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hw.c
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hw.c
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/******************************************************************************
*
* Copyright(c) 2009-2012 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* wlanfae <[email protected]>
* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
* Hsinchu 300, Taiwan.
*
* Larry Finger <[email protected]>
*
*****************************************************************************/
#include "../wifi.h"
#include "../efuse.h"
#include "../base.h"
#include "../cam.h"
#include "../ps.h"
#include "../usb.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "../rtl8192c/phy_common.h"
#include "mac.h"
#include "dm.h"
#include "../rtl8192c/dm_common.h"
#include "../rtl8192c/fw_common.h"
#include "hw.h"
#include "../rtl8192ce/hw.h"
#include "trx.h"
#include "led.h"
#include "table.h"
static void _rtl92cu_phy_param_tab_init(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &(rtlpriv->phy);
struct rtl_efuse *rtlefuse = rtl_efuse(rtlpriv);
rtlphy->hwparam_tables[MAC_REG].length = RTL8192CUMAC_2T_ARRAYLENGTH;
rtlphy->hwparam_tables[MAC_REG].pdata = RTL8192CUMAC_2T_ARRAY;
if (IS_HIGHT_PA(rtlefuse->board_type)) {
rtlphy->hwparam_tables[PHY_REG_PG].length =
RTL8192CUPHY_REG_Array_PG_HPLength;
rtlphy->hwparam_tables[PHY_REG_PG].pdata =
RTL8192CUPHY_REG_Array_PG_HP;
} else {
rtlphy->hwparam_tables[PHY_REG_PG].length =
RTL8192CUPHY_REG_ARRAY_PGLENGTH;
rtlphy->hwparam_tables[PHY_REG_PG].pdata =
RTL8192CUPHY_REG_ARRAY_PG;
}
/* 2T */
rtlphy->hwparam_tables[PHY_REG_2T].length =
RTL8192CUPHY_REG_2TARRAY_LENGTH;
rtlphy->hwparam_tables[PHY_REG_2T].pdata =
RTL8192CUPHY_REG_2TARRAY;
rtlphy->hwparam_tables[RADIOA_2T].length =
RTL8192CURADIOA_2TARRAYLENGTH;
rtlphy->hwparam_tables[RADIOA_2T].pdata =
RTL8192CURADIOA_2TARRAY;
rtlphy->hwparam_tables[RADIOB_2T].length =
RTL8192CURADIOB_2TARRAYLENGTH;
rtlphy->hwparam_tables[RADIOB_2T].pdata =
RTL8192CU_RADIOB_2TARRAY;
rtlphy->hwparam_tables[AGCTAB_2T].length =
RTL8192CUAGCTAB_2TARRAYLENGTH;
rtlphy->hwparam_tables[AGCTAB_2T].pdata =
RTL8192CUAGCTAB_2TARRAY;
/* 1T */
if (IS_HIGHT_PA(rtlefuse->board_type)) {
rtlphy->hwparam_tables[PHY_REG_1T].length =
RTL8192CUPHY_REG_1T_HPArrayLength;
rtlphy->hwparam_tables[PHY_REG_1T].pdata =
RTL8192CUPHY_REG_1T_HPArray;
rtlphy->hwparam_tables[RADIOA_1T].length =
RTL8192CURadioA_1T_HPArrayLength;
rtlphy->hwparam_tables[RADIOA_1T].pdata =
RTL8192CURadioA_1T_HPArray;
rtlphy->hwparam_tables[RADIOB_1T].length =
RTL8192CURADIOB_1TARRAYLENGTH;
rtlphy->hwparam_tables[RADIOB_1T].pdata =
RTL8192CU_RADIOB_1TARRAY;
rtlphy->hwparam_tables[AGCTAB_1T].length =
RTL8192CUAGCTAB_1T_HPArrayLength;
rtlphy->hwparam_tables[AGCTAB_1T].pdata =
Rtl8192CUAGCTAB_1T_HPArray;
} else {
rtlphy->hwparam_tables[PHY_REG_1T].length =
RTL8192CUPHY_REG_1TARRAY_LENGTH;
rtlphy->hwparam_tables[PHY_REG_1T].pdata =
RTL8192CUPHY_REG_1TARRAY;
rtlphy->hwparam_tables[RADIOA_1T].length =
RTL8192CURADIOA_1TARRAYLENGTH;
rtlphy->hwparam_tables[RADIOA_1T].pdata =
RTL8192CU_RADIOA_1TARRAY;
rtlphy->hwparam_tables[RADIOB_1T].length =
RTL8192CURADIOB_1TARRAYLENGTH;
rtlphy->hwparam_tables[RADIOB_1T].pdata =
RTL8192CU_RADIOB_1TARRAY;
rtlphy->hwparam_tables[AGCTAB_1T].length =
