[media] cx88: added XC4000 tuner callback and DVB attach functions

Added functions for XC4000 tuner reset and attaching DVB frontend.

Signed-off-by: Istvan Varga <istvan_v@mailbox.hu>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 47 insertions, 0 deletions

diff --git a/drivers/media/video/cx88/cx88-cards.c b/drivers/media/video/cx88/cx88-cards.c
index 27222c92b603..7ae62cc62cdf 100644
--- a/drivers/media/video/cx88/cx88-cards.c
+++ b/drivers/media/video/cx88/cx88-cards.c
@@ -28,6 +28,7 @@
 
 #include "cx88.h"
 #include "tea5767.h"
+#include "xc4000.h"
 
 static unsigned int tuner[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
 static unsigned int radio[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
@@ -2948,6 +2949,15 @@ static int cx88_xc2028_tuner_callback(struct cx88_core *core,
         return -EINVAL;
 }
 
+static int cx88_xc4000_tuner_callback(struct cx88_core *core,
+                                      int command, int arg)
+{
+        /* Board-specific callbacks */
+        switch (core->boardnr) {
+        }
+        return -EINVAL;
+}
+
 /* ----------------------------------------------------------------------- */
 /* Tuner callback function. Currently only needed for the Pinnacle         *
  * PCTV HD 800i with an xc5000 sillicon tuner. This is used for both       *
@@ -3022,6 +3032,9 @@ int cx88_tuner_callback(void *priv, int component, int command, int arg)
                 case TUNER_XC2028:
                         info_printk(core, "Calling XC2028/3028 callback\n");
                         return cx88_xc2028_tuner_callback(core, command, arg);
+                case TUNER_XC4000:
+                        info_printk(core, "Calling XC4000 callback\n");
+                        return cx88_xc4000_tuner_callback(core, command, arg);
                 case TUNER_XC5000:
                         info_printk(core, "Calling XC5000 callback\n");
                         return cx88_xc5000_tuner_callback(core, command, arg);
diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c
index c69df7ebb6a7..f0fbff499f01 100644
--- a/drivers/media/video/cx88/cx88-dvb.c
+++ b/drivers/media/video/cx88/cx88-dvb.c
@@ -41,6 +41,7 @@
 #include "or51132.h"
 #include "lgdt330x.h"
 #include "s5h1409.h"
+#include "xc4000.h"
 #include "xc5000.h"
 #include "nxt200x.h"
 #include "cx24123.h"
@@ -605,6 +606,39 @@ static int attach_xc3028(u8 addr, struct cx8802_dev *dev)
         return 0;
 }
 
+static int attach_xc4000(struct cx8802_dev *dev, struct xc4000_config *cfg)
+{
+        struct dvb_frontend *fe;
+        struct videobuf_dvb_frontend *fe0 = NULL;
+
+        /* Get the first frontend */
+        fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1);
+        if (!fe0)
+                return -EINVAL;
+
+        if (!fe0->dvb.frontend) {
+                printk(KERN_ERR "%s/2: dvb frontend not attached. "
+                                "Can't attach xc4000\n",
+                       dev->core->name);
+                return -EINVAL;
+        }
+
+        fe = dvb_attach(xc4000_attach, fe0->dvb.frontend, &dev->core->i2c_adap,
+                        cfg);
+        if (!fe) {
+                printk(KERN_ERR "%s/2: xc4000 attach failed\n",
+                       dev->core->name);
+                dvb_frontend_detach(fe0->dvb.frontend);
+                dvb_unregister_frontend(fe0->dvb.frontend);
+                fe0->dvb.frontend = NULL;
+                return -EINVAL;
+        }
+
+        printk(KERN_INFO "%s/2: xc4000 attached\n", dev->core->name);
+
+        return 0;
+}
+
 static int cx24116_set_ts_param(struct dvb_frontend *fe,
         int is_punctured)
 {