mceusb devices have a default timeout of 100ms, but this can be changed.
Signed-off-by: Sean Young <sean@xxxxxxxx>
---
drivers/media/rc/mceusb.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 69ba57372c05..c97cb2eb1c5f 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -982,6 +982,25 @@ static int mceusb_set_tx_carrier(struct rc_dev *dev, u32 carrier)
return 0;
}
+static int mceusb_set_timeout(struct rc_dev *dev, unsigned int timeout)
+{
+ u8 cmdbuf[4] = { MCE_CMD_PORT_IR, MCE_CMD_SETIRTIMEOUT, 0, 0 };
+ struct mceusb_dev *ir = dev->priv;
+ unsigned int units;
+
+ units = DIV_ROUND_CLOSEST(timeout, US_TO_NS(MCE_TIME_UNIT));
+
+ cmdbuf[2] = units >> 8;
+ cmdbuf[3] = units;
+
+ mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+
+ /* get receiver timeout value */
+ mce_async_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
+
+ return 0;
+}
+
/*
* Select or deselect the 2nd receiver port.
* Second receiver is learning mode, wide-band, short-range receiver.
@@ -1415,7 +1434,10 @@ static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir)
rc->dev.parent = dev;
rc->priv = ir;
rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER;
+ rc->min_timeout = US_TO_NS(MCE_TIME_UNIT);
rc->timeout = MS_TO_NS(100);
+ rc->max_timeout = 10 * IR_DEFAULT_TIMEOUT;
+ rc->s_timeout = mceusb_set_timeout;
if (!ir->flags.no_tx) {
rc->s_tx_mask = mceusb_set_tx_mask;
rc->s_tx_carrier = mceusb_set_tx_carrier;
--
2.14.3
