forked from luck/tmp_suning_uos_patched
[media] tua9001: various minor changes
Fix logging. Style issues. Rename things. 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
Mauro Carvalho Chehab
parent
96676239f5
commit
465433fa37
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@ -234,7 +234,7 @@ config MEDIA_TUNER_M88RS6000T
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Montage M88RS6000 internal tuner.
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config MEDIA_TUNER_TUA9001
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tristate "Infineon TUA 9001 silicon tuner"
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tristate "Infineon TUA9001 silicon tuner"
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depends on MEDIA_SUPPORT && I2C
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default m if !MEDIA_SUBDRV_AUTOSELECT
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help
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@ -1,5 +1,5 @@
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/*
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* Infineon TUA 9001 silicon tuner driver
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* Infineon TUA9001 silicon tuner driver
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*
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* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
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*
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@ -12,35 +12,30 @@
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "tua9001.h"
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#include "tua9001_priv.h"
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/* write register */
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static int tua9001_wr_reg(struct tua9001_priv *priv, u8 reg, u16 val)
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static int tua9001_wr_reg(struct tua9001_dev *dev, u8 reg, u16 val)
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{
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struct i2c_client *client = dev->client;
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int ret;
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u8 buf[3] = { reg, (val >> 8) & 0xff, (val >> 0) & 0xff };
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struct i2c_msg msg[1] = {
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{
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.addr = priv->i2c_addr,
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.addr = client->addr,
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.flags = 0,
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.len = sizeof(buf),
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.buf = buf,
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}
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};
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ret = i2c_transfer(priv->i2c, msg, 1);
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ret = i2c_transfer(client->adapter, msg, 1);
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if (ret == 1) {
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ret = 0;
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} else {
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dev_warn(&priv->i2c->dev, "%s: i2c wr failed=%d reg=%02x\n",
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KBUILD_MODNAME, ret, reg);
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dev_warn(&client->dev, "i2c wr failed=%d reg=%02x\n", ret, reg);
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ret = -EREMOTEIO;
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}
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@ -49,76 +44,81 @@ static int tua9001_wr_reg(struct tua9001_priv *priv, u8 reg, u16 val)
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static int tua9001_init(struct dvb_frontend *fe)
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{
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struct tua9001_priv *priv = fe->tuner_priv;
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int ret = 0;
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u8 i;
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struct reg_val data[] = {
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{ 0x1e, 0x6512 },
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{ 0x25, 0xb888 },
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{ 0x39, 0x5460 },
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{ 0x3b, 0x00c0 },
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{ 0x3a, 0xf000 },
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{ 0x08, 0x0000 },
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{ 0x32, 0x0030 },
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{ 0x41, 0x703a },
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{ 0x40, 0x1c78 },
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{ 0x2c, 0x1c00 },
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{ 0x36, 0xc013 },
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{ 0x37, 0x6f18 },
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{ 0x27, 0x0008 },
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{ 0x2a, 0x0001 },
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{ 0x34, 0x0a40 },
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struct tua9001_dev *dev = fe->tuner_priv;
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struct i2c_client *client = dev->client;
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int ret, i;
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static const struct tua9001_reg_val data[] = {
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{0x1e, 0x6512},
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{0x25, 0xb888},
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{0x39, 0x5460},
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{0x3b, 0x00c0},
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{0x3a, 0xf000},
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{0x08, 0x0000},
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{0x32, 0x0030},
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{0x41, 0x703a},
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{0x40, 0x1c78},
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{0x2c, 0x1c00},
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{0x36, 0xc013},
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{0x37, 0x6f18},
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{0x27, 0x0008},
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{0x2a, 0x0001},
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{0x34, 0x0a40},
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};
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dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
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dev_dbg(&client->dev, "\n");
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if (fe->callback) {
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ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
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ret = fe->callback(client->adapter,
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DVB_FRONTEND_COMPONENT_TUNER,
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TUA9001_CMD_RESETN, 0);
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if (ret < 0)
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if (ret)
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goto err;
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}
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for (i = 0; i < ARRAY_SIZE(data); i++) {
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ret = tua9001_wr_reg(priv, data[i].reg, data[i].val);
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if (ret < 0)
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ret = tua9001_wr_reg(dev, data[i].reg, data[i].val);
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if (ret)
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goto err;
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}
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return 0;
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err:
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if (ret < 0)
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dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tua9001_sleep(struct dvb_frontend *fe)
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{
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struct tua9001_priv *priv = fe->tuner_priv;
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int ret = 0;
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struct tua9001_dev *dev = fe->tuner_priv;
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struct i2c_client *client = dev->client;
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int ret;
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dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
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dev_dbg(&client->dev, "\n");
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if (fe->callback)
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ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
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if (fe->callback) {
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ret = fe->callback(client->adapter,
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DVB_FRONTEND_COMPONENT_TUNER,
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TUA9001_CMD_RESETN, 1);
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if (ret < 0)
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dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
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if (ret)
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goto err;
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}
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return 0;
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err:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tua9001_set_params(struct dvb_frontend *fe)
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{
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struct tua9001_priv *priv = fe->tuner_priv;
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struct tua9001_dev *dev = fe->tuner_priv;
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struct i2c_client *client = dev->client;
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struct dtv_frontend_properties *c = &fe->dtv_property_cache;
