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[media] tda10071: remove legacy media attach 

All users are now using I2C binding and old attach could be removed.
Use I2C client for proper logging at the same.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Antti Palosaari 2015-04-20 19:54:56 -03:00 committed by Mauro Carvalho Chehab
parent 3250a550c4
commit 59ca2ce1d5
3 changed files with 108 additions and 238 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

275
drivers/media/dvb-frontends/tda10071.c
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@ -29,11 +29,12 @@ static struct dvb_frontend_ops tda10071_ops;
static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
int len)
{
struct i2c_client *client = priv->client;
int ret;
u8 buf[MAX_XFER_SIZE];
struct i2c_msg msg[1] = {
{
.addr = priv->cfg.demod_i2c_addr,
.addr = client->addr,
.flags = 0,
.len = 1 + len,
.buf = buf,
@ -41,22 +42,20 @@ static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
};
if (1 + len > sizeof(buf)) {
dev_warn(&priv->i2c->dev,
"%s: i2c wr reg=%04x: len=%d is too big!\n",
KBUILD_MODNAME, reg, len);
dev_warn(&client->dev, "i2c wr reg=%04x: len=%d is too big!\n",
reg, len);
return -EINVAL;
}
buf[0] = reg;
memcpy(&buf[1], val, len);
ret = i2c_transfer(priv->i2c, msg, 1);
ret = i2c_transfer(client->adapter, msg, 1);
if (ret == 1) {
ret = 0;
} else {
dev_warn(&priv->i2c->dev,
"%s: i2c wr failed=%d reg=%02x len=%d\n",
KBUILD_MODNAME, ret, reg, len);
dev_warn(&client->dev, "i2c wr failed=%d reg=%02x len=%d\n",
ret, reg, len);
ret = -EREMOTEIO;
}
return ret;
@ -66,16 +65,17 @@ static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
int len)
{
struct i2c_client *client = priv->client;
int ret;
u8 buf[MAX_XFER_SIZE];
struct i2c_msg msg[2] = {
{
.addr = priv->cfg.demod_i2c_addr,
.addr = client->addr,
.flags = 0,
.len = 1,
.buf = &reg,
}, {
.addr = priv->cfg.demod_i2c_addr,
.addr = client->addr,
.flags = I2C_M_RD,
.len = len,
.buf = buf,
@ -83,20 +83,18 @@ static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
};
if (len > sizeof(buf)) {
dev_warn(&priv->i2c->dev,
"%s: i2c wr reg=%04x: len=%d is too big!\n",
KBUILD_MODNAME, reg, len);
dev_warn(&client->dev, "i2c wr reg=%04x: len=%d is too big!\n",
reg, len);
return -EINVAL;
}
ret = i2c_transfer(priv->i2c, msg, 2);
ret = i2c_transfer(client->adapter, msg, 2);
if (ret == 2) {
memcpy(val, buf, len);
ret = 0;
} else {
dev_warn(&priv->i2c->dev,
"%s: i2c rd failed=%d reg=%02x len=%d\n",
KBUILD_MODNAME, ret, reg, len);
dev_warn(&client->dev, "i2c rd failed=%d reg=%02x len=%d\n",
ret, reg, len);
ret = -EREMOTEIO;
}
return ret;
@ -162,6 +160,7 @@ static int tda10071_rd_reg_mask(struct tda10071_priv *priv,
static int tda10071_cmd_execute(struct tda10071_priv *priv,
struct tda10071_cmd *cmd)
{
struct i2c_client *client = priv->client;
int ret, i;
u8 tmp;
@ -189,7 +188,7 @@ static int tda10071_cmd_execute(struct tda10071_priv *priv,
usleep_range(200, 5000);
}
dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
@ -198,7 +197,7 @@ static int tda10071_cmd_execute(struct tda10071_priv *priv,
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -206,6 +205,7 @@ static int tda10071_set_tone(struct dvb_frontend *fe,
enum fe_sec_tone_mode fe_sec_tone_mode)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret;
u8 tone;
@ -215,8 +215,7 @@ static int tda10071_set_tone(struct dvb_frontend *fe,
goto error;
}
dev_dbg(&priv->i2c->dev, "%s: tone_mode=%d\n", __func__,
fe_sec_tone_mode);
dev_dbg(&client->dev, "tone_mode=%d\n", fe_sec_tone_mode);
switch (fe_sec_tone_mode) {
case SEC_TONE_ON:
@ -226,8 +225,7 @@ static int tda10071_set_tone(struct dvb_frontend *fe,
tone = 0;
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_tone_mode\n",
__func__);
dev_dbg(&client->dev, "invalid fe_sec_tone_mode\n");
ret = -EINVAL;
goto error;
}
@ -244,7 +242,7 @@ static int tda10071_set_tone(struct dvb_frontend *fe,
