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[media] DVB: dvb_frontend: use shortcut to access fe->dtv_property_cache 

Signed-off-by: Andreas Oberritter <obi@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Andreas Oberritter 2011-05-08 20:03:39 -03:00 коммит произвёл Mauro Carvalho Chehab
Родитель 68bdee0413
Коммит 5072771932
1 изменённых файлов: 106 добавлений и 101 удалений
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207
drivers/media/dvb/dvb-core/dvb_frontend.c
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@ -858,34 +858,34 @@ static int dvb_frontend_check_parameters(struct dvb_frontend *fe,
static int dvb_frontend_clear_cache(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int i;
memset(&(fe->dtv_property_cache), 0,
sizeof(struct dtv_frontend_properties));
memset(c, 0, sizeof(struct dtv_frontend_properties));
fe->dtv_property_cache.state = DTV_CLEAR;
fe->dtv_property_cache.delivery_system = SYS_UNDEFINED;
fe->dtv_property_cache.inversion = INVERSION_AUTO;
fe->dtv_property_cache.fec_inner = FEC_AUTO;
fe->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_AUTO;
fe->dtv_property_cache.bandwidth_hz = BANDWIDTH_AUTO;
fe->dtv_property_cache.guard_interval = GUARD_INTERVAL_AUTO;
fe->dtv_property_cache.hierarchy = HIERARCHY_AUTO;
fe->dtv_property_cache.symbol_rate = QAM_AUTO;
fe->dtv_property_cache.code_rate_HP = FEC_AUTO;
fe->dtv_property_cache.code_rate_LP = FEC_AUTO;
c->state = DTV_CLEAR;
c->delivery_system = SYS_UNDEFINED;
c->inversion = INVERSION_AUTO;
c->fec_inner = FEC_AUTO;
c->transmission_mode = TRANSMISSION_MODE_AUTO;
c->bandwidth_hz = BANDWIDTH_AUTO;
c->guard_interval = GUARD_INTERVAL_AUTO;
c->hierarchy = HIERARCHY_AUTO;
c->symbol_rate = QAM_AUTO;
c->code_rate_HP = FEC_AUTO;
c->code_rate_LP = FEC_AUTO;
fe->dtv_property_cache.isdbt_partial_reception = -1;
fe->dtv_property_cache.isdbt_sb_mode = -1;
fe->dtv_property_cache.isdbt_sb_subchannel = -1;
fe->dtv_property_cache.isdbt_sb_segment_idx = -1;
fe->dtv_property_cache.isdbt_sb_segment_count = -1;
fe->dtv_property_cache.isdbt_layer_enabled = 0x7;
c->isdbt_partial_reception = -1;
c->isdbt_sb_mode = -1;
c->isdbt_sb_subchannel = -1;
c->isdbt_sb_segment_idx = -1;
c->isdbt_sb_segment_count = -1;
c->isdbt_layer_enabled = 0x7;
for (i = 0; i < 3; i++) {
fe->dtv_property_cache.layer[i].fec = FEC_AUTO;
fe->dtv_property_cache.layer[i].modulation = QAM_AUTO;
fe->dtv_property_cache.layer[i].interleaving = -1;
fe->dtv_property_cache.layer[i].segment_count = -1;
c->layer[i].fec = FEC_AUTO;
c->layer[i].modulation = QAM_AUTO;
c->layer[i].interleaving = -1;
