@@ -163,7 +163,8 @@ struct max9286_priv {
unsigned int mux_channel;
bool mux_open;
- u32 reverse_channel_mv;
+ /* The initial reverse control channel amplitude. */
+ u32 init_rev_chan_mv;
struct v4l2_ctrl_handler ctrls;
struct v4l2_ctrl *pixelrate;
@@ -563,7 +564,7 @@ static int max9286_notify_bound(struct v4l2_async_notifier *notifier,
* - Disable auto-ack as communication on the control channel are now
* stable.
*/
- if (priv->reverse_channel_mv < 170)
+ if (priv->init_rev_chan_mv < 170)
max9286_reverse_channel_setup(priv, 170);
max9286_check_config_link(priv, priv->source_mask);
@@ -971,7 +972,7 @@ static int max9286_setup(struct max9286_priv *priv)
* only. This should be disabled after the mux is initialised.
*/
max9286_configure_i2c(priv, true);
- max9286_reverse_channel_setup(priv, priv->reverse_channel_mv);
+ max9286_reverse_channel_setup(priv, priv->init_rev_chan_mv);
/*
* Enable GMSL links, mask unused ones and autodetect link
@@ -1236,9 +1237,9 @@ static int max9286_parse_dt(struct max9286_priv *priv)
if (of_property_read_u32(dev->of_node,
"maxim,reverse-channel-microvolt",
&reverse_channel_microvolt))
- priv->reverse_channel_mv = 170;
+ priv->init_rev_chan_mv = 170;
else
- priv->reverse_channel_mv = reverse_channel_microvolt / 1000U;
+ priv->init_rev_chan_mv = reverse_channel_microvolt / 1000U;
priv->route_mask = priv->source_mask;