180_irq_enable(dev);
|
|
|
|
|
|
|
|
netif_start_queue(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* this configures registers for beacon tx and enables it via
|
|
|
|
* rtl8180_beacon_tx_enable(). rtl8180_beacon_tx_disable() might
|
|
|
|
* be used to stop beacon transmission
|
|
|
|
*/
|
|
|
|
void rtl8180_start_tx_beacon(struct net_device *dev)
|
|
|
|
{
|
|
|
|
u16 word;
|
|
|
|
|
|
|
|
DMESG("Enabling beacon TX");
|
|
|
|
rtl8180_prepare_beacon(dev);
|
|
|
|
rtl8180_irq_disable(dev);
|
|
|
|
rtl8180_beacon_tx_enable(dev);
|
|
|
|
|
|
|
|
word = read_nic_word(dev, AtimWnd) &~ AtimWnd_AtimWnd;
|
|
|
|
write_nic_word(dev, AtimWnd,word);// word |=
|
|
|
|
|
|
|
|
word = read_nic_word(dev, BintrItv);
|
|
|
|
word &= ~BintrItv_BintrItv;
|
|
|
|
word |= 1000;/*priv->ieee80211->current_network.beacon_interval *
|
|
|
|
((priv->txbeaconcount > 1)?(priv->txbeaconcount-1):1);
|
|
|
|
// FIXME: check if correct ^^ worked with 0x3e8;
|
|
|
|
*/
|
|
|
|
write_nic_word(dev, BintrItv, word);
|
|
|
|
|
|
|
|
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
|
|
|
|
|
|
|
|
rtl8185b_irq_enable(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct net_device_stats *rtl8180_stats(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
|
|
|
return &priv->ieee80211->stats;
|
|
|
|
}
|
|
|
|
//
|
|
|
|
// Change current and default preamble mode.
|
|
|
|
// 2005.01.06, by rcnjko.
|
|
|
|
//
|
|
|
|
bool
|
|
|
|
MgntActSet_802_11_PowerSaveMode(
|
|
|
|
struct r8180_priv *priv,
|
|
|
|
RT_PS_MODE rtPsMode
|
|
|
|
)
|
|
|
|
{
|
|
|
|
// Currently, we do not change power save mode on IBSS mode.
|
|
|
|
if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
|
|
|
|
return false;
|
|
|
|
|
|
|
|
priv->ieee80211->ps = rtPsMode;
|
2009-06-28 14:19:23 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
void LeisurePSEnter(struct r8180_priv *priv)
|
2008-12-05 04:01:41 +00:00
|
|
|
{
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->bLeisurePs) {
|
2008-12-05 04:01:41 +00:00
|
|
|
if (priv->ieee80211->ps == IEEE80211_PS_DISABLED)
|
|
|
|
MgntActSet_802_11_PowerSaveMode(priv, IEEE80211_PS_MBCAST|IEEE80211_PS_UNICAST);//IEEE80211_PS_ENABLE
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
void LeisurePSLeave(struct r8180_priv *priv)
|
2008-12-05 04:01:41 +00:00
|
|
|
{
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->bLeisurePs) {
|
2008-12-05 04:01:41 +00:00
|
|
|
if (priv->ieee80211->ps != IEEE80211_PS_DISABLED)
|
|
|
|
MgntActSet_802_11_PowerSaveMode(priv, IEEE80211_PS_DISABLED);
|
|
|
|
}
|
|
|
|
}
|
2009-06-13 16:30:28 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
void rtl8180_hw_wakeup_wq (struct work_struct *work)
|
|
|
|
{
|
2009-04-02 23:56:54 +00:00
|
|
|
struct delayed_work *dwork = to_delayed_work(work);
|
2008-12-05 04:01:41 +00:00
|
|
|
struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
|
|
|
|
struct net_device *dev = ieee->dev;
|
|
|
|
|
|
|
|
rtl8180_hw_wakeup(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_hw_sleep_wq (struct work_struct *work)
|
|
|
|
{
|
2009-04-02 23:56:54 +00:00
|
|
|
struct delayed_work *dwork = to_delayed_work(work);
|
2008-12-05 04:01:41 +00:00
|
|
|
struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
|
|
|
|
struct net_device *dev = ieee->dev;
|
|
|
|
|
|
|
|
rtl8180_hw_sleep_down(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void MgntLinkKeepAlive(struct r8180_priv *priv )
|
|
|
|
{
|
|
|
|
if (priv->keepAliveLevel == 0)
|
|
|
|
return;
|
|
|
|
|
|
|
|
if(priv->ieee80211->state == IEEE80211_LINKED)
|
|
|
|
{
|
|
|
|
//
|
|
|
|
// Keep-Alive.
|
|
|
|
//
|
|
|
|
|
|
|
|
if ( (priv->keepAliveLevel== 2) ||
|
|
|
|
(priv->link_detect.LastNumTxUnicast == priv->NumTxUnicast &&
|
|
|
|
priv->link_detect.LastNumRxUnicast == priv->ieee80211->NumRxUnicast )
|
|
|
|
)
|
|
|
|
{
|
|
|
|
priv->link_detect.IdleCount++;
|
|
|
|
|
|
|
|
//
|
|
|
|
// Send a Keep-Alive packet packet to AP if we had been idle for a while.
