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Commit 465433fa authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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[media] tua9001: various minor changes 

Fix logging. Style issues. Rename things.
Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent 96676239
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Showing with 83 additions and 94 deletions
drivers/media/tuners/Kconfig
View file @ 465433fa
......@@ -234,7 +234,7 @@ config MEDIA_TUNER_M88RS6000T
Montage M88RS6000 internal tuner.
config MEDIA_TUNER_TUA9001
tristate "Infineon TUA 9001 silicon tuner"
tristate "Infineon TUA9001 silicon tuner"
depends on MEDIA_SUPPORT && I2C
default m if !MEDIA_SUBDRV_AUTOSELECT
help
......
drivers/media/tuners/tua9001.c
View file @ 465433fa
/*
* Infineon TUA 9001 silicon tuner driver
* Infineon TUA9001 silicon tuner driver
*
* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
*
......@@ -12,35 +12,30 @@
* 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.
*/
#include "tua9001.h"
#include "tua9001_priv.h"
/* write register */
static int tua9001_wr_reg(struct tua9001_priv *priv, u8 reg, u16 val)
static int tua9001_wr_reg(struct tua9001_dev *dev, u8 reg, u16 val)
{
struct i2c_client *client = dev->client;
int ret;
u8 buf[3] = { reg, (val >> 8) & 0xff, (val >> 0) & 0xff };
struct i2c_msg msg[1] = {
{
.addr = priv->i2c_addr,
.addr = client->addr,
.flags = 0,
.len = sizeof(buf),
.buf = buf,
}
};
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\n",
KBUILD_MODNAME, ret, reg);
dev_warn(&client->dev, "i2c wr failed=%d reg=%02x\n", ret, reg);
ret = -EREMOTEIO;
}
......@@ -49,77 +44,82 @@ static int tua9001_wr_reg(struct tua9001_priv *priv, u8 reg, u16 val)
static int tua9001_init(struct dvb_frontend *fe)
{
struct tua9001_priv *priv = fe->tuner_priv;
int ret = 0;
u8 i;
struct reg_val data[] = {
{ 0x1e, 0x6512 },
{ 0x25, 0xb888 },
{ 0x39, 0x5460 },
{ 0x3b, 0x00c0 },
{ 0x3a, 0xf000 },
{ 0x08, 0x0000 },
{ 0x32, 0x0030 },
{ 0x41, 0x703a },
{ 0x40, 0x1c78 },
{ 0x2c, 0x1c00 },
{ 0x36, 0xc013 },
{ 0x37, 0x6f18 },
{ 0x27, 0x0008 },
{ 0x2a, 0x0001 },
{ 0x34, 0x0a40 },
struct tua9001_dev *dev = fe->tuner_priv;
struct i2c_client *client = dev->client;
int ret, i;
static const struct tua9001_reg_val data[] = {
{0x1e, 0x6512},
{0x25, 0xb888},
{0x39, 0x5460},
{0x3b, 0x00c0},
{0x3a, 0xf000},
{0x08, 0x0000},
{0x32, 0x0030},
{0x41, 0x703a},
{0x40, 0x1c78},
{0x2c, 0x1c00},
{0x36, 0xc013},
{0x37, 0x6f18},
{0x27, 0x0008},
{0x2a, 0x0001},
{0x34, 0x0a40},
};
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
dev_dbg(&client->dev, "\n");
if (fe->callback) {
ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RESETN, 0);
if (ret < 0)
ret = fe->callback(client->adapter,
DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RESETN, 0);
if (ret)
goto err;
}
for (i = 0; i < ARRAY_SIZE(data); i++) {
ret = tua9001_wr_reg(priv, data[i].reg, data[i].val);
if (ret < 0)
ret = tua9001_wr_reg(dev, data[i].reg, data[i].val);
if (ret)
goto err;
}
return 0;
err:
if (ret < 0)
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tua9001_sleep(struct dvb_frontend *fe)
{
struct tua9001_priv *priv = fe->tuner_priv;
int ret = 0;
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
if (fe->callback)
ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RESETN, 1);
struct tua9001_dev *dev = fe->tuner_priv;
struct i2c_client *client = dev->client;
int ret;
if (ret < 0)
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "\n");
if (fe->callback) {
ret = fe->callback(client->adapter,
DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RESETN, 1);
if (ret)
goto err;
}
return 0;
err:
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tua9001_set_params(struct dvb_frontend *fe)
{
struct tua9001_priv *priv = fe->tuner_priv;
struct tua9001_dev *dev = fe->tuner_priv;
struct i2c_client *client = dev->client;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret = 0, i;
int ret, i;
u16 val;
u32 frequency;
struct reg_val data[2];
struct tua9001_reg_val data[2];
