V4L/DVB (11803): xc5000: add support for DVB-T tuning

This patch adds XC5000 supports for DVB-T 6MHz and 8MHz bandwidth.

Signed-off-by: David T.L. Wong <davidtlwong@gmail.com>
Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c
index a75521caa41d78ee8d62e028860058c89ee053ac..cc829a0b6db77e3755491b4e99bf36894f5544c2 100644 (file)
--- a/drivers/media/common/tuners/xc5000.c
+++ b/drivers/media/common/tuners/xc5000.c
@@ -636,25 +636,52 @@ static int xc5000_set_params(struct dvb_frontend *fe,
 
        dprintk(1, "%s() frequency=%d (Hz)\n", __func__, params->frequency);
 
-       switch (params->u.vsb.modulation) {
-       case VSB_8:
-       case VSB_16:
-               dprintk(1, "%s() VSB modulation\n", __func__);
+       if (fe->ops.info.type == FE_ATSC) {
+               dprintk(1, "%s() ATSC\n", __func__);
+               switch (params->u.vsb.modulation) {
+               case VSB_8:
+               case VSB_16:
+                       dprintk(1, "%s() VSB modulation\n", __func__);
+                       priv->rf_mode = XC_RF_MODE_AIR;
+                       priv->freq_hz = params->frequency - 1750000;
+                       priv->bandwidth = BANDWIDTH_6_MHZ;
+                       priv->video_standard = DTV6;
+                       break;
+               case QAM_64:
+               case QAM_256:
+               case QAM_AUTO:
+                       dprintk(1, "%s() QAM modulation\n", __func__);
+                       priv->rf_mode = XC_RF_MODE_CABLE;
+                       priv->freq_hz = params->frequency - 1750000;
+                       priv->bandwidth = BANDWIDTH_6_MHZ;
+                       priv->video_standard = DTV6;
+                       break;
+               default:
+                       return -EINVAL;
+               }
+       } else if (fe->ops.info.type == FE_OFDM) {
+               dprintk(1, "%s() OFDM\n", __func__);
+               switch (params->u.ofdm.bandwidth) {
+               case BANDWIDTH_6_MHZ:
+                       priv->bandwidth = BANDWIDTH_6_MHZ;
+                       priv->video_standard = DTV6;
+                       priv->freq_hz = params->frequency - 1750000;
+                       break;
+               case BANDWIDTH_7_MHZ:
+                       printk(KERN_ERR "xc5000 bandwidth 7MHz not supported\n");
+                       return -EINVAL;
+               case BANDWIDTH_8_MHZ:
+                       priv->bandwidth = BANDWIDTH_8_MHZ;
+                       priv->video_standard = DTV8;
+                       priv->freq_hz = params->frequency - 2750000;
+                       break;
+               default:
+                       printk(KERN_ERR "xc5000 bandwidth not set!\n");
+                       return -EINVAL;
+               }
                priv->rf_mode = XC_RF_MODE_AIR;
-               priv->freq_hz = params->frequency - 1750000;
-               priv->bandwidth = BANDWIDTH_6_MHZ;
-               priv->video_standard = DTV6;
-               break;
-       case QAM_64:
-       case QAM_256:
-       case QAM_AUTO:
-               dprintk(1, "%s() QAM modulation\n", __func__);
-               priv->rf_mode = XC_RF_MODE_CABLE;
-               priv->freq_hz = params->frequency - 1750000;
-               priv->bandwidth = BANDWIDTH_6_MHZ;
-               priv->video_standard = DTV6;
-               break;
-       default:
+       } else {
+               printk(KERN_ERR "xc5000 modulation type not supported!\n");
                return -EINVAL;
        }