RTL8192CUAGCTAB_1TARRAYLENGTH;
rtlphy->hwparam_tables[AGCTAB_1T].pdata =
RTL8192CUAGCTAB_1TARRAY;
}
}
static void _rtl92cu_read_txpower_info_from_hwpg(struct ieee80211_hw *hw,
bool autoload_fail,
u8 *hwinfo)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
u8 rf_path, index, tempval;
u16 i;
for (rf_path = 0; rf_path < 2; rf_path++) {
for (i = 0; i < 3; i++) {
if (!autoload_fail) {
rtlefuse->
eeprom_chnlarea_txpwr_cck[rf_path][i] =
hwinfo[EEPROM_TXPOWERCCK + rf_path * 3 + i];
rtlefuse->
eeprom_chnlarea_txpwr_ht40_1s[rf_path][i] =
hwinfo[EEPROM_TXPOWERHT40_1S + rf_path * 3 +
i];
} else {
rtlefuse->
eeprom_chnlarea_txpwr_cck[rf_path][i] =
EEPROM_DEFAULT_TXPOWERLEVEL;
rtlefuse->
eeprom_chnlarea_txpwr_ht40_1s[rf_path][i] =
EEPROM_DEFAULT_TXPOWERLEVEL;
}
}
}
for (i = 0; i < 3; i++) {
if (!autoload_fail)
tempval = hwinfo[EEPROM_TXPOWERHT40_2SDIFF + i];
else
tempval = EEPROM_DEFAULT_HT40_2SDIFF;
rtlefuse->eprom_chnl_txpwr_ht40_2sdf[RF90_PATH_A][i] =
(tempval & 0xf);
rtlefuse->eprom_chnl_txpwr_ht40_2sdf[RF90_PATH_B][i] =
((tempval & 0xf0) >> 4);
}
for (rf_path = 0; rf_path < 2; rf_path++)
for (i = 0; i < 3; i++)
RTPRINT(rtlpriv, FINIT, INIT_EEPROM,
"RF(%d) EEPROM CCK Area(%d) = 0x%x\n",
rf_path, i,
rtlefuse->
eeprom_chnlarea_txpwr_cck[rf_path][i]);
for (rf_path = 0; rf_path < 2; rf_path++)
for (i = 0; i < 3; i++)
RTPRINT(rtlpriv, FINIT, INIT_EEPROM,
"RF(%d) EEPROM HT40 1S Area(%d) = 0x%x\n",
rf_path, i,
rtlefuse->
eeprom_chnlarea_txpwr_ht40_1s[rf_path][i]);
for (rf_path = 0; rf_path < 2; rf_path++)
for (i = 0; i < 3; i++)
RTPRINT(rtlpriv, FINIT, INIT_EEPROM,
"RF(%d) EEPROM HT40 2S Diff Area(%d) = 0x%x\n",
rf_path, i,
rtlefuse->
eprom_chnl_txpwr_ht40_2sdf[rf_path][i]);
for (rf_path = 0; rf_path < 2; rf_path++) {
for (i = 0; i < 14; i++) {
index = rtl92c_get_chnl_group((u8)i);
rtlefuse->txpwrlevel_cck[rf_path][i] =
rtlefuse->eeprom_chnlarea_txpwr_cck[rf_path][index];
rtlefuse->txpwrlevel_ht40_1s[rf_path][i] =
rtlefuse->
eeprom_chnlarea_txpwr_ht40_1s[rf_path][index];
if ((rtlefuse->
eeprom_chnlarea_txpwr_ht40_1s[rf_path][index] -
rtlefuse->
eprom_chnl_txpwr_ht40_2sdf[rf_path][index])
> 0) {
rtlefuse->txpwrlevel_ht40_2s[rf_path][i] =
rtlefuse->
eeprom_chnlarea_txpwr_ht40_1s[rf_path]
[index] - rtlefuse->
eprom_chnl_txpwr_ht40_2sdf[rf_path]
[index];
} else {
rtlefuse->txpwrlevel_ht40_2s[rf_path][i] = 0;
}
}
for (i = 0; i < 14; i++) {
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF(%d)-Ch(%d) [CCK / HT40_1S / HT40_2S] = [0x%x / 0x%x / 0x%x]\n", rf_path, i,
rtlefuse->txpwrlevel_cck[rf_path][i],
rtlefuse->txpwrlevel_ht40_1s[rf_path][i],
rtlefuse->txpwrlevel_ht40_2s[rf_path][i]);
}
}
for (i = 0; i < 3; i++) {
if (!autoload_fail) {
rtlefuse->eeprom_pwrlimit_ht40[i] =
hwinfo[EEPROM_TXPWR_GROUP + i];
rtlefuse->eeprom_pwrlimit_ht20[i] =
hwinfo[EEPROM_TXPWR_GROUP + 3 + i];
} else {
rtlefuse->eeprom_pwrlimit_ht40[i] = 0;
rtlefuse->eeprom_pwrlimit_ht20[i] = 0;
}
}
for (rf_path = 0; rf_path < 2; rf_path++) {
for (i = 0; i < 14; i++) {
index = rtl92c_get_chnl_group((u8)i);
if (rf_path == RF90_PATH_A) {
rtlefuse->pwrgroup_ht20[rf_path][i] =
(rtlefuse->eeprom_pwrlimit_ht20[index]
& 0xf);
rtlefuse->pwrgroup_ht40[rf_path][i] =
(rtlefuse->eeprom_pwrlimit_ht40[index]
& 0xf);
} else if (rf_path == RF90_PATH_B) {
rtlefuse->pwrgroup_ht20[rf_path][i] =
