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[media] rtl2832_sdr: control ADC 

Recent rtl28xxu patch I made moved demod ADC enable from power control
to frontend control (due to slave demod support). Because of that we
need call USB interface frontend control too in order to enable ADC.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
hifive-unleashed-5.1
Antti Palosaari 2014-12-03 20:11:03 -03:00 committed by Mauro Carvalho Chehab
parent 69c0e9c547
commit 2281c8244b
1 changed files with 8 additions and 0 deletions
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8
drivers/media/dvb-frontends/rtl2832_sdr.c
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@ -1013,6 +1013,10 @@ static int rtl2832_sdr_start_streaming(struct vb2_queue *vq, unsigned int count)
if (s->d->props->power_ctrl)
s->d->props->power_ctrl(s->d, 1);
/* enable ADC */
if (s->d->props->frontend_ctrl)
s->d->props->frontend_ctrl(s->fe, 1);
set_bit(POWER_ON, &s->flags);
ret = rtl2832_sdr_set_tuner(s);
@ -1064,6 +1068,10 @@ static void rtl2832_sdr_stop_streaming(struct vb2_queue *vq)
clear_bit(POWER_ON, &s->flags);
/* disable ADC */
if (s->d->props->frontend_ctrl)
s->d->props->frontend_ctrl(s->fe, 0);
if (s->d->props->power_ctrl)
s->d->props->power_ctrl(s->d, 0);