V4L/DVB (5314): Added support for tda827x tuners with preamlifiers

This patch contains
- new tuning code for the tda827xa silicon tuner.
- controls the preamplifier of some boards with this tuner.
- support for the Philips Tiger S hybrid DVB-T reference design.
- reworked the saa7134-dvb modulue to get rid of most of the
  small board specific functions.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 8 insertions, 1 deletions

diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c
index f2cb63053041..e1cb273e16bc 100644
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ b/drivers/media/video/saa7134/saa7134-video.c
@@ -603,7 +603,14 @@ static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
         saa_writeb(SAA7134_RAW_DATA_GAIN,         0x40);
         saa_writeb(SAA7134_RAW_DATA_OFFSET,       0x80);
 
-        saa7134_i2c_call_clients(dev,VIDIOC_S_STD,&norm->id);
+        /* only tell the tuner if this is a tv input */
+        if (card_in(dev,dev->ctl_input).tv) {
+                if ((card(dev).tuner_type == TUNER_PHILIPS_TDA8290)
+                                && ((card(dev).tuner_config == 1)
+                                ||  (card(dev).tuner_config == 2)))
+                        saa7134_set_gpio(dev, 22, 5);
+                saa7134_i2c_call_clients(dev,VIDIOC_S_STD,&norm->id);
+        }
 }
 
 static void video_mux(struct saa7134_dev *dev, int input)