diff options
Diffstat (limited to 'drivers/media/dvb-frontends/tda10071.c')
| -rw-r--r-- | drivers/media/dvb-frontends/tda10071.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/media/dvb-frontends/tda10071.c b/drivers/media/dvb-frontends/tda10071.c index 16a4bc54dbe7..2521f7e23018 100644 --- a/drivers/media/dvb-frontends/tda10071.c +++ b/drivers/media/dvb-frontends/tda10071.c @@ -30,7 +30,7 @@ static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val, u8 buf[len+1]; struct i2c_msg msg[1] = { { - .addr = priv->cfg.i2c_address, + .addr = priv->cfg.demod_i2c_addr, .flags = 0, .len = sizeof(buf), .buf = buf, @@ -59,12 +59,12 @@ static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val, u8 buf[len]; struct i2c_msg msg[2] = { { - .addr = priv->cfg.i2c_address, + .addr = priv->cfg.demod_i2c_addr, .flags = 0, .len = 1, .buf = ®, }, { - .addr = priv->cfg.i2c_address, + .addr = priv->cfg.demod_i2c_addr, .flags = I2C_M_RD, .len = sizeof(buf), .buf = buf, @@ -1064,7 +1064,7 @@ static int tda10071_init(struct dvb_frontend *fe) cmd.args[2] = 0x00; cmd.args[3] = 0x00; cmd.args[4] = 0x00; - cmd.args[5] = 0x14; + cmd.args[5] = (priv->cfg.tuner_i2c_addr) ? priv->cfg.tuner_i2c_addr : 0x14; cmd.args[6] = 0x00; cmd.args[7] = 0x03; cmd.args[8] = 0x02; @@ -1202,6 +1202,20 @@ struct dvb_frontend *tda10071_attach(const struct tda10071_config *config, 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)); |