|
|
|
|
//
|
|
|
|
if(priv->link_detect.IdleCount >= ((KEEP_ALIVE_INTERVAL / CHECK_FOR_HANG_PERIOD)-1) )
|
|
|
|
{
|
|
|
|
priv->link_detect.IdleCount = 0;
|
|
|
|
ieee80211_sta_ps_send_null_frame(priv->ieee80211, false);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
priv->link_detect.IdleCount = 0;
|
|
|
|
}
|
|
|
|
priv->link_detect.LastNumTxUnicast = priv->NumTxUnicast;
|
|
|
|
priv->link_detect.LastNumRxUnicast = priv->ieee80211->NumRxUnicast;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 read_acadapter_file(char *filename);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
void rtl8180_watch_dog(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
bool bEnterPS = false;
|
|
|
|
bool bBusyTraffic = false;
|
|
|
|
u32 TotalRxNum = 0;
|
|
|
|
u16 SlotIndex = 0;
|
|
|
|
u16 i = 0;
|
|
|
|
if(priv->ieee80211->actscanning == false){
|
|
|
|
if((priv->ieee80211->iw_mode != IW_MODE_ADHOC) && (priv->ieee80211->state == IEEE80211_NOLINK) && (priv->ieee80211->beinretry == false) && (priv->eRFPowerState == eRfOn)){
|
|
|
|
IPSEnter(dev);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//YJ,add,080828,for link state check
|
|
|
|
if((priv->ieee80211->state == IEEE80211_LINKED) && (priv->ieee80211->iw_mode == IW_MODE_INFRA)){
|
|
|
|
SlotIndex = (priv->link_detect.SlotIndex++) % priv->link_detect.SlotNum;
|
|
|
|
priv->link_detect.RxFrameNum[SlotIndex] = priv->ieee80211->NumRxDataInPeriod + priv->ieee80211->NumRxBcnInPeriod;
|
|
|
|
for( i=0; i<priv->link_detect.SlotNum; i++ )
|
|
|
|
TotalRxNum+= priv->link_detect.RxFrameNum[i];
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
if(TotalRxNum == 0){
|
|
|
|
priv->ieee80211->state = IEEE80211_ASSOCIATING;
|
|
|
|
queue_work(priv->ieee80211->wq, &priv->ieee80211->associate_procedure_wq);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
//YJ,add,080828,for KeepAlive
|
|
|
|
MgntLinkKeepAlive(priv);
|
|
|
|
|
|
|
|
//YJ,add,080828,for LPS
|
|
|
|
#ifdef ENABLE_LPS
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->PowerProfile == POWER_PROFILE_BATTERY)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->bLeisurePs = true;
|
2009-06-28 14:20:38 +00:00
|
|
|
else if (priv->PowerProfile == POWER_PROFILE_AC) {
|
2008-12-05 04:01:41 +00:00
|
|
|
LeisurePSLeave(priv);
|
|
|
|
priv->bLeisurePs= false;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(priv->ieee80211->state == IEEE80211_LINKED){
|
|
|
|
priv->link_detect.NumRxOkInPeriod = priv->ieee80211->NumRxDataInPeriod;
|
|
|
|
//printk("TxOk=%d RxOk=%d\n", priv->link_detect.NumTxOkInPeriod, priv->link_detect.NumRxOkInPeriod);
|
|
|
|
if( priv->link_detect.NumRxOkInPeriod> 666 ||
|
|
|
|
priv->link_detect.NumTxOkInPeriod> 666 ) {
|
|
|
|
bBusyTraffic = true;
|
|
|
|
}
|
|
|
|
if(((priv->link_detect.NumRxOkInPeriod + priv->link_detect.NumTxOkInPeriod) > 8)
|
|
|
|
|| (priv->link_detect.NumRxOkInPeriod > 2)) {
|
|
|
|
bEnterPS= false;
|
2009-06-28 14:20:38 +00:00
|
|
|
} else
|
2008-12-05 04:01:41 +00:00
|
|
|
bEnterPS= true;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (bEnterPS)
|
2008-12-05 04:01:41 +00:00
|
|
|
LeisurePSEnter(priv);
|
2009-06-28 14:20:38 +00:00
|
|
|
else
|
2008-12-05 04:01:41 +00:00
|
|
|
LeisurePSLeave(priv);
|
2009-06-28 14:20:38 +00:00
|
|
|
} else
|
2008-12-05 04:01:41 +00:00
|
|
|
LeisurePSLeave(priv);
|
|
|
|
#endif
|
|
|
|
priv->link_detect.bBusyTraffic = bBusyTraffic;
|
|
|
|
priv->link_detect.NumRxOkInPeriod = 0;
|
|
|
|
priv->link_detect.NumTxOkInPeriod = 0;
|
|
|
|
priv->ieee80211->NumRxDataInPeriod = 0;
|
|
|
|
priv->ieee80211->NumRxBcnInPeriod = 0;
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
int _rtl8180_up(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
|
|
|
priv->up=1;
|
|
|
|
|
|
|
|
DMESG("Bringing up iface");
|
|
|
|
rtl8185b_adapter_start(dev);
|
|
|
|
rtl8185b_rx_enable(dev);
|
|
|
|
rtl8185b_tx_enable(dev);
|
|
|
|
if(priv->bInactivePs){
|
|
|
|
if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
|
|
|
|
IPSLeave(dev);
|
|
|
|
}
|
|
|
|
#ifdef RATE_ADAPT
|
|
|
|
timer_rate_adaptive((unsigned long)dev);
|
|
|
|
#endif
|
|
|
|
watch_dog_adaptive((unsigned long)dev);
|
|
|
|
#ifdef SW_ANTE
|
|
|
|
if(priv->bSwAntennaDiverity)
|
|
|
|
SwAntennaDiversityTimerCallback(dev);
|
|
|
|
#endif
|
|
|
|
ieee80211_softmac_start_protocol(priv->ieee80211);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int rtl8180_open(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
down(&priv->wx_sem);
|
|
|
|
ret = rtl8180_up(dev);
|
|
|
|
up(&priv->wx_sem);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
int rtl8180_up(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
|
|
|
if (priv->up == 1) return -1;
|
|
|
|
|
|
|
|
return _rtl8180_up(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
int rtl8180_close(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
