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path: root/drivers/media/dvb-frontends/stb6100.c
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Diffstat (limited to 'drivers/media/dvb-frontends/stb6100.c')
-rw-r--r--drivers/media/dvb-frontends/stb6100.c76
1 files changed, 19 insertions, 57 deletions
diff --git a/drivers/media/dvb-frontends/stb6100.c b/drivers/media/dvb-frontends/stb6100.c
index 4ef8a5c7003e..c978c801c7aa 100644
--- a/drivers/media/dvb-frontends/stb6100.c
+++ b/drivers/media/dvb-frontends/stb6100.c
@@ -252,6 +252,7 @@ static int stb6100_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
{
int rc;
u8 f;
+ u32 bw;
struct stb6100_state *state = fe->tuner_priv;
rc = stb6100_read_reg(state, STB6100_F);
@@ -259,9 +260,9 @@ static int stb6100_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
return rc;
f = rc & STB6100_F_F;
- state->status.bandwidth = (f + 5) * 2000; /* x2 for ZIF */
+ bw = (f + 5) * 2000; /* x2 for ZIF */
- *bandwidth = state->bandwidth = state->status.bandwidth * 1000;
+ *bandwidth = state->bandwidth = bw * 1000;
dprintk(verbose, FE_DEBUG, 1, "bandwidth = %u Hz", state->bandwidth);
return 0;
}
@@ -495,68 +496,28 @@ static int stb6100_sleep(struct dvb_frontend *fe)
static int stb6100_init(struct dvb_frontend *fe)
{
struct stb6100_state *state = fe->tuner_priv;
- struct tuner_state *status = &state->status;
+ int refclk = 27000000; /* Hz */
- status->tunerstep = 125000;
- status->ifreq = 0;
- status->refclock = 27000000; /* Hz */
- status->iqsense = 1;
- status->bandwidth = 36000; /* kHz */
- state->bandwidth = status->bandwidth * 1000; /* Hz */
- state->reference = status->refclock / 1000; /* kHz */
+ /*
+ * iqsense = 1
+ * tunerstep = 125000
+ */
+ state->bandwidth = 36000000; /* Hz */
+ state->reference = refclk / 1000; /* kHz */
/* Set default bandwidth. Modified, PN 13-May-10 */
return 0;
}
-static int stb6100_get_state(struct dvb_frontend *fe,
- enum tuner_param param,
- struct tuner_state *state)
+static int stb6100_set_params(struct dvb_frontend *fe)
{
- switch (param) {
- case DVBFE_TUNER_FREQUENCY:
- stb6100_get_frequency(fe, &state->frequency);
- break;
- case DVBFE_TUNER_TUNERSTEP:
- break;
- case DVBFE_TUNER_IFFREQ:
- break;
- case DVBFE_TUNER_BANDWIDTH:
- stb6100_get_bandwidth(fe, &state->bandwidth);
- break;
- case DVBFE_TUNER_REFCLOCK:
- break;
- default:
- break;
- }
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- return 0;
-}
+ if (c->frequency > 0)
+ stb6100_set_frequency(fe, c->frequency);
-static int stb6100_set_state(struct dvb_frontend *fe,
- enum tuner_param param,
- struct tuner_state *state)
-{
- struct stb6100_state *tstate = fe->tuner_priv;
-
- switch (param) {
- case DVBFE_TUNER_FREQUENCY:
- stb6100_set_frequency(fe, state->frequency);
- tstate->frequency = state->frequency;
- break;
- case DVBFE_TUNER_TUNERSTEP:
- break;
- case DVBFE_TUNER_IFFREQ:
- break;
- case DVBFE_TUNER_BANDWIDTH:
- stb6100_set_bandwidth(fe, state->bandwidth);
- tstate->bandwidth = state->bandwidth;
- break;
- case DVBFE_TUNER_REFCLOCK:
- break;
- default:
- break;
- }
+ if (c->bandwidth_hz > 0)
+ stb6100_set_bandwidth(fe, c->bandwidth_hz);
return 0;
}
@@ -572,8 +533,9 @@ static struct dvb_tuner_ops stb6100_ops = {
.init = stb6100_init,
.sleep = stb6100_sleep,
.get_status = stb6100_get_status,
- .get_state = stb6100_get_state,
- .set_state = stb6100_set_state,
+ .set_params = stb6100_set_params,
+ .get_frequency = stb6100_get_frequency,
+ .get_bandwidth = stb6100_get_bandwidth,
.release = stb6100_release
};