diff options
Diffstat (limited to 'drivers/media/dvb-frontends')
| -rw-r--r-- | drivers/media/dvb-frontends/mn88473.c | 45 |
1 files changed, 38 insertions, 7 deletions
diff --git a/drivers/media/dvb-frontends/mn88473.c b/drivers/media/dvb-frontends/mn88473.c index afe59f3dfb19..68bfb6560eec 100644 --- a/drivers/media/dvb-frontends/mn88473.c +++ b/drivers/media/dvb-frontends/mn88473.c @@ -116,19 +116,38 @@ static int mn88473_set_frontend(struct dvb_frontend *fe) { struct mn88473_dev *dev = fe->demodulator_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache; - int ret; + int ret, i; u32 if_frequency = 0; + u8 params[10], delivery_system; dev_dbg(&dev->i2c->dev, - "%s: delivery_system=%d modulation=%d frequency=%d symbol_rate=%d inversion=%d\n", + "%s: delivery_system=%u modulation=%u frequency=%u bandwidth_hz=%u symbol_rate=%u inversion=%d stream_id=%d\n", __func__, c->delivery_system, c->modulation, - c->frequency, c->symbol_rate, c->inversion); + c->frequency, c->bandwidth_hz, c->symbol_rate, + c->inversion, c->stream_id); if (!dev->warm) { ret = -EAGAIN; goto err; } + switch (c->delivery_system) { + case SYS_DVBT2: + delivery_system = 0x03; + if (c->bandwidth_hz <= 7000000) + memcpy(params, "\x2e\xcb\xfb\xc8\x00\x00\x17\x0a\x17\x0a", 10); + else if (c->bandwidth_hz <= 8000000) + memcpy(params, "\x2e\xcb\xfb\xaf\x00\x00\x11\xec\x11\xec", 10); + break; + case SYS_DVBC_ANNEX_A: + delivery_system = 0x04; + memcpy(params, "\x33\xea\xb3\xaf\x00\x00\x11\xec\x11\xec", 10); + break; + default: + ret = -EINVAL; + goto err; + } + /* program tuner */ if (fe->ops.tuner_ops.set_params) { ret = fe->ops.tuner_ops.set_params(fe); @@ -145,7 +164,11 @@ static int mn88473_set_frontend(struct dvb_frontend *fe) __func__, if_frequency); } - if (if_frequency != 5070000) { + switch (if_frequency) { + case 4570000: + case 5070000: + break; + default: dev_err(&dev->i2c->dev, "%s: IF frequency %d not supported\n", KBUILD_MODNAME, if_frequency); ret = -EINVAL; @@ -159,9 +182,15 @@ static int mn88473_set_frontend(struct dvb_frontend *fe) ret = mn88473_wregs(dev, 0x1c00, "\x18", 1); ret = mn88473_wregs(dev, 0x1c01, "\x01", 1); ret = mn88473_wregs(dev, 0x1c02, "\x21", 1); - ret = mn88473_wregs(dev, 0x1c03, "\x04", 1); + ret = mn88473_wreg(dev, 0x1c03, delivery_system); ret = mn88473_wregs(dev, 0x1c0b, "\x00", 1); - ret = mn88473_wregs(dev, 0x1c10, "\x33\xea\xb3\xaf\x00\x00\x11\xec\x11\xec", 10); + + for (i = 0; i < 10; i++) { + ret = mn88473_wreg(dev, 0x1c10 + i, params[i]); + if (ret) + goto err; + } + ret = mn88473_wregs(dev, 0x1c2d, "\x3b", 1); ret = mn88473_wregs(dev, 0x1c2e, "\x00", 1); ret = mn88473_wregs(dev, 0x1c56, "\x0d", 1); @@ -193,6 +222,8 @@ static int mn88473_set_frontend(struct dvb_frontend *fe) ret = mn88473_wregs(dev, 0x1c08, "\x1d", 1); ret = mn88473_wregs(dev, 0x18b2, "\x37", 1); ret = mn88473_wregs(dev, 0x18d7, "\x04", 1); + ret = mn88473_wregs(dev, 0x1c32, "\x80", 1); + ret = mn88473_wregs(dev, 0x1c36, "\x00", 1); ret = mn88473_wregs(dev, 0x1cf8, "\x9f", 1); if (ret) goto err; @@ -351,7 +382,7 @@ err: EXPORT_SYMBOL(mn88473_attach); static struct dvb_frontend_ops mn88473_ops = { - .delsys = {SYS_DVBC_ANNEX_AC}, + .delsys = {SYS_DVBT2, SYS_DVBC_ANNEX_AC}, .info = { .name = "Panasonic MN88473", .caps = FE_CAN_FEC_1_2 | |