((rtlefuse->eeprom_pwrlimit_ht20[index]
& 0xf0) >> 4);
rtlefuse->pwrgroup_ht40[rf_path][i] =
((rtlefuse->eeprom_pwrlimit_ht40[index]
& 0xf0) >> 4);
}
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF-%d pwrgroup_ht20[%d] = 0x%x\n",
rf_path, i,
rtlefuse->pwrgroup_ht20[rf_path][i]);
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF-%d pwrgroup_ht40[%d] = 0x%x\n",
rf_path, i,
rtlefuse->pwrgroup_ht40[rf_path][i]);
}
}
for (i = 0; i < 14; i++) {
index = rtl92c_get_chnl_group((u8)i);
if (!autoload_fail)
tempval = hwinfo[EEPROM_TXPOWERHT20DIFF + index];
else
tempval = EEPROM_DEFAULT_HT20_DIFF;
rtlefuse->txpwr_ht20diff[RF90_PATH_A][i] = (tempval & 0xF);
rtlefuse->txpwr_ht20diff[RF90_PATH_B][i] =
((tempval >> 4) & 0xF);
if (rtlefuse->txpwr_ht20diff[RF90_PATH_A][i] & BIT(3))
rtlefuse->txpwr_ht20diff[RF90_PATH_A][i] |= 0xF0;
if (rtlefuse->txpwr_ht20diff[RF90_PATH_B][i] & BIT(3))
rtlefuse->txpwr_ht20diff[RF90_PATH_B][i] |= 0xF0;
index = rtl92c_get_chnl_group((u8)i);
if (!autoload_fail)
tempval = hwinfo[EEPROM_TXPOWER_OFDMDIFF + index];
else
tempval = EEPROM_DEFAULT_LEGACYHTTXPOWERDIFF;
rtlefuse->txpwr_legacyhtdiff[RF90_PATH_A][i] = (tempval & 0xF);
rtlefuse->txpwr_legacyhtdiff[RF90_PATH_B][i] =
((tempval >> 4) & 0xF);
}
rtlefuse->legacy_ht_txpowerdiff =
rtlefuse->txpwr_legacyhtdiff[RF90_PATH_A][7];
for (i = 0; i < 14; i++)
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF-A Ht20 to HT40 Diff[%d] = 0x%x\n",
i, rtlefuse->txpwr_ht20diff[RF90_PATH_A][i]);
for (i = 0; i < 14; i++)
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF-A Legacy to Ht40 Diff[%d] = 0x%x\n",
i, rtlefuse->txpwr_legacyhtdiff[RF90_PATH_A][i]);
for (i = 0; i < 14; i++)
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF-B Ht20 to HT40 Diff[%d] = 0x%x\n",
i, rtlefuse->txpwr_ht20diff[RF90_PATH_B][i]);
for (i = 0; i < 14; i++)
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"RF-B Legacy to HT40 Diff[%d] = 0x%x\n",
i, rtlefuse->txpwr_legacyhtdiff[RF90_PATH_B][i]);
if (!autoload_fail)
rtlefuse->eeprom_regulatory = (hwinfo[RF_OPTION1] & 0x7);
else
rtlefuse->eeprom_regulatory = 0;
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"eeprom_regulatory = 0x%x\n", rtlefuse->eeprom_regulatory);
if (!autoload_fail) {
rtlefuse->eeprom_tssi[RF90_PATH_A] = hwinfo[EEPROM_TSSI_A];
rtlefuse->eeprom_tssi[RF90_PATH_B] = hwinfo[EEPROM_TSSI_B];
} else {
rtlefuse->eeprom_tssi[RF90_PATH_A] = EEPROM_DEFAULT_TSSI;
rtlefuse->eeprom_tssi[RF90_PATH_B] = EEPROM_DEFAULT_TSSI;
}
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"TSSI_A = 0x%x, TSSI_B = 0x%x\n",
rtlefuse->eeprom_tssi[RF90_PATH_A],
rtlefuse->eeprom_tssi[RF90_PATH_B]);
if (!autoload_fail)
tempval = hwinfo[EEPROM_THERMAL_METER];
else
tempval = EEPROM_DEFAULT_THERMALMETER;
rtlefuse->eeprom_thermalmeter = (tempval & 0x1f);
if (rtlefuse->eeprom_thermalmeter < 0x06 ||
rtlefuse->eeprom_thermalmeter > 0x1c)
rtlefuse->eeprom_thermalmeter = 0x12;
if (rtlefuse->eeprom_thermalmeter == 0x1f || autoload_fail)
rtlefuse->apk_thermalmeterignore = true;
rtlefuse->thermalmeter[0] = rtlefuse->eeprom_thermalmeter;
RTPRINT(rtlpriv, FINIT, INIT_TXPOWER,
"thermalmeter = 0x%x\n", rtlefuse->eeprom_thermalmeter);
}
static void _rtl92cu_read_board_type(struct ieee80211_hw *hw, u8 *contents)
{
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u8 boardType;
