Re: [PATCH 7/9] Input: wm97xx: split out touchscreen registering

From: Charles Keepax
Date: Thu Oct 27 2016 - 10:08:09 EST


On Wed, Oct 26, 2016 at 09:41:45PM +0200, Robert Jarzmik wrote:
> wm97xx-core does several things in it initialization :
> - touchscreen input device setup
> - battery device creation
>
> As the wm97xx is actually a multi-function device handling an audio
> codec, a touchscreen, a gpio block and an ADC, reshape the probing to
> isolate what is truly input/touchscreen specific from the remaining
> part.
>
> This is only code shuffling, there is no functional change.
>
> Signed-off-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
> ---
> drivers/input/touchscreen/wm97xx-core.c | 193 ++++++++++++++++++--------------
> 1 file changed, 112 insertions(+), 81 deletions(-)
>
> diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
> index 83cf11312fd9..50a110e2988b 100644
<snip>
> +static void wm97xx_remove_battery(struct wm97xx *wm)
> +{
> + platform_device_put(wm->battery_dev);
> +}
<snip>
> @@ -724,10 +757,8 @@ static int wm97xx_remove(struct device *dev)
> {
> struct wm97xx *wm = dev_get_drvdata(dev);
>
> - platform_device_unregister(wm->battery_dev);
> - platform_device_unregister(wm->touch_dev);
> - input_unregister_device(wm->input_dev);
> - kfree(wm);
> + wm97xx_remove_battery(wm);

The commit message says this is just shifting code around but the
platform_device_unregister for the battery_dev seems to have
turned into a platform_device_put here.

Thanks,
Charles