diff mbox

[PATCHv9,2/9] v4l2: video device: Add V4L2_CTRL_CLASS_FM_TX controls

Message ID 1245687696-6730-3-git-send-email-eduardo.valentin@nokia.com (mailing list archive)
State RFC
Delegated to: Douglas Landgraf
Headers show

Commit Message

Eduardo Valentin June 22, 2009, 4:21 p.m. UTC 
This patch adds a new class of extended controls. This class
is intended to support FM Radio Modulators properties such as:
rds, audio limiters, audio compression, pilot tone generation,
tuning power levels and preemphasis properties.

Signed-off-by: Eduardo Valentin <eduardo.valentin@nokia.com>
---
 linux/include/linux/videodev2.h |   33 +++++++++++++++++++++++++++++++++
 1 files changed, 33 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/linux/include/linux/videodev2.h b/linux/include/linux/videodev2.h
index 50aa92b..8bd7810 100644
--- a/linux/include/linux/videodev2.h
+++ b/linux/include/linux/videodev2.h
@@ -809,6 +809,7 @@  struct v4l2_ext_controls {
 #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_FM_TX 0x009b0000	/* FM Modulator control class */
 
 #define V4L2_CTRL_ID_MASK      	  (0x0fffffff)
 #define V4L2_CTRL_ID2CLASS(id)    ((id) & 0x0fff0000UL)
@@ -1148,6 +1149,38 @@  enum  v4l2_exposure_auto_type {
 
 #define V4L2_CID_PRIVACY			(V4L2_CID_CAMERA_CLASS_BASE+16)
 
+/* FM Modulator class control IDs */
+#define V4L2_CID_FM_TX_CLASS_BASE		(V4L2_CTRL_CLASS_FM_TX | 0x900)
+#define V4L2_CID_FM_TX_CLASS			(V4L2_CTRL_CLASS_FM_TX | 1)
+
+#define V4L2_CID_RDS_TX_PI			(V4L2_CID_FM_TX_CLASS_BASE + 1)
+#define V4L2_CID_RDS_TX_PTY			(V4L2_CID_FM_TX_CLASS_BASE + 2)
+#define V4L2_CID_RDS_TX_PS_NAME			(V4L2_CID_FM_TX_CLASS_BASE + 3)
+#define V4L2_CID_RDS_TX_RADIO_TEXT		(V4L2_CID_FM_TX_CLASS_BASE + 4)
+
+#define V4L2_CID_AUDIO_LIMITER_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 5)
+#define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 6)
+#define V4L2_CID_AUDIO_LIMITER_DEVIATION	(V4L2_CID_FM_TX_CLASS_BASE + 7)
+
+#define V4L2_CID_AUDIO_COMPRESSION_ENABLED	(V4L2_CID_FM_TX_CLASS_BASE + 8)
+#define V4L2_CID_AUDIO_COMPRESSION_GAIN		(V4L2_CID_FM_TX_CLASS_BASE + 9)
+#define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD	(V4L2_CID_FM_TX_CLASS_BASE + 10)
+#define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 11)
+#define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME	(V4L2_CID_FM_TX_CLASS_BASE + 12)
+
+#define V4L2_CID_PILOT_TONE_ENABLED		(V4L2_CID_FM_TX_CLASS_BASE + 13)
+#define V4L2_CID_PILOT_TONE_DEVIATION		(V4L2_CID_FM_TX_CLASS_BASE + 14)
+#define V4L2_CID_PILOT_TONE_FREQUENCY		(V4L2_CID_FM_TX_CLASS_BASE + 15)
+
+#define V4L2_CID_FM_TX_PREEMPHASIS		(V4L2_CID_FM_TX_CLASS_BASE + 16)
+enum v4l2_preemphasis {
+	V4L2_PREEMPHASIS_DISABLED	= 0,
+	V4L2_PREEMPHASIS_50_uS		= 1,
+	V4L2_PREEMPHASIS_75_uS		= 2,
+};
+#define V4L2_CID_TUNE_POWER_LEVEL		(V4L2_CID_FM_TX_CLASS_BASE + 17)
+#define V4L2_CID_TUNE_ANTENNA_CAPACITOR		(V4L2_CID_FM_TX_CLASS_BASE + 18)
+
 /*
  *	T U N I N G
  */