diff options
author | Olivier Grenie <olivier.grenie@dibcom.fr> | 2009-09-18 07:08:43 (GMT) |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-12-05 20:40:03 (GMT) |
commit | f8731f4ddedb78693ae05e40aac5c4817f740518 (patch) | |
tree | 56100674dd3a1c2935ca234fd8086f24322ab163 /drivers/media/dvb/frontends | |
parent | 8171c2059cc4b0507faf3a0e0fdf28cc83d8ac62 (diff) | |
download | linux-f8731f4ddedb78693ae05e40aac5c4817f740518.tar.xz |
V4L/DVB (13049): dib8000: SNR in 10th of dB
dib7000p/dib8000: added pid filtering
dib8000: the SNR is in 10th of dB (not in dB)
dib7000p and dib8000: added the pid filtering. This feature is enabled by module option (dvb-usb module).
Signed-off-by: Olivier Grenie <olivier.grenie@dibcom.fr>
Signed-off-by: Patrick Boettcher <pboettcher@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/frontends')
-rw-r--r-- | drivers/media/dvb/frontends/dib7000p.c | 18 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/dib7000p.h | 13 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/dib8000.c | 21 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/dib8000.h | 14 |
4 files changed, 65 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/dib7000p.c b/drivers/media/dvb/frontends/dib7000p.c index 0781f94..60e1aaa 100644 --- a/drivers/media/dvb/frontends/dib7000p.c +++ b/drivers/media/dvb/frontends/dib7000p.c @@ -1302,6 +1302,24 @@ struct i2c_adapter * dib7000p_get_i2c_master(struct dvb_frontend *demod, enum di } EXPORT_SYMBOL(dib7000p_get_i2c_master); +int dib7000p_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff) +{ + struct dib7000p_state *state = fe->demodulator_priv; + u16 val = dib7000p_read_word(state, 235) & 0xffef; + val |= (onoff & 0x1) << 4; + dprintk("PID filter enabled %d", onoff); + return dib7000p_write_word(state, 235, val); +} +EXPORT_SYMBOL(dib7000p_pid_filter_ctrl); + +int dib7000p_pid_filter(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff) +{ + struct dib7000p_state *state = fe->demodulator_priv; + dprintk("PID filter: index %x, PID %d, OnOff %d", id, pid, onoff); + return dib7000p_write_word(state, 241 + id, onoff ? (1 << 13) | pid : 0); +} +EXPORT_SYMBOL(dib7000p_pid_filter); + int dib7000p_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods, u8 default_addr, struct dib7000p_config cfg[]) { struct dib7000p_state st = { .i2c_adap = i2c }; diff --git a/drivers/media/dvb/frontends/dib7000p.h b/drivers/media/dvb/frontends/dib7000p.h index 02a4c82..3a769df 100644 --- a/drivers/media/dvb/frontends/dib7000p.h +++ b/drivers/media/dvb/frontends/dib7000p.h @@ -51,6 +51,8 @@ extern int dib7000p_i2c_enumeration(struct i2c_adapter *i2c, extern int dib7000p_set_gpio(struct dvb_frontend *, u8 num, u8 dir, u8 val); extern int dib7000p_set_wbd_ref(struct dvb_frontend *, u16 value); extern int dib7000pc_detection(struct i2c_adapter *i2c_adap); +extern int dib7000p_pid_filter(struct dvb_frontend *, u8 id, u16 pid, u8 onoff); +extern int dib7000p_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff); #else static inline struct dvb_frontend *dib7000p_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, @@ -95,6 +97,17 @@ static inline int dib7000pc_detection(struct i2c_adapter *i2c_adap) printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); return -ENODEV; } +static inline int dib7000p_pid_filter(struct dvb_frontend *, u8 id, u16 pid, u8 onoff) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return -ENODEV; +} + +static inline int dib7000p_pid_filter_ctrl(struct dvb_frontend *fe, uint8_t onoff) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return -ENODEV; +} #endif #endif diff --git a/drivers/media/dvb/frontends/dib8000.c b/drivers/media/dvb/frontends/dib8000.c index 852c790..44c2dc9 100644 --- a/drivers/media/dvb/frontends/dib8000.c +++ b/drivers/media/dvb/frontends/dib8000.c @@ -2121,7 +2121,7 @@ static int dib8000_read_snr(struct dvb_frontend *fe, u16 * snr) else result -= intlog10(2) * 10 * noise_exp - 100; - *snr = result / (1 << 24); + *snr = result / ((1 << 24) / 10); return 0; } @@ -2195,6 +2195,25 @@ struct i2c_adapter *dib8000_get_i2c_master(struct dvb_frontend *fe, enum dibx000 EXPORT_SYMBOL(dib8000_get_i2c_master); +int dib8000_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff) +{ + struct dib8000_state *st = fe->demodulator_priv; + u16 val = dib8000_read_word(st, 299) & 0xffef; + val |= (onoff & 0x1) << 4; + + dprintk("pid filter enabled %d", onoff); + return dib8000_write_word(st, 299, val); +} +EXPORT_SYMBOL(dib8000_pid_filter_ctrl); + +int dib8000_pid_filter(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff) +{ + struct dib8000_state *st = fe->demodulator_priv; + dprintk("Index %x, PID %d, OnOff %d", id, pid, onoff); + return dib8000_write_word(st, 305 + id, onoff ? (1 << 13) | pid : 0); +} +EXPORT_SYMBOL(dib8000_pid_filter); + static const struct dvb_frontend_ops dib8000_ops = { .info = { .name = "DiBcom 8000 ISDB-T", diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h index a86de34..8c89482 100644 --- a/drivers/media/dvb/frontends/dib8000.h +++ b/drivers/media/dvb/frontends/dib8000.h @@ -44,6 +44,8 @@ extern int dib8000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u extern int dib8000_set_gpio(struct dvb_frontend *, u8 num, u8 dir, u8 val); extern int dib8000_set_wbd_ref(struct dvb_frontend *, u16 value); +extern int dib8000_pid_filter_ctrl(struct dvb_frontend *, u8 onoff); +extern int dib8000_pid_filter(struct dvb_frontend *, u8 id, u16 pid, u8 onoff); #else static inline struct dvb_frontend *dib8000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg) { @@ -74,6 +76,18 @@ int dib8000_set_wbd_ref(struct dvb_frontend *fe, u16 value) printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); return -ENODEV; } + +int dib8000_pid_filter_ctrl(struct dvb_frontend *fe, u8 onoff) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return -ENODEV; +} + +int dib8000_pid_filter(struct dvb_frontend *fe, u8 id, u16 pid, u8 onoff) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return -ENODEV; +} #endif #endif |