media: frontends: fix ops get_algo()'s return type

The method dvb_frontend_ops::get_frontend_algo() is defined as
returning an 'enum dvbfe_algo', but the implementation in this
driver returns an 'int'.

Fix this by returning 'enum dvbfe_algo' on drivers.

[mchehab+samsung@kernel.org: merge similar patches and patch
 ddbridge-mci.c the same way]
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/dvb-frontends/cx24116.c

@@ -1456,7 +1456,7 @@ static int cx24116_tune(struct dvb_frontend *fe, bool re_tune,
 	return cx24116_read_status(fe, status);
 }
 
-static int cx24116_get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo cx24116_get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/cx24117.c

@@ -1555,7 +1555,7 @@ static int cx24117_tune(struct dvb_frontend *fe, bool re_tune,
 	return cx24117_read_status(fe, status);
 }
 
-static int cx24117_get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo cx24117_get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/cx24120.c

@@ -1491,7 +1491,7 @@ static int cx24120_tune(struct dvb_frontend *fe, bool re_tune,
 	return cx24120_read_status(fe, status);
 }
 
-static int cx24120_get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo cx24120_get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/cx24123.c

@@ -1005,7 +1005,7 @@ static int cx24123_tune(struct dvb_frontend *fe,
 	return retval;
 }
 
-static int cx24123_get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo cx24123_get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/cxd2820r_core.c

@@ -403,7 +403,7 @@ error:
 	return DVBFE_ALGO_SEARCH_ERROR;
 }
 
-static int cxd2820r_get_frontend_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo cxd2820r_get_frontend_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_CUSTOM;
 }

drivers/media/dvb-frontends/mb86a20s.c

@@ -2055,7 +2055,7 @@ static void mb86a20s_release(struct dvb_frontend *fe)
 	kfree(state);
 }
 
-static int mb86a20s_get_frontend_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo mb86a20s_get_frontend_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/mxl5xx.c

@@ -375,7 +375,7 @@ static void release(struct dvb_frontend *fe)
 	kfree(state);
 }
 
-static int get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/s921.c

@@ -464,7 +464,7 @@ static int s921_tune(struct dvb_frontend *fe,
 	return rc;
 }
 
-static int s921_get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo s921_get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/dvb-frontends/stv0910.c

@@ -1639,7 +1639,7 @@ static int tune(struct dvb_frontend *fe, bool re_tune,
 	return 0;
 }
 
-static int get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }

drivers/media/pci/bt8xx/dst.c

@@ -1657,7 +1657,7 @@ static int dst_tune_frontend(struct dvb_frontend* fe,
 	return 0;
 }
 
-static int dst_get_tuning_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo dst_get_tuning_algo(struct dvb_frontend *fe)
 {
 	return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
 }

drivers/media/pci/ddbridge/ddbridge-mci.c

@@ -444,7 +444,7 @@ static int tune(struct dvb_frontend *fe, bool re_tune,
 	return 0;
 }
 
-static int get_algo(struct dvb_frontend *fe)
+static enum dvbfe_algo get_algo(struct dvb_frontend *fe)
 {
 	return DVBFE_ALGO_HW;
 }