down(&priv->wx_sem);
|
|
|
|
ret = rtl8180_down(dev);
|
|
|
|
up(&priv->wx_sem);
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
int rtl8180_down(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->up == 0)
|
|
|
|
return -1;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
priv->up=0;
|
|
|
|
|
|
|
|
ieee80211_softmac_stop_protocol(priv->ieee80211);
|
|
|
|
/* FIXME */
|
|
|
|
if (!netif_queue_stopped(dev))
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
rtl8180_rtx_disable(dev);
|
|
|
|
rtl8180_irq_disable(dev);
|
|
|
|
del_timer_sync(&priv->watch_dog_timer);
|
2009-06-28 14:20:38 +00:00
|
|
|
del_timer_sync(&priv->rateadapter_timer);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->rate_adapter_wq);
|
2008-12-05 04:01:41 +00:00
|
|
|
cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->hw_dig_wq);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->tx_pw_wq);
|
|
|
|
del_timer_sync(&priv->SwAntennaDiversityTimer);
|
|
|
|
SetZebraRFPowerState8185(dev,eRfOff);
|
|
|
|
memset(&(priv->ieee80211->current_network),0,sizeof(struct ieee80211_network));
|
|
|
|
priv->ieee80211->state = IEEE80211_NOLINK;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_restart_wq(struct work_struct *work)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = container_of(work, struct r8180_priv, reset_wq);
|
|
|
|
struct net_device *dev = priv->dev;
|
2009-06-13 16:30:28 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
down(&priv->wx_sem);
|
|
|
|
|
|
|
|
rtl8180_commit(dev);
|
|
|
|
|
|
|
|
up(&priv->wx_sem);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_restart(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
schedule_work(&priv->reset_wq);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_commit(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (priv->up == 0)
|
|
|
|
return ;
|
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
del_timer_sync(&priv->watch_dog_timer);
|
2009-06-28 14:20:38 +00:00
|
|
|
del_timer_sync(&priv->rateadapter_timer);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->rate_adapter_wq);
|
2008-12-05 04:01:41 +00:00
|
|
|
cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->hw_dig_wq);
|
|
|
|
cancel_delayed_work(&priv->ieee80211->tx_pw_wq);
|
|
|
|
del_timer_sync(&priv->SwAntennaDiversityTimer);
|
|
|
|
ieee80211_softmac_stop_protocol(priv->ieee80211);
|
|
|
|
rtl8180_irq_disable(dev);
|
|
|
|
rtl8180_rtx_disable(dev);
|
|
|
|
_rtl8180_up(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void r8180_set_multicast(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
short promisc;
|
|
|
|
|
|
|
|
promisc = (dev->flags & IFF_PROMISC) ? 1:0;
|
|
|
|
|
|
|
|
if (promisc != priv->promisc)
|
|
|
|
rtl8180_restart(dev);
|
|
|
|
|
|
|
|
priv->promisc = promisc;
|
|
|
|
}
|
|
|
|
|
|
|
|
int r8180_set_mac_adr(struct net_device *dev, void *mac)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
struct sockaddr *addr = mac;
|
|
|
|
|
|
|
|
down(&priv->wx_sem);
|
|
|
|
|
|
|
|
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
|
|
|
|
|
|
|
|
if(priv->ieee80211->iw_mode == IW_MODE_MASTER)
|
|
|
|
memcpy(priv->ieee80211->current_network.bssid, dev->dev_addr, ETH_ALEN);
|
|
|
|
|
|
|
|
if (priv->up) {
|
|
|
|
rtl8180_down(dev);
|
|
|
|
rtl8180_up(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
up(&priv->wx_sem);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* based on ipw2200 driver */
|
|
|
|
int rtl8180_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
struct iwreq *wrq = (struct iwreq *) rq;
|
|
|
|
int ret=-1;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
switch (cmd) {
|
2009-06-28 14:20:38 +00:00
|
|
|
case RTL_IOCTL_WPA_SUPPLICANT:
|
2008-12-05 04:01:41 +00:00
|
|
|
ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
|
|
|
|
return ret;
|
2009-06-28 14:20:38 +00:00
|
|
|
default:
|
2008-12-05 04:01:41 +00:00
|
|
|
return -EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
|
|
|
|
return -EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
|
2009-05-09 23:06:54 +00:00
|
|
|
static const struct net_device_ops rtl8180_netdev_ops = {
|
|
|
|
.ndo_open = rtl8180_open,
|
|
|
|
.ndo_stop = rtl8180_close,
|
|
|
|
.ndo_get_stats = rtl8180_stats,
|
|
|
|
.ndo_tx_timeout = rtl8180_restart,
|
|
|
|
.ndo_do_ioctl = rtl8180_ioctl,
|
|
|
|
.ndo_set_multicast_list = r8180_set_multicast,
|
|
|
|
.ndo_set_mac_address = r8180_set_mac_adr,
|
|
|
|
.ndo_validate_addr = eth_validate_addr,
|
|
|
|
.ndo_change_mtu = eth_change_mtu,
|
|
|
|
.ndo_start_xmit = ieee80211_xmit,
|
|
|
|
};
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
static int __devinit rtl8180_pci_probe(struct pci_dev *pdev,
|
|
|
|
const struct pci_device_id *id)
|
|
|
|
{
|
|
|
|
unsigned long ioaddr = 0;
|
|
|
|
struct net_device *dev = NULL;
