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Diffstat (limited to 'drivers/media/common/tuners/tda18271-fe.c')
-rw-r--r--drivers/media/common/tuners/tda18271-fe.c47
1 files changed, 26 insertions, 21 deletions
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index 9dcbdb17f74..f6328bf3121 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -36,6 +36,27 @@ static LIST_HEAD(hybrid_tuner_instance_list);
36 36
37/*---------------------------------------------------------------------*/ 37/*---------------------------------------------------------------------*/
38 38
39static int tda18271_toggle_output(struct dvb_frontend *fe, int standby)
40{
41 struct tda18271_priv *priv = fe->tuner_priv;
42
43 int ret = tda18271_set_standby_mode(fe, standby ? 1 : 0,
44 priv->output_opt & TDA18271_OUTPUT_LT_OFF ? 1 : 0,
45 priv->output_opt & TDA18271_OUTPUT_XT_OFF ? 1 : 0);
46
47 if (tda_fail(ret))
48 goto fail;
49
50 tda_dbg("%s mode: xtal oscillator %s, slave tuner loop thru %s\n",
51 standby ? "standby" : "active",
52 priv->output_opt & TDA18271_OUTPUT_XT_OFF ? "off" : "on",
53 priv->output_opt & TDA18271_OUTPUT_LT_OFF ? "off" : "on");
54fail:
55 return ret;
56}
57
58/*---------------------------------------------------------------------*/
59
39static inline int charge_pump_source(struct dvb_frontend *fe, int force) 60static inline int charge_pump_source(struct dvb_frontend *fe, int force)
40{ 61{
41 struct tda18271_priv *priv = fe->tuner_priv; 62 struct tda18271_priv *priv = fe->tuner_priv;
@@ -800,7 +821,7 @@ static int tda18271_init(struct dvb_frontend *fe)
800 821
801 mutex_lock(&priv->lock); 822 mutex_lock(&priv->lock);
802 823
803 /* power up */ 824 /* full power up */
804 ret = tda18271_set_standby_mode(fe, 0, 0, 0); 825 ret = tda18271_set_standby_mode(fe, 0, 0, 0);
805 if (tda_fail(ret)) 826 if (tda_fail(ret))
806 goto fail; 827 goto fail;
@@ -1017,24 +1038,8 @@ static int tda18271_sleep(struct dvb_frontend *fe)
1017 1038
1018 mutex_lock(&priv->lock); 1039 mutex_lock(&priv->lock);
1019 1040
1020 switch (priv->standby_mode) { 1041 /* enter standby mode, with required output features enabled */
1021 case TDA18271_STANDBY_POWER_OFF: 1042 ret = tda18271_toggle_output(fe, 1);
1022 tda_dbg("standby mode: power off\n");
1023 ret = tda18271_set_standby_mode(fe, 1, 1, 1);
1024 break;
1025 case TDA18271_STANDBY_XT_ON:
1026 tda_dbg("standby mode: xtal oscillator on\n");
1027 ret = tda18271_set_standby_mode(fe, 1, 1, 0);
1028 break;
1029 case TDA18271_STANDBY_LT_ON:
1030 tda_dbg("standby mode: slave tuner output / loop thru on\n");
1031 ret = tda18271_set_standby_mode(fe, 1, 0, 1);
1032 break;
1033 case TDA18271_STANDBY_LT_XT_ON:
1034 default:
1035 tda_dbg("standby mode: loop thru & xtal oscillator on\n");
1036 ret = tda18271_set_standby_mode(fe, 1, 0, 0);
1037 }
1038 1043
1039 mutex_unlock(&priv->lock); 1044 mutex_unlock(&priv->lock);
1040 1045
@@ -1214,8 +1219,8 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
1214 priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO; 1219 priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
1215 priv->role = (cfg) ? cfg->role : TDA18271_MASTER; 1220 priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
1216 priv->config = (cfg) ? cfg->config : 0; 1221 priv->config = (cfg) ? cfg->config : 0;
1217 priv->standby_mode = (cfg) ? 1222 priv->output_opt = (cfg) ?
1218 cfg->standby_mode : TDA18271_STANDBY_LT_XT_ON; 1223 cfg->output_opt : TDA18271_OUTPUT_LT_XT_ON;
1219 1224
1220 /* tda18271_cal_on_startup == -1 when cal 1225 /* tda18271_cal_on_startup == -1 when cal
1221 * module option is unset */ 1226 * module option is unset */