diff options
Diffstat (limited to 'drivers/media/dvb/dvb-core')
-rw-r--r-- | drivers/media/dvb/dvb-core/Makefile | 4 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-core/dmxdev.c | 8 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-core/dvb_frontend.c | 98 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-core/dvb_frontend.h | 1 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-core/dvb_net.c | 2 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-core/dvb_net.h | 21 |
6 files changed, 87 insertions, 47 deletions
diff --git a/drivers/media/dvb/dvb-core/Makefile b/drivers/media/dvb/dvb-core/Makefile index 0b51828..8f22bcd 100644 --- a/drivers/media/dvb/dvb-core/Makefile +++ b/drivers/media/dvb/dvb-core/Makefile @@ -2,8 +2,10 @@ # Makefile for the kernel DVB device drivers. # +dvb-net-$(CONFIG_DVB_NET) := dvb_net.o + dvb-core-objs := dvbdev.o dmxdev.o dvb_demux.o dvb_filter.o \ dvb_ca_en50221.o dvb_frontend.o \ - dvb_net.o dvb_ringbuffer.o dvb_math.o + $(dvb-net-y) dvb_ringbuffer.o dvb_math.o obj-$(CONFIG_DVB_CORE) += dvb-core.o diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c index e4b5c03..4f8c3f7 100644 --- a/drivers/media/dvb/dvb-core/dmxdev.c +++ b/drivers/media/dvb/dvb-core/dmxdev.c @@ -380,10 +380,8 @@ static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len, ret = dvb_dmxdev_buffer_write(&dmxdevfilter->buffer, buffer2, buffer2_len); } - if (ret < 0) { - dvb_ringbuffer_flush(&dmxdevfilter->buffer); + if (ret < 0) dmxdevfilter->buffer.error = ret; - } if (dmxdevfilter->params.sec.flags & DMX_ONESHOT) dmxdevfilter->state = DMXDEV_STATE_DONE; spin_unlock(&dmxdevfilter->dev->lock); @@ -419,10 +417,8 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len, ret = dvb_dmxdev_buffer_write(buffer, buffer1, buffer1_len); if (ret == buffer1_len) ret = dvb_dmxdev_buffer_write(buffer, buffer2, buffer2_len); - if (ret < 0) { - dvb_ringbuffer_flush(buffer); + if (ret < 0) buffer->error = ret; - } spin_unlock(&dmxdevfilter->dev->lock); wake_up(&buffer->queue); return 0; diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index 5b6b451..2c0acdb 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -149,30 +149,25 @@ static void dvb_frontend_add_event(struct dvb_frontend *fe, fe_status_t status) dprintk ("%s\n", __func__); - if (mutex_lock_interruptible (&events->mtx)) - return; + if ((status & FE_HAS_LOCK) && fe->ops.get_frontend) + fe->ops.get_frontend(fe, &fepriv->parameters_out); - wp = (events->eventw + 1) % MAX_EVENT; + mutex_lock(&events->mtx); + wp = (events->eventw + 1) % MAX_EVENT; if (wp == events->eventr) { events->overflow = 1; events->eventr = (events->eventr + 1) % MAX_EVENT; } e = &events->events[events->eventw]; - - if (status & FE_HAS_LOCK) - if (fe->ops.get_frontend) - fe->ops.get_frontend(fe, &fepriv->parameters_out); - + e->status = status; e->parameters = fepriv->parameters_out; events->eventw = wp; mutex_unlock(&events->mtx); - e->status = status; - wake_up_interruptible (&events->wait_queue); } @@ -207,19 +202,24 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe, return ret; } - if (mutex_lock_interruptible (&events->mtx)) - return -ERESTARTSYS; - - memcpy (event, &events->events[events->eventr], - sizeof(struct dvb_frontend_event)); - + mutex_lock(&events->mtx); + *event = events->events[events->eventr]; events->eventr = (events->eventr + 1) % MAX_EVENT; - mutex_unlock(&events->mtx); return 0; } +static void dvb_frontend_clear_events(struct dvb_frontend *fe) +{ + struct dvb_frontend_private *fepriv = fe->frontend_priv; + struct dvb_fe_events *events = &fepriv->events; + + mutex_lock(&events->mtx); + events->eventr = events->eventw; + mutex_unlock(&events->mtx); +} + static void dvb_frontend_init(struct dvb_frontend *fe) { dprintk ("DVB: initialising adapter %i frontend %i (%s)...