|
|
|
|
struct r8180_priv *priv= NULL;
|
|
|
|
u8 unit = 0;
|
|
|
|
|
|
|
|
unsigned long pmem_start, pmem_len, pmem_flags;
|
|
|
|
|
|
|
|
DMESG("Configuring chip resources");
|
|
|
|
|
|
|
|
if( pci_enable_device (pdev) ){
|
|
|
|
DMESG("Failed to enable PCI device");
|
|
|
|
return -EIO;
|
|
|
|
}
|
|
|
|
|
|
|
|
pci_set_master(pdev);
|
|
|
|
pci_set_dma_mask(pdev, 0xffffff00ULL);
|
|
|
|
pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
|
|
|
|
dev = alloc_ieee80211(sizeof(struct r8180_priv));
|
|
|
|
if (!dev)
|
|
|
|
return -ENOMEM;
|
|
|
|
priv = ieee80211_priv(dev);
|
|
|
|
priv->ieee80211 = netdev_priv(dev);
|
|
|
|
|
|
|
|
pci_set_drvdata(pdev, dev);
|
|
|
|
SET_NETDEV_DEV(dev, &pdev->dev);
|
|
|
|
|
|
|
|
priv = ieee80211_priv(dev);
|
2009-06-28 14:20:38 +00:00
|
|
|
priv->pdev = pdev;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
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)) {
|
|
|
|
DMESG("region #1 not a MMIO resource, aborting");
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
if( ! request_mem_region(pmem_start, pmem_len, RTL8180_MODULE_NAME)) {
|
|
|
|
DMESG("request_mem_region failed!");
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
|
|
|
|
if( ioaddr == (unsigned long)NULL ){
|
|
|
|
DMESG("ioremap failed!");
|
|
|
|
goto fail1;
|
|
|
|
}
|
|
|
|
|
|
|
|
dev->mem_start = ioaddr; // shared mem start
|
|
|
|
dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
|
|
|
|
|
|
|
|
pci_read_config_byte(pdev, 0x05, &unit);
|
|
|
|
pci_write_config_byte(pdev, 0x05, unit & (~0x04));
|
|
|
|
|
|
|
|
dev->irq = pdev->irq;
|
|
|
|
priv->irq = 0;
|
|
|
|
|
2009-05-09 23:06:54 +00:00
|
|
|
dev->netdev_ops = &rtl8180_netdev_ops;
|
2008-12-05 04:01:41 +00:00
|
|
|
dev->wireless_handlers = &r8180_wx_handlers_def;
|
|
|
|
|
|
|
|
dev->type=ARPHRD_ETHER;
|
|
|
|
dev->watchdog_timeo = HZ*3; //added by david woo, 2007.12.13
|
|
|
|
|
|
|
|
if (dev_alloc_name(dev, ifname) < 0){
|
|
|
|
DMESG("Oops: devname already taken! Trying wlan%%d...\n");
|
|
|
|
ifname = "wlan%d";
|
|
|
|
dev_alloc_name(dev, ifname);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(rtl8180_init(dev)!=0){
|
|
|
|
DMESG("Initialization failed");
|
|
|
|
goto fail1;
|
|
|
|
}
|
|
|
|
|
|
|
|
netif_carrier_off(dev);
|
|
|
|
|
|
|
|
register_netdev(dev);
|
|
|
|
|
|
|
|
rtl8180_proc_init_one(dev);
|
|
|
|
|
|
|
|
DMESG("Driver probe completed\n");
|
|
|
|
return 0;
|
|
|
|
fail1:
|
|
|
|
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) );
|
|
|
|
}
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void __devexit rtl8180_pci_remove(struct pci_dev *pdev)
|
|
|
|
{
|
|
|
|
struct r8180_priv *priv;
|
|
|
|
struct net_device *dev = pci_get_drvdata(pdev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (dev) {
|
2008-12-05 04:01:41 +00:00
|
|
|
unregister_netdev(dev);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
priv = ieee80211_priv(dev);
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
rtl8180_proc_remove_one(dev);
|
|
|
|
rtl8180_down(dev);
|
|
|
|
priv->rf_close(dev);
|
|
|
|
rtl8180_reset(dev);
|
|
|
|
mdelay(10);
|
|
|
|
|
|
|
|
if(priv->irq){
|
|
|
|
DMESG("Freeing irq %d",dev->irq);
|
|
|
|
free_irq(dev->irq, dev);
|
|
|
|
priv->irq=0;
|
|
|
|
}
|
|
|
|
|
|
|
|
free_rx_desc_ring(dev);
|
|
|
|
free_tx_desc_rings(dev);
|
|
|
|
|
|
|
|
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) );
|
|
|
|
}
|
|
|
|
|
|
|
|
free_ieee80211(dev);
|
|
|
|
}
|
|
|
|
pci_disable_device(pdev);
|
|
|
|
|
|
|
|
DMESG("wlan driver removed\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* fun with the built-in ieee80211 stack... */
|
|
|
|
extern int ieee80211_crypto_init(void);
|
|
|
|
extern void ieee80211_crypto_deinit(void);
|
|
|
|
extern int ieee80211_crypto_tkip_init(void);
|
|
|
|
extern void ieee80211_crypto_tkip_exit(void);
|
|
|
|
extern int ieee80211_crypto_ccmp_init(void);
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|
|
|
extern void ieee80211_crypto_ccmp_exit(void);
|
|
|
|
extern int ieee80211_crypto_wep_init(void);
|
|
|
|
extern void ieee80211_crypto_wep_exit(void);
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|
|
static int __init rtl8180_pci_module_init(void)
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|
|
|
{
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|
|
|
int ret;
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|
|
ret = ieee80211_crypto_init();
|
|
|
|
if (ret) {
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|
|
|
printk(KERN_ERR "ieee80211_crypto_init() failed %d\n", ret);
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|
|
|
return ret;
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|
|
|
}
|
|
|
|
ret = ieee80211_crypto_tkip_init();
|
|
|
|
if (ret) {
|
|
|
|
printk(KERN_ERR "ieee80211_crypto_tkip_init() failed %d\n", ret);
