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dddvb/frontends/mxl5xx.c

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initial commit from dddvb-0.9.19c
2015-08-05 17:22:42 +02:00
/*
* Driver for the Maxlinear MX58x family of tuners/demods
*
* Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de>
* Marcus Metzler <mocm@metzlerbros.de>
* developed for Digital Devices GmbH
*
* based on code:
* Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved
* which was released under GPL V2
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2, 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
* 02110-1301, USA
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/firmware.h>
#include <linux/i2c.h>
#include <linux/version.h>
#include <linux/mutex.h>
#include <linux/vmalloc.h>
#include <asm/div64.h>
#include <asm/unaligned.h>
#include "dvb_frontend.h"
#include "mxl5xx.h"
#include "mxl5xx_regs.h"
#include "mxl5xx_defs.h"
#define BYTE0(v) ((v >> 0) & 0xff)
#define BYTE1(v) ((v >> 8) & 0xff)
#define BYTE2(v) ((v >> 16) & 0xff)
#define BYTE3(v) ((v >> 24) & 0xff)
LIST_HEAD(mxllist);
struct mxl_base {
struct list_head mxllist;
struct list_head mxls;
u8 adr;
struct i2c_adapter *i2c;
u32 count;
u32 type;
u32 sku_type;
u32 chipversion;
u32 clock;
u32 fwversion;
u8 *ts_map;
u8 can_clkout;
u8 chan_bond;
u8 demod_num;
u8 tuner_num;
unsigned long next_tune;
struct mutex i2c_lock;
struct mutex status_lock;
struct mutex tune_lock;
u8 buf[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN];
u32 cmd_size;
u8 cmd_data[MAX_CMD_DATA];
};
struct mxl {
struct list_head mxl;
struct mxl_base *base;
struct dvb_frontend fe;
u32 demod;
u32 tuner;
u32 tuner_in_use;
unsigned long tune_time;
};
static void le32_to_cpusn(u32 *data, u32 size)
{
u32 i;
for (i = 0; i < size; data++, i += 4)
le32_to_cpus(data);
}
static void flip_data_in_dword(u32 size, u8 *d)
{
u32 i;
u8 t;
for (i = 0; i < size; i += 4) {
t = d[i + 3]; d[i + 3] = d[i]; d[i] = t;
t = d[i + 2]; d[i + 2] = d[i + 1]; d[i + 1] = t;
}
}
static void convert_endian(u8 flag, u32 size, u8 *d)
{
u32 i;
if (!flag)
return;
for (i = 0; i < (size & ~3); i += 4) {
d[i + 0] ^= d[i + 3];
d[i + 3] ^= d[i + 0];
d[i + 0] ^= d[i + 3];
d[i + 1] ^= d[i + 2];
d[i + 2] ^= d[i + 1];
d[i + 1] ^= d[i + 2];
}
switch (size & 3) {
case 0: case 1: /* do nothing */ break;
case 2:
d[i + 0] ^= d[i + 1];
d[i + 1] ^= d[i + 0];
d[i + 0] ^= d[i + 1];
break;
case 3:
d[i + 0] ^= d[i + 2];
d[i + 2] ^= d[i + 0];
d[i + 0] ^= d[i + 2];
break;
}
}
static int i2c_write(struct i2c_adapter *adap, u8 adr,
u8 *data, u32 len)
{
struct i2c_msg msg = {.addr = adr, .flags = 0,
.buf = data, .len = len};
return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1;
}
static int i2c_read(struct i2c_adapter *adap, u8 adr,
u8 *data, u32 len)
{
struct i2c_msg msg = {.addr = adr, .flags = I2C_M_RD,
.buf = data, .len = len};
return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1;
}
static int i2cread(struct mxl *state, u8 *data, int len)
{
return i2c_read(state->base->i2c, state->base->adr, data, len);
}
static int i2cwrite(struct mxl *state, u8 *data, int len)
{
return i2c_write(state->base->i2c, state->base->adr, data, len);
}
static int read_register_unlocked(struct mxl *state, u32 reg, u32 *val)
{
int stat;
u8 data[MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE] = {
MXL_HYDRA_PLID_REG_READ, 0x04,
GET_BYTE(reg, 0), GET_BYTE(reg, 1),
GET_BYTE(reg, 2), GET_BYTE(reg, 3),
};
stat = i2cwrite(state, data,
MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE);
if (stat)
pr_err("i2c read error 1\n");
if (!stat)
stat = i2cread(state, (u8 *) val, MXL_HYDRA_REG_SIZE_IN_BYTES);
le32_to_cpus(val);
if (stat)
pr_err("i2c read error 2\n");
return stat;
}
#define DMA_I2C_INTERRUPT_ADDR 0x8000011C
#define DMA_INTR_PROT_WR_CMP 0x08
static int send_command(struct mxl *state, u32 size, u8 *buf)
{
int stat;
u32 val, count = 10;
mutex_lock(&state->base->i2c_lock);
if (state->base->fwversion > 0x02010109) {
read_register_unlocked(state, DMA_I2C_INTERRUPT_ADDR, &val);
if (DMA_INTR_PROT_WR_CMP & val)
pr_info("mxl5xx: send_command busy\n");
while ((DMA_INTR_PROT_WR_CMP & val) && --count) {
mutex_unlock(&state->base->i2c_lock);
usleep_range(1000, 2000);
mutex_lock(&state->base->i2c_lock);
read_register_unlocked(state, DMA_I2C_INTERRUPT_ADDR, &val);
}
if (!count) {
pr_info("mxl5xx: send_command busy\n");
return -EBUSY;
}
}
stat = i2cwrite(state, buf, size);
mutex_unlock(&state->base->i2c_lock);
return stat;
}
static int write_register(struct mxl *state, u32 reg, u32 val)
{
int stat;
u8 data[MXL_HYDRA_REG_WRITE_LEN] = {
MXL_HYDRA_PLID_REG_WRITE, 0x08,
BYTE0(reg), BYTE1(reg), BYTE2(reg), BYTE3(reg),
BYTE0(val), BYTE1(val), BYTE2(val), BYTE3(val),
};
mutex_lock(&state->base->i2c_lock);
stat = i2cwrite(state, data, sizeof(data));
mutex_unlock(&state->base->i2c_lock);
if (stat)
pr_err("i2c write error\n");
return stat;
}
static int write_register_block(struct mxl *state, u32 reg, u32 size, u8 *data)
{
int stat;
u8 *buf = state->base->buf;
mutex_lock(&state->base->i2c_lock);
buf[0] = MXL_HYDRA_PLID_REG_WRITE;
buf[1] = size + 4;
buf[2] = GET_BYTE(reg, 0);
buf[3] = GET_BYTE(reg, 1);
buf[4] = GET_BYTE(reg, 2);
buf[5] = GET_BYTE(reg, 3);
memcpy(&buf[6], data, size);
convert_endian(MXL_ENABLE_BIG_ENDIAN, size, &buf[6]);
stat = i2cwrite(state, buf,
MXL_HYDRA_I2C_HDR_SIZE +
MXL_HYDRA_REG_SIZE_IN_BYTES + size);
mutex_unlock(&state->base->i2c_lock);
return stat;
}
static int write_firmware_block(struct mxl *state,
u32 reg, u32 size, u8 *regDataPtr)
{
int stat;
u8 *buf = state->base->buf;
