Hi Jacopo,
On 16/02/2021 17:41, Jacopo Mondi wrote:
> Rename the reverse_channel_mv variable to init_rev_chan_mv as
> the next patches will cache the reverse channel amplitude in
> a new driver variable.
>
I've been trying to figure out if we really do need two variables to
store this now, but I can't see an easy way to factor out the
initialisation value, and I like the idea of caching the current stored
value.
So
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
> ---
> drivers/media/i2c/max9286.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
> index 1d9951215868..1f14cd817fbf 100644
> --- a/drivers/media/i2c/max9286.c
> +++ b/drivers/media/i2c/max9286.c
> @@ -163,7 +163,7 @@ struct max9286_priv {
> unsigned int mux_channel;
> bool mux_open;
>
> - u32 reverse_channel_mv;
> + u32 init_rev_chan_mv;
>
> struct v4l2_ctrl_handler ctrls;
> struct v4l2_ctrl *pixelrate;
> @@ -563,7 +563,7 @@ 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 +971,7 @@ 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 +1236,9 @@ 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;
>
>
