/* override demod callbacks for resource locking */
static int af9015_af9013_init(struct dvb_frontend *fe)
{
int ret;
struct af9015_state *state = fe_to_priv(fe);
if (mutex_lock_interruptible(&state->fe_mutex))
return -EAGAIN;
ret = state->init[fe_to_adap(fe)->id](fe);
mutex_unlock(&state->fe_mutex);
return ret;
}
static int mxl111sf_ep4_streaming_ctrl(struct dvb_frontend *fe, int onoff)
{
struct mxl111sf_state *state = fe_to_priv(fe);
int ret = 0;
pr_debug("%s(%d)\n", __func__, onoff);
if (onoff) {
ret = mxl111sf_enable_usb_output(state);
mxl_fail(ret);
}
return ret;
}
/* override demod callbacks for resource locking */
static int af9015_af9013_read_status(struct dvb_frontend *fe,
enum fe_status *status)
{
int ret;
struct af9015_state *state = fe_to_priv(fe);
if (mutex_lock_interruptible(&state->fe_mutex))
return -EAGAIN;
ret = state->read_status[fe_to_adap(fe)->id](fe, status);
mutex_unlock(&state->fe_mutex);
return ret;
}
static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct lme2510_state *st = fe_to_priv(fe);
if (st->fe_read_snr && !st->stream_on)
return st->fe_read_snr(fe, snr);
if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
*snr = (u16)c->cnr.stat[0].uvalue;
else
*snr = 0;
return 0;
}
static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
{
struct az6007_device_state *st = fe_to_priv(fe);
struct dvb_usb_adapter *adap = fe->sec_priv;
int status = 0;
pr_debug("%s: %s\n", __func__, enable ? "enable" : "disable");
if (!adap || !st)
return -EINVAL;
if (enable)
status = st->gate_ctrl(fe, 1);
else
status = st->gate_ctrl(fe, 0);
return status;
}
static int mxl111sf_ant_hunt(struct dvb_frontend *fe)
{
struct mxl111sf_state *state = fe_to_priv(fe);
int antctrl = dvb_usb_mxl111sf_rfswitch;
u16 rxPwrA, rxPwr0, rxPwr1, rxPwr2;
/* FIXME: must force EXTERNAL for QAM - done elsewhere */
mxl111sf_set_ant_path(state, antctrl == ANT_PATH_AUTO ?
ANT_PATH_EXTERNAL : antctrl);
if (antctrl == ANT_PATH_AUTO) {
#if 0
msleep(ANT_HUNT_SLEEP);
#endif
fe->ops.tuner_ops.get_rf_strength(fe, &rxPwrA);
mxl111sf_set_ant_path(state, ANT_PATH_EXTERNAL);
msleep(ANT_HUNT_SLEEP);
fe->ops.tuner_ops.get_rf_strength(fe, &rxPwr0);
mxl111sf_set_ant_path(state, ANT_PATH_EXTERNAL);
msleep(ANT_HUNT_SLEEP);
fe->ops.tuner_ops.get_rf_strength(fe, &rxPwr1);
mxl111sf_set_ant_path(state, ANT_PATH_INTERNAL);
msleep(ANT_HUNT_SLEEP);
fe->ops.tuner_ops.get_rf_strength(fe, &rxPwr2);
if (rxPwr1+ANT_EXT_TWEAK >= rxPwr2) {
/* return with EXTERNAL enabled */
mxl111sf_set_ant_path(state, ANT_PATH_EXTERNAL);
DbgAntHunt(ANT_PATH_EXTERNAL, rxPwrA,
rxPwr0, rxPwr1, rxPwr2);
} else {
/* return with INTERNAL enabled */
DbgAntHunt(ANT_PATH_INTERNAL, rxPwrA,
rxPwr0, rxPwr1, rxPwr2);
}
}
return 0;
}
static int mxl111sf_adap_fe_sleep(struct dvb_frontend *fe)
{
struct mxl111sf_state *state = fe_to_priv(fe);
struct mxl111sf_adap_state *adap_state = &state->adap_state[fe->id];
int err;
/* exit if we didnt initialize the driver yet */
if (!state->chip_id) {
mxl_debug("driver not yet initialized, exit.");
goto fail;
}
deb_info("%s()\n", __func__);
err = (adap_state->fe_sleep) ? adap_state->fe_sleep(fe) : 0;
mutex_unlock(&state->fe_lock);
return err;
fail:
return -ENODEV;
}
static int mxl111sf_ep6_streaming_ctrl(struct dvb_frontend *fe, int onoff)
{
struct mxl111sf_state *state = fe_to_priv(fe);
struct mxl111sf_adap_state *adap_state = &state->adap_state[fe->id];
int ret = 0;
deb_info("%s(%d)\n", __func__, onoff);
if (onoff) {
ret = mxl111sf_enable_usb_output(state);
mxl_fail(ret);
ret = mxl111sf_config_mpeg_in(state, 1, 1,
adap_state->ep6_clockphase,
0, 0);
mxl_fail(ret);
#if 0
} else {
ret = mxl111sf_disable_656_port(state);
mxl_fail(ret);
#endif
}
return ret;
}