mutex_lock(&state->base->i2c_lock);
buf[0] = MXL_HYDRA_PLID_REG_WRITE;
buf[1] = size + 4;
buf[2] = GET_BYTE(reg, 0);
buf[3] = GET_BYTE(reg, 1);
buf[4] = GET_BYTE(reg, 2);
buf[5] = GET_BYTE(reg, 3);
memcpy(&buf[6], regDataPtr, size);
stat = i2cwrite(state, buf,
MXL_HYDRA_I2C_HDR_SIZE +
MXL_HYDRA_REG_SIZE_IN_BYTES + size);
mutex_unlock(&state->base->i2c_lock);
if (stat)
pr_err("fw block write failed\n");
return stat;
}
static int read_register(struct mxl *state, u32 reg, u32 *val)
{
int stat;
u8 data[MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE] = {
MXL_HYDRA_PLID_REG_READ, 0x04,
GET_BYTE(reg, 0), GET_BYTE(reg, 1),
GET_BYTE(reg, 2), GET_BYTE(reg, 3),
};
mutex_lock(&state->base->i2c_lock);
stat = i2cwrite(state, data,
MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE);
if (stat)
pr_err("i2c read error 1\n");
if (!stat)
stat = i2cread(state, (u8 *) val, MXL_HYDRA_REG_SIZE_IN_BYTES);
mutex_unlock(&state->base->i2c_lock);
le32_to_cpus(val);
if (stat)
pr_err("i2c read error 2\n");
return stat;
}
static int read_register_block(struct mxl *state, u32 reg, u32 size, u8 *data)
{
int stat;
u8 *buf = state->base->buf;
mutex_lock(&state->base->i2c_lock);
buf[0] = MXL_HYDRA_PLID_REG_READ;
buf[1] = size + 4;
buf[2] = GET_BYTE(reg, 0);
buf[3] = GET_BYTE(reg, 1);
buf[4] = GET_BYTE(reg, 2);
buf[5] = GET_BYTE(reg, 3);
stat = i2cwrite(state, buf,
MXL_HYDRA_I2C_HDR_SIZE + MXL_HYDRA_REG_SIZE_IN_BYTES);
if (!stat) {
stat = i2cread(state, data, size);
convert_endian(MXL_ENABLE_BIG_ENDIAN, size, data);
}
mutex_unlock(&state->base->i2c_lock);
return stat;
}
static int read_by_mnemonic(struct mxl *state,
u32 reg, u8 lsbloc, u8 numofbits, u32 *val)
{
u32 data = 0, mask = 0;
int stat;
stat = read_register(state, reg, &data);
if (stat)
return stat;
mask = MXL_GET_REG_MASK_32(lsbloc, numofbits);
data &= mask;
data >>= lsbloc;
*val = data;
return 0;
}
static int update_by_mnemonic(struct mxl *state,
u32 reg, u8 lsbloc, u8 numofbits, u32 val)
{
u32 data, mask;
int stat;
stat = read_register(state, reg, &data);
if (stat)
return stat;
mask = MXL_GET_REG_MASK_32(lsbloc, numofbits);
data = (data & ~mask) | ((val << lsbloc) & mask);
stat = write_register(state, reg, data);
return stat;
}
static void extract_from_mnemonic(u32 regAddr, u8 lsbPos, u8 width,
u32 *toAddr, u8 *toLsbPos, u8 *toWidth)
{
if (toAddr)
*toAddr = regAddr;
if (toLsbPos)
*toLsbPos = lsbPos;
if (toWidth)
*toWidth = width;
}
static int firmware_is_alive(struct mxl *state)
{
u32 hb0, hb1;
if (read_register(state, HYDRA_HEAR_BEAT, &hb0))
return 0;
msleep(20);
if (read_register(state, HYDRA_HEAR_BEAT, &hb1))
return 0;
if (hb1 == hb0)
return 0;
return 1;
}
static int init(struct dvb_frontend *fe)
{
return 0;
}
static void release(struct dvb_frontend *fe)
{
struct mxl *state = fe->demodulator_priv;
list_del(&state->mxl);
/* Release one frontend, two more shall take its place! */
state->base->count--;
if (state->base->count == 0) {
list_del(&state->base->mxllist);
kfree(state->base);
}
kfree(state);
}
static int get_algo(struct dvb_frontend *fe)
{
return DVBFE_ALGO_HW;
}
/*
static int cfg_scrambler(struct mxl *state)
{
u8 buf[26] = {
MXL_HYDRA_PLID_CMD_WRITE, 24,
0, MXL_HYDRA_DEMOD_SCRAMBLE_CODE_CMD, 0, 0,
state->demod, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 1, 0, 0, 0,
};
return send_command(state, sizeof(buf), buf);
}
*/
static int CfgDemodAbortTune(struct mxl *state)
{
MXL_HYDRA_DEMOD_ABORT_TUNE_T abortTuneCmd;
u8 cmdSize = sizeof(abortTuneCmd);
u8 cmdBuff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN];
abortTuneCmd.demodId = state->demod;
BUILD_HYDRA_CMD(MXL_HYDRA_ABORT_TUNE_CMD, MXL_CMD_WRITE, cmdSize, &abortTuneCmd, cmdBuff);
return send_command(state, cmdSize + MXL_HYDRA_CMD_HEADER_SIZE, &cmdBuff[0]);
}
static int send_master_cmd(struct dvb_frontend *fe,
struct dvb_diseqc_master_cmd *cmd)
{
/*struct mxl *state = fe->demodulator_priv;*/
return 0; /*CfgDemodAbortTune(state);*/
}
static int set_parameters(struct dvb_frontend *fe)
{
struct mxl *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
MXL_HYDRA_DEMOD_PARAM_T demodChanCfg;
u8 cmdSize = sizeof(demodChanCfg);
u8 cmdBuff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN];
u32 srange = 10;
int stat;
if (p->frequency < 950000 || p->frequency > 2150000)
return -EINVAL;
if (p->symbol_rate < 1000000 || p->symbol_rate > 45000000)
return -EINVAL;
//CfgDemodAbortTune(state);
switch (p->delivery_system) {
case SYS_DSS:
demodChanCfg.standard = MXL_HYDRA_DSS;
demodChanCfg.rollOff = MXL_HYDRA_ROLLOFF_AUTO;
break;
case SYS_DVBS:
srange = p->symbol_rate / 1000000;
if (srange > 10)
srange = 10;
demodChanCfg.standard = MXL_HYDRA_DVBS;
demodChanCfg.rollOff = MXL_HYDRA_ROLLOFF_0_35;
demodChanCfg.modulationScheme = MXL_HYDRA_MOD_QPSK;
demodChanCfg.pilots = MXL_HYDRA_PILOTS_OFF;
break;
case SYS_DVBS2:
demodChanCfg.standard = MXL_HYDRA_DVBS2;
demodChanCfg.rollOff = MXL_HYDRA_ROLLOFF_AUTO;
demodChanCfg.modulationScheme = MXL_HYDRA_MOD_AUTO;
demodChanCfg.pilots = MXL_HYDRA_PILOTS_AUTO;
//cfg_scrambler(state);
break;
default:
return -EINVAL;
}
demodChanCfg.tunerIndex = state->tuner;
demodChanCfg.demodIndex = state->demod;
demodChanCfg.frequencyInHz = p->frequency * 1000;
demodChanCfg.symbolRateInHz = p->symbol_rate;
demodChanCfg.maxCarrierOffsetInMHz = srange;
demodChanCfg.spectrumInversion = MXL_HYDRA_SPECTRUM_AUTO;
demodChanCfg.fecCodeRate = MXL_HYDRA_FEC_AUTO;
mutex_lock(&state->base->tune_lock);
if (time_after(jiffies + msecs_to_jiffies(200), state->base->next_tune))
while (time_before(jiffies, state->base->next_tune))
msleep(10);
