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

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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>
This commit is contained in:
Michael Krufky
2008-04-22 14:45:52 -03:00
committed by Mauro Carvalho Chehab
parent ac8b63b30a
commit 62325497db
2 changed files with 156 additions and 14 deletions
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14
include/media/tuner-types.h
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@@ -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[];