\n", @@ -537,7 +537,6 @@ static int dvb_frontend_thread(void *data) { struct dvb_frontend *fe = data; struct dvb_frontend_private *fepriv = fe->frontend_priv; - unsigned long timeout; fe_status_t s; enum dvbfe_algo algo; @@ -558,7 +557,7 @@ static int dvb_frontend_thread(void *data) while (1) { up(&fepriv->sem); /* is locked when we enter the thread... */ restart: - timeout = wait_event_interruptible_timeout(fepriv->wait_queue, + wait_event_interruptible_timeout(fepriv->wait_queue, dvb_frontend_should_wakeup(fe) || kthread_should_stop() || freezing(current), fepriv->delay); @@ -577,12 +576,10 @@ restart: if (fepriv->reinitialise) { dvb_frontend_init(fe); - if (fepriv->tone != -1) { + if (fe->ops.set_tone && fepriv->tone != -1) fe->ops.set_tone(fe, fepriv->tone); - } - if (fepriv->voltage != -1) { + if (fe->ops.set_voltage && fepriv->voltage != -1) fe->ops.set_voltage(fe, fepriv->voltage); - } fepriv->reinitialise = 0; } @@ -904,7 +901,7 @@ static int dvb_frontend_clear_cache(struct dvb_frontend *fe) .buffer = b \ } -static struct dtv_cmds_h dtv_cmds[] = { +static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = { _DTV_CMD(DTV_TUNE, 1, 0), _DTV_CMD(DTV_CLEAR, 1, 0), @@ -966,6 +963,7 @@ static struct dtv_cmds_h dtv_cmds[] = { _DTV_CMD(DTV_ISDBT_LAYERC_TIME_INTERLEAVING, 0, 0), _DTV_CMD(DTV_ISDBS_TS_ID, 1, 0), + _DTV_CMD(DTV_DVBT2_PLP_ID, 1, 0), /* Get */ _DTV_CMD(DTV_DISEQC_SLAVE_REPLY, 0, 1), @@ -1018,6 +1016,29 @@ static int is_legacy_delivery_system(fe_delivery_system_t s) return 0; } +/* Initialize the cache with some default values derived from the + * legacy frontend_info structure. + */ +static void dtv_property_cache_init(struct dvb_frontend *fe, + struct dtv_frontend_properties *c) +{ + switch (fe->ops.info.type) { + case FE_QPSK: + c->modulation = QPSK; /* implied for DVB-S in legacy API */ + c->rolloff = ROLLOFF_35;/* implied for DVB-S */ + c->delivery_system = SYS_DVBS; + break; + case FE_QAM: + c->delivery_system = SYS_DVBC_ANNEX_AC; + break; + case FE_OFDM: + c->delivery_system = SYS_DVBT; + break; + case FE_ATSC: + break; + } +} + /* Synchronise the legacy tuning parameters into the cache, so that demodulator * drivers can use a single set_frontend tuning function, regardless of whether * it's being used for the legacy or new API, reducing code and complexity. @@ -1031,17 +1052,13 @@ static void dtv_property_cache_sync(struct dvb_frontend *fe, switch (fe->ops.info.type) { case FE_QPSK: - c->modulation = QPSK; /* implied for DVB-S in legacy API */ - c->rolloff = ROLLOFF_35;/* implied for DVB-S */ c->symbol_rate = p->u.qpsk.symbol_rate; c->fec_inner = p->u.qpsk.fec_inner; - c->delivery_system = SYS_DVBS; break; case FE_QAM: c->symbol_rate = p->u.qam.symbol_rate; c->fec_inner = p->u.qam.fec_inner; c->modulation = p->u.qam.modulation; - c->delivery_system = SYS_DVBC_ANNEX_AC; break; case FE_OFDM: if (p->u.ofdm.bandwidth == BANDWIDTH_6_MHZ) @@ -1059,7 +1076,6 @@ static void dtv_property_cache_sync(struct dvb_frontend *fe, c->transmission_mode = p->u.ofdm.transmission_mode; c->guard_interval = p->u.ofdm.guard_interval; c->hierarchy = p->u.ofdm.hierarchy_information; - c->delivery_system = SYS_DVBT; break; case FE_ATSC: c->modulation = p->u.vsb.modulation; @@ -1131,16 +1147,13 @@ static void dtv_property_adv_params_sync(struct dvb_frontend *fe) p->frequency = c->frequency; p->inversion = c->inversion; - switch(c->modulation) { - case PSK_8: - case APSK_16: - case APSK_32: - case QPSK: + if (c->delivery_system == SYS_DSS || + c->delivery_system == SYS_DVBS || + c->delivery_system == SYS_DVBS2 || + c->delivery_system == SYS_ISDBS || + c->delivery_system == SYS_TURBO) { p->u.qpsk.symbol_rate = c->symbol_rate; p->u.qpsk.fec_inner = c->fec_inner; - break; - default: - break; } /* Fake out a generic DVB-T request so we pass validation in the ioctl */ @@ -1823,9 +1836,17 @@ static int dvb_frontend_ioctl_legacy(struct file *file, memcpy (&fepriv->parameters_in, parg, sizeof (struct dvb_frontend_parameters)); + dtv_property_cache_init(fe, c); dtv_property_cache_sync(fe, c, &fepriv->parameters_in); } + /* + * Initialize output parameters to match the values given by + * the user. FE_SET_FRONTEND triggers an initial frontend event + * with status = 0, which copies output parameters to userspace. + */ + fepriv->parameters_out = fepriv->parameters_in; + memset(&fetunesettings, 0, sizeof(struct dvb_frontend_tune_settings)); memcpy(&fetunesettings.parameters, parg, sizeof (struct dvb_frontend_parameters)); @@ -1883,8 +1904,9 @@ static int dvb_frontend_ioctl_legacy(struct file *file, /* Request the search algorithm to search */ fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN; - dvb_frontend_wakeup(fe); + dvb_frontend_clear_events(fe); dvb_frontend_add_event(fe, 0); + dvb_frontend_wakeup(fe); fepriv->status = 0; err = 0; break; diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h index 5590eb6..67bbfa7 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb/dvb-core/dvb_frontend.h @@ -209,6 +209,7 @@ struct dvb_tuner_ops { int (*get_frequency)(struct dvb_frontend *fe, u32 *frequency); int (*get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth); + int (*get_if_frequency)(struct dvb_frontend *fe, u32 *frequency); #define TUNER_STATUS_LOCKED 1 #define TUNER_STATUS_STEREO 2 diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c index 51752a9..93d9869 100644 --- a/drivers/media/dvb/dvb-core/dvb_net.c +++ b/drivers/media/dvb/dvb-core/dvb_net.c @@ -1230,7 +1230,7 @@ static const struct net_device_ops dvb_netdev_ops = { .ndo_open = dvb_net_open, .ndo_stop = dvb_net_stop, .ndo_start_xmit = dvb_net_tx, - .ndo_set_multicast_list = dvb_net_set_multicast_list, + .ndo_set_rx_mode = dvb_net_set_multicast_list, .ndo_set_mac_address = dvb_net_set_mac, .ndo_change_mtu = eth_change_mtu, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/media/dvb/dvb-core/dvb_net.h b/drivers/media/dvb/dvb-core/dvb_net.h index 3a3126ca..1e53acd 100644 --- a/drivers/media/dvb/dvb-core/dvb_net.h +++ b/drivers/media/dvb/dvb-core/dvb_net.h @@ -32,6 +32,8 @@ #define DVB_NET_DEVICES_MAX 10 +#ifdef CONFIG_DVB_NET + struct dvb_net { struct dvb_device *dvbdev; struct net_device *device[DVB_NET_DEVICES_MAX]; @@ -40,8 +42,25 @@ struct dvb_net { struct dmx_demux *demux; }; - void dvb_net_release(struct dvb_net *); int dvb_net_init(struct dvb_adapter *, struct dvb_net *, struct dmx_demux *); +#else + +struct dvb_net { + struct dvb_device *dvbdev; +}; + +static inline void dvb_net_release(struct dvb_net *dvbnet) +{ +} + +static inline int dvb_net_init(struct dvb_adapter *adap, + struct dvb_net *dvbnet, struct dmx_demux *dmx) +{ + return 0; +} + +#endif /* ifdef CONFIG_DVB_NET */ + #endif |