media: i2c: max9286: Rename reverse_channel_mv

Rename the reverse_channel_mv variable to init_rev_chan_mv as
the next patch will cache the reverse channel amplitude in
a new driver variable.

Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Jacopo Mondi 2021-06-16 14:46:03 +02:00 committed by Mauro Carvalho Chehab
parent 3de09c7ae7
commit f78723eb62

View File

@ -163,7 +163,8 @@ struct max9286_priv {
unsigned int mux_channel; unsigned int mux_channel;
bool mux_open; 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_handler ctrls;
struct v4l2_ctrl *pixelrate; 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 * - Disable auto-ack as communication on the control channel are now
* stable. * stable.
*/ */
if (priv->reverse_channel_mv < 170) if (priv->init_rev_chan_mv < 170)
max9286_reverse_channel_setup(priv, 170); max9286_reverse_channel_setup(priv, 170);
max9286_check_config_link(priv, priv->source_mask); max9286_check_config_link(priv, priv->source_mask);
@ -972,7 +973,7 @@ static int max9286_setup(struct max9286_priv *priv)
* only. This should be disabled after the mux is initialised. * only. This should be disabled after the mux is initialised.
*/ */
max9286_configure_i2c(priv, true); 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 * Enable GMSL links, mask unused ones and autodetect link
@ -1237,9 +1238,9 @@ static int max9286_parse_dt(struct max9286_priv *priv)
if (of_property_read_u32(dev->of_node, if (of_property_read_u32(dev->of_node,
"maxim,reverse-channel-microvolt", "maxim,reverse-channel-microvolt",
&reverse_channel_microvolt)) &reverse_channel_microvolt))
priv->reverse_channel_mv = 170; priv->init_rev_chan_mv = 170;
else else
priv->reverse_channel_mv = reverse_channel_microvolt / 1000U; priv->init_rev_chan_mv = reverse_channel_microvolt / 1000U;
priv->route_mask = priv->source_mask; priv->route_mask = priv->source_mask;