[PATCH v4 02/17] media: i2c: max9286: Rename reverse_channel_mv

From: Jacopo Mondi
Date: Mon Apr 12 2021 - 05:47:21 EST


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.

Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
---
drivers/media/i2c/max9286.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
index 1d9951215868..82ec05e96cb7 100644
--- a/drivers/media/i2c/max9286.c
+++ b/drivers/media/i2c/max9286.c
@@ -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;

--
2.31.1