state->base->next_tune = jiffies + msecs_to_jiffies(100);
state->tuner_in_use = state->tuner;
BUILD_HYDRA_CMD(MXL_HYDRA_DEMOD_SET_PARAM_CMD, MXL_CMD_WRITE,
cmdSize, &demodChanCfg, cmdBuff);
stat = send_command(state, cmdSize + MXL_HYDRA_CMD_HEADER_SIZE, &cmdBuff[0]);
mutex_unlock(&state->base->tune_lock);
return stat;
}
static int read_status(struct dvb_frontend *fe, fe_status_t *status)
{
struct mxl *state = fe->demodulator_priv;
int stat;
u32 regData = 0;
mutex_lock(&state->base->status_lock);
HYDRA_DEMOD_STATUS_LOCK(state, state->demod);
stat = read_register(state, (HYDRA_DMD_LOCK_STATUS_ADDR_OFFSET +
HYDRA_DMD_STATUS_OFFSET(state->demod)),
&regData);
HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod);
mutex_unlock(&state->base->status_lock);
*status = (regData == 1) ? 0x1f : 0;
return stat;
}
static int tune(struct dvb_frontend *fe, bool re_tune,
unsigned int mode_flags,
unsigned int *delay, fe_status_t *status)
{
struct mxl *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
int r = 0;
*delay = HZ / 2;
if (re_tune) {
r = set_parameters(fe);
if (r)
return r;
state->tune_time = jiffies;
return 0;
}
if (*status & FE_HAS_LOCK)
return 0;
r = read_status(fe, status);
if (r)
return r;
if (*status & FE_HAS_LOCK)
return 0;
if (p->delivery_system == SYS_DVBS)
p->delivery_system = SYS_DVBS2;
else
p->delivery_system = SYS_DVBS;
set_parameters(fe);
return 0;
}
static int enable_tuner(struct mxl *state, u32 tuner, u32 enable);
static int sleep(struct dvb_frontend *fe)
{
struct mxl *state = fe->demodulator_priv;
struct mxl *p;
CfgDemodAbortTune(state);
if (state->tuner_in_use != 0xffffffff) {
mutex_lock(&state->base->tune_lock);
state->tuner_in_use = 0xffffffff;
list_for_each_entry(p, &state->base->mxls, mxl) {
if (p->tuner_in_use == state->tuner)
break;
}
if (p == &state->base->mxls)
enable_tuner(state, state->tuner, 0);
mutex_unlock(&state->base->tune_lock);
}
return 0;
}
static int read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct mxl *state = fe->demodulator_priv;
int stat;
u32 regData = 0;
mutex_lock(&state->base->status_lock);
HYDRA_DEMOD_STATUS_LOCK(state, state->demod);
stat = read_register(state, (HYDRA_DMD_SNR_ADDR_OFFSET +
HYDRA_DMD_STATUS_OFFSET(state->demod)),
&regData);
HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod);
mutex_unlock(&state->base->status_lock);
*snr = (s16) (regData & 0xFFFF);
return stat;
}
static int read_ber(struct dvb_frontend *fe, u32 *ber)
{
*ber = 0;
return 0;
}
static int read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct mxl *state = fe->demodulator_priv;
int stat;
u32 regData = 0;
mutex_lock(&state->base->status_lock);
HYDRA_DEMOD_STATUS_LOCK(state, state->demod);
stat = read_register(state, (HYDRA_DMD_STATUS_INPUT_POWER_ADDR +
HYDRA_DMD_STATUS_OFFSET(state->demod)),
&regData);
HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod);
mutex_unlock(&state->base->status_lock);
*strength = (u16) (regData & 0xFFFF);
return stat;
}
static int read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
{
return 0;
}
static int get_frontend(struct dvb_frontend *fe)
{
//struct mxl *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
switch (p->delivery_system) {
case SYS_DSS:
break;
case SYS_DVBS:
break;
case SYS_DVBS2:
break;
default:
return -EINVAL;
}
return 0;
}
static int set_input(struct dvb_frontend *fe, int input)
{
struct mxl *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
state->tuner = p->input = input;
return 0;
}
static struct dvb_frontend_ops mxl_ops = {
.delsys = { SYS_DVBS, SYS_DVBS2, SYS_DSS },
.xbar = { 4, 0, 8 }, /* tuner_max, demod id, demod_max */
.info = {
.name = "MXL5XX",
.frequency_min = 950000,
.frequency_max = 2150000,
.frequency_stepsize = 0,
.frequency_tolerance = 0,
.symbol_rate_min = 1000000,
.symbol_rate_max = 45000000,
.caps = FE_CAN_INVERSION_AUTO |
FE_CAN_FEC_AUTO |
FE_CAN_QPSK |
FE_CAN_2G_MODULATION
},
.init = init,
.release = release,
.get_frontend_algo = get_algo,
.tune = tune,
.read_status = read_status,
.sleep = sleep,
.read_snr = read_snr,
.read_ber = read_ber,
.read_signal_strength = read_signal_strength,
.read_ucblocks = read_ucblocks,
.get_frontend = get_frontend,
.set_input = set_input,
.diseqc_send_master_cmd = send_master_cmd,
};
static struct mxl_base *match_base(struct i2c_adapter *i2c, u8 adr)
{
struct mxl_base *p;
list_for_each_entry(p, &mxllist, mxllist)
if (p->i2c == i2c && p->adr == adr)
return p;
return NULL;
}
static void cfg_dev_xtal(struct mxl *state, u32 freq, u32 cap, u32 enable)
{
if (state->base->can_clkout || !enable)
SET_REG_FIELD_DATA(AFE_REG_D2A_XTAL_EN_CLKOUT_1P8, enable);
if (freq == 24000000)
write_register(state, HYDRA_CRYSTAL_SETTING, 0);
else
write_register(state, HYDRA_CRYSTAL_SETTING, 1);
write_register(state, HYDRA_CRYSTAL_CAP, cap);
}
static u32 get_big_endian(u8 numOfBits, const u8 buf[])
{
u32 retValue = 0;
switch (numOfBits) {
case 24:
retValue = (((u32) buf[0]) << 16) |
(((u32) buf[1]) << 8) | buf[2];
break;
case 32:
retValue = (((u32) buf[0]) << 24) |
(((u32) buf[1]) << 16) |
(((u32) buf[2]) << 8) | buf[3];
break;
default:
break;
}
return retValue;
}
static int write_fw_segment(struct mxl *state,
u32 MemAddr, u32 totalSize, u8 *dataPtr)
{
int status;
u32 dataCount = 0;
u32 size = 0;
u32 origSize = 0;
u8 *wBufPtr = NULL;
u32 blockSize = ((MXL_HYDRA_OEM_MAX_BLOCK_WRITE_LENGTH -
(MXL_HYDRA_I2C_HDR_SIZE + MXL_HYDRA_REG_SIZE_IN_BYTES)) / 4) * 4;
u8 wMsgBuffer[MXL_HYDRA_OEM_MAX_BLOCK_WRITE_LENGTH -
(MXL_HYDRA_I2C_HDR_SIZE + MXL_HYDRA_REG_SIZE_IN_BYTES)];
do {
size = origSize = (((u32)(dataCount + blockSize)) > totalSize) ?