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int ret = 0, i;
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int ret, i;
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u16 val;
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u32 frequency;
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struct reg_val data[2];
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struct tua9001_reg_val data[2];
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dev_dbg(&priv->i2c->dev, "%s: delivery_system=%d frequency=%d " \
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"bandwidth_hz=%d\n", __func__,
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dev_dbg(&client->dev,
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"delivery_system=%u frequency=%u bandwidth_hz=%u\n",
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c->delivery_system, c->frequency, c->bandwidth_hz);
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switch (c->delivery_system) {
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@ -158,49 +158,48 @@ static int tua9001_set_params(struct dvb_frontend *fe)
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data[1].val = frequency;
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if (fe->callback) {
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ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
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ret = fe->callback(client->adapter,
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DVB_FRONTEND_COMPONENT_TUNER,
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TUA9001_CMD_RXEN, 0);
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if (ret < 0)
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if (ret)
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goto err;
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}
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for (i = 0; i < ARRAY_SIZE(data); i++) {
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ret = tua9001_wr_reg(priv, data[i].reg, data[i].val);
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if (ret < 0)
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ret = tua9001_wr_reg(dev, data[i].reg, data[i].val);
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if (ret)
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goto err;
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}
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if (fe->callback) {
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ret = fe->callback(priv->i2c, DVB_FRONTEND_COMPONENT_TUNER,
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ret = fe->callback(client->adapter,
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DVB_FRONTEND_COMPONENT_TUNER,
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TUA9001_CMD_RXEN, 1);
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if (ret < 0)
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if (ret)
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goto err;
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}
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return 0;
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err:
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if (ret < 0)
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dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tua9001_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
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{
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struct tua9001_priv *priv = fe->tuner_priv;
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struct tua9001_dev *dev = fe->tuner_priv;
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struct i2c_client *client = dev->client;
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dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
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dev_dbg(&client->dev, "\n");
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*frequency = 0; /* Zero-IF */
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return 0;
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}
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static const struct dvb_tuner_ops tua9001_tuner_ops = {
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.info = {
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.name = "Infineon TUA 9001",
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.name = "Infineon TUA9001",
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.frequency_min = 170000000,
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.frequency_max = 862000000,
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.frequency_step = 0,
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},
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.init = tua9001_init,
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@ -213,7 +212,7 @@ static const struct dvb_tuner_ops tua9001_tuner_ops = {
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static int tua9001_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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struct tua9001_priv *dev;
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struct tua9001_dev *dev;
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struct tua9001_platform_data *pdata = client->dev.platform_data;
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struct dvb_frontend *fe = pdata->dvb_frontend;
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int ret;
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@ -225,8 +224,6 @@ static int tua9001_probe(struct i2c_client *client,
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}
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dev->client = client;
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dev->i2c_addr = client->addr;
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dev->i2c = client->adapter;
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dev->fe = pdata->dvb_frontend;
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if (fe->callback) {
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@ -254,7 +251,7 @@ static int tua9001_probe(struct i2c_client *client,
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sizeof(struct dvb_tuner_ops));
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i2c_set_clientdata(client, dev);
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dev_info(&client->dev, "Infineon TUA 9001 successfully attached\n");
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dev_info(&client->dev, "Infineon TUA9001 successfully attached\n");
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return 0;
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err_kfree:
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kfree(dev);
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@ -265,7 +262,7 @@ static int tua9001_probe(struct i2c_client *client,
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static int tua9001_remove(struct i2c_client *client)
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{
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struct tua9001_priv *dev = i2c_get_clientdata(client);
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struct tua9001_dev *dev = i2c_get_clientdata(client);
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struct dvb_frontend *fe = dev->fe;
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int ret;
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@ -305,6 +302,6 @@ static struct i2c_driver tua9001_driver = {
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module_i2c_driver(tua9001_driver);
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MODULE_DESCRIPTION("Infineon TUA 9001 silicon tuner driver");
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MODULE_DESCRIPTION("Infineon TUA9001 silicon tuner driver");
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MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
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MODULE_LICENSE("GPL");
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@ -1,5 +1,5 @@
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/*
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* Infineon TUA 9001 silicon tuner driver
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* Infineon TUA9001 silicon tuner driver
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*
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* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
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*
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@ -12,10 +12,6 @@
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef TUA9001_H
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@ -1,5 +1,5 @@
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/*
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* Infineon TUA 9001 silicon tuner driver
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* Infineon TUA9001 silicon tuner driver
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*
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* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
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*
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@ -12,25 +12,21 @@
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef TUA9001_PRIV_H
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#define TUA9001_PRIV_H
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struct reg_val {
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#include "tua9001.h"
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struct tua9001_reg_val {
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u8 reg;
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u16 val;
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};
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struct tua9001_priv {
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struct i2c_client *client;
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struct i2c_adapter *i2c;
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u8 i2c_addr;
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struct tua9001_dev {
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struct dvb_frontend *fe;
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struct i2c_client *client;
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};
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#endif
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