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|
|
|
return ret;
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|
|
|
}
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|
|
|
ret = ieee80211_crypto_ccmp_init();
|
|
|
|
if (ret) {
|
|
|
|
printk(KERN_ERR "ieee80211_crypto_ccmp_init() failed %d\n", ret);
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|
|
|
return ret;
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|
|
|
}
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|
|
|
ret = ieee80211_crypto_wep_init();
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|
|
|
if (ret) {
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|
|
|
printk(KERN_ERR "ieee80211_crypto_wep_init() failed %d\n", ret);
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|
|
return ret;
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|
|
|
}
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|
|
|
|
|
|
|
printk(KERN_INFO "\nLinux kernel driver for RTL8180 \
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|
|
/ RTL8185 based WLAN cards\n");
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|
|
printk(KERN_INFO "Copyright (c) 2004-2005, Andrea Merello\n");
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|
DMESG("Initializing module");
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|
|
|
DMESG("Wireless extensions version %d", WIRELESS_EXT);
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|
|
rtl8180_proc_module_init();
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|
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|
2009-06-28 14:20:38 +00:00
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|
|
if (pci_register_driver(&rtl8180_pci_driver)) {
|
2008-12-05 04:01:41 +00:00
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|
|
DMESG("No device found");
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|
return -ENODEV;
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|
|
|
}
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|
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|
return 0;
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|
|
|
}
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|
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|
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static void __exit rtl8180_pci_module_exit(void)
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|
|
|
{
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|
|
|
pci_unregister_driver (&rtl8180_pci_driver);
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|
|
rtl8180_proc_module_remove();
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ieee80211_crypto_tkip_exit();
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|
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ieee80211_crypto_ccmp_exit();
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|
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ieee80211_crypto_wep_exit();
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2009-02-17 16:16:26 +00:00
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|
|
ieee80211_crypto_deinit();
|
2008-12-05 04:01:41 +00:00
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|
|
DMESG("Exiting");
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}
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void rtl8180_try_wake_queue(struct net_device *dev, int pri)
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|
{
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unsigned long flags;
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short enough_desc;
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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spin_lock_irqsave(&priv->tx_lock,flags);
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enough_desc = check_nic_enought_desc(dev,pri);
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spin_unlock_irqrestore(&priv->tx_lock,flags);
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if(enough_desc)
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ieee80211_wake_queue(priv->ieee80211);
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}
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void rtl8180_tx_isr(struct net_device *dev, int pri,short error)
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|
|
{
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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u32 *tail; //tail virtual addr
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u32 *head; //head virtual addr
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|
u32 *begin;//start of ring virtual addr
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u32 *nicv; //nic pointer virtual addr
