From: Eduardo Valentin <eduardo.valentin@xxxxxxxxx>
# HG changeset patch
# User Eduardo Valentin <eduardo.valentin@xxxxxxxxx>
# Date 1243414606 -10800
# Node ID 44d477eb96bd219a16b7430937a9b14ae1f9d607
# Parent c8e571f41aa55740bee6095aa1526f5aadce3ec9
This patch adds a new class of extended controls. This class
is intended to support Radio Modulators properties such as:
rds, audio limiters, audio compression, pilot tone generation,
tuning power levels and region related properties.
Signed-off-by: Eduardo Valentin <eduardo.valentin@xxxxxxxxx>
---
include/linux/videodev2.h | 34 ++++++++++++++++++++++++++++++++++
1 files changed, 34 insertions(+), 0 deletions(-)
diff -r c8e571f41aa5 -r 44d477eb96bd linux/include/linux/videodev2.h
--- a/linux/include/linux/videodev2.h Sat Jun 06 19:05:35 2009 +0200
+++ b/linux/include/linux/videodev2.h Wed May 27 11:56:46 2009 +0300
@@ -803,6 +803,7 @@
#define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
#define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
#define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
+#define V4L2_CTRL_CLASS_FMTX 0x009b0000 /* FM Radio Modulator class controls */
#define V4L2_CTRL_ID_MASK (0x0fffffff)
#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
@@ -1141,6 +1142,39 @@
#define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
+/* FM Radio Modulator class control IDs */
+#define V4L2_CID_FMTX_CLASS_BASE (V4L2_CTRL_CLASS_FMTX | 0x900)
+#define V4L2_CID_FMTX_CLASS (V4L2_CTRL_CLASS_FMTX | 1)
+
+#define V4L2_CID_RDS_ENABLED (V4L2_CID_FMTX_CLASS_BASE + 1)
+#define V4L2_CID_RDS_PI (V4L2_CID_FMTX_CLASS_BASE + 2)
+#define V4L2_CID_RDS_PTY (V4L2_CID_FMTX_CLASS_BASE + 3)
+#define V4L2_CID_RDS_PS_NAME (V4L2_CID_FMTX_CLASS_BASE + 4)
+#define V4L2_CID_RDS_RADIO_TEXT (V4L2_CID_FMTX_CLASS_BASE + 5)
+
+#define V4L2_CID_AUDIO_LIMITER_ENABLED (V4L2_CID_FMTX_CLASS_BASE + 6)
+#define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME (V4L2_CID_FMTX_CLASS_BASE + 7)
+#define V4L2_CID_AUDIO_LIMITER_DEVIATION (V4L2_CID_FMTX_CLASS_BASE + 8)
+
+#define V4L2_CID_AUDIO_COMPRESSION_ENABLED (V4L2_CID_FMTX_CLASS_BASE + 9)
+#define V4L2_CID_AUDIO_COMPRESSION_GAIN (V4L2_CID_FMTX_CLASS_BASE + 10)
+#define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD (V4L2_CID_FMTX_CLASS_BASE + 11)
+#define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME (V4L2_CID_FMTX_CLASS_BASE + 12)
+#define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FMTX_CLASS_BASE + 13)
+
+#define V4L2_CID_PILOT_TONE_ENABLED (V4L2_CID_FMTX_CLASS_BASE + 14)
+#define V4L2_CID_PILOT_TONE_DEVIATION (V4L2_CID_FMTX_CLASS_BASE + 15)
+#define V4L2_CID_PILOT_TONE_FREQUENCY (V4L2_CID_FMTX_CLASS_BASE + 16)
+
+#define V4L2_CID_PREEMPHASIS (V4L2_CID_FMTX_CLASS_BASE + 17)
+enum v4l2_fmtx_preemphasis {
+ V4L2_FMTX_PREEMPHASIS_DISABLED = 0,
+ V4L2_FMTX_PREEMPHASIS_50_uS = 1,
+ V4L2_FMTX_PREEMPHASIS_75_uS = 2,
+};
+#define V4L2_CID_TUNE_POWER_LEVEL (V4L2_CID_FMTX_CLASS_BASE + 18)
+#define V4L2_CID_TUNE_ANTENNA_CAPACITOR (V4L2_CID_FMTX_CLASS_BASE + 19)
+
/*
* T U N I N G
*/
--
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