u32 rtl92e_eeprom_read(struct net_device *dev, u32 addr)
{
struct r8192_priv *priv = rtllib_priv(dev);
u32 ret = 0;
rtl92e_writeb(dev, EPROM_CMD,
(EPROM_CMD_PROGRAM << EPROM_CMD_OPERATING_MODE_SHIFT));
udelay(EPROM_DELAY);
/* EEPROM is configured as x16 */
if (priv->epromtype == EEPROM_93C56)
ret = _rtl92e_eeprom_xfer(dev, (addr & 0xFF) | (0x6 << 8), 11);
else
ret = _rtl92e_eeprom_xfer(dev, (addr & 0x3F) | (0x6 << 6), 9);
rtl92e_writeb(dev, EPROM_CMD,
(EPROM_CMD_NORMAL<<EPROM_CMD_OPERATING_MODE_SHIFT));
return ret;
}
static void _rtl92e_gpio_write_bit(struct net_device *dev, int no, bool val)
{
u8 reg = rtl92e_readb(dev, EPROM_CMD);
if (val)
reg |= 1 << no;
else
reg &= ~(1 << no);
rtl92e_writeb(dev, EPROM_CMD, reg);
udelay(EPROM_DELAY);
}
void rtl92e_set_rf_off(struct net_device *dev)
{
rtl92e_set_bb_reg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x0);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter4, 0x300, 0x0);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1, 0x18, 0x0);
rtl92e_set_bb_reg(dev, rOFDM0_TRxPathEnable, 0xf, 0x0);
rtl92e_set_bb_reg(dev, rOFDM1_TRxPathEnable, 0xf, 0x0);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1, 0x60, 0x0);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1, 0x4, 0x0);
rtl92e_writeb(dev, ANAPAR_FOR_8192PciE, 0x07);
}
static bool _rtl92e_bb_config_para_file(struct net_device *dev)
{
struct r8192_priv *priv = rtllib_priv(dev);
bool rtStatus = true;
u8 bRegValue = 0, eCheckItem = 0;
u32 dwRegValue = 0;
bRegValue = rtl92e_readb(dev, BB_GLOBAL_RESET);
rtl92e_writeb(dev, BB_GLOBAL_RESET, (bRegValue|BB_GLOBAL_RESET_BIT));
dwRegValue = rtl92e_readl(dev, CPU_GEN);
rtl92e_writel(dev, CPU_GEN, (dwRegValue&(~CPU_GEN_BB_RST)));
for (eCheckItem = (enum hw90_block)HW90_BLOCK_PHY0;
eCheckItem <= HW90_BLOCK_PHY1; eCheckItem++) {
rtStatus = rtl92e_check_bb_and_rf(dev,
(enum hw90_block)eCheckItem,
(enum rf90_radio_path)0);
if (!rtStatus) {
RT_TRACE((COMP_ERR | COMP_PHY),
"rtl92e_config_rf():Check PHY%d Fail!!\n",
eCheckItem-1);
return rtStatus;
}
}
rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bCCKEn|bOFDMEn, 0x0);
_rtl92e_phy_config_bb(dev, BaseBand_Config_PHY_REG);
dwRegValue = rtl92e_readl(dev, CPU_GEN);
rtl92e_writel(dev, CPU_GEN, (dwRegValue|CPU_GEN_BB_RST));
_rtl92e_phy_config_bb(dev, BaseBand_Config_AGC_TAB);
if (priv->IC_Cut > VERSION_8190_BD) {
if (priv->rf_type == RF_2T4R)
dwRegValue = (priv->AntennaTxPwDiff[2]<<8 |
priv->AntennaTxPwDiff[1]<<4 |
priv->AntennaTxPwDiff[0]);
else
dwRegValue = 0x0;
rtl92e_set_bb_reg(dev, rFPGA0_TxGainStage,
(bXBTxAGC|bXCTxAGC|bXDTxAGC), dwRegValue);
dwRegValue = priv->CrystalCap;
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1, bXtalCap92x,
dwRegValue);
}
return rtStatus;
}
static bool _rtl92e_fw_boot_cpu(struct net_device *dev)
{
u32 CPU_status = 0;
if (!_rtl92e_wait_for_fw(dev, CPU_GEN_PUT_CODE_OK, 200)) {
netdev_err(dev, "Firmware download failed.\n");
return false;
}