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u32 nic; //nic pointer physical addr
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u32 nicbegin;// start of ring physical addr
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unsigned long flag;
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/* physical addr are ok on 32 bits since we set DMA mask*/
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int offs;
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int j,i;
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|
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int hd;
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if (error) priv->stats.txretry++; //tony 20060601
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spin_lock_irqsave(&priv->tx_lock,flag);
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|
|
switch(pri) {
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case MANAGE_PRIORITY:
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tail = priv->txmapringtail;
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begin = priv->txmapring;
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head = priv->txmapringhead;
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nic = read_nic_dword(dev,TX_MANAGEPRIORITY_RING_ADDR);
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nicbegin = priv->txmapringdma;
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|
|
break;
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|
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case BK_PRIORITY:
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|
|
|
tail = priv->txbkpringtail;
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|
begin = priv->txbkpring;
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|
head = priv->txbkpringhead;
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|
|
nic = read_nic_dword(dev,TX_BKPRIORITY_RING_ADDR);
|
|
|
|
nicbegin = priv->txbkpringdma;
|
|
|
|
break;
|
|
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|
case BE_PRIORITY:
|
|
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|
tail = priv->txbepringtail;
|
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|
begin = priv->txbepring;
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head = priv->txbepringhead;
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|
nic = read_nic_dword(dev,TX_BEPRIORITY_RING_ADDR);
|
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|
|
nicbegin = priv->txbepringdma;
|
|
|
|
break;
|
|
|
|
case VI_PRIORITY:
|
|
|
|
tail = priv->txvipringtail;
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|
begin = priv->txvipring;
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|
head = priv->txvipringhead;
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|
|
nic = read_nic_dword(dev,TX_VIPRIORITY_RING_ADDR);
|
|
|
|
nicbegin = priv->txvipringdma;
|
|
|
|
break;
|
|
|
|
case VO_PRIORITY:
|
|
|
|
tail = priv->txvopringtail;
|
|
|
|
begin = priv->txvopring;
|
|
|
|
head = priv->txvopringhead;
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|
|
nic = read_nic_dword(dev,TX_VOPRIORITY_RING_ADDR);
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|
|
|
nicbegin = priv->txvopringdma;
|
|
|
|
break;
|
|
|
|
case HI_PRIORITY:
|
|
|
|
tail = priv->txhpringtail;
|
|
|
|
begin = priv->txhpring;
|
|
|
|
head = priv->txhpringhead;
|
|
|
|
nic = read_nic_dword(dev,TX_HIGHPRIORITY_RING_ADDR);
|
|
|
|
nicbegin = priv->txhpringdma;
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flag);
|
|
|
|
return ;
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
nicv = (u32*) ((nic - nicbegin) + (u8*)begin);
|
|
|
|
if((head <= tail && (nicv > tail || nicv < head)) ||
|
|
|
|
(head > tail && (nicv > tail && nicv < head))){
|
|
|
|
DMESGW("nic has lost pointer");
|
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flag);
|
|
|
|
rtl8180_restart(dev);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* we check all the descriptors between the head and the nic,
|
|
|
|
* but not the currenly pointed by the nic (the next to be txed)
|
|
|
|
* and the previous of the pointed (might be in process ??)
|
|
|
|
*/
|
|
|
|
offs = (nic - nicbegin);
|
|
|
|
offs = offs / 8 /4;
|
|
|
|
hd = (head - begin) /8;
|
|
|
|
|
|
|
|
if(offs >= hd)
|
|
|
|
j = offs - hd;
|
|
|
|
else
|
|
|
|
j = offs + (priv->txringcount -1 -hd);
|
|
|
|
|
|
|
|
j-=2;
|
|
|
|
if(j<0) j=0;
|
|
|
|
|
|
|
|
for(i=0;i<j;i++)
|
|
|
|
{
|
|
|
|
if((*head) & (1<<31))
|
|
|
|
break;
|
|
|
|
if(((*head)&(0x10000000)) != 0){
|
|
|
|
priv->CurrRetryCnt += (u16)((*head) & (0x000000ff));
|
2009-06-28 14:20:38 +00:00
|
|
|
if (!error)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->NumTxOkTotal++;
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
|
|
|
