V4L/DVB: IR: extend interfaces to support more device settings

LIRC: add new IOCTL that enables learning mode (wide band receiver)
Still missing features: carrier report & timeout reports.
Will need to pack these into ir_raw_event

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 15 insertions, 2 deletions

diff --git a/include/media/ir-core.h b/include/media/ir-core.h
index a781045aeed5..eb7fddf8f607 100644
--- a/include/media/ir-core.h
+++ b/include/media/ir-core.h
@@ -44,6 +44,8 @@ enum rc_driver_type {
  * @timeout: optional time after which device stops sending data
  * @min_timeout: minimum timeout supported by device
  * @max_timeout: maximum timeout supported by device
+ * @rx_resolution : resolution (in ns) of input sampler
+ * @tx_resolution: resolution (in ns) of output sampler
  * @priv: driver-specific data, to be used on the callbacks
  * @change_protocol: allow changing the protocol used on hardware decoders
  * @open: callback to allow drivers to enable polling/irq when IR input device
@@ -52,9 +54,12 @@ enum rc_driver_type {
  *      is opened.
  * @s_tx_mask: set transmitter mask (for devices with multiple tx outputs)
  * @s_tx_carrier: set transmit carrier frequency
+ * @s_tx_duty_cycle: set transmit duty cycle (0% - 100%)
+ * @s_rx_carrier: inform driver about carrier it is expected to handle
  * @tx_ir: transmit IR
  * @s_idle: optional: enable/disable hardware idle mode, upon which,
- *      device doesn't interrupt host untill it sees IR data
+        device doesn't interrupt host until it sees IR pulses
+ * @s_learning_mode: enable wide band receiver used for learning
  */
 struct ir_dev_props {
         enum rc_driver_type     driver_type;
@@ -65,6 +70,8 @@ struct ir_dev_props {
         u32                     min_timeout;
         u32                     max_timeout;
 
+        u32                     rx_resolution;
+        u32                     tx_resolution;
 
         void                    *priv;
         int                     (*change_protocol)(void *priv, u64 ir_type);
@@ -72,8 +79,11 @@ struct ir_dev_props {
         void                    (*close)(void *priv);
         int                     (*s_tx_mask)(void *priv, u32 mask);
         int                     (*s_tx_carrier)(void *priv, u32 carrier);
+        int                     (*s_tx_duty_cycle)(void *priv, u32 duty_cycle);
+        int                     (*s_rx_carrier_range)(void *priv, u32 min, u32 max);
         int                     (*tx_ir)(void *priv, int *txbuf, u32 n);
         void                    (*s_idle)(void *priv, int enable);
+        int                     (*s_learning_mode)(void *priv, int enable);
 };
 
 struct ir_input_dev {
diff --git a/include/media/lirc.h b/include/media/lirc.h
index 42c467c50519..6678a169fd9e 100644
--- a/include/media/lirc.h
+++ b/include/media/lirc.h
@@ -77,6 +77,7 @@
 #define LIRC_CAN_SET_REC_FILTER           0x08000000
 
 #define LIRC_CAN_MEASURE_CARRIER          0x02000000
+#define LIRC_CAN_USE_WIDEBAND_RECEIVER    0x04000000
 
 #define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK)
 #define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK)
@@ -145,7 +146,7 @@
  * if enabled from the next key press on the driver will send
  * LIRC_MODE2_FREQUENCY packets
  */
-#define LIRC_SET_MEASURE_CARRIER_MODE  _IOW('i', 0x0000001d, __u32)
+#define LIRC_SET_MEASURE_CARRIER_MODE   _IOW('i', 0x0000001d, __u32)
 
 /*
  * to set a range use
@@ -162,4 +163,6 @@
 #define LIRC_SETUP_START               _IO('i', 0x00000021)
 #define LIRC_SETUP_END                 _IO('i', 0x00000022)
 
+#define LIRC_SET_WIDEBAND_RECEIVER     _IOW('i', 0x00000023, __u32)
+
 #endif