blob: d319ec21c97b89d45e2f9aed4d05174b3a7aef02 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
* All rights reserved.
*
* Purpose: rf function code
*
* Author: Jerry Chen
*
* Date: Feb. 19, 2004
*
* Functions:
* IFRFbWriteEmbedded - Embedded write RF register via MAC
*
* Revision History:
* RobertYu 2005
* chester 2008
*
*/
#include "mac.h"
#include "srom.h"
#include "rf.h"
#include "baseband.h"
#define BY_AL2230_REG_LEN 23 /* 24bit */
#define CB_AL2230_INIT_SEQ 15
#define SWITCH_CHANNEL_DELAY_AL2230 200 /* us */
#define AL2230_PWR_IDX_LEN 64
#define BY_AL7230_REG_LEN 23 /* 24bit */
#define CB_AL7230_INIT_SEQ 16
#define SWITCH_CHANNEL_DELAY_AL7230 200 /* us */
#define AL7230_PWR_IDX_LEN 64
static const unsigned long al2230_init_table[CB_AL2230_INIT_SEQ] = {
0x03F79000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x01A00200 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x00FFF300 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0005A400 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0F4DC500 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0805B600 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0146C700 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x00068800 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0403B900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x00DBBA00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x00099B00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0BDFFC00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x00000D00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x00580F00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW
};
static const unsigned long al2230_channel_table0[CB_MAX_CHANNEL] = {
0x03F79000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 1, Tf = 2412MHz */
0x03F79000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 2, Tf = 2417MHz */
0x03E79000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 3, Tf = 2422MHz */
0x03E79000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 4, Tf = 2427MHz */
0x03F7A000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 5, Tf = 2432MHz */
0x03F7A000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 6, Tf = 2437MHz */
0x03E7A000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 7, Tf = 2442MHz */
0x03E7A000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 8, Tf = 2447MHz */
0x03F7B000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 9, Tf = 2452MHz */
0x03F7B000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 10, Tf = 2457MHz */
0x03E7B000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 11, Tf = 2462MHz */
0x03E7B000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 12, Tf = 2467MHz */
0x03F7C000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 13, Tf = 2472MHz */
0x03E7C000 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW /* channel = 14, Tf = 2412M */
};
static const unsigned long al2230_channel_table1[CB_MAX_CHANNEL] = {
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 1, Tf = 2412MHz */
0x0B333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 2, Tf = 2417MHz */
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 3, Tf = 2422MHz */
0x0B333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 4, Tf = 2427MHz */
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 5, Tf = 2432MHz */
0x0B333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 6, Tf = 2437MHz */
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 7, Tf = 2442MHz */
0x0B333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 8, Tf = 2447MHz */
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 9, Tf = 2452MHz */
0x0B333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 10, Tf = 2457MHz */
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 11, Tf = 2462MHz */
0x0B333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 12, Tf = 2467MHz */
0x03333100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW, /* channel = 13, Tf = 2472MHz */
0x06666100 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW /* channel = 14, Tf = 2412M */
};
static unsigned long al2230_power_table[AL2230_PWR_IDX_LEN] = {
0x04040900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04041900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04042900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04043900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04044900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04045900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04046900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04047900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04048900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04049900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0404A900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0404B900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0404C900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0404D900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0404E900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0404F900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04050900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04051900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04052900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04053900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04054900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04055900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04056900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04057900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04058900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04059900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0405A900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0405B900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0405C900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0405D900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0405E900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0405F900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04060900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04061900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04062900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04063900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04064900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04065900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04066900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04067900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04068900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04069900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0406A900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0406B900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0406C900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0406D900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0406E900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0406F900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04070900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04071900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04072900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04073900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04074900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04075900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04076900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04077900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04078900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x04079900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0407A900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0407B900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0407C900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0407D900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0407E900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW,
0x0407F900 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW
};
/*
* Description: Write to IF/RF, by embedded programming
*
* Parameters:
* In:
* iobase - I/O base address
* dwData - data to write
* Out:
* none
*
* Return Value: true if succeeded; false if failed.
*
*/
bool IFRFbWriteEmbedded(struct vnt_private *priv, unsigned long dwData)
{
void __iomem *iobase = priv->port_offset;
unsigned short ww;
unsigned long dwValue;
iowrite32((u32)dwData, iobase + MAC_REG_IFREGCTL);
/* W_MAX_TIMEOUT is the timeout period */
for (ww = 0; ww < W_MAX_TIMEOUT; ww++) {
dwValue = ioread32(iobase + MAC_REG_IFREGCTL);
if (dwValue & IFREGCTL_DONE)
break;
}
if (ww == W_MAX_TIMEOUT)
return false;
return true;
}
/*
* Description: AIROHA IFRF chip init function
*
* Parameters:
* In:
* iobase - I/O base address
* Out:
* none
*
* Return Value: true if succeeded; false if failed.
*
*/
static bool RFbAL2230Init(struct vnt_private *priv)
{
void __iomem *iobase = priv->port_offset;
int ii;
bool ret;
ret = true;
/* 3-wire control for normal mode */
iowrite8(0, iobase + MAC_REG_SOFTPWRCTL);
vt6655_mac_word_reg_bits_on(iobase, MAC_REG_SOFTPWRCTL,
(SOFTPWRCTL_SWPECTI | SOFTPWRCTL_TXPEINV));
/* PLL Off */
vt6655_mac_word_reg_bits_off(iobase, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPE3);
/* patch abnormal AL2230 frequency output */
IFRFbWriteEmbedded(priv, (0x07168700 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW));
for (ii = 0; ii < CB_AL2230_INIT_SEQ; ii++)
ret &= IFRFbWriteEmbedded(priv, al2230_init_table[ii]);
MACvTimer0MicroSDelay(priv, 30); /* delay 30 us */
/* PLL On */
vt6655_mac_word_reg_bits_on(iobase, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPE3);
MACvTimer0MicroSDelay(priv, 150);/* 150us */
ret &= IFRFbWriteEmbedded(priv, (0x00d80f00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW));
MACvTimer0MicroSDelay(priv, 30);/* 30us */
ret &= IFRFbWriteEmbedded(priv, (0x00780f00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW));
MACvTimer0MicroSDelay(priv, 30);/* 30us */
ret &= IFRFbWriteEmbedded(priv,
al2230_init_table[CB_AL2230_INIT_SEQ - 1]);
vt6655_mac_word_reg_bits_on(iobase, MAC_REG_SOFTPWRCTL, (SOFTPWRCTL_SWPE3 |
SOFTPWRCTL_SWPE2 |
SOFTPWRCTL_SWPECTI |
SOFTPWRCTL_TXPEINV));
/* 3-wire control for power saving mode */
iowrite8(PSSIG_WPE3 | PSSIG_WPE2, iobase + MAC_REG_PSPWRSIG);
return ret;
}
static bool RFbAL2230SelectChannel(struct vnt_private *priv, unsigned char byChannel)
{
void __iomem *iobase = priv->port_offset;
bool ret;
ret = true;
ret &= IFRFbWriteEmbedded(priv, al2230_channel_table0[byChannel - 1]);
ret &= IFRFbWriteEmbedded(priv, al2230_channel_table1[byChannel - 1]);
/* Set Channel[7] = 0 to tell H/W channel is changing now. */
iowrite8(byChannel & 0x7F, iobase + MAC_REG_CHANNEL);
MACvTimer0MicroSDelay(priv, SWITCH_CHANNEL_DELAY_AL2230);
/* Set Channel[7] = 1 to tell H/W channel change is done. */
iowrite8(byChannel | 0x80, iobase + MAC_REG_CHANNEL);
return ret;
}
/*
* Description: RF init function
*
* Parameters:
* In:
* byBBType
* rf_type
* Out:
* none
*
* Return Value: true if succeeded; false if failed.
*
*/
bool RFbInit(struct vnt_private *priv)
{
bool ret = true;
switch (priv->rf_type) {
case RF_AIROHA:
case RF_AL2230S:
priv->max_pwr_level = AL2230_PWR_IDX_LEN;
ret = RFbAL2230Init(priv);
break;
case RF_NOTHING:
ret = true;
break;
default:
ret = false;
break;
}
return ret;
}
/*
* Description: Select channel
*
* Parameters:
* In:
* rf_type
* byChannel - Channel number
* Out:
* none
*
* Return Value: true if succeeded; false if failed.
*
*/
bool RFbSelectChannel(struct vnt_private *priv, unsigned char rf_type,
u16 byChannel)
{
bool ret = true;
switch (rf_type) {
case RF_AIROHA:
case RF_AL2230S:
ret = RFbAL2230SelectChannel(priv, byChannel);
break;
/*{{ RobertYu: 20050104 */
case RF_NOTHING:
ret = true;
break;
default:
ret = false;
break;
}
return ret;
}
/*
* Description: Write WakeProgSyn
*
* Parameters:
* In:
* priv - Device Structure
* rf_type - RF type
* channel - Channel number
*
* Return Value: true if succeeded; false if failed.