(totalSize - dataCount) : blockSize;
if (origSize & 3)
size = (origSize + 4) & ~3;
wBufPtr = &wMsgBuffer[0];
memset((void *) wBufPtr, 0, size);
memcpy((void *) wBufPtr, (void *) dataPtr, origSize);
//flip_data_in_dword(size, wBufPtr);
convert_endian(1, size, wBufPtr);
status = write_firmware_block(state, MemAddr, size, wBufPtr);
if (status)
return status;
dataCount += size;
MemAddr += size;
dataPtr += size;
} while (dataCount < totalSize);
return status;
}
static int do_firmware_download(struct mxl *state, u8 *mbinBufferPtr, u32 mbinBufferSize)
{
int status;
u32 index = 0;
u32 segLength = 0;
u32 segAddress = 0;
MBIN_FILE_T *mbinPtr = (MBIN_FILE_T *)mbinBufferPtr;
MBIN_SEGMENT_T *segmentPtr;
MXL_BOOL_E xcpuFwFlag = MXL_FALSE;
if (mbinPtr->header.id != MBIN_FILE_HEADER_ID) {
pr_err("%s: Invalid file header ID (%c)\n",
__func__, mbinPtr->header.id);
return -EINVAL;
}
status = write_register(state, FW_DL_SIGN_ADDR, 0);
if (status)
return status;
segmentPtr = (MBIN_SEGMENT_T *) (&mbinPtr->data[0]);
for (index = 0; index < mbinPtr->header.numSegments; index++) {
if (segmentPtr->header.id != MBIN_SEGMENT_HEADER_ID) {
pr_err("%s: Invalid segment header ID (%c)\n",
__func__, segmentPtr->header.id);
return -EINVAL;
}
segLength = get_big_endian(24, &(segmentPtr->header.len24[0]));
segAddress = get_big_endian(32, &(segmentPtr->header.address[0]));
if (state->base->type == MXL_HYDRA_DEVICE_568) {
if ((((segAddress & 0x90760000) == 0x90760000) ||
((segAddress & 0x90740000) == 0x90740000)) &&
(xcpuFwFlag == MXL_FALSE)) {
SET_REG_FIELD_DATA(PRCM_PRCM_CPU_SOFT_RST_N, 1);
msleep(200);
write_register(state, 0x90720000, 0);
msleep(10);
xcpuFwFlag = MXL_TRUE;
}
status = write_fw_segment(state, segAddress,
segLength, (u8 *) segmentPtr->data);
} else {
if (((segAddress & 0x90760000) != 0x90760000) &&
((segAddress & 0x90740000) != 0x90740000))
status = write_fw_segment(state, segAddress,
segLength, (u8 *) segmentPtr->data);
}
if (status)
return status;
segmentPtr = (MBIN_SEGMENT_T *)
&(segmentPtr->data[((segLength + 3) / 4) * 4]);
}
return status;
}
static int check_fw(u8 *mbin, u32 mbin_len)
{
MBIN_FILE_HEADER_T *fh = (MBIN_FILE_HEADER_T *) mbin;
u32 flen = (fh->imageSize24[0] << 16) |
(fh->imageSize24[1] << 8) | fh->imageSize24[2];
u8 *fw, cs = 0;
u32 i;
if (fh->id != 'M' || fh->fmtVersion != '1' || flen > 0x3FFF0) {
pr_info("mxl5xx: Invalid FW Header\n");
return -1;
}
fw = mbin + sizeof(MBIN_FILE_HEADER_T);
for (i = 0; i < flen; i += 1)
cs += fw[i];
if (cs != fh->imageChecksum) {
pr_info("mxl5xx: Invalid FW Checksum\n");
return -1;
}
return 0;
}
static int firmware_download(struct mxl *state, u8 *mbin, u32 mbin_len)
{
int status;
u32 regData = 0;
MXL_HYDRA_SKU_COMMAND_T devSkuCfg;
u8 cmdSize = sizeof(MXL_HYDRA_SKU_COMMAND_T);
u8 cmdBuff[sizeof(MXL_HYDRA_SKU_COMMAND_T) + 6];
if (check_fw(mbin, mbin_len))
return -1;
/* put CPU into reset */
status = SET_REG_FIELD_DATA(PRCM_PRCM_CPU_SOFT_RST_N, 0);
if (status)
return status;
usleep_range(1000, 2000);
/* Reset TX FIFO's, BBAND, XBAR */
status = write_register(state, HYDRA_RESET_TRANSPORT_FIFO_REG,
HYDRA_RESET_TRANSPORT_FIFO_DATA);
if (status)
return status;
status = write_register(state, HYDRA_RESET_BBAND_REG,
HYDRA_RESET_BBAND_DATA);
if (status)
return status;
status = write_register(state, HYDRA_RESET_XBAR_REG,
HYDRA_RESET_XBAR_DATA);
if (status)
return status;
/* Disable clock to Baseband, Wideband, SerDes, Alias ext & Transport modules */
status = write_register(state, HYDRA_MODULES_CLK_2_REG, HYDRA_DISABLE_CLK_2);
if (status)
return status;
/* Clear Software & Host interrupt status - (Clear on read) */
status = read_register(state, HYDRA_PRCM_ROOT_CLK_REG, &regData);
if (status)
return status;
status = do_firmware_download(state, mbin, mbin_len);
if (status)
return status;
if (state->base->type == MXL_HYDRA_DEVICE_568) {
msleep(10);
// bring XCPU out of reset
status = write_register(state, 0x90720000, 1);
if (status)
return status;
msleep(500);
// Enable XCPU UART message processing in MCPU
status = write_register(state, 0x9076B510, 1);
if (status)
return status;
} else {
/* Bring CPU out of reset */
status = SET_REG_FIELD_DATA(PRCM_PRCM_CPU_SOFT_RST_N, 1);
if (status)
return status;
/* Wait until FW boots */
msleep(150);
}
/* Initilize XPT XBAR */
status = write_register(state, XPT_DMD0_BASEADDR, 0x76543210);
if (status)
return status;
if (!firmware_is_alive(state))
return -1;
pr_info("mxl5xx: Hydra FW alive. Hail!\n");
/* sometimes register values are wrong shortly after first heart beats */
msleep(50);
devSkuCfg.skuType = state->base->sku_type;
BUILD_HYDRA_CMD(MXL_HYDRA_DEV_CFG_SKU_CMD, MXL_CMD_WRITE,
cmdSize, &devSkuCfg, cmdBuff);
status = send_command(state, cmdSize + MXL_HYDRA_CMD_HEADER_SIZE, &cmdBuff[0]);
return status;
}
static int cfg_ts_pad_mux(struct mxl *state, MXL_BOOL_E enableSerialTS)
{
int status = 0;
u32 padMuxValue = 0;
if (enableSerialTS == MXL_TRUE) {
padMuxValue = 0;
if ((state->base->type == MXL_HYDRA_DEVICE_541) ||
(state->base->type == MXL_HYDRA_DEVICE_541S))
padMuxValue = 2;
} else {
if ((state->base->type == MXL_HYDRA_DEVICE_581) ||
(state->base->type == MXL_HYDRA_DEVICE_581S))
padMuxValue = 2;
else
padMuxValue = 3;
}
switch (state->base->type) {
case MXL_HYDRA_DEVICE_561:
case MXL_HYDRA_DEVICE_581:
case MXL_HYDRA_DEVICE_541:
case MXL_HYDRA_DEVICE_541S:
case MXL_HYDRA_DEVICE_561S:
case MXL_HYDRA_DEVICE_581S:
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_14_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_15_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_16_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_17_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_18_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_19_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_20_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_21_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_22_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_23_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_24_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_25_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_26_PINMUX_SEL, padMuxValue);
