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V4L/DVB (11063): au8522: power down the digital demod when not in use
[safe/jmp/linux-2.6]
/
drivers
/
media
/
dvb
/
frontends
/
au8522_dig.c
diff --git
a/drivers/media/dvb/frontends/au8522_dig.c
b/drivers/media/dvb/frontends/au8522_dig.c
index
17bdbe2
..
fa3ecbe
100644
(file)
--- a/
drivers/media/dvb/frontends/au8522_dig.c
+++ b/
drivers/media/dvb/frontends/au8522_dig.c
@@
-617,6
+617,9
@@
int au8522_sleep(struct dvb_frontend *fe)
/* turn off led */
au8522_led_ctrl(state, 0);
+ /* Power down the chip */
+ au8522_writereg(state, 0xa4, 1 << 5);
+
state->current_frequency = 0;
return 0;