if (IS_NORMAL_CHIP(rtlhal->version)) {
boardType = ((contents[EEPROM_RF_OPT1]) &
BOARD_TYPE_NORMAL_MASK) >> 5; /*bit[7:5]*/
} else {
boardType = contents[EEPROM_RF_OPT4];
boardType &= BOARD_TYPE_TEST_MASK;
}
rtlefuse->board_type = boardType;
if (IS_HIGHT_PA(rtlefuse->board_type))
rtlefuse->external_pa = 1;
pr_info("Board Type %x\n", rtlefuse->board_type);
}
static void _rtl92cu_read_adapter_info(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
int params[] = {RTL8190_EEPROM_ID, EEPROM_VID, EEPROM_DID,
EEPROM_SVID, EEPROM_SMID, EEPROM_MAC_ADDR,
EEPROM_CHANNELPLAN, EEPROM_VERSION, EEPROM_CUSTOMER_ID,
0};
u8 *hwinfo;
hwinfo = kzalloc(HWSET_MAX_SIZE, GFP_KERNEL);
if (!hwinfo)
return;
if (rtl_get_hwinfo(hw, rtlpriv, HWSET_MAX_SIZE, hwinfo, params))
goto exit;
_rtl92cu_read_txpower_info_from_hwpg(hw,
rtlefuse->autoload_failflag, hwinfo);
_rtl92cu_read_board_type(hw, hwinfo);
rtlefuse->txpwr_fromeprom = true;
if (rtlhal->oem_id == RT_CID_DEFAULT) {
switch (rtlefuse->eeprom_oemid) {
case EEPROM_CID_DEFAULT:
if (rtlefuse->eeprom_did == 0x8176) {
if ((rtlefuse->eeprom_svid == 0x103C &&
rtlefuse->eeprom_smid == 0x1629))
rtlhal->oem_id = RT_CID_819X_HP;
else
rtlhal->oem_id = RT_CID_DEFAULT;
} else {
rtlhal->oem_id = RT_CID_DEFAULT;
}
break;
case EEPROM_CID_TOSHIBA:
rtlhal->oem_id = RT_CID_TOSHIBA;
break;
case EEPROM_CID_QMI:
rtlhal->oem_id = RT_CID_819X_QMI;
break;
case EEPROM_CID_WHQL:
default:
rtlhal->oem_id = RT_CID_DEFAULT;
break;
}
}
exit:
kfree(hwinfo);
}
static void _rtl92cu_hal_customized_behavior(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
switch (rtlhal->oem_id) {
case RT_CID_819X_HP:
usb_priv->ledctl.led_opendrain = true;
break;
case RT_CID_819X_LENOVO:
case RT_CID_DEFAULT:
case RT_CID_TOSHIBA:
case RT_CID_CCX:
case RT_CID_819X_ACER:
case RT_CID_WHQL:
default:
break;
}
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "RT Customized ID: 0x%02X\n",
rtlhal->oem_id);
}
void rtl92cu_read_eeprom_info(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u8 tmp_u1b;
if (!IS_NORMAL_CHIP(rtlhal->version))
return;
tmp_u1b = rtl_read_byte(rtlpriv, REG_9346CR);
rtlefuse->epromtype = (tmp_u1b & BOOT_FROM_EEPROM) ?
EEPROM_93C46 : EEPROM_BOOT_EFUSE;
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "Boot from %s\n",
tmp_u1b & BOOT_FROM_EEPROM ? "EERROM" : "EFUSE");
rtlefuse->autoload_failflag = (tmp_u1b & EEPROM_EN) ? false : true;
RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload %s\n",
tmp_u1b & EEPROM_EN ? "OK!!" : "ERR!!");
_rtl92cu_read_adapter_info(hw);
_rtl92cu_hal_customized_behavior(hw);
return;
}
static int _rtl92cu_init_power_on(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
int status = 0;
u16 value16;
u8 value8;
/* polling autoload done. */
u32 pollingCount = 0;
do {
if (rtl_read_byte(rtlpriv, REG_APS_FSMCO) & PFM_ALDN) {
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
"Autoload Done!\n");
break;
}
if (pollingCount++ > 100) {
RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG,
"Failed to polling REG_APS_FSMCO[PFM_ALDN] done!\n");
return -ENODEV;
}
} while (true);
/* 0. RSV_CTRL 0x1C[7:0] = 0 unlock ISO/CLK/Power control register */
rtl_write_byte(rtlpriv, REG_RSV_CTRL, 0x0);
/* Power on when re-enter from IPS/Radio off/card disable */
/* enable SPS into PWM mode */
rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x2b);
udelay(100);
value8 = rtl_read_byte(rtlpriv, REG_LDOV12D_CTRL);
if (0 == (value8 & LDV12_EN)) {
value8 |= LDV12_EN;
rtl_write_byte(rtlpriv, REG_LDOV12D_CTRL, value8);
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
" power-on :REG_LDOV12D_CTRL Reg0x21:0x%02x\n",
value8);
udelay(100);
value8 = rtl_read_byte(rtlpriv, REG_SYS_ISO_CTRL);
value8 &= ~ISO_MD2PP;
rtl_write_byte(rtlpriv, REG_SYS_ISO_CTRL, value8);
}
/* auto enable WLAN */
pollingCount = 0;
value16 = rtl_read_word(rtlpriv, REG_APS_FSMCO);
value16 |= APFM_ONMAC;
rtl_write_word(rtlpriv, REG_APS_FSMCO, value16);
do {
if (!(rtl_read_word(rtlpriv, REG_APS_FSMCO) & APFM_ONMAC)) {
pr_info("MAC auto ON okay!\n");
break;
}
if (pollingCount++ > 1000) {
RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG,
"Failed to polling REG_APS_FSMCO[APFM_ONMAC] done!\n");
return -ENODEV;
}
} while (true);
/* Enable Radio ,GPIO ,and LED function */
rtl_write_word(rtlpriv, REG_APS_FSMCO, 0x0812);
/* release RF digital isolation */
value16 = rtl_read_word(rtlpriv, REG_SYS_ISO_CTRL);
value16 &= ~ISO_DIOR;
rtl_write_word(rtlpriv, REG_SYS_ISO_CTRL, value16);
/* Reconsider when to do this operation after asking HWSD. */
pollingCount = 0;
rtl_write_byte(rtlpriv, REG_APSD_CTRL, (rtl_read_byte(rtlpriv,
REG_APSD_CTRL) & ~BIT(6)));
do {
pollingCount++;
} while ((pollingCount < 200) &&
(rtl_read_byte(rtlpriv, REG_APSD_CTRL) & BIT(7)));
/* Enable MAC DMA/WMAC/SCHEDULE/SEC block */
value16 = rtl_read_word(rtlpriv, REG_CR);
value16 |= (HCI_TXDMA_EN | HCI_RXDMA_EN | TXDMA_EN | RXDMA_EN |
PROTOCOL_EN | SCHEDULE_EN | MACTXEN | MACRXEN | ENSEC);
rtl_write_word(rtlpriv, REG_CR, value16);
return status;
}
static void _rtl92cu_init_queue_reserved_page(struct ieee80211_hw *hw,
bool wmm_enable,
u8 out_ep_num,
u8 queue_sel)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
bool isChipN = IS_NORMAL_CHIP(rtlhal->version);
u32 outEPNum = (u32)out_ep_num;
u32 numHQ = 0;
u32 numLQ = 0;
u32 numNQ = 0;
u32 numPubQ;
u32 value32;
u8 value8;
u32 txQPageNum, txQPageUnit, txQRemainPage;
if (!wmm_enable) {
numPubQ = (isChipN) ? CHIP_B_PAGE_NUM_PUBQ :
CHIP_A_PAGE_NUM_PUBQ;
txQPageNum = TX_TOTAL_PAGE_NUMBER - numPubQ;
txQPageUnit = txQPageNum/outEPNum;
txQRemainPage = txQPageNum % outEPNum;
if (queue_sel & TX_SELE_HQ)
numHQ = txQPageUnit;
if (queue_sel & TX_SELE_LQ)
numLQ = txQPageUnit;
/* HIGH priority queue always present in the configuration of
* 2 out-ep. Remainder pages have assigned to High queue */
if ((outEPNum > 1) && (txQRemainPage))
numHQ += txQRemainPage;
/* NOTE: This step done before writting REG_RQPN. */
if (isChipN) {
if (queue_sel & TX_SELE_NQ)
numNQ = txQPageUnit;
value8 = (u8)_NPQ(numNQ);
rtl_write_byte(rtlpriv, REG_RQPN_NPQ, value8);
}
} else {
/* for WMM ,number of out-ep must more than or equal to 2! */
numPubQ = isChipN ? WMM_CHIP_B_PAGE_NUM_PUBQ :
WMM_CHIP_A_PAGE_NUM_PUBQ;
if (queue_sel & TX_SELE_HQ) {
numHQ = isChipN ? WMM_CHIP_B_PAGE_NUM_HPQ :
WMM_CHIP_A_PAGE_NUM_HPQ;
}
if (queue_sel & TX_SELE_LQ) {
numLQ = isChipN ? WMM_CHIP_B_PAGE_NUM_LPQ :
WMM_CHIP_A_PAGE_NUM_LPQ;
}
/* NOTE: This step done before writting REG_RQPN. */
if (isChipN) {
if (queue_sel & TX_SELE_NQ)
numNQ = WMM_CHIP_B_PAGE_NUM_NPQ;
value8 = (u8)_NPQ(numNQ);
