diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index b1255b7c0b0e..ca6d60f9d492 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -140,9 +140,12 @@ struct dvb_frontend_private { static void dvb_frontend_wakeup(struct dvb_frontend *fe); static int dtv_get_frontend(struct dvb_frontend *fe, + struct dtv_frontend_properties *c, struct dvb_frontend_parameters *p_out); -static int dtv_property_legacy_params_sync(struct dvb_frontend *fe, - struct dvb_frontend_parameters *p); +static int +dtv_property_legacy_params_sync(struct dvb_frontend *fe, + const struct dtv_frontend_properties *c, + struct dvb_frontend_parameters *p); static bool has_get_frontend(struct dvb_frontend *fe) { @@ -202,6 +205,7 @@ static void dvb_frontend_add_event(struct dvb_frontend *fe, enum fe_status status) { struct dvb_frontend_private *fepriv = fe->frontend_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct dvb_fe_events *events = &fepriv->events; struct dvb_frontend_event *e; int wp; @@ -209,7 +213,7 @@ static void dvb_frontend_add_event(struct dvb_frontend *fe, dev_dbg(fe->dvb->device, "%s:\n", __func__); if ((status & FE_HAS_LOCK) && has_get_frontend(fe)) - dtv_get_frontend(fe, &fepriv->parameters_out); + dtv_get_frontend(fe, c, &fepriv->parameters_out); mutex_lock(&events->mtx); @@ -687,6 +691,7 @@ static int dvb_enable_media_tuner(struct dvb_frontend *fe) static int dvb_frontend_thread(void *data) { struct dvb_frontend *fe = data; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct dvb_frontend_private *fepriv = fe->frontend_priv; enum fe_status s; enum dvbfe_algo algo; @@ -807,7 +812,7 @@ restart: fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN; fepriv->delay = HZ / 2; } - dtv_property_legacy_params_sync(fe, &fepriv->parameters_out); + dtv_property_legacy_params_sync(fe, c, &fepriv->parameters_out); fe->ops.read_status(fe, &s); if (s != fepriv->status) { dvb_frontend_add_event(fe, s); /* update event list */ @@ -1274,11 +1279,11 @@ static int dtv_property_cache_sync(struct dvb_frontend *fe, /* Ensure the cached values are set correctly in the frontend * legacy tuning structures, for the advanced tuning API. */ -static int dtv_property_legacy_params_sync(struct dvb_frontend *fe, - struct dvb_frontend_parameters *p) +static int +dtv_property_legacy_params_sync(struct dvb_frontend *fe, + const struct dtv_frontend_properties *c, + struct dvb_frontend_parameters *p) { - const struct dtv_frontend_properties *c = &fe->dtv_property_cache; - p->frequency = c->frequency; p->inversion = c->inversion; @@ -1350,6 +1355,7 @@ static int dtv_property_legacy_params_sync(struct dvb_frontend *fe, * If p_out is not null, it will update the DVBv3 params pointed by it. */ static int dtv_get_frontend(struct dvb_frontend *fe, + struct dtv_frontend_properties *c, struct dvb_frontend_parameters *p_out) { int r; @@ -1359,7 +1365,7 @@ static int dtv_get_frontend(struct dvb_frontend *fe, if (unlikely(r < 0)) return r; if (p_out) - dtv_property_legacy_params_sync(fe, p_out); + dtv_property_legacy_params_sync(fe, c, p_out); return 0; } @@ -2107,7 +2113,7 @@ static int dvb_frontend_ioctl_properties(struct file *file, * is not idle. Otherwise, returns the cached content */ if (fepriv->state != FESTATE_IDLE) { - err = dtv_get_frontend(fe, NULL); + err = dtv_get_frontend(fe, c, NULL); if (err < 0) goto out; } @@ -2147,7 +2153,7 @@ static int dtv_set_frontend(struct dvb_frontend *fe) * the user. FE_SET_FRONTEND triggers an initial frontend event * with status = 0, which copies output parameters to userspace. */ - dtv_property_legacy_params_sync(fe, &fepriv->parameters_out); + dtv_property_legacy_params_sync(fe, c, &fepriv->parameters_out); /* * Be sure that the bandwidth will be filled for all @@ -2518,7 +2524,7 @@ static int dvb_frontend_ioctl_legacy(struct file *file, break; case FE_GET_FRONTEND: - err = dtv_get_frontend(fe, parg); + err = dtv_get_frontend(fe, c, parg); break; case FE_SET_FRONTEND_TUNE_MODE: |