break;
case MXL_HYDRA_DEVICE_544:
case MXL_HYDRA_DEVICE_542:
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_01_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_02_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_03_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_04_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_08_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_27_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_28_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_29_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_30_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_32_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_33_PINMUX_SEL, 1);
if (enableSerialTS == MXL_ENABLE) {
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_09_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_10_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_11_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_12_PINMUX_SEL, 0);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_13_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_14_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_15_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_16_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_17_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_18_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_19_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_20_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_21_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_22_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_23_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_24_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_25_PINMUX_SEL, 2);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_26_PINMUX_SEL, 2);
} else {
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_09_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_10_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_11_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_12_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_13_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_14_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_15_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_16_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_17_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_18_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_19_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_20_PINMUX_SEL, 3);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_21_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_22_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_23_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_24_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_25_PINMUX_SEL, 1);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_26_PINMUX_SEL, 1);
}
break;
case MXL_HYDRA_DEVICE_568:
if (enableSerialTS == MXL_FALSE) {
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_02_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_03_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_04_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_05_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_06_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_07_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_08_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_09_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_10_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_11_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_12_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_13_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_14_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_16_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_17_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_18_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_19_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_20_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_21_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_22_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_23_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_24_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_25_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_26_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_27_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_28_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_29_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_30_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_31_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_32_PINMUX_SEL, 5);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_33_PINMUX_SEL, 5);
} else {
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_09_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_10_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_11_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_12_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_13_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_14_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_15_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_16_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_17_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_18_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_19_PINMUX_SEL, padMuxValue);
}
break;
case MXL_HYDRA_DEVICE_584:
default:
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_09_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_10_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_11_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_12_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_13_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_14_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_15_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_16_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_17_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_18_PINMUX_SEL, padMuxValue);
status |= SET_REG_FIELD_DATA(PAD_MUX_DIGIO_19_PINMUX_SEL, padMuxValue);
