diff options
Diffstat (limited to 'drivers/media/dvb/frontends/tda18271-fe.c')
| -rw-r--r-- | drivers/media/dvb/frontends/tda18271-fe.c | 82 |
1 files changed, 76 insertions, 6 deletions
diff --git a/drivers/media/dvb/frontends/tda18271-fe.c b/drivers/media/dvb/frontends/tda18271-fe.c index 537d520de22..b17ab4ace08 100644 --- a/drivers/media/dvb/frontends/tda18271-fe.c +++ b/drivers/media/dvb/frontends/tda18271-fe.c @@ -768,12 +768,12 @@ static int tda18271_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { struct tda18271_priv *priv = fe->tuner_priv; - struct tda18271_std_map *std_map = priv->std; + struct tda18271_std_map *std_map = &priv->std; u8 std; u32 bw, sgIF = 0; u32 freq = params->frequency; - BUG_ON(!priv->tune || !priv->std); + BUG_ON(!priv->tune); priv->mode = TDA18271_DIGITAL; @@ -832,12 +832,12 @@ static int tda18271_set_analog_params(struct dvb_frontend *fe, struct analog_parameters *params) { struct tda18271_priv *priv = fe->tuner_priv; - struct tda18271_std_map *std_map = priv->std; + struct tda18271_std_map *std_map = &priv->std; char *mode; u8 std; u32 sgIF, freq = params->frequency * 62500; - BUG_ON(!priv->tune || !priv->std); + BUG_ON(!priv->tune); priv->mode = TDA18271_ANALOG; @@ -901,6 +901,69 @@ static int tda18271_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth) return 0; } +/* ------------------------------------------------------------------ */ + +#define tda18271_update_std(std_cfg, name) do { \ + if (map->std_cfg.if_freq + map->std_cfg.std_bits > 0) { \ + tda_dbg("Using custom std config for %s\n", name); \ + memcpy(&std->std_cfg, &map->std_cfg, \ + sizeof(struct tda18271_std_map_item)); \ + } } while (0) + +#define tda18271_dump_std_item(std_cfg, name) do { \ + tda_dbg("(%s) if freq = %d, std bits = 0x%02x\n", \ + name, std->std_cfg.if_freq, std->std_cfg.std_bits); \ + } while (0) + +static int tda18271_dump_std_map(struct dvb_frontend *fe) +{ + struct tda18271_priv *priv = fe->tuner_priv; + struct tda18271_std_map *std = &priv->std; + + tda_dbg("========== STANDARD MAP SETTINGS ==========\n"); + tda18271_dump_std_item(atv_b, "pal b"); + tda18271_dump_std_item(atv_dk, "pal dk"); + tda18271_dump_std_item(atv_gh, "pal gh"); + tda18271_dump_std_item(atv_i, "pal i"); + tda18271_dump_std_item(atv_l, "pal l"); + tda18271_dump_std_item(atv_lc, "pal l'"); + tda18271_dump_std_item(atv_mn, "atv mn"); + tda18271_dump_std_item(atsc_6, "atsc 6"); + tda18271_dump_std_item(dvbt_6, "dvbt 6"); + tda18271_dump_std_item(dvbt_7, "dvbt 7"); + tda18271_dump_std_item(dvbt_8, "dvbt 8"); + tda18271_dump_std_item(qam_6, "qam 6"); + tda18271_dump_std_item(qam_8, "qam 8"); + + return 0; +} + +static int tda18271_update_std_map(struct dvb_frontend *fe, + struct tda18271_std_map *map) +{ + struct tda18271_priv *priv = fe->tuner_priv; + struct tda18271_std_map *std = &priv->std; + + if (!map) + return -EINVAL; + + tda18271_update_std(atv_b, "atv b"); + tda18271_update_std(atv_dk, "atv dk"); + tda18271_update_std(atv_gh, "atv gh"); + tda18271_update_std(atv_i, "atv i"); + tda18271_update_std(atv_l, "atv l"); + tda18271_update_std(atv_lc, "atv l'"); + tda18271_update_std(atv_mn, "atv mn"); + tda18271_update_std(atsc_6, "atsc 6"); + tda18271_update_std(dvbt_6, "dvbt 6"); + tda18271_update_std(dvbt_7, "dvbt 7"); + tda18271_update_std(dvbt_8, "dvbt 8"); + tda18271_update_std(qam_6, "qam 6"); + tda18271_update_std(qam_8, "qam 8"); + + return 0; +} + static int tda18271_get_id(struct dvb_frontend *fe) { struct tda18271_priv *priv = fe->tuner_priv; @@ -951,7 +1014,7 @@ static struct dvb_tuner_ops tda18271_tuner_ops = { struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, struct i2c_adapter *i2c, - enum tda18271_i2c_gate gate) + struct tda18271_config *cfg) { struct tda18271_priv *priv = NULL; @@ -961,7 +1024,7 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, priv->i2c_addr = addr; priv->i2c_adap = i2c; - priv->gate = gate; + priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO; priv->cal_initialized = false; fe->tuner_priv = priv; @@ -975,6 +1038,13 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, memcpy(&fe->ops.tuner_ops, &tda18271_tuner_ops, sizeof(struct dvb_tuner_ops)); + /* override default std map with values in config struct */ + if ((cfg) && (cfg->std_map)) + tda18271_update_std_map(fe, cfg->std_map); + + if (tda18271_debug & DBG_MAP) + tda18271_dump_std_map(fe); + tda18271_init_regs(fe); return fe; |