rtl_write_byte(rtlpriv, REG_RQPN_NPQ, value8);
}
}
/* TX DMA */
value32 = _HPQ(numHQ) | _LPQ(numLQ) | _PUBQ(numPubQ) | LD_RQPN;
rtl_write_dword(rtlpriv, REG_RQPN, value32);
}
static void _rtl92c_init_trx_buffer(struct ieee80211_hw *hw, bool wmm_enable)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u8 txpktbuf_bndy;
u8 value8;
if (!wmm_enable)
txpktbuf_bndy = TX_PAGE_BOUNDARY;
else /* for WMM */
txpktbuf_bndy = (IS_NORMAL_CHIP(rtlhal->version))
? WMM_CHIP_B_TX_PAGE_BOUNDARY
: WMM_CHIP_A_TX_PAGE_BOUNDARY;
rtl_write_byte(rtlpriv, REG_TXPKTBUF_BCNQ_BDNY, txpktbuf_bndy);
rtl_write_byte(rtlpriv, REG_TXPKTBUF_MGQ_BDNY, txpktbuf_bndy);
rtl_write_byte(rtlpriv, REG_TXPKTBUF_WMAC_LBK_BF_HD, txpktbuf_bndy);
rtl_write_byte(rtlpriv, REG_TRXFF_BNDY, txpktbuf_bndy);
rtl_write_byte(rtlpriv, REG_TDECTRL+1, txpktbuf_bndy);
rtl_write_word(rtlpriv, (REG_TRXFF_BNDY + 2), 0x27FF);
value8 = _PSRX(RX_PAGE_SIZE_REG_VALUE) | _PSTX(PBP_128);
rtl_write_byte(rtlpriv, REG_PBP, value8);
}
static void _rtl92c_init_chipN_reg_priority(struct ieee80211_hw *hw, u16 beQ,
u16 bkQ, u16 viQ, u16 voQ,
u16 mgtQ, u16 hiQ)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u16 value16 = (rtl_read_word(rtlpriv, REG_TRXDMA_CTRL) & 0x7);
value16 |= _TXDMA_BEQ_MAP(beQ) | _TXDMA_BKQ_MAP(bkQ) |
_TXDMA_VIQ_MAP(viQ) | _TXDMA_VOQ_MAP(voQ) |
_TXDMA_MGQ_MAP(mgtQ) | _TXDMA_HIQ_MAP(hiQ);
rtl_write_word(rtlpriv, REG_TRXDMA_CTRL, value16);
}
static void _rtl92cu_init_chipN_one_out_ep_priority(struct ieee80211_hw *hw,
bool wmm_enable,
u8 queue_sel)
{
u16 uninitialized_var(value);
switch (queue_sel) {
case TX_SELE_HQ:
value = QUEUE_HIGH;
break;
case TX_SELE_LQ:
value = QUEUE_LOW;
break;
case TX_SELE_NQ:
value = QUEUE_NORMAL;
break;
default:
WARN_ON(1); /* Shall not reach here! */
break;
}
_rtl92c_init_chipN_reg_priority(hw, value, value, value, value,
value, value);
pr_info("Tx queue select: 0x%02x\n", queue_sel);
}
static void _rtl92cu_init_chipN_two_out_ep_priority(struct ieee80211_hw *hw,
bool wmm_enable,
u8 queue_sel)
{
u16 beQ, bkQ, viQ, voQ, mgtQ, hiQ;
u16 uninitialized_var(valueHi);
u16 uninitialized_var(valueLow);
switch (queue_sel) {
case (TX_SELE_HQ | TX_SELE_LQ):
valueHi = QUEUE_HIGH;
valueLow = QUEUE_LOW;
break;
case (TX_SELE_NQ | TX_SELE_LQ):
valueHi = QUEUE_NORMAL;
valueLow = QUEUE_LOW;
break;
case (TX_SELE_HQ | TX_SELE_NQ):
valueHi = QUEUE_HIGH;
valueLow = QUEUE_NORMAL;
break;
default:
WARN_ON(1);
break;
}
if (!wmm_enable) {
beQ = valueLow;
bkQ = valueLow;
viQ = valueHi;
voQ = valueHi;
mgtQ = valueHi;
hiQ = valueHi;
} else {/* for WMM ,CONFIG_OUT_EP_WIFI_MODE */
beQ = valueHi;
bkQ = valueLow;
viQ = valueLow;
voQ = valueHi;
mgtQ = valueHi;
hiQ = valueHi;
}
_rtl92c_init_chipN_reg_priority(hw, beQ, bkQ, viQ, voQ, mgtQ, hiQ);
pr_info("Tx queue select: 0x%02x\n", queue_sel);
}
static void _rtl92cu_init_chipN_three_out_ep_priority(struct ieee80211_hw *hw,
bool wmm_enable,
u8 queue_sel)
{
u16 beQ, bkQ, viQ, voQ, mgtQ, hiQ;
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (!wmm_enable) { /* typical setting */
beQ = QUEUE_LOW;
bkQ = QUEUE_LOW;
viQ = QUEUE_NORMAL;
voQ = QUEUE_HIGH;
mgtQ = QUEUE_HIGH;
hiQ = QUEUE_HIGH;
} else { /* for WMM */
beQ = QUEUE_LOW;
bkQ = QUEUE_NORMAL;
viQ = QUEUE_NORMAL;
voQ = QUEUE_HIGH;
mgtQ = QUEUE_HIGH;
hiQ = QUEUE_HIGH;
}
