[media] af9033: sleep on attach

This reduces power consumption 10mA.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/media/dvb-frontends/af9033.c b/drivers/media/dvb-frontends/af9033.c
index 0979ada2a20a..56e9611c0abb 100644
--- a/drivers/media/dvb-frontends/af9033.c
+++ b/drivers/media/dvb-frontends/af9033.c
@@ -909,6 +909,15 @@ struct dvb_frontend *af9033_attach(const struct af9033_config *config,
                         "OFDM=%d.%d.%d.%d\n", KBUILD_MODNAME, buf[0], buf[1],
                         buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]);
 
+        /* sleep */
+        ret = af9033_wr_reg(state, 0x80004c, 1);
+        if (ret < 0)
+                goto err;
+
+        ret = af9033_wr_reg(state, 0x800000, 0);
+        if (ret < 0)
+                goto err;
+
         /* configure internal TS mode */
         switch (state->cfg.ts_mode) {
         case AF9033_TS_MODE_PARALLEL: