V4L/DVB (7347): tuner-simple: add basic support for digital tuning of hybrid devices

Add entry points used for digital tuning via the dvb_frontend.

Share state data between multiple instances of the driver for hybrid
tuners.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 10 insertions, 4 deletions

diff --git a/include/media/tuner-types.h b/include/media/tuner-types.h
index b201371416a0..4b5e5cf780c8 100644
--- a/include/media/tuner-types.h
+++ b/include/media/tuner-types.h
@@ -6,10 +6,11 @@
 #define __TUNER_TYPES_H__
 
 enum param_type {
-        TUNER_PARAM_TYPE_RADIO, \
-        TUNER_PARAM_TYPE_PAL, \
-        TUNER_PARAM_TYPE_SECAM, \
-        TUNER_PARAM_TYPE_NTSC
+        TUNER_PARAM_TYPE_RADIO,
+        TUNER_PARAM_TYPE_PAL,
+        TUNER_PARAM_TYPE_SECAM,
+        TUNER_PARAM_TYPE_NTSC,
+        TUNER_PARAM_TYPE_DIGITAL,
 };
 
 struct tuner_range {
@@ -105,6 +106,7 @@ struct tuner_params {
            the SECAM-L/L' standards. Range: -16:+15 */
         signed int default_top_secam_high:5;
 
+        u16 iffreq;
 
         unsigned int count;
         struct tuner_range *ranges;
@@ -114,6 +116,10 @@ struct tunertype {
         char *name;
         unsigned int count;
         struct tuner_params *params;
+
+        u16 min;
+        u16 max;
+        u16 stepsize;
 };
 
 extern struct tunertype tuners[];