if (!error)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->NumTxOkBytesTotal += (*(head+3)) & (0x00000fff);
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
*head = *head &~ (1<<31);
|
|
|
|
|
|
|
|
if((head - begin)/8 == priv->txringcount-1)
|
|
|
|
head=begin;
|
|
|
|
else
|
|
|
|
head+=8;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* the head has been moved to the last certainly TXed
|
|
|
|
* (or at least processed by the nic) packet.
|
|
|
|
* The driver take forcefully owning of all these packets
|
|
|
|
* If the packet previous of the nic pointer has been
|
|
|
|
* processed this doesn't matter: it will be checked
|
|
|
|
* here at the next round. Anyway if no more packet are
|
|
|
|
* TXed no memory leak occour at all.
|
|
|
|
*/
|
|
|
|
|
|
|
|
switch(pri) {
|
|
|
|
case MANAGE_PRIORITY:
|
|
|
|
priv->txmapringhead = head;
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
if(priv->ack_tx_to_ieee){
|
|
|
|
if(rtl8180_is_tx_queue_empty(dev)){
|
|
|
|
priv->ack_tx_to_ieee = 0;
|
|
|
|
ieee80211_ps_tx_ack(priv->ieee80211,!error);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case BK_PRIORITY:
|
|
|
|
priv->txbkpringhead = head;
|
|
|
|
break;
|
|
|
|
case BE_PRIORITY:
|
|
|
|
priv->txbepringhead = head;
|
|
|
|
break;
|
|
|
|
case VI_PRIORITY:
|
|
|
|
priv->txvipringhead = head;
|
|
|
|
break;
|
|
|
|
case VO_PRIORITY:
|
|
|
|
priv->txvopringhead = head;
|
|
|
|
break;
|
|
|
|
case HI_PRIORITY:
|
|
|
|
priv->txhpringhead = head;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
spin_unlock_irqrestore(&priv->tx_lock,flag);
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_tx_irq_wq(struct work_struct *work)
|
|
|
|
{
|
2009-04-02 23:56:54 +00:00
|
|
|
struct delayed_work *dwork = to_delayed_work(work);
|
2008-12-05 04:01:41 +00:00
|
|
|
struct ieee80211_device * ieee = (struct ieee80211_device*)
|
|
|
|
container_of(dwork, struct ieee80211_device, watch_dog_wq);
|
|
|
|
struct net_device *dev = ieee->dev;
|
2009-06-13 16:30:28 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
rtl8180_tx_isr(dev,MANAGE_PRIORITY,0);
|
|
|
|
}
|
|
|
|
irqreturn_t rtl8180_interrupt(int irq, void *netdev, struct pt_regs *regs)
|
|
|
|
{
|
|
|
|
struct net_device *dev = (struct net_device *) netdev;
|
|
|
|
struct r8180_priv *priv = (struct r8180_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++;
|
|
|
|
|
|
|
|
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
|
|
|
|
*/
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (inta == 0xffff) {
|
|
|
|
/* HW disappared */
|
|
|
|
spin_unlock_irqrestore(&priv->irq_th_lock, flags);
|
|
|
|
return IRQ_HANDLED;
|
2008-12-05 04:01:41 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
priv->stats.ints++;
|
|
|
|
|
|
|
|
if(!netif_running(dev)) {
|
|
|
|
spin_unlock_irqrestore(&priv->irq_th_lock,flags);
|
|
|
|
return IRQ_HANDLED;
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (inta & ISR_TimeOut)
|
2008-12-05 04:01:41 +00:00
|
|
|
write_nic_dword(dev, TimerInt, 0);
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (inta & ISR_TBDOK)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->stats.txbeacon++;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (inta & ISR_TBDER)
|
2008-12-05 04:01:41 +00:00
|
|
|
priv->stats.txbeaconerr++;
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (inta & IMR_TMGDOK)
|
2008-12-05 04:01:41 +00:00
|
|
|
rtl8180_tx_isr(dev,MANAGE_PRIORITY,0);
|
|
|
|
|
|
|
|
if(inta & ISR_THPDER){
|
|
|
|
priv->stats.txhperr++;
|
|
|
|
rtl8180_tx_isr(dev,HI_PRIORITY,1);
|
|
|
|
priv->ieee80211->stats.tx_errors++;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_THPDOK){ //High priority tx ok
|
|
|
|
priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828
|
|
|
|
priv->stats.txhpokint++;
|
|
|
|
rtl8180_tx_isr(dev,HI_PRIORITY,0);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_RER) {
|
|
|
|
priv->stats.rxerr++;
|
|
|
|
}
|
|
|
|
if(inta & ISR_TBKDER){ //corresponding to BK_PRIORITY
|
|
|
|
priv->stats.txbkperr++;
|
|
|
|
priv->ieee80211->stats.tx_errors++;
|
|
|
|
rtl8180_tx_isr(dev,BK_PRIORITY,1);
|
|
|
|
rtl8180_try_wake_queue(dev, BE_PRIORITY);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_TBEDER){ //corresponding to BE_PRIORITY
|
|
|
|
priv->stats.txbeperr++;
|
|
|
|
priv->ieee80211->stats.tx_errors++;
|
|
|
|
rtl8180_tx_isr(dev,BE_PRIORITY,1);
|
|
|
|
rtl8180_try_wake_queue(dev, BE_PRIORITY);
|
|
|
|
}
|
|
|
|
if(inta & ISR_TNPDER){ //corresponding to VO_PRIORITY
|
|
|
|
priv->stats.txnperr++;
|
|
|
|
priv->ieee80211->stats.tx_errors++;
|
|
|
|
rtl8180_tx_isr(dev,NORM_PRIORITY,1);
|
|
|
|
rtl8180_try_wake_queue(dev, NORM_PRIORITY);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_TLPDER){ //corresponding to VI_PRIORITY
|
|
|
|
priv->stats.txlperr++;
|
|
|
|
priv->ieee80211->stats.tx_errors++;
|
|
|
|