dev_dbg(&priv->i2c->dev, "%s: delivery_system=%d frequency=%d " \
"bandwidth_hz=%d\n", __func__,
c->delivery_system, c->frequency, c->bandwidth_hz);
dev_dbg(&client->dev,
"delivery_system=%u frequency=%u bandwidth_hz=%u\n",
c->delivery_system, c->frequency, c->bandwidth_hz);
switch (c->delivery_system) {
case SYS_DVBT:
......@@ -158,49 +158,48 @@ static int tua9001_set_params(struct dvb_frontend *fe)
data[1].val = frequency;
if (fe->callback) {
ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RXEN, 0);
if (ret < 0)
ret = fe->callback(client->adapter,
DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RXEN, 0);
if (ret)
goto err;
}
for (i = 0; i < ARRAY_SIZE(data); i++) {
ret = tua9001_wr_reg(priv, data[i].reg, data[i].val);
if (ret < 0)
ret = tua9001_wr_reg(dev, data[i].reg, data[i].val);
if (ret)
goto err;
}
if (fe->callback) {
ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RXEN, 1);
if (ret < 0)
ret = fe->callback(client->adapter,
DVB_FRONTEND_COMPONENT_TUNER,
TUA9001_CMD_RXEN, 1);
if (ret)
goto err;
}
return 0;
err:
if (ret < 0)
dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tua9001_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
{
struct tua9001_priv *priv = fe->tuner_priv;
struct tua9001_dev *dev = fe->tuner_priv;
struct i2c_client *client = dev->client;
dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
dev_dbg(&client->dev, "\n");
*frequency = 0; /* Zero-IF */
return 0;
}
static const struct dvb_tuner_ops tua9001_tuner_ops = {
.info = {
.name = "Infineon TUA 9001",
.name = "Infineon TUA9001",
.frequency_min = 170000000,
.frequency_max = 862000000,
.frequency_step = 0,
},
.init = tua9001_init,
......@@ -213,7 +212,7 @@ static const struct dvb_tuner_ops tua9001_tuner_ops = {
static int tua9001_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct tua9001_priv *dev;
struct tua9001_dev *dev;
struct tua9001_platform_data *pdata = client->dev.platform_data;
struct dvb_frontend *fe = pdata->dvb_frontend;
int ret;
......@@ -225,8 +224,6 @@ static int tua9001_probe(struct i2c_client *client,
}
dev->client = client;
dev->i2c_addr = client->addr;
dev->i2c = client->adapter;
dev->fe = pdata->dvb_frontend;
if (fe->callback) {
......@@ -254,7 +251,7 @@ static int tua9001_probe(struct i2c_client *client,
sizeof(struct dvb_tuner_ops));
i2c_set_clientdata(client, dev);
dev_info(&client->dev, "Infineon TUA 9001 successfully attached\n");
dev_info(&client->dev, "Infineon TUA9001 successfully attached\n");
return 0;
err_kfree:
kfree(dev);
......@@ -265,7 +262,7 @@ static int tua9001_probe(struct i2c_client *client,
static int tua9001_remove(struct i2c_client *client)
{
struct tua9001_priv *dev = i2c_get_clientdata(client);
struct tua9001_dev *dev = i2c_get_clientdata(client);
struct dvb_frontend *fe = dev->fe;
int ret;
......@@ -305,6 +302,6 @@ static struct i2c_driver tua9001_driver = {
module_i2c_driver(tua9001_driver);
MODULE_DESCRIPTION("Infineon TUA 9001 silicon tuner driver");
MODULE_DESCRIPTION("Infineon TUA9001 silicon tuner driver");
MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
MODULE_LICENSE("GPL");
drivers/media/tuners/tua9001.h
View file @ 465433fa
/*
* Infineon TUA 9001 silicon tuner driver
* Infineon TUA9001 silicon tuner driver
*
* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
*
......@@ -12,10 +12,6 @@
* 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.
*/
#ifndef TUA9001_H
......
drivers/media/tuners/tua9001_priv.h
View file @ 465433fa
/*
* Infineon TUA 9001 silicon tuner driver
* Infineon TUA9001 silicon tuner driver
*
* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
*
......@@ -12,25 +12,21 @@
* 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.
*/
#ifndef TUA9001_PRIV_H
#define TUA9001_PRIV_H
struct reg_val {
#include "tua9001.h"
struct tua9001_reg_val {
u8 reg;
u16 val;
};
struct tua9001_priv {
struct i2c_client *client;
struct i2c_adapter *i2c;
u8 i2c_addr;
struct tua9001_dev {
struct dvb_frontend *fe;
struct i2c_client *client;
};
#endif
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