diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-12-24 14:51:15 +0100 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-12-31 11:44:38 +0100 |
commit | 4f3fdaef68a9290b4e5d40f30825052782b43059 (patch) | |
tree | 14086980fe7cd17a885bb410f4abc927947c0546 /drivers | |
parent | [media] dib0700_devices: use DVBv5 parameters on set_params() (diff) | |
download | linux-4f3fdaef68a9290b4e5d40f30825052782b43059.tar.xz linux-4f3fdaef68a9290b4e5d40f30825052782b43059.zip |
[media] budget-av: use DVBv5 parameters on set_params()
Instead of using DVBv3 parameters, rely on DVBv5 parameters to
set the tuner
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/media/dvb/ttpci/budget-av.c | 43 |
1 files changed, 23 insertions, 20 deletions
diff --git a/drivers/media/dvb/ttpci/budget-av.c b/drivers/media/dvb/ttpci/budget-av.c index 78d32f7e49fc..a40ea6e1c0d1 100644 --- a/drivers/media/dvb/ttpci/budget-av.c +++ b/drivers/media/dvb/ttpci/budget-av.c @@ -505,30 +505,31 @@ static int philips_su1278_ty_ci_set_symbol_rate(struct dvb_frontend *fe, u32 sra static int philips_su1278_ty_ci_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { + struct dtv_frontend_properties *c = &fe->dtv_property_cache; u32 div; u8 buf[4]; struct budget *budget = (struct budget *) fe->dvb->priv; struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) }; - if ((params->frequency < 950000) || (params->frequency > 2150000)) + if ((c->frequency < 950000) || (c->frequency > 2150000)) return -EINVAL; - div = (params->frequency + (125 - 1)) / 125; // round correctly + div = (c->frequency + (125 - 1)) / 125; /* round correctly */ buf[0] = (div >> 8) & 0x7f; buf[1] = div & 0xff; buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4; buf[3] = 0x20; - if (params->u.qpsk.symbol_rate < 4000000) + if (c->symbol_rate < 4000000) buf[3] |= 1; - if (params->frequency < 1250000) + if (c->frequency < 1250000) buf[3] |= 0; - else if (params->frequency < 1550000) + else if (c->frequency < 1550000) buf[3] |= 0x40; - else if (params->frequency < 2050000) + else if (c->frequency < 2050000) buf[3] |= 0x80; - else if (params->frequency < 2150000) + else if (c->frequency < 2150000) buf[3] |= 0xC0; if (fe->ops.i2c_gate_ctrl) @@ -619,6 +620,7 @@ static struct stv0299_config cinergy_1200s_1894_0010_config = { static int philips_cu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { + struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct budget *budget = (struct budget *) fe->dvb->priv; u8 buf[6]; struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = buf,.len = sizeof(buf) }; @@ -627,13 +629,13 @@ static int philips_cu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_f #define CU1216_IF 36125000 #define TUNER_MUL 62500 - u32 div = (params->frequency + CU1216_IF + TUNER_MUL / 2) / TUNER_MUL; + u32 div = (c->frequency + CU1216_IF + TUNER_MUL / 2) / TUNER_MUL; buf[0] = (div >> 8) & 0x7f; buf[1] = div & 0xff; buf[2] = 0xce; - buf[3] = (params->frequency < 150000000 ? 0x01 : - params->frequency < 445000000 ? 0x02 : 0x04); + buf[3] = (c->frequency < 150000000 ? 0x01 : + c->frequency < 445000000 ? 0x02 : 0x04); buf[4] = 0xde; buf[5] = 0x20; @@ -699,6 +701,7 @@ static int philips_tu1216_tuner_init(struct dvb_frontend *fe) static int philips_tu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { + struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct budget *budget = (struct budget *) fe->dvb->priv; u8 tuner_buf[4]; struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,.len = @@ -707,7 +710,7 @@ static int philips_tu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_f u8 band, cp, filter; // determine charge pump - tuner_frequency = params->frequency + 36166000; + tuner_frequency = c->frequency + 36166000; if (tuner_frequency < 87000000) return -EINVAL; else if (tuner_frequency < 130000000) @@ -732,28 +735,28 @@ static int philips_tu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_f return -EINVAL; // determine band - if (params->frequency < 49000000) + if (c->frequency < 49000000) return -EINVAL; - else if (params->frequency < 161000000) + else if (c->frequency < 161000000) band = 1; - else if (params->frequency < 444000000) + else if (c->frequency < 444000000) band = 2; - else if (params->frequency < 861000000) + else if (c->frequency < 861000000) band = 4; else return -EINVAL; // setup PLL filter - switch (params->u.ofdm.bandwidth) { - case BANDWIDTH_6_MHZ: + switch (c->bandwidth_hz) { + case 6000000: filter = 0; break; - case BANDWIDTH_7_MHZ: + case 7000000: filter = 0; break; - case BANDWIDTH_8_MHZ: + case 8000000: filter = 1; break; @@ -763,7 +766,7 @@ static int philips_tu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_f // calculate divisor // ((36166000+((1000000/6)/2)) + Finput)/(1000000/6) - tuner_frequency = (((params->frequency / 1000) * 6) + 217496) / 1000; + tuner_frequency = (((c->frequency / 1000) * 6) + 217496) / 1000; // setup tuner buffer tuner_buf[0] = (tuner_frequency >> 8) & 0x7f; |