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -252,6 +250,7 @@ static int tda10071_set_voltage(struct dvb_frontend *fe,
enum fe_sec_voltage fe_sec_voltage)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret;
u8 voltage;
@ -261,7 +260,7 @@ static int tda10071_set_voltage(struct dvb_frontend *fe,
goto error;
}
dev_dbg(&priv->i2c->dev, "%s: voltage=%d\n", __func__, fe_sec_voltage);
dev_dbg(&client->dev, "voltage=%d\n", fe_sec_voltage);
switch (fe_sec_voltage) {
case SEC_VOLTAGE_13:
@ -274,8 +273,7 @@ static int tda10071_set_voltage(struct dvb_frontend *fe,
voltage = 0;
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_voltage\n",
__func__);
dev_dbg(&client->dev, "invalid fe_sec_voltage\n");
ret = -EINVAL;
goto error;
}
@ -290,7 +288,7 @@ static int tda10071_set_voltage(struct dvb_frontend *fe,
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -298,6 +296,7 @@ static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
struct dvb_diseqc_master_cmd *diseqc_cmd)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret, i;
u8 tmp;
@ -307,8 +306,7 @@ static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
goto error;
}
dev_dbg(&priv->i2c->dev, "%s: msg_len=%d\n", __func__,
diseqc_cmd->msg_len);
dev_dbg(&client->dev, "msg_len=%d\n", diseqc_cmd->msg_len);
if (diseqc_cmd->msg_len < 3 || diseqc_cmd->msg_len > 6) {
ret = -EINVAL;
@ -324,7 +322,7 @@ static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
usleep_range(10000, 20000);
}
dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
@ -350,7 +348,7 @@ static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -358,6 +356,7 @@ static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
struct dvb_diseqc_slave_reply *reply)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret, i;
u8 tmp;
@ -367,7 +366,7 @@ static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
goto error;
}
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
dev_dbg(&client->dev, "\n");
/* wait LNB RX */
for (i = 500, tmp = 0; i && !tmp; i--) {
@ -378,7 +377,7 @@ static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
usleep_range(10000, 20000);
}
dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
@ -408,7 +407,7 @@ static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -416,6 +415,7 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
enum fe_sec_mini_cmd fe_sec_mini_cmd)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret, i;
u8 tmp, burst;
@ -425,8 +425,7 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
goto error;
}
dev_dbg(&priv->i2c->dev, "%s: fe_sec_mini_cmd=%d\n", __func__,
fe_sec_mini_cmd);
dev_dbg(&client->dev, "fe_sec_mini_cmd=%d\n", fe_sec_mini_cmd);
switch (fe_sec_mini_cmd) {
case SEC_MINI_A:
@ -436,8 +435,7 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
burst = 1;
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_mini_cmd\n",
__func__);
dev_dbg(&client->dev, "invalid fe_sec_mini_cmd\n");
ret = -EINVAL;
goto error;
}
@ -451,7 +449,7 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
usleep_range(10000, 20000);
}
dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
@ -472,13 +470,14 @@ static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_read_status(struct dvb_frontend *fe, enum fe_status *status)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
int ret;
u8 tmp;
@ -505,13 +504,14 @@ static int tda10071_read_status(struct dvb_frontend *fe, enum fe_status *status)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
int ret;
u8 buf[2];
@ -530,13 +530,14 @@ static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret;
u8 tmp;
@ -569,13 +570,14 @@ static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret, i, len;
u8 tmp, reg, buf[8];
@ -607,8 +609,7 @@ static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
goto error;
if (priv->meas_count[i] == tmp) {
dev_dbg(&priv->i2c->dev, "%s: meas not ready=%02x\n", __func__,