netdev_dbg(dev, "Download Firmware: Put code ok!\n");
CPU_status = rtl92e_readl(dev, CPU_GEN);
rtl92e_writeb(dev, CPU_GEN,
(u8)((CPU_status|CPU_GEN_PWR_STB_CPU)&0xff));
mdelay(1);
if (!_rtl92e_wait_for_fw(dev, CPU_GEN_BOOT_RDY, 200)) {
netdev_err(dev, "Firmware boot failed.\n");
return false;
}
netdev_dbg(dev, "Download Firmware: Boot ready!\n");
return true;
}
static u8 _rtl92e_phy_switch_channel_step(struct net_device *dev, u8 channel,
u8 *stage, u8 *step, u32 *delay)
{
struct r8192_priv *priv = rtllib_priv(dev);
struct rtllib_device *ieee = priv->rtllib;
u32 PreCommonCmdCnt;
u32 PostCommonCmdCnt;
u32 RfDependCmdCnt;
struct sw_chnl_cmd *CurrentCmd = NULL;
u8 eRFPath;
RT_TRACE(COMP_TRACE, "====>%s()====stage:%d, step:%d, channel:%d\n",
__func__, *stage, *step, channel);
if (!rtllib_legal_channel(priv->rtllib, channel)) {
netdev_err(dev, "Invalid channel requested: %d\n", channel);
return true;
}
{
PreCommonCmdCnt = 0;
_rtl92e_phy_set_sw_chnl_cmd_array(dev, ieee->PreCommonCmd,
PreCommonCmdCnt++,
MAX_PRECMD_CNT,
CmdID_SetTxPowerLevel,
0, 0, 0);
_rtl92e_phy_set_sw_chnl_cmd_array(dev, ieee->PreCommonCmd,
PreCommonCmdCnt++,
MAX_PRECMD_CNT, CmdID_End,
0, 0, 0);
PostCommonCmdCnt = 0;
_rtl92e_phy_set_sw_chnl_cmd_array(dev, ieee->PostCommonCmd,
PostCommonCmdCnt++,
MAX_POSTCMD_CNT, CmdID_End,
0, 0, 0);
RfDependCmdCnt = 0;
switch (priv->rf_chip) {
case RF_8225:
if (!(channel >= 1 && channel <= 14)) {
netdev_err(dev,
"Invalid channel requested for 8225: %d\n",
channel);
return false;
}
_rtl92e_phy_set_sw_chnl_cmd_array(dev,
ieee->RfDependCmd,
RfDependCmdCnt++,
MAX_RFDEPENDCMD_CNT,
CmdID_RF_WriteReg,
rZebra1_Channel,
RF_CHANNEL_TABLE_ZEBRA[channel],
10);
_rtl92e_phy_set_sw_chnl_cmd_array(dev,
ieee->RfDependCmd,
RfDependCmdCnt++,
MAX_RFDEPENDCMD_CNT,
CmdID_End, 0, 0, 0);
break;
case RF_8256:
if (!(channel >= 1 && channel <= 14)) {
netdev_err(dev,
"Invalid channel requested for 8256: %d\n",
channel);
return false;
}
_rtl92e_phy_set_sw_chnl_cmd_array(dev,
ieee->RfDependCmd,
RfDependCmdCnt++,
MAX_RFDEPENDCMD_CNT,
CmdID_RF_WriteReg,
rZebra1_Channel,
channel, 10);
_rtl92e_phy_set_sw_chnl_cmd_array(dev,
ieee->RfDependCmd,
RfDependCmdCnt++,
MAX_RFDEPENDCMD_CNT,
CmdID_End, 0, 0, 0);
break;
case RF_8258:
break;
default:
netdev_warn(dev, "Unknown RF Chip ID\n");
return false;
}
do {
switch (*stage) {
case 0:
CurrentCmd = &ieee->PreCommonCmd[*step];
break;
case 1:
CurrentCmd = &ieee->RfDependCmd[*step];
break;
case 2:
CurrentCmd = &ieee->PostCommonCmd[*step];
break;
}
if (CurrentCmd && CurrentCmd->CmdID == CmdID_End) {
if ((*stage) == 2)
return true;
(*stage)++;
(*step) = 0;
continue;
}
if (!CurrentCmd)
continue;
switch (CurrentCmd->CmdID) {
case CmdID_SetTxPowerLevel:
if (priv->IC_Cut > (u8)VERSION_8190_BD)
_rtl92e_set_tx_power_level(dev,
channel);
break;
case CmdID_WritePortUlong:
rtl92e_writel(dev, CurrentCmd->Para1,
CurrentCmd->Para2);
break;
case CmdID_WritePortUshort:
rtl92e_writew(dev, CurrentCmd->Para1,
(u16)CurrentCmd->Para2);
break;
