diff options
Diffstat (limited to 'linux/include')
| -rw-r--r-- | linux/include/media/cx25840.h | 12 | ||||
| -rw-r--r-- | linux/include/media/saa7146_vv.h | 17 | ||||
| -rw-r--r-- | linux/include/media/v4l2-common.h | 13 |
3 files changed, 30 insertions, 12 deletions
diff --git a/linux/include/media/cx25840.h b/linux/include/media/cx25840.h index db431d513..2c3fbaa33 100644 --- a/linux/include/media/cx25840.h +++ b/linux/include/media/cx25840.h @@ -21,6 +21,18 @@ #ifndef _CX25840_H_ #define _CX25840_H_ +/* Note that the cx25840 driver requires that the bridge driver calls the + v4l2_subdev's init operation in order to load the driver's firmware. + Without this the audio standard detection will fail and you will + only get mono. + + Since loading the firmware is often problematic when the driver is + compiled into the kernel I recommend postponing calling this function + until the first open of the video device. Another reason for + postponing it is that loading this firmware takes a long time (seconds) + due to the slow i2c bus speed. So it will speed up the boot process if + you can avoid loading the fw as long as the video device isn't used. */ + enum cx25840_video_input { /* Composite video inputs In1-In8 */ CX25840_COMPOSITE1 = 1, diff --git a/linux/include/media/saa7146_vv.h b/linux/include/media/saa7146_vv.h index c8d0b23fd..eed5fccc8 100644 --- a/linux/include/media/saa7146_vv.h +++ b/linux/include/media/saa7146_vv.h @@ -150,16 +150,6 @@ struct saa7146_vv unsigned int resources; /* resource management for device */ }; -#define SAA7146_EXCLUSIVE 0x1 -#define SAA7146_BEFORE 0x2 -#define SAA7146_AFTER 0x4 - -struct saa7146_extension_ioctls -{ - unsigned int cmd; - int flags; -}; - /* flags */ #define SAA7146_USE_PORT_B_FOR_VBI 0x2 /* use input port b for vbi hardware bug workaround */ @@ -176,8 +166,10 @@ struct saa7146_ext_vv int num_stds; int (*std_callback)(struct saa7146_dev*, struct saa7146_standard *); - struct saa7146_extension_ioctls *ioctls; - long (*ioctl)(struct saa7146_fh *, unsigned int cmd, void *arg); + /* the extension can override this */ + struct v4l2_ioctl_ops ops; + /* pointer to the saa7146 core ops */ + const struct v4l2_ioctl_ops *core_ops; struct v4l2_file_operations vbi_fops; }; @@ -213,6 +205,7 @@ void saa7146_set_hps_source_and_sync(struct saa7146_dev *saa, int source, int sy void saa7146_set_gpio(struct saa7146_dev *saa, u8 pin, u8 data); /* from saa7146_video.c */ +extern const struct v4l2_ioctl_ops saa7146_video_ioctl_ops; extern struct saa7146_use_ops saa7146_video_uops; int saa7146_start_preview(struct saa7146_fh *fh); int saa7146_stop_preview(struct saa7146_fh *fh); diff --git a/linux/include/media/v4l2-common.h b/linux/include/media/v4l2-common.h index 95e74f187..0f864f8da 100644 --- a/linux/include/media/v4l2-common.h +++ b/linux/include/media/v4l2-common.h @@ -150,6 +150,19 @@ struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter, void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, const struct v4l2_subdev_ops *ops); +enum v4l2_i2c_tuner_type { + ADDRS_RADIO, /* Radio tuner addresses */ + ADDRS_DEMOD, /* Demod tuner addresses */ + ADDRS_TV, /* TV tuner addresses */ + /* TV tuner addresses if demod is present, this excludes + addresses used by the demodulator from the list of + candidates. */ + ADDRS_TV_WITH_DEMOD, +}; +/* Return a list of I2C tuner addresses to probe. Use only if the tuner + addresses are unknown. */ +const unsigned short *v4l2_i2c_tuner_addrs(enum v4l2_i2c_tuner_type type); + /* ------------------------------------------------------------------------- */ /* Internal ioctls */ |