rtl8180_tx_isr(dev,LOW_PRIORITY,1);
|
|
|
|
rtl8180_try_wake_queue(dev, LOW_PRIORITY);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_ROK){
|
|
|
|
priv->stats.rxint++;
|
|
|
|
tasklet_schedule(&priv->irq_rx_tasklet);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_RQoSOK ){
|
|
|
|
priv->stats.rxint++;
|
|
|
|
tasklet_schedule(&priv->irq_rx_tasklet);
|
|
|
|
}
|
|
|
|
if(inta & ISR_BcnInt) {
|
|
|
|
rtl8180_prepare_beacon(dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_RDU){
|
|
|
|
DMESGW("No RX descriptor available");
|
|
|
|
priv->stats.rxrdu++;
|
|
|
|
tasklet_schedule(&priv->irq_rx_tasklet);
|
|
|
|
}
|
2009-06-28 14:20:38 +00:00
|
|
|
|
2008-12-05 04:01:41 +00:00
|
|
|
if(inta & ISR_RXFOVW){
|
|
|
|
priv->stats.rxoverflow++;
|
|
|
|
tasklet_schedule(&priv->irq_rx_tasklet);
|
|
|
|
}
|
|
|
|
|
2009-06-28 14:20:38 +00:00
|
|
|
if (inta & ISR_TXFOVW)
|
|
|
|
priv->stats.txoverflow++;
|
2008-12-05 04:01:41 +00:00
|
|
|
|
|
|
|
if(inta & ISR_TNPDOK){ //Normal priority tx ok
|
|
|
|
priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828
|
|
|
|
priv->stats.txnpokint++;
|
|
|
|
rtl8180_tx_isr(dev,NORM_PRIORITY,0);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_TLPDOK){ //Low priority tx ok
|
|
|
|
priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828
|
|
|
|
priv->stats.txlpokint++;
|
|
|
|
rtl8180_tx_isr(dev,LOW_PRIORITY,0);
|
|
|
|
rtl8180_try_wake_queue(dev, LOW_PRIORITY);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_TBKDOK){ //corresponding to BK_PRIORITY
|
|
|
|
priv->stats.txbkpokint++;
|
|
|
|
priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828
|
|
|
|
rtl8180_tx_isr(dev,BK_PRIORITY,0);
|
|
|
|
rtl8180_try_wake_queue(dev, BE_PRIORITY);
|
|
|
|
}
|
|
|
|
|
|
|
|
if(inta & ISR_TBEDOK){ //corresponding to BE_PRIORITY
|
|
|
|
priv->stats.txbeperr++;
|
|
|
|
priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828
|
|
|
|
rtl8180_tx_isr(dev,BE_PRIORITY,0);
|
|
|
|
rtl8180_try_wake_queue(dev, BE_PRIORITY);
|
|
|
|
}
|
|
|
|
force_pci_posting(dev);
|
|
|
|
spin_unlock_irqrestore(&priv->irq_th_lock,flags);
|
|
|
|
|
|
|
|
return IRQ_HANDLED;
|
|
|
|
}
|
|
|
|
|
|
|
|
void rtl8180_irq_rx_tasklet(struct r8180_priv* priv)
|
|
|
|
{
|
|
|
|
rtl8180_rx(priv->dev);
|
|
|
|
}
|
|
|
|
|
|
|
|
void GPIOChangeRFWorkItemCallBack(struct work_struct *work)
|
|
|
|
{
|
|
|
|
struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, GPIOChangeRFWorkItem.work);
|
|
|
|
struct net_device *dev = ieee->dev;
|
|
|
|
struct r8180_priv *priv = ieee80211_priv(dev);
|
|
|
|
u8 btPSR;
|
|
|
|
u8 btConfig0;
|
|
|
|
RT_RF_POWER_STATE eRfPowerStateToSet;
|
|
|
|
bool bActuallySet=false;
|
|
|
|
|
|
|
|
char *argv[3];
|
|
|
|
static char *RadioPowerPath = "/etc/acpi/events/RadioPower.sh";
|
|
|
|
static char *envp[] = {"HOME=/", "TERM=linux", "PATH=/usr/bin:/bin", NULL};
|
|
|
|
static int readf_count = 0;
|
|
|
|
|
|
|
|
#ifdef ENABLE_LPS
|
|
|
|
if(readf_count % 10 == 0)
|
|
|
|
priv->PowerProfile = read_acadapter_file("/proc/acpi/ac_adapter/AC0/state");
|
|
|
|
|
|
|
|
readf_count = (readf_count+1)%0xffff;
|
|
|
|
#endif
|
|
|
|
{
|
|
|
|
// We should turn off LED before polling FF51[4].
|
|
|
|
|
|
|
|
//Turn off LED.
|
|
|
|
btPSR = read_nic_byte(dev, PSR);
|
|
|
|
write_nic_byte(dev, PSR, (btPSR & ~BIT3));
|
|
|
|
|
|
|
|
//It need to delay 4us suggested by Jong, 2008-01-16
|
|
|
|
udelay(4);
|
|
|
|
|
|
|
|
//HW radio On/Off according to the value of FF51[4](config0)
|
|
|
|
btConfig0 = btPSR = read_nic_byte(dev, CONFIG0);
|
|
|
|
|
|
|
|
//Turn on LED.
|
|
|
|
write_nic_byte(dev, PSR, btPSR| BIT3);
|
|
|
|
|
|
|
|
eRfPowerStateToSet = (btConfig0 & BIT4) ? eRfOn : eRfOff;
|
|
|
|
|
|
|
|
if((priv->ieee80211->bHwRadioOff == true) && (eRfPowerStateToSet == eRfOn))
|
|
|
|
{
|
|
|
|
priv->ieee80211->bHwRadioOff = false;
|
|
|
|
bActuallySet = true;
|
|
|
|
}
|
|
|
|
else if((priv->ieee80211->bHwRadioOff == false) && (eRfPowerStateToSet == eRfOff))
|
|
|
|
{
|
|
|
|
priv->ieee80211->bHwRadioOff = true;
|
|
|
|
bActuallySet = true;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(bActuallySet)
|
|
|
|
{
|
|
|
|
MgntActSet_RF_State(dev, eRfPowerStateToSet, RF_CHANGE_BY_HW);
|
|
|
|
|
|
|
|
/* To update the UI status for Power status changed */
|
|
|
|
if(priv->ieee80211->bHwRadioOff == true)
|
|
|
|
argv[1] = "RFOFF";
|
|
|
|
else{
|
|
|
|
//if(!priv->RfOffReason)
|
|
|
|
argv[1] = "RFON";
|
|
|
|
//else
|
|
|
|
// argv[1] = "RFOFF";
|
|
|
|
}
|
|
|
|
argv[0] = RadioPowerPath;
|
|
|
|
argv[2] = NULL;
|
|
|
|
|
|
|
|
call_usermodehelper(RadioPowerPath,argv,envp,1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static u8 read_acadapter_file(char *filename)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
module_init(rtl8180_pci_module_init);
|
|
|
|
module_exit(rtl8180_pci_module_exit);
|