openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[media] as102: get rid of as10x_fe_copy_tps_parameters() 

This function just converts from the as10x internal data into
the DVBv5 cache. Get rid of it.

No functional changes.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-08-12 18:50:21 -03:00
parent 1d6207fd2c
commit c098c219b0
1 changed files with 98 additions and 103 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

201
drivers/media/usb/as102/as102_fe.c
View File

@ -30,104 +30,6 @@ struct as102_state {
uint32_t ber;
};
static void as10x_fe_copy_tps_parameters(struct dtv_frontend_properties *fe_tps,
struct as10x_tps *as10x_tps)
{
/* extract constellation */
switch (as10x_tps->modulation) {
case CONST_QPSK:
fe_tps->modulation = QPSK;
break;
case CONST_QAM16:
fe_tps->modulation = QAM_16;
break;
case CONST_QAM64:
fe_tps->modulation = QAM_64;
break;
}
/* extract hierarchy */
switch (as10x_tps->hierarchy) {
case HIER_NONE:
fe_tps->hierarchy = HIERARCHY_NONE;
break;
case HIER_ALPHA_1:
fe_tps->hierarchy = HIERARCHY_1;
break;
case HIER_ALPHA_2:
fe_tps->hierarchy = HIERARCHY_2;
break;
case HIER_ALPHA_4:
fe_tps->hierarchy = HIERARCHY_4;
break;
}
/* extract code rate HP */
switch (as10x_tps->code_rate_HP) {
case CODE_RATE_1_2:
fe_tps->code_rate_HP = FEC_1_2;
break;
case CODE_RATE_2_3:
fe_tps->code_rate_HP = FEC_2_3;
break;
case CODE_RATE_3_4:
fe_tps->code_rate_HP = FEC_3_4;
break;
case CODE_RATE_5_6:
fe_tps->code_rate_HP = FEC_5_6;
break;
case CODE_RATE_7_8:
fe_tps->code_rate_HP = FEC_7_8;
break;
}
/* extract code rate LP */
switch (as10x_tps->code_rate_LP) {
case CODE_RATE_1_2:
fe_tps->code_rate_LP = FEC_1_2;
break;
case CODE_RATE_2_3:
fe_tps->code_rate_LP = FEC_2_3;
break;
case CODE_RATE_3_4:
fe_tps->code_rate_LP = FEC_3_4;
break;
case CODE_RATE_5_6:
fe_tps->code_rate_LP = FEC_5_6;
break;
case CODE_RATE_7_8:
fe_tps->code_rate_LP = FEC_7_8;
break;
}
/* extract guard interval */
switch (as10x_tps->guard_interval) {
case GUARD_INT_1_32:
fe_tps->guard_interval = GUARD_INTERVAL_1_32;
break;
case GUARD_INT_1_16:
fe_tps->guard_interval = GUARD_INTERVAL_1_16;
break;
case GUARD_INT_1_8:
fe_tps->guard_interval = GUARD_INTERVAL_1_8;
break;
case GUARD_INT_1_4:
fe_tps->guard_interval = GUARD_INTERVAL_1_4;
break;
}
/* extract transmission mode */
switch (as10x_tps->transmission_mode) {
case TRANS_MODE_2K:
fe_tps->transmission_mode = TRANSMISSION_MODE_2K;
break;
case TRANS_MODE_8K:
fe_tps->transmission_mode = TRANSMISSION_MODE_8K;
break;
}
}
static uint8_t as102_fe_get_code_rate(fe_code_rate_t arg)
{
uint8_t c;
@ -300,7 +202,7 @@ static int as102_fe_set_frontend(struct dvb_frontend *fe)
static int as102_fe_get_frontend(struct dvb_frontend *fe)
{
struct as102_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret = 0;
struct as10x_tps tps = { 0 };
@ -310,12 +212,105 @@ static int as102_fe_get_frontend(struct dvb_frontend *fe)
/* send abilis command: GET_TPS */
ret = as10x_cmd_get_tps(state->bus_adap, &tps);
if (ret == 0)
as10x_fe_copy_tps_parameters(p, &tps);
mutex_unlock(&state->bus_adap->lock);
return (ret < 0) ? -EINVAL : 0;
if (ret < 0)
return ret;
/* extract constellation */
switch (tps.modulation) {
case CONST_QPSK:
c->modulation = QPSK;
break;
case CONST_QAM16:
c->modulation = QAM_16;
break;
case CONST_QAM64:
c->modulation = QAM_64;
break;
}
/* extract hierarchy */
switch (tps.hierarchy) {
case HIER_NONE:
c->hierarchy = HIERARCHY_NONE;
break;
case HIER_ALPHA_1:
c->hierarchy = HIERARCHY_1;
break;
case HIER_ALPHA_2:
c->hierarchy = HIERARCHY_2;
break;
case HIER_ALPHA_4:
c->hierarchy = HIERARCHY_4;
break;
}
/* extract code rate HP */
switch (tps.code_rate_HP) {
case CODE_RATE_1_2:
c->code_rate_HP = FEC_1_2;
break;
case CODE_RATE_2_3:
c->code_rate_HP = FEC_2_3;
break;
case CODE_RATE_3_4:
c->code_rate_HP = FEC_3_4;
break;
case CODE_RATE_5_6:
c->code_rate_HP = FEC_5_6;
break;
case CODE_RATE_7_8:
c->code_rate_HP = FEC_7_8;
break;
}
/* extract code rate LP */
switch (tps.code_rate_LP) {
case CODE_RATE_1_2:
c->code_rate_LP = FEC_1_2;
break;
case CODE_RATE_2_3:
c->code_rate_LP = FEC_2_3;
break;
case CODE_RATE_3_4:
c->code_rate_LP = FEC_3_4;
break;
case CODE_RATE_5_6:
c->code_rate_LP = FEC_5_6;
break;
case CODE_RATE_7_8:
c->code_rate_LP = FEC_7_8;
break;
}
/* extract guard interval */
switch (tps.guard_interval) {
case GUARD_INT_1_32:
c->guard_interval = GUARD_INTERVAL_1_32;
break;
case GUARD_INT_1_16:
c->guard_interval = GUARD_INTERVAL_1_16;
break;
case GUARD_INT_1_8:
c->guard_interval = GUARD_INTERVAL_1_8;
break;
case GUARD_INT_1_4:
c->guard_interval = GUARD_INTERVAL_1_4;
break;
}
/* extract transmission mode */
switch (tps.transmission_mode) {
case TRANS_MODE_2K:
c->transmission_mode = TRANSMISSION_MODE_2K;
break;
case TRANS_MODE_8K:
c->transmission_mode = TRANSMISSION_MODE_8K;
break;
}
return 0;
}
static int as102_fe_get_tune_settings(struct dvb_frontend *fe,