tmp);
dev_dbg(&client->dev, "meas not ready=%02x\n", tmp);
*ber = priv->ber;
return 0;
} else {
@ -637,13 +638,14 @@ static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
int ret = 0;
if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
@ -657,24 +659,24 @@ static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_set_frontend(struct dvb_frontend *fe)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i;
u8 mode, rolloff, pilot, inversion, div;
enum fe_modulation modulation;
dev_dbg(&priv->i2c->dev,
"%s: delivery_system=%d modulation=%d frequency=%d symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n",
__func__, c->delivery_system, c->modulation,
c->frequency, c->symbol_rate, c->inversion, c->pilot,
c->rolloff);
dev_dbg(&client->dev,
"delivery_system=%d modulation=%d frequency=%u symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n",
c->delivery_system, c->modulation, c->frequency, c->symbol_rate,
c->inversion, c->pilot, c->rolloff);
priv->delivery_system = SYS_UNDEFINED;
@ -696,7 +698,7 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
inversion = 3;
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid inversion\n", __func__);
dev_dbg(&client->dev, "invalid inversion\n");
ret = -EINVAL;
goto error;
}
@ -722,8 +724,7 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
break;
case ROLLOFF_AUTO:
default:
dev_dbg(&priv->i2c->dev, "%s: invalid rolloff\n",
__func__);
dev_dbg(&client->dev, "invalid rolloff\n");
ret = -EINVAL;
goto error;
}
@ -739,15 +740,13 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
pilot = 2;
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid pilot\n",
__func__);
dev_dbg(&client->dev, "invalid pilot\n");
ret = -EINVAL;
goto error;
}
break;
default:
dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n",
__func__);
dev_dbg(&client->dev, "invalid delivery_system\n");
ret = -EINVAL;
goto error;
}
@ -757,15 +756,13 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
modulation == TDA10071_MODCOD[i].modulation &&
c->fec_inner == TDA10071_MODCOD[i].fec) {
mode = TDA10071_MODCOD[i].val;
dev_dbg(&priv->i2c->dev, "%s: mode found=%02x\n",
__func__, mode);
dev_dbg(&client->dev, "mode found=%02x\n", mode);
break;
}
}
if (mode == 0xff) {
dev_dbg(&priv->i2c->dev, "%s: invalid parameter combination\n",
__func__);
dev_dbg(&client->dev, "invalid parameter combination\n");
ret = -EINVAL;
goto error;
}
@ -807,13 +804,14 @@ static int tda10071_set_frontend(struct dvb_frontend *fe)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_get_frontend(struct dvb_frontend *fe)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i;
u8 buf[5], tmp;
@ -864,13 +862,14 @@ static int tda10071_get_frontend(struct dvb_frontend *fe)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_init(struct dvb_frontend *fe)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret, i, len, remaining, fw_size;
const struct firmware *fw;
@ -890,7 +889,7 @@ static int tda10071_init(struct dvb_frontend *fe)
};
struct tda10071_reg_val_mask tab2[] = {
{ 0xf1, 0x70, 0xff },
{ 0x88, priv->cfg.pll_multiplier, 0x3f },
{ 0x88, priv->pll_multiplier, 0x3f },
{ 0x89, 0x00, 0x10 },
{ 0x89, 0x10, 0x10 },
{ 0xc0, 0x01, 0x01 },
@ -955,11 +954,11 @@ static int tda10071_init(struct dvb_frontend *fe)
/* cold state - try to download firmware */
/* request the firmware, this will block and timeout */
ret = request_firmware(&fw, fw_file, priv->i2c->dev.parent);
ret = request_firmware(&fw, fw_file, &client->dev);
if (ret) {
dev_err(&priv->i2c->dev,
"%s: did not find the firmware file. (%s) Please see linux/Documentation/dvb/ for more details on firmware-problems. (%d)\n",
KBUILD_MODNAME, fw_file, ret);
dev_err(&client->dev,
"did not find the firmware file. (%s) Please see linux/Documentation/dvb/ for more details on firmware-problems. (%d)\n",
fw_file, ret);
goto error;
}