_rtl92c_init_chipN_reg_priority(hw, beQ, bkQ, viQ, voQ, mgtQ, hiQ);
RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, "Tx queue select :0x%02x..\n",
queue_sel);
}
static void _rtl92cu_init_chipN_queue_priority(struct ieee80211_hw *hw,
bool wmm_enable,
u8 out_ep_num,
u8 queue_sel)
{
switch (out_ep_num) {
case 1:
_rtl92cu_init_chipN_one_out_ep_priority(hw, wmm_enable,
queue_sel);
break;
case 2:
_rtl92cu_init_chipN_two_out_ep_priority(hw, wmm_enable,
queue_sel);
break;
case 3:
_rtl92cu_init_chipN_three_out_ep_priority(hw, wmm_enable,
queue_sel);
break;
default:
WARN_ON(1); /* Shall not reach here! */
break;
}
}
static void _rtl92cu_init_chipT_queue_priority(struct ieee80211_hw *hw,
bool wmm_enable,
u8 out_ep_num,
u8 queue_sel)
{
u8 hq_sele = 0;
struct rtl_priv *rtlpriv = rtl_priv(hw);
switch (out_ep_num) {
case 2: /* (TX_SELE_HQ|TX_SELE_LQ) */
if (!wmm_enable) /* typical setting */
hq_sele = HQSEL_VOQ | HQSEL_VIQ | HQSEL_MGTQ |
HQSEL_HIQ;
else /* for WMM */
hq_sele = HQSEL_VOQ | HQSEL_BEQ | HQSEL_MGTQ |
HQSEL_HIQ;
break;
case 1:
if (TX_SELE_LQ == queue_sel) {
/* map all endpoint to Low queue */
hq_sele = 0;
} else if (TX_SELE_HQ == queue_sel) {
/* map all endpoint to High queue */
hq_sele = HQSEL_VOQ | HQSEL_VIQ | HQSEL_BEQ |
HQSEL_BKQ | HQSEL_MGTQ | HQSEL_HIQ;
}
break;
default:
WARN_ON(1); /* Shall not reach here! */
break;
}
rtl_write_byte(rtlpriv, (REG_TRXDMA_CTRL+1), hq_sele);
RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, "Tx queue select :0x%02x..\n",
hq_sele);
}
static void _rtl92cu_init_queue_priority(struct ieee80211_hw *hw,
bool wmm_enable,
u8 out_ep_num,
u8 queue_sel)
{
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
if (IS_NORMAL_CHIP(rtlhal->version))
_rtl92cu_init_chipN_queue_priority(hw, wmm_enable, out_ep_num,
queue_sel);
else
_rtl92cu_init_chipT_queue_priority(hw, wmm_enable, out_ep_num,
queue_sel);
}
static void _rtl92cu_init_usb_aggregation(struct ieee80211_hw *hw)
{
}
static void _rtl92cu_init_wmac_setting(struct ieee80211_hw *hw)
{
u16 value16;
u32 value32;
struct rtl_priv *rtlpriv = rtl_priv(hw);
value32 = (RCR_APM | RCR_AM | RCR_ADF | RCR_AB | RCR_APPFCS |
RCR_APP_ICV | RCR_AMF | RCR_HTC_LOC_CTRL |
RCR_APP_MIC | RCR_APP_PHYSTS | RCR_ACRC32);
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, (u8 *)(&value32));
/* Accept all multicast address */
rtl_write_dword(rtlpriv, REG_MAR, 0xFFFFFFFF);
rtl_write_dword(rtlpriv, REG_MAR + 4, 0xFFFFFFFF);
/* Accept all management frames */
value16 = 0xFFFF;
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_MGT_FILTER,
(u8 *)(&value16));
/* Reject all control frame - default value is 0 */
value16 = 0x0;
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CTRL_FILTER,
(u8 *)(&value16));
/* Accept all data frames */
value16 = 0xFFFF;
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DATA_FILTER,
(u8 *)(&value16));
}
static void _rtl92cu_init_beacon_parameters(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
rtl_write_word(rtlpriv, REG_BCN_CTRL, 0x1010);
/* TODO: Remove these magic number */
rtl_write_word(rtlpriv, REG_TBTT_PROHIBIT, 0x6404);
rtl_write_byte(rtlpriv, REG_DRVERLYINT, DRIVER_EARLY_INT_TIME);
rtl_write_byte(rtlpriv, REG_BCNDMATIM, BCN_DMA_ATIME_INT_TIME);
/* Change beacon AIFS to the largest number
* beacause test chip does not contension before sending beacon.