case CmdID_WritePortUchar:
rtl92e_writeb(dev, CurrentCmd->Para1,
(u8)CurrentCmd->Para2);
break;
case CmdID_RF_WriteReg:
for (eRFPath = 0; eRFPath <
priv->NumTotalRFPath; eRFPath++)
rtl92e_set_rf_reg(dev,
(enum rf90_radio_path)eRFPath,
CurrentCmd->Para1, bMask12Bits,
CurrentCmd->Para2<<7);
break;
default:
break;
}
break;
} while (true);
} /*for (Number of RF paths)*/
(*delay) = CurrentCmd->msDelay;
(*step)++;
return false;
}
static bool _rtl92e_set_rf_power_state(struct net_device *dev,
enum rt_rf_power_state eRFPowerState)
{
struct r8192_priv *priv = rtllib_priv(dev);
struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
(&(priv->rtllib->PowerSaveControl));
bool bResult = true;
u8 i = 0, QueueID = 0;
struct rtl8192_tx_ring *ring = NULL;
if (priv->SetRFPowerStateInProgress)
return false;
RT_TRACE(COMP_PS, "===========> _rtl92e_set_rf_power_state()!\n");
priv->SetRFPowerStateInProgress = true;
switch (priv->rf_chip) {
case RF_8256:
switch (eRFPowerState) {
case eRfOn:
RT_TRACE(COMP_PS,
"_rtl92e_set_rf_power_state() eRfOn!\n");
if ((priv->rtllib->eRFPowerState == eRfOff) &&
RT_IN_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC)) {
bool rtstatus = true;
u32 InitilizeCount = 3;
do {
InitilizeCount--;
priv->RegRfOff = false;
rtstatus = rtl92e_enable_nic(dev);
} while (!rtstatus && (InitilizeCount > 0));
if (!rtstatus) {
netdev_err(dev,
"%s(): Failed to initialize Adapter.\n",
__func__);
priv->SetRFPowerStateInProgress = false;
return false;
}
RT_CLEAR_PS_LEVEL(pPSC,
RT_RF_OFF_LEVL_HALT_NIC);
} else {
rtl92e_writeb(dev, ANAPAR, 0x37);
mdelay(1);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1,
0x4, 0x1);
priv->bHwRfOffAction = 0;
rtl92e_set_bb_reg(dev, rFPGA0_XA_RFInterfaceOE,
BIT4, 0x1);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter4,
0x300, 0x3);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1,
0x18, 0x3);
rtl92e_set_bb_reg(dev, rOFDM0_TRxPathEnable,
0x3, 0x3);
rtl92e_set_bb_reg(dev, rOFDM1_TRxPathEnable,
0x3, 0x3);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1,
0x60, 0x3);
}
break;
case eRfSleep:
if (priv->rtllib->eRFPowerState == eRfOff)
break;
for (QueueID = 0, i = 0; QueueID < MAX_TX_QUEUE; ) {
ring = &priv->tx_ring[QueueID];
if (skb_queue_len(&ring->queue) == 0) {
QueueID++;
continue;
} else {
RT_TRACE((COMP_POWER|COMP_RF),
"eRf Off/Sleep: %d times TcbBusyQueue[%d] !=0 before doze!\n",
(i+1), QueueID);
udelay(10);
i++;
}
if (i >= MAX_DOZE_WAITING_TIMES_9x) {
RT_TRACE(COMP_POWER,
"\n\n\n TimeOut!! _rtl92e_set_rf_power_state(): eRfOff: %d times TcbBusyQueue[%d] != 0 !!!\n",
MAX_DOZE_WAITING_TIMES_9x,
QueueID);
break;
}
}
rtl92e_set_rf_off(dev);
break;
case eRfOff:
RT_TRACE(COMP_PS,
"_rtl92e_set_rf_power_state() eRfOff/Sleep !\n");
for (QueueID = 0, i = 0; QueueID < MAX_TX_QUEUE; ) {
ring = &priv->tx_ring[QueueID];
if (skb_queue_len(&ring->queue) == 0) {
QueueID++;
continue;
} else {
RT_TRACE(COMP_POWER,
"eRf Off/Sleep: %d times TcbBusyQueue[%d] !=0 before doze!\n",
