[media] tda18271-fe: use DVBv5 parameters on set_params()

Instead of using DVBv3 parameters, rely on DVBv5 parameters to
set the tuner.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 34 insertions, 40 deletions

diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index 3347c5b488dd..6348bb302139 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -931,56 +931,51 @@ fail:
 static int tda18271_set_params(struct dvb_frontend *fe,
                                struct dvb_frontend_parameters *params)
 {
+        struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+        u32 delsys = c->delivery_system;
+        u32 bw = c->bandwidth_hz;
+        u32 freq = c->frequency;
+        u32 band = BANDWIDTH_6_MHZ;
         struct tda18271_priv *priv = fe->tuner_priv;
         struct tda18271_std_map *std_map = &priv->std;
         struct tda18271_std_map_item *map;
         int ret;
-        u32 bw, freq = params->frequency;
 
         priv->mode = TDA18271_DIGITAL;
 
-        if (fe->ops.info.type == FE_ATSC) {
-                switch (params->u.vsb.modulation) {
-                case VSB_8:
-                case VSB_16:
-                        map = &std_map->atsc_6;
-                        break;
-                case QAM_64:
-                case QAM_256:
-                        map = &std_map->qam_6;
-                        break;
-                default:
-                        tda_warn("modulation not set!\n");
-                        return -EINVAL;
-                }
-#if 0
-                /* userspace request is already center adjusted */
-                freq += 1750000; /* Adjust to center (+1.75MHZ) */
-#endif
+        switch (delsys) {
+        case SYS_ATSC:
+                map = &std_map->atsc_6;
                 bw = 6000000;
-        } else if (fe->ops.info.type == FE_OFDM) {
-                switch (params->u.ofdm.bandwidth) {
-                case BANDWIDTH_6_MHZ:
-                        bw = 6000000;
+                break;
+        case SYS_DVBT:
+        case SYS_DVBT2:
+                if (bw <= 6000000) {
                         map = &std_map->dvbt_6;
-                        break;
-                case BANDWIDTH_7_MHZ:
-                        bw = 7000000;
+                } else if (bw <= 7000000) {
                         map = &std_map->dvbt_7;
-                        break;
-                case BANDWIDTH_8_MHZ:
-                        bw = 8000000;
+                        band = BANDWIDTH_7_MHZ;
+                } else {
                         map = &std_map->dvbt_8;
-                        break;
-                default:
-                        tda_warn("bandwidth not set!\n");
-                        return -EINVAL;
+                        band = BANDWIDTH_8_MHZ;
                 }
-        } else if (fe->ops.info.type == FE_QAM) {
-                /* DVB-C */
-                map = &std_map->qam_8;
-                bw = 8000000;
-        } else {
+                break;
+        case SYS_DVBC_ANNEX_B:
+                bw = 6000000;
+                /* falltrough */
+        case SYS_DVBC_ANNEX_A:
+        case SYS_DVBC_ANNEX_C:
+                if (bw <= 6000000) {
+                        map = &std_map->qam_6;
+                } else if (bw <= 7000000) {
+                        map = &std_map->qam_7;
+                        band = BANDWIDTH_7_MHZ;
+                } else {
+                        map = &std_map->qam_8;
+                        band = BANDWIDTH_8_MHZ;
+                }
+                break;
+        default:
                 tda_warn("modulation type not supported!\n");
                 return -EINVAL;
         }
@@ -996,8 +991,7 @@ static int tda18271_set_params(struct dvb_frontend *fe,
 
         priv->if_freq   = map->if_freq;
         priv->frequency = freq;
-        priv->bandwidth = (fe->ops.info.type == FE_OFDM) ?
-                params->u.ofdm.bandwidth : 0;
+        priv->bandwidth = band;
 fail:
         return ret;
 }