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V4L/DVB (13293): dvb-usb-friio: return the correct DTV_DELIVERY_SYSTEM

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This patch makes the driver return the correct DTV_DELIVERY_SYSTEM.

The driver previously returned SYS_UNDEFINED for DTV_DELIVERY_SYSTEM property,
as it lacked any driver specific S2API support.

Signed-off-by: Akihiro Tsukada <tskd2@yahoo.co.jp>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Akihiro Tsukada 2009-11-04 15:39:31 -03:00 committed by Mauro Carvalho Chehab
parent 6f901a9919
commit ad12f07bf2
1 changed files with 27 additions and 0 deletions
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27
drivers/media/dvb/dvb-usb/friio-fe.c
View file

@ -286,6 +286,27 @@ static int jdvbt90502_get_tune_settings(struct dvb_frontend *fe,
return 0;
}
/* filter out un-supported properties to notify users */
static int jdvbt90502_set_property(struct dvb_frontend *fe,
struct dtv_property *tvp)
{
int r = 0;
switch (tvp->cmd) {
case DTV_DELIVERY_SYSTEM:
if (tvp->u.data != SYS_ISDBT)
r = -EINVAL;
break;
case DTV_CLEAR:
case DTV_TUNE:
case DTV_FREQUENCY:
break;
default:
r = -EINVAL;
}
return r;
}
static int jdvbt90502_get_frontend(struct dvb_frontend *fe,
struct dvb_frontend_parameters *p)
{
@ -314,6 +335,9 @@ static int jdvbt90502_set_frontend(struct dvb_frontend *fe,
deb_fe("%s: Freq:%d\n", __func__, p->frequency);
/* for recovery from DTV_CLEAN */
fe->dtv_property_cache.delivery_system = SYS_ISDBT;
ret = jdvbt90502_pll_set_freq(state, p->frequency);
if (ret) {
deb_fe("%s:ret == %d\n", __func__, ret);
@ -394,6 +418,7 @@ static int jdvbt90502_init(struct dvb_frontend *fe)
if (ret != 1)
goto error;
}
fe->dtv_property_cache.delivery_system = SYS_ISDBT;
msleep(100);
return 0;
@ -471,6 +496,8 @@ static struct dvb_frontend_ops jdvbt90502_ops = {
.sleep = jdvbt90502_sleep,
.write = _jdvbt90502_write,
.set_property = jdvbt90502_set_property,
.set_frontend = jdvbt90502_set_frontend,
.get_frontend = jdvbt90502_get_frontend,
.get_tune_settings = jdvbt90502_get_tune_settings,