c->layer[i].segment_count = -1;
}
return 0;
@ -1194,121 +1194,122 @@ static int dtv_property_process_get(struct dvb_frontend *fe,
struct dtv_property *tvp,
struct file *file)
{
const struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int r;
switch(tvp->cmd) {
case DTV_FREQUENCY:
tvp->u.data = fe->dtv_property_cache.frequency;
tvp->u.data = c->frequency;
break;
case DTV_MODULATION:
tvp->u.data = fe->dtv_property_cache.modulation;
tvp->u.data = c->modulation;
break;
case DTV_BANDWIDTH_HZ:
tvp->u.data = fe->dtv_property_cache.bandwidth_hz;
tvp->u.data = c->bandwidth_hz;
break;
case DTV_INVERSION:
tvp->u.data = fe->dtv_property_cache.inversion;
tvp->u.data = c->inversion;
break;
case DTV_SYMBOL_RATE:
tvp->u.data = fe->dtv_property_cache.symbol_rate;
tvp->u.data = c->symbol_rate;
break;
case DTV_INNER_FEC:
tvp->u.data = fe->dtv_property_cache.fec_inner;
tvp->u.data = c->fec_inner;
break;
case DTV_PILOT:
tvp->u.data = fe->dtv_property_cache.pilot;
tvp->u.data = c->pilot;
break;
case DTV_ROLLOFF:
tvp->u.data = fe->dtv_property_cache.rolloff;
tvp->u.data = c->rolloff;
break;
case DTV_DELIVERY_SYSTEM:
tvp->u.data = fe->dtv_property_cache.delivery_system;
tvp->u.data = c->delivery_system;
break;
case DTV_VOLTAGE:
tvp->u.data = fe->dtv_property_cache.voltage;
tvp->u.data = c->voltage;
break;
case DTV_TONE:
tvp->u.data = fe->dtv_property_cache.sectone;
tvp->u.data = c->sectone;
break;
case DTV_API_VERSION:
tvp->u.data = (DVB_API_VERSION << 8) | DVB_API_VERSION_MINOR;
break;
case DTV_CODE_RATE_HP:
tvp->u.data = fe->dtv_property_cache.code_rate_HP;
tvp->u.data = c->code_rate_HP;
break;
case DTV_CODE_RATE_LP:
tvp->u.data = fe->dtv_property_cache.code_rate_LP;
tvp->u.data = c->code_rate_LP;
break;
case DTV_GUARD_INTERVAL:
tvp->u.data = fe->dtv_property_cache.guard_interval;
tvp->u.data = c->guard_interval;
break;
case DTV_TRANSMISSION_MODE:
tvp->u.data = fe->dtv_property_cache.transmission_mode;
tvp->u.data = c->transmission_mode;
break;
case DTV_HIERARCHY:
tvp->u.data = fe->dtv_property_cache.hierarchy;
tvp->u.data = c->hierarchy;
break;
/* ISDB-T Support here */
case DTV_ISDBT_PARTIAL_RECEPTION:
tvp->u.data = fe->dtv_property_cache.isdbt_partial_reception;
tvp->u.data = c->isdbt_partial_reception;
break;
case DTV_ISDBT_SOUND_BROADCASTING:
tvp->u.data = fe->dtv_property_cache.isdbt_sb_mode;
tvp->u.data = c->isdbt_sb_mode;
break;
case DTV_ISDBT_SB_SUBCHANNEL_ID:
tvp->u.data = fe->dtv_property_cache.isdbt_sb_subchannel;
tvp->u.data = c->isdbt_sb_subchannel;
break;
case DTV_ISDBT_SB_SEGMENT_IDX:
tvp->u.data = fe->dtv_property_cache.isdbt_sb_segment_idx;