(i+1), QueueID);
udelay(10);
i++;
}
if (i >= MAX_DOZE_WAITING_TIMES_9x) {
RT_TRACE(COMP_POWER,
"\n\n\n SetZebra: RFPowerState8185B(): eRfOff: %d times TcbBusyQueue[%d] != 0 !!!\n",
MAX_DOZE_WAITING_TIMES_9x,
QueueID);
break;
}
}
if (pPSC->RegRfPsLevel & RT_RF_OFF_LEVL_HALT_NIC &&
!RT_IN_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC)) {
rtl92e_disable_nic(dev);
RT_SET_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
} else if (!(pPSC->RegRfPsLevel &
RT_RF_OFF_LEVL_HALT_NIC)) {
rtl92e_set_rf_off(dev);
}
break;
default:
bResult = false;
netdev_warn(dev,
"%s(): Unknown state requested: 0x%X.\n",
__func__, eRFPowerState);
break;
}
break;
default:
netdev_warn(dev, "%s(): Unknown RF type\n", __func__);
break;
}
if (bResult) {
priv->rtllib->eRFPowerState = eRFPowerState;
switch (priv->rf_chip) {
case RF_8256:
break;
default:
netdev_warn(dev, "%s(): Unknown RF type\n", __func__);
break;
}
}
priv->SetRFPowerStateInProgress = false;
RT_TRACE(COMP_PS,
"<=========== _rtl92e_set_rf_power_state() bResult = %d!\n",
bResult);
return bResult;
}
void rtl92e_init_gain(struct net_device *dev, u8 Operation)
{
#define SCAN_RX_INITIAL_GAIN 0x17
#define POWER_DETECTION_TH 0x08
struct r8192_priv *priv = rtllib_priv(dev);
u32 BitMask;
u8 initial_gain;
if (priv->up) {
switch (Operation) {
case IG_Backup:
RT_TRACE(COMP_SCAN,
"IG_Backup, backup the initial gain.\n");
initial_gain = SCAN_RX_INITIAL_GAIN;
BitMask = bMaskByte0;
if (dm_digtable.dig_algorithm ==
DIG_ALGO_BY_FALSE_ALARM)
rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8);
priv->initgain_backup.xaagccore1 =
(u8)rtl92e_get_bb_reg(dev, rOFDM0_XAAGCCore1,
BitMask);
priv->initgain_backup.xbagccore1 =
(u8)rtl92e_get_bb_reg(dev, rOFDM0_XBAGCCore1,
BitMask);
priv->initgain_backup.xcagccore1 =
(u8)rtl92e_get_bb_reg(dev, rOFDM0_XCAGCCore1,
BitMask);
priv->initgain_backup.xdagccore1 =
(u8)rtl92e_get_bb_reg(dev, rOFDM0_XDAGCCore1,
BitMask);
BitMask = bMaskByte2;
priv->initgain_backup.cca = (u8)rtl92e_get_bb_reg(dev,
rCCK0_CCA, BitMask);
RT_TRACE(COMP_SCAN,
"Scan InitialGainBackup 0xc50 is %x\n",
priv->initgain_backup.xaagccore1);
RT_TRACE(COMP_SCAN,
"Scan InitialGainBackup 0xc58 is %x\n",
priv->initgain_backup.xbagccore1);
RT_TRACE(COMP_SCAN,
"Scan InitialGainBackup 0xc60 is %x\n",
priv->initgain_backup.xcagccore1);
RT_TRACE(COMP_SCAN,
"Scan InitialGainBackup 0xc68 is %x\n",
priv->initgain_backup.xdagccore1);
RT_TRACE(COMP_SCAN,
"Scan InitialGainBackup 0xa0a is %x\n",
priv->initgain_backup.cca);
RT_TRACE(COMP_SCAN, "Write scan initial gain = 0x%x\n",
initial_gain);
rtl92e_writeb(dev, rOFDM0_XAAGCCore1, initial_gain);
rtl92e_writeb(dev, rOFDM0_XBAGCCore1, initial_gain);
rtl92e_writeb(dev, rOFDM0_XCAGCCore1, initial_gain);
rtl92e_writeb(dev, rOFDM0_XDAGCCore1, initial_gain);
RT_TRACE(COMP_SCAN, "Write scan 0xa0a = 0x%x\n",
POWER_DETECTION_TH);
rtl92e_writeb(dev, 0xa0a, POWER_DETECTION_TH);
break;
case IG_Restore:
RT_TRACE(COMP_SCAN,
"IG_Restore, restore the initial gain.\n");
