V4L/DVB (6962): tda18271: allow device-specific configuration of IF frequency and std bits
Allow drivers to pass device-specific configuration parameters during attach. If these parameters are omitted, default values will be used. Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
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59067f7ed4
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f21e0d7f05
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@ -768,12 +768,12 @@ static int tda18271_set_params(struct dvb_frontend *fe,
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struct dvb_frontend_parameters *params)
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{
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struct tda18271_priv *priv = fe->tuner_priv;
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struct tda18271_std_map *std_map = priv->std;
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struct tda18271_std_map *std_map = &priv->std;
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u8 std;
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u32 bw, sgIF = 0;
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u32 freq = params->frequency;
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BUG_ON(!priv->tune || !priv->std);
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BUG_ON(!priv->tune);
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priv->mode = TDA18271_DIGITAL;
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@ -832,12 +832,12 @@ static int tda18271_set_analog_params(struct dvb_frontend *fe,
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struct analog_parameters *params)
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{
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struct tda18271_priv *priv = fe->tuner_priv;
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struct tda18271_std_map *std_map = priv->std;
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struct tda18271_std_map *std_map = &priv->std;
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char *mode;
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u8 std;
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u32 sgIF, freq = params->frequency * 62500;
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BUG_ON(!priv->tune || !priv->std);
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BUG_ON(!priv->tune);
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priv->mode = TDA18271_ANALOG;
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@ -901,6 +901,69 @@ static int tda18271_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
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return 0;
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}
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/* ------------------------------------------------------------------ */
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#define tda18271_update_std(std_cfg, name) do { \
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if (map->std_cfg.if_freq + map->std_cfg.std_bits > 0) { \
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tda_dbg("Using custom std config for %s\n", name); \
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memcpy(&std->std_cfg, &map->std_cfg, \
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sizeof(struct tda18271_std_map_item)); \
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} } while (0)
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#define tda18271_dump_std_item(std_cfg, name) do { \
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tda_dbg("(%s) if freq = %d, std bits = 0x%02x\n", \
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name, std->std_cfg.if_freq, std->std_cfg.std_bits); \
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} while (0)
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static int tda18271_dump_std_map(struct dvb_frontend *fe)
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{
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struct tda18271_priv *priv = fe->tuner_priv;
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struct tda18271_std_map *std = &priv->std;
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tda_dbg("========== STANDARD MAP SETTINGS ==========\n");
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tda18271_dump_std_item(atv_b, "pal b");
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tda18271_dump_std_item(atv_dk, "pal dk");
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tda18271_dump_std_item(atv_gh, "pal gh");
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tda18271_dump_std_item(atv_i, "pal i");
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tda18271_dump_std_item(atv_l, "pal l");
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tda18271_dump_std_item(atv_lc, "pal l'");
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tda18271_dump_std_item(atv_mn, "atv mn");
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tda18271_dump_std_item(atsc_6, "atsc 6");
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tda18271_dump_std_item(dvbt_6, "dvbt 6");
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tda18271_dump_std_item(dvbt_7, "dvbt 7");
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tda18271_dump_std_item(dvbt_8, "dvbt 8");
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tda18271_dump_std_item(qam_6, "qam 6");
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tda18271_dump_std_item(qam_8, "qam 8");
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return 0;
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}
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static int tda18271_update_std_map(struct dvb_frontend *fe,
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struct tda18271_std_map *map)
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{
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struct tda18271_priv *priv = fe->tuner_priv;
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struct tda18271_std_map *std = &priv->std;
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if (!map)
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return -EINVAL;
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tda18271_update_std(atv_b, "atv b");
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tda18271_update_std(atv_dk, "atv dk");
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tda18271_update_std(atv_gh, "atv gh");
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tda18271_update_std(atv_i, "atv i");
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tda18271_update_std(atv_l, "atv l");
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tda18271_update_std(atv_lc, "atv l'");
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tda18271_update_std(atv_mn, "atv mn");
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tda18271_update_std(atsc_6, "atsc 6");
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tda18271_update_std(dvbt_6, "dvbt 6");
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tda18271_update_std(dvbt_7, "dvbt 7");
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tda18271_update_std(dvbt_8, "dvbt 8");
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tda18271_update_std(qam_6, "qam 6");
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tda18271_update_std(qam_8, "qam 8");
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return 0;
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}
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static int tda18271_get_id(struct dvb_frontend *fe)
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{
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struct tda18271_priv *priv = fe->tuner_priv;
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@ -951,7 +1014,7 @@ static struct dvb_tuner_ops tda18271_tuner_ops = {