tvp->u.data = c->isdbt_sb_segment_idx;
break;
case DTV_ISDBT_SB_SEGMENT_COUNT:
tvp->u.data = fe->dtv_property_cache.isdbt_sb_segment_count;
tvp->u.data = c->isdbt_sb_segment_count;
break;
case DTV_ISDBT_LAYER_ENABLED:
tvp->u.data = fe->dtv_property_cache.isdbt_layer_enabled;
tvp->u.data = c->isdbt_layer_enabled;
break;
case DTV_ISDBT_LAYERA_FEC:
tvp->u.data = fe->dtv_property_cache.layer[0].fec;
tvp->u.data = c->layer[0].fec;
break;
case DTV_ISDBT_LAYERA_MODULATION:
tvp->u.data = fe->dtv_property_cache.layer[0].modulation;
tvp->u.data = c->layer[0].modulation;
break;
case DTV_ISDBT_LAYERA_SEGMENT_COUNT:
tvp->u.data = fe->dtv_property_cache.layer[0].segment_count;
tvp->u.data = c->layer[0].segment_count;
break;
case DTV_ISDBT_LAYERA_TIME_INTERLEAVING:
tvp->u.data = fe->dtv_property_cache.layer[0].interleaving;
tvp->u.data = c->layer[0].interleaving;
break;
case DTV_ISDBT_LAYERB_FEC:
tvp->u.data = fe->dtv_property_cache.layer[1].fec;
tvp->u.data = c->layer[1].fec;
break;
case DTV_ISDBT_LAYERB_MODULATION:
tvp->u.data = fe->dtv_property_cache.layer[1].modulation;
tvp->u.data = c->layer[1].modulation;
break;
case DTV_ISDBT_LAYERB_SEGMENT_COUNT:
tvp->u.data = fe->dtv_property_cache.layer[1].segment_count;
tvp->u.data = c->layer[1].segment_count;
break;
case DTV_ISDBT_LAYERB_TIME_INTERLEAVING:
tvp->u.data = fe->dtv_property_cache.layer[1].interleaving;
tvp->u.data = c->layer[1].interleaving;
break;
case DTV_ISDBT_LAYERC_FEC:
tvp->u.data = fe->dtv_property_cache.layer[2].fec;
tvp->u.data = c->layer[2].fec;
break;
case DTV_ISDBT_LAYERC_MODULATION:
tvp->u.data = fe->dtv_property_cache.layer[2].modulation;
tvp->u.data = c->layer[2].modulation;
break;
case DTV_ISDBT_LAYERC_SEGMENT_COUNT:
tvp->u.data = fe->dtv_property_cache.layer[2].segment_count;
tvp->u.data = c->layer[2].segment_count;
break;
case DTV_ISDBT_LAYERC_TIME_INTERLEAVING:
tvp->u.data = fe->dtv_property_cache.layer[2].interleaving;
tvp->u.data = c->layer[2].interleaving;
break;
case DTV_ISDBS_TS_ID:
tvp->u.data = fe->dtv_property_cache.isdbs_ts_id;
tvp->u.data = c->isdbs_ts_id;
break;
case DTV_DVBT2_PLP_ID:
tvp->u.data = fe->dtv_property_cache.dvbt2_plp_id;
tvp->u.data = c->dvbt2_plp_id;
break;
default:
return -EINVAL;
@ -1331,6 +1332,7 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
struct file *file)
{
int r = 0;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct dvb_frontend_private *fepriv = fe->frontend_priv;
dtv_property_dump(tvp);
@ -1354,7 +1356,7 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
* tunerequest so we can pass validation in the FE_SET_FRONTEND
* ioctl.