BitMask = 0x7f;
if (dm_digtable.dig_algorithm ==
DIG_ALGO_BY_FALSE_ALARM)
rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x8);
rtl92e_set_bb_reg(dev, rOFDM0_XAAGCCore1, BitMask,
(u32)priv->initgain_backup.xaagccore1);
rtl92e_set_bb_reg(dev, rOFDM0_XBAGCCore1, BitMask,
(u32)priv->initgain_backup.xbagccore1);
rtl92e_set_bb_reg(dev, rOFDM0_XCAGCCore1, BitMask,
(u32)priv->initgain_backup.xcagccore1);
rtl92e_set_bb_reg(dev, rOFDM0_XDAGCCore1, BitMask,
(u32)priv->initgain_backup.xdagccore1);
BitMask = bMaskByte2;
rtl92e_set_bb_reg(dev, rCCK0_CCA, BitMask,
(u32)priv->initgain_backup.cca);
RT_TRACE(COMP_SCAN,
"Scan BBInitialGainRestore 0xc50 is %x\n",
priv->initgain_backup.xaagccore1);
RT_TRACE(COMP_SCAN,
"Scan BBInitialGainRestore 0xc58 is %x\n",
priv->initgain_backup.xbagccore1);
RT_TRACE(COMP_SCAN,
"Scan BBInitialGainRestore 0xc60 is %x\n",
priv->initgain_backup.xcagccore1);
RT_TRACE(COMP_SCAN,
"Scan BBInitialGainRestore 0xc68 is %x\n",
priv->initgain_backup.xdagccore1);
RT_TRACE(COMP_SCAN,
"Scan BBInitialGainRestore 0xa0a is %x\n",
priv->initgain_backup.cca);
rtl92e_set_tx_power(dev,
priv->rtllib->current_network.channel);
if (dm_digtable.dig_algorithm ==
DIG_ALGO_BY_FALSE_ALARM)
rtl92e_set_bb_reg(dev, UFWP, bMaskByte1, 0x1);
break;
default:
RT_TRACE(COMP_SCAN, "Unknown IG Operation.\n");
break;
}
}
}
static void _rtl92e_set_bw_mode_work_item(struct net_device *dev)
{
struct r8192_priv *priv = rtllib_priv(dev);
u8 regBwOpMode;
RT_TRACE(COMP_SWBW,
"==>_rtl92e_set_bw_mode_work_item() Switch to %s bandwidth\n",
priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20 ?
"20MHz" : "40MHz");
if (priv->rf_chip == RF_PSEUDO_11N) {
priv->SetBWModeInProgress = false;
return;
}
if (!priv->up) {
netdev_err(dev, "%s(): Driver is not initialized\n", __func__);
return;
}
regBwOpMode = rtl92e_readb(dev, BW_OPMODE);
switch (priv->CurrentChannelBW) {
case HT_CHANNEL_WIDTH_20:
regBwOpMode |= BW_OPMODE_20MHZ;
rtl92e_writeb(dev, BW_OPMODE, regBwOpMode);
break;
case HT_CHANNEL_WIDTH_20_40:
regBwOpMode &= ~BW_OPMODE_20MHZ;
rtl92e_writeb(dev, BW_OPMODE, regBwOpMode);
break;
default:
netdev_err(dev, "%s(): unknown Bandwidth: %#X\n", __func__,
priv->CurrentChannelBW);
break;
}
switch (priv->CurrentChannelBW) {
case HT_CHANNEL_WIDTH_20:
rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bRFMOD, 0x0);
rtl92e_set_bb_reg(dev, rFPGA1_RFMOD, bRFMOD, 0x0);
if (!priv->btxpower_tracking) {
rtl92e_writel(dev, rCCK0_TxFilter1, 0x1a1b0000);
rtl92e_writel(dev, rCCK0_TxFilter2, 0x090e1317);
rtl92e_writel(dev, rCCK0_DebugPort, 0x00000204);
} else {
_rtl92e_cck_tx_power_track_bw_switch(dev);
}
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1, 0x00100000, 1);
break;
case HT_CHANNEL_WIDTH_20_40:
rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bRFMOD, 0x1);
rtl92e_set_bb_reg(dev, rFPGA1_RFMOD, bRFMOD, 0x1);
if (!priv->btxpower_tracking) {
rtl92e_writel(dev, rCCK0_TxFilter1, 0x35360000);
rtl92e_writel(dev, rCCK0_TxFilter2, 0x121c252e);