@ -988,28 +987,26 @@ static int tda10071_init(struct dvb_frontend *fe)
if (ret)
goto error_release_firmware;
dev_info(&priv->i2c->dev,
"%s: found a '%s' in cold state, will try to load a firmware\n",
KBUILD_MODNAME, tda10071_ops.info.name);
dev_info(&priv->i2c->dev,
"%s: downloading firmware from file '%s'\n",
KBUILD_MODNAME, fw_file);
dev_info(&client->dev,
"found a '%s' in cold state, will try to load a firmware\n",
tda10071_ops.info.name);
dev_info(&client->dev, "downloading firmware from file '%s'\n",
fw_file);
/* do not download last byte */
fw_size = fw->size - 1;
for (remaining = fw_size; remaining > 0;
remaining -= (priv->cfg.i2c_wr_max - 1)) {
remaining -= (priv->i2c_wr_max - 1)) {
len = remaining;
if (len > (priv->cfg.i2c_wr_max - 1))
len = (priv->cfg.i2c_wr_max - 1);
if (len > (priv->i2c_wr_max - 1))
len = (priv->i2c_wr_max - 1);
ret = tda10071_wr_regs(priv, 0xfa,
(u8 *) &fw->data[fw_size - remaining], len);
if (ret) {
dev_err(&priv->i2c->dev,
"%s: firmware download failed=%d\n",
KBUILD_MODNAME, ret);
dev_err(&client->dev,
"firmware download failed=%d\n", ret);
goto error_release_firmware;
}
}
@ -1032,8 +1029,7 @@ static int tda10071_init(struct dvb_frontend *fe)
goto error;
if (tmp) {
dev_info(&priv->i2c->dev, "%s: firmware did not run\n",
KBUILD_MODNAME);
dev_info(&client->dev, "firmware did not run\n");
ret = -EFAULT;
goto error;
} else {
@ -1050,30 +1046,30 @@ static int tda10071_init(struct dvb_frontend *fe)
if (ret)
goto error;
dev_info(&priv->i2c->dev, "%s: firmware version %d.%d.%d.%d\n",
KBUILD_MODNAME, buf[0], buf[1], buf[2], buf[3]);
dev_info(&priv->i2c->dev, "%s: found a '%s' in warm state\n",
KBUILD_MODNAME, tda10071_ops.info.name);
dev_info(&client->dev, "firmware version %d.%d.%d.%d\n",
buf[0], buf[1], buf[2], buf[3]);
dev_info(&client->dev, "found a '%s' in warm state\n",
tda10071_ops.info.name);
ret = tda10071_rd_regs(priv, 0x81, buf, 2);
if (ret)
goto error;
cmd.args[0] = CMD_DEMOD_INIT;
cmd.args[1] = ((priv->cfg.xtal / 1000) >> 8) & 0xff;
cmd.args[2] = ((priv->cfg.xtal / 1000) >> 0) & 0xff;
cmd.args[1] = ((priv->clk / 1000) >> 8) & 0xff;
cmd.args[2] = ((priv->clk / 1000) >> 0) & 0xff;
cmd.args[3] = buf[0];
cmd.args[4] = buf[1];
cmd.args[5] = priv->cfg.pll_multiplier;
cmd.args[6] = priv->cfg.spec_inv;
cmd.args[5] = priv->pll_multiplier;
cmd.args[6] = priv->spec_inv;
cmd.args[7] = 0x00;
cmd.len = 8;
ret = tda10071_cmd_execute(priv, &cmd);
if (ret)
goto error;
if (priv->cfg.tuner_i2c_addr)
tmp = priv->cfg.tuner_i2c_addr;
if (priv->tuner_i2c_addr)
tmp = priv->tuner_i2c_addr;
else
tmp = 0x14;
@ -1099,7 +1095,7 @@ static int tda10071_init(struct dvb_frontend *fe)
cmd.args[0] = CMD_MPEG_CONFIG;
cmd.args[1] = 0;
cmd.args[2] = priv->cfg.ts_mode;
cmd.args[2] = priv->ts_mode;
cmd.args[3] = 0x00;
cmd.args[4] = 0x04;
cmd.args[5] = 0x00;
@ -1142,13 +1138,14 @@ static int tda10071_init(struct dvb_frontend *fe)
error_release_firmware:
release_firmware(fw);
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_sleep(struct dvb_frontend *fe)
{
struct tda10071_priv *priv = fe->demodulator_priv;
struct i2c_client *client = priv->client;
struct tda10071_cmd cmd;
int ret, i;
struct tda10071_reg_val_mask tab[] = {
@ -1186,7 +1183,7 @@ static int tda10071_sleep(struct dvb_frontend *fe)
return ret;
error:
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
@ -1200,71 +1197,6 @@ static int tda10071_get_tune_settings(struct dvb_frontend *fe,
return 0;
}
static void tda10071_release(struct dvb_frontend *fe)
{
struct tda10071_priv *priv = fe->demodulator_priv;
kfree(priv);
}
struct dvb_frontend *tda10071_attach(const struct tda10071_config *config,
struct i2c_adapter *i2c)
{
int ret;
struct tda10071_priv *priv = NULL;
u8 tmp;
/* allocate memory for the internal priv */
priv = kzalloc(sizeof(struct tda10071_priv), GFP_KERNEL);
if (priv == NULL) {
ret = -ENOMEM;
goto error;
}
/* make sure demod i2c address is specified */
if (!config->demod_i2c_addr) {
