This patch adds basic configurations for FM TX extended controls.
That includes controls names, menu strings, pointer identification,
type classification and flags configuration.
Signed-off-by: Eduardo Valentin <eduardo.valentin@xxxxxxxxx>
---
linux/drivers/media/video/v4l2-common.c | 50 +++++++++++++++++++++++
linux/drivers/media/video/v4l2-compat-ioctl32.c | 8 +++-
2 files changed, 57 insertions(+), 1 deletions(-)
diff --git a/linux/drivers/media/video/v4l2-common.c b/linux/drivers/media/video/v4l2-common.c
index 870dc20..9e1ae23 100644
--- a/linux/drivers/media/video/v4l2-common.c
+++ b/linux/drivers/media/video/v4l2-common.c
@@ -343,6 +343,12 @@ const char **v4l2_ctrl_get_menu(u32 id)
"Sepia",
NULL
};
+ static const char *fm_tx_preemphasis[] = {
+ "No preemphasis",
+ "50 useconds",
+ "75 useconds",
+ NULL,
+ };
switch (id) {
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
@@ -381,6 +387,8 @@ const char **v4l2_ctrl_get_menu(u32 id)
return camera_exposure_auto;
case V4L2_CID_COLORFX:
return colorfx;
+ case V4L2_CID_FM_TX_PREEMPHASIS:
+ return fm_tx_preemphasis;
default:
return NULL;
}
@@ -479,6 +487,28 @@ const char *v4l2_ctrl_get_name(u32 id)
case V4L2_CID_ZOOM_CONTINUOUS: return "Zoom, Continuous";
case V4L2_CID_PRIVACY: return "Privacy";
+ /* FM Radio Modulator control */
+ case V4L2_CID_FM_TX_CLASS: return "FM Radio Modulator Controls";
+ case V4L2_CID_RDS_TX_PI: return "RDS Program ID";
+ case V4L2_CID_RDS_TX_PTY: return "RDS Program Type";
+ case V4L2_CID_RDS_TX_DEVIATION: return "RDS Signal Deviation";
+ case V4L2_CID_RDS_TX_PS_NAME: return "RDS PS Name";
+ case V4L2_CID_RDS_TX_RADIO_TEXT: return "RDS Radio Text";
+ case V4L2_CID_AUDIO_LIMITER_ENABLED: return "Audio Limiter Feature Enabled";
+ case V4L2_CID_AUDIO_LIMITER_RELEASE_TIME: return "Audio Limiter Release Time";
+ case V4L2_CID_AUDIO_LIMITER_DEVIATION: return "Audio Limiter Deviation";
+ case V4L2_CID_AUDIO_COMPRESSION_ENABLED: return "Audio Compression Feature Enabled";
+ case V4L2_CID_AUDIO_COMPRESSION_GAIN: return "Audio Compression Gain";
+ case V4L2_CID_AUDIO_COMPRESSION_THRESHOLD: return "Audio Compression Threshold";
+ case V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME: return "Audio Compression Attack Time";
+ case V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME: return "Audio Compression Release Time";
+ case V4L2_CID_PILOT_TONE_ENABLED: return "Pilot Tone Feature Enabled";
+ case V4L2_CID_PILOT_TONE_DEVIATION: return "Pilot Tone Deviation";
+ case V4L2_CID_PILOT_TONE_FREQUENCY: return "Pilot Tone Frequency";
+ case V4L2_CID_FM_TX_PREEMPHASIS: return "Pre-emphasis settings";
+ case V4L2_CID_TUNE_POWER_LEVEL: return "Tune Power Level";
+ case V4L2_CID_TUNE_ANTENNA_CAPACITOR: return "Tune Antenna Capacitor";
+
default:
return NULL;
}
@@ -511,6 +541,9 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
case V4L2_CID_EXPOSURE_AUTO_PRIORITY:
case V4L2_CID_FOCUS_AUTO:
case V4L2_CID_PRIVACY:
+ case V4L2_CID_AUDIO_LIMITER_ENABLED:
+ case V4L2_CID_AUDIO_COMPRESSION_ENABLED:
+ case V4L2_CID_PILOT_TONE_ENABLED:
qctrl->type = V4L2_CTRL_TYPE_BOOLEAN;
min = 0;
max = step = 1;
@@ -539,12 +572,18 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
case V4L2_CID_MPEG_STREAM_VBI_FMT:
case V4L2_CID_EXPOSURE_AUTO:
case V4L2_CID_COLORFX:
+ case V4L2_CID_FM_TX_PREEMPHASIS:
qctrl->type = V4L2_CTRL_TYPE_MENU;
step = 1;
break;
+ case V4L2_CID_RDS_TX_PS_NAME:
+ case V4L2_CID_RDS_TX_RADIO_TEXT:
+ qctrl->type = V4L2_CTRL_TYPE_STRING;
+ break;
case V4L2_CID_USER_CLASS:
case V4L2_CID_CAMERA_CLASS:
case V4L2_CID_MPEG_CLASS:
+ case V4L2_CID_FM_TX_CLASS:
qctrl->type = V4L2_CTRL_TYPE_CTRL_CLASS;
qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
min = max = step = def = 0;
@@ -573,6 +612,17 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
case V4L2_CID_BLUE_BALANCE:
case V4L2_CID_GAMMA:
case V4L2_CID_SHARPNESS:
+ case V4L2_CID_RDS_TX_DEVIATION:
+ case V4L2_CID_AUDIO_LIMITER_RELEASE_TIME:
+ case V4L2_CID_AUDIO_LIMITER_DEVIATION:
+ case V4L2_CID_AUDIO_COMPRESSION_GAIN:
+ case V4L2_CID_AUDIO_COMPRESSION_THRESHOLD:
+ case V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME:
+ case V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME:
+ case V4L2_CID_PILOT_TONE_DEVIATION:
+ case V4L2_CID_PILOT_TONE_FREQUENCY:
+ case V4L2_CID_TUNE_POWER_LEVEL:
+ case V4L2_CID_TUNE_ANTENNA_CAPACITOR:
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
break;
case V4L2_CID_PAN_RELATIVE:
diff --git a/linux/drivers/media/video/v4l2-compat-ioctl32.c b/linux/drivers/media/video/v4l2-compat-ioctl32.c
index 991fca1..f24009a 100644
--- a/linux/drivers/media/video/v4l2-compat-ioctl32.c
+++ b/linux/drivers/media/video/v4l2-compat-ioctl32.c
@@ -620,7 +620,13 @@ static int ctrl_is_value64(u32 id)
* This information is used inside v4l2_compat_ioctl32. */
static int ctrl_is_pointer(u32 id)
{
- return 0;
+ switch (id) {
+ case V4L2_CID_RDS_TX_PS_NAME:
+ case V4L2_CID_RDS_TX_RADIO_TEXT:
+ return 1;
+ default:
+ return 0;
+ }
}
static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
--
1.6.2.GIT
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