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struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
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struct i2c_adapter *i2c,
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enum tda18271_i2c_gate gate)
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struct tda18271_config *cfg)
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{
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struct tda18271_priv *priv = NULL;
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@ -961,7 +1024,7 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
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priv->i2c_addr = addr;
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priv->i2c_adap = i2c;
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priv->gate = gate;
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priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
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priv->cal_initialized = false;
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fe->tuner_priv = priv;
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@ -975,6 +1038,13 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
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memcpy(&fe->ops.tuner_ops, &tda18271_tuner_ops,
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sizeof(struct dvb_tuner_ops));
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/* override default std map with values in config struct */
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if ((cfg) && (cfg->std_map))
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tda18271_update_std_map(fe, cfg->std_map);
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if (tda18271_debug & DBG_MAP)
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tda18271_dump_std_map(fe);
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tda18271_init_regs(fe);
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return fe;
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@ -84,27 +84,6 @@ struct tda18271_rf_tracking_filter_cal {
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int rf_b2;
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};
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struct tda18271_std_map_item {
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u32 if_freq;
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u8 std_bits;
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};
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struct tda18271_std_map {
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struct tda18271_std_map_item atv_b;
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struct tda18271_std_map_item atv_dk;
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struct tda18271_std_map_item atv_gh;
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struct tda18271_std_map_item atv_i;
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struct tda18271_std_map_item atv_l;
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struct tda18271_std_map_item atv_lc;
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struct tda18271_std_map_item atv_mn;
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struct tda18271_std_map_item atsc_6;
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struct tda18271_std_map_item dvbt_6;
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struct tda18271_std_map_item dvbt_7;
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struct tda18271_std_map_item dvbt_8;
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struct tda18271_std_map_item qam_6;
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struct tda18271_std_map_item qam_8;
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};
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enum tda18271_mode {
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TDA18271_ANALOG,
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TDA18271_DIGITAL,
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@ -128,8 +107,8 @@ struct tda18271_priv {
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unsigned int cal_initialized:1;
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struct tda18271_std_map *std;
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struct tda18271_map_layout *maps;
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struct tda18271_std_map std;
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struct tda18271_rf_tracking_filter_cal rf_cal_state[8];
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int (*tune) (struct dvb_frontend *fe,
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@ -1194,11 +1194,11 @@ static struct tda18271_std_map tda18271c1_std_map = {
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.atv_l = { .if_freq = 7750000, .std_bits = 0x0f },
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.atv_lc = { .if_freq = 1250000, .std_bits = 0x0f },
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.atv_mn = { .if_freq = 5750000, .std_bits = 0x0d },
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.atsc_6 = { .if_freq = 5380000, .std_bits = 0x1b },
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.dvbt_6 = { .if_freq = 3300000, .std_bits = 0x1b },
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.dvbt_7 = { .if_freq = 3800000, .std_bits = 0x19 },
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.dvbt_8 = { .if_freq = 4300000, .std_bits = 0x1a },
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.qam_6 = { .if_freq = 4000000, .std_bits = 0x18 },
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.atsc_6 = { .if_freq = 3250000, .std_bits = 0x1c },
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.dvbt_6 = { .if_freq = 3300000, .std_bits = 0x1c },
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.dvbt_7 = { .if_freq = 3800000, .std_bits = 0x1d },
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.dvbt_8 = { .if_freq = 4300000, .std_bits = 0x1e },
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.qam_6 = { .if_freq = 4000000, .std_bits = 0x1d },
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.qam_8 = { .if_freq = 5000000, .std_bits = 0x1f },
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};
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@ -1210,7 +1210,7 @@ static struct tda18271_std_map tda18271c2_std_map = {
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.atv_l = { .if_freq = 6900000, .std_bits = 0x0e },
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.atv_lc = { .if_freq = 1250000, .std_bits = 0x0e },
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.atv_mn = { .if_freq = 5400000, .std_bits = 0x0c },
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.atsc_6 = { .if_freq = 5380000, .std_bits = 0x1b },
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.atsc_6 = { .if_freq = 3250000, .std_bits = 0x1c },
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.dvbt_6 = { .if_freq = 3300000, .std_bits = 0x1c },
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.dvbt_7 = { .if_freq = 3500000, .std_bits = 0x1c },
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.dvbt_8 = { .if_freq = 4000000, .std_bits = 0x1d },
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@ -1256,11 +1256,13 @@ int tda18271_assign_map_layout(struct dvb_frontend *fe)
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switch (priv->id) {
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case TDA18271HDC1:
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priv->maps = &tda18271c1_map_layout;
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priv->std = &tda18271c1_std_map;
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memcpy(&priv->std, &tda18271c1_std_map,
