V4L/DVB (9914): cx24116: bugfix: add missing delsys in FEC lookup

Delsys was missing when searching for FEC in table.

This fixes FEC lookup for DVB-S2 QPSK modulation.

Cc: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Darron Broad <darron@kewl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 9 insertions, 5 deletions

diff --git a/drivers/media/dvb/frontends/cx24116.c b/drivers/media/dvb/frontends/cx24116.c
index b144b308a4dd..414bec9b5b64 100644
--- a/drivers/media/dvb/frontends/cx24116.c
+++ b/drivers/media/dvb/frontends/cx24116.c
@@ -160,6 +160,7 @@ struct cx24116_tuning {
         fe_spectral_inversion_t inversion;
         fe_code_rate_t fec;
 
+        fe_delivery_system_t delsys;
         fe_modulation_t modulation;
         fe_pilot_t pilot;
         fe_rolloff_t rolloff;
@@ -411,14 +412,15 @@ struct cx24116_modfec {
 };
 
 static int cx24116_lookup_fecmod(struct cx24116_state *state,
-        fe_modulation_t m, fe_code_rate_t f)
+        fe_delivery_system_t d, fe_modulation_t m, fe_code_rate_t f)
 {
         int i, ret = -EOPNOTSUPP;
 
         dprintk("%s(0x%02x,0x%02x)\n", __func__, m, f);
 
         for (i = 0; i < ARRAY_SIZE(CX24116_MODFEC_MODES); i++) {
-                if ((m == CX24116_MODFEC_MODES[i].modulation) &&
+                if ((d == CX24116_MODFEC_MODES[i].delivery_system) &&
+                        (m == CX24116_MODFEC_MODES[i].modulation) &&
                         (f == CX24116_MODFEC_MODES[i].fec)) {
                                 ret = i;
                                 break;
@@ -429,13 +431,13 @@ static int cx24116_lookup_fecmod(struct cx24116_state *state,
 }
 
 static int cx24116_set_fec(struct cx24116_state *state,
-        fe_modulation_t mod, fe_code_rate_t fec)
+        fe_delivery_system_t delsys, fe_modulation_t mod, fe_code_rate_t fec)
 {
         int ret = 0;
 
         dprintk("%s(0x%02x,0x%02x)\n", __func__, mod, fec);
 
-        ret = cx24116_lookup_fecmod(state, mod, fec);
+        ret = cx24116_lookup_fecmod(state, delsys, mod, fec);
 
         if (ret < 0)
                 return ret;
@@ -1287,6 +1289,7 @@ static int cx24116_set_frontend(struct dvb_frontend *fe,
                         __func__, c->delivery_system);
                 return -EOPNOTSUPP;
         }
+        state->dnxt.delsys = c->delivery_system;
         state->dnxt.modulation = c->modulation;
         state->dnxt.frequency = c->frequency;
         state->dnxt.pilot = c->pilot;
@@ -1297,7 +1300,7 @@ static int cx24116_set_frontend(struct dvb_frontend *fe,
                 return ret;
 
         /* FEC_NONE/AUTO for DVB-S2 is not supported and detected here */
-        ret = cx24116_set_fec(state, c->modulation, c->fec_inner);
+        ret = cx24116_set_fec(state, c->delivery_system, c->modulation, c->fec_inner);
         if (ret !=  0)
                 return ret;
 
@@ -1308,6 +1311,7 @@ static int cx24116_set_frontend(struct dvb_frontend *fe,
         /* discard the 'current' tuning parameters and prepare to tune */
         cx24116_clone_params(fe);
 
+        dprintk("%s:   delsys      = %d\n", __func__, state->dcur.delsys);
         dprintk("%s:   modulation  = %d\n", __func__, state->dcur.modulation);
         dprintk("%s:   frequency   = %d\n", __func__, state->dcur.frequency);
         dprintk("%s:   pilot       = %d (val = 0x%02x)\n", __func__,