break;
}
return status;
}
static int set_drive_strength(struct mxl *state,
MXL_HYDRA_TS_DRIVE_STRENGTH_E tsDriveStrength)
{
int stat = 0;
u32 val;
read_register(state, 0x90000194, &val);
pr_info("mxl5xx: DIGIO = %08x\n", val);
pr_info("mxl5xx: set drive_strength = %u\n", tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_00, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_05, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_06, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_11, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_12, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_13, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_14, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_16, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_17, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_18, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_22, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_23, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_24, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_25, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_29, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_30, tsDriveStrength);
stat |= SET_REG_FIELD_DATA(PAD_MUX_PAD_DRV_DIGIO_31, tsDriveStrength);
return stat;
}
static int enable_tuner(struct mxl *state, u32 tuner, u32 enable)
{
int stat = 0;
MxL_HYDRA_TUNER_CMD ctrlTunerCmd;
u8 cmdSize = sizeof(ctrlTunerCmd);
u8 cmdBuff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN];
u32 val, count = 10;
ctrlTunerCmd.tunerId = tuner;
ctrlTunerCmd.enable = enable;
BUILD_HYDRA_CMD(MXL_HYDRA_TUNER_ACTIVATE_CMD, MXL_CMD_WRITE,
cmdSize, &ctrlTunerCmd, cmdBuff);
stat = send_command(state, cmdSize + MXL_HYDRA_CMD_HEADER_SIZE, &cmdBuff[0]);
if (stat)
return stat;
#if 1
read_register(state, HYDRA_TUNER_ENABLE_COMPLETE, &val);
while (--count && ((val >> tuner) & 1) != enable) {
msleep(20);
read_register(state, HYDRA_TUNER_ENABLE_COMPLETE, &val);
}
if (!count)
return -1;
read_register(state, HYDRA_TUNER_ENABLE_COMPLETE, &val);
pr_info("mxl5xx: tuner %u ready = %u\n", tuner , (val >> tuner) & 1);
#endif
return 0;
}
static int config_ts(struct mxl *state, MXL_HYDRA_DEMOD_ID_E demodId,
MXL_HYDRA_MPEGOUT_PARAM_T *mpegOutParamPtr)
{
int status = 0;
u32 ncoCountMin = 0;
u32 clkType = 0;
MXL_REG_FIELD_T xpt_sync_polarity[MXL_HYDRA_DEMOD_MAX] = {
{XPT_SYNC_POLARITY0}, {XPT_SYNC_POLARITY1},
{XPT_SYNC_POLARITY2}, {XPT_SYNC_POLARITY3},
{XPT_SYNC_POLARITY4}, {XPT_SYNC_POLARITY5},
{XPT_SYNC_POLARITY6}, {XPT_SYNC_POLARITY7} };
MXL_REG_FIELD_T xpt_clock_polarity[MXL_HYDRA_DEMOD_MAX] = {
{XPT_CLOCK_POLARITY0}, {XPT_CLOCK_POLARITY1},
{XPT_CLOCK_POLARITY2}, {XPT_CLOCK_POLARITY3},
{XPT_CLOCK_POLARITY4}, {XPT_CLOCK_POLARITY5},
{XPT_CLOCK_POLARITY6}, {XPT_CLOCK_POLARITY7} };
MXL_REG_FIELD_T xpt_valid_polarity[MXL_HYDRA_DEMOD_MAX] = {
{XPT_VALID_POLARITY0}, {XPT_VALID_POLARITY1},
{XPT_VALID_POLARITY2}, {XPT_VALID_POLARITY3},
{XPT_VALID_POLARITY4}, {XPT_VALID_POLARITY5},
{XPT_VALID_POLARITY6}, {XPT_VALID_POLARITY7} };
MXL_REG_FIELD_T xpt_ts_clock_phase[MXL_HYDRA_DEMOD_MAX] = {
{XPT_TS_CLK_PHASE0}, {XPT_TS_CLK_PHASE1},
{XPT_TS_CLK_PHASE2}, {XPT_TS_CLK_PHASE3},
{XPT_TS_CLK_PHASE4}, {XPT_TS_CLK_PHASE5},
{XPT_TS_CLK_PHASE6}, {XPT_TS_CLK_PHASE7} };
MXL_REG_FIELD_T xpt_lsb_first[MXL_HYDRA_DEMOD_MAX] = {
{XPT_LSB_FIRST0}, {XPT_LSB_FIRST1}, {XPT_LSB_FIRST2}, {XPT_LSB_FIRST3},
{XPT_LSB_FIRST4}, {XPT_LSB_FIRST5}, {XPT_LSB_FIRST6}, {XPT_LSB_FIRST7} };
MXL_REG_FIELD_T xpt_sync_byte[MXL_HYDRA_DEMOD_MAX] = {
{XPT_SYNC_FULL_BYTE0}, {XPT_SYNC_FULL_BYTE1},
{XPT_SYNC_FULL_BYTE2}, {XPT_SYNC_FULL_BYTE3},
{XPT_SYNC_FULL_BYTE4}, {XPT_SYNC_FULL_BYTE5},
{XPT_SYNC_FULL_BYTE6}, {XPT_SYNC_FULL_BYTE7} };
MXL_REG_FIELD_T xpt_enable_output[MXL_HYDRA_DEMOD_MAX] = {
{XPT_ENABLE_OUTPUT0}, {XPT_ENABLE_OUTPUT1},
{XPT_ENABLE_OUTPUT2}, {XPT_ENABLE_OUTPUT3},
{XPT_ENABLE_OUTPUT4}, {XPT_ENABLE_OUTPUT5},
{XPT_ENABLE_OUTPUT6}, {XPT_ENABLE_OUTPUT7} };
MXL_REG_FIELD_T xpt_err_replace_sync[MXL_HYDRA_DEMOD_MAX] = {
{XPT_ERROR_REPLACE_SYNC0}, {XPT_ERROR_REPLACE_SYNC1},
{XPT_ERROR_REPLACE_SYNC2}, {XPT_ERROR_REPLACE_SYNC3},
{XPT_ERROR_REPLACE_SYNC4}, {XPT_ERROR_REPLACE_SYNC5},
{XPT_ERROR_REPLACE_SYNC6}, {XPT_ERROR_REPLACE_SYNC7} };
MXL_REG_FIELD_T xpt_err_replace_valid[MXL_HYDRA_DEMOD_MAX] = {
{XPT_ERROR_REPLACE_VALID0}, {XPT_ERROR_REPLACE_VALID1},
{XPT_ERROR_REPLACE_VALID2}, {XPT_ERROR_REPLACE_VALID3},
{XPT_ERROR_REPLACE_VALID4}, {XPT_ERROR_REPLACE_VALID5},
{XPT_ERROR_REPLACE_VALID6}, {XPT_ERROR_REPLACE_VALID7} };
MXL_REG_FIELD_T xpt_continuous_clock[MXL_HYDRA_DEMOD_MAX] = {
{XPT_TS_CLK_OUT_EN0}, {XPT_TS_CLK_OUT_EN1},
{XPT_TS_CLK_OUT_EN2}, {XPT_TS_CLK_OUT_EN3},
{XPT_TS_CLK_OUT_EN4}, {XPT_TS_CLK_OUT_EN5},
{XPT_TS_CLK_OUT_EN6}, {XPT_TS_CLK_OUT_EN7} };
MXL_REG_FIELD_T xpt_nco_clock_rate[MXL_HYDRA_DEMOD_MAX] = {
{XPT_NCO_COUNT_MIN0}, {XPT_NCO_COUNT_MIN1},
{XPT_NCO_COUNT_MIN2}, {XPT_NCO_COUNT_MIN3},
{XPT_NCO_COUNT_MIN4}, {XPT_NCO_COUNT_MIN5},
{XPT_NCO_COUNT_MIN6}, {XPT_NCO_COUNT_MIN7} };
MXL_REG_FIELD_T mxl561_xpt_ts_sync[MXL_HYDRA_DEMOD_ID_6] = {
{PAD_MUX_DIGIO_25_PINMUX_SEL}, {PAD_MUX_DIGIO_20_PINMUX_SEL},
{PAD_MUX_DIGIO_17_PINMUX_SEL}, {PAD_MUX_DIGIO_11_PINMUX_SEL},
{PAD_MUX_DIGIO_08_PINMUX_SEL}, {PAD_MUX_DIGIO_03_PINMUX_SEL} };
MXL_REG_FIELD_T mxl561_xpt_ts_valid[MXL_HYDRA_DEMOD_ID_6] = {
{PAD_MUX_DIGIO_26_PINMUX_SEL}, {PAD_MUX_DIGIO_19_PINMUX_SEL},
{PAD_MUX_DIGIO_18_PINMUX_SEL}, {PAD_MUX_DIGIO_10_PINMUX_SEL},
{PAD_MUX_DIGIO_09_PINMUX_SEL}, {PAD_MUX_DIGIO_02_PINMUX_SEL} };
demodId = state->base->ts_map[demodId];
if (MXL_ENABLE == mpegOutParamPtr->enable) {
if (mpegOutParamPtr->mpegMode == MXL_HYDRA_MPEG_MODE_PARALLEL) {
#if 0
for (i = MXL_HYDRA_DEMOD_ID_0; i < MXL_HYDRA_DEMOD_MAX; i++) {
mxlStatus |= MxLWare_Hydra_UpdateByMnemonic(devId,
xpt_enable_output[i].regAddr,
xpt_enable_output[i].lsbPos,
xpt_enable_output[i].numOfBits,
0);
}
cfg_ts_pad_mux(state, MXL_FALSE);
mpegOutParamPtr->lsbOrMsbFirst = MXL_HYDRA_MPEG_SERIAL_MSB_1ST;
mpegOutParamPtr->mpegSyncPulseWidth = MXL_HYDRA_MPEG_SYNC_WIDTH_BYTE;
// remove output FIFO
