diff options
Diffstat (limited to 'drivers/media/dvb')
| -rw-r--r-- | drivers/media/dvb/b2c2/Makefile | 7 | ||||
| -rw-r--r-- | drivers/media/dvb/cinergyT2/cinergyT2.c | 3 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/tda10086.c | 21 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/tda826x.c | 4 |
4 files changed, 24 insertions, 11 deletions
diff --git a/drivers/media/dvb/b2c2/Makefile b/drivers/media/dvb/b2c2/Makefile index 1a1c3bca55f..bff00b58bf6 100644 --- a/drivers/media/dvb/b2c2/Makefile +++ b/drivers/media/dvb/b2c2/Makefile @@ -1,8 +1,11 @@ b2c2-flexcop-objs = flexcop.o flexcop-fe-tuner.o flexcop-i2c.o \ - flexcop-sram.o flexcop-eeprom.o flexcop-misc.o flexcop-hw-filter.o \ - flexcop-dma.o + flexcop-sram.o flexcop-eeprom.o flexcop-misc.o flexcop-hw-filter.o obj-$(CONFIG_DVB_B2C2_FLEXCOP) += b2c2-flexcop.o +ifneq ($(CONFIG_DVB_B2C2_FLEXCOP_PCI),) +b2c2-flexcop-objs += flexcop-dma.o +endif + b2c2-flexcop-pci-objs = flexcop-pci.o obj-$(CONFIG_DVB_B2C2_FLEXCOP_PCI) += b2c2-flexcop-pci.o diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c index 34d7abc900d..6aba5b39ed1 100644 --- a/drivers/media/dvb/cinergyT2/cinergyT2.c +++ b/drivers/media/dvb/cinergyT2/cinergyT2.c @@ -519,8 +519,7 @@ static int cinergyt2_release (struct inode *inode, struct file *file) struct dvb_device *dvbdev = file->private_data; struct cinergyt2 *cinergyt2 = dvbdev->priv; - if (mutex_lock_interruptible(&cinergyt2->sem)) - return -ERESTARTSYS; + mutex_lock(&cinergyt2->sem); if (!cinergyt2->disconnect_pending && (file->f_flags & O_ACCMODE) != O_RDONLY) { cancel_delayed_work(&cinergyt2->query_work); diff --git a/drivers/media/dvb/frontends/tda10086.c b/drivers/media/dvb/frontends/tda10086.c index ccc429cbbad..0f2d4b41556 100644 --- a/drivers/media/dvb/frontends/tda10086.c +++ b/drivers/media/dvb/frontends/tda10086.c @@ -41,6 +41,7 @@ struct tda10086_state { /* private demod data */ u32 frequency; u32 symbol_rate; + bool has_lock; }; static int debug = 0; @@ -116,7 +117,7 @@ static int tda10086_init(struct dvb_frontend* fe) // misc setup tda10086_write_byte(state, 0x01, 0x94); tda10086_write_byte(state, 0x02, 0x35); // NOTE: TT drivers appear to disable CSWP - tda10086_write_byte(state, 0x03, 0x64); + tda10086_write_byte(state, 0x03, 0xe4); tda10086_write_byte(state, 0x04, 0x43); tda10086_write_byte(state, 0x0c, 0x0c); tda10086_write_byte(state, 0x1b, 0xb0); // noise threshold @@ -146,7 +147,7 @@ static int tda10086_init(struct dvb_frontend* fe) // setup AGC tda10086_write_byte(state, 0x05, 0x0B); tda10086_write_byte(state, 0x37, 0x63); - tda10086_write_byte(state, 0x3f, 0x03); // NOTE: flydvb uses 0x0a and varies it + tda10086_write_byte(state, 0x3f, 0x0a); // NOTE: flydvb varies it tda10086_write_byte(state, 0x40, 0x64); tda10086_write_byte(state, 0x41, 0x4f); tda10086_write_byte(state, 0x42, 0x43); @@ -398,6 +399,10 @@ static int tda10086_set_frontend(struct dvb_frontend* fe, dprintk ("%s\n", __FUNCTION__); + // modify parameters for tuning + tda10086_write_byte(state, 0x02, 0x35); + state->has_lock = false; + // set params if (fe->ops.tuner_ops.set_params) { fe->ops.tuner_ops.set_params(fe, fe_params); @@ -542,8 +547,14 @@ static int tda10086_read_status(struct dvb_frontend* fe, fe_status_t *fe_status) *fe_status |= FE_HAS_VITERBI; if (val & 0x08) *fe_status |= FE_HAS_SYNC; - if (val & 0x10) + if (val & 0x10) { *fe_status |= FE_HAS_LOCK; + if (!state->has_lock) { + state->has_lock = true; + // modify parameters for stable reception + tda10086_write_byte(state, 0x02, 0x00); + } + } return 0; } @@ -555,7 +566,7 @@ static int tda10086_read_signal_strength(struct dvb_frontend* fe, u16 * signal) dprintk ("%s\n", __FUNCTION__); - _str = tda10086_read_byte(state, 0x43); + _str = 0xff - tda10086_read_byte(state, 0x43); *signal = (_str << 8) | _str; return 0; @@ -568,7 +579,7 @@ static int tda10086_read_snr(struct dvb_frontend* fe, u16 * snr) dprintk ("%s\n", __FUNCTION__); - _snr = tda10086_read_byte(state, 0x1c); + _snr = 0xff - tda10086_read_byte(state, 0x1c); *snr = (_snr << 8) | _snr; return 0; diff --git a/drivers/media/dvb/frontends/tda826x.c b/drivers/media/dvb/frontends/tda826x.c index 79f971dc52b..bd3ebc28483 100644 --- a/drivers/media/dvb/frontends/tda826x.c +++ b/drivers/media/dvb/frontends/tda826x.c @@ -89,8 +89,8 @@ static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_param buf[2] = (1<<5) | 0x0b; // 1Mhz + 0.45 VCO buf[3] = div >> 7; buf[4] = div << 1; - buf[5] = 0xff; // basedband filter to max - buf[6] = 0xfe; // gains at max + no RF attenuation + buf[5] = 0x77; // baseband cut-off 19 MHz + buf[6] = 0xfe; // baseband gain 9 db + no RF attenuation buf[7] = 0x83; // charge pumps at high, tests off buf[8] = 0x80; // recommended value 4 for AMPVCO + disable ports. buf[9] = 0x1a; // normal caltime + recommended values for SELTH + SELVTL |