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authorMauro Carvalho Chehab <mchehab@infradead.org>2006-01-15 21:31:10 -0200
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-01-15 21:31:10 -0200
commit21e2379b9ef705fcb3ba3be738decd3397fc30b7 (patch)
tree6e4f5334547aa538150fe52b60bfe014425eb53b /include
parentd04ae27bae42bcce1b3fa70ca2edf25d92b1cf39 (diff)
parent366cc64b0d9ac922ac4f0f54e06c13ec95249928 (diff)
Merge branch 'work'
Diffstat (limited to 'include')
-rw-r--r--include/media/tuner-types.h20
-rw-r--r--include/media/tuner.h8
-rw-r--r--include/media/v4l2-common.h7
3 files changed, 31 insertions, 4 deletions
diff --git a/include/media/tuner-types.h b/include/media/tuner-types.h
index 64b16b1f1926..15821ab14a9e 100644
--- a/include/media/tuner-types.h
+++ b/include/media/tuner-types.h
@@ -19,6 +19,25 @@ struct tuner_range {
struct tuner_params {
enum param_type type;
+ /* Many Philips based tuners have a comment like this in their
+ * datasheet:
+ *
+ * For channel selection involving band switching, and to ensure
+ * smooth tuning to the desired channel without causing
+ * unnecessary charge pump action, it is recommended to consider
+ * the difference between wanted channel frequency and the
+ * current channel frequency. Unnecessary charge pump action
+ * will result in very low tuning voltage which may drive the
+ * oscillator to extreme conditions.
+ *
+ * Set cb_first_if_lower_freq to 1, if this check is
+ * required for this tuner.
+ *
+ * I tested this for PAL by first setting the TV frequency to
+ * 203 MHz and then switching to 96.6 MHz FM radio. The result was
+ * static unless the control byte was sent first.
+ */
+ unsigned int cb_first_if_lower_freq:1;
unsigned char config; /* to be moved into struct tuner_range for dvb-pll merge */
unsigned int count;
@@ -27,7 +46,6 @@ struct tuner_params {
struct tunertype {
char *name;
- unsigned int has_tda988x:1;
struct tuner_params *params;
};
diff --git a/include/media/tuner.h b/include/media/tuner.h
index a1d63787bc08..a5beeac495c7 100644
--- a/include/media/tuner.h
+++ b/include/media/tuner.h
@@ -179,7 +179,9 @@ struct tuner {
unsigned int mode;
unsigned int mode_mask; /* Combination of allowable modes */
- unsigned int freq; /* keep track of the current settings */
+ unsigned int tv_freq; /* keep track of the current settings */
+ unsigned int radio_freq;
+ u16 last_div;
unsigned int audmode;
v4l2_std_id std;
@@ -197,8 +199,8 @@ struct tuner {
unsigned int sgIF;
/* function ptrs */
- void (*tv_freq)(struct i2c_client *c, unsigned int freq);
- void (*radio_freq)(struct i2c_client *c, unsigned int freq);
+ void (*set_tv_freq)(struct i2c_client *c, unsigned int freq);
+ void (*set_radio_freq)(struct i2c_client *c, unsigned int freq);
int (*has_signal)(struct i2c_client *c);
int (*is_stereo)(struct i2c_client *c);
void (*standby)(struct i2c_client *c);
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index c74052abb189..d4030a7e16e0 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -120,6 +120,13 @@ enum v4l2_chip_ident {
/* select from TV,radio,extern,MUTE */
#define AUDC_SET_INPUT _IOW('d',89,int)
+/* msp3400 ioctl: will be removed in the near future */
+struct msp_matrix {
+ int input;
+ int output;
+};
+#define MSP_SET_MATRIX _IOW('m',17,struct msp_matrix)
+
/* tuner ioctls */
/* Sets tuner type and its I2C addr */
#define TUNER_SET_TYPE_ADDR _IOW('d',90,int)