As an example, this patch adds support for the new RCIOCGIRRX ioctl
to rc-loopback.
Signed-off-by: David Härdeman <david@xxxxxxxxxxx>
---
drivers/media/rc/rc-loopback.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/media/rc/rc-loopback.c b/drivers/media/rc/rc-loopback.c
index bc67d2f..565318c 100644
--- a/drivers/media/rc/rc-loopback.c
+++ b/drivers/media/rc/rc-loopback.c
@@ -181,6 +181,27 @@ static int loop_set_carrier_report(struct rc_dev *dev, int enable)
return 0;
}
+/**
+ * loop_get_ir_rx() - returns the current RX settings
+ * @dev: the &struct rc_dev to get the settings for
+ * @rx: the &struct rc_ir_rx to fill in with the current settings
+ *
+ * This function is used to return the current RX settings.
+ */
+static void loop_get_ir_rx(struct rc_dev *dev, struct rc_ir_rx *rx)
+{
+ struct loopback_dev *lodev = dev->priv;
+
+ rx->rx_supported = RXMASK_REGULAR | RXMASK_LEARNING;
+ rx->rx_connected = RXMASK_REGULAR | RXMASK_LEARNING;
+ rx->rx_enabled = lodev->learning ? RXMASK_LEARNING : RXMASK_REGULAR;
+ rx->rx_learning = RXMASK_LEARNING;
+ rx->freq_min = lodev->rxcarriermin;
+ rx->freq_max = lodev->rxcarriermax;
+ rx->duty_min = 1;
+ rx->duty_max = 99;
+}
+
static int __init loop_init(void)
{
struct rc_dev *rc;
@@ -214,6 +235,7 @@ static int __init loop_init(void)
rc->s_idle = loop_set_idle;
rc->s_learning_mode = loop_set_learning_mode;
rc->s_carrier_report = loop_set_carrier_report;
+ rc->get_ir_rx = loop_get_ir_rx;
loopdev.txmask = RXMASK_REGULAR;
loopdev.txcarrier = 36000;
--
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