Hi Kyungmin Park,
> +
> +static ssize_t haptic_value_store(struct device *dev,
> + struct device_attribute *attr, const char *buf, size_t size)
> +{
> + struct haptic_classdev *haptic_cdev = dev_get_drvdata(dev);
> + ssize_t ret = -EINVAL;
> + char *after;
> + unsigned long state = simple_strtoul(buf, &after, 10);
s/simple_strtoul/strict_strtoul. code looks clean, but let's scan it
through scripts/checkpatch.pl.
> diff --git a/drivers/haptic/haptic.h b/drivers/haptic/haptic.h
> new file mode 100644
> index 0000000..888aaa3
> --- /dev/null
> +++ b/drivers/haptic/haptic.h
> @@ -0,0 +1,35 @@
> +/*
> + * Haptic Core
> + *
> + * Copyright (C) 2008 Samsung Electronics
> + * Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + */
> +
> +#ifndef __HAPTIC_H_INCLUDED
> +#define __HAPTIC_H_INCLUDED
> +
> +#include <linux/device.h>
> +#include <linux/rwsem.h>
> +#include <linux/haptic.h>
> +
> +static inline void haptic_set_value(struct haptic_classdev *haptic_cdev,
> + enum haptic_value value)
> +{
> + if (value > HAPTIC_FULL)
> + value = HAPTIC_FULL;
> + haptic_cdev->value = value;
> + if (!(haptic_cdev->flags & HAPTIC_SUSPENDED))
> + haptic_cdev->set(haptic_cdev, value);
> +}
> +
> +static inline int haptic_get_value(struct haptic_classdev *haptic_cdev)
> +{
> + return haptic_cdev->value;
> +}
You had mentioned in Kconfig help text that haptics set/get APIs can
be accessed from kernel drivers too, I am not able to understand that
from this code.
--
---Trilok Soni
http://triloksoni.wordpress.com
http://www.linkedin.com/in/triloksoni
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