rtl92e_writel(dev, rCCK0_DebugPort, 0x00000409);
} else {
_rtl92e_cck_tx_power_track_bw_switch(dev);
}
rtl92e_set_bb_reg(dev, rCCK0_System, bCCKSideBand,
(priv->nCur40MhzPrimeSC>>1));
rtl92e_set_bb_reg(dev, rOFDM1_LSTF, 0xC00,
priv->nCur40MhzPrimeSC);
rtl92e_set_bb_reg(dev, rFPGA0_AnalogParameter1, 0x00100000, 0);
break;
default:
netdev_err(dev, "%s(): unknown Bandwidth: %#X\n", __func__,
priv->CurrentChannelBW);
break;
}
switch (priv->rf_chip) {
case RF_8225:
break;
case RF_8256:
rtl92e_set_bandwidth(dev, priv->CurrentChannelBW);
break;
case RF_8258:
break;
case RF_PSEUDO_11N:
break;
default:
netdev_info(dev, "%s(): Unknown RFChipID: %d\n", __func__,
priv->rf_chip);
break;
}
atomic_dec(&(priv->rtllib->atm_swbw));
priv->SetBWModeInProgress = false;
RT_TRACE(COMP_SWBW, "<==SetBWMode819xUsb()");
}
static int r8192_wx_set_enc_ext(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
int ret = 0;
struct r8192_priv *priv = rtllib_priv(dev);
struct rtllib_device *ieee = priv->rtllib;
if (priv->bHwRadioOff)
return 0;
down(&priv->wx_sem);
priv->rtllib->wx_set_enc = 1;
down(&priv->rtllib->ips_sem);
rtl92e_ips_leave(dev);
up(&priv->rtllib->ips_sem);
ret = rtllib_wx_set_encode_ext(ieee, info, wrqu, extra);
{
const u8 broadcast_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
const u8 zero[ETH_ALEN] = {0};
u32 key[4] = {0};
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
struct iw_point *encoding = &wrqu->encoding;
u8 idx = 0, alg = 0, group = 0;
if ((encoding->flags & IW_ENCODE_DISABLED) ||
ext->alg == IW_ENCODE_ALG_NONE) {
ieee->pairwise_key_type = ieee->group_key_type
= KEY_TYPE_NA;
rtl92e_cam_reset(dev);
memset(priv->rtllib->swcamtable, 0,
sizeof(struct sw_cam_table) * 32);
goto end_hw_sec;
}
alg = (ext->alg == IW_ENCODE_ALG_CCMP) ? KEY_TYPE_CCMP :
ext->alg;
idx = encoding->flags & IW_ENCODE_INDEX;
if (idx)
idx--;
group = ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY;
if ((!group) || (IW_MODE_ADHOC == ieee->iw_mode) ||
(alg == KEY_TYPE_WEP40)) {
if ((ext->key_len == 13) && (alg == KEY_TYPE_WEP40))
alg = KEY_TYPE_WEP104;
ieee->pairwise_key_type = alg;
rtl92e_enable_hw_security_config(dev);
}
memcpy((u8 *)key, ext->key, 16);
if ((alg & KEY_TYPE_WEP40) && (ieee->auth_mode != 2)) {
if (ext->key_len == 13)
ieee->pairwise_key_type = alg = KEY_TYPE_WEP104;
rtl92e_set_key(dev, idx, idx, alg, zero, 0, key);
rtl92e_set_swcam(dev, idx, idx, alg, zero, 0, key, 0);
} else if (group) {
ieee->group_key_type = alg;
rtl92e_set_key(dev, idx, idx, alg, broadcast_addr, 0,
key);
rtl92e_set_swcam(dev, idx, idx, alg, broadcast_addr, 0,
key, 0);
} else {
if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) &&
ieee->pHTInfo->bCurrentHTSupport)
rtl92e_writeb(dev, 0x173, 1);
rtl92e_set_key(dev, 4, idx, alg,
(u8 *)ieee->ap_mac_addr, 0, key);
rtl92e_set_swcam(dev, 4, idx, alg,
(u8 *)ieee->ap_mac_addr, 0, key, 0);
}
}
end_hw_sec:
priv->rtllib->wx_set_enc = 0;
up(&priv->wx_sem);
return ret;
}