*/
if (IS_NORMAL_CHIP(rtlhal->version))
rtl_write_word(rtlpriv, REG_BCNTCFG, 0x660F);
else
rtl_write_word(rtlpriv, REG_BCNTCFG, 0x66FF);
}
static int _rtl92cu_init_mac(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
int err = 0;
u32 boundary = 0;
u8 wmm_enable = false; /* TODO */
u8 out_ep_nums = rtlusb->out_ep_nums;
u8 queue_sel = rtlusb->out_queue_sel;
err = _rtl92cu_init_power_on(hw);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Failed to init power on!\n");
return err;
}
if (!wmm_enable) {
boundary = TX_PAGE_BOUNDARY;
} else { /* for WMM */
boundary = (IS_NORMAL_CHIP(rtlhal->version))
? WMM_CHIP_B_TX_PAGE_BOUNDARY
: WMM_CHIP_A_TX_PAGE_BOUNDARY;
}
if (false == rtl92c_init_llt_table(hw, boundary)) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
"Failed to init LLT Table!\n");
return -EINVAL;
}
_rtl92cu_init_queue_reserved_page(hw, wmm_enable, out_ep_nums,
queue_sel);
_rtl92c_init_trx_buffer(hw, wmm_enable);
_rtl92cu_init_queue_priority(hw, wmm_enable, out_ep_nums,
queue_sel);
/* Get Rx PHY status in order to report RSSI and others. */
rtl92c_init_driver_info_size(hw, RTL92C_DRIVER_INFO_SIZE);
rtl92c_init_interrupt(hw);
rtl92c_init_network_type(hw);
_rtl92cu_init_wmac_setting(hw);
rtl92c_init_adaptive_ctrl(hw);
rtl92c_init_edca(hw);
rtl92c_init_rate_fallback(hw);
rtl92c_init_retry_function(hw);
_rtl92cu_init_usb_aggregation(hw);
rtlpriv->cfg->ops->set_bw_mode(hw, NL80211_CHAN_HT20);
rtl92c_set_min_space(hw, IS_92C_SERIAL(rtlhal->version));
_rtl92cu_init_beacon_parameters(hw);
rtl92c_init_ampdu_aggregation(hw);
rtl92c_init_beacon_max_error(hw);
return err;
}
void rtl92cu_enable_hw_security_config(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u8 sec_reg_value = 0x0;
struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
"PairwiseEncAlgorithm = %d GroupEncAlgorithm = %d\n",
rtlpriv->sec.pairwise_enc_algorithm,
rtlpriv->sec.group_enc_algorithm);
if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) {
RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG,
"not open sw encryption\n");
return;
}
sec_reg_value = SCR_TxEncEnable | SCR_RxDecEnable;
if (rtlpriv->sec.use_defaultkey) {
sec_reg_value |= SCR_TxUseDK;
sec_reg_value |= SCR_RxUseDK;
}
if (IS_NORMAL_CHIP(rtlhal->version))
sec_reg_value |= (SCR_RXBCUSEDK | SCR_TXBCUSEDK);
rtl_write_byte(rtlpriv, REG_CR + 1, 0x02);
RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, "The SECR-value %x\n",
sec_reg_value);
rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_WPA_CONFIG, &sec_reg_value);
}
static void _rtl92cu_hw_configure(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
/* To Fix MAC loopback mode fail. */
rtl_write_byte(rtlpriv, REG_LDOHCI12_CTRL, 0x0f);
rtl_write_byte(rtlpriv, 0x15, 0xe9);
/* HW SEQ CTRL */
/* set 0x0 to 0xFF by tynli. Default enable HW SEQ NUM. */
rtl_write_byte(rtlpriv, REG_HWSEQ_CTRL, 0xFF);
/* fixed USB interface interference issue */
rtl_write_byte(rtlpriv, 0xfe40, 0xe0);
rtl_write_byte(rtlpriv, 0xfe41, 0x8d);
rtl_write_byte(rtlpriv, 0xfe42, 0x80);
rtlusb->reg_bcn_ctrl_val = 0x18;
rtl_write_byte(rtlpriv, REG_BCN_CTRL, (u8)rtlusb->reg_bcn_ctrl_val);
}
static void _InitPABias(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u8 pa_setting;
/* FIXED PA current issue */
pa_setting = efuse_read_1byte(hw, 0x1FA);
if (!(pa_setting & BIT(0))) {
rtl_set_rfreg(hw, RF90_PATH_A, 0x15, 0x0FFFFF, 0x0F406);
rtl_set_rfreg(hw, RF90_PATH_A, 0x15, 0x0FFFFF, 0x4F406);
rtl_set_rfreg(hw, RF90_PATH_A, 0x15, 0x0FFFFF, 0x8F406);
rtl_set_rfreg(hw, RF90_PATH_A, 0x15, 0x0FFFFF, 0xCF406);
}
if (!(pa_setting & BIT(1)) && IS_NORMAL_CHIP(rtlhal->version) &&
IS_92C_SERIAL(rtlhal->version)) {
rtl_set_rfreg(hw, RF90_PATH_B, 0x15, 0x0FFFFF, 0x0F406);
rtl_set_rfreg(hw, RF90_PATH_B, 0x15, 0x0FFFFF, 0x4F406);
rtl_set_rfreg(hw, RF90_PATH_B, 0x15, 0x0FFFFF, 0x8F406);
rtl_set_rfreg(hw, RF90_PATH_B, 0x15, 0x0FFFFF, 0xCF406);
}
if (!(pa_setting & BIT(4))) {
pa_setting = rtl_read_byte(rtlpriv, 0x16);
pa_setting &= 0x0F;
rtl_write_byte(rtlpriv, 0x16, pa_setting | 0x90);
}
}
int rtl92cu_hw_init(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_phy *rtlphy = &(rtlpriv->phy);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
int err = 0;
unsigned long flags;
/* As this function can take a very long time (up to 350 ms)
* and can be called with irqs disabled, reenable the irqs
* to let the other devices continue being serviced.
*
* It is safe doing so since our own interrupts will only be enabled
* in a subsequent step.
*/
local_save_flags(flags);
local_irq_enable();
rtlhal->fw_ready = false;
rtlhal->hw_type = HARDWARE_TYPE_RTL8192CU;
err = _rtl92cu_init_mac(hw);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "init mac failed!\n");
goto exit;
}
err = rtl92c_download_fw(hw);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
"Failed to download FW. Init HW without FW now..\n");
err = 1;