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sizeof(struct tda18271_std_map));
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break;
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case TDA18271HDC2:
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priv->maps = &tda18271c2_map_layout;
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priv->std = &tda18271c2_std_map;
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memcpy(&priv->std, &tda18271c2_std_map,
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sizeof(struct tda18271_std_map));
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break;
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default:
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ret = -EINVAL;
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@ -24,21 +24,47 @@
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#include <linux/i2c.h>
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#include "dvb_frontend.h"
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struct tda18271_std_map_item {
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u32 if_freq;
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u8 std_bits;
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};
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struct tda18271_std_map {
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struct tda18271_std_map_item atv_b;
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struct tda18271_std_map_item atv_dk;
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struct tda18271_std_map_item atv_gh;
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struct tda18271_std_map_item atv_i;
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struct tda18271_std_map_item atv_l;
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struct tda18271_std_map_item atv_lc;
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struct tda18271_std_map_item atv_mn;
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struct tda18271_std_map_item atsc_6;
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struct tda18271_std_map_item dvbt_6;
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struct tda18271_std_map_item dvbt_7;
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struct tda18271_std_map_item dvbt_8;
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struct tda18271_std_map_item qam_6;
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struct tda18271_std_map_item qam_8;
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};
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enum tda18271_i2c_gate {
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TDA18271_GATE_AUTO = 0,
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TDA18271_GATE_ANALOG,
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TDA18271_GATE_DIGITAL,
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};
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struct tda18271_config {
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struct tda18271_std_map *std_map;
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enum tda18271_i2c_gate gate;
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};
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#if defined(CONFIG_DVB_TDA18271) || (defined(CONFIG_DVB_TDA18271_MODULE) && defined(MODULE))
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extern struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
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struct i2c_adapter *i2c,
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enum tda18271_i2c_gate gate);
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struct tda18271_config *cfg);
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#else
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static inline struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe,
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u8 addr,
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struct i2c_adapter *i2c,
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enum tda18271_i2c_gate gate)
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struct tda18271_config *cfg)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
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return NULL;
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@ -183,6 +183,16 @@ static struct tda829x_config tda829x_no_probe = {
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.probe_tuner = TDA829X_DONT_PROBE,
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};
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static struct tda18271_std_map hauppauge_tda18271_std_map = {
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.atsc_6 = { .if_freq = 5380000, .std_bits = 0x1b },
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.qam_6 = { .if_freq = 4000000, .std_bits = 0x18 },
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};
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static struct tda18271_config hauppauge_tda18271_config = {
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.std_map = &hauppauge_tda18271_std_map,
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.gate = TDA18271_GATE_ANALOG,
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};
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static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
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{
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struct cx23885_tsport *port = ptr;
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@ -248,7 +258,7 @@ static int dvb_register(struct cx23885_tsport *port)
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&tda829x_no_probe);
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dvb_attach(tda18271_attach, port->dvb.frontend,
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0x60, &dev->i2c_bus[1].i2c_adap,
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TDA18271_GATE_ANALOG);
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&hauppauge_tda18271_config);
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}
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break;
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case 0:
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@ -509,6 +509,10 @@ static void tda829x_release(struct dvb_frontend *fe)
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fe->analog_demod_priv = NULL;
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}
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static struct tda18271_config tda829x_tda18271_config = {
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.gate = TDA18271_GATE_ANALOG,
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};
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static int tda829x_find_tuner(struct dvb_frontend *fe)
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{
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struct tda8290_priv *priv = fe->analog_demod_priv;
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@ -574,7 +578,7 @@ static int tda829x_find_tuner(struct dvb_frontend *fe)
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priv->ver |= TDA18271;
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tda18271_attach(fe, priv->tda827x_addr,
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priv->i2c_props.adap,
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TDA18271_GATE_ANALOG);
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&tda829x_tda18271_config);
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} else {
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if ((data & 0x3c) == 0)
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priv->ver |= TDA8275;
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