mxlStatus |= SET_REG_FIELD_DATA(devId, PRCM_PRCM_XPT_PARALLEL_FIFO_RST_N, 0);
mxlStatus |= SET_REG_FIELD_DATA(devId, PRCM_PRCM_XPT_PARALLEL_FIFO_RST_N, 1);
// Enable parallel mode
mxlStatus |= SET_REG_FIELD_DATA(devId, XPT_ENABLE_PARALLEL_OUTPUT, MXL_TRUE);
#endif
} else {
cfg_ts_pad_mux(state, MXL_TRUE);
SET_REG_FIELD_DATA(XPT_ENABLE_PARALLEL_OUTPUT, MXL_FALSE);
}
}
ncoCountMin = (u32)(MXL_HYDRA_NCO_CLK/mpegOutParamPtr->maxMpegClkRate);
if (state->base->chipversion >= 2) {
status |= update_by_mnemonic(state,
xpt_nco_clock_rate[demodId].regAddr, // Reg Addr
xpt_nco_clock_rate[demodId].lsbPos, // LSB pos
xpt_nco_clock_rate[demodId].numOfBits, // Num of bits
ncoCountMin); // Data
} else
SET_REG_FIELD_DATA(XPT_NCO_COUNT_MIN, ncoCountMin);
if (mpegOutParamPtr->mpegClkType == MXL_HYDRA_MPEG_CLK_CONTINUOUS)
clkType = 1;
if (mpegOutParamPtr->mpegMode < MXL_HYDRA_MPEG_MODE_PARALLEL) {
status |= update_by_mnemonic(state,
xpt_continuous_clock[demodId].regAddr,
xpt_continuous_clock[demodId].lsbPos,
xpt_continuous_clock[demodId].numOfBits,
clkType);
} else
SET_REG_FIELD_DATA(XPT_TS_CLK_OUT_EN_PARALLEL, clkType);
status |= update_by_mnemonic(state,
xpt_sync_polarity[demodId].regAddr,
xpt_sync_polarity[demodId].lsbPos,
xpt_sync_polarity[demodId].numOfBits,
mpegOutParamPtr->mpegSyncPol);
status |= update_by_mnemonic(state,
xpt_valid_polarity[demodId].regAddr,
xpt_valid_polarity[demodId].lsbPos,
xpt_valid_polarity[demodId].numOfBits,
mpegOutParamPtr->mpegValidPol);
status |= update_by_mnemonic(state,
xpt_clock_polarity[demodId].regAddr,
xpt_clock_polarity[demodId].lsbPos,
xpt_clock_polarity[demodId].numOfBits,
mpegOutParamPtr->mpegClkPol);
status |= update_by_mnemonic(state,
xpt_sync_byte[demodId].regAddr,
xpt_sync_byte[demodId].lsbPos,
xpt_sync_byte[demodId].numOfBits,
mpegOutParamPtr->mpegSyncPulseWidth);
status |= update_by_mnemonic(state,
xpt_ts_clock_phase[demodId].regAddr,
xpt_ts_clock_phase[demodId].lsbPos,
xpt_ts_clock_phase[demodId].numOfBits,
mpegOutParamPtr->mpegClkPhase);
status |= update_by_mnemonic(state,
xpt_lsb_first[demodId].regAddr,
xpt_lsb_first[demodId].lsbPos,
xpt_lsb_first[demodId].numOfBits,
mpegOutParamPtr->lsbOrMsbFirst);
switch (mpegOutParamPtr->mpegErrorIndication) {
case MXL_HYDRA_MPEG_ERR_REPLACE_SYNC:
status |= update_by_mnemonic(state,
xpt_err_replace_sync[demodId].regAddr,
xpt_err_replace_sync[demodId].lsbPos,
xpt_err_replace_sync[demodId].numOfBits,
MXL_TRUE);
status |= update_by_mnemonic(state,
xpt_err_replace_valid[demodId].regAddr,
xpt_err_replace_valid[demodId].lsbPos,
xpt_err_replace_valid[demodId].numOfBits,
MXL_FALSE);
break;
case MXL_HYDRA_MPEG_ERR_REPLACE_VALID:
status |= update_by_mnemonic(state,
xpt_err_replace_sync[demodId].regAddr,
xpt_err_replace_sync[demodId].lsbPos,
xpt_err_replace_sync[demodId].numOfBits,
MXL_FALSE);
status |= update_by_mnemonic(state,
xpt_err_replace_valid[demodId].regAddr,
xpt_err_replace_valid[demodId].lsbPos,
xpt_err_replace_valid[demodId].numOfBits,
MXL_TRUE);
break;
case MXL_HYDRA_MPEG_ERR_INDICATION_DISABLED:
default:
status |= update_by_mnemonic(state,
xpt_err_replace_sync[demodId].regAddr,
xpt_err_replace_sync[demodId].lsbPos,
xpt_err_replace_sync[demodId].numOfBits,
MXL_FALSE);
status |= update_by_mnemonic(state,
xpt_err_replace_valid[demodId].regAddr,
xpt_err_replace_valid[demodId].lsbPos,
xpt_err_replace_valid[demodId].numOfBits,
MXL_FALSE);
break;
}
if (mpegOutParamPtr->mpegMode != MXL_HYDRA_MPEG_MODE_PARALLEL) {
status |= update_by_mnemonic(state,
xpt_enable_output[demodId].regAddr,
xpt_enable_output[demodId].lsbPos,
xpt_enable_output[demodId].numOfBits,
mpegOutParamPtr->enable);
}
return status;
}
static int config_mux(struct mxl *state)
{
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT0, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT1, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT2, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT3, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT4, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT5, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT6, 0);
SET_REG_FIELD_DATA(XPT_ENABLE_OUTPUT7, 0);
SET_REG_FIELD_DATA(XPT_STREAM_MUXMODE0, 1);
SET_REG_FIELD_DATA(XPT_STREAM_MUXMODE1, 1);
return 0;
}
static int config_dis(struct mxl *state, u32 id)
{
MXL_HYDRA_DISEQC_ID_E diseqcId = id;
MXL_HYDRA_DISEQC_OPMODE_E opMode = MXL_HYDRA_DISEQC_ENVELOPE_MODE;
MXL_HYDRA_DISEQC_VER_E version = MXL_HYDRA_DISEQC_1_X;
MXL_HYDRA_DISEQC_CARRIER_FREQ_E carrierFreqInHz =
MXL_HYDRA_DISEQC_CARRIER_FREQ_22KHZ;
MXL58x_DSQ_OP_MODE_T diseqcMsg;
u8 cmdSize = sizeof(diseqcMsg);
u8 cmdBuff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN];
diseqcMsg.diseqcId = diseqcId;
diseqcMsg.centerFreq = carrierFreqInHz;
diseqcMsg.version = version;
diseqcMsg.opMode = opMode;
BUILD_HYDRA_CMD(MXL_HYDRA_DISEQC_CFG_MSG_CMD,
MXL_CMD_WRITE, cmdSize, &diseqcMsg, cmdBuff);
return send_command(state, cmdSize + MXL_HYDRA_CMD_HEADER_SIZE, &cmdBuff[0]);
}
static int load_fw(struct mxl *state, struct mxl5xx_cfg *cfg)
{
int stat = 0;
u8 *buf;
if (cfg->fw)
return firmware_download(state, cfg->fw, cfg->fw_len);
if (!cfg->fw_read)
return -1;
buf = vmalloc(0x40000);
if (!buf)
return -ENOMEM;
cfg->fw_read(cfg->fw_priv, buf, 0x40000);
stat = firmware_download(state, buf, 0x40000);
vfree(buf);
return stat;
}
static int validate_sku(struct mxl *state)
{
u32 padMuxBond, prcmChipId, prcmSoCId;
int status;
u32 type = state->base->type;
status = GET_REG_FIELD_DATA(PAD_MUX_BOND_OPTION, &padMuxBond);
status |= GET_REG_FIELD_DATA(PRCM_PRCM_CHIP_ID, &prcmChipId);
status |= GET_REG_FIELD_DATA(PRCM_AFE_SOC_ID, &prcmSoCId);
if (status)
return -1;
pr_info("mx5xx: padMuxBond=%08x, prcmChipId=%08x, prcmSoCId=%08x\n",
padMuxBond, prcmChipId, prcmSoCId);
if (prcmChipId != 0x560) {
switch (padMuxBond) {
case MXL_HYDRA_SKU_ID_581:
if (type == MXL_HYDRA_DEVICE_581)
return 0;
if (type == MXL_HYDRA_DEVICE_581S) {
state->base->type = MXL_HYDRA_DEVICE_581;
return 0;
}
break;
case MXL_HYDRA_SKU_ID_584:
if (type == MXL_HYDRA_DEVICE_584)
return 0;
break;
case MXL_HYDRA_SKU_ID_544:
if (type == MXL_HYDRA_DEVICE_544)
return 0;
if (type == MXL_HYDRA_DEVICE_542)
return 0;
break;