*/
fe->dtv_property_cache.state = tvp->cmd;
c->state = tvp->cmd;
dprintk("%s() Finalised property cache\n", __func__);
dtv_property_cache_submit(fe);
@ -1362,118 +1364,118 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
&fepriv->parameters_in);
break;
case DTV_FREQUENCY:
fe->dtv_property_cache.frequency = tvp->u.data;
c->frequency = tvp->u.data;
break;
case DTV_MODULATION:
fe->dtv_property_cache.modulation = tvp->u.data;
c->modulation = tvp->u.data;
break;
case DTV_BANDWIDTH_HZ:
fe->dtv_property_cache.bandwidth_hz = tvp->u.data;
c->bandwidth_hz = tvp->u.data;
break;
case DTV_INVERSION:
fe->dtv_property_cache.inversion = tvp->u.data;
c->inversion = tvp->u.data;
break;
case DTV_SYMBOL_RATE:
fe->dtv_property_cache.symbol_rate = tvp->u.data;
c->symbol_rate = tvp->u.data;
break;
case DTV_INNER_FEC:
fe->dtv_property_cache.fec_inner = tvp->u.data;
c->fec_inner = tvp->u.data;
break;
case DTV_PILOT:
fe->dtv_property_cache.pilot = tvp->u.data;
c->pilot = tvp->u.data;
break;
case DTV_ROLLOFF:
fe->dtv_property_cache.rolloff = tvp->u.data;
c->rolloff = tvp->u.data;
break;
case DTV_DELIVERY_SYSTEM:
fe->dtv_property_cache.delivery_system = tvp->u.data;
c->delivery_system = tvp->u.data;
break;
case DTV_VOLTAGE:
fe->dtv_property_cache.voltage = tvp->u.data;
c->voltage = tvp->u.data;
r = dvb_frontend_ioctl_legacy(file, FE_SET_VOLTAGE,
(void *)fe->dtv_property_cache.voltage);
(void *)c->voltage);
break;
case DTV_TONE:
fe->dtv_property_cache.sectone = tvp->u.data;
c->sectone = tvp->u.data;
r = dvb_frontend_ioctl_legacy(file, FE_SET_TONE,
(void *)fe->dtv_property_cache.sectone);
(void *)c->sectone);
break;
case DTV_CODE_RATE_HP:
fe->dtv_property_cache.code_rate_HP = tvp->u.data;
c->code_rate_HP = tvp->u.data;
break;
case DTV_CODE_RATE_LP:
fe->dtv_property_cache.code_rate_LP = tvp->u.data;
c->code_rate_LP = tvp->u.data;
break;
case DTV_GUARD_INTERVAL:
fe->dtv_property_cache.guard_interval = tvp->u.data;
c->guard_interval = tvp->u.data;
break;
case DTV_TRANSMISSION_MODE:
fe->dtv_property_cache.transmission_mode = tvp->u.data;
c->transmission_mode = tvp->u.data;
break;
case DTV_HIERARCHY:
fe->dtv_property_cache.hierarchy = tvp->u.data;
c->hierarchy = tvp->u.data;
break;
/* ISDB-T Support here */
case DTV_ISDBT_PARTIAL_RECEPTION:
fe->dtv_property_cache.isdbt_partial_reception = tvp->u.data;
c->isdbt_partial_reception = tvp->u.data;
break;
case DTV_ISDBT_SOUND_BROADCASTING:
fe->dtv_property_cache.isdbt_sb_mode = tvp->u.data;
c->isdbt_sb_mode = tvp->u.data;
break;
case DTV_ISDBT_SB_SUBCHANNEL_ID:
fe->dtv_property_cache.isdbt_sb_subchannel = tvp->u.data;
c->isdbt_sb_subchannel = tvp->u.data;
break;
case DTV_ISDBT_SB_SEGMENT_IDX:
fe->dtv_property_cache.isdbt_sb_segment_idx = tvp->u.data;
c->isdbt_sb_segment_idx = tvp->u.data;
break;
case DTV_ISDBT_SB_SEGMENT_COUNT:
fe->dtv_property_cache.isdbt_sb_segment_count = tvp->u.data;
c->isdbt_sb_segment_count = tvp->u.data;
break;
case DTV_ISDBT_LAYER_ENABLED:
fe->dtv_property_cache.isdbt_layer_enabled = tvp->u.data;
c->isdbt_layer_enabled = tvp->u.data;
break;
case DTV_ISDBT_LAYERA_FEC:
fe->dtv_property_cache.layer[0].fec = tvp->u.data;
c->layer[0].fec = tvp->u.data;
break;
case DTV_ISDBT_LAYERA_MODULATION:
fe->dtv_property_cache.layer[0].modulation = tvp->u.data;
c->layer[0].modulation = tvp->u.data;
break;
case DTV_ISDBT_LAYERA_SEGMENT_COUNT:
fe->dtv_property_cache.layer[0].segment_count = tvp->u.data;
c->layer[0].segment_count = tvp->u.data;
break;
case DTV_ISDBT_LAYERA_TIME_INTERLEAVING:
fe->dtv_property_cache.layer[0].interleaving = tvp->u.data;
c->layer[0].interleaving = tvp->u.data;
break;
case DTV_ISDBT_LAYERB_FEC:
fe->dtv_property_cache.layer[1].fec = tvp->u.data;
c->layer[1].fec = tvp->u.data;
break;
case DTV_ISDBT_LAYERB_MODULATION:
fe->dtv_property_cache.layer[1].modulation = tvp->u.data;
c->layer[1].modulation = tvp->u.data;
break;
case DTV_ISDBT_LAYERB_SEGMENT_COUNT:
fe->dtv_property_cache.layer[1].segment_count = tvp->u.data;
c->layer[1].segment_count = tvp->u.data;
break;
case DTV_ISDBT_LAYERB_TIME_INTERLEAVING:
fe->dtv_property_cache.layer[1].interleaving = tvp->u.data;
c->layer[1].interleaving = tvp->u.data;
break;
case DTV_ISDBT_LAYERC_FEC:
fe->dtv_property_cache.layer[2].fec = tvp->u.data;
c->layer[2].fec = tvp->u.data;
break;
case DTV_ISDBT_LAYERC_MODULATION:
fe->dtv_property_cache.layer[2].modulation = tvp->u.data;
c->layer[2].modulation = tvp->u.data;
break;
case DTV_ISDBT_LAYERC_SEGMENT_COUNT:
fe->dtv_property_cache.layer[2].segment_count = tvp->u.data;
c->layer[2].segment_count = tvp->u.data;
break;
case DTV_ISDBT_LAYERC_TIME_INTERLEAVING:
fe->dtv_property_cache.layer[2].interleaving = tvp->u.data;
c->layer[2].interleaving = tvp->u.data;
break;
case DTV_ISDBS_TS_ID:
fe->dtv_property_cache.isdbs_ts_id = tvp->u.data;
c->isdbs_ts_id = tvp->u.data;
break;
case DTV_DVBT2_PLP_ID:
fe->dtv_property_cache.dvbt2_plp_id = tvp->u.data;
c->dvbt2_plp_id = tvp->u.data;
break;
default:
return -EINVAL;
@ -1487,6 +1489,7 @@ static int dvb_frontend_ioctl(struct file *file,
{
struct dvb_device *dvbdev = file->private_data;
struct dvb_frontend *fe = dvbdev->priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct dvb_frontend_private *fepriv = fe->frontend_priv;
int err = -EOPNOTSUPP;
@ -1506,7 +1509,7 @@ static int dvb_frontend_ioctl(struct file *file,
if ((cmd == FE_SET_PROPERTY) || (cmd == FE_GET_PROPERTY))
err = dvb_frontend_ioctl_properties(file, cmd, parg);
else {
fe->dtv_property_cache.state = DTV_UNDEFINED;
c->state = DTV_UNDEFINED;
err = dvb_frontend_ioctl_legacy(file, cmd, parg);
}
@ -1519,6 +1522,7 @@ static int dvb_frontend_ioctl_properties(struct file *file,
{
struct dvb_device *dvbdev = file->private_data;
struct dvb_frontend *fe = dvbdev->priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int err = 0;
struct dtv_properties *tvps = NULL;
@ -1556,7 +1560,7 @@ static int dvb_frontend_ioctl_properties(struct file *file,
(tvp + i)->result = err;
}
if(fe->dtv_property_cache.state == DTV_TUNE)
if (c->state == DTV_TUNE)
dprintk("%s() Property cache is full, tuning\n", __func__);
} else
@ -1787,9 +1791,10 @@ static int dvb_frontend_ioctl_legacy(struct file *file,
break;
case FE_SET_FRONTEND: {
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct dvb_frontend_tune_settings fetunesettings;
if(fe->dtv_property_cache.state == DTV_TUNE) {
if (c->state == DTV_TUNE) {
if (dvb_frontend_check_parameters(fe, &fepriv->parameters_in) < 0) {
err = -EINVAL;
break;