V4L/DVB (11586): stv090x: switch i/p ADC as well during Power management

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index 6aaeda1cf243..4dc723c42646 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -3494,6 +3494,11 @@ static int stv090x_sleep(struct dvb_frontend *fe)
         if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0)
                 goto err;
 
+        reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+        STV090x_SETFIELD(reg, ADC1_PON_FIELD, 0);
+        if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
+                goto err;
+
         return 0;
 err:
         dprintk(FE_ERROR, 1, "I/O error");
@@ -3513,6 +3518,11 @@ static int stv090x_wakeup(struct dvb_frontend *fe)
         if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0)
                 goto err;
 
+        reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+        STV090x_SETFIELD(reg, ADC1_PON_FIELD, 1);
+        if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
+                goto err;
+
         return 0;
 err:
         dprintk(FE_ERROR, 1, "I/O error");