case MXL_HYDRA_SKU_ID_582:
if (type == MXL_HYDRA_DEVICE_582)
return 0;
break;
default:
return -1;
}
} else {
}
return -1;
}
static int get_fwinfo(struct mxl *state)
{
int status;
u32 val = 0;
status = GET_REG_FIELD_DATA(PAD_MUX_BOND_OPTION, &val);
if (status)
return status;
pr_info("mxl5xx: chipID=%08x\n", val);
status = GET_REG_FIELD_DATA(PRCM_AFE_CHIP_MMSK_VER, &val);
if (status)
return status;
pr_info("mxl5xx: chipVer=%08x\n", val);
status = read_register(state, HYDRA_FIRMWARE_VERSION, &val);
if (status)
return status;
pr_info("mx5xx: FWVer=%08x\n", val);
state->base->fwversion = val;
return status;
}
static u8 tsMap1_to_1[MXL_HYDRA_DEMOD_MAX] =
{
MXL_HYDRA_DEMOD_ID_0,
MXL_HYDRA_DEMOD_ID_1,
MXL_HYDRA_DEMOD_ID_2,
MXL_HYDRA_DEMOD_ID_3,
MXL_HYDRA_DEMOD_ID_4,
MXL_HYDRA_DEMOD_ID_5,
MXL_HYDRA_DEMOD_ID_6,
MXL_HYDRA_DEMOD_ID_7,
};
static u8 tsMap54x[MXL_HYDRA_DEMOD_MAX] =
{
MXL_HYDRA_DEMOD_ID_2,
MXL_HYDRA_DEMOD_ID_3,
MXL_HYDRA_DEMOD_ID_4,
MXL_HYDRA_DEMOD_ID_5,
MXL_HYDRA_DEMOD_MAX,
MXL_HYDRA_DEMOD_MAX,
MXL_HYDRA_DEMOD_MAX,
MXL_HYDRA_DEMOD_MAX,
};
static int probe(struct mxl *state, struct mxl5xx_cfg *cfg)
{
u32 chipver;
int fw, status, j;
MXL_HYDRA_MPEGOUT_PARAM_T mpegInterfaceCfg;
state->base->ts_map = tsMap1_to_1;
switch (state->base->type) {
case MXL_HYDRA_DEVICE_581:
case MXL_HYDRA_DEVICE_581S:
state->base->can_clkout = 1;
state->base->demod_num = 8;
state->base->tuner_num = 1;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_581;
break;
case MXL_HYDRA_DEVICE_582:
state->base->can_clkout = 1;
state->base->demod_num = 8;
state->base->tuner_num = 3;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_582;
break;
case MXL_HYDRA_DEVICE_585:
state->base->can_clkout = 0;
state->base->demod_num = 8;
state->base->tuner_num = 4;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_585;
break;
case MXL_HYDRA_DEVICE_544:
state->base->can_clkout = 0;
state->base->demod_num = 4;
state->base->tuner_num = 4;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_544;
state->base->ts_map = tsMap54x;
break;
case MXL_HYDRA_DEVICE_541:
case MXL_HYDRA_DEVICE_541S:
state->base->can_clkout = 0;
state->base->demod_num = 4;
state->base->tuner_num = 1;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_541;
state->base->ts_map = tsMap54x;
break;
case MXL_HYDRA_DEVICE_561:
case MXL_HYDRA_DEVICE_561S:
state->base->can_clkout = 0;
state->base->demod_num = 6;
state->base->tuner_num = 1;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_561;
break;
case MXL_HYDRA_DEVICE_568:
state->base->can_clkout = 0;
state->base->demod_num = 8;
state->base->tuner_num = 1;
state->base->chan_bond = 1;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_568;
break;
case MXL_HYDRA_DEVICE_542:
state->base->can_clkout = 1;
state->base->demod_num = 4;
state->base->tuner_num = 3;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_542;
state->base->ts_map = tsMap54x;
break;
case MXL_HYDRA_DEVICE_TEST:
case MXL_HYDRA_DEVICE_584:
default:
state->base->can_clkout = 0;
state->base->demod_num = 8;
state->base->tuner_num = 4;
state->base->sku_type = MXL_HYDRA_SKU_TYPE_584;
break;
}
status = validate_sku(state);
if (status)
return status;
SET_REG_FIELD_DATA(PRCM_AFE_REG_CLOCK_ENABLE, 1);
SET_REG_FIELD_DATA(PRCM_PRCM_AFE_REG_SOFT_RST_N, 1);
status = GET_REG_FIELD_DATA(PRCM_CHIP_VERSION, &chipver);
if (status)
state->base->chipversion = 0;
else
state->base->chipversion = (chipver == 2) ? 2 : 1;
pr_info("mxl5xx: Hydra chip version %u\n", state->base->chipversion);
cfg_dev_xtal(state, cfg->clk, cfg->cap, 0);
fw = firmware_is_alive(state);
if (!fw) {
status = load_fw(state, cfg);
if (status)
return status;
}
get_fwinfo(state);
#if 0
config_dis(state, 0);
config_dis(state, 1);
config_dis(state, 2);
config_dis(state, 3);
#endif
config_mux(state);
mpegInterfaceCfg.enable = MXL_ENABLE;
mpegInterfaceCfg.lsbOrMsbFirst = MXL_HYDRA_MPEG_SERIAL_MSB_1ST;
/* supports only (0-104&139)MHz */
if (cfg->ts_clk)
mpegInterfaceCfg.maxMpegClkRate = cfg->ts_clk;
else
mpegInterfaceCfg.maxMpegClkRate = 69;//139;
mpegInterfaceCfg.mpegClkPhase = MXL_HYDRA_MPEG_CLK_PHASE_SHIFT_0_DEG;
mpegInterfaceCfg.mpegClkPol = MXL_HYDRA_MPEG_CLK_IN_PHASE;
/* MXL_HYDRA_MPEG_CLK_GAPPED; */
mpegInterfaceCfg.mpegClkType = MXL_HYDRA_MPEG_CLK_CONTINUOUS;
mpegInterfaceCfg.mpegErrorIndication =
MXL_HYDRA_MPEG_ERR_INDICATION_DISABLED;
mpegInterfaceCfg.mpegMode = MXL_HYDRA_MPEG_MODE_SERIAL_3_WIRE;
mpegInterfaceCfg.mpegSyncPol = MXL_HYDRA_MPEG_ACTIVE_HIGH;
mpegInterfaceCfg.mpegSyncPulseWidth = MXL_HYDRA_MPEG_SYNC_WIDTH_BIT;
mpegInterfaceCfg.mpegValidPol = MXL_HYDRA_MPEG_ACTIVE_HIGH;
for (j = 0; j < state->base->demod_num; j++) {
status = config_ts(state, (MXL_HYDRA_DEMOD_ID_E) j,
&mpegInterfaceCfg);
if (status)
return status;
}
#if 0
for (j = 0; j < state->base->tuner_num; j++)
enable_tuner(state, j, 1);
#endif
set_drive_strength(state, 1);
return 0;
}
struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,
struct mxl5xx_cfg *cfg,
u32 demod, u32 tuner)
{
struct mxl *state;
struct mxl_base *base;
state = kzalloc(sizeof(struct mxl), GFP_KERNEL);
if (!state)
return NULL;
state->demod = demod;
state->tuner = tuner;
state->tuner_in_use = 0xffffffff;
base = match_base(i2c, cfg->adr);
if (base) {
base->count++;
if (base->count > base->demod_num)
goto fail;
state->base = base;
} else {
base = kzalloc(sizeof(struct mxl_base), GFP_KERNEL);
if (!base)
goto fail;
base->i2c = i2c;
base->adr = cfg->adr;
base->type = cfg->type;
base->count = 1;
mutex_init(&base->i2c_lock);
mutex_init(&base->status_lock);
mutex_init(&base->tune_lock);
INIT_LIST_HEAD(&base->mxls);
state->base = base;
if (probe(state, cfg) < 0) {
kfree(base);
goto fail;
}
list_add(&base->mxllist, &mxllist);
}
state->fe.ops = mxl_ops;
state->fe.ops.xbar[1] = demod;
state->fe.demodulator_priv = state;
state->fe.dtv_property_cache.input = tuner;
list_add(&state->mxl, &base->mxls);
return &state->fe;
fail:
kfree(state);
return NULL;
}
EXPORT_SYMBOL_GPL(mxl5xx_attach);
MODULE_DESCRIPTION("MXL5XX driver");
MODULE_AUTHOR("Ralph and Marcus Metzler, Metzler Brothers Systementwicklung GbR");
MODULE_LICENSE("GPL");
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