dev_dbg(&i2c->dev, "%s: invalid demod i2c address\n", __func__);
ret = -EINVAL;
goto error;
}
/* make sure tuner i2c address is specified */
if (!config->tuner_i2c_addr) {
dev_dbg(&i2c->dev, "%s: invalid tuner i2c address\n", __func__);
ret = -EINVAL;
goto error;
}
/* setup the priv */
priv->i2c = i2c;
memcpy(&priv->cfg, config, sizeof(struct tda10071_config));
/* chip ID */
ret = tda10071_rd_reg(priv, 0xff, &tmp);
if (ret || tmp != 0x0f)
goto error;
/* chip type */
ret = tda10071_rd_reg(priv, 0xdd, &tmp);
if (ret || tmp != 0x00)
goto error;
/* chip version */
ret = tda10071_rd_reg(priv, 0xfe, &tmp);
if (ret || tmp != 0x01)
goto error;
/* create dvb_frontend */
memcpy(&priv->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops));
priv->fe.demodulator_priv = priv;
return &priv->fe;
error:
dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);
kfree(priv);
return NULL;
}
EXPORT_SYMBOL(tda10071_attach);
static struct dvb_frontend_ops tda10071_ops = {
.delsys = { SYS_DVBS, SYS_DVBS2 },
.info = {
@ -1289,8 +1221,6 @@ static struct dvb_frontend_ops tda10071_ops = {
FE_CAN_2G_MODULATION
},
.release = tda10071_release,
.get_tune_settings = tda10071_get_tune_settings,
.init = tda10071_init,
@ -1337,14 +1267,12 @@ static int tda10071_probe(struct i2c_client *client,
}
dev->client = client;
dev->i2c = client->adapter;
dev->cfg.demod_i2c_addr = client->addr;
dev->cfg.i2c_wr_max = pdata->i2c_wr_max;
dev->cfg.ts_mode = pdata->ts_mode;
dev->cfg.spec_inv = pdata->spec_inv;
dev->cfg.xtal = pdata->clk;
dev->cfg.pll_multiplier = pdata->pll_multiplier;
dev->cfg.tuner_i2c_addr = pdata->tuner_i2c_addr;
dev->clk = pdata->clk;
dev->i2c_wr_max = pdata->i2c_wr_max;
dev->ts_mode = pdata->ts_mode;
dev->spec_inv = pdata->spec_inv;
dev->pll_multiplier = pdata->pll_multiplier;
dev->tuner_i2c_addr = pdata->tuner_i2c_addr;
/* chip ID */
ret = tda10071_rd_reg(dev, 0xff, &u8tmp);
@ -1375,7 +1303,6 @@ static int tda10071_probe(struct i2c_client *client,
/* create dvb_frontend */
memcpy(&dev->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops));
dev->fe.ops.release = NULL;
dev->fe.demodulator_priv = dev;
i2c_set_clientdata(client, dev);

63
drivers/media/dvb-frontends/tda10071.h
View File

@ -21,12 +21,11 @@
#ifndef TDA10071_H
#define TDA10071_H
#include <linux/kconfig.h>
#include <linux/dvb/frontend.h>
/*
* I2C address
* 0x55,
* 0x05, 0x55,
*/
/**
@ -53,64 +52,4 @@ struct tda10071_platform_data {
struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
};
struct tda10071_config {
/* Demodulator I2C address.
* Default: none, must set
* Values: 0x55,
*/
u8 demod_i2c_addr;
/* Tuner I2C address.
* Default: none, must set
* Values: 0x14, 0x54, ...
*/
u8 tuner_i2c_addr;
/* Max bytes I2C provider can write at once.
* Note: Buffer is taken from the stack currently!
* Default: none, must set
* Values:
*/
u16 i2c_wr_max;
/* TS output mode.
* Default: TDA10071_TS_SERIAL
* Values:
*/
#define TDA10071_TS_SERIAL 0
#define TDA10071_TS_PARALLEL 1
u8 ts_mode;
/* Input spectrum inversion.
* Default: 0
* Values: 0, 1
*/
bool spec_inv;
/* Xtal frequency Hz
* Default: none, must set
* Values:
*/
u32 xtal;
/* PLL multiplier.
* Default: none, must set
* Values:
*/
u8 pll_multiplier;
};
#if IS_REACHABLE(CONFIG_DVB_TDA10071)
extern struct dvb_frontend *tda10071_attach(
const struct tda10071_config *config, struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *tda10071_attach(
const struct tda10071_config *config, struct i2c_adapter *i2c)
{
dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* TDA10071_H */

8
drivers/media/dvb-frontends/tda10071_priv.h
View File

@ -26,10 +26,14 @@
#include <linux/firmware.h>
struct tda10071_priv {
struct i2c_adapter *i2c;
struct dvb_frontend fe;
struct i2c_client *client;
struct tda10071_config cfg;
u32 clk;
u16 i2c_wr_max;
u8 ts_mode;
bool spec_inv;
u8 pll_multiplier;
u8 tuner_i2c_addr;
u8 meas_count[2];
u32 ber;