*
*/
bool rf_write_wake_prog_syn(struct vnt_private *priv, unsigned char rf_type,
u16 channel)
{
void __iomem *iobase = priv->port_offset;
int i;
unsigned char init_count = 0;
unsigned char sleep_count = 0;
unsigned short idx = MISCFIFO_SYNDATA_IDX;
iowrite16(0, iobase + MAC_REG_MISCFFNDEX);
switch (rf_type) {
case RF_AIROHA:
case RF_AL2230S:
if (channel > CB_MAX_CHANNEL_24G)
return false;
/* Init Reg + Channel Reg (2) */
init_count = CB_AL2230_INIT_SEQ + 2;
sleep_count = 0;
for (i = 0; i < CB_AL2230_INIT_SEQ; i++)
MACvSetMISCFifo(priv, idx++, al2230_init_table[i]);
MACvSetMISCFifo(priv, idx++, al2230_channel_table0[channel - 1]);
MACvSetMISCFifo(priv, idx++, al2230_channel_table1[channel - 1]);
break;
/* Need to check, PLLON need to be low for channel setting */
case RF_NOTHING:
return true;
default:
return false;
}
MACvSetMISCFifo(priv, MISCFIFO_SYNINFO_IDX, (unsigned long)MAKEWORD(sleep_count, init_count));
return true;
}
/*
* Description: Set Tx power
*
* Parameters:
* In:
* iobase - I/O base address
* dwRFPowerTable - RF Tx Power Setting
* Out:
* none
*
* Return Value: true if succeeded; false if failed.
*
*/
bool RFbSetPower(struct vnt_private *priv, unsigned int rate, u16 uCH)
{
bool ret;
unsigned char byPwr = 0;
unsigned char byDec = 0;
if (priv->dwDiagRefCount != 0)
return true;
if ((uCH < 1) || (uCH > CB_MAX_CHANNEL))
return false;
switch (rate) {
case RATE_1M:
case RATE_2M:
case RATE_5M:
case RATE_11M:
if (uCH > CB_MAX_CHANNEL_24G)
return false;
byPwr = priv->abyCCKPwrTbl[uCH];
break;
case RATE_6M:
case RATE_9M:
case RATE_12M:
case RATE_18M:
byPwr = priv->abyOFDMPwrTbl[uCH];
byDec = byPwr + 10;
if (byDec >= priv->max_pwr_level)
byDec = priv->max_pwr_level - 1;
byPwr = byDec;
break;
case RATE_24M:
case RATE_36M:
case RATE_48M:
case RATE_54M:
byPwr = priv->abyOFDMPwrTbl[uCH];
break;
}
if (priv->cur_pwr == byPwr)
return true;
ret = RFbRawSetPower(priv, byPwr, rate);
if (ret)
priv->cur_pwr = byPwr;
return ret;
}
/*
* Description: Set Tx power
*
* Parameters:
* In:
* iobase - I/O base address
* dwRFPowerTable - RF Tx Power Setting
* Out:
* none
*
* Return Value: true if succeeded; false if failed.
*
*/
bool RFbRawSetPower(struct vnt_private *priv, unsigned char byPwr,
unsigned int rate)
{
bool ret = true;
if (byPwr >= priv->max_pwr_level)
return false;
switch (priv->rf_type) {
case RF_AIROHA:
ret &= IFRFbWriteEmbedded(priv, al2230_power_table[byPwr]);
if (rate <= RATE_11M)
ret &= IFRFbWriteEmbedded(priv, 0x0001B400 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW);
else
ret &= IFRFbWriteEmbedded(priv, 0x0005A400 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW);
break;
case RF_AL2230S:
ret &= IFRFbWriteEmbedded(priv, al2230_power_table[byPwr]);
if (rate <= RATE_11M) {
ret &= IFRFbWriteEmbedded(priv, 0x040C1400 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW);
ret &= IFRFbWriteEmbedded(priv, 0x00299B00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW);
} else {
ret &= IFRFbWriteEmbedded(priv, 0x0005A400 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW);
ret &= IFRFbWriteEmbedded(priv, 0x00099B00 + (BY_AL2230_REG_LEN << 3) + IFREGCTL_REGW);
}
break;
default:
break;
}
return ret;
}
/*
*
* Routine Description:
* Translate RSSI to dBm
*
* Parameters:
* In:
* priv - The adapter to be translated
* byCurrRSSI - RSSI to be translated
* Out:
* pdwdbm - Translated dbm number
*
* Return Value: none
*
*/
void
RFvRSSITodBm(struct vnt_private *priv, unsigned char byCurrRSSI, long *pldBm)
{
unsigned char byIdx = (((byCurrRSSI & 0xC0) >> 6) & 0x03);
long b = (byCurrRSSI & 0x3F);
long a = 0;
unsigned char abyAIROHARF[4] = {0, 18, 0, 40};
switch (priv->rf_type) {
case RF_AIROHA:
case RF_AL2230S:
a = abyAIROHARF[byIdx];
break;
default:
break;
}
*pldBm = -1 * (a + b * 2);
}